/* ==========================================================================
   七色花 · 设计系统（每页共用）  static/app.css
   2026-09-20 v1.0
   ========================================================================== */
:root{
  --brand:#7c3aed; --brand2:#6366f1; --brand-soft:#f3efff;
  --bg:#f5f6fa; --card:#fff; --border:#e8e8f0;
  --text:#1f1f2e; --text2:#5a5a72; --text3:#9a9ab0;
  --ok:#2e7d32; --warn:#ef6c00; --bad:#c62828;
  --radius:14px; --shadow:0 2px 12px rgba(20,20,60,.06);
  --maxw:1080px;
}
*{box-sizing:border-box}
body{margin:0;background:var(--bg);color:var(--text);
  font-family:-apple-system,"PingFang SC","Microsoft YaHei","Noto Sans CJK SC",sans-serif;
  font-size:14px;line-height:1.6}
a{color:var(--brand);text-decoration:none}
h1,h2,h3{margin:0 0 .6rem;line-height:1.35}
h2{font-size:1.05rem}h3{font-size:.94rem}

/* ---------- 顶栏 ---------- */
.topbar{position:sticky;top:0;z-index:50;background:linear-gradient(120deg,var(--brand),var(--brand2));
  color:#fff;box-shadow:0 2px 14px rgba(80,40,180,.18)}
.topbar-in{max-width:var(--maxw);margin:0 auto;padding:.55rem 1rem;
  display:flex;align-items:center;gap:1rem;flex-wrap:wrap}
.brand{font-weight:800;font-size:1.02rem;letter-spacing:.2px;white-space:nowrap;color:#fff}
.brand small{display:block;font-weight:500;font-size:.66rem;opacity:.8;letter-spacing:0}
.nav{display:flex;gap:.15rem;flex-wrap:wrap;flex:1}
.nav a{color:rgba(255,255,255,.82);padding:.34rem .68rem;border-radius:9px;font-size:.84rem;
  white-space:nowrap;transition:.16s}
.nav a:hover{background:rgba(255,255,255,.16);color:#fff}
.nav a.on{background:rgba(255,255,255,.96);color:var(--brand);font-weight:700}
.nav .grp{display:flex;align-items:center;gap:.1rem;padding-right:.5rem;margin-right:.3rem;
  border-right:1px solid rgba(255,255,255,.22)}
.nav .grp:last-child{border-right:0}
.nav .gt{font-size:.64rem;opacity:.6;padding:0 .25rem;letter-spacing:.5px}
.auth{display:flex;align-items:center;gap:.5rem;font-size:.8rem;white-space:nowrap}
.auth .who{opacity:.92}
.auth button{background:rgba(255,255,255,.94);color:var(--brand);border:0;border-radius:999px;
  padding:.24rem .78rem;font-size:.77rem;font-weight:700;cursor:pointer}
.auth button.ghost{background:transparent;color:#fff;border:1px solid rgba(255,255,255,.5)}

/* ---------- 布局 ---------- */
.page{max-width:var(--maxw);margin:0 auto;padding:1.2rem 1rem 3rem}
.ph{margin:.2rem 0 1rem}
.ph h1{font-size:1.35rem;font-weight:800;margin-bottom:.15rem}
.ph p{margin:0;color:var(--text3);font-size:.82rem}
.card{background:var(--card);border-radius:var(--radius);box-shadow:var(--shadow);
  padding:1.3rem 1.4rem;margin-bottom:1rem}
.card>h2:first-child{margin-top:0}
.row{display:flex;flex-wrap:wrap;gap:.6rem;align-items:center;margin-bottom:.8rem}
.row.tight{gap:.4rem}
.grid{display:grid;gap:.8rem}
.g2{grid-template-columns:repeat(auto-fit,minmax(280px,1fr))}
.g3{grid-template-columns:repeat(auto-fit,minmax(190px,1fr))}
.spread{display:flex;justify-content:space-between;align-items:center;gap:1rem;flex-wrap:wrap}

