/* ===========================================================
   PADEL BANG — invoice generator
   Identity: dot-matrix + skewed slab, volt yellow on carbon.
   =========================================================== */

:root{
  --void:#050506;
  --carbon:#0a0a0c;
  --panel:#101014;
  --sheet:#0e0e11;
  --line:#1f1f27;
  --line-soft:#171720;
  --white:#ffffff;
  --ash:#8b8b96;
  --ash-dim:#55555f;
  --volt:#ffd200;
  --volt-deep:#b08c00;
  --danger:#ff5b5b;
  --rail-w:296px;
  --sheet-w:980px;
}

*{box-sizing:border-box}
html,body{margin:0;padding:0}
body{
  background:var(--void);
  background-image:radial-gradient(rgba(255,210,0,.055) 1px, transparent 1px);
  background-size:34px 34px;
  color:var(--white);
  font-family:'Orbitron',"Segoe UI",Arial,sans-serif;
  font-size:13px;
  font-variant-numeric:tabular-nums;
  -webkit-font-smoothing:antialiased;
}
input,select,textarea,button{font:inherit;color:inherit}
input,textarea,select{background:transparent;border:0;outline:0}
:focus-visible{outline:2px solid var(--volt);outline-offset:2px}
::selection{background:var(--volt);color:#000}
::-webkit-scrollbar{width:10px;height:10px}
::-webkit-scrollbar-thumb{background:#22222b;border:3px solid var(--void)}

/* ---------- logo ---------- */
.logo{display:block;height:auto;width:auto}
.logo-rail{height:34px;max-width:100%}
.logo-sheet{height:66px;max-width:44vw}

/* ---------- app shell ---------- */
.app{display:flex;min-height:100vh;align-items:flex-start}

.rail{
  position:sticky;top:0;flex:none;width:var(--rail-w);height:100vh;overflow-y:auto;
  background:linear-gradient(180deg,#0c0c10 0%,#08080a 100%);
  border-right:1px solid var(--line);
  padding:26px 22px 22px;display:flex;flex-direction:column;gap:24px;
}
.brand{display:flex;flex-direction:column;align-items:flex-start;gap:9px}
.brand-sub{
  display:block;font-size:8px;letter-spacing:.24em;
  text-transform:uppercase;color:var(--ash-dim);transform:skewX(-9deg);transform-origin:left;
}

.rail-nav{display:flex;flex-direction:column;gap:2px}
.nav-item{
  display:flex;align-items:center;gap:10px;padding:10px 12px;text-decoration:none;
  color:var(--ash);font-size:10px;letter-spacing:.16em;text-transform:uppercase;
  border-left:2px solid transparent;transition:.16s color,.16s background,.16s border-color;
}
.nav-item:hover{color:var(--white);background:#131318}
.nav-item.is-active{color:var(--volt);border-left-color:var(--volt);background:#131318}

.rail-block{border-top:1px solid var(--line-soft);padding-top:20px}
.rail-title{
  margin:0 0 14px;font-size:8px;letter-spacing:.28em;text-transform:uppercase;color:var(--ash-dim);
}

.field{display:block;margin-bottom:14px}
.field > span{
  display:block;margin-bottom:6px;font-size:8px;letter-spacing:.2em;
  text-transform:uppercase;color:var(--ash);
}
.control{
  display:flex;align-items:center;background:#131318;border:1px solid var(--line);
  border-radius:3px;transition:.16s border-color;
}
.control:focus-within{border-color:var(--volt)}
.control em{
  font-style:normal;padding:0 0 0 11px;font-size:11px;letter-spacing:.08em;
  color:var(--volt-deep);font-weight:700;
}
.control input,.control select{width:100%;padding:10px 11px;font-size:12px;letter-spacing:.06em}
.control select{cursor:pointer;appearance:none}
.control-num input{text-align:left;color:var(--volt);font-weight:700;letter-spacing:.12em}

