/*
===============================================
FILE: style.css
PURPOSE: Styles for the Interactive Quiz Game — light, colorful theme
PROJECT: 1.2 Interactive Quiz Game
AUTHOR: Sebastian Larsen (SkinShredder)
DATE: 2026-02-18
===============================================
*/

/* ==================== DESIGN TOKENS ==================== */

:root {
    /* --- Colors --- */
    --color-bg:            #f0f4f8;
    --color-surface:       #ffffff;
    --color-text:          #1a202c;
    --color-text-secondary:#718096;
    --color-border:        #e2e8f0;

    /* Category colors */
    --color-mixed:         #6366f1;
    --color-geography:     #10b981;
    --color-animals:       #f59e0b;
    --color-languages:     #8b5cf6;
    --color-sports:        #ef4444;
    --color-music:         #ec4899;
    --color-food:          #f97316;
    --color-gaming:        #3b82f6;
    --color-fashion:       #e879a0;

    /* Feedback colors */
    --color-correct:       #10b981;
    --color-correct-bg:    #d1fae5;
    --color-wrong:         #ef4444;
    --color-wrong-bg:      #fee2e2;

    /* UI colors */
    --color-primary:       #6366f1;
    --color-primary-hover: #4f46e5;
    --color-danger:        #ef4444;
    --color-danger-hover:  #dc2626;

    /* --- Fonts --- */
    --font-heading: 'Space Grotesk', sans-serif;
    --font-body:    'Inter', sans-serif;

    /* --- Font sizes --- */
    --text-sm:   0.875rem;
    --text-base: 1rem;
    --text-lg:   1.125rem;
    --text-xl:   1.25rem;
    --text-2xl:  1.5rem;
    --text-3xl:  2rem;
    --text-4xl:  2.5rem;

    /* --- Spacing --- */
    --space-xs:  0.5rem;
    --space-sm:  0.75rem;
    --space-md:  1rem;
    --space-lg:  1.5rem;
    --space-xl:  2rem;
    --space-2xl: 3rem;

    /* --- Layout --- */
    --container-max-width: 700px;
    --border-radius:       0.5rem;
    --border-radius-lg:    0.75rem;
    --border-radius-xl:    1rem;
    --transition:          0.2s ease;
}


/* ==================== RESET & BASE ==================== */

*,
*::before,
*::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: var(--font-body);
    font-size: var(--text-base);
    line-height: 1.6;
    color: var(--color-text);
    background-color: var(--color-bg);
    min-height: 100vh;
}

h1, h2, h3 {
    font-family: var(--font-heading);
    line-height: 1.2;
}

button {
    cursor: pointer;
    border: none;
    font-family: var(--font-body);
}

.container {
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: 0 var(--space-lg);
}

.hidden {
    display: none !important;
}


/* ==================== VIEW MANAGEMENT ==================== */

.view {
    display: none;
    padding: var(--space-2xl) 0;
    min-height: 100vh;
}

.view.active {
    display: block;
    animation: viewFadeIn 0.35s ease-out;
}

@keyframes viewFadeIn {
    from {
        opacity: 0;
        transform: translateY(12px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}


/* ==================== VIEW 0: WELCOME SCREEN ==================== */

.view--welcome .container {
    text-align: center;
}

.welcome__header {
    text-align: center;
    margin-bottom: var(--space-2xl);
}

.welcome__title {
    font-size: var(--text-4xl);
    font-weight: 800;
    color: var(--color-primary);
    margin-bottom: var(--space-xs);
}

.welcome__subtitle {
    font-size: var(--text-lg);
    color: var(--color-text-secondary);
}

.welcome__step-title {
    font-size: var(--text-2xl);
    font-weight: 700;
    margin-bottom: var(--space-xl);
}

.welcome__back {
    margin-top: var(--space-lg);
}

/* Welcome buttons */
.btn--welcome {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-sm);
    width: 100%;
    padding: var(--space-lg) var(--space-xl);
    background-color: var(--color-primary);
    color: white;
    font-size: var(--text-xl);
    font-weight: 700;
    border-radius: var(--border-radius-xl);
    transition: all var(--transition);
    margin-bottom: var(--space-md);
}

