:root{
      --bg:#070a13;--panel:rgba(15,23,42,.72);--panel2:rgba(8,12,22,.86);
      --border:rgba(255,255,255,.09);--text:#f8fafc;--muted:#94a3b8;
      --primary:#38bdf8;--primary-soft:rgba(56,189,248,.12);
      --success:#34d399;--warning:#fbbf24;--danger:#fb7185;
      --shadow:0 22px 70px rgba(0,0,0,.35)
    }
    *{box-sizing:border-box;margin:0;padding:0}
    html{scroll-behavior:smooth}
    body{
      min-height:100vh;font-family:Inter,"Segoe UI",Roboto,Arial,sans-serif;color:var(--text);
      background:
        radial-gradient(circle at 10% 10%,rgba(56,189,248,.13),transparent 34%),
        radial-gradient(circle at 90% 88%,rgba(139,92,246,.10),transparent 40%),var(--bg);
      padding:26px 16px 40px
    }
    button,input,select{font:inherit}
    button{cursor:pointer;-webkit-tap-highlight-color:transparent}
    .app{width:min(1260px,100%);margin:0 auto}
    .topbar{display:flex;justify-content:space-between;align-items:center;gap:14px;margin-bottom:20px}
    .back{color:var(--muted);text-decoration:none;font-size:14px}.back:hover{color:#fff}
    .badge{font-size:12px;color:var(--primary);font-weight:800;padding:6px 10px;border:1px solid rgba(56,189,248,.25);background:var(--primary-soft);border-radius:999px}
    header{text-align:center;max-width:900px;margin:0 auto 22px}
    h1{font-size:clamp(30px,5vw,48px);letter-spacing:-1.2px;line-height:1.1;margin-bottom:10px}
    header p{color:var(--muted);line-height:1.7;font-size:15px}
    .tabs{display:flex;justify-content:center;gap:8px;margin:0 auto 18px;flex-wrap:wrap}
    .tab{border:1px solid var(--border);background:rgba(255,255,255,.03);color:#cbd5e1;padding:10px 14px;border-radius:999px;font-weight:800;font-size:13px}
    .tab.active{background:var(--primary);border-color:var(--primary);color:#07111b}
    .view[hidden]{display:none!important}

