:root {
  color-scheme: light;
  font-synthesis: none;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
  --container: 1240px;
  --radius: 8px;
  --radius-sm: 4px;
  --shadow: 0 18px 60px rgba(11, 30, 49, 0.12);
  --shadow-soft: 0 12px 32px rgba(11, 30, 49, 0.08);
  --line: rgba(16, 37, 55, 0.16);
  --text: #102737;
  --muted: #5d6d78;
  --paper: #f7f8f5;
  --white: #ffffff;
  --accent: #0c66e4;
  --accent-ink: #ffffff;
  --accent-soft: #e9f1fc;
  --secondary: #f05a3c;
  --header-bg: rgba(247, 248, 245, 0.92);
  --header-ink: #102737;
  --font-sans: "Avenir Next", Avenir, "Segoe UI", Helvetica, Arial, sans-serif;
  --font-serif: "Iowan Old Style", "Baskerville", "Times New Roman", serif;
  --font-mono: "SFMono-Regular", Consolas, "Liberation Mono", monospace;
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: 108px;
}

body {
  margin: 0;
  min-width: 320px;
  color: var(--text);
  background: var(--paper);
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.65;
}

body.drawer-open {
  overflow: hidden;
}

body[data-site="future"] {
  --text: #0b2239;
  --muted: #566977;
  --paper: #f4f7f9;
  --accent: #1268e8;
  --accent-soft: #e7f0ff;
  --secondary: #f07c35;
  --line: rgba(11, 34, 57, 0.15);
  --header-bg: rgba(244, 247, 249, 0.94);
}

body[data-site="waterdrop"] {
  --text: #183c3d;
  --muted: #607474;
  --paper: #f8f6ef;
  --accent: #0c7772;
  --accent-ink: #ffffff;
  --accent-soft: #dcefeb;
  --secondary: #eb684a;
  --line: rgba(24, 60, 61, 0.16);
  --header-bg: rgba(248, 246, 239, 0.94);
  --white: #fffefa;
}

body[data-site="dpeptide"] {
  --text: #0d2740;
  --muted: #5b6c7d;
  --paper: #f3f6f8;
  --accent: #087fa6;
  --accent-soft: #dceff5;
  --secondary: #19a37b;
  --line: rgba(13, 39, 64, 0.16);
  --header-bg: rgba(243, 246, 248, 0.94);
}

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

img {
  height: auto;
}

a {
  color: inherit;
  text-decoration-thickness: 1px;
  text-underline-offset: 0.18em;
}

p,
h1,
h2,
h3,
h4,
ul,
ol,
dl {
  margin-top: 0;
}

h1,
h2,
h3,
h4 {
  color: inherit;
  font-weight: 650;
  letter-spacing: 0;
  line-height: 1.08;
}

h1 {
  font-size: clamp(2.7rem, 5.7vw, 5.7rem);
  max-width: 14ch;
}

h2 {
  font-size: clamp(2rem, 4vw, 3.8rem);
}

h3 {
  font-size: 1.25rem;
}

button,
input,
select,
textarea {
  font: inherit;
}

button {
  color: inherit;
}

button,
a {
  -webkit-tap-highlight-color: transparent;
}

::selection {
  color: var(--accent-ink);
  background: var(--accent);
}

:focus-visible {
  outline: 3px solid color-mix(in srgb, var(--accent) 64%, white);
  outline-offset: 3px;
}

.skip-link {
  position: fixed;
  z-index: 200;
  top: 10px;
  left: 10px;
  padding: 10px 14px;
  color: white;
  background: #111;
  transform: translateY(-180%);
}

.skip-link:focus {
  transform: none;
}

.container {
  width: min(calc(100% - 48px), var(--container));
  margin-inline: auto;
}

.container.narrow {
  max-width: 880px;
}

.icon {
  width: 1.15em;
  height: 1.15em;
  flex: 0 0 auto;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.8;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.topbar {
  color: rgba(255, 255, 255, 0.83);
  background: #0b2239;
  font-size: 0.76rem;
}

[data-site="waterdrop"] .topbar {
  background: #183c3d;
}

[data-site="dpeptide"] .topbar {
  background: #0d2740;
}

.topbar-inner {
  display: flex;
  min-height: 34px;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}

.topbar-group {
  display: flex;
  align-items: center;
  gap: 22px;
}

.topbar a,
.topbar span {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.topbar a {
  text-decoration: none;
}

.topbar a:hover {
  color: #fff;
}

.site-header {
  position: sticky;
  z-index: 100;
  top: 0;
  background: var(--header-bg);
  border-bottom: 1px solid transparent;
  backdrop-filter: blur(14px);
  transition: border-color 160ms ease, box-shadow 160ms ease;
}

.site-header.is-scrolled {
  border-color: var(--line);
  box-shadow: 0 8px 28px rgba(12, 39, 57, 0.08);
}

.header-inner {
  display: flex;
  min-height: 76px;
  align-items: center;
  gap: 28px;
}

.site-logo {
  display: inline-flex;
  min-width: 156px;
  align-items: center;
  gap: 10px;
  text-decoration: none;
}

.logo-image {
  width: auto;
  max-width: 150px;
  height: 42px;
  object-fit: contain;
  object-position: left center;
}

[data-site="waterdrop"] .logo-image {
  width: auto;
  max-width: 166px;
  height: 40px;
  object-fit: contain;
  object-position: left center;
}

.logo-text {
  display: none;
  font-family: var(--font-mono);
  font-size: 0.74rem;
  font-weight: 700;
  line-height: 1.1;
  text-transform: uppercase;
}

.main-nav {
  display: flex;
  flex: 1;
  align-items: center;
  justify-content: flex-end;
  gap: 22px;
}

.main-nav a:not(.button) {
  position: relative;
  color: var(--muted);
  font-size: 0.86rem;
  font-weight: 600;
  text-decoration: none;
  white-space: nowrap;
}

.main-nav a:not(.button):hover,
.main-nav a[aria-current="page"] {
  color: var(--text);
}

.main-nav a[aria-current="page"]::after {
  position: absolute;
  right: 0;
  bottom: -10px;
  left: 0;
  height: 2px;
  background: var(--accent);
  content: "";
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 8px;
}

.nav-toggle {
  display: none;
  width: 44px;
  height: 44px;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: transparent;
}

.button {
  display: inline-flex;
  min-height: 46px;
  align-items: center;
  justify-content: center;
  gap: 9px;
  padding: 11px 18px;
  border: 1px solid transparent;
  border-radius: var(--radius-sm);
  font-size: 0.87rem;
  font-weight: 700;
  line-height: 1.1;
  text-decoration: none;
  transition: transform 150ms ease, background 150ms ease, border-color 150ms ease;
}

