/*
 * Общий вид заглушек media-поддомена: фиолетовая тема, шрифты и язык
 * блоков тренажёра партитур (hero-полоса, карточка-приветствие, плашки).
 * Шрифты лежат рядом — у поддомена свой origin.
 */
@font-face { font-family: "Unbounded"; font-weight: 400 700; font-display: swap; src: url("fonts/unbounded-cyrillic.woff2") format("woff2"); unicode-range: U+0301, U+0400-045F, U+0490-0491, U+04B0-04B1, U+2116; }
@font-face { font-family: "Unbounded"; font-weight: 400 700; font-display: swap; src: url("fonts/unbounded-latin.woff2") format("woff2"); unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD; }
@font-face { font-family: "Golos Text"; font-weight: 400 700; font-display: swap; src: url("fonts/golos-cyrillic.woff2") format("woff2"); unicode-range: U+0301, U+0400-045F, U+0490-0491, U+04B0-04B1, U+2116; }
@font-face { font-family: "Golos Text"; font-weight: 400 700; font-display: swap; src: url("fonts/golos-latin.woff2") format("woff2"); unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD; }
@font-face { font-family: "JetBrains Mono"; font-weight: 500; font-display: swap; src: url("fonts/jetmono-cyrillic.woff2") format("woff2"); unicode-range: U+0301, U+0400-045F, U+0490-0491, U+04B0-04B1, U+2116; }
@font-face { font-family: "JetBrains Mono"; font-weight: 500; font-display: swap; src: url("fonts/jetmono-latin.woff2") format("woff2"); unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD; }

:root {
  color-scheme: dark;
  --font-display: "Unbounded", system-ui, sans-serif;
  --font-sans: "Golos Text", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  --font-mono: "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, monospace;

  --bg: #0d0812;
  --bg-deep: #08050c;
  --panel: #17101f;
  --panel-2: #21142d;
  --panel-3: #2a1738;
  --hairline: rgba(251, 244, 255, 0.1);
  --hairline-strong: rgba(251, 244, 255, 0.17);
  --text: #fbf4ff;
  --muted: #d5c2dc;
  --dim: #a88bb2;
  --accent: #da65e4;
  --accent-strong: #e69ce8;
  --accent-deep: #972f9e;
  --success: oklch(74% 0.14 150);
  --bar-top: #36d1c4;
  --bar-bottom: #a98bff;
  --shadow: 0 8px 34px rgba(0, 0, 0, 0.48);
  --hero-background:
    radial-gradient(2px 2px at 78% 24%, rgba(251, 244, 255, 0.58), transparent 100%),
    radial-gradient(1.5px 1.5px at 88% 52%, rgba(218, 101, 228, 0.5), transparent 100%),
    radial-gradient(2px 2px at 64% 12%, rgba(218, 161, 106, 0.5), transparent 100%),
    radial-gradient(1.5px 1.5px at 93% 16%, rgba(251, 244, 255, 0.5), transparent 100%),
    radial-gradient(1000px 480px at 15% -10%, rgb(151 47 158 / 0.25), transparent 65%);

  --radius: 11px;
  --radius-lg: 15px;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
  --content: 1100px;
}

@media (prefers-color-scheme: light) {
  :root {
    color-scheme: light;
    --bg: #fbf7ff;
    --bg-deep: #f3ebfa;
    --panel: #fffaff;
    --panel-2: #f1e4f7;
    --panel-3: #ead7f2;
    --hairline: rgba(39, 17, 42, 0.1);
    --hairline-strong: rgba(39, 17, 42, 0.17);
    --text: #27112a;
    --muted: #624d6a;
    --dim: #80678a;
    --accent: #8a238f;
    --accent-strong: #70217e;
    --accent-deep: #5c2562;
    --success: #28734e;
    --bar-top: #1a9d92;
    --bar-bottom: #7b5ad6;
    --shadow: 0 8px 30px rgba(50, 25, 55, 0.14);
    --hero-background:
      radial-gradient(2px 2px at 78% 24%, rgba(39, 17, 42, 0.3), transparent 100%),
      radial-gradient(1.5px 1.5px at 88% 52%, rgba(138, 35, 143, 0.3), transparent 100%),
      radial-gradient(2px 2px at 64% 12%, rgba(218, 161, 106, 0.38), transparent 100%),
      radial-gradient(1000px 480px at 15% -10%, rgb(138 35 143 / 0.14), transparent 65%);
  }
}

