/* Форум Феметрики — страница /forum (08.11.2026). Макет утверждён владельцем: docs/forum/mockup-shots.
   Шрифт FmMontserrat и шапка 1240 px — из общего site-chrome.css нового сайта.
   Все классы с префиксом fo-, чтобы не пересекаться с общей шапкой (fm-) и стилями лендинга. */
.fo-body {
  --fo-ink: #432c40; --fo-aubergine: #40283e; --fo-plum: #8d345e; --fo-coral-ink: #c2475a;
  --fo-paper: #fffaf8; --fo-rose: #fff1ef; --fo-lilac: #f9ecf3; --fo-line: #f0dfe0; --fo-muted: #6d586a; --fo-gold: #9a6514;
  --fo-display: 'FmMontserrat', 'FmInter', Arial, sans-serif;
  --fo-text: 'FmInter', system-ui, -apple-system, 'Segoe UI', Roboto, Arial, sans-serif;
  margin: 0; background: var(--fo-paper); color: var(--fo-ink); font-family: var(--fo-text); font-size: 16px; line-height: 1.5; -webkit-font-smoothing: antialiased;
}
:where(.fo-body) *, :where(.fo-body) *::before, :where(.fo-body) *::after { box-sizing: border-box; }
:where(.fo-body) :where(button, input, textarea, select) { font: inherit; color: inherit; }
:where(.fo-body) button { cursor: pointer; }
/* The shared header is fixed (72px, 64px on phones): anchors and the sticky column stay below it */
html:has(.fo-body) { scroll-padding-top: 88px; }
.fo-body [hidden] { display: none !important; }
.fo-a { color: var(--fo-plum); }
.fo-sr { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }

/* Layout: topics on the left (desktop), drawer on the phone */
.fo-layout { max-width: 1240px; margin: 0 auto; padding: 0 16px 120px; min-height: 60vh; }
.fo-side { display: none; }
.fo-main { min-width: 0; max-width: 760px; }
@media (min-width: 1024px) {
  .fo-layout { display: grid; grid-template-columns: 264px minmax(0, 1fr); gap: 32px; }
  .fo-side { display: block; padding-top: 22px; }
  .fo-side__in { position: sticky; top: 88px; max-height: calc(100vh - 104px); overflow: auto; padding-bottom: 20px; scrollbar-width: thin; }
  .fo-topics-btn { display: none !important; }
}
.fo-screen { animation: fo-fade .18s ease; }
@keyframes fo-fade { from { opacity: .4; } to { opacity: 1; } }

.fo-box { margin: 0 0 18px; padding: 12px; border: 1px solid var(--fo-line); border-radius: 16px; background: #fff; }
.fo-box h2 { margin: 2px 4px 8px; font-family: var(--fo-display); font-size: 15px; color: var(--fo-aubergine); }
.fo-nav { display: flex; align-items: center; gap: 8px; width: 100%; text-align: left; padding: 8px 10px; border: 0; border-radius: 10px; background: none; font-size: 15px; color: var(--fo-ink); text-decoration: none; }
.fo-nav:hover { background: var(--fo-lilac); }
.fo-nav[aria-current="page"] { background: var(--fo-aubergine); color: #fff; font-weight: 600; }
.fo-nav[aria-current="page"] .fo-num { color: #f3dbe7; }
.fo-num { margin-left: auto; font-size: 13px; color: var(--fo-muted); }
.fo-cnt { margin-left: auto; min-width: 20px; height: 20px; padding: 0 6px; border-radius: 10px; background: var(--fo-coral-ink); color: #fff; font-size: 11px; line-height: 20px; text-align: center; font-weight: 600; }
.fo-trend { display: flex; align-items: baseline; gap: 8px; padding: 7px 10px; border-radius: 10px; text-decoration: none; color: var(--fo-aubergine); }
.fo-trend:hover { background: var(--fo-lilac); }
.fo-trend b { font-weight: 600; }
.fo-trend span { margin-left: auto; font-size: 12px; color: var(--fo-muted); white-space: nowrap; }
.fo-pick { display: block; padding: 8px 10px; border-radius: 10px; font-size: 14px; color: var(--fo-ink); text-decoration: none; }
.fo-pick:hover { background: var(--fo-lilac); }
.fo-pick small { display: block; color: var(--fo-muted); font-size: 12px; }
.fo-note-small { margin: 0 6px 8px; font-size: 13px; color: var(--fo-muted); }

