/* ============================================
   NAI Archive — 鼠尾草绿 + 暖白 (v4)
   ============================================ */

:root {
  --bg-base:#F3F4F0; --bg-surface:#FAFBF8; --bg-card:#FFFFFF;
  --bg-input:#ECEDE8; --bg-hover:#E5E7E0; --bg-overlay:rgba(40,44,36,0.35);
  --bg-img:#E0E2DB;

  --sage:#7C8C6E; --sage-light:#A3B295; --sage-dark:#5B6A4F;
  --sage-bg:rgba(124,140,110,0.09); --sage-bg-h:rgba(124,140,110,0.16);
  --sage-border:rgba(124,140,110,0.22);

  --artist:#6B7C3F; --artist-bg:rgba(107,124,63,0.10);
  --artist-border:rgba(107,124,63,0.22);
  --star:#D4A843; --star-bg:rgba(212,168,67,0.12);

  --text-1:#2B2F28; --text-2:#5C6258; --text-3:#969E90;
  --border:rgba(0,0,0,0.06); --border-hover:rgba(0,0,0,0.10);
  --danger:#C05050; --danger-bg:rgba(192,80,80,0.08);

  --r-sm:6px; --r-md:10px; --r-lg:16px; --r-xl:22px; --r-full:9999px;
  --nav-h:62px; --top-h:54px;
  --safe-b:env(safe-area-inset-bottom,0px); --safe-t:env(safe-area-inset-top,0px);
  --f-sans:'DM Sans',-apple-system,'PingFang SC','Microsoft YaHei',sans-serif;
  --f-mono:'JetBrains Mono','Fira Code',monospace;
  --sh-sm:0 1px 3px rgba(0,0,0,0.04),0 1px 2px rgba(0,0,0,0.03);
  --sh-md:0 4px 14px rgba(0,0,0,0.06),0 1px 3px rgba(0,0,0,0.04);
  --sh-lg:0 10px 40px rgba(0,0,0,0.10);

  --user-cols:3;
  --grid-cols:var(--user-cols);
}

*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{height:100%;background:var(--bg-base)}
body{height:100%;overflow:hidden;font-family:var(--f-sans);font-size:15px;line-height:1.55;color:var(--text-1);background:var(--bg-base);-webkit-font-smoothing:antialiased;-webkit-tap-highlight-color:transparent;user-select:none}
button{border:none;background:none;color:inherit;cursor:pointer;font-family:inherit;font-size:inherit;-webkit-tap-highlight-color:transparent}
input{border:none;background:none;color:inherit;font-family:inherit;font-size:inherit;outline:none}
img{display:block}
::-webkit-scrollbar{width:3px}::-webkit-scrollbar-track{background:transparent}::-webkit-scrollbar-thumb{background:var(--border-hover);border-radius:2px}

#app{display:flex;flex-direction:column;height:100dvh;position:relative}

/* ══ Topbar ══ */
#topbar{display:flex;align-items:center;justify-content:space-between;min-height:var(--top-h);padding:0 14px 0 18px;padding-top:var(--safe-t);background:var(--bg-surface);border-bottom:1px solid var(--border);flex-shrink:0;z-index:20}
#topbar-left{display:flex;align-items:center;gap:2px}
#topbar-title{font-size:19px;font-weight:700;letter-spacing:-0.02em;color:var(--sage-dark)}
#topbar-right{display:flex;align-items:center;gap:2px}

.icon-btn{display:flex;align-items:center;justify-content:center;width:38px;height:38px;border-radius:var(--r-md);color:var(--text-2);transition:all .15s}
.icon-btn:active{background:var(--bg-hover);color:var(--sage-dark);transform:scale(.92)}
.icon-btn.hidden{display:none}

.import-fab{position:fixed;right:18px;bottom:calc(var(--nav-h) + 18px + var(--safe-b));z-index:24;width:58px;height:58px;display:flex;align-items:center;justify-content:center;color:#fff;background:var(--sage);border-radius:50%;box-shadow:0 10px 24px rgba(91,106,79,.28),0 2px 6px rgba(0,0,0,.08);transition:all .18s}
.import-fab:active{background:var(--sage-dark);transform:scale(.94)}
body.selecting .import-fab{display:none}

/* ══ Content ══ */
#content{flex:1;overflow-y:auto;overflow-x:hidden;-webkit-overflow-scrolling:touch}
.view{display:none;min-height:100%;animation:fadeUp .2s ease}
.view.active{display:block}
@keyframes fadeUp{from{opacity:0;transform:translateY(6px)}to{opacity:1;transform:translateY(0)}}

/* ══ Filter Row ══ */
.filter-row{display:flex;gap:8px;padding:10px 18px 0}.filter-row.hidden{display:none}
.filter-chip{display:flex;align-items:center;gap:4px;padding:5px 12px;font-size:12px;font-weight:600;color:var(--text-3);background:var(--bg-card);border:1px solid var(--border);border-radius:var(--r-full);transition:all .15s}
.filter-chip.active{color:var(--star);background:var(--star-bg);border-color:rgba(212,168,67,.25)}
.filter-chip:active{transform:scale(.95)}

