/* v10 */
/* ============================================================
   Arhi — личный сайт. Общая тема.
   Тёмно-зелёная / тёмно-бирюзовая гамма, крупная типографика.
   ============================================================ */

:root {
  /* Фон */
  --bg:            #07120f;
  --bg-elevated:   #0b1b17;
  --bg-card:       #0e231e;
  --bg-card-hover: #113029;

  /* Линии */
  --line:          #1a3a32;
  --line-soft:     #132b25;

  /* Текст */
  --text:          #e6f2ee;
  --text-muted:    #8fa8a1;
  --text-dim:      #5f7570;

  /* Акценты: бирюза + зелёный */
  --accent:        #2ee6b0;   /* основной бирюзово-зелёный */
  --accent-soft:   #1a9e83;
  --accent-deep:   #0d6b58;
  --accent-glow:   rgba(46, 230, 176, 0.14);
  --accent-line:   rgba(46, 230, 176, 0.28);

  /* Типографика (стиль Poulo: крупный плотный гротеск + моно-акценты) */
  --font-display: "Manrope", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --font-body:    "Manrope", -apple-system, BlinkMacSystemFont, "Segoe UI", "Inter", Roboto, Arial, sans-serif;
  --font-mono:    "SFMono-Regular", Consolas, "Liberation Mono", Menlo, monospace;

  /* Ритм */
  --maxw: 1120px;
  --radius: 16px;
  --radius-sm: 10px;

  --ease: cubic-bezier(0.22, 1, 0.36, 1);
}

/* ---------- Светлая тема («тёплая бумага», стиль Poulo) ---------- */
html[data-theme="light"] {
  --bg:            #f7f5f1;
  --bg-elevated:   #ffffff;
  --bg-card:       #ffffff;
  --bg-card-hover: #fdfcf9;

  --line:          #dcd6cc;
  --line-soft:     #e8e2d8;

  --text:          #141414;
  --text-muted:    #5c5a55;
  --text-dim:      #8a867e;

  --accent:        #0d7d63;      /* глубокая бирюза для контраста на светлом */
  --accent-soft:   #17a383;
  --accent-deep:   #0a5c49;
  --accent-glow:   rgba(13, 125, 99, 0.10);
  --accent-line:   rgba(13, 125, 99, 0.32);
}

html[data-theme="light"] body {
  background: var(--bg);
}
html[data-theme="light"] body::before {
  background: radial-gradient(circle at 50% 50%, rgba(13, 125, 99, 0.07), transparent 65%);
}
html[data-theme="light"] body::after {
  background: radial-gradient(circle at 50% 50%, rgba(10, 92, 73, 0.06), transparent 68%);
}

html[data-theme="light"] .site-header {
  background: rgba(247, 245, 241, 0.75);
}
html[data-theme="light"] .to-top {
  background: rgba(255, 255, 255, 0.92);
}

html[data-theme="light"] .btn--primary {
  color: #ffffff;
}
html[data-theme="light"] .btn--primary:hover {
  color: #ffffff;
}

html[data-theme="light"] .stat {
  background: var(--bg-elevated);
}
html[data-theme="light"] .stats {
  background: var(--line-soft);
}

html[data-theme="light"] .post-body p,
html[data-theme="light"] .post-body ul,
html[data-theme="light"] .post-body ol,
html[data-theme="light"] .post-body td {
  color: #3c3a36;
}
html[data-theme="light"] .post-body blockquote {
  color: var(--text);
}
html[data-theme="light"] .post-body code {
  background: rgba(13, 125, 99, 0.08);
  color: #0a5c49;
}

html[data-theme="light"] .theme-toggle {
  color: var(--text-muted);
}
html[data-theme="light"] .theme-toggle:hover {
  color: var(--text);
}

/* Плавный переход между темами */
body,
.site-header,
.card,
.stat,
.post-list a,
.about-card,
.contact-band,
.tags li,
.theme-toggle,
.to-top {
  transition: background-color 0.45s var(--ease), border-color 0.45s var(--ease),
              color 0.45s var(--ease);
}

