/* VeFo Dev — космический тёмный UI, бирюзовый акцент без неона. OKLCH. */

:root {
  color-scheme: dark;

  --font-display: "Oxanium", system-ui, sans-serif;
  --font-body: "Manrope", system-ui, sans-serif;

  /* Глубокий «космос»: слегка синий; акцент — бирюза (hue ~195) */
  --hue: 262;
  --accent-hue: 195;

  --bg0: oklch(0.1 0.022 var(--hue));
  --bg1: oklch(0.14 0.028 var(--hue));
  --surface: oklch(0.17 0.03 var(--hue));
  --surface-2: oklch(0.2 0.034 var(--hue));

  --text: oklch(0.94 0.018 var(--accent-hue));
  --text-muted: oklch(0.7 0.04 var(--accent-hue));
  --text-faint: oklch(0.52 0.045 var(--accent-hue));

  /* Бирюзовый: насыщенность умеренная — не «кислота» */
  --accent: oklch(0.7 0.11 var(--accent-hue));
  --accent-dim: oklch(0.55 0.08 var(--accent-hue));
  --accent-soft: color-mix(in oklch, var(--accent) 18%, var(--surface));

  --line: oklch(0.3 0.04 var(--hue));
  --line-strong: oklch(0.38 0.055 var(--accent-hue));

  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 18px;

  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-5: 1.5rem;
  --space-6: 2rem;
  --space-8: 3rem;
  --space-10: 4rem;

  --ease-out: cubic-bezier(0.22, 1, 0.36, 1);
  --scroll-p: 0;
}

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

html {
  scroll-behavior: smooth;
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: var(--font-body);
  font-size: 1.0625rem;
  line-height: 1.65;
  color: var(--text);
  background: var(--bg0);
}

body.support-body {
  padding: var(--space-6) var(--space-4) var(--space-10);
}

.page-bg {
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  overflow: hidden;
  background: radial-gradient(
      ellipse 140% 90% at 50% -30%,
      oklch(0.14 0.05 var(--hue) / 0.55),
      transparent 55%
    ),
    var(--bg0);
}

.page-bg-stars {
  position: absolute;
  inset: 0;
  opacity: 0.42;
  background-image:
    radial-gradient(1px 1px at 8% 12%, oklch(0.82 0.04 195 / 0.35), transparent),
    radial-gradient(1px 1px at 22% 28%, oklch(0.72 0.03 198 / 0.3), transparent),
    radial-gradient(1px 1px at 35% 8%, oklch(0.68 0.02 195 / 0.25), transparent),
    radial-gradient(1px 1px at 48% 42%, oklch(0.75 0.03 192 / 0.28), transparent),
    radial-gradient(1px 1px at 61% 16%, oklch(0.7 0.025 200 / 0.22), transparent),
    radial-gradient(1px 1px at 74% 33%, oklch(0.78 0.035 195 / 0.32), transparent),
    radial-gradient(1px 1px at 88% 11%, oklch(0.65 0.02 198 / 0.2), transparent),
    radial-gradient(1px 1px at 15% 55%, oklch(0.7 0.03 193 / 0.22), transparent),
    radial-gradient(1px 1px at 33% 68%, oklch(0.74 0.03 196 / 0.26), transparent),
    radial-gradient(1px 1px at 52% 78%, oklch(0.66 0.025 195 / 0.18), transparent),
    radial-gradient(1px 1px at 71% 62%, oklch(0.72 0.03 198 / 0.24), transparent),
    radial-gradient(1px 1px at 91% 48%, oklch(0.68 0.02 192 / 0.2), transparent),
    radial-gradient(1px 1px at 11% 82%, oklch(0.62 0.02 200 / 0.15), transparent),
    radial-gradient(1.2px 1.2px at 42% 88%, oklch(0.8 0.04 195 / 0.3), transparent),
    radial-gradient(1px 1px at 58% 91%, oklch(0.7 0.03 198 / 0.2), transparent),
    radial-gradient(1px 1px at 26% 44%, oklch(0.76 0.03 195 / 0.26), transparent),
    radial-gradient(1px 1px at 83% 72%, oklch(0.64 0.02 198 / 0.18), transparent);
  mask-image: radial-gradient(ellipse 95% 85% at 50% 35%, black 0%, transparent 78%);
}

