/**
 * Advance DV Form – Public Form Styles
 * iOS Apple Design Theme
 */

/* ── Variables ── */
:root {
    --adf-blue:       #007AFF;
    --adf-blue-dark:  #0062CC;
    --adf-green:      #34C759;
    --adf-red:        #FF3B30;
    --adf-gray-1:     #F2F2F7;
    --adf-gray-2:     #E5E5EA;
    --adf-gray-3:     #C7C7CC;
    --adf-gray-4:     #8E8E93;
    --adf-text:       #1C1C1E;
    --adf-text-sec:   #6C6C70;
    --adf-border:     #D1D1D6;
    --adf-radius:     12px;
    --adf-radius-sm:  8px;
    --adf-font:       -apple-system, BlinkMacSystemFont, "SF Pro Display", "Segoe UI", Helvetica, Arial, sans-serif;
    --adf-shadow:     0 2px 12px rgba(0,0,0,0.08);
    --adf-transition: 0.2s ease;
}

/* ── Form Wrapper ── */
.adf-form-wrap {
    font-family: var(--adf-font);
    color: var(--adf-text);
    max-width: 680px;
    margin: 0 auto;
}

.adf-form-wrap *,
.adf-form-wrap *::before,
.adf-form-wrap *::after {
    box-sizing: border-box;
}

/* ── Form ── */
.adf-form {
    background: #ffffff;
    border-radius: var(--adf-radius);
    padding: 32px;
    box-shadow: var(--adf-shadow);
    border: 1px solid var(--adf-gray-2);
}

@media (max-width: 600px) {
    .adf-form {
        padding: 20px 16px;
        border-radius: var(--adf-radius-sm);
    }
}

/* ── Row / Columns ── */
.adf-row {
    display: flex;
    flex-wrap: wrap;
    margin: 0 -8px;
}

/* ── Field Group ── */
.adf-field-group {
    padding: 0 8px;
    margin-bottom: 20px;
    width: 100%;
}

.adf-col-50  { width: 50%; }
.adf-col-33  { width: 33.333%; }
.adf-col-66  { width: 66.666%; }
.adf-col-25  { width: 25%; }
.adf-col-75  { width: 75%; }
.adf-col-100 { width: 100%; }

@media (max-width: 600px) {
    .adf-col-50,
    .adf-col-33,
    .adf-col-66,
    .adf-col-25,
    .adf-col-75 {
        width: 100%;
    }
}

/* ── Label ── */
.adf-label {
    display: block;
    font-size: 14px;
    font-weight: 600;
    color: var(--adf-text);
    margin-bottom: 6px;
    letter-spacing: -0.1px;
}

.adf-required {
    color: var(--adf-red);
    margin-left: 3px;
}

/* ── Base Input Styles ── */
.adf-form input[type="text"],
.adf-form input[type="email"],
.adf-form input[type="url"],
.adf-form input[type="number"],
.adf-form input[type="tel"],
.adf-form input[type="date"],
.adf-form input[type="time"],
.adf-form input[type="password"],
.adf-form select,
.adf-form textarea {
    width: 100%;
    padding: 11px 14px;
    font-family: var(--adf-font);
    font-size: 15px;
    color: var(--adf-text);
    background: var(--adf-gray-1);
    border: 1.5px solid var(--adf-border);
    border-radius: var(--adf-radius-sm);
    outline: none;
    transition: border-color var(--adf-transition), box-shadow var(--adf-transition), background var(--adf-transition);
    -webkit-appearance: none;
    appearance: none;
    line-height: 1.4;
}

.adf-form input[type="text"]:focus,
.adf-form input[type="email"]:focus,
.adf-form input[type="url"]:focus,
.adf-form input[type="number"]:focus,
.adf-form input[type="tel"]:focus,
.adf-form input[type="date"]:focus,
.adf-form input[type="time"]:focus,
.adf-form input[type="password"]:focus,
.adf-form select:focus,
.adf-form textarea:focus {
    border-color: var(--adf-blue);
    background: #ffffff;
    box-shadow: 0 0 0 3px rgba(0,122,255,0.15);
}

.adf-form input::placeholder,
.adf-form textarea::placeholder {
    color: var(--adf-gray-3);
    font-size: 14px;
}

/* ── Select Arrow ── */
.adf-select-wrap {
    position: relative;
}

.adf-select-wrap::after {
    content: '⌄';
    position: absolute;
    right: 14px;
    top: 50%;
    transform: translateY(-50%);
    font-size: 16px;
    color: var(--adf-gray-4);
    pointer-events: none;
}

.adf-select-wrap select {
    padding-right: 36px;
    cursor: pointer;
}

/* ── Textarea ── */
.adf-form textarea {
    resize: vertical;
    min-height: 110px;
}

