/* ==========================================
   祈福点灯 - 高端禅意美学 · 自适应多端
   Design System: 暗金殿堂 · 琉璃质感 · 流光溢彩
   ========================================== */

/* ===== CSS Variables ===== */
:root {
  /* 金色体系 — 从深邃到明亮 */
  --gold-950: #2a1a05;
  --gold-900: #4a2e0a;
  --gold-800: #6b4410;
  --gold-700: #8b5e18;
  --gold-600: #b8860b;
  --gold-500: #d4a017;
  --gold-400: #e8b830;
  --gold-300: #f0cc50;
  --gold-200: #f7dc7a;
  --gold-100: #fdf0b0;
  --gold-50:  #fef9e7;

  /* 暖红 / 琥珀 */
  --red-900: #4a0d0d;
  --red-700: #991b1b;
  --red-500: #e53e3e;
  --red-400: #fc8181;

  --amber-600: #d97706;
  --amber-500: #f59e0b;
  --amber-400: #fbbf24;

  /* 背景层级 */
  --bg-root:    #080604;
  --bg-dark:    #0f0c08;
  --bg-panel:   #1a1510;
  --bg-card:    #221c14;
  --bg-card-hover: #2c241a;
  --bg-card-active: #342b1e;
  --bg-input:   #1a140e;

  /* 文字 */
  --text-primary:   #efe3c8;
  --text-secondary: #c4a97d;
  --text-muted:     #8a7555;
  --text-dim:       #5c4d38;
  --text-white:     #fdf8ed;

  /* 边框 */
  --border:      #3d3020;
  --border-hover: #5c4828;
  --border-gold:  #8b5e18;

  /* 渐变 */
  --gradient-gold:      linear-gradient(135deg, #8b5e18 0%, #d4a017 40%, #e8b830 70%, #8b5e18 100%);
  --gradient-gold-h:    linear-gradient(135deg, #6b4410 0%, #b8860b 35%, #e8b830 70%, #b8860b 100%);
  --gradient-gold-subtle:linear-gradient(180deg, rgba(212,160,23,.08) 0%, rgba(212,160,23,.02) 50%, transparent 100%);
  --gradient-card:      linear-gradient(145deg, rgba(34,28,20,.9) 0%, rgba(26,21,16,.95) 100%);
  --gradient-hero:      radial-gradient(ellipse 80% 60% at 50% 30%, rgba(212,160,23,.15) 0%, transparent 60%),
                         radial-gradient(ellipse 50% 40% at 80% 80%, rgba(180,80,20,.08) 0%, transparent 50%);

  /* 玻璃态 */
  --glass-bg:       rgba(26, 21, 16, 0.75);
  --glass-border:   rgba(212, 160, 23, 0.15);
  --glass-blur:     16px;
  --glass-bg-hover: rgba(34, 28, 20, 0.85);

  /* 发光 */
  --glow-gold-sm:    0 0 12px rgba(212,160,23,.2);
  --glow-gold-md:    0 0 24px rgba(212,160,23,.25);
  --glow-gold-lg:    0 0 48px rgba(212,160,23,.3);
  --glow-gold-xl:    0 0 80px rgba(212,160,23,.35);
  --glow-card:       0 0 30px rgba(212,160,23,.1);
  --glow-button:     0 4px 20px rgba(212,160,23,.3);

  /* 阴影 */
  --shadow-sm:  0 2px 8px rgba(0,0,0,.3);
  --shadow-md:  0 8px 24px rgba(0,0,0,.4);
  --shadow-lg:  0 16px 48px rgba(0,0,0,.5);
  --shadow-xl:  0 24px 64px rgba(0,0,0,.6);

  /* 圆角 */
  --radius-xs: 4px;
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 18px;
  --radius-xl: 24px;
  --radius-2xl: 32px;

  /* 字体 */
  --font-sans:  'PingFang SC', 'Microsoft YaHei', 'Hiragino Sans GB', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-title: 'STSong', 'Songti SC', 'Noto Serif CJK SC', 'SimSun', 'KaiTi', serif;

  /* 尺寸 */
  --nav-height:       68px;
  --bottom-nav-height: 62px;
  --content-max:      1200px;

  /* 动效 */
  --ease-out:     cubic-bezier(0.16, 1, 0.3, 1);
  --ease-spring:  cubic-bezier(0.34, 1.56, 0.64, 1);
  --duration-fast: 0.15s;
  --duration-base: 0.3s;
  --duration-slow: 0.5s;
  --duration-glacial: 0.8s;
}

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

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-sans);
  background: var(--bg-root);
  color: var(--text-primary);
  line-height: 1.7;
  min-height: 100vh;
  overflow-x: hidden;
  letter-spacing: 0.01em;
}

a { color: var(--gold-400); text-decoration: none; transition: color var(--duration-fast) var(--ease-out); }
a:hover { color: var(--gold-300); }
img { max-width: 100%; display: block; }
button { cursor: pointer; font-family: var(--font-sans); border: none; outline: none; }
input, textarea, select { font-family: var(--font-sans); }

/* Scrollbar */
::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: var(--bg-dark); }
::-webkit-scrollbar-thumb { background: var(--border); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--border-hover); }

/* Selection */
::selection { background: rgba(212,160,23,.25); color: var(--text-white); }

/* ===== Typography ===== */
.page-title {
  font-family: var(--font-title);
  font-size: clamp(1.6rem, 4vw, 2.2rem);
  background: var(--gradient-gold);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  text-align: center;
  margin-bottom: 1.25rem;
  letter-spacing: 0.08em;
}

.section-title {
  font-family: var(--font-title);
  font-size: 1.2rem;
  color: var(--gold-200);
  margin-bottom: 1rem;
  letter-spacing: 0.04em;
  position: relative;
  padding-left: 16px;
}

.section-title::before {
  content: '';
  position: absolute;
  left: 0; top: 50%;
  transform: translateY(-50%);
  width: 3px; height: 20px;
  background: var(--gradient-gold);
  border-radius: 2px;
}

