:root {
    --black: #0a0a0a;
    --white: #ffffff;
    --red: #ff0000;
    --red-dark: #cc0000;
    --gray: #808080;
    --gray-dark: #404040;
    --correct: #00ff00;
    --wrong: #ff0000;
}

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

body {
    font-family: 'Courier Prime', monospace;
    background: var(--yellow);
    color: var(--black);
    min-height: 100vh;
    overflow-x: hidden;
}

/* Screens */
.screen {
    display: none;
    min-height: 100vh;
    padding: 20px;
}

.screen.active {
    display: block;
}

/* Start Screen */
.newspaper-header {
    text-align: center;
    border: 8px solid var(--black);
    padding: 40px 20px;
    margin-bottom: 40px;
    background: var(--red);
    position: relative;
}

.newspaper-header::before,
.newspaper-header::after {
    content: '';
    position: absolute;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--black);
}

.newspaper-header::before {
    top: 15px;
}

.newspaper-header::after {
    bottom: 15px;
}

.date-strip {
    font-size: 0.75rem;
    letter-spacing: 3px;
    margin-bottom: 20px;
    font-weight: 700;
}

.mega-title {
    font-family: Archivo Black, sans-serif;
    font-size: clamp(3rem, 15vw, 8rem);
    line-height: 0.9;
    margin-bottom: 20px;
    display: flex;
    justify-content: center;
    align-items: center;
    flex-wrap: wrap;
    gap: 20px;
}

.title-outline {
    color: var(--indigo);
    -webkit-text-stroke: 3px var(--black);
    text-shadow: 3px var(--black);
}

.title-solid {
    color: var(--red);
    background: var(--black);
    padding: 0 20px;
    transform: skew(-5deg);
}

.subtitle-bar {
    background: var(--purple);
    color: var(--white);
    padding: 15px;
    font-family: 'Bebas Neue', sans-serif;
    font-size: 1.5rem;
    letter-spacing: 5px;
}

.start-content {
    max-width: 900px;
    margin: 0 auto;
}

.rules-box {
    border: 4px solid var(--black);
    margin-bottom: 40px;
    background: var(--gray);
}

.rules-header {
    background: var(--black);
    color: var(--white);
    padding: 20px;
    font-family: 'Bebas Neue', sans-serif;
    font-size: 2rem;
    letter-spacing: 3px;
    text-align: center;
}

.rules-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 0;
}

.rule-item {
    padding: 30px;
    border: 2px solid var(--black);
    display: flex;
    gap: 20px;
    align-items: flex-start;
    background: var(--yellow);
    transition: all 0.3s ease;
}

.rule-item:hover {
    background: var(--red);
    color: var(--white);
}

.rule-number {
    font-family: 'Bebas Neue', sans-serif;
    font-size: 3rem;
    line-height: 1;
    flex-shrink: 0;
}

.rule-text {
    font-size: 1rem;
    font-weight: 700;
    padding-top: 10px;
}

.difficulty-selector {
    margin-bottom: 40px;
}

.difficulty-label {
    font-family: 'Bebas Neue', sans-serif;
    font-size: 1.5rem;
    letter-spacing: 3px;
    margin-bottom: 20px;
    text-align: center;
}

.difficulty-buttons {
    display: flex;
    gap: 20px;
    justify-content: center;
    flex-wrap: wrap;
}

.difficulty-btn {
    font-family: 'Bebas Neue', sans-serif;
    font-size: 1.5rem;
    padding: 20px 40px;
    border: 4px solid var(--black);
    background: var(--blue);
    color: var(--black);
    cursor: pointer;
    transition: all 0.3s ease;
    letter-spacing: 2px;
}

.difficulty-btn:hover {
    background: var(--black);
    color: var(--white);
    transform: translateY(-3px);
}

.difficulty-btn.active {
    background: var(--red);
    color: var(--white);
    border-color: var(--red);
}

.action-btn {
    font-family: 'Bebas Neue', sans-serif;
    font-size: 2rem;
    padding: 25px 50px;
    border: 6px solid var(--black);
    background: var(--black);
    color: var(--blue);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 20px;
    margin: 0 auto 30px;
    transition: all 0.3s ease;
    letter-spacing: 3px;
    position: relative;
    overflow: hidden;
}

.action-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: var(--red);
    transition: left 0.4s ease;
    z-index: 0;
}

.action-btn:hover::before {
    left: 0;
}

.action-btn:hover {
    transform: translateY(-5px);
    box-shadow: 8px 8px 0 var(--red);
}

