*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html,body{height:100%;background:#111318;color:#e2e8f0;font-family:'Inter',system-ui,sans-serif}
#root{height:100vh;overflow:hidden}

/* ── Scrollbar ── */
::-webkit-scrollbar{width:6px;height:6px}
::-webkit-scrollbar-track{background:transparent}
::-webkit-scrollbar-thumb{background:#2a2f3a;border-radius:3px}
::-webkit-scrollbar-thumb:hover{background:#3f4656}

/* ── App layout ── */
.app-layout{display:flex;height:100vh;overflow:hidden}

/* ── Left sidebar ── */
.sidebar{width:256px;height:100%;display:flex;flex-direction:column;position:relative;z-index:10;flex-shrink:0;
  background:linear-gradient(180deg,rgba(30,33,40,.8) 0%,rgba(17,19,24,.9) 100%);
  backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);
  border-right:1px solid rgba(255,255,255,.05);
  transition:width .25s ease,opacity .25s ease}
.sidebar.collapsed{width:0;overflow:hidden;opacity:0;border-right:none}
.sidebar-logo{height:80px;display:flex;align-items:center;padding:0 24px;flex-shrink:0}
.sidebar-logo-icon{width:32px;height:32px;background:#f97316;border-radius:6px;display:flex;align-items:center;justify-content:center;color:#fff;font-weight:700;font-size:18px;margin-right:12px;box-shadow:0 4px 12px rgba(249,115,22,.2)}
.sidebar-logo-text{font-size:20px;font-weight:600;letter-spacing:.5px;color:#94a3b8}
.sidebar-logo-text b{color:#fff}
.sidebar-nav{flex:1;padding:0 16px;display:flex;flex-direction:column;gap:4px}
.sidebar-nav a,.sidebar-nav button{display:flex;align-items:center;padding:10px 16px;border-radius:10px;color:#94a3b8;text-decoration:none;font-size:14px;font-weight:500;cursor:pointer;transition:all .15s;border:none;background:none;width:100%;text-align:left;font-family:inherit}
.sidebar-nav a i,.sidebar-nav button i{width:24px;font-size:16px;text-align:center;margin-right:8px;transition:color .15s}
.sidebar-nav a:hover,.sidebar-nav button:hover{color:#fff}
.sidebar-nav a:hover i,.sidebar-nav button:hover i{color:#e2e8f0}
.sidebar-nav a.active,.sidebar-nav button.active{background:linear-gradient(90deg,rgba(249,115,22,.1) 0%,transparent 100%);color:#fff}
.sidebar-nav a.active i,.sidebar-nav button.active i{color:#f97316}
/* Active indicator line */
.sidebar-nav a.active::before,.sidebar-nav button.active::before{content:'';position:absolute;left:0;width:3px;height:40px;background:#f97316;border-radius:0 4px 4px 0}

/* ── Main content area ── */
.main-area{flex:1;display:flex;flex-direction:column;height:100%;position:relative;overflow:hidden;background:#111318}
.main-area::before{content:'';position:absolute;top:0;left:0;width:100%;height:384px;background:linear-gradient(to bottom,rgba(255,255,255,.02),transparent);pointer-events:none}

/* ── Top bar ── */
.top-bar{height:80px;display:flex;align-items:center;justify-content:space-between;padding:0 32px;position:relative;z-index:10;flex-shrink:0}
.top-bar-search{flex:1;max-width:640px;display:flex;align-items:center;background:#1c1c21;border-radius:12px;padding:10px 16px;box-shadow:inset 0 1px 2px rgba(0,0,0,.2)}
.top-bar-search .search-icon{width:24px;height:24px;background:#f97316;border-radius:4px;display:flex;align-items:center;justify-content:center;color:#fff;font-size:10px;font-weight:700;margin-right:12px;flex-shrink:0}
.top-bar-search input{background:transparent;border:none;outline:none;color:#e2e8f0;width:100%;font-size:14px;font-family:'Inter',sans-serif;padding:0}
.top-bar-search input::placeholder{color:#94a3b8}
.top-bar-actions{display:flex;align-items:center;gap:16px;margin-left:24px}

