/* =========================================================================
   СПЕКТР-ПАК — дизайн-система
   Цвета бренда: зелёный #52DA7B, графит #1A1A1A
   ========================================================================= */

/* ---------- Design tokens ---------- */
:root {
  /* Brand */
  --green: #52DA7B;
  --green-600: #2FBF5B;
  --green-700: #1FA049;
  --green-soft: #E8FAEE;
  --green-glow: rgba(82, 218, 123, 0.35);

  /* Ink / neutrals */
  --ink: #0F1411;
  --ink-2: #1A1A1A;
  --slate: #5A6660;
  --slate-2: #8A938E;
  --line: #E7EBE8;
  --line-2: #EFF2F0;
  --paper: #FFFFFF;
  --paper-2: #F6F8F7;
  --paper-3: #F0F4F1;

  /* Effects */
  --shadow-sm: 0 1px 2px rgba(15, 20, 17, 0.04), 0 1px 3px rgba(15, 20, 17, 0.06);
  --shadow-md: 0 6px 24px rgba(15, 20, 17, 0.08);
  --shadow-lg: 0 20px 60px rgba(15, 20, 17, 0.12);
  --shadow-green: 0 12px 30px rgba(47, 191, 91, 0.28);

  /* Geometry */
  --r-sm: 10px;
  --r-md: 16px;
  --r-lg: 24px;
  --r-xl: 32px;
  --r-pill: 999px;

  /* Layout */
  --container: 1240px;
  --gutter: clamp(16px, 4vw, 40px);
  --section-y: clamp(64px, 9vw, 130px);

  /* Type */
  --font: "Manrope", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --h1: clamp(2.1rem, 1.2rem + 4.2vw, 4.4rem);
  --h2: clamp(1.7rem, 1.1rem + 2.6vw, 3rem);
  --h3: clamp(1.25rem, 1rem + 1vw, 1.7rem);
  --lead: clamp(1.05rem, 1rem + 0.4vw, 1.3rem);

  --ease: cubic-bezier(0.22, 1, 0.36, 1);
  --header-h: 80px;
}

/* ---------- Reset ---------- */
*, *::before, *::after { box-sizing: border-box; }
* { margin: 0; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
html.no-anim, html.no-anim * { scroll-behavior: auto !important; }

body {
  font-family: var(--font);
  font-size: 17px;
  line-height: 1.6;
  color: var(--ink);
  background: var(--paper);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}

img, svg, video { display: block; max-width: 100%; height: auto; }
a { color: inherit; text-decoration: none; }
button { font: inherit; cursor: pointer; border: none; background: none; color: inherit; }
ul { list-style: none; padding: 0; }
input, textarea, select { font: inherit; color: inherit; }
:focus-visible { outline: 3px solid var(--green); outline-offset: 2px; border-radius: 4px; }

h1, h2, h3, h4 { line-height: 1.1; font-weight: 800; letter-spacing: -0.02em; color: var(--ink); }
h1 { font-size: var(--h1); }
h2 { font-size: var(--h2); }
h3 { font-size: var(--h3); letter-spacing: -0.01em; }

/* ---------- Layout helpers ---------- */
.container { width: 100%; max-width: var(--container); margin-inline: auto; padding-inline: var(--gutter); }
.section { padding-block: var(--section-y); position: relative; }
:where(section[id]) { scroll-margin-top: 84px; }
.section--tight { padding-block: clamp(48px, 6vw, 90px); }
.section--paper { background: var(--paper-2); }
.section--dark { background: var(--ink); color: #DDE3DF; }
.section--dark h2, .section--dark h3 { color: #fff; }

.eyebrow {
  display: inline-flex; align-items: center; gap: 8px;
  font-size: 0.82rem; font-weight: 700; letter-spacing: 0.14em; text-transform: uppercase;
  color: var(--green-700);
}
.eyebrow::before { content: ""; width: 22px; height: 2px; background: var(--green); border-radius: 2px; }
.section--dark .eyebrow { color: var(--green); }

.section-head { max-width: 720px; margin-bottom: clamp(36px, 5vw, 64px); }
.section-head--center { margin-inline: auto; text-align: center; }
.section-head .lead { margin-top: 18px; font-size: var(--lead); color: var(--slate); }
.section--dark .section-head .lead { color: #A9B3AD; }

