/* Бортжурнал — «рассветное небо»: персик, пудра, лаванда, небесно-голубой; чернила — глубокий синий. */
:root {
  --paper: #fbf6f2;
  --card: #fffdfb;
  --card-2: #fdf3ef;
  --ink: #1e2846;
  --ink-2: #48526f;
  --muted: #666b88;
  --rose-ink: #b8475f;
  --gold-ink: #8a6629;
  --line: rgba(30, 40, 70, .09);
  --rose: #df6f88;
  --rose-2: #f3c3cd;
  --rose-soft: #fbe6ea;
  --peach: #f5c3a9;
  --lav: #c9bff0;
  --sky: #9fc2ea;
  --gold: #c19b5f;
  --gold-soft: #f7ecd9;
  --mint: #8cc9b5;
  --shadow: 0 1px 2px rgba(30, 40, 70, .05), 0 8px 28px -10px rgba(120, 70, 90, .22);
  --shadow-lg: 0 2px 4px rgba(30, 40, 70, .05), 0 22px 50px -18px rgba(120, 70, 100, .35);
  --sky-grad: linear-gradient(172deg, #f9d6c9 0%, #f6d9e3 30%, #e6dcf6 62%, #d9e7f8 100%);
  --r: 22px;
  --serif: "Cormorant Garamond", "Times New Roman", serif;
  --sans: "Manrope", -apple-system, "Segoe UI", Roboto, sans-serif;
  --tab-h: 68px;
  color-scheme: light;
}
html.night {
  --paper: #121831;
  --card: #1a2142;
  --card-2: #20284d;
  --ink: #f3ecf2;
  --ink-2: #c8c4d8;
  --muted: #8e93b3;
  --rose-ink: #f08ea3;
  --gold-ink: #e0bf86;
  --line: rgba(255, 255, 255, .08);
  --rose: #f08ea3;
  --rose-2: #6d3c58;
  --rose-soft: #2e2547;
  --gold: #e0bf86;
  --gold-soft: #2c2a3f;
  --shadow: 0 1px 2px rgba(0, 0, 0, .2), 0 10px 30px -12px rgba(0, 0, 0, .55);
  --shadow-lg: 0 2px 6px rgba(0, 0, 0, .25), 0 24px 50px -18px rgba(0, 0, 0, .7);
  --sky-grad: linear-gradient(172deg, #2a2350 0%, #1f2550 45%, #15203f 100%);
  color-scheme: dark;
}

* { box-sizing: border-box; -webkit-tap-highlight-color: transparent; }
html { background: var(--paper); }
html, body { margin: 0; color: var(--ink); }
body { background: transparent; }
body { font: 15.5px/1.6 var(--sans); -webkit-font-smoothing: antialiased; min-height: 100vh; overflow-x: hidden; }
a { color: inherit; text-decoration: none; }
button { font: inherit; color: inherit; border: 0; background: none; cursor: pointer; padding: 0; }
input, textarea { font: inherit; color: inherit; }
svg { display: block; }
[hidden] { display: none !important; }

/* небо за страницей */
.sky-bg { position: fixed; inset: 0 0 auto 0; height: 420px; background: var(--sky-grad); z-index: -1;
  -webkit-mask-image: linear-gradient(#000 55%, transparent); mask-image: linear-gradient(#000 55%, transparent); }
.cloud { position: absolute; border-radius: 50%; background: radial-gradient(closest-side, rgba(255,255,255,.85), rgba(255,255,255,0));
  filter: blur(2px); animation: drift 60s linear infinite; }
.cloud.c1 { width: 260px; height: 90px; top: 40px; left: -40px; }
.cloud.c2 { width: 340px; height: 110px; top: 150px; right: -90px; animation-duration: 85s; animation-direction: reverse; opacity: .8; }
.cloud.c3 { width: 200px; height: 70px; top: 250px; left: 30%; animation-duration: 100s; opacity: .6; }
html.night .cloud { opacity: .07; }
.stars { position: absolute; inset: 0; opacity: 0; background-image:
  radial-gradient(1.2px 1.2px at 12% 18%, #fff 50%, transparent 51%), radial-gradient(1px 1px at 32% 42%, #fff 50%, transparent 51%),
  radial-gradient(1.4px 1.4px at 58% 12%, #fff 50%, transparent 51%), radial-gradient(1px 1px at 77% 33%, #fff 50%, transparent 51%),
  radial-gradient(1.2px 1.2px at 88% 9%, #fff 50%, transparent 51%), radial-gradient(1px 1px at 45% 70%, #fff 50%, transparent 51%),
  radial-gradient(1px 1px at 20% 60%, #fff 50%, transparent 51%), radial-gradient(1.3px 1.3px at 68% 58%, #fff 50%, transparent 51%); }
html.night .stars { opacity: .55; }
@keyframes drift { from { transform: translateX(-30px); } 50% { transform: translateX(40px); } to { transform: translateX(-30px); } }

