/* ============================================
   房东笔记 Web 版 - 赛博朋克暗色主题
   移动端优先 + 桌面端适配
   ============================================ */

/* CSS 变量 */
:root {
    --bg:           #0f1117;
    --card:         #161b22;
    --card-hover:   #1c2333;
    --accent:       #e8b86d;
    --accent2:      #d4a853;
    --text:         #e6edf3;
    --text-sec:     #8b949e;
    --text-dim:     #8b949e;
    --profit:       #3fb950;
    --loss:         #f85149;
    --warn:         #d29922;
    --info:         #58a6ff;
    --border:       #30363d;
    --header:       #0d1117;
    --input-bg:     #0d1117;
    --sidebar:      #0d1117;
    --sidebar-hover:#161b22;
    --paid:         #1b3a24;
    --unpaid:       #3d1f1f;
    --vacant:       #1a1a2e;
    --empty:        #3d2f0d;
    --tab-bg:       #0d1117;
    --tap-highlight: rgba(255,255,255,0.05);
}

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

body {
    background: var(--bg);
    color: var(--text);
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'Microsoft YaHei', sans-serif;
    overflow-x: hidden;
    -webkit-tap-highlight-color: transparent;
    -webkit-font-smoothing: antialiased;
    /* 手机端底部留出 Tab Bar 空间 */
    padding-bottom: 0;
}

a { color: var(--info); text-decoration: none; }
a:hover { color: var(--accent); }

/* 滚动条 */
::-webkit-scrollbar { width: 4px; height: 4px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--border); border-radius: 2px; }

/* ===== Bootstrap 覆盖 ===== */
.bg-header {
    background: var(--header) !important;
    border-bottom: 1px solid var(--border);
    height: 52px;
    position: sticky;
    top: 0;
    z-index: 1020;
}

.bg-card { background: var(--card) !important; }
.bg-accent { background: var(--accent) !important; color: #000 !important; }

/* Navbar */
.navbar-brand {
    color: var(--accent) !important;
    font-size: 15px;
}

.btn-hamburger {
    color: var(--text-sec);
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 4px 10px;
}
.btn-hamburger:hover {
    color: var(--text);
    background: var(--card-hover);
}

/* ===== 桌面端侧边栏 ===== */
.sidebar {
    width: 220px;
    background: var(--sidebar);
    border-right: 1px solid var(--border);
    flex-shrink: 0;
}

.sidebar .nav-link {
    color: var(--text-sec);
    padding: 10px 14px;
    border-radius: 8px;
    font-size: 14px;
    transition: all 0.2s;
}

.sidebar .nav-link:hover {
    background: var(--sidebar-hover);
    color: var(--text);
}

.sidebar .nav-link.active {
    background: rgba(232, 184, 109, 0.12);
    color: var(--accent);
    font-weight: 500;
}

/* ===== 手机端 Offcanvas 侧边栏 ===== */
.mobile-sidebar {
    background: var(--card);
    border-right: 1px solid var(--border);
    max-width: 280px !important;
}

.mobile-sidebar .offcanvas-header {
    border-bottom: 1px solid var(--border);
    padding: 14px 20px;
}

.mobile-nav-link {
    color: var(--text);
    padding: 12px 16px;
    border-radius: 10px;
    font-size: 15px;
    transition: all 0.2s;
}

.mobile-nav-link:hover {
    background: var(--card-hover);
    color: var(--accent);
}

.mobile-nav-link.active {
    background: rgba(232, 184, 109, 0.12);
    color: var(--accent);
    font-weight: 500;
}

/* ===== 主内容区 ===== */
.main-content {
    padding: 12px;
}

@media (min-width: 768px) {
    .main-content {
        padding: 24px;
    }
    .navbar-brand { font-size: 18px; }
    .bg-header { height: 56px; }
}

/* ===== 手机端底部 Tab Bar ===== */
.mobile-tab-bar {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    height: 56px;
    background: var(--tab-bg);
    border-top: 1px solid var(--border);
    display: flex;
    justify-content: space-around;
    align-items: center;
    z-index: 1020;
    padding-bottom: env(safe-area-inset-bottom, 0);
}

