:root{--blue:#1a73e8;--blue-dark:#1557b0;--green:#188038;--yellow:#fbbc04;--red:#d93025;--ink:#202124;--muted:#5f6368;--line:#dadce0;--surface:#fff;--soft:#f8fafd;--canvas:#f1f3f4;--shadow:0 1px 2px #3c404329, 0 8px 24px #3c404314;color:var(--ink);background:var(--canvas);font-synthesis:none;-webkit-font-smoothing:antialiased;font-family:Google Sans,Product Sans,Noto Sans,Segoe UI,sans-serif}*{box-sizing:border-box}body{background:var(--canvas);min-width:320px;margin:0}button,input,select{font:inherit}button{cursor:pointer}.login-page{background:radial-gradient(circle at 18% 18%, #1a73e82e, transparent 30%), radial-gradient(circle at 82% 70%, #34a85329, transparent 28%), var(--canvas);place-items:center;min-height:100vh;padding:24px;display:grid}.login-card{background:var(--surface);border:1px solid var(--line);width:min(100%,520px);box-shadow:var(--shadow);border-radius:32px;padding:clamp(32px,5vw,52px)}.login-card>img{width:min(100%,310px);height:auto;margin:0 auto 30px;display:block}.login-card h1{color:var(--ink);letter-spacing:-.07em;margin:0;font-size:clamp(2.5rem,8vw,4.5rem);line-height:.95}.login-card p:not(.eyebrow){color:var(--muted);margin:14px 0 24px}.login-card form{gap:10px;display:grid}.login-card label{color:var(--muted);font-size:.8rem;font-weight:800}.login-card input{min-height:52px;color:var(--ink);background:var(--soft);border:1px solid var(--line);border-radius:16px;outline:0;padding:0 14px}.login-card input:focus{border-color:var(--blue);box-shadow:0 0 0 3px #1a73e824}.login-card button{color:#fff;background:var(--blue);border:0;border-radius:999px;min-height:52px;margin-top:10px;font-weight:850}.login-error{color:var(--red);font-size:.82rem;font-weight:750}.app-shell{grid-template-columns:280px minmax(0,1fr);min-height:100vh;display:grid}.side-nav{background:var(--surface);border-right:1px solid var(--line);flex-direction:column;gap:24px;height:100vh;padding:22px 16px;display:flex;position:sticky;top:0}.brand{border-bottom:1px solid var(--line);text-align:center;justify-items:center;gap:12px;padding:8px 10px 22px;display:grid}.brand-logo{object-fit:contain;flex:none;width:178px;height:auto}.brand strong{color:var(--ink);font-size:1.25rem;font-weight:850;line-height:1.1;display:block}.side-nav nav{gap:6px;display:grid}.side-nav a,.side-nav nav button,.settings{min-height:46px;color:var(--muted);text-align:left;background:0 0;border:0;border-radius:999px;align-items:center;gap:14px;padding:0 14px;font-weight:700;text-decoration:none;display:flex}.side-nav a.active,.side-nav nav button.active{color:var(--blue-dark);background:#e8f0fe}.side-nav a:hover,.side-nav nav button:hover,.settings:hover{background:#f1f3f4}.settings{margin-top:auto}main{min-width:0;padding:22px clamp(18px,3vw,36px) 42px}.top-bar{z-index:5;background:linear-gradient(var(--canvas) 75%, #f1f3f400);align-items:center;gap:12px;padding-bottom:22px;display:flex;position:sticky;top:0}.search{background:var(--surface);width:min(100%,720px);height:48px;box-shadow:var(--shadow);border:1px solid #0000;border-radius:999px;align-items:center;gap:12px;padding:0 18px;display:flex}.search input{background:0 0;border:0;outline:0;width:100%}.icon-button,.profile{border-radius:50%;place-items:center;width:44px;height:44px;display:grid}.icon-button{color:var(--muted);background:var(--surface);border:1px solid var(--line)}.top-actions{align-items:center;gap:12px;margin-left:auto;display:flex;position:relative}.account-menu{position:relative}.profile{color:#fff;background:var(--blue);border:0;font-weight:850}.account-dropdown{z-index:20;width:260px;color:var(--ink);background:var(--surface);border:1px