/* ===== Layout ===== */
.app-container {
  max-width: var(--content-max);
  margin: 0 auto;
  padding: 0 24px;
  padding-top: calc(var(--nav-height) + 24px);
  padding-bottom: 100px;
}

.main-content {
  min-height: calc(100vh - var(--nav-height) - 120px);
  position: relative;
}

/* ===== Top Navigation ===== */
.top-nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  height: var(--nav-height);
  background: rgba(15, 12, 8, 0.82);
  backdrop-filter: blur(var(--glass-blur)) saturate(1.4);
  -webkit-backdrop-filter: blur(var(--glass-blur)) saturate(1.4);
  border-bottom: 1px solid var(--glass-border);
  z-index: 1000;
  display: flex;
  align-items: center;
  padding: 0 24px;
  transition: background var(--duration-base) var(--ease-out);
}

.top-nav::after {
  content: '';
  position: absolute;
  bottom: -1px; left: 50%;
  transform: translateX(-50%);
  width: 60%; height: 1px;
  background: var(--gradient-gold);
  opacity: 0.15;
}

.nav-inner {
  max-width: var(--content-max);
  margin: 0 auto;
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.nav-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-title);
  font-size: 1.3rem;
  color: var(--gold-300);
  white-space: nowrap;
  letter-spacing: 0.06em;
}

.nav-brand-icon {
  font-size: 1.6rem;
  filter: drop-shadow(0 0 8px rgba(212,160,23,.4));
  animation: brandGlow 3s ease-in-out infinite;
}

@keyframes brandGlow {
  0%, 100% { filter: drop-shadow(0 0 8px rgba(212,160,23,.4)); }
  50% { filter: drop-shadow(0 0 16px rgba(212,160,23,.7)); }
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 2px;
  list-style: none;
}

.nav-links a {
  display: block;
  padding: 8px 14px;
  border-radius: var(--radius-sm);
  color: var(--text-secondary);
  font-size: 0.88rem;
  transition: all var(--duration-fast) var(--ease-out);
  white-space: nowrap;
  position: relative;
  letter-spacing: 0.03em;
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: 4px; left: 50%;
  transform: translateX(-50%) scaleX(0);
  width: 60%; height: 2px;
  background: var(--gradient-gold);
  border-radius: 1px;
  transition: transform var(--duration-base) var(--ease-spring);
}

.nav-links a:hover { color: var(--gold-300); }
.nav-links a:hover::after,
.nav-links a.active::after { transform: translateX(-50%) scaleX(1); }

.nav-links a.active {
  color: var(--gold-300);
  background: rgba(212, 160, 23, 0.06);
}

.nav-links .nav-divider {
  width: 1px; height: 22px;
  background: linear-gradient(180deg, transparent, var(--border-hover), transparent);
  margin: 0 6px;
}

.nav-auth {
  display: flex;
  align-items: center;
  gap: 12px;
}

.nav-user {
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--gold-300);
  font-size: 0.88rem;
}

.nav-avatar {
  width: 34px; height: 34px;
  border-radius: 50%;
  background: var(--gradient-gold);
  display: flex;
  align-items: center; justify-content: center;
  font-size: 0.85rem;
  color: var(--text-white);
  font-weight: 600;
  box-shadow: var(--glow-gold-sm);
}

/* Hamburger */
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  padding: 10px;
  border-radius: var(--radius-sm);
  transition: background var(--duration-fast);
}

.hamburger:hover { background: rgba(212,160,23,.06); }

.hamburger span {
  display: block;
  width: 22px; height: 2px;
  background: var(--text-secondary);
  border-radius: 2px;
  transition: all var(--duration-base) var(--ease-out);
}

.hamburger.active span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); background: var(--gold-400); }
.hamburger.active span:nth-child(2) { opacity: 0; transform: scaleX(0); }
.hamburger.active span:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); background: var(--gold-400); }

/* Mobile Nav */
.mobile-nav {
  display: none;
  position: fixed;
  top: var(--nav-height);
  left: 0; right: 0; bottom: 0;
  background: rgba(8, 6, 4, 0.96);
  backdrop-filter: blur(20px) saturate(1.5);
  -webkit-backdrop-filter: blur(20px) saturate(1.5);
  z-index: 999;
  padding: 24px 20px;
  flex-direction: column;
  gap: 4px;
  overflow-y: auto;
  animation: mobileNavIn var(--duration-base) var(--ease-spring);
}

@keyframes mobileNavIn {
  from { opacity: 0; transform: translateY(-10px); }
  to { opacity: 1; transform: translateY(0); }
}

.mobile-nav.open { display: flex; }

.mobile-nav a {
  display: block;
  padding: 16px 20px;
  border-radius: var(--radius-md);
  color: var(--text-secondary);
  font-size: 1.1rem;
  transition: all var(--duration-fast) var(--ease-out);
  border: 1px solid transparent;
}

.mobile-nav a:hover,
.mobile-nav a.active {
  color: var(--gold-300);
  background: rgba(212, 160, 23, 0.06);
  border-color: rgba(212,160,23,.12);
}

.mobile-nav .mobile-divider {
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--border-hover), transparent);
  margin: 12px 0;
}

/* ===== Bottom Nav (Mobile) ===== */
.bottom-nav {
  display: none;
  position: fixed;
  bottom: 0; left: 0; right: 0;
  height: var(--bottom-nav-height);
  background: rgba(15, 12, 8, 0.88);
  backdrop-filter: blur(14px) saturate(1.4);
  -webkit-backdrop-filter: blur(14px) saturate(1.4);
  border-top: 1px solid var(--glass-border);
  z-index: 1000;
  justify-content: space-around;
  align-items: center;
  padding: 0 4px;
}

.bottom-nav::before {
  content: '';
  position: absolute;
  top: 0; left: 50%;
  transform: translateX(-50%);
  width: 50%; height: 1px;
  background: var(--gradient-gold);
  opacity: 0.1;
}

.bottom-nav-btn {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2px;
  background: none;
  color: var(--text-dim);
  font-size: 0.62rem;
  padding: 8px 6px;
  transition: all var(--duration-fast) var(--ease-out);
  min-width: 50px;
  border-radius: var(--radius-sm);
  position: relative;
}

