/**
 * SuperStories Quiz Custom Styles
 * Design system extracted from Formsort
 */

/* ============================================
   CSS Variables (Design Tokens)
   ============================================ */

:root {
    /* Colors */
    --color-background: #E6FBFE;
    --color-primary: #554A99;
    --color-primary-dark: #2A206B;
    --color-primary-light: #8876F4;
    --color-text-dark: #181847;
    --color-text-medium: #474775;
    --color-text-light: #8288A0;
    --color-white: #FFFFFF;
    --color-border-light: #E6FBFE;
    --color-border: #DCE0E8;
    --color-error: #EF4423;
    --color-success: #10B981;
    --color-progress: #FFC86A;

    /* Spacing */
    --spacing-xs: 4px;
    --spacing-sm: 8px;
    --spacing-md: 16px;
    --spacing-lg: 24px;
    --spacing-xl: 32px;
    --spacing-2xl: 48px;

    /* Border Radius */
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --radius-full: 9999px;

    /* Shadows */
    --shadow-sm: 0px 2px 4px rgba(0, 0, 0, 0.1);
    --shadow-md: 0px 4px 8px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0px 4px 15px rgba(0, 0, 0, 0.1);

    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-normal: 250ms ease;
}


/* ============================================
   Base Styles
   ============================================ */

/* Universal box-sizing for predictable layouts */
*, *::before, *::after {
    box-sizing: border-box;
}

body {
    background-color: var(--color-background);
    color: var(--color-text-medium);
    font-family: 'Ubuntu', sans-serif;
    min-height: 100vh;
    margin: 0;
    padding: 0;
}

/* ============================================
   Content Reveal Animations
   Elements start hidden and slide in smoothly once ready
   ============================================ */

/* Question titles - start hidden, slide in on page load
   If title contains dynamic text, it waits for interpolation before animating */
.question-title {
    opacity: 0;
    transform: translateX(20px);
    transition: opacity 0.32s ease-out, transform 0.32s ease-out;
}

.question-title.ready {
    opacity: 1;
    transform: translateX(0);
}

/* Interpolated text inside titles - no separate animation, inherits from parent */
.question-title .interpolate,
.question-title [data-interpolate] {
    /* No opacity/transform - the whole title animates together */
}

/* Standalone interpolated elements (not inside titles) - slide in */
.interpolate:not(.question-title .interpolate),
[data-interpolate]:not(.question-title [data-interpolate]) {
    opacity: 0;
    transform: translateX(15px);
    transition: opacity 0.28s ease-out, transform 0.28s ease-out;
}

.interpolate.ready:not(.question-title .interpolate),
[data-interpolate].ready:not(.question-title [data-interpolate]) {
    opacity: 1;
    transform: translateX(0);
}

/* Question subtitles - always visible */
.question-subtitle {
    /* No animation - visible immediately */
}

/* Option buttons - always visible */
.options-container .option-button,
.options-grid .option-button {
    /* No animation - visible immediately */
}

/* Input containers - always visible */
.input-container {
    /* No animation - visible immediately */
}

h1, h2, h3, h4, h5, h6 {
    font-family: 'Ubuntu', sans-serif;
    font-weight: 700;
    color: var(--color-text-dark);
    margin: 0;
}

p {
    font-family: 'Kreon', serif;
    font-weight: 400;
    color: var(--color-text-medium);
}


/* ============================================
   Progress Bar (Hidden - kept for potential future use)
   ============================================ */

.progress-container {
    display: none; /* Hidden per design update */
}

.progress-bar {
    display: none; /* Hidden per design update */
}


/* ============================================
   Header / Logo
   ============================================ */

.quiz-header {
    text-align: center;
    padding: var(--spacing-lg) var(--spacing-md);
}

.quiz-logo {
    max-height: 66px;  /* Increased ~38% from original 48px for better visibility */
    width: auto;
}

