/* ================================================================
   АЛЬБІОН ІНЖИНІРИНГ · стилі сайту
   Уся палітра в :root. Синій і графітовий узяті з логотипа.
   Мотив «сходинки» (смуги під кутом) теж з логотипа: він повторюється
   на першому екрані, у кроках роботи і в блоці контактів.
   ================================================================ */

@font-face {
  font-family: "Manrope";
  font-style: normal;
  font-display: swap;
  font-weight: 200 800;
  src: url(/assets/manrope-cyrillic-wght-normal-Dvxsihut.woff2) format("woff2-variations");
  unicode-range: U+0301, U+0400-045F, U+0490-0491, U+04B0-04B1, U+2116;
}
@font-face {
  font-family: "Manrope";
  font-style: normal;
  font-display: swap;
  font-weight: 200 800;
  src: url(/assets/manrope-latin-ext-wght-normal-Ch3YOpNY.woff2) format("woff2-variations");
  unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF;
}
@font-face {
  font-family: "Manrope";
  font-style: normal;
  font-display: swap;
  font-weight: 200 800;
  src: url(/assets/manrope-latin-wght-normal-DHIcAJRg.woff2) format("woff2-variations");
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}

:root {
  --bg: #ffffff;
  --bg-alt: #f5f7fa;
  --bg-tint: #eef3fd;
  --ink: #0b1424;
  --ink-2: #3a4456;
  --ink-3: #6a7385;
  --line: #e3e7ee;
  --line-2: #cfd6e2;
  --brand: #003bb0;
  --brand-hover: #002c86;
  --brand-soft: #2f63d1;
  --graphite: #5a5e69;
  --graphite-soft: #8d919b;

  /* кольори систем у розрізі будівлі */
  --sys-heat: #e0483e;
  --sys-water: #1f7ae0;
  --sys-vent: #12a19a;
  --sys-cool: #33b6ef;
  --sys-elec: #eea514;
  --sys-auto: #003bb0;

  --maxw: 1240px;
  --gutter: clamp(16px, 4vw, 40px);
  --nav-h: 76px;
  --r-lg: 22px;
  --r-md: 16px;
  --r-sm: 10px;
  --shadow: 0 1px 2px rgba(11, 20, 36, .04), 0 12px 32px -12px rgba(11, 20, 36, .16);
  --shadow-lg: 0 2px 4px rgba(11, 20, 36, .04), 0 30px 60px -24px rgba(11, 20, 36, .28);
  --ease: cubic-bezier(.16, 1, .3, 1);
  --font: "Manrope", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
}

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; scroll-padding-top: calc(var(--nav-h) + 12px); }
body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--font);
  font-size: 17px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button { font: inherit; color: inherit; cursor: pointer; }
:focus-visible { outline: 2px solid var(--brand); outline-offset: 3px; border-radius: 6px; }
::selection { background: var(--brand); color: #fff; }

.wrap { width: 100%; max-width: calc(var(--maxw) + var(--gutter) * 2); margin: 0 auto; padding: 0 var(--gutter); }
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0; }

/* ---------- Типографіка ---------- */
h1, h2, h3, h4 { margin: 0; font-weight: 700; letter-spacing: -.025em; line-height: 1.08; color: var(--ink); }
h1 { font-size: clamp(2.5rem, 5.6vw, 4.9rem); letter-spacing: -.035em; line-height: 1.02; font-weight: 750; }
h2 { font-size: clamp(2rem, 3.8vw, 3.3rem); }
h3 { font-size: 1.3rem; letter-spacing: -.015em; line-height: 1.25; }
p { margin: 0; }
.lead { font-size: clamp(1.08rem, 1.4vw, 1.25rem); color: var(--ink-2); line-height: 1.6; max-width: 38em; }
.muted { color: var(--ink-3); }
.accent { color: var(--brand); }

.eyebrow {
  display: inline-flex; align-items: center; gap: .6rem;
  font-size: .8rem; font-weight: 700; letter-spacing: .14em; text-transform: uppercase;
  color: var(--brand);
}
.eyebrow::before { content: ""; width: 22px; height: 2px; background: currentColor; border-radius: 2px; }

/* Заголовок розділу: номер, підпис, великий заголовок і опис праворуч */
.sec { padding: clamp(72px, 10vw, 136px) 0; position: relative; }
.sec--alt { background: var(--bg-alt); }
.sec__head { display: grid; grid-template-columns: 1fr; gap: 1.2rem 4rem; margin-bottom: clamp(2.4rem, 5vw, 4rem); }
.sec__head .lead { align-self: end; }
@media (min-width: 900px) { .sec__head { grid-template-columns: 1.15fr 1fr; } }
/* Номер і назва розділу на одній лінії, однаковим кеглем */
.sec__num { display: flex; align-items: center; gap: .9rem; margin-bottom: 1.1rem; }
.sec__num b, .sec__num .eyebrow { font-size: .95rem; line-height: 1; letter-spacing: .14em; }
.sec__num b { font-weight: 750; color: var(--ink-3); font-variant-numeric: tabular-nums; }
.sec > .wrap { position: relative; z-index: 1; }

/* Сходинки з логотипа по краях сторінки: оживляють білий фон.
   Наполовину заходять за край екрана, з'являються під час прокрутки. */
.edge { position: absolute; z-index: 0; pointer-events: none; width: clamp(64px, 9vw, 150px); }
.edge i { display: block; height: clamp(14px, 1.6vw, 22px); border-radius: 4px; margin-bottom: clamp(8px, 1vw, 12px); }
.edge i:nth-child(1) { width: 40%; } .edge i:nth-child(2) { width: 60%; } .edge i:nth-child(3) { width: 80%; } .edge i:nth-child(4) { width: 100%; }
.edge--r { right: calc(clamp(18px, 2.6vw, 44px) * -1); }
.edge--r i { margin-left: auto; transform-origin: right center; }
.edge--l { left: calc(clamp(18px, 2.6vw, 44px) * -1); }
.edge--l i { transform-origin: left center; }
.edge--grey i { background: var(--graphite-soft); opacity: .32; }
.edge--blue i { background: var(--brand); opacity: .9; }
.edge--blue i:nth-child(odd) { background: var(--graphite-soft); opacity: .32; }
.js .edge.rv { opacity: 1; transform: none; }
.js .edge i { transform: scaleX(0); transition: transform 1.1s var(--ease); }
.js .edge.in i { transform: none; }
.edge i:nth-child(2) { transition-delay: .08s; } .edge i:nth-child(3) { transition-delay: .16s; } .edge i:nth-child(4) { transition-delay: .24s; }
@media (max-width: 760px) { .edge { width: 54px; } .edge i { height: 11px; margin-bottom: 7px; } }
@media (max-width: 600px) { .edge { width: 40px; } .edge--r { right: -26px; } .edge--l { left: -26px; } }

