/* ============================================================
   星际猎人 · 同盟综合服务中心
   设计规范：蓝色 + 白色，模块层次分明，横竖屏自适应
   ============================================================ */

:root {
  --primary: #1a63e0;
  --primary-dark: #124bb0;
  --primary-light: #eaf1fd;
  --primary-grad: linear-gradient(135deg, #1a63e0 0%, #3b82f6 100%);
  --bg: #f3f6fb;
  --card: #ffffff;
  --text: #1a2333;
  --muted: #64748b;
  --border: #e2e8f0;
  --success: #16a34a;
  --success-bg: #ecfdf3;
  --warning: #d97706;
  --warning-bg: #fffbeb;
  --danger: #dc2626;
  --danger-bg: #fef2f2;
  --info-bg: #eff6ff;
  --radius: 12px;
  --shadow: 0 1px 3px rgba(15, 40, 90, .06), 0 4px 14px rgba(15, 40, 90, .05);
  --shadow-lg: 0 8px 30px rgba(15, 40, 90, .12);
  --sidebar-w: 232px;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

html { -webkit-text-size-adjust: 100%; }

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC",
    "Hiragino Sans GB", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
  font-size: 14px;
  line-height: 1.6;
}

a { color: var(--primary); text-decoration: none; }
a:hover { color: var(--primary-dark); }
img { max-width: 100%; }
b, strong { font-weight: 600; }

.container { max-width: 1080px; margin: 0 auto; padding: 0 16px; }
.container-wide { max-width: 1280px; margin: 0 auto; padding: 0 16px; }
.muted { color: var(--muted); }
.link-danger { color: var(--danger); }

/* ============ 顶部导航（公共） ============ */

.topbar {
  position: sticky; top: 0; z-index: 60;
  background: rgba(255, 255, 255, .96);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--border);
}
.topbar-inner { display: flex; align-items: center; gap: 16px; height: 60px; }

.brand { display: flex; align-items: center; gap: 10px; color: var(--text); }
.brand:hover { color: var(--text); }
.brand-logo {
  width: 36px; height: 36px; border-radius: 10px;
  background: var(--primary-grad); color: #fff;
  display: flex; align-items: center; justify-content: center;
  font-size: 18px; box-shadow: 0 4px 10px rgba(26, 99, 224, .35);
  flex: none;
}
.brand-text { font-size: 17px; font-weight: 700; letter-spacing: .5px; }
.brand-text em { display: block; font-style: normal; font-size: 11px; font-weight: 400; color: var(--muted); letter-spacing: 2px; }

.topnav { display: flex; align-items: center; gap: 4px; margin-left: auto; }
.topnav a {
  padding: 8px 14px; border-radius: 8px; color: var(--text);
  font-size: 14px; transition: background .15s, color .15s;
}
.topnav a:hover { background: var(--primary-light); color: var(--primary-dark); }
.topnav a.on { background: var(--primary-light); color: var(--primary-dark); font-weight: 600; }

.nav-toggle {
  display: none; border: 0; background: none; font-size: 22px; cursor: pointer;
  color: var(--text); padding: 4px 8px;
}

/* 用户页子导航 */
.subnav { background: #fff; border-bottom: 1px solid var(--border); overflow-x: auto; }
.subnav-inner { display: flex; gap: 2px; white-space: nowrap; }
.subnav a {
  padding: 12px 14px; color: var(--muted); font-size: 14px; border-bottom: 2px solid transparent;
  position: relative;
}
.subnav a.on { color: var(--primary); border-bottom-color: var(--primary); font-weight: 600; }
.dot { display: inline-block; width: 7px; height: 7px; border-radius: 50%; background: var(--danger); margin-left: 2px; vertical-align: 2px; }

