/* ====== Base Reset & Root Variables ====== */
:root {
    --bg-primary: #030712;
    --bg-secondary: #0a1628;
    --bg-tertiary: #111827;
    --neon-cyan: #00d4ff;
    --neon-blue: #3b82f6;
    --neon-purple: #8b5cf6;
    --neon-green: #10b981;
    --neon-yellow: #f59e0b;
    --neon-pink: #ec4899;
    --text-primary: #ffffff;
    --text-secondary: #94a3b8;
    --text-muted: #475569;
    --border-subtle: rgba(255,255,255,0.06);
    --border-glow: rgba(0,212,255,0.3);
    --glass-bg: rgba(10,22,40,0.6);
    --glass-border: rgba(255,255,255,0.08);
    --shadow-glow: 0 0 40px rgba(0,212,255,0.15);
}

*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    background: var(--bg-primary);
    color: var(--text-primary);
    font-family: "PingFang SC", "Microsoft YaHei", -apple-system, BlinkMacSystemFont, sans-serif;
    overflow-x: hidden;
    min-height: 100vh;
    line-height: 1.6;
}

/* ====== Custom Scrollbar ====== */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--bg-primary); }
::-webkit-scrollbar-thumb {
    background: linear-gradient(180deg, var(--neon-cyan), var(--neon-blue));
    border-radius: 3px;
}

/* ====== Cyber Grid Background ====== */
.cyber-bg {
    position: fixed;
    inset: 0;
    z-index: 0;
    background:
        radial-gradient(ellipse 80% 60% at 50% -10%, rgba(0,212,255,0.12) 0%, transparent 60%),
        radial-gradient(ellipse 60% 50% at 80% 80%, rgba(59,130,246,0.08) 0%, transparent 50%),
        radial-gradient(ellipse 50% 40% at 10% 60%, rgba(139,92,246,0.06) 0%, transparent 50%),
        var(--bg-primary);
}

.cyber-grid {
    position: fixed;
    inset: 0;
    z-index: 0;
    background-image:
        linear-gradient(rgba(0,212,255,0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(0,212,255,0.03) 1px, transparent 1px);
    background-size: 60px 60px;
    mask-image: radial-gradient(ellipse 80% 70% at 50% 30%, black 30%, transparent 80%);
    pointer-events: none;
}

/* ====== Scan Line Overlay ====== */
body::after {
    content: "";
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(
        transparent 50%,
        rgba(0,212,255,0.015) 50%
    );
    background-size: 100% 4px;
    animation: scanlines 8s linear infinite;
    pointer-events: none;
    z-index: 9999;
}

@keyframes scanlines {
    0% { background-position: 0 0; }
    100% { background-position: 0 100%; }
}

/* ====== Floating Particles Canvas ====== */
#particles-canvas {
    position: fixed;
    inset: 0;
    z-index: 1;
    pointer-events: none;
}

/* ====== Glass Morphism ====== */
.glass {
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
}

.glass-strong {
    background: rgba(10,22,40,0.8);
    backdrop-filter: blur(30px);
    -webkit-backdrop-filter: blur(30px);
    border: 1px solid rgba(255,255,255,0.1);
    box-shadow: 0 8px 32px rgba(0,0,0,0.3);
}

/* ====== Top Navigation ====== */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: 0 48px;
    height: 72px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    background: rgba(3,7,18,0.85);
    backdrop-filter: blur(24px);
    -webkit-backdrop-filter: blur(24px);
    border-bottom: 1px solid rgba(255,255,255,0.05);
    transition: all 0.3s ease;
}

.header.scrolled {
    background: rgba(3,7,18,0.95);
    border-bottom-color: rgba(0,212,255,0.15);
    box-shadow: 0 4px 30px rgba(0,0,0,0.3);
}

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    text-decoration: none;
    font-size: 22px;
    font-weight: 800;
    letter-spacing: -0.5px;
}

.logo-icon {
    width: 36px;
    height: 36px;
    background: linear-gradient(135deg, var(--neon-cyan), var(--neon-blue));
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 0 20px rgba(0,212,255,0.3);
}

.logo span {
    background: linear-gradient(90deg, var(--neon-cyan), #60a5fa);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.nav {
    display: flex;
    align-items: center;
    gap: 4px;
}

.nav a {
    padding: 10px 20px;
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 14px;
    font-weight: 500;
    border-radius: 10px;
    transition: all 0.3s ease;
    position: relative;
}

