/* ============================================================
   CYC 振業化工 — Corporate Site
   Sister build to CAAM 承德168 v2 (refinery.css lineage):
   sharp 0-radius rectangles, generous whitespace,
   Libre Franklin (EN) + 微軟正黑體 (ZH).
   CYC voice: deep forest ink + warm paper + "pale blue dot"
   accent — the Sagan motif that anchors the brand story.
   ============================================================ */

/* ---------- 1. Tokens ---------- */
:root {
  /* === CYC palette === */
  --forest-deep:  #122620;   /* deepest ink — headings on paper */
  --forest:       #1E4435;   /* PRIMARY accent */
  --forest-2:     #2E5C49;   /* accent alt / hover */
  --moss:         #6E8576;   /* muted secondary */
  --sage:         #ADBCAC;   /* light tint */
  --dot-blue:     #9FC0D8;   /* pale blue dot accent */
  --dot-blue-2:   #5E87A0;   /* deeper dot blue */
  --midnight:     #0C4160;   /* CAAM bridge tone (links to family) */
  --cosmos:       #070B12;   /* pale-blue-dot section ground */

  /* paper / surface */
  --paper:        #FFFFFF;
  --paper-soft:   #F4F1EA;   /* warm cream */
  --paper-deep:   #E9E3D6;   /* deeper ivory */
  --white:        #FFFFFF;

  /* ink */
  --ink:          #1C2B26;
  --ink-deep:     var(--forest-deep);
  --gray-1:       #51605A;
  --gray-3:       #8C9892;

  /* lines */
  --rule:         rgba(28, 43, 38, 0.14);
  --rule-strong:  rgba(28, 43, 38, 0.32);

  /* === Type === */
  --font-sans:    "Libre Franklin", "Helvetica Neue", Arial, sans-serif;
  --font-zh:      "Microsoft JhengHei", "PingFang TC", "Noto Sans TC", "微軟正黑體", sans-serif;
  --font-display: "Libre Franklin", "Helvetica Neue", Arial, sans-serif;

  --fs-display:  clamp(2.375rem, 5vw, 4rem);      /* hero h1 */
  --fs-h1:       clamp(1.875rem, 3.2vw, 2.75rem); /* section title */
  --fs-h2:       clamp(1.5rem, 2.2vw, 2rem);      /* sub head */
  --fs-lede:     1.375rem;
  --fs-body:     1rem;
  --fs-caption:  0.875rem;

  --tracking-eyebrow:  0.08em;
  --tracking-caption:  0.18em;

  --lh-tight:    1.1;
  --lh-snug:     1.2;
  --lh-body:     1.55;
  --lh-comfort:  1.65;
  --lh-loose:    1.78;

  /* layout */
  --shell-max:    1600px;
  --shell-pad:    clamp(1rem, 1.75vw, 1.5625rem);
  --text-max:     768px;
  --section-pad:  clamp(5rem, 9vw, 9rem);
  --gap-xl:       clamp(2rem, 5vw, 4.375rem);
  --gap-lg:       clamp(1.25rem, 3vw, 2.625rem);

  /* motion */
  --ease:        ease-in-out;
  --dur-fast:    180ms;
  --dur:         250ms;
  --dur-slow:    320ms;
  --dur-slide:   600ms;

  --header-h:    72px;
}

/* ---------- 2. Reset / Base ---------- */
*, *::before, *::after { box-sizing: border-box; }

html {
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
  background: var(--paper);
}

body {
  margin: 0;
  font-family: var(--font-zh), var(--font-sans);
  font-weight: 400;
  font-size: var(--fs-body);
  line-height: var(--lh-body);
  color: var(--ink);
  background: var(--paper);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}
body.lang-en { font-family: var(--font-sans), var(--font-zh); }

img, video, svg { display: block; max-width: 100%; height: auto; }
figure, blockquote, dl, dd { margin: 0; }
p { margin: 0 0 1em; }
p:last-child { margin-bottom: 0; }

a { color: inherit; text-decoration: none; transition: color var(--dur) var(--ease), opacity var(--dur) var(--ease), background var(--dur) var(--ease), border-color var(--dur) var(--ease); }
a:hover { color: var(--forest-2); }

button { font-family: inherit; cursor: pointer; border: 0; background: none; color: inherit; }

a:focus-visible, button:focus-visible, input:focus-visible,
select:focus-visible, textarea:focus-visible {
  outline: 2px solid var(--forest);
  outline-offset: 4px;
}

::selection { background: var(--dot-blue); color: var(--forest-deep); }

.skip-link {
  position: absolute; left: -9999px; top: 0;
  background: var(--forest-deep); color: var(--white);
  padding: 10px 18px; z-index: 200;
}
.skip-link:focus { left: 0; }

/* ---------- 3. Type ---------- */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-zh), var(--font-display);
  font-weight: 500;
  margin: 0;
  line-height: var(--lh-snug);
  color: var(--ink-deep);
}
body.lang-en h1, body.lang-en h2, body.lang-en h3,
body.lang-en h4, body.lang-en h5, body.lang-en h6 {
  font-family: var(--font-display), var(--font-zh);
}

.eyebrow {
  font-family: var(--font-sans);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: var(--tracking-caption);
  font-size: var(--fs-caption);
  color: var(--moss);
  display: inline-block;
  margin-bottom: 0.9rem;
}
.eyebrow.light { color: var(--dot-blue); }

.section-title {
  font-size: var(--fs-h1);
  letter-spacing: 0.01em;
}
.section-lede {
  max-width: var(--text-max);
  font-size: clamp(1.0625rem, 1.4vw, var(--fs-lede));
  line-height: var(--lh-comfort);
  color: var(--gray-1);
  margin: 1.25rem 0 0;
}

/* ---------- 4. Layout primitives ---------- */
.shell {
  width: 100%;
  max-width: var(--shell-max);
  margin: 0 auto;
  padding-left: var(--shell-pad);
  padding-right: var(--shell-pad);
}
.section { padding: var(--section-pad) 0; }
.section-tight { padding: calc(var(--section-pad) * 0.62) 0; }
section[id] { scroll-margin-top: calc(var(--header-h) + 12px); }
.section--soft { background: var(--paper-soft); }
.section--deep { background: var(--paper-deep); }

