/* ============================================
   錫航科技有限公司 · 官網樣式（多頁面版）
   淺色系 · 優雅大氣
   ============================================ */

:root {
  --bg: #faf8f5;
  --bg-soft: #f4f1ec;
  --bg-card: #ffffff;
  --ink: #2a2e35;
  --ink-soft: #5a6068;
  --ink-mute: #8b9099;
  --line: #e8e3dc;
  --line-soft: #efebe5;
  --gold: #b8965f;
  --gold-soft: #d9c19b;
  --gold-deep: #9a7b48;
  --blue: #5b7fa8;
  --accent-grad: linear-gradient(135deg, #c9a86a 0%, #b8965f 50%, #9a7b48 100%);
  --soft-grad: linear-gradient(135deg, #fbf9f6 0%, #f1ece4 100%);
  --shadow-sm: 0 2px 12px rgba(60, 50, 30, 0.04);
  --shadow-md: 0 12px 40px rgba(60, 50, 30, 0.08);
  --shadow-lg: 0 24px 60px rgba(60, 50, 30, 0.12);
  --radius: 18px;
  --radius-sm: 12px;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
}

* { margin: 0; padding: 0; box-sizing: border-box; }

html { scroll-behavior: smooth; scroll-padding-top: 90px; }

body {
  font-family: "Noto Sans TC", "PingFang TC", "Microsoft JhengHei", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
  background: var(--bg);
  color: var(--ink);
  line-height: 1.75;
  font-weight: 300;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

img { max-width: 100%; display: block; }
a { text-decoration: none; color: inherit; }
ul { list-style: none; }

.container { width: 100%; max-width: 1200px; margin: 0 auto; padding: 0 32px; }
.section { padding: 110px 0; position: relative; }

/* ============================================
   品牌標記
   ============================================ */
.brand-mark {
  width: 34px; height: 34px;
  border-radius: 9px;
  background: var(--accent-grad);
  position: relative;
  flex-shrink: 0;
  box-shadow: 0 4px 14px rgba(184, 150, 95, 0.35);
}
.brand-mark::after {
  content: "錫";
  position: absolute; inset: 0;
  display: flex; align-items: center; justify-content: center;
  color: #fff;
  font-family: "Noto Serif TC", "Source Han Serif TC", "Songti TC", "SimSun", "Times New Roman", serif;
  font-size: 18px; font-weight: 600;
}
.brand-text { display: flex; flex-direction: column; line-height: 1.15; }
.brand-cn {
  font-family: "Noto Serif TC", "Source Han Serif TC", "Songti TC", "SimSun", "Times New Roman", serif;
  font-size: 18px; font-weight: 600;
  color: var(--ink); letter-spacing: 1px;
}
.brand-en {
  font-family: "Cormorant Garamond", "Georgia", "Times New Roman", serif;
  font-size: 11px; letter-spacing: 3px;
  color: var(--gold-deep); text-transform: uppercase;
}

/* ============================================
   導覽列
   ============================================ */
.navbar {
  position: fixed; top: 0; left: 0; right: 0;
  z-index: 1000; padding: 18px 0;
  transition: all 0.4s var(--ease);
}
.navbar.scrolled {
  padding: 12px 0;
  background: rgba(250, 248, 245, 0.82);
  backdrop-filter: blur(20px) saturate(1.2);
  -webkit-backdrop-filter: blur(20px) saturate(1.2);
  border-bottom: 1px solid var(--line-soft);
}
/* 內頁導覽列預設帶底色（因為內頁 hero 較小） */
.navbar.inner {
  background: rgba(250, 248, 245, 0.82);
  backdrop-filter: blur(20px) saturate(1.2);
  -webkit-backdrop-filter: blur(20px) saturate(1.2);
  border-bottom: 1px solid var(--line-soft);
}
.nav-container {
  max-width: 1240px; margin: 0 auto; padding: 0 32px;
  display: flex; align-items: center; justify-content: space-between;
}
.nav-brand { display: flex; align-items: center; gap: 12px; }
.nav-links { display: flex; align-items: center; gap: 6px; }
.nav-link {
  position: relative; padding: 8px 16px;
  font-size: 14.5px; font-weight: 400; color: var(--ink-soft);
  border-radius: 8px; transition: color 0.3s var(--ease);
}
.nav-link::after {
  content: ""; position: absolute; bottom: 2px; left: 50%;
  width: 0; height: 2px; background: var(--accent-grad);
  border-radius: 2px; transition: width 0.3s var(--ease), left 0.3s var(--ease);
}
.nav-link:hover, .nav-link.active { color: var(--ink); }
.nav-link:hover::after, .nav-link.active::after { width: 18px; left: calc(50% - 9px); }

.nav-toggle {
  display: none; flex-direction: column; gap: 5px;
  background: none; border: none; cursor: pointer; padding: 6px;
}
.nav-toggle span {
  width: 24px; height: 2px; background: var(--ink);
  border-radius: 2px; transition: all 0.3s var(--ease);
}
.nav-toggle.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle.open span:nth-child(2) { opacity: 0; }
.nav-toggle.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ============================================
   首頁 Hero
   ============================================ */
.hero {
  position: relative; min-height: 100vh;
  display: flex; align-items: center; justify-content: center;
  overflow: hidden; padding: 120px 32px 80px;
}
.hero-bg {
  position: absolute; inset: 0;
  background:
    radial-gradient(ellipse at 20% 20%, rgba(217, 193, 155, 0.28) 0%, transparent 45%),
    radial-gradient(ellipse at 80% 70%, rgba(91, 127, 168, 0.16) 0%, transparent 45%),
    linear-gradient(160deg, #fcfaf6 0%, #f5efe6 50%, #faf8f5 100%);
  z-index: 0;
}
.hero-glow {
  position: absolute; border-radius: 50%;
  filter: blur(90px); opacity: 0.5; z-index: 0;
  animation: float 14s ease-in-out infinite;
}
.hero-glow-1 {
  width: 520px; height: 520px;
  background: radial-gradient(circle, #e8d4ac 0%, transparent 70%);
  top: -120px; left: -120px;
}
.hero-glow-2 {
  width: 460px; height: 460px;
  background: radial-gradient(circle, #bcd0e6 0%, transparent 70%);
  bottom: -140px; right: -100px; animation-delay: -7s;
}
@keyframes float {
  0%, 100% { transform: translate(0, 0) scale(1); }
  50% { transform: translate(40px, 30px) scale(1.08); }
}
.hero-content {
  position: relative; z-index: 2; text-align: center;
  max-width: 900px; animation: fadeUp 1.2s var(--ease) both;
}
.hero-eyebrow {
  font-family: "Cormorant Garamond", "Georgia", "Times New Roman", serif;
  font-size: 14px; letter-spacing: 6px;
  color: var(--gold-deep); text-transform: uppercase; margin-bottom: 28px;
}
.hero-title {
  font-family: "Noto Serif TC", "Source Han Serif TC", "Songti TC", "SimSun", "Times New Roman", serif;
  font-size: clamp(2.4rem, 6vw, 4.2rem); font-weight: 600;
  line-height: 1.35; color: var(--ink); letter-spacing: 2px; margin-bottom: 28px;
}
.hero-title-accent {
  background: var(--accent-grad);
  -webkit-background-clip: text; background-clip: text;
  -webkit-text-fill-color: transparent;
}
.hero-sub {
  font-size: 16.5px; color: var(--ink-soft); font-weight: 300;
  line-height: 2; margin-bottom: 44px;
}
.hero-br { display: inline; }
.hero-actions {
  display: flex; gap: 18px; justify-content: center;
  flex-wrap: wrap; margin-bottom: 70px;
}
.btn {
  padding: 15px 38px; border-radius: 50px;
  font-size: 15px; font-weight: 500; letter-spacing: 1px;
  transition: all 0.4s var(--ease); cursor: pointer; border: none;
  display: inline-block;
}
.btn-primary {
  background: var(--accent-grad); color: #fff;
  box-shadow: 0 10px 30px rgba(184, 150, 95, 0.35);
}
.btn-primary:hover { transform: translateY(-3px); box-shadow: 0 16px 40px rgba(184, 150, 95, 0.45); }
.btn-ghost {
  background: transparent; color: var(--ink); border: 1.5px solid var(--line);
}
.btn-ghost:hover { border-color: var(--gold); color: var(--gold-deep); background: rgba(184, 150, 95, 0.05); }

