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

:root {
    --bg: #080808;
    --text: #e4dcd0;
    --accent: #c9a84c;
    --accent-dim: rgba(201, 168, 76, 0.15);
    --muted: #736b5e;
    --faint: #2a2622;
    --card-bg: rgba(255, 255, 255, 0.025);
    --card-border: rgba(255, 255, 255, 0.06);
    --serif: Georgia, 'Noto Serif', 'Palatino Linotype', 'Book Antiqua', serif;
    --sans: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
    --mono: Consolas, 'Fira Code', 'SF Mono', Monaco, 'Courier New', monospace;
}

html {
    font-size: 16px;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    scroll-behavior: smooth;
}

/* ━━ Ink-wash background ━━ */

body {
    background: var(--bg);
    color: var(--text);
    font-family: var(--sans);
    line-height: 1.6;
    min-height: 100vh;
    position: relative;
    overflow-x: hidden;
}

body::before {
    content: '';
    position: fixed;
    inset: 0;
    z-index: -2;
    background:
        radial-gradient(ellipse 120% 80% at 15% 20%, rgba(40, 35, 28, 0.7) 0%, transparent 70%),
        radial-gradient(ellipse 100% 60% at 85% 75%, rgba(35, 30, 25, 0.6) 0%, transparent 65%),
        radial-gradient(ellipse 80% 100% at 50% 10%, rgba(30, 28, 24, 0.5) 0%, transparent 60%),
        radial-gradient(circle 50% at 70% 40%, rgba(50, 44, 35, 0.25) 0%, transparent 50%);
}

body::after {
    content: '';
    position: fixed;
    inset: 0;
    z-index: -1;
    background:
        repeating-linear-gradient(
            0deg,
            transparent,
            transparent 2px,
            rgba(255, 255, 255, 0.006) 2px,
            rgba(255, 255, 255, 0.006) 4px
        );
    pointer-events: none;
}

.container {
    max-width: 640px;
    margin: 0 auto;
    padding: 0 2rem;
}

/* ━━ Hero ━━ */

.hero {
    padding: 5rem 0 3rem;
    text-align: center;
    position: relative;
}

.hero--compact {
    padding: 6rem 0 2rem;
}

.hero-mark {
    width: 48px;
    height: 48px;
    margin: 0 auto 2rem;
    border-radius: 50%;
    background: radial-gradient(circle, var(--accent) 0%, rgba(201, 168, 76, 0) 70%);
    opacity: 0.35;
    filter: blur(8px);
}

.hero-title {
    font-family: var(--serif);
    font-size: 5.5rem;
    font-weight: 300;
    letter-spacing: 0.18em;
    color: var(--accent);
    text-transform: uppercase;
    margin-bottom: 1.5rem;
    text-shadow: 0 0 60px rgba(201, 168, 76, 0.12);
}

.hero-sub {
    font-family: var(--serif);
    font-size: 0.9rem;
    font-weight: 400;
    color: var(--muted);
    letter-spacing: 0.25em;
    text-transform: uppercase;
    margin-bottom: 2.5rem;
}

.hero-desc {
    font-family: var(--serif);
    font-size: 1.05rem;
    line-height: 1.9;
    color: var(--muted);
    max-width: 30em;
    margin: 0 auto;
}

/* ━━ CTA ━━ */

.cta {
    text-align: center;
    padding: 3rem 0;
}

.btn {
    display: inline-block;
    color: var(--accent);
    text-decoration: none;
    font-family: var(--sans);
    font-size: 0.9rem;
    font-weight: 500;
    letter-spacing: 0.06em;
    padding: 0.8rem 2.8rem;
    border: 1px solid rgba(201, 168, 76, 0.4);
    border-radius: 3px;
    background: var(--accent-dim);
    transition: all 0.3s ease;
}

.btn:hover {
    background: var(--accent);
    color: var(--bg);
    border-color: var(--accent);
    box-shadow: 0 0 30px rgba(201, 168, 76, 0.15);
}

.cta-explain {
    font-family: var(--serif);
    font-size: 0.9rem;
    color: var(--text);
    line-height: 1.7;
    margin-bottom: 1.5rem;
    max-width: 26em;
    margin-left: auto;
    margin-right: auto;
}

