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

:root {
    --bg: #050a12;
    --bg2: #0a1020;
    --bg3: #0f1629;
    --card: #111a2e;
    --card-hover: #162035;
    --text: #c8d6e5;
    --text-dim: #6b7b8f;
    --white: #f0f4f8;
    --cyan: #00e5ff;
    --cyan2: #00bcd4;
    --cyan-dim: rgba(0, 229, 255, 0.08);
    --cyan-glow: rgba(0, 229, 255, 0.25);
    --border: rgba(255, 255, 255, 0.06);
    --border2: rgba(255, 255, 255, 0.1);
    --font: 'Roboto', -apple-system, sans-serif;
    --radius: 14px;
}

html { scroll-behavior: smooth; }

body {
    font-family: var(--font);
    background: var(--bg);
    color: var(--text);
    line-height: 1.7;
    -webkit-font-smoothing: antialiased;
}

.container {
    max-width: 1080px;
    margin: 0 auto;
    padding: 0 24px;
}

.gradient-text {
    background: linear-gradient(135deg, #00e5ff, #00bcd4, #26c6da);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* =========== NAV =========== */
nav {
    position: fixed;
    top: 0; left: 0; right: 0;
    z-index: 100;
    background: rgba(5, 10, 18, 0.8);
    backdrop-filter: blur(24px);
    border-bottom: 1px solid var(--border);
}

.nav-inner {
    max-width: 1080px;
    margin: 0 auto;
    padding: 0 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 64px;
}

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    text-decoration: none;
    color: var(--white);
    font-size: 1.15rem;
    font-weight: 400;
    letter-spacing: -0.3px;
}

.logo-img {
    height: 36px;
    width: auto;
    border-radius: 6px;
}

.nav-vn-badge {
    padding: 3px 10px;
    background: rgba(0, 229, 255, 0.08);
    border: 1px solid rgba(0, 229, 255, 0.15);
    border-radius: 100px;
    font-size: 0.65rem;
    font-weight: 500;
    color: var(--cyan);
    letter-spacing: 0.3px;
    white-space: nowrap;
}

.nav-links {
    display: flex;
    gap: 32px;
}

.nav-links a {
    color: var(--text-dim);
    text-decoration: none;
    font-size: 0.82rem;
    font-weight: 400;
    transition: color 0.2s;
}

.nav-links a:hover { color: var(--white); }

.nav-cta {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 20px;
    background: var(--cyan-dim);
    border: 1px solid rgba(0, 229, 255, 0.2);
    border-radius: 8px;
    color: var(--cyan);
    font-size: 0.82rem;
    font-weight: 500;
    text-decoration: none;
    transition: all 0.2s;
}

.nav-cta:hover {
    background: rgba(0, 229, 255, 0.15);
    border-color: rgba(0, 229, 255, 0.4);
}

.nav-cta-pulse {
    width: 6px; height: 6px;
    border-radius: 50%;
    background: var(--cyan);
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.4; transform: scale(0.8); }
}

.mobile-menu {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    flex-direction: column;
    gap: 6px;
    padding: 4px;
}

.mobile-menu span {
    width: 22px; height: 1.5px;
    background: var(--text);
    border-radius: 2px;
}

/* =========== HERO =========== */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    position: relative;
    overflow: hidden;
    padding: 120px 24px 80px;
}

.hero-glow {
    position: absolute;
    top: -20%;
    left: 50%;
    transform: translateX(-50%);
    width: 700px;
    height: 700px;
    background: radial-gradient(circle, var(--cyan-glow) 0%, rgba(0, 188, 212, 0.05) 40%, transparent 70%);
    pointer-events: none;
}

.hero-grid-bg {
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(var(--border) 1px, transparent 1px),
        linear-gradient(90deg, var(--border) 1px, transparent 1px);
    background-size: 80px 80px;
    mask-image: radial-gradient(ellipse at center, black 20%, transparent 70%);
    -webkit-mask-image: radial-gradient(ellipse at center, black 20%, transparent 70%);
    pointer-events: none;
}

