@import url('https://fonts.googleapis.com/css2?family=Cairo:wght@300;400;600;700&display=swap');

:root {
    --primary: #6366f1;
    --secondary: #9333ea;
    --accent: #f59e0b;
    --bg-dark: #0f172a;
    --bg-gradient: linear-gradient(135deg, #0f172a 0%, #1e1b4b 100%);
    --glass-bg: rgba(255, 255, 255, 0.05);
    --glass-border: rgba(255, 255, 255, 0.1);
    --text-primary: #f8fafc;
    --text-secondary: #94a3b8;
    --card-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.37);
    --card-bg: rgba(255, 255, 255, 0.03);
    --input-bg: rgba(255, 255, 255, 0.03);
    --sidebar-active: rgba(99, 102, 241, 0.1);
    --premium-card-bg: rgba(30, 41, 59, 0.7);
    --premium-input-bg: rgba(15, 23, 42, 0.6);
    --premium-input-border: rgba(255, 255, 255, 0.15);
    --premium-text: #ffffff;
}

[data-theme="light"] {
    --bg-dark: #f8fafc;
    --bg-gradient: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%);
    --glass-bg: rgba(255, 255, 255, 0.7);
    --glass-border: rgba(0, 0, 0, 0.08);
    --text-primary: #1e293b;
    --text-secondary: #64748b;
    --card-shadow: 0 8px 32px 0 rgba(15, 23, 42, 0.08);
    --card-bg: rgba(255, 255, 255, 0.5);
    --input-bg: #ffffff;
    --sidebar-active: rgba(99, 102, 241, 0.1);
    --premium-card-bg: rgba(255, 255, 255, 0.8);
    --premium-input-bg: #ffffff;
    --premium-input-border: rgba(0, 0, 0, 0.1);
    --premium-text: #1e293b;
}

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

body {
    background: var(--bg-gradient);
    color: var(--text-primary);
    min-height: 100vh;
    overflow-x: hidden;
    transition: background 0.3s ease, color 0.3s ease;
}

/* Glassmorphism */
.glass {
    background: var(--glass-bg);
    backdrop-filter: blur(15px);
    -webkit-backdrop-filter: blur(15px);
    border: 1px solid var(--glass-border);
    border-radius: 16px;
    box-shadow: var(--card-shadow);
}

.glass-card {
    background: var(--card-bg);
    border: 1px solid var(--glass-border);
    padding: 1.5rem;
    border-radius: 20px;
    transition: all 0.3s ease;
}

.glass-card:hover {
    background: rgba(255, 255, 255, 0.06);
    transform: translateY(-5px);
}

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

.sidebar {
    width: 280px;
    height: 100vh;
    position: fixed;
    inset-inline-start: 0;
    top: 0;
    padding: 2rem 1.5rem;
    z-index: 1000;
    overflow-y: auto;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    border-inline-end: 1px solid var(--glass-border);
}

.main-content {
    flex: 1;
    margin-inline-start: 280px;
    width: calc(100% - 280px);
    min-width: 0;
    padding: 2rem;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Collapsed Sidebar */
.sidebar.collapsed {
    width: 85px;
    padding: 2rem 0.5rem;
}

.sidebar.collapsed .nav-text,
.sidebar.collapsed .logo-section h2,
.sidebar.collapsed .menu-group > .nav-link > i:last-child {
    display: none;
}

.sidebar.collapsed .nav-link {
    justify-content: center;
    padding: 0.9rem 0;
}

.sidebar.collapsed .nav-link i:first-child {
    margin-inline-end: 0;
    font-size: 1.4rem;
}

.sidebar.collapsed .logo-section {
    padding-bottom: 1rem;
}

.sidebar.collapsed .sidebar-footer {
    padding: 1rem 0;
}

.sidebar.collapsed .sidebar-footer a {
    font-size: 0 !important;
    display: flex;
    justify-content: center;
}

.sidebar.collapsed .sidebar-footer .footer-text {
    display: none !important;
}

.sidebar.collapsed .sidebar-footer a i {
    font-size: 1.2rem;
    margin: 0 !important;
}

.sidebar.collapsed .nav-link {
    margin-inline-start: 0 !important;
    justify-content: center !important;
    padding: 1rem 0 !important;
}

.sidebar.collapsed .logo-section {
    padding: 1rem 0 !important;
}

.main-content.expanded {
    margin-inline-start: 85px;
    width: calc(100% - 85px);
}

.navbar {
    margin-bottom: 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 1.5rem;
    gap: 1rem;
}

/* Typography */
.text-gradient {
    background: linear-gradient(to left, var(--primary), var(--secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    display: inline-block;
}

/* Buttons */
.btn {
    padding: 0.75rem 1.5rem;
    border-radius: 12px;
    border: none;
    cursor: pointer;
    font-weight: 700;
    transition: all 0.3s ease;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
}

.btn-primary {
    background: linear-gradient(to left, var(--primary), var(--secondary));
    color: white;
    box-shadow: 0 4px 15px rgba(99, 102, 241, 0.3);
}

/* Nav Links */
.nav-link {
    display: flex;
    align-items: center;
    padding: 0.9rem 1.2rem;
    color: var(--text-secondary);
    text-decoration: none;
    border-radius: 15px;
    margin-bottom: 0.4rem;
    transition: all 0.3s ease;
    font-weight: 600;
}

