:root {
  --bg: #0b0b0c;
  --bg-2: #111113;
  --bg-3: #17171a;
  --line: #222226;
  --line-2: #2f2f34;
  --text: #ececea;
  --muted: #8d8d92;
  --dim: #5c5c62;
  --accent: #d6c3a0;
  --ok: #9cc59a;
  --err: #e39483;
  --radius: 14px;
  --pad: clamp(16px, 4vw, 48px);
  --sans: "Inter Tight", system-ui, -apple-system, "Segoe UI", sans-serif;
  --mono: "JetBrains Mono", ui-monospace, "SFMono-Regular", Consolas, monospace;
  color-scheme: dark;
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 400 16px/1.55 var(--sans);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
/* лёгкое зерно поверх всего */
body::after {
  content: ""; position: fixed; inset: 0; pointer-events: none; z-index: 100; opacity: .035;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}
::selection { background: var(--accent); color: var(--bg); }
a { color: inherit; text-decoration: none; }
img { display: block; max-width: 100%; }
button, input, select { font: inherit; color: inherit; }
main:focus { outline: none; }

.mono { font-family: var(--mono); font-size: 12px; letter-spacing: .02em; text-transform: uppercase; }
.muted { color: var(--muted); }
.accent { color: var(--accent); }

/* ---------- шапка ---------- */
.top {
  position: sticky; top: 0; z-index: 50;
  display: flex; align-items: center; gap: 32px;
  padding: 14px var(--pad);
  background: rgba(11, 11, 12, .72);
  backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--line);
}
.logo { font-weight: 600; font-size: 20px; letter-spacing: -.03em; }
.logo span { color: var(--accent); }
.logo-sm { font-size: 18px; margin-bottom: 8px; }
.nav { display: flex; gap: 4px; }
.nav a { padding: 6px 12px; border-radius: 999px; color: var(--muted); font-size: 14px; transition: color .2s, background .2s; }
.nav a:hover { color: var(--text); }
.nav a.on { color: var(--text); background: var(--bg-3); }
.top-meta { margin-left: auto; display: flex; align-items: center; gap: 8px; color: var(--muted); }
.dot { width: 7px; height: 7px; border-radius: 50%; background: var(--dim); flex: none; }
.dot.ok { background: var(--ok); box-shadow: 0 0 0 3px rgba(156, 197, 154, .12); }
.dot.err { background: var(--err); box-shadow: 0 0 0 3px rgba(227, 148, 131, .12); }

/* ---------- общие блоки ---------- */
.section { padding: clamp(64px, 10vw, 128px) var(--pad); border-top: 1px solid var(--line); }
.eyebrow { display: flex; gap: 10px; color: var(--muted); margin-bottom: 20px; }
.eyebrow b { color: var(--accent); font-weight: 500; }
.h1 {
  font-weight: 500; letter-spacing: -.045em; line-height: .95;
  font-size: clamp(44px, 9vw, 128px); margin: 0;
}
.h2 { font-weight: 500; letter-spacing: -.035em; line-height: 1.02; font-size: clamp(32px, 5vw, 64px); margin: 0; }
.h3 { font-weight: 500; letter-spacing: -.02em; font-size: 22px; margin: 0; }
.lead { font-size: clamp(16px, 1.6vw, 19px); color: var(--muted); max-width: 46ch; margin: 24px 0 0; }
.sec-head { display: flex; justify-content: space-between; align-items: flex-end; gap: 32px; flex-wrap: wrap; margin-bottom: 48px; }

.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 10px;
  height: 48px; padding: 0 22px; border-radius: 999px; border: 1px solid transparent;
  background: var(--text); color: var(--bg); font-weight: 500; cursor: pointer;
  transition: transform .2s, background .2s, opacity .2s;
}
.btn:hover { background: var(--accent); }
.btn:active { transform: scale(.98); }
.btn[disabled] { opacity: .4; cursor: not-allowed; background: var(--text); }
.btn-ghost { background: transparent; color: var(--text); border-color: var(--line-2); }
.btn-ghost:hover { background: var(--bg-3); }
.btn .arr { transition: transform .2s; }
.btn:hover .arr { transform: translateX(3px); }

