:root {
  --bg: #0f1117;
  --bg-card: #181b24;
  --bg-card-2: #1f2330;
  --border: #2a2f3d;
  --text: #e6e8ee;
  --muted: #8b91a3;
  --primary: #4f7cff;
  --primary-hover: #3d6bf0;
  --green: #34c77b;
  --red: #ef5b5b;
  --yellow: #f5a623;
  --radius: 12px;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", Roboto, sans-serif;
  background: var(--bg);
  color: var(--text);
  font-size: 14px;
}

.muted { color: var(--muted); }
.small { font-size: 12px; }
.spacer { flex: 1; }

/* ---------- 登录 ---------- */
.login-wrap {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
}
.login-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 32px;
  width: 320px;
  text-align: center;
}
.login-card h1 { font-size: 20px; margin: 0 0 4px; }
.login-card input {
  width: 100%;
  margin: 16px 0;
}
.error-text { color: var(--red); margin-top: 12px; }

/* ---------- 顶栏 ---------- */
.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 24px;
  background: var(--bg-card);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 10;
}
.brand { display: flex; align-items: center; gap: 10px; font-size: 17px; font-weight: 600; }
.brand .logo { font-size: 22px; }
.topbar-actions { display: flex; align-items: center; gap: 12px; }
.poll-info { color: var(--green); font-size: 12px; }
.poll-info.off { color: var(--muted); }

/* ---------- 容器 ---------- */
.container { max-width: 1200px; margin: 0 auto; padding: 24px; }
.toolbar { display: flex; align-items: center; justify-content: space-between; margin-bottom: 16px; }
.toolbar h2 { font-size: 16px; margin: 0; }
.count {
  display: inline-block;
  background: var(--bg-card-2);
  color: var(--muted);
  border-radius: 10px;
  padding: 1px 8px;
  font-size: 12px;
  margin-left: 4px;
}
.empty {
  background: var(--bg-card);
  border: 1px dashed var(--border);
  border-radius: var(--radius);
  padding: 40px;
  text-align: center;
  color: var(--muted);
}

/* ---------- 卡片 ---------- */
.grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 16px;
}
.card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 16px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  transition: border-color .15s;
}
.card.low { border-color: var(--red); }
.card.error { border-color: var(--yellow); }
.card.disabled { opacity: .55; }
.card-head { display: flex; align-items: flex-start; justify-content: space-between; }
.card-title { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }
.card-title .name { font-weight: 600; font-size: 15px; }

.badge {
  font-size: 11px;
  padding: 2px 7px;
  border-radius: 6px;
  background: var(--bg-card-2);
  color: var(--muted);
}
.badge-sub2api { background: rgba(79,124,255,.15); color: #7fa0ff; }
.badge-newapi { background: rgba(52,199,123,.15); color: #4fd99b; }
.badge-claude-code-hub { background: rgba(217,119,87,.16); color: #e08b63; }
.badge-off { background: rgba(239,91,91,.12); color: var(--red); }

.card-body { min-height: 78px; display: flex; align-items: center; }
.balance-block { width: 100%; }
.balance-main { display: flex; align-items: baseline; gap: 6px; }
.balance-num { font-size: 30px; font-weight: 700; letter-spacing: -.5px; }
.balance-num.low { color: var(--red); }
.balance-unit { color: var(--muted); font-size: 14px; }
.balance-sub { margin-top: 2px; font-size: 12px; }
.low-tag { color: var(--red); margin-left: 6px; }

.progress {
  height: 6px;
  background: var(--bg-card-2);
  border-radius: 4px;
  overflow: hidden;
  margin: 10px 0 6px;
}
.progress-bar { height: 100%; background: var(--primary); border-radius: 4px; transition: width .3s; }
.progress-bar.low { background: var(--red); }
.kv { display: flex; gap: 8px; font-size: 12px; flex-wrap: wrap; }

.err-block { display: flex; align-items: center; gap: 8px; color: var(--yellow); }
.err-msg { font-size: 13px; word-break: break-all; }
.no-data { width: 100%; text-align: center; }

.card-foot { display: flex; align-items: center; justify-content: space-between; border-top: 1px solid var(--border); padding-top: 10px; }
.card-actions { display: flex; gap: 4px; }