.hero-content {
    position: relative;
    max-width: 680px;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 6px 16px;
    border: 1px solid var(--border2);
    border-radius: 100px;
    font-size: 0.75rem;
    color: var(--text-dim);
    margin-bottom: 40px;
    background: rgba(255,255,255,0.02);
}

.hero-badge-dot {
    width: 6px; height: 6px;
    border-radius: 50%;
    background: #4caf50;
    animation: pulse 2s infinite;
}

.hero h1 {
    font-size: clamp(3rem, 7vw, 5rem);
    font-weight: 900;
    line-height: 1.05;
    letter-spacing: -2px;
    color: var(--white);
    margin-bottom: 24px;
}

.hero-desc {
    font-size: 1.05rem;
    color: var(--text-dim);
    max-width: 480px;
    margin: 0 auto 40px;
    line-height: 1.7;
}

.hero-ctas {
    display: flex;
    gap: 12px;
    justify-content: center;
    flex-wrap: wrap;
}

/* =========== BUTTONS =========== */
.btn-glow {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 14px 28px;
    background: var(--cyan);
    color: var(--bg);
    font-weight: 600;
    font-size: 0.88rem;
    border: none;
    border-radius: 10px;
    text-decoration: none;
    cursor: pointer;
    transition: all 0.2s;
    box-shadow: 0 0 24px var(--cyan-glow);
}

.btn-glow:hover {
    background: #26e8ff;
    box-shadow: 0 0 40px var(--cyan-glow);
    transform: translateY(-1px);
}

.btn-glow.btn-lg {
    padding: 16px 36px;
    font-size: 0.95rem;
}

.btn-ghost {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 14px 28px;
    background: transparent;
    color: var(--text);
    font-weight: 500;
    font-size: 0.88rem;
    border: 1px solid var(--border2);
    border-radius: 10px;
    text-decoration: none;
    cursor: pointer;
    transition: all 0.2s;
}

.btn-ghost:hover {
    border-color: var(--cyan);
    color: var(--cyan);
}

/* =========== STATS BAR =========== */
.stats-bar {
    border-top: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
    background: var(--bg2);
}

.stats-inner {
    max-width: 1080px;
    margin: 0 auto;
    padding: 0 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0;
}

.stat-pill {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 20px 40px;
}

.stat-num {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--white);
}

.stat-label {
    font-size: 0.78rem;
    color: var(--text-dim);
}

.stat-divider {
    width: 1px;
    height: 32px;
    background: var(--border2);
}

/* =========== MARQUEE =========== */
.marquee-section {
    padding: 48px 0;
    overflow: hidden;
}

.marquee-label {
    text-align: center;
    font-size: 0.72rem;
    color: var(--text-dim);
    letter-spacing: 2px;
    text-transform: uppercase;
    margin-bottom: 24px;
}

.marquee-track {
    position: relative;
    overflow: hidden;
    mask-image: linear-gradient(90deg, transparent 0%, black 15%, black 85%, transparent 100%);
    -webkit-mask-image: linear-gradient(90deg, transparent 0%, black 15%, black 85%, transparent 100%);
}

.marquee-content {
    display: flex;
    gap: 48px;
    white-space: nowrap;
    animation: scroll 30s linear infinite;
}

.marquee-content span {
    font-size: 0.88rem;
    color: var(--text-dim);
    font-weight: 400;
    flex-shrink: 0;
}

@keyframes scroll {
    0% { transform: translateX(0); }
    100% { transform: translateX(-50%); }
}

/* =========== SECTIONS =========== */
.section {
    padding: 100px 0;
}

.section-alt {
    background: var(--bg2);
}

.section-intro {
    margin-bottom: 56px;
}

.section-intro.centered {
    text-align: center;
}

.tag {
    display: inline-block;
    font-size: 0.72rem;
    color: var(--cyan);
    letter-spacing: 2px;
    text-transform: uppercase;
    font-weight: 500;
    margin-bottom: 12px;
}

