/* =========================================================
   决策风暴 · 紫色系高级风格 全局样式
   ========================================================= */

/* ---------- CSS Variables ---------- */
:root {
  --purple-50:  #faf5ff;
  --purple-100: #f3e8ff;
  --purple-200: #e9d5ff;
  --purple-300: #d8b4fe;
  --purple-400: #c084fc;
  --purple-500: #a855f7;
  --purple-600: #9333ea;
  --purple-700: #7c3aed;
  --purple-800: #6b21a8;
  --purple-900: #581c87;
  --purple-950: #3b0764;

  --violet-200: #ddd6fe;
  --violet-500: #8b5cf6;
  --violet-600: #7c3aed;
  --violet-700: #6d28d9;
  --violet-900: #4c1d95;

  --fuchsia-500: #d946ef;
  --fuchsia-600: #c026d3;

  --dark-bg:      #0f0a1a;
  --dark-surface: #1a1230;
  --dark-card:    #231b40;
  --text-primary:   #f0ecf7;
  --text-secondary: #c4b8db;
  --text-muted:     #8b7aa8;

  --gradient-hero:   linear-gradient(135deg, #1e1b4b 0%, #3b0764 30%, #581c87 60%, #7c3aed 100%);
  --gradient-card:   linear-gradient(145deg, rgba(124,58,237,.15), rgba(139,92,246,.05));
  --gradient-accent: linear-gradient(135deg, #a855f7, #7c3aed, #6d28d9);
  --glow-purple: 0 0 60px rgba(168,85,247,.3), 0 0 120px rgba(124,58,237,.15);

  --radius-lg: 24px;
  --radius-md: 18px;
  --radius-sm: 12px;
  --shadow-card: 0 12px 40px rgba(124,58,237,.10);
  --transition: .35s cubic-bezier(.4,0,.2,1);
}

/* ---------- Reset & Base ---------- */
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; font-size: 16px; }
body {
  font-family: 'Noto Sans SC', -apple-system, BlinkMacSystemFont, sans-serif;
  background-color: var(--dark-bg);
  color: var(--text-primary);
  line-height: 1.7;
  overflow-x: hidden;
}
::selection { background: var(--purple-600); color: #fff; }
a { color: var(--purple-400); text-decoration: none; transition: .25s; }
a:hover { color: var(--purple-300); }
img { max-width: 100%; display: block; }
button { font-family: inherit; }
ul { list-style: none; }

h1,h2,h3,h4 {
  font-family: 'Noto Serif SC', serif;
  letter-spacing: .04em; line-height: 1.35;
}

/* ---------- Scrollbar ---------- */
::-webkit-scrollbar { width: 8px; }
::-webkit-scrollbar-track { background: var(--dark-bg); }
::-webkit-scrollbar-thumb { background: var(--purple-800); border-radius: 4px; }
::-webkit-scrollbar-thumb:hover { background: var(--purple-600); }

/* ---------- Layout ---------- */
.container { max-width: 1200px; margin: 0 auto; padding: 0 24px; }
section.view { position: relative; padding: 100px 0; }
/* 首页各内容区块统一垂直间距，避免相邻区块上下挨着 */
#view-home > section { padding: 66px 0; }
.section-header { text-align: center; max-width: 760px; margin: 0 auto 64px; }
.section-header h2 {
  font-size: clamp(1.8rem, 4vw, 2.6rem); font-weight: 900; margin-bottom: 18px;
  background: linear-gradient(135deg, var(--purple-200), var(--purple-400));
  -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text;
}
.section-header p { color: var(--text-secondary); font-size: 1.05rem; }

.section-label {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 6px 18px; border-radius: 999px;
  background: rgba(124,58,237,.12);
  border: 1px solid rgba(168,85,247,.2);
  color: var(--purple-300);
  font-size: .82rem; font-weight: 500; letter-spacing: .08em;
  margin-bottom: 20px;
}
.section-label::before {
  content:''; width: 8px; height: 8px; border-radius: 50%;
  background: var(--purple-400); box-shadow: 0 0 10px var(--purple-500);
}

/* ---------- View Switching ---------- */
.view { display: none; }
.view.active { display: block; animation: viewFade .5s ease; }
@keyframes viewFade { from { opacity: 0; transform: translateY(12px); } to { opacity: 1; transform: none; } }
/* Home keeps its hero full-bleed; inner views get top padding for navbar */
.view:not(#view-home) { padding-top: 130px; }

/* hide a sub-section inside home when not needed */
#view-home .home-section { display: block; }

/* ---------- Top Navbar ---------- */
.navbar {
  position: fixed; top: 0; left: 0; right: 0; z-index: 900;
  backdrop-filter: blur(24px) saturate(180%);
  -webkit-backdrop-filter: blur(24px) saturate(180%);
  background: rgba(15,10,26,.75);
  border-bottom: 1px solid rgba(124,58,237,.10);
  transition: box-shadow .3s;
}
.navbar.scrolled { box-shadow: 0 8px 32px rgba(0,0,0,.4); }
.navbar-inner {
  max-width: 1200px; margin: 0 auto; padding: 14px 24px;
  display: flex; align-items: center; justify-content: space-between;
}
.nav-brand { display: flex; align-items: center; gap: 12px; text-decoration: none; color: inherit; }
.nav-logo-icon {
  width: 38px; height: 38px; border-radius: 10px;
  background: var(--gradient-accent);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.2rem; font-weight: 900; color: #fff;
  box-shadow: 0 4px 20px rgba(124,58,237,.4);
}
.nav-brand-text { font-family: 'Noto Serif SC', serif; font-weight: 600; font-size: 1.1rem; }
.nav-brand-sub { font-size: .72rem; color: var(--text-muted); letter-spacing: .02em; }
.nav-links { display: flex; gap: 4px; list-style: none; }
.nav-links a {
  padding: 8px 18px; border-radius: 999px; font-size: .88rem;
  color: var(--text-secondary); transition: all .25s;
}
.nav-links a:hover, .nav-links a.active {
  background: rgba(124,58,237,.15); color: var(--purple-300);
}
.nav-links a.active { font-weight: 600; }
.nav-cta {
  padding: 9px 22px !important; background: var(--gradient-accent) !important;
  color: #fff !important; font-weight: 600 !important; border-radius: 999px !important;
  box-shadow: 0 4px 16px rgba(124,58,237,.35);
}
.nav-cta:hover { transform: translateY(-1px); box-shadow: 0 6px 24px rgba(124,58,237,.5) !important; color: #fff !important; }
.mobile-toggle { display: none; background: none; border: none; color: var(--text-primary); font-size: 1.5rem; cursor: pointer; }