.hero-meta {
  display: flex; align-items: center; justify-content: center;
  gap: 32px; flex-wrap: wrap;
}
.meta-item { display: flex; flex-direction: column; gap: 6px; }
.meta-label {
  font-size: 11px; letter-spacing: 2px; color: var(--ink-mute);
  text-transform: uppercase; font-family: "Cormorant Garamond", "Georgia", "Times New Roman", serif;
}
.meta-value {
  font-family: "Noto Serif TC", "Source Han Serif TC", "Songti TC", "SimSun", "Times New Roman", serif;
  font-size: 17px; font-weight: 500; color: var(--ink);
}
.meta-divider { width: 1px; height: 36px; background: var(--line); }

.hero-scroll {
  position: absolute; bottom: 36px; left: 50%; transform: translateX(-50%);
  display: flex; flex-direction: column; align-items: center; gap: 10px; z-index: 2;
}
.hero-scroll span {
  width: 1px; height: 44px;
  background: linear-gradient(to bottom, transparent, var(--gold));
  animation: scrollLine 2s ease-in-out infinite;
}
.hero-scroll p { font-size: 11px; letter-spacing: 3px; color: var(--ink-mute); }
@keyframes scrollLine {
  0% { transform: scaleY(0); transform-origin: top; }
  50% { transform: scaleY(1); transform-origin: top; }
  51% { transform: scaleY(1); transform-origin: bottom; }
  100% { transform: scaleY(0); transform-origin: bottom; }
}

/* ============================================
   內頁 Hero（Page Hero）
   ============================================ */
.page-hero {
  position: relative; padding: 180px 32px 90px;
  text-align: center; overflow: hidden;
  background:
    radial-gradient(ellipse at 30% 0%, rgba(217, 193, 155, 0.25) 0%, transparent 50%),
    radial-gradient(ellipse at 80% 100%, rgba(91, 127, 168, 0.12) 0%, transparent 50%),
    linear-gradient(160deg, #fcfaf6 0%, #f5efe6 100%);
}
.page-hero-glow {
  position: absolute; width: 460px; height: 460px;
  border-radius: 50%; filter: blur(90px); opacity: 0.45; z-index: 0;
  background: radial-gradient(circle, #e8d4ac 0%, transparent 70%);
  top: -160px; right: -120px;
}
.page-hero-content { position: relative; z-index: 1; max-width: 820px; margin: 0 auto; }
.breadcrumb {
  display: flex; justify-content: center; align-items: center; gap: 8px;
  font-family: "Cormorant Garamond", "Georgia", "Times New Roman", serif; font-size: 13px;
  letter-spacing: 2px; color: var(--ink-mute); margin-bottom: 24px;
  text-transform: uppercase;
}
.breadcrumb a { color: var(--ink-mute); transition: color 0.3s var(--ease); }
.breadcrumb a:hover { color: var(--gold-deep); }
.breadcrumb span { color: var(--gold); }
.page-hero-eyebrow {
  font-family: "Cormorant Garamond", "Georgia", "Times New Roman", serif;
  font-size: 14px; letter-spacing: 5px;
  color: var(--gold-deep); text-transform: uppercase; margin-bottom: 18px;
}
.page-hero-title {
  font-family: "Noto Serif TC", "Source Han Serif TC", "Songti TC", "SimSun", "Times New Roman", serif;
  font-size: clamp(2rem, 5vw, 3.2rem); font-weight: 600;
  color: var(--ink); letter-spacing: 2px; margin-bottom: 20px;
}
.page-hero-sub {
  font-size: 16px; color: var(--ink-soft); font-weight: 300;
  line-height: 1.9; max-width: 640px; margin: 0 auto;
}

/* ============================================
   區塊標題
   ============================================ */
.section-head { text-align: center; max-width: 720px; margin: 0 auto 64px; }
.section-eyebrow {
  font-family: "Cormorant Garamond", "Georgia", "Times New Roman", serif;
  font-size: 13px; letter-spacing: 5px;
  color: var(--gold-deep); text-transform: uppercase; margin-bottom: 16px;
}
.section-title {
  font-family: "Noto Serif TC", "Source Han Serif TC", "Songti TC", "SimSun", "Times New Roman", serif;
  font-size: clamp(1.8rem, 3.5vw, 2.6rem); font-weight: 600;
  color: var(--ink); letter-spacing: 1.5px; margin-bottom: 18px;
}
.section-sub { font-size: 15.5px; color: var(--ink-soft); font-weight: 300; }

