/* TripNKey Booking - Theme Noir & Or */
@import url('https://fonts.googleapis.com/css2?family=Montserrat:wght@400;500;600;700;800&family=Playfair+Display:wght@600;700&display=swap');

:root {
    --tnk-gold: #C6A45A;
    --tnk-gold-light: #D4B46B;
    --tnk-gold-dark: #A8893E;
    --tnk-black: #0B0B0B;
    --tnk-black-soft: #1A1A1A;
    --tnk-black-card: #111111;
    --tnk-black-lighter: #222222;
    --tnk-white: #F5F5F5;
    --tnk-gray: #999999;
    --tnk-gray-dark: #666666;
    --tnk-border: #2A2A2A;
    --tnk-border-light: #333333;
    --tnk-success: #4CAF50;
    --tnk-danger: #E74C3C;
    --tnk-radius: 8px;
    --tnk-shadow: 0 4px 24px rgba(0,0,0,0.4);
}

.tnk-booking-wrapper {
    max-width: 900px;
    margin: 0 auto;
    padding: 40px 20px;
    font-family: 'Montserrat', Arial, sans-serif;
    color: var(--tnk-white) !important;
    background: var(--tnk-black) !important;
    border-radius: 12px;
}

.tnk-booking-wrapper * {
    box-sizing: border-box;
}

/* Header */
.tnk-header {
    text-align: center;
    margin-bottom: 40px;
}

.tnk-header h2 {
    font-family: 'Playfair Display', serif;
    font-size: 2.2em;
    color: var(--tnk-gold);
    margin-bottom: 8px;
    font-weight: 700;
    letter-spacing: 0.02em;
}

.tnk-header p {
    color: var(--tnk-gray);
    font-size: 1em;
    font-weight: 400;
}

/* Steps indicator */
.tnk-steps {
    display: flex;
    justify-content: center;
    gap: 0;
    margin-bottom: 40px;
    position: relative;
}

.tnk-step {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 10px 20px;
    position: relative;
    color: var(--tnk-gray-dark);
    font-size: 0.85em;
    font-weight: 500;
}

.tnk-step::after {
    content: '';
    position: absolute;
    right: -15px;
    width: 30px;
    height: 1px;
    background: var(--tnk-border);
    top: 50%;
}

.tnk-step:last-child::after {
    display: none;
}

.tnk-step-number {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    background: var(--tnk-border);
    color: var(--tnk-gray-dark);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 0.85em;
    transition: all 0.3s ease;
}

.tnk-step.active .tnk-step-number {
    background: var(--tnk-gold);
    color: var(--tnk-black);
    box-shadow: 0 2px 12px rgba(198, 164, 90, 0.4);
}

.tnk-step.active {
    color: var(--tnk-gold);
}

.tnk-step.done .tnk-step-number {
    background: var(--tnk-gold-dark);
    color: var(--tnk-black);
}

.tnk-step.done {
    color: var(--tnk-gold-dark);
}

/* Sections */
.tnk-section {
    display: none;
    animation: tnkFadeIn 0.4s ease;
}

.tnk-section.active {
    display: block;
}

@keyframes tnkFadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

/* Calendar */
.tnk-calendar {
    background: var(--tnk-black-card);
    border: 1px solid var(--tnk-border);
    border-radius: var(--tnk-radius);
    box-shadow: var(--tnk-shadow);
    padding: 24px;
    margin-bottom: 24px;
}

.tnk-calendar-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
}

.tnk-calendar-header h3 {
    font-family: 'Playfair Display', serif;
    font-size: 1.2em;
    color: var(--tnk-white);
    margin: 0;
}

.tnk-calendar-nav {
    background: none;
    border: 1px solid var(--tnk-border);
    border-radius: 6px;
    padding: 6px 14px;
    cursor: pointer;
    font-size: 1.1em;
    color: var(--tnk-gold);
    transition: all 0.2s;
}

.tnk-calendar-nav:hover {
    border-color: var(--tnk-gold);
    background: rgba(198, 164, 90, 0.1);
}

.tnk-calendar-grid {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    gap: 4px;
}

.tnk-calendar-day-name {
    text-align: center;
    font-weight: 600;
    font-size: 0.75em;
    color: var(--tnk-gold);
    padding: 8px 0;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.tnk-calendar-day {
    aspect-ratio: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 6px;
    cursor: pointer;
    font-weight: 500;
    font-size: 0.9em;
    transition: all 0.2s;
    border: 1px solid transparent;
    position: relative;
    color: var(--tnk-white);
}

