/* cryptocasinonigeria.com — тема «курсовое табло».
   Глубокая зелёная доска, кремовая бумага, оранжевый акцент как у цифр на
   табло обменника. Шрифты в сетке ещё не использовались: Bricolage Grotesque
   в заголовках, Instrument Sans в тексте, Martian Mono на числах. */

:root {
  --paper: #f7f4ec;
  --card: #fffdf7;
  --board: #0e2a22;
  --board-2: #143a2f;
  --ink: #12211c;
  --ink-2: #3d5249;
  --ink-3: #6d8378;
  --line: #ddd6c6;
  --line-2: #c8bfa9;
  --accent: #d9611f;
  --accent-2: #b64c12;
  --good: #1f7a4d;
  --warn: #b3261e;
  --ui: "Instrument Sans", system-ui, -apple-system, "Segoe UI", sans-serif;
  --display: "Bricolage Grotesque", Georgia, serif;
  --mono: "Martian Mono", ui-monospace, "SF Mono", Menlo, monospace;
  --wrap: 1240px;
}

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

html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; }
}

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font: 400 17px/1.65 var(--ui);
  -webkit-font-smoothing: antialiased;
}

img, svg { max-width: 100%; }
img { height: auto; }

.wrap { width: 100%; max-width: var(--wrap); margin: 0 auto; padding: 0 20px; }

.skip {
  position: absolute; left: -9999px; top: 0; z-index: 99;
  background: var(--board); color: #fff; padding: 12px 18px; border-radius: 0 0 8px 0;
}
.skip:focus { left: 0; }

a { color: var(--accent-2); }
:focus-visible { outline: 3px solid var(--accent); outline-offset: 2px; }

/* ------------------------------------------------------------- шапка ---- */

.masthead {
  background: var(--board);
  border-bottom: 3px solid var(--accent);
  position: sticky; top: 0; z-index: 40;
}
.mast { display: flex; align-items: center; gap: 24px; min-height: 66px; }

.wordmark {
  font: 800 20px/1 var(--display);
  color: #f2ede0; text-decoration: none; letter-spacing: -.02em; white-space: nowrap;
}
.wordmark b { color: var(--accent); font-weight: 800; }

.masthead nav { flex: 1; }
.masthead nav ul {
  display: flex; gap: 22px; list-style: none; margin: 0; padding: 0; flex-wrap: wrap;
}
.masthead a {
  color: #cfd8d2; text-decoration: none; font-size: 15px; font-weight: 500;
  padding: 6px 0; border-bottom: 2px solid transparent;
}
.masthead a:hover { color: #fff; border-bottom-color: var(--accent); }
.masthead a[aria-current="page"] { color: #fff; border-bottom-color: var(--accent); }

/* Класс в селекторе обязателен: .masthead a иначе перекрашивает кнопку в свой цвет. */
.masthead a.mast-cta {
  background: var(--accent); color: #fff; border: 0; border-radius: 8px;
  padding: 10px 18px; font-weight: 600; font-size: 15px; white-space: nowrap;
  box-shadow: 0 2px 0 var(--accent-2);
}
.masthead a.mast-cta:hover { background: #e8742f; color: #fff; }

/* ---------------------------------------------------------- первый экран - */

.hero {
  background: linear-gradient(180deg, var(--board) 0%, var(--board-2) 100%);
  color: #eee9dc; padding: 46px 0 52px;
  border-bottom: 1px solid rgba(255,255,255,.08);
}
.hero-grid {
  display: grid; grid-template-columns: minmax(0,1.15fr) minmax(0,.85fr);
  gap: 48px; align-items: start;
}
.eyebrow {
  font: 600 12px/1 var(--mono); letter-spacing: .14em; text-transform: uppercase;
  color: var(--accent); margin: 0 0 16px;
}
.hero h1 {
  font: 800 clamp(30px, 4.6vw, 50px)/1.08 var(--display);
  letter-spacing: -.025em; margin: 0 0 18px; color: #fff; text-wrap: balance;
}
.hero .lede { font-size: 19px; line-height: 1.6; color: #cdd6d0; margin: 0; max-width: 62ch; }
.crumbs { font: 400 13px/1 var(--ui); color: #9fb0a7; margin: 0 0 16px; }
.crumbs a { color: #cdd6d0; }

