/* ============================================
   项目管理平台 - 主样式表
   设计系统: Minimalism & Swiss Style
   主色: #7C3AED (Purple) | CTA: #F97316 (Orange)
   ============================================ */

/* --- CSS Variables --- */
:root {
    --color-primary: #7C3AED;
    --color-primary-hover: #6D28D9;
    --color-primary-light: #EDE9FE;
    --color-primary-bg: #FAF5FF;
    --color-secondary: #A78BFA;
    --color-cta: #F97316;
    --color-cta-hover: #EA580C;

    --color-text: #4C1D95;
    --color-text-secondary: #7C6B9A;
    --color-text-muted: #A094B8;
    --color-bg: #FAF5FF;
    --color-white: #FFFFFF;
    --color-border: #E8E0F0;
    --color-card-bg: #FFFFFF;

    --color-success: #10B981;
    --color-success-bg: #ECFDF5;
    --color-warning: #F59E0B;
    --color-warning-bg: #FFFBEB;
    --color-danger: #EF4444;
    --color-danger-bg: #FEF2F2;
    --color-info: #3B82F6;
    --color-info-bg: #EFF6FF;

    --font-sans: 'Fira Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-mono: 'Fira Code', 'SF Mono', 'Cascadia Code', monospace;

    --shadow-sm: 0 1px 2px rgba(124, 58, 237, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(124, 58, 237, 0.07), 0 2px 4px -2px rgba(124, 58, 237, 0.05);
    --shadow-lg: 0 10px 15px -3px rgba(124, 58, 237, 0.08), 0 4px 6px -4px rgba(124, 58, 237, 0.05);
    --shadow-xl: 0 20px 25px -5px rgba(124, 58, 237, 0.1), 0 8px 10px -6px rgba(124, 58, 237, 0.05);

    --radius-sm: 6px;
    --radius-md: 10px;
    --radius-lg: 14px;
    --radius-xl: 20px;

    --sidebar-width: 240px;
    --sidebar-collapsed: 72px;
    --transition-fast: 150ms ease;
    --transition-normal: 250ms ease;
}

/* --- Reset --- */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    font-size: 16px;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: var(--font-sans);
    background: var(--color-bg);
    color: var(--color-text);
    line-height: 1.6;
    min-height: 100vh;
    display: flex;
}

/* --- Sidebar --- */
.sidebar {
    width: var(--sidebar-width);
    min-height: 100vh;
    background: var(--color-white);
    border-right: 1px solid var(--color-border);
    display: flex;
    flex-direction: column;
    position: fixed;
    top: 0;
    left: 0;
    bottom: 0;
    z-index: 100;
    transition: width var(--transition-normal);
    overflow: hidden;
}

.sidebar.collapsed {
    width: var(--sidebar-collapsed);
}

.sidebar-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 20px 20px;
    border-bottom: 1px solid var(--color-border);
    min-height: 72px;
}

.logo {
    display: flex;
    align-items: center;
    gap: 12px;
    color: var(--color-primary);
    text-decoration: none;
    cursor: pointer;
    transition: opacity var(--transition-fast);
}
.logo:hover { opacity: .75; }

.logo-text {
    font-size: 1.05rem;
    font-weight: 700;
    white-space: nowrap;
    transition: opacity var(--transition-normal);
}

.sidebar.collapsed .logo-text {
    opacity: 0;
    width: 0;
}

/* 折叠后：头部只显示展开按钮，避免被 overflow 裁剪 */
.sidebar.collapsed .sidebar-header {
    justify-content: center;
    padding: 20px 0;
    border-bottom: none;
}
.sidebar.collapsed .logo {
    display: none;
}
.sidebar.collapsed .sidebar-toggle {
    background: var(--color-primary-light);
    color: var(--color-primary);
}

.sidebar-toggle {
    background: none;
    border: none;
    color: var(--color-text-secondary);
    cursor: pointer;
    padding: 6px;
    border-radius: var(--radius-sm);
    transition: all var(--transition-fast);
    flex-shrink: 0;
}

.sidebar-toggle:hover {
    background: var(--color-primary-light);
    color: var(--color-primary);
}

.sidebar-nav {
    padding: 16px 12px;
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.nav-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 16px;
    border-radius: var(--radius-md);
    color: var(--color-text-secondary);
    text-decoration: none;
    font-weight: 500;
    font-size: 0.95rem;
    transition: all var(--transition-fast);
    cursor: pointer;
    white-space: nowrap;
}

.nav-item:hover {
    background: var(--color-primary-light);
    color: var(--color-primary);
}

.nav-item.active {
    background: var(--color-primary);
    color: var(--color-white);
}

.sidebar.collapsed .nav-item {
    justify-content: center;
    padding: 12px;
}

.sidebar.collapsed .nav-item span {
    display: none;
}

/* --- Main Content --- */
.main-content {
    flex: 1;
    margin-left: var(--sidebar-width);
    transition: margin-left var(--transition-normal);
    min-height: 100vh;
}

