*{margin:0;padding:0;box-sizing:border-box}
:root{--primary:#6366f1;--primary-dark:#4f46e5;--primary-light:#e0e7ff;--accent:#10b981;--accent-light:#d1fae5;--bg:#f1f5f9;--bg-card:#ffffff;--text:#1e293b;--text-light:#64748b;--text-muted:#94a3b8;--border:#e2e8f0;--shadow:0 4px 6px -1px rgb(0 0 0 / 0.1);--shadow-lg:0 10px 15px -3px rgb(0 0 0 / 0.1);--danger:#ef4444;--warning:#f59e0b;--success:#22c55e;--info:#3b82f6;--radius:16px;--radius-sm:10px}
[data-theme="dark"]{--bg:#0f172a;--bg-card:#1e293b;--text:#f1f5f9;--text-light:#94a3b8;--text-muted:#64748b;--border:#334155;--primary-light:rgba(99,102,241,0.2);--accent-light:rgba(16,185,129,0.2)}
html{scroll-behavior:smooth}
body{font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,sans-serif;background:var(--bg);color:var(--text);line-height:1.6;min-height:100vh}
.container{max-width:1100px;margin:0 auto;padding:0 20px}
.header{background:var(--bg-card);border-bottom:1px solid var(--border);position:sticky;top:0;z-index:100}
.header .container{display:flex;justify-content:space-between;align-items:center;height:56px}
.logo{display:flex;align-items:center;gap:10px;text-decoration:none;color:var(--text);font-weight:700;font-size:1.1rem}
.logo img{border-radius:8px;width:32px;height:32px}
.nav{display:flex;gap:6px;margin-left:auto;margin-right:12px}
.nav a{text-decoration:none;color:var(--text-light);font-size:0.85rem;padding:8px 14px;border-radius:20px;transition:all 0.2s}
.nav a:hover,.nav a.active{color:var(--primary);background:var(--primary-light)}
.header-right{display:flex;align-items:center;gap:12px}
.theme-toggle{background:var(--bg);border:1px solid var(--border);width:36px;height:36px;border-radius:50%;cursor:pointer;font-size:1rem;display:flex;align-items:center;justify-content:center;transition:all 0.2s}
.theme-toggle:hover{border-color:var(--primary)}
.main-content{padding:24px 0 40px}
.hero-section{text-align:center;padding:20px 0 30px}
.hero-section h1{font-size:2rem;font-weight:700;margin-bottom:8px;background:linear-gradient(135deg,var(--primary),var(--accent));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}
.hero-desc{color:var(--text-light);font-size:1rem;max-width:500px;margin:0 auto}
.test-center{margin-bottom:30px}
.mode-selector{display:flex;align-items:center;gap:12px;margin-bottom:16px;flex-wrap:wrap}
.mode-btn{padding:10px 20px;border:2px solid var(--border);background:var(--bg-card);color:var(--text);font-size:0.9rem;font-weight:500;border-radius:25px;cursor:pointer;transition:all 0.2s}
.mode-btn:hover{border-color:var(--primary)}
.mode-btn.active{background:var(--primary);color:#fff;border-color:var(--primary)}
.mode-options{display:flex;gap:6px;margin-left:auto}
.opt-btn{padding:6px 14px;border:1px solid var(--border);background:var(--bg);color:var(--text-light);font-size:0.8rem;border-radius:15px;cursor:pointer;transition:all 0.2s}
.opt-btn:hover{color:var(--text)}
.opt-btn.active{background:var(--accent);color:#fff;border-color:var(--accent)}
.test-area{background:linear-gradient(145deg,#fef3c7 0%,#fde68a 100%);border-radius:var(--radius);height:320px;display:flex;align-items:center;justify-content:center;cursor:pointer;user-select:none;position:relative;overflow:hidden;box-shadow:var(--shadow-lg)}
.test-area.waiting{background:linear-gradient(145deg,#fee2e2 0%,#fca5a5 100%)}
.test-area.ready{background:linear-gradient(145deg,#d1fae5 0%,#6ee7b7 100%)}
.test-area.result{background:linear-gradient(145deg,#e0e7ff 0%,#a5b4fc 100%)}
.test-area.early{background:linear-gradient(145deg,#fef3c7 0%,#fcd34d 100%)}
.test-area.audio-wait{background:linear-gradient(145deg,#fae8ff 0%,#e879f9 100%)}
.test-content{text-align:center;z-index:1}
.test-icon{font-size:4rem;margin-bottom:12px;animation:float 3s ease-in-out infinite}
