/* ── Reset & Variables ── */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
:root{
  /* Soft sky-blue background for a friendlier feel */
  --bg:#f0f7fc;--surface:#ffffff;--surface2:#e8f3fb;--surface3:#d8eafa;
  --text:#15314b;--text2:#3d5871;--text3:#7993ab;
  --border:#cfe2f3;--border2:#a9cce6;
  /* Primary: Light Blue */
  --blue:#3b9ae8;--blue-light:#e3f2fd;--blue-mid:#5fb0f0;--blue-dark:#1f7fc4;
  /* Accent: Friendly Red */
  --red:#e63946;--red-light:#ffebee;--red-dark:#c1121f;
  /* Supporting status colors (toned to fit) */
  --green:#2f9e44;--green-light:#ebfbee;
  --amber:#e67700;--amber-light:#fff9db;
  --purple:#6741d9;--purple-light:#f3f0ff;
  --teal:#0c8599;--teal-light:#e3fafc;
  --radius:8px;--radius-lg:12px;--radius-xl:16px;
  --shadow:0 1px 3px rgba(59,154,232,.10),0 1px 2px rgba(59,154,232,.06);
  --shadow-lg:0 4px 16px rgba(59,154,232,.14);
}
@media(prefers-color-scheme:dark){
  :root{
    --bg:#0d1f2d;--surface:#13283a;--surface2:#1c3349;--surface3:#264058;
    --text:#e6f0f7;--text2:#a8c0d4;--text3:#7993ab;
    --border:#264058;--border2:#3a5670;
    --blue:#5fb0f0;--blue-light:#0f2a40;--blue-mid:#7bbef3;--blue-dark:#3b9ae8;
    --red:#ef5366;--red-light:#3a1318;--red-dark:#e63946;
    --green:#3fb950;--green-light:#0d1f0f;
    --amber:#e3b341;--amber-light:#1f1a0d;
    --purple:#bc8cff;--purple-light:#1a1235;
    --teal:#39d0d8;--teal-light:#0d1f22;
  }
}
html,body{height:100%;overflow:hidden}
/* body{font-family:'Inter',-apple-system,BlinkMacSystemFont,'Segoe UI',sans-serif;font-size:14px;color:var(--text);background:var(--bg);line-height:1.5} */
body{
  font-family:'Inter',-apple-system,BlinkMacSystemFont,'Segoe UI',sans-serif;
  font-size:14px;color:var(--text);line-height:1.5;
  background:
    linear-gradient(135deg, rgba(240,247,252,.10), rgba(227,242,253,.30)),
    url('/static/img/Frame-9.jpg') center/cover fixed no-repeat;
}

/* ── App Shell ── */
.app{display:flex;flex-direction:column;height:100vh;overflow:hidden}
.topnav{background:linear-gradient(135deg,#1565c0 0%,#42a5f5 100%);border-bottom:3px solid var(--red);padding:5px 20px;min-height:44px;flex-shrink:0;display:flex;align-items:center;justify-content:space-between;z-index:100;box-shadow:0 3px 10px rgba(0,60,150,.25);gap:14px;color:#fff}
.nav-brand{display:flex;align-items:center;gap:10px}
.nav-logo{width:32px;height:32px;background:#fff;border-radius:var(--radius);display:flex;align-items:center;justify-content:center;font-weight:700;font-size:14px;color:var(--blue-dark);letter-spacing:-.5px;box-shadow:0 2px 6px rgba(0,0,0,.18)}
.nav-title{font-weight:700;font-size:20px;color:#fff}
.nav-sub{font-size:11px;color:rgba(255,255,255,.78);margin-top:1px}
.nav-right{display:flex;flex-direction:row;align-items:center;gap:12px}
.nav-right-top{display:flex;align-items:center;gap:10px}
.nav-logos{display:flex;align-items:center;gap:10px;padding:4px 10px}
.partner-logo{height:13px;width:auto;display:block;object-fit:contain}
.partner-logo--tall{height:64px}
.logo-divider{display:inline-block;width:1px;height:20px;background:var(--border2);opacity:.7}
.api-status{display:flex;align-items:center;gap:6px;font-size:12px;color:rgba(255,255,255,.85)}
/* ── User chip (nav) ── */
.user-chip{display:flex;align-items:center;gap:7px;background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.22);border-radius:20px;padding:3px 10px 3px 4px;cursor:default}
.user-avatar{width:26px;height:26px;border-radius:50%;object-fit:cover;border:2px solid rgba(255,255,255,.4);flex-shrink:0}
.user-avatar-initials{display:flex;align-items:center;justify-content:center;font-size:11px;font-weight:700;background:linear-gradient(135deg,#3b9ae8,#1f7fc4);color:#fff}
.user-name{font-size:12px;font-weight:500;color:rgba(255,255,255,.92);max-width:120px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.logout-btn{display:flex;align-items:center;justify-content:center;width:22px;height:22px;border-radius:50%;background:rgba(255,255,255,.08);color:rgba(255,255,255,.7);text-decoration:none;transition:background .15s,color .15s;flex-shrink:0;margin-left:2px}
.logout-btn:hover{background:rgba(230,57,70,.35);color:#fff}
.status-dot{width:8px;height:8px;border-radius:50%;background:var(--green);animation:pulse 2s infinite}
.status-dot.red{background:var(--red);animation:none}
@keyframes pulse{0%,100%{opacity:1}50%{opacity:.4}}

