/*
 * senga.css — Senga+ 智慧安全廚房平台
 * Design: Luxury Showroom — Dark & Gold
 * - Deep black (#0D0D0D) + Champagne Gold (#B8975A)
 * - Noto Serif HK Light for headings, Noto Sans HK 17px for body
 * - Bootstrap v3 responsive grid
 */

/* ── DESIGN TOKENS ── */
:root {
  --gold: #B8975A;
  --gold-light: #D4B47A;
  --gold-dark: #8B6914;
  --bg-primary: #0D0D0D;
  --bg-secondary: #141414;
  --bg-card: #1A1A1A;
  --bg-card-hover: #222222;
  --text-primary: #FFFFFF;
  --text-secondary: rgba(255,255,255,0.85);
  --text-muted: rgba(160,160,160,0.8);
  --border-subtle: rgba(255,255,255,0.06);
  --border-gold: rgba(184,151,90,0.3);
}

/* ── BASE ── */
*, *::before, *::after { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  background: var(--bg-primary);
  color: var(--text-primary);
  font-family: 'Noto Sans HK', sans-serif;
  font-size: 17px;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
  font-family: 'Noto Serif HK', serif;
  font-weight: 300;
  line-height: 1.3;
  color: #FFFFFF;
  margin-top: 0;
}

p { margin-top: 0; font-size: 17px; line-height: 1.7; }

a { text-decoration: none; transition: color 0.25s ease; }
a:hover { text-decoration: none; }

img { max-width: 100%; height: auto; }

/* Scrollbar */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--bg-primary); }
::-webkit-scrollbar-thumb { background: rgba(184,151,90,0.3); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: rgba(184,151,90,0.6); }

/* ── BOOTSTRAP OVERRIDES ── */
.container { max-width: 1400px; }

/* ── NAVBAR ── */
.senga-navbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  transition: all 0.4s cubic-bezier(0.23,1,0.32,1);
  background: #0D0D0D;
  padding: 0;
}
.senga-navbar.scrolled {
  background: #0D0D0D;
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(184,151,90,0.15);
}
.senga-navbar .navbar-brand img {
  height: 52px;
  transition: height 0.4s ease;
  filter: brightness(1);
}
.senga-navbar.scrolled .navbar-brand img { height: 48px; }
.senga-navbar .navbar-nav > li > a {
  font-family: 'Noto Sans HK', sans-serif;
  font-size: 16px;
  font-weight: 400;
  letter-spacing: 0.05em;
  color: rgba(255,255,255,0.85) !important;
  padding: 8px 14px;
  border-bottom: 1px solid transparent;
  transition: all 0.25s ease;
  line-height: 1;
}
.senga-navbar .navbar-nav > li > a:hover,
.senga-navbar .navbar-nav > li.active > a {
  color: var(--gold) !important;
  border-bottom-color: var(--gold);
  background: transparent !important;
}
.senga-navbar .navbar-toggle {
  border-color: rgba(184,151,90,0.4);
  background: none;
  margin-top: 20px;
}
.senga-navbar .navbar-toggle .icon-bar { background: var(--gold); }
.senga-navbar .navbar-collapse {
  background: #0D0D0D;
  border-top: 1px solid rgba(184,151,90,0.2);
}
.senga-navbar .navbar-header { height: 90px; display: flex; align-items: center; }
.senga-navbar.scrolled .navbar-header { height: 70px; }

@media (min-width: 768px) {
  .senga-navbar .navbar-collapse {
    display: flex !important;
    align-items: center;
    height: 90px !important;
  }
  .senga-navbar.scrolled .navbar-collapse { height: 70px !important; }

  .senga-navbar .navbar-nav {
    display: flex;
    align-items: center;
    margin: 0;
  }
  .senga-navbar .navbar-nav > li { float: none; }

  .senga-navbar .navbar-nav.navbar-right {
    float: none !important;
    margin-left: auto;
  }
  .senga-navbar .navbar-nav > li > a {
    display: inline-flex;
    align-items: center;
  }
}

