:root {
  --accent: #256b65; --accent-light: #79a8a3;
  --bg: #f4f6f5; --card: #ffffff;
  --text: #1d2935; --text-muted: #687783;
  --border: #dce4e1; --border-light: #eef2f0;
  --success: #24745f; --danger: #b94b4b; --warning: #ae751c;
}
* { margin:0; padding:0; box-sizing:border-box; }
[v-cloak] { display:none !important; }
body {
  font-family: -apple-system,"PingFang SC","Microsoft YaHei",sans-serif;
  background:linear-gradient(180deg,#f8faf9 0,#f4f6f5 45%,#eef2f0 100%); color:var(--text); min-height:100vh;
  padding-bottom:72px; -webkit-tap-highlight-color:transparent;
  -webkit-font-smoothing:antialiased;
}

.toast {
  position:fixed; top:16px; left:50%; transform:translateX(-50%);
  padding:10px 24px; font-size:14px; z-index:9999;
  opacity:0; pointer-events:none; max-width:90%; color:#fff;
  transition:opacity 0.2s;
}
.toast.show { opacity:1; }
.toast.success { background:var(--success); }
.toast.error { background:var(--danger); }
.toast.info { background:var(--accent); }

.auth-page {
  min-height:100vh; display:flex; flex-direction:column;
  align-items:center; justify-content:center; padding:48px 24px;
  background:var(--bg);
}
.auth-box { background:rgba(255,255,255,.95); border:1px solid rgba(220,228,225,.9); border-radius:18px; box-shadow:0 18px 48px rgba(27,48,43,.10); padding:40px 32px; width:100%; max-width:420px; }
.auth-box h1 { text-align:center; font-size:20px; font-weight:700; margin-bottom:4px; }
.auth-box .subtitle { text-align:center; color:var(--text-muted); margin-bottom:36px; font-size:14px; }
.auth-tabs { display:flex; margin-bottom:32px; }
.auth-tab { flex:1; padding:10px 0; text-align:center; cursor:pointer; font-size:14px; font-weight:500; border:none; background:none; color:var(--text-muted); border-bottom:2px solid var(--border-light); }
.auth-tab.active { color:var(--accent); font-weight:700; border-bottom-color:var(--accent); }

.app-header {
  background:var(--card); border-bottom:1px solid var(--border);
  padding:16px max(24px,calc((100% - 980px)/2)); position:sticky; top:0; z-index:100;
  display:flex; align-items:center; justify-content:space-between;
}
.app-header h1 { font-size:16px; font-weight:750; letter-spacing:.02em; color:var(--accent); }
.app-header .header-right { display:flex; align-items:center; gap:14px; }
.app-header .user-badge { font-size:13px; font-weight:500; cursor:pointer; color:var(--text-muted); }
.admin-badge { font-size:10px; background:var(--accent); color:#fff; padding:2px 10px; font-weight:600; }

.tab-bar {
  position:fixed; bottom:0; left:50%; transform:translateX(-50%);
  max-width:980px; width:calc(100% - 24px); background:rgba(255,255,255,.96);
  display:flex; border:1px solid var(--border); border-radius:14px 14px 0 0; z-index:100; box-shadow:0 -6px 24px rgba(32,52,47,.08);
  padding-bottom:env(safe-area-inset-bottom);
}
.tab-item {
  flex:1; text-align:center; padding:10px 0 6px; cursor:pointer;
  color:var(--text-muted); font-size:11px; transition:color 0.15s;
  user-select:none; text-decoration:none;
}
.tab-item .tab-icon { font-size:20px; display:block; margin-bottom:2px; }
.tab-item.active { color:var(--accent); font-weight:600; }

.page { padding:28px 24px 104px; max-width:980px; margin:0 auto; }

.card { background:var(--card); border:1px solid var(--border); border-radius:14px; padding:22px; margin-bottom:16px; box-shadow:0 4px 16px rgba(31,52,46,.035); }
.card-title { font-size:13px; font-weight:700; margin-bottom:16px; text-transform:uppercase; letter-spacing:0.06em; color:var(--text-muted); }

