/* ==========================================================
   Костанайский Котельный Завод — стили лендинга
   Палитра из презентации: тёмно-синий + медный акцент
   ========================================================== */
:root {
  --navy-950: #0a1020;
  --navy-900: #0f172b;
  --navy-850: #131d36;
  --navy-800: #1a2542;
  --navy-700: #24325a;
  --navy-600: #33447a;
  --copper: #c2572b;
  --copper-600: #a9461d;
  --copper-300: #e9875a;
  --copper-100: #fbe9df;
  --ink: #111a2e;
  --text: #2b3550;
  --muted: #64708c;
  --line: #e2e6ef;
  --mist: #f2f4f9;
  --white: #fff;
  --on-dark: #e8ecf6;
  --on-dark-muted: #9aa6c4;

  --r-sm: 10px;
  --r: 16px;
  --r-lg: 24px;
  --shadow-sm: 0 1px 2px rgba(15, 23, 43, .06), 0 2px 8px rgba(15, 23, 43, .05);
  --shadow: 0 10px 30px -10px rgba(15, 23, 43, .18), 0 4px 12px -4px rgba(15, 23, 43, .08);
  --shadow-lg: 0 30px 60px -20px rgba(10, 16, 32, .45);
  --ease: cubic-bezier(.2, .7, .2, 1);

  --f-head: 'Unbounded', 'Manrope', system-ui, sans-serif;
  --f-body: 'Manrope', system-ui, -apple-system, 'Segoe UI', sans-serif;
  --header-h: 76px;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: calc(var(--header-h) + 8px); -webkit-text-size-adjust: 100%; }
html.no-scroll { overflow: hidden; }
body {
  margin: 0; font-family: var(--f-body); font-size: 16px; line-height: 1.6;
  color: var(--text); background: var(--navy-900); -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button { font: inherit; color: inherit; background: none; border: 0; padding: 0; cursor: pointer; }
h1, h2, h3, h4, h5 { margin: 0; color: var(--ink); line-height: 1.15; }
p { margin: 0; }
[v-cloak] { display: none; }
:focus-visible { outline: 2px solid var(--copper-300); outline-offset: 3px; border-radius: 6px; }
.ico { flex: none; }

.container { width: 100%; max-width: 1240px; margin: 0 auto; padding: 0 24px; }
@media (max-width: 640px) { .container { padding: 0 16px; } }

/* ---------- buttons ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 10px;
  height: 48px; padding: 0 22px; border-radius: 999px; font-weight: 700; font-size: 15px;
  letter-spacing: .01em; white-space: nowrap; transition: transform .25s var(--ease), box-shadow .25s, background .25s, color .25s, border-color .25s;
}
.btn--sm { height: 40px; padding: 0 18px; font-size: 14px; }
.btn--lg { height: 56px; padding: 0 28px; font-size: 16px; }
.btn--block { width: 100%; }
.btn--primary {
  color: #fff; background: linear-gradient(135deg, var(--copper-300), var(--copper) 55%, var(--copper-600));
  box-shadow: 0 10px 24px -10px rgba(194, 87, 43, .8), inset 0 1px 0 rgba(255,255,255,.25);
}
.btn--primary:hover { transform: translateY(-2px); box-shadow: 0 16px 30px -12px rgba(194, 87, 43, .9), inset 0 1px 0 rgba(255,255,255,.25); }
.btn--primary:disabled { opacity: .7; cursor: progress; transform: none; }
.btn--ghost { color: #fff; border: 1.5px solid rgba(255,255,255,.22); background: rgba(255,255,255,.04); backdrop-filter: blur(6px); }
.btn--ghost:hover { border-color: rgba(255,255,255,.5); background: rgba(255,255,255,.08); }
.btn--outline { color: var(--ink); border: 1.5px solid var(--line); background: #fff; }
.btn--outline:hover { border-color: var(--copper); color: var(--copper); }
.link { color: var(--copper-300); font-weight: 700; font-size: 14px; }
.link:hover { text-decoration: underline; }

/* ---------- reveal ---------- */
.reveal { opacity: 0; transform: translateY(26px); transition: opacity .8s var(--ease), transform .8s var(--ease); }
.reveal.is-in { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; transition: none; }
  * { animation: none !important; scroll-behavior: auto !important; }
}

/* ---------- logo ---------- */
.logo {
  display: inline-flex; align-items: center; background: #fff; border-radius: 14px; padding: 4px 10px;
  box-shadow: 0 6px 18px -8px rgba(0,0,0,.4); transition: transform .3s var(--ease);
}
.logo:hover { transform: translateY(-1px); }
.logo img { height: 46px; width: auto; }
.logo--sm img { height: 52px; }

/* ---------- header ---------- */
.header {
  position: fixed; inset: 0 0 auto; z-index: 50; height: var(--header-h);
  transition: background .35s, box-shadow .35s, backdrop-filter .35s;
}
.header--solid { background: rgba(10, 16, 32, .82); backdrop-filter: saturate(160%) blur(14px); box-shadow: 0 1px 0 rgba(255,255,255,.06); }
.header__row { height: 100%; display: flex; align-items: center; gap: 28px; }
.header__nav { display: flex; gap: 4px; margin: 0 auto; }
.header__nav a {
  position: relative; color: var(--on-dark); font-weight: 600; font-size: 14.5px; padding: 8px 12px; border-radius: 999px;
  opacity: .82; transition: opacity .2s, background .2s;
}
.header__nav a:hover { opacity: 1; background: rgba(255,255,255,.06); }
.header__nav a.active { opacity: 1; color: #fff; }
.header__nav a.active::after {
  content: ''; position: absolute; left: 50%; bottom: 1px; width: 16px; height: 2px; margin-left: -8px;
  border-radius: 2px; background: var(--copper-300);
}
.header__actions { display: flex; align-items: center; gap: 14px; }
.header__phone { display: inline-flex; align-items: center; gap: 8px; color: #fff; font-weight: 700; font-size: 15px; white-space: nowrap; }
.header__phone .ico { color: var(--copper-300); }
.burger { display: none; width: 44px; height: 44px; border-radius: 12px; color: #fff; align-items: center; justify-content: center; background: rgba(255,255,255,.07); }

