/* ==================================================================
   LUXOR 路克索數位 — 2026 官網
   Japanese-minimalist × 數位轉型顧問
   ================================================================== */

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--lx-font-sans);
  background: var(--lx-canvas);
  color: var(--lx-ink-3);
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}
a { color: inherit; text-decoration: none; }
ul, ol { list-style: none; margin: 0; padding: 0; }
button { font-family: inherit; }

::selection { background: var(--lx-gold); color: #fff; }

/* ============ Utility ============ */
.lx-container {
  max-width: var(--lx-container-max);
  margin: 0 auto;
  padding: 0 var(--lx-gutter);
}
.lx-eyebrow {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 3.5px;
  text-transform: uppercase;
  color: var(--lx-gold);
  display: inline-block;
}
.lx-section-title {
  font-size: clamp(2.2rem, 4vw, 3rem);
  font-weight: 500;
  color: var(--lx-ink-2);
  letter-spacing: 6px;
  line-height: 1.3;
  margin: 16px 0 0;
}
.lx-section-sub {
  font-size: 16px;
  letter-spacing: 3px;
  color: var(--lx-ink-3);
  margin-top: 14px;
  font-weight: 400;
}

/* Reveal on scroll */
.lx-reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 1000ms var(--lx-ease-standard),
              transform 1000ms var(--lx-ease-standard);
}
.lx-reveal.is-in { opacity: 1; transform: none; }

/* ======================================================
   Navbar — translucent, frosted on scroll
   ====================================================== */
.lx-nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  height: var(--lx-nav-height);
  z-index: var(--lx-z-nav);
  background: transparent;
  transition: background var(--lx-dur-base) var(--lx-ease-standard),
              backdrop-filter var(--lx-dur-base) var(--lx-ease-standard),
              border-color var(--lx-dur-base),
              box-shadow var(--lx-dur-base);
  border-bottom: 1px solid transparent;
}
.lx-nav.is-scrolled {
  background: rgba(255,255,255,0.82);
  backdrop-filter: saturate(180%) blur(18px);
  -webkit-backdrop-filter: saturate(180%) blur(18px);
  border-bottom: 1px solid rgba(0,0,0,0.06);
  box-shadow: 0 1px 0 rgba(0,0,0,0.02);
}
/* 產品詳情頁開啟時：底下的首頁被凍結在原位，半透明導覽列會透出殘影，改成不透明 */
body.is-pd-open .lx-nav {
  background: #fff;
  backdrop-filter: none;
  -webkit-backdrop-filter: none;
  border-bottom: 1px solid rgba(0,0,0,0.06);
}
/* 特異度要壓過 .lx-nav.is-hero 那組（在畫面最頂端就開 overlay 時會是 hero 狀態，
   白字白 logo 落在淺色遮罩上會整個看不見） */
body.is-pd-open .lx-nav.is-hero .lx-nav-logo img,
body.is-pd-open .lx-nav-logo img { filter: none; }
body.is-pd-open .lx-nav.is-hero .lx-nav-menu > li > a,
body.is-pd-open .lx-nav-menu > li > a { color: var(--lx-ink-3); }
body.is-pd-open .lx-nav.is-hero .lx-nav-en { color: var(--lx-ink-4); }
body.is-pd-open .lx-nav.is-hero .lx-nav-menu > li > a:hover,
body.is-pd-open .lx-nav.is-hero .lx-nav-menu > li > a.is-active { color: var(--lx-gold); }
body.is-pd-open .lx-nav.is-hero .lx-hamburger span,
body.is-pd-open .lx-hamburger span { background: var(--lx-ink-2); }
.lx-nav-inner {
  max-width: var(--lx-container-max);
  height: 100%;
  margin: 0 auto;
  padding: 0 40px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.lx-nav-logo { display: flex; align-items: center; gap: 10px; }
.lx-nav-logo img { height: 46px; display: block; transition: filter var(--lx-dur-base); }
.lx-nav.is-hero .lx-nav-logo img { filter: brightness(0) invert(1); }
.lx-nav-menu { display: flex; gap: 38px; align-items: center; }
.lx-nav-menu > li > a {
  display: inline-flex;
  flex-direction: column;
  gap: 2px;
  padding: 8px 0;
  position: relative;
  font-size: 15px;
  font-weight: 500;
  letter-spacing: 1px;
  color: var(--lx-ink-2);
  transition: color var(--lx-dur-base) var(--lx-ease-standard);
}
.lx-nav.is-hero .lx-nav-menu > li > a { color: rgba(255,255,255,0.92); }
.lx-nav-en {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 3px;
  color: var(--lx-ink-4);
  transition: color var(--lx-dur-base);
}
.lx-nav.is-hero .lx-nav-en { color: rgba(255,255,255,0.6); }
.lx-nav-menu > li > a::after {
  content: "";
  position: absolute;
  left: 0; bottom: -2px;
  width: 0; height: 1px;
  background: var(--lx-gold);
  transition: width var(--lx-dur-base) var(--lx-ease-emphasis);
}
.lx-nav-menu > li > a:hover,
.lx-nav-menu > li > a.is-active { color: var(--lx-gold); }
.lx-nav-menu > li > a:hover .lx-nav-en,
.lx-nav-menu > li > a.is-active .lx-nav-en { color: var(--lx-gold); }
.lx-nav-menu > li > a:hover::after,
.lx-nav-menu > li > a.is-active::after { width: 100%; }

.lx-nav-cta {
  padding: 13px 32px;
  border: 0;
  border-radius: var(--lx-radius-pill);
  font-size: 13px;
  letter-spacing: 3px;
  font-weight: 600;
  color: #fff !important;
  background: linear-gradient(135deg, #F2B233 0%, #D1A055 48%, #B88A45 100%);
  background-size: 180% 180%;
  background-position: 0% 50%;
  box-shadow: 0 4px 14px rgba(209,160,85,0.35), inset 0 1px 0 rgba(255,255,255,0.25);
  transition: background-position var(--lx-dur-slow) var(--lx-ease-standard),
              box-shadow var(--lx-dur-base) var(--lx-ease-standard),
              transform var(--lx-dur-base) var(--lx-ease-standard);
}
.lx-nav.is-scrolled .lx-nav-cta {
  color: #fff !important;
}
.lx-nav-cta:hover {
  background-position: 100% 50%;
  box-shadow: 0 6px 20px rgba(209,160,85,0.55), inset 0 1px 0 rgba(255,255,255,0.35);
  transform: translateY(-1px);
  color: #fff !important;
}

.lx-nav-right {
  display: flex;
  align-items: center;
  gap: 16px;
}

.lx-hamburger {
  display: none;
  background: transparent;
  border: 0;
  cursor: pointer;
  width: 32px; height: 28px;
  flex-direction: column;
  gap: 7px;
  justify-content: center;
  align-items: center;
  padding: 0;
}
.lx-hamburger span {
  width: 24px; height: 1px;
  background: var(--lx-ink-2);
  display: block;
  transition: transform .3s var(--lx-ease-standard), opacity .3s;
}
.lx-nav.is-hero .lx-hamburger span { background: #fff; }
.lx-hamburger.is-open span:nth-child(1) { transform: translateY(8px) rotate(45deg); }
.lx-hamburger.is-open span:nth-child(2) { opacity: 0; }
.lx-hamburger.is-open span:nth-child(3) { transform: translateY(-8px) rotate(-45deg); }

/* 手機版選單內 CTA 項目 — 桌機版隱藏 */
.lx-nav-menu-cta-item { display: none; }


/* ======================================================
   Section header pattern (eyebrow · title · sub)
   ====================================================== */
.lx-section {
  padding: 140px 0;
  position: relative;
}
.lx-section.is-tight { padding: 100px 0; }