@media (min-width: 720px) {
  .page-bg-stars {
    opacity: 0.52;
  }
}

.page-bg-horizon {
  position: absolute;
  left: -10%;
  right: -10%;
  bottom: -25%;
  height: min(55vh, 520px);
  background: radial-gradient(
    ellipse 70% 45% at 50% 100%,
    oklch(0.22 0.08 var(--accent-hue) / 0.18),
    transparent 68%
  );
  opacity: 0.85;
  transform: translate3d(0, calc(var(--scroll-p) * -20px), 0);
}

.page-bg-blob {
  position: absolute;
  border-radius: 50%;
  will-change: transform;
  opacity: 0.42;
}

@media (min-width: 720px) {
  .page-bg-blob {
    filter: blur(72px);
    opacity: 0.55;
  }
}

.page-bg-blob--a {
  width: min(72vmin, 640px);
  height: min(72vmin, 640px);
  left: max(-18%, -120px);
  top: -8%;
  background: radial-gradient(
    circle at 40% 40%,
    oklch(0.22 0.07 var(--hue) / 0.45),
    oklch(0.12 0.03 var(--hue) / 0) 68%
  );
  transform: translate3d(calc(var(--scroll-p) * -7vw), calc(var(--scroll-p) * 6vh), 0)
    scale(calc(1 + var(--scroll-p) * 0.12));
}

.page-bg-blob--b {
  width: min(58vmin, 520px);
  height: min(58vmin, 520px);
  right: max(-12%, -80px);
  bottom: -6%;
  background: radial-gradient(
    circle at 55% 45%,
    oklch(0.26 0.09 var(--accent-hue) / 0.28),
    oklch(0.14 0.04 var(--accent-hue) / 0) 72%
  );
  transform: translate3d(calc(var(--scroll-p) * 6vw), calc(var(--scroll-p) * -9vh), 0)
    scale(calc(1.02 - var(--scroll-p) * 0.06));
}

/* Scroll progress */
.scroll-progress {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  z-index: 300;
  pointer-events: none;
  background: transparent;
}

.scroll-progress__bar {
  display: block;
  height: 100%;
  width: 100%;
  transform-origin: 0 50%;
  transform: scaleX(var(--scroll-p));
  background: linear-gradient(
    90deg,
    oklch(0.55 0.08 var(--accent-hue) / 0.65),
    oklch(0.72 0.1 var(--accent-hue) / 0.9)
  );
  opacity: 0.75;
}

/* Section rail */
.scroll-rail {
  position: fixed;
  right: max(12px, env(safe-area-inset-right, 0px));
  top: 50%;
  transform: translateY(-50%);
  z-index: 90;
  display: none;
  flex-direction: column;
  gap: 10px;
  padding: 10px 8px;
  border-radius: 999px;
  border: 1px solid color-mix(in oklch, var(--accent) 22%, var(--line));
  background: color-mix(in oklch, var(--bg0) 88%, oklch(0.2 0.06 var(--accent-hue) / 0.15));
  backdrop-filter: blur(10px);
}

@media (min-width: 1100px) {
  .scroll-rail {
    display: flex;
  }
}

.scroll-rail a {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--line-strong);
  text-decoration: none;
  transition:
    transform 0.35s var(--ease-out),
    background 0.35s var(--ease-out),
    box-shadow 0.35s var(--ease-out);
}

.scroll-rail a:hover,
.scroll-rail a:focus-visible {
  transform: scale(1.35);
  background: var(--text-muted);
  outline: none;
}