/* live summary */
.sum-row{
  display:flex;justify-content:space-between;align-items:baseline;gap:10px;
  margin:0 0 9px;font-size:10px;letter-spacing:.1em;color:var(--ash);
}
.sum-row b{color:var(--white);font-weight:500;font-size:11px}
.sum-total{
  display:flex;justify-content:space-between;align-items:baseline;gap:10px;
  margin:14px 0 0;padding-top:13px;border-top:1px solid var(--volt);
  font-size:9px;letter-spacing:.2em;text-transform:uppercase;color:var(--ash);
}
.sum-total b{color:var(--volt);font-size:17px;font-weight:900;letter-spacing:.02em}

.rail-actions{display:flex;flex-direction:column;gap:8px;margin-top:auto;padding-top:20px;border-top:1px solid var(--line-soft)}
.rail-actions .rail-title{margin-bottom:2px}
.export-row{display:flex;gap:6px}
.export-row .btn{flex:1;padding:11px 4px;letter-spacing:.12em}
.rail-foot{display:flex;align-items:center;justify-content:space-between;gap:10px;padding-top:6px}
.link{color:var(--ash-dim);font-size:9px;letter-spacing:.16em;text-transform:uppercase;text-decoration:none}
.link:hover{color:var(--volt)}

.chip{display:inline-flex;align-items:center;gap:7px;font-size:9px;letter-spacing:.14em;text-transform:uppercase;color:var(--ash)}
.chip i{width:6px;height:6px;border-radius:50%;background:var(--ash-dim);display:block;transition:.2s background}
.chip.is-saved i{background:var(--volt);box-shadow:0 0 8px rgba(255,210,0,.7)}
.chip.is-saved{color:var(--volt)}

.seg{display:flex;background:#131318;border:1px solid var(--line);border-radius:3px;padding:3px;gap:3px}
.seg-btn{
  flex:1;cursor:pointer;background:transparent;border:0;border-radius:2px;
  padding:9px 8px;font-size:9px;letter-spacing:.16em;text-transform:uppercase;
  color:var(--ash);display:flex;align-items:center;justify-content:center;gap:7px;transition:.16s all;
}
.seg-btn:hover{color:var(--white)}
.seg-btn i{width:9px;height:9px;border-radius:2px;border:1px solid var(--line);display:block}
.seg-btn[data-theme="dark"] i{background:#0e0e11}
.seg-btn[data-theme="light"] i{background:#fff}
.seg-btn.is-on{background:var(--volt);color:#000;font-weight:700}
.seg-btn.is-on i{border-color:rgba(0,0,0,.35)}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;cursor:pointer;
  background:#15151b;border:1px solid var(--line);border-radius:3px;color:var(--white);
  font-size:10px;letter-spacing:.16em;text-transform:uppercase;font-weight:500;
  padding:11px 15px;text-decoration:none;transition:.16s all;
}
.btn:hover{border-color:var(--volt);color:var(--volt);transform:translateY(-1px)}
.btn:active{transform:translateY(0)}
.btn-primary{background:var(--volt);border-color:var(--volt);color:#000;font-weight:700}
.btn-primary:hover{background:#fff;border-color:#fff;color:#000}
.btn-ghost{background:transparent;color:var(--ash-dim)}
.btn-ghost:hover{color:var(--white);border-color:var(--line)}
.btn-sm{padding:7px 11px;font-size:9px}
.btn-danger:hover{border-color:var(--danger);color:var(--danger)}

/* ---------- canvas + sheet ---------- */
.canvas{flex:1;min-width:0;padding:36px 34px 90px;display:flex;justify-content:center}
.sheet{
  width:100%;max-width:var(--sheet-w);background:var(--sheet);
  border:1px solid var(--line);border-radius:4px;
  box-shadow:0 30px 70px rgba(0,0,0,.65);
  padding:46px 48px 40px;
  animation:rise .5s cubic-bezier(.2,.7,.3,1) both;
}
@keyframes rise{from{opacity:0;transform:translateY(14px)}to{opacity:1;transform:none}}
@media (prefers-reduced-motion:reduce){.sheet{animation:none}.btn:hover{transform:none}}

.sheet-head{display:flex;justify-content:space-between;align-items:flex-start;gap:28px}
.doc-title{margin:0;font-size:54px;font-weight:900;letter-spacing:.16em;line-height:.92}
.doc-org{margin:12px 0 0;font-size:9px;letter-spacing:.26em;color:var(--volt);font-weight:700}
.head-right{text-align:right;display:flex;flex-direction:column;align-items:flex-end;gap:16px}
.doc-code{
  margin:0;font-size:11px;letter-spacing:.2em;color:var(--ash);
  border:1px solid var(--line);border-radius:3px;padding:6px 11px;
}