/* ── HERO ── */
.hero-section {
  position: relative;
  height: 100vh;
  min-height: 600px;
  overflow: hidden;
}
.hero-slide {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  opacity: 0;
  transition: opacity 1s ease;
  transform: scale(1.03);
}
.hero-slide.active { opacity: 1; }
.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to right, rgba(13,13,13,0.88) 0%, rgba(13,13,13,0.5) 55%, rgba(13,13,13,0.15) 100%);
}
.hero-content {
  position: relative;
  z-index: 10;
  height: 100%;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding-top: 90px;
  max-width: 640px;
}
.hero-label {
  font-family: 'Noto Sans HK', sans-serif;
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 0.75rem;
}
.hero-title {
  font-family: 'Noto Serif HK', serif;
  font-weight: 300;
  font-size: 52px;
  color: #FFFFFF;
  line-height: 1.15;
  margin-bottom: 1.25rem;
}
.hero-desc {
  font-family: 'Noto Sans HK', sans-serif;
  font-size: 22px;
  color: rgba(255,255,255,0.75);
  line-height: 1.8;
  margin-bottom: 2rem;
}
.hero-dots {
  position: absolute;
  bottom: 2.5rem;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: 10px;
  z-index: 20;
}
.hero-dot {
  width: 8px; height: 8px;
  border-radius: 50%;
  background: rgba(255,255,255,0.3);
  border: none;
  cursor: pointer;
  transition: all 0.3s ease;
  padding: 0;
}
.hero-dot.active {
  background: var(--gold);
  width: 24px;
  border-radius: 4px;
}
.hero-scroll {
  position: absolute;
  right: 2rem;
  bottom: 3rem;
  writing-mode: vertical-rl;
  font-family: 'Noto Sans HK', sans-serif;
  font-size: 10px;
  letter-spacing: 0.3em;
  color: rgba(255,255,255,0.4);
  z-index: 20;
}
.hero-scroll::after {
  content: '';
  display: block;
  width: 1px;
  height: 40px;
  background: linear-gradient(to bottom, var(--gold), transparent);
  margin: 8px auto 0;
  animation: scrollLine 2s ease-in-out infinite;
}
@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; }
}

/* ── STATS BAR ── */
.stats-bar {
  background: var(--bg-secondary);
  border-top: 1px solid rgba(184,151,90,0.1);
  border-bottom: 1px solid rgba(184,151,90,0.1);
  padding: 2rem 0;
}
.stat-item { text-align: center; padding: 0.5rem; }
.stat-number {
  font-family: 'Noto Serif HK', serif;
  font-weight: 300;
  font-size: 2.5rem;
  color: var(--gold);
  line-height: 1;
  margin-bottom: 0.25rem;
}
.stat-label {
  font-family: 'Noto Sans HK', sans-serif;
  font-size: 14px;
  color: var(--text-muted);
  letter-spacing: 0.05em;
}

/* ── SECTION UTILITIES ── */
.section-py { padding: 5rem 0; }
@media (max-width: 767px) { .section-py { padding: 3rem 0; } }

.section-label {
  display: inline-block;
  font-family: 'Noto Sans HK', sans-serif;
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 0.75rem;
}
.gold-line {
  width: 40px; height: 1px;
  background: linear-gradient(to right, var(--gold), transparent);
  margin-bottom: 1.5rem;
}
.section-title {
  font-family: 'Noto Serif HK', serif;
  font-weight: 300;
  font-size: 34px;
  color: #FFFFFF;
  margin-bottom: 1rem;
}
.section-desc {
  font-family: 'Noto Sans HK', sans-serif;
  font-size: 17px;
  color: var(--text-muted);
  line-height: 1.8;
}

/* ── BUTTONS ── */
.btn-gold-solid {
  display: inline-flex;
  align-items: center;
  gap: 0.625rem;
  padding: 0.875rem 2rem;
  background: var(--gold);
  border: 1px solid var(--gold);
  color: var(--bg-primary);
  font-family: 'Noto Sans HK', sans-serif;
  font-size: 14px;
  font-weight: 500;
  letter-spacing: 0.1em;
  cursor: pointer;
  transition: all 0.3s cubic-bezier(0.23,1,0.32,1);
  text-decoration: none;
  border-radius: 2px;
}
.btn-gold-solid:hover {
  background: var(--gold-light);
  border-color: var(--gold-light);
  color: var(--bg-primary);
  transform: translateY(-1px);
  box-shadow: 0 8px 24px rgba(184,151,90,0.3);
  text-decoration: none;
}
.btn-gold-solid:active { transform: scale(0.97) translateY(0); }

.btn-gold-outline {
  display: inline-flex;
  align-items: center;
  gap: 0.625rem;
  padding: 0.875rem 2rem;
  background: transparent;
  border: 1px solid var(--gold);
  color: var(--gold);
  font-family: 'Noto Sans HK', sans-serif;
  font-size: 14px;
  font-weight: 400;
  letter-spacing: 0.1em;
  cursor: pointer;
  transition: all 0.3s cubic-bezier(0.23,1,0.32,1);
  text-decoration: none;
  border-radius: 2px;
}
.btn-gold-outline:hover {
  background: rgba(184,151,90,0.1);
  color: var(--gold);
  transform: translateY(-1px);
  text-decoration: none;
}
.btn-gold-outline:active { transform: scale(0.97) translateY(0); }

/* ── CARDS ── */
.feature-card {
  background: var(--bg-card);
  border: 1px solid rgba(255,255,255,0.06);
  padding: 2rem 1.5rem;
  height: 100%;
  transition: all 0.3s ease;
  margin-bottom: 1.5rem;
}
.feature-card:hover {
  border-color: rgba(184,151,90,0.4);
  background: var(--bg-card-hover);
  transform: translateY(-2px);
}
.feature-card .icon {
  font-size: 2rem;
  color: var(--gold);
  margin-bottom: 1rem;
}
.feature-card h4 {
  font-family: 'Noto Sans HK', sans-serif;
  font-size: 18px;
  font-weight: 500;
  color: #FFFFFF;
  margin-bottom: 0.75rem;
}
.feature-card p {
  font-family: 'Noto Sans HK', sans-serif;
  font-size: 16px;
  color: var(--text-muted);
  margin: 0;
  line-height: 1.7;
}

