/* ==========================================================================
   CSS Core & Variables
   ========================================================================== */
:root {
    /* Color Palette */
    --clr-primary-grad: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);
    --clr-primary: #4facfe;
    --clr-accent: #00f2fe;
    --clr-dark-bg: #090d16;
    --clr-dark-card: rgba(17, 25, 40, 0.65);
    --clr-light-bg: #f8fafc;
    --clr-light-card: #ffffff;
    
    /* Text Colors */
    --clr-text-light: #f8fafc;
    --clr-text-light-muted: #94a3b8;
    --clr-text-dark: #0f172a;
    --clr-text-dark-muted: #475569;
    
    /* Typography */
    --font-heading: 'Outfit', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    --font-body: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    
    /* UI Details */
    --radius-sm: 8px;
    --radius-md: 16px;
    --radius-lg: 24px;
    --transition-smooth: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    
    /* Layout */
    --container-max-width: 1200px;
    --section-spacing: 100px;
}

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

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: var(--font-body);
    font-weight: 400;
    line-height: 1.6;
    color: var(--clr-text-dark);
    background-color: #ffffff;
    overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: 700;
    line-height: 1.25;
    color: var(--clr-text-dark);
}

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

ul {
    list-style: none;
}

img, svg {
    max-width: 100%;
    height: auto;
    vertical-align: middle;
}

/* ==========================================================================
   Reusable Utilities
   ========================================================================== */
.container {
    inline-size: 90%;
    max-inline-size: var(--container-max-width);
    margin-inline: auto;
}

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

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

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

/* Section Headers */
.section-header {
    margin-bottom: 50px;
}

.section-header.text-center {
    max-width: 600px;
    margin-inline: auto;
}

.section-subtitle {
    display: inline-block;
    font-family: var(--font-heading);
    font-size: 0.875rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 2px;
    background: var(--clr-primary-grad);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    margin-bottom: 12px;
}

.section-header h2 {
    font-size: 2.25rem;
    color: var(--clr-text-dark);
    margin-bottom: 16px;
}

.section-desc {
    color: var(--clr-text-dark-muted);
    font-size: 1.125rem;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 12px 28px;
    font-family: var(--font-heading);
    font-size: 1rem;
    font-weight: 600;
    border-radius: var(--radius-sm);
    border: none;
    cursor: pointer;
    transition: var(--transition-smooth);
}

.btn-sm {
    padding: 8px 18px;
    font-size: 0.875rem;
}

.btn-primary {
    background: var(--clr-primary-grad);
    color: #ffffff;
    box-shadow: 0 4px 15px rgba(79, 172, 254, 0.4);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(79, 172, 254, 0.6);
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.1);
    color: var(--clr-text-light);
    border: 1px solid rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(10px);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.2);
    border-color: var(--clr-accent);
    color: #ffffff;
    transform: translateY(-2px);
}

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

.badge {
    display: inline-block;
    padding: 6px 16px;
    background: rgba(79, 172, 254, 0.15);
    border: 1px solid rgba(79, 172, 254, 0.3);
    color: var(--clr-accent);
    font-size: 0.8rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    border-radius: 50px;
    margin-bottom: 20px;
}

/* ==========================================================================
   Header & Navbar
   ========================================================================== */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    background: rgba(9, 13, 22, 0.7);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    transition: var(--transition-smooth);
}

.navbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-block: 20px;
}

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

.logo-icon {
    width: 32px;
    height: 32px;
}

.logo-text {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--clr-text-light);
    letter-spacing: 1px;
}

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

.nav-menu a {
    color: var(--clr-text-light-muted);
    font-family: var(--font-heading);
    font-weight: 500;
    font-size: 0.95rem;
}

.nav-menu a:hover {
    color: var(--clr-accent);
}

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

/* Mobile Nav Toggle */
.mobile-nav-toggle {
    display: none;
    flex-direction: column;
    justify-content: space-between;
    width: 30px;
    height: 21px;
    background: transparent;
    border: none;
    cursor: pointer;
    z-index: 1010;
}

.mobile-nav-toggle .bar {
    width: 100%;
    height: 3px;
    background-color: var(--clr-text-light);
    border-radius: 2px;
    transition: var(--transition-smooth);
}

/* ==========================================================================
   Hero Section
   ========================================================================== */
.hero-section {
    position: relative;
    background-color: var(--clr-dark-bg);
    color: var(--clr-text-light);
    padding-block-start: 180px;
    padding-block-end: 120px;
    overflow: hidden;
}

