/* STAT - Company Website CSS */
/* Clean and professional design with blue theme */

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    -webkit-tap-highlight-color: transparent;
}

html {
    -webkit-text-size-adjust: 100%;
    -ms-text-size-adjust: 100%;
}

body {
    font-family: 'Noto Sans', 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    /* background: linear-gradient(135deg, #fff9c4 0%, #fff59d 50%, #fff176 100%); */
    background:
    radial-gradient(1200px 600px at 20% 0%, rgba(152, 197, 255, 0.45) 0%, rgba(152, 197, 255, 0) 65%),
    radial-gradient(1000px 500px at 100% 100%, rgba(30, 64, 175, 0.25) 0%, rgba(30, 64, 175, 0) 60%),
    linear-gradient(135deg,
      #38bdf8 0%,
      #60a5fa 35%,
      #3b82f6 55%,
      #2563eb 75%,
      #1d4ed8 100%
    );
    min-height: 100vh;
    color: #333;
    line-height: 1.6;
    font-size: clamp(14px, 1.125vw + 0.5rem, 18px); /* Responsive: 14px (mobile) to 18px (desktop) */
    margin: 0;
    padding: 0;
    width: 100%;
    overflow-x: hidden; /* 防止横向滚动 */
    position: relative;
}

h1, h2, h3, h4, h5, h6 {
    font-family: 'Figtree', 'Noto Sans', 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

/* Decorative background elements */
body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: 
        radial-gradient(circle at 15% 30%, rgba(96, 165, 250, 0.1) 0%, transparent 40%),
        radial-gradient(circle at 85% 70%, rgba(37, 99, 235, 0.1) 0%, transparent 40%);
    pointer-events: none;
    z-index: 0;
    animation: backgroundFloat 20s ease-in-out infinite;
}

@keyframes backgroundFloat {
    0%, 100% {
        transform: translate(0, 0) scale(1);
        opacity: 1;
    }
    50% {
        transform: translate(20px, -20px) scale(1.05);
        opacity: 0.8;
    }
}

html {
    width: 100%;
    min-height: 100%;
    scroll-behavior: smooth;
    /* overflow-x: hidden; 移除以防止影响 navbar sticky 定位 */
}

/* Touch-friendly button and link styles */
button, a, input[type="button"], input[type="submit"] {
    touch-action: manipulation;
    -webkit-tap-highlight-color: rgba(0, 0, 0, 0.1);
}

/* Improve scrolling on mobile */
@media (max-width: 768px) {
    body {
        -webkit-overflow-scrolling: touch;
    }
    
    /* Prevent text selection on buttons */
    button, .btn, .nav_items, .mobile-nav-item {
        -webkit-user-select: none;
        -moz-user-select: none;
        -ms-user-select: none;
        user-select: none;
    }
}

/* =========================================================
   UI UX Pro Max - Global Breadcrumb (Responsive)
   ========================================================= */
:root {
    --uxp-bc-bg: rgba(255, 255, 255, 0.96);
    --uxp-bc-border: #dbeafe;
    --uxp-bc-shadow: 0 8px 24px rgba(15, 23, 42, 0.12);
    --uxp-bc-text: #1e293b;
    --uxp-bc-muted: #64748b;
    --uxp-bc-primary: #0369a1;
    --uxp-bc-primary-soft: #e0f2fe;
    --uxp-bc-focus: rgba(3, 105, 161, 0.24);
    --uxp-bc-radius: 12px;
    --uxp-bc-transition: 180ms ease;
}

/* Default: collapsed, peek 6px white strip only (no text). Hover wrapper to expand. */
.uxp-breadcrumb {
    display: flex;
    align-items: center;
    gap: 10px;
    max-width: min(1700px, 95vw);
    margin: 0 auto;
    padding: 6px 10px;
    border: 1px solid var(--uxp-bc-border);
    border-top: none;
    border-radius: 0 0 10px 10px;
    background: var(--uxp-bc-bg);
    box-shadow: 0 6px 18px rgba(15, 23, 42, 0.1);
    backdrop-filter: blur(4px);
    max-height: 6px;
    overflow: hidden;
    transition: max-height 0.35s ease;
}

.uxp-breadcrumb > * {
    opacity: 0;
    transition: opacity 0.25s ease;
}

.navbar-breadcrumb-wrapper:hover .uxp-breadcrumb {
    max-height: 56px;
}

.navbar-breadcrumb-wrapper:hover .uxp-breadcrumb > * {
    opacity: 1;
}

.uxp-breadcrumb-back {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    min-height: 44px;
    padding: 0 10px;
    border-radius: 10px;
    color: var(--uxp-bc-primary);
    text-decoration: none;
    font-size: 0.9rem;
    font-weight: 700;
    white-space: nowrap;
    transition: background var(--uxp-bc-transition), color var(--uxp-bc-transition);
}

.uxp-breadcrumb-back:hover,
.uxp-breadcrumb-back:focus-visible {
    background: var(--uxp-bc-primary-soft);
}

.uxp-breadcrumb-back:focus-visible {
    outline: 0;
    box-shadow: 0 0 0 3px var(--uxp-bc-focus);
}

.uxp-breadcrumb-list {
    list-style: none;
    display: flex;
    align-items: center;
    gap: 6px;
    min-width: 0;
    overflow: hidden;
    margin: 0;
    padding: 0;
}

.uxp-breadcrumb-item {
    min-width: 0;
}

.uxp-breadcrumb-item a,
.uxp-breadcrumb-item span {
    display: inline-block;
    max-width: 100%;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    font-size: 0.84rem;
    line-height: 1.2;
    border-radius: 8px;
    padding: 4px 6px;
}

.uxp-breadcrumb-item a {
    text-decoration: none;
    color: var(--uxp-bc-muted);
    transition: color var(--uxp-bc-transition), background var(--uxp-bc-transition);
}

.uxp-breadcrumb-item a:hover {
    color: var(--uxp-bc-primary);
    background: #f0f9ff;
}

.uxp-breadcrumb-item a:focus-visible {
    outline: 0;
    box-shadow: 0 0 0 3px var(--uxp-bc-focus);
}

.uxp-breadcrumb-item.current span {
    color: var(--uxp-bc-text);
    font-weight: 700;
    background: #f8fafc;
}

.uxp-breadcrumb-sep {
    color: #94a3b8;
    font-size: 0.62rem;
    flex-shrink: 0;
}

/* Mobile: overlay on content, no extra gap (breadcrumb floats on content) */
@media (max-width: 768px) {
    .navbar-breadcrumb-wrapper {
        position: relative;
    }

    .navbar-breadcrumb-wrapper > .navbar {
        width: 100%;
    }

    .uxp-breadcrumb {
        position: absolute;
        top: 100%;
        left: 12px;
        right: auto;
        max-width: fit-content;
        width: auto;
        margin: 0;
        padding: 3px 8px 4px;
        gap: 3px;
        max-height: 28px;
        min-height: 24px;
        border-radius: 999px;
        border: 1px solid rgba(203, 213, 225, 0.5);
        background: rgba(255, 255, 255, 0.92);
        box-shadow: 0 1px 4px rgba(15, 23, 42, 0.08);
        z-index: 1000;
        pointer-events: auto;
    }

    .uxp-breadcrumb > * {
        opacity: 1;
    }

    .uxp-breadcrumb-back {
        display: none;
    }

    .navbar-breadcrumb-wrapper:hover .uxp-breadcrumb {
        max-height: 28px;
    }

    .uxp-breadcrumb-list {
        flex: 0 1 auto;
        overflow-x: auto;
        scrollbar-width: none;
        max-width: min(calc(100vw - 60px), 280px);
        -webkit-overflow-scrolling: touch;
    }

    .uxp-breadcrumb-list::-webkit-scrollbar {
        display: none;
    }

    .uxp-breadcrumb-item a,
    .uxp-breadcrumb-item span {
        font-size: 0.68rem;
        padding: 1px 3px;
        max-width: 90px;
    }

    .uxp-breadcrumb-item.current span {
        font-size: 0.68rem;
        font-weight: 600;
        padding: 1px 3px;
        background: transparent;
        color: var(--uxp-bc-text);
    }

    .uxp-breadcrumb-item a {
        color: var(--uxp-bc-muted);
        font-weight: 500;
    }

    .uxp-breadcrumb-sep {
        font-size: 0.5rem;
        color: #94a3b8;
        opacity: 0.8;
    }
}

/* Tablet */
@media (min-width: 769px) and (max-width: 1199px) {
    .uxp-breadcrumb-back {
        min-height: 40px;
        font-size: 0.88rem;
    }
}

/* Desktop: full path, no back shortcut needed */
@media (min-width: 1200px) {
    .uxp-breadcrumb-back {
        display: none;
    }
}

@media (prefers-reduced-motion: reduce) {
    .uxp-breadcrumb,
    .uxp-breadcrumb *,
    .uxp-breadcrumb > *,
    .uxp-breadcrumb-back,
    .uxp-breadcrumb-item a {
        transition-duration: 0.01ms !important;
    }
}


/* About Us Section */
.about_us {
    background: linear-gradient(135deg, #ffffff 0%, #f8faff 100%);
    max-width: min(1700px, 95vw);
    min-height: clamp(400px, 50vw, 600px);
    margin: clamp(24px, 3.75vw, 60px) auto 0;
    padding: clamp(32px, 5vw, 80px) clamp(16px, 4vw, 64px);
    border-radius: clamp(16px, 1.5vw, 24px);
    box-shadow: 0 clamp(12px, 1.25vw, 20px) clamp(36px, 3.75vw, 60px) rgba(15, 23, 42, 0.12),
                0 0 0 1px rgba(59, 130, 246, 0.05);
    display: flex;
    flex-direction: column;
    gap: clamp(32px, 4vw, 48px);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
    z-index: 1;
}

.about_us_content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: clamp(24px, 3vw, 48px);
    align-items: stretch;
}

.about_us::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle at 20% 50%, rgba(59, 130, 246, 0.03) 0%, transparent 50%);
    pointer-events: none;
    z-index: 0;
}

.about_us::after {
    content: '';
    position: absolute;
    top: clamp(-30px, -3vw, -50px);
    right: clamp(-30px, -3vw, -50px);
    width: clamp(200px, 25vw, 400px);
    height: clamp(200px, 25vw, 400px);
    background-image: url("data:image/svg+xml,%3Csvg width='200' height='200' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M10,50 Q50,20 90,50 T170,50 Q190,60 180,80 T150,120 Q130,140 100,130 T30,120 Q10,100 20,80 Z' fill='none' stroke='%233b82f6' stroke-width='3' opacity='0.15' stroke-linecap='round'/%3E%3Cpath d='M30,100 Q60,70 100,90 T180,100' fill='none' stroke='%2360a5fa' stroke-width='2.5' opacity='0.12' stroke-linecap='round'/%3E%3Cpath d='M50,150 Q80,120 120,140 T200,150' fill='none' stroke='%231d4ed8' stroke-width='2' opacity='0.1' stroke-linecap='round'/%3E%3C/svg%3E");
    background-size: contain;
    background-repeat: no-repeat;
    pointer-events: none;
    z-index: 0;
    opacity: 0.6;
    animation: doodleFloat 15s ease-in-out infinite;
}

@keyframes doodleFloat {
    0%, 100% {
        transform: translate(0, 0) rotate(0deg);
        opacity: 0.6;
    }
    50% {
        transform: translate(-20px, 20px) rotate(5deg);
        opacity: 0.4;
    }
}

.about_us:hover {
    transform: translateY(-4px);
    box-shadow: 0 28px 80px rgba(15, 23, 42, 0.18),
                0 0 0 1px rgba(59, 130, 246, 0.1);
}

.STAT_img {
    flex: unset;
    width: 100%;
    max-width: 100%;
    position: relative;
    z-index: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.STAT_img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: clamp(16px, 1.5vw, 24px);
    box-shadow: none;
    border: none;
    position: relative;
    z-index: 1;
}

.description {
    flex: unset;
    max-width: 100%;
    display: flex;
    flex-direction: column;
    justify-content: center;
    position: relative;
    z-index: 1;
}

/* Heading sizes per spec */
.about_us > .title { /* h1 */
    font-size: clamp(2.5rem, 4vw, 4rem);
    font-weight: 800;
    background: linear-gradient(135deg, #1e40af 0%, #3b82f6 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 0;
    line-height: 1.2;
    letter-spacing: -1px;
    text-align: left;
    position: relative;
}

.about_us > .title::after {
    content: '';
    position: absolute;
    bottom: -12px;
    left: 0;
    width: 120px;
    height: 4px;
    background: linear-gradient(90deg, #3b82f6, #60a5fa);
    border-radius: 2px;
}

.desc {
    font-size: clamp(1rem, 1.5vw, 1.4rem);
    color: #475569;
    line-height: 1.9;
    margin-bottom: 48px;
    text-align: left;
    font-weight: 400;
}

.about_intro,
.about_text {
    margin: 0;
}

.about_text {
    margin-top: 14px;
}

.about_text_last {
    margin-top: 12px;
}

.about_focus_links {
    list-style: none;
    margin: 14px 0 10px;
    padding: 0;
    display: grid;
    gap: 8px;
    justify-items: start;
}

.about_focus_link {
    display: inline-block;
    align-items: center;
    padding: 0;
    border-radius: 0;
    background: transparent;
    border: none;
    color: #334155;
    font-size: clamp(0.84rem, 1.05vw, 1rem);
    font-weight: 600;
    line-height: 1.25;
    text-decoration: underline;
    text-decoration-color: rgba(51, 65, 85, 0.35);
    text-underline-offset: 3px;
    white-space: nowrap;
    transition: color 0.2s ease, text-decoration-color 0.2s ease;
}

.about_focus_link:hover {
    background: transparent;
    border: none;
    color: #0f172a;
    text-decoration-color: rgba(15, 23, 42, 0.65);
    transform: none;
}

.about_focus_link:focus-visible {
    outline: 2px solid rgba(8, 145, 178, 0.35);
    outline-offset: 2px;
}

.about_focus_link_icon {
    margin-right: 6px;
    font-size: 0.86em;
    opacity: 0.8;
}

.button_next {
    align-self: flex-end;
    background: linear-gradient(45deg, #3b82f6, #1d4ed8);
    color: #ffffff;
    border: none;
    border-radius: 999px;
    padding: 10px 22px;
    font-size: 15px;
    font-weight: 600;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 4px;
    box-shadow: 0 6px 16px rgba(59, 130, 246, 0.3);
    transition: background 0.2s ease, box-shadow 0.2s ease, transform 0.1s ease;
}

.button_next:hover {
    background: linear-gradient(45deg, #2563eb, #1e40af);
    box-shadow: 0 8px 20px rgba(59, 130, 246, 0.35);
    transform: translateY(-1px);
}

.button_next:active {
    transform: translateY(0);
    box-shadow: 0 4px 10px rgba(37, 99, 235, 0.35);
}

/* Responsive for About Us - Tablet */
@media (min-width: 768px) and (max-width: 1024px) {
    .about_us {
        padding: 60px 40px;
        margin: 60px auto 80px;
        gap: 40px;
    }
    
