/* =========================================================
   星援计划 · 全局样式
   深色渐变 + 玻璃拟态 + 细腻微动效
   ========================================================= */

:root{
  --bg:#0a0a16;
  --bg2:#12121f;
  --text:#f5f3ff;
  --dim:#a9a3c7;
  --dim2:#7d789c;
  --pink:#ff5da2;
  --violet:#7c5cff;
  --gold:#ffd36b;
  --green:#3ddc97;
  --red:#ff6b7a;
  --grad:linear-gradient(135deg,#ff5da2 0%,#7c5cff 100%);
  --grad-gold:linear-gradient(135deg,#ffd36b,#ff9a5c);
  --border:rgba(255,255,255,.09);
  --glass:rgba(255,255,255,.055);
  --glass-strong:rgba(20,20,36,.72);
  --radius:20px;
  --shadow:0 20px 60px rgba(0,0,0,.45);
  --font:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans SC",sans-serif;
}

*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  font-family:var(--font);
  background:var(--bg);
  color:var(--text);
  line-height:1.65;
  min-height:100vh;
  overflow-x:hidden;
  -webkit-font-smoothing:antialiased;
}

/* ---------- 背景极光 ---------- */
body::before{
  content:"";
  position:fixed;inset:0;z-index:-2;
  background:
    radial-gradient(900px 600px at 85% -10%,rgba(124,92,255,.28),transparent 60%),
    radial-gradient(800px 520px at -10% 20%,rgba(255,93,162,.20),transparent 60%),
    radial-gradient(700px 500px at 50% 110%,rgba(61,220,151,.10),transparent 60%),
    var(--bg);
}
body::after{
  content:"";
  position:fixed;inset:0;z-index:-1;pointer-events:none;
  background-image:
    linear-gradient(rgba(255,255,255,.022) 1px,transparent 1px),
    linear-gradient(90deg,rgba(255,255,255,.022) 1px,transparent 1px);
  background-size:56px 56px;
  mask-image:radial-gradient(900px 600px at 50% 0%,#000,transparent 75%);
}

::-webkit-scrollbar{width:10px;height:10px}
::-webkit-scrollbar-thumb{background:rgba(255,255,255,.14);border-radius:8px}
::-webkit-scrollbar-thumb:hover{background:rgba(255,255,255,.22)}
::-webkit-scrollbar-track{background:transparent}

a{color:inherit;text-decoration:none}
button{font-family:inherit;cursor:pointer;border:none;background:none;color:inherit}
img{max-width:100%;display:block}
input,select,textarea{font-family:inherit;font-size:1rem;color:var(--text)}

/* ---------- 通用容器 ---------- */
.container{width:min(1160px,92%);margin:0 auto}
.main{min-height:100vh;padding-bottom:90px}

/* ---------- 顶部导航 ---------- */
.header{
  position:sticky;top:0;z-index:50;
  backdrop-filter:blur(18px) saturate(140%);
  -webkit-backdrop-filter:blur(18px) saturate(140%);
  background:rgba(10,10,22,.55);
  border-bottom:1px solid var(--border);
}
.header-inner{display:flex;align-items:center;justify-content:space-between;height:66px}
.brand{display:flex;align-items:center;gap:10px;font-weight:800;letter-spacing:.5px}
.brand-mark{
  width:38px;height:38px;border-radius:12px;display:grid;place-items:center;
  background:var(--grad);box-shadow:0 8px 24px rgba(255,93,162,.35);
  font-size:20px;
}
.brand b{background:var(--grad);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}
.brand small{display:block;font-size:10px;color:var(--dim2);font-weight:600;letter-spacing:2px;line-height:1}
.nav-links{display:flex;align-items:center;gap:4px}
.nav-link{
  padding:8px 16px;border-radius:999px;font-size:14.5px;font-weight:600;
  color:var(--dim);transition:.25s;
}
.nav-link:hover{color:var(--text);background:rgba(255,255,255,.06)}
.nav-link.active{color:#fff;background:var(--grad);box-shadow:0 6px 18px rgba(255,93,162,.3)}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:12px 24px;border-radius:999px;font-weight:700;font-size:15px;
  transition:transform .18s ease,box-shadow .18s ease,filter .18s ease;
  will-change:transform;user-select:none;
}
.btn:active{transform:scale(.96)}
.btn-primary{background:var(--grad);color:#fff;box-shadow:0 10px 30px rgba(255,93,162,.35)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 16px 40px rgba(255,93,162,.45)}
.btn-ghost{background:var(--glass);color:var(--text);border:1px solid var(--border)}
.btn-ghost:hover{transform:translateY(-2px);background:rgba(255,255,255,.1)}
.btn-gold{background:var(--grad-gold);color:#3a2308;box-shadow:0 10px 30px rgba(255,180,90,.3)}
.btn-gold:hover{transform:translateY(-2px)}
.btn-block{width:100%}
.btn-lg{padding:15px 32px;font-size:16px}
.btn-sm{padding:8px 16px;font-size:13px}

