/* ═══════════════════════════════════════════════════════════════
   光音社官网 — 苹果风 3D 滚动暗色主题
   ═══════════════════════════════════════════════════════════════ */

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

:root{
  /* ── Apple Store 白风（全站默认，原蓝紫暗色已退役） ── */
  --bg:       #ffffff;   /* 主体白 */
  --bg-1:     #f5f5f7;   /* 分区浅灰 */
  --bg-2:     #fbfbfd;
  --bg-card:  #ffffff;   /* 白卡 */
  --bg-card-h:#fbfbfd;
  --border:   #e8e8ed;   /* 弱边框 */
  --border-h: #d2d2d7;
  --accent:   #0066cc;   /* 全站唯一强调蓝（Apple Blue） */
  --accent2:  #0066cc;   /* 收敛为同一蓝 */
  --blue:     #0066cc;
  --blue-h:   #0077ed;   /* 蓝 hover */
  --black:    #1d1d1f;   /* 黑按钮 / 主文字 */
  --black-h:  #424245;
  --gold:     #0066cc;   /* 原金色高亮统一收敛为蓝 */
  --pink:     #0066cc;
  --text:     #1d1d1f;
  --text-2:   #424245;
  --text-3:   #6e6e73;
  --text-4:   #86868b;
  /* 纯黑实色：所有 gradient-text 文字类自动退化为纯黑，无需逐个改 */
  --grad:     #1d1d1f;
  --grad-warm:#1d1d1f;
  --font:     -apple-system,BlinkMacSystemFont,'Segoe UI','PingFang SC','SF Pro SC','SF Pro Text','Microsoft YaHei',sans-serif;
  --ease:     cubic-bezier(.4,0,.2,1);
  --ease-out: cubic-bezier(0,.7,.3,1);
  --radius:   16px;
  --radius-pill:980px;   /* 胶囊按钮 */
}

html{scroll-behavior:smooth;overflow-x:hidden}

body{
  font-family:var(--font);
  background:var(--bg);
  color:var(--text);
  line-height:1.7;
  overflow-x:hidden;
  -webkit-font-smoothing:antialiased;
}

::selection{background:rgba(0,102,204,.18);color:var(--text)}

.container{max-width:1200px;margin:0 auto;padding:0 28px}

/* ═══ Gradient text ═══ */
.gradient-text{
  background:var(--grad);
  -webkit-background-clip:text;background-clip:text;
  -webkit-text-fill-color:transparent;
}

/* ═══════════════════════════════════════════════════════════════
   NAVBAR
   ═══════════════════════════════════════════════════════════════ */
.navbar{
  position:fixed;top:0;left:0;right:0;z-index:999;
  padding:18px 0;
  transition:.35s var(--ease);
}
.navbar.scrolled{
  background:rgba(255,255,255,.82);
  backdrop-filter:blur(20px) saturate(180%);-webkit-backdrop-filter:blur(20px) saturate(180%);
  border-bottom:1px solid var(--border);
  padding:12px 0;
}
.nav-inner{
  max-width:1200px;margin:0 auto;padding:0 28px;
  display:flex;align-items:center;gap:12px;
}
.nav-logo{display:flex;align-items:center;gap:10px;text-decoration:none;color:var(--text);flex-shrink:0}
.logo-glyph{
  width:38px;height:38px;border-radius:11px;
  background:var(--black);
  display:flex;align-items:center;justify-content:center;
  font-size:18px;color:#fff;font-weight:700;
}
.logo-name{
  font-size:20px;font-weight:700;letter-spacing:.2px;
  color:var(--text);
}
.nav-links{display:flex;gap:6px;margin-left:auto;margin-right:16px}
.nav-links a{
  color:var(--text-2);text-decoration:none;font-size:14px;font-weight:400;
  padding:8px 16px;border-radius:10px;transition:.25s var(--ease);
}
.nav-links a:hover{color:var(--text);background:var(--bg-1)}
.nav-links a.active{color:var(--text);background:transparent;font-weight:600}
.nav-cta{
  padding:8px 18px;border-radius:var(--radius-pill);font-size:14px;font-weight:400;
  background:var(--accent);color:#fff;text-decoration:none;
  transition:.3s var(--ease);white-space:nowrap;flex-shrink:0;
}
.nav-cta:hover{background:var(--blue-h)}
.nav-burger{display:none;flex-direction:column;gap:5px;background:none;border:none;cursor:pointer;padding:8px}
.nav-burger span{width:22px;height:2px;background:var(--text);border-radius:2px;transition:.3s var(--ease)}
.nav-burger.open span:nth-child(1){transform:rotate(45deg) translate(5px,5px)}
.nav-burger.open span:nth-child(2){opacity:0}
.nav-burger.open span:nth-child(3){transform:rotate(-45deg) translate(5px,-5px)}

