/* =============================================
           RESET & VARIABLES
        ============================================= */
        *, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
:root {
            --red: #E8001D;
            --red-dark: #b5001a;
            --red-glow: rgba(232, 0, 29, 0.35);
            --dark: #070a10;
            --dark-2: #0d1018;
            --dark-3: #131825;
            --card: #161d2e;
            --card-2: #1c2438;
            --border: rgba(255,255,255,0.07);
            --border-red: rgba(232,0,29,0.3);
            --txt: #e8eaf6;
            --txt-2: #8892b0;
            --txt-3: #4a5375;
            --font: 'Noto Sans SC', 'Inter', sans-serif;
            --ease: cubic-bezier(0.16, 1, 0.3, 1);
            --r-sm: 10px;
            --r-md: 16px;
            --r-lg: 24px;
        }
html { scroll-behavior: smooth; }
body {
            font-family: var(--font);
            background: var(--dark);
            color: var(--txt);
            overflow-x: hidden;
            line-height: 1.6;
        }
/* =============================================
           SCROLLBAR
        ============================================= */
        ::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--dark-2); }
::-webkit-scrollbar-thumb { background: var(--red); border-radius: 3px; }
/* =============================================
           TYPOGRAPHY
        ============================================= */
        h1, h2, h3, h4 { font-weight: 700; letter-spacing: -0.02em; line-height: 1.2; }
.section-label {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(232,0,29,0.1);
            border: 1px solid var(--border-red);
            border-radius: 100px;
            padding: 6px 16px;
            font-size: 12px;
            font-weight: 600;
            color: var(--red);
            letter-spacing: 0.08em;
            text-transform: uppercase;
            margin-bottom: 16px;
        }
.section-label::before {
            content: '';
            width: 6px; height: 6px;
            border-radius: 50%;
            background: var(--red);
            box-shadow: 0 0 8px var(--red);
            animation: pulse 2s infinite;
        }
@keyframes pulse {
            0%, 100% { opacity: 1; transform: scale(1); }
            50% { opacity: 0.5; transform: scale(0.8); }
        }
.section-title {
            font-size: clamp(28px, 4vw, 44px);
            margin-bottom: 16px;
        }
.section-subtitle {
            font-size: 16px;
            color: var(--txt-2);
            max-width: 600px;
            line-height: 1.7;
        }
/* =============================================
           CONTAINER
        ============================================= */
        .container {
            width: 100%;
            max-width: 1240px;
            margin: 0 auto;
            padding: 0 24px;
        }
/* =============================================
           NAV
        ============================================= */
        #nav {
            position: fixed;
            top: 0; left: 0; right: 0;
            z-index: 1000;
            padding: 20px 0;
            transition: all 0.4s var(--ease);
        }
#nav.scrolled {
            padding: 12px 0;
            background: rgba(7, 10, 16, 0.85);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            border-bottom: 1px solid var(--border);
        }
.nav-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
        }
.nav-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            text-decoration: none;
        }
.nav-logo-icon {
            width: 38px; height: 38px;
            background: var(--red);
            border-radius: 10px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            color: white;
            box-shadow: 0 0 20px var(--red-glow);
        }
.nav-links {
            display: flex;
            align-items: center;
            gap: 4px;
            list-style: none;
        }
.nav-links a {
            text-decoration: none;
            color: var(--txt-2);
            font-size: 14px;
            font-weight: 500;
            padding: 8px 14px;
            border-radius: 8px;
            transition: all 0.25s;
        }
.nav-links a:hover {
            color: var(--txt);
            background: rgba(255,255,255,0.06);
        }
.nav-links a.active {
            color: var(--red);
        }
.nav-phone {
            display: flex;
            align-items: center;
            gap: 8px;
            background: rgba(232,0,29,0.08);
            border: 1px solid var(--border-red);
            border-radius: 10px;
            padding: 8px 16px;
            font-size: 13px;
            font-weight: 600;
            color: var(--red);
            text-decoration: none;
            transition: all 0.25s;
        }