    .about_us_content {
        grid-template-columns: 1fr 1fr;
        gap: 40px;
        align-items: stretch;
    }
    
    .description {
        order: 1;
    }
    
    .STAT_img {
        order: 2;
        width: 100%;
        max-width: 100%;
    }
}

@media (max-width: 767px) {
    .about_us {
        padding: 50px 30px;
        margin: 40px auto 60px;
        gap: 32px;
    }
    
    .about_us_content {
        grid-template-columns: 1fr;
        gap: 32px;
    }
    
    .about_us > .title {
        text-align: center;
    }
    
    .about_us > .title::after {
        left: 50%;
        transform: translateX(-50%);
        width: 100px;
    }
    
    .desc {
        text-align: center;
    }

    .about_focus_links {
        justify-items: center;
    }

    .about_focus_link {
        font-size: clamp(0.74rem, 2.35vw, 0.9rem);
        letter-spacing: -0.01em;
    }
    
    .STAT_img {
        max-width: 65%;
        width: 65%;
        height: auto;
        max-height: none;
        margin: 0 auto;
        order: -1; /* 图片在手机上显示在文字上面 */
    }
    
    .STAT_img img {
        height: auto;
        object-fit: contain;
    }
    
    .description {
        max-width: 100%;
    }
    
    .button_next {
        align-self: center;
    }
}

@media (max-width: 480px) {
    .about_us {
        padding: 40px 20px;
        margin: 32px auto 48px;
        border-radius: 20px;
    }
    
    .button_next {
        padding: 9px 20px;
        font-size: 14px;
        width: auto;
        height: auto;
    }
}

/* About Us Section - Mobile Fine-tuning (Desktop-first with max-width) */
@media (max-width: 425px) {
    .about_us {
        padding: clamp(28px, 8vw, 36px) clamp(16px, 4vw, 18px);
        margin: clamp(24px, 6vw, 28px) auto clamp(40px, 10vw, 44px);
        gap: clamp(24px, 6vw, 28px);
    }
    
    .about_us > .title {
        font-size: clamp(1.75rem, 5vw, 2rem);
        margin-bottom: 0;
    }
    
    .desc {
        font-size: clamp(0.875rem, 2.5vw, 0.95rem);
        margin-bottom: clamp(28px, 7vw, 32px);
        line-height: clamp(1.6, 4vw, 1.7);
    }
    
    .button_next {
        padding: 9px 20px;
        font-size: 14px;
        width: auto;
        height: auto;
    }
}

@media (max-width: 375px) {
    .about_us {
        padding: clamp(24px, 6.5vw, 32px) clamp(14px, 3.8vw, 16px);
        margin: clamp(20px, 5.5vw, 24px) auto clamp(36px, 9.5vw, 40px);
        gap: clamp(20px, 5.5vw, 24px);
        border-radius: clamp(16px, 4.5vw, 18px);
    }
    
    .about_us > .title {
        font-size: clamp(1.5rem, 4.5vw, 1.75rem);
        margin-bottom: 0;
    }
    
    .desc {
        font-size: clamp(0.85rem, 2.3vw, 0.9rem);
        margin-bottom: clamp(24px, 6.5vw, 28px);
    }
    
    .button_next {
        padding: 9px 20px;
        font-size: 13px;
        width: auto;
        height: auto;
    }
}

@media (max-width: 320px) {
    .about_us {
        padding: clamp(20px, 6vw, 24px) clamp(12px, 3.5vw, 14px);
        margin: clamp(16px, 5vw, 20px) auto clamp(32px, 9vw, 36px);
        gap: clamp(18px, 5vw, 20px);
        border-radius: clamp(14px, 4vw, 16px);
    }
    
    .about_us > .title {
        font-size: clamp(1.4rem, 4vw, 1.5rem);
        margin-bottom: 0;
    }
    
    .about_us > .title::after {
        width: clamp(60px, 18vw, 70px);
        height: clamp(3px, 0.9vw, 4px);
    }
    
    .desc {
        font-size: clamp(0.8rem, 2vw, 0.85rem);
        margin-bottom: clamp(20px, 6vw, 24px);
        line-height: clamp(1.5, 4.5vw, 1.6);
    }
    
    .button_next {
        padding: 8px 18px;
        font-size: 12px;
        width: auto;
        height: auto;
    }
}

/* Features/Highlights Section */
.features_section {
    background: linear-gradient(135deg, rgba(59, 130, 246, 0.05) 0%, rgba(30, 64, 175, 0.08) 100%);
    padding: clamp(40px, 5vw, 80px) clamp(20px, 2.5vw, 40px);
    margin: clamp(32px, 3.75vw, 60px) auto;
    position: relative;
    overflow: hidden;
}

.features_section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: 
        radial-gradient(circle at 10% 20%, rgba(59, 130, 246, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 90% 80%, rgba(30, 64, 175, 0.1) 0%, transparent 50%);
    pointer-events: none;
    z-index: 0;
}

.features_section::after {
    content: '';
    position: absolute;
    top: 50%;
    right: 5%;
    transform: translateY(-50%);
    width: 300px;
    height: 300px;
    background-image: url("data:image/svg+xml,%3Csvg width='200' height='200' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M20,100 Q50,60 90,80 T170,90 Q190,110 170,140 T120,190 Q90,210 50,200 T10,190' fill='none' stroke='%233b82f6' stroke-width='3' opacity='0.1' stroke-linecap='round'/%3E%3Cpath d='M40,140 Q80,110 130,130 T230,140' fill='none' stroke='%2360a5fa' stroke-width='2.5' opacity='0.08' stroke-linecap='round'/%3E%3Cpath d='M60,60 Q100,40 150,60 T250,70' fill='none' stroke='%231d4ed8' stroke-width='2' opacity='0.1' stroke-linecap='round'/%3E%3C/svg%3E");
    background-size: contain;
    background-repeat: no-repeat;
    pointer-events: none;
    z-index: 0;
    opacity: 0.4;
    animation: doodleFloat 16s ease-in-out infinite;
}

.features_container {
    max-width: min(1400px, 95vw);
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: clamp(16px, 2vw, 32px);
    position: relative;
    z-index: 1;
}

.feature_card {
    background: #ffffff;
    padding: clamp(24px, 2.5vw, 40px) clamp(20px, 2vw, 32px);
    border-radius: clamp(16px, 1.25vw, 20px);
    text-align: center;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 0 clamp(4px, 0.5vw, 8px) clamp(16px, 1.5vw, 24px) rgba(15, 23, 42, 0.08),
                0 0 0 1px rgba(59, 130, 246, 0.05);
    position: relative;
    overflow: hidden;
}

.feature_card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: linear-gradient(90deg, #3b82f6, #60a5fa);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.4s ease;
}

.feature_card:hover::before {
    transform: scaleX(1);
}

.feature_card:hover {
    transform: translateY(-8px);
    box-shadow: 0 16px 40px rgba(15, 23, 42, 0.15),
                0 0 0 1px rgba(59, 130, 246, 0.2);
}

.feature_icon {
    width: clamp(60px, 5vw, 80px);
    height: clamp(60px, 5vw, 80px);
    background: linear-gradient(135deg, #3b82f6 0%, #1d4ed8 100%);
    border-radius: clamp(16px, 1.25vw, 20px);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto clamp(18px, 1.5vw, 24px);
    box-shadow: 0 clamp(4px, 0.5vw, 8px) clamp(16px, 1.5vw, 24px) rgba(59, 130, 246, 0.3);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.feature_card:hover .feature_icon {
    transform: scale(1.1) rotate(5deg);
    box-shadow: 0 12px 32px rgba(59, 130, 246, 0.4);
}

.feature_icon i {
    font-size: 2rem;
    color: #ffffff;
}

.feature_title {
    font-size: clamp(1.25rem, 1.5vw, 1.5rem);
    font-weight: 700;
    color: #0f172a;
    margin-bottom: 12px;
    line-height: 1.3;
}

.feature_desc {
    font-size: clamp(0.9rem, 1.1vw, 1rem);
    color: #64748b;
    line-height: 1.6;
    margin: 0;
}

/* Responsive Features */
@media (max-width: 1024px) {
    .features_container {
        grid-template-columns: repeat(2, 1fr);
        gap: 24px;
    }
}

@media (max-width: 640px) {
    .features_section {
        padding: 60px 20px;
    }
    
    .features_container {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .feature_card {
        padding: 32px 24px;
    }
}

/* Features Section - Mobile Fine-tuning (Desktop-first with max-width) */
@media (max-width: 425px) {
    .features_section {
        padding: clamp(48px, 11vw, 56px) clamp(16px, 3.8vw, 18px);
        margin: clamp(40px, 9.5vw, 48px) auto;
    }
    
    .features_container {
        gap: clamp(16px, 3.8vw, 18px);
    }
    
    .feature_card {
        padding: clamp(28px, 6.5vw, 32px) clamp(20px, 4.7vw, 22px);
    }
    
    .feature_icon {
        width: clamp(70px, 16vw, 75px);
        height: clamp(70px, 16vw, 75px);
        margin-bottom: clamp(20px, 4.7vw, 22px);
    }
    
    .feature_icon i {
        font-size: clamp(1.6rem, 3.8vw, 1.8rem);
    }
    
    .feature_title {
        font-size: clamp(1.1rem, 2.6vw, 1.2rem);
        margin-bottom: clamp(10px, 2.4vw, 11px);
    }
    
    .feature_desc {
        font-size: clamp(0.85rem, 2vw, 0.9rem);
    }
}

@media (max-width: 375px) {
    .features_section {
        padding: clamp(40px, 10.5vw, 48px) clamp(14px, 3.7vw, 16px);
        margin: clamp(32px, 8.5vw, 40px) auto;
    }
    
    .features_container {
        gap: clamp(14px, 3.7vw, 16px);
    }
    
    .feature_card {
        padding: clamp(24px, 6.5vw, 28px) clamp(18px, 4.8vw, 20px);
        border-radius: clamp(16px, 4.3vw, 18px);
    }
    
    .feature_icon {
        width: clamp(65px, 17vw, 70px);
        height: clamp(65px, 17vw, 70px);
        border-radius: clamp(16px, 4.3vw, 18px);
        margin-bottom: clamp(18px, 4.8vw, 20px);
    }
    
    .feature_icon i {
        font-size: clamp(1.5rem, 4vw, 1.6rem);
    }
    
    .feature_title {
        font-size: clamp(1rem, 2.7vw, 1.1rem);
        margin-bottom: clamp(8px, 2.1vw, 10px);
    }
    
    .feature_desc {
        font-size: clamp(0.8rem, 2.1vw, 0.85rem);
        line-height: clamp(1.5, 4vw, 1.6);
    }
}

@media (max-width: 320px) {
    .features_section {
        padding: clamp(32px, 10vw, 40px) clamp(12px, 3.5vw, 14px);
        margin: clamp(24px, 7.5vw, 32px) auto;
    }
    
    .features_container {
        gap: clamp(12px, 3.5vw, 14px);
    }
    
    .feature_card {
        padding: clamp(20px, 6vw, 24px) clamp(16px, 4.5vw, 18px);
        border-radius: clamp(14px, 4vw, 16px);
    }
    
    .feature_icon {
        width: clamp(60px, 18vw, 65px);
        height: clamp(60px, 18vw, 65px);
        border-radius: clamp(14px, 4vw, 16px);
        margin-bottom: clamp(16px, 4.5vw, 18px);
    }
    
    .feature_icon i {
        font-size: clamp(1.4rem, 4vw, 1.5rem);
    }
    
    .feature_title {
        font-size: clamp(0.95rem, 2.5vw, 1rem);
        margin-bottom: clamp(6px, 1.8vw, 8px);
    }
    
    .feature_desc {
        font-size: clamp(0.75rem, 2vw, 0.8rem);
        line-height: clamp(1.4, 4.5vw, 1.5);
    }
}

/* Products Section */
.products {
    background: linear-gradient(135deg, #ffffff 0%, #f8faff 100%);
    margin: clamp(32px, 3.75vw, 60px) auto clamp(32px, 3.75vw, 60px);
    padding: clamp(32px, 3.125vw, 50px) clamp(20px, 2.5vw, 40px);
    max-width: min(1700px, 95vw);
    border-radius: clamp(16px, 1.5vw, 24px);
    box-shadow: 0 clamp(12px, 1.25vw, 20px) clamp(36px, 3.75vw, 60px) rgba(15, 23, 42, 0.12),
                0 0 0 1px rgba(59, 130, 246, 0.05);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
    z-index: 1;
}

.products::before {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    width: 50%;
    height: 100%;
    background: radial-gradient(circle at 80% 50%, rgba(59, 130, 246, 0.03) 0%, transparent 50%);
    pointer-events: none;
    z-index: 0;
}

.products::after {
    content: '';
    position: absolute;
    bottom: clamp(-40px, -5vw, -80px);
    left: clamp(-40px, -5vw, -80px);
    width: clamp(250px, 31vw, 500px);
    height: clamp(250px, 31vw, 500px);
    background-image: url("data:image/svg+xml,%3Csvg width='250' height='250' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M20,80 Q60,40 100,70 T200,80 Q220,100 200,130 T150,180 Q120,200 80,190 T10,180' fill='none' stroke='%233b82f6' stroke-width='4' opacity='0.12' stroke-linecap='round'/%3E%3Cpath d='M40,120 Q80,90 130,110 T240,120' fill='none' stroke='%2360a5fa' stroke-width='3' opacity='0.1' stroke-linecap='round'/%3E%3Cpath d='M60,160 Q100,130 150,150 T250,160' fill='none' stroke='%231d4ed8' stroke-width='2.5' opacity='0.08' stroke-linecap='round'/%3E%3Ccircle cx='180' cy='100' r='8' fill='%233b82f6' opacity='0.15'/%3E%3Ccircle cx='120' cy='150' r='6' fill='%2360a5fa' opacity='0.12'/%3E%3C/svg%3E");
    background-size: contain;
    background-repeat: no-repeat;
    pointer-events: none;
    z-index: 0;
    opacity: 0.5;
    animation: doodleFloat 20s ease-in-out infinite reverse;
}

.products:hover {
    transform: translateY(-4px);
    box-shadow: 0 28px 80px rgba(15, 23, 42, 0.18),
                0 0 0 1px rgba(59, 130, 246, 0.1);
}

.products_title { /* h1 */
    text-align: center;
    font-size: clamp(2rem, 3vw, 3rem);
    font-weight: 800;
    background: linear-gradient(135deg, #0b2e6f 0%, #1e40af 50%, #3b82f6 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 40px;
    position: relative;
    padding-bottom: 20px;
    z-index: 1;
}

.products_title::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 120px;
    height: 4px;
    background: linear-gradient(90deg, #3b82f6, #60a5fa);
    border-radius: 2px;
}

.products_grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: clamp(16px, 1.5vw, 24px);
    position: relative;
    z-index: 1;
}

