@import url('https://fonts.googleapis.com/css2?family=DM+Mono:wght@400;500&family=Manrope:wght@400;500;600;700;800&family=Noto+Sans+SC:wght@400;500;700;900&display=swap');

:root{--ink:#1f2a26;--muted:#78837b;--line:#dce4dc;--paper:#f3f6ef;--panel:#fbfcf9;--green:#3f785f;--green-dark:#285443;--lime:#d9e85c;--coral:#e6755e;--yellow:#f4d36d;--shadow:0 16px 40px rgba(37,64,47,.08)}
*{box-sizing:border-box}body{margin:0;background:var(--paper);color:var(--ink);font-family:Manrope,'Noto Sans SC',sans-serif}button{font:inherit;cursor:pointer} .app-shell{min-height:100vh;display:flex}.sidebar{position:fixed;inset:0 auto 0 0;width:248px;padding:30px 22px 22px;background:#e8f0e6;border-right:1px solid #d6e2d5;display:flex;flex-direction:column}.brand{display:flex;gap:12px;align-items:center;padding:2px 8px 36px}.brand-mark{width:39px;height:39px;border-radius:13px;background:var(--ink);color:var(--lime);display:grid;place-items:center;font-weight:800;font-size:14px;letter-spacing:-1px}.brand strong,.brand span{display:block}.brand strong{font-size:14px;letter-spacing:.01em}.brand span{font-size:11px;color:var(--muted);margin-top:3px}.nav{display:grid;gap:7px}.nav-item{border:0;background:transparent;color:#64736a;text-align:left;padding:13px 14px;border-radius:13px;display:flex;gap:12px;align-items:center;font-size:13px;transition:.2s}.nav-item span{font-family:'DM Mono';font-size:16px;width:18px}.nav-item:hover{background:#dfe9dc;color:var(--ink)}.nav-item.active{background:var(--ink);color:white;box-shadow:0 8px 20px rgba(31,42,38,.12)}.sidebar-note{margin-top:auto;background:#f7faee;border:1px solid #dce8be;border-radius:17px;padding:17px 16px}.sidebar-note p{font-size:12px;line-height:1.6;margin:8px 0 0;color:#5d6c5f}.sidebar-footer{font:10px 'DM Mono';color:#8b9a8d;margin:18px 8px 0}.main-content{margin-left:248px;width:calc(100% - 248px);max-width:1400px;padding:30px 5vw 60px}.topbar{display:flex;justify-content:space-between;align-items:flex-start;margin-bottom:30px}.eyebrow{font:500 10px 'DM Mono',monospace;letter-spacing:.14em;color:#7d8e80;text-transform:uppercase}.topbar h1{font-size:27px;margin:8px 0 0;letter-spacing:-.04em}.top-actions{display:flex;align-items:center;gap:16px}.ghost-button{background:transparent;border:1px solid var(--line);border-radius:9px;color:#718076;padding:9px 12px;font-size:12px}.avatar{width:34px;height:34px;border-radius:50%;display:grid;place-items:center;background:var(--green);color:#fff;font-weight:800;font-size:13px}.view{display:none}.view.active{display:block}.hero-grid{display:grid;grid-template-columns:1fr 260px;align-items:center;min-height:250px;background:var(--ink);border-radius:25px;padding:35px 46px;color:white;box-shadow:var(--shadow);position:relative;overflow:hidden}.hero-grid:after{content:"";position:absolute;width:340px;height:340px;border-radius:50%;background:rgba(217,232,92,.1);right:100px;top:-210px}.hero-copy{position:relative;z-index:1}.hero-copy .eyebrow{color:#b3c3b7}.hero-copy h2{font-size:39px;line-height:1.12;letter-spacing:-.06em;margin:11px 0 12px}.hero-copy p{color:#c5d0c6;font-size:13px;max-width:500px;line-height:1.7;margin:0}.hero-metrics{display:flex;gap:32px;margin-top:27px}.hero-metrics strong,.hero-metrics span{display:block}.hero-metrics strong{font:500 22px 'DM Mono';color:var(--lime)}.hero-metrics span{font-size:11px;color:#9dae9f;margin-top:5px}.progress-orbit{width:180px;height:180px;position:relative;z-index:1;justify-self:end}.progress-orbit