/* ============================================================
   我爱中国 · 全新视觉系统 v3  (/files/theme.css)
   设计原则：无任何分隔线（无 border / 无 hr / 无虚线）
   所有层次用「留白 + 圆角 + 阴影 + 色块」表达
   ============================================================ */
:root{
  --red:#c8102e;
  --red-deep:#8b0b1e;
  --red-soft:rgba(200,16,46,.08);
  --gold:#d8b45c;
  --ink:#1a1512;
  --ink-2:#5c5249;
  --ink-3:#8d837b;
  --bg:#f6f2ec;
  --surface:#ffffff;
  --tint:#f1eae0;
  --tint-2:#efe6da;
  --radius:26px;
  --shadow-1:0 10px 26px -22px rgba(26,21,18,.55);
  --shadow-2:0 26px 50px -34px rgba(26,21,18,.55);
  --shadow-3:0 50px 90px -60px rgba(26,21,18,.7);
  --ease:cubic-bezier(.22,.61,.36,1);
  --wrap:1200px;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  margin:0;background:var(--bg);color:var(--ink);
  font-family:"PingFang SC","HarmonyOS Sans SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans SC","Source Han Sans SC",-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
  font-size:16px;line-height:1.75;
  -webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;
}
img{max-width:100%;height:auto;display:block}
a{color:inherit;text-decoration:none}
button{font:inherit}
::selection{background:var(--red);color:#fff}
:focus-visible{outline:2px solid var(--red);outline-offset:3px}
.wrap{width:100%;max-width:calc(var(--wrap) + 48px);margin:0 auto;padding:0 24px}
.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 24px;border-radius:999px;border:0;cursor:pointer;
  font-size:15px;font-weight:600;letter-spacing:.01em;white-space:nowrap;
  transition:transform .26s var(--ease),box-shadow .26s var(--ease),background .26s var(--ease),color .26s var(--ease);
}
.btn svg{width:16px;height:16px;flex:none;transition:transform .26s var(--ease)}
.btn:hover{transform:translateY(-2px)}
.btn-red{background:linear-gradient(150deg,#d9142f,#9c0c20);color:#fff;box-shadow:0 20px 34px -20px rgba(200,16,46,.85)}
.btn-red:hover{box-shadow:0 26px 40px -20px rgba(200,16,46,.75)}
.btn-red:hover svg{transform:translateX(3px)}
.btn-ghost{background:var(--surface);color:var(--ink);box-shadow:var(--shadow-1)}
.btn-ghost:hover{box-shadow:var(--shadow-2)}
.btn-soft{background:var(--tint);color:var(--ink)}
.btn-soft:hover{background:var(--tint-2)}
.btn-sm{height:42px;padding:0 18px;font-size:14px}
.btn-lg{height:54px;padding:0 28px;font-size:16px}
.btn-block{width:100%}

