/* ============================================
   NEXUS PRO ADMIN PANEL - MAIN STYLES
   Modern, Premium, Dark Theme Dashboard
   ============================================ */

:root {
    --bg-primary: #0a0e1a;
    --bg-secondary: #111827;
    --bg-tertiary: #1a2236;
    --bg-card: rgba(26, 34, 54, 0.6);
    --bg-glass: rgba(17, 24, 39, 0.7);
    --text-primary: #f1f5f9;
    --text-secondary: #94a3b8;
    --text-muted: #64748b;
    --border-color: rgba(148, 163, 184, 0.1);
    --shadow-color: rgba(0, 0, 0, 0.4);

    /* Dinamik Renk Paleti - Varsayılan: Kırmızı */
    --accent-primary: #ef4444;
    --accent-secondary: #f87171;
    --accent-glow: rgba(239, 68, 68, 0.3);
    --accent-gradient-start: #ef4444;
    --accent-gradient-end: #dc2626;
}

/* Tema Varyantları */
[data-theme="blue"] {
    --accent-primary: #3b82f6;
    --accent-secondary: #60a5fa;
    --accent-glow: rgba(59, 130, 246, 0.3);
    --accent-gradient-start: #3b82f6;
    --accent-gradient-end: #2563eb;
}

[data-theme="green"] {
    --accent-primary: #10b981;
    --accent-secondary: #34d399;
    --accent-glow: rgba(16, 185, 129, 0.3);
    --accent-gradient-start: #10b981;
    --accent-gradient-end: #059669;
}

[data-theme="red"] {
    --accent-primary: #ef4444;
    --accent-secondary: #f87171;
    --accent-glow: rgba(239, 68, 68, 0.3);
    --accent-gradient-start: #ef4444;
    --accent-gradient-end: #dc2626;
}

/* Purple Theme Bonus */
[data-theme="purple"] {
    --accent-primary: #8b5cf6;
    --accent-secondary: #a78bfa;
    --accent-glow: rgba(139, 92, 246, 0.3);
    --accent-gradient-start: #8b5cf6;
    --accent-gradient-end: #7c3aed;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    background: var(--bg-primary);
    color: var(--text-primary);
    overflow-x: hidden;
    min-height: 100vh;
    line-height: 1.6;
}

/* Arkaplan Animasyonu */
.bg-mesh {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    background: 
        radial-gradient(ellipse at 20% 20%, var(--accent-glow) 0%, transparent 50%),
        radial-gradient(ellipse at 80% 80%, rgba(59, 130, 246, 0.05) 0%, transparent 50%),
        radial-gradient(ellipse at 50% 50%, rgba(16, 185, 129, 0.03) 0%, transparent 50%);
    animation: meshMove 20s ease-in-out infinite;
}

@keyframes meshMove {
    0%, 100% { transform: translate(0, 0) scale(1); }
    33% { transform: translate(30px, -30px) scale(1.1); }
    66% { transform: translate(-20px, 20px) scale(0.9); }
}

/* Scrollbar */
::-webkit-scrollbar {
    width: 6px;
    height: 6px;
}
::-webkit-scrollbar-track {
    background: var(--bg-primary);
}
::-webkit-scrollbar-thumb {
    background: var(--accent-primary);
    border-radius: 3px;
}
::-webkit-scrollbar-thumb:hover {
    background: var(--accent-secondary);
}

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

/* ============================================
   SIDEBAR
   ============================================ */
.sidebar {
    width: 280px;
    background: var(--bg-glass);
    backdrop-filter: blur(20px);
    border-right: 1px solid var(--border-color);
    padding: 24px;
    position: fixed;
    height: 100vh;
    z-index: 100;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    overflow-y: auto;
    display: flex;
    flex-direction: column;
}

.sidebar.collapsed {
    width: 80px;
    padding: 24px 16px;
}

.sidebar.collapsed .nav-text,
.sidebar.collapsed .logo-text,
.sidebar.collapsed .theme-label,
.sidebar.collapsed .nav-title {
    opacity: 0;
    width: 0;
    overflow: hidden;
    display: none;
}

