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

:root {
    --bg: #08090d;
    --bg-2: #0e1017;
    --bg-card: rgba(255,255,255,0.03);
    --bg-card-h: rgba(255,255,255,0.06);
    --border: rgba(255,255,255,0.06);
    --border-h: rgba(255,255,255,0.12);
    --text: #e8ecf4;
    --text-2: rgba(232,236,244,0.55);
    --text-3: rgba(232,236,244,0.3);
    --blue: #5b9cf6;
    --cyan: #4fd1c5;
    --green: #48bb78;
    --yellow: #ecc94b;
    --orange: #ed8936;
    --purple: #9f7aea;
    --red: #fc8181;
    --r: 14px;
    --r-lg: 20px;
    --max: 1060px;
}

html { scroll-behavior: smooth; -webkit-font-smoothing: antialiased; }
body {
    font-family: 'SF Pro Display', -apple-system, BlinkMacSystemFont, system-ui, sans-serif;
    background: var(--bg);
    color: var(--text);
    line-height: 1.55;
    overflow-x: hidden;
}

/* noise overlay */
body::after {
    content: '';
    position: fixed;
    inset: 0;
    z-index: 9999;
    pointer-events: none;
    opacity: 0.025;
    background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
    background-repeat: repeat;
    background-size: 128px;
}

a { color: inherit; text-decoration: none; }
img { display: block; max-width: 100%; }
button { font: inherit; cursor: pointer; }

.w { max-width: var(--max); margin: 0 auto; padding: 0 24px; }

/* ===== Nav ===== */
nav {
    position: fixed; top: 0; left: 0; right: 0; z-index: 100;
    padding: 14px 0;
    backdrop-filter: blur(16px); -webkit-backdrop-filter: blur(16px);
    background: rgba(8,9,13,0.75);
    border-bottom: 1px solid var(--border);
}
nav .w { display: flex; align-items: center; justify-content: space-between; }

.n-brand {
    display: flex; align-items: center; gap: 9px;
    font-weight: 700; font-size: 0.95rem;
}
.n-logo {
    width: 28px; height: 28px;
    background: linear-gradient(135deg, var(--blue), var(--cyan));
    border-radius: 7px;
    display: grid; place-items: center;
}
.n-logo svg { width: 16px; height: 16px; }

.n-links { display: flex; align-items: center; gap: 24px; list-style: none; }
.n-links a { font-size: 0.82rem; color: var(--text-2); transition: color .2s; font-weight: 500; }
.n-links a:hover { color: var(--text); }

.lang-sw {
    display: flex; border: 1px solid var(--border); border-radius: 7px; overflow: hidden;
}
.lang-sw button {
    background: none; border: none; color: var(--text-3);
    font-size: 0.72rem; font-weight: 700; padding: 5px 10px;
    letter-spacing: 0.03em; transition: all .2s;
}
.lang-sw button.on { background: var(--blue); color: #fff; }

.n-mob { display: none; background: none; border: none; color: var(--text); font-size: 20px; }

/* ===== Hero ===== */
.hero {
    min-height: 100vh; min-height: 100dvh;
    display: flex; align-items: center; justify-content: center;
    text-align: center; padding: 100px 0 80px;
    position: relative;
}

/* Subtle radial glow */
.hero::before {
    content: ''; position: absolute;
    top: -15%; left: 50%; transform: translateX(-50%);
    width: 700px; height: 700px;
    background: radial-gradient(circle, rgba(91,156,246,0.07) 0%, transparent 65%);
    pointer-events: none;
}

.hero-top {
    display: inline-flex; align-items: center; gap: 8px;
    border: 1px solid var(--border);
    padding: 6px 16px 6px 8px;
    border-radius: 100px;
    font-size: 0.78rem; font-weight: 500; color: var(--text-2);
    margin-bottom: 32px;
}
.hero-dot {
    width: 7px; height: 7px; border-radius: 50%;
    background: var(--green);
    box-shadow: 0 0 8px var(--green);
    animation: pulse 2s ease-in-out infinite;
}
@keyframes pulse { 0%,100%{ opacity:1; } 50%{ opacity:.4; } }

