/* triad.buzz — только чёрный и белый. Без цвета, без лишнего. */

*, *::before, *::after { box-sizing: border-box; }

:root {
  --bg: #000;
  --fg: #fff;
  --muted: rgba(255, 255, 255, .58);
  --faint: rgba(255, 255, 255, .34);
  --line: rgba(255, 255, 255, .14);
  --line-strong: rgba(255, 255, 255, .38);
  --panel: #0a0a0a;
  --radius: 14px;
  --sans: Inter, system-ui, -apple-system, "Segoe UI", Roboto, Arial, sans-serif;
  --mono: ui-monospace, SFMono-Regular, "JetBrains Mono", Consolas, "Liberation Mono", monospace;
}

html { color-scheme: dark; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--fg);
  font-family: var(--sans);
  font-size: 15px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3 { margin: 0; font-weight: 600; letter-spacing: -.01em; }
p { margin: 0; }
.hidden { display: none !important; }
.right { text-align: right; }
.small { font-size: 13px; }
.muted { color: var(--muted); }
.mono { font-family: var(--mono); }
.grow { flex: 1 1 auto; min-width: 0; }

a { color: inherit; text-decoration: none; border-bottom: 1px solid var(--line-strong); }
a:hover { border-color: var(--fg); }

.wrap { max-width: 1000px; margin: 0 auto; padding: 0 20px; }

/* ---------- шапка ---------- */

.top {
  position: sticky;
  top: 0;
  z-index: 40;
  background: rgba(0, 0, 0, .88);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line);
}

.top-inner {
  display: flex;
  align-items: center;
  gap: 18px;
  min-height: 58px;
  flex-wrap: wrap;
}

.brand { font-weight: 600; letter-spacing: .06em; border: 0; font-size: 15px; }
.brand span { color: var(--faint); }
.brand.small { font-size: 14px; }

.tabs { display: flex; align-items: center; gap: 2px; overflow-x: auto; }
.tabs a, .tabs .tab {
  background: none;
  border: 0;
  color: var(--muted);
  font: inherit;
  font-size: 14px;
  padding: 8px 12px;
  border-radius: 8px;
  cursor: pointer;
  white-space: nowrap;
}
.tabs a { border-bottom: 0; }
.tabs a:hover, .tabs .tab:hover { color: var(--fg); background: rgba(255, 255, 255, .07); }
.tabs a.active, .tabs .tab.active { color: var(--fg); }

.top-actions { margin-left: auto; display: flex; align-items: center; gap: 10px; }
.who { color: var(--muted); font-size: 13px; max-width: 220px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }

/* ---------- кнопки ---------- */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  background: transparent;
  border: 1px solid var(--line-strong);
  color: var(--fg);
  border-radius: 999px;
  padding: 9px 18px;
  font: inherit;
  font-size: 14px;
  cursor: pointer;
  transition: background .15s ease, border-color .15s ease, color .15s ease;
}
.btn:hover { border-color: var(--fg); }
.btn.primary { background: var(--fg); border-color: var(--fg); color: var(--bg); }
.btn.primary:hover { background: rgba(255, 255, 255, .86); }
.btn.small { padding: 6px 13px; font-size: 13px; }
.btn:disabled { opacity: .5; cursor: default; }

/* ---------- вид и секции ---------- */

main { padding-bottom: 72px; }
.view { padding-top: 34px; }

.view-head { margin-bottom: 22px; }
.view-head h2 { font-size: 24px; }
.view-head p { margin-top: 4px; }

.hero { padding: 40px 0 34px; max-width: 720px; }
.eyebrow {
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--faint);
  margin-bottom: 16px;
}
.hero h1 { font-size: clamp(28px, 5vw, 44px); line-height: 1.12; }
.lead { margin-top: 18px; color: var(--muted); font-size: 16px; max-width: 620px; }
.cta { display: flex; gap: 10px; flex-wrap: wrap; margin-top: 26px; }

.section { margin: 40px 0 16px; font-size: 18px; }

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
}
.card { background: var(--bg); padding: 22px; }
.card h3 { font-size: 15px; margin-bottom: 8px; }
.card p { color: var(--muted); font-size: 14px; }

