:root {
  --bg: #f6f5f1;
  --surface: #ffffff;
  --surface-2: #efeee8;
  --text: #1f2328;
  --muted: #667069;
  --line: #d9d7cf;
  --accent: #246bfe;
  --accent-dark: #174dc0;
  --success: #147a4b;
  --warn: #946200;
  --danger: #b42318;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  display: grid;
  grid-template-columns: 320px minmax(0, 1fr);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  letter-spacing: 0;
  min-height: 100vh;
}

body.login-page {
  display: block;
}

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

button,
.download,
.upload {
  align-items: center;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 8px;
  color: var(--text);
  cursor: pointer;
  display: inline-flex;
  justify-content: center;
  min-height: 40px;
  padding: 9px 12px;
  text-decoration: none;
}

button:hover,
.download:hover,
.upload:hover {
  border-color: #a7aaa3;
}

button.primary {
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
}

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

button.secondary {
  background: transparent;
  border-color: var(--accent);
  color: var(--accent);
}

button.secondary:hover {
  background: rgba(36, 107, 254, 0.07);
}

button.active-scan {
  background: #fff8e6;
  border-color: #ead18e;
  color: var(--warn);
  animation: scan-pulse 1.6s ease-in-out infinite;
}

@keyframes scan-pulse {
  0%, 100% { box-shadow: 0 0 0 0 rgba(148, 98, 0, 0.18); }
  50%       { box-shadow: 0 0 0 5px rgba(148, 98, 0, 0); }
}

input,
select,
textarea {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 8px;
  color: var(--text);
  min-height: 40px;
  outline: none;
  padding: 9px 11px;
  width: 100%;
}

textarea {
  line-height: 1.45;
  min-height: 132px;
  resize: vertical;
}

.sidebar {
  background: var(--surface-2);
  border-right: 1px solid var(--line);
  height: 100vh;
  overflow: auto;
  padding: 20px;
  position: sticky;
  top: 0;
}

.brand {
  align-items: center;
  display: flex;
  gap: 12px;
  margin-bottom: 22px;
}

.brand strong,
.brand span {
  display: block;
}

.brand span,
.hint,
.topbar p,
.card-meta,
.status {
  color: var(--muted);
}

.mark {
  align-items: center;
  background: #202020;
  border-radius: 8px;
  color: #fff;
  display: flex;
  font-weight: 750;
  height: 42px;
  justify-content: center;
  width: 42px;
}

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

.panel h2 {
  font-size: 0.9rem;
  margin: 0 0 10px;
}

.upload {
  width: 100%;
}

.upload input {
  display: none;
}

.compact {
  margin: 8px 0;
}

.hint {
  font-size: 0.82rem;
  line-height: 1.4;
  margin: 8px 0 0;
}

.warning-hint {
  background: #fff8e6;
  border: 1px solid #ead18e;
  border-radius: 8px;
  color: var(--warn);
  padding: 8px 10px;
}

.reference-list {
  display: grid;
  gap: 6px;
  margin-top: 12px;
}

.reference-pill {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 8px;
  color: var(--muted);
  overflow: hidden;
  padding: 7px 9px;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.reference-pill strong,
.reference-pill span {
  display: block;
  overflow: hidden;
  text-overflow: ellipsis;
}

.reference-pill strong {
  color: var(--text);
  font-size: 0.88rem;
}

.reference-pill span {
  font-size: 0.78rem;
  margin-top: 2px;
}

.main {
  min-width: 0;
  padding: 24px;
}

.topbar {
  align-items: center;
  display: flex;
  gap: 16px;
  justify-content: space-between;
}

.top-actions {
  align-items: center;
  display: flex;
  gap: 10px;
}

.top-actions form {
  margin: 0;
}

h1 {
  font-size: 1.55rem;
  margin: 0 0 6px;
}

.topbar p {
  margin: 0;
}

.metrics {
  display: grid;
  gap: 12px;
  grid-template-columns: repeat(5, minmax(120px, 1fr));
  margin: 20px 0;
}

.metric {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 14px;
}

.metric span {
  color: var(--muted);
  display: block;
  font-size: 0.78rem;
}

.metric strong {
  display: block;
  font-size: 1.35rem;
  margin-top: 4px;
}

.toolbar {
  align-items: center;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 8px;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 16px;
  padding: 10px;
}

.status {
  margin-left: auto;
}

.scenes {
  display: grid;
  gap: 14px;
}

.scene-card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 8px;
  overflow: hidden;
}

.scene-header {
  align-items: center;
  border-bottom: 1px solid var(--line);
  display: grid;
  gap: 12px;
  grid-template-columns: 54px minmax(160px, 1fr) minmax(100px, 180px) 140px;
  padding: 12px 14px;
}