/* ============================================
   首頁：關於摘要
   ============================================ */
.about { background: var(--bg); }
.about-grid {
  display: grid; grid-template-columns: 1fr 1.1fr;
  gap: 80px; align-items: center;
}
.about-visual { position: relative; }
.about-img-wrap {
  position: relative; border-radius: var(--radius);
  overflow: hidden; box-shadow: var(--shadow-lg);
}
.about-img-wrap img {
  width: 100%; height: 520px; object-fit: cover;
  transition: transform 1s var(--ease);
}
.about-img-wrap:hover img { transform: scale(1.04); }
.about-img-wrap::before {
  content: ""; position: absolute; inset: 0;
  background: linear-gradient(180deg, transparent 50%, rgba(42, 46, 53, 0.35) 100%);
  z-index: 1;
}
.about-badge {
  position: absolute; right: -24px; bottom: 32px;
  background: var(--bg-card); border-radius: var(--radius-sm);
  padding: 22px 30px; box-shadow: var(--shadow-md); z-index: 2;
  display: flex; flex-direction: column; align-items: center;
  border: 1px solid var(--line-soft);
}
.about-badge-num {
  font-family: "Cormorant Garamond", "Georgia", "Times New Roman", serif;
  font-size: 38px; font-weight: 500; color: var(--gold-deep); line-height: 1;
}
.about-badge-text { font-size: 12px; letter-spacing: 2px; color: var(--ink-mute); margin-top: 6px; }

.about-text { padding: 10px 0; }
.about-lead {
  font-family: "Noto Serif TC", "Source Han Serif TC", "Songti TC", "SimSun", "Times New Roman", serif;
  font-size: 19px; font-weight: 400; color: var(--ink);
  line-height: 1.9; margin: 24px 0 20px;
}
.about-desc { font-size: 15.5px; color: var(--ink-soft); line-height: 2; margin-bottom: 28px; }
.about-list { display: flex; flex-direction: column; gap: 14px; }
.about-list li { display: flex; align-items: center; gap: 14px; font-size: 15px; color: var(--ink-soft); }
.about-list .dot {
  width: 7px; height: 7px; border-radius: 50%;
  background: var(--accent-grad); flex-shrink: 0;
}

/* ============================================
   核心業務（首頁概覽）
   ============================================ */
.business { background: var(--bg-soft); }
.business-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.biz-card {
  background: var(--bg-card); border-radius: var(--radius);
  padding: 40px 30px; border: 1px solid var(--line-soft);
  transition: all 0.5s var(--ease); position: relative; overflow: hidden;
  display: block;
}
.biz-card::before {
  content: ""; position: absolute; top: 0; left: 0;
  width: 100%; height: 3px; background: var(--accent-grad);
  transform: scaleX(0); transform-origin: left; transition: transform 0.5s var(--ease);
}
.biz-card:hover {
  transform: translateY(-8px); box-shadow: var(--shadow-md); border-color: transparent;
}
.biz-card:hover::before { transform: scaleX(1); }
.biz-icon {
  width: 56px; height: 56px; border-radius: 14px;
  background: linear-gradient(135deg, rgba(184, 150, 95, 0.12), rgba(184, 150, 95, 0.04));
  display: flex; align-items: center; justify-content: center;
  color: var(--gold-deep); margin-bottom: 24px; transition: all 0.5s var(--ease);
}
.biz-icon svg { width: 26px; height: 26px; }
.biz-card:hover .biz-icon { background: var(--accent-grad); color: #fff; transform: rotate(-6deg); }
.biz-title {
  font-family: "Noto Serif TC", "Source Han Serif TC", "Songti TC", "SimSun", "Times New Roman", serif;
  font-size: 20px; font-weight: 600; color: var(--ink);
  margin-bottom: 12px; letter-spacing: 1px;
}
.biz-desc { font-size: 14.5px; color: var(--ink-soft); line-height: 1.85; font-weight: 300; }
.biz-more {
  display: inline-block; margin-top: 18px;
  font-family: "Cormorant Garamond", "Georgia", "Times New Roman", serif;
  font-size: 13px; letter-spacing: 1px; color: var(--gold-deep);
  transition: gap 0.3s var(--ease);
}
.biz-card:hover .biz-more { letter-spacing: 1.5px; }

/* ============================================
   AI 創新服務（首頁概覽）
   ============================================ */
.ai-services { background: var(--bg); position: relative; overflow: hidden; }
.ai-bg {
  position: absolute; inset: 0;
  background:
    radial-gradient(ellipse at 90% 10%, rgba(91, 127, 168, 0.1) 0%, transparent 40%),
    radial-gradient(ellipse at 10% 90%, rgba(184, 150, 95, 0.12) 0%, transparent 40%);
  z-index: 0;
}
.ai-services .container, .ai-section-wrap { position: relative; z-index: 1; }
.ai-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.ai-card {
  background: var(--bg-card); border-radius: var(--radius);
  padding: 36px 28px; border: 1px solid var(--line-soft);
  transition: all 0.5s var(--ease); position: relative; overflow: hidden;
  display: block;
}
.ai-card::after {
  content: ""; position: absolute; bottom: -40px; right: -40px;
  width: 120px; height: 120px; border-radius: 50%;
  background: radial-gradient(circle, rgba(91, 127, 168, 0.08), transparent 70%);
  transition: all 0.6s var(--ease);
}
.ai-card:hover {
  transform: translateY(-8px); box-shadow: var(--shadow-md);
  border-color: rgba(91, 127, 168, 0.3);
}
.ai-card:hover::after { transform: scale(2.2); }
.ai-icon {
  width: 54px; height: 54px; border-radius: 14px;
  background: linear-gradient(135deg, rgba(91, 127, 168, 0.14), rgba(91, 127, 168, 0.04));
  display: flex; align-items: center; justify-content: center;
  color: var(--blue); margin-bottom: 22px; transition: all 0.5s var(--ease);
  position: relative; z-index: 1;
}
.ai-icon svg { width: 26px; height: 26px; }
.ai-card:hover .ai-icon { background: linear-gradient(135deg, #5b7fa8, #3f5f86); color: #fff; }
.ai-title {
  font-family: "Noto Serif TC", "Source Han Serif TC", "Songti TC", "SimSun", "Times New Roman", serif;
  font-size: 19px; font-weight: 600; color: var(--ink);
  margin-bottom: 10px; letter-spacing: 1px; position: relative; z-index: 1;
}
.ai-desc {
  font-size: 14px; color: var(--ink-soft); line-height: 1.85;
  font-weight: 300; margin-bottom: 20px; position: relative; z-index: 1;
}
.ai-tag {
  display: inline-block; font-family: "Cormorant Garamond", "Georgia", "Times New Roman", serif;
  font-size: 12px; letter-spacing: 2px; color: var(--blue);
  padding: 4px 12px; border-radius: 20px;
  background: rgba(91, 127, 168, 0.08); position: relative; z-index: 1;
}

