@import url('https://fonts.googleapis.com/css2?family=Noto+Serif+SC:wght@400;500;600;700&display=swap');
/* ============================================
   觉岸 — 设计令牌系统 (Design Tokens)
   森林渐变绿主题 · 大字清晰版 v4.0
   设计参考：Linear / Stripe / Vercel
   ============================================ */

:root {
  /* ===== 背景层级 — 森林渐变绿（不刺眼） ===== */
  --bg-deep:       #0a1a14;  /* 最深背景 - 墨绿黑 */
  --bg-panel:      #0f261c;  /* 面板背景 - 深森绿 */
  --bg-surface:    #163628;  /* 卡片/气泡背景 - 中绿 */
  --bg-elevated:   #1a4030;  /* 悬停/次级表面 */
  --bg-hover:      rgba(45,180,120,0.08); /* 通用悬停 — 绿调 */

  /* ===== 品牌色（温暖紫）===== */
  --accent:        #a78bfa;  /* 主紫色 - 柔和调 */
  --accent-hover:  #c4b5fd;  /* 紫色悬停 - 更亮 */
  --accent-deep:   #7c3aed;  /* 深紫 - 激活状态 */
  --accent-bg:     rgba(167,139,250,0.10); /* 紫色背景 */
  --accent-glow:   rgba(167,139,250,0.20); /* 紫色辉光 */

  /* ===== 温暖金（二级品牌色）===== */
  --gold:          #fbbf24;  /* 温暖金 - CTA/强调 */
  --gold-hover:    #fcd34d;  /* 金色悬停 */
  --gold-deep:     #d97706;  /* 深金 - 激活状态 */
  --gold-bg:       rgba(251,191,36,0.08); /* 金色背景 */
  --gold-glow:     rgba(251,191,36,0.15); /* 金色辉光 */

  /* ===== 自然绿色（草原/森林）===== */
  --forest-deep:   #061410;  /* 最深林 */
  --forest-mid:    #0d2a1c;  /* 中森绿 */
  --forest-light:  #1a4a32;  /* 浅翠绿 */
  --grass-warm:    #2a5a30;  /* 暖草绿 */
  --fog-color:     rgba(180,200,170,0.06); /* 雾色 */

  /* ===== 文字色（深·高对比·400度近视友好）=====
    v4.1: 全部调深，确保在森林背景上清晰可见
    用接近白色但不是刺眼纯白的颜色
  ===== */
  --text-primary:   #f5f5fa;  /* 主文字 — 接近白 */
  --text-secondary: #e2e0ec;  /* 辅助文字 — 柔和白 */
  --text-tertiary:  #c4c0d4;  /* 弱化文字 — 中亮灰白 */
  --text-muted:     #9a98a8;  /* 最弱文字 — 灰白 */
  --text-placeholder: rgba(245,245,250,0.60);  /* 占位文字 */
  --text-accent:    #d8ceff;  /* 紫色文字 — 更亮 */
  --text-gold:      #fcd34d;  /* 金色文字 */

  /* ===== 边框 ===== */
  --border-subtle:  rgba(255,255,255,0.06);
  --border-standard: rgba(255,255,255,0.10);
  --border-accent:  rgba(167,139,250,0.30);
  --border-gold:    rgba(251,191,36,0.30);
  --border-solid:   #1a3328;
  --border-green:   rgba(45,160,100,0.18);

  /* ===== 圆角 ===== */
  --radius-sm:   6px;
  --radius-md:   10px;
  --radius-lg:   14px;
  --radius-xl:   18px;
  --radius-2xl:  24px;
  --radius-full:  9999px;

  /* ===== 阴影 ===== */
  --shadow-sm:   rgba(0,0,0,0.20) 0px 2px 4px;
  --shadow-md:   rgba(0,0,0,0.30) 0px 6px 16px;
  --shadow-lg:   rgba(0,0,0,0.35) 0px 12px 32px;
  --shadow-glow: 0 0 24px rgba(167,139,250,0.15);
  --shadow-gold: 0 6px 28px rgba(251,191,36,0.20);

  /* ===== 光晕（设计感细节）===== */
  --glow-purple:  rgba(167,139,250,0.15);
  --glow-gold:     rgba(251,191,36,0.12);
  --glow-green:     rgba(34,197,94,0.10);

  /* ===== 字体 ===== */
  --font-display: 'Noto Serif SC', 'STSong', 'SimSun', serif;
  --font-sans:    'PingFang SC', 'Noto Sans SC', 'Microsoft YaHei', system-ui, sans-serif;
  --font-mono:    'JetBrains Mono', ui-monospace, monospace;

  /* ===== 间距 ===== */
  --space-1:  4px;   --space-2:  8px;   --space-3:  12px;
  --space-4:  16px;  --space-5:  20px;  --space-6:  24px;  --space-7:  28px;
  --space-8:  32px;  --space-10: 40px; --space-12: 48px;
  --space-14: 56px; --space-16: 64px; --space-18: 72px;
  --space-20: 80px; --space-24: 96px;

  /* ===== 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:  0.2s;
  --duration-normal: 0.35s;
  --duration-slow:  0.5s;
}