.btn--welcome:hover {
    background-color: var(--color-primary-hover);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(99, 102, 241, 0.3);
}

.btn--welcome-secondary {
    background-color: var(--color-surface);
    color: var(--color-text);
    border: 2px solid var(--color-border);
}

.btn--welcome-secondary:hover {
    background-color: var(--color-surface);
    border-color: var(--color-primary);
    color: var(--color-primary);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.btn__icon {
    font-size: var(--text-2xl);
}

/* Gender selection */
.gender-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-lg);
    max-width: 360px;
    margin: 0 auto;
}

.gender-btn {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-md);
    padding: var(--space-xl) var(--space-lg);
    background-color: var(--color-surface);
    border: 3px solid var(--color-border);
    border-radius: var(--border-radius-xl);
    transition: all var(--transition);
    font-size: var(--text-lg);
    font-weight: 600;
    color: var(--color-text);
}

.gender-btn:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.12);
}

.gender-btn.selected {
    border-color: var(--color-primary);
    box-shadow: 0 8px 24px rgba(99, 102, 241, 0.2);
}

.gender-icon {
    width: 80px;
    height: 80px;
}

/* Avatar grid */
.avatar-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--space-md);
    max-width: 480px;
    margin: 0 auto;
}

.avatar-btn {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-xs);
    padding: var(--space-md) var(--space-sm);
    background-color: var(--color-surface);
    border: 3px solid var(--color-border);
    border-radius: var(--border-radius-xl);
    transition: all var(--transition);
    font-size: var(--text-sm);
    font-weight: 500;
    color: var(--color-text-secondary);
}

.avatar-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 6px 16px rgba(0, 0, 0, 0.1);
    border-color: var(--color-primary);
}

.avatar-btn.selected {
    border-color: var(--color-primary);
    background-color: #eef2ff;
    box-shadow: 0 6px 16px rgba(99, 102, 241, 0.2);
}

.avatar-btn svg {
    width: 64px;
    height: 64px;
}

/* Selected avatar preview */
.welcome__selected-avatar {
    margin: 0 auto var(--space-lg);
}

.welcome__selected-avatar svg {
    width: 80px;
    height: 80px;
}

/* Form styling */
.welcome__form {
    max-width: 320px;
    margin: 0 auto;
}

.form-group {
    margin-bottom: var(--space-lg);
    text-align: left;
}

.form-label {
    display: block;
    font-weight: 600;
    font-size: var(--text-sm);
    color: var(--color-text-secondary);
    margin-bottom: var(--space-xs);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.form-input {
    width: 100%;
    padding: var(--space-md) var(--space-lg);
    font-family: var(--font-body);
    font-size: var(--text-lg);
    font-weight: 500;
    color: var(--color-text);
    background-color: var(--color-surface);
    border: 2px solid var(--color-border);
    border-radius: var(--border-radius);
    transition: border-color var(--transition);
    outline: none;
}

.form-input:focus {
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.15);
}

.form-input--pin {
    text-align: center;
    font-size: var(--text-2xl);
    letter-spacing: 0.5em;
}

.form-error {
    color: var(--color-wrong);
    font-size: var(--text-sm);
    font-weight: 600;
    text-align: center;
    margin-bottom: var(--space-md);
}

/* User list (login) */
.user-list {
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
    margin-bottom: var(--space-lg);
    max-width: 400px;
    margin-left: auto;
    margin-right: auto;
}

.user-card {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    padding: var(--space-md) var(--space-lg);
    background-color: var(--color-surface);
    border: 2px solid var(--color-border);
    border-radius: var(--border-radius-lg);
    transition: all var(--transition);
    cursor: pointer;
    text-align: left;
}

.user-card:hover {
    border-color: var(--color-primary);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.user-card.selected {
    border-color: var(--color-primary);
    background-color: #eef2ff;
}