/* ---------- Кнопки ---------- */
.btn {
  --h: 52px;
  display: inline-flex; align-items: center; justify-content: center; gap: .6rem;
  height: var(--h); padding: 0 1.5rem; border-radius: 999px;
  font-weight: 650; font-size: .98rem; letter-spacing: -.005em; white-space: nowrap;
  border: 1.5px solid transparent;
  transition: background .25s var(--ease), color .25s var(--ease), border-color .25s var(--ease), transform .25s var(--ease), box-shadow .25s var(--ease);
}
.btn svg { width: 18px; height: 18px; flex: none; transition: transform .3s var(--ease); }
.btn:hover svg.arr { transform: translateX(3px); }
.btn--primary { background: var(--brand); color: #fff; box-shadow: 0 10px 24px -10px rgba(0, 59, 176, .6); }
.btn--primary:hover { background: var(--brand-hover); transform: translateY(-1px); }
.btn--ghost { border-color: var(--line-2); color: var(--ink); background: #fff; }
.btn--ghost:hover { border-color: var(--ink); }
.btn--sm { --h: 42px; padding: 0 1.1rem; font-size: .9rem; }
.btn--lg { --h: 58px; padding: 0 1.8rem; font-size: 1.02rem; }
.actions { display: flex; flex-wrap: wrap; gap: .75rem; }

.link-arrow { display: inline-flex; align-items: center; gap: .5rem; font-weight: 650; color: var(--brand); }
.link-arrow svg { width: 18px; height: 18px; transition: transform .3s var(--ease); }
.link-arrow:hover svg { transform: translateX(4px); }

/* ---------- Шапка ---------- */
.nav {
  position: sticky; top: 0; z-index: 50; height: var(--nav-h);
  background: rgba(255, 255, 255, .86);
  -webkit-backdrop-filter: saturate(1.6) blur(14px); backdrop-filter: saturate(1.6) blur(14px);
  border-bottom: 1px solid transparent;
  transition: border-color .3s, box-shadow .3s;
}
.nav.is-scrolled { border-bottom-color: var(--line); box-shadow: 0 6px 24px -18px rgba(11, 20, 36, .4); }
.nav__in { height: 100%; display: flex; align-items: center; gap: 1.5rem; }
.nav__brand { flex: none; display: flex; align-items: center; }
.nav__brand img { height: 40px; width: auto; }
.nav__links { display: none; gap: .2rem; margin: 0 auto; }
.nav__links a { white-space: nowrap; padding: .55rem .85rem; border-radius: 999px; font-size: .95rem; font-weight: 600; color: var(--ink-2); transition: color .2s, background .2s; }
.nav__links a:hover, .nav__links a.is-current { color: var(--ink); background: var(--bg-alt); }
.nav__end { display: flex; align-items: center; gap: .9rem; margin-left: auto; }
.nav__phone { display: none; font-weight: 700; font-size: .95rem; white-space: nowrap; font-variant-numeric: tabular-nums; }
.nav__phone:hover { color: var(--brand); }
.nav__cta { display: none; }
.lang { display: flex; font-size: .82rem; font-weight: 700; border: 1px solid var(--line); border-radius: 999px; padding: 3px; }
.lang a, .lang span { padding: .28rem .6rem; border-radius: 999px; color: var(--ink-3); }
.lang .is-active { background: var(--ink); color: #fff; }
.lang a:hover { color: var(--ink); }
.burger { display: grid; place-items: center; width: 44px; height: 44px; border-radius: 12px; border: 1px solid var(--line); background: #fff; }
.burger span { display: block; width: 18px; height: 2px; background: var(--ink); border-radius: 2px; position: relative; transition: background .2s; }
.burger span::before, .burger span::after { content: ""; position: absolute; left: 0; width: 18px; height: 2px; background: var(--ink); border-radius: 2px; transition: transform .3s var(--ease); }
.burger span::before { top: -6px; } .burger span::after { top: 6px; }
.nav.is-open .burger span { background: transparent; }
.nav.is-open .burger span::before { transform: translateY(6px) rotate(45deg); }
.nav.is-open .burger span::after { transform: translateY(-6px) rotate(-45deg); }

.mnav {
  position: fixed; inset: var(--nav-h) 0 0 0; z-index: 49; background: #fff;
  padding: 1.5rem var(--gutter) 2rem; display: flex; flex-direction: column; gap: .2rem;
  opacity: 0; visibility: hidden; transform: translateY(-8px);
  transition: opacity .3s var(--ease), transform .3s var(--ease), visibility 0s .3s;
  overflow-y: auto;
}
.nav.is-open + .mnav { opacity: 1; visibility: visible; transform: none; transition-delay: 0s; }
.mnav a.mnav__link { font-size: 1.6rem; font-weight: 700; letter-spacing: -.02em; padding: .55rem 0; border-bottom: 1px solid var(--line); }
.mnav__foot { margin-top: auto; padding-top: 1.5rem; display: grid; gap: .6rem; }
.mnav__foot .btn { width: 100%; }

@media (min-width: 1080px) {
  .nav__links { display: flex; }
  .burger, .mnav { display: none; }
  .nav__cta { display: inline-flex; }
}
@media (min-width: 1380px) { .nav__phone { display: inline; } }
@media (max-width: 420px) { .nav__brand img { height: 32px; } }

/* ---------- Перший екран ---------- */
.hero { position: relative; padding: clamp(36px, 6vw, 80px) 0 clamp(56px, 8vw, 104px); overflow: hidden; }
.hero__grid { display: grid; gap: clamp(2.5rem, 5vw, 4rem); align-items: center; }
@media (min-width: 980px) { .hero__grid { grid-template-columns: 1.05fr .95fr; } }
.hero__text .eyebrow { margin-bottom: 1.5rem; }
.hero h1 { margin-bottom: 1.6rem; }
.hero h1 .accent { display: block; }
.hero .lead { margin-bottom: 2.2rem; }
.hero__trust { margin-top: 2.6rem; padding-top: 1.6rem; border-top: 1px solid var(--line); }
.hero__trust p { font-size: .82rem; font-weight: 700; letter-spacing: .1em; text-transform: uppercase; color: var(--ink-3); margin-bottom: .8rem; }
.hero__trust ul { list-style: none; margin: 0; padding: 0; display: flex; flex-wrap: wrap; gap: .55rem 1.7rem; }
.hero__trust li { font-weight: 750; font-size: clamp(1.08rem, 1.5vw, 1.25rem); color: var(--graphite); letter-spacing: -.015em; }
.hero__trust a { position: relative; transition: color .25s; }
.hero__trust a::after { content: ""; position: absolute; left: 0; right: 0; bottom: -3px; height: 2px; background: var(--brand); border-radius: 2px; transform: scaleX(0); transform-origin: left; transition: transform .35s var(--ease); }
.hero__trust a:hover { color: var(--brand); }
.hero__trust a:hover::after { transform: none; }