.tab-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    color: var(--text-dim);
    text-decoration: none;
    font-size: 10px;
    padding: 4px 12px;
    border-radius: 8px;
    transition: all 0.2s;
    -webkit-tap-highlight-color: transparent;
    cursor: pointer;
}

.tab-item i {
    font-size: 20px;
    margin-bottom: 2px;
}

.tab-item.active {
    color: var(--accent);
}

.tab-item:active {
    background: var(--tap-highlight);
}

/* 手机端主体内容需要底部分隔 */
@media (max-width: 767.98px) {
    body {
        padding-bottom: 56px;
    }
    .main-content {
        padding: 10px;
    }
}

/* ===== 卡片 ===== */
.card {
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: 12px;
    margin-bottom: 14px;
}

.card-header {
    background: transparent;
    border-bottom: 1px solid var(--border);
    color: var(--text);
    padding: 12px 16px;
    font-weight: 500;
}

.card-body {
    padding: 14px;
}

@media (min-width: 768px) {
    .card-body { padding: 20px; }
    .card-header { padding: 14px 20px; }
    .card { margin-bottom: 20px; }
}

/* ===== 统计卡片 ===== */
.stats-row {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 6px;
    margin-bottom: 12px;
}

@media (min-width: 768px) {
    .stats-row {
        grid-template-columns: repeat(4, 1fr);
        gap: 8px;
    }
}

@media (min-width: 1200px) {
    .stats-row {
        grid-template-columns: repeat(6, 1fr);
        gap: 10px;
    }
}

/* 财务核心行 — 大屏 5 列，卡片更大 */
.stats-row-finance {
    gap: 8px;
}

@media (min-width: 768px) {
    .stats-row-finance {
        gap: 10px;
    }
}

@media (min-width: 1200px) {
    .stats-row-finance {
        grid-template-columns: repeat(5, 1fr);
        gap: 12px;
    }
    .stats-row-finance .stat-card { padding: 14px 16px; }
    .stats-row-finance .stat-card .stat-value { font-size: 22px; }
    .stats-row-finance .stat-card .stat-label { font-size: 12px; }
    .stats-row-finance .stat-card .stat-icon { font-size: 20px; right: 12px; top: 12px; }
    .stats-row-finance .stat-card .stat-sub { font-size: 11px; }
}

/* 统计辅助行 — 紧凑 */
.stats-row-aux {
    gap: 4px;
    margin-bottom: 20px;
}

@media (min-width: 768px) {
    .stats-row-aux { gap: 6px; }
}

@media (min-width: 1200px) {
    .stats-row-aux { gap: 8px; }
    .stats-row-aux .stat-card { padding: 10px 12px; }
    .stats-row-aux .stat-card .stat-value { font-size: 17px; }
    .stats-row-aux .stat-card .stat-label { font-size: 11px; }
    .stats-row-aux .stat-card .stat-icon { font-size: 15px; right: 8px; top: 8px; opacity: 0.15; }
    .stats-row-aux .stat-card .stat-sub { font-size: 10px; }
}

/* 统计子标题 */
.stats-subtitle {
    font-size: 13px;
    color: var(--text-sec);
    margin-bottom: 8px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}
.stats-subtitle[data-bs-toggle] {
    padding: 4px 8px;
    border-radius: 4px;
    transition: background 0.15s;
}
.stats-subtitle[data-bs-toggle]:hover {
    background: var(--card-hover);
}
.stats-subtitle .toggle-icon { transition: transform 0.2s; }
.stats-subtitle:not(.collapsed) .toggle-icon { transform: rotate(90deg); }

@media (min-width: 768px) {
    .stats-subtitle { font-size: 12px; margin-bottom: 8px; }
}

.stat-card {
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 8px 10px;
    position: relative;
    overflow: hidden;
    cursor: default;
}

.stat-card .stat-icon {
    position: absolute;
    right: 6px;
    top: 6px;
    font-size: 14px;
    color: var(--text-dim);
    opacity: 0.2;
}

.stat-card .stat-label {
    color: var(--text-sec);
    font-size: 10px;
    margin-bottom: 2px;
    white-space: nowrap;
}

