/* Virtual Connect Group - Landing Page Styles */

/* CSS Variables */
:root {
    --bg-dark: #0a0e27;
    --bg-medium: #1a1f3a;
    --bg-light: rgba(30, 41, 59, 0.5);
    --accent-blue: #60a5fa;
    --accent-blue-dark: #3b82f6;
    --text-light: #e0e7ff;
    --text-muted: #94a3b8;
    --border-color: rgba(96, 165, 250, 0.2);
    --gradient-start: #0a0e27;
    --gradient-end: #1a1f3a;
}

/* Reset & Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Sora', sans-serif;
    background: linear-gradient(135deg, var(--gradient-start) 0%, var(--gradient-end) 100%);
    color: var(--text-light);
    line-height: 1.7;
    overflow-x: hidden;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Navigation */
.nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(10, 14, 39, 0.9);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border-color);
    transition: all 0.3s ease;
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 1rem 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav-logo {
    display: flex;
    align-items: center;
    text-decoration: none;
}

.nav-logo-svg {
    height: 32px;
    width: auto;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 2rem;
}

.nav-link {
    color: var(--text-light);
    text-decoration: none;
    font-weight: 400;
    font-size: 0.95rem;
    transition: color 0.3s ease;
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--accent-blue), var(--accent-blue-dark));
    transition: width 0.3s ease;
}

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

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

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 5px;
}

.nav-toggle span {
    display: block;
    width: 25px;
    height: 2px;
    background: var(--accent-blue);
    transition: all 0.3s ease;
}

/* Hero Section */
.hero {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
    padding: 100px 20px 60px;
    position: relative;
}

.hero-container {
    max-width: 900px;
    width: 100%;
}

.hero-logo {
    margin-bottom: 2rem;
    animation: fadeInUp 1s ease;
}

.hero-logo-svg {
    max-width: 100%;
    height: auto;
    filter: drop-shadow(0 0 20px rgba(96, 165, 250, 0.3));
}

.hero-title {
    font-size: clamp(2rem, 5vw, 3.5rem);
    font-weight: 700;
    margin-bottom: 1.5rem;
    background: linear-gradient(135deg, var(--accent-blue) 0%, var(--accent-blue-dark) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: clamp(1rem, 2vw, 1.25rem);
    color: var(--text-muted);
    max-width: 700px;
    margin: 0 auto 2.5rem;
    font-weight: 300;
}

.cta-button {
    display: inline-block;
    padding: 1rem 2.5rem;
    background: linear-gradient(135deg, var(--accent-blue) 0%, var(--accent-blue-dark) 100%);
    color: var(--bg-dark);
    text-decoration: none;
    font-weight: 600;
    border-radius: 50px;
    transition: all 0.3s ease;
    box-shadow: 0 4px 20px rgba(96, 165, 250, 0.3);
}

.cta-button:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 30px rgba(96, 165, 250, 0.5);
}

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

.scroll-indicator span {
    display: block;
    width: 2px;
    height: 40px;
    background: linear-gradient(to bottom, var(--accent-blue), transparent);
    animation: scrollBounce 2s infinite;
}

/* Section Base Styles */
section {
    padding: 100px 0;
}

.section-header {
    text-align: center;
    margin-bottom: 4rem;
}

.section-header h2 {
    font-size: clamp(1.75rem, 4vw, 2.5rem);
    font-weight: 600;
    color: var(--accent-blue);
    margin-bottom: 1rem;
}

.section-header p {
    color: var(--text-muted);
    font-size: 1.1rem;
    margin-top: 0.5rem;
}

.divider {
    width: 60px;
    height: 3px;
    background: linear-gradient(90deg, var(--accent-blue), var(--accent-blue-dark));
    margin: 1rem auto;
    border-radius: 2px;
}

/* About Section */
.about {
    background: rgba(26, 31, 58, 0.5);
}

.about-content p {
    max-width: 800px;
    margin: 0 auto 3rem;
    font-size: 1.1rem;
    color: var(--text-muted);
    text-align: center;
}

.portfolio-preview {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
    max-width: 700px;
    margin: 0 auto;
}

.preview-card {
    background: var(--bg-light);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    padding: 2rem;
    text-align: center;
    transition: all 0.3s ease;
}

.preview-card:hover {
    border-color: rgba(96, 165, 250, 0.5);
    transform: translateY(-5px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.2);
}

.preview-icon {
    margin-bottom: 1rem;
    display: flex;
    justify-content: center;
}

.preview-card h3 {
    color: var(--accent-blue);
    margin-bottom: 0.5rem;
    font-size: 1.25rem;
}

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

/* Mission Section */
.mission {
    background: rgba(10, 14, 39, 0.8);
}

.mission-content {
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
}

.mission-content h3 {
    font-size: 1.75rem;
    color: var(--text-light);
    margin-bottom: 1.5rem;
}

.mission-content p {
    color: var(--text-muted);
    font-size: 1.1rem;
    margin-bottom: 1.5rem;
}

/* Approach Section */
.approach {
    background: rgba(26, 31, 58, 0.5);
}

.approach-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.approach-card {
    background: var(--bg-light);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    padding: 2.5rem 2rem;
    text-align: center;
    transition: all 0.3s ease;
}

.approach-card:hover {
    border-color: rgba(96, 165, 250, 0.5);
    transform: translateY(-5px);
}

.approach-number {
    font-size: 3rem;
    font-weight: 700;
    background: linear-gradient(135deg, var(--accent-blue), var(--accent-blue-dark));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 1rem;
    opacity: 0.3;
}

.approach-card h3 {
    font-size: 1.25rem;
    color: var(--text-light);
    margin-bottom: 0.75rem;
}

