/* ==========================================================================
   Omega Dev — design system
   Un solo foglio per tutte le pagine. Niente framework, niente script.
   ========================================================================== */

@font-face {
  font-family: "Inter";
  src: url("/assets/fonts/inter-latin-wght-normal.woff2") format("woff2");
  font-weight: 100 900;
  font-style: normal;
  font-display: swap;
}

/* --------------------------------------------------------------- tokens */
:root {
  color-scheme: dark;

  --bg: #070a12;
  --bg-soft: #0a0e18;
  --panel: #0d1320;
  --panel-2: #111827;
  --panel-3: #151d2d;

  --line: #1c2638;
  --line-soft: #151d2b;
  --line-strong: #2a3750;

  --text: #eef1f8;
  --text-soft: #c9d1e0;
  --muted: #9aa5ba;
  --faint: #7d8aa2;

  --violet: #6a5ae0;
  --violet-soft: #a99cff;
  --violet-deep: #5b4bd6;
  --azure: #4fb8d8;
  --blue: #4f8cff;
  --ok: #4ad295;
  --warn: #e8b05c;
  --danger: #f07878;

  --font: "Inter", ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --mono: ui-monospace, SFMono-Regular, "SF Mono", Consolas, "Liberation Mono", monospace;

  --container: 1180px;
  --container-wide: 1320px;
  --narrow: 760px;

  --radius-xs: 8px;
  --radius-sm: 12px;
  --radius: 18px;
  --radius-lg: 26px;
  --radius-pill: 999px;

  --shadow-sm: 0 1px 0 rgba(255, 255, 255, 0.03) inset;
  --shadow-card: 0 24px 60px rgba(0, 0, 0, 0.28);
  --shadow-hero: 0 40px 120px rgba(0, 0, 0, 0.5);

  --ease: cubic-bezier(0.22, 0.61, 0.36, 1);
  --header-h: 68px;
}

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

html {
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--header-h) + 24px);
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font);
  font-size: 16px;
  line-height: 1.7;
  font-optical-sizing: auto;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

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

picture {
  display: block;
}

img {
  height: auto;
}

a {
  color: inherit;
  text-decoration: none;
}

button,
input,
textarea,
select {
  font: inherit;
}

h1,
h2,
h3,
h4,
p,
ul,
ol,
figure,
blockquote {
  margin: 0;
}

ul,
ol {
  padding: 0;
  list-style: none;
}

strong,
b {
  font-weight: 600;
  color: var(--text);
}

em {
  color: var(--text-soft);
}

hr {
  border: 0;
  border-top: 1px solid var(--line);
  margin: 0;
}

::selection {
  background: rgba(124, 108, 240, 0.35);
  color: #fff;
}

:focus-visible {
  outline: 2px solid var(--violet-soft);
  outline-offset: 3px;
  border-radius: 6px;
}

html.product-page {
  scroll-padding-top: calc(var(--header-h) + 58px);
}

/* --------------------------------------------------------------- type */
.display {
  font-size: clamp(44px, 5.6vw, 76px);
  line-height: 0.99;
  letter-spacing: -0.045em;
  font-weight: 700;
  text-wrap: balance;
}

h1,
.h1 {
  font-size: clamp(36px, 4.4vw, 58px);
  line-height: 1.03;
  letter-spacing: -0.04em;
  font-weight: 700;
  text-wrap: balance;
}

h2,
.h2 {
  font-size: clamp(28px, 3.2vw, 44px);
  line-height: 1.08;
  letter-spacing: -0.035em;
  font-weight: 700;
  text-wrap: balance;
}

h3,
.h3 {
  font-size: clamp(19px, 1.5vw, 23px);
  line-height: 1.25;
  letter-spacing: -0.02em;
  font-weight: 620;
}

h4 {
  font-size: 16px;
  line-height: 1.35;
  letter-spacing: -0.01em;
  font-weight: 620;
}

