/* =========================================
   CSS Reset & Custom Properties
   ========================================= */
:root {
    /* Colors */
    --primary: #007BFF;
    --primary-light: #4D9CFF;
    --primary-dark: #0056b3;
    --secondary: #0A192F;
    --text-main: #1A1A1A;
    --text-muted: #666666;
    --text-light: #F8F9FA;
    --bg-main: #FFFFFF;
    --bg-light: #F4F7FB;
    --bg-dark: #0B0C10;
    
    /* Typography */
    --font-heading: 'Outfit', sans-serif;
    --font-body: 'Inter', sans-serif;
    
    /* Spacing & Layout */
    --section-padding: 100px 0;
    --container-width: 1200px;
    --border-radius: 16px;
    
    /* Shadows */
    --shadow-sm: 0 4px 12px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 10px 30px rgba(0, 123, 255, 0.1);
    --shadow-lg: 0 20px 40px rgba(0, 123, 255, 0.15);
    
    /* Transitions */
    --transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
}

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

html {
    scroll-behavior: smooth;
    overflow-x: hidden;
}

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

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    color: var(--secondary);
    line-height: 1.2;
}

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

ul {
    list-style: none;
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

/* =========================================
   Utility Classes
   ========================================= */
.container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 20px;
}

.section-padding {
    padding: var(--section-padding);
}

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

.flex-between {
    display: flex;
    justify-content: space-between;
    align-items: flex-end;
}

.text-gradient {
    background: linear-gradient(135deg, var(--primary), #00C6FF);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    display: inline-block;
}

.bg-light {
    background-color: var(--bg-light);
}

.bg-dark {
    background-color: var(--bg-dark);
}

.text-white {
    color: #FFF !important;
}

.text-light {
    color: rgba(255,255,255,0.7) !important;
}

.mb-4 { margin-bottom: 1.5rem; }
.mb-5 { margin-bottom: 2rem; }
.mt-4 { margin-top: 1.5rem; }

/* Buttons */
.btn {
    display: inline-block;
    padding: 12px 28px;
    border-radius: 30px;
    font-family: var(--font-heading);
    font-weight: 600;
    font-size: 1rem;
    transition: var(--transition);
    cursor: pointer;
    border: none;
    text-align: center;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary), var(--primary-light));
    color: white;
    box-shadow: 0 8px 20px rgba(0, 123, 255, 0.3);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 12px 25px rgba(0, 123, 255, 0.4);
}

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

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

.btn-lg {
    padding: 15px 35px;
    font-size: 1.1rem;
}

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

.btn i {
    margin-left: 8px;
    vertical-align: middle;
}

/* Section Headers */
.section-subtitle {
    color: var(--primary);
    font-size: 1rem;
    text-transform: uppercase;
    letter-spacing: 2px;
    margin-bottom: 10px;
    font-weight: 700;
}

.section-title {
    font-size: 2.5rem;
    margin-bottom: 40px;
    font-weight: 800;
}

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

.navbar.scrolled {
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(10px);
    box-shadow: var(--shadow-sm);
    padding: 15px 0;
}

.nav-container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo img {
    height: 40px;
    width: auto;
}

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

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

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--primary);
    transition: var(--transition);
}

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

.nav-links a:hover::after {
    width: 100%;
}

.nav-actions {
    display: flex;
    align-items: center;
    gap: 15px;
}

.mobile-menu-btn {
    display: none;
    background: none;
    border: none;
    font-size: 1.8rem;
    color: var(--secondary);
    cursor: pointer;
}

/* =========================================
   Hero Section
   ========================================= */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    background-image: url('images/hero_abstract.png');
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    overflow: hidden;
}

.hero-bg-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(to right, rgba(255, 255, 255, 0.95) 0%, rgba(255, 255, 255, 0.7) 100%);
    z-index: 1;
}

.hero-content {
    position: relative;
    z-index: 2;
    max-width: 800px;
    padding: 0 5%;
}

.tagline {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    background: rgba(0, 123, 255, 0.1);
    color: var(--primary);
    padding: 8px 16px;
    border-radius: 20px;
    font-family: var(--font-heading);
    font-weight: 600;
    font-size: 0.9rem;
    margin-bottom: 20px;
}