.nav-phone:hover {
            background: rgba(232,0,29,0.15);
            box-shadow: 0 0 20px var(--red-glow);
        }
.nav-menu-btn {
            display: none;
            background: none;
            border: 1px solid var(--border);
            border-radius: 8px;
            color: var(--txt);
            font-size: 22px;
            padding: 6px 10px;
            cursor: pointer;
        }
/* Mobile Menu */
        .mobile-menu {
            position: fixed;
            inset: 0;
            background: rgba(7,10,16,0.97);
            backdrop-filter: blur(20px);
            z-index: 999;
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            gap: 8px;
            opacity: 0;
            pointer-events: none;
            transition: opacity 0.3s;
        }
.mobile-menu.open {
            opacity: 1;
            pointer-events: auto;
        }
.mobile-menu a {
            text-decoration: none;
            color: var(--txt);
            font-size: 24px;
            font-weight: 700;
            padding: 12px 40px;
            border-radius: 12px;
            transition: all 0.25s;
        }
.mobile-menu a:hover { color: var(--red); }
.mobile-menu-close {
            position: absolute;
            top: 24px; right: 24px;
            background: none;
            border: 1px solid var(--border);
            border-radius: 10px;
            color: var(--txt);
            font-size: 24px;
            padding: 8px 12px;
            cursor: pointer;
        }
/* =============================================
           HERO
        ============================================= */
        #hero {
            position: relative;
            min-height: 100vh;
            display: flex;
            align-items: center;
            overflow: hidden;
            background: radial-gradient(ellipse 80% 60% at 50% -10%, rgba(232,0,29,0.12) 0%, transparent 60%),
                        var(--dark);
        }
/* Hero background image */
        .hero-bg-img {
            position: absolute;
            inset: 0;
            background: url('../img/hero-bg.jpg') center bottom / cover no-repeat;
            opacity: 0.25;
            z-index: 0;
        }
/* Grid lines background */
        .hero-grid {
            position: absolute;
            inset: 0;
            background-image:
                linear-gradient(rgba(255,255,255,0.03) 1px, transparent 1px),
                linear-gradient(90deg, rgba(255,255,255,0.03) 1px, transparent 1px);
            background-size: 60px 60px;
        }
/* Glowing orb */
        .hero-orb {
            position: absolute;
            top: -100px; left: 50%;
            transform: translateX(-50%);
            width: 600px; height: 600px;
            background: radial-gradient(circle, rgba(232,0,29,0.08) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }
.hero-content {
            position: relative;
            z-index: 2;
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 60px;
            align-items: center;
            padding: 120px 0 80px;
        }
.hero-left {}
.hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(232,0,29,0.1);
            border: 1px solid var(--border-red);
            border-radius: 100px;
            padding: 6px 14px 6px 8px;
            font-size: 12px;
            color: var(--red);
            font-weight: 600;
            margin-bottom: 24px;
        }
.hero-badge-dot {
            width: 22px; height: 22px;
            background: var(--red);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 11px;
            color: white;
            flex-shrink: 0;
        }
.hero-h1 {
            font-size: clamp(36px, 5vw, 62px);
            line-height: 1.1;
            margin-bottom: 24px;
        }
.hero-h1 span {
            background: linear-gradient(135deg, var(--red) 0%, #ff6b35 100%);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }
.hero-desc {
            font-size: 16px;
            color: var(--txt-2);
            line-height: 1.8;
            margin-bottom: 40px;
            max-width: 500px;
        }
.hero-actions {
            display: flex;
            gap: 14px;
            flex-wrap: wrap;
            margin-bottom: 48px;
        }
.btn-primary {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: var(--red);
            color: white;
            text-decoration: none;
            font-weight: 700;
            font-size: 14px;
            padding: 14px 28px;
            border-radius: var(--r-sm);
            transition: all 0.25s var(--ease);
            box-shadow: 0 8px 30px var(--red-glow);
        }
.btn-primary:hover {
            background: var(--red-dark);
            transform: translateY(-2px);
            box-shadow: 0 12px 40px var(--red-glow);
        }
.btn-outline {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: transparent;
