/* ============================================================
   flagship.css — 耀德植研生醫 健康生活館
   設計風格：年輕活力 · 電光翠綠 × 薄荷 × 陽光金
   版本：v3  2026-06-12
   ============================================================ */

/* ============================================================
   色票系統
   ============================================================ */
:root {
  --subnav-h: 44px;   /* 頁內子導覽高度（桌面 1 列）*/
  --vivid-teal:    #00897B;   /* 活力翠綠 主色 */
  --vivid-teal2:   #00C9A0;   /* 電光薄荷 亮色 */
  --vivid-teal3:   #00E5CC;   /* 超亮薄荷 強調 */
  --vivid-teal-dk: #00695C;   /* 深翠綠 */
  --vivid-gold:    #FFCA28;   /* 陽光金 點綴 */
  --vivid-gold2:   #FFE082;   /* 淺金 */
  --vivid-dark:    #071C12;   /* 深森林黑（Hero/深色區） */
  --vivid-dark2:   #0D1A17;   /* 深文字色 */
  --vivid-bg:      #F8FFFE;   /* 主背景 冰薄荷白 */
  --vivid-bg2:     #EAF8F4;   /* 薄荷白 */
  --vivid-bg3:     #F0FDFB;   /* 極淡薄荷 */
  --vivid-bg4:     #E0F7FA;   /* 冰藍薄荷 */
  --vivid-text:    #0D1A17;
  --vivid-text2:   #3D5A54;
  --vivid-text3:   #7A9E96;
  --vivid-border:  rgba(0,137,123,.18);
  --vivid-card-bg: #FFFFFF;
  --vivid-radius:  20px;
  --vivid-radius-sm: 12px;
  /* 全域 CSS 變數對應 style.css */
  --cyber:   #00C9A0;
  --gold:    #FFCA28;
  --g500:    #00897B;
  --g600:    #00695C;
  --g700:    #00695C;
  --g900:    #071C12;
}

/* ============================================================
   滾動條
   ============================================================ */
::-webkit-scrollbar { width: 5px; }
::-webkit-scrollbar-track { background: var(--vivid-bg2); }
::-webkit-scrollbar-thumb {
  background: linear-gradient(to bottom, var(--vivid-teal), var(--vivid-teal2));
  border-radius: 3px;
}

/* ============================================================
   基礎重設 for .vivid-body
   ============================================================ */
.vivid-body {
  background: var(--vivid-bg);
  color: var(--vivid-text);
  font-family: 'Noto Sans TC', 'Nunito', sans-serif;
  --cyber:       var(--vivid-teal2);
  --cyber-dim:   rgba(0,201,160,.12);
  --glow:        rgba(0,201,160,.18);
  --glow-gold:   rgba(255,202,40,.20);
  --gold:        var(--vivid-gold);
  --g500:        var(--vivid-teal);
  --g600:        var(--vivid-teal-dk);
  --g700:        var(--vivid-teal-dk);
  --g900:        var(--vivid-dark);
}

/* ============================================================
   ★ BASE STRUCTURAL STYLES（修復 CSS 跑版核心）
   ============================================================ */

/* ── Navbar：保持深色（同 about.html）── */
.vivid-body #nav,
.vivid-body #nav.solid {
  background: var(--g900) !important;
}
.vivid-body #nav.scrolled {
  background: rgba(13,31,22,.95) !important;
  backdrop-filter: blur(20px);
  box-shadow: 0 2px 40px rgba(0,0,0,.35) !important;
}
.vivid-body .nav-link { color: rgba(255,255,255,.88) !important; }
.vivid-body .nav-link:hover { color: #00C9A0 !important; }
.vivid-body .nav-flagship {
  color: #00C9A0 !important;
  border-color: rgba(0,201,160,.45) !important;
  background: rgba(0,201,160,.10) !important;
}
.vivid-body .flagship-dot { background: #00C9A0 !important; }
.vivid-body .dropdown {
  background: rgba(13,31,22,.97);
  border: 1px solid rgba(0,201,160,.18);
  box-shadow: 0 12px 40px rgba(0,0,0,.35);
}
.vivid-body .dropdown a { color: rgba(255,255,255,.75); }
.vivid-body .dropdown a:hover { color: #00897B; background: rgba(0,137,123,.07); }
.vivid-body .nav-divider { background: rgba(255,255,255,.18) !important; margin: 0 8px !important; }
.vivid-body .nav-member {
  border-color: rgba(0,201,160,.45) !important;
  color: rgba(255,255,255,.88) !important;
  border-radius: 30px !important;
}
.vivid-body .nav-member:hover { background: rgba(0,201,160,.08) !important; border-color: #00C9A0 !important; color: #00C9A0 !important; }
.vivid-body .nav-login {
  background: linear-gradient(135deg, var(--vivid-teal), var(--vivid-teal2)) !important;
  color: #fff !important;
  border-radius: 30px !important;
  box-shadow: 0 4px 14px rgba(0,137,123,.35) !important;
}
.vivid-body .nav-login:hover { filter: brightness(1.08) !important; transform: translateY(-1px) !important; }
.vivid-body .hamburger span { background: #fff; }
.vivid-body .mobile-menu { background: rgba(13,31,22,.98); }
.vivid-body .mobile-menu a { color: rgba(255,255,255,.85) !important; }
.vivid-body .mobile-menu a:hover { color: #00C9A0 !important; }
.vivid-body .mob-btns a {
  border-radius: 30px !important;
  border-color: rgba(255,255,255,.4) !important;
  color: rgba(255,255,255,.85) !important;
}
.vivid-body .mob-btns a.gold-btn {
  background: linear-gradient(135deg, var(--vivid-teal), var(--vivid-teal2)) !important;
  color: #fff !important;
  border-color: transparent !important;
  box-shadow: 0 4px 14px rgba(0,137,123,.35) !important;
}

/* ── fs-section 基礎 ── */
.fs-section {
  position: relative;
  padding: 100px 64px;
  overflow: hidden;
}
.fs-wrap {
  max-width: 1400px;
  margin: 0 auto;
  position: relative;
  z-index: 1;
}
.fs-divider {
  height: 4px;
  background: linear-gradient(to right, transparent, var(--vivid-teal) 30%, var(--vivid-teal2) 70%, transparent);
  opacity: .30;
}

/* ── Reveal 動畫 ── */
.vivid-body .reveal { opacity: 0; transform: translateY(28px); transition: opacity .7s ease, transform .7s ease; }
.vivid-body .reveal.up { opacity: 1; transform: none; }
.vivid-body .d2 { transition-delay: .15s; }
.vivid-body .d3 { transition-delay: .3s; }

