/* Cryptolink User Guide — общий стиль страниц (токены из приложения: analysis/crosscutting.md §4) */
:root {
  color-scheme: dark;
  --cl-bg-deep: #0B060E;
  --cl-surface-glass: rgba(217, 217, 217, 0.07);
  --cl-surface-glass-hover: rgba(217, 217, 217, 0.12);
  --cl-action-bg: #100D39;
  --cl-action-border: #2A2659;
  --cl-hairline: rgba(255, 255, 255, 0.10);
  --cl-text: #FFFFFF;
  --cl-text-primary: #E1E1E5;
  --cl-text-secondary: #C8C7CC;
  --cl-text-tertiary: #808085;
  --cl-primary: #2256DA;
  --cl-primary-2: #4A2FEC;
  --cl-link: #6FA8F0;
  --cl-positive: #05C46B;
  --cl-negative: #F43A4F;
  --cl-warning: #FFA800;
  --cl-gradient-primary: linear-gradient(80deg, #2256DA 0%, #4A2FEC 40%, #8B3DD0 70%, #EC4899 100%);
  --cl-gradient-screen:
    radial-gradient(90% 55% at 0% 0%, #1A2268 0%, transparent 60%),
    radial-gradient(80% 55% at 100% 100%, #230F25 0%, transparent 60%),
    #0B060E;
  --cl-font: -apple-system, BlinkMacSystemFont, "SF Pro Text", "Segoe UI", Roboto, system-ui, sans-serif;
  --radius-card: 16px;
  --radius-btn: 10px;
}
* { box-sizing: border-box; }
html { background: var(--cl-bg-deep); scroll-padding-top: 76px; }
body { margin: 0; min-height: 100vh; background: var(--cl-gradient-screen); background-attachment: fixed;
  color: var(--cl-text-primary); font: 16px/1.6 var(--cl-font); -webkit-font-smoothing: antialiased; }
a { color: var(--cl-link); text-decoration: none; }
a:hover { text-decoration: underline; }
.wrap { max-width: 1180px; margin: 0 auto; padding: 0 20px; }

/* header */
header.top { position: sticky; top: 0; z-index: 10; backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px);
  background: rgba(11, 6, 14, 0.6); border-bottom: 1px solid var(--cl-hairline); }
header.top .wrap { display: flex; align-items: center; gap: 12px; height: 60px; }
header.top img { width: 28px; height: 28px; }
header.top .brand { font-weight: 700; color: var(--cl-text); letter-spacing: .02em; }
header.top .brand span { color: var(--cl-text-tertiary); font-weight: 500; margin-left: 6px; }
header.top a.home { margin-left: auto; font-size: 14px; color: var(--cl-text-secondary); }

/* layout */
.layout { display: grid; grid-template-columns: 250px minmax(0, 1fr); gap: 44px; padding: 36px 0 70px; }
nav.side { position: sticky; top: 84px; align-self: start; font-size: 14px; }
nav.side .part { font-size: 12px; font-weight: 700; letter-spacing: .12em; text-transform: uppercase;
  background: var(--cl-gradient-primary); -webkit-background-clip: text; background-clip: text; color: transparent; }
nav.side h4 { margin: 2px 0 10px; color: var(--cl-text); font-size: 17px; }
nav.side ul { list-style: none; margin: 0; padding: 0; }
nav.side li a, nav.side li span { display: flex; gap: 8px; padding: 6px 10px; border-radius: 8px; color: var(--cl-text-secondary); }
nav.side li span { color: var(--cl-text-tertiary); opacity: .7; }
nav.side li a:hover { background: var(--cl-surface-glass-hover); text-decoration: none; }
nav.side li a.current { background: var(--cl-surface-glass-hover); color: var(--cl-text); box-shadow: inset 3px 0 0 var(--cl-primary-2); }
nav.side .n { color: var(--cl-text-tertiary); min-width: 30px; font-variant-numeric: tabular-nums; }