/* ---------- 顶栏 ---------- */
.site-head{position:sticky;top:0;z-index:90;background:rgba(246,242,236,.82);
  -webkit-backdrop-filter:saturate(180%) blur(18px);backdrop-filter:saturate(180%) blur(18px);
  transition:box-shadow .3s var(--ease),background .3s var(--ease)}
.site-head.is-scrolled{background:rgba(246,242,236,.94);box-shadow:0 20px 44px -34px rgba(26,21,18,.65)}
.head-inner{max-width:calc(var(--wrap) + 48px);margin:0 auto;padding:13px 24px;display:flex;align-items:center;gap:14px}
.brand{display:inline-flex;align-items:center;gap:11px;flex:none}
.brand-mark{width:38px;height:38px;border-radius:13px;display:grid;place-items:center;flex:none;
  background:linear-gradient(150deg,#e0142f,#94091c);box-shadow:0 14px 26px -14px rgba(200,16,46,.9);
  transition:transform .5s var(--ease)}
.brand:hover .brand-mark{transform:rotate(-10deg) scale(1.04)}
.brand-mark svg{width:20px;height:20px;fill:#ffd873}
.brand-text{display:flex;flex-direction:column;line-height:1.1}
.brand-text b{font-size:20px;font-weight:800;letter-spacing:.01em}
.brand-text em{font-style:normal;font-size:9.5px;font-weight:700;letter-spacing:.28em;color:var(--ink-3);margin-top:3px}
.nav{margin-left:auto;display:flex;align-items:center;gap:2px;padding:5px;border-radius:999px;background:var(--surface);box-shadow:var(--shadow-1)}
.nav a{position:relative;display:inline-flex;align-items:center;height:38px;padding:0 15px;border-radius:999px;
  font-size:14.5px;font-weight:500;color:var(--ink-2);transition:color .22s var(--ease),background .22s var(--ease)}
.nav a:hover{color:var(--ink);background:var(--tint)}
.nav a.is-active{color:#fff;background:linear-gradient(150deg,#d9142f,#a30d21);box-shadow:0 12px 22px -14px rgba(200,16,46,.9)}
.head-cta{display:flex;align-items:center;gap:8px;flex:none;margin-left:8px}
.burger{display:none;margin-left:auto;width:44px;height:44px;border-radius:14px;border:0;cursor:pointer;
  background:var(--surface);box-shadow:var(--shadow-1);align-items:center;justify-content:center}
.burger i{display:block;width:18px;height:2px;border-radius:2px;background:var(--ink);position:relative;transition:background .3s}
.burger i::before,.burger i::after{content:"";position:absolute;left:0;width:18px;height:2px;border-radius:2px;background:var(--ink);transition:transform .3s var(--ease),top .3s var(--ease)}
.burger i::before{top:-6px}.burger i::after{top:6px}
body.menu-open .burger i{background:transparent}
body.menu-open .burger i::before{top:0;transform:rotate(45deg)}
body.menu-open .burger i::after{top:0;transform:rotate(-45deg)}

.drawer{position:fixed;inset:0;z-index:85;display:none;background:var(--bg);padding:86px 22px 28px;overflow-y:auto}
body.menu-open .drawer{display:block;animation:fadeDown .24s var(--ease) both}
.drawer a{display:flex;align-items:center;justify-content:space-between;padding:15px 18px;margin-bottom:8px;
  border-radius:16px;background:var(--surface);font-size:18px;font-weight:600;box-shadow:var(--shadow-1)}
.drawer a.is-active{background:linear-gradient(150deg,#d9142f,#a30d21);color:#fff}
.drawer a svg{width:16px;height:16px;opacity:.45}
.drawer-cta{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-top:18px}
.drawer-cta .btn{height:50px}
@keyframes fadeDown{from{opacity:0;transform:translateY(-10px)}to{opacity:1;transform:none}}

/* ---------- 页面骨架 ---------- */
.page{min-height:60vh}
.sec{padding:clamp(44px,6vw,84px) 0}
.sec-tight{padding-top:0}
.sec-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;flex-wrap:wrap;margin-bottom:30px}
.kicker{display:inline-flex;align-items:center;gap:8px;font-size:12px;font-weight:700;letter-spacing:.26em;text-transform:uppercase;color:var(--red)}
.h2{margin:12px 0 0;font-size:clamp(25px,3.2vw,36px);line-height:1.25;font-weight:800;letter-spacing:-.01em}
.h2 small{display:block;margin-top:8px;font-size:14px;font-weight:400;letter-spacing:.02em;color:var(--ink-3)}
.link-more{display:inline-flex;align-items:center;gap:6px;font-size:14px;font-weight:600;color:var(--ink-2)}
.link-more:hover{color:var(--red)}
.link-more svg{width:14px;height:14px}