.hero h1 {
    font-size: clamp(2.6rem, 5.5vw, 4.2rem);
    font-weight: 750; line-height: 1.08;
    letter-spacing: -0.03em;
    margin-bottom: 20px;
}
.hero h1 span {
    background: linear-gradient(135deg, var(--blue), var(--cyan));
    -webkit-background-clip: text; background-clip: text;
    -webkit-text-fill-color: transparent;
}
.hero > .w > p {
    font-size: 1.05rem; color: var(--text-2);
    max-width: 440px; margin: 0 auto 36px;
    line-height: 1.65;
}

.hero-btns { display: flex; gap: 12px; justify-content: center; flex-wrap: wrap; }
.btn {
    display: inline-flex; align-items: center; gap: 8px;
    padding: 12px 24px; border-radius: 10px;
    font-size: 0.88rem; font-weight: 600;
    transition: transform .2s, box-shadow .2s;
}
.btn:hover { transform: translateY(-1px); }
.btn-p {
    background: linear-gradient(135deg, var(--blue), var(--cyan));
    color: #fff;
    box-shadow: 0 4px 20px rgba(91,156,246,0.25);
}
.btn-p:hover { box-shadow: 0 6px 28px rgba(91,156,246,0.35); }
.btn-s {
    background: var(--bg-card);
    border: 1px solid var(--border);
    color: var(--text);
}
.btn-s:hover { border-color: var(--border-h); background: var(--bg-card-h); }
.btn svg { width: 18px; height: 18px; flex-shrink: 0; }

/* ===== Device mockup ===== */
.hero-visual {
    margin-top: 64px;
    position: relative;
    display: flex; justify-content: center; gap: 24px;
    perspective: 1000px;
}

.device-mac {
    width: 580px; max-width: 80vw;
    border-radius: 12px;
    border: 1px solid var(--border);
    background: var(--bg-2);
    overflow: hidden;
    box-shadow: 0 20px 60px rgba(0,0,0,0.5);
}
.device-mac-bar {
    height: 32px; background: rgba(255,255,255,0.04);
    display: flex; align-items: center; padding: 0 12px; gap: 6px;
    border-bottom: 1px solid var(--border);
}
.device-mac-dot { width: 10px; height: 10px; border-radius: 50%; }
.device-mac-dot:nth-child(1) { background: #ff5f57; }
.device-mac-dot:nth-child(2) { background: #febc2e; }
.device-mac-dot:nth-child(3) { background: #28c840; }
.device-mac-body {
    aspect-ratio: 16/10;
    display: grid; place-items: center;
    color: var(--text-3); font-size: 0.85rem;
    position: relative; overflow: hidden;
}

/* Animated timer inside mac mockup */
.mock-timer {
    text-align: center;
}
.mock-timer-ring {
    width: 120px; height: 120px;
    border-radius: 50%;
    border: 3px solid var(--border);
    position: relative;
    margin: 0 auto 16px;
}
.mock-timer-ring::after {
    content: '';
    position: absolute; inset: -3px;
    border-radius: 50%;
    border: 3px solid transparent;
    border-top-color: var(--blue);
    animation: spin 4s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }
.mock-timer-time {
    position: absolute; inset: 0;
    display: grid; place-items: center;
    font-size: 1.5rem; font-weight: 700;
    font-variant-numeric: tabular-nums;
    color: var(--text);
}
.mock-timer-label {
    font-size: 0.75rem; color: var(--text-2);
    font-weight: 500;
}

.device-phone {
    width: 160px;
    border-radius: 24px;
    border: 1px solid var(--border);
    background: var(--bg-2);
    overflow: hidden;
    box-shadow: 0 20px 60px rgba(0,0,0,0.5);
    position: absolute;
    right: -40px; bottom: -20px;
}
.device-phone-notch {
    height: 24px; display: flex; justify-content: center; padding-top: 6px;
}
.device-phone-notch-inner {
    width: 60px; height: 14px;
    background: var(--bg); border-radius: 10px;
}
.device-phone-body {
    aspect-ratio: 9/16;
    display: grid; place-items: center;
    color: var(--text-3); font-size: 0.75rem;
    padding: 8px;
}