/* ── Main Layout ── */
.main{display:flex;flex:1;min-height:0;overflow:hidden}
/* .sidebar{width:260px;min-width:260px;background:var(--surface);border-right:1px solid var(--border);padding:16px 0;overflow-y:auto;overflow-x:hidden;display:flex;flex-direction:column;height:100%} */
.sidebar{width:260px;min-width:260px;background:rgba(255,255,255,.30);backdrop-filter:blur(15px);-webkit-backdrop-filter:blur(10px);border-right:1px solid var(--border);padding:16px 0;overflow-y:auto;overflow-x:hidden;display:flex;flex-direction:column;height:100%}
.sidebar-section{padding:8px 16px;font-size:10px;font-weight:600;color:var(--text3);text-transform:uppercase;letter-spacing:.08em;margin-top:8px}
.nav-step{display:flex;align-items:center;gap:10px;padding:8px 16px;cursor:pointer;transition:background .15s;border-left:3px solid transparent}
.nav-step:hover{background:var(--surface2)}
.nav-step.active{background:var(--blue-light);border-left-color:var(--red)}
.nav-step.done{border-left-color:var(--green)}
.step-circle{width:24px;height:24px;border-radius:50%;border:2px solid var(--border2);display:flex;align-items:center;justify-content:center;font-size:10px;font-weight:600;color:var(--text3);flex-shrink:0;transition:all .2s}
.nav-step.active .step-circle{background:var(--blue);border-color:var(--blue);color:#fff}
.nav-step.done .step-circle{background:var(--green);border-color:var(--green);color:#fff}
.step-info{flex:1;min-width:0}
.step-name{font-size:12px;font-weight:500;color:var(--text);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.nav-step.active .step-name{color:var(--blue);font-weight:600}
.step-desc{font-size:10px;color:var(--text3);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.step-badge{font-size:9px;padding:1px 6px;border-radius:20px;background:var(--green-light);color:var(--green);font-weight:600}

/* ── Content ── */
.content-area{flex:1;overflow-y:auto;padding:24px}
.panel{display:none}
.panel.active{display:block}
.panel-hd{margin-bottom:20px}
.panel-title{font-size:20px;font-weight:700;color:var(--text)}
.panel-sub{font-size:13px;color:var(--text2);margin-top:4px}

/* ── Cards ── */
/* .card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-lg);padding:20px;margin-bottom:16px;box-shadow:var(--shadow)} */
.card{background:rgba(255,255,255,.30);backdrop-filter:blur(15px);-webkit-backdrop-filter:blur(15px);border:1px solid rgba(255,255,255,.6);border-radius:var(--radius-lg);padding:20px;margin-bottom:16px;box-shadow:0 4px 20px rgba(31,127,196,.12)}
.card-title{font-size:12px;font-weight:600;text-transform:uppercase;letter-spacing:.06em;color:var(--text2);margin-bottom:14px;display:flex;align-items:center;gap:8px}
.grid2{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.grid3{display:grid;grid-template-columns:1fr 1fr 1fr;gap:12px}
.grid4{display:grid;grid-template-columns:repeat(4,1fr);gap:12px}

