/* ============================================================
   GOTEC 高達環保產品貿易有限公司
   Verdant Editorial Craft — standalone static stylesheet
   Converted from the React/Tailwind source (index.css) into
   plain CSS with no framework, no /manus-storage/ dependency.
   Decorative textures rendered in CSS instead of missing assets.
   ============================================================ */

:root {
  --leaf: #58b947;
  --leaf-deep: #1d522d;
  --forest: #0f2c1b;
  --ink: #18251d;
  --stone: #e6e1d6;
  --paper: #f7f6f1;
  --mist: #edf0e9;
  --line: rgba(24, 37, 29, 0.16);
  --soft-line: rgba(24, 37, 29, 0.09);
  --ease-out: cubic-bezier(0.23, 1, 0.32, 1);
  --leaf-line: repeating-linear-gradient(to bottom, var(--leaf) 0 9px, transparent 9px 16px);
  --leaf-line-h: repeating-linear-gradient(to right, var(--leaf) 0 9px, transparent 9px 16px);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; background: var(--paper); }
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: "Noto Sans TC", "PingFang TC", "Microsoft JhengHei", sans-serif;
  font-size: 16px;
  line-height: 1.72;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}
a { color: inherit; text-decoration: none; }
button, input, textarea, select { font: inherit; }
button:not(:disabled), a[href] { cursor: pointer; }
img { display: block; max-width: 100%; height: auto; }
p, h1, h2, h3, figure { margin: 0; }
:focus-visible { outline: 3px solid var(--leaf); outline-offset: 4px; }

.eyebrow {
  color: var(--leaf-deep);
  font-size: 10px;
  font-weight: 700;
  line-height: 1.4;
  letter-spacing: .16em;
  text-transform: uppercase;
}

/* ---------- Layout shell + decorative side rule ---------- */
.site-shell { position: relative; overflow: clip; }
.site-shell::before {
  content: "";
  position: fixed;
  z-index: 40;
  left: 11px; top: 112px; bottom: 24px;
  width: 1px;
  pointer-events: none;
  opacity: .55;
  background: var(--leaf-line);
}

/* ---------- Header / nav ---------- */
.site-header {
  position: sticky;
  z-index: 50;
  top: 0;
  background: rgba(247, 246, 241, .93);
  border-bottom: 1px solid var(--soft-line);
  backdrop-filter: blur(16px);
}
.header-inner {
  min-height: 78px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px clamp(20px, 4vw, 64px);
}
.brand-lockup { min-width: 0; display: flex; align-items: center; gap: 9px; }
.brand-symbol { width: 28px; height: 28px; object-fit: contain; }
.brand-type { display: grid; gap: 1px; color: var(--leaf-deep); line-height: 1.05; }
.brand-type strong {
  font-family: "Noto Sans TC", sans-serif;
  font-size: clamp(8px, .76vw, 10px);
  font-weight: 900;
  letter-spacing: .015em;
}
.brand-type small { color: #356242; font-size: 8px; font-weight: 700; letter-spacing: .06em; }
.desktop-nav {
  display: flex;
  align-items: center;
  gap: clamp(16px, 2.2vw, 35px);
  font-size: 13px;
  font-weight: 500;
  letter-spacing: .025em;
}
.desktop-nav > a { position: relative; padding: 8px 0; white-space: nowrap; }
.desktop-nav > a:not(.nav-contact)::after {
  content: "";
  position: absolute;
  left: 0; right: 100%; bottom: 3px;
  height: 1px;
  background: var(--leaf);
  transition: right .2s var(--ease-out);
}
.desktop-nav > a:hover::after { right: 0; }
.nav-contact { display: inline-flex; align-items: center; gap: 5px; color: var(--leaf-deep); }
.menu-toggle {
  display: none;
  border: 0;
  background: transparent;
  padding: 10px 0 10px 10px;
  color: var(--ink);
}
.mobile-nav {
  display: none;
}