/* ── Hero #fs-hero 基礎結構 ── */
#fs-hero {
  position: relative;
  height: 100vh;
  min-height: 700px;
  display: flex;
  align-items: center;
  justify-content: flex-start;
  overflow: hidden;
}
/* ── Hero Carousel ── */
.fh-carousel {
  position: absolute;
  top: 0; right: 0; bottom: 0; left: 0; /* fallback for older iOS Safari */
  inset: 0;
  overflow: hidden;
}
.fhc-slide {
  position: absolute;
  top: 0; right: 0; bottom: 0; left: 0; /* fallback for older iOS Safari */
  inset: 0;
  opacity: 0;
  transition: opacity 0.9s ease;
  background: #000;
}
.fhc-slide.fhc-active { opacity: 1; }
.fhc-slide img,
.fhc-slide video {
  width: 100%; height: 100%;
  object-fit: cover;
  display: block;
}
/* 左右箭頭 */
.fhc-arrow {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  z-index: 10;
  width: 48px; height: 48px;
  border-radius: 50%;
  border: 1.5px solid rgba(255,255,255,.3);
  background: rgba(0,0,0,.28);
  color: #fff;
  display: flex; align-items: center; justify-content: center;
  cursor: pointer;
  transition: all .2s;
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
}
.fhc-arrow:hover { background: rgba(255,255,255,.18); border-color: rgba(255,255,255,.65); }
.fhc-prev { left: 24px; }
.fhc-next { right: 24px; }
/* 輪播指示點 */
.fhc-dots {
  position: absolute;
  bottom: 68px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: 8px;
  z-index: 10;
}
.fhcd {
  width: 8px; height: 8px;
  border-radius: 50%;
  border: none;
  background: rgba(255,255,255,.35);
  cursor: pointer;
  transition: all .35s;
  padding: 0;
}
.fhcd.active {
  background: #fff;
  width: 26px;
  border-radius: 4px;
  box-shadow: 0 0 8px rgba(255,255,255,.5);
}
.fh-overlay {
  position: absolute;
  inset: 0;
  z-index: 1;
}
.fh-grid-lines {
  position: absolute;
  inset: 0;
  z-index: 2;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(255,255,255,.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.05) 1px, transparent 1px);
  background-size: 64px 64px;
}
.fh-content {
  position: relative;
  z-index: 3;
  max-width: 1400px;
  width: 100%;
  margin: 0 auto;
  padding: 0 64px;
  padding-top: calc(var(--nav-h, 80px) + var(--subnav-h, 44px) + 20px);
}
.fh-eyebrow {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 24px;
  animation: fadeUp .8s ease .4s both;
}
.fh-eyebrow-line {
  width: 44px;
  height: 1.5px;
  flex-shrink: 0;
  background: var(--vivid-teal2);
}
.fh-eyebrow-text {
  font-size: 12px;
  letter-spacing: 4px;
  text-transform: uppercase;
  font-weight: 600;
  color: var(--vivid-teal2);
}
.fh-h1 {
  font-family: 'Noto Sans TC', sans-serif;
  font-size: clamp(44px, 6.5vw, 88px);
  font-weight: 900;
  color: #fff;
  line-height: 1.1;
  margin-bottom: 24px;
  text-shadow: 0 2px 24px rgba(0,0,0,.3);
  animation: fadeUp .9s ease .6s both;
}
.fh-h1 em { color: var(--vivid-teal2); font-style: normal; }
.fh-h1 .gold { color: var(--vivid-gold); }
.fh-sub {
  font-size: clamp(15px, 1.4vw, 17px);
  color: rgba(255,255,255,.82);
  max-width: 520px;
  line-height: 1.9;
  margin-bottom: 44px;
  animation: fadeUp .8s ease .8s both;
}
.fh-btns {
  display: flex;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
  animation: fadeUp .8s ease 1s both;
}
.fh-nav-dots {
  position: absolute;
  right: 32px;
  top: 50%;
  transform: translateY(-50%);
  display: flex;
  flex-direction: column;
  gap: 10px;
  z-index: 4;
}
.fh-dot {
  width: 8px; height: 8px;
  border-radius: 50%;
  background: rgba(255,255,255,.3);
  transition: all .3s;
  cursor: pointer;
  display: block;
}
.fh-dot.active {
  background: #fff;
  box-shadow: 0 0 10px rgba(255,255,255,.6);
  transform: scale(1.3);
}

/* ── glow-orb 基礎 ── */
.glow-orb {
  position: absolute;
  border-radius: 50%;
  pointer-events: none;
  filter: blur(80px);
}
.glow-orb.cyber {
  background: radial-gradient(circle, rgba(0,201,160,.18) 0%, transparent 70%);
}
.glow-orb.gold {
  background: radial-gradient(circle, rgba(255,202,40,.18) 0%, transparent 70%);
}

/* ── fs-tag / fs-title / fs-desc 基礎 ── */
.fs-tag {
  font-size: 12px;
  letter-spacing: 3px;
  text-transform: uppercase;
  font-weight: 700;
  color: var(--vivid-teal);
  background: rgba(0,137,123,.08);
  border: 1.5px solid rgba(0,137,123,.20);
  border-radius: 30px;
  padding: 5px 16px;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 18px;
}
.fs-tag::before { display: none; }
.fs-title {
  font-family: 'Noto Sans TC', sans-serif;
  font-weight: 900;
  color: var(--vivid-text);
  font-size: clamp(26px, 3.8vw, 52px);
  line-height: 1.2;
  margin-bottom: 16px;
}
.fs-title em {
  color: var(--vivid-teal);
  font-style: normal;
  position: relative;
}
.fs-title em::after {
  content: '';
  position: absolute;
  bottom: -3px; left: 0; right: 0;
  height: 3px;
  background: linear-gradient(to right, var(--vivid-teal), var(--vivid-teal2));
  border-radius: 2px;
}
.fs-title .cyber { color: var(--vivid-teal); }
.fs-desc {
  font-size: 15px;
  color: var(--vivid-text2);
  line-height: 1.9;
  max-width: 580px;
}

/* ── 按鈕基礎 ── */
.btn-cyber,
button.btn-cyber {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 32px;
  background: linear-gradient(135deg, var(--vivid-teal), var(--vivid-teal2));
  color: #fff;
  border: none;
  border-radius: 40px;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 1px;
  box-shadow: 0 6px 24px rgba(0,137,123,.35);
  transition: all .3s ease;
  cursor: pointer;
  text-decoration: none;
  font-family: inherit;
}
.btn-cyber:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 32px rgba(0,137,123,.5);
  filter: brightness(1.08);
}
.btn-gold,
button.btn-gold {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: linear-gradient(135deg, var(--vivid-gold), #FFE082);
  color: #1A1A1A;
  border-radius: 40px;
  padding: 14px 32px;
  font-weight: 800;
  font-size: 13px;
  box-shadow: 0 6px 20px rgba(255,202,40,.35);
  transition: all .3s;
  text-decoration: none;
  font-family: inherit;
  cursor: pointer;
  border: none;
}
.btn-gold:hover { transform: translateY(-2px); box-shadow: 0 10px 28px rgba(255,202,40,.5); }
.btn-out-w {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  border: 2px solid rgba(255,255,255,.65);
  color: #fff;
  background: rgba(255,255,255,.10);
  border-radius: 40px;
  padding: 12px 28px;
  font-weight: 600;
  backdrop-filter: blur(6px);
  text-decoration: none;
  transition: all .3s;
  font-family: inherit;
  cursor: pointer;
  font-size: 13px;
}
.btn-out-w:hover { background: rgba(255,255,255,.22); border-color: #fff; }
.btn-buy {
  background: linear-gradient(135deg, var(--vivid-teal), var(--vivid-teal2));
  color: #fff !important;
  border-radius: 30px;
  padding: 9px 22px;
  font-size: 13px;
  font-weight: 700;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  box-shadow: 0 4px 14px rgba(0,137,123,.3);
  transition: all .25s;
  border: none;
  cursor: pointer;
  font-family: inherit;
}
.btn-buy:hover { transform: translateY(-1px); box-shadow: 0 6px 20px rgba(0,137,123,.5); }

/* ── Section 通用背景 ── */
.fs-section { background: var(--vivid-bg); }
.fs-section.dark { background: var(--vivid-dark); }
.fs-section.darker { background: var(--vivid-bg2); }
.fs-section.green { background: var(--vivid-bg3); }