.tnk-calendar-day:hover:not(.past):not(.empty):not(.blocked) {
    border-color: var(--tnk-gold);
    background: rgba(198, 164, 90, 0.08);
}

.tnk-calendar-day.selected {
    background: var(--tnk-gold);
    color: var(--tnk-black);
    border-color: var(--tnk-gold);
    font-weight: 700;
}

.tnk-calendar-day.past,
.tnk-calendar-day.empty {
    color: var(--tnk-border);
    cursor: default;
}

.tnk-calendar-day.blocked {
    color: var(--tnk-danger);
    text-decoration: line-through;
    cursor: not-allowed;
    opacity: 0.4;
}

.tnk-calendar-day.has-slots::after {
    content: '';
    position: absolute;
    bottom: 3px;
    width: 5px;
    height: 5px;
    border-radius: 50%;
    background: var(--tnk-success);
}

.tnk-calendar-day.few-slots::after {
    background: var(--tnk-gold);
}

/* Time slots */
.tnk-time-slots {
    background: var(--tnk-black-card);
    border: 1px solid var(--tnk-border);
    border-radius: var(--tnk-radius);
    box-shadow: var(--tnk-shadow);
    padding: 24px;
    margin-bottom: 24px;
}

.tnk-time-slots h3 {
    font-size: 1em;
    color: var(--tnk-white);
    margin: 0 0 16px;
    font-weight: 500;
}

.tnk-slots-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(120px, 1fr));
    gap: 10px;
}

.tnk-slot {
    padding: 12px;
    border: 1px solid var(--tnk-border);
    border-radius: 6px;
    text-align: center;
    cursor: pointer;
    transition: all 0.2s;
    font-weight: 500;
    color: var(--tnk-white);
    background: var(--tnk-black-soft);
}

.tnk-slot:hover:not(.unavailable) {
    border-color: var(--tnk-gold);
    background: rgba(198, 164, 90, 0.08);
}

.tnk-slot.selected {
    background: var(--tnk-gold);
    color: var(--tnk-black);
    border-color: var(--tnk-gold);
    font-weight: 700;
}

.tnk-slot.unavailable {
    opacity: 0.3;
    cursor: not-allowed;
    text-decoration: line-through;
}

.tnk-slot-available {
    font-size: 0.72em;
    color: var(--tnk-success);
    margin-top: 4px;
}

.tnk-slot.selected .tnk-slot-available {
    color: rgba(0,0,0,0.6);
}

/* Formula cards */
.tnk-formulas {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
    margin-bottom: 24px;
}

.tnk-formula-card {
    background: var(--tnk-black-card);
    border: 2px solid var(--tnk-border);
    border-radius: var(--tnk-radius);
    padding: 28px 20px;
    cursor: pointer;
    transition: all 0.3s;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.tnk-formula-card:hover {
    border-color: var(--tnk-gold);
    transform: translateY(-2px);
    box-shadow: 0 8px 30px rgba(198, 164, 90, 0.15);
}

.tnk-formula-card.selected {
    border-color: var(--tnk-gold);
    background: linear-gradient(135deg, rgba(198,164,90,0.05), rgba(198,164,90,0.12));
}

.tnk-formula-card.selected::before {
    content: '\2713';
    position: absolute;
    top: 10px;
    right: 10px;
    width: 26px;
    height: 26px;
    background: var(--tnk-gold);
    color: var(--tnk-black);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.8em;
    font-weight: 700;
}

.tnk-formula-duration {
    font-family: 'Playfair Display', serif;
    font-size: 2.2em;
    font-weight: 700;
    color: var(--tnk-white);
    margin-bottom: 4px;
}

.tnk-formula-price {
    font-size: 1.5em;
    font-weight: 700;
    color: var(--tnk-gold);
    margin-bottom: 8px;
}

.tnk-formula-price small {
    font-size: 0.5em;
    color: var(--tnk-gray);
    font-weight: 400;
}

.tnk-formula-desc {
    font-size: 0.85em;
    color: var(--tnk-gray);
}

/* Quantity selector */
.tnk-quantity {
    background: var(--tnk-black-card);
    border: 1px solid var(--tnk-border);
    border-radius: var(--tnk-radius);
    box-shadow: var(--tnk-shadow);
    padding: 24px;
    margin-bottom: 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.tnk-quantity label {
    font-weight: 600;
    font-size: 1em;
    color: var(--tnk-white);
}