.hero__visual { position: relative; min-height: 420px; }
.hero__photo { position: relative; z-index: 2; border-radius: var(--r-lg); overflow: hidden; aspect-ratio: 4 / 4.4; box-shadow: var(--shadow-lg); margin-left: clamp(0px, 6vw, 70px); }
.hero__photo img { width: 100%; height: 100%; object-fit: cover; transform: scale(1.06); transition: transform 1.6s var(--ease); }
.is-loaded .hero__photo img { transform: none; }

/* Сходинки з логотипа: синя і графітова драбини смуг */
.steps-art { position: absolute; z-index: 1; pointer-events: none; }
.steps-art i { display: block; height: var(--bh, 22px); border-radius: 3px; margin-bottom: var(--bg-gap, 12px); transform-origin: left center; }
.steps-art--blue i { background: var(--brand); }
.steps-art--grey i { background: var(--graphite-soft); opacity: .55; }
.hero .steps-art--blue { left: -6px; bottom: 34px; width: 46%; }
.hero .steps-art--grey { right: -40px; top: 24px; width: 38%; }
.steps-art i:nth-child(1) { width: 34%; } .steps-art i:nth-child(2) { width: 52%; }
.steps-art i:nth-child(3) { width: 70%; } .steps-art i:nth-child(4) { width: 88%; }
.steps-art--grey i { margin-left: auto; }
.js .steps-art i { transform: scaleX(0); transition: transform 1s var(--ease); }
.js .steps-art--grey i { transform-origin: right center; }
.is-loaded .steps-art i { transform: none; }
.steps-art i:nth-child(2) { transition-delay: .08s; } .steps-art i:nth-child(3) { transition-delay: .16s; } .steps-art i:nth-child(4) { transition-delay: .24s; }

.hero__card {
  position: absolute; z-index: 3; left: 0; bottom: -18px; max-width: 290px;
  background: #fff; border-radius: var(--r-md); padding: 1.1rem 1.2rem; box-shadow: var(--shadow-lg);
  display: flex; gap: .9rem; align-items: center;
}
.hero__card img { width: 64px; height: 64px; border-radius: 12px; object-fit: cover; flex: none; }
.hero__card b { display: block; font-size: .98rem; line-height: 1.3; letter-spacing: -.01em; }
.hero__card span { display: block; font-size: .84rem; color: var(--ink-3); line-height: 1.4; margin-top: .2rem; }
.hero__badge {
  position: absolute; z-index: 3; right: -8px; top: 30px; background: #fff; border-radius: 999px;
  padding: .55rem 1rem .55rem .6rem; box-shadow: var(--shadow); display: flex; align-items: center; gap: .55rem;
  font-size: .86rem; font-weight: 700;
}
.hero__badge i { width: 26px; height: 26px; border-radius: 50%; background: var(--bg-tint); color: var(--brand); display: grid; place-items: center; }
.hero__badge svg { width: 14px; height: 14px; }
@media (max-width: 979px) {
  .hero__visual { max-width: 560px; }
  .hero__photo { aspect-ratio: 4 / 3.6; }
  .hero__badge { right: 8px; }
}
@media (max-width: 520px) {
  .hero__card { position: relative; left: auto; bottom: auto; margin: -36px 12px 0; max-width: none; }
  .hero__badge { top: 12px; right: 12px; }
  .hero__visual { min-height: 0; }
  .hero .steps-art--blue { display: none; }
}

/* ---------- Цифри ---------- */
.stats { display: grid; grid-template-columns: repeat(2, 1fr); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
@media (min-width: 900px) { .stats { grid-template-columns: repeat(4, 1fr); } }
.stat { padding: clamp(1.6rem, 3vw, 2.4rem) clamp(1rem, 2vw, 1.8rem); border-right: 1px solid var(--line); }
.stat:nth-child(2n) { border-right: 0; }
@media (min-width: 900px) { .stat:nth-child(2n) { border-right: 1px solid var(--line); } .stat:last-child { border-right: 0; } .stat:first-child { padding-left: 0; } }
@media (max-width: 899px) { .stat:nth-child(-n+2) { border-bottom: 1px solid var(--line); } .stat:nth-child(2n+1) { padding-left: 0; } }
.stat__n { font-size: clamp(2.6rem, 5vw, 3.8rem); font-weight: 750; letter-spacing: -.04em; line-height: 1; color: var(--brand); font-variant-numeric: tabular-nums; }
.stat__t { margin-top: .7rem; font-weight: 700; font-size: 1rem; line-height: 1.35; }
.stat__s { margin-top: .25rem; font-size: .9rem; color: var(--ink-3); line-height: 1.45; }

/* ---------- Розріз будівлі ---------- */
.sys { display: grid; gap: clamp(1.5rem, 3vw, 2.5rem); align-items: stretch; }
/* На десктопі вкладки зсунуті вліво на свій відступ: крапки стоять
   рівно під першою літерою заголовка */
@media (min-width: 980px) { .sys { grid-template-columns: 300px 1fr; } .sys__tabs { margin-left: -1rem; } }
.sys__tabs { display: flex; flex-direction: column; gap: .35rem; }
@media (max-width: 979px) { .sys__tab { flex: none; } .sys__tabs { flex-direction: row; overflow-x: auto; scrollbar-width: none; margin: 0 calc(var(--gutter) * -1); padding: 0 var(--gutter) .3rem; } .sys__tabs::-webkit-scrollbar { display: none; } }
.sys__tab {
  --c: var(--brand);
  position: relative; display: flex; align-items: center; gap: .8rem; text-align: left;
  padding: .85rem 1rem; border-radius: 14px; border: 1px solid transparent; background: transparent;
  font-weight: 650; font-size: .98rem; color: var(--ink-2); white-space: nowrap; overflow: hidden;
  transition: background .25s, color .25s, border-color .25s, box-shadow .25s;
}
.sys__tab:hover { background: #fff; color: var(--ink); }
.sys__tab[aria-selected="true"] { background: #fff; color: var(--ink); border-color: var(--line); box-shadow: var(--shadow); }
.sys__dot { width: 12px; height: 12px; border-radius: 50%; background: var(--c); flex: none; box-shadow: 0 0 0 4px color-mix(in srgb, var(--c) 18%, transparent); }
.sys__prog { position: absolute; left: 0; right: 0; bottom: 0; height: 3px; background: color-mix(in srgb, var(--c) 16%, transparent); opacity: 0; transition: opacity .3s; }
.sys__prog::after { content: ""; position: absolute; inset: 0; background: var(--c); transform: scaleX(0); transform-origin: left center; }
.sys__tab[aria-selected="true"] .sys__prog.run { opacity: 1; }
.sys__tab[aria-selected="true"] .sys__prog.run::after { animation: sysprog var(--dur, 6.5s) linear forwards; }
.sys.is-paused .sys__prog::after { animation-play-state: paused !important; }
@keyframes sysprog { from { transform: scaleX(0); } to { transform: scaleX(1); } }