/* 導覽列各項改成各自獨立的一頁後，內容直接從畫面最上方開始，
   要自己讓開固定導覽列的高度（留白算在區塊自己身上，背景色才不會斷一截）。 */
.lx-subpage > .lx-section { padding-top: calc(var(--lx-nav-height) + 60px); }
.lx-subpage > .lx-about-wrap .lx-about-hero-content { padding-top: calc(var(--lx-nav-height) + 20px); }
@media (max-width: 820px) {
  .lx-subpage > .lx-section { padding-top: calc(var(--lx-nav-height) + 30px); }
}
.lx-section-head {
  margin-bottom: 80px;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
}
.lx-section-head.is-center {
  align-items: center;
  text-align: center;
}
.lx-section-eyebrow-line {
  display: inline-flex;
  align-items: center;
  gap: 14px;
  color: var(--lx-gold);
  font-size: 13px;
  letter-spacing: 4px;
  font-weight: 700;
}
.lx-section-eyebrow-line::before {
  content: "";
  width: 30px; height: 1px;
  background: var(--lx-gold);
}
.lx-section-head.is-center .lx-section-eyebrow-line::after {
  content: "";
  width: 30px; height: 1px;
  background: var(--lx-gold);
}

/* ======================================================
   Products — 兩大核心系統產品
   ====================================================== */
.lx-products { background: var(--lx-surface); }

.lx-core-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 28px;
  margin-top: 12px;
}

.lx-core-card {
  display: flex;
  flex-direction: column;
  background: var(--lx-surface);
  border: 1px solid var(--lx-border-strong);
  border-top: 3px solid var(--lx-gold);
  padding: 38px 36px 32px;
  transition: box-shadow 400ms var(--lx-ease-standard), transform 400ms var(--lx-ease-standard);
}
.lx-core-card:hover {
  box-shadow: 0 12px 40px rgba(0,0,0,0.09);
  transform: translateY(-2px);
}

.lx-core-head { margin-bottom: 26px; }
.lx-core-en {
  display: block;
  font-family: var(--lx-font-mono);
  font-size: 10.5px; font-weight: 700; letter-spacing: 3px;
  color: var(--lx-gold);
  margin-bottom: 12px;
}
.lx-core-title {
  font-size: 1.75rem; font-weight: 500; letter-spacing: 5px;
  color: var(--lx-ink-1);
  margin: 0 0 12px;
}
.lx-core-tagline {
  font-size: 14px; letter-spacing: 2px; font-weight: 500;
  color: var(--lx-ink-2);
  margin: 0 0 16px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--lx-border);
}
.lx-core-desc {
  font-size: 14.5px; line-height: 1.95; letter-spacing: 1px;
  color: var(--lx-ink-3);
  margin: 0;
}

/* 功能列 */
.lx-core-features {
  list-style: none; margin: 0 0 26px; padding: 0;
  display: grid; grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  /* 五個功能落在三欄會空一格 —— 容器底色跟儲存格一致，空格才不會變成一塊灰補丁 */
  gap: 1px; background: var(--lx-surface-alt);
  border: 1px solid var(--lx-border);
}
.lx-core-features li {
  background: var(--lx-surface-alt);
  box-shadow: 0 0 0 1px var(--lx-border);
  padding: 16px 14px;
  display: flex; flex-direction: column; gap: 5px;
}
.lx-core-feature-ico { color: var(--lx-gold); line-height: 0; margin-bottom: 3px; }
.lx-core-features b {
  font-size: 13.5px; letter-spacing: 1.5px; font-weight: 500; color: var(--lx-ink-2);
}
.lx-core-feature-d {
  font-size: 11.5px; letter-spacing: .5px; line-height: 1.6; color: var(--lx-ink-4);
}

.lx-core-shot {
  border: 1px solid var(--lx-border-strong);
  aspect-ratio: 16 / 10; overflow: hidden; background: var(--lx-canvas);
  margin-bottom: 26px;
}
.lx-core-shot img {
  width: 100%; height: 100%; object-fit: cover; display: block;
  transition: transform 1400ms var(--lx-ease-standard);
}
.lx-core-card:hover .lx-core-shot img { transform: scale(1.04); }

/* 為您帶來的價值 */
.lx-core-values { margin-top: auto; }
.lx-core-values-label {
  display: block;
  font-size: 12px; letter-spacing: 3px; color: var(--lx-ink-2); font-weight: 500;
  padding-left: 12px; position: relative;
  margin-bottom: 14px;
}
.lx-core-values-label::before {
  content: ''; position: absolute; left: 0; top: 50%; transform: translateY(-50%);
  width: 3px; height: 12px; background: var(--lx-gold);
}
.lx-core-values-grid {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(132px, 1fr));
  gap: 12px;
}
.lx-core-values-grid div { border-left: 1px solid var(--lx-border-strong); padding-left: 12px; }
.lx-core-values-grid b {
  display: block; font-size: 12.5px; letter-spacing: 1px; font-weight: 500;
  color: var(--lx-ink-2); margin-bottom: 4px;
}
.lx-core-values-grid span {
  font-size: 11.5px; line-height: 1.6; letter-spacing: .5px; color: var(--lx-ink-4);
}

.lx-core-cta {
  align-self: flex-start;
  margin-top: 28px;
  font-size: 13px; letter-spacing: 3px; font-weight: 500;
  color: var(--lx-ink-3);
  background: transparent; cursor: pointer;
  border: 1px solid var(--lx-border-strong);
  border-radius: var(--lx-radius-pill, 999px);
  padding: 13px 30px;
  transition: all var(--lx-dur-base) var(--lx-ease-standard);
}
.lx-core-cta:hover { border-color: var(--lx-gold); color: var(--lx-gold); }

/* 底部串聯條 */
.lx-core-band {
  margin-top: 28px;
  background: var(--lx-ink-1);
  color: #fff;
  padding: 24px 34px;
  display: flex; align-items: center; flex-wrap: wrap; gap: 8px 26px;
}
.lx-core-band b {
  font-size: 15px; letter-spacing: 4px; font-weight: 600; color: var(--lx-gold-soft);
  white-space: nowrap;
}
.lx-core-band span {
  font-size: 13.5px; line-height: 1.8; letter-spacing: 1px; color: rgba(255,255,255,0.72);
}



/* ======================================================
   About — redesign 2026
   ====================================================== */
.lx-about-wrap {
  background: var(--lx-canvas);
}

/* About hero stagger children */
.lx-about-stagger {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 600ms cubic-bezier(.22,.68,0,1.1),
              transform 600ms cubic-bezier(.22,.68,0,1.1);
}
.lx-reveal.is-in .lx-about-stagger {
  opacity: 1;
  transform: none;
}

/* ── Hero split ── */
.lx-about-hero {
  position: relative;
  min-height: 360px;
  display: flex;
  align-items: stretch;
  overflow: hidden;
  background: #fff;
}
.lx-about-hero-bg {
  position: absolute;
  inset: 0;
  pointer-events: none;
}
.lx-about-hero-bg img {
  width: 100%; height: 100%;
  object-fit: cover;
  object-position: right center;
  display: block;
  mask-image: linear-gradient(to left, rgba(255,255,255,0.85) 30%, transparent 75%);
  -webkit-mask-image: linear-gradient(to left, rgba(255,255,255,0.85) 30%, transparent 75%);
}
.lx-about-hero-content {
  position: relative;
  z-index: 2;
  max-width: 620px;
  padding: 45px var(--lx-gutter) 40px;
  margin-left: calc(var(--lx-gutter));
  display: flex;
  flex-direction: column;
}
.lx-about-main-title {
  font-size: clamp(2rem, 3.5vw, 2.8rem);
  font-weight: 500;
  color: var(--lx-ink-1);
  letter-spacing: 8px;
  line-height: 1.2;
  margin: 8px 0 4px;
  position: relative;
  z-index: 2;
}
.lx-about-sub-title {
  font-size: 15px;
  letter-spacing: 5px;
  color: var(--lx-ink-3);
  margin: 0 0 16px;
  font-weight: 400;
}
.lx-about-body-text {
  font-size: 13px;
  line-height: 1.9;
  letter-spacing: 1.5px;
  color: var(--lx-ink-3);
  margin: 0 0 20px;
  position: relative;
  z-index: 2;
}
.lx-about-highlights {
  display: flex;
  flex-direction: column;
  gap: 10px;
  position: relative;
  z-index: 2;
}
.lx-about-highlight {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  font-size: 12px;
  letter-spacing: 1.5px;
  color: var(--lx-ink-2);
  line-height: 1.5;
}
.lx-about-highlight-icon {
  flex-shrink: 0;
  color: var(--lx-gold);
  margin-top: 1px;
}