*, *::before, *::after { box-sizing: border-box; }
html { background: var(--bg); }
body {
  margin: 0;
  min-height: 100dvh;
  color: var(--text);
  font: 400 15px/1.55 var(--font-sans);
  -webkit-font-smoothing: antialiased;
}
a { color: var(--accent-strong); text-decoration: none; }
a:hover { text-decoration: underline; text-underline-offset: 3px; }

/* Падающий код за содержимым — только в тёмном режиме. */
.rain {
  --rain-head: color-mix(in srgb, var(--accent-strong) 55%, #fff);
  position: fixed;
  inset: 0;
  z-index: -1;
  width: 100%;
  height: 100%;
  color: var(--accent-strong);
  opacity: 0.22;
  pointer-events: none;
}
@media (prefers-color-scheme: light) { .rain { display: none; } }

.wrap { width: min(100% - 32px, var(--content)); margin-inline: auto; }

/* Hero-полоса во всю ширину. */
.hero {
  position: relative;
  overflow: hidden;
  background:
    var(--hero-background),
    linear-gradient(180deg, color-mix(in oklab, var(--panel) 62%, transparent), color-mix(in oklab, var(--bg) 40%, transparent));
  border-bottom: 1px solid var(--hairline);
}
.hero::after {
  content: "";
  position: absolute;
  right: -6%;
  top: 28%;
  width: 380px;
  height: 380px;
  border-radius: 50%;
  border: 1px solid color-mix(in oklab, var(--accent) 42%, transparent);
  pointer-events: none;
}
@media (max-width: 720px) { .hero::after { display: none; } }
.hero .wrap { position: relative; z-index: 1; padding: clamp(32px, 5vw, 48px) 0 clamp(32px, 5vw, 44px); }
.crumbs { display: flex; flex-wrap: wrap; gap: 0.5rem; margin: 0 0 0.9rem; padding: 0; list-style: none; color: var(--dim); font: 500 0.75rem/1.4 var(--font-mono); }
.crumbs li + li::before { content: "/"; margin-right: 0.5rem; opacity: 0.6; }
.crumbs a { color: inherit; }
.crumbs [aria-current] { color: var(--accent-strong); }
.eyebrow {
  margin: 0 0 0.55rem;
  color: var(--accent-strong);
  font: 600 0.7rem/1.4 var(--font-mono);
  letter-spacing: 0.14em;
  text-transform: uppercase;
}
.hero h1 {
  margin: 0 0 0.55rem;
  font: 700 clamp(1.9rem, 4vw, 3rem)/1.08 var(--font-display);
  letter-spacing: -0.01em;
  overflow-wrap: anywhere;
}
.lead { max-width: 48rem; margin: 0; color: var(--muted); font-size: clamp(0.92rem, 1.4vw, 1.02rem); line-height: 1.6; }

.page { padding: 24px 0 48px; display: grid; gap: 16px; }
.layout { display: grid; grid-template-columns: minmax(0, 1fr); gap: 16px; align-items: start; }
@media (min-width: 860px) { .layout--aside { grid-template-columns: 330px minmax(0, 1fr); } }

.panel {
  min-width: 0;
  border: 1px solid var(--hairline);
  border-radius: var(--radius-lg);
  background: color-mix(in oklab, var(--panel) 92%, transparent);
  box-shadow: var(--shadow);
}
.panel--list { padding: 12px; display: grid; gap: 4px; }
.panel__label { margin: 4px 8px 8px; color: var(--dim); font: 600 0.7rem/1.4 var(--font-mono); letter-spacing: 0.14em; text-transform: uppercase; }

/* Строка списка — как партитура в тренажёре: плашка формата + название + мета. */
.item {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 12px;
  align-items: center;
  padding: 9px 8px;
  border-radius: var(--radius);
  color: inherit;
}
a.item:hover { background: color-mix(in oklab, var(--panel-2) 80%, transparent); text-decoration: none; }
.item__tag {
  display: grid;
  place-items: center;
  width: 38px;
  height: 46px;
  border-radius: 7px;
  border: 1px solid var(--hairline-strong);
  background:
    repeating-linear-gradient(180deg, transparent 0 7px, color-mix(in oklab, var(--accent) 14%, transparent) 7px 8px),
    var(--panel-2);
  color: var(--accent-strong);
  font: 600 0.6rem/1 var(--font-mono);
  letter-spacing: 0.04em;
}
.item__title { display: block; font-weight: 600; font-size: 0.9rem; overflow-wrap: anywhere; }
.item__meta { display: block; color: var(--muted); font-size: 0.75rem; }
.item[aria-disabled] { opacity: 0.6; }

