/* ============================================================
   CHILE TRAVEL FORM BUILDER — PUBLIC / FRONT-END STYLES
   ============================================================ */

:root {
    --ctfb-deep-blue:  #00193E;
    --ctfb-soft-blue:  #456AEB;
    --ctfb-salmon:     #FE6565;
    --ctfb-silver:     #CBD6E3;
    --ctfb-light:      #F0F4FF;
    --ctfb-border:     #CBD5E1;
    --ctfb-text:       #1a2540;
    --ctfb-text-muted: #64748B;
    --ctfb-success:    #22C55E;
    --ctfb-danger:     #EF4444;
    --ctfb-radius:     8px;
    --ctfb-transition: all .22s cubic-bezier(.4,0,.2,1);
}

/* ── Container ── */
.ctfb-form-container {
    max-width: 760px; margin: 0 auto; padding: 0 0 40px;
    font-family: var(--font-family, 'Inter', -apple-system, sans-serif);
}

/* ── Progress: circle + "Paso X" only, no bar ── */
.ctfb-progress { margin-bottom: 28px; }
.ctfb-progress__header { display: flex; align-items: center; justify-content: space-between; }
.ctfb-progress__label {
    display: inline-flex; align-items: center; gap: 8px;
    font-size: 13px; font-weight: 700; color: var(--ctfb-soft-blue);
    text-transform: uppercase; letter-spacing: .5px;
}
.ctfb-progress__current {
    display: inline-flex; align-items: center; justify-content: center;
    width: 28px; height: 28px; border-radius: 50%;
    background: var(--ctfb-soft-blue); color: #fff;
    font-size: 13px; font-weight: 800;
}
.ctfb-progress__step-title {
    font-size: 12px; font-weight: 600; color: var(--ctfb-text-muted);
    text-transform: uppercase; letter-spacing: .6px;
}

/* ── Alerts ── */
.ctfb-alert {
    display: flex; align-items: flex-start; gap: 12px;
    padding: 16px 20px; border-radius: var(--ctfb-radius);
    margin-bottom: 28px; font-size: 15px; line-height: 1.5;
}
.ctfb-alert--success { background: #f0fdf4; border: 1.5px solid #bbf7d0; color: #15803d; }
.ctfb-alert--error   { background: #fef2f2; border: 1.5px solid #fecaca; color: #c0392b; }
.ctfb-alert i        { font-size: 20px; flex-shrink: 0; margin-top: 1px; }

/* ── Step ── */
.ctfb-step { animation: ctfb-fadein .3s ease; }
@keyframes ctfb-fadein { from { opacity:0; transform:translateY(12px); } to { opacity:1; transform:none; } }

/* ── Fields Row ── */
.ctfb-fields-row { display: flex; flex-wrap: wrap; gap: 20px; }
.ctfb-field { display: flex; flex-direction: column; gap: 7px; }
.ctfb-field--full { flex: 1 0 100%; }
.ctfb-field--half { flex: 1 0 calc(50% - 10px); min-width: 220px; }
@media (max-width: 600px) { .ctfb-field--half { flex: 1 0 100%; } }

/* ── Labels ── */
.ctfb-label {
    font-weight: 600; font-size: 15px; color: var(--ctfb-deep-blue);
    margin-bottom: 2px; display: flex; align-items: center; gap: 4px; flex-wrap: wrap;
}
.ctfb-required { color: var(--ctfb-salmon); }

/* ── Required legend ── */
.ctfb-required-legend {
    font-size: 12px; color: var(--ctfb-text-muted);
    margin: 16px 0 0; text-align: right;
}

