/* ============================================================
   工单业务支撑系统 · 后台样式(自研,无外部依赖)
   ============================================================ */
:root {
    --primary: #2c4be0;
    --primary-dark: #1f37b8;
    --primary-light: #eef1fd;
    --success: #16a34a;
    --warning: #d97706;
    --danger: #dc2626;
    --text: #1f2937;
    --text-2: #6b7280;
    --text-3: #9ca3af;
    --border: #e5e7eb;
    --bg: #f5f6fa;
    --white: #fff;
    --radius: 8px;
    --shadow: 0 1px 3px rgba(0, 0, 0, .06), 0 1px 2px rgba(0, 0, 0, .04);
    --shadow-lg: 0 10px 30px rgba(0, 0, 0, .12);
    --sidebar-w: 216px;
    --header-h: 56px;
}
* { box-sizing: border-box; margin: 0; padding: 0; }
body {
    font-family: -apple-system, "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
    font-size: 14px; color: var(--text); background: var(--bg); line-height: 1.6;
}
a { color: var(--primary); text-decoration: none; }
.boot-loading { display: flex; flex-direction: column; align-items: center; justify-content: center; height: 100vh; color: var(--text-2); }
.spinner { width: 32px; height: 32px; border: 3px solid var(--border); border-top-color: var(--primary); border-radius: 50%; animation: spin .8s linear infinite; margin-bottom: 12px; }
@keyframes spin { to { transform: rotate(360deg); } }

/* ---------- 登录页 ---------- */
.login-wrap { display: flex; height: 100vh; }
.login-brand {
    flex: 1; background: linear-gradient(160deg, #1624a8 0%, #2c4be0 55%, #2477fa 100%);
    color: #fff; display: flex; flex-direction: column; align-items: center; justify-content: center; position: relative; overflow: hidden;
}
.login-brand::before, .login-brand::after { content: ""; position: absolute; border-radius: 50%; background: rgba(255,255,255,.07); }
.login-brand::before { width: 460px; height: 460px; top: -140px; right: -120px; }
.login-brand::after { width: 320px; height: 320px; bottom: -120px; left: -90px; }
.login-brand .mark { width: 84px; height: 84px; border-radius: 20px; background: rgba(255,255,255,.16); display: flex; align-items: center; justify-content: center; margin-bottom: 22px; backdrop-filter: blur(4px); }
.login-brand .mark svg { width: 46px; height: 46px; }
.login-brand h1 { font-size: 30px; font-weight: 700; letter-spacing: 2px; z-index: 1; }
.login-brand p { margin-top: 12px; opacity: .8; letter-spacing: 4px; font-size: 13px; z-index: 1; }
.login-panel { width: 420px; display: flex; align-items: center; justify-content: center; background: var(--white); }
.login-box { width: 300px; }
.login-box h2 { font-size: 20px; margin-bottom: 6px; }
.login-box .sub { color: var(--text-3); font-size: 13px; margin-bottom: 26px; }

/* ---------- 布局 ---------- */
.layout { display: flex; min-height: 100vh; }
.sidebar { width: var(--sidebar-w); background: #1e2536; color: #c9d1e0; display: flex; flex-direction: column; position: fixed; top: 0; bottom: 0; left: 0; z-index: 20; }
.sidebar .logo { height: var(--header-h); display: flex; align-items: center; gap: 10px; padding: 0 18px; color: #fff; font-weight: 600; border-bottom: 1px solid rgba(255,255,255,.07); }
.sidebar .logo .dot { width: 26px; height: 26px; border-radius: 7px; background: linear-gradient(150deg, #415bed, #2477fa); display: flex; align-items: center; justify-content: center; }
.sidebar .logo .dot svg { width: 15px; height: 15px; }
.sidebar nav { flex: 1; overflow-y: auto; padding: 10px 0; }
.sidebar nav a { display: flex; align-items: center; gap: 10px; padding: 10px 18px; color: #c9d1e0; font-size: 14px; border-left: 3px solid transparent; }
.sidebar nav a:hover { background: rgba(255,255,255,.05); color: #fff; }
.sidebar nav a.active { background: rgba(44,75,224,.22); color: #fff; border-left-color: #4b6bff; }
.sidebar nav .group-title { padding: 14px 18px 6px; font-size: 12px; color: #6b7794; letter-spacing: 1px; }
.main { flex: 1; margin-left: var(--sidebar-w); display: flex; flex-direction: column; }
.topbar { height: var(--header-h); background: var(--white); border-bottom: 1px solid var(--border); display: flex; align-items: center; justify-content: space-between; padding: 0 22px; position: sticky; top: 0; z-index: 10; }
.topbar .crumb { font-size: 15px; font-weight: 600; }
.topbar .user { display: flex; align-items: center; gap: 12px; color: var(--text-2); font-size: 13px; }
.content { padding: 20px 22px 40px; }