.bottom-nav-btn .icon { font-size: 1.35rem; transition: transform var(--duration-base) var(--ease-spring); }
.bottom-nav-btn.active { color: var(--gold-400); }
.bottom-nav-btn.active .icon { transform: scale(1.15); }
.bottom-nav-btn::after {
  content: '';
  position: absolute;
  bottom: 2px; left: 50%;
  transform: translateX(-50%) scaleX(0);
  width: 20px; height: 2px;
  background: var(--gold-500);
  border-radius: 1px;
  transition: transform var(--duration-base) var(--ease-spring);
}
.bottom-nav-btn.active::after { transform: translateX(-50%) scaleX(1); }

/* ===== Buttons ===== */
.btn {
  display: inline-flex;
  align-items: center; justify-content: center;
  gap: 8px;
  padding: 11px 26px;
  border-radius: var(--radius-sm);
  font-size: 0.9rem;
  font-weight: 500;
  transition: all var(--duration-base) var(--ease-out);
  cursor: pointer;
  position: relative;
  overflow: hidden;
  letter-spacing: 0.02em;
}

.btn::after {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at var(--ripple-x, 50%) var(--ripple-y, 50%), rgba(255,255,255,.15) 0%, transparent 60%);
  opacity: 0;
  transition: opacity var(--duration-fast);
}
.btn:active::after { opacity: 1; }

.btn-primary {
  background: var(--gradient-gold);
  color: #1a0f02;
  font-weight: 600;
  box-shadow: var(--glow-button);
  border: 1px solid rgba(255,255,255,.08);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: var(--glow-gold-lg), 0 8px 32px rgba(212,160,23,.35);
  filter: brightness(1.08);
}

.btn-primary:active { transform: translateY(0); }

.btn-outline {
  background: transparent;
  border: 1px solid var(--border-gold);
  color: var(--gold-300);
  backdrop-filter: blur(4px);
}

.btn-outline:hover {
  background: rgba(212, 160, 23, 0.08);
  border-color: var(--gold-400);
  box-shadow: var(--glow-gold-sm);
  transform: translateY(-1px);
}

.btn-ghost {
  background: transparent;
  color: var(--text-secondary);
}
.btn-ghost:hover { color: var(--gold-300); background: rgba(212,160,23,.05); }

.btn-sm { padding: 7px 16px; font-size: 0.8rem; }
.btn-lg { padding: 15px 36px; font-size: 1.05rem; border-radius: var(--radius-md); }
.btn-block { width: 100%; }

.btn:disabled {
  opacity: 0.45;
  cursor: not-allowed;
  pointer-events: none;
  filter: grayscale(0.3);
}

/* ===== Glass Cards ===== */
.card {
  background: var(--gradient-card);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  padding: 24px;
  transition: all var(--duration-base) var(--ease-out);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  position: relative;
  overflow: hidden;
}

.card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 1px;
  background: var(--gradient-gold);
  opacity: 0;
  transition: opacity var(--duration-base) var(--ease-out);
}

.card:hover {
  border-color: var(--border-gold);
  box-shadow: var(--glow-card), var(--shadow-md);
  transform: translateY(-4px);
  background: var(--bg-card-hover);
}

.card:hover::before { opacity: 0.5; }

.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 20px;
}

/* ===== Lamp Card (Premium) ===== */
.lamp-card {
  position: relative;
  background: var(--gradient-card);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-xl);
  padding: 28px 24px 24px;
  text-align: center;
  transition: all var(--duration-base) var(--ease-out);
  overflow: hidden;
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
}

.lamp-card::before {
  content: '';
  position: absolute;
  inset: 0;
  background: var(--gradient-gold-subtle);
  opacity: 0;
  transition: opacity var(--duration-slow) var(--ease-out);
}

.lamp-card::after {
  content: '';
  position: absolute;
  top: 0; left: 50%;
  transform: translateX(-50%);
  width: 60%; height: 1px;
  background: var(--gradient-gold);
  opacity: 0;
  transition: all var(--duration-base) var(--ease-out);
}

.lamp-card:hover {
  border-color: var(--gold-600);
  box-shadow: var(--glow-card), var(--shadow-lg);
  transform: translateY(-6px);
}

.lamp-card:hover::before { opacity: 1; }
.lamp-card:hover::after { opacity: 0.6; width: 80%; }

.lamp-card.featured {
  border-color: rgba(212,160,23,.35);
  background: linear-gradient(170deg, rgba(212,160,23,.08) 0%, var(--bg-card) 35%);
}

.lamp-card.featured::after {
  opacity: 0.3;
  width: 80%;
}

.lamp-card .badge {
  position: absolute;
  top: 14px; right: 14px;
  background: linear-gradient(135deg, var(--red-700), var(--red-500));
  color: #fff;
  font-size: 0.7rem;
  font-weight: 600;
  padding: 4px 12px;
  border-radius: 20px;
  box-shadow: 0 2px 8px rgba(229,62,62,.25);
  letter-spacing: 0.04em;
}

.lamp-icon {
  font-size: 3.2rem;
  margin-bottom: 14px;
  filter: drop-shadow(0 4px 8px rgba(0,0,0,.3));
  transition: transform var(--duration-base) var(--ease-spring);
}

.lamp-card:hover .lamp-icon { transform: scale(1.08); }

.lamp-name {
  font-family: var(--font-title);
  font-size: 1.25rem;
  color: var(--gold-300);
  margin-bottom: 6px;
  letter-spacing: 0.06em;
}

.lamp-meaning {
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-bottom: 14px;
}

.lamp-price {
  font-size: 1.6rem;
  color: var(--amber-400);
  font-weight: 700;
  margin-bottom: 4px;
  font-variant-numeric: tabular-nums;
}

.lamp-price .unit { font-size: 0.85rem; font-weight: 500; }

.lamp-duration {
  font-size: 0.8rem;
  color: var(--text-dim);
  margin-bottom: 18px;
}

