:root {
  --bg: #f7f7f5;
  --surface: #ffffff;
  --surface-soft: #eeeeeb;
  --text: #101010;
  --muted: #5e5e5e;
  --line: rgba(16, 16, 16, .13);
  --line-strong: rgba(16, 16, 16, .26);
  --inverse: #ffffff;
  --dark: #0a0a0a;
  --shadow: 0 24px 70px rgba(0,0,0,.12);
  --radius-xl: 34px;
  --radius-lg: 24px;
  --radius-md: 16px;
  --container: 1180px;
  --font: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

html[data-theme="dark"] {
  --bg: #080808;
  --surface: #111111;
  --surface-soft: #171717;
  --text: #f5f5f3;
  --muted: #b6b6b0;
  --line: rgba(255,255,255,.13);
  --line-strong: rgba(255,255,255,.28);
  --inverse: #0a0a0a;
  --dark: #ffffff;
  --shadow: 0 24px 70px rgba(0,0,0,.38);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font);
  color: var(--text);
  background:
    radial-gradient(circle at 20% 0%, rgba(255,255,255,.45), transparent 30%),
    var(--bg);
  line-height: 1.55;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}
html[data-theme="dark"] body {
  background:
    radial-gradient(circle at 20% 0%, rgba(255,255,255,.08), transparent 28%),
    radial-gradient(circle at 85% 20%, rgba(255,255,255,.05), transparent 24%),
    var(--bg);
}
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; height: auto; }
button, input, textarea { font: inherit; }
::selection { background: var(--text); color: var(--inverse); }

.skip-link {
  position: absolute;
  left: -999px;
  top: 14px;
  z-index: 999;
  background: var(--text);
  color: var(--inverse);
  padding: 10px 14px;
  border-radius: 999px;
}
.skip-link:focus { left: 14px; }

.container { width: min(var(--container), calc(100% - 40px)); margin-inline: auto; }
.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  backdrop-filter: blur(18px);
  background: color-mix(in srgb, var(--bg) 84%, transparent);
  border-bottom: 1px solid var(--line);
}
.header-inner {
  display: flex;
  align-items: center;
  gap: 30px;
  min-height: 82px;
}
.brand { width: 176px; display: flex; align-items: center; }
.brand img, .signature-card img { transition: filter .2s ease; }
html[data-theme="dark"] .brand img,
html[data-theme="dark"] .signature-card img { filter: invert(1); }
.nav { display: flex; gap: 22px; margin-left: auto; }
.nav a {
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: .12em;
  color: var(--muted);
  transition: color .2s ease;
}
.nav a:hover { color: var(--text); }
.theme-toggle {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  border: 1px solid var(--line-strong);
  background: transparent;
  color: var(--text);
  border-radius: 999px;
  padding: 10px 13px;
  cursor: pointer;
  transition: background .2s ease, border-color .2s ease, transform .2s ease;
}
.theme-toggle:hover { transform: translateY(-1px); background: var(--surface); }
.theme-toggle__icon {
  width: 14px; height: 14px; border-radius: 50%;
  border: 2px solid currentColor;
  box-shadow: inset -4px -4px 0 currentColor;
}
.theme-toggle__text { font-size: 12px; text-transform: uppercase; letter-spacing: .1em; }