svg{transform:rotate(-90deg);width:180px;height:180px}.orbit-bg,.orbit-value{fill:none;stroke-width:8}.orbit-bg{stroke:#3e4d45}.orbit-value{stroke:var(--lime);stroke-linecap:round;stroke-dasharray:452.4;stroke-dashoffset:452.4;transition:stroke-dashoffset .5s}.orbit-label{position:absolute;inset:0;display:grid;place-content:center;text-align:center}.orbit-label strong{font:500 30px 'DM Mono';color:var(--lime)}.orbit-label span{font-size:11px;color:#b7c7b9;margin-top:3px}.section-heading{display:flex;align-items:end;justify-content:space-between;margin:38px 0 17px}.section-heading h3{font-size:23px;letter-spacing:-.05em;margin:6px 0 0}.section-heading>p{font-size:12px;color:var(--muted);margin:0 0 4px}.day-switcher{display:flex;align-items:center;gap:12px;font:11px 'DM Mono';color:#718076}.day-switcher button{border:1px solid var(--line);background:var(--panel);color:var(--green);border-radius:8px;width:28px;height:28px}.content-grid{display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:22px}.task-column{display:grid;gap:15px}.task-group{background:var(--panel);border:1px solid var(--line);border-radius:17px;padding:19px 20px}.task-group-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:10px}.task-group-head h4{font-size:14px;margin:0}.task-group-head span{font:10px 'DM Mono';color:#91a095}.task-row{display:flex;align-items:flex-start;gap:11px;padding:12px 0;border-top:1px solid #edf1ec}.task-row:first-of-type{border-top:0}.task-check{appearance:none;width:18px;height:18px;border:1.5px solid #bcc9bf;border-radius:5px;flex:0 0 auto;margin-top:1px;position:relative;background:#fff}.task-check:checked{background:var(--green);border-color:var(--green)}.task-check:checked:after{content:'✓';position:absolute;color:#fff;font-size:12px;left:3px;top:-1px}.task-text{font-size:12px;line-height:1.55;flex:1}.task-text.done{color:#9aa79d;text-decoration:line-through}.task-meta{font:10px 'DM Mono';color:#9aa69c;white-space:nowrap}.task-start{border:0;background:#edf3ed;color:var(--green);border-radius:7px;font-size:10px;padding:5px 8px;white-space:nowrap}.task-start:hover{background:#dfeade}.focus-panel{background:#e0eadf;border:1px solid #d0dfd1;border-radius:20px;padding:20px;align-self:start;position:sticky;top:20px}.panel-head{display:flex;justify-content:space-between;align-items:center}.live-dot{font:10px 'DM Mono';color:#93a094}.live-dot.running{color:var(--coral)}.live-dot.running:before{content:'●';margin-right:5px;color:var(--coral)}.timer-ring{width:210px;height:210px;margin:20px auto 18px;border-radius:50%;border:1px solid #bdceb9;box-shadow:inset 0 0 0 12px rgba(255,255,255,.28);display:grid;place-content:center;text-align:center}.timer-ring span{font:500 38px 'DM Mono';letter-spacing:-.08em}.timer-ring small{color:#7c8a7d;font-size:11px;margin-top:9px;max-width:160px;line-height:1.4}.timer-actions{display:flex;gap:9px}.primary-button{border:0;flex:1;background:var(--green);color:#fff;border-radius:10px;padding:12px 10px;font-size:12px;font-weight:700}.primary-button:hover{background:var(--green-dark)}.icon-button{border:0;background:#f5f8f2;color:#839086;width:43px;border-radius:10px}.timer-tip{display:flex;gap:9px;align-items:flex-start;border-top:1px solid #cad9cb;margin-top:19px;padding-top:15px}.timer-tip span{font-size:18px;color:var(--green)}.timer-tip p{font-size:11px;line-height:1.6;color:#748177;margin:0}.supervision-card{background:#f6f9f3;border-radius:12px;padding:12px 13px;display:flex;align-items:center;justify-content:space-between;margin-top:13px}.supervision-card