.button:hover {
  transform: translateY(-1px);
}

.button-primary {
  color: var(--accent-ink);
  background: var(--accent);
  border-color: var(--accent);
}

.button-primary:hover {
  background: color-mix(in srgb, var(--accent) 88%, black);
}

.button-secondary {
  color: var(--text);
  background: var(--white);
  border-color: var(--line);
}

.button-secondary:hover {
  border-color: color-mix(in srgb, var(--accent) 45%, var(--line));
}

.button-quiet {
  color: var(--muted);
  background: transparent;
}

.button-light {
  color: #0b2239;
  background: #fff;
  border-color: #fff;
}

.button-outline-light {
  color: #fff;
  background: transparent;
  border-color: rgba(255, 255, 255, 0.42);
}

.button-small {
  min-height: 38px;
  padding: 8px 13px;
  font-size: 0.78rem;
}

.brief-trigger {
  position: relative;
}

.brief-count {
  display: inline-grid;
  width: 20px;
  height: 20px;
  place-items: center;
  border-radius: 50%;
  color: var(--accent-ink);
  background: var(--accent);
  font-size: 0.66rem;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  margin-bottom: 20px;
  color: var(--accent);
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 700;
  line-height: 1.2;
  text-transform: uppercase;
}

.eyebrow::before {
  width: 28px;
  height: 1px;
  background: currentColor;
  content: "";
}

.hero {
  position: relative;
}

.hero-kicker {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  margin-bottom: 22px;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
}

.hero-kicker span {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.hero-kicker span + span::before {
  width: 4px;
  height: 4px;
  margin-right: 4px;
  border-radius: 50%;
  background: currentColor;
  content: "";
  opacity: 0.7;
}

.hero-copy p,
.page-hero p {
  max-width: 64ch;
  color: var(--muted);
  font-size: clamp(1rem, 1.5vw, 1.2rem);
}

.button-row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 26px;
}

.text-link {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  color: var(--accent);
  font-size: 0.88rem;
  font-weight: 700;
  text-decoration: none;
}

.text-link:hover {
  text-decoration: underline;
}

.future-hero {
  min-height: 740px;
  overflow: hidden;
  color: #fff;
  background:
    linear-gradient(90deg, rgba(4, 19, 34, 0.94) 0%, rgba(4, 19, 34, 0.83) 42%, rgba(4, 19, 34, 0.18) 73%, rgba(4, 19, 34, 0.32) 100%),
    url("img/factory-quality.webp") right center / cover no-repeat;
}

.future-hero::after {
  position: absolute;
  right: -12vw;
  bottom: 0;
  width: 55vw;
  height: 1px;
  background: rgba(255, 255, 255, 0.22);
  content: "";
  transform: rotate(-14deg);
  transform-origin: right;
}

.future-hero .hero-inner {
  position: relative;
  z-index: 1;
  display: grid;
  min-height: 740px;
  grid-template-columns: minmax(0, 1.1fr) minmax(300px, 0.9fr);
  align-items: center;
  gap: 50px;
  padding-block: 90px;
}

.future-hero .hero-copy {
  max-width: 720px;
}

.future-hero h1 {
  max-width: 12ch;
}

.future-hero p {
  color: rgba(255, 255, 255, 0.78);
}

.future-hero .hero-kicker {
  color: #9cc6ff;
}

.hero-product-stage {
  position: relative;
  display: flex;
  min-height: 510px;
  align-items: flex-end;
  justify-content: flex-end;
}

.hero-product-stage img {
  width: min(100%, 500px);
  filter: drop-shadow(0 30px 50px rgba(0, 0, 0, 0.32));
}

.hero-product-note {
  position: absolute;
  right: 0;
  bottom: 36px;
  width: 222px;
  padding: 16px;
  color: #0b2239;
  background: rgba(255, 255, 255, 0.94);
  border-left: 3px solid var(--secondary);
  font-size: 0.75rem;
  line-height: 1.45;
}

.hero-product-note strong {
  display: block;
  margin-bottom: 3px;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  text-transform: uppercase;
}

.hero-facts {
  display: flex;
  flex-wrap: wrap;
  gap: 18px 30px;
  padding-top: 28px;
  border-top: 1px solid rgba(255, 255, 255, 0.2);
}

.hero-facts div {
  display: grid;
  gap: 2px;
}

.hero-facts strong {
  color: #fff;
  font-size: 0.92rem;
}

.hero-facts span {
  color: rgba(255, 255, 255, 0.6);
  font-size: 0.72rem;
}

.waterdrop-hero {
  min-height: 720px;
  overflow: hidden;
  background: #eef3e9;
}

.waterdrop-hero .hero-inner {
  display: grid;
  min-height: 720px;
  grid-template-columns: minmax(0, 1.02fr) minmax(360px, 0.98fr);
  align-items: center;
  gap: 64px;
  padding-block: 72px;
}

.waterdrop-hero .hero-copy {
  max-width: 690px;
}

.waterdrop-hero h1 {
  max-width: 11ch;
  font-family: var(--font-serif);
  font-size: clamp(3.4rem, 6.8vw, 6.8rem);
  font-weight: 500;
  line-height: 0.96;
}

.waterdrop-hero .hero-kicker {
  color: #0b6d68;
}

.hero-formula-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-top: 28px;
  padding: 8px 11px;
  color: #0b6d68;
  background: rgba(255, 255, 255, 0.64);
  border: 1px solid rgba(12, 119, 114, 0.22);
  border-radius: 999px;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
}

.waterdrop-visual {
  position: relative;
  align-self: stretch;
}

.waterdrop-visual::before {
  position: absolute;
  inset: 12% -8% 5% 8%;
  background: #b8dcd7;
  border-radius: 48% 48% 4px 4px;
  content: "";
}

.waterdrop-visual::after {
  position: absolute;
  top: 7%;
  left: 0;
  width: 32%;
  aspect-ratio: 1;
  border: 1px solid rgba(24, 60, 61, 0.22);
  border-radius: 50%;
  content: "";
}

.waterdrop-visual img {
  position: absolute;
  z-index: 1;
  right: 2%;
  bottom: 0;
  width: min(86%, 560px);
  max-height: 660px;
  object-fit: contain;
  object-position: bottom center;
}

.visual-caption {
  position: absolute;
  z-index: 2;
  bottom: 6%;
  left: 0;
  max-width: 205px;
  padding: 14px 16px;
  color: #183c3d;
  background: #fffdf6;
  border: 1px solid rgba(24, 60, 61, 0.18);
  font-size: 0.76rem;
  line-height: 1.45;
}

