/* NATURAMENT company site — design B
   Single sans family (Pretendard), near-monochrome palette with one brand point colour,
   section background rhythm (white / black / beige / light grey / deep navy-green),
   rounded cards, 12px buttons, a 56px header with a full-screen menu drawer. */
:root {
  --point: #003F42;        /* NATURAMENT deep teal: headings, buttons, dark bands */
  --point-2: #0B5458;
  --point-tint: #E9F4C6;   /* pistachio badge */
  --head: #003F42;         /* heading colour */
  --ink: #1F2A2C;
  --muted: #5E6B6C;
  --on-dark-accent: #E9F4C6;
  --line: #E4E6E7;
  --white: #FFFFFF;
  --black: #003F42;
  --beige: #EFE8DC;
  --grey: #F0F2F3;
  --navy: #003F42;         /* closing dark band and footer */
  --accent: #D96B36;       /* small numerals only */
  --sans: "Pretendard Variable", Pretendard, "Apple SD Gothic Neo", "Noto Sans KR", system-ui, sans-serif;
  --en: var(--sans);
  --serif: var(--sans);
  --wrap: 1200px;
  --radius: 20px;
  --shadow: 0 1px 2px rgba(16, 24, 24, .04), 0 8px 28px rgba(16, 24, 24, .07);
  /* kept so older inline styles keep working */
  --teal: var(--point);
  --ivory: #FFFFFF;
  --paper: var(--beige);
  --green: var(--point);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; background: var(--white); color: var(--ink); font: 17px/1.75 var(--sans); word-break: keep-all; -webkit-font-smoothing: antialiased; letter-spacing: -.01em; }
img { display: block; max-width: 100%; height: auto; }
a { color: inherit; text-decoration: none; }
p { margin: 0 0 1em; }
.wrap { max-width: var(--wrap); margin: 0 auto; padding: 0 32px; }

/* type */
.eyebrow { display: inline-block; font: 700 13px/1 var(--sans); letter-spacing: .04em; color: var(--point); background: var(--point-tint); padding: 8px 14px; border-radius: 999px; margin-bottom: 22px; text-transform: none; }
.h-display { font: 800 clamp(36px, 5vw, 64px)/1.22 var(--sans); color: var(--head); margin: 0 0 22px; letter-spacing: -.035em; text-wrap: balance; }
.h-section { font: 800 clamp(28px, 3.3vw, 44px)/1.3 var(--sans); color: var(--head); margin: 0 0 18px; letter-spacing: -.03em; text-wrap: balance; }
.h-en { font: 800 clamp(30px, 4vw, 52px)/1.08 var(--sans); letter-spacing: -.02em; color: var(--head); margin: 0 0 16px; }
.lead { font-size: clamp(18px, 1.6vw, 21px); color: var(--ink); font-weight: 600; }
.muted { color: var(--muted); }
.center { text-align: center; }
.flow { font: 700 14px/1.6 var(--sans); letter-spacing: .02em; color: var(--point); }

/* buttons */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; min-height: 52px; padding: 0 24px; border-radius: 12px; font: 700 16px/1 var(--sans); border: 1.5px solid var(--point); color: var(--point); background: var(--white); transition: background .2s, color .2s, border-color .2s, transform .2s; cursor: pointer; }
.btn:hover { background: var(--point); color: var(--white); }
.btn.fill { background: var(--point); border-color: var(--point); color: var(--white); }
.btn.fill:hover { background: var(--point-2); border-color: var(--point-2); }
.btn.light { background: transparent; border-color: rgba(255, 255, 255, .6); color: var(--white); }
.btn.light:hover { background: var(--white); color: var(--point); }