/* ---------- Кнопка переключателя темы ---------- */
.theme-toggle {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 38px;
  height: 38px;
  flex: 0 0 38px;
  margin-left: 8px;
  border-radius: 50%;
  border: 1px solid var(--line);
  background: transparent;
  color: var(--text-muted);
  cursor: pointer;
  transition: color 0.25s var(--ease), border-color 0.25s var(--ease),
              background 0.25s var(--ease), transform 0.4s var(--ease);
}
.theme-toggle:hover {
  border-color: var(--accent-line);
  background: var(--accent-glow);
  color: var(--accent);
  transform: rotate(15deg);
}
.theme-toggle svg {
  width: 17px;
  height: 17px;
  display: block;
}
.theme-toggle .icon-sun  { display: none; }
.theme-toggle .icon-moon { display: block; }
html[data-theme="light"] .theme-toggle .icon-sun  { display: block; }
html[data-theme="light"] .theme-toggle .icon-moon { display: none; }

@media (max-width: 560px) {
  .theme-toggle { width: 34px; height: 34px; flex-basis: 34px; margin-left: 4px; }
}

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

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  font-size: 17px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

/* Мягкое свечение на фоне */
body::before {
  content: "";
  position: fixed;
  top: -30vh;
  right: -10vw;
  width: 70vw;
  height: 70vh;
  background: radial-gradient(circle at 50% 50%, var(--accent-glow), transparent 65%);
  pointer-events: none;
  z-index: 0;
  filter: blur(20px);
}

body::after {
  content: "";
  position: fixed;
  bottom: -35vh;
  left: -15vw;
  width: 60vw;
  height: 60vh;
  background: radial-gradient(circle at 50% 50%, rgba(13, 107, 88, 0.22), transparent 68%);
  pointer-events: none;
  z-index: 0;
  filter: blur(30px);
}

img { max-width: 100%; display: block; }

a {
  color: var(--accent);
  text-decoration: none;
  transition: color 0.2s var(--ease), opacity 0.2s var(--ease);
}
a:hover { color: #6ff5cc; }

/* ---------- Контейнер ---------- */
.wrap {
  width: 100%;
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0 28px;
  position: relative;
  z-index: 1;
}

/* ---------- Шапка ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  background: rgba(7, 18, 15, 0.72);
  border-bottom: 1px solid var(--line-soft);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 74px;
  gap: 24px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  color: var(--text);
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 21px;
  letter-spacing: -0.01em;
}
.brand:hover { color: var(--text); }

.brand-mark {
  width: 38px;
  height: 38px;
  flex: 0 0 38px;
  display: grid;
  place-items: center;
  border-radius: 11px;
  border: 1px solid var(--accent-line);
  background: linear-gradient(145deg, rgba(46, 230, 176, 0.16), rgba(13, 107, 88, 0.06));
  color: var(--accent);
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 18px;
  line-height: 1;
  box-shadow: 0 0 24px -8px var(--accent-soft);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 6px;
  list-style: none;
  margin: 0;
  padding: 0;
}

.nav-links a {
  display: inline-block;
  padding: 9px 15px;
  border-radius: 999px;
  color: var(--text-muted);
  font-size: 15px;
  letter-spacing: 0.01em;
  transition: color 0.2s var(--ease), background 0.2s var(--ease);
}
.nav-links a:hover {
  color: var(--text);
  background: rgba(46, 230, 176, 0.07);
}
.nav-links a.is-active {
  color: var(--accent);
  background: rgba(46, 230, 176, 0.1);
}

/* ---------- Типографика (крупная, плотная, weight 600 — характер Poulo) ---------- */
@font-face {
  font-family: "Manrope";
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url("fonts/manrope-400.ttf") format("truetype");
}
@font-face {
  font-family: "Manrope";
  font-style: normal;
  font-weight: 600;
  font-display: swap;
  src: url("fonts/manrope-600.ttf") format("truetype");
}
@font-face {
  font-family: "Manrope";
  font-style: normal;
  font-weight: 700;
  font-display: swap;
  src: url("fonts/manrope-700.ttf") format("truetype");
}