/* ---------- 卡片 ---------- */
.card { background: var(--white); border-radius: var(--radius); box-shadow: var(--shadow); margin-bottom: 18px; }
.card-head { padding: 14px 18px; border-bottom: 1px solid var(--border); display: flex; align-items: center; justify-content: space-between; gap: 12px; flex-wrap: wrap; }
.card-head h3 { font-size: 15px; font-weight: 600; }
.card-body { padding: 18px; }
.stat-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(190px, 1fr)); gap: 14px; margin-bottom: 18px; }
.stat { background: var(--white); border-radius: var(--radius); padding: 16px 18px; box-shadow: var(--shadow); }
.stat .label { color: var(--text-2); font-size: 13px; }
.stat .value { font-size: 26px; font-weight: 700; margin-top: 6px; color: var(--primary); }
.stat .value.green { color: var(--success); }
.stat .value.orange { color: var(--warning); }
.stat .value.gray { color: var(--text-2); }

/* ---------- 表格 ---------- */
table { width: 100%; border-collapse: collapse; font-size: 13.5px; }
th, td { padding: 11px 12px; text-align: left; border-bottom: 1px solid var(--border); }
th { background: #fafbfc; color: var(--text-2); font-weight: 600; white-space: nowrap; }
tbody tr:hover { background: #fafbff; }
td.actions { white-space: nowrap; }
td.actions a { margin-right: 10px; font-size: 13px; }
td.actions a.danger { color: var(--danger); }
.empty { text-align: center; color: var(--text-3); padding: 40px 0; }

/* ---------- 表单 ---------- */
.form-row { margin-bottom: 16px; }
.form-row label { display: block; margin-bottom: 6px; font-size: 13px; color: var(--text-2); }
.form-row label .req { color: var(--danger); margin-left: 3px; }
input[type=text], input[type=password], input[type=number], input[type=date], select, textarea {
    width: 100%; padding: 8px 11px; border: 1px solid var(--border); border-radius: 6px;
    font-size: 14px; font-family: inherit; color: var(--text); background: var(--white); outline: none;
}
input:focus, select:focus, textarea:focus { border-color: var(--primary); box-shadow: 0 0 0 3px var(--primary-light); }
textarea { min-height: 84px; resize: vertical; }
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 0 18px; }
.form-actions { padding-top: 8px; display: flex; gap: 10px; }
.hint { color: var(--text-3); font-size: 12px; margin-top: 4px; }

/* ---------- 按钮 ---------- */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 6px; padding: 8px 16px; border: 1px solid var(--border); border-radius: 6px; background: var(--white); color: var(--text); font-size: 14px; cursor: pointer; font-family: inherit; }
.btn:hover { border-color: #cfd4dd; background: #fafbfc; }
.btn-primary { background: var(--primary); border-color: var(--primary); color: #fff; }
.btn-primary:hover { background: var(--primary-dark); border-color: var(--primary-dark); }
.btn-danger { background: var(--danger); border-color: var(--danger); color: #fff; }
.btn-danger:hover { background: #b91c1c; border-color: #b91c1c; }
.btn-sm { padding: 5px 11px; font-size: 13px; }
.btn-block { width: 100%; }
.btn[disabled] { opacity: .6; cursor: not-allowed; }