.scene-number {
  color: var(--muted);
  font-variant-numeric: tabular-nums;
}

.scene-name {
  font-weight: 700;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.badge {
  background: #f4f4f0;
  border: 1px solid var(--line);
  border-radius: 999px;
  color: var(--muted);
  font-size: 0.78rem;
  overflow: hidden;
  padding: 5px 9px;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.badge.approved {
  background: #e8f5ee;
  border-color: #b9dfca;
  color: var(--success);
}

.badge.waiting_reference {
  background: #fff4db;
  border-color: #ead18e;
  color: var(--warn);
}

.scene-body {
  display: grid;
  gap: 14px;
  grid-template-columns: minmax(0, 1fr) 300px;
  padding: 14px;
}

.variants {
  display: grid;
  gap: 12px;
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.variant {
  border: 1px solid var(--line);
  border-radius: 8px;
  overflow: hidden;
  position: relative;
}

.approved-variant {
  border-color: var(--success);
  box-shadow: 0 0 0 4px rgba(20, 122, 75, 0.28);
  outline: 3px solid var(--success);
  outline-offset: -3px;
}

.approved-variant::before {
  background: var(--success);
  border-radius: 999px;
  color: #fff;
  content: "Approved";
  font-size: 0.75rem;
  font-weight: 700;
  left: 10px;
  padding: 4px 8px;
  position: absolute;
  top: 10px;
  z-index: 2;
}

.image-open {
  background: transparent;
  border: 0;
  border-radius: 0;
  display: block;
  min-height: 0;
  padding: 0;
  width: 100%;
}

.variant img,
.placeholder {
  aspect-ratio: 4 / 3;
  background: #eeeeea;
  display: block;
  object-fit: cover;
  width: 100%;
}

.image-open img {
  cursor: zoom-in;
}

.placeholder {
  align-items: center;
  color: var(--muted);
  display: flex;
  justify-content: center;
}

.variant-footer {
  align-items: center;
  display: flex;
  gap: 8px;
  justify-content: space-between;
  padding: 8px;
}

.approved-variant .variant-footer {
  background: #e8f5ee;
}

.approved-variant .variant-footer button {
  background: var(--success);
  border-color: var(--success);
  color: #fff;
}

.variant-footer span {
  color: var(--muted);
  font-size: 0.82rem;
}

.side-actions {
  display: grid;
  gap: 10px;
  align-content: start;
}

.message {
  background: #fff8e6;
  border: 1px solid #ead18e;
  border-radius: 8px;
  color: var(--warn);
  font-size: 0.86rem;
  padding: 10px;
}

.empty {
  background: var(--surface);
  border: 1px dashed #bdbab1;
  border-radius: 8px;
  padding: 32px;
}

.empty h2 {
  font-size: 1.2rem;
  margin: 0 0 8px;
}

@media (max-width: 980px) {
  body {
    grid-template-columns: 1fr;
  }

  .sidebar {
    height: auto;
    position: static;
  }

  .metrics,
  .scene-body {
    grid-template-columns: 1fr;
  }

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

  .scene-header {
    grid-template-columns: 44px minmax(0, 1fr);
  }
}

.login-shell {
  align-items: center;
  display: flex;
  min-height: 100vh;
  justify-content: center;
  padding: 24px;
}

.login-card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: 0 20px 50px rgba(31, 35, 40, 0.08);
  max-width: 420px;
  padding: 28px;
  width: 100%;
}

.login-card .mark {
  margin-bottom: 18px;
}

.login-card h1 {
  margin-bottom: 6px;
}

.login-card p {
  color: var(--muted);
  margin: 0 0 20px;
}

.login-card form {
  display: grid;
  gap: 12px;
}

.login-card label span {
  color: var(--muted);
  display: block;
  font-size: 0.82rem;
  margin-bottom: 6px;
}

.login-card button {
  width: 100%;
}

.login-error {
  background: #fff0ed;
  border: 1px solid #f2b8b5;
  border-radius: 8px;
  color: var(--danger) !important;
  padding: 9px 11px;
}

.modal {
  display: none;
  inset: 0;
  position: fixed;
  z-index: 50;
}

.modal.open {
  display: block;
}

.modal-backdrop {
  background: rgba(18, 20, 24, 0.72);
  inset: 0;
  position: absolute;
}

.modal-dialog {
  background: var(--surface);
  border-radius: 8px;
  box-shadow: 0 24px 80px rgba(0, 0, 0, 0.28);
  left: 50%;
  max-height: calc(100vh - 48px);
  max-width: min(1100px, calc(100vw - 48px));
  overflow: hidden;
  position: absolute;
  top: 50%;
  transform: translate(-50%, -50%);
  width: fit-content;
}

.modal-dialog img {
  display: block;
  max-height: calc(100vh - 128px);
  max-width: min(1100px, calc(100vw - 48px));
  object-fit: contain;
}

.modal-close {
  position: absolute;
  right: 10px;
  top: 10px;
  z-index: 3;
}

.modal-caption {
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 0.9rem;
  padding: 10px 12px;
}