/* ============ базовое ============ */
:root {
  --bg: #0d1117;
  --bg-alt: #111823;
  --card: #161d2a;
  --border: #263041;
  --text: #e6edf3;
  --muted: #8b97a8;
  --accent: #4f8cff;
  --accent-2: #7c5cff;
  --ok: #2ecc71;
  --err: #ff6b6b;
  --radius: 14px;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  font-family: "Segoe UI", system-ui, -apple-system, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
}

.container { max-width: 1080px; margin: 0 auto; padding: 0 20px; }
.container--narrow { max-width: 640px; }

h1, h2, h3 { line-height: 1.25; }
h2 { font-size: 2rem; margin-bottom: 8px; }
.accent {
  background: linear-gradient(90deg, var(--accent), var(--accent-2));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

/* ============ шапка ============ */
.header {
  position: sticky; top: 0; z-index: 10;
  background: rgba(13, 17, 23, .85);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
}
.header__inner { display: flex; align-items: center; justify-content: space-between; height: 64px; }
.logo { font-weight: 700; font-size: 1.15rem; color: var(--text); text-decoration: none; }
.nav a { color: var(--muted); text-decoration: none; margin-left: 24px; font-size: .95rem; }
.nav a:hover { color: var(--text); }

/* ============ герой ============ */
.hero { padding: 90px 0 70px; text-align: center; }
.hero h1 { font-size: clamp(2rem, 5vw, 3.2rem); margin-bottom: 18px; }
.hero__sub { color: var(--muted); max-width: 560px; margin: 0 auto 30px; font-size: 1.1rem; }
.hero__actions { display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; }
.hero__stats { display: flex; gap: 40px; justify-content: center; margin-top: 50px; flex-wrap: wrap; }
.hero__stats b { display: block; font-size: 1.6rem; }
.hero__stats span { color: var(--muted); font-size: .9rem; }

/* ============ кнопки ============ */
.btn {
  display: inline-block; padding: 13px 28px; border-radius: 10px;
  font-size: 1rem; font-weight: 600; text-decoration: none; cursor: pointer;
  border: none; transition: transform .15s, opacity .15s;
}
.btn:hover { transform: translateY(-2px); }
.btn--primary { background: linear-gradient(90deg, var(--accent), var(--accent-2)); color: #fff; }
.btn--ghost { background: transparent; color: var(--text); border: 1px solid var(--border); }
.btn--full { width: 100%; }
.btn:disabled { opacity: .6; cursor: wait; transform: none; }

/* ============ секции ============ */
.section { padding: 70px 0; }
.section--alt { background: var(--bg-alt); }
.section__sub { color: var(--muted); margin-bottom: 36px; }

/* ============ услуги ============ */
.services { display: grid; grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); gap: 16px; }
.service {
  background: var(--card); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 22px; cursor: pointer; transition: border-color .15s, transform .15s;
}
.service:hover { border-color: var(--accent); transform: translateY(-3px); }
.service h3 { font-size: 1.05rem; margin-bottom: 8px; }
.service__price { color: var(--accent); font-weight: 700; }
.service__time { color: var(--muted); font-size: .85rem; margin-left: 10px; }

/* ============ шаги ============ */
.steps { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 20px; }
.step {
  background: var(--card); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 24px;
}
.step__num {
  width: 38px; height: 38px; border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  font-weight: 700; margin-bottom: 14px;
}
.step h3 { font-size: 1.05rem; margin-bottom: 6px; }
.step p { color: var(--muted); font-size: .92rem; }

/* ============ форма ============ */
.form { display: flex; flex-direction: column; gap: 18px; }
.form label { display: flex; flex-direction: column; gap: 6px; font-size: .95rem; }
.form small { color: var(--muted); }
.form input, .form select, .form textarea {
  background: var(--card); border: 1px solid var(--border); border-radius: 10px;
  padding: 12px 14px; color: var(--text); font-size: 1rem; font-family: inherit;
}
.form input:focus, .form select:focus, .form textarea:focus {
  outline: none; border-color: var(--accent);
}
.form__row { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.form__note { color: var(--muted); font-size: .8rem; text-align: center; }
.form__status { padding: 14px 16px; border-radius: 10px; font-size: .95rem; }
.form__status--ok { background: rgba(46, 204, 113, .12); border: 1px solid var(--ok); }
.form__status--err { background: rgba(255, 107, 107, .1); border: 1px solid var(--err); }

/* ============ наши работы ============ */
.works { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 20px; }
.work {
  background: var(--card); border: 1px solid var(--border); border-radius: var(--radius);
  overflow: hidden; cursor: pointer; transition: border-color .15s, transform .15s;
}
.work:hover { border-color: var(--accent); transform: translateY(-3px); }
.work img { display: block; width: 100%; height: auto; }
.work figcaption { padding: 14px 16px; display: flex; flex-direction: column; gap: 2px; }
.work b { font-size: .98rem; }
.work span { color: var(--muted); font-size: .85rem; }

/* ============ отзывы ============ */
.reviews { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 16px; }
.review {
  background: var(--card); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 20px; font-size: .95rem;
}
.review p { margin-bottom: 12px; }
.review__who { color: var(--muted); font-size: .85rem; }

/* ============ faq ============ */
.faq {
  background: var(--card); border: 1px solid var(--border);
  border-radius: 10px; padding: 16px 20px; margin-bottom: 12px;
}
.faq summary { cursor: pointer; font-weight: 600; }
.faq p { color: var(--muted); margin-top: 10px; }

/* ============ футер ============ */
.footer { border-top: 1px solid var(--border); padding: 28px 0; color: var(--muted); font-size: .9rem; }
.footer__inner { display: flex; justify-content: space-between; flex-wrap: wrap; gap: 10px; }
.footer a { color: var(--muted); text-decoration: none; }
.footer a:hover { color: var(--text); }

/* ============ адаптив ============ */
@media (max-width: 560px) {
  .nav { display: none; }
  .form__row { grid-template-columns: 1fr; }
  .hero { padding: 60px 0 50px; }
}