.tnk-qty-control {
    display: flex;
    align-items: center;
    gap: 12px;
}

.tnk-qty-btn {
    width: 38px;
    height: 38px;
    border-radius: 50%;
    border: 1px solid var(--tnk-border);
    background: var(--tnk-black-soft);
    font-size: 1.2em;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s;
    color: var(--tnk-gold);
}

.tnk-qty-btn:hover {
    border-color: var(--tnk-gold);
    background: rgba(198, 164, 90, 0.1);
}

.tnk-qty-value {
    font-size: 1.3em;
    font-weight: 700;
    min-width: 30px;
    text-align: center;
    color: var(--tnk-gold);
}

/* Options */
.tnk-options {
    display: grid;
    gap: 12px;
    margin-bottom: 24px;
}

.tnk-option {
    background: var(--tnk-black-card);
    border: 1px solid var(--tnk-border);
    border-radius: var(--tnk-radius);
    padding: 20px;
    cursor: pointer;
    transition: all 0.2s;
    display: flex;
    align-items: center;
    gap: 16px;
}

.tnk-option:hover {
    border-color: var(--tnk-gold);
}

.tnk-option.selected {
    border-color: var(--tnk-gold);
    background: rgba(198, 164, 90, 0.06);
}

.tnk-option-check {
    width: 22px;
    height: 22px;
    border: 2px solid var(--tnk-border-light);
    border-radius: 4px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    transition: all 0.2s;
}

.tnk-option.selected .tnk-option-check {
    background: var(--tnk-gold);
    border-color: var(--tnk-gold);
    color: var(--tnk-black);
}

.tnk-option.selected .tnk-option-check::after {
    content: '\2713';
    font-size: 0.75em;
    font-weight: 700;
    color: var(--tnk-black);
}

.tnk-option-icon {
    font-size: 1.5em;
    flex-shrink: 0;
}

.tnk-option-content {
    flex: 1;
}

.tnk-option-title {
    font-weight: 600;
    font-size: 0.95em;
    margin-bottom: 2px;
    color: var(--tnk-white);
}

.tnk-option-desc {
    font-size: 0.82em;
    color: var(--tnk-gray);
}

.tnk-option-price {
    font-weight: 700;
    color: var(--tnk-gold);
    white-space: nowrap;
    font-size: 0.95em;
}

.tnk-option-price small {
    color: var(--tnk-gray);
    font-weight: 400;
}

/* Degustation sub-options */
.tnk-degustation-details {
    display: none;
    margin-top: 16px;
    padding-top: 16px;
    border-top: 1px solid var(--tnk-border);
}

.tnk-degustation-details.visible {
    display: flex;
    gap: 24px;
}

.tnk-degustation-row {
    display: flex;
    align-items: center;
    gap: 12px;
}

.tnk-degustation-row label {
    font-size: 0.85em;
    color: var(--tnk-gray);
    min-width: 140px;
}

/* Form fields */
.tnk-form {
    background: var(--tnk-black-card) !important;
    border: 1px solid var(--tnk-border) !important;
    border-radius: var(--tnk-radius);
    box-shadow: var(--tnk-shadow);
    padding: 30px;
    margin-bottom: 24px;
}

.tnk-form h3 {
    font-family: 'Playfair Display', serif;
    font-size: 1.2em;
    color: var(--tnk-gold);
    margin: 0 0 20px;
}

.tnk-form-row {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
    margin-bottom: 16px;
}

.tnk-form-row.full {
    grid-template-columns: 1fr;
}

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

.tnk-form-group label {
    font-weight: 600;
    font-size: 0.85em;
    color: var(--tnk-gray) !important;
    -webkit-text-fill-color: var(--tnk-gray) !important;
    text-transform: uppercase;
    letter-spacing: 0.04em;
}

.tnk-form-group label .required {
    color: var(--tnk-gold);
}

.tnk-form-group input,
.tnk-form-group textarea {
    padding: 12px 16px !important;
    border: 1px solid var(--tnk-border) !important;
    border-radius: 6px !important;
    font-size: 0.95em !important;
    transition: border-color 0.2s;
    font-family: 'Montserrat', Arial, sans-serif !important;
    width: 100% !important;
    background: var(--tnk-black-soft) !important;
    color: var(--tnk-white) !important;
    -webkit-text-fill-color: var(--tnk-white) !important;
    opacity: 1 !important;
}

