:root {
  --color-bg: #ffffff;
  --color-surface: #f2f7f8;
  --color-text: #14181d;
  --color-muted: #667080;
  --color-accent: #0891b2;
  --color-accent-dark: #06718c;
  --color-border: #dfe6e9;
  --font-head: system-ui, -apple-system, "Segoe UI", Roboto, Arial, sans-serif;
  --font-body: system-ui, -apple-system, "Segoe UI", Roboto, Arial, sans-serif;
  --container: 1140px;
  --radius: 4px;
  --shadow: 0 1px 3px rgba(0, 0, 0, .08);
}

* { box-sizing: border-box; }

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

body {
  margin: 0;
  background: var(--color-bg);
  color: var(--color-text);
  font-family: var(--font-body);
  font-size: 17px;
  line-height: 1.68;
  overflow-x: hidden;
}

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

a { color: var(--color-accent); }

h1, h2, h3, h4 { font-family: var(--font-head); line-height: 1.18; margin: 0 0 .6em; font-weight: 700; }

h1 { font-size: clamp(1.95rem, 5.2vw, 3.1rem); letter-spacing: -.025em; }
h2 { font-size: clamp(1.45rem, 3.2vw, 2rem); letter-spacing: -.015em; }
h3 { font-size: 1.1rem; }

p { margin: 0 0 1em; }

.aq-container { width: 100%; max-width: var(--container); margin: 0 auto; padding: 0 20px; }

.aq-section { padding: 68px 0; }
.aq-section--tint { background: var(--color-surface); }

.aq-label {
  font-size: .74rem;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--color-muted);
  font-weight: 700;
  margin: 0 0 1.1em;
  display: flex;
  align-items: center;
  gap: 12px;
}

.aq-label::after { content: ""; flex: 1; height: 1px; background: var(--color-border); }

.aq-lead { font-size: 1.09rem; color: var(--color-muted); max-width: 64ch; }

/* header */

.aq-header { border-bottom: 1px solid var(--color-border); background: var(--color-bg); position: sticky; top: 0; z-index: 30; }

.aq-header__inner { display: flex; align-items: center; justify-content: space-between; gap: 16px; min-height: 68px; }

.aq-logo {
  font-family: var(--font-head);
  font-weight: 800;
  font-size: 1.15rem;
  letter-spacing: .04em;
  text-transform: uppercase;
  color: var(--color-text);
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 10px;
}

.aq-logo__mark { width: 22px; height: 22px; flex: 0 0 22px; }

.aq-nav ul { list-style: none; display: flex; gap: 24px; margin: 0; padding: 0; }
.aq-nav a { color: var(--color-text); text-decoration: none; font-size: .93rem; }
.aq-nav a:hover { color: var(--color-accent); }

.aq-burger { display: none; width: 42px; height: 42px; border: 1px solid var(--color-border); border-radius: var(--radius); background: none; cursor: pointer; padding: 10px; }
.aq-burger span { display: block; height: 2px; background: var(--color-text); margin: 4px 0; }

/* hero */

.aq-hero { padding: 60px 0 52px; }

.aq-hero__grid { display: grid; grid-template-columns: 1fr 1fr; gap: 46px; align-items: center; }

.aq-hero__figure { margin: 0; }

.aq-hero__figure img {
  width: 100%;
  aspect-ratio: 3 / 2;
  height: auto;
  object-fit: cover;
  border-radius: var(--radius);
  background: var(--color-surface);
}

.aq-caption { font-size: .81rem; color: var(--color-muted); margin-top: 8px; }

.aq-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 28px; }

.aq-btn {
  display: inline-block;
  padding: 14px 24px;
  border-radius: var(--radius);
  background: var(--color-accent);
  color: #fff;
  text-decoration: none;
  font-weight: 700;
  font-size: .93rem;
  letter-spacing: .03em;
  border: 1px solid var(--color-accent);
  cursor: pointer;
  font-family: inherit;
}

.aq-btn:hover { background: var(--color-accent-dark); border-color: var(--color-accent-dark); }
.aq-btn--ghost { background: none; color: var(--color-text); border-color: var(--color-border); }
.aq-btn--ghost:hover { background: var(--color-surface); border-color: var(--color-muted); }

.aq-metrics {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 22px;
  margin-top: 38px;
  padding-top: 28px;
  border-top: 2px solid var(--color-text);
}