strong{font-size:12px;display:block;margin-top:4px}.status-pill{font:10px 'DM Mono';padding:5px 7px;border-radius:5px}.status-pill.local{background:#e7efe3;color:#5c7562}.phase-strip{display:grid;grid-template-columns:repeat(4,1fr);gap:10px;margin-bottom:19px}.phase-strip>div{background:var(--panel);border:1px solid var(--line);border-radius:13px;padding:15px 16px}.phase-strip span,.phase-strip strong,.phase-strip small{display:block}.phase-strip span{font:10px 'DM Mono';color:var(--coral)}.phase-strip strong{font-size:14px;margin:7px 0 4px}.phase-strip small{color:var(--muted);font-size:10px}.plan-list{display:grid;gap:9px}.plan-day{background:var(--panel);border:1px solid var(--line);border-radius:13px;padding:15px 17px;display:grid;grid-template-columns:65px 1fr 115px;gap:15px;align-items:center}.plan-day.current{border-color:#b5ca8b;background:#fbfdf3}.plan-day-number{font:500 13px 'DM Mono';color:var(--green)}.plan-day h4{font-size:13px;margin:0 0 5px}.plan-day p{font-size:11px;color:var(--muted);margin:0;line-height:1.5}.plan-progress{height:6px;background:#e7eee6;border-radius:10px;overflow:hidden}.plan-progress i{display:block;height:100%;background:var(--green);border-radius:10px;transition:.3s}.plan-progress-label{font:10px 'DM Mono';color:#8a988d;text-align:right;margin-top:5px}.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:13px}.stat-card{background:var(--panel);border:1px solid var(--line);border-radius:16px;padding:19px}.stat-card.accent{background:var(--ink);color:white;border-color:var(--ink)}.stat-card.accent .eyebrow,.stat-card.accent small{color:#aebfb1}.stat-card strong{display:block;font:500 27px 'DM Mono';margin:14px 0 8px;letter-spacing:-.06em}.stat-card small{font-size:10px;color:var(--muted)}.chart-card{margin-top:17px;background:var(--panel);border:1px solid var(--line);border-radius:17px;padding:22px}.chart-card h3{font-size:17px;margin:5px 0 0}.chart-legend{font-size:10px;color:#819087}.chart-legend i{display:inline-block;width:7px;height:7px;border-radius:50%;margin:0 4px 0 13px}.chart-legend i:first-child{margin-left:0}.legend-math{background:var(--green)}.legend-pte{background:var(--coral)}.bar-chart{height:250px;margin-top:25px;display:flex;gap:9px;align-items:end;border-bottom:1px solid var(--line);padding:0 8px}.bar-item{height:100%;flex:1;display:flex;gap:3px;align-items:end;justify-content:center;position:relative}.bar-item span{display:block;width:8px;border-radius:4px 4px 0 0;min-height:2px}.bar-item .math-bar{background:var(--green)}.bar-item .pte-bar{background:var(--coral)}.bar-item label{position:absolute;bottom:-22px;font:9px 'DM Mono';color:#8b988e}.bar-item:hover:after{content:attr(data-tooltip);position:absolute;bottom:100%;background:var(--ink);color:#fff;padding:5px 7px;border-radius:5px;font:9px 'DM Mono';white-space:nowrap;margin-bottom:6px}.top-actions .ghost-button:hover{border-color:#a7b7a9;color:var(--ink)}
@media(max-width:1000px){.sidebar{position:static;width:100%;height:auto;min-height:0;padding:15px 16px;display:block;border-right:0;border-bottom:1px solid #d6e2d5}.app-shell{display:block}.brand{padding:0 0 14px}.nav{display:flex;gap:5px}.nav-item{padding:9px 11px;font-size:11px}.nav-item span{font-size:13px}.sidebar-note,.sidebar-footer{display:none}.main-content{margin-left:0;width:100%;padding:22px 18px 40px}.topbar{margin-bottom:22px}.topbar h1{font-size:22px}.hero-grid{padding:27px 25px;grid-template-columns:1fr 150px;min-height:220px}.hero-copy h2{font-size:30px}.progress-orbit,.progress-orbit