/* ===== CSS Variables - Ghana Colors ===== */
:root {
    --ghana-red: #CF0921;
    --ghana-gold: #FCD20E;
    --ghana-green: #006B3F;
    --primary-black: #1a1a1a;
    --white: #ffffff;
    --light-bg: #f5f5f5;
    --text-dark: #1a1a1a;
    --text-gray: #666666;
    --border-color: #e0e0e0;
    --transition: all 0.3s ease;
}

/* ===== Reset & Base ===== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: var(--white);
    color: var(--text-dark);
    min-height: 100vh;
}

a {
    text-decoration: none;
    color: inherit;
}

/* ===== Header ===== */
header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 50px;
    background: var(--white);
    box-shadow: 0 2px 20px rgba(0,0,0,0.08);
    z-index: 1000;
}

header::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: linear-gradient(90deg, var(--ghana-red) 33%, var(--ghana-gold) 33%, var(--ghana-gold) 66%, var(--ghana-green) 66%);
}

.logo {
    font-size: 1.5rem;
    font-weight: bold;
    color: var(--ghana-green);
    display: flex;
    align-items: center;
    gap: 8px;
}

.logo-icon {
    width: 32px;
    height: 24px;
    background: linear-gradient(to bottom, var(--ghana-red) 0%, var(--ghana-red) 33%, var(--ghana-gold) 33%, var(--ghana-gold) 66%, var(--ghana-green) 66%, var(--ghana-green) 100%);
    border-radius: 4px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    vertical-align: middle;
    margin-right: 8px;
    position: relative;
}

.logo-icon::after {
    content: "★";
    color: black;
    font-size: 14px;
    position: absolute;
    left: 50%;
    top: 50%;
    transform: translate(-50%, -50%);
}

.logo-icon img {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

.nav-menu .links a {
    color: var(--text-dark);
    font-size: 1rem;
    font-weight: 500;
    transition: 0.3s;
}

.welcome-content h1 {
    font-size: 2.5rem;
    color: var(--ghana-green);
    margin-bottom: 15px;
}

.welcome-content p {
    font-size: 1.125rem;
    color: var(--text-gray);
    margin-bottom: 35px;
    line-height: 1.6;
}
.nav-menu {
    display: flex;
    margin-left: auto;
}

.nav-menu .links {
    list-style: none;
    display: flex;
    gap: 25px;
    margin-left: auto;
}

.nav-menu .links a {
    color: var(--text-dark);
    font-size: 1rem;
    font-weight: 500;
    transition: 0.3s;
}

.nav-menu .links a:hover {
    color: var(--ghana-green);
}

.hamburger {
    display: none;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
    padding: 5px;
    background: none;
    border: none;
}

.hamburger span {
    width: 25px;
    height: 3px;
    background: var(--text-dark);
    transition: 0.3s;
}

/* Mobile Menu */
.mobile-menu {
    display: none;
    position: fixed;
    top: 56px;
    left: 0;
    width: 100%;
    background: var(--white);
    box-shadow: 0 5px 20px rgba(0,0,0,0.1);
    padding: 20px;
    z-index: 999;
}

.mobile-menu.active {
    display: block;
}

.mobile-menu a {
    display: block;
    padding: 12px 15px;
    color: var(--text-dark);
    font-weight: 500;
    border-bottom: 1px solid var(--border-color);
}

.mobile-menu a:last-child {
    border-bottom: none;
}

.mobile-menu a:hover {
    color: var(--ghana-green);
    background: var(--light-bg);
}

/* ===== Welcome Screen ===== */
.welcome-screen {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 80px 20px;
    background: var(--light-bg);
}

.welcome-content {
    text-align: center;
    max-width: 600px;
}

.quiz-icon {
    font-size: 4.5rem;
    color: var(--ghana-green);
    margin-bottom: 20px;
}

.welcome-content h1 {
    font-size: 2.5rem;
    color: var(--ghana-green);
    margin-bottom: 15px;
}

.welcome-content p {
    font-size: 1rem;
    color: var(--text-gray);
    margin-bottom: 35px;
    line-height: 1.6;
}

.quiz-info {
    display: flex;
    justify-content: center;
    gap: 25px;
    margin-bottom: 35px;
    flex-wrap: wrap;
}