/* Cabinet Series Card */
.cabinet-card {
  position: relative;
  overflow: hidden;
  cursor: pointer;
  margin-bottom: 1.5rem;
}
.cabinet-card img {
  width: 100%;
  height: 320px;
  object-fit: cover;
  transition: transform 0.6s cubic-bezier(0.23,1,0.32,1);
}
.cabinet-card:hover img { transform: scale(1.05); }
.cabinet-card-body {
  padding: 1.5rem;
  background: var(--bg-card);
  border: 1px solid rgba(255,255,255,0.06);
  border-top: none;
  transition: border-color 0.3s ease;
}
.cabinet-card:hover .cabinet-card-body { border-color: rgba(184,151,90,0.3); }
.cabinet-card .badge-series {
  font-family: 'Noto Sans HK', sans-serif;
  font-size: 11px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 0.5rem;
  display: block;
}
.cabinet-card h3 {
  font-family: 'Noto Serif HK', serif;
  font-weight: 300;
  font-size: 1.4rem;
  color: #FFFFFF;
  margin-bottom: 0.75rem;
}
.cabinet-card p {
  font-size: 14px;
  color: var(--text-muted);
  margin: 0;
  line-height: 1.7;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* ── VIDEO SECTION ── */
.video-section { background: #000; overflow: hidden; }
.video-grid { display: flex; }
.video-item {
  position: relative;
  flex: 1;
  overflow: hidden;
  height: 400px;
}
.video-item video {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.7;
}
.video-item-overlay {
  position: absolute;
  inset: 0;
  background: rgba(13,13,13,0.3);
  display: flex;
  align-items: flex-end;
  padding: 1.5rem;
  border-right: 1px solid rgba(184,151,90,0.2);
}
.video-item:last-child .video-item-overlay { border-right: none; }
.video-label {
  font-family: 'Noto Sans HK', sans-serif;
  font-size: 13px;
  letter-spacing: 0.15em;
  color: rgba(255,255,255,0.8);
  text-transform: uppercase;
}
@media (max-width: 991px) {
  .video-grid { flex-direction: column; }
  .video-item { height: 280px; }
}

/* ── SAFETY SECTION ── */
.safety-card {
  background: var(--bg-card);
  border: 1px solid rgba(255,255,255,0.06);
  padding: 1.5rem;
  text-align: center;
  transition: all 0.3s ease;
  margin-bottom: 1.5rem;
}
.safety-card:hover {
  border-color: rgba(184,151,90,0.4);
  background: var(--bg-card-hover);
}
.safety-card .icon { font-size: 2rem; color: var(--gold); margin-bottom: 1rem; display: block; }
.safety-card h4 {
  font-family: 'Noto Sans HK', sans-serif;
  font-size: 15px;
  font-weight: 500;
  color: #FFFFFF;
  margin-bottom: 0.5rem;
}
.safety-card p { font-size: 13px; color: var(--text-muted); margin: 0; }

/* ── CTA SECTION ── */
.cta-section {
  padding: 6rem 0;
  background: var(--bg-secondary);
  border-top: 1px solid rgba(184,151,90,0.15);
  border-bottom: 1px solid rgba(184,151,90,0.15);
}

/* ── PAGE HERO (inner pages) ── */
.page-hero {
  position: relative;
  height: 420px;
  background-size: cover;
  background-position: center;
  display: flex;
  align-items: flex-end;
  padding-bottom: 3rem;
  margin-top: 0;
}
.page-hero::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(13,13,13,0.95) 0%, rgba(13,13,13,0.5) 60%, rgba(13,13,13,0.2) 100%);
}
.page-hero-content {
  position: relative;
  z-index: 10;
  padding-top: 90px;
}
.page-hero h1 {
  font-family: 'Noto Serif HK', serif;
  font-weight: 300;
  font-size: clamp(2rem, 4vw, 3rem);
  color: #FFFFFF;
  margin-bottom: 0.5rem;
}
.page-hero p {
  font-size: 17px;
  color: rgba(255,255,255,0.7);
  margin: 0;
}

