:root {
  color-scheme: light;

  --color-primary: #8C1C3A;        
  --color-primary-deep: #70162E;   
  --color-secondary: #FFB38A;      
  --color-secondary-soft: #FFD1B8;
  --color-accent: #8C1C3A;         
  --color-on-accent: #FFF3E8;

  --color-bg: #FFF3E8;             
  --color-bg-alt: #FCE8E6;         
  --color-surface: #FFF3E8;
  --color-text: #24191C;           
  --color-text-muted: #6B575D;
  --color-text-soft: #766168;
  --color-border: #E5CCD0;

  --color-dark: #24191C;           
  --color-dark-surface: #332328;
  --color-dark-border: #61404A;
  --color-dark-text: #FFF3E8;
  --color-dark-muted: #D8C8CE;

  --font-heading: "Segoe UI", system-ui, -apple-system, "Helvetica Neue", Arial, sans-serif;
  --font-body: "Segoe UI", system-ui, -apple-system, "Helvetica Neue", Arial, sans-serif;
  --font-mono: Consolas, "SFMono-Regular", Menlo, monospace;

  --radius: 12px;
  --radius-sm: 9px;
  --radius-lg: 16px;
  --shadow: 0 20px 50px rgba(36, 25, 28, 0.14);
  --shadow-sm: 0 6px 18px rgba(36, 25, 28, 0.10);
  --container: 1120px;
}

@media (prefers-color-scheme: dark) {
  :root {
    color-scheme: dark;
    --color-accent: #FFB38A;
    --color-on-accent: #24191C;
    --color-bg: #24191C;
    --color-bg-alt: #332328;
    --color-surface: #332328;
    --color-text: #FFF3E8;
    --color-text-muted: #D8C8CE;
    --color-text-soft: #CBB7BF;
    --color-border: #61404A;
    --shadow: 0 20px 50px rgba(0, 0, 0, 0.45);
    --shadow-sm: 0 6px 18px rgba(0, 0, 0, 0.35);
  }
}



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

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

body {
  margin: 0;
  background: var(--color-bg);
  color: var(--color-text);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.55;
}

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

a { color: var(--color-primary); text-decoration: none; }
a:hover { text-decoration: underline; text-underline-offset: 3px; }

@media (prefers-color-scheme: dark) {
  a { color: var(--color-secondary); }
}

h1, h2, h3, h4 {
  margin: 0;
  font-family: var(--font-heading);
  font-weight: 700;
  letter-spacing: -0.025em;
  line-height: 1.15;
}
h1 { font-size: clamp(2.2rem, 4.6vw, 3.4rem); letter-spacing: -0.03em; line-height: 1.05; }
h2 { font-size: clamp(1.6rem, 3vw, 2.2rem); }
h3 { font-size: 1.15rem; }
p { margin: 0; }
p + p { margin-top: 1em; }

button, input, textarea { font: inherit; color: inherit; }
button { cursor: pointer; }

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

.container {
  width: 100%;
  max-width: var(--container);
  margin-inline: auto;
  padding-inline: 20px;
}

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

.eyebrow {
  margin: 0 0 12px;
  color: var(--color-text-soft);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.075em;
  text-transform: uppercase;
}

.lead {
  color: var(--color-text-muted);
  font-size: 1.15rem;
  line-height: 1.5;
}

.section { padding-block: 72px; }
.section-alt { background: var(--color-bg-alt); }
.section-head { max-width: 640px; margin-bottom: 40px; }
.section-head p { margin-top: 12px; color: var(--color-text-muted); }



.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  min-height: 48px;
  padding: 12px 22px;
  border: 1px solid transparent;
  border-radius: var(--radius-sm);
  font-weight: 650;
  line-height: 1.2;
  text-decoration: none;
  transition: background-color 120ms ease, color 120ms ease, border-color 120ms ease, transform 120ms ease;
}
.btn:hover { text-decoration: none; }
.btn:active { transform: translateY(1px); }
.btn svg { flex: 0 0 auto; }

.btn-primary {
  background: var(--color-accent);
  border-color: var(--color-accent);
  color: var(--color-on-accent);
}
.btn-primary:hover { background: var(--color-primary-deep); border-color: var(--color-primary-deep); color: #FFF3E8; }
@media (prefers-color-scheme: dark) {
  .btn-primary:hover { background: var(--color-secondary-soft); border-color: var(--color-secondary-soft); color: #24191C; }
}

.btn-ghost {
  background: transparent;
  border-color: var(--color-accent);
  color: var(--color-accent);
}
.btn-ghost:hover { background: var(--color-accent); color: var(--color-on-accent); }

.btn-lg { min-height: 56px; padding: 14px 28px; font-size: 1.05rem; }
.btn-sm { min-height: 40px; padding: 8px 16px; font-size: 0.95rem; }



.nav {
  position: sticky;
  top: 0;
  z-index: 50;
  background: var(--color-bg);
  border-bottom: 1px solid var(--color-border);
}
.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  min-height: 68px;
}
.nav-brand { display: inline-flex; align-items: center; flex: 0 0 auto; }
.brand-logo { width: auto; height: 40px; }