.logo {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 40px;
    padding-bottom: 24px;
    border-bottom: 1px solid var(--border-color);
}

.logo-icon {
    width: 40px;
    height: 40px;
    background: linear-gradient(135deg, var(--accent-gradient-start), var(--accent-gradient-end));
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 800;
    font-size: 20px;
    flex-shrink: 0;
    box-shadow: 0 4px 20px var(--accent-glow);
    transition: all 0.3s ease;
    color: white;
}

.logo:hover .logo-icon {
    transform: rotate(10deg) scale(1.1);
    box-shadow: 0 8px 30px var(--accent-glow);
}

.logo-text {
    font-weight: 700;
    font-size: 20px;
    background: linear-gradient(135deg, var(--text-primary), var(--accent-secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    transition: opacity 0.3s;
    white-space: nowrap;
}

.nav-section {
    margin-bottom: 32px;
}

.nav-title {
    font-size: 11px;
    text-transform: uppercase;
    letter-spacing: 2px;
    color: var(--text-muted);
    margin-bottom: 12px;
    font-weight: 600;
    transition: opacity 0.3s;
}

.nav-item {
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 12px 16px;
    border-radius: 12px;
    color: var(--text-secondary);
    text-decoration: none;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    margin-bottom: 4px;
    position: relative;
    overflow: hidden;
}

.nav-item::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    height: 100%;
    width: 3px;
    background: var(--accent-primary);
    transform: scaleY(0);
    transition: transform 0.3s;
    border-radius: 0 4px 4px 0;
}

.nav-item:hover {
    background: rgba(255, 255, 255, 0.05);
    color: var(--text-primary);
    transform: translateX(4px);
}

.nav-item:hover::before {
    transform: scaleY(1);
}

.nav-item.active {
    background: linear-gradient(90deg, var(--accent-glow), transparent);
    color: var(--accent-primary);
}

.nav-item.active::before {
    transform: scaleY(1);
}

.nav-icon {
    width: 20px;
    height: 20px;
    flex-shrink: 0;
    transition: transform 0.3s;
}

.nav-item:hover .nav-icon {
    transform: scale(1.2);
    color: var(--accent-primary);
}

/* Theme Switcher */
.theme-switcher {
    margin-top: auto;
    padding-top: 24px;
    border-top: 1px solid var(--border-color);
}

.theme-label {
    font-size: 11px;
    text-transform: uppercase;
    letter-spacing: 2px;
    color: var(--text-muted);
    margin-bottom: 12px;
    font-weight: 600;
}

.theme-buttons {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
}

.theme-btn {
    width: 36px;
    height: 36px;
    border-radius: 10px;
    border: 2px solid transparent;
    cursor: pointer;
    transition: all 0.3s;
    position: relative;
    overflow: hidden;
}

.theme-btn:hover {
    transform: scale(1.15);
    box-shadow: 0 4px 15px rgba(0,0,0,0.3);
}

.theme-btn.active {
    border-color: var(--text-primary);
    box-shadow: 0 0 20px var(--accent-glow);
}

.theme-btn.red { background: linear-gradient(135deg, #ef4444, #dc2626); }
.theme-btn.blue { background: linear-gradient(135deg, #3b82f6, #2563eb); }
.theme-btn.green { background: linear-gradient(135deg, #10b981, #059669); }
.theme-btn.purple { background: linear-gradient(135deg, #8b5cf6, #7c3aed); }

/* ============================================
   MAIN CONTENT
   ============================================ */
.main-content {
    flex: 1;
    margin-left: 280px;
    padding: 32px;
    transition: margin-left 0.4s;
    min-height: 100vh;
}

.main-content.expanded {
    margin-left: 80px;
}

/* ============================================
   HEADER
   ============================================ */
.header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 32px;
    padding-bottom: 24px;
    border-bottom: 1px solid var(--border-color);
    flex-wrap: wrap;
    gap: 16px;
}

