/* ============================================================
   九零管乐 | Jiuling Wind Instrument Atelier
   Design System v2.0 — Shared Stylesheet
   ============================================================ */

/* ── Design Tokens ── */
:root {
  --ink: #121214;
  --ink-soft: #1c1c1f;
  --ink-card: #1e1e23;
  --ink-card-hover: #24242c;
  --ink-elevated: #282832;

  --gold: #b8944b;
  --gold-light: #d4b87a;
  --gold-pale: #e8d5b0;
  --gold-dim: #8b7355;
  --gold-ghost: rgba(184, 148, 75, 0.08);
  --gold-glow: rgba(184, 148, 75, 0.18);

  --cream: #f5f0e8;
  --cream-dim: #e8e2d6;
  --paper: #faf8f4;
  --paper-warm: #f7f2e8;

  --muted: #7a7a7f;
  --muted-light: #a0a0a6;
  --muted-deep: #545459;

  --rule: rgba(184, 148, 75, 0.22);
  --rule-light: rgba(184, 148, 75, 0.12);

  --serif-sc: "Noto Serif SC", "SimSun", "Source Han Serif SC", serif;
  --serif-en: "Cormorant Garamond", "Times New Roman", serif;
  --sans: "Inter", "PingFang SC", "Microsoft YaHei", sans-serif;

  --space-xs: 0.4rem;
  --space-sm: 0.8rem;
  --space-md: 1.5rem;
  --space-lg: 3rem;
  --space-xl: 5rem;
  --space-2xl: 7rem;

  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-in-out: cubic-bezier(0.65, 0, 0.35, 1);
  --ease-spring: cubic-bezier(0.22, 0.61, 0.36, 1);
  --ease-smooth: cubic-bezier(0.33, 1, 0.68, 1);
  --duration-fast: 200ms;
  --duration-normal: 400ms;
  --duration-slow: 700ms;
  --duration-glacial: 1200ms;

  --radius-sm: 2px;
  --radius-md: 4px;
  --radius-lg: 10px;
}

/* ── Reset & Base ── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html {
  scroll-behavior: smooth;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--sans);
  background: var(--ink);
  color: var(--cream);
  line-height: 1.7;
  overflow-x: hidden;
  min-height: 100vh;
}

::selection {
  background: rgba(184, 148, 75, 0.35);
  color: var(--cream);
}

::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--ink); }
::-webkit-scrollbar-thumb {
  background: var(--gold-dim);
  border-radius: 3px;
}
::-webkit-scrollbar-thumb:hover { background: var(--gold); }

img, svg { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
ul, ol { list-style: none; }
button { font-family: inherit; cursor: pointer; border: none; background: none; }

/* ── Ambient Cursor Glow ── */
.cursor-glow {
  pointer-events: none;
  position: fixed;
  z-index: 9999;
  width: 480px;
  height: 480px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(184, 148, 75, 0.06) 0%, rgba(184, 148, 75, 0.02) 30%, transparent 70%);
  transform: translate(-50%, -50%);
  transition: opacity 0.6s;
  opacity: 0;
}
.cursor-glow.visible { opacity: 1; }

/* ── Typography ── */
h1, h2, h3, h4, h5, h6 { font-weight: 500; line-height: 1.3; }

.text-gold {
  background: linear-gradient(135deg, #b8944b 0%, #e8d5b0 35%, #d4b87a 55%, #8b7355 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.section-label {
  font-family: var(--serif-sc);
  font-size: 0.75rem;
  letter-spacing: 0.3em;
  color: var(--gold);
  text-transform: uppercase;
  margin-bottom: 1rem;
}

.section-title {
  font-family: var(--serif-sc);
  font-size: clamp(1.8rem, 3.5vw, 2.6rem);
  font-weight: 500;
  letter-spacing: 0.05em;
  line-height: 1.35;
  margin-bottom: 1rem;
  color: var(--cream);
}
.section-title em {
  font-family: var(--serif-en);
  font-style: italic;
  font-weight: 300;
  display: block;
  font-size: 0.55em;
  color: var(--gold-light);
  letter-spacing: 0.04em;
  margin-top: 0.5rem;
}

.section-desc {
  font-family: var(--serif-sc);
  font-size: 0.95rem;
  color: var(--muted-light);
  line-height: 2;
  max-width: 600px;
}
.section-line { width: 40px; height: 1px; background: var(--gold); margin-bottom: 2.5rem; }

.rule { width: 100%; height: 1px; background: var(--rule); margin: 2rem 0; }
.rule.gold { background: var(--gold); width: 80px; }

.container { max-width: 1200px; margin: 0 auto; padding: 0 1.5rem; }

/* ── Navigation ── */
.nav {
  position: fixed;
  top: 0; left: 0; right: 0; z-index: 100;
  padding: 1.6rem 3rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  transition: background 0.5s var(--ease-smooth), padding 0.5s var(--ease-smooth), box-shadow 0.5s var(--ease-smooth);
  background: transparent;
}
.nav.scrolled {
  background: rgba(18, 18, 20, 0.85);
  backdrop-filter: blur(24px) saturate(1.2);
  -webkit-backdrop-filter: blur(24px) saturate(1.2);
  padding: 1rem 3rem;
  border-bottom: 1px solid var(--rule);
  box-shadow: 0 1px 0 rgba(255, 255, 255, 0.03), 0 4px 24px rgba(0, 0, 0, 0.3);
}
.nav-solid {
  background: rgba(18, 18, 20, 0.92) !important;
  backdrop-filter: blur(20px) !important;
  -webkit-backdrop-filter: blur(20px) !important;
  border-bottom: 1px solid var(--rule) !important;
}

.nav-brand {
  font-family: var(--serif-sc);
  font-size: 1.25rem;
  font-weight: 500;
  letter-spacing: 0.15em;
  margin-right: 4rem;
  color: var(--cream);
  position: relative;
  transition: color 0.3s;
}
.nav-brand:hover { color: var(--gold-light); }
.nav-brand::after {
  content: "";
  position: absolute;
  bottom: -4px; left: 0;
  width: 0; height: 1px;
  background: var(--gold);
  transition: width 0.5s var(--ease-smooth);
}
.nav-brand:hover::after { width: 100%; }

.nav-links { display: flex; gap: 2.5rem; }
.nav-links a {
  font-family: var(--serif-sc);
  font-size: 0.85rem;
  font-weight: 400;
  letter-spacing: 0.1em;
  color: var(--muted-light);
  transition: color 0.3s var(--ease-smooth);
  position: relative;
  padding: 0.3rem 0;
}
.nav-links a::after {
  content: "";
  position: absolute;
  bottom: 0; left: 0;
  width: 100%; height: 1px;
  background: var(--gold);
  transform: scaleX(0);
  transform-origin: center;
  transition: transform 0.4s var(--ease-smooth);
}
.nav-links a:hover {
  color: var(--cream);
  transform: translateY(-1px);
  text-shadow: 0 0 12px rgba(184,148,75,0.3);
}
.nav-links a.active { color: var(--cream); }
.nav-links a:hover::after,
.nav-links a.active::after { transform: scaleX(1); }

.nav-right-wrap { display: flex; align-items: center; gap: 0.6rem; margin-left: auto; }
.nav-services { display: flex; gap: 2.5rem; }
.nav-services a {
  font-family: var(--serif-sc);
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  color: var(--muted);
  transition: color 0.3s;
  position: relative;
  padding: 0.3rem 0;
}
.nav-services a::after {
  content: "";
  position: absolute;
  bottom: 0; left: 0;
  width: 100%; height: 1px;
  background: var(--gold);
  transform: scaleX(0);
  transform-origin: center;
  transition: transform 0.4s var(--ease-smooth);
}
.nav-services a:hover {
  color: var(--gold-light);
  transform: translateY(-1px);
  text-shadow: 0 0 12px rgba(184,148,75,0.3);
}
.nav-services a.active { color: var(--gold); }
.nav-services a:hover::after,
.nav-services a.active::after { transform: scaleX(1); }

.nav-back {
  font-family: var(--serif-sc);
  font-size: 0.8rem;
  letter-spacing: 0.1em;
  color: var(--gold-light);
  text-decoration: none;
  position: relative;
  transition: color 0.3s;
}
/* hover / current-page underline */
.nav-back::after {
  content: '';
  position: absolute; left: 0; right: 0; bottom: -5px;
  height: 1px; background: var(--gold);
  transform: scaleX(0); transform-origin: center;
  transition: transform 0.4s var(--ease-smooth);
}
.nav-back.active { color: var(--gold); }
.nav-back:hover::after,
.nav-back.active::after { transform: scaleX(1); }
.nav-back:hover { color: var(--gold-pale); }

/* ── Hero ── */
.hero {
  min-height: 55vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
  background: radial-gradient(ellipse at 55% 40%, #1e1c18 0%, #0d0d0f 70%);
  padding: 8rem 2rem 4rem;
  text-align: center;
}
.hero-full { min-height: 100vh; }
.hero::before {
  content: "";
  position: absolute; inset: 0;
  background:
    linear-gradient(135deg, rgba(184, 148, 75, 0.04) 0%, transparent 50%),
    linear-gradient(225deg, rgba(184, 148, 75, 0.02) 0%, transparent 50%);
}
.hero-ornament {
  position: absolute;
  border: 1px solid var(--rule);
  border-radius: 50%;
  opacity: 0.3;
  animation: heroFloat 12s ease-in-out infinite;
}
.hero-ornament::after {
  content: "";
  position: absolute;
  top: -1px; left: 20%; right: 20%;
  height: 1px;
  background: var(--gold-dim);
}

.hero-eyebrow {
  font-family: var(--serif-sc);
  font-size: 0.8rem;
  font-weight: 400;
  letter-spacing: 0.35em;
  color: var(--gold);
  text-transform: uppercase;
  margin-bottom: 1.5rem;
  position: relative; z-index: 2;
}
.hero-title {
  font-family: var(--serif-sc);
  font-size: clamp(2.2rem, 5vw, 4rem);
  font-weight: 500;
  line-height: 1.2;
  letter-spacing: 0.04em;
  color: var(--cream);
  margin-bottom: 1rem;
  position: relative; z-index: 2;
}
.hero-title em {
  font-family: var(--serif-en);
  font-style: italic;
  font-weight: 300;
  display: block;
  font-size: 0.5em;
  color: var(--gold-light);
  letter-spacing: 0.06em;
  margin-top: 0.3rem;
}
.hero-line {
  width: 60px; height: 1px;
  background: var(--gold);
  margin: 0 auto 1.2rem;
  position: relative; z-index: 2;
}
.hero-desc {
  font-family: var(--serif-sc);
  font-size: 1rem;
  font-weight: 300;
  color: var(--muted-light);
  max-width: 480px;
  margin: 0 auto;
  letter-spacing: 0.06em;
  line-height: 2;
  position: relative; z-index: 2;
}
.hero-scroll {
  position: absolute;
  bottom: 2.5rem; left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
  opacity: 0.5;
  cursor: pointer;
  z-index: 2;
  transition: opacity 0.3s;
}
.hero-scroll:hover { opacity: 0.8; }
.hero-scroll span {
  font-family: var(--serif-sc);
  font-size: 0.7rem; letter-spacing: 0.15em;
}
.hero-scroll-line {
  width: 1px; height: 40px;
  background: var(--gold);
  animation: scrollPulse 2s ease-in-out infinite;
}

/* ── Sections ── */
.section {
  padding: var(--space-2xl) 3rem;
  position: relative;
  border-top: 1px solid rgba(0, 0, 0, 0.04);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.03);
  overflow: hidden;
}

