/* ===== RESET & BASE ===== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 18px; }
body {
    font-family: 'Noto Sans SC', 'Microsoft YaHei', sans-serif;
    background: #e8edf6;
    color: #1a2240;
    line-height: 1.85;
    overflow-x: hidden;
}
a { color: inherit; text-decoration: none; transition: color .3s; }
img { max-width: 100%; display: block; }
ul { list-style: none; }
button { cursor: pointer; border: none; background: none; font: inherit; }

/* ===== CSS VARIABLES ===== */
:root {
    --bg: #e8edf6;
    --bg2: #dce2ef;
    --bg3: #f3f5fc;
    --bg4: #d0d8eb;
    --gold: #c9a03b;
    --gold2: #e8c46a;
    --gold3: rgba(201,160,59,.12);
    --blue: #4a8fd9;
    --blue2: #3a6ec0;
    --text: #1a2240;
    --text2: #4a5a82;
    --text3: #2c3d6e;
    --border: rgba(201,160,59,.30);
    --border2: rgba(26,34,64,.10);
    --radius: 12px;
    --radius2: 20px;
    --shadow: 0 20px 60px rgba(0,0,0,.12);
    --shadow2: 0 8px 32px rgba(0,0,0,.08);
    --transition: .35s cubic-bezier(.4,0,.2,1);
    --container: 1280px;
}

/* ===== SCROLLBAR ===== */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: #e0e4ef; }
::-webkit-scrollbar-thumb { background: var(--gold); border-radius: 3px; }

/* ===== LAYOUT ===== */
.container { max-width: var(--container); margin: 0 auto; padding: 0 24px; }
.section { padding: 100px 0; }
.section-sm { padding: 60px 0; }

/* ===== SECTION HEADER ===== */
.section-header { text-align: center; margin-bottom: 72px; }
.section-tag {
    display: inline-block;
    font-size: 13px;
    font-weight: 600;
    letter-spacing: 3px;
    text-transform: uppercase;
    color: var(--text2);
    border: 1px solid var(--border2);
    padding: 7px 20px;
    border-radius: 30px;
    margin-bottom: 22px;
    background: rgba(26,34,64,.04);
}
.section-title {
    font-size: clamp(30px, 4vw, 52px);
    font-weight: 800;
    color: var(--text);
    line-height: 1.2;
    margin-bottom: 18px;
}
.section-title span { color: var(--gold); }
.section-desc {
    font-size: 19px;
    color: var(--text2);
    max-width: 720px;
    margin: 0 auto;
    line-height: 2;
}
.section-line {
    width: 60px; height: 3px;
    background: linear-gradient(90deg, var(--gold), transparent);
    border-radius: 2px;
    margin: 20px auto 0;
}

/* ===== BUTTONS ===== */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 14px 32px;
    border-radius: 50px;
    font-size: 15px;
    font-weight: 600;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}
.btn::before {
    content: '';
    position: absolute;
    inset: 0;
    opacity: 0;
    transition: opacity .3s;
}
.btn:hover::before { opacity: 1; }
.btn-gold {
    background: linear-gradient(135deg, var(--gold), #a87d20);
    color: #0b0e1a;
    box-shadow: 0 8px 30px rgba(201,160,59,.4);
}
.btn-gold:hover {
    transform: translateY(-2px);
    box-shadow: 0 12px 40px rgba(201,160,59,.6);
    color: #0b0e1a;
}
.btn-outline {
    border: 1.5px solid var(--gold);
    color: var(--gold);
    background: transparent;
}
.btn-outline:hover {
    background: var(--gold);
    color: #0b0e1a;
    transform: translateY(-2px);
}
.btn-white {
    background: rgba(255,255,255,.12);
    color: #fff;
    border: 1px solid rgba(255,255,255,.2);
    backdrop-filter: blur(10px);
}
.btn-white:hover {
    background: rgba(255,255,255,.22);
    transform: translateY(-2px);
}
.btn-sm { padding: 10px 22px; font-size: 13px; }
.btn svg { width: 18px; height: 18px; flex-shrink: 0; }

/* ===== NAVBAR ===== */
.navbar {
    position: fixed;
    top: 0; left: 0; right: 0;
    z-index: 1000;
    padding: 0 32px;
    transition: all .4s ease;
    height: 90px;
    display: flex;
    align-items: center;
    background: rgba(255,255,255,.92);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(26,34,64,.07);
    box-shadow: 0 2px 20px rgba(0,0,0,.06);
}
.navbar.scrolled {
    background: rgba(255,255,255,.98);
    backdrop-filter: blur(24px);
    border-bottom: 1px solid rgba(26,34,64,.10);
    height: 72px;
    box-shadow: 0 4px 30px rgba(0,0,0,.10);
}
/* Transparent navbar when hero video is visible (homepage) */
body.has-hero .navbar:not(.scrolled) {
    background: transparent;
    backdrop-filter: none;
    -webkit-backdrop-filter: none;
    border-bottom: 1px solid rgba(255,255,255,.07);
    box-shadow: none;
}
body.has-hero .navbar:not(.scrolled) .nav-logo-img { filter: brightness(0) invert(1); }
body.has-hero .navbar:not(.scrolled) .nav-links a { color: rgba(255,255,255,.88); }
body.has-hero .navbar:not(.scrolled) .nav-links a:hover,
body.has-hero .navbar:not(.scrolled) .nav-links a.active { color: var(--gold); background: rgba(201,160,59,.12); }
body.has-hero .navbar:not(.scrolled) .nav-tel { color: rgba(255,255,255,.8); border-color: rgba(255,255,255,.2); }
body.has-hero .navbar:not(.scrolled) .nav-tel:hover { color: var(--gold); border-color: var(--gold); }
body.has-hero .navbar:not(.scrolled) .nav-tel svg { color: var(--gold); }
body.has-hero .navbar:not(.scrolled) .nav-hamburger span { background: rgba(255,255,255,.9); }
body.has-hero .navbar:not(.scrolled) .nav-dropdown-menu {
    background: rgba(12,18,40,.92);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-color: rgba(201,160,59,.18);
}
body.has-hero .navbar:not(.scrolled) .nav-dropdown-menu a { color: rgba(255,255,255,.8); }
body.has-hero .navbar:not(.scrolled) .nav-dropdown-menu a:hover { color: var(--gold); background: rgba(201,160,59,.1); }
.nav-inner {
    max-width: var(--container);
    margin: 0 auto;
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
}
.nav-logo {
    display: flex;
    align-items: center;
    flex-shrink: 0;
}
.nav-logo-img {
    height: 44px;
    width: auto;
    display: block;
    transition: filter .3s;
}
.nav-links {
    display: flex;
    align-items: center;
    gap: 4px;
}
.nav-links a {
    padding: 10px 16px;
    border-radius: 8px;
    font-size: 15px;
    font-weight: 500;
    color: var(--text);
    transition: var(--transition);
    position: relative;
    white-space: nowrap;
}
.nav-links a:hover,
.nav-links a.active {
    color: var(--gold);
    background: var(--gold3);
}
.nav-dropdown {
    position: relative;
}
.nav-dropdown > a::after {
    content: '';
    display: inline-block;
    width: 0; height: 0;
    border-left: 4px solid transparent;
    border-right: 4px solid transparent;
    border-top: 5px solid currentColor;
    margin-left: 5px;
    vertical-align: middle;
    opacity: .6;
}
.nav-dropdown-menu {
    position: absolute;
    top: calc(100% + 8px);
    left: 50%;
    transform: translateX(-50%);
    background: var(--bg2);
    border: 1px solid var(--border2);
    border-radius: 12px;
    padding: 8px;
    min-width: 200px;
    opacity: 0;
    visibility: hidden;
    transform: translateX(-50%) translateY(-8px);
    transition: all .25s ease;
    box-shadow: var(--shadow);
    z-index: 100;
}
.nav-dropdown:hover .nav-dropdown-menu {
    opacity: 1;
    visibility: visible;
    transform: translateX(-50%) translateY(0);
}
.nav-dropdown-menu a {
    display: block;
    padding: 9px 14px;
    font-size: 13px;
    color: var(--text3);
    border-radius: 8px;
}
.nav-dropdown-menu a:hover {
    color: var(--gold);
    background: var(--gold3);
}
.nav-actions {
    display: flex;
    align-items: center;
    gap: 12px;
}
.nav-tel {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 15px;
    color: var(--text3);
    padding: 10px 16px;
    border-radius: 8px;
    border: 1px solid var(--border2);
    transition: var(--transition);
}
.nav-tel:hover { border-color: var(--gold); color: var(--gold); }
.nav-tel svg { width: 16px; height: 16px; color: var(--gold); }
.nav-hamburger {
    display: none;
    flex-direction: column;
    gap: 5px;
    padding: 8px;
    cursor: pointer;
}
.nav-hamburger span {
    display: block;
    width: 24px; height: 2px;
    background: var(--text);
    border-radius: 2px;
    transition: var(--transition);
}
.nav-hamburger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-hamburger.open span:nth-child(2) { opacity: 0; }
.nav-hamburger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* Mobile nav */
.nav-mobile {
    position: fixed;
    top: 0; left: 0; right: 0; bottom: 0;
    background: var(--bg);
    z-index: 999;
    transform: translateX(100%);
    transition: transform .35s ease;
    overflow-y: auto;
    padding: 100px 24px 40px;
}
.nav-mobile.open { transform: translateX(0); }
.nav-mobile a {
    display: block;
    padding: 16px 0;
    font-size: 18px;
    color: var(--text);
    border-bottom: 1px solid var(--border2);
    transition: color .3s;
}
.nav-mobile a:hover { color: var(--gold); }
.nav-mobile-cats { padding: 8px 0 8px 20px; }
.nav-mobile-cats a { font-size: 15px; padding: 10px 0; }

/* ===== DARK SECTION LOCAL VARS ===== */
/* These sections keep dark bg regardless of global light theme */
.hero, .ticker, .stats-band, .cta-band, .footer, .page-hero, .hero-stats {
    --text: #e0e8f8;
    --text2: #9baad2;
    --text3: #c0cce8;
    --border2: rgba(255,255,255,.09);
    --gold3: rgba(201,160,59,.15);
}

