/* ==========================================================================
   СТЯЖКА ПОЛА БИШКЕК — дизайн-система «Премиум-бетон»
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Unbounded:wght@400;500;600;700;800;900&family=Inter:wght@400;500;600;700;800&display=swap');

:root{
  /* цвета — база */
  --c-bg:        #0e0d0b;
  --c-bg-soft:   #17150f;
  --c-bg-elev:   #1f1c15;
  --c-paper:     #f3efe6;
  --c-paper-soft:#e9e3d5;
  --c-paper-elev:#ffffff;

  /* текст */
  --c-text:      #f4f0e6;
  --c-text-dim:  #b9b3a4;
  --c-text-dark: #17150f;
  --c-text-dark-dim:#5c574c;

  /* акцент — тёплая медь на бетоне */
  --c-accent:      #c8933f;
  --c-accent-hi:   #e6b566;
  --c-accent-deep: #93641f;
  --c-accent-ink:  #1b1408;

  /* линии / разделители */
  --line-on-dark:  rgba(244,240,230,.12);
  --line-on-light: rgba(23,21,15,.12);

  /* тени */
  --shadow-lg: 0 40px 80px -20px rgba(0,0,0,.55);
  --shadow-md: 0 20px 40px -12px rgba(0,0,0,.4);
  --shadow-sm: 0 8px 20px -8px rgba(0,0,0,.35);
  --shadow-accent: 0 16px 40px -10px rgba(200,147,63,.45);

  /* типографика */
  --font-display: 'Unbounded', system-ui, sans-serif;
  --font-body: 'Inter', system-ui, -apple-system, sans-serif;

  /* геометрия */
  --radius-lg: 28px;
  --radius-md: 18px;
  --radius-sm: 10px;
  --container: 1240px;
  --header-h: 84px;

  /* тайминг анимаций */
  --ease: cubic-bezier(.16,.84,.34,1);
  --ease-soft: cubic-bezier(.4,0,.2,1);
  --t-fast: .25s;
  --t-med: .55s;
  --t-slow: .9s;
}

/* ==========================================================================
   RESET
   ========================================================================== */
*, *::before, *::after{ box-sizing: border-box; }
html{ scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce){
  html{ scroll-behavior: auto; }
  *, *::before, *::after{ animation-duration: .001ms !important; animation-iteration-count: 1 !important; transition-duration: .001ms !important; scroll-behavior: auto !important; }
}
body, h1, h2, h3, h4, p, figure, blockquote{ margin: 0; }
ul, ol{ margin: 0; padding: 0; list-style: none; }
img, svg, video{ display: block; max-width: 100%; height: auto; }
a{ color: inherit; text-decoration: none; }
button{ font: inherit; color: inherit; background: none; border: none; cursor: pointer; padding: 0; }
input, textarea, select{ font: inherit; color: inherit; }
h1,h2,h3,h4{ font-family: var(--font-display); font-weight: 700; line-height: 1.08; letter-spacing: -.01em; }

body{
  font-family: var(--font-body);
  background: var(--c-bg);
  color: var(--c-text);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

.container{ max-width: var(--container); margin: 0 auto; padding: 0 28px; }

/* грубая бетонная зерновая текстура — накладывается на любую секцию */
.grain{ position: relative; isolation: isolate; }
.grain::after{
  content:""; position:absolute; inset:0; z-index:5; pointer-events:none;
  opacity:.05; mix-blend-mode: overlay;
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='120' height='120'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2' stitchTiles='stitch'/></filter><rect width='100%25' height='100%25' filter='url(%23n)'/></svg>");
  background-size: 220px 220px;
}

/* ==========================================================================
   УТИЛИТЫ
   ========================================================================== */
.section{ position: relative; padding: 128px 0; }
.section--tight{ padding: 88px 0; }
.section--dark{ background: var(--c-bg); color: var(--c-text); }
.section--soft-dark{ background: var(--c-bg-soft); color: var(--c-text); }
.section--light{ background: var(--c-paper); color: var(--c-text-dark); }
.section--soft-light{ background: var(--c-paper-soft); color: var(--c-text-dark); }

.eyebrow{
  display:inline-flex; align-items:center; gap:10px;
  font-family: var(--font-body); font-weight: 700; font-size: 12.5px;
  letter-spacing: .18em; text-transform: uppercase;
  color: var(--c-accent);
  margin-bottom: 18px;
}
.eyebrow::before{ content:""; width: 26px; height: 2px; background: var(--c-accent); }

.h-xl{ font-size: clamp(38px, 5.4vw, 76px); }
.h-lg{ font-size: clamp(30px, 3.6vw, 52px); }
.h-md{ font-size: clamp(22px, 2.4vw, 32px); }

.lede{ font-size: clamp(16px, 1.3vw, 19px); line-height: 1.65; color: var(--c-text-dim); max-width: 60ch; }
.section--light .lede, .section--soft-light .lede{ color: var(--c-text-dark-dim); }

.section-head{ display:flex; justify-content:space-between; align-items:flex-end; gap: 40px; margin-bottom: 60px; flex-wrap: wrap; }

.grid{ display:grid; gap: 28px; }
.grid-2{ grid-template-columns: repeat(2,1fr); }
.grid-3{ grid-template-columns: repeat(3,1fr); }
.grid-4{ grid-template-columns: repeat(4,1fr); }

/* кнопки */
.btn{
  position: relative; display:inline-flex; align-items:center; justify-content:center; gap:10px;
  padding: 17px 34px; border-radius: 999px; font-weight: 700; font-size: 15px;
  white-space: nowrap; transition: transform var(--t-fast) var(--ease-soft), box-shadow var(--t-fast) var(--ease-soft), background-color var(--t-fast), border-color var(--t-fast), color var(--t-fast);
  overflow: hidden;
}
.btn-primary{ background: var(--c-accent); color: var(--c-accent-ink); box-shadow: var(--shadow-accent); }
.btn-primary:hover{ background: var(--c-accent-hi); transform: translateY(-3px); box-shadow: 0 22px 50px -10px rgba(200,147,63,.55); }
.btn-primary:active{ transform: translateY(-1px); }

