:root{color-scheme:light dark;--bg:#fff;--text:#2b3036;--muted:#68737d;--line:#e9ecef;--soft:#f6f7f9;--link:#1f6feb;--tag-bg:#eef3fb;--tag-text:#3b5b8c;--green:#25734d;--red:#b94646}
@media(prefers-color-scheme:dark){:root{--bg:#16181b;--text:#dee2e6;--muted:#9ba3ab;--line:#2a2e33;--soft:#1e2125;--link:#6ea8fe;--tag-bg:#1f2a3a;--tag-text:#a9c3ea;--green:#8ec9aa;--red:#e8a2a2}}
*,*::before,*::after{box-sizing:border-box}html{font-size:17px;scroll-behavior:smooth;scroll-padding-top:24px}body{margin:0;background:var(--bg);color:var(--text);font-family:Pretendard,'Apple SD Gothic Neo','Segoe UI',sans-serif;line-height:1.75;-webkit-font-smoothing:antialiased}a{color:var(--link);text-decoration:none}a:hover{text-decoration:underline}button,input,select{font:inherit}button{cursor:pointer}button:disabled{opacity:.4;cursor:default}:focus-visible{outline:2px solid var(--link);outline-offset:4px}.top,main,footer{max-width:1120px;margin:0 auto;padding-left:24px;padding-right:24px}.masthead-wrap{border-bottom:1px solid var(--line)}.top{display:flex;align-items:center;justify-content:space-between;gap:24px;min-height:100px;padding-top:22px;padding-bottom:22px}.brand{display:flex;align-items:center;gap:16px;color:var(--text);font-weight:700;font-size:24px;letter-spacing:-.01em}.brand:hover{text-decoration:none}.brand img{width:56px;height:56px;border-radius:14px}nav{display:flex;gap:4px}nav a{font-size:15px;color:var(--muted);padding:6px 12px;border-radius:8px}nav a.active,nav a:hover{background:var(--soft);color:var(--text);text-decoration:none}nav a.active{font-weight:600}.hero{margin:40px 0 28px}.hero-heading{display:flex;align-items:center;gap:24px}.app-icon{width:80px;height:80px;border-radius:20px;background:var(--tag-bg);color:var(--link);display:grid;place-items:center;flex:none}.app-icon svg{width:45px;height:45px}h1{font-size:30px;line-height:1.4;letter-spacing:-.01em;margin:0;font-weight:700}h1 small{font-size:17px;font-weight:400;color:var(--muted);margin-left:8px}.intro{font-size:16px;color:var(--muted);margin:6px 0 8px}.hero-links{display:flex;gap:18px;font-size:15px;font-weight:600}.live{display:flex;align-items:center;flex-wrap:wrap;gap:8px 18px;margin-bottom:20px;font-size:13px;color:var(--muted)}.live-top{display:flex;align-items:center;gap:8px}.live-top>span:nth-child(2){font-weight:600;color:var(--text)}.dot{width:6px;height:6px;background:var(--green);border-radius:50%}.chip{font-size:12px;background:var(--tag-bg);color:var(--tag-text);padding:2px 9px;border-radius:12px}.update-info{display:flex;align-items:center;gap:12px}.live small{font-size:12px;margin-left:auto}.text-button{background:none;border:0;color:var(--link);padding:3px 0;font-size:13px;font-weight:500}.text-button:hover{text-decoration:underline}.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;margin-bottom:36px}.stats>div{display:flex;flex-direction:column-reverse;align-items:flex-start;background:var(--soft);border-radius:12px;padding:16px 20px}.stats span{font-size:13px;color:var(--muted);margin-top:4px}.stats strong{font-size:28px;line-height:1.2;font-weight:700;font-variant-numeric:tabular-nums}.section-title{display:flex;align-items:baseline;justify-content:space-between;gap:16px;margin-bottom:18px}.section-title h2{font-size:20px;font-weight:700;margin:0}.section-title>span{font-size:13px;color:var(--muted)}.toolbar{display:grid;grid-template-columns:1.6fr .8fr 1fr 1.35fr;gap:12px}.toolbar label{min-width:0}.toolbar label>span{display:block;font-size:13px;font-weight:500;color:var(--muted);margin-bottom:6px}input[type=search],select{width:100%;height:44px;border:1px solid var(--line);border-radius:8px;background:var(--bg);color:var(--text);padding:9px 11px;font-size:14px}input::placeholder{color:var(--muted)}input[type=search]:hover,select:hover{border-color:var(--muted)}.filters{display:flex;align-items:center;gap:10px 16px;flex-wrap:wrap;margin:16px 0}.filters label{display:flex;align-items:center;gap:6px;cursor:pointer;font-size:13px;color:var(--muted);padding:5px 9px;border-radius:8px;background:var(--soft)}.filters label:has(input:checked){background:var(--tag-bg);color:var(--tag-text)}input[type=checkbox]{accent-color:var(--link);width:15px;height:15px;margin:0}.filters #reset{margin-left:auto}.notice{font-size:12px;color:var(--muted);line-height:1.7;margin:16px 0}.mobile-hint{display:none}.table-wrap{overflow:auto;border:1px