/* ==========================================================================
   CSS Variables & Reset
   ========================================================================== */
:root {
    /* Colors */
    --bg-main: #060b19;
    --bg-secondary: #0b132b;
    --bg-card: rgba(15, 23, 42, 0.6);
    --primary: #3b82f6;
    --primary-light: #60a5fa;
    --primary-dark: #2563eb;
    --accent: #0ea5e9;
    --text-main: #f8fafc;
    --text-muted: #94a3b8;
    --border: rgba(255, 255, 255, 0.1);
    
    /* Typography */
    --font-heading: 'Outfit', sans-serif;
    --font-body: 'Inter', sans-serif;
    
    /* Effects */
    --glass-blur: 12px;
    --transition: all 0.3s ease;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-body);
    background-color: var(--bg-main);
    color: var(--text-main);
    line-height: 1.6;
    overflow-x: hidden;
    position: relative;
}

/* Dynamic Background Blobs */
.blob-bg {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    z-index: -1;
    opacity: 0.5;
    animation: float 10s infinite ease-in-out alternate;
}

.blob-1 {
    top: -10%;
    left: -10%;
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, var(--primary-dark) 0%, transparent 70%);
}

.blob-2 {
    bottom: 20%;
    right: -10%;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, var(--accent) 0%, transparent 70%);
    animation-delay: -5s;
}

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

/* ==========================================================================
   Typography & Utilities
   ========================================================================== */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: 600;
    line-height: 1.2;
}

a {
    text-decoration: none;
    color: inherit;
    transition: var(--transition);
}

.container {
    width: 90%;
    max-width: 1200px;
    margin: 0 auto;
}

.section {
    padding: 100px 0;
}

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

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

.glass-card {
    background: var(--bg-card);
    backdrop-filter: blur(var(--glass-blur));
    -webkit-backdrop-filter: blur(var(--glass-blur));
    border: 1px solid var(--border);
    border-radius: 16px;
    padding: 30px;
    transition: var(--transition);
}

.hover-glow:hover {
    box-shadow: 0 0 30px rgba(59, 130, 246, 0.2);
    transform: translateY(-5px);
    border-color: rgba(59, 130, 246, 0.4);
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 12px 28px;
    border-radius: 8px;
    font-weight: 500;
    font-family: var(--font-heading);
    cursor: pointer;
    border: none;
    outline: none;
    transition: var(--transition);
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary), var(--accent));
    color: #fff;
    box-shadow: 0 4px 15px rgba(59, 130, 246, 0.3);
}

.btn-primary:hover {
    box-shadow: 0 6px 20px rgba(59, 130, 246, 0.5);
    transform: translateY(-2px);
}

.btn-outline {
    background: transparent;
    border: 1px solid var(--border);
    color: var(--text-main);
}

.btn-outline:hover {
    border-color: var(--primary);
    background: rgba(59, 130, 246, 0.1);
}

.btn-text {
    background: transparent;
    color: var(--text-main);
    padding: 12px 16px;
}

.btn-text:hover {
    color: var(--primary-light);
}

.btn-block {
    display: block;
    width: 100%;
}

/* ==========================================================================
   Navigation
   ========================================================================== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    padding: 20px 0;
    transition: var(--transition);
    border-bottom: 1px solid transparent;
}

.navbar.scrolled {
    background: rgba(6, 11, 25, 0.8);
    backdrop-filter: blur(var(--glass-blur));
    border-bottom: 1px solid var(--border);
    padding: 15px 0;
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-size: 1.8rem;
    font-weight: 800;
    font-family: var(--font-heading);
}

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

.nav-links {
    display: flex;
    align-items: center;
    gap: 30px;
}

.nav-links a:not(.btn) {
    font-size: 1rem;
    font-weight: 500;
    position: relative;
}

.nav-links a:not(.btn)::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--primary);
    transition: width 0.3s ease;
}

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

.hamburger {
    display: none;
    cursor: pointer;
}

.hamburger .bar {
    width: 25px;
    height: 3px;
    background-color: var(--text-main);
    margin: 5px 0;
    transition: var(--transition);
}

/* ==========================================================================
   Hero Section
   ========================================================================== */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    padding-top: 100px; /* Offset for navbar */
}

.hero-content {
    max-width: 800px;
}

.greeting {
    font-size: 1.2rem;
    color: var(--primary-light);
    margin-bottom: 20px;
    font-family: var(--font-heading);
    display: inline-block;
}

.wave {
    display: inline-block;
    animation: wave 2.5s infinite;
    transform-origin: 70% 70%;
}

@keyframes wave {
    0% { transform: rotate(0deg); }
    10% { transform: rotate(14deg); }
    20% { transform: rotate(-8deg); }
    30% { transform: rotate(14deg); }
    40% { transform: rotate(-4deg); }
    50% { transform: rotate(10deg); }
    60% { transform: rotate(0deg); }
    100% { transform: rotate(0deg); }
}

.hero-title {
    font-size: 4.5rem;
    font-weight: 800;
    margin-bottom: 30px;
}