.lead {
  font-size: clamp(17px, 1.55vw, 20px);
  line-height: 1.62;
  color: var(--text-soft);
  max-width: 62ch;
  text-wrap: pretty;
}

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

.text-soft {
  color: var(--text-soft);
}

.small {
  font-size: 13.5px;
  line-height: 1.65;
}

.tiny {
  font-size: 11.5px;
  line-height: 1.55;
}

.mono {
  font-family: var(--mono);
}

.accent {
  color: var(--violet-soft);
}

.nowrap {
  white-space: nowrap;
}

/* --------------------------------------------------------------- layout */
.container {
  width: min(var(--container), calc(100% - 48px));
  margin-inline: auto;
}

.container-wide {
  width: min(var(--container-wide), calc(100% - 48px));
  margin-inline: auto;
}

.section {
  padding: clamp(64px, 8vw, 112px) 0;
}

.section-tight {
  padding: clamp(44px, 5vw, 72px) 0;
}

.section-head {
  max-width: 760px;
  margin-bottom: clamp(32px, 4vw, 52px);
}

.section-head p {
  margin-top: 16px;
  color: var(--muted);
  font-size: 17px;
  max-width: 64ch;
  text-wrap: pretty;
}

.rule {
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--line), transparent);
}

.bg-soft {
  background:
    radial-gradient(900px 460px at 12% -10%, rgba(124, 108, 240, 0.1), transparent 62%),
    var(--bg-soft);
  border-block: 1px solid var(--line-soft);
}

.grid {
  display: grid;
  gap: 18px;
}

.grid-2 {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.grid-3 {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.grid-4 {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.split {
  display: grid;
  grid-template-columns: minmax(0, 1.02fr) minmax(0, 0.98fr);
  gap: clamp(32px, 5vw, 72px);
  align-items: center;
}

.split-top {
  align-items: start;
}

.stack {
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.stack-sm {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.row {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
}

.between {
  justify-content: space-between;
}

.center {
  text-align: center;
}

.center .lead,
.center .section-head {
  margin-inline: auto;
}

/* --------------------------------------------------------------- brand */
.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  min-width: 0;
}

.brand-mark {
  width: auto;
  height: 30px;
  flex: none;
}

.brand-text {
  display: flex;
  flex-direction: column;
  line-height: 1.1;
}

.brand-name {
  font-size: 15.5px;
  font-weight: 650;
  letter-spacing: -0.01em;
}

.brand-sub {
  font-size: 9.5px;
  font-weight: 650;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--faint);
  margin-top: 3px;
}

.product-brand {
  display: flex;
  align-items: center;
  gap: 14px;
}

.product-brand .mark {
  width: 42px;
  height: 42px;
  flex: none;
}

.product-brand strong {
  display: block;
  font-size: 19px;
  letter-spacing: -0.02em;
}

.product-brand small {
  display: block;
  font-size: 10px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--muted);
  margin-top: 3px;
}

/* --------------------------------------------------------------- header */
.skip {
  position: absolute;
  left: 16px;
  top: -80px;
  z-index: 100;
  background: var(--violet);
  color: #fff;
  padding: 10px 16px;
  border-radius: 8px;
  font-size: 13px;
  transition: top 160ms var(--ease);
}

.skip:focus {
  top: 12px;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  height: var(--header-h);
  background: rgba(7, 10, 18, 0.78);
  backdrop-filter: blur(16px) saturate(130%);
  border-bottom: 1px solid rgba(28, 38, 56, 0.75);
}

.nav {
  display: flex;
  align-items: center;
  gap: 28px;
  height: 100%;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 24px;
  margin-left: 8px;
}

.nav-links a {
  font-size: 13.5px;
  font-weight: 500;
  color: var(--muted);
  padding: 6px 0;
  position: relative;
  transition: color 160ms var(--ease);
}