/* header: slim bar + full-screen drawer */
.site-header { position: sticky; top: 0; z-index: 50; background: rgba(255, 255, 255, .96); backdrop-filter: blur(8px); border-bottom: 1px solid var(--line); }
.site-header .wrap { display: flex; align-items: center; gap: 20px; height: 56px; max-width: 1320px; }
.site-header .logo { position: relative; z-index: 2; }
.site-header .logo img { height: 20px; width: auto; }
.site-nav, .header-cta { display: none; }
.nav-toggle { position: relative; z-index: 2; display: flex; align-items: center; gap: 10px; margin-left: auto; background: none; border: 0; height: 40px; padding: 0 4px; cursor: pointer; color: var(--point); font: 700 14px var(--sans); }
.nav-toggle::before { content: "메뉴보기"; }
.nav-toggle span { display: block; width: 20px; height: 2px; background: var(--point); margin: 0; box-shadow: 0 -6px 0 var(--point), 0 6px 0 var(--point); }
.nav-toggle span + span { display: none; }
.site-header.open { background: var(--white); backdrop-filter: none; -webkit-backdrop-filter: none; }
body:has(.site-header.open) { overflow: hidden; }
.site-header.open .nav-toggle::before { content: "닫기"; }
.site-header.open .nav-toggle span { box-shadow: none; transform: rotate(45deg); }
.site-header.open .nav-toggle span + span { display: block; position: absolute; right: 4px; transform: rotate(-45deg); }
.site-header.open .site-nav { display: flex; flex-direction: column; position: fixed; inset: 56px 0 0; background: var(--white); padding: 40px max(32px, calc((100vw - 1256px) / 2)) 140px; gap: 4px; overflow-y: auto; }
.site-header.open .site-nav a { font: 800 clamp(28px, 4vw, 40px)/1.5 var(--sans); letter-spacing: -.03em; padding: 6px 0; color: var(--head); border-bottom: 1px solid var(--line); }
.site-header.open .site-nav a:hover, .site-header.open .site-nav a.on { color: #D96B36; }
.site-header.open .header-cta { display: flex; gap: 10px; position: fixed; left: 0; right: 0; bottom: 0; padding: 20px max(32px, calc((100vw - 1256px) / 2)) 28px; background: var(--white); border-top: 1px solid var(--line); z-index: 3; }
.site-header.open .header-cta .btn { flex: 1; }

/* sections and background rhythm */
section { padding: 120px 0; }
section.tight { padding: 88px 0; }
.bg-paper { background: var(--beige); }
.bg-teal { background: var(--black); color: var(--white); }
.bg-teal .h-section, .bg-teal .h-en, .bg-teal .flow, .bg-teal .lead { color: var(--white); }
.bg-teal .eyebrow { background: var(--on-dark-accent); color: var(--point); }
.bg-teal .muted { color: rgba(255, 255, 255, .7); }
.bg-teal .btn { background: transparent; border-color: rgba(255, 255, 255, .6); color: var(--white); }
.bg-teal .btn:hover, .bg-teal .btn.fill { background: var(--white); border-color: var(--white); color: var(--point); }
.bg-teal .tag { background: rgba(255, 255, 255, .14); color: var(--white); }
/* plain sections alternate white / light grey; the last plain band closes in deep navy-green */
main > section:not([class]):nth-of-type(even), main > section.tight:not(.bg-paper):not(.bg-teal):nth-of-type(even) { background: var(--grey); }
main > section:last-of-type:not(.bg-paper):not(.bg-teal) { background: var(--navy); color: var(--white); }
main > section:last-of-type:not(.bg-paper):not(.bg-teal) :is(.h-section, .h-display, .h-en, .lead, .with-list h4, .kv > div, h4) { color: var(--white); }
main > section:last-of-type:not(.bg-paper):not(.bg-teal) .muted, main > section:last-of-type:not(.bg-paper):not(.bg-teal) .with-list p { color: rgba(255, 255, 255, .7); }
main > section:last-of-type:not(.bg-paper):not(.bg-teal) .eyebrow { background: var(--on-dark-accent); color: var(--point); }
main > section:last-of-type:not(.bg-paper):not(.bg-teal) :is(.with-list, .with-list > div, .kv, .kv > div) { border-color: rgba(255, 255, 255, .18); }
main > section:last-of-type:not(.bg-paper):not(.bg-teal) .btn { background: transparent; border-color: rgba(255, 255, 255, .6); color: var(--white); }
main > section:last-of-type:not(.bg-paper):not(.bg-teal) .btn.fill { background: var(--white); border-color: var(--white); color: var(--point); }