.nav-links {
  display: flex;
  align-items: center;
  gap: 26px;
  margin: 0;
  padding: 0;
  list-style: none;
}
.nav-links a {
  color: var(--color-text-muted);
  font-size: 15px;
  font-weight: 600;
}
.nav-links a:hover,
.nav-links a[aria-current="page"] { color: var(--color-text); text-decoration: none; }
.nav-links a[aria-current="page"] {
  text-decoration: underline;
  text-decoration-color: var(--color-accent);
  text-decoration-thickness: 2px;
  text-underline-offset: 6px;
}

.nav-toggle {
  display: none;
  place-items: center;
  width: 44px;
  height: 44px;
  padding: 0;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  background: var(--color-bg-alt);
  color: var(--color-primary);
}
.nav-toggle svg { width: 22px; height: 22px; }
@media (prefers-color-scheme: dark) { .nav-toggle { color: var(--color-secondary); } }

@media (max-width: 860px) {
  .nav-toggle { display: grid; }
  .nav-links {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    display: none;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: 8px 20px 16px;
    background: var(--color-bg);
    border-bottom: 1px solid var(--color-border);
    box-shadow: var(--shadow-sm);
  }
  .nav-links.open { display: flex; }
  .nav-links li { border-top: 1px solid var(--color-border); }
  .nav-links a { display: block; padding: 14px 4px; }
  .nav-links a[aria-current="page"] { text-decoration: none; color: var(--color-primary); }
}



.hero {
  position: relative;
  overflow: hidden;
  padding-block: 72px 80px;
}
.hero::before {
  content: "";
  position: absolute;
  inset: -20% -10% auto auto;
  width: 60vw;
  max-width: 760px;
  aspect-ratio: 1;
  border-radius: 50%;
  background: radial-gradient(closest-side, rgba(255, 179, 138, 0.45), rgba(255, 179, 138, 0));
  pointer-events: none;
}
.hero-inner {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr);
  gap: 56px;
  align-items: center;
}
.hero-copy .lead { margin-top: 18px; max-width: 36ch; }
.hero-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 14px;
  margin-top: 30px;
}
.hero-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 22px;
  margin-top: 22px;
  color: var(--color-text-soft);
  font-size: 14px;
}
.hero-meta span { display: inline-flex; align-items: center; gap: 7px; }
.hero-meta svg { width: 16px; height: 16px; color: var(--color-primary); }
@media (prefers-color-scheme: dark) { .hero-meta svg { color: var(--color-secondary); } }

.hero-visual { display: grid; place-items: center; }

@media (max-width: 860px) {
  .hero { padding-block: 48px 56px; }
  .hero-inner { grid-template-columns: 1fr; gap: 40px; }
  .hero::before { inset: auto -30% -30% auto; width: 90vw; }
}



.mock {
  width: 340px;
  max-width: 100%;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  background: var(--color-surface);
  box-shadow: var(--shadow);
  overflow: hidden;
  font-size: 14px;
  line-height: 1.4;
}
.mock-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 12px 16px;
  border-bottom: 1px solid var(--color-border);
}
.mock-header img { height: 40px; width: auto; }
.mock-refresh {
  display: grid;
  place-items: center;
  width: 40px;
  height: 40px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  background: var(--color-bg-alt);
  color: var(--color-primary);
}
.mock-refresh svg { width: 18px; height: 18px; }
@media (prefers-color-scheme: dark) { .mock-refresh { color: var(--color-secondary); } }

.mock-main { padding: 16px 16px 0; }
.mock-panel {
  padding: 14px;
  border: 1px solid var(--color-border);
  border-left: 4px solid var(--color-accent);
  border-radius: var(--radius);
  background: var(--color-bg-alt);
}
.mock-label {
  margin: 0;
  color: var(--color-text-soft);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.075em;
  text-transform: uppercase;
}
.mock-domain { margin-top: 6px; font-size: 19px; font-weight: 650; letter-spacing: -0.025em; }
.mock-path { margin-top: 3px; color: var(--color-text-muted); font: 12px/1.45 var(--font-mono); }

.mock-section { margin-top: 16px; }
.mock-section .mock-label { margin: 0 0 8px 2px; }
.mock-rows {
  overflow: hidden;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  background: var(--color-surface);
}
.mock-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 12px;
}
.mock-row + .mock-row { border-top: 1px solid var(--color-border); }
.mock-row-title { font-weight: 650; }
.mock-row-sub { margin-top: 2px; color: var(--color-text-soft); font-size: 12px; }
.mock-btn {
  min-width: 76px;
  padding: 10px 12px;
  border: 1px solid var(--color-accent);
  border-radius: var(--radius-sm);
  background: transparent;
  color: var(--color-accent);
  font-size: 13px;
  font-weight: 650;
  text-align: center;
}
.mock-btn.active { background: var(--color-accent); color: var(--color-on-accent); }

.mock-footer { padding: 12px 16px 16px; }
.mock-toggle {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 40px;
  color: var(--color-text-muted);
  font-size: 13px;
  font-weight: 600;
}
.mock-track {
  position: relative;
  width: 40px;
  height: 24px;
  border-radius: 20px;
  background: var(--color-text-soft);
}
.mock-track.on { background: var(--color-accent); }
.mock-track::after {
  content: "";
  position: absolute;
  top: 4px;
  left: 4px;
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background: var(--color-bg);
}
.mock-track.on::after { transform: translateX(16px); }
.mock-settings {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: 10px;
  padding: 10px 14px;
  border: 1px solid var(--color-border);
  border-radius: 10px;
  background: var(--color-bg-alt);
  font-weight: 650;
}
.mock-settings svg { width: 18px; height: 18px; }



