/**
 * Choquequirao Explorers — Booking form styles
 * Editorial style (brown/gold palette, serif headings)
 */

.bk-main {
    padding: 40px 0 80px;
    background: var(--cream-base);
    min-height: 70vh;
}

.bk-trip-banner {
    background: var(--brown-deep);
    color: var(--cream-base);
    border-radius: var(--radius);
    padding: 24px 28px;
    margin-bottom: 24px;
}
.bk-trip-banner-inner {
    display: flex;
    align-items: center;
    gap: 16px;
}
.bk-trip-banner-icon {
    font-size: 36px;
    line-height: 1;
    color: var(--gold-inca);
}
.bk-trip-banner-info { flex: 1; }
.bk-trip-banner h1 {
    margin: 0 0 4px 0;
    font-size: 22px;
    font-style: italic;
    font-weight: 400;
    color: var(--cream-base);
}
.bk-trip-banner p {
    margin: 0;
    font-size: 14px;
    color: rgba(245,241,232,0.85);
    font-family: 'Inter', system-ui, sans-serif;
}
.bk-trip-banner-change {
    color: var(--gold-soft);
    text-decoration: none;
    font-family: 'Inter', sans-serif;
    font-size: 11px;
    letter-spacing: 1.5px;
    text-transform: uppercase;
    padding: 8px 14px;
    border: 1px solid rgba(212,181,107,0.4);
    border-radius: 2px;
    white-space: nowrap;
}
.bk-trip-banner-change:hover {
    background: var(--gold-inca);
    color: var(--brown-deep);
}

.bk-progress {
    background: var(--cream-warm);
    border-radius: var(--radius);
    padding: 20px 24px;
    margin-bottom: 20px;
    border: 1px solid var(--border-soft);
}
.bk-progress-bar {
    height: 4px;
    background: rgba(201,166,74,0.2);
    border-radius: 2px;
    overflow: hidden;
    margin-bottom: 12px;
}
.bk-progress-fill {
    height: 100%;
    background: var(--gold-inca);
    transition: width 0.4s ease;
}
.bk-progress-steps {
    display: flex;
    justify-content: space-between;
    gap: 8px;
    font-family: 'Inter', sans-serif;
    font-size: 11px;
    letter-spacing: 1.5px;
    text-transform: uppercase;
    color: var(--text-muted);
}
.bk-progress-step {
    flex: 1;
    text-align: center;
    padding: 4px;
}
.bk-progress-step.is-active { color: var(--brown-deep); font-weight: 500; }
.bk-progress-step.is-done { color: var(--gold-inca); }

.bk-form {
    background: var(--cream-base);
    border-radius: var(--radius);
    padding: 40px;
    border: 1px solid var(--border-soft);
}
.bk-step { display: none; }
.bk-step.is-active {
    display: block;
    animation: bkFadeIn 0.3s ease-out;
}
@keyframes bkFadeIn {
    from { opacity: 0; transform: translateY(8px); }
    to { opacity: 1; transform: translateY(0); }
}
.bk-step h2 {
    margin: 0 0 8px 0;
    font-size: 26px;
    font-style: italic;
    font-weight: 400;
    color: var(--brown-deep);
}
.bk-step-sub {
    color: var(--text-muted);
    margin: 0 0 24px 0;
    font-size: 15px;
    font-family: 'Inter', sans-serif;
}
.bk-section-h3 {
    font-family: Georgia, serif;
    font-size: 18px;
    font-style: italic;
    font-weight: 400;
    color: var(--brown-deep);
    margin: 32px 0 8px 0;
    padding-top: 24px;
    border-top: 1px dashed var(--border-soft);
}
.bk-section-h3:first-of-type {
    border-top: 0;
    padding-top: 0;
    margin-top: 0;
}

.bk-pax-selector {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 28px;
    margin: 36px 0;
    padding: 28px;
    background: var(--cream-warm);
    border: 1px solid var(--border-soft);
    border-radius: var(--radius);
}
.bk-pax-btn {
    width: 52px;
    height: 52px;
    border-radius: 50%;
    background: var(--cream-base);
    border: 2px solid var(--gold-inca);
    color: var(--brown-deep);
    font-size: 24px;
    font-weight: 400;
    cursor: pointer;
    transition: all 0.15s;
    display: inline-flex;
    align-items: center;
    justify-content: center;
}
.bk-pax-btn:hover {
    background: var(--gold-inca);
    color: var(--cream-base);
}
.bk-pax-display { text-align: center; min-width: 100px; }
.bk-pax-num {
    display: block;
    font-family: Georgia, serif;
    font-size: 48px;
    font-weight: 400;
    color: var(--brown-deep);
    line-height: 1;
}
.bk-pax-label {
    display: block;
    font-family: 'Inter', sans-serif;
    font-size: 11px;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 1.5px;
    margin-top: 6px;
}