/* home hero: centred copy, wide rounded visual below */
.hero { padding: 96px 0 0; display: block; text-align: center; }
.hero .txt { max-width: 820px; margin: 0 auto; padding: 0 32px 56px; display: flex; flex-direction: column; align-items: center; }
.hero .txt .muted { max-width: 640px; }
.hero .sub { font: 600 clamp(18px, 1.8vw, 22px)/1.6 var(--sans); color: var(--point); margin-bottom: 36px; }
.hero .img { position: relative; overflow: hidden; width: min(var(--wrap), calc(100% - 64px)); margin: 0 auto; aspect-ratio: 16 / 8; border-radius: 28px; background: var(--grey); }
.hero .img img, .hero .img video { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
@media (prefers-reduced-motion: reduce) { .hero .img video { display: none; } .hero .img { background: url(../img/hero-poster.jpg) center/cover; } }
.hero .actions { display: flex; gap: 10px; flex-wrap: wrap; justify-content: center; margin-top: 16px; }
.hero + section { padding-top: 120px; }

/* meaning block */
.meaning { text-align: center; }
.meaning .word { font: 800 clamp(44px, 6.5vw, 88px)/1.05 var(--sans); color: var(--head); letter-spacing: -.04em; }
.meaning .pron { font: 600 16px var(--sans); letter-spacing: .06em; color: var(--point); margin: 14px 0 34px; }
.meaning blockquote { margin: 0 auto 26px; max-width: 760px; font: 700 clamp(20px, 2.1vw, 26px)/1.65 var(--sans); letter-spacing: -.02em; }
.meaning .ex { color: var(--muted); max-width: 640px; margin: 0 auto 36px; }

/* cards */
.cards3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; margin-top: 56px; }
.cards4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; margin-top: 40px; }
.card { display: flex; flex-direction: column; background: var(--white); border-radius: var(--radius); box-shadow: var(--shadow); overflow: hidden; padding-bottom: 26px; color: var(--point); }
.card > :not(.ph) { margin-left: 24px; margin-right: 24px; }
.card .ph { overflow: hidden; border-radius: 0; background: var(--grey); }
.card .ph img { width: 100%; aspect-ratio: 4/5; object-fit: cover; transition: transform .6s; }
.card:hover .ph img { transform: scale(1.03); }
.card .label { font: 700 13px/1 var(--sans); letter-spacing: .02em; color: var(--point); margin-top: 22px; margin-bottom: 10px; }
.card h3 { font: 800 22px/1.35 var(--sans); color: var(--head); margin-top: 0; margin-bottom: 10px; letter-spacing: -.02em; }
.card p { color: var(--muted); font-size: 15.5px; margin-bottom: 18px; }
.card .more { margin-top: auto; font: 700 15px var(--sans); color: var(--point); }
.card .more::after { content: " →"; }

/* research cards, structure tree, cert */
.rcards { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; margin-top: 40px; }
.rcards > div { border: 0; border-radius: var(--radius); padding: 28px 24px; background: var(--white); box-shadow: var(--shadow); }
.bg-paper .rcards > div, main > section:nth-of-type(even) .rcards > div { background: var(--white); }
.rcards .no { display: block; font: 800 28px/1 var(--sans); letter-spacing: -.02em; color: var(--point); }
.rcards h4 { font: 800 19px/1.4 var(--sans); color: var(--head); margin: 14px 0 8px; letter-spacing: -.02em; }
.rcards p { font-size: 15px; color: var(--muted); margin: 0; }
.tree { font-size: 16.5px; line-height: 1.9; border-left: 3px solid var(--point); padding: 6px 0 6px 26px; margin-top: 34px; }
.tree > div { margin: 10px 0; }
.tree > div.root { font: 800 21px/1.5 var(--sans); color: var(--head); margin-top: 0; }
.tree b { font-weight: 800; color: var(--point); }
.tree .muted { font-size: 15px; }
.figure { margin: 0; }
.figure img { border: 1px solid var(--line); border-radius: 16px; width: 100%; }
.figure figcaption { font-size: 13.5px; color: var(--muted); margin-top: 10px; }
.cert { max-width: 220px; border-radius: 12px; box-shadow: var(--shadow); }
.brand-row { display: flex; align-items: center; flex-wrap: wrap; gap: 14px clamp(20px, 3vw, 40px); margin-bottom: 20px; }
.brand-row img { height: clamp(52px, 7vw, 92px); width: auto; }
.brand-row .h-display { margin: 0; }
@media (max-width: 560px) {
  .brand-row { flex-wrap: nowrap; gap: 14px; }
  .brand-row img { height: 38px; }
  .brand-row .h-display { font-size: 30px; white-space: nowrap; }
}
.split.cert-row { grid-template-columns: auto 1fr; }
.steps.three { grid-template-columns: repeat(3, 1fr); }
.info.four { grid-template-columns: repeat(4, 1fr); }
@media (max-width: 960px) { .info.four { grid-template-columns: 1fr 1fr; } }
@media (max-width: 560px) { .info.four { grid-template-columns: 1fr; } }
@media (max-width: 760px) { .steps.three { grid-template-columns: 1fr; } }
@media (max-width: 960px) { .split.cert-row { grid-template-columns: 1fr; } }

