/* ==========================================
   IT CONTROL CENTER - PREMIUM MAIN STYLES
   Modern, Professional, State-of-the-Art Design
   ========================================== */

:root {
    /* Premium Color Palette */
    --primary: #6366f1;
    --primary-dark: #4f46e5;
    --primary-light: #818cf8;
    --primary-glow: rgba(99, 102, 241, 0.4);
    --secondary: #0ea5e9;
    --secondary-light: #38bdf8;
    --accent: #8b5cf6;
    --accent-light: #a78bfa;

    /* Semantic Colors */
    --success: #10b981;
    --success-light: #34d399;
    --warning: #f59e0b;
    --warning-light: #fbbf24;
    --danger: #ef4444;
    --danger-light: #f87171;
    --info: #06b6d4;
    --info-light: #22d3ee;

    /* Light Theme (Default) - Premium */
    --bg-primary: #f8fafc;
    --bg-secondary: #ffffff;
    --bg-tertiary: #f1f5f9;
    --bg-card: rgba(255, 255, 255, 0.85);
    --bg-glass: rgba(255, 255, 255, 0.7);
    --bg-hover: rgba(99, 102, 241, 0.06);
    --bg-active: rgba(99, 102, 241, 0.1);

    --text-primary: #0f172a;
    --text-secondary: #475569;
    --text-muted: #94a3b8;
    --text-light: #cbd5e1;

    --border-color: rgba(15, 23, 42, 0.08);
    --border-hover: rgba(99, 102, 241, 0.4);
    --border-focus: rgba(99, 102, 241, 0.6);

    /* Premium Gradients */
    --gradient-primary: linear-gradient(135deg, #6366f1 0%, #8b5cf6 50%, #a855f7 100%);
    --gradient-secondary: linear-gradient(135deg, #0ea5e9 0%, #06b6d4 50%, #14b8a6 100%);
    --gradient-success: linear-gradient(135deg, #10b981 0%, #34d399 100%);
    --gradient-warning: linear-gradient(135deg, #f59e0b 0%, #fb923c 100%);
    --gradient-danger: linear-gradient(135deg, #ef4444 0%, #f87171 100%);
    --gradient-purple: linear-gradient(135deg, #8b5cf6 0%, #c084fc 100%);
    --gradient-blue: linear-gradient(135deg, #3b82f6 0%, #60a5fa 100%);
    --gradient-cyan: linear-gradient(135deg, #06b6d4 0%, #22d3ee 100%);
    --gradient-dark: linear-gradient(180deg, rgba(255, 255, 255, 0.9) 0%, rgba(248, 250, 252, 0.95) 100%);
    --gradient-mesh: radial-gradient(at 40% 20%, hsla(238, 88%, 67%, 0.08) 0px, transparent 50%),
        radial-gradient(at 80% 0%, hsla(256, 79%, 66%, 0.05) 0px, transparent 50%),
        radial-gradient(at 0% 50%, hsla(197, 89%, 55%, 0.04) 0px, transparent 50%),
        radial-gradient(at 80% 50%, hsla(222, 89%, 55%, 0.05) 0px, transparent 50%),
        radial-gradient(at 0% 100%, hsla(240, 83%, 66%, 0.06) 0px, transparent 50%);

    /* Premium Shadows */
    --shadow-xs: 0 1px 2px rgba(0, 0, 0, 0.04);
    --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.04), 0 1px 2px rgba(0, 0, 0, 0.06);
    --shadow-md: 0 4px 8px rgba(0, 0, 0, 0.04), 0 2px 4px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 25px rgba(0, 0, 0, 0.08), 0 4px 10px rgba(0, 0, 0, 0.04);
    --shadow-xl: 0 20px 40px rgba(0, 0, 0, 0.1), 0 8px 16px rgba(0, 0, 0, 0.06);
    --shadow-2xl: 0 30px 60px rgba(0, 0, 0, 0.12), 0 12px 24px rgba(0, 0, 0, 0.08);
    --shadow-glow: 0 0 30px rgba(99, 102, 241, 0.25);
    --shadow-glow-sm: 0 0 15px rgba(99, 102, 241, 0.2);
    --shadow-inner: inset 0 2px 4px rgba(0, 0, 0, 0.04);
    --shadow-card: 0 4px 20px rgba(0, 0, 0, 0.03), 0 1px 3px rgba(0, 0, 0, 0.05);
    --shadow-card-hover: 0 12px 35px rgba(0, 0, 0, 0.08), 0 4px 12px rgba(0, 0, 0, 0.04);