.btn-text,
.btn-arrow {
    position: relative;
    z-index: 1;
}

.btn-arrow {
    font-size: 2.5rem;
}

.warning-strip {
    text-align: center;
    padding: 20px;
    background: repeating-linear-gradient(
        45deg,
        var(--black),
        var(--black) 10px,
        var(--orange) 10px,
        var(--orange) 20px
    );
    color: var(--white);
    font-weight: 700;
    font-size: 1.1rem;
    letter-spacing: 1px;
}

/* Quiz Screen */
.quiz-header {
    display: grid;
    grid-template-columns: 1fr auto 1fr;
    gap: 20px;
    margin-bottom: 40px;
    padding: 20px;
    border: 6px solid var(--black);
    background: var(--pink);
}

.progress-section,
.timer-section,
.score-section {
    text-align: center;
}

.progress-label,
.timer-label,
.score-label {
    font-family: 'Bebas Neue', sans-serif;
    font-size: 1.2rem;
    letter-spacing: 2px;
    margin-bottom: 10px;
}

.progress-bar-container {
    width: 100%;
    height: 20px;
    border: 3px solid var(--black);
    background: var(--white);
    margin-bottom: 10px;
}

.progress-bar {
    height: 100%;
    background: var(--black);
    transition: width 0.3s ease;
}

.progress-text {
    font-family: 'Bebas Neue', sans-serif;
    font-size: 1.5rem;
    letter-spacing: 2px;
}

.timer-display {
    font-family: 'Archivo Black', sans-serif;
    font-size: 4rem;
    color: var(--pink);
    line-height: 1;
    margin-bottom: 10px;
}

.timer-bar-container {
    width: 150px;
    height: 15px;
    border: 3px solid var(--black);
    background: var(--white);
    margin: 0 auto;
}

.timer-bar {
    height: 100%;
    background: var(--purple);
    transition: width 1s linear;
}

.score-display {
    font-family: 'Archivo Black', sans-serif;
    font-size: 3rem;
    line-height: 1;
}

.question-container {
    max-width: 1000px;
    margin: 0 auto 40px;
    padding: 40px;
    border: 8px solid var(--black);
    background: var(--yellow);
    position: relative;
}

.question-number-badge {
    position: absolute;
    top: -20px;
    left: 40px;
    background: var(--red);
    color: var(--white);
    padding: 10px 20px;
    font-family: 'Bebas Neue', sans-serif;
    font-size: 1.5rem;
    letter-spacing: 2px;
    border: 4px solid var(--black);
}

.question-text {
    font-family: 'Bebas Neue', sans-serif;
    font-size: 2rem;
    line-height: 1.3;
    letter-spacing: 1px;
}

.answers-container {
    max-width: 1000px;
    margin: 0 auto 40px;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 20px;
}

.answer-option {
    padding: 30px;
    border: 5px solid var(--black);
    background: var(--white);
    cursor: pointer;
    transition: all 0.3s ease;
    font-size: 1.1rem;
    font-weight: 700;
    position: relative;
    overflow: hidden;
}

.answer-option::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: var(--black);
    transition: left 0.3s ease;
    z-index: 0;
}

.answer-option:hover::before {
    left: 0;
}

.answer-option:hover {
    color: var(--white);
    transform: translateX(5px);
}

.answer-option span {
    position: relative;
    z-index: 1;
}

.answer-option.selected {
    background: var(--orange);
    color: var(--brown);
}

.answer-option.correct {
    background: var(--correct);
    border-color: var(--correct);
    color: var(--green);
}

.answer-option.wrong {
    background: var(--wrong);
    border-color: var(--wrong);
    color: var(--brown);
}

.answer-option.disabled {
    pointer-events: none;
    opacity: 0.6;
}

.next-btn {
    max-width: 400px;
}

.hidden {
    display: none !important;
}

/* Result Screen */
.result-header {
    text-align: center;
    margin-bottom: 60px;
}

.results-stamp {
    display: inline-block;
    padding: 15px 40px;
    border: 4px solid var(--black);
    background: var(--yellow);
    font-family: 'Bebas Neue', sans-serif;
    font-size: 1.5rem;
    letter-spacing: 3px;
    margin-bottom: 30px;
    transform: rotate(-2deg);
}

.results-title {
    font-family: 'Archivo Black', sans-serif;
    font-size: clamp(2rem, 10vw, 5rem);
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 20px;
    flex-wrap: wrap;
}

