/*
 * RackVolt Cloud - Stripe-Inspired Design
 * Modern, clean, and professional UI/UX
 */

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

:root {
    /* Stripe-inspired color palette */
    --primary: #635BFF;
    --primary-dark: #0A2540;
    --primary-light: #7A73FF;
    --accent: #00D4FF;
    --success: #00D924;
    --purple: #7C66FF;
    --blue: #0073E6;

    /* Neutral colors */
    --white: #FFFFFF;
    --gray-50: #F7FAFC;
    --gray-100: #EDF2F7;
    --gray-200: #E2E8F0;
    --gray-300: #CBD5E0;
    --gray-400: #A0AEC0;
    --gray-500: #718096;
    --gray-600: #4A5568;
    --gray-700: #2D3748;
    --gray-800: #1A202C;
    --gray-900: #0A0E27;

    /* Gradients */
    --gradient-primary: linear-gradient(135deg, #635BFF 0%, #7C66FF 100%);
    --gradient-blue: linear-gradient(135deg, #0073E6 0%, #00D4FF 100%);
    --gradient-purple: linear-gradient(135deg, #7C66FF 0%, #635BFF 100%);
    --gradient-mesh: radial-gradient(at 40% 20%, hsla(250, 100%, 70%, 0.15) 0px, transparent 50%),
                      radial-gradient(at 80% 0%, hsla(200, 100%, 70%, 0.15) 0px, transparent 50%),
                      radial-gradient(at 0% 50%, hsla(230, 100%, 70%, 0.15) 0px, transparent 50%);

    /* Shadows */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow: 0 1px 3px 0 rgba(0, 0, 0, 0.1), 0 1px 2px 0 rgba(0, 0, 0, 0.06);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    --shadow-2xl: 0 25px 50px -12px rgba(0, 0, 0, 0.25);

    /* Transitions */
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 'Oxygen', 'Ubuntu', 'Helvetica Neue', Arial, sans-serif;
    line-height: 1.6;
    color: var(--gray-800);
    overflow-x: hidden;
    background: var(--white);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

.container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 24px;
}

section {
    padding: 120px 0;
}

.section-header {
    text-align: center;
    margin-bottom: 80px;
}

.section-header h2 {
    font-size: 3rem;
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: 16px;
    letter-spacing: -0.02em;
}

.section-header p {
    font-size: 1.25rem;
    color: var(--gray-600);
    max-width: 640px;
    margin: 0 auto;
}

/* Navigation - Stripe Style */
.navbar {
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    padding: 16px 0;
    position: sticky;
    top: 0;
    z-index: 1000;
    border-bottom: 1px solid var(--gray-200);
    transition: var(--transition);
}

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

.logo h2 {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--gray-900);
    letter-spacing: -0.02em;
}

.logo span {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 8px;
}

.nav-menu a {
    text-decoration: none;
    color: var(--gray-700);
    font-weight: 500;
    font-size: 0.9375rem;
    padding: 8px 16px;
    border-radius: 8px;
    transition: var(--transition);
}

.nav-menu a:hover,
.nav-menu a.active {
    color: var(--primary);
    background: var(--gray-50);
}

.hamburger {
    display: none;
    flex-direction: column;
    cursor: pointer;
    gap: 4px;
}

.hamburger span {
    width: 24px;
    height: 2px;
    background: var(--gray-800);
    border-radius: 2px;
    transition: var(--transition);
}

/* Hero Section - Stripe Style */
.hero {
    background: var(--white);
    position: relative;
    padding: 160px 0 120px;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--gradient-mesh);
    opacity: 1;
    z-index: 0;
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
    position: relative;
    z-index: 1;
}

.hero-text h1 {
    font-size: 4.5rem;
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: 24px;
    line-height: 1.1;
    letter-spacing: -0.03em;
}

.hero-text .subtitle {
    font-size: 1.5rem;
    font-weight: 600;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 24px;
}

.hero-text .description {
    font-size: 1.25rem;
    color: var(--gray-600);
    margin-bottom: 40px;
    line-height: 1.7;
}

.hero-buttons {
    display: flex;
    gap: 16px;
}

.btn {
    padding: 14px 32px;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 600;
    font-size: 1rem;
    transition: var(--transition);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border: none;
    cursor: pointer;
}