solid var(--line);border-radius:12px}table{width:100%;border-collapse:collapse;text-align:right;white-space:nowrap}th{background:var(--soft);font-size:12px;font-weight:500;color:var(--muted);padding:13px 12px;border-bottom:1px solid var(--line)}th:nth-child(2),td:nth-child(2){text-align:left}td{padding:17px 12px;border-bottom:1px solid var(--line);font-size:14px;font-variant-numeric:tabular-nums}tbody tr:last-child td{border-bottom:0}tbody tr:hover{background:var(--soft)}td:first-child{width:38px;padding:12px 6px 12px 10px}.course-title{font-size:16px;line-height:1.5;font-weight:600;white-space:normal;min-width:230px;max-width:380px;letter-spacing:-.01em}.badge{display:inline-block;vertical-align:1px;font-size:11px;line-height:1.7;background:var(--tag-bg);color:var(--tag-text);font-weight:400;border-radius:5px;padding:1px 6px;margin-right:7px}.meta{font-size:12px;color:var(--muted);white-space:normal;min-width:230px;max-width:380px;line-height:1.65;margin-top:4px}.flags{display:flex;gap:5px;margin-top:6px}.flags span{border:1px solid var(--line);font-size:11px;color:var(--muted);padding:0 6px;border-radius:5px}.star{border:0;background:none;color:var(--muted);font-size:23px;padding:4px;line-height:1.2}.star[aria-pressed=true]{color:var(--link)}.ratio{display:block}.bar{display:block;width:50px;height:3px;background:var(--line);border-radius:3px;margin:5px 0 0 auto;overflow:hidden}.bar i{height:100%;display:block;background:var(--link)}.over{color:var(--red)}.over .bar i{background:var(--red)}.positive{color:var(--green)}.empty{text-align:center;padding:56px 24px;color:var(--muted);font-size:14px}.empty[hidden]{display:none}.pagination{display:flex;align-items:center;justify-content:center;gap:24px;margin-top:20px;font-size:13px;color:var(--muted)}.pagination button{background:var(--bg);color:var(--text);border:1px solid var(--line);border-radius:8px;padding:6px 14px;font-size:13px}.pagination button:hover:not(:disabled){background:var(--soft)}.guide{margin:44px 0}.guide-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}.guide article{border:1px solid var(--line);border-radius:14px;padding:18px}.eyebrow{color:var(--link);font-size:12px;font-weight:600}.guide h3{font-size:16px;line-height:1.5;margin:7px 0 8px}.guide p{font-size:13px;line-height:1.8;color:var(--muted);margin:0}footer{border-top:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;gap:24px;padding-top:22px;padding-bottom:28px;font-size:13px;color:var(--muted)}.footer-name{white-space:nowrap}.footer-name span{display:block;font-size:12px}footer p{font-size:12px;line-height:1.8;margin:0}footer>a{font-weight:500}.warning{color:var(--red)}.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0,0,0,0)}
@media(max-width:1000px){.toolbar{grid-template-columns:1fr 1fr}.search,.sort{grid-column:1/-1}.live small{margin-left:0}.filters #reset{margin-left:0}.guide-grid{gap:12px}nav a{padding:6px 10px}}
@media(max-width:640px){.top,main,footer{padding-left:16px;padding-right:16px}.top{flex-wrap:wrap;gap:14px;padding-top:16px;padding-bottom:16px}.brand{font-size:21px;gap:12px}.brand img{width:44px;height:44px;border-radius:12px}nav{width:100%;gap:2px}nav a{font-size:14px;padding:5px 10px}.hero{margin:28px 0 22px}.hero-heading{gap:16px}.app-icon{width:64px;height:64px;border-radius:16px}.app-icon svg{width:37px;height:37px}h1{font-size:25px}h1 small{display:block;font-size:14px;margin:1px 0 0}.intro{font-size:14px;line-height:1.6;margin:7px 0}.hero-links{font-size:14px}.live{font-size:12px;gap:6px}.live-top,.update-info{width:100%}.live small{font-size:11px}.stats{grid-template-columns:1fr 1fr;gap:8px;margin-bottom:28px}.stats>div{padding:14px 16px}.stats strong{font-size:25px}.stats span{font-size:12px}.section-title h2{font-size:18px}.section-title>span{font-size:12px}.toolbar{gap:10px}.filters{gap:8px}.filters label{font-size:12px;padding:6px 8px}.filters #reset{margin-left:0}.notice{font-size:12px}.mobile-hint{display:block;color:var(--muted);font-size:12px;margin:10px 0}.table-wrap{border-radius:10px}.course-title{min-width:200px;max-width:260px;font-size:15px}.meta{min-width:200px;max-width:260px}.guide-grid{grid-template-columns:1fr}.guide{margin:32px 0}.guide article{padding:16px 18px}footer{flex-wrap:wrap;gap:14px}footer p{order:3;width:100%}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}}