.user-card__avatar svg {
    width: 48px;
    height: 48px;
}

.user-card__name {
    font-weight: 700;
    font-size: var(--text-lg);
}

/* Login PIN section */
.login-pin {
    max-width: 320px;
    margin: 0 auto;
}

.login-pin__user {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-sm);
    font-weight: 700;
    font-size: var(--text-xl);
    margin-bottom: var(--space-lg);
}

.login-pin__user svg {
    width: 40px;
    height: 40px;
}


/* ==================== VIEW 1: START SCREEN ==================== */

.start__header {
    text-align: center;
    margin-bottom: var(--space-2xl);
}

.start__title {
    font-size: var(--text-4xl);
    font-weight: 800;
    color: var(--color-primary);
    margin-bottom: var(--space-xs);
}

.start__subtitle {
    font-size: var(--text-lg);
    color: var(--color-text-secondary);
}

.start__user {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-sm);
    margin-top: var(--space-md);
    padding: var(--space-sm) var(--space-lg);
    background-color: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius-xl);
    display: inline-flex;
}

.start__user-avatar svg {
    width: 32px;
    height: 32px;
}

.start__user-name {
    font-weight: 700;
    font-size: var(--text-base);
}

.btn--logout {
    font-size: var(--text-sm);
    color: var(--color-text-secondary);
    padding: 0;
    margin-left: var(--space-xs);
}

.btn--logout:hover {
    color: var(--color-danger);
}

.start__section {
    margin-bottom: var(--space-xl);
}

.start__label {
    font-size: var(--text-lg);
    font-weight: 600;
    margin-bottom: var(--space-md);
    text-align: center;
}

/* Category grid */
.category-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--space-sm);
}

.category-btn {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-xs);
    padding: var(--space-md) var(--space-sm);
    background-color: var(--color-surface);
    border: 2px solid var(--color-border);
    border-radius: var(--border-radius-lg);
    transition: all var(--transition);
    font-size: var(--text-sm);
    font-weight: 500;
    color: var(--color-text);
}

.category-btn__icon {
    font-size: var(--text-2xl);
}

.category-btn:hover {
    border-color: var(--color-primary);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.category-btn.selected {
    border-color: var(--color-primary);
    background-color: #eef2ff;
    box-shadow: 0 4px 12px rgba(99, 102, 241, 0.2);
}

/* Dynamic category border colors when selected */
.category-btn[data-category="geography"].selected { border-color: var(--color-geography); background-color: #d1fae5; }
.category-btn[data-category="animals"].selected   { border-color: var(--color-animals); background-color: #fef3c7; }
.category-btn[data-category="languages"].selected  { border-color: var(--color-languages); background-color: #ede9fe; }
.category-btn[data-category="sports"].selected     { border-color: var(--color-sports); background-color: #fee2e2; }
.category-btn[data-category="music"].selected      { border-color: var(--color-music); background-color: #fce7f3; }
.category-btn[data-category="food"].selected       { border-color: var(--color-food); background-color: #ffedd5; }
.category-btn[data-category="gaming"].selected     { border-color: var(--color-gaming); background-color: #dbeafe; }
.category-btn[data-category="mixed"].selected      { border-color: var(--color-mixed); background-color: #eef2ff; }
.category-btn[data-category="fashion"].selected    { border-color: var(--color-fashion); background-color: #fdf2f8; }

/* Mixed button — full width below grid */
.category-btn--mixed {
    display: flex;
    flex-direction: row;
    align-items: center;
    justify-content: center;
    gap: var(--space-sm);
    width: 100%;
    margin-top: var(--space-sm);
    padding: var(--space-md) var(--space-lg);
    font-size: var(--text-base);
    font-weight: 600;
}

/* Difficulty buttons */
.difficulty-group {
    display: flex;
    gap: var(--space-sm);
    justify-content: center;
}

.difficulty-btn {
    padding: var(--space-sm) var(--space-xl);
    background-color: var(--color-surface);
    border: 2px solid var(--color-border);
    border-radius: var(--border-radius);
    font-weight: 600;
    font-size: var(--text-base);
    color: var(--color-text);
    transition: all var(--transition);
}

