/* =============================================================
   КЛУБНАЯ РЕЗИДЕНЦИЯ «ОНЕГИН» — style.css
   Светлая тема. Редакционная премиальность.
   Вся вёрстка построена вокруг строго квадратных изображений (1:1).
   Шрифты подключаются в <head> файла index.html.
   ============================================================= */

/* ---------- 1. Токены ---------- */
:root{
  /* Нейтральная база */
  --porcelain:   #f5f4f0;   /* основной фон */
  --alabaster:   #fbfaf7;   /* приподнятые блоки */
  --stone:       #ecebe5;   /* фон-чередование */
  --ink:         #1b1a17;   /* основной текст */
  --slate:       #6e6d66;   /* вторичный текст */
  --line:        #d9d7cf;   /* тонкие линии */

  /* Акцент — малахит (зелёный двор проекта + русский неоклассицизм) */
  --malachite:      #33463c;
  --malachite-deep: #26332c;
  --malachite-lite: #4a6154;

  /* Типографика */
  --serif: "Playfair Display", Georgia, "Times New Roman", serif;
  --sans:  "Manrope", "Segoe UI", Arial, sans-serif;

  /* Ритм */
  --wrap: 1280px;
  --gutter: clamp(20px, 5vw, 80px);
  --section-y: clamp(72px, 11vw, 160px);
  --radius: 0px;                 /* строгие прямые углы */
  --ease: cubic-bezier(.2,.6,.2,1);
}

/* ---------- 2. Сброс и база ---------- */
*{ box-sizing:border-box; }
html{ scroll-behavior:smooth; -webkit-text-size-adjust:100%; }
body{
  margin:0;
  background:var(--porcelain);
  color:var(--ink);
  font-family:var(--sans);
  font-size:clamp(15px,1.05vw,17px);
  line-height:1.7;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
img{ display:block; max-width:100%; }
a{ color:inherit; text-decoration:none; }
button{ font-family:inherit; cursor:pointer; }
h1,h2,h3,h4{ margin:0; font-family:var(--serif); font-weight:500; line-height:1.08; letter-spacing:-.01em; }
p,ul{ margin:0; }
:focus-visible{ outline:2px solid var(--malachite); outline-offset:3px; }

/* ---------- 3. Утилиты ---------- */
.wrap{ max-width:var(--wrap); margin:0 auto; padding-inline:var(--gutter); }

.eyebrow{
  font-family:var(--sans); font-weight:600;
  font-size:.72rem; letter-spacing:.24em; text-transform:uppercase;
  color:var(--malachite);
  display:inline-flex; align-items:center; gap:14px;
}
.eyebrow::before{ content:""; width:34px; height:1px; background:currentColor; opacity:.6; }
.lede{ color:var(--slate); font-size:1.06rem; }

/* Кнопки */
.btn{
  --_bg:var(--malachite); --_fg:#f3f1ea;
  display:inline-flex; align-items:center; justify-content:center; gap:12px;
  padding:16px 30px; background:var(--_bg); color:var(--_fg);
  font-size:.8rem; font-weight:600; letter-spacing:.12em; text-transform:uppercase;
  border:1px solid var(--_bg); border-radius:var(--radius);
  transition:background .3s var(--ease), border-color .3s var(--ease);
}
.btn:hover{ background:var(--malachite-lite); border-color:var(--malachite-lite); }
.btn--ghost{ --_bg:transparent; --_fg:var(--ink); border-color:var(--line); }
.btn--ghost:hover{ background:transparent; border-color:var(--ink); }
.btn .arrow{ transition:transform .3s var(--ease); }
.btn:hover .arrow{ transform:translateX(4px); }
.btn[disabled]{ opacity:.6; pointer-events:none; }

/* Ссылка с растущим подчёркиванием */
.link{ position:relative; padding-bottom:2px; }
.link::after{
  content:""; position:absolute; left:0; bottom:0; width:100%; height:1px;
  background:currentColor; transform:scaleX(0); transform-origin:left;
  transition:transform .35s var(--ease);
}
.link:hover::after{ transform:scaleX(1); }

/* =============================================================
   4. КВАДРАТНОЕ ИЗОБРАЖЕНИЕ — базовый компонент
   Все рендеры строго 1:1. object-fit:cover не даёт искажений.
   ============================================================= */
.media-square{
  position:relative;
  aspect-ratio:1 / 1;            /* ← строгий квадрат */
  overflow:hidden;
  background:var(--stone);
  outline:1px solid var(--line);
  outline-offset:-1px;
}
.media-square img{
  width:100%; height:100%;
  object-fit:cover;
  transition:transform 1.2s var(--ease);
}
.media-square:hover img{ transform:scale(1.035); }
.media-caption{
  margin-top:14px; font-size:.82rem; color:var(--slate);
  font-family:var(--serif); font-style:italic;
}