.visual-caption strong {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  text-transform: uppercase;
}

.dpeptide-hero {
  min-height: 760px;
  overflow: hidden;
  color: #fff;
  background:
    linear-gradient(90deg, rgba(5, 24, 43, 0.97) 0%, rgba(5, 24, 43, 0.88) 48%, rgba(5, 24, 43, 0.28) 80%, rgba(5, 24, 43, 0.48) 100%),
    url("img/factory-campus.webp") center 38% / cover no-repeat;
}

.dpeptide-hero .hero-inner {
  display: grid;
  min-height: 760px;
  grid-template-columns: minmax(0, 1.05fr) minmax(270px, 0.6fr);
  align-items: end;
  gap: 70px;
  padding-block: 100px 82px;
}

.dpeptide-hero .hero-copy {
  max-width: 770px;
}

.dpeptide-hero h1 {
  max-width: 12ch;
}

.dpeptide-hero p {
  color: rgba(255, 255, 255, 0.76);
}

.dpeptide-hero .hero-kicker {
  color: #62d6e9;
}

.verification-panel {
  position: relative;
  padding: 24px 22px;
  color: #0d2740;
  background: rgba(255, 255, 255, 0.94);
  border-top: 4px solid #19a37b;
}

.verification-panel h2 {
  margin: 9px 0 18px;
  font-size: 1.45rem;
}

.verification-panel p {
  color: #5b6c7d;
  font-size: 0.84rem;
}

.verify-list {
  display: grid;
  gap: 0;
  margin: 18px 0 0;
  padding: 0;
  list-style: none;
}

.verify-list li {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  padding: 10px 0;
  border-top: 1px solid rgba(13, 39, 64, 0.12);
  font-size: 0.78rem;
}

.verify-list strong {
  color: #087fa6;
  font-family: var(--font-mono);
  font-size: 0.67rem;
  text-transform: uppercase;
}

.page-hero {
  padding: 82px 0 72px;
  background: var(--white);
  border-bottom: 1px solid var(--line);
}

.page-hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.25fr) minmax(280px, 0.75fr);
  align-items: end;
  gap: 70px;
}

.page-hero h1 {
  max-width: 15ch;
  margin-bottom: 22px;
  font-size: clamp(2.7rem, 5vw, 5rem);
}

.page-hero-aside {
  padding-left: 24px;
  border-left: 2px solid var(--accent);
}

.page-hero-aside p {
  margin-bottom: 0;
  font-size: 0.94rem;
}

.breadcrumbs {
  display: flex;
  flex-wrap: wrap;
  gap: 7px;
  margin-bottom: 28px;
  color: var(--muted);
  font-family: var(--font-mono);
  font-size: 0.68rem;
  text-transform: uppercase;
}

.breadcrumbs a {
  text-decoration: none;
}

.breadcrumbs a:hover {
  color: var(--accent);
}

.section {
  padding: 96px 0;
}

.section.compact {
  padding: 64px 0;
}

.section.white {
  background: var(--white);
}

.section.dark {
  color: #fff;
  background: #0b2239;
}

.section.dark p {
  color: rgba(255, 255, 255, 0.68);
}

.section.dark .eyebrow {
  color: #7fc2ff;
}

.section-head {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(260px, 0.7fr);
  align-items: end;
  gap: 60px;
  margin-bottom: 44px;
}

.section-head h2 {
  max-width: 14ch;
  margin-bottom: 0;
}

.section-head p {
  max-width: 52ch;
  margin-bottom: 4px;
  color: var(--muted);
  font-size: 0.98rem;
}

.section-head.center {
  display: block;
  max-width: 780px;
  margin: 0 auto 46px;
  text-align: center;
}

.section-head.center h2 {
  max-width: 18ch;
  margin: 0 auto 18px;
}

.section-head.center p {
  margin-inline: auto;
}

.grid {
  display: grid;
  gap: 18px;
}

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

.grid-3 {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.grid-4 {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.card {
  padding: 25px;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.card p:last-child {
  margin-bottom: 0;
}

.card-index {
  display: inline-flex;
  margin-bottom: 36px;
  color: var(--accent);
  font-family: var(--font-mono);
  font-size: 0.68rem;
  font-weight: 700;
}

.service-card {
  position: relative;
  overflow: hidden;
  min-height: 230px;
}

.service-card .icon {
  width: 28px;
  height: 28px;
  margin-bottom: 26px;
  color: var(--accent);
}

.service-card h3 {
  margin-bottom: 12px;
}

.service-card p {
  color: var(--muted);
  font-size: 0.9rem;
}

.service-card .text-link {
  margin-top: 20px;
}

.fact-strip {
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background: var(--white);
}

.fact-strip-inner {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
}

.fact {
  padding: 26px 28px;
  border-left: 1px solid var(--line);
}

.fact:last-child {
  border-right: 1px solid var(--line);
}

.fact strong {
  display: block;
  margin-bottom: 3px;
  color: var(--text);
  font-family: var(--font-mono);
  font-size: 1rem;
}

.fact span {
  color: var(--muted);
  font-size: 0.75rem;
}

.split {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  align-items: center;
  gap: 64px;
}

.split.reverse .split-media {
  order: 2;
}

.split-copy h2 {
  max-width: 13ch;
  margin-bottom: 24px;
}

.split-copy > p {
  color: var(--muted);
}

.media-frame {
  position: relative;
  min-height: 520px;
  overflow: hidden;
  background: #dce7eb;
  border-radius: var(--radius);
}

.media-frame img {
  width: 100%;
  height: 100%;
  min-height: 520px;
  object-fit: cover;
}

.media-caption {
  position: absolute;
  right: 16px;
  bottom: 16px;
  left: 16px;
  padding: 13px 15px;
  color: #fff;
  background: rgba(8, 27, 43, 0.8);
  font-size: 0.75rem;
  backdrop-filter: blur(8px);
}

.photo-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr 0.8fr;
  grid-template-rows: 220px 220px;
  gap: 12px;
}

.photo-grid figure {
  position: relative;
  overflow: hidden;
  margin: 0;
  border-radius: var(--radius);
}

.photo-grid figure:first-child {
  grid-row: 1 / -1;
}

.photo-grid img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 500ms ease;
}

.photo-grid figure:hover img {
  transform: scale(1.025);
}

.photo-grid figcaption {
  position: absolute;
  right: 0;
  bottom: 0;
  left: 0;
  padding: 30px 14px 12px;
  color: #fff;
  background: linear-gradient(transparent, rgba(4, 18, 30, 0.78));
  font-size: 0.72rem;
}