/* ══ Home ══ */
.home-wrap{padding:16px 16px 26px}
.home-hero{display:flex;align-items:flex-end;justify-content:space-between;gap:14px;padding:18px 18px 16px;min-height:126px;background:linear-gradient(135deg,#fdfcf8,#e9efe4);border:1px solid var(--border);border-radius:8px;box-shadow:var(--sh-sm)}
.home-kicker{font-size:11px;font-weight:800;color:var(--sage);letter-spacing:.08em;text-transform:uppercase;margin-bottom:6px}
.home-hero h2{font-size:22px;line-height:1.18;color:var(--text-1);max-width:240px}
.home-import{width:48px;height:48px;display:flex;align-items:center;justify-content:center;flex-shrink:0;color:#fff;background:var(--sage);border-radius:50%;box-shadow:0 8px 20px rgba(91,106,79,.22)}
.home-import:active{transform:scale(.94);background:var(--sage-dark)}
.home-stats{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin:12px 0}
.home-stat{padding:12px 10px;background:var(--bg-card);border:1px solid var(--border);border-radius:8px;box-shadow:var(--sh-sm)}
.home-stat strong{display:block;font-size:22px;line-height:1;color:var(--sage-dark)}
.home-stat span{display:block;margin-top:5px;font-size:11px;font-weight:700;color:var(--text-3)}
.home-entry-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}
.home-entry{min-width:0;padding:12px;text-align:left;background:var(--bg-card);border:1px solid var(--border);border-radius:8px;box-shadow:var(--sh-sm);overflow:hidden}
.home-entry-wide{grid-column:1/-1}
.home-entry:active{transform:scale(.98)}
.home-entry-head{display:flex;align-items:center;justify-content:space-between;gap:8px;margin-bottom:10px}
.home-entry-head span{font-size:15px;font-weight:800;color:var(--text-1)}
.home-entry-head small{font-size:11px;font-weight:700;color:var(--text-3);white-space:nowrap}
.home-preview-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:5px;height:72px}
.home-preview-grid div{min-width:0;background:var(--bg-img);border-radius:6px;overflow:hidden}
.home-preview-grid img,.home-fashion-preview img{width:100%;height:100%;object-fit:cover}
.home-fashion-preview{height:150px;display:flex;align-items:center;justify-content:center;color:var(--sage);background:linear-gradient(145deg,#e9e2d4,#f8f5ec 44%,#d9e1d5);border-radius:7px;overflow:hidden}
.home-prompt-preview{display:flex;flex-direction:column;gap:8px;min-height:150px;justify-content:center}
.home-prompt-preview span{display:flex;align-items:center;justify-content:space-between;padding:10px 11px;font-size:12px;font-weight:700;color:var(--text-2);background:var(--bg-input);border-radius:7px}
.home-prompt-preview b{color:var(--sage-dark)}

/* ══ Settings ══ */
.settings-wrap{padding:16px 18px 32px}
.settings-card{padding:18px;background:var(--bg-card);border:1px solid var(--border);border-radius:8px;box-shadow:var(--sh-sm)}
.settings-card h2{font-size:18px;color:var(--text-1);margin-bottom:6px}
.settings-card p{font-size:13px;line-height:1.7;color:var(--text-3);margin-bottom:16px}
.settings-actions{display:flex;gap:10px}
.settings-btn{flex:1;display:flex;align-items:center;justify-content:center;gap:6px;padding:12px 8px;font-size:13px;font-weight:800;color:var(--sage-dark);background:var(--sage-bg);border:1px solid var(--sage-border);border-radius:8px}
.settings-btn.accent{color:#fff;background:var(--sage);border-color:var(--sage)}
.settings-btn:active{transform:scale(.97)}
.settings-btn:disabled{opacity:.48;cursor:not-allowed}
.settings-btn:disabled:active{transform:none}
.settings-note{margin-top:12px;padding:13px 14px;font-size:12px;line-height:1.7;color:var(--text-3);background:var(--bg-card);border:1px solid var(--border);border-radius:8px}
.settings-note strong{display:block;color:var(--danger);margin-bottom:2px}
.settings-note span{display:block}
.storage-card{margin-top:12px}
.storage-status{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:8px;margin-bottom:12px}
.storage-status div{min-width:0;padding:10px 11px;background:var(--bg-input);border:1px solid var(--border);border-radius:8px}
.storage-status span{display:block;font-size:11px;font-weight:800;color:var(--text-3);margin-bottom:3px}
.storage-status strong{display:block;font-size:14px;color:var(--text-1);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.storage-usage-card{grid-column:span 2}
.storage-progress{height:7px;margin-top:8px;overflow:hidden;background:var(--bg-card);border:1px solid var(--border);border-radius:999px}
.storage-progress i{display:block;width:0;height:100%;background:var(--accent);border-radius:999px;transition:width .2s ease}
.storage-btn{width:100%;margin-top:2px}
.storage-hint{margin-top:10px;font-size:12px;line-height:1.65;color:var(--text-3)}

/* ══ Image Grid ══ */
.image-grid{display:grid;grid-template-columns:repeat(var(--grid-cols),1fr);gap:3px;padding:3px}
.grid-item{position:relative;aspect-ratio:1;overflow:hidden;cursor:pointer;background:var(--bg-img);border-radius:4px;touch-action:manipulation}
.grid-item img{width:100%;height:100%;object-fit:cover;transition:transform .25s ease;pointer-events:none}
.grid-item:active img{transform:scale(1.06)}

.grid-item .artist-badge{position:absolute;bottom:0;left:0;right:0;padding:18px 7px 5px;background:linear-gradient(to top,rgba(0,0,0,.65),transparent);font-size:10px;font-weight:700;color:#fff;letter-spacing:.02em;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;pointer-events:none}

/* Star overlay */
.grid-item .star-mark{position:absolute;top:5px;left:5px;color:var(--star);filter:drop-shadow(0 1px 2px rgba(0,0,0,.3));display:none;pointer-events:none}
.grid-item.starred .star-mark{display:block}

