/* ===========================================================
   ZININ × SHTURBIN — production tokens (Display / graphite-mint)
   =========================================================== */

:root {
  /* Palette — graphite-mint (locked, no variants in production) */
  --bg:         #0e0e0d;
  --bg-deep:    #1a1a18;
  --bg-paper:   #161614;
  --bg-ink:     #000000;
  --fg:         #f2f2ee;
  --fg-soft:    #dcdcd6;
  --fg-mute:    #7a7a74;
  --hair:       #2a2a26;
  --hair-soft:  #1f1f1d;
  --green:      #5dd6a3;
  --green-deep: #2e9a6c;
  --green-soft: #1c2a23;
  --signal:     #ff4d1f;
  --tan:        #7a7a74;
  --tan-deep:   #3a3a36;
  --red:        #ff6a4a;

  /* Type */
  --f-display: "Space Grotesk", ui-sans-serif, system-ui, sans-serif;
  --f-body:    "Space Grotesk", ui-sans-serif, system-ui, sans-serif;
  --f-mono:    "JetBrains Mono", ui-monospace, "SF Mono", Menlo, monospace;
  --f-serif:   "Instrument Serif", "Times New Roman", serif;

  /* Density — spacious */
  --pad-section: clamp(96px, 8vw, 160px);
  --pad-edge:    clamp(40px, 5vw, 88px);
  --maxw:        1600px;
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html, body {
  background: var(--bg);
  color: var(--fg);
  font-family: var(--f-body);
  font-size: 16px;
  line-height: 1.45;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
  max-width: 100%;
}
body { overflow-x: clip; max-width: 100vw; }

a { color: inherit; text-decoration: none; }
button { font: inherit; color: inherit; background: none; border: 0; cursor: pointer; }

::selection { background: var(--green); color: var(--bg); }

/* Utility */
.mono   { font-family: var(--f-mono); font-feature-settings: "ss01","cv02"; letter-spacing: -0.01em; }
.serif  { font-family: var(--f-serif); font-style: italic; font-weight: 400; }
.upper  { text-transform: uppercase; letter-spacing: 0.06em; }

.container {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0 var(--pad-edge);
}

.coord {
  font-family: var(--f-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--fg-mute);
  display: inline-flex;
  align-items: center;
  gap: 8px;
}
.coord::before {
  content: "";
  width: 6px; height: 6px;
  background: var(--green);
  border-radius: 50%;
  display: inline-block;
}

/* Marquee */
.marquee {
  display: flex;
  overflow: hidden;
  width: 100%;
  padding: 14px 0;
  gap: 0;
}
.marquee-track {
  display: flex;
  flex-shrink: 0;
  gap: 48px;
  animation: marquee-scroll 60s linear infinite;
  padding-right: 48px;
  white-space: nowrap;
}
.marquee:hover .marquee-track { animation-play-state: paused; }
.marquee-item {
  display: inline-flex;
  align-items: center;
  gap: 16px;
  font-family: var(--f-mono);
  font-size: 14px;
  letter-spacing: 0.02em;
}
.marquee-item::after {
  content: "✦";
  color: var(--green);
  font-size: 10px;
}
@keyframes marquee-scroll {
  to { transform: translateX(-50%); }
}

/* Cursor blink */
@keyframes blink { 50% { opacity: 0; } }
.caret {
  display: inline-block;
  width: 0.55em;
  height: 1em;
  background: currentColor;
  vertical-align: -0.12em;
  margin-left: 0.05em;
  animation: blink 1.05s steps(2) infinite;
}

/* ===========================================================
   Wordmark — typographic brand mark
   =========================================================== */
.wm {
  font-family: var(--f-display);
  font-weight: 600;
  letter-spacing: -0.025em;
  display: inline-flex;
  align-items: baseline;
  gap: 0.16em;
  line-height: 1;
}
.wm .wm-x {
  color: var(--green);
  font-weight: 400;
  font-size: 0.92em;
  transform: translateY(-0.04em);
  display: inline-block;
}
.wm-line { display: inline-flex; align-items: baseline; gap: 0.16em; }
.wm-sub {
  font-family: var(--f-serif);
  font-style: italic;
  font-weight: 400;
  color: var(--fg-mute);
  letter-spacing: 0;
}
.wm-inline { font-size: 14px; }
.wm-compact { font-size: 16px; letter-spacing: -0.05em; gap: 0.05em; }
.wm-compact .wm-x { font-size: 1em; transform: none; }
.wm-stacked { flex-direction: column; align-items: flex-start; gap: 0.1em; font-size: 28px; }
.wm-stacked .wm-sub { font-size: 14px; }
.wm-huge {
  flex-direction: column;
  align-items: flex-start;
  gap: 0.05em;
  font-size: clamp(40px, 7vw, 96px);
  font-weight: 700;
  letter-spacing: -0.04em;
}
.wm-huge .wm-line { line-height: 0.95; }
.wm-huge .wm-x { font-size: 0.85em; }
.wm-huge .wm-sub {
  font-size: 0.22em;
  letter-spacing: 0.01em;
  color: var(--fg-mute);
}