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

.nav-links a[aria-current="page"] {
  color: var(--text);
}

.nav-links a[aria-current="page"]::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: -2px;
  height: 1px;
  background: var(--violet-soft);
}

.nav-actions {
  margin-left: auto;
  display: flex;
  align-items: center;
  gap: 10px;
}

/* menu mobile: <details> per non usare JavaScript */
.mobile-menu {
  display: none;
  margin-left: auto;
  position: relative;
}

.mobile-menu summary {
  list-style: none;
  width: 40px;
  height: 40px;
  border: 1px solid var(--line);
  border-radius: 10px;
  display: grid;
  place-items: center;
  cursor: pointer;
  color: var(--text-soft);
  background: var(--panel);
}

.mobile-menu summary::-webkit-details-marker {
  display: none;
}

.mobile-menu[open] summary {
  border-color: var(--line-strong);
  color: var(--text);
}

.mobile-panel {
  position: absolute;
  right: 0;
  top: 48px;
  width: min(320px, calc(100vw - 32px));
  background: #0c1220;
  border: 1px solid var(--line-strong);
  border-radius: 16px;
  padding: 16px;
  box-shadow: var(--shadow-card);
}

.mobile-panel a {
  display: block;
  padding: 10px 8px;
  border-radius: 8px;
  color: var(--text-soft);
  font-size: 14px;
}

.mobile-panel a:hover {
  background: rgba(255, 255, 255, 0.04);
  color: var(--text);
}

.mobile-panel .group {
  margin-top: 12px;
  padding-top: 12px;
  border-top: 1px solid var(--line-soft);
}

.mobile-panel .label {
  font-size: 10px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--faint);
  padding: 0 8px 6px;
}

/* --------------------------------------------------------------- buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 42px;
  padding: 0 17px;
  border-radius: 10px;
  border: 1px solid transparent;
  font-size: 13.5px;
  font-weight: 600;
  letter-spacing: -0.005em;
  white-space: nowrap;
  cursor: pointer;
  transition:
    background 160ms var(--ease),
    border-color 160ms var(--ease),
    color 160ms var(--ease),
    transform 160ms var(--ease);
}

.btn:active {
  transform: translateY(1px);
}

.btn svg {
  width: 15px;
  height: 15px;
  flex: none;
}

.btn-primary {
  background: linear-gradient(180deg, #6f5fe6, #6555dd);
  color: #fff;
  box-shadow:
    0 1px 0 rgba(255, 255, 255, 0.18) inset,
    0 8px 24px rgba(106, 90, 224, 0.22);
}

.btn-primary:hover {
  background: linear-gradient(180deg, #6f5fe6, #5f4fd8);
}

.btn-secondary {
  background: var(--panel);
  border-color: var(--line-strong);
  color: var(--text);
}

.btn-secondary:hover {
  background: var(--panel-2);
  border-color: #384764;
}

.btn-ghost {
  background: transparent;
  color: var(--text-soft);
  border-color: transparent;
}

.btn-ghost:hover {
  background: rgba(255, 255, 255, 0.04);
  color: var(--text);
}

.btn-sm {
  min-height: 34px;
  padding: 0 13px;
  font-size: 12.5px;
  border-radius: 9px;
}

.btn-lg {
  min-height: 48px;
  padding: 0 22px;
  font-size: 14.5px;
  border-radius: 11px;
}

.btn-block {
  width: 100%;
}

.cta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: center;
}

.text-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--violet-soft);
  font-size: 13.5px;
  font-weight: 550;
}

.text-link svg {
  width: 14px;
  height: 14px;
  transition: transform 160ms var(--ease);
}

.text-link:hover svg {
  transform: translateX(3px);
}

.text-link:hover {
  color: #c2b8ff;
}

/* --------------------------------------------------------------- eyebrow / badges */
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  font-size: 10.5px;
  font-weight: 650;
  letter-spacing: 0.17em;
  text-transform: uppercase;
  color: var(--violet-soft);
  margin-bottom: 18px;
}

