*,
        *::before,
        *::after {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        :root {
            --bg: #080608;
            --red: #b92c2c;
            --red-bright: #d42b2b;
            --red-dim: #8a1c1c;
            --white: #f0eae8;
            --white-dim: #9a9090;
            --card-bg: rgba(18, 10, 10, 0.85);
        }
        ::-webkit-scrollbar { display: none; }
        html { scroll-behavior: smooth; }
        body {
            background: var(--bg);
            color: var(--white);
            font-family: 'Space Mono', monospace;
            overflow-x: hidden;
            -ms-overflow-style: none;
            scrollbar-width: none;
        }

        /* ─── ENTRANCE OVERLAY ─── */
        .entrance-overlay {
            position: fixed;
            inset: 0;
            background: var(--bg);
            z-index: 99999;
            display: flex;
            align-items: center;
            justify-content: center;
            flex-direction: column;
            clip-path: inset(0 0 0 0);
            transition: clip-path 0.9s cubic-bezier(0.76, 0, 0.24, 1);
        }
        .entrance-overlay.exit {
            clip-path: inset(0 0 100% 0);
        }
        .entrance-overlay.gone {
            display: none;
        }
        .entrance-logo {
            font-family: 'Syne', sans-serif;
            font-size: clamp(2.2rem, 5vw, 3.5rem);
            font-weight: 800;
            color: var(--white);
            letter-spacing: -0.02em;
            opacity: 0;
            will-change: transform, opacity, filter;
            transition: opacity 0.7s cubic-bezier(0.22, 1, 0.36, 1);
        }
        .entrance-logo.show {
            opacity: 1;
        }
        .entrance-logo .accent { color: var(--red); }

        /* glitch rung + text-shadow đỏ */
        @keyframes glitchShake {
            0%   { transform: translateX(9px);  text-shadow:  3px 0 #d42b2b, -3px 0 #ff6060; }
            9%   { transform: translateX(-11px); text-shadow: -3px 0 #b92c2c,  3px 0 #ff8080; }
            18%  { transform: translateX(13px);  text-shadow:  3px 0 #d42b2b, -3px 0 #ff5050; }
            27%  { transform: translateX(-8px);  text-shadow: -3px 0 #b92c2c,  3px 0 #ff8080; }
            36%  { transform: translateX(11px);  text-shadow:  3px 0 #d42b2b, -3px 0 #ff6060; }
            45%  { transform: translateX(-13px); text-shadow: -3px 0 #b92c2c,  3px 0 #ff7070; }
            54%  { transform: translateX(7px);   text-shadow:  3px 0 #d42b2b, -3px 0 #ff5050; }
            63%  { transform: translateX(-10px); text-shadow: -3px 0 #b92c2c,  3px 0 #ff8080; }
            72%  { transform: translateX(12px);  text-shadow:  3px 0 #d42b2b, -3px 0 #ff6060; }
            81%  { transform: translateX(-6px);  text-shadow: -3px 0 #b92c2c,  3px 0 #ff7070; }
            90%  { transform: translateX(4px);   text-shadow:  3px 0 #d42b2b, -3px 0 #ff5050; }
            100% { transform: translateX(0);     text-shadow: none; }
        }
        .entrance-logo.glitch {
            animation: glitchShake 0.85s steps(1) forwards;
        }

        /* scanline – bắt đầu tại giữa (50%) */
        .entrance-scanline {
            position: absolute;
            width: 100%;
            height: 2px;
            background: linear-gradient(90deg, transparent, var(--red), transparent);
            box-shadow: 0 0 20px rgba(185, 44, 44, 0.8), 0 0 60px rgba(185, 44, 44, 0.4);
            opacity: 0;
            top: 50%;
        }
        /* ─── END OVERLAY ─── */

        canvas#matrix {
            position: fixed;
            top: 0; left: 0;
            width: 100%; height: 100%;
            pointer-events: none;
            z-index: 0;
        }
        .center-glow {
            position: fixed;
            top: 50%; left: 50%;
            transform: translate(-50%, -50%);
            width: 600px; height: 360px;
            background: radial-gradient(ellipse at center, rgba(185, 44, 44, 0.07) 0%, transparent 70%);
            pointer-events: none;
            z-index: 0;
        }
        nav {
            position: fixed;
            top: 0; left: 0; right: 0;
            z-index: 100;
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 1.3rem 2.8rem;
            border-bottom: 1px solid rgba(185, 44, 44, 0.12);
            background: rgba(8, 6, 8, 0.82);
