body[data-tool="heic-convert"] {
  --hc-ink: #16121c;
  --hc-muted: #7a7388;
  --hc-line: rgba(40, 24, 70, 0.1);
  --hc-ok: #0f7a4d;
  --hc-ok-soft: rgba(15, 122, 77, 0.1);
  --hc-err: #dc2626;
  --hc-soft: rgba(14, 165, 233, 0.07);
}

body[data-tool="heic-convert"] [hidden] {
  display: none !important;
}

body[data-tool="heic-convert"] .tool-workspace {
  padding: 0 0 2rem !important;
  background:
    radial-gradient(900px 420px at 10% -10%, rgba(14, 165, 233, 0.1), transparent 55%),
    radial-gradient(700px 380px at 92% 0%, rgba(124, 58, 237, 0.07), transparent 50%),
    #f5f7fb !important;
}

body[data-tool="heic-convert"] .hc-page {
  max-width: 1180px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

body[data-tool="heic-convert"] .hc-intro {
  text-align: center;
  margin: 0 auto 1.75rem;
  max-width: 36rem;
}

body[data-tool="heic-convert"] .hc-intro h1 {
  margin: 0;
  font-size: clamp(1.7rem, 3vw, 2.15rem);
  font-weight: 760;
  letter-spacing: -0.04em;
  color: var(--hc-ink);
}

body[data-tool="heic-convert"] .hc-intro p {
  margin: 0.45rem 0 0;
  font-size: 0.95rem;
  line-height: 1.55;
  color: var(--hc-muted);
}

body[data-tool="heic-convert"] .hc-chips {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.4rem;
  margin-top: 0.85rem;
}

body[data-tool="heic-convert"] .hc-chip {
  padding: 0.28rem 0.7rem;
  border-radius: 999px;
  font-size: 0.72rem;
  font-weight: 700;
  background: #fff;
  border: 1px solid var(--hc-line);
  color: #0284c7;
}

body[data-tool="heic-convert"] .hc-shell {
  border-radius: 20px;
  border: 1px solid var(--hc-line);
  background: #fff;
  box-shadow: 0 1px 0 rgba(255, 255, 255, 0.9) inset, 0 16px 40px rgba(30, 50, 90, 0.06);
  overflow: hidden;
  min-height: min(560px, calc(100vh - 12rem));
  display: flex;
  flex-direction: column;
}

body[data-tool="heic-convert"] .hc-drop {
  flex: 1;
  display: grid;
  place-items: center;
  min-height: 360px;
  padding: 2rem;
}

body[data-tool="heic-convert"] .hc-shell.has-file .hc-drop {
  display: none;
}

body[data-tool="heic-convert"] .hc-drop .upload-zone {
  width: 100%;
  max-width: 480px;
  min-height: 220px;
  margin: 0;
  border-radius: 16px;
  border-style: dashed;
  background: rgba(14, 165, 233, 0.04);
}

body[data-tool="heic-convert"] .hc-drop .upload-zone::before {
  display: none;
}

body[data-tool="heic-convert"] .hc-drop-kicker {
  margin: 0;
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--hc-ink);
}

body[data-tool="heic-convert"] .hc-drop-sub {
  margin: 0.45rem 0 0;
  font-size: 0.9375rem;
  color: var(--hc-muted);
}

body[data-tool="heic-convert"] .hc-work {
  display: none;
  flex: 1;
  min-height: 0;
  grid-template-columns: minmax(280px, 330px) 1fr;
}

body[data-tool="heic-convert"] .hc-shell.has-file .hc-work {
  display: grid;
}

body[data-tool="heic-convert"] .hc-side {
  display: flex;
  flex-direction: column;
  gap: 1.15rem;
  padding: 1.35rem 1.25rem 1.4rem;
  border-right: 1px solid var(--hc-line);
  background: linear-gradient(165deg, rgba(14, 165, 233, 0.05), transparent 55%);
  overflow-y: auto;
}

body[data-tool="heic-convert"] .hc-file-bar {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 0.75rem;
}

body[data-tool="heic-convert"] .hc-file-bar strong {
  display: block;
  font-size: 0.9375rem;
  font-weight: 650;
  color: var(--hc-ink);
}

body[data-tool="heic-convert"] .hc-file-bar span {
  display: block;
  margin-top: 0.15rem;
  font-size: 0.8125rem;
  color: var(--hc-muted);
}

body[data-tool="heic-convert"] .hc-text-btn {
  border: 0;
  background: none;
  padding: 0.15rem 0;
  font: inherit;
  font-size: 0.875rem;
  font-weight: 650;
  color: var(--primary);
  cursor: pointer;
  flex-shrink: 0;
}

body[data-tool="heic-convert"] .hc-label {
  margin: 0 0 0.55rem;
  font-size: 0.875rem;
  font-weight: 650;
  color: var(--hc-ink);
}

body[data-tool="heic-convert"] .hc-formats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.4rem;
}