.tagline .dot {
    width: 8px;
    height: 8px;
    background-color: var(--primary);
    border-radius: 50%;
    display: inline-block;
    animation: pulse 2s infinite;
}

.hero h1 {
    font-size: 4.5rem;
    font-weight: 800;
    margin-bottom: 20px;
    line-height: 1.1;
}

.hero p {
    font-size: 1.25rem;
    color: var(--text-muted);
    margin-bottom: 40px;
    max-width: 600px;
}

.hero-buttons {
    display: flex;
    gap: 20px;
}

.scroll-indicator {
    position: absolute;
    bottom: 40px;
    left: 5%;
    z-index: 2;
    display: flex;
    align-items: center;
    gap: 10px;
    font-family: var(--font-heading);
    font-size: 0.9rem;
    color: var(--text-muted);
    animation: bounce 2s infinite;
}

.mouse {
    width: 24px;
    height: 36px;
    border: 2px solid var(--text-muted);
    border-radius: 12px;
    position: relative;
}

.mouse::before {
    content: '';
    position: absolute;
    top: 6px;
    left: 50%;
    transform: translateX(-50%);
    width: 4px;
    height: 6px;
    background-color: var(--text-muted);
    border-radius: 2px;
    animation: scroll 1.5s infinite;
}

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

.service-card {
    background: var(--bg-main);
    padding: 40px 30px;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
    border: 1px solid rgba(0, 0, 0, 0.05);
    position: relative;
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: linear-gradient(90deg, var(--primary), #00C6FF);
    transform: scaleX(0);
    transform-origin: left;
    transition: var(--transition);
}

.service-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-md);
}

.service-card:hover::before {
    transform: scaleX(1);
}

.icon-wrapper {
    width: 60px;
    height: 60px;
    background: rgba(0, 123, 255, 0.1);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    color: var(--primary);
    margin-bottom: 20px;
    transition: var(--transition);
}

.service-card:hover .icon-wrapper {
    background: var(--primary);
    color: white;
}

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

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

/* =========================================
   Why Us Section
   ========================================= */
.why-us-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.features-list {
    margin-top: 30px;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

.feature-item {
    display: flex;
    gap: 15px;
    align-items: flex-start;
}

.feature-item i {
    font-size: 1.5rem;
    color: var(--primary);
    margin-top: 3px;
}

.feature-item h4 {
    font-size: 1.1rem;
    margin-bottom: 5px;
}

.feature-item p {
    font-size: 0.9rem;
    color: var(--text-muted);
}

.glass-card {
    background: rgba(255, 255, 255, 0.4);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.5);
    border-radius: 24px;
    padding: 60px 40px;
    position: relative;
    height: 500px;
    box-shadow: var(--shadow-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.circle {
    position: absolute;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--primary), #00C6FF);
    filter: blur(40px);
    z-index: -1;
    opacity: 0.6;
}

.circle-1 {
    width: 300px;
    height: 300px;
    top: -50px;
    right: -50px;
    animation: float 6s ease-in-out infinite;
}

.circle-2 {
    width: 200px;
    height: 200px;
    bottom: -50px;
    left: -50px;
    background: linear-gradient(135deg, #00C6FF, #0056b3);
    animation: float 8s ease-in-out infinite reverse;
}

.content-overlay {
    text-align: center;
    background: white;
    padding: 30px;
    border-radius: 16px;
    box-shadow: var(--shadow-md);
}

.content-overlay h3 {
    font-size: 2rem;
    color: var(--primary);
    margin-bottom: 10px;
}

/* =========================================
   Process Section
   ========================================= */
.process-timeline {
    display: flex;
    justify-content: space-between;
    position: relative;
    margin-top: 40px;
}

.process-timeline::before {
    content: '';
    position: absolute;
    top: 30px;
    left: 0;
    width: 100%;
    height: 2px;
    background: rgba(0, 123, 255, 0.2);
    z-index: 1;
}

.process-step {
    position: relative;
    z-index: 2;
    text-align: center;
    flex: 1;
    padding: 0 15px;
}