.btn-ghost-dark{ border: 1.5px solid var(--line-on-dark); color: var(--c-text); background: rgba(244,240,230,.02); }
.btn-ghost-dark:hover{ border-color: var(--c-accent); color: var(--c-accent-hi); transform: translateY(-3px); }

.btn-ghost-light{ border: 1.5px solid var(--line-on-light); color: var(--c-text-dark); }
.btn-ghost-light:hover{ border-color: var(--c-accent-deep); color: var(--c-accent-deep); transform: translateY(-3px); }

.btn-sm{ padding: 12px 24px; font-size: 13.5px; }
.btn-block{ width: 100%; }
.btn svg{ width: 16px; height: 16px; transition: transform var(--t-fast) var(--ease-soft); }
.btn:hover svg{ transform: translateX(4px); }

/* ==========================================================================
   ШАПКА
   ========================================================================== */
.header{
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  height: var(--header-h);
  display:flex; align-items:center;
  transition: background-color var(--t-med) var(--ease-soft), box-shadow var(--t-med), height var(--t-med) var(--ease-soft), backdrop-filter var(--t-med);
}
.header .container{ display:flex; align-items:center; justify-content:space-between; width:100%; }
.header.is-scrolled{
  height: 68px;
  background: rgba(14,13,11,.78);
  backdrop-filter: blur(16px) saturate(140%);
  box-shadow: 0 1px 0 var(--line-on-dark), 0 20px 40px -20px rgba(0,0,0,.5);
}

.brand{ display:flex; align-items:center; gap: 12px; font-family: var(--font-display); font-weight: 700; font-size: 17px; letter-spacing:-.01em; }
.brand-mark{
  width: 54px;
  height: 54px;
  flex: none;
  object-fit: contain;
  border-radius: 50%;
}
.brand-text b{ color: var(--c-accent-hi); font-weight: 800; }
.brand-sub{ display:block; font-family: var(--font-body); font-weight: 500; font-size: 10.5px; letter-spacing: .14em; text-transform: uppercase; color: var(--c-text-dim); margin-top: 2px; }

.nav{ display:flex; align-items:center; gap: 2px; }
.nav a{
  position: relative; padding: 10px 16px; font-size: 14.5px; font-weight: 600; color: var(--c-text-dim);
  transition: color var(--t-fast);
}
.nav a::after{
  content:""; position:absolute; left:16px; right:16px; bottom:6px; height:2px; background: var(--c-accent);
  transform: scaleX(0); transform-origin: left; transition: transform var(--t-fast) var(--ease-soft);
}
.nav a:hover, .nav a.is-active{ color: var(--c-text); }
.nav a:hover::after, .nav a.is-active::after{ transform: scaleX(1); }

.header-cta{ display:flex; align-items:center; gap: 18px; }
.header-phone{ display:flex; flex-direction:column; align-items:flex-end; font-size: 13.5px; }
.header-phone a{ font-weight: 700; font-size: 15px; }
.header-phone span{ color: var(--c-text-dim); font-size: 11.5px; }

.burger{ display:none; flex-direction:column; gap:5px; width: 30px; z-index: 220; }
.burger span{ display:block; height:2px; background: var(--c-text); border-radius:2px; transition: transform var(--t-fast) var(--ease-soft), opacity var(--t-fast); }
.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); }

.mobile-nav{
  position: fixed; inset:0; z-index: 200; background: var(--c-bg);
  display:flex; flex-direction:column; justify-content:center; padding: 40px 32px;
  transform: translateY(-8px); opacity: 0; pointer-events: none;
  transition: opacity var(--t-med) var(--ease-soft), transform var(--t-med) var(--ease-soft);
}
.mobile-nav.is-open{ opacity: 1; transform: translateY(0); pointer-events: auto; }
.mobile-nav a{ display:block; font-family: var(--font-display); font-size: 32px; padding: 14px 0; border-bottom: 1px solid var(--line-on-dark); }
.mobile-nav-foot{ margin-top: 34px; display:flex; flex-direction:column; gap: 14px; }
.mobile-nav-foot a{ font-size:15px; color: var(--c-text-dim); font-weight: 600; }

/* ==========================================================================
   HERO
   ========================================================================== */
.hero{
  position: relative; min-height: 100svh; display:flex; align-items:center;
  background: radial-gradient(120% 90% at 82% 12%, #241f13 0%, #0e0d0b 55%), var(--c-bg);
  overflow: hidden; padding-top: var(--header-h);
}
.hero-noise{
  position:absolute; inset:0; opacity:.35; pointer-events:none; z-index:1;
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='140' height='140'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='2'/></filter><rect width='100%25' height='100%25' filter='url(%23n)'/></svg>");
  mix-blend-mode: overlay;
}
.hero-grid-lines{
  position:absolute; inset:0; z-index:1; opacity:.5;
  background-image: linear-gradient(var(--line-on-dark) 1px, transparent 1px), linear-gradient(90deg, var(--line-on-dark) 1px, transparent 1px);
  background-size: 64px 64px;
  mask-image: radial-gradient(80% 60% at 70% 30%, black, transparent 75%);
}
#particles{ position:absolute; inset:0; z-index:1; }

.hero .container{ position: relative; z-index: 4; display:grid; grid-template-columns: 1.1fr .9fr; gap: 40px; align-items:center; width:100%; padding-top: 40px; padding-bottom: 60px; }

