*{margin:0;padding:0;box-sizing:border-box}
:root{
  --bg:#f8fafc;--card:#ffffff;--border:#e2e8f0;--border-hover:#cbd5e1;
  --primary:#1e40af;--accent:#2563eb;--accent-light:#dbeafe;--accent-hover:#1d4ed8;
  --success:#059669;--success-bg:#d1fae5;
  --warn:#d97706;--warn-bg:#fef3c7;
  --error:#dc2626;--error-bg:#fee2e2;
  --text:#0f172a;--muted:#64748b;--light:#94a3b8;
  --radius:12px;--radius-sm:8px;
  --shadow:0 1px 3px rgba(0,0,0,.08),0 1px 2px rgba(0,0,0,.04);
  --shadow-md:0 4px 12px rgba(0,0,0,.07),0 2px 4px rgba(0,0,0,.04);
  --shadow-lg:0 12px 32px rgba(0,0,0,.1),0 4px 8px rgba(0,0,0,.05);
  --tr:200ms ease;
  --font:'Fira Sans',-apple-system,BlinkMacSystemFont,'Segoe UI',sans-serif;
  --mono:'Fira Code','Consolas',monospace;
}
body{font-family:var(--font);background:var(--bg);color:var(--text);line-height:1.6;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}

/* Header — floating with rounded corners */
header{background:linear-gradient(135deg,#0f172a 0%,#1e3a5f 100%);color:#fff;padding:14px 28px;display:flex;align-items:center;gap:14px;margin:12px 12px 0;border-radius:var(--radius);box-shadow:var(--shadow-lg);position:relative;z-index:50}
header h1{font-size:1.25rem;font-weight:700;letter-spacing:-.02em;white-space:nowrap}
header>span{font-size:.78rem;color:#94a3b8;margin-left:auto;font-weight:500;letter-spacing:.01em}
.header-nav{display:flex;gap:4px;margin-left:24px}
.nav-tab{background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.1);color:#94a3b8;padding:7px 18px;border-radius:var(--radius-sm);font-size:.82rem;font-weight:600;cursor:pointer;transition:all var(--tr);white-space:nowrap;font-family:var(--font)}
.nav-tab:hover{background:rgba(255,255,255,.12);color:#e2e8f0}
.nav-tab.active{background:var(--accent);border-color:var(--accent);color:#fff;box-shadow:0 2px 8px rgba(37,99,235,.35)}
.nav-tab.has-data{position:relative}
.nav-tab.has-data::after{content:'';position:absolute;top:4px;right:4px;width:8px;height:8px;background:#34d399;border-radius:50%;border:2px solid #0f172a;animation:pulse-dot 2s ease-in-out infinite}
@keyframes pulse-dot{0%,100%{opacity:1;transform:scale(1)}50%{opacity:.7;transform:scale(1.15)}}
.view-hidden{display:none!important}

/* Layout */
.container{display:grid;grid-template-columns:360px 1fr;gap:20px;padding:20px 12px;max-width:1600px;margin:0 auto;min-height:calc(100vh - 80px)}
.sidebar{display:flex;flex-direction:column;gap:16px}

/* Cards */
.card{background:var(--card);border-radius:var(--radius);box-shadow:var(--shadow);border:1px solid var(--border);padding:22px;transition:box-shadow var(--tr)}
.card:hover{box-shadow:var(--shadow-md)}
.card h2{font-size:1rem;font-weight:700;margin-bottom:16px;display:flex;align-items:center;gap:10px;color:var(--text)}
.card h2 .icon{width:28px;height:28px;border-radius:8px;display:flex;align-items:center;justify-content:center;color:#fff;flex-shrink:0}
.card h2 .icon svg{width:16px;height:16px;stroke:currentColor;fill:none;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}