.btn {
  display:inline-flex; align-items:center; justify-content:center; gap:6px;
  padding:13px 20px; border:none; border-radius:10px; font-size:14px; font-weight:650;
  cursor:pointer; transition:transform 0.15s,box-shadow 0.15s,opacity 0.15s; width:100%;
}
.btn:active { opacity:0.85; transform:translateY(1px); }
.btn-primary:hover:not(:disabled) { box-shadow:0 7px 16px rgba(37,107,101,.20); transform:translateY(-1px); }
.btn-primary { background:var(--accent); color:#fff; }
.btn-primary:disabled { opacity:0.3; cursor:not-allowed; }
.btn-danger { background:none; color:var(--danger); border:1px solid var(--danger); }
.btn-success { background:none; color:var(--success); border:1px solid var(--success); }
.btn-sm { padding:8px 16px; font-size:12px; width:auto; }
.btn-link { background:none; color:var(--accent); font-weight:500; font-size:13px; width:auto; padding:4px 0; }

input, select, textarea {
  width:100%; padding:13px 14px; border:1px solid var(--border); border-radius:9px;
  font-size:14px; outline:none; transition:border-color 0.15s,box-shadow 0.15s;
  font-family:inherit; background:var(--card); color:var(--text);
}
input:focus, select:focus, textarea:focus { border-color:var(--accent); box-shadow:0 0 0 3px rgba(37,107,101,.12); }
select { appearance:none; background:var(--card) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%236b7280' d='M6 8L1 3h10z'/%3E%3C/svg%3E") no-repeat right 12px center; padding-right:36px; }
textarea { resize:vertical; min-height:80px; }
.form-group { margin-bottom:20px; }
.form-group label { display:block; font-size:12px; font-weight:600; margin-bottom:6px; text-transform:uppercase; letter-spacing:0.04em; color:var(--text-muted); }
.char-count { text-align:right; font-size:12px; margin-top:6px; }
.char-count.valid { color:var(--success); }
.char-count.invalid { color:var(--danger); }

.medal-grid { display:grid; grid-template-columns:repeat(4,1fr); gap:8px; margin-bottom:16px; }
.medal-card {
  background:#fbfcfc; border:1px solid var(--border); border-radius:10px; padding:14px 6px; text-align:center; cursor:pointer;
  transition:background 0.12s,border-color 0.12s,transform .12s;
}
.medal-card:active { background:var(--border-light); transform:scale(.98); }
.medal-card.selected { background:#eff7f5; border-color:var(--accent); box-shadow:inset 0 0 0 1px var(--accent); }
.medal-card.selected .icon { filter:none; }
.medal-card.selected .name { color:var(--accent); }
.medal-card .icon { font-size:26px; display:block; }
.medal-card .name { font-size:11px; margin-top:4px; font-weight:500; color:var(--text-muted); }

.remain-bar { display:flex; gap:6px; margin:12px 0 16px; }
.remain-dot { width:14px; height:8px; border-radius:999px; background:var(--border-light); }
.remain-dot.used { background:var(--accent-light); }
.remain-dot.remain { background:var(--accent); }

.rank-item { display:flex; align-items:center; padding:14px 0; border-bottom:1px solid var(--border-light); }
.rank-item:last-child { border-bottom:none; }
.rank-num { width:28px; height:28px; display:flex; align-items:center; justify-content:center; font-weight:700; font-size:13px; margin-right:14px; flex-shrink:0; border-radius:50%; background:var(--border-light); color:var(--text-muted); }
.rank-num.r1 { background:var(--accent); color:#fff; }
.rank-num.r2 { background:var(--accent-light); color:#fff; }
.rank-num.r3 { background:#e5e7eb; color:var(--text); }
.rank-info { flex:1; }
.rank-name { font-weight:600; font-size:15px; }
.rank-dept { font-size:12px; color:var(--text-muted); margin-top:2px; }
.rank-count { font-weight:700; font-size:18px; color:var(--accent); }

