/* ============================================================
   落地页管理系统 - 后台样式（深色主题）
   ============================================================ */
* { margin:0; padding:0; box-sizing:border-box; }
:root {
  --bg: #10131c;
  --bg-card: #1a1e2c;
  --bg-input: #12151f;
  --border: #2a2f42;
  --border-soft: #232838;
  --text: #e8eaf2;
  --text-muted: #8b93a7;
  --primary: #667eea;
  --primary-2: #764ba2;
  --danger: #f43f5e;
  --success: #34d399;
  --warn: #fbbf24;
}
body {
  background:var(--bg); color:var(--text);
  font-family:"Microsoft YaHei","PingFang SC",system-ui,-apple-system,sans-serif;
  font-size:14px; -webkit-font-smoothing:antialiased;
}
a { color:inherit; text-decoration:none; }
.mono { font-family:Consolas,Menlo,monospace; font-size:12.5px; }
.link-muted { color:var(--text-muted); }
.link-muted:hover { color:var(--text); }
.link-blue { color:#8ab4f8; }
.link-blue:hover { text-decoration:underline; }
.link-danger { color:var(--danger); background:none; border:none; cursor:pointer; font-size:12px; }
.link-danger:hover { text-decoration:underline; }

/* ===== 登录页 ===== */
.login-body { display:flex; align-items:center; justify-content:center; min-height:100vh; }
.login-card {
  width:380px; max-width:92vw; background:var(--bg-card);
  border:1px solid var(--border); border-radius:14px; padding:34px 36px;
  box-shadow:0 20px 60px rgba(0,0,0,.45);
}
.login-card h1 { font-size:20px; text-align:center; margin-bottom:4px; }
.login-sub { text-align:center; color:var(--text-muted); font-size:13px; margin-bottom:24px; }
.login-card label { display:block; font-size:13px; color:var(--text-muted); margin:14px 0 5px; }

/* ===== 顶栏 ===== */
.topbar {
  background:var(--bg-card); border-bottom:1px solid var(--border);
  display:flex; align-items:center; padding:0 24px; height:56px;
  position:sticky; top:0; z-index:100;
}
.topbar-title { font-size:16px; font-weight:700; margin-right:36px; white-space:nowrap; }
.topbar-nav { display:flex; gap:4px; flex:1; }
.topbar-nav a {
  padding:7px 16px; border-radius:8px; color:var(--text-muted); font-size:14px;
}
.topbar-nav a:hover { color:var(--text); background:rgba(255,255,255,.05); }
.topbar-nav a.active { color:#fff; background:linear-gradient(135deg,var(--primary),var(--primary-2)); }
.topbar-user { color:var(--text-muted); font-size:13px; display:flex; gap:12px; align-items:center; }

/* ===== 页面容器 ===== */
.page { max-width:1180px; margin:0 auto; padding:24px; }
.page-head { display:flex; align-items:center; justify-content:space-between; margin-bottom:18px; gap:12px; flex-wrap:wrap; }
.page-head h2 { font-size:19px; font-weight:700; display:flex; align-items:center; gap:10px; }
.count-badge {
  background:rgba(102,126,234,.15); color:var(--primary);
  border-radius:20px; padding:2px 10px; font-size:12px; font-weight:600;
}
.page-actions { display:flex; gap:10px; align-items:center; flex-wrap:wrap; }
.inline-form { display:inline-flex; align-items:center; gap:6px; }

/* ===== 按钮 ===== */
.btn {
  display:inline-flex; align-items:center; justify-content:center; gap:6px;
  padding:9px 18px; border-radius:8px; border:1px solid transparent;
  font-size:14px; cursor:pointer; transition:filter .15s; white-space:nowrap;
}
.btn-primary { background:linear-gradient(135deg,var(--primary),var(--primary-2)); color:#fff; font-weight:600; }
.btn-primary:hover { filter:brightness(1.1); }
.btn-ghost { background:transparent; border-color:var(--border); color:var(--text); }
.btn-ghost:hover { border-color:var(--primary); color:var(--primary); }
.btn-danger-ghost { background:transparent; border-color:rgba(244,63,94,.4); color:var(--danger); }
.btn-danger-ghost:hover { background:rgba(244,63,94,.12); }
.btn-block { width:100%; margin-top:22px; }
.btn-sm { padding:5px 12px; font-size:12.5px; border-radius:6px; }
.btn-lg { padding:12px 28px; font-size:15px; }
.btn:disabled { opacity:.5; cursor:not-allowed; }

