/* ==============================================================
   BKNS Payroll System — Liquid Glass Design System v5.0.1
   Glassmorphism + Light/Dark Mode + Animated Backgrounds
   ============================================================== */

/* --- CSS Custom Properties: Light Mode (Default) --- */
:root {
    /* Surface & Background */
    --bg-main: #f0f4f8;
    --bg-surface: rgba(255, 255, 255, 0.72);
    --bg-surface-solid: #ffffff;
    --bg-sidebar: rgba(255, 255, 255, 0.68);
    --bg-topbar: rgba(255, 255, 255, 0.6);
    --bg-card: rgba(255, 255, 255, 0.6);
    --bg-card-hover: rgba(255, 255, 255, 0.78);
    --bg-input: rgba(236, 241, 247, 0.7);
    --bg-input-focus: rgba(255, 255, 255, 0.85);
    --bg-table-header: rgba(255, 255, 255, 0.45);
    --bg-table-hover: rgba(255, 255, 255, 0.65);
    --bg-table-even: rgba(255, 255, 255, 0.2);

    /* Borders */
    --border-color: rgba(255, 255, 255, 0.8);
    --border-subtle: rgba(255, 255, 255, 0.4);
    --border-sidebar: rgba(255, 255, 255, 0.6);
    --border-hover: rgba(255, 255, 255, 1);
    --border-input: rgba(255, 255, 255, 0.5);

    /* Text */
    --text-primary: #0f172a;
    --text-secondary: #1e293b;
    --text-muted: #475569;
    --text-sidebar: #475569;
    --text-sidebar-muted: #64748b;
    --text-sidebar-hover: #0f172a;
    --text-sidebar-active: #2563eb;

    /* Accent */
    --accent-primary: #3b82f6;
    --accent-primary-hover: #2563eb;
    --accent-light: rgba(59, 130, 246, 0.1);
    --accent-secondary: #8b5cf6;
    --accent-amber: #f59e0b;

    /* Navigation */
    --nav-hover-bg: rgba(255, 255, 255, 0.6);
    --nav-active-bg: rgba(255, 255, 255, 0.7);
    --nav-active-border: #3b82f6;

    /* Shadows */
    --card-shadow: 0 8px 32px 0 rgba(31, 38, 135, 0.07);
    --card-shadow-hover: 0 10px 40px 0 rgba(31, 38, 135, 0.12);
    --glass-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.02), 0 2px 4px -1px rgba(0, 0, 0, 0.02);
    --inner-shadow: inset 0 2px 4px 0 rgba(0, 0, 0, 0.05);

    /* Blur */
    --blur-panel: blur(16px);
    --blur-card: blur(12px);
    --blur-sidebar: blur(24px);

    /* Scrollbar */
    --scrollbar-bg: transparent;
    --scrollbar-thumb: rgba(148, 163, 184, 0.5);
    --scrollbar-thumb-hover: rgba(148, 163, 184, 0.8);

    /* Semantic Colors */
    --bg-success: rgba(16, 185, 129, 0.12);
    --text-success: #059669;
    --border-success: rgba(16, 185, 129, 0.3);

    --bg-danger: rgba(239, 68, 68, 0.1);
    --text-danger: #dc2626;
    --border-danger: rgba(239, 68, 68, 0.25);

    --bg-warning: rgba(245, 158, 11, 0.1);
    --text-warning: #d97706;
    --border-warning: rgba(245, 158, 11, 0.25);

    --bg-info: rgba(59, 130, 246, 0.1);
    --text-info: #2563eb;
    --border-info: rgba(59, 130, 246, 0.25);

    /* Buttons */
    --btn-primary-bg: linear-gradient(135deg, #3b82f6 0%, #2563eb 100%);
    --btn-primary-bg-flat: #3b82f6;
    --btn-primary-text: #ffffff;
    --btn-primary-hover: #1d4ed8;
    --btn-primary-shadow: 0 4px 15px rgba(59, 130, 246, 0.35);

    /* Blobs (Light) */
    --blob-1: linear-gradient(to right, #a5b4fc, #818cf8);
    --blob-1-opacity: 0.4;
    --blob-2: linear-gradient(to left, #67e8f9, #22d3ee);
    --blob-2-opacity: 0.3;
    --blob-3: linear-gradient(to bottom, #f9a8d4, #f472b6);
    --blob-3-opacity: 0.3;

    /* Liquid Bars */
    --liquid-primary: linear-gradient(180deg, #38bdf8 0%, #0ea5e9 100%);
    --liquid-emerald: linear-gradient(180deg, #34d399 0%, #10b981 100%);
    --liquid-amber: linear-gradient(180deg, #fbbf24 0%, #f59e0b 100%);
    --liquid-rose: linear-gradient(180deg, #fb7185 0%, #e11d48 100%);
    --liquid-purple: linear-gradient(180deg, #a78bfa 0%, #7c3aed 100%);
}

