:root {
  color-scheme: dark;
  --bg: #0b0f0d;
  --line: rgba(255, 255, 255, 0.12);
  --text: #ffffff;
  --muted: rgba(255, 255, 255, 0.72);
  --muted-dark: rgba(16, 22, 19, 0.68);
  --green: #74f0b0;
  --cream: #f4f1ea;
  --shadow: 0 30px 80px rgba(0, 0, 0, 0.24);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: "Manrope", sans-serif;
  background: var(--bg);
  color: var(--text);
}
a { color: inherit; text-decoration: none; }
.page { min-height: 100vh; overflow: hidden; }
.container { width: min(1200px, calc(100% - 40px)); margin: 0 auto; position: relative; z-index: 1; }

.hero-section {
  position: relative;
  padding: 0 0 84px;
  background:
    radial-gradient(circle at 82% 12%, rgba(87, 205, 215, 0.3), transparent 32%),
    radial-gradient(circle at 18% 88%, rgba(20, 108, 138, 0.32), transparent 38%),
    linear-gradient(135deg, #061310 0%, #06313c 46%, #0a544d 100%);
}

.hero-glow {
  position: absolute;
  inset: 0;
  pointer-events: none;
  background:
    radial-gradient(ellipse at 50% 120%, rgba(174, 244, 232, 0.18), transparent 46%),
    linear-gradient(115deg, transparent 0 20%, rgba(255, 255, 255, 0.055) 20% 21%, transparent 21% 42%, rgba(255, 255, 255, 0.045) 42% 43%, transparent 43%),
    linear-gradient(rgba(255, 255, 255, 0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.04) 1px, transparent 1px);
  background-size: auto, auto, 48px 48px, 48px 48px;
  mask-image: linear-gradient(to bottom, rgba(0, 0, 0, 0.8), transparent 92%);
}

/* ─── STICKY HEADER ─────────────────────────────── */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: #061310;
  border-bottom: 1px solid transparent;
  transition: background 280ms ease, backdrop-filter 280ms ease, border-color 280ms ease;
}
.site-header.is-scrolled {
  background: rgba(6, 19, 16, 0.86);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  border-bottom-color: rgba(255, 255, 255, 0.07);
}

.topbar, .topbar-right, .button-row, .check-item, .feature-item, .stack-item {
  display: flex;
  align-items: center;
}
.topbar {
  justify-content: space-between;
  gap: 20px;
  padding: 18px 0;
  margin-bottom: 0;
}
.brand {
  font-size: 1.65rem;
  font-weight: 700;
  letter-spacing: -0.04em;
}
.topbar-right { gap: 20px; }
.topnav {
  display: flex;
  gap: 28px;
  color: rgba(255, 255, 255, 0.72);
  font-size: 0.95rem;
}
.topnav a:hover { color: #fff; }

.lang-switch {
  display: inline-flex;
  gap: 6px;
  padding: 6px;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.05);
}
.lang-button {
  border: 0;
  background: transparent;
  color: rgba(255, 255, 255, 0.68);
  padding: 10px 14px;
  border-radius: 999px;
  cursor: pointer;
  font: inherit;
  font-weight: 700;
}
.lang-button.is-active { background: #fff; color: #000; }

.hero-grid {
  display: grid;
  grid-template-columns: 1.08fr 0.92fr;
  gap: 56px;
  align-items: center;
  min-height: 72vh;
  padding-top: 48px;
}
.fade-up { animation: fadeUp 0.7s ease both; }
.scale-in { animation: scaleIn 0.8s ease both 0.1s; }
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(24px); }
  to { opacity: 1; transform: translateY(0); }
}
@keyframes scaleIn {
  from { opacity: 0; transform: scale(0.96); }
  to { opacity: 1; transform: scale(1); }
}

.eyebrow {
  width: fit-content;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 16px;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.05);
  color: rgba(255, 255, 255, 0.78);
  font-size: 0.92rem;
  margin-bottom: 24px;
}
.eyebrow-icon { color: var(--green); }
.eyebrow.on-light {
  border-color: rgba(16, 22, 19, 0.15);
  background: rgba(16, 22, 19, 0.045);
  color: rgba(16, 22, 19, 0.75);
}

.hero-title, .section h2, .dark-card h3, .contact-block h2 {
  margin: 0;
  line-height: 0.96;
  letter-spacing: -0.05em;
}
.hero-title {
  font-size: clamp(3.2rem, 8vw, 6.5rem);
  max-width: 11ch;
  margin-bottom: 40px;
}
.button-row { flex-wrap: wrap; gap: 14px; }
.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 17px 22px;
  border-radius: 20px;
  font-weight: 700;
  transition: transform 160ms ease, opacity 160ms ease, background 160ms ease;
}
.button:hover { transform: translateY(-1px); }
.button-primary { background: #fff; color: #000; }
.button-secondary {
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.05);
  color: #fff;
}
.button-dark { background: #111713; color: #fff; }