/* ── PRODUCT CARDS ── */
.product-card {
  background: var(--bg-card);
  border: 1px solid rgba(255,255,255,0.06);
  margin-bottom: 1.5rem;
  transition: all 0.3s ease;
  overflow: hidden;
}
.product-card:hover {
  border-color: rgba(184,151,90,0.3);
  transform: translateY(-2px);
  box-shadow: 0 12px 40px rgba(0,0,0,0.4);
}
.product-card .product-img-wrap {
  overflow: hidden;
  height: 220px;
  position: relative;
}
.product-card .product-img-wrap img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s cubic-bezier(0.23,1,0.32,1);
}
.product-card:hover .product-img-wrap img { transform: scale(1.05); }
.product-card .product-badge {
  position: absolute;
  top: 12px; left: 12px;
  background: var(--gold);
  color: var(--bg-primary);
  font-family: 'Noto Sans HK', sans-serif;
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.1em;
  padding: 3px 10px;
  border-radius: 1px;
}
.product-card .product-body { padding: 1.25rem; }
.product-card .product-cat {
  font-family: 'Noto Sans HK', sans-serif;
  font-size: 11px;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 0.5rem;
}
.product-card h4 {
  font-family: 'Noto Sans HK', sans-serif;
  font-size: 16px;
  font-weight: 500;
  color: #FFFFFF;
  margin-bottom: 0.5rem;
}
.product-card .product-price {
  font-family: 'Noto Serif HK', serif;
  font-size: 1.25rem;
  color: var(--gold);
  font-weight: 400;
  margin-bottom: 0.75rem;
}
.product-card .product-price .original {
  font-size: 0.9rem;
  color: var(--text-muted);
  text-decoration: line-through;
  margin-left: 0.5rem;
  font-family: 'Noto Sans HK', sans-serif;
  font-weight: 300;
}

/* ── FILTER TABS ── */
.filter-tabs { margin-bottom: 2rem; }
.filter-tab {
  display: inline-block;
  padding: 0.5rem 1.25rem;
  font-family: 'Noto Sans HK', sans-serif;
  font-size: 13px;
  letter-spacing: 0.05em;
  color: var(--text-muted);
  border: 1px solid rgba(255,255,255,0.1);
  background: transparent;
  cursor: pointer;
  transition: all 0.25s ease;
  margin: 0 0.25rem 0.5rem 0;
  border-radius: 2px;
}
.filter-tab:hover, .filter-tab.active {
  color: var(--gold);
  border-color: var(--gold);
  background: rgba(184,151,90,0.08);
}

/* ── CART SIDEBAR ── */
.cart-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.7);
  z-index: 2000;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease;
}
.cart-overlay.open { opacity: 1; pointer-events: all; }
.cart-sidebar {
  position: fixed;
  top: 0; right: 0;
  width: 380px;
  max-width: 100vw;
  height: 100vh;
  background: #111;
  border-left: 1px solid rgba(184,151,90,0.2);
  z-index: 2001;
  transform: translateX(100%);
  transition: transform 0.4s cubic-bezier(0.23,1,0.32,1);
  display: flex;
  flex-direction: column;
}
.cart-sidebar.open { transform: translateX(0); }
.cart-header {
  padding: 1.5rem;
  border-bottom: 1px solid rgba(255,255,255,0.08);
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.cart-header h3 {
  font-family: 'Noto Sans HK', sans-serif;
  font-size: 16px;
  font-weight: 500;
  color: #FFF;
  margin: 0;
}
.cart-close {
  background: none;
  border: none;
  color: var(--text-muted);
  font-size: 20px;
  cursor: pointer;
  padding: 0;
  transition: color 0.2s;
}
.cart-close:hover { color: var(--gold); }
.cart-items { flex: 1; overflow-y: auto; padding: 1rem 1.5rem; }
.cart-item {
  display: flex;
  gap: 1rem;
  padding: 1rem 0;
  border-bottom: 1px solid rgba(255,255,255,0.06);
  align-items: flex-start;
}
.cart-item img { width: 72px; height: 72px; object-fit: cover; flex-shrink: 0; }
.cart-item-info { flex: 1; }
.cart-item-name {
  font-family: 'Noto Sans HK', sans-serif;
  font-size: 14px;
  color: #FFF;
  margin-bottom: 0.25rem;
}
.cart-item-price { font-size: 14px; color: var(--gold); }
.cart-item-qty {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-top: 0.5rem;
}
.qty-btn {
  width: 24px; height: 24px;
  background: rgba(255,255,255,0.08);
  border: none;
  color: #FFF;
  cursor: pointer;
  font-size: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 0.2s;
  border-radius: 2px;
}
.qty-btn:hover { background: rgba(184,151,90,0.3); }
.cart-footer {
  padding: 1.5rem;
  border-top: 1px solid rgba(255,255,255,0.08);
}
.cart-total {
  display: flex;
  justify-content: space-between;
  margin-bottom: 1rem;
  font-family: 'Noto Sans HK', sans-serif;
  font-size: 16px;
  color: #FFF;
}
.cart-total span:last-child { color: var(--gold); font-weight: 500; }
.cart-icon-wrap {
  position: relative;
  display: inline-block;
}
.cart-badge {
  position: absolute;
  top: -6px; right: -8px;
  background: var(--gold);
  color: var(--bg-primary);
  font-size: 10px;
  font-weight: 700;
  width: 18px; height: 18px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: 'Noto Sans HK', sans-serif;
}