            backdrop-filter: blur(14px);
        }
        .nav-logo {
            font-family: 'Space Mono', monospace;
            font-size: 0.85rem;
            color: var(--red);
            letter-spacing: 0.04em;
            text-decoration: none;
        }
        .nav-links { display: flex; gap: 2.4rem; list-style: none; }
        .nav-links a {
            font-size: 0.78rem;
            color: var(--white-dim);
            text-decoration: none;
            letter-spacing: 0.06em;
            transition: color 0.2s;
            cursor: pointer;
        }
        .nav-links a:hover { color: var(--red); }
        .nav-cta {
            font-size: 0.78rem;
            color: var(--red-dim);
            text-decoration: none;
            letter-spacing: 0.06em;
            border: 1px solid rgba(185, 44, 44, 0.35);
            padding: 0.5rem 1.1rem;
            transition: all 0.2s;
            cursor: pointer;
        }
        .nav-cta:hover {
            color: var(--red);
            border-color: var(--red);
            background: rgba(185, 44, 44, 0.08);
        }
        #home {
            position: relative;
            z-index: 1;
            min-height: 100vh;
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            text-align: center;
            padding: 8rem 2.8rem 5rem;
        }
        .hero-eyebrow {
            font-size: 0.72rem;
            letter-spacing: 0.22em;
            color: var(--red);
            text-transform: uppercase;
            margin-bottom: 1.6rem;
            opacity: 0;
            transform: translateY(12px);
            animation: fadeUp 0.7s cubic-bezier(0.22, 1, 0.36, 1) 0.1s forwards;
        }
        .hero-title {
            font-family: 'Syne', sans-serif;
            font-size: clamp(3.8rem, 9vw, 7rem);
            font-weight: 800;
            line-height: 1.0;
            color: var(--white);
            letter-spacing: -0.02em;
            margin-bottom: 2.2rem;
            opacity: 0;
            transform: translateY(24px);
            animation: fadeUp 0.9s cubic-bezier(0.22, 1, 0.36, 1) 0.25s forwards;
            text-shadow: 0 0 80px rgba(185, 44, 44, 0.22);
        }
        .hero-title span { color: var(--red); }
        .hero-divider {
            width: 48px; height: 2px;
            background: linear-gradient(90deg, transparent, var(--red), transparent);
            margin: 0 auto 2rem;
            opacity: 0;
            animation: fadeUp 0.6s cubic-bezier(0.22, 1, 0.36, 1) 0.5s forwards;
        }
        .hero-desc {
            font-size: 0.88rem;
            line-height: 2;
            color: var(--white-dim);
            max-width: 460px;
            margin-bottom: 1.2rem;
            opacity: 0;
            transform: translateY(16px);
            animation: fadeUp 0.8s cubic-bezier(0.22, 1, 0.36, 1) 0.55s forwards;
        }
        .hero-tagline {
            font-size: 0.82rem;
            line-height: 1.9;
            color: rgba(154, 144, 144, 0.65);
            max-width: 360px;
            opacity: 0;
            transform: translateY(16px);
            animation: fadeUp 0.8s cubic-bezier(0.22, 1, 0.36, 1) 0.7s forwards;
        }
        @keyframes fadeUp {
            to { opacity: 1; transform: translateY(0); }
        }
        #pricing {
            position: relative;
            z-index: 1;
            padding: 6rem 2.8rem 7rem;
        }
        .section-header { text-align: center; margin-bottom: 3.5rem; }
        .section-eyebrow {
            font-size: 0.7rem;
            letter-spacing: 0.22em;
            color: var(--red);
            text-transform: uppercase;
            margin-bottom: 0.9rem;
        }
        .section-title {
            font-family: 'Syne', sans-serif;
            font-size: clamp(2rem, 4vw, 3rem);
            font-weight: 800;
            color: var(--white);
            letter-spacing: -0.02em;
        }
        .section-title span { color: var(--red); }
        .section-sub {
            margin-top: 0.8rem;
            font-size: 0.78rem;
            color: var(--white-dim);
            letter-spacing: 0.04em;
        }
        .pricing-grid {
            display: flex;
            gap: 1.4rem;
            justify-content: center;
            flex-wrap: wrap;
            max-width: 1100px;
            margin: 0 auto;
        }