.text-green { color: var(--green-700); }
.section--dark .text-green { color: var(--green); }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 10px;
  padding: 15px 28px; border-radius: var(--r-pill);
  font-weight: 700; font-size: 1rem; letter-spacing: -0.01em;
  transition: transform 0.25s var(--ease), box-shadow 0.25s var(--ease), background 0.2s, color 0.2s;
  white-space: nowrap; will-change: transform;
}
.btn svg { width: 18px; height: 18px; }
.btn--primary { background: var(--green); color: #06200F; box-shadow: var(--shadow-green); }
.btn--primary:hover { background: var(--green-600); transform: translateY(-2px); box-shadow: 0 16px 36px rgba(47,191,91,0.34); }
.btn--dark { background: var(--ink); color: #fff; }
.btn--dark:hover { background: #000; transform: translateY(-2px); }
.btn--ghost { background: transparent; border: 1.5px solid var(--line); color: var(--ink); }
.btn--ghost:hover { border-color: var(--ink); transform: translateY(-2px); }
.btn--light { background: #fff; color: var(--ink); }
.btn--light:hover { transform: translateY(-2px); box-shadow: var(--shadow-md); }
.btn--on-dark { border: 1.5px solid rgba(255,255,255,0.22); color: #fff; }
.btn--on-dark:hover { border-color: #fff; background: rgba(255,255,255,0.06); }
.btn--block { width: 100%; }
.btn--lg { padding: 18px 36px; font-size: 1.05rem; }

.link-arrow {
  display: inline-flex; align-items: center; gap: 8px; font-weight: 700; color: var(--green-700);
  transition: gap 0.25s var(--ease);
}
.link-arrow svg { width: 16px; height: 16px; transition: transform 0.25s var(--ease); }
.link-arrow:hover { gap: 12px; }

/* =========================================================================
   HEADER
   ========================================================================= */
.header {
  position: fixed; inset: 0 0 auto 0; z-index: 100;
  height: var(--header-h);
  display: flex; align-items: center;
  transition: background 0.3s, box-shadow 0.3s, height 0.3s;
}
.header__inner { display: flex; align-items: center; gap: 28px; width: 100%; }
.header.is-scrolled { background: rgba(255,255,255,0.88); backdrop-filter: saturate(160%) blur(14px); box-shadow: var(--shadow-sm); height: 68px; }

.logo { display: flex; align-items: center; flex-shrink: 0; }
.logo img { height: 42px; width: auto; transition: height 0.3s; }
.header.is-scrolled .logo img { height: 36px; }
.logo .logo--dark { display: none; }
.header.is-scrolled .logo .logo--light { display: none; }
.header.is-scrolled .logo .logo--dark { display: block; }

.nav { display: flex; align-items: center; gap: 4px; margin-inline: auto; }
.nav a {
  position: relative; padding: 10px 14px; font-size: 0.96rem; font-weight: 600; color: #fff;
  border-radius: var(--r-sm); transition: color 0.2s, background 0.2s; white-space: nowrap;
}
.nav a.is-active { color: var(--green); }
.header.is-scrolled .nav a.is-active { color: var(--green-700); }
.nav a::after {
  content: ""; position: absolute; left: 14px; right: 14px; bottom: 6px; height: 2px;
  background: var(--green); border-radius: 2px; transform: scaleX(0); transform-origin: left; transition: transform 0.25s var(--ease);
}
.nav a:hover::after { transform: scaleX(1); }
.header.is-scrolled .nav a { color: var(--ink); }

.header__actions { display: flex; align-items: center; gap: 12px; flex-shrink: 0; }

/* Language switch */
.lang { display: inline-flex; background: rgba(255,255,255,0.14); border: 1px solid rgba(255,255,255,0.22); border-radius: var(--r-pill); padding: 3px; gap: 2px; }
.header.is-scrolled .lang { background: var(--paper-2); border-color: var(--line); }
.lang button {
  display: inline-flex; align-items: center; gap: 6px; padding: 6px 12px; border-radius: var(--r-pill);
  font-size: 0.8rem; font-weight: 700; color: rgba(255,255,255,0.8); transition: all 0.2s; letter-spacing: 0.03em;
}
.header.is-scrolled .lang button { color: var(--slate); }
.lang button.is-active { background: var(--green); color: #06200F; }
.header.is-scrolled .lang button.is-active { color: #06200F; }

.header__phone { display: inline-flex; align-items: center; gap: 9px; font-weight: 700; font-size: 1rem; color: #fff; padding: 8px 6px; }
.header.is-scrolled .header__phone { color: var(--ink); }
.header__phone svg { width: 18px; height: 18px; }
.header__phone .ico-circle { width: 36px; height: 36px; border-radius: 50%; display: grid; place-items: center; background: var(--green); flex-shrink: 0; }
.header__phone .ico-circle svg { width: 16px; height: 16px; }

