:root{--navy:#101f38;--ink:#172842;--muted:#52627a;--cream:#f8f6ef;--line:#e0e5e7;--teal:#146858;--mint:#a9e7cc;--blue:#5276bb;--paper:#fff;--shadow:0 12px 36px #142b4410}
*{box-sizing:border-box}
body{margin:0;background:var(--cream);color:var(--ink);font:16px/1.55 "Avenir Next",Avenir,"Segoe UI",sans-serif}
a{color:inherit;text-decoration:none}a:hover{text-decoration:underline}a:focus-visible{outline:3px solid var(--blue);outline-offset:4px}
h1,h2,h3,p{margin:0}h1,h2,h3{line-height:1.12;letter-spacing:-.035em}h1{font-size:clamp(38px,5vw,64px);font-weight:750}h2{font-size:26px}h3{font-size:20px}p{color:var(--muted)}small{display:block;color:var(--muted)}
.wrap{width:min(1184px,calc(100% - 72px));margin-inline:auto}
.top{background:var(--navy);color:white;border-bottom:1px solid #ffffff25}.top-inner,.top nav,.brand,.actions,.section-head,.preview-head{display:flex;align-items:center}.top-inner{justify-content:space-between;min-height:76px}.top nav,.actions{gap:20px}.top nav{font-size:14px;font-weight:650}.brand{gap:10px;font-size:24px;font-weight:750;letter-spacing:-.055em;white-space:nowrap}.mark,.tile{display:inline-grid;place-items:center;flex:none;border-radius:11px;background:#dff3ed;color:#146858;font-weight:800}.mark{width:35px;height:35px;background:var(--mint);font-size:24px;color:var(--navy)}.tile{width:43px;height:43px;font-size:22px}
.button{display:inline-flex;align-items:center;justify-content:center;gap:12px;background:var(--mint);color:#0b2c2a;font-size:14px;font-weight:750;padding:13px 19px;border:1px solid transparent;border-radius:10px;text-align:center}.button.small{padding:8px 13px}.button:hover{background:#c5f4df;text-decoration:none}.ghost{background:transparent;color:#fff;border-color:#ffffff55}.ghost:hover{background:#ffffff15}
.badge,.eyebrow,.rail-label,.preview-head,.prompt small{font-size:11px;font-weight:800;letter-spacing:.105em}.badge{display:inline-block;border-radius:100px;padding:5px 10px;background:#e1f4ee;color:#1a6253;white-space:nowrap}.eyebrow{color:var(--teal);margin-bottom:11px}
.hero,.auth-story{background-color:var(--navy);background-image:radial-gradient(circle at 80% 50%,#263f68 0,transparent 60%),linear-gradient(90deg,#ffffff08 1px,transparent 1px),linear-gradient(#ffffff08 1px,transparent 1px);background-size:auto,44px 44px,44px 44px;color:white}
.hero-grid{display:grid;grid-template-columns:1.1fr 1fr;gap:60px;align-items:center;padding-block:68px}.hero h1{font-size:clamp(52px,7vw,100px);margin:16px 0;line-height:.96;letter-spacing:-.075em}.hero em{font-style:normal;color:var(--mint)}.hero p,.auth-story p{color:#c6d2e7;font-size:18px;max-width:455px}.actions{margin-top:25px;flex-wrap:wrap;gap:12px}
.hero-preview{border:1px solid #ffffff44;border-radius:22px;background:#142641;box-shadow:0 18px 44px #040c1d55;padding:27px}.preview-head{justify-content:space-between;gap:8px;color:#bed0e9}.hero-preview h2{font-size:43px;margin:18px 0 20px;line-height:1.03}.preview-row{display:grid;grid-template-columns:auto 1fr auto;align-items:center;gap:13px;border-radius:12px;background:#233854;border:1px solid #ffffff16;padding:11px;margin-top:9px}.preview-row small{color:#c6d2e7}.preview-foot{color:#cad9ee;font-size:13px;font-weight:650;margin-top:16px}.preview-foot span{margin-inline:8px;color:var(--mint)}
.home-modules,.about{padding-block:36px}.home-modules h2{margin-bottom:18px;font-size:34px}.footer{display:flex;justify-content:space-between;gap:12px;border-top:1px solid var(--line);padding-block:17px;color:var(--muted);font-size:13px}.footer a,.text-link,.fine a{color:var(--teal);font-weight:750}