.mnav { position: fixed; top: var(--header-h); inset-inline: 0; bottom: 0; background: var(--navy-950); overflow: auto; padding: 16px 0 32px; }
.mnav a:not(.btn) {
  display: flex; align-items: center; gap: 16px; padding: 18px 4px; color: #fff; font-family: var(--f-head); font-size: 20px;
  border-bottom: 1px solid rgba(255,255,255,.08);
}
.mnav a .ico { margin-left: auto; color: var(--copper-300); }
.mnav__num { font-family: var(--f-body); font-size: 13px; color: var(--on-dark-muted); font-weight: 700; }
.mnav .btn { margin-top: 24px; }
.drop-enter-active, .drop-leave-active { transition: opacity .3s, transform .3s var(--ease); }
.drop-enter-from, .drop-leave-to { opacity: 0; transform: translateY(-10px); }

@media (max-width: 1180px) { .header__nav { display: none; } .burger { display: inline-flex; } .header__actions { margin-left: auto; } }
@media (max-width: 720px) { .header__phone, .header__cta { display: none; } :root { --header-h: 68px; } .logo img { height: 40px; } }

/* ---------- hero ---------- */
.hero {
  position: relative; overflow: hidden; color: var(--on-dark);
  padding: calc(var(--header-h) + 56px) 0 56px;
  background: radial-gradient(1200px 600px at 85% 10%, #1d2a4d 0%, transparent 60%), linear-gradient(180deg, var(--navy-950), var(--navy-900));
}
.hero__bg { position: absolute; inset: 0; pointer-events: none; }
.hero__grid {
  position: absolute; inset: 0; opacity: .5;
  background-image: linear-gradient(rgba(255,255,255,.045) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.045) 1px, transparent 1px);
  background-size: 56px 56px; mask-image: radial-gradient(ellipse at 30% 40%, #000 20%, transparent 70%);
}
.hero__glow {
  position: absolute; width: 720px; height: 720px; left: -200px; bottom: -380px; border-radius: 50%;
  background: radial-gradient(circle, rgba(194,87,43,.35), transparent 65%); filter: blur(20px);
  animation: glow 8s ease-in-out infinite alternate;
}
@keyframes glow { to { transform: translate(80px, -40px) scale(1.1); opacity: .7; } }
.ember {
  position: absolute; bottom: -10px; left: calc(var(--i) * 7%); width: 4px; height: 4px; border-radius: 50%;
  background: var(--copper-300); box-shadow: 0 0 10px 2px rgba(233,135,90,.6); opacity: 0;
  animation: rise calc(7s + var(--i) * .45s) linear infinite; animation-delay: calc(var(--i) * -.9s);
}
@keyframes rise {
  0% { transform: translate(0, 0); opacity: 0; }
  10% { opacity: .9; }
  100% { transform: translate(calc((var(--i) - 7) * 6px), -95vh); opacity: 0; }
}

.hero__inner { position: relative; display: grid; grid-template-columns: 1.1fr .9fr; gap: 56px; align-items: center; }
.chips { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 26px; }
.chip {
  display: inline-flex; align-items: center; gap: 8px; padding: 7px 14px; border-radius: 999px; font-size: 13px; font-weight: 700;
  color: var(--on-dark); background: rgba(255,255,255,.06); border: 1px solid rgba(255,255,255,.1);
}
.chip .dot { width: 7px; height: 7px; border-radius: 50%; background: #3fd28b; box-shadow: 0 0 0 4px rgba(63,210,139,.18); }
.hero__title {
  font-family: var(--f-head); font-weight: 700; color: #fff; letter-spacing: -.02em;
  font-size: clamp(34px, 5.2vw, 66px); line-height: 1.04;
}
.hero__brand {
  display: inline-block; vertical-align: top; margin: .35em .35em 0 0; padding: 4px 10px; border-radius: 8px;
  font-size: .26em; letter-spacing: .1em; color: var(--copper-300); border: 1px solid rgba(233,135,90,.4);
}
.hero__tagline {
  margin-top: 22px; font-size: clamp(18px, 2vw, 22px); font-weight: 700;
  background: linear-gradient(90deg, var(--copper-300), #f4b28c); -webkit-background-clip: text; background-clip: text; color: transparent;
}
.hero__lead { margin-top: 14px; max-width: 560px; font-size: 17px; color: var(--on-dark-muted); }
.hero__cta { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 34px; }
.hero__phone { display: inline-flex; align-items: center; gap: 14px; margin-top: 30px; color: #fff; font-size: 22px; font-weight: 800; letter-spacing: .01em; }
.hero__phone small { display: block; font-size: 13px; font-weight: 600; color: var(--on-dark-muted); letter-spacing: 0; }
.hero__phone-ico {
  width: 48px; height: 48px; border-radius: 50%; display: grid; place-items: center; color: #fff; flex: none;
  background: rgba(194,87,43,.18); border: 1px solid rgba(233,135,90,.4); position: relative;
}
.hero__phone-ico::after { content: ''; position: absolute; inset: -1px; border-radius: 50%; border: 1px solid var(--copper-300); animation: ping 2.4s var(--ease) infinite; }
@keyframes ping { 0% { transform: scale(1); opacity: .8; } 100% { transform: scale(1.6); opacity: 0; } }

.hero__media { position: relative; }
.hero__frame {
  position: relative; border-radius: 28px; overflow: hidden; aspect-ratio: 4 / 5; max-height: 640px;
  box-shadow: var(--shadow-lg); border: 1px solid rgba(255,255,255,.08);
}
.hero__frame img { width: 100%; height: 100%; object-fit: cover; transform: scale(1.04); animation: kenburns 18s ease-in-out infinite alternate; }
@keyframes kenburns { to { transform: scale(1.12) translate(-1.5%, -1%); } }
.hero__shade { position: absolute; inset: 0; background: linear-gradient(180deg, transparent 50%, rgba(10,16,32,.55)); }
.float {
  position: absolute; display: flex; align-items: center; gap: 12px; padding: 14px 18px; border-radius: 18px;
  background: rgba(255,255,255,.96); box-shadow: var(--shadow-lg); color: var(--ink); animation: bob 6s ease-in-out infinite;
}
.float b { display: block; font-family: var(--f-head); font-size: 17px; font-weight: 600; }
.float small { display: block; font-size: 12.5px; color: var(--muted); font-weight: 600; }
.float--a { left: -36px; bottom: 90px; }
.float--b { right: -20px; top: 40px; animation-delay: -3s; background: rgba(19,29,54,.9); color: #fff; backdrop-filter: blur(10px); border: 1px solid rgba(255,255,255,.1); }
.float--b small { color: var(--on-dark-muted); }
.float__ico { width: 42px; height: 42px; border-radius: 12px; display: grid; place-items: center; color: #fff; background: linear-gradient(135deg, var(--copper-300), var(--copper-600)); }
.float__ico--light { background: rgba(255,255,255,.1); color: var(--copper-300); }
@keyframes bob { 50% { transform: translateY(-10px); } }