/* signature rule: the slash cadence from the mark */
.rule{
  height:9px;margin:28px 0 24px;
  background:repeating-linear-gradient(109deg,var(--volt) 0 22px,transparent 22px 31px);
}
.rule-soft{height:3px;margin:30px 0 22px;opacity:.55}

/* ---------- meta ---------- */
.meta{display:grid;grid-template-columns:1fr 1fr;gap:2px 30px;margin-bottom:30px}
.meta-row{
  display:flex;align-items:center;gap:14px;padding:10px 0;border-bottom:1px solid var(--line-soft);
}
.meta-key{
  min-width:96px;font-size:8px;letter-spacing:.22em;text-transform:uppercase;color:var(--ash-dim);
}
.meta-val{
  flex:1;width:100%;font-size:13px;letter-spacing:.05em;color:var(--white);padding:3px 0;
  border-bottom:1px solid transparent;transition:.16s border-color;
}
.meta-val:focus{border-bottom-color:var(--volt)}
.meta-val::placeholder{color:#3a3a44}
input[type="date"].meta-val{color-scheme:dark}

/* ---------- items ---------- */
.items{width:100%;border-collapse:collapse}
.items thead th{
  background:var(--volt);color:#000;padding:10px 11px;text-align:left;
  font-size:8px;letter-spacing:.2em;text-transform:uppercase;font-weight:700;
}
.items thead th:first-child{border-radius:2px 0 0 0}
.items thead th:last-child{border-radius:0 2px 0 0}
.items th.r,.items td.r{text-align:right}
.items tbody tr{transition:.14s background}
.items tbody tr:hover{background:#131318}
.items td{border-bottom:1px solid var(--line-soft);padding:9px 11px;vertical-align:middle}
.c-no{width:46px;text-align:center;color:var(--ash-dim);font-size:11px}
.c-num{width:78px}
.c-money{width:146px}
.c-act{width:40px}
.items input{
  width:100%;font-size:12.5px;padding:5px 0;letter-spacing:.03em;
  border-bottom:1px solid transparent;transition:.16s border-color;
}
.items input:focus{border-bottom-color:var(--volt)}
.items input.r{text-align:right}
.items input::placeholder{color:#3a3a44}
.amount{text-align:right;font-size:12.5px;color:var(--volt);font-weight:700;white-space:nowrap}
.row-del{
  width:24px;height:24px;line-height:1;cursor:pointer;font-size:14px;
  background:transparent;border:1px solid var(--line);border-radius:3px;color:var(--ash-dim);
  opacity:0;transition:.14s all;
}
tr:hover .row-del,.row-del:focus{opacity:1}
.row-del:hover{border-color:var(--danger);color:var(--danger)}
.add-bar{display:flex;align-items:center;gap:12px;margin-top:16px}
.hint{font-size:9px;letter-spacing:.12em;text-transform:uppercase;color:var(--ash-dim)}

/* ---------- totals ---------- */
.totals{display:flex;justify-content:flex-end;margin-top:30px}
.totals-box{width:min(400px,100%)}
.t-row{
  display:flex;justify-content:space-between;align-items:center;gap:16px;
  padding:10px 0;border-bottom:1px solid var(--line-soft);
}
.t-key{color:var(--ash-dim);text-transform:uppercase;font-size:8px;letter-spacing:.22em;display:flex;align-items:center;gap:8px}
.t-val{font-size:12px;white-space:nowrap}
.mini-select,.mini-input{
  background:#15151b;border:1px solid var(--line);border-radius:3px;
  padding:4px 6px;font-size:10px;color:var(--volt);letter-spacing:.08em;
}
.mini-input{width:70px;text-align:right}
.t-grand{
  border-bottom:0;border-top:2px solid var(--volt);margin-top:8px;padding-top:16px;align-items:baseline;
}
.t-grand .t-key{color:var(--white);font-size:9px}
.t-grand .t-val{color:var(--volt);font-size:22px;font-weight:900;letter-spacing:.02em}