.hero-acts { display: flex; gap: 12px; flex-wrap: wrap; margin-top: 26px; }
.btn {
  display: inline-block; padding: 13px 22px; border-radius: 9px; text-decoration: none;
  font-weight: 600; font-size: 15px;
}
.hero .btn-a { background: var(--accent); color: #fff; box-shadow: 0 3px 0 var(--accent-2); }
.hero .btn-a:hover { background: #e8742f; }
.hero .btn-b { background: rgba(255,255,255,.08); color: #fff; border: 1px solid rgba(255,255,255,.22); }
.hero .btn-b:hover { background: rgba(255,255,255,.14); }

/* Табло первого экрана. */
.tape {
  background: rgba(0,0,0,.22); border: 1px solid rgba(255,255,255,.12);
  border-radius: 14px; padding: 22px 22px 18px;
}
.tape-top { display: flex; flex-direction: column; gap: 4px; margin-bottom: 16px; }
.tape-unit {
  font: 400 clamp(28px,4vw,40px)/1 var(--mono); color: var(--accent); letter-spacing: -.03em;
}
.tape-label { font-size: 13px; color: #9fb0a7; }
.tape-rows { list-style: none; margin: 0 0 14px; padding: 0; }
.tape-rows li {
  display: flex; justify-content: space-between; gap: 6px 14px; align-items: baseline;
  flex-wrap: wrap; padding: 9px 0; border-top: 1px solid rgba(255,255,255,.1); font-size: 14px;
}
.tape-rows b { font-weight: 500; color: #cdd6d0; }
.tape-rows em {
  font: 400 14px/1.35 var(--mono); font-style: normal; color: #fff;
  text-align: right; min-width: 0;
}
.tape-note { font-size: 12.5px; line-height: 1.5; color: #8fa198; margin: 0; }

/* ------------------------------------------------------------ полоса ---- */

.band { padding: 44px 0 64px; }
.band-grid { display: block; }

.prose { max-width: 74ch; }
.prose > * { max-width: 100%; }

.prose h2 {
  font: 800 clamp(23px,2.6vw,31px)/1.2 var(--display); letter-spacing: -.02em;
  margin: 46px 0 16px; text-wrap: balance;
}
.prose h2:first-child { margin-top: 0; }
.prose h3 {
  font: 600 19px/1.32 var(--ui); margin: 32px 0 10px; color: var(--ink);
}
.prose p { margin: 0 0 16px; }
.prose ul, .prose ol { margin: 0 0 18px; padding-left: 22px; }
.prose li { margin: 0 0 9px; }
.prose a { color: var(--accent-2); text-underline-offset: 3px; }

.note {
  background: var(--card); border-left: 4px solid var(--accent);
  border-radius: 0 10px 10px 0; padding: 16px 20px; margin: 0 0 22px;
  font-size: 15.5px; color: var(--ink-2);
}

.toc {
  background: var(--card); border: 1px solid var(--line); border-radius: 12px;
  padding: 18px 22px; margin: 0 0 34px;
}
.toc p {
  font: 600 12px/1 var(--mono); letter-spacing: .1em; text-transform: uppercase;
  color: var(--ink-3); margin: 0 0 12px;
}
.toc ol { margin: 0; padding-left: 20px; columns: 2; column-gap: 28px; }
.toc li { margin: 0 0 7px; font-size: 14.5px; break-inside: avoid; }
.toc a { color: var(--ink-2); text-decoration: none; }
.toc a:hover { color: var(--accent-2); text-decoration: underline; }