.hero-kicker{ display:flex; align-items:center; gap:10px; margin-bottom: 26px; }
.hero-kicker .dot{ width:8px; height:8px; border-radius:50%; background: var(--c-accent); box-shadow: 0 0 0 4px rgba(200,147,63,.18); animation: pulse 2.2s ease-in-out infinite; }
@keyframes pulse{ 0%,100%{ box-shadow:0 0 0 4px rgba(200,147,63,.18);} 50%{ box-shadow:0 0 0 9px rgba(200,147,63,.05);} }
.hero-kicker span{ font-size: 13px; font-weight: 700; letter-spacing:.12em; text-transform: uppercase; color: var(--c-text-dim); }

.hero h1{ font-size: clamp(42px, 6vw, 84px); }
.hero h1 .line{ display:block; overflow:hidden; }
.hero h1 .line span{ display:block; transform: translateY(115%); animation: line-up 1s var(--ease) forwards; }
.hero h1 .line:nth-child(1) span{ animation-delay: .05s; }
.hero h1 .line:nth-child(2) span{ animation-delay: .18s; }
.hero h1 .line:nth-child(3) span{ animation-delay: .31s; color: var(--c-accent-hi); }
@keyframes line-up{ to{ transform: translateY(0); } }

.hero-lede{ margin-top: 26px; opacity:0; animation: fade-up .9s var(--ease) .6s forwards; }
.hero-badges{ display:flex; flex-wrap:wrap; gap: 10px; margin-top: 30px; opacity:0; animation: fade-up .9s var(--ease) .72s forwards; }
.hero-badge{ display:flex; align-items:center; gap:8px; padding: 9px 16px 9px 10px; border-radius: 999px; background: rgba(244,240,230,.05); border: 1px solid var(--line-on-dark); font-size: 13px; font-weight: 600; color: var(--c-text-dim); }
.hero-badge svg{ width:16px; height:16px; color: var(--c-accent); }

.hero-cta{ display:flex; align-items:center; gap: 20px; margin-top: 40px; flex-wrap:wrap; opacity:0; animation: fade-up .9s var(--ease) .84s forwards; }
.hero-cta-note{ font-size: 13px; color: var(--c-text-dim); max-width: 180px; line-height:1.4; }

@keyframes fade-up{ from{ opacity:0; transform: translateY(22px);} to{ opacity:1; transform: translateY(0);} }

/* анимированная схема слоёв стяжки в hero */
.hero-visual{ position: relative; opacity:0; animation: fade-up 1.1s var(--ease) .5s forwards; }
.layer-card{
  position: relative; border-radius: var(--radius-lg); background: linear-gradient(160deg, var(--c-bg-elev), #14120d);
  border: 1px solid var(--line-on-dark); padding: 34px 30px; box-shadow: var(--shadow-lg);
}
.layer-card-head{ display:flex; justify-content:space-between; align-items:center; margin-bottom: 26px; }
.layer-card-head span:first-child{ font-family: var(--font-display); font-size: 13px; letter-spacing:.08em; text-transform:uppercase; color: var(--c-text-dim); }
.layer-card-head span:last-child{ font-size: 12px; color: var(--c-accent-hi); font-weight:700; }

.layers{ display:flex; flex-direction:column-reverse; gap: 6px; }
.layer{
  border-radius: 10px; padding: 13px 16px; display:flex; justify-content:space-between; align-items:center;
  font-size: 13px; font-weight: 600; color: var(--c-bg);
  transform: scaleX(.4); transform-origin:left; opacity:0;
  animation: layer-grow .7s var(--ease) forwards;
}
.layer span:last-child{ font-weight: 500; opacity:.75; font-size: 11.5px; }
.layer:nth-child(1){ background:#4b463a; color:#f3efe6; height: 34px; animation-delay: 1.0s;}
.layer:nth-child(2){ background:#6f6656; color:#f3efe6; height: 40px; animation-delay: 1.15s;}
.layer:nth-child(3){ background:#8f8368; height: 48px; animation-delay: 1.3s;}
.layer:nth-child(4){ background: linear-gradient(90deg,#dcb774,#c8933f); height: 58px; animation-delay: 1.45s; box-shadow: var(--shadow-accent);}
@keyframes layer-grow{ to{ transform: scaleX(1); opacity:1; } }

.layer-card-foot{ display:flex; gap: 22px; margin-top: 26px; padding-top: 22px; border-top: 1px solid var(--line-on-dark); }
.layer-stat b{ display:block; font-family: var(--font-display); font-size: 22px; color: var(--c-text); }
.layer-stat span{ font-size: 11.5px; color: var(--c-text-dim); }

.hero-scroll{ position:absolute; left:50%; bottom:28px; transform:translateX(-50%); z-index:4; display:flex; flex-direction:column; align-items:center; gap:8px; opacity:.6; }
.hero-scroll .line{ width:1px; height: 34px; background: linear-gradient(var(--c-accent), transparent); animation: scroll-line 1.8s ease-in-out infinite; }
@keyframes scroll-line{ 0%{ transform: scaleY(0); transform-origin: top;} 50%{ transform: scaleY(1); transform-origin: top;} 51%{ transform-origin: bottom;} 100%{ transform: scaleY(0); transform-origin: bottom;} }
.hero-scroll span{ font-size: 10.5px; letter-spacing:.16em; text-transform:uppercase; color: var(--c-text-dim); }

/* ==========================================================================
   ЛЕНТА-МАРКИ
   ========================================================================== */
.marquee-strip{ border-top:1px solid var(--line-on-dark); border-bottom:1px solid var(--line-on-dark); overflow:hidden; background: var(--c-bg-soft); }
.marquee{ display:flex; width: max-content; animation: marquee 32s linear infinite; }
.marquee:hover{ animation-play-state: paused; }
.marquee-item{ display:flex; align-items:center; gap: 14px; padding: 20px 40px; font-family: var(--font-display); font-size: 15px; white-space:nowrap; color: var(--c-text-dim); }
.marquee-item svg{ width:16px; height:16px; color: var(--c-accent); }
@keyframes marquee{ from{ transform: translateX(0);} to{ transform: translateX(-50%);} }

