/* ============================================
   ALI CODE FACTORY - PROFESSIONAL PORTFOLIO
   Complete CSS File - Modern Dark Theme
   Version: 1.0
   ============================================ */

/* ============================================
   1. RESET & VARIABLES
   ============================================ */

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

:root {
    /* Primary Colors */
    --primary: #3B82F6;
    --primary-dark: #2563EB;
    --primary-light: #60A5FA;
    --primary-glow: rgba(59,130,246,0.3);
    
    /* Secondary Colors */
    --secondary: #8B5CF6;
    --secondary-dark: #7C3AED;
    --secondary-light: #A78BFA;
    
    /* Accent Colors */
    --accent: #FBBF24;
    --accent-dark: #F59E0B;
    --accent-glow: rgba(251,191,36,0.3);
    
    /* Status Colors */
    --success: #10B981;
    --danger: #EF4444;
    --warning: #F97316;
    --info: #06B6D4;
    
    /* Background Colors */
    --bg-dark: #0F172A;
    --bg-darker: #020617;
    --bg-card: #1E293B;
    --bg-card-hover: #334155;
    --bg-glass: rgba(30,41,59,0.7);
    
    /* Text Colors */
    --text-primary: #F8FAFC;
    --text-secondary: #94A3B8;
    --text-muted: #64748B;
    
    /* Border Colors */
    --border: rgba(59,130,246,0.2);
    --border-light: rgba(255,255,255,0.05);
    
    /* Gradients */
    --gradient-primary: linear-gradient(135deg, var(--primary), var(--secondary));
    --gradient-primary-reverse: linear-gradient(135deg, var(--secondary), var(--primary));
    --gradient-accent: linear-gradient(135deg, var(--accent), var(--accent-dark));
    --gradient-dark: linear-gradient(135deg, var(--bg-dark), var(--bg-darker));
    
    /* Shadows */
    --shadow-sm: 0 4px 6px -1px rgba(0,0,0,0.1);
    --shadow-md: 0 10px 15px -3px rgba(0,0,0,0.1);
    --shadow-lg: 0 20px 25px -5px rgba(0,0,0,0.1);
    --shadow-xl: 0 25px 50px -12px rgba(0,0,0,0.25);
    --shadow-glow: 0 0 20px var(--primary-glow);
    --shadow-glow-accent: 0 0 20px var(--accent-glow);
    
    /* Border Radius */
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 20px;
    --radius-2xl: 24px;
    --radius-full: 9999px;
    
    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;
    
    /* Spacing */
    --spacing-xs: 4px;
    --spacing-sm: 8px;
    --spacing-md: 16px;
    --spacing-lg: 24px;
    --spacing-xl: 32px;
    --spacing-2xl: 48px;
    --spacing-3xl: 64px;
}

/* ============================================
   2. BASE STYLES
   ============================================ */

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', sans-serif;
    background: var(--bg-dark);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
}

.container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 24px;
}

section {
    padding: 80px 0;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 16px;
}

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

.section-title {
    font-size: 2.5rem;
    text-align: center;
    margin-bottom: 16px;
}

.section-subtitle {
    text-align: center;
    color: var(--text-secondary);
    margin-bottom: 48px;
    font-size: 1.1rem;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

/* Scrollbar */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

::-webkit-scrollbar-track {
    background: var(--bg-card);
    border-radius: var(--radius-full);
}

::-webkit-scrollbar-thumb {
    background: var(--primary);
    border-radius: var(--radius-full);
}

::-webkit-scrollbar-thumb:hover {
    background: var(--primary-light);
}

/* Selection */
::selection {
    background: var(--primary);
    color: white;
}

/* ============================================
   3. BUTTONS
   ============================================ */

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 12px 28px;
    border-radius: var(--radius-full);
    font-weight: 600;
    font-size: 1rem;
    cursor: pointer;
    transition: all var(--transition-normal);
    border: none;
    text-decoration: none;
    position: relative;
    overflow: hidden;
}

.btn::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background: rgba(255,255,255,0.2);
    transform: translate(-50%, -50%);
    transition: width 0.6s, height 0.6s;
}

.btn:hover::before {
    width: 300px;
    height: 300px;
}

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

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 25px var(--primary-glow);
}

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

.btn-outline:hover {
    background: rgba(59,130,246,0.1);
    transform: translateY(-3px);
}

.btn-block {
    width: 100%;
}

/* ============================================
   4. NAVIGATION
   ============================================ */

.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(15,23,42,0.95);
    backdrop-filter: blur(15px);
    z-index: 1000;
    border-bottom: 1px solid var(--border);
    padding: 16px 0;
    transition: all var(--transition-normal);
}

