/* nc — минимализм на палитре Monokai, неоновое свечение только на акцентах, весь текст Arial. */
:root {
  --bg: #1b1c18;
  --panel: #272822;      /* фон редактора Monokai */
  --line: #3e3d32;
  --line-hi: #5b5a4a;
  --fg: #f8f8f2;
  --muted: #a8a598;
  --comment: #8f8a73;    /* комментарий Monokai, чуть светлее ради контраста */
  --pink: #f92672;
  --green: #a6e22e;
  --cyan: #66d9ef;
  --yellow: #e6db74;
  --purple: #ae81ff;
  --orange: #fd971f;

  --font: Arial, "Helvetica Neue", Helvetica, sans-serif;
  --gutter: clamp(20px, 5vw, 64px);
  --wrap: 1120px;

  color-scheme: dark;
  accent-color: var(--green);
  caret-color: var(--green);
}

*, *::before, *::after { box-sizing: border-box; }
html { background: var(--bg); scrollbar-color: var(--line-hi) var(--bg); -webkit-text-size-adjust: 100%; }
body {
  margin: 0; min-height: 100vh;
  background: var(--bg); color: var(--fg);
  font: 400 1rem/1.6 var(--font);
  font-variant-numeric: tabular-nums;
  -webkit-font-smoothing: antialiased;
}
::selection { background: var(--pink); color: var(--bg); }
a { color: var(--cyan); text-decoration: none; border-bottom: 1px solid color-mix(in srgb, var(--cyan) 40%, transparent); transition: color .15s, border-color .15s, text-shadow .15s; }
a:hover { color: #9be8f7; border-bottom-color: var(--cyan); text-shadow: 0 0 12px color-mix(in srgb, var(--cyan) 70%, transparent); }
:focus-visible { outline: 2px solid var(--green); outline-offset: 3px; }

.wrap { max-width: var(--wrap); margin: 0 auto; padding-inline: var(--gutter); }

/* ---------- шапка ---------- */
.top { padding-block: 22px; border-bottom: 1px solid var(--line); }
.top .wrap { display: flex; align-items: center; justify-content: space-between; gap: 16px 24px; flex-wrap: wrap; }
.brand { font: 700 1.75rem/1 var(--font); letter-spacing: -0.05em; color: #ffd6e5; border: 0; text-shadow: 0 0 10px var(--pink), 0 0 26px color-mix(in srgb, var(--pink) 50%, transparent); }
.brand:hover { color: #ffd6e5; border: 0; text-shadow: 0 0 14px var(--pink), 0 0 34px var(--pink); }
.nav { display: flex; flex-wrap: wrap; gap: 8px clamp(16px, 3vw, 32px); margin: 0; padding: 0; list-style: none; }
.nav a { color: var(--muted); border: 0; font-size: 0.9375rem; padding-block: 4px; }
.nav a:hover { color: var(--fg); text-shadow: none; }
.nav a[aria-current="page"] { color: var(--fg); box-shadow: 0 2px 0 var(--pink); }

/* ---------- первый экран ---------- */
.hero { padding-block: clamp(48px, 10vh, 120px) clamp(56px, 9vh, 104px); }
.hero .wrap { display: grid; grid-template-columns: minmax(0, 1.1fr) minmax(320px, 0.9fr); gap: clamp(40px, 6vw, 96px); align-items: center; }
.logo {
  margin: 0; font: 700 clamp(7rem, 4rem + 13vw, 14rem)/0.8 var(--font); letter-spacing: -0.07em;
  color: #ffd6e5;
  text-shadow: 0 0 4px #ffffff40, 0 0 14px var(--pink), 0 0 42px color-mix(in srgb, var(--pink) 60%, transparent), 0 0 90px color-mix(in srgb, var(--pink) 35%, transparent);
  animation: ignite 1.6s ease-out 1 both;
}
.cursor { display: inline-block; width: 0.38em; height: 0.09em; margin-left: 0.08em; background: var(--green); box-shadow: 0 0 10px var(--green), 0 0 26px color-mix(in srgb, var(--green) 60%, transparent); animation: blink 1.1s steps(2, start) infinite; }
.spectrum { display: flex; gap: 6px; margin-top: clamp(28px, 4vh, 40px); }
.spectrum i { width: 32px; height: 4px; border-radius: 2px; }
.spectrum i:nth-child(1) { background: var(--pink); box-shadow: 0 0 10px var(--pink); }
.spectrum i:nth-child(2) { background: var(--orange); box-shadow: 0 0 10px var(--orange); }
.spectrum i:nth-child(3) { background: var(--yellow); box-shadow: 0 0 10px var(--yellow); }
.spectrum i:nth-child(4) { background: var(--green); box-shadow: 0 0 10px var(--green); }
.spectrum i:nth-child(5) { background: var(--cyan); box-shadow: 0 0 10px var(--cyan); }
.spectrum i:nth-child(6) { background: var(--purple); box-shadow: 0 0 10px var(--purple); }