.fo-drawer-bg { position: fixed; inset: 0; z-index: 1001; background: rgba(43,31,42,.45); }
.fo-drawer { position: fixed; z-index: 1002; top: 0; bottom: 0; left: 0; width: min(86vw, 340px); overflow: auto; background: var(--fo-paper); padding: 16px 14px 30px; box-shadow: 8px 0 30px rgba(43,31,42,.2); animation: fo-slide .2s ease; }
@keyframes fo-slide { from { transform: translateX(-100%); } to { transform: none; } }
.fo-drawer__top { display: flex; align-items: center; justify-content: space-between; margin-bottom: 12px; }
.fo-drawer__top b { font-family: var(--fo-display); font-size: 18px; color: var(--fo-aubergine); }
.fo-x { border: 0; background: none; font-size: 26px; line-height: 1; color: var(--fo-muted); padding: 4px 8px; }

/* Feed */
.fo-intro { padding: 18px 0 4px; }
.fo-topics-btn { display: inline-flex; align-items: center; gap: 8px; margin: 0 0 12px; padding: 8px 14px; border: 1px solid var(--fo-line); border-radius: 999px; background: #fff; font-weight: 600; color: var(--fo-aubergine); }
.fo-topics-btn svg, .fo-ico { width: 18px; height: 18px; fill: none; stroke: currentColor; stroke-width: 2; flex: 0 0 auto; }
.fo-intro h1 { margin: 0; font-family: var(--fo-display); font-size: 28px; line-height: 1.15; color: var(--fo-aubergine); }
.fo-intro p { margin: 6px 0 0; color: var(--fo-muted); }
.fo-today { display: inline-block; margin-top: 10px; padding: 4px 12px; border-radius: 999px; background: var(--fo-rose); color: var(--fo-coral-ink); font-size: 14px; font-weight: 600; }
.fo-ask { display: block; width: 100%; margin: 16px 0 4px; padding: 13px 18px; border: 0; border-radius: 14px; background: var(--fo-plum); color: #fff; font-weight: 600; font-size: 16px; text-align: center; text-decoration: none; }
.fo-search { margin: 12px 0 0; position: relative; }
.fo-search input { width: 100%; padding: 11px 14px 11px 40px; border: 1px solid var(--fo-line); border-radius: 12px; background: #fff; }
.fo-search svg { position: absolute; left: 13px; top: 50%; transform: translateY(-50%); width: 18px; height: 18px; stroke: var(--fo-muted); fill: none; stroke-width: 2; }
.fo-tabs { display: flex; gap: 2px; margin: 16px 0 0; border-bottom: 1px solid var(--fo-line); overflow-x: auto; scrollbar-width: none; }
.fo-tabs::-webkit-scrollbar { display: none; }
.fo-tab { flex: 0 0 auto; padding: 10px 12px; border: 0; background: none; font-weight: 600; color: var(--fo-muted); border-bottom: 2px solid transparent; margin-bottom: -1px; white-space: nowrap; text-decoration: none; }
.fo-tab[aria-current="page"] { color: var(--fo-aubergine); border-color: var(--fo-plum); }
.fo-tabhint { margin: 8px 0 0; font-size: 13px; color: var(--fo-muted); }

