/* ═══════════════════════════════════════════════════════════
   BOOKING FORM & DATE/TIME PICKER
   Used only on Book-Session page
   ═══════════════════════════════════════════════════════════ */

.booking-form {
    max-width: 100%;
    margin: var(--space-lg) 0 0;
}

@media (max-width: 768px) {
    .booking-form {
        margin-left: auto;
        margin-right: auto;
        max-width: 360px;
        width: 100%;
    }
}

/* Booking / Application section: no horizontal overflow, form centered on phone */
@media (max-width: 768px) {
    #booking-section,
    #application-section {
        overflow-x: hidden;
        width: 100%;
    }
    #booking-section .book-spread,
    #application-section .book-spread,
    #booking-section .book-page,
    #application-section .book-page {
        max-width: 100%;
        min-width: 0;
    }
    #booking-section .book-page .page-content,
    #application-section .book-page .page-content {
        padding-left: var(--space-md);
        padding-right: var(--space-md);
        max-width: 100%;
        display: flex;
        flex-direction: column;
        align-items: center;
    }
    #booking-section .booking-form,
    #application-section .booking-form {
        width: 100%;
        max-width: 360px;
    }
    #booking-section .dt-picker {
        max-width: 100%;
        min-width: 0;
    }
    #booking-section .dt-picker__week-label {
        min-width: 0;
    }
}

.booking-form .form-group {
    margin-bottom: var(--space-md);
}

.booking-form label {
    display: block;
    font-family: var(--font-sans);
    font-size: 0.95rem;
    font-weight: 500;
    color: var(--color-text-primary);
    margin-bottom: 0.35rem;
}

.booking-form .required {
    color: #c0392b;
}

.booking-form .optional {
    font-weight: 400;
    color: var(--color-text-tertiary);
    font-size: 0.9em;
}

.booking-form input[type="text"],
.booking-form input[type="email"],
.booking-form input[type="tel"],
.booking-form textarea {
    width: 100%;
    padding: 0.65rem 0.9rem;
    font-family: var(--font-sans);
    font-size: 1rem;
    color: var(--color-text-primary);
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: 6px;
    transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.booking-form input:focus,
.booking-form textarea:focus {
    outline: none;
    border-color: var(--color-accent);
    box-shadow: 0 0 0 3px rgba(107, 142, 168, 0.15);
}

.booking-form input.error,
.booking-form textarea.error {
    border-color: #c0392b;
    background: rgba(192, 57, 43, 0.04);
}

.booking-form textarea {
    min-height: 80px;
    resize: vertical;
}

.form-hint {
    font-size: 0.9rem;
    color: var(--color-text-tertiary);
    margin-bottom: var(--space-sm);
}

.form-error {
    display: block;
    font-size: 0.85rem;
    color: #c0392b;
    margin-top: 0.25rem;
}

.form-error:empty {
    display: none;
}

.form-actions {
    margin-top: var(--space-lg);
    padding-top: var(--space-md);
}

/* Checkboxes (e.g. Join Us languages) */
.form-checkboxes {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem 1.5rem;
    margin-top: 0.35rem;
}
.form-checkbox {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    font-weight: 400;
    cursor: pointer;
}
.form-checkbox input { width: auto; margin: 0; }

/* File inputs */
.booking-form input[type="file"] {
    width: 100%;
    padding: 0.5rem 0;
    font-size: 0.95rem;
    color: var(--color-text-primary);
}

.booking-form .btn--primary.btn--gentle {
    width: 100%;
    max-width: 320px;
    padding: 0.75rem 1.5rem;
    font-size: 1rem;
    cursor: pointer;
}

/* Phone input wrapper (intl-tel-input) */
.form-group--phone .iti {
    width: 100%;
}

.form-group--phone .iti__flag-container {
    border: 1px solid var(--color-border);
    border-right: 0;
    border-radius: 6px 0 0 6px;
}

.form-group--phone input.booking-phone-input {
    border-radius: 0 6px 6px 0;
    padding-left: 0.9rem;
}

.form-group--phone .iti input {
    width: 100% !important;
}

/* Success/error messages */
.booking-message {
    padding: var(--space-md) var(--space-lg);
    margin-bottom: var(--space-lg);
    border-radius: 8px;
    font-size: 0.95rem;
    line-height: 1.5;
}