/* ============================================
   優勢理念
   ============================================ */
.advantages { background: var(--bg-soft); }
.advantages-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.adv-item {
  text-align: left; padding: 36px 28px; border-radius: var(--radius);
  background: var(--bg-card); border: 1px solid var(--line-soft);
  transition: all 0.5s var(--ease);
}
.adv-item:hover { transform: translateY(-6px); box-shadow: var(--shadow-md); }
.adv-num {
  font-family: "Cormorant Garamond", "Georgia", "Times New Roman", serif;
  font-size: 42px; font-weight: 400; color: var(--gold-soft);
  line-height: 1; display: block; margin-bottom: 18px;
  transition: color 0.5s var(--ease);
}
.adv-item:hover .adv-num { color: var(--gold-deep); }
.adv-title {
  font-family: "Noto Serif TC", "Source Han Serif TC", "Songti TC", "SimSun", "Times New Roman", serif;
  font-size: 19px; font-weight: 600; color: var(--ink);
  margin-bottom: 10px; letter-spacing: 1px;
}
.adv-desc { font-size: 14.5px; color: var(--ink-soft); line-height: 1.9; font-weight: 300; }

/* ============================================
   詳情區塊（業務頁 / AI 頁通用，左右交替）
   ============================================ */
.detail-section { background: var(--bg); }
.detail-section.alt-bg { background: var(--bg-soft); }
.detail-block {
  display: grid; grid-template-columns: 0.8fr 1.2fr;
  gap: 64px; align-items: center;
  padding: 60px 0; border-bottom: 1px solid var(--line-soft);
  scroll-margin-top: 90px;
}
.detail-block:last-child { border-bottom: none; }
.detail-block.alt { grid-template-columns: 1.2fr 0.8fr; }
.detail-block.alt .detail-visual { order: 2; }
.detail-block.alt .detail-content { order: 1; }
.detail-visual {
  position: relative; border-radius: var(--radius);
  background: linear-gradient(135deg, rgba(184, 150, 95, 0.1), rgba(184, 150, 95, 0.02));
  border: 1px solid var(--line-soft);
  min-height: 320px; display: flex; align-items: center; justify-content: center;
  overflow: hidden;
}
.detail-visual::before {
  content: ""; position: absolute; inset: 0;
  background: radial-gradient(circle at 30% 30%, rgba(184, 150, 95, 0.12), transparent 60%);
}
.detail-visual.ai-visual {
  background: linear-gradient(135deg, rgba(91, 127, 168, 0.12), rgba(91, 127, 168, 0.02));
}
.detail-visual.ai-visual::before {
  background: radial-gradient(circle at 30% 30%, rgba(91, 127, 168, 0.16), transparent 60%);
}
.detail-icon-lg {
  width: 110px; height: 110px; border-radius: 28px;
  background: var(--bg-card); display: flex;
  align-items: center; justify-content: center;
  color: var(--gold-deep); box-shadow: var(--shadow-md);
  position: relative; z-index: 1; transition: transform 0.6s var(--ease);
}
.detail-visual.ai-visual .detail-icon-lg { color: var(--blue); }
.detail-icon-lg svg { width: 52px; height: 52px; }
.detail-block:hover .detail-icon-lg { transform: rotate(-8deg) scale(1.05); }

.detail-content { padding: 10px 0; }
.detail-num {
  font-family: "Cormorant Garamond", "Georgia", "Times New Roman", serif;
  font-size: 16px; letter-spacing: 3px; color: var(--gold-soft);
  display: block; margin-bottom: 10px;
}
.detail-block.alt .detail-num { color: rgba(91, 127, 168, 0.5); }
.detail-title {
  font-family: "Noto Serif TC", "Source Han Serif TC", "Songti TC", "SimSun", "Times New Roman", serif;
  font-size: 28px; font-weight: 600; color: var(--ink);
  margin-bottom: 18px; letter-spacing: 1px;
}
.detail-desc { font-size: 15.5px; color: var(--ink-soft); line-height: 2; margin-bottom: 26px; }
.detail-points {
  display: grid; grid-template-columns: 1fr 1fr; gap: 14px 24px;
}
.detail-points li {
  display: flex; align-items: center; gap: 12px;
  font-size: 14.5px; color: var(--ink-soft);
}
.detail-points .dot {
  width: 6px; height: 6px; border-radius: 50%;
  background: var(--accent-grad); flex-shrink: 0;
}
.detail-block.alt .detail-points .dot { background: linear-gradient(135deg, #5b7fa8, #3f5f86); }

/* ============================================
   關於頁：理念與時間軸
   ============================================ */
.about-page { background: var(--bg); }
.story-grid {
  display: grid; grid-template-columns: 1fr 1fr;
  gap: 72px; align-items: center; margin-bottom: 40px;
}
.story-img { border-radius: var(--radius); overflow: hidden; box-shadow: var(--shadow-lg); }
.story-img img { width: 100%; height: 480px; object-fit: cover; }
.story-text .about-lead { margin-top: 0; }

.values-section { background: var(--bg-soft); }

/* 理念卡片大圖版 */
.value-feature {
  display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; margin-top: 56px;
}
.value-card {
  background: var(--bg-card); border-radius: var(--radius);
  padding: 40px 36px; border: 1px solid var(--line-soft);
  transition: all 0.5s var(--ease); position: relative; overflow: hidden;
}
.value-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-md); }
.value-card-num {
  font-family: "Cormorant Garamond", "Georgia", "Times New Roman", serif;
  font-size: 56px; font-weight: 400; color: var(--gold-soft);
  line-height: 1; opacity: 0.6;
}
.value-card-title {
  font-family: "Noto Serif TC", "Source Han Serif TC", "Songti TC", "SimSun", "Times New Roman", serif;
  font-size: 22px; font-weight: 600; color: var(--ink);
  margin: 12px 0 14px; letter-spacing: 1px;
}
.value-card-desc { font-size: 15px; color: var(--ink-soft); line-height: 1.95; font-weight: 300; }

/* CTA 區 */
.cta-section { background: var(--bg); }
.cta-box {
  background: var(--soft-grad); border-radius: 24px;
  padding: 64px 56px; text-align: center; border: 1px solid var(--line-soft);
  position: relative; overflow: hidden;
}
.cta-box::before {
  content: ""; position: absolute; top: -100px; left: 50%; transform: translateX(-50%);
  width: 400px; height: 400px; border-radius: 50%;
  background: radial-gradient(circle, rgba(184, 150, 95, 0.12), transparent 70%);
}
.cta-box h3 {
  font-family: "Noto Serif TC", "Source Han Serif TC", "Songti TC", "SimSun", "Times New Roman", serif;
  font-size: 30px; font-weight: 600; color: var(--ink);
  margin-bottom: 16px; letter-spacing: 1px; position: relative;
}
.cta-box p {
  font-size: 16px; color: var(--ink-soft); line-height: 1.9;
  max-width: 560px; margin: 0 auto 32px; position: relative;
}
.cta-box .btn { position: relative; }