/* Top mini-nav (replaces variant-bar in production) */
.topnav {
  position: sticky; top: 0; z-index: 90;
  background: color-mix(in oklab, var(--bg) 88%, transparent);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--hair);
  padding: 12px var(--pad-edge);
  display: flex; align-items: center; justify-content: space-between; gap: 16px;
  font-family: var(--f-mono); font-size: 11px;
  letter-spacing: 0.06em; text-transform: uppercase;
  color: var(--fg-mute);
}
.topnav a { transition: color 0.15s; }
.topnav a:hover { color: var(--green); }
.topnav .nav-right { display: inline-flex; gap: 18px; align-items: center; }

/* ===========================================================
   Mobile pass
   =========================================================== */
@media (max-width: 760px) {
  :root {
    --pad-edge: 16px;
    --pad-section: 56px;
  }
  .marquee-item { font-size: 12px !important; }
  .marquee { padding: 10px 0 !important; }
  .topnav { padding: 8px 14px; font-size: 10px; }
  .topnav .nav-right { gap: 12px; }
  .topnav .nav-right .nav-hide { display: none; }

  /* === DISPLAY === */
  .v-disp .hero { padding: 32px 0 0; }
  .v-disp .hero-top { grid-template-columns: 1fr; gap: 16px; padding: 0 16px; }
  .v-disp .hero-eyebrow-wrap { padding: 8px 14px 8px 8px; gap: 12px; flex-wrap: wrap; }
  .v-disp .hero-meta-strip { flex-wrap: wrap; font-size: 10px; gap: 12px; }
  .v-disp h1.hero-h {
    font-size: clamp(40px, 14vw, 72px) !important;
    padding: 0 16px;
  }
  .v-disp h1.hero-h .line2 { padding-left: 0 !important; }
  .v-disp .hero-bottom { grid-template-columns: 1fr; gap: 24px; padding: 24px 16px; }
  .v-disp .disp-btn { padding: 14px 18px; font-size: 11px; }
  .v-disp .sec { padding: 56px 0; }
  .v-disp .sec-tag { padding: 0 16px; margin-bottom: 20px; }
  .v-disp h2.sec-h { font-size: clamp(24px, 7vw, 44px); padding: 0 16px; margin-bottom: 28px; line-height: 1.1; }
  .v-disp .approach .ap-row { grid-template-columns: 1fr; gap: 12px; padding: 24px 0; }
  .v-disp .approach .ap-num { font-size: clamp(22px, 6vw, 36px); opacity: 0.65; }
  .v-disp .ap-tag { font-size: clamp(10px, 2.5vw, 12px); padding: 5px 8px; }
  .v-disp .stack-grid { grid-template-columns: 1fr; }
  .v-disp .stack-tile { min-height: 0; border-right: 0; padding: 18px; }
  .v-disp .alts { grid-template-columns: 1fr; padding: 0 16px; gap: 12px; }
  .v-disp .alt { padding: 20px 18px; }
  .v-disp .alt-num { font-size: 56px; }
  .v-disp .procs { padding: 0 16px; }
  .v-disp .proc { grid-template-columns: 1fr; gap: 12px; padding: 28px 0; }
  .v-disp .proc-num { font-size: clamp(56px, 18vw, 96px); }
  .v-disp .proc-title { font-size: 24px; }
  .v-disp .progs { grid-template-columns: 1fr; padding: 0 16px; gap: 12px; }
  .v-disp .prog { padding: 20px; }
  .v-disp .fit { grid-template-columns: 1fr; padding: 0 16px; }
  .v-disp .duo { grid-template-columns: 1fr; padding: 0 16px; }
  .v-disp .duo-card { grid-template-columns: 1fr; }
  .v-disp .duo-portrait { border-right: 0; border-bottom: 2px solid var(--fg); aspect-ratio: 16/9; }
  .v-disp .duo-name { font-size: 26px; }
  .v-disp .faq { padding: 0 16px; }
  .v-disp .faq-q { grid-template-columns: 40px 1fr 30px; gap: 12px; }
  .v-disp .faq-text { font-size: clamp(16px, 5vw, 22px); }
  .v-disp .faq-a-inner { grid-template-columns: 40px 1fr 30px; gap: 12px; }
  .v-disp .cta { grid-template-columns: 1fr; gap: 32px; padding: 56px 16px; }
  .v-disp .cta h2 { font-size: clamp(40px, 13vw, 72px); }
  .v-disp footer { padding: 24px 16px; flex-direction: column; align-items: flex-start; gap: 16px; }
  .v-disp footer .logo { font-size: clamp(28px, 11vw, 48px); }