/* ── Section Embossed Relief Textures ── */
.section-light {
  background: var(--paper-warm); color: var(--ink);
}
.section-light::before {
  content: '';
  position: absolute; inset: 0; pointer-events: none; z-index: 0;
  background:
    radial-gradient(ellipse at 15% 30%, rgba(184,148,75,0.04) 0%, transparent 55%),
    radial-gradient(ellipse at 72% 70%, rgba(184,148,75,0.03) 0%, transparent 50%),
    radial-gradient(ellipse at 45% 15%, rgba(139,115,85,0.02) 0%, transparent 45%);
}
.section-light::after {
  content: '';
  position: absolute; inset: 0; pointer-events: none; z-index: 0; opacity: 0.35;
  background-image:
    repeating-linear-gradient(45deg, transparent, transparent 120px, rgba(184,148,75,0.015) 120px, rgba(184,148,75,0.015) 121px),
    repeating-linear-gradient(-45deg, transparent, transparent 120px, rgba(184,148,75,0.01) 120px, rgba(184,148,75,0.01) 121px);
  mask-image: radial-gradient(ellipse 70% 60% at 50% 50%, black 30%, transparent 75%);
  -webkit-mask-image: radial-gradient(ellipse 70% 60% at 50% 50%, black 30%, transparent 75%);
}

.section-dark {
  background: var(--ink); color: var(--cream);
}
.section-dark::before {
  content: '';
  position: absolute; inset: 0; pointer-events: none; z-index: 0;
  background:
    radial-gradient(ellipse at 25% 25%, rgba(184,148,75,0.03) 0%, transparent 55%),
    radial-gradient(ellipse at 80% 60%, rgba(184,148,75,0.025) 0%, transparent 50%),
    radial-gradient(ellipse at 55% 80%, rgba(139,115,85,0.02) 0%, transparent 45%);
}
.section-dark::after {
  content: '';
  position: absolute; inset: 0; pointer-events: none; z-index: 0; opacity: 0.25;
  background-image:
    radial-gradient(circle at 30% 25%, rgba(184,148,75,0.03) 0%, transparent 40%),
    radial-gradient(circle at 70% 55%, rgba(184,148,75,0.02) 0%, transparent 35%),
    radial-gradient(circle at 45% 80%, rgba(184,148,75,0.025) 0%, transparent 38%);
  background-size: 300px 300px, 260px 260px, 340px 340px;
  background-position: 0% 0%, 40% 30%, 15% 55%;
  background-repeat: no-repeat;
}

.section-soft {
  background: var(--ink-soft); color: var(--cream);
}
.section-soft::before {
  content: '';
  position: absolute; inset: 0; pointer-events: none; z-index: 0;
  background:
    repeating-linear-gradient(0deg, transparent, transparent 2px, rgba(184,148,75,0.012) 2px, rgba(184,148,75,0.012) 3px);
  mask-image: radial-gradient(ellipse 60% 55% at 50% 45%, black 25%, transparent 72%);
  -webkit-mask-image: radial-gradient(ellipse 60% 55% at 50% 45%, black 25%, transparent 72%);
}
.section-soft::after {
  content: '';
  position: absolute; inset: 0; pointer-events: none; z-index: 0;
  background:
    radial-gradient(ellipse at 20% 40%, rgba(184,148,75,0.03) 0%, transparent 50%),
    radial-gradient(ellipse at 75% 30%, rgba(184,148,75,0.02) 0%, transparent 48%);
  opacity: 0.7;
}

/* Ensure section content stays above textures */
.section > .container { position: relative; z-index: 1; }

.content-section { padding: 5rem 3rem; max-width: 1100px; margin: 0 auto; }
.section-divider {
  width: 100%; max-width: 1100px;
  margin: 0 auto; height: 1px;
  background: var(--rule);
}

/* ── Cards (Universal) ── */
.card {
  background: linear-gradient(160deg, #18181e 0%, #1f1f27 50%, #17171d 100%);
  border: 1px solid var(--rule);
  transition: border-color var(--duration-slow) var(--ease-smooth),
              transform var(--duration-slow) var(--ease-smooth),
              box-shadow var(--duration-slow) var(--ease-smooth);
  position: relative;
  overflow: hidden;
}
.card::before {
  content: "";
  position: absolute;
  top: 0; left: 2rem; right: 2rem;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--gold), transparent);
  opacity: 0;
  transition: opacity var(--duration-slow) var(--ease-smooth);
}
.card:hover { border-color: var(--gold-dim); }
.card:hover::before { opacity: 0.8; }

.card-tilt { transform-style: preserve-3d; perspective: 1000px; }
.card-tilt:hover { transform: translateY(-4px); }
.card-tilt .card-tilt-inner { transition: transform 0.1s ease-out; }

.service-card {
  padding: 2.5rem;
  cursor: default;
}
.service-card:hover { transform: translateY(-4px); }

.service-icon {
  font-family: var(--serif-en);
  font-size: 2.5rem;
  font-style: italic;
  color: var(--gold);
  margin-bottom: 1.5rem;
  line-height: 1;
  transition: color 0.4s, transform 0.4s var(--ease-spring);
}
.service-card:hover .service-icon {
  color: var(--gold-light);
  transform: scale(1.08);
}

.service-title {
  font-family: var(--serif-sc);
  font-size: 1.25rem;
  font-weight: 500;
  letter-spacing: 0.06em;
  margin-bottom: 1rem;
  line-height: 1.4;
  color: var(--cream);
}
.service-desc {
  font-family: var(--serif-sc);
  font-size: 0.85rem;
  color: var(--muted-light);
  line-height: 1.9;
  letter-spacing: 0.03em;
}
.service-link {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--serif-sc);
  font-size: 0.8rem;
  color: var(--gold);
  letter-spacing: 0.1em;
  padding: 0.4rem 1.2rem;
  border: 1px solid rgba(184,148,75,0.25);
  position: relative;
  overflow: hidden;
  transition: color 0.4s var(--ease-smooth), gap 0.3s var(--ease-smooth), border-color 0.4s var(--ease-smooth);
}
.service-link::before {
  content: '';
  position: absolute; inset: 0;
  background: var(--gold);
  transform: scaleX(0);
  transform-origin: right;
  transition: transform 0.45s var(--ease-smooth);
  z-index: 0;
}
.service-link:hover::before {
  transform: scaleX(1);
  transform-origin: left;
}
.service-link:hover {
  color: var(--ink);
  gap: 0.9rem;
  border-color: var(--gold);
}
.service-link span, .service-link * { position: relative; z-index: 1; }
.service-link-arrow {
  font-family: var(--serif-en);
  font-size: 1.1rem;
  transition: transform 0.3s;
}

.service-links {
  display: flex;
  gap: 1rem;
  margin-top: 1.5rem;
  flex-wrap: wrap;
}
.service-shop-link {
  background: rgba(184,148,75,0.06);
}
.service-shop-link:hover {
  background: rgba(184,148,75,0.15);
}

.content-card {
  background: var(--ink-card);
  border: 1px solid var(--rule);
  padding: 2.5rem;
  transition: border-color 0.4s, box-shadow 0.4s, transform 0.4s var(--ease-smooth);
}
.content-card:hover {
  border-color: var(--gold-dim);
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.3);
  transform: translateY(-3px);
}
.content-card-icon {
  font-family: var(--serif-en);
  font-size: 2.5rem;
  font-style: italic;
  color: var(--gold);
  margin-bottom: 1.2rem;
  line-height: 1;
  transition: color 0.3s, transform 0.4s var(--ease-spring);
}
.content-card:hover .content-card-icon {
  color: var(--gold-light);
  transform: scale(1.1);
}
.content-card-title {
  font-family: var(--serif-sc);
  font-size: 1.15rem;
  font-weight: 500;
  letter-spacing: 0.06em;
  margin-bottom: 0.8rem;
  color: var(--cream);
}
.content-card-desc {
  font-family: var(--serif-sc);
  font-size: 0.85rem;
  color: var(--muted-light);
  line-height: 1.9;
}

.highlight-card {
  text-align: center;
  padding: 2.5rem 1.5rem;
  border: 1px solid var(--rule);
  background: var(--ink-card);
  transition: transform 0.4s var(--ease-smooth), border-color 0.4s, box-shadow 0.4s;
}

.plan-card {
  background: var(--ink-card);
  border: 1px solid var(--rule);
  padding: 2rem;
  text-align: center;
  transition: border-color 0.4s, transform 0.4s var(--ease-smooth), box-shadow 0.4s var(--ease-smooth);
  position: relative;
  overflow: hidden;
}
.plan-card:hover {
  border-color: var(--gold-dim);
  transform: translateY(-6px);
  box-shadow: 0 16px 48px rgba(0, 0, 0, 0.4);
}
.plan-card::before {
  content: "";
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--gold-dim), transparent);
  opacity: 0;
  transition: opacity 0.4s;
}
.plan-card:hover::before { opacity: 1; }
.plan-card.featured {
  border-color: var(--gold-dim);
  background: linear-gradient(180deg, var(--ink-card) 0%, rgba(184, 148, 75, 0.06) 100%);
}
.plan-tag {
  font-family: var(--serif-sc);
  font-size: 0.65rem;
  letter-spacing: 0.2em;
  color: var(--gold);
  text-transform: uppercase;
  margin-bottom: 1rem;
}
.plan-name {
  font-family: var(--serif-sc);
  font-size: 1.3rem;
  font-weight: 500;
  letter-spacing: 0.06em;
  color: var(--cream);
  margin-bottom: 0.5rem;
}
.plan-freq {
  font-family: var(--serif-sc);
  font-size: 0.75rem;
  color: var(--gold-dim);
  margin-bottom: 1.5rem;
  letter-spacing: 0.08em;
}
.plan-features { text-align: left; }
.plan-features li {
  font-family: var(--serif-sc);
  font-size: 0.8rem;
  color: var(--muted-light);
  padding: 0.5rem 0;
  border-bottom: 1px solid var(--rule-light);
  letter-spacing: 0.03em;
}
.plan-features li:last-child { border-bottom: none; }

.instrument-card {
  background: var(--ink-card);
  border: 1px solid var(--rule);
  overflow: hidden;
  transition: transform 0.4s var(--ease-smooth), box-shadow 0.4s var(--ease-smooth), border-color 0.4s;
  cursor: pointer;
}
.instrument-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 20px 48px rgba(0, 0, 0, 0.45), 0 0 60px rgba(184, 148, 75, 0.04);
  border-color: var(--gold-dim);
}
.instrument-img {
  width: 100%; height: 220px;
  background: linear-gradient(135deg, var(--ink-soft) 0%, var(--ink-card) 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
}
.instrument-img::before {
  content: "";
  position: absolute; inset: 0;
  background: radial-gradient(ellipse at center, rgba(184, 148, 75, 0.06) 0%, transparent 70%);
}
.instrument-img-icon {
  font-family: var(--serif-en);
  font-size: 5rem;
  font-style: italic;
  color: var(--gold);
  opacity: 0.18;
  transition: opacity 0.4s, transform 0.6s var(--ease-spring);
}
.instrument-card:hover .instrument-img-icon {
  opacity: 0.28;
  transform: scale(1.08);
}
.instrument-body { padding: 1.8rem; }
.instrument-cat {
  font-family: var(--serif-sc);
  font-size: 0.65rem;
  letter-spacing: 0.2em;
  color: var(--gold-dim);
  text-transform: uppercase;
  margin-bottom: 0.5rem;
}
.instrument-name {
  font-family: var(--serif-sc);
  font-size: 1.2rem;
  font-weight: 500;
  letter-spacing: 0.06em;
  color: var(--cream);
  margin-bottom: 0.5rem;
}
.instrument-desc {
  font-family: var(--serif-sc);
  font-size: 0.8rem;
  color: var(--muted-light);
  line-height: 1.8;
  margin-bottom: 1rem;
}
.instrument-meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-top: 1px solid var(--rule);
  padding-top: 1rem;
}
.instrument-price {
  font-family: var(--serif-en);
  font-size: 1.1rem;
  font-style: italic;
  color: var(--gold-light);
}
.instrument-cta {
  font-family: var(--serif-sc);
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  color: var(--gold);
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  transition: gap 0.3s;
}
.instrument-cta:hover { gap: 0.7rem; }