/* ── iStaging 虛擬展間基礎 ── */
.ist-viewer {
  background: #fff;
  border: 2px solid var(--vivid-border);
  border-radius: var(--vivid-radius);
  overflow: hidden;
  box-shadow: 0 16px 60px rgba(0,137,123,.12), 0 2px 8px rgba(0,0,0,.06);
}
.ist-topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 20px;
  background: linear-gradient(135deg, var(--vivid-teal-dk), var(--vivid-teal));
}
.ist-title-group { display: flex; align-items: center; gap: 10px; }
.ist-logo-badge {
  width: 28px; height: 28px;
  border-radius: 8px;
  background: rgba(255,255,255,.20);
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
}
.ist-title-text { color: #fff; font-weight: 700; font-size: 13px; letter-spacing: .5px; }
.ist-chevron { color: rgba(255,255,255,.6); }
.ist-stats-group { display: flex; align-items: center; gap: 8px; }
.ist-stat { display: flex; align-items: center; gap: 5px; color: rgba(255,255,255,.75); font-size: 13px; }
.ist-stat svg { width: 13px; height: 13px; stroke: rgba(255,255,255,.6); }
.ist-icon-btn {
  background: rgba(255,255,255,.15);
  border: 1px solid rgba(255,255,255,.25);
  color: #fff;
  border-radius: 8px;
  width: 30px; height: 30px;
  display: flex; align-items: center; justify-content: center;
  cursor: pointer;
  transition: background .2s;
}
.ist-icon-btn:hover { background: rgba(255,255,255,.28); }
.ist-frame-area { position: relative; width: 100%; height: 560px; background: var(--vivid-bg); }
.ist-frame-area iframe { width: 100%; height: 100%; display: block; }
.ist-demo-badge {
  position: absolute;
  top: 12px; right: 12px;
  background: rgba(255,255,255,.92);
  color: var(--vivid-teal);
  border: 1px solid rgba(0,137,123,.2);
  border-radius: 20px;
  font-size: 12px; font-weight: 700;
  padding: 4px 12px;
  display: flex; align-items: center; gap: 6px;
  z-index: 2;
}
.ist-bottombar {
  background: var(--vivid-bg2);
  border-top: 1px solid rgba(0,137,123,.10);
  padding: 14px 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}
.origin-vr-desc { color: var(--vivid-text2); font-size: 13px; line-height: 1.6; flex: 1; }
.ist-social-links { display: flex; gap: 8px; }
.ist-social-btn {
  width: 30px; height: 30px;
  border: 1px solid rgba(0,137,123,.2);
  border-radius: 8px;
  display: flex; align-items: center; justify-content: center;
  color: var(--vivid-teal);
  transition: all .2s;
}
.ist-social-btn:hover { background: var(--vivid-teal); color: #fff; }
.ist-expand-btn {
  background: var(--vivid-teal);
  color: #fff;
  border: none;
  border-radius: 10px;
  width: 32px; height: 32px;
  display: flex; align-items: center; justify-content: center;
  cursor: pointer;
  flex-shrink: 0;
  transition: all .2s;
  text-decoration: none;
  box-shadow: 0 3px 12px rgba(0,137,123,.3);
}
.ist-expand-btn:hover { background: var(--vivid-teal-dk); }
.ist-caption {
  background: linear-gradient(135deg, rgba(0,137,123,.06), rgba(0,201,160,.06));
  border: 1.5px solid rgba(0,137,123,.15);
  border-radius: var(--vivid-radius-sm);
  margin-top: 24px;
}
.ist-caption-inner {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 16px 20px;
  color: var(--vivid-text2);
  font-size: 13px;
  line-height: 1.7;
}
.ist-caption-inner strong { color: var(--vivid-teal) !important; }
.ist-caption-body { flex: 1; min-width: 0; }
.ist-caption-body p { margin: 0 0 8px; }
.ist-more-link { display: inline-block; color: var(--vivid-teal); font-weight: 700; text-decoration: none; }
.ist-more-link:hover { color: var(--vivid-teal-dk); }

/* ── 原料產地分頁 ── */
.origin-tabs-bar {
  background: var(--vivid-bg2);
  border-top: 1px solid rgba(0,137,123,.10);
  display: flex; gap: 0;
}
.origin-tab {
  flex: 1;
  background: transparent;
  border: none; border-right: 1px solid rgba(0,137,123,.10);
  color: var(--vivid-text2);
  padding: 14px 16px;
  cursor: pointer;
  display: flex; align-items: center; gap: 12px;
  transition: all .25s;
  font-family: inherit;
}
.origin-tab:last-child { border-right: none; }
.origin-tab:hover { background: rgba(0,137,123,.05); color: var(--vivid-teal); }
.origin-tab.active {
  background: linear-gradient(135deg, rgba(0,137,123,.10), rgba(0,201,160,.08));
  color: var(--vivid-teal);
  border-top: 3px solid var(--vivid-teal);
}
.origin-tab-num { font-size: 13px; font-weight: 800; color: var(--vivid-teal); }
.origin-tab-info { display: flex; flex-direction: column; gap: 2px; }
.origin-tab-name { font-size: 13px; font-weight: 700; color: inherit; }
.origin-tab-sub { font-size: 12px; color: var(--vivid-text3); }
.origin-vr-zone {
  background: rgba(255,255,255,.25);
  color: rgba(255,255,255,.9);
  border-radius: 20px;
  padding: 4px 12px;
  font-size: 12px; font-weight: 700;
  display: flex; align-items: center; gap: 5px;
}

/* ── 地圖標記 ── */
.origin-map-pin {
  position: absolute;
  display: none;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  z-index: 3;
}
.origin-map-pin.visible { display: flex; }
.pin-dot {
  width: 12px; height: 12px;
  border-radius: 50%;
  background: var(--vivid-teal2);
  box-shadow: 0 0 0 4px rgba(0,201,160,.25);
  animation: pinPulse 2s ease infinite;
}
@keyframes pinPulse { 0%,100%{box-shadow:0 0 0 4px rgba(0,201,160,.25)} 50%{box-shadow:0 0 0 8px rgba(0,201,160,.10)} }
.pin-label {
  background: #fff;
  color: var(--vivid-teal);
  border: 1.5px solid rgba(0,137,123,.2);
  border-radius: 6px;
  font-size: 12px; font-weight: 700;
  padding: 3px 8px;
  white-space: nowrap;
  box-shadow: 0 3px 10px rgba(0,0,0,.12);
}

/* ── GMP 工廠分頁 ── */
.factory-tabs-bar {
  background: var(--vivid-bg2);
  border-top: 1px solid rgba(0,137,123,.10);
  overflow-x: auto;
  display: flex; gap: 0;
}
.factory-tab {
  flex-shrink: 0;
  background: transparent;
  border: none; border-right: 1px solid rgba(0,137,123,.08);
  color: var(--vivid-text2);
  padding: 12px 20px;
  cursor: pointer;
  display: flex; align-items: center; gap: 8px;
  white-space: nowrap;
  transition: all .25s;
  font-family: inherit;
}
.factory-tab:hover { background: rgba(0,137,123,.05); color: var(--vivid-teal); }
.factory-tab.active {
  background: linear-gradient(135deg, rgba(0,137,123,.10), rgba(0,201,160,.06));
  color: var(--vivid-teal);
  border-top: 3px solid var(--vivid-teal);
}
.factory-tab-num { font-size: 12px; font-weight: 800; color: var(--vivid-teal); }
.factory-tab-name { font-size: 13px; font-weight: 600; color: inherit; }
.factory-progress-bar {
  position: absolute;
  right: 12px; top: 50%; transform: translateY(-50%);
  display: flex; flex-direction: column; gap: 5px;
  z-index: 5;
}
.fpb-item {
  width: 28px; height: 28px;
  border-radius: 50%;
  background: rgba(255,255,255,.85);
  border: 2px solid rgba(0,137,123,.25);
  color: var(--vivid-text3);
  font-size: 12px; font-weight: 800;
  display: flex; align-items: center; justify-content: center;
  cursor: pointer; transition: all .2s;
}
.fpb-item.active {
  background: var(--vivid-teal);
  border-color: var(--vivid-teal);
  color: #fff;
  box-shadow: 0 3px 10px rgba(0,137,123,.4);
}

