/* Root Theme Variables */
:root {
    --transition-speed: 0.4s;
    --transition-ease: cubic-bezier(0.16, 1, 0.3, 1);
    
    /* Font Families */
    --font-ar: 'Cairo', sans-serif;
    --font-en: 'Inter', sans-serif;

    /* Light Theme Settings */
    --bg-color: #f3f4f6;
    --text-primary: #111827;
    --text-secondary: #4b5563;
    --text-muted: #9ca3af;
    --card-bg: rgba(255, 255, 255, 0.7);
    --card-border: rgba(255, 255, 255, 0.5);
    --accent-primary: #8b5cf6;
    --accent-secondary: #ec4899;
    --btn-secondary-bg: #e5e7eb;
    --btn-secondary-hover: #d1d5db;
    --status-indicator: #10b981;
    --shadow: 0 8px 32px 0 rgba(31, 38, 135, 0.08);
    --glass-blur: 20px;
    --progress-track: #e5e7eb;
    
    /* Background Blobs for Light Mode */
    --blob-1-color: rgba(139, 92, 246, 0.1);
    --blob-2-color: rgba(236, 72, 153, 0.1);
    --blob-3-color: rgba(59, 130, 246, 0.1);
}

.dark-theme {
    /* Dark Theme Settings */
    --bg-color: #09090e;
    --text-primary: #f9fafb;
    --text-secondary: #d1d5db;
    --text-muted: #6b7280;
    --card-bg: rgba(17, 18, 28, 0.6);
    --card-border: rgba(255, 255, 255, 0.05);
    --btn-secondary-bg: rgba(255, 255, 255, 0.05);
    --btn-secondary-hover: rgba(255, 255, 255, 0.1);
    --shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.37);
    --progress-track: rgba(255, 255, 255, 0.1);

    /* Background Blobs for Dark Mode */
    --blob-1-color: rgba(139, 92, 246, 0.15);
    --blob-2-color: rgba(236, 72, 153, 0.15);
    --blob-3-color: rgba(59, 130, 246, 0.12);
}

/* Global Reset & Base Styling */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    transition: background-color var(--transition-speed) var(--transition-ease),
                border-color var(--transition-speed) var(--transition-ease);
}

body {
    background-color: var(--bg-color);
    color: var(--text-primary);
    overflow-x: hidden;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

/* RTL / LTR Language Handlers */
html[dir="rtl"] body {
    font-family: var(--font-ar);
    text-align: right;
}

html[dir="ltr"] body {
    font-family: var(--font-en);
    text-align: left;
}

/* Fluid Container */
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

/* Decorative Background Blobs */
.blob {
    position: fixed;
    border-radius: 50%;
    filter: blur(100px);
    z-index: -1;
    pointer-events: none;
    animation: floatBlob 20s infinite alternate var(--transition-ease);
}

.blob-1 {
    width: 500px;
    height: 500px;
    top: -100px;
    left: -100px;
    background: var(--blob-1-color);
}

.blob-2 {
    width: 400px;
    height: 400px;
    bottom: -100px;
    right: -100px;
    background: var(--blob-2-color);
    animation-delay: -5s;
}

.blob-3 {
    width: 300px;
    height: 300px;
    top: 50%;
    left: 60%;
    background: var(--blob-3-color);
    animation-delay: -10s;
}

@keyframes floatBlob {
    0% { transform: translate(0, 0) scale(1); }
    100% { transform: translate(50px, 50px) scale(1.1); }
}

/* Premium Card Glassmorphism */
.card {
    background: var(--card-bg);
    backdrop-filter: blur(var(--glass-blur));
    -webkit-backdrop-filter: blur(var(--glass-blur));
    border: 1px solid var(--card-border);
    border-radius: 20px;
    box-shadow: var(--shadow);
    padding: 30px;
    position: relative;
    overflow: hidden;
}

/* Header Navigation Styling */
.app-header {
    background: var(--card-bg);
    backdrop-filter: blur(var(--glass-blur));
    -webkit-backdrop-filter: blur(var(--glass-blur));
    border-bottom: 1px solid var(--card-border);
    position: sticky;
    top: 0;
    z-index: 100;
}

.header-container {
    height: 80px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

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

.logo-text {
    font-size: 1.15rem;
    font-weight: 700;
    background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    letter-spacing: -0.5px;
}