.eyebrow::before {
  content: "";
  width: 18px;
  height: 1px;
  background: currentColor;
  opacity: 0.7;
}

.eyebrow.plain::before {
  display: none;
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 5px 10px;
  border-radius: var(--radius-pill);
  border: 1px solid var(--line-strong);
  background: rgba(255, 255, 255, 0.02);
  color: var(--muted);
  font-size: 10.5px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.badge-violet {
  border-color: rgba(124, 108, 240, 0.35);
  background: rgba(124, 108, 240, 0.1);
  color: var(--violet-soft);
}

.badge-ok {
  border-color: rgba(74, 210, 149, 0.28);
  background: rgba(74, 210, 149, 0.08);
  color: var(--ok);
}

.dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: currentColor;
}

/* --------------------------------------------------------------- hero */
.hero {
  position: relative;
  padding: clamp(64px, 8vw, 108px) 0 clamp(56px, 7vw, 92px);
  overflow: hidden;
}

.hero::before {
  content: "";
  position: absolute;
  inset: -30% 40% auto -20%;
  height: 680px;
  background: radial-gradient(closest-side, rgba(124, 108, 240, 0.18), transparent);
  pointer-events: none;
}

.hero::after {
  content: "";
  position: absolute;
  inset: -10% -10% auto 55%;
  height: 520px;
  background: radial-gradient(closest-side, rgba(79, 184, 216, 0.1), transparent);
  pointer-events: none;
}

.hero-grid {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1.04fr) minmax(0, 0.96fr);
  gap: clamp(36px, 5vw, 64px);
  align-items: center;
}

.hero-copy .display {
  margin-bottom: 22px;
}

.hero-copy .lead {
  margin-bottom: 28px;
}

.hero-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 30px;
}

.hero-meta .chip {
  border: 1px solid var(--line-soft);
  background: rgba(13, 19, 32, 0.7);
  color: var(--muted);
  border-radius: var(--radius-pill);
  padding: 6px 11px;
  font-size: 11.5px;
}

.hero-meta .chip b {
  color: var(--text-soft);
  font-weight: 550;
}

/* pannello "blueprint" disegnato, non un'immagine stock */
.blueprint {
  position: relative;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background:
    linear-gradient(rgba(255, 255, 255, 0.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.025) 1px, transparent 1px),
    linear-gradient(160deg, #101726, #0a0f1a);
  background-size:
    36px 36px,
    36px 36px,
    auto;
  padding: 22px;
  box-shadow: var(--shadow-hero);
  overflow: hidden;
}

.blueprint::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(420px 220px at 80% 0%, rgba(124, 108, 240, 0.16), transparent 70%);
  pointer-events: none;
}

.blueprint-head {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--line-soft);
  margin-bottom: 18px;
}

.blueprint-head .label {
  font-size: 10px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--faint);
}

.blueprint-head .status {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 10.5px;
  color: var(--ok);
}

.layer {
  position: relative;
  display: grid;
  grid-template-columns: 34px 1fr auto;
  gap: 12px;
  align-items: center;
  padding: 13px 12px;
  border: 1px solid var(--line-soft);
  border-radius: 12px;
  background: rgba(7, 10, 18, 0.5);
}

.layer + .layer {
  margin-top: 9px;
}

.layer .n {
  font-family: var(--mono);
  font-size: 10.5px;
  color: var(--faint);
}

.layer strong {
  display: block;
  font-size: 12.5px;
  font-weight: 600;
  letter-spacing: -0.005em;
}

.layer small {
  display: block;
  color: var(--faint);
  font-size: 10.5px;
  margin-top: 1px;
}

.layer .tag {
  font-size: 9.5px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted);
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 3px 8px;
}

.layer.hot {
  border-color: rgba(124, 108, 240, 0.3);
  background: linear-gradient(90deg, rgba(124, 108, 240, 0.1), rgba(7, 10, 18, 0.5));
}