.difficulty-btn:hover {
    border-color: var(--color-primary);
}

.difficulty-btn.selected {
    background-color: var(--color-primary);
    border-color: var(--color-primary);
    color: white;
}

/* Start button */
.btn--start {
    display: block;
    width: 100%;
    padding: var(--space-md) var(--space-xl);
    background-color: var(--color-primary);
    color: white;
    font-size: var(--text-xl);
    font-weight: 700;
    border-radius: var(--border-radius-lg);
    transition: all var(--transition);
    margin-bottom: var(--space-xl);
}

.btn--start:hover {
    background-color: var(--color-primary-hover);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(99, 102, 241, 0.3);
}

/* Highscore preview */
.highscore-preview {
    text-align: center;
}

.highscore-preview__grid {
    display: flex;
    justify-content: center;
    gap: var(--space-md);
    margin-bottom: var(--space-md);
}

.highscore-preview__card {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-xs);
    padding: var(--space-md) var(--space-xl);
    background-color: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius);
    min-width: 100px;
}

.highscore-preview__difficulty {
    font-size: var(--text-sm);
    font-weight: 600;
    color: var(--color-text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.highscore-preview__score {
    font-size: var(--text-2xl);
    font-weight: 800;
    font-family: var(--font-heading);
    color: var(--color-primary);
}


/* ==================== VIEW 2: QUIZ SCREEN ==================== */

.view--quiz {
    display: none;
}

.quiz__header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--space-md);
    padding: var(--space-md);
    background-color: var(--color-surface);
    border-radius: var(--border-radius);
    border: 1px solid var(--color-border);
}

.quiz__quit-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    background-color: var(--color-bg);
    border: 2px solid var(--color-border);
    border-radius: 50%;
    font-size: var(--text-lg);
    font-weight: 600;
    color: var(--color-text-secondary);
    transition: all var(--transition);
    flex-shrink: 0;
    line-height: 1;
}

.quiz__quit-btn:hover {
    background-color: var(--color-wrong-bg);
    border-color: var(--color-danger);
    color: var(--color-danger);
    transform: scale(1.1);
}

.quiz__quit-btn:active {
    transform: scale(0.95);
}

.quiz__category {
    font-weight: 700;
    font-size: var(--text-base);
    padding: var(--space-xs) var(--space-sm);
    border-radius: var(--border-radius);
    color: white;
    background-color: var(--color-primary);
}

.quiz__progress {
    font-weight: 600;
    color: var(--color-text-secondary);
}

.quiz__score {
    font-weight: 700;
    font-family: var(--font-heading);
    color: var(--color-text);
    transition: color 0.2s ease;
}

.quiz__score.score-pop {
    animation: scorePop 0.4s ease-out;
}

@keyframes scorePop {
    0% { transform: scale(1); color: var(--color-text); }
    30% { transform: scale(1.15); color: var(--color-correct); }
    100% { transform: scale(1); color: var(--color-text); }
}

/* Timer */
.timer {
    width: 100%;
    height: 8px;
    background-color: var(--color-border);
    border-radius: 4px;
    overflow: hidden;
    margin-bottom: var(--space-xs);
}

.timer__bar {
    height: 100%;
    width: 100%;
    background-color: var(--color-correct);
    border-radius: 4px;
    transition: width 1s linear, background-color 0.5s ease;
}

.timer__bar--warning {
    background-color: #f59e0b;
}

.timer__bar--danger {
    background-color: var(--color-wrong);
    animation: timerDanger 0.5s ease-in-out infinite;
}

@keyframes timerDanger {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.6; }
}

.timer__text {
    display: block;
    text-align: right;
    font-size: var(--text-sm);
    font-weight: 600;
    color: var(--color-text-secondary);
    margin-bottom: var(--space-lg);
}

/* Question */
.quiz__question {
    font-size: var(--text-2xl);
    font-weight: 700;
    text-align: center;
    margin-bottom: var(--space-xl);
    min-height: 4rem;
}

.quiz__question.animate-in {
    animation: questionSlideIn 0.4s ease-out;
}

@keyframes questionSlideIn {
    from {
        opacity: 0;
        transform: translateX(30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

