:root {
    --primary: #00a651;
    --primary-dark: #006837;
    --primary-light: #22c55e;
    --secondary: #3399ff;
    --accent: #fbbf24;
    --danger: #ef4444;
    --success: #22c55e;
    --warning: #f59e0b;
    --background: #000000;
    --background-secondary: #111111;
    --background-tertiary: #1a1a1a;
    --card-background: rgba(26, 26, 26, 0.9);
    --text: #ffffff;
    --text-muted: #cccccc;
    --text-secondary: #999999;
    --border: #333333;
    --border-light: #404040;
    --glass-bg: rgba(26, 26, 26, 0.9);
    --glass-border: rgba(255, 255, 255, 0.1);
    --glass-backdrop: blur(20px);
    --shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
    --shadow-lg: 0 10px 30px rgba(0, 0, 0, 0.4);
    --shadow-xl: 0 20px 50px rgba(0, 0, 0, 0.5);
    --shadow-primary: 0 8px 25px rgba(0, 166, 81, 0.3);
    --border-radius: 12px;
    --border-radius-lg: 16px;
    --border-radius-xl: 24px;
    --transition: 0.3s ease;
    --transition-slow: 0.5s ease;
    --primary-gradient: linear-gradient(135deg, var(--primary), var(--primary-light));
    --secondary-gradient: linear-gradient(135deg, var(--secondary), #60a5fa);
    --accent-gradient: linear-gradient(135deg, var(--accent), #f59e0b);
}

body.light-theme {
    --background: #ffffff;
    --background-secondary: #f8fafc;
    --background-tertiary: #f1f5f9;
    --card-background: rgba(255, 255, 255, 0.9);
    --text: #1f2937;
    --text-muted: #6b7280;
    --text-secondary: #9ca3af;
    --border: #e5e7eb;
    --border-light: #d1d5db;
    --glass-bg: rgba(255, 255, 255, 0.9);
    --glass-border: rgba(0, 0, 0, 0.1);
    --shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 30px rgba(0, 0, 0, 0.15);
    --shadow-xl: 0 20px 50px rgba(0, 0, 0, 0.2);
}

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

html {
    scroll-behavior: smooth;
}

body {
    background: linear-gradient(135deg, var(--background) 0%, var(--background-secondary) 50%, var(--background) 100%);
    color: var(--text);
    line-height: 1.6;
    direction: rtl;
    overflow-x: hidden;
    transition: var(--transition);
}

body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle at 20% 20%, rgba(0, 166, 81, 0.1) 0%, transparent 50%), radial-gradient(circle at 80% 80%, rgba(51, 153, 255, 0.1) 0%, transparent 50%), radial-gradient(circle at 40% 60%, rgba(255, 215, 0, 0.05) 0%, transparent 50%);
    z-index: -1;
    pointer-events: none;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1rem;
}

.main-header {
    position: fixed;
    top: 0;
    width: 100%;
    background: var(--glass-bg);
    backdrop-filter: var(--glass-backdrop);
    border-bottom: 1px solid var(--glass-border);
    z-index: 1000;
    transition: var(--transition);
}

.header-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1rem;
    max-width: 1200px;
    margin: 0 auto;
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 1.1rem;
    font-weight: 800;
    color: var(--text);
    text-decoration: none;
    transition: var(--transition);
}

.logo:hover {
    transform: scale(1.05);
}

.logo i {
    color: var(--primary);
    font-size: 1.8rem;
}

.nav-links {
    display: flex;
    gap: 1.5rem;
}

.nav-link {
    color: var(--text-muted);
    text-decoration: none;
    font-weight: 600;
    padding: 0.5rem 1rem;
    border-radius: var(--border-radius);
    transition: var(--transition);
}

.nav-link:hover {
    color: var(--primary);
    background: rgba(0, 166, 81, 0.1);
}

.header-actions {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.theme-toggle {
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid var(--border-light);
    color: var(--text);
    width: 45px;
    height: 45px;
    border-radius: 50%;
    cursor: pointer;
    transition: var(--transition);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.1rem;
}

