/* --- Global Theme & Architecture Design Variables --- */
:root {
    --primary-purple: #8B5CF6;
    --dark-purple: #4C1D95;
    --pure-white: #FFFFFF;
    --deep-bg: #0B0B0B;
    --text-muted: #A1A1AA;
    --glass-bg: rgba(255, 255, 255, 0.03);
    --glass-border: rgba(139, 92, 246, 0.15);
    --neon-glow: 0 0 20px rgba(139, 92, 246, 0.4);
    --font-heading: 'Orbitron', sans-serif;
    --font-body: 'Inter', sans-serif;
    --transition-smooth: all 0.4s cubic-bezier(0.25, 0.8, 0.25, 1);
}

/* --- Base Formats & Dynamic Resets --- */
* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
    scroll-behavior: smooth;
}

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

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

.grid {
    display: grid;
    gap: 32px;
}

.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }

/* --- Global Section Utilities --- */
section {
    padding: 100px 0;
    position: relative;
}

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

.section-tag {
    font-family: var(--font-heading);
    color: var(--primary-purple);
    font-size: 0.85rem;
    letter-spacing: 4px;
    text-transform: uppercase;
    display: block;
    margin-bottom: 8px;
}

.section-header h2 {
    font-family: var(--font-heading);
    font-size: 2.5rem;
    font-weight: 700;
    letter-spacing: 1px;
}

/* --- Loader System --- */
#loader {
    position: fixed;
    inset: 0;
    background: var(--deep-bg);
    z-index: 9999;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: opacity 0.5s ease, visibility 0.5s ease;
}

.loader-content {
    text-align: center;
    width: 250px;
}

.loader-logo {
    width: 140px;
    margin-bottom: 24px;
    filter: drop-shadow(0 0 10px rgba(139, 92, 246, 0.3));
}

.loader-bar {
    width: 100%;
    height: 3px;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 4px;
    overflow: hidden;
}

.loader-bar span {
    display: block;
    height: 100%;
    width: 0;
    background: var(--primary-purple);
    box-shadow: var(--neon-glow);
    animation: loadProgress 2s forwards cubic-bezier(0.1, 0.8, 0.3, 1);
}

@keyframes loadProgress {
    to { width: 100%; }
}

/* --- Scroll Progress Bar --- */
#scroll-progress {
    position: fixed;
    top: 0;
    left: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--dark-purple), var(--primary-purple));
    z-index: 1000;
    width: 0%;
}

/* --- Glassmorphism UI Components --- */
.glass-card {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-radius: 16px;
    padding: 32px;
    transition: var(--transition-smooth);
}

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

/* --- Button Design Systems --- */
.btn {
    font-family: var(--font-heading);
    font-size: 0.9rem;
    font-weight: 700;
    letter-spacing: 1px;
    text-transform: uppercase;
    padding: 16px 32px;
    border-radius: 8px;
    cursor: pointer;
    text-decoration: none;
    display: inline-block;
    transition: var(--transition-smooth);
}

.btn-primary {
    background: var(--primary-purple);
    color: var(--pure-white);
    border: 1px solid var(--primary-purple);
    box-shadow: var(--neon-glow);
}

.btn-primary:hover {
    background: transparent;
    box-shadow: none;
}

.btn-secondary {
    background: transparent;
    color: var(--pure-white);
    border: 1px solid rgba(255, 255, 255, 0.2);
    margin-left: 16px;
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.05);
    border-color: var(--pure-white);
}

/* --- Navigation System --- */
.navbar {
    position: fixed;
    top: 0;
    width: 100%;
    z-index: 900;
    padding: 24px 0;
    transition: var(--transition-smooth);
}

.navbar.sticky {
    padding: 12px 0;
    background: rgba(11, 11, 11, 0.85);
    backdrop-filter: blur(16px);
    border-bottom: 1px solid rgba(139, 92, 246, 0.1);
}

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

.nav-logo img {
    height: 45px;
    display: block;
}

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

.nav-link {
    font-family: var(--font-heading);
    font-size: 0.85rem;
    color: var(--text-muted);
    text-decoration: none;
    letter-spacing: 1px;
    text-transform: uppercase;
    transition: var(--transition-smooth);
}

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

.nav-btn-alt {
    font-family: var(--font-heading);
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    text-decoration: none;
    color: var(--pure-white);
    border: 1px solid var(--primary-purple);
    padding: 10px 20px;
    border-radius: 6px;
    transition: var(--transition-smooth);
}

.nav-btn-alt:hover {
    background: var(--primary-purple);
    box-shadow: var(--neon-glow);
}

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

.hamburger .bar {
    display: block;
    width: 25px;
    height: 2px;
    margin: 5px auto;
    background-color: var(--pure-white);
    transition: var(--transition-smooth);
}

