.bottomNav{grid-template-columns:repeat(4,1fr);padding-left:16px;padding-right:16px}.v45Dashboard{display:flex;flex-direction:column;gap:10px}.v45Countdown,.v45Progress,.v45Coach,.v45Subject,.v45Resume,.v45MockEntry,.v45PaperList button,.v45TypeList button,.v45Case,.v45Explain,.v45Confirm,.v45Info{background:#fff;border:1px solid var(--line);border-radius:17px}.v45Countdown{padding:18px}.v45Countdown>div{display:flex;align-items:baseline;gap:7px}.v45Countdown span{font-size:13px;color:var(--muted);margin-right:auto}.v45Countdown b{font-size:38px;line-height:1;color:var(--primary)}.v45Countdown em{font-style:normal;font-size:14px;color:var(--muted)}.v45Countdown p{margin:9px 0 0;color:var(--muted);font-size:13px}.v45Progress{padding:16px}.v45Progress>div:first-child{display:flex;justify-content:space-between;gap:12px}.v45Progress>div:first-child b{font-size:15px}.v45Progress>div:first-child span{font-size:12px;color:var(--muted)}.v45Meter{height:7px;background:#edf0f5;border-radius:99px;overflow:hidden;margin-top:12px}.v45Meter i{display:block;height:100%;border-radius:99px;background:var(--primary)}.v45Mini{display:grid;grid-template-columns:repeat(3,1fr);gap:6px;margin-top:12px}.v45Mini span{font-size:11px;color:var(--muted);text-align:center}.v45Mini b{display:block;color:var(--text);font-size:14px;margin-top:3px}.v45Coach{padding:15px;background:#f8faff;border-color:#dbe5ff}.v45Coach b{font-size:14px}.v45Coach p{margin:6px 0 0;font-size:12px;line-height:1.65;color:var(--muted)}.v45Coach.good{background:#f4fbf8;border-color:#d3eee3}.v45Coach.urgent{background:#fff9ed;border-color:#f0dfb9}.v45Subject{padding:16px;margin-bottom:10px}.v45Subject>div:first-child{display:flex;flex-direction:column;gap:4px;padding-right:54px;position:relative}.v45Subject>div:first-child b{font-size:15px}.v45Subject>div:first-child span{font-size:12px;color:var(--muted)}.v45Subject>em{float:right;margin-top:-38px;font-style:normal;color:var(--primary);font-size:13px;font-weight:750}.v45Subject button{width:100%;height:43px;border:0;border-radius:12px;background:var(--primary);color:#fff;font-weight:750;margin-top:13px}.v45Quick{margin-bottom:12px}.v45Resume,.v45MockEntry{width:100%;border:0;background:#17191f;color:#fff;padding:15px 16px;display:flex;align-items:center;justify-content:space-between;text-align:left;margin-top:12px}.v45Resume b,.v45MockEntry b{display:block;font-size:15px}.v45Resume span,.v45MockEntry span{display:block;margin-top:5px;font-size:12px;color:#c7cad1}.v45Resume strong,.v45MockEntry strong{font-size:12px}.v45TypeList,.v45PaperList{display:flex;flex-direction:column;gap:9px}.v45TypeList button,.v45PaperList button{width:100%;padding:15px;text-align:left;display:flex;align-items:center;justify-content:space-between;gap:12px}.v45TypeList b,.v45PaperList b{display:block;font-size:15px}.v45TypeList span,.v45PaperList span{display:block;color:var(--muted);font-size:12px;margin-top:4px}.v45PaperList em{font-style:normal;color:var(--primary);font-size:12px;font-weight:750}.v45Practice{padding-bottom:94px}.v45SessionTop{display:grid;grid-template-columns:auto 1fr auto;gap:10px;align-items:center;margin-bottom:12px}.v45SessionTop>button:first-child{height:42px;min-width:64px;border:1px solid var(--line);background:#fff;border-radius:12px}.v45SessionTop>button:first-child b{font-size:17px}.v45SessionTop>button:first-child span{font-size:11px;color:var(--muted)}.v45SessionTop>div b{display:block;font-size:13px}.v45SessionTop>div span{display:block;font-size:11px;color:var(--muted);margin-top:3px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.v45SessionTop>button:last-child{border:0;background:transparent;font-size:23px;color:#9a9fa9}.v45SessionTop>button:last-child.on{color:#f0a500}.v45Case{padding:15px;margin-bottom:12px;background:#f8f9fc}.v45Case>div{display:flex;justify-content:space-between;gap:12px;align-items:center}.v45Case>div