.step-number {
    width: 60px;
    height: 60px;
    background: var(--bg-main);
    border: 2px solid var(--primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-heading);
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--primary);
    margin: 0 auto 20px;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
}

.process-step:hover .step-number {
    background: var(--primary);
    color: white;
    transform: scale(1.1);
}

.process-step h3 {
    font-size: 1.2rem;
    margin-bottom: 10px;
}

.process-step p {
    font-size: 0.9rem;
    color: var(--text-muted);
}

/* =========================================
   Portfolio Section
   ========================================= */
.portfolio-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 30px;
    margin-top: 40px;
}

.portfolio-card {
    border-radius: var(--border-radius);
    overflow: hidden;
    background: var(--bg-main);
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
}

.portfolio-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-lg);
}

.img-wrapper {
    position: relative;
    overflow: hidden;
    aspect-ratio: 4/3;
}

.img-wrapper img, .placeholder-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.bg-gradient {
    background: linear-gradient(45deg, #FF6B6B, #4ECDC4);
}

.portfolio-card:hover .img-wrapper img {
    transform: scale(1.05);
}

.overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(10, 25, 47, 0.7);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: var(--transition);
}

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

.view-btn {
    width: 60px;
    height: 60px;
    background: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    color: var(--primary);
    transform: translateY(20px);
    transition: var(--transition);
}

.portfolio-card:hover .view-btn {
    transform: translateY(0);
}

.portfolio-info {
    padding: 25px;
}

.portfolio-info span {
    font-size: 0.85rem;
    color: var(--primary);
    text-transform: uppercase;
    font-weight: 600;
    letter-spacing: 1px;
}

.portfolio-info h3 {
    font-size: 1.4rem;
    margin-top: 5px;
}

/* =========================================
   Awards & Stats Section
   ========================================= */
.awards-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
    margin-top: 40px;
}

.award-item {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    padding: 40px 20px;
    border-radius: 16px;
    transition: var(--transition);
}

.award-item:hover {
    background: rgba(255, 255, 255, 0.1);
    transform: translateY(-5px);
}

.text-large {
    font-size: 3rem;
    margin-bottom: 20px;
}

.stats {
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    color: white;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 30px;
    text-align: center;
}

.stat-item h2 {
    font-size: 4rem;
    color: white;
    display: inline-block;
    margin-bottom: 0;
}

.stat-item span {
    font-size: 2rem;
    font-family: var(--font-heading);
    font-weight: 700;
}

.stat-item p {
    font-size: 1.1rem;
    opacity: 0.8;
}

/* =========================================
   About Us Section
   ========================================= */
.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.about-img {
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
}

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

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

.testimonial-card {
    background: var(--bg-main);
    padding: 40px;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-sm);
    position: relative;
    border: 1px solid rgba(0,0,0,0.05);
}

.quote-icon {
    font-size: 2rem;
    color: rgba(0, 123, 255, 0.2);
    margin-bottom: 20px;
}

.testimonial-card p {
    font-size: 1.1rem;
    font-style: italic;
    margin-bottom: 30px;
    color: var(--text-muted);
}

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

.author img {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    object-fit: cover;
}

.avatar-placeholder {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: var(--primary-light);
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 1.2rem;
}

.author h4 {
    font-size: 1rem;
    margin-bottom: 0;
}

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

/* =========================================
   Contact Section
   ========================================= */
.contact {
    background-image: url('images/hero_abstract.png');
    background-size: cover;
    background-position: center;
    position: relative;
}

.contact::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(10, 25, 47, 0.85); /* Dark overlay */
}

.contact-wrapper {
    position: relative;
    z-index: 2;
    display: grid;
    grid-template-columns: 1fr 1fr;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 24px;
    overflow: hidden;
    box-shadow: var(--shadow-lg);
}

.contact-info {
    padding: 60px;
    background: linear-gradient(135deg, rgba(0, 123, 255, 0.8), rgba(0, 86, 179, 0.8));
}