/* ---------- Home hero ---------- */
.home-hero {
  position: relative;
  min-height: min(780px, calc(100vh - 78px));
  display: grid;
  align-items: end;
  grid-template-columns: minmax(30px, 1fr) minmax(0, 670px) minmax(30px, .75fr);
  color: #fff;
  background: var(--forest);
  isolation: isolate;
}
.hero-art { position: absolute; z-index: -1; inset: 0; overflow: hidden; }
.hero-art img { width: 100%; height: 100%; object-fit: cover; object-position: center; filter: saturate(.78) contrast(1.04); }
.hero-art-shade {
  position: absolute; inset: 0;
  background: linear-gradient(90deg, rgba(7,33,15,.9) 0%, rgba(16,44,27,.58) 47%, rgba(7,33,15,.3) 100%);
}
.hero-marker {
  position: absolute;
  left: clamp(20px, 4vw, 64px); top: clamp(38px, 10vh, 92px);
  display: flex; gap: 10px; align-items: center;
  color: rgba(255,255,255,.82);
  font-family: "DM Serif Display", serif;
  font-size: 13px; letter-spacing: .17em;
}
.hero-marker i { display: block; width: 50px; height: 1px; background: var(--leaf); }
.home-hero-copy { grid-column: 2; padding: clamp(100px, 16vh, 176px) 0 clamp(70px, 11vh, 120px); }
.home-hero .eyebrow { color: #d9efcf; }
.home-hero h1 {
  margin-top: 20px; max-width: 650px;
  font-family: "DM Serif Display", "Noto Serif TC", serif;
  font-size: clamp(54px, 7.8vw, 116px);
  font-weight: 400; letter-spacing: -.055em; line-height: .89;
}
.home-hero h1 span {
  display: block; margin-bottom: 16px; color: #fff;
  font-family: "Noto Sans TC", sans-serif;
  font-size: clamp(27px, 3.2vw, 46px); font-weight: 800; letter-spacing: -.05em; line-height: 1;
}
.home-hero h1 em { color: #bfe6af; font-style: italic; }
.home-hero-copy > p:not(.eyebrow) {
  max-width: 420px; margin-top: 31px;
  color: rgba(255,255,255,.9); font-size: 15px; line-height: 1.9;
}
.hero-scroll {
  display: inline-flex; align-items: center; gap: 10px;
  margin-top: 38px; padding-bottom: 8px;
  border-bottom: 1px solid var(--leaf); color: #fff; font-size: 13px;
  transition: gap .2s var(--ease-out);
}
.hero-scroll:hover { gap: 15px; }
.hero-sideword {
  position: absolute; right: 22px; bottom: 36px; margin: 0;
  color: rgba(255,255,255,.75);
  font-size: 10px; font-weight: 700; letter-spacing: .18em;
  writing-mode: vertical-rl;
}

/* ---------- About ---------- */
.about-section {
  position: relative;
  display: grid;
  grid-template-columns: minmax(40px, 1fr) minmax(280px, 410px) minmax(300px, 530px) minmax(140px, 280px);
  gap: clamp(28px, 4vw, 66px);
  padding: clamp(92px, 12vw, 170px) clamp(20px, 7vw, 128px) clamp(80px, 11vw, 150px);
  background: var(--paper);
}
.about-section::before {
  content: ""; position: absolute;
  left: clamp(20px, 4vw, 64px); top: 0; height: 1px;
  width: min(84vw, 1200px); background: var(--line);
}
.about-side-label {
  grid-column: 1; align-self: start;
  display: flex; gap: 10px; color: var(--leaf-deep);
  font-size: 10px; font-weight: 700; letter-spacing: .16em;
  writing-mode: vertical-rl;
}
.about-side-label span { color: var(--leaf); }
.about-title { grid-column: 2; }
.about-title h2, .section-intro h2, .contact-top h2 {
  margin-top: 18px;
  font-size: clamp(34px, 3.9vw, 59px); font-weight: 800;
  letter-spacing: -.065em; line-height: 1.18;
}
.about-title h2 em, .section-intro h2 em, .contact-top h2 em {
  color: var(--leaf-deep);
  font-family: "DM Serif Display", serif; font-size: .96em;
  font-weight: 400; letter-spacing: -.025em;
}
.about-body { grid-column: 3; display: grid; gap: 30px; }
.about-copy { font-size: 14px; line-height: 2; }
.about-copy p + p { margin-top: 19px; }
.en-copy { color: #526053; font-family: "DM Serif Display", "Noto Serif TC", serif; font-size: 16px; line-height: 1.8; }
.about-visual { grid-column: 4; align-self: end; margin: 0; }
.about-visual img { width: 100%; min-height: 380px; object-fit: cover; object-position: center; filter: saturate(.85); }
.about-visual figcaption { margin-top: 10px; color: var(--leaf-deep); font-size: 9px; font-weight: 700; letter-spacing: .13em; }