.steps { list-style: none; margin: 0; padding: 0; border-top: 1px solid var(--line); }
.steps li { display: flex; gap: 18px; padding: 18px 0; border-bottom: 1px solid var(--line); }
.steps .num { font-family: var(--mono); color: var(--faint); font-size: 13px; padding-top: 2px; }
.steps h3 { font-size: 15px; margin-bottom: 4px; }
.steps p { color: var(--muted); font-size: 14px; }

.plain { list-style: none; margin: 0; padding: 0; }
.plain li { padding: 3px 0; font-size: 14px; }
.req li { display: flex; gap: 14px; padding: 10px 0; border-bottom: 1px solid var(--line); }
.req li span { color: var(--faint); font-family: var(--mono); font-size: 12px; min-width: 74px; padding-top: 2px; }

.notice {
  margin-top: 26px;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius);
  padding: 16px 18px;
  color: var(--muted);
  font-size: 14px;
}
.notice strong { color: var(--fg); }

.panel {
  border: 1px solid var(--line);
  background: var(--panel);
  border-radius: var(--radius);
  padding: 22px;
  margin-top: 14px;
}
.panel h3 { font-size: 15px; margin-bottom: 10px; }
.panel p + p { margin-top: 8px; }

/* ---------- вкладки внутри раздела ---------- */

.tabs.sub {
  border-bottom: 1px solid var(--line);
  gap: 0;
  margin: 0 0 20px;
  border-radius: 0;
}
.tabs.sub .tab {
  border-radius: 0;
  border-bottom: 1px solid transparent;
  margin-bottom: -1px;
  padding: 10px 14px;
}
.tabs.sub .tab.active { border-bottom-color: var(--fg); }
.tabs.sub .tab:hover { background: none; }
.wrap-row { flex-wrap: wrap; }

.pane { padding-top: 2px; }

/* ---------- тарифы ---------- */

.plans {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 14px;
  margin-top: 14px;
}
.plan {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 22px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.plan .name { font-size: 16px; font-weight: 600; }
.plan .price { font-family: var(--mono); font-size: 22px; margin: 6px 0 4px; }
.plan .btn { align-self: flex-start; }

/* ---------- списки: заказы, сборки, устройства ---------- */

.list { display: grid; gap: 10px; margin-top: 12px; }
.order, .build, .device {
  display: flex;
  gap: 16px;
  align-items: center;
  justify-content: space-between;
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 14px 16px;
}
.order .grow div:first-child, .build .id { font-family: var(--mono); font-size: 13px; }
.build .id { color: var(--fg); }
.row { display: flex; align-items: center; gap: 10px; }
.between { justify-content: space-between; }

.badge {
  display: inline-block;
  font-size: 11px;
  padding: 2px 9px;
  border: 1px solid var(--line-strong);
  border-radius: 999px;
  color: var(--muted);
  vertical-align: middle;
  margin-left: 6px;
}
.badge.inv { background: var(--fg); color: var(--bg); border-color: var(--fg); }
.badge.dash { border-style: dashed; color: var(--faint); }

/* ---------- таблица значений ---------- */

.kv { display: grid; grid-template-columns: max-content 1fr; gap: 8px 22px; margin: 0; }
.kv dt { color: var(--muted); font-size: 13px; }
.kv dd { margin: 0; font-size: 14px; overflow-wrap: anywhere; }

/* ---------- админ ---------- */

.stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(130px, 1fr));
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
}
.stat { background: var(--bg); padding: 16px; }
.stat .value { font-family: var(--mono); font-size: 22px; }
.stat .label { color: var(--muted); font-size: 12px; margin-top: 2px; }

.table-wrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; font-size: 14px; }
th, td { text-align: left; padding: 10px 12px 10px 0; border-bottom: 1px solid var(--line); vertical-align: middle; }
th { color: var(--faint); font-weight: 500; font-size: 12px; text-transform: uppercase; letter-spacing: .06em; }
tr:last-child td { border-bottom: 0; }