.sidebar.collapsed + .main-content {
    margin-left: var(--sidebar-collapsed);
}

.sidebar-divider {
    height: 1px;
    background: var(--color-border);
    margin: 4px 12px;
}

.sidebar-project-item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 8px 14px;
    margin: 2px 4px;
    border-radius: 8px;
    cursor: pointer;
    color: var(--color-text-secondary);
    font-size: 0.85rem;
    font-weight: 500;
    text-decoration: none;
    transition: all 0.15s ease;
}

.sidebar-project-item:hover {
    background: var(--color-bg-secondary);
    color: var(--color-text);
}

.sidebar-project-item.active {
    background: var(--color-primary-light);
    color: var(--color-primary);
}

.proj-logo {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 8px;
    color: #fff;
    font-weight: 600;
    flex-shrink: 0;
    overflow: hidden;
    line-height: 1;
}
.proj-logo img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.sidebar.collapsed .sidebar-divider {
    display: none;
}
.sidebar.collapsed #sidebarProjects {
    display: flex;
    flex-direction: column;
    gap: 2px;
}
.sidebar.collapsed .sidebar-project-item {
    justify-content: center;
    padding: 8px;
    gap: 0;
}
.sidebar.collapsed .sidebar-project-name {
    display: none;
}

/* --- Sidebar Footer / User --- */
.sidebar-footer {
    margin-top: auto;
    border-top: 1px solid rgba(255,255,255,.1);
    padding: 10px 12px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    min-height: 48px;
}
.sidebar-user {
    display: flex;
    flex-direction: column;
    min-width: 0;
}
.sidebar-user-name {
    font-size: 0.82rem;
    color: #fff;
    font-weight: 500;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}
.sidebar-user-role {
    font-size: 0.7rem;
    color: rgba(255,255,255,.5);
}
.sidebar-logout {
    background: none;
    border: none;
    color: rgba(255,255,255,.5);
    cursor: pointer;
    padding: 4px;
    border-radius: 4px;
    transition: color var(--transition-fast);
    flex-shrink: 0;
}
.sidebar-logout:hover { color: #fff; }
.sidebar.collapsed .sidebar-footer { justify-content: center; padding: 10px 4px; }
.sidebar.collapsed .sidebar-user { display: none; }

/* --- Login Screen --- */
.login-overlay {
    position: fixed; inset: 0; z-index: 10000;
    background: #F2F3F5;
    display: flex; align-items: center; justify-content: center;
}
.login-box {
    background: #fff;
    border: 1px solid #D5DBDB;
    box-shadow: 0 1px 3px rgba(0,0,0,.08);
    padding: 40px 36px;
    width: 380px;
    max-width: 90vw;
}
.login-title { font-size: 1.5rem; font-weight: 700; color: #16191F; text-align: center; margin-bottom: 4px; }
.login-sub { font-size: 0.9rem; color: #545B64; text-align: center; margin-bottom: 28px; }
.login-field { margin-bottom: 16px; }
.login-field label { display: block; font-size: 0.82rem; color: #545B64; margin-bottom: 4px; font-weight: 500; }
.login-field input {
    width: 100%; padding: 10px 12px;
    border: 1px solid #D5DBDB; border-radius: 2px;
    font-size: 0.95rem; color: #16191F;
    box-sizing: border-box;
    transition: border-color var(--transition-fast);
}
.login-field input:focus { outline: none; border-color: var(--color-primary); box-shadow: 0 0 0 2px rgba(124,58,237,.15); }
.login-error {
    background: #FFF0ED; color: var(--color-danger);
    font-size: 0.82rem; padding: 8px 12px; border-radius: 2px; margin-bottom: 12px;
}
.login-btn {
    width: 100%; padding: 10px;
    background: var(--color-primary); color: #fff;
    border: none; border-radius: 2px;
    font-size: 0.95rem; font-weight: 600; cursor: pointer;
    transition: background var(--transition-fast);
}
.login-btn:hover { background: var(--color-primary-hover); }
.login-btn:disabled { opacity: .6; cursor: not-allowed; }

.page {
    display: none;
    padding: 32px 40px;
    max-width: 1400px;
}

.page.active {
    display: block;
}

/* --- 内嵌页面（iframe） --- */
#page-huaxintong,
#page-huaxintong_weekly,
#page-huaxintong_daily,
[id^="page-proj_nestle_"] {
    padding: 0;
    max-width: none;
    height: calc(100vh - 60px);
    margin: 0;
}

.page-iframe {
    width: 100%;
    height: 100%;
    border: none;
}

/* --- Page Header --- */
.page-header {
    margin-bottom: 24px;
}

.page-header-row {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 20px;
    flex-wrap: wrap;
}

.page-header h1 {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--color-text);
    letter-spacing: -0.02em;
}