/* ---------- Floating Channel Nav ---------- */
.floating-nav {
  position: fixed; z-index: 950;
  bottom: 26px; left: 50%; transform: translateX(-50%);
  display: flex; align-items: center; gap: 4px;
  padding: 8px 12px;
  border-radius: 999px;
  background: rgba(26,18,48,.72);
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  border: 1px solid rgba(168,85,247,.25);
  box-shadow: 0 12px 40px rgba(0,0,0,.45), 0 0 30px rgba(124,58,237,.15);
}
.floating-nav a {
  display: flex; flex-direction: column; align-items: center; gap: 2px;
  padding: 8px 16px; border-radius: 999px;
  color: var(--text-muted); font-size: .68rem; font-weight: 500;
  transition: all .25s; position: relative;
  min-width: 56px;
}
.floating-nav a .ficon { font-size: 1.25rem; line-height: 1; transition: transform .25s; }
.floating-nav a:hover { color: var(--purple-300); }
.floating-nav a:hover .ficon { transform: translateY(-2px); }
.floating-nav a.active {
  color: #fff;
  background: var(--gradient-accent);
  box-shadow: 0 6px 18px rgba(124,58,237,.45);
}
.floating-nav a.active .ficon { transform: translateY(-2px) scale(1.08); }
.floating-nav a.active::after {
  content:''; position: absolute; bottom: -10px; left: 50%; transform: translateX(-50%);
  width: 5px; height: 5px; border-radius: 50%; background: var(--purple-400);
  box-shadow: 0 0 8px var(--purple-500);
}

/* ---------- Hero ---------- */
.hero {
  min-height: 100vh; position: relative; display: flex; align-items: center;
  overflow: hidden;
  background:
    radial-gradient(ellipse 80% 50% at 50% -10%, rgba(124,58,237,.35), transparent),
    radial-gradient(ellipse 60% 40% at 80% 60%, rgba(217,70,239,.15), transparent),
    radial-gradient(ellipse 50% 30% at 20% 80%, rgba(109,40,217,.12), transparent),
    var(--dark-bg);
}
#particles-canvas { position: absolute; inset: 0; pointer-events: none; opacity: .6; }
.hero-glow-orb { position: absolute; border-radius: 50%; filter: blur(80px); pointer-events: none; }
.hero-glow-orb.orb-1 { width: 500px; height: 500px; top: -150px; right: -100px; background: rgba(124,58,237,.2); animation: floatOrb 12s ease-in-out infinite; }
.hero-glow-orb.orb-2 { width: 350px; height: 350px; bottom: -50px; left: -80px; background: rgba(168,85,247,.15); animation: floatOrb 16s ease-in-out infinite reverse; }
.hero-glow-orb.orb-3 { width: 250px; height: 250px; top: 45%; left: 50%; transform: translate(-50%,-50%); background: rgba(217,70,239,.08); animation: floatOrb 20s ease-in-out infinite; }
@keyframes floatOrb { 0%,100% { transform: translate(0,0) scale(1); } 33% { transform: translate(30px,-20px) scale(1.05); } 66% { transform: translate(-20px,25px) scale(.95); } }

.hero-content { position: relative; z-index: 2; text-align: center; padding: 140px 0 100px; width: 100%; }
.hero-badge {
  display: inline-flex; align-items: center; gap: 10px;
  padding: 10px 26px; border-radius: 999px;
  background: rgba(124,58,237,.10); border: 1px solid rgba(168,85,247,.25);
  font-size: .88rem; color: var(--purple-300); margin-bottom: 36px; backdrop-filter: blur(10px);
  animation: fadeInUp .8s ease both;
}
.hero-badge svg { width: 18px; height: 18px; fill: var(--purple-400); }
.hero-title {
  font-size: clamp(3rem, 8vw, 6.5rem); font-weight: 900;
  background: linear-gradient(135deg, #e9d5ff 0%, #c084fc 30%, #a855f7 60%, #7c3aed 100%);
  -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text;
  filter: drop-shadow(0 4px 30px rgba(124,58,237,.3));
  margin-bottom: 24px; animation: fadeInUp .8s ease .15s both;
}
.hero-subtitle { font-size: clamp(1.15rem, 2.5vw, 1.5rem); color: var(--text-secondary); font-weight: 300; margin-bottom: 14px; letter-spacing: .06em; animation: fadeInUp .8s ease .3s both; }
.hero-tagline { font-size: clamp(1rem, 2vw, 1.25rem); color: var(--purple-300); font-weight: 500; margin-bottom: 48px; letter-spacing: .15em; animation: fadeInUp .8s ease .4s both; }
.hero-stats { display: flex; justify-content: center; gap: 40px 56px; flex-wrap: wrap; animation: fadeInUp .8s ease .5s both; }
.hero-stat { text-align: center; }
.hero-stat-num { font-family: 'Noto Serif SC', serif; font-size: 2.4rem; font-weight: 900; color: var(--purple-300); line-height: 1.2; }
.hero-stat-num span { font-size: 1.2rem; color: var(--purple-400); }
.hero-stat-label { font-size: .85rem; color: var(--text-muted); margin-top: 4px; letter-spacing: .06em; }
@keyframes fadeInUp { from { opacity: 0; transform: translateY(30px); } to { opacity: 1; transform: none; } }

/* ---------- Page Hero (sub pages) ---------- */
.page-hero {
  text-align: center; padding: 30px 0 10px;
}
.page-hero h1 {
  font-size: clamp(2rem, 5vw, 3rem); font-weight: 900;
  background: linear-gradient(135deg, var(--purple-200), var(--purple-400));
  -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text;
  margin-bottom: 10px;
}
.page-hero p { color: var(--text-secondary); font-size: 1.05rem; }