.lamp-features {
  text-align: left;
  font-size: 0.82rem;
  color: var(--text-secondary);
  margin-bottom: 18px;
  padding: 0 8px;
}

.lamp-features li {
  padding: 5px 0;
  list-style: none;
  display: flex;
  align-items: center;
  gap: 6px;
}

.lamp-features li::before {
  content: '';
  width: 5px; height: 5px;
  background: var(--gold-500);
  border-radius: 50%;
  flex-shrink: 0;
  box-shadow: 0 0 6px rgba(212,160,23,.4);
}

/* ===== Hero Section ===== */
.hero-section {
  text-align: center;
  padding: 56px 20px 72px;
  position: relative;
  overflow: hidden;
}

.hero-section::before {
  content: '';
  position: absolute;
  top: -60%; left: 50%;
  transform: translateX(-50%);
  width: 600px; height: 600px;
  background: var(--gradient-hero);
  pointer-events: none;
}

.hero-section::after {
  content: '';
  position: absolute;
  bottom: 0; left: 0; right: 0;
  height: 40px;
  background: linear-gradient(180deg, transparent, var(--bg-dark));
}

.hero-title {
  font-family: var(--font-title);
  font-size: clamp(2.4rem, 7vw, 4rem);
  background: var(--gradient-gold);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 16px;
  letter-spacing: 0.12em;
  animation: heroFadeIn 0.8s var(--ease-out) both;
  filter: drop-shadow(0 0 30px rgba(212,160,23,.2));
}

@keyframes heroFadeIn {
  from { opacity: 0; transform: translateY(20px); filter: blur(8px) drop-shadow(0 0 30px rgba(212,160,23,.2)); }
  to { opacity: 1; transform: translateY(0); filter: blur(0) drop-shadow(0 0 30px rgba(212,160,23,.2)); }
}

.hero-sub {
  font-size: clamp(1rem, 2vw, 1.2rem);
  color: var(--text-secondary);
  margin-bottom: 40px;
  line-height: 1.9;
  letter-spacing: 0.06em;
  animation: heroFadeIn 0.8s var(--ease-out) 0.15s both;
}

.hero-actions {
  display: flex;
  gap: 18px;
  justify-content: center;
  flex-wrap: wrap;
  animation: heroFadeIn 0.8s var(--ease-out) 0.3s both;
}

/* ===== Stats Bar ===== */
.stats-bar {
  display: flex;
  justify-content: center;
  gap: 48px;
  padding: 36px 20px;
  flex-wrap: wrap;
  position: relative;
}

.stats-bar::before {
  content: '';
  position: absolute;
  top: 0; left: 50%;
  transform: translateX(-50%);
  width: 200px; height: 1px;
  background: linear-gradient(90deg, transparent, var(--border-gold), transparent);
}

.stat-item {
  text-align: center;
  padding: 0 20px;
  position: relative;
}

.stat-item + .stat-item::before {
  content: '';
  position: absolute;
  left: -24px; top: 50%;
  transform: translateY(-50%);
  width: 1px; height: 36px;
  background: linear-gradient(0deg, transparent, var(--border), transparent);
}

.stat-number {
  font-size: 2.2rem;
  font-weight: 700;
  background: var(--gradient-gold);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  font-family: var(--font-title);
  line-height: 1.2;
}

.stat-label {
  font-size: 0.82rem;
  color: var(--text-dim);
  margin-top: 6px;
  letter-spacing: 0.05em;
}

/* ===== Lamp Wall ===== */
.lamp-wall {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
  gap: 14px;
}

.lamp-wall-item {
  background: var(--gradient-card);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  padding: 18px 12px;
  text-align: center;
  transition: all var(--duration-base) var(--ease-out);
  min-width: 0;
  overflow: hidden;
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  cursor: pointer;
}

.lamp-wall-item:hover {
  border-color: var(--border-gold);
  box-shadow: var(--glow-gold-sm), var(--shadow-md);
  transform: translateY(-3px);
  background: var(--bg-card-hover);
}

.lamp-wall-flame {
  font-size: 2.2rem;
  margin-bottom: 10px;
  animation: flameFloat 3s ease-in-out infinite;
  filter: drop-shadow(0 0 8px rgba(212,160,23,.3));
}

@keyframes flameFloat {
  0%, 100% { transform: translateY(0) scale(1); }
  25% { transform: translateY(-3px) scale(1.04); }
  75% { transform: translateY(2px) scale(0.97); }
}

.lamp-wall-name {
  font-size: 0.82rem;
  color: var(--gold-300);
  margin-bottom: 4px;
  font-weight: 500;
}

.lamp-wall-wish {
  font-size: 0.72rem;
  color: var(--text-dim);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.lamp-wall-user {
  font-size: 0.68rem;
  color: var(--text-muted);
  margin-top: 8px;
}

/* ===== Leaderboard ===== */
.leaderboard-scroll {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  border-radius: var(--radius-lg);
  border: 1px solid var(--glass-border);
  background: var(--bg-card);
}

.leaderboard-table {
  width: 100%;
  border-collapse: collapse;
  min-width: 500px;
}

.leaderboard-table thead { position: sticky; top: 0; z-index: 1; }

.leaderboard-table th {
  padding: 14px 18px;
  text-align: left;
  font-size: 0.78rem;
  color: var(--text-dim);
  border-bottom: 1px solid var(--border);
  font-weight: 500;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  background: rgba(26,21,16,.6);
  backdrop-filter: blur(8px);
}

.leaderboard-table td {
  padding: 14px 18px;
  border-bottom: 1px solid rgba(61,48,32,.35);
  font-size: 0.9rem;
  transition: background var(--duration-fast);
}

.leaderboard-table tbody tr { transition: all var(--duration-fast); }
.leaderboard-table tbody tr:hover { background: rgba(212,160,23,.04); }

.rank-cell { font-weight: 700; }

.rank-medal { font-size: 1.3rem; }

/* ===== Sutra List ===== */
.sutra-list {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 18px;
}

.sutra-card {
  background: var(--gradient-card);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  padding: 24px;
  transition: all var(--duration-base) var(--ease-out);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
}