@keyframes ignite { 0%, 8% { opacity: .15; } 9% { opacity: 1; } 12% { opacity: .35; } 15%, 40% { opacity: 1; } 42% { opacity: .6; } 44%, 100% { opacity: 1; } }
@keyframes blink { to { visibility: hidden; } }

/* ---------- форма ---------- */
.card {
  background: var(--panel); border: 1px solid var(--line); border-radius: 10px;
  padding: clamp(22px, 2.6vw, 34px);
  box-shadow: 0 24px 60px -30px #000;
}
.card h2 { margin: 0; font: 700 1.5rem/1.2 var(--font); letter-spacing: -0.01em; }
.card .hint { margin: 6px 0 22px; color: var(--muted); font-size: 0.9375rem; }
.fields { display: grid; gap: 16px; }
.field { display: grid; gap: 6px; }
.field label { font-size: 0.875rem; color: var(--muted); }
.field input, .field textarea {
  width: 100%; font: inherit; color: var(--fg);
  background: var(--bg); border: 1px solid var(--line); border-radius: 6px;
  padding: 11px 13px; transition: border-color .15s, box-shadow .15s;
}
.field textarea { resize: vertical; min-height: 104px; }
.field input::placeholder, .field textarea::placeholder { color: var(--comment); }
.field input:hover, .field textarea:hover { border-color: var(--line-hi); }
.field input:focus, .field textarea:focus { outline: none; border-color: var(--cyan); box-shadow: 0 0 0 3px color-mix(in srgb, var(--cyan) 22%, transparent), 0 0 18px color-mix(in srgb, var(--cyan) 25%, transparent); }
.field[data-invalid] input, .field[data-invalid] textarea { border-color: var(--pink); box-shadow: 0 0 0 3px color-mix(in srgb, var(--pink) 20%, transparent); }
.field .err { margin: 0; color: #ff7aa8; font-size: 0.8125rem; }
.field .err:empty { display: none; }

.consent { grid-template-columns: auto 1fr; gap: 6px 10px; align-items: start; }
.consent input { width: 18px; height: 18px; margin: 1px 0 0; }
.consent label { font-size: 0.8125rem; }
.consent .err { grid-column: 2; }
.trap { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }

.send { display: flex; flex-wrap: wrap; align-items: center; gap: 12px 18px; margin-top: 22px; }
.btn {
  font: 700 1rem/1 var(--font); color: #1b1c18; background: var(--pink);
  border: 0; border-radius: 6px; padding: 15px 24px; cursor: pointer;
  box-shadow: 0 0 18px color-mix(in srgb, var(--pink) 55%, transparent);
  transition: box-shadow .2s, background .2s, transform .1s;
}
.btn:hover { background: #ff4d8d; box-shadow: 0 0 28px var(--pink); }
.btn:active { transform: translateY(1px); }
.btn[disabled] { background: var(--line-hi); color: var(--muted); box-shadow: none; cursor: progress; }
.send .alt { font-size: 0.875rem; color: var(--muted); }
.status { margin: 14px 0 0; font-size: 0.875rem; }
.status:empty { display: none; }
.status[data-kind="error"] { color: #ff7aa8; }
.done[hidden] { display: none; }
.done h2 { color: var(--green); text-shadow: 0 0 14px color-mix(in srgb, var(--green) 55%, transparent); }
.done p { margin: 10px 0 0; color: var(--muted); }

