:root {
  color-scheme: dark;
  --bg: #070809;
  --panel: #111316;
  --panel-2: #17191d;
  --text: #f4f5f7;
  --muted: #9da2aa;
  --faint: #676c74;
  --line: rgba(255,255,255,.09);
  --blue: #10a7ee;
  --blue-soft: #76d1ff;
  --gold: #d5a85d;
  --radius: 34px;
  --content: min(1180px, calc(100vw - 48px));
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
h1, h2, h3 { text-wrap: balance; }
body {
  margin: 0;
  min-width: 320px;
  background:
    radial-gradient(circle at 50% -14%, rgba(34, 82, 110, .14), transparent 31rem),
    var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "SF Pro Display", "Inter", "Segoe UI", sans-serif;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

::selection { background: rgba(16,167,238,.35); color: white; }
a { color: inherit; text-decoration: none; }
button { font: inherit; }

.ambient {
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  opacity: .7;
  background:
    radial-gradient(38rem 32rem at var(--x, 50%) var(--y, 20%), rgba(23,122,176,.065), transparent 70%);
}

.site-header {
  width: var(--content);
  height: 82px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  position: relative;
  z-index: 20;
}

.wordmark,
.footer-wordmark {
  font-size: 22px;
  font-weight: 730;
  letter-spacing: -.03em;
}
.wordmark strong,
.footer-wordmark strong { color: var(--blue); font-weight: inherit; }
.site-header nav { display: flex; align-items: center; gap: 30px; }
.site-header nav a {
  color: #afb3b9;
  font-size: 14px;
  transition: color .2s ease;
}
.site-header nav a:hover { color: white; }

.hero {
  width: var(--content);
  min-height: calc(100svh - 82px);
  margin: 0 auto;
  padding: 2vh 0 9vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
}

.hero-mark {
  width: clamp(96px, 8.5vw, 124px);
  margin-bottom: 30px;
}
.hero-mark img { width: 100%; height: auto; display: block; }

.eyebrow {
  margin: 0 0 22px;
  color: #888e96;
  font-size: 12px;
  font-weight: 690;
  letter-spacing: .18em;
  text-transform: uppercase;
}

.hero h1 {
  margin: 0;
  max-width: 1040px;
  font-size: clamp(56px, 8vw, 112px);
  font-weight: 720;
  line-height: .99;
  letter-spacing: -.03em;
}
.hero h1 span {
  color: transparent;
  background: linear-gradient(100deg, #fff 15%, #aeb6bd 53%, #55c5fb 100%);
  -webkit-background-clip: text;
  background-clip: text;
}
.hero-copy {
  max-width: 650px;
  margin: 34px auto 0;
  color: var(--muted);
  font-size: clamp(18px, 2vw, 23px);
  line-height: 1.5;
  letter-spacing: -.012em;
}
.scroll-cue {
  margin-top: 56px;
  display: inline-flex;
  align-items: center;
  gap: 12px;
  color: #747a82;
  font-size: 13px;
  transition: color .2s ease;
}
.scroll-cue:hover { color: white; }
.scroll-cue svg { width: 18px; fill: none; stroke: currentColor; stroke-width: 1.7; }