/* ── Metrics ── */
.metric{background:var(--surface2);border-radius:var(--radius);padding:14px;border:1px solid var(--border)}
.metric-label{font-size:10px;font-weight:600;text-transform:uppercase;letter-spacing:.05em;color:var(--text3);margin-bottom:6px}
.metric-val{font-size:24px;font-weight:700;line-height:1}
.mv-blue{color:var(--blue)}
.mv-green{color:var(--green)}
.mv-amber{color:var(--amber)}
.mv-red{color:var(--red)}
.mv-purple{color:var(--purple)}

/* ── Buttons ── */
.btn{display:inline-flex;align-items:center;gap:6px;padding:8px 16px;border-radius:var(--radius);border:1px solid var(--border2);background:var(--surface);font-size:13px;font-weight:500;cursor:pointer;color:var(--text);transition:all .15s;font-family:inherit;white-space:nowrap}
.btn:hover{background:var(--surface2)}
.btn:active{transform:scale(.98)}
.btn:disabled{opacity:.5;cursor:not-allowed;transform:none}
.btn-primary{background:var(--blue);color:#fff;border-color:var(--blue);box-shadow:0 1px 2px rgba(59,154,232,.25)}
.btn-primary:hover{background:var(--blue-dark);border-color:var(--blue-dark)}
.btn-green{background:var(--green);color:#fff;border-color:var(--green)}
.btn-green:hover{background:#2b8a3e}
.btn-red{background:var(--red);color:#fff;border-color:var(--red);box-shadow:0 1px 2px rgba(230,57,70,.25)}
.btn-red:hover{background:var(--red-dark);border-color:var(--red-dark)}
.btn-accent{background:var(--red);color:#fff;border-color:var(--red);box-shadow:0 1px 2px rgba(230,57,70,.25)}
.btn-accent:hover{background:var(--red-dark);border-color:var(--red-dark)}
.btn-sm{padding:5px 12px;font-size:12px}
.topnav .btn{background:rgba(255,255,255,.15);color:#fff;border-color:rgba(255,255,255,.3)}
.topnav .btn:hover{background:rgba(255,255,255,.25);border-color:rgba(255,255,255,.45)}
.btn-group{display:flex;gap:8px;flex-wrap:wrap;margin-top:16px}

/* ── Forms ── */
.field{margin-bottom:14px}
.fl{font-size:12px;font-weight:500;color:var(--text2);margin-bottom:5px;display:block}
.fi{width:100%;padding:8px 12px;border:1px solid var(--border2);border-radius:var(--radius);font-size:13px;background:var(--surface);color:var(--text);font-family:inherit;transition:border-color .15s,box-shadow .15s}
.fi:focus{outline:none;border-color:var(--blue);box-shadow:0 0 0 3px rgba(59,154,232,.18)}
.fi[readonly]{background:var(--surface2);color:var(--text2)}
.fi-ta{resize:vertical;min-height:80px;line-height:1.5}

/* ── Drop Zone ── */
.drop-zone{border:2px dashed var(--border2);border-radius:var(--radius-lg);padding:40px 24px;text-align:center;cursor:pointer;transition:all .2s;background:var(--surface)}
.drop-zone:hover,.drop-zone.over{background:var(--blue-light);border-color:var(--blue)}
.drop-icon{width:48px;height:48px;border:1px solid var(--border);border-radius:var(--radius-lg);display:flex;align-items:center;justify-content:center;font-size:22px;margin:0 auto 12px;background:var(--surface2)}
.drop-title{font-size:15px;font-weight:600;margin-bottom:6px}
.drop-sub{font-size:12px;color:var(--text3);margin-bottom:12px}
.fmt-chips{display:flex;gap:6px;justify-content:center;flex-wrap:wrap}
.fmt-chip{font-size:10px;padding:2px 8px;border-radius:20px;background:var(--surface2);color:var(--text3);border:1px solid var(--border)}