/* ── Tooltip button ── */
.ctfb-tooltip-btn {
    display: inline-flex; align-items: center; justify-content: center;
    width: 18px; height: 18px; border-radius: 50%;
    background: var(--ctfb-silver); color: var(--ctfb-deep-blue);
    font-size: 11px; font-weight: 800; border: none; cursor: pointer;
    position: relative; flex-shrink: 0; line-height: 1;
    transition: background .2s;
}
.ctfb-tooltip-btn:hover { background: var(--ctfb-soft-blue); color: #fff; }
.ctfb-tooltip-popup {
    position: absolute; bottom: calc(100% + 8px); left: 50%; transform: translateX(-50%);
    background: var(--ctfb-deep-blue); color: #fff;
    font-size: 13px; font-weight: 400; line-height: 1.5;
    padding: 8px 12px; border-radius: 6px;
    white-space: normal; width: max-content; max-width: 240px;
    z-index: 999; pointer-events: none;
    box-shadow: 0 4px 16px rgba(0,0,0,.18);
}
.ctfb-tooltip-popup::after {
    content: ''; position: absolute; top: 100%; left: 50%; transform: translateX(-50%);
    border: 6px solid transparent; border-top-color: var(--ctfb-deep-blue);
}

/* ── Base Input Styles ── */
.ctfb-input, .ctfb-select, .ctfb-textarea {
    border: 1px solid var(--ctfb-border); border-radius: var(--ctfb-radius);
    padding: 0.875rem 1.25rem; font-size: 1rem;
    font-family: inherit; color: var(--ctfb-text); background: #fff;
    width: 100%; outline: none;
    transition: border-color .3s ease, box-shadow .3s ease;
    -webkit-appearance: none;
}
.ctfb-input:focus, .ctfb-select:focus, .ctfb-textarea:focus {
    border-color: var(--ctfb-soft-blue);
    box-shadow: 0 0 0 0.2rem rgba(69,106,235,.15);
}
.ctfb-input::placeholder, .ctfb-textarea::placeholder { color: #94A3B8; }
.ctfb-select {
    cursor: pointer;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 12 8'%3E%3Cpath fill='%2394A3B8' d='M6 8L0 0h12z'/%3E%3C/svg%3E");
    background-repeat: no-repeat; background-position: right 14px center;
    background-size: 10px; padding-right: 40px;
}
.ctfb-textarea { resize: vertical; min-height: 120px; }

/* ── Error State ── */
.ctfb-field.has-error .ctfb-input,
.ctfb-field.has-error .ctfb-select,
.ctfb-field.has-error .ctfb-textarea {
    border-color: var(--ctfb-danger) !important;
    box-shadow: 0 0 0 .2rem rgba(239,68,68,.12) !important;
}
.ctfb-field-error {
    color: var(--ctfb-danger); font-size: 12px; font-weight: 600;
    margin-top: 2px; display: none;
}

/* ── Valid State ── */
.ctfb-field.is-valid .ctfb-input,
.ctfb-field.is-valid .ctfb-select,
.ctfb-field.is-valid .ctfb-textarea {
    border-color: var(--ctfb-success) !important;
    box-shadow: 0 0 0 .2rem rgba(34,197,94,.12) !important;
}

/* ── Radio & Checkbox ── */
.ctfb-radio-group, .ctfb-checkbox-group { display: flex; flex-direction: column; gap: 10px; }
.ctfb-radio-label, .ctfb-checkbox-label {
    display: flex; align-items: center; gap: 10px; cursor: pointer;
    font-size: 15px; color: var(--ctfb-text); padding: 10px 14px;
    border-radius: var(--ctfb-radius); border: 1.5px solid var(--ctfb-border);
    transition: var(--ctfb-transition);
}
.ctfb-radio-label:hover, .ctfb-checkbox-label:hover { border-color: var(--ctfb-soft-blue); background: var(--ctfb-light); }
.ctfb-radio-label input, .ctfb-checkbox-label input { accent-color: var(--ctfb-soft-blue); width: 18px; height: 18px; cursor: pointer; }