/* ═══════════════════════════════════════════════════════════════
   HERO
   ═══════════════════════════════════════════════════════════════ */
.hero{
  min-height:100vh;display:flex;flex-direction:column;
  align-items:center;justify-content:center;
  position:relative;overflow:hidden;text-align:center;
  padding:120px 24px 80px;
  background:var(--bg);
}

.hero-body{position:relative;z-index:1;max-width:900px}

.hero-eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  padding:7px 18px;border-radius:var(--radius-pill);
  background:var(--bg-1);border:1px solid var(--border);
  color:var(--text-2);font-size:14px;font-weight:400;letter-spacing:.2px;
  margin-bottom:32px;
}
.eyebrow-dot{
  width:8px;height:8px;border-radius:50%;background:#34c759;
  animation:dotPulse 2s infinite;
}
@keyframes dotPulse{0%,100%{opacity:1;transform:scale(1)}50%{opacity:.4;transform:scale(1.4)}}

.hero-title{
  font-size:clamp(48px,9vw,92px);font-weight:700;
  line-height:1.05;letter-spacing:-2px;margin-bottom:22px;color:var(--text);
}
.hero-title .line{display:block}

.hero-sub{
  font-size:clamp(17px,2.2vw,21px);color:var(--text-2);
  margin-bottom:40px;letter-spacing:0;font-weight:400;
}

.hero-btns{display:flex;gap:16px;justify-content:center;flex-wrap:wrap}

/* 按钮 */
.btn-solid{
  display:inline-flex;align-items:center;gap:8px;
  padding:13px 32px;border-radius:var(--radius-pill);font-size:16px;font-weight:400;
  background:var(--accent);color:#fff;text-decoration:none;
  transition:.2s var(--ease);border:none;cursor:pointer;font-family:var(--font);
}
.btn-solid:hover{background:var(--blue-h)}
.btn-solid.btn-sm{padding:10px 24px;font-size:14px}

.btn-outline{
  display:inline-flex;align-items:center;gap:8px;
  padding:12px 32px;border-radius:var(--radius-pill);font-size:16px;font-weight:400;
  background:transparent;color:var(--text);text-decoration:none;
  border:1px solid var(--border-h);
  transition:.2s var(--ease);
}
.btn-outline:hover{border-color:var(--text-3);background:var(--bg-1)}

/* 滚动提示 */
.hero-scroll-hint{
  position:absolute;bottom:36px;left:50%;transform:translateX(-50%);
  display:flex;flex-direction:column;align-items:center;gap:8px;
  color:var(--text-3);font-size:12px;z-index:1;
}
.mouse{
  width:24px;height:38px;border-radius:12px;
  border:2px solid var(--border-h);
  display:flex;justify-content:center;padding-top:8px;
}
.mouse-dot{
  width:3px;height:10px;border-radius:3px;background:var(--accent);
  animation:scrollDot 2s infinite;
}
@keyframes scrollDot{0%,100%{transform:translateY(0);opacity:1}50%{transform:translateY(10px);opacity:.2}}

/* ═══════════════════════════════════════════════════════════════
   3D SHOWCASE PANELS (Apple-style scroll)
   ═══════════════════════════════════════════════════════════════ */
.showcase{padding:40px 0 44px}

.show-panel{
  max-width:1200px;margin:0 auto 64px;padding:0 28px;
}

.show-inner{
  display:grid;grid-template-columns:1fr 1fr;gap:60px;
  align-items:center;
  background:var(--bg-card);border:1px solid var(--border);
  border-radius:28px;padding:64px 56px;
  position:relative;overflow:hidden;
  transition:transform .8s var(--ease-out),opacity .8s var(--ease-out),box-shadow .3s var(--ease);
}
.show-inner::before{
  content:'';position:absolute;inset:0;
  background:none;
  pointer-events:none;
}
.show-inner:hover{
  box-shadow:0 16px 40px rgba(0,0,0,.06);
}

.show-inner.reverse{direction:rtl}
.show-inner.reverse > *{direction:ltr}

.show-tag{
  display:inline-block;padding:5px 14px;border-radius:var(--radius-pill);
  background:var(--bg-1);color:var(--text-2);
  font-size:12px;font-weight:500;letter-spacing:1px;text-transform:uppercase;
  margin-bottom:16px;
}
.show-title{font-size:clamp(28px,4vw,40px);font-weight:700;line-height:1.2;margin-bottom:18px;letter-spacing:-.5px}
.show-desc{font-size:16px;color:var(--text-2);line-height:1.8;margin-bottom:24px}

