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

:root {
    --color-text: #1a1a1a;
    --color-text-light: #666;
    --color-bg: #ffffff;
    --color-accent: #000;
    --color-link: #000;
    --font-sans: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    --font-serif: Georgia, serif;
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 4rem;
    --spacing-xl: 6rem;
    --max-width: 1200px;
    --line-height: 1.6;
}

html {
    scroll-behavior: smooth;
}

/* Ensure waitlist section has proper spacing for centering */
#waitlist {
    scroll-margin-top: 0;
    scroll-margin-bottom: 0;
}

body {
    font-family: var(--font-sans);
    color: var(--color-text);
    background-color: var(--color-bg);
    line-height: var(--line-height);
    font-size: 16px;
}

/* Header */
.header {
    position: sticky;
    top: 0;
    background: var(--color-bg);
    border-bottom: 1px solid #e5e5e5;
    z-index: 100;
    padding: var(--spacing-sm) 0;
}

.header-container {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 var(--spacing-md);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo img {
    height: 40px;
    width: auto;
}

.nav {
    display: flex;
    gap: var(--spacing-md);
    align-items: center;
}

.nav a {
    color: var(--color-link);
    text-decoration: none;
    text-transform: uppercase;
    font-size: 14px;
    letter-spacing: 0.05em;
    font-weight: 500;
}

.nav a:hover {
    text-decoration: underline;
}

.nav-external {
    color: #666;
    opacity: 0.8;
}

.nav-external:hover {
    color: #999;
    opacity: 1;
    text-decoration: underline;
}

.external-arrow {
    display: inline-block;
    margin-left: 4px;
    font-size: 12px;
    transition: transform 0.2s ease;
}

.nav-external:hover .external-arrow {
    transform: translateX(2px);
}

/* Sticky CTA Button */
.cta-sticky {
    position: fixed;
    bottom: var(--spacing-md);
    right: var(--spacing-md);
    z-index: 1000;
}

.cta-button {
    display: inline-block;
    background: var(--color-accent);
    color: var(--color-bg);
    padding: var(--spacing-sm) var(--spacing-md);
    text-decoration: none;
    text-transform: uppercase;
    font-weight: 600;
    letter-spacing: 0.1em;
    font-size: 14px;
    border: 2px solid var(--color-accent);
    transition: all 0.2s ease;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

.cta-button:hover {
    background: var(--color-bg);
    color: var(--color-accent);
    transform: translateY(-2px);
    box-shadow: 0 6px 16px rgba(0, 0, 0, 0.2);
}

/* Hero Section */
.hero {
    position: relative;
    width: 100%;
    min-height: 60vh;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.hero-image {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
}

.hero-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.hero-content {
    position: relative;
    z-index: 1;
    max-width: var(--max-width);
    padding: var(--spacing-xl) var(--spacing-md);
    text-align: center;
    color: var(--color-bg);
    background: rgba(0, 0, 0, 0.4);
    backdrop-filter: blur(2px);
    width: 100%;
}

.hero-content h1 {
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: 700;
    margin-bottom: var(--spacing-md);
    line-height: 1.2;
}

.hero-subtitle {
    font-size: clamp(1.1rem, 2vw, 1.25rem);
    max-width: 800px;
    margin: 0 auto;
    line-height: 1.6;
}

/* Event Dates Banner */
.event-dates-banner {
    background: var(--color-accent);
    color: var(--color-bg);
    padding: var(--spacing-lg) var(--spacing-md);
    text-align: center;
}

.event-dates-content {
    max-width: var(--max-width);
    margin: 0 auto;
}

.event-title {
    font-size: clamp(1.5rem, 3vw, 2rem);
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: var(--spacing-xs);
    color: var(--color-bg);
}

.event-dates {
    font-size: clamp(1.1rem, 2vw, 1.3rem);
    font-weight: 400;
    letter-spacing: 0.05em;
    opacity: 0.95;
}

/* Main Content */
.main-content {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: var(--spacing-xl) var(--spacing-md) var(--spacing-sm);
}

.section {
    margin-bottom: var(--spacing-xl);
    scroll-margin-top: 80px; /* Account for sticky header */
}

.section h2 {
    font-size: clamp(1.75rem, 3vw, 2.5rem);
    font-weight: 700;
    margin-bottom: var(--spacing-md);
    line-height: 1.3;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.section p {
    margin-bottom: var(--spacing-md);
    font-size: 1.1rem;
    line-height: var(--line-height);
}

.section p:last-child {
    margin-bottom: 0;
}

.feature-list {
    list-style: none;
    margin: var(--spacing-md) 0;
}

.feature-list li {
    margin-bottom: var(--spacing-sm);
    padding-left: var(--spacing-md);
    position: relative;
    font-size: 1.1rem;
    line-height: var(--line-height);
}

.feature-list li::before {
    content: "•";
    position: absolute;
    left: 0;
    color: var(--color-accent);
    font-weight: bold;
}

.feature-list li strong {
    font-weight: 600;
}

.highlight-section {
    background: #f8f8f8;
    padding: var(--spacing-lg);
    border-left: 4px solid var(--color-accent);
    margin: var(--spacing-xl) 0;
}

/* CTA Section */
.cta-section {
    background: var(--color-accent);
    color: var(--color-bg);
    padding: var(--spacing-lg);
    text-align: center;
    margin-top: var(--spacing-lg);
    margin-bottom: 0;
}