/* ── Toggle sidebar button ── */
.toggle-sidebar-btn{background:none;border:1px solid #2a2f3a;color:#94a3b8;width:36px;height:36px;border-radius:8px;cursor:pointer;display:flex;align-items:center;justify-content:center;font-size:14px;transition:all .15s}
.toggle-sidebar-btn:hover{border-color:#f97316;color:#f97316}

/* ── Upload button ── */
.btn-upload{background:#f97316;color:#fff;border:none;padding:10px 20px;border-radius:12px;font-weight:500;font-size:14px;cursor:pointer;display:flex;align-items:center;gap:8px;transition:all .15s;box-shadow:0 4px 12px rgba(249,115,22,.2);font-family:'Inter',sans-serif}
.btn-upload:hover{background:#ea580c}
.btn-upload i{font-size:12px}

/* ── View toggle ── */
.view-toggle{display:flex;background:#1a1d24;border:1px solid #2a2f3a;border-radius:12px;padding:4px}
.view-toggle button{display:flex;align-items:center;gap:8px;padding:6px 12px;border:none;background:none;color:#94a3b8;font-size:13px;font-weight:500;cursor:pointer;border-radius:8px;transition:all .15s;font-family:'Inter',sans-serif}
.view-toggle button.active{background:#2a2f3a;color:#fff}

/* ── Content layout ── */
.content-layout{flex:1;display:flex;overflow:hidden;position:relative;z-index:10}
.content-scroll{flex:1;overflow-y:auto;padding:0 32px 32px}

/* ── Asset grid ── */
.asset-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:16px}

/* ── Card (new design) ── */
.card{background:#1e2128;border:1px solid #2a2f3a;border-radius:12px;padding:8px;display:flex;flex-direction:column;cursor:pointer;transition:all .2s;position:relative;overflow:hidden;user-select:none}
.card:hover{transform:translateY(-2px);box-shadow:0 4px 12px rgba(0,0,0,.2);border-color:#3f4656}
.card.selected{box-shadow:0 0 0 1px #f97316,0 0 15px rgba(249,115,22,.5);border-color:#f97316}
.card.dragging{opacity:.45;border-color:#f97316;transform:scale(.97)}
.card-thumb{aspect-ratio:1/1;border-radius:8px;overflow:hidden;background:#2a2f3a;margin-bottom:8px;display:flex;align-items:center;justify-content:center}
.card-thumb img{width:100%;height:100%;object-fit:cover;display:block}
.card-info{padding:0 4px 4px}
.card-info h3{font-size:12px;font-weight:500;color:#fff;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;margin-bottom:2px}
.card-info p{font-size:10px;color:#94a3b8}

/* ── Drag bar ── */
.drag-bar{position:absolute;bottom:0;left:0;right:0;background:rgba(17,19,24,.95);border-top:1px solid #2a2f3a;padding:5px 10px;display:flex;align-items:center;gap:7px;transition:all .18s;cursor:grab;z-index:3;border-radius:0 0 12px 12px}
.drag-bar:active{cursor:grabbing}
.card:hover .drag-bar{border-top-color:#f97316}
.drag-handle{font-size:13px;color:#555;flex-shrink:0;letter-spacing:-1px}
.drag-filename{font-family:'IBM Plex Mono',monospace;font-size:10px;color:#555;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;flex:1}
.drag-arrow{color:#f97316;font-size:11px;flex-shrink:0;opacity:.7}

/* ── Right sidebar (filters) ── */
.filter-sidebar{width:256px;border-left:1px solid #2a2f3a;display:flex;flex-direction:column;height:100%;background:#111318;z-index:10;overflow-y:auto;flex-shrink:0}
.filter-section{padding:24px;border-bottom:1px solid #2a2f3a}
.filter-section h4{font-size:13px;font-weight:600;color:#fff;margin-bottom:16px}
.filter-section .filter-items{display:flex;flex-direction:column;gap:12px}

