/* ============================================
   Simple Booking Calendar - Modern Style
   ============================================ */

/* Contenedor Principal */
.sbc-calendar-container {
    max-width: 650px;
    margin: 40px auto;
    padding: 0;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border-radius: 20px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.2);
    overflow: hidden;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
}

/* Header del Calendario */
.sbc-calendar-container h2 {
    text-align: center;
    color: #ffffff;
    margin: 0;
    padding: 30px 20px;
    font-size: 28px;
    font-weight: 700;
    letter-spacing: 0.5px;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
}

/* Formulario */
.sbc-form {
    background: #ffffff;
    padding: 40px 35px;
    border-radius: 0;
}

/* Grupos de Formulario */
.sbc-form-group {
    margin-bottom: 25px;
    position: relative;
    animation: fadeInUp 0.5s ease-out;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Labels */
.sbc-form-group label {
    display: block;
    margin-bottom: 10px;
    font-weight: 600;
    color: #2d3748;
    font-size: 14px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    transition: color 0.3s ease;
}

/* Inputs y Selects */
.sbc-form-group input,
.sbc-form-group select {
    width: 100%;
    padding: 14px 18px;
    border: 2px solid #e2e8f0;
    border-radius: 10px;
    font-size: 16px;
    color: #2d3748;
    background: #f7fafc;
    transition: all 0.3s ease;
    box-sizing: border-box;
}

.sbc-form-group input:hover,
.sbc-form-group select:hover {
    border-color: #cbd5e0;
    background: #ffffff;
}

.sbc-form-group input:focus,
.sbc-form-group select:focus {
    outline: none;
    border-color: #667eea;
    background: #ffffff;
    box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.1);
    transform: translateY(-2px);
}

/* Placeholder */
.sbc-form-group input::placeholder {
    color: #a0aec0;
}

/* Select personalizado */
.sbc-form-group select {
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%23667eea' d='M6 9L1 4h10z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 15px center;
    padding-right: 40px;
    cursor: pointer;
}

/* Botón de Envío */
.sbc-submit-btn {
    width: 100%;
    padding: 16px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    border: none;
    border-radius: 10px;
    font-size: 18px;
    font-weight: 700;
    cursor: pointer;
    transition: all 0.3s ease;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-top: 10px;
    box-shadow: 0 4px 15px rgba(102, 126, 234, 0.4);
}

.sbc-submit-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 6px 20px rgba(102, 126, 234, 0.6);
}

.sbc-submit-btn:active {
    transform: translateY(-1px);
}

.sbc-submit-btn:disabled {
    background: linear-gradient(135deg, #cbd5e0 0%, #a0aec0 100%);
    cursor: not-allowed;
    box-shadow: none;
    transform: none;
}

/* Mensajes */
.sbc-message {
    padding: 16px 20px;
    margin: 20px 0;
    border-radius: 10px;
    font-size: 15px;
    font-weight: 600;
    text-align: center;
    animation: slideIn 0.4s ease-out;
    display: none;
}

@keyframes slideIn {
    from {
        opacity: 0;
        transform: translateX(-20px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

.sbc-message.success {
    background: #d4edda;
    color: #155724;
    border: 2px solid #c3e6cb;
    display: block;
}

.sbc-message.error {
    background: #f8d7da;
    color: #721c24;
    border: 2px solid #f5c6cb;
    display: block;
}

.sbc-message.info {
    background: #d1ecf1;
    color: #0c5460;
    border: 2px solid #bee5eb;
    display: block;
}

/* Iconos en mensajes */
.sbc-message::before {
    margin-right: 8px;
    font-size: 18px;
}

.sbc-message.success::before {
    content: "✓";
}

.sbc-message.error::before {
    content: "✕";
}

.sbc-message.info::before {
    content: "ℹ";
}

/* Indicador de campo requerido */
.sbc-form-group label::after {
    content: " *";
    color: #e53e3e;
    font-weight: 700;
}

.sbc-form-group:has(input[name="company"]) label::after {
    content: " (opcional)";
    color: #718096;
    font-size: 12px;
    font-weight: 400;
    text-transform: none;
}

/* Loading State */
.sbc-submit-btn.loading {
    position: relative;
    color: transparent;
    pointer-events: none;
}

.sbc-submit-btn.loading::after {
    content: "";
    position: absolute;
    width: 20px;
    height: 20px;
    top: 50%;
    left: 50%;
    margin-left: -10px;
    margin-top: -10px;
    border: 3px solid rgba(255, 255, 255, 0.3);
    border-top-color: #ffffff;
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}

/* Responsive Design */
@media (max-width: 768px) {
    .sbc-calendar-container {
        margin: 20px 15px;
        border-radius: 15px;
    }

    .sbc-calendar-container h2 {
        font-size: 24px;
        padding: 25px 15px;
    }

    .sbc-form {
        padding: 30px 20px;
    }

    .sbc-form-group input,
    .sbc-form-group select {
        font-size: 16px; /* Evita zoom en iOS */
    }
}

@media (max-width: 480px) {
    .sbc-calendar-container {
        margin: 10px;
    }

    .sbc-form {
        padding: 25px 15px;
    }

    .sbc-submit-btn {
        font-size: 16px;
        padding: 14px;
    }
}

/* Accesibilidad */
.sbc-form-group input:focus-visible,
.sbc-form-group select:focus-visible {
    outline: 3px solid #667eea;
    outline-offset: 2px;
}

/* Validación visual */
.sbc-form-group input:invalid:not(:placeholder-shown) {
    border-color: #fc8181;
}

.sbc-form-group input:valid:not(:placeholder-shown) {
    border-color: #68d391;
}

/* Hover effects para mejor UX */
.sbc-form-group {
    transition: transform 0.2s ease;
}

.sbc-form-group:hover {
    transform: translateX(3px);
}

/* Dark mode support (opcional) */
@media (prefers-color-scheme: dark) {
    .sbc-form {
        background: #1a202c;
    }

    .sbc-form-group label {
        color: #e2e8f0;
    }

    .sbc-form-group input,
    .sbc-form-group select {
        background: #2d3748;
        border-color: #4a5568;
        color: #e2e8f0;
    }

    .sbc-form-group input:focus,
    .sbc-form-group select:focus {
        background: #2d3748;
    }
}