.nav-link:hover, .nav-link.active {
    background: var(--sidebar-active);
    color: var(--primary);
}

.nav-link i:first-child {
    margin-inline-end: 1rem;
    font-size: 1.2rem;
    width: 24px;
    text-align: center;
}

/* Premium Card */
.premium-card {
    background: var(--premium-card-bg);
    backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: 24px;
    padding: 2rem;
    margin-bottom: 2rem;
}

.section-title {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--primary);
    margin-bottom: 1.5rem;
    display: flex;
    align-items: center;
    gap: 12px;
    text-transform: uppercase;
}

/* Form Premium */
.form-control-premium {
    background: var(--premium-input-bg) !important;
    border: 1px solid var(--premium-input-border) !important;
    border-radius: 14px !important;
    color: var(--premium-text) !important;
    padding: 12px 1.2rem !important;
    width: 100%;
    outline: none;
    font-weight: 600;
}

/* Responsive Grid Utilities */
.resp-grid-2 { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 2rem; }
.resp-grid-2-1 { display: grid; grid-template-columns: 2fr 1fr; gap: 1.5rem; }
.resp-grid-3 { display: grid; grid-template-columns: repeat(auto-fit, minmax(250px, 1fr)); gap: 1.5rem; }
.resp-grid-main { display: grid; grid-template-columns: 1fr 400px; gap: 2rem; align-items: start; }
.resp-grid-2 > *, .resp-grid-2-1 > *, .resp-grid-3 > *, .resp-grid-main > * { min-width: 0; }

/* Responsive */
@media (max-width: 1400px) {
    .resp-grid-main { grid-template-columns: 1fr 350px; }
}

@media (max-width: 1024px) {
    .sidebar { width: 260px; }
    .main-content { margin-inline-start: 260px; width: calc(100% - 260px); }
    .sidebar.collapsed { width: 85px; }
    .main-content.expanded { margin-inline-start: 85px; width: calc(100% - 85px); }
    .resp-grid-main { grid-template-columns: 1fr; }
    .resp-grid-2-1 { grid-template-columns: 1fr; }
}

@media (max-width: 992px) {
    .sidebar {
        inset-inline-start: -100%;
        width: 85%;
        max-width: 320px;
        background: var(--bg-dark);
        border-radius: 0;
        box-shadow: none;
        position: fixed;
    }
    .sidebar.show {
        inset-inline-start: 0;
        box-shadow: 20px 0 50px rgba(0,0,0,0.5);
    }
    .main-content {
        margin-inline-start: 0 !important;
        width: 100% !important;
        max-width: 100vw !important;
        padding: 0.8rem !important;
        overflow-x: hidden;
    }
    .navbar {
        flex-wrap: wrap;
        gap: 0.5rem;
        padding: 0.8rem !important;
        margin-bottom: 1rem;
        width: 100% !important;
    }
    .header-left {
        width: 100%;
        justify-content: flex-end;
        gap: 0.5rem !important;
        order: 2;
    }
    .header-right {
        width: 100%;
        justify-content: space-between;
        order: 1;
        margin-bottom: 0.5rem;
    }
}

@media (max-width: 768px) {
    body { font-size: 0.9rem; }
    h1 { font-size: 1.5rem !important; }
    h2 { font-size: 1.3rem !important; }
    h3 { font-size: 1.1rem !important; }

    .container-fluid {
        padding: 0 !important;
        margin: 0 !important;
        width: 100% !important;
    }
    .premium-card { padding: 1rem; border-radius: 12px; margin-bottom: 1rem; width: 100%; }
    .section-title { font-size: 0.9rem; margin-bottom: 1rem; }
    .user-info .text-end { display: none; }
    
    .resp-grid-2, .resp-grid-3, .resp-grid-main {
        grid-template-columns: 1fr !important;
        gap: 1rem;
        width: 100%;
    }
    
    .btn { padding: 0.5rem 0.8rem; font-size: 0.8rem; }
    
    /* Table Responsive Fix - Enable Swipe */
    .table-responsive {
        width: 100%;
        margin: 0;
        border-radius: 10px;
        overflow-x: auto !important;
        -webkit-overflow-scrolling: touch;
        padding-bottom: 5px;
    }
    .table-responsive table {
        min-width: 600px; /* Force minimum width to enable horizontal scroll */
    }
    
    th, td { padding: 0.8rem 0.5rem !important; font-size: 0.85rem; }
}

@media (max-width: 480px) {
    .sidebar { width: 100%; }
    .header-left .btn span { display: none; }
    .header-left { gap: 0.4rem !important; }
    .text-gradient { font-size: 1.2rem !important; }
    
    /* Modal responsive fix */
    div[style*="position: fixed"][style*="z-index: 9999"] > .premium-card {
        width: 100% !important;
        height: 100% !important;
        max-width: 100vw !important;
        max-height: 100vh !important;
        border-radius: 0 !important;
        margin: 0 !important;
        padding: 1rem !important;
        overflow-y: auto;
    }
}

/* Utilities */
@media (min-width: 993px) {
    .d-lg-none { display: none !important; }
}