/* ── Phone Field ── */
.adf-phone-wrap {
    display: flex;
    gap: 8px;
    align-items: stretch;
}

.adf-country-selector {
    position: relative;
    flex-shrink: 0;
}

.adf-country-flag-btn {
    display: flex;
    align-items: center;
    gap: 4px;
    padding: 0 10px;
    height: 100%;
    background: var(--adf-gray-1);
    border: 1.5px solid var(--adf-border);
    border-radius: var(--adf-radius-sm);
    cursor: pointer;
    font-size: 14px;
    white-space: nowrap;
    transition: border-color var(--adf-transition);
    min-height: 44px;
    min-width: 84px;
    justify-content: center;
}

.adf-country-flag-btn:hover {
    border-color: var(--adf-blue);
}

.adf-country-flag-btn .flag {
    font-size: 18px;
    line-height: 1;
}

.adf-country-flag-btn .dial {
    font-size: 13px;
    color: var(--adf-text-sec);
    font-weight: 500;
}

.adf-country-flag-btn .chevron {
    font-size: 10px;
    color: var(--adf-gray-4);
}

/* ── Country Dropdown ── */
.adf-country-dropdown {
    display: none;
    position: absolute;
    top: calc(100% + 4px);
    left: 0;
    background: #fff;
    border: 1px solid var(--adf-border);
    border-radius: var(--adf-radius-sm);
    box-shadow: 0 8px 24px rgba(0,0,0,0.12);
    z-index: 9999;
    width: 260px;
    overflow: hidden;
}

.adf-country-dropdown.open {
    display: block;
}

.adf-country-search {
    padding: 10px 12px;
    border-bottom: 1px solid var(--adf-gray-2);
}

.adf-country-search input {
    width: 100%;
    padding: 7px 10px;
    border: 1px solid var(--adf-border);
    border-radius: 6px;
    font-size: 13px;
    background: var(--adf-gray-1);
    outline: none;
    color: var(--adf-text);
    font-family: var(--adf-font);
}

.adf-country-list {
    max-height: 220px;
    overflow-y: auto;
    overscroll-behavior: contain;
}

.adf-country-list::-webkit-scrollbar { width: 4px; }
.adf-country-list::-webkit-scrollbar-track { background: transparent; }
.adf-country-list::-webkit-scrollbar-thumb { background: var(--adf-gray-3); border-radius: 4px; }

.adf-country-option {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 9px 12px;
    cursor: pointer;
    font-size: 13px;
    color: var(--adf-text);
    transition: background var(--adf-transition);
}

.adf-country-option:hover {
    background: var(--adf-gray-1);
}

.adf-country-option.active {
    background: rgba(0,122,255,0.08);
    color: var(--adf-blue);
}

.adf-country-option .flag { font-size: 16px; }
.adf-country-option .name { flex: 1; }
.adf-country-option .code { color: var(--adf-gray-4); font-size: 12px; }

.adf-phone-wrap .adf-phone-input {
    flex: 1;
}

/* ── Checkbox & Radio ── */
.adf-check-group,
.adf-radio-group {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.adf-check-item,
.adf-radio-item {
    display: flex;
    align-items: center;
    gap: 10px;
    cursor: pointer;
    font-size: 15px;
    color: var(--adf-text);
    user-select: none;
}

.adf-check-item input[type="checkbox"],
.adf-radio-item input[type="radio"] {
    width: 20px;
    height: 20px;
    flex-shrink: 0;
    margin: 0;
    padding: 0;
    border-radius: 6px;
    cursor: pointer;
    accent-color: var(--adf-blue);
    border: none;
    box-shadow: none;
    background: transparent;
}

.adf-radio-item input[type="radio"] {
    border-radius: 50%;
}

/* ── Star Rating ── */
.adf-rating-wrap {
    display: flex;
    flex-direction: row-reverse;
    gap: 4px;
    width: fit-content;
}

.adf-rating-wrap input[type="radio"] {
    display: none;
}

.adf-rating-wrap label {
    font-size: 32px;
    color: var(--adf-gray-3);
    cursor: pointer;
    transition: color var(--adf-transition), transform var(--adf-transition);
    line-height: 1;
    display: block;
}

.adf-rating-wrap input:checked ~ label,
.adf-rating-wrap label:hover,
.adf-rating-wrap label:hover ~ label {
    color: #FF9F0A;
    transform: scale(1.1);
}

/* ── File Upload ── */
.adf-file-wrap {
    position: relative;
}

.adf-file-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 14px 20px;
    background: var(--adf-gray-1);
    border: 2px dashed var(--adf-border);
    border-radius: var(--adf-radius-sm);
    cursor: pointer;
    font-size: 14px;
    color: var(--adf-text-sec);
    transition: border-color var(--adf-transition), background var(--adf-transition);
    text-align: center;
}