        .pricing-card {
            flex: 1;
            min-width: 240px;
            max-width: 310px;
            background: var(--card-bg);
            border: 1px solid rgba(185, 44, 44, 0.14);
            padding: 2.2rem 1.8rem 2rem;
            position: relative;
            backdrop-filter: blur(12px);
            transition: border-color 0.3s, transform 0.3s, box-shadow 0.3s;
            cursor: default;
        }
        .pricing-card:hover {
            border-color: rgba(185, 44, 44, 0.5);
            transform: translateY(-6px);
            box-shadow: 0 16px 48px rgba(185, 44, 44, 0.1);
        }
        .pricing-card.featured {
            border-color: rgba(185, 44, 44, 0.45);
            background: rgba(28, 10, 10, 0.92);
            box-shadow: 0 0 40px rgba(185, 44, 44, 0.1);
        }
        .pricing-card.featured:hover {
            border-color: var(--red);
            box-shadow: 0 16px 60px rgba(185, 44, 44, 0.18);
        }
        .featured-badge {
            position: absolute;
            top: -1px; right: 1.4rem;
            background: var(--red);
            color: #fff;
            font-size: 0.62rem;
            letter-spacing: 0.12em;
            text-transform: uppercase;
            padding: 0.3rem 0.7rem;
        }
        .card-top-line {
            position: absolute;
            top: -1px; left: 0; right: 0;
            height: 2px;
            background: linear-gradient(90deg, transparent, var(--red), transparent);
            opacity: 0;
            transition: opacity 0.3s;
        }
        .pricing-card:hover .card-top-line,
        .pricing-card.featured .card-top-line { opacity: 1; }
        .card-name {
            font-family: 'Syne', sans-serif;
            font-size: 1.05rem;
            font-weight: 700;
            color: var(--white);
            letter-spacing: 0.02em;
            margin-bottom: 0.4rem;
        }
        .card-tagline {
            font-size: 0.68rem;
            color: var(--white-dim);
            letter-spacing: 0.06em;
            margin-bottom: 1.6rem;
        }
        .card-price-wrap {
            display: flex;
            align-items: flex-end;
            gap: 0.3rem;
            margin-bottom: 0.4rem;
        }
        .card-price {
            font-family: 'Syne', sans-serif;
            font-size: 2.4rem;
            font-weight: 800;
            color: var(--white);
            line-height: 1;
        }
        .card-currency {
            font-size: 1rem;
            color: var(--red);
            margin-bottom: 0.3rem;
            font-weight: 700;
        }
        .card-period {
            font-size: 0.7rem;
            color: var(--white-dim);
            margin-bottom: 0.3rem;
            letter-spacing: 0.04em;
        }
        .card-divider {
            height: 1px;
            background: rgba(185, 44, 44, 0.12);
            margin: 1.4rem 0;
        }
        .card-features {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 0.75rem;
            margin-bottom: 2rem;
        }
        .card-features li {
            display: flex;
            align-items: center;
            gap: 0.65rem;
            font-size: 0.74rem;
            color: var(--white-dim);
            letter-spacing: 0.03em;
            line-height: 1.5;
        }
        .card-features li .check {
            width: 14px; height: 14px;
            flex-shrink: 0;
            border: 1px solid rgba(185, 44, 44, 0.5);
            display: flex;
            align-items: center;
            justify-content: center;
        }
        .card-features li .check svg { display: block; }
        .card-features li.dim { opacity: 0.38; }
        .card-btn {
            display: block;
            width: 100%;
            font-family: 'Space Mono', monospace;
            font-size: 0.74rem;
            letter-spacing: 0.1em;
            text-align: center;
            padding: 0.85rem 1rem;
            text-decoration: none;
            border: 1px solid rgba(185, 44, 44, 0.3);
            color: var(--white-dim);
            background: transparent;
            cursor: pointer;
            transition: all 0.25s;
        }
        .card-btn:hover {
            border-color: var(--red);
            color: var(--white);
            background: rgba(185, 44, 44, 0.1);
        }
        .card-btn.primary {