.stats {
  position: relative; margin-top: 64px; display: grid; grid-template-columns: repeat(4, 1fr);
  border-radius: var(--r-lg); overflow: hidden; border: 1px solid rgba(255,255,255,.08);
  background: rgba(255,255,255,.03); backdrop-filter: blur(8px);
}
.stat { padding: 28px 28px 26px; border-right: 1px solid rgba(255,255,255,.08); }
.stat:last-child { border-right: 0; }
.stat__val { font-family: var(--f-head); font-size: clamp(30px, 3.4vw, 44px); font-weight: 600; color: #fff; line-height: 1; }
.stat__label { margin-top: 12px; font-weight: 700; color: var(--on-dark); }
.stat__hint { font-size: 13.5px; color: var(--on-dark-muted); }
.stat--accent { background: linear-gradient(135deg, rgba(194,87,43,.28), rgba(194,87,43,.06)); }
.stat--accent .stat__val { color: var(--copper-300); }

@media (max-width: 1024px) {
  .hero__inner { grid-template-columns: 1fr; gap: 48px; }
  .hero__media { max-width: 560px; }
  .float--a { left: 12px; } .float--b { right: 12px; }
  .stats { grid-template-columns: repeat(2, 1fr); }
  .stat:nth-child(2) { border-right: 0; }
  .stat:nth-child(-n+2) { border-bottom: 1px solid rgba(255,255,255,.08); }
}
@media (max-width: 520px) {
  .hero { padding-top: calc(var(--header-h) + 32px); }
  .hero__cta .btn { width: 100%; }
  .hero__phone { font-size: 19px; }
  .float { padding: 10px 14px; } .float b { font-size: 14px; } .float small { font-size: 11px; }
  .float__ico { width: 34px; height: 34px; }
  .stat { padding: 20px 16px; }
  .stat__val { font-size: 28px; }
  .stat__label { font-size: 14px; line-height: 1.35; }
  .stat__hint { font-size: 12.5px; line-height: 1.4; margin-top: 4px; }
}

/* ---------- ribbon ---------- */
.ribbon { display: flex; align-items: stretch; background: var(--copper); color: #fff; overflow: hidden; }
.ribbon__label {
  flex: none; display: flex; align-items: center; padding: 0 22px; font-size: 12px; font-weight: 800; letter-spacing: .14em;
  text-transform: uppercase; background: var(--copper-600); position: relative; z-index: 1;
}
.ribbon__track { overflow: hidden; flex: 1; mask-image: linear-gradient(90deg, transparent, #000 6%, #000 94%, transparent); }
.ribbon__move { display: flex; width: max-content; animation: marquee 40s linear infinite; padding: 16px 0; }
.ribbon__move span { display: inline-flex; align-items: center; gap: 28px; padding-right: 28px; font-weight: 700; font-size: 16px; white-space: nowrap; }
.ribbon__move i { font-style: normal; opacity: .55; font-size: 12px; }
@keyframes marquee { to { transform: translateX(-33.333%); } }
@media (max-width: 640px) { .ribbon__label { display: none; } }

/* ---------- sections ---------- */
.section { position: relative; padding: 112px 0; }
.section--light { background: var(--white); }
.section--mist { background: var(--mist); }
.section--dark { background: var(--navy-900); color: var(--on-dark); }
@media (max-width: 720px) { .section { padding: 72px 0; } }

.shead { max-width: 720px; margin-bottom: 48px; }
.shead--center { margin-inline: auto; text-align: center; }
.eyebrow {
  display: inline-flex; align-items: center; gap: 10px; font-size: 12.5px; font-weight: 800; letter-spacing: .16em;
  text-transform: uppercase; color: var(--copper);
}
.eyebrow::before { content: ''; width: 26px; height: 2px; border-radius: 2px; background: currentColor; }
.eyebrow--light { color: var(--copper-300); }
.shead__title { margin-top: 14px; font-family: var(--f-head); font-weight: 600; font-size: clamp(28px, 3.6vw, 46px); letter-spacing: -.02em; }
.shead__title.light, .shead--light .shead__title { color: #fff; }
.shead__lead { margin-top: 18px; font-size: 17px; color: var(--muted); }
.shead--light .shead__lead { color: var(--on-dark-muted); }

/* ---------- about ---------- */
.about { display: grid; grid-template-columns: 1.35fr .9fr; gap: 64px; align-items: start; }
.about__list { display: grid; gap: 14px; }
.feat {
  position: relative; display: flex; gap: 20px; padding: 22px 24px; border-radius: var(--r); border: 1px solid var(--line); background: #fff;
  transition: border-color .3s, box-shadow .3s, transform .3s var(--ease);
}
.feat:hover { border-color: transparent; box-shadow: var(--shadow); transform: translateX(4px); }
.feat__ico { flex: none; width: 52px; height: 52px; border-radius: 14px; display: grid; place-items: center; color: var(--copper); background: var(--copper-100); }
.feat h3 { font-size: 18px; font-weight: 800; font-family: var(--f-body); }
.feat p { margin-top: 4px; color: var(--muted); }
.feat__num { position: absolute; right: 22px; top: 18px; font-family: var(--f-head); font-size: 13px; color: #c9cfdd; }

.about__aside { position: sticky; top: calc(var(--header-h) + 24px); display: grid; gap: 16px; }
.panel { padding: 26px; border-radius: var(--r-lg); background: linear-gradient(160deg, var(--navy-800), var(--navy-950)); color: #fff; box-shadow: var(--shadow-lg); }
.panel .eyebrow { margin-bottom: 14px; }
.panel__item {
  width: 100%; display: flex; align-items: center; gap: 14px; padding: 14px 12px; border-radius: 12px; text-align: left;
  border-bottom: 1px solid rgba(255,255,255,.07); transition: background .2s;
}
.panel__item:last-child { border-bottom: 0; }
.panel__item:hover { background: rgba(255,255,255,.06); }
.panel__item:hover .ico { transform: translateX(4px); color: var(--copper-300); }
.panel__item .ico { margin-left: auto; color: var(--on-dark-muted); transition: transform .25s, color .25s; }
.panel__code {
  flex: none; min-width: 60px; padding: 4px 8px; border-radius: 8px; text-align: center; font-family: var(--f-head); font-size: 12px; font-weight: 600;
  color: var(--copper-300); background: rgba(194,87,43,.14); border: 1px solid rgba(233,135,90,.25);
}
.panel__title { font-weight: 700; }
.regions { padding: 22px 26px; border-radius: var(--r-lg); background: var(--mist); }
.regions ul { list-style: none; margin: 14px 0 0; padding: 0; display: grid; gap: 10px; }
.regions li { display: flex; align-items: center; gap: 10px; font-weight: 700; color: var(--ink); }
.regions .ico { color: var(--copper); }
@media (max-width: 1024px) { .about { grid-template-columns: 1fr; gap: 40px; } .about__aside { position: static; } }

