/* ===== RESET ===== */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
:root{
  --bg:#0a0b14;--surface:rgba(15,17,30,0.9);--card:rgba(22,25,48,0.72);--card-h:rgba(30,34,65,0.85);
  --border:rgba(99,102,241,0.18);--border-b:rgba(139,92,246,0.4);
  --purple:#7c3aed;--blue:#2563eb;--violet:#a78bfa;--indigo:#6366f1;--green:#10b981;
  --t1:#f1f5f9;--t2:#94a3b8;--tm:#475569;
  --r-sm:8px;--r-md:14px;--r-lg:20px;--r-xl:28px;
  --shadow:0 8px 32px rgba(0,0,0,.45),0 0 0 1px var(--border);
  --glow:0 0 40px rgba(124,58,237,.18);
  --ease:all .22s cubic-bezier(.4,0,.2,1);
}
html{scroll-behavior:smooth}
body{font-family:'Outfit',sans-serif;background:var(--bg);color:var(--t1);min-height:100vh;overflow-x:hidden;line-height:1.6}

/* BLOBS */
.bg-blob{position:fixed;border-radius:50%;filter:blur(80px);opacity:.18;pointer-events:none;z-index:0;animation:blobF 12s ease-in-out infinite}
.blob-1{width:500px;height:500px;background:radial-gradient(circle,#7c3aed,transparent);top:-150px;left:-100px;animation-delay:0s}
.blob-2{width:400px;height:400px;background:radial-gradient(circle,#2563eb,transparent);bottom:-100px;right:-100px;animation-delay:4s}
.blob-3{width:300px;height:300px;background:radial-gradient(circle,#6366f1,transparent);top:calc(50% - 150px);left:calc(50% - 150px);animation-delay:8s}
@keyframes blobF{0%,100%{transform:translate(0,0) scale(1)}33%{transform:translate(20px,-20px) scale(1.05)}66%{transform:translate(-15px,15px) scale(.95)}}

/* WRAPPER */
.app-wrapper{position:relative;z-index:1;max-width:1240px;margin:0 auto;padding:24px 20px 60px;width:100%}
body{overflow-x:hidden}

/* HEADER */
.app-header{text-align:center;padding:32px 0 40px}
.logo{display:inline-flex;align-items:center;gap:12px;margin-bottom:10px}
.logo-icon svg{width:40px;height:40px;filter:drop-shadow(0 0 16px rgba(124,58,237,.5))}
.logo-text{font-size:2rem;font-weight:800;background:linear-gradient(135deg,#a78bfa,#60a5fa);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;letter-spacing:-.5px}
.header-tagline{color:var(--t2);font-size:.95rem}

/* UPLOAD */
.upload-section{margin-bottom:28px}
.upload-zone{background:var(--card);border:2px dashed var(--border-b);border-radius:var(--r-xl);padding:60px 40px;text-align:center;cursor:pointer;transition:var(--ease);backdrop-filter:blur(16px);box-shadow:var(--shadow),var(--glow);position:relative;overflow:hidden}
.upload-zone::before{content:'';position:absolute;inset:0;background:radial-gradient(ellipse at center,rgba(124,58,237,.06) 0%,transparent 70%);pointer-events:none}
.upload-zone:hover,.upload-zone.drag-over{border-color:var(--violet);background:var(--card-h);box-shadow:var(--shadow),0 0 60px rgba(124,58,237,.28);transform:translateY(-2px)}
.upload-zone:hover .upload-icon,.upload-zone.drag-over .upload-icon{transform:translateY(-6px) scale(1.06)}
.upload-icon-wrap{margin-bottom:16px}
.upload-icon{width:80px;height:80px;transition:transform .35s cubic-bezier(.34,1.56,.64,1)}
.upload-title{font-size:1.4rem;font-weight:700;margin-bottom:6px}
.upload-subtitle{color:var(--t2);font-size:.9rem;margin-bottom:16px}
.upload-formats{display:flex;gap:8px;justify-content:center;flex-wrap:wrap}
.format-badge{background:rgba(99,102,241,.12);border:1px solid rgba(99,102,241,.25);color:var(--violet);padding:3px 12px;border-radius:100px;font-size:.75rem;font-weight:600;letter-spacing:.5px}