            color: var(--txt);
            text-decoration: none;
            font-weight: 600;
            font-size: 14px;
            padding: 14px 28px;
            border-radius: var(--r-sm);
            border: 1px solid var(--border);
            transition: all 0.25s var(--ease);
        }
.btn-outline:hover {
            border-color: rgba(255,255,255,0.2);
            background: rgba(255,255,255,0.05);
        }
.hero-stats {
            display: flex;
            gap: 32px;
        }
.hero-stat-num {
            font-size: 32px;
            font-weight: 900;
            color: var(--txt);
        }
.hero-stat-num span {
            color: var(--red);
        }
.hero-stat-label {
            font-size: 12px;
            color: var(--txt-3);
            margin-top: 2px;
        }
/* Hero right: device card */
        .hero-right {
            display: flex;
            align-items: center;
            justify-content: center;
        }
.device-showcase {
            position: relative;
            width: 100%;
            max-width: 460px;
        }
.device-card-main {
            background: var(--card);
            border: 1px solid var(--border);
            border-radius: var(--r-lg);
            padding: 40px;
            position: relative;
            overflow: hidden;
        }
.device-card-main::before {
            content: '';
            position: absolute;
            top: -50%; left: -50%;
            width: 200%; height: 200%;
            background: radial-gradient(circle at 60% 40%, rgba(232,0,29,0.06) 0%, transparent 60%);
            pointer-events: none;
        }
.device-model-name {
            font-size: 13px;
            color: var(--red);
            font-weight: 700;
            letter-spacing: 0.08em;
            margin-bottom: 8px;
        }
.device-product-name {
            font-size: 22px;
            font-weight: 800;
            margin-bottom: 4px;
        }
.device-desc {
            font-size: 13px;
            color: var(--txt-2);
            margin-bottom: 28px;
        }
/* OBD device SVG illustration */
        .device-visual {
            width: 100%;
            height: 160px;
            background: var(--dark-3);
            border-radius: var(--r-md);
            margin-bottom: 24px;
            display: flex;
            align-items: center;
            justify-content: center;
            position: relative;
            overflow: hidden;
        }
.device-visual svg {
            width: 120px;
            filter: drop-shadow(0 0 20px rgba(232,0,29,0.5));
        }
/* Animated signal rings */
        .signal-ring {
            position: absolute;
            border-radius: 50%;
            border: 1px solid var(--red-glow);
            animation: ring-expand 2.5s ease-out infinite;
        }
.signal-ring:nth-child(2) { animation-delay: 0.8s; }
.signal-ring:nth-child(3) { animation-delay: 1.6s; }
@keyframes ring-expand {
            0% { width: 50px; height: 50px; opacity: 0.6; }
            100% { width: 180px; height: 180px; opacity: 0; }
        }
.device-specs {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 10px;
        }
.spec-item {
            background: var(--dark-3);
            border-radius: var(--r-sm);
            padding: 10px 14px;
        }
.spec-label { font-size: 11px; color: var(--txt-3); margin-bottom: 4px; }
.spec-value { font-size: 13px; font-weight: 700; color: var(--txt); }
/* Floating badges */
        .float-badge {
            position: absolute;
            background: var(--card-2);
            border: 1px solid var(--border);
            border-radius: 12px;
            padding: 10px 16px;
            font-size: 12px;
            font-weight: 600;
            display: flex;
            align-items: center;
            gap: 8px;
            box-shadow: 0 20px 40px rgba(0,0,0,0.5);
            animation: float 3s ease-in-out infinite;
        }
@keyframes float {
            0%, 100% { transform: translateY(0); }
            50% { transform: translateY(-8px); }
        }
.float-badge.f1 { top: -24px; left: -20px; animation-delay: 0s; }
.float-badge.f2 { bottom: -20px; right: -20px; animation-delay: 1.5s; }
.float-badge i { color: var(--red); font-size: 16px; }
/* =============================================
           FEATURES (核心优势)
        ============================================= */
        .section {
            padding: 100px 0;
        }
.section-header {
            margin-bottom: 64px;
        }
.section-header.center {
            text-align: center;
        }
.section-header.center .section-subtitle {
            margin: 0 auto;
        }
.features-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }
.feature-card {
            background: var(--card);
            border: 1px solid var(--border);
            border-radius: var(--r-md);