/* ===== HERO ===== */
.hero {
    position: relative;
    height: 100vh;
    min-height: 700px;
    display: flex;
    align-items: center;
    overflow: hidden;
    background: #0d1525;
}
/* Video background */
.hero-video {
    position: absolute;
    inset: 0;
    width: 100%; height: 100%;
    object-fit: cover;
    object-position: center;
    z-index: 0;
    opacity: .85;
}
#hero-canvas {
    position: absolute;
    inset: 0;
    z-index: 1;
    opacity: .35;
    pointer-events: none;
}
.hero-overlay {
    position: absolute;
    inset: 0;
    z-index: 2;
    background:
        linear-gradient(to right, rgba(8,12,28,.82) 0%, rgba(8,12,28,.6) 55%, rgba(8,12,28,.25) 100%),
        linear-gradient(180deg, rgba(8,12,28,.18) 0%, rgba(8,12,28,.75) 100%),
        radial-gradient(ellipse 55% 60% at 18% 50%, rgba(74,143,217,.14) 0%, transparent 65%);
}
/* Decorative elements */
.hero-deco {
    position: absolute;
    inset: 0;
    z-index: 2;
    pointer-events: none;
    overflow: hidden;
}
.hero-ring {
    position: absolute;
    border-radius: 50%;
    border: 1px solid rgba(201,160,59,.12);
}
.hero-ring-1 {
    width: 480px; height: 480px;
    right: -80px; top: 50%;
    transform: translateY(-50%);
    animation: rotateSlow 30s linear infinite;
    border-color: rgba(201,160,59,.1);
    border-style: dashed;
}
.hero-ring-2 {
    width: 340px; height: 340px;
    right: -20px; top: 50%;
    transform: translateY(-50%);
    animation: rotateSlow 20s linear infinite reverse;
    border-color: rgba(74,143,217,.1);
}
.hero-ring-3 {
    width: 200px; height: 200px;
    right: 50px; top: 50%;
    transform: translateY(-50%);
    animation: rotateSlow 12s linear infinite;
    border-color: rgba(201,160,59,.08);
    border-style: dashed;
}
.hero-gear {
    position: absolute;
    right: 60px; top: 50%;
    transform: translateY(-50%);
    width: 100px; height: 100px;
    animation: rotateSlow 18s linear infinite;
    opacity: .5;
}
/* Hero layout */
.hero-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 40px;
}
.hero-content {
    position: relative;
    z-index: 5;
    max-width: 640px;
    flex: 1;
}
/* Cert badges */
.hero-certs {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
    margin-bottom: 24px;
    opacity: 0;
    animation: fadeUp .8s .6s forwards;
}
.hero-cert {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    font-size: 12px;
    font-weight: 600;
    color: var(--gold);
    background: rgba(201,160,59,.1);
    border: 1px solid rgba(201,160,59,.25);
    border-radius: 30px;
    padding: 5px 12px;
    letter-spacing: .5px;
}
/* WhatsApp button live pulse */
.hero-wa {
    position: relative;
    color: #fff;
}
.hero-wa-pulse {
    display: inline-block;
    width: 8px; height: 8px;
    border-radius: 50%;
    background: #25d366;
    position: relative;
    flex-shrink: 0;
}
.hero-wa-pulse::before {
    content: '';
    position: absolute;
    inset: -3px;
    border-radius: 50%;
    background: rgba(37,211,102,.4);
    animation: pulse 1.8s ease-in-out infinite;
}
/* Floating product card */
.hero-float-card {
    position: relative;
    z-index: 5;
    flex-shrink: 0;
    width: 280px;
    background: rgba(15, 22, 48, 0.72);
    backdrop-filter: blur(24px);
    -webkit-backdrop-filter: blur(24px);
    border: 1px solid rgba(201,160,59,.22);
    border-radius: 20px;
    padding: 24px;
    animation: fadeUp .8s 1.1s both, float 5s 2s ease-in-out infinite;
    box-shadow: 0 24px 60px rgba(0,0,0,.45), inset 0 1px 0 rgba(255,255,255,.06);
}
.hero-float-head {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 16px;
}
.hero-float-icon {
    width: 40px; height: 40px;
    background: linear-gradient(135deg, rgba(201,160,59,.2), rgba(201,160,59,.05));
    border: 1px solid rgba(201,160,59,.25);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--gold);
    flex-shrink: 0;
}
.hero-float-title {
    font-size: 14px;
    font-weight: 700;
    color: #fff;
    line-height: 1.3;
}
.hero-float-sub {
    font-size: 11px;
    color: var(--text2);
    margin-top: 2px;
}
.hero-float-count {
    color: var(--gold);
    font-weight: 700;
}
.hero-float-live {
    margin-left: auto;
    display: flex;
    align-items: center;
    gap: 5px;
    font-size: 10px;
    color: #4caf50;
    white-space: nowrap;
    flex-shrink: 0;
}
.hero-float-live span {
    width: 6px; height: 6px;
    background: #4caf50;
    border-radius: 50%;
    animation: pulse 1.5s ease-in-out infinite;
    flex-shrink: 0;
}
.hero-float-divider {
    height: 1px;
    background: linear-gradient(to right, rgba(201,160,59,.3), transparent);
    margin-bottom: 14px;
}
.hero-float-list {
    display: flex;
    flex-direction: column;
    gap: 4px;
    margin-bottom: 16px;
}
.hero-float-item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 8px 10px;
    border-radius: 8px;
    font-size: 12.5px;
    color: var(--text3);
    text-decoration: none;
    transition: all .2s ease;
    opacity: 0;
    animation: fadeUp .5s forwards;
}
.hero-float-item:hover {
    background: rgba(201,160,59,.1);
    color: var(--gold);
    padding-left: 14px;
}
.hero-float-item svg { margin-left: auto; flex-shrink: 0; opacity: 0; transition: opacity .2s; }
.hero-float-item:hover svg { opacity: 1; }
.hero-float-item-dot {
    width: 5px; height: 5px;
    border-radius: 50%;
    background: var(--gold);
    opacity: .6;
    flex-shrink: 0;
}
.hero-float-item-name { flex: 1; }
.hero-float-more {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    width: 100%;
    padding: 10px;
    border-radius: 10px;
    background: linear-gradient(135deg, var(--gold), #a87d20);
    color: #0b0e1a;
    font-size: 12px;
    font-weight: 700;
    text-decoration: none;
    transition: all .25s;
}
.hero-float-more:hover { opacity: .9; transform: translateY(-1px); color: #0b0e1a; }
.hero-eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    font-size: 12px;
    letter-spacing: 3px;
    text-transform: uppercase;
    color: var(--gold);
    margin-bottom: 28px;
    opacity: 0;
    animation: fadeUp .8s .3s forwards;
}
.hero-eyebrow-line {
    width: 40px; height: 1.5px;
    background: var(--gold);
    display: inline-block;
}
.hero-title {
    font-size: clamp(36px, 5.5vw, 72px);
    font-weight: 800;
    line-height: 1.15;
    color: #fff;
    margin-bottom: 28px;
    opacity: 0;
    animation: fadeUp .8s .5s forwards;
}
.hero-title .gold { color: var(--gold); }
.hero-title .line2 { display: block; }
.hero-desc {
    font-size: clamp(15px, 1.8vw, 18px);
    color: var(--text2);
    max-width: 560px;
    line-height: 1.8;
    margin-bottom: 44px;
    opacity: 0;
    animation: fadeUp .8s .7s forwards;
}
.hero-actions {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
    opacity: 0;
    animation: fadeUp .8s .9s forwards;
}
.hero-stats {
    position: absolute;
    bottom: 0;
    left: 0; right: 0;
    z-index: 2;
    padding: 92px 0 30px;
    /* 渐变蒙版：遮住视频自带的底部文字，避免与数据条重叠 */
    background: linear-gradient(to top,
        rgba(8,12,28,.97) 0%,
        rgba(8,12,28,.93) 48%,
        rgba(8,12,28,.64) 78%,
        transparent 100%);
    opacity: 0;
    animation: fadeUp .8s 1.2s forwards;
}
.hero-stats-inner {
    max-width: var(--container);
    margin: 0 auto;
    padding: 0 24px;
    display: flex;
    gap: 0;
}
.hero-stat {
    flex: 1;
    padding: 20px 24px;
    border-left: 1px solid var(--border2);
}
.hero-stat:first-child { border-left: none; }
.hero-stat-num {
    font-size: clamp(28px, 3.5vw, 44px);
    font-weight: 800;
    color: var(--gold);
    line-height: 1;
    font-variant-numeric: tabular-nums;
}
.hero-stat-num sup {
    font-size: 60%;
    vertical-align: super;
}
.hero-stat-label {
    font-size: 15px;
    color: var(--text2);
    margin-top: 6px;
}
.hero-scroll {
    position: absolute;
    bottom: 30px;
    right: 40px;
    z-index: 3;
    display: none;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    opacity: .5;
    animation: heroScroll 2s infinite;
}
.hero-scroll span {
    font-size: 11px;
    letter-spacing: 2px;
    color: var(--text2);
    writing-mode: vertical-rl;
}
.hero-scroll-line {
    width: 1px;
    height: 50px;
    background: linear-gradient(to bottom, var(--gold), transparent);
}

/* ===== TICKER ===== */
.ticker {
    background: #1a2240;
    border-top: 1px solid rgba(201,160,59,.2);
    border-bottom: 1px solid rgba(201,160,59,.2);
    padding: 14px 0;
    overflow: hidden;
}
.ticker-inner {
    display: flex;
    animation: tickerRoll 30s linear infinite;
    white-space: nowrap;
    gap: 0;
}
.ticker-item {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 0 40px;
    font-size: 14px;
    font-weight: 500;
    color: var(--text2);
    text-transform: uppercase;
    letter-spacing: 1px;
    flex-shrink: 0;
}
.ticker-dot {
    width: 5px; height: 5px;
    border-radius: 50%;
    background: var(--gold);
    flex-shrink: 0;
}