/* split */
.split { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(32px, 6vw, 88px); align-items: center; }
.split.rev .txt { order: 2; }
.split img { border-radius: var(--radius); width: 100%; }

/* steps: big numbers, rounded tiles */
.steps { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; background: none; border: 0; margin-top: 48px; }
.steps > div { background: var(--white); border-radius: var(--radius); padding: 30px 26px; box-shadow: var(--shadow); }
.bg-teal .steps { background: none; }
.bg-teal .steps > div { background: rgba(255, 255, 255, .06); box-shadow: none; border: 1px solid rgba(255, 255, 255, .12); }
.steps .no { display: block; font: 800 40px/1 var(--sans); letter-spacing: -.03em; color: var(--point); }
.bg-teal .steps .no { color: var(--on-dark-accent); }
.steps h4 { font: 800 19px/1.35 var(--sans); margin: 16px 0 4px; letter-spacing: -.02em; }
.steps .sub { font: 600 13px var(--sans); letter-spacing: .02em; opacity: .65; margin-bottom: 12px; text-transform: none; }
.steps p { font-size: 15px; margin: 0; opacity: .85; }

/* marquee */
.marquee { overflow: hidden; white-space: nowrap; padding: 24px 0; background: var(--point); color: var(--white); font: 800 clamp(18px, 2.2vw, 28px)/1 var(--sans); letter-spacing: -.01em; }
.marquee .track { display: inline-block; animation: mq 48s linear infinite; }
.marquee span { margin: 0 36px; }
.marquee .dot { color: var(--on-dark-accent); }
@keyframes mq { to { transform: translateX(-50%); } }

/* moments grid */
.moments { display: grid; grid-template-columns: repeat(6, 1fr); gap: 12px; margin-top: 48px; }
.moments img { width: 100%; aspect-ratio: 1; object-fit: cover; border-radius: 16px; }
.tag { display: inline-block; font: 700 15px var(--sans); color: var(--point); background: var(--point-tint); padding: 6px 14px; border-radius: 999px; }

/* with us */
.with-list { display: grid; grid-template-columns: repeat(3, 1fr); gap: 0; border-top: 1px solid var(--line); margin: 40px 0; }
.with-list > div { padding: 26px 24px 26px 0; border-bottom: 1px solid var(--line); }
.with-list h4 { font: 800 19px/1.4 var(--sans); color: var(--head); margin: 0 0 6px; letter-spacing: -.02em; }
.with-list p { color: var(--muted); font-size: 15.5px; margin: 0; }
.with-list.two { grid-template-columns: repeat(2, 1fr); }

/* page header (sub pages) */
.page-head { padding: 120px 0 80px; text-align: center; }
.page-head .h-display { max-width: 900px; margin-left: auto; margin-right: auto; }
.page-head .muted, .page-head .lead, .page-head p { margin-left: auto; margin-right: auto; }
.page-head [style*="display:flex"] { justify-content: center; }
.page-head .brand-row { justify-content: center; }
.page-hero-img { padding: 0; }
.page-hero-img img { width: min(var(--wrap), calc(100% - 64px)); margin: 0 auto; max-height: 620px; object-fit: cover; border-radius: 28px; }

/* prose */
.prose { max-width: 760px; }
.prose h2 { font: 800 clamp(24px, 2.6vw, 32px)/1.4 var(--sans); color: var(--head); margin: 84px 0 18px; letter-spacing: -.03em; }
.prose h2:first-child { margin-top: 0; }
.prose h3 { font: 800 20px/1.5 var(--sans); color: var(--head); margin: 44px 0 10px; letter-spacing: -.02em; }
.prose .scene { font: 600 clamp(18px, 1.9vw, 21px)/1.9 var(--sans) !important; color: var(--ink); border-left: 3px solid var(--point) !important; padding-left: 24px; margin: 26px 0; }
.prose .close { font: 800 21px/1.7 var(--sans); color: var(--point); }
.scene { font-family: var(--sans) !important; }