/* ============ 管理后台布局 ============ */

.admin-shell { display: flex; min-height: 100vh; }

.sidebar {
  width: var(--sidebar-w); flex: none; background: #0f1e3d;
  display: flex; flex-direction: column;
  position: sticky; top: 0; height: 100vh; overflow-y: auto;
}
.sidebar-brand {
  display: flex; align-items: center; gap: 10px; padding: 18px 16px;
  color: #fff; font-size: 16px; font-weight: 700;
  border-bottom: 1px solid rgba(255, 255, 255, .08);
}
.sidebar-brand em { display: block; font-style: normal; font-size: 11px; font-weight: 400; color: #8fa3c8; }
.sidebar-nav { padding: 12px 10px; display: flex; flex-direction: column; gap: 2px; }
.sidebar-nav a {
  display: flex; align-items: center; gap: 10px; padding: 10px 12px;
  border-radius: 8px; color: #b8c6e0; font-size: 14px; transition: background .15s, color .15s;
}
.sidebar-nav a:hover { background: rgba(255, 255, 255, .08); color: #fff; }
.sidebar-nav a.on { background: var(--primary); color: #fff; font-weight: 600; }
.sidebar-nav a .mi { width: 20px; text-align: center; font-size: 15px; }
.sidebar-nav .sidebar-back { margin-top: 14px; border-top: 1px solid rgba(255,255,255,.08); padding-top: 14px; color: #8fa3c8; }

.admin-main { flex: 1; min-width: 0; display: flex; flex-direction: column; }

.admin-topbar {
  position: sticky; top: 0; z-index: 50;
  display: flex; align-items: center; gap: 12px; height: 58px;
  background: rgba(255, 255, 255, .96); backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--border); padding: 0 20px;
}
.admin-title { font-size: 16px; font-weight: 700; }
.admin-user { margin-left: auto; display: flex; align-items: center; gap: 10px; }
.admin-user .uname { font-weight: 600; }

.admin-content { padding: 20px 0 60px; }
.imp-banner { display: flex; align-items: center; gap: 10px; }

/* ============ 按钮 ============ */

.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 6px;
  border: 1px solid transparent; border-radius: 8px; cursor: pointer;
  font-size: 14px; font-weight: 500; padding: 9px 18px;
  transition: all .15s; user-select: none; white-space: nowrap;
  font-family: inherit;
}
.btn-primary { background: var(--primary); color: #fff; box-shadow: 0 4px 10px rgba(26, 99, 224, .3); }
.btn-primary:hover { background: var(--primary-dark); color: #fff; }
.btn-ghost { background: #fff; border-color: var(--border); color: var(--text); }
.btn-ghost:hover { border-color: var(--primary); color: var(--primary); }
.btn-danger { background: var(--danger); color: #fff; }
.btn-danger:hover { background: #b91c1c; color: #fff; }
.btn-success { background: var(--success); color: #fff; }
.btn-success:hover { background: #15803d; color: #fff; }
.btn-sm { padding: 5px 12px; font-size: 13px; border-radius: 7px; }
.btn-lg { padding: 13px 30px; font-size: 16px; border-radius: 10px; }
.btn-block { width: 100%; }
.btn:disabled { opacity: .55; cursor: not-allowed; }

/* ============ 表单 ============ */

.form-group { margin-bottom: 16px; }
.form-label { display: block; margin-bottom: 6px; font-weight: 600; font-size: 13px; color: #334155; }
.form-label .req { color: var(--danger); }
.form-help { font-size: 12px; color: var(--muted); margin-top: 4px; }
.input, .select, .textarea {
  width: 100%; padding: 10px 12px; border: 1px solid var(--border); border-radius: 8px;
  font-size: 14px; font-family: inherit; background: #fff; color: var(--text);
  transition: border-color .15s, box-shadow .15s; outline: none;
}
.input:focus, .select:focus, .textarea:focus {
  border-color: var(--primary); box-shadow: 0 0 0 3px rgba(26, 99, 224, .15);
}
.textarea { min-height: 96px; resize: vertical; }
.select { appearance: none; background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%2364748b' stroke-width='2.5'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E"); background-repeat: no-repeat; background-position: right 12px center; padding-right: 34px; }
.form-row { display: flex; gap: 14px; flex-wrap: wrap; }
.form-row .form-group { flex: 1; min-width: 200px; }
.checkline { display: flex; align-items: center; gap: 8px; font-size: 14px; }
.checkline input { width: 16px; height: 16px; accent-color: var(--primary); }