.sutra-card:hover {
  border-color: var(--border-gold);
  box-shadow: var(--glow-gold-sm);
  transform: translateY(-2px);
}

.sutra-name {
  font-family: var(--font-title);
  font-size: 1.15rem;
  color: var(--gold-300);
  margin-bottom: 8px;
  letter-spacing: 0.05em;
}

.sutra-desc {
  font-size: 0.82rem;
  color: var(--text-dim);
  margin-bottom: 14px;
  line-height: 1.7;
}

.sutra-meta {
  display: flex;
  justify-content: space-between;
  font-size: 0.78rem;
  color: var(--text-secondary);
  margin-bottom: 14px;
}

.sutra-progress {
  width: 100%; height: 4px;
  background: var(--border);
  border-radius: 3px;
  overflow: hidden;
}

.sutra-progress-bar {
  height: 100%;
  background: var(--gradient-gold);
  border-radius: 3px;
  transition: width 0.2s linear;
  box-shadow: 0 0 8px rgba(212,160,23,.25);
}

/* ===== Offerings ===== */
.offering-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 18px;
}

.offering-card {
  background: var(--gradient-card);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  padding: 24px;
  text-align: center;
  transition: all var(--duration-base) var(--ease-out);
  cursor: pointer;
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
}

.offering-card:hover,
.offering-card.selected {
  border-color: var(--border-gold);
  box-shadow: var(--glow-gold-sm), var(--shadow-md);
  transform: translateY(-3px);
  background: var(--bg-card-hover);
}

.offering-icon { font-size: 2.8rem; margin-bottom: 12px; filter: drop-shadow(0 4px 6px rgba(0,0,0,.3)); transition: transform var(--duration-base) var(--ease-spring); }
.offering-card:hover .offering-icon { transform: scale(1.1); }
.offering-name { font-size: 1.05rem; color: var(--gold-300); margin-bottom: 6px; font-weight: 500; }
.offering-price { font-size: 1.2rem; color: var(--amber-400); font-weight: 700; }
.offering-merit { font-size: 0.78rem; color: var(--text-dim); margin-top: 6px; }

/* ===== Forms ===== */
.form-group { margin-bottom: 18px; }

.form-label {
  display: block;
  font-size: 0.85rem;
  color: var(--text-secondary);
  margin-bottom: 8px;
  font-weight: 500;
  letter-spacing: 0.02em;
}

.form-input {
  width: 100%;
  padding: 11px 16px;
  background: var(--bg-input);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  font-size: 0.92rem;
  transition: all var(--duration-fast) var(--ease-out);
  outline: none;
}

.form-input:focus {
  border-color: var(--gold-600);
  box-shadow: 0 0 0 3px rgba(212, 160, 23, 0.08), var(--glow-gold-sm);
}

.form-input::placeholder { color: var(--text-dim); }

textarea.form-input { resize: vertical; min-height: 90px; line-height: 1.7; }

/* ===== Modal ===== */
.modal-overlay {
  display: none;
  position: fixed;
  top: 0; left: 0; right: 0; bottom: 0;
  background: rgba(4, 3, 1, 0.75);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  z-index: 2000;
  align-items: center;
  justify-content: center;
  padding: 20px;
}

.modal-overlay.open {
  display: flex;
  animation: overlayIn var(--duration-base) var(--ease-out);
}

@keyframes overlayIn { from { opacity: 0; } to { opacity: 1; } }

.modal {
  position: relative;
  background: var(--glass-bg);
  backdrop-filter: blur(20px) saturate(1.4);
  -webkit-backdrop-filter: blur(20px) saturate(1.4);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-xl);
  padding: 36px;
  max-width: 460px;
  width: 100%;
  max-height: 88vh;
  overflow-y: auto;
  animation: modalIn 0.35s var(--ease-spring);
  box-shadow: var(--shadow-xl), var(--glow-gold-sm);
}

@keyframes modalIn {
  from { opacity: 0; transform: scale(0.92) translateY(20px); }
  to { opacity: 1; transform: scale(1) translateY(0); }
}

.modal-title {
  font-family: var(--font-title);
  font-size: 1.35rem;
  background: var(--gradient-gold);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  text-align: center;
  margin-bottom: 24px;
  letter-spacing: 0.06em;
}

.modal-close {
  position: absolute;
  top: 16px; right: 20px;
  background: rgba(255,255,255,.04);
  border: 1px solid var(--border);
  border-radius: 50%;
  width: 32px; height: 32px;
  display: flex;
  align-items: center; justify-content: center;
  font-size: 1rem;
  color: var(--text-muted);
  cursor: pointer;
  z-index: 1;
  transition: all var(--duration-fast) var(--ease-out);
}
.modal-close:hover {
  color: var(--text-primary);
  background: rgba(255,255,255,.08);
  border-color: var(--border-hover);
}

.modal-footer {
  margin-top: 24px;
  font-size: 0.82rem;
  color: var(--text-dim);
  text-align: center;
}

.modal-footer a { color: var(--gold-400); cursor: pointer; }
.modal-footer a:hover { color: var(--gold-300); }

/* ===== Toast ===== */
.toast {
  position: fixed;
  top: 80px; left: 50%;
  transform: translateX(-50%);
  background: var(--glass-bg);
  backdrop-filter: blur(18px) saturate(1.4);
  -webkit-backdrop-filter: blur(18px) saturate(1.4);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-md);
  padding: 14px 28px;
  z-index: 3000;
  font-size: 0.9rem;
  color: var(--text-primary);
  box-shadow: var(--shadow-lg);
  animation: toastIn 0.4s var(--ease-spring);
  max-width: 88vw;
  text-align: center;
  display: flex;
  align-items: center;
  gap: 8px;
}

.toast.success { border-color: rgba(22,163,74,.5); box-shadow: 0 4px 20px rgba(22,163,74,.15); }
.toast.error { border-color: rgba(229,62,62,.5); box-shadow: 0 4px 20px rgba(229,62,62,.15); }

@keyframes toastIn {
  from { opacity: 0; transform: translateX(-50%) translateY(-16px) scale(0.95); }
  to { opacity: 1; transform: translateX(-50%) translateY(0) scale(1); }
}