.section-head { max-width: 920px; margin-bottom: var(--gap-xl); }

/* ---------- 5. Buttons / links ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.65em;
  padding: 13px 26px;
  border: 2px solid var(--forest-deep);
  font-family: var(--font-sans);
  font-size: var(--fs-caption);
  font-weight: 600;
  letter-spacing: var(--tracking-eyebrow);
  text-transform: uppercase;
  color: var(--forest-deep);
  background: transparent;
  transition: background var(--dur-slow) var(--ease), color var(--dur-slow) var(--ease), border-color var(--dur-slow) var(--ease);
}
.btn:hover { background: var(--forest-deep); color: var(--paper-soft); }
.btn--solid { background: var(--forest-deep); color: var(--paper-soft); }
.btn--solid:hover { background: var(--forest-2); border-color: var(--forest-2); color: var(--white); }
.btn--light { border-color: var(--paper-soft); color: var(--paper-soft); }
.btn--light:hover { background: var(--paper-soft); color: var(--forest-deep); }
.btn .arr { transition: transform var(--dur) var(--ease); }
.btn:hover .arr { transform: translateX(4px); }

.text-link {
  display: inline-flex;
  align-items: baseline;
  gap: 0.45em;
  font-family: var(--font-sans);
  font-weight: 600;
  font-size: var(--fs-caption);
  letter-spacing: var(--tracking-eyebrow);
  text-transform: uppercase;
  color: var(--forest);
  border-bottom: 2px solid var(--forest);
  padding-bottom: 3px;
}
.text-link:hover { color: var(--dot-blue-2); border-color: var(--dot-blue-2); }

/* ---------- 6. Header ---------- */
.site-header {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: 100;
  background: rgba(255, 255, 255, 0.65);
  backdrop-filter: blur(18px) saturate(180%);
  -webkit-backdrop-filter: blur(18px) saturate(180%);
  border-bottom: 1px solid rgba(28, 43, 38, 0.06);
  transition: border-color var(--dur) var(--ease), background var(--dur) var(--ease);
}
.site-header.is-scrolled { background: rgba(255, 255, 255, 0.82); border-bottom-color: var(--rule); }

.header-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--gap-lg);
  height: var(--header-h);
}

.brand-mark { display: inline-flex; align-items: center; flex-shrink: 0; }
.brand-mark img { height: 38px; width: auto; }

.site-nav {
  display: flex;
  align-items: center;
  gap: clamp(1.1rem, 2.2vw, 2.4rem);
}
.nav-link {
  position: relative;
  font-size: 0.9375rem;
  font-weight: 500;
  letter-spacing: 0.05em;
  color: var(--ink-deep);
  padding: 6px 2px;
}
.nav-link::after {
  content: "";
  position: absolute;
  left: 0; right: 100%; bottom: 0;
  height: 2px;
  background: var(--forest);
  transition: right var(--dur-slow) var(--ease);
}
.nav-link:hover::after,
.nav-link[aria-current="page"]::after { right: 0; }
.nav-link[aria-current="page"] { color: var(--forest); }

.lang-toggle {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  font-family: var(--font-sans);
  font-size: var(--fs-caption);
  margin-left: 0.5rem;
}
.lang-btn { color: var(--gray-3); padding: 4px 2px; letter-spacing: 0.06em; transition: color var(--dur) var(--ease); }
.lang-btn:hover { color: var(--forest); }
.lang-btn.is-active { color: var(--ink-deep); font-weight: 700; }
.lang-sep { color: var(--rule-strong); }

/* hamburger */
.menu-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 40px; height: 40px;
  padding: 8px;
}
.menu-toggle span {
  display: block; height: 2px; width: 100%;
  background: var(--ink-deep);
  transition: transform var(--dur-slow) var(--ease), opacity var(--dur-slow) var(--ease);
}
.menu-toggle.is-open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.menu-toggle.is-open span:nth-child(2) { opacity: 0; }
.menu-toggle.is-open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* mobile nav overlay */
.mobile-nav {
  position: fixed;
  inset: 0;
  z-index: 90;
  background: var(--forest-deep);
  color: var(--paper-soft);
  display: flex;
  align-items: center;
  padding: calc(var(--header-h) + 4vh) 8vw 6vh;
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--dur-slow) var(--ease), visibility var(--dur-slow) var(--ease);
}
.mobile-nav.is-open { opacity: 1; visibility: visible; }
.mobile-nav nav { display: flex; flex-direction: column; gap: 0.4rem; width: 100%; }
.mobile-nav a {
  display: flex;
  align-items: baseline;
  gap: 1.1rem;
  padding: 1.05rem 0;
  border-bottom: 1px solid rgba(244, 241, 234, 0.16);
  font-size: clamp(1.375rem, 5.4vw, 1.875rem);
  color: var(--paper-soft);
  transform: translateY(12px);
  opacity: 0;
  transition: transform 480ms var(--ease), opacity 480ms var(--ease), color var(--dur) var(--ease);
}
.mobile-nav.is-open a { transform: none; opacity: 1; }
.mobile-nav.is-open a:nth-child(1) { transition-delay: 60ms; }
.mobile-nav.is-open a:nth-child(2) { transition-delay: 120ms; }
.mobile-nav.is-open a:nth-child(3) { transition-delay: 180ms; }
.mobile-nav.is-open a:nth-child(4) { transition-delay: 240ms; }
.mobile-nav.is-open a:nth-child(5) { transition-delay: 300ms; }
.mobile-nav a:hover { color: var(--dot-blue); }
.mobile-nav .num {
  font-family: var(--font-sans);
  font-size: 0.8125rem;
  letter-spacing: var(--tracking-caption);
  color: var(--dot-blue);
}
.mobile-nav .mn-lang { margin-top: 2rem; border: 0; display: flex; gap: 1.4rem; padding: 0; }
.mobile-nav .mn-lang button {
  font-size: 1rem; letter-spacing: 0.1em;
  color: rgba(244, 241, 234, 0.55);
  padding: 6px 0;
}
.mobile-nav .mn-lang button.is-active { color: var(--paper-soft); border-bottom: 2px solid var(--dot-blue); }

body.nav-locked { overflow: hidden; }

/* ---------- 7. Hero (home) ---------- */
.hero {
  position: relative;
  min-height: clamp(560px, 92svh, 980px);
  display: flex;
  align-items: flex-end;
  color: var(--paper-soft);
  isolation: isolate;
  overflow: hidden;
}
.hero-video {
  position: absolute; inset: 0; z-index: -2;
  width: 100%; height: 100%;
  object-fit: cover;
  background: var(--cosmos);
}
.hero-slides { position: absolute; inset: 0; z-index: -2; }
.hero-slide {
  position: absolute; inset: 0;
  opacity: 0;
  transition: opacity 1400ms var(--ease);
}
.hero-slide img {
  width: 100%; height: 100%;
  object-fit: cover;
}
.hero-slide.is-active { opacity: 1; }
.hero-slide.is-active img { animation: kenburns 9s linear forwards; }
@keyframes kenburns {
  from { transform: scale(1); }
  to   { transform: scale(1.08); }
}
.hero::after {
  content: "";
  position: absolute; inset: 0; z-index: -1;
  background:
    linear-gradient(180deg, rgba(7, 11, 18, 0.30) 0%, rgba(7, 11, 18, 0.05) 38%, rgba(7, 11, 18, 0.66) 100%);
}
.hero-inner { width: 100%; padding-bottom: clamp(3rem, 7vh, 5.5rem); }
.hero h1 {
  font-size: var(--fs-display);
  line-height: var(--lh-tight);
  color: var(--white);
  max-width: 21em;
  text-wrap: balance;
}
.hero-body {
  max-width: 620px;
  margin: 1.6rem 0 0;
  font-size: clamp(1rem, 1.3vw, 1.1875rem);
  line-height: var(--lh-comfort);
  color: rgba(244, 241, 234, 0.88);
}
.hero-cta { display: flex; flex-wrap: wrap; gap: 1rem; margin-top: 2.2rem; }