/* ---------- формы ---------- */

.form { display: grid; gap: 14px; max-width: 420px; }
.form label { display: grid; gap: 6px; font-size: 13px; color: var(--muted); }

input, select {
  width: 100%;
  background: var(--bg);
  border: 1px solid var(--line-strong);
  border-radius: 10px;
  color: var(--fg);
  font: inherit;
  font-size: 14px;
  padding: 10px 12px;
}
input:focus, select:focus { outline: none; border-color: var(--fg); }
input::placeholder { color: var(--faint); }
select { width: auto; }

/* Stronger than `.form label` on purpose (0,2,1 beats 0,1,1): otherwise the
   grid wins and the box lands above the text instead of left of it. */
.form label.check { display: flex; gap: 10px; align-items: flex-start; font-size: 13px; color: var(--muted); }
.check input { width: 16px; height: 16px; margin: 2px 0 0; flex: 0 0 auto; accent-color: #fff; }
.check span { display: block; }

#new-password { max-width: 260px; }
#admin-days { max-width: 90px; }

/* ---------- документы ---------- */

.requisites { margin-bottom: 22px; }
.doc { max-width: 780px; }
.doc-meta { font-size: 13px; color: var(--faint); padding-bottom: 14px; border-bottom: 1px solid var(--line); margin-bottom: 6px; }
.doc h3 { font-size: 15px; margin: 26px 0 8px; }
.doc p, .doc li { color: var(--muted); font-size: 14px; }
.doc p + p { margin-top: 7px; }
.doc ol { margin: 7px 0; padding-left: 22px; }
.doc ol li { margin: 4px 0; }

/* ---------- подвал ---------- */

.foot { border-top: 1px solid var(--line); padding: 34px 0 44px; }
.foot-inner { display: grid; grid-template-columns: 1.2fr 1fr 1fr; gap: 26px; }
.foot .brand { margin-bottom: 8px; }
.foot p { margin-bottom: 6px; }
.foot ul a { border-bottom: 0; color: var(--muted); font-size: 14px; }
.foot ul a:hover { color: var(--fg); }

/* ---------- тосты, модальное окно, cookie ---------- */

.toasts { position: fixed; right: 18px; bottom: 18px; display: grid; gap: 8px; z-index: 70; max-width: min(360px, calc(100vw - 36px)); }
.toast {
  background: var(--bg);
  border: 1px solid var(--line-strong);
  border-radius: 12px;
  padding: 12px 14px;
  font-size: 13px;
  box-shadow: 0 12px 30px rgba(0, 0, 0, .6);
}
.toast.inv { background: var(--fg); color: var(--bg); border-color: var(--fg); }

.modal {
  position: fixed;
  inset: 0;
  z-index: 80;
  background: rgba(0, 0, 0, .72);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
}
.modal .sheet {
  width: 100%;
  max-width: 560px;
  background: var(--bg);
  border: 1px solid var(--line-strong);
  border-radius: 16px;
  padding: 22px;
}
.modal p { margin-top: 8px; }
.modal pre {
  margin: 16px 0;
  font-family: var(--mono);
  font-size: 13px;
  white-space: pre-wrap;
  overflow-wrap: anywhere;
  background: rgba(255, 255, 255, .06);
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 12px;
}
.modal .row { justify-content: flex-end; }

.cookie {
  position: fixed;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 60;
  background: var(--bg);
  border-top: 1px solid var(--line-strong);
}
.cookie-inner { display: flex; align-items: center; gap: 18px; padding: 14px 20px; flex-wrap: wrap; }
.cookie-inner p { flex: 1 1 320px; }

/* ---------- адаптив ---------- */

@media (max-width: 760px) {
  .top-inner { padding: 8px 0; gap: 10px; }
  .top-actions { margin-left: 0; width: 100%; justify-content: flex-start; }
  .foot-inner { grid-template-columns: 1fr; gap: 22px; }
  .hero { padding-top: 22px; }
  .order, .build, .device { flex-direction: column; align-items: flex-start; }
  .order .row, .build .row, .device .row { width: 100%; }
  .kv { grid-template-columns: 1fr; gap: 2px 0; }
  .kv dt { margin-top: 8px; }
}