/* Nina's Beauty - Booking Modal | Luxury Design
   Coherente con la identidad editorial de alto nivel */

/* Variables de booking (hereda de styles.css) */
.booking-modal {
    --booking-charcoal: #0A0A0A;
    --booking-champagne: #B8956B;
    --booking-ivory: #FAF8F5;
    --booking-taupe: #7A6F65;
}

/* Modal Base */
.booking-modal {
    display: none;
    position: fixed;
    z-index: 10000;
    inset: 0;
    overflow: auto;
    background: rgba(8, 8, 8, 0.65);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    animation: bookingFadeIn 0.35s ease;
}

@keyframes bookingFadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

.booking-modal-content {
    position: relative;
    background: var(--booking-ivory);
    margin: 4% auto;
    padding: 2.75rem;
    width: 90%;
    max-width: 680px;
    max-height: 90vh;
    overflow-y: auto;
    border: 1px solid rgba(139, 126, 116, 0.1);
    border-radius: 4px;
    box-shadow: 0 1px 0 rgba(255, 255, 255, 0.6), 0 32px 96px rgba(8, 8, 8, 0.22), 0 0 0 1px rgba(184, 149, 107, 0.04);
    animation: bookingSlideIn 0.4s cubic-bezier(0.33, 1, 0.68, 1);
}

@keyframes bookingSlideIn {
    from {
        transform: translateY(-48px) scale(0.98);
        opacity: 0;
    }
    to {
        transform: translateY(0) scale(1);
        opacity: 1;
    }
}

.booking-close {
    position: absolute;
    top: 1.5rem;
    right: 1.5rem;
    color: var(--booking-taupe);
    font-size: 1.5rem;
    font-weight: 400;
    line-height: 1;
    cursor: pointer;
    transition: color 0.2s ease;
    background: none;
    border: none;
}

.booking-close:hover,
.booking-close:focus {
    color: var(--booking-charcoal);
}

.booking-modal-content h2 {
    font-family: 'Cormorant Garamond', Georgia, serif;
    font-size: 1.75rem;
    color: var(--booking-charcoal);
    margin-bottom: 2rem;
    text-align: center;
}

/* Booking Steps */
.booking-steps {
    display: flex;
    justify-content: space-between;
    margin-bottom: 2rem;
    position: relative;
}

.booking-steps::before {
    content: '';
    position: absolute;
    top: 20px;
    left: 10%;
    right: 10%;
    height: 1px;
    background: rgba(139, 126, 116, 0.2);
    z-index: 0;
}

.booking-step {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
    flex: 1;
    position: relative;
    z-index: 1;
}

.step-number {
    width: 40px;
    height: 40px;
    border-radius: 4px;
    background: rgba(139, 126, 116, 0.12);
    color: var(--booking-taupe);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    font-size: 0.9rem;
    transition: all 0.3s cubic-bezier(0.33, 1, 0.68, 1);
}

.booking-step.active .step-number {
    background: var(--booking-charcoal);
    color: var(--booking-ivory);
}

.booking-step.completed .step-number {
    background: var(--booking-champagne);
    color: var(--booking-charcoal);
}

.step-title {
    font-size: 0.75rem;
    color: var(--booking-taupe);
    font-weight: 500;
    letter-spacing: 0.02em;
}

/* Step Content */
.booking-content {
    min-height: 380px;
}

.booking-step-content {
    display: none;
}

.booking-step-content.active {
    display: block;
    animation: bookingContentFade 0.3s ease;
}

@keyframes bookingContentFade {
    from {
        opacity: 0;
        transform: translateX(12px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

.booking-step-content h3 {
    font-family: 'Cormorant Garamond', serif;
    font-size: 1.25rem;
    color: var(--booking-charcoal);
    margin-bottom: 1.5rem;
    text-align: center;
}

/* Service Selector */
.service-selector {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
    gap: 1rem;
    margin-bottom: 2rem;
}

.service-option {
    background: rgba(139, 126, 116, 0.06);
    border: 1px solid rgba(139, 126, 116, 0.16);
    border-radius: 4px;
    padding: 1.5rem 1rem;
    text-align: center;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.33, 1, 0.68, 1);
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.service-option:hover {
    border-color: var(--booking-champagne);
    box-shadow: 0 0 0 1px rgba(184, 149, 107, 0.15);
}

.service-option.selected {
    background: var(--booking-charcoal);
    border-color: var(--booking-charcoal);
    color: var(--booking-ivory);
}

.service-selector .service-icon {
    display: flex;
    justify-content: center;
    color: var(--booking-champagne);
}

.service-selector .service-icon svg {
    width: 28px;
    height: 28px;
}

.service-option.selected .service-icon {
    color: var(--booking-ivory);
}

.service-option.selected .service-icon svg {
    stroke: currentColor;
}

.service-name {
    font-weight: 600;
    font-size: 0.9rem;
}

.service-duration {
    font-size: 0.8rem;
    opacity: 0.8;
}

/* Date Input */
.booking-date-input {
    width: 100%;
    padding: 1rem 1.25rem;
    border: 1px solid rgba(139, 126, 116, 0.2);
    border-radius: 4px;
    background: var(--booking-ivory);
    font-family: 'DM Sans', sans-serif;
    font-size: 1rem;
    margin-bottom: 1rem;
    transition: border-color 0.25s ease, box-shadow 0.25s ease;
}