.steps {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 0;
  border-top: 1px solid var(--line);
}

.step {
  padding: 28px 24px 0 0;
  border-right: 1px solid var(--line);
}

.step + .step {
  padding-left: 24px;
}

.step:last-child {
  border-right: 0;
}

.step-number {
  display: grid;
  width: 34px;
  height: 34px;
  place-items: center;
  margin-bottom: 36px;
  color: var(--accent);
  border: 1px solid currentColor;
  border-radius: 50%;
  font-family: var(--font-mono);
  font-size: 0.68rem;
}

.step h3 {
  margin-bottom: 10px;
  font-size: 1.05rem;
}

.step p {
  color: var(--muted);
  font-size: 0.83rem;
}

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

.check-list li {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  color: var(--muted);
  font-size: 0.9rem;
}

.check-list .icon {
  margin-top: 4px;
  color: var(--accent);
}

.plain-list li {
  padding: 12px 0;
  border-top: 1px solid var(--line);
}

.doc-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
}

.doc-card {
  display: grid;
  min-height: 180px;
  align-content: space-between;
  padding: 20px;
  color: var(--text);
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  text-decoration: none;
}

.doc-card:hover {
  border-color: var(--accent);
}

.doc-card .icon {
  color: var(--accent);
}

.doc-card strong {
  display: block;
  margin-top: 30px;
}

.doc-card span {
  color: var(--muted);
  font-size: 0.76rem;
}

.trust-banner {
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: center;
  gap: 40px;
  padding: 34px;
  color: #fff;
  background: #0d2a43;
  border-radius: var(--radius);
}

.trust-banner h2 {
  max-width: 18ch;
  margin-bottom: 10px;
  font-size: clamp(1.8rem, 3vw, 2.7rem);
}

.trust-banner p {
  max-width: 58ch;
  margin-bottom: 0;
  color: rgba(255, 255, 255, 0.67);
}

.catalog-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  margin-bottom: 30px;
}

.filter-row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.filter-button {
  min-height: 38px;
  padding: 8px 13px;
  color: var(--muted);
  background: transparent;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  font-size: 0.78rem;
  font-weight: 700;
  cursor: pointer;
}

.filter-button.is-active {
  color: var(--accent-ink);
  background: var(--accent);
  border-color: var(--accent);
}

.catalog-search {
  position: relative;
  min-width: 260px;
}

.catalog-search .icon {
  position: absolute;
  top: 50%;
  left: 13px;
  color: var(--muted);
  transform: translateY(-50%);
}

.catalog-search input {
  width: 100%;
  min-height: 42px;
  padding: 10px 12px 10px 40px;
  color: var(--text);
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
}

.catalog-meta {
  margin-bottom: 17px;
  color: var(--muted);
  font-family: var(--font-mono);
  font-size: 0.68rem;
  text-transform: uppercase;
}

.product-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.product-card {
  display: flex;
  min-width: 0;
  flex-direction: column;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.product-media {
  position: relative;
  display: grid;
  min-height: 270px;
  place-items: center;
  overflow: hidden;
  padding: 24px;
  background: #edf3f5;
  border-bottom: 1px solid var(--line);
}

.product-media img {
  width: min(78%, 230px);
  max-height: 235px;
  object-fit: contain;
  transition: transform 300ms ease;
}

.product-card:hover .product-media img {
  transform: translateY(-3px);
}

.product-category {
  position: absolute;
  top: 12px;
  left: 12px;
  padding: 5px 8px;
  color: var(--text);
  background: rgba(255, 255, 255, 0.92);
  border: 1px solid var(--line);
  font-family: var(--font-mono);
  font-size: 0.62rem;
  font-weight: 700;
  text-transform: uppercase;
}

.formula-visual {
  display: grid;
  width: min(78%, 230px);
  aspect-ratio: 4 / 5;
  place-items: center;
  padding: 24px;
  background:
    linear-gradient(135deg, rgba(255, 255, 255, 0.94), rgba(255, 255, 255, 0.4)),
    repeating-linear-gradient(45deg, rgba(12, 119, 114, 0.14) 0 1px, transparent 1px 13px);
  border: 1px solid rgba(12, 119, 114, 0.22);
  border-radius: 48% 48% 8px 8px;
}

.formula-visual strong {
  font-family: var(--font-serif);
  font-size: 2rem;
  font-weight: 500;
  line-height: 1;
  text-align: center;
}

.formula-visual span {
  display: block;
  margin-top: 9px;
  color: var(--muted);
  font-family: var(--font-mono);
  font-size: 0.6rem;
  text-align: center;
  text-transform: uppercase;
}

.product-body {
  display: flex;
  flex: 1;
  flex-direction: column;
  padding: 20px;
}

.product-code {
  margin-bottom: 8px;
  color: var(--accent);
  font-family: var(--font-mono);
  font-size: 0.67rem;
  font-weight: 700;
}

.product-body h3 {
  margin-bottom: 9px;
}

.product-body p {
  flex: 1;
  color: var(--muted);
  font-size: 0.83rem;
}

.product-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin: 12px 0 18px;
}

.chip {
  display: inline-flex;
  padding: 4px 8px;
  color: var(--muted);
  background: var(--accent-soft);
  border-radius: 999px;
  font-size: 0.66rem;
  font-weight: 650;
}

.product-actions {
  display: flex;
  align-items: center;
  gap: 8px;
}

.product-actions .button {
  flex: 1;
}

.icon-button {
  display: inline-grid;
  width: 40px;
  height: 40px;
  flex: 0 0 auto;
  place-items: center;
  padding: 0;
  color: var(--muted);
  background: transparent;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  cursor: pointer;
}

.button.is-added {
  color: var(--accent);
  background: var(--accent-soft);
  border-color: color-mix(in srgb, var(--accent) 35%, white);
}

.product-card[hidden] {
  display: none;
}

.quote-shell {
  display: grid;
  grid-template-columns: minmax(0, 0.83fr) minmax(400px, 1.17fr);
  overflow: hidden;
  color: #fff;
  background: #0b2239;
  border-radius: var(--radius);
}

[data-site="waterdrop"] .quote-shell {
  color: #183c3d;
  background: #dcefeb;
}

[data-site="dpeptide"] .quote-shell {
  background: #0d2740;
}

.quote-aside {
  display: flex;
  min-height: 560px;
  flex-direction: column;
  justify-content: space-between;
  padding: 42px;
  background:
    linear-gradient(rgba(8, 28, 46, 0.78), rgba(8, 28, 46, 0.92)),
    url("img/factory-dispatch.webp") center / cover no-repeat;
}