  .providers .prov-list { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 380px) {
  .providers .prov-list { grid-template-columns: 1fr; }
}

/* ===========================================================
   SUBPAGES — /about, /blog, /glossary, /programs, /approach, /faq
   Article + Profile + Program + Content layouts
   =========================================================== */

.article-page,
.content-page,
.profile-page,
.program-page {
  max-width: 760px;
  margin: 0 auto;
  padding: clamp(40px, 6vw, 88px) clamp(20px, 5vw, 48px) clamp(96px, 8vw, 160px);
  font-size: 17px;
  line-height: 1.62;
  color: var(--fg);
}

.article-page > *,
.content-page > *,
.profile-page > *,
.program-page > * {
  max-width: 65ch;
}

/* Breadcrumbs */
.breadcrumbs {
  font-family: var(--f-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--fg-mute);
  margin-bottom: 32px;
  display: block;
  max-width: none;
}
.breadcrumbs a {
  color: var(--fg-mute);
  border-bottom: 1px solid transparent;
  transition: color 0.15s, border-color 0.15s;
}
.breadcrumbs a:hover { color: var(--fg); border-bottom-color: var(--fg); }
.breadcrumbs span { color: var(--fg-soft); }

/* H1 на subpage */
.article-page h1,
.content-page h1,
.profile-page h1,
.program-page h1 {
  font-family: var(--f-display);
  font-weight: 700;
  font-size: clamp(32px, 5vw, 56px);
  line-height: 1.08;
  letter-spacing: -0.025em;
  margin: 0 0 24px;
  max-width: 24ch;
}

/* H2/H3 в статье */
.article-page h2,
.content-page h2,
.profile-page h2,
.program-page h2 {
  font-family: var(--f-display);
  font-weight: 600;
  font-size: clamp(22px, 2.8vw, 32px);
  line-height: 1.2;
  letter-spacing: -0.015em;
  margin: 48px 0 16px;
}
.article-page h3,
.content-page h3,
.profile-page h3,
.program-page h3 {
  font-family: var(--f-display);
  font-weight: 600;
  font-size: clamp(18px, 2vw, 22px);
  margin: 32px 0 12px;
  color: var(--fg-soft);
}

/* Lead — крупный intro-параграф */
.lead {
  font-size: clamp(19px, 2vw, 22px);
  line-height: 1.45;
  color: var(--fg-soft);
  margin: 0 0 32px;
  font-weight: 400;
}

/* Параграфы и списки */
.article-page p,
.content-page p,
.profile-page p,
.program-page p {
  margin: 0 0 18px;
}
.article-page ul,
.article-page ol,
.content-page ul,
.content-page ol,
.profile-page ul,
.profile-page ol,
.program-page ul,
.program-page ol {
  margin: 0 0 24px 24px;
  padding: 0;
}
.article-page li,
.content-page li,
.profile-page li,
.program-page li {
  margin: 0 0 8px;
}
.article-page strong,
.content-page strong,
.profile-page strong,
.program-page strong {
  color: var(--fg);
  font-weight: 600;
}

/* Inline links в тексте */
.article-page a:not(.cta-btn):not(.breadcrumbs a),
.content-page a:not(.cta-btn):not(.breadcrumbs a),
.profile-page a:not(.cta-btn):not(.breadcrumbs a),
.program-page a:not(.cta-btn):not(.breadcrumbs a) {
  color: var(--fg);
  border-bottom: 1px solid var(--signal);
  transition: background 0.15s, color 0.15s;
}
.article-page a:not(.cta-btn):not(.breadcrumbs a):hover,
.content-page a:not(.cta-btn):not(.breadcrumbs a):hover,
.profile-page a:not(.cta-btn):not(.breadcrumbs a):hover,
.program-page a:not(.cta-btn):not(.breadcrumbs a):hover {
  background: var(--signal);
  color: var(--bg);
}