/* ── NEWS ── */
.news-card {
  background: var(--bg-card);
  border: 1px solid rgba(255,255,255,0.06);
  margin-bottom: 1.5rem;
  overflow: hidden;
  transition: all 0.3s ease;
}
.news-card:hover {
  border-color: rgba(184,151,90,0.3);
  transform: translateY(-2px);
}
.news-card img { width: 100%; height: 200px; object-fit: cover; transition: transform 0.5s ease; }
.news-card:hover img { transform: scale(1.05); }
.news-card-body { padding: 1.25rem; }
.news-cat {
  font-family: 'Noto Sans HK', sans-serif;
  font-size: 11px;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 0.5rem;
}
.news-card h4 {
  font-family: 'Noto Sans HK', sans-serif;
  font-size: 16px;
  font-weight: 500;
  color: #FFF;
  margin-bottom: 0.5rem;
  line-height: 1.5;
}
.news-card p { font-size: 14px; color: var(--text-muted); margin-bottom: 1rem; }
.news-date { font-size: 12px; color: rgba(160,160,160,0.5); font-family: 'Noto Sans HK', sans-serif; }

/* ── FAQ ── */
.faq-item {
  border-bottom: 1px solid rgba(255,255,255,0.08);
  margin-bottom: 0;
}
.faq-question {
  width: 100%;
  background: none;
  border: none;
  text-align: left;
  padding: 1.25rem 0;
  font-family: 'Noto Sans HK', sans-serif;
  font-size: 16px;
  font-weight: 500;
  color: #FFF;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  transition: color 0.25s ease;
}
.faq-question:hover { color: var(--gold); }
.faq-question .faq-icon {
  color: var(--gold);
  font-size: 14px;
  flex-shrink: 0;
  transition: transform 0.3s ease;
}
.faq-question.open .faq-icon { transform: rotate(45deg); }
.faq-answer {
  overflow: hidden;
  max-height: 0;
  transition: max-height 0.4s cubic-bezier(0.23,1,0.32,1);
}
.faq-answer-inner {
  padding: 0 0 1.25rem;
  font-size: 15px;
  color: var(--text-muted);
  line-height: 1.8;
}

/* ── CONTACT ── */
.contact-info-item {
  display: flex;
  gap: 1rem;
  align-items: flex-start;
  margin-bottom: 1.5rem;
}
.contact-info-item .icon {
  width: 44px; height: 44px;
  border: 1px solid rgba(184,151,90,0.3);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--gold);
  font-size: 16px;
  flex-shrink: 0;
}
.contact-info-item h5 {
  font-family: 'Noto Sans HK', sans-serif;
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 0.25rem;
}
.contact-info-item p { font-size: 15px; color: var(--text-muted); margin: 0; }

/* ── FORM ── */
.form-label-gold {
  display: block;
  font-family: 'Noto Sans HK', sans-serif;
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 0.5rem;
}
.form-control-dark {
  width: 100%;
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.1);
  color: #FFF;
  padding: 0.75rem 1rem;
  font-family: 'Noto Sans HK', sans-serif;
  font-size: 15px;
  outline: none;
  transition: border-color 0.3s ease;
  border-radius: 2px;
  -webkit-appearance: none;
}
.form-control-dark:focus { border-color: rgba(184,151,90,0.5); box-shadow: none; outline: none; }
.form-control-dark::placeholder { color: rgba(160,160,160,0.4); }
.form-control-dark option { background: #1A1A1A; color: #FFF; }
.form-group-dark { margin-bottom: 1.25rem; }

/* ── MEMBER CENTER ── */
.member-tab {
  display: block;
  padding: 0.875rem 1.25rem;
  font-family: 'Noto Sans HK', sans-serif;
  font-size: 14px;
  color: var(--text-muted);
  border-left: 2px solid transparent;
  transition: all 0.25s ease;
  cursor: pointer;
  background: none;
  border-top: none;
  border-right: none;
  border-bottom: none;
  width: 100%;
  text-align: left;
}
.member-tab:hover { color: var(--gold); border-left-color: rgba(184,151,90,0.3); }
.member-tab.active { color: var(--gold); border-left-color: var(--gold); background: rgba(184,151,90,0.05); }
.member-tab i { margin-right: 0.75rem; width: 16px; }

.order-row {
  background: var(--bg-card);
  border: 1px solid rgba(255,255,255,0.06);
  padding: 1.25rem;
  margin-bottom: 0.75rem;
  transition: border-color 0.25s ease;
}
.order-row:hover { border-color: rgba(184,151,90,0.2); }
.order-status {
  display: inline-block;
  padding: 2px 10px;
  font-size: 12px;
  font-family: 'Noto Sans HK', sans-serif;
  border-radius: 1px;
}
.status-delivered { background: rgba(34,197,94,0.15); color: #4ade80; border: 1px solid rgba(34,197,94,0.3); }
.status-processing { background: rgba(184,151,90,0.15); color: var(--gold); border: 1px solid rgba(184,151,90,0.3); }
.status-shipped { background: rgba(59,130,246,0.15); color: #60a5fa; border: 1px solid rgba(59,130,246,0.3); }