h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 600;                 /* плотный вес как у TikTok Sans на poulo.site */
  letter-spacing: -0.03em;          /* tight: буквы прижаты друг к другу */
  line-height: 1.08;                /* плотные строки */
  margin: 0 0 0.5em;
  color: var(--text);
}

h1 { font-size: clamp(2.6rem, 6.4vw, 4.6rem); letter-spacing: -0.04em; }
h2 { font-size: clamp(1.9rem, 3.8vw, 2.8rem); letter-spacing: -0.035em; }
h3 { font-size: clamp(1.3rem, 2.1vw, 1.55rem); }

p { margin: 0 0 1.1em; }

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 11.5px;
  font-family: var(--font-mono);
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--accent);
  margin: 0 0 22px;
}
.eyebrow::before {
  content: "";
  width: 26px;
  height: 1px;
  background: var(--accent);
  opacity: 0.6;
}

.lead {
  font-size: clamp(1.05rem, 1.9vw, 1.3rem);
  line-height: 1.6;
  color: var(--text-muted);
}

.muted { color: var(--text-muted); }
.dim   { color: var(--text-dim); }

/* ---------- Секции ---------- */
.section { padding: 96px 0; position: relative; }
.section--tight { padding: 64px 0; }

.section-head {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 32px;
  margin-bottom: 44px;
}
.section-head h2 { margin-bottom: 0; }

/* ---------- Hero ---------- */
.hero {
  padding: clamp(70px, 12vh, 130px) 0 90px;
  position: relative;
}

.hero h1 {
  max-width: 15ch;
  margin-bottom: 26px;
}
.hero h1 em {
  font-style: normal;
  color: var(--accent);
  position: relative;
}

.hero p.lead {
  max-width: 56ch;
  margin-bottom: 38px;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  align-items: center;
}

/* ---------- Кнопки ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 13px 26px;
  border-radius: 999px;
  border: 1px solid transparent;
  font-size: 15px;
  font-weight: 500;
  letter-spacing: 0.01em;
  cursor: pointer;
  transition: transform 0.25s var(--ease), background 0.25s var(--ease),
              border-color 0.25s var(--ease), box-shadow 0.25s var(--ease);
}

.btn--primary {
  background: var(--accent);
  color: #04211a;
  box-shadow: 0 10px 30px -12px var(--accent-soft);
}
.btn--primary:hover {
  background: #4ff0c1;
  color: #04211a;
  transform: translateY(-2px);
  box-shadow: 0 16px 38px -14px var(--accent-soft);
}

.btn--ghost {
  border-color: var(--line);
  color: var(--text);
  background: rgba(255, 255, 255, 0.015);
}
.btn--ghost:hover {
  border-color: var(--accent-line);
  background: rgba(46, 230, 176, 0.06);
  color: var(--text);
  transform: translateY(-2px);
}

.btn .arrow { transition: transform 0.25s var(--ease); }
.btn:hover .arrow { transform: translateX(4px); }

/* ---------- Метрики в hero ---------- */
.stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 1px;
  margin-top: 64px;
  border: 1px solid var(--line-soft);
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--line-soft);
}
.stat {
  background: var(--bg-elevated);
  padding: 24px 22px;
}
.stat b {
  display: block;
  font-family: var(--font-display);
  font-size: 34px;
  font-weight: 700;
  letter-spacing: -0.03em;
  color: var(--accent);
  line-height: 1.1;
  margin-bottom: 6px;
}
.stat span {
  font-size: 13.5px;
  color: var(--text-muted);
  line-height: 1.4;
}

/* ---------- Сетка карточек ---------- */
.grid {
  display: grid;
  gap: 20px;
}
.grid--2 { grid-template-columns: repeat(auto-fit, minmax(320px, 1fr)); }
.grid--3 { grid-template-columns: repeat(auto-fit, minmax(272px, 1fr)); }

.card {
  display: flex;
  flex-direction: column;
  padding: 28px;
  border-radius: var(--radius);
  border: 1px solid var(--line-soft);
  background: linear-gradient(160deg, var(--bg-card), var(--bg-elevated));
  color: var(--text);
  position: relative;
  overflow: hidden;
  transition: transform 0.35s var(--ease), border-color 0.35s var(--ease),
              background 0.35s var(--ease), box-shadow 0.35s var(--ease);
}

