:root{--bg: #fbf9f4;--surface: #ffffff;--paper: #f2f2f2;--text: #0b1846;--muted: #555fab;--border: #dddddd;--accent: #50e2c2;--royal: #4f23ce;--plum: #aa0fa9;--signal: #ea0632;--sun: #ffc000;--contrast: #071849;--r-sm: 4px;--r-md: 8px;--r-lg: 12px;--r-xl: 16px;--font-sans: "Lato", Arial, Helvetica, sans-serif;--font-ui: "Inter", Arial, Helvetica, sans-serif;--ease: cubic-bezier(.16, 1, .3, 1);--tempo: .4s}*{box-sizing:border-box}html,body{margin:0}body{font-family:var(--font-sans);color:var(--text);background:var(--bg);line-height:1.6;letter-spacing:.015em;min-height:100vh;-webkit-font-smoothing:antialiased}[hidden]{display:none!important}.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0)}.proto-banner{display:flex;flex-wrap:wrap;align-items:center;justify-content:center;gap:.4rem 1.5rem;font-family:var(--font-ui);font-size:.75rem;letter-spacing:.04em;padding:.4rem clamp(1rem,4vw,3rem);background:var(--sun);color:var(--contrast);font-weight:600;border-bottom:1.5px dashed #b38600}.proto-note{margin:0;text-align:center}.proto-controls{display:flex;align-items:center;gap:.6rem;flex-wrap:wrap;justify-content:center}.proto-controls[hidden]{display:none}.proto-banner:has(.proto-controls:not([hidden])){justify-content:space-between}.label{font-family:var(--font-ui);font-size:.78rem;font-weight:600;letter-spacing:.08em;text-transform:uppercase;color:var(--plum);margin:0 0 .4rem}.label-light{color:var(--accent)}.muted{color:var(--muted);margin:0 0 1.5rem}.fine{font-family:var(--font-ui);font-size:.8rem;color:var(--muted);margin:1.25rem 0 0}.auth{display:grid;grid-template-columns:minmax(0,1.05fr) minmax(0,1fr);min-height:100vh;animation:fade-in var(--tempo) var(--ease)}.auth-brand{position:relative;overflow:hidden;background:var(--contrast);color:#fff;padding:clamp(2rem,5vw,4.5rem);display:flex;flex-direction:column;justify-content:center}.auth-logo{width:150px;position:absolute;top:clamp(2rem,5vw,4.5rem);left:clamp(2rem,5vw,4.5rem)}.auth-eyebrow{font-family:var(--font-ui);font-weight:600;letter-spacing:.08em;text-transform:uppercase;font-size:.85rem;color:var(--accent);margin:0 0 1rem}.auth-headline{font-size:clamp(2.6rem,5.2vw,4.75rem);line-height:.94;font-weight:900;letter-spacing:-.05em;margin:0 0 1.5rem;max-width:11ch;position:relative;z-index:1}.hl{background:var(--accent);color:var(--contrast);padding:0 .12em;border-radius:var(--r-sm)}.auth-headline-home{font-size:clamp(2rem,4.5vw,4.75rem);max-width:none}.auth-headline-home .line{display:block;white-space:nowrap}.auth-sub{font-size:1.15rem;max-width:34ch;opacity:.85;margin:0;position:relative;z-index:1}.orbit{position:absolute;right:-140px;bottom:-140px;width:420px;height:420px;border-radius:50%;border:2px dashed rgba(80,226,194,.45)}.orbit:before{content:"";position:absolute;inset:60px;border-radius:50%;border:2px solid rgba(170,15,169,.55)}.orbit:after{content:"";position:absolute;top:40px;left:88px;width:16px;height:16px;border-radius:50%;background:var(--signal)}.auth-panel{display:flex;align-items:center;justify-content:center;padding:clamp(1.5rem,4vw,3.5rem)}.auth-card{width:100%;max-width:420px;background:var(--surface);border:1px solid var(--border);border-radius:var(--r-xl);padding:2.25rem;box-shadow:0 1px 2px #0b18460d,0 12px 32px #0b18460f}.auth-card h2{font-size:1.75rem;line-height:1.1;letter-spacing:-.03em;margin:0 0 .5rem}.auth-logo-mobile{display:none}.field-label{display:block;font-family:var(--font-ui);font-size:.85rem;font-weight:600;margin-bottom:.4rem}input[type=email],input[type=search]{width:100%;font:inherit;font-size:1rem;color:var(--text);padding:.85rem 