.nav a::after {
    content: '';
    position: absolute;
    bottom: 6px;
    left: 50%;
    transform: translateX(-50%);
    width: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--neon-cyan), var(--neon-blue));
    border-radius: 1px;
    transition: width 0.3s ease;
}

.nav a:hover,
.nav a.active {
    color: var(--text-primary);
    background: rgba(0,212,255,0.08);
}

.nav a:hover::after,
.nav a.active::after {
    width: 20px;
}

/* ====== Buttons ====== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 10px 24px;
    border-radius: 12px;
    font-size: 14px;
    font-weight: 600;
    text-decoration: none;
    cursor: pointer;
    border: none;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    white-space: nowrap;
}

.btn-primary {
    background: linear-gradient(135deg, var(--neon-cyan), var(--neon-blue));
    color: #fff;
    box-shadow:
        0 0 20px rgba(0,212,255,0.3),
        0 4px 15px rgba(0,212,255,0.2);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow:
        0 0 30px rgba(0,212,255,0.5),
        0 8px 25px rgba(0,212,255,0.3);
}

.btn-ghost {
    background: transparent;
    color: var(--neon-cyan);
    border: 1px solid rgba(0,212,255,0.3);
}

.btn-ghost:hover {
    background: rgba(0,212,255,0.08);
    border-color: rgba(0,212,255,0.5);
    box-shadow: 0 0 15px rgba(0,212,255,0.1);
}

/* ====== Hero / Banner ====== */
.hero {
    position: relative;
    z-index: 10;
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding: 120px 48px 80px;
    overflow: hidden;
}

.hero .hero-content {
    max-width: 600px;
}

.hero-tag {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 18px;
    background: rgba(0,212,255,0.08);
    border: 1px solid rgba(0,212,255,0.2);
    border-radius: 100px;
    font-size: 13px;
    color: var(--neon-cyan);
    margin-bottom: 24px;
    backdrop-filter: blur(10px);
}

.hero-tag .dot {
    width: 6px;
    height: 6px;
    background: var(--neon-cyan);
    border-radius: 50%;
    animation: pulse-dot 2s ease-in-out infinite;
}

@keyframes pulse-dot {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.5; transform: scale(1.5); }
}

.hero h1 {
    font-size: 64px;
    font-weight: 900;
    line-height: 1.1;
    letter-spacing: -2px;
    margin-bottom: 20px;
}

.hero h1 .gradient-text {
    background: linear-gradient(135deg, var(--neon-cyan), var(--neon-blue), var(--neon-purple));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    display: block;
}

.hero-subtitle {
    font-size: 18px;
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: 12px;
    font-weight: 400;
}

.hero-features {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    margin-bottom: 36px;
}

.hero-feature {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 13px;
    color: var(--text-secondary);
}

.hero-feature .check {
    width: 18px;
    height: 18px;
    background: rgba(16,185,129,0.15);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--neon-green);
    font-size: 10px;
}

.hero-btns {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
}

.hero-btns .btn-primary {
    padding: 14px 32px;
    font-size: 15px;
}

/* ====== Globe Container ====== */
.globe-wrapper {
    position: fixed;
    top: 50%;
    right: 0;
    transform: translateY(-50%);
    z-index: 2;
    pointer-events: none;
    background: transparent;
}

#globe-canvas {
    width: 800px;
    height: 800px;
    filter: drop-shadow(0 0 60px rgba(0,212,255,0.3));
}

/* ====== Floating UI Cards ====== */
.float-card {
    position: absolute;
    z-index: 20;
    border-radius: 16px;
    padding: 16px 20px;
    background: rgba(10,22,40,0.75);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid rgba(255,255,255,0.08);
    box-shadow: 0 8px 32px rgba(0,0,0,0.4), 0 0 20px rgba(0,212,255,0.05);
    animation: float 6s ease-in-out infinite;
    min-width: 180px;
}

.float-card.card-1 {
    top: 15%;
    right: 8%;
    animation-delay: 0s;
}

.float-card.card-2 {
    top: 38%;
    right: 2%;
    animation-delay: -2s;
}

.float-card.card-3 {
    top: 60%;
    right: 5%;
    animation-delay: -4s;
}

@keyframes float {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-12px); }
}

.card-label {
    font-size: 11px;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 6px;
}