.info-item {
    display: flex;
    gap: 15px;
    margin-bottom: 30px;
}

.info-item i {
    font-size: 1.5rem;
    margin-top: 5px;
}

.info-item h5 {
    font-size: 1.1rem;
    margin-bottom: 5px;
}

.info-item p {
    margin: 0;
}

.contact-form-container {
    padding: 60px;
    background: white;
}

.form-group {
    margin-bottom: 25px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 600;
    color: var(--secondary);
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 15px;
    border: 1px solid rgba(0, 0, 0, 0.1);
    border-radius: 8px;
    font-family: var(--font-body);
    font-size: 1rem;
    transition: var(--transition);
    background: var(--bg-light);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(0, 123, 255, 0.1);
}

/* =========================================
   Footer
   ========================================= */
.footer {
    background: var(--bg-dark);
    color: white;
    padding-top: 80px;
}

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

.footer-logo {
    height: 50px;
    margin-bottom: 20px;
    filter: brightness(0) invert(1);
}

.footer-brand p {
    color: rgba(255, 255, 255, 0.7);
    margin-bottom: 25px;
    max-width: 300px;
}

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

.social-links a {
    width: 40px;
    height: 40px;
    background: rgba(255, 255, 255, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    transition: var(--transition);
}

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

.footer-links h3 {
    color: white;
    margin-bottom: 25px;
    font-size: 1.2rem;
}

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

.footer-links ul li a {
    color: rgba(255, 255, 255, 0.7);
    transition: var(--transition);
}

.footer-links ul li a:hover {
    color: var(--primary);
    padding-left: 5px;
}

.footer-bottom {
    padding: 30px 0;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    display: flex;
    justify-content: space-between;
    align-items: center;
    color: rgba(255, 255, 255, 0.5);
    font-size: 0.9rem;
}

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

.legal-links a:hover {
    color: white;
}

/* =========================================
   Animations & Responsive
   ========================================= */

/* Animations */
@keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-20px); }
}

@keyframes pulse {
    0% { transform: scale(1); opacity: 1; }
    50% { transform: scale(1.5); opacity: 0.5; }
    100% { transform: scale(1); opacity: 1; }
}

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% { transform: translateY(0); }
    40% { transform: translateY(-10px); }
    60% { transform: translateY(-5px); }
}

@keyframes scroll {
    0% { transform: translate(-50%, 0); opacity: 1; }
    100% { transform: translate(-50%, 15px); opacity: 0; }
}

/* Scroll Reveal Classes */
.slide-up {
    opacity: 0;
    transform: translateY(40px);
    transition: opacity 0.8s ease-out, transform 0.8s ease-out;
}

.slide-up.visible {
    opacity: 1;
    transform: translateY(0);
}

.fade-in-up {
    opacity: 0;
    transform: translateY(20px);
    animation: fadeInUp 0.8s ease-out forwards;
}

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

.delay-1 { animation-delay: 0.2s; transition-delay: 0.2s; }
.delay-2 { animation-delay: 0.4s; transition-delay: 0.4s; }
.delay-3 { animation-delay: 0.6s; transition-delay: 0.6s; }

.stagger-1 { transition-delay: 0.1s; }
.stagger-2 { transition-delay: 0.2s; }
.stagger-3 { transition-delay: 0.3s; }
.stagger-4 { transition-delay: 0.4s; }
.stagger-5 { transition-delay: 0.5s; }

/* Responsive Design */
@media (max-width: 1024px) {
    .hero h1 { font-size: 3.5rem; }
    .why-us-content, .about-grid { grid-template-columns: 1fr; }
    .contact-wrapper { grid-template-columns: 1fr; }
    .footer-top { grid-template-columns: 1fr 1fr; }
    .process-timeline { flex-direction: column; gap: 30px; }
    .process-timeline::before { display: none; }
}

@media (max-width: 768px) {
    .nav-links, .nav-actions .btn { display: none; }
    .mobile-menu-btn { display: block; }
    
    .hero h1 { font-size: 2.5rem; }
    .hero-buttons { flex-direction: column; }
    
    .features-list { grid-template-columns: 1fr; }
    .footer-top { grid-template-columns: 1fr; }
    .footer-bottom { flex-direction: column; gap: 20px; text-align: center; }
    
    .section-padding { padding: 60px 0; }
    .glass-card { height: 350px; }
    
    .contact-info { padding: 40px 20px; }
    .contact-form-container { padding: 40px 20px; }
}