.stat-card .stat-value {
    font-size: 15px;
    font-weight: 700;
    color: var(--text);
}

.stat-card .stat-sub {
    font-size: 10px;
    color: var(--text-sec);
    margin-top: 1px;
}

@media (min-width: 768px) {
    .stat-card { padding: 10px 12px; }
    .stat-card .stat-value { font-size: 17px; }
    .stat-card .stat-label { font-size: 11px; }
    .stat-card .stat-icon { font-size: 16px; }
}

@media (min-width: 1200px) {
    .stat-card { padding: 12px 14px; }
    .stat-card .stat-value { font-size: 20px; }
    .stat-card .stat-label { font-size: 12px; }
    .stat-card .stat-icon { font-size: 18px; right: 10px; top: 10px; }
}

/* ===== 月份导航（紧凑，适合手机） ===== */
.month-nav {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    margin-bottom: 12px;
    flex-wrap: wrap;
}

.month-nav .btn {
    font-size: 13px;
    padding: 6px 12px;
    border-radius: 8px;
}

.month-nav .month-label {
    font-size: 15px;
    font-weight: 600;
    color: var(--text);
    min-width: 90px;
    text-align: center;
}

@media (min-width: 768px) {
    .month-nav .btn { font-size: 14px; padding: 8px 16px; }
    .month-nav .month-label { font-size: 18px; min-width: 120px; }
    .month-nav { gap: 10px; margin-bottom: 16px; }
}

/* ===== 筛选按钮组 ===== */
.filter-btns {
    display: flex;
    gap: 4px;
    flex-wrap: wrap;
    margin-bottom: 12px;
}

.filter-btns .btn {
    font-size: 11px;
    padding: 5px 10px;
    border-radius: 20px;
}

@media (min-width: 576px) {
    .filter-btns .btn { font-size: 12px; padding: 6px 14px; }
}

@media (min-width: 768px) {
    .filter-btns { gap: 6px; }
    .filter-btns .btn { font-size: 13px; padding: 7px 16px; }
}

/* ===== Accordion / 公寓分组 ===== */
.accordion {
    --bs-accordion-bg: transparent;
    --bs-accordion-color: var(--text);
    --bs-accordion-border-color: var(--border);
    --bs-accordion-btn-color: var(--text);
    --bs-accordion-btn-bg: var(--card);
    --bs-accordion-active-bg: var(--card-hover);
    --bs-accordion-active-color: var(--accent);
    --bs-accordion-btn-focus-box-shadow: none;
}

.accordion-item {
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: 10px !important;
    margin-bottom: 8px;
    overflow: hidden;
}

.accordion-button {
    padding: 12px 14px;
    font-size: 14px;
    font-weight: 500;
    border-radius: 10px !important;
}

.accordion-button::after {
    filter: invert(0.6);
}

.accordion-button:not(.collapsed)::after {
    filter: invert(0.9);
}

.accordion-body {
    padding: 0;
}

@media (min-width: 768px) {
    .accordion-button { padding: 14px 18px; font-size: 15px; }
    .accordion-item { margin-bottom: 10px; }
}

/* 公寓摘要（桌面端行内，手机端三行网格） */
.apt-header-wrap {
    width: 100%;
}

.apt-header-name {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 14px;
}

.apt-header-metrics {
    display: flex;
    gap: 12px;
    font-size: 11px;
    color: var(--text-sec);
    margin-top: 4px;
}

.apt-metric {
    white-space: nowrap;
    font-weight: 500;
}
.apt-metric .currency {
    font-weight: 600;
    margin-left: 1px;
}

/* 桌面端：名字 + 指标同行紧凑 */
@media (min-width: 768px) {
    .apt-header-wrap {
        display: flex;
        align-items: center;
        justify-content: space-between;
        gap: 12px;
        flex: 1;
        min-width: 0;
        overflow: hidden;
    }
    .apt-header-name {
        flex-shrink: 0;
    }
    .apt-header-metrics {
        margin-top: 0;
        gap: 14px;
        font-size: 12px;
        flex-shrink: 1;
        overflow: hidden;
    }
}