/* ── Buttons ── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  font-family: var(--serif-sc);
  font-size: 0.85rem;
  letter-spacing: 0.12em;
  color: var(--cream);
  border: 1px solid var(--gold);
  padding: 1rem 2.8rem;
  transition: background 0.45s var(--ease-smooth), color 0.45s var(--ease-smooth), gap 0.3s var(--ease-smooth);
  position: relative;
  overflow: hidden;
  cursor: pointer;
}
.btn::before {
  content: "";
  position: absolute; inset: 0;
  background: var(--gold);
  transform: scaleX(0);
  transform-origin: right;
  transition: transform 0.45s var(--ease-smooth);
  z-index: 0;
}
.btn:hover::before {
  transform: scaleX(1);
  transform-origin: left;
}
.btn:hover { color: var(--ink); gap: 0.9rem; }
.btn span, .btn * { position: relative; z-index: 1; }

.btn-outline {
  background: transparent;
  border: 1px solid var(--gold);
  color: var(--gold);
}
.btn-outline:hover { background: var(--gold); color: var(--ink); }

.btn-ghost {
  background: transparent;
  border: 1px solid var(--rule);
  color: var(--muted-light);
}
.btn-ghost:hover { border-color: var(--gold); color: var(--gold-light); }

.btn-magnetic { transition: transform 0.15s ease-out; }

/* ── Forms ── */
.form-section { padding: 5rem 3rem; max-width: 720px; margin: 0 auto; border-top: 1px solid var(--rule); }
.booking-form, .inquiry-form { display: flex; flex-direction: column; gap: 1.5rem; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1.5rem; }
.form-group { display: flex; flex-direction: column; gap: 0.5rem; }
.form-group.full { grid-column: 1 / -1; }
.form-label {
  font-family: var(--serif-sc);
  font-size: 0.8rem;
  letter-spacing: 0.1em;
  color: var(--gold-dim);
}
.form-input, .form-select, .form-textarea {
  background: var(--ink-card);
  border: 1px solid var(--rule);
  padding: 0.9rem 1.1rem;
  color: var(--cream);
  font-family: var(--serif-sc);
  font-size: 0.9rem;
  letter-spacing: 0.04em;
  transition: border-color 0.3s var(--ease-smooth), box-shadow 0.3s var(--ease-smooth);
  outline: none;
  width: 100%;
  border-radius: var(--radius-sm);
}
.form-input:focus, .form-select:focus, .form-textarea:focus {
  border-color: var(--gold);
  box-shadow: 0 0 0 3px var(--gold-ghost), 0 0 20px rgba(184, 148, 75, 0.06);
}
.form-input::placeholder, .form-textarea::placeholder { color: var(--muted-deep); }
.form-select {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath d='M6 8L1 3h10z' fill='%23b8944b'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 1rem center;
  padding-right: 2.5rem;
  cursor: pointer;
}
.form-select option { background: var(--ink-card); color: var(--cream); }
.form-textarea { resize: vertical; min-height: 120px; line-height: 1.8; }

.form-submit {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  padding: 1rem 2.5rem;
  background: transparent;
  border: 1px solid var(--gold);
  color: var(--gold);
  font-family: var(--serif-sc);
  font-size: 0.9rem;
  letter-spacing: 0.12em;
  cursor: pointer;
  transition: all 0.45s var(--ease-smooth);
  margin-top: 1rem;
  align-self: flex-start;
  position: relative;
  overflow: hidden;
}
.form-submit::before {
  content: "";
  position: absolute; inset: 0;
  background: var(--gold);
  transform: scaleX(0);
  transform-origin: right;
  transition: transform 0.45s var(--ease-smooth);
  z-index: 0;
}
.form-submit:hover::before {
  transform: scaleX(1);
  transform-origin: left;
}
.form-submit:hover { color: var(--ink); gap: 0.8rem; }
.form-submit span, .form-submit * { position: relative; z-index: 1; }

.form-plan-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.3rem 0.8rem;
  background: rgba(184, 148, 75, 0.08);
  border: 1px solid var(--rule);
  border-radius: var(--radius-sm);
  font-family: var(--serif-sc);
  font-size: 0.8rem;
  color: var(--gold-light);
  animation: fadeInDown 0.4s var(--ease-smooth);
}
.form-plan-badge .badge-close {
  background: none; border: none;
  color: var(--muted);
  cursor: pointer;
  font-size: 1rem; line-height: 1;
  padding: 0 0.2rem;
  transition: color 0.2s;
}
.form-plan-badge .badge-close:hover { color: var(--cream); }

.add-plan-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  padding: 0.5rem 0;
  background: transparent;
  border: none;
  color: var(--gold-dim);
  font-family: var(--serif-sc);
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  cursor: pointer;
  transition: color 0.3s;
  margin-top: 0.3rem;
}
.add-plan-btn:hover { color: var(--gold-light); }
.add-plan-btn .plus { font-family: var(--serif-en); font-size: 1.1rem; line-height: 1; }


.search-row { max-width: 500px; margin: 0 auto 2rem; position: relative; }
.search-input {
  width: 100%;
  background: var(--ink-card);
  border: 1px solid var(--rule);
  padding: 1rem 1.2rem 1rem 2.8rem;
  color: var(--cream);
  font-family: var(--serif-sc);
  font-size: 0.9rem;
  letter-spacing: 0.05em;
  outline: none;
  border-radius: var(--radius-sm);
  transition: border-color 0.3s var(--ease-smooth), box-shadow 0.3s var(--ease-smooth);
}
.search-input:focus {
  border-color: var(--gold);
  box-shadow: 0 0 0 3px var(--gold-ghost), 0 0 20px rgba(184, 148, 75, 0.06);
}
.search-input::placeholder { color: var(--muted-deep); }
.search-icon {
  position: absolute;
  left: 1rem; top: 50%;
  transform: translateY(-50%);
  color: var(--gold-dim);
  font-family: var(--serif-en);
  font-size: 1.1rem;
  pointer-events: none;
}

/* ── Toast ── */
.form-toast {
  position: fixed;
  bottom: 3rem; left: 50%;
  transform: translateX(-50%) translateY(20px);
  background: var(--ink-elevated);
  border: 1px solid var(--gold-dim);
  padding: 1rem 2rem;
  font-family: var(--serif-sc);
  font-size: 0.85rem;
  color: var(--gold-light);
  letter-spacing: 0.06em;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.4s var(--ease-smooth), transform 0.4s var(--ease-smooth);
  z-index: 200;
  border-radius: var(--radius-sm);
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.5);
}
.form-toast.show {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
}
.form-toast.success { border-color: var(--gold); }
.form-toast.error { border-color: #c44; color: #e88; }

/* ── Clickable ── */
.clickable {
  position: relative;
  cursor: pointer;
  transition: border-color 0.4s var(--ease-smooth), box-shadow 0.4s var(--ease-smooth), transform 0.4s var(--ease-smooth);
}
.clickable.checked {
  border-color: rgba(228, 198, 138, 0.72) !important;
  box-shadow: inset 0 0 0 1px rgba(228, 198, 138, 0.22),
              0 10px 30px -20px rgba(0, 0, 0, 0.9) !important;
}
.clickable.checked::after {
  content: "";
  position: absolute;
  top: 0.85rem !important;
  right: 0.9rem !important;
  left: auto !important;
  bottom: auto !important;
  width: 10px; height: 10px;
  border-radius: 50%;
  background: #E4C68A;
  border: 1px solid rgba(255, 255, 255, 0.55);
  box-shadow: 0 0 0 4px rgba(216, 175, 106, 0.20),
              0 0 14px rgba(216, 175, 106, 0.65);
  opacity: 1;
  z-index: 3;
  pointer-events: none;
}
.clickable .check-mark {
  display: none;
  position: absolute;
  top: 0.8rem; right: 1rem;
  color: var(--gold);
  font-size: 0.9rem;
}
.clickable.checked .check-mark { display: block; }

/* ── Category Tabs ── */
.cat-tabs { display: flex; gap: 1rem; margin-bottom: 3rem; flex-wrap: wrap; }
.cat-tab {
  font-family: var(--serif-sc);
  font-size: 0.8rem;
  letter-spacing: 0.1em;
  color: var(--muted);
  background: none;
  border: 1px solid var(--rule);
  padding: 0.6rem 1.4rem;
  cursor: pointer;
  transition: all 0.3s var(--ease-smooth);
  border-radius: var(--radius-sm);
}
.cat-tab:hover { border-color: var(--gold-dim); color: var(--cream); }
.cat-tab.active {
  border-color: var(--gold);
  color: var(--gold-light);
  background: var(--gold-ghost);
}

/* ── Grid Layouts ── */
.services-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1.5rem; margin-top: 3rem; }
.content-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 4rem; margin-top: 3rem; }
.highlight-grid { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 2rem; margin-top: 3rem; }
.plan-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.5rem; margin-top: 3rem; }
.instrument-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 2rem; }
.craft-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 0; margin-top: 4rem; }
.custom-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 2rem; margin-top: 3rem; }
.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 4rem; margin-top: 3rem; }
.inventory-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1.5rem; margin-top: 3.5rem; }

/* ── Craft Steps ── */
.craft-step {
  padding: 2.5rem 2rem;
  position: relative;
  border-right: 1px solid var(--rule);
}
.craft-step:last-child { border-right: none; }
.craft-step-num {
  font-family: var(--serif-en);
  font-size: 3.5rem;
  font-style: italic;
  background: linear-gradient(180deg, var(--gold) 0%, var(--gold-dim) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  opacity: 0.3;
  line-height: 1;
  margin-bottom: -1rem;
}
.craft-step-title {
  font-family: var(--serif-sc);
  font-size: 1.05rem;
  font-weight: 500;
  letter-spacing: 0.06em;
  color: var(--cream);
  margin: 1rem 0 0.8rem;
}
.craft-step-desc {
  font-family: var(--serif-sc);
  font-size: 0.8rem;
  color: var(--muted-light);
  line-height: 1.8;
}

/* ── Process Steps (Numbered Lists) ── */
.steps-list, .process-list { margin-top: 2rem; counter-reset: step; }
.process-list li, .steps-list li {
  counter-increment: step;
  padding: 1.8rem 0;
  border-bottom: 1px solid var(--rule);
  display: flex;
  gap: 1.5rem;
  align-items: flex-start;
  transition: padding-left 0.3s var(--ease-smooth);
}
.process-list li:hover, .steps-list li:hover { padding-left: 0.5rem; }
.process-list li:last-child, .steps-list li:last-child { border-bottom: none; }
.process-num, .step-num {
  font-family: var(--serif-en);
  font-size: 2rem;
  font-style: italic;
  color: var(--gold);
  opacity: 0.3;
  flex-shrink: 0;
  width: 48px;
  line-height: 1;
  transition: opacity 0.3s;
}
.process-list li:hover .process-num,
.steps-list li:hover .step-num { opacity: 0.55; }
.process-title, .step-title {
  font-family: var(--serif-sc);
  font-size: 1rem;
  font-weight: 500;
  letter-spacing: 0.06em;
  color: var(--cream);
  margin-bottom: 0.3rem;
}
.process-desc, .step-desc {
  font-family: var(--serif-sc);
  font-size: 0.8rem;
  color: var(--muted-light);
  line-height: 1.8;
}