/* ---------- footer blocks ---------- */
.foot-grid{display:grid;grid-template-columns:1.2fr 1fr;gap:32px}
.foot-title{margin:0 0 11px;font-size:8px;letter-spacing:.24em;text-transform:uppercase;color:var(--volt)}
.foot-text,.foot-body{
  width:100%;background:#0b0b0e;border:1px solid var(--line-soft);border-radius:3px;
  padding:13px 15px;font-size:11px;line-height:1.85;letter-spacing:.02em;color:#dededf;
  margin:0 0 20px;white-space:pre-wrap;
}
.foot-text{resize:vertical;transition:.16s border-color}
.foot-text:focus{border-color:var(--volt)}
.pay{
  background:#0b0b0e;border:1px solid var(--line-soft);border-radius:3px;
  padding:14px 16px;margin:0 0 20px;
}
.pay-row{display:flex;align-items:baseline;gap:14px;padding:6px 0}
.pay-k{
  min-width:104px;font-size:9.5px;letter-spacing:.16em;text-transform:uppercase;color:var(--ash-dim);
}
.pay-v{font-size:12.5px;letter-spacing:.05em;color:var(--white)}
.pay-v.is-key{font-size:16px;font-weight:700;letter-spacing:.14em;color:var(--volt)}
.sheet.print .pay-k{font-size:10px}
.sheet.print .pay-v{font-size:13px}
.sheet.print .pay-v.is-key{font-size:18px}
.sheet.light .pay{background:#fafaf8;border-color:#d8d8d8}
.sheet.light .pay-k,.sheet.light .pay-v,.sheet.light .pay-v.is-key{color:#000}

.sign{margin-top:24px;padding-top:56px;border-top:1px solid var(--line-soft)}
.sign-line{margin:0;font-size:8px;letter-spacing:.22em;text-transform:uppercase;color:var(--ash-dim)}
.sign-name{margin:7px 0 0;font-size:10px;letter-spacing:.14em;color:var(--volt);font-weight:700}
.sheet-foot{
  margin:34px 0 0;font-size:8px;letter-spacing:.24em;text-transform:uppercase;
  color:#43434c;text-align:center;
}

/* ---------- toast ---------- */
#toast{position:fixed;right:26px;bottom:26px;z-index:60;display:flex;flex-direction:column;gap:10px}
.toast{
  display:flex;align-items:center;gap:12px;min-width:230px;
  background:var(--panel);border:1px solid var(--line);border-left:3px solid var(--volt);
  border-radius:3px;padding:13px 16px;font-size:10px;letter-spacing:.1em;color:var(--white);
  box-shadow:0 16px 40px rgba(0,0,0,.6);animation:slide .28s cubic-bezier(.2,.7,.3,1) both;
}
.toast.is-error{border-left-color:var(--danger);color:#ffd8d8}
.toast.is-out{animation:fade .25s forwards}
@keyframes slide{from{opacity:0;transform:translateX(20px)}to{opacity:1;transform:none}}
@keyframes fade{to{opacity:0;transform:translateX(20px)}}

/* ---------- printable clone ---------- */
#printMount{position:absolute;left:-10000px;top:0;width:794px}
/* 794px = A4 width at 96dpi, so one captured pixel maps cleanly onto the page */
.sheet.print{
  width:794px;max-width:none;padding:38px 40px 32px;
  animation:none;box-shadow:none;border-radius:0;
  /* the snapshot has no <body>, so the font must be declared here */
  font-family:'Orbitron',"Segoe UI",Arial,sans-serif;
  font-variant-numeric:tabular-nums;
  --ash:#c4c4cc;--ash-dim:#a0a0aa;
}
.sheet.print .doc-title{font-size:42px}
.sheet.print .logo-sheet{height:52px;max-width:none}
.sheet.print .doc-code{font-size:12px;letter-spacing:.18em}
.sheet.print .doc-org{font-size:10.5px}