.blueprint-foot {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  margin-top: 16px;
  padding-top: 14px;
  border-top: 1px solid var(--line-soft);
  font-size: 10.5px;
  color: var(--faint);
}

/* --------------------------------------------------------------- cards */
.card {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: linear-gradient(180deg, var(--panel), #0b101a);
  padding: 26px;
}

.card-hover {
  transition:
    border-color 180ms var(--ease),
    transform 180ms var(--ease),
    background 180ms var(--ease);
}

.card-hover:hover {
  border-color: var(--line-strong);
  background: linear-gradient(180deg, #101827, #0b101a);
  transform: translateY(-2px);
}

.card-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 14px;
  margin-bottom: 12px;
}

.card p {
  color: var(--muted);
  font-size: 14px;
  line-height: 1.65;
}

.card p + p {
  margin-top: 10px;
}

.icon-box {
  width: 38px;
  height: 38px;
  border-radius: 10px;
  display: grid;
  place-items: center;
  border: 1px solid rgba(124, 108, 240, 0.24);
  background: rgba(124, 108, 240, 0.09);
  color: var(--violet-soft);
  margin-bottom: 16px;
}

.icon-box svg {
  width: 19px;
  height: 19px;
}

.ico {
  width: 18px;
  height: 18px;
}

.ico-menu {
  width: 18px;
  height: 18px;
}

.icon-box.azure {
  border-color: rgba(79, 184, 216, 0.24);
  background: rgba(79, 184, 216, 0.08);
  color: #7fd0e8;
}

.icon-box.ok {
  border-color: rgba(74, 210, 149, 0.24);
  background: rgba(74, 210, 149, 0.08);
  color: var(--ok);
}

.icon-box.plain {
  border-color: var(--line);
  background: rgba(255, 255, 255, 0.02);
  color: var(--text-soft);
}

/* --------------------------------------------------------------- product */
.product-card {
  display: grid;
  grid-template-columns: minmax(0, 0.95fr) minmax(0, 1.05fr);
  gap: clamp(24px, 4vw, 48px);
  align-items: center;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-lg);
  background:
    radial-gradient(700px 340px at 0% 0%, rgba(124, 108, 240, 0.12), transparent 65%),
    linear-gradient(160deg, #101726, #0a0f1a);
  padding: clamp(24px, 3.5vw, 44px);
  overflow: hidden;
}

.product-card .product-brand {
  margin-bottom: 20px;
}

.product-card h3 {
  font-size: clamp(28px, 3vw, 40px);
  letter-spacing: -0.035em;
  margin-bottom: 14px;
}

.product-card p {
  color: var(--muted);
  max-width: 52ch;
}

.product-features {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 22px 0 26px;
}

.product-features span {
  font-size: 11.5px;
  color: var(--text-soft);
  border: 1px solid var(--line);
  border-radius: var(--radius-pill);
  padding: 5px 10px;
  background: rgba(255, 255, 255, 0.015);
}

.product-preview {
  position: relative;
  border: 1px solid var(--line-strong);
  border-radius: 14px;
  background: #080c14;
  padding: 8px;
  box-shadow: var(--shadow-card);
}

.product-preview img {
  width: 100%;
  height: auto;
  border-radius: 8px;
}

.product-preview .caption {
  display: flex;
  justify-content: space-between;
  gap: 10px;
  padding: 9px 4px 2px;
  font-size: 10px;
  color: var(--faint);
}

/* --------------------------------------------------------------- steps */
.steps {
  counter-reset: step;
  display: grid;
  gap: 0;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--panel);
  overflow: hidden;
}

.step {
  counter-increment: step;
  display: grid;
  grid-template-columns: 56px minmax(0, 0.8fr) minmax(0, 1.2fr);
  gap: 20px;
  align-items: start;
  padding: 22px 26px;
  border-top: 1px solid var(--line-soft);
}