body[data-tool="heic-convert"] .hc-fmt {
  border: 1px solid var(--hc-line);
  border-radius: 10px;
  background: #fff;
  padding: 0.55rem 0.35rem;
  font: inherit;
  font-size: 0.8125rem;
  font-weight: 650;
  cursor: pointer;
  color: var(--hc-muted);
  text-align: center;
}

body[data-tool="heic-convert"] .hc-fmt.is-on {
  border-color: #0284c7;
  color: #0284c7;
  background: rgba(14, 165, 233, 0.1);
}

body[data-tool="heic-convert"] .hc-quality {
  display: grid;
  gap: 0.4rem;
}

body[data-tool="heic-convert"] .hc-quality.is-disabled {
  opacity: 0.45;
  pointer-events: none;
}

body[data-tool="heic-convert"] .hc-quality input[type="range"] {
  width: 100%;
  accent-color: #0284c7;
}

body[data-tool="heic-convert"] .hc-quality-meta {
  display: flex;
  justify-content: space-between;
  font-size: 0.8125rem;
  color: var(--hc-muted);
}

body[data-tool="heic-convert"] .hc-hint {
  margin: 0;
  font-size: 0.78rem;
  line-height: 1.4;
  color: var(--hc-muted);
}

body[data-tool="heic-convert"] .hc-side .btn-primary {
  margin-top: 0.15rem;
  padding: 0.75rem 1rem;
  font-size: 0.9375rem;
  border-radius: 12px;
  font-weight: 700;
  box-shadow: 0 10px 24px rgba(14, 165, 233, 0.28);
}

body[data-tool="heic-convert"] .hc-progress {
  height: 6px;
  border-radius: 999px;
  background: rgba(14, 165, 233, 0.12);
  overflow: hidden;
  opacity: 0;
  transition: opacity 0.2s;
}

body[data-tool="heic-convert"] .hc-progress.is-on {
  opacity: 1;
}

body[data-tool="heic-convert"] .hc-progress span {
  display: block;
  height: 100%;
  width: 0;
  border-radius: inherit;
  background: linear-gradient(90deg, #0ea5e9, #7c3aed);
  transition: width 0.2s ease;
}

body[data-tool="heic-convert"] .hc-main {
  display: flex;
  flex-direction: column;
  min-width: 0;
  min-height: 0;
  background: #f7f9fc;
}

body[data-tool="heic-convert"] .hc-main-bar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem 1rem;
  padding: 1rem 1.25rem;
  border-bottom: 1px solid var(--hc-line);
  background: #fff;
}

body[data-tool="heic-convert"] .hc-main-bar h2 {
  margin: 0;
  font-size: 1rem;
  font-weight: 720;
  letter-spacing: -0.02em;
  color: var(--hc-ink);
}

body[data-tool="heic-convert"] #status {
  margin: 0.2rem 0 0;
  font-size: 0.875rem;
  line-height: 1.45;
  color: var(--hc-muted);
}

body[data-tool="heic-convert"] #status.status-ok {
  color: var(--hc-ok);
}

body[data-tool="heic-convert"] #status.status-err {
  color: var(--hc-err);
}

body[data-tool="heic-convert"] .hc-actions {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
}

body[data-tool="heic-convert"] .hc-actions .btn {
  border-radius: 999px;
  padding: 0.45rem 0.95rem;
  font-size: 0.875rem;
  font-weight: 650;
}

body[data-tool="heic-convert"] .hc-preview-wrap {
  padding: 1rem 1.25rem 0.5rem;
}

body[data-tool="heic-convert"] .hc-shot {
  margin: 0;
  display: flex;
  flex-direction: column;
  min-height: 0;
}

body[data-tool="heic-convert"] .hc-shot figcaption {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 0.75rem;
  margin: 0 0 0.65rem;
  font-size: 0.8125rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--hc-muted);
}

body[data-tool="heic-convert"] .hc-dim-tag {
  font-weight: 550;
  letter-spacing: 0;
  text-transform: none;
  font-size: 0.875rem;
  color: var(--hc-ink);
}

body[data-tool="heic-convert"] .hc-frame {
  min-height: 220px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 14px;
  background:
    linear-gradient(45deg, #e8eef5 25%, transparent 25%),
    linear-gradient(-45deg, #e8eef5 25%, transparent 25%),
    linear-gradient(45deg, transparent 75%, #e8eef5 75%),
    linear-gradient(-45deg, transparent 75%, #e8eef5 75%);
  background-size: 16px 16px;
  background-position: 0 0, 0 8px, 8px -8px, -8px 0;
  background-color: #f0f4f8;
  overflow: hidden;
  padding: 0.5rem;
}

body[data-tool="heic-convert"] .hc-frame img {
  max-width: 100%;
  max-height: 320px;
  object-fit: contain;
  display: block;
  border-radius: 4px;
}

body[data-tool="heic-convert"] .hc-wait {
  font-size: 0.9375rem;
  color: #9a93a8;
  background: rgba(246, 244, 249, 0.92);
  padding: 0.65rem 0.9rem;
  border-radius: 999px;
}

body[data-tool="heic-convert"] .hc-list-wrap {
  flex: 1;
  min-height: 0;
  display: flex;
  flex-direction: column;
  padding: 0.5rem 1.25rem 1.15rem;
}

