/* Global Theme Variables - Modern Glassmorphism & HSL System */
:root {
    /* 
       --- Base HSL Values ---
       Easily tweak these to change the entire theme feel.
    */
    /* Brand Color (Primary Blue) */
    --h-brand: 212;
    --s-brand: 100%;
    --l-brand: 50%;

    /* Success Green */
    --h-success: 152;
    --s-success: 57%;
    --l-success: 50%;

    /* Warning Orange */
    --h-warning: 32;
    --s-warning: 95%;
    --l-warning: 54%;

    /* Danger Red */
    --h-danger: 350;
    --s-danger: 80%;
    --l-danger: 55%;

    /* --- Light Mode Palette --- */
    --bg-grade-1: 210, 30%, 96%;
    /* Light Grey/Blue Background */
    --bg-grade-2: 210, 30%, 92%;
    /* Slightly Darker */

    --text-main: 210, 20%, 15%;
    /* Almost Black */
    --text-muted: 210, 10%, 50%;
    /* Grey Text */

    --glass-bg: hsla(0, 0%, 100%, 0.7);
    --glass-border: hsla(0, 0%, 100%, 0.5);
    --glass-shadow: 0 8px 32px hsla(210, 20%, 15%, 0.1);

    --card-radius: 20px;
}

/* --- Light Mode Variables (Refined for WOW) --- */
:root,
[data-bs-theme="light"] {
    --bg-grade-1: 220, 40%, 98%;
    --bg-grade-2: 240, 50%, 96%;
    --text-main: 220, 20%, 20%;
    --text-muted: 220, 10%, 45%;
    --glass-bg: hsla(0, 0%, 100%, 0.65);
    --glass-border: hsla(220, 30%, 50%, 0.12);
    --glass-shadow: 0 8px 32px hsla(220, 40%, 20%, 0.06);

    --h-brand: 215;
    --s-brand: 100%;
    --l-brand: 55%;

    --h-success: 155;
    --s-success: 70%;
    --l-success: 45%;

    --h-warning: 35;
    --s-warning: 95%;
    --l-warning: 50%;
}

[data-bs-theme="dark"] {
    /* --- Dark Mode Palette --- */
    --bg-grade-1: 220, 30%, 8%;
    /* Deep Space Blue/Black */
    --bg-grade-2: 220, 30%, 12%;
    /* Slightly Lighter */

    --text-main: 220, 20%, 95%;
    /* Off White */
    --text-muted: 220, 15%, 65%;
    /* Light Grey Text */

    --glass-bg: hsla(220, 30%, 12%, 0.6);
    --glass-border: hsla(220, 20%, 80%, 0.1);
    --glass-shadow: 0 8px 32px hsla(0, 0%, 0%, 0.4);

    /* Adjust Brand for Dark Mode to be more vibrant/legible */
    --l-brand: 60%;
}

html {
    font-size: 16px;
    /* Standardize base font size */
    -webkit-text-size-adjust: 100%;
    -ms-text-size-adjust: 100%;
}

body {
    background-color: hsl(var(--bg-grade-1));
    color: var(--app-text-main);
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    min-height: 100vh;
}

/* --- Dynamic Background Animation & Glows --- */
.bg-glow-container {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    z-index: -1;
    overflow: hidden;
    pointer-events: none;
    background: hsl(var(--bg-grade-1));
}

.bg-glow {
    position: absolute;
    width: 65vmax;
    height: 65vmax;
    border-radius: 50%;
    /* REMOVED filter: blur() - expensive to compute in real-time */
    opacity: 0.5;
    mix-blend-mode: normal;
    /* REMOVED animation: breathe-bg - heavy on GPU/CPU */
    display: block !important;
}

[data-bs-theme="dark"] .bg-glow {
    opacity: 0.35;
    mix-blend-mode: normal;
}

