/* ============================================================
   EcoJia · 商用级设计系统 v2
   科技感 · 玻璃态 · 渐变 · 微动效
   零依赖，直接双击 HTML 即可运行
   ============================================================ */
:root{
  /* 文字色阶 */
  --ink:#0d1b2a;       /* 主文字 深墨蓝 */
  --ink-2:#3d5466;     /* 次文字 */
  --ink-3:#7a8fa0;     /* 辅助 */
  --ink-4:#a8b8c4;     /* 占位 */

  /* 主色：科技青-翠绿渐变 */
  --brand:#0f7a5a;
  --brand-2:#12b886;
  --brand-3:#0ea5a1;   /* 科技青 */
  --brand-soft:#e9f7f2;
  --brand-glow:rgba(18,184,134,.25);

  /* 辅色：靛蓝（科技感） */
  --indigo:#4f46e5;
  --indigo-soft:#eef0ff;

  /* 功能色 */
  --accent:#ff6a3d;     /* 橙红 */
  --accent-soft:#fff1ec;
  --gold:#c8973f;       /* 金 */
  --gold-soft:#fbf3e2;
  --danger:#dc3545;
  --warn:#b7791f;
  --ok:#12b886;

  /* 界面基础 */
  --line:#e6edf2;
  --line-2:#f0f5f8;
  --bg:#f4f8fb;
  --bg-2:#eef4f8;
  --card:#ffffff;

  /* 几何与阴影 */
  --r:14px; --r-lg:20px; --r-xl:28px;
  --shadow-xs:0 1px 2px rgba(13,27,42,.04);
  --shadow-sm:0 2px 8px rgba(13,27,42,.05), 0 1px 2px rgba(13,27,42,.04);
  --shadow:0 4px 16px rgba(13,27,42,.06), 0 1px 3px rgba(13,27,42,.04);
  --shadow-lg:0 16px 40px rgba(13,27,42,.10), 0 4px 12px rgba(13,27,42,.06);
  --shadow-brand:0 8px 24px var(--brand-glow);

  --max:1180px;
  --grad-brand:linear-gradient(135deg,#0f7a5a 0%,#12b886 50%,#0ea5a1 100%);
  --grad-indigo:linear-gradient(135deg,#4f46e5,#7c3aed);
  --grad-hero:linear-gradient(135deg,#0a1f3a 0%,#0b3d2e 45%,#0f5d44 100%);
}

*{box-sizing:border-box}
html,body{margin:0;padding:0}
body{
  font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif;
  background:var(--bg); color:var(--ink); font-size:15px; line-height:1.65;
  -webkit-font-smoothing:antialiased; -moz-osx-font-smoothing:grayscale;
  background-image:
    radial-gradient(1200px 600px at 85% -10%, rgba(18,184,134,.08), transparent 60%),
    radial-gradient(900px 500px at -10% 20%, rgba(79,70,229,.06), transparent 60%),
    linear-gradient(180deg,#f7fafb 0%,#f1f6f9 100%);
  min-height:100vh;
}
::selection{background:var(--brand-glow);color:var(--ink)}
a{color:var(--brand);text-decoration:none;transition:color .2s}
a:hover{color:var(--brand-2);text-decoration:underline}
h1,h2,h3,h4{margin:0 0 .5em;line-height:1.3;letter-spacing:-.015em}
h1{font-size:32px} h2{font-size:22px} h3{font-size:16.5px} h4{font-size:14px}
p{margin:.5em 0}
small,.small{font-size:12.5px;color:var(--ink-3)}
.wrap{max-width:var(--max);margin:0 auto;padding:0 22px}
.muted{color:var(--ink-3)}
.center{text-align:center}
.row{display:flex;gap:14px;flex-wrap:wrap;align-items:center}
.between{display:flex;justify-content:space-between;align-items:center;gap:12px;flex-wrap:wrap}
.grid{display:grid;gap:16px}
.g2{grid-template-columns:repeat(2,1fr)}
.g3{grid-template-columns:repeat(3,1fr)}
.g4{grid-template-columns:repeat(4,1fr)}
@media(max-width:900px){.g3,.g4{grid-template-columns:repeat(2,1fr)}}
@media(max-width:620px){.g2,.g3,.g4{grid-template-columns:1fr}}