solid var(--line);box-shadow:var(--shadow);border-radius:20px;gap:8px;padding:12px;display:grid;position:absolute;top:calc(100% + 10px);right:0}.account-dropdown>div{border-bottom:1px solid var(--line);padding:8px 10px 10px}.account-dropdown strong,.account-dropdown span{display:block}.account-dropdown span{color:var(--muted);margin-top:3px;font-size:.82rem}.account-dropdown button{min-height:40px;color:var(--ink);text-align:left;background:0 0;border:0;border-radius:12px;align-items:center;gap:10px;padding:0 10px;font-weight:750;display:flex}.account-dropdown button:hover{background:var(--soft)}.hero{color:#fff;background:radial-gradient(circle at 82% 18%, #fbbc046b, transparent 28%), linear-gradient(135deg, #174ea6, var(--blue));box-shadow:var(--shadow);border-radius:32px;grid-template-columns:minmax(0,1fr) auto;align-items:end;gap:24px;padding:clamp(24px,4vw,42px);display:grid}.eyebrow{opacity:.72;letter-spacing:.08em;text-transform:uppercase;margin:0 0 8px;font-size:.75rem;font-weight:850}.hero h1{letter-spacing:-.06em;margin:0;font-size:clamp(2.2rem,5vw,4.7rem);line-height:.96}.hero p:not(.eyebrow){color:#ffffffdb;max-width:740px;margin:18px 0 0}.hero button,.class-card button,.teams-card button,.approval-card button{min-height:44px;color:var(--blue-dark);background:#fff;border:0;border-radius:999px;align-items:center;gap:8px;padding:0 18px;font-weight:850;display:inline-flex}.page-panel{background:var(--surface);border:1px solid var(--line);box-shadow:var(--shadow);border-radius:28px;grid-template-columns:minmax(0,1fr) auto;align-items:end;gap:18px;margin-bottom:18px;padding:24px;display:grid}.page-panel h2{letter-spacing:-.05em;margin:0;font-size:clamp(2rem,4vw,3.4rem)}.page-panel p:not(.eyebrow){max-width:720px;color:var(--muted);margin:10px 0 0}.page-actions{flex-wrap:wrap;justify-content:flex-end;gap:10px;display:flex}.page-actions button{color:#fff;background:var(--blue);border:0;border-radius:999px;min-height:42px;padding:0 16px;font-weight:800}.page-actions button+button{color:var(--blue);background:#e8f0fe}.metric-row{grid-template-columns:repeat(4,1fr);gap:14px;margin:18px 0;display:grid}.metric-row article{background:var(--surface);border:1px solid var(--line);border-radius:22px;gap:8px;padding:18px;display:grid}.metric-row svg,.panel-title svg{color:var(--blue)}.metric-row span{color:var(--muted);font-size:.78rem;font-weight:750}.metric-row strong{font-size:1.08rem}.dashboard-grid{grid-template-columns:minmax(0,1fr) 380px;align-items:start;gap:18px;display:grid}.main-column,.right-column{gap:18px;display:grid}.section-heading,.panel-title{justify-content:space-between;align-items:center;gap:18px;display:flex}.section-heading h2,.panel h2,.teams-card h2,.approval-card h2{letter-spacing:-.03em;margin:0}.section-heading .eyebrow,.panel .eyebrow{color:var(--muted);opacity:1}.section-heading button{min-height:38px;color:var(--blue);border:1px solid var(--line);background:0 0;border-radius:999px;padding:0 14px;font-weight:750}.class-grid{grid-template-columns:repeat(3,1fr);gap:14px;display:grid}.class-card,.panel,.teams-card,.approval-card{background:var(--surface);border:1px solid 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strong,.resource-list small{display:block}.resource-list small,.resource-list em,.assessment-list span,.schedule-list