/* ===== 表格 ===== */
.table { width:100%; border-collapse:collapse; background:var(--bg-card); border-radius:12px; overflow:hidden; }
.table th {
  text-align:left; padding:12px 16px; font-size:12.5px; font-weight:600;
  color:var(--text-muted); background:rgba(255,255,255,.03); border-bottom:1px solid var(--border);
}
.table td { padding:12px 16px; border-bottom:1px solid var(--border-soft); vertical-align:middle; }
.table tr:last-child td { border-bottom:none; }
.table tbody tr:hover { background:rgba(255,255,255,.025); }
.table-plain { margin-top:10px; }
.table-plain td { font-size:13px; }
.cell-main { display:flex; align-items:center; gap:10px; }
.cell-icon { width:36px; height:36px; border-radius:8px; object-fit:cover; background:#2a2f42; }
.cell-title { font-weight:600; }
.cell-sub { color:var(--text-muted); font-size:12px; margin-top:2px; }
.td-empty { text-align:center; color:var(--text-muted); padding:28px !important; }
.tag { background:rgba(102,126,234,.15); color:#a5b4fc; border-radius:6px; padding:3px 10px; font-size:12px; }
.badge { display:inline-block; border-radius:20px; padding:2px 10px; font-size:12px; }
.badge-ok { background:rgba(52,211,153,.12); color:var(--success); }
.badge-off { background:rgba(139,147,167,.15); color:var(--text-muted); }
.badge-danger { background:rgba(244,63,94,.14); color:#f87171; }
/* SSL 状态徽标 */
.ssl-badge {
  display:inline-block; padding:3px 10px; border-radius:12px;
  font-size:12px; font-weight:500;
}
.ssl-0 { background:rgba(139,147,167,.15); color:var(--text-muted); }
.ssl-1 { background:rgba(251,191,36,.15); color:#fbbf24; }
.ssl-2 { background:rgba(52,211,153,.15); color:var(--success); }
.ssl-3 { background:rgba(244,63,94,.15); color:#f87171; }
.ops { display:flex; gap:6px; align-items:center; }
.ops form { margin:0; }

/* ===== 提示 ===== */
.alert { padding:11px 16px; border-radius:8px; font-size:13px; margin-bottom:16px; }
.alert-success { background:rgba(52,211,153,.1); color:var(--success); border:1px solid rgba(52,211,153,.25); }
.alert-danger { background:rgba(244,63,94,.1); color:#f87171; border:1px solid rgba(244,63,94,.25); }
.alert-warn { background:rgba(251,191,36,.1); color:var(--warn); border:1px solid rgba(251,191,36,.25); }
.empty {
  background:var(--bg-card); border:1px dashed var(--border); border-radius:12px;
  padding:50px; text-align:center; color:var(--text-muted);
}

/* ===== 表单 ===== */
.form-section {
  background:var(--bg-card); border:1px solid var(--border); border-radius:12px;
  padding:20px 22px; margin-bottom:16px;
}
.form-title { font-size:14.5px; font-weight:700; margin-bottom:16px; padding-bottom:10px; border-bottom:1px solid var(--border-soft); }
.form-row { display:flex; gap:14px; flex-wrap:wrap; }
.form-row .form-item { flex:1; min-width:170px; }
.form-item { margin-bottom:14px; }
.form-item label { display:block; font-size:13px; color:var(--text-muted); margin-bottom:6px; }
.req { color:var(--danger); margin-right:2px; }
input[type="text"], input[type="password"], input[type="url"], input[type="number"], input[type="email"],
select, textarea {
  width:100%; padding:9px 12px; background:var(--bg-input);
  border:1px solid var(--border); border-radius:8px; color:var(--text);
  font-size:14px; font-family:inherit; outline:none; transition:border-color .15s;
}
input:focus, select:focus, textarea:focus { border-color:var(--primary); }
textarea { resize:vertical; line-height:1.6; }
.form-tip { font-size:12px; color:var(--text-muted); margin-top:5px; }
.form-tip-inline { font-size:12px; color:var(--text-muted); font-weight:400; }
.form-actions { display:flex; gap:10px; margin-top:20px; }
.mt-24 { margin-top:24px; }
.placeholder-intro { color:var(--text-muted); font-size:13px; margin-bottom:6px; line-height:1.8; }