@keyframes float{0%,100%{transform:translateY(0)}50%{transform:translateY(-10px)}}
.test-title{font-size:1.8rem;font-weight:700;color:var(--text);margin-bottom:8px}
.test-hint{color:var(--text-light);font-size:0.95rem}
.result-display{font-size:4rem;font-weight:800;color:var(--text)}
.result-unit{font-size:1.2rem;color:var(--text-light)}
.quick-stats{display:flex;align-items:center;justify-content:center;gap:20px;margin-top:20px;padding:16px 24px;background:var(--bg-card);border-radius:var(--radius);border:1px solid var(--border);flex-wrap:wrap}
.qs-item{display:flex;align-items:baseline;gap:6px}
.qs-label{font-size:0.8rem;color:var(--text-muted)}
.qs-value{font-size:1.5rem;font-weight:700;color:var(--text)}
.qs-value.best{color:var(--accent)}
.qs-unit{font-size:0.8rem;color:var(--text-muted)}
.qs-divider{width:1px;height:30px;background:var(--border)}
.dashboard{display:flex;flex-direction:column;gap:16px}
.dash-row{display:grid;gap:16px}
.dash-row:nth-child(1){grid-template-columns:repeat(4,1fr)}
.dash-row:nth-child(2){grid-template-columns:1.5fr 1fr}
.dash-row.chart-row{grid-template-columns:1fr}
.dash-card{background:var(--bg-card);border-radius:var(--radius);padding:20px;border:1px solid var(--border)}
.card-header{display:flex;align-items:center;gap:8px;margin-bottom:16px}
.card-icon{font-size:1.1rem}
.card-title{font-weight:600;font-size:0.95rem;color:var(--text)}

.rank-display{position:relative;width:120px;height:120px;margin:0 auto 12px}
.rank-circle{width:100%;height:100%;transform:rotate(-90deg)}
.rank-bg{fill:none;stroke:var(--border);stroke-width:8}
.rank-progress{fill:none;stroke:var(--primary);stroke-width:8;stroke-linecap:round;stroke-dasharray:339.292;stroke-dashoffset:339.292;transition:stroke-dashoffset 0.8s ease}
.rank-info{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);text-align:center}
.rank-label{display:block;font-size:0.7rem;color:var(--text-muted);text-transform:uppercase}
.rank-value{display:block;font-size:1.6rem;font-weight:800;color:var(--primary)}
.rank-level{display:block;font-size:0.7rem;color:var(--text-light);margin-top:2px}
.rank-desc{text-align:center;font-size:0.8rem;color:var(--text-muted)}
.grade-display{text-align:center;margin-bottom:16px}
.grade-badge{width:64px;height:64px;margin:0 auto 8px;background:linear-gradient(135deg,var(--primary),var(--primary-dark));color:#fff;font-size:2rem;font-weight:800;border-radius:16px;display:flex;align-items:center;justify-content:center;box-shadow:0 4px 12px rgba(99,102,241,0.3)}
.grade-text{font-size:0.9rem;color:var(--text-light)}
.grade-scale{display:flex;justify-content:center;gap:8px}
.scale-item{width:28px;height:28px;border-radius:6px;background:var(--bg);color:var(--text-muted);font-size:0.75rem;font-weight:600;display:flex;align-items:center;justify-content:center;transition:all 0.2s}
.scale-item.active{background:var(--primary);color:#fff}
.stability-display{margin-bottom:12px}
.stability-meter{height:12px;background:var(--bg);border-radius:6px;position:relative;overflow:hidden}
.meter-fill{height:100%;background:linear-gradient(90deg,var(--danger),var(--warning),var(--accent));border-radius:6px;width:100%}
.meter-pointer{position:absolute;top:-4px;width:4px;height:20px;background:var(--text);border-radius:2px;transition:left 0.5s ease;left:0}
.stability-value{display:flex;align-items:baseline;justify-content:center;gap:4px;margin-top:10px}
.stability-value span:first-child{font-size:2rem;font-weight:700;color:var(--text)}
.stability-max{font-size:0.9rem;color:var(--text-muted)}
.stability-status{display:flex;align-items:center;justify-content:center;gap:6px;font-size:0.85rem;color:var(--text-light)}
.status-dot{width:8px;height:8px;border-radius:50%;background:var(--text-muted)}
.status-dot.good{background:var(--accent)}
