:root {
    --background: #0f172a;
    --surface: #111c36;
    --highlight: #1d2a4a;
    --accent: #f97316;
    --text-primary: #e2e8f0;
    --text-secondary: #cbd5f5;
    --muted: #64748b;
    --border: rgba(226, 232, 240, 0.08);
}

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

body {
    margin: 0;
    font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
    background: linear-gradient(135deg, rgba(15, 23, 42, 0.95), #020617);
    color: var(--text-primary);
    min-height: 100vh;
}

a {
    color: inherit;
    text-decoration: none;
}

header.hero {
    padding: 4rem 1.5rem;
    text-align: center;
    background: radial-gradient(circle at top, rgba(249, 115, 22, 0.28), transparent 60%);
    border-bottom: 1px solid var(--border);
}

.hero__content {
    max-width: 720px;
    margin: 0 auto;
}

.hero h1 {
    margin: 0 0 0.75rem;
    font-size: clamp(2.5rem, 4vw, 3.25rem);
    letter-spacing: 0.04em;
}

.hero p {
    margin: 0;
    font-size: 1.125rem;
    color: var(--text-secondary);
}

main {
    padding: 3rem 1.5rem 4rem;
    max-width: 1200px;
    margin: 0 auto;
}

.divisions {
    display: grid;
    gap: 2.5rem;
}

.divisions__nav {
    background: var(--surface);
    padding: 1.5rem;
    border-radius: 18px;
    border: 1px solid var(--border);
    backdrop-filter: blur(8px);
}

.divisions__nav h2 {
    margin-top: 0;
    margin-bottom: 1rem;
    font-size: 1.25rem;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    color: var(--text-secondary);
}

.divisions__nav ul {
    list-style: none;
    margin: 0;
    padding: 0;
    display: grid;
    gap: 0.6rem;
}

.divisions__nav a {
    display: block;
    padding: 0.65rem 0.9rem;
    border-radius: 12px;
    color: var(--text-secondary);
    transition: background 0.2s ease, transform 0.2s ease, color 0.2s ease;
    border: 1px solid transparent;
}

.divisions__nav a:hover,
.divisions__nav a:focus {
    background: var(--highlight);
    color: var(--text-primary);
    transform: translateX(4px);
    border-color: rgba(249, 115, 22, 0.25);
}

.divisions__content {
    display: grid;
    gap: 1.75rem;
}

.division-card {
    background: var(--surface);
    padding: 1.75rem;
    border-radius: 20px;
    border: 1px solid var(--border);
    box-shadow: 0 20px 40px rgba(15, 23, 42, 0.45);
    transition: transform 0.25s ease, border 0.25s ease;
}

.division-card:hover {
    transform: translateY(-6px);
    border-color: rgba(249, 115, 22, 0.35);
}

.division-card h3 {
    margin-top: 0;
    margin-bottom: 1.25rem;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--text-secondary);
}

.fight {
    background: rgba(15, 23, 42, 0.6);
    padding: 1.25rem;
    border-radius: 16px;
    border: 1px solid rgba(226, 232, 240, 0.08);
    display: grid;
    gap: 0.35rem;
    position: relative;
}

.fight + .fight {
    margin-top: 1.1rem;
}

.fight__label {
    font-size: 0.75rem;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--accent);
}

.fight h4 {
    margin: 0;
    font-size: 1.25rem;
}

.fight p {
    margin: 0;
    color: var(--muted);
    font-size: 0.95rem;
}

.fight ul {
    margin: 0;
    padding-left: 1.1rem;
    color: var(--text-secondary);
    font-size: 0.95rem;
}

.fight li + li {
    margin-top: 0.25rem;
}

.schedule {
    margin-top: 1.5rem;
    padding-top: 1.4rem;
    border-top: 1px solid rgba(226, 232, 240, 0.08);
    display: grid;
    gap: 1rem;
}

.schedule h5 {
    margin: 0;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    font-size: 0.85rem;
    color: var(--text-secondary);
}

.schedule__list {
    list-style: none;
    margin: 0;
    padding: 0;
    display: grid;
    gap: 0.65rem;
}

.schedule__list li {
    display: grid;
    gap: 0.35rem;
    padding: 0.75rem 0.9rem;
    border-radius: 12px;
    background: rgba(15, 23, 42, 0.45);
    border: 1px solid rgba(226, 232, 240, 0.06);
    transition: border 0.2s ease, transform 0.2s ease;
}

.schedule__list li:hover {
    border-color: rgba(249, 115, 22, 0.25);
    transform: translateY(-2px);
}

.schedule__month {
    font-size: 0.75rem;
    letter-spacing: 0.16em;
    text-transform: uppercase;
    color: var(--accent);
}

.schedule__details strong {
    display: block;
    font-size: 1rem;
    color: var(--text-primary);
}

.schedule__details small {
    display: block;
    color: var(--muted);
    font-size: 0.85rem;
    margin-top: 0.1rem;
}

.footer {
    text-align: center;
    padding: 2rem 1rem;
    border-top: 1px solid var(--border);
    color: var(--muted);
    font-size: 0.85rem;
}

@media (min-width: 900px) {
    .divisions {
        grid-template-columns: 260px 1fr;
        align-items: start;
    }

    .divisions__content {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}

@media (min-width: 1200px) {
    .divisions__content {
        grid-template-columns: repeat(3, minmax(0, 1fr));
    }
}

@media (max-width: 640px) {
    header.hero {
        padding: 3rem 1rem;
    }

    .division-card {
        padding: 1.35rem;
    }
}