/* =========================================
   QuiniLiga Thader Chess — Frontend Styles
   ========================================= */

:root {
    --qltc-primary:   #1a3a5c;
    --qltc-accent:    #c0392b;
    --qltc-gold:      #f39c12;
    --qltc-silver:    #95a5a6;
    --qltc-bronze:    #cd6133;
    --qltc-light:     #f4f6f9;
    --qltc-border:    #dde2e8;
    --qltc-text:      #2c3e50;
    --qltc-white:     #ffffff;
    --qltc-radius:    10px;
    --qltc-shadow:    0 4px 16px rgba(0,0,0,.1);
}

/* ── Wrap ── */
.qltc-frontend-wrap {
    max-width: 860px;
    margin: 0 auto;
    font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
    color: var(--qltc-text);
}

/* ── Alerts ── */
.qltc-alert {
    padding: 14px 18px;
    border-radius: var(--qltc-radius);
    margin-bottom: 20px;
    font-size: .95rem;
    font-weight: 500;
    line-height: 1.5;
    border: 1px solid transparent;
}

.qltc-alert-success {
    background: #d4edda;
    border-color: #c3e6cb;
    color: #155724;
}

.qltc-alert-error {
    background: #f8d7da;
    border-color: #f5c6cb;
    color: #721c24;
}

.qltc-alert-info {
    background: #d1ecf1;
    border-color: #bee5eb;
    color: #0c5460;
}

/* ── Sections ── */
.qltc-section {
    margin-bottom: 40px;
}

.qltc-section-title {
    font-size: 1.6rem;
    font-weight: 700;
    color: var(--qltc-primary);
    border-bottom: 3px solid var(--qltc-primary);
    padding-bottom: 10px;
    margin-bottom: 24px;
    display: flex;
    align-items: center;
    gap: 10px;
}

/* ── Cards ── */
.qltc-card {
    background: var(--qltc-white);
    border: 1px solid var(--qltc-border);
    border-radius: var(--qltc-radius);
    padding: 22px 26px;
    margin-bottom: 18px;
    box-shadow: var(--qltc-shadow);
}

.qltc-card h3 {
    margin: 0 0 16px;
    color: var(--qltc-primary);
    font-size: 1.1rem;
}

/* ── Participante form ── */
.qltc-participante {
    background: linear-gradient(135deg, #1a3a5c, #2c5f8a);
    color: #fff;
    border-color: transparent;
}

.qltc-participante h3 {
    color: #fff;
}

.qltc-form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}

@media (max-width: 600px) {
    .qltc-form-row { grid-template-columns: 1fr; }
}

.qltc-form-group {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.qltc-form-group label {
    font-weight: 600;
    font-size: .9rem;
    color: #fff;
}

.qltc-form-group input {
    padding: 10px 14px;
    border: 2px solid rgba(255,255,255,.3);
    border-radius: 6px;
    background: rgba(255,255,255,.1);
    color: #fff;
    font-size: 1rem;
    transition: border-color .2s;
}

.qltc-form-group input::placeholder {
    color: rgba(255,255,255,.5);
}

.qltc-form-group input:focus {
    border-color: var(--qltc-gold);
    outline: none;
    background: rgba(255,255,255,.2);
}

.qltc-form-group small {
    color: rgba(255,255,255,.7);
    font-size: .8rem;
}

.qltc-required {
    color: #f39c12;
}

/* ── Encuentros ── */
.qltc-encuentros {
    display: flex;
    flex-direction: column;
    gap: 14px;
}

.qltc-encuentro {
    border: 1px solid var(--qltc-border);
    border-radius: 8px;
    padding: 14px 18px;
    transition: box-shadow .2s;
}

.qltc-encuentro:hover {
    box-shadow: 0 4px 12px rgba(26,58,92,.12);
}

.qltc-encuentro-bonus {
    border-color: var(--qltc-gold);
    background: linear-gradient(135deg, #fffbf0, #fff9e6);
}

.qltc-encuentro-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 10px;
}

.qltc-num {
    font-size: .8rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: .06em;
    color: #888;
}

/* ── Enfrentamiento ── */
.qltc-enfrentamiento {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    margin-bottom: 14px;
    font-size: 1.05rem;
    font-weight: 600;
}

.qltc-jugador {
    display: flex;
    align-items: center;
    gap: 6px;
    flex: 1;
}

.qltc-jugador-b {
    justify-content: flex-end;
    text-align: right;
}

.qltc-peon {
    font-size: 1.4rem;
    line-height: 1;
}

.qltc-separador {
    background: var(--qltc-primary);
    color: #fff;
    font-size: .75rem;
    font-weight: 800;
    padding: 4px 10px;
    border-radius: 20px;
    letter-spacing: .1em;
    flex-shrink: 0;
}