.section-intro h2 {
    font-size: clamp(1.8rem, 4vw, 2.6rem);
    font-weight: 800;
    color: var(--white);
    line-height: 1.2;
    letter-spacing: -1px;
}

/* =========== BENTO =========== */
.bento {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
}

.bento-card {
    padding: 32px;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    background: var(--card);
    transition: all 0.3s;
}

.bento-card:hover {
    border-color: rgba(0, 229, 255, 0.15);
    background: var(--card-hover);
    transform: translateY(-2px);
}

.bento-wide {
    grid-column: span 2;
}

.bento-icon {
    width: 48px; height: 48px;
    border-radius: 12px;
    background: var(--cyan-dim);
    color: var(--cyan);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
}

.bento-card h3 {
    font-size: 1.05rem;
    font-weight: 600;
    color: var(--white);
    margin-bottom: 10px;
}

.bento-card p {
    font-size: 0.85rem;
    color: var(--text-dim);
    line-height: 1.7;
}

.bento-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    margin-top: 16px;
}

.bento-tags span {
    padding: 4px 12px;
    border: 1px solid var(--border2);
    border-radius: 6px;
    font-size: 0.72rem;
    color: var(--text-dim);
    background: rgba(255,255,255,0.02);
}

/* =========== FOCUS SUBJECTS =========== */
.focus-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
}

.focus-card {
    padding: 32px;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    background: var(--card);
    transition: all 0.3s;
    display: flex;
    flex-direction: column;
}

.focus-card:hover {
    border-color: rgba(0, 229, 255, 0.2);
    transform: translateY(-2px);
}

.focus-header {
    display: flex;
    align-items: center;
    gap: 14px;
    margin-bottom: 16px;
}

.focus-icon {
    width: 52px; height: 52px;
    border-radius: 12px;
    background: var(--cyan-dim);
    color: var(--cyan);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.focus-card h3 {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--white);
    margin-bottom: 2px;
}

.focus-label {
    font-size: 0.7rem;
    color: var(--cyan);
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.focus-card > p {
    font-size: 0.85rem;
    color: var(--text-dim);
    line-height: 1.75;
    margin-bottom: 20px;
}

.focus-subjects {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    margin-bottom: 24px;
    flex-grow: 1;
}

.focus-subjects span {
    padding: 5px 12px;
    border: 1px solid var(--border2);
    border-radius: 6px;
    font-size: 0.72rem;
    color: var(--text);
    background: rgba(255,255,255,0.02);
    transition: all 0.2s;
}

.focus-subjects span:hover {
    border-color: var(--cyan);
    color: var(--cyan);
}

.focus-bottom {
    display: flex;
    gap: 24px;
    padding-top: 20px;
    border-top: 1px solid var(--border);
}

.focus-stat {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.focus-stat-num {
    font-size: 0.88rem;
    font-weight: 700;
    color: var(--cyan);
}

.focus-stat-label {
    font-size: 0.7rem;
    color: var(--text-dim);
}

/* =========== MARKETS =========== */
.market-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
}

.market-card {
    padding: 32px;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    background: var(--card);
    transition: all 0.3s;
    display: flex;
    flex-direction: column;
}

.market-card:hover {
    border-color: rgba(0, 229, 255, 0.2);
    transform: translateY(-2px);
}

.market-card-primary {
    border-color: rgba(0, 229, 255, 0.15);
    background: linear-gradient(180deg, rgba(0, 229, 255, 0.04) 0%, var(--card) 100%);
}

.market-flag {
    font-size: 2.4rem;
    margin-bottom: 16px;
    line-height: 1;
}

.market-card h3 {
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--white);
    margin-bottom: 10px;
}

.market-desc {
    font-size: 0.85rem;
    color: var(--text-dim);
    line-height: 1.75;
    margin-bottom: 20px;
}

.market-unis {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    margin-bottom: 24px;
    flex-grow: 1;
}