.field { display: flex; flex-direction: column; gap: 6px; min-width: 0; }
.field label { color: var(--dim); }
.input {
  height: 46px; padding: 0 14px; border-radius: 10px;
  background: var(--bg-2); border: 1px solid var(--line-2); outline: none;
  transition: border-color .2s; width: 100%;
}
.input:focus { border-color: var(--accent); }
select.input { appearance: none; background-image: linear-gradient(45deg, transparent 50%, var(--muted) 50%), linear-gradient(135deg, var(--muted) 50%, transparent 50%); background-position: calc(100% - 18px) 20px, calc(100% - 13px) 20px; background-size: 5px 5px; background-repeat: no-repeat; padding-right: 34px; }
input[type="date"]::-webkit-calendar-picker-indicator { filter: invert(.7); cursor: pointer; }

.chip {
  display: inline-flex; align-items: center; height: 34px; padding: 0 14px; border-radius: 999px;
  border: 1px solid var(--line-2); color: var(--muted); font-size: 14px; cursor: pointer; background: none;
  transition: color .2s, border-color .2s, background .2s; white-space: nowrap;
}
.chip:hover { color: var(--text); }
.chip.on { color: var(--bg); background: var(--text); border-color: var(--text); }
.tag { display: inline-flex; height: 28px; align-items: center; padding: 0 10px; border-radius: 6px; background: var(--bg-3); color: var(--muted); font-size: 13px; }
.stars { color: var(--accent); letter-spacing: 2px; }

/* ---------- первый экран ---------- */
.hero { position: relative; min-height: calc(100svh - 61px); display: flex; flex-direction: column; justify-content: flex-end; padding: 0 var(--pad) 40px; overflow: hidden; }
.hero canvas { position: absolute; inset: 0; width: 100%; height: 100%; }
.hero::before { content: ""; position: absolute; inset: 0; background: linear-gradient(to top, var(--bg) 0%, rgba(11, 11, 12, .55) 35%, transparent 70%); z-index: 1; pointer-events: none; }
.hero > *:not(canvas) { position: relative; z-index: 2; }
.hero .h1 { max-width: 11ch; }
.search {
  margin-top: 48px; display: grid; grid-template-columns: 1.4fr 1fr 1fr .8fr auto; gap: 10px; align-items: end;
  padding: 10px; border-radius: 18px; background: rgba(17, 17, 19, .8); border: 1px solid var(--line-2);
  backdrop-filter: blur(10px); -webkit-backdrop-filter: blur(10px); max-width: 980px;
}
.search .field label { padding-left: 4px; }
.hero-meta { margin-top: 40px; display: flex; gap: 24px; flex-wrap: wrap; color: var(--dim); }
.hero-meta span b { color: var(--text); font-weight: 500; }

/* ---------- каталог ---------- */
.filters { display: flex; gap: 8px; flex-wrap: wrap; align-items: center; }
.filters .sep { width: 1px; height: 22px; background: var(--line-2); margin: 0 6px; }
.filters select.input { height: 34px; width: auto; border-radius: 999px; font-size: 14px; background-position: calc(100% - 16px) 15px, calc(100% - 11px) 15px; }
.grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(min(100%, 340px), 1fr)); gap: 40px 24px; }
.card { display: block; }
.card .ph { position: relative; aspect-ratio: 4 / 3; border-radius: var(--radius); overflow: hidden; background: var(--bg-3); }
.card .ph img { width: 100%; height: 100%; object-fit: cover; filter: saturate(.55) brightness(.82); transform: scale(1.01); transition: filter .5s, transform .8s cubic-bezier(.2, .7, .2, 1); }
.card:hover .ph img { filter: saturate(1) brightness(.95); transform: scale(1.05); }
.card .num { position: absolute; top: 12px; left: 12px; color: var(--text); mix-blend-mode: difference; }
.card .score { position: absolute; top: 12px; right: 12px; padding: 4px 8px; border-radius: 6px; background: rgba(11, 11, 12, .7); backdrop-filter: blur(6px); font-family: var(--mono); font-size: 12px; }
.card .meta { display: flex; justify-content: space-between; color: var(--dim); margin-top: 16px; }
.card h3 { margin: 6px 0 4px; font-size: 24px; font-weight: 500; letter-spacing: -.025em; }
.card p { margin: 0; color: var(--muted); font-size: 15px; }
.card .price { margin-top: 12px; font-size: 15px; }
.card .price b { font-weight: 500; }
.empty { padding: 64px 0; color: var(--muted); }

