/* ============================================
   أَثَر للحلول البرمجية - Portfolio CSS
   ============================================ */

/* Variables */
:root {
    --primary: #6366f1;
    --primary-dark: #4f46e5;
    --secondary: #22d3ee;
    --accent: #f59e0b;
    --dark: #0f172a;
    --dark-lighter: #1e293b;
    --light: #f8fafc;
    --light-darker: #e2e8f0;
    --text-dark: #0f172a;
    --text-light: #f8fafc;
    --text-muted: #64748b;
    --glass-bg: rgba(255, 255, 255, 0.1);
    --glass-border: rgba(255, 255, 255, 0.2);
    --shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
    --radius: 16px;
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Dark Theme (Default) */
[data-theme="dark"] {
    --bg: var(--dark);
    --bg-secondary: var(--dark-lighter);
    --text: var(--text-light);
    --text-secondary: var(--text-muted);
}

/* Light Theme */
[data-theme="light"] {
    --bg: var(--light);
    --bg-secondary: var(--light-darker);
    --text: var(--text-dark);
    --text-secondary: var(--text-muted);
    --glass-bg: rgba(0, 0, 0, 0.05);
    --glass-border: rgba(0, 0, 0, 0.1);
}

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

html {
    scroll-behavior: smooth;
    scroll-padding-top: 80px;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: var(--bg);
    color: var(--text);
    line-height: 1.6;
    overflow-x: hidden;
    transition: var(--transition);
}

body[data-theme="dark"] {
    background: var(--dark);
    color: var(--text-light);
}

body[data-theme="light"] {
    background: var(--light);
    color: var(--text-dark);
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

a {
    text-decoration: none;
    color: inherit;
}

/* ============================================
   Theme Toggle (Neon Switch)
   ============================================ */
.theme-toggle {
    position: fixed;
    bottom: 100px;
    left: 24px;
    z-index: 1000;
    cursor: pointer;
}

.toggle-track {
    width: 60px;
    height: 30px;
    background: var(--dark-lighter);
    border-radius: 20px;
    position: relative;
    display: flex;
    align-items: center;
    padding: 4px;
    transition: var(--transition);
    box-shadow: inset 0 2px 10px rgba(0, 0, 0, 0.3),
                0 0 15px rgba(99, 102, 241, 0.3);
    border: 2px solid transparent;
}

.toggle-track:hover {
    border-color: var(--primary);
    box-shadow: inset 0 2px 10px rgba(0, 0, 0, 0.3),
                0 0 25px rgba(99, 102, 241, 0.5);
}

.toggle-thumb {
    width: 22px;
    height: 22px;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    border-radius: 50%;
    transition: var(--transition);
    box-shadow: 0 0 10px var(--primary);
}

body[data-theme="light"] .toggle-thumb {
    transform: translateX(-26px);
    background: linear-gradient(135deg, var(--accent), #fbbf24);
    box-shadow: 0 0 10px var(--accent);
}

.toggle-icon {
    position: absolute;
    font-size: 14px;
    transition: var(--transition);
}

.toggle-icon.sun {
    right: 8px;
    color: var(--accent);
    opacity: 0.5;
}

.toggle-icon.moon {
    left: 8px;
    color: var(--secondary);
    opacity: 1;
}

body[data-theme="light"] .toggle-icon.sun {
    opacity: 1;
}

body[data-theme="light"] .toggle-icon.moon {
    opacity: 0.5;
}

/* ============================================
   Navigation
   ============================================ */
.navbar {
    position: fixed;
    top: 0;
    right: 0;
    left: 0;
    z-index: 100;
    padding: 16px 0;
    transition: var(--transition);
}

.navbar.scrolled {
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--glass-border);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 1.5rem;
    font-weight: 700;
}

.logo-icon {
    color: var(--primary);
    font-size: 1.8rem;
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.8; transform: scale(1.1); }
}

.lang-toggle {
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    border: none;
    padding: 8px 16px;
    border-radius: 20px;
    color: white;
    font-size: 0.85rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    margin-right: 20px;
}

.lang-toggle:hover {
    transform: scale(1.05);
    box-shadow: 0 5px 20px rgba(99, 102, 241, 0.4);
}

