/* ===== RusArt Media — светлый премиум-минимализм ===== */
:root {
  --bg: #F7F6F2;
  --surface: #FFFFFF;
  --ink: #14161A;
  --muted: #5E6571;
  --line: #E6E3DB;
  --accent: #2244EE;
  --accent-hover: #1A36C7;
  --accent-soft: #EDF0FF;
  --dark: #101216;
  --radius: 20px;
  --shadow: 0 24px 60px -24px rgba(20, 22, 26, .14);
  --font: "Manrope", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }

body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--ink);
  line-height: 1.6;
  font-size: 17px;
  -webkit-font-smoothing: antialiased;
}

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

.container { max-width: 1160px; margin: 0 auto; padding: 0 24px; }
.container--narrow { max-width: 760px; }

/* Accessibility */
.skip-link {
  position: absolute; left: -9999px; top: 0;
  background: var(--ink); color: #fff; padding: 10px 18px; z-index: 200;
  border-radius: 0 0 12px 0; text-decoration: none;
}
.skip-link:focus { left: 0; }

:focus-visible { outline: 3px solid var(--accent); outline-offset: 3px; border-radius: 4px; }

/* ===== Header ===== */
.header {
  position: sticky; top: 0; z-index: 100;
  background: rgba(247, 246, 242, .82);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid transparent;
  transition: border-color .3s;
}
.header.is-scrolled { border-bottom-color: var(--line); }

.header__inner {
  display: flex; align-items: center; justify-content: space-between;
  height: 76px;
}

.logo {
  display: inline-flex; align-items: center; gap: 10px;
  font-weight: 800; font-size: 19px; letter-spacing: -.02em;
  text-decoration: none;
}
.logo__mark {
  width: 12px; height: 12px; border-radius: 4px;
  background: var(--accent);
  transform: rotate(45deg);
}

.nav { display: flex; align-items: center; gap: 30px; }
.nav__link {
  text-decoration: none; font-size: 15px; font-weight: 600;
  color: var(--muted); transition: color .2s;
}
.nav__link:hover { color: var(--ink); }
.nav__link--cta {
  color: #fff; background: var(--ink);
  padding: 10px 20px; border-radius: 999px;
  transition: background .2s;
}
.nav__link--cta:hover { color: #fff; background: var(--accent); }

.burger { display: none; }

/* ===== Buttons ===== */
.btn {
  display: inline-block; text-decoration: none; text-align: center;
  font-family: var(--font); font-weight: 700; font-size: 16px;
  padding: 17px 34px; border-radius: 999px; border: 0; cursor: pointer;
  transition: transform .2s, background .2s, box-shadow .2s;
}
.btn--primary {
  background: var(--accent); color: #fff;
  box-shadow: 0 14px 34px -12px rgba(34, 68, 238, .55);
}
.btn--primary:hover { background: var(--accent-hover); transform: translateY(-2px); }
.btn--ghost {
  background: transparent; color: var(--ink);
  box-shadow: inset 0 0 0 2px var(--line);
}
.btn--ghost:hover { box-shadow: inset 0 0 0 2px var(--ink); transform: translateY(-2px); }
.btn--wide { width: 100%; }

/* ===== Hero ===== */
.hero { padding: 110px 0 90px; }

.hero__eyebrow,
.section__eyebrow {
  display: inline-block;
  font-size: 13px; font-weight: 700; letter-spacing: .14em; text-transform: uppercase;
  color: var(--accent); margin-bottom: 22px;
}
.section__eyebrow--light { color: #98A8FF; }

.hero__title {
  font-size: clamp(42px, 7vw, 84px);
  line-height: 1.02; letter-spacing: -.035em; font-weight: 800;
  margin-bottom: 28px;
}
.hero__title em {
  font-style: normal; color: var(--accent); position: relative; white-space: nowrap;
}

.hero__subtitle {
  font-size: clamp(18px, 2.2vw, 21px); color: var(--muted);
  max-width: 640px; margin-bottom: 40px;
}

.hero__actions { display: flex; gap: 16px; flex-wrap: wrap; margin-bottom: 70px; }

.hero__stats {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px;
  max-width: 720px; border-top: 1px solid var(--line); padding-top: 36px;
}
.stat__num { font-size: 34px; font-weight: 800; letter-spacing: -.03em; }
.stat__label { color: var(--muted); font-size: 15px; margin-top: 4px; }