/* ---------- catalog ---------- */
.catalog__head { display: flex; align-items: flex-end; justify-content: space-between; gap: 32px; flex-wrap: wrap; margin-bottom: 40px; }
.catalog__head .shead { margin-bottom: 0; }
.tabs { display: flex; gap: 6px; flex-wrap: wrap; padding: 6px; border-radius: 999px; background: #fff; box-shadow: var(--shadow-sm); }
.tabs button { padding: 10px 16px; border-radius: 999px; font-weight: 700; font-size: 14px; color: var(--muted); transition: background .25s, color .25s; }
.tabs button sup { margin-left: 4px; font-size: 11px; opacity: .7; }
.tabs button:hover { color: var(--ink); }
.tabs button.active { background: var(--navy-800); color: #fff; }
.catalog__grid { position: relative; display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
@media (max-width: 1080px) { .catalog__grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 680px) { .catalog__grid { grid-template-columns: 1fr; } }
@media (min-width: 681px) {
  .catalog__grid .pcard--wide { grid-column: 1 / -1; flex-direction: row; }
  .catalog__grid .pcard--wide .pcard__media { flex: 0 0 50%; aspect-ratio: auto; min-height: 420px; }
  .catalog__grid .pcard--wide .pcard__body { border-top: 0; border-left: 1px solid var(--line); padding: 36px 40px; justify-content: center; }
  .catalog__grid .pcard--wide .pcard__title { font-size: 30px; }
  .catalog__grid .pcard--wide .pcard__short { font-size: 16.5px; }
  .catalog__grid .pcard--wide .pcard__more { margin-top: 0; }
}
.grid-move, .grid-enter-active, .grid-leave-active { transition: all .5s var(--ease); }
.grid-enter-from, .grid-leave-to { opacity: 0; transform: scale(.96) translateY(14px); }
.grid-leave-active { position: absolute; }

.pcard {
  display: flex; flex-direction: column; border-radius: var(--r-lg); background: #fff; overflow: hidden; cursor: pointer;
  border: 1px solid var(--line); box-shadow: var(--shadow-sm); transition: transform .4s var(--ease), box-shadow .4s, border-color .4s;
}
.pcard:hover { transform: translateY(-6px); box-shadow: var(--shadow); border-color: transparent; }
.pcard__media { position: relative; aspect-ratio: 4 / 3; overflow: hidden; background: #fff; }
.pcard__media img { width: 100%; height: 100%; transition: transform .7s var(--ease); }
.fit-contain img, img.fit-contain { object-fit: contain; padding: 22px; mix-blend-mode: multiply; }
.fit-cover img, img.fit-cover { object-fit: cover; }
.pcard__media.fit-contain { background: radial-gradient(circle at 50% 60%, #fff, #eef1f6); }
.pcard:hover .pcard__media img { transform: scale(1.05); }
.pcard__num {
  position: absolute; left: 14px; top: 14px; padding: 6px 12px; border-radius: 999px; font-size: 11px; font-weight: 800;
  letter-spacing: .12em; text-transform: uppercase; color: #fff; background: rgba(15,23,43,.82); backdrop-filter: blur(6px);
}
.pcard__fuel {
  position: absolute; right: 14px; top: 14px; padding: 6px 12px; border-radius: 999px; font-size: 12px; font-weight: 700;
  color: var(--copper-600); background: rgba(251,233,223,.95);
}
.pcard__body { flex: 1; display: flex; flex-direction: column; padding: 22px 24px 24px; border-top: 1px solid var(--line); }
.pcard__code { font-family: var(--f-head); font-size: 13px; font-weight: 600; color: var(--copper); letter-spacing: .04em; }
.pcard__title { margin-top: 6px; font-family: var(--f-head); font-weight: 600; font-size: 22px; letter-spacing: -.01em; }
.pcard__type { margin-top: 6px; font-size: 14px; font-weight: 700; color: var(--navy-600); }
.pcard__short { margin-top: 10px; color: var(--muted); font-size: 15px; }
.pcard__metrics { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; margin-top: 18px; }
.pcard__metrics div { padding: 12px 14px; border-radius: 12px; background: var(--mist); }
.pcard__metrics b { display: block; font-size: 15px; color: var(--ink); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.pcard__metrics small { display: block; font-size: 12px; color: var(--muted); line-height: 1.35; margin-top: 2px; }
.pcard__more { margin-top: auto; padding-top: 20px; display: inline-flex; align-items: center; gap: 8px; font-weight: 800; color: var(--ink); font-size: 14.5px; }
.pcard__more .ico { color: var(--copper); transition: transform .3s var(--ease); }
.pcard:hover .pcard__more .ico { transform: translateX(6px); }

