@import"https://fonts.googleapis.com/css2?family=IBM+Plex+Sans:wght@400;500;600;700&family=IBM+Plex+Mono:wght@400;500&display=swap";:root{font-family:IBM Plex Sans,Segoe UI,sans-serif;line-height:1.45;font-weight:400;color:#102233;background:linear-gradient(180deg,#edf4fb,#f7fafc 35%,#eef6fb);text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}*{box-sizing:border-box}body{margin:0;min-height:100vh}#root{min-height:100vh}.page{max-width:1100px;margin:0 auto;padding:28px 18px 42px;display:grid;gap:18px}.hero{border-radius:18px;padding:22px 20px;background:radial-gradient(circle at 10% 15%,rgba(36,141,255,.22),transparent 42%),radial-gradient(circle at 90% 85%,rgba(255,168,0,.2),transparent 38%),linear-gradient(130deg,#0e2433,#102c3a);color:#eef7ff;border:1px solid rgba(255,255,255,.12)}.hero h1{margin:0 0 8px;font-size:clamp(1.5rem,3vw,2.2rem);line-height:1.1}.hero p{margin:0;color:#cde6fb}.card{background:#fff;border:1px solid #d4dce6;border-radius:16px;padding:18px;box-shadow:0 10px 30px #1725330f}.card h2{margin-top:0;margin-bottom:12px;color:#0f1d2f}.card h3{margin-top:22px;margin-bottom:8px;color:#1a2c42}.card-header{display:flex;justify-content:space-between;align-items:center;gap:10px}.status{margin:8px 0 0;color:#13524b}.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px}.form-grid label{display:grid;gap:6px;font-size:.95rem;color:#20334b}.span-2{grid-column:1 / -1}input,select,textarea{width:100%;border:1px solid #c8d2de;border-radius:10px;padding:10px 11px;font:inherit;background:#fdfefe;color:#102233}input:focus,select:focus,textarea:focus{outline:2px solid #48a6ff;outline-offset:0;border-color:#48a6ff}.toggle{display:flex;align-items:center;gap:10px;font-weight:600}.toggle input{width:18px;height:18px}.actions{display:flex;justify-content:flex-start}button{border:0;border-radius:10px;background:linear-gradient(135deg,#0f6cc4,#2b95ff);color:#fff;padding:10px 16px;font-weight:700;cursor:pointer}button:hover{filter:brightness(1.05)}button:disabled{opacity:.7;cursor:not-allowed}button.secondary{background:#f3f7fb;color:#1f3e5f;border:1px solid #ccd8e7}.error{color:#ab1f1f;margin-top:10px}.output-card ul{margin-top:6px}.output-header{display:flex;justify-content:space-between;align-items:flex-start;gap:12px;flex-wrap:wrap}.output-header h2{margin:0}.plan-markdown{background:#f6f9fd;border:1px solid #d7e2ef;border-radius:12px;padding:18px;font-family:"Source Serif 4",Georgia,serif;font-size:1rem;line-height:1.6;color:#12263b;overflow-x:auto}.plan-markdown>:first-child{margin-top:0}.plan-markdown>:last-child{margin-bottom:0}.plan-markdown h1,.plan-markdown h2,.plan-markdown h3{color:#0f2740;margin:1rem 0 .5rem;line-height:1.3}.plan-markdown h1{font-size:1.45rem}.plan-markdown h2{font-size:1.25rem}.plan-markdown h3{font-size:1.08rem}.plan-markdown p{margin:0 0 .7rem}.plan-markdown strong{color:#102c46}.plan-markdown ul,.plan-markdown ol{margin:.4rem 0 .9rem;padding-left:1.4rem}.plan-markdown li+li{margin-top:.25rem}.plan-markdown hr{border:0;border-top:1px solid #c9d8ea;margin:1rem 0}.plan-markdown blockquote{margin:.8rem 0;padding:.4rem .8rem;border-left:3px solid #8bb8e8;background:#eef6ff}.plan-markdown code{font-family:IBM Plex Mono,Menlo,Consolas,monospace;background:#eaf2fb;border-radius:4px;padding:.1rem .35rem}.plan-markdown pre code{display:block;padding:.65rem .8rem;overflow-x:auto}.mcq{border:1px solid #dce5ef;border-radius:12px;padding:12px;background:#fbfdff}.mcq+.mcq{margin-top:12px}.mcq-question{margin:0 0 8px;font-weight:700}.mcq-answer{font-weight:700;color:#0b4f47}.mcq-explanation{margin-top:4px}.chat-card p{margin-top:0}.chat-window{min-height:150px;max-height:360px;overflow-y:auto;padding:10px;border-radius:12px;border:1px solid #d6e1ed;background:#f9fbff}.chat-empty{color:#52657b;margin:6px}.chat-message{display:flex;margin-bottom:10px}.chat-message.user{justify-content:flex-end}.chat-message.assistant{justify-content:flex-start}.bubble{max-width:90%;border-radius:12px;padding:10px 12px;border:1px solid #cfd9e5;background:#fff}.chat-message.user .bubble{background:#e7f3ff;border-color:#9ecbff}.bubble p{margin:5px 0 0;white-space:pre-wrap}.chat-form{margin-top:10px;display:grid;gap:10px}@media(max-width:820px){.page{padding:16px 12px 24px}.form-grid{grid-template-columns:1fr}.span-2{grid-column:1}.output-header{align-items:stretch}}