#app { max-width: 760px; margin: 0 auto; padding: calc(env(safe-area-inset-top) + 18px) 16px calc(var(--tab-h) + 40px + env(safe-area-inset-bottom)); }
#app.wide { max-width: none; padding: 0; }

/* ---------- заголовок ---------- */
.hello { padding: 10px 4px 18px; }
.hello .eyebrow { font: 700 11px/1 var(--sans); letter-spacing: .22em; text-transform: uppercase; color: var(--ink-2); opacity: .75; display: flex; align-items: center; gap: 8px; }
.hello h1 { font: italic 600 40px/1.05 var(--serif); margin: 10px 0 6px; letter-spacing: -.01em; }
.hello h1 em { color: var(--rose); font-style: italic; }
.hello p { margin: 0; color: var(--ink-2); max-width: 30em; }
.flightpath { height: 46px; margin: 4px 0 -6px; }
.flightpath path { fill: none; stroke: var(--ink); stroke-opacity: .28; stroke-width: 1.3; stroke-dasharray: 3 5; }
.flightpath .plane { fill: var(--ink); }

.stats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 0; background: var(--card); border-radius: 18px; box-shadow: var(--shadow); margin: 12px 0 18px; overflow: hidden; }
.stats div { padding: 12px 6px 11px; text-align: center; border-right: 1px dashed var(--line); }
.stats div:last-child { border-right: 0; }
.stats b { display: block; font: 600 26px/1.05 var(--serif); }
.stats span { font: 700 9.5px/1.2 var(--sans); letter-spacing: .14em; text-transform: uppercase; color: var(--muted); }
.stats .hot b { color: var(--rose); }

.search { display: flex; align-items: center; gap: 10px; background: var(--card); border-radius: 999px; padding: 0 16px; box-shadow: var(--shadow); height: 48px; margin-bottom: 22px; }
.search svg { width: 18px; height: 18px; stroke: var(--muted); fill: none; stroke-width: 2; flex: none; }
.search input { border: 0; outline: 0; background: none; flex: 1; font-size: 15.5px; min-width: 0; }
.search input::placeholder { color: var(--muted); }

h2.sec { font: 600 25px/1.2 var(--serif); margin: 30px 4px 12px; display: flex; align-items: baseline; justify-content: space-between; gap: 10px; }
h2.sec small { font: 600 12.5px var(--sans); color: var(--muted); }
h2.sec a { font: 700 12.5px var(--sans); color: var(--rose); }

/* ---------- посадочный талон урока ---------- */
.pass { position: relative; display: grid; grid-template-columns: 1fr 92px; background: var(--card); border-radius: var(--r); box-shadow: var(--shadow); margin-bottom: 14px; overflow: hidden; transition: transform .25s ease, box-shadow .25s; }
.pass:active { transform: scale(.985); }
@media (hover: hover) { .pass:hover { transform: translateY(-2px); box-shadow: var(--shadow-lg); } }
.pass .main { padding: 16px 16px 15px 18px; min-width: 0; }
.pass .stub { position: relative; border-left: 2px dashed var(--line); display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 2px; padding: 12px 6px; background: linear-gradient(180deg, var(--rose-soft), var(--card-2)); }
.pass .stub::before, .pass .stub::after { content: ""; position: absolute; left: -11px; width: 20px; height: 20px; border-radius: 50%; background: var(--paper); }
.pass .stub::before { top: -10px; } .pass .stub::after { bottom: -10px; }
.pass .stub .no { font: 600 34px/1 var(--serif); color: var(--rose); }
.pass .stub .lbl { font: 800 9px/1 var(--sans); letter-spacing: .2em; color: var(--muted); text-transform: uppercase; }
.pass .stub .seat { margin-top: 8px; font: 700 10.5px/1.2 var(--sans); color: var(--ink-2); text-align: center; }
.pass .meta { display: flex; gap: 12px; flex-wrap: wrap; font: 800 9.5px/1 var(--sans); letter-spacing: .16em; text-transform: uppercase; color: var(--muted); margin-bottom: 8px; }
.pass .meta b { color: var(--ink-2); font-weight: 800; }
.pass h3 { font: 600 22px/1.15 var(--serif); margin: 0 0 4px; }
.pass p { margin: 0; color: var(--ink-2); font-size: 14px; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.pass .chips { margin-top: 10px; }
.pass.big { grid-template-columns: 1fr; }
.pass.big .cover { height: 168px; background: var(--sky-grad) center/cover no-repeat; position: relative; }
.pass.big .cover::after { content: ""; position: absolute; inset: 0; background: linear-gradient(180deg, transparent 50%, rgba(30, 40, 70, .25)); }
.pass.big .row { display: grid; grid-template-columns: 1fr 92px; }
.pass.working .main h3 { color: var(--ink-2); }
.pass .state { display: inline-flex; align-items: center; gap: 6px; font: 700 12px var(--sans); color: var(--rose); margin-top: 8px; }