    .dropzone{border:1px dashed rgba(56,189,248,.45);background:rgba(56,189,248,.055);border-radius:18px;padding:22px;text-align:center;margin-bottom:18px;transition:.2s ease}
    .dropzone.drag{background:rgba(56,189,248,.10);border-color:var(--primary)}
    .dropzone strong{display:block;font-size:15px;margin-bottom:6px}
    .dropzone span{color:var(--muted);font-size:13px}
    .dropzone input{display:none}
    .dropzone button{margin-top:12px}
    .layout{display:grid;grid-template-columns:minmax(0,1.4fr) minmax(340px,.6fr);gap:18px;align-items:start}
    .panel{background:var(--panel);border:1px solid var(--border);border-radius:20px;box-shadow:var(--shadow);backdrop-filter:blur(16px);overflow:hidden}
    .panel-head{padding:14px 16px;border-bottom:1px solid var(--border);display:flex;align-items:center;justify-content:space-between;gap:12px}
    .panel-head strong{font-size:14px}.meta{color:var(--muted);font-size:12px;text-align:right}
    .canvas-wrap{position:relative;padding:16px;background:linear-gradient(45deg,#0b1220 25%,#0f172a 25%,#0f172a 50%,#0b1220 50%,#0b1220 75%,#0f172a 75%);background-size:24px 24px;min-height:440px;display:flex;align-items:center;justify-content:center;overflow:auto}
    canvas{max-width:100%;max-height:680px;display:block;box-shadow:0 12px 34px rgba(0,0,0,.35);background:#111827;touch-action:none}
    .empty{color:var(--muted);text-align:center;line-height:1.7;font-size:14px;padding:80px 20px}
    .controls{padding:16px;display:grid;gap:16px}
    .group{border:1px solid var(--border);border-radius:15px;padding:14px;background:rgba(255,255,255,.018)}
    .group h2{font-size:14px;margin-bottom:6px}.group p{font-size:12px;line-height:1.5;color:var(--muted);margin-bottom:12px}
    .row{display:grid;grid-template-columns:1fr 1fr;gap:10px}.row3{display:grid;grid-template-columns:1fr 1fr 1fr;gap:10px}
    label{display:grid;gap:6px;color:var(--muted);font-size:12px}
    .field{width:100%;min-width:0;border:1px solid var(--border);background:rgba(7,10,19,.78);color:#fff;padding:10px 11px;border-radius:10px;outline:none;font-size:13px}
    .field:focus{border-color:var(--primary);box-shadow:0 0 0 3px rgba(56,189,248,.10)}
    input[type=range]{width:100%;accent-color:var(--primary)}
    .buttons{display:flex;flex-wrap:wrap;gap:8px}
    .btn{border:1px solid var(--border);background:rgba(255,255,255,.035);color:#e2e8f0;padding:9px 12px;border-radius:10px;font-weight:700;font-size:13px;transition:.2s ease}
    .btn:hover{transform:translateY(-1px);border-color:rgba(56,189,248,.35);background:rgba(56,189,248,.10);color:#fff}
    .btn.primary{background:var(--primary);border-color:var(--primary);color:#07111b}.btn.primary:hover{background:#7dd3fc;border-color:#7dd3fc}
    .btn.active{background:rgba(56,189,248,.16);border-color:rgba(56,189,248,.45);color:#fff}
    .btn.danger:hover{background:rgba(251,113,133,.10);border-color:rgba(251,113,133,.35)}
    .btn:disabled{opacity:.45;cursor:not-allowed;transform:none}
    .preset-grid{display:grid;grid-template-columns:1fr 1fr;gap:8px}
    .preset{text-align:left;padding:9px 10px;border-radius:10px;border:1px solid var(--border);background:rgba(255,255,255,.028);color:#e2e8f0;font-size:12px}
    .preset span{display:block;color:var(--muted);font-size:11px;margin-top:2px}.preset:hover{border-color:rgba(56,189,248,.35);background:rgba(56,189,248,.08)}
    .check{display:flex;align-items:center;gap:8px;color:var(--muted);font-size:12px}.check input{accent-color:var(--primary)}
    .summary{border:1px solid var(--border);border-radius:12px;padding:11px 12px;color:var(--muted);font-size:12px;line-height:1.6;background:rgba(0,0,0,.12)}
    .download{display:grid;gap:10px}.download .btn{width:100%;padding:12px}
    .hint{font-size:11px;color:#64748b;line-height:1.55}

    .batch-layout{display:grid;grid-template-columns:minmax(0,1fr) 360px;gap:18px;align-items:start}
    .file-list{display:grid;gap:9px;padding:14px;max-height:610px;overflow:auto}
    .file-item{display:grid;grid-template-columns:56px minmax(0,1fr) auto;align-items:center;gap:10px;padding:9px;border:1px solid var(--border);border-radius:12px;background:rgba(255,255,255,.018)}
    .thumb{width:56px;height:56px;border-radius:9px;object-fit:cover;background:#111827}
    .file-name{font-size:13px;font-weight:750;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
    .file-sub{font-size:11px;color:var(--muted);margin-top:4px}
    .status{font-size:11px;color:var(--muted);text-align:right;white-space:nowrap}
    .status.ok{color:var(--success)}.status.err{color:var(--danger)}
    .batch-toolbar{padding:14px;border-bottom:1px solid var(--border);display:flex;gap:8px;flex-wrap:wrap}
    .progress{height:9px;background:rgba(255,255,255,.06);border-radius:999px;overflow:hidden;margin-top:10px}
    .progress>span{display:block;height:100%;width:0;background:var(--primary);transition:width .15s ease}