/* ===================== 顶栏：玻璃态 ===================== */
.topbar{
  position:sticky;top:0;z-index:50;
  background:rgba(255,255,255,.72);
  backdrop-filter:saturate(180%) blur(18px);
  -webkit-backdrop-filter:saturate(180%) blur(18px);
  border-bottom:1px solid rgba(13,27,42,.07);
  box-shadow:0 1px 0 rgba(255,255,255,.7) inset, 0 4px 20px rgba(13,27,42,.04);
}
.topbar .wrap{display:flex;align-items:center;gap:22px;height:66px}
@media(max-width:1080px){
  .topbar .wrap{height:auto;flex-wrap:wrap;padding-top:10px;padding-bottom:10px;gap:10px}
  .nav{order:3;width:100%;margin-left:0;justify-content:flex-start}
  .logo{flex:1}
}
.logo{display:flex;align-items:baseline;gap:8px;font-weight:800;font-size:20px;color:var(--ink);letter-spacing:-.02em}
.logo b{
  background:var(--grad-brand);
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.logo span{font-size:10.5px;font-weight:700;color:var(--ink-3);letter-spacing:.12em}
.nav{display:flex;gap:2px;margin-left:6px;flex:1;flex-wrap:wrap}
.nav a{
  padding:8px 13px;border-radius:10px;color:var(--ink-2);font-size:13.5px;font-weight:600;
  transition:all .2s;position:relative;
}
.nav a:hover{background:var(--brand-soft);color:var(--brand);text-decoration:none}
.nav a.on{
  background:var(--grad-brand);color:#fff;
  box-shadow:0 4px 12px var(--brand-glow);
}
.userbox{display:flex;align-items:center;gap:10px}
.avatar{
  width:36px;height:36px;border-radius:50%;
  background:var(--grad-brand);color:#fff;display:grid;place-items:center;
  font-weight:700;font-size:14px;
  box-shadow:0 2px 8px var(--brand-glow);
}
.badge{
  display:inline-flex;align-items:center;padding:2px 10px;border-radius:20px;
  font-size:11.5px;font-weight:700;background:var(--brand-soft);color:var(--brand);
  border:1px solid rgba(18,184,134,.18);
}
.badge.gold{background:var(--gold-soft);color:var(--gold);border-color:rgba(200,151,63,.25)}
.badge.orange{background:var(--accent-soft);color:var(--accent);border-color:rgba(255,106,61,.25)}
.badge.grey{background:#eef2f5;color:var(--ink-3);border-color:var(--line)}

/* ===================== 卡片 ===================== */
.card{
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--r-lg);padding:22px;
  box-shadow:var(--shadow-sm);display:block;
  transition:transform .3s cubic-bezier(.2,.7,.2,1), box-shadow .3s, border-color .3s;
}
.card:hover{box-shadow:var(--shadow);border-color:rgba(18,184,134,.22)}
.card.tight{padding:16px}