/* ── Values ── */
.lx-about-values {
  background: var(--lx-surface);
  padding: 48px 0 50px;
  border-top: 1px solid var(--lx-border);
}
.lx-about-values-label {
  text-align: center;
  font-size: 13px;
  letter-spacing: 5px;
  color: var(--lx-ink-4);
  margin: 0 0 32px;
  font-weight: 500;
  text-transform: uppercase;
}
.lx-about-values-label::before,
.lx-about-values-label::after {
  content: "─";
  margin: 0 14px;
  color: var(--lx-gold);
  opacity: 0.6;
}
.lx-about-values-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2px;
}
.lx-about-value-card {
  background: var(--lx-surface);
  padding: 28px 20px;
  border: 1px solid var(--lx-border);
  display: flex;
  flex-direction: column;
  gap: 10px;
  transition: box-shadow 0.3s var(--lx-ease-standard);
}
.lx-about-value-card:hover {
  box-shadow: var(--lx-shadow-3);
  z-index: 1;
}
.lx-about-value-icon {
  color: var(--lx-gold);
  display: block;
}
.lx-about-value-title {
  font-size: 16px;
  font-weight: 500;
  color: var(--lx-ink-2);
  letter-spacing: 3px;
  margin: 0;
}
.lx-about-value-desc {
  font-size: 12px;
  line-height: 1.8;
  letter-spacing: 1.5px;
  color: var(--lx-ink-3);
  margin: 0;
}

/* ── Stats band ── */
.lx-about-stats-band {
  background: var(--lx-canvas);
  padding: 0;
  border-top: 1px solid var(--lx-border);
  min-height: 160px;
  overflow: hidden;
}
.lx-about-stats-band .lx-container {
  padding: 0;
  max-width: 100%;
}
.lx-about-stats-grid {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr 2.45fr;
  gap: 0;
  align-items: stretch;
  height: 100%;
  max-width: 100%;
}
.lx-about-stat {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 6px;
  padding: 50px 30px;
  border-right: 1px solid var(--lx-border);
  justify-content: center;
  background: var(--lx-canvas);
}
.lx-about-stats-band .lx-container {
  padding: 0;
  max-width: 100%;
}
.lx-about-stats-grid {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr 2.45fr;
  gap: 0;
  align-items: stretch;
  height: 100%;
  max-width: 100%;
  padding-left: 165px;
}
.lx-about-stat:last-of-type {
  border-right: 1px solid var(--lx-border);
}
.lx-about-stat-icon {
  color: var(--lx-gold);
}
.lx-about-stat-num {
  font-size: clamp(1.8rem, 3vw, 2.6rem);
  font-weight: 300;
  color: var(--lx-gold);
  letter-spacing: 1px;
  line-height: 1;
  font-feature-settings: "tnum";
}
.lx-about-stat-label {
  font-size: 11px;
  letter-spacing: 1.5px;
  color: var(--lx-ink-4);
}
.lx-about-stats-img {
  padding: 0;
  overflow: hidden;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: flex-end;
  position: relative;
}
.lx-about-stats-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: right center;
  opacity: 0.55;
}
.lx-about-stats-img::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 100%;
  background: linear-gradient(to right, var(--lx-canvas) 0%, rgba(242,242,242,0.8) 20%, rgba(242,242,242,0) 50%);
  pointer-events: none;
  z-index: 1;
}

/* ── Timeline ── */
.lx-about-timeline {
  position: relative;
  overflow: hidden;
  min-height: 620px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.lx-about-timeline-bg {
  position: absolute;
  inset: 0;
  pointer-events: none;
}
.lx-about-timeline-bg img {
  width: 100%; height: 100%;
  object-fit: cover;
  object-position: center;
  display: block;
}
.lx-about-timeline-bg::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(to bottom, rgba(255,255,255,0.15) 0%, rgba(255,255,255,0.05) 60%, rgba(255,255,255,0.25) 100%);
}
.lx-about-timeline-content {
  position: relative;
  z-index: 1;
  text-align: center;
  /* 底部的 GIS—BIM—AI 標籤列是絕對定位，這裡要留出空間，否則里程碑文字會壓上去 */
  padding: 60px var(--lx-gutter) 120px;
  width: 100%;
  max-width: 1000px;
  display: flex;
  flex-direction: column;
  align-items: center;
  height: 100%;
}
.lx-about-timeline-title {
  font-size: clamp(1.8rem, 4vw, 3.2rem);
  font-weight: 300;
  color: var(--lx-ink-1);
  letter-spacing: 14px;
  margin: 0 0 16px;
  line-height: 1.2;
  text-shadow: 0 2px 20px rgba(255,255,255,0.8);
}
.lx-about-timeline-desc {
  font-size: 13px;
  line-height: 1.8;
  letter-spacing: 1.5px;
  color: var(--lx-ink-2);
  margin: 0 auto 40px;
  max-width: 650px;
  text-shadow: 0 1px 8px rgba(255,255,255,0.9);
}
.lx-about-tl-milestones {
  display: flex;
  align-items: flex-start;
  justify-content: center;
  gap: 0;
  margin-bottom: 40px;
}
.lx-about-tl-item {
  position: relative;
  text-align: left;
  padding: 0 60px 0 0;
  min-width: 200px;
}
.lx-about-tl-era {
  font-size: 12px;
  letter-spacing: 4px;
  color: var(--lx-ink-4);
  margin-bottom: 6px;
  font-weight: 500;
}
.lx-about-tl-code {
  font-size: clamp(2rem, 4vw, 3.2rem);
  font-weight: 300;
  color: var(--lx-ink-1);
  letter-spacing: 6px;
  line-height: 1;
  margin-bottom: 8px;
  text-shadow: 0 2px 12px rgba(255,255,255,0.7);
}
.lx-about-tl-zh {
  font-size: 13px;
  letter-spacing: 3px;
  color: var(--lx-ink-3);
  padding-bottom: 10px;
  border-bottom: 2px solid var(--lx-gold);
  display: inline-block;
}
.lx-about-tl-arrow {
  position: absolute;
  right: 24px;
  top: 50%;
  transform: translateY(-50%);
  font-size: 28px;
  color: var(--lx-ink-4);
  font-weight: 200;
}

/* 新的時間軸樣式（根據設計圖調整） */
.lx-about-tl-milestones-new {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 80px;
  margin-bottom: 60px;
}
.lx-about-tl-item-new {
  position: relative;
  text-align: center;
  min-width: 180px;
  display: flex;
  flex-direction: column;
  align-items: center;
}
.lx-about-tl-era-new {
  font-size: 14px;
  letter-spacing: 2px;
  color: #8fb5a0;
  margin-bottom: 12px;
  font-weight: 500;
  text-shadow: 0 1px 6px rgba(255,255,255,0.6);
}
.lx-about-tl-code-new {
  font-size: clamp(2.4rem, 5vw, 3.6rem);
  font-weight: 400;
  color: var(--lx-ink-1);
  letter-spacing: 8px;
  line-height: 1;
  margin-bottom: 12px;
  text-shadow: 0 2px 16px rgba(255,255,255,0.75);
}
.lx-about-tl-zh-new {
  font-size: 14px;
  letter-spacing: 2px;
  color: var(--lx-ink-3);
  padding-bottom: 12px;
  border-bottom: 2px solid #a8c5b0;
  display: inline-block;
  text-shadow: 0 1px 6px rgba(255,255,255,0.6);
}
.lx-about-tl-arrow-new {
  position: absolute;
  right: -52px;
  top: 50%;
  transform: translateY(-50%);
  font-size: 32px;
  color: var(--lx-ink-4);
  font-weight: 200;
  text-shadow: 0 1px 6px rgba(255,255,255,0.5);
}
.lx-about-tl-item-new:last-child .lx-about-tl-arrow-new {
  display: none;
}

