:root{color-scheme:light dark;--spruce: #2e6b4f;--spruce-deep: #17402e;--river: #2f6f8f;--river-deep: #1d4557;--amber: #966725;--plum: #6b4f8f;--paper: #f4f1ea;--ink: #1d2b25;--card: #ffffff;--error: #b02a2a}*{box-sizing:border-box;margin:0}body{font-family:ui-rounded,-apple-system,SF Pro Rounded,Segoe UI,system-ui,sans-serif;color:var(--ink);background:var(--paper)}button{font:inherit;border:1px solid #d8d2c4;border-radius:10px;padding:8px 14px;background:#fff;cursor:pointer}button.primary{background:var(--spruce);border-color:var(--spruce);color:#fff;font-weight:600}button.danger{background:var(--error);border-color:var(--error);color:#fff;font-weight:600}button.linklike{border:none;background:transparent;color:var(--river);text-decoration:underline;padding:2px 0;font-size:13px}.login-card button.linklike{color:var(--river-deep)}button:disabled{opacity:.5;cursor:default}input,select,textarea{font:inherit;border:1px solid #d8d2c4;border-radius:10px;padding:8px 10px;width:100%;margin:4px 0;background:#fff}textarea{min-height:70px;resize:vertical}a{color:var(--river);font-weight:600;text-decoration:none}.login-bg{min-height:100vh;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:20px;padding:24px;background:linear-gradient(135deg,var(--spruce-deep),var(--spruce),var(--river-deep))}.login-hero{text-align:center;color:#fff}.login-hero h1{font-size:42px;margin-top:6px;letter-spacing:-.5px}.login-hero p{opacity:.92}.login-logo{display:block;margin:0 auto;filter:brightness(0) invert(1);opacity:.96}.logo{font-size:46px}.logo.small{font-size:26px}.login-back{display:inline-flex;align-items:center;gap:6px;color:#fff;opacity:.85;font-size:14px;font-weight:600;text-decoration:none;align-self:flex-start}.login-back:hover{opacity:1}.login-card{max-width:420px;width:100%;display:flex;flex-direction:column;gap:10px}.login-card h2{font-size:17px;margin-bottom:4px}.login-card button[type=submit]{margin-top:6px}.login-card button.linklike{align-self:center}.card{background:var(--card);border-radius:16px;padding:16px;margin:10px 0;box-shadow:0 3px 10px #00000012}.card.accent{border:1.5px solid color-mix(in srgb,var(--accent, var(--spruce)) 45%,transparent)}.card.slim{padding:10px 14px}.card h3{margin:4px 0 6px}.shell{display:flex;min-height:100vh}.shell[data-role=student]{--accent: var(--river)}.shell[data-role=parent]{--accent: var(--amber)}.shell[data-role=teacher]{--accent: var(--spruce)}.shell[data-role=admin]{--accent: var(--plum)}.sidebar{width:230px;padding:14px;background:#ece7db;display:flex;flex-direction:column;gap:4px;flex-shrink:0}.brand{display:flex;gap:8px;align-items:center;padding:6px 6px 14px}.sidebar button{text-align:left;border:none;background:transparent;padding:9px 12px;border-radius:10px;font-weight:500}.sidebar button.active{background:#fff;font-weight:700;color:var(--accent-fg, var(--accent))}.sidebar-footer{margin-top:auto;padding-top:12px;display:grid;gap:6px}.content{flex:1;padding:20px 26px;max-width:900px}.screen-header{background:linear-gradient(120deg,var(--accent),color-mix(in srgb,var(--accent) 60%,#123));color:#fff;border-radius:18px;padding:18px 20px;margin-bottom:12px}.screen-header p{opacity:.92;font-size:14px}.tiles{display:grid;grid-template-columns:repeat(auto-fit,minmax(160px,1fr));gap:10px}.tile strong{font-size:26px;display:block}.tile span{color:#667;font-size:14px}.eyebrow{color:var(--accent-fg, var(--accent));font-weight:700;font-size:13px}.muted{color:#667}.tiny{font-size:12px}.grade{color:var(--spruce);font-weight:600}.chip{background:var(--accent, var(--spruce));color:#fff;border-radius:999px;padding:2px 9px;font-size:12px;font-weight:600}.row{display:flex;gap:8px;align-items:center;flex-wrap:wrap}.row.spread{justify-content:space-between;padding:4px 0}.radio{display:inline-flex;gap:3px;align-items:center;font-size:13px;margin-left:8px}.radio input{width:auto;margin:0}blockquote{border-left:3px solid #d8d2c4;padding-left:10px;color:#445;margin:8px 0}.nav-section{font-size:11px;font-weight:700;text-transform:uppercase;letter-spacing:.06em;color:#61616f;padding:12px 12px 