.sys__stage { display: grid; background: #fff; border: 1px solid var(--line); border-radius: var(--r-lg); overflow: hidden; box-shadow: var(--shadow); }
@media (min-width: 760px) { .sys__stage { grid-template-columns: 1.25fr 1fr; } }
.sys__draw { position: relative; display: grid; align-items: center; background: linear-gradient(180deg, #f7f9fc 0%, #fff 100%); padding: 1rem; border-bottom: 1px solid var(--line); }
@media (min-width: 760px) { .sys__draw { border-bottom: 0; border-right: 1px solid var(--line); } }
.sys__draw svg { width: 100%; height: auto; display: block; }
.sys__info { padding: clamp(1.4rem, 3vw, 2.2rem); display: flex; flex-direction: column; }
.sys__pane[hidden] { display: none; }
.sys__pane { animation: fadeup .5s var(--ease); }
@keyframes fadeup { from { opacity: 0; transform: translateY(8px); } to { opacity: 1; transform: none; } }
.sys__tag { display: inline-flex; align-items: center; gap: .5rem; font-size: .78rem; font-weight: 700; letter-spacing: .12em; text-transform: uppercase; color: var(--ink-3); margin-bottom: .9rem; }
.sys__pane h3 { font-size: clamp(1.5rem, 2.4vw, 1.9rem); margin-bottom: .8rem; }
.sys__pane p { color: var(--ink-2); }
.ticks { list-style: none; margin: 1.2rem 0 0; padding: 0; display: grid; gap: .55rem; }
.ticks li { position: relative; padding-left: 1.8rem; font-weight: 600; font-size: .97rem; line-height: 1.45; }
.ticks li::before { content: ""; position: absolute; left: 0; top: .18em; width: 1.1rem; height: 1.1rem; border-radius: 50%; background: var(--bg-tint) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3E%3Cpath d='M4 8.4l2.6 2.5L12 5.5' fill='none' stroke='%23003bb0' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E") center / 72% no-repeat; }
.sys__foot { margin-top: auto; padding-top: 1.6rem; }

/* SVG будівлі: неактивні системи бліді, активна кольорова і «тече» */
.bld .shell { fill: #fff; stroke: #c3ccda; stroke-width: 2; }
.bld .slab { stroke: #c3ccda; stroke-width: 2; }
.bld .win { fill: #eef3fb; stroke: #d5dce8; stroke-width: 1.2; }
.bld .ground { stroke: #b7c0cf; stroke-width: 2; }
.bld .soil { fill: url(#soil); }
.bld .label { font: 600 11px var(--font); fill: var(--ink-3); letter-spacing: .04em; }
.bld .s { transition: opacity .5s var(--ease), filter .5s var(--ease); opacity: .16; filter: grayscale(1); }
.bld .s.on { opacity: 1; filter: none; }
.bld[data-all="1"] .s { opacity: .95; filter: none; }
.bld .pipe { fill: none; stroke-width: 4; stroke-linecap: round; stroke-linejoin: round; }
.bld .flow { fill: none; stroke: #fff; stroke-width: 1.6; stroke-dasharray: 3 11; stroke-linecap: round; opacity: 0; }
.bld .s.on .flow { opacity: .9; animation: flow 1.1s linear infinite; }
.bld .s.is-drawing .flow { opacity: 0; animation: none; }
.bld .s .flow { transition: opacity .5s; }
@keyframes flow { to { stroke-dashoffset: -14; } }
.bld .s--heat { color: var(--sys-heat); } .bld .s--water { color: var(--sys-water); }
.bld .s--vent { color: var(--sys-vent); } .bld .s--cool { color: var(--sys-cool); }
.bld .s--elec { color: var(--sys-elec); } .bld .s--auto { color: var(--sys-auto); }
.bld .s .pipe { stroke: currentColor; }
.bld .s .fill { fill: currentColor; }
.bld .s .box { fill: #fff; stroke: currentColor; stroke-width: 2.4; }
.bld .s .thin { fill: none; stroke: currentColor; stroke-width: 2; stroke-linecap: round; }
.bld .s .dash { fill: none; stroke: currentColor; stroke-width: 2; stroke-dasharray: 5 5; stroke-linecap: round; }
.bld .s.on .pulse { animation: pulse 1.6s var(--ease) infinite; transform-box: fill-box; transform-origin: center; }
@keyframes pulse { 0%, 100% { opacity: 1; } 50% { opacity: .35; } }

/* ---------- Послуги ---------- */
.svc { display: grid; gap: 1px; background: var(--line); border: 1px solid var(--line); border-radius: var(--r-lg); overflow: hidden; }
@media (min-width: 760px) { .svc { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1100px) { .svc { grid-template-columns: repeat(3, 1fr); } }
.svc__item { background: #fff; padding: clamp(1.6rem, 3vw, 2.3rem); display: flex; flex-direction: column; gap: .8rem; transition: background .3s; }
.svc__item:hover { background: #fbfcfe; }
.svc__ico { width: 52px; height: 52px; border-radius: 14px; background: var(--bg-tint); color: var(--brand); display: grid; place-items: center; margin-bottom: .6rem; transition: background .3s, color .3s, transform .4s var(--ease); }
.svc__item:hover .svc__ico { background: var(--brand); color: #fff; transform: scale(1.14); }
.svc__ico svg { width: 26px; height: 26px; }
.svc__item p { color: var(--ink-2); font-size: .98rem; }
.svc__list { list-style: none; padding: 0; margin: .3rem 0 0; display: flex; flex-wrap: wrap; gap: .4rem; }
.svc__list li { font-size: .84rem; font-weight: 650; color: var(--ink-2); background: var(--bg-alt); border-radius: 999px; padding: .32rem .75rem; }
.svc__item--cta { background: var(--brand); color: #fff; justify-content: space-between; }
.svc__item--cta:hover { background: var(--brand-hover); }
.svc__item--cta h3, .svc__item--cta p { color: #fff; }
.svc__item--cta p { opacity: .82; }
.svc__item--cta .btn { background: #fff; color: var(--brand); align-self: flex-start; }

/* ---------- Об'єкти ---------- */
.filters { display: flex; flex-wrap: wrap; gap: .5rem; margin-bottom: 2rem; }
.chip { height: 42px; padding: 0 1.1rem; border-radius: 999px; border: 1px solid var(--line-2); background: #fff; font-weight: 650; font-size: .92rem; color: var(--ink-2); transition: all .25s var(--ease); }
.chip:hover { border-color: var(--ink); color: var(--ink); }
.chip[aria-pressed="true"] { background: var(--ink); border-color: var(--ink); color: #fff; }
.chip small { font-weight: 700; opacity: .55; margin-left: .3rem; }