/* ---------- Generic Cards / Sections from v1 ---------- */
.value-prop { background: radial-gradient(ellipse 60% 40% at 50% 100%, rgba(124,58,237,.1), transparent), var(--dark-bg); }
.value-cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px,1fr)); gap: 24px; }
.value-card { padding: 36px 32px; border-radius: var(--radius-lg); background: var(--gradient-card); border: 1px solid rgba(124,58,237,.12); transition: var(--transition); position: relative; overflow: hidden; }
.value-card::before { content:''; position: absolute; top: 0; left: 0; right: 0; height: 3px; background: var(--gradient-accent); opacity: 0; transition: opacity .35s; }
.value-card:hover { transform: translateY(-6px); border-color: rgba(124,58,237,.3); box-shadow: var(--shadow-card); }
.value-card:hover::before { opacity: 1; }
.value-card-icon { width: 52px; height: 52px; border-radius: 14px; background: rgba(124,58,237,.12); display: flex; align-items: center; justify-content: center; font-size: 1.5rem; margin-bottom: 20px; }
.value-card h3 { font-size: 1.2rem; font-weight: 700; margin-bottom: 10px; }
.value-card p { color: var(--text-secondary); font-size: .92rem; }

.why-need { background: var(--dark-surface); }
.compare-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(340px,1fr)); gap: 32px; max-width: 960px; margin: 0 auto; }
.compare-col { padding: 40px 36px; border-radius: var(--radius-lg); }
.compare-old { background: rgba(30,27,75,.5); border: 1px solid rgba(107,33,168,.15); }
.compare-new { background: linear-gradient(145deg, rgba(124,58,237,.12), rgba(109,40,217,.06)); border: 1px solid rgba(168,85,247,.25); box-shadow: 0 0 60px rgba(124,58,237,.08) inset; }
.compare-tag { display: inline-block; padding: 5px 16px; border-radius: 999px; font-size: .78rem; font-weight: 600; letter-spacing: .06em; margin-bottom: 18px; }
.compare-old .compare-tag { background: rgba(107,33,168,.2); color: #a78bfa; }
.compare-new .compare-tag { background: rgba(124,58,237,.25); color: #c4b5fd; }
.compare-col ul { padding: 0; }
.compare-col li { padding: 10px 0; font-size: .95rem; color: var(--text-secondary); border-bottom: 1px solid rgba(255,255,255,.04); display: flex; align-items: center; gap: 10px; }
.compare-new li { color: var(--text-primary); font-weight: 500; }
.compare-col li::before { content:''; width: 6px; height: 6px; border-radius: 50%; flex-shrink: 0; }
.compare-old li::before { background: var(--text-muted); }
.compare-new li::before { background: var(--purple-400); box-shadow: 0 0 8px var(--purple-500); }

.four-dims { background: radial-gradient(ellipse 70% 50% at 20% 50%, rgba(124,58,237,.07), transparent), var(--dark-bg); }
.dims-grid { display: grid; grid-template-columns: repeat(2,1fr); gap: 24px; }
.dim-card { padding: 40px 34px; border-radius: var(--radius-lg); background: var(--gradient-card); border: 1px solid rgba(124,58,237,.1); transition: var(--transition); }
.dim-card:hover { border-color: rgba(124,58,237,.25); box-shadow: var(--shadow-card); transform: translateY(-4px); }
.dim-card-head { display: flex; align-items: center; gap: 16px; margin-bottom: 20px; }
.dim-icon { width: 46px; height: 46px; border-radius: 12px; display: flex; align-items: center; justify-content: center; font-size: 1.3rem; font-weight: 700; flex-shrink: 0; }
.dim-card:nth-child(1) .dim-icon { background: linear-gradient(135deg,#7c3aed,#a855f7); }
.dim-card:nth-child(2) .dim-icon { background: linear-gradient(135deg,#6d28d9,#9333ea); }
.dim-card:nth-child(3) .dim-icon { background: linear-gradient(135deg,#8b5cf6,#c084fc); }
.dim-card:nth-child(4) .dim-icon { background: linear-gradient(135deg,#a855f7,#d946ef); }
.dim-card h3 { font-size: 1.2rem; font-weight: 700; }
.dim-questions { padding: 0; margin-bottom: 16px; }
.dim-questions li { padding: 7px 0; font-size: .9rem; color: var(--text-secondary); padding-left: 18px; position: relative; }
.dim-questions li::before { content:'?'; position: absolute; left: 0; top: 7px; color: var(--purple-400); font-weight: 700; font-size: .8rem; }
.dim-models { font-size: .84rem; color: var(--purple-300); padding: 12px 16px; background: rgba(124,58,237,.08); border-radius: 10px; border-left: 3px solid var(--purple-500); }
.dim-models strong { color: var(--purple-200); }

.eight-models { background: var(--dark-surface); }
.models-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(320px,1fr)); gap: 20px; }
.model-card { padding: 30px 28px; border-radius: var(--radius-md); background: linear-gradient(160deg, rgba(30,27,75,.6), rgba(35,27,64,.3)); border: 1px solid rgba(124,58,237,.1); transition: var(--transition); }
.model-card:hover { border-color: rgba(168,85,247,.3); transform: translateY(-4px); box-shadow: var(--shadow-card); }
.model-badge { display: inline-block; padding: 4px 14px; border-radius: 999px; font-size: .74rem; font-weight: 600; letter-spacing: .04em; background: rgba(124,58,237,.15); color: var(--purple-300); margin-bottom: 12px; }
.model-card h3 { font-size: 1.1rem; font-weight: 700; margin-bottom: 10px; }
.model-card p { font-size: .89rem; color: var(--text-secondary); line-height: 1.65; }
.model-highlight { margin-top: 14px; padding: 12px 16px; border-radius: 12px; background: rgba(124,58,237,.06); border: 1px dashed rgba(168,85,247,.2); font-size: .82rem; color: var(--purple-300); text-align: center; }

.interactions { background: radial-gradient(ellipse 60% 40% at 80% 20%, rgba(217,70,239,.07), transparent), var(--dark-bg); }
.interaction-list { display: flex; flex-direction: column; gap: 16px; max-width: 900px; margin: 0 auto; }
.interaction-item { display: flex; gap: 24px; padding: 28px 32px; border-radius: var(--radius-md); background: var(--gradient-card); border: 1px solid rgba(124,58,237,.09); transition: var(--transition); align-items: flex-start; }
.interaction-item:hover { border-color: rgba(124,58,237,.25); background: linear-gradient(145deg, rgba(124,58,237,.12), rgba(109,40,217,.06)); transform: translateX(6px); }
.interaction-num { width: 42px; height: 42px; border-radius: 11px; display: flex; align-items: center; justify-content: center; font-weight: 800; font-size: .95rem; flex-shrink: 0; background: var(--gradient-accent); color: #fff; }
.interaction-info h3 { font-size: 1.05rem; font-weight: 700; margin-bottom: 6px; }
.interaction-info p { font-size: .89rem; color: var(--text-secondary); }

