:root {
  --ink: #0b121a;
  --ink-2: #121e29;
  --ink-3: #1d2a36;
  --blue: #146ef5;
  --blue-2: #0455cb;
  --sky: #82d8ff;
  --paper: #f3f6f8;
  --white: #fff;
  --muted: #687482;
  --line: #dce3e8;
  --green: #2aa477;
  --radius: 22px;
  --shadow: 0 28px 70px rgba(12, 25, 38, .12);
  --container: 1240px;
}

*, *::before, *::after { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  color: var(--ink);
  background: var(--white);
  font-family: "Segoe UI", Arial, sans-serif;
  font-size: 16px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}

body.menu-open { overflow: hidden; }

a { color: inherit; text-decoration: none; }
img { display: block; max-width: 100%; }
button, input, textarea, select { font: inherit; }
button, a { -webkit-tap-highlight-color: transparent; }

.skip-link {
  position: fixed;
  z-index: 1000;
  top: 8px;
  left: 8px;
  padding: 10px 16px;
  color: var(--white);
  background: var(--blue);
  border-radius: 8px;
  transform: translateY(-140%);
}
.skip-link:focus { transform: translateY(0); }

.container { width: min(calc(100% - 48px), var(--container)); margin-inline: auto; }
.section { padding: 112px 0; }
.section--soft { background: var(--paper); }
.section--dark { color: var(--white); background: var(--ink); }
.section--compact { padding: 78px 0; }

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  margin-bottom: 18px;
  color: var(--blue);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: .16em;
  line-height: 1;
  text-transform: uppercase;
}
.eyebrow::before {
  width: 22px;
  height: 3px;
  background: currentColor;
  border-radius: 5px;
  content: "";
}
.eyebrow--light { color: var(--sky); }

.display {
  max-width: 920px;
  margin: 0;
  font-size: clamp(42px, 6vw, 82px);
  font-weight: 750;
  letter-spacing: -.055em;
  line-height: .98;
}
.title {
  max-width: 850px;
  margin: 0;
  font-size: clamp(34px, 4.3vw, 60px);
  font-weight: 750;
  letter-spacing: -.045em;
  line-height: 1.05;
}
.title--small { font-size: clamp(30px, 3.5vw, 48px); }
.lead {
  max-width: 700px;
  margin: 24px 0 0;
  color: var(--muted);
  font-size: clamp(18px, 1.8vw, 22px);
  line-height: 1.55;
}
.lead--light { color: rgba(255,255,255,.7); }
.section-head { margin-bottom: 48px; }
.section-head--row { display: flex; align-items: end; justify-content: space-between; gap: 40px; }
.section-head--row .lead { max-width: 440px; margin-bottom: 2px; }

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 54px;
  padding: 0 25px;
  color: var(--white);
  background: var(--blue);
  border: 1px solid var(--blue);
  border-radius: 999px;
  box-shadow: 0 12px 30px rgba(20, 110, 245, .26);
  cursor: pointer;
  font-size: 14px;
  font-weight: 750;
  letter-spacing: .02em;
  transition: transform .25s ease, background .25s ease, box-shadow .25s ease;
}
.button::after { margin-left: 14px; content: "↗"; font-size: 18px; }
.button:hover { background: var(--blue-2); box-shadow: 0 18px 38px rgba(20, 110, 245, .33); transform: translateY(-2px); }
.button--ghost { color: var(--white); background: rgba(255,255,255,.08); border-color: rgba(255,255,255,.32); box-shadow: none; }
.button--ghost:hover { background: rgba(255,255,255,.16); }
.button--dark { background: var(--ink); border-color: var(--ink); box-shadow: 0 12px 30px rgba(11,18,26,.16); }
.button--dark:hover { background: var(--ink-2); }
.button--small { min-height: 44px; padding: 0 20px; }

