:root {
  --bg: #f1f4f0;
  --panel: #ffffff;
  --ink: #18221d;
  --muted: #68736d;
  --line: #dce4df;
  --accent: #176a50;
  --accent-soft: #e7f4ee;
  --blue: #2d5f8a;
  --warn: #ad652b;
  --danger: #a43f38;
  --shadow: 0 16px 45px rgba(25, 50, 36, 0.08);
  font-family: "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
}

* { box-sizing: border-box; }
[hidden] { display: none !important; }
body {
  margin: 0;
  min-height: 100vh;
  color: var(--ink);
  background:
    radial-gradient(circle at 10% 0%, #e4f2eb, transparent 34%),
    linear-gradient(180deg, #f8faf8, var(--bg));
}
button, input { font: inherit; }
button { cursor: pointer; }
.seller-shell { width: min(1240px, calc(100% - 36px)); margin: 0 auto; padding: 34px 0 70px; }
.seller-header, .panel-head, .operation-head, .customer-title, .dialog-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 18px;
}
h1, h2, h3, p { margin-top: 0; }
h1 { margin-bottom: 7px; font-size: clamp(1.75rem, 3vw, 2.45rem); }
h2 { margin-bottom: 0; }
h3 { margin-bottom: 0; font-size: 1.06rem; overflow-wrap: anywhere; }
.seller-header p, .form-note { color: var(--muted); margin-bottom: 0; }
.eyebrow { display: block; color: var(--accent); font-weight: 800; font-size: .7rem; letter-spacing: .12em; margin-bottom: 6px; }
.header-actions { display: flex; align-items: center; gap: 8px; color: var(--muted); font-size: .85rem; }
.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 38px;
  padding: 8px 13px;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: #fff;
  color: var(--ink);
  text-decoration: none;
  font-weight: 700;
  font-size: .86rem;
}
.button:hover { transform: translateY(-1px); box-shadow: 0 6px 15px rgba(0,0,0,.06); }
.button:disabled { opacity: .55; cursor: wait; transform: none; }
.button.primary { background: var(--accent); border-color: var(--accent); color: #fff; }
.button.accent { background: var(--blue); border-color: var(--blue); color: #fff; }
.button.danger { background: #fff2f0; color: var(--danger); border-color: #efc9c5; }
.button.ghost { background: rgba(255,255,255,.76); }
.summary-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; margin: 28px 0 18px; }
.summary-grid article { padding: 20px; border: 1px solid var(--line); border-radius: 16px; background: rgba(255,255,255,.82); box-shadow: var(--shadow); }
.summary-grid span { display: block; color: var(--muted); font-size: .82rem; }
.summary-grid strong { display: block; margin-top: 8px; font-size: 1.9rem; }
.customer-panel, .operation-card { border: 1px solid var(--line); border-radius: 18px; background: var(--panel); box-shadow: var(--shadow); padding: 22px; }
.operation-card { margin-bottom: 18px; border-color: #b9d8cb; background: linear-gradient(135deg, #f3fbf7, #fff); }
.operation-details { margin: 14px 0; }
.operation-details summary { color: var(--muted); cursor: pointer; font-size: .82rem; font-weight: 750; }
.operation-card pre { max-height: 260px; overflow: auto; padding: 15px; margin-bottom: 0; background: #17221d; color: #d7e9df; border-radius: 12px; white-space: pre-wrap; font-size: .8rem; line-height: 1.55; }
.status-pill, .mini-badge { display: inline-flex; align-items: center; border-radius: 999px; padding: 6px 9px; font-size: .75rem; font-weight: 750; border: 1px solid var(--line); background: #f4f6f4; white-space: nowrap; }
.status-pill.running { background: #fff4dd; border-color: #ead3a1; color: #82571d; }
.status-pill.completed, .mini-badge.good { background: var(--accent-soft); border-color: #b8d9cc; color: var(--accent); }
