:root{--paper:#f7f6f2;--white:#fff;--ink:#303b38;--muted:#6b746d;--line:#dedfd6;--green:#365b4d;--mint:#e5ebe2;--peach:#f0d0b2;--peach-light:#f7e8d9;--purple:#e8e4ee;--danger:#9e4036;--radius:20px;--serif:Georgia,'Times New Roman',serif}
*{box-sizing:border-box}body{margin:0;background:var(--paper);color:var(--ink);font:15px/1.6 -apple-system,BlinkMacSystemFont,'Segoe UI',sans-serif}button,input,select,textarea{font:inherit}button,a,input,textarea,select{-webkit-tap-highlight-color:transparent}button{cursor:pointer}a{color:inherit;text-decoration:none}button:disabled{opacity:.55;cursor:wait}[hidden]{display:none!important}:focus-visible{outline:3px solid #b67d4d;outline-offset:4px}h1,h2,h3,p{margin:0}h1,h2,h3{font-weight:400}h1{font:clamp(42px,5.4vw,68px)/1.08 var(--serif);letter-spacing:-2.2px}h1 em{font-weight:400;color:#547663}h2{font:32px/1.2 var(--serif);letter-spacing:-.7px}h3{font:24px/1.25 var(--serif);letter-spacing:-.3px}label{display:flex;flex-direction:column;gap:8px;font-size:13px;font-weight:600}input,select,textarea{width:100%;min-height:46px;padding:11px 13px;border:1px solid #ced3c9;border-radius:10px;background:#fff;color:var(--ink);font-size:16px;font-weight:400}textarea{resize:vertical;line-height:1.55}input[type=checkbox]{width:22px;min-height:22px;accent-color:var(--green)}input[type=number]{appearance:textfield}button{border:0}button.primary,a.primary{display:flex;align-items:center;justify-content:space-between;gap:24px;padding:15px 23px;min-height:52px;border-radius:11px;background:var(--green);color:white;font-weight:600;font-size:14px}.inline{display:inline-flex!important}.primary:hover{background:#29483c}.secondary{min-height:44px;padding:10px 16px;background:transparent;border:1px solid #b9c4b7;border-radius:9px;color:var(--ink);font-size:13px;font-weight:600}.secondary:hover{background:var(--mint)}.text-link{font-size:13px;font-weight:600;border-bottom:1px solid #9eaa9b;padding-bottom:3px}.text-button{min-height:44px;background:transparent;color:var(--green);font-size:13px;text-decoration:underline}.eyebrow{font-size:10px;letter-spacing:1.8px;font-weight:700;color:var(--muted)}.fine{font-size:12px;line-height:1.6;color:var(--muted)}.lead{color:var(--muted);max-width:650px;margin-top:20px;font-size:16px}.error{color:var(--danger);font-size:14px;margin-top:12px;white-space:pre-wrap}.boot{padding:40px;color:var(--muted)}
.topbar{max-width:1320px;padding:23px 48px 21px;margin:auto;display:flex;align-items:center;gap:30px;border-bottom:1px solid var(--line)}.brand{display:flex;align-items:center;gap:12px;white-space:nowrap;font-size:15px}.brand strong{font-weight:650}.brand-mark{display:flex;align-items:center;justify-content:center;width:64px;height:64px;border-radius:19px;background:var(--ink);color:var(--peach);font:54px/1 var(--serif);padding-bottom:8px}.brand-mark.small{width:39px;height:39px;border-radius:12px;font-size:35px;padding-bottom:6px}.desktop-nav{display:flex;gap:28px;margin:auto;font-size:13px;color:var(--muted)}.desktop-nav a{padding:10px 0;position:relative}.desktop-nav a.active{color:var(--ink);font-weight:650}.desktop-nav a.active:after{content:'';position:absolute;height:3px;background:var(--green);bottom:-23px;left:0;right:0;border-radius:3px}.header-tools{display:flex;align-items:center;gap:14px}.save-status{font-size:10px;color:var(--muted);white-space:nowrap}.save-status:before{content:'';display:inline-block;background:#7a977c;width:5px;height:5px;border-radius:50%;margin-right:5px}.save-status.failed{color:var(--danger)}.save-status.failed:before{background:var(--danger)}.icon-button{height:40px;width:40px;border:1px