/* --- Dark Mode --- */
[data-theme="dark"] {
    --bg-main: #0a0f1a;
    --bg-surface: rgba(15, 23, 42, 0.78);
    --bg-surface-solid: #0f172a;
    --bg-sidebar: rgba(15, 23, 42, 0.88);
    --bg-topbar: rgba(15, 23, 42, 0.72);
    --bg-card: rgba(30, 41, 59, 0.6);
    --bg-card-hover: rgba(30, 41, 59, 0.78);
    --bg-input: rgba(15, 23, 42, 0.7);
    --bg-input-focus: rgba(30, 41, 59, 0.85);
    --bg-table-header: rgba(15, 23, 42, 0.6);
    --bg-table-hover: rgba(14, 165, 233, 0.08);
    --bg-table-even: rgba(15, 23, 42, 0.35);

    --border-color: rgba(51, 65, 85, 0.6);
    --border-subtle: rgba(51, 65, 85, 0.3);
    --border-sidebar: rgba(51, 65, 85, 0.5);
    --border-hover: rgba(71, 85, 105, 0.8);
    --border-input: rgba(51, 65, 85, 0.5);

    --text-primary: #f8fafc;
    --text-secondary: #e2e8f0;
    --text-muted: #b0bec5;
    --text-sidebar: #b0bec5;
    --text-sidebar-muted: #78909c;
    --text-sidebar-hover: #f8fafc;
    --text-sidebar-active: #38bdf8;

    --accent-primary: #38bdf8;
    --accent-primary-hover: #0ea5e9;
    --accent-light: rgba(56, 189, 248, 0.1);
    --accent-secondary: #a78bfa;
    --accent-amber: #fbbf24;

    --nav-hover-bg: rgba(56, 189, 248, 0.08);
    --nav-active-bg: rgba(56, 189, 248, 0.12);
    --nav-active-border: #38bdf8;

    --card-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.3);
    --card-shadow-hover: 0 10px 40px 0 rgba(0, 0, 0, 0.4);
    --glass-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.2), 0 2px 4px -1px rgba(0, 0, 0, 0.15);
    --inner-shadow: inset 0 2px 4px 0 rgba(0, 0, 0, 0.2);

    --scrollbar-thumb: rgba(71, 85, 105, 0.5);
    --scrollbar-thumb-hover: rgba(100, 116, 139, 0.7);

    --bg-success: rgba(34, 197, 94, 0.15);
    --text-success: #4ade80;
    --border-success: rgba(34, 197, 94, 0.3);

    --bg-danger: rgba(239, 68, 68, 0.15);
    --text-danger: #fca5a5;
    --border-danger: rgba(239, 68, 68, 0.3);

    --bg-warning: rgba(251, 191, 36, 0.15);
    --text-warning: #fbbf24;
    --border-warning: rgba(251, 191, 36, 0.3);

    --bg-info: rgba(56, 189, 248, 0.15);
    --text-info: #38bdf8;
    --border-info: rgba(56, 189, 248, 0.3);

    --btn-primary-bg: linear-gradient(135deg, #0ea5e9 0%, #0284c7 100%);
    --btn-primary-bg-flat: #0ea5e9;
    --btn-primary-text: #ffffff;
    --btn-primary-hover: #0369a1;
    --btn-primary-shadow: 0 4px 15px rgba(14, 165, 233, 0.35);

    --blob-1: linear-gradient(to right, #312e81, #4338ca);
    --blob-1-opacity: 0.3;
    --blob-2: linear-gradient(to left, #164e63, #0e7490);
    --blob-2-opacity: 0.25;
    --blob-3: linear-gradient(to bottom, #831843, #9d174d);
    --blob-3-opacity: 0.2;
}

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

body {
    font-family: 'Inter', sans-serif;
    background: var(--bg-main);
    color: var(--text-primary);
    display: flex;
    min-height: 100vh;
    overflow-x: hidden;
    transition: background-color 0.3s ease, color 0.3s ease;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* Smooth transitions for theme toggle */
body,
.topbar,
.card,
.stat-card,
.form-control,
.form-select,
.fb-display,
.glass-panel,
.glass-card,
.glass-sidebar {
    transition-property: background-color, color, border-color, box-shadow;
    transition-duration: 0.3s;
    transition-timing-function: ease;
}

/* --- Animated Blob Background --- */
.liquid-bg {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
    overflow: hidden;
    pointer-events: none;
}

.blob {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    animation: blobFloat 20s infinite alternate cubic-bezier(0.4, 0, 0.2, 1);
}

.blob-1 {
    top: -10%;
    left: -10%;
    width: 600px;
    height: 600px;
    background: var(--blob-1);
    opacity: var(--blob-1-opacity);
}

.blob-2 {
    bottom: -10%;
    right: -10%;
    width: 700px;
    height: 700px;
    background: var(--blob-2);
    opacity: var(--blob-2-opacity);
    animation-delay: -5s;
}

.blob-3 {
    top: 40%;
    left: 30%;
    width: 500px;
    height: 500px;
    background: var(--blob-3);
    opacity: var(--blob-3-opacity);
    animation-delay: -10s;
}

@keyframes blobFloat {
    0% {
        transform: translate(0, 0) scale(1) rotate(0deg);
    }

    100% {
        transform: translate(50px, 50px) scale(1.1) rotate(10deg);
    }
}

/* --- Glass Utility Classes --- */
.glass-panel {
    background: var(--bg-surface);
    backdrop-filter: var(--blur-panel);
    -webkit-backdrop-filter: var(--blur-panel);
    border: 1px solid var(--border-color);
    box-shadow: var(--glass-shadow);
}