.card::after {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(420px circle at var(--mx, 50%) var(--my, 0%), var(--accent-glow), transparent 60%);
  opacity: 0;
  transition: opacity 0.4s var(--ease);
  pointer-events: none;
}

.card:hover {
  transform: translateY(-4px);
  border-color: var(--accent-line);
  color: var(--text);
  box-shadow: 0 26px 50px -30px rgba(0, 0, 0, 0.9);
}
.card:hover::after { opacity: 1; }

.card-tag {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 16px;
}

.card h3 {
  font-size: 22px;
  line-height: 1.22;
  letter-spacing: -0.02em;
  margin-bottom: 14px;
}

.card p {
  color: var(--text-muted);
  font-size: 15px;
  line-height: 1.6;
  margin-bottom: 22px;
}

.card-foot {
  margin-top: auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  font-size: 13.5px;
  color: var(--text-dim);
}

.card-link {
  color: var(--accent);
  font-size: 14px;
  display: inline-flex;
  align-items: center;
  gap: 7px;
}
.card-link .arrow { transition: transform 0.3s var(--ease); }
.card:hover .card-link .arrow { transform: translateX(5px); }

/* ---------- Список статей ---------- */
.post-list {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--line-soft);
}

.post-list li { border-bottom: 1px solid var(--line-soft); }

.post-list a {
  display: grid;
  grid-template-columns: 132px 1fr auto;
  align-items: baseline;
  gap: 24px;
  padding: 24px 8px;
  color: var(--text);
  transition: padding 0.3s var(--ease), background 0.3s var(--ease);
}
.post-list a:hover {
  color: var(--text);
  padding-left: 18px;
  background: linear-gradient(90deg, rgba(46, 230, 176, 0.06), transparent 70%);
}

.post-date {
  font-family: var(--font-mono);
  font-size: 12.5px;
  color: var(--text-dim);
  letter-spacing: 0.04em;
}
.post-title {
  font-family: var(--font-display);
  font-size: clamp(1.05rem, 2vw, 1.3rem);
  line-height: 1.35;
}
.post-meta {
  font-size: 13px;
  color: var(--text-dim);
  white-space: nowrap;
}

/* ---------- Страницы статей/кейсов ---------- */
.page-head {
  padding: clamp(56px, 9vh, 96px) 0 40px;
  border-bottom: 1px solid var(--line-soft);
}
.page-head h1 {
  max-width: 22ch;
  font-size: clamp(2.1rem, 4.6vw, 3.4rem);
  margin-bottom: 20px;
}
.page-head .lead { max-width: 62ch; margin-bottom: 0; }

.post-body {
  padding: 56px 0 96px;
  max-width: 760px;
}
.post-body h2 {
  font-size: clamp(1.5rem, 2.8vw, 2rem);
  margin: 2.2em 0 0.7em;
}
.post-body h3 {
  font-size: 1.2rem;
  margin: 1.9em 0 0.6em;
  font-family: var(--font-body);
  font-weight: 600;
  letter-spacing: -0.005em;
}
.post-body p { color: #c6dad4; }
.post-body ul, .post-body ol {
  color: #c6dad4;
  padding-left: 22px;
  margin: 0 0 1.3em;
}
.post-body li { margin-bottom: 0.55em; }
.post-body li::marker { color: var(--accent-soft); }

.post-body blockquote {
  margin: 2em 0;
  padding: 4px 0 4px 24px;
  border-left: 2px solid var(--accent);
  color: var(--text);
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1.2rem;
  letter-spacing: -0.015em;
  line-height: 1.55;
}

.post-body code {
  font-family: var(--font-mono);
  font-size: 0.9em;
  background: rgba(46, 230, 176, 0.09);
  color: #8ff5d4;
  padding: 2px 7px;
  border-radius: 6px;
}

.post-body hr {
  border: 0;
  border-top: 1px solid var(--line-soft);
  margin: 3em 0;
}