.card-value {
    font-size: 22px;
    font-weight: 800;
    background: linear-gradient(90deg, var(--neon-cyan), var(--neon-blue));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.card-sub {
    font-size: 11px;
    color: var(--neon-green);
    margin-top: 4px;
}

.card-sub.up::before { content: "\2191 "; }
.card-sub.down { color: #ef4444; }
.card-sub.down::before { content: "\2193 "; }

.float-card.card-2 .card-value {
    background: linear-gradient(90deg, var(--neon-green), #34d399);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.float-card.card-3 .card-value {
    background: linear-gradient(90deg, var(--neon-yellow), #fbbf24);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* Mini chart bars */
.chart-bars {
    display: flex;
    align-items: flex-end;
    gap: 3px;
    height: 32px;
    margin-top: 8px;
}

.chart-bars span {
    width: 6px;
    background: linear-gradient(to top, var(--neon-cyan), rgba(0,212,255,0.3));
    border-radius: 2px;
    animation: bar-grow 1.5s ease-out forwards;
}

@keyframes bar-grow {
    from { height: 0; }
}

.chart-bars span:nth-child(1) { animation-delay: 0.1s; }
.chart-bars span:nth-child(2) { animation-delay: 0.2s; }
.chart-bars span:nth-child(3) { animation-delay: 0.3s; }
.chart-bars span:nth-child(4) { animation-delay: 0.4s; }
.chart-bars span:nth-child(5) { animation-delay: 0.5s; }
.chart-bars span:nth-child(6) { animation-delay: 0.6s; }
.chart-bars span:nth-child(7) { animation-delay: 0.7s; }
.chart-bars span:nth-child(8) { animation-delay: 0.8s; }

/* Mini map */
.mini-map {
    width: 100%;
    height: 50px;
    margin-top: 8px;
    position: relative;
    overflow: hidden;
    border-radius: 8px;
}

.mini-map-line {
    position: absolute;
    bottom: 10px;
    left: 0;
    right: 0;
    height: 2px;
    background: linear-gradient(90deg, transparent, var(--neon-green), transparent);
}

/* Shield icon for security card */
.card-icon {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 8px;
}

.card-icon svg {
    color: var(--neon-green);
}

/* ====== Stats Section ====== */
.stats-section {
    position: relative;
    z-index: 10;
    padding: 80px 48px;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
    max-width: 1200px;
    margin: 0 auto;
}

.stat-card {
    border-radius: 20px;
    padding: 32px 24px;
    text-align: center;
    background: rgba(255,255,255,0.02);
    border: 1px solid rgba(255,255,255,0.05);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
}

.stat-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: linear-gradient(90deg, transparent, var(--neon-cyan), transparent);
    opacity: 0;
    transition: opacity 0.4s;
}

.stat-card:hover::before { opacity: 1; }

.stat-card:hover {
    transform: translateY(-6px);
    border-color: rgba(0,212,255,0.2);
    box-shadow: 0 20px 40px rgba(0,0,0,0.3), 0 0 30px rgba(0,212,255,0.08);
}

.stat-icon {
    width: 52px;
    height: 52px;
    border-radius: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 16px;
    background: rgba(0,212,255,0.08);
    border: 1px solid rgba(0,212,255,0.15);
}

.stat-card:nth-child(2) .stat-icon { background: rgba(16,185,129,0.08); border-color: rgba(16,185,129,0.15); }
.stat-card:nth-child(3) .stat-icon { background: rgba(139,92,246,0.08); border-color: rgba(139,92,246,0.15); }
.stat-card:nth-child(4) .stat-icon { background: rgba(245,158,11,0.08); border-color: rgba(245,158,11,0.15); }

.stat-number {
    font-size: 36px;
    font-weight: 900;
    letter-spacing: -1px;
    margin-bottom: 4px;
}

.stat-card:nth-child(1) .stat-number { color: var(--neon-cyan); }
.stat-card:nth-child(2) .stat-number { color: var(--neon-green); }
.stat-card:nth-child(3) .stat-number { color: var(--neon-purple); }
.stat-card:nth-child(4) .stat-number { color: var(--neon-yellow); }

.stat-label {
    font-size: 14px;
    color: var(--text-secondary);
    font-weight: 500;
}

.stat-change {
    font-size: 12px;
    margin-top: 8px;
    padding: 4px 10px;
    border-radius: 20px;
    display: inline-block;
    background: rgba(16,185,129,0.1);
    color: var(--neon-green);
}