/* Forms */
label{font-size:.78rem;font-weight:600;color:var(--muted);display:block;margin-bottom:5px;text-transform:uppercase;letter-spacing:.03em}
select,input[type=text],input[type=number]{width:100%;padding:9px 14px;border:1.5px solid var(--border);border-radius:var(--radius-sm);font-size:.875rem;font-family:var(--font);background:#fff;color:var(--text);transition:all var(--tr)}
select:hover,input[type=text]:hover,input[type=number]:hover{border-color:var(--border-hover)}
select:focus,input:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 3px rgba(37,99,235,.12)}
.line-items{display:flex;flex-direction:column;gap:8px;margin-bottom:12px}
.line-row{display:grid;grid-template-columns:1fr 70px 32px;gap:6px;align-items:end}
.line-row .remove-btn{background:none;border:none;color:var(--light);cursor:pointer;font-size:1.2rem;padding:7px;border-radius:6px;transition:all var(--tr);display:flex;align-items:center;justify-content:center}
.line-row .remove-btn:hover{color:var(--error);background:var(--error-bg)}

/* Buttons */
.btn{padding:10px 20px;border:none;border-radius:var(--radius-sm);font-weight:600;font-size:.875rem;font-family:var(--font);cursor:pointer;transition:all var(--tr);display:inline-flex;align-items:center;justify-content:center;gap:6px}
.btn-primary{background:var(--accent);color:#fff;box-shadow:0 2px 6px rgba(37,99,235,.25)}
.btn-primary:hover{background:var(--accent-hover);box-shadow:0 4px 12px rgba(37,99,235,.35);transform:translateY(-1px)}
.btn-primary:active{transform:translateY(0)}
.btn-secondary{background:var(--accent-light);color:var(--primary)}
.btn-secondary:hover{background:#bfdbfe}
.btn-sm{padding:7px 14px;font-size:.8rem}
.btn-block{width:100%}
.main-area{display:flex;flex-direction:column;gap:16px}
.hidden{display:none!important}

/* Result banner */
.result-banner{border-radius:var(--radius);padding:20px 24px;display:flex;flex-wrap:wrap;gap:24px;align-items:center;backdrop-filter:blur(8px)}
.result-banner.ltl{background:linear-gradient(135deg,#d1fae5 0%,#a7f3d0 100%);border:1px solid #6ee7b7}
.result-banner.box_truck{background:linear-gradient(135deg,#fef3c7 0%,#fde68a 100%);border:1px solid #fbbf24}
.result-banner.ftl{background:linear-gradient(135deg,#fee2e2 0%,#fecaca 100%);border:1px solid #f87171}
.result-banner .label{font-size:.7rem;color:var(--muted);text-transform:uppercase;letter-spacing:.05em;font-weight:600}
.result-banner .value{font-size:1.5rem;font-weight:800;font-family:var(--mono)}
.result-banner .unit{font-size:.8rem;color:var(--muted);font-family:var(--font);font-weight:500}
.stat{display:flex;flex-direction:column;gap:3px}

/* Tier comparison */
.tier-table{width:100%;border-collapse:collapse;font-size:.825rem}
.tier-table th{text-align:left;padding:10px 14px;background:var(--bg);color:var(--muted);font-weight:600;font-size:.72rem;text-transform:uppercase;letter-spacing:.04em}
.tier-table td{padding:10px 14px;border-top:1px solid var(--border)}
.tier-table tr.selected{background:var(--accent-light);font-weight:600}
.tier-table .badge{display:inline-block;padding:3px 10px;border-radius:20px;font-size:.7rem;font-weight:700;letter-spacing:.02em}
.badge-ok{background:var(--success-bg);color:var(--success)}
.badge-no{background:var(--error-bg);color:var(--error)}
.badge-pick{background:var(--accent);color:#fff;box-shadow:0 1px 4px rgba(37,99,235,.3)}