/* ===== ABOUT SECTION ===== */
.about { background: var(--bg); }
.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
}
.about-image-wrap {
    position: relative;
}
.about-image-main {
    width: 100%;
    border-radius: var(--radius2);
    overflow: hidden;
    aspect-ratio: 4/3;
    background: var(--bg3);
    position: relative;
}
.about-image-main img {
    width: 100%; height: 100%;
    object-fit: cover;
    transition: transform .6s ease;
}
.about-image-main:hover img { transform: scale(1.04); }
.about-image-badge {
    position: absolute;
    bottom: -24px;
    right: -24px;
    width: 160px; height: 160px;
    background: linear-gradient(135deg, var(--gold), #7a5a1a);
    border-radius: 50%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow);
    z-index: 2;
}
.about-badge-num {
    font-size: 48px;
    font-weight: 800;
    color: #0b0e1a;
    line-height: 1;
}
.about-badge-text {
    font-size: 12px;
    font-weight: 600;
    color: rgba(11,14,26,.7);
    text-align: center;
    line-height: 1.3;
}
.about-image-card {
    position: absolute;
    top: 24px; left: -24px;
    background: var(--bg2);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 16px 20px;
    display: flex;
    align-items: center;
    gap: 14px;
    box-shadow: var(--shadow2);
    backdrop-filter: blur(10px);
}
.about-image-card-icon {
    width: 44px; height: 44px;
    background: var(--gold3);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--gold);
}
.about-image-card-icon svg { width: 22px; height: 22px; }
.about-card-num {
    font-size: 24px;
    font-weight: 700;
    color: var(--text);
    line-height: 1;
}
.about-card-label {
    font-size: 12px;
    color: var(--text2);
    margin-top: 3px;
}
.about-content {}
.about-tag {
    display: inline-block;
    font-size: 12px;
    font-weight: 600;
    letter-spacing: 3px;
    text-transform: uppercase;
    color: var(--gold);
    border: 1px solid var(--border);
    padding: 5px 16px;
    border-radius: 30px;
    margin-bottom: 20px;
    background: var(--gold3);
}
.about-title {
    font-size: clamp(24px, 3vw, 40px);
    font-weight: 800;
    color: var(--text);
    line-height: 1.25;
    margin-bottom: 20px;
}
.about-title span { color: var(--gold); }
.about-desc {
    font-size: 18px;
    color: var(--text2);
    line-height: 1.9;
    margin-bottom: 32px;
}
.about-features {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
    margin-bottom: 36px;
}
.about-feature {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    padding: 16px;
    background: var(--bg3);
    border-radius: var(--radius);
    border: 1px solid var(--border2);
    transition: var(--transition);
}
.about-feature:hover {
    border-color: var(--border);
    background: var(--bg4);
    transform: translateY(-2px);
}
.about-feature-icon {
    width: 40px; height: 40px;
    background: var(--gold3);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--gold);
    flex-shrink: 0;
}
.about-feature-icon svg { width: 20px; height: 20px; }
.about-feature-title { font-size: 16px; font-weight: 600; color: var(--text); margin-bottom: 4px; }
.about-feature-desc { font-size: 15px; color: var(--text2); }

/* ===== PRODUCTS SECTION ===== */
.products { background: var(--bg2); }
.products-tabs {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
    margin-bottom: 48px;
    justify-content: center;
}
.products-tab {
    padding: 9px 20px;
    border-radius: 50px;
    font-size: 13px;
    font-weight: 500;
    color: var(--text2);
    border: 1px solid var(--border2);
    background: transparent;
    cursor: pointer;
    transition: var(--transition);
}
.products-tab:hover,
.products-tab.active {
    background: var(--gold);
    color: #0b0e1a;
    border-color: var(--gold);
    font-weight: 600;
}
.products-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}
.product-card {
    background: var(--bg3);
    border-radius: var(--radius2);
    border: 1px solid var(--border2);
    overflow: hidden;
    transition: var(--transition);
    display: flex;
    flex-direction: column;
    cursor: pointer;
    text-decoration: none;
    color: inherit;
    position: relative;
}
.product-card::before {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: var(--radius2);
    border: 1px solid transparent;
    transition: border-color .35s;
    pointer-events: none;
    z-index: 1;
}
.product-card:hover::before { border-color: var(--gold); }
.product-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 20px 50px rgba(26,34,64,.14), 0 0 0 1px var(--border);
    background: var(--bg4);
}
.product-card-img {
    aspect-ratio: 4/3;
    overflow: hidden;
    background: var(--bg2);
    position: relative;
}
.product-card-img img {
    width: 100%; height: 100%;
    object-fit: cover;
    transition: transform .5s ease;
}
.product-card:hover .product-card-img img { transform: scale(1.08); }
.product-card-badge {
    position: absolute;
    top: 12px; left: 12px;
    background: var(--gold);
    color: #0b0e1a;
    font-size: 10px;
    font-weight: 700;
    padding: 3px 10px;
    border-radius: 30px;
    letter-spacing: .5px;
    z-index: 2;
}
.product-card-body { padding: 20px; flex: 1; display: flex; flex-direction: column; }
.product-card-cat {
    font-size: 13px;
    font-weight: 600;
    letter-spacing: 2px;
    text-transform: uppercase;
    color: var(--gold);
    margin-bottom: 8px;
    display: flex;
    align-items: center;
    gap: 6px;
}
.product-card-cat::before {
    content: '';
    display: inline-block;
    width: 16px; height: 1.5px;
    background: var(--gold);
}
.product-card-title {
    font-size: 16px;
    font-weight: 600;
    color: var(--text);
    line-height: 1.5;
    margin-bottom: 10px;
    flex: 1;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}
.product-card-desc {
    font-size: 15px;
    color: var(--text2);
    line-height: 1.6;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    margin-bottom: 16px;
}
.product-card-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-top: 14px;
    border-top: 1px solid var(--border2);
    margin-top: auto;
}
.product-card-link {
    font-size: 12px;
    font-weight: 600;
    color: var(--gold);
    display: flex;
    align-items: center;
    gap: 5px;
    transition: gap .25s;
}
.product-card:hover .product-card-link { gap: 8px; }
.product-card-link svg { width: 14px; height: 14px; }

/* ===== CATEGORIES SECTION ===== */
.categories { background: var(--bg); }
.categories-grid {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    gap: 16px;
}
.cat-card {
    background: var(--bg2);
    border: 1px solid var(--border2);
    border-radius: var(--radius);
    padding: 24px 16px;
    text-align: center;
    transition: var(--transition);
    cursor: pointer;
    text-decoration: none;
    color: inherit;
    display: block;
}
.cat-card:hover {
    border-color: var(--gold);
    background: var(--bg3);
    transform: translateY(-4px);
    box-shadow: var(--shadow2);
}
.cat-card-icon {
    width: 56px; height: 56px;
    background: var(--bg3);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 14px;
    transition: background .3s;
    overflow: hidden;
}
.cat-card:hover .cat-card-icon { background: var(--gold3); }
.cat-card-icon img { width: 36px; height: 36px; object-fit: contain; }
.cat-card-icon svg { width: 28px; height: 28px; color: var(--gold); }
.cat-card-name {
    font-size: 15px;
    font-weight: 600;
    color: var(--text3);
    line-height: 1.4;
    transition: color .3s;
}
.cat-card:hover .cat-card-name { color: var(--gold); }

/* ===== AFTER-SALES ===== */
.aftersale-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 28px;
}
.aftersale-card {
    background: var(--bg3);
    border: 1px solid var(--border2);
    border-radius: var(--radius2);
    padding: 36px 28px;
    text-align: center;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}
.aftersale-card::after {
    content: '';
    position: absolute;
    top: 0; left: 0;
    width: 100%; height: 3px;
    background: linear-gradient(90deg, var(--gold), var(--gold2));
    transform: scaleX(0);
    transform-origin: left;
    transition: var(--transition);
}
.aftersale-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow2);
    border-color: var(--border);
}
.aftersale-card:hover::after { transform: scaleX(1); }
.aftersale-icon {
    width: 64px; height: 64px;
    margin: 0 auto 20px;
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gold3);
    color: var(--gold);
    transition: var(--transition);
}
.aftersale-card:hover .aftersale-icon {
    background: var(--gold);
    color: #fff;
}
.aftersale-tag {
    font-size: 20px;
    font-weight: 800;
    color: var(--gold);
    letter-spacing: .5px;
    margin-bottom: 6px;
}
.aftersale-title {
    font-size: 17px;
    font-weight: 700;
    color: var(--text);
    margin-bottom: 12px;
}
.aftersale-desc {
    font-size: 13.5px;
    line-height: 1.75;
    color: var(--text2);
}
@media (max-width: 980px) {
    .aftersale-grid { grid-template-columns: repeat(2, 1fr); gap: 18px; }
}
@media (max-width: 560px) {
    .aftersale-grid { grid-template-columns: 1fr; }
}

/* ===== ADVANTAGES ===== */
.advantages { background: var(--bg2); }
.advantages-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 28px;
}
.adv-card {
    background: var(--bg3);
    border: 1px solid var(--border2);
    border-radius: var(--radius2);
    padding: 36px 28px;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}
.adv-card::after {
    content: '';
    position: absolute;
    bottom: 0; left: 0;
    width: 100%; height: 3px;
    background: linear-gradient(90deg, var(--gold), transparent);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform .4s ease;
}
.adv-card:hover::after { transform: scaleX(1); }
.adv-card:hover {
    border-color: var(--border);
    transform: translateY(-6px);
    box-shadow: var(--shadow);
    background: var(--bg4);
}
.adv-num {
    font-size: 60px;
    font-weight: 800;
    color: rgba(201,160,59,.08);
    line-height: 1;
    margin-bottom: -20px;
    letter-spacing: -2px;
}
.adv-icon {
    width: 60px; height: 60px;
    background: var(--gold3);
    border-radius: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 22px;
    color: var(--gold);
    transition: transform .3s;
}
.adv-card:hover .adv-icon { transform: rotate(-5deg) scale(1.05); }
.adv-icon svg { width: 28px; height: 28px; }
.adv-title {
    font-size: 18px;
    font-weight: 700;
    color: var(--text);
    margin-bottom: 12px;
}
.adv-desc {
    font-size: 18px;
    color: var(--text2);
    line-height: 1.8;
}