.market-unis span {
    padding: 4px 10px;
    border: 1px solid var(--border2);
    border-radius: 6px;
    font-size: 0.7rem;
    color: var(--text-dim);
    background: rgba(255,255,255,0.02);
}

.market-meta {
    display: flex;
    gap: 24px;
    padding-top: 20px;
    border-top: 1px solid var(--border);
}

.market-meta-item {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.market-meta-num {
    font-size: 0.88rem;
    font-weight: 700;
    color: var(--cyan);
}

.market-meta-label {
    font-size: 0.7rem;
    color: var(--text-dim);
}

/* =========== SPOTLIGHT SERVICES =========== */
.spotlight-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}

.spotlight-card {
    padding: 32px;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    background: var(--card);
    transition: all 0.3s;
    position: relative;
}

.spotlight-card:hover {
    border-color: rgba(0, 229, 255, 0.15);
    background: var(--card-hover);
    transform: translateY(-2px);
}

.spotlight-hero-card {
    grid-column: span 2;
    background: linear-gradient(135deg, rgba(0, 229, 255, 0.05) 0%, var(--card) 60%);
    border-color: rgba(0, 229, 255, 0.12);
}

.spotlight-hero-card:hover {
    border-color: rgba(0, 229, 255, 0.3);
}

.spotlight-badge {
    position: absolute;
    top: 16px;
    right: 16px;
    padding: 4px 12px;
    background: var(--cyan);
    color: var(--bg);
    font-size: 0.68rem;
    font-weight: 700;
    border-radius: 100px;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.spotlight-icon-row {
    display: flex;
    align-items: center;
    gap: 14px;
    margin-bottom: 14px;
}

.spotlight-icon {
    width: 44px; height: 44px;
    border-radius: 10px;
    background: var(--cyan-dim);
    color: var(--cyan);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.spotlight-card h3 {
    font-size: 1.05rem;
    font-weight: 600;
    color: var(--white);
}

.spotlight-card p {
    font-size: 0.85rem;
    color: var(--text-dim);
    line-height: 1.75;
    margin-bottom: 16px;
}

.spotlight-stats-row {
    display: flex;
    gap: 32px;
    margin-top: 8px;
    padding-top: 20px;
    border-top: 1px solid var(--border);
}

.spotlight-mini-stat {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.mini-num {
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--cyan);
}

.mini-label {
    font-size: 0.72rem;
    color: var(--text-dim);
}

/* =========== STEPS =========== */
.steps {
    display: flex;
    flex-direction: column;
    gap: 0;
    max-width: 600px;
    margin: 0 auto;
}

.step {
    display: flex;
    gap: 24px;
    position: relative;
}

.step-num {
    width: 48px; height: 48px;
    border-radius: 50%;
    background: var(--cyan-dim);
    border: 2px solid rgba(0, 229, 255, 0.2);
    color: var(--cyan);
    font-weight: 700;
    font-size: 1rem;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    position: relative;
    z-index: 1;
}

.step-line {
    position: absolute;
    left: 23px;
    top: 48px;
    bottom: 0;
    width: 2px;
    background: var(--border2);
}

.step:last-child .step-line {
    display: none;
}

.step-body {
    padding: 8px 0 48px;
}

.step-body h3 {
    font-size: 1.05rem;
    font-weight: 600;
    color: var(--white);
    margin-bottom: 6px;
}

.step-body p {
    font-size: 0.85rem;
    color: var(--text-dim);
    line-height: 1.7;
}

/* =========== FAQ =========== */
.faq-list {
    max-width: 680px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.faq-item {
    border: 1px solid var(--border);
    border-radius: 12px;
    background: var(--card);
    transition: border-color 0.2s;
    overflow: hidden;
}

.faq-item[open] {
    border-color: rgba(0, 229, 255, 0.15);
}

.faq-item summary {
    padding: 20px 24px;
    font-size: 0.95rem;
    font-weight: 500;
    color: var(--white);
    cursor: pointer;
    list-style: none;
    display: flex;
    justify-content: space-between;
    align-items: center;
    user-select: none;
}