/* ---------- Services ---------- */
.services-section {
  position: relative;
  padding: clamp(85px, 11vw, 155px) clamp(20px, 7vw, 128px);
  background: #e7ede3;
  background-image:
    radial-gradient(rgba(29,82,45,.05) 1px, transparent 1px);
  background-size: 22px 22px;
}
.services-section::after {
  content: ""; position: absolute; inset: 0;
  background: rgba(231, 237, 227, .76); pointer-events: none;
}
.section-intro, .service-rail { position: relative; z-index: 1; }
.section-intro {
  display: grid;
  grid-template-columns: minmax(380px, 1.1fr) minmax(260px, .55fr);
  justify-content: space-between; gap: 60px; align-items: end;
}
.section-intro::after {
  content: ""; position: absolute;
  left: 0; right: 18%; bottom: -20px; height: 8px;
  border-top: 1px solid var(--leaf-deep);
  background: var(--leaf-line-h);
  background-size: 100% 1px; background-repeat: no-repeat; background-position: 0 0;
  opacity: .62;
}
.section-intro > p { max-width: 390px; color: #4e5e51; font-size: 14px; line-height: 1.95; }
.service-rail {
  display: grid; grid-template-columns: repeat(3, 1fr);
  gap: clamp(16px, 2vw, 34px);
  margin-top: clamp(52px, 7vw, 90px);
}
.service-card {
  display: flex; flex-direction: column; min-height: 450px; overflow: hidden;
  background: rgba(247,246,241,.83);
  border-top: 2px solid var(--leaf-deep);
  box-shadow: 0 16px 26px rgba(26, 48, 30, .07);
  transition: transform .25s var(--ease-out), box-shadow .25s var(--ease-out);
}
.service-card:hover { transform: translateY(-7px); box-shadow: 0 22px 36px rgba(26, 48, 30, .13); }
.service-image-wrap { position: relative; flex: 1; min-height: 290px; overflow: hidden; background: var(--forest); }
.service-image-wrap img {
  width: 100%; height: 100%; object-fit: cover;
  filter: saturate(.65) contrast(1.04) hue-rotate(6deg);
  transition: transform .55s var(--ease-out), filter .35s var(--ease-out);
}
.service-card:hover .service-image-wrap img { transform: scale(1.045); filter: saturate(.82) contrast(1.03) hue-rotate(0deg); }
.service-image-wrap::after {
  content: ""; position: absolute; inset: 0;
  background: linear-gradient(180deg, transparent 52%, rgba(10,37,21,.48));
  pointer-events: none;
}
.service-image-caption {
  position: absolute; z-index: 1; left: 15px; bottom: 12px;
  color: #fff; font-size: 8px; font-weight: 700; letter-spacing: .12em;
}
.service-card-copy {
  position: relative;
  display: grid; grid-template-columns: 35px 1fr 25px; align-items: center; gap: 13px;
  min-height: 115px; padding: 23px;
}
.service-number { color: var(--leaf); font-family: "DM Serif Display", serif; font-size: 19px; }
.service-card h3 { font-size: 20px; font-weight: 800; line-height: 1.3; letter-spacing: -.04em; }
.service-card h3 small { display: block; margin-top: 2px; color: #5c685d; font-family: "DM Serif Display", serif; font-size: 14px; font-weight: 400; letter-spacing: 0; }
.service-arrow {
  display: grid; place-items: center; width: 28px; height: 28px;
  color: var(--leaf-deep); border: 1px solid rgba(29,82,45,.32); border-radius: 50%;
  transition: color .2s var(--ease-out), background .2s var(--ease-out);
}
.service-card:hover .service-arrow { background: var(--leaf); color: #fff; }

