/* ============================================================
   Booking Form Builder — Frontend Styles v1.3
   Colours controlled via CSS variables injected by PHP
   ============================================================ */

:root {
    --bfb-primary:        #4a90e2;
    --bfb-btn-bg:         #4a90e2;
    --bfb-btn-hover:      #357abd;
    --bfb-btn-text:       #ffffff;
    --bfb-form-bg:        #ffffff;
    --bfb-input-border:   #dddddd;
    --bfb-input-focus:    #4a90e2;
    --bfb-label-color:    #333333;
    --bfb-title-color:    #333333;
    --bfb-success-color:  #157347;
    --bfb-error-color:    #e74c3c;
    --bfb-radius:         6px;
    --bfb-font:           inherit;
}

.bfb-form-container {
    max-width: 620px;
    margin: 30px auto;
    font-family: var(--bfb-font);
}

.bfb-booking-form {
    background: var(--bfb-form-bg);
    padding: 32px 36px;
    border-radius: calc(var(--bfb-radius) * 1.5);
    box-shadow: 0 4px 24px rgba(0, 0, 0, 0.09);
}

.bfb-form-title {
    font-size: 22px;
    font-weight: 700;
    margin: 0 0 26px 0;
    color: var(--bfb-title-color);
    text-align: center;
    letter-spacing: -0.3px;
}

/* ── Messages ─────────────────────────────── */
.bfb-form-messages { margin-bottom: 18px; }

.bfb-message {
    padding: 13px 16px;
    border-radius: var(--bfb-radius);
    margin-bottom: 12px;
    font-size: 14px;
    line-height: 1.5;
}
.bfb-message.error {
    background: #fef2f2;
    color: var(--bfb-error-color);
    border: 1px solid #fecaca;
}

/* ── Fields ───────────────────────────────── */
.bfb-form-group { margin-bottom: 18px; }

.bfb-label {
    display: block;
    font-weight: 600;
    margin-bottom: 6px;
    color: var(--bfb-label-color);
    font-size: 14px;
}
.bfb-required { color: var(--bfb-error-color); margin-left: 3px; }

.bfb-input,
.bfb-textarea,
.bfb-select {
    width: 100%;
    padding: 11px 14px;
    border: 1.5px solid var(--bfb-input-border);
    border-radius: var(--bfb-radius);
    font-size: 14px;
    font-family: var(--bfb-font);
    background: #fff;
    color: #1a1a1a;
    transition: border-color 0.2s ease, box-shadow 0.2s ease;
    box-sizing: border-box;
    appearance: none;
    -webkit-appearance: none;
}
.bfb-select {
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath fill='%23666' d='M6 8L0 0h12z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 14px center;
    padding-right: 36px;
}
.bfb-input:focus,
.bfb-textarea:focus,
.bfb-select:focus {
    outline: none;
    border-color: var(--bfb-input-focus);
    box-shadow: 0 0 0 3px color-mix(in srgb, var(--bfb-input-focus) 15%, transparent);
}
.bfb-textarea { resize: vertical; min-height: 100px; }
.bfb-input.error,
.bfb-textarea.error,
.bfb-select.error { border-color: var(--bfb-error-color); }

.bfb-field-error {
    color: var(--bfb-error-color);
    font-size: 12px;
    margin-top: 4px;
    display: block;
}
.bfb-field-hint {
    display: block;
    color: #888;
    font-size: 12px;
    margin-top: 4px;
    font-style: italic;
}

/* ── Radio / Checkbox ─────────────────────── */
.bfb-radio-group { display: flex; flex-direction: column; gap: 9px; }

.bfb-radio-label,
.bfb-checkbox-label {
    display: flex;
    align-items: center;
    gap: 9px;
    cursor: pointer;
    font-weight: normal;
    color: var(--bfb-label-color);
}
.bfb-radio,
.bfb-checkbox { width: 17px; height: 17px; cursor: pointer; accent-color: var(--bfb-primary); }

/* ── Calendar field ───────────────────────── */
.bfb-calendar-simple-field {
    background: #f8fafc;
    padding: 18px;
    border-radius: var(--bfb-radius);
    border: 1.5px solid var(--bfb-input-border);
}
.bfb-field-row { margin-bottom: 14px; }
.bfb-field-row:last-child { margin-bottom: 0; }
.bfb-sub-label {
    display: block;
    font-weight: 600;
    margin-bottom: 6px;
    color: var(--bfb-label-color);
    font-size: 13px;
}