.notice {
  display: flex;
  gap: 14px;
  align-items: flex-start;
  padding: 16px 18px;
  border: 1px solid var(--color-border);
  border-left: 4px solid var(--color-accent);
  border-radius: var(--radius);
  background: var(--color-bg-alt);
  color: var(--color-text-muted);
  font-size: 15px;
}
.notice svg { flex: 0 0 auto; width: 20px; height: 20px; margin-top: 2px; color: var(--color-primary); }
.notice strong { color: var(--color-text); }
@media (prefers-color-scheme: dark) { .notice svg { color: var(--color-secondary); } }



.stats {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 20px;
}
.stat {
  padding: 22px 24px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  background: var(--color-surface);
}
.stat-value {
  font-size: 2.1rem;
  font-weight: 750;
  letter-spacing: -0.03em;
  line-height: 1;
  color: var(--color-primary);
}
.stat-label { margin-top: 8px; color: var(--color-text-muted); font-size: 15px; }
@media (prefers-color-scheme: dark) { .stat-value { color: var(--color-secondary); } }
@media (max-width: 760px) { .stats { grid-template-columns: 1fr; } }



.features-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 20px;
}
.feature {
  display: flex;
  gap: 18px;
  padding: 24px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  background: var(--color-surface);
}
.feature-icon {
  display: grid;
  place-items: center;
  flex: 0 0 auto;
  width: 48px;
  height: 48px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  background: var(--color-bg-alt);
  color: var(--color-primary);
}
.feature-icon svg { width: 24px; height: 24px; }
.feature h3 { margin-bottom: 6px; }
.feature p { color: var(--color-text-muted); font-size: 15px; }
@media (prefers-color-scheme: dark) { .feature-icon { color: var(--color-secondary); } }
@media (max-width: 760px) { .features-grid { grid-template-columns: 1fr; } }

.feature-list { display: grid; gap: 20px; }
.feature-list .feature { align-items: flex-start; }
.feature-list .feature > div { min-width: 0; }
.feature ul { margin: 10px 0 0; padding-left: 18px; color: var(--color-text-muted); font-size: 15px; }
.feature li + li { margin-top: 4px; }



.steps {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 20px;
  counter-reset: step;
}
.step {
  position: relative;
  padding: 24px 24px 24px 24px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  background: var(--color-surface);
}
.step-num {
  display: grid;
  place-items: center;
  width: 36px;
  height: 36px;
  margin-bottom: 14px;
  border-radius: 50%;
  background: var(--color-accent);
  color: var(--color-on-accent);
  font-weight: 750;
}
.step h3 { margin-bottom: 6px; }
.step p { color: var(--color-text-muted); font-size: 15px; }
@media (max-width: 760px) { .steps { grid-template-columns: 1fr; } }



.icon-band {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 32px;
  align-items: center;
  padding: 32px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  background: var(--color-surface);
}
.icon-band img { width: 112px; height: 112px; border-radius: 24px; box-shadow: var(--shadow-sm); }
.icon-band p { margin-top: 8px; color: var(--color-text-muted); }
@media (max-width: 640px) { .icon-band { grid-template-columns: 1fr; text-align: center; justify-items: center; } }



.un-hero {
  background: var(--color-dark);
  color: var(--color-dark-text);
  padding-block: 56px;
}
.un-hero-inner {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 28px;
  align-items: center;
}
.un-hero img { width: 88px; height: 88px; border-radius: 20px; box-shadow: 0 12px 30px rgba(0, 0, 0, 0.35); }
.un-hero .eyebrow { color: var(--color-secondary); }
.un-hero h1 { color: var(--color-dark-text); }
.un-hero .lead { margin-top: 12px; color: var(--color-dark-muted); max-width: 52ch; }
@media (max-width: 640px) { .un-hero-inner { grid-template-columns: 1fr; } }

.un-layout {
  display: grid;
  grid-template-columns: 280px minmax(0, 1fr);
  gap: 32px;
  align-items: start;
}
.un-side { position: sticky; top: 88px; }
.un-side .eyebrow { margin-bottom: 10px; }
.un-side-note { margin-top: 14px; color: var(--color-text-soft); font-size: 13px; line-height: 1.5; }

.browser-pick { display: grid; gap: 10px; }
.browser-pick .toggle-btn {
  display: flex;
  align-items: center;
  gap: 14px;
  width: 100%;
  min-height: 64px;
  padding: 12px 14px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  background: var(--color-surface);
  color: var(--color-text);
  text-align: left;
}
.browser-pick .toggle-btn:hover { border-color: var(--color-accent); background: var(--color-bg-alt); color: var(--color-text); }
.browser-pick .toggle-btn.active {
  border-color: var(--color-accent);
  background: var(--color-accent);
  color: var(--color-on-accent);
}
.browser-pick .badge {
  display: grid;
  place-items: center;
  flex: 0 0 auto;
  width: 38px;
  height: 38px;
  border-radius: 10px;
  background: var(--color-bg-alt);
  color: var(--color-primary);
  font-weight: 750;
  font-size: 15px;
  letter-spacing: -0.02em;
}
.browser-pick .toggle-btn.active .badge { background: rgba(255, 243, 232, 0.18); color: var(--color-on-accent); }
@media (prefers-color-scheme: dark) {
  .browser-pick .badge { color: var(--color-secondary); }
  .browser-pick .toggle-btn.active .badge { background: rgba(36, 25, 28, 0.18); }
}
.browser-pick .pick-text { display: grid; gap: 2px; min-width: 0; }
.browser-pick .pick-text strong { font-weight: 650; }
.browser-pick .pick-text small { font-size: 12px; opacity: 0.8; }