/* INFO BAR */
.image-info-bar{display:flex;align-items:center;gap:16px;background:var(--card);border-radius:var(--r-md);padding:14px 18px;margin-bottom:16px;border:1px solid var(--border);backdrop-filter:blur(16px);flex-wrap:wrap}
.image-thumb{width:52px;height:52px;object-fit:cover;border-radius:var(--r-sm);border:1px solid var(--border);flex-shrink:0}
.image-info-details{display:flex;gap:20px;flex:1;flex-wrap:wrap}
.info-item{display:flex;flex-direction:column;gap:2px}
.info-label{font-size:.7rem;color:var(--tm);text-transform:uppercase;letter-spacing:.8px;font-weight:600}
.info-value{font-size:.85rem;color:var(--t1);font-weight:500;max-width:180px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}

/* TABS */
.mode-tabs{display:flex;gap:8px;margin-bottom:18px;background:var(--card);border-radius:var(--r-md);padding:6px;border:1px solid var(--border);backdrop-filter:blur(16px)}
.mode-tab{flex:1;display:flex;align-items:center;justify-content:center;gap:8px;padding:12px 16px;border-radius:var(--r-sm);border:none;background:transparent;color:var(--t2);font-family:'Outfit',sans-serif;font-size:.93rem;font-weight:600;cursor:pointer;transition:var(--ease)}
.mode-tab:hover{color:var(--t1);background:rgba(99,102,241,.1)}
.mode-tab.active{background:linear-gradient(135deg,var(--purple),var(--blue));color:#fff;box-shadow:0 4px 16px rgba(124,58,237,.4)}

/* PANELS */
.mode-panel{display:none}.mode-panel.active{display:block;animation:fadeUp .3s ease}
@keyframes fadeUp{from{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}
.panel-content{display:grid;grid-template-columns:minmax(0,660px) 1fr;gap:20px}

/* CONTROL CARD */
.controls-column{display:flex;flex-direction:column;gap:14px}
.cards-pair-row{display:grid;grid-template-columns:1fr 1fr;gap:14px;align-items:start;width:100%}
.control-card{background:var(--card);border:1px solid var(--border);border-radius:var(--r-lg);padding:20px 22px;backdrop-filter:blur(16px);box-shadow:var(--shadow)}
.control-card-title{display:flex;align-items:center;gap:8px;font-size:1rem;font-weight:700;color:var(--t1);margin-bottom:16px}

/* FORM */
.form-group{margin-bottom:16px}
.form-group label{display:block;font-size:.75rem;font-weight:700;color:var(--t2);margin-bottom:7px;text-transform:uppercase;letter-spacing:.6px}
.input-with-unit{display:flex;align-items:stretch}
.form-input{flex:1;background:rgba(10,11,20,.6);border:1px solid var(--border);border-right:none;border-radius:var(--r-sm) 0 0 var(--r-sm);color:var(--t1);font-family:'Plus Jakarta Sans',sans-serif;font-size:.95rem;padding:9px 12px;outline:none;transition:var(--ease)}
.form-input:focus{border-color:var(--indigo);box-shadow:0 0 0 3px rgba(99,102,241,.15)}
.form-input::placeholder{color:var(--tm);font-size:.82rem}
.input-unit{background:rgba(99,102,241,.14);border:1px solid var(--border);border-radius:0 var(--r-sm) var(--r-sm) 0;padding:9px 12px;color:var(--violet);font-size:.82rem;font-weight:700;display:flex;align-items:center;white-space:nowrap}
.select-wrapper{position:relative}
.form-select{width:100%;appearance:none;background:rgba(10,11,20,.6);border:1px solid var(--border);border-radius:var(--r-sm);color:var(--t1);font-family:'Outfit',sans-serif;font-size:.9rem;padding:9px 38px 9px 12px;outline:none;cursor:pointer;transition:var(--ease)}
.form-select:focus{border-color:var(--indigo);box-shadow:0 0 0 3px rgba(99,102,241,.15)}
.select-arrow{position:absolute;right:10px;top:50%;transform:translateY(-50%);width:16px;height:16px;color:var(--tm);pointer-events:none}