.glass-card {
    background: var(--bg-card);
    backdrop-filter: var(--blur-card);
    -webkit-backdrop-filter: var(--blur-card);
    border: 1px solid var(--border-color);
    box-shadow: var(--card-shadow);
    transition: all 0.3s ease;
}

.glass-card:hover {
    background: var(--bg-card-hover);
    border-color: var(--border-hover);
    box-shadow: var(--card-shadow-hover);
}

.glass-input {
    background: var(--bg-input);
    border: 1px solid var(--border-input);
    box-shadow: var(--inner-shadow);
    color: var(--text-primary);
    transition: all 0.2s ease;
}

.glass-input:focus {
    background: var(--bg-input-focus);
    border-color: var(--accent-primary);
    outline: none;
    box-shadow: 0 0 0 2px var(--accent-light), var(--inner-shadow);
}

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

::-webkit-scrollbar-track {
    background: var(--scrollbar-bg);
}

::-webkit-scrollbar-thumb {
    background: var(--scrollbar-thumb);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--scrollbar-thumb-hover);
}

/* --- Sidebar --- */
.sidebar {
    width: 260px;
    background: var(--bg-sidebar);
    backdrop-filter: var(--blur-sidebar);
    -webkit-backdrop-filter: var(--blur-sidebar);
    border-right: 1px solid var(--border-sidebar);
    display: flex;
    flex-direction: column;
    position: fixed;
    top: 0;
    left: 0;
    bottom: 0;
    z-index: 100;
    transition: width 0.25s cubic-bezier(0.4, 0, 0.2, 1), transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    overflow: hidden;
}

/* Sidebar Collapsed */
.sidebar.collapsed {
    width: 64px;
}

.sidebar.collapsed .sidebar-brand h1,
.sidebar.collapsed .sidebar-brand span,
.sidebar.collapsed .nav-section-label {
    display: none;
}

.sidebar.collapsed .nav-link {
    justify-content: center;
    padding: 10px 0;
    gap: 0;
    position: relative;
}

.sidebar.collapsed .nav-link span:not(.icon) {
    display: none;
}

.sidebar.collapsed .nav-link .icon {
    width: 100%;
    font-size: 18px;
}

.sidebar.collapsed .sidebar-footer {
    font-size: 0;
    padding: 10px;
    text-align: center;
}

.sidebar.collapsed .sidebar-footer::before {
    content: 'v5.0';
    font-size: 9px;
    color: var(--text-muted);
}

/* Tooltip on hover when collapsed */
.sidebar.collapsed .nav-link[data-title]:hover::after {
    content: attr(data-title);
    position: absolute;
    left: 100%;
    top: 50%;
    transform: translateY(-50%);
    margin-left: 8px;
    background: var(--bg-surface-solid);
    color: var(--text-primary);
    padding: 6px 12px;
    border-radius: 8px;
    font-size: 12px;
    white-space: nowrap;
    z-index: 200;
    box-shadow: var(--card-shadow);
    pointer-events: none;
    border: 1px solid var(--border-color);
}

.sidebar-brand {
    padding: 20px 20px;
    border-bottom: 1px solid var(--border-sidebar);
    display: flex;
    align-items: center;
    gap: 12px;
    min-height: 56px;
    overflow: hidden;
    white-space: nowrap;
}

.sidebar-brand .brand-icon {
    width: 36px;
    height: 36px;
    border-radius: 10px;
    background: linear-gradient(135deg, #3b82f6, #6366f1);
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 12px rgba(59, 130, 246, 0.3);
    color: white;
    flex-shrink: 0;
    position: relative;
    overflow: hidden;
}

.sidebar-brand .brand-icon::after {
    content: '';
    position: absolute;
    inset: 0;
    background: rgba(255, 255, 255, 0.2);
    transform: translateY(100%);
    transition: transform 0.3s;
}

.sidebar-brand:hover .brand-icon::after {
    transform: translateY(0);
}

.sidebar-brand h1 {
    font-size: 18px;
    font-weight: 700;
    color: var(--text-primary);
    letter-spacing: -0.3px;
}

.sidebar-brand span {
    font-size: 11px;
    color: var(--text-muted);
}

.sidebar-nav {
    flex: 1;
    padding: 12px 10px;
    overflow-y: auto;
    overflow-x: hidden;
}

.sidebar-nav::-webkit-scrollbar {
    width: 4px;
}

.sidebar-nav::-webkit-scrollbar-track {
    background: transparent;
}

.sidebar-nav::-webkit-scrollbar-thumb {
    background: var(--scrollbar-thumb);
    border-radius: 10px;
}

/* Nav Sections */
.nav-section {
    margin-bottom: 4px;
}

.nav-section-label {
    padding: 10px 14px 6px;
    font-size: 10px;
    text-transform: uppercase;
    color: var(--text-muted);
    font-weight: 700;
    letter-spacing: 0.8px;
    margin-top: 8px;
}

.nav-section.collapsed .nav-section-links {
    display: none;
}

.nav-section-links {
    padding: 2px 0 6px;
}

/* Nav Links */
.nav-link {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 9px 14px;
    border-radius: 12px;
    color: var(--text-sidebar);
    font-size: 13px;
    text-decoration: none;
    transition: all 0.2s;
    margin-bottom: 2px;
    white-space: nowrap;
    overflow: hidden;
}

