:root{--bg: #0f1117;--bg2: #171a22;--card: #1b1f2a;--card2: #222633;--line: #2b3040;--text: #e6e8ee;--muted: #9aa3b2;--faint: #6b7385;--accent: #c9a227;--accent2: #e0b94a;--ok: #3fb27f;--warn: #e0a23a;--bad: #e5604d;--cat-a: #c9a227;--cat-b: #5b8def;--cat-c: #9b6ef3;--cat-d: #3fb27f;--cat-e: #e07a5f;--cat-x: #6b7385;--radius: 12px;--shadow: 0 6px 24px rgba(0,0,0,.35);--font: "Inter", system-ui, sans-serif;--display: "Space Grotesk", var(--font)}[data-theme=light]{--bg: #f4f5f8;--bg2: #eceef3;--card: #ffffff;--card2: #f7f8fb;--line: #dde1e9;--text: #1a1d26;--muted: #5b6373;--faint: #8a91a1;--shadow: 0 6px 20px rgba(20,30,60,.08)}*{box-sizing:border-box}html,body,#root{height:100%;margin:0}body{background:var(--bg);color:var(--text);font-family:var(--font);-webkit-font-smoothing:antialiased}.boot{display:grid;place-items:center;height:100vh;color:var(--muted)}.app{display:flex;flex-direction:column;height:100vh}h1,h2{font-family:var(--display);margin:0}button{font-family:inherit;cursor:pointer}.accent{color:var(--accent)}.topbar{display:flex;align-items:center;justify-content:space-between;padding:12px 20px;border-bottom:1px solid var(--line);background:var(--bg2)}.brand{display:flex;align-items:center;gap:12px}.brand-mark{width:38px;height:38px;border-radius:10px;background:linear-gradient(135deg,var(--accent),var(--accent2));color:#1a1407;font-family:var(--display);font-weight:700;font-size:22px;display:grid;place-items:center}.brand-text h1{font-size:18px}.tagline{margin:2px 0 0;font-size:12px;color:var(--muted)}.topbar-actions{display:flex;align-items:center;gap:10px}.icon-btn,.ghost-btn{background:var(--card);border:1px solid var(--line);color:var(--text);border-radius:9px;padding:7px 12px;font-size:13px}.icon-btn{width:36px;height:34px}.ghost-btn:hover,.icon-btn:hover{border-color:var(--accent)}.back-btn{font-size:18px;font-weight:700;line-height:1}.strict-toggle,.line-toggle{display:flex;align-items:center;gap:6px;font-size:13px;color:var(--muted)}.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:16px;margin-bottom:14px}.card-head{display:flex;align-items:baseline;justify-content:space-between;margin-bottom:12px}.card-head h2{font-size:15px}.hint{font-size:12px;color:var(--muted)}.empty-note,.term-empty{color:var(--faint);font-size:13px}.wizard{max-width:1080px;margin:0 auto;padding:24px 20px 60px;width:100%;overflow:auto}.wizard-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px}@media (max-width: 820px){.wizard-grid{grid-template-columns:1fr}}.course-input{width:100%;background:var(--card2);border:1px solid var(--line);color:var(--text);border-radius:9px;padding:9px 11px;font-size:14px}.course-input:focus{outline:none;border-color:var(--accent)}.course-input.wide{margin-bottom:10px}.prog-list{display:flex;flex-direction:column;gap:4px;max-height:320px;overflow:auto}.prog-row{display:flex;align-items:center;justify-content:space-between;gap:8px;text-align:left;background:var(--card2);border:1px solid transparent;color:var(--text);border-radius:8px;padding:8px 10px;font-size:13px}.prog-row:hover{border-color:var(--accent)}.prog-name{flex:1}.prog-tags{display:flex;gap:5px;align-items:center}.deg{font-size:11px;color:var(--faint);font-weight:600}.badge{font-size:10px;padding:1px 6px;border-radius:999px;font-weight:600}.badge.draft{background:#e0a23a29;color:var(--warn)}.badge.ok{background:#3fb27f2e;color:var(--ok)}.badge.none{background:var(--line);color:var(--faint)}.chip-row{display:flex;flex-wrap:wrap;gap:6px;margin:8px 