:root {
    --bg-color: #1e1b18; 
    --card-bg: #2a2420;
    --text-color: #d7ccc8;
    --accent-coffee: #b08968;
    --accent-amber: #dd9d44;
    --border-soft: #3e362e;
}

body {
    background-color: var(--bg-color);
    color: var(--text-color);
    font-family: 'Quicksand', sans-serif;
    margin: 0;
    padding: 20px;
    display: flex;
    justify-content: center;
}

.container {
    max-width: 800px;
    width: 100%;
}

.header {
    text-align: center;
    margin-bottom: 40px;
}

.back-btn {
    color: var(--accent-coffee);
    text-decoration: none;
    font-size: 0.9rem;
}

.welcome {
    font-size: 0.8rem;
    letter-spacing: 2px;
    text-transform: uppercase;
    color: var(--accent-amber);
    margin-top: 10px;
}

h1 {
    font-weight: 300;
    font-size: 2.5rem;
    margin: 5px 0;
}

/* Current Book Section */
.current-book-card {
    background: var(--card-bg);
    border: 1px solid var(--border-soft);
    border-radius: 15px;
    padding: 30px;
    position: relative;
    margin-bottom: 30px;
}

.badge {
    position: absolute;
    top: -12px;
    left: 20px;
    background: var(--accent-amber);
    color: var(--bg-color);
    padding: 4px 12px;
    font-weight: bold;
    font-size: 0.7rem;
    border-radius: 5px;
    text-transform: uppercase;
}

.book-content {
    display: flex;
    gap: 30px;
    align-items: center;
}

.book-cover-placeholder {
    width: 140px;
    height: 200px;
    background: var(--border-soft);
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 8px;
    flex-shrink: 0;
}

.book-info h2 {
    margin: 0;
    color: var(--accent-coffee);
}

.author {
    font-style: italic;
    opacity: 0.8;
}

.progress-container {
    margin-top: 20px;
    font-size: 0.8rem;
}

.progress-bar {
    height: 6px;
    background: var(--accent-amber);
    border-radius: 3px;
    margin-bottom: 5px;
}

/* Grid Layout for Meeting/Upcoming */
.grid-layout {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

.info-card {
    background: var(--card-bg);
    border-radius: 12px;
    padding: 20px;
    border: 1px solid var(--border-soft);
}

.info-card h3 {
    margin-top: 0;
    color: var(--accent-coffee);
    border-bottom: 1px solid var(--border-soft);
    padding-bottom: 10px;
}

ul {
    list-style: none;
    padding: 0;
}

li {
    margin-bottom: 10px;
    font-size: 0.9rem;
}

.sublist { 
    list-style: circle;
    padding-left: 13px;
}

.rsvp-btn {
    width: 100%;
    padding: 10px;
    background: transparent;
    border: 1px solid var(--accent-coffee);
    color: var(--accent-coffee);
    border-radius: 5px;
    cursor: pointer;
    transition: 0.3s;
}

.rsvp-btn:hover {
    background: var(--accent-coffee);
    color: var(--bg-color);
}

/* Mobile Responsive */
@media (max-width: 600px) {
    .book-content { flex-direction: column; text-align: center; }
    .grid-layout { grid-template-columns: 1fr; }
}