.algo-card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 420px), 1fr));
  gap: 14px;
}

.algo-card {
  --accent: #5eead4;
  border: 1px solid #1b252f;
  border-radius: 8px;
  background:
    linear-gradient(180deg, rgba(16, 24, 32, .98), rgba(9, 15, 21, .98));
  padding: 15px;
  display: grid;
  gap: 12px;
  min-height: 380px;
  transition: border-color .16s ease, transform .16s ease, box-shadow .16s ease;
}

.algo-card.ready { border-color: color-mix(in srgb, var(--accent) 45%, #1a2636); }
.algo-card.partial { border-color: rgba(251, 191, 36, .4); }
.algo-card.invalid { border-color: rgba(239, 68, 68, .45); }
.algo-card:hover, .algo-card:focus-within {
  transform: translateY(-2px);
  box-shadow: 0 24px 80px rgba(0,0,0,.28);
}

.algo-card-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
}

.algo-mark {
  width: 42px;
  height: 42px;
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 13px;
  font-weight: 800;
  flex-shrink: 0;
}

.algo-title { min-width: 0; flex: 1; }
.algo-title h3 { margin: 0; font-size: 17px; font-weight: 800; color: #f8fafc; }
.algo-title p { margin-top: 3px; font-size: 12px; color: #7b8da0; }
.algo-desc { color: #cbd5e1; font-size: 13px; line-height: 1.55; min-height: 40px; }

.algo-preview {
  position: relative;
  height: 170px;
  border: 1px solid #1b252f;
  border-radius: 8px;
  overflow: hidden;
  background:
    linear-gradient(180deg, rgba(14, 24, 34, .78), rgba(4, 9, 14, .98)),
    radial-gradient(circle at 20% 25%, color-mix(in srgb, var(--accent) 22%, transparent), transparent 32%);
}

.algo-preview.has-media {
  background: #020711;
}

.algo-preview.has-poster {
  background: #020711;
}

.preview-video {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  display: block;
  object-fit: cover;
  transform: scale(1.01);
  filter: saturate(1.04) contrast(1.03);
  transition: transform .24s ease, filter .24s ease;
}

.preview-poster {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  display: block;
  object-fit: cover;
  transform: scale(1.01);
  filter: saturate(1.05) contrast(1.04);
  transition: transform .24s ease, filter .24s ease;
}

.preview-vignette {
  position: absolute;
  inset: 0;
  pointer-events: none;
  background:
    linear-gradient(180deg, rgba(2, 6, 23, .38), transparent 42%, rgba(2, 6, 23, .42)),
    linear-gradient(90deg, rgba(2, 6, 23, .2), transparent 34%, rgba(2, 6, 23, .16));
}

.algo-card:hover .preview-video,
.algo-card:focus-within .preview-video,
.algo-card.preview-playing .preview-video {
  transform: scale(1.055);
  filter: saturate(1.12) contrast(1.05);
}

.algo-card:hover .preview-poster,
.algo-card:focus-within .preview-poster,
.algo-card.preview-playing .preview-poster {
  transform: scale(1.05);
  filter: saturate(1.14) contrast(1.07);
}

.preview-sky {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(120deg, rgba(96, 165, 250, .12), transparent 48%),
    repeating-linear-gradient(90deg, transparent 0 34px, rgba(148, 163, 184, .04) 35px 36px);
}

.preview-terrain {
  position: absolute;
  left: -8%;
  right: -8%;
  bottom: 0;
  height: 54px;
  background:
    linear-gradient(160deg, rgba(20, 184, 166, .18), rgba(15, 23, 42, .9)),
    repeating-linear-gradient(135deg, rgba(148, 163, 184, .18) 0 12px, rgba(15, 23, 42, .16) 12px 24px);
  clip-path: polygon(0 58%, 10% 44%, 21% 55%, 31% 35%, 43% 52%, 55% 30%, 66% 48%, 77% 38%, 90% 58%, 100% 45%, 100% 100%, 0 100%);
}

.terrain-slope .preview-terrain {
  clip-path: polygon(0 70%, 18% 59%, 34% 50%, 51% 43%, 69% 34%, 86% 28%, 100% 24%, 100% 100%, 0 100%);
}

.terrain-parkour .preview-terrain {
  clip-path: polygon(0 70%, 15% 70%, 15% 42%, 28% 42%, 28% 70%, 46% 70%, 46% 34%, 60% 34%, 60% 70%, 78% 70%, 78% 48%, 91% 48%, 91% 70%, 100% 70%, 100% 100%, 0 100%);
}

.terrain-obstacles .preview-terrain {
  background:
    linear-gradient(160deg, color-mix(in srgb, var(--accent) 24%, rgba(15, 23, 42, .92)), rgba(15, 23, 42, .92)),
    repeating-linear-gradient(90deg, rgba(245, 158, 11, .2) 0 20px, rgba(15, 23, 42, .22) 20px 38px);
  clip-path: polygon(0 72%, 12% 72%, 12% 48%, 24% 48%, 24% 72%, 38% 72%, 44% 36%, 52% 72%, 66% 72%, 66% 52%, 78% 52%, 78% 72%, 100% 72%, 100% 100%, 0 100%);
}