/* ============================================
   首頁：業務大卡（2×2，頂部配圖 + 大編號）
   ============================================ */
.biz-lg-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; }
.biz-lg-card {
  position: relative; display: flex; flex-direction: column;
  background: var(--bg-card); border-radius: var(--radius);
  border: 1px solid var(--line-soft); overflow: hidden;
  transition: all 0.5s var(--ease);
}
.biz-lg-card::before {
  content: ""; position: absolute; left: 0; top: 0; bottom: 0;
  width: 4px; background: var(--accent-grad);
  transform: scaleY(0); transform-origin: top; transition: transform 0.5s var(--ease); z-index: 3;
}
.biz-lg-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-md); border-color: transparent; }
.biz-lg-card:hover::before { transform: scaleY(1); }
.biz-lg-img {
  position: relative; height: 200px; overflow: hidden;
}
.biz-lg-img img {
  width: 100%; height: 100%; object-fit: cover;
  transition: transform 0.8s var(--ease);
}
.biz-lg-card:hover .biz-lg-img img { transform: scale(1.08); }
.biz-lg-img::after {
  content: ""; position: absolute; inset: 0;
  background: linear-gradient(180deg, rgba(250,248,245,0) 40%, rgba(250,248,245,0.15) 100%);
}
.biz-lg-num {
  position: absolute; top: 16px; left: 20px; z-index: 2;
  font-family: "Cormorant Garamond", "Georgia", "Times New Roman", serif;
  font-size: 52px; font-weight: 500; line-height: 1;
  color: #fff; text-shadow: 0 2px 12px rgba(0,0,0,0.25);
  transition: all 0.5s var(--ease);
}
.biz-lg-card:hover .biz-lg-num { transform: scale(1.06); }
.biz-lg-body { padding: 28px 32px 32px; display: flex; flex-direction: column; }
.biz-lg-icon {
  width: 50px; height: 50px; border-radius: 12px;
  background: linear-gradient(135deg, rgba(184, 150, 95, 0.12), rgba(184, 150, 95, 0.04));
  display: flex; align-items: center; justify-content: center;
  color: var(--gold-deep); margin-bottom: 16px; transition: all 0.5s var(--ease);
}
.biz-lg-icon svg { width: 24px; height: 24px; }
.biz-lg-card:hover .biz-lg-icon { background: var(--accent-grad); color: #fff; transform: rotate(-6deg); }
.biz-lg-title {
  font-family: "Noto Serif TC", "Source Han Serif TC", "Songti TC", "SimSun", "Times New Roman", serif;
  font-size: 22px; font-weight: 600; color: var(--ink);
  margin-bottom: 10px; letter-spacing: 1px;
}
.biz-lg-desc { font-size: 14.5px; color: var(--ink-soft); line-height: 1.85; font-weight: 300; margin-bottom: 16px; }
.biz-lg-more {
  font-family: "Cormorant Garamond", "Georgia", "Times New Roman", serif;
  font-size: 13px; letter-spacing: 1px; color: var(--gold-deep);
  transition: letter-spacing 0.3s var(--ease);
}
.biz-lg-card:hover .biz-lg-more { letter-spacing: 1.6px; }

/* ============================================
   首頁：AI 預覽卡（真實配圖 + 疊加預覽元素）
   ============================================ */
.ai-pv-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; }
.ai-pv-card {
  display: flex; flex-direction: column;
  background: var(--bg-card); border-radius: var(--radius);
  border: 1px solid var(--line-soft); overflow: hidden;
  transition: all 0.5s var(--ease);
}
.ai-pv-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-md); border-color: rgba(91, 127, 168, 0.3); }
.ai-pv-preview {
  position: relative; height: 200px; overflow: hidden;
}
.ai-pv-preview > img {
  width: 100%; height: 100%; object-fit: cover;
  transition: transform 0.8s var(--ease);
}
.ai-pv-card:hover .ai-pv-preview > img { transform: scale(1.08); }
.ai-pv-overlay {
  position: absolute; inset: 0; z-index: 2;
  background: linear-gradient(180deg, rgba(42,46,53,0.1) 0%, rgba(42,46,53,0.35) 100%);
}
.ai-pv-overlay .pv-film,
.ai-pv-overlay .pv-drama,
.ai-pv-overlay .pv-image,
.ai-pv-overlay .pv-cube { position: absolute; inset: 0; }
.ai-pv-badge {
  position: absolute; top: 14px; left: 14px; z-index: 3;
  font-family: "Cormorant Garamond", "Georgia", "Times New Roman", serif; font-size: 11px;
  letter-spacing: 2px; color: #fff; text-transform: uppercase;
  padding: 4px 12px; border-radius: 20px;
  background: rgba(42, 46, 53, 0.55); backdrop-filter: blur(8px);
}
.ai-pv-type {
  position: absolute; bottom: 14px; right: 14px; z-index: 3;
  font-family: "Cormorant Garamond", "Georgia", "Times New Roman", serif; font-size: 24px;
  font-weight: 500; letter-spacing: 3px; color: rgba(255,255,255,0.92);
  text-shadow: 0 2px 12px rgba(0,0,0,0.3);
}
.ai-pv-body { padding: 26px 28px; }
.ai-pv-icon {
  width: 46px; height: 46px; border-radius: 12px;
  background: linear-gradient(135deg, rgba(91, 127, 168, 0.14), rgba(91, 127, 168, 0.04));
  display: flex; align-items: center; justify-content: center;
  color: var(--blue); margin-bottom: 16px; transition: all 0.5s var(--ease);
}
.ai-pv-icon svg { width: 22px; height: 22px; }
.ai-pv-card:hover .ai-pv-icon { background: linear-gradient(135deg, #5b7fa8, #3f5f86); color: #fff; }
.ai-pv-title {
  font-family: "Noto Serif TC", "Source Han Serif TC", "Songti TC", "SimSun", "Times New Roman", serif;
  font-size: 20px; font-weight: 600; color: var(--ink);
  margin-bottom: 8px; letter-spacing: 1px;
}
.ai-pv-desc { font-size: 14px; color: var(--ink-soft); line-height: 1.8; font-weight: 300; margin-bottom: 14px; }

/* —— 預覽畫面：影片 —— */
.pv-film { position: absolute; inset: 0; display: flex; flex-direction: column; justify-content: center; align-items: center; }
.pv-film-bar { position: absolute; left: 0; right: 0; height: 14px; display: flex; gap: 6px; padding: 0 8px; align-items: center; }
.pv-film-bar.top { top: 0; } .pv-film-bar.bottom { bottom: 0; }
.pv-film-bar::before, .pv-film-bar::after { content: ""; flex: 1; height: 2px; background: rgba(255,255,255,0.4); }
.pv-film-bar span { display: none; }
.pv-play {
  width: 52px; height: 52px; border-radius: 50%;
  background: rgba(255,255,255,0.9); color: var(--blue);
  display: flex; align-items: center; justify-content: center;
  box-shadow: 0 8px 24px rgba(0,0,0,0.15); z-index: 2;
  transition: transform 0.5s var(--ease);
}
.ai-pv-card:hover .pv-play { transform: scale(1.12); }
.pv-play svg { width: 22px; height: 22px; margin-left: 3px; }
.pv-film-tc {
  position: absolute; bottom: 22px; right: 12px; z-index: 2;
  font-family: "Cormorant Garamond", "Georgia", "Times New Roman", serif; font-size: 11px;
  letter-spacing: 1px; color: rgba(255,255,255,0.85);
}