3px}.sidebar>div>button{width:100%}.lang-toggle button{padding:4px 10px;font-size:12px}.lang-toggle button.active{background:var(--accent, var(--spruce));color:#fff;font-weight:700}pre.mono{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:12px;background:#f7f5ef;border:1px solid #e4ded0;border-radius:10px;padding:10px;overflow-x:auto;margin:8px 0;white-space:pre}pre.scroll{max-height:260px;overflow:auto}details>summary{cursor:pointer;font-weight:600;margin:4px 0}label{font-size:14px}input[type=range]{width:auto;max-width:160px}input[type=checkbox]{width:auto;margin:0 6px 0 0}.notice{background:#fff;border:1.5px solid var(--spruce);border-radius:12px;padding:10px 14px;display:flex;gap:12px;align-items:center;max-width:640px}.notice.error{border-color:var(--error);color:var(--error)}.notice.floating{position:fixed;bottom:18px;right:18px;box-shadow:0 6px 18px #0000002e;z-index:10}.mobile-topbar,.nav-scrim{display:none}@media (max-width: 760px){.shell{flex-direction:column}.mobile-topbar{display:flex;align-items:center;gap:10px;position:sticky;top:0;z-index:40;padding:8px 12px;background:#ece7db;border-bottom:1px solid #ddd6c8}.mobile-topbar strong{font-size:16px}.mobile-topbar .topbar-role{margin-left:auto;text-transform:capitalize}.hamburger{width:44px;height:44px;padding:0;border-radius:10px;display:flex;align-items:center;justify-content:center;background:#fff;border:1px solid #d8d2c4}.hamburger-lines{display:inline-flex;flex-direction:column;gap:4px}.hamburger-lines span{display:block;width:20px;height:2px;border-radius:2px;background:var(--ink)}.sidebar{position:fixed;top:0;left:0;bottom:0;z-index:50;width:min(84vw,300px);height:100vh;overflow-y:auto;flex-direction:column;flex-wrap:nowrap;transform:translate(-100%);transition:transform .24s cubic-bezier(.22,1,.36,1);box-shadow:0 0 30px #00000040}.sidebar.open{transform:translate(0)}.sidebar button{min-height:44px}.sidebar .lang-toggle button{min-height:40px}.nav-scrim{display:block;position:fixed;top:0;right:0;bottom:0;left:0;z-index:45;background:#00000061;opacity:0;pointer-events:none;transition:opacity .24s ease}.nav-scrim.show{opacity:1;pointer-events:auto}.content{padding:14px 16px;max-width:100%}.notif-bell{top:8px;right:12px}.notice.floating{max-width:min(640px,calc(100vw - 36px))}.trail-map{overflow-x:auto}}@media (prefers-reduced-motion: reduce){.sidebar,.nav-scrim{transition:none}}button{transition:transform .16s cubic-bezier(.22,1,.36,1),background-color .16s ease-out,box-shadow .16s ease-out,opacity .16s ease-out}button:not(:disabled):hover{box-shadow:0 2px 8px #0000001a}button:not(:disabled):active{transform:scale(.97);box-shadow:none}.pressable{cursor:pointer;transition:transform .18s cubic-bezier(.22,1,.36,1),background-color .18s ease-out,box-shadow .18s ease-out}.pressable:hover{box-shadow:0 5px 14px #0000001c}.pressable:active{transform:scale(.985)}@keyframes rise-in{0%{opacity:0;transform:translateY(6px)}to{opacity:1;transform:translateY(0)}}.rise-in{animation:rise-in .22s cubic-bezier(.22,1,.36,1) both}.glass{background:color-mix(in srgb,var(--card) 58%,transparent);-webkit-backdrop-filter:blur(18px) saturate(170%);backdrop-filter:blur(18px) saturate(170%);border:1px solid rgba(255,255,255,.55);border-top-color:#fffc;border-radius:16px;padding:16px;margin:10px 0;box-shadow:0 8px 22px #17402e1a}.glass.slim{padding:10px 14px}.glass-row{display:flex;gap:8px;align-items:center;justify-content:space-between;padding:7px 10px;margin:6px 0;border-radius:10px;background:color-mix(in srgb,var(--card) 45%,transparent);border:1px solid rgba(255,255,255,.45)}.weight-bar{height:6px;border-radius:3px;overflow:hidden;flex:1;min-width:60px;background:#00000014}.weight-bar>span{display:block;height:100%;border-radius:3px;background:var(--accent, var(--spruce));transition:width .2s cubic-bezier(.22,1,.36,1)}.weight-sum{font-size:12.5px;color:#667;margin:6px 2px 0}.weight-sum.off{color:var(--amber);font-weight:600}input.weight-input{width:84px}@media (prefers-reduced-transparency: reduce){.glass,.glass-row{background:var(--card);backdrop-filter:none;-webkit-backdrop-filter:none}}@media (prefers-reduced-motion: reduce){.rise-in{animation:none}button,.pressable,.weight-bar>span{transition:none}}.attachments{margin:8px 0;padding:8px 10px;background:#00000008;border-radius:8px;display:flex;flex-direction:column;gap:6px}.attachment-row{padding:4px 0;border-top:1px solid rgba(0,0,0,.06)}button.link{background:none;border:none;color:var(--river, #2b6cb0);cursor:pointer;padding:2px 6px;font:inherit}button.link.danger{color:#b03a3a}button.link:disabled{opacity:.5;cursor:default}.career-tabs{margin:2px 0 10px}.career-tabs button.active{background:var(--accent, var(--spruce));border-color:var(--accent, var(--spruce));color:#fff;font-weight:700}.trail-map{display:flex;align-items:flex-start;margin:6px 0 2px}.trail-node{display:flex;flex-direction:column;align-items:center;gap:3px;text-align:center;min-width:64px}.trail-dot{width:44px;height:44px;border-radius:50%;display:flex;align-items:center;justify-content:center;background:#eee7d9;border:2px solid #d8d2c4;font-size:17px;font-weight:700;color:#667}.trail-node.done .trail-dot{background:var(--accent, var(--spruce));border-color:var(--accent, var(--spruce));color:#fff}.trail-connector{flex:1;height:3px;background:#d8d2c4;margin-top:22px;min-width:10px;border-radius:2px}.trail-connector.done{background:var(--accent, var(--spruce))}.trail-stage-label{font-size:12px;font-weight:600}.step-row{padding:6px 0;border-top:1px solid #f1ece0}.step-row:first-of-type{border-top:none}.content{position:relative}.notif-bell{position:absolute;top:14px;right:18px;z-index:20}.notif-toggle{position:relative;width:40px;height:40px;border-radius:50%;background:#fff;border:1.5px solid #e4ded0;font-size:18px;display:flex;align-items:center;justify-content:center;padding:0}.notif-badge{position:absolute;top:-5px;right:-5px;min-width:18px;height:18px;padding:0 4px;border-radius:9px;background:var(--error, #b03a3a);color:#fff;font-size:11px;font-weight:700;line-height:18px}.notif-panel{position:absolute;top:46px;right:0;width:340px;max-height:420px;overflow-y:auto;background:#fff;border:1.5px solid #e4ded0;border-radius:12px;box-shadow:0 10px 28px #00000029;display:flex;flex-direction:column}.notif-head{display:flex;justify-content:space-between;align-items:center;padding:10px 12px;border-bottom:1px solid #eee7d9;position:sticky;top:0;background:#fff;z-index:1}.notif-empty{padding:16px 12px;font-size:13px;color:#7a7466}.notif-row{display:flex;gap:10px;align-items:flex-start;text-align:left;width:100%;padding:10px 12px;background:none;border:none;border-bottom:1px solid #f1ece0;font:inherit;cursor:pointer}.notif-row.unread{background:#f6f1e3}.notif-row:last-child{border-bottom:none}.notif-icon{font-size:16px;line-height:1.3}.notif-main{display:flex;flex-direction:column;gap:2px;min-width:0;flex:1}.notif-title{font-weight:600;font-size:13.5px}.notif-row.unread .notif-title{font-weight:700}.notif-body{font-size:12.5px;color:#5d5748;overflow-wrap:anywhere}.notif-meta{font-size:11px;color:#726d5e}.notif-dot{width:8px;height:8px;border-radius:50%;margin-top:5px;background:var(--spruce, #2e5d4b);flex:none}@media (prefers-color-scheme: dark){:root{--paper: #141714;--ink: #e8ebe6;--card: #20251f;--river-deep: #7fb0d0}.shell[data-role=student]{--accent-fg: #7fb0d0}.shell[data-role=parent]{--accent-fg: #d9a441}.shell[data-role=teacher]{--accent-fg: #6fbf9a}.shell[data-role=admin]{--accent-fg: #b79bd6}input,select,textarea{background:#171b17;border-color:#39413a;color:var(--ink)}input::placeholder,textarea::placeholder{color:#8b938b}button{background:#2a312a;border-color:#3c443c;color:var(--ink)}button.primary{background:var(--spruce);border-color:var(--spruce);color:#fff}button.danger{background:var(--error);border-color:var(--error);color:#fff}button:not(:disabled):hover{box-shadow:0 2px 8px #00000080}a,button.linklike,.login-card button.linklike,button.link{color:#7fb0d0}button.link.danger{color:#ff8f8f}.card{box-shadow:0 3px 12px #00000073}.muted,.tile