.grid{display:grid;gap:16px}.two{grid-template-columns:repeat(2,minmax(0,1fr))}.three{grid-template-columns:repeat(3,minmax(0,1fr))}.coach{grid-template-columns:1.03fr 1fr}.card{border:1px solid var(--line);border-radius:17px;padding:22px;background:white;box-shadow:var(--shadow);min-width:0}.module h3{margin-top:12px}.module p{margin:7px 0 13px}.module:nth-child(2) .tile{background:#e7edfa;color:#385c99}
.auth{display:grid;grid-template-columns:1fr 1fr;margin-block:52px;max-width:1040px;border:1px solid var(--line);border-radius:22px;overflow:hidden;background:white;box-shadow:var(--shadow)}.auth-story,.auth-form{padding:42px}.auth-story h2{font-size:clamp(39px,5vw,62px);margin:20px 0 14px}.auth-detail{display:flex;flex-direction:column;align-items:flex-start;gap:11px;margin-top:24px;color:#d5e4f5}.auth-form h1{font-size:40px}.auth-form .intro{margin-bottom:21px}.auth-form label{display:block;font-size:14px;font-weight:700;margin-top:13px}.auth-form input{display:block;width:100%;margin-top:5px;padding:11px 12px;border-radius:9px;border:1px solid var(--line);background:#f6f7f8;font:inherit;opacity:1}.auth-form input::placeholder{color:#626f81}.auth-form .button{width:100%;margin-top:19px}.fine{font-size:13px;margin-top:13px}
.shell{display:grid;grid-template-columns:238px minmax(0,1fr);min-height:100vh}.rail{background:var(--navy);color:white;padding:24px 17px;display:flex;flex-direction:column}.rail .brand{margin-left:7px}.rail-label{color:#9fb6d3;margin:38px 0 11px 9px}.rail nav{display:grid;gap:5px}.rail nav a{display:flex;gap:10px;align-items:center;padding:10px 9px;border-radius:8px;color:#d5e0f0;font-weight:650;font-size:14px}.rail nav a span{font-size:18px;width:18px;text-align:center}.rail nav .active{background:#293f5b;color:#c6f9e2}.rail-bottom{margin-top:auto;padding:24px 8px 0;color:#c3d1e3;font-size:13px}.workspace-top{display:flex;justify-content:space-between;align-items:center;background:white;padding:16px 32px;border-bottom:1px solid var(--line);gap:10px;font-size:14px}.content{max-width:1250px;margin:auto;padding:30px 32px}.intro{margin-bottom:22px}.intro>p:last-child{margin-top:9px;max-width:660px}.welcome{display:flex;justify-content:space-between;align-items:center;gap:18px;padding:24px;border-radius:17px;background:var(--navy);color:white}.welcome .intro{margin:0}.welcome .eyebrow{color:var(--mint)}.welcome .intro>p:last-child{color:#d0d9ea}.welcome h1{font-size:48px}
.section-head{justify-content:space-between;gap:8px;flex-wrap:wrap}.section-head p{font-size:14px;margin-top:5px}.spaced{margin:20px 0 11px}.stat p{font-size:14px;font-weight:650}.stat strong{display:block;font-size:clamp(23px,3vw,39px);letter-spacing:-.05em;line-height:1.15;margin:8px 0 3px}.stat small{font-size:12px}.prompt{background:#edf2fb;border-radius:12px;padding:16px;margin-top:15px}.prompt h3{margin:5px 0 6px}.draft-label{margin:16px 0 8px;font-size:16px}blockquote{margin:0;border:1px solid var(--line);border-radius:10px;padding:15px;color:#344760;background:#fcfcfd}
.score{display:flex;align-items:center;gap:13px;background:#eaf6f0;border-radius:12px;padding:10px 14px;margin-top:15px;color:var(--teal)}.score strong{font-size:40px;white-space:nowrap;line-height:1.2}.score small{display:inline;font-size:15px}.score span{font-size:13px;font-weight:700}.rule{display:flex;gap:10px;margin-top:13px;align-items:flex-start}.rule p{font-size:14px}.rule .tile{width:29px;height:29px;font-size:15px;border-radius:7px}.rule:last-child .tile{background:#e7edfa;color:#385c99}