/* --- Hero Section Elements --- */
.hero-section {
    height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    overflow: hidden;
}

#particle-canvas {
    position: absolute;
    inset: 0;
    z-index: 1;
}

.hero-container {
    position: relative;
    z-index: 2;
    max-width: 900px;
    padding: 0 24px;
}

.hero-logo-wrapper {
    margin-bottom: 24px;
}

.hero-logo {
    height: 120px;
    filter: drop-shadow(0 0 20px rgba(139, 92, 246, 0.4));
}

.hero-title {
    font-family: var(--font-heading);
    font-size: 4rem;
    font-weight: 900;
    line-height: 1.1;
    text-transform: uppercase;
    letter-spacing: -1px;
    margin-bottom: 16px;
    background: linear-gradient(135deg, #FFF 30%, var(--primary-purple));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero-subtitle {
    font-size: 1.35rem;
    color: var(--text-muted);
    font-weight: 300;
    margin-bottom: 40px;
}

.glow-sphere {
    position: absolute;
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, rgba(76,29,149,0.3) 0%, transparent 70%);
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    z-index: 1;
    pointer-events: none;
}

/* --- About Us Elements --- */
.about-content-box {
    background: linear-gradient(135deg, rgba(255,255,255,0.02), rgba(139,92,246,0.02));
    border: 1px solid var(--glass-border);
    border-radius: 24px;
    padding: 60px 40px;
    text-align: center;
    max-width: 900px;
    margin: 0 auto;
}

.about-content-box p {
    font-size: 1.5rem;
    font-weight: 300;
    color: rgba(255, 255, 255, 0.9);
    line-height: 1.8;
}

/* --- Services Elements --- */
.service-card .card-icon {
    font-size: 2rem;
    color: var(--primary-purple);
    margin-bottom: 20px;
}

.service-card h3 {
    font-family: var(--font-heading);
    font-size: 1.25rem;
    margin-bottom: 12px;
}

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

/* --- Why Choose Us Elements --- */
.feature-card .feature-icon {
    font-size: 1.75rem;
    color: var(--primary-purple);
    margin-bottom: 16px;
}

.feature-card h3 {
    font-family: var(--font-heading);
    font-size: 1.15rem;
    margin-bottom: 8px;
}

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

/* --- Portfolio Elements --- */
.portfolio-item {
    position: relative;
    padding: 0;
    overflow: hidden;
    height: 280px;
    border-radius: 16px;
}

.portfolio-img-mock {
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, #16161a, #030303);
    display: flex;
    align-items: center;
    justify-content: center;
    color: rgba(255, 255, 255, 0.1);
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 1.2rem;
    letter-spacing: 2px;
    text-transform: uppercase;
}

.portfolio-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(11, 11, 11, 0.95), rgba(76, 29, 149, 0.4));
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    padding: 32px;
    opacity: 0;
    transition: var(--transition-smooth);
}

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

.portfolio-overlay h4 {
    font-family: var(--font-heading);
    font-size: 1.2rem;
    margin-bottom: 4px;
}

.portfolio-overlay p {
    color: var(--primary-purple);
    font-size: 0.85rem;
    font-weight: 600;
    letter-spacing: 1px;
}

/* --- Statistics Elements --- */
.stats-section {
    background: rgba(139, 92, 246, 0.02);
    border-y: 1px solid var(--glass-border);
}

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

.stat-number {
    font-family: var(--font-heading);
    font-size: 3.5rem;
    font-weight: 900;
    color: var(--primary-purple);
    margin-bottom: 8px;
    text-shadow: var(--neon-glow);
}

.stat-label {
    font-size: 0.95rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 1px;
}

/* --- Testimonials Elements --- */
.testimonial-card .testimonial-text {
    font-style: italic;
    color: rgba(255,255,255,0.85);
    margin-bottom: 24px;
}

.client-info strong {
    display: block;
    color: var(--primary-purple);
}

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

/* --- Contact & Interactive Forms --- */
.contact-info-panel h2 {
    font-family: var(--font-heading);
    font-size: 2.5rem;
    margin: 16px 0;
}

.contact-info-panel p {
    color: var(--text-muted);
    margin-bottom: 32px;
}

.social-links {
    display: flex;
    gap: 16px;
}

.social-icon {
    width: 45px;
    height: 45px;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--pure-white);
    text-decoration: none;
    transition: var(--transition-smooth);
}

.social-icon:hover {
    background: var(--primary-purple);
    box-shadow: var(--neon-glow);
    border-color: var(--primary-purple);
}