0}.prog-chip,.course-chip{background:var(--card2);border:1px solid var(--line);border-radius:999px;padding:5px 10px;font-size:12px;cursor:pointer}.prog-chip.active{background:#c9a22729;border-color:var(--accent);color:var(--accent2)}.course-chip b{color:var(--accent2)}.constraint-row{display:flex;gap:14px;flex-wrap:wrap;margin-bottom:12px}.field{display:flex;flex-direction:column;gap:5px;font-size:12px;color:var(--muted)}.field input{background:var(--card2);border:1px solid var(--line);color:var(--text);border-radius:8px;padding:8px 10px;font-size:14px}.field.checkbox{flex-direction:row;align-items:center;gap:7px}.completed-block{border-top:1px solid var(--line);padding-top:12px}.wizard-cta{display:flex;align-items:center;justify-content:flex-end;gap:16px;margin-top:6px}.primary-btn{background:linear-gradient(135deg,var(--accent),var(--accent2));color:#1a1407;border:none;border-radius:10px;padding:12px 20px;font-weight:700;font-size:15px}.primary-btn:disabled{opacity:.5;cursor:not-allowed}.disclaimer{font-size:11px;color:var(--faint);text-align:center;margin-top:18px}.course-search{position:relative}.search-pop{position:absolute;z-index:30;top:calc(100% + 4px);left:0;right:0;background:var(--card);border:1px solid var(--line);border-radius:9px;box-shadow:var(--shadow);max-height:260px;overflow:auto}.search-item{display:flex;gap:8px;align-items:baseline;padding:8px 10px;font-size:13px;cursor:pointer}.search-item:hover{background:var(--card2)}.si-code{font-weight:600;color:var(--accent2);min-width:74px}.si-title{flex:1;color:var(--muted);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.si-cr{color:var(--faint);font-size:12px}.board-layout{display:grid;grid-template-columns:1fr 320px;gap:16px;padding:14px 18px;flex:1;min-height:0}.board-main{display:flex;flex-direction:column;min-width:0}.board-controls{display:flex;align-items:center;gap:16px;margin-bottom:10px;flex-wrap:wrap}.legend{display:flex;gap:12px;font-size:12px;color:var(--muted);margin-left:auto}.lg:before{content:""}.lg.prereq{color:var(--accent2)}.lg.coreq{color:var(--cat-b)}.lg.violated{color:var(--bad)}.board{position:relative;flex:1;overflow:auto;border:1px solid var(--line);border-radius:var(--radius);background:var(--bg2);padding:14px}.term-row{display:flex;gap:16px;align-items:flex-start;position:relative;z-index:2}.dep-svg{position:absolute;top:0;left:0;z-index:1;pointer-events:none;overflow:visible}.edge{stroke-width:1.6;opacity:.85}.edge.prereq{stroke:var(--accent2);stroke-dasharray:2 4}.edge.coreq{stroke:var(--cat-b);stroke-dasharray:7 4}.edge.violated{stroke:var(--bad)!important;stroke-width:2.4;opacity:1;stroke-dasharray:3 3}.edge.dim{opacity:.12}.edge.focus{opacity:1;stroke-width:2.4}.arrowhead{fill:var(--accent2)}.arrowhead-bad{fill:var(--bad)}.term-col{flex:0 0 196px;background:var(--card);border:1px solid var(--line);border-radius:11px;padding:10px;min-height:120px;transition:border-color .15s,background .15s}.term-col.over{border-color:var(--accent);background:var(--card2)}.term-head{display:flex;align-items:center;gap:8px;margin-bottom:7px}.term-name{font-family:var(--display);font-weight:600;font-size:13px;flex:1}.term-cr{font-size:12px;font-weight:600;padding:1px 7px;border-radius:999px}.term-cr.ok{background:#3fb27f29;color:var(--ok)}.term-cr.light{background:#e0a23a29;color:var(--warn)}.term-cr.heavy{background:#e5604d2e;color:var(--bad)}.load-meter{height:4px;border-radius:3px;background:var(--line);overflow:hidden;margin-bottom:10px}.load-meter