.product_card {
    background: #fff;
    border: 1px solid rgba(59, 130, 246, 0.1);
    border-radius: clamp(16px, 1.25vw, 20px);
    padding: clamp(16px, 1.25vw, 20px);
    box-shadow: 0 clamp(6px, 0.625vw, 10px) clamp(18px, 1.875vw, 30px) rgba(0, 0, 0, 0.08),
                0 0 0 1px rgba(59, 130, 246, 0.05);
    display: flex;
    flex-direction: column;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
    background-image: linear-gradient(135deg, #ffffff 0%, #f8faff 100%);
}

.product_card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: linear-gradient(90deg, #3b82f6, #60a5fa);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.4s ease;
}

.product_card:hover::before {
    transform: scaleX(1);
}

.product_card:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.15),
                0 0 0 1px rgba(59, 130, 246, 0.2);
    border-color: rgba(59, 130, 246, 0.3);
}

.product_img {
    width: clamp(75%, 53vw, 85%);
    max-width: min(300px, 100%);
    aspect-ratio: 1 / 1;
    object-fit: cover;
    border-radius: clamp(12px, 1vw, 16px);
    margin: 0 auto clamp(16px, 1.25vw, 20px);
    display: block;
    transition: transform 0.4s ease;
    box-shadow: 0 clamp(2px, 0.25vw, 4px) clamp(8px, 0.75vw, 12px) rgba(0, 0, 0, 0.08);
}

.product_card:hover .product_img {
    transform: scale(1.05);
}

.product_name { /* h2 */
    font-size: clamp(1rem, 1.5vw, 1.4rem);
    font-weight: 700;
    color: #0f172a;
    margin-bottom: 12px;
    line-height: 1.3;
}

.product_desc {
    font-size: clamp(0.875rem, 1.2vw, 1rem);
    color: #64748b;
    line-height: 1.8;
    margin-bottom: 20px;
    display: -webkit-box;
    line-clamp: 3;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
    flex-grow: 1;
}

.product_meta {
    margin-top: auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.price {
    font-weight: 800;
    font-size: clamp(1.1rem, 1.5vw, 1.3rem);
    color: #0b2e6f;
    background: linear-gradient(135deg, #0b2e6f, #3b82f6);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.see_more {
    text-decoration: none;
    color: #2563eb;
    font-weight: 600;
    padding: 10px 20px;
    border-radius: 12px;
    border: 2px solid #3b82f6;
    background: rgba(59, 130, 246, 0.05);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    display: inline-flex;
    align-items: center;
    gap: 6px;
    position: relative;
    overflow: hidden;
}

.see_more::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
    transition: left 0.5s ease;
}

.see_more:hover::before {
    left: 100%;
}

.see_more:hover {
    background: linear-gradient(135deg, #2563eb, #3b82f6);
    color: #fff;
    border-color: #2563eb;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(37, 99, 235, 0.3);
}

.products_footer {
    display: flex;
    justify-content: flex-end;
    margin-top: 24px;
}

/* Responsive Products */
@media (max-width: 1024px) {
    .products {
        padding: 60px 40px;
        margin: 60px auto 80px;
    }
    
    .products_grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 20px;
    }
}

@media (max-width: 768px) {
    .products {
        padding: 50px 30px;
        margin: 40px auto 60px;
    }
}

@media (max-width: 640px) {
    .products {
        padding: 40px 20px;
        margin: 32px auto 48px;
        border-radius: 20px;
    }
    
    .products_grid {
        grid-template-columns: 1fr;
        gap: 24px;
    }
    
    .product_card {
        padding: 20px;
    }
}

/* Products Section - Mobile Fine-tuning (Desktop-first with max-width) */
@media (max-width: 425px) {
    .products {
        padding: clamp(32px, 7.5vw, 36px) clamp(16px, 3.8vw, 18px);
        margin: clamp(28px, 6.5vw, 32px) auto clamp(40px, 9.5vw, 44px);
        border-radius: clamp(18px, 4.2vw, 20px);
    }
    
    .products_title {
        font-size: clamp(1.75rem, 4vw, 1.9rem);
        margin-bottom: clamp(32px, 7.5vw, 36px);
        padding-bottom: clamp(16px, 3.8vw, 18px);
    }
    
    .products_title::after {
        width: clamp(100px, 23vw, 110px);
        height: clamp(3px, 0.7vw, 4px);
    }
    
    .products_grid {
        gap: clamp(20px, 4.7vw, 22px);
    }
    
    .product_card {
        padding: clamp(18px, 4.2vw, 20px);
        border-radius: clamp(16px, 3.8vw, 18px);
    }
    
    .product_img {
        width: clamp(80%, 19vw, 85%);
        margin-bottom: clamp(16px, 3.8vw, 18px);
    }
    
    .product_name {
        font-size: clamp(1rem, 2.4vw, 1.1rem);
        margin-bottom: clamp(10px, 2.4vw, 11px);
    }
    
    .product_desc {
        font-size: clamp(0.85rem, 2vw, 0.9rem);
        margin-bottom: clamp(16px, 3.8vw, 18px);
    }
    
    .price {
        font-size: clamp(1rem, 2.4vw, 1.1rem);
    }
    
    .see_more {
        padding: clamp(8px, 1.9vw, 9px) clamp(16px, 3.8vw, 18px);
        font-size: clamp(0.85rem, 2vw, 0.9rem);
    }
}

@media (max-width: 375px) {
    .products {
        padding: clamp(28px, 7.5vw, 32px) clamp(14px, 3.7vw, 16px);
        margin: clamp(24px, 6.5vw, 28px) auto clamp(36px, 9.5vw, 40px);
        border-radius: clamp(16px, 4.3vw, 18px);
    }
    
    .products_title {
        font-size: clamp(1.6rem, 4.3vw, 1.75rem);
        margin-bottom: clamp(28px, 7.5vw, 32px);
        padding-bottom: clamp(14px, 3.7vw, 16px);
    }
    
    .products_title::after {
        width: clamp(90px, 24vw, 100px);
        height: clamp(3px, 0.8vw, 4px);
    }
    
    .products_grid {
        gap: clamp(18px, 4.8vw, 20px);
    }
    
    .product_card {
        padding: clamp(16px, 4.3vw, 18px);
        border-radius: clamp(14px, 3.7vw, 16px);
    }
    
    .product_img {
        width: clamp(75%, 20vw, 80%);
        margin-bottom: clamp(14px, 3.7vw, 16px);
        border-radius: clamp(12px, 3.2vw, 14px);
    }
    
    .product_name {
        font-size: clamp(0.95rem, 2.5vw, 1rem);
        margin-bottom: clamp(8px, 2.1vw, 10px);
    }
    
    .product_desc {
        font-size: clamp(0.8rem, 2.1vw, 0.85rem);
        margin-bottom: clamp(14px, 3.7vw, 16px);
    }
    
    .price {
        font-size: clamp(0.95rem, 2.5vw, 1rem);
    }
    
    .see_more {
        padding: clamp(7px, 1.9vw, 8px) clamp(14px, 3.7vw, 16px);
        font-size: clamp(0.8rem, 2.1vw, 0.85rem);
        border-radius: clamp(10px, 2.7vw, 11px);
    }
}

@media (max-width: 320px) {
    .products {
        padding: clamp(24px, 7.5vw, 28px) clamp(12px, 3.5vw, 14px);
        margin: clamp(20px, 6vw, 24px) auto clamp(32px, 9vw, 36px);
        border-radius: clamp(14px, 4vw, 16px);
    }
    
    .products_title {
        font-size: clamp(1.5rem, 4.5vw, 1.6rem);
        margin-bottom: clamp(24px, 7vw, 28px);
        padding-bottom: clamp(12px, 3.5vw, 14px);
    }
    
    .products_title::after {
        width: clamp(80px, 25vw, 90px);
        height: clamp(3px, 0.9vw, 4px);
    }
    
    .products_grid {
        gap: clamp(16px, 4.5vw, 18px);
    }
    
    .product_card {
        padding: clamp(14px, 4vw, 16px);
        border-radius: clamp(12px, 3.5vw, 14px);
    }
    
    .product_img {
        width: clamp(70%, 22vw, 75%);
        margin-bottom: clamp(12px, 3.5vw, 14px);
        border-radius: clamp(10px, 3vw, 12px);
    }
    
    .product_name {
        font-size: clamp(0.9rem, 2.5vw, 0.95rem);
        margin-bottom: clamp(6px, 1.8vw, 8px);
    }
    
    .product_desc {
        font-size: clamp(0.75rem, 2vw, 0.8rem);
        margin-bottom: clamp(12px, 3.5vw, 14px);
        line-height: clamp(1.6, 4.5vw, 1.7);
    }
    
    .price {
        font-size: clamp(0.9rem, 2.5vw, 0.95rem);
    }
    
    .see_more {
        padding: clamp(6px, 1.8vw, 7px) clamp(12px, 3.5vw, 14px);
        font-size: clamp(0.75rem, 2vw, 0.8rem);
        border-radius: clamp(8px, 2.5vw, 10px);
    }
}

/* Locate Us Section */
.locate {
    background: linear-gradient(135deg, #ffffff 0%, #f8faff 100%);
    margin: clamp(32px, 5vw, 80px) auto clamp(40px, 6vw, 96px);
    padding: clamp(32px, 5vw, 80px) clamp(16px, 4vw, 64px);
    max-width: min(1700px, 95vw);
    border-radius: clamp(16px, 1.5vw, 24px);
    box-shadow: 0 clamp(12px, 1.25vw, 20px) clamp(36px, 3.75vw, 60px) rgba(15, 23, 42, 0.12),
                0 0 0 1px rgba(59, 130, 246, 0.05);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
    z-index: 1;
}

.locate::before {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 50%;
    background: radial-gradient(circle at 20% 100%, rgba(59, 130, 246, 0.03) 0%, transparent 50%);
    pointer-events: none;
    z-index: 0;
}

.locate::after {
    content: '';
    position: absolute;
    top: clamp(-30px, -3.75vw, -60px);
    left: clamp(5%, 10%, 10%);
    width: clamp(175px, 22vw, 350px);
    height: clamp(175px, 22vw, 350px);
    background-image: url("data:image/svg+xml,%3Csvg width='200' height='200' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M30,30 Q70,10 110,40 T190,50 Q210,70 190,100 T140,150 Q110,170 70,160 T10,150' fill='none' stroke='%233b82f6' stroke-width='3.5' opacity='0.13' stroke-linecap='round'/%3E%3Cpath d='M50,70 Q90,50 140,70 T240,80' fill='none' stroke='%2360a5fa' stroke-width='3' opacity='0.1' stroke-linecap='round'/%3E%3Cpath d='M70,110 Q110,90 160,110 T260,120' fill='none' stroke='%231d4ed8' stroke-width='2.5' opacity='0.08' stroke-linecap='round'/%3E%3Cpath d='M100,50 Q130,30 160,50' fill='none' stroke='%233b82f6' stroke-width='2' opacity='0.12' stroke-linecap='round'/%3E%3C/svg%3E");
    background-size: contain;
    background-repeat: no-repeat;
    pointer-events: none;
    z-index: 0;
    opacity: 0.5;
    animation: doodleFloat 18s ease-in-out infinite;
}

.locate:hover {
    transform: translateY(-4px);
    box-shadow: 0 28px 80px rgba(15, 23, 42, 0.18),
                0 0 0 1px rgba(59, 130, 246, 0.1);
}

.locate_title { /* h1 */
    text-align: center;
    font-size: clamp(2.5rem, 4vw, 4rem);
    font-weight: 800;
    background: linear-gradient(135deg, #0b2e6f 0%, #1e40af 50%, #3b82f6 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 60px;
    position: relative;
    padding-bottom: 24px;
    z-index: 1;
}

.locate_title::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 120px;
    height: 4px;
    background: linear-gradient(90deg, #3b82f6, #60a5fa);
    border-radius: 2px;
}

.locate_grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: clamp(16px, 1.5vw, 24px);
    align-items: start;
    position: relative;
    z-index: 1;
}

.map_iframe {
    width: 100%;
    height: clamp(250px, 26vw, 420px);
    border: clamp(1px, 0.125vw, 2px) solid rgba(59, 130, 246, 0.2);
    border-radius: clamp(16px, 1.25vw, 20px);
    box-shadow: 0 clamp(6px, 0.75vw, 12px) clamp(20px, 2vw, 32px) rgba(0, 0, 0, 0.12),
                0 0 0 1px rgba(59, 130, 246, 0.1);
    display: block;
    min-height: clamp(250px, 26vw, 420px);
    transition: all 0.3s ease;
}

.map_wrap:hover .map_iframe {
    border-color: rgba(59, 130, 246, 0.4);
    box-shadow: 0 16px 40px rgba(0, 0, 0, 0.15),
                0 0 0 1px rgba(59, 130, 246, 0.2);
}

.locate_info {
    min-height: clamp(250px, 26vw, 420px);
    background: #fff;
    border: 1px solid rgba(59, 130, 246, 0.1);
    border-radius: clamp(16px, 1.25vw, 20px);
    padding: clamp(20px, 2vw, 32px) clamp(18px, 1.75vw, 28px);
    box-shadow: 0 clamp(6px, 0.75vw, 12px) clamp(20px, 2vw, 32px) rgba(0, 0, 0, 0.1),
                0 0 0 1px rgba(59, 130, 246, 0.05);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: visible;
}

.locate_info::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 4px;
    height: 100%;
    background: linear-gradient(180deg, #3b82f6, #60a5fa);
    transform: scaleY(0);
    transform-origin: top;
    transition: transform 0.4s ease;
}

.locate_info:hover::before {
    transform: scaleY(1);
}

.locate_info:hover {
    transform: translateY(-6px);
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.15),
                0 0 0 1px rgba(59, 130, 246, 0.2);
    border-color: rgba(59, 130, 246, 0.3);
}

.info_block h2 { /* h2 */
    font-size: clamp(1.2rem, 2vw, 1.5rem);
    color: #0f172a;
    margin-bottom: 20px;
    font-weight: 700;
    line-height: 1.3;
}

.info_block h2 i {
    color: #3b82f6;
    margin-right: 12px;
}

.info_block p {
    color: #475569;
    margin: 0;
    font-size: clamp(0.85rem, 1.1vw, 0.95rem);
    margin-bottom: 16px;
    line-height: 1.5;
    display: flex;
    align-items: flex-start;
    gap: 10px;
}

.info_block p i {
    color: #3b82f6;
    margin-top: 3px;
    flex-shrink: 0;
    font-size: 1em;
}

.info_block a {
    color: #1e40af;
    text-decoration: none;
    font-weight: 600;
    transition: all 0.2s ease;
    border-bottom: 2px solid transparent;
}

.info_block a:hover {
    color: #3b82f6;
    border-bottom-color: #3b82f6;
}

.locate_footer {
    display: flex;
    justify-content: flex-end;
    margin-top: 24px;
}
@media (max-width: 1024px) {
    .locate {
        padding: 60px 40px;
        margin: 60px auto 80px;
    }
    