.un-card {
  padding: 24px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  background: var(--color-surface);
}
.un-card-head {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 12px 20px;
  margin-bottom: 22px;
  padding-bottom: 18px;
  border-bottom: 1px solid var(--color-border);
}
.un-card-head h2 { font-size: 1.5rem; }
.un-card + .notice { margin-top: 16px; }

.os-switch {
  display: inline-flex;
  border: 1px solid var(--color-accent);
  border-radius: var(--radius-sm);
  overflow: hidden;
}
.os-switch .toggle-btn {
  min-width: 0;
  min-height: 40px;
  padding: 8px 18px;
  border: 0;
  border-radius: 0;
  font-size: 14px;
}
.os-switch .toggle-btn + .toggle-btn { border-left: 1px solid var(--color-accent); }

.timeline {
  list-style: none;
  margin: 0;
  padding: 0;
  counter-reset: step;
}
.timeline li {
  position: relative;
  padding: 0 0 22px 52px;
  counter-increment: step;
}
.timeline li::before {
  content: counter(step);
  position: absolute;
  left: 0;
  top: 0;
  display: grid;
  place-items: center;
  width: 34px;
  height: 34px;
  border-radius: 50%;
  background: var(--color-accent);
  color: var(--color-on-accent);
  font-weight: 750;
  font-size: 14px;
}
.timeline li::after {
  content: "";
  position: absolute;
  left: 16px;
  top: 40px;
  bottom: 0;
  width: 2px;
  background: var(--color-border);
}
.timeline li:last-child { padding-bottom: 0; }
.timeline li:last-child::after { display: none; }
.timeline h3 { margin: 6px 0 4px; font-size: 1.02rem; }
.timeline p { color: var(--color-text-muted); font-size: 15px; }
.timeline kbd {
  padding: 2px 7px;
  border: 1px solid var(--color-border);
  border-bottom-width: 2px;
  border-radius: 6px;
  background: var(--color-bg-alt);
  font: 0.85em var(--font-mono);
  color: var(--color-text);
}

@media (max-width: 860px) {
  .un-layout { grid-template-columns: 1fr; gap: 20px; }
  .un-side { position: static; }
  .browser-pick { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .browser-pick .toggle-btn { flex-direction: column; align-items: flex-start; gap: 8px; min-height: 0; }
  .browser-pick .pick-text small { display: none; }
}



.cta-band {
  background: var(--color-dark);
  color: var(--color-dark-text);
  padding-block: 64px;
}
.cta-band-inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}
.cta-band h2 { color: var(--color-dark-text); }
.cta-band p { margin-top: 8px; color: var(--color-dark-muted); max-width: 52ch; }
.cta-band .btn-primary { background: var(--color-secondary); border-color: var(--color-secondary); color: #24191C; }
.cta-band .btn-primary:hover { background: var(--color-secondary-soft); border-color: var(--color-secondary-soft); color: #24191C; }



.footer {
  background: var(--color-dark);
  color: var(--color-dark-muted);
  border-top: 1px solid var(--color-dark-border);
  padding-block: 36px;
}
.footer-inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 18px 32px;
}
.footer-brand img { height: 32px; width: auto; }
.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 22px;
  margin: 0;
  padding: 0;
  list-style: none;
}
.footer-links a { color: var(--color-dark-muted); font-size: 14px; font-weight: 600; }
.footer-links a:hover { color: var(--color-secondary); }
.footer-copy { width: 100%; font-size: 13px; color: var(--color-text-soft); }
@media (prefers-color-scheme: dark) { .footer-copy { color: #A08B93; } }



.page-head { padding-block: 56px 32px; border-bottom: 1px solid var(--color-border); }
.page-head .lead { margin-top: 14px; max-width: 60ch; }
.prose { max-width: 760px; }
.prose h2 { margin-top: 40px; margin-bottom: 12px; font-size: 1.5rem; }
.prose h3 { margin-top: 26px; margin-bottom: 8px; }
.prose p, .prose li { color: var(--color-text-muted); }
.prose ul, .prose ol { margin: 12px 0 0; padding-left: 22px; }
.prose li + li { margin-top: 8px; }
.prose strong { color: var(--color-text); }
.prose code {
  padding: 2px 6px;
  border: 1px solid var(--color-border);
  border-radius: 6px;
  background: var(--color-bg-alt);
  font: 0.9em var(--font-mono);
  color: var(--color-text);
}



.faq-list { display: grid; gap: 12px; max-width: 820px; }
.faq-item {
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  background: var(--color-surface);
  overflow: hidden;
}
.faq-q {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  width: 100%;
  padding: 18px 20px;
  border: 0;
  background: transparent;
  text-align: left;
  font-weight: 650;
  font-size: 1.05rem;
  color: var(--color-text);
}
.faq-q:hover { background: var(--color-bg-alt); }
.faq-q svg {
  flex: 0 0 auto;
  width: 20px;
  height: 20px;
  color: var(--color-primary);
  transition: transform 160ms ease;
}
@media (prefers-color-scheme: dark) { .faq-q svg { color: var(--color-secondary); } }
.faq-item.open .faq-q { border-bottom: 1px solid var(--color-border); }
.faq-item.open .faq-q svg { transform: rotate(180deg); }
.faq-a { display: none; padding: 16px 20px 20px; color: var(--color-text-muted); }
.faq-a p + p { margin-top: 10px; }
.faq-item.open .faq-a { display: block; }



