:root {
    color-scheme: dark;
    --ink: #e9f0e3;
    --ink-soft: #c7d0c0;
    --glow: #cfff72;
    --lime: #b7ff4a;
    --sage: #9ac48c;
    --stone: #1b2219;
    --paper: #0e120c;
    --shadow: rgba(7, 10, 6, 0.6);
    --muted: rgba(199, 208, 192, 0.7);
    --accent: #b7ff4a;
    --stroke: rgba(183, 255, 74, 0.22);
    --font-display: "Unbounded", "Trebuchet MS", sans-serif;
    --font-body: "Instrument Sans", "Segoe UI", sans-serif;
}

* {
    box-sizing: border-box;
}

body {
    margin: 0;
    min-height: 100vh;
    font-family: var(--font-body);
    color: var(--ink);
    background: radial-gradient(circle at 10% 10%, rgba(183, 255, 74, 0.15), transparent 55%),
        radial-gradient(circle at 90% 20%, rgba(135, 200, 120, 0.15), transparent 45%),
        linear-gradient(160deg, #0a0d09 0%, #121a12 50%, #0b0e0a 100%);
    overflow-x: hidden;
}

.page-background {
    position: fixed;
    inset: 0;
    z-index: -1;
    background-image: linear-gradient(120deg, rgba(199, 255, 67, 0.08) 0%, rgba(17, 19, 15, 0) 45%),
        radial-gradient(circle at 10% 70%, rgba(183, 255, 74, 0.25), transparent 55%),
        radial-gradient(circle at 90% 80%, rgba(154, 196, 140, 0.2), transparent 50%);
}

.page {
    padding: 64px 20px 96px;
    max-width: 1100px;
    margin: 0 auto;
}

.site-header {
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 24px 16px 0;
    position: relative;
    z-index: 2;
}

.logo-link img {
    width: clamp(160px, 24vw, 220px);
    height: auto;
    opacity: 0.85;
    transition: opacity 0.2s ease;
}

.logo-link:hover img {
    opacity: 1;
}

.hero {
    display: grid;
    gap: 24px;
    padding: 32px clamp(20px, 5vw, 48px);
    background: rgba(12, 16, 11, 0.78);
    border-radius: 32px;
    box-shadow: 0 24px 60px var(--shadow);
    backdrop-filter: blur(8px);
    border: 1px solid rgba(183, 255, 74, 0.12);
}

.pill {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 16px;
    border-radius: 999px;
    background: rgba(183, 255, 74, 0.2);
    color: var(--ink);
    font-size: 0.9rem;
    letter-spacing: 0.04em;
    text-transform: uppercase;
    font-weight: 600;
}

h1 {
    font-family: var(--font-display);
    font-size: clamp(2.6rem, 6vw, 4.6rem);
    margin: 0;
    letter-spacing: 0.02em;
}

h2 {
    font-size: clamp(1.3rem, 3vw, 1.8rem);
    margin: 0;
    color: var(--ink-soft);
    font-weight: 600;
}

.lead {
    font-size: 1.1rem;
    line-height: 1.7;
    margin: 0;
}

.hero-lines {
    display: grid;
    gap: 6px;
    font-weight: 600;
}

.hero-lines span {
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

.section {
    margin-top: 56px;
}

.section-kicker {
    font-family: var(--font-display);
    font-size: 1.1rem;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--ink-soft);
}

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

.feature-card {
    background: rgba(15, 21, 14, 0.88);
    border-radius: 24px;
    padding: 24px 22px;
    box-shadow: 0 18px 40px var(--shadow);
    border: 1px solid rgba(183, 255, 74, 0.08);
}

.video-embed {
    margin-top: 24px;
    background: rgba(12, 16, 11, 0.8);
    border-radius: 24px;
    border: 1px solid rgba(183, 255, 74, 0.12);
    box-shadow: 0 18px 40px var(--shadow);
    overflow: hidden;
    position: relative;
    padding-top: 56.25%;
}

.video-embed iframe {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    border: 0;
}

.feature-card h3 {
    margin: 0 0 14px;
    font-family: var(--font-display);
    font-size: 1.3rem;
}

.feature-card ul {
    list-style: none;
    padding: 0;
    margin: 0;
    display: grid;
    gap: 10px;
    font-size: 0.98rem;
    line-height: 1.6;
}

.feature-card li {
    position: relative;
    padding-left: 18px;
}

.feature-card li::before {
    content: "";
    position: absolute;
    left: 0;
    top: 0.6em;
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--lime);
    box-shadow: 0 0 0 2px rgba(183, 255, 74, 0.25);
}