/* Checkbox overlay */
.grid-item .check-circle{position:absolute;top:6px;right:6px;width:24px;height:24px;border-radius:50%;border:2px solid rgba(255,255,255,.6);background:rgba(0,0,0,.2);display:none;align-items:center;justify-content:center;z-index:2;pointer-events:none}
.grid-item .check-circle svg{display:none}
.image-grid.selecting .grid-item .check-circle{display:flex}
.image-grid.selecting .grid-item.selected .check-circle{background:var(--sage);border-color:var(--sage);box-shadow:0 2px 8px rgba(124,140,110,.35)}
.image-grid.selecting .grid-item.selected .check-circle svg{display:block}
.image-grid.selecting .grid-item.selected img{opacity:.75;transform:scale(.94)}
.image-grid.selecting .grid-item.selected{outline:2px solid var(--sage);outline-offset:-2px}
.image-grid.selecting .grid-item:active img{transform:scale(.94)}
.grid-item.pressing img{transform:scale(.96);filter:saturate(.9) brightness(.92)}
.grid-item.pressing::after{content:"";position:absolute;inset:0;border:2px solid var(--sage);border-radius:4px;background:rgba(124,140,110,.12);pointer-events:none}

/* ══ Album Grid ══ */
.album-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:14px;padding:18px}
.album-card{cursor:pointer;border-radius:var(--r-lg);overflow:hidden;background:var(--bg-card);border:1px solid var(--border);box-shadow:var(--sh-sm);transition:all .2s}
.album-card:active{transform:scale(.97);box-shadow:var(--sh-md)}
.album-cover{aspect-ratio:1;background:var(--bg-img);display:flex;align-items:center;justify-content:center;overflow:hidden;position:relative}
.album-cover img{width:100%;height:100%;object-fit:cover}
.album-cover .placeholder-icon{color:var(--text-3)}
.album-cover .album-count{position:absolute;top:8px;right:8px;padding:2px 8px;font-size:11px;font-weight:700;color:#fff;background:rgba(0,0,0,.4);backdrop-filter:blur(6px);border-radius:var(--r-full)}
.album-info{padding:10px 12px}.album-info .name{font-size:14px;font-weight:600;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}

.album-actions{display:flex;gap:10px;padding:6px 18px 20px}
.string-actions{padding:14px 18px 0}
.album-action-btn{flex:1;display:flex;align-items:center;justify-content:center;gap:6px;padding:13px;font-size:14px;font-weight:600;color:var(--sage);background:var(--sage-bg);border:1px dashed var(--sage-border);border-radius:var(--r-lg);transition:all .15s}
.album-action-btn:active{background:var(--sage-bg-h);transform:scale(.98)}
.prompt-tabs{display:flex;gap:6px;padding:12px 18px 0}
.prompt-tab{flex:1;padding:9px 6px;font-size:12px;font-weight:800;color:var(--text-3);background:var(--bg-card);border:1px solid var(--border);border-radius:8px}
.prompt-tab.active{color:#fff;background:var(--sage);border-color:var(--sage);box-shadow:0 4px 12px rgba(91,106,79,.18)}

/* ══ Stats ══ */
.stats-container{padding:20px 18px 40px}
.stats-summary{display:flex;gap:10px;margin-bottom:24px}
.stat-card{flex:1;padding:16px;background:var(--bg-card);border:1px solid var(--border);border-radius:var(--r-lg);box-shadow:var(--sh-sm);text-align:center}
.stat-card .stat-num{font-size:28px;font-weight:700;color:var(--sage-dark);line-height:1.1}
.stat-card .stat-label{font-size:11px;font-weight:600;color:var(--text-3);margin-top:4px;text-transform:uppercase;letter-spacing:.06em}

.stats-section{margin-bottom:28px}
.stats-section h3{font-size:14px;font-weight:700;color:var(--text-2);margin-bottom:14px}

.bar-chart{display:flex;flex-direction:column;gap:6px}
.bar-row{display:flex;align-items:center;gap:10px}
.bar-label{width:110px;font-size:12px;font-weight:600;color:var(--text-2);text-align:right;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;flex-shrink:0}
.bar-track{flex:1;height:22px;background:var(--bg-input);border-radius:4px;overflow:hidden;position:relative}
.bar-fill{height:100%;background:var(--sage);border-radius:4px;transition:width .5s ease;min-width:2px}
.bar-count{position:absolute;right:6px;top:50%;transform:translateY(-50%);font-size:10px;font-weight:700;color:var(--text-2)}

.tag-cloud{display:flex;flex-wrap:wrap;gap:8px}
.tag-pill{padding:5px 12px;font-size:12px;font-weight:600;color:var(--text-2);background:var(--bg-card);border:1px solid var(--border);border-radius:var(--r-full)}

/* ══ Search ══ */
.search-wrap{padding:14px 18px 0;position:sticky;top:0;z-index:5;background:var(--bg-base)}
.search-bar{display:flex;align-items:center;gap:10px;padding:11px 14px;background:var(--bg-card);border:1px solid var(--border);border-radius:var(--r-lg);box-shadow:var(--sh-sm);transition:all .25s}
.search-bar:focus-within{border-color:var(--sage-border);box-shadow:0 0 0 3px var(--sage-bg)}
.search-bar svg{flex-shrink:0;color:var(--text-3)}.search-bar input{flex:1;min-width:0;font-size:15px;font-weight:500}
.search-bar input::placeholder{color:var(--text-3)}
#search-clear{display:flex;padding:3px;color:var(--text-3);border-radius:50%}
#search-clear:active{color:var(--text-1)}#search-clear.hidden{display:none}

.chip-list{display:flex;flex-wrap:wrap;gap:8px;padding:12px 18px}.chip-list:empty{display:none}
.chip{display:inline-flex;align-items:center;padding:6px 13px;font-size:12px;font-weight:600;color:var(--artist);background:var(--artist-bg);border:1px solid var(--artist-border);border-radius:var(--r-full);cursor:pointer;transition:all .15s;white-space:nowrap}
.chip:active{background:rgba(107,124,63,.18);transform:scale(.95)}
.chip-sage{color:var(--sage-dark);background:var(--sage-bg);border-color:var(--sage-border)}