/* ---------- реквизиты ---------- */
.section { padding-block: clamp(56px, 9vh, 104px); border-top: 1px solid var(--line); }
.section .wrap { display: grid; grid-template-columns: minmax(0, 0.7fr) minmax(0, 1.3fr); gap: clamp(32px, 6vw, 96px); }
.section h2 { margin: 0; font: 700 clamp(1.75rem, 1.3rem + 1.6vw, 2.5rem)/1.1 var(--font); letter-spacing: -0.02em; }
.section .sub { margin: 12px 0 0; color: var(--muted); max-width: 32ch; }
.req { margin: 0; }
.req dt { color: var(--comment); font-size: 0.875rem; }
.req dd { margin: 0; overflow-wrap: anywhere; }
.num { color: var(--yellow); }

/* ---------- подвал ---------- */
.foot { padding-block: 28px calc(28px + env(safe-area-inset-bottom, 0px)); border-top: 1px solid var(--line); color: var(--comment); font-size: 0.875rem; }
.foot .wrap { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 12px 32px; }
.foot nav { display: flex; flex-wrap: wrap; gap: 8px 24px; }
.foot a { color: var(--muted); border: 0; }
.foot a:hover { color: var(--fg); text-shadow: none; }

/* ---------- внутренние страницы ---------- */
.sheet { padding-block: clamp(48px, 9vh, 104px); }
.sheet h1 { margin: 0; font: 700 clamp(2.5rem, 1.6rem + 4vw, 4.5rem)/1.02 var(--font); letter-spacing: -0.04em; text-wrap: balance; }
.sheet h1::after { content: ""; display: block; width: 64px; height: 4px; margin-top: 22px; border-radius: 2px; background: var(--pink); box-shadow: 0 0 14px var(--pink); }
.sheet .intro { margin: 22px 0 0; max-width: 52ch; color: var(--muted); font-size: 1.125rem; }

.contact-grid { display: grid; grid-template-columns: minmax(0, 1fr) minmax(320px, 0.9fr); gap: clamp(40px, 6vw, 96px); margin-top: clamp(36px, 6vh, 64px); align-items: start; }
.lines { display: grid; gap: 32px; }
.line { display: grid; gap: 6px; }
.line .k { color: var(--comment); font-size: 0.875rem; }
.line .v { font: 700 clamp(1.5rem, 1.1rem + 1.5vw, 2.25rem)/1.15 var(--font); letter-spacing: -0.02em; overflow-wrap: anywhere; }
.line .v a { color: var(--fg); border: 0; }
.line .v a:hover { color: var(--green); text-shadow: 0 0 16px color-mix(in srgb, var(--green) 60%, transparent); }
.copy { justify-self: start; font: 400 0.875rem var(--font); color: var(--muted); background: transparent; border: 1px solid var(--line); border-radius: 6px; padding: 7px 12px; cursor: pointer; }
.copy:hover { color: var(--fg); border-color: var(--green); }

.prose { max-width: 70ch; margin-top: clamp(32px, 6vh, 56px); }
.prose .meta { color: var(--comment); font-size: 0.875rem; margin: 0 0 32px; }
.prose h2 { font: 700 1.375rem/1.25 var(--font); margin: 2.4em 0 0.6em; }
.prose p, .prose li { color: #d6d3c4; }
.prose strong { color: var(--fg); }
.prose ul, .prose ol { padding-left: 1.2em; }
.prose li { margin: 0.4em 0; }
.prose li::marker { color: var(--pink); }
.table-wrap { overflow-x: auto; margin: 1em 0; }
.prose table { border-collapse: collapse; width: 100%; font-size: 0.9375rem; }
.prose th, .prose td { text-align: left; vertical-align: top; padding: 10px 16px 10px 0; border-bottom: 1px solid var(--line); color: #d6d3c4; }
.prose th { color: var(--comment); font-weight: 400; }

.lost { min-height: 60vh; display: grid; align-content: center; gap: 8px; }
.lost .code { margin: 0; font: 700 clamp(6rem, 20vw, 13rem)/0.85 var(--font); letter-spacing: -0.06em; color: #ffd6e5; text-shadow: 0 0 14px var(--pink), 0 0 50px color-mix(in srgb, var(--pink) 50%, transparent); }

@media (max-width: 900px) {
  .hero .wrap, .section .wrap, .contact-grid { grid-template-columns: minmax(0, 1fr); }
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; }
}

.sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip-path: inset(50%); white-space: nowrap; }