/* ---------- Contact ---------- */
.contact-section {
  position: relative; overflow: hidden;
  padding: clamp(86px, 11vw, 145px) clamp(20px, 7vw, 128px) clamp(70px, 8vw, 100px);
  color: #fff; background: var(--forest);
}
.contact-texture {
  position: absolute; inset: 0; opacity: .13;
  background-image: repeating-linear-gradient(45deg, rgba(255,255,255,.5) 0 1px, transparent 1px 14px);
}
.contact-top, .contact-grid { position: relative; z-index: 1; }
.contact-section .eyebrow { color: #bfe6af; }
.contact-top h2 { color: #fff; }
.contact-top h2 em { color: #bfe6af; }
.contact-grid {
  display: grid;
  grid-template-columns: .82fr .95fr 1.3fr auto;
  gap: clamp(28px, 4vw, 64px); align-items: end;
  margin-top: clamp(56px, 8vw, 100px);
  padding-top: 25px; border-top: 1px solid rgba(255,255,255,.24);
}
.contact-label { margin-bottom: 10px; color: #bfe6af; font-size: 10px; font-weight: 700; letter-spacing: .15em; text-transform: uppercase; }
.contact-grid a:not(.contact-cta) { display: block; color: #fff; font-family: "DM Serif Display", serif; font-size: 18px; line-height: 1.65; }
.contact-grid > div p:not(.contact-label) { color: rgba(255,255,255,.85); font-size: 13px; line-height: 1.85; }
.contact-fax { margin-top: 21px; }
.contact-cta {
  display: inline-flex; align-items: center; gap: 11px;
  padding: 13px 0; border-bottom: 1px solid var(--leaf); font-size: 14px; white-space: nowrap;
  transition: gap .2s var(--ease-out);
}
.contact-cta:hover { gap: 17px; }

/* ---------- Service hero (subpages) ---------- */
.service-hero {
  display: grid;
  grid-template-columns: minmax(320px, .84fr) minmax(430px, 1.16fr);
  min-height: 525px; background: var(--paper);
}
.service-hero-copy { display: flex; flex-direction: column; justify-content: center; padding: clamp(70px, 10vw, 135px) clamp(20px, 8vw, 128px); }
.service-hero h1 { margin-top: 17px; color: var(--ink); font-size: clamp(45px, 5.5vw, 85px); font-weight: 900; letter-spacing: -.07em; line-height: .96; }
.service-hero h1 span { display: block; margin-top: 11px; color: var(--leaf-deep); font-family: "DM Serif Display", serif; font-size: .52em; font-weight: 400; letter-spacing: -.02em; }
.service-hero-intro { max-width: 450px; margin-top: 34px; color: #526053; font-size: 14px; line-height: 1.9; }
.scroll-link {
  display: inline-flex; align-items: center; gap: 10px; width: max-content;
  margin-top: 38px; color: var(--leaf-deep);
  border-bottom: 1px solid var(--leaf); padding-bottom: 7px; font-size: 13px;
  transition: gap .2s var(--ease-out);
}
.scroll-link:hover { gap: 16px; }
.service-hero-figure { position: relative; overflow: hidden; margin: 0; min-height: 420px; }
.service-hero-figure::after { content: ""; position: absolute; inset: 0; background: linear-gradient(90deg, rgba(15,44,27,.2), transparent 45%); pointer-events: none; }
.service-hero-figure img { width: 100%; height: 100%; object-fit: cover; }
.service-hero-figure figcaption {
  position: absolute; z-index: 1; right: 18px; bottom: 16px;
  color: #fff; font-size: 9px; font-weight: 700; letter-spacing: .15em;
  writing-mode: vertical-rl; text-shadow: 0 1px 7px rgba(0,0,0,.45);
}
.accent-blue .service-hero-copy .eyebrow, .accent-blue .service-hero h1 span { color: #176078; }
.accent-stone .service-hero-copy .eyebrow, .accent-stone .service-hero h1 span { color: #8a6750; }

