@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&display=swap');

:root {
    --bg-dark: #0b0e17;
    --bg-card: #141825;
    --bg-card-hover: #1a1f33;
    --accent-gold: #d4a853;
    --accent-gold-dim: rgba(212,168,83,0.15);
    --accent-blue: #4a7dff;
    --accent-purple: #8b5cf6;
    --text-primary: #e8e6e3;
    --text-secondary: #8b8fa3;
    --text-muted: #555a6e;
    --border-subtle: rgba(255,255,255,0.06);
    --glow-gold: 0 0 40px rgba(212,168,83,0.12);
}

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

html { scroll-behavior: smooth; }

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    background: var(--bg-dark);
    color: var(--text-primary);
    margin: 0;
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
}

a { color: var(--accent-gold); text-decoration: none; transition: color 0.2s; }
a:hover { color: #e6c168; }

/* ── Navbar ── */
.navbar-custom {
    background: rgba(11,14,23,0.85);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border-subtle);
    padding: 0.75rem 0;
    position: sticky;
    top: 0;
    z-index: 100;
}
.navbar-custom .brand {
    font-weight: 700;
    font-size: 1.15rem;
    color: var(--text-primary);
    letter-spacing: -0.02em;
}
.navbar-custom .brand span { color: var(--accent-gold); }
.navbar-custom .nav-link {
    color: var(--text-secondary);
    font-size: 0.9rem;
    font-weight: 500;
    padding: 0.4rem 0.9rem;
    border-radius: 8px;
    transition: all 0.2s;
}
.navbar-custom .nav-link:hover,
.navbar-custom .nav-link.active {
    color: var(--text-primary);
    background: rgba(255,255,255,0.05);
}

/* ── Hero ── */
.hero {
    position: relative;
    padding: 6rem 0 5rem;
    text-align: center;
    overflow: hidden;
}
.hero::before {
    content: '';
    position: absolute;
    top: -40%;
    left: 50%;
    transform: translateX(-50%);
    width: 800px;
    height: 800px;
    background: radial-gradient(circle, rgba(212,166,83,0.08) 0%, transparent 70%);
    pointer-events: none;
}
.hero h1 {
    font-size: 3.5rem;
    font-weight: 800;
    letter-spacing: -0.03em;
    line-height: 1.15;
    margin-bottom: 1rem;
}
.hero h1 .accent { color: var(--accent-gold); }
.hero .subtitle {
    font-size: 1.2rem;
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto;
    font-weight: 400;
}

/* ── Section ── */
.section { padding: 4rem 0; }
.section-title {
    font-size: 1.6rem;
    font-weight: 700;
    margin-bottom: 2rem;
    letter-spacing: -0.02em;
}
.section-title .line {
    display: inline-block;
    width: 40px;
    height: 3px;
    background: var(--accent-gold);
    border-radius: 2px;
    margin-right: 12px;
    vertical-align: middle;
}

/* ── Year card (hub page) ── */
.year-card {
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: 16px;
    padding: 2.5rem;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}
.year-card::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--accent-gold), var(--accent-purple));
    opacity: 0;
    transition: opacity 0.3s;
}
.year-card:hover {
    background: var(--bg-card-hover);
    border-color: rgba(212,168,83,0.2);
    transform: translateY(-4px);
    box-shadow: var(--glow-gold);
}
.year-card:hover::before { opacity: 1; }
.year-card .year-num {
    font-size: 4rem;
    font-weight: 800;
    letter-spacing: -0.04em;
    background: linear-gradient(135deg, var(--accent-gold), #e6c168);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1;
    margin-bottom: 1rem;
}
.year-card .year-label {
    font-size: 0.85rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    font-weight: 600;
    margin-bottom: 0.75rem;
}
.year-card .year-desc {
    color: var(--text-secondary);
    font-size: 0.95rem;
    margin-bottom: 1.5rem;
}
.year-card .tournaments-list {
    list-style: none;
    padding: 0;
    margin: 0 0 1.5rem;
}
.year-card .tournaments-list li {
    padding: 0.5rem 0;
    border-bottom: 1px solid var(--border-subtle);
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.9rem;
}
.year-card .tournaments-list li:last-child { border-bottom: none; }
.year-card .tournaments-list .badge-type {
    font-size: 0.7rem;
    padding: 0.2rem 0.55rem;
    border-radius: 6px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}
.badge-sync { background: rgba(74,125,255,0.15); color: #6b9aff; }
.badge-async { background: rgba(139,92,246,0.15); color: #a78bfa; }
.badge-rating { background: rgba(212,168,83,0.15); color: var(--accent-gold); }