/* ---------- modal ---------- */
.modal {
  position: fixed; inset: 0; z-index: 100; display: grid; place-items: center; padding: 24px;
  background: rgba(6, 10, 22, .72); backdrop-filter: blur(8px);
}
.sheet {
  position: relative; width: 100%; max-width: 1140px; max-height: calc(100vh - 48px); max-height: calc(100dvh - 48px); overflow: auto;
  display: grid; grid-template-columns: 380px minmax(0, 1fr); border-radius: 28px; background: linear-gradient(90deg, var(--navy-900) 0 380px, #fff 380px); box-shadow: var(--shadow-lg); outline: none;
}
.sheet__close {
  position: absolute; right: 16px; top: 16px; z-index: 2; width: 44px; height: 44px; border-radius: 50%;
  display: grid; place-items: center; background: var(--mist); color: var(--ink); transition: background .2s, transform .3s;
}
.sheet__close:hover { background: var(--copper-100); transform: rotate(90deg); }
.sheet__side {
  position: sticky; top: 0; align-self: start; height: calc(100vh - 48px); height: calc(100dvh - 48px); max-height: 100%; display: flex; flex-direction: column; align-items: center;
  padding: 32px 28px; text-align: center; color: #fff; background: linear-gradient(170deg, var(--navy-800), var(--navy-950));
}
.badge {
  padding: 8px 16px; border-radius: 10px; font-size: 12px; font-weight: 800; letter-spacing: .16em; text-transform: uppercase;
  color: var(--copper-300); border: 1px solid rgba(233,135,90,.5);
}
.sheet__img { width: 100%; aspect-ratio: 4 / 5; margin-top: 24px; border-radius: 18px; overflow: hidden; background: #fff; }
.sheet__img img { width: 100%; height: 100%; }
.sheet__type { margin-top: 22px; font-size: 16px; font-weight: 700; color: var(--on-dark); }
.sheet__code { margin-top: 10px; font-family: var(--f-head); font-size: 34px; font-weight: 700; color: var(--copper-300); }
.sheet__nav { margin-top: auto; padding-top: 24px; display: flex; align-items: center; gap: 16px; color: var(--on-dark-muted); font-weight: 700; font-size: 14px; }
.sheet__nav button { width: 40px; height: 40px; border-radius: 50%; display: grid; place-items: center; border: 1px solid rgba(255,255,255,.18); color: #fff; transition: background .2s; }
.sheet__nav button:hover { background: rgba(255,255,255,.1); }
.sheet__main { padding: 40px 44px 40px; }
.sheet__kicker { display: inline-block; padding: 5px 12px; border-radius: 999px; font-size: 12.5px; font-weight: 800; color: var(--copper-600); background: var(--copper-100); }
.sheet__title { margin-top: 14px; padding-right: 48px; font-family: var(--f-head); font-weight: 600; font-size: clamp(26px, 3vw, 38px); letter-spacing: -.02em; }
.sheet__desc { margin-top: 16px; font-size: 16.5px; color: var(--text); }
.sheet__metrics { display: grid; grid-template-columns: 1fr 1fr; margin-top: 26px; border-radius: 18px; overflow: hidden; background: var(--navy-800); }
.sheet__metrics div { padding: 20px 24px; }
.sheet__metrics div + div { border-left: 1px solid rgba(255,255,255,.08); }
.sheet__metrics b { display: block; font-family: var(--f-head); font-size: clamp(18px, 2.2vw, 24px); font-weight: 600; color: #fff; }
.sheet__metrics .accent b { color: var(--copper-300); }
.sheet__metrics small { color: var(--on-dark-muted); font-size: 13px; font-weight: 600; }
.spec { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; margin-top: 16px; }
.spec--wide { grid-template-columns: 1fr; }
.spec__col { padding: 20px 22px; border-radius: 16px; border: 1px solid var(--line); }
.spec h4 { display: flex; align-items: center; gap: 8px; font-size: 13px; font-weight: 800; letter-spacing: .12em; text-transform: uppercase; color: var(--navy-700); }
.spec h4 .ico { color: var(--copper); }
.spec ul { list-style: none; margin: 12px 0 0; padding: 0; display: grid; gap: 8px; }
.spec ul li { position: relative; padding-left: 20px; font-size: 15px; }
.spec ul li::before { content: ''; position: absolute; left: 2px; top: .6em; width: 8px; height: 8px; border-radius: 2px; transform: rotate(45deg); background: var(--copper); }
.steps-list { margin: 14px 0 0; padding: 0; list-style: none; counter-reset: s; display: grid; grid-template-columns: 1fr 1fr; gap: 10px 20px; }
.steps-list li { counter-increment: s; display: flex; gap: 12px; font-size: 15px; align-items: flex-start; }
.steps-list li::before {
  content: counter(s); flex: none; width: 26px; height: 26px; border-radius: 8px; display: grid; place-items: center;
  font-size: 12.5px; font-weight: 800; color: #fff; background: var(--navy-700);
}
.models { margin-top: 24px; }
.models h4 { font-size: 13px; font-weight: 800; letter-spacing: .12em; text-transform: uppercase; color: var(--navy-700); margin-bottom: 12px; }
.table-wrap { overflow-x: auto; border-radius: 14px; border: 1px solid var(--line); }
table { width: 100%; border-collapse: collapse; font-size: 15px; }
th { text-align: left; padding: 12px 18px; font-weight: 700; font-size: 13.5px; color: #fff; background: var(--navy-800); white-space: nowrap; }
td { padding: 11px 18px; border-top: 1px solid var(--line); white-space: nowrap; }
td:first-child { font-weight: 800; color: var(--ink); }
tbody tr:nth-child(even) { background: #f7f8fb; }
tbody tr:hover { background: var(--copper-100); }
.sheet__note { margin-top: 18px; font-size: 14px; font-style: italic; color: var(--muted); }
.sheet__cta { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 26px; }

.modal-enter-active, .modal-leave-active { transition: opacity .35s; }
.modal-enter-active .sheet, .modal-leave-active .sheet { transition: transform .45s var(--ease), opacity .35s; }
.modal-enter-from, .modal-leave-to { opacity: 0; }
.modal-enter-from .sheet, .modal-leave-to .sheet { transform: translateY(30px) scale(.97); opacity: 0; }

@media (max-width: 900px) {
  .modal { padding: 0; align-items: end; }
  .sheet { grid-template-columns: minmax(0, 1fr); max-height: 94vh; max-height: 94dvh; border-radius: 24px 24px 0 0; background: #fff; }
  .sheet__side { position: relative; height: auto; display: grid; grid-template-columns: 120px 1fr; text-align: left; gap: 4px 18px; padding: 24px 20px; align-items: center; }
  .sheet__side .badge { grid-column: 1 / -1; justify-self: start; }
  .sheet__img { grid-row: span 2; margin-top: 12px; }
  .sheet__type { margin-top: 12px; font-size: 14px; }
  .sheet__code { margin-top: 0; font-size: 26px; }
  .sheet__nav { grid-column: 1 / -1; padding-top: 14px; }
  .sheet__close { background: rgba(255,255,255,.15); color: #fff; }
  .sheet__main { padding: 26px 20px 32px; }
  .sheet__title { padding-right: 0; }
  .spec { grid-template-columns: 1fr; }
  .steps-list { grid-template-columns: 1fr; }
  .sheet__cta .btn { flex: 1 1 100%; }
}

