/* ==========================================================================
   ReBamboo — core stylesheet (mobile-first base)
   Layout enhancements for larger screens live in responsive.css
   --------------------------------------------------------------------------
   1. Design tokens      6. Hero               11. Product ecosystem   16. Contact
   2. Reset / base       7. Marquee + mission  12. Container compare   17. Footer
   3. Typography         8. Material journey   13. Applications        18. Catalogue page
   4. Utilities / motion 9. Why bamboo         14. Degradation         19. Drawer
   5. Navigation        10. Technology/Production 15. Sustainability   20. Reduced motion
   ========================================================================== */

/* 1. Design tokens --------------------------------------------------------- */
:root {
  --deep-forest: #0a1c14;
  --forest: #10291f;
  --forest-2: #1a4031;
  --bamboo: #5f9238;
  --bamboo-deep: #3c6a28;
  --leaf: #bfe06a;
  --sage: #dde5d2;
  --sage-2: #c6d2b6;
  --sand: #e9e0cb;
  --sand-2: #d9cdb0;
  --fiber: #c9a567;
  --paper: #f5f1e6;
  --white: #fffdf8;
  --charcoal: #131714;
  --soil: #17120d;
  --ink: #16201a;
  --muted: #58635a;
  --muted-light: rgba(255, 255, 255, .66);
  --line: rgba(22, 32, 26, .14);
  --line-strong: rgba(22, 32, 26, .32);
  --line-light: rgba(255, 255, 255, .16);

  --font-sans: "Manrope", "Segoe UI", system-ui, -apple-system, "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
  --font-serif: "Instrument Serif", "Iowan Old Style", Georgia, "Songti SC", serif;
  --font-mono: "IBM Plex Mono", ui-monospace, "SFMono-Regular", Menlo, Consolas, monospace;

  --gutter: clamp(20px, 5vw, 64px);
  --section: clamp(84px, 13vw, 184px);
  --r: 22px;
  --r-lg: 34px;
  --nav-h: 68px;

  --ease: cubic-bezier(.16, 1, .3, 1);      /* expo.out */
  --ease-2: cubic-bezier(.22, .61, .36, 1); /* power3.out */
  --shadow: 0 30px 60px -30px rgba(10, 28, 20, .35);
}

/* 2. Reset / base ---------------------------------------------------------- */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; scroll-padding-top: var(--nav-h); }
body {
  margin: 0;
  font-family: var(--font-sans);
  font-size: 1rem;
  line-height: 1.6;
  color: var(--ink);
  background: var(--paper);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}
/* clip sideways overflow on the content wrappers (not the viewport) so sticky sections keep working and phones never pan sideways */
@supports (overflow: clip) { body, main, .footer { overflow-x: clip; } }
img, svg, canvas { display: block; max-width: 100%; }
img { height: auto; }
h1, h2, h3, h4, p, figure, ol, ul, dl, dd { margin: 0; }
ol, ul { padding: 0; list-style: none; }
a { color: inherit; text-decoration: none; }
button, input, select, textarea { font: inherit; color: inherit; }
button { background: none; border: 0; padding: 0; cursor: pointer; }
[hidden] { display: none !important; }
:focus-visible { outline: 2px solid var(--bamboo); outline-offset: 3px; border-radius: 6px; }
.on-dark :focus-visible, .nav:not(.is-solid) :focus-visible { outline-color: var(--leaf); }
::selection { background: var(--leaf); color: var(--deep-forest); }

.skip {
  position: fixed; left: 16px; top: -80px; z-index: 200;
  padding: 12px 18px; border-radius: 999px; background: var(--leaf); color: var(--deep-forest); font-weight: 700;
  transition: top .3s var(--ease);
}
.skip:focus { top: 16px; }
.sr-only {
  position: absolute; width: 1px; height: 1px; margin: -1px; padding: 0; overflow: hidden;
  clip: rect(0, 0, 0, 0); white-space: nowrap; border: 0;
}
.sprite { position: absolute; width: 0; height: 0; overflow: hidden; }

/* 3. Typography ------------------------------------------------------------ */
.container { width: min(100% - (var(--gutter) * 2), 1320px); margin-inline: auto; }
.section { position: relative; padding-block: var(--section); }
.section--paper { background: var(--paper); }
.section--white { background: var(--white); }
.section--sand { background: var(--sand); }
.section--sage { background: var(--sage); }
.section--forest { background: var(--forest); color: #fff; }
.section--deep { background: var(--deep-forest); color: #fff; }

.display, .h2 {
  font-weight: 700; text-transform: uppercase; letter-spacing: -.04em; line-height: .96;
  text-wrap: balance;
}
.display { font-size: clamp(2.5rem, 9.4vw, 7.4rem); }
.h2 { font-size: clamp(2.05rem, 6vw, 4.5rem); }
.h3 { font-size: clamp(1.2rem, 2.2vw, 1.55rem); font-weight: 700; letter-spacing: -.02em; line-height: 1.15; }
.display em, .h2 em, .hero__title em, .cta__title em {
  font-family: var(--font-serif); font-style: italic; font-weight: 400; text-transform: none;
  letter-spacing: -.015em; font-size: 1.1em; line-height: .8; color: var(--bamboo-deep); padding-inline-end: .04em;
}
.on-dark .display em, .on-dark .h2 em, .hero__title em, .cta__title em { color: var(--leaf); }
html[lang="zh"] .display, html[lang="zh"] .h2, html[lang="zh"] .hero__title, html[lang="zh"] .cta__title { letter-spacing: -.01em; line-height: 1.12; }
html[lang="zh"] em { font-family: inherit !important; font-style: normal !important; font-weight: inherit !important; font-size: 1em !important; line-height: inherit !important; }

.lead { font-size: clamp(1.06rem, 1.7vw, 1.32rem); line-height: 1.55; letter-spacing: -.012em; color: var(--ink); max-width: 46ch; }
.on-dark .lead { color: rgba(255, 255, 255, .86); }
.body { color: var(--muted); max-width: 56ch; }
.on-dark .body { color: var(--muted-light); }
.mono { font-family: var(--font-mono); font-size: .72rem; letter-spacing: .12em; text-transform: uppercase; }

.eyebrow {
  display: flex; align-items: center; gap: .9em; margin-bottom: clamp(20px, 3vw, 34px);
  font-family: var(--font-mono); font-size: .72rem; letter-spacing: .16em; text-transform: uppercase; color: var(--bamboo-deep);
}
.eyebrow::before {  /* bamboo node glyph: two internodes */
  content: ""; flex: none; width: 30px; height: 7px; border-radius: 4px;
  background: linear-gradient(90deg, currentColor 0 42%, transparent 42% 58%, currentColor 58%);
}
.on-dark .eyebrow { color: var(--leaf); }

.sec-head { display: grid; gap: clamp(20px, 3vw, 36px); margin-bottom: clamp(44px, 7vw, 96px); }
.note { font-size: .8rem; line-height: 1.55; color: var(--muted); max-width: 74ch; }
.on-dark .note { color: rgba(255, 255, 255, .55); }

/* 4. Utilities / motion ---------------------------------------------------- */
.btn {
  --mx: 50%; --my: 50%;
  position: relative; isolation: isolate; overflow: hidden;
  display: inline-flex; align-items: center; justify-content: center; gap: .7em;
  min-height: 52px; padding: .9em 1.55em; border-radius: 999px;
  font-weight: 700; font-size: .95rem; letter-spacing: -.01em; line-height: 1.1; white-space: nowrap;
  transition: transform .55s var(--ease), background-color .4s, color .4s, border-color .4s, box-shadow .55s var(--ease);
}
.btn::before {
  content: ""; position: absolute; inset: 0; z-index: -1; opacity: 0; transition: opacity .4s;
  background: radial-gradient(140px circle at var(--mx) var(--my), rgba(255, 255, 255, .42), transparent 62%);
}
.btn svg { width: 1.1em; height: 1.1em; flex: none; transition: transform .55s var(--ease); }
.btn:hover { transform: translateY(-2px); }
.btn:hover::before { opacity: 1; }
.btn:hover svg.i-arrow { transform: translateX(4px); }
.btn:active { transform: translateY(0) scale(.98); }
.btn--lime { background: var(--leaf); color: var(--deep-forest); box-shadow: 0 14px 34px -16px rgba(191, 224, 106, .7); }
.btn--dark { background: var(--forest); color: #fff; }
.btn--ghost { border: 1px solid rgba(255, 255, 255, .34); color: #fff; }
.btn--ghost:hover { border-color: rgba(255, 255, 255, .7); }
.btn--line { border: 1px solid var(--line-strong); color: var(--ink); }
.btn--line:hover { border-color: var(--ink); }
.btn--sm { min-height: 42px; padding: .6em 1.15em; font-size: .86rem; }