/* ====== Section Common ====== */
.section {
    position: relative;
    z-index: 10;
    padding: 100px 48px;
}

.section-header {
    text-align: center;
    margin-bottom: 64px;
}

.section-tag {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 18px;
    background: rgba(0,212,255,0.06);
    border: 1px solid rgba(0,212,255,0.15);
    border-radius: 100px;
    font-size: 13px;
    color: var(--neon-cyan);
    margin-bottom: 20px;
}

.section-title {
    font-size: 42px;
    font-weight: 800;
    letter-spacing: -1px;
    margin-bottom: 16px;
}

.section-desc {
    color: var(--text-secondary);
    font-size: 16px;
    max-width: 600px;
    margin: 0 auto;
    line-height: 1.7;
}

/* ====== Products Grid ====== */
.product-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
    max-width: 1200px;
    margin: 0 auto;
}

.product-card {
    border-radius: 20px;
    padding: 32px 24px;
    background: rgba(255,255,255,0.02);
    border: 1px solid rgba(255,255,255,0.05);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    cursor: pointer;
    position: relative;
    overflow: hidden;
}

.product-card::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    border-radius: 20px;
    padding: 1px;
    background: linear-gradient(135deg, transparent, rgba(0,212,255,0.2), transparent);
    -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    -webkit-mask-composite: xor;
    mask-composite: exclude;
    opacity: 0;
    transition: opacity 0.4s;
}

.product-card:hover::after { opacity: 1; }

.product-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 25px 50px rgba(0,0,0,0.3), 0 0 40px rgba(0,212,255,0.08);
    border-color: rgba(0,212,255,0.15);
}

.product-icon {
    width: 56px;
    height: 56px;
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
}

.product-card h3 {
    font-size: 18px;
    font-weight: 700;
    margin-bottom: 10px;
}

.product-card p {
    font-size: 13px;
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: 16px;
}

.product-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
}

.product-tag {
    font-size: 11px;
    padding: 4px 10px;
    border-radius: 6px;
    background: rgba(255,255,255,0.05);
    color: var(--text-muted);
    border: 1px solid rgba(255,255,255,0.05);
}

.product-arrow {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    font-size: 13px;
    color: var(--neon-cyan);
    opacity: 0;
    transform: translateX(-8px);
    transition: all 0.3s ease;
}

.product-card:hover .product-arrow {
    opacity: 1;
    transform: translateX(0);
}

/* ====== Advantages / Features ====== */
.advantage-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    max-width: 1200px;
    margin: 0 auto;
}

.advantage-card {
    border-radius: 20px;
    padding: 36px 28px;
    background: rgba(255,255,255,0.02);
    border: 1px solid rgba(255,255,255,0.05);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
}

.advantage-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 25px 50px rgba(0,0,0,0.3);
    border-color: rgba(0,212,255,0.15);
}

.advantage-icon {
    width: 60px;
    height: 60px;
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
}

.advantage-card h3 {
    font-size: 20px;
    font-weight: 700;
    margin-bottom: 12px;
}

.advantage-card > p {
    font-size: 14px;
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: 24px;
}

.progress-label {
    display: flex;
    justify-content: space-between;
    font-size: 12px;
    color: var(--text-muted);
    margin-bottom: 8px;
}

.progress-track {
    height: 6px;
    background: rgba(255,255,255,0.05);
    border-radius: 3px;
    overflow: hidden;
}

.progress-fill {
    height: 100%;
    width: 0;
    border-radius: 3px;
    transition: width 2s cubic-bezier(0.4, 0, 0.2, 1);
}

.advantage-card:nth-child(1) .progress-fill { background: linear-gradient(90deg, var(--neon-cyan), var(--neon-blue)); }
.advantage-card:nth-child(2) .progress-fill { background: linear-gradient(90deg, var(--neon-green), #34d399); }
.advantage-card:nth-child(3) .progress-fill { background: linear-gradient(90deg, var(--neon-yellow), #fbbf24); }

/* ====== Steps ====== */
.steps-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
    max-width: 1000px;
    margin: 0 auto;
    position: relative;
}

.steps-grid::before {
    content: '';
    position: absolute;
    top: 44px;
    left: 12%;
    right: 12%;
    height: 2px;
    background: linear-gradient(90deg, var(--neon-cyan), var(--neon-blue), var(--neon-purple), var(--neon-yellow));
    opacity: 0.3;
}

