/**
 * Indexart Cuestionario — Public Styles
 * Modern, clean design with #e22968 accent
 *
 * @package Indexart_Cuestionario
 * @since   1.0.0
 */

/* ==========================================================================
   CSS CUSTOM PROPERTIES
   ========================================================================== */

:root {
    --iq-accent: #e22968;
    --iq-accent-dark: #c41f58;
    --iq-accent-light: rgba(226, 41, 104, 0.07);
    --iq-accent-pale: rgba(226, 41, 104, 0.03);
    --iq-accent-rgb: 226, 41, 104;
    --iq-dark: #111827;
    --iq-text: #374151;
    --iq-text-light: #6b7280;
    --iq-border: #e5e7eb;
    --iq-bg: #f9fafb;
    --iq-white: #ffffff;
    --iq-radius: 16px;
    --iq-shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.06);
    --iq-shadow: 0 4px 20px rgba(0, 0, 0, 0.06);
    --iq-shadow-lg: 0 12px 40px rgba(0, 0, 0, 0.08);
}

/* ==========================================================================
   BASE / WRAPPER
   ========================================================================== */

.iqp-questionnaire {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    max-width: 820px;
    margin: 0 auto;
    padding: 24px 16px 80px;
    color: var(--iq-text);
    line-height: 1.65;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

.iqp-questionnaire *,
.iqp-questionnaire *::before,
.iqp-questionnaire *::after {
    box-sizing: border-box;
}

.iqp-notice {
    font-family: 'Inter', sans-serif;
    text-align: center;
    padding: 40px;
    color: var(--iq-text-light);
    font-size: 1rem;
}

/* ==========================================================================
   1. COVER / HEADER
   ========================================================================== */

.iqp-cover {
    position: relative;
    background: var(--iq-white);
    border: 1px solid var(--iq-border);
    border-top: 4px solid var(--iq-accent);
    padding: 48px 40px 40px;
    border-radius: var(--iq-radius);
    margin-bottom: 24px;
    box-shadow: var(--iq-shadow);
}

.iqp-cover-badge {
    display: inline-block;
    background: var(--iq-accent);
    color: var(--iq-white);
    padding: 5px 16px;
    border-radius: 6px;
    font-size: 0.7rem;
    font-weight: 700;
    letter-spacing: 1px;
    text-transform: uppercase;
    margin-bottom: 20px;
}

.iqp-cover-title {
    font-size: 2rem;
    font-weight: 800;
    line-height: 1.2;
    margin: 0 0 12px;
    color: var(--iq-dark);
    letter-spacing: -0.5px;
}

.iqp-cover-desc {
    font-size: 1rem;
    color: var(--iq-text-light);
    line-height: 1.7;
    margin: 0 0 32px;
    max-width: 600px;
}

.iqp-cover-fields {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
    padding-top: 24px;
    border-top: 1px solid var(--iq-border);
}

.iqp-cover-field label {
    display: block;
    font-size: 0.82rem;
    font-weight: 600;
    margin-bottom: 6px;
    color: var(--iq-dark);
    letter-spacing: 0.2px;
}

.iqp-cover-field input {
    width: 100%;
    background: var(--iq-bg);
    border: 1.5px solid var(--iq-border);
    border-radius: 10px;
    padding: 12px 16px;
    font-size: 0.95rem;
    font-family: 'Inter', sans-serif;
    color: var(--iq-dark);
    transition: all 0.2s ease;
}

.iqp-cover-field input::placeholder {
    color: #9ca3af;
}

.iqp-cover-field input:focus {
    outline: none;
    border-color: var(--iq-accent);
    box-shadow: 0 0 0 3px rgba(var(--iq-accent-rgb), 0.1);
    background: var(--iq-white);
}

/* ==========================================================================
   2. PROGRESS BAR
   ========================================================================== */

.iqp-progress {
    position: sticky;
    top: 0;
    z-index: 1000;
    background: var(--iq-white);
    border: 1px solid var(--iq-border);
    box-shadow: var(--iq-shadow-sm);
    padding: 14px 24px;
    border-radius: 12px;
    margin-bottom: 28px;
    transition: box-shadow 0.3s ease;
}

body.admin-bar .iqp-progress {
    top: 32px;
}

.iqp-progress.is-sticky {
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.1);
    border-color: transparent;
}