/* ===================== 按钮 ===================== */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:7px;
  padding:10px 20px;border-radius:12px;border:1px solid transparent;
  background:var(--grad-brand);color:#fff;font-size:14px;font-weight:600;
  cursor:pointer;font-family:inherit;
  box-shadow:0 4px 14px var(--brand-glow);
  transition:transform .15s, box-shadow .2s, filter .2s;
  position:relative;overflow:hidden;
}
.btn::after{
  content:"";position:absolute;top:0;left:-60%;width:40%;height:100%;
  background:linear-gradient(90deg,transparent,rgba(255,255,255,.35),transparent);
  transform:skewX(-20deg);transition:left .5s;
}
.btn:hover{transform:translateY(-1px);box-shadow:0 8px 22px var(--brand-glow);filter:brightness(1.05);text-decoration:none}
.btn:hover::after{left:120%}
.btn:active{transform:translateY(0)}
.btn.ghost{
  background:#fff;border-color:var(--line);color:var(--ink-2);
  box-shadow:var(--shadow-xs);
}
.btn.ghost:hover{background:var(--brand-soft);border-color:var(--brand-2);color:var(--brand);box-shadow:0 4px 12px var(--brand-glow)}
.btn.ghost::after{display:none}
.btn.orange{
  background:linear-gradient(135deg,#ff6a3d,#ff8c42);
  box-shadow:0 4px 14px rgba(255,106,61,.3);
}
.btn.orange:hover{box-shadow:0 8px 22px rgba(255,106,61,.35)}
.btn.sm{padding:7px 13px;font-size:12.5px;border-radius:9px}
.btn.block{width:100%}
.btn:disabled{opacity:.4;cursor:not-allowed;box-shadow:none;filter:none}
.btn:disabled:hover{transform:none}

.pill{
  display:inline-flex;gap:6px;align-items:center;padding:6px 13px;border-radius:20px;
  border:1px solid var(--line);background:#fff;font-size:12.5px;cursor:pointer;color:var(--ink-2);
  transition:all .2s;font-weight:600;
}
.pill:hover{border-color:var(--brand-2);color:var(--brand)}
.pill.on{background:var(--grad-brand);color:#fff;border-color:transparent;box-shadow:0 3px 10px var(--brand-glow)}

/* ===================== 表单 ===================== */
label{display:block;font-size:13px;font-weight:600;color:var(--ink-2);margin-bottom:6px}
input,select,textarea{
  width:100%;padding:11px 14px;border:1.5px solid var(--line);border-radius:11px;
  font-size:14px;font-family:inherit;color:var(--ink);background:#fff;
  transition:border-color .2s, box-shadow .2s;
}
input:focus,select:focus,textarea:focus{
  outline:none;border-color:var(--brand-2);
  box-shadow:0 0 0 4px rgba(18,184,134,.12);
}
textarea{resize:vertical}
.field{margin-bottom:16px}
.hint{font-size:12px;color:var(--ink-3);margin-top:5px}

/* ===================== 表格 ===================== */
table{width:100%;border-collapse:collapse;font-size:13.5px}
th,td{padding:11px 14px;text-align:left;border-bottom:1px solid var(--line-2);vertical-align:middle}
th{font-size:11.5px;text-transform:uppercase;letter-spacing:.05em;color:var(--ink-3);font-weight:700;background:var(--bg-2)}
tr:last-child td{border-bottom:none}
tr:hover td{background:rgba(18,184,134,.03)}
.num{font-variant-numeric:tabular-nums;font-weight:700}