.results-label {
    color: var(--black);
}

.results-score-display {
    background: var(--black);
    color: var(--yellow);
    padding: 20px 40px;
    transform: skew(-5deg);
}

.results-content {
    max-width: 1200px;
    margin: 0 auto;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 20px;
    margin-bottom: 60px;
}

.stat-card {
    padding: 40px;
    border: 5px solid var(--black);
    background: var(--gray);
    text-align: center;
    transition: all 0.3s ease;
}

.stat-card:hover {
    background: var(--red);
    color: var(--white);
    transform: scale(1.05);
}

.stat-number {
    font-family: 'Archivo Black', sans-serif;
    font-size: 4rem;
    line-height: 1;
    margin-bottom: 10px;
}

.stat-label {
    font-family: 'Bebas Neue', sans-serif;
    font-size: 1.2rem;
    letter-spacing: 2px;
}

.verdict-box {
    border: 6px solid var(--black);
    padding: 40px;
    margin-bottom: 40px;
    background: var(--white);
    text-align: center;
}

.verdict-label {
    font-family: 'Bebas Neue', sans-serif;
    font-size: 1.5rem;
    letter-spacing: 3px;
    margin-bottom: 20px;
    text-align: center;
}

.verdict-text {
    font-family: 'Archivo Black', sans-serif;
    font-size: clamp(2rem, 8vw, 4rem);
    text-align: center;
    line-height: 1.2;
    margin-bottom: 20px;
}

.verdict-message {
    font-size: 1.2rem;
    text-align: center;
    font-weight: 700;
    line-height: 1.6;
}

.results-actions {
    display: flex;
    gap: 20px;
    justify-content: center;
    flex-wrap: wrap;
}

.retry-btn,
.review-btn {
    max-width: none;
}

/* Review Screen */
.review-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 30px;
    border-bottom: 6px solid var(--black);
    margin-bottom: 30px;
}

.review-title {
    font-family: 'Archivo Black', sans-serif;
    font-size: 3rem;
}

.close-review {
    font-family: 'Archivo Black', sans-serif;
    font-size: 3rem;
    width: 60px;
    height: 60px;
    border: 4px solid var(--black);
    background: var(--white);
    cursor: pointer;
    transition: all 0.3s ease;
}

.close-review:hover {
    background: var(--yellow);
    color: var(--white);
    transform: rotate(90deg);
}

.review-content {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px 40px;
}

.review-item {
    border: 4px solid var(--black);
    padding: 30px;
    margin-bottom: 30px;
    background: var(--white);
}

.review-item.correct-answer {
    background: rgba(0, 255, 0, 0.2);
}

.review-item.wrong-answer {
    background: rgba(255, 0, 0, 0.2);
}

.review-question {
    font-family: 'Bebas Neue', sans-serif;
    font-size: 1.5rem;
    letter-spacing: 2px;
    margin-bottom: 20px;
}

.review-options {
    margin: 20px 0;
}

.review-option {
    padding: 15px;
    margin: 10px 0;
    border: 3px solid var(--black);
    background: var(--red-dark);
}

.review-option.user-answer {
    background: var(--red);
    color: var(--white);
    font-weight: 700;
}

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

.review-result {
    font-family: 'Bebas Neue', sans-serif;
    font-size: 1.2rem;
    padding: 15px;
    margin-top: 15px;
    background: var(--pink);
    color: var(--indigo);
    letter-spacing: 2px;
}

/* Responsive */
@media (max-width: 768px) {
    .quiz-header {
        grid-template-columns: 1fr;
    }
}

.mega-title {
    font-size: 3rem;
    gap: 10px;
}

.answer-container {
    grid-template-columns: 1fr;
}

.results-title {
    font-size: 2rem;
}

.action-btn {
    font-size: 1.5rem;
    padding: 15px 30px;
}

/* Animations */
@keyframes slideIn {
    from {
        transform: translateX(-100%);
        opacity: 0;
    }
    to {
        transform: translateX(0);
        opacity: 1;
    }
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.answer-option {
    animation: fadeIn 0.5s ease-out backwards;
}

.answer-option:nth-child(1) { animation-delay: 0.1s; }
.answer-option:nth-child(2) { animation-delay: 0.2s; }
.answer-option:nth-child(3) { animation-delay: 0.3s; }

.answer-option:nth-child(4) { animation-delay: 0.4s; }