/* ============================================================
   出租房管理系统 - 全局样式
   设计规范：主色 #2563eb, 统一圆角、间距、按钮样式
   ============================================================ */

:root {
    --primary:       #2563eb;
    --primary-dark:  #1d4ed8;
    --primary-light: #eff6ff;
    --success:       #16a34a;
    --warning:       #d97706;
    --danger:        #dc2626;
    --secondary:     #6b7280;
    --bg:            #f4f6fb;
    --card-radius:   12px;
    --btn-radius:    8px;
    --input-radius:  8px;
    --sidebar-w:     240px;
    --navbar-h:      56px;
    --shadow-sm:     0 1px 3px rgba(0,0,0,.08);
    --shadow:        0 4px 16px rgba(37,99,235,.10);
    --transition:    .18s ease;
}

/* ---- 基础 ---- */
*, *::before, *::after { box-sizing: border-box; }

body {
    font-family: 'Microsoft YaHei', 'PingFang SC', 'Helvetica Neue', Arial, sans-serif;
    background-color: var(--bg);
    color: #1e293b;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    font-size: 14px;
}

/* ---- 导航栏 ---- */
.navbar {
    height: var(--navbar-h);
    background: linear-gradient(90deg, var(--primary) 0%, #3b82f6 100%) !important;
}
.navbar-brand { font-size: 1rem; letter-spacing: .02em; }
.navbar .nav-link {
    font-size: .875rem;
    padding: .4rem .75rem;
    border-radius: 6px;
    transition: background var(--transition);
}
.navbar .nav-link:hover,
.navbar .nav-link.active { background: rgba(255,255,255,.25); }
.navbar .dropdown-menu {
    border: none;
    box-shadow: var(--shadow);
    border-radius: var(--card-radius);
    min-width: 180px;
}
.navbar .dropdown-item {
    font-size: .875rem;
    padding: .5rem 1rem;
    border-radius: 6px;
    transition: background var(--transition);
}
.navbar .dropdown-item:hover { background: var(--primary-light); color: var(--primary); }

/* ---- 主内容区 ---- */
.main-content {
    flex: 1;
    padding-top: 0;
}

/* ---- 页脚 ---- */
.footer { font-size: .78rem; }

/* ---- 卡片 ---- */
.card {
    border: none;
    border-radius: var(--card-radius);
    box-shadow: var(--shadow-sm);
    transition: box-shadow var(--transition);
}
.card:hover { box-shadow: var(--shadow); }
.card-header {
    background: #fff;
    border-bottom: 1px solid #e5e7eb;
    border-radius: var(--card-radius) var(--card-radius) 0 0 !important;
    font-weight: 600;
    padding: .875rem 1.25rem;
}
.card-body { padding: 1.25rem; }

/* ---- 统计卡片 ---- */
.stat-card {
    border-radius: var(--card-radius);
    padding: 1.25rem 1.5rem;
    color: #fff;
    position: relative;
    overflow: hidden;
    transition: transform var(--transition), box-shadow var(--transition);
    cursor: pointer;
}
.stat-card:hover { transform: translateY(-3px); box-shadow: 0 10px 28px rgba(0,0,0,.25); }
.stat-card:active { transform: translateY(-1px); }
.stat-card .stat-icon {
    font-size: 2.8rem;
    opacity: .25;
    position: absolute;
    right: 1rem;
    top: 50%;
    transform: translateY(-50%);
}
.stat-card .stat-value { font-size: 2rem; font-weight: 700; line-height: 1; }
.stat-card .stat-label { font-size: .8rem; opacity: .85; margin-top: .3rem; }
.stat-card .stat-change { font-size: .75rem; margin-top: .5rem; }

.stat-primary { background: linear-gradient(135deg, #2563eb, #3b82f6); }
.stat-success { background: linear-gradient(135deg, #16a34a, #22c55e); }
.stat-warning { background: linear-gradient(135deg, #d97706, #f59e0b); }
.stat-danger  { background: linear-gradient(135deg, #dc2626, #ef4444); }
.stat-info    { background: linear-gradient(135deg, #0891b2, #06b6d4); }
.stat-purple  { background: linear-gradient(135deg, #7c3aed, #8b5cf6); }