.empty-state{display:flex;flex-direction:column;align-items:center;justify-content:center;padding:80px 36px;text-align:center}
.empty-state.compact{padding:40px}.empty-state.hidden{display:none}
.empty-icon{width:80px;height:80px;display:flex;align-items:center;justify-content:center;background:var(--sage-bg);border-radius:50%;margin-bottom:20px;color:var(--sage-light)}
.empty-state h2{font-size:17px;font-weight:700;color:var(--text-2);margin-bottom:6px}
.empty-state p{font-size:13px;color:var(--text-3);line-height:1.7}

/* ══ Bottom Nav ══ */
#bottomnav{display:flex;justify-content:center;padding:8px 10px;padding-bottom:calc(8px + var(--safe-b));flex-shrink:0;z-index:20}
.nav-pill{display:flex;gap:2px;width:min(100%,520px);background:var(--bg-card);border:1px solid var(--border);border-radius:var(--r-full);padding:3px;box-shadow:var(--sh-md)}
.nav-item{flex:1;min-width:0;display:flex;flex-direction:column;align-items:center;gap:1px;padding:6px 4px;border-radius:var(--r-full);color:var(--text-3);transition:all .2s}
.nav-item span{font-size:10px;font-weight:600}
.nav-item.active{color:var(--sage-dark);background:var(--sage-bg)}

/* ══ Select Bar ══ */
.select-bar{display:none;flex-direction:column;position:fixed;bottom:0;left:0;right:0;z-index:25;background:var(--bg-card);border-top:1px solid var(--border);box-shadow:var(--sh-lg);padding:0 18px;padding-bottom:calc(14px + var(--safe-b));animation:slideUp .25s cubic-bezier(.32,.72,0,1)}
.select-bar.show{display:flex}
.select-top{display:flex;align-items:center;justify-content:space-between;padding:12px 0 10px}
#select-count{font-size:14px;font-weight:700;color:var(--sage-dark)}
.sel-btn{padding:6px 14px;font-size:13px;font-weight:600;color:var(--sage);border-radius:var(--r-full);transition:all .15s}
.sel-btn:active{background:var(--sage-bg);transform:scale(.95)}.sel-btn.muted{color:var(--text-3)}.sel-btn.muted:active{background:var(--bg-hover)}
.select-actions{display:flex;gap:8px;padding-bottom:4px}
.sel-action{flex:1;display:flex;align-items:center;justify-content:center;gap:5px;padding:11px 6px;font-size:12px;font-weight:600;color:var(--text-2);background:var(--bg-input);border:1px solid var(--border);border-radius:var(--r-md);transition:all .15s}
.sel-action:active{transform:scale(.96)}
.sel-action.accent{color:#fff;background:var(--sage);border-color:var(--sage)}.sel-action.accent:active{background:var(--sage-dark)}
.sel-action.danger{color:var(--danger)}.sel-action.danger:active{background:var(--danger-bg);border-color:var(--danger)}
body.selecting #bottomnav{display:none}

/* ══ Detail Modal ══ */
.modal-overlay{position:fixed;inset:0;z-index:100;display:none;flex-direction:column}
.modal-overlay.open{display:flex;animation:mIn .25s ease}
@keyframes mIn{from{opacity:0}}

.detail-container{display:flex;flex-direction:column;height:100%;background:var(--bg-base);overflow:hidden}

.detail-topbar{display:flex;align-items:center;justify-content:space-between;padding:10px 10px;padding-top:calc(10px + var(--safe-t));position:absolute;top:0;left:0;right:0;z-index:10;background:linear-gradient(to bottom,rgba(0,0,0,.25),transparent);pointer-events:none}
.detail-topbar>*{pointer-events:auto}
.detail-topbar-right{display:flex;gap:5px}
.detail-counter{font-size:13px;font-weight:600;color:rgba(255,255,255,.7)}

.topbar-btn{display:flex;align-items:center;justify-content:center;width:38px;height:38px;border-radius:var(--r-md);color:#fff;background:rgba(0,0,0,.3);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);transition:all .15s}
.topbar-btn:active{background:rgba(0,0,0,.5);transform:scale(.9)}
.topbar-btn.danger-icon:active{background:rgba(192,80,80,.6)}

/* Star button states */
.star-btn.starred{color:var(--star);background:rgba(212,168,67,.25)}
.star-btn.starred svg{fill:var(--star)}

/* ══ Image Area + Swipe ══ */
.detail-image-area{flex-shrink:0;display:flex;align-items:center;justify-content:center;background:var(--bg-img);min-height:38vh;max-height:52vh;overflow:hidden;position:relative;touch-action:pan-y pinch-zoom}
#detail-image{max-width:100%;max-height:52vh;object-fit:contain;transition:transform .12s ease;will-change:transform}

/* Nav arrows */
.nav-arrow{position:absolute;top:50%;transform:translateY(-50%);width:44px;height:44px;display:flex;align-items:center;justify-content:center;border-radius:50%;color:rgba(255,255,255,.7);background:rgba(0,0,0,.15);backdrop-filter:blur(6px);transition:all .15s;z-index:3;opacity:0;pointer-events:none}
.nav-arrow.visible{opacity:1;pointer-events:auto}
.nav-arrow:active{background:rgba(0,0,0,.35);transform:translateY(-50%) scale(.9)}
.nav-arrow.left{left:10px}
.nav-arrow.right{right:10px}

/* ══ Sheet ══ */
.detail-sheet{flex:1;background:var(--bg-surface);border-top:1px solid var(--border);overflow:hidden;display:flex;flex-direction:column}
.handle-row{display:flex;justify-content:center;padding:10px 0 6px;flex-shrink:0}
.handle-bar{width:32px;height:4px;border-radius:2px;background:var(--border-hover)}
.sheet-scroll{flex:1;overflow-y:auto;padding:0 18px 36px}

.meta-sec{margin-bottom:22px}
.meta-sec h3{font-size:11px;font-weight:700;text-transform:uppercase;letter-spacing:.07em;color:var(--text-3);margin-bottom:8px}
.sec-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:8px}.sec-head h3{margin:0}
.meta-artists-list{display:flex;flex-wrap:wrap;gap:8px}

