:root {
  --bg: #fafaf9;
  --surface: #ffffff;
  --surface-2: #f3f2ef;
  --text: #1c1b1f;
  --muted: #5f5d66;
  --border: #e4e2dc;
  --accent: #4f46e5;
  --accent-hover: #4338ca;
  --accent-soft: #eceafd;
  --on-accent: #ffffff;
  --radius: 14px;
  --shadow: 0 1px 2px rgba(20, 20, 30, .05), 0 8px 24px rgba(20, 20, 30, .06);
  --maxw: 1120px;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #111114;
    --surface: #1a1a1f;
    --surface-2: #202026;
    --text: #f1f0f4;
    --muted: #a3a1ad;
    --border: #2d2d35;
    --accent: #8b85ff;
    --accent-hover: #a29dff;
    --accent-soft: #25234a;
    --on-accent: #111114;
    --shadow: 0 1px 2px rgba(0, 0, 0, .4), 0 8px 24px rgba(0, 0, 0, .35);
  }
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 16px/1.65 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  -webkit-font-smoothing: antialiased;
}
img, svg { max-width: 100%; display: block; }
a { color: var(--accent); text-decoration: none; }
a:hover { color: var(--accent-hover); }
h1, h2, h3 { line-height: 1.2; margin: 0 0 .5em; letter-spacing: -.02em; }
h1 { font-size: clamp(2.1rem, 5vw, 3.4rem); }
h2 { font-size: clamp(1.6rem, 3.2vw, 2.2rem); }
h3 { font-size: 1.15rem; }
p { margin: 0 0 1em; }

.container { width: 100%; max-width: var(--maxw); margin: 0 auto; padding: 0 20px; }
.section { padding: 72px 0; }
.section.alt { background: var(--surface-2); }
.section-head { max-width: 640px; margin-bottom: 40px; }
.section-head p { color: var(--muted); font-size: 1.05rem; }
.eyebrow {
  display: inline-block; font-size: .8rem; font-weight: 600; letter-spacing: .08em;
  text-transform: uppercase; color: var(--accent); margin-bottom: 12px;
}
.muted { color: var(--muted); }

/* Header */
.site-header {
  position: sticky; top: 0; z-index: 50;
  background: color-mix(in srgb, var(--bg) 88%, transparent);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
}
.nav { display: flex; align-items: center; justify-content: space-between; height: 68px; }
.logo { font-weight: 700; font-size: 1.2rem; color: var(--text); letter-spacing: -.02em; }
.logo .sep { color: var(--accent); font-weight: 300; margin: 0 .35em; }
.logo .dig { font-weight: 500; color: var(--muted); }
.nav-links { display: flex; align-items: center; gap: 28px; list-style: none; margin: 0; padding: 0; }
.nav-links a { color: var(--muted); font-weight: 500; font-size: .95rem; }
.nav-links a:hover, .nav-links a[aria-current="page"] { color: var(--text); }
.nav-links a.btn-primary, .nav-links a.btn-primary:hover { color: var(--on-accent); }
.nav-toggle {
  display: none; background: none; border: 1px solid var(--border); border-radius: 10px;
  width: 42px; height: 42px; cursor: pointer; color: var(--text);
}
.nav-toggle svg { margin: auto; }

/* Buttons */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 13px 24px; border-radius: 999px; font-weight: 600; font-size: 1rem;
  border: 1px solid transparent; cursor: pointer; font-family: inherit;
  transition: background .15s, transform .15s, border-color .15s;
}
.btn-primary { background: var(--accent); color: var(--on-accent); }
.btn-primary:hover { background: var(--accent-hover); color: var(--on-accent); transform: translateY(-1px); }
.btn-ghost { background: transparent; color: var(--text); border-color: var(--border); }
.btn-ghost:hover { border-color: var(--accent); color: var(--accent); }
.btn-sm { padding: 9px 18px; font-size: .9rem; }
a:focus-visible, button:focus-visible, input:focus-visible, textarea:focus-visible, select:focus-visible {
  outline: 3px solid var(--accent); outline-offset: 2px;
}

/* Hero */
.hero { padding: 88px 0 72px; }
.hero-grid { display: grid; grid-template-columns: 1.15fr .85fr; gap: 56px; align-items: center; }
.hero p.lead { font-size: 1.2rem; color: var(--muted); max-width: 540px; margin-bottom: 28px; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; }
.hero-stats { display: flex; flex-wrap: wrap; gap: 32px; margin-top: 44px; }
.hero-stats strong { display: block; font-size: 1.6rem; letter-spacing: -.02em; }
.hero-stats span { color: var(--muted); font-size: .9rem; }