/* ---------- Catalogue / product entries ---------- */
.catalogue-section {
  display: grid;
  grid-template-columns: minmax(240px, .65fr) minmax(0, 1.85fr);
  gap: clamp(40px, 7vw, 118px);
  padding: clamp(86px, 11vw, 152px) clamp(20px, 7vw, 128px);
  background: #fff;
}
.catalogue-heading { align-self: start; position: sticky; top: 110px; }
.catalogue-heading h2 { margin-top: 18px; font-size: clamp(36px, 4vw, 62px); font-weight: 900; line-height: 1.1; letter-spacing: -.07em; }
.catalogue-heading h2 em { color: var(--leaf-deep); font-family: "DM Serif Display", serif; font-size: .76em; font-weight: 400; letter-spacing: -.02em; }
.catalogue-heading > p:last-child { max-width: 300px; margin-top: 30px; color: #58635a; font-size: 13px; line-height: 1.95; }
.product-list { min-width: 0; }
.product-entry {
  position: relative;
  display: grid; grid-template-columns: minmax(220px, .82fr) minmax(310px, 1.18fr);
  gap: clamp(28px, 4vw, 60px);
  padding: 27px 22px clamp(62px, 8vw, 88px);
  margin-bottom: clamp(62px, 8vw, 108px);
  border-bottom: 1px solid var(--soft-line);
  background: linear-gradient(115deg, rgba(237,240,233,.72), transparent 42%);
}
.product-entry::before {
  content: ""; position: absolute; top: 17px; left: 0; bottom: 19px; width: 1px;
  background: var(--leaf-line); opacity: .72;
}
.product-entry::after {
  content: ""; position: absolute; right: 21px; bottom: 18px; width: 40%; height: 1px;
  background: linear-gradient(to right, transparent, var(--leaf-deep)); opacity: .42;
}
.product-entry:last-child { margin-bottom: 0; }
.product-entry-reverse .product-visual { order: 2; }
.product-entry-reverse .product-detail { order: 1; }
.product-index {
  position: absolute; z-index: 2; top: 10px; left: -17px;
  display: grid; place-items: center; width: 34px; height: 34px;
  color: var(--leaf-deep); background: #f7f6f1;
  border: 1px solid rgba(88,185,71,.65); border-radius: 50%;
  font-family: "DM Serif Display", serif; font-size: 15px;
}
.product-visual { position: relative; margin: 0; padding: 10px 0 0 10px; border-top: 1px solid var(--leaf-deep); border-left: 1px solid var(--leaf-deep); }
.product-visual::after {
  content: "GOTEC / SOURCE MATERIAL"; position: absolute; right: -14px; top: 13px;
  color: var(--leaf-deep); font-size: 8px; font-weight: 700; letter-spacing: .11em;
  writing-mode: vertical-rl;
}
.product-visual > img:first-child { width: 100%; min-height: 230px; height: 100%; max-height: 420px; object-fit: cover; filter: saturate(.84) contrast(1.03); }
.secondary-product-image { width: 76%; margin: 16px 0 0 auto; border: 8px solid #fff; box-shadow: 0 10px 22px rgba(17,42,25,.11); }
.product-label { margin-bottom: 13px; color: var(--leaf-deep); font-size: 10px; font-weight: 700; letter-spacing: .1em; }
.product-detail { position: relative; padding-top: 16px; }
.product-detail::before { content: ""; position: absolute; top: 0; left: 0; width: min(100%, 160px); height: 1px; background: var(--leaf); }
.product-detail h3 { color: var(--ink); font-size: clamp(25px, 2.6vw, 39px); font-weight: 850; letter-spacing: -.055em; line-height: 1.18; }
.product-detail h3 span { display: block; margin-top: 7px; color: var(--leaf-deep); font-family: "DM Serif Display", serif; font-size: .54em; font-weight: 400; letter-spacing: -.01em; }
.bilingual-columns { display: grid; grid-template-columns: 1fr 1fr; gap: 26px; margin-top: 29px; }
.lang-tag { margin-bottom: 8px; color: var(--leaf); font-size: 10px; font-weight: 700; letter-spacing: .13em; }
.product-copy { color: #4e5b50; font-size: 12.5px; line-height: 1.9; }
.product-copy p + p { margin-top: 13px; }
.product-bullets { list-style: none; margin: 0; padding: 0; display: grid; gap: 9px; }
.product-bullets li { position: relative; padding-left: 16px; }
.product-bullets li::before { content: "•"; position: absolute; left: 0; color: var(--leaf-deep); font-weight: 700; }
.bilingual-columns > div:last-child .product-copy { color: #657167; font-family: "DM Serif Display", "Noto Serif TC", serif; font-size: 14px; line-height: 1.75; }

