/**
 * Restaurant Booking Form Styles
 * Minimal Professional Design System
 * Compatible with Elementor and WordPress themes
 */

.rtb-booking-form {
    max-width: 600px;
    margin: 0 auto;
    padding: var(--space-xl, clamp(1.5rem, 3vw, 2rem));
    background: var(--color-surface, #ffffff);
    border-radius: var(--radius-lg, 8px);
    box-shadow: var(--shadow-md, 0 4px 6px -1px rgba(0, 0, 0, 0.1));
}

.rtb-booking-form__title {
    font-size: var(--font-size-2xl, clamp(1.25rem, 3.5vw, 1.5rem));
    font-weight: var(--font-weight-semibold, 600);
    margin-bottom: var(--space-lg, clamp(1rem, 2vw, 1.5rem));
    color: var(--color-text-primary, #0f172a);
    text-align: center;
}

.rtb-booking-form__field {
    margin-bottom: var(--space-lg, clamp(1rem, 2vw, 1.5rem));
}

.rtb-booking-form__label {
    display: block;
    margin-bottom: var(--space-xs, clamp(0.25rem, 0.5vw, 0.5rem));
    font-weight: var(--font-weight-medium, 500);
    color: var(--color-text-primary, #0f172a);
    font-size: var(--font-size-sm, clamp(0.875rem, 1.75vw, 0.9375rem));
}

.rtb-booking-form__label--required::after {
    content: " *";
    color: var(--color-error, #ef4444);
}

.rtb-booking-form__input,
.rtb-booking-form__select,
.rtb-booking-form__textarea {
    width: 100%;
    padding: 0 var(--space-md, clamp(0.75rem, 1.5vw, 1rem));
    height: var(--button-height, 40px);
    min-height: var(--touch-target-min, 44px);
    border: 1px solid var(--color-border, #e2e8f0);
    border-radius: var(--radius-lg, 8px);
    font-size: var(--font-size-sm, clamp(0.875rem, 1.75vw, 0.9375rem));
    font-family: inherit;
    transition: all var(--transition-base, 200ms cubic-bezier(0.4, 0, 0.2, 1));
    box-sizing: border-box;
    background-color: var(--color-surface, #ffffff);
    color: var(--color-text-primary, #0f172a);
}

.rtb-booking-form__input:hover,
.rtb-booking-form__select:hover,
.rtb-booking-form__textarea:hover {
    border-color: var(--color-border-hover, #cbd5e1);
}

.rtb-booking-form__input:focus,
.rtb-booking-form__select:focus,
.rtb-booking-form__textarea:focus {
    outline: none;
    border-color: var(--color-accent, #6366f1);
    box-shadow: 0 0 0 3px var(--color-accent-light, #eef2ff);
}

.rtb-booking-form__input--error,
.rtb-booking-form__select--error,
.rtb-booking-form__textarea--error {
    border-color: var(--color-error, #ef4444);
}

.rtb-booking-form__textarea {
    height: auto;
    min-height: 100px;
    padding: var(--space-md, clamp(0.75rem, 1.5vw, 1rem));
    resize: vertical;
}

.rtb-booking-form__row {
    display: flex;
    gap: var(--space-md, clamp(0.75rem, 1.5vw, 1rem));
    margin-bottom: var(--space-lg, clamp(1rem, 2vw, 1.5rem));
}

.rtb-booking-form__row .rtb-booking-form__field {
    flex: 1;
    margin-bottom: 0;
}

.rtb-booking-form__checkbox-wrapper {
    display: flex;
    align-items: flex-start;
    gap: var(--space-sm, clamp(0.5rem, 1vw, 0.75rem));
}

.rtb-booking-form__checkbox {
    margin-top: 3px;
    width: 18px;
    height: 18px;
    cursor: pointer;
    accent-color: var(--color-accent, #6366f1);
}

.rtb-booking-form__checkbox-label {
    font-size: var(--font-size-xs, clamp(0.75rem, 1.5vw, 0.875rem));
    color: var(--color-text-secondary, #64748b);
    line-height: var(--line-height-normal, 1.5);
    cursor: pointer;
}

.rtb-booking-form__checkbox-label a {
    color: var(--color-accent, #6366f1);
    text-decoration: none;
}

.rtb-booking-form__checkbox-label a:hover {
    text-decoration: underline;
}

.rtb-booking-form__error {
    display: block;
    margin-top: var(--space-xs, clamp(0.25rem, 0.5vw, 0.5rem));
    font-size: var(--font-size-xs, clamp(0.75rem, 1.5vw, 0.875rem));
    color: var(--color-error, #ef4444);
}