.scroll-rail a.is-active {
  transform: scale(1.65);
  background: var(--accent);
  box-shadow:
    0 0 0 2px color-mix(in oklch, var(--bg0) 70%, transparent),
    0 0 0 3px color-mix(in oklch, var(--accent) 45%, transparent);
}

/* Reveal on scroll */
@media (prefers-reduced-motion: no-preference) {
  .fx-reveal {
    opacity: 0;
    transform: translate3d(0, 40px, 0);
    transition:
      opacity 0.85s var(--ease-out),
      transform 0.85s var(--ease-out);
  }

  .fx-reveal.is-revealed {
    opacity: 1;
    transform: translate3d(0, 0, 0);
  }

  .about-strip .fx-reveal:nth-child(1) {
    transition-delay: 0s;
  }
  .about-strip .fx-reveal:nth-child(2) {
    transition-delay: 0.07s;
  }
  .about-strip .fx-reveal:nth-child(3) {
    transition-delay: 0.14s;
  }

  .pricing-grid .fx-reveal:nth-child(1) {
    transition-delay: 0s;
  }
  .pricing-grid .fx-reveal:nth-child(2) {
    transition-delay: 0.09s;
  }
  .pricing-grid .fx-reveal:nth-child(3) {
    transition-delay: 0.18s;
  }

  .pricing-grid .fx-reveal:nth-child(4) {
    transition-delay: 0.24s;
  }

  .benefits-list .fx-reveal:nth-child(1) {
    transition-delay: 0s;
  }
  .benefits-list .fx-reveal:nth-child(2) {
    transition-delay: 0.1s;
  }
  .benefits-list .fx-reveal:nth-child(3) {
    transition-delay: 0.2s;
  }

  .signals-grid .fx-reveal:nth-child(1) {
    transition-delay: 0s;
  }
  .signals-grid .fx-reveal:nth-child(2) {
    transition-delay: 0.06s;
  }
  .signals-grid .fx-reveal:nth-child(3) {
    transition-delay: 0.12s;
  }
  .signals-grid .fx-reveal:nth-child(4) {
    transition-delay: 0.18s;
  }

  .process-track .fx-reveal:nth-child(1) {
    transition-delay: 0s;
  }
  .process-track .fx-reveal:nth-child(2) {
    transition-delay: 0.07s;
  }
  .process-track .fx-reveal:nth-child(3) {
    transition-delay: 0.14s;
  }
  .process-track .fx-reveal:nth-child(4) {
    transition-delay: 0.21s;
  }

  .fx-reveal.fx-reveal--soft {
    transform: translate3d(0, 18px, 0);
  }
}

@media (prefers-reduced-motion: reduce) {
  .fx-reveal {
    opacity: 1;
    transform: none;
  }
}

a {
  color: color-mix(in oklch, var(--accent) 85%, white);
  text-decoration-thickness: 1px;
  text-underline-offset: 0.18em;
  transition: color 0.18s var(--ease-out);
}

a:hover {
  color: var(--text);
}

.wrap {
  width: min(1080px, 92vw);
  margin-inline: auto;
}

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  padding: var(--space-4) 0;
  border-bottom: 1px solid color-mix(in oklch, var(--line) calc(55% + var(--scroll-p) * 35%), transparent);
  background: color-mix(
    in oklch,
    var(--bg0) calc(82% + var(--scroll-p) * 10%),
    transparent
  );
  backdrop-filter: blur(10px);
  transition: border-color 0.2s ease, background 0.2s ease;
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  flex-wrap: wrap;
}

.logo {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.15rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text);
  text-decoration: none;
}

.logo:hover {
  color: var(--text);
}

.logo-mark {
  color: var(--accent);
}

.nav {
  display: flex;
  gap: var(--space-5);
  flex-wrap: wrap;
  align-items: center;
}

.nav a {
  font-size: 0.9375rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  color: var(--text-muted);
  text-decoration: none;
}

