:root{
  --bg:#f4f3ef; --card:#fff; --ink:#1d2329; --ink2:#5b6570; --line:#e3e1da; --line2:#efede7;
  --side:#1d2329; --side-ink:#c9cfd5; --accent:#231c96; --accent-soft:#ecebf8;
  --pos:#15803d; --neg:#b42318; --radius:10px;
  --font: system-ui,-apple-system,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;
}
*{box-sizing:border-box}
html,body{margin:0}
body{font:14px/1.5 var(--font);color:var(--ink);background:var(--bg)}
a{color:inherit}
h1{font-size:22px;margin:0;letter-spacing:-.01em}
h2{font-size:15px;margin:0 0 12px}
small{font-size:.8em}
.muted{color:var(--ink2)}
.pos{color:var(--pos);font-weight:600}
.neg{color:var(--neg);font-weight:600}
.num{text-align:right;font-variant-numeric:tabular-nums;white-space:nowrap}

/* yerleşim */
.app{display:flex;min-height:100vh}
.side{width:220px;flex:none;background:var(--side);color:var(--side-ink);display:flex;flex-direction:column;position:sticky;top:0;height:100vh}
.brand{display:block;margin:16px 14px 0;background:#fff;border-radius:10px;padding:10px 12px}
.brand img{display:block;width:100%;height:auto}
.brand-sub{color:var(--side-ink);font-size:11px;text-transform:uppercase;letter-spacing:.12em;padding:8px 18px 10px}
.brand small{display:block;font-weight:400;color:var(--side-ink);font-size:12px;margin-top:2px}
.brand-mark{width:34px;height:34px;border-radius:8px;background:var(--accent);color:#fff;display:grid;place-items:center;font-weight:700;flex:none}
.brand-mark.big{width:52px;height:52px;font-size:24px;margin:0 auto 14px;border-radius:12px}
.side nav{display:flex;flex-direction:column;padding:6px 10px;gap:2px;flex:1}
.side nav a{display:flex;gap:10px;align-items:center;padding:9px 10px;border-radius:8px;text-decoration:none}
.side nav a:hover{background:#2a323a;color:#fff}
.side nav a.on{background:#2f3841;color:#fff;box-shadow:inset 3px 0 0 #dc2719}
.side-foot{padding:14px 18px;font-size:12px;border-top:1px solid #2c343c}
.side-foot a{text-decoration:none}
.main{flex:1;min-width:0;padding:26px 30px 60px;max-width:1280px}

.head{display:flex;justify-content:space-between;align-items:flex-end;gap:16px;margin-bottom:18px;flex-wrap:wrap}
.sub{margin:4px 0 0;color:var(--ink2)}
.actions{display:flex;gap:8px;flex-wrap:wrap}

/* bileşenler */
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:18px;margin-bottom:16px}
.card.flush{padding:0;overflow:hidden}
.card.flush h2{padding:14px 16px 0}
.grid{display:grid;gap:16px}
.g2{grid-template-columns:repeat(2,minmax(0,1fr))}
.g4{grid-template-columns:repeat(4,minmax(0,1fr))}
.stat{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:16px}
.stat .lbl{color:var(--ink2);font-size:12px;text-transform:uppercase;letter-spacing:.04em}
.stat .val{font-size:22px;font-weight:650;margin-top:6px;font-variant-numeric:tabular-nums}
.stat .note{font-size:12px;color:var(--ink2);margin-top:2px}

.btn{display:inline-flex;align-items:center;gap:6px;border:1px solid var(--line);background:#fff;color:var(--ink);padding:8px 14px;border-radius:8px;font:inherit;font-weight:550;cursor:pointer;text-decoration:none;white-space:nowrap}
.btn:hover{border-color:#c9c6bc}
.btn-primary{background:var(--accent);border-color:var(--accent);color:#fff}
.btn-primary:hover{background:#1a1573;border-color:#1a1573}
.btn-danger{color:var(--neg)}
.btn-danger:hover{border-color:var(--neg)}
.btn-sm{padding:4px 9px;font-size:12px}
.wide{width:100%;justify-content:center}