/* DIMENSION INPUTS */
.dimension-inputs{display:flex;align-items:flex-end;gap:10px;margin-bottom:16px}
.aspect-link-wrap{display:flex;flex-direction:column;align-items:center;gap:4px;flex-shrink:0}
.aspect-lock-btn{width:42px;height:42px;background:rgba(99,102,241,.1);border:1px solid var(--border);border-radius:var(--r-sm);cursor:pointer;display:flex;align-items:center;justify-content:center;transition:var(--ease);color:var(--t2)}
.aspect-lock-btn:hover{background:rgba(99,102,241,.22);border-color:var(--indigo);color:var(--violet)}
.aspect-lock-btn.locked{background:rgba(124,58,237,.2);border-color:var(--purple);color:var(--violet)}
.aspect-link-label{font-size:.6rem;font-weight:700;color:var(--violet);text-transform:uppercase;letter-spacing:.5px;opacity:.85}

/* SOCIAL PRESETS */
.preset-grid-social{display:grid;grid-template-columns:repeat(3,1fr);gap:7px}
.cards-pair-row .preset-grid-social{grid-template-columns:repeat(2,1fr)}
.preset-btn-social{background:rgba(99,102,241,.08);border:1px solid var(--border);border-radius:var(--r-sm);color:var(--t2);font-family:'Outfit',sans-serif;font-size:.72rem;padding:8px 6px;cursor:pointer;transition:var(--ease);display:flex;flex-direction:column;align-items:center;gap:2px}
.preset-btn-social:hover{background:rgba(99,102,241,.2);border-color:var(--indigo);color:var(--t1)}
.preset-btn-social .dim{font-size:.62rem;color:var(--tm)}

/* KB PRESETS / COMPRESS CARD */
.optional-badge{font-size:.6rem;font-weight:700;letter-spacing:.6px;text-transform:uppercase;background:rgba(99,102,241,.15);color:var(--violet);border:1px solid rgba(99,102,241,.25);border-radius:100px;padding:2px 8px;margin-left:4px;vertical-align:middle}
.compress-card{display:flex;flex-direction:column}
.compress-divider{height:1px;background:var(--border);margin:4px 0 16px;border-radius:1px}
.kb-presets{display:flex;gap:6px;flex-wrap:wrap}
.kb-presets .kb-preset{flex:1;min-width:0;text-align:center}
.kb-preset{background:rgba(99,102,241,.08);border:1px solid var(--border);border-radius:6px;color:var(--t2);font-family:'Outfit',sans-serif;font-size:.78rem;font-weight:600;padding:7px 8px;cursor:pointer;transition:var(--ease)}
.kb-preset:hover{background:rgba(99,102,241,.2);color:var(--t1);border-color:var(--indigo)}
.kb-preset.active{background:rgba(124,58,237,.25);color:var(--violet);border-color:var(--purple)}

/* BUTTONS */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:11px 20px;border-radius:var(--r-sm);font-family:'Outfit',sans-serif;font-size:.92rem;font-weight:600;border:none;cursor:pointer;transition:var(--ease)}
.btn-icon{width:17px;height:17px}
.btn-sm{padding:8px 13px;font-size:.8rem}
.btn-primary{background:linear-gradient(135deg,var(--purple),var(--blue));color:#fff;box-shadow:0 4px 20px rgba(124,58,237,.35);width:100%}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 8px 28px rgba(124,58,237,.5)}
.btn-primary.flex-1{width:auto;flex:1}
.btn-success{background:linear-gradient(135deg,#059669,#10b981);color:#fff;box-shadow:0 4px 20px rgba(16,185,129,.3)}
.btn-success:hover{transform:translateY(-2px);box-shadow:0 8px 28px rgba(16,185,129,.45)}
.btn-success:disabled{opacity:.4;cursor:not-allowed;transform:none;box-shadow:none}
.btn-ghost{background:rgba(99,102,241,.08);border:1px solid var(--border);color:var(--t2);padding:9px 16px}
.btn-ghost:hover{background:rgba(99,102,241,.18);border-color:var(--indigo);color:var(--t1)}
.change-image-btn{flex-shrink:0}
.reset-btn{width:100%;margin-top:10px}