/* 3D area */
.viz-card{padding:0;overflow:hidden;position:relative}
.viz-header{padding:16px 22px;display:flex;justify-content:space-between;align-items:center;border-bottom:1px solid var(--border);background:linear-gradient(180deg,#fff 0%,#f8fafc 100%)}
.viz-header h3{font-size:.95rem;font-weight:700}
.viz-controls{display:flex;gap:8px}
#canvas-container{width:100%;height:500px;background:linear-gradient(180deg,#e8ecf1 0%,#dde3ea 100%);position:relative}
#tooltip3d{position:fixed;pointer-events:none;background:rgba(15,23,42,.94);color:#fff;padding:12px 16px;border-radius:10px;font-size:.78rem;font-family:var(--font);line-height:1.6;z-index:1000;max-width:280px;box-shadow:0 12px 32px rgba(0,0,0,.2);display:none;backdrop-filter:blur(4px);border:1px solid rgba(255,255,255,.08)}
.legend{display:flex;flex-wrap:wrap;gap:10px;padding:14px 22px;border-top:1px solid var(--border);font-size:.75rem;color:var(--muted);background:#f8fafc}
.legend-item{display:flex;align-items:center;gap:5px;font-weight:500}
.legend-swatch{width:14px;height:14px;border-radius:4px;border:1px solid rgba(0,0,0,.08)}
.trailer-tab{font-size:.78rem!important;padding:6px 14px!important;border-radius:6px!important;cursor:pointer;transition:all var(--tr);background:#fff}
.trailer-tab.active{background:var(--primary)!important;color:#fff!important;border-color:var(--primary)!important}
.trailer-tab:not(.active):hover{background:var(--accent-light)}

/* Pallet cards */
.pallet-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:16px}
.pallet-card{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);transition:all var(--tr)}
.pallet-card:hover{box-shadow:var(--shadow-md);transform:translateY(-2px)}
.pallet-card-header{background:linear-gradient(180deg,#f8fafc 0%,#f1f5f9 100%);padding:12px 16px;display:flex;justify-content:space-between;align-items:center;font-weight:700;font-size:.875rem;border-bottom:1px solid var(--border)}
.pallet-card-body{padding:16px}
.layer-bar{display:flex;flex-direction:column;gap:2px;margin-bottom:12px}
.layer-segment{border-radius:5px;padding:7px 12px;font-size:.75rem;color:#fff;display:flex;justify-content:space-between;font-weight:600;font-family:var(--mono);letter-spacing:-.01em}
.pallet-base-bar{background:#8b7355;border-radius:0 0 5px 5px;padding:5px 12px;font-size:.7rem;color:#fff;text-align:center;font-weight:500}
.meta-row{display:flex;justify-content:space-between;font-size:.8rem;color:var(--muted);margin-top:6px;font-family:var(--mono)}

/* Split options */
.split-card{background:#fefce8;border:1px solid #fde68a;border-radius:var(--radius);padding:16px 20px;font-size:.85rem}
.split-card strong{color:var(--warn)}

/* Loading */
.spinner{width:32px;height:32px;border:3px solid var(--border);border-top-color:var(--accent);border-radius:50%;animation:spin .6s linear infinite;margin:48px auto}
@keyframes spin{to{transform:rotate(360deg)}}

/* Responsive */
@media(max-width:1024px){.container{grid-template-columns:320px 1fr;gap:16px}}
@media(max-width:900px){
  .container{grid-template-columns:1fr;padding:16px 12px}
  header{margin:8px 8px 0;padding:12px 20px}
  .result-banner{gap:16px;padding:16px 18px}
  .pallet-grid{grid-template-columns:1fr}
  #canvas-container{height:380px}
}
@media(max-width:480px){
  header{flex-wrap:wrap;gap:10px}
  header h1{font-size:1.1rem}
  .header-nav{margin-left:0;width:100%}
  .nav-tab{flex:1;text-align:center;padding:8px 12px}
  .container{padding:12px 8px}
  .card{padding:16px}
  .result-banner .value{font-size:1.2rem}
}

/* Autocomplete dropdown */
.ac-wrap{position:relative}
.ac-list{position:absolute;top:100%;left:0;right:0;background:#fff;border:1.5px solid var(--border);border-top:none;border-radius:0 0 var(--radius-sm) var(--radius-sm);max-height:240px;overflow-y:auto;z-index:100;display:none;box-shadow:var(--shadow-lg)}
.ac-list.open{display:block}
.ac-item{padding:9px 14px;font-size:.8rem;cursor:pointer;display:flex;justify-content:space-between;align-items:center;transition:background var(--tr)}
.ac-item:hover,.ac-item.active{background:var(--accent-light)}
.ac-item span{color:var(--muted);font-size:.72rem;font-family:var(--mono)}

