:root {
  --bg: #f3f4f1;
  --surface: #ffffff;
  --surface-soft: #e5e7e3;
  --ink: #101214;
  --muted: #5f666d;
  --line: #cfd5db;
  --dark: #111315;
  --accent: #6ea9c6;
  --accent-soft: #d9e8f0;
  --max-width: 1120px;
  --radius: 12px;
  --shadow: 0 10px 30px rgba(16, 18, 20, 0.06);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-width: 320px;
  font-family: "Avenir Next", "Helvetica Neue", "Segoe UI", sans-serif;
  color: var(--ink);
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.7), rgba(255, 255, 255, 0.7)),
    linear-gradient(90deg, rgba(0, 0, 0, 0.025) 1px, transparent 1px),
    linear-gradient(rgba(0, 0, 0, 0.025) 1px, transparent 1px),
    var(--bg);
  background-size: auto, 24px 24px, 24px 24px, auto;
  line-height: 1.55;
}

a {
  color: inherit;
  text-decoration: none;
}

img {
  max-width: 100%;
  display: block;
}

button,
input,
textarea {
  font: inherit;
}

.container {
  width: min(calc(100% - 32px), var(--max-width));
  margin: 0 auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  background: rgba(17, 19, 21, 0.95);
  backdrop-filter: blur(10px);
}

.header-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  min-height: 78px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 14px;
  color: #ffffff;
}

.brand strong,
.brand small {
  display: block;
}

.brand strong {
  font-size: 0.98rem;
  font-weight: 700;
  letter-spacing: 0.02em;
}

.brand small {
  color: rgba(255, 255, 255, 0.7);
  font-size: 0.82rem;
}

.brand-mark {
  display: inline-grid;
  place-items: center;
  width: 42px;
  height: 42px;
  border: 1px solid rgba(255, 255, 255, 0.22);
  border-radius: 10px;
  font-weight: 700;
  font-size: 1.1rem;
  letter-spacing: 0.08em;
}

.main-nav {
  display: flex;
  align-items: center;
  gap: 20px;
}

.main-nav a {
  color: rgba(255, 255, 255, 0.74);
  font-size: 0.96rem;
  transition: color 140ms ease;
}

.main-nav a:hover,
.main-nav a.is-active {
  color: #ffffff;
}

.menu-toggle {
  display: none;
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: 10px;
  background: transparent;
  color: #ffffff;
  padding: 10px 14px;
}

.hero,
.page-banner {
  padding: 72px 0 56px;
}

.hero-grid,
.contact-layout,
.two-column {
  display: grid;
  gap: 24px;
}

.hero-grid {
  grid-template-columns: minmax(0, 1.35fr) minmax(300px, 0.8fr);
  align-items: center;
}

.page-banner .lead.narrow {
  max-width: 760px;
}

.section {
  padding: 26px 0 58px;
}

.section-accent {
  background: linear-gradient(180deg, rgba(217, 232, 240, 0.55), rgba(217, 232, 240, 0.18));
  border-top: 1px solid rgba(110, 169, 198, 0.2);
  border-bottom: 1px solid rgba(110, 169, 198, 0.2);
}

.section-kicker {
  margin: 0 0 12px;
  color: var(--muted);
  font-size: 0.84rem;
}

.section-kicker.light {
  color: rgba(255, 255, 255, 0.72);
}

h1,
h2,
h3 {
  margin: 0;
  line-height: 1.08;
}

h1 {
  max-width: 780px;
  font-size: clamp(2.3rem, 5vw, 4.6rem);
  letter-spacing: -0.04em;
}

h2 {
  font-size: clamp(1.6rem, 3.2vw, 2.4rem);
  letter-spacing: -0.03em;
}

h3 {
  font-size: 1.08rem;
  margin-bottom: 10px;
}

.lead,
.intro-block p,
.feature-card p,
.audience-card p,
.info-card p,
.product-card p,
.mail-template p {
  margin: 0;
  color: var(--muted);
}

.lead {
  max-width: 720px;
  margin-top: 18px;
  font-size: 1.08rem;
}

.button-row {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 28px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0 18px;
  border-radius: 10px;
  border: 1px solid var(--dark);
  font-weight: 600;
}

.button-dark {
  background: var(--dark);
  color: #ffffff;
}

.button-light {
  background: rgba(255, 255, 255, 0.6);
}

.hero-panel,
.feature-card,
.audience-card,
.product-card,
.info-card,
.contact-card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.hero-panel {
  padding: 20px;
}

.hero-visual {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 480px;
  padding: 24px 20px;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.92), rgba(233, 238, 241, 0.92)),
    linear-gradient(135deg, rgba(110, 169, 198, 0.08), transparent 65%);
}