/* ── Contact Map ── */
.contact-map {
  display: block;
  position: relative;
  width: 100%;
  aspect-ratio: 4/3;
  min-height: 380px;
  border: 1px solid var(--rule);
  overflow: hidden;
  cursor: pointer;
  background: #ded5c3;
  transition: border-color 0.5s var(--ease-smooth), box-shadow 0.5s var(--ease-smooth);
}
.contact-map:hover {
  border-color: var(--gold-dim);
  box-shadow: 0 0 24px rgba(184, 148, 75, 0.08);
}

/* ── Footer ── */
.footer {
  text-align: center;
  padding: 3rem;
  border-top: 1px solid var(--rule);
  background: var(--ink);
}
.footer-brand {
  font-family: var(--serif-sc);
  font-size: 1rem;
  font-weight: 500;
  letter-spacing: 0.15em;
  color: var(--cream);
}
.footer-text {
  font-family: var(--serif-sc);
  font-size: 0.75rem;
  color: var(--muted);
  margin-top: 0.5rem;
  letter-spacing: 0.06em;
}

/* ── CTA Banner ── */
.cta-banner {
  padding: 5rem 3rem;
  text-align: center;
  background: linear-gradient(180deg, var(--ink-soft) 0%, var(--ink) 100%);
  border-top: 1px solid var(--rule);
  border-bottom: 1px solid var(--rule);
  position: relative;
  overflow: hidden;
}
.cta-banner::before {
  content: "";
  position: absolute; inset: 0;
  background:
    radial-gradient(ellipse at 50% 0%, rgba(184, 148, 75, 0.06) 0%, transparent 60%),
    radial-gradient(ellipse at 30% 80%, rgba(184, 148, 75, 0.02) 0%, transparent 45%),
    radial-gradient(ellipse at 75% 60%, rgba(184, 148, 75, 0.02) 0%, transparent 42%);
  pointer-events: none; z-index: 0;
}
.cta-banner::after {
  content: "";
  position: absolute; inset: 0;
  pointer-events: none; z-index: 0;
  background:
    repeating-linear-gradient(0deg, transparent, transparent 3px, rgba(184,148,75,0.015) 3px, rgba(184,148,75,0.015) 4px);
  mask-image: radial-gradient(ellipse 55% 50% at 50% 40%, black 20%, transparent 70%);
  -webkit-mask-image: radial-gradient(ellipse 55% 50% at 50% 40%, black 20%, transparent 70%);
  opacity: 0.6;
}
.cta-banner-title {
  font-family: var(--serif-sc);
  font-size: clamp(1.6rem, 3vw, 2.2rem);
  font-weight: 500;
  letter-spacing: 0.06em;
  margin-bottom: 1rem;
  color: var(--cream);
}
.cta-banner-desc {
  font-family: var(--serif-sc);
  font-size: 0.9rem;
  color: var(--muted-light);
  letter-spacing: 0.05em;
  margin-bottom: 2.5rem;
}

/* ── Shop Banner ── */
.shop-banner { max-width: 1100px; margin: 0 auto; padding: 0 3rem 5rem; }
.shop-banner-inner {
  display: flex;
  align-items: center;
  gap: 3rem;
  background: linear-gradient(135deg, rgba(184, 148, 75, 0.06) 0%, var(--ink-card) 60%);
  border: 1px solid var(--gold-dim);
  padding: 3rem;
  transition: all 0.4s var(--ease-smooth);
  position: relative;
  overflow: hidden;
  cursor: pointer;
  border-radius: var(--radius-sm);
}
.shop-banner-inner:hover {
  background: linear-gradient(135deg, rgba(184, 148, 75, 0.1) 0%, var(--ink-card) 60%);
  border-color: var(--gold);
  transform: translateY(-3px);
  box-shadow: 0 16px 48px rgba(0, 0, 0, 0.35);
}
.shop-banner-inner::after {
  content: "";
  position: absolute;
  top: 0; right: 0;
  width: 200px; height: 200px;
  border-left: 1px solid rgba(184, 148, 75, 0.08);
  border-bottom: 1px solid rgba(184, 148, 75, 0.08);
  pointer-events: none;
}
.shop-banner-icon {
  font-family: var(--serif-en);
  font-size: 5rem;
  font-style: italic;
  color: var(--gold);
  opacity: 0.2;
  flex-shrink: 0;
  transition: opacity 0.4s, transform 0.6s var(--ease-spring);
}
.shop-banner-inner:hover .shop-banner-icon {
  opacity: 0.35;
  transform: scale(1.08);
}
.shop-banner-label {
  font-family: var(--serif-sc);
  font-size: 0.7rem;
  letter-spacing: 0.3em;
  color: var(--gold);
  text-transform: uppercase;
  margin-bottom: 0.5rem;
}
.shop-banner-title {
  font-family: var(--serif-sc);
  font-size: 1.5rem;
  font-weight: 500;
  letter-spacing: 0.06em;
  color: var(--cream);
  margin-bottom: 0.8rem;
}
.shop-banner-title em {
  font-family: var(--serif-en);
  font-style: italic;
  font-weight: 300;
  display: block;
  font-size: 0.5em;
  color: var(--gold-light);
  letter-spacing: 0.06em;
  margin-top: 0.5rem;
}
.shop-banner-desc {
  font-family: var(--serif-sc);
  font-size: 0.85rem;
  color: var(--muted-light);
  line-height: 1.8;
}

/* ── Gallery ── */
.gallery-strip { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1rem; margin-top: 3rem; }
.gallery-item {
  aspect-ratio: 1;
  background: var(--ink-card);
  border: 1px solid var(--rule);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: border-color 0.3s, transform 0.3s var(--ease-spring), box-shadow 0.3s;
  cursor: pointer;
  border-radius: var(--radius-sm);
}
.gallery-item:hover {
  border-color: var(--gold-dim);
  transform: scale(1.03);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.3);
}
.gallery-icon {
  font-family: var(--serif-en);
  font-size: 3rem;
  font-style: italic;
  color: var(--gold);
  opacity: 0.12;
  transition: opacity 0.4s, transform 0.4s var(--ease-spring);
}
.gallery-item:hover .gallery-icon { opacity: 0.3; transform: scale(1.1); }

/* ── Tags ── */
.custom-tags { display: flex; flex-wrap: wrap; gap: 0.5rem; margin-top: 1.2rem; }
.custom-tag {
  font-family: var(--serif-sc);
  font-size: 0.65rem;
  letter-spacing: 0.08em;
  color: var(--gold-dim);
  padding: 0.25rem 0.7rem;
  border: 1px solid rgba(184, 148, 75, 0.15);
  border-radius: var(--radius-sm);
  transition: color 0.3s, border-color 0.3s, background 0.3s;
}
.custom-tag:hover {
  color: var(--gold-light);
  border-color: var(--gold-dim);
  background: var(--gold-ghost);
}

/* ── Philosophy Section ── */
.phil-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 5rem; align-items: center; }
/* 数据融进正文：一条细金线 + 横向连续排版，不再各自成框 */
.phil-stat {
  position: relative;
  display: flex; align-items: baseline; flex-wrap: wrap; gap: 0;
  margin-top: 1.9rem; padding-top: 1.35rem;
  border: none; background: none;
}
/* 只用线条：顶部细线由伪元素绘制，不使用任何实体 border */
.phil-stat::before {
  content: ''; position: absolute; top: 0; left: 0; right: 0; height: 1px;
  background: linear-gradient(to right, rgba(184, 148, 75, .34), rgba(184, 148, 75, .08) 70%, transparent);
}
.phil-stat-item {
  display: inline-flex; align-items: baseline; gap: .6rem;
  padding: 0; border: none; background: none;
  transition: opacity .3s;
}
.phil-stat-item + .phil-stat-item {
  position: relative;
  margin-left: 2.2rem; padding-left: 2.2rem;
  border: none;
}
.phil-stat-item + .phil-stat-item::before {
  content: ''; position: absolute; left: 0; top: .12em; bottom: .08em; width: 1px;
  background: rgba(184, 148, 75, .26);
}
.phil-stat-item:hover { opacity: .9; }
.phil-stat-num {
  font-family: var(--serif-en);
  font-size: 2.4rem;
  font-style: italic;
  color: var(--gold);
  line-height: 1;
}
.phil-stat-label {
  font-family: var(--serif-sc);
  font-size: 0.8rem;
  color: var(--muted);
  margin-top: 0;
  letter-spacing: 0.1em;
  white-space: nowrap;
}

/* ── Carousel ── */
.phil-carousel {
  position: relative;
  aspect-ratio: 4/5;
  overflow: hidden;
  border: 1px solid var(--rule);
  background: var(--ink-card);
  border-radius: var(--radius-lg);
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.3), 0 20px 56px rgba(0, 0, 0, 0.25),
              0 40px 100px rgba(0, 0, 0, 0.18), 0 0 0 1px rgba(255, 255, 255, 0.04);
}
.phil-carousel::before, .phil-carousel::after {
  content: "";
  position: absolute;
  top: 0; bottom: 0;
  width: 56px;
  z-index: 6;
  pointer-events: none;
  opacity: 0.4;
  transition: opacity 0.35s var(--ease-smooth);
}
.phil-carousel::before {
  left: 0;
  background: linear-gradient(to right, rgba(0, 0, 0, 0.35) 0%, rgba(0, 0, 0, 0.12) 50%, transparent 100%);
}
.phil-carousel::after {
  right: 0;
  background: linear-gradient(to left, rgba(0, 0, 0, 0.35) 0%, rgba(0, 0, 0, 0.12) 50%, transparent 100%);
}
.phil-carousel:hover::before, .phil-carousel:hover::after { opacity: 0.12; }
.phil-carousel-track { position: relative; width: 100%; height: 100%; }
.phil-carousel-slide {
  position: absolute;
  top: 0; left: 0;
  width: 100%; height: 100%;
  display: flex;
  align-items: center; justify-content: center;
  transition: transform 0.55s cubic-bezier(0.22, 0.61, 0.36, 1),
              opacity 0.55s cubic-bezier(0.22, 0.61, 0.36, 1);
  cursor: pointer;
  border-radius: 8px;
  overflow: hidden;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.55), 0 2px 6px rgba(0, 0, 0, 0.35),
              inset 0 1px 0 rgba(255, 255, 255, 0.03);
}
.phil-carousel-zone {
  position: absolute;
  top: 0; bottom: 0;
  width: 18%;
  z-index: 10;
  cursor: pointer;
}
.phil-carousel-zone-left { left: 0; }
.phil-carousel-zone-right { right: 0; }
.phil-carousel-zone::after {
  content: "";
  position: absolute;
  top: 50%;
  width: 38px; height: 38px;
  border-radius: 50%;
  background: rgba(184, 148, 75, 0.12);
  transform: translateY(-50%);
  opacity: 0;
  transition: opacity 0.35s var(--ease-smooth), background 0.35s var(--ease-smooth);
}
.phil-carousel-zone-left::after { left: 14px; }
.phil-carousel-zone-right::after { right: 14px; }
.phil-carousel-zone:hover::after {
  opacity: 1;
  background: rgba(184, 148, 75, 0.22);
}
.phil-carousel-zone::before {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  font-family: var(--serif-en);
  font-size: 1.6rem;
  color: var(--gold);
  opacity: 0;
  transition: opacity 0.35s var(--ease-smooth);
  pointer-events: none;
}
.phil-carousel-zone-left::before { content: "\2039"; left: 24px; }
.phil-carousel-zone-right::before { content: "\203A"; right: 24px; }
.phil-carousel-zone:hover::before { opacity: 0.75; }
.phil-carousel-slide-inner { text-align: center; padding: 2rem; position: relative; z-index: 1; }
.phil-carousel-slide-symbol {
  font-family: var(--serif-en);
  font-size: 6rem;
  font-style: italic;
  color: var(--gold);
  opacity: 0.18;
  line-height: 1;
  user-select: none;
}
.phil-carousel-slide-title {
  font-family: var(--serif-sc);
  font-size: 1.25rem;
  font-weight: 500;
  letter-spacing: 0.08em;
  color: var(--gold-light);
  margin-top: 0.5rem;
}
.phil-carousel-slide-sub {
  font-family: var(--serif-sc);
  font-size: 0.75rem;
  color: var(--muted-light);
  letter-spacing: 0.06em;
  margin-top: 0.4rem;
}
.phil-carousel-dots {
  position: absolute;
  bottom: 1.5rem; left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: 0.6rem;
  z-index: 3;
}
.phil-carousel-dot {
  width: 8px; height: 8px;
  border-radius: 50%;
  background: var(--gold);
  opacity: 0.25;
  border: none;
  cursor: pointer;
  transition: opacity 0.3s var(--ease-smooth), transform 0.3s var(--ease-smooth);
  padding: 0;
}
.phil-carousel-dot.active, .phil-carousel-dot:hover { opacity: 1; transform: scale(1.3); }
.phil-carousel-prev, .phil-carousel-next { display: none; }