/* ---- 按钮统一规范 ---- */
.btn {
    border-radius: var(--btn-radius);
    font-size: .875rem;
    font-weight: 500;
    padding: .45rem 1rem;
    transition: all var(--transition);
    letter-spacing: .01em;
}
.btn-sm { padding: .3rem .75rem; font-size: .8rem; }
.btn-lg { padding: .6rem 1.4rem; font-size: 1rem; }
.btn-primary {
    background: linear-gradient(135deg, var(--primary), #3b82f6);
    border: none;
    box-shadow: 0 2px 8px rgba(37,99,235,.25);
}
.btn-primary:hover { background: linear-gradient(135deg, var(--primary-dark), var(--primary)); transform: translateY(-1px); }
.btn-success { background: linear-gradient(135deg, var(--success), #22c55e); border: none; }
.btn-success:hover { background: linear-gradient(135deg, #15803d, var(--success)); }
.btn-warning { background: linear-gradient(135deg, var(--warning), #f59e0b); border: none; color: #fff; }
.btn-warning:hover { color: #fff; }
.btn-danger { background: linear-gradient(135deg, var(--danger), #ef4444); border: none; }
.btn-outline-primary { border-color: var(--primary); color: var(--primary); }
.btn-outline-primary:hover { background: var(--primary); }
.btn-icon { width: 34px; height: 34px; padding: 0; display: inline-flex; align-items: center; justify-content: center; }
.btn-icon.btn-sm { width: 28px; height: 28px; }

/* 禁用按钮去色灰化：覆盖 Bootstrap 默认的半透明效果 */
.btn.btn-icon:disabled,
.btn.btn-icon[disabled] {
    filter: grayscale(100%) opacity(40%);
    border-color: #bbb !important;
    color: #bbb !important;
    background-color: transparent !important;
    pointer-events: none;
    cursor: not-allowed;
}

/* ---- 表单统一规范 ---- */
.form-control, .form-select {
    border-radius: var(--input-radius);
    border-color: #d1d5db;
    font-size: .875rem;
    padding: .5rem .875rem;
    transition: border-color var(--transition), box-shadow var(--transition);
}
.form-control:focus, .form-select:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(37,99,235,.12);
}
.form-label {
    font-weight: 500;
    font-size: .875rem;
    color: #374151;
    margin-bottom: .35rem;
}
.input-group .form-control { border-radius: 0 var(--input-radius) var(--input-radius) 0; }
.input-group .btn:first-child { border-radius: var(--input-radius) 0 0 var(--input-radius); }
.input-group-text {
    border-radius: var(--input-radius) 0 0 var(--input-radius);
    border-color: #d1d5db;
    background: #f9fafb;
    font-size: .875rem;
}

/* ---- 表格 ---- */
.table-wrapper {
    border-radius: var(--card-radius);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    background: #fff;
}
.table { margin-bottom: 0; font-size: .875rem; }
.table thead th {
    background: #f8faff;
    border-bottom: 2px solid #e5e7eb;
    color: #374151;
    font-weight: 600;
    white-space: nowrap;
    padding: .75rem 1rem;
}
.table tbody td {
    padding: .7rem 1rem;
    vertical-align: middle;
    border-bottom: 1px solid #f3f4f6;
}
.table-hover tbody tr:hover { background-color: var(--primary-light); }

/* ---- 徽章 ---- */
.badge { font-size: .75rem; font-weight: 500; padding: .3em .6em; border-radius: 6px; }

/* ---- 面包屑 ---- */
.breadcrumb { font-size: .8rem; }
.breadcrumb-item + .breadcrumb-item::before { color: #9ca3af; }
.page-header {
    background: #fff;
    border-radius: var(--card-radius);
    padding: 1rem 1.5rem;
    margin-bottom: 1.25rem;
    box-shadow: var(--shadow-sm);
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: .75rem;
}
.page-header h1 {
    font-size: 1.2rem;
    font-weight: 700;
    margin: 0;
    color: #1e293b;
}