.product-wrap {
  width: var(--content);
  margin: 0 auto;
  padding: 80px 0 130px;
}
.product-card {
  min-height: 760px;
  position: relative;
  overflow: hidden;
  display: grid;
  grid-template-columns: .85fr 1.35fr;
  gap: 30px;
  align-items: center;
  padding: clamp(38px, 5vw, 76px);
  border: 1px solid rgba(255,255,255,.095);
  border-radius: var(--radius);
  /* .product-glow размыт filter: blur(), а размытые потомки в WebKit не
     обрезаются border-radius + overflow: hidden — свечение вылезало за
     правый верхний угол и он выглядел прямым. clip-path режет и их. */
  clip-path: inset(0 round var(--radius));
  background:
    linear-gradient(145deg, rgba(255,255,255,.035), transparent 34%),
    linear-gradient(155deg, #15171a 0%, #0c0d0f 58%, #090a0b 100%);
  box-shadow:
    inset 0 1px 0 rgba(255,255,255,.035),
    0 70px 160px rgba(0,0,0,.42);
}
.product-card::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 180 180' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='.26'/%3E%3C/svg%3E");
  opacity: .032;
  mix-blend-mode: screen;
}
.product-glow {
  position: absolute;
  width: 780px;
  height: 780px;
  right: -300px;
  top: -270px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(33,154,216,.21), rgba(42,88,122,.05) 46%, transparent 70%);
  filter: blur(12px);
}
.product-copy { position: relative; z-index: 2; }
.product-meta { display: flex; align-items: center; gap: 9px; color: #d8dadd; font-size: 15px; font-weight: 650; }
.product-icon {
  width: 32px;
  height: 32px;
  border-radius: 10px;
  box-shadow: inset 0 0 0 1px rgba(255,255,255,.13), 0 8px 20px rgba(0,0,0,.32);
}
.dot { color: #555b63; }
.version { margin: 43px 0 12px; color: #6e747c; font-size: 12px; font-weight: 650; letter-spacing: .08em; text-transform: uppercase; }
.product-copy h2 {
  margin: 0;
  font-size: clamp(54px, 6.5vw, 92px);
  line-height: 1.0;
  letter-spacing: -.03em;
}
.product-description {
  max-width: 450px;
  margin: 30px 0 0;
  color: #a8adb4;
  font-size: 18px;
  line-height: 1.55;
  letter-spacing: -.011em;
}
.principles { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 28px; }
.principles span {
  padding: 8px 11px;
  border: 1px solid rgba(255,255,255,.09);
  border-radius: 999px;
  color: #969ca4;
  font-size: 12px;
  background: rgba(255,255,255,.025);
}
.product-actions { margin-top: 38px; display: flex; align-items: center; gap: 22px; flex-wrap: wrap; }
.button {
  min-height: 48px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  padding: 0 19px;
  border-radius: 13px;
  font-size: 14px;
  font-weight: 670;
  transition: transform .2s ease, background .2s ease, box-shadow .2s ease;
}
.button-primary {
  color: #031018;
  background: #eaf7fd;
  box-shadow: 0 12px 30px rgba(0,0,0,.25);
}
.button-primary:hover { transform: translateY(-2px); background: white; box-shadow: 0 17px 36px rgba(0,0,0,.32); }
.status { display: inline-flex; align-items: center; gap: 8px; color: #747a82; font-size: 12px; }
.status i { width: 7px; height: 7px; border-radius: 50%; background: #68c890; box-shadow: 0 0 0 4px rgba(104,200,144,.1); }