/* Bottom dot bar */
.lx-about-tl-bar {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0;
  position: relative;
  margin-top: 20px;
}
.lx-about-tl-line {
  position: absolute;
  top: 8px;
  left: 50%;
  transform: translateX(-50%);
  width: 520px;
  height: 1px;
  background: rgba(0,0,0,0.15);
  z-index: 0;
}
.lx-about-tl-bar-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  width: 200px;
  position: relative;
  z-index: 1;
}
.lx-about-tl-dot {
  width: 14px;
  height: 14px;
  border-radius: 50%;
  border: 2px solid #fff;
  box-shadow: 0 0 0 1px rgba(0,0,0,0.12);
}
.lx-about-tl-bar-code {
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 3px;
  color: var(--lx-ink-2);
}
.lx-about-tl-bar-zh {
  font-size: 12px;
  letter-spacing: 2px;
  color: var(--lx-ink-4);
}

/* 新的底部標籤樣式（絕對定位貼到圖片最底部） */
.lx-about-tl-bottom-labels {
  position: absolute;
  bottom: 40px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0;
  width: 95%;
  max-width: 1200px;
}
.lx-about-tl-bottom-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
  flex: 0 0 auto;
  position: relative;
}
/* 橫線連接三個點 */
.lx-about-tl-bottom-labels::before {
  content: "";
  position: absolute;
  top: 6px;
  left: 8%;
  right: 8%;
  height: 1px;
  background: rgba(0,0,0,0.18);
  z-index: 0;
}
.lx-about-tl-bottom-dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  border: 2px solid rgba(255,255,255,0.6);
  box-shadow: 0 0 0 1px rgba(0,0,0,0.15);
  position: relative;
  z-index: 1;
}
.lx-about-tl-bottom-code {
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 2px;
  color: var(--lx-ink-2);
  text-shadow: 0 1px 4px rgba(255,255,255,0.7);
}
.lx-about-tl-bottom-zh {
  font-size: 12px;
  letter-spacing: 2px;
  color: var(--lx-ink-3);
  text-shadow: 0 1px 4px rgba(255,255,255,0.7);
  margin-top: -2px;
}

/* responsive */
@media (max-width: 900px) {
  .lx-about-hero-content { max-width: 100%; margin-left: 0; padding: 60px var(--lx-gutter) 60px; }
  .lx-about-values-grid { grid-template-columns: repeat(2, 1fr); }
  /* 桌機的 165px 左內距在窄螢幕會把整組數據推到右邊、切掉最右一欄，要歸零 */
  .lx-about-stats-grid { grid-template-columns: repeat(2, 1fr); padding-left: 0; }
  .lx-about-stat { padding: 36px 20px; }
  /* 底部 GIS—BIM—AI 標籤是絕對定位，堆疊後的里程碑會壓到它，留出空間 */
  .lx-about-timeline-content { padding-bottom: 96px; }
  .lx-about-stats-img { display: none; }
  .lx-about-tl-milestones { flex-direction: column; align-items: center; gap: 32px; }
  .lx-about-tl-milestones-new { flex-direction: column; gap: 48px; }
  .lx-about-tl-arrow { display: none; }
  .lx-about-tl-arrow-new { display: none; }
  .lx-about-tl-item { padding: 0; text-align: center; }
  .lx-about-tl-item-new { min-width: 100%; }
  .lx-about-tl-line { display: none; }
  .lx-about-tl-bar { gap: 40px; }
  .lx-about-tl-bar-item { width: auto; }
  .lx-about-tl-bottom-labels { 
    position: absolute;
    bottom: 24px;
    flex-direction: row;
    gap: 0;
  }
}
@media (max-width: 600px) {
  .lx-about-values-grid { grid-template-columns: 1fr; }
  .lx-about-stats-grid { grid-template-columns: repeat(2, 1fr); }
}

.lx-btn-line {
  display: inline-flex;
  align-items: center;
  gap: 14px;
  padding: 16px 36px;
  border: 1px solid var(--lx-ink-2);
  color: var(--lx-ink-2);
  font-size: 12px;
  letter-spacing: 4px;
  font-weight: 500;
  transition: all var(--lx-dur-base) var(--lx-ease-standard);
  background: transparent;
  cursor: pointer;
}
.lx-btn-line:hover {
  background: var(--lx-ink-2);
  color: #fff;
  gap: 22px;
}
.lx-btn-gold {
  display: inline-flex;
  align-items: center;
  gap: 14px;
  padding: 16px 36px;
  background: var(--lx-gold);
  color: #fff;
  font-size: 12px;
  letter-spacing: 4px;
  font-weight: 500;
  border: 0;
  cursor: pointer;
  transition: all var(--lx-dur-base) var(--lx-ease-standard);
}
.lx-btn-gold:hover { background: var(--lx-gold-hover); gap: 22px; }

/* ======================================================
   Scenarios / Applications strip
   ====================================================== */
.lx-scenarios { background: var(--lx-ink-1); color: #fff; }
.lx-scenarios .lx-section-sub { color: rgba(255,255,255,0.75); }
.lx-scenarios-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
  border-top: 1px solid rgba(255,255,255,0.14);
}
.lx-scenario {
  padding: 50px 30px;
  border-right: 1px solid rgba(255,255,255,0.14);
  border-bottom: 1px solid rgba(255,255,255,0.14);
  display: flex;
  flex-direction: column;
  gap: 14px;
  min-height: 260px;
  transition: background var(--lx-dur-base);
  cursor: pointer;
}
.lx-scenarios-grid .lx-scenario:nth-child(4n) { border-right: 0; }
.lx-scenario:hover { background: rgba(255,255,255,0.05); }
.lx-scenario-num {
  font-size: 12px;
  letter-spacing: 3px;
  color: var(--lx-gold);
  font-weight: 700;
  font-family: var(--lx-font-mono);
}
.lx-scenario-title {
  font-size: 1.3rem;
  letter-spacing: 3px;
  color: #fff;
  font-weight: 600;
  margin: 0;
}
.lx-scenario-desc {
  font-size: 15px;
  line-height: 1.8;
  letter-spacing: 1px;
  color: rgba(255,255,255,0.85) !important;
  font-weight: 400;
  margin: 0;
  flex: 1;
}
.lx-scenario-arrow {
  font-size: 16px;
  color: rgba(255,255,255,0.55);
  transition: color var(--lx-dur-base), transform var(--lx-dur-base);
}
.lx-scenario:hover .lx-scenario-arrow {
  color: var(--lx-gold);
  transform: translateX(6px);
}

/* ---- 應用場景影片 ---- */
.lx-scenario-videos {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 56px 40px;
  margin-top: 20px;
}
.lx-scenario-video { display: flex; flex-direction: column; }
.lx-scenario-media {
  position: relative;
  aspect-ratio: 16 / 9;
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.14);
  overflow: hidden;
}
.lx-scenario-media video,
.lx-scenario-media iframe {
  width: 100%; height: 100%;
  display: block;
  border: 0;
  object-fit: cover;
  background: #000;
}
.lx-scenario-media-empty {
  position: absolute; inset: 0;
  display: flex; flex-direction: column;
  align-items: center; justify-content: center;
  gap: 12px;
  color: rgba(255,255,255,0.4);
  font-size: 13px;
  letter-spacing: 3px;
}
.lx-scenario-video-body { padding: 24px 2px 0; }
.lx-scenario-video-head {
  display: flex; align-items: baseline; gap: 14px;
  margin-bottom: 10px;
}
.lx-scenario-video .lx-scenario-title {
  font-size: 1.3rem;
  letter-spacing: 3px;
  color: #fff;
  font-weight: 600;
  margin: 0;
}
.lx-scenario-lead {
  font-size: 15px;
  letter-spacing: 2px;
  color: var(--lx-gold);
  font-weight: 500;
  margin: 0 0 14px;
}
.lx-scenario-video .lx-scenario-desc {
  font-size: 14.5px;
  line-height: 1.95;
  letter-spacing: 1px;
  color: rgba(255,255,255,0.78) !important;
  margin: 0;
}