/* ===== Sections ===== */
.section { padding: 100px 0; }
.section--tinted { background: var(--surface); }

.section__title {
  font-size: clamp(30px, 4.4vw, 50px);
  line-height: 1.08; letter-spacing: -.03em; font-weight: 800;
  margin-bottom: 56px; max-width: 760px;
}
.section__title--light { color: #fff; }

/* ===== Services ===== */
.services {
  display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px;
}
.card {
  background: var(--surface); border: 1px solid var(--line);
  border-radius: var(--radius); padding: 38px 36px;
  display: flex; flex-direction: column;
  transition: transform .25s, box-shadow .25s;
}
.card:hover { transform: translateY(-6px); box-shadow: var(--shadow); }
.card--featured { border-color: var(--accent); position: relative; }
.card__badge {
  position: absolute; top: -13px; left: 32px;
  background: var(--accent); color: #fff;
  font-size: 12px; font-weight: 700; letter-spacing: .06em; text-transform: uppercase;
  padding: 5px 14px; border-radius: 999px;
}
.card__title { font-size: 24px; font-weight: 800; letter-spacing: -.02em; }
.card__price { color: var(--accent); font-weight: 700; margin: 8px 0 16px; }
.card__text { color: var(--muted); margin-bottom: 20px; }
.card__list { list-style: none; margin-bottom: 28px; }
.card__list li {
  padding-left: 28px; position: relative; margin-bottom: 10px; color: var(--ink);
}
.card__list li::before {
  content: ""; position: absolute; left: 0; top: 7px;
  width: 14px; height: 14px; border-radius: 50%;
  background: var(--accent-soft);
  box-shadow: inset 0 0 0 4px var(--accent);
}
.card__link {
  margin-top: auto; text-decoration: none; font-weight: 700; color: var(--accent);
}
.card__link:hover { text-decoration: underline; }

/* ===== Benefits ===== */
.benefits {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 44px 40px;
}
.benefit__title { font-size: 20px; font-weight: 800; letter-spacing: -.01em; margin-bottom: 10px; }
.benefit__title::before {
  content: ""; display: block; width: 34px; height: 4px; border-radius: 2px;
  background: var(--accent); margin-bottom: 18px;
}
.benefit__text { color: var(--muted); font-size: 16px; }

/* ===== Process ===== */
.process {
  list-style: none; counter-reset: step;
  display: grid; grid-template-columns: repeat(5, 1fr); gap: 28px;
}
.step__num {
  display: block; font-size: 15px; font-weight: 800; color: var(--accent);
  letter-spacing: .1em; margin-bottom: 14px;
  border-top: 2px solid var(--line); padding-top: 16px;
}
.step__title { font-size: 18px; font-weight: 800; margin-bottom: 8px; letter-spacing: -.01em; }
.step__text { color: var(--muted); font-size: 15px; }

/* ===== Reviews ===== */
.reviews { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.review {
  background: var(--bg); border-radius: var(--radius); padding: 34px 32px;
  border: 1px solid var(--line);
}
.review__text { font-size: 16.5px; line-height: 1.65; }
.review__text::before {
  content: "“"; display: block; font-size: 56px; line-height: 1; color: var(--accent);
  font-weight: 800; margin-bottom: 6px;
}
.review__author { margin-top: 18px; color: var(--muted); font-size: 15px; }

/* ===== FAQ ===== */
.faq { display: grid; gap: 14px; }
.faq__item {
  background: var(--surface); border: 1px solid var(--line);
  border-radius: 16px; padding: 0 28px; overflow: hidden;
  transition: border-color .2s;
}
.faq__item[open] { border-color: var(--accent); }
.faq__q {
  cursor: pointer; list-style: none; font-weight: 700; font-size: 17px;
  padding: 22px 36px 22px 0; position: relative; user-select: none;
}
.faq__q::-webkit-details-marker { display: none; }
.faq__q::after {
  content: "+"; position: absolute; right: 0; top: 50%;
  transform: translateY(-50%);
  font-size: 26px; font-weight: 400; color: var(--accent);
  transition: transform .25s;
}
.faq__item[open] .faq__q::after { transform: translateY(-50%) rotate(45deg); }
.faq__a { color: var(--muted); padding-bottom: 24px; }