.page-subtitle {
    color: var(--color-text-secondary);
    font-size: 0.95rem;
    margin-top: 4px;
}

/* --- Stats Grid --- */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 12px;
    margin-bottom: 16px;
}

.stat-card {
    background: var(--color-card-bg);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: 12px 16px;
    display: flex;
    align-items: center;
    gap: 10px;
    transition: all var(--transition-fast);
    cursor: default;
    box-shadow: var(--shadow-sm);
}

.stat-card:hover {
    box-shadow: var(--shadow-md);
    border-color: var(--color-primary);
    transform: translateY(-1px);
}

.stat-icon {
    width: 36px;
    height: 36px;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.stat-icon svg { width: 18px; height: 18px; }
.stat-icon-purple { background: var(--color-primary-light); color: var(--color-primary); }
.stat-icon-blue { background: var(--color-info-bg); color: var(--color-info); }
.stat-icon-green { background: var(--color-success-bg); color: var(--color-success); }
.stat-icon-orange { background: #FFF7ED; color: var(--color-cta); }

.stat-info {
    display: flex;
    flex-direction: column;
}

.stat-value {
    font-family: var(--font-mono);
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--color-text);
    line-height: 1.2;
}

.stat-label {
    font-size: 0.75rem;
    color: var(--color-text-secondary);
    margin-top: 0;
}

/* --- Section --- */
.section {
    margin-bottom: 36px;
}

.section-title {
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--color-text);
    margin-bottom: 16px;
}

/* --- KPI 进度预警 --- */
.kpi-alert-summary {
    display: flex;
    gap: 12px;
    margin-bottom: 8px;
    flex-wrap: wrap;
}

.kpi-alert-stat {
    background: var(--color-white);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    padding: 6px 12px;
    flex: 1;
    min-width: 100px;
    text-align: center;
}

.kpi-alert-stat .kpi-alert-num {
    font-size: 1.2rem;
    font-weight: 700;
    line-height: 1.2;
}

.kpi-alert-stat.severe .kpi-alert-num { color: var(--color-danger); }
.kpi-alert-stat.warning .kpi-alert-num { color: var(--color-warning); }
.kpi-alert-stat.mild .kpi-alert-num { color: var(--color-cta); }

.kpi-alert-stat .kpi-alert-label {
    font-size: 0.7rem;
    color: var(--color-text-muted);
    margin-top: 0;
}

/* 紧凑表格 */
.kpi-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.82rem;
    background: var(--color-white);
    border-radius: var(--radius-md);
    overflow: hidden;
    border: 1px solid var(--color-border);
}

.kpi-table thead {
    background: var(--color-primary-bg);
}

.kpi-table th {
    padding: 8px 10px;
    text-align: left;
    font-weight: 600;
    font-size: 0.73rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--color-text-secondary);
    white-space: nowrap;
    border-bottom: 2px solid var(--color-border);
}

.kpi-table td {
    padding: 6px 10px;
    border-bottom: 1px solid var(--color-border);
    white-space: nowrap;
    vertical-align: middle;
}

.kpi-row.severe td { background: #FEF2F2; }
.kpi-row.warning td { background: #FFFBEB; }
.kpi-row.mild td { background: #FFF7ED; }

.kpi-table tbody tr:hover td { filter: brightness(0.97); }

.td-proj { font-weight: 600; color: var(--color-text); max-width: 120px; overflow: hidden; text-overflow: ellipsis; }
.td-sub { color: var(--color-text-secondary); max-width: 100px; overflow: hidden; text-overflow: ellipsis; }
.td-kpi { color: var(--color-text); font-weight: 500; }
.td-num { font-family: var(--font-mono); font-size: 0.8rem; color: var(--color-text); }
.td-target { font-family: var(--font-mono); font-size: 0.78rem; color: var(--color-text-muted); }
.td-bar { width: 80px; }
.td-pct { font-family: var(--font-mono); font-weight: 700; font-size: 0.84rem; }
.td-pct.severe { color: var(--color-danger); }
.td-pct.warning { color: var(--color-warning); }
.td-pct.mild { color: var(--color-cta); }
.td-tag { text-align: center; }
.td-link { text-align: right; }

.kpi-mini-bar {
    height: 6px;
    background: var(--color-primary-light);
    border-radius: 3px;
    overflow: hidden;
}

.kpi-mini-fill {
    height: 100%;
    border-radius: 3px;
    transition: width 0.6s ease;
}

.kpi-mini-fill.severe { background: var(--color-danger); }
.kpi-mini-fill.warning { background: var(--color-warning); }
.kpi-mini-fill.mild { background: var(--color-cta); }

.tag-sm {
    display: inline-block;
    padding: 1px 8px;
    border-radius: 10px;
    font-size: 0.7rem;
    font-weight: 600;
    letter-spacing: 0.3px;
}