/* Карточка-приветствие с эквалайзером. */
.welcome {
  display: grid;
  justify-items: center;
  gap: 12px;
  padding: clamp(32px, 6vw, 72px) 20px;
  text-align: center;
  background:
    radial-gradient(120% 80% at 50% 0%, color-mix(in oklab, var(--accent) 14%, transparent), transparent 60%),
    color-mix(in oklab, var(--panel) 92%, transparent);
}
.welcome h2 { margin: 6px 0 0; font: 700 clamp(1.4rem, 3vw, 2rem)/1.2 var(--font-display); }
.welcome > p { max-width: 58ch; margin: 0; color: var(--muted); line-height: 1.6; }

.bars { display: flex; gap: 6px; align-items: flex-end; height: 72px; }
.bars span {
  width: 10px;
  height: var(--h);
  border-radius: 4px;
  background: linear-gradient(180deg, var(--bar-top), color-mix(in oklab, var(--bar-bottom) 80%, transparent));
  opacity: 0.85;
  animation: fall 2.4s var(--ease) infinite alternate;
  animation-delay: calc(var(--i) * -0.17s);
}
.bars--idle span { animation-name: idle; transform-origin: 50% 100%; }
@keyframes fall {
  from { transform: translateY(-10px); opacity: 0.35; }
  to { transform: translateY(0); opacity: 0.95; }
}
@keyframes idle {
  from { transform: scaleY(0.25); opacity: 0.35; }
  to { transform: scaleY(0.45); opacity: 0.7; }
}

.features {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 10px;
  width: min(100%, 720px);
  margin: 10px 0 0;
  padding: 0;
  list-style: none;
}
.features li {
  display: grid;
  gap: 4px;
  padding: 12px 14px;
  text-align: left;
  border-radius: var(--radius);
  background: var(--panel-2);
  border: 1px solid var(--hairline);
}
.features strong { font-size: 0.875rem; }
.features span { font-size: 0.75rem; color: var(--muted); line-height: 1.45; }

.status {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.3rem 0.8rem;
  border-radius: 999px;
  border: 1px solid var(--hairline-strong);
  background: color-mix(in oklab, var(--panel-2) 80%, transparent);
  color: var(--muted);
  font: 600 0.7rem/1.4 var(--font-mono);
  letter-spacing: 0.1em;
  text-transform: uppercase;
}
.status::before {
  content: "";
  width: 0.5rem;
  height: 0.5rem;
  border-radius: 50%;
  background: var(--dim);
}
.status--on::before { background: var(--success); box-shadow: 0 0 0 4px color-mix(in oklab, var(--success) 22%, transparent); }

.play {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  height: 2.5rem;
  padding: 0 1.1rem;
  border-radius: var(--radius);
  border: 1px solid var(--hairline-strong);
  background: var(--panel-2);
  color: var(--muted);
  font: 600 0.875rem var(--font-sans);
  cursor: not-allowed;
  opacity: 0.7;
}

@media (prefers-reduced-motion: reduce) {
  .bars span { animation: none; }
}

/* --- Вход: поле, кнопка, флажок — как components/ui (Field, Button) --- */
:root {
  --danger: oklch(72% 0.19 25);
  --accent-grad: linear-gradient(100deg, #692296, #da65e4);
  --on-accent: #fff;
  --field-bg: color-mix(in oklab, var(--panel-2) 78%, var(--bg-deep));
  --field-bg-hover: color-mix(in oklab, var(--panel-2) 92%, var(--bg-deep));
  --focus-ring: 0 0 0 1px var(--accent), 0 0 14px color-mix(in srgb, var(--accent) 50%, transparent);
}
@media (prefers-color-scheme: light) {
  :root { --danger: #b32d4d; --accent-grad: linear-gradient(100deg, #692296, #b13db9); }
}

.login { display: grid; gap: 18px; padding: clamp(22px, 4vw, 36px); }
.login__head { display: grid; gap: 6px; }
.login__head h2 { margin: 0; font: 700 clamp(1.3rem, 2.6vw, 1.7rem)/1.2 var(--font-display); }
.login__head p { margin: 0; color: var(--muted); }
.login__form { display: grid; gap: 14px; max-width: 420px; }
.login__foot { margin: 0; color: var(--dim); font-size: 0.75rem; }