.app-stage { min-width: 0; position: relative; z-index: 2; perspective: 1700px; }
.stage-halo {
  position: absolute;
  inset: 10% 8%;
  background: radial-gradient(circle at 50% 30%, rgba(37,168,232,.18), rgba(213,168,93,.08) 42%, transparent 67%);
  filter: blur(45px);
}
.app-window {
  width: min(820px, 100%);
  margin-left: auto;
  border: 1px solid rgba(255,255,255,.14);
  border-radius: 20px;
  overflow: hidden;
  background: #101216;
  box-shadow:
    0 70px 120px rgba(0,0,0,.6),
    0 20px 45px rgba(0,0,0,.4),
    inset 0 1px 0 rgba(255,255,255,.05);
  transform: rotateY(-7deg) rotateX(2deg) rotateZ(1deg);
  transform-origin: center center;
  transition: transform .55s cubic-bezier(.2,.75,.2,1);
}
.product-card:hover .app-window { transform: rotateY(-2deg) rotateX(0) rotateZ(0) translateY(-5px); }
.window-topbar {
  height: 44px;
  padding: 0 15px;
  border-bottom: 1px solid rgba(255,255,255,.07);
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  color: #7f858d;
  font-size: 11px;
  background: rgba(255,255,255,.018);
}
.traffic { display: flex; gap: 7px; }
.traffic i { width: 10px; height: 10px; border-radius: 50%; background: #35393f; }
.topbar-actions { justify-self: end; display: flex; gap: 8px; }
.topbar-actions b { width: 16px; height: 16px; border-radius: 5px; border: 1px solid #343941; }
.app-body { height: 430px; display: grid; grid-template-columns: 156px 1fr; }
.sidebar {
  position: relative;
  padding: 18px 12px;
  border-right: 1px solid rgba(255,255,255,.06);
  background: #0d0f12;
}
.sidebar-title { padding: 0 9px 8px; color: #4f555e; font-size: 9px; font-weight: 720; letter-spacing: .11em; text-transform: uppercase; }
.playlists-title { margin-top: 20px; }
.nav-item {
  width: 100%;
  height: 31px;
  border: 0;
  display: flex;
  align-items: center;
  gap: 8px;
  border-radius: 8px;
  padding: 0 9px;
  color: #747b84;
  background: transparent;
  font-size: 10px;
  text-align: left;
}
.nav-item.active { color: #dfe2e5; background: #1d2127; }
.nav-symbol { width: 12px; color: #777e87; }
.folder-dot { width: 7px; height: 7px; border-radius: 2px; background: #6a7078; }
.folder-dot.amber { background: #b88b52; }
.folder-dot.blue { background: #3d8fba; }
.folder-dot.violet { background: #7561a1; }
.sidebar-bottom { position: absolute; left: 12px; right: 12px; bottom: 12px; padding-top: 10px; border-top: 1px solid rgba(255,255,255,.06); display: flex; justify-content: space-between; }
.sidebar-bottom button { width: 27px; height: 27px; color: #5e646d; border: 0; background: transparent; }
.library { min-width: 0; padding: 25px 27px; background: linear-gradient(180deg, #13161a, #101216); }
.library-head { display: flex; align-items: end; justify-content: space-between; }
.tiny-label { color: #565d66; font-size: 8px; font-weight: 750; letter-spacing: .14em; }
.library h3 { margin: 5px 0 0; font-size: 25px; letter-spacing: -.022em; }
.play-button { width: 36px; height: 36px; border-radius: 50%; border: 0; color: #071117; background: #d6edf8; font-size: 12px; padding-left: 4px; }
.album-row { display: grid; grid-template-columns: repeat(3, 1fr); gap: 11px; margin-top: 22px; }
.album { aspect-ratio: 1.16; position: relative; overflow: hidden; border-radius: 10px; box-shadow: 0 12px 24px rgba(0,0,0,.28); }
.album::after { content: ""; position: absolute; inset: 0; background: linear-gradient(180deg, transparent, rgba(0,0,0,.42)); }
.album-one { background: radial-gradient(circle at 55% 42%, #e8ba67 0 3%, transparent 4%), linear-gradient(145deg, #1a4657, #101720 45%, #5c341f); }
.album-one span { position: absolute; width: 38%; height: 70%; left: 32%; top: 23%; border-radius: 50% 50% 35% 35%; background: linear-gradient(#c79b60,#2d1811); filter: blur(.2px); }
.album-two { background: radial-gradient(circle at 70% 24%, #cda663, transparent 2%), linear-gradient(135deg, #3a1824, #121319 56%, #242e51); }
.album-two span { position: absolute; width: 110%; height: 1px; left: -5%; top: 62%; background: rgba(255,255,255,.4); transform: rotate(-18deg); box-shadow: 0 -13px 20px rgba(203,82,106,.38); }
.album-three { background: radial-gradient(circle at 50% 50%, #ecf0f2 0 5%, #5888a3 6% 8%, #182229 9% 24%, #111418 25% 41%, #724d2a 42% 46%, #14171a 47%); }
.album-three span { display: none; }
.track-list { margin-top: 22px; }
.track { height: 37px; display: grid; grid-template-columns: 24px 1fr auto; align-items: center; border-top: 1px solid rgba(255,255,255,.055); color: #555c65; font-size: 9px; }
.track b { color: #a8adb3; font-weight: 540; }
.track em { font-style: normal; }
.track.playing b { color: #e4e6e8; }
.equalizer { height: 12px; display: flex; align-items: end; gap: 2px; }
.equalizer i { width: 2px; border-radius: 1px; background: #55bdea; animation: eq 1s ease-in-out infinite alternate; }
.equalizer i:nth-child(1) { height: 55%; }
.equalizer i:nth-child(2) { height: 100%; animation-delay: -.3s; }
.equalizer i:nth-child(3) { height: 75%; animation-delay: -.6s; }
@keyframes eq { to { height: 25%; } }
.player-bar { height: 78px; border-top: 1px solid rgba(255,255,255,.07); display: grid; grid-template-columns: 1fr 1.25fr 1fr; align-items: center; padding: 0 17px; background: #0c0e11; }
.now-playing { display: flex; align-items: center; gap: 10px; min-width: 0; }
.mini-cover { width: 40px; height: 40px; border-radius: 7px; flex: 0 0 auto; background: radial-gradient(circle at 53% 42%, #e7bb68 0 4%, transparent 5%), linear-gradient(145deg, #1a4657, #111820 45%, #5c341f); }
.now-playing div:last-child { display: flex; flex-direction: column; gap: 3px; min-width: 0; }
.now-playing b { font-size: 9px; color: #d0d3d6; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.now-playing span { color: #5d636c; font-size: 8px; }
.transport { display: grid; justify-items: center; gap: 10px; }
.transport-buttons { display: flex; align-items: center; gap: 19px; color: #727983; font-size: 10px; }
.transport-buttons strong { color: #eceef0; font-size: 11px; }
.timeline { width: 100%; height: 3px; border-radius: 3px; background: #292d33; overflow: hidden; }
.timeline i { display: block; width: 38%; height: 100%; background: #aeb5bc; }
.volume { justify-self: end; display: flex; align-items: center; gap: 8px; color: #5a6068; font-size: 10px; }
.volume span { width: 57px; height: 3px; border-radius: 3px; background: #292d33; overflow: hidden; }
.volume i { display: block; width: 61%; height: 100%; background: #838a92; }