/* ── Progress ── */
.progress-track{height:6px;background:var(--surface3);border-radius:3px;overflow:hidden;margin:10px 0}
.progress-fill{height:100%;border-radius:3px;background:var(--blue);transition:width .5s ease}
.progress-fill.green{background:var(--green)}
.log-stream{margin-top:12px;font-size:12px;color:var(--text2);font-family:'SF Mono','Fira Code',monospace;max-height:180px;overflow-y:auto;background:var(--surface2);border-radius:var(--radius);padding:12px;border:1px solid var(--border)}
.log-line{padding:2px 0;display:flex;align-items:flex-start;gap:8px}
.log-line::before{content:'›';color:var(--blue);flex-shrink:0}
.log-line.success::before{content:'✓';color:var(--green)}
.log-line.ai::before{content:'◈';color:var(--red)}
.log-line.warn::before{content:'⚠';color:var(--amber)}

/* ── Spinner ── */
.spinner{width:16px;height:16px;border:2px solid var(--border);border-top-color:var(--blue);border-radius:50%;animation:spin .7s linear infinite;flex-shrink:0;display:inline-block}
@keyframes spin{to{transform:rotate(360deg)}}

/* ── Tables ── */
.tbl-wrap{overflow-x:auto;border-radius:var(--radius);border:1px solid var(--border)}
table{width:100%;border-collapse:collapse;font-size:12px}
/* Per-material matrix — horizontal scroll when many vendors */
.mat-matrix-wrap{overflow-x:auto}
.mat-matrix-wrap table{width:auto;min-width:100%}
th{text-align:left;padding:8px 12px;background:var(--surface2);color:var(--text2);font-weight:600;font-size:11px;text-transform:uppercase;letter-spacing:.04em;border-bottom:1px solid var(--border);white-space:nowrap}
td{padding:9px 12px;border-bottom:1px solid var(--border);vertical-align:middle}
tr:last-child td{border-bottom:none}
tr:hover td{background:var(--surface2)}
tr.winner td{background:var(--green-light)}
tr.winner:hover td{background:var(--green-light)}
tr.flagged td{background:var(--amber-light)}

/* ── Badges ── */
.badge{display:inline-flex;align-items:center;gap:3px;padding:2px 8px;border-radius:20px;font-size:11px;font-weight:600;white-space:nowrap}
.b-blue{background:var(--blue-light);color:var(--blue)}
.b-green{background:var(--green-light);color:var(--green)}
.b-amber{background:var(--amber-light);color:var(--amber)}
.b-red{background:var(--red-light);color:var(--red)}
.b-purple{background:var(--purple-light);color:var(--purple)}
.b-teal{background:var(--teal-light);color:var(--teal)}
.b-gray{background:var(--surface2);color:var(--text3)}

/* ── AI Panel ── */
.ai-panel{background:var(--blue-light);border:1px solid rgba(59,154,232,.25);border-left:4px solid var(--red);border-radius:var(--radius-lg);padding:16px;margin-top:14px}
.ai-panel-hd{font-size:11px;font-weight:700;text-transform:uppercase;letter-spacing:.06em;color:var(--blue-dark);margin-bottom:12px;display:flex;align-items:center;gap:6px}
.ai-row{display:flex;justify-content:space-between;align-items:flex-start;padding:8px 0;border-bottom:1px solid rgba(59,154,232,.15);gap:12px;font-size:12px}
.ai-row:last-child{border-bottom:none}
.ai-k{color:var(--text2);flex-shrink:0}
.ai-v{font-weight:600;color:var(--text);text-align:right;max-width:60%}
.ai-insight{background:var(--surface);border-radius:var(--radius);padding:12px;margin-top:10px;font-size:13px;line-height:1.7;color:var(--text);white-space:pre-wrap;border:1px solid rgba(59,154,232,.20)}

