:root {
    --primary-color: #4f46e5;
    /* Indigo 600 */
    --secondary-color: #ec4899;
    /* Pink 500 */
    --accent-color: #8b5cf6;
    /* Violet 500 */
    --background-start: #0f172a;
    /* Slate 900 */
    --background-end: #1e293b;
    /* Slate 800 */
    --text-color: #f8fafc;
    /* Slate 50 */
    --text-muted: #94a3b8;
    /* Slate 400 */
    --glass-bg: rgba(255, 255, 255, 0.05);
    --glass-border: rgba(255, 255, 255, 0.1);
    --glass-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.37);
    --card-radius: 16px;
    --transition-speed: 0.3s;
    --sidebar-width: 260px;
}

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
    font-family: 'Inter', sans-serif;
}

body {
    background: linear-gradient(135deg, var(--background-start), var(--background-end));
    color: var(--text-color);
    min-height: 100vh;
    overflow-x: hidden;
    position: relative;
}

a {
    text-decoration: none;
    color: inherit;
    transition: var(--transition-speed);
}

ul {
    list-style: none;
}

/* Glassmorphism Utilities */
.glass-panel {
    background: var(--glass-bg);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid var(--glass-border);
    box-shadow: var(--glass-shadow);
    border-radius: var(--card-radius);
}

.glass-card {
    background: rgba(255, 255, 255, 0.03);
    backdrop-filter: blur(8px);
    border: 1px solid rgba(255, 255, 255, 0.05);
    border-radius: var(--card-radius);
    padding: 20px;
    transition: transform var(--transition-speed), box-shadow var(--transition-speed);
    margin-bottom: 20px;
    width: 100%;
    /* Ensure card fits container */
}

.glass-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 12px 40px 0 rgba(0, 0, 0, 0.5);
    border-color: rgba(255, 255, 255, 0.2);
}

/* Typography */
h1,
h2,
h3,
h4,
h5,
h6 {
    font-weight: 600;
    margin-bottom: 1rem;
    color: #fff;
}

p {
    color: var(--text-muted);
    line-height: 1.6;
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 10px 20px;
    border-radius: 8px;
    font-weight: 500;
    cursor: pointer;
    border: none;
    transition: all var(--transition-speed);
    font-size: 0.95rem;
    text-align: center;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
    color: white;
    box-shadow: 0 4px 15px rgba(79, 70, 229, 0.4);
}

.btn-primary:hover {
    box-shadow: 0 6px 20px rgba(79, 70, 229, 0.6);
    transform: translateY(-2px);
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.1);
    color: white;
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.2);
}

.btn-danger {
    background: linear-gradient(135deg, #ef4444, #b91c1c);
    color: white;
}

.btn-success {
    background: linear-gradient(135deg, #10b981, #059669);
    color: white;
}

.btn-warning {
    background: linear-gradient(135deg, #f59e0b, #d97706);
    color: white;
}

/* Form Elements */
.form-group {
    margin-bottom: 1.5rem;
}

.form-label {
    display: block;
    margin-bottom: 0.5rem;
    color: var(--text-muted);
    font-size: 0.9rem;
}

.form-control {
    width: 100%;
    padding: 12px 16px;
    background: rgba(0, 0, 0, 0.2);
    border: 1px solid var(--glass-border);
    border-radius: 8px;
    color: white;
    font-size: 1rem;
    transition: border-color var(--transition-speed);
}

.form-control:focus {
    outline: none;
    border-color: var(--primary-color);
    background: rgba(0, 0, 0, 0.3);
}

/* Layout */
.wrapper {
    display: flex;
    min-height: 100vh;
}

.main-content {
    flex: 1;
    padding: 30px;
    margin-left: var(--sidebar-width);
    width: calc(100% - var(--sidebar-width));
    min-height: 100vh;
}

/* Sidebar */
.sidebar {
    width: var(--sidebar-width);
    height: 100vh;
    position: fixed;
    left: 0;
    top: 0;
    padding: 20px;
    display: flex;
    flex-direction: column;
    z-index: 100;
    overflow-y: auto;
}

.sidebar-brand {
    font-size: 1.5rem;
    font-weight: 700;
    color: white;
    margin-bottom: 40px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.nav-item {
    margin-bottom: 5px;
}

.nav-link {
    display: flex;
    align-items: center;
    padding: 12px 16px;
    border-radius: 10px;
    color: var(--text-muted);
    gap: 12px;
}

.nav-link:hover,
.nav-link.active {
    background: rgba(255, 255, 255, 0.1);
    color: white;
}

.nav-link i {
    width: 20px;
    text-align: center;
}

/* Tables */
.table-container {
    width: 100%;
    max-width: 100%;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    /* Smooth scrolling on iOS */
    margin-top: 20px;
    border-radius: 8px;
    background: rgba(0, 0, 0, 0.2);
    display: block;
    /* Ensure block layout */
}