.toggle-row { display: flex; flex-wrap: wrap; gap: 10px; margin: 20px 0 16px; }
.toggle-btn {
  min-width: 96px;
  min-height: 44px;
  padding: 8px 16px;
  border: 1px solid var(--color-accent);
  border-radius: var(--radius-sm);
  background: transparent;
  color: var(--color-accent);
  font-size: 14px;
  font-weight: 650;
}
.toggle-btn:hover, .toggle-btn.active { background: var(--color-accent); color: var(--color-on-accent); }
.toggle-section { display: none; }
.toggle-section.active { display: block; }
.toggle-section ol { padding-left: 22px; }



.form { display: grid; gap: 18px; max-width: 640px; }
.field { display: grid; gap: 6px; }
.field label { font-weight: 650; font-size: 15px; }
.field input, .field textarea {
  width: 100%;
  padding: 12px 14px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  background: var(--color-surface);
  color: var(--color-text);
}
.field textarea { min-height: 160px; resize: vertical; }
.field input:focus, .field textarea:focus { outline: 3px solid var(--color-accent); outline-offset: 1px; border-color: var(--color-accent); }
.field-hint { color: var(--color-text-soft); font-size: 13px; }
.form-actions { display: flex; flex-wrap: wrap; align-items: center; gap: 14px; }
.form-error { display: none; color: var(--color-primary); font-weight: 600; }
.form-error.show { display: block; }
@media (prefers-color-scheme: dark) { .form-error { color: var(--color-secondary); } }

.overlay {
  position: fixed;
  inset: 0;
  z-index: 100;
  display: none;
  place-items: center;
  padding: 20px;
  background: rgba(36, 25, 28, 0.55);
}
.overlay.show { display: grid; }
.overlay-card {
  width: 100%;
  max-width: 440px;
  padding: 32px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  background: var(--color-bg);
  box-shadow: var(--shadow);
  text-align: center;
}
.overlay-card .check {
  display: grid;
  place-items: center;
  width: 56px;
  height: 56px;
  margin: 0 auto 16px;
  border-radius: 50%;
  background: var(--color-accent);
  color: var(--color-on-accent);
}
.overlay-card .check svg { width: 28px; height: 28px; }
.overlay-card p { margin-top: 8px; color: var(--color-text-muted); }
.overlay-card .btn { margin-top: 20px; }



.status {
  display: grid;
  gap: 20px;
  justify-items: center;
  max-width: 620px;
  margin-inline: auto;
  padding-block: 72px;
  text-align: center;
}
.status img { width: 96px; height: 96px; border-radius: 22px; box-shadow: var(--shadow-sm); }
.status .lead { max-width: 48ch; }
.status-actions { display: flex; flex-wrap: wrap; justify-content: center; gap: 14px; margin-top: 8px; }
.status-tips { width: 100%; margin-top: 16px; text-align: left; }
.status-tips .feature + .feature { margin-top: 12px; }



.cookie-banner {
  position: fixed;
  left: 50%;
  bottom: 16px;
  z-index: 90;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 12px 20px;
  width: calc(100% - 32px);
  max-width: 760px;
  padding: 16px 18px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  background: var(--color-bg);
  box-shadow: var(--shadow);
  transform: translateX(-50%);
}
.cookie-banner[hidden] { display: none; }
.cookie-banner p { flex: 1 1 320px; color: var(--color-text-muted); font-size: 14px; }
.cookie-actions { display: flex; gap: 10px; }


/* Inner page alignment */
.page-head {
  padding-block: 64px 42px;
  background: var(--color-bg-alt);
  text-align: center;
}
.page-head .container { max-width: 860px; }
.page-head .eyebrow { color: var(--color-primary); }
.page-head .lead {
  max-width: 62ch;
  margin: 16px auto 0;
}

.prose {
  width: 100%;
  max-width: 820px;
}

.faq-list {
  width: 100%;
  max-width: 880px;
  margin-inline: auto;
}

.form {
  width: 100%;
  max-width: 720px;
  margin-inline: auto;
  padding: 30px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  background: var(--color-surface);
  box-shadow: var(--shadow-sm);
}

.feature-list {
  width: 100%;
  max-width: 960px;
  margin-inline: auto;
}

.section-head {
  width: 100%;
  max-width: 960px;
  margin-inline: auto;
}
.section-head > * { max-width: 640px; }

.un-hero-inner {
  grid-template-columns: 88px minmax(0, 680px);
  justify-content: center;
  max-width: 920px;
}

@media (prefers-color-scheme: dark) {
  .page-head .eyebrow { color: var(--color-secondary); }
}

@media (max-width: 640px) {
  .page-head { padding-block: 46px 34px; }
  .form { padding: 22px 18px; }
  .un-hero-inner {
    grid-template-columns: 1fr;
    justify-items: center;
    text-align: center;
  }
  .un-hero .lead { margin-inline: auto; }
}


