:root {
  --ink: #111827;
  --ink-soft: #4b5563;
  --muted: #6b7280;
  --line: #e5e7eb;
  --soft: #f7f9fc;
  --white: #ffffff;
  --blue: #075fb9;
  --blue-dark: #034d98;
  --blue-soft: #eaf4ff;
  --radius: 22px;
  --radius-sm: 14px;
  --shadow: 0 18px 50px rgba(15, 23, 42, 0.08);
  --container: 1160px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: Inter, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: var(--ink);
  background: var(--white);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}
img { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button, input, select, textarea { font: inherit; }
button { color: inherit; }
.container { width: min(calc(100% - 40px), var(--container)); margin-inline: auto; }
.narrow { max-width: 760px; }
.section-pad { padding: 104px 0; }
.section-pad-sm { padding: 72px 0 64px; }
.section-soft { background: var(--soft); }

h1, h2, h3, p { margin-top: 0; }
h1, h2, h3 { line-height: 1.12; letter-spacing: -0.035em; }
h1 { font-size: clamp(3rem, 7vw, 5.7rem); margin-bottom: 28px; }
h2 { font-size: clamp(2rem, 4.5vw, 3.6rem); margin-bottom: 22px; }
h3 { font-size: 1.18rem; margin-bottom: 10px; }
p { color: var(--ink-soft); }
.lead { font-size: clamp(1.08rem, 1.6vw, 1.28rem); max-width: 650px; margin-bottom: 34px; }
.lead-sm { font-size: 1.08rem; margin-bottom: 28px; }
.eyebrow {
  display: inline-block;
  margin-bottom: 18px;
  font-size: .78rem;
  font-weight: 800;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--blue);
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(255,255,255,.94);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid rgba(229,231,235,.8);
}
.navbar { min-height: 78px; display: flex; align-items: center; }
.nav-container { display: flex; align-items: center; justify-content: space-between; gap: 36px; }
.brand img { width: 178px; height: auto; }
.nav-links { list-style: none; margin: 0; padding: 0; display: flex; align-items: center; gap: 28px; }
.nav-links a { color: #374151; font-size: .95rem; font-weight: 650; transition: color .2s ease; }
.nav-links a:hover, .nav-links a.active { color: var(--blue); }
.nav-links .nav-cta { color: white; background: var(--ink); padding: 11px 17px; border-radius: 999px; }
.nav-links .nav-cta:hover { color: white; background: var(--blue); }
.hamburger { display: none; border: 0; background: transparent; width: 44px; height: 44px; padding: 10px; cursor: pointer; }
.hamburger span { display: block; height: 2px; background: var(--ink); margin: 5px 0; transition: .2s ease; }

.hero { overflow: hidden; background: linear-gradient(180deg, #fbfdff 0%, #ffffff 100%); }
.hero-grid { display: grid; grid-template-columns: 1.03fr .97fr; align-items: center; gap: 72px; min-height: 660px; }
.hero-copy { padding-right: 10px; }
.button-row { display: flex; flex-wrap: wrap; gap: 14px; align-items: center; }
.button-row.centered { justify-content: center; }
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 50px;
  padding: 0 24px;
  border: 1px solid transparent;
  border-radius: 999px;
  font-size: .95rem;
  font-weight: 750;
  transition: transform .18s ease, box-shadow .18s ease, background .18s ease, border-color .18s ease;
}
.btn:hover { transform: translateY(-1px); }
.btn-primary { background: var(--blue); color: white; box-shadow: 0 10px 26px rgba(7,95,185,.18); }
.btn-primary:hover { background: var(--blue-dark); box-shadow: 0 12px 30px rgba(7,95,185,.24); }
.btn-secondary { background: white; border-color: var(--line); color: var(--ink); }
.btn-secondary:hover { border-color: #cbd5e1; box-shadow: 0 10px 24px rgba(15,23,42,.07); }
.btn-wide { width: 100%; }

.hero-facts { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; margin-top: 48px; padding-top: 28px; border-top: 1px solid var(--line); }
.hero-facts div { display: grid; gap: 3px; }
.hero-facts strong { font-size: .96rem; }
.hero-facts span { color: var(--muted); font-size: .78rem; line-height: 1.4; }
.hero-visual { display: flex; justify-content: center; }
.product-stage { position: relative; width: min(100%, 520px); border-radius: 38px; background: radial-gradient(circle at 50% 40%, #ffffff 0, #f4f8fc 66%, #edf2f7 100%); padding: 28px; box-shadow: inset 0 0 0 1px #eef2f6; }
.hero-product-image { width: 100%; border-radius: 22px; filter: drop-shadow(0 18px 24px rgba(15,23,42,.12)); }