/* ---------- Hero ---------- */
.hero{position:relative;overflow:hidden;padding:clamp(44px,6vw,86px) 0 clamp(28px,4vw,48px);
  background:radial-gradient(1000px 520px at 88% -14%,rgba(200,16,46,.13),transparent 62%),
             radial-gradient(760px 420px at -6% 106%,rgba(216,180,92,.16),transparent 66%)}
.hero-grid{position:relative;display:grid;grid-template-columns:minmax(0,1.04fr) minmax(0,.96fr);gap:clamp(26px,4vw,60px);align-items:center}
.hero-grid > *{min-width:0}
.tag{display:inline-flex;align-items:center;gap:9px;padding:7px 14px;border-radius:999px;background:var(--surface);
  box-shadow:var(--shadow-1);font-size:12.5px;font-weight:600;letter-spacing:.1em;color:var(--ink-2)}
.tag i{width:7px;height:7px;border-radius:50%;background:var(--red);animation:pulse 2.4s infinite}
@keyframes pulse{0%,100%{box-shadow:0 0 0 0 rgba(200,16,46,.35)}60%{box-shadow:0 0 0 8px rgba(200,16,46,0)}}
.hero h1{margin:20px 0 0;font-weight:800;letter-spacing:-.03em}
.hero h1 .l1{display:block;font-size:clamp(42px,6.2vw,76px);line-height:1.02}
.hero h1 .l2{display:block;margin-top:10px;font-size:clamp(22px,3vw,34px);line-height:1.32;color:var(--ink-2);letter-spacing:-.01em}
.hero h1 .l2 u{text-decoration:none;color:var(--red)}
.hero .en{margin:14px 0 0;font-size:12px;font-weight:700;letter-spacing:.34em;color:var(--ink-3)}
.hero .lead{margin:18px 0 0;max-width:46ch;font-size:16.5px;line-height:1.9;color:var(--ink-2)}
.hero .lead b{color:var(--ink)}
.hero-actions{display:flex;flex-wrap:wrap;gap:10px;margin-top:26px}

.flag-wrap{position:relative}
.flag-card{border-radius:28px;background:var(--surface);padding:10px;box-shadow:var(--shadow-3);
  transform:rotate(-1.3deg);transition:transform .6s var(--ease)}
.flag-card:hover{transform:rotate(0) translateY(-6px)}
.flag-card img{width:100%;height:auto;border-radius:20px}
.flag-note{position:absolute;left:-14px;bottom:20px;display:flex;align-items:center;gap:10px;padding:11px 16px;border-radius:16px;
  background:var(--surface);box-shadow:var(--shadow-2);font-size:13px;font-weight:600;color:var(--ink-2)}
.flag-note b{color:var(--red);font-weight:800;letter-spacing:.06em}

/* 数据卡 */
.stats{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px;margin-top:30px}
.stat{padding:16px 18px;border-radius:18px;background:var(--surface);box-shadow:var(--shadow-1)}
.stat b{display:block;font-size:22px;font-weight:800;line-height:1.2;font-variant-numeric:tabular-nums}
.stat span{display:block;margin-top:2px;font-size:12.5px;color:var(--ink-3)}

/* ---------- 一言 ---------- */
.quote-card{position:relative;overflow:hidden;border-radius:30px;padding:clamp(30px,4.4vw,52px);
  background:linear-gradient(135deg,#8b0b1e,#bb1029 52%,#7a0917);color:#fff;box-shadow:0 40px 80px -60px rgba(139,11,30,.95)}
.quote-card::after{content:"";position:absolute;inset:0;pointer-events:none;
  background:radial-gradient(560px 260px at 92% 118%,rgba(216,180,92,.32),transparent 70%)}
.quote-card .q-mark{position:relative;font-size:12px;font-weight:700;letter-spacing:.26em;text-transform:uppercase;color:rgba(255,255,255,.62)}
.quote-card blockquote{position:relative;margin:16px 0 0;font-family:"Songti SC","STSong","Noto Serif SC","SimSun",Georgia,serif;
  font-size:clamp(20px,2.7vw,31px);line-height:1.68;font-weight:600;min-height:1.68em}
.quote-card .q-foot{position:relative;display:flex;align-items:center;justify-content:space-between;gap:14px;flex-wrap:wrap;margin-top:24px}
.quote-card .q-from{font-size:13px;color:rgba(255,255,255,.58);letter-spacing:.04em}
.q-btns{display:flex;gap:8px}
.q-btn{display:inline-flex;align-items:center;gap:7px;height:40px;padding:0 16px;border-radius:999px;border:0;cursor:pointer;
  background:rgba(255,255,255,.14);color:#fff;font-size:14px;font-weight:600;transition:background .24s var(--ease),transform .24s var(--ease)}
.q-btn:hover{background:rgba(255,255,255,.24);transform:translateY(-1px)}
.q-btn svg{width:15px;height:15px}
.q-btn.is-busy svg{animation:spin .8s linear infinite}
@keyframes spin{to{transform:rotate(360deg)}}