[data-site="waterdrop"] .quote-aside {
  color: #fff;
  background:
    linear-gradient(rgba(10, 89, 85, 0.68), rgba(10, 89, 85, 0.94)),
    url("img/factory-quality.webp") center / cover no-repeat;
}

.quote-aside h2 {
  max-width: 11ch;
  font-size: clamp(2.2rem, 4vw, 4rem);
}

.quote-aside p {
  max-width: 42ch;
  color: rgba(255, 255, 255, 0.66);
}

[data-site="waterdrop"] .quote-aside p {
  color: rgba(255, 255, 255, 0.75);
}

.quote-contact {
  display: grid;
  gap: 8px;
  font-size: 0.82rem;
}

.quote-contact a {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: #fff;
  text-decoration: none;
}

.quote-form-wrap {
  padding: 42px;
  color: #fff;
}

[data-site="waterdrop"] .quote-form-wrap {
  color: #183c3d;
}

.quote-form-wrap h3 {
  margin-bottom: 7px;
  font-size: 1.7rem;
}

.quote-form-wrap > p {
  color: rgba(255, 255, 255, 0.6);
  font-size: 0.84rem;
}

[data-site="waterdrop"] .quote-form-wrap > p {
  color: #5e7775;
}

.form-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
  margin-top: 28px;
}

.field {
  display: grid;
  gap: 6px;
}

.field.full {
  grid-column: 1 / -1;
}

.field label,
.field-label {
  color: rgba(255, 255, 255, 0.66);
  font-family: var(--font-mono);
  font-size: 0.65rem;
  font-weight: 700;
  text-transform: uppercase;
}

[data-site="waterdrop"] .field label,
[data-site="waterdrop"] .field-label {
  color: #5e7775;
}

.field input,
.field select,
.field textarea {
  width: 100%;
  min-height: 46px;
  padding: 11px 12px;
  color: #0b2239;
  background: rgba(255, 255, 255, 0.95);
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: var(--radius-sm);
}

.field textarea {
  min-height: 100px;
  resize: vertical;
}

.selected-summary {
  padding: 12px 14px;
  color: rgba(255, 255, 255, 0.7);
  background: rgba(255, 255, 255, 0.07);
  border: 1px solid rgba(255, 255, 255, 0.14);
  font-size: 0.74rem;
}

[data-site="waterdrop"] .selected-summary {
  color: #486461;
  background: rgba(255, 255, 255, 0.42);
  border-color: rgba(24, 60, 61, 0.14);
}

.form-note {
  margin: 12px 0 0;
  color: rgba(255, 255, 255, 0.48);
  font-size: 0.68rem;
}

[data-site="waterdrop"] .form-note {
  color: #657d7a;
}

.form-result {
  margin-top: 20px;
}

.form-success {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 14px;
  padding: 18px;
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.17);
}

[data-site="waterdrop"] .form-success {
  background: rgba(255, 255, 255, 0.46);
  border-color: rgba(24, 60, 61, 0.16);
}

.form-success h3 {
  margin-bottom: 7px;
  font-size: 1.14rem;
}

.form-success p {
  color: rgba(255, 255, 255, 0.67);
  font-size: 0.8rem;
}

[data-site="waterdrop"] .form-success p {
  color: #5d7774;
}

.success-icon {
  display: grid;
  width: 34px;
  height: 34px;
  place-items: center;
  color: #0b2239;
  background: #7bd2b8;
  border-radius: 50%;
}

.faq-list {
  border-top: 1px solid var(--line);
}

.faq-item {
  border-bottom: 1px solid var(--line);
}

.faq-item summary {
  display: flex;
  min-height: 74px;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 17px 3px;
  font-size: 1rem;
  font-weight: 650;
  cursor: pointer;
  list-style: none;
}

.faq-item summary::-webkit-details-marker {
  display: none;
}

.faq-item summary::after {
  display: grid;
  width: 28px;
  height: 28px;
  flex: 0 0 auto;
  place-items: center;
  border: 1px solid var(--line);
  border-radius: 50%;
  content: "+";
  font-family: var(--font-mono);
  font-weight: 400;
}

.faq-item[open] summary::after {
  content: "−";
}

.faq-item p {
  max-width: 76ch;
  padding: 0 52px 22px 3px;
  color: var(--muted);
  font-size: 0.9rem;
}

.article-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.article-card {
  display: flex;
  min-height: 330px;
  flex-direction: column;
  padding: 25px;
  color: var(--text);
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  text-decoration: none;
}

.article-card:hover {
  border-color: var(--accent);
}

.article-card .article-type {
  color: var(--accent);
  font-family: var(--font-mono);
  font-size: 0.65rem;
  font-weight: 700;
  text-transform: uppercase;
}

.article-card h3 {
  margin: 44px 0 14px;
  font-size: 1.5rem;
}

.article-card p {
  flex: 1;
  color: var(--muted);
  font-size: 0.86rem;
}

.article-card time {
  color: var(--muted);
  font-family: var(--font-mono);
  font-size: 0.65rem;
}

.ingredient-index {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  border-top: 1px solid var(--line);
  border-left: 1px solid var(--line);
}

.ingredient-entry {
  display: grid;
  grid-template-columns: 96px 1fr auto;
  align-items: center;
  gap: 20px;
  padding: 24px;
  color: var(--text);
  background: var(--white);
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  text-decoration: none;
}

.ingredient-entry:hover {
  background: var(--accent-soft);
}

.ingredient-mark {
  display: grid;
  width: 76px;
  aspect-ratio: 1;
  place-items: center;
  color: var(--accent);
  border: 1px solid currentColor;
  border-radius: 50%;
  font-family: var(--font-serif);
  font-size: 1.38rem;
}

.ingredient-entry h3 {
  margin-bottom: 6px;
  font-size: 1.18rem;
}

.ingredient-entry p {
  margin-bottom: 0;
  color: var(--muted);
  font-size: 0.78rem;
}

.ingredient-entry .in {
  color: var(--muted);
  font-family: var(--font-mono);
  font-size: 0.62rem;
}

.article-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 290px;
  align-items: start;
  gap: 74px;
}

.article-body {
  max-width: 760px;
  min-width: 0;
}

.article-body > p:first-of-type {
  color: var(--text);
  font-size: 1.13rem;
}

.article-body p,
.article-body li {
  color: var(--muted);
}

.article-body h2 {
  margin: 46px 0 18px;
  font-size: clamp(1.8rem, 3vw, 2.6rem);
}