/* ==========================================================================
   RЕВЕЛ-АНИМАЦИИ ПРИ СКРОЛЛЕ
   ========================================================================== */
.reveal{ opacity:0; transform: translateY(36px); transition: opacity .9s var(--ease), transform .9s var(--ease); }
.reveal.is-visible{ opacity:1; transform: translateY(0); }
.reveal-scale{ opacity:0; transform: scale(.94); transition: opacity .9s var(--ease), transform .9s var(--ease); }
.reveal-scale.is-visible{ opacity:1; transform: scale(1); }
.reveal-left{ opacity:0; transform: translateX(-40px); transition: opacity .9s var(--ease), transform .9s var(--ease); }
.reveal-left.is-visible{ opacity:1; transform: translateX(0); }
.reveal-right{ opacity:0; transform: translateX(40px); transition: opacity .9s var(--ease), transform .9s var(--ease); }
.reveal-right.is-visible{ opacity:1; transform: translateX(0); }
.stagger > *{ transition-delay: calc(var(--i, 0) * 90ms); }

/* ==========================================================================
   КАРТОЧКИ УСЛУГ
   ========================================================================== */
.service-card{
  position: relative; border-radius: var(--radius-lg); padding: 40px 32px; overflow:hidden;
  background: var(--c-bg-elev); border: 1px solid var(--line-on-dark);
  transition: transform var(--t-med) var(--ease-soft), border-color var(--t-med), box-shadow var(--t-med);
}
.service-card:hover{ transform: translateY(-10px); border-color: rgba(200,147,63,.4); box-shadow: var(--shadow-lg); }
.service-card-index{ position:absolute; top: 24px; right: 30px; font-family: var(--font-display); font-size: 58px; font-weight:800; color: var(--line-on-dark); }
.service-card-icon{ width: 58px; height: 58px; border-radius: 16px; display:flex; align-items:center; justify-content:center; background: linear-gradient(160deg, rgba(200,147,63,.22), rgba(200,147,63,.06)); border:1px solid rgba(200,147,63,.3); margin-bottom: 26px; }
.service-card-icon svg{ width: 28px; height:28px; color: var(--c-accent-hi); }
.service-card h3{ font-size: 22px; margin-bottom: 12px; }
.service-card p{ color: var(--c-text-dim); font-size: 14.5px; line-height: 1.6; margin-bottom: 22px; }
.service-card-link{ display:inline-flex; align-items:center; gap:8px; font-weight:700; font-size: 14px; color: var(--c-accent-hi); }
.service-card-link svg{ width:15px; height:15px; transition: transform var(--t-fast); }
.service-card:hover .service-card-link svg{ transform: translateX(5px); }

/* ==========================================================================
   СТАТИСТИКА / СЧЁТЧИКИ
   ========================================================================== */
.stats-bar{ display:grid; grid-template-columns: repeat(4,1fr); border-radius: var(--radius-lg); overflow:hidden; border:1px solid var(--line-on-dark); }
.stat{ padding: 40px 28px; text-align:center; border-left: 1px solid var(--line-on-dark); }
.stat:first-child{ border-left:none; }
.stat b{ display:block; font-family: var(--font-display); font-size: clamp(30px,3.4vw,46px); color: var(--c-accent-hi); }
.stat span{ display:block; margin-top: 8px; font-size: 13px; color: var(--c-text-dim); line-height:1.4; }

/* ==========================================================================
   ПРОЦЕСС / ТАЙМЛАЙН
   ========================================================================== */
.process-list{ position: relative; }
.process-list::before{ content:""; position:absolute; left: 34px; top: 8px; bottom: 8px; width: 1px; background: var(--line-on-dark); }
.process-item{ position: relative; display:grid; grid-template-columns: 70px 1fr; gap: 28px; padding-bottom: 56px; }
.process-item:last-child{ padding-bottom:0; }
.process-num{
  width:70px; height:70px; border-radius: 50%; display:flex; align-items:center; justify-content:center;
  font-family: var(--font-display); font-size: 22px; font-weight:700;
  background: var(--c-bg-elev); border: 1px solid var(--line-on-dark); color: var(--c-accent-hi);
  position:relative; z-index:2; transition: background var(--t-med), border-color var(--t-med), transform var(--t-med);
}
.process-item.is-visible .process-num{ background: linear-gradient(160deg,#dcb774,#c8933f); color: var(--c-accent-ink); border-color: transparent; transform: scale(1.06); }
.process-body h3{ font-size: 21px; margin-bottom: 10px; }
.process-body p{ color: var(--c-text-dim); font-size: 14.5px; line-height:1.65; max-width: 62ch; }
.process-meta{ display:flex; gap: 18px; margin-top:14px; flex-wrap:wrap; }
.process-meta span{ font-size: 12px; padding: 6px 12px; border-radius:999px; background: rgba(244,240,230,.05); border:1px solid var(--line-on-dark); color: var(--c-text-dim); }

/* поперечный разрез слоёв (страница процесса) */
.cross-section{ border-radius: var(--radius-lg); border:1px solid var(--line-on-dark); background: var(--c-bg-elev); padding: 34px; }
.cross-layer{ display:grid; grid-template-columns: 130px 1fr; align-items:center; gap: 20px; padding: 18px 0; border-bottom: 1px dashed var(--line-on-dark); }
.cross-layer:last-child{ border-bottom:none; }
.cross-swatch{ height: 46px; border-radius: 10px; transform: scaleX(0); transform-origin:left; transition: transform .8s var(--ease); }
.cross-layer.is-visible .cross-swatch{ transform: scaleX(1); }
.cross-layer h4{ font-size:15.5px; margin-bottom:4px; }
.cross-layer p{ font-size:13px; color: var(--c-text-dim); }