.page-title h1 {
    font-size: 32px;
    font-weight: 800;
    margin-bottom: 4px;
    background: linear-gradient(135deg, var(--text-primary), var(--accent-secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.page-title p {
    color: var(--text-secondary);
    font-size: 14px;
}

.header-actions {
    display: flex;
    gap: 16px;
    align-items: center;
}

.search-box {
    position: relative;
}

.search-box input {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 12px 16px 12px 44px;
    color: var(--text-primary);
    width: 280px;
    font-size: 14px;
    transition: all 0.3s;
    outline: none;
    font-family: inherit;
}

.search-box input:focus {
    border-color: var(--accent-primary);
    box-shadow: 0 0 0 3px var(--accent-glow);
    width: 320px;
}

.search-box svg {
    position: absolute;
    left: 14px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-muted);
    transition: color 0.3s;
}

.search-box input:focus + svg {
    color: var(--accent-primary);
}

.icon-btn {
    width: 44px;
    height: 44px;
    border-radius: 12px;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.3s;
    position: relative;
    text-decoration: none;
}

.icon-btn:hover {
    background: var(--accent-primary);
    color: white;
    transform: translateY(-2px);
    box-shadow: 0 8px 25px var(--accent-glow);
    border-color: var(--accent-primary);
}

.notification-badge {
    position: absolute;
    top: -2px;
    right: -2px;
    width: 18px;
    height: 18px;
    background: var(--accent-primary);
    border-radius: 50%;
    font-size: 10px;
    font-weight: 700;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.2); }
}

.user-avatar {
    width: 44px;
    height: 44px;
    border-radius: 12px;
    overflow: hidden;
    border: 2px solid var(--accent-primary);
    cursor: pointer;
    transition: all 0.3s;
    position: relative;
}

.user-avatar:hover {
    transform: scale(1.1);
    box-shadow: 0 0 20px var(--accent-glow);
}

.user-avatar img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

/* ============================================
   STATS GRID
   ============================================ */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 24px;
    margin-bottom: 32px;
}

.stat-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 20px;
    padding: 24px;
    position: relative;
    overflow: hidden;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    backdrop-filter: blur(10px);
}

.stat-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 3px;
    background: linear-gradient(90deg, var(--accent-gradient-start), var(--accent-gradient-end));
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.4s;
}

.stat-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 40px var(--shadow-color), 0 0 40px var(--accent-glow);
    border-color: rgba(255, 255, 255, 0.1);
}

.stat-card:hover::before {
    transform: scaleX(1);
}

.stat-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 16px;
}

.stat-icon {
    width: 48px;
    height: 48px;
    border-radius: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--accent-glow), transparent);
    color: var(--accent-primary);
    transition: all 0.3s;
}

.stat-card:hover .stat-icon {
    transform: rotate(-10deg) scale(1.1);
    background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
    color: white;
}

.stat-change {
    font-size: 12px;
    font-weight: 600;
    padding: 4px 10px;
    border-radius: 20px;
    background: rgba(16, 185, 129, 0.1);
    color: #10b981;
}

.stat-change.negative {
    background: rgba(239, 68, 68, 0.1);
    color: #ef4444;
}

.stat-value {
    font-size: 32px;
    font-weight: 800;
    margin-bottom: 4px;
    font-family: 'JetBrains Mono', monospace;
}

.stat-label {
    color: var(--text-secondary);
    font-size: 14px;
}

/* ============================================
   CHARTS
   ============================================ */
.charts-grid {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 24px;
    margin-bottom: 32px;
}

.chart-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 20px;
    padding: 24px;
    backdrop-filter: blur(10px);
    transition: all 0.4s;
}

.chart-card:hover {
    box-shadow: 0 20px 40px var(--shadow-color);
    border-color: rgba(255, 255, 255, 0.1);
}