.studio {
  width: var(--content);
  margin: 0 auto;
  padding: 130px 0 170px;
  display: grid;
  grid-template-columns: 1.05fr .95fr;
  gap: clamp(70px, 10vw, 150px);
  border-top: 1px solid var(--line);
}
.studio h2 {
  margin: 0;
  font-size: clamp(48px, 6vw, 82px);
  line-height: 1.04;
  letter-spacing: -.028em;
}
.studio-copy { padding-top: 35px; }
.studio-copy > p {
  margin: 0;
  max-width: 530px;
  color: #a1a6ad;
  font-size: 21px;
  line-height: 1.58;
  letter-spacing: -.016em;
}
.studio-notes { margin-top: 54px; display: grid; border-top: 1px solid var(--line); }
.studio-notes span { min-height: 59px; display: flex; align-items: center; gap: 22px; border-bottom: 1px solid var(--line); color: #c9ccd0; font-size: 14px; }
.studio-notes b { color: #555b63; font-size: 10px; font-weight: 670; }

.closing {
  width: var(--content);
  margin: 0 auto 100px;
  min-height: 520px;
  padding: 80px clamp(30px, 7vw, 100px);
  border-radius: var(--radius);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  background:
    radial-gradient(circle at 50% 10%, rgba(16,167,238,.11), transparent 38%),
    #101215;
  border: 1px solid var(--line);
}
.closing p { margin: 0 0 30px; color: #686e76; font-size: 14px; }
.closing h2 { margin: 0; font-size: clamp(42px, 5.6vw, 76px); line-height: 1.06; letter-spacing: -.028em; }
.closing a { margin-top: 48px; color: var(--blue-soft); font-size: 16px; }
.closing a span { margin-left: 7px; }

footer {
  width: var(--content);
  min-height: 170px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr auto;
  grid-template-rows: auto auto;
  align-content: center;
  gap: 24px;
  border-top: 1px solid var(--line);
}
.footer-links { display: flex; gap: 24px; color: #7b8188; font-size: 12px; }
.footer-links a:hover { color: white; }
footer p { margin: 0; color: #4f555d; font-size: 11px; }

[data-reveal] {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity .8s ease, transform .8s cubic-bezier(.2,.75,.2,1);
}
[data-reveal].visible { opacity: 1; transform: translateY(0); }
.hero [data-reveal]:nth-child(2) { transition-delay: .07s; }
.hero [data-reveal]:nth-child(3) { transition-delay: .13s; }
.hero [data-reveal]:nth-child(4) { transition-delay: .2s; }
.hero [data-reveal]:nth-child(5) { transition-delay: .28s; }