.code-block{font-family:var(--f-mono);font-size:12px;line-height:1.8;color:var(--text-2);background:var(--bg-base);border:1px solid var(--border);border-radius:var(--r-md);padding:12px;white-space:pre-wrap;word-break:break-word;max-height:160px;overflow-y:auto}
.tag-artist{color:var(--artist);font-weight:600;background:var(--artist-bg);padding:1px 4px;border-radius:3px}

.param-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:8px}
.param-item{background:var(--bg-base);border:1px solid var(--border);border-radius:var(--r-sm);padding:9px 10px}
.param-item .label{font-size:9px;font-weight:700;text-transform:uppercase;letter-spacing:.07em;color:var(--text-3)}
.param-item .value{font-family:var(--f-mono);font-size:12px;font-weight:500;color:var(--text-1);margin-top:3px;word-break:break-all}

.copy-btn{display:inline-flex;align-items:center;gap:4px;padding:4px 10px;font-size:11px;font-weight:600;color:var(--text-3);background:var(--bg-base);border:1px solid var(--border);border-radius:var(--r-sm);transition:all .15s}
.copy-btn:active,.copy-btn.copied{color:var(--sage-dark);border-color:var(--sage-border);background:var(--sage-bg)}

/* ══ Picker / Sort Sheets ══ */
.picker-dim{position:absolute;inset:0;background:var(--bg-overlay);animation:fadeIn .15s ease}
@keyframes fadeIn{from{opacity:0}}
.picker-sheet{position:absolute;bottom:0;left:0;right:0;z-index:2;background:var(--bg-surface);border-radius:var(--r-xl) var(--r-xl) 0 0;border:1px solid var(--border);border-bottom:none;padding:0 18px 18px;padding-bottom:calc(18px + var(--safe-b));max-height:65vh;overflow-y:auto;box-shadow:var(--sh-lg);animation:slideUp .3s cubic-bezier(.32,.72,0,1)}
@keyframes slideUp{from{transform:translateY(100%)}}
.picker-title{font-size:17px;font-weight:700;padding:4px 0 14px;color:var(--text-1)}
#group-picker-list,.smart-options{display:flex;flex-direction:column;gap:2px}
.picker-item{display:flex;align-items:center;gap:12px;padding:12px 10px;border-radius:var(--r-md);transition:all .12s;cursor:pointer}
.picker-item:active{background:var(--bg-hover);transform:scale(.98)}
.picker-item .folder-icon{width:38px;height:38px;display:flex;align-items:center;justify-content:center;background:var(--sage-bg);border:1px solid var(--sage-border);border-radius:var(--r-md);color:var(--sage);flex-shrink:0}
.picker-item .folder-name{font-size:15px;font-weight:500}
.picker-item .folder-desc{font-size:11px;color:var(--text-3);margin-top:1px}
.picker-item.remove-item .folder-icon{background:var(--danger-bg);border-color:rgba(192,80,80,.18);color:var(--danger)}

/* Sort active indicator */
.picker-item.sort-active .folder-name{color:var(--sage-dark);font-weight:700}
.picker-item.sort-active .folder-icon{background:var(--sage-bg-h);border-color:var(--sage)}

.picker-foot{display:flex;flex-direction:column;gap:8px;margin-top:14px;padding-top:14px;border-top:1px solid var(--border)}
.pick-btn{display:flex;align-items:center;justify-content:center;gap:6px;padding:13px;font-size:14px;font-weight:600;border-radius:var(--r-md);transition:all .15s}
.pick-btn.accent{color:#fff;background:var(--sage);box-shadow:0 2px 8px rgba(124,140,110,.2)}
.pick-btn.accent:active{background:var(--sage-dark);transform:scale(.98)}
.pick-btn.muted{color:var(--text-3);background:var(--bg-input)}
.pick-btn.muted:active{background:var(--bg-hover)}

/* ══ Toast ══ */
.toast{position:fixed;bottom:calc(var(--nav-h) + 20px + var(--safe-b));left:50%;transform:translateX(-50%) translateY(10px);padding:10px 22px;font-size:13px;font-weight:600;color:#fff;background:var(--sage-dark);border-radius:var(--r-full);box-shadow:var(--sh-md);opacity:0;pointer-events:none;transition:all .3s cubic-bezier(.32,.72,0,1);z-index:200;white-space:nowrap}
.toast.show{opacity:1;transform:translateX(-50%) translateY(0)}
.import-progress{position:fixed;left:18px;right:18px;bottom:calc(var(--nav-h) + 18px + var(--safe-b));z-index:210;padding:12px 14px;background:rgba(43,47,40,.94);color:#fff;border-radius:10px;box-shadow:var(--sh-lg);opacity:0;transform:translateY(10px);pointer-events:none;transition:all .2s ease}
.import-progress.show{opacity:1;transform:translateY(0)}
.import-progress-head{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:8px;font-size:12px;font-weight:800}
#import-progress-percent{font-size:11px;color:rgba(255,255,255,.78)}
.import-progress-track{height:5px;background:rgba(255,255,255,.18);border-radius:var(--r-full);overflow:hidden}
#import-progress-bar{height:100%;width:0;background:var(--sage-light);border-radius:var(--r-full);transition:width .16s ease}