/* Navigation Buttons */
.main-nav {
    display: flex;
    background: rgba(0,0,0,0.05);
    padding: 6px;
    border-radius: 30px;
    border: 1px solid var(--card-border);
}

.dark-theme .main-nav {
    background: rgba(255,255,255,0.03);
}

.nav-btn {
    border: none;
    background: transparent;
    color: var(--text-secondary);
    padding: 10px 24px;
    font-size: 0.95rem;
    font-weight: 600;
    border-radius: 24px;
    cursor: pointer;
    transition: all 0.3s var(--transition-ease);
}

html[dir="rtl"] .nav-btn {
    font-family: var(--font-ar);
}

html[dir="ltr"] .nav-btn {
    font-family: var(--font-en);
}

.nav-btn.active {
    background: var(--text-primary);
    color: var(--bg-color);
}

.header-controls {
    display: flex;
    gap: 10px;
}

.control-btn {
    background: var(--btn-secondary-bg);
    color: var(--text-primary);
    border: 1px solid var(--card-border);
    border-radius: 12px;
    padding: 10px 14px;
    font-weight: 600;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 8px;
    transition: all 0.2s ease;
}

.control-btn:hover {
    background: var(--btn-secondary-hover);
    transform: translateY(-2px);
}

.sun-icon { display: none; }
.moon-icon { display: block; }
.dark-theme .sun-icon { display: block; }
.dark-theme .moon-icon { display: none; }

/* Main Content Area */
.main-content {
    flex: 1;
    padding: 40px 24px;
}

/* Tab Panels Handling */
.tab-panel {
    display: none;
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.5s var(--transition-ease), transform 0.5s var(--transition-ease);
}

.tab-panel.active {
    display: block;
    opacity: 1;
    transform: translateY(0);
}

/* Hero Section */
.hero-section {
    display: grid;
    grid-template-columns: 1.2fr 0.8fr;
    gap: 40px;
    align-items: center;
    margin-bottom: 60px;
}

.hero-content {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 20px;
}

.badge {
    background: rgba(139, 92, 246, 0.15);
    color: var(--accent-primary);
    padding: 6px 16px;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 700;
    border: 1px solid rgba(139, 92, 246, 0.2);
}

.hero-content h1 {
    font-size: 2.8rem;
    line-height: 1.25;
    font-weight: 800;
    background: linear-gradient(135deg, var(--text-primary), var(--text-secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero-content p {
    color: var(--text-secondary);
    font-size: 1.1rem;
    line-height: 1.6;
}

.hero-actions {
    display: flex;
    gap: 15px;
    margin-top: 10px;
    width: 100%;
}

/* Button Component */
.btn {
    padding: 12px 28px;
    border-radius: 12px;
    font-size: 0.95rem;
    font-weight: 600;
    cursor: pointer;
    border: none;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    transition: all 0.3s var(--transition-ease);
    text-decoration: none;
}

html[dir="rtl"] .btn { font-family: var(--font-ar); }
html[dir="ltr"] .btn { font-family: var(--font-en); }

.btn-primary {
    background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
    color: white;
    box-shadow: 0 4px 20px rgba(139, 92, 246, 0.25);
}

.btn-primary:hover {
    transform: translateY(-3px) scale(1.02);
    box-shadow: 0 8px 30px rgba(139, 92, 246, 0.4);
}

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

.btn-secondary:hover {
    background: var(--btn-secondary-hover);
    transform: translateY(-3px);
}

.btn-sm {
    padding: 8px 16px;
    font-size: 0.85rem;
    border-radius: 8px;
}

/* Hero Visual Animation Mockup */
.hero-visual {
    position: relative;
    height: 350px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.visual-circle {
    position: absolute;
    width: 250px;
    height: 250px;
    border-radius: 50%;
    background: linear-gradient(135deg, rgba(139, 92, 246, 0.2), rgba(236, 72, 153, 0.2));
    filter: blur(20px);
}

.visual-glow {
    position: absolute;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle, var(--accent-primary) 0%, transparent 60%);
    opacity: 0.05;
}

.visual-mockup {
    position: absolute;
    width: 100%;
    height: 100%;
}

.mockup-window {
    position: absolute;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255,255,255,0.15);
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 20px 40px rgba(0,0,0,0.15);
}