/* ---------- система ---------- */
.sys { display: grid; grid-template-columns: 1fr 1.3fr; gap: 64px; align-items: start; }
.flow { border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; }
.flow-row { display: grid; grid-template-columns: 22px 1fr auto; gap: 14px; align-items: center; padding: 18px 20px; border-top: 1px solid var(--line); }
.flow-row:first-child { border-top: 0; }
.flow-row .name { font-family: var(--mono); font-size: 14px; }
.flow-row .role { color: var(--muted); font-size: 14px; }
.flow-row .port { color: var(--dim); }
.flow-row.indent { padding-left: 44px; background: var(--bg-2); }
.steps { list-style: none; margin: 32px 0 0; padding: 0; counter-reset: s; }
.steps li { counter-increment: s; display: grid; grid-template-columns: 40px 1fr; padding: 14px 0; border-top: 1px solid var(--line); color: var(--muted); }
.steps li::before { content: counter(s, decimal-leading-zero); font-family: var(--mono); font-size: 12px; color: var(--accent); padding-top: 3px; }
.steps code { font-family: var(--mono); font-size: 13px; color: var(--text); }

/* ---------- страница отеля ---------- */
.hotel-top { padding: 32px var(--pad) 0; }
.back { color: var(--muted); display: inline-flex; gap: 8px; }
.back:hover { color: var(--text); }
.cover { margin: 24px var(--pad) 0; aspect-ratio: 21 / 9; border-radius: var(--radius); overflow: hidden; background: var(--bg-3); }
.cover img { width: 100%; height: 100%; object-fit: cover; filter: saturate(.75) brightness(.85); }
.hotel { display: grid; grid-template-columns: 1fr 420px; gap: 64px; padding: 48px var(--pad) 96px; align-items: start; }
.hotel .h2 { margin-top: 8px; }
.hotel .desc { font-size: 18px; color: var(--muted); max-width: 60ch; margin: 24px 0; }
.tags { display: flex; gap: 8px; flex-wrap: wrap; }
.block { margin-top: 56px; }
.block > .mono { color: var(--dim); margin-bottom: 16px; }
.rating-big { display: flex; align-items: baseline; gap: 14px; }
.rating-big b { font-size: 56px; font-weight: 500; letter-spacing: -.04em; line-height: 1; }
.review { padding: 20px 0; border-top: 1px solid var(--line); display: grid; grid-template-columns: 1fr auto; gap: 4px 16px; }
.review .who { font-weight: 500; }
.review .sc { font-family: var(--mono); font-size: 13px; color: var(--accent); }
.review p { grid-column: 1 / -1; margin: 4px 0 0; color: var(--muted); }
.review .when { grid-column: 1 / -1; color: var(--dim); }

.panel { position: sticky; top: 85px; padding: 24px; border-radius: 18px; background: var(--bg-2); border: 1px solid var(--line); display: flex; flex-direction: column; gap: 14px; }
.panel .row2 { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.rooms { display: flex; flex-direction: column; gap: 8px; }
.room {
  display: grid; grid-template-columns: 64px 1fr auto; gap: 12px; align-items: center; padding: 8px; border-radius: 12px;
  border: 1px solid var(--line-2); cursor: pointer; text-align: left; background: none; transition: border-color .2s, background .2s;
}
.room img { width: 64px; height: 48px; object-fit: cover; border-radius: 8px; filter: saturate(.6); }
.room .t { font-weight: 500; }
.room .c { color: var(--dim); font-size: 13px; }
.room .p { font-family: var(--mono); font-size: 13px; padding-right: 6px; }
.room:hover { background: var(--bg-3); }
.room.on { border-color: var(--accent); background: var(--bg-3); }
.room[disabled] { opacity: .4; cursor: not-allowed; }
.room[disabled] .p::after { content: " · занят"; color: var(--err); }
.total { display: flex; justify-content: space-between; align-items: baseline; padding-top: 14px; border-top: 1px solid var(--line); }
.total b { font-size: 28px; font-weight: 500; letter-spacing: -.03em; }
.err-text { color: var(--err); font-size: 14px; min-height: 1em; margin: 0; }
.done { text-align: left; }
.done .big { font-size: 40px; font-weight: 500; letter-spacing: -.04em; line-height: 1; margin: 8px 0 12px; }
.done .line { display: flex; justify-content: space-between; padding: 10px 0; border-top: 1px solid var(--line); font-size: 14px; }
.done .line span:first-child { color: var(--dim); }