.booking-date-input:focus {
    outline: none;
    border-color: var(--booking-champagne);
    box-shadow: 0 0 0 1px rgba(184, 149, 107, 0.2);
}

.booking-help {
    text-align: center;
    color: var(--booking-taupe);
    font-size: 0.9rem;
    margin-bottom: 1.5rem;
}

/* Loading */
.booking-loading {
    text-align: center;
    padding: 3rem;
}

.loading-spinner {
    width: 48px;
    height: 48px;
    border: 3px solid rgba(139, 126, 116, 0.2);
    border-top-color: var(--booking-champagne);
    animation: bookingSpin 0.8s linear infinite;
    margin: 0 auto 1rem;
}

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

/* Time Slots */
.time-slots {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(100px, 1fr));
    gap: 0.75rem;
    margin-bottom: 1.5rem;
}

.time-slot {
    padding: 0.875rem;
    border: 1px solid rgba(139, 126, 116, 0.2);
    border-radius: 4px;
    background: var(--booking-ivory);
    color: var(--booking-charcoal);
    font-weight: 500;
    font-size: 0.95rem;
    cursor: pointer;
    transition: all 0.25s cubic-bezier(0.33, 1, 0.68, 1);
}

.time-slot:hover {
    border-color: var(--booking-champagne);
}

.time-slot.selected {
    background: var(--booking-charcoal);
    border-color: var(--booking-charcoal);
    color: var(--booking-ivory);
}

.no-slots,
.booking-modal .error-message {
    text-align: center;
    padding: 2rem;
    color: var(--booking-taupe);
    background: rgba(139, 126, 116, 0.08);
}

.booking-modal .error-message {
    background: rgba(205, 92, 92, 0.1);
    color: #8b0000;
}

.booking-warning {
    grid-column: 1 / -1;
    background: rgba(201, 169, 98, 0.15);
    border: 1px solid var(--booking-champagne);
    color: var(--booking-charcoal);
    padding: 0.875rem 1rem;
    font-size: 0.9rem;
    margin-bottom: 1rem;
    text-align: center;
}

/* Summary */
.booking-summary {
    background: rgba(139, 126, 116, 0.06);
    border-radius: 4px;
    padding: 1.5rem;
    margin-bottom: 1.5rem;
}

.booking-summary h4 {
    font-family: 'Cormorant Garamond', serif;
    font-size: 1.1rem;
    color: var(--booking-charcoal);
    margin-bottom: 1rem;
}

.booking-summary p {
    margin-bottom: 0.5rem;
    color: var(--booking-taupe);
}

/* Buttons */
.booking-buttons {
    display: flex;
    gap: 1rem;
    justify-content: space-between;
    margin-top: 1.5rem;
}

.booking-buttons .btn {
    flex: 1;
}

.booking-next:disabled,
.booking-submit:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

/* Success Toast */
.booking-success-toast {
    position: fixed;
    bottom: -100px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--booking-charcoal);
    color: var(--booking-ivory);
    padding: 1rem 2rem;
    border-radius: 4px;
    box-shadow: 0 1px 0 rgba(255, 255, 255, 0.1), 0 16px 48px rgba(8, 8, 8, 0.25);
    z-index: 10001;
    transition: bottom 0.35s cubic-bezier(0.33, 1, 0.68, 1);
}

.booking-success-toast.show {
    bottom: 2rem;
}

.toast-content {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.toast-icon {
    color: var(--booking-champagne);
}

/* Loading en botones */
.loading {
    display: inline-block;
    width: 18px;
    height: 18px;
    border: 2px solid rgba(245, 240, 232, 0.3);
    border-radius: 50%;
    border-top-color: currentColor;
    animation: bookingSpin 0.8s linear infinite;
    vertical-align: middle;
    margin-right: 0.5rem;
}

/* Responsive */
@media (max-width: 768px) {
    .booking-modal-content {
        width: 95%;
        margin: 5% auto;
        padding: 1.5rem;
    }

    .booking-steps {
        margin-bottom: 1.5rem;
    }

    .step-number {
        width: 36px;
        height: 36px;
        font-size: 0.85rem;
    }

    .step-title {
        font-size: 0.7rem;
    }

    .service-selector {
        grid-template-columns: repeat(2, 1fr);
    }

    .time-slots {
        grid-template-columns: repeat(3, 1fr);
    }

    .booking-buttons {
        flex-direction: column;
    }
}

@media (max-width: 480px) {
    .booking-modal-content {
        padding: 1.25rem;
    }

    .service-selector {
        grid-template-columns: 1fr;
    }

    .time-slots {
        grid-template-columns: repeat(2, 1fr);
    }

    .booking-steps::before {
        display: none;
    }

    .step-title {
        display: none;
    }
}