.dark-theme .mockup-window {
    background: rgba(17, 18, 28, 0.7);
    border-color: rgba(255,255,255,0.05);
}

.mw-1 {
    width: 200px;
    height: 150px;
    top: 40px;
    left: 20px;
    z-index: 2;
    animation: floatMockup1 6s infinite alternate ease-in-out;
}

.mw-2 {
    width: 180px;
    height: 180px;
    bottom: 40px;
    right: 20px;
    z-index: 1;
    animation: floatMockup2 8s infinite alternate ease-in-out;
}

@keyframes floatMockup1 {
    0% { transform: translateY(0); }
    100% { transform: translateY(-15px) rotate(2deg); }
}

@keyframes floatMockup2 {
    0% { transform: translateY(0); }
    100% { transform: translateY(15px) rotate(-2deg); }
}

.mw-header {
    height: 24px;
    background: rgba(0,0,0,0.08);
    display: flex;
    align-items: center;
    gap: 4px;
    padding: 0 10px;
}

.mw-header .dot {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: rgba(255,255,255,0.2);
}

.mw-body {
    padding: 15px;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.mw-bar {
    height: 12px;
    background: linear-gradient(90deg, var(--accent-primary), transparent);
    border-radius: 6px;
}

.mw-circle {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
}

.mw-lines span {
    display: block;
    height: 6px;
    background: var(--text-muted);
    border-radius: 3px;
    margin-bottom: 6px;
    opacity: 0.3;
}

/* Services Grid */
.section-title {
    margin-bottom: 30px;
}

.section-title h2 {
    font-size: 2rem;
    font-weight: 800;
    margin-bottom: 10px;
}

.section-title p {
    color: var(--text-secondary);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.service-card {
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    min-height: 400px;
}

.service-icon {
    width: 60px;
    height: 60px;
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 24px;
}

.fb-icon {
    background: rgba(59, 130, 246, 0.15);
    color: #3b82f6;
}

.english-icon {
    background: rgba(234, 179, 8, 0.15);
    color: #eab308;
}

.service-card h3 {
    font-size: 1.4rem;
    font-weight: 700;
    margin-bottom: 12px;
}

.service-card p {
    color: var(--text-secondary);
    font-size: 0.95rem;
    line-height: 1.6;
    margin-bottom: 24px;
    flex-grow: 1;
}

.service-features {
    display: flex;
    flex-direction: column;
    gap: 12px;
    margin-bottom: 30px;
}

.feature-item {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 0.9rem;
    color: var(--text-secondary);
}

.feature-item .dot {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--accent-primary);
}

.card-footer {
    border-top: 1px solid var(--card-border);
    padding-top: 20px;
    margin-top: auto;
}

.card-footer .btn {
    width: 100%;
}

/* Dashboard Panel Styling */
.dashboard-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 20px;
    margin-bottom: 40px;
}

.welcome-block h2 {
    font-size: 1.8rem;
    font-weight: 800;
    margin-bottom: 6px;
}

.welcome-block p {
    color: var(--text-secondary);
}

.server-status {
    display: flex;
    align-items: center;
    gap: 10px;
    background: rgba(16, 185, 129, 0.1);
    color: var(--status-indicator);
    padding: 8px 16px;
    border-radius: 20px;
    font-size: 0.9rem;
    font-weight: 600;
    border: 1px solid rgba(16, 185, 129, 0.2);
}

.status-indicator {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background-color: var(--status-indicator);
    box-shadow: 0 0 10px var(--status-indicator);
}

/* Dashboard Grid Layout */
.dashboard-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.col-span-2 {
    grid-column: span 2;
}

.col-span-3 {
    grid-column: span 3;
}

.dash-card {
    padding: 24px;
}

.card-header-icon {
    display: flex;
    align-items: center;
    gap: 12px;
    color: var(--accent-primary);
    margin-bottom: 20px;
    border-bottom: 1px solid var(--card-border);
    padding-bottom: 12px;
}

.card-header-icon h3 {
    color: var(--text-primary);
    font-size: 1.15rem;
    font-weight: 700;
}

/* Quick Action Links */
.links-container {
    display: flex;
    flex-direction: column;
    gap: 14px;
}

.action-link-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px;
    background: rgba(0,0,0,0.02);
    border: 1px solid var(--card-border);
    border-radius: 12px;
    text-decoration: none;
    transition: all 0.3s var(--transition-ease);
}