.terrain-jump .preview-terrain {
  background:
    linear-gradient(160deg, color-mix(in srgb, var(--accent) 25%, rgba(15, 23, 42, .92)), rgba(15, 23, 42, .92)),
    repeating-linear-gradient(90deg, rgba(251, 113, 133, .22) 0 18px, rgba(15, 23, 42, .2) 18px 34px);
  clip-path: polygon(0 74%, 16% 74%, 24% 34%, 38% 34%, 46% 74%, 64% 74%, 72% 48%, 84% 48%, 91% 74%, 100% 74%, 100% 100%, 0 100%);
}

.terrain-jump .dog {
  bottom: 78px;
}

.algo-card:hover .terrain-jump .dog,
.algo-card:focus-within .terrain-jump .dog,
.algo-card.preview-playing .terrain-jump .dog {
  animation: dog-jump .82s ease-in-out infinite;
}

.algo-card:hover .terrain-jump .dog-body,
.algo-card:focus-within .terrain-jump .dog-body,
.algo-card.preview-playing .terrain-jump .dog-body {
  animation: body-jump-pitch .82s ease-in-out infinite;
}

.dog {
  position: absolute;
  left: 50%;
  bottom: 46px;
  width: 122px;
  height: 62px;
  transform: translateX(-50%);
  transition: transform .18s ease;
  z-index: 2;
}

.dog-body {
  position: absolute;
  left: 22px;
  top: 20px;
  width: 68px;
  height: 24px;
  border: 2px solid var(--accent);
  border-radius: 7px;
  background: rgba(15, 23, 42, .86);
  box-shadow: 0 0 22px color-mix(in srgb, var(--accent) 22%, transparent);
}

.dog-head {
  position: absolute;
  left: 86px;
  top: 18px;
  width: 24px;
  height: 18px;
  border: 2px solid var(--accent);
  border-radius: 6px;
  background: rgba(15, 23, 42, .9);
}

.dog-leg {
  position: absolute;
  top: 39px;
  width: 5px;
  height: 25px;
  border-radius: 999px;
  background: var(--accent);
  transform-origin: 50% 0;
  opacity: .92;
}

.l1 { left: 28px; }
.l2 { left: 48px; }
.l3 { left: 70px; }
.l4 { left: 88px; }

.algo-card:hover .dog,
.algo-card:focus-within .dog,
.algo-card.preview-playing .dog {
  animation: dog-bob .56s ease-in-out infinite;
}

.algo-card:hover .dog-body,
.algo-card:focus-within .dog-body,
.algo-card.preview-playing .dog-body {
  animation: body-pitch .56s ease-in-out infinite;
}

.algo-card:hover .l1,
.algo-card:hover .l3,
.algo-card:focus-within .l1,
.algo-card:focus-within .l3,
.algo-card.preview-playing .l1,
.algo-card.preview-playing .l3 {
  animation: leg-a .56s ease-in-out infinite;
}

.algo-card:hover .l2,
.algo-card:hover .l4,
.algo-card:focus-within .l2,
.algo-card:focus-within .l4,
.algo-card.preview-playing .l2,
.algo-card.preview-playing .l4 {
  animation: leg-b .56s ease-in-out infinite;
}

.algo-card:hover .preview-terrain,
.algo-card:focus-within .preview-terrain,
.algo-card.preview-playing .preview-terrain {
  animation: terrain-slide 1.8s linear infinite;
}

.preview-hint {
  position: absolute;
  top: 8px;
  left: 10px;
  color: #d2dbe5;
  font-size: 11px;
  font-weight: 700;
  z-index: 2;
  text-shadow: 0 1px 8px rgba(2, 6, 23, .82);
}

.algo-tags,
.capability-strip,
.task-list {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.algo-tag {
  border: 1px solid #26313d;
  border-radius: 999px;
  padding: 3px 8px;
  font-size: 11px;
  color: #a8b6c5;
  background: #0c151d;
}

.capability-pill {
  border: 1px solid #26313d;
  border-radius: 8px;
  padding: 4px 7px;
  font-size: 11px;
  font-weight: 800;
  color: #64748b;
  background: #060a0f;
}

.capability-pill.ok {
  border-color: rgba(94, 234, 212, .2);
  color: #7cf7df;
  background: rgba(20, 184, 166, .1);
}

.weight-source {
  display: grid;
  gap: 4px;
  border: 1px solid #1b252f;
  border-radius: 8px;
  background: #070d13;
  padding: 9px 10px;
}

.weight-source span {
  color: #7b8da0;
  font-size: 10px;
  font-weight: 900;
  letter-spacing: .02em;
  text-transform: uppercase;
}

.weight-source strong {
  min-width: 0;
  overflow: hidden;
  color: #dbeafe;
  font-size: 12px;
  line-height: 1.25;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.weight-source.ready {
  border-color: rgba(94, 234, 212, .22);
  background: rgba(20, 184, 166, .08);
}