.hero-bottle-frame {
  width: 100%;
  margin: 0;
  padding: 0;
  display: flex;
  align-items: center;
  justify-content: center;
}

.hero-bottle-image {
  width: auto;
  height: auto;
  margin: 0 auto;
  max-width: 100%;
  max-height: 430px;
}

.hero-panel-top,
.section-head,
.footer-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.hero-panel-top {
  padding-bottom: 14px;
  border-bottom: 1px solid var(--line);
  color: var(--muted);
}

.hero-panel-top strong {
  color: var(--ink);
}

.terms-list {
  margin: 0;
  display: grid;
  gap: 18px;
  padding-top: 16px;
}

.terms-list div {
  display: grid;
  gap: 6px;
}

.terms-list dt {
  font-weight: 700;
}

.terms-list dd {
  margin: 0;
  color: var(--muted);
}

.intro-block {
  max-width: 720px;
  margin-bottom: 26px;
}

.intro-block.compact {
  margin-bottom: 0;
}

.feature-grid,
.audience-grid,
.product-grid {
  display: grid;
  gap: 18px;
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.feature-card,
.audience-card,
.product-card,
.info-card,
.contact-card {
  padding: 22px;
}

.text-link {
  color: var(--ink);
  font-weight: 600;
}

.steps-grid {
  display: grid;
  grid-template-columns: minmax(240px, 0.8fr) minmax(0, 1.2fr);
  gap: 28px;
  align-items: start;
}

.steps-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

.steps-list li {
  display: grid;
  gap: 4px;
  padding: 18px 20px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.72);
}

.steps-list span {
  color: var(--muted);
}

.product-tag {
  display: inline-flex;
  margin-bottom: 14px;
  padding: 5px 9px;
  border-radius: 999px;
  background: var(--accent-soft);
  color: #33596c;
  font-size: 0.82rem;
  font-weight: 700;
}

.clean-list {
  margin: 16px 0 0;
  padding-left: 18px;
  color: var(--muted);
}

.clean-list li + li {
  margin-top: 8px;
}

.table-wrap {
  overflow-x: auto;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.catalog-table {
  width: 100%;
  min-width: 680px;
  border-collapse: collapse;
}

.catalog-table th,
.catalog-table td {
  padding: 16px 18px;
  text-align: left;
  border-bottom: 1px solid var(--line);
}

.catalog-table th {
  font-size: 0.9rem;
  color: var(--muted);
  font-weight: 600;
}

.catalog-table tbody tr:last-child td {
  border-bottom: 0;
}

.two-column {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.contact-layout {
  grid-template-columns: minmax(0, 0.95fr) minmax(0, 1.05fr);
}

.contact-card-dark {
  background: var(--dark);
  border-color: var(--dark);
  color: #ffffff;
}

.contact-lines {
  display: grid;
  gap: 12px;
  margin-top: 20px;
}

.contact-lines a,
.contact-lines span {
  color: rgba(255, 255, 255, 0.88);
}

.mail-template {
  margin-top: 18px;
  padding: 18px;
  border-radius: 10px;
  background: rgba(217, 232, 240, 0.32);
  border: 1px solid rgba(110, 169, 198, 0.22);
}

.site-footer {
  padding: 24px 0 28px;
  background: var(--dark);
  color: #ffffff;
}

.site-footer p,
.site-footer a {
  margin: 0;
  color: rgba(255, 255, 255, 0.72);
}

.site-footer a {
  display: block;
}

.footer-copy {
  white-space: nowrap;
}

@media (max-width: 920px) {
  .hero-grid,
  .steps-grid,
  .contact-layout,
  .two-column,
  .feature-grid,
  .audience-grid,
  .product-grid {
    grid-template-columns: 1fr;
  }

  .footer-row,
  .section-head {
    align-items: flex-start;
    flex-direction: column;
  }
}

@media (max-width: 760px) {
  .header-row {
    flex-wrap: wrap;
    min-height: auto;
    padding: 18px 0;
  }

  .menu-toggle {
    display: inline-flex;
  }

  .main-nav {
    display: none;
    width: 100%;
    flex-direction: column;
    align-items: flex-start;
    gap: 14px;
    padding-top: 6px;
  }

  .main-nav.is-open {
    display: flex;
  }

  .hero,
  .page-banner {
    padding: 48px 0 36px;
  }

  .hero-visual {
    min-height: 360px;
  }

  .hero-bottle-image {
    max-height: 320px;
  }

  .section {
    padding: 18px 0 42px;
  }

  .button-row {
    flex-direction: column;
  }

  .button {
    width: 100%;
  }
}