/* ── Inventory Card ── */
.inventory-card {
  display: block;
  position: relative;
  aspect-ratio: 4/3;
  background: var(--ink-card);
  overflow: hidden;
  border: 1px solid var(--rule);
  cursor: pointer;
  transition: border-color 0.5s var(--ease-smooth), transform 0.4s var(--ease-smooth);
}
.inventory-card:hover {
  border-color: var(--gold-dim);
  transform: translateY(-4px);
}
.inventory-card-image {
  width: 100%; height: 100%;
  background: linear-gradient(135deg, #1a1a1e 0%, #25252d 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
}
.inventory-card-symbol {
  font-family: var(--serif-en);
  font-size: 5rem;
  font-style: italic;
  color: var(--gold);
  opacity: 0.12;
  transition: opacity 0.4s, transform 0.6s var(--ease-spring);
}
.inventory-card:hover .inventory-card-symbol {
  opacity: 0.2;
  transform: scale(1.08);
}
/* 图片下半部分：透明磨砂信息层 */
.inventory-card-overlay {
  position: absolute; z-index: 2;
  bottom: 0; left: 0; right: 0;
  padding: 2.6rem 1.35rem 1.05rem;
  background: linear-gradient(to top,
    rgba(10, 10, 12, .88) 0%,
    rgba(10, 10, 12, .58) 54%,
    rgba(10, 10, 12, 0) 100%);
  -webkit-backdrop-filter: blur(7px); backdrop-filter: blur(7px);
  -webkit-mask-image: linear-gradient(to top, #000 66%, transparent 100%);
  mask-image: linear-gradient(to top, #000 66%, transparent 100%);
}
.inventory-card-overlay::before {
  content: '';
  position: absolute; top: 1rem; left: 1.35rem; right: 1.35rem; height: 1px;
  background: linear-gradient(to right, transparent, rgba(232, 209, 148, .42), transparent);
}
.inventory-card-tag {
  font-family: var(--serif-sc);
  font-size: 0.7rem;
  letter-spacing: 0.2em;
  color: var(--gold);
  text-transform: uppercase;
  margin-bottom: 0.4rem;
}
.inventory-card-name {
  font-family: var(--serif-sc);
  font-size: 1.15rem;
  font-weight: 500;
  letter-spacing: 0.05em;
  color: var(--cream);
}
.inventory-card-price {
  font-family: var(--serif-en);
  font-size: 1.1rem;
  font-style: italic;
  color: var(--gold-light);
  margin-top: 0.3rem;
}

/* ── Contact Info ── */
.contact-info-group { margin-bottom: 2rem; }
.contact-info-title {
  font-family: var(--serif-sc);
  font-size: 1.1rem;
  font-weight: 500;
  letter-spacing: 0.06em;
  margin-bottom: 0.5rem;
  color: var(--ink);
}
.section-dark .contact-info-title,
.section-soft .contact-info-title { color: var(--cream); }
.contact-info-text {
  font-family: var(--serif-sc);
  font-size: 0.85rem;
  color: var(--muted);
  line-height: 2;
}

/* ── Floating Notes ── */
.floating-notes { position: absolute; inset: 0; pointer-events: none; overflow: hidden; z-index: 0; }
.floating-note {
  position: absolute;
  font-family: var(--serif-en);
  font-style: italic;
  color: rgba(184, 148, 75, 0.06);
  font-size: 2rem;
  animation: noteDrift 18s linear infinite;
}

/* ── Custom Card Components ── */
.custom-icon {
  font-family: var(--serif-en);
  font-size: 2.8rem;
  font-style: italic;
  color: var(--gold);
  opacity: 0.25;
  line-height: 1;
  margin-bottom: 1rem;
  transition: opacity 0.4s, transform 0.4s var(--ease-spring);
}
.clickable:hover .custom-icon { opacity: 0.45; }
.clickable.checked .custom-icon { opacity: 0.5 !important; }
.custom-title {
  font-family: var(--serif-sc);
  font-size: 1.2rem;
  font-weight: 500;
  letter-spacing: 0.06em;
  color: var(--cream);
  margin-bottom: 0.8rem;
}
.custom-desc {
  font-family: var(--serif-sc);
  font-size: 0.82rem;
  color: var(--muted-light);
  line-height: 1.9;
}

/* ── Utility ── */
.card-hidden { display: none !important; }
.text-center { text-align: center; }

/* ── Page Transition ── */
.page-transition {
  animation: pageIn 0.6s var(--ease-smooth);
}

/* ============================================================
   Keyframe Animations
   ============================================================ */
@keyframes heroFloat {
  0%, 100% { transform: translateY(0) rotate(0deg); }
  33% { transform: translateY(-12px) rotate(1deg); }
  66% { transform: translateY(8px) rotate(-1deg); }
}
@keyframes scrollPulse {
  0%, 100% { opacity: 0.3; transform: scaleY(1); }
  50% { opacity: 1; transform: scaleY(1.4); }
}
@keyframes shimmer {
  0% { left: -150%; }
  40% { left: 150%; }
  100% { left: 150%; }
}
@keyframes noteDrift {
  0% { transform: translateY(0) rotate(0deg); opacity: 0; }
  20% { opacity: 1; }
  80% { opacity: 1; }
  100% { transform: translateY(-120px) rotate(15deg); opacity: 0; }
}
@keyframes fadeInDown {
  from { opacity: 0; transform: translateY(-4px); }
  to { opacity: 1; transform: translateY(0); }
}
@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(30px); }
  to { opacity: 1; transform: translateY(0); }
}
@keyframes pageIn {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}
@keyframes hintPulse {
  0%, 100% { opacity: 0.5; }
  50% { opacity: 1; }
}
@keyframes borderGlow {
  0%, 100% { border-color: var(--rule); }
  50% { border-color: var(--gold-dim); }
}
@keyframes rippleOut {
  0% { transform: scale(0); opacity: 1; }
  100% { transform: scale(3); opacity: 0; }
}

/* ── Scroll Reveal ── */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.8s var(--ease-smooth), transform 0.8s var(--ease-smooth);
}
.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}
.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }
.reveal-delay-4 { transition-delay: 0.4s; }

/* ============================================================
   Luxury Ornament System
   ============================================================ */

/* ── Gold Corner Ornaments for Cards ── */
.card-luxury {
  position: relative;
}

/* ── Ornate Section Divider ── */
.section-divider-ornate {
  display: flex; align-items: center; justify-content: center;
  gap: 0; margin: 1.5rem 0 2.5rem;
}
.section-divider-ornate::before,
.section-divider-ornate::after {
  content: '';
  height: 1px; flex: 1; max-width: 120px;
  background: linear-gradient(to right, transparent, var(--gold-dim), var(--gold), var(--gold-dim), transparent);
}
.section-divider-ornate::before {
  background: linear-gradient(to left, var(--gold-dim), var(--gold), transparent 90%);
}
.section-divider-ornate::after {
  background: linear-gradient(to right, var(--gold-dim), var(--gold), transparent 90%);
}
.divider-diamond {
  width: 8px; height: 8px;
  background: var(--gold);
  transform: rotate(45deg);
  margin: 0 16px;
  flex-shrink: 0;
  opacity: 0.6;
}

/* ── Gold Foil Texture Overlay (global utility) ── */
.gold-foil-texture {
  position: relative;
}
.gold-foil-texture::after {
  content: '';
  position: absolute; inset: 0;
  pointer-events: none; z-index: 1;
  background-image: url("data:image/svg+xml,%3Csvg width='200' height='200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.65' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='0.06'/%3E%3C/svg%3E");
  opacity: 0.5; mix-blend-mode: overlay;
  border-radius: inherit;
}

/* ── Card Shimmer Border Glow (conic-gradient, hover only) ── */
.card-flow-border {
  position: relative;
}
.card-flow-border::before {
  content: '';
  position: absolute;
  inset: -1px;
  border-radius: inherit;
  padding: 1px;
  background: conic-gradient(
    from 0deg,
    transparent, var(--gold-dim), var(--gold), var(--gold-light), var(--gold), var(--gold-dim), transparent
  );
  -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  opacity: 0;
  transition: opacity var(--duration-slow) var(--ease-out);
  z-index: 0;
}
.card-flow-border:hover::before {
  opacity: 0.45;
}

/* ── Enhanced Card Shadows ── */
.card {
  box-shadow:
    0 1px 0 rgba(255,255,255,0.02),
    0 4px 16px rgba(0,0,0,0.25);
  transition: border-color var(--duration-fast) var(--ease-out),
              box-shadow var(--duration-normal) var(--ease-out),
              transform var(--duration-normal) var(--ease-out);
}
.card:hover {
  box-shadow:
    0 1px 0 rgba(255,255,255,0.03),
    0 8px 30px rgba(0,0,0,0.35),
    0 0 50px rgba(184,148,75,0.06);
}

/* ── Instrument Card Inner Gold Border ── */
.instrument-card {
  box-shadow:
    0 1px 0 rgba(255,255,255,0.02),
    0 4px 20px rgba(0,0,0,0.3);
  position: relative;
}
.instrument-card::before {
  content: '';
  position: absolute;
  inset: 3px;
  border: 1px solid rgba(184,148,75,0.08);
  border-radius: calc(var(--radius-lg) - 2px);
  pointer-events: none; z-index: 1;
  transition: border-color var(--duration-slow) var(--ease-out);
  opacity: 0;
}
.instrument-card:hover::before {
  opacity: 1;
  border-color: rgba(184,148,75,0.20);
}
.instrument-card:hover {
  box-shadow:
    0 1px 0 rgba(255,255,255,0.03),
    0 12px 40px rgba(0,0,0,0.4),
    0 0 60px rgba(184,148,75,0.08);
}

/* ── Button Gold Glow Enhancement ── */
.btn {
  box-shadow: 0 0 0 rgba(184,148,75,0);
  transition: border-color var(--duration-fast) var(--ease-out),
              color var(--duration-fast) var(--ease-out),
              box-shadow var(--duration-normal) var(--ease-out);
}
.btn:hover {
  box-shadow: 0 0 24px rgba(184,148,75,0.18);
}