.status-dot.normal{background:var(--info)}
.status-dot.bad{background:var(--warning)}
.compare-chart{padding:10px 0}
.compare-bar{display:flex;height:40px;border-radius:8px;overflow:hidden;position:relative;margin-bottom:8px}
.bar-zone{flex:1;display:flex;align-items:center;justify-content:center;font-size:0.75rem;font-weight:500;color:#fff}
.bar-zone.slow{background:#f87171}
.bar-zone.normal{background:#fbbf24}
.bar-zone.fast{background:#34d399}
.bar-zone.pro{background:#818cf8}
.bar-marker{position:absolute;top:-12px;transform:translateX(-50%);display:flex;flex-direction:column;align-items:center;transition:left 0.5s ease;z-index:10}
.marker-line{width:3px;height:60px;background:linear-gradient(180deg,#6366f1 0%,#8b5cf6 100%);border-radius:2px;box-shadow:0 0 12px rgba(99,102,241,0.6),0 0 24px rgba(99,102,241,0.4),0 0 36px rgba(99,102,241,0.2);animation:glow-pulse 2s ease-in-out infinite}
@keyframes glow-pulse{0%,100%{box-shadow:0 0 12px rgba(99,102,241,0.6),0 0 24px rgba(99,102,241,0.4),0 0 36px rgba(99,102,241,0.2)}50%{box-shadow:0 0 16px rgba(99,102,241,0.8),0 0 32px rgba(99,102,241,0.6),0 0 48px rgba(99,102,241,0.3)}}
.marker-label{margin-top:6px;font-size:11px;font-weight:600;color:#6366f1;background:white;padding:3px 8px;border-radius:4px;box-shadow:0 2px 8px rgba(99,102,241,0.2);white-space:nowrap}
[data-theme="dark"] .marker-label{background:#1e293b;color:#818cf8}
.compare-labels{display:flex;justify-content:space-between;font-size:0.7rem;color:var(--text-muted)}
.history-list{display:flex;gap:8px;flex-wrap:wrap}
.history-item{padding:8px 12px;background:var(--bg);border-radius:8px;font-size:0.9rem;font-weight:600;border:2px solid transparent}
.history-item.fast{color:var(--accent);border-color:var(--accent)}
.history-item.normal{color:var(--info);border-color:var(--info)}
.history-item.slow{color:var(--warning);border-color:var(--warning)}
.history-empty{color:var(--text-muted);font-size:0.85rem;padding:10px 0}
.clear-btn{margin-left:auto;background:none;border:none;cursor:pointer;font-size:1rem;opacity:0.5;transition:opacity 0.2s}
.clear-btn:hover{opacity:1}
.chart-types{margin-left:auto;display:flex;gap:4px}
.chart-btn{padding:4px 10px;border:1px solid var(--border);background:var(--bg);color:var(--text-light);font-size:0.75rem;border-radius:12px;cursor:pointer;transition:all 0.2s}
.chart-btn:hover{color:var(--text)}
.chart-btn.active{background:var(--primary);color:#fff;border-color:var(--primary)}
.chart-wrapper{height:180px;position:relative}
.chart-wrapper canvas{width:100%!important;height:100%!important}
.chart-wrapper-full{height:280px;position:relative}
.chart-wrapper-full canvas{width:100%!important;height:100%!important}
.chart-card-full{background:var(--bg-card);border-radius:var(--radius);padding:20px;border:1px solid var(--border)}
.chart-empty{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);color:var(--text-muted);font-size:0.85rem}
.xp-display{margin-left:auto;display:flex;align-items:center;gap:4px;background:var(--bg);padding:4px 10px;border-radius:12px}
.xp-icon{color:var(--warning)}
.xp-value{font-weight:700;color:var(--warning)}
.xp-label{font-size:0.75rem;color:var(--text-muted)}
.level-bar{margin-bottom:14px}
.level-info{display:flex;justify-content:space-between;margin-bottom:6px}
.level-name{font-size:0.85rem;font-weight:600;color:var(--primary)}
.level-progress-text{font-size:0.75rem;color:var(--text-muted)}
.level-track{height:8px;background:var(--bg);border-radius:4px;overflow:hidden}
.level-fill{height:100%;background:linear-gradient(90deg,var(--primary),var(--accent));border-radius:4px;transition:width 0.3s;width:0}
.ach-tabs{display:flex;gap:6px;margin-bottom:12px}
.ach-tab{flex:1;padding:8px;border:none;background:var(--bg);color:var(--text-light);font-size:0.8rem;border-radius:8px;cursor:pointer;transition:all 0.2s}