/* ==========================================================================
   ТАБЫ (услуги: квартиры / дома / коммерция)
   ========================================================================== */
.tabs-nav{ display:inline-flex; padding:6px; border-radius: 999px; background: var(--c-bg-elev); border:1px solid var(--line-on-dark); gap:4px; }
.tabs-nav button{ padding: 13px 26px; border-radius:999px; font-weight:700; font-size:14px; color: var(--c-text-dim); transition: color var(--t-fast), background var(--t-fast); position:relative; z-index:1; }
.tabs-nav button.is-active{ color: var(--c-accent-ink); background: linear-gradient(160deg,#dcb774,#c8933f); }
.tab-panel{ display:none; }
.tab-panel.is-active{ display:block; animation: fade-up .6s var(--ease) forwards; }

/* ==========================================================================
   КАЛЬКУЛЯТОР
   ========================================================================== */
.calc{ border-radius: var(--radius-lg); background: var(--c-bg-elev); border:1px solid var(--line-on-dark); padding: 44px; display:grid; grid-template-columns: 1fr 1fr; gap: 48px; }
.calc-field{ margin-bottom: 26px; }
.calc-field label{ display:block; font-size:13px; font-weight:700; letter-spacing:.04em; text-transform:uppercase; color: var(--c-text-dim); margin-bottom: 12px; }
.calc-type-grid{ display:grid; grid-template-columns: repeat(3,1fr); gap:10px; }
.calc-type{ padding: 14px 8px; text-align:center; border-radius: 12px; border: 1px solid var(--line-on-dark); font-size: 13px; font-weight: 600; color: var(--c-text-dim); transition: all var(--t-fast); }
.calc-type.is-active{ border-color: var(--c-accent); color: var(--c-accent-hi); background: rgba(200,147,63,.08); }
.calc-range{ display:flex; align-items:center; gap: 16px; }
.calc-range input[type=range]{ flex:1; accent-color: var(--c-accent); height: 5px; }
.calc-range output{ font-family: var(--font-display); font-size: 20px; min-width: 88px; text-align:right; color: var(--c-accent-hi); }
.calc-thick{ display:flex; gap:10px; flex-wrap:wrap; }
.calc-chip{ padding: 10px 18px; border-radius:999px; border:1px solid var(--line-on-dark); font-size:13px; font-weight:600; color: var(--c-text-dim); transition: all var(--t-fast); }
.calc-chip.is-active{ border-color: var(--c-accent); color: var(--c-accent-hi); background: rgba(200,147,63,.08); }

.calc-result{ border-radius: var(--radius-md); background: linear-gradient(160deg, rgba(200,147,63,.14), rgba(200,147,63,.03)); border: 1px solid rgba(200,147,63,.3); padding: 32px; display:flex; flex-direction:column; justify-content:center; }
.calc-result span{ font-size: 12.5px; text-transform:uppercase; letter-spacing:.1em; color: var(--c-text-dim); }
.calc-result-price{ font-family: var(--font-display); font-size: clamp(36px,4vw,54px); margin: 10px 0 6px; color: var(--c-accent-hi); }
.calc-result-note{ font-size: 12.5px; color: var(--c-text-dim); line-height:1.5; margin-bottom: 22px; }

/* ==========================================================================
   ЦЕНЫ — ТАБЛИЦА
   ========================================================================== */
.price-table{ border-radius: var(--radius-lg); overflow:hidden; border: 1px solid var(--line-on-light); background: var(--c-paper-elev); }
.price-row{ display:grid; grid-template-columns: 2fr 1fr 1fr 1fr; align-items:center; padding: 22px 30px; border-bottom: 1px solid var(--line-on-light); transition: background var(--t-fast); }
.price-row:last-child{ border-bottom:none; }
.price-row:hover{ background: var(--c-paper-soft); }
.price-row.is-head{ background: var(--c-text-dark); color: var(--c-paper); font-size:12.5px; letter-spacing:.08em; text-transform:uppercase; font-weight:700; }
.price-row.is-head:hover{ background: var(--c-text-dark); }
.price-name{ font-weight: 700; font-size: 15.5px; }
.price-name span{ display:block; font-weight:500; font-size:12.5px; color: var(--c-text-dark-dim); margin-top:3px; }
.price-val{ font-family: var(--font-display); font-weight:700; font-size: 16px; color: var(--c-accent-deep); }
.price-note{ margin-top: 20px; font-size: 12.5px; color: var(--c-text-dark-dim); display:flex; align-items:flex-start; gap:8px; }

/* ==========================================================================
   ПОРТФОЛИО / ГАЛЕРЕЯ
   ========================================================================== */
.gallery{ display:grid; grid-template-columns: repeat(3,1fr); gap: 22px; }
.gallery-item{
  position: relative; border-radius: var(--radius-md); overflow:hidden; aspect-ratio: 4/5;
  border: 1px solid var(--line-on-dark);
}
.gallery-item .tex{ position:absolute; inset:0; transition: transform 1s var(--ease); }
.gallery-item:hover .tex{ transform: scale(1.08); }
.gallery-item .overlay{ position:absolute; inset:0; background: linear-gradient(0deg, rgba(10,9,7,.92) 0%, rgba(10,9,7,.15) 55%, transparent 75%); display:flex; flex-direction:column; justify-content:flex-end; padding: 26px; }
.gallery-item .tag{ align-self:flex-start; font-size:11px; font-weight:700; letter-spacing:.08em; text-transform:uppercase; padding: 6px 12px; border-radius:999px; background: rgba(244,240,230,.12); backdrop-filter: blur(6px); margin-bottom: 12px; }
.gallery-item h4{ font-size: 18px; margin-bottom: 4px; }
.gallery-item p{ font-size: 12.5px; color: var(--c-text-dim); }
.gallery-item--wide{ grid-column: span 2; }