.modal-overlay { position:fixed; inset:0; background:rgba(0,0,0,0.25); z-index:200; display:flex; align-items:center; justify-content:center; }
.modal-card { background:var(--card); border:1px solid var(--border); border-radius:16px; box-shadow:0 22px 56px rgba(0,0,0,.18); padding:32px 24px; width:320px; text-align:center; }

.tag { display:inline-block; padding:2px 10px; font-size:11px; font-weight:600; }
.medal-tags { display:flex; flex-wrap:wrap; gap:6px; margin-top:10px; }
.medal-tag { background:#f1f5f3; border-radius:999px; padding:5px 10px; font-size:13px; }
.loading { text-align:center; padding:64px; color:var(--text-muted); }
.empty { text-align:center; padding:40px; color:var(--text-muted); font-size:14px; }

.flex { display:flex; align-items:center; gap:8px; }
.flex-between { display:flex; justify-content:space-between; align-items:center; }
.text-sm { font-size:12px; color:var(--text-muted); }
.mt-8 { margin-top:8px; }
.mt-12 { margin-top:12px; }

.admin-table { width:100%; border-collapse:collapse; font-size:13px; }
.admin-table th, .admin-table td { padding:12px 10px; border-bottom:1px solid var(--border-light); text-align:left; }
.admin-table th { font-weight:600; color:var(--text-muted); font-size:11px; text-transform:uppercase; letter-spacing:0.05em; }
.stat-grid { display:grid; grid-template-columns:repeat(2,1fr); gap:10px; background:transparent; border:none; }
.stat-box { background:#f8fbfa; border:1px solid var(--border); border-radius:12px; padding:18px; text-align:left; }
.stat-box .num { font-size:30px; font-weight:750; color:var(--accent); }
.stat-box .label { font-size:12px; color:var(--text-muted); margin-top:4px; text-transform:uppercase; letter-spacing:0.05em; }

.role-admin { color:var(--accent); font-weight:700; }
.role-user { color:var(--text-muted); }
.role-select { font:inherit; font-size:13px; border:none; background:transparent; color:var(--text); cursor:pointer; min-width:72px; padding:4px 20px 4px 0; }

.tab-item-sm { flex:1; padding:8px; border:none; font-size:13px; cursor:pointer; background:transparent; border-bottom:2px solid var(--border-light); color:var(--text-muted); transition:all 0.15s; white-space:nowrap; }
.tab-item-sm.active { border-bottom-color:var(--accent); color:var(--accent); font-weight:700; }

@media (max-width:380px) {
  .medal-card .icon { font-size:22px; }
  .medal-card .name { font-size:10px; }
}
@media (min-width:720px) {
  body { padding-bottom:32px; }
  .app-header { min-height:68px; }
  .tab-bar {
    position:fixed; top:88px; bottom:auto; left:max(24px,calc(50% - 490px)); transform:none;
    width:180px; min-width:0; flex-direction:column; padding:8px; border-radius:14px;
    box-shadow:0 8px 26px rgba(32,52,47,.08);
  }
  .tab-item { display:flex; align-items:center; gap:10px; text-align:left; padding:10px 12px; border-radius:9px; }
  .tab-item .tab-icon { margin:0; width:24px; flex:0 0 24px; text-align:center; font-size:18px; }
  .tab-item.active { background:#edf6f4; }
  .page { max-width:980px; padding:34px 24px 40px 220px; }
  .medal-grid { grid-template-columns:repeat(6,1fr); }
  .stat-grid { grid-template-columns:repeat(4,1fr); }
  .admin-table { font-size:14px; }
}
@media (max-width:719px) {
  .app-header { padding:14px 16px; }
  .app-header .header-right { gap:8px; }
  .app-header .header-right > span:first-child { display:none; }
  .page { padding:20px 14px 94px; }
  .card { border-radius:12px; padding:18px; margin-bottom:12px; }
  .medal-grid { grid-template-columns:repeat(4,1fr); }
  .admin-table { font-size:12px; }
  .admin-table th, .admin-table td { padding:10px 6px; }
  .role-select { min-width:64px; }
}