:root {
  --bg: #f4f4f1;
  --card: #ffffff;
  --text: #1f2937;
  --muted: #6b7280;
  --primary: #0d9488;
  --primary-dark: #0f766e;
  --border: #d1d5db;
  --error: #b91c1c;
  --success: #047857;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: "Helvetica Neue", "Segoe UI", sans-serif;
  background: radial-gradient(circle at 20% 0%, #fafaf9, var(--bg));
  color: var(--text);
}

.container {
  max-width: 920px;
  margin: 0 auto;
  padding: 2rem 1rem 3rem;
}

.hero h1 {
  margin: 0 0 0.5rem;
  font-size: clamp(2rem, 4vw, 2.8rem);
}

.hero p {
  margin: 0;
  color: var(--muted);
}

.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 1rem;
  margin-top: 1rem;
}

h2 {
  margin-top: 0;
  font-size: 1.15rem;
}

form,
.inline-row {
  display: flex;
  gap: 0.75rem;
  flex-wrap: wrap;
}

label {
  display: block;
  margin: 0.7rem 0 0.35rem;
  font-size: 0.92rem;
}

input[type="text"],
input[type="file"] {
  width: 100%;
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 0.65rem 0.8rem;
  font-size: 0.95rem;
  min-width: 220px;
  flex: 1;
}

textarea.snippet {
  width: 100%;
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 0.65rem 0.8rem;
  font-size: 0.9rem;
  font-family: "SFMono-Regular", Menlo, Monaco, Consolas, monospace;
  resize: vertical;
  min-height: 72px;
}

button {
  border: none;
  border-radius: 10px;
  background: var(--primary);
  color: #fff;
  font-weight: 600;
  padding: 0.65rem 1rem;
  cursor: pointer;
  transition: background 120ms ease-out;
}

button:hover {
  background: var(--primary-dark);
}

button:disabled {
  opacity: 0.6;
  cursor: default;
}

.status {
  min-height: 1.2rem;
  margin-top: 0.8rem;
  color: var(--muted);
}

.status[data-type="error"] {
  color: var(--error);
}

.status[data-type="success"] {
  color: var(--success);
}

.upload-progress {
  margin-top: 0.8rem;
}

.progress-track {
  width: 100%;
  height: 12px;
  background: #e5e7eb;
  border-radius: 999px;
  overflow: hidden;
}

.progress-bar {
  width: 0%;
  height: 100%;
  background: linear-gradient(90deg, #0d9488, #14b8a6);
  transition: width 120ms linear;
}

.progress-text {
  margin: 0.45rem 0 0;
  font-size: 0.9rem;
  color: var(--muted);
}

.videos-list {
  list-style: none;
  margin: 0.8rem 0 0;
  padding: 0;
  display: grid;
  gap: 0.75rem;
}

.video-item {
  border: 1px solid var(--border);
  border-radius: 12px;
  background: linear-gradient(180deg, #ffffff, #f8fafc);
  overflow: hidden;
}

.video-item-layout {
  display: grid;
  grid-template-columns: minmax(220px, 300px) minmax(0, 1fr);
  gap: 0.95rem;
  align-items: start;
  padding: 0.85rem;
}

.video-item-empty {
  padding: 0.85rem;
}

.video-item-preview-wrap {
  border: 1px solid #cbd5e1;
  border-radius: 10px;
  overflow: hidden;
  background: #0f172a;
}

.video-item-preview {
  display: block;
  width: 100%;
  aspect-ratio: 16 / 9;
  background: #000;
}

.video-item-title {
  margin: 0 0 0.1rem;
  font-size: 0.98rem;
  font-weight: 600;
  word-break: break-word;
}

.video-item-meta {
  margin: 0 0 0.6rem;
  color: var(--muted);
  font-size: 0.88rem;
}

.video-item-details {
  min-width: 0;
}

.video-item-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.button-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: none;
  border-radius: 10px;
  background: var(--primary);
  color: #fff;
  font-weight: 600;
  padding: 0.65rem 1rem;
  text-decoration: none;
  transition: background 120ms ease-out;
}

.button-link:hover {
  background: var(--primary-dark);
}

.player {
  width: 100%;
  margin-top: 0.9rem;
  border-radius: 10px;
  border: 1px solid var(--border);
  background: #111827;
}

@media (max-width: 680px) {
  button {
    width: 100%;
  }

  .button-link {
    width: 100%;
  }

  .video-item-layout {
    grid-template-columns: 1fr;
  }
}