.adf-file-btn:hover {
    border-color: var(--adf-blue);
    background: rgba(0,122,255,0.04);
    color: var(--adf-blue);
}

.adf-file-btn .icon { font-size: 20px; }

.adf-file-wrap input[type="file"] {
    position: absolute;
    inset: 0;
    opacity: 0;
    cursor: pointer;
    width: 100%;
    height: 100%;
    border: none;
    background: none;
    box-shadow: none;
    padding: 0;
}

.adf-file-name {
    margin-top: 6px;
    font-size: 13px;
    color: var(--adf-text-sec);
}

/* ── Divider ── */
.adf-divider {
    border: none;
    border-top: 1px solid var(--adf-gray-2);
    margin: 8px 0 20px;
    width: 100%;
}

/* ── HTML Block ── */
.adf-html-block {
    font-size: 14px;
    color: var(--adf-text-sec);
    line-height: 1.6;
}

/* ── Validation Error ── */
.adf-field-error {
    display: none;
    font-size: 12px;
    color: var(--adf-red);
    margin-top: 5px;
    font-weight: 500;
}

.adf-field-group.has-error .adf-field-error {
    display: block;
}

.adf-field-group.has-error input,
.adf-field-group.has-error select,
.adf-field-group.has-error textarea {
    border-color: var(--adf-red) !important;
    box-shadow: 0 0 0 3px rgba(255,59,48,0.12) !important;
}

/* ── Submit Button ── */
.adf-submit-wrap {
    margin-top: 8px;
    padding: 0 8px;
}

.adf-submit-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 13px 32px;
    background: var(--adf-blue);
    color: #ffffff;
    font-family: var(--adf-font);
    font-size: 16px;
    font-weight: 600;
    border: none;
    border-radius: var(--adf-radius-sm);
    cursor: pointer;
    transition: background var(--adf-transition), transform var(--adf-transition), box-shadow var(--adf-transition);
    letter-spacing: -0.2px;
    position: relative;
    overflow: hidden;
    min-width: 140px;
}

.adf-submit-btn:hover {
    background: var(--adf-blue-dark);
    box-shadow: 0 4px 16px rgba(0,122,255,0.35);
    transform: translateY(-1px);
}

.adf-submit-btn:active {
    transform: translateY(0);
    box-shadow: none;
}

.adf-submit-btn:disabled {
    opacity: 0.65;
    cursor: not-allowed;
    transform: none !important;
    box-shadow: none !important;
}

.adf-btn-spinner {
    display: none;
    width: 16px;
    height: 16px;
    border: 2px solid rgba(255,255,255,0.4);
    border-top-color: #fff;
    border-radius: 50%;
    animation: adf-spin 0.7s linear infinite;
}

.adf-submit-btn.loading .adf-btn-spinner { display: block; }
.adf-submit-btn.loading .adf-btn-text { opacity: 0.8; }

@keyframes adf-spin {
    to { transform: rotate(360deg); }
}

/* ── Success / Error Messages ── */
.adf-form-message {
    display: none;
    padding: 16px 20px;
    border-radius: var(--adf-radius-sm);
    font-size: 15px;
    font-weight: 500;
    margin-top: 16px;
    text-align: center;
    animation: adf-msg-in 0.35s ease;
}

@keyframes adf-msg-in {
    from { opacity: 0; transform: translateY(6px); }
    to   { opacity: 1; transform: translateY(0); }
}

.adf-form-message.success {
    background: rgba(52,199,89,0.12);
    color: #1a7a35;
    border: 1px solid rgba(52,199,89,0.3);
}

.adf-form-message.error {
    background: rgba(255,59,48,0.10);
    color: #c0392b;
    border: 1px solid rgba(255,59,48,0.25);
}

/* ── Form Title ── */
.adf-form-title {
    font-size: 22px;
    font-weight: 700;
    color: var(--adf-text);
    margin: 0 0 24px;
    letter-spacing: -0.3px;
}

/* ── Description ── */
.adf-field-desc {
    font-size: 12px;
    color: var(--adf-text-sec);
    margin-top: 5px;
    line-height: 1.4;
}

/* ── Number Input (hide arrows) ── */
.adf-form input[type="number"]::-webkit-inner-spin-button,
.adf-form input[type="number"]::-webkit-outer-spin-button {
    -webkit-appearance: none;
    margin: 0;
}
.adf-form input[type="number"] { -moz-appearance: textfield; }

/* ── Date / Time ── */
.adf-form input[type="date"],
.adf-form input[type="time"] {
    cursor: pointer;
}

/* ── Character counter ── */
.adf-char-count {
    font-size: 11px;
    color: var(--adf-gray-4);
    text-align: right;
    margin-top: 4px;
}