/* فایل CSS کامل - طراحی مینیمال و واکنش‌گرا */
:root {
    --primary: #8b5cf6;
    --primary-dark: #7c3aed;
    --secondary: #10b981;
    --danger: #ef4444;
    --warning: #f59e0b;
    --text: #1f2937;
    --text-light: #6b7280;
    --bg: #f9fafb;
    --card: #ffffff;
    --border: #e5e7eb;
    --shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --radius: 16px;
    --transition: all 0.3s ease;
}

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

body {
    font-family: 'Vazirmatn', 'Segoe UI', sans-serif;
    background: var(--bg);
    color: var(--text);
    line-height: 1.6;
    min-height: 100vh;
    padding: 16px;
    display: flex;
    justify-content: center;
    align-items: center;
}

.container {
    width: 100%;
    max-width: 600px;
    margin: 0 auto;
}

/* مدیریت صفحات */
.screen {
    display: none;
    animation: fadeIn 0.5s ease;
}

.screen.active {
    display: block;
}

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

/* کارت شروع */
.start-card {
    background: var(--card);
    border-radius: var(--radius);
    padding: 32px 24px;
    box-shadow: var(--shadow);
    text-align: center;
}

.start-card h1 {
    color: var(--primary);
    font-size: 1.8rem;
    margin-bottom: 8px;
}

.subtitle {
    color: var(--text-light);
    font-size: 0.95rem;
    margin-bottom: 28px;
}

.input-group {
    text-align: right;
    margin: 28px 0;
}

.input-group label {
    display: block;
    margin-bottom: 10px;
    font-weight: 600;
    color: var(--text);
}

.input-group input {
    width: 100%;
    padding: 16px 20px;
    border: 2px solid var(--border);
    border-radius: 12px;
    font-size: 1.1rem;
    font-family: inherit;
    transition: var(--transition);
}

.input-group input:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(139, 92, 246, 0.1);
}

.input-group small {
    display: block;
    margin-top: 8px;
    color: var(--text-light);
    font-size: 0.85rem;
}

.quiz-info {
    text-align: right;
    background: #f0f9ff;
    border-radius: 12px;
    padding: 20px;
    margin: 28px 0;
}

.quiz-info p {
    margin-bottom: 12px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.quiz-info i {
    color: var(--primary);
    width: 20px;
}

.primary-btn {
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    color: white;
    border: none;
    border-radius: 12px;
    padding: 18px 32px;
    font-size: 1.1rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    width: 100%;
}

.primary-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 12px rgba(139, 92, 246, 0.2);
}

/* هدر آزمون */
.quiz-header {
    margin-bottom: 24px;
}

.progress-container {
    height: 8px;
    background: var(--border);
    border-radius: 4px;
    overflow: hidden;
    margin-bottom: 12px;
}

.progress-bar {
    height: 100%;
    background: linear-gradient(90deg, var(--primary), #a78bfa);
    border-radius: 4px;
    width: 0%;
    transition: width 0.4s ease;
}

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

#categoryTag {
    background: #e0e7ff;
    color: var(--primary);
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 0.8rem;
}

/* کارت سوال */
.question-card {
    background: var(--card);
    border-radius: var(--radius);
    padding: 28px 24px;
    box-shadow: var(--shadow);
}

#questionText {
    font-size: 1.4rem;
    margin-bottom: 28px;
    line-height: 1.5;
    color: var(--text);
}

.options-container {
    display: flex;
    flex-direction: column;
    gap: 12px;
    margin-bottom: 28px;
}

.option {
    padding: 18px 20px;
    border: 2px solid var(--border);
    background: white;
    border-radius: 12px;
    text-align: right;
    cursor: pointer;
    transition: var(--transition);
    font-size: 1rem;
}

.option:hover {
    border-color: var(--primary);
    background: #faf5ff;
    transform: translateY(-2px);
}

.option.selected {
    border-color: var(--primary);
    background: #f5f3ff;
    font-weight: 600;
}

.option.correct {
    border-color: var(--secondary);
    background: #d1fae5;
}

.option.wrong {
    border-color: var(--danger);
    background: #fee2e2;
}

.quiz-nav {
    display: flex;
    gap: 12px;
}

.nav-btn {
    padding: 14px 24px;
    border-radius: 12px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    border: 2px solid var(--border);
    background: white;
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
}

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

.nav-btn:not(:disabled):hover {
    background: #f9fafb;
}

.submit-btn {
    background: linear-gradient(135deg, var(--secondary), #059669);
    color: white;
    border: none !important;
}