.ach-tab:hover{color:var(--text)}
.ach-tab.active{background:var(--primary);color:#fff}
.ach-list{display:flex;flex-direction:column;gap:8px;max-height:180px;overflow-y:auto}
.ach-item{display:flex;align-items:center;gap:10px;padding:10px;background:var(--bg);border-radius:10px;border:1px solid var(--border)}
.ach-item.unlocked{border-color:var(--accent);background:var(--accent-light)}
.ach-icon{width:32px;height:32px;background:var(--bg-card);border-radius:8px;display:flex;align-items:center;justify-content:center;font-size:1rem;flex-shrink:0}
.ach-item.unlocked .ach-icon{background:var(--accent);color:#fff}
.ach-info{flex:1;min-width:0}
.ach-name{font-size:0.85rem;font-weight:500}
.ach-desc{font-size:0.75rem;color:var(--text-muted);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.ach-xp{font-size:0.8rem;color:var(--warning);font-weight:600;flex-shrink:0}

.info-section{padding:60px 0;background:var(--bg-card)}
.info-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.info-card{padding:24px;background:var(--bg);border-radius:var(--radius);border:1px solid var(--border)}
.info-card h2{font-size:1.1rem;margin-bottom:16px;color:var(--text)}
.info-card p{color:var(--text-light);font-size:0.9rem;margin-bottom:12px}
.standard-list{display:flex;flex-direction:column;gap:8px}
.standard-item{display:flex;align-items:center;gap:12px;padding:10px 12px;background:var(--bg-card);border-radius:10px;font-size:0.85rem}
.std-badge{padding:3px 10px;border-radius:6px;font-size:0.75rem;font-weight:600;color:#fff}
.std-badge.fast{background:var(--success)}
.std-badge.good{background:var(--info)}
.std-badge.normal{background:var(--warning)}
.std-badge.slow{background:var(--danger)}
.standard-item span:nth-child(2){font-weight:600;min-width:80px}
.standard-item span:nth-child(3){color:var(--text-muted)}
.tips-list{list-style:none;display:flex;flex-direction:column;gap:8px}
.tips-list li{padding:10px 12px;background:var(--bg-card);border-radius:10px;font-size:0.85rem;color:var(--text-light);position:relative;padding-left:32px}
.tips-list li::before{content:"✓";position:absolute;left:12px;color:var(--accent);font-weight:700}
.faq-section{padding:60px 0}
.faq-section h2{text-align:center;font-size:1.5rem;margin-bottom:32px}
.faq-list{max-width:800px;margin:0 auto;display:flex;flex-direction:column;gap:12px}
.faq-item{background:var(--bg-card);border-radius:var(--radius);border:1px solid var(--border);overflow:hidden}
.faq-item summary{padding:16px 20px;font-weight:500;cursor:pointer;list-style:none;display:flex;justify-content:space-between;align-items:center}
.faq-item summary::after{content:"+";font-size:1.25rem;color:var(--primary);font-weight:300}
.faq-item[open] summary::after{content:"−"}
.faq-item p{padding:0 20px 16px;color:var(--text-light);font-size:0.9rem}
.footer{background:var(--text);color:#fff;padding:40px 0 20px}
.footer-content{display:flex;justify-content:space-between;align-items:center;padding-bottom:20px;border-bottom:1px solid rgba(255,255,255,0.1)}
.footer-info{display:flex;align-items:center;gap:12px}
.footer-info img{border-radius:8px}
.footer-info p{opacity:0.8;font-size:0.85rem}
.footer-links{display:flex;gap:20px}
.footer-links a{color:#fff;text-decoration:none;opacity:0.7;font-size:0.85rem;transition:opacity 0.2s}
.footer-links a:hover{opacity:1}
.footer-bottom{padding-top:20px;text-align:center;font-size:0.75rem;opacity:0.6}
.footer-bottom a{color:#fff;text-decoration:none}
.footer-bottom p{margin-bottom:4px}
@media(max-width:1024px){.dash-row:nth-child(1),.dash-row:nth-child(2),.dash-row:nth-child(3){grid-template-columns:1fr 1fr}}