/* ── Opciones de predicción ── */
.qltc-opciones {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
}

.qltc-opcion {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 10px 16px;
    border: 2px solid var(--qltc-border);
    border-radius: 8px;
    cursor: pointer;
    transition: all .2s;
    background: var(--qltc-light);
    min-width: 90px;
    text-align: center;
    flex: 1;
}

.qltc-opcion:hover {
    border-color: var(--qltc-primary);
    background: #eef2f7;
}

.qltc-opcion input[type="radio"] {
    position: absolute;
    opacity: 0;
    pointer-events: none;
}

.qltc-opcion:has(input:checked) {
    border-color: var(--qltc-primary);
    background: var(--qltc-primary);
    color: #fff;
}

.qltc-opcion-bonus:has(input:checked) {
    border-color: var(--qltc-gold);
    background: var(--qltc-gold);
    color: #fff;
}

.qltc-opcion-icon {
    font-size: 1.5rem;
    line-height: 1;
    margin-bottom: 4px;
}

.qltc-opcion-label {
    font-weight: 700;
    font-size: .95rem;
}

.qltc-opcion-desc {
    font-size: .7rem;
    opacity: .75;
    margin-top: 2px;
}

/* ── Badges ── */
.qltc-badge {
    display: inline-block;
    font-size: .7rem;
    padding: 2px 8px;
    border-radius: 12px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: .06em;
}

.qltc-badge-individual {
    background: #d6eaf8;
    color: #1a3a5c;
}

.qltc-badge-equipo {
    background: #d5f5e3;
    color: #1d6a3e;
}

/* ── Bonus card ── */
.qltc-bonus-card {
    border: 2px solid var(--qltc-gold);
    background: linear-gradient(135deg, #fffbf0, #fff9e6);
}

.qltc-bonus-card h3 {
    color: var(--qltc-gold);
}

.qltc-bonus-regla {
    background: rgba(243,156,18,.15);
    border-left: 4px solid var(--qltc-gold);
    padding: 10px 14px;
    border-radius: 0 6px 6px 0;
    font-size: .9rem;
    margin-bottom: 16px;
}

/* ── Deadline banner ── */
.qltc-deadline-banner {
    background: linear-gradient(90deg, #fef9e7, #fdebd0);
    border: 1px solid #f39c12;
    border-left: 5px solid #f39c12;
    padding: 11px 18px;
    border-radius: 0 var(--qltc-radius) var(--qltc-radius) 0;
    font-size: .9rem;
    font-weight: 500;
    margin-bottom: 18px;
    display: flex;
    align-items: center;
    gap: 8px;
    flex-wrap: wrap;
    justify-content: space-between;
}

.qltc-countdown {
    background: #f39c12;
    color: #fff;
    padding: 3px 10px;
    border-radius: 20px;
    font-weight: 700;
    font-size: .85rem;
    letter-spacing: .04em;
}

/* ── Aviso envío único ── */
.qltc-aviso-unico {
    background: #fef3cd;
    border: 1px solid #ffc107;
    border-radius: 6px;
    padding: 10px 14px;
    font-size: .88rem;
    margin-bottom: 14px;
    line-height: 1.5;
}

.qltc-aviso-final {
    color: #e67e22;
    font-weight: 500;
}

/* ── Progreso ── */
.qltc-progress-wrap {
    margin-bottom: 18px;
}

.qltc-progress-track {
    background: #e2e8f0;
    border-radius: 20px;
    height: 8px;
    overflow: hidden;
    margin-bottom: 5px;
}

.qltc-progress-bar {
    height: 100%;
    background: linear-gradient(90deg, #1a3a5c, #2c7be5);
    border-radius: 20px;
    transition: width .4s ease;
}

.qltc-progress-done .qltc-progress-bar {
    background: linear-gradient(90deg, #27ae60, #2ecc71);
}

.qltc-progress-text {
    text-align: right;
    font-size: .78rem;
    color: #888;
}

/* ── Submit ── */
.qltc-submit-wrap {
    text-align: center;
    margin-top: 24px;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
}

.qltc-btn-submit {
    background: linear-gradient(135deg, #1a3a5c, #2c5f8a);
    color: #fff;
    border: none;
    padding: 14px 40px;
    font-size: 1.1rem;
    font-weight: 700;
    border-radius: 30px;
    cursor: pointer;
    transition: all .25s;
    box-shadow: 0 4px 15px rgba(26,58,92,.35);
    letter-spacing: .04em;
}

