:root {
  --bg: #0d1117;
  --panel: #161b22;
  --panel-2: #1c2128;
  --border: #21262d;
  --border-light: #30363d;
  --text: #e6edf3;
  --muted: #8b949e;
  --accent: #1f6feb;
  --accent-hover: #388bfd;
  --green: #238636;
  --green-text: #7ee787;
  --red: #da3633;
  --red-text: #ff7b72;
}

* { box-sizing: border-box; }

/* 作者样式（如 .auth-field{display:flex}）会盖掉 UA 的 [hidden]{display:none}，必须显式兜底 */
[hidden] { display: none !important; }

html, body { margin: 0; padding: 0; }

body {
  background: var(--bg);
  color: var(--text);
  font: 14px/1.5 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}

/* ---------------- topbar / tabs ---------------- */

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 8px;
  padding: 10px 24px;
  background: var(--panel);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 10;
}

.topbar h1 {
  margin: 0;
  font-size: 17px;
  font-weight: 600;
  letter-spacing: 0.2px;
}

.tabs { display: flex; gap: 4px; }

.tab {
  background: transparent;
  border: 1px solid transparent;
  color: var(--muted);
  padding: 7px 16px;
  border-radius: 6px;
  cursor: pointer;
  font-size: 14px;
}

.tab:hover { color: var(--text); }

.tab.active {
  background: var(--panel-2);
  color: var(--text);
  border-color: var(--border-light);
}

/* ---------------- layout ---------------- */

main {
  max-width: 1120px;
  margin: 0 auto;
  padding: 24px;
}

.view-head {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 16px;
}

.view-head h2 {
  margin: 0;
  font-size: 16px;
  font-weight: 600;
}

.view h3 {
  margin: 20px 0 8px;
  font-size: 13px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.4px;
  color: var(--muted);
}

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

/* ---------------- buttons ---------------- */

.btn {
  background: var(--panel-2);
  color: var(--text);
  border: 1px solid var(--border-light);
  border-radius: 6px;
  padding: 6px 14px;
  font-size: 13px;
  cursor: pointer;
}

.btn:hover { background: var(--border-light); }

.btn.primary {
  background: var(--accent);
  border-color: var(--accent);
}

.btn.primary:hover { background: var(--accent-hover); }

.btn.danger { color: var(--red-text); }
.btn.danger:hover { background: rgba(218, 54, 51, 0.15); }

/* ---------------- badges ---------------- */

.badge {
  display: inline-block;
  padding: 2px 10px;
  border-radius: 12px;
  font-size: 12px;
  font-weight: 600;
  border: 1px solid transparent;
}

.badge-ok {
  color: var(--green-text);
  background: rgba(35, 134, 54, 0.25);
  border-color: var(--green);
}

.badge-fail {
  color: var(--red-text);
  background: rgba(218, 54, 51, 0.2);
  border-color: var(--red);
}

/* ---------------- table ---------------- */

.table {
  width: 100%;
  border-collapse: collapse;
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 8px;
  overflow: hidden;
}

.table th {
  text-align: left;
  padding: 10px 12px;
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.4px;
  color: var(--muted);
  background: var(--panel-2);
  border-bottom: 1px solid var(--border);
}

.table td {
  padding: 10px 12px;
  border-bottom: 1px solid var(--border);
  vertical-align: top;
}

.table tbody tr:last-child td { border-bottom: none; }
.table tbody tr:hover { background: var(--panel-2); }
.table .row-error td { background: rgba(218, 54, 51, 0.07); }

/* ---------------- form ---------------- */

#proxy-form-wrap {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 16px 20px;
  margin-bottom: 20px;
}

#proxy-form-wrap h3 {
  margin: 0 0 12px;
  text-transform: none;
  letter-spacing: 0;
  color: var(--text);
  font-size: 15px;
}

.form-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 14px 16px;
}

.form-grid label {
  display: flex;
  flex-direction: column;
  gap: 4px;
  font-size: 13px;
  color: var(--muted);
}

.field-title {
  display: flex;
  align-items: center;
  gap: 6px;
  color: var(--text);
  font-size: 13px;
  font-weight: 600;
}

.req {
  display: inline-block;
  padding: 1px 6px;
  border-radius: 4px;
  font-size: 11px;
  font-weight: 600;
  line-height: 1.4;
  color: var(--red-text);
  background: rgba(218, 54, 51, 0.15);
  border: 1px solid rgba(218, 54, 51, 0.4);
}