/* ---------- Hero ---------- */
.hero{position:relative;text-align:center;padding:76px 0 56px;overflow:hidden}
.hero-badge{
  display:inline-flex;align-items:center;gap:8px;padding:8px 18px;border-radius:999px;
  background:var(--glass);border:1px solid var(--border);font-size:13px;color:var(--dim);
  backdrop-filter:blur(10px);
}
.hero-badge .dot{width:8px;height:8px;border-radius:50%;background:var(--green);box-shadow:0 0 12px var(--green);animation:pulse 2s infinite}
@keyframes pulse{0%,100%{opacity:1}50%{opacity:.4}}
.hero-title{
  font-size:clamp(40px,8vw,76px);font-weight:900;letter-spacing:1px;margin:26px auto 18px;line-height:1.12;
  background:linear-gradient(135deg,#fff 20%,#ff9ec9 55%,#b79cff 85%);
  -webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;
  animation:floatIn .9s cubic-bezier(.16,1,.3,1) both;
}
.hero-title .spark{display:inline-block;animation:spin 9s linear infinite}
@keyframes spin{to{transform:rotate(360deg)}}
.hero-sub{font-size:clamp(15px,2.4vw,19px);color:var(--dim);max-width:640px;margin:0 auto 34px;animation:floatIn 1s .08s cubic-bezier(.16,1,.3,1) both}
@keyframes floatIn{from{opacity:0;transform:translateY(26px)}to{opacity:1;transform:none}}
.hero-actions{display:flex;gap:14px;justify-content:center;flex-wrap:wrap;animation:floatIn 1s .16s cubic-bezier(.16,1,.3,1) both}
.hero-stats{
  display:flex;justify-content:center;gap:14px;flex-wrap:wrap;margin-top:44px;
  animation:floatIn 1s .24s cubic-bezier(.16,1,.3,1) both;
}
.hstat{
  min-width:150px;padding:18px 26px;border-radius:18px;
  background:var(--glass);border:1px solid var(--border);backdrop-filter:blur(14px);
}
.hstat-num{font-size:clamp(22px,3.6vw,30px);font-weight:900;background:var(--grad);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}
.hstat-label{font-size:12.5px;color:var(--dim2);margin-top:2px;letter-spacing:1px}

/* ---------- 生日月历 ---------- */
.calendar{margin:10px 0 6px}
.chips{display:flex;gap:12px;overflow-x:auto;padding:10px 2px 16px;scrollbar-width:none}
.chips::-webkit-scrollbar{display:none}
.chip{
  flex:0 0 auto;display:flex;align-items:center;gap:10px;padding:10px 16px;border-radius:14px;
  background:var(--glass);border:1px solid var(--border);transition:.25s;
}
.chip:hover{transform:translateY(-3px);border-color:rgba(255,93,162,.4)}
.chip .day{width:40px;height:40px;border-radius:12px;display:grid;place-items:center;font-weight:900;font-size:16px;color:#fff;background:var(--grad)}
.chip .who{font-size:14px;font-weight:700}
.chip .when{font-size:11.5px;color:var(--dim2)}