.tag-danger { background: #FEE2E2; color: #991B1B; }
.tag-warning { background: #FEF3C7; color: #92400E; }
.tag-orange { background: #FFEDD5; color: #9A3412; }

.link-sm {
    font-size: 0.78rem;
    color: var(--color-primary);
    text-decoration: none;
    font-weight: 500;
}

.link-sm:hover { text-decoration: underline; color: var(--color-primary-hover); }

/* --- Budget Overview --- */
.budget-overview {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.budget-item {
    background: var(--color-card-bg);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    padding: 16px 20px;
    box-shadow: var(--shadow-sm);
}

.budget-item-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 8px;
}

.budget-item-name {
    font-weight: 600;
    font-size: 0.95rem;
    color: var(--color-text);
}

.budget-item-amount {
    font-family: var(--font-mono);
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--color-text-secondary);
}

.budget-bar {
    height: 8px;
    background: var(--color-primary-light);
    border-radius: 4px;
    overflow: hidden;
}

.budget-bar-fill {
    height: 100%;
    border-radius: 4px;
    transition: width 0.6s ease;
}

.budget-bar-fill.safe { background: var(--color-success); }
.budget-bar-fill.warning { background: var(--color-warning); }
.budget-bar-fill.danger { background: var(--color-danger); }

.budget-item-footer {
    display: flex;
    justify-content: space-between;
    margin-top: 6px;
    font-size: 0.8rem;
    color: var(--color-text-muted);
}

/* --- Filter Bar --- */
.filter-bar {
    display: flex;
    gap: 12px;
    margin-bottom: 24px;
    align-items: center;
}

.search-box {
    flex: 1;
    max-width: 360px;
    position: relative;
}

.search-box svg {
    position: absolute;
    left: 14px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--color-text-muted);
    pointer-events: none;
}

.search-box input {
    width: 100%;
    padding: 10px 14px 10px 42px;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    font-size: 0.9rem;
    font-family: var(--font-sans);
    background: var(--color-white);
    color: var(--color-text);
    transition: all var(--transition-fast);
    outline: none;
}

.search-box input:focus {
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(124, 58, 237, 0.1);
}

.select-input {
    padding: 10px 36px 10px 14px;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    font-size: 0.9rem;
    font-family: var(--font-sans);
    background: var(--color-white);
    color: var(--color-text);
    cursor: pointer;
    outline: none;
    transition: all var(--transition-fast);
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%23A094B8' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 10px center;
}

.select-input:focus {
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(124, 58, 237, 0.1);
}

/* --- Project List (compact rows) --- */
.project-grid {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.project-row {
    background: var(--color-card-bg);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    padding: 10px 14px;
    cursor: grab;
    transition: all var(--transition-fast);
    box-shadow: var(--shadow-sm);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    user-select: none;
}

.project-row:active { cursor: grabbing; }
.project-row.dragging {
    opacity: 0.4;
    border: 2px dashed var(--color-primary);
    background: var(--color-primary-bg);
    cursor: grabbing;
}
.project-row.drag-over {
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(124,58,237,.15);
}

.project-row:hover {
    box-shadow: var(--shadow-md);
    border-color: var(--color-primary);
    transform: translateY(-1px);
}
.project-row.dragging:hover,
.project-row.drag-over:hover { transform: none; }

.project-row-main {
    display: flex;
    align-items: center;
    gap: 10px;
    flex: 1;
    min-width: 0;
    flex-wrap: wrap;
}
.project-row-main .card-project-logo { flex-shrink: 0; }

.project-row-name {
    font-size: 0.95rem;
    font-weight: 700;
    color: var(--color-text);
    white-space: nowrap;
}

.project-row-meta {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 0.75rem;
    color: var(--color-text-muted);
    min-width: 0;
    flex-wrap: wrap;
}
.pr-desc {
    color: var(--color-text-secondary);
    max-width: 200px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}
.pr-info { white-space: nowrap; }
.pr-sp-count { white-space: nowrap; color: var(--color-text-muted); }

.project-row-tags {
    display: flex;
    gap: 4px;
    flex-wrap: wrap;
}
.subproject-tag {
    background: var(--color-primary-light);
    color: var(--color-primary);
    padding: 2px 8px;
    border-radius: 10px;
    font-size: 0.72rem;
    font-weight: 500;
    white-space: nowrap;
}

.project-row-right {
    flex-shrink: 0;
}
.project-row-right .btn-icon {
    padding: 4px;
    opacity: 0;
    transition: opacity var(--transition-fast);
}
.project-row:hover .project-row-right .btn-icon { opacity: 1; }

