/* CSS Reset & Variables */
:root {
    --primary-color: #2563eb;
    --primary-hover: #1d4ed8;
    --surprise-color: #ec4899; /* Pink for the surprise button */
    --surprise-hover: #db2777;
    --text-color: #1f2937;
    --text-light: #6b7280;
    --bg-color: #ffffff;
    --bg-alt: #f9fafb;
    --header-bg: rgba(255, 255, 255, 0.9);
    --border-color: #e5e7eb;
    --font-family: 'Inter', sans-serif;
    --max-width: 800px;
    --spacing-md: 2rem;
    --spacing-lg: 4rem;
}

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

body {
    font-family: var(--font-family);
    color: var(--text-color);
    background-color: var(--bg-color);
    line-height: 1.6;
    scroll-behavior: smooth;
}

/* Typography */
h1,
h2,
h3 {
    color: #111827;
    margin-bottom: 1rem;
    font-weight: 700;
}

p {
    margin-bottom: 1rem;
    color: var(--text-color);
}

ul {
    margin-left: 1.5rem;
    margin-bottom: 1rem;
}

li {
    margin-bottom: 0.5rem;
}

a {
    text-decoration: none;
    color: inherit;
    transition: color 0.2s;
}

/* Layout Utilities */
.container {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 1.5rem;
}

.section {
    padding: var(--spacing-lg) 0;
}

.alt-bg {
    background-color: var(--bg-alt);
    border-top: 1px solid var(--border-color);
    border-bottom: 1px solid var(--border-color);
}

/* Header */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background-color: var(--header-bg);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border-color);
    z-index: 1000;
    height: 70px;
    display: flex;
    align-items: center;
}

.header-container {
    width: 100%;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--primary-color);
    letter-spacing: -0.025em;
    display: flex;
    align-items: center;
}

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

.nav-link {
    font-weight: 500;
    font-size: 0.95rem;
    color: var(--text-light);
}

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

.btn-contact {
    padding: 0.5rem 1rem;
    background-color: var(--primary-color);
    color: white;
    border-radius: 6px;
    transition: background-color 0.2s;
}

.btn-contact:hover {
    background-color: var(--primary-hover);
    color: white;
}

.btn-surprise {
    padding: 0.5rem 1rem;
    background-color: var(--surprise-color);
    color: white;
    border-radius: 6px;
    transition: background-color 0.2s;
}

.btn-surprise:hover {
    background-color: var(--surprise-hover);
    color: white;
}

/* Main Content */
.main-content {
    padding-top: 70px;
    /* Header height offset */
}

.section-title {
    font-size: 2.25rem;
    text-align: center;
    margin-bottom: 0.5rem;
}

.last-updated {
    text-align: center;
    color: var(--text-light);
    font-size: 0.9rem;
    margin-bottom: 3rem;
}

.content-block {
    margin-bottom: 2rem;
}

.content-block h2 {
    font-size: 1.5rem;
    padding-bottom: 0.5rem;
    border-bottom: 2px solid var(--border-color);
    margin-bottom: 1rem;
    color: #374151;
}

/* Contact Section */
.contact-section {
    text-align: center;
    background-color: #f3f4f6;
    padding: 5rem 0;
}

.contact-section h2 {
    font-size: 2rem;
    margin-bottom: 1rem;
}

.btn-primary {
    display: inline-block;
    margin-top: 1rem;
    padding: 0.75rem 2rem;
    background-color: var(--primary-color);
    color: white;
    font-weight: 600;
    border-radius: 8px;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    transition: transform 0.2s, background-color 0.2s;
}

.btn-primary:hover {
    background-color: var(--primary-hover);
    transform: translateY(-2px);
    box-shadow: 0 6px 8px -1px rgba(0, 0, 0, 0.15);
}

/* Footer */
.footer {
    background-color: #111827;
    color: #e5e7eb;
    padding: 3rem 0;
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
}

.footer-links {
    display: flex;
    gap: 1.5rem;
}

.footer-links a:hover {
    text-decoration: underline;
}

/* Responsive */
@media (max-width: 640px) {
    .section-title {
        font-size: 1.75rem;
    }

    .header-container {
        padding: 0 1rem;
    }

    .nav {
        display: none;
        /* Keep hidden by default for now to save space */
    }

    /* Show contact button in a simplified way or just let logo be center? 
       Actually, let's just show the Contact button and hide the rest for simplicity on very small screens, 
       or use a simple bottom bar. 
       For this specific request, let's just ensure the content is readable.
       I will un-hide the nav but make it cleaner.
    */
    .nav {
        display: flex;
        gap: 0.5rem;
    }

    .nav-link {
        display: none;
        /* Hide text links on mobile to save space */
    }

    .btn-contact {
        display: block;
        font-size: 0.85rem;
        padding: 0.4rem 0.8rem;
    }
    
    .btn-surprise {
        display: block;
        font-size: 0.85rem;
        padding: 0.4rem 0.8rem;
    }
}