/* ===== Rule ===== */
.rule { padding: 100px 0; }
.rule .w { display: grid; grid-template-columns: 1fr 1fr; gap: 64px; align-items: center; }

.rule-text h2 {
    font-size: 2rem; font-weight: 750; letter-spacing: -0.02em;
    margin-bottom: 16px; line-height: 1.15;
}
.rule-text p { color: var(--text-2); max-width: 400px; }

.rule-steps { display: flex; flex-direction: column; gap: 16px; }
.rule-step {
    display: flex; align-items: center; gap: 20px;
    padding: 20px 24px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--r);
    transition: border-color .2s, background .2s;
}
.rule-step:hover { border-color: var(--border-h); background: var(--bg-card-h); }

.rule-num {
    font-size: 2.2rem; font-weight: 800; line-height: 1;
    min-width: 56px; text-align: center;
    font-variant-numeric: tabular-nums;
}
.rule-step:nth-child(1) .rule-num { color: var(--blue); }
.rule-step:nth-child(2) .rule-num { color: var(--green); }
.rule-step:nth-child(3) .rule-num { color: var(--cyan); }

.rule-step-text strong { display: block; font-weight: 600; margin-bottom: 2px; }
.rule-step-text span { font-size: 0.85rem; color: var(--text-2); }

/* ===== Bento Features ===== */
.bento { padding: 100px 0; background: var(--bg-2); }
.bento-head { margin-bottom: 48px; }
.bento-head h2 {
    font-size: 2rem; font-weight: 750; letter-spacing: -0.02em;
    margin-bottom: 10px;
}
.bento-head p { color: var(--text-2); max-width: 460px; }

.bento-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    grid-auto-rows: auto;
    gap: 14px;
}

.b-card {
    padding: 28px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--r);
    transition: border-color .3s, background .3s;
    position: relative; overflow: hidden;
}
.b-card:hover { border-color: var(--border-h); background: var(--bg-card-h); }

.b-card.span-2 { grid-column: span 2; }

.b-icon {
    width: 40px; height: 40px;
    border-radius: 10px;
    display: grid; place-items: center;
    margin-bottom: 16px;
}
.b-icon svg { width: 20px; height: 20px; }

.b-card h3 { font-size: 0.95rem; font-weight: 650; margin-bottom: 6px; }
.b-card p { font-size: 0.85rem; color: var(--text-2); line-height: 1.55; max-width: 320px; }

/* icon colors */
.bi-blue { background: rgba(91,156,246,0.12); color: var(--blue); }
.bi-green { background: rgba(72,187,120,0.12); color: var(--green); }
.bi-purple { background: rgba(159,122,234,0.12); color: var(--purple); }
.bi-cyan { background: rgba(79,209,197,0.12); color: var(--cyan); }
.bi-orange { background: rgba(237,137,54,0.12); color: var(--orange); }
.bi-yellow { background: rgba(236,201,75,0.12); color: var(--yellow); }

/* ===== Platforms ===== */
.plat { padding: 100px 0; }
.plat .w { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }

.plat-card {
    padding: 36px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--r-lg);
    transition: border-color .3s;
}
.plat-card:hover { border-color: var(--border-h); }

.plat-card h3 {
    display: flex; align-items: center; gap: 10px;
    font-size: 1.15rem; font-weight: 700; margin-bottom: 8px;
}
.plat-card h3 svg { width: 22px; height: 22px; color: var(--text-2); }
.plat-card > p { font-size: 0.85rem; color: var(--text-2); margin-bottom: 20px; }

.plat-list { list-style: none; display: flex; flex-direction: column; gap: 10px; }
.plat-list li {
    display: flex; align-items: center; gap: 10px;
    font-size: 0.85rem; color: var(--text-2);
}
.plat-check {
    width: 18px; height: 18px; flex-shrink: 0;
    border-radius: 50%;
    background: rgba(72,187,120,0.12);
    display: grid; place-items: center;
}
.plat-check svg { width: 10px; height: 10px; color: var(--green); }