.btn-primary {
    background: var(--primary);
    color: var(--white);
    box-shadow: var(--shadow-md);
}

.btn-primary:hover {
    background: var(--primary-dark);
    box-shadow: var(--shadow-lg);
    transform: translateY(-2px);
}

.btn-secondary {
    background: var(--white);
    color: var(--primary);
    border: 2px solid var(--gray-200);
    box-shadow: var(--shadow-sm);
}

.btn-secondary:hover {
    border-color: var(--primary);
    box-shadow: var(--shadow-md);
    transform: translateY(-2px);
}

.hero-image {
    display: flex;
    justify-content: center;
    align-items: center;
}

.isometric-illustration {
    position: relative;
    width: 400px;
    height: 400px;
    display: flex;
    justify-content: center;
    align-items: center;
}

.isometric-illustration i {
    position: absolute;
    font-size: 80px;
    color: var(--primary);
    opacity: 0.15;
    animation: float 6s ease-in-out infinite;
}

.isometric-illustration i:nth-child(1) {
    top: 15%;
    left: 15%;
    animation-delay: 0s;
    font-size: 100px;
}

.isometric-illustration i:nth-child(2) {
    bottom: 15%;
    right: 15%;
    animation-delay: 2s;
    font-size: 90px;
}

.isometric-illustration i:nth-child(3) {
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    font-size: 120px;
    animation-delay: 1s;
}

@keyframes float {
    0%, 100% {
        transform: translateY(0px) rotate(0deg);
    }
    50% {
        transform: translateY(-30px) rotate(5deg);
    }
}

/* About Section */
.about-section {
    background: var(--white);
}

.about-content {
    max-width: 960px;
    margin: 0 auto;
}

.about-text p {
    font-size: 1.125rem;
    line-height: 1.8;
    color: var(--gray-600);
    margin-bottom: 24px;
}

.stats {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 32px;
    margin-top: 64px;
}

.stat-item {
    text-align: center;
    padding: 40px 24px;
    background: var(--white);
    border-radius: 16px;
    border: 1px solid var(--gray-200);
    transition: var(--transition);
}

.stat-item:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
    border-color: var(--primary);
}

.stat-item h3 {
    font-size: 3rem;
    font-weight: 700;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 8px;
}

.stat-item p {
    font-size: 0.875rem;
    color: var(--gray-600);
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

/* Services Section */
.services-section {
    background: var(--gray-50);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
}

.service-card {
    background: var(--white);
    padding: 40px;
    border-radius: 16px;
    border: 1px solid var(--gray-200);
    transition: var(--transition);
}

.service-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-xl);
    border-color: transparent;
}

.service-icon {
    width: 64px;
    height: 64px;
    margin-bottom: 24px;
    background: var(--gradient-primary);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: 1.75rem;
}

.service-card h3 {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--gray-900);
    margin-bottom: 16px;
    letter-spacing: -0.01em;
}

.service-card p {
    color: var(--gray-600);
    line-height: 1.7;
    font-size: 1rem;
}

/* Companies Section - Enhanced Design */
.companies-section {
    background: var(--white);
}

.featured-company {
    margin-bottom: 80px;
    background: var(--gradient-mesh), var(--white);
    border-radius: 24px;
    padding: 64px;
    border: 1px solid var(--gray-200);
}

.company-logo-section {
    display: flex;
    align-items: center;
    gap: 24px;
    margin-bottom: 32px;
}

.company-logo-icon {
    width: 80px;
    height: 80px;
    background: var(--gradient-primary);
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: 2rem;
    box-shadow: var(--shadow-lg);
}

.company-logo-section h3 {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: 8px;
    letter-spacing: -0.02em;
}

.company-badge {
    display: inline-block;
    background: var(--gray-100);
    color: var(--gray-700);
    padding: 6px 16px;
    border-radius: 20px;
    font-size: 0.875rem;
    font-weight: 600;
    border: 1px solid var(--gray-200);
}

.featured-description {
    font-size: 1.25rem;
    line-height: 1.8;
    color: var(--gray-600);
    margin-bottom: 48px;
}

.product-categories {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.product-category {
    background: var(--white);
    padding: 32px;
    border-radius: 12px;
    border: 1px solid var(--gray-200);
    transition: var(--transition);
}

