:root{--navy:#1e3a5f;--navy2:#2d5a8e;--bg:#eef2f7;--card:#fff;--line:#d6dde8;--txt:#1f2937;--mut:#6b7280;--yel:#fff3b0;--ora:#e67e22;--grn:#15803d;--red:#c0392b;--blu:#2e86c1;font-family:Malgun Gothic,Apple SD Gothic Neo,system-ui,sans-serif}*{box-sizing:border-box;margin:0;padding:0}html,body,#root{height:100%}body{background:var(--bg);color:var(--txt);-webkit-text-size-adjust:100%;font-size:16px;line-height:1.5}button{font:inherit;color:inherit;cursor:pointer;background:0 0;border:0}a{color:inherit;text-decoration:none}h1{font-size:20px}h3{color:var(--navy);margin:10px 0 6px;font-size:14px}small,.sm{color:var(--mut);font-size:12.5px}mark{background:var(--yel);border-radius:3px;padding:0 2px;font-weight:700}.app{min-height:100%;display:flex}.nav{z-index:20;border-top:1px solid var(--line);padding-bottom:env(safe-area-inset-bottom);background:#fff;display:flex;position:fixed;bottom:0;left:0;right:0}.nav .brand{display:none}.nav button{color:var(--mut);flex:1;padding:8px 0 7px;font-size:12px}.nav button b{font-size:20px;line-height:1.2;display:block}.nav button.on{color:var(--navy);font-weight:800}main{flex:1;min-width:0;padding-bottom:76px}.page{max-width:1100px;margin:0 auto;padding:14px}.page.center{text-align:center;padding-top:90px}.page.center h2{margin-bottom:8px}.hero{background:linear-gradient(135deg, var(--navy), var(--navy2));color:#fff;border-radius:16px;margin-bottom:12px;padding:16px}.hero .sm{color:#cfe0f5}.dday{font-size:30px;font-weight:800}.dday small{color:#cfe0f5;margin-left:6px;font-size:13px;font-weight:500}.prog{background:#dfe6ef;border-radius:6px;height:8px;margin:10px 0 8px;overflow:hidden}.hero .prog{background:#ffffff40}.prog i{background:#f5c542;border-radius:6px;height:100%;display:block}.review .prog i{background:var(--blu)}.cta{background:var(--grn);color:#fff;border-radius:14px;width:100%;margin-bottom:12px;padding:15px;font-size:17px;font-weight:800}.cta small{color:#d7f3e1;margin-top:2px;font-weight:500;display:block}.filters,.tabs,.secs{flex-wrap:wrap;align-items:center;gap:6px;margin-bottom:10px;display:flex}.filters .sp{flex:1}.chip{border:1.5px solid var(--line);background:#fff;border-radius:999px;padding:4px 13px;font-size:13.5px;font-weight:700}.chip.on{background:var(--navy);color:#fff;border-color:var(--navy)}.badge{color:#fff;border-radius:8px;flex:none;justify-content:center;align-items:center;width:28px;height:28px;font-weight:800;display:inline-flex}.badge.tS{background:var(--red)}.badge.tA{background:var(--ora)}.badge.tB{background:var(--blu)}.badge.tC{background:#7f8c8d}.list{background:var(--card);border:1px solid var(--line);border-radius:14px;list-style:none;overflow:hidden}.list li+li{border-top:1px solid var(--line)}.row{text-align:left;align-items:center;gap:12px;width:100%;padding:13px 14px;display:flex}.row:hover{background:#f4f8ff}.row .grow{flex:1;min-width:0}.row b,.row small{display:block}.arrow{color:var(--mut);font-size:22px}.empty{text-align:center;color:var(--mut);padding:20px}.foot{text-align:center;color:var(--mut);margin-top:14px;font-size:12px}.back{color:var(--navy);padding:4px 0 8px;font-weight:700}.dh{align-items:center;gap:12px;margin-bottom:12px;display:flex}.split{display:block}.sheet{border:1px solid var(--line);background:#fff;border-radius:10px;width:100%;position:relative;overflow:hidden}.sheet img{width:100%;height:100%;display:block}.hl{border:3px solid var(--ora);pointer-events:none;background:#ffe04a38;border-radius:8px;transition:all .25s;position:absolute}.side{margin-top:12px}.secs .chip{padding:3px 10px;font-size:12.5px}.panel{background:var(--card);border:1px solid var(--line);border-radius:12px;margin-bottom:10px;padding:12px}.panel .ref{color:#9a3412;margin-bottom:4px;font-size:13.5px;font-weight:800}.kws{flex-wrap:wrap;gap:6px;display:flex}.kw{background:#fff7d6;border:1.5px solid #f2d66b;border-radius:10px;padding:4px 10px;font-size:14px;font-weight:700}.law{border:1px solid