/* =========================================================
   app.css — 布局与组件
   ========================================================= */

/* ---------- 顶栏 ---------- */
.topbar {
  position: fixed; top: 0; left: 0; right: 0; height: var(--topbar-h);
  display: flex; align-items: center; gap: 14px; padding: 0 18px;
  background: var(--panel); border-bottom: 1px solid var(--line);
  box-shadow: var(--shadow); z-index: 50;
}
.topbar .brand {
  display: flex; align-items: center; gap: 9px; font-weight: 700; font-size: 16px;
  color: var(--text); letter-spacing: -0.3px;
}
.topbar .brand .logo {
  width: 28px; height: 28px; border-radius: 8px; display: grid; place-items: center;
  background: var(--accent); color: var(--bg); font-size: 15px; font-weight: 800;
}
.topbar .sep { width: 1px; height: 22px; background: var(--line); }
.topbar .spacer { flex: 1; }

.status-chip {
  display: inline-flex; align-items: center; gap: 6px; padding: 4px 10px;
  border: 1px solid var(--line); border-radius: 999px; background: var(--soft);
  font-size: 12.5px; color: var(--muted); cursor: default;
}
.status-chip .dot { width: 7px; height: 7px; border-radius: 50%; background: var(--muted); }
.status-chip.online { color: var(--ok); border-color: color-mix(in srgb, var(--ok) 40%, var(--line)); }
.status-chip.online .dot { background: var(--ok); box-shadow: 0 0 0 3px color-mix(in srgb, var(--ok) 18%, transparent); }
.status-chip.offline { color: var(--error); }
.status-chip.offline .dot { background: var(--error); }

.menu-btn {
  display: none; width: 34px; height: 34px; border-radius: var(--radius-sm);
  border: 1px solid var(--line); background: var(--panel); color: var(--text);
  cursor: pointer; font-size: 15px;
}

/* ---------- 侧边导航 ---------- */
.sidebar {
  position: fixed; top: var(--topbar-h); bottom: 0; left: 0; width: var(--sidebar-w);
  background: var(--panel); border-right: 1px solid var(--line);
  overflow-y: auto; padding: 10px 0 40px; z-index: 40;
}
.sidebar .grp {
  padding: 14px 18px 6px; font-size: 11.5px; letter-spacing: 1px;
  color: var(--muted); text-transform: uppercase; font-weight: 700;
}
.sidebar a.item {
  display: flex; align-items: center; gap: 10px; padding: 8px 18px;
  color: var(--text); font-size: 13.5px; border-left: 2px solid transparent;
  transition: background .14s, border-color .14s;
}
.sidebar a.item:hover { background: var(--soft); text-decoration: none; }
.sidebar a.item.active { background: var(--tint); border-left-color: var(--accent); color: var(--accent); font-weight: 600; }
.sidebar a.item .ic { width: 16px; text-align: center; opacity: .85; }
.sidebar a.item .badge {
  margin-left: auto; font-size: 11px; padding: 1px 6px; border-radius: 999px;
  background: var(--soft); color: var(--muted); border: 1px solid var(--line);
}
.sidebar a.item.off .ic { opacity: .4; }

/* 侧栏二级菜单 */
.sidebar .subnav { display: none; padding: 2px 0 6px; }
.sidebar .subnav.open { display: block; }
.sidebar a.subitem {
  display: flex; align-items: center; gap: 8px; padding: 5px 18px 5px 40px;
  color: var(--muted); font-size: 12.8px; border-left: 2px solid transparent;
}
.sidebar a.subitem:hover { background: var(--soft); color: var(--text); text-decoration: none; }
.sidebar a.subitem .dot { width: 5px; height: 5px; border-radius: 50%; background: var(--accent); opacity: .6; flex: none; }
.sidebar a.subitem.off { opacity: .5; }
.sidebar a.subitem.off .dot { background: var(--muted); }

/* ---------- 主区 ---------- */
.main { margin-left: var(--sidebar-w); padding: calc(var(--topbar-h) + 20px) 24px 60px; }
.page-head { display: flex; align-items: flex-start; gap: 14px; margin-bottom: 18px; flex-wrap: wrap; }
.page-head .t { font-size: 21px; font-weight: 700; letter-spacing: -0.4px; }
.page-head .d { color: var(--muted); font-size: 13px; margin-top: 3px; }
.page-head .acts { margin-left: auto; display: flex; gap: 8px; flex-wrap: wrap; }