.chart,.history,.charts{margin-top:16px}.charts .chart{margin:0}.bars{height:162px;display:flex;align-items:stretch;gap:12px;padding:16px 5px 0}.bar-col{flex:1;min-width:0;text-align:center;display:flex;flex-direction:column}.bar-track{display:flex;align-items:flex-end;justify-content:center;flex:1;border-bottom:1px solid var(--line);background:repeating-linear-gradient(to top,transparent 0 29px,#e9edf2 29px 30px)}.bar{background:#365e9f;color:#fff;width:min(69%,94px);border-radius:7px 7px 0 0;display:grid;place-items:start center;padding-top:4px;font-size:13px}.bar.last{background:#237c6d}.bar-col small{margin-top:5px;font-size:11px;min-height:17px}.history-row{display:flex;justify-content:space-between;align-items:center;gap:13px;padding:11px 0;border-bottom:1px solid var(--line);font-size:14px}.history-row:last-child{border-bottom:0;padding-bottom:0}.history-row b{white-space:nowrap;color:var(--teal)}.role-panel{display:flex;justify-content:space-between;gap:12px;align-items:center;padding:13px 16px;margin-bottom:16px;background:#eaf0fb;border:1px solid #d5e1f2;border-radius:12px}.role-panel p{font-size:13px}.role-list{display:flex;gap:6px;flex-wrap:wrap}.role{display:inline-block;font-size:12px;font-weight:700;padding:5px 9px;background:white;color:#29476c;border:1px solid #d4dfef;border-radius:7px}
@media(max-width:900px){.shell{grid-template-columns:190px minmax(0,1fr)}.content{padding:23px}.hero-grid{gap:28px}.hero-preview{padding:20px}.coach{grid-template-columns:1fr}.auth-story,.auth-form{padding:30px}.welcome{align-items:flex-start;flex-direction:column}}
@media(max-width:650px){.wrap{width:calc(100% - 32px)}.top-inner{min-height:66px}.top nav{gap:10px;font-size:12px}.top nav .button{font-size:12px;padding:7px 8px}.brand{font-size:20px;gap:7px}.mark{width:29px;height:29px;font-size:19px}.hero-grid,.auth,.two{grid-template-columns:1fr}.hero-grid{padding-block:34px;gap:24px}.hero h1{font-size:60px}.hero p,.auth-story p{font-size:16px}.hero-preview h2{font-size:34px}.home-modules,.about{padding-block:25px}.auth{margin-block:22px}.auth-story,.auth-form{padding:21px}.auth-story h2{font-size:35px;margin:11px 0 6px}.auth-detail{display:none}.shell{display:block}.rail{padding:12px 14px;gap:9px}.rail .brand{margin-left:0}.rail nav{grid-template-columns:repeat(2,minmax(0,1fr));gap:4px}.rail nav a{padding:5px 7px;font-size:12px;gap:5px}.rail-label,.rail-bottom{display:none}.workspace-top{padding:9px 14px;font-size:12px}.content{padding:18px 14px 26px}.welcome{padding:17px}.welcome h1{font-size:39px}.grid{gap:10px}.card{padding:15px}.three{grid-template-columns:repeat(2,minmax(0,1fr))}.three .stat:last-child{grid-column:1/-1}.role-panel{align-items:flex-start;flex-direction:column}.footer{font-size:12px}.history-row span{max-width:55%}}
@media(max-width:350px){.hero h1{font-size:49px}.top nav a:first-child{display:none}}

button,input,textarea{font:inherit}button:not(:disabled),summary{cursor:pointer}button:disabled{opacity:.55}button[hidden]{display:none}
button:focus-visible,textarea:focus-visible,summary:focus-visible,input:focus-visible{outline:3px solid var(--blue);outline-offset:3px}
.secondary{background:#edf2fb;color:#25477d;border-color:#d4dff0}.secondary:hover{background:#dce7f8}
.preview-row{color:white}.preview-row:hover{background:#2c4565;text-decoration:none}
.goals .module h3{margin-top:0}.goals .module{display:flex;flex-direction:column}.goals .text-link{margin-top:auto}