@media (max-width: 980px) {
  :root { --content: min(100% - 32px, 760px); }
  .product-card { grid-template-columns: 1fr; padding: 48px 34px 58px; }
  .product-copy { text-align: center; }
  .product-meta, .principles, .product-actions { justify-content: center; }
  .product-description { margin-left: auto; margin-right: auto; }
  .app-window { margin: 40px auto 0; transform: rotateX(2deg) rotateZ(0); }
  .product-card:hover .app-window { transform: translateY(-4px); }
  .studio { grid-template-columns: 1fr; gap: 25px; }
  .studio-copy { padding-top: 0; }
}

@media (max-width: 640px) {
  :root { --content: calc(100vw - 24px); --radius: 24px; }
  .site-header { height: 70px; }
  .site-header nav { gap: 18px; }
  .site-header nav a:nth-child(2) { display: none; }
  .hero { min-height: calc(100svh - 70px); padding-top: 2vh; }
  .hero-mark { width: 92px; margin-bottom: 24px; }
  .hero h1 { font-size: clamp(50px, 15vw, 76px); }
  .hero-copy { font-size: 17px; }
  .scroll-cue { margin-top: 38px; }
  .product-wrap { padding: 45px 0 90px; }
  .product-card { padding: 38px 20px 34px; min-height: 0; }
  .product-copy h2 { font-size: 53px; }
  .product-description { font-size: 16px; }
  .product-actions { flex-direction: column; gap: 15px; }
  .app-stage { margin-left: -10px; margin-right: -10px; overflow: hidden; }
  .app-window { width: 620px; max-width: none; transform: scale(.64); transform-origin: left top; margin: 34px 0 -168px; }
  .product-card:hover .app-window { transform: scale(.64); }
  .studio { padding: 90px 0 110px; }
  .studio h2 { font-size: 48px; }
  .studio-copy > p { font-size: 18px; }
  .closing { min-height: 410px; margin-bottom: 64px; }
  footer { grid-template-columns: 1fr; padding: 40px 0; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .001ms !important; animation-iteration-count: 1 !important; transition-duration: .001ms !important; }
  [data-reveal] { opacity: 1; transform: none; }
}

.legal-page {
  width: var(--content);
  margin: 0 auto;
  padding: 70px 0 140px;
  display: grid;
  grid-template-columns: 220px 1fr;
  gap: 60px;
}
.legal-hero { grid-column: 1 / -1; max-width: 720px; }
.legal-hero h1 {
  margin: 14px 0 0;
  font-size: clamp(40px, 5.5vw, 64px);
  font-weight: 720;
  letter-spacing: -.026em;
  line-height: 1.04;
}
.legal-updated {
  margin: 18px 0 0;
  color: var(--faint);
  font-size: 12px;
  font-weight: 650;
  letter-spacing: .06em;
  text-transform: uppercase;
}
.legal-intro {
  margin: 20px 0 0;
  color: var(--muted);
  font-size: 18px;
  line-height: 1.6;
  letter-spacing: -.009em;
}
.legal-intro a { color: var(--blue-soft); text-decoration: underline; text-underline-offset: 2px; }

.legal-summary { margin-top: 44px; display: grid; grid-template-columns: repeat(2, 1fr); gap: 14px; }
.legal-summary-card {
  padding: 20px 22px;
  border: 1px solid var(--line);
  border-radius: 16px;
  background: rgba(255,255,255,.025);
}
.legal-summary-card h3 { margin: 0 0 8px; font-size: 14px; font-weight: 680; color: var(--text); }
.legal-summary-card p { margin: 0; color: var(--muted); font-size: 13px; line-height: 1.5; }

.legal-toc { align-self: start; position: sticky; top: 32px; }
.legal-toc p {
  margin: 0 0 14px;
  color: var(--faint);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: .1em;
  text-transform: uppercase;
}
.legal-toc ol { margin: 0; padding: 0; list-style: none; display: grid; gap: 2px; }
.legal-toc a {
  display: block;
  margin-left: -13px;
  padding: 7px 0 7px 12px;
  border-left: 2px solid transparent;
  color: #9195a0;
  font-size: 13px;
  line-height: 1.4;
  transition: color .2s ease, border-color .2s ease;
}
.legal-toc a:hover { color: white; border-color: var(--blue); }