/* ---------- форма: неоновая рамка, которая иногда коротит ---------- */
.neon-frame {
  border-color: color-mix(in srgb, var(--pink) 45%, var(--line));
  box-shadow: 0 0 0 1px color-mix(in srgb, var(--pink) 12%, transparent), 0 0 18px color-mix(in srgb, var(--pink) 18%, transparent), inset 0 0 22px color-mix(in srgb, var(--pink) 6%, transparent), 0 24px 60px -30px #000;
  animation: frame-short 13.3s linear infinite;
}
/* другой период, чем у «group», чтобы сбои не совпадали */
@keyframes frame-short {
  0%, 46%, 46.8%, 47.6%, 48.4%, 87%, 87.6%, 100% {
    border-color: color-mix(in srgb, var(--pink) 45%, var(--line));
    box-shadow: 0 0 0 1px color-mix(in srgb, var(--pink) 12%, transparent), 0 0 18px color-mix(in srgb, var(--pink) 18%, transparent), inset 0 0 22px color-mix(in srgb, var(--pink) 6%, transparent), 0 24px 60px -30px #000;
  }
  46.4%, 47.2%, 87.3% { border-color: var(--line); box-shadow: 0 24px 60px -30px #000; }
  48% { border-color: color-mix(in srgb, var(--pink) 25%, var(--line)); box-shadow: 0 0 8px color-mix(in srgb, var(--pink) 10%, transparent), 0 24px 60px -30px #000; }
}
.card h2 { margin-bottom: 20px; }
.consent label { white-space: nowrap; }

@media (max-width: 560px) {
  .top { padding-block: 16px; }
  .top .wrap { flex-wrap: nowrap; gap: 12px; }
  .brand { font-size: 1.375rem; flex: none; }
  .nav { flex-wrap: nowrap; gap: 14px; }
  .nav a { font-size: 0.8125rem; }
  .hero { padding-block: 40px 56px; }
  .quote p { max-width: none; font-size: 1.5rem; text-wrap: wrap; }
  .card { padding: 22px 18px; }
}
@media (max-width: 370px) {
  .nav a[href="/contacts/#requisites"] { display: none; }
  .consent label { font-size: 0.75rem; }
}

/* ---------- фон ---------- */
.bg { position: fixed; inset: 0; width: 100%; height: 100%; z-index: 0; pointer-events: none; }
body > :not(.bg):not(.toast):not(.bg-switch):not(.cookie):not(script) { position: relative; z-index: 1; }
.bg-switch { position: fixed; z-index: 10; left: 50%; bottom: 16px; transform: translateX(-50%); display: flex; gap: 4px; padding: 4px; background: #000c; border: 1px solid var(--line); border-radius: 999px; font-size: 13px; }
.bg-switch a { color: var(--muted); border: 0; padding: 6px 12px; border-radius: 999px; white-space: nowrap; }
.bg-switch a[aria-current] { background: var(--pink); color: var(--bg); }

/* ---------- потухшая часть вывески: group ---------- */
.sign { color: #ffd6e5; letter-spacing: -0.04em; white-space: nowrap; text-shadow: 0 0 10px var(--pink), 0 0 26px color-mix(in srgb, var(--pink) 50%, transparent); }
.brand .dead, .sign .dead {
  margin-left: 0.24em; color: #4b3d43; text-shadow: none;
  animation: dead-tube 9.7s linear infinite;
}
/* почти всё время не горит; изредка коротит — два неровных всплеска за цикл */
@keyframes dead-tube {
  0%, 31%, 31.6%, 32.4%, 33.2%, 72%, 72.5%, 100% { color: #4b3d43; text-shadow: none; }
  31.3%, 32%, 72.2% { color: #ffd6e5; text-shadow: 0 0 8px var(--pink), 0 0 22px color-mix(in srgb, var(--pink) 55%, transparent); }
  32.8% { color: #b9798f; text-shadow: 0 0 6px color-mix(in srgb, var(--pink) 50%, transparent); }
}

/* ---------- курсор в шапке ---------- */
.brand .cursor, .sign .cursor { width: 0.36em; height: 0.11em; margin-left: 0.06em; }