/* ---- 分页 ---- */
.pagination { font-size: .875rem; }
.page-link { border-radius: 6px !important; margin: 0 2px; color: var(--primary); border-color: #e5e7eb; }
.page-link:hover { background: var(--primary-light); border-color: var(--primary); }
.page-item.active .page-link { background: var(--primary); border-color: var(--primary); }

/* ---- 模态框 ---- */
.modal-content { border: none; border-radius: var(--card-radius); box-shadow: 0 16px 48px rgba(0,0,0,.15); }
.modal-header {
    border-bottom: 1px solid #e5e7eb;
    border-radius: var(--card-radius) var(--card-radius) 0 0;
    padding: 1rem 1.5rem;
    background: linear-gradient(90deg, var(--primary), #3b82f6);
    color: #fff;
}
.modal-header .btn-close { filter: brightness(0) invert(1); }
.modal-title { font-size: 1rem; font-weight: 600; }
.modal-body { padding: 1.5rem; }
.modal-footer { border-top: 1px solid #e5e7eb; padding: 1rem 1.5rem; }

/* ---- 搜索工具栏 ---- */
.search-bar {
    background: #fff;
    border-radius: var(--card-radius);
    padding: 1rem 1.25rem;
    margin-bottom: 1rem;
    box-shadow: var(--shadow-sm);
}

/* ---- 告警/提示 ---- */
.alert { border-radius: var(--card-radius); border: none; font-size: .875rem; }
.alert-info { background: #eff6ff; color: #1d4ed8; }
.alert-success { background: #f0fdf4; color: #15803d; }
.alert-warning { background: #fffbeb; color: #92400e; }
.alert-danger { background: #fef2f2; color: #991b1b; }

/* ---- 房间状态色块 ---- */
.room-status-dot {
    width: 10px; height: 10px;
    border-radius: 50%;
    display: inline-block;
    margin-right: 4px;
}
.dot-vacant  { background: #16a34a; }
.dot-rented  { background: #dc2626; }
.dot-repair  { background: #d97706; }

/* ---- 登录页面 ---- */
.login-wrapper {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #1e3a8a 0%, #2563eb 50%, #3b82f6 100%);
    padding: 1rem;
}
.login-card {
    width: 100%;
    max-width: 420px;
    background: #fff;
    border-radius: 20px;
    padding: 2.5rem 2rem;
    box-shadow: 0 20px 60px rgba(0,0,0,.25);
}
.login-logo {
    width: 64px; height: 64px;
    background: linear-gradient(135deg, var(--primary), #3b82f6);
    border-radius: 16px;
    display: flex; align-items: center; justify-content: center;
    margin: 0 auto 1rem;
    box-shadow: 0 8px 20px rgba(37,99,235,.35);
}
.login-logo i { font-size: 2rem; color: #fff; }
.login-title { font-size: 1.4rem; font-weight: 700; text-align: center; color: #1e293b; }
.login-subtitle { font-size: .875rem; color: #6b7280; text-align: center; margin-bottom: 2rem; }
.login-card .form-control {
    height: 48px;
    font-size: 1rem;
    border-radius: 10px;
    padding-left: 2.75rem;
}
.login-card .input-icon {
    position: absolute;
    left: .875rem;
    top: 50%;
    transform: translateY(-50%);
    color: #9ca3af;
    font-size: 1.1rem;
    pointer-events: none;
}
.login-card .btn-login {
    height: 48px;
    font-size: 1rem;
    font-weight: 600;
    border-radius: 10px;
    background: linear-gradient(135deg, var(--primary), #3b82f6);
    border: none;
    box-shadow: 0 4px 16px rgba(37,99,235,.35);
}
.login-card .btn-login:hover { transform: translateY(-1px); box-shadow: 0 8px 24px rgba(37,99,235,.4); }

/* ---- 地图容器 ---- */
#map-container { height: 500px; border-radius: var(--card-radius); overflow: hidden; }