.bg-glow-1 {
    top: -25%;
    left: -15%;
    /* Synthetic blur using multi-stop gradients for performance */
    background: radial-gradient(circle at center,
            hsla(var(--h-brand), 100%, 60%, 0.8) 0%,
            hsla(var(--h-brand), 100%, 60%, 0.4) 30%,
            hsla(var(--h-brand), 100%, 60%, 0.1) 60%,
            transparent 80%) !important;
}

.bg-glow-2 {
    bottom: -15%;
    right: -10%;
    background: radial-gradient(circle at center,
            hsla(var(--h-success), 80%, 50%, 0.6) 0%,
            hsla(var(--h-success), 80%, 50%, 0.3) 30%,
            hsla(var(--h-success), 80%, 50%, 0.1) 60%,
            transparent 80%) !important;
}

.bg-glow-3 {
    top: 35%;
    right: 15%;
    width: 45vmax;
    height: 45vmax;
    background: radial-gradient(circle at center,
            hsla(var(--h-warning), 95%, 60%, 0.4) 0%,
            hsla(var(--h-warning), 95%, 60%, 0.2) 30%,
            hsla(var(--h-warning), 95%, 60%, 0.05) 60%,
            transparent 80%) !important;
}

body {
    /* HSL to CSS Vars */
    --app-text-main: hsl(var(--text-main));
    --app-text-muted: hsl(var(--text-muted));

    --app-brand: hsl(var(--h-brand), var(--s-brand), var(--l-brand));
    --app-success: hsl(var(--h-success), var(--s-success), var(--l-success));

    background-color: transparent;
    /* Use container background */
    color: var(--app-text-main);
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    font-size: 15px;
    letter-spacing: -0.01em;
    min-height: 100vh;
}

/* --- Typography --- */
h1,
h2,
h3,
h4,
h5,
h6,
.navbar-brand {
    font-weight: 700;
    letter-spacing: -0.025em;
    color: var(--app-text-main);
}

.text-muted {
    color: var(--app-text-muted) !important;
}

/* --- Glassmorphism Utils (Performance Optimized) --- */
.navbar,
.nav-secondary-container,
.modal-content,
.dropdown-menu,
.glass-panel {
    background: var(--glass-bg) !important;
    backdrop-filter: blur(12px) saturate(140%) !important;
    -webkit-backdrop-filter: blur(12px) saturate(140%) !important;
    border: 1px solid var(--glass-border) !important;
    box-shadow: var(--glass-shadow) !important;
    border-radius: var(--card-radius);
}

/* Card: Simple transparency for performance, Blur only if strictly needed */
.card {
    background: var(--glass-bg) !important;
    border: 1px solid var(--glass-border) !important;
    box-shadow: var(--glass-shadow) !important;
    border-radius: var(--card-radius);
    overflow: hidden;
    color: var(--app-text-main);
    transition: transform 0.25s ease, box-shadow 0.25s ease;
    contain: paint;
    /* Performance boost for complex layouts */
}

/* Override Bootstrap Backgrounds */
.bg-white,
.bg-light,
.bg-dark,
.bg-body-tertiary {
    background-color: transparent !important;
}

/* --- Card Styling --- */
.card {
    border-left: 4px solid transparent !important;
    /* Placeholder for decorative accent */
}

[data-bs-theme="light"] .card {
    background: linear-gradient(135deg, hsla(0, 0%, 100%, 0.8), hsla(220, 30%, 98%, 0.6)) !important;
}

[data-bs-theme="light"] .card-header {
    background: hsla(var(--h-brand), 100%, 95%, 0.3) !important;
    border-bottom: 1px solid hsla(var(--h-brand), 100%, 50%, 0.05) !important;
}

.card:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 60px hsla(0, 0%, 0%, 0.2) !important;
}

.card-header {
    background: hsla(0, 0%, 100%, 0.05) !important;
    /* REMOVED backdrop-filter to prevent nesting lag */
    border-bottom: 1px solid var(--glass-border) !important;
    padding: 0.85rem 1.5rem;
    color: var(--app-text-main) !important;
}

[data-bs-theme="dark"] .card-header {
    background: hsla(0, 0%, 0%, 0.2) !important;
}