.member-levels { background: var(--dark-surface); }
.levels-grid { display: grid; grid-template-columns: repeat(4,1fr); gap: 20px; }
.level-card { border-radius: var(--radius-lg); padding: 32px 26px; background: linear-gradient(170deg, rgba(30,27,75,.7), rgba(20,15,40,.5)); border: 1px solid rgba(124,58,237,.12); transition: var(--transition); position: relative; overflow: hidden; display: flex; flex-direction: column; }
.level-card.featured { border-color: rgba(168,85,247,.4); box-shadow: 0 0 50px rgba(124,58,237,.12), inset 0 0 30px rgba(168,85,247,.03); }
.level-card:hover { transform: translateY(-6px); border-color: rgba(168,85,247,.35); }
.level-tier { font-size: .76rem; font-weight: 700; letter-spacing: .1em; text-transform: uppercase; margin-bottom: 8px; }
.level-card:nth-child(1) .level-tier { color: var(--purple-300); }
.level-card:nth-child(2) .level-tier { color: var(--violet-500); }
.level-card:nth-child(3) .level-tier { color: #c084fc; }
.level-card:nth-child(4) .level-tier { color: #d946ef; }
.level-name { font-size: 1.2rem; font-weight: 800; margin-bottom: 8px; }
.level-unlock { font-size: .8rem; color: var(--text-muted); padding: 10px 14px; border-radius: 10px; background: rgba(124,58,237,.06); margin-bottom: 18px; }
.level-benefits { padding: 0; flex: 1; }
.level-benefits li { padding: 7px 0; font-size: .85rem; color: var(--text-secondary); display: flex; align-items: flex-start; gap: 8px; }
.level-benefits li::before { content:'✓'; color: var(--purple-400); font-weight: 700; font-size: .78rem; flex-shrink: 0; margin-top: 3px; }
.level-points { margin-top: 16px; padding-top: 16px; border-top: 1px solid rgba(124,58,237,.1); font-size: .82rem; color: var(--purple-300); font-weight: 600; text-align: center; }

.pricing-section { background: radial-gradient(ellipse 80% 60% at 50% 50%, rgba(124,58,237,.12), transparent), var(--dark-bg); padding: 120px 0; }
.pricing-card { max-width: 520px; margin: 0 auto; text-align: center; padding: 56px 44px; border-radius: 28px; background: linear-gradient(165deg, rgba(35,27,64,.9), rgba(20,15,40,.8)); border: 1px solid rgba(168,85,247,.25); box-shadow: 0 0 80px rgba(124,58,237,.12), 0 30px 80px rgba(0,0,0,.3), inset 0 1px 0 rgba(255,255,255,.04); position: relative; overflow: hidden; }
.pricing-card::before { content:''; position: absolute; top: -1px; left: -1px; right: -1px; height: 2px; background: var(--gradient-accent); }
.pricing-badge { display: inline-block; padding: 6px 20px; border-radius: 999px; background: rgba(168,85,247,.15); color: var(--purple-200); font-size: .82rem; font-weight: 600; letter-spacing: .06em; margin-bottom: 24px; border: 1px solid rgba(168,85,247,.2); }
.pricing-card h3 { font-size: 1.8rem; font-weight: 900; margin-bottom: 8px; }
.pricing-price { font-size: 3.5rem; font-weight: 900; color: var(--purple-300); margin: 24px 0; line-height: 1; font-family: 'Noto Serif SC', serif; }
.pricing-price small { font-size: 1.2rem; color: var(--text-muted); font-weight: 400; }
.pricing-features { list-style: none; padding: 0; margin: 28px 0 36px; text-align: left; }
.pricing-features li { padding: 10px 0; font-size: .94rem; color: var(--text-secondary); display: flex; align-items: center; gap: 12px; border-bottom: 1px solid rgba(255,255,255,.03); }
.pricing-features li:last-child { border: none; }
.pricing-features li::before { content:'◆'; color: var(--purple-400); font-size: .7rem; flex-shrink: 0; }
.cta-btn { display: inline-block; padding: 16px 48px; border-radius: 999px; background: var(--gradient-accent); color: #fff; font-size: 1.05rem; font-weight: 700; border: none; cursor: pointer; letter-spacing: .04em; box-shadow: 0 8px 32px rgba(124,58,237,.4); transition: var(--transition); text-decoration: none; }
.cta-btn:hover { transform: translateY(-3px) scale(1.03); box-shadow: 0 12px 48px rgba(124,58,237,.5); color: #fff; }

.points-section { background: var(--dark-bg); }
.points-grid { display: grid; grid-template-columns: repeat(2,1fr); gap: 32px; }
.points-panel { padding: 36px 32px; border-radius: var(--radius-lg); background: var(--gradient-card); border: 1px solid rgba(124,58,237,.1); }
.points-panel h3 { font-size: 1.15rem; font-weight: 700; margin-bottom: 20px; color: var(--purple-200); }
.point-row { display: flex; justify-content: space-between; align-items: center; gap: 10px; padding: 12px 0; border-bottom: 1px solid rgba(255,255,255,.03); font-size: .88rem; }
.point-row:last-child { border: none; }
.point-action { color: var(--text-secondary); }
.point-value { color: var(--purple-300); font-weight: 600; white-space: nowrap; }
.point-note { font-size: .76rem; color: var(--text-muted); white-space: nowrap; }