.link {
  display: inline-flex; align-items: center; gap: .6em; font-weight: 700; letter-spacing: -.01em;
  background: linear-gradient(currentColor, currentColor) 0 100% / 100% 1px no-repeat; padding-bottom: 4px;
  transition: background-size .5s var(--ease);
}
.link svg { width: 1em; height: 1em; transition: transform .5s var(--ease); }
.link:hover { background-size: 0 1px; background-position: 100% 100%; }
.link:hover svg { transform: translateX(4px); }

.chip {
  display: inline-flex; align-items: center; gap: .5em; min-height: 40px; padding: .5em 1.05em; border-radius: 999px;
  border: 1px solid var(--line-strong); font-size: .86rem; font-weight: 600; letter-spacing: -.005em;
  transition: background-color .35s, color .35s, border-color .35s, transform .5s var(--ease);
}
.chip:hover { transform: translateY(-1px); border-color: var(--ink); }
.chip[aria-pressed="true"] { background: var(--forest); border-color: var(--forest); color: #fff; }
.on-dark .chip { border-color: rgba(255, 255, 255, .28); color: #fff; }
.on-dark .chip:hover { border-color: #fff; }
.on-dark .chip[aria-pressed="true"] { background: var(--leaf); border-color: var(--leaf); color: var(--deep-forest); }

/* Scroll reveal — content is visible by default; .js opts in to the animation */
.js [data-reveal] {
  opacity: 0; transform: translate3d(0, 34px, 0);
  transition: opacity .9s var(--ease), transform 1.15s var(--ease), clip-path 1.4s var(--ease);
  transition-delay: var(--d, 0s);
}
.js [data-reveal="fade"] { transform: none; }
/* sideways reveals are enabled from 900px up (responsive.css); stacked mobile columns simply rise */
.js [data-reveal="scale"] { transform: scale(.94); }
.js [data-reveal="clip"] { opacity: 1; transform: none; clip-path: inset(0 0 100% 0 round var(--r)); }
.js [data-reveal="grow"] { opacity: 1; transform: none; clip-path: inset(100% 0 0 0 round var(--r)); }
.js [data-reveal="lines"] { opacity: 1; transform: none; }
.js [data-reveal].is-in { opacity: 1; transform: none; }
.js [data-reveal="clip"].is-in, .js [data-reveal="grow"].is-in { clip-path: inset(0 0 0 0 round var(--r)); }

.line { display: block; overflow: hidden; padding-bottom: .12em; margin-bottom: -.12em; }
.line > span { display: block; }
.js .line > span { transform: translate3d(0, 108%, 0); transition: transform 1.25s var(--ease); transition-delay: calc(var(--i, 0) * .11s + var(--d, 0s)); }
.js .is-in .line > span, .js .line.is-in > span { transform: none; }
.line:nth-child(2) { --i: 1; } .line:nth-child(3) { --i: 2; } .line:nth-child(4) { --i: 3; }

[data-parallax] { will-change: transform; }
.draw path, .draw circle, .draw line, .draw polyline, .draw rect, .draw ellipse { stroke-dasharray: 1; stroke-dashoffset: 0; }
.js .draw path, .js .draw circle, .js .draw line, .js .draw polyline, .js .draw rect, .js .draw ellipse {
  stroke-dashoffset: 1; transition: stroke-dashoffset 1.8s var(--ease-2); transition-delay: calc(var(--d, 0s) + var(--k, 0) * .12s);
}
.js .is-in .draw path, .js .is-in .draw circle, .js .is-in .draw line, .js .is-in .draw polyline, .js .is-in .draw rect, .js .is-in .draw ellipse,
.js .draw.is-in path, .js .draw.is-in circle, .js .draw.is-in line, .js .draw.is-in polyline, .js .draw.is-in rect, .js .draw.is-in ellipse { stroke-dashoffset: 0; }

/* 5. Navigation ------------------------------------------------------------ */
.nav {
  position: fixed; inset: 0 0 auto 0; z-index: 100; height: var(--nav-h); color: #fff;
  transition: background-color .5s var(--ease), color .4s, box-shadow .5s, transform .6s var(--ease);
}
.nav__inner { display: flex; align-items: center; justify-content: space-between; gap: 20px; height: 100%; width: min(100% - (var(--gutter) * 2), 1480px); margin-inline: auto; }
.nav__logo { display: block; flex: none; }
.nav__logo img { height: 46px; width: auto; filter: brightness(0) invert(1); transition: filter .4s; }
.nav.is-solid { background: rgba(245, 241, 230, .86); color: var(--ink); box-shadow: 0 1px 0 var(--line); -webkit-backdrop-filter: blur(14px) saturate(1.4); backdrop-filter: blur(14px) saturate(1.4); }
.nav.is-solid .nav__logo img { filter: none; }
.nav.is-hidden { transform: translateY(-100%); }
.nav__links { display: none; }
.nav__links a { position: relative; padding: 8px 2px; font-size: .9rem; font-weight: 600; letter-spacing: -.005em; opacity: .82; transition: opacity .3s; }
.nav__links a::after {
  content: ""; position: absolute; left: 0; right: 0; bottom: 0; height: 2px; border-radius: 2px; background: currentColor;
  transform: scaleX(0); transform-origin: left; transition: transform .5s var(--ease);
}
.nav__links a:hover, .nav__links a.is-active { opacity: 1; }
.nav__links a.is-active::after, .nav__links a:hover::after { transform: scaleX(1); }
.nav__tools { display: flex; align-items: center; gap: 12px; }
.nav__cta { display: none; }

.lang { display: inline-flex; padding: 3px; border-radius: 999px; border: 1px solid currentColor; border-color: color-mix(in srgb, currentColor 30%, transparent); }
.lang button { white-space: nowrap; min-width: 40px; min-height: 34px; padding: 0 10px; border-radius: 999px; font-size: .78rem; font-weight: 700; letter-spacing: .02em; opacity: .7; transition: background-color .35s, color .35s, opacity .35s; }
.lang button[aria-pressed="true"] { background: #fff; color: var(--deep-forest); opacity: 1; }
.nav.is-solid .lang button[aria-pressed="true"] { background: var(--forest); color: #fff; }

.nav__burger { position: relative; width: 46px; height: 46px; border-radius: 50%; border: 1px solid color-mix(in srgb, currentColor 30%, transparent); }
.nav__burger span { position: absolute; left: 13px; right: 13px; height: 2px; border-radius: 2px; background: currentColor; transition: transform .5s var(--ease), top .5s var(--ease); }
.nav__burger span:first-child { top: 18px; } .nav__burger span:last-child { top: 26px; }
.nav__burger[aria-expanded="true"] span:first-child { top: 22px; transform: rotate(45deg); }
.nav__burger[aria-expanded="true"] span:last-child { top: 22px; transform: rotate(-45deg); }

.menu {
  position: fixed; inset: 0; z-index: 90; display: grid; align-content: space-between; gap: 32px;
  padding: calc(var(--nav-h) + 28px) var(--gutter) 34px; background: var(--deep-forest); color: #fff; overflow-y: auto;
  clip-path: inset(0 0 100% 0); visibility: hidden; transition: clip-path .8s var(--ease), visibility 0s .8s;
}
.menu.is-open { clip-path: inset(0 0 0 0); visibility: visible; transition: clip-path .8s var(--ease), visibility 0s; }
.menu__links { display: grid; gap: 2px; }
.menu__links a {
  display: flex; align-items: baseline; gap: 16px; padding: 10px 0; border-bottom: 1px solid var(--line-light);
  font-size: clamp(1.7rem, 8vw, 2.6rem); font-weight: 700; letter-spacing: -.035em; text-transform: uppercase; line-height: 1.1;
  opacity: 0; transform: translateY(26px); transition: opacity .7s var(--ease), transform .9s var(--ease);
}
.menu__links a small { font-family: var(--font-mono); font-size: .7rem; letter-spacing: .14em; font-weight: 400; color: var(--leaf); }
.menu.is-open .menu__links a { opacity: 1; transform: none; transition-delay: calc(.18s + var(--i, 0) * .055s); }
.menu__foot { display: grid; gap: 14px; font-size: .92rem; color: var(--muted-light); }
.menu__foot .btn { justify-self: start; }
body.is-locked { overflow: hidden; }
.nav.menu-open { color: #fff; background: transparent; box-shadow: none; -webkit-backdrop-filter: none; backdrop-filter: none; }
.nav.menu-open .nav__logo img { filter: brightness(0) invert(1); }
.nav.menu-open .lang button[aria-pressed="true"] { background: #fff; color: var(--deep-forest); }