.objs { display: grid; gap: clamp(1rem, 2vw, 1.5rem); grid-template-columns: 1fr; }
@media (min-width: 640px) { .objs { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1020px) { .objs { grid-template-columns: repeat(3, 1fr); } .objs--feature .obj:first-child { grid-column: span 2; grid-row: span 2; } .objs--feature .obj:first-child .obj__img { aspect-ratio: auto; height: 100%; min-height: 520px; } }
.obj { position: relative; border-radius: var(--r-lg); overflow: hidden; background: var(--bg-alt); isolation: isolate; }
.obj.is-hidden { display: none; }
.obj__img { width: 100%; aspect-ratio: 4 / 3.1; object-fit: cover; transition: transform 1s var(--ease); }
.obj:hover .obj__img { transform: scale(1.045); }
.obj__body { position: absolute; inset: auto 0 0 0; padding: 4.5rem 1.4rem 1.3rem; color: #fff; background: linear-gradient(180deg, transparent 0%, rgba(8, 14, 28, .55) 45%, rgba(8, 14, 28, .82) 100%); }
.obj__cat { display: inline-block; font-size: .72rem; font-weight: 750; letter-spacing: .12em; text-transform: uppercase; background: rgba(255, 255, 255, .18); -webkit-backdrop-filter: blur(6px); backdrop-filter: blur(6px); border-radius: 999px; padding: .28rem .7rem; margin-bottom: .6rem; }
.obj__body h3 { color: #fff; font-size: 1.28rem; }
.obj__body p { font-size: .9rem; opacity: .85; margin-top: .2rem; }
.obj--cta { background: var(--bg-tint); padding: clamp(1.6rem, 3vw, 2.4rem); display: flex; flex-direction: column; justify-content: space-between; gap: 1.6rem; min-height: 260px; overflow: hidden; }
.obj--cta h3 { font-size: clamp(1.4rem, 2.2vw, 1.8rem); margin-bottom: .6rem; position: relative; }
.obj--cta p { color: var(--ink-2); max-width: 30em; position: relative; }
.obj--cta .btn { align-self: flex-start; position: relative; }
.obj--cta .steps-art { right: -20px; bottom: 26px; width: 200px; opacity: .14; }
.obj--cta .steps-art i { margin-left: auto; transform-origin: right center; }
@media (min-width: 1020px) { .objs--feature .obj--cta { grid-column: span 2; } }
.objs__more { margin-top: 2.2rem; display: flex; flex-wrap: wrap; gap: 1rem 2rem; align-items: center; justify-content: space-between; }

/* ---------- Приватні будинки ---------- */
.home { display: grid; gap: clamp(2rem, 5vw, 4.5rem); align-items: center; }
@media (min-width: 980px) { .home { grid-template-columns: 1fr 1.1fr; } }
.home .lead { margin: 1.2rem 0 1.4rem; }
.mosaic { display: grid; grid-template-columns: repeat(6, 1fr); grid-auto-rows: clamp(80px, 9vw, 118px); gap: .8rem; }
.mosaic button { padding: 0; border: 0; border-radius: var(--r-md); overflow: hidden; background: var(--bg-alt); position: relative; }
.mosaic img { width: 100%; height: 100%; object-fit: cover; transition: transform .9s var(--ease); }
.mosaic button:hover img { transform: scale(1.06); }
.mosaic button:nth-child(1) { grid-column: 1 / 5; grid-row: 1 / 4; }
.mosaic button:nth-child(2) { grid-column: 5 / 7; grid-row: 1 / 3; }
.mosaic button:nth-child(3) { grid-column: 5 / 7; grid-row: 3 / 5; }
.mosaic button:nth-child(4) { grid-column: 1 / 3; grid-row: 4 / 6; }
.mosaic button:nth-child(5) { grid-column: 3 / 5; grid-row: 4 / 6; }
.mosaic button:nth-child(6) { grid-column: 5 / 7; grid-row: 5 / 6; }
.mosaic__more { position: absolute; inset: 0; display: grid; place-items: center; background: rgba(0, 59, 176, .78); color: #fff; font-weight: 700; font-size: .95rem; }

/* ---------- Як ми працюємо: кроки сходинками ---------- */
.flow { display: grid; gap: 1rem; counter-reset: st; }
@media (min-width: 900px) { .flow { grid-template-columns: repeat(4, 1fr); align-items: end; } .flow__step:nth-child(1) { margin-bottom: 0; } .flow__step:nth-child(2) { margin-bottom: 36px; } .flow__step:nth-child(3) { margin-bottom: 72px; } .flow__step:nth-child(4) { margin-bottom: 108px; } }
.flow__step { position: relative; background: #fff; border: 1px solid var(--line); border-radius: var(--r-md); padding: 1.6rem 1.5rem 1.5rem; box-shadow: var(--shadow); }
.flow__step::before { counter-increment: st; content: "0" counter(st); display: block; font-size: .85rem; font-weight: 800; color: var(--brand); letter-spacing: .06em; margin-bottom: 1.6rem; }
.flow__step::after { content: ""; position: absolute; left: 1.5rem; right: 1.5rem; top: 3.1rem; height: 3px; border-radius: 3px; background: linear-gradient(90deg, var(--brand) var(--w, 25%), var(--line) var(--w, 25%)); }
.flow__step:nth-child(2) { --w: 50%; } .flow__step:nth-child(3) { --w: 75%; } .flow__step:nth-child(4) { --w: 100%; }
.flow__step { transition: border-color .3s, box-shadow .3s, background .3s; }
.flow__step:hover { border-color: var(--brand); background: #fbfcff; box-shadow: 0 0 0 3px rgba(0, 59, 176, .1), var(--shadow); }
.flow__step:hover h3 { color: var(--brand); }
.flow__step h3 { margin-bottom: .55rem; font-size: 1.18rem; transition: color .3s; }
.flow__step p { color: var(--ink-2); font-size: .95rem; line-height: 1.55; }