/* 手机端：三行竖向布局 */
@media (max-width: 767.98px) {
    .apt-header-btn {
        flex-direction: column;
        align-items: flex-start;
        padding: 10px 12px;
        position: relative;
    }
    .apt-header-btn::after {
        position: absolute;
        right: 12px;
        top: 12px;
        margin-left: 0;
    }
    .apt-header-wrap {
        width: 100%;
        padding-right: 24px;  /* 给箭头留空间 */
    }
    .apt-header-name {
        font-size: 13px;
        margin-bottom: 4px;
        width: 100%;
    }
    .apt-header-metrics {
        display: grid;
        grid-template-columns: 1fr 1fr 1fr;
        gap: 4px 8px;
        font-size: 11px;
        width: 100%;
    }
    .apt-metric {
        display: flex;
        align-items: center;
        gap: 2px;
    }
}

/* 旧版 apt-summary 保留兼容 */
.apt-summary {
    display: flex;
    gap: 8px;
    font-size: 11px;
    flex-wrap: wrap;
    color: var(--text-sec);
    margin-left: auto;
    margin-right: 10px;
}

@media (min-width: 576px) {
    .apt-summary { font-size: 12px; gap: 12px; }
    .apt-summary .badge { font-size: 11px; padding: 4px 8px; }
}

.apt-summary .badge {
    font-size: 10px;
    font-weight: 500;
    padding: 3px 7px;
}

/* ===== 房间列表（桌面端：表格） ===== */
/* 手机端隐藏表格，用卡片替代 */
@media (max-width: 767.98px) {
    .room-table-desktop { display: none !important; }
}
@media (min-width: 768px) {
    .room-table-desktop { display: table; }
    .room-cards-mobile { display: none; }
}

/* 表格 */
.table {
    color: var(--text);
    font-size: 14px;
    margin-bottom: 0;
}

.table th {
    color: var(--text-sec);
    font-weight: 500;
    border-color: var(--border) !important;
    background: var(--card-hover);
    white-space: nowrap;
    font-size: 13px;
    padding: 10px 12px;
}

.table td {
    border-color: var(--border);
    vertical-align: middle;
    padding: 8px 12px;
}

.table-hover tbody tr:hover {
    background: var(--card-hover) !important;
    color: var(--text) !important;
}

/* 行颜色 */
.row-paid { background: var(--paid) !important; }
.row-unpaid { background: var(--unpaid) !important; }
.row-vacant { background: var(--vacant) !important; color: var(--text-dim) !important; }
.row-empty { background: var(--empty) !important; }

/* ===== 手机端：房间卡片布局 ===== */
.room-mobile-card {
    background: var(--bg);
    border-bottom: 1px solid var(--border);
    padding: 12px 14px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    cursor: pointer;
    transition: background 0.15s;
}

.room-mobile-card:last-child { border-bottom: none; }

.room-mobile-card:active {
    background: var(--tap-highlight);
}

.room-mobile-card.paid          { border-left: 3px solid var(--profit); background: var(--paid); }
.room-mobile-card.unpaid        { border-left: 3px solid var(--loss); background: var(--unpaid); }
.room-mobile-card.unpaid-pending{ border-left: 3px solid var(--warn); background: var(--empty); }
.room-mobile-card.vacant        { border-left: 3px solid var(--text-dim); background: var(--vacant); opacity: 0.6; }
.room-mobile-card.empty         { border-left: 3px solid var(--warn); background: var(--empty); }

.room-mobile-left { flex: 1; min-width: 0; }
.room-mobile-right { text-align: right; flex-shrink: 0; margin-left: 12px; }

.room-mobile-name {
    font-size: 14px;
    font-weight: 600;
    color: var(--text);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.room-mobile-meta {
    font-size: 11px;
    color: var(--text-sec);
    margin-top: 2px;
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
}

.room-mobile-rent {
    font-size: 16px;
    font-weight: 700;
    color: var(--text);
}

.room-mobile-status {
    font-size: 10px;
    padding: 2px 7px;
    border-radius: 10px;
    font-weight: 500;
}