/* ===== Loading ===== */
.loading {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 60px 20px;
  color: var(--text-dim);
  gap: 16px;
  font-size: 0.88rem;
}

.spinner {
  width: 32px; height: 32px;
  border: 2px solid var(--border);
  border-top-color: var(--gold-500);
  border-right-color: var(--gold-500);
  border-radius: 50%;
  animation: spin 0.7s linear infinite;
  box-shadow: 0 0 12px rgba(212,160,23,.15);
}

@keyframes spin { to { transform: rotate(360deg); } }

/* Shimmer loading */
.shimmer {
  background: linear-gradient(90deg, var(--bg-card) 25%, var(--bg-card-hover) 37%, var(--bg-card) 63%);
  background-size: 400% 100%;
  animation: shimmer 1.5s ease-in-out infinite;
}

@keyframes shimmer {
  0% { background-position: 100% 0; }
  100% { background-position: -100% 0; }
}

/* ===== Empty State ===== */
.empty-state {
  text-align: center;
  padding: 72px 20px;
  color: var(--text-dim);
}

.empty-state .icon { font-size: 3.5rem; margin-bottom: 16px; opacity: 0.7; }
.empty-state p { font-size: 0.92rem; margin-bottom: 8px; }
.empty-state p:last-child { font-size: 0.8rem; color: var(--text-muted); }

/* ===== Pagination ===== */
.pagination {
  display: flex;
  justify-content: center;
  gap: 6px;
  margin-top: 28px;
  flex-wrap: wrap;
}

.pagination button {
  padding: 9px 16px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text-secondary);
  font-size: 0.85rem;
  transition: all var(--duration-fast) var(--ease-out);
  min-width: 40px;
}

.pagination button:hover:not(:disabled) {
  border-color: var(--border-gold);
  color: var(--gold-300);
  background: var(--bg-card-hover);
}

.pagination .current {
  background: var(--gradient-gold);
  border-color: transparent;
  color: #1a0f02;
  font-weight: 600;
  box-shadow: var(--glow-gold-sm);
}

.pagination button:disabled { opacity: 0.3; cursor: not-allowed; }

/* ===== Tabs ===== */
.tabs {
  display: flex;
  gap: 4px;
  background: var(--bg-card);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-md);
  padding: 4px;
  margin-bottom: 28px;
  overflow-x: auto;
  backdrop-filter: blur(6px);
}

.tab-btn {
  padding: 10px 24px;
  background: none;
  border-radius: var(--radius-sm);
  color: var(--text-dim);
  font-size: 0.88rem;
  white-space: nowrap;
  transition: all var(--duration-base) var(--ease-out);
  font-weight: 500;
}

.tab-btn.active {
  background: var(--gradient-gold);
  color: #1a0f02;
  font-weight: 600;
  box-shadow: var(--glow-gold-sm);
}

.tab-btn:hover:not(.active) { color: var(--text-secondary); background: rgba(212,160,23,.04); }

/* ===== Flames Background ===== */
.flames-bg {
  position: fixed;
  top: 0; left: 0; right: 0; bottom: 0;
  pointer-events: none;
  z-index: -1;
  overflow: hidden;
}

.flame-particle {
  position: absolute;
  bottom: -20px;
  border-radius: 50%;
  animation: rise linear infinite;
  filter: blur(1px);
}

@keyframes rise {
  0% { transform: translateY(0) scale(0); opacity: 0; }
  15% { opacity: 0.7; }
  40% { opacity: 0.5; }
  85% { opacity: 0.1; }
  100% { transform: translateY(-105vh) scale(1.8); opacity: 0; }
}

/* ===== Lamp Detail ===== */
.lamp-detail {
  position: relative;
  background: var(--gradient-card);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-xl);
  padding: 36px;
  max-width: 520px;
  margin: 0 auto;
  text-align: center;
  backdrop-filter: blur(12px);
}

.lamp-detail .flame-display {
  font-size: 5.5rem;
  animation: flameFloat 2.5s ease-in-out infinite;
  margin-bottom: 20px;
  filter: drop-shadow(0 0 20px rgba(212,160,23,.5));
}

.lamp-detail .wish-display {
  font-size: 1.15rem;
  color: var(--text-secondary);
  margin: 20px 0;
  font-style: italic;
  line-height: 1.9;
  padding: 0 20px;
}

.lamp-detail .info-row {
  display: flex;
  justify-content: space-between;
  padding: 10px 0;
  border-bottom: 1px solid rgba(61,48,32,.35);
  font-size: 0.88rem;
}

.lamp-detail .info-row .label { color: var(--text-dim); }
.lamp-detail .info-row .value { color: var(--text-secondary); font-weight: 500; }

/* ===== Light Form ===== */
.light-form {
  max-width: 500px;
  margin: 0 auto;
}

.light-form textarea { min-height: 110px; }

.order-summary {
  background: var(--bg-card);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  padding: 20px;
  margin: 18px 0;
  backdrop-filter: blur(6px);
}

.order-summary-row {
  display: flex;
  justify-content: space-between;
  padding: 8px 0;
  font-size: 0.88rem;
  color: var(--text-secondary);
}

.order-summary-row.total {
  border-top: 1px solid var(--border);
  margin-top: 10px;
  padding-top: 12px;
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--gold-300);
}

/* ===== Profile Page ===== */
.profile-header {
  text-align: center;
  padding: 28px 0 20px;
}

.profile-avatar {
  width: 88px; height: 88px;
  border-radius: 50%;
  background: var(--gradient-gold);
  display: flex;
  align-items: center; justify-content: center;
  font-size: 2.2rem;
  color: #1a0f02;
  margin: 0 auto 14px;
  border: 3px solid rgba(212,160,23,.35);
  box-shadow: var(--glow-gold-md);
}

.profile-name {
  font-family: var(--font-title);
  font-size: 1.4rem;
  color: var(--gold-300);
}