.rider-section { background: linear-gradient(180deg, var(--dark-surface), var(--dark-bg)); padding: 80px 0; }
.rider-card { max-width: 700px; margin: 0 auto; text-align: center; padding: 48px 40px; border-radius: var(--radius-lg); background: linear-gradient(145deg, rgba(124,58,237,.08), rgba(109,40,217,.03)); border: 1px solid rgba(168,85,247,.18); position: relative; overflow: hidden; }
.rider-card::after { content:''; position: absolute; bottom: -50%; left: -20%; width: 140%; height: 140%; background: radial-gradient(circle, rgba(168,85,247,.06), transparent 60%); pointer-events: none; }
.rider-nickname-en { font-size: .85rem; color: var(--purple-400); letter-spacing: .2em; font-weight: 600; margin-bottom: 8px; }
.rider-name { font-size: 2.4rem; font-weight: 900; background: linear-gradient(135deg,#e9d5ff,#c084fc,#a855f7); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; margin-bottom: 8px; }
.rider-slogan { font-size: 1.05rem; color: var(--purple-300); margin-bottom: 24px; letter-spacing: .1em; }
.rider-desc { font-size: .96rem; color: var(--text-secondary); line-height: 1.8; margin-bottom: 28px; }
.rider-traits { display: flex; justify-content: center; gap: 24px; flex-wrap: wrap; }
.rider-trait { display: flex; align-items: center; gap: 10px; padding: 10px 20px; border-radius: 12px; background: rgba(124,58,237,.08); border: 1px solid rgba(168,85,247,.12); font-size: .88rem; }
.rider-trait .icon { font-size: 1.2rem; }
.rider-trait strong { color: var(--purple-200); }
.rider-trait span { color: var(--text-muted); font-size: .82rem; }

footer { padding: 48px 0 100px; border-top: 1px solid rgba(124,58,237,.1); background: var(--dark-surface); text-align: center; }
.footer-brand { font-family: 'Noto Serif SC', serif; font-size: 1.2rem; font-weight: 700; color: var(--purple-300); margin-bottom: 12px; }
footer p { font-size: .82rem; color: var(--text-muted); }

/* =========================================================
   NEW: 会员照片墙
   ========================================================= */
.wall-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(220px,1fr)); gap: 22px; }
.member-card {
  border-radius: var(--radius-md); overflow: hidden;
  background: linear-gradient(170deg, rgba(30,27,75,.7), rgba(20,15,40,.5));
  border: 1px solid rgba(124,58,237,.12);
  transition: var(--transition); cursor: default;
}
.member-card:hover { transform: translateY(-6px); border-color: rgba(168,85,247,.4); box-shadow: 0 18px 50px rgba(124,58,237,.18); }
.member-photo { position: relative; aspect-ratio: 1/1; overflow: hidden; }
.member-photo img { width: 100%; height: 100%; object-fit: cover; transition: transform .5s ease; }
.member-card:hover .member-photo img { transform: scale(1.06); }
.member-photo::after { content:''; position: absolute; inset: 0; background: linear-gradient(to top, rgba(15,10,26,.7), transparent 55%); }
.member-level-tag {
  position: absolute; top: 12px; left: 12px; z-index: 2;
  padding: 4px 12px; border-radius: 999px; font-size: .68rem; font-weight: 700;
  background: rgba(15,10,26,.55); color: var(--purple-200);
  border: 1px solid rgba(168,85,247,.3); backdrop-filter: blur(6px);
}
.member-body { padding: 18px 18px 22px; position: relative; z-index: 2; margin-top: -28px; }
.member-name { font-size: 1.05rem; font-weight: 700; margin-bottom: 4px; display: flex; align-items: center; gap: 6px; }
.member-name .verified { color: var(--purple-400); font-size: .8rem; }
.member-role { font-size: .8rem; color: var(--purple-300); margin-bottom: 10px; }
.member-intro { font-size: .82rem; color: var(--text-secondary); line-height: 1.6; }
.member-tags { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 12px; }
.member-tags span { font-size: .68rem; padding: 3px 10px; border-radius: 999px; background: rgba(124,58,237,.12); color: var(--purple-200); }

/* Modal for member detail */
.modal-overlay {
  position: fixed; inset: 0; z-index: 1200; display: none;
  align-items: center; justify-content: center; padding: 24px;
  background: rgba(8,5,16,.8); backdrop-filter: blur(8px);
}
.modal-overlay.open { display: flex; animation: fadeInUp .3s ease; }
.modal-box {
  max-width: 480px; width: 100%; border-radius: var(--radius-lg);
  background: linear-gradient(165deg, rgba(35,27,64,.97), rgba(20,15,40,.97));
  border: 1px solid rgba(168,85,247,.3); padding: 0; overflow: hidden;
  box-shadow: 0 30px 80px rgba(0,0,0,.5);
}
.modal-head { position: relative; aspect-ratio: 16/11; }
.modal-head img { width: 100%; height: 100%; object-fit: cover; }
.modal-head::after { content:''; position: absolute; inset: 0; background: linear-gradient(to top, rgba(20,15,40,1), transparent 60%); }
.modal-body { padding: 0 28px 28px; margin-top: -40px; position: relative; z-index: 2; }
.modal-body h3 { font-size: 1.5rem; font-weight: 800; margin-bottom: 4px; }
.modal-body .m-role { color: var(--purple-300); font-size: .9rem; margin-bottom: 14px; }
.modal-body .m-intro { color: var(--text-secondary); font-size: .92rem; line-height: 1.7; }
.modal-close { position: absolute; top: 14px; right: 14px; z-index: 5; width: 36px; height: 36px; border-radius: 50%; border: none; background: rgba(15,10,26,.55); color: #fff; font-size: 1.2rem; cursor: pointer; backdrop-filter: blur(6px); }
.modal-close:hover { background: rgba(124,58,237,.6); }

/* =========================================================
   NEW: 活动预告
   ========================================================= */
.month-block { margin-bottom: 48px; }
.month-head { display: flex; align-items: center; gap: 14px; margin-bottom: 22px; }
.month-label {
  font-family: 'Noto Serif SC', serif; font-size: 1.5rem; font-weight: 900;
  background: linear-gradient(135deg, var(--purple-200), var(--purple-400));
  -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text;
}
.month-sub { font-size: .85rem; color: var(--text-muted); }
.month-line { flex: 1; height: 1px; background: linear-gradient(to right, rgba(168,85,247,.4), transparent); }