.article-body h3 {
  margin: 30px 0 12px;
}

.article-body ul,
.article-body ol {
  padding-left: 20px;
}

.article-body li + li {
  margin-top: 7px;
}

.note-box {
  margin: 28px 0;
  padding: 20px 22px;
  background: var(--accent-soft);
  border-left: 3px solid var(--accent);
  font-size: 0.88rem;
}

.note-box p:last-child {
  margin-bottom: 0;
}

.article-aside {
  position: sticky;
  top: 120px;
  padding: 22px;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.article-aside h2 {
  margin-bottom: 14px;
  font-size: 1.1rem;
}

.article-aside p {
  color: var(--muted);
  font-size: 0.8rem;
}

.article-aside .button {
  width: 100%;
  margin-top: 16px;
}

.spec-table,
.data-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.84rem;
}

.spec-table th,
.spec-table td,
.data-table th,
.data-table td {
  padding: 13px 14px;
  border-bottom: 1px solid var(--line);
  text-align: left;
  vertical-align: top;
}

.spec-table th,
.data-table th {
  color: var(--text);
  background: var(--accent-soft);
  font-family: var(--font-mono);
  font-size: 0.66rem;
  text-transform: uppercase;
}

.spec-table td:first-child {
  width: 30%;
  color: var(--text);
  font-weight: 650;
}

.table-wrap {
  width: 100%;
  max-width: 100%;
  overflow-x: auto;
  border: 1px solid var(--line);
}

.contact-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 18px;
}

.contact-card {
  display: grid;
  min-height: 210px;
  align-content: space-between;
  padding: 24px;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.contact-card .icon {
  color: var(--accent);
}

.contact-card h2 {
  margin: 30px 0 7px;
  font-size: 1.15rem;
}

.contact-card a,
.contact-card p {
  color: var(--muted);
  font-size: 0.84rem;
  overflow-wrap: anywhere;
}

.contact-card a {
  text-decoration: none;
}

.contact-card a:hover {
  color: var(--accent);
}

.company-facts {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0;
  border-top: 1px solid var(--line);
  border-left: 1px solid var(--line);
}

.company-fact {
  padding: 22px;
  background: var(--white);
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.company-fact dt {
  margin-bottom: 5px;
  color: var(--muted);
  font-family: var(--font-mono);
  font-size: 0.64rem;
  font-weight: 700;
  text-transform: uppercase;
}

.company-fact dd {
  margin: 0;
  color: var(--text);
  font-size: 0.92rem;
}

.stats-row {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 12px;
}

.stat {
  min-height: 150px;
  padding: 22px;
  background: var(--white);
  border: 1px solid var(--line);
}

.stat strong {
  display: block;
  margin-bottom: 12px;
  color: var(--accent);
  font-family: var(--font-serif);
  font-size: 2.3rem;
  font-weight: 500;
}

.stat span {
  color: var(--muted);
  font-size: 0.78rem;
}

.process-line {
  position: relative;
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 0;
  padding-top: 34px;
}

.process-line::before {
  position: absolute;
  top: 50px;
  right: 8%;
  left: 8%;
  height: 1px;
  background: var(--line);
  content: "";
}

.process-node {
  position: relative;
  padding-right: 12px;
  text-align: center;
}

.process-node::before {
  position: relative;
  z-index: 1;
  display: block;
  width: 13px;
  height: 13px;
  margin: 0 auto 26px;
  background: var(--paper);
  border: 2px solid var(--accent);
  border-radius: 50%;
  content: "";
}

.process-node strong {
  display: block;
  margin-bottom: 8px;
  font-size: 0.86rem;
}

.process-node span {
  color: var(--muted);
  font-size: 0.72rem;
}

.cta-band {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 40px;
  padding: 38px 42px;
  color: #fff;
  background: var(--accent);
  border-radius: var(--radius);
}

.cta-band h2 {
  max-width: 19ch;
  margin-bottom: 7px;
  font-size: clamp(1.7rem, 3vw, 2.8rem);
}

.cta-band p {
  margin-bottom: 0;
  color: rgba(255, 255, 255, 0.72);
  font-size: 0.87rem;
}

.site-footer {
  padding: 72px 0 24px;
  color: rgba(255, 255, 255, 0.68);
  background: #081c2c;
}

[data-site="waterdrop"] .site-footer {
  background: #183c3d;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 0.8fr 0.8fr 1fr;
  gap: 42px;
}

.footer-brand img {
  width: auto;
  max-width: 160px;
  height: 50px;
  object-fit: contain;
  object-position: left center;
}

[data-site="waterdrop"] .footer-brand img {
  width: auto;
  max-width: 180px;
  height: 52px;
  object-fit: contain;
  object-position: left center;
}

.footer-brand p {
  max-width: 38ch;
  margin: 18px 0;
  font-size: 0.8rem;
}

.footer-legal-name {
  color: rgba(255, 255, 255, 0.88);
  font-size: 0.78rem;
}

.footer-grid h2 {
  margin: 5px 0 19px;
  color: #fff;
  font-family: var(--font-mono);
  font-size: 0.67rem;
  text-transform: uppercase;
}

.footer-links {
  display: grid;
  gap: 9px;
}

.footer-links a {
  font-size: 0.78rem;
  text-decoration: none;
}

.footer-links a:hover {
  color: #fff;
  text-decoration: underline;
}

.compliance-note {
  margin-top: 52px;
  padding: 20px 0;
  border-top: 1px solid rgba(255, 255, 255, 0.14);
  border-bottom: 1px solid rgba(255, 255, 255, 0.14);
  font-size: 0.72rem;
  line-height: 1.7;
}

.compliance-note strong {
  color: #fff;
}

.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding-top: 20px;
  font-size: 0.67rem;
}

.footer-bottom a {
  text-decoration: none;
}

.social-float {
  position: fixed;
  z-index: 95;
  right: 22px;
  bottom: 22px;
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 9px;
}

.social-float a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  text-decoration: none;
  box-shadow: 0 12px 30px rgba(9, 31, 47, 0.24);
  transition: transform 150ms ease, filter 150ms ease;
}

.social-float a:hover {
  transform: translateY(-2px);
  filter: brightness(1.04);
}

.social-whatsapp {
  min-height: 50px;
  gap: 9px;
  padding: 11px 18px;
  background: #20bd5a;
  border-radius: 999px;
  font-size: 0.86rem;
  font-weight: 750;
}

.social-whatsapp .icon {
  width: 20px;
  height: 20px;
  stroke-width: 2.2;
}

.social-telegram {
  width: 50px;
  height: 50px;
  background: #229ed9;
  border-radius: 50%;
}