/* ACTION ROW */
.action-row{display:flex;gap:10px;align-items:stretch}
.canvas-action-row{margin-top:4px;width:100%}
.canvas-action-row .btn-primary{flex:1}

/* RESULT CARD */
.result-card{background:rgba(16,185,129,.05);border:1px solid rgba(16,185,129,.2);border-radius:var(--r-lg);padding:18px;backdrop-filter:blur(16px);animation:fadeUp .35s ease}
.result-header{display:flex;align-items:center;gap:10px;margin-bottom:14px}
.result-icon{width:26px;height:26px}
.result-title{font-size:.95rem;font-weight:700}
.result-stats{display:flex;align-items:center;gap:10px;margin-bottom:12px;flex-wrap:wrap}
.stat-item{flex:1;min-width:80px;background:rgba(0,0,0,.2);border-radius:var(--r-sm);padding:9px 12px;text-align:center}
.stat-label{display:block;font-size:.68rem;color:var(--tm);text-transform:uppercase;letter-spacing:.6px;margin-bottom:3px}
.stat-value{font-size:1rem;font-weight:700;font-family:'Plus Jakarta Sans',sans-serif}
.stat-value.accent{color:var(--green)}
.stat-arrow{color:var(--tm);font-size:1.1rem}
.saving-bar-wrap{margin-top:4px}
.saving-bar-label{display:flex;justify-content:space-between;font-size:.78rem;color:var(--t2);margin-bottom:6px}
.saving-bar-track{height:5px;background:rgba(255,255,255,.07);border-radius:100px;overflow:hidden}
.saving-bar-fill{height:100%;background:linear-gradient(90deg,#059669,#10b981);border-radius:100px;transition:width .6s cubic-bezier(.4,0,.2,1);width:0}

/* CANVAS EDITOR */
.preview-column{display:flex;flex-direction:column}
.canvas-editor-card{background:var(--card);border:1px solid var(--border);border-radius:var(--r-lg);padding:18px;backdrop-filter:blur(16px);box-shadow:var(--shadow);display:flex;flex-direction:column;gap:12px;flex:1}
.canvas-editor-header{display:flex;align-items:center;justify-content:space-between}
.preview-label{font-size:.72rem;font-weight:700;color:var(--tm);text-transform:uppercase;letter-spacing:.8px}
.canvas-hint{font-size:.73rem;color:var(--tm);font-style:italic}
.canvas-stage{background:repeating-conic-gradient(rgba(255,255,255,.04) 0% 25%,transparent 0% 50%) 0 0/20px 20px;border-radius:var(--r-md);overflow:hidden;min-height:320px;display:flex;align-items:center;justify-content:center;position:relative;cursor:crosshair}
.canvas-viewport{position:relative;display:flex;align-items:center;justify-content:center;width:100%;min-height:320px}
#pixel-canvas{display:block;cursor:grab;touch-action:none;border-radius:2px}
#pixel-canvas:active{cursor:grabbing}
.canvas-border-overlay{position:absolute;pointer-events:none;border:2px solid rgba(20,20,35,.85);box-shadow:0 0 0 1px rgba(139,92,246,.35),inset 0 0 0 1px rgba(139,92,246,.2),0 4px 24px rgba(0,0,0,.5);border-radius:2px}
.canvas-border-overlay::before,.canvas-border-overlay::after{content:'';position:absolute;width:14px;height:14px;border-color:var(--violet);border-style:solid;border-width:0}
.canvas-border-overlay::before{top:-2px;left:-2px;border-top-width:2px;border-left-width:2px;border-radius:2px 0 0 0}
.canvas-border-overlay::after{bottom:-2px;right:-2px;border-bottom-width:2px;border-right-width:2px;border-radius:0 0 2px 0}
.zoom-controls{display:flex;align-items:center;gap:10px;background:rgba(0,0,0,.2);border-radius:var(--r-sm);padding:8px 12px}
.zoom-icon{width:16px;height:16px;color:var(--tm);flex-shrink:0}
.zoom-slider{flex:1;appearance:none;height:4px;background:linear-gradient(90deg,var(--purple) var(--val,50%),rgba(255,255,255,.1) var(--val,50%));border-radius:100px;outline:none;cursor:pointer}
.zoom-slider::-webkit-slider-thumb{appearance:none;width:16px;height:16px;background:#fff;border-radius:50%;box-shadow:0 2px 8px rgba(0,0,0,.4),0 0 0 3px rgba(124,58,237,.4);cursor:grab;transition:transform .15s}
.zoom-slider::-webkit-slider-thumb:active{cursor:grabbing;transform:scale(1.2)}
.zoom-value{font-size:.78rem;font-weight:700;color:var(--violet);min-width:40px;text-align:right;font-family:'Plus Jakarta Sans',sans-serif}
.canvas-actions{display:flex;gap:8px;flex-wrap:wrap}