/* —— 預覽畫面：漫劇 —— */
.pv-drama { position: absolute; inset: 0; padding: 18px; display: grid; grid-template-columns: 1.2fr 1fr; grid-template-rows: 1fr 1fr; gap: 8px; }
.pv-drama-frame { border-radius: 6px; position: relative; overflow: hidden; }
.pv-drama-frame.f1 { grid-row: 1 / 3; background: linear-gradient(135deg, #c9a86a, #9a7b48); }
.pv-drama-frame.f2 { background: linear-gradient(135deg, #7d99bd, #5b7fa8); }
.pv-drama-frame.f3 { background: linear-gradient(135deg, #d9c19b, #b8965f); }
.pv-drama-frame::after { content: ""; position: absolute; inset: 0; background: radial-gradient(circle at 30% 30%, rgba(255,255,255,0.25), transparent 60%); }
.pv-drama-cap {
  position: absolute; bottom: 10px; left: 18px; z-index: 2;
  font-family: "Cormorant Garamond", "Georgia", "Times New Roman", serif; font-size: 11px;
  letter-spacing: 1px; color: #fff;
  background: rgba(42,46,53,0.5); padding: 3px 10px; border-radius: 4px;
}

/* —— 預覽畫面：視覺 —— */
.pv-image { position: absolute; inset: 0; padding: 16px; display: grid; grid-template-columns: 1.4fr 1fr; grid-template-rows: 1fr 1fr; gap: 8px; }
.pv-img-block { border-radius: 8px; }
.pv-img-block.a { grid-row: 1 / 3; background: linear-gradient(135deg, #d9c19b, #b8965f); }
.pv-img-block.b { background: linear-gradient(135deg, #bcd0e6, #5b7fa8); }
.pv-img-block.c { background: linear-gradient(135deg, #e8d4ac, #c9a86a); }
.pv-img-block.d { background: linear-gradient(135deg, #9fb8d4, #7d99bd); }

/* —— 預覽畫面：方案 —— */
.pv-cube { position: absolute; inset: 0; padding: 20px; display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 10px; }
.pv-cube-grid { display: grid; grid-template-columns: repeat(3, 22px); grid-template-rows: repeat(3, 22px); gap: 6px; }
.pv-cube-grid span { border-radius: 5px; background: linear-gradient(135deg, rgba(91,127,168,0.5), rgba(184,150,95,0.5)); animation: cubeBlink 2.4s ease-in-out infinite; }
.pv-cube-grid span:nth-child(2n) { animation-delay: 0.3s; background: linear-gradient(135deg, rgba(184,150,95,0.6), rgba(91,127,168,0.4)); }
.pv-cube-grid span:nth-child(3n) { animation-delay: 0.6s; }
@keyframes cubeBlink { 0%, 100% { opacity: 0.5; } 50% { opacity: 1; } }
.pv-cube-cap { font-family: "Cormorant Garamond", "Georgia", "Times New Roman", serif; font-size: 11px; letter-spacing: 1px; color: rgba(255,255,255,0.85); }

/* ============================================
   業務 / AI 頁：頂部導覽條（替代冗餘概覽）
   ============================================ */
.biz-nav-track {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px;
  margin-bottom: 24px;
}
.biz-nav-item {
  display: flex; align-items: center; gap: 14px;
  padding: 22px 24px; background: var(--bg-card);
  border: 1px solid var(--line-soft); border-radius: var(--radius-sm);
  transition: all 0.4s var(--ease);
}
.biz-nav-item:hover {
  transform: translateY(-4px); border-color: var(--gold);
  box-shadow: var(--shadow-sm); background: var(--soft-grad);
}
.biz-nav-item.ai-nav-item:hover { border-color: var(--blue); }
.biz-nav-num {
  font-family: "Cormorant Garamond", "Georgia", "Times New Roman", serif;
  font-size: 28px; font-weight: 500; color: var(--gold-soft);
  line-height: 1; transition: color 0.4s var(--ease);
}
.biz-nav-item:hover .biz-nav-num { color: var(--gold-deep); }
.biz-nav-item.ai-nav-item .biz-nav-num { color: rgba(91, 127, 168, 0.5); }
.biz-nav-item.ai-nav-item:hover .biz-nav-num { color: var(--blue); }
.biz-nav-label {
  font-family: "Noto Serif TC", "Source Han Serif TC", "Songti TC", "SimSun", "Times New Roman", serif;
  font-size: 15px; font-weight: 500; color: var(--ink);
}

/* ============================================
   詳情塊：場景標籤 / 戳記 / AI 流程
   ============================================ */
.detail-stamp {
  position: absolute; top: 20px; right: 20px; z-index: 2;
  font-family: "Cormorant Garamond", "Georgia", "Times New Roman", serif; font-size: 11px;
  letter-spacing: 2px; color: var(--gold-deep);
  padding: 4px 12px; border: 1px solid var(--gold-soft);
  border-radius: 20px; background: rgba(255,255,255,0.7);
}
.detail-stamp.ai-stamp { color: var(--blue); border-color: rgba(91, 127, 168, 0.4); }

/* 詳情塊視覺區配圖樣式 */
.detail-visual-img, .ai-detail-visual {
  padding: 0; overflow: hidden;
}
.detail-visual-img img, .ai-detail-visual > img {
  width: 100%; height: 100%; min-height: 340px; object-fit: cover;
  transition: transform 0.8s var(--ease);
}
.detail-block:hover .detail-visual-img img,
.detail-block:hover .ai-detail-visual > img { transform: scale(1.05); }
.detail-visual-img::before, .ai-detail-visual::before { display: none; }
.detail-visual-img::after, .ai-detail-visual::after {
  content: ""; position: absolute; inset: 0; z-index: 1;
  background: linear-gradient(180deg, rgba(42,46,53,0.05) 0%, rgba(42,46,53,0.4) 100%);
  pointer-events: none;
}
.detail-visual-icon {
  position: absolute; bottom: 20px; right: 20px; z-index: 3;
  width: 56px; height: 56px; border-radius: 14px;
  background: rgba(255,255,255,0.92); backdrop-filter: blur(10px);
  display: flex; align-items: center; justify-content: center;
  color: var(--gold-deep); box-shadow: 0 8px 24px rgba(0,0,0,0.18);
  transition: transform 0.5s var(--ease);
}
.detail-visual-icon.ai { color: var(--blue); }
.detail-visual-icon svg { width: 26px; height: 26px; }
.detail-block:hover .detail-visual-icon { transform: rotate(-8deg) scale(1.05); }
/* AI 詳情塊類型徽章繼承首頁樣式 */
.ai-detail-visual .ai-pv-type {
  bottom: auto; top: 20px; right: auto; left: 20px;
  font-size: 28px;
}
.ai-detail-visual .detail-stamp { top: 20px; right: 20px; }