[dir="ltr"] .lang-toggle {
    margin-right: 0;
    margin-left: 20px;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 32px;
}

.nav-links a {
    font-weight: 500;
    transition: var(--transition);
    position: relative;
}

.nav-links a:not(.nav-cta):hover {
    color: var(--primary);
}

.nav-links a:not(.nav-cta)::after {
    content: '';
    position: absolute;
    bottom: -4px;
    right: 0;
    width: 0;
    height: 2px;
    background: var(--primary);
    transition: var(--transition);
}

.nav-links a:not(.nav-cta):hover::after {
    width: 100%;
}

.nav-cta {
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    padding: 10px 24px;
    border-radius: 50px;
    font-weight: 600;
    transition: var(--transition);
}

.nav-cta:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 30px rgba(99, 102, 241, 0.4);
}

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 5px;
}

.nav-toggle span {
    width: 25px;
    height: 2px;
    background: var(--text);
    transition: var(--transition);
}

/* Mobile Menu */
.mobile-menu {
    display: none;
    position: fixed;
    top: 70px;
    right: 0;
    left: 0;
    background: var(--bg-secondary);
    padding: 24px;
    flex-direction: column;
    gap: 16px;
    z-index: 99;
    border-bottom: 1px solid var(--glass-border);
}

.mobile-menu.active {
    display: flex;
}

.mobile-menu a {
    font-size: 1.1rem;
    padding: 12px;
    border-radius: var(--radius);
    transition: var(--transition);
}

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

@media (max-width: 768px) {
    .nav-links {
        display: none;
    }
    .nav-toggle {
        display: flex;
    }
}

/* ============================================
   Hero Section
   ============================================ */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
    padding: 120px 24px 80px;
}

.hero-bg {
    position: absolute;
    inset: 0;
    overflow: hidden;
}

.gradient-orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    opacity: 0.5;
    animation: float 20s infinite ease-in-out;
}

.orb-1 {
    width: 600px;
    height: 600px;
    background: var(--primary);
    top: -200px;
    right: -200px;
}

.orb-2 {
    width: 400px;
    height: 400px;
    background: var(--secondary);
    bottom: -100px;
    left: -100px;
    animation-delay: -5s;
}

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

@keyframes float {
    0%, 100% { transform: translate(0, 0) scale(1); }
    25% { transform: translate(50px, -50px) scale(1.1); }
    50% { transform: translate(-30px, 30px) scale(0.9); }
    75% { transform: translate(-50px, -30px) scale(1.05); }
}

.hero-content {
    text-align: center;
    position: relative;
    z-index: 1;
    max-width: 800px;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: var(--glass-bg);
    backdrop-filter: blur(10px);
    border: 1px solid var(--glass-border);
    padding: 8px 20px;
    border-radius: 50px;
    font-size: 0.9rem;
    margin-bottom: 24px;
    animation: fadeInUp 0.8s ease;
}

.badge-icon {
    color: var(--primary);
}

.hero-title {
    font-size: clamp(2.5rem, 8vw, 4.5rem);
    font-weight: 800;
    line-height: 1.2;
    margin-bottom: 24px;
}

.title-line {
    display: block;
    animation: fadeInUp 0.8s ease backwards;
}

.title-line:nth-child(1) { animation-delay: 0.2s; }
.title-line:nth-child(2) { animation-delay: 0.4s; }
.title-line:nth-child(3) { animation-delay: 0.6s; }

.gradient-text {
    background: linear-gradient(135deg, var(--primary), var(--secondary), var(--accent));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--text-secondary);
    margin-bottom: 40px;
    animation: fadeInUp 0.8s ease 0.8s backwards;
}

.hero-buttons {
    display: flex;
    gap: 16px;
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: 60px;
    animation: fadeInUp 0.8s ease 1s backwards;
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 16px 32px;
    border-radius: 50px;
    font-weight: 600;
    font-size: 1rem;
    transition: var(--transition);
    cursor: pointer;
    border: none;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    color: white;
    box-shadow: 0 10px 30px rgba(99, 102, 241, 0.3);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 15px 40px rgba(99, 102, 241, 0.4);
}

.btn-secondary {
    background: var(--glass-bg);
    backdrop-filter: blur(10px);
    border: 1px solid var(--glass-border);
    color: var(--text);
}

