:root {
  --bg: #0f1420;
  --card: #1a2233;
  --fg: #e6ebf5;
  --muted: #93a0b8;
  --accent: #3b82f6;
  --ok: #22c55e;
  --warn: #f59e0b;
  --line: #2a3450;
}
* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: system-ui, -apple-system, "Segoe UI", "Microsoft YaHei", sans-serif;
  background: var(--bg); color: var(--fg);
}
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }

/* ---------- 顶部栏 ---------- */
.topbar {
  display: flex; align-items: center; gap: 18px; flex-wrap: wrap;
  padding: 12px 20px; background: var(--card); border-bottom: 1px solid var(--line);
  position: sticky; top: 0; z-index: 10;
}
.brand { font-size: 18px; font-weight: 700; }
.brand b { color: var(--accent); }
.nav { display: flex; gap: 6px; flex: 1; }
.nav a {
  color: var(--muted); padding: 6px 12px; border-radius: 8px; cursor: pointer; font-size: 14px;
}
.nav a:hover { background: #232d44; text-decoration: none; }
.nav a.active { background: var(--accent); color: #fff; }
.status { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }
.chip { font-size: 12px; padding: 4px 10px; border-radius: 999px; border: 1px solid var(--line); color: var(--muted); }
.chip.ok { color: var(--ok); border-color: rgba(34,197,94,.4); }
.chip.warn { color: var(--warn); border-color: rgba(245,158,11,.4); }
.chip.err { color: #f87171; border-color: rgba(248,113,113,.5); }

/* ---------- 端口错误横幅 ---------- */
.banner {
  display: flex; align-items: center; gap: 12px;
  margin: 0; padding: 12px 20px;
  background: #3a1620; border-bottom: 1px solid #7f1d1d;
  color: #fecaca; font-size: 14px; line-height: 1.6;
}
.banner[hidden] { display: none; }
.banner #devBannerMsg { flex: 1; }
.bannerClose {
  flex: none; background: transparent; border: 0; color: #fecaca;
  font-size: 20px; line-height: 1; cursor: pointer; padding: 4px 8px; border-radius: 6px;
}
.bannerClose:hover { background: rgba(255,255,255,.1); }
/* 醒目提示框（如「只能使用 COM 口」） */
.warn-box {
  margin: 0 0 16px; padding: 12px 16px;
  background: rgba(245,158,11,.12); border: 1px solid rgba(245,158,11,.5);
  border-left: 4px solid var(--warn); border-radius: 10px;
  color: #fcd34d; font-size: 13.5px; line-height: 1.7;
}
.warn-box strong { color: #fde68a; }

/* ---------- 站内信（账户页 / 管理页通用） ---------- */
.msg-compose input, .msg-compose textarea { width: 100%; margin: 6px 0; }
.msg-compose textarea { resize: vertical; }
.msgs { display: flex; flex-direction: column; gap: 10px; }
.msg { border: 1px solid var(--line); border-radius: 10px; padding: 10px 12px; background: #0f1420; }
.msg-h { font-size: 12px; color: var(--muted); margin-bottom: 4px; }
.msg-h .msg-ts { opacity: .7; }
.msg-b { font-size: 14px; line-height: 1.6; white-space: pre-wrap; word-break: break-word; }
.msg.mine { border-left: 3px solid var(--accent); }
.msg.theirs { border-left: 3px solid var(--ok, #22c55e); }
.msg-actions { margin-top: 6px; display: flex; gap: 8px; }
.reply-box { margin-top: 8px; }
/* 申诉站内信：醒目红色高亮，区别于日常私信 */
.msg.appeal { border-left: 3px solid #ef4444; background: #2a1416; }
.badge.appeal-badge { background: #ef4444; color: #fff; border-color: rgba(239,68,68,.5); font-weight: 600; }

/* ---------- FAQ（首页折叠 + 管理页列表） ---------- */
.faq { display: flex; flex-direction: column; gap: 8px; }
.faq-item { border: 1px solid var(--line); border-radius: 10px; padding: 0; background: #0f1420; overflow: hidden; }
.faq-item summary { cursor: pointer; padding: 12px 14px; font-weight: 600; list-style: none; }
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::before { content: '▸ '; color: var(--accent); }
.faq-item[open] summary::before { content: '▾ '; }
.faq-a { padding: 0 14px 14px; line-height: 1.7; color: #cdd6e8; white-space: pre-wrap; word-break: break-word; }