solid var(--line);border-radius:50%;background:transparent;color:var(--ink);font-size:22px}.mobile-nav{display:none}main{max-width:1200px;margin:auto;padding:35px 36px 65px}.page-intro{display:flex;justify-content:space-between;gap:15px;align-items:center;margin:0 0 30px}.quiet-label{font-size:9px;letter-spacing:1.5px;color:#8b9287}.hero{display:grid;grid-template-columns:1.1fr 1fr;align-items:center;gap:48px;padding:10px 0 45px}.hero-description{margin:22px 0 24px;color:var(--muted);font-size:16px}.week-summary{background:var(--mint);border-radius:var(--radius);padding:35px 28px;display:flex;align-items:center;gap:25px;min-height:240px}.week-summary h3{font-size:23px;margin:9px 0}.week-summary p:not(.eyebrow){font-size:12px;color:var(--muted);margin-bottom:18px}.ring{--progress:0deg;flex:none;width:140px;height:140px;border-radius:50%;display:grid;place-items:center;background:conic-gradient(var(--green) var(--progress),#cfd9c9 0)}.ring>div{background:var(--mint);border-radius:50%;width:118px;height:118px;display:flex;flex-direction:column;align-items:center;justify-content:center}.ring strong{font:43px/1 var(--serif)}.ring span{font-size:9px;color:var(--muted);margin-top:8px}.section-heading{display:flex;justify-content:space-between;align-items:center;gap:20px;margin:30px 0 20px}.section-heading .eyebrow{margin-bottom:9px}.next-session{display:grid;grid-template-columns:auto 1fr auto;gap:24px;align-items:center;padding:25px 28px;background:white;border:1px solid var(--line);border-radius:var(--radius)}.session-date{width:56px;text-align:center;border-right:1px solid var(--line);padding-right:20px;box-sizing:content-box}.session-date b{font:30px/1.1 var(--serif);display:block}.session-date span{font-size:10px;color:var(--muted);text-transform:uppercase;letter-spacing:1px}.next-session h3{font-size:22px;margin:3px 0 7px}.course-label{font-size:10px;letter-spacing:1.2px;font-weight:650;color:var(--green)}.course-grid{display:grid;grid-template-columns:1fr 1fr;gap:22px}.course-card{padding:27px 28px 24px;border-radius:var(--radius);background:var(--peach-light);display:flex;flex-direction:column;gap:12px}.course-card.economics{background:var(--purple)}.course-card .course-code{font-size:10px}.course-card h3{font-size:28px}.course-card .course-description{font-size:13px;color:var(--muted);max-width:350px}.course-card .exam-line{display:flex;justify-content:space-between;gap:15px;margin-top:10px;padding-top:16px;border-top:1px solid #cabeb044;font-size:12px}.course-card .text-link{align-self:flex-start;margin-top:7px}.course-code{font-size:11px;font-weight:650;letter-spacing:2px;color:var(--muted)}.gentle-note{display:flex;gap:18px;align-items:center;border-top:1px solid var(--line);margin-top:35px;padding-top:23px;color:var(--muted);font-size:12px}.gentle-note>span{font-size:35px;color:#b58054}.gentle-note strong{font-weight:650;color:var(--ink)}.empty{border:1px dashed #c9d0c5;padding:28px;border-radius:15px;color:var(--muted);font-size:14px}.empty p{margin-bottom:14px}.notice{padding:15px 18px;background:#fff0d9;border:1px solid #e7ca9c;border-radius:12px;margin-bottom:25px;font-size:14px}.notice button{margin-left:10px}