/* ============================================================
   HERO 區塊（活力電光翠綠）
   ============================================================ */
.vivid-body #fs-hero {
  background: var(--vivid-dark);
}
.vivid-body .fhc-slide img,
.vivid-body .fhc-slide video {
  filter: brightness(1.05) saturate(1.5) contrast(1.05);
}
.vivid-body .fh-overlay {
  background:
    linear-gradient(to right, rgba(5,22,15,.70) 0%, rgba(5,22,15,.42) 40%, rgba(0,0,0,.08) 100%),
    linear-gradient(to top, rgba(5,22,15,.38) 0%, transparent 55%);
}
.vivid-body .fh-eyebrow-line { background: var(--vivid-teal2); }
.vivid-body .fh-eyebrow-text { color: var(--vivid-teal2); }
.vivid-body .fh-h1 em { color: var(--vivid-teal2); }
.vivid-body .fh-h1 .gold { color: var(--vivid-gold); }
.vivid-body .fh-sub { color: rgba(255,255,255,.82); }
.vivid-body .fh-dot { background: rgba(255,255,255,.35); }
.vivid-body .fh-dot.active { background: #fff; box-shadow: 0 0 10px rgba(255,255,255,.55); }
/* carousel mobile */
@media(max-width:768px){
  .fhc-arrow { width: 36px; height: 36px; }
  .fhc-prev { left: 12px; }
  .fhc-next { right: 12px; }
  .fhc-dots { bottom: 56px; }
  /* 第4支影片主角偏右，手機直式裁切時移焦至中間偏右 */
  .fhc-slide-04 video { object-position: 65% center; }
  /* 手機版影片高度縮短 */
  #fs-hero { height: 72vh; min-height: 460px; }

  /* ── 虛擬展間手機版修正 ── */
  .ist-frame-area { height: 260px; }
  .ist-topbar { padding: 10px 12px; gap: 8px; }
  .ist-title-text {
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    max-width: 130px;
  }
  /* 隱藏統計數字，保留 icon 按鈕 */
  .ist-stat { display: none; }
  .ist-bottombar {
    flex-wrap: wrap;
    gap: 10px;
    padding: 12px 16px;
  }
  .origin-vr-desc { font-size: 12px; }
}

/* Hero 裝飾光球 */
.vivid-body #fs-hero::before {
  content: '';
  position: absolute;
  width: 600px; height: 600px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(0,201,160,.12) 0%, transparent 70%);
  top: -150px; right: -80px;
  pointer-events: none; z-index: 1;
}
.vivid-body #fs-hero::after {
  content: '';
  position: absolute;
  width: 400px; height: 400px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(255,202,40,.10) 0%, transparent 70%);
  bottom: -80px; left: 8%;
  pointer-events: none; z-index: 1;
}

/* ============================================================
   通用區塊背景
   ============================================================ */
.vivid-body .fs-section { background: var(--vivid-bg); }
.vivid-body .fs-section.dark { background: var(--vivid-bg); }
.vivid-body .fs-section.darker { background: var(--vivid-bg2); }
.vivid-body .fs-section.green { background: var(--vivid-bg3); }
.vivid-body .glow-orb { opacity: .18 !important; }
.vivid-body .glow-orb.cyber { background: radial-gradient(circle, rgba(0,201,160,.2) 0%, transparent 70%); }
.vivid-body .glow-orb.gold { background: radial-gradient(circle, rgba(255,202,40,.2) 0%, transparent 70%); }
.vivid-body .fs-tag { color: var(--vivid-teal); background: rgba(0,137,123,.08); border-color: rgba(0,137,123,.20); }
.vivid-body .fs-title { color: var(--vivid-text); }
.vivid-body .fs-title em { color: var(--vivid-teal); }
.vivid-body .fs-title .cyber { color: var(--vivid-teal); }
.vivid-body .fs-desc { color: var(--vivid-text2); }
.vivid-body .fs-divider {
  background: linear-gradient(to right, transparent, var(--vivid-teal) 30%, var(--vivid-teal2) 70%, transparent);
  opacity: .25;
}

/* ============================================================
   iStaging 虛擬展間 — 配色覆蓋
   ============================================================ */
.vivid-body .ist-viewer {
  border-color: rgba(0,137,123,.15);
  box-shadow: 0 16px 60px rgba(0,137,123,.12), 0 2px 8px rgba(0,0,0,.06);
}
.vivid-body .ist-topbar {
  background: linear-gradient(135deg, var(--vivid-teal-dk), var(--vivid-teal));
}
.vivid-body .ist-bottombar { background: var(--vivid-bg2); border-top-color: rgba(0,137,123,.10); }
.vivid-body .ist-expand-btn { background: var(--vivid-teal); box-shadow: 0 3px 12px rgba(0,137,123,.3); }
.vivid-body .ist-expand-btn:hover { background: var(--vivid-teal-dk); }
.vivid-body .ist-caption { background: linear-gradient(135deg, rgba(0,137,123,.06), rgba(0,201,160,.06)); border-color: rgba(0,137,123,.15); }
.vivid-body .ist-demo-badge { background: rgba(255,255,255,.92); color: var(--vivid-teal); border-color: rgba(0,137,123,.2); }

/* ── Origin 產地分頁配色 ── */
.vivid-body .origin-tab.active { background: linear-gradient(135deg, rgba(0,137,123,.10), rgba(0,201,160,.08)); color: var(--vivid-teal); border-top-color: var(--vivid-teal); }
.vivid-body .origin-tab:hover { background: rgba(0,137,123,.05); color: var(--vivid-teal); }
.vivid-body .origin-tab-num { color: var(--vivid-teal); }
.vivid-body .origin-map-pin .pin-dot { background: var(--vivid-teal2); box-shadow: 0 0 0 4px rgba(0,201,160,.25); }
.vivid-body .origin-map-pin .pin-label { background: #fff; color: var(--vivid-teal); border-color: rgba(0,137,123,.2); }

/* ── Factory 工廠分頁配色 ── */
.vivid-body .factory-tab.active { background: linear-gradient(135deg, rgba(0,137,123,.10), rgba(0,201,160,.06)); color: var(--vivid-teal); border-top-color: var(--vivid-teal); }
.vivid-body .factory-tab:hover { background: rgba(0,137,123,.05); color: var(--vivid-teal); }
.vivid-body .factory-tab-num { color: var(--vivid-teal); }
.vivid-body .fpb-item.active { background: var(--vivid-teal); border-color: var(--vivid-teal); }

