[data-hkacm-pdf-tools] {
  --hk-bg: #f3f1ec; --hk-surface: #fbfaf7; --hk-surface-2: #ffffff; --hk-border: rgba(38,32,25,.10); --hk-border-strong: rgba(38,32,25,.16); --hk-text: #211d17; --hk-muted: #726e67; --hk-faint: #9d9992; --hk-primary: #0d6b6f; --hk-primary-hover: #0a5457; --hk-primary-soft: #d9ece8; --hk-accent-soft: #eaf1ff; --hk-radius-xl: 24px; --hk-radius-lg: 18px; --hk-radius-md: 14px; --hk-radius-pill: 999px; --hk-shadow-lg: 0 18px 40px rgba(28,24,20,.08); --hk-shadow-sm: 0 4px 14px rgba(28,24,20,.05); --hk-font: Inter, -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif; color: var(--hk-text); font-family: var(--hk-font);
}
[data-hkacm-pdf-tools] * { box-sizing: border-box; }
[data-hkacm-pdf-tools] .hkacm-pdf-shell { background: linear-gradient(180deg, rgba(255,255,255,.72), rgba(255,255,255,.96)); border: 1px solid rgba(38,32,25,.08); border-radius: 28px; padding: 22px; box-shadow: var(--hk-shadow-lg); backdrop-filter: blur(10px); }
[data-hkacm-pdf-tools] .hkacm-pdf-header { margin-bottom: 18px; }
[data-hkacm-pdf-tools] .hkacm-pdf-kicker { margin: 0 0 8px; font-size: 11px; text-transform: uppercase; letter-spacing: .12em; color: var(--hk-primary); font-weight: 800; }
[data-hkacm-pdf-tools] .hkacm-pdf-title { margin: 0; font-size: clamp(28px, 3.2vw, 42px); line-height: 1.02; letter-spacing: -.04em; font-weight: 800; }
[data-hkacm-pdf-tools] .hkacm-pdf-subtitle { margin: 10px 0 0; color: var(--hk-muted); max-width: 64ch; font-size: 14px; }
[data-hkacm-pdf-tools] .hkacm-pdf-layout { display: grid; grid-template-columns: minmax(0, 1.28fr) minmax(280px, .72fr); gap: 18px; }
[data-hkacm-pdf-tools] .hkacm-pdf-panel { background: color-mix(in srgb, var(--hk-surface) 86%, #ffffff); border: 1px solid var(--hk-border); border-radius: var(--hk-radius-xl); padding: 18px; box-shadow: var(--hk-shadow-sm); }
[data-hkacm-pdf-tools] .hkacm-pdf-tool-switcher { display: grid; gap: 10px; margin-bottom: 16px; }
[data-hkacm-pdf-tools] .hkacm-pdf-tool-switcher-7 { grid-template-columns: repeat(4, minmax(0, 1fr)); }
[data-hkacm-pdf-tools] .hkacm-pdf-switch, [data-hkacm-pdf-tools] .hkacm-pdf-btn, [data-hkacm-pdf-tools] .hkacm-pdf-mini-btn, [data-hkacm-pdf-tools] .hkacm-pdf-stepper-btn { appearance: none; border: 1px solid var(--hk-border); background: rgba(255,255,255,.88); color: var(--hk-text); border-radius: 16px; min-height: 46px; padding: 12px 14px; font: inherit; font-size: 14px; font-weight: 600; cursor: pointer; transition: transform 180ms ease, border-color 180ms ease, background 180ms ease, box-shadow 180ms ease; }
[data-hkacm-pdf-tools] .hkacm-pdf-switch.is-active, [data-hkacm-pdf-tools] .hkacm-pdf-mini-btn.is-active { background: linear-gradient(180deg, #ecf7f6, var(--hk-primary-soft)); border-color: rgba(13,107,111,.42); color: var(--hk-primary); box-shadow: inset 0 0 0 1px rgba(13,107,111,.12); }
[data-hkacm-pdf-tools] .hkacm-pdf-tool-panel { display: none; }
[data-hkacm-pdf-tools] .hkacm-pdf-tool-panel.is-active { display: grid; gap: 14px; }
[data-hkacm-pdf-tools] .hkacm-pdf-field { display: grid; gap: 10px; }
[data-hkacm-pdf-tools] .hkacm-pdf-grid-2 { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px; }
[data-hkacm-pdf-tools] .hkacm-pdf-grid-3 { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 12px; }
[data-hkacm-pdf-tools] .hkacm-pdf-label { font-size: 13px; font-weight: 700; }
[data-hkacm-pdf-tools] .hkacm-pdf-input, [data-hkacm-pdf-tools] .hkacm-pdf-stepper-input { width: 100%; border: 1px solid var(--hk-border); background: rgba(255,255,255,.96); color: var(--hk-text); border-radius: var(--hk-radius-md); padding: 14px 15px; font: inherit; font-size: 14px; }
[data-hkacm-pdf-tools] .hkacm-pdf-stepper-input { width: 74px; text-align: center; padding: 10px; min-height: 42px; }
[data-hkacm-pdf-tools] .hkacm-pdf-stepper-btn { min-height: 42px; padding: 10px 14px; }