/* Glowing background effects */
.hero-glow-1 {
    position: absolute;
    top: -10%;
    left: -10%;
    width: 50%;
    aspect-ratio: 1;
    background: radial-gradient(circle, rgba(79, 172, 254, 0.15) 0%, rgba(9, 13, 22, 0) 70%);
    pointer-events: none;
}

.hero-glow-2 {
    position: absolute;
    bottom: -10%;
    right: -10%;
    width: 60%;
    aspect-ratio: 1;
    background: radial-gradient(circle, rgba(0, 242, 254, 0.12) 0%, rgba(9, 13, 22, 0) 70%);
    pointer-events: none;
}

.hero-grid {
    display: grid;
    grid-template-columns: 1.1fr 0.9fr;
    gap: 60px;
    align-items: center;
}

.hero-content h1 {
    color: var(--clr-text-light);
    font-size: 3.5rem;
    font-weight: 800;
    line-height: 1.15;
    margin-bottom: 24px;
}

.hero-content p {
    color: var(--clr-text-light-muted);
    font-size: 1.25rem;
    margin-bottom: 36px;
    max-width: 550px;
}

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

/* Glassmorphic Tech Card visual */
.hero-visual {
    position: relative;
    display: flex;
    justify-content: center;
    align-items: center;
}

.tech-card-wrapper {
    position: relative;
    width: 100%;
    max-width: 400px;
    aspect-ratio: 4/3;
    border-radius: var(--radius-md);
    background: linear-gradient(135deg, rgba(79, 172, 254, 0.1) 0%, rgba(0, 242, 254, 0.02) 100%);
    padding: 1px;
}

.tech-card {
    background: var(--clr-dark-card);
    backdrop-filter: blur(20px);
    border-radius: calc(var(--radius-md) - 1px);
    width: 100%;
    height: 100%;
    padding: 30px;
    display: flex;
    flex-direction: column;
    gap: 20px;
    border: 1px solid rgba(255, 255, 255, 0.05);
}

.tech-card-header {
    display: flex;
    gap: 8px;
}

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

.tech-card-header .dot.red { background-color: #ff5f56; }
.tech-card-header .dot.yellow { background-color: #ffbd2e; }
.tech-card-header .dot.green { background-color: #27c93f; }

.tech-card-body h3 {
    color: var(--clr-text-light);
    font-size: 1.5rem;
    margin-bottom: 10px;
}

.code-line {
    font-family: "Courier New", Courier, monospace;
    font-size: 0.9rem;
    color: var(--clr-text-light-muted);
}

.code-keyword { color: #f472b6; }
.code-string { color: #34d399; }
.code-function { color: #60a5fa; }

/* ==========================================================================
   About Section
   ========================================================================== */
.about-grid {
    display: grid;
    grid-template-columns: 1.1fr 0.9fr;
    gap: 60px;
    align-items: center;
}

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

.legal-notice-box {
    margin-top: 35px;
    padding: 24px;
    background: rgba(79, 172, 254, 0.05);
    border-left: 4px solid var(--clr-primary);
    border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
}

.legal-notice-box h4 {
    font-size: 1.1rem;
    color: var(--clr-text-dark);
    margin-bottom: 10px;
    display: flex;
    align-items: center;
}

.legal-notice-box p {
    font-size: 0.95rem;
    color: var(--clr-text-dark-muted);
    margin-bottom: 0;
    line-height: 1.5;
}

.about-stats-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
}

.stat-card {
    background-color: var(--clr-light-bg);
    border: 1px solid rgba(0, 0, 0, 0.05);
    padding: 30px 20px;
    border-radius: var(--radius-md);
    text-align: center;
    transition: var(--transition-smooth);
}

.stat-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.05);
    border-color: rgba(79, 172, 254, 0.2);
}

.stat-number {
    display: block;
    font-family: var(--font-heading);
    font-size: 2.5rem;
    font-weight: 800;
    background: var(--clr-primary-grad);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    margin-bottom: 8px;
}

.stat-label {
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--clr-text-dark-muted);
    text-transform: uppercase;
    letter-spacing: 1px;
}

/* ==========================================================================
   Services Section
   ========================================================================== */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 30px;
}

.service-card {
    background-color: var(--clr-light-card);
    border: 1px solid rgba(0, 0, 0, 0.03);
    padding: 40px 30px;
    border-radius: var(--radius-md);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.02);
    transition: var(--transition-smooth);
}