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

.hero-stats {
    display: flex;
    justify-content: center;
    gap: 48px;
    animation: fadeInUp 0.8s ease 1.2s backwards;
}

.stat {
    text-align: center;
}

.stat-number {
    display: block;
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--primary);
}

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

.scroll-indicator {
    position: absolute;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    color: var(--text-secondary);
    font-size: 0.85rem;
    animation: bounce 2s infinite;
}

@keyframes bounce {
    0%, 100% { transform: translateX(-50%) translateY(0); }
    50% { transform: translateX(-50%) translateY(10px); }
}

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

/* ============================================
   Section Styles
   ============================================ */
section {
    padding: 100px 0;
}

.section-header {
    text-align: center;
    margin-bottom: 60px;
}

.section-tag {
    display: inline-block;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    color: white;
    padding: 6px 16px;
    border-radius: 50px;
    font-size: 0.85rem;
    font-weight: 600;
    margin-bottom: 16px;
}

.section-title {
    font-size: clamp(2rem, 5vw, 3rem);
    font-weight: 800;
    margin-bottom: 16px;
}

.section-subtitle {
    font-size: 1.1rem;
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto;
}

/* ============================================
   Services Section
   ============================================ */
.services {
    background: var(--bg-secondary);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 24px;
}

.service-card {
    background: var(--bg);
    border-radius: var(--radius);
    padding: 32px;
    position: relative;
    overflow: hidden;
    transition: var(--transition);
    opacity: 1 !important;
    visibility: visible !important;
}

/* Border Draw Effect */
.card-border {
    position: absolute;
    inset: 0;
    border-radius: var(--radius);
    padding: 2px;
    background: linear-gradient(135deg, var(--primary), var(--secondary), var(--accent));
    -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    -webkit-mask-composite: xor;
    mask-composite: exclude;
    opacity: 0;
    transition: var(--transition);
}

.service-card:hover .card-border {
    opacity: 1;
}

.service-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow);
}

.service-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    color: white;
    margin-bottom: 20px;
}

.service-card h3 {
    font-size: 1.3rem;
    margin-bottom: 12px;
}

.service-card p {
    color: var(--text-secondary);
    margin-bottom: 16px;
}

.service-features {
    list-style: none;
}

.service-features li {
    padding: 6px 0;
    color: var(--text-secondary);
    font-size: 0.9rem;
    display: flex;
    align-items: center;
    gap: 8px;
}

.service-features li::before {
    content: '✓';
    color: var(--secondary);
    font-weight: bold;
}

/* ============================================
   Projects Section
   ============================================ */
.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 32px;
}

.project-card {
    background: var(--bg-secondary);
    border-radius: var(--radius);
    overflow: hidden;
    transition: var(--transition);
    opacity: 1 !important;
    visibility: visible !important;
}

.project-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow);
}

.project-card.featured {
    grid-column: span 2;
}

@media (max-width: 900px) {
    .project-card.featured {
        grid-column: span 1;
    }
}

.project-image {
    position: relative;
    height: 200px;
    overflow: hidden;
}

.project-card.featured .project-image {
    height: 280px;
}

.project-placeholder {
    width: 100%;
    height: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 12px;
    font-size: 1.5rem;
    font-weight: 700;
    color: white;
}

.project-placeholder i {
    font-size: 3rem;
}

.project-placeholder.barq {
    background: linear-gradient(135deg, #25D366, #128C7E);
}

.project-placeholder.warehouse {
    background: linear-gradient(135deg, #6366f1, #8b5cf6);
}

.project-placeholder.modem {
    background: linear-gradient(135deg, #f59e0b, #ef4444);
}

.project-placeholder.hafiz {
    background: linear-gradient(135deg, #059669, #10b981);
}

.project-placeholder.syria-cash {
    background: linear-gradient(135deg, #0ea5e9, #06b6d4);
}

.project-placeholder.milka {
    background: linear-gradient(135deg, #ec4899, #f472b6);
}

.project-placeholder.meter {
    background: linear-gradient(135deg, #8b5cf6, #a78bfa);
}

.project-placeholder.carwash {
    background: linear-gradient(135deg, #3b82f6, #60a5fa);
}