/* 功能小标签 */
.show-features{display:flex;flex-wrap:wrap;gap:10px}
.sf-item{
  display:inline-flex;align-items:center;gap:6px;
  padding:8px 16px;border-radius:10px;
  background:var(--bg-1);border:1px solid var(--border);
  font-size:13px;font-weight:400;color:var(--text-2);
  transition:.2s var(--ease);
}
.sf-item:hover{border-color:var(--text-3);color:var(--text)}
.sf-icon{font-size:16px}

/* 数据卡片 */
.stats-grid{display:grid;grid-template-columns:1fr 1fr;gap:20px}
.stat-card{
  background:var(--bg-card);border:1px solid var(--border);
  border-radius:20px;padding:28px 24px;text-align:center;
  transition:.25s var(--ease);
}
.stat-card:hover{
  transform:translateY(-3px);
  box-shadow:0 12px 30px rgba(0,0,0,.06);
}
.stat-num{
  font-size:48px;font-weight:700;color:var(--text);
  line-height:1.1;letter-spacing:-1px;
  font-variant-numeric:tabular-nums;
}
.stat-suffix{font-size:22px;font-weight:600;color:var(--text)}
.stat-label{display:block;font-size:14px;color:var(--text-3);margin-top:4px}

/* 模拟控制台 */
.mockup-frame{
  background:var(--bg-1);border:1px solid var(--border);
  border-radius:16px;overflow:hidden;
  box-shadow:0 12px 40px rgba(0,0,0,.08);
}
.mockup-bar{
  display:flex;align-items:center;gap:8px;
  padding:12px 16px;background:#fff;
  border-bottom:1px solid var(--border);
}
.mockup-bar .dot{width:12px;height:12px;border-radius:50%}
.dot.r{background:#ff5f57}.dot.y{background:#febc2e}.dot.g{background:#28c840}
.mockup-title{margin-left:auto;font-size:12px;color:var(--text-3)}
.mockup-body{padding:24px;display:flex;flex-direction:column;gap:12px;background:#fff}
.mockup-row{display:flex;gap:12px}
.mk-block{
  height:40px;border-radius:8px;flex:1;
  animation:blockShimmer 3s infinite alternate;
}
/* 柔和单色块（呼应商城每卡单色） */
.mk-block.bl{background:#e8f1fa}
.mk-block.pu{background:#f0e6f7}
.mk-block.gd{background:#fff4e6}
.mk-block.pk{background:#fce4ec}
@keyframes blockShimmer{0%{opacity:.7}100%{opacity:1}}

.mockup-wave{height:40px;margin-top:8px}
.mockup-wave svg{width:100%;height:100%}
.wave-path{
  stroke-dasharray:400;stroke-dashoffset:400;
  animation:waveDraw 3s var(--ease) forwards infinite alternate;
}
@keyframes waveDraw{to{stroke-dashoffset:0}}

/* 成员预览卡 */
.mp-carousel{display:flex;gap:14px;flex-wrap:wrap}
.mp-card{
  flex:0 0 calc(25% - 11px);min-width:100px;
  background:var(--bg-card);border:1px solid var(--border);
  border-radius:16px;padding:24px 16px;text-align:center;
  transition:.25s var(--ease);
}
.mp-card:hover{transform:translateY(-3px);box-shadow:0 12px 30px rgba(0,0,0,.06)}
.mp-avatar{
  width:64px;height:64px;border-radius:50%;margin:0 auto 12px;
  background:linear-gradient(160deg,#e8f1fa,#cfe2f3);
  display:flex;align-items:center;justify-content:center;
  font-size:24px;color:var(--text);overflow:hidden;
}
.mp-avatar img{width:100%;height:100%;object-fit:cover;object-position:center 18%}
.mp-card:nth-child(3) .mp-avatar img{object-position:center 24%}
.mp-card:nth-child(5) .mp-avatar img{object-position:center 24%}
.mp-name{display:block;font-size:15px;font-weight:600;margin-bottom:2px;color:var(--text)}
.mp-role{display:block;font-size:12px;color:var(--text-3)}

/* ═══════════════════════════════════════════════════════════════
   PARALLAX QUOTE
   ═══════════════════════════════════════════════════════════════ */
.parallax-quote{
  position:relative;padding:108px 24px;text-align:center;
  overflow:hidden;background:var(--bg-1);
}
.pq-bg{
  position:absolute;inset:0;
  background:var(--bg-1);
  z-index:0;
}
.pq-text{
  position:relative;z-index:1;color:var(--text);
  font-size:clamp(32px,6vw,64px);font-weight:700;line-height:1.3;letter-spacing:-1px;
}
.pq-text span{display:block}