1rem;border:1px solid var(--border);background:var(--bg);border-radius:var(--r-md);transition:border-color .2s,box-shadow .2s}input:focus-visible{outline:none;border-color:var(--plum);box-shadow:0 0 0 3px #aa0fa92e}.field-error{font-family:var(--font-ui);font-size:.82rem;color:var(--signal);min-height:1.3em;margin:.35rem 0 .6rem}.btn{font-family:var(--font-ui);font-weight:600;font-size:.95rem;letter-spacing:.02em;border:0;border-radius:999px;padding:.9rem 1.6rem;cursor:pointer;transition:background var(--tempo) var(--ease),transform .15s,opacity .2s}a.btn{display:inline-block;text-align:center;text-decoration:none}a.btn-primary{display:block}.btn-primary{width:100%;background:var(--royal);color:#fff}.btn-primary:hover:not(:disabled){background:var(--plum)}.btn-primary:disabled{opacity:.4;cursor:not-allowed}.btn-ghost{background:transparent;color:var(--royal);border:1.5px solid var(--royal)}.btn-ghost:hover{background:var(--royal);color:#fff}.btn-sm{padding:.5rem 1rem;font-size:.82rem}.btn:focus-visible,.link:focus-visible,.link-back:focus-visible,.tile:focus-visible,.avatar:focus-visible{outline:3px solid var(--plum);outline-offset:3px}.link,.link-back{font:inherit;background:none;border:0;padding:0;color:var(--royal);font-weight:600;cursor:pointer;text-decoration:underline;text-underline-offset:3px}.link-back{font-family:var(--font-ui);font-size:.82rem;text-decoration:none;margin-bottom:1.25rem;display:inline-block}.otp{border:0;padding:0;margin:0;display:flex;gap:.5rem;align-items:center}.otp input{width:100%;min-width:0;aspect-ratio:4 / 5;text-align:center;font-family:var(--font-sans);font-size:1.6rem;font-weight:900;color:var(--text);border:1px solid var(--border);background:var(--bg);border-radius:var(--r-md);caret-color:var(--plum)}.otp input.filled{border-color:var(--royal);background:#fff}.otp.error input{border-color:var(--signal);animation:shake .35s}.otp-gap{flex:0 0 8px;height:2px;background:var(--border)}.code-stack{width:100%;max-width:420px;display:grid;gap:1.25rem}.fake-email{border:1.5px dashed var(--muted);border-radius:var(--r-lg);padding:1.1rem 1.25rem 1.25rem;background:var(--paper);animation:slide-in var(--tempo) var(--ease) .35s both}.fake-tag{font-family:var(--font-ui);font-size:.7rem;font-weight:600;letter-spacing:.08em;text-transform:uppercase;color:var(--muted);margin:0 0 .75rem}.fake-head{display:flex;justify-content:space-between;font-family:var(--font-ui);font-size:.8rem;color:var(--muted)}.fake-subject{font-weight:700;margin:.15rem 0 .4rem}.fake-body{font-size:.9rem;margin:0 0 .4rem}.fake-code{font-size:2rem;font-weight:900;letter-spacing:.3em;margin:0 0 .75rem;color:var(--contrast)}.hub{min-height:100vh;animation:fade-in var(--tempo) var(--ease)}.topbar{display:flex;justify-content:space-between;align-items:center;padding:.85rem clamp(1rem,4vw,3rem);background:var(--contrast);color:#fff;position:relative}.topbar-left,.topbar-right{display:flex;align-items:center;gap:.9rem}.topbar-logo{width:96px}.topbar-product{font-family:var(--font-ui);font-size:.85rem;font-weight:600;letter-spacing:.04em;padding-left:.9rem;border-left:1px solid rgba(255,255,255,.25)}.avatar{width:36px;height:36px;border-radius:50%;border:0;background:var(--accent);color:var(--contrast);font-family:var(--font-ui);font-weight:600;cursor:pointer}.account-menu{position:absolute;right:clamp(1rem,4vw,3rem);top:calc(100% + 6px);background:var(--surface);color:var(--text);border:1px