.rtb-booking-form__submit {
    width: 100%;
    padding: 0 var(--space-lg, clamp(1rem, 2vw, 1.5rem));
    height: var(--button-height, 40px);
    min-height: var(--touch-target-min, 44px);
    background: var(--color-accent, #6366f1);
    color: var(--color-surface, #ffffff);
    border: 1px solid var(--color-accent, #6366f1);
    border-radius: var(--radius-lg, 8px);
    font-size: var(--font-size-base, clamp(0.9375rem, 2vw, 1rem));
    font-weight: var(--font-weight-semibold, 600);
    cursor: pointer;
    transition: all var(--transition-base, 200ms cubic-bezier(0.4, 0, 0.2, 1));
    box-shadow: var(--shadow-sm, 0 1px 2px 0 rgba(0, 0, 0, 0.05));
}

.rtb-booking-form__submit:hover {
    background: var(--color-accent-hover, #4f46e5);
    border-color: var(--color-accent-hover, #4f46e5);
    box-shadow: var(--shadow-md, 0 4px 6px -1px rgba(0, 0, 0, 0.1));
    transform: translateY(-1px);
}

.rtb-booking-form__submit:disabled {
    background: var(--color-text-tertiary, #94a3b8);
    border-color: var(--color-text-tertiary, #94a3b8);
    cursor: not-allowed;
    opacity: 0.6;
    transform: none;
}

.rtb-booking-form__loading {
    display: none;
    text-align: center;
    padding: var(--space-lg, clamp(1rem, 2vw, 1.5rem));
}

.rtb-booking-form__loading.is-active {
    display: block;
}

.rtb-booking-form__spinner {
    display: inline-block;
    width: 40px;
    height: 40px;
    border: 3px solid var(--color-border, #e2e8f0);
    border-top: 3px solid var(--color-accent, #6366f1);
    border-radius: 50%;
    animation: rtb-spin 1s linear infinite;
}

@keyframes rtb-spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

.rtb-booking-form__message {
    padding: var(--space-md, clamp(0.75rem, 1.5vw, 1rem));
    margin-bottom: var(--space-lg, clamp(1rem, 2vw, 1.5rem));
    border-radius: var(--radius-lg, 8px);
    font-size: var(--font-size-sm, clamp(0.875rem, 1.75vw, 0.9375rem));
}

.rtb-booking-form__message--success {
    background: var(--color-success-light, #d1fae5);
    color: var(--color-success-dark, #059669);
    border: 1px solid var(--color-success, #10b981);
}

.rtb-booking-form__message--error {
    background: var(--color-error-light, #fee2e2);
    color: #991b1b;
    border: 1px solid var(--color-error, #ef4444);
}

/* Time slots grid */
.rtb-booking-form__time-slots {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(100px, 1fr));
    gap: var(--space-sm, clamp(0.5rem, 1vw, 0.75rem));
    margin-top: var(--space-sm, clamp(0.5rem, 1vw, 0.75rem));
}

.rtb-booking-form__time-slot {
    padding: var(--space-sm, clamp(0.5rem, 1vw, 0.75rem));
    text-align: center;
    border: 1px solid var(--color-border, #e2e8f0);
    border-radius: var(--radius-lg, 8px);
    cursor: pointer;
    transition: all var(--transition-base, 200ms cubic-bezier(0.4, 0, 0.2, 1));
    background: var(--color-surface, #ffffff);
    font-size: var(--font-size-sm, clamp(0.875rem, 1.75vw, 0.9375rem));
    min-height: var(--touch-target-min, 44px);
    display: flex;
    align-items: center;
    justify-content: center;
}

.rtb-booking-form__time-slot:hover {
    border-color: var(--color-accent, #6366f1);
    background: var(--color-accent-light, #eef2ff);
}

.rtb-booking-form__time-slot.is-selected {
    border-color: var(--color-accent, #6366f1);
    background: var(--color-accent, #6366f1);
    color: var(--color-surface, #ffffff);
    font-weight: var(--font-weight-semibold, 600);
}

.rtb-booking-form__time-slot.is-disabled {
    opacity: 0.4;
    cursor: not-allowed;
    background: var(--color-surface-secondary, #f8fafc);
}

.rtb-booking-form__no-slots {
    padding: var(--space-lg, clamp(1rem, 2vw, 1.5rem));
    text-align: center;
    color: var(--color-text-secondary, #64748b);
    font-style: italic;
}

/* Responsive design */
@media (max-width: 639px) {
    .rtb-booking-form {
        padding: var(--space-lg, clamp(1rem, 2vw, 1.5rem));
    }
    
    .rtb-booking-form__row {
        flex-direction: column;
        gap: 0;
    }
    
    .rtb-booking-form__row .rtb-booking-form__field {
        margin-bottom: var(--space-lg, clamp(1rem, 2vw, 1.5rem));
    }
    
    .rtb-booking-form__time-slots {
        grid-template-columns: repeat(auto-fill, minmax(80px, 1fr));
        gap: var(--space-xs, clamp(0.25rem, 0.5vw, 0.5rem));
    }
}

/* Elementor compatibility */
.elementor-widget-container .rtb-booking-form {
    box-shadow: none;
}