.chips { display: flex; flex-wrap: wrap; gap: 6px; }
.chip { font: 700 11.5px/1 var(--sans); padding: 6px 10px; border-radius: 999px; background: var(--rose-soft); color: var(--rose); white-space: nowrap; }
.chip.ink { background: rgba(30, 40, 70, .06); color: var(--ink-2); }
html.night .chip.ink { background: rgba(255,255,255,.07); }
.chip.act { cursor: pointer; transition: background .2s, color .2s; }
.chip.on { background: var(--ink); color: var(--paper); }

.empty { text-align: center; padding: 36px 20px; background: var(--card); border-radius: var(--r); box-shadow: var(--shadow); }
.empty .ill { width: 120px; margin: 0 auto 12px; }
.empty h3 { font: 600 24px var(--serif); margin: 4px 0 6px; }
.empty p { color: var(--ink-2); margin: 0 auto; max-width: 26em; }

/* ---------- заметки ---------- */
.note-add { display: flex; gap: 8px; background: var(--card); border-radius: 18px; padding: 8px 8px 8px 16px; box-shadow: var(--shadow); align-items: flex-end; }
.note-add textarea { flex: 1; border: 0; outline: 0; background: none; resize: none; min-height: 24px; max-height: 160px; padding: 8px 0; line-height: 1.45; }
.note-add button { background: var(--ink); color: var(--paper); border-radius: 14px; height: 40px; padding: 0 14px; font-weight: 700; font-size: 13px; }
.notes { display: grid; gap: 10px; margin-top: 12px; }
.note { background: var(--gold-soft); border-radius: 16px; padding: 12px 14px; position: relative; font-size: 14.5px; }
.note .when { font: 700 10.5px var(--sans); letter-spacing: .08em; text-transform: uppercase; color: var(--gold); margin-bottom: 4px; display: flex; justify-content: space-between; gap: 8px; }
.note .del { color: var(--muted); font-size: 16px; line-height: 1; }

/* ---------- урок ---------- */
.back { display: inline-flex; align-items: center; gap: 6px; font: 700 13px var(--sans); color: var(--ink-2); padding: 6px 2px; margin-bottom: 8px; }
.back svg { width: 18px; height: 18px; stroke: currentColor; fill: none; stroke-width: 2; }
.hero { position: relative; border-radius: 28px; overflow: hidden; box-shadow: var(--shadow-lg); background: var(--card); margin-bottom: 16px; }
.hero .img { aspect-ratio: 3/2; max-height: 300px; width: 100%; background: var(--sky-grad) center/cover no-repeat; }
.hero .img.none { aspect-ratio: auto; height: 120px; }
.hero .body { padding: 18px 20px 20px; }
.hero .meta { display: flex; flex-wrap: wrap; gap: 14px; font: 800 10px/1 var(--sans); letter-spacing: .18em; text-transform: uppercase; color: var(--muted); }
.hero .meta b { color: var(--rose); }
.hero h1 { font: 600 34px/1.08 var(--serif); margin: 12px 0 6px; letter-spacing: -.005em; }
.hero .sub { color: var(--ink-2); font-style: italic; font-family: var(--serif); font-size: 19px; line-height: 1.35; margin: 0 0 12px; }

.card { background: var(--card); border-radius: var(--r); box-shadow: var(--shadow); padding: 18px 18px; margin-bottom: 14px; }
.card h3.t { font: 600 22px/1.2 var(--serif); margin: 0 0 10px; display: flex; align-items: center; gap: 10px; }
.summary { font-size: 16px; line-height: 1.65; }
.keys { counter-reset: k; list-style: none; padding: 0; margin: 0; display: grid; gap: 10px; }
.keys li { counter-increment: k; display: grid; grid-template-columns: 34px 1fr; gap: 10px; align-items: start; }
.keys li::before { content: counter(k, decimal-leading-zero); font: 600 22px/1.1 var(--serif); color: var(--rose); }

.toc { display: grid; gap: 2px; }
.toc a { display: grid; grid-template-columns: 26px 1fr auto; gap: 10px; align-items: center; padding: 9px 4px; border-bottom: 1px dashed var(--line); font-weight: 600; font-size: 14.5px; }
.toc a:last-child { border-bottom: 0; }
.toc .n { font: 600 17px var(--serif); color: var(--muted); }
.toc time { font: 700 11.5px var(--sans); color: var(--muted); }

.section { scroll-margin-top: 16px; }
.section .head { display: flex; align-items: center; gap: 12px; margin-bottom: 8px; }
.section .ico { width: 42px; height: 42px; border-radius: 14px; display: grid; place-items: center; background: linear-gradient(135deg, var(--rose-soft), var(--gold-soft)); flex: none; }
.section .ico svg { width: 22px; height: 22px; stroke: var(--rose); fill: none; stroke-width: 1.7; stroke-linecap: round; stroke-linejoin: round; }
.section h3 { font: 600 23px/1.15 var(--serif); margin: 0; flex: 1; }
.tbtn { display: inline-flex; align-items: center; gap: 5px; font: 700 11.5px var(--sans); color: var(--ink-2); background: rgba(30,40,70,.06); padding: 6px 10px 6px 8px; border-radius: 999px; white-space: nowrap; }
html.night .tbtn { background: rgba(255,255,255,.08); }
.tbtn svg { width: 12px; height: 12px; fill: currentColor; }