.burger { display: none; width: 46px; height: 46px; border-radius: var(--r-sm); place-items: center; background: rgba(255,255,255,0.14); }
.header.is-scrolled .burger { background: var(--paper-2); }
.burger span { display: block; width: 22px; height: 2px; background: currentColor; border-radius: 2px; position: relative; color: #fff; transition: 0.3s; }
.header.is-scrolled .burger span { color: var(--ink); }
.burger span::before, .burger span::after { content: ""; position: absolute; left: 0; width: 22px; height: 2px; background: currentColor; border-radius: 2px; transition: 0.3s; }
.burger span::before { top: -7px; } .burger span::after { top: 7px; }
body.menu-open .burger span { background: transparent; }
body.menu-open .burger span::before { top: 0; transform: rotate(45deg); }
body.menu-open .burger span::after { top: 0; transform: rotate(-45deg); }

/* =========================================================================
   HERO
   ========================================================================= */
.hero { position: relative; min-height: 100svh; display: flex; align-items: center; color: #fff; overflow: hidden; padding-top: var(--header-h); }
.hero__bg { position: absolute; inset: 0; z-index: -2; }
.hero__bg img { width: 100%; height: 100%; object-fit: cover; }
.hero__bg::after {
  content: ""; position: absolute; inset: 0;
  background:
    linear-gradient(180deg, rgba(10,14,11,0.62) 0%, rgba(10,14,11,0.46) 40%, rgba(10,14,11,0.8) 100%),
    radial-gradient(120% 90% at 80% 10%, rgba(82,218,123,0.18), transparent 55%);
}
.hero__inner { padding-block: clamp(48px, 8vw, 110px); max-width: 880px; }
.hero__badge {
  display: inline-flex; align-items: center; gap: 10px; padding: 8px 16px 8px 8px; border-radius: var(--r-pill);
  background: rgba(255,255,255,0.1); border: 1px solid rgba(255,255,255,0.2); backdrop-filter: blur(8px);
  font-size: 0.85rem; font-weight: 600; margin-bottom: 26px;
}
.hero__badge b { background: var(--green); color: #06200F; padding: 4px 11px; border-radius: var(--r-pill); font-weight: 800; }
.hero h1 { color: #fff; max-width: 16ch; }
.hero h1 em { font-style: normal; color: var(--green); }
.hero__lead { margin-top: 24px; font-size: var(--lead); max-width: 56ch; color: rgba(255,255,255,0.86); }
.hero__cta { margin-top: 38px; display: flex; flex-wrap: wrap; gap: 14px; }
.hero__stats { margin-top: clamp(40px, 6vw, 72px); display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; max-width: 760px; }
.hero__stat .num { font-size: clamp(1.7rem, 1.1rem + 2vw, 2.4rem); font-weight: 800; letter-spacing: -0.03em; color: #fff; white-space: nowrap; }
.hero__stat .num span { color: var(--green); font-size: 0.5em; font-weight: 800; margin-left: 2px; }
.hero__stat .cap { font-size: 0.85rem; color: rgba(255,255,255,0.7); margin-top: 4px; }

.scroll-hint { position: absolute; left: 50%; bottom: 26px; transform: translateX(-50%); display: grid; place-items: center; gap: 6px; opacity: 0.7; }
.scroll-hint .mouse { width: 24px; height: 38px; border: 2px solid rgba(255,255,255,0.6); border-radius: 14px; position: relative; }
.scroll-hint .mouse::after { content: ""; position: absolute; left: 50%; top: 7px; width: 3px; height: 7px; background: #fff; border-radius: 2px; transform: translateX(-50%); animation: scrollDot 1.8s var(--ease) infinite; }
@keyframes scrollDot { 0% { opacity: 0; transform: translate(-50%, 0); } 40% { opacity: 1; } 80% { opacity: 0; transform: translate(-50%, 10px); } 100% { opacity: 0; } }

/* Marquee of certifications/keywords */
.marquee { background: var(--ink); color: #fff; overflow: hidden; padding-block: 18px; }
.marquee__track { display: flex; gap: 56px; white-space: nowrap; width: max-content; animation: marquee 32s linear infinite; }
.marquee:hover .marquee__track { animation-play-state: paused; }
.marquee__item { display: inline-flex; align-items: center; gap: 14px; font-weight: 700; font-size: 1.05rem; letter-spacing: 0.01em; color: rgba(255,255,255,0.82); }
.marquee__item::before { content: ""; width: 7px; height: 7px; border-radius: 50%; background: var(--green); }
@keyframes marquee { to { transform: translateX(-50%); } }