.nav-link:hover {
    background: var(--nav-hover-bg);
    color: var(--text-sidebar-hover);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.03);
}

.nav-link.active {
    background: var(--nav-active-bg);
    color: var(--text-sidebar-active);
    font-weight: 600;
    box-shadow: inset 3px 0 0 var(--nav-active-border);
    border: 1px solid var(--border-subtle);
}

.nav-link .icon {
    font-size: 16px;
    width: 22px;
    text-align: center;
    flex-shrink: 0;
}

.sidebar-footer {
    padding: 12px 16px;
    border-top: 1px solid var(--border-sidebar);
    font-size: 11px;
    color: var(--text-muted);
    white-space: nowrap;
    overflow: hidden;
}

/* --- Sidebar Overlay (Mobile) --- */
.sidebar-backdrop {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.4);
    backdrop-filter: blur(4px);
    z-index: 90;
    opacity: 0;
    transition: opacity 0.3s;
}

.sidebar-backdrop.show {
    display: block;
    opacity: 1;
}

/* --- Main Area --- */
.main {
    flex: 1;
    margin-left: 260px;
    display: flex;
    flex-direction: column;
    min-height: 100vh;
    position: relative;
    z-index: 1;
    transition: margin-left 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}

.sidebar.collapsed~.main {
    margin-left: 64px;
}

/* --- Topbar --- */
.topbar {
    height: 64px;
    background: var(--bg-topbar);
    backdrop-filter: var(--blur-panel);
    -webkit-backdrop-filter: var(--blur-panel);
    border-bottom: 1px solid var(--border-subtle);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 24px;
    position: sticky;
    top: 0;
    z-index: 40;
    gap: 12px;
}

.topbar-left {
    display: flex;
    align-items: center;
    gap: 12px;
}

.topbar-title {
    font-size: 16px;
    font-weight: 600;
    white-space: nowrap;
    color: var(--text-primary);
}

.topbar-right {
    display: flex;
    align-items: center;
    gap: 12px;
}

.user-info {
    font-size: 13px;
    color: var(--text-muted);
    white-space: nowrap;
}

.user-info strong {
    color: var(--text-primary);
}

/* Hamburger */
.hamburger {
    display: flex;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 10px;
    padding: 6px 9px;
    cursor: pointer;
    color: var(--text-muted);
    font-size: 16px;
    line-height: 1;
    flex-shrink: 0;
    transition: all 0.2s;
    backdrop-filter: blur(8px);
}

.hamburger:hover {
    border-color: var(--accent-primary);
    color: var(--accent-primary);
    background: var(--accent-light);
}

/* Logout */
.btn-logout {
    padding: 7px 16px;
    background: var(--bg-danger);
    border: 1px solid var(--border-danger);
    color: var(--text-danger);
    border-radius: 20px;
    font-size: 12px;
    cursor: pointer;
    text-decoration: none;
    font-family: inherit;
    font-weight: 500;
    transition: all 0.2s;
    backdrop-filter: blur(4px);
}

.btn-logout:hover {
    background: rgba(239, 68, 68, 0.2);
    transform: translateY(-1px);
}

/* --- Global Search --- */
.global-search-container {
    position: relative;
    margin-left: 16px;
}

#globalSearchInput {
    padding: 8px 14px 8px 36px;
    background: var(--bg-input);
    border: 1px solid var(--border-input);
    border-radius: 20px;
    height: 38px;
    width: 280px;
    color: var(--text-primary);
    font-size: 13px;
    transition: all 0.2s;
    backdrop-filter: blur(4px);
}

#globalSearchInput:focus {
    border-color: var(--accent-primary);
    box-shadow: 0 0 0 3px var(--accent-light);
    background: var(--bg-input-focus);
}

.global-search-container::before {
    content: '🔍';
    position: absolute;
    left: 12px;
    top: 50%;
    transform: translateY(-50%);
    font-size: 12px;
    pointer-events: none;
    z-index: 10;
}

.global-search-loading {
    position: absolute;
    right: 12px;
    top: 50%;
    transform: translateY(-50%);
    width: 14px;
    height: 14px;
    border: 2px solid var(--border-color);
    border-top-color: var(--accent-primary);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
    display: none;
}

.search-results-dropdown {
    position: absolute;
    top: 100%;
    left: 0;
    width: 320px;
    background: var(--bg-surface-solid);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    margin-top: 8px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.15);
    list-style: none;
    z-index: 1000;
    max-height: 350px;
    overflow-y: auto;
    backdrop-filter: blur(20px);
}

.search-results-dropdown li {
    border-bottom: 1px solid var(--border-subtle);
}

.search-results-dropdown li:last-child {
    border-bottom: none;
}

.search-results-dropdown a {
    display: flex;
    flex-direction: column;
    padding: 10px 16px;
    text-decoration: none;
    color: var(--text-primary);
    transition: background 0.15s;
}

.search-results-dropdown a:hover,
.search-results-dropdown a.focused {
    background: var(--nav-hover-bg);
}

.search-results-dropdown .search-title {
    font-size: 13px;
    font-weight: 500;
    display: flex;
    justify-content: space-between;
}

.search-results-dropdown .search-desc {
    font-size: 11px;
    color: var(--text-muted);
    margin-top: 2px;
}