.tex-1{ background: repeating-linear-gradient(135deg,#3a352b 0 3px,#48423600 3px 22px), linear-gradient(160deg,#5c5648,#2a271f); }
.tex-2{ background: repeating-linear-gradient(45deg,#463f30 0 2px,#00000000 2px 18px), linear-gradient(160deg,#6b6250,#332f26); }
.tex-3{ background: radial-gradient(120% 100% at 20% 0%,#7a7059,#2c291f 70%); }
.tex-4{ background: repeating-radial-gradient(circle at 30% 30%, #55503f 0 2px, transparent 2px 16px), linear-gradient(160deg,#6a624e,#28251d); }
.tex-5{ background: linear-gradient(120deg,#8f855f,#3a3527 60%); }
.tex-6{ background: repeating-linear-gradient(90deg,#4d4636 0 4px,#00000000 4px 26px), linear-gradient(200deg,#635c48,#25221b); }

.gallery-empty-note{ display:flex; align-items:center; gap:12px; padding: 18px 22px; border-radius: var(--radius-sm); background: rgba(200,147,63,.08); border: 1px solid rgba(200,147,63,.25); font-size: 13.5px; color: var(--c-text-dim); margin-top: 28px; }
.gallery-empty-note svg{ width:20px; height:20px; flex:none; color: var(--c-accent-hi); }

/* before / after slider */
.ba{ position: relative; border-radius: var(--radius-lg); overflow:hidden; aspect-ratio: 16/8; border:1px solid var(--line-on-dark); }
.ba-after, .ba-before{ position:absolute; inset:0; }
.ba-before{ clip-path: inset(0 50% 0 0); }
.ba-label{ position:absolute; top:20px; font-size:11px; font-weight:700; letter-spacing:.08em; text-transform:uppercase; padding:7px 14px; border-radius:999px; background:rgba(10,9,7,.55); backdrop-filter: blur(6px); }
.ba-label.before{ left:20px; }
.ba-label.after{ right:20px; }
.ba-handle{ position:absolute; top:0; bottom:0; left:50%; width:0; }
.ba-handle::before{ content:""; position:absolute; top:0; bottom:0; left:0; width:2px; background: var(--c-accent-hi); box-shadow: 0 0 0 100vh rgba(0,0,0,0); }
.ba-grip{ position:absolute; top:50%; left:0; transform: translate(-50%,-50%); width:46px; height:46px; border-radius:50%; background: var(--c-accent-hi); display:flex; align-items:center; justify-content:center; box-shadow: var(--shadow-md); }
.ba-grip svg{ width:20px; height:20px; color: var(--c-accent-ink); }
.ba-range{ position:absolute; inset:0; width:100%; height:100%; opacity:0; cursor: ew-resize; margin:0; }

/* ==========================================================================
   ОТЗЫВЫ
   ========================================================================== */
.reviews-slider{ position: relative; overflow:hidden; }
.reviews-track{ display:flex; transition: transform .7s var(--ease); }
.review-card{ flex: 0 0 100%; padding: 4px; }
.review-inner{ border-radius: var(--radius-lg); background: var(--c-bg-elev); border:1px solid var(--line-on-dark); padding: 44px; max-width: 720px; margin: 0 auto; }
.review-stars{ display:flex; gap:4px; margin-bottom: 22px; }
.review-stars svg{ width:18px; height:18px; color: var(--c-accent); }
.review-inner p{ font-size: 18px; line-height: 1.65; color: var(--c-text); font-family: var(--font-display); font-weight:400; }
.review-foot{ display:flex; align-items:center; gap: 14px; margin-top: 30px; }
.review-avatar{ width: 48px; height:48px; border-radius:50%; background: linear-gradient(160deg,#dcb774,#c8933f); display:flex; align-items:center; justify-content:center; font-family: var(--font-display); font-weight:700; color: var(--c-accent-ink); }
.review-foot b{ display:block; font-size: 14.5px; }
.review-foot span{ font-size: 12.5px; color: var(--c-text-dim); }
.reviews-dots{ display:flex; justify-content:center; gap:9px; margin-top: 34px; }
.reviews-dots button{ width:9px; height:9px; border-radius:50%; background: var(--line-on-dark); transition: all var(--t-fast); }
.reviews-dots button.is-active{ background: var(--c-accent); width: 26px; border-radius: 6px; }
.reviews-arrows{ display:flex; justify-content:center; gap:14px; margin-top: 24px; }
.reviews-arrows button{ width:46px; height:46px; border-radius:50%; border:1px solid var(--line-on-dark); display:flex; align-items:center; justify-content:center; transition: all var(--t-fast); }
.reviews-arrows button:hover{ border-color: var(--c-accent); color: var(--c-accent-hi); }
.reviews-arrows svg{ width:18px; height:18px; }

/* ==========================================================================
   FAQ АККОРДЕОН
   ========================================================================== */
.faq-item{ border-bottom: 1px solid var(--line-on-light); }
.faq-q{ display:flex; justify-content:space-between; align-items:center; width:100%; padding: 26px 4px; text-align:left; font-family: var(--font-display); font-size: 17px; gap: 20px; }
.faq-q .plus{ flex:none; width:32px; height:32px; border-radius:50%; border:1px solid var(--line-on-light); display:flex; align-items:center; justify-content:center; transition: transform var(--t-fast) var(--ease-soft), background var(--t-fast); }
.faq-q .plus svg{ width:14px; height:14px; }
.faq-item.is-open .faq-q .plus{ transform: rotate(135deg); background: var(--c-accent); color:#fff; border-color: var(--c-accent); }
.faq-a{ max-height:0; overflow:hidden; transition: max-height .5s var(--ease-soft); }
.faq-a p{ padding: 0 4px 26px; font-size: 14.5px; line-height:1.65; color: var(--c-text-dark-dim); max-width: 68ch; }