.md { font-size: 15.5px; line-height: 1.68; }
.md p { margin: 0 0 .75em; }
.md h3, .md h4 { font: 700 15px var(--sans); margin: 1.1em 0 .4em; color: var(--ink); }
.md ul, .md ol { padding-left: 1.25em; margin: .2em 0 .9em; }
.md li { margin: .25em 0; }
.md li::marker { color: var(--rose); }
.md strong { font-weight: 800; background: linear-gradient(transparent 62%, var(--rose-soft) 62%); }
html.night .md strong { background: linear-gradient(transparent 62%, rgba(240,142,163,.25) 62%); }
.md table { width: 100%; border-collapse: collapse; margin: .6em 0 1em; font-size: 14px; display: block; overflow-x: auto; }
.md th, .md td { border-bottom: 1px solid var(--line); padding: 8px 10px; text-align: left; vertical-align: top; }
.md th { font: 800 10.5px var(--sans); letter-spacing: .1em; text-transform: uppercase; color: var(--muted); }
.md blockquote { margin: .6em 0; padding: 8px 14px; border-left: 3px solid var(--lav); color: var(--ink-2); background: rgba(201,191,240,.15); border-radius: 0 12px 12px 0; }
.md > *:last-child { margin-bottom: 0; }

.remember { margin-top: 14px; border: 1.5px solid var(--gold); border-radius: 16px; padding: 12px 14px 10px; position: relative; background: var(--gold-soft); }
.remember .lbl { position: absolute; top: -9px; left: 12px; background: var(--card); padding: 0 8px; font: 800 10px/18px var(--sans); letter-spacing: .18em; text-transform: uppercase; color: var(--gold); border-radius: 6px; }
.remember ul { margin: 0; padding-left: 1.1em; font-weight: 600; font-size: 14.5px; }
.remember li::marker { content: "✦  "; color: var(--gold); }
.tip { margin-top: 10px; display: flex; gap: 10px; padding: 10px 12px; border-radius: 14px; background: rgba(159,194,234,.18); font-size: 14px; color: var(--ink-2); }
.tip b { color: var(--ink); }
figure.ill { margin: 14px -4px 2px; }
figure.ill img { width: 100%; border-radius: 18px; display: block; background: var(--card-2); }
figure.ill figcaption { font: italic 15px var(--serif); color: var(--muted); text-align: center; margin-top: 6px; }
figure.ill .ph { aspect-ratio: 3/2; border-radius: 18px; background: var(--sky-grad); display: grid; place-items: center; color: var(--ink-2); font: italic 16px var(--serif); }

.nums { display: grid; grid-template-columns: repeat(auto-fill, minmax(150px, 1fr)); gap: 10px; }
.num { background: var(--card-2); border-radius: 16px; padding: 12px 14px; }
.num b { font: 600 26px/1.05 var(--serif); color: var(--rose); display: block; }
.num span { font-size: 13px; color: var(--ink-2); line-height: 1.4; display: block; margin-top: 4px; }

dl.terms { margin: 0; display: grid; gap: 12px; }
dl.terms dt { font: 800 14.5px var(--sans); }
dl.terms dd { margin: 2px 0 0; color: var(--ink-2); font-size: 14.5px; }

.photos { display: grid; grid-template-columns: repeat(auto-fill, minmax(140px, 1fr)); gap: 10px; }
.photo { border-radius: 16px; overflow: hidden; background: var(--card-2); cursor: pointer; }
.photo img { width: 100%; aspect-ratio: 1; object-fit: cover; display: block; }
.photo div { padding: 8px 10px; font: 700 12.5px/1.3 var(--sans); }

.qa details { border-bottom: 1px dashed var(--line); padding: 10px 0; }
.qa details:last-child { border-bottom: 0; }
.qa summary { list-style: none; cursor: pointer; font-weight: 700; display: grid; grid-template-columns: 1fr 20px; gap: 8px; }
.qa summary::-webkit-details-marker { display: none; }
.qa summary::after { content: "+"; font: 400 22px/1 var(--sans); color: var(--rose); transition: transform .2s; }
.qa details[open] summary::after { transform: rotate(45deg); }
.qa .ans { color: var(--ink-2); margin-top: 6px; font-size: 14.5px; }
.qa .opts { margin: 6px 0 0; padding-left: 1.1em; font-size: 14px; color: var(--muted); }
.qa .opts li.ok { color: var(--mint); font-weight: 700; }

.list-dot { margin: 0; padding-left: 1.1em; }
.list-dot li { margin: .3em 0; }
.org { background: linear-gradient(135deg, var(--rose-soft), var(--gold-soft)); }