.nav a:hover {
  color: var(--text);
}

.nav a.is-active {
  color: var(--text);
  text-decoration: none;
  box-shadow: 0 2px 0 0 var(--accent);
}

/* Hero */
.hero {
  padding: var(--space-10) 0 var(--space-8);
  position: relative;
}

.hero-shell {
  position: relative;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-8);
  align-items: end;
  position: relative;
  z-index: 1;
}

@media (min-width: 880px) {
  .hero-grid {
    grid-template-columns: minmax(0, 1.05fr) minmax(260px, 0.85fr);
    gap: var(--space-10);
    align-items: end;
  }
}

.hero-sculpture {
  display: none;
  position: absolute;
  right: clamp(0.5rem, 4vw, 3rem);
  top: 42%;
  width: clamp(140px, 18vw, 220px);
  height: clamp(200px, 26vw, 300px);
  transform: translateY(-50%)
    translate3d(0, calc(var(--scroll-p) * -48px), 0)
    rotate(calc(-8deg + var(--scroll-p) * 14deg));
  pointer-events: none;
  z-index: 0;
}

@media (min-width: 960px) {
  .hero-sculpture {
    display: block;
  }
}

.hero-sculpture .piece {
  position: absolute;
  border: 1px solid color-mix(in oklch, var(--line-strong) 85%, var(--accent));
  border-radius: 3px;
  opacity: 0.55;
}

.hero-sculpture .p1 {
  inset: 8% 18% 52% 12%;
  transform: rotate(calc(-12deg + var(--scroll-p) * 18deg));
}

.hero-sculpture .p2 {
  inset: 38% 8% 22% 28%;
  transform: rotate(calc(6deg - var(--scroll-p) * 12deg));
  border-radius: 50%;
  border-color: color-mix(in oklch, var(--line) 70%, var(--accent));
  opacity: 0.35;
}

.hero-sculpture .p3 {
  inset: 62% 22% 6% 6%;
  transform: rotate(calc(4deg + var(--scroll-p) * 10deg));
  opacity: 0.45;
}

.hero-sculpture .ring {
  inset: 4% 4% 4% 4%;
  border-radius: 46% 54% 52% 48% / 48% 46% 54% 52%;
  border: 1px solid color-mix(in oklch, var(--accent) 28%, var(--line-strong));
  opacity: 0.42;
  transform: rotate(calc(var(--scroll-p) * -22deg));
}

.hero-copy {
  text-align: left;
}

.hero-kicker {
  margin: 0 0 var(--space-3);
  font-family: var(--font-body);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: color-mix(in oklch, var(--accent-dim) 70%, var(--text-faint));
}

.hero h1 {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(2.5rem, 5.5vw, 3.85rem);
  line-height: 1.05;
  letter-spacing: 0.04em;
  margin: 0 0 var(--space-4);
  color: oklch(0.96 0.02 var(--accent-hue));
  max-width: 16ch;
  text-transform: uppercase;
}

.hero-lead {
  margin: 0 0 var(--space-6);
  max-width: 38rem;
  color: var(--text-muted);
  font-size: 1.125rem;
  line-height: 1.7;
}

.hero-cta {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  align-items: center;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.8rem 1.35rem;
  font-family: var(--font-body);
  font-size: 0.9375rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  border-radius: var(--radius-md);
  border: 1px solid transparent;
  text-decoration: none;
  cursor: pointer;
  transition:
    background 0.2s var(--ease-out),
    border-color 0.2s var(--ease-out),
    color 0.2s var(--ease-out),
    transform 0.2s var(--ease-out);
}

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

.btn-primary {
  color: oklch(0.11 0.04 250);
  background: var(--accent);
  border-color: color-mix(in oklch, var(--accent) 55%, oklch(0.2 0.06 195));
}

.btn-primary:hover {
  color: oklch(0.1 0.04 250);
  background: color-mix(in oklch, var(--accent) 88%, white);
  transform: translateY(-1px);
}