/* scroll rail — a culm that grows with the page */
.rail { display: none; }

/* 6. Hero ------------------------------------------------------------------ */
.hero { position: relative; isolation: isolate; min-height: 100vh; min-height: 100svh; display: grid; align-content: space-between; background: var(--deep-forest); color: #fff; overflow: hidden; }
.hero__bg { position: absolute; inset: -6% 0 -6% 0; z-index: -3; }
.hero__bg img { width: 100%; height: 100%; object-fit: cover; object-position: 62% 40%; opacity: .5; filter: saturate(.85) blur(1px); transform: translate3d(0, calc(var(--sy, 0) * .22px), 0) scale(1.06); }
.hero::before {
  content: ""; position: absolute; inset: 0; z-index: -2;
  background:
    radial-gradient(90% 70% at 78% 38%, rgba(10, 28, 20, 0) 0%, rgba(10, 28, 20, .55) 70%),
    linear-gradient(90deg, rgba(10, 28, 20, .96) 0%, rgba(10, 28, 20, .82) 38%, rgba(10, 28, 20, .35) 100%),
    linear-gradient(0deg, rgba(10, 28, 20, .95) 0%, rgba(10, 28, 20, 0) 34%);
}
.hero__fibers { position: absolute; inset: 0; z-index: -1; width: 100%; height: 100%; }
.hero__inner { display: grid; gap: clamp(36px, 7vw, 72px); padding-top: calc(var(--nav-h) + clamp(28px, 7vh, 80px)); padding-bottom: clamp(28px, 5vh, 56px); }
.hero__title { font-size: clamp(2.85rem, 13.4vw, 8.4rem); font-weight: 800; text-transform: uppercase; letter-spacing: -.05em; line-height: .9; }
.hero__title .line { padding-bottom: .14em; margin-bottom: -.14em; }
.hero__lead { margin-top: clamp(22px, 3vw, 36px); font-size: clamp(1.04rem, 1.5vw, 1.28rem); line-height: 1.5; max-width: 34em; color: rgba(255, 255, 255, .84); }
.hero__cta { display: flex; flex-wrap: wrap; gap: 12px; margin-top: clamp(26px, 3.4vw, 44px); }
.hero .eyebrow { color: var(--leaf); }

/* the culm: three stacked "internodes" — nature, science, making */
.culm { position: relative; display: grid; width: min(100%, 460px); justify-self: center; }
.seg { --r: 28px; position: relative; overflow: hidden; border-radius: var(--r); aspect-ratio: 21 / 9; background: var(--forest-2); }
.seg img { position: absolute; left: 0; top: -12%; width: 100%; height: 124%; object-fit: cover; }
.seg::after { content: ""; position: absolute; inset: 0; border-radius: inherit; box-shadow: inset 0 0 0 1px rgba(255, 255, 255, .16); background: linear-gradient(0deg, rgba(10, 28, 20, .55), rgba(10, 28, 20, 0) 55%); pointer-events: none; }
.seg__tag { position: absolute; left: 16px; bottom: 13px; z-index: 1; display: flex; gap: 10px; align-items: center; font-family: var(--font-mono); font-size: .68rem; letter-spacing: .14em; text-transform: uppercase; }
.seg__tag b { color: var(--leaf); font-weight: 500; }
.culm__node { position: relative; height: 12px; }
.culm__node::before { content: ""; position: absolute; left: -7px; right: -7px; top: 4px; height: 4px; border-radius: 4px; background: linear-gradient(90deg, rgba(191, 224, 106, 0), rgba(191, 224, 106, .85) 18%, rgba(191, 224, 106, .85) 82%, rgba(191, 224, 106, 0)); transform-origin: center; }
.js .culm__node::before { transform: scaleX(0); transition: transform 1.1s var(--ease) .9s; }
.js .hero.is-in .culm__node::before { transform: scaleX(1); }
.culm .seg:nth-of-type(1) { --d: .5s; } .culm .seg:nth-of-type(2) { --d: .3s; } .culm .seg:nth-of-type(3) { --d: .1s; }
.sprig { position: absolute; z-index: 2; width: 132px; height: auto; pointer-events: none; transform-origin: 6% 80%; animation: sway 7s ease-in-out infinite; }
.sprig--a { right: -66px; top: 25%; }
.sprig--b { left: -62px; top: 58%; width: 112px; transform-origin: 94% 80%; animation-duration: 9s; animation-delay: -3s; }
@keyframes sway { 0%, 100% { rotate: -4deg; } 50% { rotate: 5deg; } }

.hero__foot { display: flex; align-items: flex-end; justify-content: space-between; gap: 20px; padding-bottom: clamp(20px, 3vw, 34px); border-top: 1px solid var(--line-light); padding-top: 18px; }
.hero__slogan { display: flex; align-items: baseline; gap: 14px; flex-wrap: wrap; }
.hero__slogan strong { font-size: clamp(1.3rem, 2.4vw, 1.8rem); font-weight: 700; letter-spacing: .28em; }
.hero__slogan span { color: var(--muted-light); }
.scrollcue { display: none; }

/* 7. Marquee + mission ----------------------------------------------------- */
.marquee { overflow: hidden; background: var(--leaf); color: var(--deep-forest); padding-block: 15px; }
.marquee__track { display: flex; width: max-content; animation: marquee 46s linear infinite; }
.marquee__track span { display: inline-flex; align-items: center; gap: 28px; padding-right: 28px; font-size: clamp(.92rem, 1.5vw, 1.1rem); font-weight: 800; letter-spacing: .06em; text-transform: uppercase; white-space: nowrap; }
.marquee__track span::after { content: ""; width: 26px; height: 7px; border-radius: 4px; background: linear-gradient(90deg, currentColor 0 42%, transparent 42% 58%, currentColor 58%); }
@keyframes marquee { to { transform: translate3d(-50%, 0, 0); } }

.mission__grid { display: grid; gap: clamp(32px, 5vw, 64px); margin-top: clamp(40px, 7vw, 100px); }
.mission .lead { max-width: 30em; font-size: clamp(1.2rem, 2.3vw, 1.8rem); line-height: 1.38; letter-spacing: -.022em; }
.mission__quote { font-family: var(--font-serif); font-style: italic; font-size: clamp(1.3rem, 2.2vw, 1.7rem); line-height: 1.3; color: var(--bamboo-deep); max-width: 22em; }
html[lang="zh"] .mission__quote { font-family: var(--font-sans); font-style: normal; font-size: clamp(1.1rem, 1.8vw, 1.35rem); line-height: 1.7; }
.facts { display: grid; margin-top: 30px; border-top: 1px solid var(--line-strong); }
.facts > div { display: grid; grid-template-columns: 9.5em 1fr; gap: 12px; padding: 14px 0; border-bottom: 1px solid var(--line); }
.facts dt { font-family: var(--font-mono); font-size: .7rem; letter-spacing: .14em; text-transform: uppercase; color: var(--muted); padding-top: .25em; }
.facts dd { font-weight: 600; letter-spacing: -.01em; }

/* 8. Material journey (pinned particle morph) ------------------------------ */
.morph { position: relative; height: 420vh; background: var(--charcoal); color: #fff; }
.morph__sticky { position: sticky; top: 0; height: 100vh; height: 100svh; overflow: hidden; }
.morph__canvas, .degr__canvas { position: absolute; inset: 0; width: 100%; height: 100%; }
.morph__sticky::after { content: ""; position: absolute; inset: 0; pointer-events: none; background: radial-gradient(70% 60% at 50% 42%, rgba(19, 23, 20, 0) 40%, rgba(19, 23, 20, .7) 100%); }
.morph__ui { position: relative; z-index: 1; height: 100%; display: grid; grid-template-rows: auto 1fr auto; padding-top: calc(var(--nav-h) + 22px); padding-bottom: clamp(24px, 5vh, 54px); }
.morph__title { font-size: clamp(1.05rem, 2vw, 1.4rem); font-weight: 700; letter-spacing: -.02em; max-width: 22em; color: rgba(255, 255, 255, .9); }
.morph__steps { position: relative; align-self: end; min-height: 190px; }
.morph__steps li { position: absolute; inset: auto 0 0 0; opacity: 0; transform: translate3d(0, 18px, 0); transition: opacity .6s var(--ease-2), transform .9s var(--ease); pointer-events: none; }
.morph__steps li.is-active { opacity: 1; transform: none; pointer-events: auto; }
.morph__steps .n { font-family: var(--font-mono); font-size: .72rem; letter-spacing: .16em; color: var(--leaf); }
.morph__steps h3 { margin: 8px 0 10px; font-size: clamp(2.2rem, 9vw, 4.6rem); font-weight: 800; text-transform: uppercase; letter-spacing: -.045em; line-height: .95; }
.morph__steps p { max-width: 30em; color: var(--muted-light); }
.track { position: relative; height: 6px; margin-top: 26px; border-radius: 6px; background: linear-gradient(90deg, var(--leaf) calc(var(--p, 0) * 100%), rgba(255, 255, 255, .16) 0); }
.track i { position: absolute; top: 50%; width: 14px; height: 14px; margin: -7px 0 0 -7px; border-radius: 50%; background: var(--charcoal); border: 2px solid rgba(255, 255, 255, .3); transition: border-color .4s, background-color .4s, transform .6s var(--ease); }
.track i.is-on { border-color: var(--leaf); background: var(--leaf); transform: scale(1.15); }
.degr .track i:not(.is-on) { background: var(--soil); }