.hero-progress {
  display: flex;
  gap: 10px;
  margin-top: clamp(2rem, 5vh, 3.4rem);
}
.hero-progress button {
  width: 44px; height: 3px;
  background: rgba(244, 241, 234, 0.35);
  padding: 0;
  position: relative;
  overflow: hidden;
}
.hero-progress button::after {
  content: "";
  position: absolute; inset: 0;
  background: var(--paper-soft);
  transform: scaleX(0);
  transform-origin: left;
}
.hero-progress button.is-active::after { animation: heroBar 9s linear forwards; }
@keyframes heroBar { to { transform: scaleX(1); } }

/* page hero (inner pages) */
.page-hero {
  position: relative;
  min-height: clamp(380px, 58svh, 640px);
  display: flex;
  align-items: flex-end;
  color: var(--paper-soft);
  isolation: isolate;
  overflow: hidden;
}
.page-hero > img {
  position: absolute; inset: 0; z-index: -2;
  width: 100%; height: 100%;
  object-fit: cover;
}
.page-hero::after {
  content: "";
  position: absolute; inset: 0; z-index: -1;
  background: linear-gradient(180deg, rgba(7, 11, 18, 0.28) 0%, rgba(7, 11, 18, 0.08) 40%, rgba(7, 11, 18, 0.62) 100%);
}
.page-hero .shell { padding-bottom: clamp(2.6rem, 6vh, 4.4rem); }
.page-hero h1 {
  font-size: var(--fs-display);
  line-height: var(--lh-tight);
  color: var(--white);
  text-wrap: balance;
  max-width: 18em;
}
.page-hero .hero-body { max-width: 640px; }

/* ---------- 8. Services (home) ---------- */
.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--rule);
  border-top: 1px solid var(--rule);
  border-bottom: 1px solid var(--rule);
}
.service-card {
  --card-pad: clamp(1.8rem, 3vw, 3rem);
  background: var(--paper);
  padding: var(--card-pad);
  display: flex;
  flex-direction: column;
  gap: 1rem;
  position: relative;
  transition: background var(--dur-slow) var(--ease);
}
.service-card:hover { background: var(--paper-soft); }
.services-grid--two { grid-template-columns: repeat(2, 1fr); }
.service-card .num {
  font-family: var(--font-sans);
  font-size: var(--fs-caption);
  letter-spacing: var(--tracking-caption);
  color: var(--moss);
}
.teaser-fig {
  margin: 0.4rem calc(var(--card-pad) * -1);   /* bleed to card edges */
  aspect-ratio: 16 / 9;
  overflow: hidden;
}
.teaser-fig img {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform 800ms var(--ease);
}
.service-card:hover .teaser-fig img { transform: scale(1.04); }

/* full-bleed photo band (首頁 大圖) */
.media-band { position: relative; height: clamp(320px, 56vh, 620px); overflow: hidden; }
.media-band img { width: 100%; height: 100%; object-fit: cover; }
.service-card h3 { font-size: var(--fs-h2); line-height: var(--lh-snug); }
.service-card p { margin: 0; color: var(--gray-1); line-height: var(--lh-comfort); max-width: 40ch; }

/* ---------- 9. Core values ---------- */
.values-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--gap-lg);
}
.value-card {
  border-top: 2px solid var(--forest-deep);
  padding-top: 1.6rem;
}
.value-card .ico {
  display: block;
  width: 46px; height: 46px;
  margin-bottom: 1.2rem;
  opacity: 0.86;
}
.value-card .ico img { width: 100%; height: 100%; object-fit: contain; }
.value-card h3 { font-size: 1.25rem; margin-bottom: 0.2rem; }
.value-card .value-en {
  display: block;
  font-family: var(--font-sans);
  font-size: var(--fs-caption);
  font-weight: 500;
  letter-spacing: var(--tracking-eyebrow);
  text-transform: uppercase;
  color: var(--moss);
  margin-bottom: 0.85rem;
}
body.lang-en .value-card .value-en { display: none; }
.value-card p { margin: 0; color: var(--gray-1); line-height: var(--lh-comfort); }

/* ---------- 10. Pale Blue Dot — the signature section ---------- */
.dot-section {
  position: relative;
  background: var(--cosmos);
  color: rgba(244, 241, 234, 0.92);
  padding: calc(var(--section-pad) * 1.15) 0;
  overflow: hidden;
  isolation: isolate;
}
/* faint starfield */
.dot-section::before {
  content: "";
  position: absolute; inset: 0; z-index: -1;
  background-image:
    radial-gradient(1px 1px at 12% 28%, rgba(255,255,255,0.5) 50%, transparent 51%),
    radial-gradient(1px 1px at 38% 64%, rgba(255,255,255,0.34) 50%, transparent 51%),
    radial-gradient(1.5px 1.5px at 61% 18%, rgba(255,255,255,0.42) 50%, transparent 51%),
    radial-gradient(1px 1px at 74% 76%, rgba(255,255,255,0.3) 50%, transparent 51%),
    radial-gradient(1px 1px at 88% 42%, rgba(255,255,255,0.45) 50%, transparent 51%),
    radial-gradient(1.5px 1.5px at 24% 84%, rgba(255,255,255,0.28) 50%, transparent 51%),
    radial-gradient(1px 1px at 49% 39%, rgba(255,255,255,0.26) 50%, transparent 51%),
    radial-gradient(1px 1px at 7% 58%, rgba(255,255,255,0.3) 50%, transparent 51%);
}
.dot-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.92fr) minmax(0, 1.08fr);
  gap: var(--gap-xl);
  align-items: center;
}
.dot-photo { position: relative; max-width: 520px; }
.dot-photo img { width: 100%; aspect-ratio: 4 / 4.5; object-fit: cover; }
.dot-photo figcaption {
  margin-top: 0.9rem;
  font-family: var(--font-sans);
  font-size: 0.8125rem;
  letter-spacing: 0.04em;
  color: rgba(244, 241, 234, 0.45);
}
.dot-copy .eyebrow { color: var(--dot-blue); }
.dot-copy h2 {
  color: var(--white);
  font-size: var(--fs-h1);
  margin-bottom: 1.4rem;
}
.dot-intro {
  margin: 0 0 1.8rem;
  font-size: clamp(1rem, 1.25vw, 1.125rem);
  line-height: var(--lh-loose);
  color: rgba(244, 241, 234, 0.78);
}
.dot-quote {
  margin: 0;
  padding-left: 1.6rem;
  border-left: 2px solid var(--dot-blue-2);
}
.dot-quote p {
  margin: 0 0 1.1rem;
  font-size: clamp(1rem, 1.35vw, 1.1875rem);
  line-height: var(--lh-loose);
  color: rgba(244, 241, 234, 0.85);
}
.dot-quote cite {
  display: block;
  font-style: normal;
  font-family: var(--font-sans);
  font-size: var(--fs-caption);
  letter-spacing: var(--tracking-eyebrow);
  text-transform: uppercase;
  color: var(--dot-blue);
  margin-top: 1.4rem;
}
/* the dot itself — slow pulse */
.the-dot {
  display: inline-block;
  width: 7px; height: 7px;
  border-radius: 50%;
  background: var(--dot-blue);
  margin: 0 2px;
  vertical-align: middle;
  box-shadow: 0 0 12px 2px rgba(159, 192, 216, 0.65);
  animation: dotPulse 4.5s var(--ease) infinite;
}
@keyframes dotPulse {
  0%, 100% { box-shadow: 0 0 10px 1px rgba(159, 192, 216, 0.45); }
  50%      { box-shadow: 0 0 20px 5px rgba(159, 192, 216, 0.85); }
}