.tnk-form-group input::placeholder,
.tnk-form-group textarea::placeholder {
    color: var(--tnk-gray-dark) !important;
    -webkit-text-fill-color: var(--tnk-gray-dark) !important;
}

.tnk-form-group input:focus,
.tnk-form-group textarea:focus {
    outline: none !important;
    border-color: var(--tnk-gold) !important;
    box-shadow: 0 0 0 2px rgba(198, 164, 90, 0.15) !important;
    background: var(--tnk-black-soft) !important;
    color: var(--tnk-white) !important;
    -webkit-text-fill-color: var(--tnk-white) !important;
}

.tnk-form-group input.error,
.tnk-form-group textarea.error {
    border-color: var(--tnk-danger);
}

.tnk-form-group .tnk-error-msg {
    font-size: 0.78em;
    color: var(--tnk-danger);
    display: none;
}

/* Summary */
.tnk-summary {
    background: var(--tnk-black-card);
    border: 1px solid var(--tnk-border);
    border-radius: var(--tnk-radius);
    box-shadow: var(--tnk-shadow);
    padding: 30px;
    margin-bottom: 24px;
}

.tnk-summary h3 {
    font-family: 'Playfair Display', serif;
    font-size: 1.2em;
    color: var(--tnk-gold);
    margin: 0 0 20px;
}

.tnk-summary-row {
    display: flex;
    justify-content: space-between;
    padding: 10px 0;
    border-bottom: 1px solid var(--tnk-border);
    font-size: 0.9em;
    color: var(--tnk-gray);
}

.tnk-summary-row:last-child {
    border-bottom: none;
}

.tnk-summary-row span:last-child {
    color: var(--tnk-white);
    font-weight: 500;
}

.tnk-summary-row.total {
    border-top: 1px solid var(--tnk-gold);
    margin-top: 8px;
    padding-top: 16px;
    font-size: 1.1em;
    font-weight: 700;
    color: var(--tnk-white);
}

.tnk-summary-row.total span:last-child {
    color: var(--tnk-gold);
    font-size: 1.1em;
}

.tnk-summary-row.deposit {
    font-weight: 700;
    font-size: 1em;
    background: rgba(198, 164, 90, 0.08);
    margin: 8px -16px;
    padding: 14px 16px;
    border-radius: 6px;
    border: 1px solid rgba(198, 164, 90, 0.2);
    color: var(--tnk-gold);
}

.tnk-summary-row.deposit span:last-child {
    color: var(--tnk-gold);
}

.tnk-summary-row.rest {
    color: var(--tnk-gray-dark) !important;
    font-size: 0.85em;
}

/* Payment mode selector */
.tnk-payment-mode {
    background: var(--tnk-black-card) !important;
    border: 1px solid var(--tnk-border);
    border-radius: var(--tnk-radius);
    box-shadow: var(--tnk-shadow);
    padding: 24px;
    margin-bottom: 24px;
}

.tnk-payment-mode h3 {
    font-family: 'Playfair Display', serif;
    font-size: 1.2em;
    color: var(--tnk-gold) !important;
    margin: 0 0 16px;
}

.tnk-payment-options {
    display: grid;
    gap: 12px;
}

.tnk-payment-option {
    background: var(--tnk-black-soft) !important;
    border: 2px solid var(--tnk-border);
    border-radius: var(--tnk-radius);
    padding: 18px 20px;
    cursor: pointer;
    transition: all 0.2s;
    display: flex;
    align-items: center;
    gap: 16px;
}

.tnk-payment-option:hover {
    border-color: var(--tnk-gold);
}

.tnk-payment-option.selected {
    border-color: var(--tnk-gold);
    background: rgba(198, 164, 90, 0.08) !important;
}

.tnk-payment-option .tnk-option-check {
    width: 22px;
    height: 22px;
    border: 2px solid var(--tnk-border-light);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    transition: all 0.2s;
}

.tnk-payment-option.selected .tnk-option-check {
    background: var(--tnk-gold);
    border-color: var(--tnk-gold);
}

.tnk-payment-option.selected .tnk-option-check::after {
    content: '';
    width: 8px;
    height: 8px;
    background: var(--tnk-black);
    border-radius: 50%;
}

.tnk-payment-option .tnk-option-title {
    font-weight: 600;
    color: var(--tnk-white) !important;
}

.tnk-payment-option .tnk-option-desc {
    font-size: 0.82em;
    color: var(--tnk-gray) !important;
}