/* ===== Google Fonts ===== */

/* ===== 全局重置 ===== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html {
  background: #0a0a1a;  /* 根除html默认白色背景导致的底部白块 */
  scroll-behavior: smooth;
  font-size: 16px;  /* 基础字号：16px，确保清晰 */
  /* 移动端防白屏 */
  -webkit-text-size-adjust: 100%;
  text-size-adjust: 100%;
  overscroll-behavior: none;
}

body {
  font-family: var(--font-sans);
  font-size: 16px;        /* 基础字号：16px */
  line-height: 1.75;      /* 宽松行高，易读 */
  color: var(--text-primary);

  /* 森林渐变绿背景 — 匹配上方森林图片，不刺眼 */
  background:
    radial-gradient(ellipse at 20% 0%,   rgba(20,70,50,0.35), transparent 60%),
    radial-gradient(ellipse at 80% 100%, rgba(15,55,38,0.30), transparent 60%),
    radial-gradient(ellipse at 50% 50%,  rgba(139,92,246,0.03), transparent 70%),
    linear-gradient(175deg,
      #081610 0%,
      #0a1a14 20%,
      #0d2218 45%,
      #0a1e15 70%,
      #07140e 100%
    );

  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
  min-height: 100vh;
  min-height: 100dvh;  /* 移动端动态视口高度 */
  /* 移动端防白屏 */
  -webkit-tap-highlight-color: transparent;
  touch-action: pan-y pan-x;
  overscroll-behavior-y: none;
  -webkit-overflow-scrolling: touch;
}

/* 背景微光晕装饰 */
body::before {
  content: '';
  position: absolute;
  top: -50vh; left: -20vw;
  width: 70vw; height: 100vh;
  background: radial-gradient(circle at 50% 60%, rgba(167,139,250,0.04), transparent 70%);
  pointer-events: none;
  z-index: 0;
}

body::after {
  content: '';
  position: absolute;
  bottom: -40vh; right: -20vw;
  width: 60vw; height: 80vh;
  background: radial-gradient(circle at 50% 40%, rgba(251,191,36,0.03), transparent 70%);
  pointer-events: none;
  z-index: 0;
}

/* 选中文字样式 */
::selection {
  background: rgba(167,139,250,0.25);
  color: #fff;
}

/* 滚动条美化 */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--bg-deep); }
::-webkit-scrollbar-thumb {
  background: rgba(255,255,255,0.12);
  border-radius: 3px;
}
::-webkit-scrollbar-thumb:hover { background: rgba(255,255,255,0.20); }

/* ===== 导航栏 ===== */
nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  display: flex; align-items: center; justify-content: space-between;
  padding: 0 var(--space-8);
  height: 60px;
  background: rgba(8,18,13,0.95);
  
  border-bottom: 1px solid rgba(255,255,255,0.05);
  transition: background var(--duration-normal);
}
/* 导航悬停效果 */
nav:hover { background: rgba(8,18,13,0.92); }

.nav-logo { display: flex; align-items: center; gap: var(--space-3); cursor: pointer; }
.nav-logo-img { height: 30px; width: auto; display: block; border-radius: 0; }
.nav-logo-mark {
  width: 36px; height: 36px;
  background: linear-gradient(135deg, var(--accent), var(--gold));
  border-radius: var(--radius-md);
  display: flex; align-items: center; justify-content: center;
  font-weight: 700; font-size: 18px; color: #fff;
  font-family: var(--font-display);
  box-shadow: 0 2px 12px rgba(167,139,250,0.25);
  transition: transform var(--duration-fast) var(--ease-spring);
}
.nav-logo:hover .nav-logo-mark { transform: scale(1.08) rotate(-3deg); }
.nav-logo-text {
  font-weight: 600; font-size: 19px; letter-spacing: 1.5px;
  color: var(--text-primary);
  transition: color var(--duration-fast);
}
.nav-logo:hover .nav-logo-text { color: #fff; }

.nav-links { display: flex; align-items: center; gap: var(--space-7); }

.nav-links a {
  padding: 4px 14px;
  font-size: 16.5px; color: var(--text-secondary);
  text-decoration: none; letter-spacing: 0.5px;
  transition: all var(--duration-fast);
  position: relative;
  padding: 4px 0;
}
.nav-links a:hover { color: var(--text-primary); }
.nav-links a::after {
  content: '';
  position: absolute; bottom: -2px; left: 0; right: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--accent), var(--gold));
  transform: scaleX(0);
  transform-origin: center;
  transition: transform var(--duration-normal) var(--ease-out);
  border-radius: 1px;
}
.nav-links a:hover::after { transform: scaleX(1); }

.nav-cta {
  padding: 9px 26px; font-size: 16px; font-weight: 600; color: #fff;
  background: linear-gradient(135deg, var(--accent), var(--accent-deep));
  border-radius: var(--radius-md); border: none;
  text-decoration: none; letter-spacing: 0.5px;
  transition: all var(--duration-fast) var(--ease-out);
  box-shadow: 0 2px 16px rgba(167,139,250,0.25);
}
.nav-cta:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 28px rgba(167,139,250,0.35);
  color: #fff;
}