/* ══ Artist Strings ══ */
.strings-list{display:grid;grid-template-columns:1fr;gap:12px;padding:12px 18px 4px}
.string-card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--r-lg);box-shadow:var(--sh-sm);padding:13px 14px 12px;min-width:0;animation:fadeUp .25s ease}
.string-head{display:flex;align-items:center;gap:6px;margin-bottom:10px}
.string-title{flex:1;min-width:0}
.string-title .name{font-size:15px;font-weight:700;color:var(--text-1);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.string-title .sub{font-size:11px;color:var(--text-3);margin-top:1px}
.str-more{width:32px;height:32px;flex-shrink:0}
.string-text{font-family:var(--f-mono);font-size:12px;line-height:1.7;color:var(--text-2);background:var(--bg-base);border:1px solid var(--border);border-radius:var(--r-md);padding:10px 12px;white-space:pre-wrap;word-break:break-all;cursor:pointer;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}
.string-text.expanded{display:block;-webkit-line-clamp:unset;max-height:none}
.string-thumbs{display:flex;gap:8px;margin-top:12px;overflow-x:auto;padding-bottom:2px;-webkit-overflow-scrolling:touch;scrollbar-width:none}
.string-thumbs::-webkit-scrollbar{display:none}
.str-thumb{width:84px;height:84px;flex-shrink:0;border-radius:var(--r-md);overflow:hidden;background:var(--bg-img);cursor:pointer}
.str-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .25s ease}
.str-thumb:active img{transform:scale(1.06)}
.str-add{width:84px;height:84px;flex-shrink:0;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:3px;font-size:11px;font-weight:600;color:var(--sage);background:var(--sage-bg);border:1.5px dashed var(--sage-border);border-radius:var(--r-md);transition:all .15s}
.str-add:active{background:var(--sage-bg-h);transform:scale(.96)}

/* ══ Wardrobe ══ */
.wardrobe-groups{padding:12px 18px 0;gap:8px;overflow-x:auto;flex-wrap:nowrap;-webkit-overflow-scrolling:touch;scrollbar-width:none}
.wardrobe-groups::-webkit-scrollbar{display:none}
.wardrobe-chip.active{color:#fff;background:var(--sage);border-color:var(--sage);box-shadow:0 3px 10px rgba(124,140,110,.18)}
.wardrobe-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px;padding:14px 14px 8px}
.wardrobe-folder-card .album-info .name{font-weight:700}
.wardrobe-folder-cover{background:linear-gradient(145deg,#e9e2d4,#f8f5ec 44%,#d9e1d5)}
.wardrobe-card{min-width:0;max-height:380px;overflow:hidden;background:#fdfcf8;border:1px solid rgba(45,44,37,.08);border-radius:8px;box-shadow:0 10px 28px rgba(42,43,34,.08);animation:fadeUp .25s ease}
.wardrobe-stage{position:relative;height:clamp(154px,44vw,240px);background:linear-gradient(145deg,#e9e2d4,#f8f5ec 44%,#d9e1d5);overflow:hidden;cursor:pointer}
.wardrobe-stage::after{content:"";position:absolute;left:0;right:0;bottom:0;height:45%;background:linear-gradient(to top,rgba(20,22,18,.62),transparent);pointer-events:none}
.wardrobe-stage.empty{display:flex;align-items:center;justify-content:center}
.wardrobe-hero{width:100%;height:100%;object-fit:cover;display:block;transition:transform .35s ease}
.wardrobe-card:active .wardrobe-hero{transform:scale(1.035)}
.wardrobe-empty-shot{display:flex;flex-direction:column;align-items:center;gap:8px;color:rgba(80,87,70,.72);font-size:12px;font-weight:800}
.wardrobe-group{position:absolute;left:8px;top:8px;z-index:2;max-width:calc(100% - 54px);padding:5px 9px;font-size:10px;font-weight:800;color:#fff;background:rgba(31,35,28,.52);border:1px solid rgba(255,255,255,.26);border-radius:var(--r-full);backdrop-filter:blur(10px);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.wardrobe-more{position:absolute;right:7px;top:7px;z-index:3;width:30px;height:30px;color:#fff;background:rgba(31,35,28,.44);backdrop-filter:blur(10px)}
.wardrobe-count{position:absolute;right:8px;bottom:8px;z-index:2;padding:4px 8px;font-size:10px;font-weight:800;color:#fff;background:rgba(31,35,28,.48);border-radius:var(--r-full);backdrop-filter:blur(10px)}
.wardrobe-info{display:grid;grid-template-columns:minmax(0,1fr) auto;align-items:end;column-gap:8px;padding:10px 10px 11px}
.wardrobe-name{grid-column:1/-1;font-size:14px;font-weight:850;color:var(--text-1);line-height:1.35;min-height:19px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.wardrobe-text{grid-column:1/-1;margin:5px 0 9px;font-family:var(--f-mono);font-size:10.5px;line-height:1.55;color:var(--text-3);white-space:pre-wrap;word-break:break-all;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.wardrobe-text.expanded{display:block;-webkit-line-clamp:unset;max-height:72px;overflow:auto}
.wardrobe-thumbs{display:flex;gap:6px;min-width:0;margin:0;overflow-x:auto;padding-bottom:1px;-webkit-overflow-scrolling:touch;scrollbar-width:none}
.wardrobe-thumbs::-webkit-scrollbar{display:none}
.wardrobe-thumb,.wardrobe-add-thumb{width:38px;height:38px;flex:0 0 38px;border-radius:6px;overflow:hidden}
.wardrobe-thumb{background:var(--bg-img)}
.wardrobe-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .2s ease}
.wardrobe-thumb:active img{transform:scale(1.06)}
.wardrobe-add-thumb{display:flex;align-items:center;justify-content:center;color:var(--sage);background:var(--sage-bg);border:1.5px dashed var(--sage-border)}
.wardrobe-add-thumb:active{background:var(--sage-bg-h);transform:scale(.96)}
.wardrobe-actions{display:flex;justify-content:flex-end;margin-bottom:1px}
.wardrobe-copy{height:28px;padding:0 10px;font-size:11px;background:transparent}