/* ---------- 按钮 ---------- */
.btn {
  background: var(--bg-card-2);
  color: var(--text);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 7px 14px;
  cursor: pointer;
  font-size: 13px;
  transition: background .15s, border-color .15s;
}
.btn:hover { border-color: var(--primary); }
.btn.primary { background: var(--primary); border-color: var(--primary); color: #fff; }
.btn.primary:hover { background: var(--primary-hover); }
.btn:disabled { opacity: .5; cursor: not-allowed; }
.icon-btn {
  background: transparent;
  border: none;
  color: var(--muted);
  cursor: pointer;
  font-size: 15px;
  padding: 4px 6px;
  border-radius: 6px;
}
.icon-btn:hover { background: var(--bg-card-2); color: var(--text); }
.icon-btn.danger:hover { color: var(--red); }
.icon-btn:disabled { opacity: .5; cursor: not-allowed; }

/* ---------- 输入 ---------- */
input, select, textarea {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 8px 10px;
  color: var(--text);
  font-size: 13px;
  font-family: inherit;
}
input:focus, select:focus, textarea:focus { outline: none; border-color: var(--primary); }
textarea { resize: vertical; }

/* ---------- 弹窗 ---------- */
.modal-mask {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,.6);
  display: flex;
  align-items: flex-start;
  justify-content: center;
  padding: 40px 16px;
  overflow-y: auto;
  z-index: 100;
}
.modal {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
  width: 440px;
  max-width: 100%;
}
.modal.wide { width: 640px; }
.modal h3 { margin: 0 0 16px; font-size: 17px; }
.form { display: flex; flex-direction: column; gap: 6px; }
.form label { font-size: 12px; color: var(--muted); margin-top: 8px; }
.form label.checkbox { display: flex; align-items: center; gap: 8px; color: var(--text); margin-top: 12px; cursor: pointer; }
.form label.checkbox input { width: auto; }
.hint { margin: 2px 0 0; font-size: 11px; }
.modal-foot { display: flex; align-items: center; gap: 8px; margin-top: 20px; }

.test-result { margin-top: 12px; padding: 10px; border-radius: 8px; font-size: 13px; }
.test-result.ok { background: rgba(52,199,123,.12); color: var(--green); }
.test-result.fail { background: rgba(239,91,91,.12); color: var(--red); word-break: break-all; }

/* ---------- 设置 ---------- */
.settings-section { border-top: 1px solid var(--border); padding-top: 16px; margin-top: 16px; }
.settings-section:first-of-type { border-top: none; padding-top: 0; margin-top: 0; }
.settings-section h4 { margin: 0 0 12px; font-size: 14px; }
.section-head { display: flex; align-items: center; justify-content: space-between; margin-bottom: 12px; }
.form-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; margin-bottom: 12px; }
.form-grid label { font-size: 12px; color: var(--muted); display: block; margin-bottom: 4px; }
.form-grid input, .form-grid select { width: 100%; }
.form-row { display: flex; gap: 20px; margin-bottom: 12px; flex-wrap: wrap; }
.form-row .checkbox { display: flex; align-items: center; gap: 6px; cursor: pointer; }

.channel-form {
  background: var(--bg-card-2);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 14px;
  margin-bottom: 14px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.channel-form label { font-size: 12px; color: var(--muted); margin-top: 6px; }
.channel-form .checkbox { display: flex; align-items: center; gap: 6px; color: var(--text); }
.channel-form-foot { display: flex; justify-content: flex-end; gap: 8px; margin-top: 12px; }

.channel-table { width: 100%; border-collapse: collapse; }
.channel-table th, .channel-table td { text-align: left; padding: 8px; border-bottom: 1px solid var(--border); font-size: 13px; }
.channel-table th { color: var(--muted); font-weight: 500; }
.row-actions { display: flex; gap: 2px; }
.dot { display: inline-block; width: 8px; height: 8px; border-radius: 50%; margin-right: 6px; }
.dot.on { background: var(--green); }
.dot.off { background: var(--muted); }

/* ---------- toast ---------- */
.toast {
  position: fixed;
  bottom: 24px;
  left: 50%;
  transform: translateX(-50%);
  padding: 10px 20px;
  border-radius: 8px;
  font-size: 13px;
  z-index: 200;
  box-shadow: 0 4px 16px rgba(0,0,0,.4);
}
.toast.success { background: var(--green); color: #06281a; }
.toast.error { background: var(--red); color: #2a0a0a; }
.toast.info { background: var(--bg-card-2); color: var(--text); border: 1px solid var(--border); }

@media (max-width: 560px) {
  .form-grid { grid-template-columns: 1fr; }
  .topbar { flex-direction: column; gap: 10px; align-items: stretch; }
}