/* Ensure logo stays visible on mobile (iPhone screens) */
@media (max-width: 480px) {
    .quiz-logo {
        max-height: 60px;  /* Proportionally larger on mobile too */
    }
}


/* ============================================
   Question Container
   ============================================ */

.quiz-container {
    max-width: 600px;
    margin: 0 auto;
    padding: var(--spacing-md);
    padding-bottom: 140px; /* Space for fixed footer */
}

/* Question title base styles (animation handled in Content Reveal section) */
.question-title {
    font-size: 2rem;
    line-height: 2.5rem;
    text-align: center;
    margin-bottom: var(--spacing-sm);
}

.question-subtitle {
    font-size: 1rem;
    text-align: center;
    margin-bottom: var(--spacing-xl);
}


/* ============================================
   Option Buttons (Single Select / Multi Select)
   ============================================ */

.options-container {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-md);
}

/* Two-column grid layout for options */
.options-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-md);
    width: 100%;
    max-width: 400px;
    margin: 0 auto;
}

.options-grid .option-button {
    max-width: none;
    justify-content: center;
    text-align: center;
    min-height: 56px;
    padding: var(--spacing-md);
}

.option-button {
    width: 100%;
    max-width: 300px;
    min-height: 64px;
    padding: var(--spacing-md) var(--spacing-lg);
    background-color: var(--color-white);
    border: 2px solid var(--color-border);
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--transition-fast);
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    font-family: 'Kreon', serif;
    font-size: 1rem;
    color: var(--color-text-dark);
    text-align: left;
}

.option-button:hover {
    border-color: var(--color-primary);
    box-shadow: var(--shadow-lg);
}

.option-button:active {
    border-color: var(--color-primary-dark);
    box-shadow: var(--shadow-sm);
    transform: translateY(1px);
}

.option-button:focus {
    outline: none;
    border-color: var(--color-primary);
}

.option-button.selected {
    background-color: var(--color-primary-dark);
    border-color: var(--color-primary);
    color: var(--color-white);
    box-shadow: var(--shadow-md);
}

.option-button:disabled {
    color: var(--color-text-light);
    border-color: var(--color-border);
    cursor: not-allowed;
}

.option-button img {
    width: 48px;
    height: 48px;
    object-fit: contain;
    flex-shrink: 0;
}


/* ============================================
   Input Fields
   ============================================ */

.input-container {
    width: 100%;
    max-width: 400px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);  /* Add horizontal padding for mobile */
    box-sizing: border-box;
}

.quiz-input {
    width: 100%;
    padding: var(--spacing-md);
    font-family: 'Kreon', serif;
    font-size: 1rem;
    color: var(--color-text-dark);
    background-color: var(--color-white);
    border: 2px solid var(--color-border);
    border-radius: var(--radius-md);
    transition: border-color var(--transition-fast);
    box-sizing: border-box;  /* Ensure padding doesn't add to width */
}

.quiz-input:hover {
    border-color: var(--color-primary-light);
}

.quiz-input:focus {
    outline: none;
    border-color: var(--color-primary-dark);
}

.quiz-input::placeholder {
    color: var(--color-text-light);
}

.quiz-input.error {
    border-color: var(--color-error);
}

.quiz-textarea {
    min-height: 120px;
    resize: vertical;
}


/* ============================================
   Navigation Buttons
   ============================================ */

.nav-footer {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    padding: var(--spacing-md) var(--spacing-md) var(--spacing-lg);  /* Less top, more bottom - button sits higher near shadow */
    background-color: var(--color-background);
    z-index: 50;
    box-shadow: 0 -4px 12px rgba(0, 0, 0, 0.1);  /* Shadow above to indicate content below */
}

.nav-container {
    max-width: 600px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-sm);
}

/* Validation error message above button */
.nav-error {
    color: var(--color-error);
    font-family: 'Kreon', serif;
    font-size: 0.875rem;
    text-align: center;
    opacity: 0;
    transform: translateY(8px);
    transition: all var(--transition-fast);
}