.detail-scenes, .ai-flow { margin-top: 24px; padding-top: 22px; border-top: 1px dashed var(--line); }
.scenes-label {
  display: block; font-family: "Cormorant Garamond", "Georgia", "Times New Roman", serif;
  font-size: 12px; letter-spacing: 2px; color: var(--ink-mute);
  text-transform: uppercase; margin-bottom: 12px;
}
.scenes-tags { display: flex; flex-wrap: wrap; gap: 8px; }
.scene-tag {
  font-size: 13px; color: var(--gold-deep); padding: 5px 14px;
  border-radius: 20px; background: rgba(184, 150, 95, 0.08);
  border: 1px solid rgba(184, 150, 95, 0.18);
  transition: all 0.3s var(--ease);
}
.scene-tag:hover { background: var(--accent-grad); color: #fff; border-color: transparent; }

.flow-track { display: flex; flex-wrap: wrap; align-items: center; gap: 10px; }
.flow-step {
  font-size: 13px; color: var(--blue); padding: 5px 14px;
  border-radius: 20px; background: rgba(91, 127, 168, 0.08);
  border: 1px solid rgba(91, 127, 168, 0.2);
}
.flow-arrow { color: var(--ink-mute); font-size: 14px; }

/* AI 詳情預覽區（覆蓋原 detail-visual 的置中圖示） */
.ai-detail-visual { padding: 0; }
.ai-detail-visual .pv-film,
.ai-detail-visual .pv-drama,
.ai-detail-visual .pv-image,
.ai-detail-visual .pv-cube { position: absolute; inset: 0; }

/* ============================================
   關於頁：理念左右交替大圖
   ============================================ */
.value-rows { display: flex; flex-direction: column; gap: 24px; }
.value-row {
  display: grid; grid-template-columns: 0.8fr 1.2fr;
  gap: 56px; align-items: center; padding: 48px 56px;
  background: var(--bg-card); border-radius: var(--radius);
  border: 1px solid var(--line-soft); transition: all 0.5s var(--ease);
}
.value-row:hover { box-shadow: var(--shadow-md); transform: translateY(-4px); }
.value-row.alt { grid-template-columns: 1.2fr 0.8fr; }
.value-row.alt .value-row-visual { order: 2; }
.value-row.alt .value-row-text { order: 1; }
.value-row-visual {
  position: relative; min-height: 240px;
  border-radius: var(--radius-sm); overflow: hidden;
}
.value-row-visual img {
  width: 100%; height: 100%; min-height: 240px; object-fit: cover;
  transition: transform 0.8s var(--ease);
}
.value-row:hover .value-row-visual img { transform: scale(1.05); }
.value-row-visual::after {
  content: ""; position: absolute; inset: 0; z-index: 1;
  background: linear-gradient(135deg, rgba(42,46,53,0.1) 0%, rgba(42,46,53,0.45) 100%);
}
.value-row-deco { display: none; }
.value-row-num {
  position: absolute; top: 24px; left: 28px; z-index: 2;
  font-family: "Cormorant Garamond", "Georgia", "Times New Roman", serif;
  font-size: 88px; font-weight: 500; color: #fff;
  line-height: 1; text-shadow: 0 4px 20px rgba(0,0,0,0.35);
}
.value-row.alt .value-row-num { color: #fff; }
.value-row-text .section-eyebrow { margin-bottom: 12px; }
.value-row-title {
  font-family: "Noto Serif TC", "Source Han Serif TC", "Songti TC", "SimSun", "Times New Roman", serif;
  font-size: 30px; font-weight: 600; color: var(--ink);
  margin-bottom: 16px; letter-spacing: 1px;
}
.value-row-desc { font-size: 16px; color: var(--ink-soft); line-height: 2; font-weight: 300; }

/* ============================================
   聯繫頁
   ============================================ */
.contact-page { background: var(--bg); }
.contact-grid {
  display: grid; grid-template-columns: 1.1fr 1fr;
  gap: 64px; align-items: start;
}
.contact-lead { font-size: 16px; color: var(--ink-soft); line-height: 2; margin: 24px 0 36px; }
.contact-list { display: flex; flex-direction: column; gap: 26px; }
.contact-list li { display: flex; gap: 18px; align-items: flex-start; }
.contact-icon {
  width: 48px; height: 48px; flex-shrink: 0; border-radius: 12px;
  background: linear-gradient(135deg, rgba(184, 150, 95, 0.12), rgba(184, 150, 95, 0.04));
  display: flex; align-items: center; justify-content: center; color: var(--gold-deep);
}
.contact-icon svg { width: 22px; height: 22px; }
.contact-label {
  display: block; font-size: 12px; letter-spacing: 2px;
  color: var(--ink-mute); margin-bottom: 4px;
  text-transform: uppercase; font-family: "Cormorant Garamond", "Georgia", "Times New Roman", serif;
}
.contact-value { display: block; font-size: 15.5px; color: var(--ink); font-weight: 400; }

.contact-card {
  background: var(--soft-grad); border-radius: var(--radius);
  padding: 44px; border: 1px solid var(--line-soft);
  box-shadow: var(--shadow-sm);
}
.contact-card-head { display: flex; align-items: center; gap: 12px; margin-bottom: 14px; }
.contact-card-brand {
  font-family: "Noto Serif TC", "Source Han Serif TC", "Songti TC", "SimSun", "Times New Roman", serif;
  font-size: 20px; font-weight: 600; color: var(--ink);
}
.contact-card-slogan {
  font-family: "Cormorant Garamond", "Georgia", "Times New Roman", serif;
  font-size: 16px; font-style: italic; color: var(--gold-deep);
  margin-bottom: 28px; padding-bottom: 24px; border-bottom: 1px solid var(--line);
}
.contact-card-row {
  display: flex; gap: 16px; padding: 16px 0;
  border-bottom: 1px solid var(--line-soft);
}
.contact-card-row:last-child { border-bottom: none; }
.cc-label { flex-shrink: 0; width: 72px; font-size: 13px; color: var(--ink-mute); letter-spacing: 1px; }
.cc-value { font-size: 14.5px; color: var(--ink); font-weight: 400; }