/* ── Section Background Enhancement ── */
.section-dark {
  position: relative;
}
.section-dark::after {
  content: '';
  position: absolute; inset: 0;
  pointer-events: none; z-index: 0;
  background:
    repeating-linear-gradient(
      0deg,
      transparent,
      transparent 2px,
      rgba(184,148,75,0.012) 2px,
      rgba(184,148,75,0.012) 3px
    ),
    radial-gradient(ellipse at 50% 30%, rgba(184,148,75,0.04) 0%, transparent 60%);
  opacity: 0.7;
}

/* ── Global Body Subtle Noise ── */
body::before {
  content: '';
  position: fixed; inset: 0;
  pointer-events: none; z-index: 9999;
  background-image: url("data:image/svg+xml,%3Csvg width='200' height='200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.8' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='0.03'/%3E%3C/svg%3E");
  opacity: 0.5; mix-blend-mode: overlay;
}


/* ============================================================
   Responsive
   ============================================================ */
@media (max-width: 1024px) {
  .phil-grid { grid-template-columns: 1fr; gap: 2rem; }
  .craft-grid { grid-template-columns: repeat(2, 1fr); }
  .craft-step:nth-child(2) { border-right: none; }
  .services-grid { grid-template-columns: 1fr; }
  .instrument-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 768px) {
  .container { padding: 0 1rem; }
  .nav { padding: 1.2rem 1.5rem; }
  .nav.scrolled { padding: 0.9rem 1.5rem; }
  .nav-links { display: none; }
  .section { padding: 4rem 1.5rem; }
  .hero { padding: 7rem 1.5rem 2rem; min-height: 45vh; }
  .content-section { padding: 3rem 1.5rem; }
  .content-grid, .highlight-grid, .plan-grid,
  .instrument-grid, .craft-grid, .custom-grid,
  .contact-grid, .inventory-grid { grid-template-columns: 1fr; }
  .phil-stat { row-gap: .9rem; }
  .form-row { grid-template-columns: 1fr; }
  .craft-step {
    border-right: none;
    border-bottom: 1px solid var(--rule);
  }
  .craft-step:last-child { border-bottom: none; }
  .section-title { font-size: 1.6rem; }
  .section-label { margin-bottom: 0.6rem; }
  .instrument-card .instrument-img { height: 180px; }
  .gallery-strip { grid-template-columns: repeat(2, 1fr); }
  .form-submit { align-self: stretch; text-align: center; }
  .form-section { padding: 3rem 1.5rem; }
  .shop-banner { padding: 0 1.5rem 3rem; }
  .shop-banner-inner { flex-direction: column; gap: 1.5rem; padding: 2rem; text-align: center; }
}

/* ── Unified Phone Box ── */
.form-phone-box {
  display: flex;
  align-items: stretch;
  position: relative;
  background: var(--ink-card);
  border: 1px solid var(--rule);
  border-radius: var(--radius-sm);
  font-family: var(--serif-sc);
  transition: border-color 0.3s var(--ease-smooth), box-shadow 0.3s var(--ease-smooth);
}
.form-phone-box:focus-within {
  border-color: var(--gold);
  box-shadow: 0 0 0 3px var(--gold-ghost), 0 0 20px rgba(184, 148, 75, 0.06);
}
.form-row:has(.phone-country-panel.visible) {
  position: relative;
  z-index: 1;
}
.phone-country-display {
  display: flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.9rem 1.1rem;
  cursor: pointer;
  user-select: none;
  white-space: nowrap;
  font-size: 0.82rem;
  color: var(--gold);
  letter-spacing: 0.04em;
  transition: color 0.3s var(--ease-smooth);
}
.phone-country-display:hover {
  color: var(--cream);
}
.phone-country-arrow {
  width: 0; height: 0;
  border-left: 3px solid transparent;
  border-right: 3px solid transparent;
  border-top: 4px solid var(--gold);
  opacity: 0.55;
  transition: transform var(--duration-fast) var(--ease-out), opacity var(--duration-fast) var(--ease-out);
}
.phone-country-display.open .phone-country-arrow {
  transform: rotate(180deg);
  opacity: 1;
}
.phone-divider {
  flex: 0 0 1px;
  align-self: center;
  height: 1.2rem;
  background: var(--gold);
  opacity: 0.35;
}
.phone-number-input {
  flex: 1 1 auto;
  min-width: 0;
  border: none;
  background: transparent;
  padding: 0.9rem 1.1rem;
  font-family: var(--serif-sc);
  font-size: 0.9rem;
  letter-spacing: 0.04em;
  color: var(--cream);
  outline: none;
}
.phone-number-input::placeholder {
  color: var(--muted-deep);
  font-family: var(--serif-sc);
  letter-spacing: 0.04em;
}

/* ── Country Dropdown Panel ── */
.phone-country-panel {
  display: none;
  position: absolute;
  top: calc(100% + 4px);
  left: 0;
  right: auto;
  min-width: 100%;
  z-index: 9999;
  background: var(--ink-card);
  border: 1px solid var(--rule);
  border-radius: var(--radius-sm);
  box-shadow: 0 16px 48px rgba(0,0,0,0.65), 0 0 0 1px rgba(184,148,75,0.06);
  max-height: 360px;
  overflow: hidden;
}
.phone-country-panel.visible {
  display: block;
}
.phone-country-search {
  width: 100%;
  box-sizing: border-box;
  border: none;
  border-bottom: 1px solid var(--rule);
  background: var(--ink-card-hover, rgba(0,0,0,0.2));
  color: var(--cream);
  font-family: var(--serif-sc);
  font-size: 0.8rem;
  letter-spacing: 0.04em;
  padding: 0.7rem 0.9rem;
  outline: none;
}
.phone-country-search::placeholder {
  color: var(--muted-deep);
}
.phone-country-list {
  max-height: 290px;
  overflow-y: auto;
}
.phone-country-list::-webkit-scrollbar { width: 3px; }
.phone-country-list::-webkit-scrollbar-track { background: transparent; }
.phone-country-list::-webkit-scrollbar-thumb { background: var(--gold-dim); border-radius: 2px; }
.phone-country-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.5rem 0.9rem;
  cursor: pointer;
  font-family: var(--serif-sc);
  font-size: 0.78rem;
  letter-spacing: 0.04em;
  color: var(--cream-dim);
  transition: background 0.15s var(--ease-smooth), color 0.15s var(--ease-smooth);
  border-bottom: 1px solid rgba(184,148,75,0.04);
}
.phone-country-item:last-child { border-bottom: none; }
.phone-country-item:hover {
  background: rgba(184,148,75,0.08);
  color: var(--cream);
}
.phone-country-item.selected {
  color: var(--gold);
  background: rgba(184,148,75,0.04);
}
.pci-name { flex: 1; }
.pci-code {
  font-family: var(--serif-en);
  font-size: 0.7rem;
  color: var(--gold-dim);
  letter-spacing: 0.02em;
}

@media (max-width: 768px) {
  .phone-country-display { padding-left: 0.8rem; font-size: 0.78rem; }
  .phone-number-input { padding: 0.9rem 0.8rem; }
}
@media (max-width: 480px) {
  .phone-country-display { padding-left: 0.6rem; font-size: 0.73rem; }
  .phone-number-input { font-size: 0.82rem; padding: 0.75rem 0.6rem; }
  .phone-country-panel { max-height: 280px; position: fixed; left: 1rem; right: 1rem; top: auto; min-width: 0; }
  .phone-country-list { max-height: 220px; }
}

@media (max-width: 480px) {
  .container { padding: 0 1rem; }
	.nav { padding: 1rem; }
	.nav.scrolled { padding: 0.7rem 1rem; }
	.nav-brand { font-size: 1rem; }
	.hero { padding: 6rem 1rem 2rem; min-height: 60vh; }
	.hero .hero-title { font-size: 1.9rem; }
	.hero .hero-desc { font-size: 0.9rem; padding: 0; }
	.hero .hero-scroll { bottom: 1.2rem; font-size: 0.7rem; }
	.section { padding: 2.8rem 1rem; }
	.content-section { padding: 2rem 1rem; }
	.section-title { font-size: 1.3rem; }
	.section-label { font-size: 0.7rem; }
	.section-desc { font-size: 0.9rem; }
	.services-grid, .inventory-grid, .craft-grid,
	.content-grid, .highlight-grid, .plan-grid,
	.instrument-grid, .custom-grid, .contact-grid { gap: 1rem; }
	.card { padding: 1.2rem; }
	.inventory-card-image { height: 160px; }
	.inventory-card-image .inventory-card-symbol { font-size: 3rem; }
	.instrument-card .instrument-img { height: 140px; }
	.phil-grid { gap: 1.5rem; }
	.phil-stat-num { font-size: 2rem; }
	.phil-stat-label { font-size: 0.7rem; }
	.craft-step-num { font-size: 1.6rem; }
	.cta-banner { padding: 3rem 1rem; }
	.cta-banner-title { font-size: 1.4rem; }
	.cta-banner-desc { font-size: 0.85rem; }
	.contact-info-group { gap: 0.8rem; }
	.contact-info-group h4 { font-size: 0.95rem; }
	.form-section { padding: 2rem 1rem; }
	.form-toast { left: 0.75rem; right: 0.75rem; font-size: 0.8rem; }
	.gallery-strip { grid-template-columns: 1fr; }
	.shop-banner-inner { padding: 1.5rem; gap: 1rem; }
	.shop-banner h2 { font-size: 1.2rem; }
}


/* ── Language Selector ── */
.lang-switch {
  position: relative;
  margin-left: auto;
}
.lang-current {
  display: flex; align-items: center; gap: 0.35rem;
  font-family: var(--serif-sc);
  font-size: 0.78rem; color: var(--gold-dim);
  letter-spacing: 0.06em;
  background: none; border: 1px solid var(--rule);
  border-radius: var(--radius-sm);
  padding: 0.4rem 0.75rem;
  cursor: pointer;
  transition: color 0.3s, border-color 0.3s, background 0.3s;
}
.lang-current:hover,
.lang-current.open {
  color: var(--gold);
  border-color: var(--gold-dim);
  background: rgba(184,148,75,0.06);
}
.lang-current::after {
  content: '';
  width: 5px; height: 5px;
  border-right: 1px solid currentColor;
  border-bottom: 1px solid currentColor;
  transform: rotate(45deg) translateY(-1px);
  transition: transform 0.25s var(--ease-smooth);
}
.lang-current.open::after {
  transform: rotate(-135deg) translateY(-1px);
}
.lang-dropdown {
  position: absolute; top: calc(100% + 6px); right: 0;
  min-width: 150px;
  background: var(--ink-card);
  border: 1px solid var(--rule);
  border-radius: var(--radius-sm);
  padding: 0.3rem 0;
  opacity: 0; visibility: hidden;
  transform: translateY(-4px);
  transition: opacity 0.25s var(--ease-smooth), visibility 0.25s, transform 0.25s var(--ease-smooth);
  z-index: 100;
  box-shadow: 0 8px 32px rgba(0,0,0,0.5);
}
.lang-dropdown.open {
  opacity: 1; visibility: visible;
  transform: translateY(0);
}
.lang-opt {
  display: block; width: 100%;
  padding: 0.55rem 1rem;
  font-family: var(--serif-sc);
  font-size: 0.78rem; color: var(--muted-light);
  letter-spacing: 0.04em;
  background: none; border: none;
  cursor: pointer; text-align: left;
  transition: color 0.2s, background 0.2s;
}
.lang-opt:hover {
  color: var(--cream);
  background: rgba(184,148,75,0.08);
}
.lang-opt.active {
  color: var(--gold);
  background: rgba(184,148,75,0.06);
}
@media (max-width: 480px) {
  .lang-current { font-size: 0.7rem; padding: 0.3rem 0.55rem; }
  .lang-dropdown { min-width: 130px; }
  .lang-opt { font-size: 0.72rem; padding: 0.45rem 0.8rem; }

