:root {
    /* Colors */
    --bg-dark: #05070a;
    --bg-card: rgba(15, 20, 28, 0.7);
    --primary: #00f2ff;
    --primary-glow: rgba(0, 242, 255, 0.4);
    --secondary: #7000ff;
    --text-main: #e0e6ed;
    --text-muted: #94a3b8;
    --white: #ffffff;
    
    /* Fonts */
    --font-main: 'Inter', sans-serif;
    --font-accent: 'Outfit', sans-serif;
    
    /* Spacing */
    --section-padding: 100px 0;
    --container-width: 1200px;
    
    /* Transitions */
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
    scroll-behavior: smooth;
}

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

.container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 20px;
}

ul {
    list-style: none;
}

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

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

/* Typography */
h1, h2, h3, .logo-text {
    font-family: var(--font-accent);
    font-weight: 800;
}

h1 {
    font-size: clamp(2.5rem, 6vw, 4.5rem);
    line-height: 1.1;
    margin-bottom: 20px;
    text-shadow: 0 4px 15px rgba(0, 0, 0, 0.8);
}

h2 {
    font-size: clamp(2rem, 4vw, 3rem);
    margin-bottom: 20px;
}

.gradient-text {
    background: linear-gradient(90deg, var(--primary), var(--secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

/* Buttons */
.btn-primary {
    background: var(--primary);
    color: var(--bg-dark);
    padding: 15px 30px;
    border-radius: 50px;
    font-weight: 700;
    display: inline-block;
    box-shadow: 0 0 20px var(--primary-glow);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 0 30px var(--primary-glow);
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    padding: 10px 25px;
    border-radius: 50px;
    font-weight: 600;
}

.btn-secondary:hover {
    background: var(--primary);
    color: var(--bg-dark);
}

.btn-outline {
    border: 2px solid var(--primary);
    color: var(--primary);
    padding: 15px 30px;
    border-radius: 50px;
    font-weight: 700;
}

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

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

#main-nav.scrolled {
    background: rgba(5, 7, 10, 0.8);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    padding: 12px 0;
    border-bottom: 1px solid rgba(0, 242, 255, 0.1);
}

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

.logo-text {
    font-size: 1.5rem;
    letter-spacing: 2px;
}

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

.nav-links {
    display: flex;
    align-items: center;
    gap: 40px;
}

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

.menu-toggle {
    display: none;
    font-size: 1.5rem;
    cursor: pointer;
}

/* Hero Section */
#hero {
    height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    background: url('assets/hero-bg.png') no-repeat center center/cover;
    overflow: hidden;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, rgba(5, 7, 10, 0.95) 0%, rgba(5, 7, 10, 0.6) 50%, rgba(5, 7, 10, 0.3) 100%);
}

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

.badge {
    background: rgba(0, 242, 255, 0.1);
    color: var(--primary);
    padding: 5px 15px;
    border-radius: 20px;
    font-size: 0.9rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    border: 1px solid var(--primary);
    margin-bottom: 20px;
    display: inline-block;
}

#hero p {
    font-size: 1.25rem;
    color: var(--white);
    margin-bottom: 40px;
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.8);
    max-width: 650px;
}

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

.scroll-indicator {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 2;
}

.mouse {
    width: 25px;
    height: 45px;
    border: 2px solid var(--text-muted);
    border-radius: 20px;
    position: relative;
}

.mouse::before {
    content: '';
    width: 4px;
    height: 8px;
    background: var(--primary);
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    top: 10px;
    border-radius: 2px;
    animation: scroll 2s infinite;
}

@keyframes scroll {
    0% { transform: translate(-50%, 0); opacity: 1; }
    100% { transform: translate(-50%, 20px); opacity: 0; }
}

/* Trust Bar */
#trust-bar {
    padding: 40px 0;
    background: rgba(255, 255, 255, 0.02);
    padding: 60px 0;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.03), transparent);
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    overflow: hidden;
}

#trust-bar p {
    text-align: center;
    color: var(--text-muted);
    font-size: 0.9rem;
    margin-bottom: 25px;
    text-transform: uppercase;
    letter-spacing: 2px;
}

.logos-grid {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 80px;
    opacity: 0.5;
    animation: scrollLogos 40s linear infinite;
}

@keyframes scrollLogos {
    0% { transform: translateX(0); }
    100% { transform: translateX(-20%); } /* Minimal move to keep it looking natural if not enough logos */
}

.logo-item {
    font-weight: 800;
    font-size: 1.2rem;
    color: var(--white);
    letter-spacing: 1px;
}

/* Services Section */
#services {
    padding: 120px 0;
}

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

.section-header p {
    color: var(--text-muted);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
}

.service-card {
    background: var(--bg-card);
    border: 1px solid rgba(255, 255, 255, 0.05);
    padding: 40px;
    border-radius: 24px;
    backdrop-filter: blur(10px);
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, transparent 0%, rgba(0, 242, 255, 0.05) 100%);
    opacity: 0;
    transition: var(--transition);
}

.service-card:hover {
    transform: translateY(-10px);
    border-color: var(--primary);
    box-shadow: 0 10px 30px rgba(0, 242, 255, 0.1);
}

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

.icon-box {
    width: 60px;
    height: 60px;
    background: rgba(0, 242, 255, 0.1);
    color: var(--primary);
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    margin-bottom: 25px;
}

.service-card h3 {
    margin-bottom: 15px;
}

.service-card p {
    color: var(--text-muted);
    font-size: 0.95rem;
}

/* Expertise Section */
#expertise {
    padding: 120px 0;
    background: linear-gradient(180deg, var(--bg-dark) 0%, rgba(112, 0, 255, 0.03) 100%);
}