.aq-metrics dt { font-family: var(--font-head); font-size: 1.7rem; font-weight: 800; letter-spacing: -.03em; }
.aq-metrics dd { margin: 3px 0 0; font-size: .78rem; color: var(--color-muted); text-transform: uppercase; letter-spacing: .11em; line-height: 1.5; }

/* cards */

.aq-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 24px; margin-top: 32px; }

.aq-card { border: 1px solid var(--color-border); border-radius: var(--radius); padding: 24px; display: flex; flex-direction: column; background: var(--color-bg); }

.aq-card h3 { margin-bottom: .45em; }
.aq-card p { color: var(--color-muted); font-size: .94rem; margin-bottom: 1.1em; }

.aq-card__foot { margin-top: auto; padding-top: 15px; border-top: 1px solid var(--color-border); display: flex; align-items: baseline; justify-content: space-between; gap: 12px; flex-wrap: wrap; }

.aq-price { font-family: var(--font-head); font-size: 1.2rem; font-weight: 800; letter-spacing: -.02em; }
.aq-price small { display: block; font-size: .72rem; font-weight: 400; color: var(--color-muted); letter-spacing: .02em; text-transform: uppercase; }

.aq-card__link { font-size: .88rem; font-weight: 700; text-decoration: none; }
.aq-card__link:hover { text-decoration: underline; }

/* gallery */

.aq-gallery { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 20px; margin-top: 32px; }

.aq-gallery figure { margin: 0; }

.aq-gallery img { width: 100%; aspect-ratio: 3 / 2; height: auto; object-fit: cover; border-radius: var(--radius); background: var(--color-surface); }

.aq-gallery figcaption { font-size: .88rem; color: var(--color-muted); margin-top: 9px; }
.aq-gallery strong { color: var(--color-text); display: block; font-size: .95rem; }

/* steps */

.aq-steps { margin-top: 32px; border-top: 1px solid var(--color-border); }

.aq-step { display: grid; grid-template-columns: 78px 1fr; gap: 20px; padding: 22px 0; border-bottom: 1px solid var(--color-border); }

.aq-step__num { font-family: var(--font-head); font-size: 1.4rem; font-weight: 800; color: var(--color-accent); letter-spacing: -.02em; }
.aq-step h3 { margin-bottom: .3em; }
.aq-step p { margin: 0; color: var(--color-muted); font-size: .95rem; max-width: 70ch; }

/* notes list */

.aq-notes { list-style: none; padding: 0; margin: 28px 0 0; max-width: 78ch; }
.aq-notes li { padding: 14px 0 14px 30px; border-bottom: 1px solid var(--color-border); position: relative; font-size: .97rem; }
.aq-notes li::before { content: "—"; position: absolute; left: 0; color: var(--color-accent); font-weight: 700; }

/* faq */

.aq-faq { margin-top: 28px; max-width: 840px; }
.aq-faq__item { border-bottom: 1px solid var(--color-border); }

.aq-faq__q {
  width: 100%;
  text-align: left;
  background: none;
  border: 0;
  padding: 19px 36px 19px 0;
  font-size: 1rem;
  font-weight: 700;
  font-family: var(--font-head);
  color: var(--color-text);
  cursor: pointer;
  position: relative;
  line-height: 1.42;
}

.aq-faq__q::after { content: "+"; position: absolute; right: 4px; top: 50%; transform: translateY(-50%); font-size: 1.4rem; font-weight: 400; color: var(--color-accent); }
.aq-faq__item.is-open .aq-faq__q::after { content: "\2013"; }
.aq-faq__a { display: none; padding: 0 0 19px; color: var(--color-muted); }
.aq-faq__item.is-open .aq-faq__a { display: block; }

/* form */

.aq-form-grid { display: grid; grid-template-columns: 1.1fr .9fr; gap: 40px; margin-top: 30px; align-items: start; }
.aq-form { display: grid; gap: 15px; }

.aq-field label { display: block; font-size: .8rem; font-weight: 700; text-transform: uppercase; letter-spacing: .08em; margin-bottom: 7px; }

.aq-field input,
.aq-field textarea {
  width: 100%;
  padding: 12px 13px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  font: inherit;
  font-size: .96rem;
  background: var(--color-bg);
  color: var(--color-text);
}