/* 开关 */
.switch { position:relative; display:inline-block; width:44px; height:24px; margin-top:4px; }
.switch input { opacity:0; width:0; height:0; }
.slider {
  position:absolute; inset:0; background:#2a2f42; border-radius:24px; cursor:pointer; transition:.2s;
}
.slider::before {
  content:""; position:absolute; width:18px; height:18px; left:3px; top:3px;
  background:#8b93a7; border-radius:50%; transition:.2s;
}
.switch input:checked + .slider { background:linear-gradient(135deg,var(--primary),var(--primary-2)); }
.switch input:checked + .slider::before { transform:translateX(20px); background:#fff; }

/* 颜色选择 */
.color-picker { display:flex; gap:10px; align-items:center; }
.color-picker input[type="color"] {
  width:52px; height:40px; padding:3px; background:var(--bg-input);
  border:1px solid var(--border); border-radius:8px; cursor:pointer;
}
.color-picker input[type="text"] { flex:1; }

/* 上传框 */
.upload-box {
  border:1px dashed var(--border); border-radius:10px; padding:16px;
  text-align:center; cursor:pointer; transition:border-color .15s; background:var(--bg-input);
  position:relative;
}
.upload-box:hover { border-color:var(--primary); }
.upload-box .file-input { position:absolute; inset:0; opacity:0; cursor:pointer; width:100%; height:100%; }
.upload-placeholder { color:var(--text-muted); font-size:13px; }
.upload-file { margin-top:10px; font-size:13px; color:var(--text); display:flex; align-items:center; justify-content:center; gap:8px; }
.upload-file.uploading { color:var(--primary); }

/* 截图网格 */
.shot-grid { display:grid; grid-template-columns:repeat(4,1fr); gap:12px; }
.shot-slot {
  position:relative; aspect-ratio:9/16; border:1px dashed var(--border); border-radius:10px;
  background:var(--bg-input); cursor:pointer; overflow:hidden; display:flex;
  align-items:center; justify-content:center;
}
.shot-slot:hover { border-color:var(--primary); }
.shot-slot .file-input { position:absolute; inset:0; opacity:0; cursor:pointer; width:100%; height:100%; z-index:3; }
.shot-empty { font-size:26px; color:var(--text-muted); }
.shot-preview { width:100%; height:100%; object-fit:cover; }
.shot-remove {
  position:absolute; top:5px; right:5px; z-index:4; width:22px; height:22px; border-radius:50%;
  background:rgba(16,19,28,.8); color:#fff; border:1px solid var(--border); cursor:pointer; font-size:14px; line-height:1;
}
.shot-count { color:var(--text-muted); font-weight:400; font-size:12px; }

/* ===== 编辑页双栏布局 ===== */
.edit-layout { display:flex; gap:22px; align-items:flex-start; }
.edit-form { flex:1.15; min-width:0; }
.edit-preview {
  flex:1; position:sticky; top:80px; min-width:300px;
  background:var(--bg-card); border:1px solid var(--border); border-radius:12px; padding:16px;
}
.preview-head {
  display:flex; justify-content:space-between; align-items:center;
  font-size:13.5px; font-weight:600; padding-bottom:12px; border-bottom:1px solid var(--border-soft); margin-bottom:14px;
}