.mock {
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius);
  box-shadow: var(--shadow); overflow: hidden;
}
.mock-bar { display: flex; gap: 6px; padding: 12px 14px; border-bottom: 1px solid var(--border); background: var(--surface-2); }
.mock-bar i { width: 10px; height: 10px; border-radius: 50%; background: var(--border); display: block; }
.mock-body { padding: 22px; display: grid; gap: 12px; }
.mock-line { height: 12px; border-radius: 6px; background: var(--surface-2); }
.mock-line.w60 { width: 60%; } .mock-line.w80 { width: 80%; } .mock-line.w40 { width: 40%; }
.mock-line.accent { background: var(--accent); height: 22px; width: 50%; border-radius: 999px; margin-top: 6px; }
.mock-cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; margin-top: 8px; }
.mock-cards div { height: 74px; border-radius: 10px; background: var(--accent-soft); }

/* Cards */
.grid { display: grid; gap: 20px; }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }
.card {
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 28px; transition: transform .2s, box-shadow .2s, border-color .2s;
}
.card:hover { transform: translateY(-3px); box-shadow: var(--shadow); border-color: color-mix(in srgb, var(--accent) 40%, var(--border)); }
.card p { color: var(--muted); margin-bottom: 0; }
.icon {
  width: 46px; height: 46px; border-radius: 12px; background: var(--accent-soft); color: var(--accent);
  display: grid; place-items: center; margin-bottom: 18px;
}
.card .price { margin-top: 16px; font-weight: 700; color: var(--text); }
.card .price small { font-weight: 400; color: var(--muted); }

.list { list-style: none; margin: 16px 0 0; padding: 0; display: grid; gap: 8px; }
.list li { position: relative; padding-left: 26px; color: var(--muted); font-size: .95rem; }
.list li::before {
  content: ""; position: absolute; left: 0; top: .5em; width: 14px; height: 8px;
  border-left: 2px solid var(--accent); border-bottom: 2px solid var(--accent);
  transform: rotate(-45deg) translateY(-50%);
}

/* Steps */
.steps { counter-reset: step; }
.step { position: relative; }
.step::before {
  counter-increment: step; content: counter(step);
  display: grid; place-items: center; width: 36px; height: 36px; border-radius: 50%;
  background: var(--accent); color: var(--on-accent); font-weight: 700; margin-bottom: 16px;
}

/* Portfolio */
.work { padding: 0; overflow: hidden; }
.work-thumb { aspect-ratio: 16 / 10; background: var(--accent-soft); display: grid; place-items: center; color: var(--accent); }
.work-body { padding: 22px 24px 26px; }
.tag {
  display: inline-block; padding: 3px 10px; border-radius: 999px; font-size: .78rem; font-weight: 600;
  background: var(--accent-soft); color: var(--accent); margin: 0 6px 6px 0;
}
.notice {
  border: 1px dashed var(--border); border-radius: var(--radius); padding: 16px 20px;
  color: var(--muted); font-size: .92rem; background: var(--surface);
}

/* Pricing */
.plan { display: flex; flex-direction: column; }
.plan.featured { border-color: var(--accent); box-shadow: var(--shadow); }
.plan .amount { font-size: 2rem; font-weight: 700; letter-spacing: -.02em; margin: 6px 0 4px; }
.plan .btn { margin-top: auto; }
.plan .list { margin-bottom: 24px; }

/* CTA */
.cta {
  background: var(--accent); color: var(--on-accent); border-radius: 24px; padding: 56px 40px; text-align: center;
}
.cta h2 { margin-bottom: 12px; }
.cta p { opacity: .9; max-width: 520px; margin: 0 auto 28px; }
.cta .btn { background: var(--on-accent); color: var(--accent); }
.cta .btn:hover { transform: translateY(-1px); color: var(--accent-hover); }

/* FAQ */
details { border: 1px solid var(--border); border-radius: var(--radius); background: var(--surface); padding: 0 22px; }
details + details { margin-top: 12px; }
summary { cursor: pointer; font-weight: 600; padding: 18px 0; list-style: none; display: flex; justify-content: space-between; gap: 16px; }
summary::-webkit-details-marker { display: none; }
summary::after { content: "+"; color: var(--accent); font-size: 1.4rem; line-height: 1; }
details[open] summary::after { content: "−"; }
details p { color: var(--muted); padding-bottom: 18px; margin: 0; }

/* Forms */
.form { display: grid; gap: 16px; }
label { font-weight: 600; font-size: .9rem; display: grid; gap: 6px; }
input, textarea, select {
  font: inherit; color: var(--text); background: var(--surface); border: 1px solid var(--border);
  border-radius: 10px; padding: 12px 14px; width: 100%;
}
textarea { min-height: 130px; resize: vertical; }
.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 40px; align-items: start; }
.contact-list { list-style: none; padding: 0; margin: 24px 0 0; display: grid; gap: 14px; }
.contact-list strong { display: block; font-size: .85rem; color: var(--muted); font-weight: 500; }
.form-status { font-size: .92rem; color: var(--muted); min-height: 1.4em; }

/* Page title */
.page-title { padding: 64px 0 24px; }
.page-title p { color: var(--muted); font-size: 1.15rem; max-width: 620px; }