.faq-admin { display: flex; flex-direction: column; gap: 10px; }
.faq-row { border: 1px solid var(--line); border-radius: 10px; padding: 12px; background: #0f1420; }
.faq-q { font-weight: 600; margin-bottom: 4px; }
.faq-a { font-size: 13px; color: var(--muted); margin-bottom: 8px; white-space: pre-wrap; word-break: break-word; }
.faq-edit-box { margin-top: 8px; display: flex; flex-direction: column; gap: 8px; }
.faq-edit-box input, .faq-edit-box textarea { width: 100%; }
.mini { background: var(--accent); color: #fff; border: 0; padding: 6px 12px; border-radius: 8px; cursor: pointer; font-size: 13px; }
.mini.danger { background: var(--danger, #dc2626); }
.userTools { display: flex; align-items: center; gap: 10px; margin: 8px 0 12px; flex-wrap: wrap; }
.userTools .cb { display: inline-flex; align-items: center; gap: 6px; font-size: 13px; color: var(--muted); }
.userTools .sep { width: 1px; height: 22px; background: var(--line); margin: 0 2px; }
.userTools .mini { margin: 0; }
.userTools .mini:disabled { opacity: .4; cursor: not-allowed; }
.tbl td .mini { margin: 1px 2px; }
.tbl { width: 100%; border-collapse: collapse; margin-top: 4px; }
.tbl th, .tbl td { text-align: left; padding: 9px 10px; border-bottom: 1px solid var(--line); font-size: 13px; vertical-align: middle; }
.tbl th { color: var(--muted); font-weight: 600; white-space: nowrap; }
.tbl tbody tr:hover { background: #141b2b; }
.tbl .sel { width: 16px; height: 16px; }

/* ---------- 布局 ---------- */
.view { max-width: 900px; margin: 0 auto; padding: 24px 20px 64px; }
.card {
  background: var(--card); border: 1px solid var(--line); border-radius: 12px;
  padding: 20px; margin-bottom: 20px;
}
.card h2 { margin-top: 0; font-size: 18px; }
.card h3 { font-size: 14px; color: var(--muted); margin: 16px 0 6px; }
.sub { color: var(--muted); margin: 0 0 16px; font-size: 14px; }
.row { display: flex; align-items: center; gap: 12px; flex-wrap: wrap; margin: 12px 0; }
.info { color: var(--muted); font-size: 13px; }
.err { color: #f87171; min-height: 18px; }
.hint { color: var(--muted); font-size: 12px; line-height: 1.6; margin-top: 8px; }

/* ---------- 表单 ---------- */
label { display: block; margin: 10px 0; color: var(--muted); font-size: 13px; }
input {
  display: block; width: 100%; margin-top: 6px; padding: 9px 10px; border-radius: 8px;
  border: 1px solid var(--line); background: #0f1420; color: var(--fg); font-size: 14px;
}
button {
  background: var(--accent); color: #fff; border: 0;
  padding: 10px 16px; border-radius: 8px; cursor: pointer; font-size: 14px;
}
button.ghost { background: transparent; border: 1px solid var(--line); color: var(--muted); }
button.primary { background: var(--accent); color: #fff; }

/* ---------- 首页 ---------- */
.hero { padding: 8px 0 16px; }
.hero h1 { margin: 0 0 8px; font-size: 28px; }
.lede { color: var(--muted); line-height: 1.7; margin: 0; }
.hero-actions { margin: 0; }
.btn-github { display: inline-block; margin-top: 14px; padding: 10px 18px; background: var(--accent); color: #fff; border: none; border-radius: 8px; font-weight: 600; text-decoration: none; }
.btn-github:hover { opacity: .9; }
.feat, .steps { line-height: 1.9; color: #cdd6e8; }
.feat li, .steps li { margin: 4px 0; }
.flinks { display: flex; flex-wrap: wrap; gap: 10px; }
.flink { display: inline-block; padding: 8px 14px; background: #141b2b; border: 1px solid var(--line);
  border-radius: 999px; color: var(--fg); font-size: 14px; text-decoration: none; }
.flink:hover { border-color: var(--accent); color: #fff; }
.modgrid { display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: 12px; }
.mod { display: flex; flex-direction: column; gap: 4px; padding: 16px; background: #141b2b;
  border: 1px solid var(--line); border-radius: 10px; color: var(--fg); }
.mod:hover { border-color: var(--accent); text-decoration: none; }
.mod span { color: var(--muted); font-size: 12px; }