/* ===== Contact ===== */
.section--contact {
  background: var(--dark); color: #fff;
  border-radius: 36px; margin: 0 16px 16px;
}
.contact__lead { color: #B9BEC9; max-width: 540px; margin: -28px 0 44px; font-size: 18px; }

.form { max-width: 640px; }
.form__row { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.form__field { margin-bottom: 18px; }
.form__label { display: block; font-size: 14px; font-weight: 700; margin-bottom: 8px; color: #D9DCE3; }
.form__optional { color: #7C828E; font-weight: 500; }
.form__input {
  width: 100%; font-family: var(--font); font-size: 16px; color: #fff;
  background: rgba(255, 255, 255, .07);
  border: 1px solid rgba(255, 255, 255, .16);
  border-radius: 14px; padding: 15px 18px;
  transition: border-color .2s, background .2s;
}
.form__input::placeholder { color: #6F7480; }
.form__input:focus { outline: none; border-color: var(--accent); background: rgba(255, 255, 255, .1); }
.form__input--area { resize: vertical; min-height: 88px; }
.form__input.is-invalid { border-color: #FF5D5D; }
.form__error { display: block; color: #FF8A8A; font-size: 13px; min-height: 18px; margin-top: 5px; }
.form__hp { position: absolute; left: -9999px; opacity: 0; height: 0; }
.form__note { font-size: 13px; color: #7C828E; margin-top: 16px; }
.form__note a { color: #A9B4FF; }
.form__success {
  margin-top: 20px; padding: 18px 22px; border-radius: 14px;
  background: rgba(56, 200, 120, .14); border: 1px solid rgba(56, 200, 120, .4);
  color: #9FE8C0;
}
.form__success a { color: #C8F4DC; }

/* ===== Footer ===== */
.footer { padding: 56px 0; }
.footer__inner {
  display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 24px; align-items: start;
}
.logo--footer { font-size: 17px; }
.footer__tagline { color: var(--muted); font-size: 14px; margin-top: 6px; }
.footer__contact a { color: var(--ink); text-decoration: none; font-weight: 600; }
.footer__contact a:hover { color: var(--accent); }
.footer__col--meta { text-align: right; color: var(--muted); font-size: 14px; }

/* ===== Reveal animations ===== */
.reveal { opacity: 0; transform: translateY(26px); 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; }
}

/* ===== Adaptive ===== */
@media (max-width: 1020px) {
  .process { grid-template-columns: repeat(3, 1fr); row-gap: 40px; }
  .benefits { grid-template-columns: repeat(2, 1fr); }
  .reviews { grid-template-columns: 1fr; }
}

@media (max-width: 760px) {
  body { font-size: 16px; }
  .hero { padding: 70px 0 60px; }
  .section { padding: 70px 0; }
  .services, .benefits, .process { grid-template-columns: 1fr; }
  .hero__stats { grid-template-columns: 1fr; gap: 18px; }
  .form__row { grid-template-columns: 1fr; }
  .footer__inner { grid-template-columns: 1fr; }
  .footer__col--meta { text-align: left; }
  .section--contact { border-radius: 24px; margin: 0 8px 8px; }

  /* Mobile menu */
  .burger {
    display: flex; flex-direction: column; justify-content: center; gap: 5px;
    width: 44px; height: 44px; padding: 10px;
    background: none; border: 0; cursor: pointer;
  }
  .burger span {
    display: block; height: 2px; width: 100%; background: var(--ink);
    border-radius: 2px; transition: transform .25s, opacity .25s;
  }
  .burger.is-open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
  .burger.is-open span:nth-child(2) { opacity: 0; }
  .burger.is-open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

  .nav {
    position: fixed; inset: 76px 0 auto 0;
    background: var(--bg); border-bottom: 1px solid var(--line);
    flex-direction: column; align-items: flex-start; gap: 0;
    padding: 10px 24px 24px;
    transform: translateY(-12px); opacity: 0; pointer-events: none;
    transition: transform .25s, opacity .25s;
  }
  .nav.is-open { transform: none; opacity: 1; pointer-events: auto; }
  .nav__link { padding: 13px 0; font-size: 17px; width: 100%; }
  .nav__link--cta { text-align: center; margin-top: 10px; padding: 14px 20px; }
}