/* Upload zone */
.upload-zone{border:2px dashed var(--border);border-radius:var(--radius);padding:28px 20px;text-align:center;cursor:pointer;transition:all var(--tr);background:#f8fafc}
.upload-zone:hover,.upload-zone.drag-over{border-color:var(--accent);background:var(--accent-light);box-shadow:0 0 0 4px rgba(37,99,235,.08)}
.upload-zone p{font-size:.8rem;color:var(--muted);margin-top:8px;line-height:1.5}
.upload-zone .up-icon{margin-bottom:4px;color:var(--accent)}
input[type=file]{display:none}

/* Tabs */
.tab-bar{display:flex;gap:0;margin-bottom:18px;border-bottom:2px solid var(--border)}
.tab{padding:9px 18px;font-size:.84rem;font-weight:600;cursor:pointer;border-bottom:2.5px solid transparent;margin-bottom:-2px;color:var(--muted);background:none;border-top:none;border-left:none;border-right:none;transition:all var(--tr);font-family:var(--font)}
.tab:hover{color:var(--text)}
.tab.active{color:var(--accent);border-bottom-color:var(--accent)}
.tab-panel{display:none}.tab-panel.active{display:block}

/* PDF preview */
.pdf-preview{background:#f8fafc;border-radius:var(--radius-sm);padding:14px 16px;font-size:.8rem;margin-top:12px;border:1px solid var(--border)}
.pdf-preview .po-row{display:flex;justify-content:space-between;padding:4px 0;border-bottom:1px solid var(--border)}
.pdf-preview .po-row:last-child{border:none}
.pdf-preview strong{color:var(--text)}
.warn-badge{background:var(--warn-bg);color:var(--warn);padding:5px 12px;border-radius:6px;font-size:.75rem;font-weight:600;margin-top:6px;display:inline-block}
.po-edit-table{width:100%;border-collapse:collapse;font-size:.8rem;margin-top:8px}
.po-edit-table th{text-align:left;font-size:.7rem;text-transform:uppercase;letter-spacing:.04em;color:var(--muted);padding:6px 8px;border-bottom:2px solid var(--border);font-weight:600}
.po-edit-table td{padding:6px 8px;border-bottom:1px solid var(--border);vertical-align:middle}
.po-edit-table input[type=text],.po-edit-table input[type=number]{width:100%;padding:6px 10px;border:1.5px solid var(--border);border-radius:6px;font-size:.8rem;font-family:var(--font);background:#fff}
.po-edit-table input[type=number]{width:70px;text-align:center;font-family:var(--mono)}
.po-edit-table .remove-item{background:none;border:none;color:var(--error);cursor:pointer;font-size:1.15rem;padding:2px 6px;line-height:1;font-weight:700;border-radius:4px;transition:all var(--tr)}
.po-edit-table .remove-item:hover{color:#991b1b;background:var(--error-bg)}
.po-edit-header{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-bottom:10px}
.po-edit-header label{font-size:.7rem;text-transform:uppercase;letter-spacing:.04em;color:var(--muted);font-weight:600;display:block;margin-bottom:3px}
.po-edit-header input,.po-edit-header select{width:100%;padding:7px 12px;border:1.5px solid var(--border);border-radius:var(--radius-sm);font-size:.82rem;font-family:var(--font)}
.po-add-row{display:flex;gap:8px;margin-top:10px;align-items:center}