.profile-id {
  font-size: 0.78rem;
  color: var(--text-dim);
}

.merit-display {
  display: flex;
  justify-content: center;
  gap: 20px;
  margin: 24px 0;
  flex-wrap: wrap;
}

.merit-card {
  background: var(--gradient-card);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  padding: 20px 28px;
  text-align: center;
  min-width: 110px;
  backdrop-filter: blur(6px);
  transition: var(--duration-base) var(--ease-out);
}

.merit-card:hover {
  border-color: var(--border-gold);
  box-shadow: var(--glow-gold-sm);
}

.merit-card .value {
  font-size: 1.6rem;
  font-weight: 700;
  background: var(--gradient-gold);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.merit-card .label {
  font-size: 0.78rem;
  color: var(--text-dim);
  margin-top: 4px;
}

/* ===== Utility ===== */
.hidden { display: none !important; }
.text-center { text-align: center; }
.text-muted { color: var(--text-dim); }
.text-gold { color: var(--gold-400); }
.text-red { color: var(--red-400); }
.mt-8 { margin-top: 8px; }
.mt-16 { margin-top: 16px; }
.mt-24 { margin-top: 24px; }
.mb-16 { margin-bottom: 16px; }

/* ===== Entrance Animation Classes (applied by JS) ===== */
.animate-in {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s var(--ease-out), transform 0.6s var(--ease-out);
}

.animate-in.visible {
  opacity: 1;
  transform: translateY(0);
}

.animate-in-delay-1 { transition-delay: 0.05s; }
.animate-in-delay-2 { transition-delay: 0.1s; }
.animate-in-delay-3 { transition-delay: 0.15s; }
.animate-in-delay-4 { transition-delay: 0.2s; }
.animate-in-delay-5 { transition-delay: 0.25s; }
.animate-in-delay-6 { transition-delay: 0.3s; }

/* ===== Responsive ===== */

/* Tablet: hide desktop nav (≤1024px) */
@media (max-width: 1024px) {
  .nav-links, .nav-auth { display: none; }
  .hamburger { display: flex; }
}

/* Mobile */
@media (max-width: 768px) {
  .bottom-nav { display: flex; }
  .app-container {
    padding: 0 16px;
    padding-top: calc(var(--nav-height) + 16px);
    padding-bottom: calc(var(--bottom-nav-height) + 20px);
  }

  .hero-section { padding: 32px 16px 48px; }
  .hero-title { font-size: 2rem; letter-spacing: 0.08em; }

  .stats-bar { gap: 28px; padding: 28px 10px; }
  .stat-number { font-size: 1.6rem; }
  .stat-item + .stat-item::before { left: -14px; height: 28px; }

  .card-grid { grid-template-columns: 1fr; gap: 14px; }
  .lamp-wall { grid-template-columns: repeat(auto-fill, minmax(100px, 1fr)); gap: 10px; }
  .offering-grid { grid-template-columns: repeat(2, 1fr); gap: 12px; }
  .sutra-list { grid-template-columns: 1fr; gap: 12px; }

  .modal { padding: 28px 20px; margin: 0 8px; border-radius: var(--radius-lg); }
  .modal-title { font-size: 1.15rem; margin-bottom: 20px; }

  .leaderboard-table { font-size: 0.78rem; }
  .leaderboard-table th, .leaderboard-table td { padding: 10px 12px; white-space: nowrap; }
  .leaderboard-scroll { margin: 0 -12px; border-radius: var(--radius-md); }

  .page-title { font-size: 1.45rem; }
  .section-title { font-size: 1.05rem; padding-left: 12px; }
  .section-title::before { height: 16px; }

  .lamp-card { padding: 22px 16px 20px; }
  .lamp-price { font-size: 1.4rem; }
  .lamp-icon { font-size: 2.6rem; }

  .merit-display { gap: 12px; }
  .merit-card { padding: 14px 18px; min-width: 80px; }
  .merit-card .value { font-size: 1.3rem; }

  .profile-avatar { width: 72px; height: 72px; font-size: 1.8rem; }
}

/* Tablet desktop grid */
@media (min-width: 769px) and (max-width: 1024px) {
  .card-grid { grid-template-columns: repeat(2, 1fr); }
  .offering-grid { grid-template-columns: repeat(3, 1fr); }
  .lamp-wall { grid-template-columns: repeat(auto-fill, minmax(130px, 1fr)); }
}

/* Large desktop */
@media (min-width: 1025px) {
  .card-grid { grid-template-columns: repeat(3, 1fr); }
  .offering-grid { grid-template-columns: repeat(4, 1fr); }
  .lamp-wall { grid-template-columns: repeat(auto-fill, minmax(150px, 1fr)); }
}

/* Very small screens */
@media (max-width: 380px) {
  .app-container { padding-left: 10px; padding-right: 10px; }
  .lamp-wall { grid-template-columns: repeat(2, 1fr); gap: 8px; }
  .offering-grid { grid-template-columns: repeat(2, 1fr); gap: 8px; }
  .stats-bar { gap: 16px; }
  .stat-number { font-size: 1.3rem; }
  .hero-section { padding: 24px 8px 36px; }
  .hero-title { font-size: 1.6rem; }
  .lamp-wall-item { padding: 12px 6px; }
  .bottom-nav-btn { font-size: 0.55rem; min-width: 44px; padding: 6px 3px; }
  .bottom-nav-btn .icon { font-size: 1.15rem; }
}

/* ==========================================
   VR 千佛殿 — 沉浸式 3D 场景样式
   ========================================== */

/* VR 入口按钮 */
.btn-vr {
  margin-top: 16px;
  background: linear-gradient(135deg, rgba(139,94,24,.3) 0%, rgba(212,160,23,.15) 50%, rgba(139,94,24,.3) 100%);
  border: 1px solid rgba(212,160,23,.4);
  color: var(--gold-200);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  text-shadow: 0 0 12px rgba(212,160,23,.5);
  position: relative;
  overflow: hidden;
  animation: vrBtnPulse 3s ease-in-out infinite;
}

.btn-vr::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, transparent 0%, rgba(212,160,23,.15) 50%, transparent 100%);
  transform: translateX(-100%);
  transition: transform .6s ease;
}