/* ===== Hero 区域 ===== */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex; flex-direction: column;
  align-items: center; justify-content: center;
  text-align: center;
  padding: 140px var(--space-8) var(--space-20);
  overflow: hidden;
}

/* 自然背景图层 */
.hero-nature-bg {
  position: absolute; inset: 0; z-index: 0; pointer-events: none;
  overflow: hidden;
  /* bg-clean removed */
  background-size: cover;
  background-position: center center;
  background-repeat: no-repeat;
}
/* 暗色叠加 — 加深确保文字清晰可见 v4.1 */
.hero-nature-bg::after {
  content: '';
  position: absolute; inset: 0; pointer-events: none;
  background:
    linear-gradient(180deg,
      rgba(6,12,8,0.65) 0%,
      rgba(6,12,8,0.45) 25%,
      rgba(6,12,8,0.28) 50%,
      rgba(6,12,8,0.38) 75%,
      rgba(6,12,8,0.60) 100%
    ),
    radial-gradient(ellipse at 30% 20%, rgba(10,6,20,0.15), transparent 55%),
    radial-gradient(ellipse at 80% 80%, rgba(10,18,14,0.35), transparent 55%);
}

/* ===== 子页面通用温馨背景 ===== */
.page-warm-bg {
  position: fixed; inset: 0; z-index: -1; pointer-events: none;
  /* bg-clean removed */
  background-size: cover;
  background-position: center center;
  background-repeat: no-repeat;
}
.page-warm-bg::after {
  content: '';
  position: absolute; inset: 0; pointer-events: none;
  background:
    radial-gradient(ellipse at 20% 0%,   rgba(139,92,246,0.05), transparent 55%),
    radial-gradient(ellipse at 80% 100%, rgba(20,70,45,0.22), transparent 55%),
    linear-gradient(180deg,
      rgba(8,18,13,0.70) 0%,
      rgba(8,18,13,0.52) 30%,
      rgba(8,18,13,0.48) 55%,
      rgba(8,18,13,0.55) 75%,
      rgba(8,18,13,0.72) 100%
    );
}

/* ===== 雾气粒子 ===== */
.fog-layer {
  position: absolute; bottom: 10%; left: 0; right: 0; height: 60%;
  pointer-events: none; z-index: 1;
}
.fog-particle {
  position: absolute; border-radius: 50%;
  background: radial-gradient(circle, rgba(190,210,180,0.07), transparent 70%);
  opacity: 0.35;
}
.fog-particle:nth-child(1) { width: 320px; height: 110px; left: -5%; top: 20%;  }
.fog-particle:nth-child(2) { width: 420px; height: 130px; left: 30%;  top: 40%;  }
.fog-particle:nth-child(3) { width: 360px; height: 100px; left: 60%;  top: 10%;  }
.fog-particle:nth-child(4) { width: 280px; height: 90px;  left: 80%;  top: 50%;  }

/* ===== 萤火虫光点 ===== */
.firefly {
  opacity: 0.5;
  position: absolute; border-radius: 50%;
  background: radial-gradient(circle, rgba(251,191,36,0.55), transparent 70%);
  width: 4px; height: 4px; z-index: 2;
}
.firefly:nth-child(5)  { left: 15%; bottom: 30%;    width: 3px; height: 3px; }
.firefly:nth-child(6)  { left: 40%; bottom: 45%;  }
.firefly:nth-child(7)  { left: 65%; bottom: 25%;  width: 3px; height: 3px; }
.firefly:nth-child(8)  { left: 85%; bottom: 40%;  }
.firefly:nth-child(9)  { left: 25%; bottom: 50%;  width: 2px; height: 2px; }
.firefly:nth-child(10) { left: 75%; bottom: 35%;  width: 2px; height: 2px; }

/* ===== Hero 文字内容 ===== */
.hero-tag {
  display: inline-block;
  font-size: 16.5px; letter-spacing: 4px;
  color: #e0d8ff;
  border: 1.5px solid rgba(167,139,250,0.55);
  padding: 7px 22px; border-radius: var(--radius-full);
  margin-bottom: var(--space-8);
  opacity: 0;
  animation: floatInUp 0.8s var(--ease-out) 0.2s forwards;
  text-shadow: 0 1px 18px rgba(6,10,20,0.55), 0 0 32px rgba(167,139,250,0.20);
  background: rgba(167,139,250,0.06);
}

/* Hero Title — 大字清晰 */
.hero-title {
  font-family: var(--font-display);
  font-size: clamp(42px, 8vw, 72px);
  font-weight: 700;
  line-height: 1.22;
  letter-spacing: 1px;
  margin-bottom: var(--space-6);
  background: linear-gradient(135deg, #ffffff 15%, #f0eeff 60%, var(--accent-hover) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  opacity: 0.35;
  animation: floatInUp 0.8s var(--ease-out) 0.5s forwards;
}