.step-card {
    text-align: center;
    position: relative;
    z-index: 1;
}

.step-number {
    width: 88px;
    height: 88px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 24px;
    font-size: 32px;
    font-weight: 900;
    color: #fff;
    position: relative;
    transition: all 0.4s ease;
}

.step-number::before {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: 50%;
    padding: 2px;
    background: linear-gradient(135deg, var(--neon-cyan), var(--neon-blue));
    -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    -webkit-mask-composite: xor;
    mask-composite: exclude;
}

.step-card:hover .step-number {
    transform: scale(1.1);
    box-shadow: 0 0 40px rgba(0,212,255,0.3);
}

.step-card:nth-child(1) .step-number { background: linear-gradient(135deg, rgba(0,212,255,0.2), rgba(0,212,255,0.05)); }
.step-card:nth-child(2) .step-number { background: linear-gradient(135deg, rgba(59,130,246,0.2), rgba(59,130,246,0.05)); }
.step-card:nth-child(3) .step-number { background: linear-gradient(135deg, rgba(139,92,246,0.2), rgba(139,92,246,0.05)); }
.step-card:nth-child(4) .step-number { background: linear-gradient(135deg, rgba(245,158,11,0.2), rgba(245,158,11,0.05)); }

.step-number span {
    background: linear-gradient(135deg, var(--neon-cyan), var(--neon-blue));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.step-card h3 {
    font-size: 17px;
    font-weight: 700;
    margin-bottom: 8px;
}

.step-card p {
    font-size: 13px;
    color: var(--text-secondary);
    line-height: 1.6;
}

/* ====== News List ====== */
.news-container {
    max-width: 800px;
    margin: 0 auto;
}

.news-item {
    display: flex;
    align-items: center;
    gap: 20px;
    padding: 20px 24px;
    border-radius: 16px;
    background: rgba(255,255,255,0.02);
    border: 1px solid rgba(255,255,255,0.04);
    margin-bottom: 12px;
    cursor: pointer;
    transition: all 0.3s ease;
}

.news-item:hover {
    background: rgba(0,212,255,0.04);
    border-color: rgba(0,212,255,0.12);
    transform: translateX(8px);
}

.news-badge {
    padding: 6px 14px;
    border-radius: 8px;
    font-size: 12px;
    font-weight: 600;
    flex-shrink: 0;
}

.news-badge.new { background: rgba(0,212,255,0.1); color: var(--neon-cyan); }
.news-badge.hot { background: rgba(239,68,68,0.1); color: #ef4444; }
.news-badge.update { background: rgba(139,92,246,0.1); color: var(--neon-purple); }

.news-date {
    font-size: 13px;
    color: var(--text-muted);
    flex-shrink: 0;
    width: 100px;
}

.news-title {
    flex: 1;
    font-size: 15px;
    color: var(--text-secondary);
    transition: color 0.3s;
}

.news-item:hover .news-title {
    color: var(--text-primary);
}

.news-arrow {
    color: var(--text-muted);
    font-size: 18px;
    transition: all 0.3s;
}

.news-item:hover .news-arrow {
    color: var(--neon-cyan);
    transform: translateX(4px);
}

/* ====== CTA Section ====== */
.cta-section {
    position: relative;
    z-index: 10;
    padding: 100px 48px;
    text-align: center;
    overflow: hidden;
}

.cta-section::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(0,212,255,0.08) 0%, transparent 70%);
    pointer-events: none;
}

.cta-content {
    position: relative;
    z-index: 1;
}

.cta-section h2 {
    font-size: 44px;
    font-weight: 800;
    letter-spacing: -1px;
    margin-bottom: 16px;
}

.cta-section p {
    font-size: 17px;
    color: var(--text-secondary);
    margin-bottom: 40px;
    max-width: 500px;
    margin-left: auto;
    margin-right: auto;
}

.cta-section .btn-primary {
    padding: 16px 40px;
    font-size: 16px;
}

/* ====== Footer ====== */
.footer {
    position: relative;
    z-index: 10;
    background: rgba(2,5,14,0.95);
    border-top: 1px solid rgba(255,255,255,0.05);
    padding: 64px 48px 32px;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 48px;
    max-width: 1200px;
    margin: 0 auto 48px;
}