[data-hkacm-pdf-tools] .hkacm-pdf-hidden-input { position: absolute; inset: 0; opacity: 0; cursor: pointer; }
[data-hkacm-pdf-tools] .hkacm-pdf-help { font-size: 12px; color: var(--hk-faint); }
[data-hkacm-pdf-tools] .hkacm-pdf-actions { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 10px; }
[data-hkacm-pdf-tools] .hkacm-pdf-btn-primary, [data-hkacm-pdf-tools] .hkacm-pdf-mini-btn-primary { background: var(--hk-primary); color: #fff; border-color: transparent; box-shadow: 0 10px 20px rgba(13,107,111,.16); }
[data-hkacm-pdf-tools] .hkacm-pdf-dropzone { position: relative; border: 1.5px dashed rgba(13,107,111,.32); background: linear-gradient(180deg, rgba(236,247,246,.9), rgba(255,255,255,.9)); border-radius: 18px; min-height: 108px; display: flex; align-items: center; justify-content: center; text-align: center; padding: 18px; overflow: hidden; cursor: pointer; }
[data-hkacm-pdf-tools] .hkacm-pdf-dropzone strong { display: block; font-size: 16px; margin-bottom: 6px; }
[data-hkacm-pdf-tools] .hkacm-pdf-dropzone span { display: block; color: var(--hk-muted); font-size: 13px; }
[data-hkacm-pdf-tools] .hkacm-pdf-dropzone.is-dragover { border-color: var(--hk-primary); background: linear-gradient(180deg, rgba(220,242,239,1), rgba(255,255,255,.95)); }
[data-hkacm-pdf-tools] .hkacm-pdf-list { display: grid; gap: 8px; min-height: 46px; padding: 12px; border: 1px dashed rgba(38,32,25,.12); border-radius: 16px; background: rgba(255,255,255,.55); }
[data-hkacm-pdf-tools] .hkacm-pdf-list-item { display: flex; justify-content: space-between; gap: 12px; align-items: center; padding: 10px 12px; background: #fff; border: 1px solid rgba(38,32,25,.06); border-radius: 12px; font-size: 14px; }
[data-hkacm-pdf-tools] .hkacm-pdf-list-main span { color: var(--hk-muted); font-size: 12px; }
[data-hkacm-pdf-tools] .hkacm-pdf-list-actions { display: flex; flex-wrap: wrap; gap: 8px; }
[data-hkacm-pdf-tools] .hkacm-pdf-mini-btn { min-height: 34px; padding: 8px 10px; border-radius: 10px; font-size: 12px; }
[data-hkacm-pdf-tools] .hkacm-pdf-mini-btn.is-danger { color: #8d2b2b; border-color: rgba(141,43,43,.18); }
[data-hkacm-pdf-tools] .hkacm-pdf-preview-wrap { display: grid; gap: 10px; }
[data-hkacm-pdf-tools] .hkacm-pdf-preview-title { margin: 0; font-size: 14px; }
[data-hkacm-pdf-tools] .hkacm-pdf-preview-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(170px, 1fr)); gap: 12px; min-height: 84px; padding: 12px; border: 1px solid rgba(38,32,25,.08); border-radius: 16px; background: rgba(255,255,255,.5); }
[data-hkacm-pdf-tools] .hkacm-pdf-preview-card { background: #fff; border: 1px solid rgba(38,32,25,.06); border-radius: 14px; padding: 10px; display: grid; gap: 8px; }
[data-hkacm-pdf-tools] .hkacm-pdf-preview-card canvas, [data-hkacm-pdf-tools] .hkacm-pdf-preview-card img { width: 100%; border-radius: 8px; background: #f4f2ed; border: 1px solid rgba(38,32,25,.05); }
[data-hkacm-pdf-tools] .hkacm-pdf-preview-card strong { font-size: 13px; }
[data-hkacm-pdf-tools] .hkacm-pdf-preview-card span { font-size: 11px; color: var(--hk-muted); }
[data-hkacm-pdf-tools] .hkacm-split-toolbar { display: flex; flex-wrap: wrap; gap: 12px; align-items: center; justify-content: space-between; padding: 12px 14px; border: 1px solid rgba(38,32,25,.08); border-radius: 16px; background: rgba(255,255,255,.6); }
[data-hkacm-pdf-tools] .hkacm-split-mode-group, [data-hkacm-pdf-tools] .hkacm-split-auto-group, [data-hkacm-pdf-tools] .hkacm-split-actions-inline { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }
[data-hkacm-pdf-tools] .hkacm-pdf-inline-check { display: inline-flex; gap: 6px; align-items: center; font-size: 13px; }
[data-hkacm-pdf-tools] .hkacm-pdf-inline-note { color: var(--hk-muted); font-size: 12px; }