solid var(--border);border-radius:var(--r-lg);padding:.9rem;min-width:220px;box-shadow:0 12px 32px #0b184624;z-index:10}.account-email{font-family:var(--font-ui);font-size:.82rem;color:var(--muted);margin:0 0 .6rem;word-break:break-all}.account-menu button{font-family:var(--font-ui);width:100%;text-align:left;border:0;background:var(--paper);padding:.55rem .75rem;border-radius:var(--r-md);cursor:pointer;font-weight:600;color:var(--text)}.hub-hero{background:var(--contrast);color:#fff;padding:clamp(2rem,5vw,3.5rem) clamp(1rem,4vw,3rem) clamp(3.5rem,7vw,5rem)}.hub-hero h1{font-size:clamp(2.2rem,4.5vw,3rem);line-height:1;letter-spacing:-.03em;margin:0 0 .6rem}.hub-sub{opacity:.85;margin:0 0 1.75rem;max-width:52ch}.search{position:relative;display:block;max-width:520px}.search svg{position:absolute;left:1rem;top:50%;translate:0 -50%;width:18px;height:18px;fill:none;stroke:var(--muted);stroke-width:2;stroke-linecap:round}.search input{padding-left:2.75rem;background:#fff;border-color:transparent}.hub-hero{display:grid;grid-template-columns:minmax(0,1fr) minmax(260px,340px);gap:clamp(1.5rem,4vw,3rem);align-items:start}@media(max-width:820px){.hub-hero{grid-template-columns:1fr}}.staff-shortcuts{margin-top:1.5rem}.shortcuts-label{margin:0 0 .6rem;font-size:.75rem;font-weight:600;letter-spacing:.08em;text-transform:uppercase;color:var(--accent)}.shortcuts-row{display:flex;flex-wrap:wrap;align-items:center;gap:.75rem 1.25rem}.shortcut-tile{display:flex;align-items:center;gap:.75rem;padding:.65rem 1rem .65rem .65rem;background:#ffffff14;border:1px solid rgba(255,255,255,.18);border-radius:var(--r-lg);color:#fff;font:inherit;text-align:left;cursor:pointer;transition:background .4s var(--ease),border-color .4s var(--ease)}.shortcut-tile:hover,.shortcut-tile:focus-visible{background:#ffffff24;border-color:var(--accent)}.shortcut-text{display:flex;flex-direction:column;line-height:1.25}.shortcut-text span{font-size:.8rem;opacity:.75}.shortcut-arrow{margin-left:.5rem;color:var(--accent)}.shortcut-icon{display:grid;place-items:center;width:36px;height:36px;border-radius:var(--r-md);flex:none}.shortcut-icon svg{width:20px;height:20px;fill:none;stroke:#fff;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}.shortcut-claude{background:#d97757}.shortcut-drive{width:26px;height:26px;background:#1a73e8;border-radius:var(--r-sm)}.shortcut-drive svg{width:15px;height:15px}.shortcut-link{display:inline-flex;align-items:center;gap:.5rem;padding:.25rem 0;background:none;border:0;color:#fff;font:inherit;font-weight:600;text-decoration:underline;text-decoration-color:#fff6;text-underline-offset:4px;cursor:pointer}.shortcut-link:hover,.shortcut-link:focus-visible{text-decoration-color:var(--accent)}.help-card{background:#fff;color:var(--text);border-radius:var(--r-lg);padding:1.25rem 1.25rem 1rem;box-shadow:0 10px 30px #07184959}.help-card h2{font-size:1.25rem;margin:.35rem 0}.help-status{display:inline-flex;align-items:center;gap:.45rem;margin:0;padding:.2rem .6rem .2rem .5rem;border-radius:999px;background:#e6faf5;color:#0c6b56;font-size:.78rem;font-weight:600}.help-pulse{width:8px;height:8px;border-radius:50%;background:#1db890;box-shadow:0 0 #1db89080;animation:help-pulse 2s infinite}@keyframes help-pulse{70%{box-shadow:0 0 0 7px #1db89000}to{box-shadow:0 0 #1db89000}}@media(prefers-reduced-motion:reduce){.help-pulse{animation:none}}.help-note{margin:0 0 .85rem;font-size:.9rem;color:var(--muted)}.help-line{display:flex;align-items:center;gap:.6rem;margin:0;padding:.6rem 