/* Hero Subtitle — 大字清晰 */
.hero-sub {
  font-size: clamp(19px, 3.2vw, 25px);
  color: var(--text-primary);
  text-shadow: 0 2px 20px rgba(6,10,16,0.50), 0 0 40px rgba(6,10,16,0.30);
  margin-bottom: var(--space-12);
  letter-spacing: 1px;
  line-height: 1.85;
  opacity: 0.35;
  animation: floatInUp 0.8s var(--ease-out) 0.8s forwards;
}

.hero-actions {
  display: flex; gap: var(--space-5); justify-content: center; flex-wrap: wrap;
  opacity: 0.35;
  animation: floatInUp 0.8s var(--ease-out) 1.1s forwards;
}

/* CTA 按钮 — 大字号 + 柔和 + 渐变动效 */
.hero-cta-gold {
  padding: 18px 48px; font-size: 21.5px; font-weight: 700; color: #1a1a0a;
  background: linear-gradient(135deg, var(--gold-hover), var(--gold));
  background-size: 200% 200%;
  border-radius: var(--radius-xl); border: none;
  box-shadow: 0 4px 28px rgba(251,191,36,0.30);
  text-decoration: none; display: inline-block;
  transition: all var(--duration-fast) var(--ease-out);
  font-family: var(--font-sans);
  letter-spacing: 1px;
  position: relative;
  overflow: hidden;
}
.hero-cta-gold::before {
  content: '';
  position: absolute; inset: 0; pointer-events: none;
  background: linear-gradient(135deg, rgba(255,255,255,0.18), transparent);
  opacity: 0.35;
  transition: opacity var(--duration-fast);
  border-radius: inherit;
}
.hero-cta-gold:hover {
  transform: translateY(-3px) scale(1.03);
  box-shadow: 0 10px 44px rgba(251,191,36,0.38);
  color: #1a1a0a;
  background-position: 100% 100%;
}
.hero-cta-gold:hover::before { opacity: 1; }
.hero-cta-gold:active { transform: scale(0.97) translateY(-1px); }

.btn-ghost {
  padding: 16px 36px; font-size: 17.5px; color: var(--text-secondary);
  border: 1.5px solid var(--border-standard); border-radius: var(--radius-xl);
  text-decoration: none; letter-spacing: 0.5px;
  transition: all var(--duration-fast);
  background: rgba(255,255,255,0.03);
}
.btn-ghost:hover {
  color: var(--text-primary);
  border-color: var(--border-accent);
  background: rgba(167,139,250,0.06);
  transform: translateY(-2px);
}

/* ===== 信任标识 — 大字清晰 ===== */
.trust-badges {
  display: flex; gap: var(--space-8); justify-content: center;
  margin-top: var(--space-12); flex-wrap: wrap;
  opacity: 0.35;
  animation: floatInUp 0.8s var(--ease-out) 1.4s forwards;
}
.trust-badge {
  font-size: 19px; color: var(--text-primary);
  display: flex; align-items: center; gap: var(--space-3);
  letter-spacing: 0.5px;
  text-shadow: 0 1px 14px rgba(6,10,16,0.45), 0 0 28px rgba(6,10,16,0.25);
}

.hero-scroll {
  margin-top: var(--space-14);
  font-size: 17.5px; color: var(--text-secondary);
  letter-spacing: 3px;
  opacity: 0.35;
  animation:
    floatInUp 0.8s var(--ease-out) 1.7s forwards,
    pulse-scroll 2.5s ease-in-out 2.5s infinite;
}

@keyframes floatInUp {
  from { opacity: 0.35; transform: translateY(32px); }
  to   { opacity: 1; transform: translateY(0); }
}
@keyframes pulse-scroll {
  0%, 100% { opacity: 0.4; }
  50%      { opacity: 0.8; }
}

/* ===== Section 通用 ===== */
section {
  padding: var(--space-20) var(--space-8);
  max-width: 1120px; margin: 0 auto;
  position: relative;
}

.section-inner { max-width: 960px; margin: 0 auto; }

/* Section Label — 精致小标签 */
.section-label {
  font-size: 15.5px; letter-spacing: 5px;
  color: var(--text-accent);
  text-transform: uppercase; margin-bottom: var(--space-4);
  font-family: var(--font-mono);
  font-weight: 600;
  text-shadow: 0 0 24px rgba(167,139,250,0.18);
  display: inline-block;
  padding: 4px 16px;
  border-radius: var(--radius-full);
  background: rgba(167,139,250,0.06);
  border: 1px solid rgba(167,139,250,0.12);
}

/* Section Title — 大字 */
.section-title {
  font-family: var(--font-display);
  font-size: clamp(32px, 5.5vw, 48px);
  font-weight: 700; letter-spacing: 1px;
  margin-bottom: var(--space-4);
  color: var(--text-primary);
  line-height: 1.3;
}

/* Section Description — 大字清晰 */
.section-desc {
  font-size: 19.5px; color: var(--text-secondary);
  margin-bottom: var(--space-14);
  line-height: 1.9;
  letter-spacing: 0.2px;
  max-width: 600px;
}

/* ===== 功能卡片（精致玻璃拟态）===== */
.features-grid {
  display: grid; grid-template-columns: repeat(3,1fr); gap: 28px;
}