/* ---------- 卡片 ---------- */
.card {
  background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius);
  box-shadow: var(--shadow); padding: 18px; margin-bottom: 16px;
}
.card > h2, .card > h3 { display: flex; align-items: center; gap: 8px; }
.card .card-h {
  display: flex; align-items: center; gap: 10px; margin: -2px 0 14px;
  padding-bottom: 12px; border-bottom: 1px solid var(--line);
}
.card .card-h h2, .card .card-h h3 { margin: 0; }
.card .card-h .acts { margin-left: auto; display: flex; gap: 8px; flex-wrap: wrap; }
.card.sub { background: var(--soft); box-shadow: none; }
.grid { display: grid; gap: 16px; }
.grid.c2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.grid.c3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.grid.c4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.grid.c5 { grid-template-columns: repeat(5, minmax(0, 1fr)); }
@media (max-width: 1180px) { .grid.c4, .grid.c5 { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
@media (max-width: 900px) { .grid.c2, .grid.c3 { grid-template-columns: 1fr; } }

/* ---------- 统计卡 ---------- */
.stat {
  background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 16px 18px; box-shadow: var(--shadow); position: relative; overflow: hidden;
}
.stat .lbl { color: var(--muted); font-size: 12.5px; display: flex; align-items: center; gap: 6px; }
.stat .val { font-size: 27px; font-weight: 750; letter-spacing: -0.8px; margin-top: 6px; line-height: 1.15; }
.stat .sub { color: var(--muted); font-size: 12px; margin-top: 3px; }
.stat .ic { position: absolute; right: 14px; top: 14px; font-size: 20px; color: var(--accent); opacity: .5; }

/* ---------- 按钮 ---------- */
button, .btn {
  cursor: pointer; font: inherit; font-weight: 500;
  border: 1px solid var(--line); border-radius: var(--radius-sm);
  background: var(--panel); color: var(--text);
  padding: 8px 14px; display: inline-flex; align-items: center; justify-content: center; gap: 7px;
  transition: background .15s, border-color .15s, box-shadow .15s; line-height: 1.5;
  text-decoration: none;
}
button:hover, .btn:hover { border-color: var(--accent); background: var(--tint); text-decoration: none; }
button:disabled { opacity: .45; cursor: not-allowed; }
button.primary, .btn.primary { background: var(--accent); color: var(--bg); border-color: var(--accent); font-weight: 650; }
button.primary:hover { filter: brightness(1.08); background: var(--accent); }
button.danger { color: var(--error); border-color: color-mix(in srgb, var(--error) 40%, var(--line)); }
button.danger:hover { background: color-mix(in srgb, var(--error) 12%, var(--panel)); }
button.ghost { background: transparent; border-color: transparent; color: var(--muted); }
button.ghost:hover { background: var(--soft); color: var(--text); }
button.sm { padding: 4px 10px; font-size: 12.5px; border-radius: 7px; }
button.icon { padding: 6px 9px; }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }

/* ---------- 表单 ---------- */
input:not([type=checkbox]), input[type=text], input[type=number], input[type=password],
textarea, select {
  background: var(--panel); color: var(--text);
  border: 1px solid var(--line); border-radius: var(--radius-sm);
  padding: 8px 11px; max-width: 100%; min-width: 0; font: inherit;
}
textarea { min-height: 92px; resize: vertical; line-height: 1.6; }
input::placeholder, textarea::placeholder { color: var(--muted); opacity: .75; }
input:focus, textarea:focus, select:focus { outline: none; border-color: var(--accent); box-shadow: 0 0 0 3px color-mix(in srgb, var(--accent) 14%, transparent); }
input[type=checkbox] { accent-color: var(--accent); width: 16px; height: 16px; flex: none; cursor: pointer; }
input[type=color] { padding: 2px; height: 34px; width: 52px; cursor: pointer; }
select { cursor: pointer; }
label { display: inline-flex; gap: 8px; align-items: center; margin: 4px 16px 4px 0; cursor: pointer; }

.form-grid { display: grid; gap: 13px; grid-template-columns: repeat(2, minmax(0, 1fr)); }
.form-grid .f { display: flex; flex-direction: column; gap: 5px; }
.form-grid .f.full { grid-column: 1 / -1; }
.form-grid .f > span.l { font-size: 12.5px; color: var(--muted); font-weight: 600; }
.form-grid .f > .hint { font-size: 11.5px; color: var(--muted); opacity: .85; }
.form-grid .f input, .form-grid .f textarea, .form-grid .f select { width: 100%; }
@media (max-width: 760px) { .form-grid { grid-template-columns: 1fr; } }