.fo-card { position: relative; margin: 10px 0 0; padding: 14px 16px; border: 1px solid var(--fo-line); border-radius: 16px; background: #fff; }
.fo-card:hover { border-color: #e6c9cf; }
.fo-card--pin { border-color: #ead2a6; background: #fffdf7; }
.fo-card h3 { margin: 8px 0 4px; font-family: var(--fo-display); font-size: 17px; line-height: 1.3; color: var(--fo-aubergine); }
.fo-card h3 a { color: inherit; text-decoration: none; }
.fo-card h3 a::after { content: ''; position: absolute; inset: 0; border-radius: 16px; } /* the whole card opens the topic */
.fo-card p { margin: 0; font-size: 15px; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.fo-labels { display: flex; flex-wrap: wrap; gap: 6px; align-items: center; }
.fo-tag { display: inline-block; font-size: 12px; font-weight: 600; color: var(--fo-plum); background: var(--fo-lilac); padding: 2px 9px; border-radius: 999px; }
.fo-tag--pin { color: var(--fo-gold); background: #fbf1dc; }
.fo-tag--wait { color: var(--fo-muted); background: #f1ecee; }
.fo-hashes { position: relative; z-index: 1; display: flex; flex-wrap: wrap; gap: 4px 10px; margin-top: 8px; }
.fo-hash { color: var(--fo-plum); font-size: 14px; font-weight: 500; text-decoration: none; }
.fo-hash:hover { text-decoration: underline; }
.fo-meta { display: flex; flex-wrap: wrap; align-items: center; gap: 4px 12px; margin-top: 10px; font-size: 13px; color: var(--fo-muted); }
.fo-stat { display: inline-flex; align-items: center; gap: 4px; }
.fo-meta svg { width: 15px; height: 15px; fill: none; stroke: currentColor; stroke-width: 2; }
.fo-hot { color: var(--fo-coral-ink); font-weight: 600; }
.fo-more-btn { display: block; margin: 16px auto 0; padding: 10px 20px; border: 1px solid var(--fo-line); border-radius: 999px; background: #fff; font-weight: 600; color: var(--fo-aubergine); }
.fo-empty { padding: 26px 0; text-align: center; color: var(--fo-muted); }
.fo-closed { margin: 40px 0; padding: 26px 20px; border-radius: 18px; background: #fff; border: 1px solid var(--fo-line); text-align: center; }
.fo-closed h1 { margin: 0 0 8px; font-family: var(--fo-display); color: var(--fo-aubergine); font-size: 26px; }

/* Thread */
.fo-back { display: inline-flex; align-items: center; gap: 4px; margin: 16px 0 6px; padding: 6px 0; color: var(--fo-muted); font-weight: 600; text-decoration: none; }
.fo-op h1 { margin: 10px 0; font-family: var(--fo-display); font-size: 22px; line-height: 1.25; color: var(--fo-aubergine); overflow-wrap: anywhere; }
.fo-author { display: flex; align-items: center; gap: 10px; }
.fo-byline { min-width: 0; overflow-wrap: anywhere; line-height: 1.35; }
.fo-byline .fo-name { font-size: 15px; }
.fo-op .fo-byline .fo-name { font-size: 16px; }
.fo-ava { flex: 0 0 auto; width: 36px; height: 36px; border-radius: 50%; display: grid; place-items: center; font-weight: 700; font-family: var(--fo-display); color: #fff; text-decoration: none; }
.fo-ava--sm { width: 28px; height: 28px; font-size: 13px; }
.fo-ava--lg { width: 64px; height: 64px; font-size: 26px; margin: 0 auto; }
.fo-name { font-weight: 600; color: var(--fo-aubergine); text-decoration: none; }
.fo-time { font-size: 13px; color: var(--fo-muted); }
.fo-xbadge { display: inline-block; margin-left: 4px; padding: 1px 8px; border-radius: 999px; background: #e7f2ef; color: #2f6b5f; font-size: 12px; font-weight: 600; vertical-align: 1px; }
.fo-follow { margin-left: auto; padding: 5px 12px; border-radius: 999px; border: 1px solid var(--fo-plum); background: #fff; color: var(--fo-plum); font-size: 13px; font-weight: 600; white-space: nowrap; }
.fo-follow[aria-pressed="true"] { background: var(--fo-plum); color: #fff; }
.fo-text { margin: 12px 0 0; white-space: pre-line; overflow-wrap: anywhere; }
.fo-health { margin: 14px 0 0; padding: 10px 12px; border-radius: 12px; background: var(--fo-rose); font-size: 14px; color: var(--fo-muted); }
.fo-status { margin: 10px 0 0; padding: 8px 12px; border-radius: 10px; background: #f6f1e6; color: #6b5420; font-size: 14px; }
.fo-actions { display: flex; align-items: center; gap: 4px; margin: 10px 0 0; }
.fo-act { display: inline-flex; align-items: center; gap: 5px; padding: 6px 10px; border: 0; border-radius: 999px; background: none; color: var(--fo-muted); font-size: 14px; }
.fo-act:hover { background: var(--fo-lilac); }
.fo-act svg { width: 18px; height: 18px; fill: none; stroke: currentColor; stroke-width: 2; }
.fo-act[aria-pressed="true"] { color: var(--fo-coral-ink); }
.fo-act[aria-pressed="true"] svg { fill: currentColor; }
.fo-act--more { margin-left: auto; }
.fo-replies-h { margin: 22px 0 0; padding-top: 14px; border-top: 1px solid var(--fo-line); font-family: var(--fo-display); font-size: 16px; color: var(--fo-aubergine); }
.fo-reply { padding: 14px 0 6px; border-bottom: 1px solid var(--fo-line); scroll-margin-top: 96px; }
.fo-reply--expert { background: linear-gradient(90deg, #f1f8f6, transparent 70%); margin: 0 -10px; padding-left: 10px; padding-right: 10px; border-radius: 12px; }
.fo-reply--focus { animation: fo-focus 2.4s ease; }
@keyframes fo-focus { from { background: #fbe7ee; } to { background: transparent; } }
.fo-reply .fo-text { margin-top: 6px; font-size: 15px; }
.fo-mention { color: var(--fo-plum); font-weight: 600; }
.fo-removed { color: var(--fo-muted); font-style: italic; font-size: 15px; padding: 4px 0 8px; }
.fo-collapsed { font-size: 14px; color: var(--fo-muted); padding: 6px 0; }
.fo-collapsed button { border: 0; background: none; color: var(--fo-plum); padding: 0 0 0 6px; }
.fo-sub { margin: 4px 0 8px 14px; padding-left: 14px; border-left: 2px solid var(--fo-line); }
.fo-sub .fo-reply { border-bottom: 0; padding: 10px 0 2px; }
.fo-branch-btn { margin: 2px 0 10px; padding: 4px 0; border: 0; background: none; color: var(--fo-plum); font-weight: 600; font-size: 14px; text-decoration: none; display: inline-block; }