.site-header {
  position: fixed;
  z-index: 100;
  top: 0;
  right: 0;
  left: 0;
  color: var(--white);
  transition: background .3s ease, box-shadow .3s ease, transform .3s ease;
}
.site-header.is-scrolled { background: rgba(9, 17, 25, .92); box-shadow: 0 10px 35px rgba(0,0,0,.14); backdrop-filter: blur(18px); }
.header-top { border-bottom: 1px solid rgba(255,255,255,.13); }
.header-top__inner { display: flex; align-items: center; justify-content: flex-end; min-height: 38px; gap: 28px; color: rgba(255,255,255,.72); font-size: 12px; }
.header-top a:hover { color: var(--white); }
.nav-wrap { display: flex; align-items: center; min-height: 84px; }
.logo { display: inline-flex; align-items: center; gap: 13px; margin-right: auto; }
.logo-mark { position: relative; width: 43px; height: 43px; border: 3px solid var(--sky); border-radius: 12px; transform: rotate(45deg); }
.logo-mark::before { position: absolute; inset: 8px; border: 3px solid var(--white); border-radius: 50% 50% 50% 16%; content: ""; }
.logo-type { display: grid; font-weight: 800; letter-spacing: -.025em; line-height: .95; }
.logo-type span:first-child { color: var(--sky); font-size: 13px; letter-spacing: .14em; }
.logo-type span:last-child { margin-top: 5px; font-size: 19px; }
.nav { display: flex; align-items: center; gap: 31px; }
.nav > a, .nav-dropdown__trigger { color: rgba(255,255,255,.8); background: none; border: 0; cursor: pointer; font-size: 13px; font-weight: 700; }
.nav > a:hover, .nav > a.is-active, .nav-dropdown__trigger:hover, .nav-dropdown__trigger.is-active { color: var(--white); }
.nav-dropdown { position: relative; }
.nav-dropdown__trigger { display: flex; gap: 8px; padding: 24px 0; }
.nav-dropdown__trigger::after { content: "+"; }
.nav-dropdown__menu {
  position: absolute;
  top: calc(100% - 7px);
  left: -24px;
  display: grid;
  min-width: 260px;
  padding: 12px;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 16px;
  box-shadow: var(--shadow);
  opacity: 0;
  pointer-events: none;
  transform: translateY(8px);
  transition: .2s ease;
}
.nav-dropdown:hover .nav-dropdown__menu, .nav-dropdown:focus-within .nav-dropdown__menu { opacity: 1; pointer-events: auto; transform: translateY(0); }
.nav-dropdown__menu a { padding: 12px 14px; color: var(--ink); border-radius: 10px; font-size: 13px; font-weight: 700; }
.nav-dropdown__menu a:hover { color: var(--blue); background: var(--paper); }
.header-cta { margin-left: 30px; }
.menu-toggle { display: none; width: 44px; height: 44px; margin-left: 15px; padding: 10px; background: transparent; border: 1px solid rgba(255,255,255,.25); border-radius: 50%; cursor: pointer; }
.menu-toggle span { display: block; width: 100%; height: 2px; margin: 5px 0; background: var(--white); }

.hero {
  position: relative;
  display: grid;
  min-height: 790px;
  padding: 164px 0 82px;
  overflow: hidden;
  color: var(--white);
  background: var(--ink) url("../img/hero-mineral.png") center/cover no-repeat;
}
.hero::before { position: absolute; inset: 0; background: linear-gradient(90deg, rgba(6,12,18,.98) 0%, rgba(6,12,18,.85) 37%, rgba(6,12,18,.18) 69%, rgba(6,12,18,.05) 100%); content: ""; }
.hero::after { position: absolute; right: -130px; bottom: -220px; width: 620px; height: 620px; border: 1px solid rgba(130,216,255,.28); border-radius: 50%; box-shadow: 0 0 0 85px rgba(130,216,255,.04), 0 0 0 170px rgba(130,216,255,.03); content: ""; }
.hero .container { position: relative; z-index: 1; display: grid; align-content: center; }
.hero-copy { max-width: 740px; }
.hero-copy p { max-width: 610px; margin: 28px 0 0; color: rgba(255,255,255,.76); font-size: 19px; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 38px; }
.hero-stats { display: flex; flex-wrap: wrap; gap: 50px; margin-top: 80px; }
.hero-stat { display: grid; }
.hero-stat strong { color: var(--sky); font-size: 22px; }
.hero-stat span { color: rgba(255,255,255,.56); font-size: 12px; text-transform: uppercase; letter-spacing: .09em; }

.trust-strip { color: var(--white); background: var(--blue); }
.trust-strip__grid { display: grid; grid-template-columns: repeat(4, 1fr); }
.trust-item { display: flex; align-items: center; min-height: 96px; padding: 20px 28px; border-right: 1px solid rgba(255,255,255,.22); }
.trust-item:first-child { border-left: 1px solid rgba(255,255,255,.22); }
.trust-item__icon { display: grid; place-items: center; flex: 0 0 38px; height: 38px; margin-right: 14px; border: 1px solid rgba(255,255,255,.42); border-radius: 50%; font-weight: 800; }
.trust-item strong { display: block; font-size: 14px; line-height: 1.25; }
.trust-item span { display: block; margin-top: 3px; color: rgba(255,255,255,.7); font-size: 11px; }

.solutions-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.solution-card { position: relative; min-height: 520px; overflow: hidden; color: var(--white); background: var(--ink); border-radius: var(--radius); box-shadow: 0 22px 45px rgba(10,25,40,.13); }
.solution-card__photo { position: absolute; inset: 0; background-image: url("../img/applications.png"); background-repeat: no-repeat; background-size: 300% 100%; transition: transform .65s cubic-bezier(.2,.75,.2,1); }
.solution-card__photo--facade { background-position: left center; }
.solution-card__photo--roof { background-position: center center; }
.solution-card__photo--floor { background-position: right center; }
.solution-card::after { position: absolute; inset: 0; background: linear-gradient(180deg, rgba(8,15,22,.04) 10%, rgba(8,15,22,.92) 100%); content: ""; }
.solution-card__body { position: absolute; z-index: 1; right: 0; bottom: 0; left: 0; padding: 32px; }
.solution-card__num { display: block; color: var(--sky); font-size: 12px; font-weight: 800; letter-spacing: .15em; }
.solution-card h3 { margin: 9px 0 8px; font-size: 30px; letter-spacing: -.035em; }
.solution-card p { margin: 0; color: rgba(255,255,255,.68); }
.solution-card__link { display: flex; align-items: center; justify-content: space-between; margin-top: 26px; padding-top: 20px; border-top: 1px solid rgba(255,255,255,.2); font-size: 13px; font-weight: 800; letter-spacing: .04em; text-transform: uppercase; }
.solution-card__link::after { display: grid; place-items: center; width: 38px; height: 38px; color: var(--ink); background: var(--white); border-radius: 50%; content: "↗"; font-size: 17px; }
.solution-card:hover .solution-card__photo { transform: scale(1.045); }

