/* === Torneo Ping Pong — CSS Temático === */
/* Paleta: azul oscuro mesa, verde mesa, naranja pelota */

:root {
    --bg-dark: #0d1b2a;
    --bg-card: #1b263b;
    --bg-card-hover: #243859;
    --bg-mesa: #1b998b;
    --accent: #ff6b35;
    --accent-hover: #ff8552;
    --text: #e0e1dd;
    --text-muted: #778da9;
    --win: #4ade80;
    --lose: #f87171;
    --border: #415a77;
    --gold: #fbbf24;
    --repesca: #fb923c;
}

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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background: var(--bg-dark);
    color: var(--text);
    line-height: 1.6;
    min-height: 100vh;
}

.container {
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 1rem;
}

/* === Nav === */
.nav {
    background: var(--bg-card);
    border-bottom: 2px solid var(--accent);
    padding: 0.5rem 0;
    position: sticky;
    top: 0;
    z-index: 100;
}

.nav-top {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 0.5rem;
}

.nav-brand {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    text-decoration: none;
    color: var(--text);
    font-size: 1.2rem;
    font-weight: 700;
}

.nav-ball {
    font-size: 1.5rem;
    animation: bounce 2s ease-in-out infinite;
}

@keyframes bounce {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-3px); }
}

.nav-meta {
    display: flex;
    gap: 0.75rem;
    align-items: center;
    font-size: 0.85rem;
}

.nav-meta a {
    color: var(--text-muted);
    text-decoration: none;
    padding: 0.3rem 0.6rem;
    border-radius: 6px;
    transition: all 0.2s;
}

.nav-meta a:hover {
    color: var(--text);
    background: var(--bg-card-hover);
}

.nav-admin {
    background: var(--accent);
    color: var(--bg-dark) !important;
    font-weight: 600;
}

.nav-admin:hover {
    background: var(--accent-hover) !important;
}

.nav-logout {
    color: var(--lose) !important;
}

.nav-tabs {
    display: flex;
    gap: 0.3rem;
    background: var(--bg-dark);
    border-radius: 10px;
    padding: 0.25rem;
}

.nav-tab {
    flex: 1 1 0;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.4rem;
    padding: 0.6rem 0.8rem;
    text-decoration: none;
    color: var(--text-muted);
    font-size: 0.95rem;
    font-weight: 500;
    border-radius: 8px;
    transition: all 0.2s;
    white-space: nowrap;
}

.nav-tab:hover {
    color: var(--text);
    background: var(--bg-card-hover);
}

.nav-tab.active {
    background: var(--accent);
    color: var(--bg-dark);
    font-weight: 600;
    box-shadow: 0 0 12px rgba(255, 107, 53, 0.4);
}

.nav-tab-icon {
    font-size: 1.1rem;
}

/* === Main === */
main {
    padding: 2rem 1rem;
}

h1, h2, h3 {
    margin-bottom: 1rem;
}

h1 { font-size: 1.8rem; }
h2 { font-size: 1.4rem; }
h3 { font-size: 1.1rem; }

a {
    color: var(--accent);
}

/* === Stats cards === */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 1rem;
    margin-bottom: 2rem;
}

.stat-card {
    background: var(--bg-card);
    border-radius: 12px;
    padding: 1.2rem;
    text-align: center;
    border: 1px solid var(--border);
}

.stat-card .stat-value {
    font-size: 2rem;
    font-weight: 700;
    color: var(--accent);
    font-family: 'Courier New', monospace;
}

.stat-card .stat-label {
    font-size: 0.85rem;
    color: var(--text-muted);
    margin-top: 0.25rem;
}

/* === Tabla de clasificación === */
.table-wrap {
    width: 100%;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
}

table.clasificacion {
    width: 100%;
    border-collapse: collapse;
    background: var(--bg-card);
    border-radius: 12px;
    overflow: hidden;
    font-size: 0.95rem;
}

table.clasificacion th {
    background: var(--bg-card-hover);
    padding: 0.75rem 0.5rem;
    text-align: center;
    font-weight: 600;
    color: var(--text-muted);
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    white-space: nowrap;
}

table.clasificacion th:first-child,
table.clasificacion td:first-child {
    text-align: center;
    font-weight: 700;
    width: 2.5rem;
}

table.clasificacion td {
    padding: 0.65rem 0.5rem;
    text-align: center;
    border-bottom: 1px solid var(--border);
}

table.clasificacion td.jugador {
    text-align: left;
    font-weight: 600;
}

table.clasificacion tr.pase-directo {
    border-left: 3px solid var(--win);
}

table.clasificacion tr.pase-directo td:first-child {
    color: var(--win);
}

table.clasificacion tr.repesca td:first-child {
    color: var(--repesca);
}

table.clasificacion tr:hover {
    background: var(--bg-card-hover);
}

.punto {
    color: var(--accent);
    font-weight: 700;
}

.diff-pos {
    color: var(--win);
}

.diff-neg {
    color: var(--lose);
}

.diff-zero {
    color: var(--text-muted);
}

/* === Tarjetas de partido === */
.partido-card {
    background: var(--bg-card);
    border-radius: 12px;
    padding: 1rem 1.2rem;
    margin-bottom: 0.75rem;
    border: 1px solid var(--border);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    transition: background 0.2s;
}

