:root {
    --primary: #ffaa00;
    /* Warm Amber */
    --secondary: #ff7700;
    /* Sunset Orange */
    --accent: #ff4400;
    --bg-dark: #0f0a05;
    /* Deep Cocoa Black */
    --surface: rgba(40, 25, 15, 0.4);
    --on-surface: #fff0e0;
    --glass-border: rgba(255, 170, 0, 0.2);
    --font-title: "lulo-outline", sans-serif;
    --font-body: 'Roboto', sans-serif;
}

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

body {
    background-color: var(--bg-dark);
    color: var(--on-surface);
    font-family: var(--font-body);
    min-height: 100vh;
    overflow-x: hidden;
    line-height: 1.6;
}

/* Tropical Background */
.bg-container {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    background: linear-gradient(135deg, #0a0a0f 0%, #1a1a2e 100%);
}

.bg-image {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0.6;
    filter: brightness(0.7) contrast(1.1);
}

/* Glassmorphism Containers */
.glass-panel {
    background: var(--surface);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: 24px;
    padding: 2rem;
    box-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.37);
}

/* Layout */
.container {
    max-width: 600px;
    margin: 0 auto;
    padding: 2rem 1rem;
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

/* Typography */
h1 {
    font-family: var(--font-title);
    font-size: 3.25rem;
    /* Significantly bigger */
    font-weight: 400;
    /* Lulo Outline is usually best at 400 */
    text-align: center;
    background: linear-gradient(to right, var(--primary), var(--secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    letter-spacing: 0.1em;
    /* Added spacing for outline font */
    line-height: 1.2;
    text-transform: uppercase;
}

.event-tagline {
    font-size: 30px;
}

@media (max-width: 480px) {
    h1 {
        font-size: 30px;
        letter-spacing: 0.05em;
    }

    .event-tagline {
        font-size: 22px;
    }
}

.event-details {
    text-align: center;
}

.detail-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1rem;
    font-size: 1.1rem;
}

.detail-icon {
    color: var(--primary);
}

/* RSVP Buttons */
.rsvp-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1rem;
    margin-top: 1.5rem;
}

.rsvp-btn {
    padding: 1rem;
    border-radius: 12px;
    border: 1px solid var(--glass-border);
    background: rgba(255, 255, 255, 0.05);
    color: white;
    font-family: var(--font-body);
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    text-align: center;
}

.rsvp-btn:hover {
    background: rgba(255, 255, 255, 0.1);
    transform: translateY(-2px);
}

.rsvp-btn.active[data-status="going"] {
    background: #00c853;
    border-color: #00e676;
}

.rsvp-btn.active[data-status="maybe"] {
    background: #ffab00;
    border-color: #ffc400;
}

.rsvp-btn.active[data-status="not_going"] {
    background: #d50000;
    border-color: #ff1744;
}

/* Guest List */
.guest-list-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.5rem;
}

.guest-bubbles {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
}

.guest-avatar {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    border: 2px solid var(--primary);
    background-size: cover;
    background-position: center;
    position: relative;
}

.guest-avatar::after {
    content: attr(data-name);
    position: absolute;
    bottom: -20px;
    left: 50%;
    transform: translateX(-50%);
    font-size: 0.7rem;
    white-space: nowrap;
    opacity: 0;
    transition: opacity 0.3s;
}

.guest-avatar:hover::after {
    opacity: 1;
}

/* Auth Overlay */
.auth-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(10, 10, 15, 0.9);
    z-index: 100;
    display: flex;
    justify-content: center;
    align-items: center;
    backdrop-filter: blur(10px);
}

.auth-card {
    max-width: 400px;
    width: 90%;
    text-align: center;
}

.google-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1rem;
    width: 100%;
    padding: 1rem;
    background: white;
    color: #1a1a1a;
    border-radius: 12px;
    font-weight: 600;
    cursor: pointer;
    border: none;
    margin-top: 2rem;
}

/* Animations */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.animate-in {
    animation: fadeIn 0.8s ease-out forwards;
}