.legal-content { min-width: 0; max-width: 720px; }
.legal-content section { padding: 28px 0; border-top: 1px solid var(--line); }
.legal-content section:first-child { border-top: none; padding-top: 0; }
.legal-content h2 { margin: 0 0 14px; font-size: 20px; font-weight: 700; letter-spacing: -.012em; }
.legal-content p { margin: 0 0 14px; color: #b7bbc2; font-size: 15px; line-height: 1.65; letter-spacing: -.006em; }
.legal-content ul { margin: 0 0 14px; padding-left: 20px; color: #b7bbc2; font-size: 15px; line-height: 1.65; }
.legal-content li { margin-bottom: 6px; }
.legal-content p:last-child, .legal-content ul:last-child { margin-bottom: 0; }
.legal-content a { color: var(--blue-soft); text-decoration: underline; text-underline-offset: 2px; }
.legal-content strong { color: var(--text); }

@media (max-width: 900px) {
  .legal-page { grid-template-columns: 1fr; gap: 0; }
  .legal-toc {
    position: static;
    margin-top: 8px;
    padding: 28px 0;
    border-top: 1px solid var(--line);
    border-bottom: 1px solid var(--line);
  }
  .legal-summary { grid-template-columns: 1fr; }
}

/* ---------- Struna product page ---------- */

.struna-hero {
  width: var(--content);
  margin: 0 auto;
  padding: 5vh 0 12vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
}
.struna-mark {
  width: clamp(112px, 11vw, 152px);
  aspect-ratio: 1;
  margin-bottom: 34px;
  border-radius: 24%;
  overflow: hidden;
  box-shadow:
    0 35px 100px rgba(0,0,0,.6),
    0 0 0 1px rgba(255,255,255,.06);
}
.struna-mark img { width: 100%; height: 100%; display: block; object-fit: cover; }
.struna-hero h1 {
  margin: 0;
  max-width: 900px;
  font-size: clamp(52px, 7.5vw, 104px);
  font-weight: 720;
  line-height: 1.0;
  letter-spacing: -.03em;
}
.struna-hero h1 span {
  color: transparent;
  background: linear-gradient(100deg, #fff 15%, #d9b57e 55%, #e8a13f 100%);
  -webkit-background-clip: text;
  background-clip: text;
}
.principles-centered { justify-content: center; margin-top: 34px; }
.struna-status {
  margin: 34px 0 0;
  display: inline-flex;
  align-items: center;
  gap: 9px;
  color: #767c85;
  font-size: 13px;
}
.struna-status i {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--gold);
  box-shadow: 0 0 0 4px rgba(213,168,93,.12);
}

.section-heading { max-width: 640px; margin-bottom: 52px; }
.section-heading h2 {
  margin: 0;
  font-size: clamp(40px, 5vw, 66px);
  line-height: 1.06;
  letter-spacing: -.028em;
}

.feature-section,
.editions-section,
.ownership-section {
  width: var(--content);
  margin: 0 auto;
  padding: 110px 0;
  border-top: 1px solid var(--line);
}

.feature-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.feature-card {
  padding: 30px 28px 32px;
  border: 1px solid var(--line);
  border-radius: 20px;
  background:
    linear-gradient(155deg, rgba(255,255,255,.03), transparent 46%),
    var(--panel);
  transition: transform .3s cubic-bezier(.2,.75,.2,1), border-color .3s ease;
}
.feature-card:hover { transform: translateY(-3px); border-color: rgba(255,255,255,.16); }
.feature-card h3 { margin: 0 0 12px; font-size: 17px; font-weight: 690; letter-spacing: -.016em; }
.feature-card p { margin: 0; color: #a1a6ad; font-size: 14px; line-height: 1.6; letter-spacing: -.007em; }