/* ---------- 区块 ---------- */
.section{padding:44px 0}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:16px;margin-bottom:26px}
.section-title{font-size:clamp(22px,3.4vw,30px);font-weight:900;letter-spacing:.5px}
.section-title .tick{color:var(--pink)}
.section-sub{color:var(--dim2);font-size:13.5px;margin-top:6px}
.section-more{color:var(--dim);font-size:13.5px;font-weight:600;display:inline-flex;align-items:center;gap:4px;transition:.2s}
.section-more:hover{color:var(--pink);gap:8px}

/* ---------- 项目卡片 ---------- */
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:22px}
.pcard{
  border-radius:var(--radius);overflow:hidden;position:relative;
  background:var(--glass);border:1px solid var(--border);
  backdrop-filter:blur(14px);
  transition:transform .3s cubic-bezier(.16,1,.3,1),box-shadow .3s,border-color .3s;
}
.pcard:hover{transform:translateY(-8px);box-shadow:var(--shadow);border-color:rgba(255,93,162,.35)}
.pcover{position:relative;height:150px;display:grid;place-items:center;font-size:56px}
.pcover::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,transparent 40%,rgba(10,10,22,.55));}
.pcover .big{position:relative;z-index:1;filter:drop-shadow(0 8px 18px rgba(0,0,0,.35));animation:floaty 5s ease-in-out infinite}
@keyframes floaty{0%,100%{transform:translateY(0)}50%{transform:translateY(-8px)}}
.pbadge{position:absolute;top:14px;left:14px;z-index:2;padding:5px 12px;border-radius:999px;font-size:11.5px;font-weight:700;color:#fff;background:rgba(10,10,22,.5);backdrop-filter:blur(8px);border:1px solid rgba(255,255,255,.18)}
.pbadge.days{left:auto;right:14px;color:var(--gold);border-color:rgba(255,211,107,.4)}
.pbadge.done{color:var(--green);border-color:rgba(61,220,151,.4)}
.pbody{padding:18px 18px 20px}
.ptype{font-size:12px;font-weight:800;letter-spacing:1px;color:var(--pink);text-transform:uppercase}
.ptitle{font-size:16.5px;font-weight:800;margin:6px 0 4px;line-height:1.4;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;min-height:46px}
.pstar{font-size:12.5px;color:var(--dim);margin-bottom:14px}
.pstar b{color:var(--gold)}
.progress{height:9px;border-radius:999px;background:rgba(255,255,255,.08);overflow:hidden;position:relative}
.bar{height:100%;border-radius:999px;background:var(--grad);position:relative;transition:width 1.1s cubic-bezier(.16,1,.3,1)}
.bar::after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,transparent,rgba(255,255,255,.45),transparent);animation:shine 2.6s ease-in-out infinite}
@keyframes shine{0%{transform:translateX(-100%)}100%{transform:translateX(220%)}}
.pmeta{display:flex;justify-content:space-between;align-items:baseline;margin-top:10px;font-size:13px}
.praised{font-weight:900;color:#fff}
.praised em{font-style:normal;color:var(--dim2);font-weight:600}
.ppct{color:var(--pink);font-weight:800}
.pfoot{display:flex;justify-content:space-between;align-items:center;margin-top:14px;padding-top:14px;border-top:1px dashed var(--border);font-size:12.5px;color:var(--dim2)}
.pfoot .join{color:#fff;font-weight:700;display:inline-flex;align-items:center;gap:4px}
.pfoot .join:hover{color:var(--pink)}