/* ===================== 首页 Hero：科技深色 ===================== */
.hero{
  background:var(--grad-hero);color:#fff;padding:72px 0 60px;
  position:relative;overflow:hidden;
}
.hero::before{
  content:"";position:absolute;inset:0;
  background-image:
    linear-gradient(rgba(255,255,255,.04) 1px,transparent 1px),
    linear-gradient(90deg,rgba(255,255,255,.04) 1px,transparent 1px);
  background-size:44px 44px;
  mask-image:radial-gradient(ellipse at 50% 30%,#000 30%,transparent 75%);
  -webkit-mask-image:radial-gradient(ellipse at 50% 30%,#000 30%,transparent 75%);
}
.hero::after{
  content:"";position:absolute;right:-140px;top:-180px;width:560px;height:560px;border-radius:50%;
  background:radial-gradient(circle,rgba(18,184,134,.55),transparent 65%);
  filter:blur(10px);
}
.hero .glow2{position:absolute;left:-120px;bottom:-200px;width:480px;height:480px;border-radius:50%;background:radial-gradient(circle,rgba(79,70,229,.4),transparent 65%);filter:blur(10px)}
.hero h1{font-size:42px;max-width:680px;letter-spacing:-.025em;font-weight:800;line-height:1.18}
.hero h1 .grad{background:linear-gradient(90deg,#5eead4,#12b886,#a5f3fc);-webkit-background-clip:text;background-clip:text;color:transparent}
.hero p{color:#c3d4e0;max-width:600px;font-size:16.5px}
.hero .row{position:relative;z-index:2}
.kpi{
  background:rgba(255,255,255,.08);backdrop-filter:blur(8px);
  border:1px solid rgba(255,255,255,.15);border-radius:16px;padding:16px 20px;min-width:140px;
  transition:transform .3s, background .3s;
}
.kpi:hover{transform:translateY(-3px);background:rgba(255,255,255,.13)}
.kpi b{display:block;font-size:28px;font-variant-numeric:tabular-nums;font-weight:800}
.kpi small{color:#a9c0cf}

/* ===================== 任务卡 ===================== */
.task{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);padding:18px;
  transition:transform .3s cubic-bezier(.2,.7,.2,1), box-shadow .3s, border-color .3s;
  display:flex;flex-direction:column;gap:11px;position:relative;overflow:hidden;
}
.task::before{
  content:"";position:absolute;left:0;top:0;bottom:0;width:3px;background:var(--grad-brand);
  transform:scaleY(0);transform-origin:top;transition:transform .3s;
}
.task:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg);border-color:rgba(18,184,134,.3)}
.task:hover::before{transform:scaleY(1)}
.task .t{font-weight:700;font-size:15.5px;line-height:1.45;color:var(--ink)}
.task .meta{display:flex;gap:10px;flex-wrap:wrap;font-size:12px;color:var(--ink-3)}
.task .amt{color:var(--accent);font-weight:800;font-size:21px;font-variant-numeric:tabular-nums}
.task .foot{display:flex;justify-content:space-between;align-items:center;margin-top:auto;padding-top:12px;border-top:1px dashed var(--line)}
.rank{
  width:30px;height:30px;border-radius:9px;display:grid;place-items:center;
  font-weight:800;font-size:13px;background:var(--brand-soft);color:var(--brand);
}
.rank.top{background:linear-gradient(135deg,#ffb74d,#c8973f);color:#fff;box-shadow:0 4px 10px rgba(200,151,63,.35)}
.rank.top2{background:linear-gradient(135deg,#90a4ae,#546e7a);color:#fff}
.rank.top3{background:linear-gradient(135deg,#d7a175,#a0633a);color:#fff}

/* ===================== 页面头 ===================== */
.pagehead{padding:40px 0 14px}
.pagehead h1{font-size:28px;font-weight:800}
.pagehead p{color:var(--ink-3);max-width:760px}

/* ===================== 步骤 / 进度 ===================== */
.steps{display:flex;gap:10px;flex-wrap:wrap}
.step{
  flex:1;min-width:120px;border:1px solid var(--line);border-radius:12px;padding:12px 14px;
  font-size:12.5px;color:var(--ink-3);background:#fff;transition:all .25s;
}
.step b{display:block;color:var(--ink);font-size:13.5px;margin-bottom:2px}
.step.on{border-color:var(--brand-2);background:var(--brand-soft);box-shadow:0 3px 10px var(--brand-glow)}
.step.on b{color:var(--brand)}
.step.on::before{content:"";display:inline-block;width:6px;height:6px;border-radius:50%;background:var(--brand);margin-right:6px;vertical-align:middle}