/* 手机模拟 */
.phone {
  width:min(100%,320px); margin:0 auto; background:#000; border-radius:36px;
  padding:10px; box-shadow:0 16px 44px rgba(0,0,0,.5);
}
.phone-statusbar {
  display:flex; justify-content:space-between; padding:6px 12px 4px;
  color:#fff; font-size:10px; font-weight:600;
}
.phone-screen {
  background:#fff; border-radius:26px; overflow:hidden; color:#202124;
  font-family:"Roboto","PingFang SC",sans-serif; height:560px; overflow-y:auto;
}
.pv-gp-header {
  display:flex; align-items:center; padding:10px 14px; border-bottom:1px solid #e8eaed;
  background:#fff; position:sticky; top:0; z-index:5;
}
.pv-gp-logo { display:flex; align-items:center; gap:4px; font-size:12px; font-weight:600; color:#5f6368; }

.pv-hero { display:flex; align-items:center; gap:10px; padding:12px 14px 4px; }
.pv-icon { width:46px; height:46px; border-radius:11px; box-shadow:0 2px 8px rgba(60,64,67,.25); object-fit:cover; }
.pv-icon-ph { width:46px; height:46px; border-radius:11px; background:#f3f3f4; }
.pv-name { font-size:13px; font-weight:600; line-height:1.3; overflow:hidden; text-overflow:ellipsis; }
.pv-dev { font-size:9.5px; color:#01875f; margin-top:1px; overflow:hidden; text-overflow:ellipsis; white-space:nowrap; }

.pv-meta { display:flex; align-items:center; padding:9px 14px 3px; }
.pv-meta-item { flex:1; min-width:0; }
.pv-meta-item.big b { display:block; font-size:12.5px; font-weight:600; }
.pv-meta-item.big span { display:block; font-size:7.5px; color:#5f6368; margin-top:1px; }
.pv-meta-item.small span { display:block; font-size:9px; color:#202124; text-align:center; }
.pv-meta-item.big.right b, .pv-meta-item.big.right span { text-align:right; }

.pv-btn {
  display:block; margin:8px 14px 5px; text-align:center; color:#fff; font-weight:600;
  font-size:13px; padding:9px; border-radius:8px; background:#01875f;
}

.pv-actions { display:flex; align-items:center; gap:6px; padding:3px 14px 4px; }
.pv-act {
  display:flex; align-items:center; gap:4px; font-size:10px; color:#01875f; font-weight:500;
  padding:4px 8px; border-radius:5px; background:#e6f4ee;
}

.pv-device-hint {
  display:flex; align-items:center; gap:6px; margin:5px 14px 3px; padding:9px 12px;
  background:#f8f9fa; border:1px solid #e8eaed; border-radius:8px; font-size:10px; color:#3c4043;
}

.pv-shots { display:grid; grid-template-columns:repeat(3,1fr); gap:6px; padding:8px 14px 2px; }
.pv-shots img { width:100%; aspect-ratio:9/16; object-fit:cover; border-radius:6px; background:#f1f3f4; border:1px solid #e8eaed; }

.pv-content { padding:2px 14px 10px; }
.pv-sec { padding:4px 0; }
.pv-sec-title { font-size:11.5px; font-weight:600; color:#202124; margin-bottom:2px; }
.pv-desc, .pv-feature { font-size:10px; line-height:1.7; color:#3c4043; }
.pv-feature-title { font-size:10px; font-weight:600; margin-top:6px; }
.pv-version { margin-top:4px; font-size:9px; color:#5f6368; }

.pv-nav {
  display:flex; position:sticky; bottom:0; background:#fff; border-top:1px solid #e8eaed;
  margin-top:4px;
}
.pv-nav span {
  flex:1; display:flex; flex-direction:column; align-items:center; gap:1px;
  padding:6px 0 5px; font-size:8.5px; color:#5f6368;
}
.pv-nav span.active { color:#1a73e8; }

/* 响应式 */
@media (max-width:960px) {
  .edit-layout { flex-direction:column; }
  .edit-preview { position:static; width:100%; }
  .shot-grid { grid-template-columns:repeat(2,1fr); }
}
@media (max-width:640px) {
  .page { padding:14px; }
  .topbar { padding:0 14px; }
  .topbar-title { margin-right:16px; }
  .form-row .form-item { min-width:100%; }
}