/* ---------- 下载 / 代码 ---------- */
.dl { line-height: 2; }
pre.code, pre.log {
  background: #0f1420; border: 1px solid var(--line); border-radius: 8px;
  padding: 12px; overflow: auto; white-space: pre-wrap; font-size: 12px;
  font-family: ui-monospace, "Cascadia Code", Consolas, monospace;
}
pre.log { color: #b9c4dc; }

/* ---------- 状态网格 ---------- */
.grid2 { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 4px 16px; }
.grid4 { display: grid; grid-template-columns: repeat(auto-fit, minmax(120px, 1fr)); gap: 12px; }
.kv { margin: 8px 0; }
.kv .k { color: var(--muted); display: block; font-size: 12px; margin-bottom: 4px; }
.kv b { font-size: 15px; }

/* ---------- RX/TX 徽标 ---------- */
.badge {
  display: inline-block; padding: 6px 14px; border-radius: 999px;
  font-size: 13px; font-weight: 600; letter-spacing: .3px;
  border: 1px solid transparent; transition: background .15s, color .15s;
}
.badge.idle   { background: #1e2738; color: var(--muted); border-color: var(--line); }
.badge.active { background: var(--ok); color: #06210f; box-shadow: 0 0 0 3px rgba(34,197,94,.18); }
.badge.warn   { background: var(--warn); color: #2a1700; border-color: rgba(245,158,11,.4); }
#sbTx.active, #mTx.active { background: var(--warn); color: #2a1700; box-shadow: 0 0 0 3px rgba(245,158,11,.18); }

/* ---------- 登录 ---------- */
.login-wrap { min-height: 100vh; display: flex; align-items: center; justify-content: center; padding: 20px; }
.login { width: 340px; }
.login h1 { margin: 0 0 4px; font-size: 24px; }

/* ---------- 呼号国旗 / 远端电台 ---------- */
.flag { width: 22px; height: 16px; vertical-align: -2px; border-radius: 2px; border: 1px solid rgba(255,255,255,.15); object-fit: cover; display: inline-block; }
.callsign-flag { display: inline-block; margin-left: 10px; color: var(--muted); font-size: 13px; vertical-align: middle; }
.callsign-flag .cs-flag { width: 20px; height: 15px; }
.muted { color: var(--muted); font-size: 13px; }
.remote { margin-top: 16px; padding: 14px 16px; background: #141b2b; border: 1px solid var(--line); border-radius: 10px; }
.remote-head { font-size: 12px; color: var(--muted); margin-bottom: 8px; letter-spacing: .5px; display: flex; justify-content: space-between; align-items: center; }
.remote-body { font-size: 15px; line-height: 1.6; display: flex; flex-wrap: wrap; gap: 10px; align-items: baseline; }
.remote-body .cs { font-size: 20px; font-weight: 700; color: var(--fg); }
.remote-body .cty { font-size: 15px; }
.remote-body .nm { font-size: 13px; color: var(--muted); }
.remote-body .id { font-size: 12px; color: var(--muted); margin-left: auto; }

/* ---------- 呼号库状态 ---------- */
.dbstat { font-size: 11px; padding: 2px 8px; border-radius: 999px; border: 1px solid var(--line); color: var(--muted); }
.dbstat.ok { color: var(--ok); border-color: rgba(34,197,94,.4); }
.dbstat.warn { color: var(--warn); border-color: rgba(245,158,11,.4); }