.act-list { display: grid; grid-template-columns: repeat(auto-fill, minmax(340px,1fr)); gap: 20px; }
.act-card {
  display: flex; gap: 18px; padding: 22px; border-radius: var(--radius-md);
  background: var(--gradient-card); border: 1px solid rgba(124,58,237,.1);
  transition: var(--transition); position: relative; overflow: hidden;
}
.act-card:hover { transform: translateY(-4px); border-color: rgba(168,85,247,.35); box-shadow: var(--shadow-card); }
.act-date {
  flex-shrink: 0; width: 64px; text-align: center;
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  padding: 12px 0; border-radius: 14px;
  background: linear-gradient(160deg, rgba(124,58,237,.18), rgba(109,40,217,.08));
  border: 1px solid rgba(168,85,247,.2);
}
.act-date .d-day { font-family: 'Noto Serif SC', serif; font-size: 1.6rem; font-weight: 900; color: var(--purple-200); line-height: 1; }
.act-date .d-month { font-size: .72rem; color: var(--purple-300); margin-top: 4px; }
.act-info { flex: 1; min-width: 0; }
.act-type {
  display: inline-block; font-size: .68rem; font-weight: 600; padding: 3px 10px; border-radius: 999px;
  background: rgba(124,58,237,.15); color: var(--purple-300); margin-bottom: 8px;
}
.act-type.live { background: rgba(217,70,239,.18); color: #f0abfc; }
.act-type.done { background: rgba(107,33,168,.2); color: #c4b5fd; }
.act-card h3 { font-size: 1.05rem; font-weight: 700; margin-bottom: 6px; line-height: 1.4; }
.act-meta { font-size: .78rem; color: var(--text-muted); margin-bottom: 8px; display: flex; gap: 12px; flex-wrap: wrap; }
.act-meta span { display: inline-flex; align-items: center; gap: 4px; }
.act-desc { font-size: .85rem; color: var(--text-secondary); line-height: 1.6; }
.act-countdown { margin-top: 10px; font-size: .8rem; color: var(--purple-300); font-weight: 600; }
.act-recap {
  margin-top: 10px; padding: 10px 14px; border-radius: 10px;
  background: rgba(124,58,237,.06); border: 1px dashed rgba(168,85,247,.2);
  font-size: .8rem; color: var(--text-secondary);
}
.act-recap strong { color: var(--purple-200); }
.act-btn {
  margin-top: 12px; display: inline-block; padding: 8px 20px; border-radius: 999px;
  font-size: .82rem; font-weight: 600; background: var(--gradient-accent); color: #fff; border: none; cursor: pointer;
  box-shadow: 0 4px 14px rgba(124,58,237,.3); transition: var(--transition);
}
.act-btn:hover { transform: translateY(-2px); box-shadow: 0 6px 20px rgba(124,58,237,.45); }

/* =========================================================
   NEW: 决策智库
   ========================================================= */
.thinktank-layout { display: grid; grid-template-columns: 1fr; gap: 40px; }

/* AI 决策顾问 */
.ai-advisor {
  border-radius: var(--radius-lg); overflow: hidden;
  background: linear-gradient(165deg, rgba(35,27,64,.9), rgba(20,15,40,.8));
  border: 1px solid rgba(168,85,247,.25); box-shadow: 0 0 60px rgba(124,58,237,.1);
}
.ai-advisor-head { padding: 22px 28px; border-bottom: 1px solid rgba(124,58,237,.12); display: flex; align-items: center; gap: 14px; }
.ai-avatar { width: 44px; height: 44px; border-radius: 12px; background: var(--gradient-accent); display: flex; align-items: center; justify-content: center; font-size: 1.4rem; box-shadow: 0 4px 16px rgba(124,58,237,.4); }
.ai-advisor-head h3 { font-size: 1.1rem; font-weight: 700; }
.ai-advisor-head p { font-size: .8rem; color: var(--text-muted); }
.ai-status-dot { width: 8px; height: 8px; border-radius: 50%; background: #4ade80; box-shadow: 0 0 8px #4ade80; margin-left: auto; }

.chat-window { padding: 22px 28px; max-height: 380px; overflow-y: auto; display: flex; flex-direction: column; gap: 14px; }
.chat-msg { max-width: 85%; padding: 12px 16px; border-radius: 16px; font-size: .9rem; line-height: 1.6; }
.chat-msg.bot { align-self: flex-start; background: rgba(124,58,237,.12); border: 1px solid rgba(168,85,247,.18); border-bottom-left-radius: 4px; }
.chat-msg.user { align-self: flex-end; background: var(--gradient-accent); color: #fff; border-bottom-right-radius: 4px; }
.chat-msg .typing { display: inline-flex; gap: 4px; }
.chat-msg .typing i { width: 6px; height: 6px; border-radius: 50%; background: var(--purple-300); animation: typing 1.2s infinite; }
.chat-msg .typing i:nth-child(2) { animation-delay: .2s; }
.chat-msg .typing i:nth-child(3) { animation-delay: .4s; }
@keyframes typing { 0%,60%,100% { transform: translateY(0); opacity: .4; } 30% { transform: translateY(-4px); opacity: 1; } }

.chat-input { padding: 16px 22px; border-top: 1px solid rgba(124,58,237,.12); display: flex; gap: 10px; }
.chat-input input { flex: 1; padding: 12px 18px; border-radius: 999px; border: 1px solid rgba(168,85,247,.2); background: rgba(15,10,26,.5); color: var(--text-primary); font-size: .9rem; outline: none; transition: .25s; }
.chat-input input:focus { border-color: var(--purple-500); box-shadow: 0 0 0 3px rgba(124,58,237,.15); }
.chat-input button { padding: 12px 24px; border-radius: 999px; border: none; background: var(--gradient-accent); color: #fff; font-weight: 600; cursor: pointer; transition: var(--transition); white-space: nowrap; }
.chat-input button:hover { transform: translateY(-2px); box-shadow: 0 6px 18px rgba(124,58,237,.4); }
.chat-suggestions { display: flex; flex-wrap: wrap; gap: 8px; padding: 0 22px 18px; }
.chat-suggestions button { font-size: .78rem; padding: 6px 14px; border-radius: 999px; border: 1px solid rgba(168,85,247,.2); background: rgba(124,58,237,.08); color: var(--purple-200); cursor: pointer; transition: .25s; }
.chat-suggestions button:hover { background: rgba(124,58,237,.2); color: #fff; }

/* 智库 tabs */
.tabs { display: flex; gap: 10px; flex-wrap: wrap; justify-content: center; margin-bottom: 40px; }
.tab-btn { padding: 10px 24px; border-radius: 999px; border: 1px solid rgba(168,85,247,.2); background: rgba(124,58,237,.06); color: var(--text-secondary); font-size: .9rem; font-weight: 500; cursor: pointer; transition: var(--transition); }
.tab-btn:hover { border-color: rgba(168,85,247,.4); color: var(--purple-200); }
.tab-btn.active { background: var(--gradient-accent); color: #fff; border-color: transparent; box-shadow: 0 4px 16px rgba(124,58,237,.35); }
.tab-panel { display: none; animation: fadeInUp .4s ease; }
.tab-panel.active { display: block; }