.aq-field input:focus, .aq-field textarea:focus { outline: 2px solid var(--color-accent); outline-offset: 1px; border-color: var(--color-accent); }
.aq-field textarea { min-height: 132px; resize: vertical; }

.aq-hp { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }
.aq-consent { font-size: .82rem; color: var(--color-muted); }

.aq-box { border: 1px solid var(--color-border); border-left: 3px solid var(--color-accent); border-radius: var(--radius); padding: 24px; background: var(--color-surface); }
.aq-box dl { margin: 0; }
.aq-box dt { font-size: .74rem; text-transform: uppercase; letter-spacing: .12em; color: var(--color-muted); margin-top: 15px; }
.aq-box dt:first-child { margin-top: 0; }
.aq-box dd { margin: 3px 0 0; }

/* prose */

.aq-prose { max-width: 74ch; }
.aq-prose h2 { margin-top: 1.7em; }
.aq-prose ul, .aq-prose ol { padding-left: 22px; margin: 0 0 1em; }
.aq-prose li { margin-bottom: .45em; }
.aq-prose table { width: 100%; border-collapse: collapse; margin: 0 0 1.4em; font-size: .93rem; }
.aq-prose th, .aq-prose td { border: 1px solid var(--color-border); padding: 9px 11px; text-align: left; vertical-align: top; }
.aq-prose th { background: var(--color-surface); }

.aq-scroll { overflow-x: auto; }

.aq-page-head { padding: 46px 0 6px; }

/* footer */

.aq-footer { border-top: 1px solid var(--color-border); padding: 48px 0 34px; background: var(--color-surface); font-size: .92rem; }
.aq-footer__grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(210px, 1fr)); gap: 28px; }
.aq-footer h4 { font-size: .74rem; text-transform: uppercase; letter-spacing: .14em; color: var(--color-muted); margin-bottom: 1em; }
.aq-footer ul { list-style: none; margin: 0; padding: 0; }
.aq-footer li { margin-bottom: .5em; }
.aq-footer a { color: var(--color-text); text-decoration: none; }
.aq-footer a:hover { color: var(--color-accent); text-decoration: underline; }
.aq-footer__bottom { margin-top: 34px; padding-top: 20px; border-top: 1px solid var(--color-border); color: var(--color-muted); font-size: .84rem; }

/* cookie */

.aq-cookie {
  position: fixed; left: 16px; right: 16px; bottom: 16px; z-index: 60;
  background: var(--color-bg); border: 1px solid var(--color-border); border-radius: var(--radius);
  box-shadow: 0 6px 26px rgba(0, 0, 0, .13); padding: 19px 21px; max-width: 640px; margin: 0 auto; display: none;
}

.aq-cookie.is-visible { display: block; }
.aq-cookie p { font-size: .89rem; margin-bottom: .9em; }
.aq-cookie__actions { display: flex; flex-wrap: wrap; gap: 10px; }
.aq-cookie .aq-btn { padding: 10px 18px; font-size: .87rem; }

/* 404 */

.aq-404 { padding: 92px 0; text-align: center; }
.aq-404 p { color: var(--color-muted); max-width: 54ch; margin-left: auto; margin-right: auto; }
.aq-404 .aq-label { justify-content: center; }
.aq-404 .aq-label::after { display: none; }

@media (max-width: 900px) {
  .aq-hero__grid { grid-template-columns: 1fr; gap: 30px; }
  .aq-form-grid { grid-template-columns: 1fr; gap: 26px; }
}

@media (max-width: 760px) {
  body { font-size: 16px; }
  .aq-section { padding: 50px 0; }
  .aq-burger { display: block; }
  .aq-nav {
    display: none; position: absolute; left: 0; right: 0; top: 100%;
    background: var(--color-bg); border-bottom: 1px solid var(--color-border); padding: 10px 20px 20px;
  }
  .aq-nav.is-open { display: block; }
  .aq-nav ul { flex-direction: column; gap: 0; }
  .aq-nav li { border-top: 1px solid var(--color-border); }
  .aq-nav a { display: block; padding: 12px 0; }
  .aq-header__inner { position: relative; }
  .aq-hero { padding: 36px 0 34px; }
  .aq-step { grid-template-columns: 56px 1fr; gap: 14px; }
}