/* ---------- Tokens ---------- */
:root {
  --bg:#f4f5f8; --card:#ffffff; --ink:#1f2433; --muted:#6c7488; --line:#e6e8ef;
  --brand:#7a1212; --brand-2:#9c2323; --brand-ink:#ffffff; --brand-soft:#f8ecec;
  --ok:#1b7f4b; --warn:#b36b00; --danger:#b42318;
  --radius:12px; --shadow:0 1px 2px rgba(20,25,40,.04), 0 6px 20px rgba(20,25,40,.06);
  --ease:cubic-bezier(.2,.7,.2,1);
}
@media (prefers-color-scheme: dark) {
  :root { --bg:#12151b; --card:#1b2029; --ink:#e9ecf3; --muted:#9aa3b6; --line:#2a3140;
    --brand:#c95555; --brand-2:#b84545; --brand-soft:#2b1c1e;
    --shadow:0 1px 2px rgba(0,0,0,.3), 0 8px 24px rgba(0,0,0,.25); }
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin:0; font:15px/1.5 system-ui,-apple-system,"Segoe UI",Roboto,sans-serif; background:var(--bg); color:var(--ink); -webkit-font-smoothing:antialiased; }
::selection { background:var(--brand-soft); color:var(--brand); }
a { color:var(--brand); text-decoration:none; transition:color .15s; } a:hover { text-decoration:underline; }

/* ---------- Header + menu ---------- */
.top { position:sticky; top:0; z-index:20; display:flex; align-items:center; gap:16px; padding:10px 22px; background:var(--card); border-bottom:1px solid var(--line); box-shadow:0 1px 0 rgba(0,0,0,.02); flex-wrap:wrap; }
.brand { display:flex; align-items:center; gap:10px; font-weight:800; font-size:17px; letter-spacing:-.01em; color:var(--ink); }
.brand::before { content:"F"; display:inline-flex; align-items:center; justify-content:center; width:28px; height:28px; border-radius:8px; color:#fff; font-size:15px; background:linear-gradient(135deg,var(--brand-2),var(--brand)); box-shadow:0 2px 6px rgba(122,18,18,.35); }
.switcher { display:flex; align-items:center; gap:8px; margin-left:8px; padding:3px 4px 3px 12px; border:1px solid var(--line); border-radius:99px; background:var(--bg); }
.switcher label { margin:0; color:var(--muted); font-size:12px; white-space:nowrap; }
.switcher select { margin:0; width:auto; border:0; background:transparent; font-weight:600; padding:5px 8px; border-radius:99px; cursor:pointer; }
.top .right { margin-left:auto; display:flex; align-items:center; gap:6px; }
.top .right a { padding:6px 12px; border-radius:8px; color:var(--ink); font-weight:600; font-size:14px; }
.top .right a:hover { background:var(--bg); text-decoration:none; }

.menu { display:flex; gap:4px; padding:8px 16px; background:var(--card); border-bottom:1px solid var(--line); overflow-x:auto; scrollbar-width:thin; }
.menu a { padding:7px 14px; border-radius:99px; color:var(--muted); font-weight:600; font-size:14px; white-space:nowrap; transition:background .15s, color .15s; }
.menu a:hover { background:var(--bg); color:var(--ink); text-decoration:none; }
.menu a.on { background:var(--brand-soft); color:var(--brand); }

main { max-width:1100px; margin:26px auto; padding:0 18px 70px; animation:rise .35s var(--ease) both; }
@keyframes rise { from { opacity:0; transform:translateY(8px); } to { opacity:1; transform:none; } }
h1 { font-size:23px; margin:0; letter-spacing:-.015em; font-weight:750; } h2 { font-size:16px; margin:20px 0 10px; font-weight:700; }
.pagehead { display:flex; align-items:center; justify-content:space-between; gap:12px; margin-bottom:18px; flex-wrap:wrap; }

/* ---------- Cards ---------- */
.card { background:var(--card); border:1px solid var(--line); border-radius:var(--radius); padding:20px; margin-bottom:18px; box-shadow:var(--shadow); }
.card h2:first-child { margin-top:0; }
.narrow { max-width:560px; }

/* ---------- Forms ---------- */
label { display:block; margin:0 0 14px; font-size:13px; font-weight:600; color:var(--muted); }
label.chk { display:flex; align-items:center; gap:8px; color:var(--ink); font-size:14px; font-weight:500; }
input, select, textarea { display:block; width:100%; margin-top:5px; padding:9px 12px; font:inherit; font-weight:400; color:var(--ink); background:var(--card); border:1px solid var(--line); border-radius:9px; transition:border-color .15s, box-shadow .15s; }
input:hover, select:hover, textarea:hover { border-color:#c9ceda; }
input[type=checkbox] { width:auto; margin:0; accent-color:var(--brand); } input[type=color] { padding:3px; height:40px; cursor:pointer; }
input[type=file] { padding:7px; font-size:13px; }
textarea { resize:vertical; }
input:focus, select:focus, textarea:focus { outline:none; border-color:var(--brand); box-shadow:0 0 0 3px rgba(122,18,18,.14); }
.formgrid { display:grid; grid-template-columns:repeat(auto-fit,minmax(220px,1fr)); gap:0 18px; }
.grid2 { display:grid; grid-template-columns:repeat(auto-fit,minmax(380px,1fr)); gap:18px; }