.status-pill.failed, .mini-badge.bad { background: #fff0ee; border-color: #efc7c3; color: var(--danger); }
.mini-badge.warn { background: #fff5e9; border-color: #edd2ad; color: var(--warn); }
.customer-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 16px; margin-top: 20px; }
.customer-card { border: 1px solid var(--line); border-radius: 15px; padding: 18px; background: #fcfdfc; }
.customer-badges, .card-actions { display: flex; gap: 7px; flex-wrap: wrap; }
.customer-badges { margin: 15px 0; }
.customer-card dl { display: grid; grid-template-columns: repeat(2, 1fr); gap: 10px; margin: 0 0 18px; }
.customer-card dl div { min-width: 0; }
.customer-card dt { color: var(--muted); font-size: .72rem; }
.customer-card dd { margin: 3px 0 0; font-weight: 700; font-size: .88rem; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.empty-state { text-align: center; color: var(--muted); padding: 60px 20px 40px; }
.empty-state strong { display: block; color: var(--ink); font-size: 1.15rem; margin-bottom: 7px; }
.page-message { min-height: 22px; margin-top: 12px; color: var(--accent); }
.page-message.bad { color: var(--danger); }
.credential-result { padding: 16px; border: 1px solid #efcf9d; border-radius: 12px; background: #fff7e9; }
.credential-result p { margin: 8px 0; }
.credential-result code { user-select: all; font-weight: 800; }
.credential-result small { display: block; color: var(--muted); margin-top: 10px; }
dialog { width: min(720px, calc(100% - 28px)); border: 0; padding: 0; border-radius: 18px; box-shadow: 0 30px 90px rgba(15,31,22,.3); }
dialog::backdrop { background: rgba(17, 31, 24, .48); backdrop-filter: blur(3px); }
.dialog-card { padding: 24px; }
.icon-button { border: 0; background: transparent; font-size: 1.7rem; color: var(--muted); }
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 15px; margin-top: 20px; }
.form-grid label, .signin-card label { display: grid; gap: 7px; font-weight: 700; font-size: .86rem; }
.form-grid .wide { grid-column: 1 / -1; }
input { width: 100%; border: 1px solid #cad5cf; border-radius: 10px; padding: 10px 11px; background: #fff; color: var(--ink); }
input:focus { outline: 3px solid rgba(23,106,80,.14); border-color: var(--accent); }
.check-row { display: flex; align-items: center; gap: 9px; margin-top: 16px; font-weight: 700; }
.check-row input { width: auto; }
.form-note { margin-top: 14px; font-size: .82rem; line-height: 1.55; }
.dialog-actions { display: flex; justify-content: flex-end; gap: 9px; margin-top: 22px; }
.signin-page { display: grid; place-items: center; padding: 28px; }
.signin-card { width: min(430px, 100%); padding: 30px; border: 1px solid var(--line); border-radius: 18px; background: #fff; box-shadow: var(--shadow); }
.signin-card form { display: grid; gap: 15px; margin: 24px 0 14px; }
.signin-card small { color: var(--muted); }
@media (max-width: 820px) {
  .summary-grid { grid-template-columns: repeat(2, 1fr); }
  .customer-grid { grid-template-columns: 1fr; }
  .seller-header { flex-direction: column; }
  .header-actions { width: 100%; flex-wrap: wrap; }
}
@media (max-width: 520px) {
  .seller-shell { width: min(100% - 20px, 1240px); padding-top: 20px; }
  .summary-grid { gap: 9px; }
  .summary-grid article { padding: 15px; }
  .customer-panel, .operation-card { padding: 15px; border-radius: 14px; }
  .panel-head, .customer-title, .dialog-head { gap: 10px; }
  .form-grid { grid-template-columns: 1fr; }
  .form-grid .wide { grid-column: auto; }
  .customer-card dl { grid-template-columns: 1fr 1fr; }
  .card-actions .button { flex: 1 1 auto; }
}