/* Footer */
.site-footer { border-top: 1px solid var(--border); padding: 40px 0; margin-top: 40px; color: var(--muted); font-size: .92rem; }
.footer-grid { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 24px; }
.footer-links { display: flex; flex-wrap: wrap; gap: 20px; list-style: none; margin: 0; padding: 0; }
.footer-links a { color: var(--muted); }
.footer-links a:hover { color: var(--accent); }

/* Reveal */
.reveal { opacity: 0; transform: translateY(14px); transition: opacity .5s, transform .5s; }
.reveal.visible { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; transition: none; }
  html { scroll-behavior: auto; }
  .card, .btn { transition: none; }
}

/* Responsive */
@media (max-width: 900px) {
  .hero-grid, .contact-grid { grid-template-columns: 1fr; }
  .grid-3, .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .hero { padding-top: 56px; }
}
@media (max-width: 720px) {
  .nav-toggle { display: grid; }
  .nav-links {
    display: none; position: absolute; top: 68px; left: 0; right: 0; flex-direction: column; align-items: stretch;
    gap: 0; background: var(--bg); border-bottom: 1px solid var(--border); padding: 8px 20px 16px;
  }
  .nav-links.open { display: flex; }
  .nav-links li { padding: 10px 0; }
  .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
  .section { padding: 52px 0; }
  .cta { padding: 40px 22px; }
}

/* Blog */
.post-card { display: block; color: inherit; }
.post-card:hover { color: inherit; }
.post-card h3 { margin-top: 8px; }
.post-meta { color: var(--muted); font-size: .88rem; }
.post h2 { font-size: 1.4rem; margin-top: 1.8em; }
.post p, .post li { color: var(--muted); font-size: 1.05rem; }
.post ul { padding-left: 1.2em; }
.post .cta h2 { margin-top: 0; }
.post .cta p { color: inherit; }

/* Portfolio images */
.work-thumb { position: relative; overflow: hidden; }
.work-thumb img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.work-link { display: inline-block; margin-top: 10px; font-weight: 600; font-size: .95rem; }

/* Honeypot-поле для защиты от ботов */
.hp { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }

/* Кликабельные карточки и всплывающая форма заявки */
.card-action { cursor: pointer; }
.card-action:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; }
.card-cta { display: inline-block; margin-top: 16px; color: var(--accent); font-weight: 600; font-size: .95rem; }

.modal {
  width: min(480px, calc(100% - 32px)); max-height: calc(100dvh - 32px); overflow-y: auto;
  padding: 28px; border: 1px solid var(--border); border-radius: var(--radius);
  background: var(--surface); color: var(--text); box-shadow: var(--shadow);
}
.modal::backdrop { background: rgba(10, 10, 16, .6); }
.modal h2 { margin: 0 0 6px; font-size: 1.4rem; }
.modal > .muted { margin: 0 0 18px; }
.modal-close {
  position: absolute; top: 10px; right: 12px; width: 36px; height: 36px; border: 0; border-radius: 8px;
  background: transparent; color: var(--muted); font-size: 1.6rem; line-height: 1; cursor: pointer;
}
.modal-close:hover { color: var(--text); background: var(--surface-2); }
.plan .tag { align-self: flex-start; margin: 2px 0 8px; }

.requisites { display: inline-block; margin-top: 6px; font-size: .86rem; }

/* Первый экран: ссылка на Telegram под кнопками */
.hero-note { margin: 16px 0 0; font-size: .95rem; }
.hero-note a { color: var(--muted); border-bottom: 1px dashed var(--border); }
.hero-note a:hover { color: var(--accent); border-color: var(--accent); }

/* Финальный блок: две кнопки */
.cta-actions { display: flex; flex-wrap: wrap; justify-content: center; gap: 12px; }
.cta .btn.btn-outline { background: transparent; color: inherit; border: 1px solid color-mix(in srgb, currentColor 55%, transparent); }
.cta .btn.btn-outline:hover { background: color-mix(in srgb, currentColor 14%, transparent); color: inherit; }

/* Блок «Бесплатный разбор сайта» */
.audit {
  display: grid; grid-template-columns: 1fr auto; align-items: center; gap: 28px;
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 32px;
}
.audit h2 { margin: 6px 0 10px; }
.audit p { margin: 0; color: var(--muted); max-width: 640px; }
@media (max-width: 720px) { .audit { grid-template-columns: 1fr; padding: 24px; } }

/* Закреплённая кнопка на телефоне */
.sticky-cta { display: none; }
@media (max-width: 720px) {
  .sticky-cta {
    display: flex; gap: 10px; position: fixed; left: 0; right: 0; bottom: 0; z-index: 40;
    padding: 10px 16px calc(10px + env(safe-area-inset-bottom)); background: var(--bg);
    border-top: 1px solid var(--border); transform: translateY(110%); transition: transform .25s;
  }
  .sticky-cta.show { transform: none; }
  .sticky-cta .btn { flex: 1; justify-content: center; }
  .has-sticky-cta { padding-bottom: 72px; }
}
@media (prefers-reduced-motion: reduce) { .sticky-cta { transition: none; } }

/* Атрибут hidden должен скрывать даже элементы со своим display */
[hidden] { display: none !important; }