/* ============ 卡片 / 面板 ============ */

.card {
  background: var(--card); border: 1px solid var(--border); border-radius: var(--radius);
  box-shadow: var(--shadow); padding: 20px; margin-bottom: 18px;
}
.card-title { font-size: 16px; font-weight: 700; margin-bottom: 14px; display: flex; align-items: center; gap: 8px; }
.card-title .sub { font-size: 12px; font-weight: 400; color: var(--muted); }

.stat-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 16px; margin-bottom: 18px; }
.stat-card {
  background: #fff; border: 1px solid var(--border); border-radius: var(--radius);
  padding: 18px 20px; display: flex; align-items: center; gap: 14px; box-shadow: var(--shadow);
}
.stat-icon {
  width: 48px; height: 48px; border-radius: 12px; flex: none;
  background: var(--primary-light); display: flex; align-items: center; justify-content: center; font-size: 22px;
}
.stat-value { font-size: 24px; font-weight: 800; color: var(--text); line-height: 1.2; }
.stat-label { font-size: 12px; color: var(--muted); }

/* ============ 表格 ============ */

.table-wrap { overflow-x: auto; border: 1px solid var(--border); border-radius: var(--radius); background: #fff; }
table.table { width: 100%; border-collapse: collapse; font-size: 13.5px; min-width: 640px; }
.table th {
  background: #f8fafc; text-align: left; padding: 11px 14px; font-weight: 600;
  color: #475569; border-bottom: 1px solid var(--border); white-space: nowrap;
}
.table th a { color: inherit; }
.table th a.on { color: var(--primary); }
.table td { padding: 11px 14px; border-bottom: 1px solid #f1f5f9; vertical-align: middle; }
.table tbody tr:hover { background: #f8fbff; }
.table tbody tr:last-child td { border-bottom: 0; }

/* ============ 徽章 / 标签 ============ */

.badge {
  display: inline-block; padding: 2px 10px; border-radius: 999px;
  font-size: 12px; font-weight: 600; white-space: nowrap;
}
.badge.blue { background: var(--info-bg); color: var(--primary); }
.badge.green { background: var(--success-bg); color: var(--success); }
.badge.amber { background: var(--warning-bg); color: var(--warning); }
.badge.red { background: var(--danger-bg); color: var(--danger); }
.badge.gray { background: #f1f5f9; color: #64748b; }
.tag { display: inline-block; padding: 1px 8px; border-radius: 6px; background: #f1f5f9; color: #475569; font-size: 12px; }

/* ============ 提示 ============ */

.alert { padding: 12px 16px; border-radius: 10px; margin-bottom: 16px; font-size: 14px; position: relative; display: flex; align-items: center; gap: 8px; }
.alert.success { background: var(--success-bg); color: #14532d; border: 1px solid #bbf7d0; }
.alert.danger { background: var(--danger-bg); color: #7f1d1d; border: 1px solid #fecaca; }
.alert.warning { background: var(--warning-bg); color: #78350f; border: 1px solid #fde68a; }
.alert.info { background: var(--info-bg); color: #1e3a8a; border: 1px solid #bfdbfe; }
.alert-x { margin-left: auto; border: 0; background: none; font-size: 18px; cursor: pointer; color: inherit; opacity: .6; }

.notice-box {
  background: var(--warning-bg); border: 1px solid #fde68a; color: #78350f;
  padding: 12px 16px; border-radius: 10px; font-size: 13px; margin-bottom: 16px; line-height: 1.8;
}
.notice-box b { color: #92400e; }