.section { padding: 112px 0; }
.section.compact { padding: 84px 0; }
.surface { background: linear-gradient(180deg, transparent, color-mix(in srgb, var(--surface) 65%, transparent), transparent); }
.hero { padding-top: 78px; min-height: calc(100vh - 82px); display: grid; align-items: center; }
.hero-grid, .split, .two-columns, .form-grid, .experience-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(42px, 6vw, 88px);
  align-items: center;
}
.split.reversed .section-head { order: 2; }
.hero-copy { max-width: 640px; }
.eyebrow {
  margin: 0 0 18px;
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: .22em;
  color: var(--muted);
  font-weight: 700;
}
h1, h2, h3, p { margin-top: 0; }
h1 {
  font-size: clamp(42px, 6.4vw, 92px);
  line-height: .94;
  letter-spacing: -.06em;
  margin-bottom: 28px;
}
h2 {
  font-size: clamp(32px, 4vw, 58px);
  line-height: 1.02;
  letter-spacing: -.045em;
  margin-bottom: 24px;
}
h3 { font-size: 22px; line-height: 1.15; letter-spacing: -.02em; }
p { color: var(--muted); font-size: 17px; }
.hero-lead { color: var(--text); font-size: 21px; max-width: 560px; }
.hero-actions { display: flex; gap: 14px; flex-wrap: wrap; margin-top: 34px; }
.btn {
  display: inline-flex;
  justify-content: center;
  align-items: center;
  min-height: 50px;
  padding: 0 22px;
  border-radius: 999px;
  border: 1px solid var(--line-strong);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: .12em;
  text-transform: uppercase;
  transition: transform .2s ease, background .2s ease, color .2s ease, border-color .2s ease;
  cursor: pointer;
}
.btn:hover { transform: translateY(-2px); }
.btn-primary { background: var(--text); color: var(--inverse); border-color: var(--text); }
.btn-secondary { background: transparent; color: var(--text); }
.btn.full { width: 100%; }
.hero-media { position: relative; }
.photo-card {
  overflow: hidden;
  border-radius: var(--radius-xl);
  border: 1px solid var(--line);
  background: var(--surface-soft);
  box-shadow: var(--shadow);
}
.photo-card img { width: 100%; aspect-ratio: 4 / 5; object-fit: cover; }
.signature-card {
  position: absolute;
  left: -58px;
  bottom: 8%;
  width: min(360px, 52%);
  padding: 22px;
  background: color-mix(in srgb, var(--surface) 88%, transparent);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
  backdrop-filter: blur(18px);
}
.section-head.centered { text-align: center; max-width: 820px; margin: 0 auto 54px; }
.text-block p { font-size: 19px; }
.cards-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}
.card, .case-card, .plans article, .lead-form, .feature-list div, .method-list div, .timeline div, .not-list div {
  border: 1px solid var(--line);
  background: color-mix(in srgb, var(--surface) 88%, transparent);
  border-radius: var(--radius-lg);
}
.card { padding: 28px; min-height: 190px; display: flex; flex-direction: column; justify-content: space-between; }
.card span, .timeline span, .method-list span { color: var(--muted); font-size: 12px; letter-spacing: .12em; font-weight: 800; }
.card h3 { margin: 0; }
.feature-list { display: grid; gap: 12px; }
.feature-list div { padding: 22px; }
.feature-list strong { display: block; margin-bottom: 5px; }
.feature-list p { margin: 0; font-size: 15px; }
.not-list { display: grid; gap: 12px; }
.not-list div { padding: 18px 20px; font-weight: 800; }
.not-list p { margin: 12px 0 0; }
.reason-row {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 12px;
}
.reason-row span, .pill-grid span {
  padding: 13px 16px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--surface);
  color: var(--text);
  font-size: 14px;
  font-weight: 750;
}
.pill-grid { display: flex; flex-wrap: wrap; gap: 12px; }
.experience-grid { align-items: stretch; }
.case-card { overflow: hidden; display: grid; grid-template-columns: .95fr 1.05fr; }
.case-card__visual {
  min-height: 360px;
  background: linear-gradient(135deg, var(--dark), #303030);
  color: var(--inverse);
  display: grid;
  place-items: center;
}
.case-card__visual span { font-size: 13px; letter-spacing: .22em; text-transform: uppercase; }
.case-card__content { padding: 34px; align-self: end; }
.case-card__content p:last-child { margin-bottom: 0; }
.timeline {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 12px;
}
.timeline div { min-height: 138px; padding: 22px; display: flex; flex-direction: column; gap: 18px; justify-content: space-between; position: relative; }
.timeline div:not(:last-child)::after {
  content: "";
  position: absolute;
  top: 50%; right: -11px;
  width: 18px; height: 1px;
  background: var(--line-strong);
}
.method-list { display: grid; grid-template-columns: repeat(2, 1fr); gap: 12px; }
.method-list div { padding: 18px; display: flex; align-items: center; gap: 14px; font-weight: 800; }
.plans { display: grid; gap: 14px; }
.plans article { padding: 26px; display: flex; justify-content: space-between; gap: 18px; align-items: center; }
.plans strong { font-size: 30px; letter-spacing: -.03em; }
.plans span { color: var(--muted); }
.form-grid { align-items: start; }
.lead-form { padding: 30px; display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px; }
.field { display: grid; gap: 8px; grid-column: 1 / -1; }
.field.two { grid-column: auto; }
.field label { font-size: 12px; text-transform: uppercase; letter-spacing: .12em; color: var(--muted); font-weight: 800; }
.field input, .field textarea {
  width: 100%;
  border: 1px solid var(--line-strong);
  border-radius: 14px;
  min-height: 48px;
  padding: 13px 14px;
  background: var(--surface);
  color: var(--text);
  outline: none;
  transition: border-color .2s ease, box-shadow .2s ease;
}
.field textarea { resize: vertical; min-height: 128px; }
.field input:focus, .field textarea:focus { border-color: var(--text); box-shadow: 0 0 0 4px color-mix(in srgb, var(--text) 10%, transparent); }
.hp-field { position: absolute; left: -9999px; opacity: 0; height: 0; overflow: hidden; }
.privacy-note, .form-feedback { grid-column: 1 / -1; font-size: 13px; margin: 0; }
.form-feedback { min-height: 20px; color: var(--text); }
.site-footer { background: #080808; color: white; padding: 58px 0; }
.footer-grid { display: grid; grid-template-columns: 1.2fr 1fr 1fr; gap: 30px; align-items: center; }
.footer-grid span { display: block; color: rgba(255,255,255,.62); font-size: 14px; margin-top: 4px; }
.footer-grid strong { display: block; }

.reveal { opacity: 0; transform: translateY(18px); transition: opacity .7s ease, transform .7s ease; }
.reveal.is-visible { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .reveal { opacity: 1; transform: none; transition: none; }
  .btn, .theme-toggle { transition: none; }
}

@media (max-width: 980px) {
  .nav { display: none; }
  .header-inner { min-height: 72px; }
  .brand { width: 145px; }
  .theme-toggle__text { display: none; }
  .hero-grid, .split, .two-columns, .form-grid, .experience-grid { grid-template-columns: 1fr; }
  .split.reversed .section-head { order: initial; }
  .section { padding: 78px 0; }
  .hero { min-height: auto; padding-top: 62px; }
  .cards-grid, .timeline { grid-template-columns: repeat(2, 1fr); }
  .case-card { grid-template-columns: 1fr; }
  .signature-card { left: 18px; bottom: 18px; width: min(300px, 70%); }
  .footer-grid { grid-template-columns: 1fr; }
}
@media (max-width: 640px) {
  .container { width: min(100% - 28px, var(--container)); }
  h1 { font-size: clamp(42px, 14vw, 62px); }
  h2 { font-size: 34px; }
  p { font-size: 16px; }
  .cards-grid, .timeline, .method-list, .lead-form { grid-template-columns: 1fr; }
  .field.two { grid-column: 1 / -1; }
  .plans article { align-items: flex-start; flex-direction: column; }
}