.product-category:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
    border-color: var(--primary);
}

.category-icon {
    width: 48px;
    height: 48px;
    background: linear-gradient(135deg, var(--blue) 0%, var(--accent) 100%);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: 1.25rem;
    margin-bottom: 20px;
}

.product-category h4 {
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--gray-900);
    margin-bottom: 12px;
}

.product-category p {
    font-size: 0.9375rem;
    color: var(--gray-600);
    line-height: 1.6;
}

.companies-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 32px;
}

.company-card {
    background: var(--white);
    border-radius: 16px;
    border: 1px solid var(--gray-200);
    overflow: hidden;
    transition: var(--transition);
}

.company-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-xl);
    border-color: transparent;
}

.company-card-inner {
    padding: 40px;
}

.company-header {
    display: flex;
    align-items: center;
    gap: 20px;
    margin-bottom: 24px;
}

.company-icon {
    width: 56px;
    height: 56px;
    background: var(--gradient-blue);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: 1.5rem;
}

.company-header h3 {
    font-size: 1.75rem;
    font-weight: 600;
    color: var(--gray-900);
    margin-bottom: 4px;
}

.company-card p {
    color: var(--gray-600);
    line-height: 1.7;
    margin-bottom: 32px;
    font-size: 1rem;
}

.company-highlights {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
}

.highlight-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px;
    background: var(--gray-50);
    border-radius: 8px;
    transition: var(--transition);
}

.highlight-item:hover {
    background: var(--gray-100);
}

.highlight-item i {
    color: var(--success);
    font-size: 1.125rem;
    flex-shrink: 0;
}

.highlight-item span {
    color: var(--gray-700);
    font-size: 0.9375rem;
    font-weight: 500;
}

/* Why Choose Section */
.why-choose-section {
    background: var(--gray-50);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
}

.feature-card {
    background: var(--white);
    padding: 40px;
    border-radius: 16px;
    border: 1px solid var(--gray-200);
    transition: var(--transition);
}

.feature-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-xl);
    border-color: transparent;
}

.feature-icon {
    width: 56px;
    height: 56px;
    margin-bottom: 24px;
    background: var(--gray-50);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary);
    font-size: 1.5rem;
    border: 1px solid var(--gray-200);
}

.feature-card h3 {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--gray-900);
    margin-bottom: 12px;
}

.feature-card p {
    color: var(--gray-600);
    line-height: 1.7;
    font-size: 0.9375rem;
}

/* Team Section */
.team-section {
    background: var(--white);
}

.team-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
}

.team-card {
    background: var(--white);
    border-radius: 16px;
    overflow: hidden;
    border: 1px solid var(--gray-200);
    transition: var(--transition);
}

.team-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-xl);
    border-color: transparent;
}

.team-image {
    background: var(--gradient-primary);
    padding: 48px;
    display: flex;
    justify-content: center;
    align-items: center;
}

.avatar {
    width: 120px;
    height: 120px;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: 3rem;
    border: 3px solid rgba(255, 255, 255, 0.3);
    backdrop-filter: blur(10px);
}

.team-info {
    padding: 32px;
    text-align: center;
}

.team-info h3 {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--gray-900);
    margin-bottom: 8px;
}

.team-info .role {
    color: var(--primary);
    font-weight: 600;
    font-size: 1rem;
    margin-bottom: 16px;
}

.team-info .bio {
    color: var(--gray-600);
    line-height: 1.7;
    margin-bottom: 24px;
    font-size: 0.9375rem;
}

.linkedin-link {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    color: #0077b5;
    text-decoration: none;
    font-weight: 600;
    font-size: 0.9375rem;
    padding: 8px 16px;
    border-radius: 8px;
    transition: var(--transition);
}

.linkedin-link:hover {
    background: var(--gray-50);
}

/* Contact Section - Redesigned */
.contact-section {
    background: var(--gray-50);
}

.contact-content-center {
    max-width: 1000px;
    margin: 0 auto;
}

.contact-cards {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
}

.contact-card {
    background: var(--white);
    padding: 48px 32px;
    border-radius: 16px;
    text-align: center;
    border: 1px solid var(--gray-200);
    transition: var(--transition);
}

.contact-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-xl);
    border-color: transparent;
}