/* ======================================================
   Contact form
   ====================================================== */
.lx-contact { background: var(--lx-canvas); }
.lx-contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.3fr;
  gap: 100px;
  align-items: flex-start;
}
.lx-contact-info dl {
  margin: 40px 0 0;
  display: grid;
  gap: 30px;
}
.lx-contact-info dt {
  font-size: 12px;
  letter-spacing: 3px;
  color: var(--lx-gold);
  font-weight: 700;
  text-transform: uppercase;
  margin-bottom: 10px;
}
.lx-contact-info dd {
  margin: 0;
  font-size: 17px;
  letter-spacing: 1px;
  color: var(--lx-ink-2);
  line-height: 1.7;
}

.lx-form { display: grid; gap: 28px; }
.lx-form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}
.lx-field label {
  display: block;
  font-size: 12px;
  letter-spacing: 2.5px;
  color: var(--lx-ink-3);
  font-weight: 500;
  margin-bottom: 10px;
  text-transform: uppercase;
}
.lx-field input,
.lx-field textarea,
.lx-field select {
  width: 100%;
  background: transparent;
  border: 0;
  border-bottom: 1px solid var(--lx-border-strong);
  padding: 8px 0 14px;
  font-family: var(--lx-font-sans);
  font-size: 16px;
  color: var(--lx-ink-2);
  letter-spacing: 1px;
  outline: none;
  transition: border-color var(--lx-dur-base);
  border-radius: 0;
}
.lx-field input::placeholder,
.lx-field textarea::placeholder {
  color: var(--lx-ink-4);
  opacity: 1;
}
.lx-field input:focus::placeholder,
.lx-field textarea:focus::placeholder {
  opacity: 0;
}
.lx-field textarea {
  min-height: 120px;
  resize: vertical;
}
.lx-field input:focus,
.lx-field textarea:focus,
.lx-field select:focus {
  border-color: var(--lx-gold);
}
.lx-field-error input,
.lx-field-error textarea {
  border-color: var(--lx-danger);
}
.lx-field-msg {
  margin-top: 6px;
  font-size: 11px;
  letter-spacing: 1px;
  color: var(--lx-danger);
  min-height: 14px;
}
.lx-field-help {
  margin-top: 6px;
  font-size: 11px;
  letter-spacing: 1px;
  color: var(--lx-ink-4);
}
.lx-form-checks {
  display: flex;
  flex-wrap: wrap;
  gap: 18px 30px;
  margin-top: 6px;
}
.lx-chip {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 10px 18px;
  border: 1px solid var(--lx-border-strong);
  font-size: 12px;
  letter-spacing: 2px;
  color: var(--lx-ink-3);
  cursor: pointer;
  transition: all var(--lx-dur-base);
  user-select: none;
}
.lx-chip.is-checked {
  border-color: var(--lx-gold);
  color: var(--lx-gold);
  background: rgba(209,160,85,0.06);
}
.lx-chip input { display: none; }
.lx-robot {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  padding: 14px 20px;
  border: 1px solid var(--lx-border-strong);
  background: var(--lx-surface);
  font-size: 13px;
  letter-spacing: 1.5px;
  color: var(--lx-ink-3);
  cursor: pointer;
  user-select: none;
  transition: all var(--lx-dur-base);
  margin-top: 6px;
}
.lx-robot:hover { border-color: var(--lx-gold); }
.lx-robot input { display: none; }
.lx-robot-box {
  width: 22px; height: 22px;
  border: 2px solid var(--lx-border-strong);
  border-radius: 3px;
  display: flex; align-items: center; justify-content: center;
  color: #fff;
  font-size: 13px;
  line-height: 1;
  flex-shrink: 0;
  transition: all var(--lx-dur-base);
}
.lx-robot.is-checked { border-color: var(--lx-gold); color: var(--lx-gold); }
.lx-robot.is-checked .lx-robot-box { background: var(--lx-gold); border-color: var(--lx-gold); }
.lx-field-error .lx-robot { border-color: var(--lx-danger); }
.lx-submit-row {
  margin-top: 20px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 20px;
  flex-wrap: wrap;
}
.lx-submit-note {
  font-size: 11px;
  letter-spacing: 1px;
  color: var(--lx-ink-4);
  line-height: 1.6;
  max-width: 320px;
}

.lx-success {
  background: var(--lx-surface);
  border: 1px solid var(--lx-gold);
  padding: 40px;
  display: flex;
  gap: 20px;
  align-items: flex-start;
}
.lx-success-mark {
  width: 40px; height: 40px;
  border-radius: 50%;
  background: var(--lx-gold);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  flex-shrink: 0;
}
.lx-success h4 {
  margin: 0 0 8px;
  font-size: 15px;
  letter-spacing: 3px;
  color: var(--lx-ink-2);
  font-weight: 500;
}
.lx-success p {
  margin: 0;
  font-size: 13px;
  line-height: 1.8;
  letter-spacing: 1px;
  color: var(--lx-ink-3);
}

/* ======================================================
   Footer
   ====================================================== */
.lx-footer {
  background: #111;
  color: rgba(255,255,255,0.6);
  padding: 100px 0 0;
}
.lx-footer-inner {
  max-width: var(--lx-container-max);
  margin: 0 auto;
  padding: 0 var(--lx-gutter);
  display: grid;
  grid-template-columns: 1.2fr 2fr;
  gap: 80px;
}
.lx-footer-brand img {
  height: 48px;
  filter: brightness(0) invert(1) opacity(0.92);
}
.lx-footer-name {
  margin-top: 20px;
  font-size: 15px;
  letter-spacing: 4px;
  color: #fff;
  font-weight: 500;
}
.lx-footer-tag {
  margin-top: 10px;
  color: rgba(255,255,255,0.55);
  font-size: 13px;
  line-height: 2;
  letter-spacing: 2px;
}
.lx-footer-cols {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 30px;
}
.lx-footer-cols h5 {
  margin: 0 0 24px;
  color: var(--lx-gold);
  font-size: 12px;
  letter-spacing: 3px;
  font-weight: 700;
  text-transform: uppercase;
}
.lx-footer-cols ul { display: flex; flex-direction: column; gap: 14px; }
.lx-footer-cols a {
  color: rgba(255,255,255,0.72);
  font-size: 14.5px;
  letter-spacing: 1.5px;
  transition: color var(--lx-dur-base);
}
.lx-footer-cols a:hover { color: var(--lx-gold); }
.lx-footer-bar {
  max-width: var(--lx-container-max);
  margin: 80px auto 0;
  padding: 24px var(--lx-gutter);
  border-top: 1px solid rgba(255,255,255,0.08);
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 12px;
  letter-spacing: 2px;
  color: rgba(255,255,255,0.55);
  flex-wrap: wrap;
  gap: 10px;
}
.lx-footer-bar ul { display: flex; gap: 24px; }
.lx-footer-bar ul a:hover { color: rgba(255,255,255,0.7); }

/* 精簡版頁尾：只剩公司識別與版權，不用留原本四欄連結的高度 */
.lx-footer.is-slim { padding-top: 56px; }
.lx-footer.is-slim .lx-footer-inner { grid-template-columns: 1fr; gap: 0; }
.lx-footer.is-slim .lx-footer-bar { margin-top: 40px; }