.points-card {
  background: linear-gradient(135deg, #1A1A1A 0%, #222 100%);
  border: 1px solid rgba(184,151,90,0.3);
  padding: 2rem;
  text-align: center;
  margin-bottom: 1.5rem;
}
.points-number {
  font-family: 'Noto Serif HK', serif;
  font-size: 3.5rem;
  font-weight: 300;
  color: var(--gold);
  line-height: 1;
  margin-bottom: 0.5rem;
}

/* ── FOOTER ── */
.senga-footer {
  background: #080808;
  border-top: 1px solid rgba(184,151,90,0.15);
  padding: 4rem 0 2rem;
}
.footer-brand img { height: 40px; margin-bottom: 1.25rem; }
.footer-brand p { font-size: 14px; color: var(--text-muted); line-height: 1.8; }
.footer-social { display: flex; gap: 0.75rem; margin-top: 1.5rem; }
.footer-social a {
  width: 36px; height: 36px;
  border: 1px solid rgba(184,151,90,0.3);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-muted);
  font-size: 14px;
  transition: all 0.3s ease;
  border-radius: 2px;
}
.footer-social a:hover { border-color: var(--gold); color: var(--gold); }
.footer-heading {
  font-family: 'Noto Sans HK', sans-serif;
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 1.25rem;
}
.footer-links { list-style: none; padding: 0; margin: 0; }
.footer-links li { margin-bottom: 0.625rem; }
.footer-links a {
  font-family: 'Noto Sans HK', sans-serif;
  font-size: 14px;
  color: var(--text-muted);
  transition: color 0.25s ease;
}
.footer-links a:hover { color: var(--gold); }
.footer-contact-item {
  display: flex;
  gap: 0.75rem;
  align-items: flex-start;
  margin-bottom: 0.875rem;
}
.footer-contact-item i { color: var(--gold); font-size: 13px; margin-top: 3px; flex-shrink: 0; width: 16px; }
.footer-contact-item span { font-family: 'Noto Sans HK', sans-serif; font-size: 14px; color: var(--text-muted); line-height: 1.6; }
.footer-divider {
  width: 100%;
  height: 1px;
  background: linear-gradient(to right, transparent, rgba(184,151,90,0.4), transparent);
  margin: 2rem 0 1.5rem;
}
.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.5rem;
}
.footer-bottom p { font-size: 13px; color: rgba(160,160,160,0.5); margin: 0; }
.footer-bottom-links { display: flex; gap: 1.5rem; }
.footer-bottom-links a { font-size: 13px; color: rgba(160,160,160,0.5); transition: color 0.25s ease; }
.footer-bottom-links a:hover { color: var(--gold); }

/* ── SCROLL ANIMATIONS ── */
.fade-in {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.7s cubic-bezier(0.23,1,0.32,1), transform 0.7s cubic-bezier(0.23,1,0.32,1);
}
.fade-in.visible { opacity: 1; transform: translateY(0); }
.fade-delay-1 { transition-delay: 0.1s; }
.fade-delay-2 { transition-delay: 0.2s; }
.fade-delay-3 { transition-delay: 0.3s; }
.fade-delay-4 { transition-delay: 0.4s; }

/* ── BADGE ── */
.badge-gold {
  display: inline-block;
  background: rgba(184,151,90,0.1);
  border: 1px solid rgba(184,151,90,0.3);
  color: rgba(184,151,90,0.9);
  padding: 2px 10px;
  font-family: 'Noto Sans HK', sans-serif;
  font-size: 12px;
  letter-spacing: 0.05em;
  border-radius: 1px;
}

/* ── SPEC TABLE ── */
.spec-table { width: 100%; border-collapse: collapse; }
.spec-table tr { border-bottom: 1px solid rgba(255,255,255,0.06); }
.spec-table td {
  padding: 0.875rem 0;
  font-family: 'Noto Sans HK', sans-serif;
  font-size: 14px;
}
.spec-table td:first-child { color: var(--text-muted); width: 40%; }
.spec-table td:last-child { color: #FFF; }

/* ── BREADCRUMB ── */
.senga-breadcrumb {
  background: none;
  padding: 0;
  margin: 0 0 1rem;
  font-family: 'Noto Sans HK', sans-serif;
  font-size: 13px;
}
.senga-breadcrumb li { color: var(--text-muted); }
.senga-breadcrumb li a { color: var(--text-muted); }
.senga-breadcrumb li a:hover { color: var(--gold); }
.senga-breadcrumb > li + li::before { color: rgba(184,151,90,0.4); }
.senga-breadcrumb li.active { color: var(--gold); }

/* ── MEMBER LOGIN ── */
.member-login-box {
  background: var(--bg-card);
  border: 1px solid rgba(184,151,90,0.2);
  padding: 3rem;
  max-width: 480px;
  margin: 0 auto;
}
@media (max-width: 767px) { .member-login-box { padding: 2rem 1.5rem; } }