/* ---------- 入口卡 ---------- */
.entries{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}
.entry{position:relative;display:flex;flex-direction:column;gap:9px;padding:26px 24px;border-radius:24px;background:var(--surface);
  box-shadow:var(--shadow-1);overflow:hidden;transition:transform .34s var(--ease),box-shadow .34s var(--ease)}
.entry:hover{transform:translateY(-5px);box-shadow:var(--shadow-2)}
.entry .ico{width:46px;height:46px;border-radius:15px;display:grid;place-items:center;background:var(--tint);color:var(--red);
  transition:background .34s var(--ease),color .34s var(--ease),transform .34s var(--ease)}
.entry:hover .ico{background:linear-gradient(150deg,#d9142f,#a30d21);color:#fff;transform:rotate(-6deg)}
.entry .ico svg{width:22px;height:22px}
.entry h3{margin:8px 0 0;font-size:18px;font-weight:700}
.entry p{margin:0;font-size:14px;line-height:1.75;color:var(--ink-3)}
.entry .go{display:inline-flex;align-items:center;gap:6px;margin-top:4px;font-size:13px;font-weight:600;color:var(--red)}
.entry .go svg{width:13px;height:13px;transition:transform .3s var(--ease)}
.entry:hover .go svg{transform:translateX(4px)}

/* ---------- 加入卡 ---------- */
.join{position:relative;overflow:hidden;border-radius:32px;color:#fff;background:linear-gradient(140deg,#1b1512,#261914 58%,#2e1215);
  box-shadow:0 50px 90px -64px rgba(0,0,0,.9)}
.join::before{content:"";position:absolute;inset:0;pointer-events:none;
  background:radial-gradient(560px 300px at 8% 6%,rgba(200,16,46,.42),transparent 68%),radial-gradient(480px 260px at 94% 98%,rgba(216,180,92,.24),transparent 70%)}
.join-grid{position:relative;display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.02fr);align-items:stretch}
.join-grid > *{min-width:0}
.join-text{padding:clamp(30px,4.4vw,54px)}
.join-text .k{font-size:12px;font-weight:700;letter-spacing:.26em;text-transform:uppercase;color:rgba(216,180,92,.9)}
.join-text h2{margin:12px 0 0;font-size:clamp(25px,3.3vw,38px);line-height:1.24;font-weight:800;color:#fff;letter-spacing:-.01em}
.join-text p{margin:12px 0 0;font-size:15px;line-height:1.85;color:rgba(255,255,255,.66);max-width:37ch}
.join-actions{display:flex;flex-wrap:wrap;gap:10px;margin-top:26px}
.join-media{position:relative;min-height:320px}
.join-media video{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;display:block}
.join-media::after{content:"";position:absolute;inset:0;pointer-events:none;
  background:linear-gradient(90deg,#241a14 0%,rgba(36,26,20,.28) 26%,transparent 62%)}

/* ---------- 内容页 ---------- */
.page-head{padding:clamp(40px,5.6vw,72px) 0 8px;text-align:center}
.page-head h1{margin:0;font-size:clamp(30px,4.4vw,48px);font-weight:800;letter-spacing:-.02em;line-height:1.2}
.page-head .sub{margin:14px 0 0;font-size:15px;color:var(--ink-3)}
.prose{max-width:780px;margin:0 auto;padding:clamp(26px,3.4vw,40px) 24px clamp(48px,6vw,80px);
  font-size:17px;line-height:2;color:var(--ink-2)}
.prose p{margin:0 0 1.15em}
.prose p:last-child{margin-bottom:0}
.prose b,.prose strong{color:var(--ink);font-weight:700}
.prose .hl{background:linear-gradient(transparent 62%,rgba(200,16,46,.16) 0);color:var(--red-deep);font-weight:600;padding:0 .1em}
.prose img{width:auto;max-width:100%;margin:6px auto 22px;border-radius:24px;box-shadow:var(--shadow-2)}
.prose video{width:100%;max-width:100%;border-radius:24px;box-shadow:var(--shadow-2);background:#000}
.prose pre{margin:22px 0;background:#17110f;color:#ece5d8;padding:22px 24px;border-radius:20px;overflow:auto;
  font-size:13.5px;line-height:1.75;box-shadow:0 34px 54px -46px rgba(0,0,0,.9);tab-size:2}
.prose pre code{background:none;color:inherit;padding:0;font-size:inherit;font-family:inherit}
.prose code{background:var(--tint);color:var(--red-deep);padding:.16em .46em;border-radius:7px;font-size:.92em;
  font-family:"SFMono-Regular",Consolas,"Liberation Mono",Menlo,monospace}
.prose .note{margin:26px 0 0;padding:16px 20px;border-radius:16px;background:var(--tint);font-size:14px;color:var(--ink-2)}