/* ---------- calculator ---------- */
.calc-sec { background: radial-gradient(900px 500px at 100% 0, rgba(194,87,43,.18), transparent 60%), var(--navy-900); overflow: hidden; }
.calc { display: grid; grid-template-columns: .95fr 1.05fr; gap: 24px; }
.calc__input {
  padding: 32px; border-radius: var(--r-lg); background: rgba(255,255,255,.04); border: 1px solid rgba(255,255,255,.08);
}
.calc__label { display: block; font-size: 13px; font-weight: 800; letter-spacing: .12em; text-transform: uppercase; color: var(--on-dark-muted); }
.calc__value { display: flex; align-items: baseline; gap: 12px; margin: 10px 0 18px; }
.calc__value input {
  width: 100%; min-width: 0; font-family: var(--f-head); font-size: clamp(40px, 5vw, 60px); font-weight: 600; color: #fff;
  background: none; border: 0; border-bottom: 2px solid rgba(255,255,255,.15); padding: 0 0 6px; outline: none; -moz-appearance: textfield;
}
.calc__value input:focus { border-color: var(--copper-300); }
.calc__value input::-webkit-inner-spin-button { -webkit-appearance: none; }
.calc__value span { font-family: var(--f-head); font-size: 24px; color: var(--on-dark-muted); }
.range { -webkit-appearance: none; appearance: none; width: 100%; height: 8px; border-radius: 8px; outline: none;
  background: linear-gradient(90deg, var(--copper) var(--p), rgba(255,255,255,.12) var(--p)); }
.range::-webkit-slider-thumb { -webkit-appearance: none; width: 26px; height: 26px; border-radius: 50%; background: #fff; border: 6px solid var(--copper); cursor: grab; box-shadow: 0 4px 14px rgba(0,0,0,.4); }
.range::-moz-range-thumb { width: 18px; height: 18px; border-radius: 50%; background: #fff; border: 5px solid var(--copper); cursor: grab; }
.range__scale { display: flex; justify-content: space-between; margin-top: 10px; font-size: 12px; color: var(--on-dark-muted); font-weight: 600; }
.calc__fuel { margin-top: 28px; }
.seg { display: inline-flex; margin-top: 10px; padding: 5px; border-radius: 999px; background: rgba(255,255,255,.06); }
.seg button { padding: 9px 18px; border-radius: 999px; font-weight: 700; font-size: 14px; color: var(--on-dark-muted); transition: background .2s, color .2s; }
.seg button.active { background: #fff; color: var(--ink); }
.calc__load {
  display: flex; align-items: center; gap: 16px; margin-top: 28px; padding: 18px 20px; border-radius: 16px;
  background: linear-gradient(135deg, rgba(194,87,43,.3), rgba(194,87,43,.08)); border: 1px solid rgba(233,135,90,.3);
}
.calc__load .ico { color: var(--copper-300); }
.calc__load small { display: block; font-size: 13px; color: var(--on-dark-muted); font-weight: 600; }
.calc__load b { font-family: var(--f-head); font-size: 26px; color: #fff; font-weight: 600; margin-right: 8px; }
.calc__load span { color: var(--on-dark-muted); font-weight: 700; }
.calc__hint { margin-top: 14px; font-size: 13px; color: var(--on-dark-muted); }
.calc__results { display: grid; gap: 14px; align-content: start; }
.res {
  display: grid; grid-template-columns: 1.1fr 1fr auto; align-items: center; gap: 18px; padding: 18px 20px; border-radius: 20px;
  background: #fff; color: var(--text); box-shadow: var(--shadow); transition: transform .3s var(--ease);
}
.res:hover { transform: translateY(-3px); }
.res__head { display: flex; align-items: center; gap: 14px; min-width: 0; }
.res__head img { width: 72px; height: 72px; flex: none; object-fit: contain; border-radius: 12px; background: var(--mist); padding: 6px; }
.res__code { font-family: var(--f-head); font-size: 12px; color: var(--copper); font-weight: 600; }
.res__title { font-weight: 800; color: var(--ink); line-height: 1.25; }
.res__fuel { font-size: 13px; color: var(--muted); }
.res__pick { padding-left: 18px; border-left: 2px solid var(--copper-100); }
.res__pick small { display: block; font-size: 12px; color: var(--muted); font-weight: 600; line-height: 1.3; }
.res__pick b { display: block; font-family: var(--f-head); font-size: 20px; font-weight: 600; color: var(--ink); margin: 2px 0; }
.res__pick span { font-size: 13.5px; color: var(--navy-600); font-weight: 700; }
.res__pick--over b { font-size: 16px; color: var(--copper-600); }
.res__actions { display: flex; flex-direction: column; align-items: flex-end; gap: 8px; }
.res__actions .link { color: var(--copper); }
@media (max-width: 1024px) { .calc { grid-template-columns: 1fr; } }
@media (max-width: 640px) {
  .calc__input { padding: 22px 18px; }
  .res { grid-template-columns: 1fr; gap: 14px; }
  .res__pick { padding-left: 14px; }
  .res__actions { flex-direction: row; justify-content: space-between; align-items: center; }
  .range__scale span:nth-child(2), .range__scale span:nth-child(4) { display: none; }
}

/* ---------- flue path ---------- */
.flue { display: flex; align-items: stretch; justify-content: center; }
.flue__node {
  position: relative; flex: 1 1 0; min-width: 0; display: flex; flex-direction: column; align-items: center; text-align: center; gap: 6px;
  padding: 22px 14px 20px; border-radius: 20px; background: #fff; border: 1px solid var(--line); transition: transform .35s var(--ease), box-shadow .35s, border-color .35s;
}
.flue__node.is-link:hover { transform: translateY(-6px); box-shadow: var(--shadow); border-color: var(--copper-300); }
.flue__node.is-ext { cursor: default; background: var(--mist); border-style: dashed; }
.flue__step {
  position: absolute; top: -13px; left: 50%; margin-left: -13px; width: 26px; height: 26px; border-radius: 50%; display: grid; place-items: center;
  font-size: 12px; font-weight: 800; color: #fff; background: var(--copper); box-shadow: 0 0 0 5px #fff;
}
.flue__img { width: 100%; max-width: 130px; aspect-ratio: 1; border-radius: 16px; overflow: hidden; background: var(--mist); margin-bottom: 8px; }
.flue__img img { width: 100%; height: 100%; }
.flue__img img.fit-contain { padding: 10px; }
.flue__img--ico { display: grid; place-items: center; color: var(--navy-600); background: #fff; border: 1px dashed var(--line); }
.flue__node b { font-weight: 800; color: var(--ink); font-size: 16px; }
.flue__node small { font-size: 13px; color: var(--muted); line-height: 1.4; }
.flue__node em { margin-top: auto; padding-top: 8px; font-style: normal; font-size: 13px; font-weight: 800; color: var(--copper); }
.flue__node em.muted { color: var(--muted); font-weight: 600; }
.flue__pipe { position: relative; flex: 0 0 44px; align-self: center; height: 10px; border-radius: 10px; background: linear-gradient(90deg, #d8dce6, #c6ccd9); overflow: hidden; }
.flue__pipe i {
  position: absolute; top: 2px; left: -10px; width: 6px; height: 6px; border-radius: 50%; background: var(--copper-300);
  box-shadow: 0 0 8px var(--copper-300); animation: flow 1.8s linear infinite;
}
.flue__pipe i:nth-child(2) { animation-delay: .6s; } .flue__pipe i:nth-child(3) { animation-delay: 1.2s; }
@keyframes flow { to { left: 100%; } }
.flue__note { margin-top: 26px; text-align: center; font-size: 14px; color: var(--muted); font-style: italic; }
@media (max-width: 900px) {
  .flue { flex-direction: column; align-items: center; }
  .flue__node { width: 100%; max-width: 420px; flex-direction: row; text-align: left; flex-wrap: wrap; column-gap: 16px; padding: 18px; }
  .flue__img { width: 76px; flex: none; margin: 0; }
  .flue__node b { flex: 1; }
  .flue__node small, .flue__node em { width: 100%; padding-left: 92px; margin-top: -32px; }
  .flue__node em { margin-top: 0; padding-top: 0; }
  .flue__step { left: -6px; top: -6px; margin: 0; }
  .flue__pipe { flex: 0 0 34px; width: 10px; height: 34px; background: linear-gradient(180deg, #d8dce6, #c6ccd9); }
  .flue__pipe i { left: 2px; top: -10px; animation-name: flowY; }
  @keyframes flowY { to { top: 100%; } }
}