    .edit-layout{display:grid;grid-template-columns:minmax(0,1fr) 380px;gap:18px;align-items:start}
    .editor-stage{
      min-height:560px;padding:16px;display:flex;align-items:center;justify-content:center;overflow:auto;
      background:
        linear-gradient(45deg,#0b1220 25%,#0f172a 25%,#0f172a 50%,#0b1220 50%,#0b1220 75%,#0f172a 75%);
      background-size:24px 24px
    }
    #editCanvas{max-width:100%;max-height:760px;box-shadow:0 12px 34px rgba(0,0,0,.35);touch-action:none}
    .edit-tools{padding:16px;display:grid;gap:14px}
    .filter-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:7px}
    .filter-btn{padding:8px 6px;font-size:11px;text-align:center}
    .sticker-grid{display:grid;grid-template-columns:repeat(6,1fr);gap:7px}
    .sticker-btn{font-size:22px;line-height:1;padding:9px 4px}
    .layer-list{display:grid;gap:7px;max-height:180px;overflow:auto}
    .layer-item{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:8px;align-items:center;padding:8px 9px;border:1px solid var(--border);border-radius:10px;background:rgba(255,255,255,.02);font-size:12px}
    .layer-item.active{border-color:rgba(56,189,248,.45);background:rgba(56,189,248,.08)}
    .layer-name{white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
    .small-btn{padding:5px 7px;font-size:11px}
    .font-upload{display:flex;gap:8px;align-items:center;flex-wrap:wrap}
    .font-note{font-size:11px;color:#64748b;line-height:1.5}

    footer{text-align:center;color:#64748b;font-size:12px;margin-top:22px;line-height:1.7}
    @media(max-width:960px){.layout,.batch-layout,.edit-layout{grid-template-columns:1fr}.canvas-wrap{min-height:360px}}
    @media(max-width:620px){body{padding:16px 10px 30px}.row,.row3,.preset-grid{grid-template-columns:1fr}.canvas-wrap{padding:10px;min-height:300px}.file-item{grid-template-columns:46px minmax(0,1fr)}.thumb{width:46px;height:46px}.status{grid-column:2;text-align:left}}
    @media(prefers-reduced-motion:reduce){*,*::before,*::after{transition-duration:.01ms!important;animation-duration:.01ms!important;scroll-behavior:auto!important}}
  