    /* Sizing */
    --sidebar-width: 280px;
    --sidebar-collapsed: 84px;
    --topbar-height: 72px;
    --border-radius-xs: 6px;
    --border-radius-sm: 10px;
    --border-radius: 14px;
    --border-radius-lg: 18px;
    --border-radius-xl: 24px;
    --border-radius-full: 9999px;

    /* Transitions */
    --transition-fast: 0.15s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-normal: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-bounce: 0.5s cubic-bezier(0.34, 1.56, 0.64, 1);

    /* Typography */
    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-mono: 'JetBrains Mono', 'Fira Code', 'SF Mono', Consolas, monospace;

    /* Z-index scale */
    --z-dropdown: 100;
    --z-sticky: 200;
    --z-modal: 1000;
    --z-toast: 1100;
    --z-tooltip: 1200;
}

/* Dark Theme - Premium */
[data-theme="dark"] {
    --bg-primary: #0a0a0f;
    --bg-secondary: #12121a;
    --bg-tertiary: #1a1a28;
    --bg-card: rgba(18, 18, 26, 0.85);
    --bg-glass: rgba(18, 18, 26, 0.75);
    --bg-hover: rgba(99, 102, 241, 0.12);
    --bg-active: rgba(99, 102, 241, 0.18);

    --text-primary: #f8fafc;
    --text-secondary: #94a3b8;
    --text-muted: #64748b;
    --text-light: #475569;

    --border-color: rgba(255, 255, 255, 0.08);
    --border-hover: rgba(99, 102, 241, 0.5);

    --gradient-dark: linear-gradient(180deg, rgba(18, 18, 26, 0.95) 0%, rgba(10, 10, 15, 0.98) 100%);
    --gradient-mesh: radial-gradient(at 40% 20%, hsla(238, 88%, 67%, 0.15) 0px, transparent 50%),
        radial-gradient(at 80% 0%, hsla(256, 79%, 66%, 0.1) 0px, transparent 50%),
        radial-gradient(at 0% 50%, hsla(197, 89%, 55%, 0.08) 0px, transparent 50%),
        radial-gradient(at 80% 50%, hsla(222, 89%, 55%, 0.1) 0px, transparent 50%),
        radial-gradient(at 0% 100%, hsla(240, 83%, 66%, 0.12) 0px, transparent 50%);

    --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.2), 0 1px 2px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 8px rgba(0, 0, 0, 0.25), 0 2px 4px rgba(0, 0, 0, 0.3);
    --shadow-lg: 0 10px 25px rgba(0, 0, 0, 0.35), 0 4px 10px rgba(0, 0, 0, 0.25);
    --shadow-xl: 0 20px 40px rgba(0, 0, 0, 0.4), 0 8px 16px rgba(0, 0, 0, 0.3);
    --shadow-card: 0 4px 20px rgba(0, 0, 0, 0.2), 0 1px 3px rgba(0, 0, 0, 0.3);
    --shadow-card-hover: 0 12px 35px rgba(0, 0, 0, 0.35), 0 4px 12px rgba(0, 0, 0, 0.25);
}

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

html {
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    text-rendering: optimizeLegibility;
}

body {
    font-family: var(--font-family);
    font-size: 14px;
    font-weight: 400;
    line-height: 1.6;
    color: var(--text-primary);
    background: var(--bg-primary);
    overflow-x: hidden;
    min-height: 100vh;
}

/* Premium Mesh Background */
body::before {
    content: '';
    position: fixed;
    inset: 0;
    background: var(--gradient-mesh);
    pointer-events: none;
    z-index: -2;
}