.form-group {
    position: relative;
    margin-bottom: 24px;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 16px;
    background: rgba(0, 0, 0, 0.3);
    border: 1px solid var(--glass-border);
    border-radius: 8px;
    color: var(--pure-white);
    font-family: var(--font-body);
    font-size: 1rem;
    transition: var(--transition-smooth);
}

.form-group textarea { resize: none; }

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-purple);
    box-shadow: var(--neon-glow);
}

.form-group label {
    position: absolute;
    left: 16px;
    top: 16px;
    color: var(--text-muted);
    pointer-events: none;
    transition: var(--transition-smooth);
}

.form-group input:focus ~ label,
.form-group input:not(:placeholder-shown) ~ label,
.form-group textarea:focus ~ label,
.form-group textarea:not(:placeholder-shown) ~ label {
    top: -10px;
    left: 12px;
    font-size: 0.75rem;
    background: var(--deep-bg);
    padding: 0 6px;
    color: var(--primary-purple);
}

.full-width { width: 100%; }

/* --- Footer Infrastructure --- */
.footer {
    border-top: 1px solid var(--glass-border);
    padding: 60px 0 20px;
}

.footer-content {
    display: flex;
    justify-content: space-between;
    margin-bottom: 40px;
}

.footer-brand { max-width: 400px; }
.footer-logo { height: 40px; margin-bottom: 16px; }
.footer-brand p { color: var(--text-muted); font-size: 0.95rem; }

.footer-links h4 {
    font-family: var(--font-heading);
    font-size: 1rem;
    margin-bottom: 16px;
}

.footer-links a {
    display: block;
    color: var(--text-muted);
    text-decoration: none;
    margin-bottom: 10px;
    font-size: 0.9rem;
    transition: var(--transition-smooth);
}

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

.footer-bottom {
    text-align: center;
    border-top: 1px solid rgba(255,255,255,0.05);
    padding-top: 20px;
    color: var(--text-muted);
    font-size: 0.85rem;
}

/* --- Floating Utilities --- */
.whatsapp-float-btn {
    position: fixed;
    bottom: 32px;
    right: 32px;
    width: 60px;
    height: 60px;
    background-color: #25D366;
    color: #FFF;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.8rem;
    z-index: 800;
    box-shadow: 0 4px 15px rgba(37, 211, 102, 0.4);
    text-decoration: none;
    transition: var(--transition-smooth);
}

.whatsapp-float-btn:hover {
    transform: scale(1.1);
}

#scroll-to-top {
    position: fixed;
    bottom: 32px;
    left: 32px;
    width: 50px;
    height: 50px;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 50%;
    color: var(--pure-white);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    opacity: 0;
    visibility: hidden;
    z-index: 800;
    transition: var(--transition-smooth);
}

#scroll-to-top.show {
    opacity: 1;
    visibility: visible;
}

/* --- Entrance & On-Scroll Reveal Framework Animations --- */
.fade-in {
    opacity: 0;
    transform: translateY(20px);
    animation: fadeInAnimation 1s forwards cubic-bezier(0.25, 0.8, 0.25, 1);
}

.hero-logo-wrapper.fade-in { animation-delay: 0.2s; }
.hero-title.fade-in { animation-delay: 0.4s; }
.hero-subtitle.fade-in { animation-delay: 0.6s; }
.hero-cta.fade-in { animation-delay: 0.8s; }

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

.scroll-reveal {
    opacity: 0;
    transform: translateY(40px);
    transition: opacity 0.8s ease, transform 0.8s cubic-bezier(0.25, 0.8, 0.25, 1);
}

.scroll-reveal.active {
    opacity: 1;
    transform: translateY(0);
}

/* --- Responsive Layout Configurations --- */
@media (max-width: 1024px) {
    .grid-4 { grid-template-columns: repeat(2, 1fr); gap: 24px; }
    .grid-3 { grid-template-columns: repeat(2, 1fr); }
    .hero-title { font-size: 3rem; }
}

@media (max-width: 768px) {
    .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
    .navbar { padding: 16px 0; background: rgba(11, 11, 11, 0.95); }
    .hamburger { display: block; }
    
    .nav-menu {
        position: fixed;
        top: 77px;
        left: -100%;
        width: 100%;
        height: calc(100vh - 77px);
        background: var(--deep-bg);
        flex-direction: column;
        padding: 40px 24px;
        transition: var(--transition-smooth);
        border-top: 1px solid var(--glass-border);
    }
    
    .nav-menu.active { left: 0; }
    .hero-title { font-size: 2.25rem; }
    .hero-subtitle { font-size: 1.1rem; }
    .hero-cta { display: flex; flex-direction: column; gap: 16px; align-items: center; }
    .btn-secondary { margin-left: 0; width: 100%; }
    .btn { width: 100%; text-align: center; }
    .footer-content { flex-direction: column; gap: 32px; }
}