.search-results-dropdown .search-empty {
    padding: 14px;
    text-align: center;
    color: var(--text-muted);
    font-size: 12px;
}

/* --- Content --- */
.content {
    flex: 1;
    padding: 20px 24px;
    overflow-x: auto;
}

.content::-webkit-scrollbar {
    height: 8px;
}

.content::-webkit-scrollbar-track {
    background: transparent;
    border-radius: 4px;
}

.content::-webkit-scrollbar-thumb {
    background: var(--scrollbar-thumb);
    border-radius: 4px;
}

/* --- Stats Grid --- */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 16px;
    margin-bottom: 20px;
}

.stat-card {
    background: var(--bg-card);
    backdrop-filter: var(--blur-card);
    -webkit-backdrop-filter: var(--blur-card);
    border: 1px solid var(--border-color);
    border-radius: 20px;
    padding: 20px 24px;
    box-shadow: var(--card-shadow);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.stat-card::before {
    content: '';
    position: absolute;
    right: -20px;
    top: -20px;
    width: 100px;
    height: 100px;
    border-radius: 50%;
    filter: blur(40px);
    opacity: 0;
    transition: opacity 0.3s;
}

.stat-card:hover {
    border-color: var(--border-hover);
    transform: translateY(-3px);
    box-shadow: var(--card-shadow-hover);
}

.stat-card:hover::before {
    opacity: 1;
}

.stat-card .label {
    font-size: 11px;
    color: var(--text-muted);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.stat-card .value {
    font-size: 26px;
    font-weight: 700;
    margin-top: 8px;
    color: var(--text-primary);
}

.stat-card .sub {
    font-size: 12px;
    color: var(--text-muted);
    margin-top: 4px;
}

.stat-card.indigo .value {
    color: var(--accent-primary);
}

.stat-card.indigo::before {
    background: var(--accent-primary);
}

.stat-card.green .value {
    color: var(--text-success);
}

.stat-card.green::before {
    background: #10b981;
}

.stat-card.amber .value {
    color: var(--text-warning);
}

.stat-card.amber::before {
    background: #f59e0b;
}

.stat-card.rose .value {
    color: var(--text-danger);
}

.stat-card.rose::before {
    background: #ef4444;
}

/* --- Cards --- */
.card {
    background: var(--bg-card);
    backdrop-filter: var(--blur-card);
    -webkit-backdrop-filter: var(--blur-card);
    border: 1px solid var(--border-color);
    border-radius: 20px;
    overflow: hidden;
    box-shadow: var(--card-shadow);
    margin-bottom: 20px;
    transition: all 0.3s;
}

.card:hover {
    border-color: var(--border-hover);
    box-shadow: var(--card-shadow-hover);
}

.card-header {
    padding: 18px 24px;
    background: var(--bg-table-header);
    border-bottom: 1px solid var(--border-subtle);
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 8px;
}

.card-header h2 {
    font-size: 16px;
    font-weight: 600;
    color: var(--text-primary);
}

.card-body {
    padding: 0;
}

.card-body.padded {
    padding: 24px;
}

/* --- Tables --- */
.table-responsive {
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
}

table {
    width: 100%;
    border-collapse: collapse;
}

table th {
    background: var(--bg-table-header);
    padding: 14px 16px;
    font-size: 11px;
    font-weight: 600;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    text-align: left;
    white-space: nowrap;
    position: sticky;
    top: 0;
}

table td {
    padding: 14px 16px;
    font-size: 13px;
    border-bottom: 1px solid var(--border-subtle);
    white-space: nowrap;
    transition: background 0.2s;
}

table tr:hover td {
    background: var(--bg-table-hover);
}

table tr:nth-child(even) td {
    background: var(--bg-table-even);
}

table tr:nth-child(even):hover td {
    background: var(--bg-table-hover);
}

.text-right {
    text-align: right;
}

.text-center {
    text-align: center;
}

.text-money {
    font-variant-numeric: tabular-nums;
}

/* --- Buttons --- */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 8px 18px;
    border-radius: 12px;
    font-size: 13px;
    font-weight: 500;
    text-decoration: none;
    border: none;
    cursor: pointer;
    transition: all 0.2s;
    font-family: inherit;
    white-space: nowrap;
    backdrop-filter: blur(4px);
}

.btn:active {
    transform: scale(0.97);
}

.btn-primary {
    background: var(--btn-primary-bg-flat);
    color: var(--btn-primary-text);
    box-shadow: 0 2px 8px rgba(59, 130, 246, 0.2);
}

.btn-primary:hover {
    box-shadow: var(--btn-primary-shadow);
    transform: translateY(-1px);
}

.btn-success {
    background: var(--bg-success);
    border: 1px solid var(--border-success);
    color: var(--text-success);
}

.btn-success:hover {
    background: rgba(16, 185, 129, 0.2);
}

.btn-danger {
    background: var(--bg-danger);
    border: 1px solid var(--border-danger);
    color: var(--text-danger);
}

.btn-danger:hover {
    background: rgba(239, 68, 68, 0.2);
}

.btn-warning {
    background: var(--bg-warning);
    border: 1px solid var(--border-warning);
    color: var(--text-warning);
}

.btn-warning:hover {
    background: rgba(245, 158, 11, 0.2);
}

.btn-sm {
    padding: 4px 10px;
    font-size: 11px;
    border-radius: 8px;
}

.btn-outline {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    color: var(--text-muted);
}