            padding: 28px;
            transition: all 0.35s var(--ease);
            position: relative;
            overflow: hidden;
        }
.feature-card::before {
            content: '';
            position: absolute;
            bottom: 0; left: 0; right: 0;
            height: 2px;
            background: linear-gradient(90deg, transparent, var(--red), transparent);
            opacity: 0;
            transition: opacity 0.35s;
        }
.feature-card:hover {
            border-color: var(--border-red);
            transform: translateY(-6px);
            box-shadow: 0 20px 50px rgba(0,0,0,0.4), 0 0 0 1px rgba(232,0,29,0.1);
        }
.feature-card:hover::before {
            opacity: 1;
        }
.feature-icon {
            width: 52px; height: 52px;
            background: rgba(232,0,29,0.1);
            border: 1px solid var(--border-red);
            border-radius: var(--r-sm);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 24px;
            color: var(--red);
            margin-bottom: 20px;
        }
.feature-title {
            font-size: 16px;
            font-weight: 700;
            margin-bottom: 10px;
        }
.feature-desc {
            font-size: 13px;
            color: var(--txt-2);
            line-height: 1.7;
        }
/* =============================================
           WHY US (说服区)
        ============================================= */
        #why-us {
            background: var(--dark-2);
        }
.why-layout {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 80px;
            align-items: center;
        }
.why-img-wrapper {
            position: relative;
        }
.why-img-wrapper img {
            width: 100%;
            border-radius: var(--r-lg);
            object-fit: cover;
            height: 420px;
            filter: brightness(0.9);
        }
.why-img-overlay {
            position: absolute;
            inset: 0;
            border-radius: var(--r-lg);
            background: linear-gradient(135deg, rgba(232,0,29,0.1) 0%, transparent 60%);
        }
.why-img-badge {
            position: absolute;
            bottom: 24px;
            left: 24px;
            background: rgba(7,10,16,0.9);
            backdrop-filter: blur(10px);
            border: 1px solid var(--border);
            border-radius: var(--r-md);
            padding: 16px 20px;
        }
.why-img-badge-title {
            font-size: 22px;
            font-weight: 900;
            color: var(--red);
        }
.why-img-badge-sub {
            font-size: 12px;
            color: var(--txt-2);
            margin-top: 2px;
        }
.why-points {
            display: flex;
            flex-direction: column;
            gap: 20px;
            margin-top: 36px;
        }
.why-point {
            display: flex;
            gap: 16px;
            padding: 20px;
            background: var(--card);
            border: 1px solid var(--border);
            border-radius: var(--r-md);
            transition: all 0.25s;
        }
.why-point:hover {
            border-color: var(--border-red);
        }
.why-point-icon {
            width: 44px; height: 44px;
            min-width: 44px;
            background: rgba(232,0,29,0.1);
            border-radius: var(--r-sm);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--red);
            font-size: 20px;
        }
.why-point-title { font-size: 15px; font-weight: 700; margin-bottom: 4px; }
.why-point-desc { font-size: 13px; color: var(--txt-2); line-height: 1.6; }
/* =============================================
           PRODUCTS
        ============================================= */
        #products {
            background: var(--dark);
        }
.products-layout {
            display: flex;
            flex-direction: column;
            gap: 80px;
        }
.product-row {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 60px;
            align-items: center;
        }
.product-row.reverse .product-media { order: 2; }
.product-row.reverse .product-info { order: 1; }
.product-media {
            position: relative;
        }
.product-media img {
            width: 100%;
            border-radius: var(--r-lg);
            object-fit: cover;
            height: 360px;
        }
.product-media-overlay {
            position: absolute;
            inset: 0;
            border-radius: var(--r-lg);
            background: linear-gradient(135deg, rgba(232,0,29,0.05) 0%, transparent 50%);
        }
.product-model-tag {
            position: absolute;
            top: 20px; left: 20px;
            background: var(--red);
            color: white;
            font-size: 12px;
            font-weight: 800;
            padding: 6px 14px;
            border-radius: 100px;
            letter-spacing: 0.06em;
        }
.product-badge {
            position: absolute;
