/* Estilos generales */
.sr-reserva-container {
    max-width: 800px;
    margin: 30px auto;
    padding: 30px;
    background: #ffffff;
    border-radius: 12px;
    box-shadow: 0 4px 20px rgba(0,0,0,0.1);
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

.sr-reserva-container h2 {
    text-align: center;
    color: #2c3e50;
    margin-bottom: 30px;
    font-size: 28px;
    font-weight: 600;
}

.sr-reserva-container h3 {
    color: #34495e;
    margin-bottom: 20px;
    font-size: 20px;
    border-bottom: 2px solid #ecf0f1;
    padding-bottom: 10px;
}

.sr-step-indicator {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 12px;
    margin: 0 0 28px;
    position: relative;
}

.sr-step-indicator::before {
    content: "";
    position: absolute;
    top: 24px;
    left: 10%;
    right: 10%;
    height: 3px;
    background: #e7edf5;
    z-index: 0;
}

.sr-step {
    position: relative;
    z-index: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    gap: 8px;
    color: #7b8ba1;
}

.sr-step span {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 42px;
    height: 42px;
    border-radius: 50%;
    background: #edf3fa;
    border: 2px solid #dfeaf7;
    font-weight: 700;
    color: #5b718d;
    transition: all 0.25s ease;
}

.sr-step small {
    font-size: 12px;
    font-weight: 600;
    letter-spacing: 0.02em;
}

.sr-step.active span,
.sr-step.completed span {
    background: linear-gradient(135deg, #1d9bf0, #0a6dc2);
    border-color: #1d9bf0;
    color: #fff;
    box-shadow: 0 8px 18px rgba(29, 155, 240, 0.35);
}

.sr-step.active small,
.sr-step.completed small {
    color: #1e3a5f;
}

.sr-option-group {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
}

.sr-option-group-column {
    flex-direction: column;
}

.sr-option-item {
    display: flex;
    align-items: center;
    gap: 10px;
    background: #f5f8ff;
    border: 1px solid #dfeaf7;
    border-radius: 10px;
    padding: 12px 14px;
    cursor: pointer;
    min-width: 200px;
    transition: all 0.2s ease;
}

.sr-option-item:hover {
    border-color: #5fa7ff;
    background: #eef6ff;
}

.sr-option-item input {
    width: auto !important;
    margin: 0;
}

.sr-option-item span {
    color: #2c3e50;
    font-weight: 500;
}

.sr-estrellas {
    display: flex;
    gap: 8px;
    margin-top: 8px;
}

.sr-estrella {
    background: transparent;
    border: none;
    font-size: 32px;
    color: #d8dce3;
    cursor: pointer;
    transition: transform 0.2s ease, color 0.2s ease;
    padding: 0;
}

.sr-estrella.seleccionada,
.sr-estrella:hover,
.sr-estrella:hover ~ .sr-estrella {
    color: #f4b740;
}

.sr-campo-accion {
    margin-top: 10px;
}

/* Grid de sedes */
.sr-sedes-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 20px;
    margin-bottom: 20px;
}

.sr-sede-item {
    padding: 20px;
    border: 2px solid #ecf0f1;
    border-radius: 10px;
    text-align: center;
    cursor: pointer;
    transition: all 0.3s ease;
    background: #fafafa;
}

.sr-sede-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 6px 15px rgba(0,0,0,0.1);
}

.sr-sede-item.seleccionada {
    border-color: #3498db;
    background: #ebf5fb;
    box-shadow: 0 0 0 3px rgba(52, 152, 219, 0.3);
}

.sr-sede-icon {
    font-size: 40px;
    margin-bottom: 10px;
}

.sr-sede-nombre {
    font-weight: 600;
    font-size: 18px;
    color: #2c3e50;
    margin-bottom: 5px;
}

.sr-sede-direccion {
    font-size: 14px;
    color: #7f8c8d;
    margin-bottom: 5px;
}