.partido-card:hover {
    background: var(--bg-card-hover);
}

.partido-players {
    display: flex;
    align-items: center;
    gap: 0.8rem;
    flex: 1;
    min-width: 0;
}

.partido-player {
    font-weight: 600;
    font-size: 1rem;
}

.partido-player.winner {
    color: var(--win);
}

.partido-player.loser {
    color: var(--text-muted);
}

.partido-vs {
    color: var(--text-muted);
    font-size: 0.85rem;
}

.partido-score {
    font-family: 'Courier New', monospace;
    font-size: 1.4rem;
    font-weight: 700;
    color: var(--accent);
    white-space: nowrap;
}

.partido-sets {
    font-family: 'Courier New', monospace;
    font-size: 0.8rem;
    color: var(--text-muted);
    text-align: right;
}

.partido-fase {
    font-size: 0.75rem;
    color: var(--text-muted);
    background: var(--bg-dark);
    padding: 0.2rem 0.5rem;
    border-radius: 4px;
    white-space: nowrap;
}

.partido-fase.liga { color: var(--bg-mesa); }
.partido-fase.repesca { color: var(--repesca); }
.partido-fase.cuartos { color: var(--gold); }
.partido-fase.semis { color: var(--accent); }
.partido-fase.final { color: var(--lose); }

/* === Filtros === */
.filters {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
    margin-bottom: 1.5rem;
    align-items: flex-end;
}

.filter-group {
    display: flex;
    flex-direction: column;
    gap: 0.3rem;
}

.filter-group label {
    font-size: 0.8rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.form-select, .form-input {
    background: var(--bg-card);
    color: var(--text);
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 0.5rem 0.75rem;
    font-size: 0.95rem;
}

.form-select:focus, .form-input:focus {
    outline: none;
    border-color: var(--accent);
}

/* === Form de input === */
.input-form {
    background: var(--bg-card);
    border-radius: 16px;
    padding: 2rem;
    max-width: 600px;
    margin: 0 auto;
    border: 1px solid var(--border);
}

.form-group {
    margin-bottom: 1.2rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.4rem;
    font-weight: 600;
    color: var(--text);
}

.form-row {
    display: flex;
    gap: 1rem;
    margin-bottom: 1.2rem;
}

.form-row .form-group {
    flex: 1;
    margin-bottom: 0;
}

.sets-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1rem;
    margin-bottom: 1.2rem;
}

.set-group {
    text-align: center;
}

.set-group label {
    display: block;
    margin-bottom: 0.4rem;
    font-size: 0.85rem;
    color: var(--text-muted);
}

.set-inputs {
    display: flex;
    gap: 0.5rem;
    justify-content: center;
}

.set-input {
    width: 60px;
    text-align: center;
    background: var(--bg-dark);
    color: var(--text);
    border: 2px solid var(--border);
    border-radius: 8px;
    padding: 0.6rem;
    font-size: 1.2rem;
    font-family: 'Courier New', monospace;
    font-weight: 700;
}

.set-input:focus {
    outline: none;
    border-color: var(--accent);
}

.set-input:disabled {
    opacity: 0.4;
}

.set-separator {
    color: var(--text-muted);
    align-self: center;
    font-size: 1.2rem;
}

.btn {
    display: inline-block;
    padding: 0.7rem 2rem;
    border: none;
    border-radius: 10px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    text-decoration: none;
    transition: all 0.2s;
}

.btn-primary {
    background: var(--accent);
    color: var(--bg-dark);
}

.btn-primary:hover {
    background: var(--accent-hover);
    transform: translateY(-1px);
}

.btn-secondary {
    background: var(--bg-card-hover);
    color: var(--text);
}

.btn-block {
    width: 100%;
}

/* === Flash messages === */
.flash {
    padding: 0.8rem 1.2rem;
    border-radius: 10px;
    margin-bottom: 1rem;
    font-weight: 600;
}

.flash-success {
    background: rgba(74, 222, 128, 0.15);
    color: var(--win);
    border: 1px solid var(--win);
}