small{color:var(--muted);font-size:.78rem;font-style:normal}.teams-card{color:#fff;background:linear-gradient(145deg,#4f46e5,#2563eb);border-color:#0000}.teams-header{justify-content:space-between;align-items:center;margin-bottom:22px;display:flex}.teams-header span{background:#ffffff24;border-radius:999px;padding:8px 12px;font-weight:800}.teams-card p,.teams-card small{color:#ffffffd1}.teams-form{gap:10px;margin:18px 0;display:grid}.teams-form label{color:#fffc;gap:6px;font-size:.8rem;font-weight:750;display:grid}.teams-form input,.teams-form select{min-height:44px;color:var(--ink);background:#fff;border:0;border-radius:14px;padding:0 12px}.assessment-list div,.student-list div,.schedule-list div{background:var(--soft);border-radius:18px;gap:4px;padding:14px;display:grid}.assessment-list em,.student-list em{color:var(--green);background:#e6f4ea;border-radius:999px;justify-self:start;padding:4px 9px;font-size:.72rem;font-style:normal;font-weight:850}.student-list div{grid-template-columns:86px 1fr auto auto;align-items:center}.student-list small{color:var(--blue-dark);font-weight:900}.student-list em{color:var(--blue-dark);background:#e8f0fe}.schedule-list div{grid-template-columns:58px 1fr;align-items:center}.schedule-list span{min-height:48px;color:var(--blue-dark);background:#e8f0fe;border-radius:14px;grid-row:span 2;place-items:center;font-weight:850;display:grid}.lower-grid{grid-template-columns:1fr 1fr 360px;gap:18px;margin-top:18px;display:grid}.approval-card{color:#fff;background:linear-gradient(145deg,#188038,#34a853);border-color:#0000}.approval-card p{color:#ffffffd1}.modal-backdrop{z-index:30;-webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px);background:#20212461;place-items:center;padding:20px;display:grid;position:fixed;inset:0}.modal{background:var(--surface);border-radius:28px;width:min(100%,560px);padding:24px;box-shadow:0 24px 70px #20212447}.modal-header{justify-content:space-between;align-items:center;gap:18px;margin-bottom:18px;display:flex}.modal-header h2{letter-spacing:-.04em;margin:0;font-size:1.7rem}.modal-header button{width:40px;height:40px;color:var(--muted);background:var(--soft);border:0;border-radius:50%;place-items:center;display:grid}.modal-form{gap:12px;display:grid}.modal-form label{color:var(--muted);gap:7px;font-size:.8rem;font-weight:800;display:grid}.modal-form input,.modal-form textarea,.modal-form select{width:100%;min-height:48px;color:var(--ink);background:var(--soft);border:1px solid var(--line);border-radius:16px;outline:0;padding:12px 14px}.modal-actions{justify-content:flex-end;gap:10px;margin-top:8px;display:flex}.modal-actions button{border:0;border-radius:999px;min-height:42px;padding:0 16px;font-weight:850}.modal-actions button:first-child{color:var(--muted);background:var(--soft)}.modal-actions button:last-child{color:#fff;background:var(--blue)}@media (width<=1180px){.app-shell{grid-template-columns:88px minmax(0,1fr)}.brand strong,.side-nav span,.settings{display:none}.brand-logo{width:58px}.side-nav{align-items:center}.side-nav a,.side-nav nav button{justify-content:center;width:52px;padding:0}.dashboard-grid,.lower-grid{grid-template-columns:1fr}.right-column{grid-template-columns:1fr 1fr}}@media (width<=820px){.app-shell{display:block}.side-nav{display:none}main{padding:14px}.top-bar{padding-bottom:14px}.hero,.page-panel,.metric-row,.class-grid,.right-column{grid-template-columns:1fr}.hero{border-radius:24px}}@media (width<=540px){.top-bar,.top-actions{gap:8px}.hero h1{font-size:2.55rem}.student-list div{grid-template-columns:1fr}}