.card-body {
    padding: 1.5rem;
}

.card-footer {
    background: transparent;
    border-color: var(--glass-border);
}

/* --- Navbar Styling --- */
.navbar {
    padding: 0.75rem 0;
    margin-bottom: 0;
    position: sticky;
    top: 0;
    z-index: 1050;
}

.navbar-brand {
    font-size: 1.6rem;
    font-weight: 850;
    letter-spacing: -0.04em;
    background: linear-gradient(135deg, hsl(var(--h-brand), 100%, 50%), hsl(var(--h-brand), 100%, 75%));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    filter: drop-shadow(0 2px 10px hsla(var(--h-brand), 100%, 50%, 0.3));
}

/* --- Interactive Elements --- */
.btn {
    border-radius: 12px;
    font-weight: 700;
    padding: 0.5rem 1.25rem;
    transition: all 0.2s ease-in-out;
    /* REMOVED backdrop-filter from all buttons for massive FPS gain */
    border: 1px solid transparent;
}

.btn-primary {
    background: linear-gradient(135deg, hsl(var(--h-brand), 85%, 55%), hsl(var(--h-brand), 85%, 45%));
    box-shadow: 0 8px 20px hsla(var(--h-brand), 80%, 50%, 0.25);
    border: none;
}

.btn-primary:hover {
    transform: translateY(-2px) scale(1.02);
    box-shadow: 0 12px 30px hsla(var(--h-brand), 80%, 50%, 0.35);
    filter: brightness(1.1);
}

[data-bs-theme="light"] .btn-outline-primary {
    background: hsla(var(--h-brand), 100%, 50%, 0.05);
    border-color: hsla(var(--h-brand), 100%, 50%, 0.2);
    color: hsl(var(--h-brand), 100%, 45%);
}

[data-bs-theme="light"] .btn-outline-primary:hover {
    background: hsl(var(--h-brand), 100%, 50%);
    color: #fff;
}

.btn-outline-secondary {
    border: 1px solid var(--glass-border);
    background: rgba(255, 255, 255, 0.05);
    color: var(--app-text-main);
}

.btn-outline-secondary:hover {
    background: rgba(255, 255, 255, 0.15);
    color: var(--app-text-main);
}

/* --- Form Inputs --- */
.form-control,
.form-select {
    background-color: rgba(255, 255, 255, 0.05);
    /* Very subtle fill */
    border: 1px solid var(--glass-border);
    backdrop-filter: blur(10px);
    color: var(--app-text-main);
    border-radius: 12px;
    padding: 0.6rem 1rem;
    transition: all 0.2s;
}

[data-bs-theme="dark"] .form-control,
[data-bs-theme="dark"] .form-select {
    background-color: rgba(0, 0, 0, 0.2);
}

.form-control:focus,
.form-select:focus {
    background-color: rgba(255, 255, 255, 0.1);
    border-color: var(--app-brand);
    box-shadow: 0 0 0 4px hsla(var(--h-brand), var(--s-brand), var(--l-brand), 0.2);
    color: var(--app-text-main);
}

/* --- Select Options Specifics --- */
/* Options can't easily validly be glass, so fallback to solid for legibility */
select option {
    background-color: hsl(var(--bg-grade-1));
    color: var(--app-text-main);
}

[data-bs-theme="dark"] select option {
    background-color: hsl(var(--bg-grade-2));
}

/* --- Tables --- */
.table {
    --bs-table-bg: transparent;
    --bs-table-color: var(--app-text-main);
    --bs-table-border-color: var(--glass-border);
    margin-bottom: 0;
}

.table th {
    font-weight: 700 !important;
    text-transform: none !important;
    font-size: 1.1rem !important;
    letter-spacing: 0.01em !important;
    color: var(--app-text-muted);
    border-bottom-width: 1px;
    padding-bottom: 1rem;
}

.table thead th {
    background: transparent;
    border-bottom: 2px solid var(--glass-border);
    color: var(--app-text-muted);
}

