@import url('https://fonts.googleapis.com/css2?family=Playfair+Display:wght@600;700&family=Inter:wght@400;500;600&family=JetBrains+Mono:wght@400;500&display=swap');

:root {
    --bg-deep: #0d0d0f;
    --bg-surface: #141418;
    --amber: #f5a623;
    --amber-dim: #b87a1a;
    --text-primary: #e8e4da;
    --text-muted: #6b6760;
    --border: #2a2a30;
    --font-display: 'Playfair Display', serif;
    --font-body: 'Inter', sans-serif;
    --font-mono: 'JetBrains Mono', monospace;
}

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

html, body {
    height: 100%;
    background: var(--bg-deep);
    color: var(--text-primary);
    font-family: var(--font-body);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
}

/* ── Hero ── */
.hero {
    position: relative;
    height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    background:
        linear-gradient(rgba(0,0,0,0.55), rgba(0,0,0,0.55)),
        url('/static/img/hero.jpg') center/cover no-repeat;
}

.hero-content {
    position: relative;
    z-index: 1;
    max-width: 720px;
    padding: 0 24px;
}

.hero h1 {
    font-family: var(--font-display);
    font-size: clamp(2.4rem, 6vw, 4.2rem);
    font-weight: 700;
    color: var(--text-primary);
    letter-spacing: -0.02em;
    margin-bottom: 12px;
}

.hero .subtitle {
    font-size: clamp(1rem, 2.5vw, 1.3rem);
    color: var(--amber);
    font-weight: 500;
    letter-spacing: 0.08em;
    margin-bottom: 32px;
}

.hero .btn-cta {
    display: inline-block;
    padding: 14px 40px;
    background: var(--amber);
    color: var(--bg-deep);
    font-family: var(--font-body);
    font-size: 1rem;
    font-weight: 600;
    border-radius: 6px;
    text-decoration: none;
    transition: background 0.25s, transform 0.2s;
}

.hero .btn-cta:hover {
    background: var(--amber-dim);
    transform: translateY(-2px);
}

/* ── Section ── */
.section {
    max-width: 960px;
    margin: 0 auto;
    padding: 80px 24px;
}

.section h2 {
    font-family: var(--font-display);
    font-size: 2rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 16px;
    text-align: center;
}

.section .about-text {
    color: var(--text-muted);
    font-size: 1.05rem;
    text-align: center;
    max-width: 640px;
    margin: 0 auto 48px;
    line-height: 1.8;
}

/* ── Cards grid ── */
.cards-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 20px;
}

.card {
    background: var(--bg-surface);
    border: 1px solid var(--border);
    border-radius: 10px;
    padding: 32px 20px;
    text-align: center;
    text-decoration: none;
    color: var(--text-primary);
    transition: border-color 0.25s, box-shadow 0.25s, transform 0.2s;
}

.card:hover {
    border-color: var(--amber);
    box-shadow: 0 0 20px rgba(245,166,35,0.12);
    transform: translateY(-4px);
}

.card-locked {
    opacity: 0.55;
}

.card-locked:hover {
    opacity: 0.8;
    border-color: var(--border);
    box-shadow: none;
    transform: none;
}

.card-icon {
    font-size: 2.2rem;
    margin-bottom: 12px;
    display: block;
}

.card h3 {
    font-family: var(--font-display);
    font-size: 1.15rem;
    font-weight: 600;
    margin-bottom: 6px;
}

.card p {
    font-size: 0.85rem;
    color: var(--text-muted);
    font-family: var(--font-mono);
}

/* ── Footer ── */
.landing-footer {
    text-align: center;
    padding: 32px 24px;
    border-top: 1px solid var(--border);
    color: var(--text-muted);
    font-size: 0.8rem;
    font-family: var(--font-mono);
}

/* ── Scrollbar ── */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--bg-deep); }
::-webkit-scrollbar-thumb { background: var(--border); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--text-muted); }

/* ── Responsive ── */
@media (max-width: 600px) {
    .section { padding: 48px 16px; }
    .cards-grid { grid-template-columns: 1fr 1fr; }
}