    .locate_grid {
        grid-template-columns: 1fr;
        gap: 24px;
    }
    
    .map_iframe {
        height: 350px;
    }
    
    .locate_info {
        height: auto;
        min-height: 300px;
    }
}

@media (max-width: 768px) {
    .locate { 
        padding: 50px 30px;
        margin: 40px auto 60px;
    }
    
    .map_iframe {
        height: 300px;
    }
}

@media (max-width: 640px) {
    .locate {
        padding: 40px 20px;
        margin: 32px auto 48px;
        border-radius: 20px;
    }
    
    .locate_grid {
        gap: 20px;
    }
    
    .map_iframe {
        height: 250px;
        border-radius: 16px;
    }
    
    .locate_info {
        height: auto;
        min-height: 250px;
        padding: 24px 20px;
    }
}

/* Locate Us Section - Mobile Fine-tuning (Desktop-first with max-width) */
@media (max-width: 425px) {
    .locate {
        padding: clamp(32px, 7.5vw, 36px) clamp(16px, 3.8vw, 18px);
        margin: clamp(28px, 6.5vw, 32px) auto clamp(40px, 9.5vw, 44px);
        border-radius: clamp(18px, 4.2vw, 20px);
    }
    
    .locate_title {
        font-size: clamp(1.75rem, 4vw, 2rem);
        margin-bottom: clamp(40px, 9.5vw, 48px);
        padding-bottom: clamp(16px, 3.8vw, 20px);
    }
    
    .locate_title::after {
        width: clamp(100px, 23vw, 110px);
        height: clamp(3px, 0.7vw, 4px);
    }
    
    .locate_grid {
        gap: clamp(18px, 4.2vw, 20px);
    }
    
    .map_iframe {
        height: clamp(220px, 52vw, 240px);
        border-radius: clamp(14px, 3.3vw, 16px);
    }
    
    .locate_info {
        min-height: clamp(220px, 52vw, 240px);
        padding: clamp(20px, 4.7vw, 22px) clamp(18px, 4.2vw, 20px);
        border-radius: clamp(16px, 3.8vw, 18px);
    }
    
    .info_block h2 {
        font-size: clamp(1.3rem, 3vw, 1.4rem);
        margin-bottom: clamp(24px, 5.6vw, 28px);
    }
    
    .info_block h2 i {
        margin-right: clamp(10px, 2.4vw, 11px);
    }
    
    .info_block p {
        font-size: clamp(0.9rem, 2.1vw, 0.95rem);
        margin-bottom: clamp(20px, 4.7vw, 22px);
    }
    
    .info_block p i {
        font-size: clamp(1em, 2.4vw, 1.05em);
    }
}

@media (max-width: 375px) {
    .locate {
        padding: clamp(28px, 7.5vw, 32px) clamp(14px, 3.7vw, 16px);
        margin: clamp(24px, 6.5vw, 28px) auto clamp(36px, 9.5vw, 40px);
        border-radius: clamp(16px, 4.3vw, 18px);
    }
    
    .locate_title {
        font-size: clamp(1.6rem, 4.3vw, 1.75rem);
        margin-bottom: clamp(36px, 9.5vw, 40px);
        padding-bottom: clamp(14px, 3.7vw, 16px);
    }
    
    .locate_title::after {
        width: clamp(90px, 24vw, 100px);
        height: clamp(3px, 0.8vw, 4px);
    }
    
    .locate_grid {
        gap: clamp(16px, 4.3vw, 18px);
    }
    
    .map_iframe {
        height: clamp(200px, 53vw, 220px);
        border-radius: clamp(12px, 3.2vw, 14px);
    }
    
    .locate_info {
        min-height: clamp(200px, 53vw, 220px);
        padding: clamp(18px, 4.8vw, 20px) clamp(16px, 4.3vw, 18px);
        border-radius: clamp(14px, 3.7vw, 16px);
    }
    
    .info_block h2 {
        font-size: clamp(1.2rem, 3.2vw, 1.3rem);
        margin-bottom: clamp(20px, 5.3vw, 24px);
    }
    
    .info_block h2 i {
        margin-right: clamp(8px, 2.1vw, 10px);
        font-size: clamp(1em, 2.7vw, 1.05em);
    }
    
    .info_block p {
        font-size: clamp(0.85rem, 2.3vw, 0.9rem);
        margin-bottom: clamp(18px, 4.8vw, 20px);
        line-height: clamp(1.6, 4.3vw, 1.7);
    }
    
    .info_block p i {
        font-size: clamp(0.95em, 2.5vw, 1em);
        margin-top: clamp(3px, 0.8vw, 4px);
    }
}

@media (max-width: 320px) {
    .locate {
        padding: clamp(24px, 7.5vw, 28px) clamp(12px, 3.5vw, 14px);
        margin: clamp(20px, 6vw, 24px) auto clamp(32px, 9vw, 36px);
        border-radius: clamp(14px, 4vw, 16px);
    }
    
    .locate_title {
        font-size: clamp(1.5rem, 4.5vw, 1.6rem);
        margin-bottom: clamp(32px, 9vw, 36px);
        padding-bottom: clamp(12px, 3.5vw, 14px);
    }
    
    .locate_title::after {
        width: clamp(80px, 25vw, 90px);
        height: clamp(3px, 0.9vw, 4px);
    }
    
    .locate_grid {
        gap: clamp(14px, 4vw, 16px);
    }
    
    .map_iframe {
        height: clamp(180px, 56vw, 200px);
        border-radius: clamp(10px, 3vw, 12px);
    }
    
    .locate_info {
        min-height: clamp(180px, 56vw, 200px);
        padding: clamp(16px, 4.5vw, 18px) clamp(14px, 4vw, 16px);
        border-radius: clamp(12px, 3.5vw, 14px);
    }
    
    .info_block h2 {
        font-size: clamp(1.1rem, 3.2vw, 1.2rem);
        margin-bottom: clamp(18px, 5vw, 20px);
    }
    
    .info_block h2 i {
        margin-right: clamp(6px, 1.8vw, 8px);
        font-size: clamp(0.95em, 2.8vw, 1em);
    }
    
    .info_block p {
        font-size: clamp(0.8rem, 2vw, 0.85rem);
        margin-bottom: clamp(16px, 4.5vw, 18px);
        line-height: clamp(1.5, 4.5vw, 1.6);
    }
    
    .info_block p i {
        font-size: clamp(0.9em, 2.5vw, 0.95em);
        margin-top: clamp(2px, 0.6vw, 3px);
    }
}




/* Wrapper: navbar + breadcrumb stick together, same z-index */
.navbar-breadcrumb-wrapper {
    position: sticky;
    top: 0;
    z-index: 1000;
}

.navbar{
    background-color: rgb(255, 255, 255);
    backdrop-filter: blur(10px);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
    position: relative;
    border-radius: 0 0 20px 20px;
    border-bottom: 1px solid rgba(255, 193, 7, 0.2);
    width: 100%;
}

.nav_content{
    display: flex;
    justify-content: flex-start;
    width: 100%;
    max-width: 100%;
    align-items: center;
    margin: 0;
    padding: 8px 8px; /* 减少左右 padding */
    gap: 6px; /* 减少元素间距 */
    position: relative;
    box-sizing: border-box;
}

/* Navbar container max-width handled in main .nav_content rule */
.logo {
    display: flex;
    align-items: center;

}
.nav_right_container{
    display: flex;
    align-items: center;
    gap: 8px;
    margin-left: auto;
}
.nav_links {
    display: flex;
    align-items: center;
    gap: 10px;
    flex-wrap: nowrap; /* 防止换行 */
}
/* Logo 样式在文件末尾重新定义以确保优先级 */
.search_section {
    flex: 0 1 auto;
    display: flex;
    justify-content: flex-start;
    max-width: 400px;
    margin-left: 15px;
}

.search_container {
    display: flex;
    align-items: center;
    /* background color of the placeholder */
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.95) 0%, rgba(255, 250, 240, 0.9) 100%);
    border: 2px solid black;
    border-radius: 25px;
    padding: 4px;
    width: 100%;
    max-width: 380px;
    transition: all 0.3s ease;
    margin: 0;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
}

.search_container:focus-within {
    border-color: #0015ff;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
}

.search_items {
    flex: 1;
    border: none;
    outline: none;
    padding: 10px 15px;
    font-size: 16px;
    background: transparent;
    color: #0015ff;
}

.search_items::placeholder {
    color: #999;
}

.search_button {
    background: #000000;
    border: none;
    border-radius: 20px;
    padding: 7px 10px;
    color: white;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
}

.search_button:hover {
    background: #0015ff;
    transform: scale(1.05);
}
.nav_items {
    text-decoration: none;
    color: #333;
    padding: 10px 15px;
    border-radius: 25px;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    gap: 8px;
    font-weight: 500;
    font-size: 18px;
    white-space: nowrap; /* 防止换行 */
    flex-shrink: 0; /* 防止收缩 */
}

.nav_links .nav_items:hover{
    background: rgba(59, 130, 246, 0.1); /* 浅蓝色背景，符合主题 */
    color: #2563eb; /* 蓝色文字，符合主题 */
}

/* WhatsApp link special styling */
.nav_items.whatsapp-link {
    background: rgba(37, 211, 102, 0.1); /* 浅绿色背景 */
    color: #25d366; /* WhatsApp绿色 */
}

.nav_items.whatsapp-link:hover {
    background: #25d366; /* WhatsApp绿色背景 */
    color: #ffffff; /* 白色文字 */
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(37, 211, 102, 0.3);
}

.mobile-nav-item.whatsapp-link {
    color: #25d366;
}

.mobile-nav-item.whatsapp-link:hover,
.mobile-nav-item.whatsapp-link:active {
    background: rgba(37, 211, 102, 0.1);
    color: #25d366;
}

/* Language Switcher */
.language_switcher {
    position: relative;
    margin-right: 10px;
}

.language_dropdown {
    position: relative;
}

.language_btn {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 6px 10px;
    background: #fff;
    border: 1.5px solid #e1e5e9;
    border-radius: 25px;
    cursor: pointer;
    transition: all 0.3s ease;
    font-size: 12px;
    color: #333;
    font-weight: 500;
}

.language_btn:hover {
    background: #f8faff;
    border-color: #3b82f6;
    color: #2563eb;
}

.language_btn i.fa-globe {
    font-size: 16px;
    color: #3b82f6;
}

.language_btn i.fa-chevron-down {
    font-size: 12px;
    transition: transform 0.3s ease;
}

.language_dropdown.active .language_btn i.fa-chevron-down {
    transform: rotate(180deg);
}

.language_dropdown_menu {
    position: absolute;
    top: calc(100% + 8px);
    right: 0;
    background: #fff;
    border: 1.5px solid #e1e5e9;
    border-radius: 12px;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.12);
    min-width: 180px;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: all 0.3s ease;
    z-index: 1000;
    overflow: hidden;
}

.language_dropdown.active .language_dropdown_menu {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.language_option {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 16px;
    text-decoration: none;
    color: #333;
    transition: all 0.2s ease;
    border-bottom: 1px solid #f1f5f9;
}

.language_option:last-child {
    border-bottom: none;
}

.language_option:hover {
    background: #f8faff;
    color: #2563eb;
}

.language_option.active {
    background: #eff6ff;
    color: #2563eb;
    font-weight: 600;
}

.language_flag {
    font-size: 12px;
    width: 24px;
    text-align: center;
    font-weight: 600;
}

.language_name {
    flex: 1;
    font-size: 14px;
}

.language_option i.fa-check {
    color: #10b981;
    font-size: 14px;
}

/* User Login/Profile Section */
.user_section {
    margin-left: 0; /* 默认无左边距，节省空间 */
}

.user_login_link,
.user_profile_link {
    text-decoration: none;
    color: #333;
    padding: 6px 10px;
    border-radius: 25px;
    transition: all 0.25s ease;
    display: flex;
    align-items: center;
    gap: 8px;
    font-weight: 500;
    font-size: 13px;
    background: rgba(96, 165, 250, 0.2);
    border: none;
    backdrop-filter: blur(10px);
    box-shadow: 0 2px 8px rgba(59, 130, 246, 0.15);
}

.user_login_link:hover,
.user_profile_link:hover,
.user_login_link:focus-visible,
.user_profile_link:focus-visible,
.user_login_link:active,
.user_profile_link:active {
    background: rgba(96, 165, 250, 0.3);
    outline: none;
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(59, 130, 246, 0.25);
}

.user_login_link i,
.user_profile_link i {
    color: inherit;
    transition: color 0.25s ease;
}

/* User Profile Link Specific Styles */
.user_profile_link {
    gap: 12px;
}

.user_avatar_container {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    overflow: hidden;
    border: 2px solid #3b82f6;
    background: #60a5fa;
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
}

.user_avatar {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
}

.user_name {
    white-space: nowrap;
    max-width: 80px;
    overflow: hidden;
    text-overflow: ellipsis;
    color: #0f172a;
    font-weight: 500;
    display: inline;
    font-size: 13px;
}

/* Mobile Menu Toggle Button - 默认显示（移动优先），在≥1800px时隐藏 */
.mobile-menu-toggle {
    display: flex !important; /* 默认显示，确保在所有小屏幕都能看到 */
    flex-direction: column;
    justify-content: space-around;
    width: 40px !important; /* 固定大小，不允许改变 */
    height: 40px !important; /* 固定大小，不允许改变 */
    background: transparent;
    border: 2px solid #e5e7eb;
    border-radius: 8px;
    cursor: pointer;
    padding: 8px 6px;
    z-index: 1001;
    margin-right: 15px;
    position: relative;
    touch-action: manipulation;
    -webkit-tap-highlight-color: transparent;
    align-items: center;
    transition: all 0.3s ease;
    order: -1; /* Move button to the left */
    visibility: visible !important;
    opacity: 1 !important;
}

/* 默认：移动端样式（≤767px） */
.nav_links {
    display: none;
}

.search_section {
    display: flex;
    margin-left: 15px;
    max-width: 400px;
    flex: 0 1 auto;
}

.search_container {
    max-width: 380px;
    padding: 4px;
}

.search_items {
    padding: 7px 10px;
    font-size: 13px;
}

.search_button {
    padding: 7px 10px;
}

.language_switcher {
    display: block;
    margin-right: 6px;
}

.language_btn {
    padding: 6px 10px;
    font-size: 12px;
}

.user_name {
    display: inline;
    max-width: 80px;
    font-size: 13px;
}

.user_login_link span {
    display: inline;
    font-size: 13px;
}

.user_login_link,
.user_profile_link {
    padding: 6px 10px;
    font-size: 13px;
    gap: 8px;
}

.user_avatar_container {
    width: 30px;
    height: 30px;
}

.nav_right_container {
    gap: 8px;
}

/* Logo 尺寸在响应式断点中设置 */

.nav_content {
    padding: 10px 12px;
    justify-content: flex-start;
    gap: 10px;
}