/* ===== Pro ===== */
.pro { padding: 100px 0; background: var(--bg-2); position: relative; overflow: hidden; }
.pro::before {
    content: ''; position: absolute;
    top: -100px; right: -100px;
    width: 500px; height: 500px;
    background: radial-gradient(circle, rgba(236,201,75,0.04), transparent 65%);
    pointer-events: none;
}
.pro .w { position: relative; z-index: 1; text-align: center; }

.pro-pill {
    display: inline-flex; align-items: center; gap: 6px;
    background: linear-gradient(135deg, var(--yellow), var(--orange));
    color: #000; font-weight: 700; font-size: 0.78rem;
    padding: 6px 16px; border-radius: 100px;
    margin-bottom: 20px;
}
.pro-pill svg { width: 14px; height: 14px; }

.pro h2 {
    font-size: 2rem; font-weight: 750; letter-spacing: -0.02em;
    margin-bottom: 10px;
}
.pro > .w > p { color: var(--text-2); max-width: 420px; margin: 0 auto; }

.pro-grid {
    display: grid; grid-template-columns: repeat(3, 1fr);
    gap: 14px; margin-top: 40px; text-align: left;
}
.pro-item {
    padding: 22px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--r);
    transition: border-color .3s;
}
.pro-item:hover { border-color: var(--border-h); }
.pro-item h4 { font-size: 0.9rem; font-weight: 650; margin-bottom: 4px; }
.pro-item p { font-size: 0.8rem; color: var(--text-2); line-height: 1.5; }

/* ===== CTA ===== */
.cta {
    padding: 120px 0; text-align: center;
    position: relative;
}
.cta::before {
    content: ''; position: absolute;
    bottom: 0; left: 50%; transform: translateX(-50%);
    width: 600px; height: 300px;
    background: radial-gradient(ellipse, rgba(79,209,197,0.06), transparent 70%);
    pointer-events: none;
}
.cta .w { position: relative; z-index: 1; }
.cta h2 {
    font-size: clamp(1.8rem, 4vw, 2.8rem);
    font-weight: 750; letter-spacing: -0.025em;
    margin-bottom: 12px;
}
.cta p { color: var(--text-2); margin-bottom: 36px; }

/* ===== Footer ===== */
footer {
    padding: 32px 0;
    border-top: 1px solid var(--border);
}
footer .w {
    display: flex; align-items: center; justify-content: space-between;
    flex-wrap: wrap; gap: 12px;
}
.f-left { font-size: 0.8rem; color: var(--text-3); }
.f-links { display: flex; gap: 20px; list-style: none; }
.f-links a { font-size: 0.8rem; color: var(--text-3); transition: color .2s; }
.f-links a:hover { color: var(--text); }

/* ===== Scroll Animation ===== */
.v {
    opacity: 0; transform: translateY(20px);
    transition: opacity .55s ease, transform .55s ease;
}
.v.show { opacity: 1; transform: translateY(0); }

/* ===== Responsive ===== */
@media (max-width: 800px) {
    section, .bento, .pro, .cta { padding: 64px 0; }
    .n-links { display: none; }
    .n-links.open {
        display: flex; flex-direction: column;
        position: absolute; top: 100%; left: 0; right: 0;
        background: var(--bg-2); border: 1px solid var(--border);
        border-radius: 0 0 var(--r) var(--r);
        padding: 16px; gap: 14px; margin-top: 14px;
    }
    .n-mob { display: block; }

    .rule .w { grid-template-columns: 1fr; gap: 40px; }
    .bento-grid { grid-template-columns: 1fr; }
    .b-card.span-2 { grid-column: span 1; }
    .plat .w { grid-template-columns: 1fr; }
    .pro-grid { grid-template-columns: 1fr; }

    .device-phone { display: none; }
    .device-mac { width: 100%; }

    .hero h1 { font-size: 2.2rem; }
    .hero-visual { margin-top: 48px; }
}