:root{
  --bg:#eef1f6; --panel:#ffffff; --ink:#1b2433; --muted:#69748a; --faint:#9aa4b6;
  --line:#e4e8ef; --line2:#eef1f6;
  --accent:#2f6df0; --accent-dark:#1f51c4; --accent-soft:#e8f0ff;
  --resmi:#10a371; --resmi-soft:#e3f6ee; --tahmini:#e08600; --tahmini-soft:#fdf1dd;
  --danger:#e0524a;
  --shadow:0 1px 2px rgba(20,30,50,.06),0 8px 24px rgba(20,30,50,.07);
  --radius:14px;
}
*{box-sizing:border-box}
html,body{margin:0}
body{
  font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;
  background:var(--bg); color:var(--ink); font-size:15px; line-height:1.45;
  -webkit-font-smoothing:antialiased;
}

/* ---------- top bar ---------- */
.topbar{
  position:sticky; top:0; z-index:30;
  display:flex; align-items:center; justify-content:space-between; gap:20px; flex-wrap:wrap;
  padding:14px 26px; background:rgba(255,255,255,.85); backdrop-filter:blur(10px);
  border-bottom:1px solid var(--line);
}
.brand{display:flex; align-items:center; gap:14px}
.logo{
  width:44px; height:44px; border-radius:12px; display:grid; place-items:center;
  font-size:24px; font-weight:700; color:#fff;
  background:linear-gradient(135deg,var(--accent),#6a4df0); box-shadow:0 6px 16px rgba(47,109,240,.35);
}
.topbar h1{font-size:18px; margin:0; letter-spacing:-.2px}
.sub{margin:1px 0 0; font-size:12.5px; color:var(--muted)}
.controls{display:flex; align-items:center; gap:12px; flex-wrap:wrap}
.search input{
  width:300px; max-width:60vw; padding:10px 14px; border:1px solid var(--line); border-radius:10px;
  background:#fff; font-size:14px; outline:none; transition:.15s;
}
.search input:focus{border-color:var(--accent); box-shadow:0 0 0 3px var(--accent-soft)}
.fxbox{display:flex; align-items:center; gap:7px; font-size:13px; color:var(--muted)}
.fxbox input{width:78px; padding:9px 10px; border:1px solid var(--line); border-radius:9px; font-size:14px; text-align:right}
.fxbox input:focus{outline:none; border-color:var(--accent); box-shadow:0 0 0 3px var(--accent-soft)}
.curtoggle{display:inline-flex; background:var(--line2); border-radius:10px; padding:3px}
.curtoggle button{
  border:0; background:transparent; padding:7px 13px; border-radius:8px; cursor:pointer;
  font-size:13px; font-weight:600; color:var(--muted);
}
.curtoggle button.active{background:#fff; color:var(--ink); box-shadow:var(--shadow)}

/* ---------- notice ---------- */
.notice{
  display:flex; align-items:center; justify-content:space-between; gap:14px;
  margin:14px 26px 0; padding:11px 16px; border-radius:12px; font-size:13px;
  background:var(--tahmini-soft); color:#7a4d00; border:1px solid #f3dcb0;
}
.notice em{font-style:normal; font-weight:700}
.notice button{border:0; background:transparent; font-size:20px; line-height:1; cursor:pointer; color:#9a6b1a}

/* ---------- layout ---------- */
.layout{
  display:grid; grid-template-columns:1fr 360px; gap:22px;
  max-width:1280px; margin:18px auto 60px; padding:0 26px; align-items:start;
}
@media(max-width:900px){ .layout{grid-template-columns:1fr} }

/* ---------- catalog ---------- */
.cat{background:var(--panel); border:1px solid var(--line); border-radius:var(--radius); margin-bottom:14px; overflow:hidden; box-shadow:var(--shadow)}
.cat-head{
  display:flex; align-items:center; justify-content:space-between; gap:12px;
  padding:15px 18px; cursor:pointer; user-select:none;
}
.cat-head:hover{background:#fafbfc}
.cat-title{font-weight:700; font-size:14.5px; letter-spacing:.1px}
.cat-meta{display:flex; align-items:center; gap:12px; color:var(--muted); font-size:12.5px}
.cat-count{background:var(--line2); padding:3px 9px; border-radius:20px; font-weight:600}
.cat-sub{font-weight:700; color:var(--accent-dark); min-width:70px; text-align:right}
.chev{transition:.2s; color:var(--faint)}
.cat.collapsed .chev{transform:rotate(-90deg)}
.cat.collapsed .cat-body{display:none}
.cat-body{border-top:1px solid var(--line2)}