.table td {
    padding-top: 1rem;
    padding-bottom: 1rem;
    vertical-align: middle;
}

.table-hover tbody tr:hover {
    background-color: hsla(var(--h-brand), 100%, 50%, 0.08) !important;
}

/* --- Badge / Pills --- */
.badge {
    padding: 0.5em 1em;
    border-radius: 50px;
    font-weight: 700;
    letter-spacing: 0.02em;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.bg-success {
    background: hsla(var(--h-success), var(--s-success), var(--l-success), 0.2) !important;
    color: hsl(var(--h-success), var(--s-success), calc(var(--l-success) + 10%)) !important;
    border: 1px solid hsla(var(--h-success), var(--s-success), var(--l-success), 0.3) !important;
}

[data-bs-theme="dark"] .bg-success {
    background: hsla(var(--h-success), 100%, 50%, 0.15) !important;
    color: hsl(var(--h-success), 100%, 75%) !important;
    border-color: hsla(var(--h-success), 100%, 50%, 0.4) !important;
    text-shadow: 0 0 10px hsla(var(--h-success), 100%, 50%, 0.5);
}

.bg-warning {
    background: hsla(var(--h-warning), var(--s-warning), var(--l-warning), 0.2) !important;
    color: hsl(var(--h-warning), var(--s-warning), calc(var(--l-warning) - 10%)) !important;
    border: 1px solid hsla(var(--h-warning), var(--s-warning), var(--l-warning), 0.3) !important;
}

[data-bs-theme="dark"] .bg-warning {
    color: hsl(var(--h-warning), 100%, 80%) !important;
}

.bg-danger {
    background: hsla(var(--h-danger), var(--s-danger), var(--l-danger), 0.2) !important;
    color: hsl(var(--h-danger), var(--s-danger), var(--l-danger)) !important;
    border: 1px solid hsla(var(--h-danger), var(--s-danger), var(--l-danger), 0.3) !important;
}

.bg-primary {
    background: hsla(var(--h-brand), var(--s-brand), var(--l-brand), 0.2) !important;
    color: hsl(var(--h-brand), var(--s-brand), var(--l-brand)) !important;
    border: 1px solid hsla(var(--h-brand), var(--s-brand), var(--l-brand), 0.3) !important;
}

/* --- Scrollbar Customization --- */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

::-webkit-scrollbar-track {
    background: transparent;
}

::-webkit-scrollbar-thumb {
    background: hsla(var(--text-main), 0.2);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: hsla(var(--text-main), 0.4);
}

/* --- Secondary Navigation Bar --- */
.nav-secondary-container {
    border-bottom: 1px solid var(--glass-border);
}

.nav-main-btn {
    font-weight: 700 !important;
    font-size: 1.1rem !important;
    border-radius: 10px;
    padding: 0.5rem 1.25rem !important;
    color: var(--app-text-muted);
    border: 1px solid transparent;
}

.nav-main-btn:hover,
.nav-main-btn.active {
    background: var(--app-brand);
    color: #fff;
    box-shadow: 0 4px 12px hsla(var(--h-brand), var(--s-brand), var(--l-brand), 0.3);
}

/* --- Bootstrap Overrides for Dark Mode --- */
[data-bs-theme="dark"] .dropdown-menu {
    background: hsl(var(--bg-grade-2));
    border: 1px solid var(--glass-border);
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.5);
}

[data-bs-theme="dark"] .dropdown-item {
    color: var(--app-text-main);
}

[data-bs-theme="dark"] .dropdown-item:hover {
    background-color: hsla(255, 100%, 100%, 0.1);
}

/* --- Legacy Class Neutralization --- */
[data-bs-theme="dark"] .text-dark,
[data-bs-theme="dark"] .link-dark {
    color: var(--app-text-main) !important;
}

[data-bs-theme="dark"] .bg-light {
    background: hsla(0, 0%, 100%, 0.1) !important;
    color: var(--app-text-main) !important;
    border: 1px solid var(--glass-border) !important;
}