/* ============================================================
   創辦人區塊 基礎結構
   ============================================================ */
.founder-grid {
  display: grid;
  grid-template-columns: 1fr 1.25fr;
  gap: 80px;
  align-items: center;
}
.founder-img-wrap { position: relative; }
.founder-img {
  width: 100%;
  height: 580px;
  object-fit: cover;
  border-radius: 24px;
  display: block;
}
.founder-img-frame {
  position: absolute;
  inset: -8px;
  border-radius: 30px;
  border: 2px solid rgba(0,137,123,.20);
  pointer-events: none;
}
.founder-cert {
  position: absolute;
  bottom: 36px; left: -24px;
  padding: 18px 24px;
  border-radius: 16px;
  text-align: center;
  min-width: 100px;
  box-shadow: 0 12px 40px rgba(0,0,0,.18);
  background: linear-gradient(135deg, var(--vivid-teal-dk), var(--vivid-teal2));
  color: #fff;
}
.founder-cert-num {
  font-family: 'Nunito', sans-serif;
  font-size: 2.5em;
  font-weight: 900;
  line-height: 1;
  color: #fff;
}
.founder-cert-lbl { color: rgba(255,255,255,.9); font-size: 12px; letter-spacing: 1px; }
.founder-quote {
  font-family: 'Noto Serif TC', serif;
  font-size: 17px;
  color: var(--vivid-text);
  border-left: 4px solid var(--vivid-teal);
  padding: 16px 20px;
  background: rgba(0,137,123,.05);
  border-radius: 0 var(--vivid-radius-sm) var(--vivid-radius-sm) 0;
  line-height: 1.85;
  font-weight: 500;
  margin: 20px 0;
}
.founder-name { font-size: 16px; font-weight: 800; color: var(--vivid-text); margin-bottom: 4px; }
.founder-title { font-size: 12px; letter-spacing: 3px; text-transform: uppercase; color: var(--vivid-teal); }

/* 創辦人姓名光影流動效果 */
@keyframes nameShimmer {
  0%   { background-position: -200% center; }
  100% { background-position:  200% center; }
}
.founder-name-shimmer {
  background: linear-gradient(
    90deg,
    var(--vivid-teal-dk) 0%,
    var(--vivid-teal)    20%,
    var(--vivid-teal2)   40%,
    #fff                 50%,
    var(--vivid-teal2)   60%,
    var(--vivid-teal)    80%,
    var(--vivid-teal-dk) 100%
  );
  background-size: 200% auto;
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  color: transparent;
  animation: nameShimmer 3s linear infinite;
  font-weight: 900;
  font-size: 22px;
  vertical-align: middle;
}

/* 時間軸 */
.timeline { margin-top: 32px; }
.tl-item {
  display: flex; gap: 20px;
  padding-bottom: 24px;
  position: relative;
}
.tl-item::before {
  content: '';
  position: absolute;
  left: 26px; top: 28px; bottom: 0;
  width: 2px;
  background: linear-gradient(to bottom, var(--vivid-teal), transparent);
  opacity: .35;
}
.tl-item:last-child::before { display: none; }
.tl-year {
  width: 52px; height: 52px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--vivid-teal-dk), var(--vivid-teal2));
  color: #fff;
  font-family: 'Nunito', sans-serif;
  font-size: 12px; font-weight: 900;
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
  box-shadow: 0 4px 16px rgba(0,137,123,.3);
  text-align: center;
}
.tl-content h4 { font-size: 14px; font-weight: 800; color: var(--vivid-text); margin-bottom: 4px; }
.tl-content p { font-size: 14px; color: var(--vivid-text2); line-height: 1.6; }

/* ── Founder 區塊配色 ── */
.vivid-body #fs-founder { background: var(--vivid-bg3); }

/* ============================================================
   成分卡片 基礎結構＋配色
   ============================================================ */
.ing-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.ing-card-wrap {
  perspective: 800px;
  height: 280px;
  cursor: pointer;
  touch-action: manipulation;
  -webkit-tap-highlight-color: transparent;
  user-select: none;
}
.ing-card {
  width: 100%; height: 100%;
  position: relative;
  transform-style: preserve-3d;
  transition: transform .55s cubic-bezier(.4,0,.2,1);
  -webkit-transform-style: preserve-3d;
}
.ing-card-wrap.flipped .ing-card { transform: rotateY(180deg); }
@media (hover: hover) and (pointer: fine) {
  .ing-card-wrap:hover .ing-card { transform: rotateY(180deg); }
  .ing-card-wrap:hover .ing-face { border-color: rgba(0,137,123,.32); }
}
.ing-face,
.ing-back {
  position: absolute; inset: 0;
  border-radius: var(--vivid-radius);
  -webkit-backface-visibility: hidden;
  backface-visibility: hidden;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 28px 20px;
  text-align: center;
}
.ing-face {
  background: #fff;
  border: 2px solid rgba(0,137,123,.12);
  box-shadow: 0 8px 32px rgba(0,0,0,.06);
  transition: border-color .3s;
}
.ing-icon {
  width: 72px; height: 72px;
  border-radius: 50%;
  background: linear-gradient(135deg, rgba(0,137,123,.08), rgba(0,201,160,.10));
  border: 2px solid rgba(0,137,123,.18);
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 16px;
  color: var(--vivid-teal);
}
.ing-icon svg { width: 34px; height: 34px; }
.ing-face h3 { font-size: 16px; font-weight: 800; color: var(--vivid-text); margin-bottom: 6px; }
.ing-en { font-size: 12px; color: var(--vivid-text3); letter-spacing: 2px; margin-bottom: 12px; }
.ing-hint {
  font-size: 12px;
  color: var(--vivid-teal);
  background: rgba(0,137,123,.08);
  padding: 4px 12px;
  border-radius: 20px;
  letter-spacing: 1px;
}
.ing-back {
  background: linear-gradient(135deg, var(--vivid-teal-dk), var(--vivid-teal2));
  transform: rotateY(180deg);
  color: #fff;
  box-shadow: 0 12px 40px rgba(0,137,123,.35);
  justify-content: space-between;
  align-items: flex-start;
  text-align: left;
}
.ing-back-tag { font-size: 11px; letter-spacing: 3px; text-transform: uppercase; color: rgba(255,255,255,.7); margin-bottom: 10px; }
.ing-back h3 { font-size: 15px; font-weight: 800; color: #fff; margin-bottom: 10px; }
.ing-back p { font-size: 13px; color: rgba(255,255,255,.9); line-height: 1.7; }
.ing-back-stat {
  width: 100%;
  border-top: 1px solid rgba(255,255,255,.25);
  padding-top: 12px; margin-top: 12px;
  display: flex; align-items: center; gap: 12px;
}
.ing-back-stat-val { font-family: 'Nunito', sans-serif; font-size: 28px; font-weight: 900; color: #fff; line-height: 1; }
.ing-back-stat-lbl { font-size: 12px; color: rgba(255,255,255,.8); line-height: 1.4; }

/* ── 成分展示區背景 ── */
.vivid-body #fs-ingredients {
  background: var(--vivid-bg) !important;
  position: relative;
}
.vivid-body #fs-ingredients::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 5px;
  background: linear-gradient(to right, var(--vivid-teal-dk), var(--vivid-teal2), var(--vivid-gold));
  border-radius: 0 0 3px 3px;
}