/* ═══════════════════════════════════════════════════════════════
   QUICK NAV CARDS
   ═══════════════════════════════════════════════════════════════ */
.quick-nav{padding:80px 0 120px}
.qn-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.qn-card{
  background:var(--bg-card);border:1px solid var(--border);
  border-radius:20px;padding:36px 28px;
  text-decoration:none;color:var(--text);
  transition:.4s var(--ease);position:relative;overflow:hidden;
  display:flex;flex-direction:column;
}
.qn-card::after{
  content:'';position:absolute;top:0;left:0;right:0;height:3px;
  background:var(--accent);opacity:0;transition:.3s var(--ease);
}
.qn-card:hover{
  border-color:var(--border-h);
  transform:translateY(-3px);
  box-shadow:0 12px 30px rgba(0,0,0,.06);
}
.qn-card:hover::after{opacity:1}
.qn-icon{font-size:36px;margin-bottom:16px}
.qn-card h3{font-size:20px;font-weight:600;margin-bottom:8px}
.qn-card p{font-size:14px;color:var(--text-2);flex:1}
.qn-arrow{
  display:inline-block;margin-top:16px;font-size:18px;
  color:var(--accent);transition:.3s var(--ease);
}
.qn-card:hover .qn-arrow{transform:translateX(6px)}

/* ═══════════════════════════════════════════════════════════════
   FOOTER
   ═══════════════════════════════════════════════════════════════ */
.footer{
  background:var(--bg-1);border-top:1px solid var(--border);
  padding:60px 0 36px;
}
.footer-main{
  display:grid;grid-template-columns:2fr 1fr 1fr;gap:48px;
  margin-bottom:36px;
}
.footer-brand p{font-size:14px;color:var(--text-3);margin-top:12px}
.footer-col h4{font-size:14px;font-weight:600;margin-bottom:14px;color:var(--text)}
.footer-col a{
  display:block;font-size:14px;color:var(--text-3);
  text-decoration:none;padding:4px 0;transition:.2s;
}
.footer-col a:hover{color:var(--text)}
.footer-col p{font-size:13px;color:var(--text-3);line-height:1.8}
.footer-col strong{color:var(--text-2)}
.footer-line{height:1px;background:var(--border);margin-bottom:24px}
.footer-bottom{font-size:13px;color:var(--text-4);text-align:center}

/* ═══════════════════════════════════════════════════════════════
   BACK TO TOP
   ═══════════════════════════════════════════════════════════════ */
.to-top{
  position:fixed;bottom:32px;right:32px;z-index:900;
  width:48px;height:48px;border-radius:50%;
  background:var(--black);border:1px solid var(--black);
  color:#fff;cursor:pointer;
  display:flex;align-items:center;justify-content:center;
  opacity:0;visibility:hidden;transform:translateY(16px);
  transition:.35s var(--ease);
}
.to-top.show{opacity:1;visibility:visible;transform:translateY(0)}
.to-top:hover{background:var(--black-h);border-color:var(--black-h)}

/* ═══════════════════════════════════════════════════════════════
   SCROLL ANIMATIONS (data-scroll driven)
   ═══════════════════════════════════════════════════════════════ */
[data-scroll]{opacity:0;transition:opacity .8s var(--ease-out),transform .8s var(--ease-out)}

[data-scroll="fade-up"]{transform:translateY(40px)}
[data-scroll="fade-down"]{transform:translateY(-30px)}
[data-scroll="fade-left"]{transform:translateX(40px)}
[data-scroll="fade-right"]{transform:translateX(-40px)}
[data-scroll="scale-in"]{transform:translateY(40px)}

[data-scroll="fade-up"].visible,
[data-scroll="fade-down"].visible,
[data-scroll="fade-left"].visible,
[data-scroll="fade-right"].visible,
[data-scroll="scale-in"].visible{
  opacity:1;transform:none;
}

/* show-inner 进入：纯淡入上滑（无 3D 倾斜） */
.show-inner{
  transform:translateY(40px);
  opacity:.001;
  transition:transform .8s var(--ease-out),opacity .8s var(--ease-out),box-shadow .3s var(--ease);
}
.show-panel.visible .show-inner{
  transform:none;
  opacity:1;
}

/* ═══════════════════════════════════════════════════════════════
   SHARED PAGE STYLES (for sub-pages)
   ═══════════════════════════════════════════════════════════════ */
.page-hero{
  padding:160px 24px 80px;text-align:center;position:relative;
  background:var(--bg);
}
.page-hero h1{font-size:clamp(40px,6vw,64px);font-weight:700;margin-bottom:16px;letter-spacing:-1.5px;color:var(--text)}
.page-hero p{font-size:19px;color:var(--text-2);max-width:600px;margin:0 auto;font-weight:400}