/* Algorithm Steps Timeline */
.algo-section{position:relative}
.algo-toggle{display:flex;align-items:center;justify-content:space-between;cursor:pointer;user-select:none}
.algo-toggle .chevron{transition:transform var(--tr);font-size:.9rem;color:var(--muted)}
.algo-toggle .chevron.open{transform:rotate(180deg)}
.algo-timeline{padding:0;margin:16px 0 0;list-style:none;position:relative}
.algo-timeline::before{content:'';position:absolute;left:15px;top:0;bottom:0;width:2px;background:linear-gradient(180deg,var(--accent) 0%,var(--border) 100%)}
.algo-step{position:relative;padding:0 0 18px 48px;font-size:.82rem;line-height:1.6}
.algo-step:last-child{padding-bottom:0}
.algo-step .step-dot{position:absolute;left:7px;top:2px;width:18px;height:18px;border-radius:50%;border:2px solid var(--border);background:#fff;display:flex;align-items:center;justify-content:center;font-size:.55rem;z-index:1;transition:all var(--tr)}
.algo-step.type-decision .step-dot{background:var(--accent);border-color:var(--primary);color:#fff}
.algo-step.type-action .step-dot{background:#dbeafe;border-color:var(--accent)}
.algo-step.type-result .step-dot{background:var(--success-bg);border-color:var(--success)}
.algo-step.type-warning .step-dot{background:var(--warn-bg);border-color:var(--warn)}
.algo-step.type-info .step-dot{background:#f1f5f9;border-color:#94a3b8}
.step-header{display:flex;align-items:center;gap:8px;cursor:pointer;user-select:none}
.step-phase{font-size:.64rem;font-weight:700;text-transform:uppercase;letter-spacing:.04em;padding:2px 8px;border-radius:4px;white-space:nowrap}
.phase-start,.phase-done{background:#ede9fe;color:#7c3aed}
.phase-warehouse{background:#dbeafe;color:var(--primary)}
.phase-enrich{background:#e0e7ff;color:#4338ca}
.phase-assign{background:#fce7f3;color:#be185d}
.phase-sort{background:#fef3c7;color:#92400e}
.phase-config{background:#f1f5f9;color:#475569}
.phase-tier_eval,.phase-tier_result{background:#ecfdf5;color:#065f46}
.phase-phase1,.phase-phase1_result{background:#dbeafe;color:var(--primary)}
.phase-phase2,.phase-phase2_result{background:#fef3c7;color:#92400e}
.phase-phase3,.phase-phase3_result{background:#fce7f3;color:#be185d}
.phase-phase4,.phase-phase4_result{background:#fef3c7;color:#92400e}
.phase-layout{background:#f0fdf4;color:#166534}
.phase-decision{background:var(--accent);color:#fff}
.phase-split{background:#fefce8;color:#854d0e}
.phase-cost_analysis{background:#ecfdf5;color:#065f46}
.phase-agent{background:#cffafe;color:#0e7490}
.agent-thought{margin-top:4px;font-size:.76rem;color:#64748b;font-style:italic}
.agent-kv{margin-top:8px}
.agent-kv-label{font-size:.62rem;font-weight:700;text-transform:uppercase;letter-spacing:.04em;color:var(--muted);margin-bottom:2px}
.agent-pre{margin:0;padding:8px 10px;background:#0f172a;color:#e2e8f0;border-radius:var(--radius-sm);font-family:var(--mono);font-size:.7rem;line-height:1.5;overflow-x:auto;white-space:pre-wrap;word-break:break-word}
.step-title{font-weight:700;color:var(--text)}
.step-detail{color:var(--muted);margin-top:4px;line-height:1.6}
.step-data{margin-top:8px;display:none}
.step-data.open{display:block}
.step-expand{background:none;border:none;color:var(--accent);font-size:.74rem;font-weight:600;cursor:pointer;padding:3px 0;margin-top:4px;font-family:var(--font);transition:color var(--tr)}
.step-expand:hover{color:var(--accent-hover);text-decoration:underline}
.step-table{width:100%;border-collapse:collapse;font-size:.75rem;margin-top:8px;background:#fff;border:1px solid var(--border);border-radius:var(--radius-sm);overflow:hidden}
.step-table th{padding:8px 12px;background:var(--bg);color:var(--muted);font-weight:600;text-align:left;font-size:.7rem;text-transform:uppercase;letter-spacing:.03em}
.step-table td{padding:6px 12px;border-top:1px solid var(--border);font-family:var(--font)}
.step-table tr:hover{background:#f8fafc}
.step-actions{background:var(--bg);border-radius:var(--radius-sm);padding:10px 14px;margin-top:8px;font-size:.75rem;line-height:1.8}
.step-actions li{color:var(--text);list-style:none;padding:2px 0}
.step-actions li::before{content:'→ ';color:var(--accent);font-weight:700}
.algo-summary{display:flex;gap:20px;flex-wrap:wrap;margin-bottom:10px;padding:12px 16px;background:linear-gradient(135deg,#f8fafc 0%,#eff6ff 100%);border-radius:var(--radius-sm);border:1px solid var(--border);font-size:.78rem}
.algo-summary .algo-stat{display:flex;flex-direction:column;gap:2px}
.algo-summary .algo-stat .algo-label{font-size:.65rem;color:var(--muted);text-transform:uppercase;letter-spacing:.04em;font-weight:600}
.algo-summary .algo-stat .algo-val{font-size:1.05rem;font-weight:800;color:var(--text);font-family:var(--mono)}