/* 9. Why bamboo ------------------------------------------------------------ */
.why__grid { display: grid; gap: clamp(40px, 6vw, 90px); }
.why__photo { --r: var(--r-lg); position: relative; overflow: hidden; border-radius: var(--r); aspect-ratio: 4 / 5; background: var(--sage-2); }
.why__photo img { position: absolute; left: 0; top: -8%; width: 100%; height: 116%; object-fit: cover; }
.why__caption { display: flex; justify-content: space-between; gap: 16px; margin-top: 14px; color: var(--muted); }
.metrics { display: grid; gap: 12px; margin: clamp(34px, 5vw, 60px) 0; }
.metric { padding: 22px 22px 24px; border-radius: var(--r); background: rgba(255, 253, 248, .6); border: 1px solid var(--line); }
.metric .metric__v { margin: 0; display: flex; align-items: baseline; gap: .25em; font-size: clamp(2.6rem, 6vw, 4rem); font-weight: 800; letter-spacing: -.05em; line-height: 1; color: var(--forest); }
.metric .metric__v small { font-size: .32em; font-weight: 700; letter-spacing: .02em; text-transform: uppercase; color: var(--bamboo-deep); }
.metric p { margin-top: 14px; font-size: .88rem; line-height: 1.5; color: var(--muted); }
.adv { border-top: 1px solid var(--line-strong); }
.adv li { display: grid; grid-template-columns: 2.6em 1fr; gap: 6px 14px; padding: 22px 0; border-bottom: 1px solid var(--line); }
.adv .n { font-family: var(--font-mono); font-size: .72rem; letter-spacing: .12em; color: var(--bamboo-deep); padding-top: .45em; }
.adv h3 { font-size: 1.18rem; font-weight: 700; letter-spacing: -.02em; }
.adv p { grid-column: 2; color: var(--muted); max-width: 52ch; }

/* 10. Technology ----------------------------------------------------------- */
.tech { overflow: hidden; }
.tech::before {  /* laboratory grid */
  content: ""; position: absolute; inset: 0; pointer-events: none; opacity: .55;
  background-image: linear-gradient(rgba(255, 255, 255, .055) 1px, transparent 1px), linear-gradient(90deg, rgba(255, 255, 255, .055) 1px, transparent 1px);
  background-size: 56px 56px; -webkit-mask-image: radial-gradient(80% 70% at 70% 30%, #000, transparent); mask-image: radial-gradient(80% 70% at 70% 30%, #000, transparent);
}
.tech .container { position: relative; }
.tech__head { display: grid; gap: clamp(24px, 4vw, 48px); margin-bottom: clamp(40px, 6vw, 80px); }
.tech__photo { --r: var(--r-lg); position: relative; overflow: hidden; border-radius: var(--r); aspect-ratio: 16 / 10; background: var(--forest-2); }
.tech__photo img { position: absolute; left: 0; top: -8%; width: 100%; height: 116%; object-fit: cover; }
.tech__photo::after { content: ""; position: absolute; inset: 0; background: linear-gradient(0deg, rgba(10, 28, 20, .7), rgba(10, 28, 20, 0) 50%); }
.scan { position: absolute; inset: 0 auto 0 0; z-index: 1; width: 2px; background: var(--leaf); box-shadow: 0 0 22px 5px rgba(191, 224, 106, .55), -70px 0 70px 20px rgba(191, 224, 106, .08); animation: scan 6.5s var(--ease-2) infinite; }
@keyframes scan { 0% { left: -2%; opacity: 0; } 8% { opacity: 1; } 92% { opacity: 1; } 100% { left: 102%; opacity: 0; } }
.tech__photo figcaption { position: absolute; left: 18px; right: 18px; bottom: 16px; z-index: 2; display: flex; justify-content: space-between; gap: 12px; color: rgba(255, 255, 255, .86); }
.corner { position: absolute; z-index: 2; width: 22px; height: 22px; border: 1.5px solid var(--leaf); }
.corner--tl { left: 14px; top: 14px; border-right: 0; border-bottom: 0; border-top-left-radius: 8px; }
.corner--tr { right: 14px; top: 14px; border-left: 0; border-bottom: 0; border-top-right-radius: 8px; }
.pillars { display: grid; gap: 14px; margin-top: clamp(20px, 3vw, 40px); counter-reset: pillar; }
.pillar { position: relative; display: grid; align-content: start; gap: 14px; padding: 26px 24px 28px; border-radius: var(--r); border: 1px solid var(--line-light); background: rgba(255, 255, 255, .035); transition: background-color .5s, border-color .5s, transform .7s var(--ease); }
.pillar:hover { background: rgba(255, 255, 255, .07); border-color: rgba(191, 224, 106, .5); transform: translateY(-4px); }
.pillar svg { width: 100%; height: auto; max-height: 150px; color: var(--leaf); }
.pillar .n { font-family: var(--font-mono); font-size: .7rem; letter-spacing: .16em; color: var(--leaf); }
.pillar h3 { font-size: 1.16rem; font-weight: 700; letter-spacing: -.02em; line-height: 1.2; }
.pillar p { font-size: .93rem; color: var(--muted-light); }
.research { display: grid; gap: 18px; margin-top: clamp(40px, 6vw, 80px); padding-top: 28px; border-top: 1px solid var(--line-light); }
.research p { color: var(--muted-light); max-width: 34em; }
.research ul { display: flex; flex-wrap: wrap; gap: 10px; }
.research li { padding: .55em 1em; border-radius: 999px; border: 1px solid var(--line-light); font-size: .88rem; font-weight: 600; }

/* Production */
.flow { position: relative; display: grid; gap: 30px; margin-bottom: clamp(56px, 8vw, 110px); padding-left: 34px; }
.flow::before, .flow::after { content: ""; position: absolute; left: 9px; top: 8px; bottom: 8px; width: 2px; border-radius: 2px; background: var(--line-strong); }
.flow::after { background: var(--bamboo); box-shadow: 0 0 14px 2px rgba(95, 146, 56, .5); transform-origin: top; transform: scaleY(var(--p, 0)); }
.flow li { position: relative; display: grid; grid-template-columns: 96px 1fr; gap: 18px; align-items: center; }
.flow li::before { content: ""; position: absolute; left: -34px; top: 50%; width: 20px; height: 20px; margin-top: -10px; border-radius: 50%; background: var(--paper); border: 2px solid var(--line-strong); transition: border-color .5s, background-color .5s, box-shadow .5s; z-index: 1; }
.flow li.is-on::before { border-color: var(--bamboo); background: var(--bamboo); box-shadow: 0 0 0 6px rgba(95, 146, 56, .18); }
.flow figure { overflow: hidden; border-radius: 50%; aspect-ratio: 1; background: var(--sand); filter: grayscale(.6); transition: filter .8s; }
.flow li.is-on figure { filter: none; }
.flow figure img { width: 100%; height: 100%; object-fit: cover; }
.flow .n { font-family: var(--font-mono); font-size: .7rem; letter-spacing: .16em; color: var(--bamboo-deep); }
.flow h3 { font-size: 1.2rem; font-weight: 700; letter-spacing: -.02em; }
.flow p { font-size: .9rem; color: var(--muted); }
.prod__grid { display: grid; gap: 16px; }
.prod__photo { --r: var(--r-lg); position: relative; overflow: hidden; border-radius: var(--r); background: var(--sand); }
.prod__photo--a { aspect-ratio: 16 / 9; }
.prod__photo--b { aspect-ratio: 4 / 3; }
.prod__photo img { position: absolute; left: 0; top: -8%; width: 100%; height: 116%; object-fit: cover; }
.prod__photo figcaption { position: absolute; left: 14px; bottom: 14px; padding: .5em .9em; border-radius: 999px; background: rgba(10, 28, 20, .72); color: #fff; -webkit-backdrop-filter: blur(6px); backdrop-filter: blur(6px); }
.caps { display: grid; gap: 0; align-content: start; border-top: 1px solid var(--line-strong); }
.caps li { display: grid; grid-template-columns: 44px 1fr; gap: 4px 16px; padding: 20px 0; border-bottom: 1px solid var(--line); }
.caps svg { grid-row: span 2; width: 34px; height: 34px; color: var(--bamboo-deep); }
.caps h3 { font-size: 1.1rem; font-weight: 700; letter-spacing: -.02em; }
.caps p { color: var(--muted); font-size: .93rem; }