.bk-info-card {
    background: var(--cream-warm);
    border-left: 3px solid var(--gold-inca);
    border-radius: 0 var(--radius) var(--radius) 0;
    padding: 16px 22px;
    margin: 20px 0;
    font-family: 'Inter', sans-serif;
    font-size: 14px;
    color: var(--text-soft);
}
.bk-info-card strong { color: var(--brown-deep); }
.bk-info-card ul {
    margin: 8px 0 0 0;
    padding-left: 20px;
}
.bk-info-card li { margin: 6px 0; }

.bk-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 16px 20px;
    margin-bottom: 16px;
}
.bk-field { display: flex; flex-direction: column; }
.bk-field-full { grid-column: 1 / -1; }
.bk-field label {
    font-family: 'Inter', sans-serif;
    font-size: 12px;
    font-weight: 500;
    color: var(--brown-mid);
    margin-bottom: 6px;
    letter-spacing: 0.5px;
}
.bk-req { color: #b91c1c; margin-left: 2px; }
.bk-field input,
.bk-field select,
.bk-field textarea {
    width: 100%;
    padding: 10px 12px;
    font-family: 'Inter', sans-serif;
    font-size: 15px;
    border: 1px solid var(--border-soft);
    border-radius: var(--radius);
    background: var(--cream-base);
    color: var(--brown-deep);
    transition: all 0.15s;
}
.bk-field input:focus,
.bk-field select:focus,
.bk-field textarea:focus {
    outline: none;
    border-color: var(--gold-inca);
    box-shadow: 0 0 0 3px rgba(201,166,74,0.15);
}
.bk-field.is-error input,
.bk-field.is-error select,
.bk-field.is-error textarea {
    border-color: #b91c1c;
    background: #fef2f2;
}
.bk-help {
    color: var(--text-muted);
    font-family: 'Inter', sans-serif;
    font-size: 12px;
    margin-top: 4px;
}
.bk-field textarea { resize: vertical; min-height: 60px; }

.bk-tentative-date {
    margin-top: 24px;
    padding: 24px;
    background: linear-gradient(135deg, #f9e8d8 0%, #fae9c5 100%);
    border: 1px solid var(--gold-inca);
    border-radius: var(--radius);
}
.bk-tentative-date .bk-section-h3 {
    margin-top: 0; padding-top: 0; border-top: 0;
}
.bk-tentative-end {
    display: flex;
    align-items: center;
    min-height: 42px;
    padding: 10px 14px;
    background: var(--cream-base);
    border: 1px solid var(--border-soft);
    border-radius: var(--radius);
    color: var(--brown-deep);
    font-family: 'Inter', sans-serif;
    font-size: 15px;
}

@media (max-width: 700px) {
    .bk-grid { grid-template-columns: 1fr; }
    .bk-form { padding: 24px; }
}

.bk-traveler-block {
    background: var(--cream-warm);
    border-radius: var(--radius);
    padding: 20px;
    margin-bottom: 16px;
    border: 1px solid var(--border-soft);
}
.bk-traveler-block .bk-section-h3 {
    margin-top: 0; padding-top: 0; border-top: 0;
    color: var(--gold-inca);
}

.bk-radio-group {
    display: flex;
    flex-direction: column;
    gap: 8px;
    margin-bottom: 20px;
}
.bk-radio {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 14px 16px;
    border: 1px solid var(--border-soft);
    border-radius: var(--radius);
    cursor: pointer;
    transition: all 0.15s;
    background: var(--cream-base);
}
.bk-radio:hover {
    border-color: var(--gold-inca);
    background: var(--cream-warm);
}
.bk-radio input[type="radio"] {
    width: 18px; height: 18px;
    accent-color: var(--gold-inca);
    flex-shrink: 0;
}
.bk-radio:has(input:checked) {
    border-color: var(--gold-inca);
    background: var(--cream-warm);
}
.bk-radio-label { flex: 1; font-family: 'Inter', sans-serif; }
.bk-radio-label strong {
    display: block;
    font-size: 14px;
    color: var(--brown-deep);
    font-weight: 500;
}
.bk-radio-label small {
    display: block;
    font-size: 12px;
    color: var(--text-muted);
    margin-top: 2px;
}

