[hidden]{display:none!important}
:root{
  --bg:#0b0f14;
  --bg2:#0f151d;
  --panel:#121a24;
  --panel2:#182230;
  --line:#233144;
  --text:#e6edf5;
  --muted:#8598ad;
  --accent:#3ee08f;
  --accent-dark:#0d3b26;
  --cyan:#5ad2f4;
  --red:#ff6b6b;
  --amber:#ffc857;
  --mono:'JetBrains Mono',monospace;
  --sans:'Inter',system-ui,sans-serif;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{background:var(--bg);color:var(--text);font-family:var(--sans);line-height:1.55;min-height:100vh}
code{font-family:var(--mono);font-size:.85em;color:var(--cyan);background:rgba(90,210,244,.08);padding:1px 5px;border-radius:4px}

/* ===== buttons ===== */
.btn{font-family:var(--sans);font-weight:600;font-size:.92rem;border:none;border-radius:8px;padding:10px 18px;cursor:pointer;transition:transform .12s,box-shadow .12s,background .12s;letter-spacing:.01em}
.btn:active{transform:translateY(1px)}
.btn:disabled{opacity:.5;cursor:wait}
.btn-primary{background:var(--accent);color:#04160c}
.btn-primary:hover:not(:disabled){box-shadow:0 0 0 4px rgba(62,224,143,.18)}
.btn-outline{background:transparent;color:var(--accent);border:1px solid rgba(62,224,143,.45)}
.btn-outline:hover:not(:disabled){background:rgba(62,224,143,.1)}
.btn-ghost{background:transparent;color:var(--muted);border:1px solid var(--line)}
.btn-ghost:hover{color:var(--text);border-color:var(--muted)}
.btn-danger{background:transparent;color:var(--red);border:1px solid rgba(255,107,107,.4)}
.btn-danger:hover:not(:disabled){background:rgba(255,107,107,.1)}
.btn-block{width:100%}
.btn-row{display:flex;gap:10px;flex-wrap:wrap}

/* ===== login ===== */
.login-view{position:relative;min-height:100vh;display:flex;align-items:center;justify-content:center;padding:24px;overflow:hidden}
.login-bg-grid{position:absolute;inset:0;z-index:0;background-image:linear-gradient(rgba(90,210,244,.05) 1px,transparent 1px),linear-gradient(90deg,rgba(90,210,244,.05) 1px,transparent 1px);background-size:42px 42px;mask-image:radial-gradient(ellipse 70% 60% at 50% 40%,#000 30%,transparent 75%)}
.login-card{position:relative;z-index:2;width:100%;max-width:400px;background:var(--panel);border:1px solid var(--line);border-radius:16px;padding:40px 36px;box-shadow:0 24px 64px rgba(0,0,0,.5)}
.login-brand{display:flex;align-items:center;gap:10px;margin-bottom:24px}
.brand-dot{width:12px;height:12px;border-radius:50%;background:var(--accent);box-shadow:0 0 12px var(--accent)}
.brand-name{font-family:var(--mono);font-weight:700;font-size:1.05rem;letter-spacing:.08em}
.brand-thin{color:var(--accent);font-weight:400}
.brand-tag{font-family:var(--mono);font-size:.72rem;color:var(--muted);border:1px solid var(--line);border-radius:99px;padding:2px 9px;margin-left:4px}
.login-card h1{font-size:1.7rem;font-weight:800;letter-spacing:-.02em}
.login-sub{color:var(--muted);font-size:.88rem;margin:6px 0 26px}
.field{display:flex;flex-direction:column;gap:6px;margin-bottom:16px}
.field span{font-size:.75rem;font-weight:600;letter-spacing:.08em;text-transform:uppercase;color:var(--muted)}
.field input,.field select{background:var(--bg2);border:1px solid var(--line);border-radius:8px;color:var(--text);padding:10px 12px;font-family:var(--mono);font-size:.9rem;outline:none;transition:border-color .12s;width:100%}
.field input:focus,.field select:focus{border-color:var(--accent)}
.error-msg{color:var(--red);font-size:.85rem;margin-top:12px;font-family:var(--mono)}

/* ===== topbar ===== */
.topbar{position:sticky;top:0;z-index:50;background:rgba(11,15,20,.82);backdrop-filter:blur(12px);border-bottom:1px solid var(--line)}
.topbar-inner{max-width:1100px;margin:0 auto;height:66px;display:flex;align-items:center;gap:24px;padding:0 20px}
.login-brand.small{margin:0}
.topnav{display:flex;gap:20px;flex:1}
.topnav a{color:var(--muted);text-decoration:none;font-size:.88rem;font-weight:600;transition:color .12s}
.topnav a:hover{color:var(--accent)}
.topbar-right{display:flex;align-items:center;gap:12px}
.pill{font-family:var(--mono);font-size:.72rem;padding:4px 12px;border-radius:99px;border:1px solid var(--line);color:var(--muted)}
.pill-ok{color:var(--accent);border-color:rgba(62,224,143,.5);background:rgba(62,224,143,.08)}
.pill-bad{color:var(--red);border-color:rgba(255,107,107,.5);background:rgba(255,107,107,.08)}

/* ===== layout ===== */
.container{max-width:1100px;margin:0 auto;padding:36px 20px 80px;display:flex;flex-direction:column;gap:28px}
.panel{background:var(--panel);border:1px solid var(--line);border-radius:14px;padding:28px;position:relative}
.panel-head{display:flex;justify-content:space-between;align-items:flex-start;gap:20px;flex-wrap:wrap;margin-bottom:18px}
.panel h2{font-size:1.15rem;font-weight:700;letter-spacing:-.01em}
.panel-sub{color:var(--muted);font-size:.85rem;margin-top:4px;max-width:560px}