/* ---------- 通联记录 ---------- */
.qso-list { list-style: none; margin: 12px 0 0; padding: 0; max-height: 280px; overflow: auto; }
.qso-list li.qso { display: flex; align-items: center; gap: 8px; padding: 7px 10px; border-radius: 8px; background: #141b2b; margin-bottom: 6px; font-size: 14px; }
.qso-list .qdir { font-weight: 700; font-size: 12px; padding: 1px 7px; border-radius: 6px; }
.qso.rx .qdir { background: rgba(34,197,94,.15); color: var(--ok); }
.qso.tx .qdir { background: rgba(245,158,11,.15); color: var(--warn); }
.qso-list .qso-flag { width: 20px; height: 15px; }
.qso-list .muted { margin-left: auto; }

/* ---------- 内联登录卡片（门禁） ---------- */
.login-gate { max-width: 420px; margin: 24px auto; }
.login-gate h2 { margin-top: 0; }

/* ---------- 顶栏右上角用户区 ---------- */
.topright { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; margin-left: auto; }
#userBox { display: inline-flex; align-items: center; gap: 6px; }
#userBox .uname { font-size: 13px; color: var(--fg); }

/* ---------- 模态登录/注册 ---------- */
.modal-mask { position: fixed; inset: 0; background: rgba(0,0,0,.55); display: flex; align-items: center; justify-content: center; z-index: 100; padding: 20px; }
.modal { position: relative; width: 360px; max-width: 100%; background: var(--card); border: 1px solid var(--line); border-radius: 14px; padding: 24px; box-shadow: 0 12px 40px rgba(0,0,0,.4); }
.modal h3 { margin: 0 0 16px; font-size: 20px; }
.modal label { margin: 12px 0; }
.modal .primary { width: 100%; margin-top: 8px; }
.modal-x { position: absolute; top: 8px; right: 12px; background: transparent; border: 0; color: var(--muted); font-size: 22px; line-height: 1; cursor: pointer; padding: 4px; }
.modal-switch { font-size: 13px; color: var(--muted); margin: 14px 0 0; }
.modal-switch a { cursor: pointer; }
/* 错误提示下方的「提交申诉」链接（冻结 / 注册被拒时显示） */
.appeal-link { margin: 6px 0 2px; }
.link-btn { background: none; border: 0; color: var(--accent); text-decoration: underline; cursor: pointer; padding: 0; font-size: 13px; }
.link-btn:hover { color: #93c5fd; }

/* 独立申诉页（#/appeal）放大布局，提升填报体验（用户申诉时心情本就不好） */
.appeal-page { max-width: 760px; margin: 18px auto; }
.appeal-form { display: flex; flex-direction: column; gap: 4px; margin-top: 10px; }
.appeal-form input[type="file"] { display: block; width: 100%; margin-top: 6px; }
.appeal-note { width: 100%; min-height: 220px; resize: vertical; margin-top: 6px; padding: 10px; font-size: 14px; line-height: 1.5; font-family: inherit; }
.row2 { display: flex; gap: 16px; flex-wrap: wrap; margin-top: 12px; align-items: flex-end; }
.row2 .grow { flex: 1 1 240px; }
.row2 .primary.grow { flex: 1 1 200px; }

/* 账户页：邮箱/密码自助表单 + 站内信放大 + 冻结横幅 */
.acc-form { display: flex; flex-direction: column; gap: 10px; margin-top: 10px; max-width: 420px; }
.acc-form input[type="email"], .acc-form input[type="password"] {
  width: 100%; padding: 9px 11px; border-radius: 8px; border: 1px solid var(--line);
  background: rgba(255,255,255,.03); color: inherit; font-size: 14px; font-family: inherit;
}
.acc-form .info { color: var(--muted); font-size: 13px; min-height: 16px; }
.msg-body-lg { width: 100%; min-height: 150px; resize: vertical; margin-top: 6px; padding: 10px; font-size: 14px; line-height: 1.6; font-family: inherit; }
.frozen-banner { border: 1px solid #b45309; border-left: 3px solid #f59e0b; background: #1f1407; }
.frozen-banner p { margin: 0 0 10px; }
.frozen-banner .primary { display: inline-block; text-decoration: none; padding: 8px 14px; border-radius: 8px; }