/* ---------- 表格 ---------- */
.table-wrap { overflow-x: auto; border: 1px solid var(--line); border-radius: var(--radius-sm); }
table { width: 100%; border-collapse: collapse; font-size: 13px; }
thead th {
  text-align: left; padding: 9px 12px; background: var(--soft); color: var(--muted);
  font-weight: 650; font-size: 12px; white-space: nowrap; border-bottom: 1px solid var(--line);
  position: sticky; top: 0; z-index: 1;
}
tbody td { padding: 9px 12px; border-bottom: 1px solid var(--line); vertical-align: middle; }
tbody tr:last-child td { border-bottom: 0; }
tbody tr:hover { background: var(--soft); }
td .ops { display: flex; gap: 6px; flex-wrap: wrap; }
.empty { padding: 30px 14px; text-align: center; color: var(--muted); font-size: 13px; }

/* ---------- 标签 ---------- */
.tag {
  display: inline-flex; align-items: center; gap: 4px; padding: 1px 8px; border-radius: 999px;
  font-size: 11.5px; border: 1px solid var(--line); background: var(--soft); color: var(--muted);
  white-space: nowrap;
}
.tag.on { color: var(--ok); border-color: color-mix(in srgb, var(--ok) 40%, var(--line)); background: color-mix(in srgb, var(--ok) 10%, var(--panel)); }
.tag.off { color: var(--error); border-color: color-mix(in srgb, var(--error) 36%, var(--line)); background: color-mix(in srgb, var(--error) 9%, var(--panel)); }
.tag.warn { color: var(--warn); border-color: color-mix(in srgb, var(--warn) 40%, var(--line)); background: color-mix(in srgb, var(--warn) 10%, var(--panel)); }
.tag.accent { color: var(--accent); border-color: color-mix(in srgb, var(--accent) 40%, var(--line)); background: var(--tint); }

/* ---------- 工具条 ---------- */
.toolbar {
  display: flex; gap: 9px; align-items: center; flex-wrap: wrap; margin-bottom: 12px;
}
.toolbar input[type=text], .toolbar input[type=search], .toolbar select { min-width: 140px; }
.toolbar .grow { flex: 1; min-width: 180px; }

/* ---------- 弹窗 ---------- */
.modal-mask {
  position: fixed; inset: 0; background: rgba(8, 10, 12, .55); backdrop-filter: blur(2px);
  display: grid; place-items: center; z-index: 200; padding: 20px;
}
.modal {
  background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius);
  box-shadow: 0 24px 64px rgba(0,0,0,.34); width: min(660px, 100%); max-height: 86vh; overflow: auto;
}
.modal .mh {
  display: flex; align-items: center; gap: 10px; padding: 15px 18px;
  border-bottom: 1px solid var(--line); position: sticky; top: 0; background: var(--panel); z-index: 2;
}
.modal .mh h3 { margin: 0; }
.modal .mh .x { margin-left: auto; }
.modal .mb { padding: 18px; }
.modal .mf { padding: 13px 18px; border-top: 1px solid var(--line); display: flex; gap: 9px; justify-content: flex-end; position: sticky; bottom: 0; background: var(--panel); }

/* ---------- 提示 ---------- */
#toasts { position: fixed; top: 68px; right: 18px; z-index: 400; display: flex; flex-direction: column; gap: 8px; }
.toast {
  background: var(--panel); border: 1px solid var(--line); border-left: 3px solid var(--accent);
  border-radius: var(--radius-sm); box-shadow: 0 10px 30px rgba(0,0,0,.2);
  padding: 10px 14px; min-width: 230px; max-width: 380px; font-size: 13px;
  animation: slideIn .2s ease;
}
.toast.err { border-left-color: var(--error); }
.toast.ok { border-left-color: var(--ok); }
@keyframes slideIn { from { opacity: 0; transform: translateX(18px); } to { opacity: 1; transform: none; } }

/* ---------- 聊天监控 ---------- */
.chat-box {
  height: 420px; overflow-y: auto; background: var(--soft); border: 1px solid var(--line);
  border-radius: var(--radius-sm); padding: 10px; font-size: 13px;
}
.chat-line { padding: 3px 6px; border-radius: 5px; word-break: break-word; }
.chat-line:hover { background: var(--panel); }
.chat-line .who { color: var(--accent); font-weight: 600; }
.chat-line .ch { color: var(--muted); font-size: 11.5px; margin-left: 5px; }
.chat-line .tm { color: var(--muted); font-size: 11.5px; margin-left: 6px; }