.mobile-menu-toggle {
    order: -1;
    margin-right: 6px; /* 减少右边距 */
    margin-left: 0;
    width: 40px !important; /* 固定大小，不允许改变 */
    height: 40px !important; /* 固定大小，不允许改变 */
}

.logo {
    order: 0;
    margin-left: 0;
}

.mobile-menu-overlay {
    display: block;
}

.mobile-menu-sidebar {
    display: flex;
}

body.menu-open {
    overflow: hidden !important;
    position: fixed;
    width: 100%;
}

.mobile-menu-toggle:hover {
    background: #f3f4f6;
    border-color: #2563eb;
}

.mobile-menu-toggle:active {
    background: #e0e7ff;
    transform: scale(0.95);
}

.mobile-menu-toggle span {
    width: 100%;
    height: 3px;
    background: #333;
    border-radius: 3px;
    transition: all 0.3s ease;
    transform-origin: center;
    display: block;
}

.mobile-menu-toggle:hover span,
.mobile-menu-toggle:active span {
    background: #2563eb;
}

.mobile-menu-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(8px, 8px);
}

.mobile-menu-toggle.active span:nth-child(2) {
    opacity: 0;
}

.mobile-menu-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(7px, -7px);
}

/* Mobile Menu Overlay */
.mobile-menu-overlay {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    width: 100vw;
    height: 100%;
    height: 100vh;
    height: 100dvh; /* Dynamic viewport height for mobile */
    background: rgba(0, 0, 0, 0.5);
    z-index: 9999;
    opacity: 0;
    transition: opacity 0.3s ease, visibility 0.3s ease;
    visibility: hidden;
    backdrop-filter: blur(2px);
}

.mobile-menu-overlay.active {
    display: block;
    opacity: 1;
    visibility: visible;
}

/* Mobile Sidebar Menu */
.mobile-menu-sidebar {
    position: fixed;
    top: 0;
    left: -100%;
    width: 85%;
    max-width: 400px;
    height: 100vh;
    height: 100dvh; /* Dynamic viewport height for mobile */
    background: #ffffff;
    z-index: 10000;
    box-shadow: 2px 0 10px rgba(0, 0, 0, 0.1);
    transition: left 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    display: flex;
    flex-direction: column;
    overflow-y: auto;
    overflow-x: hidden;
    visibility: hidden;
    opacity: 0;
}

.mobile-menu-sidebar.active {
    left: 0;
    visibility: visible;
    opacity: 1;
    display: flex !important;
}

.mobile-menu-sidebar.active .mobile-menu-content {
    display: flex !important;
    visibility: visible !important;
    opacity: 1 !important;
}

.mobile-menu-sidebar.active .mobile-search-section {
    display: block !important;
    visibility: visible !important;
    opacity: 1 !important;
}

.mobile-menu-sidebar.active .mobile-nav-links {
    display: flex !important;
    visibility: visible !important;
    opacity: 1 !important;
}

.mobile-menu-sidebar.active .mobile-nav-item {
    display: flex !important;
    visibility: visible !important;
    opacity: 1 !important;
}

.mobile-menu-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 20px;
    border-bottom: 1px solid #e5e7eb;
    background: linear-gradient(135deg, #1e3a8a 0%, #2563eb 100%);
}

.mobile-menu-logo {
    height: 50px;
    width: auto;
    background: #ffffff;
    padding: 4px 8px;
    border-radius: 6px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.15);
    object-fit: contain;
}

.mobile-menu-close {
    background: transparent;
    border: none;
    color: #ffffff;
    font-size: 24px;
    cursor: pointer;
    padding: 5px;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    transition: background 0.3s ease;
}

.mobile-menu-close:hover {
    background: rgba(255, 255, 255, 0.2);
}

.mobile-menu-content {
    flex: 1;
    display: flex;
    flex-direction: column;
    padding: 20px 0;
}

/* Mobile Search Section
 * 需求：和 navbar 里的 search bar 一模一样，只是宽度 100% 放在侧边栏里
 * 确保在所有尺寸都显示（包括768px+）
 */
.mobile-search-section {
    padding: 0 20px 20px;
    border-bottom: 1px solid #e5e7eb;
    margin-bottom: 20px;
    display: block !important; /* 确保在所有尺寸都显示 */
    visibility: visible !important;
    opacity: 1 !important;
}

.mobile-search-container {
    /* 完全复用 .search_container 的视觉风格 */
    display: flex;
    align-items: center;
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.95) 0%, rgba(255, 250, 240, 0.9) 100%);
    border: 2px solid #000000;
    border-radius: 25px;
    padding: 4px;
    width: 100%;
    margin-right: 12px; /* 添加 margin-right */
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
    transition: all 0.3s ease;
}

.mobile-search-container:focus-within {
    border-color: #0015ff;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
}

.mobile-search-input {
    /* 完全和 .search_items 一致 */
    flex: 1;
    border: none;
    outline: none;
    padding: 10px 15px;
    font-size: 16px;
    background: transparent;
    color: #0015ff;
}

.mobile-search-input::placeholder {
    color: #999;
}

.mobile-search-button {
    /* 完全和 .search_button 一致，修正 icon 对齐 */
    background: #000000;
    border: none;
    border-radius: 20px;
    padding: 7px 10px;
    color: #ffffff;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
}

.mobile-search-button i {
    font-size: 16px;
    line-height: 1;
}

.mobile-search-button:hover {
    background: #0015ff;
    transform: scale(1.05);
}

/* Mobile Nav Links */
.mobile-nav-links {
    display: flex;
    flex-direction: column;
    padding: 0 20px;
    gap: 10px;
}

.mobile-nav-item {
    display: flex;
    align-items: center;
    gap: 15px;
    padding: 15px 20px;
    color: #333;
    text-decoration: none;
    border-radius: 12px;
    font-size: 18px;
    font-weight: 500;
    transition: all 0.3s ease;
    background: #f9fafb;
    cursor: pointer;
    -webkit-tap-highlight-color: rgba(37, 99, 235, 0.2);
    touch-action: manipulation;
    position: relative;
    z-index: 1;
    pointer-events: auto;
    user-select: none;
    -webkit-user-select: none;
}

.mobile-nav-item i {
    font-size: 20px;
    width: 24px;
    text-align: center;
    color: #2563eb;
    flex-shrink: 0;
}

.mobile-nav-item:hover,
.mobile-nav-item:active,
.mobile-nav-item:focus {
    background: #eff6ff;
    color: #2563eb;
    transform: translateX(5px);
    outline: none;
}

.mobile-nav-item:active {
    transform: translateX(3px) scale(0.98);
}

/* Mobile Menu Footer */
.mobile-menu-footer {
    margin-top: auto;
    padding: 20px;
    border-top: 1px solid #e5e7eb;
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.mobile-language-switcher {
    width: 100%;
}

.mobile-language-btn {
    width: 100%;
    justify-content: center;
}

.mobile-user-profile,
.mobile-user-login {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 20px;
    background: #f3f4f6;
    border-radius: 12px;
    text-decoration: none;
    color: #333;
    font-weight: 500;
    transition: all 0.3s ease;
}

.mobile-user-profile:hover,
.mobile-user-login:hover {
    background: #eff6ff;
    color: #2563eb;
}

.mobile-user-avatar-container {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    overflow: hidden;
    border: 2px solid #e5e7eb;
}

.mobile-user-avatar {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.mobile-user-name {
    font-size: 16px;
    font-weight: 500;
}

.mobile-user-login i {
    font-size: 20px;
    color: #2563eb;
}

/* ============================================
   Navbar Responsive - Mobile First Approach
   ============================================ */

/* ============================================
   默认：小屏幕（<768px）- Mobile First
   ============================================ */

/* 移动菜单按钮 - 默认显示，固定大小不变 */
.mobile-menu-toggle {
    display: flex !important; /* 确保在所有小于1800px的屏幕都显示 */
    visibility: visible !important;
    opacity: 1 !important;
    order: -1;
    margin-right: 6px;
    margin-left: 0;
    width: 40px !important; /* 固定大小，不允许改变 */
    height: 40px !important; /* 固定大小，不允许改变 */
}

/* 导航链接 - 默认隐藏 */
.nav_links {
    display: none;
}

/* Search bar - 默认隐藏（<800px） */
.search_section {
    display: none;
    margin-left: 12px;
    max-width: 280px;
    flex: 0 1 auto;
}

.search_container {
    max-width: 100%;
    padding: 4px;
}

.search_items {
    padding: 6px 8px;
    font-size: 12px;
}

.search_button {
    padding: 6px 10px;
    font-size: 12px;
}

/* 语言切换器 - 默认隐藏（优先显示profile） */
.language_switcher {
    display: none;
    margin-right: 4px;
}

.language_btn {
    padding: 5px 8px;
    font-size: 11px;
}

/* 用户信息 - 默认隐藏（在移动菜单中显示） */
.user_section {
    display: none;
}

.user_name {
    display: none;
}

.user_login_link span {
    display: none;
}

/* Logo - 默认较小 */
.logo {
    order: 0;
    margin-left: 0;
    margin-right: 4px; /* 减少右边距 */
    flex-shrink: 0;
}

/* Logo 默认已在基础样式中设置为 100px */

/* Navbar 容器 - 默认100%宽度，无空位 */
.nav_content {
    width: 100%;
    max-width: 100%;
    padding: 8px 10px;
    justify-content: flex-start;
    gap: 8px;
}

.nav_right_container {
    gap: 4px; /* 减少右侧元素间距 */
    margin-left: auto;
}

/* 移动菜单相关 */
.mobile-menu-overlay {
    display: block;
}

.mobile-menu-sidebar {
    display: flex;
}

body.menu-open {
    overflow: hidden !important;
    position: fixed;
    width: 100%;
}

/* ≥480px - 小屏幕优化 */
@media (min-width: 480px) {
    .search_section {
        margin-left: 10px; /* 减少左边距 */
        max-width: 350px;
    }
    
    .search_items {
        padding: 7px 10px;
        font-size: 13px;
    }
    
    .search_button {
        padding: 7px 10px;
    }
    
    /* 语言切换器仍然隐藏 */
    .language_switcher {
        display: none;
    }
    
    .logo img,
    .STAT_logo,
    a.logo img,
    a.logo .STAT_logo,
    .navbar .logo img,
    .navbar .STAT_logo,
    .nav_content .logo img,
    .nav_content .STAT_logo {
        width: 105px !important; /* 稍微增大 */
        height: auto !important;
    }
    
    .nav_content {
        padding: 8px 10px; /* 减少 padding */
        gap: 8px; /* 减少间距 */
    }
    
    .nav_right_container {
        gap: 5px;
    }
}

/* ≥550px - 中等屏幕，显示 profile（降低断点，更早显示） */
@media (min-width: 550px) {
    .user_section {
        display: block;
        margin-left: 0; /* 小屏幕时无左边距 */
    }
    
    .user_name {
        display: inline;
        max-width: 70px;
        font-size: 11px;
    }
    
    .user_login_link span {
        display: inline;
        font-size: 11px;
    }
    
    .user_login_link,
    .user_profile_link {
        padding: 4px 6px;
        font-size: 11px;
        gap: 5px;
    }
    
    .user_avatar_container {
        width: 24px;
        height: 24px;
    }
}

/* ≥600px - 稍微增大 profile */
@media (min-width: 600px) {
    .user_section {
        margin-left: 2px; /* 很小的左边距 */
    }
    
    .user_name {
        max-width: 80px;
        font-size: 12px;
    }
    
    .user_login_link span {
        font-size: 12px;
    }
    
    .user_login_link,
    .user_profile_link {
        padding: 5px 8px;
        font-size: 12px;
        gap: 6px;
    }
    
    .user_avatar_container {
        width: 26px;
        height: 26px;
    }
}

/* ≥768px - 平板尺寸（search bar 在 800px 显示，这里只处理其他元素） */
@media (min-width: 768px) {
    /* 在768px时，语言切换器仍然隐藏，优先显示profile */
    .language_switcher {
        display: none;
    }
    
    /* Profile 在 550px 以上已显示，这里优化尺寸 */
    .user_section {
        margin-left: 4px; /* 稍微增加左边距 */
    }
    
    .user_name {
        max-width: 90px;
        font-size: 13px;
    }
    
    .user_login_link span {
        font-size: 13px;
    }
    
    .user_login_link,
    .user_profile_link {
        padding: 6px 10px;
        font-size: 13px;
        gap: 8px;
    }
    
    .user_avatar_container {
        width: 28px;
        height: 28px;
    }
    
    /* Logo 样式在文件末尾统一管理 */
    
    .nav_content {
        padding: 8px 12px; /* 减少 padding */
        gap: 10px; /* 减少间距 */
    }
    
    .nav_right_container {
        gap: 6px; /* 减少间距 */
    }
}

/* ≥800px - 显示 search bar */
@media (min-width: 800px) {
    .search_section {
        display: flex !important;
        margin-left: 12px;
        max-width: 450px;
        flex: 0 1 auto;
    }
    
    .search_container {
        max-width: 100%;
        padding: 4px;
    }
    
    .search_items {
        padding: 8px 12px;
        font-size: 14px;
    }
    
    .search_button {
        padding: 8px 12px;
        font-size: 14px;
    }
    
    .logo img,
    .STAT_logo,
    a.logo img,
    a.logo .STAT_logo,
    .navbar .logo img,
    .navbar .STAT_logo,
    .nav_content .logo img,
    .nav_content .STAT_logo {
        width: 120px !important; /* 增大 logo */
        height: auto !important;
    }
}

/* ≥1000px - 中等桌面，加长 search bar 并显示语言切换器 */
@media (min-width: 1000px) {
    .nav_content {
        padding: 0 12px;
        gap: 12px;
    }
    
    .search_section {
        margin-left: 15px;
        max-width: 550px; /* 加长 search bar，利用空位 */
        flex: 1;
        min-width: 400px; /* 确保最小宽度 */
    }
    
    /* Logo 样式在文件末尾统一管理 */
    
    .search_container {
        max-width: 100%;
        padding: 5px;
    }
    
    .search_items {
        padding: 9px 14px;
        font-size: 14px;
    }
    
    .search_button {
        padding: 9px 14px;
    }
    
    /* 显示语言切换器，填充空位 */
    .language_switcher {
        display: block !important;
        margin-right: 8px;
    }
    
    .language_btn {
        padding: 7px 12px;
        font-size: 13px;
    }
    
    .nav_right_container {
        gap: 8px;
    }
}

/* ≥1024px - 桌面尺寸 */
@media (min-width: 1024px) {
    .nav_content {
        max-width: 1700px;
        margin: 0 auto;
        padding: 0 15px; /* 减少 padding */
        gap: 15px; /* 减少间距 */
    }
    
    .search_section {
        margin-left: 20px; /* 减少左边距 */
        max-width: 650px; /* 进一步加长 search bar */
        flex: 1;
    }
    