/* Article header — байлайн с автором */
.article-header {
  margin-bottom: 40px;
  padding-bottom: 32px;
  border-bottom: 1px solid var(--hair);
}
.article-header h1 { margin-bottom: 18px; }
.author-byline {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-top: 24px;
  font-family: var(--f-mono);
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--fg-mute);
}
.author-byline img {
  width: 48px; height: 48px;
  border-radius: 50%;
  object-fit: cover;
  border: 1px solid var(--hair);
}
.author-byline > div {
  display: flex;
  flex-direction: column;
  gap: 2px;
}
.author-byline .author-name {
  font-family: var(--f-display);
  font-size: 15px;
  font-weight: 600;
  color: var(--fg);
  text-transform: none;
  letter-spacing: 0;
}
.author-byline .author-role {
  font-size: 11px;
  color: var(--fg-mute);
  text-transform: uppercase;
}
.author-byline a {
  font-size: 11px;
  color: var(--fg-mute);
  border-bottom: 1px solid var(--hair) !important;
}
.author-byline a:hover { color: var(--fg) !important; background: transparent !important; }
.author-byline time {
  margin-left: auto;
  color: var(--fg-mute);
  font-size: 11px;
}

/* Blog index — карточки статей */
.blog-list {
  display: grid;
  gap: 24px;
  list-style: none;
  margin: 32px 0 0;
  padding: 0;
}
.blog-card {
  padding: 24px;
  border: 1px solid var(--hair);
  background: var(--bg-paper);
  transition: border-color 0.2s, background 0.2s;
}
.blog-card:hover { border-color: var(--signal); background: var(--bg-deep); }
.blog-card a {
  color: var(--fg);
  border-bottom: none !important;
}
.blog-card h2 {
  font-size: clamp(20px, 2.4vw, 26px);
  margin: 0 0 12px;
  line-height: 1.2;
}
.blog-card p {
  margin: 0 0 12px;
  color: var(--fg-soft);
  font-size: 15px;
  line-height: 1.55;
}
.blog-card .meta {
  font-family: var(--f-mono);
  font-size: 11px;
  color: var(--fg-mute);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

/* Glossary list */
.glossary-list {
  list-style: none;
  margin: 32px 0 0;
  padding: 0;
  display: grid;
  gap: 16px;
}
.glossary-list li {
  padding: 18px 24px;
  border: 1px solid var(--hair);
  background: var(--bg-paper);
  transition: border-color 0.2s, background 0.2s;
}
.glossary-list li:hover { border-color: var(--signal); background: var(--bg-deep); }
.glossary-list li a {
  color: var(--fg);
  border-bottom: none !important;
}
.glossary-list li strong {
  font-family: var(--f-display);
  font-size: 17px;
  display: block;
  margin-bottom: 4px;
}

/* Program hero — для /programs/personal etc */
.program-hero {
  margin: 32px 0 56px;
  padding: 32px;
  border: 2px solid var(--fg);
  background: var(--bg-paper);
}
.program-hero .program-price {
  font-family: var(--f-display);
  font-size: clamp(32px, 4vw, 48px);
  font-weight: 700;
  letter-spacing: -0.02em;
  margin: 16px 0 8px;
  color: var(--signal);
}
.program-hero .program-meta {
  font-family: var(--f-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--fg-mute);
}

/* Duo cards — на /about/ */
.duo-cards {
  display: grid;
  gap: 32px;
  margin: 32px 0;
}
@media (min-width: 720px) { .duo-cards { grid-template-columns: 1fr 1fr; } }
.duo-cards .duo-card {
  padding: 28px;
  border: 1px solid var(--hair);
  background: var(--bg-paper);
}
.duo-cards .duo-card img {
  width: 80px; height: 80px;
  border-radius: 50%;
  object-fit: cover;
  margin-bottom: 16px;
  border: 2px solid var(--hair);
}
.duo-cards .duo-card h2 {
  font-size: 22px;
  margin: 0 0 4px;
}
.duo-cards .duo-card .duo-role {
  font-family: var(--f-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--fg-mute);
  margin-bottom: 16px;
}

