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

:root {
    --primary: #ffffff;
    --secondary: #f8f9fa;
    --text-dark: #1a1a1a;
    --text-light: #666666;
    --accent: #6366f1;
    --accent-dark: #4f46e5;
    --border: #e5e7eb;
}

html, body {
    height: 100%;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Helvetica Neue', sans-serif;
    background: var(--primary);
    color: var(--text-dark);
    line-height: 1.6;
}

body {
    display: flex;
    flex-direction: column;
}

/* Navbar */
.navbar {
    position: sticky;
    top: 0;
    background: var(--primary);
    border-bottom: 1px solid var(--border);
    z-index: 100;
    backdrop-filter: blur(10px);
    background-color: rgba(255, 255, 255, 0.95);
}

.navbar-content {
    max-width: 1200px;
    margin: 0 auto;
    padding: 16px 20px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.logo-small {
    display: flex;
    align-items: center;
    gap: 10px;
    font-weight: 600;
    font-size: 18px;
    text-decoration: none;
    color: var(--text-dark);
}

.logo-small img {
    width: 32px;
    height: 32px;
}

/* Hero Section */
.hero {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 60px 20px;
    background: linear-gradient(135deg, var(--secondary) 0%, #ffffff 100%);
    position: relative;
    overflow: hidden;
}

.container {
    width: 100%;
    max-width: 700px;
    position: relative;
    z-index: 2;
}

.hero-content {
    text-align: center;
    animation: fadeInUp 0.8s ease-out;
}

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

.logo-large {
    margin-bottom: 40px;
}

.logo-large img {
    max-width: 140px;
    height: auto;
    display: block;
    margin: 0 auto;
    animation: slideDown 0.7s ease-out;
}

@keyframes slideDown {
    from {
        opacity: 0;
        transform: translateY(-20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.hero-title {
    font-size: 52px;
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 20px;
    color: var(--text-dark);
    letter-spacing: -0.5px;
}

.hero-subtitle {
    font-size: 18px;
    color: var(--text-light);
    margin-bottom: 40px;
    line-height: 1.6;
}

/* Form */
.newsletter-form {
    margin-bottom: 50px;
}

.form-wrapper {
    display: flex;
    gap: 12px;
    margin-bottom: 14px;
}

.newsletter-form input {
    flex: 1;
    padding: 14px 18px;
    border: 2px solid var(--border);
    border-radius: 8px;
    background: var(--primary);
    color: var(--text-dark);
    font-size: 16px;
    transition: all 0.3s ease;
}

.newsletter-form input:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.1);
}

.newsletter-form input::placeholder {
    color: var(--text-light);
}

.newsletter-form button {
    padding: 14px 32px;
    background: var(--accent);
    color: white;
    border: none;
    border-radius: 8px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    white-space: nowrap;
}

.newsletter-form button:hover {
    background: var(--accent-dark);
    transform: translateY(-2px);
    box-shadow: 0 8px 16px rgba(99, 102, 241, 0.3);
}

.newsletter-form button:active {
    transform: translateY(0);
}

.form-message {
    font-size: 14px;
    color: var(--text-light);
    min-height: 20px;
    text-align: center;
}

.form-message.success {
    color: #10b981;
    font-weight: 500;
}

.form-message.error {
    color: #ef4444;
    font-weight: 500;
}

/* Social Section */
.social-section {
    display: none;
}

.social-label {
    display: none;
}

.social-links {
    display: none;
}

.social-links a {
    display: none;
}

/* Floating Elements */
.floating-elements {
    position: absolute;
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
    z-index: 0;
    pointer-events: none;
}

.float {
    position: absolute;
    border-radius: 50%;
    opacity: 0.05;
}

.float-1 {
    width: 300px;
    height: 300px;
    background: var(--accent);
    top: -100px;
    left: -100px;
    animation: float 8s ease-in-out infinite;
}

.float-2 {
    width: 200px;
    height: 200px;
    background: var(--accent);
    bottom: -50px;
    right: -50px;
    animation: float 10s ease-in-out infinite reverse;
}

.float-3 {
    width: 150px;
    height: 150px;
    background: var(--accent);
    top: 50%;
    right: 10%;
    animation: float 12s ease-in-out infinite;
}

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

/* Responsive Design */
@media (max-width: 768px) {
    .hero {
        padding: 40px 20px;
    }

    .hero-title {
        font-size: 36px;
    }

    .hero-subtitle {
        font-size: 16px;
        margin-bottom: 30px;
    }

    .form-wrapper {
        flex-direction: column;
    }

    .newsletter-form button {
        width: 100%;
    }
}

@media (max-width: 480px) {
    .navbar-content {
        padding: 12px 16px;
    }

    .logo-small {
        font-size: 16px;
    }

    .logo-small img {
        width: 28px;
        height: 28px;
    }

    .hero {
        padding: 30px 16px;
    }

    .logo-large img {
        max-width: 100px;
    }

    .hero-title {
        font-size: 28px;
        margin-bottom: 16px;
    }

    .hero-subtitle {
        font-size: 14px;
        margin-bottom: 24px;
    }

    .newsletter-form input,
    .newsletter-form button {
        padding: 12px 16px;
        font-size: 14px;
    }

    .social-section {
        margin-top: 40px;
        padding-top: 30px;
    }

    .social-links {
        gap: 12px;
    }

    .social-links a {
        width: 40px;
        height: 40px;
    }
}