/* Subtle Noise Texture */
body::after {
    content: '';
    position: fixed;
    inset: 0;
    background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise' x='0' y='0'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.8' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)'/%3E%3C/svg%3E");
    opacity: 0.02;
    pointer-events: none;
    z-index: -1;
}

[data-theme="dark"] body::after {
    opacity: 0.04;
}

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

button {
    cursor: pointer;
    font-family: inherit;
    border: none;
    background: none;
    outline: none;
}

input,
select,
textarea {
    font-family: inherit;
    outline: none;
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

/* Premium Scrollbar */
::-webkit-scrollbar {
    width: 10px;
    height: 10px;
}

::-webkit-scrollbar-track {
    background: var(--bg-tertiary);
    border-radius: 5px;
}

::-webkit-scrollbar-thumb {
    background: linear-gradient(180deg, var(--primary) 0%, var(--accent) 100%);
    border-radius: 5px;
    border: 2px solid var(--bg-tertiary);
}

::-webkit-scrollbar-thumb:hover {
    background: linear-gradient(180deg, var(--primary-dark) 0%, var(--primary) 100%);
}

/* Selection */
::selection {
    background: rgba(99, 102, 241, 0.25);
    color: var(--text-primary);
}

/* ==========================================
   PRELOADER - Premium
   ========================================== */
.preloader {
    position: fixed;
    inset: 0;
    background: var(--bg-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10000;
    transition: opacity 0.6s ease, visibility 0.6s ease;
}

.preloader::before {
    content: '';
    position: absolute;
    inset: 0;
    background: var(--gradient-mesh);
    opacity: 0.8;
}

.preloader.hidden {
    opacity: 0;
    visibility: hidden;
}

.preloader-content {
    text-align: center;
    position: relative;
    z-index: 1;
}

.preloader-icon {
    position: relative;
    width: 100px;
    height: 100px;
    margin: 0 auto 2rem;
    display: flex;
    align-items: center;
    justify-content: center;
}

.preloader-icon::before {
    content: '';
    position: absolute;
    inset: 0;
    background: var(--gradient-primary);
    border-radius: 28px;
    animation: preloaderRotate 3s linear infinite;
}

.preloader-icon::after {
    content: '';
    position: absolute;
    inset: 4px;
    background: var(--bg-primary);
    border-radius: 24px;
}

.preloader-icon i {
    font-size: 2.5rem;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    position: relative;
    z-index: 1;
    animation: preloaderPulse 2s ease-in-out infinite;
}

@keyframes preloaderRotate {
    from {
        transform: rotate(0deg);
    }

    to {
        transform: rotate(360deg);
    }
}

@keyframes preloaderPulse {

    0%,
    100% {
        transform: scale(1);
        opacity: 1;
    }

    50% {
        transform: scale(1.15);
        opacity: 0.8;
    }
}

.preloader-text {
    font-size: 1.75rem;
    font-weight: 800;
    letter-spacing: -0.025em;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 2rem;
}

.preloader-bar {
    width: 240px;
    height: 6px;
    background: var(--bg-tertiary);
    border-radius: var(--border-radius-full);
    overflow: hidden;
    margin: 0 auto;
    position: relative;
}

.preloader-progress {
    height: 100%;
    background: var(--gradient-primary);
    border-radius: var(--border-radius-full);
    animation: preloaderLoading 1.8s ease-in-out infinite;
}

@keyframes preloaderLoading {
    0% {
        width: 0;
        margin-left: 0;
    }

    50% {
        width: 70%;
        margin-left: 15%;
    }

    100% {
        width: 0;
        margin-left: 100%;
    }
}

/* ==========================================
   SIDEBAR - Premium
   ========================================== */
.sidebar {
    position: fixed;
    top: 0;
    left: 0;
    width: var(--sidebar-width);
    height: 100vh;
    background: var(--bg-glass);
    backdrop-filter: blur(24px) saturate(180%);
    -webkit-backdrop-filter: blur(24px) saturate(180%);
    border-right: 1px solid var(--border-color);
    display: flex;
    flex-direction: column;
    z-index: 1000;
    transition: width var(--transition-normal), transform var(--transition-normal);
}