/* ── Approval ── */
.approval-chain{display:flex;flex-direction:column;gap:12px}
.approval-node{display:flex;align-items:center;gap:14px;padding:14px;background:var(--surface2);border-radius:var(--radius-lg);border:1px solid var(--border);transition:all .3s}
.approval-node.approved{background:var(--green-light);border-color:rgba(47,158,68,.2)}
.approval-node.pending{background:var(--amber-light);border-color:rgba(230,119,0,.2)}
.appr-icon{width:36px;height:36px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:16px;flex-shrink:0;border:2px solid var(--border)}
.appr-info{flex:1}
.appr-name{font-weight:600;font-size:13px}
.appr-role{font-size:11px;color:var(--text3);margin-top:1px}
.appr-status{font-size:12px;font-weight:600}

/* ── Callout ── */
.callout{border-radius:var(--radius);padding:12px 16px;font-size:13px;margin:12px 0;display:flex;gap:10px;align-items:flex-start;line-height:1.6}
.callout.info{background:var(--blue-light);border-left:4px solid var(--blue)}
.callout.success{background:var(--green-light);border-left:4px solid var(--green)}
.callout.warning{background:var(--amber-light);border-left:4px solid var(--amber)}
.callout.ai{background:var(--blue-light);border-left:4px solid var(--blue)}
.callout.danger{background:var(--red-light);border-left:4px solid var(--red)}
.callout-icon{font-size:16px;flex-shrink:0;margin-top:1px}

/* ── PO Output ── */
.po-code{background:var(--surface2);border:1px solid var(--border);border-radius:var(--radius);padding:16px;font-family:'SF Mono','Fira Code',monospace;font-size:11.5px;white-space:pre;overflow-x:auto;max-height:340px;overflow-y:auto;color:var(--text);line-height:1.7}

/* ── Audit Log ── */
.audit-entry{display:flex;gap:12px;padding:10px 0;border-bottom:1px solid var(--border);font-size:12px}
.audit-entry:last-child{border-bottom:none}
.audit-ts{color:var(--text3);white-space:nowrap;font-family:monospace;flex-shrink:0;font-size:11px}
.audit-actor{font-weight:600;flex-shrink:0;min-width:120px}
.audit-action{color:var(--text2);flex:1}
.audit-obj{color:var(--blue);font-weight:500;text-align:right}

/* ── Dashboard ── */
.pipeline-flow{display:flex;align-items:center;overflow-x:auto;padding:4px 0;margin-bottom:20px}
.flow-step{display:flex;align-items:center}
.flow-box{padding:6px 14px;border-radius:20px;font-size:11px;font-weight:600;white-space:nowrap;border:1px solid var(--border2);color:var(--text3);background:var(--surface2);transition:all .25s}
.flow-box.done{background:var(--green-light);color:var(--green);border-color:rgba(47,158,68,.3)}
.flow-arrow{font-size:12px;color:var(--text3);margin:0 4px;flex-shrink:0}

/* ── Misc ── */
.file-pill{display:inline-flex;align-items:center;gap:8px;background:var(--surface2);border:1px solid var(--border);border-radius:var(--radius);padding:8px 14px;font-size:12px;margin-top:12px}
.divider{height:1px;background:var(--border);margin:16px 0}
.tag-row{display:flex;gap:6px;flex-wrap:wrap;margin-bottom:12px}
.text-success{color:var(--green)}
.text-danger{color:var(--red)}

/* ── Responsive ── */
@media(max-width:768px){
  .main{flex-direction:column;height:auto}
  .sidebar{width:100%;min-width:0;border-right:none;border-bottom:1px solid var(--border);flex-direction:row;overflow-x:auto;padding:8px 0;flex-wrap:nowrap}
  .sidebar-section{display:none}
  .nav-step{flex-direction:column;align-items:center;min-width:72px;padding:8px;border-left:none;border-bottom:3px solid transparent}
  .nav-step.active{border-bottom-color:var(--blue);border-left:none;background:none}
  .step-desc{display:none}
  .grid2,.grid3,.grid4{grid-template-columns:1fr}
}