.flash-error {
    background: rgba(248, 113, 113, 0.15);
    color: var(--lose);
    border: 1px solid var(--lose);
}

/* === Bracket === */
.bracket-section {
    margin-bottom: 2.5rem;
}

.bracket-section h2 {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    border-bottom: 2px solid var(--border);
    padding-bottom: 0.5rem;
}

.repesca-cascada {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.repesca-ronda {
    background: var(--bg-card);
    border-radius: 10px;
    padding: 0.8rem 1.2rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    border: 1px solid var(--border);
}

.repesca-ronda.pendiente {
    border-color: var(--accent);
    box-shadow: 0 0 10px rgba(255, 107, 53, 0.2);
}

.repesca-ronda.futura {
    opacity: 0.5;
}

.repesca-ronda-num {
    font-size: 0.85rem;
    color: var(--text-muted);
    min-width: 60px;
}

.repesca-ronda-players {
    display: flex;
    align-items: center;
    gap: 0.8rem;
    flex: 1;
}

.repesca-ronda-score {
    font-family: 'Courier New', monospace;
    font-weight: 700;
    color: var(--accent);
}

.repesca-winner {
    color: var(--win);
    font-weight: 600;
}

.cuartos-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1rem;
}

.bracket-card {
    background: var(--bg-card);
    border-radius: 10px;
    padding: 1rem;
    border: 1px solid var(--border);
    text-align: center;
}

.bracket-card .bc-players {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    margin-bottom: 0.5rem;
}

.bracket-card .bc-player {
    font-weight: 600;
    padding: 0.3rem 0.5rem;
    border-radius: 6px;
}

.bracket-card .bc-player.winner {
    background: rgba(74, 222, 128, 0.15);
    color: var(--win);
}

.bracket-card .bc-player.loser {
    color: var(--text-muted);
}

.bracket-card .bc-vs {
    font-size: 0.75rem;
    color: var(--text-muted);
}

.bracket-card .bc-score {
    font-family: 'Courier New', monospace;
    font-weight: 700;
    color: var(--accent);
}

.bracket-card .bc-pending {
    color: var(--text-muted);
    font-size: 0.85rem;
    font-style: italic;
}

.semis-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1rem;
    max-width: 600px;
    margin: 0 auto;
}

.final-card {
    max-width: 400px;
    margin: 0 auto;
    border: 2px solid var(--gold);
    background: linear-gradient(135deg, var(--bg-card), var(--bg-card-hover));
}

.campeon-banner {
    text-align: center;
    padding: 2rem;
    background: linear-gradient(135deg, var(--gold), var(--accent));
    border-radius: 16px;
    margin-bottom: 2rem;
}

.campeon-banner .campeon-text {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--bg-dark);
}

.campeon-banner .campeon-name {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--bg-dark);
    margin-top: 0.5rem;
}

/* === Empty state === */
.empty-state {
    text-align: center;
    padding: 3rem 1rem;
    color: var(--text-muted);
}

.empty-state .emoji {
    font-size: 3rem;
    margin-bottom: 1rem;
    display: block;
}

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

/* === Responsive === */
@media (max-width: 760px) {
    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .cuartos-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 640px) {
    .nav-top {
        flex-direction: column;
        gap: 0.5rem;
    }
    .nav-meta {
        width: 100%;
        justify-content: center;
    }
    .nav-tabs {
        flex-wrap: wrap;
    }
    .nav-tab {
        flex: 1 1 40%;
        padding: 0.5rem 0.4rem;
        font-size: 0.85rem;
    }
    .nav-tab-label {
        font-size: 0.8rem;
    }
    main {
        padding: 1rem 0.5rem;
    }
    h1 { font-size: 1.4rem; }
    h2 { font-size: 1.15rem; }
    .partido-card {
        flex-direction: column;
        align-items: flex-start;
        gap: 0.5rem;
    }
    .partido-players {
        width: 100%;
        justify-content: space-between;
    }
    .sets-grid {
        grid-template-columns: 1fr;
        gap: 0.5rem;
    }
    .form-row {
        flex-direction: column;
    }
    .cuartos-grid {
        grid-template-columns: 1fr;
    }
    .semis-grid {
        grid-template-columns: 1fr;
    }
    .repesca-ronda {
        flex-direction: column;
        align-items: flex-start;
    }
    table.clasificacion {
        font-size: 0.85rem;
    }
    table.clasificacion th, table.clasificacion td {
        padding: 0.5rem 0.3rem;
    }
}

@media (max-width: 380px) {
    .nav-tab-label {
        display: none;
    }
    .nav-tab-icon {
        font-size: 1.3rem;
    }
    .nav-tab {
        padding: 0.6rem;
    }
}