.project-placeholder.grid {
    background: linear-gradient(135deg, #dc2626, #f87171);
}

.project-placeholder.custom-modem {
    background: linear-gradient(135deg, #0d9488, #14b8a6);
}

.project-placeholder.busticket {
    background: linear-gradient(135deg, #0ea5e9, #38bdf8);
}

.project-overlay {
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0.7);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: var(--transition);
}

.project-card:hover .project-overlay {
    opacity: 1;
}

.project-link {
    display: flex;
    align-items: center;
    gap: 8px;
    background: white;
    color: var(--dark);
    padding: 12px 24px;
    border-radius: 50px;
    font-weight: 600;
    transform: translateY(20px);
    transition: var(--transition);
}

.project-card:hover .project-link {
    transform: translateY(0);
}

.project-content {
    padding: 24px;
}

.project-tags {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
    margin-bottom: 12px;
}

.tag {
    background: var(--glass-bg);
    padding: 4px 12px;
    border-radius: 50px;
    font-size: 0.8rem;
    color: var(--primary);
    border: 1px solid var(--glass-border);
}

.project-content h3 {
    font-size: 1.3rem;
    margin-bottom: 8px;
}

.project-content p {
    color: var(--text-secondary);
    font-size: 0.95rem;
}

.project-results {
    display: flex;
    gap: 24px;
    margin-top: 20px;
    padding-top: 20px;
    border-top: 1px solid var(--glass-border);
}

.result {
    text-align: center;
}

.result-number {
    display: block;
    font-size: 1.8rem;
    font-weight: 800;
    color: var(--secondary);
}

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

/* ============================================
   About Section
   ============================================ */
.about {
    background: var(--bg-secondary);
}

.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

@media (max-width: 900px) {
    .about-content {
        grid-template-columns: 1fr;
    }
}

.about-text p {
    color: var(--text-secondary);
    margin-bottom: 24px;
    font-size: 1.1rem;
}

.about-features {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}

.feature {
    display: flex;
    align-items: center;
    gap: 10px;
}

.feature i {
    color: var(--secondary);
    font-size: 1.2rem;
}

/* Code Window */
.code-window {
    background: #1e1e1e;
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: var(--shadow);
}

.window-header {
    background: #323232;
    padding: 12px 16px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
}

.dot.red { background: #ff5f56; }
.dot.yellow { background: #ffbd2e; }
.dot.green { background: #27ca40; }

.filename {
    margin-right: auto;
    color: #808080;
    font-size: 0.85rem;
}

.window-body {
    padding: 20px;
    overflow-x: auto;
}

.window-body pre {
    margin: 0;
    font-family: 'Fira Code', 'Consolas', monospace;
    font-size: 0.9rem;
    line-height: 1.6;
}

.window-body code {
    color: #d4d4d4;
}

.keyword { color: #569cd6; }
.variable { color: #9cdcfe; }
.property { color: #9cdcfe; }
.string { color: #ce9178; }
.function { color: #dcdcaa; }
.parameter { color: #9cdcfe; }

/* ============================================
   Contact Section
   ============================================ */
.contact-content {
    max-width: 600px;
    margin: 0 auto;
    text-align: center;
}

.contact-info {
    display: flex;
    justify-content: center;
    gap: 32px;
    margin-bottom: 40px;
    flex-wrap: wrap;
}

.info-card {
    display: flex;
    align-items: center;
    gap: 16px;
    background: var(--bg-secondary);
    padding: 20px 32px;
    border-radius: var(--radius);
    transition: var(--transition);
}

.info-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow);
}

.info-icon {
    width: 50px;
    height: 50px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.3rem;
    color: white;
}

.info-icon.whatsapp {
    background: #25D366;
}

.info-icon.email {
    background: var(--primary);
}

.info-text h4 {
    font-size: 0.85rem;
    color: var(--text-secondary);
    margin-bottom: 4px;
}

.info-text a {
    font-weight: 600;
    transition: var(--transition);
}

.info-text a:hover {
    color: var(--primary);
}

.whatsapp-btn {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    background: #25D366;
    color: white;
    padding: 18px 40px;
    border-radius: 50px;
    font-size: 1.1rem;
    font-weight: 600;
    transition: var(--transition);
}