.service-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.06);
    border-color: rgba(79, 172, 254, 0.15);
}

.service-icon-wrapper {
    width: 60px;
    height: 60px;
    border-radius: var(--radius-sm);
    background: rgba(79, 172, 254, 0.08);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--clr-primary);
    margin-bottom: 25px;
    transition: var(--transition-smooth);
}

.service-card:hover .service-icon-wrapper {
    background: var(--clr-primary-grad);
    color: #ffffff;
}

.service-icon {
    width: 28px;
    height: 28px;
}

.service-card h3 {
    font-size: 1.35rem;
    margin-bottom: 15px;
}

.service-card p {
    color: var(--clr-text-dark-muted);
    font-size: 0.95rem;
    line-height: 1.6;
}

/* ==========================================================================
   Mission Section
   ========================================================================== */
.mission-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 40px;
}

.mvv-card {
    text-align: center;
    padding: 30px 20px;
    transition: var(--transition-smooth);
}

.mvv-icon-box {
    width: 70px;
    height: 70px;
    border-radius: 50%;
    background: rgba(0, 242, 254, 0.08);
    color: var(--clr-accent);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-inline: auto;
    margin-bottom: 25px;
    border: 1px solid rgba(0, 242, 254, 0.15);
}

.mvv-icon-box svg {
    width: 32px;
    height: 32px;
}

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

.mvv-card p {
    color: var(--clr-text-dark-muted);
    font-size: 0.95rem;
    line-height: 1.6;
}

/* ==========================================================================
   Contact Section
   ========================================================================== */
.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: flex-start;
}

.contact-info h3, .contact-form-container h3 {
    font-size: 1.75rem;
    margin-bottom: 20px;
}

.contact-intro {
    color: var(--clr-text-dark-muted);
    margin-bottom: 35px;
}

.info-items {
    display: flex;
    flex-direction: column;
    gap: 30px;
}

.info-item {
    display: flex;
    gap: 20px;
    align-items: flex-start;
}

.info-icon {
    width: 48px;
    height: 48px;
    border-radius: var(--radius-sm);
    background: rgba(79, 172, 254, 0.08);
    color: var(--clr-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.info-icon svg {
    width: 20px;
    height: 20px;
}

.info-content h4 {
    font-size: 1.05rem;
    font-weight: 600;
    margin-bottom: 6px;
}

.info-content p {
    color: var(--clr-text-dark-muted);
    font-size: 0.95rem;
    line-height: 1.5;
}

.address-text {
    line-height: 1.6 !important;
}

.interactive-link {
    color: var(--clr-primary);
    font-weight: 500;
    border-bottom: 1px dotted var(--clr-primary);
}

.interactive-link:hover {
    color: var(--clr-accent);
    border-bottom-color: var(--clr-accent);
}

/* Form Styling */
.contact-form-container {
    background-color: var(--clr-light-card);
    border: 1px solid rgba(0, 0, 0, 0.05);
    padding: 40px;
    border-radius: var(--radius-md);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.03);
}

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

.form-group {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.form-group label {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--clr-text-dark-muted);
}

.form-group input, .form-group textarea {
    padding: 12px 16px;
    border-radius: var(--radius-sm);
    border: 1px solid #cbd5e1;
    font-family: var(--font-body);
    font-size: 0.95rem;
    outline: none;
    transition: var(--transition-smooth);
}

.form-group input:focus, .form-group textarea:focus {
    border-color: var(--clr-primary);
    box-shadow: 0 0 0 3px rgba(79, 172, 254, 0.15);
}

/* ==========================================================================
   Footer Section
   ========================================================================== */
.footer {
    background-color: var(--clr-dark-bg);
    color: var(--clr-text-light);
    padding-block-start: 80px;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
}

.footer-grid {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1.5fr;
    gap: 60px;
    margin-bottom: 60px;
}

.logo-footer {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 20px;
}

.logo-footer span {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--clr-text-light);
    letter-spacing: 1px;
}

.footer-brand p {
    color: var(--clr-text-light-muted);
    font-size: 0.9rem;
    margin-bottom: 25px;
    max-width: 320px;
}

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

.social-link {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background-color: rgba(255, 255, 255, 0.05);
    color: var(--clr-text-light-muted);
    display: flex;
    align-items: center;
    justify-content: center;
    border: 1px solid rgba(255, 255, 255, 0.1);
}