/* ---------- 日志 ---------- */
.log-line { font-family: "Cascadia Mono", Consolas, monospace; font-size: 12px; padding: 2px 6px; white-space: pre-wrap; word-break: break-all; }
.log-line .ty { color: var(--accent); margin-right: 6px; }

/* ---------- 落地页 ---------- */
.landing { min-height: 100vh; display: flex; flex-direction: column; position: relative; z-index: 1; }
.landing .hero {
  flex: 1; display: grid; place-items: center; text-align: center; padding: 60px 24px;
  background:
    radial-gradient(1100px 460px at 50% -12%, color-mix(in srgb, var(--accent) 16%, transparent), transparent),
    var(--bg);
}
.landing .hero h1 { font-size: 46px; line-height: 1.16; letter-spacing: -1.6px; margin-bottom: 14px; }
.landing .hero .en {
  font-size: 14px; letter-spacing: 5px; color: var(--accent); font-weight: 700; margin-bottom: 22px;
}
.landing .hero p { color: var(--muted); max-width: 620px; margin: 0 auto 30px; font-size: 15px; }
.landing .feats { display: flex; gap: 12px; justify-content: center; flex-wrap: wrap; margin-bottom: 32px; }
.landing .feat {
  border: 1px solid var(--line); background: var(--panel); border-radius: var(--radius);
  padding: 14px 20px; box-shadow: var(--shadow); text-align: left;
}
.landing .feat b { display: block; font-size: 13.5px; margin-bottom: 2px; }
.landing .feat span { color: var(--muted); font-size: 12.5px; }
.landing .cta { display: flex; gap: 12px; justify-content: center; flex-wrap: wrap; }
.landing .cta a { padding: 11px 26px; border-radius: var(--radius-sm); font-weight: 600; }
.landing .cta a.p { background: var(--accent); color: var(--bg); }
.landing .cta a.s { border: 1px solid var(--line); background: var(--panel); color: var(--text); }
.landing footer {
  border-top: 1px solid var(--line);
  color: var(--muted); font-size: 12.5px; background: var(--panel);
  padding: 0 24px;
}
/* 页脚内容限宽，与上方卡片两边对齐 */
.landing footer .ft-in {
  max-width: 1000px; margin: 0 auto; padding: 20px 0 22px;
  display: flex; align-items: center; justify-content: space-between; gap: 12px; flex-wrap: wrap;
}
.landing footer .ft-r a { color: inherit; opacity: .75; text-decoration: none; margin-left: 18px; }
.landing footer .ft-r a:hover { opacity: 1; color: var(--accent); }
@media (max-width: 720px) {
  .landing footer .ft-in { flex-direction: column; text-align: center; }
  .landing footer .ft-r a { margin: 0 9px; }
}

/* ---------- 玩家前端 ---------- */
.portal { max-width: 1120px; margin: 0 auto; padding: calc(var(--topbar-h) + 24px) 20px 60px; }
.portal .hero-card {
  display: flex; gap: 20px; align-items: center; flex-wrap: wrap;
  background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 22px; box-shadow: var(--shadow); margin-bottom: 18px;
}
.portal .avatar {
  width: 76px; height: 76px; border-radius: 20px; display: grid; place-items: center;
  background: var(--accent); color: var(--bg); font-size: 30px; font-weight: 800;
}
.portal .tabs { display: flex; gap: 6px; flex-wrap: wrap; margin-bottom: 16px; }
.portal .tabs button.on { background: var(--accent); color: var(--bg); border-color: var(--accent); }
.item-card {
  border: 1px solid var(--line); background: var(--panel); border-radius: var(--radius);
  padding: 14px; box-shadow: var(--shadow); display: flex; flex-direction: column; gap: 8px;
}
.item-card .nm { font-weight: 650; }
.item-card .pr { color: var(--accent); font-weight: 700; }
.item-card .img { width: 100%; height: 110px; object-fit: cover; border-radius: var(--radius-sm); background: var(--soft); }
.kv { display: grid; grid-template-columns: 110px 1fr; gap: 7px 12px; font-size: 13px; }
.kv .k { color: var(--muted); }