/* 11. Product ecosystem ---------------------------------------------------- */
.eco__cols { display: grid; gap: 10px; }
.fam { --bg: var(--forest); --fg: #fff; --sub: rgba(255, 255, 255, .7); position: relative; overflow: hidden; border-radius: var(--r-lg); background: var(--bg); color: var(--fg); transition: flex-grow .9s var(--ease), background-color .5s; }
.fam--food { --bg: var(--white); --fg: var(--ink); --sub: var(--muted); }
.fam--hotel { --bg: var(--sage-2); --fg: var(--ink); --sub: #45503f; }
.fam--pack { --bg: var(--fiber); --fg: #2a1f0b; --sub: #4c3b19; }
.fam--ind { --bg: var(--charcoal); --fg: #fff; --sub: rgba(255, 255, 255, .7); }
.fam > h3 { margin: 0; font-size: inherit; }
.fam__head { display: flex; align-items: center; justify-content: space-between; gap: 16px; width: 100%; padding: 22px 22px; text-align: left; color: inherit; }
.fam__head:focus-visible { outline-offset: -5px; border-radius: var(--r-lg); }
.fam__head .n { font-family: var(--font-mono); font-size: .72rem; font-weight: 400; letter-spacing: .16em; opacity: .75; white-space: nowrap; }
.fam__name { flex: 1; font-size: clamp(1.35rem, 3vw, 1.9rem); font-weight: 800; text-transform: uppercase; letter-spacing: -.035em; line-height: 1; }
.fam__plus { position: relative; flex: none; width: 36px; height: 36px; border-radius: 50%; border: 1px solid currentColor; opacity: .7; transition: transform .7s var(--ease), opacity .4s; }
.fam__plus::before, .fam__plus::after { content: ""; position: absolute; left: 50%; top: 50%; width: 14px; height: 1.5px; margin: -.75px 0 0 -7px; background: currentColor; transition: transform .7s var(--ease); }
.fam__plus::after { transform: rotate(90deg); }
.fam.is-open .fam__plus { transform: rotate(180deg); opacity: 1; }
.fam.is-open .fam__plus::after { transform: rotate(0deg); }
.fam__body { display: grid; grid-template-rows: 0fr; visibility: hidden; transition: grid-template-rows .9s var(--ease), visibility 0s .9s; }
.fam.is-open .fam__body { grid-template-rows: 1fr; visibility: visible; transition: grid-template-rows .9s var(--ease), visibility 0s; }
.fam__inner { overflow: hidden; min-height: 0; }
.fam__pad { display: grid; gap: 22px; padding: 4px 22px 26px; }
.fam__pad > p { color: var(--sub); max-width: 34em; }
.fam__items { display: grid; grid-template-columns: repeat(auto-fill, minmax(86px, 1fr)); gap: 14px 10px; }
.fam__items li { display: grid; gap: 8px; justify-items: center; text-align: center; font-size: .78rem; font-weight: 600; line-height: 1.25; }
.orb { display: grid; place-items: center; width: 70px; height: 70px; border-radius: 50%; background: #fff; overflow: hidden; box-shadow: 0 0 0 1px rgba(0, 0, 0, .06); }
.orb img { width: 82%; height: 82%; object-fit: contain; }
.orb svg { width: 46%; height: 46%; color: var(--bamboo-deep); }
.fam .link { justify-self: start; }

.grades { margin-top: clamp(50px, 7vw, 96px); padding-top: clamp(30px, 4vw, 48px); border-top: 1px solid var(--line-strong); }
.grades__head { display: grid; gap: 14px; margin-bottom: 28px; }
.grades__list { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 22px 14px; }
.grade { display: grid; gap: 12px; }
.grade figure { overflow: hidden; border-radius: 50%; aspect-ratio: 1; background: var(--white); transition: transform .8s var(--ease); }
.grade figure img { width: 100%; height: 100%; object-fit: cover; transition: transform 1.1s var(--ease); }
.grade:hover figure img { transform: scale(1.06); }
.grade h3 { font-size: .98rem; font-weight: 700; letter-spacing: -.015em; line-height: 1.25; }
.grade p { font-size: .82rem; color: var(--muted); }

/* 12. Food container comparison -------------------------------------------- */
.cmp { --pos: 50%; position: relative; margin-top: clamp(8px, 2vw, 24px); border-radius: var(--r-lg); overflow: hidden; aspect-ratio: 4 / 3.4; touch-action: pan-y; user-select: none; -webkit-user-select: none; }
.cmp__side { position: absolute; inset: 0; display: grid; place-items: center; }
.cmp__side img { width: min(90%, 900px); height: auto; margin-top: 3%; pointer-events: none; }
.cmp__side--pe { background: radial-gradient(90% 80% at 50% 40%, #e3e9ec, #b9c5cb); }
.cmp__side--bamboo { background: radial-gradient(90% 80% at 50% 40%, #f6f0de, #dccfa9); clip-path: inset(0 0 0 var(--pos)); }
.cmp__tag { position: absolute; top: 18px; display: grid; gap: 4px; max-width: 44%; font-size: clamp(.8rem, 1.6vw, 1.06rem); font-weight: 800; letter-spacing: -.02em; text-transform: uppercase; line-height: 1.1; }
.cmp__tag small { font-family: var(--font-mono); font-size: .64rem; font-weight: 400; letter-spacing: .14em; }
.cmp__side--pe .cmp__tag { left: 18px; color: #2f3d44; }
.cmp__side--bamboo .cmp__tag { right: 18px; text-align: right; color: #4a3912; }
.cmp__handle { position: absolute; top: 0; bottom: 0; left: var(--pos); width: 2px; margin-left: -1px; background: #fff; box-shadow: 0 0 0 1px rgba(0, 0, 0, .08); pointer-events: none; }
.cmp__handle span { position: absolute; left: 50%; top: 50%; display: grid; place-items: center; width: 58px; height: 58px; margin: -29px 0 0 -29px; border-radius: 50%; background: #fff; color: var(--forest); box-shadow: 0 12px 30px -8px rgba(0, 0, 0, .35); }
.cmp__handle svg { width: 26px; height: 26px; }
.cmp__range { position: absolute; inset: 0; width: 100%; height: 100%; margin: 0; opacity: 0; cursor: ew-resize; }
.cmp:focus-within .cmp__handle span { outline: 3px solid var(--bamboo); outline-offset: 3px; }
.cmp__hint { display: flex; justify-content: center; margin-top: 14px; color: var(--muted); }
.cmp__lists { display: grid; gap: 14px; margin-top: clamp(30px, 5vw, 56px); }
.cmp__col { padding: 26px 24px 28px; border-radius: var(--r-lg); }
.cmp__col--pe { background: #e9edee; }
.cmp__col--bamboo { background: var(--forest); color: #fff; }
.cmp__col header { display: flex; align-items: center; gap: 16px; margin-bottom: 18px; }
.cmp__col header img { width: 92px; height: 66px; object-fit: cover; border-radius: 14px; }
.cmp__col h3 { font-size: 1.14rem; font-weight: 800; letter-spacing: -.02em; text-transform: uppercase; line-height: 1.1; }
.cmp__col h3 small { display: block; margin-bottom: 6px; font-family: var(--font-mono); font-size: .64rem; font-weight: 400; letter-spacing: .14em; opacity: .7; }
.cmp__col li { display: grid; grid-template-columns: 26px 1fr; gap: 12px; padding: 13px 0; border-top: 1px solid rgba(0, 0, 0, .1); font-weight: 600; letter-spacing: -.01em; }
.cmp__col--bamboo li { border-top-color: var(--line-light); }
.cmp__col li svg { width: 22px; height: 22px; margin-top: 1px; }
.cmp__col--pe li svg { color: #7b8a90; }
.cmp__col--bamboo li svg { color: var(--leaf); }
.cont__foot { display: grid; gap: 18px; margin-top: 28px; }