/* 申诉审核卡片 */
.appeals { display: flex; flex-direction: column; gap: 12px; }
.appeal-card { border: 1px solid var(--line); border-left: 3px solid #ef4444; border-radius: 10px; padding: 12px 14px; background: #15101a; }
.appeal-card.resolved { border-left-color: var(--ok, #22c55e); opacity: .8; }
.appeal-card .row { margin-top: 10px; display: flex; gap: 8px; flex-wrap: wrap; }
.appeal-card .row .mini { text-decoration: none; }

/* ---------- HAMPTT 统一认证按钮（登录模态） ---------- */
.oidc-area { margin-top: 14px; }
.oidc-divider { display: flex; align-items: center; gap: 10px; color: var(--muted); font-size: 12px; margin: 6px 0 12px; }
.oidc-divider::before, .oidc-divider::after { content: ''; flex: 1; height: 1px; background: var(--line); }
.oidc-btn {
  width: 100%; background: #111827; color: #fff; border: 1px solid var(--line);
  padding: 11px 16px; border-radius: 8px; cursor: pointer; font-size: 14px; font-weight: 600;
  transition: border-color .15s, background .15s;
}
.oidc-btn:hover { border-color: var(--accent); background: #0b1220; }
.oidc-hint {
  background: rgba(56, 132, 255, 0.10); border: 1px solid rgba(56, 132, 255, 0.35);
  border-radius: 10px; padding: 12px 14px; margin-bottom: 14px;
}
.oidc-hint p { margin: 0 0 10px; font-size: 13px; line-height: 1.5; color: var(--text); }
.oidc-hint .oidc-btn { background: #2563eb; border-color: #2563eb; }
.oidc-hint .oidc-btn:hover { background: #1d4ed8; border-color: #1d4ed8; }

/* ---------- 未登录占位 ---------- */
.placeholder { max-width: 480px; margin: 40px auto; text-align: center; }
.placeholder .row { justify-content: center; }

/* ---------- 远端电台大卡 ---------- */
.remote-card { margin-top: 12px; padding: 18px 20px; background: #141b2b; border: 1px solid var(--line); border-radius: 12px; min-height: 90px; }
.rc-empty { color: var(--muted); font-size: 14px; padding: 18px 0; text-align: center; }
.rc-body { display: flex; flex-direction: column; gap: 10px; }
.rc-call { display: flex; align-items: center; gap: 12px; font-size: 32px; font-weight: 800; color: var(--fg); line-height: 1.1; }
.rc-call .flag { width: 44px; height: 33px; border-radius: 3px; }
.rc-meta { display: flex; flex-wrap: wrap; gap: 8px 22px; font-size: 13px; color: var(--muted); }
.rc-meta span { display: inline-flex; gap: 6px; align-items: baseline; }
.rc-meta i { font-style: normal; color: #6b7794; }

/* ---------- 通联记录表格 ---------- */
.table-wrap { overflow-x: auto; margin-top: 8px; }
.qso-table { width: 100%; border-collapse: collapse; font-size: 13px; }
.qso-table th, .qso-table td { text-align: left; padding: 8px 10px; border-bottom: 1px solid var(--line); white-space: nowrap; }
.qso-table th { color: var(--muted); font-weight: 600; font-size: 12px; }
.qso-table tr.rx td:first-child { border-left: 3px solid var(--ok); }
.qso-table tr.tx td:first-child { border-left: 3px solid var(--warn); }
.qso-table .muted { text-align: center; }

/* ---------- 配置分组 ---------- */
.cfg-form { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 16px; margin-top: 16px; }
.cfg-group { border: 1px solid var(--line); border-radius: 10px; padding: 14px 16px 18px; margin: 0; background: #141b2b; }
.cfg-group legend { font-size: 14px; font-weight: 700; color: var(--fg); padding: 0 6px; }
.cfg-group .group-desc { color: var(--muted); font-size: 12px; margin: 4px 0 10px; }
.cfg-field { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }
.cfg-field label { flex: 1 1 200px; margin: 8px 0; }
.cfg-field .field-help { flex: 1 1 100%; color: var(--muted); font-size: 11px; margin: -4px 0 4px; }
.cfg-field .mini { align-self: flex-end; margin-bottom: 8px; }
.toolbar { margin: 4px 0 0; }