.nav-error.visible {
    opacity: 1;
    transform: translateY(0);
}

/* Hide back button */
.nav-button-back {
    display: none;
}

.nav-button {
    padding: 7px 28px;
    border-radius: 4px;
    font-family: 'Poppins', sans-serif;
    font-weight: 600;
    font-size: 15px;
    cursor: pointer;
    transition: all var(--transition-fast);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    height: 56px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

.nav-button-next {
    background-color: #AE45FF;  /* Bright purple from reference */
    color: var(--color-white);
    border: 2px solid var(--color-text-dark);
    min-width: 120px;
    box-shadow: 4px 4px 0px var(--color-text-dark);  /* Offset shadow for 3D effect */
}

.nav-button-next:hover {
    background-color: #C876FF;  /* Slightly lighter on hover */
    color: var(--color-white);
    border-color: var(--color-text-dark);
    box-shadow: 2px 2px 0px var(--color-text-dark);  /* Smaller shadow = pressed in */
    transform: translate(2px, 2px);  /* Move button to match shadow reduction */
}

.nav-button-next:active {
    box-shadow: 0px 0px 0px var(--color-text-dark);  /* No shadow = fully pressed */
    transform: translate(4px, 4px);
}

/* Button always looks active - no disabled styling */
.nav-button-next:disabled {
    background-color: #AE45FF;
    color: var(--color-white);
    border: 2px solid var(--color-text-dark);
    box-shadow: 4px 4px 0px var(--color-text-dark);
    cursor: pointer;  /* Still looks clickable */
}

.nav-button-next:disabled:hover {
    background-color: #C876FF;
    box-shadow: 2px 2px 0px var(--color-text-dark);
    transform: translate(2px, 2px);
}


/* ============================================
   Address Form
   ============================================ */

.address-form {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.form-row {
    display: flex;
    gap: var(--spacing-md);
}

.form-row > * {
    flex: 1;
}

.form-label {
    display: block;
    font-family: 'Kreon', serif;
    font-size: 0.875rem;
    color: var(--color-text-medium);
    margin-bottom: var(--spacing-xs);
}


/* ============================================
   Character Preview
   ============================================ */

.preview-container {
    text-align: center;
    padding: var(--spacing-xl);
}

.preview-image {
    max-width: 100%;
    max-height: 400px;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
}

.preview-loading {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-md);
}

.spinner {
    width: 60px;
    height: 60px;
    border: 4px solid var(--color-border);
    border-top-color: var(--color-primary);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

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

.loading-text {
    font-family: 'Kreon', serif;
    color: var(--color-text-medium);
}


/* ============================================
   Success Page
   ============================================ */

.success-container {
    text-align: center;
    padding: var(--spacing-2xl) var(--spacing-md);
}

.success-icon {
    width: 80px;
    height: 80px;
    margin-bottom: var(--spacing-lg);
}

.success-title {
    font-size: 2rem;
    margin-bottom: var(--spacing-md);
}

.success-message {
    font-size: 1.125rem;
    max-width: 400px;
    margin: 0 auto;
}


/* ============================================
   Error States
   ============================================ */

.error-message {
    color: var(--color-error);
    font-family: 'Kreon', serif;
    font-size: 0.875rem;
    margin-top: var(--spacing-xs);
}

.error-banner {
    background-color: #FEE2E2;
    border: 1px solid var(--color-error);
    border-radius: var(--radius-md);
    padding: var(--spacing-md);
    margin-bottom: var(--spacing-md);
    color: var(--color-error);
    text-align: center;
}


/* ============================================
   Responsive Adjustments
   ============================================ */

@media (max-width: 480px) {
    .question-title {
        font-size: 1.5rem;
        line-height: 2rem;
    }

    .option-button {
        padding: var(--spacing-sm) var(--spacing-md);
        min-height: 56px;
    }

    .nav-container {
        padding: 0 var(--spacing-sm);
    }

    .form-row {
        flex-direction: column;
    }
}