/* Source category badge (mixed mode) */
.quiz__source-category {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-xs);
    margin: 0 auto var(--space-lg);
    padding: var(--space-xs) var(--space-md);
    font-size: var(--text-sm);
    font-weight: 600;
    color: white;
    border-radius: var(--border-radius-xl);
    width: fit-content;
    animation: badgeFadeIn 0.3s ease-out;
}

@keyframes badgeFadeIn {
    from { opacity: 0; transform: scale(0.9); }
    to   { opacity: 1; transform: scale(1); }
}

/* Answer buttons */
.answers {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-md);
    margin-bottom: var(--space-lg);
}

.answer-btn {
    padding: var(--space-md) var(--space-lg);
    background-color: var(--color-surface);
    border: 2px solid var(--color-border);
    border-radius: var(--border-radius-lg);
    font-size: var(--text-base);
    font-weight: 500;
    color: var(--color-text);
    transition: all var(--transition);
    text-align: center;
    min-height: 60px;
}

.answer-btn:hover:not(.answer-btn--correct):not(.answer-btn--wrong):not(.answer-btn--disabled) {
    border-color: var(--color-primary);
    background-color: #f5f3ff;
    transform: translateY(-2px);
}

.answer-btn:active:not(:disabled) {
    transform: scale(0.97);
}

/* Staggered answer appearance */
.answer-btn.animate-in {
    animation: answerFadeIn 0.3s ease-out both;
}
.answer-btn:nth-child(1).animate-in { animation-delay: 0.05s; }
.answer-btn:nth-child(2).animate-in { animation-delay: 0.1s; }
.answer-btn:nth-child(3).animate-in { animation-delay: 0.15s; }
.answer-btn:nth-child(4).animate-in { animation-delay: 0.2s; }

@keyframes answerFadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.answer-btn--correct {
    border-color: var(--color-correct);
    background-color: var(--color-correct-bg);
    color: var(--color-correct);
    font-weight: 700;
    animation: answerCorrect 0.4s ease-out;
}

@keyframes answerCorrect {
    0% { transform: scale(1); }
    40% { transform: scale(1.04); }
    100% { transform: scale(1); }
}

.answer-btn--wrong {
    border-color: var(--color-wrong);
    background-color: var(--color-wrong-bg);
    color: var(--color-wrong);
    font-weight: 700;
    animation: answerWrong 0.4s ease-out;
}

@keyframes answerWrong {
    0%, 100% { transform: translateX(0); }
    20% { transform: translateX(-6px); }
    40% { transform: translateX(6px); }
    60% { transform: translateX(-4px); }
    80% { transform: translateX(4px); }
}

.answer-btn--disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

/* Feedback text */
.quiz__feedback {
    text-align: center;
    font-size: var(--text-lg);
    font-weight: 600;
    min-height: 2rem;
}

.quiz__feedback--correct {
    color: var(--color-correct);
    animation: feedbackPop 0.3s ease-out;
}

.quiz__feedback--wrong {
    color: var(--color-wrong);
    animation: feedbackPop 0.3s ease-out;
}

.quiz__feedback--timeout {
    color: #d97706;
    animation: feedbackPop 0.3s ease-out;
}

@keyframes feedbackPop {
    from {
        opacity: 0;
        transform: scale(0.9);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

/* Streak counter */
.quiz__streak {
    font-weight: 700;
    font-size: var(--text-sm);
    padding: var(--space-xs) var(--space-sm);
    border-radius: var(--border-radius);
    transition: all 0.3s ease;
    animation: streakAppear 0.3s ease-out;
}

@keyframes streakAppear {
    from {
        opacity: 0;
        transform: scale(0.8);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

/* Tier 1: Nice! (streak 2) */
.quiz__streak[data-tier="1"] {
    color: #d97706;
    background-color: #fef3c7;
    border: 1px solid #fbbf24;
}

/* Tier 2: On Fire! (streak 3-4) */
.quiz__streak[data-tier="2"] {
    color: #ea580c;
    background-color: #ffedd5;
    border: 1px solid #fb923c;
    box-shadow: 0 0 8px rgba(251, 146, 60, 0.4);
    animation: streakAppear 0.3s ease-out, streakPulse 1.5s ease-in-out infinite;
}