    .search_container {
        max-width: 100%;
        padding: 5px;
    }
    
    .search_items {
        padding: 10px 15px;
        font-size: 15px;
    }
    
    .search_button {
        padding: 10px 15px;
    }
    
    .language_switcher {
        margin-right: 10px;
    }
    
    .language_btn {
        padding: 8px 14px;
        font-size: 14px;
    }
    
    .user_section {
        margin-left: 8px; /* 桌面尺寸时增加左边距 */
    }
    
    .user_name {
        max-width: 120px;
        font-size: 15px;
    }
    
    .user_login_link span {
        font-size: 15px;
    }
    
    .user_login_link,
    .user_profile_link {
        padding: 7px 14px;
        font-size: 15px;
        gap: 10px;
    }
    
    .user_avatar_container {
        width: 32px;
        height: 32px;
    }
    
    .nav_right_container {
        gap: 12px;
    }
    
    .logo img,
    .STAT_logo,
    a.logo img,
    a.logo .STAT_logo,
    .navbar .logo img,
    .navbar .STAT_logo,
    .nav_content .logo img,
    .nav_content .STAT_logo {
        width: 140px !important; /* 桌面尺寸 */
        height: auto !important;
    }
    
    .mobile-menu-toggle {
        display: flex !important; /* 确保在1024px时仍然显示 */
        visibility: visible !important;
        opacity: 1 !important;
        width: 40px !important; /* 固定大小，不允许改变 */
        height: 40px !important; /* 固定大小，不允许改变 */
        padding: 8px 6px; /* 保持原始 padding */
    }
}

/* ≥1800px - 超大屏幕，显示完整桌面导航 */
@media (min-width: 1800px) {
    .mobile-menu-toggle {
        display: none !important;
    }
    
    .nav_links {
        display: flex !important;
        gap: 6px; /* 减少间距，避免换行 */
        flex-wrap: nowrap; /* 强制单行 */
    }
    
    .nav_items {
        font-size: 16px; /* 稍微减小字体，确保不换行 */
        padding: 9px 12px; /* 稍微减少 padding */
        white-space: nowrap; /* 防止文字换行 */
    }
}

/* ≥2000px - 超大屏幕，可以稍微增大字体 */
@media (min-width: 2000px) {
    .nav_links {
        gap: 8px;
    }
    
    .nav_items {
        font-size: 18px;
        padding: 10px 15px;
    }
}
    
    .search_section {

        max-width: 800px;
    }
    
    .search_container {
        max-width: 700px;
        padding: 5px;
    }
    
    .search_items {
        padding: 10px 15px;
        font-size: 16px;
    }
    
    .search_button {
        padding: 10px 15px;
    }
    
    .language_switcher {
        margin-right: 10px;
    }
    
    .language_btn {
        padding: 8px 14px;
        font-size: 14px;
    }
    
    .user_section {
        margin-left: 10px; /* 超大屏幕时恢复完整左边距 */
    }
    
    .user_name {
        max-width: 150px;
        font-size: 16px;
    }
    
    .user_login_link span {
        font-size: 16px;
    }
    
    .user_login_link,
    .user_profile_link {
        padding: 8px 16px;
        font-size: 16px;
        gap: 10px;
    }
    
    .user_avatar_container {
        width: 36px;
        height: 36px;
    }
    
    .nav_right_container {
        gap: 20px;
    }
    
    /* Logo 样式在文件末尾统一管理 */
    
    .nav_content {
        gap: 20px;
        padding: 0 20px;
    }
    
    .mobile-menu-overlay {
        display: none;
    }
    
    .mobile-menu-sidebar {
        display: none;
    }


.about_us, .products, .locate { transition: transform .35s ease, filter .35s ease; }
.section-active { transform: scale(1.015); filter: saturate(110%); }
.section-inactive { transform: scale(0.985); filter: saturate(95%); }

/* Entry animation */
@keyframes floatIn {
    0% { opacity: 0; transform: translateY(10px) scale(0.99); }
    60% { opacity: 1; transform: translateY(-1px) scale(1.003); }
    100% { opacity: 1; transform: translateY(0) scale(1); }
}

/* Scroll reveal states */
.observed { opacity: 0; transform: translateY(10px) scale(0.99); }
.reveal { animation: floatIn .45s ease both; }

/* 全局 img 样式，但排除 logo */
img:not(.STAT_logo):not(.mobile-menu-logo) {
    max-width: 100%;
    height: auto;
    display: block;
}

/* 确保所有图片容器都是响应式的 */
img {
    max-width: 100%;
    height: auto;
    object-fit: cover;
}

/* Navbar 响应式基础样式 - 默认小尺寸（<480px），会被响应式断点覆盖 */
/* Logo */
.navbar .nav_content a.logo img.STAT_logo,
.navbar .nav_content .logo img.STAT_logo,
.navbar a.logo img.STAT_logo,
.navbar .logo img.STAT_logo,
.navbar .STAT_logo,
.nav_content a.logo img.STAT_logo,
.nav_content .logo img.STAT_logo,
a.logo img.STAT_logo,
.logo img.STAT_logo,
.STAT_logo {
    width: 100px !important;
    height: auto !important;
    transition: width 0.3s ease !important;
    max-width: 100% !important;
    object-fit: contain !important;
}

/* Search Bar - 默认样式 */
.search_items {
    padding: 7px 10px !important;
    font-size: 13px !important;
}

.search_button {
    padding: 7px 10px !important;
}

.search_button i {
    font-size: 13px !important;
}

/* Language Button - 默认样式 */
.language_btn {
    padding: 6px 10px !important;
    font-size: 12px !important;
}

.language_btn i.fa-globe {
    font-size: 14px !important;
}

.language_btn i.fa-chevron-down {
    font-size: 11px !important;
}

/* User Login/Profile - 默认样式 */
.user_login_link,
.user_profile_link {
    padding: 6px 10px !important;
    font-size: 13px !important;
}

.user_login_link i,
.user_profile_link i {
    font-size: 14px !important;
}

.user_name {
    font-size: 13px !important;
}

.user_avatar_container {
    width: 24px !important;
    height: 24px !important;
}

/* Nav Items - 默认样式（仅在 1800px+ 显示） */
.nav_items {
    padding: 8px 12px !important;
    font-size: 14px !important;
}

.nav_items i {
    font-size: 14px !important;
}

/* 响应式断点 - Logo 尺寸（必须在基础样式之后） */
@media (min-width: 480px) {
    .navbar .nav_content a.logo img.STAT_logo,
    .navbar .nav_content .logo img.STAT_logo,
    .navbar a.logo img.STAT_logo,
    .navbar .logo img.STAT_logo,
    .navbar .STAT_logo,
    .nav_content a.logo img.STAT_logo,
    .nav_content .logo img.STAT_logo,
    a.logo img.STAT_logo,
    .logo img.STAT_logo,
    .STAT_logo {
        width: 105px !important;
    }
}

@media (min-width: 768px) {
    /* Logo */
    .navbar .nav_content a.logo img.STAT_logo,
    .navbar .nav_content .logo img.STAT_logo,
    .navbar a.logo img.STAT_logo,
    .navbar .logo img.STAT_logo,
    .navbar .STAT_logo,
    .nav_content a.logo img.STAT_logo,
    .nav_content .logo img.STAT_logo,
    a.logo img.STAT_logo,
    .logo img.STAT_logo,
    .STAT_logo {
        width: 115px !important;
    }
    
    /* Search Bar */
    .search_items {
        padding: 9px 13px !important;
        font-size: 15px !important;
    }
    
    .search_button {
        padding: 9px 13px !important;
    }
    
    .search_button i {
        font-size: 15px !important;
    }
    
    /* Language Button */
    .language_btn {
        padding: 7px 12px !important;
        font-size: 13px !important;
    }
    
    .language_btn i.fa-globe {
        font-size: 16px !important;
    }
    
    .language_btn i.fa-chevron-down {
        font-size: 12px !important;
    }
    
    /* User Login/Profile */
    .user_login_link,
    .user_profile_link {
        padding: 7px 12px !important;
        font-size: 14px !important;
    }
    
    .user_login_link i,
    .user_profile_link i {
        font-size: 15px !important;
    }
    
    .user_name {
        font-size: 14px !important;
    }
    
    .user_avatar_container {
        width: 30px !important;
        height: 30px !important;
    }
}

@media (min-width: 800px) {
    .navbar .nav_content a.logo img.STAT_logo,
    .navbar .nav_content .logo img.STAT_logo,
    .navbar a.logo img.STAT_logo,
    .navbar .logo img.STAT_logo,
    .navbar .STAT_logo,
    .nav_content a.logo img.STAT_logo,
    .nav_content .logo img.STAT_logo,
    a.logo img.STAT_logo,
    .logo img.STAT_logo,
    .STAT_logo {
        width: 120px !important;
    }
}

@media (min-width: 1000px) {
    /* Logo */
    .navbar .nav_content a.logo img.STAT_logo,
    .navbar .nav_content .logo img.STAT_logo,
    .navbar a.logo img.STAT_logo,
    .navbar .logo img.STAT_logo,
    .navbar .STAT_logo,
    .nav_content a.logo img.STAT_logo,
    .nav_content .logo img.STAT_logo,
    a.logo img.STAT_logo,
    .logo img.STAT_logo,
    .STAT_logo {
        width: 125px !important;
    }
    
    /* Search Bar */
    .search_items {
        padding: 10px 15px !important;
        font-size: 16px !important;
    }
    
    .search_button {
        padding: 7px 10px !important;
    }
    
    .search_button i {
        font-size: 16px !important;
    }
    
    /* Language Button */
    .language_btn {
        padding: 6px 10px !important;
        font-size: 12px !important;
    }
    
    .language_btn i.fa-globe {
        font-size: 16px !important;
    }
    
    .language_btn i.fa-chevron-down {
        font-size: 12px !important;
    }
    
    /* User Login/Profile */
    .user_login_link,
    .user_profile_link {
        padding: 6px 10px !important;
        font-size: 13px !important;
    }
    
    .user_login_link i,
    .user_profile_link i {
        font-size: 16px !important;
    }
    
    .user_name {
        font-size: 13px !important;
    }
    
    .user_avatar_container {
        width: 32px !important;
        height: 32px !important;
    }
}

@media (min-width: 1024px) {
    /* Logo */
    .navbar .nav_content a.logo img.STAT_logo,
    .navbar .nav_content .logo img.STAT_logo,
    .navbar a.logo img.STAT_logo,
    .navbar .logo img.STAT_logo,
    .navbar .STAT_logo,
    .nav_content a.logo img.STAT_logo,
    .nav_content .logo img.STAT_logo,
    a.logo img.STAT_logo,
    .logo img.STAT_logo,
    .STAT_logo {
        width: 140px !important;
    }
    
    /* Search Bar */
    .search_items {
        padding: 10px 15px !important;
        font-size: 16px !important;
    }
    
    .search_button {
        padding: 7px 10px !important;
    }
    
    .search_button i {
        font-size: 16px !important;
    }
    
    /* Nav Items */
    .nav_items {
        padding: 10px 15px !important;
        font-size: 18px !important;
    }
    
    .nav_items i {
        font-size: 18px !important;
    }
    
    /* Language Button */
    .language_btn {
        padding: 6px 10px !important;
        font-size: 12px !important;
    }
    
    .language_btn i.fa-globe {
        font-size: 16px !important;
    }
    
    .language_btn i.fa-chevron-down {
        font-size: 12px !important;
    }
    
    /* User Login/Profile */
    .user_login_link,
    .user_profile_link {
        padding: 7px 14px !important;
        font-size: 15px !important;
    }
    
    .user_login_link i,
    .user_profile_link i {
        font-size: 16px !important;
    }
    
    .user_name {
        font-size: 15px !important;
    }
    
    .user_avatar_container {
        width: 32px !important;
        height: 32px !important;
    }
}

@media (min-width: 1800px) {
    /* Logo */
    .navbar .nav_content a.logo img.STAT_logo,
    .navbar .nav_content .logo img.STAT_logo,
    .navbar a.logo img.STAT_logo,
    .navbar .logo img.STAT_logo,
    .navbar .STAT_logo,
    .nav_content a.logo img.STAT_logo,
    .nav_content .logo img.STAT_logo,
    a.logo img.STAT_logo,
    .logo img.STAT_logo,
    .STAT_logo {
        width: 170px !important;
    }
    
    /* Search Bar */
    .search_items {
        padding: 10px 15px !important;
        font-size: 16px !important;
    }
    
    .search_button {
        padding: 7px 10px !important;
    }
    
    .search_button i {
        font-size: 16px !important;
    }
    
    /* Nav Items */
    .nav_items {
        padding: 10px 15px !important;
        font-size: 16px !important;
    }
    
    .nav_items i {
        font-size: 16px !important;
    }
    
    /* Language Button */
    .language_btn {
        padding: 6px 10px !important;
        font-size: 12px !important;
    }
    
    .language_btn i.fa-globe {
        font-size: 16px !important;
    }
    
    .language_btn i.fa-chevron-down {
        font-size: 12px !important;
    }
    
    /* User Login/Profile */
    .user_login_link,
    .user_profile_link {
        padding: 7px 14px !important;
        font-size: 15px !important;
    }
    
    .user_login_link i,
    .user_profile_link i {
        font-size: 16px !important;
    }
    
    .user_name {
        font-size: 15px !important;
    }
    
    .user_avatar_container {
        width: 36px !important;
        height: 36px !important;
    }
}


.form_group input.error,
.form_group select.error {
    border-color: #ff4757;
    box-shadow: 0 0 0 3px rgba(255, 71, 87, 0.1);
}

.error-message {
    color: #ff4757;
    font-size: 14px;
    margin-top: 5px;
    display: none;
}

.success-message {
    color: #2ed573;
    font-size: 14px;
    margin-top: 5px;
    display: none;
}

/* Hero Section - Carousel */
.hero_section {
    position: relative;
    width: 100%;
    margin-top: -20px; /* 往上移，覆盖 navbar 圆角区域 */
    overflow: hidden;
    z-index: 1;
}

.hero_carousel_container {
    position: relative;
    width: 100%;
    height: 70vh;
    min-height: 500px;
    max-height: 800px;
    overflow: hidden;
}

/* Mobile: Full screen minus navbar (只限于手机屏幕) */
@media (max-width: 768px) {
    .hero_carousel_container {
        height: calc(100vh - 70px); /* 减去 navbar 高度 */
        height: calc(100dvh - 70px); /* 使用动态视口高度，适合移动端 */
        min-height: calc(100vh - 70px);
        min-height: calc(100dvh - 70px);
        max-height: none;
    }
}

/* Desktop: Full viewport height (navbar is sticky, so it overlays) */
@media (min-width: 1024px) {
    .hero_carousel_container {
        height: 90vh;
        min-height: 90vh;
        max-height: none;
    }
}

.hero_carousel {
    position: relative;
    width: 100%;
    height: 100%;
}

.hero_slide {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    transition: opacity 0.6s ease;
    z-index: 1;
}

.hero_slide.active {
    opacity: 1;
    z-index: 2;
}

.hero_image {
    width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    display: block;
    position: absolute;
    top: 0;
    left: 0;
    z-index: 0; /* 确保在 overlay 下面 */
    /* Recommended image ratio: 16:9 (e.g., 1920×1080, 2560×1440, 3840×2160) */
}