/* 13. Applications --------------------------------------------------------- */
.apps { display: grid; gap: 10px; }
.app { position: relative; display: grid; grid-template-columns: 52px 1fr; gap: 6px 16px; align-content: start; padding: 22px 20px; border-radius: var(--r); background: rgba(255, 253, 248, .62); border: 1px solid rgba(22, 32, 26, .08); overflow: hidden; transition: background-color .5s, transform .7s var(--ease), box-shadow .7s var(--ease); }
.app::after { content: ""; position: absolute; left: 20px; right: 20px; bottom: 0; height: 2px; background: var(--bamboo); transform: scaleX(0); transform-origin: left; transition: transform .7s var(--ease); }
.app:hover { background: var(--white); transform: translateY(-4px); box-shadow: var(--shadow); }
.app:hover::after { transform: scaleX(1); }
.app svg { grid-row: span 3; width: 44px; height: 44px; color: var(--bamboo-deep); }
.app h3 { font-size: 1.1rem; font-weight: 700; letter-spacing: -.02em; line-height: 1.2; }
.app p { font-size: .9rem; color: var(--muted); }
.app .tags { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 8px; }
.app .tags span { padding: .28em .7em; border-radius: 999px; background: rgba(60, 106, 40, .1); color: var(--bamboo-deep); font-size: .72rem; font-weight: 700; }

/* 14. Degradation (pinned) ------------------------------------------------- */
.degr { position: relative; height: 520vh; background: var(--soil); color: #fff; }
.degr__sticky { position: sticky; top: 0; height: 100vh; height: 100svh; overflow: hidden; }
.degr__sticky::after { content: ""; position: absolute; inset: 0; pointer-events: none; background: linear-gradient(0deg, rgba(23, 18, 13, .97) 0%, rgba(23, 18, 13, .7) 30%, rgba(23, 18, 13, 0) 52%, rgba(23, 18, 13, 0) 80%, rgba(23, 18, 13, .55) 100%); }
.degr__ui { position: relative; z-index: 1; height: 100%; display: grid; grid-template-rows: auto 1fr auto; padding-top: calc(var(--nav-h) + 18px); padding-bottom: clamp(22px, 5vh, 50px); }
.degr__head .h2 { font-size: clamp(1.7rem, 5.4vw, 4rem); }
.degr__head .eyebrow { margin-bottom: 14px; }
.degr__stages { position: relative; align-self: end; min-height: 250px; }
.degr__stages li { position: absolute; inset: auto 0 0 0; display: grid; grid-template-columns: 1fr 96px; gap: 8px 16px; align-items: end; opacity: 0; transform: translate3d(0, 18px, 0); transition: opacity .6s var(--ease-2), transform .9s var(--ease); pointer-events: none; }
.degr__stages li.is-active { opacity: 1; transform: none; pointer-events: auto; }
.degr__stages .n { grid-column: 1 / -1; font-family: var(--font-mono); font-size: .72rem; letter-spacing: .16em; color: var(--leaf); }
.degr__stages h3 { grid-column: 1 / -1; font-size: clamp(1.7rem, 6.4vw, 3.2rem); font-weight: 800; text-transform: uppercase; letter-spacing: -.04em; line-height: 1; }
.degr__stages p { font-size: .92rem; color: rgba(255, 255, 255, .78); max-width: 36em; }
.degr__stages figure { overflow: hidden; border-radius: 16px; aspect-ratio: 1; border: 1px solid var(--line-light); }
.degr__stages figure img { width: 100%; height: 100%; object-fit: cover; }
.degr__final { position: absolute; inset: 0; z-index: 2; display: grid; place-content: center; justify-items: center; gap: 20px; text-align: center; padding: var(--gutter); opacity: var(--fin, 0); transform: translate3d(0, calc((1 - var(--fin, 0)) * 30px), 0); pointer-events: none; }
.degr__final strong { font-size: clamp(2.6rem, 11vw, 8rem); font-weight: 800; text-transform: uppercase; letter-spacing: -.05em; line-height: .9; }
.degr__final strong em { font-family: var(--font-serif); font-style: italic; font-weight: 400; text-transform: none; color: var(--leaf); }
.degr__final ul { display: flex; flex-wrap: wrap; justify-content: center; gap: 10px; }
.degr__final li { padding: .5em 1.05em; border-radius: 999px; border: 1px solid rgba(191, 224, 106, .5); color: var(--leaf); font-family: var(--font-mono); font-size: .76rem; letter-spacing: .12em; text-transform: uppercase; }
.degr__final p { max-width: 36em; color: rgba(255, 255, 255, .78); font-size: .95rem; }
.degr__lower { transition: opacity .5s; opacity: calc(1 - var(--fin, 0) * 1.4); }

/* 15. Sustainability ------------------------------------------------------- */
.sus__grid { display: grid; gap: clamp(44px, 6vw, 90px); align-items: center; }
.sus__points { display: grid; gap: 0; margin-top: clamp(28px, 4vw, 44px); border-top: 1px solid var(--line-strong); }
.sus__points li { display: grid; grid-template-columns: 30px 1fr; gap: 14px; padding: 16px 0; border-bottom: 1px solid var(--line); }
.sus__points svg { width: 24px; height: 24px; color: var(--bamboo-deep); margin-top: 2px; }
.sus__points b { display: block; letter-spacing: -.015em; }
.sus__points span { color: var(--muted); font-size: .93rem; }
.cycle { position: relative; width: min(100%, 560px); aspect-ratio: 1; margin-inline: auto; }
.cycle__ring { position: absolute; inset: 0; width: 100%; height: 100%; overflow: visible; }
.cycle__ring .base { fill: none; stroke: var(--line-strong); stroke-width: 1; stroke-dasharray: 2 7; }
.cycle__ring .prog { fill: none; stroke: var(--bamboo); stroke-width: 3; stroke-linecap: round; stroke-dasharray: 1; stroke-dashoffset: calc(1 - var(--cp, 0)); transition: stroke-dashoffset 1.2s var(--ease); transform: rotate(-90deg); transform-origin: center; }
.cycle__node { position: absolute; display: grid; justify-items: center; gap: 8px; width: 92px; margin: -36px 0 0 -46px; text-align: center; }
.cycle__node span:first-child { display: block; width: 72px; height: 72px; border-radius: 50%; overflow: hidden; background: var(--sand); box-shadow: 0 0 0 5px var(--paper), 0 0 0 6px var(--line-strong); transition: box-shadow .6s var(--ease), transform .8s var(--ease); }
.cycle__node img { width: 100%; height: 100%; object-fit: cover; }
.cycle__node b { font-family: var(--font-mono); font-size: .68rem; font-weight: 500; letter-spacing: .14em; text-transform: uppercase; color: var(--muted); transition: color .4s; }
.cycle__node.is-active span:first-child { box-shadow: 0 0 0 5px var(--paper), 0 0 0 8px var(--bamboo); transform: scale(1.12); }
.cycle__node.is-active b { color: var(--bamboo-deep); }
.cycle__core { position: absolute; inset: 24%; display: grid; place-content: center; justify-items: center; gap: 10px; text-align: center; }
.cycle__core .n { font-family: var(--font-mono); font-size: .7rem; letter-spacing: .16em; color: var(--bamboo-deep); }
.cycle__core strong { font-size: clamp(1.6rem, 5vw, 2.7rem); font-weight: 800; text-transform: uppercase; letter-spacing: -.045em; line-height: 1; }
.cycle__core p { font-size: clamp(.78rem, 1.3vw, .92rem); line-height: 1.45; color: var(--muted); }
.cycle__core > * { transition: opacity .45s, transform .6s var(--ease); }
.cycle__core.is-swap > * { opacity: 0; transform: translateY(8px); }