/* ============================================================
   AI 健康推薦 基礎結構＋配色
   ============================================================ */
.vivid-body #ai-recommend {
  background: #040E09 !important;
  overflow-anchor: none;
}
.ai-wrap {
  background: #fff;
  border-radius: var(--vivid-radius);
  border: 2px solid rgba(0,137,123,.12);
  box-shadow: 0 16px 60px rgba(0,137,123,.10);
  overflow: hidden;
}
.ai-steps {
  display: flex;
  background: var(--vivid-bg2);
  border-bottom: 1px solid rgba(0,137,123,.10);
}
.ai-step-indicator {
  flex: 1; text-align: center;
  padding: 14px; font-size: 13px; font-weight: 700;
  color: var(--vivid-text3); letter-spacing: 1px;
  transition: all .3s;
  border-bottom: 3px solid transparent;
}
.ai-step-indicator.active { color: var(--vivid-teal); background: rgba(0,137,123,.06); border-bottom-color: var(--vivid-teal); }
.ai-step-indicator.done { color: var(--vivid-teal2); }
.ai-panel {
  grid-area: 1 / 1;
  padding: 36px;
  visibility: hidden;
  opacity: 0;
  pointer-events: none;
  z-index: 0;
  transition: opacity .25s ease, visibility .25s ease;
}
.ai-panel.active {
  visibility: visible;
  opacity: 1;
  pointer-events: auto;
  z-index: 1;
}
.ai-panels {
  display: grid;
  grid-template-columns: 1fr;
  overflow-anchor: none;
}
.ai-question { font-size: 18px; font-weight: 800; color: var(--vivid-text); margin-bottom: 28px; text-align: center; }
.ai-choices {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px; margin-bottom: 28px;
}
.ai-choice {
  background: var(--vivid-bg);
  border: 2px solid rgba(0,137,123,.12);
  border-radius: var(--vivid-radius-sm);
  padding: 20px 16px;
  text-align: center;
  cursor: pointer;
  transition: all .25s;
  touch-action: manipulation;
  -webkit-tap-highlight-color: transparent;
  user-select: none;
}
@media (hover: hover) and (pointer: fine) {
  .ai-choice:hover {
    border-color: var(--vivid-teal);
    background: rgba(0,137,123,.04);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(0,137,123,.12);
  }
}
.ai-choice.selected {
  border-color: var(--vivid-teal);
  background: linear-gradient(135deg, rgba(0,137,123,.08), rgba(0,201,160,.05));
  box-shadow: 0 6px 24px rgba(0,137,123,.18);
}
.ai-choice-icon { width: 48px; height: 48px; stroke: var(--vivid-teal); margin-bottom: 10px; pointer-events: none; }
.ai-choice h4 { font-size: 14px; font-weight: 800; color: var(--vivid-text); margin-bottom: 6px; }
.ai-choice p { font-size: 13px; color: var(--vivid-text3); line-height: 1.5; }
.ai-nav { display: flex; gap: 12px; justify-content: center; flex-wrap: wrap; min-height: 52px; align-items: center; }
.ai-result-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 20px; margin-bottom: 28px;
}
.ai-prod-card {
  background: #fff;
  border-radius: var(--vivid-radius-sm);
  overflow: hidden;
  border: 2px solid rgba(0,137,123,.12);
  position: relative;
  transition: all .25s;
}
.ai-prod-card:hover { transform: translateY(-4px); box-shadow: 0 12px 32px rgba(0,137,123,.15); }
.ai-prod-img { width: 100%; height: 160px; object-fit: cover; display: block; }
.ai-match {
  position: absolute;
  top: 12px; right: 12px;
  background: linear-gradient(135deg, var(--vivid-teal), var(--vivid-teal2));
  color: #fff;
  font-size: 12px; font-weight: 800;
  padding: 3px 10px;
  border-radius: 20px;
}
.ai-prod-body { padding: 16px; }
.ai-prod-body h3 { font-size: 14px; font-weight: 800; color: var(--vivid-text); margin-bottom: 6px; }
.ai-prod-body p { font-size: 13px; color: var(--vivid-text2); margin-bottom: 12px; line-height: 1.5; }
.ai-prod-link {
  display: inline-flex; align-items: center; gap: 6px;
  font-size: 13px; font-weight: 700;
  color: var(--vivid-teal); text-decoration: none;
}
.ai-reset {
  display: block; margin: 0 auto;
  background: none;
  border: 2px solid var(--vivid-teal);
  color: var(--vivid-teal);
  border-radius: 30px;
  padding: 10px 28px;
  font-size: 13px; font-weight: 700;
  cursor: pointer; transition: all .25s; font-family: inherit;
}
.ai-reset:hover { background: var(--vivid-teal); color: #fff; }

/* ============================================================
   GMP 工廠認證徽章
   ============================================================ */
.factory-certs {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}
.factory-cert-chip {
  background: #fff;
  border: 2px solid rgba(0,137,123,.12);
  border-radius: var(--vivid-radius);
  padding: 24px 16px;
  text-align: center;
  transition: all .3s;
}
.factory-cert-chip:hover {
  border-color: var(--vivid-teal);
  box-shadow: 0 8px 28px rgba(0,137,123,.14);
  transform: translateY(-4px);
}
.cert-icon { width: 48px; height: 48px; stroke: var(--vivid-teal); margin: 0 auto 12px; display: block; }
.factory-cert-chip h4 { font-family: 'Nunito', sans-serif; font-size: 18px; font-weight: 900; color: var(--vivid-teal); margin-bottom: 4px; }
.factory-cert-chip p { font-size: 13px; color: var(--vivid-text2); }

/* ============================================================
   直播帶貨 基礎結構＋配色
   ============================================================ */
.vivid-body #fs-live { background: var(--vivid-bg2); }

/* 倒數計時 */
.live-countdown-wrap {
  background: linear-gradient(135deg, var(--vivid-teal-dk), var(--vivid-teal));
  border-radius: var(--vivid-radius);
  padding: 36px 48px;
  text-align: center;
  margin-bottom: 40px;
  position: relative;
  overflow: hidden;
}
.live-countdown-wrap::before {
  content: '';
  position: absolute;
  top: -60px; right: -60px;
  width: 200px; height: 200px;
  border-radius: 50%;
  background: rgba(255,255,255,.08);
}
.live-countdown-wrap::after {
  content: '';
  position: absolute;
  bottom: -40px; left: 8%;
  width: 150px; height: 150px;
  border-radius: 50%;
  background: rgba(255,255,255,.06);
}
.live-label { font-size: 12px; letter-spacing: 3px; text-transform: uppercase; color: rgba(255,255,255,.75); margin-bottom: 8px; }
.live-countdown-title { font-size: clamp(15px,2.2vw,22px); font-weight: 800; color: #fff; margin-bottom: 28px; }
.countdown-grid { display: flex; align-items: center; justify-content: center; gap: 12px; }
.cd-unit {
  background: rgba(255,255,255,.18);
  border-radius: var(--vivid-radius-sm);
  padding: 16px 20px;
  min-width: 72px;
  text-align: center;
  backdrop-filter: blur(8px);
}
.cd-num { font-family: 'Nunito', sans-serif; font-size: 40px; font-weight: 900; color: #fff; display: block; line-height: 1; }
.cd-lbl { font-size: 11px; letter-spacing: 2px; color: rgba(255,255,255,.75); margin-top: 6px; }
.cd-sep { font-family: 'Nunito', sans-serif; font-size: 32px; font-weight: 900; color: rgba(255,255,255,.6); align-self: flex-start; padding-top: 10px; }