/* ==========================================================================
   ФОРМЫ
   ========================================================================== */
.field{ margin-bottom: 20px; }
.field label{ display:block; font-size: 12.5px; font-weight: 700; letter-spacing:.05em; text-transform:uppercase; color: var(--c-text-dim); margin-bottom: 10px; }
.field input, .field textarea, .field select{
  width: 100%; padding: 15px 18px; border-radius: 12px; background: rgba(244,240,230,.04);
  border: 1px solid var(--line-on-dark); color: var(--c-text); font-size: 15px; transition: border-color var(--t-fast), background var(--t-fast);
}
.field input::placeholder, .field textarea::placeholder{ color: #7c7768; }
.field input:focus, .field textarea:focus, .field select:focus{ outline:none; border-color: var(--c-accent); background: rgba(244,240,230,.07); }
.field-row{ display:grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.section--light .field input, .section--light .field textarea, .section--soft-light .field input, .section--soft-light .field textarea{
  background: var(--c-paper-elev); border-color: var(--line-on-light); color: var(--c-text-dark);
}
.field-radios{ display:flex; gap:10px; flex-wrap:wrap; }
.field-radio{ position:relative; }
.field-radio input{ position:absolute; opacity:0; inset:0; cursor:pointer; }
.field-radio span{ display:block; padding: 11px 20px; border-radius:999px; border: 1px solid var(--line-on-dark); font-size: 13.5px; font-weight:600; color: var(--c-text-dim); transition: all var(--t-fast); }
.field-radio input:checked + span{ border-color: var(--c-accent); color: var(--c-accent-hi); background: rgba(200,147,63,.08); }
.form-consent{ font-size: 12px; color: var(--c-text-dim); line-height: 1.5; margin-top: 18px; }
.form-consent a{ color: var(--c-accent-hi); text-decoration: underline; text-underline-offset: 2px; }

.form-success{ display:none; text-align:center; padding: 50px 20px; }
.form-success.is-visible{ display:block; }
.form-success .icon{ width: 72px; height:72px; border-radius:50%; background: rgba(200,147,63,.12); border: 1px solid rgba(200,147,63,.3); display:flex; align-items:center; justify-content:center; margin: 0 auto 22px; }
.form-success .icon svg{ width:32px; height:32px; color: var(--c-accent-hi); }
.form-success h3{ font-size: 22px; margin-bottom: 10px; }
.form-success p{ color: var(--c-text-dim); font-size:14.5px; }

/* ==========================================================================
   CTA БЛОКИ
   ========================================================================== */
.cta-band{
  border-radius: var(--radius-lg); overflow:hidden; position:relative;
  background: linear-gradient(120deg, #1c1810, #0e0d0b 60%);
  border: 1px solid var(--line-on-dark);
  padding: 70px 60px; display:flex; align-items:center; justify-content:space-between; gap: 40px; flex-wrap: wrap;
}
.cta-band::before{
  content:""; position:absolute; width: 480px; height: 480px; border-radius:50%; right:-160px; top:-200px;
  background: radial-gradient(circle, rgba(200,147,63,.24), transparent 70%);
}
.cta-band h2{ font-size: clamp(26px,3vw,40px); max-width: 520px; position:relative; z-index:1; }
.cta-band-cta{ display:flex; gap:16px; flex-wrap:wrap; position: relative; z-index:1; }

/* ==========================================================================
   ФУТЕР
   ========================================================================== */
.footer{ background: #0a0908; padding-top: 90px; border-top: 1px solid var(--line-on-dark); }
.footer-top{ display:grid; grid-template-columns: 1.4fr 1fr 1fr 1.2fr; gap: 50px; padding-bottom: 70px; }
.footer-brand p{ margin-top: 20px; color: var(--c-text-dim); font-size: 14px; line-height:1.7; max-width: 34ch; }
.footer-social{ display:flex; gap:10px; margin-top: 26px; }
.footer-social a{ width:42px; height:42px; border-radius:50%; border:1px solid var(--line-on-dark); display:flex; align-items:center; justify-content:center; transition: all var(--t-fast); }
.footer-social a:hover{ border-color: var(--c-accent); background: rgba(200,147,63,.1); }
.footer-social svg{ width:18px; height:18px; }
.footer h5{ font-size: 13px; letter-spacing:.08em; text-transform:uppercase; color: var(--c-text-dim); margin-bottom: 22px; font-family: var(--font-body); font-weight:700; }
.footer-links li{ margin-bottom: 13px; }
.footer-links a{ font-size: 14.5px; color: var(--c-text-dim); transition: color var(--t-fast); }
.footer-links a:hover{ color: var(--c-accent-hi); }
.footer-contact li{ margin-bottom: 16px; display:flex; gap:12px; font-size: 14.5px; color: var(--c-text-dim); }
.footer-contact svg{ width:18px; height:18px; flex:none; color: var(--c-accent); margin-top:2px; }
.footer-contact a:hover{ color: var(--c-text); }
.footer-bottom{ border-top: 1px solid var(--line-on-dark); padding: 26px 0; display:flex; justify-content:space-between; align-items:center; flex-wrap:wrap; gap: 12px; font-size: 12.5px; color: var(--c-text-dim); }

/* ==========================================================================
   ПРОЧЕЕ
   ========================================================================== */
.breadcrumbs{ display:flex; align-items:center; gap:8px; font-size:13px; color: var(--c-text-dim); margin-bottom: 22px; }
.breadcrumbs svg{ width:12px; height:12px; }
.breadcrumbs a:hover{ color: var(--c-accent-hi); }

