@import "https://fonts.googleapis.com/css2?family=Outfit:wght@300;400;500;600;700;800&family=Plus+Jakarta+Sans:wght@300;400;500;600;700&display=swap";
:root{--bg-primary:#0b0f19;--bg-secondary:#131a26;--bg-tertiary:#1b2433;--border-color:#ffffff14;--text-primary:#f3f4f6;--text-secondary:#9ca3af;--text-muted:#6b7280;--accent-color:#3b82f6;--accent-glow:#3b82f626;--success:#10b981;--success-glow:#10b98126;--error:#ef4444;--error-glow:#ef444426;--warning:#f59e0b;--warning-glow:#f59e0b26;--font-sans:"Plus Jakarta Sans", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;--font-heading:"Outfit", sans-serif;--sidebar-width:320px;--header-height:70px;--transition-speed:.2s;--card-shadow:0 4px 20px -2px #00000080;--glass-bg:#131a26b3;--glass-border:#ffffff0f}[data-theme=light]{--bg-primary:#f8fafc;--bg-secondary:#fff;--bg-tertiary:#f1f5f9;--border-color:#00000014;--text-primary:#0f172a;--text-secondary:#475569;--text-muted:#94a3b8;--accent-color:#2563eb;--accent-glow:#2563eb1a;--success:#059669;--success-glow:#0596691a;--error:#dc2626;--error-glow:#dc26261a;--warning:#d97706;--warning-glow:#d977061a;--card-shadow:0 4px 20px -2px #0000000d;--glass-bg:#ffffffd9;--glass-border:#0000000d}*{box-sizing:border-box;margin:0;padding:0}body{background-color:var(--bg-primary);color:var(--text-primary);font-family:var(--font-sans);min-height:100vh;transition:background-color var(--transition-speed), color var(--transition-speed);flex-direction:column;display:flex;overflow-x:hidden}a{color:inherit;text-decoration:none}button{cursor:pointer;background:0 0;border:none;font-family:inherit}::-webkit-scrollbar{width:6px;height:6px}::-webkit-scrollbar-track{background:var(--bg-primary)}::-webkit-scrollbar-thumb{background:var(--border-color);border-radius:4px}::-webkit-scrollbar-thumb:hover{background:var(--text-muted)}.layout-container{grid-template-rows:var(--header-height) 1fr;min-height:100vh;display:grid}.main-header{height:var(--header-height);background-color:var(--glass-bg);-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);border-bottom:1px solid 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1rem}.subjects-section-title{margin:1.5rem 0 .75rem;font-size:1.15rem}.quiz-question-card{border-radius:12px;padding:1.25rem}.question-text{margin-bottom:1.25rem;font-size:1.1rem}}@media (max-width:640px){.subject-tabs{display:none}.search-container{width:160px}}@media (max-width:480px){.logo-section span{display:none}.search-container{width:130px}}.main-footer{background-color:var(--bg-secondary);border-top:1px solid var(--border-color);color:var(--text-secondary);padding:4rem 2rem 2rem;font-size:.9rem}.footer-content{grid-template-columns:2fr 1fr 1fr;gap:4rem;max-width:1200px;margin:0 auto 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var(--border-color);padding-top:2rem}.footer-bottom-content{max-width:1200px;color:var(--text-muted);justify-content:space-between;align-items:center;margin:0 auto;font-size:.8rem;display:flex}.footer-bottom-links{gap:1.5rem;display:flex}.footer-bottom-links a{color:var(--text-muted);transition:color .2s}.footer-bottom-links a:hover{color:var(--accent-color)}@media (max-width:768px){.footer-content{grid-template-columns:1fr;gap:2.5rem}.footer-bottom-content{text-align:center;flex-direction:column;gap:1rem}.footer-bottom-links{justify-content:center}}