/* PitStop UI — flat, warm-neutral surfaces, orange accent. Light + dark via tokens (no color-mix: keeps image/PDF export working). */
:root{
  --bg:#f6f5f2;--card:#fff;--ink:#1f1c18;--ink-2:#4a453e;--muted:#6c665d;--line:#e6e3dd;--line-2:#d6d2ca;--hover:#f1efea;--input:#fbfaf8;
  --accent:#d9480f;--accent-d:#bf3f0c;--accent-soft:#fdeee5;--accent-ink:#a63a0a;--on-accent:#fff;
  --ok:#2b7a3a;--ok-bg:#e4f3e7;--warn:#a65a00;--warn-bg:#fcefd9;--bad:#b92b2b;--bad-bg:#fbe5e3;
  --radius:12px;--side:248px;color-scheme:light;
}
@media (prefers-color-scheme:dark){:root:not([data-theme="light"]){
  --bg:#151412;--card:#1e1c19;--ink:#efece6;--ink-2:#cfc9bf;--muted:#a29b90;--line:#2f2c27;--line-2:#413d36;--hover:#262420;--input:#191816;
  --accent:#ff7a2e;--accent-d:#ff9355;--accent-soft:#33200f;--accent-ink:#ffa06a;--on-accent:#1a0c02;
  --ok:#6fcf80;--ok-bg:#1c3022;--warn:#f2b255;--warn-bg:#362a14;--bad:#ff8a7a;--bad-bg:#3a1f1c;color-scheme:dark}}
:root[data-theme="dark"]{
  --bg:#151412;--card:#1e1c19;--ink:#efece6;--ink-2:#cfc9bf;--muted:#a29b90;--line:#2f2c27;--line-2:#413d36;--hover:#262420;--input:#191816;
  --accent:#ff7a2e;--accent-d:#ff9355;--accent-soft:#33200f;--accent-ink:#ffa06a;--on-accent:#1a0c02;
  --ok:#6fcf80;--ok-bg:#1c3022;--warn:#f2b255;--warn-bg:#362a14;--bad:#ff8a7a;--bad-bg:#3a1f1c;color-scheme:dark}

*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;font:16px/1.5 -apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;background:var(--bg);color:var(--ink)}
a{color:var(--accent-ink);text-decoration:none}a:hover{text-decoration:underline}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px;border-radius:6px}
.skip{position:absolute;left:-999px;top:8px;background:var(--card);padding:8px 12px;border-radius:8px;z-index:50}.skip:focus{left:8px}
.ic{width:20px;height:20px;flex:none}
h1{font-size:24px;line-height:1.25;margin:0;font-weight:700;letter-spacing:-.01em}
h2{font-size:16px;margin:0 0 12px;font-weight:650}
.muted{color:var(--muted)}.small{font-size:14px}.right{text-align:right}.inline{display:inline}
.pos{color:var(--ok)}.neg{color:var(--bad)}

/* ---------- shell ---------- */
.app{display:grid;grid-template-columns:var(--side) minmax(0,1fr);min-height:100vh}
.side{position:sticky;top:0;height:100vh;overflow:auto;display:flex;flex-direction:column;gap:18px;padding:20px 14px;background:var(--card);border-right:1px solid var(--line)}
.side .logo{display:block;padding:2px 8px}.logo img{display:block;height:36px;width:auto}
.side nav{display:flex;flex-direction:column;gap:16px;flex:1}
.navgrp{display:flex;flex-direction:column;gap:2px}
.navttl{font-size:12px;font-weight:600;letter-spacing:.06em;text-transform:uppercase;color:var(--muted);padding:0 12px 4px}
.navlink{display:flex;align-items:center;gap:12px;min-height:42px;padding:8px 12px;border-radius:10px;color:var(--ink-2);font-weight:500;font-size:15px;background:none;border:0;font-family:inherit;cursor:pointer;width:100%;text-align:left;transition:background .15s,color .15s}
.navlink:hover{background:var(--hover);text-decoration:none;color:var(--ink)}
.navlink.on{background:var(--accent-soft);color:var(--accent-ink);font-weight:650}
.navlink .badge{margin-left:auto}
.navlink.theme{color:var(--muted)}
.badge{background:var(--bad);color:#fff;border-radius:99px;font-size:12px;font-weight:600;padding:1px 8px;line-height:1.5}
.content{min-width:0}
main{max-width:1120px;margin:0 auto;padding:28px 32px 80px}
.mtop,.tabbar,.sheet{display:none}