.step:first-child {
  border-top: 0;
}

.step::before {
  content: "0" counter(step);
  font-family: var(--mono);
  font-size: 11px;
  color: var(--violet-soft);
  padding-top: 3px;
}

.step h3 {
  font-size: 15.5px;
}

.step p {
  color: var(--muted);
  font-size: 13.5px;
  line-height: 1.65;
}

/* --------------------------------------------------------------- screenshots */
.frame {
  border: 1px solid var(--line-strong);
  border-radius: 14px;
  background: #080c14;
  padding: 8px;
  box-shadow: var(--shadow-card);
  overflow: hidden;
}

.frame img {
  width: 100%;
  height: auto;
  border-radius: 8px;
}

.frame-caption {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  padding: 10px 4px 2px;
  font-size: 11px;
  color: var(--faint);
}

.gallery {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 26px;
}

.gallery figure {
  min-width: 0;
}

.gallery figcaption {
  margin-top: 14px;
}

.gallery figcaption strong {
  display: block;
  font-size: 14.5px;
  margin-bottom: 3px;
}

.gallery figcaption span {
  color: var(--muted);
  font-size: 12.8px;
}

.shot-wide {
  border: 1px solid var(--line-strong);
  border-radius: 16px;
  background: #080c14;
  padding: 10px;
  box-shadow: var(--shadow-hero);
}

.shot-wide img {
  width: 100%;
  height: auto;
  border-radius: 10px;
}

/* --------------------------------------------------------------- comparison */
.compare {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
}

.compare-card {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 26px;
  background: var(--panel);
}

.compare-card.good {
  border-color: rgba(124, 108, 240, 0.28);
  background:
    radial-gradient(420px 220px at 0% 0%, rgba(124, 108, 240, 0.1), transparent 65%),
    var(--panel);
}

.compare-card .kicker {
  font-size: 10px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--faint);
  margin-bottom: 10px;
}

.compare-card h3 {
  margin-bottom: 16px;
}

.list {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.list li {
  position: relative;
  padding-left: 23px;
  color: var(--muted);
  font-size: 13.8px;
  line-height: 1.6;
}

.list li::before {
  position: absolute;
  left: 0;
  top: 0;
  font-weight: 700;
}

.list.bad li::before {
  content: "×";
  color: #8a7192;
}

.list.good li::before {
  content: "✓";
  color: var(--ok);
}

/* --------------------------------------------------------------- providers */
.provider-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.provider {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  border: 1px solid var(--line);
  background: var(--panel);
  border-radius: 9px;
  padding: 8px 11px;
  font-size: 12px;
  color: var(--text-soft);
}

.provider::before {
  content: "";
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--violet-soft);
}

.provider.local::before {
  background: var(--ok);
}

/* --------------------------------------------------------------- table */
.table-wrap {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--panel);
}

table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13.5px;
}

th,
td {
  text-align: left;
  padding: 14px 18px;
  border-top: 1px solid var(--line-soft);
  vertical-align: top;
}

thead th {
  border-top: 0;
  font-size: 10.5px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--faint);
  font-weight: 600;
}

td {
  color: var(--muted);
}

td:first-child {
  color: var(--text-soft);
  font-weight: 550;
  white-space: nowrap;
}

/* --------------------------------------------------------------- faq */
.faq {
  border-top: 1px solid var(--line);
}

.faq details {
  border-bottom: 1px solid var(--line);
}

.faq summary {
  list-style: none;
  cursor: pointer;
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 24px;
  padding: 20px 0;
  font-size: 15.5px;
  font-weight: 550;
  color: var(--text-soft);
}

.faq summary::-webkit-details-marker {
  display: none;
}

.faq summary::after {
  content: "+";
  flex: none;
  font-size: 18px;
  line-height: 1;
  color: var(--faint);
  transition: transform 160ms var(--ease);
}