/* ══ Form Fields ══ */
.form-field{margin-bottom:14px}
.form-field label{display:block;font-size:11px;font-weight:700;text-transform:uppercase;letter-spacing:.07em;color:var(--text-3);margin-bottom:6px}
.form-field input,.form-field textarea{width:100%;padding:11px 13px;font-size:14px;color:var(--text-1);background:var(--bg-input);border:1px solid var(--border);border-radius:var(--r-md);outline:none;transition:all .2s;user-select:text;-webkit-user-select:text}
.form-field textarea{font-family:var(--f-mono);font-size:12.5px;line-height:1.7;resize:vertical;min-height:96px}
.form-field input:focus,.form-field textarea:focus{border-color:var(--sage-border);background:var(--bg-card);box-shadow:0 0 0 3px var(--sage-bg)}
.form-field input::placeholder,.form-field textarea::placeholder{color:var(--text-3)}

/* ══ String Lightbox ══ */
.lightbox-wrap{position:relative;flex:1;display:flex;align-items:center;justify-content:center;background:rgba(22,24,19,.97);overflow:hidden;touch-action:pan-y}
#lb-image{max-width:100%;max-height:100%;object-fit:contain}

/* Danger picker item */
.picker-item{text-align:left}
.picker-item.danger-item .folder-icon{background:var(--danger-bg);border-color:rgba(192,80,80,.18);color:var(--danger)}
.picker-item.danger-item .folder-name{color:var(--danger)}

/* ══ Responsive ══ */
/* 超小屏 */
@media(max-width:359px){
  #topbar-title{font-size:17px}
  .param-grid{grid-template-columns:repeat(2,1fr)}
  .nav-item span{font-size:9px}
}
/* 大手机横屏 / 小平板：在用户选择的列数基础上 +1 */
@media(min-width:600px){
  :root{--grid-cols:calc(var(--user-cols) + 1)}
}
@media(min-width:640px){
  .album-grid{grid-template-columns:repeat(3,1fr)}
}
/* 平板：内容限宽居中，底部弹层改为居中对话框 */
@media(min-width:768px){
  .image-grid{gap:4px;padding:4px}
  .view{max-width:1140px;margin:0 auto}
  .stats-container{max-width:760px;margin:0 auto}
  .search-wrap,.chip-list{max-width:760px;margin:0 auto}
  .picker-sheet{left:0;right:0;margin:0 auto;bottom:auto;top:50%;transform:translateY(-50%);width:min(450px,92vw);max-height:82vh;border-radius:var(--r-xl);border-bottom:1px solid var(--border);padding-bottom:20px;animation:popIn .22s cubic-bezier(.32,.72,0,1)}
  .picker-sheet .handle-row{display:none}
  .picker-title{padding-top:18px}
  .select-bar{left:0;right:0;margin:0 auto;width:min(600px,94vw);border:1px solid var(--border);border-bottom:none;border-radius:var(--r-xl) var(--r-xl) 0 0}
}
@keyframes popIn{from{opacity:0;transform:translateY(-50%) scale(.95)}}
/* 桌面：+2 列 */
@media(min-width:900px){
  :root{--grid-cols:calc(var(--user-cols) + 2)}
  .album-grid{grid-template-columns:repeat(4,1fr)}
  .strings-list{grid-template-columns:repeat(2,1fr);gap:14px}
}
/* 详情页左右分栏 */
@media(min-width:1024px){
  .detail-container{flex-direction:row}
  .detail-image-area{flex:1;min-height:unset;max-height:unset;height:100%}
  #detail-image{max-height:100vh}
  .detail-sheet{width:400px;flex-shrink:0;border-top:none;border-left:1px solid var(--border)}
}
/* PC：改成工作台布局，手机端保持底部导航 */
@media(min-width:1180px){
  :root{--top-h:64px;--grid-cols:calc(var(--user-cols) + 4)}
  body{background:#eef0ea}
  #app{display:grid;grid-template-columns:224px minmax(0,1fr);grid-template-rows:var(--top-h) minmax(0,1fr);height:100dvh}
  #topbar{grid-column:2;grid-row:1;min-height:var(--top-h);padding:0 30px;background:rgba(250,251,248,.92);backdrop-filter:blur(18px);-webkit-backdrop-filter:blur(18px)}
  #topbar-title{font-size:22px}
  #topbar-left{gap:8px}
  #topbar-right{gap:8px}
  .icon-btn{width:42px;height:42px;border-radius:8px}

  #bottomnav{grid-column:1;grid-row:1/3;display:flex;align-items:stretch;justify-content:flex-start;padding:18px 14px;background:#f8f9f5;border-right:1px solid var(--border);box-shadow:1px 0 0 rgba(255,255,255,.7);z-index:30}
  body.selecting #bottomnav{display:flex}
  .nav-pill{width:100%;height:100%;display:flex;flex-direction:column;gap:6px;padding:0;background:transparent;border:none;border-radius:0;box-shadow:none}
  .nav-pill::before{content:"NAI Archive";display:block;margin:4px 8px 18px;font-size:17px;font-weight:850;color:var(--sage-dark)}
  .nav-item{flex:0 0 auto;min-height:46px;flex-direction:row;justify-content:flex-start;gap:12px;padding:11px 12px;border-radius:8px;color:var(--text-2)}
  .nav-item span{font-size:14px;font-weight:800}
  .nav-item.active{color:#fff;background:var(--sage);box-shadow:0 8px 20px rgba(91,106,79,.18)}

  #content{grid-column:2;grid-row:2;min-width:0;background:linear-gradient(180deg,#f3f4f0 0,#eef0ea 100%)}
  .view{max-width:none;margin:0;min-height:100%;padding:0 30px 34px}
  .view.active{animation:none}
  #view-library.active,#view-wardrobe.active,#view-strings.active,#view-characters.active,#view-actions.active,#view-negatives.active,#view-settings.active{display:flex;flex-direction:column}