.split { display: grid; grid-template-columns: 1fr 1fr; align-items: center; gap: clamp(50px, 8vw, 110px); }
.split__media { position: relative; min-height: 620px; overflow: hidden; background: var(--ink-2); border-radius: var(--radius); }
.split__media img { width: 100%; height: 100%; min-height: 620px; object-fit: cover; }
.split__media::after { position: absolute; inset: 0; border: 1px solid rgba(255,255,255,.15); border-radius: inherit; content: ""; }
.split__badge { position: absolute; z-index: 2; right: 22px; bottom: 22px; width: 170px; padding: 24px; color: var(--white); background: rgba(11,18,26,.88); border: 1px solid rgba(255,255,255,.13); border-radius: 18px; backdrop-filter: blur(14px); }
.split__badge strong { display: block; color: var(--sky); font-size: 26px; }
.split__badge span { color: rgba(255,255,255,.65); font-size: 12px; }
.split__copy p { color: var(--muted); font-size: 18px; }

.process { margin: 42px 0 0; padding: 0; list-style: none; counter-reset: steps; }
.process li { position: relative; padding: 22px 0 22px 70px; border-top: 1px solid var(--line); counter-increment: steps; }
.process li::before { position: absolute; top: 22px; left: 0; display: grid; place-items: center; width: 40px; height: 40px; color: var(--blue); background: #e5efff; border-radius: 50%; content: "0" counter(steps); font-size: 11px; font-weight: 850; }
.process strong { display: block; margin-bottom: 4px; font-size: 18px; }
.process span { color: var(--muted); }

.materials { display: grid; grid-template-columns: repeat(6, 1fr); gap: 12px; }
.material {
  position: relative;
  min-height: 190px;
  padding: 22px;
  overflow: hidden;
  color: var(--white);
  background: var(--ink-2);
  border-radius: 18px;
}
.material::before { position: absolute; top: -45px; right: -45px; width: 130px; height: 130px; background: radial-gradient(circle at 35% 35%, rgba(130,216,255,.28), transparent 62%); border: 1px solid rgba(255,255,255,.1); border-radius: 50%; content: ""; }
.material:nth-child(2n) { background: #172534; }
.material:nth-child(3n) { background: #213344; }
.material__icon { display: grid; place-items: center; width: 42px; height: 42px; color: var(--sky); border: 1px solid rgba(130,216,255,.36); border-radius: 12px; font-size: 18px; }
.material strong { position: absolute; right: 18px; bottom: 18px; left: 18px; font-size: 15px; }

.benefits-grid { display: grid; grid-template-columns: repeat(4, 1fr); border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; }
.benefit { min-height: 280px; padding: 32px; border-right: 1px solid var(--line); }
.benefit:last-child { border: 0; }
.benefit__icon { display: grid; place-items: center; width: 52px; height: 52px; color: var(--blue); background: #e7efff; border-radius: 15px; font-size: 22px; }
.benefit h3 { margin: 60px 0 10px; font-size: 21px; letter-spacing: -.025em; }
.benefit p { margin: 0; color: var(--muted); font-size: 14px; }

.before-after { display: grid; grid-template-columns: 1fr 1fr; overflow: hidden; border-radius: var(--radius); box-shadow: var(--shadow); }
.before-after__side { position: relative; display: grid; align-items: end; min-height: 450px; padding: 34px; color: var(--white); background: #52616d; }
.before-after__side::before { position: absolute; inset: 0; background-image: url("../img/hero-mineral.png"); background-size: cover; background-position: right; content: ""; }
.before-after__side--before::before { filter: grayscale(.85) contrast(.85) brightness(.6); transform: scaleX(-1); }
.before-after__side::after { position: absolute; inset: 0; background: linear-gradient(transparent, rgba(5,10,15,.82)); content: ""; }
.before-after__content { position: relative; z-index: 1; }
.before-after__content span { display: inline-flex; margin-bottom: 8px; padding: 7px 11px; color: var(--ink); background: var(--white); border-radius: 999px; font-size: 10px; font-weight: 850; letter-spacing: .12em; text-transform: uppercase; }
.before-after__content h3 { margin: 0; font-size: 27px; }