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

/* Portfolio Section */
.portfolio {
    background: rgba(10, 14, 39, 0.8);
}

.portfolio-item {
    background: var(--bg-light);
    border: 1px solid var(--border-color);
    border-radius: 20px;
    padding: 3rem;
    margin-bottom: 3rem;
    transition: all 0.3s ease;
}

.portfolio-item:hover {
    border-color: rgba(96, 165, 250, 0.4);
}

.portfolio-item:last-child {
    margin-bottom: 0;
}

.portfolio-content {
    display: flex;
    gap: 3rem;
    align-items: flex-start;
}

.portfolio-icon {
    flex-shrink: 0;
    width: 80px;
    height: 80px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(96, 165, 250, 0.1);
    border-radius: 16px;
}

.portfolio-text {
    flex: 1;
}

.portfolio-text h3 {
    font-size: 1.75rem;
    color: var(--accent-blue);
    margin-bottom: 0.5rem;
}

.portfolio-tagline {
    color: var(--text-light);
    font-weight: 500;
    margin-bottom: 1rem;
    font-size: 1.1rem;
}

.portfolio-text > p {
    color: var(--text-muted);
    margin-bottom: 1.5rem;
}

.feature-list {
    list-style: none;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 0.75rem;
}

.feature-list li {
    color: var(--text-muted);
    padding-left: 1.5rem;
    position: relative;
    font-size: 0.95rem;
}

.feature-list li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 8px;
    height: 8px;
    background: var(--accent-blue);
    border-radius: 50%;
}

/* Why Us Section */
.why-us {
    background: rgba(26, 31, 58, 0.5);
}

.why-us-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 2rem;
}

.why-item {
    text-align: center;
    padding: 2rem;
}

.why-icon {
    width: 60px;
    height: 60px;
    margin: 0 auto 1.5rem;
    background: rgba(96, 165, 250, 0.1);
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.why-item h4 {
    font-size: 1.1rem;
    color: var(--text-light);
    margin-bottom: 0.5rem;
}

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

/* Vision Section */
.vision {
    background: rgba(10, 14, 39, 0.8);
    position: relative;
    overflow: hidden;
}

.vision::before {
    content: '';
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 1px;
    height: 100%;
    background: linear-gradient(to bottom, transparent, var(--accent-blue), transparent);
    opacity: 0.3;
}

.vision-content {
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
}

.vision-content h2 {
    font-size: 2rem;
    color: var(--accent-blue);
    margin-bottom: 1.5rem;
}

.vision-content p {
    color: var(--text-muted);
    font-size: 1.1rem;
    margin-bottom: 1rem;
}

/* Footer */
.footer {
    background: var(--bg-dark);
    border-top: 1px solid var(--border-color);
    padding: 4rem 0 2rem;
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 4rem;
    margin-bottom: 3rem;
}

.footer-brand {
    flex: 1;
}

.footer-brand p {
    color: var(--text-muted);
    margin-top: 1rem;
    max-width: 300px;
}

.footer-contact h3 {
    color: var(--accent-blue);
    margin-bottom: 0.75rem;
}

.footer-contact p {
    color: var(--text-muted);
    margin-bottom: 1rem;
    max-width: 400px;
}

.email-link {
    color: var(--accent-blue);
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s ease;
}

.email-link:hover {
    color: var(--text-light);
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid var(--border-color);
}

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

/* Animations */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes scrollBounce {
    0%, 100% {
        transform: translateY(0);
        opacity: 1;
    }
    50% {
        transform: translateY(10px);
        opacity: 0.5;
    }
}

@keyframes pulseGlow {
    0%, 100% {
        filter: drop-shadow(0 0 8px rgba(96, 165, 250, 0.4));
    }
    50% {
        filter: drop-shadow(0 0 16px rgba(96, 165, 250, 0.8));
    }
}

.fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

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

/* Stagger delays for hero elements */
.hero-title { transition-delay: 0.2s; }
.hero-subtitle { transition-delay: 0.4s; }
.cta-button { transition-delay: 0.6s; }

/* Mobile Responsive */
@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        top: 60px;
        left: 0;
        right: 0;
        flex-direction: column;
        background: rgba(10, 14, 39, 0.98);
        padding: 2rem;
        gap: 1.5rem;
        transform: translateY(-100%);
        opacity: 0;
        transition: all 0.3s ease;
        border-bottom: 1px solid var(--border-color);
    }

    .nav-menu.active {
        transform: translateY(0);
        opacity: 1;
    }

    .nav-toggle {
        display: flex;
    }

    .nav-toggle.active span:nth-child(1) {
        transform: rotate(45deg) translate(5px, 5px);
    }

    .nav-toggle.active span:nth-child(2) {
        opacity: 0;
    }

    .nav-toggle.active span:nth-child(3) {
        transform: rotate(-45deg) translate(7px, -7px);
    }

    .hero {
        padding: 120px 20px 60px;
    }

    .portfolio-content {
        flex-direction: column;
        gap: 2rem;
    }

    .portfolio-icon {
        width: 60px;
        height: 60px;
    }

    .portfolio-icon svg {
        width: 40px;
        height: 40px;
    }

    .portfolio-item {
        padding: 2rem;
    }

    .footer-content {
        flex-direction: column;
        gap: 2rem;
    }

    .feature-list {
        grid-template-columns: 1fr;
    }

    section {
        padding: 60px 0;
    }
}

@media (max-width: 480px) {
    .hero-logo-svg {
        height: 120px;
    }

    .preview-card,
    .approach-card {
        padding: 1.5rem;
    }

    .portfolio-item {
        padding: 1.5rem;
    }
}