.steps { list-style: none; counter-reset: s; margin: 0 0 26px; padding: 0; }
.steps li {
  counter-increment: s; position: relative; padding: 0 0 18px 48px; margin: 0;
  border-left: 2px solid var(--line); padding-top: 2px;
}
.steps li:last-child { border-left-color: transparent; padding-bottom: 0; }
.steps li::before {
  content: counter(s); position: absolute; left: -15px; top: 0;
  width: 28px; height: 28px; border-radius: 50%; background: var(--board); color: #fff;
  font: 400 13px/28px var(--mono); text-align: center;
}
.steps b { display: block; font: 600 17px/1.35 var(--ui); margin-bottom: 4px; }
.steps span { display: block; color: var(--ink-2); font-size: 15.5px; }

/* --------------------------------------------------------- маршрут ------ */

.route {
  background: var(--board); border-radius: 14px; padding: 22px 24px; margin: 0 0 14px;
  color: #eee9dc;
}
.route-head, .route-foot { display: flex; flex-direction: column; gap: 2px; }
.route-head { padding-bottom: 16px; border-bottom: 1px solid rgba(255,255,255,.12); }
.route-foot { padding-top: 16px; border-top: 1px solid rgba(255,255,255,.12); }
.route-in, .route-out { font: 400 28px/1.1 var(--mono); letter-spacing: -.03em; }
.route-in { color: #fff; }
.route-out { color: var(--accent); }
.route-lab { font-size: 13px; color: #9fb0a7; }

.route-leg {
  display: grid; grid-template-columns: 1fr 84px 96px 108px;
  gap: 12px; align-items: center; padding: 11px 0;
  border-bottom: 1px solid rgba(255,255,255,.07);
}
.leg-name { font-size: 14.5px; color: #cdd6d0; }
.leg-bar { display: block; height: 7px; border-radius: 4px; background: rgba(255,255,255,.1); }
.leg-bar i { display: block; height: 7px; border-radius: 4px; background: var(--accent); }
.leg-lost { font: 400 13px/1 var(--mono); color: #e79a6c; text-align: right; }
.leg-after { font: 400 14px/1 var(--mono); color: #fff; text-align: right; }

.route-note { font-size: 14px; color: var(--ink-3); margin: 0 0 26px; line-height: 1.55; }

/* ---------------------------------------------------------- таблицы ----- */

.ladder, .grid {
  width: 100%; border-collapse: collapse; margin: 0 0 12px;
  background: var(--card); border: 1px solid var(--line); border-radius: 12px;
  overflow: hidden; font-size: 15px;
}
.ladder th, .ladder td, .grid th, .grid td {
  padding: 11px 14px; text-align: left; border-bottom: 1px solid var(--line);
}
.ladder thead th, .grid thead th {
  background: var(--board); color: #eee9dc; font: 600 12px/1.3 var(--mono);
  letter-spacing: .06em; text-transform: uppercase;
}
.ladder tbody th, .grid tbody th { font-weight: 600; }
.ladder .num, .grid .num { font: 400 14px/1.4 var(--mono); font-variant-numeric: tabular-nums; }
.ladder .dim { color: var(--ink-3); }
.ladder tr:last-child th, .ladder tr:last-child td,
.grid tr:last-child th, .grid tr:last-child td { border-bottom: 0; }
.ladder tr.hot td, .ladder tr.hot th { background: rgba(217,97,31,.09); }
.grid .hot { color: var(--accent-2); font-weight: 600; }

/* Широкая таблица не должна тащить страницу вбок. */
.prose table { display: block; overflow-x: auto; }

/* ------------------------------------------------------------ рельсы ---- */

.rails { display: grid; gap: 14px; margin: 0 0 14px; }
.rail {
  background: var(--card); border: 1px solid var(--line); border-radius: 12px;
  padding: 16px 18px; display: grid; grid-template-columns: 1fr auto; gap: 4px 18px;
}
.rail-kind {
  font: 600 11px/1 var(--mono); letter-spacing: .1em; text-transform: uppercase;
  color: var(--ink-3); grid-column: 1;
}
.rail-name { font: 800 20px/1.2 var(--display); grid-column: 1; }
.rail-demand {
  grid-column: 2; grid-row: 1 / span 2; text-align: right;
  font: 400 19px/1.2 var(--mono); color: var(--accent-2);
}
.rail-demand i { display: block; font: 400 11px/1.4 var(--ui); font-style: normal; color: var(--ink-3); }
.rail p { grid-column: 1 / -1; margin: 8px 0 0; font-size: 15px; color: var(--ink-2); }