.source-note {
  display: grid; grid-template-columns: minmax(160px, .44fr) minmax(260px, 1fr) auto;
  gap: 34px; align-items: end;
  padding: 40px clamp(20px, 7vw, 128px);
  background: var(--mist); border-top: 1px solid var(--line);
}
.source-note > p:nth-child(2) { max-width: 700px; color: #536054; font-size: 13px; line-height: 1.9; }
.source-note a {
  display: inline-flex; align-items: center; gap: 8px; color: var(--leaf-deep);
  border-bottom: 1px solid var(--leaf); padding-bottom: 6px; font-size: 13px; white-space: nowrap;
}

/* ---------- Footer ---------- */
.site-footer { padding: 0 clamp(20px, 4vw, 64px); background: #0d2115; color: #fff; }
.footer-topline { height: 1px; background: var(--leaf); }
.footer-grid { display: grid; grid-template-columns: 1.1fr .75fr 1.15fr; gap: clamp(34px, 7vw, 110px); padding: 54px 0; }
.footer-brand img { width: min(300px, 100%); height: 55px; object-fit: contain; object-position: left center; filter: brightness(0) invert(1) sepia(.35) saturate(1.5) hue-rotate(55deg) brightness(1.14); }
.footer-brand p { max-width: 225px; margin-top: 18px; color: rgba(255,255,255,.67); font-size: 12px; }
.footer-label { margin-bottom: 11px; color: #aee098; font-size: 10px; font-weight: 700; letter-spacing: .14em; text-transform: uppercase; }
.footer-grid a { display: block; margin-bottom: 5px; color: rgba(255,255,255,.86); font-size: 13px; transition: color .18s var(--ease-out); }
.footer-grid a:hover { color: #aee098; }
.footer-grid > div:last-child > p:not(.footer-label) { color: rgba(255,255,255,.65); font-size: 12px; line-height: 1.8; }
.footer-bottom { display: flex; justify-content: space-between; gap: 20px; padding: 18px 0 24px; border-top: 1px solid rgba(255,255,255,.13); color: rgba(255,255,255,.49); font-size: 10px; }
.footer-bottom a { color: #bfe6af; white-space: nowrap; }

/* ---------- 404 ---------- */
.notfound {
  min-height: calc(100vh - 78px);
  display: grid; place-content: center; text-align: center;
  gap: 18px; padding: 120px 24px; background: var(--paper);
}
.notfound .code { font-family: "DM Serif Display", serif; font-size: clamp(80px, 14vw, 160px); color: var(--leaf-deep); line-height: 1; }
.notfound h1 { font-size: clamp(24px, 4vw, 38px); font-weight: 800; letter-spacing: -.04em; }
.notfound p { color: #58635a; max-width: 420px; margin: 0 auto; }
.notfound a { display: inline-flex; align-items: center; gap: 8px; margin-top: 10px; color: var(--leaf-deep); border-bottom: 1px solid var(--leaf); padding-bottom: 6px; font-size: 14px; }