/* =========================================================================
   ABOUT
   ========================================================================= */
.about__grid { display: grid; grid-template-columns: 1.05fr 0.95fr; gap: clamp(32px, 5vw, 72px); align-items: center; }
.about__media { position: relative; }
.about__media img { width: 100%; border-radius: var(--r-lg); box-shadow: var(--shadow-lg); aspect-ratio: 4/3; object-fit: cover; }
.about__badge {
  position: absolute; left: -22px; bottom: -22px; background: var(--green); color: #06200F;
  padding: 22px 26px; border-radius: var(--r-md); box-shadow: var(--shadow-green); max-width: 230px;
}
.about__badge .big { font-size: 2.4rem; font-weight: 800; line-height: 1; letter-spacing: -0.03em; }
.about__badge .small { font-size: 0.9rem; font-weight: 600; margin-top: 6px; }
.about p { color: var(--slate); margin-top: 18px; }
.about p strong { color: var(--ink); font-weight: 700; }
.about__values { margin-top: 30px; display: flex; flex-wrap: wrap; gap: 10px; }
.chip { display: inline-flex; align-items: center; gap: 8px; padding: 9px 16px; border-radius: var(--r-pill); background: var(--green-soft); color: var(--green-700); font-weight: 700; font-size: 0.9rem; }
.chip svg { width: 15px; height: 15px; }

/* Stats strip */
.stats { display: grid; grid-template-columns: repeat(4, 1fr); gap: clamp(16px, 2vw, 28px); margin-top: clamp(40px, 5vw, 64px); }
.stat-card { background: var(--paper); border: 1px solid var(--line); border-radius: var(--r-lg); padding: 30px 26px; transition: transform 0.3s var(--ease), box-shadow 0.3s; }
.stat-card:hover { transform: translateY(-5px); box-shadow: var(--shadow-md); border-color: transparent; }
.stat-card .num { font-size: clamp(2rem, 1.4rem + 2vw, 3rem); font-weight: 800; letter-spacing: -0.03em; color: var(--ink); display: flex; align-items: baseline; gap: 3px; }
.stat-card .num span { color: var(--green-700); font-size: 0.6em; }
.stat-card .cap { color: var(--slate); margin-top: 6px; font-size: 0.95rem; }

/* =========================================================================
   PRODUCTS
   ========================================================================= */
.products__grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: clamp(16px, 2vw, 26px); }
.pcard {
  position: relative; display: flex; flex-direction: column; background: var(--paper);
  border: 1px solid var(--line); border-radius: var(--r-lg); overflow: hidden;
  transition: transform 0.35s var(--ease), box-shadow 0.35s, border-color 0.3s;
}
.pcard:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); border-color: transparent; }
.pcard__media { aspect-ratio: 1/1; background: linear-gradient(160deg, var(--paper-3), var(--paper-2)); display: grid; place-items: center; padding: 22px; overflow: hidden; }
.pcard__media img { width: 100%; height: 100%; object-fit: contain; transition: transform 0.5s var(--ease); mix-blend-mode: multiply; }
.pcard:hover .pcard__media img { transform: scale(1.07); }
.pcard__body { padding: 22px 22px 24px; display: flex; flex-direction: column; flex: 1; }
.pcard__tag { font-size: 0.74rem; font-weight: 700; letter-spacing: 0.08em; text-transform: uppercase; color: var(--green-700); }
.pcard h3 { font-size: 1.18rem; margin-top: 8px; }
.pcard p { font-size: 0.92rem; color: var(--slate); margin-top: 10px; flex: 1; }
.pcard__foot { margin-top: 18px; display: flex; align-items: center; justify-content: space-between; }
.pcard__arrow { width: 38px; height: 38px; border-radius: 50%; display: grid; place-items: center; background: var(--paper-2); transition: background 0.25s, transform 0.25s; }
.pcard__arrow svg { width: 16px; height: 16px; transition: transform 0.25s; }
.pcard:hover .pcard__arrow { background: var(--green); }
.pcard:hover .pcard__arrow svg { transform: translateX(2px); }

.products__cta { margin-top: clamp(36px, 4vw, 52px); display: flex; flex-wrap: wrap; gap: 14px; justify-content: center; }