.theme-toggle:hover {
    background: var(--primary);
    color: white;
    transform: scale(1.1);
}

.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    gap: 4px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
}

.hamburger-line {
    width: 25px;
    height: 3px;
    background: var(--text);
    transition: var(--transition);
    border-radius: 2px;
}

.mobile-menu {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100vh;
    z-index: 2000;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
}

.mobile-menu.show {
    opacity: 1;
    visibility: visible;
}

.mobile-menu-backdrop {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(10px);
}

.mobile-menu-content {
    position: absolute;
    top: 0;
    right: -300px;
    width: 300px;
    height: 100%;
    background: var(--card-background);
    backdrop-filter: var(--glass-backdrop);
    border-left: 1px solid var(--glass-border);
    transition: var(--transition);
    display: flex;
    flex-direction: column;
}

.mobile-menu.show .mobile-menu-content {
    right: 0;
}

.mobile-menu-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1.5rem;
    border-bottom: 1px solid var(--border);
}

.mobile-logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-weight: 700;
    color: var(--text);
}

.mobile-logo i {
    color: var(--primary);
}

.mobile-menu-close {
    background: none;
    border: none;
    color: var(--text);
    font-size: 1.2rem;
    cursor: pointer;
    padding: 0.5rem;
    border-radius: var(--border-radius);
    transition: var(--transition);
}

.mobile-menu-close:hover {
    background: var(--background-tertiary);
}

.mobile-nav {
    padding: 1rem;
    flex: 1;
}

.mobile-nav-link {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1rem;
    color: var(--text);
    text-decoration: none;
    border-radius: var(--border-radius);
    margin-bottom: 0.5rem;
    transition: var(--transition);
}

.mobile-nav-link:hover {
    background: var(--background-tertiary);
    color: var(--primary);
}

.mobile-nav-link i {
    width: 20px;
    color: var(--primary);
}

.main-content {
    padding-top: 80px;
}

.hero-section {
    min-height: 70vh;
    display: flex;
    align-items: center;
    position: relative;
    overflow: hidden;
    padding: 4rem 0;
}

.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
}

.shape {
    position: absolute;
    border-radius: 50%;
    background: rgba(0, 166, 81, 0.1);
    animation: float 6s ease-in-out infinite;
}

.shape-1 {
    width: 200px;
    height: 200px;
    top: 20%;
    right: 10%;
}

.shape-2 {
    width: 150px;
    height: 150px;
    bottom: 30%;
    left: 15%;
    animation-delay: 2s;
}

.shape-3 {
    width: 100px;
    height: 100px;
    top: 50%;
    left: 50%;
    animation-delay: 4s;
}

@keyframes float {
    0%, 100% { transform: translateY(0px) rotate(0deg); }
    50% { transform: translateY(-20px) rotate(180deg); }
}

.hero-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    position: relative;
    z-index: 1;
}

.hero-text {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 2rem;
    max-width: 800px;
}

.hero-title {
    font-size: 3rem;
    font-weight: 800;
    line-height: 1.2;
    color: var(--text);
}

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

.hero-description {
    font-size: 1.1rem;
    color: var(--text-muted);
    line-height: 1.8;
}

.hero-actions {
    display: flex;
    gap: 1.5rem;
    flex-wrap: wrap;
    justify-content: center;
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 1rem 2rem;
    border: none;
    border-radius: var(--border-radius-lg);
    font-weight: 600;
    text-decoration: none;
    cursor: pointer;
    transition: var(--transition);
    font-size: 1rem;
    box-shadow: var(--shadow);
}

.btn-primary {
    background: var(--primary-gradient);
    color: white;
}

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

.btn-outline {
    background: transparent;
    color: var(--primary);
    border: 2px solid var(--primary);
}

.btn-outline:hover {
    background: var(--primary);
    color: white;
    transform: translateY(-2px);
}