/* ---------- Спецтехніка ---------- */
.fleet { display: grid; gap: clamp(2rem, 4vw, 3.5rem); align-items: center; }
@media (min-width: 980px) { .fleet { grid-template-columns: 1fr 1.2fr; } }
.fleet__list { list-style: none; padding: 0; margin: 1.6rem 0 2rem; display: grid; grid-template-columns: 1fr 1fr; gap: .5rem 1.2rem; }
.fleet__list li { display: flex; align-items: center; gap: .6rem; font-weight: 650; padding: .55rem 0; border-bottom: 1px solid var(--line); }
.fleet__list li::before { content: ""; width: 8px; height: 8px; background: var(--brand); border-radius: 2px; transform: rotate(45deg); flex: none; }
.fleet__grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: .8rem; }
.fleet__grid figure { position: relative; margin: 0; border-radius: var(--r-md); overflow: hidden; aspect-ratio: 4 / 3; background: var(--bg-alt); }
.fleet__grid img { width: 100%; height: 100%; object-fit: cover; transition: transform .9s var(--ease); }
.fleet__grid figure:hover img { transform: scale(1.05); }
.fleet__name { position: absolute; left: .7rem; top: .7rem; font-size: .8rem; font-weight: 700; background: rgba(255, 255, 255, .92); color: var(--ink); border-radius: 999px; padding: .3rem .7rem; }
/* Підпис автора фото: цього вимагає ліцензія CC BY-SA */
.fleet__grid figcaption { position: absolute; right: .5rem; bottom: .45rem; font-size: .66rem; line-height: 1.3; color: rgba(255, 255, 255, .88); text-shadow: 0 1px 3px rgba(0, 0, 0, .6); max-width: 90%; text-align: right; }
.fleet__grid figcaption a:hover { color: #fff; text-decoration: underline; }

/* ---------- Партнери ---------- */
.partners { display: grid; grid-template-columns: repeat(2, 1fr); border-top: 1px solid var(--line); border-left: 1px solid var(--line); }
@media (min-width: 700px) { .partners { grid-template-columns: repeat(4, 1fr); } }
.partner { border-right: 1px solid var(--line); border-bottom: 1px solid var(--line); min-height: 132px; padding: 1.4rem; display: flex; flex-direction: column; justify-content: center; align-items: flex-start; gap: .25rem; transition: background .3s; }
.partner:hover { background: var(--bg-alt); }
.partner b { font-size: clamp(1.1rem, 1.8vw, 1.4rem); font-weight: 750; letter-spacing: -.02em; color: var(--graphite); transition: color .3s; }
.partner:hover b { color: var(--brand); }
.partner span { font-size: .84rem; color: var(--ink-3); }
/* Логотипи кольорові, великі, по центру плитки; плитка веде на сайт партнера */
.partner:has(img) { min-height: 210px; align-items: center; text-align: center; gap: .9rem; padding: 1.6rem 1.2rem; }
.partner img { height: 104px; width: auto; max-width: 88%; object-fit: contain; mix-blend-mode: multiply; transition: transform .4s var(--ease); }
.partner:hover img { transform: scale(1.06); }
.partner--cta { align-items: center; text-align: center; }
@media (max-width: 699px) { .partner img { height: 64px; } .partner:has(img) { min-height: 150px; } }
.partner--cta { background: var(--bg-tint); }
.partner--cta b { color: var(--brand); }

/* ---------- Контакти ---------- */
.contact { position: relative; overflow: hidden; background: var(--bg-tint); border-radius: clamp(22px, 3vw, 32px); padding: clamp(2rem, 5vw, 4.2rem); display: grid; gap: 2.5rem; }
@media (min-width: 980px) { .contact { grid-template-columns: 1.1fr 1fr; align-items: end; } }
.contact h2 { margin: 1rem 0 1rem; max-width: 12em; }
.contact .lead { margin-bottom: 2rem; }
.contact__cards { position: relative; z-index: 1; display: grid; gap: .7rem; }
.ccard { display: flex; align-items: center; gap: 1rem; background: #fff; border-radius: var(--r-md); padding: 1rem 1.2rem; box-shadow: 0 1px 2px rgba(11, 20, 36, .04); transition: transform .3s var(--ease), box-shadow .3s var(--ease); }
a.ccard:hover { transform: translateX(4px); box-shadow: var(--shadow); }
.ccard i { width: 44px; height: 44px; border-radius: 12px; background: var(--bg-tint); color: var(--brand); display: grid; place-items: center; flex: none; }
.ccard i svg { width: 20px; height: 20px; }
.ccard small { display: block; font-size: .78rem; font-weight: 700; letter-spacing: .08em; text-transform: uppercase; color: var(--ink-3); }
.ccard b { display: block; font-size: 1.05rem; letter-spacing: -.01em; font-variant-numeric: tabular-nums; word-break: break-word; }
.contact .steps-art--blue { right: -30px; top: -10px; width: 260px; opacity: .1; }
a.ccard[href^="tel"] b { white-space: nowrap; }
@media (max-width: 979px) { .contact .steps-art { display: none; } }
@media (max-width: 600px) {
  .contact { padding: 1.8rem 1.1rem; }
  .ccard { padding: .85rem .9rem; gap: .8rem; }
  .ccard i { width: 38px; height: 38px; }
  .ccard b { font-size: .98rem; }
}
.contact__text { position: relative; z-index: 1; }

/* ---------- Підвал ---------- */
.foot { background: var(--bg-alt); border-top: 1px solid var(--line); margin-top: clamp(72px, 10vw, 136px); padding: clamp(3rem, 6vw, 4.5rem) 0 2rem; font-size: .95rem; }
.foot__grid { display: grid; gap: 2.2rem; }
@media (min-width: 900px) { .foot__grid { grid-template-columns: 1.4fr 1fr 1fr 1.2fr; } }
.foot__logo { height: 68px; width: auto; margin-bottom: 1.2rem; }
.foot p { color: var(--ink-2); }
.foot__label { font-size: .78rem; font-weight: 750; letter-spacing: .12em; text-transform: uppercase; color: var(--ink-3) !important; margin-bottom: .8rem !important; }
.foot__col { display: flex; flex-direction: column; gap: .45rem; align-items: flex-start; }
.foot__col a:hover { color: var(--brand); }
.foot__legal { margin-top: 3rem; padding-top: 1.4rem; border-top: 1px solid var(--line); display: flex; flex-wrap: wrap; gap: .6rem 2rem; justify-content: space-between; font-size: .85rem; color: var(--ink-3); }
.foot__legal a:hover { color: var(--ink); }