.navbar .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: var(--spacing-md);
}

.logo h2 {
    font-size: 1.5rem;
    margin-bottom: 0;
}

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

.nav-links {
    display: flex;
    gap: 32px;
    list-style: none;
}

.nav-link {
    color: var(--text-secondary);
    text-decoration: none;
    font-weight: 500;
    transition: all var(--transition-fast);
    position: relative;
}

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

.nav-link.active {
    color: var(--primary);
}

.nav-link.active::after {
    content: '';
    position: absolute;
    bottom: -8px;
    left: 50%;
    transform: translateX(-50%);
    width: 4px;
    height: 4px;
    background: var(--primary);
    border-radius: 50%;
}

.nav-toggle {
    display: none;
    font-size: 1.5rem;
    cursor: pointer;
    color: var(--text-primary);
}

/* ============================================
   5. HERO SECTION
   ============================================ */

.hero {
    padding-top: 120px;
    min-height: 100vh;
    display: flex;
    align-items: center;
}

.hero .container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-2xl);
    align-items: center;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
    background: rgba(59,130,246,0.1);
    border: 1px solid var(--border);
    border-radius: var(--radius-full);
    padding: 6px 16px;
    margin-bottom: var(--spacing-lg);
    font-size: 0.85rem;
    color: var(--primary-light);
}

.hero-badge i {
    font-size: 0.75rem;
}

.hero-title {
    font-size: 3.5rem;
    line-height: 1.2;
    margin-bottom: var(--spacing-lg);
}

.hero-subtitle {
    color: var(--text-secondary);
    font-size: 1.1rem;
    margin-bottom: var(--spacing-xl);
    max-width: 500px;
}

.hero-buttons {
    display: flex;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-xl);
}

.hero-tags {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-sm);
}

.hero-tags span {
    background: rgba(255,255,255,0.05);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-full);
    padding: 6px 14px;
    font-size: 0.85rem;
    color: var(--text-secondary);
}

.hero-image {
    position: relative;
}

.image-placeholder {
    background: var(--bg-card);
    border-radius: var(--radius-xl);
    aspect-ratio: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-md);
    border: 1px solid var(--border);
    transition: all var(--transition-normal);
}

.image-placeholder i {
    font-size: 4rem;
    color: var(--text-muted);
}

.image-placeholder span {
    color: var(--text-muted);
    font-size: 0.9rem;
}

/* ============================================
   6. HOW IT WORKS SECTION
   ============================================ */

.how-it-works {
    background: var(--bg-darker);
}

.steps-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--spacing-lg);
}

.step-card {
    background: var(--bg-card);
    border-radius: var(--radius-xl);
    padding: var(--spacing-xl);
    text-align: center;
    transition: all var(--transition-normal);
    border: 1px solid var(--border-light);
    position: relative;
}

.step-card:hover {
    transform: translateY(-5px);
    border-color: var(--primary);
    box-shadow: var(--shadow-glow);
}

.step-number {
    position: absolute;
    top: -15px;
    left: 20px;
    background: var(--gradient-primary);
    width: 40px;
    height: 40px;
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 800;
    font-size: 1.2rem;
    color: white;
}

.step-icon {
    font-size: 2.5rem;
    color: var(--primary);
    margin-bottom: var(--spacing-md);
}

.step-card h3 {
    font-size: 1.3rem;
    margin-bottom: var(--spacing-sm);
}

.step-card p {
    color: var(--text-secondary);
    line-height: 1.5;
}

/* ============================================
   7. SERVICES SECTION
   ============================================ */

.services-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-lg);
}

.service-card {
    background: var(--bg-card);
    border-radius: var(--radius-xl);
    padding: var(--spacing-xl);
    transition: all var(--transition-normal);
    border: 1px solid var(--border-light);
}

.service-card:hover {
    transform: translateY(-5px);
    border-color: var(--primary);
    box-shadow: var(--shadow-glow);
}

.service-icon {
    width: 60px;
    height: 60px;
    background: rgba(59,130,246,0.1);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--spacing-md);
}

.service-icon i {
    font-size: 2rem;
    color: var(--primary);
}

.service-card h3 {
    font-size: 1.3rem;
    margin-bottom: var(--spacing-sm);
}

.service-card p {
    color: var(--text-secondary);
    margin-bottom: var(--spacing-md);
    line-height: 1.5;
}

.service-tags {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-sm);
}

.service-tags span {
    background: rgba(255,255,255,0.05);
    border-radius: var(--radius-full);
    padding: 4px 12px;
    font-size: 0.75rem;
    color: var(--text-secondary);
}