.chart-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 24px;
    flex-wrap: wrap;
    gap: 12px;
}

.chart-title {
    font-size: 18px;
    font-weight: 700;
}

.chart-actions {
    display: flex;
    gap: 8px;
}

.chart-btn {
    padding: 6px 14px;
    border-radius: 8px;
    border: 1px solid var(--border-color);
    background: transparent;
    color: var(--text-secondary);
    font-size: 12px;
    cursor: pointer;
    transition: all 0.3s;
    font-family: inherit;
}

.chart-btn:hover, .chart-btn.active {
    background: var(--accent-primary);
    color: white;
    border-color: var(--accent-primary);
    box-shadow: 0 4px 15px var(--accent-glow);
}

.chart-svg {
    width: 100%;
    height: 300px;
}

.chart-line {
    fill: none;
    stroke: var(--accent-primary);
    stroke-width: 3;
    stroke-linecap: round;
    stroke-linejoin: round;
    filter: drop-shadow(0 4px 10px var(--accent-glow));
    stroke-dasharray: 2000;
    stroke-dashoffset: 2000;
    animation: drawLine 2s ease-out forwards;
}

@keyframes drawLine {
    to { stroke-dashoffset: 0; }
}

.chart-area {
    fill: url(#gradient);
    opacity: 0.3;
}

.chart-grid {
    stroke: var(--border-color);
    stroke-width: 1;
}

.chart-axis {
    fill: var(--text-muted);
    font-size: 11px;
    font-family: 'JetBrains Mono', monospace;
}

/* Progress Ring */
.progress-ring-container {
    display: flex;
    justify-content: center;
    align-items: center;
    height: 300px;
    position: relative;
}

.progress-ring {
    transform: rotate(-90deg);
}

.progress-ring-bg {
    fill: none;
    stroke: var(--bg-tertiary);
    stroke-width: 12;
}

.progress-ring-fill {
    fill: none;
    stroke: url(#ringGradient);
    stroke-width: 12;
    stroke-linecap: round;
    stroke-dasharray: 565;
    stroke-dashoffset: 565;
    transition: stroke-dashoffset 2s ease-out;
}

.progress-text {
    position: absolute;
    text-align: center;
}

.progress-percent {
    font-size: 48px;
    font-weight: 800;
    font-family: 'JetBrains Mono', monospace;
    background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.progress-label {
    color: var(--text-secondary);
    font-size: 14px;
}

/* ============================================
   ACTIVITY LIST
   ============================================ */
.activity-list {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.activity-item {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 16px;
    border-radius: 14px;
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid transparent;
    transition: all 0.3s;
    cursor: pointer;
}

.activity-item:hover {
    background: rgba(255, 255, 255, 0.05);
    border-color: var(--border-color);
    transform: translateX(8px);
    box-shadow: 0 10px 30px var(--shadow-color);
}

.activity-avatar {
    width: 44px;
    height: 44px;
    border-radius: 12px;
    overflow: hidden;
    flex-shrink: 0;
    border: 2px solid var(--border-color);
    transition: all 0.3s;
}

.activity-item:hover .activity-avatar {
    border-color: var(--accent-primary);
    box-shadow: 0 0 15px var(--accent-glow);
}

.activity-avatar img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.activity-content {
    flex: 1;
}

.activity-title {
    font-weight: 600;
    margin-bottom: 4px;
    font-size: 14px;
}

.activity-desc {
    color: var(--text-secondary);
    font-size: 13px;
}

.activity-time {
    color: var(--text-muted);
    font-size: 12px;
    font-family: 'JetBrains Mono', monospace;
}

/* ============================================
   PROJECTS GRID
   ============================================ */
.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 24px;
}

.project-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 20px;
    overflow: hidden;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
}

.project-card:hover {
    transform: translateY(-8px) scale(1.02);
    box-shadow: 0 25px 50px var(--shadow-color), 0 0 60px var(--accent-glow);
    border-color: rgba(255, 255, 255, 0.1);
}