/* ═══════════════════════════════════════
   Customer Service Chat Widget
   ═══════════════════════════════════════ */

/* Floating button */
.cs-button {
  position: fixed; bottom: 2rem; right: 2rem;
  width: 56px; height: 56px;
  border-radius: 50%;
  background: var(--ink);
  border: 1.5px solid var(--gold);
  color: var(--gold);
  font-family: var(--serif-sc);
  font-size: 0.7rem;
  letter-spacing: 0.06em;
  cursor: pointer;
  z-index: 300;
  display: flex; align-items: center; justify-content: center;
  transition: all 0.35s var(--ease-smooth);
  box-shadow: 0 4px 20px rgba(184,148,75,0.15);
  user-select: none;
  -webkit-tap-highlight-color: transparent;
}
.cs-button:hover {
  transform: scale(1.08);
  box-shadow: 0 6px 32px rgba(184,148,75,0.3);
  border-color: var(--gold-light);
  color: var(--gold-light);
}
.cs-button:active { transform: scale(0.95); }
.cs-button svg { width: 24px; height: 24px; fill: none; stroke: currentColor; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }

/* Pulse ring */
.cs-button::before {
  content: '';
  position: absolute; inset: -4px;
  border-radius: 50%;
  border: 1.5px solid var(--gold);
  opacity: 0;
  animation: csPulse 3s ease-in-out infinite;
}
@keyframes csPulse {
  0%, 100% { opacity: 0.3; transform: scale(1); }
  50% { opacity: 0; transform: scale(1.15); }
}
.cs-button.open::before { opacity: 0; animation: none; }

/* Overlay backdrop */
.cs-overlay {
  position: fixed; inset: 0;
  background: rgba(0,0,0,0.5);
  z-index: 298;
  opacity: 0; visibility: hidden;
  transition: opacity 0.3s var(--ease-smooth), visibility 0.3s;
  -webkit-tap-highlight-color: transparent;
}
.cs-overlay.open { opacity: 1; visibility: visible; }

/* Slide-in panel */
.cs-panel {
  position: fixed; top: 0; right: 0;
  width: 380px; height: 100vh; height: 100dvh;
  background: var(--ink);
  border-left: 1px solid var(--rule);
  z-index: 299;
  display: flex; flex-direction: column;
  transform: translateX(100%);
  transition: transform 0.35s var(--ease-smooth);
  box-shadow: -8px 0 40px rgba(0,0,0,0.4);
}
.cs-panel.open { transform: translateX(0); }

/* Header */
.cs-header {
  display: flex; align-items: center; justify-content: space-between;
  padding: 1.2rem 1.5rem;
  border-bottom: 1px solid var(--rule-light);
  flex-shrink: 0;
}
.cs-header-title {
  font-family: var(--serif-sc);
  font-size: 0.9rem;
  letter-spacing: 0.06em;
  color: var(--cream);
}
.cs-header-title span { color: var(--gold); }
.cs-header-close {
  width: 32px; height: 32px;
  border-radius: 50%;
  border: 1px solid var(--rule);
  background: transparent;
  color: var(--muted);
  font-size: 1.1rem;
  cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  transition: all 0.25s;
}
.cs-header-close:hover {
  border-color: var(--gold-dim);
  color: var(--cream);
  background: rgba(184,148,75,0.06);
}

/* Messages area */
.cs-messages {
  flex: 1; overflow-y: auto;
  padding: 1rem 1.2rem;
  display: flex; flex-direction: column;
  gap: 0.6rem;
  scroll-behavior: smooth;
}
.cs-messages::-webkit-scrollbar { width: 4px; }
.cs-messages::-webkit-scrollbar-track { background: transparent; }
.cs-messages::-webkit-scrollbar-thumb { background: var(--rule); border-radius: 2px; }

/* Individual message */
.cs-msg {
  max-width: 85%;
  padding: 0.65rem 0.9rem;
  font-size: 0.78rem;
  line-height: 1.7;
  letter-spacing: 0.02em;
  border-radius: 12px;
  animation: csMsgIn 0.3s ease-out;
  word-break: break-word;
}
@keyframes csMsgIn {
  from { opacity: 0; transform: translateY(8px); }
  to { opacity: 1; transform: translateY(0); }
}
.cs-msg.bot {
  align-self: flex-start;
  background: rgba(184,148,75,0.08);
  border: 1px solid rgba(184,148,75,0.12);
  color: var(--cream-dim);
  border-bottom-left-radius: 4px;
}
.cs-msg.user {
  align-self: flex-end;
  background: var(--gold);
  border: 1px solid var(--gold-light);
  color: var(--ink);
  border-bottom-right-radius: 4px;
}
.cs-msg .cs-msg-time {
  display: block;
  font-size: 0.6rem;
  color: var(--muted-deep);
  margin-top: 0.3rem;
  letter-spacing: 0.03em;
  font-family: var(--sans);
}
.cs-msg.user .cs-msg-time { color: rgba(0,0,0,0.35); }

/* Quick FAQ buttons */
.cs-faq-grid {
  display: grid; grid-template-columns: 1fr 1fr;
  gap: 0.45rem;
  padding: 0 1.2rem 0.6rem;
  flex-shrink: 0;
}
.cs-faq-btn {
  padding: 0.5rem 0.65rem;
  font-family: var(--serif-sc);
  font-size: 0.7rem;
  color: var(--gold-light);
  background: rgba(184,148,75,0.06);
  border: 1px solid rgba(184,148,75,0.18);
  border-radius: 8px;
  cursor: pointer;
  transition: all 0.25s;
  text-align: center;
  letter-spacing: 0.03em;
  line-height: 1.4;
  -webkit-tap-highlight-color: transparent;
}
.cs-faq-btn:hover {
  background: rgba(184,148,75,0.14);
  border-color: var(--gold-dim);
  color: var(--cream);
}
.cs-faq-btn:active { transform: scale(0.97); }

/* Input area */
.cs-input-area {
  display: flex; align-items: center;
  gap: 0.5rem;
  padding: 0.8rem 1rem;
  border-top: 1px solid var(--rule-light);
  flex-shrink: 0;
  background: var(--ink-soft);
}
.cs-input {
  flex: 1;
  padding: 0.6rem 0.9rem;
  background: var(--ink);
  border: 1px solid var(--rule);
  border-radius: 20px;
  color: var(--cream);
  font-family: var(--serif-sc);
  font-size: 0.78rem;
  outline: none;
  transition: border-color 0.25s;
  letter-spacing: 0.03em;
}
.cs-input:focus { border-color: var(--gold-dim); }
.cs-input::placeholder { color: var(--muted-deep); }
.cs-send-btn {
  width: 38px; height: 38px;
  border-radius: 50%;
  border: none;
  background: var(--gold);
  color: var(--ink);
  cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  transition: all 0.25s;
  flex-shrink: 0;
}
.cs-send-btn:hover { background: var(--gold-light); transform: scale(1.05); }
.cs-send-btn:active { transform: scale(0.92); }
.cs-send-btn svg { width: 18px; height: 18px; fill: none; stroke: currentColor; stroke-width: 2.2; stroke-linecap: round; stroke-linejoin: round; }
.cs-send-btn:disabled { opacity: 0.4; cursor: not-allowed; transform: none; }

/* Footer contact info */
.cs-footer {
  padding: 0.7rem 1.2rem;
  border-top: 1px solid var(--rule-light);
  flex-shrink: 0;
  display: flex; align-items: center; justify-content: center;
  gap: 1.2rem;
  background: rgba(184,148,75,0.03);
}
.cs-footer a {
  font-family: var(--serif-sc);
  font-size: 0.72rem;
  color: var(--gold-dim);
  letter-spacing: 0.04em;
  text-decoration: none;
  transition: color 0.25s;
  display: flex; align-items: center; gap: 0.35rem;
}
.cs-footer a:hover { color: var(--gold-light); }
.cs-footer svg { width: 14px; height: 14px; fill: none; stroke: currentColor; stroke-width: 1.8; }

/* Escalation card */
.cs-escalation {
  margin: 0.4rem 1.2rem 0.2rem;
  padding: 0.8rem 1rem;
  background: rgba(184,148,75,0.06);
  border: 1px solid rgba(184,148,75,0.15);
  border-radius: 10px;
  text-align: center;
  flex-shrink: 0;
  animation: csMsgIn 0.35s ease-out;
}
.cs-escalation-title {
  font-family: var(--serif-sc);
  font-size: 0.75rem;
  color: var(--gold);
  letter-spacing: 0.06em;
  margin-bottom: 0.4rem;
}
.cs-escalation-text {
  font-size: 0.72rem;
  color: var(--muted-light);
  line-height: 1.6;
  letter-spacing: 0.03em;
}
.cs-escalation-phone {
  display: inline-block;
  margin-top: 0.4rem;
  font-family: var(--sans);
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--gold-light);
  letter-spacing: 0.06em;
  text-decoration: none;
  border-bottom: 1px solid rgba(184,148,75,0.25);
  padding-bottom: 2px;
}
.cs-escalation-phone:hover { color: var(--cream); border-color: var(--gold); }
.cs-escalation-wechat {
  display: block;
  margin-top: 0.3rem;
  font-size: 0.75rem;
  color: var(--gold-dim);
  letter-spacing: 0.04em;
}

/* Typing indicator */
.cs-typing {
  align-self: flex-start;
  display: flex; gap: 4px;
  padding: 0.6rem 0.9rem;
  background: rgba(184,148,75,0.06);
  border: 1px solid rgba(184,148,75,0.1);
  border-radius: 12px;
  border-bottom-left-radius: 4px;
  animation: csMsgIn 0.2s ease-out;
}
.cs-typing span {
  width: 6px; height: 6px;
  background: var(--gold-dim);
  border-radius: 50%;
  animation: csTypingBounce 1.2s ease-in-out infinite;
}
.cs-typing span:nth-child(2) { animation-delay: 0.15s; }
.cs-typing span:nth-child(3) { animation-delay: 0.3s; }
@keyframes csTypingBounce {
  0%, 60%, 100% { transform: translateY(0); }
  30% { transform: translateY(-6px); }
}

/* ── Nav Cart Icon ── */
.nav-cart {
  position: relative;
  margin-left: 0.6rem;
  cursor: pointer;
  flex-shrink: 0;
  width: 36px; height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--rule);
  border-radius: 50%;
  background: transparent;
  color: var(--muted);
  transition: all 0.3s var(--ease-smooth);
  font-size: 1.05rem;
}
.nav-cart:hover {
  border-color: var(--gold-dim);
  color: var(--gold-light);
  background: rgba(184,148,75,0.06);
}
.nav-cart-badge {
  position: absolute;
  top: -4px; right: -4px;
  min-width: 18px; height: 18px;
  border-radius: 9px;
  background: #c0392b;
  color: #fff;
  font-size: 0.6rem;
  font-weight: 600;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0 4px;
  border: 1.5px solid var(--ink);
  line-height: 1;
  pointer-events: none;
}

/* ── Cart Slide Panel ── */
.cart-slide-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.45);
  z-index: 499;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.3s var(--ease-smooth), visibility 0.3s;
  -webkit-tap-highlight-color: transparent;
}
.cart-slide-overlay.open { opacity: 1; visibility: visible; }