/* ---------- Сторінка проєктів ---------- */
.phero { padding: clamp(48px, 7vw, 96px) 0 clamp(32px, 5vw, 56px); }
.phero h1 { font-size: clamp(2.4rem, 5vw, 4.2rem); margin: 1.2rem 0 1.2rem; max-width: 14em; }
.crumbs { font-size: .88rem; color: var(--ink-3); display: flex; gap: .5rem; }
.crumbs a:hover { color: var(--brand); }
.tabsbar { position: sticky; top: var(--nav-h); z-index: 10; background: rgba(255, 255, 255, .92); -webkit-backdrop-filter: blur(12px); backdrop-filter: blur(12px); border-bottom: 1px solid var(--line); }
.tabsbar__in { display: flex; gap: .3rem; overflow-x: auto; scrollbar-width: none; padding-top: .7rem; padding-bottom: .7rem; }
.tabsbar__in::-webkit-scrollbar { display: none; }
.tabsbar a { flex: none; padding: .5rem 1rem; border-radius: 999px; font-weight: 650; font-size: .92rem; color: var(--ink-2); }
.tabsbar a:hover, .tabsbar a.is-current { background: var(--bg-alt); color: var(--ink); }
.gal { display: grid; gap: .8rem; grid-template-columns: repeat(2, 1fr); }
@media (min-width: 760px) { .gal { grid-template-columns: repeat(3, 1fr); } }
@media (min-width: 1100px) { .gal { grid-template-columns: repeat(4, 1fr); } }
.gal button { padding: 0; border: 0; border-radius: var(--r-md); overflow: hidden; background: var(--bg-alt); aspect-ratio: 1 / 1; position: relative; }
.gal button.w2 { grid-column: span 2; aspect-ratio: auto; }
.gal img { width: 100%; height: 100%; object-fit: cover; transition: transform .9s var(--ease); }
.gal button:hover img { transform: scale(1.05); }
.gal figcaption, .gal .cap { position: absolute; left: .7rem; bottom: .7rem; right: .7rem; text-align: left; font-size: .8rem; font-weight: 650; color: #fff; background: rgba(8, 14, 28, .55); -webkit-backdrop-filter: blur(6px); backdrop-filter: blur(6px); padding: .35rem .65rem; border-radius: 8px; opacity: 0; transform: translateY(6px); transition: all .35s var(--ease); }
.gal button:hover .cap, .gal button:focus-visible .cap { opacity: 1; transform: none; }
.objrow { display: grid; gap: clamp(1.2rem, 3vw, 2.2rem); }
.objline { display: grid; gap: 1.2rem 2.5rem; align-items: center; padding-bottom: clamp(1.2rem, 3vw, 2.2rem); border-bottom: 1px solid var(--line); }
@media (min-width: 820px) { .objline { grid-template-columns: 1fr 1.2fr; } .objline:nth-child(2n) .objline__img { order: 2; } }
.objline__img { border-radius: var(--r-lg); overflow: hidden; aspect-ratio: 16 / 10; background: var(--bg-alt); }
.objline__img img { width: 100%; height: 100%; object-fit: cover; }
.objline h3 { font-size: clamp(1.5rem, 2.6vw, 2.1rem); margin: .8rem 0 .5rem; }
.objline .addr { display: flex; gap: .45rem; align-items: center; color: var(--ink-3); font-size: .95rem; }
.objline .addr svg { width: 16px; height: 16px; flex: none; }
.objline .ticks { margin-top: 1.2rem; }
.pill { display: inline-block; font-size: .74rem; font-weight: 750; letter-spacing: .12em; text-transform: uppercase; color: var(--brand); background: var(--bg-tint); border-radius: 999px; padding: .3rem .75rem; }

/* ---------- Переглядач фото ---------- */
.lb { position: fixed; inset: 0; z-index: 100; background: rgba(10, 16, 28, .92); display: grid; grid-template-rows: 1fr auto; place-items: center; padding: 64px 16px 16px; opacity: 0; visibility: hidden; transition: opacity .3s, visibility 0s .3s; }
.lb.is-open { opacity: 1; visibility: visible; transition-delay: 0s; }
.lb img { max-width: min(1200px, 100%); max-height: calc(100dvh - 140px); border-radius: 12px; object-fit: contain; }
.lb__cap { color: #fff; font-weight: 600; padding: .9rem 0 .3rem; text-align: center; font-size: .95rem; }
.lb__cap span { opacity: .55; margin-left: .6rem; font-variant-numeric: tabular-nums; }
.lb__btn { position: absolute; width: 48px; height: 48px; border-radius: 50%; border: 0; background: rgba(255, 255, 255, .12); color: #fff; display: grid; place-items: center; transition: background .2s; }
.lb__btn:hover { background: rgba(255, 255, 255, .24); }
.lb__btn svg { width: 22px; height: 22px; }
.lb__close { top: 12px; right: 12px; }
.lb__prev { left: 12px; top: 50%; transform: translateY(-50%); }
.lb__next { right: 12px; top: 50%; transform: translateY(-50%); }

/* ---------- Документ (політика) ---------- */
.doc { max-width: 760px; }
.doc h2 { font-size: 1.45rem; margin: 2.4rem 0 .8rem; }
.doc p, .doc li { color: var(--ink-2); }
.doc p + p { margin-top: .8rem; }
.doc ul { padding-left: 1.2rem; display: grid; gap: .4rem; }
.doc a { color: var(--brand); text-decoration: underline; text-underline-offset: 3px; }
.doc__meta { color: var(--ink-3); font-size: .95rem; margin-bottom: 2rem; }

/* ---------- Поява під час прокрутки ---------- */
.js .rv { opacity: 0; transform: translateY(22px); transition: opacity .9s var(--ease), transform .9s var(--ease); transition-delay: var(--d, 0s); }
.js .rv.in { opacity: 1; transform: none; }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .001ms !important; animation-iteration-count: 1 !important; transition-duration: .001ms !important; }
  .js .rv { opacity: 1; transform: none; }
}

/* =====================================================================
   Мобільна версія (телефони до 600 px; цільовий екран 360-430 px)
   ===================================================================== */
.mbar { display: none; }
@media (max-width: 600px) {
  html, body { overflow-x: clip; }
  body { font-size: 16px; padding-bottom: calc(76px + env(safe-area-inset-bottom)); }
  .sec { padding: 56px 0; }
  .sec__head { margin-bottom: 1.8rem; gap: .9rem; }
  .sec__num { margin-bottom: .8rem; }
  .sec__num b, .sec__num .eyebrow { font-size: .82rem; }
  h1 { font-size: 2.35rem; }
  h2 { font-size: 1.85rem; }
  .lead { font-size: 1.02rem; }

  /* Шапка: більші зони натискання для мов */
  .nav__end { gap: .6rem; }
  .lang a, .lang span { display: inline-grid; place-items: center; min-width: 36px; height: 32px; padding: 0 .5rem; }
  .mnav a.mnav__link { font-size: 1.45rem; padding: .7rem 0; }

  /* Перший екран: кнопки на всю ширину, фото нижче */
  .hero { padding: 24px 0 40px; }
  .hero__text .eyebrow { margin-bottom: 1rem; font-size: .72rem; }
  .hero h1 { margin-bottom: 1.1rem; }
  .hero .lead { margin-bottom: 1.6rem; }
  .hero .actions { display: grid; grid-template-columns: 1fr; gap: .6rem; }
  .hero .actions .btn { width: 100%; }
  .hero__trust { margin-top: 1.8rem; padding-top: 1.2rem; }
  .hero__trust ul { gap: .45rem 1.2rem; }
  .hero__trust li { font-size: 1rem; }
  .hero__grid { gap: 2rem; }
  .hero__photo { aspect-ratio: 4 / 3.2; margin-left: 0; }
  .hero .steps-art { display: none; }
  .hero__badge { font-size: .8rem; padding: .45rem .8rem .45rem .5rem; }