.table {
    width: 100%;
    border-collapse: collapse;
    white-space: nowrap;
    /* Prevent awkward wrapping */
}

.table th,
.table td {
    padding: 15px;
    text-align: left;
    border-bottom: 1px solid var(--glass-border);
}

.table th {
    color: var(--text-muted);
    font-weight: 500;
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    background: rgba(255, 255, 255, 0.02);
}

.table tr:hover {
    background: rgba(255, 255, 255, 0.02);
}

/* Dashboard Widgets */
/* Dashboard Grid */
.dashboard-grid {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 30px;
    margin-bottom: 30px;
}

@media (max-width: 1200px) {
    .dashboard-grid {
        grid-template-columns: 1fr;
    }
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 20px;
    margin-bottom: 30px;
}

.stat-card h3 {
    font-size: 2rem;
    margin-bottom: 5px;
    background: linear-gradient(to right, #fff, #cbd5e1);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

/* Utilities */
.text-success {
    color: #10b981;
}

.text-danger {
    color: #ef4444;
}

.text-warning {
    color: #f59e0b;
}

.badge {
    padding: 4px 8px;
    border-radius: 4px;
    font-size: 0.75rem;
    font-weight: 600;
}

.badge-success {
    background: rgba(16, 185, 129, 0.2);
    color: #10b981;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
    color: white;
    box-shadow: 0 4px 15px rgba(79, 70, 229, 0.4);
}

.btn-primary:hover {
    box-shadow: 0 6px 20px rgba(79, 70, 229, 0.6);
    transform: translateY(-2px);
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.1);
    color: white;
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.2);
}

.btn-danger {
    background: linear-gradient(135deg, #ef4444, #b91c1c);
    color: white;
}

.btn-success {
    background: linear-gradient(135deg, #10b981, #059669);
    color: white;
}

.btn-warning {
    background: linear-gradient(135deg, #f59e0b, #d97706);
    color: white;
}

/* Form Elements */
.form-group {
    margin-bottom: 1.5rem;
}

.form-label {
    display: block;
    margin-bottom: 0.5rem;
    color: var(--text-muted);
    font-size: 0.9rem;
}

.form-control {
    width: 100%;
    padding: 12px 16px;
    background: rgba(0, 0, 0, 0.2);
    border: 1px solid var(--glass-border);
    border-radius: 8px;
    color: white;
    font-size: 1rem;
    transition: border-color var(--transition-speed);
}

.form-control:focus {
    outline: none;
    border-color: var(--primary-color);
    background: rgba(0, 0, 0, 0.3);
}

/* Layout */
.wrapper {
    display: flex;
    min-height: 100vh;
}

.main-content {
    flex: 1;
    padding: 30px;
    margin-left: var(--sidebar-width);
    width: calc(100% - var(--sidebar-width));
    min-height: 100vh;
}

/* Sidebar */
.sidebar {
    width: var(--sidebar-width);
    height: 100vh;
    position: fixed;
    left: 0;
    top: 0;
    padding: 20px;
    display: flex;
    flex-direction: column;
    z-index: 100;
    overflow-y: auto;
}

.sidebar-brand {
    font-size: 1.5rem;
    font-weight: 700;
    color: white;
    margin-bottom: 40px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.nav-item {
    margin-bottom: 5px;
}

.nav-link {
    display: flex;
    align-items: center;
    padding: 12px 16px;
    border-radius: 10px;
    color: var(--text-muted);
    gap: 12px;
}

.nav-link:hover,
.nav-link.active {
    background: rgba(255, 255, 255, 0.1);
    color: white;
}

.nav-link i {
    width: 20px;
    text-align: center;
}

/* Tables */
.table-container {
    width: 100%;
    max-width: 100%;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    /* Smooth scrolling on iOS */
    margin-top: 20px;
    border-radius: 8px;
    background: rgba(0, 0, 0, 0.2);
    display: block;
    /* Ensure block layout */
}

.table {
    width: 100%;
    border-collapse: collapse;
    white-space: nowrap;
    /* Prevent awkward wrapping */
}

.table th,
.table td {
    padding: 15px;
    text-align: left;
    border-bottom: 1px solid var(--glass-border);
}

.table th {
    color: var(--text-muted);
    font-weight: 500;
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    background: rgba(255, 255, 255, 0.02);
}

.table tr:hover {
    background: rgba(255, 255, 255, 0.02);
}

/* Dashboard Widgets */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 20px;
    margin-bottom: 30px;
}

.stat-card h3 {
    font-size: 2rem;
    margin-bottom: 5px;
    background: linear-gradient(to right, #fff, #cbd5e1);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

/* Utilities */
.text-success {
    color: #10b981;
}

.text-danger {
    color: #ef4444;
}

.text-warning {
    color: #f59e0b;
}

.badge {
    padding: 4px 8px;
    border-radius: 4px;
    font-size: 0.75rem;
    font-weight: 600;
}