/* ── Tournament detail cards ── */
.t-card {
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: 16px;
    padding: 2rem;
    margin-bottom: 1.5rem;
    transition: border-color 0.2s;
}
.t-card:hover { border-color: rgba(255,255,255,0.1); }
.t-card h4 {
    font-size: 1.15rem;
    font-weight: 700;
    margin-bottom: 1.2rem;
    letter-spacing: -0.01em;
}
.t-card .t-row {
    display: flex;
    justify-content: space-between;
    padding: 0.6rem 0;
    border-bottom: 1px solid var(--border-subtle);
    font-size: 0.9rem;
}
.t-card .t-row:last-child { border-bottom: none; }
.t-card .t-label { color: var(--text-muted); }
.t-card .t-value { font-weight: 600; text-align: right; }

/* ── Person list ── */
.person-list {
    list-style: none;
    padding: 0;
    margin: 0;
}
.person-list li {
    padding: 0.55rem 0;
    border-bottom: 1px solid var(--border-subtle);
    font-size: 0.88rem;
    color: var(--text-secondary);
}
.person-list li:last-child { border-bottom: none; }

/* ── Stat pill ── */
.stat-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 1rem;
    margin-bottom: 1.5rem;
}
.stat-pill {
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: 12px;
    padding: 1.2rem;
    text-align: center;
}
.stat-pill .stat-val {
    font-size: 1.8rem;
    font-weight: 800;
    letter-spacing: -0.03em;
    color: var(--accent-gold);
}
.stat-pill .stat-label {
    font-size: 0.75rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.08em;
    margin-top: 0.3rem;
}

/* ── Venue list (scrollable) ── */
.venue-scroll {
    max-height: 420px;
    overflow-y: auto;
    scrollbar-width: thin;
    scrollbar-color: rgba(255,255,255,0.1) transparent;
}
.venue-scroll::-webkit-scrollbar { width: 5px; }
.venue-scroll::-webkit-scrollbar-track { background: transparent; }
.venue-scroll::-webkit-scrollbar-thumb { background: rgba(255,255,255,0.1); border-radius: 3px; }

/* ── Link list ── */
.link-list {
    list-style: none;
    padding: 0;
    margin: 0;
}
.link-list li { margin-bottom: 0.6rem; }
.link-list a {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    padding: 0.7rem 1rem;
    background: rgba(255,255,255,0.03);
    border: 1px solid var(--border-subtle);
    border-radius: 10px;
    color: var(--text-secondary);
    font-size: 0.9rem;
    transition: all 0.2s;
}
.link-list a:hover {
    background: rgba(212,168,83,0.06);
    border-color: rgba(212,168,83,0.2);
    color: var(--text-primary);
}
.link-list a .arrow { margin-left: auto; color: var(--text-muted); font-size: 0.8rem; }

/* ── Charity banner ── */
.charity-banner {
    background: linear-gradient(135deg, rgba(212,168,83,0.08), rgba(139,92,246,0.08));
    border: 1px solid rgba(212,168,83,0.15);
    border-radius: 16px;
    padding: 2rem;
}
.charity-banner h3 {
    font-size: 1.15rem;
    font-weight: 700;
    margin-bottom: 0.75rem;
}
.charity-banner p {
    color: var(--text-secondary);
    font-size: 0.92rem;
    margin-bottom: 0;
}