/* ---------- Skip link ---------- */
.skip-link {
  position: fixed; z-index: 100; top: -64px; left: 18px;
  background: var(--forest); color: #fff; padding: 10px 16px; font-size: 14px;
  transition: top .18s var(--ease-out);
}
.skip-link:focus { top: 16px; }

/* ---------- Responsive ---------- */
@media (max-width: 1020px) {
  .desktop-nav { display: none; }
  .menu-toggle { display: block; }
  .mobile-nav {
    position: absolute; top: 100%; left: 0; right: 0; display: grid; gap: 0;
    max-height: 0; overflow: hidden; padding: 0 20px;
    background: var(--paper); border-bottom: 0 solid var(--line); opacity: 0;
    transition: max-height .32s var(--ease-out), padding .32s var(--ease-out), opacity .2s var(--ease-out), border .2s var(--ease-out);
  }
  .mobile-nav.is-open { max-height: 560px; padding: 25px 20px 32px; border-bottom-width: 1px; opacity: 1; }
  .mobile-nav .eyebrow { margin-bottom: 10px; }
  .mobile-nav > a { display: grid; grid-template-columns: 34px 1fr auto; gap: 8px; padding: 12px 0; border-top: 1px solid var(--soft-line); font-size: 20px; font-weight: 800; letter-spacing: -.04em; }
  .mobile-nav > a:first-of-type { grid-template-columns: 1fr auto; }
  .mobile-nav small { color: var(--leaf); font-family: "DM Serif Display", serif; font-size: 14px; padding-top: 3px; }
  .mobile-nav span { color: var(--leaf-deep); font-family: "DM Serif Display", serif; font-size: 13px; font-weight: 400; align-self: center; }
  .about-section { grid-template-columns: 30px minmax(280px, 1fr) minmax(280px, 1fr); }
  .about-title { grid-column: 2; }
  .about-body { grid-column: 3; }
  .about-visual { grid-column: 2 / -1; width: 45%; justify-self: end; }
  .section-intro { grid-template-columns: 1.1fr .7fr; }
  .service-card { min-height: 390px; }
  .service-image-wrap { min-height: 230px; }
  .contact-grid { grid-template-columns: 1fr 1fr; }
  .contact-cta { justify-self: start; }
  .catalogue-section { grid-template-columns: 1fr; }
  .catalogue-heading { position: static; max-width: 580px; }
  .product-entry { grid-template-columns: minmax(210px, .8fr) minmax(280px, 1.2fr); }
  .product-index { left: -18px; }
}
@media (max-width: 700px) {
  .header-inner { min-height: 68px; padding: 8px 20px; }
  .brand-symbol { width: 23px; height: 23px; }
  .brand-type strong { font-size: 7px; }
  .brand-type small { font-size: 7px; }
  .home-hero { min-height: 680px; grid-template-columns: 20px 1fr 20px; }
  .hero-art img { object-position: 67% center; }
  .hero-art-shade { background: linear-gradient(90deg, rgba(7,33,15,.84), rgba(7,33,15,.48)); }
  .hero-marker { left: 20px; top: 28px; }
  .home-hero-copy { padding: 138px 0 62px; }
  .home-hero h1 { font-size: clamp(55px, 16vw, 74px); }
  .home-hero h1 span { font-size: 29px; }
  .home-hero-copy > p:not(.eyebrow) { max-width: 300px; font-size: 13px; }
  .hero-sideword { display: none; }
  .about-section { grid-template-columns: 27px 1fr; gap: 26px; padding: 90px 20px 76px; }
  .about-side-label { grid-column: 1; }
  .about-title, .about-body { grid-column: 2; }
  .about-title h2, .section-intro h2, .contact-top h2 { font-size: 37px; }
  .about-body { gap: 24px; }
  .about-copy { font-size: 13px; }
  .en-copy { font-size: 15px; }
  .about-visual { grid-column: 2; width: min(84%, 290px); margin-top: 10px; }
  .about-visual img { min-height: 315px; }
  .services-section { padding: 79px 20px; }
  .section-intro { grid-template-columns: 1fr; gap: 25px; }
  .service-rail { grid-template-columns: 1fr; gap: 18px; margin-top: 46px; }
  .service-card { min-height: 360px; }
  .service-image-wrap { min-height: 255px; }
  .contact-section { padding: 78px 20px 62px; }
  .contact-grid { grid-template-columns: 1fr; gap: 29px; margin-top: 52px; }
  .service-hero { grid-template-columns: 1fr; }
  .service-hero-copy { padding: 72px 20px 58px; }
  .service-hero h1 { font-size: 55px; }
  .service-hero-figure { min-height: 295px; }
  .catalogue-section { gap: 48px; padding: 78px 20px; }
  .catalogue-heading h2 { font-size: 42px; }
  .product-entry, .product-entry-reverse { grid-template-columns: 1fr; gap: 26px; padding-left: 26px; }
  .product-entry-reverse .product-visual, .product-entry-reverse .product-detail { order: unset; }
  .product-index { left: 0; top: -26px; }
  .product-visual > img:first-child { max-height: 350px; min-height: 205px; }
  .bilingual-columns { grid-template-columns: 1fr; gap: 20px; }
  .source-note { grid-template-columns: 1fr; gap: 17px; padding: 36px 20px; }
  .footer-grid { grid-template-columns: 1fr; gap: 30px; padding: 44px 0; }
  .footer-bottom { flex-direction: column; }
}