.project-image {
    width: 100%;
    height: 180px;
    object-fit: cover;
    transition: transform 0.6s;
}

.project-card:hover .project-image {
    transform: scale(1.1);
}

.project-content {
    padding: 20px;
    position: relative;
    background: var(--bg-card);
}

.project-tag {
    display: inline-block;
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 11px;
    font-weight: 600;
    margin-bottom: 12px;
    background: var(--accent-glow);
    color: var(--accent-primary);
    border: 1px solid var(--accent-primary);
}

.project-title {
    font-size: 16px;
    font-weight: 700;
    margin-bottom: 8px;
}

.project-desc {
    color: var(--text-secondary);
    font-size: 13px;
    margin-bottom: 16px;
    line-height: 1.5;
}

.project-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.project-team {
    display: flex;
}

.team-member {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    border: 2px solid var(--bg-card);
    margin-left: -8px;
    overflow: hidden;
    transition: all 0.3s;
}

.team-member:first-child {
    margin-left: 0;
}

.project-card:hover .team-member {
    margin-left: 2px;
}

.team-member img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.project-progress {
    display: flex;
    align-items: center;
    gap: 8px;
}

.progress-bar {
    width: 80px;
    height: 6px;
    background: var(--bg-tertiary);
    border-radius: 3px;
    overflow: hidden;
}

.progress-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--accent-gradient-start), var(--accent-gradient-end));
    border-radius: 3px;
    transition: width 1s ease-out;
    box-shadow: 0 0 10px var(--accent-glow);
}

.progress-text-small {
    font-size: 12px;
    font-weight: 600;
    color: var(--accent-primary);
    font-family: 'JetBrains Mono', monospace;
}

/* ============================================
   TABLES
   ============================================ */
.data-table {
    width: 100%;
    border-collapse: collapse;
    background: var(--bg-card);
    border-radius: 20px;
    overflow: hidden;
    border: 1px solid var(--border-color);
}

.data-table thead {
    background: var(--bg-tertiary);
}

.data-table th {
    padding: 16px 20px;
    text-align: left;
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--text-muted);
    font-weight: 600;
    white-space: nowrap;
}

.data-table td {
    padding: 16px 20px;
    border-top: 1px solid var(--border-color);
    color: var(--text-secondary);
    font-size: 14px;
}

.data-table tbody tr {
    transition: all 0.3s;
}

.data-table tbody tr:hover {
    background: rgba(255, 255, 255, 0.03);
}

.data-table .user-cell {
    display: flex;
    align-items: center;
    gap: 12px;
}

.data-table .user-avatar-sm {
    width: 36px;
    height: 36px;
    border-radius: 10px;
    overflow: hidden;
}

.data-table .user-avatar-sm img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.data-table .user-name {
    font-weight: 600;
    color: var(--text-primary);
}

.data-table .user-email {
    font-size: 12px;
    color: var(--text-muted);
}

/* Status Badges */
.status-badge {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 6px 12px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 600;
}

.status-badge::before {
    content: '';
    width: 8px;
    height: 8px;
    border-radius: 50%;
}

.status-badge.active {
    background: rgba(16, 185, 129, 0.1);
    color: #10b981;
}
.status-badge.active::before { background: #10b981; }

.status-badge.pending {
    background: rgba(245, 158, 11, 0.1);
    color: #f59e0b;
}
.status-badge.pending::before { background: #f59e0b; }

.status-badge.inactive {
    background: rgba(239, 68, 68, 0.1);
    color: #ef4444;
}
.status-badge.inactive::before { background: #ef4444; }

/* Action Buttons */
.action-btn {
    width: 32px;
    height: 32px;
    border-radius: 8px;
    border: 1px solid var(--border-color);
    background: transparent;
    color: var(--text-secondary);
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s;
    margin-right: 4px;
}

.action-btn:hover {
    background: var(--accent-primary);
    color: white;
    border-color: var(--accent-primary);
    box-shadow: 0 4px 15px var(--accent-glow);
}