/* 一言 API 页 */
.api-box{max-width:820px;margin:0 auto;padding:0 24px clamp(48px,6vw,80px)}
.api-endpoint{display:flex;align-items:center;gap:12px;flex-wrap:wrap;padding:16px 18px;border-radius:18px;background:var(--surface);box-shadow:var(--shadow-1)}
.api-endpoint code{flex:1 1 260px;min-width:0;font-size:14px;color:var(--ink);background:none;padding:0;white-space:normal;word-break:break-all}
.api-demo{padding:26px;border-radius:24px;background:linear-gradient(135deg,#8b0b1e,#bb1029 55%,#7a0917);color:#fff;box-shadow:var(--shadow-3);margin:20px 0 26px}
.api-demo blockquote{margin:0;font-family:"Songti SC","STSong","Noto Serif SC","SimSun",Georgia,serif;font-size:clamp(19px,2.5vw,26px);line-height:1.7;font-weight:600;min-height:1.7em}
.api-demo .row{display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap;margin-top:18px}
.api-demo .row span{font-size:12.5px;color:rgba(255,255,255,.6);letter-spacing:.04em}
.api-steps{margin:26px 0 0;padding:0;list-style:none;display:grid;gap:10px}
.api-steps li{display:flex;gap:12px;padding:16px 18px;border-radius:16px;background:var(--surface);box-shadow:var(--shadow-1);font-size:14.5px;line-height:1.8}
.api-steps li b{flex:none;width:24px;height:24px;border-radius:50%;display:grid;place-items:center;background:var(--red-soft);color:var(--red);font-size:12.5px}

/* ---------- 表单 / 认证 ---------- */
.auth{max-width:1060px;margin:0 auto;padding:clamp(30px,4.4vw,56px) 24px clamp(48px,6vw,80px)}
.auth-card{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.06fr);background:var(--surface);
  border-radius:32px;overflow:hidden;box-shadow:var(--shadow-3)}
.auth-side{position:relative;overflow:hidden;padding:clamp(30px,3.4vw,46px);color:#fff;
  background:linear-gradient(155deg,#c8102e,#8b0b1e 68%,#6d0715);display:flex;flex-direction:column;gap:16px}
.auth-side::before{content:"";position:absolute;width:420px;height:420px;right:-150px;top:-170px;border-radius:50%;
  background:radial-gradient(circle,rgba(255,255,255,.16),transparent 66%)}
.auth-side::after{content:"★";position:absolute;right:-16px;bottom:-52px;font-size:230px;line-height:1;color:rgba(255,255,255,.07)}
.auth-side .brand-mini{position:relative;display:inline-flex;align-items:center;gap:10px;font-size:17px;font-weight:800}
.auth-side .brand-mini span{width:34px;height:34px;border-radius:12px;display:grid;place-items:center;background:rgba(255,255,255,.16)}
.auth-side .brand-mini svg{width:18px;height:18px;fill:#ffd873}
.auth-side h2{position:relative;margin:auto 0 0;font-size:clamp(23px,2.6vw,30px);line-height:1.3;font-weight:800;letter-spacing:-.01em}
.auth-side p{position:relative;margin:0 0 auto;font-size:14.5px;line-height:1.85;color:rgba(255,255,255,.74)}
.auth-side ul{position:relative;margin:auto 0 0;padding:0;list-style:none;display:grid;gap:12px}
.auth-side li{display:flex;gap:10px;align-items:flex-start;font-size:14px;color:rgba(255,255,255,.82)}
.auth-side li i{flex:none;width:20px;height:20px;border-radius:50%;display:grid;place-items:center;background:rgba(255,255,255,.18);margin-top:2px}
.auth-side li svg{width:11px;height:11px}
.auth-main{padding:clamp(28px,3.6vw,46px)}
.auth-main h1{margin:0;font-size:clamp(24px,2.8vw,30px);font-weight:800;letter-spacing:-.01em}
.auth-main .hint{margin:8px 0 24px;font-size:14px;color:var(--ink-3)}
.field{margin-bottom:14px}
.field label{display:block;margin:0 0 7px 2px;font-size:13px;font-weight:600;color:var(--ink-2)}
.input{width:100%;height:52px;padding:0 16px;border:0;border-radius:15px;background:var(--tint);
  font-family:inherit;font-size:15px;color:var(--ink);transition:background .2s var(--ease),box-shadow .2s var(--ease);-webkit-appearance:none}
textarea.input{height:auto;min-height:104px;padding:14px 16px;line-height:1.7;resize:vertical}
.input::placeholder{color:#a89e95}
.input:focus{outline:none;background:#fff;box-shadow:0 0 0 3px rgba(200,16,46,.16)}
.field-row{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.field .tip{margin:6px 0 0 2px;font-size:12.5px;color:var(--ink-3)}
.field .tip a{color:var(--red);font-weight:600}
.auth-main .btn{margin-top:8px}
.form-foot{margin:18px 0 0;font-size:13.5px;color:var(--ink-3);text-align:center}
.form-foot a{color:var(--red);font-weight:600}
.alert{display:flex;gap:10px;align-items:flex-start;margin:0 0 18px;padding:14px 16px;border-radius:14px;
  background:rgba(200,16,46,.07);color:var(--red-deep);font-size:13.5px;line-height:1.7}
.alert svg{width:16px;height:16px;flex:none;margin-top:3px}
.code-inline{display:inline-flex;align-items:center;gap:8px;padding:4px 10px;border-radius:999px;background:var(--tint);
  font-size:13px;font-weight:600;color:var(--ink-2)}
.code-inline b{color:var(--red);letter-spacing:.12em;font-size:15px}