.footer-brand .logo { margin-bottom: 16px; }

.footer-brand p {
    font-size: 13px;
    color: var(--text-secondary);
    line-height: 1.8;
    max-width: 280px;
}

.footer h4 {
    font-size: 14px;
    font-weight: 700;
    margin-bottom: 20px;
    color: var(--text-primary);
}

.footer ul {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.footer ul a {
    font-size: 13px;
    color: var(--text-secondary);
    text-decoration: none;
    transition: color 0.2s;
}

.footer ul a:hover {
    color: var(--neon-cyan);
}

.footer-bottom {
    max-width: 1200px;
    margin: 0 auto;
    padding-top: 24px;
    border-top: 1px solid rgba(255,255,255,0.05);
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 13px;
    color: var(--text-muted);
    flex-wrap: wrap;
    gap: 12px;
}

/* ====== Side Status Bar ====== */
.side-status {
    position: fixed;
    right: 20px;
    top: 50%;
    transform: translateY(-50%);
    z-index: 100;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.status-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--neon-green);
    box-shadow: 0 0 8px var(--neon-green);
    animation: status-pulse 2s ease-in-out infinite;
}

.status-dot:nth-child(2) { animation-delay: 0.3s; }
.status-dot:nth-child(3) { animation-delay: 0.6s; }

@keyframes status-pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.3; }
}

/* ====== Loading Screen ====== */
.loading-screen {
    position: fixed;
    inset: 0;
    z-index: 99999;
    background: var(--bg-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-direction: column;
    gap: 24px;
    transition: opacity 0.6s ease, visibility 0.6s ease;
}

.loading-screen.hidden {
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
}

.loading-logo {
    font-size: 32px;
    font-weight: 900;
    background: linear-gradient(90deg, var(--neon-cyan), var(--neon-blue));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.loading-bar {
    width: 200px;
    height: 3px;
    background: rgba(255,255,255,0.1);
    border-radius: 2px;
    overflow: hidden;
}

.loading-bar-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--neon-cyan), var(--neon-blue));
    border-radius: 2px;
    animation: loading-fill 1.5s ease-in-out forwards;
}

@keyframes loading-fill {
    from { width: 0; }
    to { width: 100%; }
}

/* ====== Responsive ====== */
@media (max-width: 1200px) {
    .hero h1 { font-size: 52px; }
    .globe-wrapper { display: none; }
    .float-card { display: none; }
    .side-status { display: none; }
}

@media (max-width: 1024px) {
    .hero { padding: 100px 32px 60px; }
    .hero h1 { font-size: 44px; }
    .section, .stats-section { padding: 80px 32px; }
    .stats-grid { grid-template-columns: repeat(2, 1fr); }
    .product-grid { grid-template-columns: repeat(2, 1fr); }
    .advantage-grid { grid-template-columns: repeat(2, 1fr); }
    .steps-grid { grid-template-columns: repeat(2, 1fr); }
    .steps-grid::before { display: none; }
    .footer-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
    .header { padding: 0 20px; height: 64px; }
    .nav { display: none; }
    .hero { padding: 90px 20px 40px; }
    .hero h1 { font-size: 36px; letter-spacing: -1px; }
    .hero-subtitle { font-size: 15px; }
    .section, .stats-section, .cta-section { padding: 60px 20px; }
    .section-title { font-size: 30px; }
    .stats-grid { grid-template-columns: repeat(2, 1fr); gap: 12px; }
    .stat-card { padding: 24px 16px; }
    .stat-number { font-size: 26px; }
    .product-grid { grid-template-columns: 1fr; }
    .advantage-grid { grid-template-columns: 1fr; }
    .steps-grid { grid-template-columns: 1fr; }
    .steps-grid::before { display: none; }
    .footer { padding: 48px 20px 24px; }
    .footer-grid { grid-template-columns: 1fr; gap: 32px; }
    .footer-brand p { max-width: 100%; }
    .cta-section h2 { font-size: 30px; }
    .hero-btns { flex-direction: column; }
    .hero-btns .btn { width: 100%; justify-content: center; }
    .news-date { display: none; }
}

@media (max-width: 480px) {
    .stats-grid { grid-template-columns: 1fr 1fr; }
    .stat-card { padding: 20px 12px; }
    .stat-number { font-size: 22px; }
    .stat-label { font-size: 12px; }
}