@import "https://fonts.googleapis.com/css2?family=Outfit:wght@400;500;600;700;800;900&family=Hanken+Grotesk:ital,wght@0,400;0,500;0,600;0,700;0,800;1,500&display=swap";@import "https://unpkg.com/@phosphor-icons/web@2.1.1/src/regular/style.css";@import "https://unpkg.com/@phosphor-icons/web@2.1.1/src/bold/style.css";@import "https://unpkg.com/@phosphor-icons/web@2.1.1/src/fill/style.css";:root{--violet-50:#f1ecff;--violet-100:#e2d6ff;--violet-200:#c6adff;--violet-300:#a37dff;--violet-400:#814fff;--violet-500:#6024ff;--violet-600:#4f12e6;--violet-700:#3d0bb8;--violet-800:#2c0a82;--violet-900:#1c0850;--lime-300:#ecff8f;--lime-400:#e0fb5c;--lime-500:#d2f531;--lime-600:#b4d81a;--lime-700:#8daa12;--ink-950:#0c0820;--ink-900:#100a24;--ink-800:#1a1335;--ink-700:#261c49;--ink-600:#352a5e;--white:#fff;--paper:#f7f5ff;--gray-100:#eeebf6;--gray-200:#dedaec;--gray-300:#c5bfd8;--gray-400:#9c95b5;--gray-500:#736c8c;--gray-600:#544d6b;--gray-700:#3a3450;--green-500:#22c779;--green-100:#d6f7e6;--red-500:#ff4d5e;--red-100:#ffdde1;--amber-500:#ffb020;--amber-100:#ffefcf;--bg:var(--paper);--bg-elevated:var(--white);--surface-card:var(--white);--surface-sunken:var(--gray-100);--text-strong:var(--ink-900);--text-body:var(--ink-800);--text-muted:var(--gray-500);--text-on-brand:var(--white);--text-on-accent:var(--ink-900);--brand:var(--violet-500);--brand-hover:var(--violet-600);--brand-press:var(--violet-700);--brand-soft:var(--violet-50);--brand-on-soft:var(--violet-600);--accent:var(--lime-500);--accent-on:var(--ink-900);--border:var(--gray-200);--border-strong:var(--gray-300);--success:var(--green-500);--success-soft:var(--green-100);--danger:var(--red-500);--danger-soft:var(--red-100);--warning:var(--amber-500);--warning-soft:var(--amber-100);--grad-plato:linear-gradient(135deg, var(--violet-500) 0%, #8a1fe0 60%, #b515c2 100%);--font-display:"Outfit", "Hanken Grotesk", system-ui, sans-serif;--font-body:"Hanken Grotesk", "Outfit", system-ui, sans-serif;--radius-xs:8px;--radius-sm:12px;--radius-md:16px;--radius-lg:20px;--radius-xl:28px;--radius-2xl:36px;--radius-pill:999px;--shadow-sm:0 2px 8px #1c085014;--shadow-md:0 8px 24px #1c08501a;--glow-violet:0 10px 30px #6024ff6b;--glow-lime:0 10px 28px #d2f53166;--focus-ring:0 0 0 4px #814fff59;--dur-fast:.12s;--dur-base:.2s;--dur-slow:.32s;--ease-out:cubic-bezier(.22, 1, .36, 1);--ease-pop:cubic-bezier(.34, 1.56, .64, 1);--ease-in-out:cubic-bezier(.65, 0, .35, 1);--gutter:20px;--bottombar-h:76px;--maxw-content:430px}*,:before,:after{box-sizing:border-box}body{background:var(--ink-900);font-family:var(--font-body);color:var(--text-body);-webkit-font-smoothing:antialiased;margin:0}.plato-scroll::-webkit-scrollbar{display:none}.plato-scroll{scrollbar-width:none;-ms-overflow-style:none}.auth-root{background:var(--bg);grid-template-columns:55fr 45fr;min-height:100vh;display:grid}.auth-brand-panel{background:var(--grad-plato);flex-direction:column;justify-content:center;padding:64px 56px;display:flex;position:relative;overflow:hidden}.auth-brand-blob{pointer-events:none;background:#ffffff14;border-radius:50%;position:absolute}.auth-brand-blob--1{width:480px;height:480px;top:-140px;right:-100px}.auth-brand-blob--2{width:360px;height:360px;bottom:-80px;left:-80px}.auth-brand-blob--3{background:#ffffff0d;width:180px;height:180px;top:45%;left:50%;transform:translate(-50%,-50%)}.auth-form-panel{background:var(--bg);flex-direction:column;align-items:center;min-height:100vh;padding:clamp(40px,8vh,100px) 48px;display:flex;overflow-y:auto}.auth-form-inner{width:100%;max-width:440px}@media (width<=960px){.auth-root{grid-template-columns:1fr}.auth-brand-panel{display:none}.auth-form-panel{padding:48px 24px 40px}}@media (width<=480px){.auth-form-panel{padding:32px 20px}}.bo-root{background:var(--bg);min-height:100vh;display:flex}.bo-sidebar{background:var(--ink-900);flex-direction:column;flex-shrink:0;width:240px;height:100vh;min-height:100vh;display:flex;position:sticky;top:0;overflow-y:auto}.bo-main{background:var(--bg);flex:1;min-width:0;height:100vh;overflow-y:auto}.bo-nav-item{border-radius:var(--radius-md);cursor:pointer;font-family:var(--font-body);color:#ffffff8c;text-align:left;width:100%;transition:background var(--dur-fast), color var(--dur-fast);background:0 0;border:none;align-items:center;gap:11px;padding:10px 14px;font-size:14px;font-weight:600;text-decoration:none;display:flex}.bo-nav-item:hover{color:#ffffffd9;background:#ffffff0f}.bo-nav-item.bo-nav-active{color:#fff;background:#814fff38}.plato-modal-backdrop{-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);z-index:200;background:#0c08208c;justify-content:center;align-items:center;padding:24px;animation:.15s platoFade;display:flex;position:fixed;inset:0}.plato-modal{background:var(--surface-card);border-radius:var(--radius-xl);width:100%;max-width:520px;max-height:90vh;box-shadow:var(--shadow-md), 0 0 0 1px var(--border);overflow-y:auto}.student-root{background:var(--bg);flex-direction:column;max-width:480px;height:100dvh;margin:0 auto;display:flex;position:relative;box-shadow:0 0 60px #0000002e}.student-main{scrollbar-width:none;-ms-overflow-style:none;flex:1;overflow-y:auto}.student-main::-webkit-scrollbar{display:none}.student-bottom-nav{background:var(--surface-card);border-top:1px solid var(--border);padding-bottom:env(safe-area-inset-bottom);flex-shrink:0;align-items:stretch;display:flex;box-shadow:0 -4px 20px #1c085012}.student-nav-item{cursor:pointer;color:var(--gray-400);font-family:var(--font-body);letter-spacing:.02em;transition:color var(--dur-fast);background:0 0;border:none;flex-direction:column;flex:1;align-items:center;gap:3px;padding:10px 4px;font-size:10px;font-weight:700;display:flex}.student-nav-item i{font-size:23px}.student-nav-item.student-nav-active{color:var(--brand)}@keyframes platoFade{0%{opacity:0;transform:translateY(8px)}to{opacity:1;transform:none}}@keyframes platoSheet{0%{transform:translateY(100%)}to{transform:none}}@keyframes platoSpin{to{transform:rotate(360deg)}}