.fo-composer { position: fixed; left: 0; right: 0; bottom: 0; z-index: 30; background: rgba(255,250,248,.97); border-top: 1px solid var(--fo-line); padding: 10px 16px calc(10px + env(safe-area-inset-bottom)); }
.fo-composer__in { max-width: 760px; margin: 0 auto; }
.fo-composer__field { width: 100%; text-align: left; padding: 11px 14px; border: 1px solid var(--fo-line); border-radius: 22px; background: #fff; color: var(--fo-muted); }
@media (min-width: 1024px) {
  .fo-composer { left: max(312px, calc(50% - 620px + 312px)); right: auto; width: min(760px, calc(100vw - 328px)); border: 1px solid var(--fo-line); border-bottom: 0; border-radius: 16px 16px 0 0; }
  .fo-intro { padding-top: 22px; }
  .fo-intro h1 { font-size: 34px; }
  .fo-ask { display: inline-block; width: auto; padding: 12px 26px; }
}

/* Forms and sheets */
.fo-form h1 { margin: 6px 0 4px; font-family: var(--fo-display); font-size: 22px; color: var(--fo-aubergine); }
.fo-field { margin: 14px 0 0; }
.fo-field > label, .fo-label { display: block; font-weight: 600; font-size: 14px; margin-bottom: 6px; }
.fo-field input, .fo-field textarea { width: 100%; padding: 12px 14px; border: 1px solid var(--fo-line); border-radius: 12px; background: #fff; }
.fo-field textarea { min-height: 150px; resize: vertical; }
.fo-count { text-align: right; font-size: 12px; color: var(--fo-muted); margin-top: 4px; }
.fo-chips { display: flex; flex-wrap: wrap; gap: 8px; }
.fo-chip { padding: 6px 12px; border-radius: 999px; border: 1px solid var(--fo-line); background: #fff; font-size: 14px; }
.fo-chip[aria-pressed="true"] { background: var(--fo-aubergine); border-color: var(--fo-aubergine); color: #fff; }
.fo-chosen { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 8px; }
.fo-chosen button { padding: 4px 10px; border-radius: 999px; border: 0; background: var(--fo-lilac); color: var(--fo-plum); font-weight: 600; font-size: 14px; }
.fo-suggest { margin-top: 6px; border: 1px solid var(--fo-line); border-radius: 12px; background: #fff; overflow: hidden; }
.fo-suggest button { display: flex; width: 100%; justify-content: space-between; padding: 9px 14px; border: 0; border-bottom: 1px solid var(--fo-line); background: none; text-align: left; }
.fo-suggest button:last-child { border-bottom: 0; }
.fo-suggest small { color: var(--fo-muted); }
.fo-as { margin: 16px 0 0; padding: 12px 14px; border-radius: 12px; background: var(--fo-lilac); font-size: 14px; }
.fo-primary { display: block; width: 100%; margin: 16px 0 0; padding: 13px 18px; border: 0; border-radius: 14px; background: var(--fo-plum); color: #fff; font-weight: 600; font-size: 16px; text-align: center; text-decoration: none; }
.fo-primary:disabled { opacity: .45; cursor: default; }
.fo-ghost { display: block; width: 100%; margin: 8px 0 0; padding: 11px 18px; border: 1px solid var(--fo-line); border-radius: 14px; background: #fff; font-weight: 600; color: var(--fo-aubergine); text-align: center; text-decoration: none; }
.fo-consent ul { margin: 12px 0 0; padding-left: 20px; }
.fo-consent li { margin: 6px 0; }
.fo-consent details { margin-top: 12px; font-size: 13px; color: var(--fo-muted); }
.fo-check { display: flex; gap: 10px; align-items: flex-start; margin: 16px 0 0; font-size: 15px; }
.fo-check input { width: 20px; height: 20px; margin-top: 2px; accent-color: var(--fo-plum); flex: 0 0 auto; }
.fo-small { font-size: 13px; color: var(--fo-muted); }
.fo-error { margin: 12px 0 0; color: var(--fo-coral-ink); font-size: 14px; }
.fo-error:empty { display: none; }