/* everything below was too small to read once scaled onto A4 */
.sheet.print .meta-key{font-size:10px;letter-spacing:.16em;min-width:108px}
.sheet.print .p-val,.sheet.print .meta-val{font-size:13px}
.sheet.print .items thead th{font-size:10px;letter-spacing:.14em;padding:11px}
.sheet.print .items td{font-size:12.5px;padding:10px 11px}
.sheet.print .amount{font-size:12.5px}
.sheet.print .t-key{font-size:10.5px;letter-spacing:.16em}
.sheet.print .t-val{font-size:13px}
.sheet.print .t-grand .t-key{font-size:12px}
.sheet.print .t-grand .t-val{font-size:23px}
.sheet.print .foot-grid{gap:26px}
.sheet.print .foot-title{font-size:10.5px;letter-spacing:.18em;margin-bottom:10px}
.sheet.print .foot-body{font-size:11px;line-height:1.75;color:#e2e2e8;padding:14px 16px}
.sheet.print .sign{padding-top:44px}
.sheet.print .sign-line{font-size:10px;letter-spacing:.18em}
.sheet.print .sign-name{font-size:12px}
.sheet.print .sheet-foot{font-size:10px;letter-spacing:.2em;margin-top:28px}

/* keep the slicer from cutting through a block */
.sheet.print tr,
.sheet.print .t-row,
.sheet.print .totals,
.sheet.print .sheet-head,
.sheet.print .meta-row,
.sheet.print .sign,
.sheet.print .foot-body{break-inside:avoid;page-break-inside:avoid}

.sheet.light{
  background:#fff;border-color:#d8d8d8;
  --line:#d8d8d8;--line-soft:#e2e2e2;--white:#000;--ash:#000;--ash-dim:#000;
  color:#000;
}
.sheet.light .doc-title,
.sheet.light .doc-org,
.sheet.light .doc-code,
.sheet.light .p-val,
.sheet.light .meta-key,
.sheet.light .meta-val,
.sheet.light .items td,
.sheet.light .items input,
.sheet.light .amount,
.sheet.light .t-key,
.sheet.light .t-val,
.sheet.light .t-grand .t-key,
.sheet.light .t-grand .t-val,
.sheet.light .foot-title,
.sheet.light .foot-text,
.sheet.light .foot-body,
.sheet.light .sign-line,
.sheet.light .sign-name,
.sheet.light .sheet-foot,
.sheet.light .hint,
.sheet.light .mini-select,
.sheet.light .mini-input{color:#000}
.sheet.light .doc-code{border-color:#c8c8c8}
.sheet.light .meta-val::placeholder,.sheet.light .items input::placeholder{color:#9a9a9a}
.sheet.light .meta-row,.sheet.light .items td,.sheet.light .sign,.sheet.light .t-row{border-color:#d8d8d8}
.sheet.light .items tbody tr:hover{background:#f7f6f2}
.sheet.light .foot-text,.sheet.light .foot-body{background:#fafaf8;border-color:#d8d8d8}
.sheet.light .mini-select,.sheet.light .mini-input{background:#fff;border-color:#c8c8c8}
.sheet.light .t-grand{border-top-color:#000}
.sheet.light .rule{background:repeating-linear-gradient(109deg,#000 0 22px,transparent 22px 31px)}
.sheet.light .rule-soft{opacity:.4}
.sheet.light .row-del{border-color:#d8d8d8;color:#555}
.sheet.light .btn{background:#f2f2f0;border-color:#d8d8d8;color:#000}
.sheet.light .btn:hover{border-color:#000;color:#000}
.sheet.light .items thead th{background:var(--volt);color:#000}