.cta-panel { position: relative; display: grid; grid-template-columns: 1.35fr .65fr; gap: 60px; align-items: end; padding: 62px; overflow: hidden; color: var(--white); background: var(--blue); border-radius: 30px; }
.cta-panel::before { position: absolute; top: -160px; right: 8%; width: 420px; height: 420px; border: 1px solid rgba(255,255,255,.23); border-radius: 50%; box-shadow: 0 0 0 70px rgba(255,255,255,.045), 0 0 0 140px rgba(255,255,255,.03); content: ""; }
.cta-panel > * { position: relative; z-index: 1; }
.cta-panel h2 { margin: 0; font-size: clamp(34px, 4vw, 57px); letter-spacing: -.045em; line-height: 1.05; }
.cta-panel p { max-width: 630px; margin: 22px 0 0; color: rgba(255,255,255,.75); font-size: 18px; }
.cta-panel__actions { display: flex; flex-direction: column; align-items: stretch; gap: 11px; }
.cta-panel__actions .button { color: var(--ink); background: var(--white); border-color: var(--white); box-shadow: none; }
.cta-panel__actions .button--ghost { color: var(--white); background: transparent; border-color: rgba(255,255,255,.42); }

.page-hero { position: relative; display: grid; min-height: 540px; padding: 180px 0 76px; overflow: hidden; color: var(--white); background: var(--ink); }
.page-hero::before { position: absolute; inset: 0; background: radial-gradient(circle at 82% 20%, rgba(20,110,245,.33), transparent 34%), linear-gradient(135deg, transparent 55%, rgba(130,216,255,.08)); content: ""; }
.page-hero::after { position: absolute; top: 60px; right: 8vw; width: 380px; height: 380px; border: 1px solid rgba(255,255,255,.13); border-radius: 45% 55% 58% 42%; transform: rotate(20deg); content: ""; }
.page-hero .container { position: relative; z-index: 1; align-self: end; }
.breadcrumbs { display: flex; gap: 10px; margin-bottom: 26px; color: rgba(255,255,255,.48); font-size: 12px; }
.breadcrumbs a { color: var(--sky); }
.page-hero .lead { max-width: 750px; color: rgba(255,255,255,.66); }

.detail-grid { display: grid; grid-template-columns: 1.15fr .85fr; gap: 78px; }
.detail-copy h2 { margin: 0 0 24px; font-size: clamp(32px, 4vw, 52px); letter-spacing: -.045em; line-height: 1.07; }
.detail-copy p { color: var(--muted); font-size: 18px; }
.detail-side { display: grid; gap: 14px; align-content: start; }
.detail-photo { min-height: 430px; background: url("../img/applications.png") left center/300% 100% no-repeat; border-radius: var(--radius); box-shadow: var(--shadow); }
.detail-photo--roof { background-position: center center; }
.detail-photo--floor { background-position: right center; }
.metric-card { display: grid; grid-template-columns: 1fr 1fr; gap: 1px; overflow: hidden; background: var(--line); border: 1px solid var(--line); border-radius: 18px; }
.metric { padding: 22px; background: var(--white); }
.metric strong { display: block; color: var(--blue); font-size: 21px; }
.metric span { color: var(--muted); font-size: 12px; }

.check-list { display: grid; gap: 2px; margin: 32px 0 0; padding: 0; list-style: none; }
.check-list li { position: relative; padding: 14px 0 14px 38px; border-bottom: 1px solid var(--line); }
.check-list li::before { position: absolute; top: 15px; left: 0; display: grid; place-items: center; width: 24px; height: 24px; color: var(--white); background: var(--blue); border-radius: 50%; content: "✓"; font-size: 12px; font-weight: 900; }

.cards-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.info-card { padding: 32px; background: var(--white); border: 1px solid var(--line); border-radius: var(--radius); }
.info-card__num { color: var(--blue); font-size: 12px; font-weight: 850; letter-spacing: .16em; }
.info-card h3 { margin: 42px 0 12px; font-size: 23px; letter-spacing: -.03em; }
.info-card p { margin: 0; color: var(--muted); }

.faq { max-width: 930px; margin: 0 auto; }
.faq-item { border-top: 1px solid var(--line); }
.faq-item:last-child { border-bottom: 1px solid var(--line); }
.faq-item button { display: flex; align-items: center; justify-content: space-between; width: 100%; padding: 25px 0; text-align: left; background: none; border: 0; cursor: pointer; font-size: 19px; font-weight: 700; }
.faq-item button::after { display: grid; place-items: center; flex: 0 0 35px; height: 35px; margin-left: 20px; color: var(--blue); background: #e8f0ff; border-radius: 50%; content: "+"; }
.faq-item.is-open button::after { content: "−"; }
.faq-answer { display: none; max-width: 760px; padding: 0 0 28px; color: var(--muted); }
.faq-item.is-open .faq-answer { display: block; }

