.app-body{background:var(--paper);overflow:hidden}.app-shell{display:grid;grid-template-columns:240px 1fr;height:100vh}.sidebar{background:var(--white);border-right:1px solid var(--border);display:flex;flex-direction:column;padding:20px 14px 16px;height:100vh;overflow-y:auto}.sidebar-brand{display:flex;align-items:center;gap:10px;padding:4px 10px 24px;font-size:14.5px;font-weight:600;letter-spacing:-.02em;color:var(--ink)}.sidebar-nav{display:flex;flex-direction:column;gap:1px}.sidebar-item{display:flex;align-items:center;gap:10px;padding:9px 12px;border-radius:var(--r-sm);font-size:13.5px;font-weight:500;color:var(--ink-3);transition:background .14s ease,color .14s ease}.sidebar-item:hover{background:var(--paper-2);color:var(--ink)}.sidebar-item.active{background:var(--ink);color:var(--white)}.sidebar-item.active svg{color:var(--white)}.sidebar-item svg{width:16px;height:16px;color:var(--ink-4);flex:none}.sidebar-spacer{flex:1;min-height:20px}.partner-panel{padding:14px;background:var(--paper-2);border-radius:var(--r-md);margin-bottom:12px}.partner-label{font-family:var(--mono);font-size:10.5px;text-transform:uppercase;letter-spacing:.12em;color:var(--ink-4);margin-bottom:6px;font-weight:500}.partner-name{font-size:13.5px;font-weight:600;letter-spacing:-.01em;margin-bottom:2px}.partner-meta{font-size:11.5px;color:var(--ink-4)}.user-chip{display:flex;align-items:center;gap:10px;padding:12px 8px;border-top:1px solid var(--border)}.user-avatar{width:32px;height:32px;border-radius:50%;background:linear-gradient(135deg,var(--blue),var(--navy));color:var(--white);display:grid;place-items:center;font-family:var(--mono);font-size:11.5px;font-weight:600;letter-spacing:.02em;flex:none}.user-meta{flex:1;min-width:0}.user-name{font-size:13px;font-weight:500;color:var(--ink)}.user-mail{font-size:11px;color:var(--ink-4);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.user-logout{color:var(--ink-4);padding:6px;border-radius:var(--r-sm);transition:color .16s ease,background .16s ease}.user-logout:hover{color:var(--ink);background:var(--paper-2)}.user-logout svg{width:16px;height:16px;display:block}.app-main{padding:28px 40px 60px;overflow-y:auto;height:100vh}.app-topbar{display:flex;align-items:center;gap:14px;margin-bottom:32px}.search{flex:1;max-width:440px;position:relative}.search input{width:100%;padding:9px 14px 9px 38px;border:1px solid var(--border);border-radius:var(--r-md);background:var(--white);font-size:13.5px;color:var(--ink);font-family:var(--font);transition:border-color .16s ease,box-shadow .16s ease}.search input::placeholder{color:var(--ink-4)}.search input:focus{outline:none;border-color:var(--blue);box-shadow:0 0 0 3px var(--blue-soft)}.search svg{position:absolute;left:12px;top:50%;transform:translateY(-50%);width:15px;height:15px;color:var(--ink-4)}.search-kbd{position:absolute;right:10px;top:50%;transform:translateY(-50%);font-family:var(--mono);font-size:10.5px;color:var(--ink-4);background:var(--paper-2);padding:2px 6px;border-radius:4px;border:1px solid var(--border)}.topbar-spacer{flex:1}.icon-btn{width:36px;height:36px;display:grid;place-items:center;border:1px solid var(--border);border-radius:var(--r-md);background:var(--white);transition:background .16s ease}.icon-btn:hover{background:var(--paper-2)}.icon-btn svg{width:16px;height:16px;color:var(--ink-2)}.app-greeting{margin-bottom:28px}.app-greeting h1{font-size:30px;font-weight:600;letter-spacing:-.025em;line-height:1.1;margin-bottom:6px}.greeting-date{font-size:13.5px;color:var(--ink-4);font-variant-numeric:tabular-nums}.dashboard-stats{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--border);border:1px solid var(--border);border-radius:var(--r-md);overflow:hidden;margin-bottom:36px}.dash-stat{background:var(--white);padding:20px 22px}.dash-stat-label{font-size:11.5px;color:var(--ink-4);margin-bottom:10px;font-weight:500}.dash-stat-value{font-size:28px;font-weight:700;letter-spacing:-.03em;line-height:1;font-variant-numeric:tabular-nums;margin-bottom:6px;display:flex;align-items:baseline;gap:4px}.dash-stat-value .unit{font-size:14px;color:var(--ink-4);font-weight:500;letter-spacing:0}.dash-stat-detail{font-size:11.5px;color:var(--ink-4)}.continue-card{background:var(--white);border:1px solid var(--border);border-radius:var(--r-lg);padding:28px;margin-bottom:40px;position:relative;overflow:hidden}.continue-card:before{content:"";position:absolute;top:-40%;right:-10%;width:320px;height:320px;background:radial-gradient(circle,var(--blue-soft) 