/* Code elements */
code{font-family:var(--mono);font-size:.85em;background:var(--bg);padding:1px 5px;border-radius:4px;color:var(--primary)}

/* Focus visible */
:focus-visible{outline:2px solid var(--accent);outline-offset:2px}

/* Smart Parse */
.smart-source{display:inline-block;padding:3px 10px;border-radius:6px;font-size:.7rem;font-weight:600;background:var(--accent-light);color:var(--primary);margin-bottom:8px}
.po-edit-header{display:grid;grid-template-columns:1fr 1fr 1fr auto;gap:8px;margin-bottom:12px}
.po-edit-header label{display:block;font-size:.7rem;color:var(--muted);margin-bottom:3px;text-transform:uppercase;letter-spacing:.03em;font-weight:600}
.po-edit-header input,.po-edit-header select{width:100%;padding:6px 8px;border:1px solid var(--border);border-radius:var(--radius-sm);font-size:.82rem;font-family:inherit}
.po-edit-table{width:100%;border-collapse:collapse;font-size:.82rem}
.po-edit-table th{text-align:left;font-weight:600;font-size:.7rem;color:var(--muted);text-transform:uppercase;letter-spacing:.03em;padding:6px 6px 4px;border-bottom:1px solid var(--border)}
.po-edit-table td{padding:5px 6px;border-bottom:1px solid #f1f5f9;vertical-align:top}
.po-edit-table input[type="text"],.po-edit-table input[type="number"]{width:100%;padding:5px 6px;border:1px solid var(--border);border-radius:var(--radius-sm);font-size:.82rem;font-family:inherit}
.po-edit-table input[type="number"]{width:52px;text-align:center}
.po-add-row{margin-top:6px;display:flex;gap:8px;align-items:center}
.conf-badge{display:inline-block;padding:2px 8px;border-radius:6px;font-size:.68rem;font-weight:600;white-space:nowrap}
.conf-high{background:var(--success-bg);color:var(--success)}
.conf-med{background:var(--warn-bg);color:#b45309}
.conf-low{background:var(--error-bg);color:var(--error)}
.conf-exact{background:var(--accent-light);color:var(--primary)}
.ac-wrap{position:relative}
.ac-list{position:absolute;top:100%;left:0;right:0;z-index:100;background:white;border:1px solid var(--border);border-radius:var(--radius-sm);max-height:180px;overflow-y:auto;display:none;box-shadow:var(--shadow)}
.ac-list.open{display:block}
.ac-item{padding:6px 8px;cursor:pointer;font-size:.78rem}
.ac-item:hover{background:var(--accent-light)}
.ac-item span{color:var(--muted);margin-left:4px;font-size:.72rem}

/* Agent toggle */
.agent-toggle{display:flex;align-items:center;gap:8px;margin-bottom:12px;font-size:.78rem;color:var(--text);cursor:pointer;user-select:none}
.agent-toggle input{width:auto;margin:0;cursor:pointer}