/* ===== CLIENTS ===== */
.clients-logo-wrap {
    text-align: center;
}
.clients-logo-img {
    max-width: 100%;
    width: 900px;
    margin: 0 auto;
    border-radius: var(--radius2);
    box-shadow: var(--shadow2);
    border: 1px solid var(--border2);
}
.clients-note {
    font-size: 12px;
    color: var(--text2);
    margin-top: 16px;
    letter-spacing: .5px;
}
/* Legacy grid (kept for fallback) */
.clients-grid {
    display: grid;
    grid-template-columns: repeat(6, 1fr);
    gap: 16px;
    margin-top: 8px;
}
.client-badge {
    background: var(--bg3);
    border: 1px solid var(--border2);
    border-radius: 12px;
    padding: 20px 12px;
    text-align: center;
    transition: all .3s;
    cursor: default;
    box-shadow: 0 2px 10px rgba(26,34,64,.06);
}
.client-badge:hover {
    border-color: var(--border);
    background: #fff;
    transform: translateY(-3px);
    box-shadow: 0 8px 24px rgba(26,34,64,.12);
}
.client-cn { font-size: 15px; font-weight: 700; color: var(--text); margin-bottom: 4px; }
.client-en { font-size: 11px; color: var(--text2); letter-spacing: .5px; }
@media (max-width: 992px) { .clients-grid { grid-template-columns: repeat(4, 1fr); } }
@media (max-width: 640px) { .clients-grid { grid-template-columns: repeat(3, 1fr); gap: 10px; } .client-badge { padding: 14px 8px; } .client-cn { font-size: 13px; } }

/* ===== FACTORY ENVIRONMENT ===== */
.factory-env-grid {
    display: grid;
    grid-template-columns: 1.5fr 1fr;
    gap: 20px;
    align-items: stretch;
}
.factory-env-main, .factory-env-item {
    border-radius: var(--radius2);
    overflow: hidden;
    position: relative;
    box-shadow: var(--shadow2);
}
.factory-env-main { min-height: 400px; }
.factory-env-main img, .factory-env-item img {
    width: 100%; height: 100%;
    object-fit: cover;
    display: block;
    transition: transform .5s ease;
}
.factory-env-main:hover img, .factory-env-item:hover img { transform: scale(1.04); }
.factory-env-side {
    display: flex;
    flex-direction: column;
    gap: 20px;
}
.factory-env-item { flex: 1; min-height: 180px; }
.factory-env-label {
    position: absolute;
    bottom: 0; left: 0; right: 0;
    background: linear-gradient(to top, rgba(10,15,35,.75), transparent);
    color: #fff;
    font-size: 13px;
    font-weight: 500;
    padding: 24px 18px 14px;
    letter-spacing: .3px;
}
@media (max-width: 768px) {
    .factory-env-grid { grid-template-columns: 1fr; }
    .factory-env-main { min-height: 240px; }
    .factory-env-side { flex-direction: row; }
    .factory-env-item { min-height: 150px; }
}

/* ===== SOLUTIONS / APPLICATIONS ===== */
.solutions { background: var(--bg); }
.solutions-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}
.solution-card {
    border-radius: var(--radius2);
    overflow: hidden;
    position: relative;
    aspect-ratio: 4/3;
    cursor: pointer;
    background: var(--bg3);
}
.solution-card img {
    width: 100%; height: 100%;
    object-fit: cover;
    transition: transform .6s ease;
    filter: brightness(.5);
}
.solution-card:hover img {
    transform: scale(1.08);
    filter: brightness(.35);
}
.solution-card-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(11,14,26,.9) 0%, transparent 60%);
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    padding: 28px;
}
.solution-card-icon {
    width: 48px; height: 48px;
    background: var(--gold);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 12px;
    color: #0b0e1a;
    transform: translateY(8px);
    opacity: 0;
    transition: all .35s ease;
}
.solution-card:hover .solution-card-icon {
    transform: translateY(0);
    opacity: 1;
}
.solution-card-icon svg { width: 24px; height: 24px; }
.solution-card-name {
    font-size: 20px;
    font-weight: 700;
    color: #fff;
    margin-bottom: 8px;
}
.solution-card-desc {
    font-size: 13px;
    color: rgba(255,255,255,.6);
    line-height: 1.6;
    transform: translateY(8px);
    opacity: 0;
    transition: all .35s .05s ease;
}
.solution-card:hover .solution-card-desc {
    transform: translateY(0);
    opacity: 1;
}

/* ===== PROCESS ===== */
.process { background: var(--bg2); }
.process-steps {
    display: flex;
    align-items: flex-start;
    gap: 0;
    position: relative;
}
.process-steps::before {
    content: '';
    position: absolute;
    top: 36px;
    left: 36px;
    right: 36px;
    height: 1px;
    background: linear-gradient(90deg, var(--gold), rgba(201,160,59,.1), var(--gold), rgba(201,160,59,.1));
    z-index: 0;
}
.process-step {
    flex: 1;
    text-align: center;
    padding: 0 16px;
    position: relative;
    z-index: 1;
}
.process-step-num {
    width: 72px; height: 72px;
    background: linear-gradient(135deg, var(--gold), #7a5a1a);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    font-weight: 800;
    color: #0b0e1a;
    margin: 0 auto 20px;
    box-shadow: 0 0 0 8px var(--gold3), var(--shadow2);
    transition: transform .3s;
}
.process-step:hover .process-step-num { transform: scale(1.08); }
.process-step-title {
    font-size: 16px;
    font-weight: 700;
    color: var(--text);
    margin-bottom: 10px;
}
.process-step-desc {
    font-size: 14px;
    color: var(--text2);
    line-height: 1.85;
}

/* ===== STATS BAND ===== */
.stats-band {
    background: linear-gradient(135deg, #151c35 0%, #1d2848 50%, #151c35 100%);
    border-top: 1px solid rgba(201,160,59,.15);
    border-bottom: 1px solid rgba(201,160,59,.15);
    padding: 80px 0;
    position: relative;
    overflow: hidden;
}
.stats-band::before {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(ellipse 80% 60% at 50% 50%, rgba(201,160,59,.04) 0%, transparent 70%);
}
.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 0;
    position: relative;
}
.stat-item {
    text-align: center;
    padding: 24px;
    border-right: 1px solid var(--border2);
    position: relative;
}
.stat-item:last-child { border-right: none; }
.stat-item::after {
    content: '';
    position: absolute;
    bottom: 0; left: 50%;
    transform: translateX(-50%);
    width: 40px; height: 2px;
    background: var(--gold);
    opacity: 0;
    transition: opacity .3s;
}
.stat-item:hover::after { opacity: 1; }
.stat-num {
    font-size: clamp(40px, 5vw, 64px);
    font-weight: 800;
    background: linear-gradient(135deg, var(--gold2), var(--gold));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1;
    margin-bottom: 12px;
}
.stat-num sup { font-size: 50%; }
.stat-label {
    font-size: 15px;
    color: var(--text2);
    font-weight: 500;
    margin-bottom: 4px;
}
.stat-sublabel { font-size: 12px; color: var(--text2); opacity: .6; }

/* ===== NEWS ===== */
.news { background: var(--bg); }
.news-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 28px;
}
.news-card {
    background: var(--bg2);
    border: 1px solid var(--border2);
    border-radius: var(--radius2);
    overflow: hidden;
    transition: var(--transition);
    text-decoration: none;
    color: inherit;
    display: flex;
    flex-direction: column;
}
.news-card:hover {
    transform: translateY(-5px);
    border-color: var(--border);
    box-shadow: var(--shadow);
}
.news-card-img {
    aspect-ratio: 16/9;
    overflow: hidden;
    background: var(--bg3);
    position: relative;
}
.news-card-img img {
    width: 100%; height: 100%;
    object-fit: cover;
    transition: transform .5s ease;
}
.news-card:hover .news-card-img img { transform: scale(1.06); }
.news-card-date-badge {
    position: absolute;
    bottom: 0; left: 0;
    background: var(--gold);
    color: #0b0e1a;
    font-size: 12px;
    font-weight: 700;
    padding: 6px 14px;
    border-radius: 0 12px 0 0;
}
.news-card-body { padding: 24px; flex: 1; display: flex; flex-direction: column; }
.news-card-tag {
    font-size: 13px;
    font-weight: 600;
    letter-spacing: 2px;
    text-transform: uppercase;
    color: var(--gold);
    margin-bottom: 10px;
}
.news-card-title {
    font-size: 19px;
    font-weight: 700;
    color: var(--text);
    line-height: 1.5;
    margin-bottom: 12px;
    flex: 1;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    transition: color .3s;
}
.news-card:hover .news-card-title { color: var(--gold); }
.news-card-summary {
    font-size: 16px;
    color: var(--text2);
    line-height: 1.85;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
    margin-bottom: 20px;
}
.news-card-meta {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-top: 16px;
    border-top: 1px solid var(--border2);
    font-size: 12px;
    color: var(--text2);
}
.news-card-more {
    color: var(--gold);
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 4px;
}

/* ===== CONTACT CTA ===== */
.cta-band {
    background: linear-gradient(135deg, #111a30 0%, #1a2540 50%, #0d1525 100%);
    padding: 100px 0;
    position: relative;
    overflow: hidden;
    border-top: 1px solid var(--border2);
}
.cta-band::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 600px; height: 600px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(201,160,59,.06) 0%, transparent 70%);
}
.cta-inner {
    position: relative;
    z-index: 1;
    text-align: center;
    max-width: 720px;
    margin: 0 auto;
}
.cta-title {
    font-size: clamp(28px, 4vw, 48px);
    font-weight: 800;
    color: #fff;
    margin-bottom: 16px;
    line-height: 1.2;
}
.cta-title span { color: var(--gold); }
.cta-desc {
    font-size: 16px;
    color: var(--text2);
    margin-bottom: 48px;
    line-height: 1.85;
}
.cta-contacts {
    display: flex;
    gap: 32px;
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: 44px;
}
.cta-contact-item {
    display: flex;
    align-items: center;
    gap: 12px;
}
.cta-contact-icon {
    width: 44px; height: 44px;
    background: var(--gold3);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--gold);
    flex-shrink: 0;
}
.cta-contact-icon svg { width: 20px; height: 20px; }
.cta-contact-label { font-size: 11px; color: var(--text2); margin-bottom: 2px; }
.cta-contact-value { font-size: 16px; font-weight: 700; color: #fff; }
.cta-actions { display: flex; gap: 16px; justify-content: center; }