@media (prefers-reduced-motion: no-preference) {
  .home-hero-copy, .about-title, .about-body, .catalogue-heading, .product-entry { animation: entrance .58s var(--ease-out) both; }
  .about-body { animation-delay: .07s; }
  .product-entry:nth-child(2) { animation-delay: .04s; }
  .product-entry:nth-child(3) { animation-delay: .08s; }
}
@keyframes entrance { from { opacity: 0; transform: translateY(8px); } to { opacity: 1; transform: translateY(0); } }

/* 產品圖：主圖 + 副圖堆疊（如 CI Takiron 雙圖） */
.product-visual > img + img {
  margin-top: 12px;
  width: 100%;
  min-height: 180px;
  max-height: 340px;
  object-fit: cover;
  filter: saturate(.84) contrast(1.03);
}

/* 404 頁 */
.notfound-section {
  min-height: 62vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: clamp(48px, 9vw, 120px) clamp(22px, 6vw, 80px);
  background:
    radial-gradient(120% 90% at 88% 8%, rgba(160, 188, 130, 0.18), transparent 60%),
    var(--paper, #f7f4ec);
}
.notfound-section h1 {
  font-family: var(--serif, "DM Serif Display", serif);
  font-size: clamp(44px, 9vw, 96px);
  line-height: 0.98;
  letter-spacing: -0.03em;
  margin: 14px 0 18px;
  color: var(--leaf-deep, #1d522d);
}
.notfound-section h1 em { font-style: italic; color: var(--leaf, #3f7d4e); }
.notfound-copy { max-width: 46ch; color: #4a4f43; line-height: 1.7; }
.notfound-actions { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 28px; }
.notfound-actions .hero-scroll {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 12px 22px; border: 1px solid var(--leaf-deep, #1d522d);
  color: var(--leaf-deep, #1d522d); border-radius: 2px; font-weight: 600;
  transition: background .25s, color .25s;
}
.notfound-actions .hero-scroll:hover { background: var(--leaf-deep, #1d522d); color: #f7f4ec; }
.notfound-actions .hero-scroll:hover svg { stroke: #f7f4ec; }