svg{width:145px;height:145px}.progress-orbit{justify-self:end}.orbit-label strong{font-size:24px}.content-grid{grid-template-columns:1fr}.focus-panel{position:static}.phase-strip{grid-template-columns:repeat(2,1fr)}.stats-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:580px){.top-actions .ghost-button{display:none}.hero-grid{grid-template-columns:1fr;gap:22px}.progress-orbit{justify-self:start;width:130px;height:130px}.progress-orbit svg{width:130px;height:130px}.hero-copy h2{font-size:28px}.hero-metrics{gap:18px}.hero-metrics strong{font-size:17px}.section-heading{align-items:flex-start;gap:12px;flex-direction:column}.section-heading .day-switcher{align-self:flex-end;margin-top:-30px}.phase-strip{grid-template-columns:1fr 1fr}.plan-day{grid-template-columns:52px 1fr}.plan-day>div:last-child{grid-column:2}.stats-grid{grid-template-columns:1fr 1fr}.bar-chart{gap:3px}.bar-item span{width:5px}.chart-card{padding:17px 12px}}

/* Abstract study buddies: playful accents without taking over the dashboard. */
.mascot-mini{display:flex;gap:6px;margin:15px 8px 0}.mini-mascot{width:31px;height:31px;border-radius:11px;display:grid;place-items:center;font-size:17px;box-shadow:0 4px 10px rgba(37,64,47,.08);animation:mascot-bob 3.8s ease-in-out infinite}.mini-mascot:nth-child(2){animation-delay:.35s}.mini-mascot:nth-child(3){animation-delay:.7s}.mini-mascot:nth-child(4){animation-delay:1.05s;font-size:11px;font-weight:900;color:#fff}@keyframes mascot-bob{0%,100%{transform:translateY(0) rotate(-2deg)}50%{transform:translateY(-4px) rotate(2deg)}}
.mascot-strip{display:flex;gap:9px;flex-wrap:wrap;margin-top:20px}.mascot{display:flex;align-items:center;gap:7px;padding:7px 9px 7px 7px;border-radius:13px;background:rgba(255,255,255,.09);border:1px solid rgba(255,255,255,.13);backdrop-filter:blur(3px);animation:mascot-bob 4.6s ease-in-out infinite}.mascot:nth-child(2){animation-delay:.4s}.mascot:nth-child(3){animation-delay:.8s}.mascot:nth-child(4){animation-delay:1.2s}.mascot-face{width:29px;height:29px;border-radius:10px;display:grid;place-items:center;overflow:hidden;font-size:17px;background:#ffd4cf}.mascot b,.mascot small{display:block}.mascot b{font-size:11px;line-height:1.1}.mascot small{font-size:9px;color:#bac8bd;margin-top:3px}
.mascot-source{display:block;color:#7f9384;font-size:9px;margin-top:7px}.mascot-source a{color:#b9c997;text-decoration:none}.mascot-source a:hover{text-decoration:underline}
@media(max-width:580px){.mascot-strip{gap:6px}.mascot{padding:6px 7px 6px 6px}.mascot-face{width:25px;height:25px;font-size:15px}.mascot b{font-size:10px}.mascot small{font-size:8px}.mascot-mini{margin-top:12px}}

.schedule-card{background:var(--panel);border:1px solid var(--line);border-radius:20px;padding:22px;margin-bottom:24px;box-shadow:0 10px 24px rgba(37,64,47,.04)}.schedule-head{display:flex;align-items:flex-start;justify-content:space-between;gap:20px}.schedule-head h3{font-size:23px;letter-spacing:-.05em;margin:6px 0 4px}.schedule-head p{font-size:11px;color:var(--muted);margin:0}.score-chip{display:flex;align-items:baseline;gap:4px;background:#f3f7df;border:1px solid #dfe8b7;border-radius:12px;padding:9px 12px;white-space:nowrap}.score-chip span{font-size:10px;color:#78845c}.score-chip strong{font:500 22px 'DM Mono';color:var(--green-dark)}.score-chip small{font:10px 'DM Mono';color:#9aa477}.schedule-note{display:flex;align-items:center;gap:8px;flex-wrap:wrap;font-size:11px;color:#718076;background:#f5f8f0;border-radius:10px;padding:9px 11px;margin:17px 0 