/* ===== FOOTER ===== */
.footer {
    background: #060810;
    border-top: 1px solid var(--border2);
    padding: 80px 0 0;
}
.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1.5fr;
    gap: 60px;
    padding-bottom: 60px;
    border-bottom: 1px solid var(--border2);
}
.footer-brand {}
.footer-logo {
    display: flex;
    align-items: center;
    gap: 14px;
    margin-bottom: 20px;
}
.footer-logo-icon {
    width: 48px; height: 48px;
    background: linear-gradient(135deg, var(--gold), #7a5a1a);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 22px;
    font-weight: 800;
    color: #0b0e1a;
}
.footer-logo-text .cn { font-size: 16px; font-weight: 700; color: #fff; display: block; }
.footer-logo-text .en { font-size: 10px; color: var(--text2); letter-spacing: .5px; }
.footer-brand-desc {
    font-size: 14px;
    color: var(--text2);
    line-height: 1.8;
    margin-bottom: 24px;
    max-width: 280px;
}
.footer-social {
    display: flex;
    gap: 10px;
}
.footer-social-btn {
    width: 38px; height: 38px;
    background: var(--bg3);
    border: 1px solid var(--border2);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text2);
    transition: var(--transition);
}
.footer-social-btn:hover {
    background: var(--gold);
    border-color: var(--gold);
    color: #0b0e1a;
    transform: translateY(-2px);
}
.footer-social-btn svg { width: 16px; height: 16px; }
.footer-col-title {
    font-size: 15px;
    font-weight: 700;
    color: #fff;
    margin-bottom: 20px;
    padding-bottom: 12px;
    border-bottom: 1px solid var(--border2);
    display: flex;
    align-items: center;
    gap: 8px;
}
.footer-col-title::before {
    content: '';
    display: inline-block;
    width: 3px; height: 14px;
    background: var(--gold);
    border-radius: 2px;
}
.footer-links { display: flex; flex-direction: column; gap: 10px; }
.footer-links a {
    font-size: 14px;
    color: var(--text2);
    transition: color .3s;
    display: flex;
    align-items: center;
    gap: 6px;
}
.footer-links a::before {
    content: '';
    display: inline-block;
    width: 4px; height: 4px;
    border-radius: 50%;
    background: var(--text2);
    transition: background .3s;
}
.footer-links a:hover { color: var(--gold); }
.footer-links a:hover::before { background: var(--gold); }
.footer-contact-list { display: flex; flex-direction: column; gap: 14px; }
.footer-contact-item {
    display: flex;
    align-items: flex-start;
    gap: 12px;
}
.footer-contact-icon {
    width: 32px; height: 32px;
    background: var(--gold3);
    border-radius: 7px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--gold);
    flex-shrink: 0;
    margin-top: 1px;
}
.footer-contact-icon svg { width: 15px; height: 15px; }
.footer-contact-label { font-size: 13px; color: var(--text2); margin-bottom: 2px; }
.footer-contact-value { font-size: 16px; color: var(--text3); font-weight: 500; }
.footer-bottom {
    padding: 24px 0;
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 12px;
}
.footer-copyright { font-size: 12px; color: var(--text2); }
.footer-icp { font-size: 12px; color: var(--text2); display: flex; align-items: center; gap: 16px; flex-wrap: wrap; }
.footer-icp a { color: var(--text2); transition: color .3s; }
.footer-icp a:hover { color: var(--gold); }
.footer-techsupport { color: var(--text2); }
.footer-techsupport a { color: var(--text2); transition: color .3s; }
.footer-techsupport a:hover { color: var(--gold); }

/* ===== PAGE HERO ===== */
.page-hero {
    padding: 160px 0 80px;
    background: linear-gradient(135deg, #131b32 0%, #1d2848 60%, #131b32 100%);
    position: relative;
    overflow: hidden;
    text-align: center;
}
.page-hero::before {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(ellipse 60% 80% at 50% 0%, rgba(201,160,59,.05) 0%, transparent 70%);
}
.page-hero-breadcrumb {
    display: flex;
    align-items: center;
    gap: 8px;
    justify-content: center;
    font-size: 13px;
    color: var(--text2);
    margin-bottom: 20px;
    position: relative;
}
.page-hero-breadcrumb a { color: var(--text2); transition: color .3s; }
.page-hero-breadcrumb a:hover { color: var(--gold); }
.page-hero-breadcrumb span { color: var(--text2); opacity: .4; }
.page-hero-title {
    font-size: clamp(30px, 4vw, 52px);
    font-weight: 800;
    color: #fff;
    position: relative;
    margin-bottom: 16px;
}
.page-hero-desc {
    font-size: 16px;
    color: var(--text2);
    max-width: 600px;
    margin: 0 auto;
    position: relative;
}

/* ===== CONTACT PAGE ===== */
.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1.4fr;
    gap: 40px;
    align-items: stretch;
}
.contact-info-card {
    position: relative;
    overflow: hidden;
    background: linear-gradient(145deg, #151c35 0%, #1d2848 100%);
    border: 1px solid rgba(201,160,59,.22);
    border-radius: var(--radius2);
    padding: 44px 40px;
    display: flex;
    flex-direction: column;
    box-shadow: 0 24px 60px rgba(26,34,64,.18);
    /* local dark overrides */
    --text: #e0e8f8;
    --text2: #9baad2;
    --text3: #c0cce8;
    --border2: rgba(255,255,255,.09);
    --gold3: rgba(201,160,59,.15);
}
.contact-info-card::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--gold), var(--gold2));
}
.contact-info-title { font-size: 22px; font-weight: 700; color: var(--text); margin-bottom: 8px; }
.contact-info-subtitle { font-size: 14px; color: var(--text2); margin-bottom: 32px; }
.contact-info-items { display: flex; flex-direction: column; gap: 22px; margin-bottom: 36px; flex: 1; justify-content: space-between; }
.contact-card-eyebrow {
    display: inline-flex; align-items: center; gap: 8px;
    font-size: 12px; font-weight: 700; letter-spacing: 2px;
    color: var(--gold); text-transform: uppercase; margin-bottom: 14px;
}
.contact-card-eyebrow::before { content: ''; width: 24px; height: 2px; background: var(--gold); }
.contact-info-item {
    display: flex;
    align-items: flex-start;
    gap: 16px;
}
.contact-info-icon {
    width: 48px; height: 48px;
    background: var(--gold3);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--gold);
    flex-shrink: 0;
}
.contact-info-icon svg { width: 22px; height: 22px; }
.contact-info-label { font-size: 13px; color: var(--text2); margin-bottom: 4px; letter-spacing: .5px; }
.contact-info-value { font-size: 18px; color: var(--text); font-weight: 500; line-height: 1.5; }
.contact-map {
    width: 100%;
    aspect-ratio: 4/3;
    border-radius: var(--radius);
    overflow: hidden;
    background: var(--bg3);
    border: 1px solid var(--border2);
}
.contact-map iframe { width: 100%; height: 100%; border: 0; filter: invert(.88) hue-rotate(180deg) contrast(.9); }
/* QR code section */
.contact-qr-wrap {
    display: flex;
    gap: 20px;
    padding-top: 28px;
    border-top: 1px solid var(--border2);
    flex-wrap: wrap;
}
.contact-qr-item {
    flex: 1;
    min-width: 110px;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 10px;
}
.contact-qr-img {
    width: 120px; height: 120px;
    object-fit: cover;
    border-radius: var(--radius);
    border: 1px solid var(--border2);
    background: var(--bg3);
}
.contact-qr-label {
    font-size: 12px;
    color: var(--text2);
    display: flex;
    align-items: center;
    gap: 5px;
}
.contact-qr-placeholder {
    padding-top: 28px;
    margin-top: auto;
    border-top: 1px solid var(--border2);
    text-align: center;
    color: var(--text2);
}
/* Captcha field */
.captcha-field {
    display: flex;
    gap: 12px;
    align-items: center;
}
.captcha-input { flex: 1; }
.captcha-img-wrap {
    flex-shrink: 0;
    border-radius: 10px;
    overflow: hidden;
    cursor: pointer;
    border: 1px solid var(--border2);
    background: var(--bg3);
    transition: border-color .25s;
}
.captcha-img-wrap:hover { border-color: var(--gold); }
.captcha-img-wrap img { display: block; height: 66px; width: auto; }
.contact-form-card {
    position: relative;
    background: #ffffff;
    border: 1px solid rgba(26,34,64,.10);
    border-radius: var(--radius2);
    padding: 44px 40px;
    box-shadow: 0 24px 60px rgba(26,34,64,.12);
    display: flex;
    flex-direction: column;
    overflow: hidden;
}
.contact-form-card::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--gold), var(--gold2));
}
.contact-form-title { font-size: 24px; font-weight: 800; color: var(--text); margin-bottom: 8px; }
.contact-form-subtitle { font-size: 15px; color: var(--text2); margin-bottom: 32px; line-height: 1.6; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; margin-bottom: 20px; }
.form-group { margin-bottom: 22px; }
.form-group:last-child { margin-bottom: 0; }
.form-label {
    display: block;
    font-size: 15px;
    font-weight: 600;
    color: var(--text);
    margin-bottom: 10px;
}
.form-label span { color: var(--gold); }
.form-input, .form-select, .form-textarea {
    width: 100%;
    background: var(--bg);
    border: 1.5px solid rgba(26,34,64,.22);
    border-radius: var(--radius);
    padding: 14px 18px;
    font-size: 16px;
    color: var(--text);
    font-family: inherit;
    transition: var(--transition);
    outline: none;
    appearance: none;
}
.form-input:focus, .form-select:focus, .form-textarea:focus {
    border-color: var(--gold);
    box-shadow: 0 0 0 3px rgba(201,160,59,.12);
    background: #fff;
}
.form-input::placeholder,
.form-textarea::placeholder { color: var(--text2); opacity: .6; }
.form-textarea { resize: vertical; min-height: 140px; }
.form-select {
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%238898c0' stroke-width='2'%3E%3Cpolyline points='6 9 12 15 18 9'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 14px center;
    background-size: 18px;
    cursor: pointer;
}
.form-submit {
    width: 100%;
    padding: 16px;
    border-radius: 50px;
    font-size: 16px;
    font-weight: 700;
    background: linear-gradient(135deg, var(--gold), #a87d20);
    color: #0b0e1a;
    border: none;
    cursor: pointer;
    transition: var(--transition);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    margin-top: 32px;
}
.form-submit:hover {
    transform: translateY(-2px);
    box-shadow: 0 12px 40px rgba(201,160,59,.5);
}
.form-submit svg { width: 20px; height: 20px; }
.form-success {
    display: none;
    text-align: center;
    padding: 40px;
}
.form-success-icon {
    width: 70px; height: 70px;
    background: rgba(76,175,80,.15);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
    color: #4caf50;
}
.form-success-icon svg { width: 34px; height: 34px; }
.form-success h3 { font-size: 22px; font-weight: 700; color: #fff; margin-bottom: 10px; }
.form-success p { font-size: 14px; color: var(--text2); }