/* ---------- Buttons ---------- */
.btn { display:inline-block; padding:9px 16px; font:inherit; font-weight:650; font-size:14px; color:var(--ink); background:var(--card); border:1px solid var(--line); border-radius:9px; cursor:pointer; width:auto; margin:0; box-shadow:0 1px 1px rgba(20,25,40,.04); transition:transform .12s var(--ease), box-shadow .15s, background .15s, border-color .15s; }
.btn:hover { text-decoration:none; background:var(--bg); border-color:#c9ceda; box-shadow:0 3px 8px rgba(20,25,40,.08); transform:translateY(-1px); }
.btn:active { transform:translateY(0); box-shadow:none; }
.btn:focus-visible { outline:3px solid rgba(122,18,18,.25); outline-offset:2px; }
.btn.sm { padding:4px 11px; font-size:13px; }
.btn.primary { background:linear-gradient(180deg,var(--brand-2),var(--brand)); color:var(--brand-ink); border-color:var(--brand); box-shadow:0 2px 8px rgba(122,18,18,.28); }
.btn.primary:hover { background:linear-gradient(180deg,var(--brand-2),var(--brand)); filter:brightness(1.08); box-shadow:0 4px 14px rgba(122,18,18,.35); }
.btn.ok { background:var(--ok); color:#fff; border-color:var(--ok); } .btn.ok:hover { background:var(--ok); filter:brightness(1.08); }
.btn.danger { color:var(--danger); border-color:rgba(180,35,24,.35); } .btn.danger:hover { background:rgba(180,35,24,.07); border-color:var(--danger); }
form.inline { display:inline; }
.actionsbar { display:flex; gap:8px; flex-wrap:wrap; margin:0 0 16px; align-items:center; } .actionsbar select { width:auto; margin:0; }

/* ---------- Tables ---------- */
.tablewrap { overflow-x:auto; padding:0; }
.tbl { width:100%; border-collapse:collapse; } .card > .tbl { margin:10px 0; }
.tbl th, .tbl td { text-align:left; padding:11px 14px; border-bottom:1px solid var(--line); vertical-align:top; }
.tbl th { font-size:11.5px; text-transform:uppercase; color:var(--muted); letter-spacing:.06em; font-weight:700; background:rgba(120,130,150,.05); }
.tbl tr:last-child td { border-bottom:0; }
.tablewrap .tbl tr:hover td, .grid2 .tbl tr:hover td { background:rgba(120,130,150,.06); }
.tbl .r, .r { text-align:right; font-variant-numeric:tabular-nums; }
.tbl.lines td { padding:6px; } .tbl.lines input, .tbl.lines textarea { margin:0; }
.tbl.lines tr:hover td { background:transparent; }
.tbl.totals { width:340px; margin-left:auto; } .tbl.totals td { border:0; padding:5px 14px; }
.tbl.totals tr:last-child td { border-top:2px solid var(--line); padding-top:9px; font-size:16px; }
.muted { color:var(--muted); }

/* ---------- Messages + badges ---------- */
.flash { padding:11px 16px; border-radius:10px; margin-bottom:14px; border:1px solid; border-left-width:4px; animation:slide .3s var(--ease) both; transition:opacity .4s, transform .4s, max-height .4s, margin .4s, padding .4s; max-height:120px; }
@keyframes slide { from { opacity:0; transform:translateY(-8px); } to { opacity:1; transform:none; } }
.flash.hide { opacity:0; transform:translateY(-6px); max-height:0; padding-top:0; padding-bottom:0; margin-bottom:0; overflow:hidden; border-width:0; }
.flash.ok { background:#e8f5ee; border-color:#b7e0c8; color:#14532d; } .flash.err { background:#fdecea; border-color:#f5c2bd; color:#7a1a12; } .flash.info { background:#eef3fb; border-color:#c9d8f0; color:#1e3a6b; }
@media (prefers-color-scheme: dark) { .flash.ok { background:#12301f; color:#a8e6c1; border-color:#1f5a38; } .flash.err { background:#3a1612; color:#f5b5ad; border-color:#7a2a22; } .flash.info { background:#17243b; color:#b6cdf2; border-color:#2b4570; } }
.badge { display:inline-flex; align-items:center; padding:3px 10px; border-radius:99px; font-size:12px; font-weight:700; background:var(--line); color:var(--ink); white-space:nowrap; }
.badge::before { content:""; width:6px; height:6px; border-radius:50%; background:currentColor; margin-right:6px; opacity:.8; }
.b-paid, .b-accepted { background:#d9f2e3; color:#14532d; } .b-sent { background:#fdf0d4; color:#7a4a00; } .b-refused, .b-cancelled { background:#fbdcd8; color:#7a1a12; } .b-draft { background:var(--line); color:var(--muted); }
@media (prefers-color-scheme: dark) { .b-paid, .b-accepted { background:#12301f; color:#a8e6c1; } .b-sent { background:#3a2c0e; color:#f2cf8a; } .b-refused, .b-cancelled { background:#3a1612; color:#f5b5ad; } }