    /* ===== Tools Media Hub shared shell ===== */
    :root{
      --hub-bg:#070a12;
      --hub-card-bg:rgba(18,26,43,.85);
      --hub-border:rgba(255,255,255,.08);
      --hub-text-main:#f8fafc;
      --hub-text-sub:#94a3b8;
      --hub-primary:#38bdf8;
      --hub-primary-hover:#0284c7;
      --hub-glow:rgba(56,189,248,.25);
    }
    body{
      font-family:'Plus Jakarta Sans',-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif !important;
      background-color:var(--hub-bg) !important;
      background-image:
        radial-gradient(at 0% 0%,rgba(56,189,248,.12) 0,transparent 45%),
        radial-gradient(at 100% 100%,rgba(249,115,22,.08) 0,transparent 45%) !important;
      background-attachment:fixed !important;
      padding:0 !important;
    }
    .hub-topbar{
      width:100%;background:rgba(18,26,43,.9);border-bottom:1px solid var(--hub-border);
      backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);padding:10px 24px;
      display:flex;align-items:center;justify-content:space-between;position:sticky;top:0;z-index:1000
    }
    .hub-nav-left{display:flex;align-items:center;gap:14px;min-width:0}
    .btn-back-hub{
      display:inline-flex;align-items:center;gap:6px;padding:6px 14px;background:rgba(255,255,255,.06);
      border:1px solid rgba(255,255,255,.12);border-radius:9999px;color:#f8fafc;font-size:13px;
      font-weight:600;text-decoration:none;transition:all .2s ease;white-space:nowrap
    }
    .btn-back-hub:hover{background:var(--hub-primary);border-color:var(--hub-primary);color:#070a12;transform:translateX(-2px)}
    .hub-brand-title{font-size:13px;font-weight:600;color:var(--hub-text-sub);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
    .hub-brand-title span{color:var(--hub-primary);font-weight:700}
    .hub-nav-right{display:flex;align-items:center;gap:8px}
    .hub-quick-link{
      font-size:12px;color:var(--hub-text-sub);text-decoration:none;padding:5px 12px;border-radius:6px;
      background:rgba(255,255,255,.03);border:1px solid rgba(255,255,255,.06);transition:all .2s ease;white-space:nowrap
    }
    .hub-quick-link:hover{color:#fff;border-color:rgba(56,189,248,.4)}
    .hub-quick-link.active{background:rgba(56,189,248,.15);border-color:var(--hub-primary);color:var(--hub-primary);font-weight:600}
    .hub-content{width:min(1260px,calc(100% - 32px)) !important;margin:0 auto !important;padding:30px 0 40px !important}
    .tool-page-head{margin:0 auto 22px;text-align:left;max-width:none}
    .tool-header-badge{
      display:inline-flex;align-items:center;gap:6px;font-size:11px;font-weight:700;text-transform:uppercase;
      letter-spacing:.6px;padding:4px 10px;border-radius:6px;background:rgba(56,189,248,.12);
      border:1px solid rgba(56,189,248,.25);color:var(--hub-primary);margin-bottom:12px
    }
    .tool-page-head h1{font-size:clamp(27px,4vw,38px) !important;font-weight:800 !important;letter-spacing:-.7px !important;line-height:1.15 !important;margin:0 0 8px !important;color:#fff}
    .tool-page-head p{max-width:900px;color:var(--hub-text-sub) !important;font-size:14px !important;line-height:1.65 !important;margin:0 !important}
    .privacy-chip{
      display:inline-flex;align-items:center;gap:6px;margin-top:12px;color:#a7f3d0;font-size:11px;font-weight:600;
      padding:5px 9px;border-radius:999px;background:rgba(52,211,153,.08);border:1px solid rgba(52,211,153,.18)
    }
    @media(max-width:760px){
      .hub-topbar{padding:9px 12px}
      .hub-brand-title,.hub-quick-link{display:none}
      .hub-content{width:min(100% - 20px,1260px) !important;padding-top:22px !important}
    }



.v4bar{display:flex;gap:8px;flex-wrap:wrap;margin-top:10px}.v4grid{display:grid;grid-template-columns:repeat(2,1fr);gap:10px;margin-top:10px}.v4-note{font-size:11px;color:#94a3b8;margin-top:7px}.kbd{padding:2px 5px;border:1px solid var(--border);border-radius:5px;background:#0b1220}.toastv4{position:fixed;right:18px;bottom:18px;z-index:9999;background:#111827;border:1px solid var(--border);padding:11px 14px;border-radius:10px;box-shadow:var(--shadow);display:none}.toastv4.show{display:block}@media(max-width:620px){.v4grid{grid-template-columns:1fr}}

/* v5 Pro */
.pro-badge{display:inline-flex;vertical-align:middle;font-size:.42em;padding:5px 9px;border-radius:999px;background:linear-gradient(135deg,#38bdf8,#8b5cf6);color:#fff;margin-left:8px}.pro-layout{align-items:start}.editor-main{position:sticky;top:72px}.editor-toolbar{display:flex;gap:7px;flex-wrap:wrap;padding:10px 14px;border-bottom:1px solid var(--border,#263244);background:rgba(8,13,25,.7)}.pro-tools{max-height:calc(100vh - 95px);overflow:auto}.slider-grid{display:grid;grid-template-columns:1fr 1fr;gap:10px 14px}.slider-grid label{font-size:12px;color:#b7c3d7}.slider-grid span{float:right;color:#7dd3fc;font-weight:700}.textarea{resize:vertical;min-height:72px;font-family:inherit}.wide{width:100%;margin-top:12px}.layer-item.muted{opacity:.5}.filter-grid{grid-template-columns:repeat(4,1fr)}
@media(max-width:980px){.editor-main{position:static}.pro-tools{max-height:none}.slider-grid{grid-template-columns:1fr}.filter-grid{grid-template-columns:repeat(2,1fr)}}