.opt {
  display: inline-block;
  padding: 1px 6px;
  border-radius: 4px;
  font-size: 11px;
  font-weight: 600;
  line-height: 1.4;
  color: var(--muted);
  background: var(--panel-2);
  border: 1px solid var(--border-light);
}

.help {
  font-size: 12px;
  line-height: 1.45;
  color: var(--muted);
}

.form-legend {
  margin: 0 0 12px;
  font-size: 12px;
  color: var(--muted);
}

.form-legend .req,
.form-legend .opt {
  vertical-align: 1px;
}

/* ---------------- tasks ---------------- */

.panel {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 16px 20px;
}

.panel h3 {
  margin: 0 0 8px;
  font-size: 14px;
  color: var(--text);
}

.panel code {
  background: var(--panel-2);
  border: 1px solid var(--border-light);
  border-radius: 4px;
  padding: 1px 5px;
  font-size: 12px;
}

.panel .conf-list {
  margin: 10px 0 14px;
  line-height: 1.8;
}

.form-grid input,
.form-grid select {
  background: var(--bg);
  color: var(--text);
  border: 1px solid var(--border-light);
  border-radius: 6px;
  padding: 7px 10px;
  font-size: 13px;
  width: 100%;
}

.form-grid input:focus,
.form-grid select:focus {
  outline: none;
  border-color: var(--accent);
}

.form-grid input:disabled { opacity: 0.55; }

.check-label {
  flex-direction: row !important;
  align-items: center;
  gap: 8px !important;
  color: var(--text) !important;
  flex-wrap: wrap;
}

.check-label input { width: auto; }

.check-label .help {
  flex-basis: 100%;
  color: var(--muted);
  font-weight: 400;
}

.form-actions {
  margin-top: 16px;
  display: flex;
  gap: 8px;
}

.form-error {
  color: var(--red-text);
  background: rgba(218, 54, 51, 0.1);
  border: 1px solid rgba(218, 54, 51, 0.35);
  border-radius: 6px;
  padding: 8px 12px;
  margin: 10px 0;
  font-size: 13px;
}

.error { color: var(--red-text); }

/* ---------------- log / status output ---------------- */

pre {
  background: #010409;
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 12px 14px;
  margin: 0;
  overflow: auto;
  max-height: 62vh;
  font: 12px/1.55 ui-monospace, SFMono-Regular, Menlo, Consolas, "Liberation Mono", monospace;
  white-space: pre-wrap;
  word-break: break-all;
}

.conf-list {
  margin: 0;
  padding-left: 20px;
  color: var(--text);
}

.conf-list li { padding: 2px 0; }

/* ---------------- topbar 右侧 / 行内控件 ---------------- */

.topbar-right {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 13px;
  color: var(--muted);
}

.view-head { flex-wrap: wrap; }
.view-head h2 { margin-right: auto; }

.select-inline {
  background: var(--bg);
  color: var(--text);
  border: 1px solid var(--border-light);
  border-radius: 6px;
  padding: 6px 10px;
  font-size: 13px;
}

.inline-form {
  display: flex;
  align-items: center;
  gap: 8px;
  margin: 0;
}

.inline-form input {
  background: var(--bg);
  color: var(--text);
  border: 1px solid var(--border-light);
  border-radius: 6px;
  padding: 6px 10px;
  font-size: 13px;
  width: 190px;
}

.inline-form input:focus { outline: none; border-color: var(--accent); }

.form-actions.wrap { flex-wrap: wrap; align-items: center; }

.check-label.inline {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin: 0;
  font-size: 13px;
  color: var(--muted);
}

.table code {
  background: var(--panel-2);
  border: 1px solid var(--border-light);
  border-radius: 4px;
  padding: 1px 5px;
  font-size: 12px;
}

.form-grid textarea,
.settings-form textarea {
  background: var(--bg);
  color: var(--text);
  border: 1px solid var(--border-light);
  border-radius: 6px;
  padding: 8px 10px;
  font: 12px/1.6 ui-monospace, SFMono-Regular, Menlo, Consolas, "Liberation Mono", monospace;
  width: 100%;
  min-height: 84px;
  resize: vertical;
}