/* Tier 3: Unstoppable! (streak 5-6) */
.quiz__streak[data-tier="3"] {
    color: #dc2626;
    background-color: #fee2e2;
    border: 1px solid #f87171;
    box-shadow: 0 0 14px rgba(239, 68, 68, 0.5);
    animation: streakAppear 0.3s ease-out, streakPulse 1s ease-in-out infinite;
}

/* Tier 4: LEGENDARY! (streak 7+) */
.quiz__streak[data-tier="4"] {
    color: #92400e;
    background-color: #fef3c7;
    border: 2px solid #f59e0b;
    box-shadow: 0 0 20px rgba(245, 158, 11, 0.6), 0 0 40px rgba(245, 158, 11, 0.3);
    animation: streakAppear 0.3s ease-out, streakLegendary 0.8s ease-in-out infinite;
}

@keyframes streakPulse {
    0%, 100% { transform: scale(1); }
    50%      { transform: scale(1.05); }
}

@keyframes streakLegendary {
    0%, 100% { transform: scale(1); box-shadow: 0 0 20px rgba(245, 158, 11, 0.6), 0 0 40px rgba(245, 158, 11, 0.3); }
    50%      { transform: scale(1.08); box-shadow: 0 0 28px rgba(245, 158, 11, 0.8), 0 0 56px rgba(245, 158, 11, 0.4); }
}


/* Quit confirmation modal */
.quit-modal {
    position: fixed;
    inset: 0;
    background-color: rgba(0, 0, 0, 0.6);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 100;
    animation: fadeIn 0.2s ease-out;
}

@keyframes fadeIn {
    from { opacity: 0; }
    to   { opacity: 1; }
}

.quit-modal__box {
    background-color: var(--color-surface);
    border-radius: var(--border-radius-xl);
    padding: var(--space-2xl);
    text-align: center;
    max-width: 360px;
    width: 90%;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
}

.quit-modal__text {
    font-family: var(--font-heading);
    font-size: var(--text-xl);
    font-weight: 700;
    margin-bottom: var(--space-xs);
}

.quit-modal__subtext {
    color: var(--color-text-secondary);
    font-size: var(--text-sm);
    margin-bottom: var(--space-xl);
}

.quit-modal__buttons {
    display: flex;
    gap: var(--space-md);
    justify-content: center;
}


/* ==================== VIEW 3: RESULT SCREEN ==================== */

.view--result {
    display: none;
}

.view--result .container {
    text-align: center;
    padding-top: var(--space-2xl);
}

.result__title {
    font-size: var(--text-4xl);
    font-weight: 800;
    margin-bottom: var(--space-2xl);
}

.result__stats {
    display: flex;
    justify-content: center;
    gap: var(--space-xl);
    margin-bottom: var(--space-xl);
}

.result__stat {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-xs);
    padding: var(--space-lg) var(--space-xl);
    background-color: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius-lg);
    min-width: 120px;
}

.result__stat-value {
    font-size: var(--text-3xl);
    font-weight: 800;
    font-family: var(--font-heading);
    color: var(--color-primary);
}

/* Staggered stat appearance */
.result__stat {
    animation: statPopIn 0.4s ease-out both;
}
.result__stat:nth-child(1) { animation-delay: 0.1s; }
.result__stat:nth-child(2) { animation-delay: 0.25s; }
.result__stat:nth-child(3) { animation-delay: 0.4s; }
.result__stat:nth-child(4) { animation-delay: 0.55s; }

@keyframes statPopIn {
    from {
        opacity: 0;
        transform: scale(0.8) translateY(10px);
    }
    to {
        opacity: 1;
        transform: scale(1) translateY(0);
    }
}

.result__stat-label {
    font-size: var(--text-sm);
    font-weight: 600;
    color: var(--color-text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.result__highscore {
    font-size: var(--text-2xl);
    font-weight: 700;
    color: var(--color-primary);
    margin-bottom: var(--space-xl);
    padding: var(--space-md);
    background-color: #eef2ff;
    border-radius: var(--border-radius);
    animation: pulse 1s ease-in-out infinite alternate;
}