.sidebar::before {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    width: 1px;
    height: 100%;
    background: linear-gradient(180deg,
            transparent 0%,
            var(--primary-glow) 30%,
            var(--primary-glow) 70%,
            transparent 100%);
    opacity: 0;
    transition: opacity var(--transition-normal);
}

.sidebar:hover::before {
    opacity: 1;
}

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

.sidebar.collapsed .logo-text,
.sidebar.collapsed .nav-link span,
.sidebar.collapsed .nav-badge,
.sidebar.collapsed .user-info,
.sidebar.collapsed .logout-btn {
    opacity: 0;
    visibility: hidden;
    width: 0;
    margin: 0;
    padding: 0;
}

/* Sidebar Header */
.sidebar-header {
    padding: 1.5rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    border-bottom: 1px solid var(--border-color);
    position: relative;
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.875rem;
}

.logo-icon {
    position: relative;
    width: 46px;
    height: 46px;
    background: var(--gradient-primary);
    border-radius: var(--border-radius);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.35rem;
    color: white;
    box-shadow: var(--shadow-glow-sm);
    overflow: hidden;
}

.logo-icon::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.25) 0%, transparent 50%);
}

.logo-icon::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 50%;
    background: linear-gradient(0deg, rgba(0, 0, 0, 0.15) 0%, transparent 100%);
}

.logo-text {
    font-size: 1.35rem;
    font-weight: 800;
    letter-spacing: -0.03em;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    white-space: nowrap;
    transition: all var(--transition-normal);
}

.sidebar-toggle {
    width: 34px;
    height: 34px;
    border-radius: var(--border-radius-sm);
    color: var(--text-muted);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-fast);
    position: relative;
}

.sidebar-toggle::before {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: var(--border-radius-sm);
    background: var(--gradient-primary);
    opacity: 0;
    transition: opacity var(--transition-fast);
}

.sidebar-toggle:hover {
    color: white;
}

.sidebar-toggle:hover::before {
    opacity: 1;
}

.sidebar-toggle i {
    position: relative;
    z-index: 1;
    transition: transform var(--transition-normal);
}

.sidebar.collapsed .sidebar-toggle i {
    transform: rotate(180deg);
}

/* Sidebar Navigation */
.sidebar-nav {
    flex: 1;
    padding: 1.25rem 0;
    overflow-y: auto;
    overflow-x: hidden;
}

.nav-list {
    list-style: none;
}

.nav-section-label {
    padding: 1.5rem 1.875rem 0.5rem;
    font-size: 0.65rem;
    font-weight: 800;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    opacity: 0.8;
}

.sidebar.collapsed .nav-section-label {
    display: none;
}

.nav-separator {
    height: 1px;
    background: var(--border-color);
    margin: 0.5rem 1.5rem;
    opacity: 0.5;
}

.sidebar.collapsed .nav-separator {
    margin: 0.5rem 0.5rem;
}

.nav-item {
    margin: 0.35rem 0.875rem;
}

.nav-link {
    display: flex;
    align-items: center;
    gap: 0.875rem;
    padding: 0.8rem 1rem;
    border-radius: var(--border-radius);
    color: var(--text-secondary);
    transition: all var(--transition-fast);
    position: relative;
    overflow: hidden;
}

.nav-link::before {
    content: '';
    position: absolute;
    inset: 0;
    background: var(--gradient-primary);
    opacity: 0;
    transition: opacity var(--transition-fast);
}

.nav-link i {
    font-size: 1.15rem;
    width: 26px;
    text-align: center;
    flex-shrink: 0;
    position: relative;
    z-index: 1;
    transition: transform var(--transition-fast);
}

.nav-link span {
    white-space: nowrap;
    transition: all var(--transition-normal);
    position: relative;
    z-index: 1;
    font-weight: 500;
}

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

.nav-link:hover i {
    transform: scale(1.1);
}

.nav-item.active .nav-link {
    color: white;
    box-shadow: var(--shadow-glow-sm);
}