/* Home page */
.skip-link {
  position: fixed;
  top: 12px;
  left: 12px;
  z-index: 200;
  padding: 10px 14px;
  border-radius: var(--radius-sm);
  background: var(--color-accent);
  color: var(--color-on-accent);
  font-weight: 700;
  transform: translateY(-160%);
}
.skip-link:focus { transform: translateY(0); }

.home-hero {
  position: relative;
  overflow: hidden;
  padding-block: 76px 58px;
  background:
    linear-gradient(90deg, transparent 49.8%, rgba(140, 28, 58, 0.07) 50%, transparent 50.2%),
    linear-gradient(rgba(140, 28, 58, 0.035) 1px, transparent 1px);
  background-size: 100% 100%, 100% 48px;
}
.home-hero::after {
  content: "";
  position: absolute;
  top: -200px;
  right: -140px;
  width: 560px;
  height: 560px;
  border: 110px solid rgba(255, 179, 138, 0.22);
  border-radius: 50%;
  pointer-events: none;
}
.home-hero-grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(0, 0.88fr) minmax(520px, 1.12fr);
  gap: 56px;
  align-items: center;
}
.home-hero h1 { max-width: 700px; font-size: clamp(3rem, 6vw, 5.7rem); line-height: 0.94; }
.home-hero h1 span { color: var(--color-primary); }
.home-hero h1 span { display: inline-block; margin-top: 0.12em; }
.home-hero-copy .lead { max-width: 35rem; margin-top: 24px; font-size: 1.2rem; }
.home-text-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  min-height: 48px;
  color: var(--color-text);
  font-weight: 700;
  text-decoration: underline;
  text-decoration-color: var(--color-secondary);
  text-decoration-thickness: 3px;
  text-underline-offset: 5px;
}
.home-text-link:hover { color: var(--color-primary); }
.clean-scene { min-width: 0; }
.clean-browser {
  overflow: hidden;
  border: 1px solid var(--color-dark-border);
  border-radius: 22px;
  background: #F8F0E9;
  box-shadow: 24px 28px 0 rgba(140, 28, 58, 0.12), var(--shadow);
  color: #24191C;
}
.clean-toolbar {
  display: flex;
  align-items: center;
  gap: 7px;
  height: 54px;
  padding: 0 14px;
  background: #24191C;
}
.clean-toolbar > span { width: 9px; height: 9px; border-radius: 50%; background: #B89EA6; }
.clean-toolbar > span:first-child { background: #FFB38A; }
.clean-toolbar .clean-address {
  flex: 1;
  margin-left: 8px;
  padding: 7px 12px;
  border: 1px solid #61404A;
  border-radius: 7px;
  background: #332328;
  color: #D8C8CE;
  font: 11px/1.2 var(--font-mono);
}
.clean-toolbar img { width: 28px; height: 28px; border-radius: 7px; }
.clean-page { position: relative; display: grid; grid-template-columns: 132px 1fr; min-height: 455px; }
.clutter-rail {
  display: grid;
  align-content: start;
  gap: 12px;
  padding: 20px 14px;
  border-right: 1px dashed #D1B9B5;
  background: #EFE2DD;
}
.clutter-label { color: #8C1C3A; font-size: 10px; font-weight: 800; letter-spacing: 0.12em; text-transform: uppercase; }
.clutter-ad,
.clutter-popup {
  display: grid;
  place-items: center;
  min-height: 64px;
  padding: 10px;
  border: 1px dashed #B8888C;
  background: repeating-linear-gradient(135deg, #F8E9E4 0 8px, #F2D8D5 8px 16px);
  color: #8C6268;
  font-size: 10px;
  font-weight: 750;
  text-align: center;
  text-transform: uppercase;
}
.clutter-ad-tall { min-height: 138px; }
.clutter-popup { min-height: 82px; border-style: solid; background: #FFF9F4; text-transform: none; }
.clean-article { padding: 32px 30px; }
.clean-kicker { color: #8C1C3A; font-size: 10px; font-weight: 800; letter-spacing: 0.12em; text-transform: uppercase; }
.clean-article h2 { max-width: 420px; margin-top: 10px; font-family: Georgia, "Times New Roman", serif; font-size: clamp(1.6rem, 3vw, 2.4rem); line-height: 1.05; }
.clean-lines { display: grid; gap: 7px; margin-top: 22px; }
.clean-lines i { display: block; width: 100%; height: 5px; border-radius: 5px; background: #D9C9C2; }
.clean-lines i:nth-child(2n) { width: 89%; }
.clean-lines i:nth-child(3n) { width: 72%; }
.clean-lines.short { width: 75%; margin-top: 18px; }
.clean-photo {
  display: grid;
  place-items: end start;
  min-height: 130px;
  margin-top: 24px;
  padding: 18px;
  border-radius: 12px;
  background:
    linear-gradient(135deg, rgba(140, 28, 58, 0.72), rgba(36, 25, 28, 0.9)),
    #8C1C3A;
  color: #FFF3E8;
  font-size: 13px;
  font-weight: 700;
}
.clean-sweep {
  position: absolute;
  right: 22px;
  bottom: 20px;
  display: grid;
  width: 142px;
  padding: 13px 15px;
  border: 1px solid rgba(255, 179, 138, 0.45);
  border-radius: 12px;
  background: #8C1C3A;
  box-shadow: 0 14px 28px rgba(36, 25, 28, 0.24);
  color: #FFF3E8;
}
.clean-sweep span { color: #FFD1B8; font-size: 10px; font-weight: 800; letter-spacing: 0.1em; text-transform: uppercase; }
.clean-sweep strong { margin-top: 2px; font-size: 2rem; line-height: 1; }
.clean-sweep small { margin-top: 4px; color: #F5DDE0; font-size: 10px; }
.scene-caption { display: flex; align-items: center; gap: 9px; margin: 38px 0 0 24px; color: var(--color-text-soft); font-size: 12px; }
.scene-caption span { width: 8px; height: 8px; border-radius: 50%; background: #3A9C68; box-shadow: 0 0 0 4px rgba(58, 156, 104, 0.14); }