/* ======================================================
   Product Detail Overlay (Scroll Spy)
   ====================================================== */
.lx-pd-overlay {
  position: fixed;
  top: var(--lx-nav-height);
  left: 0; right: 0; bottom: 0;
  background: var(--lx-canvas);
  z-index: var(--lx-z-overlay);
  overflow-y: auto;
  overflow-x: hidden;
  opacity: 0;
  pointer-events: none;
  transition: opacity 500ms var(--lx-ease-standard);
}
.lx-pd-overlay.is-open {
  opacity: 1;
  pointer-events: auto;
}
.lx-pd-head {
  position: sticky;
  top: 0;
  z-index: 10;
  background: rgba(255,255,255,0.92);
  backdrop-filter: blur(16px) saturate(180%);
  -webkit-backdrop-filter: blur(16px) saturate(180%);
  border-bottom: 1px solid var(--lx-border);
  height: 72px;
  display: flex;
  align-items: center;
  padding: 0 40px;
  gap: 40px;
}
.lx-pd-close {
  background: transparent;
  border: 0;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 11px;
  letter-spacing: 3px;
  color: var(--lx-ink-3);
  padding: 0;
  font-weight: 700;
  transition: color var(--lx-dur-base);
}
.lx-pd-close:hover { color: var(--lx-gold); }
.lx-pd-crumb {
  font-size: 11px;
  letter-spacing: 3px;
  color: var(--lx-ink-4);
  font-family: var(--lx-font-mono);
  font-weight: 700;
}
.lx-pd-crumb span { color: var(--lx-ink-2); }

/* Product detail hero */
.lx-pd-hero {
  padding: 120px var(--lx-gutter) 100px;
  background: var(--lx-surface);
  border-bottom: 1px solid var(--lx-border);
}
.lx-pd-hero-inner {
  max-width: var(--lx-container-max);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}
.lx-pd-kicker {
  font-size: 11px;
  letter-spacing: 4px;
  color: var(--lx-gold);
  font-family: var(--lx-font-mono);
  font-weight: 700;
}
.lx-pd-title {
  font-size: clamp(2rem, 4.5vw, 3.2rem);
  letter-spacing: 8px;
  font-weight: 400;
  color: var(--lx-ink-2);
  margin: 16px 0 8px;
  line-height: 1.2;
}
.lx-pd-sub {
  font-size: 1rem;
  letter-spacing: 3px;
  color: var(--lx-ink-4);
  font-weight: 400;
  margin: 0 0 32px;
}
.lx-pd-desc {
  font-size: 15px;
  line-height: 2.1;
  letter-spacing: 2px;
  color: var(--lx-ink-3);
  font-weight: 400;
  border-left: 1px solid var(--lx-gold);
  padding-left: 22px;
  max-width: 520px;
}
.lx-pd-hero-visual {
  aspect-ratio: 4/3;
  overflow: hidden;
  background: var(--lx-canvas);
}
.lx-pd-hero-visual img {
  width: 100%; height: 100%;
  object-fit: cover;
  display: block;
}

/* Scroll Spy layout */
.lx-pd-spy {
  max-width: var(--lx-container-max);
  margin: 0 auto;
  padding: 0 var(--lx-gutter);
  display: grid;
  grid-template-columns: 260px 1fr;
  gap: 80px;
  position: relative;
}
.lx-pd-spy-nav {
  position: sticky;
  top: 72px;
  height: fit-content;
  padding-top: 100px;
  padding-bottom: 40px;
  align-self: start;
}
.lx-pd-spy-nav .lx-eyebrow {
  margin-bottom: 24px;
}
.lx-pd-spy-nav ul {
  border-left: 1px solid var(--lx-border-strong);
}
.lx-pd-spy-nav li a {
  display: block;
  padding: 16px 20px;
  font-size: 14.5px;
  letter-spacing: 2px;
  color: var(--lx-ink-4);
  border-left: 1px solid transparent;
  margin-left: -1px;
  transition: all var(--lx-dur-base) var(--lx-ease-standard);
}
.lx-pd-spy-nav li a:hover { color: var(--lx-ink-2); }
.lx-pd-spy-nav li.is-active a {
  color: var(--lx-ink-2);
  border-left-color: var(--lx-gold);
  font-weight: 500;
}
.lx-pd-spy-nav li.is-active a::before {
  content: "";
  display: inline-block;
  width: 12px; height: 1px;
  background: var(--lx-gold);
  margin-right: 12px;
  vertical-align: middle;
}

.lx-pd-spy-content {
  padding: 100px 0;
  min-width: 0;
}
.lx-pd-sec {
  padding: 50px 0 70px;
  border-bottom: 1px solid var(--lx-border);
  scroll-margin-top: 90px;
}
.lx-pd-sec:last-child { border-bottom: 0; }
.lx-pd-sec-num {
  font-size: 11px;
  letter-spacing: 3px;
  color: var(--lx-gold);
  font-weight: 700;
  font-family: var(--lx-font-mono);
  margin-bottom: 14px;
  display: block;
}
.lx-pd-sec h2 {
  font-size: 2rem;
  letter-spacing: 5px;
  font-weight: 500;
  color: var(--lx-ink-2);
  margin: 0 0 24px;
  line-height: 1.3;
}
.lx-pd-sec p {
  font-size: 16px;
  line-height: 2.1;
  letter-spacing: 1.5px;
  color: var(--lx-ink-3);
  margin: 0 0 28px;
  max-width: 680px;
}
/* 章節標題底下的一句話訴求，比內文重一級 */
.lx-pd-sec p.lx-pd-sec-lead {
  font-size: 17px;
  line-height: 1.9;
  letter-spacing: 2px;
  color: var(--lx-ink-2);
  font-weight: 500;
  margin: -6px 0 18px;
}
.lx-pd-features {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 30px;
  margin-top: 28px;
}
.lx-pd-feature {
  padding: 24px 0 24px 24px;
  border-left: 1px solid var(--lx-border);
}
.lx-pd-feature.is-accent { border-left-color: var(--lx-gold); }
.lx-pd-feature h4 {
  font-size: 15px;
  letter-spacing: 3px;
  color: var(--lx-ink-2);
  font-weight: 500;
  margin: 0 0 12px;
}
.lx-pd-feature p {
  font-size: 14.5px;
  line-height: 1.9;
  letter-spacing: 1px;
  color: var(--lx-ink-3);
  margin: 0;
}
/* ---- 產品內頁：功能／模組總覽格、延伸應用、作業動線、導入效益 ---- */
.lx-pd-block-label {
  display: block;
  font-size: 12px; letter-spacing: 3px; font-weight: 500; color: var(--lx-ink-2);
  padding-left: 12px; position: relative;
  margin-bottom: 16px;
}
.lx-pd-block-label::before {
  content: ''; position: absolute; left: 0; top: 50%; transform: translateY(-50%);
  width: 3px; height: 12px; background: var(--lx-gold);
}

.lx-pd-cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
  gap: 1px;
  background: var(--lx-border);
  border: 1px solid var(--lx-border);
  margin-top: 28px;
}
.lx-pd-card { background: var(--lx-surface); padding: 22px 20px 20px; }
.lx-pd-card-n {
  display: inline-flex; align-items: center; justify-content: center;
  width: 22px; height: 22px;
  font-family: var(--lx-font-mono); font-size: 11px; font-weight: 700;
  color: #fff; background: var(--lx-gold);
  border-radius: 50%;
  margin-bottom: 12px;
}
.lx-pd-card h4 {
  font-size: 14.5px; letter-spacing: 2px; font-weight: 500;
  color: var(--lx-ink-2); margin: 0 0 8px;
}
.lx-pd-card p {
  font-size: 13px; line-height: 1.85; letter-spacing: .8px;
  color: var(--lx-ink-3); margin: 0;
}