/* legacy budget bar (kept for subpages) */
.card-budget-row { margin-bottom: 4px; }
.card-budget-name { font-size: 0.75rem; color: var(--color-text-muted); display: block; }
.budget-bar-info { display: flex; justify-content: space-between; font-size: 0.72rem; color: var(--color-text-muted); margin-top: 2px; }
.card-data-update { display: flex; align-items: center; gap: 6px; margin-top: 6px; padding: 4px 8px; background: var(--color-primary-bg); border-radius: 6px; font-size: 0.74rem; color: var(--color-text-secondary); }
.card-data-update svg { color: var(--color-primary); flex-shrink: 0; }
.card-data-update strong { color: var(--color-primary); font-weight: 700; font-variant-numeric: tabular-nums; }
.card-update-labels { display: flex; align-items: center; flex-wrap: wrap; gap: 8px 14px; }

.status-badge {
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 0.78rem;
    font-weight: 600;
}

.status-badge.active { background: var(--color-success-bg); color: #059669; }
.status-badge.completed { background: var(--color-info-bg); color: #2563EB; }
.status-badge.paused { background: var(--color-warning-bg); color: #D97706; }

.project-card-actions {
    display: flex;
    gap: 8px;
}

.btn-icon {
    background: none;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    padding: 6px 8px;
    cursor: pointer;
    color: var(--color-text-secondary);
    transition: all var(--transition-fast);
    display: flex;
    align-items: center;
    justify-content: center;
}

.btn-icon:hover {
    background: var(--color-primary-light);
    color: var(--color-primary);
    border-color: var(--color-primary);
}

.btn-icon.danger:hover {
    background: var(--color-danger-bg);
    color: var(--color-danger);
    border-color: var(--color-danger);
}

/* --- Buttons --- */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 20px;
    border-radius: var(--radius-md);
    font-size: 0.9rem;
    font-weight: 600;
    font-family: var(--font-sans);
    cursor: pointer;
    transition: all var(--transition-fast);
    border: none;
    outline: none;
    white-space: nowrap;
    text-decoration: none;
}

.btn-primary {
    background: var(--color-primary);
    color: var(--color-white);
}

.btn-primary:hover {
    background: var(--color-primary-hover);
    box-shadow: var(--shadow-md);
}

.btn-outline {
    background: var(--color-white);
    color: var(--color-primary);
    border: 1.5px solid var(--color-primary);
}

.btn-outline:hover {
    background: var(--color-primary-light);
}

.btn-ghost {
    background: transparent;
    color: var(--color-text-secondary);
}

.btn-ghost:hover {
    background: var(--color-primary-light);
    color: var(--color-primary);
}

.btn-danger {
    background: var(--color-danger);
    color: var(--color-white);
}
.btn-danger:hover:not(:disabled) {
    background: #DC2626;
    box-shadow: var(--shadow-md);
}
.btn-danger:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.btn-danger-outline {
    background: var(--color-white);
    color: var(--color-danger);
    border: 1.5px solid var(--color-danger);
}
.btn-danger-outline:hover {
    background: var(--color-danger-bg);
}

.btn-sm {
    padding: 6px 14px;
    font-size: 0.82rem;
}

.btn-close {
    background: none;
    border: none;
    cursor: pointer;
    color: var(--color-text-muted);
    padding: 4px;
    border-radius: var(--radius-sm);
    transition: all var(--transition-fast);
    display: flex;
}

.btn-close:hover {
    background: var(--color-primary-light);
    color: var(--color-primary);
}

/* --- Empty State --- */
.empty-state {
    text-align: center;
    padding: 60px 20px;
    color: var(--color-text-muted);
}

.empty-state svg {
    margin-bottom: 16px;
    opacity: 0.4;
}

.empty-state p {
    font-size: 1rem;
}

/* --- Modal --- */
.modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(76, 29, 149, 0.3);
    backdrop-filter: blur(4px);
    z-index: 1000;
    display: none;
    align-items: center;
    justify-content: center;
}

.modal-overlay.active {
    display: flex;
}

.modal {
    background: var(--color-white);
    border-radius: var(--radius-xl);
    width: 90%;
    max-width: 680px;
    max-height: 85vh;
    overflow-y: auto;
    box-shadow: var(--shadow-xl);
    animation: modalIn 0.2s ease;
}

@keyframes modalIn {
    from { opacity: 0; transform: scale(0.96) translateY(10px); }
    to { opacity: 1; transform: scale(1) translateY(0); }
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 24px 28px 0;
}

.modal-header h3 {
    font-size: 1.2rem;
    font-weight: 700;
}

.modal-body {
    padding: 24px 28px;
}

.modal-footer {
    display: flex;
    justify-content: flex-end;
    gap: 12px;
    padding: 0 28px 24px;
}

/* --- Forms --- */
.form-group {
    margin-bottom: 18px;
    flex: 1;
}

.form-label {
    display: block;
    font-size: 0.88rem;
    font-weight: 600;
    color: var(--color-text);
    margin-bottom: 6px;
}

.form-label .required {
    color: var(--color-danger);
}

.form-input {
    width: 100%;
    padding: 10px 14px;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    font-size: 0.9rem;
    font-family: var(--font-sans);
    color: var(--color-text);
    background: var(--color-white);
    transition: all var(--transition-fast);
    outline: none;
}