.showcase-shell {
  border-radius: 34px;
  padding: 22px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.05);
  backdrop-filter: blur(16px);
  box-shadow: var(--shadow);
}
.showcase-panel {
  border-radius: 26px;
  padding: 24px;
  border: 1px solid var(--line);
  background: rgba(0, 0, 0, 0.38);
}
.showcase-card {
  min-height: 560px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: 32px;
  border-radius: 26px;
  background:
    linear-gradient(135deg, rgba(116, 240, 176, 0.18), rgba(255, 255, 255, 0.04), rgba(122, 148, 255, 0.18)),
    #111713;
}
.showcase-label, .section-label {
  text-transform: uppercase;
  letter-spacing: 0.24em;
  font-size: 0.8rem;
}
.showcase-label {
  color: rgba(255, 255, 255, 0.48);
  margin-bottom: 14px;
}
.showcase-title {
  font-size: clamp(2.2rem, 4vw, 3.35rem);
  font-weight: 700;
  letter-spacing: -0.04em;
}
.check-list { display: grid; gap: 14px; color: rgba(255, 255, 255, 0.78); }
.check-item, .feature-item, .stack-item { gap: 12px; }

.section { padding: 96px 0; }
.section-light { background: #fff; color: #101613; }
.section-cream { background: var(--cream); color: #101613; }
.section-dark { background: #0b0f0d; color: #fff; }
.section-intro { max-width: 760px; margin-bottom: 56px; }
.section-label { color: rgba(16, 22, 19, 0.5); margin: 0 0 16px; }
.section h2, .contact-block h2 {
  font-size: clamp(2.7rem, 5vw, 4.4rem);
  margin-bottom: 22px;
}
.section p, .info-card p, .step-card p, .dark-card p, .contact-block p { line-height: 1.8; }
.section-intro p:last-child, .section-copy, .info-card p, .step-card p, .contact-block p { color: var(--muted-dark); }

.card-grid { display: grid; gap: 24px; }
.card-grid.three { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.card-grid.four { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.card-grid.five { grid-template-columns: repeat(5, minmax(0, 1fr)); }
.info-card, .step-card {
  border-radius: 28px;
  border: 1px solid rgba(16, 22, 19, 0.08);
  background: #fff;
  padding: 30px;
  box-shadow: 0 14px 30px rgba(0, 0, 0, 0.04);
}
.card-icon {
  margin-bottom: 26px;
  font-size: 2rem;
}
.info-card h3, .step-card h3, .dark-card h3 {
  margin: 0 0 14px;
  font-size: 1.55rem;
  letter-spacing: -0.03em;
}
.card-intro {
  margin: 0 0 16px;
  color: var(--muted-dark);
  line-height: 1.65;
}
.info-card ul {
  margin: 0 0 16px;
  padding-left: 18px;
  color: var(--muted-dark);
}
.info-card ul li { margin-bottom: 6px; line-height: 1.65; }
.card-meta {
  padding-top: 14px;
  border-top: 1px solid rgba(16, 22, 19, 0.1);
  font-size: 0.85rem;
  font-weight: 700;
  color: rgba(16, 22, 19, 0.55);
}
.products-formats { margin-top: 72px; }

.card-photo, .card-photo-placeholder {
  width: 100%;
  height: 280px;
  border-radius: 20px;
  margin-bottom: 22px;
}
.card-photo { object-fit: cover; display: block; }
.card-photo.is-tall { object-position: center 20%; }
.card-photo-placeholder {
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 3rem;
  background: linear-gradient(135deg, rgba(116, 240, 176, 0.16), rgba(122, 148, 255, 0.16));
  color: rgba(16, 22, 19, 0.45);
}
.formats-banner {
  width: 100%;
  height: auto;
  display: block;
  border-radius: 30px;
  margin: 8px 0 40px;
  box-shadow: var(--shadow);
}

.split-grid {
  display: grid;
  grid-template-columns: 1fr 0.88fr;
  gap: 54px;
  align-items: center;
}
.feature-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
  margin-top: 32px;
}
.feature-item { color: rgba(16, 22, 19, 0.76); }

.dark-card {
  border-radius: 34px;
  background: #0d1210;
  color: #fff;
  padding: 38px;
  box-shadow: 0 22px 50px rgba(0, 0, 0, 0.16);
}
.dark-card p, .dark-copy { color: rgba(255, 255, 255, 0.68); }
.leaf-icon, .shield-icon {
  color: var(--green);
  margin-bottom: 24px;
  font-size: 2rem;
}
.dark-card-footer {
  margin-top: 30px;
  padding-top: 22px;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  color: rgba(255, 255, 255, 0.58);
  line-height: 1.7;
  font-size: 0.95rem;
}