.lx-pd-extra { margin-top: 34px; }
.lx-pd-extra-grid {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 20px;
}
.lx-pd-extra-grid div {
  border-top: 2px solid var(--lx-gold);
  background: var(--lx-surface-alt);
  padding: 18px 18px 20px;
}
.lx-pd-extra-grid b {
  display: block; font-size: 14px; letter-spacing: 2px; font-weight: 500;
  color: var(--lx-ink-2); margin-bottom: 8px;
}
.lx-pd-extra-grid span {
  font-size: 13px; line-height: 1.85; letter-spacing: .8px; color: var(--lx-ink-3);
}

.lx-pd-flow { margin-top: 34px; }
.lx-pd-flow ol {
  list-style: none; margin: 0; padding: 0;
  display: flex; flex-wrap: wrap; gap: 8px;
}
.lx-pd-flow li {
  position: relative;
  flex: 1 1 130px;
  background: var(--lx-ink-1); color: #fff;
  font-size: 13.5px; letter-spacing: 2px; text-align: center;
  padding: 14px 12px;
}
.lx-pd-flow li + li::before {
  content: '›';
  position: absolute; left: -8px; top: 50%; transform: translateY(-50%);
  width: 8px; text-align: center;
  color: var(--lx-gold); font-size: 15px;
}
.lx-pd-flow li:last-child { background: var(--lx-gold); }

.lx-pd-benefits {
  list-style: none; margin: 30px 0 0; padding: 0;
  display: flex; flex-wrap: wrap; gap: 10px;
}
.lx-pd-benefits li {
  font-size: 13px; letter-spacing: 1.5px; color: var(--lx-ink-2);
  border: 1px solid var(--lx-border-strong);
  border-radius: var(--lx-radius-pill, 999px);
  padding: 9px 18px;
}
.lx-pd-benefits li::before { content: '✓ '; color: var(--lx-gold); }

.lx-pd-spec-table {
  width: 100%;
  border-collapse: collapse;
  margin-top: 10px;
}
.lx-pd-spec-table th,
.lx-pd-spec-table td {
  padding: 18px 20px;
  border-bottom: 1px solid var(--lx-border);
  text-align: left;
  font-size: 14.5px;
  letter-spacing: 1.5px;
}
.lx-pd-spec-table th {
  width: 35%;
  color: var(--lx-ink-4);
  font-weight: 500;
  text-transform: uppercase;
  font-size: 12px;
  letter-spacing: 2px;
}
.lx-pd-spec-table td { color: var(--lx-ink-2); }

/* Module cards (核心功能) */
.lx-pd-modules {
  display: flex;
  flex-direction: column;
  gap: 0;
  margin-top: 20px;
  border-top: 1px solid var(--lx-border);
}
.lx-pd-module {
  display: grid;
  grid-template-columns: 340px 1fr;
  gap: 0;
  border-bottom: 1px solid var(--lx-border);
  min-height: 220px;
  transition: background var(--lx-dur-base);
}
.lx-pd-module:hover { background: var(--lx-surface-alt); }
.lx-pd-module:nth-child(even) {
  grid-template-columns: 1fr 340px;
}
.lx-pd-module:nth-child(even) .lx-pd-module-img {
  order: 2;
}
.lx-pd-module:nth-child(even) .lx-pd-module-body {
  order: 1;
}
.lx-pd-module-img {
  position: relative;
  overflow: hidden;
  background: var(--lx-canvas);
  border-right: 1px solid var(--lx-border);
}
.lx-pd-module:nth-child(even) .lx-pd-module-img {
  border-right: 0;
  border-left: 1px solid var(--lx-border);
}
.lx-pd-module-placeholder {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 10px;
  background:
    repeating-linear-gradient(
      45deg,
      transparent,
      transparent 10px,
      rgba(0,0,0,0.025) 10px,
      rgba(0,0,0,0.025) 11px
    );
}
.lx-pd-module-placeholder-num {
  font-family: var(--lx-font-mono);
  font-size: 2.4rem;
  font-weight: 300;
  color: var(--lx-border-strong);
  letter-spacing: 4px;
  line-height: 1;
}
.lx-pd-module-placeholder-label {
  font-size: 11px;
  letter-spacing: 3px;
  color: var(--lx-ink-4);
  font-weight: 500;
  text-transform: uppercase;
  border: 1px dashed var(--lx-border-strong);
  padding: 6px 14px;
}
.lx-pd-module-body {
  padding: 36px 40px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 10px;
}
.lx-pd-module-num {
  font-size: 11px;
  letter-spacing: 3px;
  color: var(--lx-gold);
  font-weight: 700;
  font-family: var(--lx-font-mono);
}
.lx-pd-module-title {
  font-size: 1.35rem;
  letter-spacing: 4px;
  font-weight: 500;
  color: var(--lx-ink-2);
  margin: 0;
  line-height: 1.3;
}
.lx-pd-module-desc {
  font-size: 14.5px;
  line-height: 1.95;
  letter-spacing: 1.5px;
  color: var(--lx-ink-3);
  margin: 0;
  max-width: 520px;
}
.lx-pd-module-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 4px;
}
.lx-pd-module-tag {
  font-size: 11px;
  letter-spacing: 2px;
  color: var(--lx-ink-4);
  border: 1px solid var(--lx-border-strong);
  padding: 4px 12px;
  font-weight: 500;
  transition: all var(--lx-dur-base);
}
.lx-pd-module:hover .lx-pd-module-tag {
  border-color: var(--lx-gold);
  color: var(--lx-gold);
}

/* Stats grid within detail */
.lx-pd-statgrid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--lx-border);
  margin-top: 30px;
}
.lx-pd-statgrid > div {
  background: var(--lx-surface);
  padding: 30px 26px;
}
.lx-pd-stat-n {
  font-size: 2.2rem;
  font-weight: 300;
  letter-spacing: 1px;
  color: var(--lx-ink-2);
  font-feature-settings: "tnum";
  line-height: 1;
}
.lx-pd-stat-n sup { color: var(--lx-gold); font-size: 0.45em; margin-left: 2px; }
.lx-pd-stat-l {
  font-size: 11px;
  letter-spacing: 2px;
  color: var(--lx-ink-4);
  margin-top: 10px;
}

/* ======================================================
   Pricing
   ====================================================== */
.lx-pricing {
  background: var(--lx-canvas);
  padding: 120px var(--lx-gutter);
  border-top: 1px solid var(--lx-border);
}
.lx-pricing-inner {
  max-width: var(--lx-container-max);
  margin: 0 auto;
}
.lx-pricing-head {
  text-align: center;
  margin-bottom: 70px;
}
.lx-pricing-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0;
  background: var(--lx-border);
  border: 1px solid var(--lx-border);
}
.lx-plan {
  background: var(--lx-surface);
  padding: 50px 40px 40px;
  display: flex;
  flex-direction: column;
  gap: 0;
  position: relative;
  transition: background var(--lx-dur-base);
}
.lx-plan.is-featured {
  background: #111;
  color: #fff;
}
.lx-plan-tag {
  position: absolute;
  top: 0;
  left: 50%;
  transform: translate(-50%, -50%);
  background: var(--lx-gold);
  color: #fff;
  font-size: 10px;
  letter-spacing: 3px;
  font-weight: 700;
  padding: 6px 16px;
}
.lx-plan-name {
  font-size: 11px;
  letter-spacing: 4px;
  color: var(--lx-gold);
  font-weight: 700;
  font-family: var(--lx-font-mono);
}
.lx-plan-title {
  font-size: 1.6rem;
  letter-spacing: 4px;
  font-weight: 500;
  margin: 10px 0 6px;
  color: var(--lx-ink-2);
}
.lx-plan.is-featured .lx-plan-title { color: #fff; }
.lx-plan-tagline {
  font-size: 14px;
  letter-spacing: 1.5px;
  color: var(--lx-ink-4);
  margin: 0;
  line-height: 1.7;
  min-height: 40px;
}
.lx-plan.is-featured .lx-plan-tagline { color: rgba(255,255,255,0.55); }
.lx-plan-price {
  margin: 30px 0 24px;
  padding: 28px 0;
  border-top: 1px solid var(--lx-border);
  border-bottom: 1px solid var(--lx-border);
  display: flex;
  align-items: baseline;
  gap: 6px;
}
.lx-plan.is-featured .lx-plan-price { border-color: rgba(255,255,255,0.12); }
.lx-plan-currency {
  font-size: 14px;
  color: var(--lx-ink-4);
  letter-spacing: 1px;
}
.lx-plan.is-featured .lx-plan-currency { color: rgba(255,255,255,0.5); }
.lx-plan-amount {
  font-size: 2.6rem;
  font-weight: 300;
  color: var(--lx-ink-2);
  letter-spacing: 0;
  line-height: 1;
  font-feature-settings: "tnum";
}
.lx-plan.is-featured .lx-plan-amount { color: #fff; }
.lx-plan-per {
  font-size: 12px;
  color: var(--lx-ink-4);
  letter-spacing: 2px;
  margin-left: 4px;
}
.lx-plan.is-featured .lx-plan-per { color: rgba(255,255,255,0.5); }
.lx-plan-custom {
  font-size: 2rem;
  font-weight: 300;
  color: var(--lx-ink-2);
  letter-spacing: 4px;
}
.lx-plan.is-featured .lx-plan-custom { color: #fff; }