.form-input:focus {
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(124, 58, 237, 0.1);
}

.form-textarea {
    resize: vertical;
    min-height: 80px;
}

.form-row {
    display: flex;
    gap: 16px;
}

select.form-input {
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%23A094B8' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 10px center;
    padding-right: 36px;
}

/* --- Subproject Form --- */
.subproject-section {
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: 20px;
    margin-top: 8px;
    background: var(--color-bg);
}

.subproject-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 16px;
}

.subproject-header h4 {
    font-size: 1rem;
    font-weight: 700;
}

.subproject-card {
    background: var(--color-white);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    padding: 16px;
    margin-bottom: 12px;
}

.subproject-card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 12px;
}

.subproject-card-header h5 {
    font-size: 0.9rem;
    font-weight: 600;
}

.kpi-list {
    display: flex;
    flex-direction: column;
    gap: 8px;
    margin-top: 8px;
}

.kpi-item {
    display: flex;
    align-items: center;
    gap: 8px;
}

.kpi-item .form-input {
    flex: 1;
    padding: 6px 10px;
    font-size: 0.82rem;
}

.kpi-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 8px;
    font-size: 0.82rem;
    font-weight: 600;
    color: var(--color-text-secondary);
}

/* --- Detail Page --- */
.detail-header {
    background: var(--color-white);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-xl);
    padding: 28px 32px;
    margin-bottom: 24px;
    box-shadow: var(--shadow-sm);
}

.detail-header-top {
    display: flex;
    align-items: center;
    gap: 14px;
    margin-bottom: 16px;
    flex-wrap: wrap;
}
.detail-header-top .detail-project-logo { flex-shrink: 0; }
.detail-header-top .status-badge { margin-left: auto; }

.detail-header-top h2 {
    font-size: 1.5rem;
    font-weight: 700;
}

.detail-header-desc {
    color: var(--color-text-secondary);
    margin-bottom: 16px;
    line-height: 1.6;
}

.detail-meta {
    display: flex;
    gap: 24px;
    flex-wrap: wrap;
    font-size: 0.88rem;
    color: var(--color-text-secondary);
}

.detail-meta-item {
    display: flex;
    align-items: center;
    gap: 6px;
}

.detail-meta-item svg {
    color: var(--color-text-muted);
}

.detail-meta-update {
    background: var(--color-primary-bg);
    padding: 4px 10px;
    border-radius: 999px;
    border: 1px solid var(--color-primary-light);
}
.detail-meta-update svg {
    color: var(--color-primary);
}
.detail-meta-update strong {
    color: var(--color-primary);
    font-weight: 700;
    font-variant-numeric: tabular-nums;
    margin-left: 2px;
}

.detail-actions {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
    margin-bottom: 24px;
}
.detail-actions .btn {
    padding: 11px 22px;
}

.proj-tabs {
    display: flex;
    gap: 4px;
    margin-bottom: 20px;
    border-bottom: 1px solid var(--color-border);
}
.proj-tab {
    background: none;
    border: none;
    padding: 11px 20px;
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--color-text-secondary);
    cursor: pointer;
    border-bottom: 2px solid transparent;
    font-family: var(--font-sans);
    transition: all var(--transition-fast);
}
.proj-tab:hover { color: var(--color-primary); }
.proj-tab.active {
    color: var(--color-primary);
    border-bottom-color: var(--color-primary);
}
.proj-tab-panel { display: none; }
.proj-tab-panel.active { display: block; }
.proj-iframe {
    width: 100%;
    height: 82vh;
    border: none;
    border-radius: var(--radius-lg);
    background: var(--color-white);
}

/* --- Subproject Detail --- */
.subproject-detail-card {
    background: var(--color-white);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-xl);
    padding: 24px 28px;
    margin-bottom: 20px;
    box-shadow: var(--shadow-sm);
}

.subproject-detail-top {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 12px;
    margin-bottom: 20px;
}

.subproject-detail-header {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 10px;
}

.subproject-detail-header h3 {
    font-size: 1.15rem;
    font-weight: 700;
}

.subproject-media-tag {
    background: var(--color-primary-light);
    color: var(--color-primary);
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 0.82rem;
    font-weight: 500;
}

.subproject-detail-tools {
    display: flex;
    align-items: center;
    gap: 8px;
    flex-wrap: wrap;
}

.subproject-detail-tools .btn { flex-shrink: 0; }

.subproject-detail-body {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.subproject-section-title {
    font-size: 0.88rem;
    font-weight: 600;
    color: var(--color-text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 12px;
}