            background: var(--red);
            border-color: var(--red);
            color: #fff;
        }
        .card-btn.primary:hover {
            background: var(--red-bright);
            border-color: var(--red-bright);
            box-shadow: 0 0 24px rgba(185, 44, 44, 0.35);
        }
        footer {
            position: relative;
            z-index: 1;
            border-top: 1px solid rgba(185, 44, 44, 0.1);
            padding: 3rem 2.8rem 2.2rem;
            background: rgba(6, 4, 6, 0.85);
            backdrop-filter: blur(8px);
        }
        .footer-inner {
            max-width: 1100px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 2rem;
        }
        .footer-top {
            display: flex;
            justify-content: space-between;
            align-items: flex-start;
            flex-wrap: wrap;
            gap: 2rem;
        }
        .footer-logo {
            font-family: 'Syne', sans-serif;
            font-size: 1.2rem;
            font-weight: 800;
            color: var(--red);
            letter-spacing: 0.02em;
            margin-bottom: 0.6rem;
        }
        .footer-brand p {
            font-size: 0.72rem;
            color: var(--white-dim);
            line-height: 1.8;
            max-width: 220px;
        }
        .footer-links-group { display: flex; gap: 4rem; flex-wrap: wrap; }
        .footer-col h4 {
            font-size: 0.7rem;
            letter-spacing: 0.16em;
            text-transform: uppercase;
            color: var(--red);
            margin-bottom: 1rem;
        }
        .footer-col ul {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 0.6rem;
        }
        .footer-col ul li a {
            font-size: 0.72rem;
            color: var(--white-dim);
            text-decoration: none;
            letter-spacing: 0.04em;
            transition: color 0.2s;
            cursor: pointer;
        }
        .footer-col ul li a:hover { color: var(--white); }
        .footer-bottom {
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 1rem;
            padding-top: 1.8rem;
            border-top: 1px solid rgba(185, 44, 44, 0.07);
        }
        .footer-copy {
            font-size: 0.68rem;
            color: rgba(154, 144, 144, 0.45);
            letter-spacing: 0.06em;
        }
        .footer-discord {
            display: flex;
            align-items: center;
            gap: 0.5rem;
            font-size: 0.7rem;
            color: var(--white-dim);
            text-decoration: none;
            letter-spacing: 0.06em;
            border: 1px solid rgba(185, 44, 44, 0.2);
            padding: 0.42rem 0.9rem;
            transition: all 0.2s;
        }
        .footer-discord:hover {
            color: var(--white);
            border-color: rgba(185, 44, 44, 0.55);
            background: rgba(185, 44, 44, 0.06);
        }
        .footer-discord svg { flex-shrink: 0; }
        .sticky-cta {
            position: fixed;
            bottom: 2rem;
            left: 50%;
            transform: translateX(-50%) translateY(0);
            z-index: 200;
            font-family: 'Space Mono', monospace;
            font-size: 0.78rem;
            letter-spacing: 0.1em;
            color: #fff;
            background: 0;
            border: 1px solid var(--red-bright);
            padding: 0.85rem 2.4rem;
            text-decoration: none;
            cursor: pointer;
            opacity: 0.4;
            pointer-events: auto;
            white-space: nowrap;
            transition: transform 0.38s cubic-bezier(0.22, 1, 0.36, 1),
                opacity 0.38s,
                background 0.25s,
                box-shadow 0.25s;
        }
        .sticky-cta.hidden {
            opacity: 0;
            pointer-events: none;
            transform: translateX(-50%) translateY(100px);
        }
        .sticky-cta:hover { background: 0; opacity: 1; }
        .ground-line {
            position: fixed;
            bottom: 0; left: 0; right: 0;
            height: 2px;
            background: linear-gradient(90deg,
                transparent 0%,
                rgba(185, 44, 44, 0.06) 15%,
                rgba(185, 44, 44, 0.28) 40%,
                rgba(185, 44, 44, 0.28) 60%,
                rgba(185, 44, 44, 0.06) 85%,
                transparent 100%);
            z-index: 2;
        }