/* ── Checkbox ── */
.checkbox-label{display:flex;align-items:center;cursor:pointer;font-size:13px;color:#94a3b8;transition:color .15s}
.checkbox-label:hover{color:#fff}
.checkbox-label.checked{color:#e2e8f0}
.checkbox-box{width:16px;height:16px;border:1px solid #2a2f3a;border-radius:4px;margin-right:12px;display:flex;align-items:center;justify-content:center;flex-shrink:0;transition:all .15s;background:transparent}
.checkbox-label.checked .checkbox-box{background:#f97316;border-color:#f97316}
.checkbox-box i{font-size:9px;color:#fff;opacity:0;transition:opacity .15s}
.checkbox-label.checked .checkbox-box i{opacity:1}

/* ── Filter buttons (inline) ── */
.fbtn{background:#1e2128;border:1px solid #2a2f3a;color:#94a3b8;padding:5px 12px;cursor:pointer;font-family:'Inter',sans-serif;font-size:13px;transition:all .15s;white-space:nowrap;border-radius:6px}
.fbtn:hover,.fbtn.on{background:#2a2f3a;color:#e2e8f0;border-color:#f97316}
.fbtn.on{color:#f97316}

/* ── Engine toggle buttons ── */
.eng-btn{background:#1e2128;border:1px solid #2a2f3a;color:#94a3b8;padding:4px 10px;cursor:pointer;font-family:'Inter',sans-serif;font-size:12px;transition:all .15s;white-space:nowrap;border-radius:4px}
.eng-btn.on{background:rgba(249,115,22,.1);color:#f97316;border-color:#f97316}

/* ── Family tabs ── */
.family-tab{background:transparent;border:none;border-bottom:2px solid transparent;color:#94a3b8;padding:10px 18px;cursor:pointer;font-family:'Inter',sans-serif;font-size:14px;font-weight:500;transition:all .15s;display:inline-flex;align-items:center;gap:7px;white-space:nowrap}
.family-tab:hover{color:#fff}
.family-tab.active{color:var(--fc);border-bottom-color:var(--fc)}
.family-count{font-family:'IBM Plex Mono',monospace;font-size:11px;opacity:.5}

/* ── Pill / tag ── */
.pill{display:inline-block;padding:2px 8px;border-radius:4px;font-size:11px;font-family:'Inter',sans-serif;margin:2px}

/* ── Buttons ── */
.btn-p{background:#f97316;color:#fff;border:none;padding:8px 20px;font-family:'Inter',sans-serif;font-weight:600;cursor:pointer;font-size:13px;transition:all .15s;border-radius:8px}
.btn-p:hover{background:#ea580c}
.btn-p:disabled{opacity:.4;cursor:not-allowed}
.btn-s{background:#1e2128;color:#e2e8f0;border:1px solid #2a2f3a;padding:8px 16px;font-family:'Inter',sans-serif;font-weight:500;cursor:pointer;font-size:13px;transition:all .15s;border-radius:8px}
.btn-s:hover{background:#2a2f3a;border-color:#f97316}
.btn-g{background:transparent;color:#94a3b8;border:1px solid #2a2f3a;padding:6px 14px;font-family:'Inter',sans-serif;font-size:13px;cursor:pointer;transition:all .15s;border-radius:8px}
.btn-g:hover{border-color:#f97316;color:#f97316}

/* ── Form elements ── */
input,select,textarea{background:#1a1d24;border:1px solid #2a2f3a;color:#e2e8f0;font-family:'Inter',sans-serif;font-size:14px;padding:8px 12px;outline:none;width:100%;border-radius:8px}
input:focus,select:focus,textarea:focus{border-color:#f97316}
select option{background:#1e2128}
textarea{font-family:'IBM Plex Mono',monospace;font-size:12px;resize:vertical;line-height:1.6}

/* ── Modal ── */
.overlay{position:fixed;inset:0;background:rgba(0,0,0,.85);z-index:100;display:flex;align-items:center;justify-content:center;padding:20px}
.modal{background:#1e2128;border:1px solid #2a2f3a;max-width:640px;width:100%;max-height:92vh;overflow-y:auto;border-radius:12px}
.modal-wide{max-width:1100px}