.feature-card {
  background: rgba(15,38,28,0.50);
  border: 1px solid rgba(255,255,255,0.07);
  border-top: 2.5px solid transparent;
  border-radius: var(--radius-2xl);
  padding: var(--space-10) var(--space-8);
  cursor: pointer; position: relative; overflow: hidden;
  transition: all 0.45s cubic-bezier(0.22,1,0.36,1);
  opacity: 0.35; transform: translateY(32px);
}
.feature-card.visible { opacity: 1; transform: translateY(0); }

/* 卡片光晕背景 */
.feature-card::before {
  content: ''; position: absolute; inset: 0; pointer-events: none;
  background: radial-gradient(circle at 50% 0%, var(--accent-bg), transparent 70%);
  opacity: 0.35; transition: opacity 0.45s;
  border-radius: var(--radius-2xl);
}
.feature-card:hover::before { opacity: 1; }

/* 卡片顶部发光线 */
.feature-card::after {
  content: ''; position: absolute; top: 0; left: 0; right: 0; pointer-events: none; height: 1.5px;
  background: linear-gradient(90deg, transparent, var(--card-glow, rgba(167,139,250,0.35)), transparent);
  opacity: 0.35; transition: opacity 0.45s;
  border-radius: 0 0 var(--radius-2xl) var(--radius-2xl);
}
.feature-card:hover::after { opacity: 1; }

.feature-card:nth-child(1) { --card-glow: rgba(167,139,250,0.45); --card-accent: #a78bfa; }
.feature-card:nth-child(2) { --card-glow: rgba(251,191,36,0.45);  --card-accent: #fbbf24; }
.feature-card:nth-child(3) { --card-glow: rgba(34,211,238,0.35);  --card-accent: #22d3ee; }

.feature-card:hover {
  transform: translateY(-10px);
  border-color: rgba(255,255,255,0.10);
  border-top-color: var(--card-accent);
  box-shadow:
    0 24px 64px rgba(0,0,0,0.25),
    0 0 48px rgba(167,139,250,0.05);
  background: rgba(15,38,28,0.65);
}

/* 推荐标签 */
.recommended-badge {
  position: absolute; top: 18px; right: 18px;
  font-size: 14px; padding: 6px 20px; border-radius: var(--radius-full);
  background: rgba(251,191,36,0.10); color: var(--text-gold);
  border: 1px solid rgba(251,191,36,0.22);
  letter-spacing: 1px; font-weight: 600;
}

/* 功能图标 */
.feature-icon-wrap {
  width: 64px; height: 64px;
  border-radius: var(--radius-lg);
  display: flex; align-items: center; justify-content: center;
  margin-bottom: var(--space-6);
  font-size: 30px;
  position: relative; transition: all 0.4s var(--ease-spring);
  background: rgba(167,139,250,0.08);
  border: 1px solid rgba(167,139,250,0.12);
}
.feature-card:hover .feature-icon-wrap {
  transform: scale(1.1) translateY(-4px);
  background: rgba(167,139,250,0.14);
}

.feature-num {
  font-size: 15.5px; color: var(--card-accent, var(--accent));
  font-family: var(--font-mono); margin-bottom: var(--space-5);
  opacity: 0.75; font-weight: 600;
  letter-spacing: 2.5px;
}

/* 功能名称 — 大字 */
.feature-name {
  font-size: 23px; font-weight: 700;
  margin-bottom: var(--space-4); letter-spacing: 0.5px;
  color: var(--text-primary);
}

/* 功能描述 — 大字清晰 */
.feature-desc {
  font-size: 17.5px; color: var(--text-secondary);
  line-height: 1.95; margin-bottom: var(--space-6); text-shadow: 0 1px 10px rgba(0,0,0,0.15);
  transition: color 0.35s;
  letter-spacing: 0.1px;
}
.feature-card:hover .feature-desc { color: var(--text-secondary); }

.feature-time {
  font-size: 15.5px; color: var(--card-accent, var(--accent));
  opacity: 0.65;
  display: inline-flex; align-items: center; gap: 6px;
  font-family: var(--font-mono);
  font-weight: 500;
}

/* ===== 情绪标签云 ===== */
.emotion-cloud {
  display: flex; flex-wrap: wrap; gap: 16px;
  margin-top: var(--space-12); justify-content: center;
  max-width: 760px; margin-left: auto; margin-right: auto;
}
.emotion-cloud span {
  padding: 14px 36px; border-radius: 999px;
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.10);
  color: var(--text-secondary);
  font-size: 17.5px; cursor: pointer;
  transition: all 0.35s cubic-bezier(0.22,1,0.36,1);
  user-select: none;
  letter-spacing: 0.5px;
  font-weight: 500;
}
.emotion-cloud span:hover {
  color: #fff;
  border-color: rgba(167,139,250,0.40);
  background: rgba(167,139,250,0.10);
  transform: translateY(-4px) scale(1.05);
  box-shadow: 0 10px 32px rgba(139,92,246,0.15);
}