            bottom: 20px; right: 20px;
            background: rgba(7,10,16,0.9);
            backdrop-filter: blur(10px);
            border: 1px solid var(--border-red);
            border-radius: var(--r-md);
            padding: 12px 16px;
            text-align: center;
        }
.product-badge-num {
            font-size: 20px;
            font-weight: 900;
            color: var(--red);
        }
.product-badge-label {
            font-size: 11px;
            color: var(--txt-2);
            margin-top: 2px;
        }
.product-tag {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: rgba(232,0,29,0.1);
            border: 1px solid var(--border-red);
            border-radius: 100px;
            padding: 4px 14px;
            font-size: 12px;
            font-weight: 700;
            color: var(--red);
            margin-bottom: 16px;
        }
.product-name {
            font-size: clamp(24px, 3vw, 34px);
            margin-bottom: 8px;
        }
.product-subtitle {
            font-size: 14px;
            color: var(--txt-2);
            margin-bottom: 28px;
        }
.product-features {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 12px;
            margin-bottom: 32px;
        }
.product-features li {
            display: flex;
            align-items: flex-start;
            gap: 12px;
            font-size: 14px;
            color: var(--txt-2);
            line-height: 1.6;
        }
.product-features li .check {
            width: 22px; height: 22px;
            min-width: 22px;
            background: rgba(232,0,29,0.1);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--red);
            font-size: 12px;
            margin-top: 1px;
        }
.product-cta {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            color: var(--red);
            font-weight: 700;
            font-size: 14px;
            text-decoration: none;
            padding: 12px 24px;
            border: 1px solid var(--border-red);
            border-radius: var(--r-sm);
            transition: all 0.25s;
        }
.product-cta:hover {
            background: rgba(232,0,29,0.1);
            transform: translateX(4px);
        }
/* =============================================
           APPLICATION (应用场景)
        ============================================= */
        #application {
            background: var(--dark-2);
        }
.apps-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }
.app-card {
            background: var(--card);
            border: 1px solid var(--border);
            border-radius: var(--r-md);
            overflow: hidden;
            transition: all 0.35s var(--ease);
            cursor: pointer;
        }
.app-card:hover {
            border-color: var(--border-red);
            transform: translateY(-6px);
            box-shadow: 0 20px 50px rgba(0,0,0,0.4);
        }
.app-card-header {
            height: 340px;
            position: relative;
            overflow: hidden;
            background-size: cover;
            background-position: center;
        }
.app-card-header::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(10,20,40,.3) 0%, var(--card) 100%);
        }
.app-card-body {
            padding: 20px 24px 24px;
        }
.app-title {
            font-size: 16px;
            font-weight: 700;
            margin-bottom: 8px;
        }
.app-desc {
            font-size: 13px;
            color: var(--txt-2);
            line-height: 1.6;
        }
/* =============================================
           STATS
        ============================================= */
        #stats {
            background: var(--dark);
            padding: 80px 0;
        }
.stats-wrapper {
            background: var(--card);
            border: 1px solid var(--border);
            border-radius: var(--r-xl, 32px);
            padding: 60px;
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 40px;
            text-align: center;
            position: relative;
            overflow: hidden;
        }
.stats-wrapper::before {
            content: '';
            position: absolute;
            top: 0; left: 50%;
            transform: translateX(-50%);
            width: 60%; height: 2px;
            background: linear-gradient(90deg, transparent, var(--red), transparent);
        }
.stat-box {}
.stat-num {
            font-size: clamp(36px, 4vw, 52px);
            font-weight: 900;
            color: var(--red);
            margin-bottom: 8px;
        }
.stat-label {
            font-size: 14px;
            color: var(--txt-2);
        }
.stat-divider {
            position: absolute;
            width: 1px;
            height: 80px;
            background: var(--border);
            top: 50%;
            transform: translateY(-50%);
        }
/* =============================================