/* =============================================================
   5. ШАПКА
   ============================================================= */
.site-header{
  position:sticky; top:0; z-index:50;
  background:rgba(245,244,240,.82);
  backdrop-filter:saturate(1.2) blur(10px);
  border-bottom:1px solid transparent;
  transition:border-color .3s var(--ease), background .3s var(--ease);
}
.site-header.is-scrolled{ border-bottom-color:var(--line); background:rgba(245,244,240,.94); }
.header-inner{ display:flex; align-items:center; justify-content:space-between; gap:24px; height:76px; }
.brand{
  font-family:var(--serif); font-weight:500; font-size:1.45rem;
  letter-spacing:.34em; text-transform:uppercase; padding-left:.34em; white-space:nowrap;
}
.header-contacts{ display:flex; align-items:center; gap:28px; margin-left:auto; }
.header-phone{ font-size:1.02rem; font-weight:600; white-space:nowrap; }
.header-addr{ font-size:.8rem; color:var(--slate); line-height:1.4; white-space:nowrap; }

/* Бургер */
.burger{
  display:none; width:44px; height:44px; border:1px solid var(--line);
  background:transparent; border-radius:var(--radius); position:relative;
}
.burger span, .burger span::before, .burger span::after{
  content:""; position:absolute; left:50%; width:20px; height:1.5px; background:var(--ink);
  transform:translateX(-50%); transition:.3s var(--ease);
}
.burger span{ top:50%; margin-top:-.75px; }
.burger span::before{ top:-6px; } .burger span::after{ top:6px; }
.burger.is-open span{ background:transparent; }
.burger.is-open span::before{ top:0; transform:translateX(-50%) rotate(45deg); }
.burger.is-open span::after{ top:0; transform:translateX(-50%) rotate(-45deg); }

.mobile-menu{
  position:fixed; inset:76px 0 auto 0; z-index:49;
  background:var(--porcelain); border-bottom:1px solid var(--line);
  padding:24px var(--gutter) 34px; display:none; flex-direction:column; gap:18px;
}
.mobile-menu.is-open{ display:flex; }
.mobile-menu a{ font-size:1.05rem; }
.mobile-menu .header-phone{ font-size:1.2rem; }

/* =============================================================
   6. ГЕРОЙ
   ============================================================= */
.hero{ padding-top:clamp(40px,6vw,80px); padding-bottom:var(--section-y); }
.hero-grid{ display:grid; grid-template-columns:1.05fr .95fr; gap:clamp(32px,5vw,72px); align-items:center; }
.hero-title{ font-size:clamp(2.7rem,6vw,5rem); margin:22px 0 0; }
.hero-title .accent{ font-style:italic; }
.hero-sub{ font-size:clamp(1.15rem,2vw,1.65rem); margin-top:14px; font-family:var(--serif); font-weight:400; }
.hero-lede{ margin-top:26px; max-width:46ch; }
.hero-actions{ display:flex; align-items:center; gap:24px; margin-top:36px; flex-wrap:wrap; }
.hero-phone small{
  display:block; font-weight:400; font-size:.72rem; letter-spacing:.16em;
  text-transform:uppercase; color:var(--slate); margin-bottom:3px;
}
.hero-phone b{ font-size:1.05rem; font-weight:600; }
.hero-media .media-square{ box-shadow:0 30px 70px -40px rgba(27,26,23,.35); }

/* =============================================================
   7. ТЕЗИС
   ============================================================= */
.thesis{ padding-block:var(--section-y); border-top:1px solid var(--line); }
.thesis-inner{ max-width:900px; margin:0 auto; text-align:center; }
.thesis-text{
  font-family:var(--serif); font-weight:400;
  font-size:clamp(1.45rem,3vw,2.4rem); line-height:1.32; margin-top:26px;
}
.thesis-text em{ font-style:italic; color:var(--malachite); }

/* =============================================================
   8. ЧЕРЕДУЮЩИЕСЯ СЕКЦИИ (квадрат + текст)
   ============================================================= */
.feature{ padding-block:var(--section-y); }
.feature + .feature{ padding-top:0; }
.feature-grid{ display:grid; grid-template-columns:1fr 1fr; gap:clamp(32px,5vw,80px); align-items:center; }
.feature--reverse .feature-media{ order:2; }
.feature-title{ font-size:clamp(1.85rem,3.4vw,2.9rem); margin-top:20px; }
.feature-body{ margin-top:22px; max-width:52ch; color:var(--slate); }
.feature-body p + p{ margin-top:16px; }