.whatsapp-btn:hover {
    background: #128C7E;
    transform: translateY(-3px);
    box-shadow: 0 15px 40px rgba(37, 211, 102, 0.3);
}

.whatsapp-btn i {
    font-size: 1.4rem;
}

/* ============================================
   Contact Form
   ============================================ */
.contact-form-container {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 40px;
    max-width: 1000px;
    margin: 0 auto;
}

@media (max-width: 900px) {
    .contact-form-container {
        grid-template-columns: 1fr;
    }
}

.contact-form {
    background: var(--bg-secondary);
    padding: 40px;
    border-radius: var(--radius);
    border: 1px solid var(--glass-border);
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
    margin-bottom: 20px;
}

@media (max-width: 600px) {
    .form-row {
        grid-template-columns: 1fr;
    }
}

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

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

.form-group label {
    display: flex;
    align-items: center;
    gap: 8px;
    font-weight: 600;
    margin-bottom: 10px;
    color: var(--text);
}

.form-group label i {
    color: var(--primary);
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 14px 18px;
    border: 2px solid var(--glass-border);
    border-radius: 12px;
    background: var(--bg);
    color: var(--text);
    font-size: 1rem;
    font-family: inherit;
    transition: var(--transition);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 4px rgba(99, 102, 241, 0.1);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: var(--text-muted);
}

.form-group select {
    cursor: pointer;
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' fill='%2364748b' viewBox='0 0 16 16'%3E%3Cpath d='M7.247 11.14 2.451 5.658C1.885 5.013 2.345 4 3.204 4h9.592a1 1 0 0 1 .753 1.659l-4.796 5.48a1 1 0 0 1-1.506 0z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: left 16px center;
    padding-left: 45px;
}

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

.submit-btn {
    width: 100%;
    padding: 16px 32px;
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    color: white;
    border: none;
    border-radius: 12px;
    font-size: 1.1rem;
    font-weight: 600;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    transition: var(--transition);
}

.submit-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 15px 40px rgba(99, 102, 241, 0.3);
}

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

/* Contact Side Info */
.contact-side-info {
    background: var(--bg-secondary);
    padding: 30px;
    border-radius: var(--radius);
    border: 1px solid var(--glass-border);
    height: fit-content;
}

.contact-side-info h3 {
    font-size: 1.2rem;
    margin-bottom: 24px;
    text-align: center;
    color: var(--text-secondary);
}

.side-info-item {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 16px;
    background: var(--bg);
    border-radius: 12px;
    margin-bottom: 16px;
    transition: var(--transition);
}

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

.side-info-item:hover {
    transform: translateX(-5px);
}

.side-icon {
    width: 45px;
    height: 45px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    color: white;
    flex-shrink: 0;
}

.side-icon.whatsapp {
    background: #25D366;
}

.side-icon.email {
    background: var(--primary);
}

.side-info-item span {
    display: block;
    font-size: 0.85rem;
    color: var(--text-muted);
    margin-bottom: 4px;
}

.side-info-item a {
    font-weight: 600;
    color: var(--text);
    transition: var(--transition);
}

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

/* ============================================
   Footer
   ============================================ */
.footer {
    background: var(--dark);
    color: var(--text-light);
    padding: 60px 0 30px;
}

.footer-content {
    text-align: center;
    margin-bottom: 30px;
}

.footer-brand {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 8px;
}

.footer-brand .logo-icon {
    font-size: 2rem;
}

.footer-text {
    color: var(--text-muted);
    margin-bottom: 20px;
}

.footer-social {
    display: flex;
    justify-content: center;
    gap: 16px;
}

.footer-social a {
    width: 45px;
    height: 45px;
    background: var(--dark-lighter);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    transition: var(--transition);
}

.footer-social a:hover {
    background: var(--primary);
    transform: translateY(-4px);
}

.footer-bottom {
    text-align: center;
    padding-top: 30px;
    border-top: 1px solid var(--dark-lighter);
    color: var(--text-muted);
    font-size: 0.9rem;
}