/* ── Toggle ── */
.ctfb-toggle-wrap { padding: 4px 0; }
.ctfb-toggle-label { display: flex; align-items: center; gap: 12px; cursor: pointer; font-size: 15px; }
.ctfb-toggle-checkbox { display: none; }
.ctfb-toggle-switch {
    width: 46px; height: 26px; background: var(--ctfb-silver); border-radius: 13px;
    position: relative; transition: var(--ctfb-transition); flex-shrink: 0;
}
.ctfb-toggle-switch::after {
    content: ''; position: absolute; top: 3px; left: 3px;
    width: 20px; height: 20px; background: #fff; border-radius: 50%;
    transition: var(--ctfb-transition); box-shadow: 0 1px 4px rgba(0,0,0,.2);
}
.ctfb-toggle-checkbox:checked + .ctfb-toggle-switch { background: var(--ctfb-soft-blue); }
.ctfb-toggle-checkbox:checked + .ctfb-toggle-switch::after { left: 23px; }

/* ── Range ── */
.ctfb-range-wrap { display: flex; flex-direction: column; gap: 6px; }
.ctfb-range { width: 100%; accent-color: var(--ctfb-soft-blue); height: 6px; cursor: pointer; }
.ctfb-range-output {
    align-self: flex-end; background: var(--ctfb-soft-blue); color: #fff;
    padding: 3px 10px; border-radius: 12px; font-size: 13px; font-weight: 700;
}

/* ── Star Rating ── */
.ctfb-rating-wrap { display: flex; gap: 6px; }
.ctfb-star {
    background: none; border: none; font-size: 32px; cursor: pointer;
    color: var(--ctfb-silver); transition: var(--ctfb-transition); padding: 0; line-height: 1;
}
.ctfb-star:hover, .ctfb-star.active { color: #f59e0b; transform: scale(1.12); }

/* ── File Upload ── */
.ctfb-file {
    padding: 10px; border: 1.5px dashed var(--ctfb-border); border-radius: var(--ctfb-radius);
    width: 100%; cursor: pointer; font-family: inherit; font-size: 14px;
    transition: var(--ctfb-transition);
}
.ctfb-file:hover { border-color: var(--ctfb-soft-blue); background: var(--ctfb-light); }

/* ── Signature ── */
.ctfb-signature-wrap { display: flex; flex-direction: column; gap: 8px; }
.ctfb-signature-canvas {
    border: 1.5px solid var(--ctfb-border); border-radius: var(--ctfb-radius);
    cursor: crosshair; touch-action: none; max-width: 100%; background: #fff; display: block;
}
.ctfb-signature-controls { display: flex; }
.ctfb-signature-clear {
    background: none; border: 1px solid var(--ctfb-border); border-radius: 6px;
    padding: 5px 12px; font-size: 13px; cursor: pointer; color: var(--ctfb-text-muted);
    transition: var(--ctfb-transition);
}
.ctfb-signature-clear:hover { border-color: var(--ctfb-danger); color: var(--ctfb-danger); }

/* ── Heading / Paragraph / Divider ── */
.ctfb-heading { color: var(--ctfb-deep-blue); font-family: 'Manrope', sans-serif; font-weight: 800; margin: 8px 0 0; }
.ctfb-paragraph { color: var(--ctfb-text-muted); font-size: 15px; line-height: 1.7; margin: 0; }
.ctfb-divider { border: none; border-top: 1.5px solid var(--ctfb-border); margin: 8px 0; }

/* ── Loop ── */
.ctfb-loop-container { display: flex; flex-direction: column; gap: 16px; }
.ctfb-loop-iterations { display: flex; flex-direction: column; gap: 16px; }
.ctfb-loop-iteration { border: 1.5px solid var(--ctfb-silver); border-radius: var(--ctfb-radius); overflow: hidden; }
.ctfb-loop-iteration__header {
    display: flex; align-items: center; justify-content: space-between;
    padding: 10px 16px; background: var(--ctfb-light); border-bottom: 1px solid var(--ctfb-border);
}
.ctfb-loop-iteration__label { font-size: 13px; font-weight: 700; color: var(--ctfb-deep-blue); }
.ctfb-loop-iteration__fields { padding: 16px; }
.ctfb-loop-remove {
    background: none; border: 1px solid var(--ctfb-danger); color: var(--ctfb-danger);
    border-radius: 6px; cursor: pointer; padding: 4px 10px; font-size: 13px;
    transition: var(--ctfb-transition);
}
.ctfb-loop-remove:hover { background: #fef2f2; }
.ctfb-loop-actions { display: flex; }