.btn-secondary {
  color: var(--text);
  background: color-mix(in oklch, var(--surface) 40%, transparent);
  border-color: color-mix(in oklch, var(--accent) 35%, var(--line-strong));
}

.btn-secondary:hover {
  border-color: color-mix(in oklch, var(--accent) 55%, var(--line));
  background: color-mix(in oklch, var(--surface) 75%, oklch(0.25 0.06 195 / 0.12));
}

/* Hero aside: quick prices */
.hero-aside {
  border: 1px solid color-mix(in oklch, var(--accent) 25%, var(--line));
  border-radius: var(--radius-lg);
  background: color-mix(in oklch, var(--surface) 75%, oklch(0.12 0.04 195 / 0.35));
  backdrop-filter: blur(14px);
  padding: var(--space-5) var(--space-5) var(--space-4);
  box-shadow:
    0 28px 64px oklch(0.04 0.03 var(--hue) / 0.55),
    inset 0 1px 0 oklch(0.78 0.06 195 / 0.08);
}

.hero-aside-title {
  margin: 0 0 var(--space-4);
  font-family: var(--font-display);
  font-size: 1.05rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  color: color-mix(in oklch, var(--accent) 22%, var(--text));
}

.tariff-peek {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 0;
}

.tariff-peek li {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: var(--space-3);
  align-items: baseline;
  padding: var(--space-3) 0;
  border-top: 1px solid var(--line);
  font-size: 0.9375rem;
}

.tariff-peek li:first-of-type {
  border-top: none;
  padding-top: 0;
}

.tariff-peek a {
  color: inherit;
  text-decoration: none;
  font-weight: 600;
}

.tariff-peek a:hover {
  color: var(--accent);
}

.tariff-peek .sum {
  font-family: var(--font-display);
  font-weight: 600;
  font-variant-numeric: tabular-nums;
  color: color-mix(in oklch, var(--accent) 35%, var(--text-muted));
  white-space: nowrap;
}

.hero-aside-foot {
  margin: var(--space-4) 0 0;
  font-size: 0.875rem;
  color: var(--text-faint);
}

.hero-aside-foot a {
  font-weight: 600;
}

/* Sections */
section {
  padding: var(--space-8) 0;
}

.section-head {
  max-width: 40rem;
  margin-bottom: var(--space-6);
  text-align: left;
}

.section-kicker {
  margin: 0 0 var(--space-2);
  font-family: var(--font-body);
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: color-mix(in oklch, var(--accent) 45%, var(--text-faint));
}

section:not(.hero) h2 {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(1.65rem, 2.8vw, 2.1rem);
  letter-spacing: 0.03em;
  line-height: 1.15;
  margin: 0;
  color: oklch(0.95 0.02 var(--accent-hue));
  text-transform: uppercase;
}

.section-lead {
  margin: var(--space-3) 0 0;
  color: var(--text-muted);
  font-size: 1rem;
  line-height: 1.65;
  max-width: 42rem;
}

/* About: editorial strip, not icon cards */
.about-strip {
  display: grid;
  gap: 0;
  border: 1px solid color-mix(in oklch, var(--accent) 15%, var(--line));
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: color-mix(in oklch, var(--surface) 92%, oklch(0.12 0.04 195 / 0.15));
}

@media (min-width: 720px) {
  .about-strip {
    grid-template-columns: repeat(3, 1fr);
  }
}

.about-item {
  padding: var(--space-5) var(--space-5);
  border-top: 1px solid var(--line);
}

.about-item:first-child {
  border-top: none;
}

@media (min-width: 720px) {
  .about-item {
    border-top: none;
    border-left: 1px solid var(--line);
  }