/* ---------- 头像墙 ---------- */
.avatars{display:grid;grid-template-columns:repeat(auto-fill,minmax(148px,1fr));gap:16px;padding:0 0 clamp(48px,6vw,80px)}
.member{display:flex;flex-direction:column;align-items:center;gap:11px;padding:24px 14px 20px;border-radius:24px;
  background:var(--surface);box-shadow:var(--shadow-1);transition:transform .34s var(--ease),box-shadow .34s var(--ease)}
.member:hover{transform:translateY(-6px);box-shadow:var(--shadow-2)}
.ring{position:relative;display:block;width:96px;height:96px;border-radius:50%;padding:3px;
  background:linear-gradient(150deg,#e7c876,#c8102e 62%,#8b0b1e);transition:transform .4s var(--ease)}
.member:hover .ring{transform:scale(1.06) rotate(-3deg)}
.ring img{position:relative;z-index:1;width:100%;height:100%;border-radius:50%;object-fit:cover;background:var(--tint)}
.ring .fallback{position:absolute;inset:3px;border-radius:50%;display:grid;place-items:center;background:var(--tint);
  color:var(--red);font-weight:800;font-size:30px;letter-spacing:-.02em}
.ring .fallback{width:100%;height:100%;border-radius:50%;display:grid;place-items:center;background:var(--tint);
  color:var(--red);font-size:30px;font-weight:800;letter-spacing:-.02em}
.member b{font-size:15px;font-weight:700;text-align:center;line-height:1.35;word-break:break-word}
.member span{font-size:12px;color:var(--ink-3);text-align:center;line-height:1.55;margin-top:-4px}
.empty{padding:40px;border-radius:24px;background:var(--surface);box-shadow:var(--shadow-1);text-align:center;color:var(--ink-3)}