/* ============================================
   8. ANY IDEA SECTION
   ============================================ */

.any-idea-card {
    background: var(--bg-card);
    border-radius: var(--radius-2xl);
    padding: var(--spacing-2xl);
    text-align: center;
    border: 1px solid var(--border);
    position: relative;
    overflow: hidden;
}

.any-idea-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--gradient-primary);
}

.any-idea-icon {
    font-size: 3rem;
    color: var(--accent);
    margin-bottom: var(--spacing-lg);
}

.any-idea-card h2 {
    font-size: 2rem;
    margin-bottom: var(--spacing-md);
}

.any-idea-card p {
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto var(--spacing-lg);
}

.any-idea-examples {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-xl);
}

.any-idea-examples span {
    background: rgba(255,255,255,0.05);
    border-radius: var(--radius-full);
    padding: 6px 14px;
    font-size: 0.85rem;
    color: var(--text-secondary);
}

/* ============================================
   9. PROJECTS SECTION
   ============================================ */

.projects-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-lg);
}

.project-card {
    background: var(--bg-card);
    border-radius: var(--radius-xl);
    overflow: hidden;
    transition: all var(--transition-normal);
    border: 1px solid var(--border-light);
}

.project-card:hover {
    transform: translateY(-5px);
    border-color: var(--primary);
    box-shadow: var(--shadow-glow);
}

.project-image {
    position: relative;
    aspect-ratio: 16/9;
    background: var(--bg-darker);
}

.image-placeholder-sm {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--bg-card), var(--bg-darker));
}

.image-placeholder-sm i {
    font-size: 3rem;
    color: var(--text-muted);
}

.project-stats {
    position: absolute;
    top: var(--spacing-md);
    right: var(--spacing-md);
    background: rgba(0,0,0,0.7);
    backdrop-filter: blur(5px);
    border-radius: var(--radius-full);
    padding: 4px 12px;
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--accent);
}

.project-content {
    padding: var(--spacing-lg);
}

.project-content h3 {
    font-size: 1.2rem;
    margin-bottom: var(--spacing-sm);
}

.project-content p {
    color: var(--text-secondary);
    font-size: 0.9rem;
    margin-bottom: var(--spacing-md);
}

.project-tech {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-md);
}

.project-tech span {
    background: rgba(59,130,246,0.1);
    border-radius: var(--radius-full);
    padding: 4px 10px;
    font-size: 0.7rem;
    color: var(--primary-light);
}

.project-link {
    color: var(--primary);
    text-decoration: none;
    font-weight: 600;
    font-size: 0.9rem;
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    transition: all var(--transition-fast);
}

.project-link:hover {
    gap: var(--spacing-sm);
    color: var(--primary-light);
}

/* ============================================
   10. ACHIEVEMENTS SECTION
   ============================================ */

.achievements {
    background: var(--gradient-dark);
}

.achievements-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--spacing-lg);
    text-align: center;
}

.achievement-card {
    background: var(--bg-card);
    border-radius: var(--radius-xl);
    padding: var(--spacing-xl);
    border: 1px solid var(--border-light);
    transition: all var(--transition-normal);
}

.achievement-card:hover {
    transform: translateY(-5px);
    border-color: var(--primary);
}

.achievement-icon {
    font-size: 2.5rem;
    color: var(--primary);
    margin-bottom: var(--spacing-md);
}

.achievement-number {
    font-size: 3rem;
    font-weight: 800;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    line-height: 1;
    margin-bottom: var(--spacing-sm);
}

.achievement-label {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

/* ============================================
   11. TESTIMONIALS SECTION
   ============================================ */

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-lg);
}

.testimonial-card {
    background: var(--bg-card);
    border-radius: var(--radius-xl);
    padding: var(--spacing-xl);
    border: 1px solid var(--border-light);
    transition: all var(--transition-normal);
}

.testimonial-card:hover {
    transform: translateY(-5px);
    border-color: var(--primary);
}

.testimonial-rating {
    margin-bottom: var(--spacing-md);
    color: var(--accent);
}

.testimonial-rating i {
    margin-right: 2px;
}

.testimonial-rating span {
    color: var(--text-secondary);
    font-size: 0.85rem;
    margin-left: var(--spacing-xs);
}

.testimonial-text {
    color: var(--text-secondary);
    font-style: italic;
    margin-bottom: var(--spacing-lg);
    line-height: 1.6;
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.author-avatar-placeholder i {
    font-size: 3rem;
    color: var(--primary);
}