.action-btn.danger:hover {
    background: #ef4444;
    border-color: #ef4444;
    box-shadow: 0 4px 15px rgba(239, 68, 68, 0.3);
}

/* ============================================
   FORMS
   ============================================ */
.form-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 20px;
    padding: 32px;
    max-width: 800px;
    margin: 0 auto;
}

.form-group {
    margin-bottom: 24px;
}

.form-label {
    display: block;
    margin-bottom: 8px;
    font-size: 14px;
    font-weight: 500;
    color: var(--text-secondary);
}

.form-input,
.form-select,
.form-textarea {
    width: 100%;
    padding: 12px 16px;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    color: var(--text-primary);
    font-size: 14px;
    font-family: inherit;
    transition: all 0.3s;
    outline: none;
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
    border-color: var(--accent-primary);
    box-shadow: 0 0 0 3px var(--accent-glow);
}

.form-textarea {
    min-height: 120px;
    resize: vertical;
}

.form-select {
    cursor: pointer;
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%2394a3b8' d='M6 8L1 3h10z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 16px center;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 24px;
}

.form-actions {
    display: flex;
    gap: 12px;
    justify-content: flex-end;
    margin-top: 32px;
    padding-top: 24px;
    border-top: 1px solid var(--border-color);
}

/* Buttons */
.btn {
    padding: 12px 24px;
    border-radius: 12px;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s;
    border: none;
    font-family: inherit;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    text-decoration: none;
}

.btn-primary {
    background: linear-gradient(135deg, var(--accent-gradient-start), var(--accent-gradient-end));
    color: white;
    box-shadow: 0 4px 15px var(--accent-glow);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px var(--accent-glow);
}

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

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

.btn-danger {
    background: linear-gradient(135deg, #ef4444, #dc2626);
    color: white;
    box-shadow: 0 4px 15px rgba(239, 68, 68, 0.3);
}

.btn-danger:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(239, 68, 68, 0.4);
}

.btn-success {
    background: linear-gradient(135deg, #10b981, #059669);
    color: white;
    box-shadow: 0 4px 15px rgba(16, 185, 129, 0.3);
}

/* File Upload */
.file-upload {
    border: 2px dashed var(--border-color);
    border-radius: 16px;
    padding: 40px;
    text-align: center;
    transition: all 0.3s;
    cursor: pointer;
}

.file-upload:hover {
    border-color: var(--accent-primary);
    background: var(--accent-glow);
}

.file-upload-icon {
    width: 48px;
    height: 48px;
    margin: 0 auto 16px;
    color: var(--accent-primary);
}

.file-upload-text {
    color: var(--text-secondary);
    font-size: 14px;
}

.file-upload-text span {
    color: var(--accent-primary);
    font-weight: 600;
}

/* ============================================
   LOGIN PAGE
   ============================================ */
.login-page {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 24px;
}

.login-container {
    width: 100%;
    max-width: 440px;
}

.login-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 24px;
    padding: 48px;
    backdrop-filter: blur(20px);
    box-shadow: 0 25px 50px var(--shadow-color);
}

.login-logo {
    text-align: center;
    margin-bottom: 40px;
}

.login-logo-icon {
    width: 64px;
    height: 64px;
    background: linear-gradient(135deg, var(--accent-gradient-start), var(--accent-gradient-end));
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 32px;
    font-weight: 800;
    color: white;
    margin: 0 auto 20px;
    box-shadow: 0 8px 30px var(--accent-glow);
}

.login-logo h2 {
    font-size: 28px;
    font-weight: 800;
    background: linear-gradient(135deg, var(--text-primary), var(--accent-secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.login-logo p {
    color: var(--text-secondary);
    margin-top: 8px;
    font-size: 14px;
}

.login-form .form-group {
    margin-bottom: 20px;
}

.login-options {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 24px;
    font-size: 14px;
}