/* ===== 信任数据 ===== */
.stats-row {
  display: flex; gap: 28px; justify-content: center; flex-wrap: wrap;
}
.stat-item {
  text-align: center;
  padding: var(--space-8) var(--space-8);
  min-width: 140px;
  border-radius: var(--radius-2xl);
  background: rgba(255,255,255,0.025);
  border: 1px solid rgba(255,255,255,0.06);
  transition: all 0.4s cubic-bezier(0.22,1,0.36,1);
}
.stat-item:hover {
  border-color: rgba(167,139,250,0.18);
  transform: translateY(-6px);
  background: rgba(255,255,255,0.04);
  box-shadow: 0 12px 40px rgba(0,0,0,0.15);
}

/* 统计数字 — 大字 */
.stat-num {
  font-size: clamp(32px, 5.5vw, 48px);
  font-weight: 300; color: var(--text-primary);
  font-family: var(--font-display);
  letter-spacing: 2px;
  margin-bottom: var(--space-2);
  text-shadow: 0 0 36px rgba(167,139,250,0.12);
}

/* 统计标签 — 大字 */
.stat-label {
  font-size: 16.5px; color: var(--text-secondary);
  margin-top: var(--space-2);
  letter-spacing: 2px; font-weight: 400;
}

/* ===== 三步流程 ===== */
.steps-grid {
  display: grid; grid-template-columns: repeat(3,1fr); gap: 28px;
  margin-top: var(--space-14);
  position: relative;
}
/* 步骤连接线 */
.steps-grid::before {
  content: '';
  position: absolute;
  left: calc(16.66% + 20px); right: calc(16.66% + 20px);
  top: 50px;
  height: 1.5px;
  background: linear-gradient(90deg,
    rgba(167,139,250,0.12),
    rgba(251,191,36,0.12),
    rgba(34,211,238,0.12)
  );
}

.step-card {
  background: rgba(15,38,28,0.45);
  border: 1px solid rgba(255,255,255,0.05);
  border-radius: var(--radius-2xl);
  padding: var(--space-10) var(--space-8);
  text-align: center;
  transition: all 0.4s cubic-bezier(0.22,1,0.36,1);
  opacity: 0.35; transform: translateY(24px);
  position: relative;
}
.step-card.visible { opacity: 1; transform: translateY(0); }
.step-card:hover {
  border-color: rgba(255,255,255,0.08);
  transform: translateY(-6px);
  box-shadow: 0 20px 56px rgba(0,0,0,0.20);
  background: rgba(15,38,28,0.60);
}

/* 步骤编号圆 — 大 + 精美 */
.step-num {
  width: 58px; height: 58px;
  margin: 0 auto var(--space-6);
  display: flex; align-items: center; justify-content: center;
  border-radius: var(--radius-full);
  font-size: 18px; font-weight: 700;
  color: #fff; position: relative; z-index: 1;
  transition: transform 0.4s var(--ease-spring);
}
.step-card:hover .step-num { transform: scale(1.1); }
.step-card:nth-child(1) .step-num { background: linear-gradient(135deg, var(--accent), var(--accent-deep)); box-shadow: 0 4px 24px rgba(167,139,250,0.25); }
.step-card:nth-child(2) .step-num { background: linear-gradient(135deg, var(--gold), var(--gold-deep)); box-shadow: 0 4px 24px rgba(251,191,36,0.25); }
.step-card:nth-child(3) .step-num { background: linear-gradient(135deg, #22d3ee, #0891b2); box-shadow: 0 4px 24px rgba(34,211,238,0.25); }

/* 步骤标题 — 大字 */
.step-card h3 {
  font-size: 21.5px; font-weight: 700;
  margin-bottom: var(--space-4);
  color: var(--text-primary);
  letter-spacing: 0.5px;
}

/* 步骤描述 — 大字 */
.step-card p {
  font-size: 18px; color: var(--text-secondary);
  line-height: 1.9;
}

/* ===== 评价区 ===== */
.testimonial-grid {
  display: grid; grid-template-columns: repeat(3,1fr); gap: 24px;
  margin-top: var(--space-12);
}
.testimonial-card {
  background: rgba(15,38,28,0.45);
  border: 1px solid rgba(255,255,255,0.04);
  border-radius: var(--radius-2xl);
  padding: var(--space-10);
  transition: all 0.4s cubic-bezier(0.22,1,0.36,1);
  opacity: 0.35; transform: translateY(20px);
  position: relative;
}
.testimonial-card.visible { opacity: 1; transform: translateY(0); }
.testimonial-card::before {
  content: '"';
  position: absolute; top: 18px; left: 22px;
  font-size: 56px; font-family: Georgia, serif;
  color: rgba(167,139,250,0.10);
  line-height: 1;
}
.testimonial-card:hover {
  border-color: rgba(255,255,255,0.07);
  transform: translateY(-6px);
  background: rgba(15,38,28,0.58);
  box-shadow: 0 16px 48px rgba(0,0,0,0.18);
}

/* 评价文字 — 大字清晰 */
.testimonial-text {
  font-size: 17.5px; color: var(--text-secondary);
  line-height: 2; font-style: italic;
  position: relative; z-index: 1;
  transition: color 0.35s;
}
.testimonial-card:hover .testimonial-text { color: var(--text-secondary); }