.page-section{padding:100px 0}
.page-section:nth-child(even){background:var(--bg-1)}

/* ═══════════════════════════════════════════════════════════════
   ABOUT PAGE
   ═══════════════════════════════════════════════════════════════ */
.about-block{
  display:grid;grid-template-columns:80px 1fr;gap:32px;
  align-items:start;margin-bottom:64px;
}
.about-block.reverse{direction:rtl}
.about-block.reverse > *{direction:ltr}
.ab-icon{
  width:72px;height:72px;border-radius:18px;
  background:var(--bg-1);border:1px solid var(--border);
  display:flex;align-items:center;justify-content:center;font-size:32px;
}
.ab-body h2{font-size:28px;font-weight:700;margin-bottom:14px;letter-spacing:-.5px}
.ab-body p{font-size:15px;color:var(--text-2);line-height:1.9;margin-bottom:12px}
.ab-body strong{color:var(--text);font-weight:600}

.about-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:16px}
.at-item{
  padding:8px 18px;border-radius:var(--radius-pill);font-size:13px;font-weight:400;
  background:var(--bg-1);border:1px solid var(--border);color:var(--text-2);
}

.section-center-title{
  font-size:clamp(28px,4vw,40px);font-weight:700;text-align:center;margin-bottom:48px;letter-spacing:-.5px;
}

/* Tier cards */
.tier-cards{display:grid;grid-template-columns:1fr 1fr;gap:20px;margin-top:20px}
.tier-card{
  background:var(--bg-card);border:1px solid var(--border);
  border-radius:20px;padding:32px 24px;text-align:center;
  transition:.4s var(--ease);
}
.tier-card:hover{transform:translateY(-3px);box-shadow:0 12px 30px rgba(0,0,0,.06)}
.tier-badge{
  display:inline-flex;width:48px;height:48px;border-radius:50%;
  align-items:center;justify-content:center;
  font-size:20px;font-weight:700;margin-bottom:14px;
}
.tier-card.gold .tier-badge{background:var(--black);color:#fff}
.tier-card.silver .tier-badge{background:var(--bg-1);color:var(--text);border:1px solid var(--border)}
.tier-card h3{font-size:20px;font-weight:600;margin-bottom:10px}
.tier-card p{font-size:14px;color:var(--text-2);line-height:1.7}

/* Value cards */
.value-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.value-card{
  background:var(--bg-card);border:1px solid var(--border);
  border-radius:20px;padding:32px 24px;
  transition:.25s var(--ease);position:relative;overflow:hidden;
}
.value-card:hover{transform:translateY(-3px);box-shadow:0 12px 30px rgba(0,0,0,.06)}
.vc-num{
  font-size:48px;font-weight:700;color:var(--border-h);
  line-height:1;margin-bottom:12px;display:block;
  font-variant-numeric:tabular-nums;
}
.value-card h3{font-size:18px;font-weight:600;margin-bottom:10px}
.value-card p{font-size:14px;color:var(--text-2);line-height:1.7}

/* ═══════════════════════════════════════════════════════════════
   MEMBERS PAGE
   ═══════════════════════════════════════════════════════════════ */
.members-showcase{display:flex;flex-direction:column;gap:48px}
.member-full{
  display:grid;grid-template-columns:280px 1fr;gap:48px;align-items:center;
  background:var(--bg-card);border:1px solid var(--border);
  border-radius:24px;padding:40px;
  transition:.5s var(--ease);
}
.member-full:hover{transform:translateY(-3px);box-shadow:0 12px 30px rgba(0,0,0,.06)}
.member-full.reverse{grid-template-columns:1fr 280px}
.member-full.reverse .mf-portrait{order:2}

.mf-portrait{display:flex;align-items:center;justify-content:center}
.mf-placeholder{
  width:220px;height:300px;border-radius:20px;
  background:linear-gradient(160deg,#e8f1fa,#cfe2f3);
  border:1px dashed var(--border-h);
  display:flex;align-items:center;justify-content:center;
  font-size:64px;font-weight:700;color:rgba(0,0,0,.18);
}
/* 当有实际立绘时用 img 替换 placeholder */
.mf-portrait img{
  width:220px;height:300px;object-fit:cover;border-radius:20px;
  border:1px solid var(--border);
}