@keyframes pulse {
    from { transform: scale(1); }
    to   { transform: scale(1.05); }
}

.result__buttons {
    display: flex;
    gap: var(--space-md);
    justify-content: center;
}


/* Review section */
.review {
    margin-top: var(--space-2xl);
    padding-top: var(--space-xl);
    border-top: 1px solid var(--color-border);
}

.review__title {
    font-size: var(--text-xl);
    font-weight: 700;
    margin-bottom: var(--space-lg);
}

.review__list {
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
}

.review-card {
    padding: var(--space-md) var(--space-lg);
    background-color: var(--color-surface);
    border: 2px solid var(--color-border);
    border-radius: var(--border-radius-lg);
    text-align: left;
    animation: reviewCardIn 0.3s ease-out both;
}

.review-card:nth-child(n) {
    animation-delay: calc(0.05s * var(--i, 0));
}

@keyframes reviewCardIn {
    from {
        opacity: 0;
        transform: translateY(8px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.review-card--correct {
    border-color: var(--color-correct);
    border-left-width: 5px;
}

.review-card--wrong {
    border-color: var(--color-wrong);
    border-left-width: 5px;
}

.review-card--timeout {
    border-color: #f59e0b;
    border-left-width: 5px;
}

.review-card__header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--space-xs);
}

.review-card__number {
    font-size: var(--text-sm);
    font-weight: 700;
    color: var(--color-text-secondary);
}

.review-card__status {
    font-size: var(--text-lg);
    font-weight: 700;
}

.review-card--correct .review-card__status { color: var(--color-correct); }
.review-card--wrong .review-card__status { color: var(--color-wrong); }
.review-card--timeout .review-card__status { color: #f59e0b; }

.review-card__question {
    font-weight: 600;
    font-size: var(--text-base);
    margin-bottom: var(--space-sm);
}

.review-card__answers {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-xs);
}

.review-answer {
    padding: var(--space-xs) var(--space-sm);
    font-size: var(--text-sm);
    border-radius: var(--border-radius);
    background-color: var(--color-bg);
    color: var(--color-text-secondary);
    text-align: center;
}

.review-answer--correct {
    background-color: var(--color-correct-bg);
    color: var(--color-correct);
    font-weight: 700;
}

.review-answer--wrong {
    background-color: var(--color-wrong-bg);
    color: var(--color-wrong);
    font-weight: 600;
    text-decoration: line-through;
}


/* ==================== VIEW 4: HIGHSCORES SCREEN ==================== */

.view--highscores {
    display: none;
}

.highscores__title {
    font-size: var(--text-3xl);
    font-weight: 800;
    text-align: center;
    margin-bottom: var(--space-xl);
}

.highscores__tabs {
    display: flex;
    justify-content: center;
    gap: var(--space-sm);
    margin-bottom: var(--space-xl);
}

.highscores__tab {
    padding: var(--space-sm) var(--space-xl);
    background-color: var(--color-surface);
    border: 2px solid var(--color-border);
    border-radius: var(--border-radius);
    font-weight: 600;
    font-size: var(--text-base);
    color: var(--color-text);
    transition: all var(--transition);
}

.highscores__tab:hover {
    border-color: var(--color-primary);
}

.highscores__tab.active {
    background-color: var(--color-primary);
    border-color: var(--color-primary);
    color: white;
}

.highscores__overall {
    margin-bottom: var(--space-xl);
}

.highscores__overall-score {
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
}

/* Monthly best cards */
.hs-monthly {
    padding: var(--space-md) var(--space-lg);
    background-color: var(--color-surface);
    border: 2px solid var(--color-primary);
    border-radius: var(--border-radius-lg);
    text-align: center;
}

.hs-monthly--last {
    border-color: var(--color-border);
}

.hs-monthly__label {
    display: block;
    font-weight: 700;
    font-size: var(--text-base);
    margin-bottom: var(--space-sm);
}

