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

body {
    font-family: Arial, sans-serif;
    padding: 1rem;
    margin: 0;
    height: 100vh;
    background-color: orange;
    overflow: hidden;
}

#calendar-container {
    position: relative;
    display: flex;
    gap: 1rem;
    padding: 1rem;
    width: 100%;
    height: calc(100vh - 2rem);
    overflow-x: auto;
    overflow-y: hidden;
    box-shadow: 0 0 1rem gray;
    border: 1px solid black;
    background-color: rgba(255, 255, 255, 0.25);
    mix-blend-mode: overlay;
    perspective: 1000px;
    transition: transform 0.2s ease-out;
    margin: 0 auto;
}

#calendar-container.tilted {
    transition: none;
}

/* --- Date columns --- */
.date-column {
    flex: 0 0 15rem;
    display: flex;
    flex-direction: column;
    background-color: green;
    padding: 1rem;
    height: 100%;
    overflow-y: auto;
}

/* --- Date headers --- */
.date-header {
    margin-bottom: 1rem;
    padding: 0.5rem 1rem;
    text-align: center;
}

.event-card {
    display: flex;
    flex-direction: column;
    background-color: red;
    color: white;
    overflow: hidden;
    margin-bottom: 1rem;
    text-decoration: none;
    transition: transform 0.25s ease, box-shadow 0.3s ease;
    cursor: pointer;
}

.event-card:hover {
    transform: scale(1.02);
    box-shadow: 0 0 1rem gold;
}

.event-img {
    width: 100%;
    height: auto;
    display: block;
    mix-blend-mode: hard-light;
}

.event-meta {
    padding: 1rem;
}

.event-title {
    font-size: 1rem;
    margin-bottom: 0.25rem;
    text-wrap: pretty;
}

.event-creator {
    font-style: italic;
    color: #ffda79;
    margin-bottom: 0.25rem;
}

.event-source {
    font-size: 0.85rem;
    color: #ccc;
    text-decoration: underline;
}

.event-description {
    font-size: 0.85rem;
    color: #ddd;
    margin-top: 0.5rem;
    display: none;
    text-wrap: pretty;
}

.event-card:hover .event-description {
    display: block;
}

.event-card:not([href]) {
    cursor: default;
}

.event-preview {
    width: 100%;
    height: 200px;
    border: none;
    display: block;
    background: black;
    animation: fadeIn 0.4s ease;
}

@keyframes fadeIn {
    from {
        opacity: 0;
    }

    to {
        opacity: 1;
    }
}

.event-iframe {
    width: 100%;
    height: 200px;
    border: none;
    background: #000;
    transition: opacity 0.3s ease;
    position: absolute;
    /* overlay on top of image */
    top: 0;
    left: 0;
    z-index: 10;
    display: none;
}

.event-card:hover .event-iframe {
    opacity: 1;
}


.curator-badge {
    position: absolute;
    top: 1rem;
    left: 1rem;
    width: 2rem;
    height: 2rem;
    overflow: hidden;
    border: 1px solid black;
    opacity: 0;
}

.event-card:hover .curator-badge {
    opacity: 2;
    mix-blend-mode: hard-light;
}

.curator-badge img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.hover-iframe-preview {
    position: fixed;
    pointer-events: none;
    width: 300px;
    height: 200px;
    border: 2px solid #ccc;
    display: none;
    z-index: 9999;
    box-shadow: 0 0 0.5rem rgba(0, 0, 0, 0.25);
    mix-blend-mode: luminosity;
}