/* ---------- 组件 ---------- */
.btn{background:var(--brand);color:#fff;border:0;border-radius:10px;padding:.44rem 1rem;
  font-size:.83rem;font-weight:700;cursor:pointer;transition:.16s}
.btn:hover{filter:brightness(1.08)}
.btn:disabled{opacity:.55;cursor:not-allowed}
.btn.ghost{background:var(--brand-soft);color:var(--brand)}
.btn.line{background:#fff;color:var(--text2);border:1px solid var(--border)}
.btn.danger{background:#fdecea;color:var(--bad)}
.btn.sm{padding:.24rem .62rem;font-size:.75rem;border-radius:8px}
.in,select.in,textarea.in{padding:.44rem .62rem;border:1px solid var(--border);border-radius:10px;
  font-size:.84rem;background:#fff;min-width:120px;font-family:inherit;color:var(--text)}
.in:focus{outline:2px solid var(--brand-soft);border-color:var(--brand)}
label.lb{font-size:.76rem;color:var(--text3);display:block;margin-bottom:.2rem}
table.tbl{width:100%;border-collapse:collapse;font-size:.82rem}
table.tbl th,table.tbl td{padding:.5rem .55rem;border-bottom:1px solid #f1f1f6;text-align:left;
  vertical-align:middle}
table.tbl th{color:var(--text3);font-weight:600;font-size:.75rem;white-space:nowrap}
table.tbl tbody tr:hover{background:#fafaff}
table.tbl td.nowrap,table.tbl th.nowrap{white-space:nowrap}
.scroll{overflow-x:auto}
.tile{background:var(--brand-soft);border-radius:12px;padding:.75rem .95rem}
.tile .v{font-size:1.35rem;font-weight:800;color:var(--brand);line-height:1.2}
.tile .k{font-size:.72rem;color:var(--text3);margin-top:.15rem}
.badge{display:inline-block;padding:.1rem .5rem;border-radius:999px;font-size:.7rem;font-weight:700}
.badge.ok{background:#e7f6e7;color:var(--ok)}
.badge.warn{background:#fff4e5;color:var(--warn)}
.badge.bad{background:#fdecea;color:var(--bad)}
.badge.gray{background:#f0f0f5;color:var(--text2)}
.tag{display:inline-block;padding:.08rem .45rem;border-radius:6px;font-size:.68rem;
  background:#f0f0f5;color:var(--text2);margin-right:.2rem}
.note{font-size:.75rem;color:var(--text3);line-height:1.7}
.hint{font-size:.75rem;color:var(--text3);background:#fafaff;border-left:3px solid var(--brand-soft);
  padding:.5rem .7rem;border-radius:0 8px 8px 0;margin-top:.6rem;line-height:1.7}
.empty{padding:2rem 1rem;text-align:center;color:var(--text3);font-size:.85rem}
.loading{padding:1.5rem;text-align:center;color:var(--text3);font-size:.85rem}
.kv{display:flex;justify-content:space-between;font-size:.8rem;padding:.2rem 0;
  border-bottom:1px dashed #f2f2f7}
.kv:last-child{border-bottom:0}
.imgbox{display:block;margin:.6rem auto 0;max-width:100%;height:auto;border-radius:10px;
  border:1px solid var(--border);background:#fff}
.pill{display:inline-flex;align-items:center;gap:.3rem;padding:.12rem .55rem;border-radius:999px;
  font-size:.72rem;background:#f0f0f5;color:var(--text2)}

/* ---------- 覆盖层 ---------- */
.ov{position:fixed;inset:0;background:rgba(20,20,40,.45);z-index:9999;display:none;
  align-items:center;justify-content:center;padding:1rem}
.ov.on{display:flex}
.ov .box{background:#fff;border-radius:16px;padding:1.3rem 1.4rem;width:min(94vw,420px);
  box-shadow:0 20px 60px rgba(0,0,0,.3);max-height:90vh;overflow:auto}
.ov .box.wide{width:min(96vw,720px)}

/* ---------- 提示 ---------- */
#toast{position:fixed;left:50%;bottom:2rem;transform:translateX(-50%) translateY(1rem);
  background:rgba(30,30,50,.94);color:#fff;padding:.6rem 1.1rem;border-radius:10px;font-size:.84rem;
  opacity:0;pointer-events:none;transition:.25s;z-index:99999;max-width:90vw}
#toast.on{opacity:1;transform:translateX(-50%) translateY(0)}

@media (max-width:760px){
  .topbar-in{padding:.5rem .7rem;gap:.5rem}
  .brand small{display:none}
  .nav{order:3;width:100%;overflow-x:auto;flex-wrap:nowrap;padding-bottom:.15rem}
  .nav .gt{display:none}
  .page{padding:1rem .7rem 2.5rem}
  .card{padding:1rem}
}