.cta-content h2 {
    color: var(--color-bg);
    margin-bottom: var(--spacing-sm);
}

.cta-content p {
    margin-bottom: var(--spacing-xs);
    font-size: 1.1rem;
    line-height: 1.5;
}

.cta-content a {
    color: var(--color-bg);
    text-decoration: underline;
}

.cta-content a:hover {
    text-decoration: none;
}

.cta-final {
    margin-top: var(--spacing-sm);
    font-size: 1.25rem;
    font-weight: 600;
}

/* Schedule Section */
.schedule-section {
    background: #f8f8f8;
    padding: var(--spacing-lg);
    border-left: 4px solid var(--color-accent);
}

.schedule-intro {
    margin-bottom: var(--spacing-lg);
}

.schedule-intro p {
    margin-bottom: var(--spacing-md);
}

.schedule-weeks {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-md);
    margin-top: var(--spacing-lg);
}

.schedule-week {
    background: var(--color-bg);
    padding: var(--spacing-md);
    border: 1px solid #e5e5e5;
    transition: all 0.2s ease;
    display: flex;
    flex-direction: column;
    min-height: 150px;
}

.schedule-week:hover {
    border-color: var(--color-accent);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.schedule-week h3 {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: var(--spacing-xs);
    color: var(--color-accent);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.schedule-week .week-dates {
    font-size: 0.95rem;
    color: var(--color-text-light);
    margin-bottom: var(--spacing-sm);
    font-weight: 400;
    letter-spacing: 0.02em;
}

.schedule-week .week-theme {
    font-size: 1.1rem;
    line-height: 1.5;
    color: var(--color-text);
    margin: 0;
    font-weight: 500;
    flex: 1;
}

/* Waitlist Form */
.waitlist-form {
    max-width: 500px;
    margin: var(--spacing-md) auto var(--spacing-md);
    padding: 0;
}

.form-group {
    margin-bottom: var(--spacing-sm);
}

.waitlist-form input[type="email"],
.waitlist-form input[type="text"] {
    width: 100%;
    padding: var(--spacing-sm) var(--spacing-md);
    font-size: 1rem;
    border: 2px solid rgba(255, 255, 255, 0.3);
    background: rgba(255, 255, 255, 0.1);
    color: var(--color-bg);
    border-radius: 0;
    transition: all 0.2s ease;
    font-family: var(--font-sans);
}

.waitlist-form input[type="email"]:focus,
.waitlist-form input[type="text"]:focus {
    outline: none;
    border-color: var(--color-bg);
    background: rgba(255, 255, 255, 0.2);
}

.waitlist-form input::placeholder {
    color: rgba(255, 255, 255, 0.7);
}

.waitlist-submit {
    width: 100%;
    padding: var(--spacing-sm) var(--spacing-md);
    font-size: 1rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    background: var(--color-bg);
    color: var(--color-accent);
    border: 2px solid var(--color-bg);
    cursor: pointer;
    transition: all 0.2s ease;
    font-family: var(--font-sans);
    margin-top: var(--spacing-sm);
}

.waitlist-submit:hover:not(:disabled) {
    background: transparent;
    color: var(--color-bg);
}

.waitlist-submit:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

.waitlist-message {
    margin-top: var(--spacing-xs);
    padding: var(--spacing-xs) var(--spacing-sm);
    text-align: center;
    font-size: 0.95rem;
    min-height: 1.2rem;
}

.waitlist-message.success {
    color: #90EE90;
    background: rgba(144, 238, 144, 0.1);
    border: 1px solid rgba(144, 238, 144, 0.3);
}

.waitlist-message.error {
    color: #FFB6C1;
    background: rgba(255, 182, 193, 0.1);
    border: 1px solid rgba(255, 182, 193, 0.3);
}

/* Footer */
.footer {
    border-top: 1px solid #e5e5e5;
    padding: var(--spacing-md) 0;
    margin-top: 0;
}

.footer-container {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 var(--spacing-md);
    text-align: center;
    color: var(--color-text-light);
    font-size: 14px;
}

.footer-container a {
    color: var(--color-link);
    text-decoration: none;
}

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

/* Responsive Design */
@media (max-width: 768px) {
    :root {
        --spacing-md: 1.5rem;
        --spacing-lg: 2.5rem;
        --spacing-xl: 3rem;
    }

    .hero {
        min-height: 50vh;
    }

    .hero-content {
        padding: var(--spacing-lg) var(--spacing-md);
    }

    .event-dates-banner {
        padding: var(--spacing-md);
    }

    .event-title {
        font-size: 1.25rem;
    }

    .event-dates {
        font-size: 1rem;
    }

    .main-content {
        padding: var(--spacing-lg) var(--spacing-md);
    }

    .section {
        margin-bottom: var(--spacing-lg);
    }

    .highlight-section {
        padding: var(--spacing-md);
    }

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

    .schedule-section {
        padding: var(--spacing-md);
    }

    .schedule-weeks {
        grid-template-columns: 1fr;
        gap: var(--spacing-sm);
    }

    .schedule-week {
        min-height: auto;
    }

    .cta-sticky {
        bottom: var(--spacing-sm);
        right: var(--spacing-sm);
    }

    .cta-button {
        padding: var(--spacing-xs) var(--spacing-sm);
        font-size: 12px;
    }
}

@media (max-width: 480px) {
    .header-container {
        padding: 0 var(--spacing-sm);
    }

    .logo img {
        height: 30px;
    }

    .nav a {
        font-size: 12px;
    }
}