           NEWS
        ============================================= */
        #news {
            background: var(--dark-2);
        }
.news-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 32px;
        }
.news-grid .reveal {
            background: var(--card);
            border: 1px solid var(--border);
            border-radius: var(--r-md);
            overflow: hidden;
            transition: border-color .3s;
        }
.news-grid .reveal:hover { border-color: var(--red); }
.news-col-title {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 17px;
            font-weight: 700;
            padding: 22px 24px 16px;
            color: var(--txt);
        }
.news-col-title i { color: var(--red); font-size: 20px; }
.news-col-link {
            font-size: 13px;
            color: var(--txt-3);
            text-decoration: none;
            margin-left: auto;
            transition: color 0.2s;
            display: inline-flex;
            align-items: center;
            gap: 2px;
        }
.news-col-link:hover { color: var(--red); }
.news-col-link i { font-size: 14px !important; color: inherit !important; }
.news-list {
            list-style: none !important;
            display: flex !important;
            flex-direction: column !important;
            margin: 0 !important;
            padding: 0 0 24px 0 !important;
        }
.news-list li {
            list-style: none !important;
            display: flex !important;
            align-items: center;
            gap: 0;
            padding: 14px 28px !important;
            margin: 0 !important;
            cursor: pointer !important;
            color: var(--txt-2);
            font-size: 14px;
            line-height: 1.6;
            transition: all 0.25s;
            border-left: 2px solid transparent;
        }
.news-list li:hover {
            color: var(--red) !important;
            background: var(--dark-3) !important;
            border-left-color: var(--red);
        }
.news-list li i {
            min-width: 6px; width: 6px; height: 6px;
            border-radius: 50%;
            background: var(--txt-3);
            margin-right: 12px;
            transition: all 0.25s;
            flex-shrink: 0;
        }
.news-list li:hover i { background: var(--red); transform: scale(1.5); }
.news-list li span {
            float: none !important;
            margin-left: auto !important;
            margin-right: 0 !important;
            flex-shrink: 0;
            font-size: 13px;
            color: var(--txt-3);
            white-space: nowrap;
            font-variant-numeric: tabular-nums;
        }
.news-item:hover {
            color: var(--red);
            background: var(--dark-3);
        }
.news-item:hover .news-dot { background: var(--red); transform: scale(1.5); }
.news-dot {
            width: 6px; height: 6px;
            min-width: 6px;
            border-radius: 50%;
            background: var(--txt-3);
            transition: background 0.25s, transform 0.25s;
        }
.news-text { font-size: 14px; flex: 1; line-height: 1.5; }
.news-date {
            font-size: 12px;
            color: var(--txt-3);
            white-space: nowrap;
            font-variant-numeric: tabular-nums;
        }
/* =============================================
           FOOTER
        ============================================= */
        #footer {
            background: var(--dark-3);
            border-top: 1px solid var(--border);
        }
/* Friendly links */
        .footer-links-bar {
            background: var(--dark-2);
            padding: 14px 0;
            border-bottom: 1px solid var(--border);
        }
.footer-links-bar-inner {
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 6px;
            font-size: 12px;
        }
.footer-links-bar-label {
            color: var(--txt-3);
            font-weight: 600;
            margin-right: 4px;
        }
.footer-links-bar a {
            color: var(--txt-3);
            text-decoration: none;
            padding: 3px 10px;
            border-radius: 6px;
            transition: all 0.2s;
        }
.footer-links-bar a:hover {
            color: var(--txt-2);
            background: rgba(255,255,255,0.05);
        }
.footer-main {
            padding: 60px 0 40px;
        }
.footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1.5fr;
            gap: 48px;
        }
.footer-brand-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            margin-bottom: 16px;
        }
.footer-brand-icon {
            width: 36px; height: 36px;
            background: var(--red);
            border-radius: 10px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 16px;
            color: white;
        }
.footer-brand-name {
            font-size: 16px;
            font-weight: 800;
        }
.footer-about-text {