.sprint-form{margin:32px 0 20px;padding:25px;background:var(--mint);border-radius:var(--radius);display:grid;grid-template-columns:1fr .9fr 1fr 1.4fr;gap:18px;align-items:end}.sprint-form button{grid-column:3/5;justify-self:end}.plan-summary{display:flex;gap:20px;flex-wrap:wrap;color:var(--muted);font-size:13px;padding:10px 0}.plan-summary strong{color:var(--ink);font-size:18px;font-weight:500}.session-list{margin-top:20px}.plan-day{margin:25px 0 12px;font-size:12px;letter-spacing:1px;font-weight:650;color:var(--muted)}.session-row{background:white;border:1px solid var(--line);border-radius:15px;margin-bottom:12px;padding:18px;display:grid;grid-template-columns:30px 1.5fr 1fr;gap:14px;align-items:start}.session-row.done{background:#edf0e8}.session-row .check-wrap{padding-top:26px}.session-edit{display:grid;grid-template-columns:1fr 1fr;gap:10px}.session-edit label{font-size:10px;letter-spacing:.3px;gap:4px}.session-edit .full{grid-column:1/-1}.session-row .session-extra{display:grid;grid-template-columns:1fr 1fr;gap:10px}.session-extra label{font-size:10px;gap:4px}.session-extra .confidence{grid-column:1/-1}.session-extra .delete-session{grid-column:2;justify-self:end;min-height:36px;background:none;color:var(--muted);font-size:11px}.session-row input,.session-row select{font-size:13px;min-height:40px;padding:8px 9px}.session-row input[type=checkbox]{min-height:22px}.session-row input.topic{font-size:15px}
.tutor-heading{display:flex;justify-content:space-between;align-items:end;gap:25px}.tutor-heading h1{font-size:56px}.course-picker{width:245px;flex:none;margin-bottom:8px}.tutor-workspace{display:grid;grid-template-columns:1.7fr 1fr;gap:30px;align-items:start;margin-top:30px}.tutor-input-panel{background:white;border:1px solid var(--line);padding:26px;border-radius:var(--radius)}.mode-switch{display:flex;gap:5px;background:#eeefe9;padding:4px;border-radius:10px;margin-bottom:22px}.mode-switch button{flex:1;background:transparent;color:var(--muted);padding:10px 12px;min-height:44px;border-radius:8px;font-size:13px}.mode-switch button.selected{background:white;color:var(--ink);box-shadow:0 1px 4px #00000009;font-weight:650}.tutor-input-panel textarea{margin-top:8px}.tutor-input-panel .primary{width:100%;margin-top:20px}.tutor-input-panel>.fine{margin-top:18px}.suggestions{display:flex;gap:7px;flex-wrap:wrap;margin-top:12px}.suggestions button{padding:8px 11px;border-radius:20px;background:var(--paper);border:1px solid var(--line);font-size:11px;color:var(--muted);min-height:35px}.tutor-side{padding:20px 10px}.tutor-side h3{font-size:27px;margin:13px 0 24px}.tutor-side ol{list-style:none;margin:0 0 25px;padding:0}.tutor-side li{display:flex;align-items:center;gap:13px;padding:12px 0;border-bottom:1px solid var(--line);font-size:12px}.tutor-side li span{font:18px var(--serif);color:#9b805f}.tutor-busy{display:flex;gap:14px;align-items:center;background:var(--mint);padding:15px;margin-top:15px;border-radius:10px;font-size:12px}.spinner{width:22px;height:22px;flex:none;border:2px solid #bccdbc;border-top-color:var(--green);border-radius:50%;animation:spin 1s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.exercise-panel{background:var(--peach-light);padding:25px 28px;border-radius:var(--radius);margin-top:25px}.exercise-panel h3{margin:9px 0 15px}.exercise-panel textarea{margin:8px 0 15px}.exercise-panel .question{font-size:18px;font-family:var(--serif);line-height:1.6;white-space:pre-wrap;margin-bottom:20px}.exercise-panel .fine{margin-top:12px}.answer-card{border-top:1px solid var(--line);padding:26px 0}.answer-top{display:flex;gap:12px;align-items:center;flex-wrap:wrap;margin-bottom:16px}.answer-top .badge{font-size:9px;letter-spacing:1px;background:var(--mint);color:var(--green);padding:4px 8px;border-radius:5px}.answer-top .time{font-size:10px;color:var(--muted);margin-left:auto}.answer-input{color:var(--muted);font-size:13px;margin-bottom:16px;white-space:pre-wrap;max-height:150px;overflow:auto}.answer-card