/* ---------- 10b. Pale Blue Dot — sticky scroll-reveal, edge-aligned ---------- */
.dot-stage {
  position: relative;
  height: 300vh;
  background: var(--cosmos);
}
.dot-stick {
  position: sticky;
  top: 0;
  height: 100vh;
  overflow: hidden;
  display: flex;
  align-items: center;
}
.dot-bg {
  position: absolute; inset: 0; z-index: 0;
  width: 100%; height: 100%;
  object-fit: cover;
  object-position: center;
}
/* legibility scrim — darker toward the left where the copy sits, plus a soft floor */
.dot-stick::after {
  content: "";
  position: absolute; inset: 0; z-index: 1;
  background:
    linear-gradient(90deg, rgba(7, 11, 18, 0.9) 0%, rgba(7, 11, 18, 0.66) 36%, rgba(7, 11, 18, 0.12) 70%, rgba(7, 11, 18, 0) 100%),
    linear-gradient(180deg, rgba(7, 11, 18, 0.35) 0%, rgba(7, 11, 18, 0) 34%, rgba(7, 11, 18, 0.45) 100%);
}
.dot-stick-inner { position: relative; z-index: 2; width: 100%; }
.dot-copy-left { max-width: 600px; text-align: left; }
.dot-stage .eyebrow { color: var(--dot-blue); margin-bottom: 1.3rem; }
.dot-stage .dot-intro {
  margin: 0 0 1.7rem;
  color: rgba(244, 241, 234, 0.82);
  font-size: clamp(0.9375rem, 1.1vw, 1.0625rem);
  line-height: var(--lh-loose);
}
.dot-quote--full { max-width: 600px; margin: 0; padding: 0; border: 0; }
.dot-quote--full p {
  margin: 0 0 0.55em;
  color: var(--white);
  font-weight: 300;
  font-size: clamp(1.125rem, 1.95vw, 1.875rem);
  line-height: 1.55;
  letter-spacing: 0.01em;
}
.dot-quote--full cite {
  display: block;
  margin-top: 1.6rem;
  font-style: normal;
  font-family: var(--font-sans);
  font-size: var(--fs-caption);
  font-weight: 500;
  letter-spacing: var(--tracking-eyebrow);
  text-transform: uppercase;
  color: var(--dot-blue);
}
/* scroll-revealed lines */
.dot-stage .q-line {
  opacity: 0;
  transform: translateY(22px);
  transition: opacity 760ms var(--ease), transform 760ms var(--ease);
}
.dot-stage .q-line.is-on { opacity: 1; transform: none; }

@media (max-width: 900px) {
  /* The Pale Blue Dot quote is too long to pin inside one phone screen, so the
     stage flows normally here; enhance.js reveals each .q-line as it scrolls
     into view (per-line IntersectionObserver) instead of the desktop pinned
     scroll-drive — keeps the reveal interaction without clipping the quote. */
  .dot-stage { height: auto; }
  .dot-stick { position: static; height: auto; min-height: 86svh; padding: var(--section-pad) 0; }
  .dot-copy-left, .dot-quote--full { max-width: 560px; }
  .dot-quote--full p { font-size: clamp(1.05rem, 4vw, 1.35rem); line-height: 1.55; }
}
@media (prefers-reduced-motion: reduce) {
  .dot-stage { height: auto; }
  .dot-stick { position: static; height: auto; min-height: 78svh; padding: var(--section-pad) 0; }
  .dot-stage .q-line { opacity: 1; transform: none; }
}

/* ---------- 11. Property blocks ---------- */
.property-block { padding: var(--section-pad) 0; }
.property-block + .property-block { border-top: 1px solid var(--rule); }

.prop-slideshow {
  position: relative;
  width: 100%;
  aspect-ratio: 21 / 10;
  min-height: 320px;
  overflow: hidden;
  background: var(--paper-deep);
}
.prop-slide {
  position: absolute; inset: 0;
  opacity: 0;
  transition: opacity 1100ms var(--ease);
}
.prop-slide img { width: 100%; height: 100%; object-fit: cover; }
.prop-slide.is-active { opacity: 1; }
.prop-slideshow .prop-dots {
  position: absolute;
  left: 50%; bottom: 18px;
  transform: translateX(-50%);
  display: flex;
  gap: 9px;
  z-index: 2;
}
.prop-dots button {
  width: 9px; height: 9px;
  border-radius: 50%;
  padding: 0;
  background: rgba(255, 255, 255, 0.45);
  transition: background var(--dur) var(--ease), transform var(--dur) var(--ease);
}
.prop-dots button.is-active { background: var(--white); transform: scale(1.25); }
.prop-arrow {
  position: absolute;
  top: 50%; transform: translateY(-50%);
  z-index: 2;
  width: 44px; height: 44px;
  display: grid; place-items: center;
  background: rgba(244, 241, 234, 0.5);
  backdrop-filter: blur(4px);
  transition: background var(--dur) var(--ease);
}
.prop-arrow:hover { background: rgba(244, 241, 234, 0.85); }
.prop-arrow.prev { left: 14px; }
.prop-arrow.next { right: 14px; }
.prop-arrow svg { width: 18px; height: 18px; stroke: var(--forest-deep); }