.btn-outline:hover {
    border-color: var(--accent-primary);
    color: var(--accent-primary);
}

.btn.loading {
    pointer-events: none;
    opacity: 0.65;
}

.btn.loading::after {
    content: '';
    width: 14px;
    height: 14px;
    border: 2px solid currentColor;
    border-right-color: transparent;
    border-radius: 50%;
    animation: spin 0.6s linear infinite;
    margin-left: 4px;
}

@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}

/* --- Badges --- */
.badge {
    display: inline-block;
    padding: 3px 10px;
    border-radius: 20px;
    font-size: 11px;
    font-weight: 600;
    white-space: nowrap;
    backdrop-filter: blur(4px);
}

.badge-success {
    background: var(--bg-success);
    color: var(--text-success);
    border: 1px solid var(--border-success);
}

.badge-warning {
    background: var(--bg-warning);
    color: var(--text-warning);
    border: 1px solid var(--border-warning);
}

.badge-danger {
    background: var(--bg-danger);
    color: var(--text-danger);
    border: 1px solid var(--border-danger);
}

.badge-info {
    background: var(--accent-light);
    color: var(--accent-primary);
    border: 1px solid var(--border-info);
}

/* --- Forms --- */
.form-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 16px;
    padding: 20px;
}

.form-group {
    margin-bottom: 16px;
}

.form-group label {
    display: block;
    font-size: 12px;
    font-weight: 600;
    color: var(--text-muted);
    margin-bottom: 6px;
}

.form-group small.text-muted {
    display: block;
    font-size: 10.5px;
    color: var(--text-muted);
    margin-top: 3px;
}

.form-control {
    width: 100%;
    padding: 10px 14px;
    background: var(--bg-input);
    border: 1px solid var(--border-input);
    border-radius: 12px;
    color: var(--text-primary);
    font-size: 13px;
    font-family: inherit;
    transition: all 0.2s;
}

.form-control:focus {
    outline: none;
    border-color: var(--accent-primary);
    box-shadow: 0 0 0 3px var(--accent-light);
    background: var(--bg-input-focus);
}

.form-control::placeholder {
    color: var(--text-muted);
    font-style: italic;
}

select.form-control {
    appearance: none;
}

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

.search-bar {
    display: flex;
    gap: 8px;
    align-items: center;
    flex-wrap: wrap;
}

.search-bar .form-control {
    max-width: 260px;
}

.search-bar .btn {
    padding: 9px 16px;
}

/* --- Alerts --- */
.alert {
    padding: 14px 18px;
    border-radius: 14px;
    font-size: 13px;
    margin-bottom: 16px;
    display: flex;
    align-items: flex-start;
    gap: 8px;
    animation: slideDown 0.3s ease-out;
    backdrop-filter: blur(8px);
}

@keyframes slideDown {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.alert-success {
    background: var(--bg-success);
    border: 1px solid var(--border-success);
    color: var(--text-success);
}

.alert-danger {
    background: var(--bg-danger);
    border: 1px solid var(--border-danger);
    color: var(--text-danger);
}

.alert-info {
    background: var(--bg-info);
    border: 1px solid var(--border-info);
    color: var(--text-info);
}

.alert-warning {
    background: var(--bg-warning);
    border: 1px solid var(--border-warning);
    color: var(--text-warning);
}

/* --- Pagination --- */
.pagination-wrapper {
    padding: 16px 20px;
    border-top: 1px solid var(--border-subtle);
    background: transparent;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.pagination-wrapper nav {
    display: flex;
    gap: 4px;
}

.pagination-wrapper nav a,
.pagination-wrapper nav span {
    padding: 6px 12px;
    border-radius: 10px;
    font-size: 12px;
    text-decoration: none;
    color: var(--text-muted);
    border: 1px solid var(--border-color);
    transition: all 0.15s;
    backdrop-filter: blur(4px);
}

.pagination-wrapper nav a:hover {
    border-color: var(--accent-primary);
    color: var(--accent-primary);
}

.pagination-wrapper nav span[aria-current] {
    background: var(--nav-active-bg);
    border-color: var(--accent-primary);
    color: var(--accent-primary);
    font-weight: 600;
}

/* --- Breadcrumb --- */
.breadcrumb-bar {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 12px 24px;
    font-size: 13px;
    font-weight: 500;
    color: var(--text-muted);
    background: transparent;
    border-bottom: 1px solid var(--border-subtle);
}

.breadcrumb-bar a {
    color: var(--text-primary);
    text-decoration: none;
    font-weight: 600;
    transition: color 0.15s;
}

.breadcrumb-bar a:hover {
    color: var(--accent-primary);
}

.breadcrumb-bar a::after,
.breadcrumb-bar span:not(:last-child)::after {
    content: '\00BB';
    margin-left: 8px;
    color: var(--text-muted);
    font-weight: 400;
}

.breadcrumb-bar span:last-child {
    color: var(--accent-primary);
    font-weight: 600;
}

.breadcrumb-bar span:last-child::after {
    content: none;
}

/* --- Charts --- */
.charts-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 20px;
    margin-bottom: 24px;
}