/* ===== ABOUT PAGE ===== */
.timeline { display: flex; flex-direction: column; gap: 0; }
.timeline-item {
    display: grid;
    grid-template-columns: 1fr 80px 1fr;
    gap: 24px;
    align-items: start;
}
.timeline-item:nth-child(even) .timeline-content { order: -1; text-align: right; }
.timeline-item:nth-child(even) .timeline-empty { order: 1; }
.timeline-center {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding-bottom: 40px;
}
.timeline-dot {
    width: 48px; height: 48px;
    background: var(--gold);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 14px;
    font-weight: 800;
    color: #0b0e1a;
    box-shadow: 0 0 0 8px var(--gold3);
    flex-shrink: 0;
    z-index: 1;
}
.timeline-line {
    flex: 1;
    width: 2px;
    background: linear-gradient(to bottom, var(--gold), rgba(201,160,59,.1));
    margin-top: 8px;
}
.timeline-content {
    padding: 24px;
    background: var(--bg2);
    border: 1px solid var(--border2);
    border-radius: var(--radius);
    margin-top: 8px;
    transition: var(--transition);
}
.timeline-content:hover {
    border-color: var(--border);
    transform: translateX(4px);
}
.timeline-item:nth-child(even) .timeline-content:hover {
    transform: translateX(-4px);
}
.timeline-year { font-size: 28px; font-weight: 800; color: var(--gold); margin-bottom: 8px; }
.timeline-title { font-size: 16px; font-weight: 700; color: #fff; margin-bottom: 8px; }
.timeline-desc { font-size: 13px; color: var(--text2); line-height: 1.85; }

/* ===== PRODUCT DETAIL ===== */
.product-detail-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: start;
}
.product-gallery {}
.product-main-img {
    aspect-ratio: 4/3;
    background: var(--bg2);
    border-radius: var(--radius2);
    overflow: hidden;
    margin-bottom: 16px;
    border: 1px solid var(--border2);
}
.product-main-img img {
    width: 100%; height: 100%;
    object-fit: cover;
}
.product-thumbs {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
}
.product-thumb {
    width: 80px; height: 60px;
    border-radius: 8px;
    overflow: hidden;
    border: 2px solid var(--border2);
    cursor: pointer;
    transition: border-color .25s;
    flex-shrink: 0;
}
.product-thumb.active,
.product-thumb:hover { border-color: var(--gold); }
.product-thumb img { width: 100%; height: 100%; object-fit: cover; }
.product-info-card {
    background: var(--bg2);
    border: 1px solid var(--border2);
    border-radius: var(--radius2);
    padding: 40px;
    position: sticky;
    top: 100px;
}
.product-cat-tag {
    display: inline-block;
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 2px;
    text-transform: uppercase;
    color: var(--gold);
    border: 1px solid var(--border);
    padding: 5px 14px;
    border-radius: 30px;
    background: var(--gold3);
    margin-bottom: 16px;
}
.product-detail-title {
    font-size: clamp(20px, 2.5vw, 28px);
    font-weight: 800;
    color: #fff;
    line-height: 1.3;
    margin-bottom: 16px;
}
.product-detail-desc {
    font-size: 14px;
    color: var(--text2);
    line-height: 1.8;
    padding-bottom: 24px;
    border-bottom: 1px solid var(--border2);
    margin-bottom: 24px;
}
.product-detail-actions { display: flex; gap: 12px; flex-wrap: wrap; }

/* ===== PRODUCTS LIST PAGE ===== */
.products-list-grid {
    display: grid;
    grid-template-columns: 240px 1fr;
    gap: 40px;
    align-items: start;
}
.products-sidebar {
    position: sticky;
    top: 100px;
}
.sidebar-card {
    background: var(--bg2);
    border: 1px solid var(--border2);
    border-radius: var(--radius2);
    overflow: hidden;
}
.sidebar-card-head {
    padding: 18px 20px;
    background: var(--bg3);
    border-bottom: 1px solid var(--border2);
    font-size: 14px;
    font-weight: 700;
    color: #fff;
    display: flex;
    align-items: center;
    gap: 8px;
}
.sidebar-card-head svg { width: 16px; height: 16px; color: var(--gold); }
.sidebar-cats {}
.sidebar-cat-link {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 13px 20px;
    font-size: 13px;
    color: var(--text2);
    border-bottom: 1px solid var(--border2);
    transition: var(--transition);
    text-decoration: none;
}
.sidebar-cat-link:last-child { border-bottom: none; }
.sidebar-cat-link:hover,
.sidebar-cat-link.active {
    color: var(--gold);
    background: var(--gold3);
    padding-left: 28px;
}
.sidebar-cat-count {
    background: var(--bg3);
    border-radius: 30px;
    padding: 2px 8px;
    font-size: 11px;
    color: var(--text2);
}
.sidebar-cat-link.active .sidebar-cat-count {
    background: var(--gold);
    color: #0b0e1a;
}
.products-main {}
.products-toolbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 24px;
    padding: 16px 20px;
    background: var(--bg2);
    border: 1px solid var(--border2);
    border-radius: var(--radius);
}
.products-count { font-size: 14px; color: var(--text2); }
.products-count strong { color: var(--gold); }
.products-list-grid-inner {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}
.pagination {
    display: flex;
    gap: 8px;
    justify-content: center;
    margin-top: 48px;
    flex-wrap: wrap;
}
.page-btn {
    width: 40px; height: 40px;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 13px;
    font-weight: 600;
    color: var(--text2);
    background: var(--bg2);
    border: 1px solid var(--border2);
    text-decoration: none;
    transition: var(--transition);
}
.page-btn:hover,
.page-btn.active {
    background: var(--gold);
    border-color: var(--gold);
    color: #0b0e1a;
}

/* ===== SCROLL ANIMATIONS ===== */
.reveal {
    opacity: 0;
    transform: translateY(52px);
    transition: opacity .82s cubic-bezier(.22,1,.36,1), transform .82s cubic-bezier(.22,1,.36,1);
    will-change: opacity, transform;
}
.reveal.visible { opacity: 1; transform: translateY(0); }

.reveal-left {
    opacity: 0;
    transform: translateX(-64px);
    transition: opacity .82s cubic-bezier(.22,1,.36,1), transform .82s cubic-bezier(.22,1,.36,1);
    will-change: opacity, transform;
}
.reveal-left.visible { opacity: 1; transform: translateX(0); }

.reveal-right {
    opacity: 0;
    transform: translateX(64px);
    transition: opacity .82s cubic-bezier(.22,1,.36,1), transform .82s cubic-bezier(.22,1,.36,1);
    will-change: opacity, transform;
}
.reveal-right.visible { opacity: 1; transform: translateX(0); }

/* Card-specific: add subtle scale for a "pop in" feel */
.adv-card.reveal,
.product-card.reveal,
.solution-card.reveal,
.news-card.reveal,
.cat-card.reveal {
    transform: translateY(40px) scale(.95);
}
.adv-card.reveal.visible,
.product-card.reveal.visible,
.solution-card.reveal.visible,
.news-card.reveal.visible,
.cat-card.reveal.visible {
    transform: translateY(0) scale(1);
}

.reveal-delay-1 { transition-delay: .08s; }
.reveal-delay-2 { transition-delay: .17s; }
.reveal-delay-3 { transition-delay: .26s; }
.reveal-delay-4 { transition-delay: .35s; }
.reveal-delay-5 { transition-delay: .44s; }
.reveal-delay-6 { transition-delay: .53s; }

/* ===== KEYFRAME ANIMATIONS ===== */
@keyframes fadeUp {
    from { opacity: 0; transform: translateY(24px); }
    to { opacity: 1; transform: translateY(0); }
}
@keyframes tickerRoll {
    0% { transform: translateX(0); }
    100% { transform: translateX(-50%); }
}
@keyframes heroScroll {
    0%, 100% { opacity: .5; transform: translateY(0); }
    50% { opacity: .8; transform: translateY(6px); }
}
@keyframes pulse {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: .7; transform: scale(1.05); }
}
@keyframes rotateSlow {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}
@keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-12px); }
}

/* ===== TOAST ===== */
.toast {
    position: fixed;
    bottom: 30px;
    right: 30px;
    z-index: 9999;
    background: var(--bg2);
    border: 1px solid var(--border2);
    border-radius: var(--radius);
    padding: 16px 24px;
    font-size: 14px;
    color: var(--text);
    box-shadow: var(--shadow);
    transform: translateY(100px);
    opacity: 0;
    transition: all .35s ease;
    display: flex;
    align-items: center;
    gap: 12px;
    max-width: 360px;
}
.toast.show { transform: translateY(0); opacity: 1; }
.toast-success { border-color: #4caf50; }
.toast-error { border-color: #f44336; }
.toast-icon { flex-shrink: 0; }
.toast-icon svg { width: 20px; height: 20px; }
.toast-success .toast-icon { color: #4caf50; }
.toast-error .toast-icon { color: #f44336; }

/* ===== LOADING ===== */
.page-loader {
    position: fixed;
    inset: 0;
    z-index: 9999;
    background: var(--bg);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-direction: column;
    gap: 20px;
    transition: opacity .5s ease;
}
.page-loader.hidden { opacity: 0; pointer-events: none; }
.loader-logo-img {
    height: 56px;
    width: auto;
    display: block;
}
.loader-bar {
    width: 200px; height: 2px;
    background: var(--bg3);
    border-radius: 2px;
    overflow: hidden;
}
.loader-bar-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--gold), var(--blue));
    border-radius: 2px;
    animation: loadBar 1.5s ease forwards;
}
@keyframes loadBar {
    from { width: 0; }
    to { width: 100%; }
}

/* ===== BACK TO TOP ===== */
.back-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 44px; height: 44px;
    background: var(--gold);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #0b0e1a;
    cursor: pointer;
    z-index: 100;
    opacity: 0;
    transform: translateY(20px);
    transition: all .35s ease;
    box-shadow: 0 8px 24px rgba(201,160,59,.4);
}
.back-top.visible { opacity: 1; transform: translateY(0); }
.back-top:hover { transform: translateY(-3px); box-shadow: 0 12px 30px rgba(201,160,59,.5); }
.back-top svg { width: 20px; height: 20px; }