/* ---------- process ---------- */
.timeline { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(6, 1fr); gap: 16px; position: relative; }
.timeline::before {
  content: ''; position: absolute; left: 6%; right: 6%; top: 40px; height: 2px;
  background: repeating-linear-gradient(90deg, var(--copper-300) 0 8px, transparent 8px 16px); opacity: .55;
}
.tl { position: relative; padding: 0 6px; text-align: center; }
.tl__ico {
  position: relative; width: 80px; height: 80px; margin: 0 auto 18px; border-radius: 24px; display: grid; place-items: center; color: #fff;
  background: linear-gradient(145deg, var(--navy-700), var(--navy-900)); box-shadow: 0 14px 30px -14px rgba(15,23,43,.7), 0 0 0 8px var(--mist);
  transition: transform .35s var(--ease), background .35s;
}
.tl:hover .tl__ico { transform: translateY(-4px) rotate(-4deg); background: linear-gradient(145deg, var(--copper-300), var(--copper-600)); }
.tl__num { font-size: 12px; font-weight: 800; letter-spacing: .14em; text-transform: uppercase; color: var(--copper); }
.tl h3 { margin-top: 6px; font-family: var(--f-head); font-size: 18px; font-weight: 600; }
.tl p { margin-top: 6px; font-size: 14.5px; color: var(--muted); }
.principles { margin-top: 64px; display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
.pr { padding: 24px; border-radius: var(--r); background: #fff; border: 1px solid var(--line); transition: box-shadow .3s, transform .3s var(--ease); }
.pr:hover { box-shadow: var(--shadow); transform: translateY(-4px); }
.pr .ico { color: var(--copper); }
.pr h4 { margin-top: 14px; font-size: 17px; font-weight: 800; }
.pr p { margin-top: 6px; font-size: 14.5px; color: var(--muted); }
@media (max-width: 1024px) {
  .timeline { grid-template-columns: repeat(3, 1fr); row-gap: 36px; }
  .timeline::before { display: none; }
  .principles { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 560px) {
  .timeline { grid-template-columns: 1fr; gap: 0; }
  .tl { display: grid; grid-template-columns: 64px 1fr; column-gap: 16px; text-align: left; padding: 0 0 26px; }
  .tl::after { content: ''; position: absolute; left: 31px; top: 64px; bottom: 0; width: 2px; background: repeating-linear-gradient(180deg, var(--copper-300) 0 6px, transparent 6px 12px); opacity: .5; }
  .tl:last-child::after { display: none; }
  .tl__ico { grid-row: span 3; width: 64px; height: 64px; margin: 0; border-radius: 18px; }
  .tl h3 { margin-top: 0; }
  .principles { grid-template-columns: 1fr; }
}

/* ---------- why ---------- */
.why { background: var(--navy-950); color: var(--on-dark); overflow: hidden; }
.why__bg {
  position: absolute; inset: 0; opacity: .35;
  background: linear-gradient(90deg, var(--navy-950) 30%, rgba(10,16,32,.4)), url('../img/engineering.jpg') right center / cover no-repeat;
}
.why__inner { position: relative; display: grid; grid-template-columns: .9fr 1.1fr; gap: 56px; align-items: center; }
.why__lead { margin-top: 20px; font-size: 18px; color: var(--on-dark-muted); max-width: 460px; }
.certs { display: flex; gap: 10px; margin: 30px 0 34px; flex-wrap: wrap; }
.cert { height: 74px; padding: 8px 12px; border-radius: 14px; background: #fff; display: grid; place-items: center; }
.cert img { max-height: 58px; width: auto; }
.why__grid { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.wcard {
  padding: 24px; border-radius: 20px; background: rgba(255,255,255,.04); border: 1px solid rgba(255,255,255,.08); backdrop-filter: blur(6px);
  transition: background .3s, border-color .3s, transform .35s var(--ease);
}
.wcard:hover { background: rgba(255,255,255,.07); border-color: rgba(233,135,90,.4); transform: translateY(-4px); }
.wcard__check { width: 40px; height: 40px; border-radius: 12px; display: grid; place-items: center; color: #fff; background: linear-gradient(135deg, var(--copper-300), var(--copper-600)); }
.wcard h3 { margin-top: 16px; color: #fff; font-size: 18px; font-weight: 800; }
.wcard p { margin-top: 4px; color: var(--on-dark-muted); font-size: 15px; }
@media (max-width: 1024px) { .why__inner { grid-template-columns: 1fr; } }
@media (max-width: 560px) { .why__grid { grid-template-columns: 1fr; } .why .btn { width: 100%; white-space: normal; height: auto; padding: 16px 22px; text-align: center; } }