.bg-light.badge {
    color: var(--app-text-main) !important;
}

/* --- Responsive Adjustments --- */
@media (max-width: 991px) {
    .bg-glow {
        width: 100vmax;
        height: 100vmax;
    }

    /* --- 移动端响应式卡片化表格 --- */
    .table-responsive-stack,
    .table-responsive-stack thead,
    .table-responsive-stack tbody,
    .table-responsive-stack th,
    .table-responsive-stack td,
    .table-responsive-stack tr {
        display: block !important;
        width: 100% !important;
    }

    /* 隐藏表头 */
    .table-responsive-stack thead tr {
        position: absolute !important;
        top: -9999px !important;
        left: -9999px !important;
    }

    /* 使行 (tr) 变成独立的卡片 */
    .table-responsive-stack tr {
        border: 1px solid var(--glass-border) !important;
        background: var(--glass-bg) !important;
        margin-bottom: 1rem !important;
        padding: 0.75rem !important;
        border-radius: 12px !important;
        box-shadow: 0 4px 15px rgba(0, 0, 0, 0.05) !important;
    }

    /* 单元格 (td) 表现为两列排布 */
    .table-responsive-stack td {
        border: none !important;
        border-bottom: 1px dashed var(--glass-border) !important;
        position: relative !important;
        padding-left: 45% !important;
        padding-top: 0.5rem !important;
        padding-bottom: 0.5rem !important;
        text-align: right !important;
        min-height: 2.2rem !important;
        display: flex !important;
        align-items: center !important;
        justify-content: flex-end !important;
    }
    
    .table-responsive-stack td:last-child {
        border-bottom: none !important;
    }

    /* 使用 :before 伪类加载自定义键名，左对齐，加粗 */
    .table-responsive-stack td::before {
        content: attr(data-label) !important;
        position: absolute !important;
        left: 0.75rem !important;
        width: 40% !important;
        white-space: nowrap !important;
        overflow: hidden !important;
        text-overflow: ellipsis !important;
        font-weight: 700 !important;
        text-align: left !important;
        color: var(--app-text-muted) !important;
    }
    
    /* 去掉隐藏ID的特殊列在卡片下的样式影响 */
    body:not(.show-ids) .table-responsive-stack td.col-id {
        display: none !important;
    }
}

/* --- 移动端全局微调 --- */
@media (max-width: 576px) {
    main.container-fluid {
        padding-left: 0.75rem !important;
        padding-right: 0.75rem !important;
        padding-top: 1rem !important;
        padding-bottom: 1rem !important;
    }
    .card-body {
        padding: 1rem !important;
    }
    h1, .h1 { font-size: 1.3rem !important; }
    h2, .h2 { font-size: 1.15rem !important; }
    h3, .h3 { font-size: 1.05rem !important; }
    
    .mb-3 {
        margin-bottom: 0.75rem !important;
    }
    .py-4 {
        padding-top: 1rem !important;
        padding-bottom: 1rem !important;
    }
    
    .btn {
        padding: 0.4rem 1rem !important;
        border-radius: 8px !important;
        font-size: 0.9rem !important;
    }
    
    /* 二级导航在移动端直接隐藏，完全融合在顶部折叠导航栏中 */
    .nav-secondary-container {
        display: none !important;
    }
}

/* --- 磨砂玻璃态 Tooltip 视觉打磨 --- */
.tooltip-inner {
    background: rgba(15, 23, 42, 0.92) !important;
    backdrop-filter: blur(8px) !important;
    -webkit-backdrop-filter: blur(8px) !important;
    border: 1px solid rgba(255, 255, 255, 0.15) !important;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.25) !important;
    padding: 0.6rem 0.9rem !important;
    font-size: 0.82rem !important;
    line-height: 1.4 !important;
    border-radius: 10px !important;
    color: #fff !important;
    max-width: 250px !important;
}

.tooltip-arrow::before {
    border-top-color: rgba(15, 23, 42, 0.92) !important;
}