/* ── APPOINTMENT SECTION ── */
.appt-section {
  background: var(--bg-secondary);
  border: 1px solid rgba(184,151,90,0.15);
  padding: 2.5rem;
}

/* ── RESPONSIVE HELPERS ── */
@media (max-width: 767px) {
  .hero-title { font-size: 38px; }
  .hero-label { font-size: 12px; }
  .hero-desc { font-size: 18px; }
  .section-title { font-size: 1.75rem; }
  .page-hero { height: 300px; }
  .cart-sidebar { width: 100vw; }
  .footer-bottom { flex-direction: column; text-align: center; }

  .senga-navbar > .container {
    width: 100%;
    max-width: none;
    padding-left: 0;
    padding-right: 0;
  }
  .senga-navbar .navbar-header {
    padding-left: 15px;
    padding-right: 15px;
  }

  .senga-navbar .navbar-collapse {
    padding-left: 0;
    padding-right: 0;
    margin-left: 0;
    margin-right: 0;
  }
  .senga-navbar .navbar-collapse .navbar-nav {
    margin-left: 0;
    margin-right: 0;
  }
  .senga-navbar .navbar-collapse .navbar-nav {
    float: none !important;
    width: 100%;
    text-align: center;
  }
  .senga-navbar .navbar-collapse .navbar-nav > li {
    float: none;
    display: block;
  }
  .senga-navbar .navbar-collapse .navbar-nav > li > a {
    text-align: center;
    justify-content: center;
    width: 100%;
  }
}

/* ── TOAST ── */
.senga-toast {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  background: var(--bg-card);
  border: 1px solid rgba(184,151,90,0.3);
  color: #FFF;
  padding: 1rem 1.5rem;
  font-family: 'Noto Sans HK', sans-serif;
  font-size: 14px;
  z-index: 9999;
  opacity: 0;
  transform: translateY(20px);
  transition: all 0.3s cubic-bezier(0.23,1,0.32,1);
  border-radius: 2px;
  max-width: 320px;
}
.senga-toast.show { opacity: 1; transform: translateY(0); }
.senga-toast i { color: var(--gold); margin-right: 0.5rem; }

/* ── SMOOTH IMAGE LOADING ── */
img { transition: opacity 0.3s ease; }
img[loading] { opacity: 0; }
img.loaded { opacity: 1; }

/* ── SENGA INPUT / FORM CONTROLS ── */
.senga-label {
  display: block;
  font-family: 'Noto Sans HK', sans-serif;
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 0.5rem;
}
.senga-input {
  width: 100%;
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.1);
  color: #FFF;
  padding: 0.75rem 1rem;
  font-family: 'Noto Sans HK', sans-serif;
  font-size: 15px;
  outline: none;
  transition: border-color 0.3s ease;
  border-radius: 2px;
  -webkit-appearance: none;
  box-shadow: none;
}
.senga-input:focus {
  border-color: rgba(184,151,90,0.5);
  box-shadow: none;
  outline: none;
  background: rgba(255,255,255,0.06);
  color: #FFF;
}
.senga-input::placeholder { color: rgba(160,160,160,0.4); }
.senga-select { cursor: pointer; }
.senga-select option { background: #1A1A1A; color: #FFF; }

/* ── ENQUIRY TABS (Contact Page) ── */
.enquiry-tab {
  padding: 0.5rem 1.125rem;
  font-family: 'Noto Sans HK', sans-serif;
  font-size: 13px;
  color: var(--text-muted);
  background: transparent;
  border: 1px solid rgba(255,255,255,0.1);
  cursor: pointer;
  transition: all 0.25s ease;
  border-radius: 2px;
  margin-bottom: 0.25rem;
}
.enquiry-tab:hover, .enquiry-tab.active {
  color: var(--gold);
  border-color: var(--gold);
  background: rgba(184,151,90,0.08);
}

/* ── DASHBOARD NAV BUTTONS (Member Center) ── */
.dash-nav-btn {
  display: block;
  width: 100%;
  padding: 0.875rem 1.25rem;
  font-family: 'Noto Sans HK', sans-serif;
  font-size: 14px;
  color: var(--text-muted);
  background: none;
  border: none;
  border-left: 2px solid transparent;
  text-align: left;
  cursor: pointer;
  transition: all 0.25s ease;
}
.dash-nav-btn i { margin-right: 0.75rem; width: 16px; color: var(--text-muted); transition: color 0.25s ease; }
.dash-nav-btn:hover { color: #FFF; background: rgba(255,255,255,0.03); }
.dash-nav-btn:hover i { color: var(--gold); }
.dash-nav-btn.active {
  color: var(--gold);
  border-left-color: var(--gold);
  background: rgba(184,151,90,0.05);
}
.dash-nav-btn.active i { color: var(--gold); }

