:root{
  color-scheme: dark;
  --bg:#090b10; --panel:#12151d; --panel2:#181c26; --line:#252b38;
  --text:#f4f5f7; --muted:#939bab; --accent:#d7a6ff; --accent2:#8ba8ff;
  --danger:#ff6f7d; --ok:#7ae0a0; --shadow:0 18px 60px rgba(0,0,0,.35);
  font-family: Inter, ui-sans-serif, -apple-system, BlinkMacSystemFont, "SF Pro Display", "SF Pro Text", system-ui, sans-serif;
}
*{box-sizing:border-box} html,body{margin:0;min-height:100%;background:radial-gradient(circle at 50% -10%,#24223d 0,#0b0d13 35%,var(--bg) 70%);color:var(--text)}
body{min-height:100dvh}.hidden{display:none!important}button,input,textarea,select{font:inherit}button{cursor:pointer;-webkit-tap-highlight-color:transparent}
.app-shell{min-height:100dvh;max-width:760px;margin:auto;padding-bottom:92px}.topbar{position:sticky;top:0;z-index:20;display:flex;align-items:center;justify-content:space-between;padding:calc(14px + env(safe-area-inset-top)) 18px 14px;background:linear-gradient(to bottom,rgba(9,11,16,.96),rgba(9,11,16,.78),transparent);backdrop-filter:blur(18px)}
.identity{display:flex;gap:12px;align-items:center}.avatar{display:grid;place-items:center;width:44px;height:44px;border-radius:50%;background:linear-gradient(145deg,var(--accent),var(--accent2));color:#11131a;font-weight:900;box-shadow:0 7px 28px rgba(185,148,255,.24)}.avatar.big{width:82px;height:82px;font-size:32px;margin:auto}.title-row{display:flex;align-items:center;gap:8px}.title-row h1{font-size:20px;margin:0}.identity p{margin:3px 0 0;color:var(--muted);font-size:13px}.status-dot{width:8px;height:8px;border-radius:50%;background:#777}.status-dot.online{background:var(--ok);box-shadow:0 0 12px rgba(122,224,160,.8)}.status-dot.rest{background:#8ba8ff}
main{padding:0 16px}.view{display:none;animation:fade .18s ease}.view.active{display:block}@keyframes fade{from{opacity:.4;transform:translateY(5px)}to{opacity:1;transform:none}}
.icon-btn{border:1px solid var(--line);background:rgba(18,21,29,.9);color:var(--text);width:42px;height:42px;border-radius:14px}.icon-btn.small{width:38px;height:38px}.primary,.secondary,.ghost,.danger,.file-btn{border-radius:14px;padding:12px 15px;border:1px solid transparent;font-weight:700}.primary{background:linear-gradient(135deg,var(--accent),var(--accent2));color:#11131a}.secondary,.file-btn{background:var(--panel2);border-color:var(--line);color:var(--text)}.ghost{background:transparent;border-color:var(--line);color:var(--text)}.danger{background:#35151b;border-color:#652630;color:#ff9aa4}.full{width:100%;display:block;margin-top:10px;text-align:center}
.welcome-card{text-align:center;padding:32px 24px;margin:12px 0 16px;border:1px solid var(--line);border-radius:26px;background:linear-gradient(145deg,rgba(215,166,255,.1),rgba(139,168,255,.04));box-shadow:var(--shadow)}.welcome-card h2{font-size:28px;margin:17px 0 6px}.welcome-card p{color:var(--muted);line-height:1.5;margin-bottom:20px}
.model-card{display:flex;align-items:center;justify-content:space-between;gap:12px;background:rgba(18,21,29,.88);border:1px solid var(--line);border-radius:18px;padding:14px 15px;margin:8px 0 16px}.model-card p{font-size:12px;color:var(--muted);margin:4px 0 0}.model-card strong{font-size:14px}
.messages{display:flex;flex-direction:column;gap:10px;min-height:45dvh;padding:3px 2px 18px}.bubble{max-width:86%;padding:12px 14px;border-radius:18px;line-height:1.46;font-size:15px;white-space:pre-wrap;overflow-wrap:anywhere}.bubble.user{align-self:flex-end;background:linear-gradient(135deg,#665287,#384d80);border-bottom-right-radius:5px}.bubble.assistant{align-self:flex-start;background:var(--panel);border:1px solid var(--line);border-bottom-left-radius:5px}.bubble .meta{font-size:10px;color:#a8afbc;margin-top:7px;opacity:.7}
.composer{position:sticky;bottom:82px;z-index:10;display:flex;align-items:flex-end;gap:8px;padding:8px;background:rgba(14,16,22,.93);border:1px solid var(--line);border-radius:22px;backdrop-filter:blur(18px);box-shadow:var(--shadow)}.composer textarea{resize:none;max-height:140px;flex:1;border:0;outline:0;background:transparent;color:var(--text);padding:9px 8px;line-height:1.4}.composer-actions{display:flex;gap:5px;align-items:center}.send-btn{width:39px;height:39px;border:0;border-radius:50%;background:linear-gradient(135deg,var(--accent),var(--accent2));color:#101219;font-size:24px;font-weight:800}.privacy-note,.mini{color:var(--muted);font-size:11px;line-height:1.45;padding:0 4px}