/* article */
article .crumb { font-size: 13px; color: var(--cl-text-tertiary); margin-bottom: 6px; }
article h1 { font-size: 36px; line-height: 1.12; margin: 0 0 12px; color: var(--cl-text); letter-spacing: -.01em; }
article h1 .num { background: var(--cl-gradient-primary); -webkit-background-clip: text; background-clip: text; color: transparent; margin-right: 8px; }
article .lead { font-size: 18px; color: var(--cl-text-secondary); max-width: 720px; margin: 0 0 28px; }
article h2 { font-size: 24px; color: var(--cl-text); margin: 44px 0 12px; }
article h3 { font-size: 18px; color: var(--cl-text); margin: 26px 0 8px; }
article p, article li { max-width: 760px; }
article ol.steps { counter-reset: s; list-style: none; padding: 0; }
article ol.steps > li { counter-increment: s; position: relative; padding-left: 44px; margin: 0 0 14px; }
article ol.steps > li::before { content: counter(s); position: absolute; left: 0; top: 0; width: 30px; height: 30px; border-radius: 50%;
  background: var(--cl-gradient-primary); color: #fff; font-weight: 700; font-size: 14px; display: grid; place-items: center; }
.ui { display: inline-block; padding: 0 7px; border-radius: 6px; background: var(--cl-action-bg); border: 1px solid var(--cl-action-border);
  color: var(--cl-text); font-weight: 600; font-size: .92em; white-space: nowrap; }
.msg { color: var(--cl-text); font-style: italic; }

/* annotated screenshot */
.annotated { display: grid; grid-template-columns: 300px minmax(0, 1fr); gap: 30px; align-items: start; margin: 18px 0 8px; }
.phone { position: relative; width: 300px; border-radius: 34px; overflow: hidden; border: 1px solid var(--cl-hairline);
  box-shadow: 0 24px 70px rgba(0, 0, 0, .55), 0 0 0 6px rgba(255, 255, 255, .03); }
.phone img { display: block; width: 100%; height: auto; }
.phone .zone { position: absolute; border: 2px dashed #EC4899; border-radius: 16px; box-shadow: 0 0 0 3px rgba(236,72,153,.18); pointer-events: none; }
.pin { position: absolute; transform: translate(-50%, -50%); width: 24px; height: 24px; border-radius: 50%;
  background: var(--cl-gradient-primary); color: #fff; font-size: 12px; font-weight: 800; display: grid; place-items: center;
  border: 2px solid #fff; box-shadow: 0 2px 10px rgba(0, 0, 0, .6); }
.legend { width: 100%; border-collapse: collapse; font-size: 15px; }
.legend td { padding: 10px 8px; border-bottom: 1px solid var(--cl-hairline); vertical-align: top; }
.legend td:first-child { width: 36px; }
.legend .dot { width: 24px; height: 24px; border-radius: 50%; background: var(--cl-gradient-primary); color: #fff; font-size: 12px;
  font-weight: 800; display: grid; place-items: center; }
.legend b { color: var(--cl-text); }
.legend .when { display: block; color: var(--cl-text-tertiary); font-size: 13.5px; margin-top: 2px; }

/* gallery of screens */
.gallery { display: flex; flex-wrap: wrap; gap: 22px; margin: 16px 0; }
.gallery figure { margin: 0; width: 220px; }
.gallery .phone { width: 220px; border-radius: 26px; }
.gallery figcaption { font-size: 13.5px; color: var(--cl-text-tertiary); margin-top: 10px; }

/* status table */
table.status { width: 100%; border-collapse: collapse; margin: 14px 0; font-size: 15px; }
table.status th { text-align: left; font-size: 12px; letter-spacing: .08em; text-transform: uppercase; color: var(--cl-text-tertiary);
  padding: 10px 10px; border-bottom: 1px solid var(--cl-hairline); font-weight: 700; }
table.status td { padding: 12px 10px; border-bottom: 1px solid var(--cl-hairline); vertical-align: top; }
table.status img { width: 150px; border-radius: 12px; display: block; border: 1px solid var(--cl-hairline); }
table.status .label { color: var(--cl-text); font-weight: 600; white-space: nowrap; }
/* таблицы «сообщение — что делать»: длинные сообщения переносятся, колонка решения не сжимается */
table.status td.label:first-child:nth-last-child(2) { white-space: normal; width: 42%; }
table.status td.label:first-child:nth-last-child(3) { white-space: normal; width: 36%; }

/* notes */
.note { border-radius: 14px; padding: 14px 18px; margin: 18px 0; background: var(--cl-surface-glass); border: 1px solid var(--cl-hairline);
  max-width: 760px; }
.note b.t { display: block; color: var(--cl-text); margin-bottom: 4px; }
.note.warn { border-color: rgba(255, 168, 0, .35); background: rgba(255, 168, 0, .07); }