.nav-item.active .nav-link::before {
    opacity: 1;
}

.nav-badge {
    margin-left: auto;
    padding: 0.2rem 0.6rem;
    border-radius: var(--border-radius-full);
    font-size: 0.65rem;
    font-weight: 700;
    background: var(--bg-tertiary);
    color: var(--text-primary);
    transition: all var(--transition-normal);
    position: relative;
    z-index: 1;
}

.nav-badge.pulse {
    background: var(--gradient-secondary);
    color: white;
    animation: badgePulse 2.5s ease infinite;
}

.nav-badge.danger {
    background: var(--gradient-danger);
    color: white;
}

.nav-item.active .nav-badge {
    background: rgba(255, 255, 255, 0.25);
    color: white;
}

@keyframes badgePulse {

    0%,
    100% {
        box-shadow: 0 0 0 0 rgba(6, 182, 212, 0.5);
    }

    50% {
        box-shadow: 0 0 0 8px rgba(6, 182, 212, 0);
    }
}

/* Sidebar Footer */
.sidebar-footer {
    padding: 1rem;
    border-top: 1px solid var(--border-color);
}

.user-card {
    display: flex;
    align-items: center;
    gap: 0.875rem;
    padding: 0.875rem;
    border-radius: var(--border-radius);
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    transition: all var(--transition-fast);
}

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

.user-avatar {
    position: relative;
    flex-shrink: 0;
}

.user-avatar img {
    width: 42px;
    height: 42px;
    border-radius: var(--border-radius-sm);
    object-fit: cover;
}

.status-indicator {
    position: absolute;
    bottom: -2px;
    right: -2px;
    width: 14px;
    height: 14px;
    border-radius: 50%;
    border: 2.5px solid var(--bg-tertiary);
}

.status-indicator.online {
    background: var(--success);
    box-shadow: 0 0 8px var(--success);
}

.status-indicator.offline {
    background: var(--text-muted);
}

.status-indicator.busy {
    background: var(--danger);
    box-shadow: 0 0 8px var(--danger);
}

.user-info {
    display: flex;
    flex-direction: column;
    overflow: hidden;
    transition: all var(--transition-normal);
}

.user-name {
    font-weight: 600;
    font-size: 0.9rem;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.user-role {
    font-size: 0.75rem;
    color: var(--text-muted);
}

.logout-btn {
    margin-left: auto;
    width: 34px;
    height: 34px;
    border-radius: var(--border-radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-muted);
    transition: all var(--transition-fast);
}

.logout-btn:hover {
    background: rgba(239, 68, 68, 0.15);
    color: var(--danger);
}

/* ==========================================
   MAIN CONTENT
   ========================================== */
.main-content {
    margin-left: var(--sidebar-width);
    min-height: 100vh;
    transition: margin-left var(--transition-normal);
}

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

/* Topbar - Premium */
.topbar {
    position: sticky;
    top: 0;
    height: var(--topbar-height);
    background: var(--bg-glass);
    backdrop-filter: blur(24px) saturate(180%);
    -webkit-backdrop-filter: blur(24px) saturate(180%);
    border-bottom: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 2rem;
    z-index: var(--z-sticky);
}

.topbar-left {
    display: flex;
    align-items: center;
    gap: 1.25rem;
}

.mobile-menu-btn {
    display: none;
    width: 42px;
    height: 42px;
    border-radius: var(--border-radius-sm);
    color: var(--text-secondary);
    font-size: 1.25rem;
    transition: all var(--transition-fast);
}

.mobile-menu-btn:hover {
    background: var(--bg-hover);
    color: var(--primary);
}

.search-box {
    display: flex;
    align-items: center;
    gap: 0.875rem;
    padding: 0.75rem 1.25rem;
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    min-width: 360px;
    transition: all var(--transition-fast);
}

.search-box:focus-within {
    border-color: var(--primary);
    box-shadow: 0 0 0 4px rgba(99, 102, 241, 0.12);
    background: var(--bg-secondary);
}