/* ---------- page header ---------- */
.head{display:flex;justify-content:space-between;align-items:center;gap:12px;margin-bottom:20px;flex-wrap:wrap}
.back{display:inline-flex;align-items:center;gap:2px;margin:0 0 10px -4px;padding:4px 8px 4px 2px;color:var(--muted);font-size:14px;border-radius:8px}
.back:hover{color:var(--ink);background:var(--hover);text-decoration:none}.back .ic{width:18px;height:18px}
.actions{display:flex;gap:8px;flex-wrap:wrap;align-items:center}

/* ---------- surfaces ---------- */
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:20px;margin-bottom:20px}
.grid{display:grid;gap:16px}.g4{grid-template-columns:repeat(auto-fit,minmax(200px,1fr))}.g2{grid-template-columns:repeat(auto-fit,minmax(min(100%,340px),1fr))}
.two{display:grid;grid-template-columns:minmax(0,2fr) minmax(0,1fr);gap:20px;align-items:start}
.stat{display:flex;flex-direction:column-reverse;gap:2px}
.stat .l{color:var(--muted);font-size:14px}.stat .n{font-size:28px;font-weight:700;line-height:1.2;letter-spacing:-.01em}
.tiles{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:12px;margin-bottom:20px}
.tile{display:flex;align-items:center;gap:12px;padding:14px 16px;background:var(--card);border:1px solid var(--line);border-radius:var(--radius);color:var(--ink);font-weight:550;transition:border-color .15s,background .15s}
.tile:hover{border-color:var(--accent);text-decoration:none;background:var(--accent-soft)}
.tile .ic{color:var(--accent);width:22px;height:22px}
a.card:hover{border-color:var(--accent);text-decoration:none}
.empty{color:var(--muted);text-align:center;padding:32px 16px}

/* ---------- tables ---------- */
.tbl{overflow-x:auto}
table{width:100%;border-collapse:collapse}
th{text-align:left;font-size:12px;text-transform:uppercase;letter-spacing:.05em;color:var(--muted);font-weight:600;white-space:nowrap}
th,td{padding:12px 12px;border-bottom:1px solid var(--line);vertical-align:middle}
tr:last-child td{border-bottom:0}
tbody tr{transition:background .12s}tbody tr:hover{background:var(--hover)}

/* ---------- buttons ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:40px;border:1px solid var(--line-2);background:var(--card);color:var(--ink);padding:8px 16px;border-radius:10px;font:inherit;font-weight:550;cursor:pointer;transition:background .15s,border-color .15s;white-space:nowrap}
.btn:hover{background:var(--hover);text-decoration:none}
.btn.primary{background:var(--accent);border-color:var(--accent);color:var(--on-accent)}.btn.primary:hover{background:var(--accent-d);border-color:var(--accent-d)}
.btn.danger{color:var(--bad)}.btn.danger:hover{background:var(--bad-bg)}
.btn.sm{min-height:34px;padding:4px 12px;font-size:14px}.btn.block{width:100%}
.btn:disabled{opacity:.6;cursor:wait}
.btn .ic{width:18px;height:18px}