/* ---------- Dashboard ---------- */
.stats { display:grid; grid-template-columns:repeat(auto-fit,minmax(180px,1fr)); gap:14px; margin-bottom:18px; }
.stat { position:relative; overflow:hidden; background:var(--card); border:1px solid var(--line); border-radius:var(--radius); padding:16px 16px 16px 20px; box-shadow:var(--shadow); transition:transform .2s var(--ease), box-shadow .2s; }
.stat::before { content:""; position:absolute; left:0; top:0; bottom:0; width:4px; background:var(--brand); }
.stat:hover { transform:translateY(-2px); box-shadow:0 2px 4px rgba(20,25,40,.05), 0 12px 28px rgba(20,25,40,.10); }
.stat span { display:block; color:var(--muted); font-size:12px; font-weight:600; letter-spacing:.02em; }
.stat b { display:block; margin-top:2px; font-size:23px; letter-spacing:-.01em; font-variant-numeric:tabular-nums; }
.stat.ok::before { background:var(--ok); } .stat.warn::before { background:var(--warn); }
.stat.ok b { color:var(--ok); } .stat.warn b { color:var(--warn); }

.filters { display:flex; gap:8px; margin-bottom:14px; flex-wrap:wrap; } .filters input, .filters select { width:auto; margin:0; min-width:200px; }
.pager { display:flex; gap:6px; flex-wrap:wrap; } .pager a { padding:6px 12px; border:1px solid var(--line); border-radius:8px; background:var(--card); font-weight:600; } .pager a:hover { text-decoration:none; background:var(--bg); } .pager a.on { background:var(--brand); color:#fff; border-color:var(--brand); }
.meta { display:flex; gap:36px; flex-wrap:wrap; margin-bottom:14px; } .meta span { display:block; color:var(--muted); font-size:12px; font-weight:600; }
.totalsbox { display:flex; gap:30px; justify-content:flex-end; flex-wrap:wrap; margin:12px 0 18px; padding:14px 18px; background:var(--bg); border:1px solid var(--line); border-left:4px solid var(--brand); border-radius:10px; font-variant-numeric:tabular-nums; } .totalsbox b { font-size:18px; margin-left:6px; }
.thumb { max-height:36px; max-width:100px; vertical-align:middle; } .thumb.big { max-height:90px; max-width:220px; display:block; margin:6px 0; background:repeating-conic-gradient(#ddd 0 25%, #fff 0 50%) 0 0/14px 14px; border:1px solid var(--line); border-radius:6px; }

/* ---------- Login / installer ---------- */
body.login { display:flex; min-height:100vh; align-items:center; justify-content:center; padding:18px; background:linear-gradient(135deg,#8a1717 0%,#4a0b0b 55%,#2a0606 100%); }
.loginbox { width:100%; max-width:380px; padding:30px 28px; box-shadow:0 20px 60px rgba(0,0,0,.35); animation:rise .45s var(--ease) both; }
.loginbox h1 { margin-bottom:18px; text-align:center; color:var(--brand); }
.loginbox h1::before { content:"F"; display:flex; align-items:center; justify-content:center; width:46px; height:46px; margin:0 auto 12px; border-radius:13px; color:#fff; font-size:24px; background:linear-gradient(135deg,var(--brand-2),var(--brand)); box-shadow:0 6px 16px rgba(122,18,18,.4); }
.loginbox .btn { width:100%; padding:11px; margin-top:4px; }

/* ---------- Recent-lines suggestions ---------- */
.suggest { position:absolute; z-index:60; max-height:290px; overflow-y:auto; background:var(--card); border:1px solid var(--line); border-radius:10px; box-shadow:0 12px 32px rgba(20,25,40,.18); animation:slide .15s var(--ease) both; }
.suggest .sh { padding:8px 12px 6px; font-size:11px; font-weight:700; text-transform:uppercase; letter-spacing:.06em; color:var(--muted); }
.suggest .si { display:flex; justify-content:space-between; gap:14px; padding:9px 12px; cursor:pointer; border-top:1px solid var(--line); font-size:14px; }
.suggest .si span { overflow:hidden; text-overflow:ellipsis; white-space:nowrap; }
.suggest .si em { font-style:normal; color:var(--muted); font-variant-numeric:tabular-nums; white-space:nowrap; }
.suggest .si:hover, .suggest .si.active { background:var(--brand-soft); color:var(--brand); }

/* ---------- Responsive + motion ---------- */
@media (max-width:640px) {
  .top { padding:8px 14px; gap:10px; } .switcher { margin-left:0; }
  main { margin-top:18px; padding:0 12px 60px; } h1 { font-size:20px; }
  .grid2 { grid-template-columns:1fr; } .tbl.totals { width:100%; } .card { padding:16px; }
  .stats { grid-template-columns:repeat(2,1fr); } .stat b { font-size:19px; }
}
@media (prefers-reduced-motion: reduce) { * { animation:none !important; transition:none !important; scroll-behavior:auto !important; } }