/* 72dom.life — лендинг северян. Mobile-first, без фреймворков.
   Брендинг через переменные — палитру сменить в одном месте. */

:root {
  --c-accent: #c8102e;        /* красный «Дружеского» */
  --c-accent-dark: #a00d25;
  --c-ink: #1c1b1a;
  --c-muted: #6b6560;
  --c-bg: #faf8f5;
  --c-card: #ffffff;
  --c-line: #e5e0da;
  --c-ok: #188038;
  --c-err: #d93025;
  --radius: 14px;
  --shadow: 0 2px 12px rgb(0 0 0 / 8%);
}

* { box-sizing: border-box; }
[hidden] { display: none !important; } /* .btn{display:...} не должен перебивать hidden */
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  font-size: 1rem;
  line-height: 1.6;
  color: var(--c-ink);
  background: var(--c-bg);
}
.wrap { max-width: 660px; margin-inline: auto; padding-inline: 1rem; }
.wrap--wide { max-width: 1080px; }
h1 { font-size: clamp(1.7rem, 6vw, 2.6rem); line-height: 1.15; margin: .5rem 0; }
h2 { font-size: clamp(1.3rem, 4.5vw, 1.8rem); line-height: 1.2; margin: 0 0 .75rem; }
p { margin: .5rem 0; }
.muted { color: var(--c-muted); }
.micro { font-size: .8rem; color: var(--c-muted); }
.accent { color: var(--c-accent); }
.nowrap { white-space: nowrap; }
section { padding-block: 2.75rem; }
.section--alt { background: #fff; border-block: 1px solid var(--c-line); }

/* ── Кнопки: tap target ≥48px ── */
.btn {
  display: inline-block;
  min-height: 48px;
  padding: .8rem 1.4rem;
  font-size: 1rem;
  font-weight: 600;
  border: 0;
  border-radius: var(--radius);
  cursor: pointer;
  text-align: center;
}
.btn--primary { background: var(--c-accent); color: #fff; }
.btn--primary:hover { background: var(--c-accent-dark); }
.btn--ghost { background: transparent; color: var(--c-ink); border: 1px solid var(--c-line); }
.btn--big { width: 100%; padding-block: 1rem; font-size: 1.1rem; }
.btn--wide { width: 100%; }
.btn:focus-visible { outline: 3px solid #0b57d0; outline-offset: 2px; }

/* ── Шапка ── */
.topbar { background: var(--c-card); border-bottom: 1px solid var(--c-line); position: sticky; top: 0; z-index: 20; }
.topbar__in { display: flex; justify-content: space-between; align-items: center; min-height: 52px; }
.topbar__logo { font-weight: 800; font-size: 1.1rem; }
.topbar__phone { color: var(--c-ink); text-decoration: none; font-weight: 600; padding: .5rem 0; }

/* ── Hero ── */
.hero { padding-top: 1.5rem; }
.badge {
  display: inline-block;
  background: #fff3e6;
  color: #8a4b00;
  border: 1px solid #f0d9bd;
  border-radius: 999px;
  padding: .3rem .8rem;
  font-size: .85rem;
  font-weight: 600;
}
.hero__sub { font-size: 1.1rem; }
.hero__calc {
  background: var(--c-card);
  border: 1px solid var(--c-line);
  border-radius: var(--radius);
  padding: .7rem 1rem;
  margin-block: 1rem;
}
.hero__calc-main { display: block; font-size: 1.05rem; }
.hero__calc-main strong { font-size: 1.45rem; }
.hero__calc-sub { display: block; font-size: .85rem; color: var(--c-muted); margin-top: .1rem; }
.hero__img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
  border-radius: var(--radius);
  margin-top: 1.25rem;
  background: linear-gradient(160deg, #dfd8cf, #c9beb2); /* плейсхолдер, пока нет фото */
}
@media (min-width: 960px) {
  .hero__grid {
    display: grid;
    grid-template-columns: minmax(420px, 1fr) 1.1fr;
    gap: 2.5rem;
    align-items: center;
  }
  .hero__img { margin-top: 0; height: 100%; max-height: 520px; }
}

/* ── Шаги ── */
.steps__list { list-style: none; counter-reset: step; padding: 0; margin: 0; }
.steps__list li {
  counter-increment: step;
  position: relative;
  padding: .6rem 0 .6rem 3rem;
}
.steps__list li::before {
  content: counter(step);
  position: absolute;
  left: 0; top: .55rem;
  width: 2.1rem; height: 2.1rem;
  display: grid; place-items: center;
  background: var(--c-accent);
  color: #fff;
  font-weight: 700;
  border-radius: 50%;
}
.steps__list b { display: block; }
.steps__list span { color: var(--c-muted); font-size: .95rem; }