.about-values { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.value-card { min-height: 360px; padding: 34px; color: var(--white); background: var(--ink-2); border-radius: var(--radius); }
.value-card:nth-child(2) { background: var(--blue); }
.value-card__icon { display: grid; place-items: center; width: 52px; height: 52px; color: var(--sky); border: 1px solid rgba(255,255,255,.22); border-radius: 50%; }
.value-card:nth-child(2) .value-card__icon { color: var(--white); }
.value-card h3 { margin: 120px 0 12px; font-size: 25px; }
.value-card p { color: rgba(255,255,255,.66); }

.contact-grid { display: grid; grid-template-columns: .85fr 1.15fr; gap: 22px; }
.contact-panel { padding: 42px; color: var(--white); background: var(--ink); border-radius: var(--radius); }
.contact-panel h2 { margin: 0 0 35px; font-size: 36px; letter-spacing: -.04em; }
.contact-list { display: grid; gap: 24px; }
.contact-row { display: grid; padding-bottom: 22px; border-bottom: 1px solid rgba(255,255,255,.13); }
.contact-row span { margin-bottom: 5px; color: rgba(255,255,255,.45); font-size: 11px; font-weight: 700; letter-spacing: .12em; text-transform: uppercase; }
.contact-row a, .contact-row strong { font-size: 18px; font-weight: 650; }
.contact-row a:hover { color: var(--sky); }
.contact-form { padding: 42px; background: var(--paper); border-radius: var(--radius); }
.contact-form h2 { margin: 0; font-size: 36px; letter-spacing: -.04em; }
.contact-form > p { color: var(--muted); }
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; margin-top: 30px; }
.field { display: grid; gap: 8px; }
.field--wide { grid-column: 1 / -1; }
.field label { color: #44515e; font-size: 12px; font-weight: 700; }
.field input, .field textarea, .field select { width: 100%; padding: 16px 17px; color: var(--ink); background: var(--white); border: 1px solid var(--line); border-radius: 12px; outline: 0; }
.field textarea { min-height: 130px; resize: vertical; }
.field input:focus, .field textarea:focus, .field select:focus { border-color: var(--blue); box-shadow: 0 0 0 3px rgba(20,110,245,.1); }
.captcha-control { display: grid; grid-template-columns: auto minmax(110px, 1fr) 48px; gap: 10px; align-items: center; }
.captcha-question { display: grid; place-items: center; min-width: 122px; min-height: 54px; padding: 0 17px; color: var(--white); background: var(--ink); border-radius: 12px; font-size: 18px; font-weight: 800; letter-spacing: .04em; }
.captcha-control input { min-width: 0; }
.captcha-refresh { display: grid; place-items: center; width: 48px; height: 54px; padding: 0; color: var(--blue); background: var(--white); border: 1px solid var(--line); border-radius: 12px; cursor: pointer; font-size: 24px; transition: color .2s ease, border-color .2s ease, transform .2s ease; }
.captcha-refresh:hover { color: var(--blue-2); border-color: var(--blue); transform: rotate(25deg); }
.captcha-field small { color: var(--muted); font-size: 12px; }
.captcha-error { min-height: 18px; color: #b42318; font-size: 12px; font-weight: 650; }
.captcha-field.is-invalid .captcha-question { background: #7a271a; }
.captcha-field.is-invalid input { border-color: #d92d20; box-shadow: 0 0 0 3px rgba(217,45,32,.1); }
.bot-field { position: absolute !important; left: -10000px !important; width: 1px !important; height: 1px !important; overflow: hidden !important; opacity: 0 !important; pointer-events: none !important; }
.form-consent { display: flex; gap: 10px; align-items: flex-start; margin: 18px 0; color: var(--muted); font-size: 12px; }
.form-consent input { margin-top: 3px; accent-color: var(--blue); }
.form-status { display: none; margin-top: 16px; padding: 13px 15px; color: #17684f; background: #e2f6ef; border-radius: 10px; font-size: 13px; }
.form-status.is-visible { display: block; }

.map-card { position: relative; display: grid; min-height: 420px; align-items: end; padding: 38px; overflow: hidden; color: var(--white); background: #dfe6eb; border-radius: var(--radius); }
.map-card::before { position: absolute; inset: 0; background-image: linear-gradient(28deg, transparent 42%, rgba(255,255,255,.8) 43%, rgba(255,255,255,.8) 48%, transparent 49%), linear-gradient(-34deg, transparent 35%, rgba(255,255,255,.78) 36%, rgba(255,255,255,.78) 42%, transparent 43%), repeating-linear-gradient(90deg, rgba(67,85,100,.13) 0 1px, transparent 1px 95px), repeating-linear-gradient(rgba(67,85,100,.11) 0 1px, transparent 1px 75px); content: ""; }
.map-pin { position: absolute; top: 37%; left: 58%; width: 58px; height: 58px; background: var(--blue); border: 8px solid rgba(255,255,255,.92); border-radius: 50% 50% 50% 4px; box-shadow: 0 12px 30px rgba(20,110,245,.35); transform: rotate(-45deg); }
.map-info { position: relative; z-index: 1; max-width: 430px; padding: 26px; background: rgba(11,18,26,.91); border-radius: 16px; backdrop-filter: blur(12px); }
.map-info h3 { margin: 0 0 8px; font-size: 23px; }
.map-info p { margin: 0 0 18px; color: rgba(255,255,255,.65); }