.badge-success {
    background: rgba(16, 185, 129, 0.2);
    color: #10b981;
}

.badge-warning {
    background: rgba(245, 158, 11, 0.2);
    color: #f59e0b;
}

.badge-danger {
    background: rgba(239, 68, 68, 0.2);
    color: #ef4444;
}

.badge-primary {
    background: rgba(79, 70, 229, 0.2);
    color: #818cf8;
}

/* Top Bar */
.top-bar {
    margin-left: var(--sidebar-width);
    margin-bottom: 30px;
    display: flex;
    justify-content: flex-end;
    align-items: center;
    padding: 15px 30px;
}

.user-info {
    display: flex;
    align-items: center;
    gap: 15px;
}

/* Mobile Header & Responsiveness */
.mobile-header {
    display: none;
    padding: 15px 20px;
    background: var(--background-end);
    border-bottom: 1px solid var(--glass-border);
    justify-content: space-between;
    align-items: center;
    position: sticky;
    top: 0;
    z-index: 99;
}

.sidebar-overlay {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.5);
    z-index: 1999;
    /* Increased z-index */
    backdrop-filter: blur(3px);
    transition: opacity 0.3s;
}

.sidebar-overlay.active {
    display: block;
}

@media (min-width: 769px) {

    .sidebar-overlay,
    .sidebar-overlay.active {
        display: none !important;
        pointer-events: none !important;
    }
}

/* =========================================
   MOBILE RESPONSIVE OVERRIDES
   ========================================= */
@media (max-width: 768px) {

    /* 1. Header & Navigation */
    .mobile-header {
        display: flex;
    }

    .sidebar {
        position: fixed;
        top: 0;
        left: 0;
        height: 100vh;
        width: 260px;
        transform: translateX(-100%);
        transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        /* Smoother Slide */
        box-shadow: 4px 0 15px rgba(0, 0, 0, 0.5);
        background: var(--background-end);
        z-index: 2000;
        /* Highest Priority */
        display: flex;
        flex-direction: column;
    }

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

    .main-content {
        margin-left: 0;
        width: 100%;
        padding: 15px;
        overflow-x: hidden;
        /* Prevent body scroll */
    }

    /* 2. Fix Page Titles & Header Buttons */
    .main-content>div[style*="justify-content: space-between"] {
        flex-direction: column;
        align-items: flex-start !important;
        gap: 15px;
    }

    .main-content>div[style*="justify-content: space-between"]>div {
        width: 100%;
        flex-wrap: wrap;
        display: grid !important;
        grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
        gap: 10px !important;
    }

    .main-content h1 {
        font-size: 1.5rem;
    }

    /* 3. Fix Form Layouts (Add/Edit Pages) */
    div[style*="grid-template-columns: 1fr 1fr"],
    form div[style*="grid-template-columns: 1fr 1fr"] {
        grid-template-columns: 1fr !important;
        gap: 15px !important;
    }

    /* 4. Fix Dashboard Layout */
    div[style*="grid-template-columns: 2fr 1fr"] {
        grid-template-columns: 1fr !important;
    }

    /* 5. Fix Filter Forms */
    form[style*="grid-template-columns"] {
        grid-template-columns: 1fr !important;
    }

    /* 6. Table Adjustments - CRITICAL FIX */
    .glass-card {
        max-width: 100%;
        overflow: hidden;
        /* Ensure card container clips content */
        padding: 15px;
    }

    .table-container {
        width: 100%;
        display: block;
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
        padding-bottom: 5px;
        /* Ensure scrollbar is touchable */
    }

    .table th,
    .table td {
        padding: 10px;
        font-size: 0.85rem;
    }

    /* 8. Modals (Import) */
    div[id="importModal"] {
        width: 90% !important;
        padding: 20px !important;
    }
}

/* Login Page Styles */
.login-container {
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    padding: 20px;
}

.login-box {
    width: 100%;
    max-width: 480px;

    /* Tooltip */
    .tooltip-container {
        position: relative;
        cursor: pointer;
    }

    .tooltip-container:hover::after {
        content: attr(data-tooltip);
        position: absolute;
        bottom: 100%;
        right: 0;
        transform: translateY(-5px);
        background: #1e293b;
        color: #f8fafc;
        padding: 8px 12px;
        border-radius: 6px;
        font-size: 0.75rem;
        white-space: normal;
        width: max-content;
        max-width: 300px;
        z-index: 1000;
        box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
        border: 1px solid var(--glass-border);
        line-height: 1.4;
    }

    .tooltip-container:hover::before {
        content: '';
        position: absolute;
        bottom: 100%;
        right: 15px;
        margin-bottom: -5px;
        border-width: 5px;
        border-style: solid;
        border-color: #1e293b transparent transparent transparent;
        z-index: 1000;
    }
}