/* global stuff */
:root {
  --background: #16161a;
  --headline: #fffffe;
  --copy: #94a1b2;
  --accent: #7f5af0;
  --accent-text: #fffffe;
}

body {
  font-family: sans-serif;
  background-color: var(--background);
}
* {
  box-sizing: border-box;
}

p,
label {
  color: var(--copy);
  font-size: 18px;
  letter-spacing: 1.5px;
  line-height: 34px;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 30px;
}

/* header */

.header {
  display: grid;
  grid-template-columns: 1fr 1fr;
  align-items: center;
  gap: 40px;
  margin-top: 60px;
}

h1.headline {
  color: var(--headline);
  font-size: 54px;
  margin-bottom: 2px;
}

@media only screen and (max-width: 800px) {
  .header {
    display: block;
  }
}

/* forms */

label {
  display: block;
  margin-bottom: 5px;
}

input {
  padding: 20px 15px;
  width: 100%;
  border: none;
  border-radius: 3px;
  font-size: 18px;
}

form button {
  margin-top: 10px;
  padding: 20px;
  border-radius: 3px;
  font-weight: bold;
  background-color: var(--accent);
  color: var(--accent-text);
  border: none;
  font-size: 18px;
  cursor: pointer;
  width: 100%;
}

/* videos */
#videosContainer {
  display: grid;
  width: 100%;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 10px;
  list-style-type: none;
  padding-left: 0;
  margin-top: 60px;
}

#videosContainer > li {
  overflow: hidden;
  border-radius: 10px;
  position: relative;
}

.delete-btn {
  position: absolute;
  top: 2px;
  right: 2px;
  border: none;
  border-radius: 100%;
  font-size: 20px;
  cursor: pointer;
}

#videosContainer .thumbnail {
  border-radius: 10px;
  width: 100%;
  transition: transform 250ms;
  cursor: pointer;
}

#videosContainer .thumbnail:hover {
  transform: scale(1.2);
}

/* popup */
#popup {
  position: fixed;
  top: 0;
  right: 0;
  bottom: 0;
  left: 0;
  display: flex;
  justify-content: center;
  align-items: center;
  background: rgba(20, 20, 20, 0.95);
  padding: 40px;
  transition: all 300ms;
}
iframe {
  width: 100%;
  height: auto;
  max-width: 800px;
  aspect-ratio: 16 / 9;
  background: rgb(20, 20, 20);
}

#popup.open {
  transform: translateY(0);
  opacity: 1;
}

#popup.closed {
  transform: translateY(-100vh);
  opacity: 0;
}