/* ── Buttons ── */
.ctfb-btn {
    display: inline-flex; align-items: center; gap: 8px;
    padding: 0.875rem 2.5rem; border-radius: var(--ctfb-radius);
    font-weight: 600; font-size: 16px; font-family: inherit;
    cursor: pointer; border: 2px solid transparent; text-decoration: none;
    transition: background-color .3s ease, transform .2s ease; line-height: 1;
}
.ctfb-btn-prev { background: transparent; color: var(--ctfb-deep-blue); border-color: var(--ctfb-silver); }
.ctfb-btn-prev:hover { border-color: var(--ctfb-deep-blue); background: var(--ctfb-light); }
.ctfb-btn-next, .ctfb-btn-submit {
    background-color: var(--ctfb-soft-blue); color: #fff; border-color: var(--ctfb-soft-blue);
}
.ctfb-btn-next:hover, .ctfb-btn-submit:hover { background-color: #3451C6; border-color: #3451C6; transform: translateY(-2px); }
.ctfb-btn-next:active, .ctfb-btn-submit:active { transform: translateY(0); }
.ctfb-btn-next:disabled, .ctfb-btn-submit:disabled { background: #94A3B8; border-color: #94A3B8; cursor: not-allowed; transform: none; }
.ctfb-btn-add-loop {
    background: transparent; color: var(--ctfb-soft-blue); border: 1.5px dashed var(--ctfb-soft-blue);
    padding: 10px 20px; font-size: 14px; border-radius: var(--ctfb-radius);
}
.ctfb-btn-add-loop:hover { background: var(--ctfb-light); }

/* ── Spinner ── */
.ctfb-spinner {
    width: 18px; height: 18px; border: 2px solid rgba(255,255,255,.4);
    border-top-color: #fff; border-radius: 50%; animation: ctfb-spin .7s linear infinite;
}
@keyframes ctfb-spin { to { transform: rotate(360deg); } }

/* ── Navigation Row — no dividing line ── */
.ctfb-nav {
    display: flex; align-items: center; justify-content: space-between;
    margin-top: 24px;
}
.ctfb-nav__left, .ctfb-nav__right { display: flex; align-items: center; gap: 12px; }

/* ── Modal overlay ── */
#ctfb-modal-overlay {
    position: fixed; inset: 0; z-index: 99999;
    background: rgba(0,0,0,.55); backdrop-filter: blur(3px);
    display: flex; align-items: center; justify-content: center;
    padding: 20px;
}
.ctfb-modal {
    background: #fff; border-radius: 16px;
    padding: 40px 36px 36px;
    max-width: 460px; width: 100%;
    text-align: center; position: relative;
    box-shadow: 0 24px 60px rgba(0,0,0,.22);
    animation: ctfb-modal-in .25s cubic-bezier(.34,1.56,.64,1);
}
@keyframes ctfb-modal-in {
    from { opacity: 0; transform: scale(.88) translateY(20px); }
    to   { opacity: 1; transform: none; }
}
.ctfb-modal__close {
    position: absolute; top: 14px; right: 16px;
    background: none; border: none; font-size: 24px; line-height: 1;
    cursor: pointer; color: var(--ctfb-text-muted); padding: 4px 8px;
    border-radius: 6px; transition: background .15s, color .15s;
}
.ctfb-modal__close:hover { background: #f1f5f9; color: var(--ctfb-text); }
.ctfb-modal__icon {
    width: 64px; height: 64px; margin: 0 auto 20px;
}
.ctfb-modal__icon svg { width: 100%; height: 100%; }
.ctfb-modal__message {
    font-size: 17px; line-height: 1.6; color: var(--ctfb-text);
    margin: 0; font-weight: 500;
}