/* ---------- forms ---------- */
input,select,textarea{font:inherit;color:var(--ink);background:var(--input);border:1px solid var(--line-2);border-radius:10px;padding:10px 12px;width:100%;min-height:42px;transition:border-color .15s,box-shadow .15s}
input:focus,select:focus,textarea:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-soft)}
input::placeholder,textarea::placeholder{color:var(--muted);opacity:.8}
label{display:block;font-size:14px;font-weight:550;color:var(--ink-2);margin-bottom:6px}
select{appearance:none;-webkit-appearance:none;padding-right:38px;cursor:pointer;
 background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1.5l5 5 5-5' fill='none' stroke='%238a847a' stroke-width='1.8' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
 background-repeat:no-repeat;background-position:right 14px center;background-size:12px 8px}
input[type=checkbox]{width:18px;height:18px;min-height:0;accent-color:var(--accent);padding:0}
.form{display:grid;grid-template-columns:repeat(auto-fit,minmax(210px,1fr));gap:16px}.form .full{grid-column:1/-1}
.row{display:flex;gap:10px;align-items:end;flex-wrap:wrap}.row>*{flex:1;min-width:120px}.row>.btn{flex:0 0 auto}
.filters{display:flex;gap:10px;margin-bottom:16px;flex-wrap:wrap;align-items:center}
.filters input{max-width:280px}.filters select{max-width:200px}
.filters label{display:flex;gap:8px;align-items:center;margin:0;color:var(--ink);font-weight:450}
.checks{display:flex;flex-wrap:wrap;gap:10px 20px}.chk{display:flex;align-items:center;gap:8px;margin:0;color:var(--ink);font-weight:450}
.part-row{display:grid;grid-template-columns:minmax(0,1fr) 110px auto;gap:10px;align-items:center;margin-bottom:10px}
.parts{display:grid;grid-template-columns:1fr 100px;gap:8px 14px;align-items:center;max-height:360px;overflow:auto;padding-right:4px}
.lines td{padding:8px 6px}.lines th{padding:8px 6px}

/* ---------- status ---------- */
.pill{display:inline-block;font-size:12px;border-radius:99px;padding:2px 10px;font-weight:650;line-height:1.5}
.pill.ok,.pill.paid{background:var(--ok-bg);color:var(--ok)}
.pill.low,.pill.unpaid{background:var(--warn-bg);color:var(--warn)}
.pill.out{background:var(--bad-bg);color:var(--bad)}
.pill.void{background:var(--hover);color:var(--muted)}
.flash{padding:12px 16px;border-radius:10px;margin-bottom:18px;border:1px solid var(--line);border-left-width:4px;background:var(--card)}
.flash.ok{border-left-color:var(--ok);background:var(--ok-bg)}.flash.error{border-left-color:var(--bad);background:var(--bad-bg)}

/* ---------- settings chips ---------- */
.chips{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:14px}
.chip{background:var(--hover);border:1px solid var(--line);border-radius:99px;padding:3px 4px 3px 14px;display:flex;align-items:center;gap:6px;font-size:15px}
.chip form{margin:0}.chip button{border:0;background:none;color:var(--muted);cursor:pointer;font-size:18px;line-height:1;min-width:32px;min-height:32px;border-radius:99px}
.chip button:hover{color:var(--bad);background:var(--bad-bg)}

/* ---------- invoice ---------- */
.totals{margin-left:auto;max-width:300px}.totals div{display:flex;justify-content:space-between;padding:4px 0}
.totals .big{font-size:18px;font-weight:700;border-top:1px solid var(--line);margin-top:6px;padding-top:10px}
.invoice{max-width:760px;margin:0 auto}
.invoice .top{display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap;margin-bottom:24px}
.invoice .logo,.invoice img.logo{display:block;height:64px;width:auto}

/* ---------- mobile ---------- */
@media (max-width:900px){
  .app{display:block}.side{display:none}
  .mtop{display:flex;justify-content:space-between;align-items:center;gap:12px;padding:10px 16px;background:var(--card);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:20}
  .mtop .logo img{height:30px}
  main{padding:16px 16px calc(96px + env(safe-area-inset-bottom))}
  h1{font-size:22px}
  .two{grid-template-columns:1fr}
  .card{padding:16px}
  .tabbar{display:grid;grid-template-columns:repeat(5,1fr);position:fixed;left:0;right:0;bottom:0;z-index:30;background:var(--card);border-top:1px solid var(--line);padding:6px 6px calc(6px + env(safe-area-inset-bottom))}
  .tab{position:relative;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:2px;min-height:52px;border-radius:10px;color:var(--muted);font:inherit;font-size:12px;font-weight:550;background:none;border:0;cursor:pointer}
  .tab:hover{text-decoration:none;color:var(--ink)}.tab.on{color:var(--accent-ink);background:var(--accent-soft)}
  .tab .dot{position:absolute;top:6px;right:calc(50% - 16px);width:8px;height:8px;border-radius:50%;background:var(--bad)}
  .sheet{position:fixed;left:12px;right:12px;bottom:calc(76px + env(safe-area-inset-bottom));z-index:40;background:var(--card);border:1px solid var(--line-2);border-radius:14px;padding:8px;box-shadow:0 8px 30px rgba(0,0,0,.18)}
  .sheet:not([hidden]){display:block}
  .sheet a,.sheet button{display:flex;align-items:center;gap:12px;width:100%;min-height:48px;padding:10px 12px;border-radius:10px;color:var(--ink);font:inherit;font-weight:550;background:none;border:0;cursor:pointer;text-align:left}
  .sheet a:hover,.sheet button:hover{background:var(--hover);text-decoration:none}
  .hide-sm{display:none}
  .filters input,.filters select{max-width:none;flex:1 1 150px}
  .btn{min-height:44px}.btn.sm{min-height:38px}
  .stat .n{font-size:24px}
}
@media (prefers-reduced-motion:reduce){*{transition:none!important;animation:none!important;scroll-behavior:auto!important}}