.search-box i {
    color: var(--text-muted);
    font-size: 0.95rem;
}

.search-box input {
    flex: 1;
    border: none;
    background: none;
    color: var(--text-primary);
    font-size: 0.9rem;
}

.search-box input::placeholder {
    color: var(--text-muted);
}

.search-box kbd {
    padding: 0.3rem 0.6rem;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-xs);
    font-size: 0.7rem;
    font-weight: 600;
    color: var(--text-muted);
    font-family: var(--font-mono);
}

.topbar-right {
    display: flex;
    align-items: center;
    gap: 0.625rem;
}

.topbar-btn {
    position: relative;
    width: 44px;
    height: 44px;
    border-radius: var(--border-radius-sm);
    color: var(--text-secondary);
    font-size: 1.15rem;
    transition: all var(--transition-fast);
}

.topbar-btn:hover {
    background: var(--bg-hover);
    color: var(--primary);
}

.notification-badge {
    position: absolute;
    top: 6px;
    right: 6px;
    min-width: 20px;
    height: 20px;
    padding: 0 6px;
    background: var(--gradient-danger);
    border-radius: var(--border-radius-full);
    font-size: 0.65rem;
    font-weight: 700;
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 2px 8px rgba(239, 68, 68, 0.4);
}

/* Page Wrapper */
.page-wrapper {
    padding: 2.5rem;
    max-width: 1440px;
    margin: 0 auto;
    width: 100%;
    box-sizing: border-box;
    transition: padding var(--transition-normal);
}

@media (max-width: 1400px) {
    .page-wrapper {
        max-width: 1200px;
        padding: 2rem;
    }
}

@media (max-width: 768px) {
    .page-wrapper {
        padding: 1rem;
    }
}

.page {
    display: none;
    animation: pageSlideIn 0.4s ease;
}

.page.active {
    display: block;
}

@keyframes pageSlideIn {
    from {
        opacity: 0;
        transform: translateY(16px);
    }

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

/* Page Header */
.page-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 2rem;
    flex-wrap: wrap;
    gap: 1.5rem;
}

.page-title h1 {
    font-size: 1.85rem;
    font-weight: 800;
    letter-spacing: -0.03em;
    margin-bottom: 0.35rem;
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.page-title h1 i {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

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

.page-actions {
    display: flex;
    gap: 0.875rem;
}

/* ==========================================
   BUTTONS - Premium
   ========================================== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.625rem;
    padding: 0.75rem 1.5rem;
    font-size: 0.875rem;
    font-weight: 600;
    border-radius: var(--border-radius-sm);
    transition: all var(--transition-fast);
    white-space: nowrap;
    position: relative;
    overflow: hidden;
}

.btn::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.2) 0%, transparent 50%);
    opacity: 0;
    transition: opacity var(--transition-fast);
}

.btn:hover::before {
    opacity: 1;
}

.btn-primary {
    background: var(--gradient-primary);
    color: white;
    box-shadow: var(--shadow-md), 0 4px 15px rgba(99, 102, 241, 0.25);
}

.btn-primary:hover {
    box-shadow: var(--shadow-lg), var(--shadow-glow);
    transform: translateY(-2px);
}

.btn-primary:active {
    transform: translateY(0);
}

.btn-primary.glow {
    animation: btnGlow 2.5s ease infinite;
}

@keyframes btnGlow {

    0%,
    100% {
        box-shadow: var(--shadow-md), 0 0 25px rgba(99, 102, 241, 0.35);
    }

    50% {
        box-shadow: var(--shadow-lg), 0 0 40px rgba(99, 102, 241, 0.5);
    }
}

.btn-outline {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    box-shadow: var(--shadow-xs);
}

.btn-outline:hover {
    border-color: var(--primary);
    background: var(--bg-hover);
    box-shadow: var(--shadow-sm);
}

.btn-success {
    background: var(--gradient-success);
    color: white;
    box-shadow: var(--shadow-md), 0 4px 15px rgba(16, 185, 129, 0.25);
}

.btn-success:hover {
    box-shadow: var(--shadow-lg), 0 0 25px rgba(16, 185, 129, 0.35);
    transform: translateY(-2px);
}