/* CTA в конце статьи */
.article-page > p:last-of-type,
.content-page > p:last-of-type {
  margin-top: 48px;
  padding-top: 24px;
  border-top: 1px solid var(--hair);
  font-family: var(--f-mono);
  font-size: 13px;
  letter-spacing: 0.04em;
}

/* Subpage topnav — pull-in extra links visible на subpages */
.subpage-nav-extra {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  padding: 16px var(--pad-edge);
  border-bottom: 1px solid var(--hair);
  background: var(--bg-paper);
  font-family: var(--f-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}
.subpage-nav-extra a {
  color: var(--fg-mute);
  border-bottom: 1px solid transparent !important;
  transition: color 0.15s, border-color 0.15s;
}
.subpage-nav-extra a:hover {
  color: var(--fg);
  border-bottom-color: var(--signal) !important;
  background: transparent !important;
}

/* Subpage footer — общий */
.subpage-footer {
  margin-top: 96px;
  padding: 48px var(--pad-edge);
  border-top: 1px solid var(--hair);
  background: var(--bg-paper);
}
.subpage-footer-nav {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: 32px;
  max-width: 1200px;
  margin: 0 auto 32px;
  font-family: var(--f-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}
.subpage-footer-nav h3 {
  font-family: var(--f-display);
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--fg-mute);
  margin: 0 0 12px;
}
.subpage-footer-nav a {
  display: block;
  padding: 4px 0;
  color: var(--fg-soft);
  border: none !important;
}
.subpage-footer-nav a:hover { color: var(--signal); background: transparent !important; }
.subpage-footer-contacts {
  max-width: 1200px;
  margin: 0 auto;
  padding-top: 24px;
  border-top: 1px solid var(--hair);
  display: flex;
  flex-wrap: wrap;
  gap: 20px;
  font-family: var(--f-mono);
  font-size: 12px;
  color: var(--fg-mute);
  letter-spacing: 0.04em;
}

@media (max-width: 760px) {
  .article-page, .content-page, .profile-page, .program-page {
    padding: 24px 18px 64px;
  }
  .article-header { padding-bottom: 24px; margin-bottom: 28px; }
  .author-byline { flex-wrap: wrap; }
  .author-byline time { margin-left: 0; width: 100%; }
}

/* ===========================================================
   Mobile drawer — CSS-only через <details>, без JS
   =========================================================== */
.mnav { display: none; position: relative; }
.mnav > summary {
  list-style: none;
  cursor: pointer;
  width: 36px; height: 36px;
  display: inline-flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 5px;
  background: transparent;
  border: 1px solid var(--hair);
  border-radius: 4px;
}
.mnav > summary::-webkit-details-marker { display: none; }
.mnav > summary:focus-visible {
  outline: 2px solid var(--signal, #ff5b28);
  outline-offset: 2px;
}
.mnav > summary span {
  display: block;
  width: 18px; height: 2px;
  background: var(--fg);
  transition: transform 0.2s, opacity 0.2s;
}
.mnav[open] > summary span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.mnav[open] > summary span:nth-child(2) { opacity: 0; }
.mnav[open] > summary span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }
.mnav-panel {
  position: fixed;
  inset: 50px 0 0 0;
  background: var(--bg);
  padding: 28px 20px 48px;
  display: flex;
  flex-direction: column;
  gap: 0;
  z-index: 80;
  overflow-y: auto;
  font-family: var(--f-display, var(--f-sans));
  font-size: 20px;
  font-weight: 700;
  letter-spacing: -0.01em;
  text-transform: none;
}
.mnav-panel a {
  display: block;
  padding: 14px 0;
  border-bottom: 1px solid var(--hair);
  color: var(--fg);
  text-decoration: none;
}
.mnav-panel .mnav-section {
  display: block;
  font-family: var(--f-mono);
  font-size: 11px;
  font-weight: 400;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--fg-mute);
  padding: 18px 0 6px;
  border-bottom: none;
}
.mnav-panel a:hover { color: var(--signal); }
.mnav-panel a.mnav-cta {
  margin-top: 24px;
  padding: 14px 18px;
  background: var(--fg);
  color: var(--bg);
  border: none;
  text-align: center;
  font-family: var(--f-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

@media (max-width: 760px) {
  .mnav { display: inline-flex; }
  .topnav .nav-right { display: none; }
  .subpage-nav-extra { display: none; }
}