/* BookPangs iTracking – black & white operational theme */
:root{--bg:#fff;--fg:#0a0a0a;--muted:#666;--line:#e3e3e3;--line2:#cfcfcf;--soft:#f6f6f6;--side:#0a0a0a;--sidefg:#fff;
--green:#127a3a;--red:#c21d1d;--amber:#a86a00;--blue:#1c4fb8;--teal:#0d7a7a;--orange:#c4520a;--purple:#6b3fa0}
*{box-sizing:border-box}
html,body{margin:0;background:var(--bg);color:var(--fg);font:14px/1.45 "Inter",-apple-system,"Segoe UI",Roboto,Arial,sans-serif}
a{color:var(--fg)}
h1{font-size:22px;margin:0 0 4px;letter-spacing:-.01em}h2{font-size:16px;margin:0 0 10px}h3{font-size:14px;margin:0 0 8px}
.muted{color:var(--muted)}.small{font-size:12px}.mono{font-family:ui-monospace,Menlo,Consolas,monospace;font-size:12.5px}
.layout{display:flex;min-height:100vh}
.sidebar{width:236px;flex:none;background:var(--side);color:var(--sidefg);display:flex;flex-direction:column;position:sticky;top:0;height:100vh}
.brand{padding:20px 18px 16px;border-bottom:1px solid #222}.brand b{display:block;font-size:16px;letter-spacing:.02em}.brand span{font-size:11px;color:#999;text-transform:uppercase;letter-spacing:.12em}
.nav{flex:1;overflow-y:auto;padding:10px 0}
.nav a{display:flex;align-items:center;gap:10px;padding:9px 18px;color:#cfcfcf;text-decoration:none;border-left:3px solid transparent}
.nav a:hover{color:#fff;background:#151515}.nav a.on{color:#fff;background:#1d1d1d;border-left-color:#fff;font-weight:600}
.nav .num{margin-left:auto;background:#fff;color:#000;border-radius:10px;font-size:11px;padding:0 7px;font-weight:700}
.sidefoot{border-top:1px solid #222;padding:12px 18px}.sidefoot .who{font-size:12px;color:#aaa;margin-bottom:8px}
.sidefoot .who a{color:#ddd}
.sidefoot button{width:100%;background:#fff;color:#000;border:0;padding:9px;font-weight:600;cursor:pointer;border-radius:4px}
.main{flex:1;min-width:0;padding:22px 28px 60px}
.topbar{display:flex;align-items:flex-start;justify-content:space-between;gap:16px;margin-bottom:18px;flex-wrap:wrap}
.actions{display:flex;gap:8px;flex-wrap:wrap;align-items:center}
.btn{display:inline-flex;align-items:center;gap:6px;padding:7px 13px;border:1px solid var(--fg);background:var(--fg);color:#fff;border-radius:4px;text-decoration:none;font-size:13px;font-weight:600;cursor:pointer;white-space:nowrap}
.btn:hover{opacity:.88}.btn.ghost{background:#fff;color:var(--fg)}.btn.sm{padding:4px 9px;font-size:12px}.btn.danger{background:var(--red);border-color:var(--red)}
.card{border:1px solid var(--line2);border-radius:6px;background:#fff;padding:16px;margin-bottom:16px}
.grid{display:grid;gap:16px}.g2{grid-template-columns:repeat(2,minmax(0,1fr))}.g3{grid-template-columns:repeat(3,minmax(0,1fr))}.g4{grid-template-columns:repeat(4,minmax(0,1fr))}
.split{display:grid;grid-template-columns:minmax(0,1fr) 360px;gap:16px}
@media(max-width:1200px){.split{grid-template-columns:1fr}.g4{grid-template-columns:repeat(2,1fr)}}
@media(max-width:800px){.layout{flex-direction:column}.sidebar{width:100%;height:auto;position:static}.g2,.g3,.g4{grid-template-columns:1fr}.main{padding:16px}}
.stat{border:1px solid var(--fg);border-radius:6px;padding:14px 16px;text-decoration:none;display:block}
.stat .v{font-size:28px;font-weight:700;letter-spacing:-.02em}.stat .l{font-size:12px;text-transform:uppercase;letter-spacing:.06em;color:var(--muted)}
.stat.dark{background:var(--fg);color:#fff}.stat.dark .l{color:#bbb}
table{width:100%;border-collapse:collapse}
th{text-align:left;font-size:11.5px;text-transform:uppercase;letter-spacing:.05em;color:#fff;background:var(--fg);padding:8px 10px;white-space:nowrap}
td{padding:8px 10px;border-bottom:1px solid var(--line);vertical-align:top}
tr:hover td{background:var(--soft)}
.tablewrap{overflow-x:auto;border:1px solid var(--line2);border-radius:6px}
.tablewrap table{min-width:900px}
.kv td:first-child{width:170px;color:var(--muted);font-size:12.5px}
.kv tr:hover td{background:none}
.badge{display:inline-block;padding:2px 8px;border-radius:11px;font-size:11.5px;font-weight:700;white-space:nowrap;border:1px solid currentColor}