/* 地圖/位置區 */
.location-section { background: var(--bg-soft); }
.location-box {
  border-radius: var(--radius); overflow: hidden;
  box-shadow: var(--shadow-md); background: var(--bg-card);
  border: 1px solid var(--line-soft);
}
.location-info {
  padding: 44px; display: grid; grid-template-columns: 1fr 1fr; gap: 32px;
}
.location-info-item .contact-label { margin-bottom: 8px; }
.location-info-item .contact-value { font-family: "Noto Serif TC", "Source Han Serif TC", "Songti TC", "SimSun", "Times New Roman", serif; font-size: 17px; }
.location-visual {
  height: 320px;
  background:
    linear-gradient(135deg, rgba(184, 150, 95, 0.08), rgba(91, 127, 168, 0.08)),
    radial-gradient(circle at 50% 50%, rgba(184, 150, 95, 0.1), transparent 60%);
  display: flex; align-items: center; justify-content: center;
  position: relative;
}
.location-visual .pin {
  width: 64px; height: 64px; border-radius: 50%;
  background: var(--accent-grad); display: flex;
  align-items: center; justify-content: center; color: #fff;
  box-shadow: 0 12px 32px rgba(184, 150, 95, 0.4);
  animation: pinPulse 2.4s ease-in-out infinite;
}
.location-visual .pin svg { width: 30px; height: 30px; }
@keyframes pinPulse {
  0%, 100% { transform: scale(1); }
  50% { transform: scale(1.1); }
}

/* ============================================
   頁尾
   ============================================ */
.footer { background: #2a2e35; color: #c8ccd2; padding: 70px 0 0; }
.footer-container {
  max-width: 1200px; margin: 0 auto; padding: 0 32px;
  display: grid; grid-template-columns: 1.4fr 1fr 1.2fr;
  gap: 56px; padding-bottom: 50px;
}
.footer-logo { display: flex; align-items: center; gap: 12px; margin-bottom: 20px; }
.footer-logo .brand-cn { color: #fff; }
.footer-logo .brand-en { color: var(--gold-soft); }
.footer-slogan {
  font-family: "Cormorant Garamond", "Georgia", "Times New Roman", serif;
  font-size: 17px; font-style: italic; color: #a8aeb6; line-height: 1.7;
}
.footer-title {
  font-family: "Noto Serif TC", "Source Han Serif TC", "Songti TC", "SimSun", "Times New Roman", serif;
  font-size: 16px; font-weight: 500; color: #fff;
  margin-bottom: 22px; letter-spacing: 1px;
}
.footer-links li { margin-bottom: 12px; }
.footer-links a { font-size: 14px; color: #a8aeb6; transition: color 0.3s var(--ease); }
.footer-links a:hover { color: var(--gold-soft); }
.footer-info li {
  display: flex; flex-direction: column; gap: 4px;
  margin-bottom: 18px; font-size: 13.5px; color: #a8aeb6; line-height: 1.7;
}
.fi-label {
  font-family: "Cormorant Garamond", "Georgia", "Times New Roman", serif;
  font-size: 11px; letter-spacing: 2px; color: #6c727a; text-transform: uppercase;
}
.footer-bottom { border-top: 1px solid #3a3f47; padding: 24px 32px; text-align: center; }
.footer-bottom p { font-size: 12.5px; color: #6c727a; letter-spacing: 0.5px; }

/* ============================================
   滾動顯現動畫
   ============================================ */
.reveal {
  opacity: 0; transform: translateY(40px);
  transition: opacity 0.9s var(--ease), transform 0.9s var(--ease);
}
.reveal.visible { opacity: 1; transform: translateY(0); }
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(40px); }
  to { opacity: 1; transform: translateY(0); }
}

/* ============================================
   響應式
   ============================================ */
@media (max-width: 1024px) {
  .business-grid, .ai-grid, .advantages-grid { grid-template-columns: repeat(2, 1fr); }
  .about-grid, .story-grid, .contact-grid { grid-template-columns: 1fr; gap: 56px; }
  .detail-block, .detail-block.alt { grid-template-columns: 1fr; gap: 36px; }
  .detail-block.alt .detail-visual { order: 1; }
  .detail-block.alt .detail-content { order: 2; }
  .detail-visual { min-height: 240px; }
  .value-feature { grid-template-columns: 1fr; }
  .location-info { grid-template-columns: 1fr; }
  .biz-lg-grid, .ai-pv-grid { grid-template-columns: 1fr; }
  .biz-lg-card { grid-template-columns: 90px 1fr; padding: 32px 28px; }
  .biz-lg-num { font-size: 60px; }
  .biz-nav-track { grid-template-columns: repeat(2, 1fr); }
  .value-row, .value-row.alt { grid-template-columns: 1fr; gap: 24px; padding: 36px 32px; }
  .value-row.alt .value-row-visual { order: 1; }
  .value-row.alt .value-row-text { order: 2; }
  .value-row-visual { min-height: 140px; }
  .value-row-num { font-size: 72px; }
}

@media (max-width: 768px) {
  .section { padding: 80px 0; }
  .container { padding: 0 22px; }
  .page-hero { padding: 140px 22px 70px; }
  .nav-links {
    position: fixed; top: 0; right: -100%;
    width: 78%; height: 100vh;
    background: rgba(250, 248, 245, 0.98);
    backdrop-filter: blur(20px);
    flex-direction: column; justify-content: center; gap: 14px;
    transition: right 0.5s var(--ease);
    box-shadow: -10px 0 40px rgba(0,0,0,0.1);
  }
  .nav-links.open { right: 0; }
  .nav-link { font-size: 18px; padding: 12px 24px; }
  .nav-toggle { display: flex; z-index: 1001; }

  .hero { padding: 100px 22px 60px; }
  .hero-br { display: none; }
  .hero-meta { gap: 18px; }
  .meta-divider { display: none; }

  .business-grid, .ai-grid, .advantages-grid { grid-template-columns: 1fr; }
  .biz-lg-grid, .ai-pv-grid { grid-template-columns: 1fr; }
  .biz-nav-track { grid-template-columns: 1fr; }
  .about-img-wrap img, .story-img img { height: 360px; }
  .about-badge { right: 16px; }
  .detail-points { grid-template-columns: 1fr; }
  .cta-box, .contact-card, .location-info { padding: 32px; }
  .footer-container { grid-template-columns: 1fr; gap: 36px; }
}

@media (max-width: 480px) {
  .hero-actions { flex-direction: column; width: 100%; }
  .btn { width: 100%; text-align: center; }
  .hero-title { font-size: 2rem; }
  .cta-box { padding: 36px 24px; }
}