:root {
    --primary-color: #0ea5e9;
    --primary-dark: #0284c7;
    --secondary-color: #38bdf8;
    --bg-color: #0f172a;
    --text-main: #f8fafc;
    --text-muted: #94a3b8;
    --card-bg: rgba(30, 41, 59, 0.7);
    --border-color: rgba(255, 255, 255, 0.1);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    background-color: var(--bg-color);
    color: var(--text-main);
    line-height: 1.6;
    overflow-x: hidden;
}

/* Background Gradients */
body::before {
    content: '';
    position: fixed;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle at 50% 50%, rgba(14, 165, 233, 0.08) 0%, transparent 50%),
                radial-gradient(circle at 80% 20%, rgba(56, 189, 248, 0.05) 0%, transparent 40%);
    z-index: -1;
    pointer-events: none;
}

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    width: 100%;
    padding: 20px 5%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: rgba(15, 23, 42, 0.75);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border-color);
    z-index: 100;
    transition: all 0.3s ease;
}

.logo {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-main);
    display: flex;
    align-items: center;
    gap: 10px;
}

.nav-links {
    list-style: none;
    display: flex;
    gap: 30px;
}

.nav-links a {
    text-decoration: none;
    color: var(--text-muted);
    font-weight: 500;
    font-size: 1rem;
    transition: color 0.3s ease;
}

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

/* Hero Section */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 10%;
    padding-top: 80px;
}

.hero-content {
    max-width: 600px;
    z-index: 1;
}

.hero h1 {
    font-size: 3.5rem;
    line-height: 1.2;
    margin-bottom: 25px;
    font-weight: 700;
}

.highlight {
    background: linear-gradient(90deg, var(--secondary-color), var(--primary-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero p {
    font-size: 1.2rem;
    color: var(--text-muted);
    margin-bottom: 40px;
}

.btn-primary {
    display: inline-block;
    padding: 16px 36px;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    color: white;
    text-decoration: none;
    border-radius: 30px;
    font-weight: 600;
    font-size: 1.1rem;
    box-shadow: 0 10px 20px rgba(14, 165, 233, 0.25);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 15px 25px rgba(14, 165, 233, 0.4);
}

/* Float animations for hero graphic */
.hero-graphic {
    position: relative;
    width: 400px;
    height: 400px;
    display: flex;
    justify-content: center;
    align-items: center;
}

.glass-card {
    position: absolute;
    background: rgba(255, 255, 255, 0.03);
    backdrop-filter: blur(15px);
    -webkit-backdrop-filter: blur(15px);
    border: 1px solid var(--border-color);
    border-radius: 20px;
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.5);
    animation: float 6s ease-in-out infinite;
    padding: 30px;
}

.card-line {
    height: 12px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 6px;
    margin-bottom: 15px;
}

.float-1 {
    width: 280px;
    height: 320px;
    z-index: 2;
    background: linear-gradient(135deg, rgba(14, 165, 233, 0.15), rgba(255, 255, 255, 0.02));
}

.float-2 {
    width: 140px;
    height: 140px;
    top: 10px;
    right: 10px;
    z-index: 1;
    animation-delay: -2s;
    background: linear-gradient(135deg, rgba(56, 189, 248, 0.15), rgba(255, 255, 255, 0.02));
    border-radius: 50%;
}

.float-3 {
    width: 180px;
    height: 100px;
    bottom: 20px;
    left: -10px;
    z-index: 3;
    animation-delay: -4s;
    border-radius: 15px;
}

@keyframes float {
    0% { transform: translateY(0px) rotate(0deg); }
    50% { transform: translateY(-15px) rotate(2deg); }
    100% { transform: translateY(0px) rotate(0deg); }
}

/* Sections General */
.section-container {
    padding: 80px 10%;
    margin: 0 auto;
}

.section-container h2 {
    font-size: 2.5rem;
    margin-bottom: 20px;
    text-align: center;
}

.section-container > p {
    text-align: center;
    color: var(--text-muted);
    margin-bottom: 50px;
    font-size: 1.15rem;
}

/* Contact Section */
.contact-section {
    background: rgba(15, 23, 42, 0.4);
}

.contact-card {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 20px;
    padding: 40px;
    text-align: center;
    max-width: 400px;
    margin: 0 auto;
    backdrop-filter: blur(10px);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.contact-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.2);
}

.contact-card .icon {
    font-size: 3rem;
    margin-bottom: 20px;
}

.contact-card h3 {
    font-size: 1.5rem;
    margin-bottom: 10px;
}

.email-link {
    color: var(--secondary-color);
    font-size: 1.2rem;
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s ease;
}

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

/* Privacy Section */
.privacy-section {
    padding: 80px 5%;
}

.privacy-container {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 24px;
    padding: 50px 60px;
    max-width: 900px;
    margin: 0 auto;
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.2);
}

.privacy-container h1 {
    font-size: 2.5rem;
    margin-bottom: 15px;
    color: var(--text-main);
}

.privacy-container h2 {
    font-size: 1.5rem;
    margin-top: 40px;
    margin-bottom: 15px;
    color: var(--secondary-color);
}

.privacy-container p {
    color: var(--text-muted);
    margin-bottom: 16px;
    font-size: 1.05rem;
    line-height: 1.7;
}

.privacy-container strong {
    color: var(--text-main);
}

.privacy-container .last-updated {
    color: var(--primary-color);
    font-size: 0.95rem;
    margin-bottom: 40px;
    font-weight: 500;
}

.privacy-container a {
    color: var(--secondary-color);
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s ease;
}

.privacy-container a:hover {
    color: var(--primary-color);
    text-decoration: underline;
}

/* Footer */
.footer {
    text-align: center;
    padding: 30px;
    color: var(--text-muted);
    border-top: 1px solid var(--border-color);
    background: rgba(15, 23, 42, 0.5);
}

/* Responsive */
@media (max-width: 900px) {
    .nav-links {
        display: none;
    }
    .hero {
        flex-direction: column;
        justify-content: center;
        text-align: center;
        padding-top: 120px;
    }
    .hero h1 {
        font-size: 2.8rem;
    }
    .hero-content {
        margin-bottom: 40px;
    }
    .hero-graphic {
        width: 300px;
        height: 300px;
        margin: 0 auto;
    }
    .privacy-container {
        padding: 40px 30px;
    }
}
@media (max-width: 600px) {
    .section-container {
        padding: 60px 5%;
    }
    .hero h1 {
        font-size: 2.2rem;
    }
    .privacy-container h1 {
        font-size: 2rem;
    }
    .privacy-container {
        padding: 30px 20px;
    }
}