/* ---------- 特性 ---------- */
.features{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:18px;margin-top:8px}
.feature{padding:26px 22px;border-radius:var(--radius);background:var(--glass);border:1px solid var(--border);backdrop-filter:blur(14px);transition:.3s}
.feature:hover{transform:translateY(-6px);border-color:rgba(124,92,255,.45)}
.f-ic{width:52px;height:52px;border-radius:15px;display:grid;place-items:center;font-size:26px;background:var(--grad);box-shadow:0 10px 26px rgba(255,93,162,.3);margin-bottom:16px}
.feature h3{font-size:17px;font-weight:800;margin-bottom:8px}
.feature p{font-size:13.5px;color:var(--dim)}

/* ---------- CTA banner ---------- */
.cta-banner{
  position:relative;overflow:hidden;border-radius:24px;padding:44px 30px;text-align:center;
  background:linear-gradient(135deg,rgba(255,93,162,.16),rgba(124,92,255,.16)),var(--glass);
  border:1px solid var(--border);backdrop-filter:blur(16px);
}
.cta-banner::before{content:"✨";position:absolute;font-size:70px;opacity:.25;top:-10px;left:6%;animation:floaty 6s ease-in-out infinite}
.cta-banner::after{content:"🌠";position:absolute;font-size:56px;opacity:.2;bottom:-6px;right:8%;animation:floaty 7s ease-in-out infinite reverse}
.cta-title{font-size:clamp(22px,3.6vw,32px);font-weight:900;margin-bottom:8px}
.cta-sub{color:var(--dim);margin-bottom:24px;font-size:14px}

/* ---------- 页脚 ---------- */
.footer{border-top:1px solid var(--border);padding:34px 0 120px;margin-top:30px;color:var(--dim2);font-size:13px}
.footer .foot-row{display:flex;justify-content:space-between;flex-wrap:wrap;gap:14px}
.footer b{color:var(--text)}
.footer .disclaimer{margin-top:14px;font-size:12px;line-height:1.9}

/* =========================================================
   项目详情页
   ========================================================= */
.banner{position:relative;border-radius:24px;overflow:hidden;padding:56px 26px 46px;text-align:center;margin-top:22px;border:1px solid var(--border)}
.banner .b-emoji{font-size:76px;filter:drop-shadow(0 14px 30px rgba(0,0,0,.4));animation:floaty 5s ease-in-out infinite}
.banner-tags{display:flex;justify-content:center;gap:10px;flex-wrap:wrap;margin-top:18px}
.banner-tags .pb{border:1px solid var(--border);background:rgba(10,10,22,.4);backdrop-filter:blur(8px)}
.detail-head{margin:30px 0 6px;text-align:center}
.detail-title{font-size:clamp(22px,4vw,32px);font-weight:900;line-height:1.3}
.detail-star{margin-top:10px;color:var(--dim);font-size:14.5px}
.detail-star b{color:var(--gold)}
.detail-desc{max-width:720px;margin:18px auto 0;color:var(--dim);font-size:14.5px}
.stats{display:grid;grid-template-columns:repeat(auto-fit,minmax(130px,1fr));gap:14px;margin-top:34px}
.stat{padding:20px 16px;border-radius:18px;background:var(--glass);border:1px solid var(--border);text-align:center;backdrop-filter:blur(12px)}
.stat-v{font-size:clamp(20px,3vw,26px);font-weight:900;background:var(--grad);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}
.stat-l{font-size:12px;color:var(--dim2);margin-top:4px;letter-spacing:1px}
.seg{position:relative;background:var(--glass);border:1px solid var(--border);border-radius:20px;padding:26px;margin-top:18px;backdrop-filter:blur(12px)}
.seg-title{font-size:18px;font-weight:800;margin-bottom:6px;display:flex;align-items:center;gap:9px}
.seg-sub{font-size:12.5px;color:var(--dim2);margin-bottom:18px}
.cta-actions{display:flex;gap:12px;justify-content:center;margin-top:30px;flex-wrap:wrap}