  /* Цифри */
  .stat { padding: 1.2rem .9rem; }
  .stat__n { font-size: 2.3rem; }
  .stat__t { font-size: .92rem; margin-top: .5rem; }
  .stat__s { font-size: .82rem; }

  /* Системи: вкладки під палець, блок не стрибає по висоті під час перемикання */
  .sys { gap: 1rem; }
  .sys__tabs { gap: .4rem; scroll-snap-type: x proximity; }
  .sys__tab { padding: .7rem .95rem; font-size: .92rem; gap: .6rem; scroll-snap-align: start; }
  .sys__draw { padding: .6rem; }
  .sys__info { display: grid; padding: 1.3rem 1.2rem 1.4rem; }
  .sys__pane, .sys__pane[hidden] { display: block; grid-area: 1 / 1; }
  .sys__pane[hidden] { visibility: hidden; pointer-events: none; }
  .sys__foot { grid-area: 2 / 1; padding-top: 1.2rem; }
  .sys__pane h3 { font-size: 1.4rem; }
  .sys__pane p { font-size: .95rem; }
  .ticks li { font-size: .92rem; }

  /* Послуги */
  .svc__item { padding: 1.4rem 1.2rem; gap: .6rem; }
  .svc__ico { width: 44px; height: 44px; margin-bottom: .2rem; }
  .svc__ico svg { width: 22px; height: 22px; }
  .svc__item p { font-size: .94rem; }
  .svc__list li { font-size: .78rem; padding: .28rem .65rem; }

  /* Об'єкти: стрічка, яку гортають пальцем, замість стовпчика з 7 карток */
  .filters { flex-wrap: nowrap; overflow-x: auto; scrollbar-width: none; margin: 0 calc(var(--gutter) * -1) 1.2rem; padding: 0 var(--gutter) .2rem; }
  .filters::-webkit-scrollbar { display: none; }
  .chip { flex: none; height: 40px; font-size: .88rem; }
  .objs { display: flex; gap: .8rem; overflow-x: auto; scroll-snap-type: x mandatory; scrollbar-width: none; margin: 0 calc(var(--gutter) * -1); padding: 0 var(--gutter) .4rem; scroll-padding: 0 var(--gutter); }
  .objs::-webkit-scrollbar { display: none; }
  .objs.is-drift { scroll-snap-type: none; }
  .obj { flex: 0 0 84%; scroll-snap-align: start; }
  .obj.is-hidden { display: none; }
  .obj__img { aspect-ratio: 4 / 4.6; }
  .obj__body { padding: 3.5rem 1.1rem 1.1rem; }
  .obj__body h3 { font-size: 1.15rem; }
  .obj__body p { font-size: .84rem; }
  .obj--cta { min-height: 0; padding: 1.4rem 1.2rem; }
  .obj--cta .steps-art { display: none; }
  .objs__more { margin-top: 1.4rem; }

  /* Приватні будинки */
  .home .actions { display: grid; grid-template-columns: 1fr; gap: .6rem; }
  .home .actions .btn { width: 100%; }
  .mosaic { gap: .5rem; grid-auto-rows: 72px; }

  /* Кроки: компактні картки */
  .flow { gap: .7rem; }
  .flow__step { padding: 1.1rem 1.2rem 1.15rem; }
  .flow__step::before { margin-bottom: 1.15rem; font-size: .8rem; }
  .flow__step::after { top: 2.55rem; left: 1.2rem; right: 1.2rem; }
  .flow__step h3 { font-size: 1.08rem; margin-bottom: .35rem; }
  .flow__step p { font-size: .92rem; }

  /* Спецтехніка: список дублює підписи на фото, на телефоні ховаємо його */
  .fleet { gap: 1.6rem; }
  .fleet__list { display: none; }
  .fleet .btn { width: 100%; margin-top: 1.4rem; }
  .fleet__grid { gap: .5rem; }
  .fleet__grid figure { aspect-ratio: 1 / 1; border-radius: 12px; }
  .fleet__grid figure::after { content: ""; position: absolute; inset: auto 0 0 0; height: 45%; background: linear-gradient(180deg, transparent, rgba(8, 14, 28, .55)); pointer-events: none; }
  .fleet__name { left: .45rem; top: .45rem; width: fit-content; max-width: calc(100% - .9rem); font-size: .72rem; line-height: 1.25; padding: .28rem .55rem; border-radius: 10px; }
  .fleet__grid figcaption { z-index: 1; left: .45rem; right: .45rem; bottom: .35rem; max-width: none; font-size: .56rem; }

  /* Партнери */
  .partner:has(img) { min-height: 128px; padding: 1.1rem .7rem; gap: .6rem; }
  .partner img { height: 54px; }
  .partner span { font-size: .78rem; }

  /* Контакти */
  .contact .actions { display: grid; grid-template-columns: 1fr; gap: .6rem; }
  .contact .actions .btn { width: 100%; }
  .contact h2 { font-size: 1.7rem; }

  /* Підвал: дві колонки посилань */
  .foot { margin-top: 56px; padding: 2.4rem 0 1.6rem; font-size: .92rem; }
  .foot__grid { grid-template-columns: 1fr 1fr; gap: 1.8rem 1.2rem; }
  .foot__grid > :first-child, .foot__grid > :last-child { grid-column: 1 / -1; }
  .foot__logo { height: 54px; }
  .foot__col { gap: .6rem; }
  .foot__legal { margin-top: 2rem; flex-direction: column; gap: .5rem; }

  /* Сторінка фото робіт */
  .phero h1 { font-size: 2.1rem; }
  .gal { gap: .5rem; }
  .gal .cap { opacity: 1; transform: none; font-size: .72rem; padding: .25rem .5rem; }
  .objline h3 { font-size: 1.4rem; }

  /* Панель дзвінка внизу екрана */
  .mbar {
    display: grid; grid-template-columns: 1.4fr 1fr; gap: .5rem;
    position: fixed; left: 0; right: 0; bottom: 0; z-index: 45;
    padding: .6rem var(--gutter) calc(.6rem + env(safe-area-inset-bottom));
    background: rgba(255, 255, 255, .94); -webkit-backdrop-filter: blur(14px); backdrop-filter: blur(14px);
    border-top: 1px solid var(--line); box-shadow: 0 -8px 24px -18px rgba(11, 20, 36, .35);
  }
  .mbar .btn { --h: 50px; width: 100%; padding: 0 1rem; font-size: .95rem; }
  .mbar .btn svg { width: 17px; height: 17px; }
  .nav.is-open ~ .mbar { display: none; }
}
@media (max-width: 360px) {
  h1 { font-size: 2.1rem; }
  .obj { flex-basis: 88%; }
  .mbar { grid-template-columns: 1fr 1fr; }
}