/* =========================================================================
   PRODUCTION / FULL CYCLE  (dark)
   ========================================================================= */
.cycle__head { display: grid; grid-template-columns: 1fr auto; gap: 30px; align-items: end; margin-bottom: clamp(40px, 5vw, 64px); }
.cycle__steps { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }
.cstep { position: relative; padding: 28px 24px; border-radius: var(--r-lg); background: rgba(255,255,255,0.04); border: 1px solid rgba(255,255,255,0.08); transition: background 0.3s, transform 0.3s var(--ease); }
.cstep:hover { background: rgba(82,218,123,0.08); transform: translateY(-4px); }
.cstep__n { font-size: 0.85rem; font-weight: 800; color: var(--green); letter-spacing: 0.1em; }
.cstep h3 { font-size: 1.12rem; margin-top: 14px; color: #fff; }
.cstep p { font-size: 0.9rem; color: #A9B3AD; margin-top: 10px; }
.cstep__icon { width: 52px; height: 52px; border-radius: var(--r-md); display: grid; place-items: center; background: rgba(82,218,123,0.14); margin-bottom: 18px; }
.cstep__icon svg { width: 26px; height: 26px; stroke: var(--green); }

/* Eco split */
.eco { margin-top: clamp(48px, 6vw, 80px); display: grid; grid-template-columns: 1fr 1fr; gap: clamp(28px, 4vw, 56px); align-items: center; }
.eco__media { border-radius: var(--r-lg); overflow: hidden; box-shadow: var(--shadow-lg); position: relative; }
.eco__media img { width: 100%; aspect-ratio: 5/4; object-fit: cover; }
.eco__media .tag { position: absolute; top: 18px; left: 18px; background: var(--green); color: #06200F; padding: 8px 16px; border-radius: var(--r-pill); font-weight: 700; font-size: 0.85rem; }
.eco h2 { color: #fff; }
.eco p { color: #A9B3AD; margin-top: 18px; }
.eco__list { margin-top: 24px; display: grid; gap: 14px; }
.eco__list li { display: flex; gap: 14px; align-items: flex-start; color: #DDE3DF; }
.eco__list .mk { flex-shrink: 0; width: 26px; height: 26px; border-radius: 50%; background: rgba(82,218,123,0.16); display: grid; place-items: center; margin-top: 2px; }
.eco__list .mk svg { width: 14px; height: 14px; stroke: var(--green); }

/* =========================================================================
   ADVANTAGES
   ========================================================================= */
.adv__grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: clamp(14px, 2vw, 24px); }
.adv-card { padding: 32px 28px; border-radius: var(--r-lg); background: var(--paper); border: 1px solid var(--line); transition: transform 0.3s var(--ease), box-shadow 0.3s, border-color 0.3s; }
.adv-card:hover { transform: translateY(-5px); box-shadow: var(--shadow-md); border-color: transparent; }
.adv-card__icon { width: 56px; height: 56px; border-radius: var(--r-md); display: grid; place-items: center; background: var(--green-soft); margin-bottom: 20px; }
.adv-card__icon svg { width: 28px; height: 28px; stroke: var(--green-700); }
.adv-card h3 { font-size: 1.15rem; }
.adv-card p { color: var(--slate); margin-top: 10px; font-size: 0.95rem; }

/* =========================================================================
   TIMELINE
   ========================================================================= */
.timeline { position: relative; }
.timeline__scroller { display: flex; gap: 20px; overflow-x: auto; padding: 14px 4px 28px; scroll-snap-type: x mandatory; scrollbar-width: thin; scrollbar-color: var(--green) var(--line); }
.timeline__scroller::-webkit-scrollbar { height: 8px; }
.timeline__scroller::-webkit-scrollbar-track { background: var(--line); border-radius: 4px; }
.timeline__scroller::-webkit-scrollbar-thumb { background: var(--green); border-radius: 4px; }
.tcard { flex: 0 0 270px; scroll-snap-align: start; background: var(--paper); border: 1px solid var(--line); border-radius: var(--r-lg); padding: 26px 24px; position: relative; transition: transform 0.3s var(--ease), box-shadow 0.3s; }
.tcard:hover { transform: translateY(-5px); box-shadow: var(--shadow-md); }
.tcard.is-highlight { background: var(--ink); color: #fff; border-color: var(--ink); }
.tcard__year { font-size: 1.7rem; font-weight: 800; letter-spacing: -0.02em; }
.tcard.is-highlight .tcard__year { color: var(--green); }
.tcard__tons { display: inline-flex; align-items: baseline; gap: 4px; margin-top: 4px; font-weight: 700; color: var(--green-700); font-size: 1.05rem; }
.tcard.is-highlight .tcard__tons { color: var(--green); }
.tcard p { font-size: 0.9rem; color: var(--slate); margin-top: 14px; }
.tcard.is-highlight p { color: #A9B3AD; }
.timeline__hint { display: inline-flex; align-items: center; gap: 8px; color: var(--slate-2); font-size: 0.85rem; margin-top: 6px; }