/* 预算 */
.brow{padding:13px 0;border-bottom:1px dashed var(--border)}
.brow:last-child{border-bottom:none}
.brow-top{display:flex;justify-content:space-between;font-size:13.5px;margin-bottom:8px}
.brow-top .bname{font-weight:600}
.brow-top .bamt{font-weight:800;color:var(--gold)}
.brow .mini{height:6px;border-radius:99px;background:rgba(255,255,255,.07);overflow:hidden}
.brow .mini i{display:block;height:100%;border-radius:99px;background:var(--grad-gold);transition:width 1s cubic-bezier(.16,1,.3,1)}
.brow-sub{display:flex;justify-content:space-between;font-size:11.5px;color:var(--dim2);margin-top:5px}
.servnote{margin-top:16px;font-size:12px;color:var(--dim2);padding:12px 14px;border-radius:12px;background:rgba(255,211,107,.07);border:1px solid rgba(255,211,107,.18)}

/* 时间线 */
.timeline{position:relative;padding-left:26px}
.timeline::before{content:"";position:absolute;left:9px;top:6px;bottom:6px;width:2px;background:linear-gradient(180deg,var(--pink),var(--violet),transparent)}
.titem{position:relative;padding-bottom:22px}
.titem::before{content:"";position:absolute;left:-24px;top:6px;width:12px;height:12px;border-radius:50%;background:var(--grad);box-shadow:0 0 0 4px rgba(124,92,255,.18)}
.tcard{background:rgba(255,255,255,.04);border:1px solid var(--border);border-radius:14px;padding:16px 18px}
.tcard .t-emoji{font-size:22px;margin-bottom:6px}
.tdate{font-size:11.5px;color:var(--dim2)}
.ttitle{font-weight:800;font-size:15px;margin:2px 0 6px}
.ttext{font-size:13.5px;color:var(--dim);line-height:1.7}

/* 排行榜 */
.tabs{display:inline-flex;background:rgba(255,255,255,.05);border:1px solid var(--border);border-radius:999px;padding:4px;margin-bottom:18px}
.tab{padding:8px 22px;border-radius:999px;font-size:13.5px;font-weight:700;color:var(--dim);transition:.2s}
.tab.active{background:var(--grad);color:#fff;box-shadow:0 6px 16px rgba(255,93,162,.3)}
.lrow{display:flex;align-items:center;gap:14px;padding:13px 14px;border-radius:14px;margin-bottom:8px;background:rgba(255,255,255,.03);border:1px solid transparent;transition:.2s}
.lrow:hover{border-color:var(--border);background:rgba(255,255,255,.06)}
.rank{width:34px;height:34px;flex:0 0 auto;border-radius:11px;display:grid;place-items:center;font-weight:900;font-size:15px;background:rgba(255,255,255,.07);color:var(--dim)}
.rank.r1{background:var(--grad-gold);color:#3a2308}
.rank.r2{background:linear-gradient(135deg,#d8d8e6,#9aa0b5);color:#1c1c26}
.rank.r3{background:linear-gradient(135deg,#e3a46b,#a5693f);color:#2b1808}
.lname{flex:1;min-width:0;font-weight:700;font-size:14px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.lname small{display:block;font-size:11px;color:var(--dim2);font-weight:500}
.lval{font-weight:900;color:var(--gold);font-size:14px}

/* 评论 */
.cform{display:flex;gap:12px;align-items:flex-start;margin-bottom:22px}
.cavatar{width:42px;height:42px;flex:0 0 auto;border-radius:50%;display:grid;place-items:center;font-weight:800;color:#fff;font-size:16px}
.cinput{flex:1;background:rgba(255,255,255,.05);border:1px solid var(--border);border-radius:14px;padding:12px 16px;outline:none;resize:vertical;min-height:52px;transition:.2s}
.cinput:focus{border-color:var(--pink);box-shadow:0 0 0 3px rgba(255,93,162,.15)}
.cbtn{align-self:center;background:var(--grad);color:#fff;padding:12px 22px;border-radius:999px;font-weight:700}
.citem{display:flex;gap:12px;padding:16px 0;border-bottom:1px dashed var(--border)}
.citem:last-child{border-bottom:none}
.cbody{flex:1;min-width:0}
.cmeta{display:flex;align-items:center;gap:10px;font-size:12px;color:var(--dim2)}
.cmeta b{color:var(--text);font-size:13.5px}
.clikes{margin-left:auto;color:var(--dim);font-weight:600;font-size:12.5px;display:inline-flex;align-items:center;gap:4px;transition:.2s}
.clikes:hover{color:var(--pink)}
.ctext{font-size:14px;margin:6px 0 0;line-height:1.7}
.replies{margin:10px 0 0 4px;padding-left:14px;border-left:2px solid var(--border)}
.reply{font-size:13px;color:var(--dim);margin-bottom:6px;line-height:1.6}
.reply b{color:var(--pink)}