.step-card {
  background: #f7f7f4;
  transition: transform 220ms ease;
}
.step-card:hover { transform: translateY(-3px); }
.step-number {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: #efefec;
  border: 1.5px solid rgba(116, 240, 176, 0.55);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  font-size: 0.76rem;
  font-weight: 800;
  color: rgba(16, 22, 19, 0.45);
  margin-bottom: 20px;
  position: relative;
  z-index: 1;
}
.stack-list { display: grid; gap: 14px; }
.stack-item {
  border-radius: 22px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.05);
  padding: 18px 20px;
  color: rgba(255, 255, 255, 0.8);
}
.stack-item.is-block {
  flex-direction: column;
  align-items: flex-start;
  gap: 8px;
  padding: 24px;
}
.stack-item.is-block strong {
  font-size: 1.05rem;
  letter-spacing: -0.01em;
  color: #fff;
}
.stack-item.is-block span { line-height: 1.75; }
.contact-block {
  max-width: 860px;
  margin: 0 auto;
  text-align: center;
}
.contact-block p {
  margin: 0 auto 32px;
  max-width: 720px;
}

/* ─── PROCESS TIMELINE ──────────────────────────── */
.step-track {
  position: relative;
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 24px;
  align-items: start;
}
.step-track::before {
  content: '';
  position: absolute;
  top: 22px;
  left: calc(10% + 14px);
  right: calc(10% + 14px);
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(116, 240, 176, 0.5) 15%, rgba(116, 240, 176, 0.5) 85%, transparent);
  pointer-events: none;
}

/* ─── CARD HOVER ────────────────────────────────── */
.info-card {
  transition: transform 220ms ease, box-shadow 220ms ease;
}
.info-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 28px 56px rgba(0, 0, 0, 0.1);
}

/* ─── SCROLL REVEAL ─────────────────────────────── */
.reveal {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}
.reveal.is-visible {
  opacity: 1;
  transform: none;
}

/* ─── FOOTER ────────────────────────────────────── */
footer {
  background: var(--bg);
  border-top: 1px solid var(--line);
  padding: 30px 0;
}
.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 14px;
}
.footer-brand {
  font-size: 1.1rem;
  font-weight: 700;
  letter-spacing: -0.04em;
  color: #fff;
}
.footer-link {
  color: rgba(255, 255, 255, 0.45);
  font-size: 0.875rem;
  transition: color 150ms ease;
}
.footer-link:hover { color: rgba(255, 255, 255, 0.88); }
.footer-copy {
  color: rgba(255, 255, 255, 0.28);
  font-size: 0.85rem;
}

/* ─── HAMBURGER MENU ────────────────────────────── */
.menu-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 6px;
  gap: 5px;
  flex-direction: column;
}
.menu-toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background: rgba(255, 255, 255, 0.82);
  border-radius: 2px;
  transition: transform 200ms ease, opacity 200ms ease;
}
.menu-toggle.is-open span:first-child { transform: translateY(7px) rotate(45deg); }
.menu-toggle.is-open span:nth-child(2) { opacity: 0; }
.menu-toggle.is-open span:last-child { transform: translateY(-7px) rotate(-45deg); }

/* ─── RESPONSIVE ────────────────────────────────── */
@media (max-width: 1080px) {
  .hero-grid, .split-grid, .card-grid.three, .card-grid.four { grid-template-columns: 1fr; }
  .step-track { grid-template-columns: 1fr; }
  .step-track::before { display: none; }
  .showcase-card { min-height: 420px; }
}

@media (max-width: 760px) {
  .container { width: min(100% - 28px, 1200px); }
  .topbar { padding: 16px 0; }
  .topbar-right { gap: 12px; }
  .menu-toggle { display: flex; }
  .topnav {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: rgba(6, 19, 16, 0.97);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--line);
    padding: 22px 20px;
    flex-direction: column;
    gap: 18px;
    font-size: 1.05rem;
    z-index: 200;
  }
  .topnav.is-open { display: flex; }
  .hero-grid { min-height: auto; gap: 36px; padding-top: 36px; }
  .hero-title { max-width: none; }
  .feature-grid { grid-template-columns: 1fr; }
  .section { padding: 76px 0; }
  .showcase-shell, .showcase-panel, .showcase-card, .dark-card, .info-card, .step-card { border-radius: 24px; }
  .footer-inner { flex-direction: column; align-items: flex-start; gap: 10px; }
}