.author-info h4 {
    font-size: 1rem;
    margin-bottom: 2px;
}

.author-info p {
    font-size: 0.8rem;
    color: var(--text-muted);
}

.average-rating {
    text-align: center;
    margin-top: var(--spacing-xl);
    padding: var(--spacing-lg);
    background: var(--bg-card);
    border-radius: var(--radius-xl);
    border: 1px solid var(--border);
}

.average-stars {
    color: var(--accent);
    margin-bottom: var(--spacing-sm);
}

.average-stars i {
    font-size: 1.2rem;
    margin: 0 2px;
}

.average-text {
    color: var(--text-secondary);
}

/* ============================================
   12. FOR BEGINNERS SECTION
   ============================================ */

.beginners-card {
    background: var(--bg-card);
    border-radius: var(--radius-2xl);
    padding: var(--spacing-2xl);
    text-align: center;
    border: 1px solid var(--border);
    position: relative;
    overflow: hidden;
}

.beginners-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--gradient-accent);
}

.beginners-icon {
    font-size: 3rem;
    color: var(--accent);
    margin-bottom: var(--spacing-lg);
}

.beginners-card h2 {
    font-size: 2rem;
    margin-bottom: var(--spacing-md);
}

.beginners-card p {
    color: var(--text-secondary);
    max-width: 700px;
    margin: 0 auto var(--spacing-lg);
}

.beginners-features {
    display: flex;
    justify-content: center;
    gap: var(--spacing-xl);
    flex-wrap: wrap;
}

.feature {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    background: rgba(255,255,255,0.05);
    border-radius: var(--radius-full);
    padding: 8px 20px;
}

.feature i {
    color: var(--accent);
    font-size: 1.1rem;
}

.feature span {
    font-size: 0.9rem;
    font-weight: 500;
}

/* ============================================
   13. CONTACT SECTION
   ============================================ */

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: var(--spacing-xl);
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
}

.contact-card {
    background: var(--bg-card);
    border-radius: var(--radius-xl);
    padding: var(--spacing-xl);
    border: 1px solid var(--border-light);
}

.contact-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding: var(--spacing-md) 0;
    border-bottom: 1px solid var(--border-light);
}

.contact-item:last-child {
    border-bottom: none;
    padding-bottom: 0;
}

.contact-item i {
    font-size: 1.5rem;
    color: var(--primary);
    width: 40px;
}

.contact-item h4 {
    font-size: 0.9rem;
    margin-bottom: 2px;
    color: var(--text-secondary);
}

.contact-item a {
    color: var(--text-primary);
    text-decoration: none;
    transition: all var(--transition-fast);
}

.contact-item a:hover {
    color: var(--primary);
}

.contact-note {
    background: rgba(59,130,246,0.1);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: var(--spacing-md);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    color: var(--text-secondary);
    font-size: 0.85rem;
}

.contact-form {
    background: var(--bg-card);
    border-radius: var(--radius-xl);
    padding: var(--spacing-xl);
    border: 1px solid var(--border-light);
}

.form-input,
.form-textarea {
    width: 100%;
    padding: 14px 18px;
    background: rgba(0,0,0,0.3);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    font-family: inherit;
    font-size: 1rem;
    transition: all var(--transition-fast);
    margin-bottom: var(--spacing-md);
}

.form-input:focus,
.form-textarea:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px var(--primary-glow);
}

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

.form-note {
    text-align: center;
    color: var(--text-muted);
    font-size: 0.8rem;
    margin-top: var(--spacing-md);
}

/* ============================================
   14. FOOTER
   ============================================ */

.footer {
    background: var(--bg-darker);
    border-top: 1px solid var(--border-light);
    padding: var(--spacing-2xl) 0 var(--spacing-lg);
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-xl);
}

.footer-logo h3 {
    font-size: 1.5rem;
    margin-bottom: var(--spacing-sm);
}

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

.footer-logo p {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.footer-links h4,
.footer-social h4 {
    font-size: 1rem;
    margin-bottom: var(--spacing-md);
    color: var(--text-primary);
}

.footer-links ul {
    list-style: none;
}

.footer-links li {
    margin-bottom: var(--spacing-sm);
}

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

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

.social-links {
    display: flex;
    gap: var(--spacing-md);
}

.social-links a {
    width: 40px;
    height: 40px;
    background: rgba(255,255,255,0.05);
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-secondary);
    text-decoration: none;
    transition: all var(--transition-fast);
}

.social-links a:hover {
    background: var(--primary);
    color: white;
    transform: translateY(-3px);
}

.footer-bottom {
    text-align: center;
    padding-top: var(--spacing-lg);
    border-top: 1px solid var(--border-light);
    color: var(--text-muted);
    font-size: 0.85rem;
}