.home-strip { border-block: 1px solid var(--color-dark-border); background: var(--color-dark); color: var(--color-dark-text); }
.home-strip-grid { display: grid; grid-template-columns: repeat(4, 1fr); }
.home-strip-grid > div { display: flex; align-items: center; gap: 12px; min-height: 86px; padding: 16px 24px; }
.home-strip-grid > div + div { border-left: 1px solid var(--color-dark-border); }
.home-strip svg { flex: 0 0 auto; width: 23px; height: 23px; fill: none; stroke: var(--color-secondary); stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }
.home-strip span { color: var(--color-dark-muted); font-size: 13px; font-weight: 650; line-height: 1.3; }

.block-layers { background: var(--color-bg-alt); }
.block-layers-head { display: grid; grid-template-columns: minmax(0, 1fr) minmax(280px, 0.62fr); gap: 64px; align-items: end; margin-bottom: 40px; }
.block-layers-head > p { color: var(--color-text-muted); }
.layer-stack { border-top: 1px solid var(--color-border); }
.layer-card {
  display: grid;
  grid-template-columns: 76px minmax(0, 1fr) minmax(190px, 0.45fr);
  gap: 28px;
  align-items: center;
  padding: 27px 0;
  border-bottom: 1px solid var(--color-border);
}
.layer-mark { font: 700 1rem/1 var(--font-mono); color: var(--color-primary); }
.layer-label { margin-bottom: 4px; color: var(--color-text-soft); font-size: 11px; font-weight: 700; letter-spacing: 0.075em; text-transform: uppercase; }
.layer-card h3 { font-size: 1.35rem; }
.layer-card h3 + p { margin-top: 5px; color: var(--color-text-muted); }
.layer-result { display: flex; align-items: center; justify-content: space-between; gap: 12px; padding: 12px 14px; border: 1px solid var(--color-border); border-radius: 9px; background: var(--color-surface); font: 11px/1.2 var(--font-mono); }
.layer-result span { overflow: hidden; color: var(--color-text-soft); text-overflow: ellipsis; white-space: nowrap; }
.layer-result strong { color: var(--color-primary); }

.control-section { overflow: hidden; }
.control-grid { display: grid; grid-template-columns: minmax(0, 0.9fr) minmax(420px, 1.1fr); gap: 80px; align-items: center; }
.control-copy h2 { max-width: 640px; }
.control-copy .lead { max-width: 620px; margin-top: 18px; }
.check-list { display: grid; gap: 10px; margin: 28px 0 20px; padding: 0; list-style: none; }
.check-list li { position: relative; padding-left: 28px; color: var(--color-text-muted); }
.check-list li::before { content: "✓"; position: absolute; left: 0; color: var(--color-primary); font-weight: 800; }
.control-demo { position: relative; display: grid; justify-items: center; padding: 32px 0; }
.control-demo::before { content: ""; position: absolute; inset: 0 -80px; border-radius: 48% 52% 50% 50%; background: var(--color-bg-alt); transform: rotate(-4deg); }
.control-demo .mock { position: relative; width: 360px; transform: rotate(2deg); }
.control-note { position: absolute; z-index: 2; right: -8px; bottom: 54px; display: grid; width: 190px; padding: 14px 16px; border-radius: 10px; background: var(--color-dark); box-shadow: var(--shadow-sm); color: var(--color-dark-text); transform: rotate(-2deg); }
.control-note strong { color: var(--color-secondary); font-size: 13px; }
.control-note span { margin-top: 3px; color: var(--color-dark-muted); font-size: 11px; }

.search-panel { padding-block: 54px; border-block: 1px solid var(--color-dark-border); background: var(--color-dark); color: var(--color-dark-text); }
.search-panel-grid { display: grid; grid-template-columns: 70px minmax(0, 1fr) auto; gap: 28px; align-items: center; }
.search-symbol { display: grid; place-items: center; width: 64px; height: 64px; border: 1px solid var(--color-dark-border); border-radius: 50%; color: var(--color-secondary); }
.search-symbol svg { width: 30px; height: 30px; fill: none; stroke: currentColor; stroke-width: 1.8; stroke-linecap: round; }
.search-panel .eyebrow { color: var(--color-secondary); }
.search-panel h2 { color: var(--color-dark-text); }
.search-panel h2 + p { max-width: 720px; margin-top: 10px; color: var(--color-dark-muted); }
.search-panel a { color: var(--color-secondary); font-weight: 700; white-space: nowrap; }