[data-hkacm-pdf-tools] .hkacm-split-stage { min-height: 280px; padding: 18px; border-radius: 18px; border: 1px solid rgba(38,32,25,.08); background: linear-gradient(180deg, #f3f7ff, #eef3fb); display: grid; grid-template-columns: repeat(auto-fill, minmax(190px, 1fr)); gap: 22px 18px; }
[data-hkacm-pdf-tools] .hkacm-split-page { position: relative; display: grid; gap: 10px; }
[data-hkacm-pdf-tools] .hkacm-split-page-card { background: #fff; border: 1px solid rgba(38,32,25,.08); border-radius: 14px; padding: 10px; display: grid; gap: 10px; cursor: pointer; }
[data-hkacm-pdf-tools] .hkacm-split-page-card.is-selected { border-color: rgba(25,101,255,.45); box-shadow: 0 0 0 3px rgba(25,101,255,.10); background: var(--hk-accent-soft); }
[data-hkacm-pdf-tools] .hkacm-split-page-card canvas { width: 100%; border-radius: 8px; background: #f4f2ed; border: 1px solid rgba(38,32,25,.05); }
[data-hkacm-pdf-tools] .hkacm-split-page-meta { display: flex; justify-content: space-between; align-items: center; gap: 8px; font-size: 12px; color: var(--hk-muted); }
[data-hkacm-pdf-tools] .hkacm-split-cut { position: absolute; top: 50%; right: -13px; transform: translateY(-50%); width: 28px; height: 28px; border-radius: 999px; border: 1px dashed rgba(89,143,232,.4); background: #dbe9ff; color: #4273c8; display: flex; align-items: center; justify-content: center; font-size: 14px; cursor: pointer; z-index: 2; }
[data-hkacm-pdf-tools] .hkacm-split-cut.is-active { background: #7daeff; color: #fff; border-style: solid; }
[data-hkacm-pdf-tools] .hkacm-split-cutline { position: absolute; top: 12px; bottom: 12px; right: 0; width: 1px; border-right: 2px dashed rgba(125,174,255,.45); }
[data-hkacm-pdf-tools] .hkacm-split-badge { display: inline-flex; align-items: center; justify-content: center; min-width: 22px; min-height: 22px; border-radius: 999px; background: #f7cfd9; color: #8f4d5a; font-size: 11px; font-weight: 700; padding: 0 7px; }
[data-hkacm-pdf-tools] .hkacm-pdf-side-panel { padding: 0; overflow: hidden; }
[data-hkacm-pdf-tools] .hkacm-pdf-side-card { display: grid; gap: 18px; padding: 18px; height: 100%; }
[data-hkacm-pdf-tools] .hkacm-pdf-side-kicker { margin: 0 0 6px; font-size: 11px; text-transform: uppercase; letter-spacing: .10em; color: var(--hk-faint); }
[data-hkacm-pdf-tools] .hkacm-pdf-side-title { margin: 0; font-size: 24px; line-height: 1.05; letter-spacing: -.03em; }
[data-hkacm-pdf-tools] .hkacm-pdf-status { margin: 0; color: var(--hk-muted); font-size: 14px; }
[data-hkacm-pdf-tools] .hkacm-pdf-meta { display: grid; gap: 0; border-top: 1px solid rgba(38,32,25,.06); background: rgba(255,255,255,.5); }
[data-hkacm-pdf-tools] .hkacm-pdf-meta div { display: grid; gap: 4px; padding: 14px 0; border-bottom: 1px solid rgba(38,32,25,.06); }
[data-hkacm-pdf-tools] .hkacm-pdf-meta span { color: var(--hk-faint); font-size: 11px; text-transform: uppercase; letter-spacing: .08em; }
[data-hkacm-pdf-tools] .hkacm-pdf-meta strong { font-size: 14px; word-break: break-word; }
@media (max-width: 1100px) { [data-hkacm-pdf-tools] .hkacm-pdf-tool-switcher-7 { grid-template-columns: repeat(3, minmax(0, 1fr)); } }
@media (max-width: 920px) { [data-hkacm-pdf-tools] .hkacm-pdf-layout { grid-template-columns: 1fr; } }
@media (max-width: 640px) {
  [data-hkacm-pdf-tools] .hkacm-pdf-shell { padding: 14px; border-radius: 22px; }
  [data-hkacm-pdf-tools] .hkacm-pdf-panel { padding: 14px; border-radius: 18px; }
  [data-hkacm-pdf-tools] .hkacm-pdf-tool-switcher-7, [data-hkacm-pdf-tools] .hkacm-pdf-actions, [data-hkacm-pdf-tools] .hkacm-pdf-grid-2, [data-hkacm-pdf-tools] .hkacm-pdf-grid-3 { grid-template-columns: 1fr; }
  [data-hkacm-pdf-tools] .hkacm-pdf-list-item { flex-direction: column; align-items: flex-start; }
  [data-hkacm-pdf-tools] .hkacm-split-stage { grid-template-columns: 1fr; }
  [data-hkacm-pdf-tools] .hkacm-split-cut { right: 8px; top: auto; bottom: -14px; transform: none; }
}