.iqp-progress-text {
    font-size: 0.82rem;
    color: var(--iq-text-light);
    font-weight: 600;
    margin-bottom: 8px;
}

.iqp-progress-track {
    height: 6px;
    background: var(--iq-bg);
    border-radius: 50px;
    overflow: hidden;
}

.iqp-progress-fill {
    height: 100%;
    background: var(--iq-accent);
    border-radius: 50px;
    width: 0%;
    transition: width 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ==========================================================================
   3. MODULE CARDS
   ========================================================================== */

.iqp-module {
    background: var(--iq-white);
    border: 1px solid var(--iq-border);
    border-radius: var(--iq-radius);
    margin-bottom: 24px;
    overflow: hidden;
    box-shadow: var(--iq-shadow-sm);
    transition: box-shadow 0.3s ease, transform 0.3s ease;
}

.iqp-module:hover {
    box-shadow: var(--iq-shadow);
    transform: translateY(-1px);
}

.iqp-module-header {
    background: var(--iq-bg);
    border-bottom: 1px solid var(--iq-border);
    padding: 24px 28px;
    display: flex;
    align-items: center;
    gap: 16px;
}

.iqp-module-number {
    width: 36px;
    height: 36px;
    border-radius: 10px;
    background: var(--iq-accent);
    color: var(--iq-white);
    font-weight: 700;
    font-size: 0.9rem;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.iqp-module-info {
    flex: 1;
    min-width: 0;
}

.iqp-module-title {
    font-size: 1.15rem;
    font-weight: 700;
    margin: 0;
    line-height: 1.3;
    color: var(--iq-dark);
}

.iqp-module-subtitle {
    font-size: 0.88rem;
    color: var(--iq-text-light);
    margin: 2px 0 0;
    line-height: 1.4;
}

.iqp-module-icon {
    font-size: 1.6rem;
    flex-shrink: 0;
}

.iqp-module-body {
    padding: 28px;
}

/* ==========================================================================
   4. QUESTION BLOCKS
   ========================================================================== */

.iqp-question {
    margin-bottom: 32px;
    padding-bottom: 32px;
    border-bottom: 1px solid var(--iq-border);
}

.iqp-question:last-child {
    margin-bottom: 0;
    padding-bottom: 0;
    border-bottom: none;
}

.iqp-question-header {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    margin-bottom: 14px;
}

.iqp-question-num {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 32px;
    height: 24px;
    padding: 0 8px;
    border-radius: 6px;
    background: var(--iq-accent-light);
    color: var(--iq-accent);
    font-size: 0.75rem;
    font-weight: 700;
    flex-shrink: 0;
    margin-top: 3px;
}

.iqp-question-text {
    font-size: 0.98rem;
    font-weight: 600;
    color: var(--iq-dark);
    line-height: 1.55;
    margin: 0;
}

.iqp-question-text strong {
    color: var(--iq-accent);
    font-weight: 700;
}

.iqp-question-hint {
    font-size: 0.82rem;
    color: var(--iq-text-light);
    font-style: italic;
    margin: 6px 0 0 42px;
    line-height: 1.4;
    padding: 6px 10px;
    background: #fffbeb;
    border-left: 3px solid #f59e0b;
    border-radius: 0 6px 6px 0;
}

.iqp-question-required {
    color: var(--iq-accent);
    margin-left: 2px;
    font-weight: 700;
}

.iqp-question-input {
    margin-top: 14px;
}

/* Error state */
.iqp-question.has-error textarea,
.iqp-question.has-error input[type="text"] {
    border-color: #ef4444 !important;
    box-shadow: 0 0 0 3px rgba(239, 68, 68, 0.1) !important;
}

.iqp-question.has-error .iqp-scale-track {
    box-shadow: 0 0 0 2px rgba(239, 68, 68, 0.25);
    border-radius: 12px;
}

.iqp-question.has-error .iqp-checkbox-group {
    box-shadow: 0 0 0 2px rgba(239, 68, 68, 0.25);
    border-radius: 12px;
    padding: 4px;
}

.iqp-question.has-error .iqp-radio-table-wrap {
    box-shadow: 0 0 0 2px rgba(239, 68, 68, 0.25);
    border-radius: 12px;
}

.iqp-has-error {
    border: 1.5px solid #e53e3e !important;
}

.iqp-inline-error {
    font-size: 0.8rem;
    color: #ef4444;
    margin-top: 8px;
    font-weight: 500;
    display: none;
}