/* table-ish */
.kv { display: grid; grid-template-columns: 140px 1fr; border-top: 1px solid var(--line); }
.kv > div { padding: 18px 0; border-bottom: 1px solid var(--line); }
.kv > div:nth-child(odd) { color: var(--muted); font-size: 15px; font-weight: 600; }
.compare { width: 100%; border-collapse: collapse; margin-top: 30px; font-size: 15.5px; }
.compare th, .compare td { text-align: left; vertical-align: top; padding: 16px 14px; border-bottom: 1px solid var(--line); }
.compare th { font: 700 14px var(--sans); color: var(--muted); width: 120px; }
.compare thead th { font: 800 19px var(--sans); color: var(--head); }

/* timeline */
.timeline { border-left: 2px solid var(--line); margin: 30px 0 0 6px; }
.timeline > div { position: relative; padding: 0 0 34px 34px; }
.timeline > div::before { content: ""; position: absolute; left: -8px; top: 8px; width: 14px; height: 14px; border-radius: 50%; background: var(--white); border: 3px solid var(--point); }
.timeline .date { font: 800 15px var(--sans); color: var(--point); }

/* chapters */
.chapters { display: grid; grid-template-columns: repeat(5, 1fr); gap: 12px; margin-top: 36px; }
.chapters > div { border: 0; border-radius: var(--radius); padding: 24px 20px; background: var(--white); box-shadow: var(--shadow); }
.chapters .now { background: var(--point); color: var(--white); }
.chapters b { display: block; font: 800 22px/1.3 var(--sans); margin-bottom: 6px; letter-spacing: -.02em; }
.chapters small { display: block; font: 700 12px var(--sans); letter-spacing: .04em; opacity: .7; margin-bottom: 12px; }
.chapters span { font-size: 14.5px; opacity: .85; }

/* info box */
.info { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; margin-top: 40px; }
.info > div { border-top: 0; padding: 26px 24px; background: var(--white); border-radius: var(--radius); box-shadow: var(--shadow); }
.bg-teal .info > div { background: rgba(255, 255, 255, .06); box-shadow: none; }
.info h4 { font: 800 15px var(--sans); color: var(--point); margin: 0 0 10px; }

/* footer */
.site-footer { background: #002C2E; color: var(--white); padding: 88px 0 40px; }
.site-footer .top { display: grid; grid-template-columns: 1.3fr 2fr; gap: 60px; }
.site-footer .logo img { height: 24px; width: auto; margin-bottom: 26px; }
.site-footer .slogan { font: 700 18px/1.6 var(--sans); opacity: .9; }
.site-footer .map { display: grid; grid-template-columns: repeat(5, 1fr); gap: 20px; font-size: 14.5px; }
.bg-teal .kv { border-color: rgba(255, 255, 255, .2); }
.bg-teal .kv > div { border-color: rgba(255, 255, 255, .2); }
.bg-teal .kv > div:nth-child(odd) { color: rgba(255, 255, 255, .7); }
.site-footer .map h5 { font: 700 13px var(--sans); margin: 0 0 14px; opacity: .55; }
.site-footer .map a { display: block; padding: 4px 0; opacity: .9; }
.site-footer .map a:hover { opacity: 1; text-decoration: underline; }
.site-footer .bottom { border-top: 1px solid rgba(255, 255, 255, .15); margin-top: 60px; padding-top: 26px; display: flex; justify-content: space-between; gap: 24px; flex-wrap: wrap; font-size: 13px; opacity: .7; line-height: 1.9; }
.site-footer .actions { display: flex; gap: 8px; margin-top: 26px; flex-wrap: wrap; }
.site-footer .btn { min-height: 44px; font-size: 14px; background: transparent; border-color: rgba(255, 255, 255, .5); color: var(--white); }
.site-footer .btn:hover, .site-footer .btn.fill { background: var(--white); border-color: var(--white); color: var(--point); }

/* floating contact */
.float-contact { position: fixed; right: 22px; bottom: 22px; z-index: 60; width: 62px; height: 62px; border-radius: 18px; background: var(--point); color: var(--white); display: flex; flex-direction: column; align-items: center; justify-content: center; font: 700 11px/1.2 var(--sans); box-shadow: 0 8px 24px rgba(0, 63, 66, .3); }
.float-contact img { width: 22px; margin-bottom: 3px; }