.expertise-wrapper {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
}

.expertise-image {
    position: relative;
}

.expertise-image img {
    border-radius: 30px;
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.5);
}

.experience-badge {
    position: absolute;
    bottom: -20px;
    right: -20px;
    background: rgba(15, 20, 28, 0.6);
    backdrop-filter: blur(15px);
    -webkit-backdrop-filter: blur(15px);
    border: 1px solid var(--primary);
    padding: 20px 30px;
    border-radius: 24px;
    text-align: center;
    box-shadow: 0 10px 40px rgba(0, 242, 255, 0.3);
    z-index: 2;
}

.experience-badge span {
    font-size: 2rem;
    font-weight: 800;
    color: var(--primary);
    display: block;
}

.experience-badge p {
    font-size: 0.8rem;
    text-transform: uppercase;
    font-weight: 700;
}

.expertise-content h2 {
    margin-bottom: 25px;
}

.expertise-content p {
    margin-bottom: 30px;
    font-size: 1.1rem;
    color: var(--text-muted);
}

.check-list li {
    margin-bottom: 15px;
    display: flex;
    align-items: center;
    gap: 15px;
    font-weight: 600;
}

.check-list i {
    color: var(--primary);
}

/* Contact Section */
#contact {
    padding: var(--section-padding);
}

.contact-card {
    background: var(--bg-card);
    border: 1px solid rgba(255, 255, 255, 0.05);
    border-radius: 40px;
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    overflow: hidden;
    backdrop-filter: blur(20px);
}

.contact-info {
    padding: 60px;
    background: linear-gradient(135deg, rgba(112, 0, 255, 0.1) 0%, rgba(0, 242, 255, 0.1) 100%);
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.contact-info h2 {
    margin-bottom: 20px;
}

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

.contact-meta {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

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

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

.contact-form-wrapper {
    padding: 60px;
    background: rgba(255, 255, 255, 0.02);
}

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

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

.form-group input, 
.form-group select, 
.form-group textarea {
    width: 100%;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    padding: 12px 15px;
    border-radius: 12px;
    color: var(--white);
    font-family: inherit;
    transition: var(--transition);
}

.form-group input:focus, 
.form-group select:focus, 
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary);
    background: rgba(255, 255, 255, 0.1);
}

.btn-submit {
    width: 100%;
    background: var(--primary);
    color: var(--bg-dark);
    padding: 15px;
    border-radius: 12px;
    font-weight: 700;
    border: none;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    transition: var(--transition);
    font-size: 1rem;
}

.btn-submit:hover {
    transform: scale(1.02) translateY(-2px);
    box-shadow: 0 10px 25px var(--primary-glow);
}

#form-success {
    text-align: center;
    padding: 40px;
}

#form-success i {
    font-size: 3rem;
    color: var(--primary);
    margin-bottom: 20px;
}

.hidden {
    display: none;
}

/* Footer */
footer {
    padding: 80px 0 30px;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
}

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

.footer-about p {
    margin-top: 20px;
    color: var(--text-muted);
    max-width: 350px;
    font-size: 0.95rem;
}

.social-links {
    display: flex;
    gap: 15px;
    margin-top: 25px;
}

.social-links a {
    width: 40px;
    height: 40px;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
}

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

.footer-links h4, 
.footer-legal h4 {
    margin-bottom: 20px;
    font-size: 1.1rem;
}

.footer-links li, 
.footer-legal li {
    margin-bottom: 12px;
    color: var(--text-muted);
}

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

.footer-bottom {
    padding-top: 30px;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    text-align: center;
    color: var(--text-muted);
    font-size: 0.9rem;
}

/* Responsive */
@media (max-width: 992px) {
    .expertise-wrapper, .contact-card {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .contact-info {
        padding: 40px;
    }
    
    .contact-form-wrapper {
        padding: 40px;
    }
}

@media (max-width: 768px) {
    .nav-links {
        display: none;
    }
    
    .menu-toggle {
        display: block;
    }
    
    .hero-actions {
        flex-direction: column;
    }
    
    .footer-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }
}

/* --- Additional DA Polish --- */

/* Progress Bar */
#progress-bar {
    position: fixed;
    top: 0;
    left: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--primary), var(--secondary));
    z-index: 2000;
    width: 0%;
    transition: width 0.1s ease;
}

/* Mobile Menu Overlay */
#mobile-menu-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(5, 7, 10, 0.98);
    backdrop-filter: blur(20px);
    z-index: 1500;
    display: flex;
    align-items: center;
    justify-content: center;
    transform: translateY(-100%);
    transition: transform 0.6s cubic-bezier(0.8, 0, 0.2, 1);
}

#mobile-menu-overlay.active {
    transform: translateY(0);
}

.close-menu {
    position: absolute;
    top: 30px;
    right: 30px;
    font-size: 2rem;
    color: var(--primary);
    cursor: pointer;
}

.mobile-nav-links {
    text-align: center;
}

.mobile-nav-links li {
    margin-bottom: 30px;
}

.mobile-nav-links a {
    font-size: 2rem;
    font-family: var(--font-accent);
    font-weight: 800;
    color: var(--white);
}

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

/* Staggered Animation classes */
.stagger-reveal {
    opacity: 0;
    transform: translateY(30px);
}

.stagger-reveal.revealed {
    opacity: 1;
    transform: translateY(0);
    transition: all 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Form Focus Glow */
.form-group input:focus, 
.form-group select:focus, 
.form-group textarea:focus {
    box-shadow: 0 0 15px var(--primary-glow);
}