span{display:block;height:100%}.load-meter.ok span{background:var(--ok)}.load-meter.light span{background:var(--warn)}.load-meter.heavy span{background:var(--bad)}.term-body{display:flex;flex-direction:column;gap:8px;min-height:40px}.term-empty{text-align:center;padding:14px 0;border:1px dashed var(--line);border-radius:8px}.course-card{position:relative;background:var(--card2);border:1px solid var(--line);border-left:3px solid var(--cat-x);border-radius:8px;padding:8px 9px;cursor:grab;-webkit-user-select:none;user-select:none}.course-card:active{cursor:grabbing}.course-card.cat-a{border-left-color:var(--cat-a)}.course-card.cat-b{border-left-color:var(--cat-b)}.course-card.cat-c{border-left-color:var(--cat-c)}.course-card.cat-d{border-left-color:var(--cat-d)}.course-card.cat-e{border-left-color:var(--cat-e)}.course-card.locked{background:var(--card)}.course-card.bad{border-color:var(--bad);box-shadow:0 0 0 1px var(--bad) inset;animation:shake .3s}.course-card.dragging{box-shadow:var(--shadow);cursor:grabbing;width:180px}@keyframes shake{0%,to{transform:translate(0)}25%{transform:translate(-3px)}75%{transform:translate(3px)}}.cc-main{display:flex;align-items:center;justify-content:space-between;gap:6px}.cc-code{font-weight:600;font-size:13px}.lock{font-size:10px;margin-left:4px}.cc-cr{font-size:12px;color:var(--faint);font-weight:600}.cc-title{font-size:11px;color:var(--muted);margin-top:2px;line-height:1.25}.cc-alts{display:flex;align-items:center;gap:4px;margin-top:5px;flex-wrap:wrap}.alt-label{font-size:10px;color:var(--faint)}.alt-pill{font-size:10px;padding:1px 6px;border-radius:999px;border:1px solid var(--line);background:var(--card);color:var(--muted)}.alt-pill:hover{border-color:var(--accent);color:var(--accent2)}.cc-flag{margin-top:6px;padding-top:6px;border-top:1px solid var(--line);display:flex;align-items:center;gap:6px}.flag-msg{font-size:10px;color:var(--bad);flex:1;line-height:1.2}.cc-actions{display:flex;gap:6px;margin-top:7px}.cc-btn{font-size:11px;padding:3px 8px;border-radius:6px;border:1px solid var(--line);background:var(--card);color:var(--text)}.cc-btn:hover{border-color:var(--accent)}.cc-btn.fix{color:var(--accent2);border-color:var(--accent)}.cc-btn.x{color:var(--faint)}.cc-btn.x.corner{position:absolute;top:6px;right:6px;padding:0 5px;line-height:18px;opacity:0}.course-card:hover .cc-btn.x.corner{opacity:1}.cc-btn:disabled{opacity:.3;cursor:not-allowed}.course-card.slot{background:repeating-linear-gradient(135deg,var(--card2),var(--card2) 8px,transparent 8px,transparent 16px);border-style:dashed;cursor:grab}.cc-icon{color:var(--accent)}.cc-text{flex:1}.cc-label{font-size:12px;font-weight:600}.cc-sub{font-size:10px;color:var(--faint)}.slot-pop{position:absolute;z-index:40;top:100%;left:0;width:280px;background:var(--card);border:1px solid var(--accent);border-radius:10px;box-shadow:var(--shadow);padding:12px;margin-top:4px}.slot-pop-head{display:flex;justify-content:space-between;align-items:center;margin-bottom:4px}.slot-note{font-size:10px;color:var(--muted);margin:2px 0 6px;line-height:1.35}.course-card.slot.constrained{border-color:var(--accent)}.course-card.slot.constrained .cc-sub{color:var(--accent2)}.cc-note{font-size:10px;color:var(--muted);margin-top:6px;padding-top:5px;border-top:1px dashed