.form-grid textarea:focus { outline: none; border-color: var(--accent); }

/* ---------------- 登录 / 首次设置页 ---------------- */

body.auth-body {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  padding: 24px;
}

.auth-wrap {
  width: 100%;
  max-width: 430px;
  margin: 0;
  padding: 0;
}

.auth-card {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 28px;
  box-shadow: 0 10px 34px rgba(0, 0, 0, 0.45);
}

.auth-title {
  margin: 0 0 6px;
  font-size: 18px;
  font-weight: 600;
  letter-spacing: 0.2px;
}

.auth-sub {
  margin: 0 0 18px;
  font-size: 13px;
  color: var(--muted);
}

.auth-field {
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin-bottom: 14px;
  font-size: 13px;
}

.auth-field > span {
  color: var(--text);
  font-weight: 600;
}

.auth-field input {
  background: var(--bg);
  color: var(--text);
  border: 1px solid var(--border-light);
  border-radius: 6px;
  padding: 9px 11px;
  font-size: 14px;
  width: 100%;
}

.auth-field input:focus { outline: none; border-color: var(--accent); }

.btn.auth-submit {
  width: 100%;
  margin-top: 6px;
  padding: 9px 14px;
  font-size: 14px;
}

.auth-hint { margin: 0 0 16px; }

.auth-hint code {
  background: var(--panel-2);
  border: 1px solid var(--border-light);
  border-radius: 4px;
  padding: 1px 5px;
  font-size: 12px;
}

.auth-foot { margin: 16px 0 0; text-align: center; }

/* ---------------- 域名 × 端口 矩阵编辑器 ---------------- */

.field-block {
  grid-column: 1 / -1;
  display: flex;
  flex-direction: column;
  gap: 6px;
  font-size: 13px;
  color: var(--muted);
}

.domain-rows {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-top: 2px;
}

.domain-row {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
  padding: 8px 10px;
  background: var(--panel-2);
  border: 1px solid var(--border);
  border-radius: 8px;
}

.domain-row input.d-name {
  flex: 1 1 240px;
  min-width: 180px;
  width: auto;
  padding: 7px 10px;
  font-size: 13px;
}

.domain-row .d-ports {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
}

.domain-row .d-port {
  display: inline-flex;
  flex-direction: row;
  align-items: center;
  gap: 5px;
  font-size: 12px;
  color: var(--muted);
  white-space: nowrap;
  cursor: pointer;
}

.domain-row .d-port input { width: auto; margin: 0; }

.domain-row .d-port.on { color: var(--text); }

.domain-row .d-del {
  margin-left: auto;
  padding: 2px 9px;
  font-size: 15px;
  line-height: 1.4;
  color: var(--muted);
  background: transparent;
  border: 1px solid var(--border-light);
  border-radius: 6px;
  cursor: pointer;
}

.domain-row .d-del:hover { color: var(--red-text); border-color: var(--red-text); }

.domain-actions {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
  margin-top: 4px;
}

.btn.small { padding: 5px 12px; font-size: 12px; }

.domain-actions .help { margin: 0; }

/* ---------------- 证书页 ---------------- */

.provider-cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 12px;
  margin: 12px 0;
}

.provider-card {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 12px 14px;
  background: var(--panel-2);
  border: 1px solid var(--border);
  border-radius: 8px;
}

.provider-card.configured { border-color: rgba(126, 231, 135, 0.35); }

.provider-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
}

.provider-card .help { margin: 0; font-size: 12px; }
.provider-card .btn { align-self: flex-start; }

.provider-form {
  margin-top: 14px;
  padding-top: 14px;
  border-top: 1px solid var(--border);
}

.provider-form h4 { margin: 0 0 10px; font-size: 14px; }

#cert-table td { vertical-align: middle; }

/* 操作列：两个按钮并排，不换行 */
#cert-table td.c-actions,
#cert-table th:last-child {
  white-space: nowrap;
}

#cert-table td.c-actions {
  display: flex;
  flex-direction: row;
  align-items: center;
  gap: 6px;
}

.tiny { font-size: 11px; line-height: 1.35; margin-top: 4px; word-break: break-all; }

pre.log {
  max-height: 320px;
  overflow: auto;
  margin: 12px 0 0;
  padding: 10px 12px;
  font-size: 12px;
  line-height: 1.55;
  white-space: pre-wrap;
  word-break: break-all;
}