.btn-sm {
    padding: 0.5rem 1rem;
    font-size: 0.875rem;
}

.section {
    padding: 5rem 0;
}

.section-header {
    text-align: center;
    margin-bottom: 4rem;
}

.section-title {
    font-size: 2.5rem;
    font-weight: 800;
    margin-bottom: 1rem;
    color: var(--text);
    position: relative;
    display: inline-block;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 4px;
    background: var(--primary-gradient);
    border-radius: 2px;
}

.section-description {
    font-size: 1.1rem;
    color: var(--text-muted);
    max-width: 600px;
    margin: 0 auto;
    line-height: 1.8;
}

.download-section {
    background: rgba(0, 166, 81, 0.03);
}

.download-card {
    background: var(--card-background);
    backdrop-filter: var(--glass-backdrop);
    border: 2px solid var(--primary);
    border-radius: var(--border-radius-xl);
    padding: 3rem;
    display: flex;
    gap: 2rem;
    align-items: center;
    box-shadow: var(--shadow-xl);
    margin-bottom: 3rem;
}

.download-icon {
    width: 120px;
    height: 120px;
    background: var(--primary-gradient);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 3rem;
    flex-shrink: 0;
    box-shadow: var(--shadow-lg);
}

.download-content {
    flex: 1;
}

.download-content h3 {
    font-size: 2rem;
    font-weight: 800;
    color: var(--text);
    margin-bottom: 1rem;
}

.download-content > p {
    color: var(--text-muted);
    font-size: 1.1rem;
    margin-bottom: 1.5rem;
}

.download-details {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    margin-bottom: 2rem;
}

.detail-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    color: var(--text-muted);
}

.detail-item i {
    color: var(--success);
    font-size: 1.2rem;
}

.btn-download {
    font-size: 1.1rem;
    padding: 1.25rem 2.5rem;
}

.files-included {
    background: var(--card-background);
    border: 1px solid var(--border);
    border-radius: var(--border-radius-lg);
    padding: 2rem;
}

.files-included h3 {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary);
    margin-bottom: 1.5rem;
}

.files-list {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1rem;
}

.file-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 1rem;
    background: rgba(0, 166, 81, 0.05);
    border: 1px solid rgba(0, 166, 81, 0.2);
    border-radius: var(--border-radius);
    color: var(--text);
    font-weight: 600;
}

.file-item i {
    color: var(--primary);
    font-size: 1.2rem;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.feature-card {
    background: var(--card-background);
    backdrop-filter: var(--glass-backdrop);
    border: 1px solid var(--glass-border);
    border-radius: var(--border-radius-lg);
    padding: 2rem;
    text-align: center;
    transition: var(--transition);
    box-shadow: var(--shadow);
}

.feature-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-xl);
    border-color: var(--primary);
}

.feature-card.editable-file {
    border: 2px solid var(--primary);
}

.feature-icon {
    width: 80px;
    height: 80px;
    background: var(--primary-gradient);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
    color: white;
    font-size: 2rem;
    box-shadow: var(--shadow);
}

.feature-card h3 {
    font-size: 1.3rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: var(--text);
}

.feature-card p {
    color: var(--text-muted);
    line-height: 1.6;
    margin-bottom: 1rem;
}

.cache-section {
    background: rgba(239, 68, 68, 0.03);
}

.problem-card, .solution-card {
    background: var(--card-background);
    border: 1px solid var(--border);
    border-radius: var(--border-radius-xl);
    padding: 3rem;
    display: flex;
    gap: 2rem;
}

.problem-card {
    border-left: 5px solid var(--danger);
}

.solution-card {
    border-left: 5px solid var(--success);
}

.problem-icon, .solution-icon {
    width: 100px;
    height: 100px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 3rem;
    flex-shrink: 0;
    box-shadow: var(--shadow-lg);
}

.problem-icon {
    background: linear-gradient(135deg, var(--danger), #dc2626);
}

.solution-icon {
    background: linear-gradient(135deg, var(--success), #16a34a);
}

.problem-content h3, .solution-content h3 {
    font-size: 2rem;
    font-weight: 800;
    margin-bottom: 1rem;
}