.cta-note {
    font-size: 0.75rem;
    color: var(--muted);
    margin-top: 1rem;
    letter-spacing: 0.08em;
}

/* ━━ Features ━━ */

.features {
    display: grid;
    gap: 1px;
    padding: 4rem 0;
    border-top: 1px solid var(--faint);
    border-bottom: 1px solid var(--faint);
}

.feature {
    padding: 1.8rem 0;
}

.feature + .feature {
    border-top: 1px solid var(--faint);
}

.feature-label {
    font-family: var(--serif);
    font-size: 0.8rem;
    font-weight: 400;
    color: var(--accent);
    letter-spacing: 0.15em;
    text-transform: uppercase;
    display: block;
    margin-bottom: 0.6rem;
}

.feature p {
    font-size: 0.9rem;
    color: var(--muted);
    line-height: 1.7;
}

/* ━━ Footer ━━ */

.foot {
    text-align: center;
    padding: 4rem 0 6rem;
}

.foot p {
    font-size: 0.75rem;
    color: var(--muted);
    letter-spacing: 0.04em;
}

.foot a {
    color: var(--muted);
    text-decoration: underline;
    text-underline-offset: 3px;
    transition: color 0.2s;
}

.foot a:hover {
    color: var(--accent);
}

/* ━━ Passage Card ━━ */

.passage-card {
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: 6px;
    padding: 3rem 2.5rem;
    margin: 2rem 0;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.passage-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 60%;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--accent), transparent);
    opacity: 0.3;
}

.passage-label {
    font-family: var(--serif);
    font-size: 0.85rem;
    color: var(--muted);
    letter-spacing: 0.04em;
    margin-bottom: 2rem;
}

.passage-ref {
    margin-bottom: 2rem;
}

.passage-file {
    display: block;
    font-family: var(--mono);
    font-size: 1.6rem;
    color: var(--text);
    letter-spacing: 0.05em;
    margin-bottom: 0.5rem;
}

.passage-range {
    display: block;
    font-family: var(--mono);
    font-size: 0.95rem;
    color: var(--muted);
}

.passage-action {
    margin: 1.5rem 0;
}

.passage-status {
    font-size: 0.85rem;
    color: var(--muted);
    letter-spacing: 0.06em;
}

/* ━━ Fallback ━━ */

.passage-fallback {
    opacity: 0;
    transform: translateY(8px);
    transition: opacity 0.6s ease, transform 0.6s ease;
    margin-top: 2rem;
    padding-top: 2rem;
    border-top: 1px solid var(--faint);
}

.passage-fallback.visible {
    opacity: 1;
    transform: translateY(0);
}

.fallback-msg {
    font-family: var(--serif);
    font-size: 0.9rem;
    line-height: 1.8;
    color: var(--text);
    margin-bottom: 1.5rem;
}

.fallback-msg strong {
    color: var(--accent);
    font-weight: 400;
}

.fallback-hint {
    font-size: 0.75rem;
    color: var(--muted);
    margin-top: 1.2rem;
    font-style: italic;
}

/* ━━ Dot animation ━━ */

.dots span {
    animation: dot-fade 1.4s infinite;
    opacity: 0;
}

.dots span:nth-child(1) { animation-delay: 0s; }
.dots span:nth-child(2) { animation-delay: 0.2s; }
.dots span:nth-child(3) { animation-delay: 0.4s; }

@keyframes dot-fade {
    0%, 20% { opacity: 0; }
    40%, 60% { opacity: 1; }
    80%, 100% { opacity: 0; }
}

/* ━━ Responsive ━━ */

@media (max-width: 480px) {
    .hero { padding: 3rem 0 2rem; }
    .hero--compact { padding: 4rem 0 1.5rem; }
    .hero-title { font-size: 3.5rem; }
    .hero-sub { font-size: 0.75rem; }
    .hero-desc { font-size: 0.95rem; }
    .passage-card { padding: 2rem 1.5rem; }
    .passage-file { font-size: 1.3rem; }
    .container { padding: 0 1.25rem; }
}