@import url('https://fonts.googleapis.com/css2?family=Orbitron:wght@400;600&family=Rajdhani:wght@400;600&family=Share+Tech+Mono&family=Noto+Sans+SC:wght@400;500;700&display=swap');

:root {
    --bg-body: #050810;
    --bg-panel: #0a0e17;
    --bg-panel-alt: #131a2b;
    --bg-hero: radial-gradient(circle at top, rgba(157, 78, 221, 0.25), transparent 55%),
                radial-gradient(circle at 20% 20%, rgba(0, 212, 255, 0.18), transparent 45%),
                linear-gradient(115deg, #050810 0%, #070a12 60%, #050810 100%);
    --clr-primary: #9d4edd;
    --clr-cyan: #00d4ff;
    --clr-magenta: #f72585;
    --clr-green: #00ff88;
    --clr-orange: #ffb347;
    --text-main: #f4f5ff;
    --text-muted: #8892b0;
    --grid-max: 1320px;
    --radius-sm: 10px;
    --radius-md: 20px;
    --radius-lg: 32px;
    --shadow-neon: 0 0 30px rgba(157, 78, 221, 0.35);
    --border-glass: 1px solid rgba(255, 255, 255, 0.08);
    --transition: cubic-bezier(0.22, 1, 0.36, 1);
}

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

body {
    font-family: 'Noto Sans SC', 'Microsoft YaHei', sans-serif;
    background: var(--bg-body);
    color: var(--text-main);
    line-height: 1.7;
    min-height: 100vh;
    overflow-x: hidden;
}

body::before {
    content: '';
    position: fixed;
    inset: 0;
    background-image: url('../images/background_grid_36.jpg');
    background-size: cover;
    background-attachment: fixed;
    opacity: 0.04;
    z-index: -2;
}

body::after {
    content: '';
    position: fixed;
    inset: 0;
    background: radial-gradient(circle at 30% 20%, rgba(0, 212, 255, 0.25), transparent 50%),
                radial-gradient(circle at 80% 0%, rgba(157, 78, 221, 0.2), transparent 45%);
    z-index: -1;
    opacity: 0.5;
}

main {
    margin-top: 96px;
    position: relative;
    z-index: 1;
}

img {
    max-width: 100%;
    display: block;
}

a {
    color: var(--clr-cyan);
    text-decoration: none;
    transition: color 0.3s var(--transition);
}

a:hover {
    color: var(--clr-magenta);
}

ul { list-style: none; }

.section {
    padding: 100px 0;
}

.section-heading {
    text-align: center;
    margin-bottom: 60px;
}

.section-heading .eyebrow {
    font-family: 'Orbitron', sans-serif;
    letter-spacing: 0.4em;
    text-transform: uppercase;
    color: var(--clr-cyan);
    font-size: 0.9rem;
}

.section-heading h2 {
    font-size: clamp(2rem, 4vw, 3rem);
    margin: 16px 0;
    font-family: 'Rajdhani', 'Noto Sans SC', sans-serif;
}

.section-heading p {
    color: var(--text-muted);
    max-width: 640px;
    margin: 0 auto;
}

.grid-container {
    width: min(92%, var(--grid-max));
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(12, minmax(0, 1fr));
    grid-auto-rows: auto;
    gap: 24px;
}

.grid-container > * {
    grid-column: span 12;
}

.btn {
    position: relative;
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 14px 28px;
    font-weight: 600;
    border-radius: 999px;
    font-family: 'Orbitron', sans-serif;
    letter-spacing: 0.08em;
    border: none;
    cursor: pointer;
    transition: transform 0.2s var(--transition), box-shadow 0.3s var(--transition);
}

.btn-primary {
    background: linear-gradient(120deg, var(--clr-primary), var(--clr-cyan));
    color: #0a0e17;
    box-shadow: 0 10px 30px rgba(0, 212, 255, 0.4);
}

.btn-primary:hover {
    transform: translateY(-3px) scale(1.01);
}

.btn-outline {
    color: var(--text-main);
    border: 1px solid rgba(255, 255, 255, 0.3);
    background: transparent;
}