/* ── Asset detail layout (two-column) ── */
.detail-grid{display:grid;grid-template-columns:minmax(0,1fr) 380px;min-height:520px}
.detail-preview{background:#111318;display:flex;align-items:center;justify-content:center;position:relative;overflow:hidden;border-right:1px solid #2a2f3a;border-radius:12px 0 0 12px}
.detail-preview img{width:100%;height:100%;object-fit:contain;display:block}
.detail-side{padding:20px;overflow-y:auto;display:flex;flex-direction:column;gap:14px}
@media (max-width:860px){.detail-grid{grid-template-columns:1fr;min-height:0}.detail-preview{aspect-ratio:1/1;border-right:none;border-bottom:1px solid #2a2f3a;border-radius:12px 12px 0 0}.detail-side{max-height:none}}

/* ── Labels ── */
.lbl{font-family:'IBM Plex Mono',monospace;font-size:10px;color:#94a3b8;letter-spacing:2px;text-transform:uppercase;margin-bottom:6px}

/* ── Toast ── */
.toast{position:fixed;bottom:24px;left:50%;transform:translateX(-50%);padding:10px 22px;font-family:'IBM Plex Mono',monospace;font-size:12px;z-index:999;border:1px solid;animation:fup .2s ease;white-space:nowrap;pointer-events:none;border-radius:8px}
@keyframes fup{from{opacity:0;transform:translateX(-50%) translateY(8px)}to{opacity:1;transform:translateX(-50%) translateY(0)}}

/* ── Section card ── */
.sc{background:#111318;border:1px solid #2a2f3a;padding:20px;margin-bottom:16px;border-radius:12px}

/* ── Sync / worker bar ── */
.sync-bar{display:flex;align-items:center;gap:10px;padding:7px 24px;background:#0d0f13;border-bottom:1px solid #2a2f3a;font-size:12px}

/* ── File row in forms ── */
.file-row{display:flex;align-items:center;gap:10px;background:#111318;border:1px solid #2a2f3a;padding:8px 12px;margin-bottom:6px;border-radius:8px}

/* ── Settings modal ── */
.settings-sidebar{width:180px;border-right:1px solid #2a2f3a;padding:16px 0;flex-shrink:0}
.settings-nav{display:flex;flex-direction:column}
.snav-btn{background:none;border:none;color:#94a3b8;padding:10px 20px;text-align:left;cursor:pointer;font-family:'Inter',sans-serif;font-size:14px;transition:all .15s;border-left:2px solid transparent}
.snav-btn:hover{color:#e2e8f0;background:#1a1d24}
.snav-btn.active{color:#f97316;border-left-color:#f97316;background:#1a1d24}

/* ── Preview drop zone ── */
.preview-drop{border:1px dashed #2a2f3a;padding:16px;text-align:center;cursor:pointer;transition:all .2s;min-height:90px;display:flex;align-items:center;justify-content:center;flex-direction:column;gap:6px;border-radius:8px}
.preview-drop:hover{border-color:#3f4656}

/* ── List view row ── */
.list-row{display:flex;gap:12px;align-items:center;padding:8px 12px;border-bottom:1px solid #1a1d24;cursor:pointer;transition:background .15s;position:relative;border-radius:8px;margin-bottom:2px}
.list-row:hover{background:#1e2128}
.list-row.dragging{opacity:.45}
.list-drag{flex-shrink:0;width:48px;text-align:center;font-family:'IBM Plex Mono',monospace;font-size:11px;color:#555;cursor:grab;opacity:0;transition:opacity .15s;padding:4px}
.list-row:hover .list-drag{opacity:1;color:#f97316}
.list-drag:active{cursor:grabbing}

/* ── Empty state ── */
.empty-state{text-align:center;padding:64px;color:#2a2f3a;font-family:'IBM Plex Mono',monospace}
.empty-state .icon{font-size:40px;margin-bottom:12px}

/* ── Stats bar ── */
.stats-bar{padding:8px 32px;display:flex;gap:20px;flex-wrap:wrap;align-items:center;flex-shrink:0}