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

:root {
    /* Design System Colors - HSL Values */
    --primary: hsl(217, 91%, 60%);
    --primary-hover: hsl(217, 91%, 55%);
    --primary-light: hsl(217, 91%, 95%);
    --corporate-blue: hsl(217, 91%, 60%);
    --corporate-blue-dark: hsl(217, 91%, 45%);
    --corporate-gray: hsl(225, 15%, 20%);
    --corporate-light: hsl(210, 40%, 98%);
    --background: hsl(0, 0%, 100%);
    --foreground: hsl(225, 15%, 20%);
    --muted: hsl(210, 40%, 96%);
    --muted-foreground: hsl(215, 16%, 47%);
    --border: hsl(214, 32%, 91%);
    
    /* Gradients */
    --gradient-corporate: linear-gradient(135deg, var(--corporate-blue), var(--corporate-blue-dark));
    --gradient-hero: linear-gradient(135deg, hsla(217, 91%, 60%, 0.1), var(--corporate-light));
    
    /* Shadows */
    --shadow-corporate: 0 10px 25px -5px hsla(217, 91%, 60%, 0.1);
    --shadow-elegant: 0 4px 6px -1px hsla(225, 15%, 20%, 0.1);
    
    /* Typography */
    --font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 'Oxygen', 'Ubuntu', 'Cantarell', 'Open Sans', 'Helvetica Neue', sans-serif;
}

body {
    font-family: var(--font-family);
    line-height: 1.6;
    color: var(--foreground);
    background-color: var(--background);
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1rem;
}

/* Header Styles */
.header {
    position: sticky;
    top: 0;
    z-index: 50;
    background: hsla(0, 0%, 100%, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border);
}

.header-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 4rem;
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    text-decoration: none;
    color: var(--foreground);
}

.logo-icon {
    width: 2rem;
    height: 2rem;
    background: var(--gradient-corporate);
    border-radius: 0.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-weight: bold;
    font-size: 0.875rem;
}

.logo-text {
    font-weight: bold;
    font-size: 1.25rem;
    color: var(--corporate-gray);
}

.nav {
    display: flex;
    align-items: center;
    gap: 1.5rem;
}

.nav-link {
    text-decoration: none;
    font-weight: 500;
    font-size: 0.875rem;
    color: var(--muted-foreground);
    transition: color 0.3s ease;
}

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

.language-btn {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    border: 1px solid var(--border);
    border-radius: 0.375rem;
    background: transparent;
    color: var(--foreground);
    cursor: pointer;
    transition: all 0.3s ease;
}

.language-btn:hover {
    background: var(--muted);
}

.icon {
    width: 1rem;
    height: 1rem;
}

/* Hero Section */
.hero {
    position: relative;
    padding: 5rem 0;
    overflow: hidden;
    background: var(--gradient-hero);
}

.hero-bg {
    position: absolute;
    inset: 0;
    background: var(--gradient-hero);
    opacity: 0.5;
}

.hero-content {
    position: relative;
    z-index: 10;
    display: grid;
    grid-template-columns: 1fr;
    gap: 3rem;
    align-items: center;
}

@media (min-width: 1024px) {
    .hero-content {
        grid-template-columns: 1fr 1fr;
    }
}

.hero-text {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.hero-title {
    font-size: 3rem;
    font-weight: bold;
    color: var(--corporate-gray);
    line-height: 1.1;
}

@media (min-width: 1024px) {
    .hero-title {
        font-size: 3.75rem;
    }
}

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--primary);
    font-weight: 600;
}

.hero-description {
    font-size: 1.125rem;
    color: var(--muted-foreground);
    line-height: 1.7;
}

.btn-primary {
    padding: 1.5rem 2rem;
    background: var(--gradient-corporate);
    color: white;
    border: none;
    border-radius: 0.75rem;
    font-size: 1.125rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    align-self: flex-start;
}

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

.hero-image {
    position: relative;
}

.image-glow {
    position: absolute;
    inset: 0;
    background: var(--gradient-corporate);
    border-radius: 1.5rem;
    filter: blur(3rem);
    opacity: 0.2;
    transform: scale(1.05);
}