  .about-item:first-child {
    border-left: none;
  }
}

.about-item h3 {
  font-family: var(--font-display);
  font-size: 1.05rem;
  font-weight: 600;
  margin: 0 0 var(--space-3);
  color: color-mix(in oklch, var(--accent) 22%, var(--text));
  letter-spacing: 0.02em;
}

.about-item p {
  margin: 0;
  color: var(--text-muted);
  font-size: 0.98rem;
  line-height: 1.65;
  max-width: 32rem;
}

/* Pricing */
.pricing-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(272px, 1fr));
  gap: var(--space-4);
  align-items: stretch;
}

.price-card {
  position: relative;
  padding: var(--space-6) var(--space-5);
  border-radius: var(--radius-lg);
  border: 1px solid var(--line);
  background: var(--surface);
  display: flex;
  flex-direction: column;
  transition:
    border-color 0.22s var(--ease-out),
    background 0.22s var(--ease-out);
}

.price-card:hover {
  border-color: var(--line-strong);
  background: var(--surface-2);
}

.price-card.featured {
  border-color: color-mix(in oklch, var(--accent) 45%, var(--line));
  background: color-mix(in oklch, var(--surface) 92%, var(--accent-soft));
}

.price-card .badge {
  position: absolute;
  top: var(--space-4);
  right: var(--space-4);
  padding: var(--space-1) var(--space-2);
  font-family: var(--font-body);
  font-size: 0.6875rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: oklch(0.1 0.04 255);
  background: color-mix(in oklch, var(--accent) 92%, oklch(0.3 0.05 195));
  border-radius: var(--radius-sm);
  border: 1px solid color-mix(in oklch, var(--accent) 40%, transparent);
}

.price-card h3 {
  font-family: var(--font-display);
  font-size: 1.2rem;
  font-weight: 700;
  margin: 0 0 var(--space-1);
  letter-spacing: 0.02em;
}

.price-card.featured h3 {
  padding-right: 5.75rem;
}

.price-card .tier-sub {
  font-family: var(--font-body);
  font-size: 0.875rem;
  color: var(--text-faint);
  margin: 0 0 var(--space-4);
}

.price-card .amount {
  font-family: var(--font-display);
  font-size: 1.65rem;
  font-weight: 700;
  font-variant-numeric: tabular-nums;
  color: oklch(0.8 0.1 var(--accent-hue));
  margin: 0 0 var(--space-4);
  letter-spacing: 0.02em;
}

.price-card .amount .period {
  font-size: 0.55em;
  font-weight: 600;
  color: var(--text-muted);
}

.price-card .desc {
  flex: 1;
  margin: 0;
  font-family: var(--font-body);
  color: var(--text-muted);
  font-size: 0.98rem;
  line-height: 1.65;
}

.price-card .desc strong {
  color: var(--text);
}

/* Pricing note — no thick border-left (impeccable ban) */
.pricing-note {
  margin-top: var(--space-6);
  padding: var(--space-4) var(--space-5);
  border-radius: var(--radius-md);
  border: 1px solid color-mix(in oklch, var(--accent) 18%, var(--line));
  background: color-mix(in oklch, var(--surface) 72%, oklch(0.15 0.05 195 / 0.2));
  color: var(--text-muted);
  font-size: 0.9375rem;
  line-height: 1.6;
  max-width: 52rem;
}

.pricing-note em {
  font-style: normal;
  color: var(--text-muted);
}

/* Benefits: typographic list */
.benefits-list {
  margin: 0;
  padding: 0;
  list-style: none;
  max-width: 48rem;
}

.benefits-list li {
  padding: var(--space-5) 0;
  border-bottom: 1px solid var(--line);
  display: grid;
  grid-template-columns: auto 1fr;
  gap: var(--space-4);
  align-items: start;
}

.benefits-list li:first-child {
  padding-top: 0;
}

.benefits-list .num {
  font-family: var(--font-display);
  font-size: 0.875rem;
  font-weight: 700;
  color: color-mix(in oklch, var(--accent-dim) 55%, var(--text-faint));
  font-variant-numeric: tabular-nums;
  padding-top: 0.15em;
}