/* 头像墙 */
.wall{display:flex;flex-wrap:wrap;gap:10px}
.wall .cavatar{width:38px;height:38px;font-size:14px}

/* 空状态 */
.empty{text-align:center;padding:46px 20px;color:var(--dim2)}
.empty-ic{font-size:52px;margin-bottom:12px;opacity:.7}

/* =========================================================
   表单
   ========================================================= */
.form-card{max-width:760px;margin:34px auto 0;background:var(--glass);border:1px solid var(--border);border-radius:24px;padding:30px;backdrop-filter:blur(14px)}
.field{margin-bottom:20px}
.field label{display:block;font-size:13.5px;font-weight:700;margin-bottom:8px;color:var(--text)}
.field label .req{color:var(--pink)}
.field .hint{font-size:11.5px;color:var(--dim2);margin-top:6px}
.input,.select,.textarea{
  width:100%;background:rgba(255,255,255,.05);border:1px solid var(--border);
  border-radius:13px;padding:12px 15px;outline:none;transition:.2s;font-size:14.5px;
}
.input:focus,.select:focus,.textarea:focus{border-color:var(--pink);box-shadow:0 0 0 3px rgba(255,93,162,.15)}
.textarea{min-height:110px;resize:vertical}
.row2{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.select{appearance:none;background-image:linear-gradient(45deg,transparent 50%,var(--dim) 50%),linear-gradient(135deg,var(--dim) 50%,transparent 50%);background-position:calc(100% - 20px) 50%,calc(100% - 15px) 50%;background-size:5px 5px;background-repeat:no-repeat;cursor:pointer}
.budget-row{display:grid;grid-template-columns:1fr 130px 40px;gap:10px;margin-bottom:10px;align-items:center}
.budget-row .del{height:42px;border-radius:11px;background:rgba(255,107,122,.1);color:var(--red);border:1px solid rgba(255,107,122,.25);font-size:18px;font-weight:800}
.adder{display:inline-flex;align-items:center;gap:6px;color:var(--pink);font-weight:700;font-size:13.5px;padding:8px 0}
.adder:hover{opacity:.8}
.pill-toggle{display:flex;gap:10px;flex-wrap:wrap}
.pill{flex:1;min-width:110px;text-align:center;padding:13px 12px;border-radius:13px;border:1px solid var(--border);background:rgba(255,255,255,.04);font-weight:700;font-size:14px;cursor:pointer;transition:.2s;color:var(--dim)}
.pill.selected{border-color:var(--pink);background:rgba(255,93,162,.12);color:#fff;box-shadow:0 0 0 3px rgba(255,93,162,.12)}
.pill .p-tag{display:block;font-size:11px;font-weight:600;color:var(--dim2);margin-top:2px}

