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

:root {
    --color-white: #ffffff;
    --color-black: #0a0a0a;
    --color-gray-100: rgba(255, 255, 255, 0.9);
    --color-gray-200: rgba(255, 255, 255, 0.7);
    --color-gray-300: rgba(255, 255, 255, 0.5);
    --font-serif: 'Playfair Display', Georgia, serif;
    --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-sans);
    background-color: var(--color-black);
    color: var(--color-white);
    line-height: 1.6;
    overflow-x: hidden;
}

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 1.25rem 3rem;
    transition: background-color 0.3s ease, backdrop-filter 0.3s ease;
}

.navbar.scrolled {
    background-color: rgba(10, 10, 10, 0.8);
    backdrop-filter: blur(20px);
}

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

.logo-img {
    height: 24px;
    width: auto;
    filter: invert(1);
}

/* Hero Section */
.hero {
    position: relative;
    min-height: 100vh;
    min-height: 100dvh; /* Dynamic viewport height for mobile browsers */
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
    padding: 0 2rem;
    padding-top: 15vh;
    padding-bottom: 10vh;
}

.hero-background {
    position: absolute;
    inset: 0;
    z-index: -1;
    background:
        linear-gradient(
            180deg,
            rgba(10, 10, 10, 0.3) 0%,
            rgba(10, 10, 10, 0.1) 30%,
            rgba(10, 10, 10, 0.4) 70%,
            rgba(10, 10, 10, 0.95) 100%
        ),
        url('https://images.unsplash.com/photo-1506905925346-21bda4d32df4?ixlib=rb-4.0.3&auto=format&fit=crop&w=2070&q=80');
    background-size: cover;
    background-position: center 40%;
}

.hero-overlay {
    position: absolute;
    inset: 0;
    background: radial-gradient(
        ellipse at center top,
        rgba(139, 92, 246, 0.1) 0%,
        transparent 50%
    );
}

.hero-content {
    max-width: 900px;
    margin: 0 auto;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.15);
    border-radius: 100px;
    font-size: 0.8125rem;
    font-weight: 500;
    color: var(--color-gray-100);
    margin-bottom: 2rem;
    backdrop-filter: blur(10px);
}

.badge-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 20px;
    height: 20px;
    background: rgba(255, 255, 255, 0.15);
    border-radius: 50%;
}

.badge-icon svg {
    width: 12px;
    height: 12px;
}

.hero-headline {
    font-family: var(--font-serif);
    font-size: clamp(2.5rem, 7vw, 4.5rem);
    font-weight: 400;
    line-height: 1.1;
    letter-spacing: -0.02em;
    color: var(--color-white);
    margin-bottom: 1.5rem;
}

.hero-subtitle {
    font-size: 1.125rem;
    font-weight: 400;
    color: var(--color-gray-200);
    line-height: 1.7;
    margin-bottom: 2.5rem;
}

.hero-cta {
    display: flex;
    justify-content: center;
    gap: 1rem;
}

.btn-hero {
    display: inline-flex;
    align-items: center;
    padding: 1rem 2rem;
    background-color: var(--color-white);
    color: var(--color-black);
    text-decoration: none;
    font-size: 0.9375rem;
    font-weight: 500;
    border-radius: 100px;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.btn-hero:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 30px rgba(255, 255, 255, 0.25);
}

.btn-hero-secondary {
    display: inline-flex;
    align-items: center;
    padding: 1rem 2rem;
    background-color: transparent;
    color: var(--color-white);
    text-decoration: none;
    font-size: 0.9375rem;
    font-weight: 500;
    border-radius: 100px;
    border: 1px solid rgba(255, 255, 255, 0.3);
    transition: transform 0.2s ease, background-color 0.2s ease, border-color 0.2s ease;
}

.btn-hero-secondary:hover {
    transform: translateY(-2px);
    background-color: rgba(255, 255, 255, 0.1);
    border-color: rgba(255, 255, 255, 0.5);
}

/* Footer */
.footer {
    position: absolute;
    bottom: 1.5rem;
    left: 0;
    right: 0;
    text-align: center;
    font-size: 0.8125rem;
    color: var(--color-gray-300);
}

.footer-link {
    color: var(--color-gray-200);
    text-decoration: none;
    transition: color 0.2s ease;
}

.footer-link:hover {
    color: var(--color-white);
}

/* Responsive Design */
@media (max-width: 1024px) {
    .navbar {
        padding: 1rem 2rem;
    }
}

@media (max-width: 768px) {
    .navbar {
        padding: 1rem 1.5rem;
    }

    .hero {
        padding: 0 1.5rem;
        padding-top: 12vh;
        padding-bottom: 8vh;
    }

    .hero-content {
        padding: 0 0.5rem;
    }

    .hero-headline {
        font-size: 2.25rem;
    }

    .hero-headline br {
        display: none;
    }

    .hero-subtitle {
        font-size: 1rem;
        padding: 0 1rem;
    }

    .hero-subtitle br {
        display: none;
    }

    .hero-cta {
        flex-direction: column;
        align-items: center;
        gap: 0.75rem;
    }

    .btn-hero,
    .btn-hero-secondary {
        width: 100%;
        max-width: 220px;
        justify-content: center;
    }

    .footer {
        bottom: 1.5rem;
        padding: 0 1rem;
    }
}

@media (max-width: 480px) {
    .hero {
        padding: 0 1rem;
        padding-top: 10vh;
        padding-bottom: 6vh;
    }

    .hero-badge {
        font-size: 0.75rem;
        padding: 0.375rem 0.75rem;
        margin-bottom: 1.5rem;
    }

    .hero-headline {
        font-size: 1.875rem;
        margin-bottom: 1rem;
    }

    .hero-subtitle {
        font-size: 0.9375rem;
        margin-bottom: 2rem;
    }

    .btn-hero,
    .btn-hero-secondary {
        padding: 0.875rem 1.5rem;
        font-size: 0.875rem;
        max-width: 200px;
    }

    .footer {
        font-size: 0.75rem;
        bottom: 1rem;
    }
}