/* ---------- lead ---------- */
.lead-sec { background: radial-gradient(800px 500px at 0 100%, rgba(194,87,43,.2), transparent 60%), linear-gradient(180deg, var(--navy-900), var(--navy-850)); }
.lead { display: grid; grid-template-columns: .9fr 1.1fr; gap: 64px; align-items: center; }
.lead__text { margin-top: 18px; font-size: 17px; color: var(--on-dark-muted); }
.lead__list { list-style: none; margin: 26px 0 0; padding: 0; display: grid; gap: 12px; }
.lead__list li { display: flex; align-items: center; gap: 12px; font-weight: 700; color: var(--on-dark); }
.lead__list .ico { color: var(--copper-300); }
.lead__call { display: inline-flex; align-items: center; gap: 14px; margin-top: 34px; color: #fff; font-size: 22px; font-weight: 800; }
.lead__call small { display: block; font-size: 13px; color: var(--on-dark-muted); font-weight: 600; }
.form-card { padding: 36px; border-radius: 28px; background: #fff; box-shadow: var(--shadow-lg); color: var(--text); }
.row2 { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.field { display: block; margin-bottom: 14px; }
.field span { display: block; margin-bottom: 6px; font-size: 13px; font-weight: 800; color: var(--navy-700); }
.field input, .field select, .field textarea {
  width: 100%; padding: 14px 16px; border-radius: 12px; border: 1.5px solid var(--line); background: #f8f9fc;
  font: inherit; font-size: 15.5px; color: var(--ink); outline: none; transition: border-color .2s, background .2s, box-shadow .2s;
}
.field textarea { resize: vertical; min-height: 92px; }
.field select { appearance: none; background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='14' height='14' viewBox='0 0 24 24' fill='none' stroke='%2364708c' stroke-width='2.5'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E"); background-repeat: no-repeat; background-position: right 14px center; padding-right: 40px; }
.field input:focus, .field select:focus, .field textarea:focus { border-color: var(--copper); background: #fff; box-shadow: 0 0 0 4px rgba(194,87,43,.12); }
.field.err input { border-color: #d6453d; background: #fff6f5; }
.field em { display: block; margin-top: 4px; font-style: normal; font-size: 12.5px; font-weight: 700; color: #d6453d; }
.hp { position: absolute; left: -9999px; width: 1px; height: 1px; opacity: 0; }
.form-error { margin-bottom: 12px; padding: 12px 14px; border-radius: 12px; background: #fff1ef; color: #b6352c; font-weight: 700; font-size: 14px; }
.form-legal { margin-top: 12px; font-size: 12.5px; color: var(--muted); text-align: center; }
.spinner { width: 18px; height: 18px; border-radius: 50%; border: 2.5px solid rgba(255,255,255,.4); border-top-color: #fff; animation: spin .8s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }
.form-ok { text-align: center; padding: 36px 10px; }
.form-ok__ico { width: 84px; height: 84px; margin: 0 auto 20px; border-radius: 50%; display: grid; place-items: center; color: #fff; background: linear-gradient(135deg, #3fd28b, #1fa866); box-shadow: 0 16px 30px -12px rgba(31,168,102,.7); }
.form-ok h3 { font-family: var(--f-head); font-weight: 600; font-size: 26px; }
.form-ok p { margin: 10px 0 24px; color: var(--muted); }
.fade-enter-active, .fade-leave-active { transition: opacity .3s, transform .3s var(--ease); }
.fade-enter-from, .fade-leave-to { opacity: 0; transform: translateY(8px); }
@media (max-width: 1024px) { .lead { grid-template-columns: 1fr; gap: 40px; } }
@media (max-width: 560px) { .form-card { padding: 22px 18px; border-radius: 22px; } .row2 { grid-template-columns: 1fr; gap: 0; } .lead__call { font-size: 19px; } }

/* ---------- footer ---------- */
.footer { background: var(--navy-950); color: var(--on-dark-muted); padding: 72px 0 28px; border-top: 1px solid rgba(255,255,255,.05); }
.contacts { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.ccard { display: flex; flex-direction: column; gap: 4px; padding: 26px; border-radius: 20px; background: rgba(255,255,255,.04); border: 1px solid rgba(255,255,255,.07); }
.ccard .ico { color: var(--copper-300); margin-bottom: 10px; }
.ccard small { font-size: 12.5px; font-weight: 800; letter-spacing: .12em; text-transform: uppercase; }
.ccard > a:not(.ccard__wa), .ccard > span { font-size: 20px; font-weight: 800; color: #fff; }
.ccard__wa { margin-top: 8px; font-size: 14px; font-weight: 700; color: var(--copper-300); }
.ccard__wa:hover { text-decoration: underline; }
.footer__main { display: grid; grid-template-columns: 1.4fr 1fr 1fr; gap: 40px; margin-top: 56px; padding-top: 48px; border-top: 1px solid rgba(255,255,255,.07); }
.footer__brand p { margin-top: 18px; max-width: 360px; font-size: 14.5px; }
.footer__col { display: flex; flex-direction: column; align-items: flex-start; gap: 10px; }
.footer__col h5 { color: #fff; font-size: 13px; font-weight: 800; letter-spacing: .14em; text-transform: uppercase; margin-bottom: 6px; }
.footer__col button { font-size: 15px; text-align: left; transition: color .2s; }
.footer__col button:hover { color: #fff; }
.footer__bottom { display: flex; justify-content: space-between; flex-wrap: wrap; gap: 10px; margin-top: 48px; padding-top: 22px; border-top: 1px solid rgba(255,255,255,.07); font-size: 13.5px; }
@media (max-width: 900px) { .contacts { grid-template-columns: 1fr; } .footer__main { grid-template-columns: 1fr 1fr; } .footer__brand { grid-column: 1 / -1; } }
@media (max-width: 480px) { .footer__main { grid-template-columns: 1fr; } }

/* ---------- floating actions ---------- */
.fab { position: fixed; right: 20px; bottom: 20px; z-index: 40; display: flex; flex-direction: column; gap: 10px; }
.fab__btn {
  width: 56px; height: 56px; border-radius: 50%; display: grid; place-items: center; color: #fff;
  background: linear-gradient(135deg, var(--copper-300), var(--copper-600)); box-shadow: 0 12px 26px -10px rgba(0,0,0,.6); transition: transform .25s var(--ease);
}
.fab__btn:hover { transform: scale(1.08); }
.fab__btn--wa { background: linear-gradient(135deg, #3fd28b, #1fa866); }

/* ---------- noscript ---------- */
.noscript { max-width: 900px; margin: 0 auto; padding: 40px 20px; background: #fff; }
.noscript table { margin: 12px 0 24px; }
@media (max-width: 480px) {
  .sheet__metrics div { padding: 16px; }
  .sheet__metrics b { font-size: 16px; white-space: nowrap; }
}