/* ---------- print ---------- */
@media print{
  .no-print,.side,.mtop,.tabbar,.sheet{display:none!important}
  .app{display:block}body{background:#fff;color:#000}main{padding:0;max-width:none}
  .card{border:0;padding:0}.invoice .logo{-webkit-print-color-adjust:exact;print-color-adjust:exact}
  :root{--ink:#000;--muted:#555;--line:#ccc;--bg:#fff;--card:#fff}
}
.nw{white-space:nowrap}
.filters label{white-space:nowrap}

/* ---------- invoice (v3) ---------- */
.invoice{padding:40px 44px 36px;max-width:760px}
.inv-head{display:flex;justify-content:space-between;align-items:flex-start;gap:24px;margin-bottom:32px}
.inv-head .logo{height:60px;width:auto;display:block}
.inv-meta{text-align:right;line-height:1.5}.inv-title{font-size:20px;font-weight:700;letter-spacing:.08em}
.inv-info{display:grid;grid-template-columns:1fr;gap:20px;margin-bottom:28px;text-align:left}
.invoice h3{font-size:12px;text-transform:uppercase;letter-spacing:.07em;color:var(--muted);font-weight:650;margin:0 0 6px}
.kv{display:grid;grid-template-columns:150px 1fr;gap:4px 16px;margin:0}.kv dt{color:var(--muted)}.kv dd{margin:0;font-weight:550}
.inv-sec{margin-bottom:22px}.inv-sec h3{font-size:13px;color:var(--ink);margin-bottom:4px;padding-bottom:6px;border-bottom:2px solid var(--accent);display:inline-block}
.inv-sec table th:first-child,.inv-sec table td:first-child{padding-left:0}.inv-sec table th:last-child,.inv-sec table td:last-child{padding-right:0}
.inv-sec tfoot td{border-bottom:0;border-top:1px solid var(--line)}
.inv-thanks{text-align:center;margin:28px 0 0}
#shareHint{margin:-8px 0 16px}
.menu{position:relative}.menu summary{list-style:none}.menu summary::-webkit-details-marker{display:none}
.menu[open] summary{background:var(--hover)}
.menu-list{position:absolute;right:0;top:calc(100% + 6px);min-width:190px;z-index:25;background:var(--card);border:1px solid var(--line-2);border-radius:12px;padding:6px;box-shadow:0 8px 24px rgba(0,0,0,.16)}
.menu-list button{display:block;width:100%;text-align:left;min-height:42px;padding:8px 12px;border:0;border-radius:8px;background:none;color:var(--ink);font:inherit;font-weight:550;cursor:pointer}
.menu-list button:hover{background:var(--hover)}
@media (max-width:900px){.invoice{padding:24px 20px}.kv{grid-template-columns:120px 1fr}.inv-head .logo{height:48px}}
@media print{.invoice{padding:24px 8px}.invoice,.invoice .card{background:#fff;color:#000}}
.inv-sec table{table-layout:fixed}.inv-sec th:nth-child(2){width:70px}.inv-sec th:nth-child(3){width:120px}.inv-sec th:nth-child(4){width:130px}
.pill.partial{background:var(--warn-bg);color:var(--warn)}
.lines tr.sub td:nth-child(2) input{margin-left:0}.lines tr.sub td:first-child select{opacity:.75}.lines tr.sub{background:var(--hover)}
.totals .due{color:var(--accent-ink)}