/* ============================================
   Hero Section - Responsive Background Images
   Desktop-first approach with max-width
   ============================================ */

/* ===== Slide 1 (Index-img-4.jpg) ===== */
.slide-1 .hero_image {
    /* 默认：桌面版 - 必须存在，作为 fallback */
    background-image: url('../image/Index-img-4.jpg');
}

/* Mobile S (320px 以下) - 最优先，因为是最小的断点 */
@media (max-width: 320px) {
    .slide-1 .hero_image {
        background-image: url('../image/Index-img-4-mobile-s.jpg'), url('../image/Index-img-4.jpg');
    }
}

/* Mobile M (375px 以下) */
@media (max-width: 375px) {
    .slide-1 .hero_image {
        background-image: url('../image/Index-img-4-mobile-m.jpg'), url('../image/Index-img-4-mobile-s.jpg'), url('../image/Index-img-4.jpg');
    }
}

/* Mobile L (425px 以下) */
@media (max-width: 425px) {
    .slide-1 .hero_image {
        background-image: url('../image/Index-img-4-mobile-l.jpg'), url('../image/Index-img-4-mobile-m.jpg'), url('../image/Index-img-4-mobile-s.jpg'), url('../image/Index-img-4.jpg');
    }
}

/* Tablet (768px 以下) */
@media (max-width: 768px) {
    .slide-1 .hero_image {
        background-image: url('../image/Index-img-4-tablet.jpg'), url('../image/Index-img-4-mobile-l.jpg'), url('../image/Index-img-4.jpg');
    }
}

/* Laptop (1024px 以下) */
@media (max-width: 1024px) {
    .slide-1 .hero_image {
        background-image: url('../image/Index-img-4-laptop.jpg'), url('../image/Index-img-4-tablet.jpg'), url('../image/Index-img-4.jpg');
    }
}

/* ===== Slide 2 (Index-Slide2.jpg) ===== */
.slide-2 .hero_image {
    background-image: url('../image/Index-Slide2.jpg');
}

@media screen and (max-width: 767px),
       screen and (max-device-width: 767px),
       screen and (max-width: 767px) and (orientation: portrait),
       screen and (max-width: 767px) and (orientation: landscape) {
    .slide-2 .hero_image {
        background-image: url('../image/index-slide2-mobile-sml.png') !important;
        background-size: cover !important;
        background-position: center !important;
    }
}

/* 平板和笔记本尺寸 */
@media (min-width: 768px) and (max-width: 1024px) {
    .slide-2 .hero_image {
        background-image: url('../image/index-slide2-laptop.jpg'), url('../image/index-slide2-tablet.jpg'), url('../image/index-slide2.jpg');
    }
}

/* ===== Slide 3 (About_Us.jpg) ===== */
.slide-3 .hero_image {
    background-image: url('../image/About_Us.jpg');
}

@media (max-width: 320px) {
    .slide-3 .hero_image {
        background-image: url('../image/About_Us-mobile-s.jpg'), url('../image/About_Us.jpg');
    }
}

@media (max-width: 375px) {
    .slide-3 .hero_image {
        background-image: url('../image/About_Us-mobile-m.jpg'), url('../image/About_Us-mobile-s.jpg'), url('../image/About_Us.jpg');
    }
}

@media (max-width: 425px) {
    .slide-3 .hero_image {
        background-image: url('../image/About_Us-mobile-l.jpg'), url('../image/About_Us-mobile-m.jpg'), url('../image/About_Us-mobile-s.jpg'), url('../image/About_Us.jpg');
    }
}

@media (max-width: 768px) {
    .slide-3 .hero_image {
        background-image: url('../image/About_Us-tablet.jpg'), url('../image/About_Us-mobile-l.jpg'), url('../image/About_Us.jpg');
    }
}

@media (max-width: 1024px) {
    .slide-3 .hero_image {
        background-image: url('../image/About_Us-laptop.jpg'), url('../image/About_Us-tablet.jpg'), url('../image/About_Us.jpg');
    }
}

/* ===== Slide 4 (Index-slide4.jpg) ===== */
/* 注意：文件名是 index-slide4.jpg (小写 i) */
.slide-4 .hero_image {
    background-image: url('../image/banner-4-desktop.jpeg');
}

/* 手机尺寸 - 所有手机都使用 mobile-sml.png */
/* 使用 max-width: 768px 覆盖所有手机设备（包括横屏） */
@media screen and (max-width: 767px),
       screen and (max-device-width: 767px),
       screen and (max-width: 767px) and (orientation: portrait),
       screen and (max-width: 767px) and (orientation: landscape) {
    .slide-4 .hero_image {
        background-image: url('../image/banner-4-mobile.jpeg') !important;
        background-size: cover !important;
        background-position: center !important;
    }
}

/* 平板和笔记本尺寸 */
@media (min-width: 768px) and (max-width: 1024px) {
    .slide-4 .hero_image {
        background-image: url('../image/banner-4-desktop.jpeg');
    }
}

.slide-5 .hero_image {
    background-image: url('../image/index-slide4.jpg');
}

@media screen and (max-width: 767px),
       screen and (max-device-width: 767px),
       screen and (max-width: 767px) and (orientation: portrait),
       screen and (max-width: 767px) and (orientation: landscape) {
    .slide-5 .hero_image {
        background-image: url('../image/index-slide4-mobile-sml.png') !important;
        background-size: cover !important;
        background-position: center !important;
    }
}

@media (min-width: 768px) and (max-width: 1024px) {
    .slide-5 .hero_image {
        background-image: url('../image/index-slide4-laptop.jpg'), url('../image/index-slide4-tablet.jpg'), url('../image/index-slide4.jpg');
    }
}

.hero_overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(
        135deg,
        rgba(30, 64, 175, 0.45) 0%,
        rgba(37, 99, 235, 0.35) 50%,
        rgba(59, 130, 246, 0.25) 100%
    );
    z-index: 1;
    pointer-events: none;
}

.hero_content {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    text-align: center;
    color: white;
    z-index: 2;
    width: 90%;
    max-width: 800px;
    padding: 40px;
}

/* Slide 1: Center Fade In Animation */
.slide-1 .hero_content {
    left: 50%;
    transform: translate(-50%, -50%);
    text-align: center;
    max-width: 800px;
}

.slide-1.active .hero_content {
    animation: fadeInUp 1s ease-out;
}

.slide-1 .hero_badge {
    display: inline-block;
    background: rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(10px);
    padding: 8px 20px;
    border-radius: 50px;
    font-size: 0.9rem;
    font-weight: 600;
    letter-spacing: 2px;
    margin-bottom: 20px;
    border: 1px solid rgba(255, 255, 255, 0.3);
    animation: fadeInDown 0.8s ease-out 0.2s both;
    text-align: center;
    margin-left: auto;
    margin-right: auto;
}

.slide-1 .hero_title {
    text-align: center !important;
    width: 100%;
    display: block;
    margin-left: auto;
    margin-right: auto;
}

.slide-1.active .hero_title {
    animation: fadeInUpText 1s ease-out 0.3s both;
}

.slide-1 .hero_subtitle {
    text-align: center !important;
    width: 100%;
    display: block;
    margin-left: auto;
    margin-right: auto;
}

.slide-1.active .hero_subtitle {
    animation: fadeInUpText 1s ease-out 0.5s both;
}

.slide-1 .hero_buttons {
    justify-content: center !important;
    width: 100%;
    display: flex;
}

.slide-1.active .hero_buttons {
    animation: fadeInUpText 1s ease-out 0.7s both;
}

/* Slide 2: Left Align, Slide from Left */
.hero_content_left {
    left: 5%;
    transform: translateY(-62%);

    text-align: left;
    max-width: 600px;
}

/* .slide-2.active .hero_content {
    animation: slideInLeft 1s cubic-bezier(0.4, 0, 0.2, 1);
} */

.slide-2 .hero_icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.25), rgba(255, 255, 255, 0.1));
    backdrop-filter: blur(10px);
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 30px;
    border: 2px solid rgba(255, 255, 255, 0.3);
    animation: scaleIn 0.8s cubic-bezier(0.4, 0, 0.2, 1) 0.3s both;
}

.slide-2.active .hero_icon {
    animation: scaleIn 0.8s cubic-bezier(0.4, 0, 0.2, 1) 0.3s both;
}

.slide-2 .hero_icon i {
    font-size: 2.5rem;
    color: white;
}

.slide-2 .hero_title {
    font-size: clamp(2rem, 4.2vw, 3.6rem);
    line-height: 1.3;
    margin-bottom: 0 !important;
}

.slide-2.active .hero_title {
    animation: slideInLeft 1s cubic-bezier(0.4, 0, 0.2, 1) 0.4s both;
}

.slide-2 .hero_subtitle {
    font-size: clamp(1rem, 1.7vw, 1.25rem);
    line-height: 1.5;
    margin-top: 8px !important;
    margin-bottom: 28px;
}

.slide-2.active .hero_subtitle {
    animation: slideInLeft 1s cubic-bezier(0.4, 0, 0.2, 1) 0.6s both;
}

.slide-2 .hero_buttons {
    justify-content: flex-start !important;
}

.slide-2.active .hero_buttons {
    animation: slideInLeft 1s cubic-bezier(0.4, 0, 0.2, 1) 0.8s both;
}

/* Slide 3: Right Align, Slide from Right */
.hero_content_right {
    left: auto;
    right: 5%;
    transform: translateY(-55%);
    text-align: right;
    max-width: 600px;
}

.slide-3.active .hero_content {
    animation: fadeInOnly 1s cubic-bezier(0.4, 0, 0.2, 1);
}

.slide-3 .hero_number {
    font-size: 8rem;
    font-weight: 900;
    line-height: 1;
    color: rgba(255, 255, 255, 0.15);
    position: absolute;
    top: -40px;
    right: -20px;
    z-index: -1;
    animation: fadeInScale 1s ease-out 0.2s both;
}

.slide-3.active .hero_number {
    animation: fadeInScale 1s ease-out 0.2s both;
}

.slide-3.active .hero_title {
    animation: fadeInOnly 1s cubic-bezier(0.4, 0, 0.2, 1) 0.3s both;
    line-height: 2.0;
}

.slide-3.active .hero_subtitle {
    animation: fadeInOnly 1s cubic-bezier(0.4, 0, 0.2, 1) 0.5s both;
}

.slide-3 .hero_buttons {
    justify-content: flex-end !important;
}

.slide-3.active .hero_buttons {
    animation: fadeInOnly 1s cubic-bezier(0.4, 0, 0.2, 1) 0.7s both;
}

/* Slide 4: Center Large, Scale In */
.hero_content_center_large {
    left: 50% !important;
    transform: translate(-50%, -50%) !important;
    text-align: center !important;
    max-width: 900px;
}

.slide-4.active .hero_content,
.slide-5.active .hero_content {
    animation: scaleInFade 1.2s cubic-bezier(0.4, 0, 0.2, 1);
}

.slide-4 .hero_tagline,
.slide-5 .hero_tagline {
    font-size: 1rem;
    font-weight: 600;
    letter-spacing: 4px;
    text-transform: uppercase;
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: 15px;
    position: relative;
    padding-bottom: 15px;
    animation: fadeInDown 0.8s ease-out 0.2s both;
}

.slide-4.active .hero_tagline,
.slide-5.active .hero_tagline {
    animation: fadeInDown 0.8s ease-out 0.2s both;
}

.slide-4 .hero_tagline::after,
.slide-5 .hero_tagline::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 3px;
    background: white;
    border-radius: 2px;
}

.slide-4 .hero_title,
.slide-5 .hero_title {
    text-align: center !important;
    width: 100%;
    display: block;
    margin-left: auto;
    margin-right: auto;
}

.slide-4.active .hero_title,
.slide-5.active .hero_title {
    font-size: clamp(3rem, 6vw, 5.5rem);
    animation: scaleInFadeText 1.2s cubic-bezier(0.4, 0, 0.2, 1) 0.3s both;
}

.slide-4 .hero_subtitle,
.slide-5 .hero_subtitle {
    text-align: center !important;
    width: 100%;
    display: block;
    margin-left: auto;
    margin-right: auto;
}

.slide-4.active .hero_subtitle,
.slide-5.active .hero_subtitle {
    font-size: clamp(1.2rem, 2.5vw, 1.8rem);
    animation: scaleInFadeText 1.2s cubic-bezier(0.4, 0, 0.2, 1) 0.5s both;
}

.slide-4 .hero_subtitle_compact {
    font-size: clamp(1rem, 1.9vw, 1.3rem);
    margin-top: 6px;
    margin-bottom: 24px;
}

.slide-4 .hero_buttons,
.slide-5 .hero_buttons {
    justify-content: center !important;
    width: 100%;
    display: flex;
}

.slide-4.active .hero_buttons,
.slide-5.active .hero_buttons {
    animation: scaleInFadeText 1.2s cubic-bezier(0.4, 0, 0.2, 1) 0.7s both;
}

.hero_title {
    font-size: clamp(2.5rem, 5vw, 4.5rem);
    font-weight: 800;
    margin-bottom: 20px;
    text-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
    line-height: 1.6;
    letter-spacing: -1px;
}

.hero_subtitle {
    font-size: clamp(1.1rem, 2vw, 1.5rem);
    margin-bottom: 40px;
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
    font-weight: 400;
    opacity: 0.95;
    line-height: 1.8;
}

.hero_buttons {
    display: flex;
    gap: 20px;
    justify-content: center;
    flex-wrap: wrap;
}

.hero_btn {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    padding: 16px 32px;
    border-radius: 50px;
    font-size: 1.1rem;
    font-weight: 600;
    text-decoration: none;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.2);
    position: relative;
    overflow: hidden;
}

.hero_btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.5s ease;
}

.hero_btn:hover::before {
    left: 100%;
}

.hero_btn_primary {
    background: linear-gradient(135deg, #ffffff 0%, #f0f9ff 100%);
    color: #1e40af;
    border: 2px solid rgba(255, 255, 255, 0.3);
}

.hero_btn_primary:hover {
    transform: translateY(-3px) scale(1.05);
    box-shadow: 0 12px 32px rgba(0, 0, 0, 0.3);
    background: linear-gradient(135deg, #ffffff 0%, #e0f2fe 100%);
}

.hero_btn_secondary {
    background: rgba(255, 255, 255, 0.15);
    color: white;
    border: 2px solid rgba(255, 255, 255, 0.5);
    backdrop-filter: blur(10px);
}

.hero_btn_secondary:hover {
    transform: translateY(-3px) scale(1.05);
    box-shadow: 0 12px 32px rgba(0, 0, 0, 0.3);
    background: rgba(255, 255, 255, 0.25);
    border-color: rgba(255, 255, 255, 0.8);
}

.hero_btn i {
    transition: transform 0.3s ease;
}

.hero_btn:hover i {
    transform: translateX(5px);
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translate(-50%, -40%);
    }
    to {
        opacity: 1;
        transform: translate(-50%, -50%);
    }
}