body[data-tool="heic-convert"] .hc-list-head {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  margin-bottom: 0.55rem;
  font-size: 0.8125rem;
}

body[data-tool="heic-convert"] .hc-list-head strong {
  color: var(--hc-ink);
  font-weight: 700;
}

body[data-tool="heic-convert"] .hc-list-head span {
  color: var(--hc-muted);
}

body[data-tool="heic-convert"] .hc-list {
  flex: 1;
  overflow-y: auto;
  display: grid;
  gap: 0.45rem;
  align-content: start;
  max-height: 280px;
}

body[data-tool="heic-convert"] .hc-row {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 0.55rem 0.85rem;
  align-items: center;
  padding: 0.65rem 0.8rem;
  border-radius: 12px;
  border: 1px solid var(--hc-line);
  background: #fff;
  cursor: pointer;
  text-align: left;
  font: inherit;
  color: inherit;
  transition: border-color 0.15s, box-shadow 0.15s;
}

body[data-tool="heic-convert"] .hc-row:hover {
  border-color: rgba(14, 165, 233, 0.35);
}

body[data-tool="heic-convert"] .hc-row.is-active {
  border-color: #0284c7;
  box-shadow: 0 0 0 1px rgba(14, 165, 233, 0.15);
  background: rgba(14, 165, 233, 0.05);
}

body[data-tool="heic-convert"] .hc-row.is-err {
  border-color: rgba(220, 38, 38, 0.35);
}

body[data-tool="heic-convert"] .hc-row-name {
  display: block;
  font-size: 0.875rem;
  font-weight: 650;
  color: var(--hc-ink);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  max-width: 100%;
}

body[data-tool="heic-convert"] .hc-row-size {
  display: block;
  margin-top: 0.15rem;
  font-size: 0.75rem;
  color: var(--hc-muted);
  font-variant-numeric: tabular-nums;
}

body[data-tool="heic-convert"] .hc-row-badge {
  font-size: 0.7rem;
  font-weight: 700;
  padding: 0.2rem 0.5rem;
  border-radius: 999px;
  background: rgba(14, 165, 233, 0.1);
  color: #0284c7;
  white-space: nowrap;
}

body[data-tool="heic-convert"] .hc-row-badge.is-ok {
  background: var(--hc-ok-soft);
  color: var(--hc-ok);
}

body[data-tool="heic-convert"] .hc-row-badge.is-err {
  background: rgba(220, 38, 38, 0.1);
  color: var(--hc-err);
}

body[data-tool="heic-convert"] .hc-row-badge.is-wait {
  background: rgba(124, 58, 237, 0.08);
  color: var(--hc-muted);
}

@media (max-width: 860px) {
  body[data-tool="heic-convert"] .hc-work {
    grid-template-columns: 1fr;
  }
  body[data-tool="heic-convert"] .hc-side {
    border-right: 0;
    border-bottom: 1px solid var(--hc-line);
  }
  body[data-tool="heic-convert"] .hc-frame img {
    max-height: 240px;
  }
  body[data-tool="heic-convert"] .hc-list {
    max-height: 220px;
  }
}

/* ── Dark mode ── */
[data-theme="dark"] body[data-tool="heic-convert"] {
  --hc-ink: #f1edf8;
  --hc-muted: #94a3b8;
  --hc-line: rgba(255, 255, 255, 0.08);
  --hc-ok-soft: rgba(15, 122, 77, 0.18);
  --hc-soft: rgba(14, 165, 233, 0.14);
}

[data-theme="dark"] body[data-tool="heic-convert"] .tool-workspace {
  background:
    radial-gradient(ellipse 80% 45% at 10% -10%, rgba(14, 165, 233, 0.14), transparent 55%),
    #141119 !important;
}

[data-theme="dark"] body[data-tool="heic-convert"] .hc-chip,
[data-theme="dark"] body[data-tool="heic-convert"] .hc-shell,
[data-theme="dark"] body[data-tool="heic-convert"] .hc-main-bar,
[data-theme="dark"] body[data-tool="heic-convert"] .hc-fmt,
[data-theme="dark"] body[data-tool="heic-convert"] .hc-row {
  background: #1c1824;
  border-color: var(--hc-line);
  color: var(--hc-ink);
}

[data-theme="dark"] body[data-tool="heic-convert"] .hc-main {
  background: #141119;
}

[data-theme="dark"] body[data-tool="heic-convert"] .hc-side {
  background: linear-gradient(165deg, rgba(14, 165, 233, 0.08), transparent 55%);
}

[data-theme="dark"] body[data-tool="heic-convert"] .hc-frame {
  background-color: #0f0d14;
}

[data-theme="dark"] body[data-tool="heic-convert"] .hc-wait {
  background: rgba(28, 24, 36, 0.92);
  color: var(--hc-muted);
}

[data-theme="dark"] body[data-tool="heic-convert"] .hc-drop .upload-zone {
  background: rgba(14, 165, 233, 0.06);
}