/* ENHANCER */
.slider-row{margin-bottom:14px}
.slider-label{display:flex;justify-content:space-between;align-items:center;margin-bottom:7px}
.slider-label span:first-child{font-size:.78rem;font-weight:600;color:var(--t2);text-transform:uppercase;letter-spacing:.5px}
.slider-val{font-size:.78rem;font-weight:700;color:var(--violet);font-family:'Plus Jakarta Sans',sans-serif;background:rgba(124,58,237,.12);padding:2px 8px;border-radius:100px}
.enhance-slider{width:100%;appearance:none;height:4px;background:linear-gradient(90deg,var(--purple) var(--val,50%),rgba(255,255,255,.1) var(--val,50%));border-radius:100px;outline:none;cursor:pointer}
.enhance-slider::-webkit-slider-thumb{appearance:none;width:16px;height:16px;background:#fff;border-radius:50%;box-shadow:0 2px 8px rgba(0,0,0,.35),0 0 0 3px rgba(124,58,237,.35);cursor:grab;transition:transform .15s}
.enhance-slider::-webkit-slider-thumb:active{transform:scale(1.25)}

/* FILTER PRESETS */
.filter-presets-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:8px;margin-bottom:6px}
.filter-preset{background:rgba(99,102,241,.06);border:1.5px solid var(--border);border-radius:10px;padding:6px 4px;cursor:pointer;display:flex;flex-direction:column;align-items:center;gap:5px;transition:var(--ease);font-family:'Outfit',sans-serif;font-size:.7rem;font-weight:600;color:var(--t2)}
.filter-preset:hover{border-color:var(--indigo);background:rgba(99,102,241,.15);color:var(--t1)}
.filter-preset.active{border-color:var(--violet);background:rgba(124,58,237,.2);color:var(--violet)}
.filter-thumb-wrap{width:100%;aspect-ratio:1;border-radius:7px;overflow:hidden;background:#0a0b14}
.filter-thumb{width:100%;height:100%;display:block;object-fit:cover}