.b-green{color:var(--green);background:#e9f6ee}.b-red{color:var(--red);background:#fdeceb}.b-amber{color:var(--amber);background:#fdf4e2}
.b-blue{color:var(--blue);background:#eaf0fc}.b-teal{color:var(--teal);background:#e5f5f5}.b-orange{color:var(--orange);background:#fdefe5}
.b-purple{color:var(--purple);background:#f2ecf9}.b-grey{color:#555;background:#f1f1f1}
.filters{display:flex;flex-wrap:wrap;gap:8px;align-items:flex-end;margin-bottom:14px;padding:12px;border:1px solid var(--line2);border-radius:6px;background:var(--soft)}
.filters label{display:flex;flex-direction:column;font-size:11px;text-transform:uppercase;letter-spacing:.05em;color:var(--muted);gap:3px}
input,select,textarea{font:inherit;border:1px solid var(--line2);border-radius:4px;padding:7px 9px;background:#fff;color:var(--fg);max-width:100%}
input:focus,select:focus,textarea:focus{outline:2px solid var(--fg);outline-offset:-1px;border-color:var(--fg)}
textarea{width:100%;min-height:90px;resize:vertical}
.form{display:grid;gap:12px}.form label{display:flex;flex-direction:column;gap:4px;font-weight:600;font-size:12.5px}
.form label.inline{flex-direction:row;align-items:center;gap:8px;font-weight:500}
.form .row{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:12px}
.help{font-weight:400;color:var(--muted);font-size:12px}
.tabs{display:flex;gap:0;border-bottom:2px solid var(--fg);margin-bottom:14px;flex-wrap:wrap}
.tabs a{padding:8px 14px;text-decoration:none;font-weight:600;color:var(--muted);border:1px solid transparent;border-bottom:0;margin-bottom:-2px}
.tabs a.on{color:#fff;background:var(--fg)}
.flash{padding:10px 14px;border-radius:4px;margin-bottom:14px;border:1px solid var(--fg);font-weight:500}
.flash.err{border-color:var(--red);color:var(--red);background:#fdeceb}.flash.warn{border-color:var(--amber);color:var(--amber);background:#fdf4e2}
.flash.ok{background:#f2f2f2}
.pager{display:flex;gap:6px;align-items:center;margin-top:12px}
.timeline{list-style:none;margin:0;padding:0;border-left:2px solid var(--fg);margin-left:6px}
.timeline li{position:relative;padding:0 0 14px 16px}
.timeline li:before{content:"";position:absolute;left:-6px;top:4px;width:10px;height:10px;background:#fff;border:2px solid var(--fg);border-radius:50%}
.timeline li.ev-email_in:before{background:var(--blue);border-color:var(--blue)}.timeline li.ev-email_out:before,.timeline li.ev-email_initial:before{background:var(--fg)}
.timeline li.ev-tracking_update:before{background:var(--teal);border-color:var(--teal)}.timeline li.ev-carrier_closed:before,.timeline li.ev-email_failed:before{background:var(--red);border-color:var(--red)}
.timeline li.ev-ai_draft:before{background:var(--purple);border-color:var(--purple)}.timeline li.ev-status_change:before{background:var(--orange);border-color:var(--orange)}
.timeline .t{font-size:11.5px;color:var(--muted)}
.mail{border:1px solid var(--line2);border-radius:6px;margin-bottom:12px;overflow:hidden}
.mail.in{border-left:4px solid var(--blue)}.mail.out{border-left:4px solid var(--fg)}.mail.failed{border-left:4px solid var(--red)}
.mail .h{background:var(--soft);padding:9px 12px;font-size:12.5px;display:flex;justify-content:space-between;gap:10px;flex-wrap:wrap}
.mail .b{padding:12px;white-space:pre-wrap;word-break:break-word;font-size:13.5px;max-height:420px;overflow:auto}
details summary{cursor:pointer;font-weight:600}
.empty{padding:24px;text-align:center;color:var(--muted)}
.login{min-height:100vh;display:grid;place-items:center;background:var(--fg)}
.login .box{width:360px;background:#fff;padding:32px;border-radius:6px}
.chips{display:flex;flex-wrap:wrap;gap:6px}.chip{border:1px solid var(--fg);border-radius:12px;padding:1px 9px;font-size:12px}
.bar{height:8px;background:var(--line);border-radius:4px;overflow:hidden}.bar i{display:block;height:100%;background:var(--fg)}
.right{text-align:right}.nowrap{white-space:nowrap}.mt{margin-top:12px}.mb0{margin-bottom:0}
code{background:var(--soft);padding:1px 5px;border-radius:3px;font-size:12px}