.iqp-question.has-error .iqp-inline-error {
    display: block;
}

/* ==========================================================================
   5. TEXTAREA & TEXT INPUT
   ========================================================================== */

.iqp-question-input textarea,
.iqp-question-input input[type="text"] {
    width: 100%;
    padding: 14px 16px;
    border-radius: 10px;
    background: var(--iq-bg);
    border: 1.5px solid var(--iq-border);
    font-family: 'Inter', sans-serif;
    font-size: 0.92rem;
    color: var(--iq-dark);
    line-height: 1.6;
    resize: vertical;
    transition: all 0.2s ease;
}

.iqp-question-input textarea {
    min-height: 110px;
}

.iqp-question-input textarea:focus,
.iqp-question-input input[type="text"]:focus {
    outline: none;
    border-color: var(--iq-accent);
    box-shadow: 0 0 0 3px rgba(var(--iq-accent-rgb), 0.1);
    background: var(--iq-white);
}

.iqp-question-input textarea::placeholder,
.iqp-question-input input[type="text"]::placeholder {
    color: #9ca3af;
}

/* ==========================================================================
   6. SCALE
   ========================================================================== */

.iqp-scale {
    margin-top: 4px;
}

.iqp-scale-track {
    display: flex;
    gap: 4px;
    padding: 4px;
    background: var(--iq-bg);
    border: 1px solid var(--iq-border);
    border-radius: 12px;
    transition: box-shadow 0.3s ease;
}

.iqp-scale-btn {
    flex: 1;
    padding: 10px 2px;
    border-radius: 8px;
    border: none;
    cursor: pointer;
    font-weight: 600;
    font-size: 0.85rem;
    font-family: 'Inter', sans-serif;
    background: transparent;
    color: var(--iq-text-light);
    transition: all 0.15s ease;
    text-align: center;
    line-height: 1;
}

.iqp-scale-btn:hover {
    background: rgba(var(--iq-accent-rgb), 0.06);
    color: var(--iq-accent);
}

.iqp-scale-btn.active {
    background: var(--iq-accent);
    color: var(--iq-white);
    box-shadow: 0 2px 8px rgba(var(--iq-accent-rgb), 0.25);
}

.iqp-scale-labels {
    display: flex;
    justify-content: space-between;
    margin-top: 8px;
    padding: 0 4px;
}

.iqp-scale-labels span,
.iqp-scale-label {
    font-size: 0.78rem;
    color: var(--iq-text-light);
    font-style: italic;
}

.iqp-scale input[type="hidden"] {
    display: none;
}

/* ==========================================================================
   7. CHECKBOX GROUP
   ========================================================================== */

.iqp-checkbox-group {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 8px;
    transition: box-shadow 0.3s ease;
}

.iqp-checkbox-item {
    padding: 11px 14px;
    border-radius: 10px;
    border: 1.5px solid var(--iq-border);
    background: var(--iq-white);
    cursor: pointer;
    transition: all 0.15s ease;
    display: flex;
    align-items: center;
    gap: 10px;
    user-select: none;
}

.iqp-checkbox-item:hover {
    border-color: rgba(var(--iq-accent-rgb), 0.3);
    background: var(--iq-accent-pale);
}

.iqp-checkbox-item.checked {
    border-color: var(--iq-accent);
    background: rgba(var(--iq-accent-rgb), 0.04);
}

.iqp-check-box {
    width: 20px;
    height: 20px;
    min-width: 20px;
    border-radius: 6px;
    border: 2px solid var(--iq-border);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    transition: all 0.15s ease;
    font-size: 0.7rem;
    font-weight: 700;
}

.iqp-check-mark {
    opacity: 0;
    color: var(--iq-white);
    transition: opacity 0.15s ease;
}

.iqp-checkbox-item.checked .iqp-check-box {
    background: var(--iq-accent);
    border-color: var(--iq-accent);
}

.iqp-checkbox-item.checked .iqp-check-mark {
    opacity: 1;
}

.iqp-checkbox-item input[type="checkbox"] {
    position: absolute;
    opacity: 0;
    width: 0;
    height: 0;
    pointer-events: none;
}

.iqp-check-label {
    font-size: 0.9rem;
    color: var(--iq-text);
    line-height: 1.4;
}