/* =========================================================================
   INDUSTRIES
   ========================================================================= */
.ind__grid { display: grid; grid-template-columns: repeat(5, 1fr); gap: 14px; }
.ind-card { display: flex; flex-direction: column; gap: 14px; padding: 22px 20px; border-radius: var(--r-md); background: var(--paper); border: 1px solid var(--line); transition: all 0.28s var(--ease); }
.ind-card:hover { background: var(--green); color: #06200F; border-color: var(--green); transform: translateY(-4px); box-shadow: var(--shadow-green); }
.ind-card__icon { width: 44px; height: 44px; border-radius: var(--r-sm); display: grid; place-items: center; background: var(--green-soft); transition: background 0.28s; }
.ind-card:hover .ind-card__icon { background: rgba(6,32,15,0.12); }
.ind-card__icon svg { width: 24px; height: 24px; stroke: var(--green-700); transition: stroke 0.28s; }
.ind-card:hover .ind-card__icon svg { stroke: #06200F; }
.ind-card span { font-weight: 700; font-size: 0.95rem; line-height: 1.25; }

/* =========================================================================
   FAQ
   ========================================================================= */
.faq { max-width: 860px; margin-inline: auto; }
.faq__item { border-bottom: 1px solid var(--line); }
.faq__q { width: 100%; display: flex; align-items: center; gap: 18px; padding: 26px 4px; text-align: left; font-weight: 700; font-size: clamp(1.05rem, 1rem + 0.4vw, 1.25rem); color: var(--ink); }
.faq__q .plus { margin-left: auto; flex-shrink: 0; width: 38px; height: 38px; border-radius: 50%; background: var(--paper-2); display: grid; place-items: center; transition: background 0.3s, transform 0.3s; position: relative; }
.faq__q .plus::before, .faq__q .plus::after { content: ""; position: absolute; background: var(--ink); border-radius: 2px; transition: 0.3s; }
.faq__q .plus::before { width: 14px; height: 2px; }
.faq__q .plus::after { width: 2px; height: 14px; }
.faq__item.is-open .plus { background: var(--green); }
.faq__item.is-open .plus::before, .faq__item.is-open .plus::after { background: #06200F; }
.faq__item.is-open .plus::after { transform: rotate(90deg); opacity: 0; }
.faq__a { display: grid; grid-template-rows: 0fr; transition: grid-template-rows 0.35s var(--ease); }
.faq__a-inner { overflow: hidden; }
.faq__item.is-open .faq__a { grid-template-rows: 1fr; }
.faq__a p { color: var(--slate); padding-bottom: 26px; padding-right: 56px; }
.faq__a ul { padding: 0 56px 26px 0; display: grid; gap: 8px; }
.faq__a ul li { color: var(--slate); padding-left: 22px; position: relative; }
.faq__a ul li::before { content: ""; position: absolute; left: 0; top: 10px; width: 8px; height: 8px; border-radius: 50%; background: var(--green); }

/* =========================================================================
   CONTACTS
   ========================================================================= */
.contacts__grid { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(28px, 4vw, 56px); }
.contacts__info { display: flex; flex-direction: column; gap: 14px; }
.cinfo {
  display: flex; gap: 18px; align-items: flex-start; padding: 22px 24px; border-radius: var(--r-md);
  background: var(--paper); border: 1px solid var(--line); transition: transform 0.25s var(--ease), box-shadow 0.25s;
}
.cinfo:hover { transform: translateX(4px); box-shadow: var(--shadow-sm); }
.cinfo__icon { flex-shrink: 0; width: 48px; height: 48px; border-radius: var(--r-sm); background: var(--green-soft); display: grid; place-items: center; }
.cinfo__icon svg { width: 22px; height: 22px; }
.cinfo .lbl { display: block; font-size: 0.82rem; color: var(--slate-2); font-weight: 600; }
.cinfo .val { display: block; font-weight: 700; font-size: 1.08rem; margin-top: 3px; color: var(--ink); word-break: break-word; }
.cinfo > span:last-child { min-width: 0; }
.contacts__socials { display: flex; gap: 12px; margin-top: 4px; }
.soc-btn { display: inline-flex; align-items: center; gap: 10px; padding: 13px 20px; border-radius: var(--r-pill); font-weight: 700; transition: transform 0.25s var(--ease), box-shadow 0.25s; }
.soc-btn svg { width: 20px; height: 20px; }
.soc-btn--tg { background: #229ED9; color: #fff; }
.soc-btn--vk { background: #07F; color: #fff; }
.soc-btn:hover { transform: translateY(-3px); box-shadow: var(--shadow-md); }