/* 16. Contact -------------------------------------------------------------- */
.cta { position: relative; overflow: hidden; }
.cta__lines { display: none; position: absolute; inset: 0; width: 100%; height: 100%; pointer-events: none; opacity: .42; color: var(--leaf); -webkit-mask-image: linear-gradient(180deg, #000 22%, transparent 62%); mask-image: linear-gradient(180deg, #000 22%, transparent 62%); }
.cta .container { position: relative; }
.cta__title { font-size: clamp(2.3rem, 8.4vw, 6.6rem); font-weight: 800; text-transform: uppercase; letter-spacing: -.05em; line-height: .92; text-wrap: balance; }
.cta__grid { display: grid; gap: clamp(36px, 5vw, 70px); margin-top: clamp(40px, 6vw, 84px); }
.form { display: grid; gap: 16px; padding: clamp(22px, 3.4vw, 40px); border-radius: var(--r-lg); background: rgba(255, 255, 255, .055); border: 1px solid var(--line-light); }
.field { display: grid; gap: 7px; }
.field label { font-family: var(--font-mono); font-size: .68rem; letter-spacing: .14em; text-transform: uppercase; color: rgba(255, 255, 255, .7); }
.field input, .field select, .field textarea {
  width: 100%; min-height: 52px; padding: 13px 16px; border-radius: 14px; border: 1px solid var(--line-light); background: rgba(10, 28, 20, .5); color: #fff;
  transition: border-color .3s, background-color .3s;
}
.field select { appearance: none; -webkit-appearance: none; background-image: linear-gradient(45deg, transparent 50%, #fff 50%), linear-gradient(135deg, #fff 50%, transparent 50%); background-position: calc(100% - 22px) 23px, calc(100% - 16px) 23px; background-size: 6px 6px; background-repeat: no-repeat; padding-right: 44px; }
.field select option { color: var(--ink); background: #fff; }
.field textarea { min-height: 120px; resize: vertical; }
.field input:focus, .field select:focus, .field textarea:focus { outline: none; border-color: var(--leaf); background: rgba(10, 28, 20, .8); }
.field input::placeholder, .field textarea::placeholder { color: rgba(255, 255, 255, .38); }
.form__row { display: grid; gap: 16px; }
.form__actions { display: flex; flex-wrap: wrap; gap: 12px; align-items: center; margin-top: 6px; }
.form__hint { font-size: .8rem; color: rgba(255, 255, 255, .58); }
.form__error { color: #ffc9a8; font-size: .86rem; font-weight: 600; min-height: 1.2em; }
.contact { display: grid; align-content: start; }
.contact > div { display: grid; grid-template-columns: 7.5em 1fr; gap: 12px; padding: 18px 0; border-top: 1px solid var(--line-light); }
.contact > div:last-of-type { border-bottom: 1px solid var(--line-light); }
.contact dt { font-family: var(--font-mono); font-size: .68rem; letter-spacing: .14em; text-transform: uppercase; color: var(--leaf); padding-top: .3em; }
.contact dd { font-size: 1.06rem; font-weight: 600; letter-spacing: -.012em; line-height: 1.45; }
.contact dd a { display: inline-block; transition: color .3s; }
.contact dd a:hover { color: var(--leaf); }
.contact dd small { display: block; font-size: .84rem; font-weight: 400; color: var(--muted-light); }
.contact__actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 26px; }

/* 17. Footer --------------------------------------------------------------- */
.footer { background: var(--charcoal); color: rgba(255, 255, 255, .72); padding-block: clamp(50px, 7vw, 90px) 30px; font-size: .92rem; }
.footer__grid { display: grid; gap: 40px; }
.footer__brand img { height: 74px; width: auto; filter: brightness(0) invert(1); }
.footer__brand p { margin-top: 18px; max-width: 26em; }
.footer__brand strong { display: block; margin-bottom: 6px; color: #fff; font-size: 1.2rem; letter-spacing: .26em; }
.footer h2 { margin-bottom: 14px; font-family: var(--font-mono); font-size: .68rem; font-weight: 400; letter-spacing: .16em; text-transform: uppercase; color: var(--leaf); }
.footer li + li { margin-top: 8px; }
.footer a { transition: color .3s; }
.footer a:hover { color: #fff; }
.footer__base { display: grid; gap: 14px; margin-top: clamp(40px, 6vw, 70px); padding-top: 24px; border-top: 1px solid var(--line-light); font-size: .8rem; color: rgba(255, 255, 255, .5); }
.footer__base p { max-width: 80ch; }
.footer__legal { display: flex; flex-wrap: wrap; align-items: center; gap: 12px 22px; }
.motion-switch { display: inline-flex; align-items: center; gap: 10px; min-height: 34px; padding: 0 14px 0 6px; border-radius: 999px; border: 1px solid var(--line-light); color: rgba(255, 255, 255, .8); font-family: var(--font-mono); font-size: .68rem; letter-spacing: .12em; text-transform: uppercase; transition: border-color .3s, color .3s; }
.motion-switch:hover { border-color: #fff; color: #fff; }
.motion-switch i { position: relative; width: 34px; height: 20px; border-radius: 20px; background: rgba(255, 255, 255, .16); transition: background-color .3s; }
.motion-switch i::after { content: ""; position: absolute; left: 3px; top: 3px; width: 14px; height: 14px; border-radius: 50%; background: #fff; transition: transform .4s var(--ease); }
.motion-switch[aria-pressed="true"] i { background: var(--bamboo); }
.motion-switch[aria-pressed="true"] i::after { transform: translateX(14px); }
.motion-tip { position: fixed; left: 16px; right: 16px; bottom: 16px; z-index: 95; display: flex; flex-wrap: wrap; align-items: center; gap: 10px 14px; max-width: 520px; padding: 14px 52px 14px 18px; border-radius: 20px; background: rgba(10, 28, 20, .94); color: #fff; box-shadow: 0 24px 60px -20px rgba(0, 0, 0, .6); -webkit-backdrop-filter: blur(10px); backdrop-filter: blur(10px); }
.motion-tip[hidden] { display: none; }
.motion-tip p { flex: 1 1 220px; font-size: .88rem; line-height: 1.4; color: rgba(255, 255, 255, .86); }
.motion-tip__x { position: absolute; right: 8px; top: 8px; display: grid; place-items: center; width: 36px; height: 36px; border-radius: 50%; color: rgba(255, 255, 255, .7); }
.motion-tip__x:hover { color: #fff; background: rgba(255, 255, 255, .1); }
.motion-tip__x svg { width: 16px; height: 16px; }

/* 18. Catalogue page ------------------------------------------------------- */
.phero { position: relative; isolation: isolate; overflow: hidden; background: var(--deep-forest); color: #fff; padding: calc(var(--nav-h) + clamp(50px, 9vw, 120px)) 0 clamp(44px, 6vw, 80px); }
.phero::before { content: ""; position: absolute; inset: 0; z-index: -1; opacity: .5; background-image: linear-gradient(rgba(255, 255, 255, .05) 1px, transparent 1px), linear-gradient(90deg, rgba(255, 255, 255, .05) 1px, transparent 1px); background-size: 56px 56px; -webkit-mask-image: radial-gradient(70% 90% at 80% 20%, #000, transparent); mask-image: radial-gradient(70% 90% at 80% 20%, #000, transparent); }
.phero__grid { display: grid; gap: 28px; }
.crumbs { display: flex; gap: 10px; margin-bottom: 26px; color: var(--muted-light); }
.crumbs a:hover { color: #fff; }
.filters { display: flex; flex-wrap: wrap; gap: 8px; margin-top: clamp(30px, 4vw, 50px); }
.catalog { padding-block: clamp(40px, 6vw, 80px) var(--section); }
.pgrid { display: grid; grid-template-columns: repeat(auto-fill, minmax(min(100%, 280px), 1fr)); gap: 14px; }
.pcard { position: relative; display: grid; grid-template-rows: auto 1fr; width: 100%; height: 100%; text-align: left; border-radius: var(--r-lg); background: var(--white); border: 1px solid rgba(22, 32, 26, .08); overflow: hidden; transition: transform .8s var(--ease), box-shadow .8s var(--ease), opacity .5s; }
.pcard:hover { transform: translateY(-6px); box-shadow: var(--shadow); }
.pcard { animation: card-in .9s var(--ease) both; animation-delay: calc(var(--i, 0) * 45ms); color: inherit; font: inherit; }
@keyframes card-in { from { opacity: 0; transform: translate3d(0, 26px, 0); } }
.pcard.is-hidden { display: none; }
.pcard__media { position: relative; display: grid; place-items: center; aspect-ratio: 4 / 3; background: linear-gradient(160deg, #f3efe4, #e7dfcb); overflow: hidden; }
.pcard__media img { width: 74%; height: 80%; object-fit: contain; mix-blend-mode: multiply; transition: transform 1.1s var(--ease); }
.pcard__media--cover img { width: 100%; height: 100%; object-fit: cover; mix-blend-mode: normal; }
.pcard__media svg { width: 34%; height: auto; color: var(--bamboo-deep); transition: transform 1.1s var(--ease); }
.pcard:hover .pcard__media img, .pcard:hover .pcard__media svg { transform: scale(1.05); }
.pcard__comp { position: absolute; left: 14px; top: 14px; padding: .34em .7em; border-radius: 999px; background: rgba(255, 253, 248, .86); font-family: var(--font-mono); font-size: .62rem; letter-spacing: .08em; color: var(--muted); }
.pcard__text { display: grid; align-content: start; gap: 8px; padding: 20px 20px 22px; }
.pcard__fam { font-family: var(--font-mono); font-size: .66rem; letter-spacing: .14em; text-transform: uppercase; color: var(--bamboo-deep); }
.pcard__name { font-size: 1.24rem; font-weight: 800; letter-spacing: -.03em; line-height: 1.12; }
.pcard__desc { font-size: .9rem; color: var(--muted); }
.pcard__more { display: inline-flex; align-items: center; gap: .5em; margin-top: 8px; font-weight: 700; font-size: .88rem; }
.pcard__more svg { width: 1em; height: 1em; transition: transform .5s var(--ease); }
.pcard:hover .pcard__more svg { transform: translateX(4px); }