.section-heading { max-width: 690px; margin: 0 auto 52px; text-align: center; }
.section-heading p { margin-bottom: 0; }
.section-heading.left { margin-left: 0; text-align: left; }
.feature-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.feature-card { background: white; border: 1px solid var(--line); border-radius: var(--radius); padding: 34px; }
.feature-number { display: inline-flex; width: 44px; height: 44px; align-items: center; justify-content: center; border-radius: 12px; background: var(--blue-soft); color: var(--blue); font-weight: 800; font-size: .78rem; margin-bottom: 26px; }
.feature-card p { margin-bottom: 0; }

.split-feature { display: grid; grid-template-columns: .9fr 1.1fr; gap: 76px; align-items: center; }
.clean-list { list-style: none; padding: 0; margin: 28px 0 30px; display: grid; gap: 14px; }
.clean-list li { position: relative; padding-left: 30px; color: #374151; }
.clean-list li::before { content: "✓"; position: absolute; left: 0; top: 0; color: var(--blue); font-weight: 800; }
.text-link { font-weight: 750; color: var(--blue); }
.text-link span { transition: transform .2s ease; display: inline-block; }
.text-link:hover span { transform: translateX(4px); }
.split-image { background: var(--soft); border-radius: 32px; padding: 24px; }
.split-image img { border-radius: 18px; }
.mission-band { background: #0d1728; color: white; text-align: center; }
.mission-band .eyebrow { color: #7dc0ff; }
.mission-band h2 { color: white; }
.mission-band p { color: #c9d3df; font-size: 1.08rem; margin-bottom: 0; }
.cta-card { display: flex; align-items: center; justify-content: space-between; gap: 40px; padding: 44px 48px; border: 1px solid var(--line); border-radius: 28px; background: linear-gradient(135deg, #ffffff 0%, #f4f8fc 100%); }
.cta-card h2 { font-size: clamp(2rem, 3.5vw, 3rem); margin-bottom: 10px; }
.cta-card p { margin-bottom: 0; }

.product-hero { background: linear-gradient(180deg, #fbfdff 0%, #ffffff 100%); }
.product-grid { display: grid; grid-template-columns: 1.05fr .95fr; gap: 72px; align-items: center; }
.product-gallery { min-width: 0; }
.main-product-image { aspect-ratio: 1 / 1; border-radius: 28px; overflow: hidden; background: var(--soft); border: 1px solid var(--line); }
.main-product-image img { width: 100%; height: 100%; object-fit: contain; background: #fff; }
.thumbnail-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; margin-top: 14px; }
.thumbnail { padding: 0; border: 1px solid var(--line); border-radius: 13px; overflow: hidden; cursor: pointer; background: white; transition: border-color .18s ease, box-shadow .18s ease; }
.thumbnail:hover, .thumbnail.active { border-color: var(--blue); box-shadow: 0 0 0 2px rgba(7,95,185,.08); }
.thumbnail img { aspect-ratio: 1/1; width: 100%; height: 100%; object-fit: contain; background: #fff; }
.product-information h1 { font-size: clamp(2.8rem, 5vw, 4.8rem); margin-bottom: 8px; }
.product-subtitle { color: var(--blue); font-weight: 650; margin-bottom: 24px; }
.spec-strip { display: grid; grid-template-columns: repeat(3, 1fr); margin: 34px 0 28px; border: 1px solid var(--line); border-radius: 18px; overflow: hidden; }
.spec-strip div { padding: 18px 16px; display: grid; gap: 3px; text-align: center; }
.spec-strip div + div { border-left: 1px solid var(--line); }
.spec-strip strong { font-size: 1.05rem; }
.spec-strip span { color: var(--muted); font-size: .77rem; }
.product-bullets { display: grid; gap: 11px; margin-bottom: 30px; }
.product-bullets div { display: flex; align-items: center; gap: 10px; color: #374151; }
.product-bullets span { color: var(--blue); font-weight: 800; }
.microcopy { font-size: .78rem; text-align: center; margin: 10px 0 0; }
.ingredient-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; }
.ingredient-card { padding: 38px; background: white; border: 1px solid var(--line); border-radius: var(--radius); }
.ingredient-card p { margin-bottom: 0; }
.ingredient-kicker { display: block; color: var(--blue); text-transform: uppercase; letter-spacing: .12em; font-size: .72rem; font-weight: 800; margin-bottom: 18px; }
.label-layout { display: grid; grid-template-columns: .78fr 1.22fr; gap: 70px; align-items: center; }
.detail-list { margin-top: 30px; border-top: 1px solid var(--line); }
.detail-list div { display: flex; justify-content: space-between; gap: 30px; padding: 17px 0; border-bottom: 1px solid var(--line); }
.detail-list span { color: var(--muted); }
.detail-list strong { text-align: right; }
.label-image { border: 1px solid var(--line); border-radius: 22px; padding: 18px; background: white; box-shadow: var(--shadow); }
.label-image img { width: 100%; }
.two-column-info { display: grid; grid-template-columns: 1fr 1fr; gap: 28px; }
.info-block { background: white; border: 1px solid var(--line); border-radius: var(--radius); padding: 38px; }
.info-block p:last-child { margin-bottom: 0; }
.faq-wrap { max-width: 860px; }
.faq-list { border-top: 1px solid var(--line); }
.faq { border-bottom: 1px solid var(--line); }
.faq-question { width: 100%; border: 0; background: transparent; padding: 24px 0; display: flex; align-items: center; justify-content: space-between; gap: 18px; text-align: left; cursor: pointer; font-weight: 750; }
.faq-icon { font-size: 1.5rem; color: var(--blue); font-weight: 400; transition: transform .18s ease; }
.faq.open .faq-icon { transform: rotate(45deg); }
.faq-answer { display: grid; grid-template-rows: 0fr; transition: grid-template-rows .24s ease; }
.faq-answer > p { overflow: hidden; margin: 0; }
.faq.open .faq-answer { grid-template-rows: 1fr; }
.faq.open .faq-answer > p { padding-bottom: 24px; }