.weight-source.training {
  border-color: color-mix(in srgb, var(--accent) 28%, #26313d);
  background: color-mix(in srgb, var(--accent) 8%, #070d13);
}

.weight-source.pending {
  border-color: rgba(251, 191, 36, .24);
  background: rgba(180, 83, 9, .1);
}

.algo-play-card {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
  gap: 6px 10px;
  border: 1px solid color-mix(in srgb, var(--accent) 32%, #26313d);
  border-radius: 8px;
  background:
    linear-gradient(135deg, color-mix(in srgb, var(--accent) 13%, #081018), #070d13);
  padding: 10px;
}

.algo-play-card span,
.algo-play-card small {
  min-width: 0;
  overflow: hidden;
  color: #8fa3b8;
  font-size: 11px;
  line-height: 1.2;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.algo-play-card span {
  color: color-mix(in srgb, var(--accent) 70%, #dbeafe);
  font-weight: 900;
  text-transform: uppercase;
  letter-spacing: .02em;
}

.algo-play-card strong {
  min-width: 0;
  overflow: hidden;
  color: #f8fafc;
  font-size: 13px;
  line-height: 1.2;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.algo-play-card small {
  grid-column: 1;
}

.algo-play-card.live {
  border-color: rgba(94, 234, 212, .36);
  box-shadow: inset 3px 0 0 rgba(94, 234, 212, .72);
}

.algo-play-card.empty {
  border-color: #1b252f;
  background: #080e14;
}

.algo-play-card.empty strong {
  color: #94a3b8;
}

.play-link {
  grid-column: 2;
  grid-row: 1 / span 3;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 36px;
  border: 1px solid color-mix(in srgb, var(--accent) 34%, #26313d);
  border-radius: 8px;
  background: color-mix(in srgb, var(--accent) 13%, #0b1117);
  color: #f8fafc;
  font-size: 12px;
  font-weight: 900;
  padding: 0 11px;
  text-decoration: none;
  white-space: nowrap;
}

.play-link:hover {
  border-color: color-mix(in srgb, var(--accent) 60%, #26313d);
}

.algo-meta {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 6px;
}

.algo-metric {
  border: 1px solid #1b252f;
  border-radius: 8px;
  padding: 8px;
  background: #080e14;
  min-width: 0;
}

.algo-metric span { display: block; font-size: 10px; color: #7b8da0; }
.algo-metric strong {
  display: block;
  margin-top: 2px;
  font-size: 12px;
  color: var(--accent);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.task-card {
  display: grid;
  gap: 5px;
  min-width: min(100%, 190px);
  flex: 1;
  border: 1px solid #26313d;
  border-radius: 8px;
  padding: 9px;
  background: #080e14;
}

.task-card strong {
  color: #e2e8f0;
  font-size: 12px;
}

.task-card span {
  color: #64748b;
  font-size: 11px;
  line-height: 1.35;
}

.task-note {
  display: inline-flex;
  align-items: center;
  width: fit-content;
  max-width: 100%;
  border-radius: 7px;
  padding: 4px 7px;
  border: 1px solid #26313d;
  background: #0c141d;
  color: #94a3b8;
  font-size: 10px;
  font-weight: 800;
}

.task-note.ready {
  border-color: rgba(94, 234, 212, .22);
  color: #99f6e4;
}

.task-note.partial {
  border-color: rgba(251, 191, 36, .28);
  color: #facc15;
}

.task-card .primary {
  width: 100%;
  min-height: 32px;
  border-radius: 8px;
  font-size: 12px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  text-decoration: none;
  margin-top: 4px;
}

.task-actions {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 6px;
}

.task-actions .primary {
  min-width: 0;
  margin-top: 4px;
  padding-inline: 6px;
  white-space: normal;
  text-align: center;
}

.task-card .primary.secondary {
  border-color: rgba(251, 191, 36, .28);
  background: rgba(180, 83, 9, .16);
  color: #fde68a;
}

.algo-error { min-height: 18px; }

@keyframes dog-bob {
  0%, 100% { transform: translateX(-50%) translateY(0); }
  50% { transform: translateX(-50%) translateY(-5px); }
}

@keyframes body-pitch {
  0%, 100% { transform: rotate(-1deg); }
  50% { transform: rotate(2deg); }
}

@keyframes dog-jump {
  0%, 100% { transform: translateX(-50%) translateY(24px); }
  45% { transform: translateX(-50%) translateY(-36px); }
  70% { transform: translateX(-50%) translateY(-10px); }
}

@keyframes body-jump-pitch {
  0%, 100% { transform: rotate(1deg); }
  45% { transform: rotate(-8deg); }
  70% { transform: rotate(6deg); }
}

@keyframes leg-a {
  0%, 100% { transform: rotate(19deg); }
  50% { transform: rotate(-22deg); }
}

@keyframes leg-b {
  0%, 100% { transform: rotate(-20deg); }
  50% { transform: rotate(18deg); }
}

@keyframes terrain-slide {
  from { background-position: 0 0, 0 0; }
  to { background-position: 0 0, -68px 0; }
}

@media (max-width: 860px) {
  .algo-card-grid { grid-template-columns: 1fr; }
}