/* reveal */
.reveal { opacity: 0; transform: translateY(24px); transition: opacity .8s, transform .8s; }
.reveal.in { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) { .reveal { opacity: 1; transform: none; transition: none; } .marquee .track { animation: none; } }

/* class photo strip (space) */
.class-strip { margin: 40px 0 0; }
.class-imgs { display: grid; grid-template-columns: repeat(5, 1fr); gap: 12px; }
.class-imgs img { width: 100%; aspect-ratio: 1; object-fit: cover; border-radius: 16px; }
.class-strip figcaption { margin-top: 12px; font-size: 13px; color: var(--muted); }

/* responsive */
@media (max-width: 960px) {
  .hero { padding-top: 64px; }
  .hero .img { aspect-ratio: 4 / 3; width: calc(100% - 32px); border-radius: 20px; }
  .cards3, .split, .with-list, .with-list.two, .info, .site-footer .top { grid-template-columns: 1fr; }
  .cards4, .rcards { grid-template-columns: 1fr 1fr; }
  .split.rev .txt { order: 0; }
  .steps { grid-template-columns: 1fr 1fr; }
  .chapters { grid-template-columns: 1fr 1fr; }
  .moments { grid-template-columns: repeat(3, 1fr); gap: 8px; }
  .site-footer .map { grid-template-columns: 1fr 1fr; }
  section { padding: 88px 0; }
  .page-head { padding: 88px 0 56px; }
  .page-hero-img img { width: calc(100% - 32px); border-radius: 20px; }
}
@media (max-width: 560px) {
  body { font-size: 16px; }
  .wrap { padding: 0 20px; }
  .hero .txt { padding: 0 20px 40px; }
  .steps, .chapters, .cards4, .rcards { grid-template-columns: 1fr; }
  .kv { grid-template-columns: 100px 1fr; }
  .compare th { width: 80px; }
  .compare th, .compare td { padding: 12px 8px; }
  .class-imgs { gap: 6px; }
  .class-imgs img, .moments img { border-radius: 10px; }
  .btn { min-height: 48px; padding: 0 18px; font-size: 15px; }
}
body:has(.site-header.open) .float-contact { display: none; }

/* PC: menu fixed in the header bar; the drawer stays for tablet and phone */
@media (min-width: 961px) {
  .site-header .wrap { height: 64px; gap: 32px; }
  .site-header .logo img { height: 22px; }
  .site-nav { display: flex; gap: 30px; margin-left: auto; font: 700 15px/1 var(--sans); }
  .site-nav a { color: var(--head); padding: 8px 0; border-bottom: 2px solid transparent; }
  .site-nav a:hover, .site-nav a.on { border-color: var(--point); }
  .header-cta { display: flex; gap: 8px; }
  .header-cta .btn { min-height: 40px; padding: 0 16px; font-size: 14px; border-radius: 10px; }
  .nav-toggle { display: none; }
}

/* page head: everything centred (logo above the title) */
.page-head .brand-row { flex-direction: column; justify-content: center; gap: 18px; margin-bottom: 22px; }
.page-head .brand-row img { height: clamp(44px, 5vw, 64px); }
.page-head .brand-row .h-display { margin: 0; }
.page-head .kv { max-width: 640px; margin-left: auto !important; margin-right: auto !important; text-align: left; }
.duo { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; max-width: 680px; margin: 30px auto 0; }
.duo > div { display: flex; flex-direction: column; align-items: center; gap: 4px; padding: 24px 20px; border-radius: var(--radius); background: var(--white); box-shadow: var(--shadow); text-align: center; }
.duo-label { font: 700 13px/1 var(--sans); color: var(--point); background: var(--point-tint); padding: 7px 12px; border-radius: 999px; margin-bottom: 10px; }
.duo b { font: 800 19px/1.4 var(--sans); color: var(--head); letter-spacing: -.02em; }
.duo .muted { font-size: 15px; }
@media (max-width: 560px) {
  .duo { grid-template-columns: 1fr; }
  .page-head .brand-row { flex-wrap: wrap; }
  .page-head .brand-row .h-display { white-space: normal; font-size: clamp(30px, 8vw, 40px); }
}