.tr-tools { display: flex; gap: 8px; margin-bottom: 10px; }
.tr-tools input { flex: 1; border: 1px solid var(--line); background: var(--card-2); border-radius: 12px; padding: 8px 12px; outline: 0; }
.transcript { max-height: 70vh; overflow: auto; font-size: 14.5px; line-height: 1.6; padding-right: 4px; }
.transcript p { margin: 0 0 10px; display: grid; grid-template-columns: 52px 1fr; gap: 8px; }
.transcript time { font: 700 11.5px/1.9 var(--sans); color: var(--rose); cursor: pointer; }
.transcript mark { background: var(--rose-2); color: inherit; border-radius: 3px; }

.lnav { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; margin-top: 18px; }
.lnav a { background: var(--card); border-radius: 18px; padding: 12px 14px; box-shadow: var(--shadow); font-size: 13px; }
.lnav a b { display: block; font: 600 17px/1.2 var(--serif); margin-top: 2px; }
.lnav a.next { text-align: right; }

.working-card { text-align: center; padding: 28px 18px; }
.working-card svg.fly { width: 150px; margin: 0 auto 6px; overflow: visible; }
.working-card h3 { font: 600 26px var(--serif); margin: 6px 0; }
.working-card p { color: var(--ink-2); margin: 0; }
.fly .pl { animation: fly 3.6s ease-in-out infinite; transform-origin: center; }
@keyframes fly { 0%, 100% { transform: translate(0, 0) rotate(-4deg); } 50% { transform: translate(8px, -6px) rotate(3deg); } }

/* ---------- плеер ---------- */
.player { position: fixed; left: 50%; transform: translateX(-50%); bottom: calc(var(--tab-h) + 14px + env(safe-area-inset-bottom)); width: min(728px, calc(100% - 24px)); background: var(--ink); color: var(--paper); border-radius: 20px; box-shadow: var(--shadow-lg); padding: 10px 12px; display: grid; grid-template-columns: 40px 1fr auto; gap: 10px; align-items: center; z-index: 30; }
.player .pp { width: 40px; height: 40px; border-radius: 50%; background: var(--rose); display: grid; place-items: center; }
.player .pp svg { width: 16px; height: 16px; fill: #fff; }
.player .info { min-width: 0; }
.player .ttl { font: 700 12.5px/1.2 var(--sans); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.player input[type=range] { width: 100%; accent-color: var(--rose); height: 18px; margin: 2px 0 0; }
.player .tm { font: 700 11px var(--sans); opacity: .7; display: flex; gap: 6px; align-items: center; }
.player .x { opacity: .6; font-size: 20px; padding: 0 4px; }
.player .spd { font: 800 11px var(--sans); background: rgba(255,255,255,.14); border-radius: 8px; padding: 3px 6px; }

/* ---------- нижние вкладки ---------- */
.tabs { position: fixed; left: 50%; transform: translateX(-50%); bottom: calc(10px + env(safe-area-inset-bottom)); width: min(520px, calc(100% - 20px)); height: var(--tab-h); display: grid; grid-template-columns: repeat(5, 1fr); background: color-mix(in srgb, var(--card) 86%, transparent); backdrop-filter: blur(18px) saturate(1.4); -webkit-backdrop-filter: blur(18px) saturate(1.4); border-radius: 24px; box-shadow: var(--shadow-lg); z-index: 40; border: 1px solid var(--line); }
.tabs a { display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 3px; font: 700 10.5px var(--sans); color: var(--muted); position: relative; transition: color .2s; }
.tabs svg { width: 24px; height: 24px; fill: none; stroke: currentColor; stroke-width: 1.7; stroke-linecap: round; stroke-linejoin: round; }
.tabs a.on { color: var(--rose); }
.tabs a.on svg { fill: var(--rose-soft); }
.tabs .badge { position: absolute; top: 8px; left: calc(50% + 6px); background: var(--rose); color: #fff; font: 800 10px/16px var(--sans); min-width: 16px; padding: 0 4px; border-radius: 8px; text-align: center; }