.prop-intro {
  display: grid;
  grid-template-columns: minmax(0, 1.25fr) minmax(0, 0.75fr);
  gap: var(--gap-lg) var(--gap-xl);
  align-items: end;
  margin: clamp(1.8rem, 3.4vw, 3rem) 0 var(--gap-xl);
}
.prop-intro h2 { font-size: var(--fs-h1); }
.prop-intro .prop-cert-line {
  display: inline-block;
  font-family: var(--font-sans);
  font-weight: 600;
  font-size: var(--fs-caption);
  letter-spacing: var(--tracking-eyebrow);
  text-transform: uppercase;
  color: var(--dot-blue-2);
  margin-top: 0.9rem;
}
.prop-intro p { color: var(--gray-1); line-height: var(--lh-loose); margin: 1.4rem 0 0; }
.prop-intro .prop-cta { justify-self: end; align-self: end; }

.prop-detail {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
  gap: var(--gap-xl);
  align-items: start;
}
.prop-figure { position: sticky; top: calc(var(--header-h) + 24px); }
.prop-figure img { width: 100%; }
.prop-figure figcaption {
  margin-top: 0.8rem;
  font-size: 0.8125rem;
  letter-spacing: 0.05em;
  color: var(--gray-3);
}

.spec-list { margin: 0; }
.spec-list > div {
  display: grid;
  grid-template-columns: minmax(110px, 0.38fr) 1fr;
  gap: 1rem;
  padding: 0.95rem 0;
  border-bottom: 1px solid var(--rule);
}
.spec-list dt {
  font-weight: 600;
  color: var(--ink-deep);
  letter-spacing: 0.03em;
}
.spec-list dd { margin: 0; color: var(--gray-1); }
.spec-list dd ul { margin: 0; padding: 0; list-style: none; }
.spec-list dd li { padding: 2px 0; }

.adv-title { font-size: var(--fs-h2); margin: 2.6rem 0 1.4rem; }
.adv-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0 1.6rem;
}
.adv-item {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  padding: 0.85rem 0;
  border-bottom: 1px solid var(--rule);
}
.adv-item .ico { display: block; width: 34px; height: 34px; flex-shrink: 0; opacity: 0.85; }
.adv-item .ico img { width: 100%; height: 100%; object-fit: contain; }
.adv-item span { font-weight: 500; color: var(--ink); }

.leasing-line {
  margin-top: 2.4rem;
  padding: 1.4rem 1.6rem;
  background: var(--paper-soft);
  border-left: 3px solid var(--forest);
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 0.6rem 1.4rem;
}
.leasing-line .lbl {
  font-family: var(--font-sans);
  font-size: var(--fs-caption);
  font-weight: 600;
  letter-spacing: var(--tracking-eyebrow);
  text-transform: uppercase;
  color: var(--moss);
}
.leasing-line a.tel {
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--forest-deep);
  letter-spacing: 0.02em;
}
.leasing-line a.tel:hover { color: var(--forest-2); }

/* ---------- 12. Sustainability ---------- */
.statement-band {
  background: var(--forest-deep);
  color: var(--paper-soft);
  padding: calc(var(--section-pad) * 0.85) 0;
}
.statement-band h2 {
  color: var(--white);
  font-size: clamp(1.75rem, 3.6vw, 3rem);
  line-height: 1.25;
  max-width: 22em;
  text-wrap: balance;
}
.statement-band .note {
  margin: 1.2rem 0 0;
  color: var(--sage);
  font-size: var(--fs-caption);
  letter-spacing: 0.04em;
}
.btn--disabled,
.btn--disabled:hover {
  border-color: var(--rule-strong);
  color: var(--gray-3);
  background: transparent;
  cursor: not-allowed;
}

/* sustainability white header */
.sus-slogan {
  margin: 1.25rem 0 0;
  font-size: clamp(1.5rem, 3vw, 2.4rem);
  line-height: 1.3;
  color: var(--forest-deep);
  max-width: 16em;
  text-wrap: balance;
}
.sus-report { margin-top: clamp(1.8rem, 3vw, 2.6rem); }
.sus-report .note {
  margin: 1rem 0 0;
  color: var(--gray-3);
  font-size: var(--fs-caption);
  letter-spacing: 0.04em;
}

.pillars-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--gap-lg);
}
.pillar {
  background: var(--paper);
  border-top: 2px solid var(--forest-deep);
  padding: clamp(1.6rem, 2.4vw, 2.4rem);
}
.pillar .num {
  font-family: var(--font-sans);
  font-size: var(--fs-caption);
  letter-spacing: var(--tracking-caption);
  color: var(--moss);
  display: block;
  margin-bottom: 1.1rem;
}
.pillar h3 { font-size: var(--fs-h2); margin-bottom: 1.2rem; }
.pillar ul { margin: 0; padding: 0; list-style: none; }
.pillar li {
  position: relative;
  padding: 0.55rem 0 0.55rem 1.4rem;
  color: var(--gray-1);
  line-height: var(--lh-comfort);
  border-bottom: 1px solid var(--rule);
}
.pillar li:last-child { border-bottom: 0; }
.pillar li::before {
  content: "";
  position: absolute;
  left: 0; top: 1.18em;
  width: 7px; height: 7px;
  background: var(--dot-blue-2);
}

/* events */
.events-list { display: grid; gap: 1px; background: var(--rule); border-top: 1px solid var(--rule); border-bottom: 1px solid var(--rule); }
.event-row {
  display: grid;
  grid-template-columns: minmax(220px, 0.32fr) 1fr auto;
  gap: var(--gap-lg);
  align-items: center;
  background: var(--paper);
  padding: clamp(1.3rem, 2vw, 2rem) clamp(0.9rem, 1.6vw, 1.5rem);
  transition: background var(--dur-slow) var(--ease);
}
.event-row:hover { background: var(--paper-soft); }
.event-thumb { aspect-ratio: 4 / 3; overflow: hidden; }
.event-thumb img {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform 700ms var(--ease);
}
.event-row:hover .event-thumb img { transform: scale(1.05); }
.event-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 1.2rem;
  align-items: center;
  font-family: var(--font-sans);
  font-size: var(--fs-caption);
  letter-spacing: 0.05em;
  color: var(--gray-3);
  margin-bottom: 0.7rem;
}
.event-status {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: var(--tracking-eyebrow);
  text-transform: uppercase;
  padding: 4px 11px;
  border: 1px solid currentColor;
}
.event-status--open   { color: var(--forest-2); }
.event-status--closed { color: var(--gray-3); }
.event-status--full   { color: var(--dot-blue-2); }
.event-body h3 { font-size: clamp(1.2rem, 1.8vw, 1.5rem); margin-bottom: 0.55rem; }
.event-body p { margin: 0; color: var(--gray-1); line-height: var(--lh-comfort); max-width: 62ch; }
.event-link { white-space: nowrap; }
.event-link--ended { border-color: transparent; color: var(--gray-3); pointer-events: none; }