h3{font-size:27px;margin-bottom:15px}.answer-body{font-size:15px;line-height:1.85;white-space:pre-wrap;overflow-wrap:anywhere;max-width:850px}.answer-body .citation{font-size:11px;font-weight:700;color:var(--green);white-space:nowrap}.followup{padding:15px 18px;border-left:3px solid #b6c6af;background:#edf0e7;margin-top:20px;white-space:pre-wrap}.feedback-grid{display:grid;grid-template-columns:1fr 1fr;gap:20px;margin-top:20px;font-size:13px}.feedback-grid h4{font-size:11px;letter-spacing:1px;text-transform:uppercase;margin:0 0 8px}.feedback-grid ul{padding-left:18px;margin:0}.feedback-score{font-size:12px;font-weight:650;color:var(--green);margin-top:16px}.sources{margin-top:22px;font-size:12px}.sources>summary{cursor:pointer;font-weight:650;min-height:35px;padding:7px 0}.source-item{padding:12px 15px;background:white;border:1px solid var(--line);border-radius:10px;margin:9px 0}.source-item summary{cursor:pointer;font-size:12px;overflow-wrap:anywhere}.source-item .source-text{white-space:pre-wrap;color:var(--muted);line-height:1.7;margin-top:12px;max-height:350px;overflow:auto}.evidence-label{font-size:10px;color:var(--muted);margin-top:15px}.evidence-label.partial,.evidence-label.insufficient{color:#9d653d}
.progress-stats{display:grid;grid-template-columns:repeat(3,1fr);margin:35px 0;gap:20px}.stat{padding:25px;border-radius:16px;background:var(--mint)}.stat:nth-child(2){background:var(--peach-light)}.stat:nth-child(3){background:var(--purple)}.stat strong{display:block;font:37px/1.2 var(--serif);margin-bottom:8px}.stat span{font-size:12px;color:var(--muted)}.baseline-grid{display:grid;grid-template-columns:1fr 1fr;gap:25px;margin-top:25px}.baseline-card{border:1px solid var(--line);border-radius:var(--radius);background:white;padding:25px}.baseline-card h3{margin:8px 0 22px}.baseline-card label{margin-top:18px}.deadline-row{display:grid;grid-template-columns:160px 1fr auto;gap:20px;padding:20px 0;border-bottom:1px solid var(--line);font-size:14px;align-items:center}.deadline-row small{display:block;color:var(--muted);font-size:11px}.deadline-row .deadline-date{font:21px var(--serif)}.deadline-row .pill{padding:5px 10px;background:var(--mint);border-radius:20px;font-size:10px;white-space:nowrap}.backup-panel{margin-top:35px;padding:26px;border-radius:var(--radius);background:var(--mint);display:flex;align-items:center;justify-content:space-between;gap:25px}.backup-panel h3{margin:8px 0}.backup-panel p{max-width:490px}.backup-actions{display:flex;flex-direction:column;gap:4px;flex:none}.version{margin-top:25px}.login-shell{min-height:100dvh;display:grid;grid-template-columns:1fr 1fr}.login-art{background:var(--mint);padding:65px max(45px,8vw);position:relative;overflow:hidden}.login-art .eyebrow{margin:60px 0 25px}.login-art h1{font-size:clamp(45px,5vw,68px)}.login-art>p:not(.eyebrow){margin-top:30px;font-size:15px;color:var(--muted)}.art-lines{position:absolute;bottom:-110px;right:-130px;transform:rotate(-25deg);opacity:.5;pointer-events:none}.art-lines span{display:block;width:430px;height:140px;border:1px solid #96af98;border-radius:50%;margin-top:-70px}.login-form-wrap{display:grid;place-items:center;padding:50px}.login-form{max-width:360px;width:100%}.login-form h2{font-size:36px;margin:15px 0}.login-form>p:not(.eyebrow){color:var(--muted);font-size:14px}.login-form label{margin-top:35px}.login-form input{margin:10px 0 20px}.login-form .primary{width:100%}.login-form .fine{margin-top:30px;font-size:11px!important}