/* ============================================
   Chat Widget
   ============================================ */
.chat-toggle {
    position: fixed;
    bottom: 30px;
    left: 30px;
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, #25D366, #128C7E);
    border: none;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.6rem;
    box-shadow: 0 5px 25px rgba(37, 211, 102, 0.4);
    z-index: 1000;
    cursor: pointer;
    transition: all 0.3s ease;
    animation: pulse-chat 2s infinite;
}

.chat-toggle:hover {
    transform: scale(1.1);
    box-shadow: 0 8px 35px rgba(37, 211, 102, 0.5);
}

.chat-toggle .chat-icon-close {
    display: none;
}

.chat-toggle.active .chat-icon-open {
    display: none;
}

.chat-toggle.active .chat-icon-close {
    display: block;
}

@keyframes pulse-chat {
    0%, 100% { box-shadow: 0 5px 25px rgba(37, 211, 102, 0.4); }
    50% { box-shadow: 0 5px 35px rgba(37, 211, 102, 0.6); }
}

.chat-widget {
    position: fixed;
    bottom: 100px;
    left: 30px;
    width: 380px;
    max-height: 520px;
    background: #0f172a;
    border-radius: 20px;
    box-shadow: 0 10px 50px rgba(0, 0, 0, 0.5);
    z-index: 999;
    overflow: hidden;
    opacity: 0;
    visibility: hidden;
    transform: translateY(20px) scale(0.95);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    border: 1px solid #1e293b;
}

[data-theme="light"] .chat-widget {
    background: #ffffff;
    border: 1px solid #e2e8f0;
}

.chat-widget.active {
    opacity: 1;
    visibility: visible;
    transform: translateY(0) scale(1);
}

.chat-header {
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    padding: 16px 20px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.chat-header-info {
    display: flex;
    align-items: center;
    gap: 12px;
}

.chat-avatar {
    width: 45px;
    height: 45px;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.4rem;
    color: white;
}

.chat-header h4 {
    color: white;
    font-size: 1.1rem;
    margin: 0;
    font-weight: 600;
}

.chat-status {
    color: rgba(255, 255, 255, 0.85);
    font-size: 0.8rem;
    display: flex;
    align-items: center;
    gap: 5px;
}

.chat-status::before {
    content: '';
    width: 8px;
    height: 8px;
    background: #4ade80;
    border-radius: 50%;
    animation: status-pulse 1.5s infinite;
}

@keyframes status-pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}

.chat-close {
    background: rgba(255, 255, 255, 0.15);
    border: none;
    width: 36px;
    height: 36px;
    border-radius: 50%;
    color: white;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background 0.2s;
}

.chat-close:hover {
    background: rgba(255, 255, 255, 0.25);
}

.chat-body {
    display: flex;
    flex-direction: column;
    height: 420px;
}

.chat-messages {
    flex: 1;
    padding: 20px;
    overflow-y: auto;
    display: flex;
    flex-direction: column;
    gap: 16px;
    background: #0f172a;
}

[data-theme="light"] .chat-messages {
    background: #f8fafc;
}

.chat-message {
    display: flex;
    gap: 10px;
    animation: message-in 0.3s ease;
}

@keyframes message-in {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

.chat-message .message-avatar {
    width: 32px;
    height: 32px;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.9rem;
    color: white;
    flex-shrink: 0;
}

.chat-message .message-content {
    background: #1e293b;
    padding: 12px 16px;
    border-radius: 16px;
    border-top-right-radius: 4px;
    max-width: 280px;
}

[data-theme="light"] .chat-message .message-content {
    background: #e2e8f0;
}

.chat-message .message-content p {
    margin: 0;
    font-size: 0.95rem;
    line-height: 1.5;
    color: var(--text-primary);
}

.chat-message .message-content ul {
    margin: 10px 0;
    padding-right: 20px;
}

.chat-message .message-content li {
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin-bottom: 5px;
}

.chat-form {
    padding: 16px;
    border-top: 1px solid #1e293b;
    background: #1e293b;
}

[data-theme="light"] .chat-form {
    border-top: 1px solid #e2e8f0;
    background: #f1f5f9;
}

.chat-form input,
.chat-form textarea {
    width: 100%;
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 12px 16px;
    font-size: 0.95rem;
    color: var(--text-primary);
    font-family: inherit;
    transition: border-color 0.2s;
    margin-bottom: 10px;
}