/* ── Motion (C안) ───────────────────────────────────────── */
/* 2. a seed (orange dot) drops onto the end of the hero title, bounces once and settles */
.seed-dot { display: inline-block; width: .2em; height: .2em; margin-left: .08em; border-radius: 50%; background: #D96B36; vertical-align: baseline; transform-origin: 50% 100%; animation: seed-drop 1.35s cubic-bezier(.3, 0, .2, 1) .5s both; }
@keyframes seed-drop {
  0%   { transform: translateY(-2.4em) scale(.6); opacity: 0; }
  35%  { transform: translateY(0) scale(1, 1); opacity: 1; }
  45%  { transform: translateY(0) scale(1.25, .72); }
  60%  { transform: translateY(-.55em) scale(.92, 1.08); }
  75%  { transform: translateY(0) scale(1.1, .88); }
  86%  { transform: translateY(-.12em) scale(1); }
  100% { transform: translateY(0) scale(1); opacity: 1; }
}

/* 3. the name flows along a four-leaf clover outline (the NATURAMENT symbol) */
.name-ring { position: relative; width: 176px; height: 176px; margin: 0 auto 22px; }
.name-ring svg { width: 100%; height: 100%; overflow: visible; }
.name-ring text { font: 700 12.5px var(--sans); letter-spacing: .06em; fill: var(--point); }
.name-ring .ring-line { fill: none; stroke: #A7BC8F; stroke-width: 1; stroke-dasharray: 1.5 4; stroke-linecap: round; opacity: .9; }
.name-ring img { position: absolute; left: 50%; top: 50%; width: 46px; height: 46px; transform: translate(-50%, -50%); }

/* 1. fermentation dots spreading from the centre of dark sections */
[data-dots] { position: relative; overflow: hidden; isolation: isolate; }
[data-dots] > canvas.dots { position: absolute; inset: 0; width: 100%; height: 100%; z-index: -1; pointer-events: none; }

@media (prefers-reduced-motion: reduce) {
  .seed-dot { animation: none; }
}

/* NATU lockup (logo + 자연일상:나뚜) */
.natu-lockup { display: block; width: clamp(170px, 22vw, 230px); height: auto; margin: 0 auto 26px; }
.natu-lockup.big { width: clamp(200px, 28vw, 300px); margin-bottom: 30px; }
.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; }

/* 4. Live Natural / Eat Natural toggle */
.reading { max-width: 560px; margin: 30px auto 0; display: flex; flex-direction: column; align-items: center; gap: 18px; }
.reading-switch { position: relative; display: inline-grid; grid-template-columns: 1fr 1fr; padding: 5px; border-radius: 999px; background: var(--point-tint); }
.reading-switch button { position: relative; z-index: 1; min-width: 138px; height: 46px; padding: 0 20px; border: 0; border-radius: 999px; background: none; font: 700 15px var(--sans); color: var(--point); cursor: pointer; transition: color .35s; }
.reading-switch button.on { color: var(--white); }
.reading-switch button:focus-visible { outline: 2px solid #D96B36; outline-offset: 2px; }
.reading-switch .knob { position: absolute; top: 5px; bottom: 5px; left: 5px; width: calc(50% - 5px); border-radius: 999px; background: var(--point); box-shadow: 0 4px 14px rgba(0, 63, 66, .25); transition: transform .5s cubic-bezier(.34, 1.45, .55, 1); }
.reading-switch.second .knob { transform: translateX(100%); }
.reading-panels { position: relative; width: 100%; min-height: 108px; }
.reading-panel { position: absolute; inset: 0; display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 6px; padding: 22px 20px; border-radius: var(--radius); background: var(--white); box-shadow: var(--shadow); opacity: 0; transform: translateY(8px); transition: opacity .45s, transform .45s; text-align: center; pointer-events: none; }
.reading-panel.on { opacity: 1; transform: none; pointer-events: auto; }
.reading-panel b { font: 800 21px/1.4 var(--sans); color: var(--head); letter-spacing: -.02em; }
.reading-panel .muted { font-size: 15.5px; }
@media (max-width: 560px) { .reading-switch button { min-width: 0; padding: 0 16px; font-size: 14px; } }
@media (prefers-reduced-motion: reduce) { .reading-switch .knob, .reading-panel { transition: none; } }