.tnk-payment-option .tnk-option-price {
    font-weight: 700;
    color: var(--tnk-gold) !important;
    white-space: nowrap;
    font-size: 1.05em;
}

/* Buttons */
.tnk-actions {
    display: flex;
    gap: 12px;
    justify-content: space-between;
    margin-top: 24px;
}

.tnk-btn {
    padding: 12px 28px;
    border-radius: 6px;
    border: none;
    font-size: 0.95em;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-family: 'Montserrat', Arial, sans-serif;
    letter-spacing: 0.02em;
}

.tnk-btn-primary {
    background: var(--tnk-gold);
    color: var(--tnk-black);
}

.tnk-btn-primary:hover {
    background: var(--tnk-gold-light);
    transform: translateY(-1px);
    box-shadow: 0 4px 16px rgba(198, 164, 90, 0.3);
}

.tnk-btn-secondary {
    background: transparent;
    color: var(--tnk-gray);
    border: 1px solid var(--tnk-border);
}

.tnk-btn-secondary:hover {
    border-color: var(--tnk-gold);
    color: var(--tnk-gold);
}

.tnk-btn:disabled {
    opacity: 0.4;
    cursor: not-allowed;
    transform: none;
}

.tnk-btn-pay {
    background: var(--tnk-gold);
    color: var(--tnk-black);
    font-size: 1.05em;
    padding: 14px 36px;
    font-weight: 700;
    letter-spacing: 0.03em;
}

.tnk-btn-pay:hover {
    background: var(--tnk-gold-light);
    transform: translateY(-1px);
    box-shadow: 0 6px 20px rgba(198, 164, 90, 0.35);
}

/* Success page */
.tnk-success {
    text-align: center;
    padding: 60px 20px;
    background: var(--tnk-black-card);
    border: 1px solid var(--tnk-border);
    border-radius: var(--tnk-radius);
    box-shadow: var(--tnk-shadow);
}

.tnk-success-icon {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    background: var(--tnk-gold);
    color: var(--tnk-black);
    font-size: 2.5em;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 24px;
}

.tnk-success h2 {
    font-family: 'Playfair Display', serif;
    color: var(--tnk-gold);
    margin-bottom: 8px;
}

.tnk-success p {
    color: var(--tnk-gray);
    font-size: 1em;
}

.tnk-success .tnk-ref {
    display: inline-block;
    background: rgba(198, 164, 90, 0.1);
    border: 1px solid var(--tnk-gold);
    padding: 10px 24px;
    border-radius: 6px;
    font-weight: 700;
    font-size: 1.2em;
    color: var(--tnk-gold);
    margin: 16px 0;
    letter-spacing: 0.05em;
}

/* Loading */
.tnk-loading {
    display: none;
    text-align: center;
    padding: 40px;
}

.tnk-loading.visible {
    display: block;
}

.tnk-loading p {
    color: var(--tnk-gray);
}

.tnk-spinner {
    width: 40px;
    height: 40px;
    border: 3px solid var(--tnk-border);
    border-top-color: var(--tnk-gold);
    border-radius: 50%;
    animation: tnkSpin 0.8s linear infinite;
    margin: 0 auto 12px;
}

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

/* Error */
.tnk-error-banner {
    background: rgba(231, 76, 60, 0.1);
    border: 1px solid var(--tnk-danger);
    color: var(--tnk-danger);
    padding: 12px 16px;
    border-radius: 6px;
    margin-bottom: 16px;
    display: none;
    font-size: 0.88em;
}

.tnk-error-banner.visible {
    display: block;
}

/* Responsive */
@media (max-width: 768px) {
    .tnk-booking-wrapper {
        padding: 10px;
    }

    .tnk-steps {
        flex-direction: column;
        align-items: flex-start;
        gap: 4px;
    }

    .tnk-step::after {
        display: none;
    }

    .tnk-formulas {
        grid-template-columns: 1fr;
    }

    .tnk-form-row {
        grid-template-columns: 1fr;
    }

    .tnk-quantity {
        flex-direction: column;
        gap: 12px;
        text-align: center;
    }

    .tnk-degustation-details.visible {
        flex-direction: column;
        gap: 12px;
    }

    .tnk-actions {
        flex-direction: column;
    }

    .tnk-btn {
        width: 100%;
        justify-content: center;
    }

    .tnk-calendar-day {
        font-size: 0.8em;
    }
}