.feature-card li.muted::before {
    background: var(--sage);
}

.muted {
    color: rgba(199, 208, 192, 0.72);
}

.cta-button {
    display: inline-flex;
    justify-content: center;
    align-items: center;
    padding: 18px 42px;
    border-radius: 16px;
    font-size: 1.1rem;
    font-weight: 700;
    letter-spacing: 0.02em;
    text-transform: uppercase;
    color: #091008;
    background: linear-gradient(135deg, #b7ff4a, #7ee36f);
    border: 1px solid rgba(183, 255, 74, 0.4);
    text-decoration: none;
    width: 100%;
    box-shadow: 0 16px 30px rgba(120, 255, 110, 0.25);
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.cta-row {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 16px;
    flex-wrap: wrap;
    width: 100%;
}

.cta-row .cta-button {
    flex: 1 1 0;
}

.cta-button:hover {
    transform: translateY(-2px);
    box-shadow: 0 18px 36px rgba(120, 255, 110, 0.35);
}

.cta-button.fab {
    color: #1a1005;
    background: linear-gradient(120deg, #ff8a2b, #ff6a3d);
    border-color: rgba(255, 138, 43, 0.6);
    box-shadow: 0 16px 30px rgba(255, 138, 43, 0.35);
}

.cta-button.fab:hover {
    box-shadow: 0 18px 36px rgba(255, 138, 43, 0.45);
}

.doc-panel {
    background: rgba(10, 14, 9, 0.9);
    border-radius: 20px;
    border: 1px solid rgba(183, 255, 74, 0.16);
    padding: 18px 20px;
    box-shadow: 0 16px 36px var(--shadow);
}

.doc-panel summary {
    cursor: pointer;
    font-family: var(--font-display);
    font-size: 1.1rem;
    color: var(--ink);
    list-style: none;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    padding: 6px 0;
}

.doc-panel summary::-webkit-details-marker {
    display: none;
}

.doc-panel summary::after {
    content: "+";
    font-size: 1.2rem;
    color: var(--lime);
}

.doc-panel[open] summary::after {
    content: "–";
}

.doc-content {
    margin-top: 16px;
    color: var(--ink-soft);
    line-height: 1.7;
    display: grid;
    gap: 18px;
}

.doc-block {
    padding: 16px 18px;
    border-radius: 16px;
    border: 1px solid rgba(183, 255, 74, 0.12);
    background: rgba(12, 16, 11, 0.75);
}

.doc-content h3 {
    font-family: var(--font-display);
    margin: 0 0 8px;
    font-size: 1.1rem;
    color: var(--ink);
}

.doc-content h4 {
    margin: 12px 0 6px;
    font-size: 0.95rem;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    color: var(--ink-soft);
}

.doc-content p {
    margin: 0 0 10px;
}

.doc-content ul,
.doc-content ol {
    margin: 0 0 12px 18px;
    padding: 0;
}

.doc-content li {
    margin: 6px 0;
}

.doc-content li.doc-icon {
    display: flex;
    align-items: center;
    gap: 10px;
}

.doc-content li.doc-icon img {
    width: 22px;
    height: 22px;
    flex: 0 0 22px;
    border-radius: 4px;
    box-shadow: 0 0 0 1px rgba(183, 255, 74, 0.15);
}

.table-wrap {
    overflow-x: auto;
    border-radius: 12px;
    border: 1px solid rgba(183, 255, 74, 0.12);
    background: rgba(10, 14, 9, 0.8);
    margin: 10px 0 12px;
}

.doc-table {
    width: 100%;
    border-collapse: collapse;
    min-width: 520px;
    font-size: 0.92rem;
}

.doc-table th,
.doc-table td {
    text-align: left;
    padding: 12px 14px;
    border-bottom: 1px solid rgba(183, 255, 74, 0.08);
}

.doc-table th {
    color: var(--ink);
    font-weight: 600;
    background: rgba(183, 255, 74, 0.1);
}

.doc-table tr:last-child td {
    border-bottom: none;
}

.stagger {
    opacity: 0;
    transform: translateY(14px);
    animation: fadeUp 0.7s ease forwards;
    animation-delay: var(--delay, 0s);
}

@keyframes fadeUp {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@media (max-width: 720px) {
    .page {
        padding: 40px 16px 72px;
    }

    .hero {
        padding: 28px 20px;
    }

    .feature-card {
        padding: 22px 18px;
    }
}

@media (prefers-reduced-motion: reduce) {
    .stagger {
        opacity: 1;
        transform: none;
        animation: none;
    }
}