/* ENHANCE PREVIEW */
.enhance-preview-wrap{flex:1;min-height:340px;background:repeating-conic-gradient(rgba(255,255,255,.04) 0% 25%,transparent 0% 50%) 0 0/20px 20px;border-radius:var(--r-md);overflow:hidden;display:flex;align-items:center;justify-content:center}
#enhance-canvas{max-width:100%;max-height:480px;display:block}
.enhance-compare{display:flex;align-items:center;gap:10px;font-size:.82rem;color:var(--t2);margin-top:2px}
.compare-toggle{display:flex;align-items:center;gap:10px;cursor:pointer;user-select:none}
.compare-toggle input{display:none}
.compare-track{width:38px;height:21px;background:rgba(255,255,255,.1);border-radius:100px;position:relative;transition:background .2s}
.compare-toggle input:checked ~ .compare-track{background:var(--purple)}
.compare-thumb{position:absolute;width:17px;height:17px;background:#fff;border-radius:50%;top:2px;left:2px;transition:left .2s;box-shadow:0 1px 4px rgba(0,0,0,.3)}
.compare-toggle input:checked ~ .compare-track .compare-thumb{left:19px}

/* LOADING */
.loading-overlay{position:fixed;inset:0;z-index:1000;background:rgba(10,11,20,.8);backdrop-filter:blur(8px);display:flex;align-items:center;justify-content:center}
.loading-content{text-align:center}
.loading-spinner{width:52px;height:52px;margin:0 auto 14px;border-radius:50%;border:3px solid rgba(124,58,237,.15);border-top-color:var(--violet);animation:spin .9s linear infinite}
.loading-text{color:var(--t2);font-size:.92rem;font-weight:500}
@keyframes spin{to{transform:rotate(360deg)}}

/* FOOTER */
.app-footer{text-align:center;margin-top:40px;color:var(--tm);font-size:.83rem}
.app-footer strong{color:var(--t2)}

/* UTILS */
.hidden{display:none!important}
.flex-1{flex:1}




/* ===== LIGHT THEME ===== */
body.light-theme {
  --bg: #f8fafc;
  --surface: rgba(255, 255, 255, 0.9);
  --card: rgba(241, 245, 249, 0.85);
  --card-h: rgba(226, 232, 240, 0.95);
  --border: rgba(99, 102, 241, 0.12);
  --border-b: rgba(124, 58, 237, 0.3);
  --t1: #0f172a;
  --t2: #475569;
  --tm: #64748b;
  --shadow: 0 8px 32px rgba(99, 102, 241, 0.08), 0 0 0 1px var(--border);
  --glow: 0 0 40px rgba(124, 58, 237, 0.05);
}
body.light-theme .compare-track {
  background: rgba(15, 17, 30, 0.1);
}
body.light-theme .upload-zone::before {
  background: radial-gradient(ellipse at center, rgba(124, 58, 237, 0.03) 0%, transparent 70%);
}
body.light-theme .loading-overlay {
  background: rgba(248, 250, 252, 0.85);
}

/* Smooth Transitions */
body, main, header, footer, .control-card, .canvas-editor-card, .mode-tab, .upload-zone, .btn, .form-input, .form-select, .image-info-bar, .main-nav-tabs, .nav-tab {
  transition: background-color 0.3s ease, border-color 0.3s ease, color 0.3s ease, box-shadow 0.3s ease, transform 0.3s ease;
}

/* Theme Toggle Button */
.header-top {
  display: flex;
  justify-content: space-between;
  align-items: center;
  max-width: 500px;
  margin: 0 auto 10px;
}
.app-header .logo {
  margin-bottom: 0;
}
.theme-toggle {
  background: var(--card);
  border: 1px solid var(--border);
  color: var(--t1);
  width: 40px;
  height: 40px;
  border-radius: var(--r-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: var(--ease);
}
.theme-toggle:hover {
  background: var(--card-h);
  border-color: var(--violet);
  transform: scale(1.05);
}
.theme-toggle svg {
  width: 20px;
  height: 20px;
}

/* Main Navigation Tabs */
.main-nav-tabs {
  display: flex;
  justify-content: center;
  gap: 16px;
  margin-bottom: 32px;
  border-bottom: 1px solid var(--border);
  padding-bottom: 1px;
}
.nav-tab {
  background: transparent;
  border: none;
  border-bottom: 3px solid transparent;
  color: var(--t2);
  padding: 12px 24px;
  font-family: 'Outfit', sans-serif;
  font-size: 1.05rem;
  font-weight: 600;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 8px;
  transition: var(--ease);
}
.nav-tab:hover {
  color: var(--t1);
}
.nav-tab.active {
  color: var(--violet);
  border-bottom-color: var(--purple);
}