/* ── Unmatched Materials Panel ── */
.unmatched-row{background:#fff;border:1px solid #ffe066;border-radius:var(--radius);padding:14px;margin-bottom:12px;position:relative}
.unmatched-row:last-child{margin-bottom:0}
.um-tag{position:absolute;top:10px;right:12px;font-size:10px;font-weight:600;color:var(--amber);background:#fff9db;border:1px solid #ffe066;border-radius:20px;padding:2px 8px}
.um-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:10px;margin-top:4px}
.um-field{display:flex;flex-direction:column;gap:4px}
.um-field label{font-size:11px;font-weight:600;color:var(--text3);text-transform:uppercase;letter-spacing:.04em}

/* ── Editable Price Input ── */
.price-edit-input{width:100%;padding:5px 8px;border:1px solid var(--border2);border-radius:var(--radius);font-size:13px;font-weight:500;background:var(--surface);color:var(--text);font-family:inherit;text-align:right;transition:border-color .15s,box-shadow .15s}
.price-edit-input:hover{border-color:var(--blue)}
.price-edit-input:focus{outline:none;border-color:var(--blue);box-shadow:0 0 0 3px rgba(59,154,232,.18);background:#fff}
.price-edit-input::-webkit-inner-spin-button,.price-edit-input::-webkit-outer-spin-button{opacity:0}
.price-edit-input:focus::-webkit-inner-spin-button,.price-edit-input:focus::-webkit-outer-spin-button{opacity:1}

/* ── AI Disclaimer & Confidence ── */
.ai-disclaimer{display:flex;gap:8px;align-items:flex-start;background:#fff8e1;border:1px solid #ffe082;border-radius:var(--radius);padding:7px 12px;margin-bottom:12px;font-size:10px;color:#7a5c3a;line-height:1.4;opacity:0.85}
.ai-disc-icon{font-size:15px;flex-shrink:0;margin-top:1px;color:#e67700}
.ai-conf-badge{display:inline-flex;align-items:center;position:relative;background:var(--surface2);border:1px solid var(--border);border-radius:20px;padding:3px 10px 3px 6px;overflow:hidden;font-size:11px;gap:6px;cursor:help}
.ai-conf-bar{position:absolute;left:0;top:0;bottom:0;background:var(--conf-color);opacity:.15;border-radius:20px;transition:width .4s ease}
.ai-conf-label{position:relative;color:var(--text2)}
.ai-conf-label strong{color:var(--conf-color)}
.ai-panel-hd{font-size:12px;font-weight:600;text-transform:uppercase;letter-spacing:.06em;color:var(--text3);margin-bottom:10px;display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:6px}

/* ── Vendor Summary Cards ── */
.vendor-summary-grid{display:flex;flex-direction:column;gap:12px}
.vendor-summary-card{border:1px solid var(--border);border-radius:var(--radius-lg);padding:16px;background:var(--surface);transition:box-shadow .15s}
.vendor-summary-card:hover{box-shadow:var(--shadow-lg)}
.vendor-card-l1{border-color:#003087;background:linear-gradient(135deg,#f0f5ff 0%,#ffffff 100%)}
.vendor-card-header{display:flex;align-items:center;gap:12px;margin-bottom:12px}
.vendor-card-rank{padding:4px 10px;border-radius:20px;color:#fff;font-size:11px;font-weight:700;flex-shrink:0}
.vendor-card-name{flex:1;display:flex;flex-direction:column;gap:2px}
.vendor-card-price{text-align:right;font-size:15px;font-weight:700;flex-shrink:0;line-height:1.3}
.vendor-score-bar-row{display:flex;gap:12px;margin-bottom:12px;flex-wrap:wrap}
.vendor-score-item{display:flex;align-items:center;gap:6px;font-size:11px;color:var(--text3);flex:1;min-width:120px}
.vscore-track{flex:1;height:6px;background:var(--surface3);border-radius:3px;overflow:hidden}
.vscore-fill{height:100%;border-radius:3px;transition:width .4s ease}
.vendor-bullets{display:flex;flex-direction:column;gap:5px}
.vendor-bullet{font-size:12px;color:var(--text2);line-height:1.4;padding-left:2px}
.vendor-card-recommend{margin-top:10px;padding:7px 12px;background:linear-gradient(90deg,#e8f0fe,#f0f7ff);border-left:3px solid #003087;border-radius:4px;font-size:11.5px;font-weight:600;color:#003087}