.faq-item summary::-webkit-details-marker {
    display: none;
}

.faq-item summary::after {
    content: '+';
    font-size: 1.2rem;
    color: var(--cyan);
    font-weight: 300;
    transition: transform 0.2s;
}

.faq-item[open] summary::after {
    content: '−';
}

.faq-item p {
    padding: 0 24px 20px;
    font-size: 0.85rem;
    color: var(--text-dim);
    line-height: 1.7;
}

/* =========== CTA =========== */
.cta-section {
    padding: 40px 0 100px;
}

.cta-box {
    position: relative;
    padding: 80px 40px;
    border-radius: 20px;
    text-align: center;
    border: 1px solid rgba(0, 229, 255, 0.15);
    background: linear-gradient(180deg, rgba(0, 229, 255, 0.04) 0%, var(--bg2) 100%);
    overflow: hidden;
}

.cta-glow {
    position: absolute;
    top: -150px;
    left: 50%;
    transform: translateX(-50%);
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, var(--cyan-glow) 0%, transparent 60%);
    pointer-events: none;
    opacity: 0.5;
}

.cta-box h2 {
    font-size: clamp(1.6rem, 3.5vw, 2.4rem);
    font-weight: 800;
    color: var(--white);
    margin-bottom: 12px;
    position: relative;
    letter-spacing: -0.5px;
}

.cta-box p {
    color: var(--text-dim);
    font-size: 1rem;
    margin-bottom: 32px;
    position: relative;
}

/* =========== FOOTER =========== */
footer {
    padding: 32px 0;
    border-top: 1px solid var(--border);
}

.footer-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 16px;
}

.footer-links {
    display: flex;
    gap: 24px;
}

.footer-links a {
    color: var(--text-dim);
    text-decoration: none;
    font-size: 0.8rem;
    transition: color 0.2s;
}

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

.footer-right {
    display: flex;
    align-items: center;
    gap: 12px;
}

.footer-copy {
    font-size: 0.75rem;
    color: var(--text-dim);
}

.footer-social {
    color: var(--text-dim);
    display: flex;
    align-items: center;
    transition: color 0.2s;
}

.footer-social:hover {
    color: var(--cyan);
}

/* =========== RESPONSIVE =========== */
@media (max-width: 900px) {
    .bento {
        grid-template-columns: 1fr 1fr;
    }

    .bento-wide {
        grid-column: span 2;
    }

    .spotlight-grid {
        grid-template-columns: 1fr 1fr;
    }

    .spotlight-hero-card {
        grid-column: span 2;
    }

    .focus-grid {
        grid-template-columns: 1fr;
    }

    .market-grid {
        grid-template-columns: 1fr;
    }

    .stats-inner {
        flex-wrap: wrap;
        justify-content: center;
    }

    .stat-divider:nth-child(4) {
        display: none;
    }
}

@media (max-width: 640px) {
    .hero h1 {
        font-size: 2.6rem;
        letter-spacing: -1px;
    }

    .nav-links { display: none; }
    .mobile-menu { display: flex; }
    .nav-vn-badge { display: none; }

    .bento {
        grid-template-columns: 1fr;
    }

    .bento-wide {
        grid-column: span 1;
    }

    .spotlight-grid {
        grid-template-columns: 1fr;
    }

    .spotlight-hero-card {
        grid-column: span 1;
    }

    .spotlight-stats-row {
        flex-wrap: wrap;
        gap: 16px;
    }

    .section { padding: 64px 0; }

    .hero-ctas {
        flex-direction: column;
        align-items: center;
    }

    .stats-inner {
        flex-direction: column;
        gap: 0;
    }

    .stat-divider {
        width: 40px;
        height: 1px;
    }

    .stat-pill {
        padding: 12px 24px;
    }

    .footer-inner {
        flex-direction: column;
        text-align: center;
    }

    .footer-links {
        justify-content: center;
    }

    .cta-box {
        padding: 48px 24px;
    }
}