.room-mobile-status.paid-status    { background: rgba(63,185,80,0.15); color: var(--profit); }
.room-mobile-status.unpaid-status  { background: rgba(248,81,73,0.15); color: var(--loss); }
.room-mobile-status.pending-status { background: rgba(210,153,34,0.15); color: var(--warn); }
.room-mobile-status.vacant-status  { background: rgba(72,79,88,0.2); color: var(--text-dim); }
.room-mobile-status.empty-status   { background: rgba(210,153,34,0.15); color: var(--warn); }

.room-mobile-water {
    font-size: 11px;
    color: var(--text-sec);
    margin-top: 2px;
}

/* ===== 表单 ===== */
.form-control, .form-select {
    background: var(--input-bg);
    border: 1px solid var(--border);
    color: var(--text);
    border-radius: 8px;
    padding: 10px 14px;
    font-size: 14px;
}

.form-control:focus, .form-select:focus {
    background: var(--input-bg);
    border-color: var(--accent);
    box-shadow: 0 0 0 3px rgba(232, 184, 109, 0.15);
    color: var(--text);
}

.form-control::placeholder { color: var(--text-dim); }
.form-label { font-size: 13px; margin-bottom: 6px; }

/* ===== 按钮 ===== */
.btn-accent {
    background: var(--accent);
    color: #000;
    border: none;
    font-weight: 600;
    border-radius: 8px;
    padding: 10px 20px;
    transition: all 0.2s;
}

.btn-accent:hover {
    background: var(--accent2);
    color: #000;
}

.btn-outline-secondary {
    border-color: var(--border);
    color: var(--text-sec);
}

.btn-outline-secondary:hover {
    background: var(--card-hover);
    border-color: var(--text-sec);
    color: var(--text);
}

/* ===== Dropdown ===== */
.dropdown-menu-dark {
    background: var(--card);
    border: 1px solid var(--border);
}

.dropdown-menu-dark .dropdown-item {
    color: var(--text);
    font-size: 14px;
    padding: 8px 16px;
}

.dropdown-menu-dark .dropdown-item:hover {
    background: var(--card-hover);
    color: var(--accent);
}

.dropdown-menu-dark .dropdown-divider {
    border-color: var(--border);
}

/* ===== Alert ===== */
.alert {
    border-radius: 8px;
    border: none;
    font-size: 14px;
}

.alert-success { background: rgba(63, 185, 80, 0.15); color: var(--profit); }
.alert-danger  { background: rgba(248, 81, 73, 0.15); color: var(--loss); }
.alert-warning { background: rgba(210, 153, 34, 0.15); color: var(--warn); }
.alert-info    { background: rgba(88, 166, 255, 0.15); color: var(--info); }

/* ===== Modal ===== */
.modal-content.bg-card {
    background: var(--card);
    border: 1px solid var(--border);
}

/* ===== Progress ===== */
.progress {
    background: var(--card-hover);
    border-radius: 4px;
}

/* ===== Badge ===== */
.badge.bg-accent {
    font-weight: 500;
    font-size: 11px;
}

/* ===== 登录页 ===== */
.login-page {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg);
    background-image:
        radial-gradient(ellipse at 20% 50%, rgba(232, 184, 109, 0.03) 0%, transparent 60%),
        radial-gradient(ellipse at 80% 20%, rgba(88, 166, 255, 0.03) 0%, transparent 60%);
}

.login-card {
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: 16px;
    padding: 40px;
    width: 100%;
    max-width: 400px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.4);
}

/* ===== 桌面端响应式微调 ===== */
@media (max-width: 767.98px) {
    .login-card {
        margin: 20px;
        padding: 24px;
    }
    .login-card h3 { font-size: 20px; }
}

/* ===== 页面标题 ===== */
.page-title {
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 12px;
    color: var(--text);
}

@media (min-width: 768px) {
    .page-title { font-size: 20px; margin-bottom: 16px; }
}

/* ===== 工具类 ===== */
.text-dim { color: var(--text-dim) !important; }
.text-profit { color: var(--profit) !important; }
.text-loss { color: var(--loss) !important; }
.text-warn { color: var(--warn) !important; }
.text-accent { color: var(--accent) !important; }

.currency { font-family: 'SF Mono', 'Cascadia Code', 'Consolas', monospace; }