/* event detail card */
.event-detail {
  background: var(--paper);
  border: 1px solid var(--rule);
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
}
.event-detail .ed-photo { min-height: 320px; }
.event-detail .ed-photo img { width: 100%; height: 100%; object-fit: cover; }
.event-detail .ed-copy { padding: clamp(1.8rem, 3vw, 3.2rem); }
.event-detail h3 { font-size: var(--fs-h2); margin: 0.6rem 0 1.1rem; }
.event-detail p { color: var(--gray-1); line-height: var(--lh-loose); margin: 0 0 1.6rem; }
.ed-facts { margin: 0 0 1.8rem; }
.ed-facts > div {
  display: grid;
  grid-template-columns: minmax(96px, 0.3fr) 1fr;
  gap: 0.8rem;
  padding: 0.6rem 0;
  border-bottom: 1px solid var(--rule);
  font-size: 0.9375rem;
}
.ed-facts dt { font-weight: 600; color: var(--ink-deep); }
.ed-facts dd { margin: 0; color: var(--gray-1); }

/* ---------- 13. Careers ---------- */
.careers-intro {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: var(--gap-xl);
  align-items: center;
}
.careers-intro p {
  font-size: clamp(1.0625rem, 1.4vw, var(--fs-lede));
  line-height: var(--lh-loose);
  color: var(--gray-1);
  margin: 0;
}
.careers-intro img { width: 100%; aspect-ratio: 3 / 2; object-fit: cover; }
.careers-lede {
  max-width: 760px;
  font-size: clamp(1.0625rem, 1.5vw, var(--fs-lede));
  line-height: var(--lh-loose);
  color: var(--gray-1);
  margin: 0;
}

.why-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: clamp(1rem, 1.5vw, 1.4rem);
}
.why-card {
  position: relative;
  display: flex;
  flex-direction: column;
  background: var(--paper);
  border: 1px solid var(--rule);
  border-radius: 5px;
  padding: clamp(1.8rem, 2.6vw, 2.5rem);
  overflow: hidden;
  transition: transform var(--dur-slow) var(--ease),
              box-shadow var(--dur-slow) var(--ease),
              border-color var(--dur-slow) var(--ease);
}
/* top accent bar — grows in on hover */
.why-card::before {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: 3px;
  background: var(--forest);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--dur-slow) var(--ease);
}
.why-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 22px 46px -26px rgba(18, 38, 32, 0.5);
  border-color: var(--forest);
}
.why-card:hover::before { transform: scaleX(1); }
/* faint index number, top-right */
.why-no {
  position: absolute;
  top: clamp(1.1rem, 1.8vw, 1.5rem);
  right: clamp(1.2rem, 2vw, 1.6rem);
  font-family: var(--font-display);
  font-size: clamp(1.6rem, 2.4vw, 2.1rem);
  font-weight: 700;
  line-height: 1;
  color: var(--forest);
  opacity: 0.12;
  letter-spacing: 0.02em;
}
.why-card .ico {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 52px;
  height: 52px;
  margin-bottom: 1.2rem;
  border-radius: 50%;
  background: var(--paper-soft);
  transition: background var(--dur-slow) var(--ease);
}
.why-card:hover .ico { background: var(--paper-deep); }
.why-card .ico img { width: 26px; height: 26px; object-fit: contain; opacity: 0.9; }
.why-title {
  margin: 0 0 0.65rem;
  font-size: clamp(1.2rem, 1.7vw, 1.45rem);
  line-height: 1.25;
  font-weight: 700;
  color: var(--forest-deep);
}
.why-title .wt-en {
  font-weight: 500;
  color: var(--forest);
  letter-spacing: 0.01em;
}
.why-title .wt-en::before {
  content: "｜";
  margin: 0 0.05em;
  font-weight: 400;
  color: var(--rule-strong);
}
.lang-en .why-title .wt-en { display: none; }
.why-card p {
  margin: 0;
  font-weight: 400;
  color: var(--gray-1);
  line-height: var(--lh-comfort);
}

.office-strip {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
}
.office-strip figure { margin: 0; overflow: hidden; aspect-ratio: 4 / 3; }
.office-strip figure:nth-child(1) { grid-column: span 2; aspect-ratio: auto; }
.office-strip img {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform 800ms var(--ease);
}
.office-strip figure:hover img { transform: scale(1.04); }
.strip-note {
  margin-top: 0.9rem;
  font-size: 0.8125rem;
  color: var(--gray-3);
  letter-spacing: 0.04em;
}

.careers-cta {
  background: var(--forest-deep);
  color: var(--paper-soft);
  padding: calc(var(--section-pad) * 0.7) 0;
  text-align: left;
}
.careers-cta h2 { color: var(--white); font-size: var(--fs-h1); margin-bottom: 1rem; }
.careers-cta p { color: var(--sage); margin: 0 0 2rem; max-width: 56ch; }
.careers-cta .mail {
  font-family: var(--font-sans);
  font-size: clamp(1.25rem, 2.4vw, 1.75rem);
  font-weight: 600;
  color: var(--dot-blue);
  border-bottom: 2px solid var(--dot-blue);
  padding-bottom: 4px;
}
.careers-cta .mail:hover { color: var(--white); border-color: var(--white); }

/* ---------- 14. Contact ---------- */
.contact-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.8fr) minmax(0, 1.2fr);
  gap: var(--gap-xl);
  align-items: start;
}
.contact-info h2 { font-size: var(--fs-h1); margin-bottom: 1.6rem; }
.contact-info .ci-row { padding: 1.1rem 0; border-bottom: 1px solid var(--rule); }
.contact-info .ci-label {
  display: block;
  font-family: var(--font-sans);
  font-size: 0.8125rem;
  font-weight: 600;
  letter-spacing: var(--tracking-caption);
  text-transform: uppercase;
  color: var(--moss);
  margin-bottom: 0.35rem;
}
.contact-info .ci-val { font-size: 1.0625rem; color: var(--ink-deep); font-weight: 500; }
.contact-info a.ci-val:hover { color: var(--forest-2); }