/* -------------------------------------------------------- операторы ----- */

.ops { display: grid; gap: 14px; margin: 0 0 14px; }
.op {
  background: var(--card); border: 1px solid var(--line); border-radius: 12px;
  padding: 16px 18px; display: grid; grid-template-columns: 46px 1fr 150px; gap: 16px;
  align-items: start;
}
.op-mark {
  width: 46px; height: 46px; border-radius: 11px; background: var(--tint, var(--board));
  color: #fff; font: 800 20px/46px var(--display); text-align: center;
}
.op-name { display: block; font: 800 20px/1.25 var(--display); }
.op-lic { display: block; font: 400 12px/1.45 var(--mono); color: var(--ink-3); margin-top: 3px; }
.op p { margin: 8px 0 0; font-size: 15px; color: var(--ink-2); }
.op-coins { text-align: right; }
.op-coins b { display: block; font: 400 26px/1 var(--mono); color: var(--accent-2); }
.op-coins i { display: block; font: 400 11.5px/1.4 var(--ui); font-style: normal; color: var(--ink-3); margin: 3px 0 10px; }

.prose a.op-go, .prose a.cta-go {
  display: inline-block; background: var(--accent); color: #fff; text-decoration: none;
  padding: 10px 16px; border-radius: 8px; font-weight: 600; font-size: 14.5px;
  box-shadow: 0 3px 0 var(--accent-2);
}
.prose a.op-go:hover, .prose a.cta-go:hover { background: #e8742f; }

.cta {
  background: var(--board); border-radius: 14px; padding: 22px 24px; margin: 0 0 26px;
  display: flex; gap: 22px; align-items: center; justify-content: space-between;
  flex-wrap: wrap; color: #eee9dc;
}
.cta b { display: block; font: 800 20px/1.25 var(--display); color: #fff; margin-bottom: 5px; }
.cta span { display: block; font-size: 15px; color: #a9bab1; max-width: 52ch; }
.prose .cta a.cta-go { font-size: 16px; padding: 13px 22px; }

/* ----------------------------------------------------------- карточки --- */

.cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(258px, 1fr)); gap: 14px; margin: 0 0 26px; }
.prose a.card {
  background: var(--card); border: 1px solid var(--line); border-radius: 12px;
  padding: 18px 20px; text-decoration: none; color: var(--ink);
  display: flex; flex-direction: column;
}
.prose a.card:hover { border-color: var(--accent); }
.card h3 { font: 600 17px/1.3 var(--ui); margin: 0 0 7px; color: var(--ink); }
.card p { margin: 0 0 10px; font-size: 14.5px; color: var(--ink-2); flex: 1; }
.card-meta { font: 400 11.5px/1.4 var(--mono); color: var(--ink-3); }

/* ------------------------------------------------------------- схемы ---- */

.fig, .pic { margin: 0 0 26px; }
.fig .svgfig {
  width: 100%; height: auto; display: block;
  background: var(--card); border: 1px solid var(--line); border-radius: 12px; padding: 12px;
}
.pic img { width: 100%; height: auto; border-radius: 12px; display: block; border: 1px solid var(--line); }
figcaption { font-size: 13.5px; line-height: 1.55; color: var(--ink-3); margin-top: 9px; }

/* ------------------------------------------------------------- FAQ ------ */

.faq { margin: 0 0 26px; }
.faq details {
  background: var(--card); border: 1px solid var(--line); border-radius: 10px;
  padding: 14px 18px; margin-bottom: 9px;
}
.faq summary { font-weight: 600; cursor: pointer; font-size: 16px; }
.faq summary::marker { color: var(--accent); }
.faq p { margin: 11px 0 0; color: var(--ink-2); font-size: 15.5px; }