/* ============ 页签 ============ */

.tabs { display: flex; gap: 6px; flex-wrap: wrap; margin-bottom: 16px; }
.tabs a {
  padding: 8px 18px; border-radius: 999px; background: #fff; border: 1px solid var(--border);
  color: var(--muted); font-size: 13.5px; font-weight: 500;
}
.tabs a.on { background: var(--primary); border-color: var(--primary); color: #fff; }

/* ============ 分页 ============ */

.pager { display: flex; gap: 6px; justify-content: center; margin-top: 16px; flex-wrap: wrap; }
.pager a { min-width: 32px; height: 32px; display: inline-flex; align-items: center; justify-content: center; border-radius: 8px; background: #fff; border: 1px solid var(--border); color: var(--text); font-size: 13px; padding: 0 8px; }
.pager a.on { background: var(--primary); border-color: var(--primary); color: #fff; font-weight: 600; }

/* ============ 首页 Hero ============ */

.hero {
  background: var(--primary-grad); border-radius: 20px; color: #fff;
  padding: 70px 40px; text-align: center; margin: 28px 0 24px;
  position: relative; overflow: hidden; box-shadow: var(--shadow-lg);
}
.hero::before, .hero::after {
  content: ""; position: absolute; border-radius: 50%; background: rgba(255, 255, 255, .08);
}
.hero::before { width: 320px; height: 320px; top: -140px; right: -80px; }
.hero::after { width: 220px; height: 220px; bottom: -110px; left: -60px; }
.hero h1 { font-size: 34px; font-weight: 800; letter-spacing: 1px; margin-bottom: 12px; position: relative; }
.hero p { font-size: 16px; opacity: .92; margin-bottom: 30px; position: relative; }
.hero .btn { background: #fff; color: var(--primary); font-weight: 700; box-shadow: 0 6px 18px rgba(0, 0, 0, .18); }
.hero .btn:hover { background: #f0f5ff; color: var(--primary-dark); }

/* ============ 登录页 ============ */

.login-body { min-height: 100vh; display: flex; align-items: center; justify-content: center; padding: 24px 16px; background: var(--primary-grad); }
.login-card { width: 100%; max-width: 430px; background: #fff; border-radius: 18px; box-shadow: var(--shadow-lg); padding: 34px 32px; }
.login-logo { text-align: center; margin-bottom: 8px; font-size: 40px; }
.login-title { text-align: center; font-size: 21px; font-weight: 800; margin-bottom: 4px; }
.login-sub { text-align: center; color: var(--muted); font-size: 13px; margin-bottom: 22px; }
.login-warn {
  background: var(--danger-bg); border: 1px solid #fecaca; border-radius: 10px;
  padding: 12px 14px; font-size: 12px; color: #7f1d1d; line-height: 1.8; margin-bottom: 18px;
  max-height: 150px; overflow-y: auto;
}
.login-warn b { color: #991b1b; }

/* ============ 任务卡片 / 列表 ============ */

.task-card { background: #fff; border: 1px solid var(--border); border-radius: var(--radius); padding: 18px 20px; margin-bottom: 14px; box-shadow: var(--shadow); }
.task-head { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; margin-bottom: 8px; }
.task-head h3 { font-size: 16px; font-weight: 700; margin-right: auto; }
.task-meta { display: flex; gap: 14px; flex-wrap: wrap; font-size: 13px; color: var(--muted); margin-bottom: 10px; }
.task-desc { font-size: 13.5px; color: #334155; margin-bottom: 12px; white-space: pre-line; }
.task-actions { display: flex; gap: 10px; flex-wrap: wrap; align-items: center; }

.photo-grid { display: flex; gap: 10px; flex-wrap: wrap; margin-top: 10px; }
.photo-grid .ph { width: 84px; height: 84px; object-fit: cover; border-radius: 10px; border: 1px solid var(--border); cursor: zoom-in; }