/* ===== MISC ===== */
.gold-text { color: var(--gold); }
.text-center { text-align: center; }
.mt-auto { margin-top: auto; }
.hidden { display: none; }
.flex { display: flex; }
.items-center { align-items: center; }
.gap-2 { gap: 8px; }

/* ===== RESPONSIVE ===== */
@media (max-width: 1200px) {
    .products-grid { grid-template-columns: repeat(3, 1fr); }
    .categories-grid { grid-template-columns: repeat(4, 1fr); }
    .footer-grid { grid-template-columns: 1fr 1fr; gap: 40px; }
}

@media (max-width: 1024px) {
    .nav-links { display: none; }
    .nav-tel { display: none; }
    .nav-hamburger { display: flex; }
    .about-grid { grid-template-columns: 1fr; gap: 40px; }
    .about-image-badge { width: 120px; height: 120px; }
    .about-badge-num { font-size: 36px; }
    .advantages-grid { grid-template-columns: repeat(2, 1fr); }
    .solutions-grid { grid-template-columns: repeat(2, 1fr); }
    .contact-grid { grid-template-columns: 1fr; }
    .product-detail-grid { grid-template-columns: 1fr; }
    .products-list-grid { grid-template-columns: 1fr; }
    .products-sidebar { position: static; }
    .process-steps { flex-direction: column; }
    .process-steps::before { display: none; }
    .timeline-item { grid-template-columns: 1fr 60px 1fr; }
    .hero { min-height: 620px; }
}

@media (max-width: 768px) {
    .section { padding: 60px 0; }
    .section-sm { padding: 40px 0; }
    .container { padding: 0 16px; }
    .section-header { margin-bottom: 40px; }
    .section-title { font-size: clamp(22px, 6vw, 32px); }
    /* Hero */
    .hero {
        height: auto;
        min-height: calc(100svh - 0px);
        min-height: -webkit-fill-available;
        padding: 110px 0 60px;
    }
    .hero-container { flex-direction: column; gap: 32px; }
    .hero-float-card { width: 100%; max-width: 420px; animation: fadeUp .8s 1.1s both; }
    .hero-ring-1, .hero-ring-2, .hero-ring-3, .hero-gear { display: none; }
    .hero-title { font-size: clamp(28px, 7vw, 44px); }
    .hero-desc { font-size: 14px; margin-bottom: 32px; }
    .hero-stats {
        position: static;
        margin-top: 40px;
        padding: 0;
        background: none;
    }
    .hero-stats-inner { flex-direction: column; gap: 0; }
    .hero-stat { border-left: none; border-top: 1px solid var(--border2); padding: 14px 20px; }
    .hero-stat:first-child { border-top: none; }
    .hero-scroll { display: none; }
    /* Grids */
    .products-grid { grid-template-columns: repeat(2, 1fr); gap: 14px; }
    .categories-grid { grid-template-columns: repeat(3, 1fr); gap: 10px; }
    .advantages-grid { grid-template-columns: 1fr; gap: 16px; }
    .solutions-grid { grid-template-columns: 1fr; }
    .news-grid { grid-template-columns: 1fr; }
    .stats-grid { grid-template-columns: repeat(2, 1fr); }
    .stat-item { border-right: none; border-bottom: 1px solid var(--border2); }
    .stat-item:nth-child(odd) { border-right: 1px solid var(--border2); }
    /* Footer */
    .footer-grid { grid-template-columns: 1fr; gap: 28px; }
    /* CTA */
    .cta-actions { flex-direction: column; align-items: stretch; }
    .cta-contacts { flex-direction: column; gap: 16px; }
    /* Form */
    .form-row { grid-template-columns: 1fr; }
    .contact-form-card { padding: 24px 16px; }
    .contact-info-card { padding: 24px 16px; }
    /* Timeline */
    .timeline-item { grid-template-columns: 1fr; }
    .timeline-item .timeline-empty { display: none; }
    .timeline-center { display: none; }
    /* Products list */
    .products-list-grid-inner { grid-template-columns: repeat(2, 1fr); gap: 14px; }
    /* Product detail */
    .product-info-card { padding: 24px 16px; position: static; }
    .product-detail-actions { flex-direction: column; }
    .product-detail-actions .btn { width: 100%; justify-content: center; }
    /* Nav */
    .navbar { padding: 0 16px; }
    /* Page hero */
    .page-hero { padding: 100px 0 50px; }
    /* Buttons in hero */
    .hero-actions { gap: 12px; }
}

@media (max-width: 480px) {
    .container { padding: 0 14px; }
    .products-grid { grid-template-columns: 1fr; gap: 14px; }
    .categories-grid { grid-template-columns: repeat(2, 1fr); gap: 10px; }
    .products-list-grid-inner { grid-template-columns: 1fr; }
    .hero-actions { flex-direction: column; }
    .hero-actions .btn { width: 100%; justify-content: center; }
    .section-tag { font-size: 10px; letter-spacing: 2px; }
    /* Hide float card on very small screens */
    .hero-float-card { display: none; }
    .hero-certs { gap: 7px; }
    .hero-cert { font-size: 11px; padding: 4px 10px; }
    /* Touch-friendly: minimum tap target 44px */
    .btn { min-height: 44px; }
    .nav-hamburger { padding: 10px; }
    /* Product card */
    .product-card-body { padding: 16px; }
    /* Category card */
    .cat-name { font-size: 12px; }
    /* About badge */
    .about-image-badge { width: 90px; height: 90px; right: -10px; bottom: -10px; }
    .about-badge-num { font-size: 28px; }
    /* News card */
    .news-card-body { padding: 16px; }
    /* Products list */
    .products-toolbar { flex-direction: column; gap: 10px; align-items: flex-start; }
}

/* iOS safe area padding */
@supports (padding-bottom: env(safe-area-inset-bottom)) {
    .footer { padding-bottom: calc(20px + env(safe-area-inset-bottom)); }
}


/* ===== CLIENTS GRID ===== */
.clients-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
    gap: 12px;
}
.client-item {
    background: var(--bg3);
    border: 1px solid var(--border2);
    border-radius: var(--radius);
    padding: 14px 16px;
    text-align: center;
    font-size: 14px;
    font-weight: 600;
    color: var(--text);
    transition: var(--transition);
    cursor: default;
}
.client-item:hover {
    border-color: var(--gold);
    color: var(--gold);
    transform: translateY(-2px);
    box-shadow: var(--shadow2);
}

/* ===== CERT CARD ===== */
.cert-card {
    transition: var(--transition);
}
.cert-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow);
}

/* ===== LEXA-MIX PAGE HERO ===== */
.page-hero-lexa {
    background: linear-gradient(135deg, #0d3a52 0%, #1a5c7a 50%, #0d3a52 100%);
}
.page-hero-lexa::before {
    background: radial-gradient(ellipse 70% 80% at 50% 0%, rgba(201,160,59,.08) 0%, transparent 70%);
}

/* ===== PRODUCTS PAGE HERO (lighter) ===== */
.page-hero-light {
    background: linear-gradient(135deg, #dce4f0 0%, #e8edf6 60%, #d4dcea 100%) !important;
}
.page-hero-light,
.page-hero-light .page-hero-breadcrumb a,
.page-hero-light .page-hero-breadcrumb span,
.page-hero-light .page-hero-desc {
    color: var(--text2) !important;
}
.page-hero-light .page-hero-title { color: var(--text) !important; }
.page-hero-light::before {
    background: radial-gradient(ellipse 60% 80% at 50% 0%, rgba(13,92,120,.06) 0%, transparent 70%);
}

/* ===== ABOUT IMAGE CIRCULAR ===== */
.about-image-main img[style*="border-radius:50%"] {
    width: 100%;
    height: 100%;
    object-fit: cover;
}
.about-image-main:has(img[style*="border-radius:50%"]) {
    border-radius: 50%;
    overflow: hidden;
    aspect-ratio: 1 / 1;
}

@media (max-width: 768px) {
    .clients-grid { grid-template-columns: repeat(2, 1fr); }
}


/* ===== TYPOGRAPHY UPGRADES (大气版) ===== */
body { font-size: 18px; line-height: 1.85; }

/* Section spacing - more breathable */
.section { padding: 120px 0; }
.section-sm { padding: 80px 0; }
.section-header { margin-bottom: 80px; }
.section-desc { font-size: 19px; line-height: 2; color: var(--text2); }
.section-tag { font-size: 13px; letter-spacing: 3px; padding: 8px 22px; }

/* Footer - much more readable */
.footer { padding: 80px 0 0; }
.footer-brand-desc { font-size: 16px; line-height: 1.9; color: var(--text2); margin: 20px 0 28px; }
.footer-col-title { font-size: 16px; font-weight: 700; margin-bottom: 20px; }
.footer-links li { margin-bottom: 14px; }
.footer-links li a { font-size: 16px; color: var(--text2); }
.footer-links li a:hover { color: var(--gold); }
.footer-contact-label { font-size: 13px; line-height: 1.5; color: var(--text2); margin-bottom: 2px; }
.footer-contact-value { font-size: 16px; font-weight: 500; line-height: 1.5; }
.footer-contact-item { margin-bottom: 20px; gap: 14px; }
.footer-copyright { font-size: 14px; }
.footer-icp { font-size: 14px; }

/* About features - bigger */
.about-feature-title { font-size: 17px; font-weight: 700; margin-bottom: 4px; }
.about-feature-desc { font-size: 15px; line-height: 1.7; color: var(--text2); }
.about-feature { gap: 16px; margin-bottom: 20px; }
.about-desc { font-size: 17px; line-height: 1.95; margin-bottom: 20px; }

/* Product cards */
.product-card-cat { font-size: 14px; margin-bottom: 6px; }
.product-card-title { font-size: 18px; margin-bottom: 8px; font-weight: 700; }
.product-card-desc { font-size: 15px; line-height: 1.75; color: var(--text2); }

/* News cards */
.news-card-title { font-size: 20px; line-height: 1.5; margin-bottom: 10px; }
.news-card-summary { font-size: 16px; line-height: 1.8; color: var(--text2); }
.news-card-tag { font-size: 13px; }
.news-card-meta { font-size: 14px; }