.bar{height:10px;border-radius:20px;background:var(--line-2);overflow:hidden}
.bar i{
  display:block;height:100%;
  background:linear-gradient(90deg,#0f7a5a,#12b886,#0ea5a1);border-radius:20px;
  position:relative;transition:width .6s cubic-bezier(.2,.7,.2,1);
}
.bar i::after{
  content:"";position:absolute;inset:0;background:linear-gradient(90deg,transparent,rgba(255,255,255,.4),transparent);
  animation:shimmer 1.8s infinite;
}
@keyframes shimmer{0%{transform:translateX(-100%)}100%{transform:translateX(100%)}}

/* ===================== 提示条 ===================== */
.note{
  border-left:3px solid var(--brand-2);background:var(--brand-soft);
  padding:13px 16px;border-radius:0 12px 12px 0;font-size:13px;
}
.note.warn{border-color:var(--warn);background:#fdf6e7}
.note.orange{border-color:var(--accent);background:var(--accent-soft)}

/* ===================== 弹层 ===================== */
.mask{position:fixed;inset:0;background:rgba(13,27,42,.5);backdrop-filter:blur(4px);display:none;place-items:center;z-index:100;padding:20px}
.mask.open{display:grid;animation:fadeIn .2s}
.dialog{
  background:#fff;border-radius:var(--r-lg);padding:24px;max-width:460px;width:100%;
  box-shadow:0 30px 80px rgba(13,27,42,.28);
  animation:popUp .25s cubic-bezier(.2,.7,.2,1);
}
.toast{
  position:fixed;left:50%;bottom:36px;transform:translateX(-50%) translateY(20px);
  background:var(--ink);color:#fff;padding:12px 22px;border-radius:28px;font-size:14px;
  opacity:0;pointer-events:none;transition:.28s cubic-bezier(.2,.7,.2,1);z-index:200;
  box-shadow:0 10px 30px rgba(13,27,42,.3);
}
.toast.show{opacity:1;transform:translateX(-50%) translateY(0)}

/* ===================== 底部 ===================== */
footer{border-top:1px solid var(--line);margin-top:56px;padding:30px 0;color:var(--ink-3);font-size:12.5px;background:rgba(255,255,255,.6)}
footer .wrap{display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap}

/* ===================== 标签页 ===================== */
.tabs{display:flex;gap:4px;border-bottom:1px solid var(--line);margin-bottom:20px;flex-wrap:wrap;position:relative}
.tabs button{
  background:none;border:none;padding:11px 16px;font-size:14px;font-weight:600;color:var(--ink-3);
  cursor:pointer;border-bottom:2px solid transparent;font-family:inherit;transition:all .2s;
}
.tabs button:hover{color:var(--brand-2)}
.tabs button.on{color:var(--brand);border-bottom-color:var(--brand)}
.tabpane{display:none}
.tabpane.on{display:block;animation:fadeUp .35s cubic-bezier(.2,.7,.2,1)}

/* ===================== 排行榜 ===================== */
.lb-row{display:flex;align-items:center;gap:12px;padding:10px 0;border-bottom:1px dashed var(--line);font-size:13.5px}
.lb-row:last-child{border:none}
.lb-bar{height:7px;border-radius:7px;background:var(--grad-brand);opacity:.85}

/* ===================== 动画 ===================== */
@keyframes fadeUp{from{opacity:0;transform:translateY(12px)}to{opacity:1;transform:translateY(0)}}
@keyframes fadeIn{from{opacity:0}to{opacity:1}}
@keyframes popUp{from{opacity:0;transform:translateY(16px) scale(.96)}to{opacity:1;transform:translateY(0) scale(1)}}

/* 进入动画（给主要区块） */
.hero .wrap > *, .pagehead, .card, .task{animation:fadeUp .5s cubic-bezier(.2,.7,.2,1) both}
.hero .wrap > *{animation-delay:.05s}

/* 滚动平滑 */
html{scroll-behavior:smooth}

/* 减少动画（无障碍） */
@media (prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important}
  .bar i::after{display:none}
}