.page-hero { background: linear-gradient(180deg, #fbfdff 0%, #ffffff 100%); text-align: center; border-bottom: 1px solid #f0f2f5; }
.page-hero h1 { font-size: clamp(2.8rem, 6vw, 5rem); margin-bottom: 16px; }
.page-hero p { font-size: 1.1rem; margin-bottom: 0; }
.contact-grid { display: grid; grid-template-columns: .82fr 1.18fr; gap: 72px; align-items: start; }
.contact-info > p a, .legal-content a, .form-note a { color: var(--blue); font-weight: 650; }
.contact-card { padding: 22px 0; border-top: 1px solid var(--line); }
.contact-card:first-of-type { margin-top: 36px; }
.contact-card:last-child { border-bottom: 1px solid var(--line); }
.contact-card p { margin-bottom: 0; font-size: .94rem; }
.contact-form-container { background: white; border: 1px solid var(--line); border-radius: 26px; padding: 36px; box-shadow: var(--shadow); }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.form-group { margin-bottom: 20px; }
.form-group label { display: block; margin-bottom: 8px; font-size: .86rem; font-weight: 700; color: #374151; }
.form-group input, .form-group select, .form-group textarea { width: 100%; border: 1px solid #d7dce2; border-radius: 12px; background: white; color: var(--ink); padding: 13px 14px; outline: none; transition: border-color .18s ease, box-shadow .18s ease; }
.form-group textarea { resize: vertical; min-height: 170px; }
.form-group input:focus, .form-group select:focus, .form-group textarea:focus { border-color: var(--blue); box-shadow: 0 0 0 4px rgba(7,95,185,.09); }
.hp-field { position: absolute !important; left: -9999px !important; width: 1px; height: 1px; overflow: hidden; }
.form-note { font-size: .8rem; text-align: center; margin: 12px 0 0; }

.legal-content { max-width: 800px; }
.legal-date { padding-bottom: 24px; border-bottom: 1px solid var(--line); margin-bottom: 34px; }
.legal-content h2 { font-size: 1.55rem; margin: 38px 0 12px; }
.legal-content p { margin-bottom: 16px; }
.legal-content ul { color: var(--ink-soft); }