/* ==========================================================================
   8. RADIO TABLE
   ========================================================================== */

.iqp-radio-table-wrap {
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    border-radius: 12px;
    border: 1px solid var(--iq-border);
    transition: box-shadow 0.3s ease;
}

.iqp-radio-table {
    width: 100%;
    border-collapse: collapse;
}

.iqp-radio-table thead th {
    background: var(--iq-bg);
    padding: 12px 16px;
    font-weight: 600;
    font-size: 0.82rem;
    color: var(--iq-accent);
    text-align: center;
    white-space: nowrap;
    border-bottom: 1px solid var(--iq-border);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.iqp-radio-table thead th:first-child {
    text-align: left;
}

.iqp-radio-table tbody tr {
    transition: background 0.15s ease;
}

.iqp-radio-table tbody tr:not(:last-child) {
    border-bottom: 1px solid var(--iq-border);
}

.iqp-radio-table tbody tr:hover {
    background: var(--iq-accent-pale);
}

.iqp-rt-statement {
    padding: 14px 16px;
    font-size: 0.88rem;
    line-height: 1.5;
    color: var(--iq-text);
    max-width: 420px;
}

.iqp-rt-radio {
    text-align: center;
    padding: 14px 12px;
}

.iqp-radio-label {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
}

.iqp-radio-label input[type="radio"] {
    position: absolute;
    opacity: 0;
    width: 0;
    height: 0;
    pointer-events: none;
}

.iqp-radio-custom {
    display: inline-block;
    width: 22px;
    height: 22px;
    border-radius: 50%;
    border: 2px solid var(--iq-border);
    transition: all 0.15s ease;
    position: relative;
}

.iqp-radio-custom::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%) scale(0);
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: var(--iq-white);
    transition: transform 0.15s ease;
}

.iqp-radio-label:hover .iqp-radio-custom {
    border-color: var(--iq-accent);
}

.iqp-radio-label input[type="radio"]:checked + .iqp-radio-custom {
    background: var(--iq-accent);
    border-color: var(--iq-accent);
}

.iqp-radio-label input[type="radio"]:checked + .iqp-radio-custom::after {
    transform: translate(-50%, -50%) scale(1);
}

/* ==========================================================================
   9. PRIORITY TABLE
   ========================================================================== */

.iqp-priority-table {
    width: 100%;
}

.iqp-priority-row {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 10px 0;
    border-bottom: 1px solid var(--iq-border);
}

.iqp-priority-row:last-child {
    border-bottom: none;
}

.iqp-priority-select,
.iqp-priority-table select {
    padding: 8px 12px;
    border-radius: 8px;
    border: 1.5px solid var(--iq-border);
    font-family: 'Inter', sans-serif;
    font-size: 0.88rem;
    color: var(--iq-dark);
    background: var(--iq-white);
    cursor: pointer;
    transition: all 0.2s ease;
    min-width: 65px;
    text-align: center;
}

.iqp-priority-select:focus,
.iqp-priority-table select:focus {
    outline: none;
    border-color: var(--iq-accent);
    box-shadow: 0 0 0 3px rgba(var(--iq-accent-rgb), 0.1);
}

.iqp-priority-select.has-warning {
    border-color: #f59e0b;
    background: #fffbeb;
}

.iqp-priority-label {
    font-size: 0.9rem;
    color: var(--iq-text);
    line-height: 1.4;
    flex: 1;
}

.iqp-priority-warning {
    font-size: 0.78rem;
    color: #f59e0b;
    margin-top: 6px;
    font-weight: 500;
    display: none;
}

.iqp-priority-warning.visible {
    display: block;
}

/* ==========================================================================
   10. SUBMIT BUTTON
   ========================================================================== */

.iqp-submit-wrap {
    text-align: center;
    margin-top: 40px;
}

.iqp-submit-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 16px 56px;
    border-radius: 12px;
    border: none;
    background: var(--iq-accent);
    color: var(--iq-white);
    font-family: 'Inter', sans-serif;
    font-size: 1rem;
    font-weight: 700;
    cursor: pointer;
    transition: all 0.2s ease;
    letter-spacing: 0.2px;
}

.iqp-submit-btn:hover {
    background: var(--iq-accent-dark);
    box-shadow: 0 6px 20px rgba(var(--iq-accent-rgb), 0.3);
    transform: translateY(-1px);
}