10px}.checkin-badge{font:10px 'DM Mono';color:var(--green);background:#dfeede;border-radius:5px;padding:4px 6px}.penalty-text{margin-left:auto;color:var(--coral);font:10px 'DM Mono'}.score-rules{width:100%;font-size:10px;color:#9a8f67}.schedule-list{display:grid;gap:6px}.schedule-row{display:grid;grid-template-columns:78px 8px minmax(0,1fr) auto;gap:10px;align-items:center;padding:9px 4px;border-top:1px solid #edf1ec}.schedule-row:first-child{border-top:0}.schedule-time{font:10px 'DM Mono';color:#87958b}.schedule-dot{width:8px;height:8px;border-radius:50%;background:#bfd0bf}.schedule-row.focus .schedule-dot{background:var(--green)}.schedule-row.rest .schedule-dot{background:var(--yellow)}.schedule-row.meal .schedule-dot{background:var(--coral)}.schedule-row.checkin .schedule-dot{background:#f29a65}.schedule-main{min-width:0}.schedule-main strong{display:block;font-size:12px}.schedule-main small{display:block;color:var(--muted);font-size:10px;margin-top:3px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.schedule-action{border:0;background:#eef4ec;color:var(--green);border-radius:7px;font-size:10px;padding:6px 9px;white-space:nowrap}.schedule-action:hover{background:#dfeade}.schedule-action.done{background:#dcecdf;color:#507258}.schedule-action.rest-done{background:#fff3d1;color:#9b7b2e}.schedule-action.late{background:#fff0ec;color:var(--coral)}.schedule-row.active{background:#f0f6ed;border-radius:9px}.schedule-row.muted{opacity:.72}@media(max-width:580px){.schedule-card{padding:17px 13px}.schedule-head{gap:10px}.schedule-head h3{font-size:20px}.score-chip{padding:8px 9px}.schedule-note{align-items:flex-start}.penalty-text{width:100%;margin-left:0}.schedule-row{grid-template-columns:63px 7px minmax(0,1fr);gap:7px;padding:9px 2px}.schedule-action{grid-column:3;justify-self:start;margin-top:3px}.schedule-main small{white-space:normal}}
.beijing-clock{display:flex;flex-direction:column;align-items:flex-end;gap:2px}.beijing-clock span{font:9px 'DM Mono';color:#89988d}.beijing-clock strong{font:11px 'DM Mono';color:var(--green-dark)}.supervisor-link{font-size:11px;color:var(--green);text-decoration:none;padding:8px 9px;border-radius:8px;background:#eef4ec}.supervisor-link:hover{background:#dfeade}@media(max-width:580px){.beijing-clock{display:none}.supervisor-link{font-size:10px;padding:8px 7px}}
.task-check:disabled{opacity:.45;cursor:not-allowed;background:#f2f5f1}
.mini-mascot.sprout{background:#d8eeae;color:#5d864e}.mini-mascot.blob{background:#c8e4f2;color:#5486a0}.mini-mascot.puff{background:#f8dccd;color:#b97565}.mini-mascot.pebble{background:#d6cef0;color:#7665a5}.mascot-sprout .mascot-face{background:#d8eeae;color:#5d864e}.mascot-blob .mascot-face{background:#c8e4f2;color:#5486a0}.mascot-puff .mascot-face{background:#f8dccd;color:#b97565}.mascot-pebble .mascot-face{background:#d6cef0;color:#7665a5}
.supervisor-page{background:#edf3ea}.supervisor-shell{min-height:100vh}.supervisor-topbar{max-width:1120px;margin:0 auto;padding:28px 24px 22px;display:flex;align-items:center;justify-content:space-between}.supervisor-clock{display:flex;flex-direction:column;align-items:flex-end;gap:4px}.supervisor-clock span{font:9px 'DM Mono';color:#89988d}.supervisor-clock strong{font:14px 'DM Mono';color:var(--green-dark)}.supervisor-main{max-width:1120px;margin:0 auto;padding:12px 24px 45px}.supervisor-hero{display:flex;align-items:center;justify-content:space-between;gap:20px;background:var(--ink);color:#fff;border-radius:22px;padding:30px 34px;box-shadow:var(--shadow)}.supervisor-hero