/* ---------- цитата ---------- */
.quote { margin: clamp(32px, 5vh, 52px) 0 0; }
.quote blockquote { margin: 0; }
.quote p { margin: 0; max-width: 20ch; font: 700 clamp(1.5rem, 1.15rem + 1.3vw, 2.25rem)/1.2 var(--font); letter-spacing: -0.02em; text-wrap: balance; }
.quote p::before { content: "«"; color: var(--pink); text-shadow: 0 0 12px var(--pink); }
.quote p::after { content: "»"; color: var(--pink); text-shadow: 0 0 12px var(--pink); }
.quote figcaption { margin-top: 16px; color: var(--muted); font-size: 0.9375rem; }
.quote figcaption::before { content: "— "; color: var(--comment); }

/* ---------- кнопки-инструменты и копирование ---------- */
.icon-btn, .tool-btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; font: 400 0.875rem var(--font); color: var(--muted); background: transparent; border: 1px solid transparent; border-radius: 6px; cursor: pointer; transition: color .15s, border-color .15s, background .15s; }
.icon-btn svg, .tool-btn svg { width: 16px; height: 16px; fill: none; stroke: currentColor; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; flex: none; }
.icon-btn { width: 32px; height: 32px; opacity: .55; }
.tool-btn { justify-self: start; padding: 8px 12px; border-color: var(--line); }
.icon-btn:hover, .tool-btn:hover { color: var(--green); border-color: var(--green); opacity: 1; background: color-mix(in srgb, var(--green) 8%, transparent); }
.icon-btn:focus-visible { opacity: 1; }
.icon-btn.done, .tool-btn.done { color: var(--green); border-color: var(--green); opacity: 1; }

.req { display: block; }
.req-row { display: grid; grid-template-columns: minmax(10rem, 0.42fr) minmax(0, 1fr) 32px; gap: 0 20px; align-items: center; padding: 10px 0; border-bottom: 1px solid var(--line); }
.req-row:hover .icon-btn { opacity: 1; }
.req-row:hover { background: linear-gradient(90deg, transparent, color-mix(in srgb, var(--panel) 80%, transparent) 30%, transparent); }
.req dt, .req dd { padding: 0; border: 0; }
.req-actions { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 24px; }
.lines .tool-btn { margin-top: 6px; }

.toast { position: fixed; z-index: 20; left: 50%; bottom: 64px; transform: translate(-50%, 12px); opacity: 0; pointer-events: none; background: var(--panel); color: var(--fg); border: 1px solid var(--green); border-radius: 8px; padding: 10px 16px; font-size: 0.9375rem; box-shadow: 0 0 22px color-mix(in srgb, var(--green) 35%, transparent); transition: opacity .2s, transform .2s; }
.toast.on { opacity: 1; transform: translate(-50%, 0); }

@media (max-width: 560px) {
  .req-row { grid-template-columns: minmax(0, 1fr) 32px; }
  .req-row dt { grid-column: 1; font-size: 0.8125rem; }
  .req-row dd { grid-column: 1; }
  .req-row .icon-btn { grid-column: 2; grid-row: 1 / span 2; opacity: 1; }
  .bg-switch { font-size: 12px; max-width: calc(100vw - 24px); overflow-x: auto; }
}

/* ---------- окно cookie ---------- */
.cookie {
  position: fixed; z-index: 30; left: 16px; bottom: calc(16px + env(safe-area-inset-bottom, 0px));
  max-width: 420px; padding: 18px 20px;
  background: var(--panel);
  border: 1px solid color-mix(in srgb, var(--pink) 45%, var(--line)); border-radius: 10px;
  box-shadow: 0 0 18px color-mix(in srgb, var(--pink) 18%, transparent), 0 20px 50px -20px #000;
  font-size: 0.875rem; color: var(--muted);
}
.cookie[hidden] { display: none; }
.cookie p { margin: 0; line-height: 1.5; }
.cookie-actions { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 14px; }
.btn-sm { padding: 10px 16px; font-size: 0.875rem; }
.ghost-btn { font: 400 0.875rem var(--font); color: var(--muted); background: transparent; border: 1px solid var(--line); border-radius: 6px; padding: 10px 14px; cursor: pointer; transition: color .15s, border-color .15s; }
.ghost-btn:hover { color: var(--fg); border-color: var(--line-hi); }
@media (max-width: 560px) {
  .cookie { left: 12px; right: 12px; max-width: none; }
}
.prose code { font-size: 0.875em; color: var(--yellow); }