.info-box {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 10px 18px;
    background: var(--white);
    border-radius: 25px;
    border: 1px solid var(--border-color);
}

.info-icon {
    font-size: 1.5rem;
    color: var(--ghana-green);
}

.info-box span:last-child {
    font-size: 0.875rem;
    font-weight: 600;
}

.start-btn {
    padding: 16px 45px;
    font-size: 1.25rem;
    font-weight: bold;
    background: var(--ghana-green);
    color: var(--white);
    border: none;
    border-radius: 30px;
    cursor: pointer;
    transition: 0.3s;
    box-shadow: 0 5px 20px rgba(0, 107, 63, 0.3);
}

/* ===== Quiz Screen ===== */
.quiz-screen {
    display: none;
    min-height: 100vh;
    padding: 100px 20px 40px;
    background: var(--light-bg);
}

.quiz-header {
    max-width: 700px;
    margin: 0 auto 35px;
}

.progress-bar {
    height: 8px;
    background: var(--border-color);
    border-radius: 10px;
    overflow: hidden;
    margin-bottom: 12px;
}

.progress-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--ghana-green), var(--ghana-gold));
    border-radius: 10px;
    transition: width 0.3s ease;
    width: 10%;
}

.quiz-stats {
    display: flex;
    justify-content: space-between;
    font-size: 0.9rem;
    color: var(--text-gray);
}

.score-display {
    color: var(--ghana-green);
    font-weight: bold;
}

.quiz-content {
    max-width: 700px;
    margin: 0 auto;
}

.question-box {
    background: var(--white);
    padding: 25px;
    border-radius: 15px;
    margin-bottom: 25px;
    border: 1px solid var(--border-color);
    box-shadow: 0 4px 15px rgba(0,0,0,0.05);
}

.question-box h2 {
    font-size: 1.5rem;
    line-height: 1.5;
    color: var(--text-dark);
}

.option-btn {
    padding: 15px 20px;
    font-size: 1.125rem;
    text-align: left;
    background: var(--white);
    color: var(--text-dark);
    border: 2px solid var(--border-color);
    border-radius: 12px;
    cursor: pointer;
    transition: 0.3s;
    display: flex;
    align-items: center;
    gap: 12px;
}

.options-grid {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.option-btn {
    padding: 15px 20px;
    font-size: 1.125rem;
    text-align: left;
    background: var(--white);
    color: var(--text-dark);
    border: 2px solid var(--border-color);
    border-radius: 12px;
    cursor: pointer;
    transition: 0.3s;
    display: flex;
    align-items: center;
    gap: 12px;
}

.option-btn:hover {
    background: rgba(0, 107, 63, 0.08);
    border-color: var(--ghana-green);
    transform: translateX(5px);
}

.option-btn .option-letter {
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--light-bg);
    border-radius: 50%;
    font-weight: bold;
    flex-shrink: 0;
    color: var(--text-dark);
}

.option-btn:hover .option-letter {
    background: var(--ghana-green);
    color: var(--white);
}

.option-btn.correct {
    background: rgba(0, 107, 63, 0.1);
    border-color: var(--ghana-green);
}

.option-btn.correct .option-letter {
    background: var(--ghana-green);
    color: var(--white);
}

.option-btn.wrong {
    background: rgba(207, 9, 33, 0.1);
    border-color: var(--ghana-red);
}

.option-btn.wrong .option-letter {
    background: var(--ghana-red);
    color: var(--white);
}

.option-btn.revealed {
    pointer-events: none;
}

/* ===== Result Screen ===== */
.result-screen {
    display: none;
    min-height: 100vh;
    align-items: center;
    justify-content: center;
    padding: 80px 20px;
    background: var(--light-bg);
}

.result-content {
    text-align: center;
    max-width: 500px;
}

.trophy-icon {
    font-size: 5rem;
    color: var(--ghana-gold);
    margin-bottom: 20px;
}

.result-content h2 {
    font-size: 2.5rem;
    color: var(--ghana-green);
    margin-bottom: 20px;
}

.result-message {
    font-size: 1.125rem;
    color: var(--text-gray);
    margin-bottom: 25px;
    line-height: 1.5;
}

.final-score {
    font-size: 4.5rem;
    font-weight: 800;
    color: var(--ghana-green);
}