span,.weight-sum,.tiny,.notif-empty,.notif-body,.notif-meta{color:#a3aca4}blockquote{border-left-color:#39413a;color:#b8c0b8}.grade{color:#6fbf9a}.weight-sum.off{color:#d9a441}pre.mono{background:#171b17;border-color:#2f362f}.notice{background:var(--card)}.notice.error{border-color:#ff8f8f;color:#ff8f8f}.sidebar{background:#1a1f1a}.sidebar button.active{background:#2b322b}.nav-section{color:#9aa39b}.mobile-topbar{background:#1a1f1a;border-bottom-color:#2c332c}.hamburger{background:#222822;border-color:#39413a}.notif-toggle,.notif-panel,.notif-head{background:var(--card);border-color:#2f362f}.notif-row{border-bottom-color:#2a302a}.notif-row.unread{background:#262d24}.trail-dot{background:#2a302a;border-color:#39413a;color:#a3aca4}.trail-connector,.weight-bar{background:#333a33}.step-row{border-top-color:#2a302a}.attachments{background:#ffffff0a}.attachment-row{border-top-color:#ffffff14}.glass{border-color:#ffffff24;border-top-color:#ffffff47}}.game-tiles{grid-template-columns:repeat(auto-fit,minmax(240px,1fr))}.game-card{display:flex;flex-direction:column;gap:8px}.game-card h3{margin:0}.game-card button{margin-top:auto}.game-emoji{font-size:34px;line-height:1}.game-emoji.big{font-size:54px;text-align:center}.game-subject{margin:2px 0 0;font-weight:600}.game-progress-row{justify-content:space-between}.game-prompt{margin:12px 0 8px}.game-choices{display:flex;flex-direction:column;gap:8px}button.game-choice{text-align:left;width:100%;padding:12px 14px;border-radius:12px;border:1.5px solid rgba(46,93,75,.25);background:var(--card, #fff);font-weight:600}button.game-choice.correct{background:#2e5d4b26;border-color:var(--spruce, #2e5d4b);color:var(--spruce-deep, #1f4636);opacity:1}button.game-choice.wrong{background:#b03a3a26;border-color:var(--error, #b03a3a);color:#7c2727;opacity:1}button.game-choice.dimmed{opacity:.5}.game-feedback{margin-top:10px;display:flex;flex-direction:column;gap:6px;align-items:flex-start}.game-good{color:var(--spruce-deep, #1f4636)}.game-hint{color:#8a5a00}.game-result{text-align:center;display:flex;flex-direction:column;gap:8px;align-items:center}.game-score{font-size:44px;font-weight:700;margin:0;color:var(--accent, var(--spruce))}.game-encouragement{font-size:17px;font-weight:600;margin:0}.game-streak{color:#8a5a00;font-weight:600;margin:0}:focus-visible{outline:3px solid var(--river);outline-offset:2px;border-radius:6px}a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible,summary:focus-visible,[tabindex]:focus-visible{outline:3px solid var(--river);outline-offset:2px}.offline-banner{background:#fbf1dc;border:1px solid var(--amber);color:#5c4114;border-radius:10px;padding:8px 12px;margin-bottom:12px;font-size:13px;font-weight:600}.help-fab{position:fixed;right:18px;bottom:18px;z-index:40;width:40px;height:40px;border-radius:50%;padding:0;font-size:18px;font-weight:700;line-height:1;background:var(--card);border:1px solid #d8d2c4;box-shadow:0 2px 8px #00000026}.overlay-scrim{position:fixed;top:0;right:0;bottom:0;left:0;z-index:50;background:#0006;display:flex;align-items:center;justify-content:center;padding:20px}.overlay-panel{max-width:440px;width:100%}.shortcut-list{margin:8px 0;display:grid;gap:6px}.shortcut-list dt,.shortcut-list dd{margin:0}.shortcut-list kbd{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:12px;background:#ece7db;border:1px solid #d8d2c4;border-radius:6px;padding:2px 6px}@media (prefers-color-scheme: dark){.offline-banner{background:#33291a;color:#e6c98a}.help-fab{background:#1a1f1a;border-color:#39413a}.shortcut-list kbd{background:#2b322b;border-color:#39413a}}@media print{.sidebar,.mobile-topbar,.nav-scrim,.sidebar-footer,.notif-bell,.help-fab,.notice,.notice.floating,.offline-banner,.overlay-scrim,.lang-toggle{display:none!important}html,body,.shell,.content,.screen,.card{background:#fff!important;color:#000!important}.shell{display:block!important}.content{max-width:100%!important;padding:0!important}.card{box-shadow:none!important;border:1px solid #ccc!important;break-inside:avoid;page-break-inside:avoid}.muted,.tiny.muted{color:#333!important}a{color:#000!important;text-decoration:underline}button:not(.game-choice){display:none!important}}