/* style.css 沃林学生管理系统前端样式（浅色主题） */
* { box-sizing: border-box; margin: 0; padding: 0; }
body { font-family: "Microsoft YaHei", "PingFang SC", sans-serif; background: #f5f7fa; color: #2c3e50; font-size: 14px; }

/* ---------- 登录页 ---------- */
.login-wrap { display: flex; justify-content: center; align-items: center; min-height: 100vh; background: linear-gradient(135deg, #4f7cff 0%, #6a5cff 100%); }
.login-card { background: #fff; padding: 40px; border-radius: 12px; width: 360px; box-shadow: 0 10px 40px rgba(0,0,0,.15); }
.login-card h2 { text-align: center; margin-bottom: 4px; }
.login-card .sub { text-align: center; color: #999; margin-bottom: 24px; font-size: 12px; }
.login-card label { display: block; margin: 12px 0 4px; color: #666; font-size: 13px; }
.login-card input { width: 100%; padding: 10px 12px; border: 1px solid #dcdfe6; border-radius: 6px; font-size: 14px; }
.login-card .block { width: 100%; margin-top: 20px; }
.login-card .tip { color: #e74c3c; margin-top: 12px; font-size: 13px; min-height: 18px; text-align: center; }

/* ---------- 顶栏 / 标签页 ---------- */
.topbar { display: flex; align-items: center; gap: 12px; background: #fff; padding: 12px 24px; box-shadow: 0 1px 4px rgba(0,0,0,.06); position: sticky; top: 0; z-index: 10; }
.topbar .logo { font-size: 17px; font-weight: 700; color: #4f7cff; }
.topbar .spacer { flex: 1; }
.role-tag { background: #eef3ff; color: #4f7cff; padding: 2px 10px; border-radius: 10px; font-size: 12px; }
.tabs { display: flex; gap: 4px; padding: 12px 24px 0; flex-wrap: wrap; }
.tab { border: none; background: transparent; padding: 9px 18px; cursor: pointer; border-radius: 8px 8px 0 0; color: #666; font-size: 14px; }
.tab.active { background: #fff; color: #4f7cff; font-weight: 600; box-shadow: 0 -2px 6px rgba(0,0,0,.04); }
.content { padding: 16px 24px 40px; }

/* ---------- 工具栏 / 表格 ---------- */
.toolbar { display: flex; gap: 8px; align-items: center; margin-bottom: 12px; }
.toolbar.wrap { flex-wrap: wrap; }
.toolbar input, .toolbar select { padding: 7px 10px; border: 1px solid #dcdfe6; border-radius: 6px; }
.w90 { width: 90px; } .w120 { width: 120px; } .w140 { width: 140px; } .w70 { width: 70px; }
table { width: 100%; border-collapse: collapse; background: #fff; border-radius: 8px; overflow: hidden; box-shadow: 0 1px 4px rgba(0,0,0,.05); }
th, td { padding: 10px 12px; text-align: left; border-bottom: 1px solid #f0f2f5; white-space: nowrap; }
thead th { background: #fafbfc; color: #555; font-weight: 600; }
tbody tr:hover { background: #f7faff; }
.empty { text-align: center; color: #aaa; padding: 24px !important; }

/* ---------- 按钮 / 徽标 ---------- */
.btn { border: 1px solid #dcdfe6; background: #fff; padding: 7px 14px; border-radius: 6px; cursor: pointer; font-size: 13px; color: #444; transition: .15s; }
.btn:hover { border-color: #4f7cff; color: #4f7cff; }
.btn.primary { background: #4f7cff; border-color: #4f7cff; color: #fff; }
.btn.primary:hover { background: #3f6cf0; }
.btn.ghost { border-color: transparent; background: transparent; }
.btn.danger { color: #e74c3c; }
.btn.danger:hover { border-color: #e74c3c; }
.btn.mini { padding: 3px 8px; font-size: 12px; margin-right: 4px; }
.btn:disabled { opacity: .5; cursor: not-allowed; }
.badge { padding: 2px 8px; border-radius: 10px; font-size: 12px; background: #f0f2f5; }
.badge.ok { background: #e6f9ee; color: #18a058; }
.badge.warn { background: #fff5e6; color: #d48806; }
.badge.danger { background: #fdeaea; color: #e74c3c; }
.warn-tip { background: #fff5e6; color: #d48806; padding: 8px 12px; border-radius: 6px; margin-bottom: 10px; }

/* ---------- 分页 ---------- */
.pager { display: flex; align-items: center; gap: 12px; margin-top: 12px; color: #666; }

/* ---------- 弹窗 ---------- */
.modal-mask { position: fixed; inset: 0; background: rgba(0,0,0,.35); display: flex; justify-content: center; align-items: flex-start; padding-top: 8vh; z-index: 100; }
.modal { background: #fff; border-radius: 10px; padding: 24px; width: 560px; max-height: 82vh; overflow: auto; box-shadow: 0 10px 40px rgba(0,0,0,.2); }
.modal h3 { margin-bottom: 16px; }
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 10px 16px; }
.form-grid label { display: flex; flex-direction: column; gap: 4px; color: #666; font-size: 13px; }
.form-grid input, .form-grid select { padding: 8px 10px; border: 1px solid #dcdfe6; border-radius: 6px; }
.modal-actions { display: flex; justify-content: flex-end; gap: 8px; margin-top: 18px; }

/* ---------- 统计 / 筛选 ---------- */
.param-box { display: flex; gap: 10px; align-items: center; background: #fff; padding: 12px 16px; border-radius: 8px; margin-bottom: 12px; flex-wrap: wrap; }
.param-box label { display: flex; align-items: center; gap: 6px; color: #555; }
.param-box input, .param-box select { padding: 6px 8px; border: 1px solid #dcdfe6; border-radius: 6px; }
.sub-tip { color: #888; font-size: 13px; margin-bottom: 10px; line-height: 1.8; }
.filter-json { width: 100%; font-family: Consolas, monospace; font-size: 13px; padding: 12px; border: 1px solid #dcdfe6; border-radius: 8px; margin-bottom: 10px; }

/* ---------- 提示 ---------- */
.toast { position: fixed; top: 70px; left: 50%; transform: translateX(-50%); background: #333; color: #fff; padding: 10px 20px; border-radius: 8px; z-index: 200; box-shadow: 0 4px 14px rgba(0,0,0,.25); }