.btn-outline::after {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: inherit;
    padding: 1px;
    background: linear-gradient(135deg, rgba(0, 212, 255, 0.6), rgba(247, 37, 133, 0.6));
    mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
    mask-composite: exclude;
}

.btn-outline:hover { color: var(--clr-cyan); }

.glass-card {
    background: rgba(10, 14, 23, 0.75);
    border: var(--border-glass);
    border-radius: var(--radius-md);
    padding: 28px;
    backdrop-filter: blur(10px);
    position: relative;
    overflow: hidden;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.35);
}

.glass-card::before {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: inherit;
    padding: 1px;
    background: linear-gradient(120deg, rgba(157, 78, 221, 0.65), rgba(0, 212, 255, 0.45));
    mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
    mask-composite: exclude;
    pointer-events: none;
}

.glass-card > * { position: relative; z-index: 1; }

.glass-card h3,
.glass-card h4 {
    font-family: 'Rajdhani', 'Noto Sans SC', sans-serif;
    letter-spacing: 0.04em;
}

.badge {
    display: inline-flex;
    align-items: center;
    padding: 4px 12px;
    border-radius: 999px;
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--clr-cyan);
    border: 1px solid rgba(0, 212, 255, 0.5);
}

.hero {
    position: relative;
    min-height: 90vh;
    padding: 140px 0 120px;
    display: flex;
    align-items: center;
    background: var(--bg-hero);
    overflow: hidden;
}

.hero::after {
    content: '';
    position: absolute;
    inset: 0;
    background: url('../images/line_art_40.jpg') center/cover;
    opacity: 0.08;
}

.hero-content {
    grid-column: span 6;
    z-index: 2;
}

.hero h1 {
    font-size: clamp(2.4rem, 5vw, 4rem);
    line-height: 1.15;
    margin-bottom: 24px;
    font-family: 'Rajdhani';
}

.hero p {
    color: var(--text-muted);
    font-size: 1.1rem;
    max-width: 520px;
}

.hero-actions {
    margin-top: 32px;
    display: flex;
    flex-wrap: wrap;
    gap: 16px;
}

.hero-stats {
    margin-top: 40px;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
    gap: 16px;
}

.stat-card {
    padding: 18px 24px;
    background: rgba(10, 14, 23, 0.65);
    border-radius: var(--radius-sm);
    border: 1px solid rgba(255, 255, 255, 0.08);
}

.stat-card strong {
    font-size: 2rem;
    font-family: 'Share Tech Mono', monospace;
    display: block;
}

.hero-visual {
    grid-column: span 6;
    position: relative;
    min-height: 480px;
}

.hero-visual canvas {
    width: 100%;
    height: 100%;
    display: block;
    border-radius: var(--radius-lg);
    border: 1px solid rgba(255, 255, 255, 0.08);
    background: rgba(5, 8, 16, 0.6);
}

.hero-visual .floating-card {
    position: absolute;
    bottom: 12%;
    right: 8%;
    width: 220px;
    background: rgba(8, 255, 198, 0.08);
    border: 1px solid rgba(0, 255, 136, 0.5);
    border-radius: 18px;
    padding: 16px;
    box-shadow: 0 10px 30px rgba(0, 255, 136, 0.3);
    animation: float 6s ease-in-out infinite;
}

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

.product-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 24px;
}

.product-card {
    padding: 28px;
    border-radius: var(--radius-md);
    background: rgba(11, 16, 26, 0.85);
    border: 1px solid rgba(157, 78, 221, 0.35);
    position: relative;
    overflow: hidden;
    transition: transform 0.3s var(--transition);
}

.product-card:hover { transform: translateY(-6px); }

.product-card img {
    height: 120px;
    width: 100%;
    object-fit: cover;
    border-radius: var(--radius-sm);
    margin-bottom: 18px;
}

.tech-diagram {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 18px;
}

.flow-node {
    padding: 20px;
    border-radius: var(--radius-sm);
    border: 1px dashed rgba(0, 212, 255, 0.4);
    background: rgba(9, 14, 25, 0.7);
}