.home-final { padding-block: 86px; background: var(--color-primary); color: #FFF3E8; }
.home-final-grid { display: grid; grid-template-columns: minmax(0, 1.2fr) minmax(300px, 0.8fr); gap: 70px; align-items: end; }
.home-final img { width: 76px; height: 76px; margin-bottom: 28px; border-radius: 18px; box-shadow: 0 12px 30px rgba(36, 25, 28, 0.25); }
.home-final .eyebrow { color: #FFD1B8; }
.home-final h2 { max-width: 720px; color: #FFF3E8; font-size: clamp(2.25rem, 5vw, 4.5rem); line-height: 0.98; }
.home-final-grid > div:last-child { display: grid; justify-items: start; gap: 18px; }
.home-final-grid > div:last-child p { max-width: 460px; color: #F7DDE3; font-size: 1.08rem; }
.home-final .btn-primary { background: #FFB38A; border-color: #FFB38A; color: #24191C; }
.home-final .btn-primary:hover { background: #FFD1B8; border-color: #FFD1B8; color: #24191C; }
.home-final small { color: #F2C8D1; }

.has-motion .reveal-item {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 520ms ease var(--reveal-delay, 0ms), transform 520ms ease var(--reveal-delay, 0ms);
}
.has-motion .reveal-item.reveal-in {
  opacity: 1;
  transform: translateY(0);
}

.nav-brand,
.feature,
.faq-item,
.layer-card,
.home-strip-grid > div,
.clean-browser,
.control-demo .mock,
.control-note,
.un-card {
  transition: transform 180ms ease, border-color 180ms ease, box-shadow 180ms ease, background-color 180ms ease;
}
.nav-brand:hover { transform: translateY(-2px); }
.feature:hover,
.faq-item:hover,
.un-card:hover {
  border-color: var(--color-accent);
  box-shadow: var(--shadow-sm);
  transform: translateY(-3px);
}
.layer-card:hover { background: var(--color-surface); }
.layer-card:hover .layer-result { border-color: var(--color-accent); transform: translateX(-4px); }
.layer-result { transition: transform 180ms ease, border-color 180ms ease; }
.home-strip-grid > div:hover { background: var(--color-dark-surface); }
.home-strip-grid > div:hover svg { transform: scale(1.12) rotate(-4deg); }
.home-strip svg { transition: transform 180ms ease; }
.clean-scene:hover .clean-browser { transform: translateY(-5px) rotate(-0.3deg); box-shadow: 28px 34px 0 rgba(140, 28, 58, 0.12), var(--shadow); }
.clean-scene:hover .clean-sweep { transform: translateY(-4px); }
.clean-sweep { transition: transform 180ms ease; }
.control-demo:hover .mock { transform: rotate(0deg) translateY(-4px); }
.control-demo:hover .control-note { transform: rotate(0deg) translate(4px, -4px); }
.faq-q:hover svg { transform: translateY(2px); }
.faq-item.open .faq-q:hover svg { transform: rotate(180deg) translateY(-2px); }

@media (prefers-color-scheme: dark) {
  .home-hero h1 span,
  .layer-mark,
  .layer-result strong,
  .check-list li::before { color: var(--color-secondary); }
  .clean-browser { box-shadow: 24px 28px 0 rgba(255, 179, 138, 0.1), var(--shadow); }
}

@media (max-width: 980px) {
  .home-hero-grid { grid-template-columns: 1fr; }
  .home-hero-copy { max-width: 760px; }
  .clean-scene { max-width: 720px; }
  .home-strip-grid { grid-template-columns: repeat(2, 1fr); }
  .home-strip-grid > div:nth-child(3) { border-left: 0; border-top: 1px solid var(--color-dark-border); }
  .home-strip-grid > div:nth-child(4) { border-top: 1px solid var(--color-dark-border); }
  .control-grid { grid-template-columns: 1fr; gap: 34px; }
  .control-demo { max-width: 560px; }
  .search-panel-grid { grid-template-columns: 64px 1fr; }
  .search-panel a { grid-column: 2; }
}

@media (max-width: 700px) {
  .home-hero { padding-block: 48px 42px; }
  .home-hero-grid { gap: 40px; }
  .home-hero h1 { font-size: clamp(2.65rem, 14vw, 4.1rem); }
  .clean-page { grid-template-columns: 84px 1fr; min-height: 380px; }
  .clutter-rail { padding: 14px 8px; }
  .clutter-ad-tall { min-height: 105px; }
  .clean-article { padding: 24px 18px; }
  .clean-article h2 { font-size: 1.55rem; }
  .clean-sweep { right: 12px; bottom: 12px; width: 126px; }
  .home-strip-grid { grid-template-columns: 1fr; }
  .home-strip-grid > div + div { border-top: 1px solid var(--color-dark-border); border-left: 0; }
  .block-layers-head { grid-template-columns: 1fr; gap: 18px; }
  .layer-card { grid-template-columns: 42px 1fr; gap: 16px; }
  .layer-result { grid-column: 2; }
  .control-demo { justify-items: start; }
  .control-demo .mock { width: min(330px, calc(100% - 18px)); }
  .control-note { right: 0; bottom: 36px; width: 164px; }
  .search-panel-grid { grid-template-columns: 1fr; }
  .search-panel a { grid-column: auto; white-space: normal; }
  .home-final-grid { grid-template-columns: 1fr; gap: 36px; }
}



@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition: none !important; animation: none !important; }
  .has-motion .reveal-item { opacity: 1; transform: none; }
}