.contacts__map { border-radius: var(--r-lg); overflow: hidden; border: 1px solid var(--line); min-height: 280px; }
.contacts__map img { width: 100%; height: 100%; object-fit: cover; }

/* Form */
.form { background: var(--paper); border: 1px solid var(--line); border-radius: var(--r-lg); padding: clamp(26px, 3vw, 40px); box-shadow: var(--shadow-md); }
.form h3 { font-size: 1.4rem; }
.form p.sub { color: var(--slate); margin-top: 8px; font-size: 0.95rem; }
.field { margin-top: 18px; }
.field label { display: block; font-size: 0.85rem; font-weight: 600; color: var(--slate); margin-bottom: 7px; }
.field input, .field textarea {
  width: 100%; padding: 14px 16px; border-radius: var(--r-sm); border: 1.5px solid var(--line);
  background: var(--paper-2); transition: border-color 0.2s, background 0.2s; font-size: 1rem;
}
.field input:focus, .field textarea:focus { outline: none; border-color: var(--green); background: #fff; }
.field textarea { resize: vertical; min-height: 96px; }
.form__consent { display: flex; gap: 10px; align-items: flex-start; margin-top: 18px; font-size: 0.82rem; color: var(--slate); }
.form__consent input { margin-top: 3px; width: 16px; height: 16px; accent-color: var(--green-600); flex-shrink: 0; }
.form__consent a { color: var(--green-700); text-decoration: underline; }
.form .btn { margin-top: 20px; }
.form__note { margin-top: 14px; font-size: 0.82rem; color: var(--slate-2); text-align: center; }
.form__status { margin-top: 14px; padding: 12px 16px; border-radius: var(--r-sm); font-weight: 600; font-size: 0.9rem; display: none; }
.form__status.is-ok { display: block; background: var(--green-soft); color: var(--green-700); }
.form__status.is-err { display: block; background: #FDECEC; color: #C0392B; }

/* =========================================================================
   TELEGRAM CTA
   ========================================================================= */
.tg-cta { position: relative; overflow: hidden; background: linear-gradient(135deg, #1B2A33 0%, #0F1A20 100%); border-radius: var(--r-xl); padding: clamp(36px, 5vw, 64px); color: #fff; }
.tg-cta::before { content: ""; position: absolute; right: -60px; top: -60px; width: 320px; height: 320px; border-radius: 50%; background: radial-gradient(circle, rgba(34,158,217,0.5), transparent 70%); }
.tg-cta__inner { position: relative; display: flex; align-items: center; gap: 36px; flex-wrap: wrap; justify-content: space-between; }
.tg-cta__icon { width: 76px; height: 76px; border-radius: var(--r-lg); background: #229ED9; display: grid; place-items: center; flex-shrink: 0; box-shadow: 0 12px 30px rgba(34,158,217,0.4); }
.tg-cta__icon svg { width: 40px; height: 40px; }
.tg-cta__text { flex: 1; min-width: 260px; }
.tg-cta__text h2 { color: #fff; font-size: clamp(1.5rem, 1.2rem + 1.4vw, 2.2rem); }
.tg-cta__text p { color: #A9C0CC; margin-top: 10px; max-width: 52ch; }