/* ── Captcha ──────────────────────────────── */
.bfb-captcha-group {
    margin-bottom: 18px;
    padding: 14px 16px;
    background: #f8f9fa;
    border: 1.5px solid #e2e8f0;
    border-radius: var(--bfb-radius);
}
.bfb-captcha-label { display: block; margin-bottom: 8px; font-size: 14px; }
.bfb-captcha-question { color: #1a202c; font-size: 15px; font-weight: 600; }
.bfb-captcha-row { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; }
.bfb-captcha-answer { width: 120px !important; text-align: center; font-size: 16px; font-weight: 600; }
.bfb-captcha-refresh {
    background: none;
    border: 1.5px solid #cbd5e1;
    border-radius: 50%;
    width: 32px; height: 32px;
    font-size: 18px; line-height: 1;
    cursor: pointer;
    color: #64748b;
    transition: transform 0.25s, background 0.2s;
    padding: 0;
}
.bfb-captcha-refresh:hover { background: #e2e8f0; transform: rotate(180deg); }

/* ── Payment / Stripe ─────────────────────── */
.bfb-payment-section {
    margin: 18px 0;
    padding: 18px;
    background: #f0f7ff;
    border: 1.5px solid color-mix(in srgb, var(--bfb-primary) 25%, #fff);
    border-radius: var(--bfb-radius);
}
.bfb-payment-header {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 14px;
    font-size: 15px;
}
.bfb-payment-header span:first-child { font-size: 22px; }
.bfb-deposit-amount {
    margin-left: 8px;
    font-weight: 700;
    color: var(--bfb-primary);
    font-size: 17px;
}
.bfb-card-element {
    padding: 12px 14px;
    border: 1.5px solid var(--bfb-input-border);
    border-radius: var(--bfb-radius);
    background: #fff;
}
.bfb-card-errors {
    color: var(--bfb-error-color);
    font-size: 13px;
    margin-top: 8px;
    min-height: 18px;
}

/* ── Submit row ───────────────────────────── */
.bfb-form-footer { margin-top: 24px; }

.bfb-submit-row { display: flex; align-items: center; gap: 14px; flex-wrap: wrap; }

.bfb-submit-btn {
    background: var(--bfb-btn-bg);
    color: var(--bfb-btn-text);
    padding: 13px 32px;
    border: none;
    border-radius: var(--bfb-radius);
    font-size: 15px;
    font-weight: 700;
    cursor: pointer;
    transition: background 0.2s ease, transform 0.1s ease;
    letter-spacing: 0.2px;
}
.bfb-submit-btn:hover  { background: var(--bfb-btn-hover); transform: translateY(-1px); }
.bfb-submit-btn:active { transform: translateY(0); }
.bfb-submit-btn:disabled { opacity: 0.55; cursor: not-allowed; transform: none; }

.bfb-loading { color: #64748b; font-size: 14px; font-style: italic; }

/* ── Thank-you panel (replaces form) ─────── */
.bfb-thankyou {
    text-align: center;
    padding: 40px 20px;
    animation: bfb-fadein 0.5s ease;
}
.bfb-thankyou-icon {
    font-size: 52px;
    margin-bottom: 16px;
    display: block;
}
.bfb-thankyou-title {
    font-size: 22px;
    font-weight: 700;
    color: var(--bfb-success-color);
    margin: 0 0 10px;
}
.bfb-thankyou-msg {
    color: #555;
    font-size: 15px;
    margin: 0;
    line-height: 1.6;
}

@keyframes bfb-fadein {
    from { opacity: 0; transform: translateY(12px); }
    to   { opacity: 1; transform: translateY(0); }
}

/* ── Responsive ───────────────────────────── */
@media (max-width: 640px) {
    .bfb-booking-form    { padding: 22px 18px; }
    .bfb-form-title      { font-size: 19px; }
    .bfb-submit-btn      { width: 100%; }
    .bfb-submit-row      { flex-direction: column; align-items: stretch; }
}