/* 评价作者 — 大字 */
.testimonial-author {
  margin-top: var(--space-6); font-size: 16px;
  color: var(--text-muted);
  display: flex; align-items: center; gap: var(--space-2);
}
.avatar { font-size: 20px; }

/* ===== CTA Section ===== */
.cta-section {
  background:
    radial-gradient(ellipse at 30% 20%, rgba(167,139,250,0.06), transparent 50%),
    radial-gradient(ellipse at 80% 80%, rgba(45,140,80,0.05), transparent 50%),
    rgba(10,26,18,0.45);
  border-top: 1px solid rgba(255,255,255,0.03);
  border-bottom: 1px solid rgba(255,255,255,0.03);
  text-align: center; padding: var(--space-24) var(--space-8);
  position: relative; overflow: hidden;
}
.cta-section::before {
  content: '';
  position: absolute;
  top: -120px; left: 50%;
  width: 500px; height: 500px;
  transform: translateX(-50%);
  background: radial-gradient(circle, rgba(251,191,36,0.04), transparent 70%);
  pointer-events: none;
}

/* CTA 标题 — 大字 */
.cta-title {
  font-family: var(--font-display);
  font-size: clamp(28px, 5vw, 40px);
  font-weight: 700; margin-bottom: var(--space-5);
  color: var(--text-primary);
  letter-spacing: 1px;
  position: relative; z-index: 1;
}

/* CTA 描述 — 大字 */
.cta-desc {
  font-size: 19.5px; color: var(--text-secondary);
  margin-bottom: var(--space-10); line-height: 1.9;
  max-width: 500px; margin-left: auto; margin-right: auto;
}

/* ===== Footer ===== */
footer {
  background: #0a0a1a;  /* 防止footer区域透出html白色背景 */
  text-align: center; padding: var(--space-12) var(--space-8);
  font-size: 16px; color: var(--text-tertiary);
  border-top: 1px solid rgba(255,255,255,0.03);
}
.footer-links { margin-top: var(--space-3); }
.footer-links a {
  color: var(--text-tertiary); font-size: 15.5px;
  margin: 0 var(--space-3); text-decoration: none;
  transition: color 0.2s;
}
.footer-links a:hover { color: var(--text-secondary); }

/* ===== 移动端菜单 ===== */
.mobile-menu-btn {
  display: none; background: none; border: none;
  color: var(--text-tertiary); font-size: 24px;
  cursor: pointer; padding: 4px;
}
.mobile-menu {
  display: none; position: fixed; inset: 0; z-index: 99;
  flex-direction: column; align-items: center; justify-content: center; gap: var(--space-8);
}
.mobile-menu.open { display: flex; animation: fadeIn 0.3s var(--ease-out); }
.mobile-menu a {
  font-size: 24px; color: var(--text-secondary);
  padding: var(--space-4); letter-spacing: 2px; text-decoration: none;
  transition: color var(--duration-fast);
}
.mobile-menu a:hover { color: var(--accent); }
.mobile-menu .close-btn {
  position: absolute; top: 20px; right: 20px;
  background: none; border: none;
  color: var(--text-tertiary); font-size: 26px; cursor: pointer;
}

@keyframes fadeIn { from{opacity:0} to{opacity:1} }

/* ===== 滚动显示动画 ===== */
.reveal {
  opacity: 0.35; transform: translateY(28px);
  transition: opacity 0.8s var(--ease-out), transform 0.8s var(--ease-out);
}
.reveal.visible { opacity: 1; transform: translateY(0); }

/* ===== 响应式 ===== */
@media (max-width: 768px) {
  html { font-size: 15.5px; }
  .mobile-menu-btn { display: block; }
  .nav-links, .nav-cta { display: none; }
  .features-grid { grid-template-columns: 1fr; }
  .stats-row { flex-direction: column; align-items: center; }
  .testimonial-grid { grid-template-columns: 1fr; }
  section { padding: var(--space-14) var(--space-5); }
  .hero { padding: 120px var(--space-5) var(--space-16); }
  .steps-grid { grid-template-columns: 1fr; }
  .steps-grid::before { display: none; }
  .trust-badges { gap: var(--space-5); }
  .hero-title { letter-spacing: 0; }
  .emotion-cloud { gap: 12px; }
  .emotion-cloud span { padding: 11px 26px; font-size: 16.5px; }
  .stat-item { min-width: 100%; }
}

@media (max-width: 480px) {
  html { font-size: 15px; }
  .hero-title { font-size: clamp(30px, 8vw, 42px); }
  .feature-card { padding: var(--space-8) var(--space-6); }
}

/* 觉岸 Logo */



/* ============================================
   移动端兼容性修复 v1.0
   解决: 白屏滑动 / 按钮点击闪烁 / 地址栏跳动
   ============================================ */
@media (max-width: 768px) {
  /* 禁用smooth scroll（移动端触摸滚动不需要）*/
  html {
    scroll-behavior: auto;
  }

  /* 防止body滚动时的compositing白闪 */
  body {
    -webkit-transform: translateZ(0);
    transform: translateZ(0);
    -webkit-backface-visibility: hidden;
    backface-visibility: hidden;
  }