.field { display: grid; gap: 0.4rem; min-width: 0; }
.field__label { color: var(--muted); font: 500 0.75rem/1.3 var(--font-sans); letter-spacing: 0.01em; }
.field__control {
  display: flex;
  align-items: center;
  min-height: 2.5rem;
  padding-inline-start: 0.8rem;
  border: 1px solid var(--hairline-strong);
  border-radius: var(--radius);
  background: var(--field-bg);
  box-shadow: inset 0 1px 2px rgb(0 0 0 / 0.22);
  transition: background-color 140ms ease, border-color 140ms ease, box-shadow 200ms var(--ease);
}
.field__control:hover:not(:focus-within) { background: var(--field-bg-hover); border-color: color-mix(in oklab, var(--accent) 38%, var(--hairline-strong)); }
.field__control:focus-within { background: var(--field-bg-hover); border-color: var(--accent); box-shadow: inset 0 1px 2px rgb(0 0 0 / 0.22), var(--focus-ring); }
.field__control:has([aria-invalid="true"]) { border-color: color-mix(in oklab, var(--danger) 70%, transparent); }
.field__control input {
  flex: 1;
  min-width: 0;
  padding: 0.5rem 0.8rem 0.5rem 0;
  border: 0;
  background: transparent;
  color: var(--text);
  font: 400 0.875rem var(--font-sans);
  outline: none;
}
.field__control:has(input:disabled) { opacity: 0.55; cursor: not-allowed; }

.check { display: inline-flex; align-items: center; gap: 0.55rem; color: var(--muted); font-size: 0.8125rem; cursor: pointer; }
.check input { width: 1rem; height: 1rem; margin: 0; accent-color: var(--accent); }

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.45rem;
  min-height: 2.5rem;
  padding: 0.35rem 1.1rem;
  border: 1px solid transparent;
  border-radius: var(--radius);
  background: var(--accent-grad);
  background-origin: border-box;
  box-shadow: inset 0 1px 0 rgb(255 255 255 / 0.18), 0 6px 20px color-mix(in srgb, var(--accent) 30%, transparent);
  color: var(--on-accent);
  font: 650 0.875rem/1.2 var(--font-sans);
  text-decoration: none;
  cursor: pointer;
  transition: filter 140ms ease, translate 200ms var(--ease), box-shadow 200ms var(--ease);
}
.btn:hover:not(:disabled, [aria-busy="true"]) { filter: brightness(1.08) saturate(1.05); translate: 0 -1px; text-decoration: none; box-shadow: inset 0 1px 0 rgb(255 255 255 / 0.22), 0 10px 28px color-mix(in srgb, var(--accent) 42%, transparent); }
.btn:focus-visible { outline: none; box-shadow: inset 0 1px 0 rgb(255 255 255 / 0.22), var(--focus-ring); }
.btn:disabled { cursor: not-allowed; filter: saturate(0.6); opacity: 0.5; }
.btn[aria-busy="true"] { cursor: progress; }
.btn[aria-busy="true"]::before {
  content: "";
  width: 0.9rem;
  height: 0.9rem;
  border: 2px solid rgb(255 255 255 / 0.35);
  border-top-color: #fff;
  border-radius: 50%;
  animation: spin 800ms linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

.notice {
  display: flex;
  align-items: flex-start;
  gap: 0.55rem;
  margin: 0;
  padding: 0.65rem 0.85rem;
  border: 1px solid color-mix(in oklab, var(--danger) 45%, transparent);
  border-radius: var(--radius);
  background: color-mix(in oklab, var(--danger) 10%, var(--panel));
  color: var(--text);
  font-size: 0.8125rem;
}
.notice::before { content: ""; flex: none; width: 0.4rem; height: 0.4rem; margin-top: 0.45rem; border-radius: 50%; background: var(--danger); }
.notice[hidden] { display: none; }

/* Замок у закрытых пунктов списка. */
.item__lock { justify-self: end; color: var(--dim); }
.item--locked { grid-template-columns: auto minmax(0, 1fr) auto; }
/* На узком экране вход — первым, список закрытых потоков под ним. */
@media (max-width: 859px) { .layout--aside > .login { order: -1; } }