/* 避坑库 / 知识卡 */
.kb-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(320px,1fr)); gap: 20px; }
.kb-card { padding: 26px 24px; border-radius: var(--radius-md); background: var(--gradient-card); border: 1px solid rgba(124,58,237,.1); transition: var(--transition); }
.kb-card:hover { transform: translateY(-4px); border-color: rgba(168,85,247,.3); box-shadow: var(--shadow-card); }
.kb-cat { font-size: .72rem; font-weight: 600; color: var(--purple-300); padding: 3px 12px; border-radius: 999px; background: rgba(124,58,237,.12); display: inline-block; margin-bottom: 12px; }
.kb-card h3 { font-size: 1.05rem; font-weight: 700; margin-bottom: 10px; line-height: 1.4; }
.kb-card p { font-size: .86rem; color: var(--text-secondary); line-height: 1.65; }
.kb-card .kb-tip { margin-top: 14px; padding: 12px 14px; border-radius: 10px; background: rgba(124,58,237,.06); border-left: 3px solid var(--purple-500); font-size: .82rem; color: var(--purple-300); }

/* 决策自测 */
.quiz-wrap { max-width: 720px; margin: 0 auto; }
.quiz-progress { height: 6px; border-radius: 999px; background: rgba(124,58,237,.12); margin-bottom: 28px; overflow: hidden; }
.quiz-progress-bar { height: 100%; width: 0; background: var(--gradient-accent); border-radius: 999px; transition: width .4s ease; }
.quiz-q { font-size: 1.2rem; font-weight: 700; margin-bottom: 22px; font-family: 'Noto Serif SC', serif; }
.quiz-options { display: grid; gap: 12px; }
.quiz-opt { padding: 16px 20px; border-radius: var(--radius-sm); border: 1px solid rgba(168,85,247,.18); background: rgba(124,58,237,.05); color: var(--text-secondary); cursor: pointer; transition: var(--transition); font-size: .95rem; text-align: left; }
.quiz-opt:hover { border-color: rgba(168,85,247,.4); color: var(--purple-200); background: rgba(124,58,237,.12); }
.quiz-opt.selected { border-color: var(--purple-500); background: rgba(124,58,237,.18); color: #fff; box-shadow: 0 0 0 2px rgba(124,58,237,.2); }
.quiz-result { text-align: center; padding: 40px 30px; border-radius: var(--radius-lg); background: linear-gradient(165deg, rgba(35,27,64,.9), rgba(20,15,40,.8)); border: 1px solid rgba(168,85,247,.25); }
.quiz-result .r-score { font-size: 3.5rem; font-weight: 900; color: var(--purple-300); font-family: 'Noto Serif SC', serif; margin-bottom: 10px; }
.quiz-result h3 { font-size: 1.6rem; font-weight: 800; margin-bottom: 14px; }
.quiz-result p { color: var(--text-secondary); font-size: .95rem; line-height: 1.7; margin-bottom: 24px; }

/* 决策卡牌 */
.card-draw { text-align: center; max-width: 480px; margin: 0 auto; }
.draw-card {
  aspect-ratio: 3/4; max-width: 300px; margin: 20px auto; border-radius: 20px;
  background: linear-gradient(165deg, rgba(124,58,237,.25), rgba(109,40,217,.1));
  border: 1px solid rgba(168,85,247,.35);
  display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 14px;
  padding: 30px; box-shadow: 0 0 50px rgba(124,58,237,.2); transition: transform .5s ease;
  position: relative; overflow: hidden;
}
.draw-card.flipped { animation: flipIn .6s ease; }
@keyframes flipIn { from { transform: rotateY(90deg); opacity: 0; } to { transform: rotateY(0); opacity: 1; } }
.draw-card .d-emoji { font-size: 3rem; }
.draw-card .d-title { font-size: 1.4rem; font-weight: 800; font-family: 'Noto Serif SC', serif; }
.draw-card .d-text { font-size: .9rem; color: var(--text-secondary); line-height: 1.7; padding: 0 10px; }

/* =========================================================
   NEW: 个人中心
   ========================================================= */
.profile-wrap { max-width: 860px; margin: 0 auto; }

/* 登录卡片 */
.login-card {
  max-width: 420px; margin: 20px auto; text-align: center;
  padding: 44px 36px; border-radius: var(--radius-lg);
  background: linear-gradient(165deg, rgba(35,27,64,.9), rgba(20,15,40,.8));
  border: 1px solid rgba(168,85,247,.25); box-shadow: 0 0 60px rgba(124,58,237,.1);
}
.login-card .login-avatar { width: 72px; height: 72px; margin: 0 auto 18px; border-radius: 20px; background: var(--gradient-accent); display: flex; align-items: center; justify-content: center; font-size: 2rem; box-shadow: 0 6px 24px rgba(124,58,237,.4); }
.login-card h3 { font-size: 1.4rem; font-weight: 800; margin-bottom: 8px; }
.login-card p { font-size: .88rem; color: var(--text-muted); margin-bottom: 26px; }
.login-fields { display: flex; flex-direction: column; gap: 14px; margin-bottom: 22px; }
.login-fields input { padding: 13px 18px; border-radius: 12px; border: 1px solid rgba(168,85,247,.2); background: rgba(15,10,26,.5); color: var(--text-primary); font-size: .92rem; outline: none; transition: .25s; text-align: center; }
.login-fields input:focus { border-color: var(--purple-500); box-shadow: 0 0 0 3px rgba(124,58,237,.15); }
.login-btn { width: 100%; padding: 14px; border-radius: 999px; border: none; background: var(--gradient-accent); color: #fff; font-weight: 700; font-size: 1rem; cursor: pointer; transition: var(--transition); box-shadow: 0 6px 20px rgba(124,58,237,.35); }
.login-btn:hover { transform: translateY(-2px); box-shadow: 0 8px 28px rgba(124,58,237,.5); }
.login-hint { font-size: .76rem; color: var(--text-muted); margin-top: 16px; }
.login-qr { margin: 10px auto 0; width: 140px; height: 140px; border-radius: 14px; background: repeating-linear-gradient(0deg, #fff 0 8px, #0f0a1a 8px 16px), repeating-linear-gradient(90deg, #fff 0 8px, #0f0a1a 8px 16px); background-blend-mode: difference; opacity: .85; }