.mf-badge{
  display:inline-block;padding:5px 14px;border-radius:var(--radius-pill);
  font-size:12px;font-weight:500;margin-bottom:12px;
}
.gold-badge{background:var(--bg-1);color:var(--text);border:1px solid var(--border)}
.mf-name{font-size:28px;font-weight:700;margin-bottom:10px}
.mf-desc{font-size:15px;color:var(--text-2);line-height:1.8}

/* ═══════════════════════════════════════════════════════════════
   JOIN PAGE
   ═══════════════════════════════════════════════════════════════ */
.join-steps{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.js-step{
  background:var(--bg-card);border:1px solid var(--border);
  border-radius:20px;padding:32px 24px;text-align:center;
  transition:.25s var(--ease);
}
.js-step:hover{transform:translateY(-3px);box-shadow:0 12px 30px rgba(0,0,0,.06)}
.js-num{
  font-size:36px;font-weight:700;margin-bottom:12px;color:var(--border-h);
  font-variant-numeric:tabular-nums;
}
.js-step h3{font-size:18px;font-weight:600;margin-bottom:10px}
.js-step p{font-size:14px;color:var(--text-2);line-height:1.7}

/* Benefits */
.benefit-block{
  background:var(--bg-card);border:1px solid var(--border);
  border-radius:20px;padding:36px 32px;margin-bottom:24px;
}
.benefit-block h3{font-size:20px;font-weight:600;margin-bottom:18px}
.bf-highlight{
  font-size:22px;font-weight:600;text-align:center;
  padding:20px;border-radius:14px;
  background:var(--bg-1);border:1px solid var(--border);
  margin-bottom:12px;
}
.bf-note{font-size:13px;color:var(--text-3);text-align:center}

/* Benefit table */
.bf-table{border-radius:12px;overflow:hidden;border:1px solid var(--border)}
.bf-row{
  display:grid;grid-template-columns:1fr 1fr 1fr 1fr 1.2fr;
  gap:0;
}
.bf-row span{
  padding:14px 16px;font-size:14px;color:var(--text-2);
  border-bottom:1px solid var(--border);
}
.bf-row.header span{
  background:var(--bg-1);font-weight:600;color:var(--text);font-size:13px;
}
.bf-row.highlight-row span{background:var(--bg-2)}
.bf-bold{font-weight:700!important;color:var(--text)!important}

/* Benefit chips */
.bf-chips{display:flex;gap:16px;flex-wrap:wrap}
.bf-chip{
  flex:1;min-width:140px;
  background:var(--bg-card);border:1px solid var(--border);
  border-radius:16px;padding:20px 16px;text-align:center;
  transition:.25s var(--ease);
}
.bf-chip:hover{transform:translateY(-3px);box-shadow:0 12px 30px rgba(0,0,0,.06)}
.bc-val{display:block;font-size:26px;font-weight:700;color:var(--text);margin-bottom:4px;letter-spacing:-.5px;font-variant-numeric:tabular-nums}
.bc-cond{display:block;font-size:13px;color:var(--text-3)}
/* 金额卡统一白底黑字（Apple 价格处理法），不再用多色渐变区分 */
.gold-chip,.silver-chip,.bronze-chip,.comfort-chip{border-color:var(--border);background:var(--bg-card)}
.gold-chip .bc-val,.silver-chip .bc-val,.bronze-chip .bc-val,.comfort-chip .bc-val{color:var(--text)}

/* Career path */
.career-path{
  display:flex;align-items:center;justify-content:center;
  gap:24px;flex-wrap:wrap;
}
.cp-node{
  background:var(--bg-card);border:1px solid var(--border);
  border-radius:20px;padding:32px 28px;text-align:center;
  min-width:180px;transition:.25s var(--ease);
}
.cp-node:hover{transform:translateY(-3px);box-shadow:0 12px 30px rgba(0,0,0,.06)}
.cp-icon{font-size:36px;margin-bottom:12px}
.cp-node h3{font-size:18px;font-weight:600;margin-bottom:8px}
.cp-node p{font-size:13px;color:var(--text-2);line-height:1.6}
.cp-arrow{font-size:28px;color:var(--text-4);font-weight:400}

/* ═══════════════════════════════════════════════════════════════
   TIMELINE PAGE
   ═══════════════════════════════════════════════════════════════ */
.tl-wrapper{position:relative;max-width:800px;margin:0 auto;padding:20px 0}
.tl-line{
  position:absolute;left:50%;top:0;bottom:0;width:1px;
  background:var(--border);
  transform:translateX(-50%);
}
.tl-item{display:flex;align-items:flex-start;margin-bottom:56px;position:relative}
.tl-item:nth-child(odd){flex-direction:row-reverse}
.tl-item:nth-child(odd) .tl-card{text-align:right;margin-right:48px;margin-left:0}
.tl-item:nth-child(even) .tl-card{margin-left:48px}