.charts-grid .card-body {
    padding: 16px;
}

/* --- Empty State --- */
.empty-state {
    text-align: center;
    padding: 48px 24px;
    color: var(--text-muted);
}

.empty-state .icon {
    font-size: 48px;
    margin-bottom: 12px;
    display: block;
}

.empty-state p {
    font-size: 14px;
}

/* --- Utility --- */
.p-4 {
    padding: 16px;
}

.mb-4 {
    margin-bottom: 16px;
}

.mt-4 {
    margin-top: 16px;
}

.d-flex {
    display: flex;
}

.gap-2 {
    gap: 8px;
}

.gap-3 {
    gap: 12px;
}

.justify-between {
    justify-content: space-between;
}

.items-center {
    align-items: center;
}

.flex-wrap {
    flex-wrap: wrap;
}

.hidden {
    display: none !important;
}

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

.text-sm {
    font-size: 13px;
}

.text-xs {
    font-size: 11px;
}

.font-bold {
    font-weight: 700;
}

.font-semibold {
    font-weight: 600;
}

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

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

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

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

.text-primary {
    color: var(--accent-primary) !important;
}

.w-full {
    width: 100%;
}

/* --- Table Compact --- */
.table-sm {
    width: 100%;
    border-collapse: collapse;
}

.table-sm td {
    padding: 6px 10px;
    font-size: 13px;
    border-bottom: 1px solid var(--border-subtle);
}

.table-sm tr:last-child td {
    border-bottom: none;
}

/* --- Chart Loading Skeleton --- */
.chart-skeleton {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-card);
    border-radius: 0 0 16px 16px;
    z-index: 5;
    transition: opacity 0.3s;
    backdrop-filter: blur(8px);
}

.chart-skeleton-text {
    color: var(--text-muted);
    font-size: 13px;
    animation: pulse 1.5s ease-in-out infinite;
}

@keyframes pulse {

    0%,
    100% {
        opacity: 0.5;
    }

    50% {
        opacity: 1;
    }
}

/* --- Confirm Modal --- */
.confirm-overlay {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.4);
    backdrop-filter: blur(8px);
    z-index: 200;
    justify-content: center;
    align-items: center;
}

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

.confirm-box {
    background: var(--bg-surface-solid);
    border: 1px solid var(--border-color);
    border-radius: 20px;
    padding: 28px;
    max-width: 420px;
    width: 90%;
    text-align: center;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.2);
    backdrop-filter: blur(20px);
}

.confirm-box h3 {
    font-size: 16px;
    margin-bottom: 8px;
}

.confirm-box p {
    font-size: 13px;
    color: var(--text-muted);
    margin-bottom: 20px;
}

.confirm-actions {
    display: flex;
    gap: 10px;
    justify-content: center;
}

/* --- Tooltip --- */
[data-tooltip] {
    position: relative;
}

[data-tooltip]:hover::after {
    content: attr(data-tooltip);
    position: absolute;
    bottom: 100%;
    left: 50%;
    transform: translateX(-50%);
    background: var(--bg-surface-solid);
    color: var(--text-primary);
    padding: 6px 12px;
    border-radius: 10px;
    font-size: 11px;
    white-space: nowrap;
    z-index: 50;
    margin-bottom: 6px;
    box-shadow: var(--card-shadow);
    border: 1px solid var(--border-color);
}

/* --- Liquid Bar Effects --- */
.liquid-bar-primary {
    background: var(--liquid-primary);
}

.liquid-bar-emerald {
    background: var(--liquid-emerald);
}

.liquid-bar-amber {
    background: var(--liquid-amber);
}

.liquid-bar-rose {
    background: var(--liquid-rose);
}

.liquid-bar-purple {
    background: var(--liquid-purple);
}

/* --- Formula Chips --- */
.formula-chip-container {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    padding: 16px;
    margin-bottom: 24px;
    box-shadow: var(--card-shadow);
    backdrop-filter: var(--blur-card);
}

.formula-chip {
    display: inline-flex;
    align-items: center;
    padding: 6px 12px;
    border-radius: 8px;
    font-size: 13px;
    font-weight: 500;
    margin-right: 8px;
    margin-bottom: 8px;
    color: white;
}

.formula-chip.blue {
    background-color: #3b82f6;
}

.formula-chip.green {
    background-color: #10b981;
}

.formula-chip.orange {
    background-color: #f59e0b;
}

.formula-chip.red {
    background-color: #ef4444;
}

.formula-chip.purple {
    background-color: #8b5cf6;
}

.formula-chip.gray {
    background-color: #64748b;
}

.formula-operator {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 24px;
    height: 24px;
    background: var(--bg-input);
    color: var(--text-primary);
    border-radius: 6px;
    font-weight: 600;
    margin: 0 4px;
    font-size: 14px;
}

.alert-info.form-builder-guide {
    background: var(--bg-info);
    border: 1px solid var(--border-info);
    color: var(--text-info);
    border-radius: 14px;
    padding: 16px 20px;
    display: flex;
    align-items: center;
    gap: 12px;
}

/* Sidebar Icons */
.sidebar-icon {
    display: inline-flex;
    margin-right: 8px;
    width: 20px;
    height: 20px;
    opacity: 0.85;
    flex-shrink: 0;
    transition: opacity 0.2s, transform 0.2s;
}

.nav-link:hover .sidebar-icon {
    opacity: 1;
    color: var(--accent-primary);
}