/* ---------- 名片页 ---------- */
.card-page{padding:clamp(30px,4.4vw,56px) 0 clamp(48px,6vw,80px)}
.card-grid{display:grid;grid-template-columns:minmax(0,.86fr) minmax(0,1.14fr);gap:20px;align-items:start}
.profile{position:relative;overflow:hidden;text-align:center;border-radius:28px;padding:30px;background:linear-gradient(160deg,#c8102e,#8b0b1e 72%,#6d0715);
  color:#fff;box-shadow:var(--shadow-3)}
.profile::after{content:"";position:absolute;width:300px;height:300px;right:-120px;bottom:-140px;border-radius:50%;
  background:radial-gradient(circle,rgba(255,255,255,.18),transparent 68%)}
.profile .ava{position:relative;width:112px;height:112px;margin:0 auto;border-radius:50%;padding:3px;background:rgba(255,255,255,.32)}
.profile .ava img{width:100%;height:100%;border-radius:50%;object-fit:cover;background:rgba(255,255,255,.2)}
.profile h1{position:relative;margin:16px 0 0;font-size:28px;font-weight:800;letter-spacing:-.01em}
.profile .bio{position:relative;margin:8px 0 0;font-size:14.5px;line-height:1.8;color:rgba(255,255,255,.78)}
.profile dl{position:relative;display:grid;gap:12px;margin:22px 0 0;text-align:left}
.profile dt{font-size:11.5px;letter-spacing:.2em;text-transform:uppercase;color:rgba(255,255,255,.55)}
.profile dd{margin:2px 0 0;font-size:14.5px;word-break:break-all}
.profile dd a{color:#ffdcd6}
.cert{background:var(--surface);border-radius:28px;padding:22px;box-shadow:var(--shadow-2);text-align:center}
.cert canvas{width:100%;height:auto;border-radius:18px;display:block}
.cert-actions{display:flex;gap:10px;justify-content:center;margin-top:16px;flex-wrap:wrap}

/* ---------- 资料页 ---------- */
.me{max-width:620px;margin:0 auto;padding:clamp(30px,4.4vw,56px) 24px clamp(48px,6vw,80px)}
.me-avatar{width:96px;height:96px;border-radius:50%;object-fit:cover;margin:0 auto 14px;background:var(--tint)}
.me .who{text-align:center;font-size:22px;font-weight:800}
.me .who-sub{text-align:center;font-size:13.5px;color:var(--ink-3);margin-top:4px}
.panel{margin-top:24px;padding:24px;border-radius:24px;background:var(--surface);box-shadow:var(--shadow-1)}
.panel h2{margin:0 0 16px;font-size:17px;font-weight:800}
.panel textarea{min-height:96px}

/* ---------- 页脚 ---------- */
.site-foot{padding:0 24px 26px}
.foot-card{max-width:calc(var(--wrap) + 0px);margin:0 auto;border-radius:32px;background:#171210;color:rgba(255,255,255,.6);
  padding:clamp(32px,4.6vw,56px) clamp(24px,4vw,48px) 26px;box-shadow:0 50px 90px -70px rgba(0,0,0,.9)}
.foot-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:30px}
.foot-brand{display:flex;align-items:center;gap:10px;font-size:19px;font-weight:800;color:#fff}
.foot-brand span{width:34px;height:34px;border-radius:11px;display:grid;place-items:center;background:linear-gradient(150deg,#e0142f,#94091c)}
.foot-brand svg{width:17px;height:17px;fill:#ffd873}
.foot-card p{margin:14px 0 0;font-size:13.5px;line-height:1.85;color:rgba(255,255,255,.48);max-width:34ch}
.foot-card h4{margin:0 0 14px;font-size:12.5px;font-weight:700;letter-spacing:.18em;text-transform:uppercase;color:rgba(255,255,255,.85)}
.foot-links{list-style:none;margin:0;padding:0;display:grid;gap:9px}
.foot-links a{font-size:14px;color:rgba(255,255,255,.56)}
.foot-links a:hover{color:#fff}
.foot-base{display:flex;align-items:center;justify-content:space-between;gap:14px;flex-wrap:wrap;margin-top:34px;font-size:12.5px;color:rgba(255,255,255,.4)}
.foot-base a:hover{color:#fff}
.to-top{position:fixed;right:22px;bottom:22px;z-index:70;width:46px;height:46px;border:0;border-radius:15px;cursor:pointer;
  display:grid;place-items:center;background:var(--ink);color:#fff;box-shadow:0 20px 32px -20px rgba(0,0,0,.85);
  opacity:0;visibility:hidden;transform:translateY(12px);transition:opacity .3s var(--ease),transform .3s var(--ease),visibility .3s,background .3s}
.to-top.is-on{opacity:1;visibility:visible;transform:none}
.to-top:hover{background:var(--red)}
.to-top svg{width:18px;height:18px}