0%,transparent 70%);pointer-events:none}.continue-meta{font-size:11.5px;color:var(--ink-4);text-transform:uppercase;letter-spacing:.06em;margin-bottom:12px;display:flex;align-items:center;gap:8px;position:relative;font-weight:500}.continue-pulse{width:7px;height:7px;background:var(--blue);border-radius:50%;box-shadow:0 0 10px var(--blue-glow);animation:pulse 2s ease-in-out infinite}.continue-card h3{font-size:24px;font-weight:700;letter-spacing:-.02em;line-height:1.15;margin-bottom:8px;position:relative}.continue-sub{font-size:14.5px;color:var(--ink-3);margin-bottom:22px;max-width:60ch;position:relative}.continue-progress{display:flex;align-items:center;gap:14px;margin-bottom:22px;position:relative}.continue-bar{flex:1;max-width:280px;height:4px;background:var(--paper-2);border-radius:2px;overflow:hidden}.continue-fill{height:100%;background:var(--ink);border-radius:2px}.continue-progress-text{font-family:var(--mono);font-size:12px;color:var(--ink-3)}.continue-actions{display:flex;align-items:center;gap:12px;position:relative}.section-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:16px;margin-top:8px}.section-header h2{font-family:var(--font);font-size:18px;font-weight:600;letter-spacing:-.015em;max-width:none;margin-bottom:0}.section-link{font-size:13px;color:var(--ink-4);transition:color .16s ease}.section-link:hover{color:var(--ink)}.course-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.course-card{background:var(--white);border:1px solid var(--border);border-radius:var(--r-md);padding:22px;transition:border-color .2s ease,transform .2s ease,box-shadow .2s ease;display:flex;flex-direction:column;min-height:200px;cursor:pointer;color:inherit}.course-card:hover{border-color:var(--ink);transform:translateY(-2px);box-shadow:0 8px 24px -8px #0a0a0a14}.course-card-top{display:flex;align-items:center;justify-content:space-between;margin-bottom:16px}.course-card-icon{width:28px;height:28px;border-radius:var(--r-sm);background:var(--paper-2);border:1px solid var(--border);display:grid;place-items:center}.course-card-icon svg{width:14px;height:14px;color:var(--ink-2)}.catalog-filters{display:flex;gap:8px;margin-bottom:32px;flex-wrap:wrap}.catalog-filter{padding:7px 14px;border-radius:999px;font-size:13px;font-weight:500;color:var(--ink-3);background:var(--white);border:1px solid var(--border);cursor:pointer;transition:background .16s ease,border-color .16s ease,color .16s ease}.catalog-filter:hover{border-color:var(--ink-3);color:var(--ink)}.catalog-filter.active{background:var(--ink);color:var(--white);border-color:var(--ink)}.catalog-header{margin-bottom:28px}.catalog-header .eyebrow-text{font-size:11.5px;text-transform:uppercase;letter-spacing:.08em;color:var(--blue);font-weight:600;margin-bottom:12px;display:inline-flex;align-items:center;gap:10px}.catalog-header .eyebrow-text:before{content:"";width:24px;height:1px;background:var(--blue)}.catalog-header h1{font-size:36px;font-weight:700;letter-spacing:-.025em;line-height:1;margin-bottom:10px}.catalog-header .subtitle{font-size:15px;color:var(--ink-3);max-width:60ch}.resource-list{display:flex;flex-direction:column;background:var(--white);border:1px solid var(--border);border-radius:var(--r-md);overflow:hidden}.resource-row{display:flex;align-items:center;gap:16px;padding:16px 22px;border-top:1px solid var(--border);transition:background .14s ease}.resource-row:first-child{border-top:0}.resource-row:hover{background:var(--paper)}.resource-row-icon{width:40px;height:40px;border-radius:var(--r-sm);background:var(--paper-2);border:1px solid var(--border);display:grid;place-items:center;flex:none}.resource-row-icon svg{width:18px;height:18px;color:var(--ink-3)}.resource-row-body{flex:1;min-width:0}.resource-row-title{font-size:14px;font-weight:500;margin-bottom:3px}.resource-row-meta{font-size:11.5px;color:var(--ink-4);font-family:var(--mono)}.resource-row .btn{flex:none}.completion-banner{display:flex;align-items:center;gap:12px;padding:14px 18px;background:#ecfdf5;border:1px solid #BBF7D0;color:#15803d;border-radius:var(--r-md);font-size:14px;font-weight:500;margin-bottom:24px}.completion-banner svg{width:18px;height:18px;flex:none}.login-split{display:grid;grid-template-columns:1fr 1fr;min-height:100vh}.login-left{background:var(--black);color:var(--white);padding:48px;display:flex;flex-direction:column;justify-content:space-between;position:relative;overflow:hidden;min-height:100vh}.login-left:before{content:"";position:absolute;top:-10%;left:-10%;width:80%;height:80%;background:radial-gradient(ellipse