.checkbox-wrapper {
    display: flex;
    align-items: center;
    gap: 8px;
    color: var(--text-secondary);
    cursor: pointer;
}

.checkbox-wrapper input {
    width: 18px;
    height: 18px;
    accent-color: var(--accent-primary);
}

.forgot-link {
    color: var(--accent-primary);
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s;
}

.forgot-link:hover {
    color: var(--accent-secondary);
}

.login-btn {
    width: 100%;
    padding: 14px;
    font-size: 16px;
}

.login-footer {
    text-align: center;
    margin-top: 24px;
    color: var(--text-secondary);
    font-size: 14px;
}

.login-footer a {
    color: var(--accent-primary);
    text-decoration: none;
    font-weight: 600;
}

/* ============================================
   PAGINATION
   ============================================ */
.pagination {
    display: flex;
    gap: 8px;
    justify-content: center;
    margin-top: 24px;
}

.pagination a,
.pagination span {
    padding: 8px 16px;
    border-radius: 10px;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 14px;
    transition: all 0.3s;
    min-width: 40px;
    text-align: center;
}

.pagination a:hover {
    background: var(--accent-primary);
    color: white;
    border-color: var(--accent-primary);
    box-shadow: 0 4px 15px var(--accent-glow);
}

.pagination .active {
    background: var(--accent-primary);
    color: white;
    border-color: var(--accent-primary);
    box-shadow: 0 4px 15px var(--accent-glow);
}

/* ============================================
   TOGGLE SIDEBAR
   ============================================ */
.toggle-sidebar {
    position: fixed;
    bottom: 32px;
    left: 280px;
    width: 40px;
    height: 40px;
    background: var(--accent-primary);
    border: none;
    border-radius: 50%;
    color: white;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 101;
    transition: all 0.4s;
    box-shadow: 0 4px 20px var(--accent-glow);
}

.toggle-sidebar.collapsed {
    left: 80px;
    transform: rotate(180deg);
}

.toggle-sidebar:hover {
    transform: scale(1.1);
    box-shadow: 0 8px 30px var(--accent-glow);
}

/* ============================================
   ALERTS
   ============================================ */
.alert {
    padding: 16px 20px;
    border-radius: 12px;
    margin-bottom: 24px;
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 14px;
}

.alert-success {
    background: rgba(16, 185, 129, 0.1);
    border: 1px solid rgba(16, 185, 129, 0.2);
    color: #10b981;
}

.alert-error {
    background: rgba(239, 68, 68, 0.1);
    border: 1px solid rgba(239, 68, 68, 0.2);
    color: #ef4444;
}

.alert-warning {
    background: rgba(245, 158, 11, 0.1);
    border: 1px solid rgba(245, 158, 11, 0.2);
    color: #f59e0b;
}

.alert-info {
    background: rgba(59, 130, 246, 0.1);
    border: 1px solid rgba(59, 130, 246, 0.2);
    color: #3b82f6;
}

/* ============================================
   MODAL
   ============================================ */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.7);
    backdrop-filter: blur(5px);
    z-index: 1000;
    display: none;
    align-items: center;
    justify-content: center;
    padding: 24px;
}

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

.modal {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 20px;
    padding: 32px;
    max-width: 500px;
    width: 100%;
    animation: modalSlide 0.3s ease-out;
}

@keyframes modalSlide {
    from {
        opacity: 0;
        transform: translateY(-20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.modal-header {
    margin-bottom: 20px;
}

.modal-title {
    font-size: 20px;
    font-weight: 700;
}

.modal-body {
    color: var(--text-secondary);
    margin-bottom: 24px;
}

.modal-footer {
    display: flex;
    gap: 12px;
    justify-content: flex-end;
}

/* ============================================
   SLIDER MANAGEMENT
   ============================================ */
.slider-preview {
    width: 100%;
    height: 200px;
    border-radius: 16px;
    overflow: hidden;
    margin-bottom: 16px;
    border: 1px solid var(--border-color);
}