.social-telegram .icon {
  width: 23px;
  height: 23px;
}

body.drawer-open .social-float,
body.nav-open .social-float {
  display: none;
}

.brief-drawer {
  position: fixed;
  z-index: 180;
  inset: 0;
  display: flex;
  justify-content: flex-end;
  background: rgba(4, 17, 28, 0.55);
  opacity: 0;
  pointer-events: none;
  transition: opacity 180ms ease;
}

.brief-drawer[hidden] {
  display: none;
}

.brief-drawer.is-open {
  opacity: 1;
  pointer-events: auto;
}

.brief-panel {
  display: flex;
  width: min(100%, 450px);
  height: 100%;
  flex-direction: column;
  padding: 26px;
  color: var(--text);
  background: var(--paper);
  box-shadow: -20px 0 60px rgba(0, 0, 0, 0.16);
  transform: translateX(100%);
  transition: transform 220ms ease;
}

.brief-drawer.is-open .brief-panel {
  transform: translateX(0);
}

.brief-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding-bottom: 20px;
  border-bottom: 1px solid var(--line);
}

.brief-head h2 {
  margin: 0;
  font-size: 1.6rem;
}

.brief-body {
  flex: 1;
  overflow-y: auto;
  padding: 22px 0;
}

.brief-empty {
  padding: 42px 20px;
  color: var(--muted);
  text-align: center;
}

.brief-empty .icon {
  width: 38px;
  height: 38px;
  margin: 0 auto 14px;
  color: var(--accent);
}

.brief-items {
  display: grid;
  gap: 9px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.brief-item {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 14px;
  padding: 14px;
  background: var(--white);
  border: 1px solid var(--line);
}

.brief-item strong {
  display: block;
  margin: 3px 0;
  font-size: 0.9rem;
}

.brief-item span:not(.brief-sku) {
  display: block;
  color: var(--muted);
  font-size: 0.72rem;
}

.brief-sku {
  color: var(--accent);
  font-family: var(--font-mono);
  font-size: 0.61rem;
}

.brief-actions {
  display: grid;
  gap: 9px;
  padding-top: 20px;
  border-top: 1px solid var(--line);
}

.brief-actions .button {
  width: 100%;
}

.inline-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
}

.callout {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  padding: 18px;
  background: var(--accent-soft);
  border-left: 3px solid var(--accent);
}

.callout .icon {
  margin-top: 4px;
  color: var(--accent);
}

.callout p {
  margin: 0;
  color: var(--text);
  font-size: 0.84rem;
}

.reveal {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 500ms ease, transform 500ms ease;
}

.reveal.is-visible {
  opacity: 1;
  transform: none;
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
  }

  .reveal {
    opacity: 1;
    transform: none;
  }
}

@media (max-width: 1100px) {
  .main-nav {
    gap: 14px;
  }

  .main-nav a:not(.button) {
    font-size: 0.8rem;
  }

  .site-logo {
    min-width: 140px;
  }

  .future-hero .hero-inner,
  .dpeptide-hero .hero-inner {
    grid-template-columns: minmax(0, 1.2fr) minmax(260px, 0.6fr);
  }

  .hero-product-stage {
    min-height: 420px;
  }

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

  .footer-grid {
    grid-template-columns: 1.3fr 0.8fr 0.8fr;
  }

  .footer-grid > :last-child {
    grid-column: 1 / -1;
  }
}

@media (max-width: 900px) {
  :root {
    --container: 100%;
  }

  html {
    scroll-padding-top: 84px;
  }

  .container {
    width: min(calc(100% - 36px), var(--container));
  }

  .topbar-inner {
    min-height: 30px;
  }

  .topbar-group:first-child span:last-child {
    display: none;
  }

  .header-inner {
    min-height: 66px;
  }

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

  .main-nav {
    position: absolute;
    z-index: 99;
    top: 100%;
    right: 0;
    left: 0;
    display: none;
    max-height: calc(100svh - 66px);
    align-items: stretch;
    justify-content: flex-start;
    gap: 0;
    overflow-y: auto;
    padding: 20px 18px 34px;
    background: var(--paper);
    border-top: 1px solid var(--line);
    border-bottom: 1px solid var(--line);
  }

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

  .main-nav a:not(.button) {
    display: flex;
    min-height: 50px;
    align-items: center;
    padding: 4px 2px;
    border-bottom: 1px solid var(--line);
    font-size: 1rem;
  }

  .main-nav a[aria-current="page"]::after {
    display: none;
  }

  .nav-actions {
    width: 100%;
    flex-wrap: wrap;
    padding-top: 18px;
  }

  .nav-actions .button {
    flex: 1;
  }

  .nav-actions .brief-trigger {
    flex: 0 0 auto;
  }

  body.nav-open {
    overflow: hidden;
  }

  .future-hero,
  .future-hero .hero-inner,
  .dpeptide-hero,
  .dpeptide-hero .hero-inner {
    min-height: 680px;
  }

  .future-hero .hero-inner,
  .dpeptide-hero .hero-inner {
    grid-template-columns: 1fr;
    gap: 20px;
    padding-block: 72px;
  }

  .hero-product-stage {
    display: none;
  }

  .verification-panel {
    max-width: 480px;
  }

  .waterdrop-hero .hero-inner {
    min-height: auto;
    grid-template-columns: 1fr;
    gap: 30px;
    padding-block: 62px 0;
  }

  .waterdrop-hero h1 {
    font-size: clamp(3rem, 12vw, 5.8rem);
  }

  .waterdrop-visual {
    display: none;
    min-height: 0;
    padding: 32px 0 24px;
  }

  .waterdrop-visual::before {
    inset: 18% 0 5%;
    border-radius: 32px 32px 4px 4px;
  }

  .waterdrop-visual img {
    position: relative;
    right: auto;
    bottom: auto;
    width: min(78%, 500px);
    max-height: none;
    margin-inline: auto;
  }

  .visual-caption {
    bottom: 0;
  }

  .page-hero-grid {
    grid-template-columns: 1fr;
    gap: 30px;
  }

  .page-hero-aside {
    max-width: 560px;
  }

  .section {
    padding: 74px 0;
  }

  .section-head {
    grid-template-columns: 1fr;
    gap: 18px;
  }

  .grid-3,
  .grid-4,
  .article-grid,
  .doc-grid,
  .contact-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .fact-strip-inner {
    grid-template-columns: repeat(2, 1fr);
  }

  .fact:nth-child(2) {
    border-right: 1px solid var(--line);
  }

  .split {
    grid-template-columns: 1fr;
    gap: 35px;
  }

  .split.reverse .split-media {
    order: 0;
  }

  .media-frame,
  .media-frame img {
    min-height: 420px;
  }

  .photo-grid {
    grid-template-columns: 1fr 1fr;
    grid-template-rows: 280px 180px 180px;
  }