/* ---------- 弹窗 ---------- */
.modal{position:fixed;inset:0;z-index:200;display:none;padding:24px;overflow:auto;
  background:rgba(20,15,13,.45);-webkit-backdrop-filter:blur(3px);backdrop-filter:blur(3px)}
.modal.is-open{display:flex;align-items:center;justify-content:center}
.modal-card{position:relative;width:min(540px,100%);padding:32px 30px 26px;border-radius:28px;text-align:left;
  background:linear-gradient(180deg,#fffdf9,#faf4ea);box-shadow:0 60px 100px -50px rgba(0,0,0,.7);animation:pop .32s var(--ease) both}
@keyframes pop{from{opacity:0;transform:translateY(14px) scale(.97)}to{opacity:1;transform:none}}
.modal-card h2{margin:0;font-size:23px;line-height:1.35;font-weight:800;color:var(--red-deep)}
.modal-card p{margin:14px 0 0;font-size:14.5px;line-height:1.9;color:var(--ink-2);text-align:justify}
.modal-close{position:absolute;top:14px;right:14px;width:36px;height:36px;border:0;border-radius:50%;cursor:pointer;
  background:var(--tint);color:var(--ink-2);font-size:20px;line-height:1;display:grid;place-items:center;
  transition:background .2s,color .2s,transform .2s}
.modal-close:hover{background:var(--red);color:#fff;transform:rotate(90deg)}
.modal-card .emblem{height:52px;width:auto;margin-top:16px}

/* ---------- 动效 ---------- */
html.js [data-reveal]{opacity:0;transform:translateY(20px);transition:opacity .7s var(--ease),transform .7s var(--ease)}
html.js [data-reveal].is-in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{animation-duration:.001ms!important;animation-iteration-count:1!important;transition-duration:.001ms!important}
  html.js [data-reveal]{opacity:1;transform:none}
}

/* ---------- 响应式 ---------- */
@media (max-width:1080px){
  .nav{display:none}
  .head-cta{display:none}
  .burger{display:inline-flex}
  .entries{grid-template-columns:repeat(2,minmax(0,1fr))}
  .foot-grid{grid-template-columns:1.3fr 1fr 1fr}
  .foot-grid > div:last-child{display:none}
}
@media (max-width:920px){
  .hero-grid{grid-template-columns:1fr;gap:32px}
  .hero .flag-wrap{order:-1;max-width:560px}
  .join-grid{grid-template-columns:1fr}
  .join-media{order:-1;min-height:240px}
  .join-media::after{background:linear-gradient(0deg,#241a14 0%,rgba(36,26,20,.18) 42%,transparent 72%)}
  .auth-card{grid-template-columns:1fr}
  .auth-side{padding:26px 24px}
  .auth-side ul{display:none}
  .card-grid{grid-template-columns:1fr}
  .foot-grid{grid-template-columns:1fr 1fr}
}
@media (max-width:640px){
  body{font-size:15.5px}
  .wrap{padding:0 18px}
  .head-inner{padding:11px 18px}
  .hero h1 .l1{font-size:clamp(38px,11vw,54px)}
  .hero h1 .l2{font-size:clamp(19px,5.4vw,24px)}
  .stats{gap:8px}
  .stat{padding:13px 12px;border-radius:15px}
  .stat b{font-size:18px}
  .stat span{font-size:11.5px}
  .entries{grid-template-columns:1fr}
  .quote-card{border-radius:24px}
  .join{border-radius:26px}
  .foot-grid{grid-template-columns:1fr;gap:24px}
  .foot-grid > div:last-child{display:block}
  .foot-card{border-radius:26px}
  .avatars{grid-template-columns:repeat(auto-fill,minmax(120px,1fr));gap:12px}
  .ring{width:80px;height:80px}
  .member{padding:18px 10px 16px;border-radius:20px}
  .auth{padding:18px 14px 40px}
  .auth-card{border-radius:24px}
  .prose{font-size:16.5px;line-height:1.95;padding-left:18px;padding-right:18px}
  .to-top{right:14px;bottom:14px;width:42px;height:42px}
  .modal{padding:16px}
  .modal-card{padding:26px 20px 22px;border-radius:22px}
  .field-row{grid-template-columns:1fr}
}