.faq details[open] summary {
  color: var(--text);
}

.faq details[open] summary::after {
  content: "−";
  color: var(--violet-soft);
}

.faq .answer {
  padding: 0 44px 22px 0;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.7;
  max-width: 78ch;
}

.faq .answer p + p {
  margin-top: 10px;
}

/* --------------------------------------------------------------- notices */
.notice {
  border: 1px solid var(--line-strong);
  background: rgba(124, 108, 240, 0.06);
  border-radius: 12px;
  padding: 16px 18px;
  font-size: 13px;
  color: var(--text-soft);
  line-height: 1.65;
}

.notice strong {
  color: var(--text);
}

.notice.warn {
  border-color: rgba(232, 176, 92, 0.3);
  background: rgba(232, 176, 92, 0.07);
}

/* --------------------------------------------------------------- product nav */
.product-nav {
  position: sticky;
  top: var(--header-h);
  z-index: 30;
  background: rgba(7, 10, 18, 0.88);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--line-soft);
}

.product-nav .inner {
  display: flex;
  gap: 22px;
  overflow-x: auto;
  scrollbar-width: none;
  padding: 12px 0;
}

.product-nav .inner::-webkit-scrollbar {
  display: none;
}

.product-nav a {
  font-size: 12.5px;
  color: var(--muted);
  white-space: nowrap;
  padding: 4px 0;
}

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

/* --------------------------------------------------------------- breadcrumb */
.breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  font-size: 11.5px;
  color: var(--faint);
  padding: 22px 0 0;
}

.breadcrumb a {
  color: var(--muted);
}

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

.breadcrumb .sep {
  color: #3b465c;
}

/* --------------------------------------------------------------- prose */
.prose {
  max-width: var(--narrow);
}

.prose h2 {
  margin: 40px 0 14px;
  font-size: clamp(24px, 2.6vw, 32px);
}

.prose h2:first-child {
  margin-top: 0;
}

.prose p,
.prose li {
  color: var(--muted);
  font-size: 15px;
  line-height: 1.75;
}

.prose p {
  margin-bottom: 14px;
}

.prose ul {
  margin: 0 0 18px;
}

.prose li {
  position: relative;
  padding-left: 20px;
  margin-bottom: 8px;
}

.prose li::before {
  content: "—";
  position: absolute;
  left: 0;
  color: var(--violet-soft);
}

.prose a {
  color: var(--violet-soft);
  text-decoration: underline;
  text-underline-offset: 2px;
}

/* --------------------------------------------------------------- cta panel */
.cta-panel {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 32px;
  align-items: center;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-lg);
  padding: clamp(26px, 4vw, 46px);
  background:
    radial-gradient(620px 300px at 100% 0%, rgba(124, 108, 240, 0.16), transparent 68%),
    radial-gradient(420px 260px at 0% 100%, rgba(79, 184, 216, 0.08), transparent 70%),
    linear-gradient(160deg, #111827, #0a0f1a);
  overflow: hidden;
}

.cta-panel h2 {
  margin-bottom: 12px;
}

.cta-panel p {
  color: var(--muted);
  max-width: 58ch;
}

.cta-panel .cta-row {
  justify-content: flex-end;
}

/* --------------------------------------------------------------- contact */
.contact-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}

.contact-card {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--panel);
  padding: 24px;
}

.contact-card h3 {
  margin-bottom: 8px;
  font-size: 17px;
}

.contact-card p {
  color: var(--muted);
  font-size: 13.5px;
  margin-bottom: 16px;
}

.contact-card a {
  color: var(--violet-soft);
  font-size: 13.5px;
  word-break: break-word;
}

/* --------------------------------------------------------------- footer */
.site-footer {
  border-top: 1px solid var(--line);
  background: #060910;
  padding: 56px 0 30px;
  margin-top: 0;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr repeat(3, minmax(0, 0.7fr));
  gap: 36px;
}