.problem-content h3 {
    color: var(--danger);
}

.solution-content h3 {
    color: var(--success);
}

.problem-content p, .solution-content p {
    color: var(--text-muted);
    line-height: 1.8;
    margin-bottom: 1rem;
}

.problem-content ul {
    list-style: none;
    margin: 1rem 0;
}

.problem-content li {
    padding: 0.5rem 0;
    padding-right: 1.5rem;
    position: relative;
    color: var(--text-muted);
}

.problem-content li:before {
    content: '•';
    position: absolute;
    right: 0;
    color: var(--danger);
    font-size: 1.5rem;
}

.warning-box {
    background: rgba(251, 191, 36, 0.1);
    border: 1px solid rgba(251, 191, 36, 0.3);
    border-radius: var(--border-radius);
    padding: 1.5rem;
    margin-top: 1.5rem;
    display: flex;
    gap: 1rem;
    align-items: flex-start;
}

.warning-box i {
    color: var(--warning);
    font-size: 1.5rem;
    flex-shrink: 0;
}

.solution-steps h4, .code-examples h4, .important-notes h4, .example-scenario h4 {
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--primary);
    margin: 2rem 0 1rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.solution-steps ol {
    padding-right: 1.5rem;
    color: var(--text-muted);
}

.solution-steps li {
    margin-bottom: 0.75rem;
    line-height: 1.6;
}

.code-example-item {
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--border);
    border-radius: var(--border-radius-lg);
    padding: 1.5rem;
    margin-bottom: 1.5rem;
}

.code-example-item h5 {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--text);
    margin-bottom: 1rem;
}

.code-block {
    background: var(--background-tertiary);
    border: 1px solid var(--border);
    border-radius: var(--border-radius);
    padding: 1rem;
    margin: 0.5rem 0;
    position: relative;
}

.code-label {
    position: absolute;
    top: -12px;
    right: 1rem;
    background: var(--background-tertiary);
    padding: 0.25rem 0.75rem;
    border-radius: 12px;
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
}

.code-label.before {
    color: var(--danger);
    border: 1px solid var(--danger);
}

.code-label.after {
    color: var(--success);
    border: 1px solid var(--success);
}

.code-block code {
    font-family: 'Courier New', monospace;
    color: var(--text);
    font-size: 0.9rem;
    word-break: break-all;
    display: block;
}

.code-arrow {
    text-align: center;
    margin: 0.5rem 0;
    color: var(--primary);
    font-size: 1.5rem;
}

.important-notes {
    background: rgba(59, 130, 246, 0.05);
    border: 1px solid rgba(59, 130, 246, 0.2);
    border-radius: var(--border-radius-lg);
    padding: 2rem;
    margin-top: 2rem;
}

.note-item {
    display: flex;
    gap: 1rem;
    margin-bottom: 1.5rem;
    align-items: flex-start;
}

.note-item:last-child {
    margin-bottom: 0;
}

.note-item i {
    color: var(--success);
    font-size: 1.2rem;
    flex-shrink: 0;
    margin-top: 0.25rem;
}

.note-item strong {
    color: var(--text);
    display: block;
    margin-bottom: 0.25rem;
}

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

.note-item code {
    background: var(--background-tertiary);
    padding: 0.2rem 0.5rem;
    border-radius: 4px;
    font-family: 'Courier New', monospace;
    font-size: 0.9rem;
}

.example-scenario {
    background: rgba(0, 166, 81, 0.05);
    border: 1px solid rgba(0, 166, 81, 0.2);
    border-radius: var(--border-radius-lg);
    padding: 2rem;
    margin-top: 2rem;
}

.scenario-steps {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.scenario-step {
    display: flex;
    gap: 1rem;
    align-items: flex-start;
    padding: 1rem;
    background: rgba(255, 255, 255, 0.03);
    border-radius: var(--border-radius);
}

.step-number {
    width: 40px;
    height: 40px;
    background: var(--primary-gradient);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-weight: 700;
    flex-shrink: 0;
}