.timeline-block{background:#edf2fb;padding:30px 0;margin-bottom:12px}.timeline{grid-template-columns:repeat(4,minmax(0,1fr));list-style:none;padding:0;margin:19px 0 4px}.timeline li{background:white;border:1px solid #dce4f1;border-top:3px solid var(--blue);border-radius:9px;padding:14px}.timeline li span{font-size:12px;font-weight:750;color:var(--teal)}.timeline h3{margin:5px 0}.timeline p{font-size:14px}
.draft-label{display:block;font-weight:750}textarea{display:block;width:100%;min-height:145px;padding:12px;border:1px solid #bbc8d7;border-radius:10px;background:#fcfcfd;color:var(--ink);resize:vertical}.card form .actions{margin-top:14px}.card #save{margin-top:18px}
.cluster-list{display:grid;gap:11px}.cluster-list summary{font-weight:750}.cluster-list details p{margin:9px 0 0}.cluster-mark{float:right;font-size:13px;color:var(--teal);font-weight:700}
.evidence-grid .section-head{align-items:flex-start;flex-direction:column}.evidence .history-row{align-items:flex-start}.evidence input[type=file]{max-width:100%;font-size:14px}
@media(max-width:800px){.evidence-grid{grid-template-columns:1fr}.evidence-grid .section-head{align-items:center;flex-direction:row}.timeline{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:650px){.goals{grid-template-columns:1fr}.goals .stat:last-child{grid-column:auto}.workspace-top strong{min-width:0}.workspace-top .badge{font-size:9px}.top nav a:first-child{display:inline}.top nav .button{white-space:nowrap}}
.auth-form input:enabled{background:#fff;color:var(--ink)}
.preview-head a{font-size:12px;letter-spacing:0;color:var(--mint)}
@media(max-width:380px){.top nav{gap:6px}.top .brand{font-size:17px}.top .mark{width:25px;height:25px}.top nav .button{padding-inline:6px}}

.session-detail{border-top:1px solid var(--line);margin-top:10px}
.session-detail summary{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:12px 0;list-style:none}
.session-detail summary::-webkit-details-marker{display:none}
.session-detail summary::after{content:'+';display:grid;place-items:center;width:25px;height:25px;border-radius:7px;background:#eaf6f0;color:var(--teal);font-weight:800}
.session-detail[open] summary::after{content:'−'}
.session-detail summary span{flex:1}
.session-detail summary b{color:var(--teal)}
.session-body{padding:8px 14px 14px;border-radius:10px;background:#f6f8fb}
.session-body h3{margin:10px 0 5px;font-size:16px}
.session-body blockquote{white-space:pre-wrap;overflow-wrap:anywhere}
.welcome h1{overflow-wrap:anywhere}
.admin-refresh{display:flex;align-items:center;gap:12px}
.activity-chart{display:grid;gap:10px;margin-top:15px}
.activity-bar{display:grid;grid-template-columns:minmax(100px,38%) 1fr 2.5ch;align-items:center;gap:10px;font-size:13px}
.activity-track{height:12px;border-radius:10px;background:#eef2f8;overflow:hidden}
.activity-track div{height:100%;background:var(--teal);border-radius:10px}
.chart:nth-child(2) .activity-track div{background:#365e9f}
.settings{max-width:570px}
.settings label{display:block;font-size:14px;font-weight:700;margin-top:14px}
.settings input{display:block;width:100%;margin-top:5px;padding:11px 12px;border:1px solid #bbc8d7;border-radius:9px}
.settings button{margin-top:15px}

.admin-refresh{flex-wrap:wrap}
.student-results{margin-top:14px}
.student-row{display:grid;grid-template-columns:minmax(0,1fr) 5ch 9ch 1ch;gap:16px;align-items:center;padding:12px 0;border-bottom:1px solid var(--line)}
.student-row:last-child{border-bottom:0}
.student-row:hover{color:var(--teal);text-decoration:none}
.student-row span:first-child,.student-name{overflow-wrap:anywhere}
.student-row small{font-size:12px}
@media(max-width:400px){.student-row{gap:8px;grid-template-columns:minmax(0,1fr) 5ch 7ch 1ch;font-size:14px}}