@media(max-width:768px){.nav{display:none}.info-grid,.dash-row:nth-child(1),.dash-row:nth-child(2),.dash-row:nth-child(3){grid-template-columns:1fr}.mode-selector{flex-direction:column;align-items:stretch}.mode-options{margin-left:0;justify-content:center}.quick-stats{flex-direction:column;gap:12px}.qs-divider{width:60px;height:1px}.header .container{height:52px}}

.section-title{text-align:center;font-size:1.8rem;font-weight:700;margin-bottom:32px;color:var(--text)}
.info-section{padding:60px 0;background:var(--bg-card)}
.info-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin-top:32px}
.info-card{padding:28px;background:var(--bg);border-radius:var(--radius);border:1px solid var(--border)}
.info-card h3{font-size:1.2rem;margin-bottom:16px;color:var(--text)}
.info-card p{color:var(--text-light);font-size:0.95rem;margin-bottom:14px;line-height:1.7}
.standard-list{display:flex;flex-direction:column;gap:10px;margin-top:16px}
.standard-item{display:flex;align-items:center;gap:12px;padding:12px 14px;background:var(--bg-card);border-radius:10px;font-size:0.9rem}
.std-badge{padding:4px 12px;border-radius:6px;font-size:0.8rem;font-weight:600;color:#fff;min-width:45px;text-align:center}
.std-badge.fast{background:var(--success)}
.std-badge.good{background:var(--info)}
.std-badge.normal{background:var(--warning)}
.std-badge.slow{background:var(--danger)}
.standard-item span:nth-child(2){font-weight:600;min-width:90px}
.standard-item span:nth-child(3){color:var(--text-muted);flex:1}
.tips-list{list-style:none;display:flex;flex-direction:column;gap:10px;margin-top:16px}
.tips-list li{padding:12px 14px;background:var(--bg-card);border-radius:10px;font-size:0.9rem;color:var(--text-light);position:relative;padding-left:36px;line-height:1.6}
.tips-list li::before{content:"✓";position:absolute;left:14px;color:var(--accent);font-weight:700;font-size:1.1rem}
.features-section{padding:60px 0}
.features-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.feature-card{padding:28px;background:var(--bg-card);border-radius:var(--radius);border:1px solid var(--border);text-align:center;transition:all 0.3s}
.feature-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg)}
.feature-icon{font-size:3rem;margin-bottom:16px}
.feature-card h3{font-size:1.1rem;margin-bottom:12px;color:var(--text)}
.feature-card p{color:var(--text-light);font-size:0.9rem;line-height:1.6}
.science-section{padding:60px 0;background:var(--bg-card)}
.science-hero{display:flex;gap:32px;align-items:center;margin-bottom:32px;padding:24px;background:var(--bg);border-radius:var(--radius);border:1px solid var(--border)}
.science-img{border-radius:12px;flex-shrink:0;box-shadow:var(--shadow)}
.science-intro{flex:1}
.science-intro p{color:var(--text-light);font-size:0.95rem;line-height:1.8;margin-bottom:14px}
.science-intro p:last-child{margin-bottom:0}
.science-content{display:flex;flex-direction:column;gap:24px}
.science-card{padding:28px;background:var(--bg);border-radius:var(--radius);border:1px solid var(--border)}
.science-card h3{font-size:1.2rem;margin-bottom:16px;color:var(--text)}
.science-card p{color:var(--text-light);font-size:0.95rem;margin-bottom:14px;line-height:1.7}
.science-card strong{color:var(--text);font-weight:600}
.training-section{padding:60px 0}
.training-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.training-card{padding:28px;background:var(--bg-card);border-radius:var(--radius);border:1px solid var(--border)}
.training-card h3{font-size:1.1rem;margin-bottom:16px;color:var(--text)}
.training-card p{color:var(--text-light);font-size:0.9rem;margin-bottom:12px;line-height:1.6}
.training-card strong{color:var(--text);font-weight:600}
.comparison-section{padding:60px 0;background:var(--bg-card)}
.comparison-table{overflow-x:auto;margin-top:24px}
.comparison-table table{width:100%;border-collapse:collapse;background:var(--bg);border-radius:var(--radius);overflow:hidden}