/* 直播卡片 */
.live-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-bottom: 40px;
}
.live-card {
  background: #fff;
  border-radius: var(--vivid-radius);
  overflow: hidden;
  border: 1.5px solid rgba(0,137,123,.10);
  box-shadow: 0 4px 20px rgba(0,0,0,.06);
  transition: all .3s;
}
.live-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 16px 48px rgba(0,137,123,.14);
  border-color: rgba(0,137,123,.25);
}
.live-card-img { position: relative; overflow: hidden; height: 200px; }
.live-card-img img { width: 100%; height: 100%; object-fit: cover; transition: transform .5s ease; display: block; }
.live-card:hover .live-card-img img { transform: scale(1.05); }
.live-badge {
  position: absolute; top: 12px; left: 12px;
  font-size: 12px; font-weight: 800;
  padding: 5px 12px;
  border-radius: 20px;
  display: flex; align-items: center; gap: 6px;
  z-index: 1;
}
.live-badge.upcoming {
  background: linear-gradient(135deg, var(--vivid-teal-dk), var(--vivid-teal2));
  color: #fff;
  box-shadow: 0 4px 14px rgba(0,137,123,.4);
}
.live-badge.replay { background: var(--vivid-gold); color: #1A1A1A; }
.live-dot { width: 7px; height: 7px; border-radius: 50%; background: #fff; animation: livePulse 1.4s ease infinite; }
@keyframes livePulse { 0%,100%{opacity:1;transform:scale(1)} 50%{opacity:.5;transform:scale(1.3)} }
.live-card-body { padding: 20px; }
.live-host { display: flex; align-items: center; gap: 10px; margin-bottom: 14px; }
.live-host-avatar { width: 40px; height: 40px; border-radius: 50%; object-fit: cover; border: 2px solid rgba(0,137,123,.2); }
.live-host-name { font-size: 13px; font-weight: 800; color: var(--vivid-text); }
.live-host-role { font-size: 12px; color: var(--vivid-teal); letter-spacing: 1px; }
.live-card-body h3 { font-size: 14px; font-weight: 800; color: var(--vivid-text); margin-bottom: 8px; line-height: 1.5; }
.live-card-body p { font-size: 13px; color: var(--vivid-text2); line-height: 1.6; margin-bottom: 12px; }
.live-time { font-size: 13px; color: var(--vivid-text3); display: flex; align-items: center; gap: 5px; }
.live-time svg { stroke: var(--vivid-teal); }

/* 直播數據 */
.live-stats-row { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.live-stat {
  background: #fff;
  border-radius: var(--vivid-radius);
  padding: 24px;
  text-align: center;
  border: 1.5px solid rgba(0,137,123,.10);
  transition: all .3s;
}
.live-stat:hover { border-color: var(--vivid-teal); box-shadow: 0 8px 24px rgba(0,137,123,.10); }
.live-stat-num { font-family: 'Nunito', sans-serif; font-size: 36px; font-weight: 900; color: var(--vivid-teal); line-height: 1; margin-bottom: 6px; }
.live-stat-lbl { font-size: 13px; color: var(--vivid-text2); }

/* ============================================================
   購物區塊 基礎結構＋配色
   ============================================================ */
.vivid-body #fs-shop {
  background: var(--vivid-bg) !important;
  position: relative;
}
.vivid-body #fs-shop::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 5px;
  background: linear-gradient(to right, var(--vivid-teal-dk) 0%, var(--vivid-teal2) 50%, var(--vivid-gold) 100%);
}
.shop-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.fs-prod-card {
  background: #fff;
  border-radius: var(--vivid-radius);
  overflow: hidden;
  border: 1.5px solid rgba(0,0,0,.06);
  box-shadow: 0 4px 20px rgba(0,0,0,.06);
  transition: all .3s;
}
.fs-prod-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 20px 56px rgba(0,137,123,.14);
  border-color: rgba(0,137,123,.2);
}
.fs-prod-img { width: 100%; height: 220px; object-fit: cover; transition: transform .5s ease; display: block; }
.fs-prod-card:hover .fs-prod-img { transform: scale(1.06); }
.prod-badge {
  position: absolute; top: 12px; left: 12px;
  font-size: 10px; font-weight: 800;
  padding: 4px 12px;
  border-radius: 20px;
  color: #fff; letter-spacing: 1px;
}
.fs-prod-body { padding: 20px; }
.fs-prod-cat { font-size: 12px; letter-spacing: 2px; text-transform: uppercase; color: var(--vivid-teal); font-weight: 700; margin-bottom: 6px; }
.fs-prod-name { font-size: 16px; font-weight: 800; color: var(--vivid-text); margin-bottom: 8px; line-height: 1.4; }
.fs-prod-desc { font-size: 13px; color: var(--vivid-text2); line-height: 1.65; margin-bottom: 16px; }
.fs-prod-footer {
  display: flex; align-items: center; justify-content: space-between;
  border-top: 1px solid rgba(0,0,0,.06);
  padding-top: 14px;
}
.fs-prod-price { font-family: 'Nunito', sans-serif; font-size: 20px; font-weight: 900; color: var(--vivid-teal); }
.fs-prod-price span { font-size: 12px; font-weight: 600; color: var(--vivid-text3); }

/* ============================================================
   懸浮快購 基礎結構＋配色
   ============================================================ */
#float-cart {
  position: fixed;
  bottom: 32px; right: 28px;
  z-index: 900;
  display: flex; flex-direction: column; align-items: flex-end;
  opacity: 0; visibility: hidden;
  transform: translateY(10px);
  transition: all .35s ease;
}
#float-cart.visible { opacity: 1; visibility: visible; transform: translateY(0); }
.float-cart-panel {
  width: 260px;
  margin-bottom: 12px;
  transform-origin: bottom right;
  transform: scale(.9); opacity: 0; pointer-events: none;
  transition: all .3s ease;
  overflow: hidden;
  background: #fff;
  border: 2px solid rgba(0,137,123,.15);
  border-radius: var(--vivid-radius);
  box-shadow: 0 16px 48px rgba(0,0,0,.14);
}
#float-cart.open .float-cart-panel { transform: scale(1); opacity: 1; pointer-events: auto; }
.float-cart-btn {
  width: 54px; height: 54px;
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  cursor: pointer;
  color: #fff;
  background: linear-gradient(135deg, var(--vivid-teal), var(--vivid-teal2));
  border: none;
  box-shadow: 0 6px 28px rgba(0,137,123,.4);
  transition: all .3s;
}
.float-cart-btn:hover { transform: scale(1.08); box-shadow: 0 10px 36px rgba(0,137,123,.55); }
.float-cart-title {
  font-size: 13px; font-weight: 800;
  color: var(--vivid-teal);
  padding: 14px 16px;
  border-bottom: 1px solid rgba(0,137,123,.10);
}
.float-quick-item {
  padding: 10px 14px;
  display: flex; align-items: center; gap: 10px;
  border-bottom: 1px solid rgba(0,0,0,.05);
}
.float-quick-img { width: 36px; height: 36px; border-radius: 8px; object-fit: cover; }
.float-quick-name { flex: 1; font-size: 13px; font-weight: 700; color: var(--vivid-text); }
.float-quick-buy {
  background: linear-gradient(135deg, var(--vivid-teal), var(--vivid-teal2));
  color: #fff !important;
  font-size: 12px; font-weight: 800;
  padding: 5px 12px;
  border-radius: 20px;
  text-decoration: none;
  transition: all .2s;
}
.float-quick-buy:hover { filter: brightness(1.08); }
.float-view-all {
  display: block; text-align: center; padding: 12px;
  font-size: 13px; font-weight: 700;
  color: var(--vivid-teal);
  text-decoration: none;
}