/* ---------- карта знаний ---------- */
.mapwrap { position: fixed; inset: 0; background: var(--paper); }
.mapwrap svg.map { width: 100%; height: 100%; touch-action: none; cursor: grab; user-select: none; -webkit-user-select: none; }
.mapwrap .grid line { stroke: var(--ink); stroke-opacity: .045; }
.maphead { position: absolute; top: calc(env(safe-area-inset-top) + 14px); left: 14px; right: 14px; pointer-events: none; display: grid; gap: 10px; }
.maphead > * { pointer-events: auto; }
.maphead h1 { font: italic 600 30px/1 var(--serif); margin: 0 4px; text-shadow: 0 1px 12px var(--paper); }
.maphead .chips { overflow-x: auto; flex-wrap: nowrap; padding: 2px 2px 6px; scrollbar-width: none; }
.maphead .chips::-webkit-scrollbar { display: none; }
.maphead .chip { box-shadow: var(--shadow); background: var(--card); color: var(--ink-2); }
.maphead .chip.on { background: var(--ink); color: var(--paper); }
.edge { fill: none; stroke: var(--ink); stroke-opacity: .17; stroke-width: 1.2; }
.edge.hl { stroke: var(--rose); stroke-opacity: .85; stroke-width: 1.8; stroke-dasharray: 4 4; animation: dash 1.2s linear infinite; }
@keyframes dash { to { stroke-dashoffset: -16; } }
.node circle.halo { fill: var(--card); }
.node circle.dot { stroke: var(--card); stroke-width: 2; }
.node text { font: 700 11.5px var(--sans); fill: var(--ink); paint-order: stroke; stroke: var(--paper); stroke-width: 4px; stroke-linejoin: round; pointer-events: none; }
.node.dim { opacity: .18; }
.node.sel circle.dot { stroke: var(--rose); stroke-width: 3; }
.legend { position: absolute; bottom: calc(var(--tab-h) + 22px + env(safe-area-inset-bottom)); left: 14px; display: flex; flex-wrap: wrap; gap: 6px 10px; font: 700 11px var(--sans); color: var(--ink-2); max-width: 70%; pointer-events: none; }
.legend i { display: inline-block; width: 9px; height: 9px; border-radius: 50%; margin-right: 5px; vertical-align: -1px; }
.zoom { position: absolute; right: 14px; bottom: calc(var(--tab-h) + 22px + env(safe-area-inset-bottom)); display: grid; gap: 8px; }
.zoom button { width: 42px; height: 42px; border-radius: 14px; background: var(--card); box-shadow: var(--shadow); font: 600 20px var(--sans); }

/* ---------- шторка понятия ---------- */
.sheet { position: fixed; left: 50%; transform: translate(-50%, 0); bottom: 0; width: min(760px, 100%); max-height: 72vh; overflow: auto; background: var(--card); border-radius: 28px 28px 0 0; box-shadow: 0 -20px 60px -20px rgba(30,40,70,.4); z-index: 60; padding: 10px 20px calc(24px + env(safe-area-inset-bottom)); animation: up .28s cubic-bezier(.2,.8,.2,1); }
@keyframes up { from { transform: translate(-50%, 100%); } }
.sheet .grip { width: 44px; height: 5px; border-radius: 3px; background: var(--line); margin: 0 auto 12px; }
.sheet .kind { font: 800 10px var(--sans); letter-spacing: .2em; text-transform: uppercase; }
.sheet h2 { font: 600 30px/1.1 var(--serif); margin: 6px 0 8px; }
.sheet p { color: var(--ink-2); margin: 0 0 14px; }
.sheet h4 { font: 800 10.5px var(--sans); letter-spacing: .16em; text-transform: uppercase; color: var(--muted); margin: 16px 0 8px; }
.sheet .ll a { display: flex; justify-content: space-between; gap: 10px; padding: 10px 0; border-bottom: 1px dashed var(--line); font-weight: 600; }
.sheet .ll a span { color: var(--muted); font-size: 12.5px; white-space: nowrap; }
.shade { position: fixed; inset: 0; background: rgba(20, 24, 45, .28); z-index: 55; animation: fade .2s; }
@keyframes fade { from { opacity: 0; } }

/* ---------- словарь ---------- */
.alpha { display: flex; flex-wrap: wrap; gap: 4px; margin: 0 0 14px; }
.alpha a { width: 30px; height: 30px; display: grid; place-items: center; border-radius: 10px; font: 700 13px var(--sans); color: var(--ink-2); background: var(--card); box-shadow: var(--shadow); }
.letter { font: italic 600 34px/1 var(--serif); color: var(--rose); margin: 22px 4px 8px; scroll-margin-top: 14px; }
.term { background: var(--card); border-radius: 18px; padding: 14px 16px; box-shadow: var(--shadow); margin-bottom: 10px; }
.term b { font-size: 15.5px; font-weight: 800; }
.term p { margin: 4px 0 6px; color: var(--ink-2); font-size: 14.5px; }
.term a { font: 700 11.5px var(--sans); color: var(--rose); }