.comparison-table th,.comparison-table td{padding:16px;text-align:left;border-bottom:1px solid var(--border)}
.comparison-table th{background:var(--primary);color:#fff;font-weight:600;font-size:0.95rem}
.comparison-table td{color:var(--text-light);font-size:0.9rem}
.comparison-table td:nth-child(2){font-weight:700;color:var(--primary)}
.comparison-table tr:last-child td{border-bottom:none}
.comparison-table tr:hover{background:var(--bg-card)}
.faq-section{padding:60px 0}
.faq-list{max-width:900px;margin:24px auto 0;display:flex;flex-direction:column;gap:14px}
.faq-item{background:var(--bg-card);border-radius:var(--radius);border:1px solid var(--border);overflow:hidden;transition:all 0.2s}
.faq-item:hover{border-color:var(--primary)}
.faq-item summary{padding:18px 24px;font-weight:600;cursor:pointer;list-style:none;display:flex;justify-content:space-between;align-items:center;font-size:1rem}
.faq-item summary::after{content:"+";font-size:1.5rem;color:var(--primary);font-weight:300;transition:transform 0.2s}
.faq-item[open] summary::after{content:"−";transform:rotate(180deg)}
.faq-item p{padding:0 24px 18px;color:var(--text-light);font-size:0.95rem;line-height:1.7;margin-bottom:10px}
.faq-item p:last-child{margin-bottom:0}
.faq-item strong{color:var(--text);font-weight:600}
.related-tests{padding:60px 0;background:var(--bg-card)}
.tests-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:20px}
.test-link-card{text-decoration:none;padding:24px;background:var(--bg);border-radius:var(--radius);border:1px solid var(--border);text-align:center;transition:all 0.3s;display:block}
.test-link-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg);border-color:var(--primary)}
.test-link-card .test-icon{font-size:2.5rem;margin-bottom:12px}
.test-link-card h3{font-size:1rem;margin-bottom:8px;color:var(--text)}
.test-link-card p{color:var(--text-muted);font-size:0.85rem;line-height:1.5}
.footer{background:var(--text);color:#fff;padding:50px 0 24px}
.footer-content{display:flex;justify-content:space-between;padding-bottom:32px;border-bottom:1px solid rgba(255,255,255,0.1);gap:40px}
.footer-info{flex:1;max-width:400px}
.footer-info img{border-radius:8px;margin-bottom:12px}
.footer-info p{opacity:0.8;font-size:0.9rem;line-height:1.6;margin-bottom:8px}
.footer-desc{font-size:0.85rem!important}
.footer-links{display:flex;gap:60px}
.footer-col h4{font-size:0.95rem;margin-bottom:12px;opacity:0.9}
.footer-col a{display:block;color:#fff;text-decoration:none;opacity:0.7;font-size:0.85rem;margin-bottom:8px;transition:opacity 0.2s}
.footer-col a:hover{opacity:1}
.footer-bottom{padding-top:24px;text-align:center;font-size:0.8rem;opacity:0.6}
.footer-bottom a{color:#fff;text-decoration:none;transition:opacity 0.2s}
.footer-bottom a:hover{opacity:1}
.footer-bottom p{margin-bottom:6px}
@media(max-width:1024px){.info-grid,.features-grid,.training-grid{grid-template-columns:repeat(2,1fr)}.tests-grid{grid-template-columns:repeat(3,1fr)}.dash-row:nth-child(1){grid-template-columns:repeat(2,1fr)}.dash-row:nth-child(2),.dash-row.chart-row{grid-template-columns:1fr}}
@media(max-width:768px){.nav{display:none}.info-grid,.features-grid,.training-grid,.tests-grid,.dash-row:nth-child(1),.dash-row:nth-child(2),.dash-row.chart-row{grid-template-columns:1fr}.mode-selector{flex-direction:column;align-items:stretch}.mode-options{margin-left:0;justify-content:center}.quick-stats{flex-direction:column;gap:12px}.qs-divider{width:60px;height:1px}.header .container{height:52px}.footer-content{flex-direction:column}.footer-links{flex-direction:column;gap:24px}.comparison-table{font-size:0.85rem}.comparison-table th,.comparison-table td{padding:10px}.science-hero{flex-direction:column;text-align:center}.science-img{width:100%;max-width:400px;height:auto}}