/**
 * Adaptive Placement Test Styling
 * Style inspiration: Clean, modern card interface similar to benative.pro
 */

@font-face {
    font-family: 'OpenDyslexic';
    src: url('../fonts/OpenDyslexic-Regular.woff2') format('woff2');
    font-weight: normal;
    font-style: normal;
    font-display: swap;
}

@font-face {
    font-family: 'OpenDyslexic';
    src: url('../fonts/OpenDyslexic-Bold.woff2') format('woff2');
    font-weight: bold;
    font-style: normal;
    font-display: swap;
}

@font-face {
    font-family: 'OpenDyslexic';
    src: url('../fonts/OpenDyslexic-Italic.woff2') format('woff2');
    font-weight: normal;
    font-style: italic;
    font-display: swap;
}

:root {
    --iiqapt-primary: #2563eb; /* Modern Blue */
    --iiqapt-primary-hover: #1d4ed8;
    --iiqapt-bg-color: #f3f4f6;
    --iiqapt-card-bg: #ffffff;
    --iiqapt-text-main: #1f2937;
    --iiqapt-text-muted: #6b7280;
    --iiqapt-border-color: #e5e7eb;
    --iiqapt-radius: 16px;
    --iiqapt-transition: all 0.2s ease-in-out;
}

/* Main Container - Centered Viewport */
.iiqapt-wrapper {
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 600px; /* Adjust based on theme */
    background-color: var(--iiqapt-bg-color);
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    padding: 20px;
    box-sizing: border-box;
}

/* Quiz Card */
.iiqapt-card {
    background: var(--iiqapt-card-bg);
    width: 100%;
    max-width: 640px;
    box-sizing: border-box; /* padding never adds to the declared width */
    min-width: 0;           /* prevents flex blowout from long content */
    border-radius: var(--iiqapt-radius);
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    padding: 40px;
    position: relative;
    overflow: hidden;
}

/* Progress Bar */
.iiqapt-progress-container {
    width: 100%;
    background-color: var(--iiqapt-border-color);
    height: 6px;
    border-radius: 10px;
    margin-top: 20px;
    overflow: hidden;
}

.iiqapt-progress-bar {
    height: 100%;
    background-color: var(--iiqapt-primary);
    width: 0%;
    transition: width 0.4s ease;
}

/* Question Text */
.iiqapt-question {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--iiqapt-text-main);
    margin-bottom: 32px;
    overflow-wrap: break-word;
    word-break: break-word;
    line-height: 1.4;
    text-align: center;
}

/* Options Grid */
.iiqapt-options {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

/* Individual Option Button */
.iiqapt-option-btn {
    appearance: none;
    background: #fff;
    border: 2px solid var(--iiqapt-border-color);
    padding: 16px 24px;
    border-radius: 12px;
    font-size: 1.1rem;
    color: var(--iiqapt-text-main);
    text-align: left;
    cursor: pointer;
    transition: var(--iiqapt-transition);
    width: 100%;
    box-sizing: border-box;
    overflow-wrap: break-word;
    word-break: break-word;
    position: relative;
}

.iiqapt-option-btn:hover {
    border-color: var(--iiqapt-primary);
    background-color: #eff6ff; /* Light blue tint */
    transform: translateY(-1px);
}

.iiqapt-option-btn.selected {
    border-color: var(--iiqapt-primary);
    background-color: var(--iiqapt-primary);
    color: #ffffff;
    box-shadow: 0 4px 12px rgba(37, 99, 235, 0.2);
}

/* Navigation / Footer */
.iiqapt-footer {
    margin-top: 32px;
    display: flex;
    justify-content: flex-end;
    border-top: 1px solid var(--iiqapt-border-color);
    padding-top: 20px;
}

.iiqapt-hidden {
    display: none;
}

/* Loading Spinner */
.iiqapt-spinner {
    border: 4px solid rgba(0, 0, 0, 0.1);
    width: 36px;
    height: 36px;
    border-radius: 50%;
    border-left-color: var(--iiqapt-primary);
    animation: spin 1s linear infinite;
    margin: 20px auto;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* Results Scale */
.iiqapt-result-scale-container {
    margin-top: 40px;
    padding: 0 10px;
}

.iiqapt-result-scale {
    display: flex;
    justify-content: space-between;
    position: relative;
    height: 12px;
    background: #e5e7eb;
    border-radius: 6px;
    margin-bottom: 30px;
}

.iiqapt-scale-segment {
    flex: 1;
    text-align: center;
    position: relative;
    border-right: 1px solid #fff;
}

.iiqapt-scale-segment:last-child {
    border-right: none;
}

.iiqapt-scale-label {
    position: absolute;
    top: 20px;
    left: 50%;
    transform: translateX(-50%);
    font-weight: 600;
    color: var(--iiqapt-text-muted);
    font-size: 0.9rem;
}

.iiqapt-scale-segment.active .iiqapt-scale-label {
    color: var(--iiqapt-primary);
    font-weight: 800;
}

.iiqapt-scale-indicator {
    position: absolute;
    top: -6px;
    height: 24px;
    background-color: var(--iiqapt-primary);
    border-radius: 12px;
    opacity: 0.8;
    transition: all 1s ease-out;
    box-shadow: 0 2px 4px rgba(37, 99, 235, 0.3);
}

/* Dyslexia-friendly mode — questions only, not start or results screens */
.iiqapt-wrapper.iiqapt-dyslexic .iiqapt-state-during .iiqapt-question,
.iiqapt-wrapper.iiqapt-dyslexic .iiqapt-state-during .iiqapt-option-btn {
    font-family: 'OpenDyslexic', sans-serif;
}

/* Toggle button */
.iiqapt-state-before .iiqapt-dyslexic-toggle,
.iiqapt-state-after .iiqapt-dyslexic-toggle {
    display: none;
}

.iiqapt-dyslexic-toggle {
    position: absolute;
    top: 6px;
    left: 6px;
    background: transparent;
    border: 1px solid rgba(0, 0, 0, 0.1);
    border-radius: 20px;
    padding: 8px 14px;
    font-size: 0.7rem;
    color: var(--iiqapt-text-muted);
    cursor: pointer;
    line-height: 1.6;
    z-index: 10;
}