/* ── Карточки лотов ── */
.flats__grid { display: grid; gap: 1rem; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); margin-top: 1rem; }
.flats__grid--compact { grid-template-columns: 1fr; }
.flat-card {
  background: var(--c-card);
  border: 1px solid var(--c-line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  overflow: hidden;
}
.flat-card img { width: 100%; height: 170px; object-fit: contain; background: #fff; padding: .5rem; box-sizing: border-box; }
.flat-card--featured { border-color: var(--c-accent); box-shadow: 0 2px 16px rgb(200 16 46 / 12%); }
.flat-card .tag--featured { color: #8a4b00; background: #fff3e6; }
.flat-card .tag--term { color: var(--c-muted); background: var(--c-bg); }
.flat-card__body { padding: .9rem 1rem 1.1rem; }
.flat-card__title { font-weight: 700; margin: 0 0 .25rem; }
.flat-card__price { font-size: 1.15rem; font-weight: 700; margin: 0; }
.flat-card__pv { font-size: .85rem; color: var(--c-muted); margin: .15rem 0 .7rem; }
.flat-card .tag {
  display: inline-block;
  font-size: .75rem; font-weight: 600;
  color: var(--c-ok);
  background: #e6f4ea;
  border-radius: 999px;
  padding: .15rem .6rem;
  margin-bottom: .4rem;
}

/* ── Медиа-фасады ── */
.ready__media { display: grid; gap: .75rem; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); margin-top: 1rem; }
.media-facade {
  display: flex; align-items: center; gap: .7rem;
  min-height: 64px;
  padding: 1rem;
  background: var(--c-card);
  border: 1px solid var(--c-line);
  border-radius: var(--radius);
  font-size: 1rem; font-weight: 600;
  cursor: pointer;
}
.media-facade__play {
  display: grid; place-items: center;
  width: 2.4rem; height: 2.4rem;
  background: var(--c-accent); color: #fff;
  border-radius: 50%;
  flex-shrink: 0;
}
.media-modal { border: 0; border-radius: var(--radius); padding: 0; width: min(94vw, 900px); }
.media-modal::backdrop { background: rgb(0 0 0 / 65%); }
.media-modal__body iframe { display: block; width: 100%; aspect-ratio: 16/9; border: 0; }

/* ── Район + trust ── */
.district__facts { list-style: none; padding: 0; margin: 1rem 0 0; }
.district__facts li { padding: .55rem 0; border-bottom: 1px solid var(--c-line); }
.district__facts li:last-child { border-bottom: 0; }
.district__facts b { display: block; }
.district__facts span { color: var(--c-muted); font-size: .95rem; }
@media (min-width: 960px) {
  .district__facts { display: grid; grid-template-columns: 1fr 1fr; gap: 0 2rem; }
}
.trust-row { list-style: none; display: flex; flex-wrap: wrap; gap: .5rem 1.5rem; padding: .9rem 0 0; margin: 1rem 0 0; border-top: 1px solid var(--c-line); }
.trust-row li { font-size: .85rem; color: var(--c-muted); font-weight: 600; }

/* ── FAQ ── */
.faq details {
  background: var(--c-card);
  border: 1px solid var(--c-line);
  border-radius: var(--radius);
  padding: .9rem 1rem;
  margin-bottom: .6rem;
}
.faq summary { font-weight: 600; cursor: pointer; min-height: 32px; }
.faq details[open] summary { margin-bottom: .4rem; }

/* ── Формы ── */
.field { margin-block-end: 1.25rem; }
fieldset.field { border: 0; padding: 0; margin: 0 0 1.25rem; }
.field label, .field legend { display: block; font-weight: 600; margin-bottom: .3rem; }
.hint { display: block; color: var(--c-muted); font-size: .85rem; margin-bottom: .25rem; }
input[type="text"], input[type="tel"] {
  width: 100%;
  font-size: 1rem;
  padding: .75rem;
  min-height: 48px;
  border: 1px solid #bbb;
  border-radius: 10px;
  background: #fff;
}
input:focus-visible { outline: 3px solid #0b57d0; outline-offset: 1px; }
.error-msg { display: none; color: var(--c-err); font-size: .875rem; margin-top: .25rem; }
input:user-invalid { border-color: var(--c-err); background: #fce8e6; }
input:user-invalid ~ .error-msg { display: block; }
input:user-valid { border-color: var(--c-ok); }