            font-size: 13px;
            color: var(--txt-3);
            line-height: 1.8;
            margin-bottom: 20px;
        }
.footer-col-title {
            font-size: 14px;
            font-weight: 700;
            margin-bottom: 20px;
            color: var(--txt);
        }
.footer-nav-list {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 10px;
        }
.footer-nav-list a {
            font-size: 13px;
            color: var(--txt-3);
            text-decoration: none;
            display: flex;
            align-items: center;
            gap: 6px;
            transition: all 0.2s;
        }
.footer-nav-list a:hover { color: var(--red); }
.footer-nav-list a i { font-size: 12px; }
.footer-contact-info {
            display: flex;
            flex-direction: column;
            gap: 14px;
        }
.footer-contact-row {
            display: flex;
            gap: 12px;
            font-size: 13px;
        }
.footer-contact-row i {
            color: var(--red);
            font-size: 16px;
            margin-top: 1px;
            flex-shrink: 0;
        }
.footer-contact-row-text { color: var(--txt-2); line-height: 1.7; }
.footer-phone-cta {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: var(--red);
            color: white;
            text-decoration: none;
            font-weight: 700;
            font-size: 14px;
            padding: 12px 20px;
            border-radius: var(--r-sm);
            margin-top: 4px;
            transition: all 0.25s;
        }
.footer-phone-cta:hover {
            background: var(--red-dark);
            box-shadow: 0 8px 24px var(--red-glow);
        }
.footer-bottom {
            border-top: 1px solid var(--border);
            padding: 20px 0;
        }
.footer-bottom-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 20px;
            font-size: 12px;
            color: var(--txt-3);
        }
.footer-bottom-links { display: flex; gap: 16px; }
.footer-bottom-links a { color: var(--txt-3); text-decoration: none; transition: color 0.2s; }
.footer-bottom-links a:hover { color: var(--txt-2); }
/* Back to top */
        #back-top {
            position: fixed;
            bottom: 32px; right: 32px;
            width: 44px; height: 44px;
            background: var(--red);
            border-radius: 12px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: white;
            font-size: 18px;
            text-decoration: none;
            opacity: 0;
            pointer-events: none;
            transform: translateY(12px);
            transition: all 0.3s var(--ease);
            box-shadow: 0 8px 24px var(--red-glow);
            z-index: 900;
        }
#back-top.visible {
            opacity: 1;
            pointer-events: auto;
            transform: translateY(0);
        }
#back-top:hover { transform: translateY(-3px); }
/* =============================================
           ANIMATIONS
        ============================================= */
        .reveal {
            opacity: 0;
            transform: translateY(30px);
            transition: all 0.7s var(--ease);
        }
.reveal.visible {
            opacity: 1;
            transform: translateY(0);
        }
.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }
.reveal-delay-4 { transition-delay: 0.4s; }
/* =============================================
           RESPONSIVE
        ============================================= */
        @media (max-width: 1100px) {
            .features-grid { grid-template-columns: repeat(2, 1fr); }
            .stats-wrapper { grid-template-columns: repeat(2, 1fr); padding: 40px; }
            .footer-grid { grid-template-columns: 1fr 1fr; gap: 32px; }
        }
@media (max-width: 900px) {
            .hero-content { grid-template-columns: 1fr; gap: 48px; padding: 100px 0 60px; }
            .hero-right { display: none; }
            .why-layout { grid-template-columns: 1fr; gap: 40px; }
            .product-row { grid-template-columns: 1fr; gap: 40px; }
            .product-row.reverse .product-media { order: 0; }
            .product-row.reverse .product-info { order: 0; }
            .apps-grid { grid-template-columns: repeat(2, 1fr); }
            .news-grid { grid-template-columns: 1fr; }
            .nav-links { display: none; }
            .nav-phone { display: none; }
            .nav-menu-btn { display: flex; }
        }
@media (max-width: 600px) {
            .features-grid { grid-template-columns: 1fr; }
            .stats-wrapper { grid-template-columns: 1fr; padding: 32px; }
            .apps-grid { grid-template-columns: 1fr; }
            .footer-grid { grid-template-columns: 1fr; }
            .footer-bottom-inner { flex-direction: column; text-align: center; }
            .section { padding: 64px 0; }
            .hero-stats { gap: 20px; flex-wrap: wrap; }
        }