/* Batch Queue List */
.batch-queue-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
  max-height: 420px;
  overflow-y: auto;
  padding-right: 4px;
}
.batch-queue-list::-webkit-scrollbar {
  width: 6px;
}
.batch-queue-list::-webkit-scrollbar-track {
  background: transparent;
}
.batch-queue-list::-webkit-scrollbar-thumb {
  background: var(--border);
  border-radius: 10px;
}
.batch-item {
  display: flex;
  align-items: center;
  gap: 14px;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--border);
  border-radius: var(--r-sm);
  padding: 8px 12px;
  transition: var(--ease);
}
.batch-item:hover {
  background: rgba(255, 255, 255, 0.06);
}
.batch-item-thumb {
  width: 44px;
  height: 44px;
  object-fit: cover;
  border-radius: 6px;
  border: 1px solid var(--border);
}
.batch-item-info {
  flex: 1;
  min-width: 0;
}
.batch-item-name {
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--t1);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.batch-item-meta {
  font-size: 0.75rem;
  color: var(--t2);
  display: flex;
  gap: 10px;
}
.batch-item-status {
  font-size: 0.72rem;
  padding: 2px 6px;
  border-radius: 4px;
  font-weight: 600;
}
.status-pending { background: rgba(99, 102, 241, 0.15); color: var(--violet); }
.status-processing { background: rgba(245, 158, 11, 0.15); color: #fbbf24; }
.status-success { background: rgba(16, 185, 129, 0.15); color: var(--green); }
.status-error { background: rgba(239, 68, 68, 0.15); color: #f87171; }

.batch-item-remove {
  background: transparent;
  border: none;
  color: var(--t2);
  cursor: pointer;
  padding: 4px;
  border-radius: 4px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--ease);
}
.batch-item-remove:hover {
  color: #ef4444;
  background: rgba(239, 68, 68, 0.1);
}

/* ===== RESPONSIVE ===== */

/* -- Tablet Wide (≤1100px) -- */
@media(max-width:1100px){
  .panel-content{grid-template-columns:1fr;gap:16px}
  .cards-pair-row{grid-template-columns:1fr 1fr}
  .controls-column{order:1}
  .preview-column{order:2}
  .canvas-stage{min-height:260px}
  .canvas-viewport{min-height:260px}
  .canvas-action-row{margin-top:8px}
}

/* -- Tablet (≤768px) -- */
@media(max-width:768px){
  .app-wrapper{padding:16px 14px 48px}
  .app-header{padding:20px 0 28px}
  .logo-text{font-size:1.6rem}
  .header-top{max-width:none}

  .main-nav-tabs{gap:8px;margin-bottom:20px}
  .nav-tab{font-size:.9rem;padding:10px 16px;gap:6px}

  .upload-zone{padding:40px 24px}

  /* Editor info bar */
  .image-info-bar{flex-wrap:wrap;gap:10px}
  .image-info-details{gap:12px}
  .change-image-btn{width:100%}

  /* Mode tabs */
  .mode-tabs{gap:6px;padding:5px}
  .mode-tab{padding:10px 12px;font-size:.85rem;gap:6px}

  /* Panel layout — controls first, canvas last */
  .panel-content{grid-template-columns:1fr;gap:14px}
  .controls-column{order:1}
  .preview-column{order:2}

  /* Cards: single column so nothing gets cut off */
  .cards-pair-row{grid-template-columns:1fr;gap:10px}
  .control-card{padding:16px 18px}

  /* Canvas */
  .canvas-stage{min-height:220px}
  .canvas-viewport{min-height:220px}
  .canvas-actions{flex-wrap:wrap;gap:6px}
  .canvas-actions .btn{font-size:.75rem;padding:7px 10px}

