:root {
    --bg-color: #fcfbf9; /* Off-white paper color */
    --text-color: #2c2c2c; /* Charcoal black */
    --accent-color: #707070; /* Muted grey */
    --font-heading: 'Playfair Display', serif;
    --font-body: 'Montserrat', sans-serif;
}

body {
    margin: 0;
    padding: 0;
    font-family: var(--font-body);
    background-color: var(--bg-color);
    color: var(--text-color);
    line-height: 1.6;
}

h1, h2, h3 {
    font-family: var(--font-heading);
    font-weight: 700;
}

.hero {
    position: relative;
    height: 60vh;
    background: linear-gradient(135deg, #1a1a1a 0%, #4a4a4a 100%);
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: url('data:image/svg+xml;base64,PHN2ZyB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciIHdpZHRoPSI0IiBoZWlnaHQ9IjQiPgo8cmVjdCB3aWR0aD0iNCIgaGVpZ2h0PSI0IiBmaWxsPSIjZmZmIiBmaWxsLW9wYWNpdHk9IjAuMDUiLz4KPC9zdmc+'); /* Subtle noise texture */
    opacity: 0.3;
}

.hero-content {
    z-index: 2;
    padding: 2rem;
}

.hero h1 {
    font-size: 3.5rem;
    margin-bottom: 0.5rem;
    letter-spacing: 2px;
}

.hero h2 {
    font-size: 1.5rem;
    font-weight: 400;
    font-style: italic;
    opacity: 0.9;
}

.countdown {
    display: flex;
    justify-content: center;
    gap: 2rem;
    margin-top: 2rem;
    font-family: var(--font-heading);
}

.countdown div {
    display: flex;
    flex-direction: column;
    align-items: center;
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.countdown span {
    font-size: 2.5rem;
    font-weight: bold;
}

.container {
    max-width: 1000px;
    margin: -3rem auto 2rem;
    padding: 0 1rem;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1.5rem;
    z-index: 10;
    position: relative;
}

.card {
    background: white;
    padding: 2rem;
    border-radius: 4px;
    box-shadow: 0 4px 20px rgba(0,0,0,0.05);
    border: 1px solid rgba(0,0,0,0.05);
    transition: transform 0.3s ease;
}

.card:hover {
    transform: translateY(-5px);
}

.card.full-width {
    grid-column: 1 / -1;
}

.card h3 {
    margin-top: 0;
    border-bottom: 1px solid #eee;
    padding-bottom: 1rem;
    margin-bottom: 1.5rem;
    font-size: 1.5rem;
}

.flight-details {
    display: flex;
    justify-content: space-between;
    gap: 2rem;
    margin-bottom: 1rem;
}

.flight-leg {
    flex: 1;
    text-align: center;
    background: #f9f9f9;
    padding: 1rem;
    border-radius: 4px;
}

.airport {
    font-weight: bold;
    font-size: 1.2rem;
}

.arrow {
    color: var(--accent-color);
    margin: 0 0.5rem;
}

.note {
    font-size: 0.85rem;
    color: var(--accent-color);
    text-align: center;
    font-style: italic;
}

.hotel-list {
    list-style: none;
    padding: 0;
}

.hotel-list li {
    margin-bottom: 1rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid #f0f0f0;
}

.hotel-list li:last-child {
    border-bottom: none;
}

.mood-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 1rem;
}

.mood-item {
    height: 100px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 4px;
    font-weight: 600;
    box-shadow: inset 0 0 0 1px rgba(0,0,0,0.1);
}

.task-list {
    list-style: none;
    padding: 0;
}

.task-list li {
    padding: 0.8rem 0;
    border-bottom: 1px dashed #ddd;
    display: flex;
    align-items: center;
}

.task-list input[type="checkbox"] {
    margin-right: 1rem;
    accent-color: var(--text-color);
    transform: scale(1.2);
}

footer {
    text-align: center;
    padding: 2rem;
    font-size: 0.9rem;
    color: var(--accent-color);
    border-top: 1px solid #eee;
    margin-top: 2rem;
}

@media (max-width: 600px) {
    .hero h1 { font-size: 2.2rem; }
    .countdown { gap: 1rem; }
    .flight-details { flex-direction: column; gap: 1rem; }
}