/* =========================================================
   弹窗
   ========================================================= */
.overlay{
  position:fixed;inset:0;z-index:100;display:grid;place-items:center;padding:20px;
  background:rgba(6,6,14,.7);backdrop-filter:blur(8px);
  opacity:0;pointer-events:none;transition:opacity .3s;
}
.overlay.show{opacity:1;pointer-events:auto}
.modal{
  width:100%;max-width:480px;max-height:88vh;overflow:auto;
  background:linear-gradient(160deg,#191930,#100f20);border:1px solid var(--border);
  border-radius:24px;padding:26px;position:relative;
  transform:translateY(24px) scale(.96);opacity:0;transition:.32s cubic-bezier(.16,1,.3,1);
}
.overlay.show .modal{transform:none;opacity:1}
.mhead{display:flex;align-items:center;justify-content:space-between;margin-bottom:18px}
.mtitle{font-size:18px;font-weight:900}
.mclose{width:34px;height:34px;border-radius:50%;display:grid;place-items:center;background:rgba(255,255,255,.07);font-size:16px;transition:.2s}
.mclose:hover{background:rgba(255,107,122,.2);color:var(--red)}
.amounts{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin:16px 0}
.amt{padding:13px 8px;border-radius:13px;border:1px solid var(--border);background:rgba(255,255,255,.04);text-align:center;font-weight:800;font-size:16px;transition:.2s;color:var(--text)}
.amt small{display:block;font-size:10.5px;color:var(--dim2);font-weight:600;margin-top:2px}
.amt.selected{border-color:var(--pink);background:linear-gradient(135deg,rgba(255,93,162,.22),rgba(124,92,255,.22));box-shadow:0 0 0 3px rgba(255,93,162,.14)}
.pay-methods{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin:16px 0 6px}
.pay-card{padding:14px 8px;text-align:center;border-radius:14px;border:1px solid var(--border);background:rgba(255,255,255,.04);cursor:pointer;transition:.2s}
.pay-card .pm-ic{font-size:24px}
.pay-card .pm-t{display:block;font-size:12px;font-weight:700;margin-top:5px}
.pay-card.selected{border-color:var(--green);background:rgba(61,220,151,.1);box-shadow:0 0 0 3px rgba(61,220,151,.12)}
.switch{display:flex;align-items:center;gap:10px;font-size:13.5px;color:var(--dim);margin:14px 0;cursor:pointer;user-select:none}
.switch input{display:none}
.knob{width:44px;height:25px;border-radius:99px;background:rgba(255,255,255,.12);position:relative;transition:.25s;flex:0 0 auto}
.knob::after{content:"";position:absolute;width:19px;height:19px;border-radius:50%;background:#fff;top:3px;left:3px;transition:.25s}
.switch input:checked + .knob{background:var(--grad)}
.switch input:checked + .knob::after{left:22px}
.sum-line{display:flex;justify-content:space-between;font-size:13.5px;color:var(--dim);margin-top:16px;padding-top:14px;border-top:1px dashed var(--border)}
.sum-line b{color:var(--gold);font-size:20px}
.processing .modal>*{opacity:.35;pointer-events:none}
.spinner{display:none;position:absolute;inset:0;place-items:center;font-size:14px;color:var(--dim)}
.processing .spinner{display:grid}
.spinner .ring{width:52px;height:52px;border-radius:50%;border:4px solid rgba(255,255,255,.12);border-top-color:var(--pink);animation:spin 1s linear infinite;margin:0 auto 14px}