0;border-top:1px solid var(--border);color:var(--text);font-weight:600;text-decoration:none}a.help-line:hover{color:var(--royal)}.help-line svg{width:18px;height:18px;flex:none;fill:none;stroke:var(--royal);stroke-width:2;stroke-linecap:round;stroke-linejoin:round}.hub-main{padding-bottom:4rem}.hub-section{padding:0 clamp(1rem,4vw,3rem);margin-top:-2rem}.section-head{display:flex;justify-content:space-between;align-items:flex-end;flex-wrap:wrap;gap:.75rem;margin-bottom:1rem}.section-head h2{font-size:1rem;font-family:var(--font-ui);font-weight:600;letter-spacing:.08em;text-transform:uppercase;margin:0;color:#fff;background:var(--contrast);padding:.3rem .75rem;border-radius:var(--r-sm)}.legend{display:flex;gap:1rem;font-family:var(--font-ui);font-size:.78rem;color:var(--muted);padding-top:2.5rem}.legend span{display:inline-flex;align-items:center;gap:.4rem}.dot{width:9px;height:9px;border-radius:50%;display:inline-block;flex:none}.dot-live{background:var(--accent)}.dot-concept{background:transparent;border:1.5px dashed var(--muted)}.tiles{list-style:none;padding:0;margin:0;display:grid;grid-template-columns:repeat(auto-fill,minmax(250px,1fr));gap:1rem}.tile{width:100%;height:100%;text-align:left;font:inherit;color:inherit;background:var(--surface);border:1px solid var(--border);border-radius:var(--r-xl);padding:1.4rem;cursor:pointer;display:flex;flex-direction:column;gap:.6rem;position:relative;transition:transform var(--tempo) var(--ease),box-shadow var(--tempo) var(--ease),border-color .2s;animation:slide-in var(--tempo) var(--ease) both}.tile:hover{transform:translateY(-3px);box-shadow:0 14px 30px #0b18461a;border-color:transparent}.tile.concept{background:transparent;border-style:dashed;border-color:#c9cbe0}.tile-icon{width:48px;height:48px;border-radius:var(--r-lg);display:grid;place-items:center;color:#fff}.tile-icon svg{width:24px;height:24px;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}.tile h3{font-size:1.3rem;line-height:1.15;margin:.25rem 0 0;letter-spacing:-.01em}.tile p{margin:0;font-size:.93rem;color:#3a4470;line-height:1.5}.tile-meta{margin-top:auto;padding-top:.6rem;font-family:var(--font-ui);font-size:.74rem;font-weight:600;letter-spacing:.04em;color:var(--muted);display:flex;align-items:center;gap:.4rem}.tile-open{position:absolute;top:1.4rem;right:1.4rem;font-family:var(--font-ui);font-size:.8rem;font-weight:600;color:var(--royal);opacity:0;transition:opacity .2s}.tile:hover .tile-open,.tile:focus-visible .tile-open{opacity:1}.empty{color:var(--muted);font-family:var(--font-ui)}.toast{position:fixed;left:1rem;right:1rem;bottom:1.5rem;margin:0 auto;width:fit-content;max-width:560px;background:var(--contrast);color:#fff;padding:1rem 1.25rem;border-radius:var(--r-lg);box-shadow:0 16px 40px #0718494d;font-size:.95rem;animation:slide-up var(--tempo) var(--ease);border-left:4px solid var(--accent)}.toast strong{color:var(--accent)}.sso{display:grid;gap:.6rem}.sso-row{display:grid;grid-template-columns:1fr 1fr;gap:.6rem}.sso-btn{display:flex;align-items:center;justify-content:center;gap:.6rem;font-family:var(--font-ui);font-weight:600;font-size:.92rem;color:var(--text);background:#fff;border:1px solid var(--border);border-radius:999px;padding:.75rem 1rem;cursor:pointer;transition:border-color .2s,background .2s}.sso-btn:hover{border-color:var(--royal);background:var(--bg)}.sso-btn:focus-visible{outline:3px solid var(--plum);outline-offset:3px}.sso-mark{width:22px;height:22px;border-radius:6px;display:inline-grid;place-items:center;font-size:.72rem;font-weight:700;color:#fff;flex:none}.sso-google{background:#fff;color:#4285f4;border:1px