/* Live agent feed */
.agent-live{margin-top:12px;border:1px solid var(--border);border-radius:var(--radius-sm);background:linear-gradient(135deg,#f8fafc 0%,#ecfeff 100%);padding:12px 14px}
.agent-live-head{display:flex;align-items:center;gap:8px;font-size:.8rem;font-weight:700;color:#0e7490;margin-bottom:6px}
.agent-live-link{font-size:.72rem;font-weight:600;color:var(--accent);cursor:pointer;text-decoration:none}
.agent-live-link:hover{text-decoration:underline}
.agent-token-badge{margin-left:auto;font-size:.7rem;font-weight:700;color:#7c3aed;background:#f3e8ff;border:1px solid #e9d5ff;border-radius:999px;padding:2px 9px;white-space:nowrap;font-variant-numeric:tabular-nums}
.step-tokens{margin-left:auto;font-size:.68rem;font-weight:700;color:#7c3aed;background:#f5f3ff;border-radius:999px;padding:1px 7px;white-space:nowrap;font-variant-numeric:tabular-nums}
.agent-live-step{position:relative}
.agent-live-step .step-tokens{position:absolute;top:8px;right:10px}
.agent-live .algo-timeline{margin-top:10px;max-height:340px;overflow-y:auto}
.agent-live-step{animation:agentStepIn .25s ease}
@keyframes agentStepIn{from{opacity:0;transform:translateY(6px)}to{opacity:1;transform:none}}
.spinner-sm{width:14px;height:14px;border:2px solid #cffafe;border-top-color:#0891b2;border-radius:50%;animation:spin .7s linear infinite;flex-shrink:0}

/* SAP order header panel */
.oh-banner{font-size:.76rem;color:#92400e;background:#fffbeb;border:1px solid #fde68a;border-radius:var(--radius-sm);padding:8px 12px;margin-bottom:12px}
.oh-table,.oh-grid{width:100%;border-collapse:collapse;font-size:.8rem}
.oh-table td,.oh-table th,.oh-grid td,.oh-grid th{padding:6px 10px;border-bottom:1px solid var(--border);text-align:left}
.oh-table th,.oh-grid th{font-size:.68rem;text-transform:uppercase;letter-spacing:.04em;color:var(--muted);font-weight:700}
.oh-label{color:var(--muted);font-weight:600;white-space:nowrap}
.oh-value{font-weight:600;color:var(--text)}
.oh-note{font-size:.62rem;color:var(--muted);font-weight:500;margin-left:6px;background:#f1f5f9;padding:1px 6px;border-radius:999px}
.oh-input{width:100%;max-width:340px;padding:5px 8px;font-size:.8rem;border:1px solid var(--border);border-radius:6px;background:#fff;color:var(--text)}
.oh-input:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 2px var(--accent-light)}
.oh-input-need{border-color:#fcd34d;background:#fffbeb}
.oh-input-need::placeholder{color:#b45309;font-style:italic}
.oh-actions{display:flex;gap:8px;margin-top:16px;justify-content:flex-end}
.oh-missing{color:#b45309;font-style:italic;font-weight:500}
.oh-empty{color:var(--muted);text-align:center;padding:10px}
.oh-subhead{font-size:.74rem;text-transform:uppercase;letter-spacing:.04em;color:var(--muted);margin:16px 0 6px}
.oh-status{font-size:.62rem;font-weight:700;padding:2px 8px;border-radius:999px;white-space:nowrap;text-transform:uppercase;letter-spacing:.03em}
.st-ok{background:#dcfce7;color:#166534}
.st-const{background:#e0e7ff;color:#3730a3}
.st-derived{background:#cffafe;color:#0e7490}
.st-block{background:#fee2e2;color:#b91c1c}
.st-input{background:#fef3c7;color:#92400e}
.st-pending{background:#f1f5f9;color:#64748b}

/* Scrollbar */
::-webkit-scrollbar{width:6px;height:6px}
::-webkit-scrollbar-track{background:transparent}
::-webkit-scrollbar-thumb{background:#cbd5e1;border-radius:3px}
::-webkit-scrollbar-thumb:hover{background:#94a3b8}

/* Reduced motion */
@media(prefers-reduced-motion:reduce){*,*::before,*::after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important;scroll-behavior:auto!important}}