.contact-icon {
    width: 72px;
    height: 72px;
    margin: 0 auto 24px;
    background: var(--gradient-primary);
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: 1.75rem;
}

.contact-card h4 {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--gray-900);
    margin-bottom: 12px;
}

.contact-card p {
    color: var(--gray-700);
    font-size: 1.125rem;
    font-weight: 600;
    margin-bottom: 20px;
}

.contact-link {
    color: var(--primary);
    text-decoration: none;
    font-weight: 600;
    font-size: 0.9375rem;
    display: inline-flex;
    align-items: center;
    padding: 8px 16px;
    border-radius: 8px;
    transition: var(--transition);
}

.contact-link:hover {
    background: var(--gray-50);
}

/* Footer */
.footer {
    background: var(--gray-900);
    color: var(--gray-300);
    padding: 80px 0 32px;
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 64px;
    margin-bottom: 48px;
}

.footer-col h3 {
    font-size: 1.5rem;
    margin-bottom: 16px;
    color: var(--white);
}

.footer-col h3 span {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.footer-col p {
    color: var(--gray-400);
    line-height: 1.7;
    font-size: 0.9375rem;
}

.footer-col h4 {
    font-size: 1rem;
    margin-bottom: 20px;
    color: var(--white);
    font-weight: 600;
}

.footer-col ul {
    list-style: none;
}

.footer-col ul li {
    margin-bottom: 12px;
}

.footer-col ul li a {
    color: var(--gray-400);
    text-decoration: none;
    font-size: 0.9375rem;
    transition: var(--transition);
}

.footer-col ul li a:hover {
    color: var(--white);
}

.social-links {
    display: flex;
    gap: 12px;
}

.social-links a {
    width: 40px;
    height: 40px;
    background: var(--gray-800);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--gray-400);
    text-decoration: none;
    transition: var(--transition);
}

.social-links a:hover {
    background: var(--primary);
    color: var(--white);
}

.footer-bottom {
    text-align: center;
    padding-top: 32px;
    border-top: 1px solid var(--gray-800);
    color: var(--gray-500);
    font-size: 0.875rem;
}

/* Responsive Design */
@media (max-width: 1024px) {
    .hero-text h1 {
        font-size: 3.5rem;
    }

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

@media (max-width: 968px) {
    section {
        padding: 80px 0;
    }

    .nav-menu {
        position: fixed;
        left: -100%;
        top: 65px;
        flex-direction: column;
        background: var(--white);
        width: 100%;
        text-align: center;
        transition: var(--transition);
        box-shadow: var(--shadow-lg);
        padding: 24px 0;
        border-top: 1px solid var(--gray-200);
    }

    .nav-menu.active {
        left: 0;
    }

    .hamburger {
        display: flex;
    }

    .hero-content {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 48px;
    }

    .hero-text h1 {
        font-size: 3rem;
    }

    .hero-buttons {
        justify-content: center;
    }

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

    .services-grid,
    .features-grid,
    .team-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .companies-grid,
    .contact-cards {
        grid-template-columns: 1fr;
    }

    .product-categories {
        grid-template-columns: 1fr;
    }

    .footer-content {
        grid-template-columns: 1fr 1fr;
        gap: 48px;
    }

    .featured-company {
        padding: 40px;
    }
}

@media (max-width: 576px) {
    .section-header h2 {
        font-size: 2rem;
    }

    .hero-text h1 {
        font-size: 2.25rem;
    }

    .hero {
        padding: 100px 0 80px;
    }

    .stats,
    .services-grid,
    .features-grid,
    .team-grid,
    .company-highlights {
        grid-template-columns: 1fr;
    }

    .footer-content {
        grid-template-columns: 1fr;
    }

    .hero-buttons {
        flex-direction: column;
        width: 100%;
    }

    .btn {
        width: 100%;
    }

    .featured-company {
        padding: 24px;
    }

    .company-logo-section h3 {
        font-size: 1.75rem;
    }
}

/* Smooth Scroll */
html {
    scroll-behavior: smooth;
}

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

section {
    animation: fadeInUp 0.6s ease-out;
}

/* Selection */
::selection {
    background: var(--primary);
    color: var(--white);
}

::-moz-selection {
    background: var(--primary);
    color: var(--white);
}