.booking-message--success {
    background: rgba(155, 176, 169, 0.15);
    border: 1px solid rgba(155, 176, 169, 0.4);
    color: var(--color-text-primary);
}

.booking-message--error {
    background: rgba(192, 57, 43, 0.08);
    border: 1px solid rgba(192, 57, 43, 0.3);
    color: #c0392b;
}

/* ═══ Date & time picker ═══ */
.form-group--datetime {
    margin-top: var(--space-lg);
}

.dt-picker {
    background: rgba(255, 255, 255, 0.6);
    border: 1px solid var(--color-border);
    border-radius: 10px;
    padding: var(--space-md);
    margin-top: 0.5rem;
}

.dt-picker__header {
    text-align: center;
    margin-bottom: var(--space-sm);
}

.dt-picker__header-date {
    font-family: var(--font-serif);
    font-size: 1.1rem;
    font-weight: 500;
    color: var(--color-text-primary);
}

.dt-picker__week-nav {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-sm);
    margin-bottom: var(--space-md);
}

.dt-picker__nav {
    padding: 0.4rem 0.75rem;
    font-size: 1rem;
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: 6px;
    cursor: pointer;
    color: var(--color-text-primary);
    transition: background 0.2s ease, border-color 0.2s ease;
}

.dt-picker__nav:hover:not(:disabled) {
    background: var(--color-bg);
    border-color: var(--color-accent);
}

.dt-picker__nav:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.dt-picker__week-label {
    font-size: 0.9rem;
    color: var(--color-text-secondary);
    min-width: 180px;
    text-align: center;
}

.dt-picker__week {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    gap: 0.5rem;
    margin-bottom: var(--space-md);
}

.dt-picker__day {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 0.5rem;
    font-family: var(--font-sans);
    font-size: 0.9rem;
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.2s ease;
}

.dt-picker__day:hover:not(:disabled) {
    border-color: var(--color-accent);
    background: rgba(107, 142, 168, 0.06);
}

.dt-picker__day:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.dt-picker__day--today {
    border-color: var(--color-accent);
    background: rgba(107, 142, 168, 0.08);
    font-weight: 500;
}

.dt-picker__day--selected {
    background: var(--color-accent);
    border-color: var(--color-accent);
    color: white;
}

.dt-picker__day--selected:hover:not(:disabled) {
    background: var(--color-accent-hover);
    border-color: var(--color-accent-hover);
}

.dt-picker__day-dow {
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--color-text-tertiary);
    margin-bottom: 0.2rem;
}

.dt-picker__day--selected .dt-picker__day-dow {
    color: rgba(255, 255, 255, 0.85);
}

.dt-picker__slots-wrap {
    margin-top: var(--space-sm);
    padding-top: var(--space-sm);
    border-top: 1px solid var(--color-border-light);
}

.dt-picker__slots-label {
    display: block;
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--color-text-secondary);
    margin-bottom: 0.5rem;
}

.dt-picker__slots {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 0.5rem;
}

.dt-picker__slot {
    padding: 0.5rem 0.5rem;
    font-size: 0.9rem;
    text-align: center;
    min-width: 0;
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: 6px;
    cursor: pointer;
    color: var(--color-text-primary);
    transition: all 0.2s ease;
}

.dt-picker__slot:hover:not(:disabled):not(.dt-picker__slot--booked) {
    border-color: var(--color-accent);
    background: rgba(107, 142, 168, 0.06);
}

.dt-picker__slot--selected {
    background: var(--color-accent);
    border-color: var(--color-accent);
    color: white;
}

.dt-picker__slot--booked,
.dt-picker__slot:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    text-decoration: line-through;
}

@media (max-width: 768px) {
    .dt-picker__week {
        gap: 0.35rem;
    }
    .dt-picker__week-label {
        min-width: 0;
    }
    .dt-picker__day {
        padding: 0.35rem;
        font-size: 0.8rem;
    }
    .dt-picker__day-dow {
        font-size: 0.6rem;
    }
    .dt-picker__slots {
        grid-template-columns: repeat(2, 1fr);
    }
    .dt-picker__slot {
        padding: 0.5rem 0.35rem;
        font-size: 0.85rem;
    }
}