  /* Buttons below canvas */
  .canvas-action-row{margin-top:6px}
  .canvas-action-row .btn-primary,.canvas-action-row .btn-success{flex:1;justify-content:center}

  /* Result stats */
  .result-stats{gap:6px}
  .stat-item{padding:7px 10px}

  /* Filter presets */
  .filter-presets-grid{grid-template-columns:repeat(4,1fr)}
}

/* -- Mobile (≤480px) -- */
@media(max-width:480px){
  .app-wrapper{padding:12px 10px 40px}
  .app-header{padding:16px 0 22px}
  .logo-text{font-size:1.35rem}
  .header-top{max-width:none;gap:8px}

  .main-nav-tabs{gap:4px;margin-bottom:16px}
  .nav-tab{font-size:.8rem;padding:9px 10px;gap:4px}
  .nav-tab svg{display:none}

  .upload-zone{padding:32px 16px;border-radius:var(--r-lg)}
  .upload-title{font-size:1.1rem}
  .upload-subtitle{font-size:.82rem}
  .upload-icon{width:60px;height:60px}

  /* Info bar — fully stacked */
  .image-info-bar{flex-direction:column;align-items:stretch;gap:8px;padding:12px 14px}
  .image-info-details{flex-direction:row;flex-wrap:wrap;gap:8px 16px}
  .info-item{min-width:calc(50% - 8px)}
  .change-image-btn{width:100%;justify-content:center}

  /* Mode tabs */
  .mode-tabs{gap:4px;padding:4px}
  .mode-tab{padding:9px 8px;font-size:.78rem;gap:5px}
  .mode-tab svg{width:15px;height:15px}

  /* All cards single column */
  .cards-pair-row{grid-template-columns:1fr;gap:10px}
  .control-card{padding:14px 16px;border-radius:var(--r-md)}
  .control-card-title{font-size:.9rem;margin-bottom:12px}

  /* Dimension inputs — stack */
  .dimension-inputs{flex-direction:column;gap:8px}
  .aspect-link-wrap{flex-direction:row;gap:8px;width:100%;justify-content:center;padding:4px 0}
  .aspect-lock-btn{width:44px;height:38px}

  /* KB presets — equal width */
  .kb-presets{gap:5px}
  .kb-preset{font-size:.75rem;padding:6px 4px}

  /* Social presets */
  .preset-grid-social{grid-template-columns:repeat(2,1fr)}
  .cards-pair-row .preset-grid-social{grid-template-columns:repeat(2,1fr)}

  /* Canvas */
  .canvas-stage{min-height:200px}
  .canvas-viewport{min-height:200px}
  .canvas-editor-card{padding:12px 14px}
  .canvas-actions{flex-wrap:wrap;gap:5px}
  .canvas-actions .btn{font-size:.72rem;padding:6px 8px}
  .zoom-controls{padding:6px 10px;gap:8px}
  .zoom-value{font-size:.72rem;min-width:34px}

  /* Action buttons below canvas — full width stack */
  .canvas-action-row{flex-direction:column;gap:8px;margin-top:8px}
  .canvas-action-row .btn-primary,
  .canvas-action-row .btn-success{width:100%;flex:unset;justify-content:center}

  /* Result card */
  .result-card{padding:14px 16px;border-radius:var(--r-md)}
  .result-stats{flex-wrap:wrap;gap:6px}
  .stat-item{flex:1;min-width:calc(50% - 6px)}
  .stat-arrow{display:none}

  /* Enhancer */
  .filter-presets-grid{grid-template-columns:repeat(4,1fr);gap:6px}
  .filter-preset{padding:5px 3px;font-size:.65rem}
  .enhance-preview-wrap{min-height:220px}

  /* Batch queue */
  .batch-item-meta{flex-direction:column;gap:2px}

  /* Select full width */
  .form-select{font-size:.85rem}
  .form-input{font-size:.88rem}
}