.chat-form textarea {
    resize: none;
}

.chat-form input:focus,
.chat-form textarea:focus {
    outline: none;
    border-color: var(--primary);
}

.chat-form input::placeholder,
.chat-form textarea::placeholder {
    color: var(--text-muted);
}

.chat-send {
    width: 100%;
    margin-top: 12px;
    background: linear-gradient(135deg, #25D366, #128C7E);
    border: none;
    padding: 12px 20px;
    border-radius: 12px;
    color: white;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    transition: all 0.3s ease;
}

.chat-send:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 20px rgba(37, 211, 102, 0.4);
}

.chat-send i {
    font-size: 1.1rem;
}

@media (max-width: 480px) {
    .chat-widget {
        width: calc(100% - 30px);
        left: 15px;
        right: 15px;
        bottom: 90px;
        max-height: 450px;
    }

    .chat-toggle {
        bottom: 20px;
        left: 20px;
    }

    .chat-body {
        height: 360px;
    }
}

/* ============================================
   Animations (GSAP handles these)
   ============================================ */
/* Removed data-aos CSS - GSAP handles animations */

/* ============================================
   Responsive
   ============================================ */
@media (max-width: 768px) {
    .hero-stats {
        gap: 24px;
    }

    .stat-number {
        font-size: 2rem;
    }

    .projects-grid {
        grid-template-columns: 1fr;
    }

    .about-features {
        grid-template-columns: 1fr;
    }

    .contact-info {
        flex-direction: column;
        align-items: center;
    }

    .info-card {
        width: 100%;
        justify-content: center;
    }
}

@media (max-width: 480px) {
    .hero-buttons {
        flex-direction: column;
        align-items: center;
    }

    .btn {
        width: 100%;
        justify-content: center;
    }

    .theme-toggle {
        bottom: 100px;
        left: 16px;
    }
}

/* ============================================
   Overlay Buttons
   ============================================ */
.overlay-buttons {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.summary-btn {
    background: var(--primary) !important;
    color: white;
    border: none;
    cursor: pointer;
}

.summary-btn:hover {
    background: var(--primary-dark) !important;
}

/* ============================================
   Project Modal
   ============================================ */
.modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(10px);
    z-index: 2000;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
}

.modal-overlay.active {
    opacity: 1;
    visibility: visible;
}

.modal-content {
    background: var(--bg);
    border-radius: 24px;
    max-width: 700px;
    width: 100%;
    max-height: 90vh;
    overflow-y: auto;
    position: relative;
    transform: scale(0.9) translateY(20px);
    transition: var(--transition);
    border: 1px solid var(--glass-border);
}

.modal-overlay.active .modal-content {
    transform: scale(1) translateY(0);
}

.modal-close {
    position: absolute;
    top: 20px;
    left: 20px;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    color: var(--text);
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: var(--transition);
    z-index: 10;
}

.modal-close:hover {
    background: var(--primary);
    color: white;
    border-color: var(--primary);
}

.modal-header {
    padding: 40px 40px 20px;
    text-align: center;
    border-bottom: 1px solid var(--glass-border);
}

.modal-icon {
    width: 80px;
    height: 80px;
    background: var(--glass-bg);
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
    font-size: 2.5rem;
}

.modal-header h2 {
    font-size: 1.8rem;
    font-weight: 700;
}

.modal-body {
    padding: 30px 40px 40px;
}

.modal-section {
    margin-bottom: 28px;
}

.modal-section:last-child {
    margin-bottom: 0;
}

.modal-section h4 {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 1.1rem;
    color: var(--primary);
    margin-bottom: 12px;
}

.modal-section p {
    color: var(--text-secondary);
    line-height: 1.8;
}

.modal-tech {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.tech-tag {
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    color: white;
    padding: 6px 16px;
    border-radius: 50px;
    font-size: 0.85rem;
    font-weight: 500;
}

@media (max-width: 600px) {
    .modal-content {
        border-radius: 16px;
    }

    .modal-header {
        padding: 30px 20px 15px;
    }

    .modal-body {
        padding: 20px;
    }

    .modal-header h2 {
        font-size: 1.4rem;
    }

    .modal-icon {
        width: 60px;
        height: 60px;
        font-size: 1.8rem;
    }
}