.footer-brand p {
  color: var(--faint);
  font-size: 12.5px;
  max-width: 34ch;
  margin-top: 14px;
  line-height: 1.65;
}

.footer-col h2 {
  font-size: 10px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--faint);
  font-weight: 650;
  margin-bottom: 14px;
}

.footer-col a {
  display: block;
  color: var(--muted);
  font-size: 13px;
  padding: 4px 0;
}

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

.footer-bottom {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 12px;
  align-items: center;
  border-top: 1px solid var(--line-soft);
  margin-top: 44px;
  padding-top: 22px;
  color: var(--faint);
  font-size: 11.5px;
}

.footer-bottom .muted-link {
  color: var(--muted);
}

.footer-bottom .muted-link:hover {
  color: var(--text);
}

/* --------------------------------------------------------------- utilities */
.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;
}

.icon-sprite {
  position: absolute;
  width: 0;
  height: 0;
  overflow: hidden;
}

.mt-0 {
  margin-top: 0 !important;
}
.pt-0 {
  padding-top: 0 !important;
}
.mt-8 {
  margin-top: 8px !important;
}
.mt-16 {
  margin-top: 16px !important;
}
.mt-24 {
  margin-top: 24px !important;
}
.mt-32 {
  margin-top: 32px !important;
}
.mt-40 {
  margin-top: 40px !important;
}
.mb-0 {
  margin-bottom: 0 !important;
}
.mb-16 {
  margin-bottom: 16px !important;
}
.mb-24 {
  margin-bottom: 24px !important;
}
.mb-32 {
  margin-bottom: 32px !important;
}

/* --------------------------------------------------------------- responsive */
@media (max-width: 1080px) {
  .hero-grid,
  .split,
  .product-card {
    grid-template-columns: 1fr;
  }

  .hero-visual {
    order: 2;
  }

  .product-card {
    gap: 28px;
  }

  .grid-4 {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .footer-grid {
    grid-template-columns: 1.4fr repeat(2, minmax(0, 0.7fr));
  }

  .footer-col:last-child {
    grid-column: 2;
  }

  .contact-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 900px) {
  .nav-links,
  .nav-actions {
    display: none;
  }

  .mobile-menu {
    display: block;
  }

  .grid-3 {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .step {
    grid-template-columns: 42px minmax(0, 0.8fr) minmax(0, 1.2fr);
    padding: 20px;
  }

  .gallery {
    grid-template-columns: 1fr;
  }

  .compare {
    grid-template-columns: 1fr;
  }

  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }

  .footer-brand {
    grid-column: 1 / -1;
  }

  .footer-col:last-child {
    grid-column: auto;
  }
}

@media (max-width: 680px) {
  .product-nav::after {
    content: "";
    position: absolute;
    top: 0;
    right: 0;
    bottom: 0;
    width: 38px;
    background: linear-gradient(90deg, transparent, rgba(7, 10, 18, 0.96));
    pointer-events: none;
  }

  .container,
  .container-wide {
    width: calc(100% - 32px);
  }

  .section {
    padding: 56px 0;
  }

  .grid-2,
  .grid-3,
  .grid-4 {
    grid-template-columns: 1fr;
  }

  .step {
    grid-template-columns: 1fr;
    gap: 8px;
  }

  .step::before {
    padding-top: 0;
  }

  .hero {
    padding-top: 48px;
  }

  .hero-meta {
    margin-top: 22px;
  }

  .blueprint {
    padding: 16px;
  }

  .layer {
    grid-template-columns: 28px 1fr;
  }

  .layer .tag {
    display: none;
  }

  .product-card {
    padding: 20px;
    border-radius: 18px;
  }

  .cta-row .btn {
    width: 100%;
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 28px;
  }

  .footer-bottom {
    flex-direction: column;
    align-items: flex-start;
  }

  th,
  td {
    padding: 12px 14px;
  }

  td:first-child {
    white-space: normal;
  }
}

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

  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}