.btn-danger {
    background: var(--gradient-danger);
    color: white;
    box-shadow: var(--shadow-md), 0 4px 15px rgba(239, 68, 68, 0.25);
}

.btn-danger:hover {
    box-shadow: var(--shadow-lg), 0 0 25px rgba(239, 68, 68, 0.35);
    transform: translateY(-2px);
}

.btn-warning {
    background: var(--gradient-warning);
    color: white;
    box-shadow: var(--shadow-md), 0 4px 15px rgba(245, 158, 11, 0.25);
}

.btn-sm {
    padding: 0.5rem 1rem;
    font-size: 0.8rem;
}

.btn-icon {
    width: 40px;
    height: 40px;
    padding: 0;
}

/* ==========================================
   CARDS - Premium
   ========================================== */
.card {
    background: var(--bg-card);
    backdrop-filter: blur(16px) saturate(150%);
    -webkit-backdrop-filter: blur(16px) saturate(150%);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-card);
    transition: all var(--transition-normal);
    overflow: hidden;
    position: relative;
}

.card::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg,
            rgba(255, 255, 255, 0.05) 0%,
            transparent 50%,
            rgba(0, 0, 0, 0.02) 100%);
    pointer-events: none;
}

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

.card-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1.25rem 1.5rem;
    border-bottom: 1px solid var(--border-color);
    position: relative;
}

.card-header h3 {
    font-size: 1rem;
    font-weight: 700;
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.card-header h3 i {
    color: var(--primary);
    font-size: 1.1rem;
}

.card-header .badge {
    padding: 0.35rem 0.75rem;
    border-radius: var(--border-radius-full);
    font-size: 0.7rem;
    font-weight: 600;
}

.card-header .badge.success {
    background: rgba(16, 185, 129, 0.15);
    color: var(--success);
}

.card-header .badge.warning {
    background: rgba(245, 158, 11, 0.15);
    color: var(--warning);
}

.card-header .badge.danger {
    background: rgba(239, 68, 68, 0.15);
    color: var(--danger);
}

.card-body {
    padding: 1.5rem;
    position: relative;
}

.view-all {
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--primary);
    transition: all var(--transition-fast);
}

.view-all:hover {
    color: var(--primary-dark);
}

/* ==========================================
   RESPONSIVE
   ========================================== */
@media (max-width: 1024px) {
    .sidebar {
        transform: translateX(-100%);
        width: var(--sidebar-width) !important;
    }

    .sidebar.show {
        transform: translateX(0);
        box-shadow: var(--shadow-2xl);
    }

    .main-content {
        margin-left: 0 !important;
    }

    .sidebar-toggle {
        display: none;
    }

    .mobile-menu-btn {
        display: flex !important;
        align-items: center;
        justify-content: center;
    }

    .topbar {
        padding: 0 1.25rem;
    }

    .search-box {
        min-width: unset;
        width: 44px;
        padding: 0;
        justify-content: center;
        border: none;
        background: none;
    }

    .search-box i {
        font-size: 1.15rem;
    }

    .search-box input,
    .search-box kbd {
        display: none;
    }

    .page-wrapper {
        padding: 1.25rem;
    }

    .page-header {
        flex-direction: column;
        align-items: flex-start;
    }
}

@media (max-width: 768px) {
    .page-title h1 {
        font-size: 1.5rem;
    }

    .page-actions {
        width: 100%;
        flex-wrap: wrap;
    }

    .page-actions .btn {
        flex: 1;
        min-width: 120px;
    }
}

/* ==========================================
   UTILITY CLASSES
   ========================================== */
.text-success {
    color: var(--success) !important;
}

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

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

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

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

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

.bg-success {
    background: var(--success) !important;
}

.bg-warning {
    background: var(--warning) !important;
}

.bg-danger {
    background: var(--danger) !important;
}

.empty-state {
    text-align: center;
    padding: 3rem 2rem;
    color: var(--text-muted);
    font-size: 0.9rem;
}

.empty-state i {
    font-size: 3rem;
    margin-bottom: 1rem;
    opacity: 0.3;
}