.section-head{display:flex;justify-content:space-between;gap:10px;align-items:flex-end;padding:8px 2px 15px}.section-head h2{font-size:28px;margin:2px 0}.eyebrow{text-transform:uppercase;letter-spacing:.1em;font-size:10px;color:var(--muted);font-weight:800}.panel,.hero-state{background:rgba(18,21,29,.88);border:1px solid var(--line);border-radius:22px;padding:17px;margin-bottom:13px}.panel h3{margin:0 0 8px;font-size:17px}.panel p{color:var(--muted);line-height:1.5;font-size:13px}.panel label{display:block;color:var(--muted);font-size:12px;margin:12px 0}.panel input,.panel textarea,.panel select,dialog input,dialog textarea,dialog select,#teachInput{width:100%;margin-top:7px;border:1px solid var(--line);border-radius:13px;background:#0e1118;color:var(--text);padding:12px;outline:none}.panel input:focus,.panel textarea:focus,#teachInput:focus{border-color:#765d9c}.field-row{display:grid;grid-template-columns:1fr 1fr;gap:10px}.toggle-row{display:flex!important;align-items:center;justify-content:space-between;gap:12px}.toggle-row input{width:auto;margin:0}.hero-state{background:linear-gradient(145deg,rgba(139,168,255,.12),rgba(215,166,255,.07))}.hero-state strong{font-size:20px}.hero-state p{color:var(--muted)}
.stats-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:9px;margin-bottom:12px}.stat{background:var(--panel);border:1px solid var(--line);border-radius:17px;padding:12px}.stat strong{display:block;font-size:22px}.stat span{font-size:10px;color:var(--muted)}.card-list{display:flex;flex-direction:column;gap:9px}.memory-card,.journal-card,.question-card{background:var(--panel);border:1px solid var(--line);border-radius:18px;padding:14px}.memory-card p,.journal-card p,.question-card p{margin:0;line-height:1.45}.memory-meta{display:flex;justify-content:space-between;gap:8px;margin-top:9px;color:var(--muted);font-size:10px}.tag{display:inline-block;border:1px solid var(--line);border-radius:999px;padding:3px 8px}.compact .memory-card,.compact .journal-card,.compact .question-card{padding:12px}.empty{color:var(--muted);border:1px dashed var(--line);border-radius:18px;padding:20px;text-align:center;font-size:13px}
.bottom-nav{position:fixed;bottom:0;left:50%;transform:translateX(-50%);z-index:30;width:min(760px,100%);display:grid;grid-template-columns:repeat(5,1fr);padding:8px 8px calc(7px + env(safe-area-inset-bottom));background:rgba(9,11,16,.93);border-top:1px solid var(--line);backdrop-filter:blur(22px)}.nav-item{border:0;background:transparent;color:#737b8a;display:flex;flex-direction:column;align-items:center;gap:3px;padding:6px 2px}.nav-item span{font-size:18px}.nav-item small{font-size:9px}.nav-item.active{color:var(--text)}
.lock-screen{position:fixed;inset:0;z-index:100;background:radial-gradient(circle at 50% 20%,#27233b,#090b10 52%);display:grid;place-items:center;padding:22px}.lock-card{width:min(360px,100%);text-align:center;background:rgba(18,21,29,.9);border:1px solid var(--line);border-radius:28px;padding:28px;box-shadow:var(--shadow)}.lock-card h1{font-size:30px;margin:17px 0 2px}.lock-card p{color:var(--muted);margin:0 0 22px}.lock-card button{width:100%;margin-top:9px}.pin-form input{width:100%;margin:15px 0 0;border:1px solid var(--line);border-radius:13px;background:#0e1118;color:var(--text);padding:12px}
dialog{border:0;border-radius:24px;padding:0;background:transparent;color:var(--text);width:min(440px,calc(100% - 28px))}dialog::backdrop{background:rgba(0,0,0,.7);backdrop-filter:blur(4px)}.dialog-card{background:#11141c;border:1px solid var(--line);border-radius:24px;padding:19px}.dialog-card h3{margin-top:0}.dialog-actions{display:flex;justify-content:flex-end;gap:8px;margin-top:14px}.toast{position:fixed;left:50%;bottom:106px;transform:translateX(-50%);z-index:200;background:#202531;border:1px solid #313848;color:var(--text);padding:11px 15px;border-radius:14px;box-shadow:var(--shadow);font-size:13px;max-width:85%;text-align:center}.danger-panel{border-color:#4c232a}
@media(min-width:700px){.composer{bottom:88px}.bubble{max-width:72%}}
.weekday-row{display:flex;flex-wrap:wrap;gap:.45rem;margin:.5rem 0 1rem}.weekday-row label{display:flex;align-items:center;gap:.25rem;background:var(--panel,#171a23);padding:.45rem .6rem;border-radius:999px;font-size:.8rem}.mini-delete{border:0;background:transparent;color:#b7bcc8;text-decoration:underline;font-size:.72rem;padding:.1rem .25rem}