.upload-box { border: 1.5px dashed #cbd5e1; border-radius: 10px; padding: 14px; text-align: center; color: var(--muted); font-size: 13px; cursor: pointer; transition: border-color .15s, background .15s; }
.upload-box:hover { border-color: var(--primary); background: var(--primary-light); color: var(--primary); }
.upload-box input { display: none; }
.upload-preview { display: flex; gap: 8px; flex-wrap: wrap; margin-top: 10px; }
.upload-preview img { width: 64px; height: 64px; object-fit: cover; border-radius: 8px; border: 1px solid var(--border); }

/* ============ 站内信 ============ */

.msg-item { background: #fff; border: 1px solid var(--border); border-radius: var(--radius); padding: 14px 18px; margin-bottom: 12px; box-shadow: var(--shadow); }
.msg-item.unread { border-left: 3px solid var(--primary); background: #fbfdff; }
.msg-head { display: flex; gap: 10px; align-items: center; margin-bottom: 6px; }
.msg-head b { font-size: 14.5px; }
.msg-head .time { margin-left: auto; color: var(--muted); font-size: 12px; flex: none; }
.msg-body { font-size: 13.5px; color: #334155; white-space: pre-line; }

/* ============ 公告 ============ */

.ann-item { background: #fff; border: 1px solid var(--border); border-radius: var(--radius); padding: 18px 20px; margin-bottom: 14px; box-shadow: var(--shadow); }
.ann-head { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; margin-bottom: 8px; }
.ann-head h3 { font-size: 15.5px; font-weight: 700; margin-right: auto; }
.ann-body { font-size: 13.5px; color: #334155; white-space: pre-line; margin-bottom: 10px; }

/* ============ 空态 / 其他 ============ */

.empty-hint { text-align: center; color: var(--muted); padding: 46px 0; font-size: 14px; }
.search-bar { display: flex; gap: 10px; flex-wrap: wrap; align-items: center; margin-bottom: 16px; }
.search-bar .input { max-width: 260px; }
.toolbar { display: flex; gap: 10px; flex-wrap: wrap; align-items: center; margin-bottom: 16px; }
.toolbar .spacer { flex: 1; }
.mono { font-family: Consolas, Monaco, monospace; font-size: 13px; }
.copyable { cursor: pointer; user-select: all; }

.divider { height: 1px; background: var(--border); margin: 18px 0; }
.mb-0 { margin-bottom: 0; }
.mt-8 { margin-top: 8px; }
.mt-16 { margin-top: 16px; }
.flex { display: flex; gap: 10px; align-items: center; flex-wrap: wrap; }
.flex-right { margin-left: auto; }

.site-footer { margin-top: 40px; border-top: 1px solid var(--border); background: #fff; padding: 22px 0; text-align: center; font-size: 13px; color: var(--muted); }

/* ============ 响应式 ============ */

@media (max-width: 900px) {
  .topnav { display: none; position: absolute; top: 60px; left: 0; right: 0; background: #fff; border-bottom: 1px solid var(--border); flex-direction: column; align-items: stretch; padding: 10px 14px; gap: 2px; box-shadow: var(--shadow-lg); }
  .topnav.open { display: flex; }
  .nav-toggle { display: inline-flex; margin-left: auto; }
  .topnav a { padding: 12px 14px; }
  .sidebar { position: fixed; left: 0; top: 0; z-index: 100; transform: translateX(-100%); transition: transform .2s; box-shadow: var(--shadow-lg); }
  .sidebar.open { transform: translateX(0); }
  .admin-content { padding-top: 14px; }
  .hero { padding: 46px 22px; }
  .hero h1 { font-size: 26px; }
  .stat-grid { grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); }
  .admin-topbar { padding: 0 12px; }
}

@media (max-width: 480px) {
  .container, .container-wide { padding: 0 12px; }
  .brand-text em { display: none; }
  .card { padding: 16px; }
  .login-card { padding: 26px 20px; }
  .hero { border-radius: 14px; }
  .form-row .form-group { min-width: 100%; }
  .admin-user .badge { display: none; }
}