.btn-vr:hover::before { transform: translateX(100%); }
.btn-vr:hover {
  border-color: var(--gold-400);
  box-shadow: 0 0 24px rgba(212,160,23,.3), inset 0 0 12px rgba(212,160,23,.1);
}

.btn-vr-icon {
  font-size: 1.2em;
  filter: drop-shadow(0 0 6px rgba(212,160,23,.6));
}

@keyframes vrBtnPulse {
  0%, 100% { box-shadow: 0 0 0 0 rgba(212,160,23,.2); }
  50% { box-shadow: 0 0 20px 4px rgba(212,160,23,.15); }
}

/* VR 全屏遮罩 */
.vr-overlay {
  position: fixed;
  inset: 0;
  z-index: 9999;
  background: #050302;
  display: none;
  opacity: 0;
  transition: opacity .4s ease;
}

.vr-overlay.open {
  display: block;
  opacity: 1;
}

.vr-container {
  position: absolute;
  inset: 0;
  overflow: hidden;
}

#vrCanvas {
  width: 100%;
  height: 100%;
  display: block;
  cursor: grab;
}

#vrCanvas:active { cursor: grabbing; }

/* VR 加载动画 */
.vr-loading {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  background: radial-gradient(ellipse at center, #0f0c08 0%, #050302 100%);
  z-index: 10;
  transition: opacity .6s ease;
}

.vr-loading.hide {
  opacity: 0;
  pointer-events: none;
}

.vr-loading-spinner {
  width: 56px;
  height: 56px;
  border: 3px solid rgba(212,160,23,.15);
  border-top-color: var(--gold-400);
  border-radius: 50%;
  animation: spin 1s linear infinite;
  margin-bottom: 20px;
  box-shadow: 0 0 20px rgba(212,160,23,.2);
}

@keyframes spin { to { transform: rotate(360deg); } }

.vr-loading p {
  color: var(--gold-200);
  font-size: 1rem;
  letter-spacing: 2px;
  margin-bottom: 16px;
  text-shadow: 0 0 10px rgba(212,160,23,.3);
}

.vr-loading-bar {
  width: 200px;
  height: 4px;
  background: rgba(212,160,23,.1);
  border-radius: 2px;
  overflow: hidden;
}

.vr-loading-fill {
  height: 100%;
  width: 0%;
  background: linear-gradient(90deg, var(--gold-700), var(--gold-400), var(--gold-300));
  border-radius: 2px;
  box-shadow: 0 0 8px rgba(212,160,23,.5);
  transition: width .3s ease;
}

/* VR 控制按钮栏 */
.vr-controls {
  position: absolute;
  top: 16px;
  right: 16px;
  display: flex;
  gap: 8px;
  z-index: 20;
  flex-wrap: wrap;
  justify-content: flex-end;
  max-width: calc(100% - 32px);
}

.vr-btn {
  padding: 8px 14px;
  background: rgba(15,12,8,.75);
  border: 1px solid rgba(212,160,23,.3);
  border-radius: 8px;
  color: var(--gold-200);
  font-size: 0.8rem;
  cursor: pointer;
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  transition: all .2s ease;
  white-space: nowrap;
  user-select: none;
}

.vr-btn:hover {
  background: rgba(34,28,20,.85);
  border-color: var(--gold-400);
  color: var(--gold-100);
  box-shadow: 0 0 12px rgba(212,160,23,.2);
}

.vr-btn:active { transform: scale(.95); }

.vr-btn.active {
  background: rgba(139,94,24,.4);
  border-color: var(--gold-400);
  color: var(--gold-100);
  box-shadow: inset 0 0 8px rgba(212,160,23,.2);
}

.vr-btn-enter {
  background: linear-gradient(135deg, rgba(139,94,24,.5) 0%, rgba(212,160,23,.3) 100%);
  border-color: var(--gold-400);
}

.vr-btn-enter:hover {
  background: linear-gradient(135deg, rgba(139,94,24,.7) 0%, rgba(212,160,23,.5) 100%);
  box-shadow: 0 0 20px rgba(212,160,23,.4);
}

/* VR 操作提示 */
.vr-hint {
  position: absolute;
  bottom: 16px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: 20px;
  padding: 8px 20px;
  background: rgba(15,12,8,.7);
  border: 1px solid rgba(212,160,23,.2);
  border-radius: 24px;
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  z-index: 20;
  font-size: 0.75rem;
  color: var(--text-muted);
  white-space: nowrap;
  transition: opacity .4s ease;
}

.vr-hint.fade { opacity: 0; pointer-events: none; }

/* VR 信息面板 */
.vr-info-panel {
  position: absolute;
  bottom: 16px;
  left: 16px;
  padding: 10px 16px;
  background: rgba(15,12,8,.7);
  border: 1px solid rgba(212,160,23,.2);
  border-radius: 10px;
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  z-index: 20;
  font-size: 0.8rem;
}

.vr-info-title {
  color: var(--gold-300);
  font-size: 0.9rem;
  margin-bottom: 4px;
  text-shadow: 0 0 8px rgba(212,160,23,.3);
}

.vr-info-stats {
  color: var(--text-muted);
  font-size: 0.7rem;
}

.vr-info-stats span {
  color: var(--gold-400);
  font-weight: 600;
}

/* VR 移动端适配 */
@media (max-width: 768px) {
  .vr-controls {
    top: 8px;
    right: 8px;
    gap: 6px;
  }

  .vr-btn {
    padding: 6px 10px;
    font-size: 0.7rem;
  }

  .vr-hint {
    gap: 12px;
    font-size: 0.65rem;
    padding: 6px 14px;
    bottom: 8px;
  }

  .vr-info-panel {
    bottom: 8px;
    left: 8px;
    padding: 6px 10px;
  }

  .vr-info-title { font-size: 0.75rem; }
  .vr-info-stats { font-size: 0.6rem; }
}

@media (max-width: 380px) {
  .vr-hint { display: none; }
  .vr-btn { padding: 5px 8px; font-size: 0.65rem; }
}