.iqp-submit-btn:active {
    transform: translateY(0);
}

.iqp-submit-btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    transform: none !important;
    box-shadow: none !important;
}

.iqp-spinner {
    display: inline-block;
    width: 18px;
    height: 18px;
    border: 2.5px solid rgba(255, 255, 255, 0.3);
    border-top-color: var(--iq-white);
    border-radius: 50%;
    animation: iqp-spin 0.6s linear infinite;
}

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

.iqp-submit-btn.iqp-btn-loading {
    opacity: 0.85;
    pointer-events: none;
}

.iqp-submit-btn.iqp-btn-sent {
    background: #10b981;
    pointer-events: none;
    opacity: 1;
}

.iqp-submit-btn.iqp-btn-sent::before {
    content: '\2713  ';
}

/* ==========================================================================
   11. SUCCESS MESSAGE
   ========================================================================== */

.iqp-success {
    text-align: center;
    padding: 80px 40px;
    background: var(--iq-white);
    border: 1px solid var(--iq-border);
    border-radius: var(--iq-radius);
    box-shadow: var(--iq-shadow);
}

.iqp-success-icon {
    width: 72px;
    height: 72px;
    border-radius: 50%;
    background: rgba(16, 185, 129, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
    font-size: 2rem;
    color: #10b981;
}

.iqp-success h2,
.iqp-success-title {
    font-size: 1.6rem;
    font-weight: 700;
    color: var(--iq-dark);
    margin: 0 0 10px;
}

.iqp-success p,
.iqp-success-text {
    font-size: 1rem;
    color: var(--iq-text-light);
    line-height: 1.6;
    margin: 0;
    max-width: 440px;
    margin-left: auto;
    margin-right: auto;
}

/* ==========================================================================
   12. FORM-LEVEL ERROR
   ========================================================================== */

.iqp-error-message {
    text-align: center;
    padding: 12px 20px;
    background: #fef2f2;
    border: 1px solid #fecaca;
    border-radius: 10px;
    color: #dc2626;
    font-size: 0.9rem;
    font-weight: 500;
    margin-top: 16px;
}

/* ==========================================================================
   13. RESPONSIVE
   ========================================================================== */

@media (max-width: 768px) {
    .iqp-questionnaire {
        padding: 16px 12px 60px;
    }

    .iqp-cover {
        padding: 32px 24px 28px;
    }

    .iqp-cover-title {
        font-size: 1.6rem;
    }

    .iqp-cover-desc {
        font-size: 0.92rem;
    }

    .iqp-cover-fields {
        grid-template-columns: 1fr;
    }

    .iqp-progress {
        padding: 10px 16px;
        border-radius: 10px;
        margin-bottom: 20px;
    }

    .iqp-module-header {
        padding: 18px 20px;
    }

    .iqp-module-title {
        font-size: 1.05rem;
    }

    .iqp-module-body {
        padding: 20px;
    }

    .iqp-question-input {
        margin-left: 0;
    }

    .iqp-question-hint {
        margin-left: 0;
    }

    .iqp-checkbox-group {
        grid-template-columns: 1fr;
    }

    .iqp-scale-btn {
        font-size: 0.75rem;
        padding: 8px 2px;
    }

    .iqp-radio-table {
        min-width: 480px;
    }

    .iqp-submit-btn {
        width: 100%;
        padding: 15px 24px;
    }

    .iqp-success {
        padding: 60px 20px;
    }

    .iqp-success h2,
    .iqp-success-title {
        font-size: 1.3rem;
    }
}

@media (max-width: 480px) {
    .iqp-cover {
        padding: 24px 18px 22px;
        border-radius: 12px;
    }

    .iqp-cover-title {
        font-size: 1.3rem;
    }

    .iqp-module {
        border-radius: 12px;
    }

    .iqp-module-header {
        padding: 14px 16px;
        gap: 10px;
    }

    .iqp-module-number {
        width: 30px;
        height: 30px;
        font-size: 0.8rem;
        border-radius: 8px;
    }

    .iqp-module-body {
        padding: 16px;
    }

    .iqp-question-header {
        gap: 8px;
    }

    .iqp-question-num {
        min-width: 28px;
        height: 22px;
        font-size: 0.7rem;
    }

    .iqp-priority-row {
        flex-wrap: wrap;
    }
}