.bk-checks {
    background: var(--cream-warm);
    padding: 20px;
    border-radius: var(--radius);
    border: 1px solid var(--border-soft);
    margin-bottom: 24px;
}
.bk-check {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    padding: 8px 0;
    cursor: pointer;
    font-family: 'Inter', sans-serif;
    font-size: 14px;
    line-height: 1.6;
    color: var(--text-soft);
}
.bk-check input[type="checkbox"] {
    width: 18px; height: 18px;
    accent-color: var(--gold-inca);
    margin-top: 2px;
    flex-shrink: 0;
}
.bk-check a { color: var(--brown-warm); font-weight: 500; }

.bk-summary {
    background: var(--cream-warm);
    border: 1px solid var(--gold-inca);
    border-radius: var(--radius);
    padding: 22px;
    margin-bottom: 24px;
}
.bk-summary h3 {
    margin: 0 0 14px 0;
    font-size: 17px;
    font-style: italic;
    font-weight: 400;
    color: var(--brown-deep);
}
.bk-summary-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 8px 0;
    font-family: 'Inter', sans-serif;
    font-size: 14px;
    color: var(--text-soft);
    border-bottom: 1px dashed rgba(201,166,74,0.3);
    gap: 12px;
}
.bk-summary-row:last-child { border-bottom: 0; }
.bk-summary-row strong { color: var(--brown-deep); font-weight: 500; }

.bk-actions {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 12px;
    margin-top: 32px;
    padding-top: 24px;
    border-top: 1px solid var(--border-soft);
}
.bk-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 13px 26px;
    border-radius: 2px;
    font-family: 'Inter', sans-serif;
    font-size: 12px;
    font-weight: 500;
    text-decoration: none;
    border: 0;
    cursor: pointer;
    transition: all 0.15s;
    min-height: 44px;
    letter-spacing: 2px;
    text-transform: uppercase;
}
.bk-btn-primary {
    background: var(--brown-deep);
    color: var(--cream-base);
}
.bk-btn-primary:hover {
    background: var(--brown-warm);
}
.bk-btn-success {
    background: var(--gold-inca);
    color: var(--brown-deep);
}
.bk-btn-success:hover {
    background: var(--gold-soft);
}
.bk-btn-ghost {
    background: transparent;
    color: var(--text-muted);
    border: 1px solid var(--border-soft);
}
.bk-btn-ghost:hover {
    color: var(--brown-deep);
    border-color: var(--brown-deep);
}
.bk-btn-wide { width: 100%; padding: 16px; }

.bk-success {
    text-align: center;
    padding: 20px 10px;
    max-width: 560px;
    margin: 0 auto;
}
.bk-success-icon {
    font-size: 56px;
    margin-bottom: 16px;
    color: var(--gold-inca);
}
.bk-success h2 {
    margin: 0 0 12px 0;
    font-size: 30px;
    color: var(--gold-inca);
    font-style: italic;
}
.bk-success-lead {
    font-size: 16px;
    color: var(--text-soft);
    line-height: 1.7;
    margin: 0 0 24px 0;
    font-family: 'Inter', sans-serif;
}
.bk-success-ref {
    display: inline-block;
    background: var(--cream-warm);
    border: 1px dashed var(--gold-inca);
    border-radius: var(--radius);
    padding: 14px 22px;
    margin: 8px 0 24px 0;
    font-family: 'Inter', sans-serif;
}
.bk-success-ref span {
    display: block;
    font-size: 10px;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 1.5px;
    margin-bottom: 4px;
}
.bk-success-ref strong {
    display: block;
    font-size: 20px;
    color: var(--brown-deep);
    letter-spacing: 1px;
    font-family: monospace;
}
.bk-success-info {
    background: var(--cream-warm);
    border-radius: var(--radius);
    padding: 18px;
    margin: 16px 0 24px 0;
    text-align: left;
    font-family: 'Inter', sans-serif;
}
.bk-success-info ul {
    list-style: none;
    padding: 0;
    margin: 0;
}
.bk-success-info li {
    padding: 4px 0;
    font-size: 14px;
    color: var(--brown-deep);
}

.bk-toast {
    position: fixed;
    top: 80px;
    left: 50%;
    transform: translate(-50%, -10px);
    background: var(--cream-base);
    padding: 14px 22px;
    border-radius: var(--radius);
    font-family: 'Inter', sans-serif;
    font-size: 14px;
    font-weight: 500;
    z-index: 9999;
    box-shadow: var(--shadow-strong);
    opacity: 0;
    transition: all 0.25s;
    pointer-events: none;
    max-width: 480px;
    border-left: 4px solid var(--gold-inca);
}
.bk-toast.is-shown {
    opacity: 1;
    transform: translate(-50%, 0);
}
.bk-toast.is-error {
    border-left-color: #b91c1c;
    background: #fef2f2;
    color: #991b1b;
}