.legal { max-width: 860px; }
.legal h2 { margin: 42px 0 12px; font-size: 26px; }
.legal p, .legal li { color: var(--muted); }
.notice { padding: 20px 22px; background: #e8f0ff; border-left: 4px solid var(--blue); border-radius: 0 12px 12px 0; }

.chemistry-panel { display: grid; grid-template-columns: .82fr 1.18fr; overflow: hidden; background: var(--white); border: 1px solid var(--line); border-radius: var(--radius); box-shadow: 0 24px 70px rgba(11,18,26,.08); }
.chemistry-panel__formula { display: flex; align-items: flex-start; justify-content: center; flex-direction: column; min-height: 420px; padding: 48px; color: var(--white); background: radial-gradient(circle at 85% 10%, rgba(89,190,255,.35), transparent 32%), var(--ink); }
.chemistry-panel__formula strong { margin: 38px 0 12px; font-size: clamp(38px, 5vw, 68px); line-height: 1; letter-spacing: -.05em; white-space: nowrap; }
.chemistry-panel__formula > span:not(.eyebrow) { color: rgba(255,255,255,.6); font-size: 15px; }
.chemistry-example { margin-top: 32px; padding: 12px 16px; color: var(--sky); background: rgba(255,255,255,.08); border: 1px solid rgba(255,255,255,.14); border-radius: 10px; font-weight: 750; }
.chemistry-panel__copy { align-self: center; padding: 52px; }
.chemistry-panel__copy p { color: var(--muted); }
.chemistry-panel__copy .button { margin-top: 12px; }
.formula-note { padding: 15px 17px; background: var(--paper); border-left: 3px solid var(--blue); border-radius: 0 10px 10px 0; font-size: 13px; }
.comparison-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.comparison-card { padding: 38px; background: var(--paper); border: 1px solid var(--line); border-radius: var(--radius); }
.comparison-card--accent { background: #edf4ff; border-color: rgba(20,110,245,.3); }
.comparison-card__label { color: var(--blue); font-size: 11px; font-weight: 850; letter-spacing: .15em; text-transform: uppercase; }
.comparison-card h3 { margin: 30px 0 14px; font-size: 29px; letter-spacing: -.035em; }
.comparison-card > p { min-height: 78px; color: var(--muted); }
.comparison-table-wrap { overflow-x: auto; background: var(--white); border: 1px solid var(--line); border-radius: var(--radius); box-shadow: 0 20px 60px rgba(11,18,26,.07); }
.comparison-table { width: 100%; min-width: 820px; border-collapse: collapse; text-align: left; }
.comparison-table th, .comparison-table td { padding: 20px 22px; vertical-align: top; border-bottom: 1px solid var(--line); }
.comparison-table thead th { color: var(--white); background: var(--ink); font-size: 15px; line-height: 1.35; }
.comparison-table thead th:first-child { width: 21%; }
.comparison-table thead th:last-child { color: var(--white); background: var(--blue); }
.comparison-table tbody th { color: var(--ink); background: var(--paper); font-size: 14px; }
.comparison-table tbody td { color: var(--muted); font-size: 14px; line-height: 1.55; }
.comparison-table tbody td:last-child { color: var(--ink); background: #edf4ff; }
.comparison-table tbody tr:last-child th, .comparison-table tbody tr:last-child td { border-bottom: 0; }
.comparison-conclusion { display: grid; grid-template-columns: .35fr 1fr; gap: 18px 36px; margin-top: 24px; padding: 30px 34px; color: var(--white); background: var(--ink); border-radius: var(--radius); }
.comparison-conclusion strong { color: var(--sky); font-size: 22px; }
.comparison-conclusion p { margin: 0; font-size: 18px; line-height: 1.55; }
.comparison-conclusion small { grid-column: 2; color: rgba(255,255,255,.55); line-height: 1.5; }

.mineralization-flow { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1px; overflow: hidden; background: rgba(255,255,255,.14); border: 1px solid rgba(255,255,255,.14); border-radius: var(--radius); }
.mineralization-step { min-height: 300px; padding: 30px; background: var(--ink-2); }
.mineralization-step > span { color: var(--sky); font-size: 12px; font-weight: 850; letter-spacing: .16em; }
.mineralization-step h3 { margin: 96px 0 12px; color: var(--white); font-size: 24px; letter-spacing: -.03em; }
.mineralization-step p { margin: 0; color: rgba(255,255,255,.6); font-size: 15px; }
.mineralization-effects { display: flex; flex-wrap: wrap; gap: 9px; margin-top: 22px; }
.mineralization-effects span { padding: 10px 15px; color: rgba(255,255,255,.8); border: 1px solid rgba(255,255,255,.18); border-radius: 999px; font-size: 13px; font-weight: 700; }
.mineralization-note { display: flex; align-items: center; justify-content: space-between; gap: 35px; margin-top: 28px; padding-top: 26px; border-top: 1px solid rgba(255,255,255,.14); }
.mineralization-note p { max-width: 790px; margin: 0; color: rgba(255,255,255,.68); }
.mineralization-note a { flex: 0 0 auto; color: var(--sky); font-size: 14px; font-weight: 750; }