.editions { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; align-items: start; }
.edition-card {
  padding: 32px 30px 34px;
  border: 1px solid var(--line);
  border-radius: 22px;
  background: var(--panel);
}
.edition-card-accent {
  border-color: rgba(16,167,238,.3);
  background:
    radial-gradient(circle at 50% -10%, rgba(16,167,238,.13), transparent 60%),
    var(--panel-2);
}
.edition-card h3 {
  margin: 0;
  color: #8b9199;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: .12em;
  text-transform: uppercase;
}
.edition-price {
  margin: 16px 0 0;
  font-size: 38px;
  font-weight: 700;
  letter-spacing: -.026em;
}
.edition-price span { color: var(--faint); font-size: 15px; font-weight: 600; letter-spacing: -.012em; }
.edition-note { margin: 14px 0 0; color: #9aa0a8; font-size: 14px; line-height: 1.55; }
.edition-list { margin: 22px 0 0; padding: 22px 0 0; border-top: 1px solid var(--line); list-style: none; display: grid; gap: 11px; }
.edition-list li { position: relative; padding-left: 20px; color: #b7bbc2; font-size: 14px; line-height: 1.45; }
.edition-list li::before {
  content: "";
  position: absolute;
  left: 2px;
  top: 7px;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--blue);
  opacity: .75;
}
.editions-footnote { margin: 30px 0 0; color: var(--faint); font-size: 13px; line-height: 1.6; }
.editions-footnote a { color: var(--blue-soft); text-decoration: underline; text-underline-offset: 2px; }

.ownership-section { display: grid; grid-template-columns: 1.05fr .95fr; gap: clamp(50px, 8vw, 120px); }
.ownership-section .section-heading { margin-bottom: 0; }
.ownership-copy > p { margin: 0; max-width: 520px; color: #a1a6ad; font-size: 18px; line-height: 1.6; letter-spacing: -.012em; }
.ownership-copy .studio-notes { margin-top: 40px; }
.ownership-link { margin-top: 34px !important; font-size: 15px !important; }
.ownership-link a { color: var(--blue-soft); text-decoration: underline; text-underline-offset: 2px; }

@media (max-width: 980px) {
  .feature-grid { grid-template-columns: repeat(2, 1fr); }
  .ownership-section { grid-template-columns: 1fr; gap: 34px; }
}

@media (max-width: 760px) {
  .editions { grid-template-columns: 1fr; }
}

@media (max-width: 640px) {
  .struna-hero { padding: 2vh 0 9vh; }
  .struna-hero h1 { font-size: clamp(44px, 13vw, 64px); }
  .struna-mark { width: 96px; margin-bottom: 26px; }
  .struna-status { margin-top: 28px; }
  .feature-section, .editions-section, .ownership-section { padding: 72px 0; }
  .section-heading { margin-bottom: 34px; }
  .section-heading h2 { font-size: clamp(30px, 8.4vw, 38px); }
  .feature-grid { grid-template-columns: 1fr; }
  .feature-card { padding: 26px 24px 28px; }
  .edition-card { padding: 28px 24px 30px; }
  .ownership-copy > p { font-size: 16px; }
  .ownership-copy .studio-notes { margin-top: 32px; }

  /* Принудительные переносы задуманы под широкий экран. На узком строка
     всё равно переносится по словам, и <br> добавляет лишний рваный разрыв. */
  .hero h1 br,
  .studio h2 br,
  .section-heading h2 br { display: none; }
}

/* ---------- FAQ ---------- */

.faq-section {
  width: var(--content);
  margin: 0 auto;
  padding: 110px 0;
  border-top: 1px solid var(--line);
}
.faq-list { display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px 40px; }
.faq-item { padding-top: 26px; border-top: 1px solid var(--line); }
.faq-item h3 { margin: 0 0 12px; font-size: 16px; font-weight: 690; letter-spacing: -.014em; }
.faq-item p { margin: 0; color: #a1a6ad; font-size: 14px; line-height: 1.62; letter-spacing: -.007em; }
.faq-item a { color: var(--blue-soft); text-decoration: underline; text-underline-offset: 2px; }

@media (max-width: 760px) {
  .faq-list { grid-template-columns: 1fr; gap: 0; }
}

@media (max-width: 640px) {
  .faq-section { padding: 72px 0; }
}