/* ---------- тренировка ---------- */
.train-top { display: flex; justify-content: space-between; align-items: center; margin: 4px 4px 12px; font: 700 12.5px var(--sans); color: var(--muted); }
.bar { height: 6px; border-radius: 3px; background: var(--line); overflow: hidden; margin: 0 4px 18px; }
.bar i { display: block; height: 100%; background: linear-gradient(90deg, var(--peach), var(--rose)); border-radius: 3px; transition: width .4s; }
.flip { perspective: 1200px; min-height: 320px; margin-bottom: 16px; }
.flip .in { position: relative; min-height: 320px; transition: transform .6s cubic-bezier(.2,.8,.2,1); transform-style: preserve-3d; }
.flip.on .in { transform: rotateY(180deg); }
.flip .face { position: absolute; inset: 0; backface-visibility: hidden; -webkit-backface-visibility: hidden; background: var(--card); border-radius: 28px; box-shadow: var(--shadow-lg); padding: 26px 22px; display: flex; flex-direction: column; justify-content: center; text-align: center; overflow: auto; }
.flip .face.back { transform: rotateY(180deg); background: linear-gradient(160deg, var(--card), var(--rose-soft)); }
.flip .lbl { font: 800 10px var(--sans); letter-spacing: .2em; text-transform: uppercase; color: var(--muted); margin-bottom: 14px; }
.flip .q { font: 600 25px/1.25 var(--serif); }
.flip .a { font-size: 16px; line-height: 1.6; }
.flip .hint { margin-top: 18px; font: 700 12px var(--sans); color: var(--rose); }
.opts { display: grid; gap: 10px; margin-bottom: 16px; }
.opt { text-align: left; background: var(--card); border-radius: 18px; padding: 14px 16px; box-shadow: var(--shadow); font-weight: 600; border: 2px solid transparent; transition: border-color .2s, background .2s; }
.opt.ok { border-color: var(--mint); background: rgba(140, 201, 181, .16); }
.opt.bad { border-color: var(--rose); background: var(--rose-soft); }
.grade { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.btn { height: 52px; border-radius: 18px; font-weight: 800; font-size: 15px; display: inline-flex; align-items: center; justify-content: center; gap: 8px; padding: 0 18px; }
.btn.pri { background: var(--ink); color: var(--paper); }
.btn.rose { background: var(--rose); color: #fff; }
.btn.soft { background: var(--card); box-shadow: var(--shadow); }
.btn.wide { width: 100%; }
.pick { display: grid; gap: 10px; }
.pick a { display: flex; justify-content: space-between; align-items: center; gap: 12px; background: var(--card); border-radius: 18px; padding: 14px 16px; box-shadow: var(--shadow); }
.pick a b { font: 600 19px/1.2 var(--serif); }
.pick a span { font: 700 12px var(--sans); color: var(--muted); white-space: nowrap; }
.done-card { text-align: center; padding: 34px 20px; }
.done-card h3 { font: italic 600 34px var(--serif); margin: 8px 0; }

/* ---------- вход ---------- */
.login { min-height: 100vh; display: grid; place-items: center; text-align: center; padding: 24px; margin-top: -18px; }
.login .logo { width: 108px; height: 108px; margin: 0 auto 10px; filter: drop-shadow(0 18px 30px rgba(180, 90, 120, .3)); }
.login h1 { font: italic 600 52px/1 var(--serif); margin: 8px 0 8px; }
.login p { color: var(--ink-2); margin: 0 auto 26px; max-width: 22em; }
.login .btn { min-width: 260px; }
.login small { display: block; margin-top: 16px; color: var(--muted); font-size: 12.5px; }

.spin { width: 18px; height: 18px; border-radius: 50%; border: 2.5px solid currentColor; border-right-color: transparent; animation: rot .8s linear infinite; display: inline-block; vertical-align: -3px; }
@keyframes rot { to { transform: rotate(360deg); } }
.fadein { animation: fadein .45s ease both; }
@keyframes fadein { from { opacity: 0; transform: translateY(8px); } }
.toast { position: fixed; left: 50%; top: calc(env(safe-area-inset-top) + 14px); transform: translateX(-50%); background: var(--ink); color: var(--paper); padding: 10px 16px; border-radius: 14px; font-weight: 700; font-size: 13.5px; z-index: 80; box-shadow: var(--shadow-lg); animation: fadein .3s; }

@media (min-width: 900px) {
  #app { padding-top: 36px; }
  .hello h1 { font-size: 52px; }
  .hero h1 { font-size: 44px; }
}
@media (prefers-reduced-motion: reduce) { *, *::before, *::after { animation: none !important; transition: none !important; } }

/* Cormorant по умолчанию пишет цифры «старым стилем» (1 похожа на I) — для чисел нужны обычные */
.stats b, .pass .stub .no, .pass .meta, .num b, .keys li::before, .toc .n, .letter, .done-card h3, .hero .meta { font-variant-numeric: lining-nums; font-feature-settings: "lnum" 1; }
.train-top { gap: 12px; } .train-top span:last-child { white-space: nowrap; }