.lx-plan-features {
  margin: 0 0 36px;
  display: grid;
  gap: 14px;
  flex: 1;
}
.lx-plan-features li {
  font-size: 14.5px;
  letter-spacing: 1px;
  line-height: 1.7;
  color: var(--lx-ink-2);
  padding-left: 22px;
  position: relative;
}
.lx-plan.is-featured .lx-plan-features li { color: rgba(255,255,255,0.85); }
.lx-plan-features li::before {
  content: "";
  position: absolute;
  left: 0; top: 9px;
  width: 10px; height: 1px;
  background: var(--lx-gold);
}
.lx-plan-features li.is-off {
  color: var(--lx-ink-4);
  text-decoration: line-through;
  text-decoration-color: var(--lx-border-strong);
}
.lx-plan-features li.is-off::before { background: var(--lx-border-strong); }

.lx-plan-cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  width: 100%;
  padding: 16px 20px;
  background: transparent;
  border: 1px solid var(--lx-ink-2);
  color: var(--lx-ink-2);
  font-size: 11px;
  letter-spacing: 4px;
  font-weight: 500;
  cursor: pointer;
  transition: all var(--lx-dur-base) var(--lx-ease-standard);
  font-family: inherit;
}
.lx-plan-cta:hover { background: var(--lx-ink-2); color: #fff; gap: 18px; }
.lx-plan.is-featured .lx-plan-cta {
  background: var(--lx-gold);
  border-color: var(--lx-gold);
  color: #fff;
}
.lx-plan.is-featured .lx-plan-cta:hover {
  background: var(--lx-gold-hover);
  border-color: var(--lx-gold-hover);
  gap: 18px;
}

.lx-pricing-note {
  margin-top: 40px;
  text-align: center;
  font-size: 12px;
  letter-spacing: 2px;
  color: var(--lx-ink-4);
  line-height: 1.8;
}
.lx-pricing-note a { color: var(--lx-gold); border-bottom: 1px solid var(--lx-gold); }

/* ======================================================
   Responsive
   ====================================================== */
@media (max-width: 1100px) {
  :root { --lx-gutter: 5%; }
  /* 導覽列多了「收費方案」「安全與信任」共八項，這個級距要再收窄一點才不會擠到 logo */
  .lx-nav-menu { gap: 18px; }
  .lx-about-grid { gap: 60px; }
  .lx-contact-grid { gap: 60px; }
  .lx-pd-spy { grid-template-columns: 220px 1fr; gap: 50px; }
  .lx-core-grid { grid-template-columns: 1fr; }
  .lx-core-card { padding: 32px 28px 28px; }
}
@media (max-width: 820px) {
  .lx-section { padding: 90px 0; }
  .lx-hamburger { display: flex; }
  /* 桌機版 CTA 在手機版隱藏 */
  .lx-nav-cta-desktop { display: none !important; }
  /* 手機版選單內 CTA 顯示 */
  .lx-nav-menu-cta-item { display: block; }
  .lx-nav-menu-cta-item .lx-nav-cta-mobile {
    display: block;
    margin-top: 20px;
    text-align: center;
    padding: 16px 32px;
    border-radius: var(--lx-radius-pill);
  }
  /* 用 absolute 掛在 .lx-nav 底下：nav 捲動後有 backdrop-filter，
     會變成 fixed 子層的定位基準，導致收合的選單反而蓋住 logo 與漢堡鈕 */
  .lx-nav-menu {
    position: absolute;
    top: 100%; left: 0; right: 0;
    height: calc(100vh - var(--lx-nav-height));
    background: rgba(255,255,255,0.98);
    backdrop-filter: blur(16px);
    flex-direction: column;
    padding: 40px;
    gap: 0;
    transform: translateY(-120%);
    transition: transform 500ms var(--lx-ease-emphasis);
    align-items: stretch;
    overflow-y: auto;
  }
  .lx-nav-menu.is-open { transform: none; }
  .lx-nav.is-hero.is-open .lx-nav-menu { background: rgba(0,0,0,0.96); }
  .lx-nav-menu > li > a {
    padding: 22px 0;
    border-bottom: 1px solid var(--lx-border);
    color: var(--lx-ink-2);
    font-size: 16px;
  }
  .lx-nav.is-hero .lx-nav-menu > li > a { color: #fff; }
  /* 深色背景時選單 CTA 樣式 */
  .lx-nav.is-hero.is-open .lx-nav-menu-cta-item .lx-nav-cta-mobile {
    background: rgba(242,178,51,0.9);
  }
  .lx-core-title { letter-spacing: 3px; }
  .lx-core-band { flex-direction: column; align-items: flex-start; padding: 22px 24px; }
  .lx-about-grid { grid-template-columns: 1fr; gap: 40px; }
  .lx-about-visual { aspect-ratio: 4/3; }
  .lx-scenarios-grid { grid-template-columns: repeat(2, 1fr); }
  .lx-scenario-videos { grid-template-columns: 1fr; gap: 44px; }
  .lx-scenarios-grid .lx-scenario:nth-child(4n) { border-right: 1px solid rgba(255,255,255,0.08); }
  .lx-scenarios-grid .lx-scenario:nth-child(2n) { border-right: 0; }
  .lx-contact-grid { grid-template-columns: 1fr; }
  .lx-form-row { grid-template-columns: 1fr; }
  .lx-footer-inner { grid-template-columns: 1fr; gap: 40px; }
  .lx-footer-cols { grid-template-columns: repeat(2, 1fr); gap: 30px 20px; }
  .lx-pd-spy { grid-template-columns: 1fr; gap: 0; }
  .lx-pd-spy-nav { position: relative; top: auto; padding-top: 40px; padding-bottom: 20px; }
  .lx-pd-hero-inner { grid-template-columns: 1fr; gap: 40px; }
  .lx-pd-features { grid-template-columns: 1fr; }
  .lx-pd-statgrid { grid-template-columns: 1fr; }
  .lx-pd-module,
  .lx-pd-module:nth-child(even) {
    grid-template-columns: 1fr;
  }
  .lx-pd-module-img { min-height: 200px; border-right: 0; border-bottom: 1px solid var(--lx-border); }
  .lx-pd-module:nth-child(even) .lx-pd-module-img { order: 0; border-left: 0; border-bottom: 1px solid var(--lx-border); }
  .lx-pd-module:nth-child(even) .lx-pd-module-body { order: 0; }
  .lx-pd-module-body { padding: 28px 24px; }
  .lx-pricing-grid { grid-template-columns: 1fr; }
  .lx-plan { padding: 40px 30px; }
}