:root {
  --bg: #111827;
  --panel: #1f2937;
  --panel-2: #243142;
  --border: #374151;
  --text: #f3f4f6;
  --muted: #9ca3af;
  --accent: #f59e0b;
  --accent-2: #d97706;
  --danger: #dc2626;
  --success: #16a34a;
  --warning: #ca8a04;
  --bad: #b91c1c;
  --shadow: 0 18px 40px rgba(0, 0, 0, 0.28);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: Arial, Helvetica, sans-serif;
  background: linear-gradient(180deg, #0b1220 0%, #111827 100%);
  color: var(--text);
}

button,
input,
select,
textarea {
  font: inherit;
}

.app-shell {
  max-width: 1440px;
  margin: 0 auto;
  padding: 28px;
}

.topbar {
  margin-bottom: 24px;
}

.topbar h1 {
  margin: 0 0 8px;
  font-size: 2rem;
}

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

.layout {
  display: grid;
  grid-template-columns: 380px minmax(0, 1fr);
  gap: 24px;
}

.panel {
  background: rgba(31, 41, 55, 0.96);
  border: 1px solid var(--border);
  border-radius: 18px;
  box-shadow: var(--shadow);
}

.form-panel,
.list-panel {
  padding: 22px;
}

h2 {
  margin-top: 0;
}

label {
  display: block;
  margin-bottom: 16px;
  color: var(--muted);
  font-size: 0.95rem;
}

input,
select,
textarea {
  width: 100%;
  margin-top: 8px;
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 12px 14px;
  background: #0f172a;
  color: var(--text);
}

textarea {
  resize: vertical;
  min-height: 110px;
}

.two-cols {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
}

.form-actions,
.detail-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.primary-btn,
.ghost-btn,
.danger-btn,
.vote-btn {
  border: 0;
  border-radius: 12px;
  cursor: pointer;
  transition: transform 0.15s ease, opacity 0.15s ease, background 0.15s ease;
}

.primary-btn:hover,
.ghost-btn:hover,
.danger-btn:hover,
.vote-btn:hover {
  transform: translateY(-1px);
}

.primary-btn {
  background: var(--accent);
  color: #111827;
  padding: 12px 16px;
  font-weight: 700;
}

.primary-btn:hover {
  background: var(--accent-2);
}

.ghost-btn {
  background: #334155;
  color: var(--text);
  padding: 12px 16px;
}

.danger-btn {
  background: var(--danger);
  color: white;
  padding: 12px 16px;
}

.hidden {
  display: none !important;
}

.list-header {
  display: flex;
  justify-content: space-between;
  gap: 18px;
  align-items: flex-start;
  margin-bottom: 18px;
}

.filters {
  display: grid;
  grid-template-columns: repeat(4, minmax(140px, 1fr));
  gap: 10px;
  width: min(100%, 860px);
}

.filters input,
.filters select {
  margin-top: 0;
}

.song-list {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.song-card {
  border: 1px solid var(--border);
  border-radius: 16px;
  background: rgba(17, 24, 39, 0.72);
  overflow: hidden;
}

.song-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 90px;
}

.song-main {
  background: transparent;
  color: inherit;
  border: 0;
  text-align: left;
  padding: 18px;
  cursor: pointer;
}

.song-main:hover {
  background: rgba(255, 255, 255, 0.02);
}

.song-title {
  margin: 0 0 6px;
  font-size: 1.15rem;
}

.song-subtitle {
  margin: 0 0 10px;
  color: var(--muted);
}

.tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.tag {
  display: inline-flex;
  align-items: center;
  padding: 5px 10px;
  border-radius: 999px;
  font-size: 0.85rem;
  background: #334155;
  color: #e5e7eb;
}

.tag.status-gut {
  background: rgba(22, 163, 74, 0.18);
  color: #86efac;
}

.tag.status-lernen {
  background: rgba(202, 138, 4, 0.18);
  color: #fde68a;
}

.tag.status-schlecht {
  background: rgba(185, 28, 28, 0.18);
  color: #fca5a5;
}

.vote-box {
  border-left: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px;
}

.vote-btn {
  width: 40px;
  height: 40px;
  background: #334155;
  color: white;
  font-size: 1.2rem;
}

.score {
  min-width: 40px;
  text-align: center;
  font-size: 1.1rem;
  font-weight: 700;
}

.song-details {
  padding: 0 18px 18px;
  border-top: 1px solid var(--border);
}

.detail-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(260px, 420px);
  gap: 18px;
  padding: 18px 0;
}

.detail-column {
  min-width: 0;
}

.detail-item {
  margin-bottom: 10px;
  color: var(--muted);
}

.detail-item strong {
  color: var(--text);
}

.video-wrap {
  position: relative;
  width: 100%;
  padding-top: 56.25%;
  border-radius: 14px;
  overflow: hidden;
  background: #0b1220;
}

.video-wrap iframe {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  border: 0;
}

.comment-block {
  margin-bottom: 14px;
}

.empty-state {
  border: 1px dashed var(--border);
  border-radius: 16px;
  padding: 26px;
  text-align: center;
  color: var(--muted);
}

.toast {
  position: fixed;
  right: 20px;
  bottom: 20px;
  background: rgba(17, 24, 39, 0.95);
  color: white;
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 14px 16px;
  box-shadow: var(--shadow);
  z-index: 1000;
}

@media (max-width: 1100px) {
  .layout {
    grid-template-columns: 1fr;
  }

  .filters {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 760px) {
  .app-shell {
    padding: 16px;
  }

  .two-cols,
  .filters,
  .detail-grid,
  .song-row {
    grid-template-columns: 1fr;
  }

  .vote-box {
    border-left: 0;
    border-top: 1px solid var(--border);
    flex-direction: row;
  }

  .list-header {
    flex-direction: column;
  }
}