@media(min-width:1500px){main{padding-top:45px}.hero{padding-top:25px}}@media(max-width:1050px){.topbar{padding:20px 28px;gap:15px}.desktop-nav{gap:22px}.brand{font-size:13px}.save-status{font-size:9px}.hero{gap:26px}.week-summary{padding:25px 20px;gap:18px;flex-direction:column;text-align:center}.week-summary h3{font-size:23px}.week-summary p:not(.eyebrow){margin-bottom:8px}.ring{width:118px;height:118px}.ring>div{width:99px;height:99px}.ring strong{font-size:37px}.hero h1{font-size:60px}.tutor-heading h1{font-size:49px}.tutor-workspace{grid-template-columns:1.8fr 1fr;gap:20px}}
@media(max-width:760px){.topbar{padding:17px 22px}.desktop-nav{display:none}.header-tools{margin-left:auto}.mobile-nav{display:flex;position:fixed;bottom:0;left:0;right:0;z-index:10;background:#f7f6f2f5;backdrop-filter:blur(12px);border-top:1px solid var(--line);padding:7px 8px calc(7px + env(safe-area-inset-bottom))}.mobile-nav a{flex:1;text-align:center;padding:12px 4px;border-radius:10px;font-size:11px;color:var(--muted)}.mobile-nav a.active{background:var(--mint);font-weight:650;color:var(--green)}main{padding:25px 22px 110px}.page-intro{margin-bottom:23px}.quiet-label{display:none}h1,.hero h1{font-size:48px;letter-spacing:-1.6px}h2{font-size:28px}.hero{grid-template-columns:1fr;gap:28px;padding-bottom:20px}.week-summary{flex-direction:row;text-align:left;min-height:170px;padding:24px;gap:24px}.week-summary .eyebrow{font-size:9px;letter-spacing:1px}.week-summary h3{font-size:22px}.hero-description{font-size:15px}.section-heading{margin-top:27px;gap:12px}.section-heading .eyebrow{font-size:9px;letter-spacing:1px}.section-heading .text-link{font-size:11px;white-space:nowrap}.next-session{padding:20px;gap:14px;grid-template-columns:auto 1fr}.next-session .primary{grid-column:1/-1;justify-content:center;margin-top:7px}.session-date{padding-right:12px;width:40px}.next-session h3{font-size:21px}.course-grid{grid-template-columns:1fr;gap:15px}.course-card{padding:23px}.course-card h3{font-size:27px}.gentle-note{align-items:start}.sprint-form{grid-template-columns:1fr 1fr;padding:20px;gap:15px}.sprint-form button{grid-column:1/-1;justify-self:stretch;justify-content:center}.session-row{grid-template-columns:26px 1fr;padding:15px;gap:10px}.session-extra{grid-column:2}.session-row .session-extra{grid-template-columns:1fr 1fr}.tutor-heading{display:block}.tutor-heading h1{font-size:45px}.course-picker{width:100%;margin-top:24px}.tutor-workspace{grid-template-columns:1fr;margin-top:20px;gap:5px}.tutor-input-panel{padding:20px}.tutor-side{display:none}.exercise-panel{padding:20px}.answer-card h3{font-size:25px}.answer-body{font-size:14px}.feedback-grid{grid-template-columns:1fr;gap:15px}.progress-stats{gap:10px}.stat{padding:18px 13px}.stat strong{font-size:30px}.stat span{font-size:10px}.baseline-grid{grid-template-columns:1fr;gap:18px}.baseline-card{padding:21px}.deadline-row{grid-template-columns:100px 1fr;gap:12px}.deadline-row .pill{grid-column:2;justify-self:start}.deadline-row .deadline-date{font-size:18px}.backup-panel{display:block;padding:23px}.backup-actions{margin-top:20px;align-items:start}.login-shell{grid-template-columns:1fr}.login-art{padding:30px 28px 35px}.login-art .brand-mark{width:44px;height:44px;font-size:37px;border-radius:13px;padding-bottom:6px}.login-art .eyebrow{margin:25px 0 15px}.login-art h1{font-size:43px}.login-art>p:not(.eyebrow){font-size:13px;margin-top:18px}.login-form-wrap{padding:35px 28px 50px}.login-form{max-width:450px}.login-form h2{font-size:31px}.login-form label{margin-top:22px}}
@media(prefers-reduced-motion:reduce){*{animation:none!important;scroll-behavior:auto!important}}@media print{.topbar,.mobile-nav,.backup-panel,.header-tools{display:none}main{padding:0}.tab-panel[hidden]{display:none!important}.course-grid,.baseline-grid{break-inside:avoid}}