.tl-dot{
  position:absolute;left:50%;top:12px;width:18px;height:18px;
  border-radius:50%;background:var(--bg);border:2px solid var(--accent);
  transform:translateX(-50%);z-index:2;
  display:flex;align-items:center;justify-content:center;
}
.tl-dot-inner{width:8px;height:8px;border-radius:50%;background:var(--accent)}
.tl-dot-now{border-color:var(--accent);box-shadow:0 0 0 4px rgba(0,102,204,.12)}
.tl-dot-now .tl-dot-inner{background:var(--accent);animation:dotPulse2 2s infinite}
@keyframes dotPulse2{0%,100%{transform:scale(1);opacity:1}50%{transform:scale(1.5);opacity:.5}}

.tl-card{
  width:calc(50% - 30px);
  background:var(--bg-card);border:1px solid var(--border);
  border-radius:20px;padding:28px;
  transition:.25s var(--ease);
}
.tl-card:hover{transform:translateY(-3px);box-shadow:0 12px 30px rgba(0,0,0,.06)}
.tl-card-now{border-color:var(--accent)}
.tl-badge{
  display:inline-block;padding:4px 14px;border-radius:var(--radius-pill);
  background:var(--bg-1);color:var(--text-2);
  font-size:12px;font-weight:500;margin-bottom:10px;
}
.tl-badge-now{background:rgba(0,102,204,.1);color:var(--accent)}
.tl-card h3{font-size:20px;font-weight:600;margin-bottom:10px}
.tl-card p{font-size:14px;color:var(--text-2);line-height:1.7}

/* ═══════════════════════════════════════════════════════════════
   JOIN PAGE — CONTACT GRID
   ═══════════════════════════════════════════════════════════════ */
.contact-grid{
  display:grid;grid-template-columns:repeat(3,1fr);gap:24px;
  max-width:900px;margin:0 auto;
}
.contact-block{
  background:var(--bg-card);border:1px solid var(--border);
  border-radius:20px;padding:32px 24px;text-align:center;
  transition:.25s var(--ease);
}
.contact-block:hover{transform:translateY(-3px);box-shadow:0 12px 30px rgba(0,0,0,.06)}
.cb-icon{font-size:32px;margin-bottom:12px}
.contact-block h4{font-size:18px;font-weight:600;margin-bottom:16px}
.cb-qr{margin-bottom:12px}
.cb-value{
  font-size:18px;font-weight:600;color:var(--accent);
  padding:8px 0;word-break:break-all;
}
.cb-note{font-size:13px;color:var(--text-3);margin-top:8px}

/* ═══════════════════════════════════════════════════════════════
   RESPONSIVE
   ═══════════════════════════════════════════════════════════════ */
@media(max-width:1024px){
  .show-inner{grid-template-columns:1fr;gap:40px;padding:48px 36px}
  .show-inner.reverse{direction:ltr}
  .qn-grid{grid-template-columns:repeat(2,1fr)}
  .footer-main{grid-template-columns:1fr 1fr}
  .value-grid{grid-template-columns:repeat(2,1fr)}
  .join-steps{grid-template-columns:repeat(2,1fr)}
  .member-full,.member-full.reverse{grid-template-columns:1fr;text-align:center}
  .member-full.reverse .mf-portrait{order:0}
  .bf-row{grid-template-columns:1fr 1fr 1fr 1fr 1.2fr}
}

@media(max-width:768px){
  .nav-links{
    position:fixed;top:0;right:-100%;width:min(280px,85vw);height:100vh;
    flex-direction:column;background:rgba(255,255,255,.97);
    backdrop-filter:blur(20px);padding:80px 28px 28px;gap:4px;
    transition:.35s var(--ease);border-left:1px solid var(--border);
  }
  .nav-links.open{right:0}
  .nav-links a{font-size:18px;padding:14px 16px}
  .nav-cta{display:none}
  .nav-burger{display:flex}

  .hero-title{letter-spacing:-1px}
  .stats-grid{grid-template-columns:1fr 1fr}
  .mp-carousel{flex-direction:column}
  .qn-grid{grid-template-columns:1fr}
  .footer-main{grid-template-columns:1fr;gap:32px}
  .show-inner{padding:28px 18px;gap:28px}
  .parallax-quote{padding:64px 20px}

  /* Sub pages */
  .about-block{grid-template-columns:1fr}
  .about-block.reverse{direction:ltr}
  .tier-cards{grid-template-columns:1fr}
  .value-grid{grid-template-columns:1fr}
  .join-steps{grid-template-columns:1fr}
  .career-path{flex-direction:column}
  .cp-arrow{transform:rotate(90deg)}