.hero-img {
    position: relative;
    border-radius: 1.5rem;
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
    width: 100%;
    height: auto;
}

/* Features Section */
.features {
    padding: 5rem 0;
    background: hsla(210, 40%, 96%, 0.3);
}

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

.section-title {
    font-size: 2.5rem;
    font-weight: bold;
    color: var(--corporate-gray);
    margin-bottom: 1rem;
}

.features-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 2rem;
}

@media (min-width: 768px) {
    .features-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

.feature-card {
    background: white;
    padding: 2rem;
    border-radius: 1rem;
    text-align: center;
    box-shadow: var(--shadow-elegant);
    transition: all 0.3s ease;
}

.feature-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-corporate);
}

.feature-icon {
    width: 4rem;
    height: 4rem;
    background: var(--gradient-corporate);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
    color: white;
}

.feature-icon svg {
    width: 2rem;
    height: 2rem;
}

.feature-title {
    font-size: 1.25rem;
    font-weight: bold;
    color: var(--corporate-gray);
    margin-bottom: 1rem;
}

.feature-description {
    color: var(--muted-foreground);
    line-height: 1.7;
}

/* Trust Section */
.trust {
    padding: 5rem 0;
}

.trust-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1.5rem;
}

@media (min-width: 768px) {
    .trust-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1024px) {
    .trust-grid {
        grid-template-columns: repeat(4, 1fr);
    }
}

.trust-card {
    background: hsla(217, 91%, 95%, 0.5);
    border: 1px solid hsla(217, 91%, 60%, 0.2);
    padding: 1.5rem;
    border-radius: 0.75rem;
    text-align: center;
}

.trust-icon {
    width: 2rem;
    height: 2rem;
    color: var(--primary);
    margin: 0 auto 1rem;
}

.trust-text {
    font-weight: 600;
    color: var(--corporate-gray);
}

/* Footer */
.footer {
    background: var(--corporate-gray);
    color: white;
    padding: 3rem 0;
}

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

@media (min-width: 768px) {
    .footer-content {
        grid-template-columns: repeat(3, 1fr);
    }
}

.footer-section {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.footer-company {
    font-weight: bold;
    font-size: 1.25rem;
}

.footer-description,
.footer-text {
    color: #d1d5db;
}

.footer-title {
    font-weight: 600;
    font-size: 1.125rem;
}

.footer-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.footer-list li {
    color: #d1d5db;
}

.footer-bottom {
    border-top: 1px solid #4b5563;
    padding-top: 2rem;
    text-align: center;
}

.footer-rights {
    color: #d1d5db;
}

/* Privacy Page Styles */
.privacy-main {
    min-height: 100vh;
    padding: 5rem 0;
}

.privacy-header {
    text-align: center;
    margin-bottom: 3rem;
}

.privacy-title {
    font-size: 2.5rem;
    font-weight: bold;
    color: var(--corporate-gray);
    margin-bottom: 1rem;
}

.privacy-date {
    color: var(--muted-foreground);
}

.privacy-content {
    max-width: 4xl;
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.privacy-section {
    background: white;
    padding: 2rem;
    border-radius: 0.75rem;
    box-shadow: var(--shadow-elegant);
}

.privacy-section h2 {
    font-size: 1.5rem;
    font-weight: bold;
    color: var(--corporate-gray);
    margin-bottom: 1rem;
}

.privacy-section h3 {
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--corporate-gray);
    margin-bottom: 0.5rem;
    margin-top: 1rem;
}

.privacy-section p {
    margin-bottom: 1rem;
    line-height: 1.7;
}

.privacy-section ul {
    margin: 1rem 0;
    padding-left: 1.5rem;
}

.privacy-section li {
    margin-bottom: 0.5rem;
    line-height: 1.6;
}

.highlight {
    font-weight: 600;
    color: var(--primary);
}

/* Responsive Design */
@media (max-width: 768px) {
    .nav {
        display: none;
    }
    
    .hero-title {
        font-size: 2.5rem;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    .privacy-title {
        font-size: 2rem;
    }
}

/* Utility Classes */
.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}