.item{
  display:grid; grid-template-columns:1fr 132px 110px; align-items:center; gap:12px;
  padding:11px 18px; border-bottom:1px solid var(--line2); transition:background .12s;
}
.item:last-child{border-bottom:0}
.item:hover{background:#fbfcfe}
.item.active{background:var(--accent-soft)}
.item.active:hover{background:#dfeaff}
.item-name{font-size:14px; font-weight:600}
.item-sub{display:flex; align-items:center; gap:8px; margin-top:3px; font-size:12px; color:var(--muted); flex-wrap:wrap}
.price-chip{font-weight:600; color:var(--ink)}
.badge{font-size:10.5px; font-weight:700; padding:2px 7px; border-radius:20px; letter-spacing:.2px; white-space:nowrap}
.badge.resmi{background:var(--resmi-soft); color:var(--resmi)}
.badge.tahmini{background:var(--tahmini-soft); color:var(--tahmini)}
.conf{font-size:10px; color:var(--faint); font-weight:600}
.item-qty{display:flex; align-items:center; gap:6px; justify-self:end}
.item-qty input{
  width:78px; padding:8px 9px; border:1px solid var(--line); border-radius:9px; font-size:14px; text-align:right;
}
.item-qty input:focus{outline:none; border-color:var(--accent); box-shadow:0 0 0 3px var(--accent-soft)}
.item-qty .u{font-size:12px; color:var(--muted); min-width:30px}
.item-line{justify-self:end; font-weight:700; font-size:14px; color:var(--ink); min-width:90px; text-align:right}
.item-line.zero{color:var(--faint); font-weight:500}

/* ---------- summary ---------- */
.summary{position:sticky; top:84px; background:var(--panel); border:1px solid var(--line); border-radius:var(--radius); box-shadow:var(--shadow); overflow:hidden}
.grand{padding:22px 20px; background:linear-gradient(160deg,#1f2c47,#28407a); color:#fff}
.g-label{font-size:12.5px; opacity:.8; letter-spacing:.3px; text-transform:uppercase}
.g-primary{font-size:32px; font-weight:800; letter-spacing:-.5px; margin-top:4px}
.g-secondary{font-size:15px; opacity:.85; margin-top:2px}
.g-count{margin-top:10px; font-size:12.5px; opacity:.8}
.breakdown{padding:14px 18px; border-bottom:1px solid var(--line2); display:flex; flex-direction:column; gap:9px}
.breakdown:empty{display:none}
.bd-row{font-size:12px}
.bd-top{display:flex; justify-content:space-between; margin-bottom:4px; color:var(--muted)}
.bd-top b{color:var(--ink); font-weight:600}
.bd-bar{height:6px; background:var(--line2); border-radius:4px; overflow:hidden}
.bd-fill{height:100%; background:linear-gradient(90deg,var(--accent),#6a4df0); border-radius:4px}

.sel-wrap{padding:14px 18px}
.sel-head{font-size:12px; text-transform:uppercase; letter-spacing:.3px; color:var(--muted); font-weight:700; margin-bottom:8px}
.sel-list{display:flex; flex-direction:column; gap:6px; max-height:280px; overflow:auto}
.sel-list .empty{color:var(--faint); font-size:13px; margin:6px 0}
.sel-item{display:flex; align-items:center; gap:8px; font-size:13px; padding:6px 0; border-bottom:1px dashed var(--line2)}
.sel-item:last-child{border-bottom:0}
.sel-name{flex:1; overflow:hidden; text-overflow:ellipsis; white-space:nowrap}
.sel-qty{color:var(--muted); font-size:12px}
.sel-amt{font-weight:700}
.sel-x{border:0; background:transparent; color:var(--faint); cursor:pointer; font-size:15px; padding:0 2px}
.sel-x:hover{color:var(--danger)}

.actions{display:flex; gap:10px; padding:0 18px 16px}
.btn{flex:1; padding:11px; border-radius:10px; border:1px solid var(--line); background:#fff; cursor:pointer; font-size:13.5px; font-weight:600; transition:.15s}
.btn.ghost:hover{border-color:var(--accent); color:var(--accent)}
.btn.danger{color:var(--danger); border-color:#f3cfcc}
.btn.danger:hover{background:#fdeceb}
.legal{padding:0 18px 18px; margin:0; font-size:11px; color:var(--faint); line-height:1.5}

.print-head{display:none}

/* ---------- print ---------- */
@media print{
  .topbar,.notice,.controls,.item-qty input,.actions,.chev,.cat-head{display:revert}
  body{background:#fff}
  .topbar,.notice,.catalog,.breakdown,.btn{display:none !important}
  .layout{grid-template-columns:1fr; margin:0; padding:0}
  .summary{position:static; box-shadow:none; border:0}
  .grand{background:#1f2c47 !important; -webkit-print-color-adjust:exact; print-color-adjust:exact}
  .print-head{display:block; padding:8px 0 14px; text-align:center}
  .print-logo{height:74px; width:auto; margin:0 auto 6px; display:block}
  .print-head h2{margin:4px 0 2px; font-size:19px}
  .print-head #print-date{margin:0; font-size:12px; color:#555}
  .sel-list{max-height:none; overflow:visible}
}