.next {
  border-top: 2px solid var(--line-2); padding-top: 22px; margin-top: 44px;
}
.next p {
  font: 600 12px/1 var(--mono); letter-spacing: .1em; text-transform: uppercase;
  color: var(--ink-3); margin: 0 0 12px;
}
.next ul { list-style: none; margin: 0; padding: 0; display: grid; gap: 8px; }
.next a { font-size: 16px; }

/* ---------------------------------------------------- боковая колонка --- */

.siderail { display: none; }

.sr-card {
  background: var(--board); border-radius: 14px; padding: 22px 22px 18px; color: #eee9dc;
  border: 1px solid rgba(255,255,255,.1);
  box-shadow: 0 18px 40px -26px rgba(14,42,34,.9);
}
.sr-when {
  font: 400 11px/1 var(--mono); letter-spacing: .08em; text-transform: uppercase;
  color: var(--accent); margin: 0 0 12px;
}
.sr-head { font: 800 22px/1.2 var(--display); color: #fff; margin: 0 0 10px; letter-spacing: -.02em; }
.sr-mark { color: var(--accent); }
.sr-sub { font-size: 14px; line-height: 1.55; color: #a9bab1; margin: 0 0 16px; }

.sr-tick {
  background: rgba(0,0,0,.25); border-radius: 10px; padding: 12px 14px; margin-bottom: 16px;
}
.sr-tick-lab {
  font: 400 10.5px/1 var(--mono); letter-spacing: .1em; text-transform: uppercase;
  color: #8fa198; margin: 0 0 7px;
}
.sr-tick-win { height: 22px; overflow: hidden; }
.sr-tick-win ul { list-style: none; margin: 0; padding: 0; animation: tick 15s steps(1) infinite; }
.sr-tick-win li {
  height: 22px; font: 400 13px/22px var(--mono); color: #fff; white-space: nowrap;
  overflow: hidden; text-overflow: ellipsis;
}
@keyframes tick {
  0%,18%   { transform: translateY(0); }
  20%,38%  { transform: translateY(-22px); }
  40%,58%  { transform: translateY(-44px); }
  60%,78%  { transform: translateY(-66px); }
  80%,98%  { transform: translateY(-88px); }
  100%     { transform: translateY(-110px); }
}

.sr-go {
  display: block; text-align: center; background: var(--accent); color: #fff;
  text-decoration: none; padding: 14px 18px; border-radius: 10px;
  font-weight: 600; font-size: 16px; box-shadow: 0 4px 0 var(--accent-2);
  position: relative; overflow: hidden; animation: breathe 3.4s ease-in-out infinite;
}
.sr-go::after {
  content: ""; position: absolute; inset: 0 auto 0 -60%; width: 45%;
  background: linear-gradient(100deg, transparent, rgba(255,255,255,.4), transparent);
  animation: shine 4.6s ease-in-out infinite;
}
.sr-go:hover { background: #e8742f; }
@keyframes breathe { 0%,100% { transform: scale(1); } 50% { transform: scale(1.028); } }
@keyframes shine { 0%,62% { left: -60%; } 88%,100% { left: 130%; } }

.sr-fine { font-size: 12px; line-height: 1.5; color: #8fa198; margin: 14px 0 0; }

/* ------------------------------------------------------------ подвал ---- */

.foot {
  background: var(--board); color: #a9bab1; padding: 46px 0 34px; margin-top: 10px;
}
.foot-cols {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(178px, 1fr));
  gap: 30px; margin-bottom: 34px;
}
.foot h4 {
  font: 600 12px/1 var(--mono); letter-spacing: .1em; text-transform: uppercase;
  color: var(--accent); margin: 0 0 13px;
}
.foot ul { list-style: none; margin: 0; padding: 0; }
.foot li { margin: 0 0 9px; }
.foot a { color: #cdd6d0; text-decoration: none; font-size: 15px; }
.foot a:hover { color: #fff; text-decoration: underline; }
.foot-legal {
  font-size: 13px; line-height: 1.6; color: #7e9088; margin: 0;
  border-top: 1px solid rgba(255,255,255,.1); padding-top: 22px; max-width: 92ch;
}