.dark-theme .action-link-item {
    background: rgba(255,255,255,0.02);
}

.action-link-item:hover {
    background: rgba(0,0,0,0.05);
    transform: translateY(-2px);
}

.dark-theme .action-link-item:hover {
    background: rgba(255,255,255,0.05);
}

.link-info {
    display: flex;
    align-items: center;
    gap: 16px;
}

.link-icon {
    width: 42px;
    height: 42px;
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.fb-icon-bg { background: rgba(59, 130, 246, 0.15); color: #3b82f6; }
.api-icon-bg { background: rgba(139, 92, 246, 0.15); color: #8b5cf6; }
.app-icon-bg { background: rgba(234, 179, 8, 0.15); color: #eab308; }

.link-info h4 {
    font-size: 0.95rem;
    font-weight: 700;
    color: var(--text-primary);
}

.link-info p {
    font-size: 0.8rem;
    color: var(--text-secondary);
    margin-top: 2px;
}

.chevron-arrow {
    color: var(--text-muted);
    transition: transform 0.3s ease;
}

html[dir="rtl"] .chevron-arrow {
    transform: scaleX(-1);
}

.action-link-item:hover .chevron-arrow {
    transform: translateX(4px);
    color: var(--accent-primary);
}

html[dir="rtl"] .action-link-item:hover .chevron-arrow {
    transform: scaleX(-1) translateX(4px);
}

/* Downloads Center list */
.downloads-list {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.download-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
}

.download-info {
    display: flex;
    flex-direction: column;
}

.download-info .d-title {
    font-size: 0.9rem;
    font-weight: 600;
}

.download-info .d-meta {
    font-size: 0.75rem;
    color: var(--text-muted);
}

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

.stat-box {
    display: flex;
    flex-direction: column;
    gap: 8px;
    background: rgba(0,0,0,0.02);
    border: 1px solid var(--card-border);
    border-radius: 12px;
    padding: 20px;
}

.dark-theme .stat-box {
    background: rgba(255,255,255,0.02);
}

.stat-label {
    font-size: 0.85rem;
    color: var(--text-secondary);
}

.stat-value {
    font-size: 1.8rem;
    font-weight: 800;
    color: var(--accent-primary);
}

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

.progress-bar {
    width: 100%;
    height: 6px;
    background-color: var(--progress-track);
    border-radius: 3px;
    overflow: hidden;
}

.progress {
    height: 100%;
    background-color: var(--accent-primary);
    border-radius: 3px;
}

/* Footer Styling */
.app-footer {
    border-top: 1px solid var(--card-border);
    background: var(--card-bg);
    padding: 24px 0;
    margin-top: 60px;
}

.footer-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 14px;
}

.copyright {
    font-size: 0.85rem;
    color: var(--text-muted);
}

.footer-links {
    display: flex;
    gap: 20px;
}

.footer-links a {
    font-size: 0.85rem;
    color: var(--text-secondary);
    text-decoration: none;
    transition: color 0.2s ease;
}

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

/* Hover Scaling effects on Cards */
.hover-trigger {
    transition: transform 0.4s var(--transition-ease), box-shadow 0.4s var(--transition-ease);
}

.hover-trigger:hover {
    transform: translateY(-5px);
    box-shadow: 0 16px 40px rgba(0,0,0,0.08);
}

.dark-theme .hover-trigger:hover {
    box-shadow: 0 16px 40px rgba(0, 0, 0, 0.4);
}

/* Responsive Breakpoints */
@media (max-width: 1024px) {
    .dashboard-grid {
        grid-template-columns: 1fr 1fr;
    }
    .col-span-3 {
        grid-column: span 2;
    }
}

@media (max-width: 768px) {
    .hero-section {
        grid-template-columns: 1fr;
        text-align: center;
    }
    .hero-content {
        align-items: center;
    }
    .hero-actions {
        justify-content: center;
        flex-direction: column;
    }
    .hero-visual {
        height: 250px;
        order: -1;
    }
    .dashboard-header {
        flex-direction: column;
        align-items: flex-start;
    }
    .dashboard-grid {
        grid-template-columns: 1fr;
    }
    .col-span-2, .col-span-3 {
        grid-column: span 1;
    }
    .footer-container {
        flex-direction: column;
        text-align: center;
    }
}