/* ---- 签字画板 ---- */
.signature-wrapper {
    border: 2px dashed #d1d5db;
    border-radius: var(--card-radius);
    background: #fafafa;
    position: relative;
    overflow: hidden;
}
.signature-wrapper canvas { display: block; cursor: crosshair; }
.signature-wrapper.active { border-color: var(--primary); }

/* ---- 打印样式 ---- */
@media print {
    .navbar, .footer, .search-bar, .btn, .no-print, .sidebar { display: none !important; }
    body { background: #fff; font-size: 12pt; }
    .card { box-shadow: none; border: 1px solid #ddd !important; }
    .print-full-width { width: 100% !important; }
    @page { margin: 2cm; }
}

/* ---- 滚动条美化 ---- */
::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: #f1f5f9; }
::-webkit-scrollbar-thumb { background: #cbd5e1; border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: #94a3b8; }

/* ======================================================
   手机端右侧 Offcanvas 抽屉导航
   ====================================================== */
#mobileMenu {
    width: min(300px, 88vw);
    background: linear-gradient(170deg, #1e3a8a 0%, #1d4ed8 55%, #2563eb 100%);
    border-left: none;
}
#mobileMenu .offcanvas-header {
    border-bottom: 1px solid rgba(255,255,255,.2);
    padding: .875rem 1rem;
    background: rgba(0,0,0,.12);
}
#mobileMenu .offcanvas-body {
    padding: .75rem .625rem;
    overflow-y: auto;
}
#mobileMenu .nav-link {
    color: rgba(255,255,255,.88) !important;
    border-radius: 8px;
    padding: .6rem .875rem !important;
    font-size: .9rem;
    transition: background .15s ease, color .15s ease;
    display: flex;
    align-items: center;
}
#mobileMenu .nav-link:hover {
    background: rgba(255,255,255,.18) !important;
    color: #fff !important;
}
#mobileMenu .nav-link.active {
    background: rgba(255,255,255,.22) !important;
    color: #fff !important;
    font-weight: 600;
}
#mobileMenu .nav .nav-link {
    font-size: .855rem;
    padding: .45rem .75rem !important;
    color: rgba(255,255,255,.75) !important;
    border-radius: 6px;
}
#mobileMenu .nav .nav-link:hover { color: #fff !important; background: rgba(255,255,255,.15) !important; }
.mobile-nav-divider { border-color: rgba(255,255,255,.2); margin: .625rem 0; }
#mobileMenu .text-danger-mobile { color: #fca5a5 !important; }
#mobileMenu .text-danger-mobile:hover { background: rgba(220,38,38,.25) !important; color: #fecaca !important; }
#mobileMenu [data-bs-toggle="collapse"] .bi-chevron-down { transition: transform .2s ease; }
#mobileMenu [aria-expanded="true"] .bi-chevron-down { transform: rotate(-180deg); }

/* ---- 响应式调整 ---- */
@media (max-width: 767.98px) {
    .page-header { flex-direction: column; align-items: flex-start; }
    .page-header .btn-group, .page-header .d-flex { flex-wrap: wrap; }
    .stat-card { padding: 1rem; }
    .stat-card .stat-value { font-size: 1.5rem; }
    .table-responsive { font-size: .8rem; }
    .modal-body { padding: 1rem; }
    .card-body { padding: 1rem; }
    #map-container { height: 350px; }
}

@media (max-width: 575.98px) {
    .container-fluid { padding-left: .75rem; padding-right: .75rem; }
}

/* ---- 工具类 ---- */
.text-primary { color: var(--primary) !important; }
.bg-primary-soft { background: var(--primary-light) !important; color: var(--primary); }
.fw-600 { font-weight: 600; }
.fs-13 { font-size: 13px; }
.cursor-pointer { cursor: pointer; }
.gap-xs { gap: .25rem; }
.min-w-0 { min-width: 0; }
.text-truncate-2 {
    display: -webkit-box;
    -webkit-line-clamp: 2;
    line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}