b{font-size:13px}.v45Case>div span{font-size:11px;color:var(--muted)}.v45Case p{margin:9px 0 0;font-size:14px;line-height:1.85;color:#303641;white-space:pre-wrap}.v45Question h1{font-size:19px}.v45Explain{padding:14px;margin-top:10px;background:#fafbfe}.v45Explain>b{display:block;font-size:13px}.v45Explain>p{font-size:13px;line-height:1.7;margin:7px 0 0}.v45Explain>div{display:flex;flex-direction:column;gap:7px;margin-top:10px}.v45Explain>div span{display:grid;grid-template-columns:26px 1fr;gap:7px;font-size:12px;line-height:1.6;color:var(--muted)}.v45Explain>div span b{color:var(--text)}.v45NavBar{position:fixed;z-index:36;bottom:0;left:50%;transform:translateX(-50%);width:min(520px,100%);padding:10px 12px calc(10px + env(safe-area-inset-bottom));display:grid;grid-template-columns:82px 82px 1fr;gap:8px;background:rgba(246,247,249,.97);backdrop-filter:blur(15px);border-top:1px solid var(--line)}.v45NavBar button{height:48px;border:1px solid var(--line);border-radius:13px;background:#fff;font-weight:720}.v45NavBar button.primary{background:var(--primary);border-color:var(--primary);color:#fff}.v45NavBar button:disabled{opacity:.38}.v45PaletteBack{position:fixed;z-index:150;inset:0;background:rgba(20,24,32,.42);display:flex;align-items:flex-end;justify-content:center}.v45Palette,.v45Confirm,.v45Info{width:min(520px,100%);max-height:82vh;overflow:auto;border-radius:22px 22px 0 0;padding:18px 16px calc(22px + env(safe-area-inset-bottom));box-shadow:0 -20px 60px rgba(0,0,0,.18)}.v45PaletteHead{display:flex;align-items:flex-start;justify-content:space-between;gap:12px;margin-bottom:14px}.v45PaletteHead b{display:block;font-size:17px}.v45PaletteHead span{display:block;color:var(--muted);font-size:12px;margin-top:4px}.v45PaletteHead button{width:34px;height:34px;border:0;border-radius:50%;background:#f0f1f4;font-size:20px}.v45NumberGrid,.v45ReviewGrid{display:grid;grid-template-columns:repeat(6,1fr);gap:8px;margin-bottom:14px}.v45NumberGrid button,.v45ReviewGrid button{aspect-ratio:1;border:1px solid var(--line);background:#fff;border-radius:10px;font-size:12px}.v45NumberGrid button.done,.v45ReviewGrid button.done{background:var(--good-bg);border-color:#82cbb0}.v45NumberGrid button.skip,.v45ReviewGrid button.skip{background:var(--warn-bg);border-color:#e3c979;color:var(--warn)}.v45NumberGrid button.current{background:#17191f;color:#fff;border-color:#17191f}.v45Finish{text-align:center;padding:22px 2px}.v45Finish h1{font-size:32px;margin:0}.v45Finish p{color:var(--muted);font-size:13px}.v45ScoreNote{padding:13px;border-radius:13px;background:#fff;border:1px solid var(--line);font-size:12px;line-height:1.65;color:var(--muted);margin:14px 0}.v45AutoNote{display:block;color:var(--muted);font-size:11px;margin:8px 0 12px}.meCard.danger{border-color:#f0d4d4;background:#fffafa}.meCard.danger p{font-size:12px;color:var(--muted);line-height:1.65}.v45Reset{width:100%;height:44px;border:1px solid #e1a1a1;border-radius:12px;background:#fff1f1;color:#b72e2e;font-weight:750}.v45Confirm h2,.v45Info h2{margin:0 0 10px;font-size:20px}.v45Confirm p,.v45Info p{font-size:13px;line-height:1.75;color:var(--muted)}.v45Confirm .v45Reset{margin:10px 0}.v45Info a{display:block;color:var(--primary);font-weight:700;text-decoration:none;font-size:13px;margin:12px 0}.v45HomeLink{text-align:center}.sectionTitle{margin-top:20px}@media(max-width:360px){.v45Mini{grid-template-columns:1fr}.v45NavBar{grid-template-columns:70px 70px 1fr;gap:6px}.v45NumberGrid,.v45ReviewGrid{grid-template-columns:repeat(5,1fr)}}