/* 投放账号 */
.account-list { display: flex; flex-direction: column; gap: 8px; margin-bottom: 10px; }
.account-item {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 12px;
    background: var(--color-primary-bg);
    border: 1px solid var(--color-border);
    border-radius: 8px;
}
.account-link {
    flex: 1;
    color: var(--color-primary);
    text-decoration: none;
    font-size: 0.85rem;
    word-break: break-all;
}
.account-link:hover { text-decoration: underline; }
.account-del { flex-shrink: 0; width: 26px; height: 26px; }
.account-add { display: flex; gap: 8px; }
.account-input { flex: 1; min-width: 0; }
.account-empty { font-size: 0.82rem; color: var(--color-text-muted); }
.analysis-edit-wrap { margin-top: 16px; }
.analysis-edit-wrap .form-label { margin-top: 10px; display: block; }
.analysis-textarea { width: 100%; min-height: 120px; resize: vertical; font-family: inherit; line-height: 1.6; margin-top: 4px; }
.analysis-edit-wrap .btn { margin-top: 10px; }

.budget-detail {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.budget-overview {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
}

.budget-overview-item {
    display: flex;
    flex-direction: column;
    gap: 6px;
    padding: 14px 16px;
    background: var(--color-bg-secondary);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
}

.budget-overview-item .label {
    font-size: 0.82rem;
    color: var(--color-text-secondary);
}

.budget-overview-item .value {
    font-family: var(--font-mono);
    font-size: 1.25rem;
    font-weight: 700;
}

.budget-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.9rem;
}

.budget-row .label {
    color: var(--color-text-secondary);
}

.budget-row .value {
    font-family: var(--font-mono);
    font-weight: 600;
}

.budget-row .value.used { color: var(--color-cta); }
.budget-row .value.remaining { color: var(--color-success); }

.kpi-detail-list {
    display: flex;
    flex-direction: column;
    gap: 14px;
}

.kpi-detail-item {
    background: var(--color-bg);
    border-radius: var(--radius-md);
    padding: 14px;
}

.kpi-detail-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 8px;
}

.kpi-detail-name {
    font-size: 0.88rem;
    font-weight: 600;
}

.kpi-detail-value {
    font-family: var(--font-mono);
    font-size: 0.85rem;
    font-weight: 600;
}

.kpi-progress-bar {
    height: 6px;
    background: var(--color-border);
    border-radius: 3px;
    overflow: hidden;
}

.kpi-progress-fill {
    height: 100%;
    border-radius: 3px;
    transition: width 0.6s ease;
}

.kpi-progress-fill.good { background: var(--color-success); }
.kpi-progress-fill.medium { background: var(--color-warning); }
.kpi-progress-fill.low { background: var(--color-danger); }

/* --- KPI 目标达成卡片 --- */
.kpi-target-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 12px;
}

.kpi-target-card {
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    padding: 14px 16px;
    background: #fff;
}

.kpi-target-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 8px;
}

.kpi-target-name {
    font-weight: 700;
    font-size: 0.9rem;
}

.kpi-target-status {
    font-size: 0.72rem;
    font-weight: 700;
    padding: 2px 8px;
    border-radius: 999px;
}

.kpi-target-status.good { color: #10B981; background: #10B98118; }
.kpi-target-status.medium { color: #F59E0B; background: #F59E0B18; }
.kpi-target-status.low { color: #F97316; background: #F9731618; }

.kpi-target-nums {
    display: flex;
    align-items: baseline;
    justify-content: space-between;
    margin-bottom: 8px;
}

.kpi-target-actual {
    font-size: 1.3rem;
    font-weight: 700;
    font-variant-numeric: tabular-nums;
}

.kpi-target-goal {
    font-size: 0.78rem;
    color: var(--color-text-muted);
    font-weight: 600;
}

.kpi-target-bar {
    height: 7px;
    border-radius: 4px;
    background: var(--color-primary-bg);
    overflow: hidden;
}

.kpi-target-fill {
    height: 100%;
    border-radius: 4px;
    transition: width 0.4s ease;
}

.kpi-target-note {
    font-size: 0.7rem;
    color: var(--color-text-muted);
    margin-top: 6px;
}

/* --- Toast --- */
.toast-container {
    position: fixed;
    top: 24px;
    right: 24px;
    z-index: 2000;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.toast {
    padding: 14px 20px;
    border-radius: var(--radius-md);
    color: var(--color-white);
    font-weight: 600;
    font-size: 0.9rem;
    box-shadow: var(--shadow-lg);
    animation: toastIn 0.3s ease;
    max-width: 400px;
}

.toast.success { background: #059669; }
.toast.error { background: #DC2626; }
.toast.info { background: #2563EB; }

@keyframes toastIn {
    from { opacity: 0; transform: translateX(100%); }
    to { opacity: 1; transform: translateX(0); }
}

/* --- Responsive --- */
@media (max-width: 1200px) {
    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .project-row-main { gap: 6px; }
    .pr-desc { max-width: 120px; }
}