.contact-form { display: grid; gap: 1.3rem; }
.field { display: grid; gap: 0.45rem; }
.field label {
  font-family: var(--font-sans);
  font-size: var(--fs-caption);
  font-weight: 600;
  letter-spacing: 0.06em;
  color: var(--ink-deep);
}
.field label .req { color: var(--dot-blue-2); }
.field input,
.field select,
.field textarea {
  width: 100%;
  font-family: inherit;
  font-size: 1rem;
  color: var(--ink);
  background: var(--paper);
  border: 1px solid var(--rule-strong);
  border-radius: 0;
  padding: 13px 14px;
  transition: border-color var(--dur) var(--ease), box-shadow var(--dur) var(--ease);
  -webkit-appearance: none;
  appearance: none;
}
.field select {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8' fill='none'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%231E4435' stroke-width='1.6' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 14px center;
  padding-right: 40px;
}
.field input:focus, .field select:focus, .field textarea:focus {
  outline: none;
  border-color: var(--forest);
  box-shadow: 0 0 0 1px var(--forest);
}
.field textarea { min-height: 150px; resize: vertical; }
.field-phone { display: grid; grid-template-columns: auto 1fr; gap: 0.6rem; align-items: center; }
.field-phone .pfx {
  padding: 13px 14px;
  border: 1px solid var(--rule-strong);
  background: var(--paper-soft);
  color: var(--gray-1);
  font-size: 1rem;
}
.form-foot { display: flex; align-items: center; gap: 1.4rem; }

/* thank-you state */
.form-thanks { text-align: center; padding: clamp(3rem, 7vw, 6rem) 0; }
.form-thanks .tick {
  width: 64px; height: 64px;
  margin: 0 auto 1.8rem;
  border: 2px solid var(--forest);
  border-radius: 50%;
  display: grid; place-items: center;
}
.form-thanks .tick svg { width: 26px; height: 26px; stroke: var(--forest); }
.form-thanks h2 { font-size: var(--fs-h1); margin-bottom: 0.9rem; }
.form-thanks p { color: var(--gray-1); margin: 0 0 2.2rem; }
[hidden] { display: none !important; }

/* ---------- 15. Footer ---------- */
.site-footer {
  background: var(--forest-deep);
  color: rgba(244, 241, 234, 0.82);
  margin-top: auto;
}
/* 頁底聯繫表單 — 淺色帶，置於深色頁底之上 */
.footer-contact {
  background: var(--paper-soft);
  color: var(--ink);
  padding: clamp(3.5rem, 7vw, 6.5rem) 0;
  scroll-margin-top: var(--header-h);
}
.footer-contact .contact-info h2 { margin-bottom: 1.6rem; }
.footer-base-zone {
  padding: calc(var(--section-pad) * 0.55) 0 2.2rem;
}
.footer-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.5fr) minmax(0, 0.7fr);
  gap: var(--gap-xl);
  padding-bottom: var(--gap-xl);
  border-bottom: 1px solid rgba(244, 241, 234, 0.18);
}
.footer-brand img { height: 44px; width: auto; filter: invert(1) brightness(1.6); opacity: 0.94; }
.footer-brand p { margin: 1.4rem 0 0; line-height: var(--lh-comfort); color: rgba(244, 241, 234, 0.66); max-width: 34ch; }
.site-footer h5 {
  color: var(--white);
  font-size: var(--fs-caption);
  font-family: var(--font-sans);
  font-weight: 600;
  letter-spacing: var(--tracking-caption);
  text-transform: uppercase;
  margin-bottom: 1.2rem;
}
.footer-col p, .footer-col a { display: block; margin: 0 0 0.55rem; color: rgba(244, 241, 234, 0.78); }
.footer-col a:hover { color: var(--dot-blue); }
.footer-base {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  padding-top: 1.8rem;
  font-size: 0.8125rem;
  letter-spacing: 0.04em;
  color: rgba(244, 241, 234, 0.5);
}
.footer-base nav { display: flex; flex-wrap: wrap; gap: 1.4rem; }
.footer-base a:hover { color: var(--dot-blue); }

/* ---------- 16. Reveal animation ---------- */
.reveal {
  opacity: 0;
  transform: translateY(26px);
  transition: opacity 700ms var(--ease), transform 700ms var(--ease);
}
.reveal.is-visible { opacity: 1; transform: none; }
.reveal-d1 { transition-delay: 90ms; }
.reveal-d2 { transition-delay: 180ms; }
.reveal-d3 { transition-delay: 270ms; }
.reveal-d4 { transition-delay: 360ms; }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .reveal { opacity: 1; transform: none; transition: none; }
  .hero-slide.is-active img { animation: none; }
  .hero-progress button.is-active::after { animation: none; transform: scaleX(1); }
  .the-dot { animation: none; }
  *, *::before, *::after { transition-duration: 0.01ms !important; animation-duration: 0.01ms !important; }
}

/* ---------- 17. Responsive ---------- */
@media (max-width: 1100px) {
  .values-grid { grid-template-columns: repeat(2, 1fr); }
  .event-row { grid-template-columns: minmax(180px, 0.36fr) 1fr; }
  .event-link { grid-column: 2; justify-self: start; }
}

@media (max-width: 900px) {
  .site-nav { display: none; }
  .menu-toggle { display: flex; }

  .services-grid, .services-grid--two { grid-template-columns: 1fr; }
  .dot-grid { grid-template-columns: 1fr; }
  .dot-photo { max-width: 480px; }
  .prop-intro { grid-template-columns: 1fr; align-items: start; }
  .prop-intro .prop-cta { justify-self: start; }
  .prop-detail { grid-template-columns: 1fr; }
  .prop-figure { position: static; max-width: 520px; }
  .pillars-grid { grid-template-columns: 1fr; }
  .careers-intro { grid-template-columns: 1fr; }
  .why-grid { grid-template-columns: 1fr 1fr; }
  .contact-grid { grid-template-columns: 1fr; }
  .event-detail { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .footer-brand { grid-column: 1 / -1; }
}

@media (max-width: 560px) {
  .values-grid { grid-template-columns: 1fr; }
  .why-grid { grid-template-columns: 1fr; }
  .adv-grid { grid-template-columns: 1fr; }
  .event-row { grid-template-columns: 1fr; }
  .event-link { grid-column: 1; }
  .office-strip { grid-template-columns: 1fr 1fr; }
  .office-strip figure:nth-child(1) { grid-column: span 2; }
  .footer-grid { grid-template-columns: 1fr; }
  .hero h1 { font-size: clamp(1.9rem, 8.4vw, 2.375rem); }
  .prop-slideshow { aspect-ratio: 4 / 3; min-height: 0; }
  .prop-arrow { width: 38px; height: 38px; }
  .form-foot .btn { width: 100%; justify-content: center; }
  .leasing-line { padding: 1.1rem 1.2rem; }
  .event-detail .ed-photo { min-height: 220px; }
}