.sr-sede-horario {
    font-size: 13px;
    color: #95a5a6;
    background: #ecf0f1;
    padding: 3px 10px;
    border-radius: 15px;
    display: inline-block;
}

/* Campos */
.sr-campo {
    margin-bottom: 20px;
}

.sr-campo label {
    display: block;
    font-weight: 600;
    color: #34495e;
    margin-bottom: 5px;
    font-size: 14px;
}

.sr-campo input,
.sr-campo select,
.sr-campo textarea {
    width: 100%;
    padding: 12px 15px;
    border: 2px solid #dcdfe6;
    border-radius: 8px;
    font-size: 15px;
    transition: border-color 0.3s ease;
    box-sizing: border-box;
}

.sr-campo input:focus,
.sr-campo select:focus,
.sr-campo textarea:focus {
    outline: none;
    border-color: #3498db;
    box-shadow: 0 0 0 3px rgba(52, 152, 219, 0.1);
}

.sr-campo input:invalid,
.sr-campo select:invalid {
    border-color: #e74c3c;
}

/* Horas */
.sr-horas-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(80px, 1fr));
    gap: 10px;
    padding: 15px;
    background: #f8f9fa;
    border-radius: 8px;
    min-height: 100px;
}

.sr-hora-item {
    padding: 10px 5px;
    text-align: center;
    border: 2px solid #dcdfe6;
    border-radius: 6px;
    cursor: pointer;
    transition: all 0.2s ease;
    font-size: 14px;
    background: white;
}

.sr-hora-item:hover:not(.ocupada) {
    border-color: #3498db;
    background: #ebf5fb;
}

.sr-hora-item.seleccionada {
    border-color: #2ecc71;
    background: #d5f5e3;
    color: #27ae60;
    font-weight: bold;
}

.sr-hora-item.ocupada {
    background: #f8d7da;
    border-color: #f5c6cb;
    color: #721c24;
    cursor: not-allowed;
    opacity: 0.6;
}

.sr-mensaje {
    grid-column: 1 / -1;
    text-align: center;
    color: #7f8c8d;
    padding: 20px;
}

/* Botones */
.sr-navegacion {
    display: flex;
    gap: 15px;
    justify-content: center;
    margin-top: 30px;
    flex-wrap: wrap;
}

.sr-btn {
    padding: 12px 30px;
    border: none;
    border-radius: 8px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    min-width: 120px;
}

.sr-btn-principal {
    background: #3498db;
    color: white;
}

.sr-btn-principal:hover {
    background: #2980b9;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(52, 152, 219, 0.3);
}

.sr-btn-secundario {
    background: #95a5a6;
    color: white;
}

.sr-btn-secundario:hover {
    background: #7f8c8d;
    transform: translateY(-2px);
}

.sr-btn-exito {
    background: #2ecc71;
    color: white;
}

.sr-btn-exito:hover {
    background: #27ae60;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(46, 204, 113, 0.3);
}

.sr-btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    transform: none !important;
}

/* Mensajes de resultado */
#sr-mensaje-resultado {
    margin-top: 20px;
    padding: 15px;
    border-radius: 8px;
    text-align: center;
}

.sr-exito {
    background: #d5f5e3;
    color: #27ae60;
    border: 2px solid #82e0aa;
}

.sr-error {
    background: #f8d7da;
    color: #721c24;
    border: 2px solid #f5c6cb;
}

/* Responsive */
@media (max-width: 768px) {
    .sr-reserva-container {
        padding: 15px;
        margin: 10px;
    }
    
    .sr-sedes-grid {
        grid-template-columns: 1fr;
    }
    
    .sr-horas-grid {
        grid-template-columns: repeat(auto-fill, minmax(70px, 1fr));
    }
    
    .sr-btn {
        width: 100%;
        min-width: unset;
    }
    
    .sr-navegacion {
        flex-direction: column;
    }
}