/* reviewer memo — internal, remove before publishing (grep class="review") */
.review { border: 1px dashed #EC4899; border-radius: 14px; padding: 12px 16px; margin: 14px 0; max-width: 760px;
  background: rgba(236, 72, 153, .08); font-size: .92em; }
.review::before { content: "REVIEW"; display: block; font-size: 11px; font-weight: 800; letter-spacing: .12em; color: #EC4899; margin-bottom: 4px; }

/* prev / next */
.pager { display: flex; justify-content: space-between; gap: 16px; margin-top: 50px; padding-top: 22px; border-top: 1px solid var(--cl-hairline); }
.pager a { display: block; padding: 12px 16px; border-radius: 12px; background: var(--cl-surface-glass); border: 1px solid var(--cl-hairline);
  color: var(--cl-text); max-width: 48%; }
.pager a small { display: block; color: var(--cl-text-tertiary); font-size: 12.5px; }
.pager a:hover { text-decoration: none; background: var(--cl-surface-glass-hover); }

footer { border-top: 1px solid var(--cl-hairline); padding: 22px 0 40px; color: var(--cl-text-tertiary); font-size: 13px; }

@media (max-width: 900px) {
  .layout { grid-template-columns: 1fr; gap: 20px; }
  nav.side { position: static; }
  .annotated { grid-template-columns: 1fr; }
  article h1 { font-size: 30px; }
}

/* ---- инструменты поддержки ---- */
.tool-btn { display: inline-flex; align-items: center; gap: 7px; height: 32px; padding: 0 12px; border-radius: 9px; cursor: pointer;
  background: var(--cl-action-bg); border: 1px solid var(--cl-action-border); color: var(--cl-text); font: 600 13px var(--cl-font); }
.tool-btn:hover { border-color: var(--cl-primary-2); text-decoration: none; }
.tool-btn svg, .anchor svg { width: 15px; height: 15px; fill: none; stroke: currentColor; stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; }
ol.steps { margin-top: 10px; }
article h2 { display: flex; align-items: center; gap: 10px; }
.anchor { opacity: .35; background: none; border: 0; padding: 4px; cursor: pointer; color: var(--cl-text-secondary); border-radius: 6px; }
article h2:hover .anchor, .anchor:focus { opacity: 1; }
.anchor:hover { background: var(--cl-surface-glass-hover); }
img.zoomable { cursor: zoom-in; }

.lightbox { position: fixed; inset: 0; z-index: 50; display: none; place-items: center; background: rgba(5, 3, 10, .86);
  backdrop-filter: blur(6px); -webkit-backdrop-filter: blur(6px); padding: 20px; }
.lightbox.open { display: grid; }
.lb-inner { display: flex; flex-direction: column; align-items: center; gap: 14px; max-height: 100%; }
.lightbox img { max-height: calc(100vh - 110px); max-width: 100%; border-radius: 28px; box-shadow: 0 30px 90px rgba(0, 0, 0, .7); }
.lb-bar { display: flex; flex-wrap: wrap; align-items: center; justify-content: center; gap: 8px; }
.lb-cap { color: var(--cl-text-secondary); font-size: 14px; margin-right: 8px; }

.toast { position: fixed; left: 50%; bottom: 28px; transform: translate(-50%, 20px); z-index: 60; padding: 10px 16px; border-radius: 10px;
  background: #1c1f2b; border: 1px solid var(--cl-action-border); color: var(--cl-text); font-size: 14px; opacity: 0; pointer-events: none;
  transition: opacity .2s, transform .2s; max-width: 90vw; text-align: center; }
.toast.show { opacity: 1; transform: translate(-50%, 0); }

/* переключатель языка */
.lang { display: inline-flex; border: 1px solid var(--cl-action-border); border-radius: 8px; overflow: hidden; margin-left: 14px; }
.lang a, .lang span { padding: 3px 10px; font-size: 13px; font-weight: 700; color: var(--cl-text-tertiary); }
.lang span { background: var(--cl-action-bg); color: var(--cl-text); }
.lang a:hover { color: var(--cl-text); text-decoration: none; }
table.status img.zoomable { transition: transform .15s, border-color .15s; }
table.status img.zoomable:hover, table.status img.zoomable:focus { transform: scale(1.04); border-color: var(--cl-primary-2); outline: none; }