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

.footer-links h3, .footer-legal h3 {
    font-size: 1.15rem;
    font-weight: 600;
    color: var(--clr-text-light);
    margin-bottom: 25px;
    letter-spacing: 0.5px;
}

.footer-links ul {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.footer-links a {
    color: var(--clr-text-light-muted);
    font-size: 0.9rem;
}

.footer-links a:hover {
    color: var(--clr-accent);
    padding-left: 5px;
}

.footer-legal p {
    color: var(--clr-text-light-muted);
    font-size: 0.9rem;
    line-height: 1.6;
    margin-bottom: 15px;
}

.footer-legal strong {
    color: var(--clr-text-light);
}

/* Bottom Bar */
.footer-bottom {
    background-color: #05080e;
    padding-block: 25px;
    border-top: 1px solid rgba(255, 255, 255, 0.03);
    color: var(--clr-text-light-muted);
    font-size: 0.85rem;
}

.footer-bottom-flex {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

/* ==========================================================================
   Responsive Breakpoints
   ========================================================================== */

/* 1024px tablet/small laptop breakpoint */
@media (max-inline-size: 1024px) {
    .hero-grid {
        grid-template-columns: 1.1fr 0.9fr;
        gap: 30px;
    }
    
    .hero-content h1 {
        font-size: 2.75rem;
    }
    
    .about-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .contact-grid {
        grid-template-columns: 1.1fr 0.9fr;
        gap: 40px;
    }
    
    .footer-grid {
        gap: 40px;
    }
}

/* 768px tablet breakpoint */
@media (max-inline-size: 768px) {
    :root {
        --section-spacing: 70px;
    }
    
    /* Header Mobile adjustments */
    .mobile-nav-toggle {
        display: flex;
    }
    
    .nav-menu {
        position: fixed;
        top: 80px; /* Header Height */
        left: -100%;
        width: 100%;
        height: calc(100vh - 80px);
        background: var(--clr-dark-bg);
        border-top: 1px solid rgba(255, 255, 255, 0.05);
        flex-direction: column;
        align-items: center;
        justify-content: flex-start;
        padding-block-start: 50px;
        gap: 40px;
        transition: var(--transition-smooth);
        z-index: 999;
    }
    
    .nav-menu.active {
        left: 0;
    }
    
    .nav-menu ul {
        flex-direction: column;
        gap: 25px;
        text-align: center;
    }
    
    .nav-menu a {
        font-size: 1.2rem;
    }
    
    /* Menu active states for toggle */
    .mobile-nav-toggle.active .bar:nth-child(1) {
        transform: translateY(9px) rotate(45deg);
    }
    
    .mobile-nav-toggle.active .bar:nth-child(2) {
        opacity: 0;
    }
    
    .mobile-nav-toggle.active .bar:nth-child(3) {
        transform: translateY(-9px) rotate(-45deg);
    }
    
    /* Hero adjustments */
    .hero-grid {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 50px;
    }
    
    .hero-content h1 {
        font-size: 2.5rem;
    }
    
    .hero-content p {
        margin-inline: auto;
    }
    
    .hero-actions {
        justify-content: center;
    }
    
    .hero-visual {
        order: -1; /* visual on top for mobile */
    }
    
    /* About Us */
    .about-text {
        text-align: center;
    }
    
    .legal-notice-box {
        text-align: left;
    }
    
    /* Mission */
    .mission-grid {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    
    /* Contact */
    .contact-grid {
        grid-template-columns: 1fr;
        gap: 50px;
    }
    
    /* Footer */
    .footer-grid {
        grid-template-columns: 1fr;
        gap: 40px;
        text-align: center;
    }
    
    .logo-footer, .social-links {
        justify-content: center;
    }
    
    .footer-brand p {
        margin-inline: auto;
    }
    
    .footer-bottom-flex {
        flex-direction: column;
        gap: 10px;
        text-align: center;
    }
}

/* 480px mobile breakpoint */
@media (max-inline-size: 480px) {
    .hero-content h1 {
        font-size: 2.1rem;
    }
    
    .hero-actions {
        flex-direction: column;
        width: 100%;
    }
    
    .hero-actions .btn {
        width: 100%;
    }
    
    .about-stats-grid {
        grid-template-columns: 1fr;
    }
    
    .contact-form-container {
        padding: 25px 20px;
    }
    
    .section-header h2 {
        font-size: 1.75rem;
    }
}