/* ---------- 标签 ---------- */
.tag { display: inline-block; padding: 2px 9px; border-radius: 20px; font-size: 12px; background: var(--primary-light); color: var(--primary); }
.tag.green { background: #e8f8ef; color: var(--success); }
.tag.orange { background: #fef3e2; color: var(--warning); }
.tag.red { background: #fdeaea; color: var(--danger); }
.tag.gray { background: #f1f2f4; color: var(--text-2); }
/* 兼容连字符写法:各模块页面用的是 class="tag tag-green" 这种形式,
   早期只定义了 .tag.green,导致彩色标签退化成默认样式(34 处受影响)。 */
.tag-green { background: #e8f8ef; color: var(--success); }
.tag-orange { background: #fef3e2; color: var(--warning); }
.tag-red { background: #fdeaea; color: var(--danger); }
.tag-gray { background: #f1f2f4; color: var(--text-2); }
.tag-blue { background: #e8f1fd; color: var(--primary); }
.tag-cyan { background: #e6f7f8; color: #0e7490; }

/* ---------- 分页 ---------- */
.pager { display: flex; align-items: center; gap: 8px; padding: 14px 18px; justify-content: flex-end; color: var(--text-2); font-size: 13px; }
.pager button { padding: 5px 11px; border: 1px solid var(--border); background: var(--white); border-radius: 6px; cursor: pointer; font-size: 13px; }
.pager button[disabled] { opacity: .5; cursor: not-allowed; }

/* ---------- 工具条 ---------- */
.toolbar { display: flex; gap: 10px; flex-wrap: wrap; align-items: center; }
.toolbar input, .toolbar select { width: auto; min-width: 150px; }
.toolbar .spacer { flex: 1; }

/* ---------- 弹窗 ---------- */
.modal-mask { position: fixed; inset: 0; background: rgba(17, 24, 39, .45); display: flex; align-items: center; justify-content: center; z-index: 100; padding: 20px; }
.modal { background: var(--white); border-radius: 10px; box-shadow: var(--shadow-lg); width: 100%; max-width: 560px; max-height: 88vh; display: flex; flex-direction: column; }
.modal.wide { max-width: 760px; }
.modal-head { padding: 16px 20px; border-bottom: 1px solid var(--border); font-weight: 600; display: flex; justify-content: space-between; align-items: center; }
.modal-head .close { cursor: pointer; color: var(--text-3); font-size: 20px; line-height: 1; }
.modal-body { padding: 20px; overflow-y: auto; }
.modal-foot { padding: 14px 20px; border-top: 1px solid var(--border); display: flex; justify-content: flex-end; gap: 10px; }

/* ---------- 提示 ---------- */
#toast { position: fixed; top: 20px; left: 50%; transform: translateX(-50%); z-index: 200; display: flex; flex-direction: column; gap: 8px; align-items: center; }
.toast { padding: 10px 18px; border-radius: 8px; background: #1f2937; color: #fff; font-size: 14px; box-shadow: var(--shadow-lg); animation: slideDown .2s ease; }
.toast.success { background: var(--success); }
.toast.error { background: var(--danger); }
@keyframes slideDown { from { opacity: 0; transform: translateY(-10px); } to { opacity: 1; transform: translateY(0); } }

/* ---------- 权限树 ---------- */
.perm-tree { max-height: 400px; overflow-y: auto; border: 1px solid var(--border); border-radius: 6px; padding: 12px 14px; }
.perm-node { margin-bottom: 4px; }
.perm-node > label { display: flex; align-items: center; gap: 7px; font-size: 13.5px; cursor: pointer; padding: 3px 0; }
.perm-children { margin-left: 20px; display: flex; flex-wrap: wrap; gap: 4px 16px; }
.perm-children label { display: flex; align-items: center; gap: 6px; font-size: 13px; color: var(--text-2); cursor: pointer; }
input[type=checkbox] { width: 15px; height: 15px; accent-color: var(--primary); cursor: pointer; }

@media (max-width: 900px) {
    .login-brand { display: none; }
    .login-panel { width: 100%; }
    .sidebar { transform: translateX(-100%); transition: transform .2s; }
    .sidebar.open { transform: none; }
    .main { margin-left: 0; }
    .form-grid { grid-template-columns: 1fr; }
}