/* ============================================================
   Footer
   ============================================================ */
.vivid-body footer {
  background: #0D1A13;
  color: rgba(255,255,255,.7);
}
.vivid-body .footer-top { padding: 60px 40px 40px; }
.vivid-body .footer-btm { padding: 20px 40px; border-top: 1px solid rgba(255,255,255,.08); }
.vivid-body .f-brand p { font-size: 14px; color: rgba(255,255,255,.55); line-height: 1.8; margin: 12px 0; }
.vivid-body .f-soc {
  width: 36px; height: 36px;
  background: rgba(255,255,255,.08);
  border-radius: 8px;
  display: inline-flex; align-items: center; justify-content: center;
  color: rgba(255,255,255,.6);
  transition: all .2s;
}
.vivid-body .f-soc:hover { background: var(--vivid-teal); color: #fff; transform: translateY(-2px); }
.vivid-body .f-nav-col h4 { font-size: 13px; font-weight: 800; color: #fff; letter-spacing: 1px; margin-bottom: 14px; }
.vivid-body .f-nav-col ul { list-style: none; padding: 0; margin: 0; }
.vivid-body .f-nav-col li { margin-bottom: 8px; }
.vivid-body .f-nav-col a { font-size: 13px; color: rgba(255,255,255,.5); text-decoration: none; transition: color .2s; }
.vivid-body .f-nav-col a:hover { color: var(--vivid-teal2); }
.vivid-body .f-copy { font-size: 12px; color: rgba(255,255,255,.35); }
.vivid-body .f-btm-links a { font-size: 12px; color: rgba(255,255,255,.35); text-decoration: none; margin-left: 16px; }
.vivid-body .f-btm-links a:hover { color: var(--vivid-teal2); }

/* ============================================================
   Back to Top
   ============================================================ */
.vivid-body #backTop {
  right: 88px !important;
  bottom: 32px !important;
  padding: 0 !important;
  overflow: hidden;
  -webkit-appearance: none;
  appearance: none;
  line-height: 0;
  background: linear-gradient(135deg, var(--vivid-teal), var(--vivid-teal2)) !important;
  border: none !important;
  box-shadow: 0 4px 20px rgba(0,137,123,.45) !important;
}
.vivid-body #backTop svg { display: block; stroke: #fff !important; }

/* ============================================================
   章節裝飾
   ============================================================ */
.vivid-body #fs-istaging { position: relative; }
.vivid-body #fs-istaging::before {
  content: '';
  position: absolute;
  top: -80px; left: -120px;
  width: 400px; height: 400px;
  border-radius: 50% 60% 40% 70%;
  background: radial-gradient(circle, rgba(0,137,123,.07), transparent 70%);
  pointer-events: none;
}

/* ============================================================
   響應式
   ============================================================ */
@media (max-width: 1200px) {
  .fs-section { padding: 80px 40px; }
  .fh-content { padding: 0 40px; padding-top: calc(var(--nav-h, 80px) + var(--subnav-h, 44px) + 20px); }
  .founder-grid { gap: 48px; }
}
@media (max-width: 900px) {
  .ing-grid { grid-template-columns: repeat(2, 1fr); }
  .live-grid { grid-template-columns: 1fr; }
  .shop-grid { grid-template-columns: repeat(2, 1fr); }
  .founder-grid { grid-template-columns: 1fr; gap: 40px; }
  .founder-img { height: 380px; }
  .founder-cert { left: -12px; bottom: 24px; }
  .live-stats-row { grid-template-columns: repeat(2, 1fr); }
  .factory-certs { grid-template-columns: repeat(2, 1fr); }
  /* carousel arrows hidden on small tablets */
}
@media (max-width: 768px) {
  .fs-section { padding: 64px 24px; }
  .fh-content { padding: 0 24px !important; padding-top: calc(64px + 88px + 16px) !important; }
  .fh-nav-dots { display: none; }
  .fh-btns { flex-direction: column; align-items: flex-start; }
  .fh-sub { margin-bottom: 20px; }
  .fh-eyebrow { margin-bottom: 14px; }
  .fh-h1 { margin-bottom: 14px; }
  .ai-choices { grid-template-columns: repeat(2, 1fr); }
  .live-countdown-wrap { padding: 28px 24px; }
  .vivid-body #backTop { right: 20px !important; }
}
@media (max-width: 600px) {
  .ing-grid { grid-template-columns: 1fr; }
  .shop-grid { grid-template-columns: 1fr; }
  .ai-choices { grid-template-columns: 1fr; }
  .cd-num { font-size: 28px; }
  .cd-unit { min-width: 52px; padding: 10px 14px; }
  .fs-prod-footer { flex-direction: column; align-items: flex-start; gap: 12px; }
  .btn-buy { width: 100%; justify-content: center; }
}

/* ============================================================
   頁內浮動子導覽 #fs-subnav
   ============================================================ */
#fs-subnav {
  position: sticky;
  top: var(--nav-h, 80px);
  z-index: 800;
  background: linear-gradient(135deg, #00695C 0%, #00897B 60%, #00C9A0 100%);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  border-bottom: 1px solid rgba(0, 229, 204, 0.25);
  box-shadow: 0 4px 20px rgba(0, 137, 123, 0.40);
}
.fsn-inner {
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 40px;
  display: flex;
  align-items: stretch;
  gap: 0;
}
.fsn-link {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 14px 10px;
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 1px;
  color: rgba(255, 255, 255, 0.82);
  white-space: nowrap;
  transition: color 0.22s ease, background 0.22s ease;
  position: relative;
  text-align: center;
  border-right: 1px solid rgba(255, 255, 255, 0.18);
}
.fsn-link:last-child { border-right: none; }
/* 底部指示條 */
.fsn-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  right: 50%;
  height: 3px;
  background: linear-gradient(to right, #FFCA28, #FFE082);
  border-radius: 2px;
  transition: left 0.3s ease, right 0.3s ease;
}
.fsn-link:hover { color: #fff; background: rgba(255, 255, 255, 0.14); }
.fsn-link.active { color: #fff; font-weight: 800; }
.fsn-link.active::after,
.fsn-link:hover::after { left: 8px; right: 8px; }

/* 序號小標 */
.fsn-num {
  display: inline-block;
  font-size: 11px;
  font-family: 'Playfair Display', serif;
  color: rgba(255, 255, 255, 0.55);
  margin-right: 5px;
  vertical-align: middle;
  line-height: 1;
}
.fsn-link.active .fsn-num { color: #FFCA28; }

/* ── RWD：手機版 橫向捲動單列 ── */
@media (max-width: 900px) {
  :root { --subnav-h: 46px; }   /* 單列高度 */

  /* 外層容器：隱藏捲軸但保留捲動功能，右側漸層提示 */
  #fs-subnav {
    position: relative;
  }
  #fs-subnav::after {
    content: '';
    position: absolute;
    top: 0; right: 0; bottom: 0;
    width: 40px;
    background: linear-gradient(to right, transparent, rgba(0,105,92,.85));
    pointer-events: none;
    z-index: 2;
  }

  .fsn-inner {
    padding: 0;
    flex-wrap: nowrap;          /* 單列，不換行 */
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    scroll-snap-type: x proximity;
    scrollbar-width: none;      /* Firefox 隱藏捲軸 */
    -ms-overflow-style: none;   /* IE/Edge */
  }
  .fsn-inner::-webkit-scrollbar { display: none; } /* Chrome/Safari */

  .fsn-link {
    flex: 0 0 auto;             /* 不壓縮，自然寬度 */
    padding: 13px 16px;
    font-size: 13px;
    letter-spacing: 0.5px;
    border-right: 1px solid rgba(255,255,255,.15);
    border-bottom: none;
    scroll-snap-align: start;
    white-space: nowrap;
  }
  .fsn-link:last-child {
    padding-right: 48px;        /* 最後一項多右 padding，避免被漸層遮住 */
  }
  .fsn-num { display: none; }

  .fh-content {
    padding-top: calc(var(--nav-h, 64px) + var(--subnav-h, 46px) + 16px) !important;
  }
}
@media (max-width: 480px) {
  .fsn-link { font-size: 12px; padding: 13px 14px; }
}