.hero-desc {
    font-size: 1.2rem;
    color: var(--text-muted);
    margin-bottom: 40px;
    max-width: 600px;
}

.hero-cta {
    display: flex;
    gap: 20px;
    align-items: center;
}

/* ==========================================================================
   About Section
   ========================================================================== */
.section-header {
    margin-bottom: 60px;
}

.section-title {
    font-size: 3rem;
    margin-bottom: 10px;
}

.section-subtitle {
    color: var(--text-muted);
    font-size: 1.1rem;
}

.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
}

.about-text h3, .skills-container h3 {
    font-size: 1.8rem;
    margin-bottom: 20px;
    color: var(--text-main);
}

.about-text p {
    color: var(--text-muted);
    margin-bottom: 30px;
}

.stats {
    display: flex;
    gap: 40px;
}

.stat-item {
    display: flex;
    flex-direction: column;
}

.stat-num {
    font-size: 3rem;
    font-weight: 800;
    font-family: var(--font-heading);
    color: var(--primary);
    line-height: 1;
}

.stat-label {
    color: var(--text-muted);
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-top: 10px;
}

.skills-list {
    display: flex;
    flex-wrap: wrap;
    gap: 15px;
}

.skill-tag {
    background: rgba(59, 130, 246, 0.1);
    color: var(--primary-light);
    padding: 8px 16px;
    border-radius: 20px;
    font-size: 0.9rem;
    border: 1px solid rgba(59, 130, 246, 0.2);
    transition: var(--transition);
}

.skill-tag:hover {
    background: rgba(59, 130, 246, 0.2);
    border-color: var(--primary);
    transform: translateY(-2px);
}

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

.service-card {
    text-align: center;
    padding: 40px 30px;
}

.service-icon {
    font-size: 3rem;
    margin-bottom: 20px;
    display: inline-block;
    padding: 15px;
    background: rgba(59, 130, 246, 0.1);
    border-radius: 50%;
    color: var(--primary);
}

.service-card h3 {
    font-size: 1.5rem;
    margin-bottom: 15px;
}

.service-card p {
    color: var(--text-muted);
}

/* ==========================================================================
   Portfolio Section
   ========================================================================== */
.portfolio-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 30px;
}

.portfolio-item {
    padding: 0;
    overflow: hidden;
    display: flex;
    flex-direction: column;
}

.portfolio-img-placeholder {
    height: 250px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 600;
    color: rgba(255, 255, 255, 0.8);
    transition: var(--transition);
}

.portfolio-item:hover .portfolio-img-placeholder {
    transform: scale(1.05);
}

.portfolio-info {
    padding: 25px;
    background: var(--bg-card);
    flex-grow: 1;
    z-index: 1;
}

.portfolio-info h3 {
    font-size: 1.4rem;
    margin-bottom: 10px;
}

.portfolio-info p {
    color: var(--text-muted);
    margin-bottom: 20px;
    font-size: 0.95rem;
}

.portfolio-link {
    color: var(--primary-light);
    font-weight: 500;
    font-family: var(--font-heading);
}

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

/* ==========================================================================
   Testimonials Section
   ========================================================================== */
.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.testimonial-card {
    padding: 40px 30px;
    display: flex;
    flex-direction: column;
}

.quote-icon {
    font-size: 3rem;
    color: var(--primary);
    line-height: 1;
    margin-bottom: 20px;
    opacity: 0.5;
}

.testimonial-text {
    color: var(--text-muted);
    font-size: 1.05rem;
    font-style: italic;
    margin-bottom: 30px;
    flex-grow: 1;
}

.client-info {
    display: flex;
    align-items: center;
    gap: 15px;
}

.client-avatar {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    overflow: hidden;
    border: 2px solid var(--primary-light);
}

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

.client-name {
    font-size: 1.1rem;
    color: var(--text-main);
    margin-bottom: 2px;
}

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

/* ==========================================================================
   Contact Section
   ========================================================================== */
.contact-wrapper {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
    padding: 50px;
}

.contact-info p {
    color: var(--text-muted);
    margin-bottom: 40px;
}

.contact-details {
    margin-bottom: 40px;
}

.contact-detail-item {
    display: flex;
    align-items: center;
    gap: 15px;
    margin-bottom: 20px;
    color: var(--text-main);
    font-size: 1.1rem;
}

.detail-icon {
    font-size: 1.5rem;
}

.social-links {
    display: flex;
    gap: 15px;
}

.social-link {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.05);
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-heading);
    font-weight: 600;
    border: 1px solid var(--border);
}

.social-link:hover {
    background: var(--primary);
    border-color: var(--primary);
    transform: translateY(-3px);
}

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

.contact-form input,
.contact-form textarea {
    width: 100%;
    padding: 15px;
    background: rgba(0, 0, 0, 0.2);
    border: 1px solid var(--border);
    border-radius: 8px;
    color: var(--text-main);
    font-family: var(--font-body);
    font-size: 1rem;
    transition: var(--transition);
}