/* =========================================================
   电子感谢卡
   ========================================================= */
.cert-wrap{perspective:1200px}
.certcard{
  position:relative;overflow:hidden;border-radius:22px;padding:30px 24px;text-align:center;
  background:linear-gradient(160deg,rgba(255,93,162,.14),rgba(124,92,255,.14)),#121226;
  border:1.5px solid rgba(255,211,107,.35);
}
.certcard::before{content:"✦";position:absolute;font-size:120px;opacity:.08;top:-26px;left:-12px;transform:rotate(-12deg)}
.certcard::after{content:"✦";position:absolute;font-size:90px;opacity:.07;bottom:-20px;right:-6px;transform:rotate(14deg)}
.cert-emoji{font-size:44px;animation:floaty 4s ease-in-out infinite}
.cert-title{font-size:15px;font-weight:800;margin-top:6px;color:var(--gold)}
.cert-proj{font-size:20px;font-weight:900;margin-top:6px;line-height:1.35}
.cert-detail{margin-top:18px;padding:16px;border-radius:14px;background:rgba(10,10,22,.5);border:1px dashed rgba(255,255,255,.16)}
.cert-detail .cd{display:flex;justify-content:space-between;font-size:13px;color:var(--dim);padding:5px 0}
.cert-detail .cd b{color:#fff}
.cert-qr{display:flex;align-items:center;justify-content:center;gap:14px;margin-top:18px}
.certqr{width:86px;height:86px;flex:0 0 auto;display:grid;grid-template-columns:repeat(5,1fr);gap:1px;padding:6px;background:#fff;border-radius:10px}
.certqr i{background:#1b1b2e}
.certqr i.on{background:#2c2c4a}
.cert-code{font-size:12px;color:var(--dim2);line-height:1.8;text-align:left}
.cert-code b{display:block;color:var(--gold);font-size:15px;letter-spacing:1px}
.confetti{position:absolute;top:-14px;left:0;width:100%;height:100%;pointer-events:none;overflow:hidden}
.confetti span{position:absolute;top:-16px;width:8px;height:8px;border-radius:2px;opacity:.9;animation:fall linear infinite}
@keyframes fall{to{transform:translateY(430px) rotate(360deg);opacity:0}}

/* ---------- Toast ---------- */
.toast-host{position:fixed;top:20px;left:50%;transform:translateX(-50%);z-index:200;display:flex;flex-direction:column;gap:10px;align-items:center;width:max-content;max-width:92vw}
.toast{
  background:rgba(28,28,48,.92);border:1px solid rgba(255,255,255,.14);color:#fff;
  padding:12px 22px;border-radius:999px;font-size:14px;font-weight:600;
  backdrop-filter:blur(12px);box-shadow:var(--shadow);
  opacity:0;transform:translateY(-14px) scale(.94);transition:.3s cubic-bezier(.16,1,.3,1);
}
.toast.show{opacity:1;transform:none}
.toast.success{border-color:rgba(61,220,151,.5);background:rgba(18,58,43,.95)}

/* ---------- 底部导航（移动端） ---------- */
.bottom-nav{
  position:fixed;left:0;right:0;bottom:0;z-index:60;display:none;
  background:rgba(12,12,24,.85);backdrop-filter:blur(18px);border-top:1px solid var(--border);
  padding:8px 6px calc(10px + env(safe-area-inset-bottom));
}
.bottom-nav .nav-item{flex:1;display:flex;flex-direction:column;align-items:center;gap:3px;padding:7px 0;border-radius:14px;font-size:10.5px;color:var(--dim);font-weight:700;transition:.2s}
.bottom-nav .nav-item .nav-ic{font-size:21px;line-height:1}
.bottom-nav .nav-item.active{color:var(--pink)}
.bottom-nav .nav-item.active .nav-ic{transform:translateY(-1px)}
.bottom-nav .cta-item.active{background:var(--grad);color:#fff;box-shadow:0 8px 22px rgba(255,93,162,.35)}
.bottom-nav .cta-item .nav-ic{font-size:23px}
.bottom-nav .cta-item{flex:1.2;margin:0 4px;background:rgba(255,93,162,.14);border:1px solid rgba(255,93,162,.3)}

/* =========================================================
   响应式
   ========================================================= */
@media (max-width:820px){
  .nav-links{display:none}
  .bottom-nav{display:flex}
  .main{padding-bottom:110px}
  .hero{padding:56px 0 40px}
  .stats{grid-template-columns:repeat(2,1fr)}
  .row2{grid-template-columns:1fr}
  .budget-row{grid-template-columns:1fr 100px 40px}
  .footer{padding-bottom:120px}
  .section{padding:32px 0}
}
@media (max-width:480px){
  .grid{grid-template-columns:1fr}
  .amounts{grid-template-columns:repeat(3,1fr)}
  .hstat{min-width:128px;padding:14px 18px}
  .cta-actions .btn{flex:1;min-width:150px}
}