solid var(--border);font-size:.9rem}.sso-ms{grid-template-columns:1fr 1fr;gap:2px;padding:3px;background:none}.sso-ms i{display:block;width:100%;height:100%}.sso-ms i:nth-child(1){background:#f25022}.sso-ms i:nth-child(2){background:#7fba00}.sso-ms i:nth-child(3){background:#00a4ef}.sso-ms i:nth-child(4){background:#ffb900}.sso-clever{background:#4274f6}.sso-classlink{background:#0b7c86;font-size:.62rem}.divider{display:flex;align-items:center;gap:.75rem;margin:1.4rem 0 1rem;font-family:var(--font-ui);font-size:.76rem;color:var(--muted)}.divider:before,.divider:after{content:"";flex:1;height:1px;background:var(--border)}.code-status{font-family:var(--font-ui);font-size:.8rem;color:var(--muted);margin:.75rem 0 0;display:flex;justify-content:space-between;gap:.5rem}.code-status .warn{color:var(--signal);font-weight:600}.link:disabled{color:var(--muted);text-decoration:none;cursor:default;font-weight:400}#resend-wait{color:var(--muted)}.fake-actions{display:flex;align-items:center;gap:1rem;flex-wrap:wrap}.link-sm{font-family:var(--font-ui);font-size:.76rem;font-weight:500;color:var(--muted)}.otp input:disabled{opacity:.45}.preview-label{font-family:var(--font-ui);font-size:.72rem;font-weight:600;letter-spacing:.08em;text-transform:uppercase;color:var(--contrast)}.seg{display:flex;flex-wrap:wrap;gap:.35rem}.seg button{font-family:var(--font-ui);font-size:.8rem;font-weight:600;padding:.25rem .75rem;border-radius:999px;border:1px solid #b38600;background:#fff;color:var(--text);cursor:pointer}.seg button[aria-pressed=true]{background:var(--contrast);border-color:var(--contrast);color:#fff}.seg button:focus-visible{outline:3px solid var(--plum);outline-offset:2px}.org-switch{position:relative}.org-btn{display:inline-flex;align-items:center;gap:.55rem;max-width:280px;font-family:var(--font-ui);font-size:.78rem;font-weight:500;color:#fff;background:#ffffff1a;border:1px solid rgba(255,255,255,.2);border-radius:999px;padding:.4rem .8rem .4rem .85rem;cursor:pointer;transition:border-color var(--tempo) var(--ease),background var(--tempo) var(--ease)}.org-btn:hover,.org-btn[aria-expanded=true]{background:#ffffff29;border-color:var(--accent)}.org-btn:focus-visible{outline:3px solid var(--accent);outline-offset:2px}.org-btn-text{white-space:nowrap;overflow:hidden;text-overflow:ellipsis;min-width:0}.org-chevron{width:10px;height:8px;flex:none;fill:none;stroke:currentColor;stroke-width:1.6;transition:rotate var(--tempo) var(--ease)}.org-btn[aria-expanded=true] .org-chevron{rotate:180deg}.org-menu{position:absolute;right:0;top:calc(100% + 8px);z-index:20;width:max-content;min-width:100%;max-width:min(320px,calc(100vw - 2rem));margin:0;padding:.4rem;list-style:none;background:var(--surface);color:var(--text);border:1px solid var(--border);border-radius:var(--r-lg);box-shadow:0 12px 32px #0b18462e;animation:org-menu-in .25s var(--ease)}.org-menu:focus{outline:none}@keyframes org-menu-in{0%{opacity:0;translate:0 -4px}}@media(prefers-reduced-motion:reduce){.org-menu{animation:none}}.org-menu-head{padding:.35rem .65rem .45rem;font-family:var(--font-ui);font-size:.68rem;font-weight:600;letter-spacing:.08em;text-transform:uppercase;color:var(--muted)}.org-option{display:grid;grid-template-columns:1fr 18px;align-items:center;gap:.75rem;padding:.55rem .65rem;border-radius:var(--r-md);font-family:var(--font-ui);cursor:pointer}.org-option strong{display:block;font-size:.86rem;font-weight:600}.org-option