.qltc-btn-submit:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(26,58,92,.45);
    background: linear-gradient(135deg, #0d2540, #1a3a5c);
}

.qltc-btn-submit:active {
    transform: translateY(0);
}

.qltc-submit-wrap small {
    color: #888;
    font-size: .8rem;
}

/* ─────────────────────────────────────────
   CLASIFICACIÓN
   ───────────────────────────────────────── */

.qltc-table-responsive {
    overflow-x: auto;
    border-radius: var(--qltc-radius);
    box-shadow: var(--qltc-shadow);
}

.qltc-tabla-clasificacion {
    width: 100%;
    border-collapse: collapse;
    font-size: .95rem;
}

.qltc-tabla-clasificacion thead {
    background: var(--qltc-primary);
    color: #fff;
}

.qltc-tabla-clasificacion thead th {
    padding: 12px 16px;
    text-align: left;
    font-weight: 700;
    font-size: .8rem;
    text-transform: uppercase;
    letter-spacing: .06em;
}

.qltc-tabla-clasificacion thead th.qltc-ronda,
.qltc-tabla-clasificacion thead th.qltc-pos,
.qltc-tabla-clasificacion thead th.qltc-total {
    text-align: center;
}

.qltc-tabla-clasificacion tbody td {
    padding: 11px 16px;
    border-bottom: 1px solid var(--qltc-border);
    vertical-align: middle;
}

.qltc-tabla-clasificacion tbody td.qltc-pos,
.qltc-tabla-clasificacion tbody td.qltc-ronda,
.qltc-tabla-clasificacion tbody td.qltc-total {
    text-align: center;
}

.qltc-pos { font-size: 1.2rem; }
.qltc-ronda { color: #888; }
.qltc-has-score { color: var(--qltc-primary); font-weight: 700; }
.qltc-total { font-size: 1.05rem; }

/* Filas de podio */
.qltc-gold   { background: linear-gradient(90deg, #fffde7, #fff9c4) !important; }
.qltc-silver { background: linear-gradient(90deg, #f5f5f5, #eeeeee) !important; }
.qltc-bronze { background: linear-gradient(90deg, #fff3e0, #ffe0b2) !important; }

.qltc-gold:hover   { background: #fff9c4 !important; }
.qltc-silver:hover { background: #e8e8e8 !important; }
.qltc-bronze:hover { background: #ffd180 !important; }

.qltc-even { background: var(--qltc-white); }
.qltc-odd  { background: var(--qltc-light); }
.qltc-even:hover,
.qltc-odd:hover { background: #e8f0fa; }

/* Nota de privacidad */
.qltc-privacy-note {
    text-align: center;
    color: #888;
    font-size: .8rem;
    margin-top: 12px;
}

/* ── Responsive ── */
@media (max-width: 600px) {
    .qltc-section-title { font-size: 1.3rem; }
    .qltc-opciones { gap: 6px; }
    .qltc-opcion { min-width: 70px; padding: 8px 10px; }
    .qltc-opcion-desc { display: none; }
    .qltc-btn-submit { padding: 12px 28px; font-size: 1rem; }
    .qltc-enfrentamiento { font-size: .9rem; gap: 6px; }
}

/* ── Deadline banner ── */
.qltc-deadline-banner {
    background: linear-gradient(90deg, #fff8e1, #fff3cd);
    border: 1px solid #ffc107;
    border-left: 4px solid #f39c12;
    border-radius: 0 6px 6px 0;
    padding: 10px 16px;
    margin-bottom: 18px;
    font-size: .9rem;
    color: #856404;
}

/* ── Info box frontend ── */
.qltc-info-box-frontend {
    background: #fff3cd;
    border: 1px solid #ffc107;
    border-left: 4px solid #e67e22;
    border-radius: 0 6px 6px 0;
    padding: 12px 16px;
    margin-bottom: 18px;
    font-size: .88rem;
    line-height: 1.5;
}

/* ── Descripción de quiniela ── */
.qltc-quiniela-desc {
    color: #555;
    font-size: .95rem;
    margin-bottom: 12px;
    padding-bottom: 12px;
    border-bottom: 1px solid var(--qltc-border);
}

/* ── Separador entre formulario y clasificación ── */
.qltc-clasificacion {
    margin-top: 48px;
    padding-top: 32px;
    border-top: 3px solid var(--qltc-border);
}

/* ── Nota de privacidad mejorada ── */
.qltc-privacy-note {
    text-align: center;
    color: #999;
    font-size: .78rem;
    margin-top: 14px;
    font-style: italic;
}

/* ── Alerta success con HTML (para <strong>) ── */
.qltc-alert-success strong,
.qltc-alert-error strong {
    font-weight: 700;
}