.slider-preview img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.slider-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
    gap: 24px;
}

.slider-item {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 20px;
    overflow: hidden;
    transition: all 0.4s;
}

.slider-item:hover {
    transform: translateY(-4px);
    box-shadow: 0 15px 30px var(--shadow-color);
}

.slider-item-image {
    width: 100%;
    height: 180px;
    object-fit: cover;
}

.slider-item-content {
    padding: 20px;
}

.slider-item-title {
    font-weight: 700;
    margin-bottom: 8px;
}

.slider-item-meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: 16px;
}

.slider-order {
    background: var(--bg-tertiary);
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 600;
    color: var(--accent-primary);
}

/* ============================================
   ANIMATIONS
   ============================================ */
.fade-in {
    animation: fadeIn 0.6s ease-out forwards;
    opacity: 0;
}

@keyframes fadeIn {
    to { opacity: 1; }
}

.slide-up {
    animation: slideUp 0.5s ease-out forwards;
}

@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ============================================
   RESPONSIVE
   ============================================ */
@media (max-width: 1200px) {
    .charts-grid {
        grid-template-columns: 1fr;
    }
    .form-row {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .sidebar {
        transform: translateX(-100%);
    }
    .sidebar.open {
        transform: translateX(0);
    }
    .main-content {
        margin-left: 0;
        padding: 20px;
    }
    .stats-grid {
        grid-template-columns: 1fr;
    }
    .projects-grid {
        grid-template-columns: 1fr;
    }
    .slider-grid {
        grid-template-columns: 1fr;
    }
    .header {
        flex-direction: column;
        align-items: flex-start;
    }
    .search-box input {
        width: 200px;
    }
    .search-box input:focus {
        width: 240px;
    }
    .login-card {
        padding: 32px 24px;
    }
    .data-table {
        display: block;
        overflow-x: auto;
    }
}

/* Mobile menu toggle */
.mobile-menu-toggle {
    display: none;
    width: 44px;
    height: 44px;
    border-radius: 12px;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    align-items: center;
    justify-content: center;
    cursor: pointer;
    margin-right: 12px;
}

@media (max-width: 768px) {
    .mobile-menu-toggle {
        display: flex;
    }
}

/* ============================================
   CURSOR GLOW (Desktop only)
   ============================================ */
.cursor-glow {
    position: fixed;
    width: 300px;
    height: 300px;
    border-radius: 50%;
    background: radial-gradient(circle, var(--accent-glow) 0%, transparent 70%);
    pointer-events: none;
    z-index: 9999;
    transform: translate(-50%, -50%);
    transition: opacity 0.3s;
    opacity: 0;
}

@media (hover: hover) {
    body:hover .cursor-glow {
        opacity: 1;
    }
}

/* ============================================
   SECTION TITLE
   ============================================ */
.section-title {
    font-size: 24px;
    font-weight: 700;
    margin-bottom: 24px;
    display: flex;
    align-items: center;
    gap: 12px;
}

.section-title::after {
    content: '';
    flex: 1;
    height: 1px;
    background: linear-gradient(90deg, var(--border-color), transparent);
}

/* ============================================
   EMPTY STATE
   ============================================ */
.empty-state {
    text-align: center;
    padding: 60px 20px;
    color: var(--text-muted);
}

.empty-state-icon {
    width: 64px;
    height: 64px;
    margin: 0 auto 20px;
    color: var(--text-muted);
}

.empty-state h3 {
    font-size: 18px;
    font-weight: 600;
    color: var(--text-secondary);
    margin-bottom: 8px;
}

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

/* ============================================
   BREADCRUMB
   ============================================ */
.breadcrumb {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 16px;
    font-size: 13px;
    color: var(--text-muted);
}

.breadcrumb a {
    color: var(--text-secondary);
    text-decoration: none;
    transition: color 0.3s;
}

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

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

.breadcrumb-current {
    color: var(--accent-primary);
    font-weight: 500;
}