.matrix__block { margin-top: clamp(44px, 6vw, 80px); }
.matrix__title { display: flex; flex-wrap: wrap; align-items: baseline; justify-content: space-between; gap: 10px 24px; padding-bottom: 16px; margin-bottom: 26px; border-bottom: 1px solid var(--line-strong); }
.swatches { display: flex; gap: 16px; align-items: center; color: var(--muted); }
.swatches i { display: inline-block; width: 14px; height: 14px; margin-right: 7px; border-radius: 50%; vertical-align: -2px; box-shadow: inset 0 0 0 1px rgba(0, 0, 0, .14); }
.plates { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px; align-items: end; }
.plate { display: grid; justify-items: center; gap: 12px; padding: 20px 12px 18px; border-radius: var(--r); background: var(--white); border: 1px solid rgba(22, 32, 26, .08); }
.plate__stage { display: grid; place-items: center; width: 100%; aspect-ratio: 1; }
.plate svg { width: calc(var(--s) * 100%); height: auto; color: var(--fiber); overflow: visible; transition: transform 1s var(--ease); }
.plate:hover svg { transform: rotate(24deg) scale(1.03); }
.plate b { font-size: 1.02rem; letter-spacing: -.02em; }
.plate span { font-family: var(--font-mono); font-size: .66rem; letter-spacing: .08em; color: var(--muted); text-align: center; line-height: 1.6; }
.boxes { display: grid; grid-template-columns: repeat(auto-fill, minmax(min(100%, 340px), 1fr)); gap: 12px; }
.box { display: grid; grid-template-columns: 84px 1fr; gap: 16px; align-items: center; padding: 18px; border-radius: var(--r); background: var(--white); border: 1px solid rgba(22, 32, 26, .08); }
.box img { width: 84px; height: 108px; object-fit: contain; }
.box b { display: block; font-size: 1.02rem; letter-spacing: -.02em; line-height: 1.2; }
.box dl { display: grid; grid-template-columns: 5.4em 1fr; gap: 3px 10px; margin-top: 10px; font-size: .84rem; }
.box dt { font-family: var(--font-mono); font-size: .62rem; letter-spacing: .1em; text-transform: uppercase; color: var(--muted); padding-top: .2em; }
.box dd { font-weight: 600; }
.custom { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 18px; margin-top: 26px; padding: 24px; border-radius: var(--r-lg); background: var(--forest); color: #fff; }
.custom p { max-width: 40em; color: rgba(255, 255, 255, .8); }
.custom b { display: block; color: #fff; font-size: 1.2rem; letter-spacing: -.02em; }

/* 19. Drawer --------------------------------------------------------------- */
.drawer { position: fixed; inset: 0 0 0 auto; width: min(100%, 620px); max-width: none; height: 100%; max-height: none; margin: 0; padding: 0; border: 0; background: var(--paper); color: var(--ink); overflow: hidden; box-shadow: -40px 0 80px -30px rgba(0, 0, 0, .5); }
.drawer::backdrop { background: rgba(10, 28, 20, .58); -webkit-backdrop-filter: blur(3px); backdrop-filter: blur(3px); }
.drawer[open] { animation: drawer-in .7s var(--ease); }
.drawer[open]::backdrop { animation: fade-in .5s ease; }
.drawer.is-closing { animation: drawer-out .4s var(--ease-2) forwards; }
@keyframes drawer-in { from { transform: translate3d(100%, 0, 0); } }
@keyframes drawer-out { to { transform: translate3d(100%, 0, 0); } }
@keyframes fade-in { from { opacity: 0; } }
.drawer__scroll { height: 100%; overflow-y: auto; overscroll-behavior: contain; padding: 22px clamp(20px, 4vw, 40px) 40px; }
.drawer__top { position: sticky; top: -22px; z-index: 2; display: flex; align-items: center; justify-content: space-between; gap: 16px; margin: -22px calc(clamp(20px, 4vw, 40px) * -1) 0; padding: 18px clamp(20px, 4vw, 40px); background: rgba(245, 241, 230, .92); -webkit-backdrop-filter: blur(10px); backdrop-filter: blur(10px); }
.drawer__close { display: grid; place-items: center; width: 46px; height: 46px; border-radius: 50%; border: 1px solid var(--line-strong); transition: background-color .3s, color .3s, transform .6s var(--ease); }
.drawer__close:hover { background: var(--forest); color: #fff; transform: rotate(90deg); }
.drawer__close svg { width: 18px; height: 18px; }
.drawer__media { display: grid; place-items: center; aspect-ratio: 16 / 10; margin-top: 8px; border-radius: var(--r-lg); background: linear-gradient(160deg, #f3efe4, #e3dac3); overflow: hidden; }
.drawer__media img { width: 62%; height: 84%; object-fit: contain; mix-blend-mode: multiply; }
.drawer__media--cover img { width: 100%; height: 100%; object-fit: cover; mix-blend-mode: normal; }
.drawer__media svg { width: 26%; height: auto; color: var(--bamboo-deep); }
.drawer h2 { margin: 26px 0 12px; font-size: clamp(1.7rem, 4vw, 2.4rem); font-weight: 800; letter-spacing: -.04em; line-height: 1.02; text-transform: uppercase; }
.drawer h3 { margin: 30px 0 12px; font-family: var(--font-mono); font-size: .7rem; font-weight: 400; letter-spacing: .16em; text-transform: uppercase; color: var(--bamboo-deep); }
.drawer p { color: var(--muted); }
.drawer__tags { display: flex; flex-wrap: wrap; gap: 6px; }
.drawer__tags span { padding: .4em .85em; border-radius: 999px; background: rgba(60, 106, 40, .1); color: var(--bamboo-deep); font-size: .8rem; font-weight: 700; }
.spec { width: 100%; border-collapse: collapse; font-size: .9rem; }
.spec th, .spec td { padding: 11px 8px 11px 0; text-align: left; border-bottom: 1px solid var(--line); vertical-align: top; }
.spec thead th { font-family: var(--font-mono); font-size: .62rem; font-weight: 400; letter-spacing: .12em; text-transform: uppercase; color: var(--muted); border-bottom-color: var(--line-strong); }
.spec tbody th { font-weight: 500; color: var(--muted); }
.spec td { font-weight: 700; white-space: nowrap; }
.spec td.std { font-family: var(--font-mono); font-size: .72rem; font-weight: 400; color: var(--muted); }
.drawer__cta { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 30px; }

/* 20. Reduced motion ------------------------------------------------------- */
.rm [data-reveal], .rm .line > span { opacity: 1 !important; transform: none !important; clip-path: none !important; transition: none !important; }
.rm .draw * { stroke-dashoffset: 0 !important; transition: none !important; }
.rm .marquee__track, .rm .sprig, .rm .scan { animation: none !important; }
.rm .scan { display: none; }
.rm [data-parallax] { transform: none !important; }
.rm .culm__node::before { transform: none !important; }
/* pinned stories become plain stacked content */
.rm .morph, .rm .degr { height: auto; }
.rm .morph__sticky, .rm .degr__sticky { position: static; height: auto; }
.rm .morph__canvas, .rm .degr__canvas, .rm .track, .rm .degr__sticky::after, .rm .morph__sticky::after { display: none; }
.rm .morph__ui, .rm .degr__ui { display: block; height: auto; padding-block: var(--section); }
.rm .morph__steps, .rm .degr__stages { display: grid; gap: 34px; min-height: 0; margin-top: 40px; }
.rm .morph__steps li, .rm .degr__stages li { position: static; opacity: 1; transform: none; pointer-events: auto; }
.rm .degr__final { position: static; opacity: 1; transform: none; margin-top: 60px; padding: 0; }
.rm .degr__lower { opacity: 1; }
.rm .morph__steps li { opacity: 1; border-left-color: var(--leaf); }
.rm .morph__steps p { grid-template-rows: 1fr; }
html.rm { scroll-behavior: auto; }
.rm *, .rm *::before, .rm *::after { animation-duration: .001ms !important; animation-iteration-count: 1 !important; transition-duration: .001ms !important; transition-delay: 0s !important; }
@media (prefers-reduced-motion: reduce) {   /* no-JS visitors: honour the device setting directly */
  html:not(.js) { scroll-behavior: auto; }
  html:not(.js) *, html:not(.js) *::before, html:not(.js) *::after { animation: none !important; }
}
@media print {
  .nav, .menu, .rail, .hero__fibers, .morph__canvas, .degr__canvas { display: none !important; }
}