/* чипы: перебиваем .field label { display:block } */
.field .chip, .chip { display: inline-block; font-weight: 400; margin: 0 .4rem .4rem 0; }
.chip input { position: absolute; clip-path: inset(50%); width: 1px; height: 1px; }
.chip span {
  display: inline-block;
  padding: .55rem 1rem;
  min-height: 44px;
  border: 1.5px solid var(--c-line);
  border-radius: 999px;
  background: var(--c-card);
  cursor: pointer;
}
.chip input:checked + span { border-color: var(--c-accent); background: #fdeef0; font-weight: 600; }
.chip input:focus-visible + span { outline: 3px solid #0b57d0; outline-offset: 2px; }

.agree { display: flex; gap: .6rem; align-items: flex-start; font-size: .85rem; color: var(--c-muted); margin-block: 1rem; }
.agree input { width: 1.15rem; height: 1.15rem; margin-top: .15rem; accent-color: var(--c-accent); }
.agree a { white-space: nowrap; }

.hp { position: absolute; clip-path: inset(50%); width: 1px; height: 1px; overflow: hidden; }

/* ── Финальная форма: компактная карточка, не простыня ── */
.lead__form {
  max-width: 480px;
  background: var(--c-card);
  border: 1px solid var(--c-line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 1.5rem 1.25rem;
  margin-top: 1rem;
}
.lead__sub { margin-top: -.25rem; }
input::placeholder { color: #a9a29b; }

/* ── Sticky CTA ── */
.sticky-cta {
  position: fixed;
  inset-inline: 0; bottom: 0;
  padding: .6rem 1rem calc(.6rem + env(safe-area-inset-bottom));
  background: rgb(250 248 245 / 92%);
  backdrop-filter: blur(8px);
  border-top: 1px solid var(--c-line);
  z-index: 15;
  transition: translate .25s;
}
.sticky-cta[data-hidden] { translate: 0 110%; }
@media (min-width: 720px) { .sticky-cta { display: none; } }
body { padding-bottom: 76px; }
@media (min-width: 720px) { body { padding-bottom: 0; } }

/* ── Квиз ── */
.quiz {
  border: 0;
  border-radius: var(--radius) var(--radius) 0 0;
  padding: 0;
  width: 100%;
  max-width: 560px;
  margin: auto auto 0;
  max-height: 92dvh;
}
@media (min-width: 720px) { .quiz { border-radius: var(--radius); margin: auto; } }
.quiz::backdrop { background: rgb(0 0 0 / 55%); }
.quiz__form { display: flex; flex-direction: column; min-height: 60dvh; padding: 1rem 1.25rem 1.25rem; }
.quiz__head { display: flex; align-items: center; gap: 1rem; margin-bottom: .75rem; }
.quiz__head nav { flex: 1; }
.quiz__progress { display: flex; gap: .4rem; list-style: none; padding: 0; margin: 0; }
.quiz__progress li { flex: 1; height: 5px; border-radius: 3px; background: var(--c-line); }
.quiz__progress li.done, .quiz__progress li[aria-current] { background: var(--c-accent); }
.quiz__close {
  width: 44px; height: 44px;
  border: 0; background: transparent;
  font-size: 1.6rem; color: var(--c-muted);
  cursor: pointer;
}
.quiz__step { flex: 1; border: 0; padding: 0; margin: 0; }
.quiz__step h2 { font-size: 1.35rem; }
.opt { display: block; margin-bottom: .6rem; }
.opt input { position: absolute; clip-path: inset(50%); width: 1px; height: 1px; }
.opt span {
  display: block;
  padding: .9rem 1rem;
  min-height: 52px;
  border: 1.5px solid var(--c-line);
  border-radius: var(--radius);
  background: var(--c-card);
  cursor: pointer;
}
.opt input:checked + span { border-color: var(--c-accent); background: #fdeef0; font-weight: 600; }
.opt input:focus-visible + span { outline: 3px solid #0b57d0; outline-offset: 2px; }
.quiz__nav { display: flex; gap: .75rem; margin-top: 1rem; }
.quiz__nav .btn { flex: 1; }
.quiz__disclaimer { margin-top: 1rem; }
.quiz__result ul { padding-left: 1.2rem; }

/* ── Футер ── */
.footer { border-top: 1px solid var(--c-line); padding-block: 1.5rem 2.5rem; }
.footer a { color: inherit; }

/* ── Отложенный рендер тяжёлого низа ── */
.faq, .footer { content-visibility: auto; contain-intrinsic-size: auto 400px; }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .sticky-cta { transition: none; }
}