  .home-wrap{max-width:1320px;margin:0 auto;padding:28px 0 36px;display:grid;grid-template-columns:minmax(320px,410px) minmax(0,1fr);gap:18px 22px}
  .home-hero{min-height:230px;padding:26px;background:linear-gradient(145deg,#fbfbf5 0,#e3eadf 100%);align-items:flex-start}
  .home-hero h2{max-width:330px;font-size:31px;line-height:1.12}
  .home-import{width:56px;height:56px}
  .home-stats{grid-column:1;margin:0;grid-template-columns:1fr;gap:10px}
  .home-stat{display:flex;align-items:baseline;justify-content:space-between;padding:17px 18px}
  .home-stat strong{font-size:30px}
  .home-stat span{margin-top:0;font-size:12px}
  .home-entry-grid{grid-column:2;grid-row:1/3;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px;align-content:start}
  .home-entry{padding:16px;border-radius:8px;box-shadow:0 8px 24px rgba(42,43,34,.055)}
  .home-entry-wide{grid-column:1/-1}
  .home-preview-grid{height:170px;gap:8px}
  .home-fashion-preview,.home-prompt-preview{height:214px;min-height:214px}

  .album-actions{order:-1;align-self:flex-end;width:auto;min-width:360px;padding:20px 0 14px}
  .string-actions{align-self:flex-start;min-width:240px;padding:18px 0 0}
  .album-action-btn{border-radius:8px;padding:12px 18px;white-space:nowrap}
  .album-grid{grid-template-columns:repeat(auto-fill,minmax(190px,1fr));gap:18px;padding:0 0 28px}
  .album-card{border-radius:8px}
  .album-cover{aspect-ratio:4/3}
  .album-info{padding:12px 14px}

  .image-grid{grid-template-columns:repeat(auto-fill,minmax(126px,1fr));gap:7px;padding:0 0 34px}
  .grid-item{border-radius:7px}
  .grid-item .artist-badge{font-size:11px;padding:22px 9px 7px}

  .prompt-tabs{width:min(620px,100%);padding:20px 0 0;gap:8px}
  .prompt-tab{flex:0 0 auto;min-width:116px;padding:10px 16px}
  .strings-list{grid-template-columns:repeat(auto-fill,minmax(360px,1fr));gap:16px;padding:14px 0 34px}
  .string-card{border-radius:8px;padding:16px}
  .string-text{min-height:104px}
  .str-thumb,.str-add{width:78px;height:78px;flex-basis:78px}

  .wardrobe-groups{padding:14px 0 0;flex-wrap:wrap;overflow:visible}
  .wardrobe-grid{grid-template-columns:repeat(auto-fill,minmax(230px,1fr));gap:18px;padding:14px 0 34px}
  .wardrobe-card{border-radius:8px;max-height:360px}
  .wardrobe-stage{height:230px}

  .search-wrap{max-width:none;padding:22px 0 0}
  .search-bar{width:min(680px,100%);border-radius:8px}
  .chip-list{max-width:none;padding:14px 0}
  .filter-row{padding:16px 0 12px}
  .settings-wrap{width:min(820px,100%);padding:26px 0 36px}
  .settings-card{padding:24px;border-radius:8px}
  .settings-actions{max-width:520px}
  .settings-note{border-radius:8px}
  .empty-state{min-height:360px}

  .import-fab{right:32px;bottom:30px;width:60px;height:60px}
  .toast{left:calc(224px + (100vw - 224px)/2);bottom:30px}
  .import-progress{left:auto;right:32px;bottom:30px;width:360px}
  .select-bar{left:calc(224px + (100vw - 224px)/2);right:auto;bottom:22px;width:min(680px,calc(100vw - 284px));transform:translateX(-50%);border:1px solid var(--border);border-radius:12px;padding:0 16px 14px;box-shadow:0 16px 44px rgba(42,43,34,.16)}
  .select-bar.show{display:flex}
  .select-actions{padding-bottom:0}
}
/* 宽屏：+3 列 */
@media(min-width:1280px){
  :root{--grid-cols:calc(var(--user-cols) + 5)}
  .album-grid{grid-template-columns:repeat(5,1fr)}
}
/* 鼠标设备的 hover 反馈（触屏不受影响） */
@media(hover:hover) and (pointer:fine){
  .icon-btn:hover{background:var(--bg-hover);color:var(--sage-dark)}
  .import-fab:hover{background:var(--sage-dark);transform:translateY(-1px)}
  .grid-item:hover img{transform:scale(1.05)}
  .album-card:hover{transform:translateY(-2px);box-shadow:var(--sh-md);border-color:var(--border-hover)}
  .chip:hover{background:rgba(107,124,63,.18)}
  .filter-chip:hover{border-color:var(--border-hover);color:var(--text-2)}
  .filter-chip.active:hover{color:var(--star)}
  .nav-item:hover{color:var(--sage-dark)}
  .picker-item:hover{background:var(--bg-hover)}
  .copy-btn:hover{color:var(--sage-dark);border-color:var(--sage-border);background:var(--sage-bg)}
  .album-action-btn:hover{background:var(--sage-bg-h)}
  .sel-btn:hover{background:var(--sage-bg)}
  .sel-btn.muted:hover{background:var(--bg-hover)}
  .sel-action:hover{border-color:var(--border-hover);background:var(--bg-hover)}
  .sel-action.accent:hover{background:var(--sage-dark);border-color:var(--sage-dark)}
  .sel-action.danger:hover{background:var(--danger-bg);border-color:var(--danger)}
  .pick-btn.accent:hover{background:var(--sage-dark)}
  .pick-btn.muted:hover{background:var(--bg-hover)}
  .topbar-btn:hover{background:rgba(0,0,0,.5)}
  .nav-arrow.visible:hover{background:rgba(0,0,0,.35);color:#fff}
  .str-add:hover{background:var(--sage-bg-h)}
  .str-thumb:hover img{transform:scale(1.06)}
  #search-clear:hover{color:var(--text-1)}
}