var(--line);line-height:1.35}.course-card.slot.track-slot{background:repeating-linear-gradient(135deg,rgba(201,162,39,.1),rgba(201,162,39,.1) 8px,transparent 8px,transparent 16px);border-color:var(--accent)}.track-slot .cc-icon{color:var(--accent2)}.track-options{display:flex;flex-direction:column;gap:4px;margin-top:8px}.track-pick{display:flex;justify-content:space-between;align-items:center;gap:6px;text-align:left;font-size:11px;padding:5px 8px;border-radius:7px;border:1px solid var(--line);background:var(--card);color:var(--text);cursor:pointer}.track-pick:hover{border-color:var(--accent);color:var(--accent2);background:var(--card2)}.track-arrow{color:var(--faint)}.track-pick:hover .track-arrow{color:var(--accent2)}.rail{overflow:auto}.feasibility{display:flex;align-items:center;gap:8px;font-weight:600;font-size:14px;margin-bottom:14px}.feasibility .status-dot{width:10px;height:10px;border-radius:50%}.feasibility.ok{color:var(--ok)}.feasibility.ok .status-dot{background:var(--ok)}.feasibility.warn{color:var(--warn)}.feasibility.warn .status-dot{background:var(--warn)}.ring-wrap{position:relative;width:132px;margin:0 auto}.credit-ring{width:132px;transform:rotate(-90deg)}.ring-track{fill:none;stroke:var(--line);stroke-width:9}.ring-value{fill:none;stroke:var(--accent);stroke-width:9;stroke-linecap:round;transition:stroke-dashoffset .5s}.ring-center{position:absolute;top:0;right:0;bottom:0;left:0;display:grid;place-content:center;text-align:center}.ring-center strong{font-family:var(--display);font-size:26px}.ring-center span{font-size:11px;color:var(--muted)}.credit-legend{display:flex;justify-content:center;gap:12px;margin-top:10px;font-size:11px;color:var(--muted)}.credit-legend b{color:var(--text)}.coverage-row{margin-bottom:12px}.cov-top{display:flex;justify-content:space-between;font-size:12px;margin-bottom:4px}.cov-name{font-weight:500}.cov-pct{color:var(--accent2);font-weight:600}.cov-bar{height:6px;background:var(--line);border-radius:4px;overflow:hidden}.cov-bar span{display:block;height:100%;background:linear-gradient(90deg,var(--accent),var(--accent2))}.issue{display:flex;gap:8px;padding:8px 0;border-bottom:1px solid var(--line);font-size:12px}.issue:last-child{border-bottom:none}.issue.ok-issue{color:var(--ok)}.issue.warn-issue{color:var(--warn)}.i-dot{width:18px;height:18px;border-radius:50%;background:var(--bad);color:#fff;display:grid;place-items:center;font-weight:700;font-size:11px;flex:0 0 auto}.i-code{font-weight:600}.i-msg{color:var(--muted);margin-top:1px}.toast{position:fixed;bottom:22px;left:50%;transform:translate(-50%) translateY(8px);background:var(--card);border:1px solid var(--accent);color:var(--text);padding:10px 18px;border-radius:10px;box-shadow:var(--shadow);font-size:13px;opacity:0;transition:all .2s;z-index:100}.toast.show{opacity:1;transform:translate(-50%) translateY(0)}.completed-add{display:flex;gap:10px;align-items:flex-end}.completed-add .course-search{flex:1}.cr-field{max-width:110px}.search-item.freeform{border-top:1px dashed var(--line);color:var(--accent, #6aa0ff)}.search-item.freeform .si-title{color:var(--muted)}.summer-tag{font-size:11px;color:var(--muted);font-weight:500}.term-add{display:flex;gap:6px;align-items:flex-start;margin-top:6px}.term-add .course-search{flex:1}.term-add-btn{width:100%;margin-top:6px;padding:5px 0;font-size:12px;border:1px dashed var(--line);border-radius:8px;background:transparent;color:var(--muted);cursor:pointer}.term-add-btn:hover{color:var(--text);border-color:var(--muted)}