/* Блок «итог/результат» внутри кейса */
.callout {
  margin: 2.4em 0;
  padding: 24px 26px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--accent-line);
  background: linear-gradient(150deg, rgba(46, 230, 176, 0.09), rgba(13, 107, 88, 0.04));
}
.callout .eyebrow { margin-bottom: 14px; }
.callout ul { margin-bottom: 0; }

/* Таблица внутри статьи */
.post-body table {
  width: 100%;
  border-collapse: collapse;
  margin: 1.8em 0;
  font-size: 15px;
}
.post-body th, .post-body td {
  text-align: left;
  padding: 13px 16px;
  border-bottom: 1px solid var(--line-soft);
}
.post-body th {
  font-family: var(--font-mono);
  font-size: 11.5px;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--accent);
  border-bottom-color: var(--line);
}
.post-body td { color: #c6dad4; }

/* Теги */
.tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 28px 0 0;
  padding: 0;
  list-style: none;
}
.tags li {
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-muted);
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 6px 13px;
}

/* ---------- Об авторе ---------- */
.about-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
  gap: 64px;
  align-items: start;
}

.about-card {
  padding: 34px;
  border-radius: var(--radius);
  border: 1px solid var(--line-soft);
  background: linear-gradient(160deg, var(--bg-card), var(--bg-elevated));
}

.about-monogram {
  width: 92px;
  height: 92px;
  display: grid;
  place-items: center;
  border-radius: 26px;
  border: 1px solid var(--accent-line);
  background: linear-gradient(145deg, rgba(46, 230, 176, 0.18), rgba(13, 107, 88, 0.07));
  color: var(--accent);
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 40px;
  margin-bottom: 24px;
  box-shadow: 0 0 50px -14px var(--accent-soft);
}

.fact-list {
  list-style: none;
  margin: 26px 0 0;
  padding: 0;
  font-size: 15px;
}
.fact-list li {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  padding: 13px 0;
  border-top: 1px solid var(--line-soft);
  color: var(--text);
}
.fact-list li span:first-child { color: var(--text-dim); }

/* ---------- Контакты / подвал ---------- */
.contact-band {
  padding: 84px 0;
  border-top: 1px solid var(--line-soft);
  border-bottom: 1px solid var(--line-soft);
  background: linear-gradient(180deg, transparent, rgba(13, 107, 88, 0.07), transparent);
  text-align: center;
}
.contact-band h2 { margin-bottom: 16px; }
.contact-band p.lead { max-width: 48ch; margin: 0 auto 34px; }

.contact-links {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 12px;
  list-style: none;
  margin: 0;
  padding: 0;
}

.site-footer {
  padding: 36px 0;
  font-size: 13.5px;
  color: var(--text-dim);
}
.footer-inner {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
}

/* ---------- Фильтры кейсов (стиль Poulo) ---------- */
.case-filters {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-items: center;
  margin: 0 0 30px;
  padding: 0;
  list-style: none;
}
.case-filters button {
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-muted);
  background: transparent;
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 8px 16px;
  cursor: pointer;
  transition: color 0.25s var(--ease), border-color 0.25s var(--ease),
              background 0.25s var(--ease), opacity 0.25s var(--ease);
}
.case-filters button:hover {
  color: var(--text);
  border-color: var(--accent-line);
}
.case-filters button.is-active {
  color: var(--accent);
  border-color: var(--accent-line);
  background: var(--accent-glow);
}
.case-filters .filter-count {
  font-family: var(--font-mono);
  font-size: 11.5px;
  color: var(--text-dim);
  letter-spacing: 0.08em;
  margin-left: auto;
}
@media (max-width: 640px) {
  .case-filters .filter-count { margin-left: 0; }
}

/* Скрытие карточек при фильтрации */
.card.is-filtered-out {
  display: none;
}

/* Мета-строка карточки в стиле Poulo: год · сфера */
.card-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-dim);
  margin-bottom: 20px;
}
.card-meta .card-year {
  color: var(--accent);
}