/* --------------------------------------------------- нижняя полоса ------ */

.bar {
  position: fixed; left: 0; right: 0; bottom: 0; z-index: 45;
  background: var(--board-2); border-top: 2px solid var(--accent);
  padding: 10px 0 calc(10px + env(safe-area-inset-bottom, 0px));
}
.bar .wrap { display: flex; align-items: center; justify-content: space-between; gap: 14px; }
.bar p { margin: 0; font-size: 13px; color: #a9bab1; }
.bar a {
  background: var(--accent); color: #fff; text-decoration: none; padding: 10px 18px;
  border-radius: 8px; font-weight: 600; font-size: 15px; white-space: nowrap;
  box-shadow: 0 3px 0 var(--accent-2);
}
body { padding-bottom: 68px; }

/* ------------------------------------------------------------ экраны ---- */

@media (min-width: 1080px) {
  .band-grid {
    display: grid; grid-template-columns: minmax(0,1fr) 300px; gap: 44px; align-items: start;
  }
  .siderail { display: block; position: sticky; top: 92px; }
  .bar { display: none; }
  body { padding-bottom: 0; }
  .prose { max-width: none; }
  .prose p, .prose li, .prose h3 { max-width: 72ch; }
}

@media (max-width: 900px) {
  .hero-grid { grid-template-columns: 1fr; gap: 30px; }
  .op { grid-template-columns: 40px 1fr; }
  .op-coins { grid-column: 1 / -1; text-align: left; display: flex; align-items: center; gap: 12px; flex-wrap: wrap; }
  .op-coins b { font-size: 20px; }
  .op-coins i { margin: 0; }
  .op-mark { width: 40px; height: 40px; font-size: 17px; line-height: 40px; }
}

@media (max-width: 680px) {
  body { font-size: 16px; }
  .tape-rows li { flex-direction: column; align-items: flex-start; gap: 2px; }
  .tape-rows em { text-align: left; }
  .band { padding: 32px 0 48px; }
  .toc ol { columns: 1; }
  .route { padding: 18px 16px; }
  .route-leg { grid-template-columns: 1fr 78px 92px; gap: 8px; }
  .route-leg .leg-bar { display: none; }
  .cta { flex-direction: column; align-items: flex-start; }
  .bar p { display: none; }
  .bar .wrap { justify-content: center; }
  .bar a { width: 100%; text-align: center; }
}

@media (max-width: 520px) {
  .mast { flex-wrap: wrap; padding-top: 10px; padding-bottom: 10px; gap: 10px 16px; }
  .masthead nav { flex: 1 0 100%; order: 3; }
  .masthead nav ul { gap: 14px; }
  .masthead a { font-size: 14px; }
  .masthead a.mast-cta { padding: 8px 14px; font-size: 14px; }
  .hero { padding: 32px 0 38px; }
  .hero .lede { font-size: 17px; }
  .tape { padding: 18px 16px 14px; }
}

/* ------------------------------------------------------------- тёмное --- */

@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --paper: #0b1613;
    --card: #12211c;
    --ink: #eae5d8;
    --ink-2: #b6c4bc;
    --ink-3: #85968d;
    --line: #23362e;
    --line-2: #2f473c;
    --board: #08110e;
    --board-2: #0e1c17;
  }
  :root:not([data-theme="light"]) .note,
  :root:not([data-theme="light"]) .toc,
  :root:not([data-theme="light"]) .rail,
  :root:not([data-theme="light"]) .op,
  :root:not([data-theme="light"]) .faq details,
  :root:not([data-theme="light"]) .prose a.card { background: var(--card); }
}