  /* 所有按钮/链接: 移除点击高亮 + 防止双击缩放 */
  button, a, input, select, textarea, [role="button"] {
    -webkit-tap-highlight-color: transparent;
    -webkit-touch-callout: none;
    touch-action: manipulation;
  }

  /* 固定导航栏: 提升合成层避免滑动白闪 */
  .juean-nav, nav, header {
    -webkit-transform: translateZ(0);
    transform: translateZ(0);
    -webkit-backface-visibility: hidden;
    backface-visibility: hidden;
  }

  /* 可滚动区域: 使用触摸滚动优化 */
  .mobile-menu, .juean-mobile-menu, .chat-panel, .scrollable {
    -webkit-overflow-scrolling: touch;
    overscroll-behavior: contain;
  }

  /* 客服浮窗: 移动端适配 */
  #zkf-panel {
    display: none !important;
    pointer-events: none;
    /* 移动端保险：杜绝白色块 */
  }
  #zkf-panel.open {
    display: flex !important;
    pointer-events: auto;
    -webkit-transform: translateZ(0);
    transform: translateZ(0);
  }

  /* 100vh → 100dvh 兼容 */
  .page-center, .page-wrap, .page-warm-bg, .hero-section {
    min-height: 100dvh;
  }

  /* 防止input聚焦时iOS自动放大 */
  input[type="text"], input[type="email"], input[type="tel"],
  input[type="password"], input[type="number"], textarea, select {
    font-size: 16px;
  }

  /* 防止图片/元素溢出导致横向滚动白屏 */
  img, video, canvas, iframe {
    max-width: 100%;
  }

  /* 卡片/面板: 添加硬件加速避免滑动撕裂 */
  .feature-card, .testimonial-card, .dream-result, .fortune-card,
  .yanming-card, .pricing-card, .blog-card {
    -webkit-transform: translateZ(0);
    transform: translateZ(0);
  }
}

/* ===== iOS Safari 特殊修复 ===== */
@supports (-webkit-touch-callout: none) {
  /* 仅iOS生效: 修复100vh地址栏问题 */
  body {
    min-height: -webkit-fill-available;
  }
  html {
    height: -webkit-fill-available;
  }
}

/* ===== Android Chrome 特殊修复 ===== */
@media screen and (max-width: 768px) and (-webkit-min-device-pixel-ratio: 0) {
  /* 防止Chrome Android的overscroll glow效果 */
  body {
    overscroll-behavior-y: none;
    overscroll-behavior-x: none;
  }
}

/* ===== 移动端白屏根治v2 ===== */
@media (max-width: 768px) {
  /* 1. nav元素(旧导航): 纯色背景 */
  nav {
    background: #08120d !important;
    transition: none !important;
  }
  nav:hover { background: #08120d !important; }

  /* 2. 客服浮窗: 移除box-shadow和transition */
  #zkf-bubble {
    box-shadow: none !important;
    transition: none !important;
    contain: layout style paint;
  }
  #zkf-bubble:hover {
    transform: none !important;
    box-shadow: none !important;
  }

  /* 3. 禁用reveal动画: 直接显示，避免滚动时opacity/transform动画 */
  .reveal, .feature-card, .testimonial-card {
    opacity: 1 !important;
    transform: none !important;
    transition: none !important;
  }

  /* 4. 禁用hover效果: 触摸设备不需要hover，hover会触发repaint */
  .emotion-cloud span:hover,
  .feature-card:hover,
  .testimonial-card:hover,
  .stat-item:hover,
  .scenario-card:hover,
  .panorama-item:hover,
  .panorama-category:hover,
  .feature-cta:hover,
  .hero-cta-gold:hover,
  .hero-cta:hover,
  .nav-links a:hover,
  .nav-logo:hover .nav-logo-mark,
  .footer-links a:hover {
    transform: none !important;
    box-shadow: none !important;
    background: inherit !important;
    opacity: 1 !important;
    border-color: inherit !important;
  }

  /* 5. 禁用非必要transition: 减少GPU合成层切换 */
  .emotion-cloud span,
  .feature-card,
  .testimonial-card,
  .stat-item,
  .scenario-card,
  .panorama-item,
  .panorama-category,
  .feature-cta,
  .hero-cta-gold,
  .hero-cta,
  nav,
  .nav-links a,
  .nav-logo,
  .nav-logo-mark,
  .footer-links a {
    transition: none !important;
  }

  /* 6. 卡片: 移除box-shadow减少GPU负载 */
  .feature-card,
  .testimonial-card,
  .stat-item,
  .scenario-card,
  .panorama-category {
    box-shadow: none !important;
  }

  /* 7. 情绪标签: 移除hover动画 */
  .emotion-cloud span {
    transition: none !important;
    transform: none !important;
  }

  /* 8. page-warm-bg: 改为absolute避免fixed compositing */
  .page-warm-bg {
    position: absolute !important;
  }

  /* 9. mobile-menu: 确保纯色背景 */
  .mobile-menu, .juean-mobile-menu {
    background: #0a1a14 !important;
  }

  /* 10. 禁用hero-scroll动画 */
  .hero-scroll {
    animation: none !important;
  }
}