.flow-node strong {
    display: block;
    margin-bottom: 6px;
}

.solution-tabs {
    display: flex;
    gap: 16px;
    overflow-x: auto;
    padding-bottom: 12px;
    scrollbar-width: thin;
}

.solution-tab {
    flex: 0 0 auto;
    padding: 12px 20px;
    border-radius: 999px;
    border: 1px solid rgba(255, 255, 255, 0.2);
    background: transparent;
    color: var(--text-muted);
    cursor: pointer;
    transition: background 0.3s var(--transition);
}

.solution-tab.active {
    background: linear-gradient(120deg, rgba(157, 78, 221, 0.3), rgba(0, 212, 255, 0.3));
    color: var(--clr-cyan);
}

.solution-panels {
    margin-top: 32px;
}

.solution-panel {
    display: none;
    gap: 32px;
    align-items: center;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
}

.solution-panel.active { display: grid; }

.solution-panel img {
    border-radius: var(--radius-md);
    border: 1px solid rgba(255, 255, 255, 0.08);
}

.data-panels {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 20px;
}

.data-card {
    padding: 24px;
    border-radius: var(--radius-sm);
    background: rgba(8, 12, 22, 0.8);
    border: 1px solid rgba(0, 212, 255, 0.2);
}

.data-card strong {
    font-size: 3rem;
    display: block;
    font-family: 'Share Tech Mono';
}

.case-grid,
.news-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 24px;
}

.case-card,
.news-card {
    padding: 24px;
    border-radius: var(--radius-md);
    background: rgba(10, 14, 25, 0.85);
    border: 1px solid rgba(255, 255, 255, 0.08);
    position: relative;
    overflow: hidden;
}

.case-card::after,
.news-card::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(120deg, rgba(157, 78, 221, 0.2), transparent 70%);
    opacity: 0;
    transition: opacity 0.4s var(--transition);
}

.case-card:hover::after,
.news-card:hover::after { opacity: 1; }

.logo-wall {
    display: flex;
    overflow: hidden;
    position: relative;
}

.logo-track {
    display: flex;
    gap: 48px;
    animation: marquee 20s linear infinite;
}

.logo-item {
    flex: 0 0 auto;
    padding: 12px 24px;
    border-radius: var(--radius-sm);
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

@keyframes marquee {
    from { transform: translateX(0); }
    to { transform: translateX(-50%); }
}

.cta-section {
    margin: 120px auto 80px;
    padding: 60px;
    border-radius: var(--radius-lg);
    background: radial-gradient(circle at top, rgba(0, 212, 255, 0.2), rgba(157, 78, 221, 0.6));
    text-align: center;
    box-shadow: var(--shadow-neon);
}

.page-hero {
    padding: 160px 0 120px;
    position: relative;
    background: linear-gradient(135deg, rgba(157, 78, 221, 0.2), rgba(0, 212, 255, 0.06));
}

.page-hero h1 {
    font-size: clamp(2.4rem, 4vw, 3.5rem);
}

.breadcrumbs {
    margin-top: 12px;
    color: var(--text-muted);
}

.page-layout {
    display: grid;
    grid-template-columns: 320px 1fr;
    gap: 32px;
}

.page-sidebar {
    position: sticky;
    top: 120px;
    align-self: start;
}

.sidebar-card {
    padding: 28px;
}

.sidebar-nav a {
    display: block;
    padding: 12px 18px;
    border-radius: 999px;
    margin-bottom: 10px;
    color: var(--text-muted);
    border: 1px solid transparent;
    transition: background 0.3s var(--transition);
}

.sidebar-nav a.active,
.sidebar-nav a:hover {
    color: var(--clr-cyan);
    border-color: rgba(0, 212, 255, 0.5);
    background: rgba(0, 212, 255, 0.05);
}

.timeline {
    border-left: 2px solid rgba(255, 255, 255, 0.12);
    margin-top: 20px;
    padding-left: 28px;
}

.timeline-item {
    position: relative;
    margin-bottom: 32px;
}

.timeline-item::before {
    content: '';
    position: absolute;
    left: -36px;
    top: 6px;
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: var(--clr-cyan);
    box-shadow: 0 0 12px var(--clr-cyan);
}