/* ===== console output ===== */
.console-box{background:var(--bg2);border:1px solid var(--line);border-radius:10px;padding:16px;font-family:var(--mono);font-size:.82rem;white-space:pre-wrap;word-break:break-word;max-height:280px;overflow:auto;color:#c8d6e5}
.console-box .ok{color:var(--accent)}
.console-box .bad{color:var(--red)}

.checks{display:flex;flex-direction:column;gap:8px;margin-top:14px}
.check-row{display:flex;gap:12px;align-items:baseline;background:var(--bg2);border:1px solid var(--line);border-radius:8px;padding:10px 14px;font-family:var(--mono);font-size:.82rem}
.check-badge{font-weight:700;flex-shrink:0}
.check-badge.pass{color:var(--accent)}
.check-badge.fail{color:var(--red)}
.check-detail{color:var(--muted);word-break:break-word}

/* ===== upload ===== */
.upload-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px}
.dropzone{border:2px dashed var(--line);border-radius:12px;display:flex;align-items:center;justify-content:center;min-height:230px;cursor:pointer;transition:border-color .15s,background .15s;background:var(--bg2)}
.dropzone:hover,.dropzone.drag{border-color:var(--accent);background:rgba(62,224,143,.05)}
.dz-inner{text-align:center;padding:20px}
.dz-icon{font-size:2rem;color:var(--accent);margin-bottom:8px}
.dz-text{font-weight:600}
.dz-text .link{color:var(--cyan);text-decoration:underline}
.dz-hint{color:var(--muted);font-size:.78rem;font-family:var(--mono);margin-top:6px}
.param-row{display:grid;grid-template-columns:repeat(4,1fr);gap:10px}
.param-row .field{margin-bottom:0}
.upload-fields .btn-block{margin-top:14px}

/* ===== results ===== */
.empty-state{color:var(--muted);font-family:var(--mono);font-size:.85rem;padding:24px;text-align:center;border:1px dashed var(--line);border-radius:10px}
.meta-strip{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:16px}
.meta-chip{font-family:var(--mono);font-size:.74rem;background:var(--panel2);border:1px solid var(--line);border-radius:6px;padding:5px 10px;color:var(--muted)}
.meta-chip b{color:var(--text);font-weight:600}
.meta-chip.status-ok b{color:var(--accent)}
.meta-chip.status-bad b{color:var(--red)}
.result-img-wrap{background:repeating-conic-gradient(#1a2432 0% 25%,#121a24 0% 50%) 0 0/24px 24px;border:1px solid var(--line);border-radius:10px;padding:20px;display:flex;justify-content:center}
.result-img-wrap img{max-width:100%;max-height:420px;image-rendering:pixelated}
.dl-row{margin-top:12px;display:flex;gap:10px;align-items:center;flex-wrap:wrap}
.dl-link{color:var(--cyan);font-family:var(--mono);font-size:.82rem;text-decoration:none;border:1px solid rgba(90,210,244,.4);border-radius:8px;padding:7px 14px;transition:background .12s}
.dl-link:hover{background:rgba(90,210,244,.1)}

/* zip listing */
.zip-list{display:flex;flex-direction:column;gap:10px}
.zip-entry{background:var(--bg2);border:1px solid var(--line);border-radius:10px;padding:14px;display:grid;grid-template-columns:1fr auto;gap:6px 14px;align-items:center}
.zip-name{font-family:var(--mono);font-size:.85rem;color:var(--text);word-break:break-all}
.zip-size{font-family:var(--mono);font-size:.74rem;color:var(--muted);white-space:nowrap}
.zip-preview{grid-column:1/-1}
.zip-preview img{max-width:220px;max-height:160px;border:1px solid var(--line);border-radius:6px;background:repeating-conic-gradient(#1a2432 0% 25%,#121a24 0% 50%) 0 0/16px 16px;padding:6px}

/* ===== history ===== */
.history-box{overflow-x:auto}
table.hist{width:100%;border-collapse:collapse;font-family:var(--mono);font-size:.78rem}
table.hist th{text-align:left;color:var(--muted);font-weight:600;text-transform:uppercase;letter-spacing:.06em;font-size:.68rem;padding:8px 10px;border-bottom:1px solid var(--line)}
table.hist td{padding:9px 10px;border-bottom:1px solid rgba(35,49,68,.6);color:#c8d6e5;white-space:nowrap}
table.hist td.ok{color:var(--accent)}
table.hist td.bad{color:var(--red)}

/* ===== toast ===== */
.toast{position:fixed;bottom:24px;left:50%;transform:translateX(-50%);z-index:100;background:#1c1013;border:1px solid rgba(255,107,107,.5);color:#ffd7d7;border-radius:10px;padding:12px 16px;display:flex;gap:14px;align-items:center;font-size:.87rem;max-width:min(560px,92vw);box-shadow:0 12px 40px rgba(0,0,0,.5)}
.toast button{background:none;border:none;color:#ffd7d7;cursor:pointer;font-size:1rem}

.footer{text-align:center;color:var(--muted);font-size:.78rem;font-family:var(--mono);padding:24px;border-top:1px solid var(--line)}

.spin::after{content:'';display:inline-block;width:12px;height:12px;border:2px solid currentColor;border-top-color:transparent;border-radius:50%;margin-left:8px;vertical-align:-2px;animation:sp .7s linear infinite}
@keyframes sp{to{transform:rotate(360deg)}}

@media(max-width:820px){
  .upload-grid{grid-template-columns:1fr}
  .param-row{grid-template-columns:repeat(2,1fr)}
  .topnav{display:none}
  .topbar-inner{justify-content:space-between}
}