.nav-link.active .sidebar-icon {
    opacity: 1;
    color: var(--accent-primary);
    transform: scale(1.05);
}

.nav-text {
    flex-grow: 1;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

/* Module Switcher */
.module-switcher {
    display: flex;
    gap: 4px;
    background: var(--bg-card);
    padding: 4px;
    border-radius: 14px;
    border: 1px solid var(--border-color);
    backdrop-filter: blur(8px);
}

.module-tab {
    padding: 6px 14px;
    font-size: 13px;
    font-weight: 500;
    color: var(--text-muted);
    border-radius: 10px;
    transition: all 0.2s;
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 6px;
}

.module-tab:hover {
    color: var(--text-primary);
    background: var(--nav-hover-bg);
}

.module-tab.active {
    background: var(--nav-active-bg);
    color: var(--accent-primary);
    font-weight: 600;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05);
}

.hide-on-mobile {
    display: flex;
}

@media (max-width: 768px) {
    .hide-on-mobile {
        display: none !important;
    }
}

/* Settings Tabs */
.settings-tabs {
    display: flex;
    gap: 8px;
    margin-bottom: 24px;
    border-bottom: 1px solid var(--border-subtle);
    overflow-x: auto;
    padding-bottom: 2px;
}

.settings-tab {
    padding: 10px 16px;
    font-size: 14px;
    font-weight: 500;
    color: var(--text-muted);
    text-decoration: none;
    border-bottom: 2px solid transparent;
    transition: all 0.2s;
    display: flex;
    align-items: center;
    gap: 6px;
    white-space: nowrap;
    margin-bottom: -1px;
}

.settings-tab:hover {
    color: var(--text-primary);
    background: var(--nav-hover-bg);
    border-radius: 10px 10px 0 0;
}

.settings-tab.active {
    color: var(--accent-primary);
    border-bottom-color: var(--accent-primary);
    font-weight: 600;
}

/* --- Print View --- */
@media print {

    .sidebar,
    .topbar,
    .breadcrumb-bar,
    .sidebar-backdrop,
    .app-footer,
    .no-print,
    .search-bar,
    .pagination-wrapper,
    .alert,
    .liquid-bg,
    .hamburger,
    .btn-logout {
        display: none !important;
    }

    body {
        background: #fff !important;
        color: #000 !important;
        font-size: 11pt !important;
    }

    .main {
        margin-left: 0 !important;
        padding: 0 !important;
        width: 100% !important;
    }

    .content {
        padding: 0 !important;
        margin: 0 !important;
    }

    .card,
    .stat-card,
    .glass-card,
    .glass-panel {
        border: 1px solid #ddd !important;
        box-shadow: none !important;
        background: #fff !important;
        backdrop-filter: none !important;
        border-radius: 0 !important;
    }

    .card-header {
        border-bottom: 2px solid #000 !important;
        background: #fff !important;
    }

    table th,
    table td {
        color: #000 !important;
        border: 1px solid #ccc !important;
        padding: 6px !important;
        background: #fff !important;
    }

    table th {
        background: #f3f4f6 !important;
        font-weight: bold !important;
    }

    .badge {
        background: transparent !important;
        border: 1px solid #000 !important;
        color: #000 !important;
    }

    a {
        text-decoration: none !important;
        color: #000 !important;
    }

    @page {
        margin: 1.5cm 1cm;
        size: auto;
    }
}

/* --- Responsive --- */
@media (max-width: 1024px) {
    .charts-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .sidebar {
        transform: translateX(-100%);
        width: 280px;
    }

    .sidebar.collapsed {
        width: 280px;
    }

    .sidebar.open {
        transform: translateX(0);
    }

    .sidebar.open.collapsed {
        width: 280px;
    }

    .sidebar.collapsed .sidebar-brand h1,
    .sidebar.collapsed .sidebar-brand span,
    .sidebar.collapsed .nav-section-label {
        display: initial;
    }

    .sidebar.collapsed .nav-link {
        justify-content: flex-start;
        padding: 9px 14px;
        gap: 10px;
    }

    .sidebar.collapsed .nav-link span:not(.icon) {
        display: inline;
    }

    .sidebar.collapsed .nav-link .icon {
        width: 22px;
        font-size: 16px;
    }

    .sidebar.collapsed .sidebar-footer {
        font-size: 11px;
    }

    .sidebar.collapsed .sidebar-footer::before {
        display: none;
    }

    .main {
        margin-left: 0;
    }

    .sidebar.collapsed~.main {
        margin-left: 0;
    }

    .stats-grid {
        grid-template-columns: 1fr 1fr;
    }

    .topbar-title {
        font-size: 13px;
    }

    .content {
        padding: 14px;
    }

    .form-grid {
        grid-template-columns: 1fr;
        padding: 14px;
    }

    .user-info {
        display: none;
    }

    .card-header {
        padding: 12px 16px;
    }

    .card-header h2 {
        font-size: 14px;
    }

    .global-search-container {
        display: none;
    }
}

@media (max-width: 480px) {
    .stats-grid {
        grid-template-columns: 1fr;
    }
}

/* --- App Footer --- */
.app-footer {
    padding: 16px 24px;
    border-top: 1px solid var(--border-subtle);
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 12px;
    color: var(--text-muted);
}