/* ---- платформы iOS / Android (объединённое руководство) ---- */
html[data-os="ios"] .os.android, html[data-os="android"] .os.ios { display: none !important; }
.plat { display: inline-flex; border: 1px solid var(--cl-action-border); border-radius: 8px; overflow: hidden; margin-left: 14px; }
.plat button { all: unset; cursor: pointer; padding: 3px 10px; font-size: 13px; font-weight: 700; color: var(--cl-text-tertiary); }
.plat button:hover { color: var(--cl-text); }
html[data-os="ios"] .plat [data-os="ios"], html[data-os="android"] .plat [data-os="android"], html[data-os="both"] .plat [data-os="both"] {
  background: var(--cl-action-bg); color: var(--cl-text); }
/* различие в тексте: блок с пометкой платформы (class="os android diff") */
.os.diff { position: relative; border-left: 3px solid var(--cl-primary-2); padding-left: 14px; margin-left: -17px; }
.os.diff::before { display: block; font-size: 11px; font-weight: 800; letter-spacing: .1em; text-transform: uppercase; color: var(--cl-link); margin-bottom: 4px; }
.os.diff.ios::before { content: "iOS"; }
.os.diff.android::before { content: "Android"; }
li.os.diff, tr.os.diff { margin-left: 0; }
tr.os.diff::before { content: none; }
/* режим «Обе»: фрагменты текста показываются оба с пометкой */
html[data-os="both"] span.os::after { font-size: 10px; font-weight: 800; color: var(--cl-link); margin-left: 3px; vertical-align: super; }
html[data-os="both"] span.os.ios::after { content: "iOS"; }
html[data-os="both"] span.os.android::after { content: "Android"; }
html[data-os="both"] span.os.ios + span.os.android::before { content: "/ "; color: var(--cl-text-tertiary); }
html[data-os="both"] .os:not(span):not(.diff) { outline: 1px dashed var(--cl-action-border); outline-offset: 6px; border-radius: 6px; }
/* пометка раздела одной платформы в меню и оглавлении */
.osb { font-size: 10px; font-weight: 800; letter-spacing: .06em; padding: 1px 6px; border-radius: 999px; margin-left: 6px;
  background: var(--cl-action-bg); border: 1px solid var(--cl-action-border); color: var(--cl-link); vertical-align: 1px; white-space: nowrap; }
/* место под скриншот, которого пока нет */
.phone.todo-shot { aspect-ratio: 9 / 19.5; display: flex; flex-direction: column; justify-content: center; gap: 8px; padding: 16px;
  border: 2px dashed rgba(236, 72, 153, .6); background: rgba(236, 72, 153, .06); color: var(--cl-text-secondary);
  font-size: 13px; text-align: center; box-shadow: none; }
.phone.todo-shot b { color: #EC4899; font-size: 11px; letter-spacing: .08em; text-transform: uppercase; }
.phone.todo-shot code { font-size: 11px; color: var(--cl-text-tertiary); word-break: break-all; }
@media (max-width: 560px) { .plat { margin-left: 8px; } .plat button { padding: 3px 7px; } }
/* отложено на будущее (KYC, физическая карта): в разметке сохранено, не показывается */
.future { display: none !important; }
table.status .phone.todo-shot { width: 150px; padding: 8px; font-size: 11px; border-radius: 14px; }
table.status img.os.android { width: 120px; }
/* вложенные span в пунктах меню (название с вариантом для Android, пометка платформы) — не flex-элементы */
nav.side li a span.os, nav.side li > span span.os { display: inline; padding: 0; color: inherit; opacity: 1; border-radius: 0; }
html[data-os="ios"] nav.side li span.os.android, html[data-os="android"] nav.side li span.os.ios { display: none; }
nav.side li a .osb, nav.side li > span .osb { display: inline-block; padding: 1px 6px; color: var(--cl-link); opacity: 1; align-self: center; }
nav.side li span.tt { display: inline; padding: 0; color: inherit; opacity: 1; }
/* строки таблиц одной платформы — без пометки и полосы: иначе ломается раскладка колонок */
table tr.os.diff { border-left: 0; padding-left: 0; margin-left: 0; }
table tr.os.diff::before { content: none !important; display: none !important; }