  /* 福利表格 — 手机改为竖排卡片 */
  .bf-table{border:none}
  .bf-row{grid-template-columns:1fr;gap:0;margin-bottom:12px;
    background:var(--bg-1);border-radius:12px;overflow:hidden;
    border:1px solid var(--border);
  }
  .bf-row.header{display:none}
  .bf-row span{
    text-align:center;padding:10px 16px;font-size:13px;
    border-bottom:1px solid var(--border);
  }
  .bf-row span:last-child{border-bottom:none}
  .bf-chips{flex-direction:column}

  .contact-grid{grid-template-columns:1fr}

  /* Timeline mobile — 缩小左侧间距 */
  .tl-line{left:14px}
  .tl-item,.tl-item:nth-child(odd){flex-direction:row}
  .tl-dot{left:14px;width:16px;height:16px}
  .tl-dot-inner{width:6px;height:6px}
  .tl-card,.tl-item:nth-child(odd) .tl-card,.tl-item:nth-child(even) .tl-card{
    width:calc(100% - 42px);margin-left:42px!important;margin-right:0!important;
    text-align:left!important;padding:22px 18px;
  }
  .tl-card h3{font-size:17px}
  .tl-card p{font-size:13px}
  .tl-item{margin-bottom:36px}
}

@media(max-width:480px){
  .container{padding:0 16px}
  .hero-btns{flex-direction:column;align-items:center}
  .stat-num{font-size:36px}
  .to-top{bottom:20px;right:20px;width:42px;height:42px}

  /* Hero — 小屏适配 */
  .hero-eyebrow{font-size:12px;letter-spacing:2px}
  .hero-sub{font-size:16px}
  .show-inner{padding:24px 14px;gap:24px}
  .show-tag{font-size:11px;padding:5px 12px}
  .show-title{font-size:24px}
  .show-desc{font-size:14px;margin-bottom:16px}
  .show-features .sf-item{font-size:13px;padding:6px 12px}
  .stats-grid{gap:12px}
  .stat-label{font-size:12px}
  .qn-card{padding:28px 18px}
  .qn-card h3{font-size:17px}
  .qn-card p{font-size:13px}
  .parallax-quote{padding:46px 16px}
  .parallax-quote blockquote{font-size:20px}

  /* Page hero — 小屏减少顶部间距 */
  .page-hero{padding:120px 16px 60px}
  .page-hero p{font-size:15px}
  .page-section{padding:60px 0}

  /* About page */
  .about-block{gap:20px}
  .ab-icon{font-size:32px;width:56px;height:56px}
  .about-block h2{font-size:22px}
  .about-block p{font-size:14px}
  .about-tags{gap:8px}
  .at-item{font-size:12px;padding:6px 12px}
  .tier-card{padding:24px 18px}
  .tier-card h3{font-size:17px}
  .value-card{padding:24px 18px}
  .value-card h3{font-size:16px}
  .vc-num{font-size:36px}

  /* Join page */
  .js-step{padding:24px 16px}
  .js-num{font-size:30px}
  .js-step h3{font-size:16px}
  .js-step p{font-size:13px}

  .benefit-block{padding:24px 16px}
  .benefit-block h3{font-size:17px}
  .bf-highlight{font-size:18px;padding:16px}
  .bf-chip{padding:16px 12px;min-width:120px}
  .bc-val{font-size:20px}

  .cp-node{padding:24px 18px;min-width:auto}
  .cp-node h3{font-size:16px}
  .cp-arrow{font-size:22px}

  .contact-block{padding:28px 18px}
  .contact-block h4{font-size:16px}
  .cb-value{font-size:14px!important}
  .cb-qr img{width:150px!important;height:150px!important}

  /* Section titles — 小屏缩小 */
  .section-center-title{font-size:28px}

  /* Timeline 更紧凑 */
  .tl-card,.tl-item:nth-child(odd) .tl-card,.tl-item:nth-child(even) .tl-card{
    padding:18px 14px;
  }
  .tl-card h3{font-size:16px}
  .tl-card p{font-size:12px}
  .tl-badge{font-size:11px;padding:4px 10px}

  /* Footer */
  .footer{padding:48px 0 24px}
  .footer-brand p{font-size:13px}
  .footer-col h4{font-size:14px}
  .footer-col a,.footer-col p{font-size:13px}
}

/* ═══════════════════════════════════════════════════════════════
   动效收敛（Apple 风：仅滚动淡入上滑，无 3D / 光标 / 磁吸 / 视差）
   ═══════════════════════════════════════════════════════════════ */
.hero-title .line{display:block}