/* ============================================================
   Home enhancements — sticky services (V2) + stats band & marquee (V3)
   ============================================================ */

/* ---------- sticky services ---------- */
.svc-stage { position: relative; height: 340vh; }
.svc-stick {
  position: sticky;
  top: var(--header-h);
  height: calc(100vh - var(--header-h));
  display: flex;
  align-items: center;
  overflow: hidden;
  background: var(--paper);
}
.svc-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.92fr) minmax(0, 1.08fr);
  gap: var(--gap-xl);
  align-items: center;
  width: 100%;
}
.svc-items { margin-top: 2.2rem; display: grid; gap: 0; }
.svc-item {
  text-align: left;
  border-top: 1px solid var(--rule);
  padding: 1.35rem 0.2rem;
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 0.45rem 1.1rem;
  opacity: 0.42;
  transition: opacity var(--dur-slow) var(--ease);
  cursor: pointer;
}
.svc-item:last-child { border-bottom: 1px solid var(--rule); }
.svc-item .num {
  font-family: var(--font-sans);
  font-size: var(--fs-caption);
  letter-spacing: var(--tracking-caption);
  color: var(--moss);
  padding-top: 0.3rem;
}
.svc-item h3 { font-size: clamp(1.25rem, 1.8vw, 1.625rem); }
.svc-item p {
  grid-column: 2;
  margin: 0;
  color: var(--gray-1);
  line-height: var(--lh-comfort);
  max-width: 44ch;
  max-height: 0;
  overflow: hidden;
  transition: max-height 600ms var(--ease), margin 600ms var(--ease);
}
.svc-item.is-active { opacity: 1; }
.svc-item.is-active p { max-height: 8em; margin-top: 0.35rem; }
.svc-photos { position: relative; aspect-ratio: 4 / 3; overflow: hidden; }
.svc-photo {
  position: absolute; inset: 0;
  opacity: 0;
  transform: scale(1.05);
  transition: opacity 800ms var(--ease), transform 1200ms var(--ease);
}
.svc-photo img { width: 100%; height: 100%; object-fit: cover; }
.svc-photo.is-active { opacity: 1; transform: scale(1); }
.svc-triggers {
  position: absolute;
  inset: 0;
  display: grid;
  grid-template-rows: repeat(3, 1fr);
  pointer-events: none;
}

/* ---------- stats counter band ---------- */
.stats-band {
  background: var(--forest-deep);
  color: var(--paper-soft);
  padding: calc(var(--section-pad) * 0.55) 0;
}
.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--gap-lg);
}
.stat { border-left: 1px solid rgba(244, 241, 234, 0.25); padding-left: clamp(1rem, 1.8vw, 1.6rem); }
.stat-num {
  font-family: var(--font-sans);
  font-size: clamp(2.4rem, 4.2vw, 3.75rem);
  font-weight: 300;
  line-height: 1;
  color: var(--white);
  font-variant-numeric: tabular-nums;
}
.stat-unit {
  font-size: clamp(1.1rem, 1.6vw, 1.5rem);
  color: var(--dot-blue);
  margin-left: 2px;
}
.stat p {
  margin: 0.7rem 0 0;
  color: var(--sage);
  font-size: 0.9375rem;
  letter-spacing: 0.04em;
}

/* ---------- certification marquee ---------- */
/* Original band look is unchanged. The scroll MODE differs:
   • default / no-JS / mobile / reduced-motion → CSS auto-scroll (as before)
   • desktop with JS → JS adds .is-pinned: the band pins (sticky) and the
     track is driven horizontally by scroll, so every visitor passes through
     all awards before the page continues down. */
.cert-stage { position: relative; }
.cert-marquee {
  overflow: hidden;
  padding: 1.4rem 0;
  background: var(--paper);
}
.cert-track {
  display: flex;
  width: max-content;
  animation: certScroll 38s linear infinite;
}
.cert-marquee:hover .cert-track { animation-play-state: paused; }
.cert-item {
  display: inline-flex;
  align-items: center;
  gap: 0.9rem;
  padding: 0 2.6rem;
  white-space: nowrap;
  font-family: var(--font-sans);
  font-size: clamp(1rem, 1.4vw, 1.25rem);
  font-weight: 500;
  letter-spacing: 0.06em;
  color: var(--ink-deep);
}
/* award seal badge before each item (placeholder — swap per-award as needed) */
.cert-item::before {
  content: "";
  flex: 0 0 auto;
  width: 1.5em;
  height: 1.5em;
  margin-right: 0.2rem;
  background-color: var(--dot-blue-2);
  -webkit-mask: center / contain no-repeat url("../assets/icons/award-seal.svg");
  mask: center / contain no-repeat url("../assets/icons/award-seal.svg");
}
.cert-item .star { display: none; }
.cert-item .yr { font-size: 0.75em; color: var(--gray-3); letter-spacing: 0.12em; }
@keyframes certScroll {
  from { transform: translateX(0); }
  to   { transform: translateX(-50%); }
}

/* pinned scroll-driven mode (JS, desktop) — the band keeps its ORIGINAL thin
   height; it just sticks briefly while the track is scroll-driven horizontally.
   The exact `top` offset is set inline by JS to centre the thin band. */
.cert-stage.is-pinned .cert-stick { position: sticky; top: 0; }
.cert-stage.is-pinned .cert-track { animation: none; will-change: transform; }
/* only the 6 real items scroll through; the loop-duplicates are hidden */
.cert-stage.is-pinned .cert-item[aria-hidden="true"] { display: none; }

@media (max-width: 900px) {
  /* Mobile keeps the sticky scroll-switch instead of flattening it: the photo
     pins on top while the three services sit compact below; scrolling the tall
     stage switches the active service + its photo (.svc-trigger IO), so all
     three photos are seen — not just the first. */
  .svc-stage { height: calc(3 * 82svh); }
  .svc-stick {
    top: var(--header-h);
    height: calc(100svh - var(--header-h));
  }
  .svc-grid {
    grid-template-columns: 1fr;
    gap: 1.1rem;
    align-content: center;
  }
  .svc-labels { min-width: 0; }
  .svc-items { margin-top: 1rem; }
  .svc-item { padding: 0.8rem 0.2rem; }
  .svc-photos {
    order: -1;              /* photo above the service list */
    aspect-ratio: 16 / 10;
    max-height: 32svh;
  }
  .svc-triggers { display: grid; }   /* re-enable scan-line triggers */
  .stats-grid { grid-template-columns: repeat(2, 1fr); gap: var(--gap-xl) var(--gap-lg); }
}

@media (prefers-reduced-motion: reduce) {
  .cert-track { animation: none; }
  .svc-stage { height: auto; }
  .svc-stick { position: static; height: auto; padding: var(--section-pad) 0; }
}