.tabs a span { white-space: nowrap; font-size: 10px; }

/* ---------- English ---------- */
.en-intro .steps { display: grid; gap: 10px; margin: 14px 0 18px; counter-reset: st; }
.en-intro .steps div { display: grid; grid-template-columns: 34px 1fr; gap: 10px; align-items: start; }
.en-intro .steps div::before { counter-increment: st; content: counter(st); width: 30px; height: 30px; border-radius: 50%; display: grid; place-items: center; background: var(--rose-soft); color: var(--rose); font: 600 17px var(--serif); font-variant-numeric: lining-nums; }
.en-intro .steps b { display: block; }
.en-intro .steps span { color: var(--ink-2); font-size: 14px; }
.en-dots { display: flex; gap: 6px; margin: 2px 4px 14px; }
.en-dots i { flex: 1; height: 5px; border-radius: 3px; background: var(--line); }
.en-dots i.on { background: linear-gradient(90deg, var(--peach), var(--rose)); }
.en-dots i.done { background: var(--rose-2); }
.en-step { font: 800 10.5px var(--sans); letter-spacing: .18em; text-transform: uppercase; color: var(--muted); margin: 0 4px 8px; display: flex; justify-content: space-between; }
.qcard { background: var(--card); border-radius: 26px; box-shadow: var(--shadow-lg); padding: 26px 22px; margin-bottom: 14px; }
.qcard .q { font: 600 26px/1.3 var(--serif); }
.blank { display: inline-block; min-width: 56px; border-bottom: 2px solid var(--rose); margin: 0 4px; transform: translateY(-4px); }
.dk { display: block; margin: 4px auto 0; color: var(--muted); font: 700 13px var(--sans); padding: 10px 16px; }
.reading { font: 500 17px/1.7 var(--serif); }
.reading p { margin: 0 0 .8em; }
.qblock { margin: 18px 0 6px; }
.qblock .qt { font-weight: 800; margin: 0 2px 8px; }
.qblock .opts { margin-bottom: 0; }
.qblock .opt { padding: 12px 14px; font-size: 14.5px; }
.qblock .opt.sel { border-color: var(--rose); background: var(--rose-soft); }
.audio { display: flex; align-items: center; gap: 14px; background: linear-gradient(135deg, var(--rose-soft), var(--gold-soft)); border-radius: 20px; padding: 14px 16px; margin: 6px 0 4px; }
.audio button { width: 52px; height: 52px; border-radius: 50%; background: var(--rose); display: grid; place-items: center; flex: none; box-shadow: var(--shadow); }
.audio button svg { width: 20px; height: 20px; fill: #fff; }
.audio b { display: block; font: 600 19px var(--serif); }
.audio span { font-size: 13px; color: var(--ink-2); }
.writing textarea { width: 100%; min-height: 170px; border: 1.5px solid var(--line); border-radius: 18px; padding: 14px 16px; background: var(--card); outline: 0; resize: vertical; font: 16px/1.55 var(--sans); }
.writing textarea:focus { border-color: var(--rose-2); }
.wc { text-align: right; font: 700 12px var(--sans); color: var(--muted); margin: 6px 4px 14px; }
.stamp-wrap { display: grid; place-items: center; padding: 26px 0 8px; }
.stamp { width: 200px; height: 200px; border-radius: 50%; border: 3px solid var(--rose); outline: 1.5px solid var(--rose); outline-offset: 6px; display: flex; flex-direction: column; align-items: center; justify-content: center; transform: rotate(-8deg); color: var(--rose); text-align: center; background: radial-gradient(circle, var(--card) 60%, var(--rose-soft)); box-shadow: var(--shadow-lg); animation: stampin .6s cubic-bezier(.2,1.4,.4,1) both; }
@keyframes stampin { from { transform: rotate(-8deg) scale(1.6); opacity: 0; } }
.stamp small { font: 800 9.5px var(--sans); letter-spacing: .24em; text-transform: uppercase; }
.stamp b { font: 600 74px/1 var(--serif); font-variant-numeric: lining-nums; margin: 2px 0; }
.stamp span { font: italic 600 19px var(--serif); }
.headline { text-align: center; font: italic 600 23px/1.3 var(--serif); margin: 18px 10px 4px; }
.skills { display: grid; gap: 12px; }
.skill { display: grid; grid-template-columns: 110px 1fr 44px; gap: 10px; align-items: center; font-size: 14px; font-weight: 700; }
.skill .track { display: grid; grid-template-columns: repeat(6, 1fr); gap: 4px; }
.skill .track i { height: 8px; border-radius: 4px; background: var(--line); }
.skill .track i.on { background: linear-gradient(90deg, var(--peach), var(--rose)); }
.skill b { text-align: right; color: var(--rose); font-variant-numeric: lining-nums; }
.skill.na { opacity: .45; }
.scale { display: grid; grid-template-columns: 110px 1fr 44px; gap: 10px; font: 800 9px var(--sans); color: var(--muted); letter-spacing: .08em; }
.scale div { display: grid; grid-template-columns: repeat(6, 1fr); gap: 4px; text-align: center; }
.corr { background: rgba(140,201,181,.14); border-radius: 16px; padding: 12px 14px; font-size: 15px; margin-bottom: 10px; }
.words { display: grid; grid-template-columns: repeat(auto-fill, minmax(200px, 1fr)); gap: 8px; }
.words div { background: var(--card-2); border-radius: 14px; padding: 10px 12px; font-size: 14px; }
.words b { font-weight: 800; }
.waiting { text-align: center; padding: 34px 20px; }
.waiting h3 { font: 600 26px var(--serif); margin: 10px 0 6px; }
.waiting p { color: var(--ink-2); margin: 0 auto 18px; max-width: 26em; }