:root {
  --bg: #0b1220;
  --panel: #111a2e;
  --panel-2: #17233d;
  --panelAct: #162647;
  --panelBorder: #a4aec752;
  --panelBorderAct: #a4aec7;
  --text: #eaf1ff;
  --muted: #9eb0d1;
  --brand: #4f8cff;
  --brandAct: #3372e7;
  --danger: #ff5d73;
  --dangerAct: #e93b52;
  --ok: #38d39f;
  --radius: 14px;
  --shadow: 0 10px 26px rgba(0, 0, 0, .25);
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  font-family: Inter, system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif;
  background: radial-gradient(circle at top right, #1b2950 0%, var(--bg) 48%);
  color: var(--text);
  min-height: 100vh;
}

.app {
  width: min(1120px, 94vw);
  margin: 20px auto 40px;
  display: grid;
  /*
  gap: 16px;
  */
}

.app-header div {
	display: flex;
	gap: 0px 5px;
}
.app-header h1 {
  margin: 8px 0 0 0;
  /*
  font-size: clamp(1.6rem, 2.6vw, 2.2rem);
  */
  font-size: 1.6rem;
  display: inline-block;
}
.app-header p { margin: 6px 0 0; color: var(--muted); }
.app-header img {
  width: 3rem;
}

.panel {
  background: linear-gradient(180deg, rgba(255,255,255,.02), rgba(255,255,255,.01));
  border: 1px solid rgba(160, 185, 255, .18);
  border-radius: var(--radius);
  padding: 14px;
  margin-bottom: 10px;
  box-shadow: var(--shadow);
}
.panel-head {
	display: flex;
	justify-content: space-between;
}
.panel-head h2 {
  width: 8rem;
}
.panel-head p {
  width: calc(100% - 9rem);
}
.panel h2 {
  margin: 0 0 12px;
  font-size: 1.05rem;
}

.panel-title-row {
  display: flex;
  justify-content: space-between;
  /*
  align-items: center;
  gap: 10px;
  */
  margin-bottom: 10px;
}
.panel-title-row .msg {
  padding: 8px 0 0 3px;
}

.add-form {
  display: grid;
  grid-template-columns: 3fr 1fr auto;
  gap: 10px;
}
.add-form #btn {
  padding: 10px 12px;
}

label {
  display: grid;
  gap: 6px;
  font-size: .9rem;
  color: var(--muted);
}

input {
  width: 100%;
  border: 1px solid rgba(180, 200, 255, .2);
  background: var(--panel-2);
  color: var(--text);
  border-radius: 10px;
  padding: 10px 12px;
  outline: none;
}

input:focus { border-color: var(--brand); box-shadow: 0 0 0 3px rgba(79,140,255,.2); }

button {
  border: 0;
  border-radius: 10px;
  background: var(--brand);
  color: #fff;
  font-weight: 600;
  padding: 7px 12px 5px 12px;
  cursor: pointer;
}
button:hover {
  background: var(--brandAct);
}
button.secondary {
  background: #2a3c68;
  padding: 10px 12px;
}
button.danger {
  background: var(--danger);
}
button.danger:hover {
  background: var(--dangerAct);
}
button:disabled { opacity: .55; cursor: not-allowed; }

.msg {
  color: var(--muted);
  /*
  margin: 8px 0 0;
  min-height: 1.3em;
  */
  margin: 0;
}
.msg.ok { color: var(--ok); }
.msg.err { color: #ff9ead; }

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 12px;
}

.card {
	background: var(--panel);
	border: 1px solid var(--panelBorder);
	border-radius: 12px;
	overflow: hidden;
	display: grid;
	grid-template-rows: 150px auto auto;
}
.card:hover {
	background: var(--panelAct);
	border: 1px solid var(--panelBorderAct);
}

.thumb-link, .thumb {
  width: 100%;
  height: 150px;
  display: block;
	border-bottom: 1px solid #525252;  
}

.thumb {
  object-fit: cover;
  background: #0d172d;
}

.card-body {
  padding: 10px 12px;
}

.title-link {
  color: #fff;
  text-decoration: none;
  font-weight: 700;
}

.title-link:hover { text-decoration: underline; }

.url-text {
  margin: 6px 0 0;
  color: var(--muted);
  font-size: .85rem;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.card-actions {
  display: flex;
  gap: 8px;
  padding: 0 12px 12px;
}

.card-actions button {
  flex: 1;
}
.card-actions .up,
.card-actions .down {
  font-size: 16px;
}

@media (max-width: 780px) {
  .add-form #url {
    grid-column-start: 1;
    grid-column-end: 3;
  }
  .add-form #title {
    grid-row-start: 2;
  }
  .add-form #btn {
    grid-row-start: 2;
  }
}