/* Advantage cards */
.adv-title { font-size: 20px; font-weight: 700; margin-bottom: 12px; }
.adv-desc { font-size: 16px; line-height: 1.8; color: var(--text2); }

/* CTA band */
.cta-title { font-size: clamp(26px, 3.5vw, 46px); }
.cta-desc { font-size: 18px; line-height: 1.85; }
.cta-contact-label { font-size: 13px; }
.cta-contact-value { font-size: 18px; font-weight: 600; }

/* Hero desc */
.hero-desc { font-size: 17px; line-height: 1.9; }
.hero-stat-label { font-size: 14px; }

/* Client items */
.client-item { font-size: 15px; padding: 16px 18px; }

/* Page hero */
.page-hero-desc { font-size: 18px; line-height: 1.85; }

/* Ticker */
.ticker-item { font-size: 15px; }

/* Stat band */
.stat-label { font-size: 16px; }
.stat-sublabel { font-size: 14px; }

/* Nav */
.nav-links a { font-size: 16px; }
.nav-tel { font-size: 15px; }

/* =====================================================================
   THEME V3 — 以 LOGO 深蓝 (#004878) 为主题色，金色作点缀
   ===================================================================== */
:root {
    --navy:    #004878;   /* logo 主蓝 */
    --navy-d:  #00263f;   /* 最深 */
    --navy-d2: #001a2e;   /* 页脚 */
    --navy-l:  #0a5c93;   /* 较亮 */
    --blue:    #0a6aa8;
    --blue2:   #004878;
}

/* 深色区块统一改为 logo 深蓝渐变 */
.hero { background: var(--navy-d); }

/* 首页视频更清晰：提高视频不透明度 + 减淡遮罩（右侧露出视频，左侧保证文字对比） */
.hero-video { opacity: 1; }
.hero-overlay {
    background:
        linear-gradient(to right, rgba(0,30,52,.80) 0%, rgba(0,30,52,.45) 48%, rgba(0,30,52,.10) 100%),
        linear-gradient(180deg, rgba(0,30,52,.12) 0%, rgba(0,30,52,.58) 100%);
}
.ticker { background: var(--navy-d); border-top:1px solid rgba(201,160,59,.25); border-bottom:1px solid rgba(201,160,59,.25); }
.stats-band { background: linear-gradient(135deg, #003355 0%, var(--navy) 50%, #003355 100%); }
.cta-band { background: linear-gradient(135deg, #002a47 0%, var(--navy) 55%, #00233c 100%); }
.footer { background: var(--navy-d2); }
.page-hero { background: linear-gradient(135deg, #013a5e 0%, var(--navy) 60%, #013a5e 100%); }

/* 修复顶部 banner 浅色版“串色”（浅底+浅字）——统一为深蓝底白字 */
.page-hero-light { background: linear-gradient(135deg, #013a5e 0%, var(--navy) 60%, #013a5e 100%) !important; }
.page-hero-light,
.page-hero-light .page-hero-breadcrumb a,
.page-hero-light .page-hero-breadcrumb span,
.page-hero-light .page-hero-desc { color: var(--text2) !important; }
.page-hero-light .page-hero-title { color: #fff !important; }
.page-hero-light::before {
    background: radial-gradient(ellipse 60% 80% at 50% 0%, rgba(201,160,59,.06) 0%, transparent 70%);
}

/* 选型按钮/标签中的蓝色点缀跟随 logo 蓝 */
.products-tab.active, .products-tab:hover { /* 保持金色，不变 */ }

/* =====================================================================
   合作客户 LOGO 墙
   ===================================================================== */
.clients-logo-grid {
    display: grid;
    grid-template-columns: repeat(6, 1fr);
    gap: 16px;
}
.client-logo {
    background: #fff;
    border: 1px solid var(--border2);
    border-radius: 12px;
    aspect-ratio: 3 / 2;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 14px;
    transition: var(--transition);
    box-shadow: 0 2px 10px rgba(0,40,80,.05);
}
.client-logo img {
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
    filter: grayscale(100%);
    opacity: .82;
    transition: var(--transition);
}
.client-logo:hover { border-color: var(--gold); transform: translateY(-3px); box-shadow: 0 10px 26px rgba(0,40,80,.12); }
.client-logo:hover img { filter: none; opacity: 1; }
@media (max-width: 992px) { .clients-logo-grid { grid-template-columns: repeat(4, 1fr); } }
@media (max-width: 560px) { .clients-logo-grid { grid-template-columns: repeat(3, 1fr); gap: 10px; } .client-logo { padding: 10px; } }

/* =====================================================================
   资质荣誉 / 专利证书 轮播
   ===================================================================== */
.cert-carousel { position: relative; overflow: hidden; padding: 6px 0 18px; }
.cert-track {
    display: flex;
    width: max-content;
    animation: certScroll 40s linear infinite;
    will-change: transform;
}
.cert-carousel:hover .cert-track { animation-play-state: paused; }
@keyframes certScroll {
    from { transform: translateX(0); }
    to   { transform: translateX(-50%); }
}
@media (prefers-reduced-motion: reduce) { .cert-track { animation: none; } }
.cert-slide {
    flex: 0 0 auto;
    width: 230px;
    margin-right: 20px;
    background: var(--bg3);
    border: 1px solid var(--border2);
    border-radius: var(--radius);
    overflow: hidden;
    cursor: pointer;
    transition: var(--transition);
}
.cert-slide:hover { border-color: var(--gold); transform: translateY(-4px); box-shadow: var(--shadow2); }
.cert-slide-img { aspect-ratio: 4/3; overflow: hidden; background: #fff; }
.cert-slide-img.is-patent { aspect-ratio: 3/4; }
.cert-slide-img img { width: 100%; height: 100%; object-fit: contain; }
.cert-slide-cap { padding: 12px 14px; font-size: 13px; font-weight: 600; color: var(--text); text-align: center; line-height: 1.4; }
.cert-nav {
    position: absolute;
    top: 38%;
    width: 42px; height: 42px;
    border-radius: 50%;
    background: var(--navy);
    color: #fff;
    display: flex; align-items: center; justify-content: center;
    box-shadow: var(--shadow2);
    z-index: 3;
    transition: var(--transition);
}
.cert-nav:hover { background: var(--gold); color: var(--navy-d); }
.cert-nav.prev { left: -10px; }
.cert-nav.next { right: -10px; }
.cert-nav svg { width: 20px; height: 20px; }
@media (max-width: 600px) { .cert-slide { width: 180px; } .cert-nav { display: none; } }

/* =====================================================================
   售后电话 等联系项
   ===================================================================== */
.contact-info-value.is-aftersales { color: var(--gold); }

/* =====================================================================
   动态增强 V4 —— 更多滚动入场动画 + 微交互
   ===================================================================== */

/* 通用自动入场（JS 自动给元素加 .auto-reveal） */
.auto-reveal {
    opacity: 0;
    transform: translateY(34px);
    transition: opacity .7s cubic-bezier(.22,1,.36,1), transform .7s cubic-bezier(.22,1,.36,1);
    will-change: opacity, transform;
}
.auto-reveal.visible { opacity: 1; transform: none; }

/* 顶部滚动进度条 */
.scroll-progress {
    position: fixed; top: 0; left: 0;
    width: 100%; height: 3px;
    z-index: 2000; pointer-events: none; background: transparent;
}
.scroll-progress-bar {
    height: 100%; width: 0;
    background: linear-gradient(90deg, var(--gold), var(--gold2));
    box-shadow: 0 0 10px rgba(201,160,59,.6);
}

/* 标题下划线随区块入场生长 */
.section-line { transition: width .85s .15s cubic-bezier(.22,1,.36,1); }
.section-header.reveal .section-line { width: 0; }
.section-header.reveal.visible .section-line { width: 60px; }

/* 金色按钮高光扫光 */
.btn-gold::after {
    content: '';
    position: absolute; top: 0; left: -130%;
    width: 55%; height: 100%;
    background: linear-gradient(120deg, transparent, rgba(255,255,255,.5), transparent);
    transform: skewX(-20deg);
    transition: left .65s ease;
    pointer-events: none;
}
.btn-gold:hover::after { left: 150%; }

/* “年限”徽标轻微浮动 */
.about-image-badge { animation: floatY 5.5s ease-in-out infinite; }
@keyframes floatY { 0%,100% { transform: translateY(0); } 50% { transform: translateY(-9px); } }

/* 卡片图片入场轻微放大已有 hover；补充统计数字发光脉冲 */
.hero-stat-num, .stat-num { transition: text-shadow .4s; }
.stat-item:hover .stat-num { text-shadow: 0 0 22px rgba(201,160,59,.35); }

/* 产品/新闻卡片悬停时角标轻微弹动 */
.product-card:hover .product-card-badge,
.news-card:hover .news-card-date-badge { animation: badgePop .45s cubic-bezier(.34,1.56,.64,1); }
@keyframes badgePop { 0% { transform: scale(1); } 40% { transform: scale(1.12); } 100% { transform: scale(1); } }

/* 分类/优势图标悬停旋转放大（部分已有，统一补全） */
.cat-card:hover .cat-card-icon { transform: rotate(-6deg) scale(1.08); transition: transform .35s; }

/* 客户 logo 入场后轻微呼吸（仅悬停区分，避免噪声）——保持静态，hover 已处理 */

/* 链接箭头滑动（“查看更多”类） */
.news-card-more, .product-card-link { transition: gap .25s, transform .25s; }
.news-card:hover .news-card-more { transform: translateX(3px); }

/* 减少动态效果时全部关闭 */
@media (prefers-reduced-motion: reduce) {
    .auto-reveal { opacity: 1 !important; transform: none !important; transition: none !important; }
    .about-image-badge { animation: none; }
    .scroll-progress { display: none; }
}

/* =====================================================================
   内容折叠（点击展开更多）—— 合作客户等长板块
   ===================================================================== */
/* 折叠时仅显示前 18 个 logo（3 行 × 6 列） */
.clients-logo-grid.is-collapsed > .client-logo:nth-child(n+19) { display: none; }

.collapse-toggle { cursor: pointer; }
.collapse-toggle .ct-less { display: none; }
.collapse-toggle.expanded .ct-more { display: none; }
.collapse-toggle.expanded .ct-less { display: inline; }
.collapse-toggle .ct-icon { transition: transform .3s ease; }
.collapse-toggle.expanded .ct-icon { transform: rotate(180deg); }