.cart-slide {
  position: fixed;
  top: 0; right: 0;
  width: 420px;
  max-width: 100vw;
  height: 100vh; height: 100dvh;
  background: var(--ink);
  border-left: 1px solid var(--rule);
  z-index: 500;
  display: flex;
  flex-direction: column;
  transform: translateX(100%);
  transition: transform 0.35s var(--ease-smooth);
  box-shadow: -8px 0 40px rgba(0,0,0,0.4);
}
.cart-slide.open { transform: translateX(0); }

.cart-slide-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 1.2rem;
  border-bottom: 1px solid var(--rule-light);
  flex-shrink: 0;
}
.cart-slide-header-title {
  font-family: var(--serif-sc);
  font-size: 0.9rem;
  letter-spacing: 0.06em;
  color: var(--cream);
}
.cart-slide-header-title span { color: var(--gold); }
.cart-slide-header-close {
  width: 32px; height: 32px;
  border-radius: 50%;
  border: 1px solid var(--rule);
  background: transparent;
  color: var(--muted);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.25s;
  font-size: 1rem;
}
.cart-slide-header-close:hover {
  border-color: var(--gold-dim);
  color: var(--cream);
  background: rgba(184,148,75,0.06);
}

.cart-slide-body {
  flex: 1;
  overflow-y: auto;
  padding: 0.8rem 1rem;
}
.cart-slide-body::-webkit-scrollbar { width: 4px; }
.cart-slide-body::-webkit-scrollbar-track { background: transparent; }
.cart-slide-body::-webkit-scrollbar-thumb { background: var(--rule); border-radius: 2px; }

.cart-slide-empty {
  text-align: center;
  padding: 3rem 1rem;
  color: var(--muted-deep);
  font-size: 0.8rem;
  letter-spacing: 0.04em;
}
.cart-slide-empty-icon { font-size: 2.5rem; margin-bottom: 0.6rem; display: block; }

.cart-slide-item {
  display: flex;
  gap: 0.7rem;
  padding: 0.7rem 0;
  border-bottom: 1px solid var(--rule);
  align-items: center;
}
.cart-slide-item-icon {
  width: 44px; height: 44px;
  border-radius: 8px;
  background: var(--ink-card);
  border: 1px solid var(--rule);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.3rem;
  flex-shrink: 0;
}
.cart-slide-item-info { flex: 1; min-width: 0; }
.cart-slide-item-name {
  font-size: 0.78rem;
  color: var(--cream-dim);
  font-weight: 500;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.cart-slide-item-detail {
  font-size: 0.64rem;
  color: var(--muted-deep);
  margin-top: 2px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.cart-slide-item-qty {
  font-size: 0.68rem;
  color: var(--muted-light);
  white-space: nowrap;
  margin: 0 0.3rem;
}
.cart-slide-item-price {
  font-family: var(--serif-en);
  font-size: 0.82rem;
  color: var(--gold);
  font-weight: 500;
  white-space: nowrap;
}
.cart-slide-item-del {
  width: 24px; height: 24px;
  border-radius: 50%;
  border: none;
  background: transparent;
  color: var(--muted-deep);
  cursor: pointer;
  font-size: 0.75rem;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.2s;
  flex-shrink: 0;
}
.cart-slide-item-del:hover { color: #c55; background: rgba(200,50,50,0.08); }

.cart-slide-footer {
  border-top: 1px solid var(--rule-light);
  padding: 1rem 1.2rem;
  flex-shrink: 0;
  background: var(--ink-soft);
}
.cart-slide-footer-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.78rem;
  color: var(--muted-light);
  padding: 0.15rem 0;
}
.cart-slide-footer-row.total {
  font-size: 0.95rem;
  color: var(--cream);
  font-weight: 500;
  border-top: 1px solid var(--rule);
  padding-top: 0.4rem;
  margin-top: 0.2rem;
}
.cart-slide-footer-row.total .price { color: var(--gold); }
.cart-slide-pay-btn {
  width: 100%;
  margin-top: 0.6rem;
  padding: 0.7rem;
  background: var(--gold);
  color: var(--ink);
  border: none;
  border-radius: 8px;
  font-family: inherit;
  font-size: 0.82rem;
  cursor: pointer;
  letter-spacing: 0.06em;
  transition: background 0.3s;
  font-weight: 500;
}
.cart-slide-pay-btn:hover { background: var(--gold-light); }
.cart-slide-pay-btn:disabled { opacity: 0.35; cursor: not-allowed; }

/* ── UnionPay Info ── */
.upay-our-bank {
  background: rgba(184,148,75,0.06);
  border: 1px solid rgba(184,148,75,0.15);
  border-radius: 10px;
  padding: 0.8rem 1rem;
  margin-bottom: 1rem;
}
.upay-our-bank-title {
  font-family: var(--serif-sc);
  font-size: 0.72rem;
  color: var(--gold);
  letter-spacing: 0.06em;
  margin-bottom: 0.4rem;
}
.upay-our-bank-row {
  font-size: 0.75rem;
  color: var(--muted-light);
  padding: 0.15rem 0;
  display: flex;
  gap: 0.5rem;
}
.upay-our-bank-row strong {
  color: var(--cream-dim);
  min-width: 4.5rem;
  flex-shrink: 0;
}

@media (max-width: 768px) {
  .cs-panel { width: 100vw; width: 100dvw; }
  .cs-button { bottom: 1.2rem; right: 1.2rem; width: 50px; height: 50px; }
  .cs-faq-grid { grid-template-columns: 1fr 1fr; gap: 0.35rem; padding: 0 0.8rem 0.5rem; }
  .cs-faq-btn { font-size: 0.65rem; padding: 0.4rem 0.5rem; }
  .cs-messages { padding: 0.8rem 0.9rem; }
  .cs-header { padding: 1rem 1.2rem; }
  .cs-input-area { padding: 0.6rem 0.8rem; }
  .cart-slide { width: 100vw; }
  .nav-cart { width: 32px; height: 32px; font-size: 0.95rem; }
}
  .cs-faq-grid { grid-template-columns: 1fr 1fr; gap: 0.35rem; padding: 0 0.8rem 0.5rem; }
  .cs-faq-btn { font-size: 0.65rem; padding: 0.4rem 0.5rem; }
  .cs-messages { padding: 0.8rem 0.9rem; }
  .cs-header { padding: 1rem 1.2rem; }
  .cs-input-area { padding: 0.6rem 0.8rem; }
}

@media (max-width: 480px) {
  .cs-button { bottom: 1rem; right: 1rem; width: 44px; height: 44px; }
  .cs-button svg { width: 20px; height: 20px; }
  .cs-footer { gap: 0.8rem; flex-wrap: wrap; }
  .cs-footer a { font-size: 0.65rem; }
}

/* ═══════════════════════════════════════
   Contact Info Card Overlay
   ═══════════════════════════════════════ */
.contact-overlay{position:fixed;inset:0;z-index:99998;background:rgba(0,0,0,.65);backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);display:flex;align-items:center;justify-content:center;opacity:0;transition:opacity .3s ease;padding:1rem}
.contact-overlay.open{opacity:1}
.contact-modal{background:rgba(26,26,31,.97);backdrop-filter:blur(24px);-webkit-backdrop-filter:blur(24px);border:1px solid rgba(184,148,75,.2);border-radius:20px;padding:0;width:100%;max-width:420px;position:relative;box-shadow:0 32px 80px rgba(0,0,0,.7);transform:scale(.95);transition:transform .3s cubic-bezier(.16,1,.3,1);max-height:90vh;overflow-y:auto}
.contact-overlay.open .contact-modal{transform:scale(1)}
.contact-close{position:absolute;top:1rem;right:1rem;width:32px;height:32px;border-radius:50%;border:1px solid rgba(255,255,255,.06);background:transparent;color:#8b7355;font-size:1.1rem;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:all .3s;z-index:2}
.contact-close:hover{border-color:#b8944b;color:#b8944b}
.contact-header{text-align:center;padding:1.8rem 1.5rem 1.2rem;border-bottom:1px solid rgba(255,255,255,.04)}
.contact-icon{font-size:2.2rem;margin-bottom:.3rem}
.contact-title{font-family:"Noto Serif SC",serif;font-size:1.1rem;color:#f5f0e8;font-weight:500;letter-spacing:.06em}
.contact-subtitle{font-size:.68rem;color:#8b7355;margin-top:.2rem;letter-spacing:.04em}
.contact-body{padding:1.2rem 1.5rem 1.5rem}
.contact-tip{background:rgba(184,148,75,.06);border:1px solid rgba(184,148,75,.12);border-radius:10px;padding:.6rem .8rem;margin-bottom:1rem;font-size:.72rem;color:#d4b87a;line-height:1.5}
.contact-card{display:flex;align-items:center;gap:.7rem;background:rgba(21,21,26,.8);border:1px solid rgba(255,255,255,.06);border-radius:12px;padding:.8rem .9rem;margin-bottom:.7rem;text-decoration:none;transition:all .25s}
.contact-card:hover{border-color:#b8944b;background:rgba(184,148,75,.06)}
.contact-icon-box{font-size:1.5rem;width:2.2rem;height:2.2rem;display:flex;align-items:center;justify-content:center;background:rgba(184,148,75,.1);border-radius:10px;flex-shrink:0}
.contact-info{flex:1;display:flex;flex-direction:column}
.contact-label{font-size:.65rem;color:#8b7355;margin-bottom:.15rem;letter-spacing:.03em}
.contact-value{font-size:.85rem;color:#f5f0e8;font-weight:500;font-family:"Inter",sans-serif}
.contact-arrow{font-size:.65rem;color:#b8944b;flex-shrink:0}
.contact-note{margin-top:1rem;padding-top:.8rem;border-top:1px solid rgba(255,255,255,.04);font-size:.65rem;color:#666;line-height:1.6;text-align:center}
.contact-quote-btn{flex:1;padding:.45rem;background:linear-gradient(135deg,#b8944b,#d4b87a);color:#121214;border:none;border-radius:8px;font-family:"Noto Serif SC",serif;font-size:.72rem;cursor:pointer;font-weight:500;letter-spacing:.04em;transition:all .3s;text-align:center;display:inline-flex;align-items:center;justify-content:center;gap:.25rem}
.contact-quote-btn:hover{opacity:.9;transform:translateY(-1px);box-shadow:0 4px 12px rgba(184,148,75,.25)}
@media(max-width:480px){.contact-modal{border-radius:16px}.contact-header{padding:1.3rem 1rem .8rem}.contact-body{padding:.8rem 1rem 1.2rem}}

/* ── Nav：手机端布局（导航加入「服务记录」入口后需要） ── */
.nav-brand { white-space: nowrap; }

@media (max-width: 900px) {
  .nav-services { gap: 1.1rem; }
  .nav-services a { font-size: 0.72rem; letter-spacing: 0.02em; }
  .nav-back { font-size: 0.72rem; letter-spacing: 0.04em; }
}

/* 窄屏：品牌与「服务记录」占第一行，服务链接整组落到第二行并保持单行 */
@media (max-width: 680px) {
  .nav { flex-wrap: wrap; row-gap: 0.55rem; padding: 0.85rem 1rem; }
  .nav-brand { font-size: 0.95rem; }
  .nav-services {
    flex: 1 1 100%; order: 3; gap: 1rem;
    overflow-x: auto; white-space: nowrap; padding-bottom: 0.15rem;
    -webkit-overflow-scrolling: touch; scrollbar-width: none;
  }
  .nav-services::-webkit-scrollbar { display: none; }
  .nav-services a { flex: 0 0 auto; white-space: nowrap; font-size: 0.7rem; letter-spacing: 0; }
  .nav-back { white-space: nowrap; font-size: 0.7rem; letter-spacing: 0; }
  .nav .lang-switch { display: none; }
}