/* =========================================================================
   FOOTER
   ========================================================================= */
.footer { background: var(--ink); color: #98A29B; padding-top: clamp(56px, 7vw, 90px); }
.footer__top { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1.2fr; gap: clamp(28px, 4vw, 56px); padding-bottom: 52px; border-bottom: 1px solid rgba(255,255,255,0.08); }
.footer__brand img { height: 44px; }
.footer__brand p { margin-top: 20px; max-width: 34ch; font-size: 0.95rem; line-height: 1.7; }
.footer__brand .socials { display: flex; gap: 12px; margin-top: 24px; }
.footer__brand .socials a { width: 44px; height: 44px; border-radius: var(--r-sm); background: rgba(255,255,255,0.06); display: grid; place-items: center; transition: background 0.25s, transform 0.25s; }
.footer__brand .socials a:hover { background: var(--green); transform: translateY(-3px); }
.footer__brand .socials svg { width: 20px; height: 20px; }
.footer__col h4 { color: #fff; font-size: 1rem; margin-bottom: 18px; font-weight: 700; }
.footer__col ul { display: grid; gap: 11px; }
.footer__col a { font-size: 0.94rem; transition: color 0.2s; }
.footer__col a:hover { color: var(--green); }
.footer__contacts li { display: flex; gap: 12px; align-items: flex-start; margin-bottom: 14px; font-size: 0.94rem; }
.footer__contacts svg { width: 18px; height: 18px; flex-shrink: 0; margin-top: 2px; opacity: 0.7; }
.footer__contacts a:hover { color: var(--green); }
.footer__bottom { display: flex; align-items: center; justify-content: space-between; gap: 16px; flex-wrap: wrap; padding-block: 26px; font-size: 0.85rem; }
.footer__bottom a:hover { color: var(--green); }

/* =========================================================================
   MOBILE MENU PANEL
   ========================================================================= */
.mobile-menu { position: fixed; inset: 0; z-index: 99; background: var(--ink); color: #fff; padding: calc(var(--header-h) + 20px) var(--gutter) 40px; transform: translateX(100%); transition: transform 0.4s var(--ease); display: flex; flex-direction: column; overflow-y: auto; visibility: hidden; }
body.menu-open .mobile-menu { transform: translateX(0); visibility: visible; }
.mobile-menu nav { display: flex; flex-direction: column; gap: 2px; }
.mobile-menu nav a { padding: 16px 0; font-size: 1.3rem; font-weight: 700; border-bottom: 1px solid rgba(255,255,255,0.08); display: flex; justify-content: space-between; align-items: center; }
.mobile-menu nav a svg { width: 18px; height: 18px; opacity: 0.5; }
.mobile-menu__foot { margin-top: auto; padding-top: 30px; }
.mobile-menu__foot .btn { margin-bottom: 12px; }
.mobile-menu__foot .row { display: flex; gap: 12px; margin-top: 16px; }

/* =========================================================================
   SCROLL REVEAL
   ========================================================================= */
.reveal { opacity: 0; transform: translateY(28px); transition: opacity 0.7s var(--ease), transform 0.7s var(--ease); }
.reveal.is-in { opacity: 1; transform: none; }
.reveal[data-delay="1"] { transition-delay: 0.08s; }
.reveal[data-delay="2"] { transition-delay: 0.16s; }
.reveal[data-delay="3"] { transition-delay: 0.24s; }
.reveal[data-delay="4"] { transition-delay: 0.32s; }
@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; transition: none; }
  .marquee__track, .scroll-hint .mouse::after { animation: none; }
  html { scroll-behavior: auto; }
}

/* =========================================================================
   RESPONSIVE
   ========================================================================= */
@media (max-width: 1100px) {
  .products__grid { grid-template-columns: repeat(3, 1fr); }
  .ind__grid { grid-template-columns: repeat(4, 1fr); }
  .footer__top { grid-template-columns: 1fr 1fr; gap: 40px; }
  .cycle__steps { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 980px) {
  .nav, .header__phone span, .header__actions .btn { display: none; }
  .burger { display: grid; }
  .about__grid, .eco, .contacts__grid, .cycle__head { grid-template-columns: 1fr; }
  .cycle__head { gap: 18px; }
  .about__media { order: -1; }
  .adv__grid { grid-template-columns: repeat(2, 1fr); }
  .eco__media { order: -1; }
}
@media (max-width: 720px) {
  body { font-size: 16px; }
  .hero__stats { grid-template-columns: repeat(2, 1fr); gap: 24px 18px; }
  .products__grid { grid-template-columns: repeat(2, 1fr); }
  .stats { grid-template-columns: repeat(2, 1fr); }
  .ind__grid { grid-template-columns: repeat(2, 1fr); }
  .cycle__steps { grid-template-columns: 1fr; }
  .footer__top { grid-template-columns: 1fr; }
  .about__badge { left: 0; }
  .tg-cta__inner { flex-direction: column; align-items: flex-start; }
  .faq__q .plus { width: 32px; height: 32px; }
  .faq__a p, .faq__a ul { padding-right: 0; }
}
@media (max-width: 460px) {
  .products__grid, .adv__grid, .stats { grid-template-columns: 1fr; }
  .hero__stats { grid-template-columns: 1fr 1fr; }
  .hero__cta .btn { width: 100%; }
}