.team-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 20px;
}

.team-card img {
    border-radius: var(--radius-md);
    margin-bottom: 16px;
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.tabs-line {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-bottom: 24px;
}

.tab-pill {
    padding: 8px 14px;
    border-radius: 999px;
    border: 1px solid rgba(255, 255, 255, 0.15);
    color: var(--text-muted);
}

.tab-pill.active {
    color: var(--clr-magenta);
    border-color: rgba(247, 37, 133, 0.6);
}

.case-detail {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 18px;
}

.metric-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 16px;
}

.partner-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 20px;
}

.career-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 24px;
}

.career-card h4 { margin-bottom: 10px; }

.contact-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 24px;
}

.contact-form label {
    display: block;
    margin-bottom: 8px;
    color: var(--text-muted);
}

.contact-form input,
.contact-form textarea,
select {
    width: 100%;
    padding: 14px;
    border-radius: var(--radius-sm);
    border: 1px solid rgba(255, 255, 255, 0.1);
    background: rgba(5, 8, 16, 0.6);
    color: var(--text-main);
    font-size: 1rem;
}

.contact-form textarea { min-height: 140px; resize: vertical; }

.deep-dive {
    background: radial-gradient(circle at top right, rgba(0, 212, 255, 0.08), transparent 55%),
                radial-gradient(circle at bottom left, rgba(157, 78, 221, 0.1), transparent 50%);
}

.insight-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 24px;
}

.insight-grid .glass-card {
    height: 100%;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.insight-grid p { color: var(--text-muted); }

.insight-grid ul { margin-top: 6px; }

.insight-grid li {
    position: relative;
    padding-left: 16px;
    margin-bottom: 6px;
    color: var(--text-muted);
    font-size: 0.95rem;
}

.insight-grid li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0.65em;
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--clr-cyan);
    box-shadow: 0 0 8px rgba(0, 212, 255, 0.5);
}

.consult-cta {
    background: linear-gradient(120deg, rgba(0, 212, 255, 0.08), rgba(157, 78, 221, 0.08));
}

.consult-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 24px;
    align-items: stretch;
}

.stats-card p { color: var(--text-muted); }

.stats-list {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
    gap: 16px;
    margin: 24px 0;
}

.stats-list div {
    padding: 18px;
    border-radius: var(--radius-md);
    border: 1px solid rgba(255, 255, 255, 0.08);
    background: rgba(255, 255, 255, 0.02);
}

.stats-list strong {
    font-size: 1.8rem;
    color: var(--clr-cyan);
    font-family: 'Rajdhani', 'Noto Sans SC', sans-serif;
}

.contact-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    margin: 24px 0 18px;
}

.contact-list {
    list-style: none;
    padding: 0;
    margin: 0;
    color: var(--text-muted);
}

.contact-list li { margin-bottom: 8px; }

.table-like {
    width: 100%;
    border-collapse: collapse;
    margin-top: 20px;
}

.table-like th,
.table-like td {
    padding: 16px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.tag-group {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
}

.tag {
    padding: 6px 12px;
    border-radius: 999px;
    border: 1px solid rgba(255, 255, 255, 0.2);
    font-size: 0.85rem;
}

.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.6s ease-out;
}

.reveal.visible {
    opacity: 1;
    transform: translateY(0);
}

@media (max-width: 1200px) {
    .hero-content,
    .hero-visual { grid-column: span 12; }
    .hero { padding-top: 120px; }
}

@media (max-width: 992px) {
    .grid-container { grid-template-columns: repeat(1, minmax(0, 1fr)); }
    .page-layout { grid-template-columns: 1fr; }
    .page-sidebar { position: static; }
    .section { padding: 80px 0; }
    .hero-actions { flex-direction: column; }
}

@media (max-width: 600px) {
    .hero { padding: 120px 0 80px; }
    .cta-section { padding: 40px 24px; }
    .contact-actions { flex-direction: column; }
    .contact-actions .btn { width: 100%; justify-content: center; text-align: center; }
}