small{display:block;font-size:.74rem;color:var(--muted);margin-top:.1rem}.org-option.active{background:var(--paper)}.org-option[aria-selected=true] strong{color:var(--royal)}.org-check{width:18px;height:18px;fill:none;stroke:var(--royal);stroke-width:2.4;stroke-linecap:round;stroke-linejoin:round;visibility:hidden}.org-option[aria-selected=true] .org-check{visibility:visible}.account-method{font-family:var(--font-ui);font-size:.76rem;color:var(--muted);margin:-.35rem 0 .6rem}.tile.locked{background:var(--paper);border-color:var(--border)}.tile.locked .tile-icon{filter:grayscale(1);opacity:.45}.tile.locked h3,.tile.locked p{color:#6c7396}.dot-locked{background:#b8bccf}.tile-cta{align-self:flex-start;font-family:var(--font-ui);font-size:.78rem;font-weight:600;color:var(--royal);border:1.5px solid var(--royal);border-radius:999px;padding:.3rem .8rem;margin-top:.4rem}@keyframes fade-in{0%{opacity:0}to{opacity:1}}@keyframes slide-in{0%{opacity:0;transform:translate(16px)}to{opacity:1;transform:none}}@keyframes slide-up{0%{opacity:0;transform:translateY(12px)}to{opacity:1;transform:none}}@keyframes shake{25%{transform:translate(-4px)}75%{transform:translate(4px)}}@media(prefers-reduced-motion:reduce){*,*:before,*:after{animation:none!important;transition:none!important}}@media(max-width:820px){.auth{grid-template-columns:1fr}.auth-brand{display:none}.auth-panel{align-items:flex-start;padding-top:2rem}.auth-logo-mobile{display:block;width:110px;background:var(--contrast);padding:.6rem .8rem;border-radius:var(--r-md);margin-bottom:1.5rem}.auth-card{padding:1.6rem}.topbar-product{display:none}.org-btn{max-width:190px}.legend{padding-top:0}.section-head{flex-direction:column;align-items:flex-start}}.help-chip{display:inline-flex;align-items:center;gap:.45rem;padding:.4rem .8rem;border:1px solid rgba(255,255,255,.25);border-radius:999px;color:#fff;font-size:.85rem;font-weight:600;text-decoration:none}.help-chip:hover,.help-chip:focus-visible{border-color:var(--accent)}.help-card:target,.help-card:focus{outline:3px solid var(--accent);outline-offset:3px}html{scroll-behavior:smooth}@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}}@media(max-width:480px){.topbar-right{gap:.5rem}.org-btn{max-width:130px}.help-chip{padding:.4rem .6rem}}.tile-url{display:block;margin-top:.35rem;font-family:var(--font-ui);font-size:.75rem;font-weight:600;color:var(--royal)}.auth-help{position:absolute;left:clamp(2rem,5vw,4.5rem);bottom:clamp(2rem,5vw,4.5rem);z-index:1;display:flex;flex-wrap:wrap;align-items:center;gap:.4rem 1.25rem;max-width:calc(100% - (2*clamp(2rem,5vw,4.5rem)));font-family:var(--font-ui);font-size:.9rem}.auth-help-label{flex-basis:100%;margin:0 0 .15rem;font-size:.72rem;font-weight:600;letter-spacing:.08em;text-transform:uppercase;color:var(--accent)}.auth-help a{display:inline-flex;align-items:center;gap:.45rem;color:#fff;font-weight:600;text-decoration:none}.auth-help a:hover,.auth-help a:focus-visible{text-decoration:underline;text-decoration-color:var(--accent);text-underline-offset:4px}.auth-help svg{width:16px;height:16px;flex:none;fill:none;stroke:var(--accent);stroke-width:2;stroke-linecap:round;stroke-linejoin:round}.auth-help-mobile{display:none;margin:1rem 0 0;padding-top:.9rem;border-top:1px solid var(--border);font-family:var(--font-ui);font-size:.8rem;color:var(--muted)}.auth-help-mobile a{color:var(--royal);font-weight:600;text-decoration:none;white-space:nowrap}@media(max-width:820px){.auth-help-mobile{display:block}}