.page-hero{ padding: calc(var(--header-h) + 76px) 0 90px; }

.divider-dot{ width:6px; height:6px; border-radius:50%; background: var(--c-accent); display:inline-block; }

.icon-list li{ display:flex; gap: 14px; padding: 16px 0; border-bottom: 1px solid var(--line-on-dark); }
.section--light .icon-list li, .section--soft-light .icon-list li{ border-bottom: 1px solid var(--line-on-light); }
.icon-list li:last-child{ border-bottom:none; }
.icon-list svg{ width:22px; height:22px; flex:none; color: var(--c-accent); margin-top:2px; }
.icon-list b{ display:block; font-size:15px; margin-bottom:3px; }
.icon-list span{ font-size: 13.5px; color: var(--c-text-dim); }
.section--light .icon-list span, .section--soft-light .icon-list span{ color: var(--c-text-dark-dim); }

.equip-card{ border-radius: var(--radius-md); border:1px solid var(--line-on-light); background: var(--c-paper-elev); padding: 28px; text-align:center; transition: transform var(--t-med), box-shadow var(--t-med); }
.equip-card:hover{ transform: translateY(-6px); box-shadow: var(--shadow-md); }
.equip-card svg{ width: 40px; height:40px; color: var(--c-accent-deep); margin: 0 auto 18px; }
.equip-card h4{ font-size: 15.5px; margin-bottom: 8px; }
.equip-card p{ font-size: 12.5px; color: var(--c-text-dark-dim); line-height:1.5; }

.team-badge{ display:flex; align-items:center; gap:16px; padding: 20px; border-radius: var(--radius-md); background: var(--c-bg-elev); border:1px solid var(--line-on-dark); }
.team-badge .num{ font-family:var(--font-display); font-size: 30px; color: var(--c-accent-hi); }
.team-badge .txt{ font-size: 13px; color: var(--c-text-dim); line-height:1.4; }

.map-block{ border-radius: var(--radius-lg); overflow:hidden; border: 1px solid var(--line-on-dark); aspect-ratio: 16/11; position:relative; background: linear-gradient(160deg,#211d15,#0e0d0b); }
.map-block .pin{ position:absolute; top:46%; left:52%; width:52px; height:52px; border-radius:50% 50% 50% 0; background: linear-gradient(160deg,#dcb774,#c8933f); transform: translate(-50%,-100%) rotate(-45deg); display:flex; align-items:center; justify-content:center; box-shadow: var(--shadow-accent); }
.map-block .pin svg{ transform: rotate(45deg); width:22px; height:22px; color: var(--c-accent-ink); }
.map-block .pin::after{ content:""; position:absolute; width:70px; height:70px; border-radius:50%; background: rgba(200,147,63,.18); left:50%; top:50%; transform: translate(-50%,-50%); animation: pulse 2.4s ease-in-out infinite; }

.whatsapp-fab{
  position: fixed; right: 26px; bottom: 26px; z-index: 90;
  width: 60px; height:60px; border-radius:50%; background:#25D366; display:flex; align-items:center; justify-content:center;
  box-shadow: 0 14px 34px -8px rgba(37,211,102,.55); transition: transform var(--t-fast) var(--ease-soft);
}
.whatsapp-fab:hover{ transform: scale(1.08); }
.whatsapp-fab svg{ width: 30px; height:30px; color:#fff; }

/* ==========================================================================
   АДАПТИВ
   ========================================================================== */
@media (max-width: 1080px){
  .grid-4{ grid-template-columns: repeat(2,1fr); }
  .footer-top{ grid-template-columns: 1fr 1fr; row-gap: 40px; }
  .hero .container{ grid-template-columns: 1fr; }
  .hero-visual{ max-width: 480px; }
  .calc{ grid-template-columns: 1fr; }
}
@media (max-width: 880px){
  .nav, .header-phone{ display:none; }
  .burger{ display:flex; }
  .grid-3{ grid-template-columns: 1fr 1fr; }
  .stats-bar{ grid-template-columns: repeat(2,1fr); }
  .stat{ border-left:none; border-top: 1px solid var(--line-on-dark); }
  .stat:nth-child(1), .stat:nth-child(2){ border-top:none; }
  .section-head{ flex-direction:column; align-items:flex-start; }
  .gallery{ grid-template-columns: 1fr 1fr; }
  .gallery-item--wide{ grid-column: span 2; }
  .price-row{ grid-template-columns: 2fr 1fr 1fr; font-size: 13.5px; }
  .price-row > div:nth-child(4){ display:none; }
  .price-row.is-head > div:nth-child(4){ display:none; }
  .cta-band{ padding: 46px 30px; }
}
@media (max-width: 640px){
  .container{ padding: 0 20px; }
  .brand{ gap: 9px; font-size: 14px; }
  .brand-mark{ width: 48px; height: 48px; }
  .brand-sub{ font-size: 9px; letter-spacing: .1em; }
  .header-cta{ gap: 12px; }
  .header-cta .btn-sm{ padding: 11px 18px; font-size: 12.5px; }
  .section{ padding: 84px 0; }
  .grid-2, .grid-3{ grid-template-columns: 1fr; }
  .gallery{ grid-template-columns: 1fr; }
  .gallery-item--wide{ grid-column: span 1; }
  .stats-bar{ grid-template-columns: 1fr 1fr; }
  .field-row{ grid-template-columns: 1fr; }
  .tabs-nav{ flex-wrap: wrap; width:100%; justify-content:center; }
  .price-row{ grid-template-columns: 1.4fr 1fr; }
  .layer-card-foot{ flex-wrap:wrap; row-gap: 14px; }
}