.hs-monthly__player {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-sm);
}

.hs-monthly__avatar svg {
    width: 36px;
    height: 36px;
}

.hs-monthly__name {
    font-weight: 700;
    font-size: var(--text-lg);
}

.hs-monthly__score {
    font-weight: 800;
    font-family: var(--font-heading);
    font-size: var(--text-xl);
    color: var(--color-primary);
}

.hs-monthly__empty {
    color: var(--color-text-secondary);
    font-style: italic;
}

.highscores__list {
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
    margin-bottom: var(--space-xl);
}

.highscore-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--space-md) var(--space-lg);
    background-color: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius);
}

.highscore-row__left {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.highscore-row__category {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    font-weight: 600;
}

.highscore-row__icon {
    font-size: var(--text-xl);
}

.highscore-row__score {
    font-weight: 700;
    font-family: var(--font-heading);
    font-size: var(--text-sm);
    color: var(--color-primary);
    padding-left: calc(var(--text-xl) + var(--space-sm));
}

.highscore-row__empty {
    color: var(--color-text-secondary);
    font-style: italic;
    font-size: var(--text-sm);
    padding-left: calc(var(--text-xl) + var(--space-sm));
}

.highscore-row__best {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
}

.highscore-row__best-avatar svg {
    width: 28px;
    height: 28px;
}

.highscore-row__best-info {
    display: flex;
    flex-direction: column;
    align-items: flex-end;
}

.highscore-row__best-name {
    font-size: var(--text-sm);
    font-weight: 600;
    color: var(--color-text-secondary);
}

.highscore-row__best-score {
    font-weight: 800;
    font-family: var(--font-heading);
    font-size: var(--text-base);
    color: var(--color-primary);
}

.highscores__buttons {
    display: flex;
    gap: var(--space-md);
    justify-content: center;
}


/* ==================== SHARED BUTTONS ==================== */

.btn--primary {
    padding: var(--space-md) var(--space-xl);
    background-color: var(--color-primary);
    color: white;
    font-weight: 600;
    font-size: var(--text-base);
    border-radius: var(--border-radius);
    transition: all var(--transition);
}

.btn--primary:hover {
    background-color: var(--color-primary-hover);
}

.btn--secondary {
    padding: var(--space-md) var(--space-xl);
    background-color: var(--color-surface);
    color: var(--color-text);
    font-weight: 600;
    font-size: var(--text-base);
    border: 2px solid var(--color-border);
    border-radius: var(--border-radius);
    transition: all var(--transition);
}

.btn--secondary:hover {
    border-color: var(--color-primary);
    color: var(--color-primary);
}

.btn--danger {
    padding: var(--space-md) var(--space-xl);
    background-color: var(--color-danger);
    color: white;
    font-weight: 600;
    font-size: var(--text-base);
    border-radius: var(--border-radius);
    transition: all var(--transition);
}

.btn--danger:hover {
    background-color: var(--color-danger-hover);
}

.btn--link {
    background: none;
    color: var(--color-primary);
    font-weight: 600;
    font-size: var(--text-base);
    text-decoration: underline;
    padding: var(--space-sm);
    transition: color var(--transition);
}

.btn--link:hover {
    color: var(--color-primary-hover);
}


/* ==================== RESPONSIVE ==================== */

@media (max-width: 600px) {

    .category-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .answers {
        grid-template-columns: 1fr;
    }

    .result__stats {
        flex-direction: column;
        align-items: center;
    }

    .highscore-preview__grid {
        flex-direction: column;
        align-items: center;
    }

    .result__buttons,
    .highscores__buttons {
        flex-direction: column;
        align-items: center;
    }

    .difficulty-group {
        flex-direction: column;
        align-items: center;
    }

    .difficulty-btn {
        width: 100%;
    }

    .quiz__header {
        flex-wrap: wrap;
        gap: var(--space-xs);
    }

    .quiz__question {
        font-size: var(--text-xl);
    }

    .review-card__answers {
        grid-template-columns: 1fr;
    }

    .start__title {
        font-size: var(--text-3xl);
    }
}