.scenario-step p {
    color: var(--text-muted);
    line-height: 1.6;
    flex: 1;
}

.scenario-step code {
    background: var(--background-tertiary);
    padding: 0.2rem 0.5rem;
    border-radius: 4px;
    font-family: 'Courier New', monospace;
    font-size: 0.9rem;
}

.scenario-step ul {
    list-style: none;
    padding: 0;
    margin-top: 0.5rem;
}

.scenario-step li {
    padding: 0.5rem 0 0.5rem 1.5rem;
    position: relative;
    color: var(--text-muted);
    line-height: 1.6;
}

.scenario-step li:before {
    content: '→';
    position: absolute;
    right: auto;
    left: 0;
    color: var(--primary);
    font-weight: bold;
    font-size: 1.2rem;
}

.tools-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 2rem;
}

.tool-item {
    background: var(--card-background);
    border: 1px solid var(--border);
    border-radius: var(--border-radius-lg);
    padding: 2rem;
    text-align: center;
    transition: var(--transition);
    box-shadow: var(--shadow);
}

.tool-item:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-xl);
    border-color: var(--primary);
}

.tool-icon {
    width: 80px;
    height: 80px;
    background: var(--primary-gradient);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
    color: white;
    font-size: 2rem;
    box-shadow: var(--shadow);
}

.tool-item h3 {
    font-size: 1.2rem;
    font-weight: 700;
    margin-bottom: 0.75rem;
    color: var(--text);
}

.tool-item p {
    color: var(--text-muted);
    margin-bottom: 1.5rem;
}

.main-footer {
    background: var(--background-tertiary);
    border-top: 1px solid var(--border);
    padding: 3rem 0 1rem;
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 2rem;
    margin-bottom: 2rem;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--text);
    margin-bottom: 1rem;
}

.footer-logo i {
    color: var(--primary);
}

.footer-description {
    color: var(--text-muted);
    line-height: 1.7;
}

.footer-title {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--primary);
    margin-bottom: 1rem;
}

.footer-links {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.footer-links a {
    color: var(--text-muted);
    text-decoration: none;
    transition: var(--transition);
}

.footer-links a:hover {
    color: var(--primary);
    transform: translateX(5px);
}

.footer-bottom {
    border-top: 1px solid var(--border);
    padding-top: 1.5rem;
}

.footer-bottom-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    color: var(--text-muted);
}

.footer-brand i {
    color: var(--danger);
}

.floating-buttons {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    z-index: 1000;
}

.float-button {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    border: none;
    cursor: pointer;
    transition: var(--transition);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    box-shadow: var(--shadow-lg);
    background: var(--primary-gradient);
    color: white;
}

.float-button:hover {
    transform: translateY(-5px) scale(1.1);
    box-shadow: var(--shadow-xl);
}

#toastContainer {
    position: fixed;
    bottom: 2rem;
    left: 2rem;
    z-index: 3000;
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.toast {
    background: var(--card-background);
    backdrop-filter: var(--glass-backdrop);
    border: 1px solid var(--glass-border);
    border-radius: var(--border-radius);
    padding: 1rem 1.5rem;
    box-shadow: var(--shadow-xl);
    min-width: 300px;
    transform: translateX(-400px);
    transition: var(--transition);
}

.toast.show {
    transform: translateX(0);
}

.toast.success {
    border-left: 4px solid var(--success);
}

.toast-content {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.toast-icon {
    font-size: 1.2rem;
}

.toast.success .toast-icon {
    color: var(--success);
}

@media (max-width: 768px) {
    .mobile-menu-toggle {
        display: flex;
    }
    .nav-links {
        display: none;
    }
    .main-content {
        padding-top: 70px;
    }
    .hero-title {
        font-size: 2rem;
    }
    .section-title {
        font-size: 2rem;
    }
    .download-card, .problem-card, .solution-card {
        flex-direction: column;
        text-align: center;
        padding: 2rem;
    }
    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
    .footer-bottom-content {
        flex-direction: column;
        gap: 1rem;
    }
}