.fo-sheet-bg { position: fixed; inset: 0; z-index: 1001; background: rgba(43,31,42,.45); display: flex; align-items: flex-end; justify-content: center; }
.fo-sheet { width: 100%; max-width: 560px; max-height: 88vh; overflow: auto; background: var(--fo-paper); border-radius: 20px 20px 0 0; padding: 18px 16px calc(18px + env(safe-area-inset-bottom)); }
@media (min-width: 640px) { .fo-sheet-bg { align-items: center; } .fo-sheet { border-radius: 20px; } }
.fo-sheet h2 { margin: 0 0 4px; font-family: var(--fo-display); font-size: 18px; color: var(--fo-aubergine); }
.fo-opt { display: block; width: 100%; text-align: left; padding: 12px 14px; margin: 8px 0 0; border: 1px solid var(--fo-line); border-radius: 12px; background: #fff; }
.fo-opt[aria-pressed="true"] { border-color: var(--fo-plum); background: var(--fo-lilac); }
.fo-menu-item { display: block; width: 100%; text-align: left; padding: 13px 4px; border: 0; border-bottom: 1px solid var(--fo-line); background: none; font-size: 16px; }
.fo-menu-item--danger { color: var(--fo-coral-ink); }
.fo-help { margin: 10px 0 0; padding: 12px 14px; border-radius: 12px; background: #eef6f3; color: #24584e; }
.fo-toast { position: fixed; left: 50%; bottom: 84px; transform: translateX(-50%); z-index: 1003; background: var(--fo-aubergine); color: #fff; padding: 10px 16px; border-radius: 12px; font-size: 14px; max-width: calc(100% - 32px); }

/* Profile, hashtag page and «Мой форум» */
.fo-prof { padding: 18px 0 0; text-align: center; }
.fo-prof h1 { margin: 10px 0 2px; font-family: var(--fo-display); font-size: 22px; color: var(--fo-aubergine); overflow-wrap: anywhere; }
.fo-counts { display: flex; justify-content: center; gap: 22px; margin: 10px 0 0; font-size: 14px; color: var(--fo-muted); }
.fo-counts b { display: block; font-size: 18px; color: var(--fo-aubergine); }
.fo-prof .fo-follow { margin: 14px auto 0; padding: 8px 22px; font-size: 14px; }
.fo-related { margin: 12px 0 0; font-size: 14px; color: var(--fo-muted); }
.fo-related .fo-hash { margin-right: 8px; }
.fo-notif { display: flex; gap: 10px; align-items: center; padding: 12px 0; border-bottom: 1px solid var(--fo-line); color: var(--fo-ink); text-decoration: none; }
.fo-notif--new { background: linear-gradient(90deg, var(--fo-rose), transparent); }
.fo-notif p { margin: 0; font-size: 15px; }
.fo-notif small { color: var(--fo-muted); }