/* ── Footer ── */
.footer {
    border-top: 1px solid var(--border-subtle);
    padding: 2.5rem 0;
    margin-top: 4rem;
    text-align: center;
    color: var(--text-muted);
    font-size: 0.85rem;
}

/* ── Private / locked section ── */
#lock-screen input:focus {
    outline: none;
    border-color: rgba(212,168,83,0.5);
    box-shadow: 0 0 0 3px rgba(212,168,83,0.12);
}
#decrypted-view h2 {
    font-size: 1.4rem;
    font-weight: 700;
    margin-bottom: 1rem;
    letter-spacing: -0.02em;
}
#decrypted-view h3 {
    font-size: 1.15rem;
    font-weight: 700;
    margin: 1.5rem 0 0.6rem;
    letter-spacing: -0.01em;
}
#decrypted-view p {
    color: var(--text-secondary);
    font-size: 0.95rem;
    margin-bottom: 1rem;
}
#decrypted-view .private-card {
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: 16px;
    padding: 2rem;
    margin-bottom: 1.5rem;
}
#decrypted-view .private-card h3 { margin-top: 0; }
#decrypted-view a {
    color: var(--accent-gold);
}
#decrypted-view img { max-width: 100%; border-radius: 12px; }

#decrypted-view .p-turn {
    font-size: 1.3rem;
    font-weight: 700;
    margin: 2rem 0 1rem;
    padding-top: 1.5rem;
    border-top: 1px solid var(--border-subtle);
    letter-spacing: -0.01em;
}
#decrypted-view .question-card {
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: 16px;
    padding: 1.5rem 1.6rem;
    margin-bottom: 1.25rem;
}
#decrypted-view .q-head {
    font-weight: 700;
    font-size: 1rem;
    color: var(--accent-gold);
    margin-bottom: 0.75rem;
}
#decrypted-view .q-body {
    font-size: 0.95rem;
    line-height: 1.55;
    color: var(--text-primary);
}
#decrypted-view .p-photo {
    margin-bottom: 0.75rem;
}
#decrypted-view .p-photo img {
    border: 1px solid var(--border-subtle);
    border-radius: 12px;
}
#decrypted-view details.p-ans {
    margin: 0.6rem 0 0;
    border: 1px solid var(--border-subtle);
    border-radius: 10px;
    background: rgba(255,255,255,0.02);
}
#decrypted-view details.p-ans summary {
    cursor: pointer;
    padding: 0.55rem 0.9rem;
    font-weight: 600;
    font-size: 0.9rem;
    color: var(--accent-gold);
    user-select: none;
    border-radius: 10px;
}
#decrypted-view details.p-ans summary:hover { background: rgba(255,255,255,0.04); }
#decrypted-view details.p-ans .p-ans-body {
    padding: 0.5rem 0.9rem 0.8rem;
    font-size: 0.92rem;
    line-height: 1.55;
    color: var(--text-secondary);
}
#decrypted-view details[open] summary {
    border-bottom: 1px solid var(--border-subtle);
    border-radius: 10px 10px 0 0;
}

/* ── Animations ── */
@keyframes fadeUp {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}
.animate-in { animation: fadeUp 0.6s ease both; }
.delay-1 { animation-delay: 0.1s; }
.delay-2 { animation-delay: 0.2s; }
.delay-3 { animation-delay: 0.3s; }
.delay-4 { animation-delay: 0.4s; }

/* ── Responsive ── */
@media (max-width: 768px) {
    .hero { padding: 4rem 0 3rem; }
    .hero h1 { font-size: 2.4rem; }
    .year-card .year-num { font-size: 3rem; }
    .stat-grid { grid-template-columns: repeat(2, 1fr); }
}