/* ---------- мои брони ---------- */
.mine { padding: 64px var(--pad) 96px; max-width: 1100px; }
.lookup { display: flex; gap: 10px; margin: 40px 0 48px; max-width: 560px; }
.bk { display: grid; grid-template-columns: 120px 1fr auto; gap: 24px; align-items: center; padding: 20px 0; border-top: 1px solid var(--line); }
.bk img { width: 120px; height: 84px; object-fit: cover; border-radius: 10px; filter: saturate(.6); }
.bk h4 { margin: 0 0 4px; font-size: 20px; font-weight: 500; letter-spacing: -.02em; }
.bk .st { color: var(--ok); }
.bk.cancelled { opacity: .5; }
.bk.cancelled .st { color: var(--err); }
.bk .right { display: flex; flex-direction: column; align-items: flex-end; gap: 10px; }
.note { display: grid; grid-template-columns: 150px 1fr; gap: 16px; padding: 12px 0; border-top: 1px solid var(--line); font-size: 14px; }
.note .mono { color: var(--dim); }

/* ---------- подвал, тост ---------- */
.foot { border-top: 1px solid var(--line); padding: 40px var(--pad); }
.foot-row { display: flex; justify-content: space-between; gap: 32px; flex-wrap: wrap; }
.foot p { margin: 0; font-size: 14px; max-width: 52ch; }
.foot-meta { color: var(--dim); display: flex; flex-direction: column; gap: 6px; text-align: right; }
.toast {
  position: fixed; left: 50%; bottom: 24px; transform: translate(-50%, 20px); opacity: 0; pointer-events: none; z-index: 60;
  padding: 12px 18px; border-radius: 12px; background: var(--text); color: var(--bg); font-size: 14px; transition: opacity .25s, transform .25s;
  max-width: calc(100vw - 32px);
}
.toast.show { opacity: 1; transform: translate(-50%, 0); }
.toast.bad { background: var(--err); }

/* появление при прокрутке */
.rv { opacity: 0; transform: translateY(16px); transition: opacity .7s, transform .7s cubic-bezier(.2, .7, .2, 1); }
.rv.in { opacity: 1; transform: none; }
.skeleton { background: linear-gradient(90deg, var(--bg-2), var(--bg-3), var(--bg-2)); background-size: 200% 100%; animation: sk 1.4s infinite; border-radius: var(--radius); }
@keyframes sk { to { background-position: -200% 0; } }

/* ---------- адаптив ---------- */
@media (max-width: 960px) {
  .search { grid-template-columns: 1fr 1fr; }
  .search .field:first-child, .search .btn { grid-column: 1 / -1; }
  .sys, .hotel { grid-template-columns: 1fr; gap: 40px; }
  .panel { position: static; }
  .cover { aspect-ratio: 16 / 10; }
}
@media (max-width: 640px) {
  .top { gap: 12px; }
  .top-meta { display: none; }
  .nav { margin-left: auto; }
  .nav a { padding: 6px 8px; font-size: 13px; }
  .logo { font-size: 18px; }
  .bk { grid-template-columns: 1fr; gap: 12px; }
  .bk img { width: 100%; height: 160px; }
  .bk .right { align-items: flex-start; }
  .note { grid-template-columns: 1fr; gap: 2px; }
  .lookup { flex-direction: column; }
  .foot-meta { text-align: left; }
  .flow-row { grid-template-columns: 18px 1fr; }
  .flow-row .port { grid-column: 2; }
  .flow-row.indent { padding-left: 32px; }
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { transition: none !important; animation: none !important; }
  .rv { opacity: 1; transform: none; }
}