:root{font-family:Inter,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;color-scheme:dark;--bg:#0e111b;--panel:#171c2a;--panel2:#202739;--text:#f5f7ff;--muted:#9ba7c2;--line:#2c354b;--accent:#759dff;--accent2:#90d6c9;--bad:#ff929e;--good:#8ce2ac;--radius:22px}
@media(prefers-color-scheme:light){:root{color-scheme:light;--bg:#f5f6fb;--panel:#fff;--panel2:#eff2fa;--text:#171d2d;--muted:#636d80;--line:#dce2ef;--accent:#376fd7;--accent2:#157d71;--bad:#bb3147;--good:#12834a}}
*{box-sizing:border-box}html,body{margin:0;min-height:100%;background:var(--bg);color:var(--text)}body{font-size:15px;line-height:1.5;-webkit-tap-highlight-color:transparent}button,input,textarea,select{font:inherit}button{cursor:pointer}button:disabled{opacity:.5;cursor:default}#app{max-width:680px;margin:0 auto;min-height:100dvh;padding-bottom:calc(92px + env(safe-area-inset-bottom,0px))}.topbar{padding:calc(12px + env(safe-area-inset-top,0px)) 18px 10px;display:flex;justify-content:space-between;align-items:center;position:sticky;top:0;background:color-mix(in srgb,var(--bg) 92%,transparent);backdrop-filter:blur(18px);z-index:5;border-bottom:1px solid var(--line)}.brand{display:flex;gap:11px;align-items:center}.brand-icon{font-size:23px;width:44px;height:44px;display:grid;place-items:center;border-radius:14px;background:var(--panel2)}.brand-name{font-weight:800;font-size:17px;letter-spacing:-.4px}.brand-sub{font-size:11px;color:var(--muted);letter-spacing:.15px}.top-icon,.ghost{background:transparent;border:0;color:var(--muted);font-size:23px;padding:8px 12px;border-radius:12px}.top-icon:active,.ghost:active{background:var(--panel2)}.content{padding:20px 18px 8px}.notice{position:fixed;z-index:20;top:82px;left:50%;transform:translateX(-50%);width:min(94vw,600px);padding:13px 16px;background:var(--panel2);color:var(--text);border:1px solid var(--line);border-radius:16px;box-shadow:0 12px 40px #0005;font-weight:600}.notice.error{border-color:var(--bad)}h1,h2,h3,p{margin:0}h1{font-size:26px;line-height:1.2;letter-spacing:-.8px}h2{font-size:19px;letter-spacing:-.35px}h3{font-size:16px;letter-spacing:-.2px}.section{margin:23px 0 13px}.eyebrow{font-size:12px;font-weight:700;letter-spacing:.6px;text-transform:uppercase;color:var(--muted);margin-bottom:9px}.sub{color:var(--muted);font-size:13px}.subtitle{color:var(--muted);margin-top:8px}.hero{padding:23px;border-radius:26px;background:linear-gradient(120deg,#263855,#223453 55%,#233b52);border:1px solid #506589;color:#f7faff;box-shadow:0 12px 35px #0002}.hero .sub{color:#c6d3eb}.hero-light{background:linear-gradient(135deg,#e0e9ff,#dbf4ee);color:#173151;border:1px solid #c3d5e6}.hero-light .sub{color:#43617b}.hero-pair{display:flex;align-items:center;justify-content:space-between;gap:8px}.hero-emoji{font-size:46px}.hero h1{margin:8px 0 4px}.action-row{display:flex;gap:9px;flex-wrap:wrap;margin-top:17px}.button{background:var(--accent);color:#fff;border:0;border-radius:13px;padding:11px 17px;font-weight:750;display:inline-flex;align-items:center;justify-content:center;gap:7px}.button.outline{background:var(--panel2);color:var(--text)}.button.sm{padding:7px 11px;font-size:12px}.button.danger{background:var(--bad);color:#111}.hero .button{background:#fff;color:#193762}.hero .button.outline{background:#506387;color:#fff}.grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}.card{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);padding:18px;min-width:0}.card.click{cursor:pointer;transition:transform .15s,border-color .15s}.card.click:active{transform:scale(.984);border-color:var(--accent)}.tile-title{font-size:14px;font-weight:700;margin-top:7px}.tile-emoji{font-size:30px}.tile-sub{font-size:12px;color:var(--muted);margin-top:3px}.counter{font-weight:800;font-size:26px;letter-spacing:-.8px}.stat-label{font-size:11px;color:var(--muted)}.linkrow{display:flex;justify-content:space-between;gap:10px;align-items:center;margin-top:13px}.link{border:0;background:none;color:var(--accent);font-size:13px;font-weight:750}.searchline{display:flex;gap:9px;align-items:center}.search{display:block;outline:none;color:var(--text);border:1px solid var(--line);border-radius:14px;background:var(--panel);padding:13px;width:100%;min-width:0}.search:focus,input:focus,textarea:focus{border-color:var(--accent)}.filters{display:flex;gap:7px;overflow:auto;margin:12px 0 16px}.chip{border:1px solid var(--line);background:var(--panel);color:var(--muted);border-radius:50px;padding:8px 13px;white-space:nowrap;font-size:13px}.chip.active{background:var(--accent);color:#fff;border-color:var(--accent)}.entry{display:flex;align-items:center;gap:13px;padding:13px;background:var(--panel);border:1px solid var(--line);border-radius:17px;margin-bottom:10px}.entry-cover{width:61px;height:61px;flex:0 0 61px;display:grid;place-items:center;background:var(--panel2);border-radius:13px;font-size:30px;object-fit:cover}.entry-body{min-width:0;flex:1}.entry-title{font-weight:750;font-size:16px}.entry-description{font-size:12px;color:var(--muted);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.entry .chevron{color:var(--muted);font-size:20px}.pills{display:flex;gap:7px;flex-wrap:wrap}.pill{font-size:11px;border:1px solid var(--line);padding:4px 8px;border-radius:14px;color:var(--muted)}.pill.good{background:color-mix(in srgb,var(--good) 12%,var(--panel));color:var(--good)}.side-by-side{display:grid;grid-template-columns:1fr 1fr;gap:10px}.card.definition{padding:15px}.card.definition p{font-size:13px;overflow-wrap:anywhere}.pairword{font-weight:800;margin:8px 0}.divider{border-top:1px solid var(--line);margin:14px 0}.muted{color:var(--muted)}.profile-top{display:flex;align-items:center;gap:14px}.avatar{height:58px;width:58px;border-radius:20px;background:var(--panel2);display:grid;place-items:center;font-size:28px}.progress{height:9px;background:var(--line);overflow:hidden;border-radius:10px;margin:9px 0}.progress-fill{height:100%;background:linear-gradient(90deg,var(--accent),var(--accent2));border-radius:10px}.scores{display:flex;align-items:center;justify-content:space-between;padding:12px 0;border-bottom:1px solid var(--line)}.scores:last-child{border-bottom:0}.scores strong{font-size:18px}.scoreline{display:flex;align-items:center;gap:9px}.scorepos{width:33px;font-size:23px}.option{display:flex;align-items:center;gap:11px;border-radius:15px;padding:14px;border:1px solid var(--line);background:var(--panel);color:var(--text);width:100%;text-align:left;margin:9px 0}.option.correct{border-color:var(--good);background:color-mix(in srgb,var(--good) 12%,var(--panel))}.option.wrong{border-color:var(--bad);background:color-mix(in srgb,var(--bad) 12%,var(--panel))}.letter{display:grid;place-items:center;border-radius:10px;background:var(--panel2);width:31px;height:31px;font-weight:800}.question{font-size:19px;font-weight:700;margin:14px 0 24px}.mini-note{font-size:12px;color:var(--muted);margin-top:10px}.bottom-nav{position:fixed;z-index:6;bottom:0;left:0;right:0;margin:auto;max-width:680px;display:grid;grid-template-columns:repeat(4,1fr);padding:8px 10px calc(10px + env(safe-area-inset-bottom,0px));border-top:1px solid var(--line);background:color-mix(in srgb,var(--bg) 94%,transparent);backdrop-filter:blur(20px)}.bottom-nav button{border:0;background:transparent;color:var(--muted);padding:5px;display:flex;align-items:center;gap:2px;flex-direction:column;font-weight:700}.bottom-nav button span{font-size:22px}.bottom-nav button small{font-size:10px}.bottom-nav button.selected{color:var(--accent)}.loading{display:grid;place-items:center;padding:100px 25px;color:var(--muted);text-align:center;gap:10px}.spinner{width:30px;height:30px;border:3px solid var(--line);border-top-color:var(--accent);border-radius:50%;animation:spin .8s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.empty{text-align:center;padding:28px;color:var(--muted)}.empty .big{font-size:39px}.modal{position:fixed;inset:0;z-index:10;background:#0009;display:flex;align-items:flex-end;justify-content:center}.modal[hidden],.notice[hidden],.bottom-nav[hidden]{display:none}.modal-sheet{background:var(--bg);padding:20px 20px calc(27px + env(safe-area-inset-bottom,0px));border-radius:26px 26px 0 0;max-height:93vh;overflow:auto;width:100%;max-width:680px;box-shadow:0 -10px 35px #0005}.modal-head{display:flex;justify-content:space-between;align-items:center;margin-bottom:19px}.field{display:block;margin:14px 0;color:var(--muted);font-weight:600;font-size:13px}.field>input,.field>textarea,.field>select{margin-top:6px;display:block;width:100%;border:1px solid var(--line);outline:0;background:var(--panel);border-radius:13px;color:var(--text);padding:13px;resize:vertical}.field textarea{min-height:110px}.field input[type=file]{padding:10px;font-size:12px}.field small{display:block;margin-top:5px;font-weight:400}.field textarea::placeholder,.field input::placeholder{color:var(--muted)}.row{display:flex;gap:9px;align-items:center}.space{justify-content:space-between}.grow{flex:1}.full{width:100%}.image-full{width:100%;max-height:260px;object-fit:contain;border-radius:16px;background:var(--panel2)}.toggles{display:flex;align-items:center;justify-content:space-between;padding:13px 0;border-bottom:1px solid var(--line)}.toggles input{width:20px;height:20px;accent-color:var(--accent)}.highlight{color:var(--accent)}.good{color:var(--good)}.bad{color:var(--bad)}.block{display:block}@media(min-width:650px){.modal{align-items:center}.modal-sheet{border-radius:25px;width:min(94vw,570px)}}

:root[data-theme="light"]{color-scheme:light;--bg:#f5f6fb;--panel:#fff;--panel2:#eff2fa;--text:#171d2d;--muted:#636d80;--line:#dce2ef;--accent:#376fd7;--accent2:#157d71;--bad:#bb3147;--good:#12834a}
:root[data-theme="dark"]{color-scheme:dark;--bg:#0e111b;--panel:#171c2a;--panel2:#202739;--text:#f5f7ff;--muted:#9ba7c2;--line:#2c354b;--accent:#759dff;--accent2:#90d6c9;--bad:#ff929e;--good:#8ce2ac}