.product-showcase { display: grid; grid-template-columns: 1.18fr .82fr; gap: 22px; }
.product-photo { margin: 0; overflow: hidden; background: var(--paper); border-radius: var(--radius); }
.product-photo img { display: block; width: 100%; min-height: 560px; object-fit: cover; }
.product-photo figcaption { padding: 13px 18px 15px; color: var(--muted); font-size: 12px; }
.product-summary { display: flex; align-items: flex-start; justify-content: center; flex-direction: column; padding: 46px; color: var(--white); background: var(--ink); border-radius: var(--radius); }
.product-summary h2 { margin: 26px 0 18px; font-size: clamp(34px, 4vw, 54px); line-height: 1.04; letter-spacing: -.05em; }
.product-summary p { color: rgba(255,255,255,.65); }
.product-summary strong { color: var(--white); }
.product-summary .button { margin-top: 18px; }
.packaging-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
.packaging-card { min-height: 320px; padding: 30px; background: var(--white); border: 1px solid var(--line); border-radius: var(--radius); }
.packaging-card--accent { color: var(--white); background: var(--blue); border-color: var(--blue); }
.packaging-card__volume { display: grid; place-items: center; width: 76px; height: 76px; color: var(--blue); background: #edf4ff; border-radius: 50%; font-size: 23px; font-weight: 850; }
.packaging-card--accent .packaging-card__volume { color: var(--white); background: rgba(255,255,255,.14); }
.packaging-card h3 { margin: 82px 0 12px; font-size: 23px; letter-spacing: -.03em; }
.packaging-card p { margin: 0; color: var(--muted); }
.packaging-card--accent p { color: rgba(255,255,255,.72); }
.product-facts { display: grid; grid-template-columns: 1fr 1fr; gap: 1px; overflow: hidden; background: var(--line); border: 1px solid var(--line); border-radius: var(--radius); }
.product-facts div { display: flex; justify-content: center; flex-direction: column; min-height: 190px; padding: 28px; background: var(--paper); }
.product-facts strong { margin-bottom: 7px; color: var(--blue); font-size: 29px; letter-spacing: -.04em; }
.product-facts span { color: var(--muted); font-size: 14px; }

.site-footer { padding: 74px 0 24px; color: var(--white); background: #070d13; }
.footer-grid { display: grid; grid-template-columns: 1.2fr .7fr .7fr 1fr; gap: 55px; }
.footer-brand p { max-width: 310px; margin: 24px 0; color: rgba(255,255,255,.48); font-size: 14px; }
.footer-socials { display: flex; gap: 8px; }
.footer-socials a { display: grid; place-items: center; width: 40px; height: 40px; border: 1px solid rgba(255,255,255,.16); border-radius: 50%; font-size: 12px; font-weight: 800; }
.footer-socials a:hover { color: var(--sky); border-color: var(--sky); }
.footer-col h3 { margin: 4px 0 20px; color: rgba(255,255,255,.45); font-size: 11px; letter-spacing: .14em; text-transform: uppercase; }
.footer-col nav { display: grid; gap: 12px; }
.footer-col a, .footer-col p { color: rgba(255,255,255,.72); font-size: 14px; }
.footer-col a:hover { color: var(--white); }
.footer-bottom { display: flex; justify-content: space-between; gap: 30px; margin-top: 60px; padding-top: 22px; color: rgba(255,255,255,.34); border-top: 1px solid rgba(255,255,255,.1); font-size: 11px; }

.cookie-banner { position: fixed; z-index: 200; right: 22px; bottom: 22px; display: none; width: min(440px, calc(100% - 44px)); padding: 22px; color: var(--white); background: rgba(11,18,26,.96); border: 1px solid rgba(255,255,255,.12); border-radius: 16px; box-shadow: 0 25px 70px rgba(0,0,0,.3); backdrop-filter: blur(14px); }
.cookie-banner.is-visible { display: block; }
.cookie-banner p { margin: 0 0 16px; color: rgba(255,255,255,.68); font-size: 12px; }
.cookie-actions { display: flex; gap: 10px; }
.cookie-actions button { padding: 10px 15px; color: var(--white); background: var(--blue); border: 0; border-radius: 999px; cursor: pointer; font-size: 12px; font-weight: 700; }
.cookie-actions button:last-child { background: transparent; border: 1px solid rgba(255,255,255,.25); }

.reveal { opacity: 0; transform: translateY(24px); transition: opacity .75s ease, transform .75s ease; }
.reveal.is-visible { opacity: 1; transform: none; }