/* 已登录仪表盘 */
.dash-grid { display: grid; gap: 20px; }
.dash-top { display: grid; grid-template-columns: auto 1fr auto; gap: 22px; align-items: center; padding: 28px; border-radius: var(--radius-lg); background: linear-gradient(165deg, rgba(35,27,64,.9), rgba(20,15,40,.8)); border: 1px solid rgba(168,85,247,.25); }
.dash-avatar { width: 84px; height: 84px; border-radius: 22px; background: var(--gradient-accent); display: flex; align-items: center; justify-content: center; font-size: 2rem; font-weight: 800; color: #fff; overflow: hidden; box-shadow: 0 6px 24px rgba(124,58,237,.4); }
.dash-avatar img { width: 100%; height: 100%; object-fit: cover; }
.dash-id h3 { font-size: 1.5rem; font-weight: 800; margin-bottom: 4px; }
.dash-id .dash-nick { color: var(--purple-300); font-size: .9rem; margin-bottom: 10px; }
.dash-level-badge { display: inline-flex; align-items: center; gap: 8px; padding: 6px 16px; border-radius: 999px; background: rgba(124,58,237,.15); border: 1px solid rgba(168,85,247,.25); font-size: .82rem; font-weight: 600; color: var(--purple-200); }
.dash-logout { padding: 9px 20px; border-radius: 999px; border: 1px solid rgba(168,85,247,.25); background: rgba(124,58,237,.06); color: var(--text-secondary); font-size: .85rem; cursor: pointer; transition: .25s; }
.dash-logout:hover { color: #fff; background: rgba(124,58,237,.2); }

.dash-stats { display: grid; grid-template-columns: repeat(3,1fr); gap: 18px; }
.dash-stat { padding: 24px; border-radius: var(--radius-md); background: var(--gradient-card); border: 1px solid rgba(124,58,237,.12); text-align: center; }
.dash-stat .s-num { font-size: 2rem; font-weight: 900; color: var(--purple-300); font-family: 'Noto Serif SC', serif; line-height: 1.1; }
.dash-stat .s-label { font-size: .82rem; color: var(--text-muted); margin-top: 6px; }

.dash-section-title { font-size: 1.15rem; font-weight: 700; margin: 8px 0 16px; display: flex; align-items: center; gap: 10px; }
.dash-section-title::before { content:''; width: 4px; height: 18px; border-radius: 2px; background: var(--gradient-accent); }
.dash-perks { display: grid; grid-template-columns: repeat(auto-fill, minmax(240px,1fr)); gap: 14px; }
.dash-perk { display: flex; gap: 12px; padding: 16px 18px; border-radius: var(--radius-sm); background: rgba(124,58,237,.06); border: 1px solid rgba(168,85,247,.12); }
.dash-perk .p-ico { font-size: 1.3rem; }
.dash-perk .p-text { font-size: .85rem; color: var(--text-secondary); }
.dash-perk .p-text strong { color: var(--text-primary); display: block; margin-bottom: 2px; }
.dash-events { display: flex; flex-direction: column; gap: 10px; }
.dash-event { display: flex; align-items: center; gap: 14px; padding: 14px 18px; border-radius: var(--radius-sm); background: rgba(124,58,237,.05); border: 1px solid rgba(168,85,247,.1); font-size: .85rem; }
.dash-event .e-dot { width: 8px; height: 8px; border-radius: 50%; background: var(--purple-400); flex-shrink: 0; }
.dash-event .e-title { flex: 1; color: var(--text-primary); }
.dash-event .e-date { color: var(--text-muted); font-size: .8rem; }

/* ---------- Reveal ---------- */
.reveal { opacity: 0; transform: translateY(36px); transition: opacity .7s cubic-bezier(.4,0,.2,1), transform .7s cubic-bezier(.4,0,.2,1); }
.reveal.visible { opacity: 1; transform: none; }

/* ---------- Responsive ---------- */
@media (max-width: 1024px) { .levels-grid { grid-template-columns: repeat(2,1fr); } }
@media (max-width: 768px) {
  .nav-links { display: none; }
  .nav-links.open { display: flex; flex-direction: column; position: absolute; top: 100%; left: 0; right: 0; background: rgba(15,10,26,.97); padding: 20px 24px; border-bottom: 1px solid rgba(124,58,237,.15); }
  .mobile-toggle { display: block; }
  .dims-grid { grid-template-columns: 1fr; }
  .points-grid { grid-template-columns: 1fr; }
  .levels-grid { grid-template-columns: 1fr; }
  .floating-nav a { padding: 8px 12px; min-width: 48px; }
  .floating-nav a .f-label { display: none; }
  .floating-nav a { min-width: 44px; }
  section.view { padding: 80px 0; }
  #view-home > section { padding: 50px 0; }
  .view:not(#view-home) { padding-top: 104px; }
  .dash-top { grid-template-columns: 1fr; text-align: center; justify-items: center; }
  .dash-stats { grid-template-columns: 1fr; }
  .interaction-item { flex-direction: column; gap: 12px; padding: 22px; }
  .pricing-card { padding: 36px 24px; }
  footer { padding-bottom: 110px; }

  /* ---- 移动端文字排版优化：避免突兀换行 ---- */
  body { font-size: 15px; overflow-wrap: break-word; }
  h1,h2,h3,h4 { letter-spacing: .02em; overflow-wrap: break-word; text-wrap: balance; }
  .section-header { padding: 0 6px; }
  .section-header h2 { letter-spacing: 0; line-height: 1.3; }
  .section-header p { font-size: .95rem; line-height: 1.75; padding: 0 4px; }
  .hero-content { padding: 120px 8px 80px; }
  .hero-tagline { letter-spacing: .06em; font-size: clamp(.95rem, 3.6vw, 1.1rem); padding: 0 10px; }
  .hero-subtitle { padding: 0 8px; }
  .compare-col li, .dim-questions li, .member-intro, .act-desc, .kb-card p { line-height: 1.7; }
  .container { padding: 0 18px; }
}