at center,var(--blue-glow) 0%,transparent 60%);filter:blur(80px);pointer-events:none}.login-brand{display:flex;align-items:center;gap:10px;font-size:16px;font-weight:700;letter-spacing:-.02em;color:var(--white);position:relative;z-index:2}.login-footer-left{display:flex;justify-content:space-between;font-family:var(--mono);font-size:11px;color:#fff6;letter-spacing:.06em;position:relative;z-index:2}.login-pitch{position:relative;z-index:2;max-width:460px}.login-tagline{font-family:var(--serif);font-size:32px;line-height:1.15;letter-spacing:-.02em;font-weight:400;color:var(--white);margin:0 0 32px}.login-bullets{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:12px}.login-bullets li{display:flex;align-items:flex-start;gap:12px;font-size:16px;line-height:1.45;color:#ffffffc7}.login-bullets li svg{width:18px;height:18px;color:var(--blue);flex:none;margin-top:3px}.login-right{background:var(--white);padding:48px;display:flex;align-items:center;justify-content:center}.login-form-wrap{width:100%;max-width:380px}.login-form-wrap h1{font-family:var(--serif);font-size:40px;font-weight:400;letter-spacing:-.025em;line-height:1;margin-bottom:10px}.login-form-sub{font-size:14px;color:var(--ink-3);margin-bottom:32px;line-height:1.5}.login-form{display:flex;flex-direction:column;gap:14px;margin-bottom:20px}.form-field{display:flex;flex-direction:column;gap:6px}.form-label{font-size:12.5px;font-weight:500;color:var(--ink-2)}.form-input{padding:11px 14px;border:1px solid var(--border);border-radius:var(--r-md);background:var(--white);font-size:14px;color:var(--ink);font-family:var(--font);transition:border-color .16s ease,box-shadow .16s ease}.form-input::placeholder{color:var(--ink-4)}.form-input:focus{outline:none;border-color:var(--blue);box-shadow:0 0 0 3px var(--blue-soft)}.form-button{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:12px 22px;background:var(--ink);color:var(--white);border-radius:var(--r-md);font-size:14px;font-weight:500;cursor:pointer;transition:background .2s ease,transform .2s ease}.form-button:hover{background:var(--ink-2);transform:translateY(-1px)}.form-button svg{width:14px;height:14px}.form-message{display:flex;align-items:flex-start;gap:10px;padding:12px 14px;border-radius:var(--r-md);font-size:13px;line-height:1.5;margin-top:4px}.form-message svg{width:16px;height:16px;flex:none;margin-top:1px}.form-message-success{background:#ecfdf5;color:#15803d;border:1px solid #BBF7D0}.form-message-error{background:#fef2f2;color:#b91c1c;border:1px solid #FECACA}.login-footer{margin-top:28px;font-size:12.5px;color:var(--ink-4);text-align:center;line-height:1.5}RESPONSIVE — App shell collapse on mobile ═════════════════════════════════════════════════════════════════ */ @media (max-width: 980px){.app-shell{grid-template-columns:1fr;height:auto;min-height:100vh}.sidebar{height:auto;flex-direction:row;align-items:center;border-right:0;border-bottom:1px solid var(--border);padding:10px 16px;gap:8px;overflow-x:auto}.sidebar-brand{padding:0;margin-right:12px;flex:none}.sidebar-nav{flex-direction:row;flex:1;overflow-x:auto}.sidebar-item{padding:8px 10px}.sidebar-item .label,.sidebar-spacer,.partner-panel,.user-chip{display:none}.app-main{height:auto;padding:24px 20px}.login-split{grid-template-columns:1fr}.login-left{padding:32px;min-height:auto}.login-right{padding:40px 32px}.dashboard-stats,.course-grid{grid-template-columns:1fr 1fr}.app-topbar .search{max-width:none}}@media(max-width:640px){.course-grid{grid-template-columns:1fr}.app-greeting h1{font-size:clamp(1.5rem,5vw + .5rem,2rem)}.app-main{padding-inline:var(--space-md);padding-block:var(--space-lg) var(--space-2xl)}.continue-card{padding:var(--space-lg)}.continue-progress{flex-wrap:wrap}.continue-actions{flex-direction:column;align-items:stretch}.continue-actions .btn{justify-content:center}.app-topbar{flex-wrap:wrap;gap:var(--space-sm)}.search{inline-size:100%;max-inline-size:none;order:2}.topbar-spacer{display:none}.icon-btn{min-block-size:36px;min-inline-size:36px}.course-card{padding:var(--space-md)}.login-split{grid-template-columns:1fr}.login-left{padding:var(--space-lg);min-block-size:auto}.login-right{padding:var(--space-xl) var(--space-lg)}.login-tagline{font-size:clamp(1.5rem,6vw,2rem)}.login-bullets li{font-size:var(--fs-base)}.login-form-wrap h1{font-size:clamp(1.75rem,6vw,2.5rem)}}