.benefits-list strong {
  display: block;
  font-family: var(--font-body);
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--text);
  margin-bottom: var(--space-2);
  letter-spacing: -0.01em;
}

.benefits-list p {
  margin: 0;
  color: var(--text-muted);
  font-size: 0.98rem;
  line-height: 1.65;
  max-width: 52ch;
}

/* Обзор — карточки направлений */
.signals-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--space-3);
}

.signal-card {
  padding: var(--space-4) var(--space-5);
  border-radius: var(--radius-md);
  border: 1px solid color-mix(in oklch, var(--accent) 14%, var(--line));
  background: color-mix(in oklch, var(--surface) 90%, transparent);
}

.signal-card h3 {
  font-family: var(--font-display);
  font-size: 1.05rem;
  font-weight: 600;
  margin: 0 0 var(--space-3);
  color: color-mix(in oklch, var(--accent) 22%, var(--text));
  letter-spacing: 0.02em;
}

.signal-card p {
  margin: 0;
  font-family: var(--font-body);
  font-size: 0.98rem;
  line-height: 1.65;
  color: var(--text-muted);
}

/* Процесс */
.process-track {
  display: grid;
  gap: var(--space-4);
}

@media (min-width: 900px) {
  .process-track {
    grid-template-columns: repeat(4, 1fr);
    gap: var(--space-3);
  }
}

.process-step {
  padding: var(--space-5) var(--space-4) var(--space-4);
  border-radius: var(--radius-lg);
  border: 1px solid var(--line);
  background: var(--surface);
}

.process-step .step-index {
  font-family: var(--font-display);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  color: var(--accent-dim);
  margin: 0 0 var(--space-2);
}

.process-step h3 {
  font-family: var(--font-display);
  font-size: 1.05rem;
  font-weight: 600;
  margin: 0 0 var(--space-2);
  letter-spacing: 0.02em;
  color: var(--text);
}

.process-step p {
  margin: 0;
  font-family: var(--font-body);
  font-size: 0.98rem;
  color: var(--text-muted);
  line-height: 1.65;
}

/* Стек */
.stack-band {
  padding: var(--space-5) var(--space-5);
  border-radius: var(--radius-lg);
  border: 1px solid color-mix(in oklch, var(--accent) 18%, var(--line));
  background: color-mix(in oklch, var(--surface) 88%, oklch(0.12 0.04 195 / 0.12));
}

.stack-chips {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
}

.stack-chips span {
  padding: var(--space-2) var(--space-3);
  font-family: var(--font-body);
  font-size: 0.8125rem;
  font-weight: 600;
  letter-spacing: 0.03em;
  border-radius: 999px;
  border: 1px solid var(--line);
  color: var(--text-muted);
  background: color-mix(in oklch, var(--bg1) 60%, transparent);
}

/* Компетенции — ввод и полоса */
.about-layout {
  display: flex;
  flex-direction: column;
  gap: var(--space-6);
}

@media (min-width: 880px) {
  .about-layout {
    gap: var(--space-8);
  }
}

.about-intro .section-lead {
  margin-top: var(--space-3);
  max-width: 40rem;
}

/* Contact — Telegram + подсказки */
.contact-layout {
  display: grid;
  gap: var(--space-6);
}

.contact-grid {
  display: grid;
  gap: var(--space-5);
}

@media (min-width: 800px) {
  .contact-grid {
    grid-template-columns: 1fr minmax(0, 340px);
    align-items: stretch;
  }
}

.contact-card-tg {
  padding: var(--space-6) var(--space-5);
  border-radius: var(--radius-lg);
  border: 1px solid color-mix(in oklch, var(--accent) 35%, var(--line));
  background: color-mix(in oklch, var(--surface) 82%, oklch(0.16 0.06 195 / 0.22));
  box-shadow:
    inset 0 1px 0 oklch(0.72 0.06 195 / 0.1),
    0 20px 48px oklch(0.04 0.03 var(--hue) / 0.45);
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.contact-card-tg .section-kicker {
  margin: 0;
}