.stat{ display:flex; align-items:baseline; gap:18px; margin-top:32px; }
.stat-num{ font-family:var(--serif); font-size:clamp(3rem,6vw,4.4rem); line-height:1; color:var(--malachite); }
.stat-label{ font-size:.92rem; color:var(--slate); max-width:24ch; line-height:1.5; }

/* =============================================================
   9. КОМФОРТ И ПРИВАТНОСТЬ
   ============================================================= */
.privacy{ padding-block:var(--section-y); background:var(--stone); }
.privacy-head{ max-width:720px; }
.privacy-grid{
  display:grid; grid-template-columns:repeat(3,1fr); gap:1px;
  margin-top:clamp(36px,5vw,64px); background:var(--line); border:1px solid var(--line);
}
.privacy-card{ background:var(--stone); padding:clamp(26px,3vw,42px); }
.privacy-card h3{ font-size:1.45rem; margin-bottom:14px; }
.privacy-card p{ color:var(--slate); font-size:.97rem; }
.privacy-index{ font-family:var(--serif); font-style:italic; color:var(--malachite); font-size:1.05rem; display:block; margin-bottom:18px; }

/* =============================================================
   10. ЛОКАЦИЯ
   ============================================================= */
.location{ padding-block:var(--section-y); }
.location-grid{ display:grid; grid-template-columns:1fr 1fr; gap:clamp(32px,5vw,80px); align-items:center; }
.places{ padding:0; margin-top:26px; columns:2; column-gap:40px; }
.places li{
  list-style:none; padding:13px 0; border-top:1px solid var(--line);
  font-size:.97rem; break-inside:avoid; display:flex; align-items:center; gap:12px;
}
.places li::before{ content:""; width:5px; height:5px; background:var(--malachite); flex:0 0 auto; transform:rotate(45deg); }

/* =============================================================
   11. КУЛЬТУРНЫЙ КОД
   ============================================================= */
.culture{ padding-block:var(--section-y); background:var(--alabaster); border-block:1px solid var(--line); }
.culture-grid{ display:grid; grid-template-columns:1fr 1fr; gap:clamp(32px,5vw,80px); align-items:center; }
.pullquote{ font-family:var(--serif); font-style:italic; font-size:clamp(1.35rem,2.4vw,1.95rem); line-height:1.35; margin-top:22px; }

/* =============================================================
   12. НАДЁЖНОСТЬ
   ============================================================= */
.trust{ padding-block:var(--section-y); }
.trust-grid{ display:grid; grid-template-columns:.9fr 1.1fr; gap:clamp(32px,5vw,80px); align-items:center; }
.trust-list{ margin-top:24px; }
.trust-item{ display:flex; gap:20px; padding:22px 0; border-top:1px solid var(--line); }
.trust-item:last-child{ border-bottom:1px solid var(--line); }
.trust-item h3{ font-size:1.15rem; margin-bottom:6px; }
.trust-item p{ color:var(--slate); font-size:.94rem; }
.trust-item .tk{ font-family:var(--serif); font-style:italic; color:var(--malachite); font-size:1.02rem; min-width:74px; }

/* =============================================================
   13. О ЗАСТРОЙЩИКЕ
   ============================================================= */
.developer{ padding-block:var(--section-y); background:var(--stone); }
.developer-grid{ display:grid; grid-template-columns:1fr 1fr; gap:clamp(32px,5vw,80px); align-items:center; }
.developer-media{ order:2; }

/* =============================================================
   14. CTA + ФОРМА (единственная тёмная полоса)
   ============================================================= */
.cta{ background:var(--malachite); color:#eceae2; padding-block:var(--section-y); }
.cta .eyebrow{ color:#b8c7bd; }
.cta-grid{ display:grid; grid-template-columns:1fr 1fr; gap:clamp(36px,5vw,90px); align-items:center; }
.cta-title{ font-size:clamp(1.95rem,4vw,3.1rem); margin-top:20px; color:#fff; }
.cta-lede{ margin-top:22px; color:#c7d1c9; max-width:44ch; }
.cta-start{ margin-top:32px; display:flex; align-items:baseline; gap:14px; font-family:var(--serif); }
.cta-start b{ font-size:1.9rem; font-weight:500; color:#fff; }
.cta-start span{ font-size:.74rem; letter-spacing:.18em; text-transform:uppercase; color:#a9b7ac; font-family:var(--sans); }
.cta-phone{ margin-top:32px; }
.cta-phone small{ display:block; font-size:.72rem; letter-spacing:.16em; text-transform:uppercase; color:#a9b7ac; margin-bottom:5px; }
.cta-phone b{ font-size:1.25rem; font-weight:600; color:#fff; }