/* کارت نتیجه */
.result-card {
    background: var(--card);
    border-radius: var(--radius);
    padding: 0;
    box-shadow: var(--shadow);
    overflow: hidden;
}

.result-header {
    background: linear-gradient(135deg, var(--primary), #7c3aed);
    color: white;
    padding: 28px 24px;
    display: flex;
    align-items: center;
    gap: 16px;
}

.user-avatar {
    width: 60px;
    height: 60px;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.8rem;
    font-weight: bold;
    border: 3px solid rgba(255, 255, 255, 0.3);
}

.result-header h3 {
    font-size: 1.5rem;
    margin-bottom: 4px;
}

.user-level {
    opacity: 0.9;
    font-size: 0.95rem;
}

.score-card {
    padding: 24px;
    display: flex;
    align-items: center;
    gap: 24px;
    border-bottom: 1px solid var(--border);
}

.score-circle {
    position: relative;
    width: 100px;
    height: 100px;
    background: conic-gradient(var(--primary) 0% 75%, #e5e7eb 75% 100%);
    border-radius: 50%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
}

.score-circle::before {
    content: '';
    position: absolute;
    width: 80px;
    height: 80px;
    background: white;
    border-radius: 50%;
}

.score-circle span {
    font-size: 2rem;
    font-weight: bold;
    color: var(--primary);
    position: relative;
    z-index: 1;
}

.score-circle small {
    font-size: 0.8rem;
    color: var(--text-light);
    position: relative;
    z-index: 1;
}

.score-details {
    flex: 1;
}

.score-details p {
    margin-bottom: 8px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.skills-breakdown {
    padding: 24px;
    border-bottom: 1px solid var(--border);
}

.skills-breakdown h4 {
    margin-bottom: 20px;
    color: var(--text);
    display: flex;
    align-items: center;
    gap: 10px;
}

.skill {
    margin-bottom: 20px;
}

.skill-info {
    display: flex;
    justify-content: space-between;
    margin-bottom: 8px;
    font-size: 0.95rem;
}

.skill-bar {
    height: 10px;
    background: var(--border);
    border-radius: 5px;
    overflow: hidden;
}

.skill-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--primary), #a78bfa);
    border-radius: 5px;
    transition: width 1s ease;
}

.strength-label {
    color: var(--secondary);
    font-size: 0.85rem;
}

.weakness-label {
    color: var(--danger);
    font-size: 0.85rem;
}

.personal-message {
    padding: 24px;
    background: #f0f9ff;
    margin: 0 24px;
    border-radius: 12px;
    border-right: 4px solid var(--primary);
}

.cta-box {
    padding: 24px;
    background: linear-gradient(135deg, #fef3c7, #fde68a);
    margin: 24px;
    border-radius: 12px;
    text-align: center;
}

.cta-box h5 {
    margin-bottom: 12px;
    color: #92400e;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
}

.cta-box p {
    margin-bottom: 12px;
    color: #78350f;
}

.contact-info {
    margin: 16px 0;
    color: #92400e;
}

.cta-button {
    background: #f59e0b;
    color: white;
    border: none;
    border-radius: 12px;
    padding: 14px 28px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    display: inline-flex;
    align-items: center;
    gap: 10px;
}

.cta-button:hover {
    background: #d97706;
    transform: translateY(-2px);
}

.action-buttons {
    padding: 0 24px 24px;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.action-btn {
    padding: 16px;
    border-radius: 12px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    border: none;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
}

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

.share-btn {
    background: white;
    color: var(--text);
    border: 2px solid var(--border) !important;
}

.site-footer {
    text-align: center;
    margin-top: 32px;
    color: var(--text-light);
    font-size: 0.9rem;
    padding: 20px;
}

.footer-note {
    font-size: 0.8rem;
    margin-top: 8px;
    opacity: 0.7;
}

/* طراحی واکنش‌گرا */
@media (max-width: 640px) {
    body {
        padding: 12px;
    }
    
    .start-card, .question-card {
        padding: 24px 20px;
    }
    
    .start-card h1 {
        font-size: 1.6rem;
    }
    
    #questionText {
        font-size: 1.3rem;
    }
    
    .score-card {
        flex-direction: column;
        text-align: center;
        gap: 20px;
    }
    
    .result-header {
        flex-direction: column;
        text-align: center;
        gap: 12px;
    }
    
    .quiz-nav {
        flex-direction: column;
    }
    
    .cta-box, .personal-message {
        margin: 16px;
    }
}

@media (max-width: 480px) {
    :root {
        --radius: 12px;
    }
    
    .primary-btn, .nav-btn, .action-btn {
        padding: 16px;
    }
    
    .input-group input {
        padding: 14px 16px;
    }
  }