  .photo-grid figure:first-child {
    grid-column: 1 / -1;
    grid-row: auto;
  }

  .steps {
    grid-template-columns: repeat(2, 1fr);
  }

  .step:nth-child(2) {
    border-right: 0;
  }

  .step:nth-child(n + 3) {
    margin-top: 28px;
    border-top: 1px solid var(--line);
  }

  .quote-shell {
    grid-template-columns: 1fr;
  }

  .quote-aside {
    min-height: 420px;
  }

  .catalog-toolbar {
    align-items: flex-start;
    flex-direction: column;
  }

  .catalog-search {
    width: 100%;
  }

  .article-layout {
    grid-template-columns: minmax(0, 1fr);
    gap: 38px;
  }

  .article-aside {
    position: static;
    min-width: 0;
  }

  .ingredient-index {
    grid-template-columns: 1fr;
  }

  .stats-row {
    grid-template-columns: repeat(2, 1fr);
  }

  .process-line {
    grid-template-columns: 1fr;
    gap: 22px;
  }

  .process-line::before {
    display: none;
  }

  .process-node {
    display: grid;
    grid-template-columns: 20px 1fr;
    gap: 12px;
    padding: 0;
    text-align: left;
  }

  .process-node::before {
    margin: 5px 0 0;
  }

  .process-node strong,
  .process-node span {
    grid-column: 2;
  }

  .process-node span {
    margin-top: -19px;
  }

  .trust-banner,
  .cta-band {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 620px) {
  .container {
    width: min(calc(100% - 28px), var(--container));
  }

  .topbar-group {
    gap: 12px;
  }

  .topbar-group:last-child a:first-child {
    display: inline-flex;
  }

  .topbar-inner {
    justify-content: center;
    padding-block: 6px;
  }

  .topbar-group:first-child {
    display: none;
  }

  .topbar-group:last-child {
    width: 100%;
    flex-wrap: wrap;
    justify-content: center;
    gap: 6px 14px;
  }

  .topbar-group:last-child a {
    font-size: 0.68rem;
  }

  .site-logo {
    min-width: 0;
  }

  .logo-image {
    max-width: 132px;
    height: 38px;
  }

  .nav-toggle {
    margin-left: auto;
  }

  .future-hero {
    background:
      linear-gradient(180deg, rgba(4, 19, 34, 0.94) 0%, rgba(4, 19, 34, 0.78) 70%, rgba(4, 19, 34, 0.88) 100%),
      url("img/factory-quality.webp") 68% center / cover no-repeat;
    background-position: 68% center;
  }

  .future-hero,
  .future-hero .hero-inner,
  .dpeptide-hero,
  .dpeptide-hero .hero-inner {
    min-height: 700px;
  }

  h1,
  .page-hero h1 {
    font-size: clamp(2.55rem, 13vw, 4rem);
  }

  .waterdrop-hero h1 {
    font-size: clamp(2.9rem, 14vw, 4.6rem);
  }

  .hero-facts {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 18px;
  }

  .waterdrop-visual {
    min-height: 0;
    padding: 26px 0 28px;
  }

  .waterdrop-visual img {
    right: auto;
    width: 86%;
  }

  .visual-caption {
    bottom: 2%;
    max-width: 165px;
  }

  .page-hero {
    padding: 58px 0 50px;
  }

  .section,
  .section.compact {
    padding: 58px 0;
  }

  .grid-2,
  .grid-3,
  .grid-4,
  .article-grid,
  .doc-grid,
  .contact-grid,
  .product-grid {
    grid-template-columns: 1fr;
  }

  .fact-strip-inner {
    grid-template-columns: 1fr;
  }

  .fact,
  .fact:nth-child(2) {
    border-right: 1px solid var(--line);
    border-bottom: 1px solid var(--line);
  }

  .photo-grid {
    grid-template-columns: 1fr;
    grid-template-rows: repeat(4, 220px);
  }

  .photo-grid figure:first-child {
    grid-column: auto;
  }

  .steps {
    grid-template-columns: 1fr;
  }

  .step,
  .step + .step {
    margin-top: 0;
    padding: 24px 0;
    border-top: 1px solid var(--line);
    border-right: 0;
  }

  .step-number {
    margin-bottom: 20px;
  }

  .quote-aside,
  .quote-form-wrap {
    padding: 26px;
  }

  .form-grid {
    grid-template-columns: 1fr;
  }

  .product-media {
    min-height: 300px;
  }

  .ingredient-entry {
    grid-template-columns: 64px 1fr;
    gap: 14px;
    padding: 18px;
  }

  .ingredient-mark {
    width: 58px;
  }

  .ingredient-entry .in {
    display: none;
  }

  .company-facts {
    grid-template-columns: 1fr;
  }

  .stats-row {
    grid-template-columns: 1fr 1fr;
  }

  .stat {
    min-height: 130px;
  }

  .trust-banner,
  .cta-band {
    padding: 26px;
  }

  .cta-band {
    align-items: flex-start;
    flex-direction: column;
  }

  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 34px 24px;
  }

  .footer-brand {
    grid-column: 1 / -1;
  }

  .footer-grid > :last-child {
    grid-column: 1 / -1;
  }

  .footer-bottom {
    align-items: flex-start;
    flex-direction: column;
  }

  .social-float {
    right: 14px;
    bottom: 14px;
  }

  .social-whatsapp {
    min-height: 46px;
    padding: 9px 14px;
  }

  .social-telegram {
    width: 46px;
    height: 46px;
  }

  .brief-panel {
    width: 100%;
    padding: 20px;
  }

  .table-wrap {
    margin-inline: 0;
  }

  .spec-table {
    min-width: 620px;
  }
}

@media print {
  @page {
    margin: 16mm;
  }

  .topbar,
  .site-header,
  .site-footer,
  .brief-drawer,
  .button-row,
  .skip-link {
    display: none !important;
  }

  body {
    color: #111;
    background: #fff;
    font-size: 11pt;
  }

  .page-hero {
    padding: 0 0 18pt;
    border-bottom: 1px solid #bbb;
  }

  .page-hero h1 {
    font-size: 28pt;
  }

  .section {
    padding: 18pt 0;
  }

  .container,
  .container.narrow {
    width: 100%;
    max-width: none;
  }

  .spec-table,
  .table-wrap {
    page-break-inside: avoid;
  }

  a {
    color: #111;
    text-decoration: none;
  }
}