.site-footer { background: #0f172a; color: white; padding: 64px 0 24px; }
.footer-grid { display: grid; grid-template-columns: 1.5fr .7fr .8fr; gap: 70px; padding-bottom: 46px; }
.footer-brand img { width: 190px; filter: brightness(0) invert(1); opacity: .95; margin-bottom: 20px; }
.footer-brand p { max-width: 360px; }
.site-footer h3 { font-size: .88rem; letter-spacing: .02em; margin-bottom: 16px; }
.site-footer a, .site-footer p, .footer-bottom { color: #aab5c5; }
.site-footer a { display: block; margin: 8px 0; transition: color .18s ease; }
.site-footer a:hover { color: white; }
.footer-bottom { border-top: 1px solid rgba(255,255,255,.12); padding-top: 22px; display: flex; justify-content: space-between; gap: 30px; font-size: .73rem; }
.footer-bottom span:last-child { text-align: right; max-width: 500px; }

.form-result-page { min-height: 100vh; display: grid; place-items: center; padding: 30px; background: var(--soft); }
.form-result-card { width: min(100%, 620px); padding: 50px; border-radius: 28px; background: white; border: 1px solid var(--line); box-shadow: var(--shadow); text-align: center; }
.result-logo { width: 190px; margin: 0 auto 32px; }
.form-result-card h1 { font-size: clamp(2rem, 6vw, 3.2rem); margin-bottom: 18px; }
.form-result-card p { margin-bottom: 30px; }
.form-result-card a:not(.btn) { color: var(--blue); font-weight: 650; }
.result-errors { text-align: left; color: #7f1d1d; background: #fff7f7; border: 1px solid #fecaca; border-radius: 14px; padding: 16px 20px 16px 38px; margin: 0 0 28px; }

.reveal { opacity: 0; transform: translateY(14px); transition: opacity .6s ease, transform .6s ease; }
.reveal.visible { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { scroll-behavior: auto !important; transition: none !important; animation: none !important; }
  .reveal { opacity: 1; transform: none; }
}

@media (max-width: 900px) {
  .section-pad { padding: 82px 0; }
  .hero-grid, .product-grid, .split-feature, .label-layout, .contact-grid { grid-template-columns: 1fr; gap: 48px; }
  .hero-grid { min-height: auto; }
  .hero-copy { padding-right: 0; }
  .hero-visual { order: -1; }
  .product-stage { max-width: 480px; }
  .feature-grid { grid-template-columns: 1fr; }
  .two-column-info { grid-template-columns: 1fr; }
  .cta-card { align-items: flex-start; flex-direction: column; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .footer-brand { grid-column: 1 / -1; }
}

@media (max-width: 720px) {
  .container { width: min(calc(100% - 30px), var(--container)); }
  .section-pad { padding: 68px 0; }
  .section-pad-sm { padding: 54px 0 50px; }
  .navbar { min-height: 70px; }
  .brand img { width: 150px; }
  .hamburger { display: block; }
  .nav-links {
    position: absolute;
    top: 70px;
    left: 15px;
    right: 15px;
    display: none;
    flex-direction: column;
    align-items: stretch;
    gap: 2px;
    padding: 12px;
    background: white;
    border: 1px solid var(--line);
    border-radius: 16px;
    box-shadow: var(--shadow);
  }
  .nav-links.open { display: flex; }
  .nav-links a { display: block; padding: 12px 14px; border-radius: 10px; }
  .nav-links .nav-cta { text-align: center; margin-top: 4px; }
  .hamburger.active span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
  .hamburger.active span:nth-child(2) { opacity: 0; }
  .hamburger.active span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }
  h1 { font-size: clamp(2.55rem, 13vw, 4rem); }
  h2 { font-size: clamp(2rem, 9vw, 2.8rem); }
  .hero-facts { grid-template-columns: 1fr; gap: 14px; }
  .hero-facts div { padding-bottom: 14px; border-bottom: 1px solid var(--line); }
  .hero-facts div:last-child { border-bottom: 0; }
  .product-stage { padding: 14px; border-radius: 24px; }
  .feature-card, .ingredient-card, .info-block { padding: 28px; }
  .spec-strip { grid-template-columns: 1fr; }
  .spec-strip div + div { border-left: 0; border-top: 1px solid var(--line); }
  .thumbnail-grid { gap: 8px; }
  .detail-list div { flex-direction: column; gap: 3px; }
  .detail-list strong { text-align: left; }
  .form-row { grid-template-columns: 1fr; gap: 0; }
  .contact-form-container { padding: 26px 20px; }
  .cta-card { padding: 34px 28px; }
  .footer-grid { grid-template-columns: 1fr; gap: 34px; }
  .footer-brand { grid-column: auto; }
  .footer-bottom { flex-direction: column; }
  .footer-bottom span:last-child { text-align: left; }
  .form-result-card { padding: 36px 24px; }
}