.contact-handle {
  margin: 0;
  font-family: var(--font-display);
  font-size: 1.35rem;
  font-weight: 700;
  letter-spacing: 0.02em;
  color: oklch(0.8 0.1 var(--accent-hue));
}

.contact-card-tg .tg-lead {
  margin: 0;
  font-family: var(--font-body);
  color: var(--text-muted);
  font-size: 0.98rem;
  line-height: 1.65;
  max-width: 38ch;
}

.contact-card-tg .btn-row {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  margin-top: var(--space-2);
}

.contact-hints {
  padding: var(--space-5) var(--space-5);
  border-radius: var(--radius-lg);
  border: 1px solid var(--line);
  background: var(--surface);
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.contact-hints .section-kicker {
  margin: 0;
}

.contact-list {
  margin: 0;
  padding-left: 1.1rem;
  font-family: var(--font-body);
  color: var(--text-muted);
  font-size: 0.98rem;
  line-height: 1.65;
}

.site-footer {
  padding: var(--space-8) 0 var(--space-6);
  border-top: 1px solid color-mix(in oklch, var(--accent) 12%, var(--line));
}

.footer-inner {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-4);
  align-items: center;
  justify-content: space-between;
}

.site-footer .tagline {
  margin: 0;
  font-size: 0.875rem;
  color: var(--text-faint);
  max-width: 36rem;
}

.site-footer .legal {
  margin: 0;
  font-size: 0.8125rem;
  color: var(--text-faint);
}

.footer-contact {
  margin: var(--space-3) 0 0;
  font-size: 0.9rem;
}

.footer-contact a {
  font-weight: 600;
}

/* Support page */
.support-wrap {
  max-width: 52rem;
  margin: 0 auto;
}

.support-wrap h1 {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(1.75rem, 3vw, 2.25rem);
  letter-spacing: -0.02em;
  margin: 0 0 var(--space-2);
  color: var(--text);
}

.support-wrap .back {
  display: inline-block;
  margin-bottom: var(--space-5);
  font-weight: 600;
  font-size: 0.9375rem;
  text-decoration: none;
}

.support-wrap table {
  width: 100%;
  border-collapse: collapse;
  margin-top: var(--space-5);
  font-size: 0.9375rem;
}

.support-wrap th,
.support-wrap td {
  border: 1px solid var(--line);
  padding: var(--space-4);
  text-align: left;
  vertical-align: top;
}

.support-wrap thead th {
  font-family: var(--font-body);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-faint);
  background: var(--surface);
}

.support-wrap .price {
  font-family: var(--font-display);
  font-weight: 600;
  font-variant-numeric: tabular-nums;
  color: oklch(0.78 0.1 var(--accent-hue));
  white-space: nowrap;
}

.support-wrap .support-note {
  margin-top: var(--space-5);
  padding: var(--space-4);
  border-radius: var(--radius-md);
  border: 1px solid var(--line);
  background: var(--surface);
  color: var(--text-muted);
  font-size: 0.9375rem;
}

.support-wrap h2 {
  font-family: var(--font-display);
  font-size: 1.2rem;
  font-weight: 700;
  letter-spacing: -0.01em;
  margin: var(--space-8) 0 var(--space-4);
  color: var(--text);
}

.support-wrap ul {
  margin: 0;
  padding: 0;
  list-style: none;
  color: var(--text-muted);
  line-height: 1.75;
}

.support-wrap ul li {
  position: relative;
  padding-left: var(--space-5);
  margin-bottom: var(--space-3);
}

.support-wrap ul li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.55em;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent);
  opacity: 0.85;
}

.support-wrap ul strong {
  color: var(--text);
  font-weight: 600;
}

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}