.contact-form input:focus,
.contact-form textarea:focus {
    outline: none;
    border-color: var(--primary);
    background: rgba(0, 0, 0, 0.4);
}

/* ==========================================================================
   Footer
   ========================================================================== */
.site-footer {
    position: relative;
    padding: 80px 0 40px;
    border-top: 1px solid var(--border);
    color: var(--text-muted);
    background: var(--bg-main);
    overflow: hidden;
}

.site-footer::before {
    content: '';
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 600px;
    height: 400px;
    background: radial-gradient(circle, rgba(212, 255, 48, 0.05) 0%, transparent 70%);
    z-index: 0;
    pointer-events: none;
}

.footer-top {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr 1fr;
    gap: 30px;
    margin-bottom: 60px;
    position: relative;
    z-index: 1;
}

.footer-column h4 {
    color: var(--text-main);
    font-size: 1.1rem;
    margin-bottom: 25px;
}

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

.footer-column ul li {
    margin-bottom: 15px;
}

.footer-column ul li a {
    color: var(--text-muted);
    font-size: 0.95rem;
    transition: var(--transition);
}

.footer-column ul li a:hover {
    color: #d4ff30;
}

.services-col {
    display: flex;
    flex-direction: column;
}

.services-list {
    display: flex;
    gap: 40px;
}

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 30px;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    position: relative;
    z-index: 1;
}

.footer-logo {
    font-size: 1.8rem;
    font-weight: 800;
    font-family: var(--font-heading);
    color: var(--text-main);
    text-transform: uppercase;
}

.footer-logo span {
    color: #d4ff30;
}

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

.footer-social a {
    color: var(--text-muted);
    font-size: 1.2rem;
    transition: var(--transition);
}

.footer-social a:hover {
    color: #d4ff30;
}

.footer-copyright {
    font-size: 0.9rem;
}

.chat-btn {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 60px;
    height: 60px;
    background: #d4ff30;
    color: #000;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    box-shadow: 0 4px 20px rgba(212, 255, 48, 0.3);
    z-index: 1000;
    transition: var(--transition);
}

.chat-btn:hover {
    transform: scale(1.1);
    box-shadow: 0 6px 25px rgba(212, 255, 48, 0.5);
}

@media (max-width: 992px) {
    .footer-top {
        grid-template-columns: 1fr 1fr 1fr;
    }
}

@media (max-width: 768px) {
    .footer-top {
        grid-template-columns: 1fr 1fr;
    }
    .footer-bottom {
        flex-direction: column;
        gap: 20px;
        text-align: center;
    }
}

@media (max-width: 480px) {
    .footer-top {
        grid-template-columns: 1fr 1fr;
        gap: 30px 15px;
    }
    .services-col {
        grid-column: span 2;
    }
    .services-list {
        flex-direction: row;
        gap: 15px;
    }
    .services-list ul {
        flex: 1;
    }
}

/* ==========================================================================
   Animations & Responsive
   ========================================================================== */
.slide-up {
    opacity: 0;
    transform: translateY(30px);
    animation: slideUpAnim 0.8s ease forwards;
}

.slide-up-delay-1 {
    opacity: 0;
    transform: translateY(30px);
    animation: slideUpAnim 0.8s ease forwards 0.2s;
}

.slide-up-delay-2 {
    opacity: 0;
    transform: translateY(30px);
    animation: slideUpAnim 0.8s ease forwards 0.4s;
}

.slide-up-delay-3 {
    opacity: 0;
    transform: translateY(30px);
    animation: slideUpAnim 0.8s ease forwards 0.6s;
}

@keyframes slideUpAnim {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.fade-in-scroll {
    opacity: 0;
    transform: translateY(40px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

.fade-in-scroll.visible {
    opacity: 1;
    transform: translateY(0);
}

/* Responsive Design */
@media (max-width: 992px) {
    .hero-title {
        font-size: 3.5rem;
    }
    .about-grid, .contact-wrapper {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .hero-title {
        font-size: 2.8rem;
    }
    
    .nav-links {
        position: absolute;
        top: 100%;
        left: -100%;
        width: 100%;
        background: rgba(6, 11, 25, 0.95);
        backdrop-filter: blur(var(--glass-blur));
        flex-direction: column;
        padding: 40px 0;
        transition: 0.4s ease;
        border-bottom: 1px solid var(--border);
    }
    
    .nav-links.active {
        left: 0;
    }
    
    .hamburger {
        display: block;
    }
    
    .hamburger.active .bar:nth-child(2) {
        opacity: 0;
    }
    
    .hamburger.active .bar:nth-child(1) {
        transform: translateY(8px) rotate(45deg);
    }
    
    .hamburger.active .bar:nth-child(3) {
        transform: translateY(-8px) rotate(-45deg);
    }
    
    .contact-wrapper {
        padding: 30px;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 2.2rem;
    }
    
    .hero-cta {
        flex-direction: column;
        align-items: flex-start;
    }
    
    .btn {
        width: 100%;
        text-align: center;
    }
}