var(--line);background:#fafbfd;border-radius:10px;margin-top:10px;padding:10px 12px;font-size:14.5px}.law p{margin-top:4px}.lref{color:var(--navy);font-weight:800}.lref small{margin-left:8px;font-weight:500}.btns{flex-wrap:wrap;gap:8px;margin:10px 0;display:flex}.primary{background:var(--grn);color:#fff;border-radius:10px;padding:10px 16px;font-weight:800}.btn{background:var(--blu);color:#fff;border-radius:10px;padding:10px 16px;font-weight:800}.meta{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:10px 12px;font-size:14px}.meta summary{cursor:pointer;font-weight:700}.meta p,.meta ul{margin:6px 0 0}.meta ul{padding-left:20px}.link{color:var(--blu);margin-top:6px;font-weight:700}.rtop{color:var(--mut);justify-content:space-between;align-items:center;display:flex}.rcard{background:var(--card);border:1px solid var(--line);border-radius:16px;min-height:280px;padding:18px;box-shadow:0 4px 14px #0000000f}.tag{color:var(--navy);background:#e8f0fb;border-radius:6px;margin-left:4px;padding:1px 7px;font-size:12px;font-weight:700}.q{margin:14px 0 16px;font-size:20px;font-weight:800;line-height:1.45}.reveal{background:var(--navy);color:#fff;border-radius:12px;width:100%;margin-top:30px;padding:14px;font-weight:800}.ans{background:#f0f9f4;border:1.5px solid #86efac;border-radius:12px;padding:12px 14px}.ans ul{padding-left:20px}.ans li{margin:4px 0;font-weight:700}.ans .ref{color:var(--grn);margin-top:8px;font-size:14px;font-weight:700}.ans details{margin-top:8px;font-size:14px}.ans summary{cursor:pointer;font-weight:700}.grades{grid-template-columns:repeat(4,1fr);gap:8px;margin-top:14px;display:grid}.grades button{color:#fff;border-radius:12px;padding:11px 2px;font-weight:800}.grades small{color:#ffffffe6;font-weight:500;display:block}.g0{background:var(--red)}.g1{background:var(--ora)}.g2{background:var(--blu)}.g3{background:var(--grn)}.search{width:100%;font:inherit;border:1.5px solid var(--line);border-radius:12px;margin:10px 0;padding:12px 14px}.warn{background:#fff7ed;border:1.5px solid #fdba74;border-radius:12px;margin-bottom:12px;padding:10px 12px;font-size:14px}@media (width>=900px){.nav{border-top:0;border-right:1px solid var(--line);flex-direction:column;gap:6px;width:200px;height:100vh;padding:18px 12px;position:sticky;top:0}.nav .brand{color:var(--navy);margin-bottom:14px;font-size:17px;font-weight:800;display:block}.nav .brand small{font-weight:500;display:block}.nav button{text-align:left;border-radius:10px;flex:none;align-items:center;gap:10px;padding:10px 12px;font-size:15px;display:flex}.nav button b{font-size:18px;display:inline}.nav button.on{background:#e8f0fb}main{padding-bottom:20px}.page{padding:22px 28px}.split{grid-template-columns:minmax(380px,46%) 1fr;align-items:start;gap:22px;display:grid}.viewer{position:sticky;top:14px}.side{margin-top:0}.hero{grid-template-columns:1fr 1fr;align-items:center;gap:14px;display:grid}.hero .prog{margin:0}}.login{max-width:460px;padding-top:40px}.brandbig{color:var(--navy);text-align:center;margin-bottom:18px;font-size:24px;font-weight:800}.brandbig small{color:var(--mut);margin-top:4px;font-size:13px;font-weight:500;display:block}.login .search{margin:6px 0}.wide{text-align:center;width:100%;margin-top:8px;display:block}.msg{color:#9a3412;margin-top:8px;font-size:14px}.or{text-align:center;color:var(--mut);margin:12px 0 4px;font-size:13px}.fbbtn{color:var(--mut);border:1px solid var(--line);background:#fff;border-radius:8px;padding:6px 10px;font-size:13px;font-weight:700}.modal{z-index:50;background:#00000073;justify-content:center;align-items:center;padding:16px;display:flex;position:fixed;inset:0}.mbox{background:#fff;border-radius:14px;width:100%;max-width:440px;padding:16px}.mbox textarea{width:100%;font:inherit;border:1.5px solid var(--line);border-radius:10px;margin-top:8px;padding:10px}.rtop{gap:8px}.video{aspect-ratio:16/9;background:#000;border-radius:10px;width:100%;position:relative;overflow:hidden}.video iframe{border:0;width:100%;height:100%;position:absolute;inset:0}