/* ---------- archive ---------- */
.page{width:100%;max-width:1120px;margin:0 auto;padding:40px 34px 90px}
.page-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:28px}
.page-title{margin:0;font-size:34px;font-weight:900;letter-spacing:.16em}
.page-sub{margin:8px 0 0;font-size:9px;letter-spacing:.22em;text-transform:uppercase;color:var(--ash-dim)}
.stats{display:grid;grid-template-columns:repeat(auto-fit,minmax(190px,1fr));gap:14px;margin-bottom:26px}
.stat{background:var(--panel);border:1px solid var(--line);border-radius:4px;padding:18px 20px}
.stat span{display:block;font-size:8px;letter-spacing:.24em;text-transform:uppercase;color:var(--ash-dim)}
.stat b{display:block;margin-top:9px;font-size:20px;font-weight:900;color:var(--volt);letter-spacing:.03em}
.table-wrap{background:var(--panel);border:1px solid var(--line);border-radius:4px;overflow:hidden}
.table{width:100%;border-collapse:collapse}
.table th{
  background:#15151b;color:var(--ash);font-size:8px;letter-spacing:.2em;text-transform:uppercase;
  padding:12px 14px;text-align:left;border-bottom:1px solid var(--line);
}
.table td{border-bottom:1px solid var(--line-soft);padding:13px 14px;font-size:11.5px;letter-spacing:.04em}
.table tbody tr{transition:.14s background}
.table tbody tr:hover{background:#15151b}
.table tr:last-child td{border-bottom:0}
.table .r{text-align:right}
.code-link{color:var(--volt);text-decoration:none;font-weight:700;letter-spacing:.12em}
.code-link:hover{text-decoration:underline}
.empty{padding:40px;text-align:center;color:var(--ash-dim);font-size:11px;letter-spacing:.12em}

/* ---------- login ---------- */
.login-body{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:24px}
.login-card{
  width:min(370px,100%);background:var(--panel);border:1px solid var(--line);border-radius:4px;
  padding:36px 34px;box-shadow:0 30px 70px rgba(0,0,0,.6);
}
.login-brand{display:flex;flex-direction:column;align-items:flex-start;gap:9px;margin-bottom:30px}
.login-card h1{margin:0;font-size:30px;font-weight:900;letter-spacing:.18em}
.login-sub{margin:9px 0 26px;font-size:8px;letter-spacing:.24em;color:var(--volt);text-transform:uppercase}
.login-card .control{margin-bottom:16px}
.login-card .control input{text-align:center;letter-spacing:.3em;padding:13px}
.login-error{color:var(--danger);font-size:9px;letter-spacing:.12em;margin:0 0 14px;text-transform:uppercase}
.login-card .btn{width:100%}

/* ---------- responsive ---------- */
@media (max-width:1080px){
  .app{flex-direction:column}
  .rail{
    position:static;width:100%;height:auto;flex-direction:row;flex-wrap:wrap;align-items:center;
    gap:16px;border-right:0;border-bottom:1px solid var(--line);padding:16px 18px;
  }
  .rail-block,.rail-actions{border-top:0;padding-top:0;margin-top:0}
  .rail-block{display:flex;align-items:flex-end;gap:12px}
  .rail-title{display:none}
  .field{margin-bottom:0;min-width:130px}
  .rail-actions{flex-direction:row;flex-wrap:wrap;align-items:center;margin-left:auto}
  .rail-actions .rail-title{display:none}
  .export-row .btn{padding:11px 12px}
  .rail-foot{width:100%;justify-content:flex-start;gap:18px}
  .brand{flex-direction:row;align-items:center;gap:12px}
  .brand-sub{display:none}
  .sum-row{display:none}
  .sum-total{border-top:0;padding-top:0;margin:0;gap:10px}
  .canvas{padding:20px 14px 70px}
}
@media (max-width:760px){
  .sheet{padding:26px 20px}
  .doc-title{font-size:34px}
  .meta{grid-template-columns:1fr}
  .foot-grid{grid-template-columns:1fr}
  .logo-sheet{height:44px}
  .row-del{opacity:1}
  .c-money{width:108px}
  .items input{font-size:11.5px}
}


/* ---------- browser print (Save as PDF from the print dialog) ---------- */
@media print{
  @page{size:A4;margin:10mm}
  html,body{background:#fff !important;background-image:none !important}
  .app,#toast{display:none !important}
  #printMount{position:static !important;left:auto !important;width:auto !important}
  .sheet.print{width:auto !important;max-width:none;border:0;padding:0}
  .sheet.print .doc-title{font-size:38px}
  .sheet.print tr,.sheet.print .totals,.sheet.print .t-row,
  .sheet.print .sign,.sheet.print .foot-body,.sheet.print .meta-row{
    break-inside:avoid;page-break-inside:avoid;
  }
  .sheet.print thead{display:table-header-group}
}