/* ── ORDER CARDS (Member Center) ── */
.order-card {
  background: var(--bg-card);
  border: 1px solid rgba(255,255,255,0.06);
  padding: 1.25rem 1.5rem;
  transition: border-color 0.25s ease;
  border-radius: 2px;
}
.order-card:hover { border-color: rgba(184,151,90,0.25); }

.order-status {
  display: inline-block;
  padding: 3px 12px;
  font-family: 'Noto Sans HK', sans-serif;
  font-size: 12px;
  border-radius: 1px;
  white-space: nowrap;
}
.order-status.completed { background: rgba(34,197,94,0.12); color: #4ade80; border: 1px solid rgba(34,197,94,0.25); }
.order-status.processing { background: rgba(184,151,90,0.12); color: var(--gold); border: 1px solid rgba(184,151,90,0.3); }
.order-status.shipped { background: rgba(59,130,246,0.12); color: #60a5fa; border: 1px solid rgba(59,130,246,0.25); }

/* ── ORDER FILTER BUTTONS ── */
.order-filter-btn {
  padding: 0.4rem 1rem;
  font-family: 'Noto Sans HK', sans-serif;
  font-size: 13px;
  color: var(--text-muted);
  background: transparent;
  border: 1px solid rgba(255,255,255,0.1);
  cursor: pointer;
  transition: all 0.25s ease;
  border-radius: 2px;
}
.order-filter-btn:hover, .order-filter-btn.active {
  color: var(--gold);
  border-color: var(--gold);
  background: rgba(184,151,90,0.08);
}

/* ── MEMBER TIER BADGE ── */
.tier-gold {
  display: inline-flex;
  align-items: center;
  gap: 0.375rem;
  background: rgba(184,151,90,0.1);
  border: 1px solid rgba(184,151,90,0.3);
  color: var(--gold);
  padding: 3px 10px;
  font-family: 'Noto Sans HK', sans-serif;
  font-size: 12px;
  border-radius: 1px;
}

/* ── SPEC TABLE ENHANCED ── */
.spec-table-wrap {
  background: var(--bg-card);
  border: 1px solid rgba(255,255,255,0.06);
  overflow: hidden;
}
.spec-table-wrap .spec-table td { padding: 0.875rem 1.25rem; }
.spec-table-wrap .spec-table tr:nth-child(even) { background: rgba(255,255,255,0.02); }

/* ── PROCESS STEPS ── */
.process-step {
  text-align: center;
  padding: 1.5rem 1rem;
  position: relative;
}
.process-step-num {
  width: 52px; height: 52px;
  border: 1px solid rgba(184,151,90,0.4);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: 'Noto Serif HK', serif;
  font-weight: 300;
  font-size: 1.25rem;
  color: var(--gold);
  margin: 0 auto 1rem;
  background: rgba(184,151,90,0.05);
}
.process-step h5 {
  font-family: 'Noto Sans HK', sans-serif;
  font-size: 15px;
  font-weight: 500;
  color: #FFF;
  margin-bottom: 0.5rem;
}
.process-step p { font-size: 13px; color: var(--text-muted); margin: 0; }

/* ── PARALLAX SECTION ── */
.parallax-section {
  background-attachment: fixed;
  background-size: cover;
  background-position: center;
  position: relative;
}
@media (max-width: 767px) {
  .parallax-section { background-attachment: scroll; }
}

/* ── HORIZONTAL RULE ── */
.gold-hr {
  border: none;
  height: 1px;
  background: linear-gradient(to right, transparent, rgba(184,151,90,0.4), transparent);
  margin: 3rem 0;
}

/* ── FEATURE LIST ── */
.feature-list { list-style: none; padding: 0; margin: 0; }
.feature-list li {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  padding: 0.625rem 0;
  font-family: 'Noto Sans HK', sans-serif;
  font-size: 15px;
  color: var(--text-secondary);
  border-bottom: 1px solid rgba(255,255,255,0.04);
}
.feature-list li:last-child { border-bottom: none; }
.feature-list li i { color: var(--gold); font-size: 13px; margin-top: 4px; flex-shrink: 0; }

/* ── HIGHLIGHT BOX ── */
.highlight-box {
  background: rgba(184,151,90,0.06);
  border: 1px solid rgba(184,151,90,0.2);
  border-left: 3px solid var(--gold);
  padding: 1.25rem 1.5rem;
  margin: 1.5rem 0;
}
.highlight-box p { font-size: 15px; color: rgba(255,255,255,0.8); margin: 0; line-height: 1.7; }

/* ── MOBILE NAV SPACING ── */
@media (max-width: 767px) {
  .senga-navbar .navbar-nav { padding: 0.5rem 0; }
  .senga-navbar .navbar-nav > li > a { padding: 12px 20px; border-bottom: none; border-left: 2px solid transparent; }
  .senga-navbar .navbar-nav > li.active > a,
  .senga-navbar .navbar-nav > li > a:hover { border-left-color: var(--gold); border-bottom: none; }
}