/* Ключевые цифры кейса внутри карточки */
.card-facts {
  list-style: none;
  margin: 0 0 22px;
  padding: 0;
  display: grid;
  gap: 10px;
}
.card-facts li {
  display: flex;
  align-items: baseline;
  gap: 12px;
  font-size: 14.5px;
  line-height: 1.5;
  color: var(--text-muted);
}
.card-facts b {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 24px;
  letter-spacing: -0.02em;
  color: var(--text);
  white-space: nowrap;
}
html[data-theme="light"] .card-facts b { color: #141414; }

/* ---------- Появление при скролле (со «всплытием» и мягким blur, стиль Poulo) ---------- */
.reveal {
  opacity: 0;
  transform: translateY(26px);
  filter: blur(6px);
  transition: opacity 0.8s var(--ease), transform 0.8s var(--ease),
              filter 0.8s var(--ease);
  will-change: opacity, transform, filter;
}
.reveal.is-visible {
  opacity: 1;
  transform: none;
  filter: blur(0);
}

/* Ступенчатое появление карточек/строк — каждая чуть позже предыдущей */
.grid .reveal:nth-child(2),
.post-list li:nth-child(2) { transition-delay: 90ms; }
.grid .reveal:nth-child(3),
.post-list li:nth-child(3) { transition-delay: 180ms; }
.grid .reveal:nth-child(4),
.post-list li:nth-child(4) { transition-delay: 270ms; }

/* Лёгкий лоадер со счётчиком (фирменная фишка Poulo, в упрощённом виде) */
.page-loader {
  position: fixed;
  inset: 0;
  z-index: 999;
  display: grid;
  place-items: center;
  background: var(--bg);
  transition: opacity 0.6s var(--ease), visibility 0.6s var(--ease);
}
.page-loader.is-done {
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
}
.page-loader__counter {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.25em;
  color: var(--accent);
}
.page-loader__counter::after {
  content: "";
  display: block;
  width: 42px;
  height: 1px;
  margin: 14px auto 0;
  background: var(--accent);
  opacity: 0.5;
  animation: loader-pulse 1.2s var(--ease) infinite;
}
@keyframes loader-pulse {
  0%, 100% { transform: scaleX(0.3); opacity: 0.3; }
  50%      { transform: scaleX(1);  opacity: 0.7; }
}

/* Уважение к prefers-reduced-motion добавлено ниже */

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.001ms !important;
    transition-duration: 0.001ms !important;
    scroll-behavior: auto !important;
  }
  .reveal { opacity: 1; transform: none; filter: none; }
  .page-loader { display: none; }
}

/* ---------- Кнопка «наверх» ---------- */
.to-top {
  position: fixed;
  right: 26px;
  bottom: 26px;
  width: 46px;
  height: 46px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  border: 1px solid var(--accent-line);
  background: rgba(11, 27, 23, 0.9);
  color: var(--accent);
  cursor: pointer;
  opacity: 0;
  visibility: hidden;
  transform: translateY(10px);
  transition: all 0.35s var(--ease);
  z-index: 90;
  backdrop-filter: blur(8px);
}
.to-top.is-visible {
  opacity: 1;
  visibility: visible;
  transform: none;
}
.to-top:hover {
  background: var(--accent);
  color: #04211a;
  border-color: var(--accent);
}

/* ---------- Адаптив ---------- */
@media (max-width: 860px) {
  body { font-size: 16px; }
  .wrap { padding: 0 20px; }
  .nav { height: 66px; }
  .nav-links { gap: 2px; }
  .nav-links a { padding: 8px 11px; font-size: 14px; }
  .brand span { display: none; }
  .section { padding: 68px 0; }
  .section-head { flex-direction: column; align-items: flex-start; gap: 18px; }
  .about-grid { grid-template-columns: 1fr; gap: 36px; }
  .post-list a { grid-template-columns: 1fr; gap: 8px; padding: 20px 4px; }
  .post-meta { display: none; }
  .stats { margin-top: 46px; }
}

@media (max-width: 560px) {
  .nav-links a { padding: 7px 9px; font-size: 13px; }
  .hero-actions .btn { width: 100%; justify-content: center; }
  .to-top { right: 16px; bottom: 16px; }
}