@media (max-width: 1050px) {
  .nav { gap: 19px; }
  .header-cta { display: none; }
  .materials { grid-template-columns: repeat(3, 1fr); }
  .mineralization-flow, .packaging-grid { grid-template-columns: 1fr 1fr; }
  .benefits-grid { grid-template-columns: 1fr 1fr; }
  .benefit { border-bottom: 1px solid var(--line); }
  .benefit:nth-child(2) { border-right: 0; }
  .benefit:nth-child(3), .benefit:nth-child(4) { border-bottom: 0; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 820px) {
  .container { width: min(calc(100% - 34px), var(--container)); }
  .section { padding: 78px 0; }
  .header-top { display: none; }
  .nav-wrap { min-height: 72px; }
  .menu-toggle { display: block; }
  .nav {
    position: fixed;
    top: 72px;
    right: 0;
    bottom: 0;
    left: 0;
    display: none;
    align-items: stretch;
    align-content: start;
    flex-direction: column;
    gap: 0;
    padding: 28px 22px;
    overflow-y: auto;
    background: rgba(8,15,22,.98);
  }
  .menu-open .nav { display: flex; }
  .nav > a, .nav-dropdown__trigger { width: 100%; padding: 17px 8px; text-align: left; border-bottom: 1px solid rgba(255,255,255,.1); font-size: 16px; }
  .nav-dropdown__trigger { justify-content: space-between; }
  .nav-dropdown__menu { position: static; display: grid; min-width: auto; padding: 8px 0 10px 18px; background: transparent; border: 0; box-shadow: none; opacity: 1; pointer-events: auto; transform: none; }
  .nav-dropdown__menu a { padding: 10px; color: rgba(255,255,255,.6); }
  .hero { min-height: 740px; padding-top: 130px; background-position: 62% center; }
  .hero::before { background: linear-gradient(90deg, rgba(6,12,18,.98), rgba(6,12,18,.76)); }
  .hero-copy { max-width: 620px; }
  .hero-stats { gap: 24px; margin-top: 58px; }
  .trust-strip__grid { grid-template-columns: 1fr 1fr; }
  .trust-item:nth-child(2) { border-right: 0; }
  .solutions-grid, .cards-3, .about-values { grid-template-columns: 1fr; }
  .solution-card { min-height: 430px; }
  .split, .detail-grid, .contact-grid, .chemistry-panel, .comparison-grid, .product-showcase { grid-template-columns: 1fr; gap: 48px; }
  .chemistry-panel { gap: 0; }
  .chemistry-panel__formula { min-height: 320px; }
  .comparison-conclusion { grid-template-columns: 1fr; }
  .comparison-conclusion small { grid-column: auto; }
  .mineralization-note { align-items: flex-start; flex-direction: column; }
  .product-photo img { min-height: 420px; }
  .split__media { min-height: 480px; }
  .split__media img { min-height: 480px; }
  .section-head--row { align-items: start; flex-direction: column; }
  .cta-panel { grid-template-columns: 1fr; padding: 42px; }
  .page-hero { min-height: 480px; padding-top: 140px; }
  .detail-side { grid-row: auto; }
}

@media (max-width: 560px) {
  .container { width: min(calc(100% - 26px), var(--container)); }
  .logo-mark { width: 37px; height: 37px; }
  .logo-type span:first-child { font-size: 10px; }
  .logo-type span:last-child { font-size: 16px; }
  .hero { min-height: 720px; }
  .hero-actions { align-items: stretch; flex-direction: column; }
  .hero-actions .button { width: 100%; }
  .hero-stats { display: grid; grid-template-columns: 1fr 1fr; }
  .trust-strip__grid { grid-template-columns: 1fr; }
  .trust-item, .trust-item:first-child { min-height: 78px; border-right: 0; border-bottom: 1px solid rgba(255,255,255,.2); border-left: 0; }
  .materials { grid-template-columns: 1fr 1fr; }
  .material { min-height: 155px; }
  .benefits-grid { grid-template-columns: 1fr; }
  .benefit, .benefit:nth-child(3) { min-height: auto; border-right: 0; border-bottom: 1px solid var(--line); }
  .benefit h3 { margin-top: 38px; }
  .before-after { grid-template-columns: 1fr; }
  .before-after__side { min-height: 330px; }
  .cta-panel { padding: 34px 24px; }
  .form-grid { grid-template-columns: 1fr; }
  .field--wide { grid-column: auto; }
  .captcha-control { grid-template-columns: 1fr 48px; }
  .captcha-question { grid-column: 1 / -1; }
  .contact-panel, .contact-form { padding: 28px 22px; }
  .chemistry-panel__formula, .chemistry-panel__copy, .comparison-card { padding: 32px 24px; }
  .chemistry-panel__formula strong { font-size: 36px; }
  .mineralization-flow, .packaging-grid, .product-facts { grid-template-columns: 1fr; }
  .mineralization-step, .packaging-card { min-height: auto; }
  .mineralization-step h3, .packaging-card h3 { margin-top: 42px; }
  .product-summary { padding: 34px 24px; }
  .product-photo img { min-height: 300px; }
  .footer-grid { grid-template-columns: 1fr; gap: 36px; }
  .footer-bottom { flex-direction: column; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition-duration: .01ms !important; animation-duration: .01ms !important; }
  .reveal { opacity: 1; transform: none; }
}