/* ---------- 工具类 ---------- */
.row { display: flex; gap: 10px; align-items: center; flex-wrap: wrap; }
.row.tight { gap: 6px; }
.sp { flex: 1; }
.nowrap { white-space: nowrap; }
.right { text-align: right; }
.center { text-align: center; }
.hidden { display: none !important; }
.scroll-x { overflow-x: auto; }
.pill-group { display: inline-flex; border: 1px solid var(--line); border-radius: var(--radius-sm); overflow: hidden; }
.pill-group button { border: 0; border-radius: 0; border-right: 1px solid var(--line); background: var(--panel); }
.pill-group button:last-child { border-right: 0; }
.pill-group button.on { background: var(--accent); color: var(--bg); }

/* 语言切换下拉（文A 图标） */
.lang-wrap { position: relative; }
.lang-menu {
  position: absolute; right: 0; top: calc(100% + 8px); display: none; min-width: 132px;
  background: var(--panel); border: 1px solid var(--line); border-radius: 10px; padding: 6px;
  box-shadow: var(--shadow); z-index: 500;
}
.lang-wrap.open .lang-menu { display: block; }
.lang-menu button {
  display: block; width: 100%; text-align: left; padding: 8px 12px; border: none;
  background: transparent; color: var(--text); font-size: 13px; border-radius: 7px; cursor: pointer;
}
.lang-menu button:hover { background: var(--tint); }
.lang-menu button.on { color: var(--accent); font-weight: 650; background: var(--tint); }

/* 折叠面板 */
.acc { border: 1px solid var(--line); border-radius: var(--radius); margin-bottom: 10px; background: var(--panel); overflow: hidden; }
.acc > summary {
  padding: 12px 16px; cursor: pointer; font-weight: 650; display: flex; align-items: center; gap: 9px;
  list-style: none; user-select: none;
}
.acc > summary::-webkit-details-marker { display: none; }
.acc > summary::before { content: "\f078"; font-family: "Font Awesome 6 Free"; font-weight: 900; font-size: 11px; color: var(--muted); transition: transform .15s; }
.acc[open] > summary::before { transform: rotate(90deg); }
.acc > summary .tag { margin-left: auto; }
.acc .acc-body { padding: 4px 16px 16px; border-top: 1px solid var(--line); }

/* 移动端 */
@media (max-width: 980px) {
  .menu-btn { display: grid; place-items: center; }
  .sidebar { transform: translateX(-100%); transition: transform .2s; }
  .sidebar.open { transform: none; box-shadow: 0 0 40px rgba(0,0,0,.3); }
  .main { margin-left: 0; padding: calc(var(--topbar-h) + 16px) 14px 50px; }
  .landing .hero h1 { font-size: 32px; }
  .grid.c4, .grid.c5 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

/* ============ QQ 机器人控制台（对齐原版） ============ */
.sidebar .nav-section {
  padding: 14px 16px 4px; font-size: 11px; font-weight: 700; letter-spacing: .08em;
  color: var(--muted); text-transform: uppercase;
}
.sidebar .nav-item {
  display: flex; align-items: center; gap: 10px; padding: 9px 16px; cursor: pointer;
  color: var(--text); font-size: 13.5px; border-left: 3px solid transparent; user-select: none;
}
.sidebar .nav-item:hover { background: var(--soft); }
.sidebar .nav-item.active { background: var(--tint); border-left-color: var(--accent); color: var(--accent); font-weight: 600; }
.sidebar .nav-item i { width: 18px; text-align: center; opacity: .85; }
.stat-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); gap: 12px; margin-bottom: 14px; }
.stat-card { text-align: center; padding: 18px 10px 14px; }
.stat-card .stat-val { font-size: 26px; font-weight: 800; color: var(--accent); line-height: 1.2; }
.stat-card .stat-label { font-size: 12.5px; font-weight: 650; margin-top: 2px; }
.tab-row { display: flex; flex-wrap: wrap; gap: 8px; }
.tab-btn {
  border: 1px solid var(--line); background: var(--panel); border-radius: 999px;
  padding: 7px 16px; font-size: 13px; cursor: pointer; color: var(--text); display: inline-flex; align-items: center; gap: 6px;
}
.tab-btn:hover { background: var(--soft); }
.tab-btn.active { background: var(--accent); border-color: var(--accent); color: var(--bg); font-weight: 650; }
.card-head .filters { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }
.card-head .filters select { padding: 6px 10px; }
.field textarea { width: 100%; min-height: 60px; resize: vertical; }