h1{font-size:31px;letter-spacing:-.05em;margin:9px 0 6px}.supervisor-hero p{margin:0;color:#c4d0c6;font-size:12px}.live-status{border:1px solid #59685e;border-radius:999px;padding:10px 14px;font:11px 'DM Mono';color:#b6c6b9;white-space:nowrap}.live-status.running{background:var(--coral);border-color:var(--coral);color:#fff}.supervisor-grid{display:grid;grid-template-columns:minmax(0,1fr) 285px;gap:18px;margin-top:18px}.supervisor-card{background:var(--panel);border:1px solid var(--line);border-radius:18px;padding:20px}.supervisor-card-head{display:flex;align-items:flex-start;justify-content:space-between}.supervisor-card h2{font-size:21px;letter-spacing:-.05em;margin:6px 0 0}.supervisor-day{font:10px 'DM Mono';color:var(--green);background:#e7f0df;border-radius:8px;padding:7px 9px}.supervisor-progress{margin:20px 0 10px}.supervisor-progress>div:first-child{display:flex;align-items:center;justify-content:space-between;font-size:11px;color:var(--muted)}.supervisor-progress strong{font:500 16px 'DM Mono';color:var(--green-dark)}.progress-line{height:8px;background:#e7eee5;border-radius:10px;overflow:hidden;margin-top:8px}.progress-line i{display:block;height:100%;width:0;background:var(--green);border-radius:10px;transition:.3s}.supervisor-list{display:grid;gap:2px}.supervisor-row{display:grid;grid-template-columns:78px 8px minmax(0,1fr) auto;align-items:center;gap:9px;padding:10px 4px;border-top:1px solid #edf1ec}.supervisor-row:first-child{border-top:0}.supervisor-row i{width:8px;height:8px;border-radius:50%;background:#c4d2c4}.supervisor-row.focus i{background:var(--green)}.supervisor-row.rest i{background:var(--yellow)}.supervisor-row.meal i{background:var(--coral)}.supervisor-row.checkin i{background:#f29a65}.supervisor-row.active{background:#eef6e9;border-radius:8px}.supervisor-time{font:10px 'DM Mono';color:#89978d}.supervisor-row strong{font-size:11px;display:block}.supervisor-row small{font-size:10px;color:var(--muted);display:block;margin-top:3px}.supervisor-mark{font:10px 'DM Mono';color:#94a097}.supervisor-row.focus .supervisor-mark{color:var(--green)}.supervisor-row.checkin .supervisor-mark{color:var(--coral)}.supervisor-side{display:grid;align-content:start;gap:18px}.check-card h2{color:var(--green-dark)}.check-card p,.score-card p{font-size:11px;color:var(--muted);line-height:1.6;margin:8px 0 18px}.late-box{border-top:1px solid var(--line);padding-top:13px;display:flex;justify-content:space-between;gap:8px;font-size:10px;color:var(--muted)}.late-box strong{font:10px 'DM Mono';color:var(--coral)}.score-card h2{font:500 38px 'DM Mono';color:var(--green-dark);margin:14px 0 2px}.score-card h2 small{font-size:13px;color:#9aa477}.sync-pill{display:flex;align-items:center;gap:7px;background:#e9f2e5;border-radius:8px;padding:8px 9px;color:#628069;font-size:10px}.sync-pill i{width:7px;height:7px;border-radius:50%;background:#7eb37f;box-shadow:0 0 0 4px rgba(126,179,127,.18)}.supervisor-footer{display:flex;justify-content:space-between;gap:12px;margin-top:18px;color:#8c998f;font-size:10px}.supervisor-footer a{color:var(--green);text-decoration:none}.supervisor-footer a:hover{text-decoration:underline}@media(max-width:700px){.supervisor-topbar{padding:20px 16px 14px}.supervisor-main{padding:10px 16px 30px}.supervisor-hero{align-items:flex-start;flex-direction:column;padding:25px 22px}.supervisor-hero h1{font-size:25px}.supervisor-grid{grid-template-columns:1fr}.supervisor-footer{flex-direction:column}.supervisor-clock strong{font-size:12px}}