.total-possible {
    font-size: 1.5rem;
    color: var(--text-gray);
}

.result-score {
    margin-bottom: 20px;
}

.final-score {
    font-size: 3.15rem;
    font-weight: 800;
    color: var(--ghana-green);
}

.total-possible {
    font-size: 1.26rem;
    color: var(--text-gray);
}

.result-message {
    font-size: 1.5rem;
    color: var(--text-gray);
    margin-bottom: 25px;
    line-height: 1.5;
}

.result-details {
    display: flex;
    justify-content: center;
    gap: 30px;
    margin-bottom: 35px;
}

.detail-item {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 10px 18px;
    background: var(--white);
    border-radius: 25px;
}

.detail-item.correct {
    border: 1px solid var(--ghana-green);
}

.detail-item.wrong {
    border: 1px solid var(--ghana-red);
}

.detail-icon {
    font-size: 1.5rem;
}

.detail-item.correct .detail-icon {
    color: var(--ghana-green);
}

.detail-item.wrong .detail-icon {
    color: var(--ghana-red);
}

.result-actions {
    display: flex;
    justify-content: center;
    gap: 15px;
}

.retry-btn {
    padding: 14px 30px;
    font-size: 1.125rem;
    font-weight: bold;
    background: var(--ghana-green);
    color: var(--white);
    border: none;
    border-radius: 25px;
    cursor: pointer;
    transition: 0.3s;
}

.share-btn {
    padding: 14px 30px;
    font-size: 1.125rem;
    font-weight: bold;
    background: transparent;
    color: var(--ghana-green);
    border: 2px solid var(--ghana-green);
    border-radius: 25px;
    cursor: pointer;
    transition: 0.3s;
}

.footer-section h3 {
    font-size: 1.5rem;
    color: var(--ghana-gold);
    margin-bottom: 12px;
}

.retry-btn:hover {
    background: #00502f;
}

/* ===== Footer ===== */
footer {
    background: var(--primary-black);
    padding: 40px 20px 20px;
}

footer::before {
    content: '';
    display: block;
    width: 100%;
    height: 4px;
    background: linear-gradient(90deg, var(--ghana-red) 33%, var(--ghana-gold) 33%, var(--ghana-gold) 66%, var(--ghana-green) 66%);
    margin-bottom: 40px;
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 40px;
    max-width: 1100px;
    margin: 0 auto 30px;
}

.footer-section h3 {
    font-size: 1.5rem;
    color: var(--ghana-gold);
    margin-bottom: 12px;
}

.footer-section h4 {
    font-size: 1.25rem;
    margin-bottom: 15px;
    color: var(--white);
}

.footer-section p {
    color: #aaa;
    font-size: 1rem;
}

.footer-section ul li {
    margin-bottom: 8px;
}

.footer-section ul a {
    color: #aaa;
    font-size: 1rem;
    transition: var(--transition);
}

.footer-section ul a:hover {
    color: var(--ghana-gold);
}

.social-links {
    display: flex;
    gap: 12px;
}

.social-links a {
    width: 35px;
    height: 35px;
    border: 1px solid #aaa;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--ghana-gold);
    transition: var(--transition);
}

.social-links a:hover {
    background: var(--ghana-gold);
    color: var(--primary-black);
    border-color: var(--ghana-gold);
}

.footer-bottom {
    text-align: center;
    padding-top: 20px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-bottom p {
    color: #666;
    font-size: 0.8rem;
}

/* ===== Responsive ===== */
@media (max-width: 768px) {
    header {
        padding: 12px 20px;
    }
    
    .nav-menu {
        display: none;
    }
    
    .hamburger {
        display: flex;
    }
    
    .welcome-content h1 {
        font-size: 1.8rem;
    }
    
    .quiz-icon {
        font-size: 3.5rem;
    }
    
    .quiz-info {
        flex-direction: column;
        gap: 12px;
    }
    
    .question-box h2 {
        font-size: 1.5rem;
    }
    
    .result-details {
        flex-direction: column;
        gap: 12px;
    }
    
    .result-actions {
        flex-direction: column;
    }
    
    .final-score {
        font-size: 3.5rem;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .social-links {
        justify-content: center;
    }
}