/* Форма — ОДНО поле: телефон */
.lead-form{ background:#f3f1ea; color:var(--ink); padding:clamp(28px,3.4vw,46px); }
.lead-form h3{ font-size:1.45rem; margin-bottom:8px; }
.lead-form .form-note{ font-size:.9rem; color:var(--slate); margin-bottom:28px; }
.field{ margin-bottom:20px; }
.field label{ display:block; font-size:.72rem; letter-spacing:.14em; text-transform:uppercase; color:var(--slate); margin-bottom:9px; }
.field input{
  width:100%; padding:18px; font-size:1.2rem; font-weight:500; letter-spacing:.03em;
  font-family:inherit; color:var(--ink);
  background:#fff; border:1px solid var(--line); border-radius:var(--radius);
  transition:border-color .25s var(--ease);
}
.field input:focus{ outline:none; border-color:var(--malachite); }
.field input::placeholder{ color:#a9a89f; font-weight:400; }
.field input[aria-invalid="true"]{ border-color:#9a3b2f; }
.lead-form .btn{ width:100%; }
.form-fine{ margin-top:18px; font-size:.78rem; color:var(--slate); line-height:1.55; }

/* Honeypot — скрытая ловушка для ботов */
.hp{
  position:absolute; left:-9999px; top:auto;
  width:1px; height:1px; overflow:hidden;
  opacity:0; pointer-events:none;
}

/* Статус отправки */
.form-status{ margin-top:16px; font-size:.93rem; display:none; }
.form-status.is-visible{ display:block; }
.form-status.ok{ color:var(--malachite); font-weight:600; }
.form-status.err{ color:#9a3b2f; }

/* =============================================================
   15. ПОДВАЛ
   ============================================================= */
.site-footer{ background:#16150f; color:#b9b7ac; padding:clamp(56px,7vw,88px) 0 34px; }
.footer-top{ display:grid; grid-template-columns:1.4fr 1fr 1fr; gap:40px; padding-bottom:44px; border-bottom:1px solid rgba(255,255,255,.1); }
.footer-brand{ font-family:var(--serif); color:#fff; font-size:1.5rem; letter-spacing:.3em; text-transform:uppercase; }
.footer-about{ margin-top:16px; max-width:34ch; font-size:.92rem; color:#8f8d84; }
.footer-col h4{ font-family:var(--sans); font-size:.72rem; letter-spacing:.18em; text-transform:uppercase; color:#8f8d84; margin-bottom:16px; font-weight:600; }
.footer-col a, .footer-col p{ display:block; font-size:.97rem; color:#d7d5cc; margin-bottom:10px; }
.footer-col a:hover{ color:#fff; }
.footer-legal{ padding-top:28px; font-size:.79rem; color:#77756c; line-height:1.6; }
.footer-legal p + p{ margin-top:10px; }

/* =============================================================
   16. ПОЯВЛЕНИЕ ПРИ СКРОЛЛЕ
   ============================================================= */
.reveal{ opacity:0; transform:translateY(26px); transition:opacity .8s var(--ease), transform .8s var(--ease); }
.reveal.is-in{ opacity:1; transform:none; }

/* =============================================================
   17. АДАПТИВ
   ============================================================= */
@media (max-width:960px){
  .header-addr{ display:none; }
  .header-cta{ display:none; }   /* на мобильном CTA живёт в бургер-меню */
  .burger{ display:block; flex:0 0 auto; }
  .header-contacts{ gap:16px; }
  .hero-grid,
  .feature-grid,
  .location-grid,
  .culture-grid,
  .trust-grid,
  .developer-grid,
  .cta-grid{ grid-template-columns:1fr; }
  .feature--reverse .feature-media,
  .developer-media{ order:0; }
  .hero-media, .feature-media, .location-media,
  .culture-media, .trust-media, .developer-media{ max-width:560px; }
  .privacy-grid{ grid-template-columns:1fr; }
  .footer-top{ grid-template-columns:1fr 1fr; }
}
@media (max-width:560px){
  .brand{ font-size:1.15rem; letter-spacing:.26em; }
  .header-phone{ font-size:.9rem; }
  .places{ columns:1; }
  .footer-top{ grid-template-columns:1fr; gap:28px; }
  .btn{ width:100%; }
  .hero-actions{ gap:18px; }
}

/* Уважение к настройке «уменьшить движение» */
@media (prefers-reduced-motion:reduce){
  *{ animation:none !important; transition:none !important; scroll-behavior:auto !important; }
  .reveal{ opacity:1; transform:none; }
}