@keyframes fadeInUpText {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeInDown {
    from {
        opacity: 0;
        transform: translate(-50%, -60%);
    }
    to {
        opacity: 1;
        transform: translate(-50%, -50%);
    }
}

/* @keyframes slideInLeft {
    from {
        opacity: 0;
        transform: translateX(-100px) translateY(-50%);
    }
    to {
        opacity: 1;
        transform: translateX(0) translateY(-50%);
    }
} */

@keyframes slideInRight {
    from {
        opacity: 0;
        transform: translateX(100px) translateY(-50%);
    }
    to {
        opacity: 1;
        transform: translateX(0) translateY(-50%);
    }
}

@keyframes fadeInOnly {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

@keyframes scaleIn {
    from {
        opacity: 0;
        transform: scale(0.5);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

@keyframes scaleInFade {
    from {
        opacity: 0;
        transform: translate(-50%, -50%) scale(0.8);
    }
    to {
        opacity: 1;
        transform: translate(-50%, -50%) scale(1);
    }
}

@keyframes scaleInFadeText {
    from {
        opacity: 0;
        transform: scale(0.8);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

@keyframes fadeInScale {
    from {
        opacity: 0;
        transform: scale(0.5);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

/* Carousel Controls */
.carousel_btn {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background: rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(10px);
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-radius: 50%;
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 20px;
    cursor: pointer;
    z-index: 10;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    opacity: 0.8;
}

.carousel_btn:hover {
    background: rgba(255, 255, 255, 0.3);
    border-color: rgba(255, 255, 255, 0.5);
    opacity: 1;
    transform: translateY(-50%) scale(1.1);
}

.carousel_btn:active {
    transform: translateY(-50%) scale(0.95);
}

.carousel_btn_prev {
    left: 20px;
}

.carousel_btn_next {
    right: 20px;
}

/* Carousel Indicators */
.carousel_indicators {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 12px;
    z-index: 10;
}

.indicator {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.4);
    border: 2px solid rgba(255, 255, 255, 0.6);
    cursor: pointer;
    transition: all 0.3s ease;
    position: relative;
}

.indicator::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 0;
    height: 0;
    border-radius: 50%;
    background: white;
    transition: all 0.3s ease;
}

.indicator.active {
    background: rgba(255, 255, 255, 0.8);
    border-color: white;
    transform: scale(1.2);
}

.indicator.active::before {
    width: 6px;
    height: 6px;
}

.indicator:hover {
    background: rgba(255, 255, 255, 0.6);
    transform: scale(1.1);
}

/* Responsive Hero Section */
@media (max-width: 768px) {
    .hero_carousel_container {
        height: calc(100vh - 70px);
        height: calc(100dvh - 70px);
        min-height: calc(100vh - 70px);
        min-height: calc(100dvh - 70px);
    }
    
    .hero_content {
        padding: 30px 20px;
        left: 50% !important;
        right: auto !important;
        transform: translate(-50%, -50%) !important;
        text-align: center !important;
        max-width: 90% !important;
    }
    
    .hero_content_left,
    .hero_content_right {
        left: 50% !important;
        right: auto !important;
        transform: translate(-50%, -50%) !important;
        text-align: center !important;
    }
    
    .hero_buttons {
        flex-direction: column;
        align-items: center;
    }

    .slide-2 .hero_title {
        font-size: clamp(1.7rem, 6vw, 2.4rem);
        line-height: 1.25;
    }

    .slide-2 .hero_subtitle {
        font-size: clamp(0.92rem, 3.2vw, 1.05rem);
        line-height: 1.45;
        margin-bottom: 22px;
    }
    
    .hero_btn {
        width: 100%;
        max-width: 280px;
        justify-content: center;
        padding: 14px 28px;
        font-size: 1rem;
    }
    
    .slide-2 .hero_icon {
        margin: 0 auto 30px;
    }
    
    .slide-3 .hero_number {
        right: auto;
        left: 50%;
        transform: translateX(-50%);
        font-size: 6rem;
    }
    
    .carousel_btn {
        width: 40px;
        height: 40px;
        font-size: 16px;
    }
    
    .carousel_btn_prev {
        left: 10px;
    }
    
    .carousel_btn_next {
        right: 10px;
    }
    
    .carousel_indicators {
        bottom: 20px;
        gap: 10px;
    }
    
    .indicator {
        width: 10px;
        height: 10px;
    }
}

@media (max-width: 480px) {
    .hero_carousel_container {
        height: calc(100vh - 70px);
        height: calc(100dvh - 70px);
        min-height: calc(100vh - 70px);
        min-height: calc(100dvh - 70px);
    }
    
    .hero_content {
        padding: 20px 15px;
    }
    
    .hero_btn {
        padding: 12px 24px;
        font-size: 0.95rem;
    }
    
    .slide-3 .hero_number {
        font-size: 4rem;
        top: -20px;
    }
    
    .carousel_btn {
        width: 35px;
        height: 35px;
        font-size: 14px;
    }
    
    .carousel_indicators {
        bottom: 15px;
        gap: 8px;
    }
    
    .indicator {
        width: 8px;
        height: 8px;
    }
}

/* Hero Section - Mobile Fine-tuning (Desktop-first with max-width) */
@media (max-width: 425px) {
    .hero_carousel_container {
        height: calc(100vh - 70px);
        height: calc(100dvh - 70px);
        min-height: calc(100vh - 70px);
        min-height: calc(100dvh - 70px);
    }
    
    .hero_content {
        padding: clamp(18px, 4.2vw, 20px) clamp(14px, 3.3vw, 15px);
        width: clamp(92%, 22vw, 95%);
    }
    
    .hero_title {
        font-size: clamp(1.8rem, 4.2vw, 2rem);
        margin-bottom: clamp(14px, 3.3vw, 16px);
        line-height: clamp(1.4, 3.3vw, 1.5);
    }
    
    .hero_subtitle {
        font-size: clamp(0.95rem, 2.2vw, 1rem);
        margin-bottom: clamp(28px, 6.6vw, 32px);
        line-height: clamp(1.6, 3.8vw, 1.7);
    }
    
    .hero_buttons {
        gap: clamp(14px, 3.3vw, 16px);
    }
    
    .hero_btn {
        padding: clamp(11px, 2.6vw, 12px) clamp(20px, 4.7vw, 22px);
        font-size: clamp(0.9rem, 2.1vw, 0.95rem);
        max-width: clamp(260px, 61vw, 280px);
        border-radius: clamp(45px, 10.6vw, 48px);
    }
    
    .hero_btn i {
        font-size: clamp(0.85rem, 2vw, 0.9rem);
    }
    
    .slide-2 .hero_icon {
        width: clamp(70px, 16vw, 75px);
        height: clamp(70px, 16vw, 75px);
        margin-bottom: clamp(24px, 5.6vw, 28px);
    }
    
    .slide-2 .hero_icon i {
        font-size: clamp(2rem, 4.7vw, 2.2rem);
    }
    
    .slide-3 .hero_number {
        font-size: clamp(3.5rem, 82vw, 3.8rem);
        top: clamp(-18px, -4.2vw, -16px);
    }
    
    .slide-4 .hero_tagline {
        font-size: clamp(0.85rem, 2vw, 0.9rem);
        letter-spacing: clamp(2px, 0.5vw, 3px);
        margin-bottom: clamp(12px, 2.8vw, 14px);
        padding-bottom: clamp(12px, 2.8vw, 14px);
    }
    
    .slide-4 .hero_tagline::after {
        width: clamp(50px, 12vw, 55px);
        height: clamp(2px, 0.5vw, 3px);
    }
    
    .carousel_btn {
        width: clamp(32px, 7.5vw, 34px);
        height: clamp(32px, 7.5vw, 34px);
        font-size: clamp(13px, 3vw, 14px);
    }
    
    .carousel_btn_prev {
        left: clamp(8px, 1.9vw, 10px);
    }
    
    .carousel_btn_next {
        right: clamp(8px, 1.9vw, 10px);
    }
    
    .carousel_indicators {
        bottom: clamp(12px, 2.8vw, 14px);
        gap: clamp(7px, 1.6vw, 8px);
    }
    
    .indicator {
        width: clamp(7px, 1.6vw, 8px);
        height: clamp(7px, 1.6vw, 8px);
    }
}

@media (max-width: 375px) {
    .hero_carousel_container {
        height: calc(100vh - 70px);
        height: calc(100dvh - 70px);
        min-height: calc(100vh - 70px);
        min-height: calc(100dvh - 70px);
    }
    
    .hero_content {
        padding: clamp(16px, 4.3vw, 18px) clamp(12px, 3.2vw, 14px);
        width: clamp(90%, 24vw, 92%);
    }
    
    .hero_title {
        font-size: clamp(1.6rem, 4.3vw, 1.8rem);
        margin-bottom: clamp(12px, 3.2vw, 14px);
        line-height: clamp(1.3, 3.5vw, 1.4);
    }
    
    .hero_subtitle {
        font-size: clamp(0.9rem, 2.4vw, 0.95rem);
        margin-bottom: clamp(24px, 6.4vw, 28px);
        line-height: clamp(1.5, 4vw, 1.6);
    }
    
    .hero_buttons {
        gap: clamp(12px, 3.2vw, 14px);
    }
    
    .hero_btn {
        padding: clamp(10px, 2.7vw, 11px) clamp(18px, 4.8vw, 20px);
        font-size: clamp(0.85rem, 2.3vw, 0.9rem);
        max-width: clamp(240px, 64vw, 260px);
        border-radius: clamp(42px, 11vw, 45px);
    }
    
    .hero_btn i {
        font-size: clamp(0.8rem, 2.1vw, 0.85rem);
    }
    
    .slide-2 .hero_icon {
        width: clamp(65px, 17vw, 70px);
        height: clamp(65px, 17vw, 70px);
        margin-bottom: clamp(20px, 5.3vw, 24px);
        border-radius: clamp(16px, 4.3vw, 18px);
    }
    
    .slide-2 .hero_icon i {
        font-size: clamp(1.8rem, 4.8vw, 2rem);
    }
    
    .slide-3 .hero_number {
        font-size: clamp(3rem, 80vw, 3.5rem);
        top: clamp(-16px, -4.3vw, -14px);
    }
    
    .slide-4 .hero_tagline {
        font-size: clamp(0.8rem, 2.1vw, 0.85rem);
        letter-spacing: clamp(2px, 0.5vw, 2px);
        margin-bottom: clamp(10px, 2.7vw, 12px);
        padding-bottom: clamp(10px, 2.7vw, 12px);
    }
    
    .slide-4 .hero_tagline::after {
        width: clamp(45px, 12vw, 50px);
        height: clamp(2px, 0.5vw, 3px);
    }
    
    .carousel_btn {
        width: clamp(30px, 8vw, 32px);
        height: clamp(30px, 8vw, 32px);
        font-size: clamp(12px, 3.2vw, 13px);
    }
    
    .carousel_btn_prev {
        left: clamp(6px, 1.6vw, 8px);
    }
    
    .carousel_btn_next {
        right: clamp(6px, 1.6vw, 8px);
    }
    
    .carousel_indicators {
        bottom: clamp(10px, 2.7vw, 12px);
        gap: clamp(6px, 1.6vw, 7px);
    }
    
    .indicator {
        width: clamp(6px, 1.6vw, 7px);
        height: clamp(6px, 1.6vw, 7px);
    }
}

@media (max-width: 320px) {
    .hero_carousel_container {
        height: calc(100vh - 70px);
        height: calc(100dvh - 70px);
        min-height: calc(100vh - 70px);
        min-height: calc(100dvh - 70px);
    }
    
    .hero_content {
        padding: clamp(14px, 4vw, 16px) clamp(10px, 3vw, 12px);
        width: clamp(88%, 26vw, 90%);
    }
    
    .hero_title {
        font-size: clamp(1.5rem, 4.5vw, 1.6rem);
        margin-bottom: clamp(10px, 3vw, 12px);
        line-height: clamp(1.2, 3.6vw, 1.3);
    }
    
    .hero_subtitle {
        font-size: clamp(0.85rem, 2.5vw, 0.9rem);
        margin-bottom: clamp(20px, 6vw, 24px);
        line-height: clamp(1.4, 4.5vw, 1.5);
    }
    
    .hero_buttons {
        gap: clamp(10px, 3vw, 12px);
    }
    
    .hero_btn {
        padding: clamp(9px, 2.8vw, 10px) clamp(16px, 4.5vw, 18px);
        font-size: clamp(0.8rem, 2vw, 0.85rem);
        max-width: clamp(220px, 69vw, 240px);
        border-radius: clamp(40px, 12vw, 42px);
    }
    
    .hero_btn i {
        font-size: clamp(0.75rem, 2vw, 0.8rem);
    }
    
    .slide-2 .hero_icon {
        width: clamp(60px, 19vw, 65px);
        height: clamp(60px, 19vw, 65px);
        margin-bottom: clamp(18px, 5vw, 20px);
        border-radius: clamp(14px, 4vw, 16px);
    }
    
    .slide-2 .hero_icon i {
        font-size: clamp(1.6rem, 5vw, 1.8rem);
    }
    
    .slide-3 .hero_number {
        font-size: clamp(2.5rem, 78vw, 3rem);
        top: clamp(-14px, -4vw, -12px);
    }
    
    .slide-4 .hero_tagline {
        font-size: clamp(0.75rem, 2vw, 0.8rem);
        letter-spacing: clamp(1px, 0.3vw, 2px);
        margin-bottom: clamp(8px, 2.5vw, 10px);
        padding-bottom: clamp(8px, 2.5vw, 10px);
    }
    
    .slide-4 .hero_tagline::after {
        width: clamp(40px, 12vw, 45px);
        height: clamp(2px, 0.6vw, 3px);
    }
    
    .carousel_btn {
        width: clamp(28px, 8.5vw, 30px);
        height: clamp(28px, 8.5vw, 30px);
        font-size: clamp(11px, 3vw, 12px);
    }
    
    .carousel_btn_prev {
        left: clamp(5px, 1.5vw, 6px);
    }
    
    .carousel_btn_next {
        right: clamp(5px, 1.5vw, 6px);
    }
    
    .carousel_indicators {
        bottom: clamp(8px, 2.5vw, 10px);
        gap: clamp(5px, 1.5vw, 6px);
    }
    
    .indicator {
        width: clamp(5px, 1.5vw, 6px);
        height: clamp(5px, 1.5vw, 6px);
    }
}

/* Language Selector - Hidden until feature is complete */
.language_switcher {
    display: none !important;
    visibility: hidden !important;
    pointer-events: none !important;
    opacity: 0 !important;
    height: 0 !important;
    width: 0 !important;
    overflow: hidden !important;
    margin: 0 !important;
    padding: 0 !important;
}

.mobile-language-switcher {
    display: none !important;
    visibility: hidden !important;
    pointer-events: none !important;
    opacity: 0 !important;
    height: 0 !important;
    width: 0 !important;
    overflow: hidden !important;
    margin: 0 !important;
    padding: 0 !important;
}