@media (max-width: 768px) {
    /* 侧边栏 -> 顶部固定一行横排 */
    .sidebar {
        width: 100%;
        height: 56px;
        min-height: 0;
        top: 0;
        left: 0;
        right: 0;
        bottom: auto;
        flex-direction: row;
        align-items: center;
        border-right: none;
        border-bottom: 1px solid var(--color-border);
        box-shadow: 0 2px 8px rgba(0,0,0,.04);
        overflow: visible;
        padding: 0;
    }
    .sidebar-header {
        border-bottom: none;
        border-right: 1px solid var(--color-border);
        padding: 0 14px;
        min-height: 0;
        flex-shrink: 0;
    }
    .sidebar-toggle { display: none; }
    .sidebar-nav {
        flex-direction: row;
        align-items: center;
        gap: 6px;
        padding: 0 12px;
        overflow-x: auto;
        overflow-y: hidden;
        flex: 1;
        -webkit-overflow-scrolling: touch;
        scrollbar-width: none;
    }
    .sidebar-nav::-webkit-scrollbar { display: none; }
    .sidebar .logo-text,
    .sidebar .nav-item span { display: inline; }
    .sidebar .nav-item {
        justify-content: center;
        padding: 8px 14px;
        border-radius: 999px;
        white-space: nowrap;
    }
    .sidebar-divider {
        width: 1px;
        height: 24px;
        margin: 0 4px;
    }
    #sidebarProjects {
        display: flex !important;
        flex-direction: row;
        gap: 6px;
        flex-shrink: 0;
    }
    .sidebar-project-name { display: none; }
    .sidebar-project-item {
        justify-content: center;
        padding: 6px;
        gap: 0;
        border-radius: 50%;
    }
    .sidebar-project-item .proj-logo {
        width: 28px !important;
        height: 28px !important;
        font-size: 11px !important;
    }
    .main-content {
        margin-left: 0;
        margin-top: 56px;
    }
    .page {
        padding: 20px 16px;
    }
    .stats-grid {
        grid-template-columns: 1fr 1fr 1fr;
        gap: 10px;
    }
    .project-row { flex-direction: column; align-items: flex-start; gap: 8px; }
    .project-row-main { flex-wrap: wrap; }
    .project-row-right { align-self: flex-end; }
    .form-row {
        flex-direction: column;
        gap: 0;
    }
    .filter-bar {
        flex-direction: row;
        flex-wrap: nowrap;
        gap: 8px;
    }
    .search-box {
        max-width: none;
        flex: 1;
        min-width: 0;
    }
    .page-header-row {
        flex-direction: column;
    }
    .detail-meta {
        gap: 12px;
    }
}

@media (max-width: 480px) {
    .stats-grid { gap: 8px; }
    .stat-card { padding: 12px 8px; gap: 8px; flex-direction: column; align-items: flex-start; }
    .stat-icon { width: 32px; height: 32px; }
    .stat-icon svg { width: 16px; height: 16px; }
    .stat-value { font-size: 1.15rem; }
    .stat-label { font-size: 0.72rem; }
    .modal {
        width: 95%;
        max-height: 90vh;
    }
    .modal-body {
        padding: 16px;
    }
}

/* --- User Management Modal --- */
.modal-lg { width: 640px; max-width: 95vw; }

.user-add-section {
    background: var(--color-primary-bg);
    padding: 16px;
    border-radius: var(--radius-md);
    margin-bottom: 20px;
}
.user-add-section h4 { font-size: 0.95rem; margin-bottom: 12px; }

.user-project-checks {
    display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 12px;
}
.user-project-check {
    display: flex; align-items: center; gap: 4px;
    font-size: 0.82rem; cursor: pointer;
    padding: 4px 10px;
    border: 1px solid var(--color-border);
    border-radius: 4px;
}
.user-project-check:hover { border-color: var(--color-primary); }

.user-list-title { font-size: 0.95rem; margin-bottom: 10px; }

.user-item {
    display: flex; align-items: center; justify-content: space-between;
    padding: 10px 12px;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    margin-bottom: 6px;
    transition: background var(--transition-fast);
}
.user-item:hover { background: var(--color-primary-bg); }
.user-paused { opacity: .55; }

.user-item-info {
    display: flex; align-items: center; gap: 10px; flex-wrap: wrap;
}
.user-item-name { font-weight: 600; font-size: 0.9rem; }
.user-item-role {
    font-size: 0.75rem; color: var(--color-primary); background: var(--color-primary-light);
    padding: 1px 8px; border-radius: 10px;
}
.user-item-status {
    font-size: 0.72rem; padding: 1px 8px; border-radius: 10px;
}
.user-item-status.active { background: var(--color-success-bg); color: var(--color-success); }
.user-item-status.paused { background: #FFF0ED; color: var(--color-danger); }
.user-item-projects { font-size: 0.75rem; color: var(--color-text-muted); }

.user-item-actions { display: flex; gap: 4px; flex-shrink: 0; }

/* --- Reduced Motion --- */
@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        transition-duration: 0.01ms !important;
    }
}