/* ============================================
   15. MODAL
   ============================================ */

.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0,0,0,0.9);
    backdrop-filter: blur(10px);
    z-index: 2000;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-lg);
}

.modal.show {
    display: flex;
    animation: fadeIn 0.3s ease;
}

.modal-content {
    background: var(--bg-card);
    border-radius: var(--radius-2xl);
    max-width: 800px;
    width: 100%;
    max-height: 90vh;
    overflow-y: auto;
    border: 1px solid var(--border);
    animation: slideUp 0.3s ease;
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-lg);
    border-bottom: 1px solid var(--border-light);
}

.modal-header h2 {
    margin-bottom: 0;
}

.modal-close {
    background: none;
    border: none;
    font-size: 2rem;
    cursor: pointer;
    color: var(--text-secondary);
    transition: all var(--transition-fast);
}

.modal-close:hover {
    color: var(--danger);
}

.modal-body {
    padding: var(--spacing-lg);
}

.modal-video-placeholder {
    background: var(--bg-darker);
    border-radius: var(--radius-lg);
    aspect-ratio: 16/9;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
}

.modal-video-placeholder i {
    font-size: 4rem;
    color: var(--primary);
}

.modal-video-placeholder span {
    color: var(--text-secondary);
}

.modal-description {
    color: var(--text-secondary);
    margin-bottom: var(--spacing-lg);
    line-height: 1.6;
}

.modal-features {
    margin-bottom: var(--spacing-lg);
}

.modal-features h4 {
    font-size: 1.1rem;
    margin-bottom: var(--spacing-md);
    color: var(--primary);
}

.modal-features ul {
    list-style: none;
}

.modal-features li {
    padding: var(--spacing-sm) 0;
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    color: var(--text-secondary);
}

.modal-features li i {
    color: var(--success);
    font-size: 0.9rem;
}

.modal-screenshots h4 {
    font-size: 1.1rem;
    margin-bottom: var(--spacing-md);
    color: var(--primary);
}

.screenshots-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-md);
}

.screenshot-placeholder {
    background: var(--bg-darker);
    border-radius: var(--radius-md);
    aspect-ratio: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 1px solid var(--border-light);
}

.screenshot-placeholder::after {
    content: '📸';
    font-size: 2rem;
    opacity: 0.3;
}

/* ============================================
   16. ANIMATIONS
   ============================================ */

@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Animated numbers */
.counter-animate {
    animation: countUp 2s ease-out;
}

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

/* ============================================
   17. RESPONSIVE DESIGN
   ============================================ */

@media (max-width: 1024px) {
    .hero-title {
        font-size: 3rem;
    }
    
    .services-grid,
    .projects-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .steps-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .testimonials-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    section {
        padding: 60px 0;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    .hero .container {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .hero-title {
        font-size: 2.5rem;
    }
    
    .hero-subtitle {
        margin-left: auto;
        margin-right: auto;
    }
    
    .hero-buttons {
        justify-content: center;
    }
    
    .hero-tags {
        justify-content: center;
    }
    
    .services-grid,
    .projects-grid,
    .steps-grid,
    .testimonials-grid,
    .achievements-grid {
        grid-template-columns: 1fr;
    }
    
    .contact-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .social-links {
        justify-content: center;
    }
    
    .nav-links {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: var(--bg-dark);
        flex-direction: column;
        padding: var(--spacing-lg);
        gap: var(--spacing-md);
        border-bottom: 1px solid var(--border);
    }
    
    .nav-links.show {
        display: flex;
    }
    
    .nav-toggle {
        display: block;
    }
    
    .beginners-features {
        flex-direction: column;
        align-items: center;
    }
    
    .feature {
        width: 100%;
        justify-content: center;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 16px;
    }
    
    .hero-title {
        font-size: 2rem;
    }
    
    .hero-buttons {
        flex-direction: column;
    }
    
    .btn {
        width: 100%;
    }
    
    .step-number {
        width: 35px;
        height: 35px;
        font-size: 1rem;
    }
    
    .screenshots-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

/* ============================================
   18. UTILITIES
   ============================================ */

.text-center {
    text-align: center;
}

.mt-1 { margin-top: var(--spacing-sm); }
.mt-2 { margin-top: var(--spacing-md); }
.mt-3 { margin-top: var(--spacing-lg); }
.mt-4 { margin-top: var(--spacing-xl); }

.mb-1 { margin-bottom: var(--spacing-sm); }
.mb-2 { margin-bottom: var(--spacing-md); }
.mb-3 { margin-bottom: var(--spacing-lg); }
.mb-4 { margin-bottom: var(--spacing-xl); }

.hidden {
    display: none;
}

/* ============================================
   END OF CSS FILE
   ============================================ */