table{width:100%;border-collapse:collapse}
th,td{padding:9px 12px;border-bottom:1px solid var(--line2);text-align:left;vertical-align:top}
th{font-size:12px;color:var(--ink2);font-weight:600;background:#faf9f6;text-transform:uppercase;letter-spacing:.03em}
tbody tr:hover{background:#fbfaf7}
tfoot td{font-weight:650;background:#faf9f6;border-top:1px solid var(--line)}
td a{text-decoration:none}
td a:hover{text-decoration:underline}
.tbl-wrap{overflow-x:auto}
.empty{padding:30px;text-align:center;color:var(--ink2)}
.tag{display:inline-block;padding:1px 8px;border-radius:20px;font-size:12px;background:#f0eee8;color:var(--ink2);white-space:nowrap}
.tag.satis,.tag.tahsilat,.tag.gelir,.tag.giris{background:#e7f4ec;color:var(--pos)}
.tag.alis,.tag.odeme,.tag.gider,.tag.cikis{background:#fbeceb;color:var(--neg)}
.tag.virman{background:#eef0f6;color:#3d4a6b}

/* formlar */
.form label,.filters label{display:flex;flex-direction:column;gap:4px;font-size:12px;font-weight:600;color:var(--ink2)}
.form{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px 16px}
.form .full{grid-column:1/-1}
.form.narrow{max-width:420px;grid-template-columns:1fr}
input,select,textarea{font:inherit;color:var(--ink);padding:8px 10px;border:1px solid var(--line);border-radius:8px;background:#fff;width:100%;min-width:0}
input:focus,select:focus,textarea:focus{outline:2px solid #c9c6f0;border-color:var(--accent)}
textarea{min-height:70px;resize:vertical}
.form-actions{grid-column:1/-1;display:flex;gap:8px;justify-content:space-between;align-items:center;padding-top:4px}
.form-actions .right{display:flex;gap:8px;margin-left:auto}
.filters{display:flex;gap:10px;align-items:flex-end;flex-wrap:wrap;margin-bottom:14px}
.filters label{min-width:140px}
.radio-row{display:flex;gap:8px}
.radio-row label{flex-direction:row;align-items:center;gap:6px;border:1px solid var(--line);border-radius:8px;padding:8px 12px;cursor:pointer;color:var(--ink);font-size:14px;font-weight:500;background:#fff}
.radio-row input{width:auto}
.calc{grid-column:1/-1;display:flex;gap:24px;flex-wrap:wrap;background:#faf9f6;border:1px solid var(--line2);border-radius:8px;padding:12px 14px}
.calc div{display:flex;flex-direction:column;font-size:12px;color:var(--ink2)}
.calc b{font-size:16px;color:var(--ink);font-variant-numeric:tabular-nums}

.flash{padding:10px 14px;border-radius:8px;margin-bottom:14px;border:1px solid}
.flash-ok{background:#ecf7f0;border-color:#b9e0c7;color:#14532d}
.flash-err{background:#fdeeed;border-color:#f3c2be;color:#7a1b13}
.flash-info{background:#eef3fb;border-color:#c7d6ef;color:#1e3a6b}

.tabs{display:flex;gap:4px;border-bottom:1px solid var(--line);margin-bottom:16px;flex-wrap:wrap}
.tabs a{padding:9px 14px;text-decoration:none;color:var(--ink2);border-bottom:2px solid transparent;margin-bottom:-1px;font-weight:550}
.tabs a.on{color:var(--ink);border-color:var(--accent)}

.kv{display:grid;grid-template-columns:auto 1fr;gap:4px 14px;font-size:13px}
.kv dt{color:var(--ink2)}
.kv dd{margin:0}
.drop{border:2px dashed #d8d4c8;border-radius:var(--radius);padding:34px;text-align:center;background:#fcfbf8}
.drop input{max-width:360px;margin:12px auto 0;display:block}

/* giriş */
body.auth{display:grid;place-items:center;min-height:100vh;padding:20px}
.auth-box{width:100%;max-width:380px;background:#fff;border:1px solid var(--line);border-radius:14px;padding:30px;text-align:center}
.auth-box form{display:flex;flex-direction:column;gap:12px;text-align:left;margin-top:18px}
.auth-box label{display:flex;flex-direction:column;gap:4px;font-size:12px;font-weight:600;color:var(--ink2)}

/* mobil */
@media (max-width:900px){
  .g4{grid-template-columns:repeat(2,minmax(0,1fr))}
  .g2{grid-template-columns:1fr}
}
@media (max-width:760px){
  .app{flex-direction:column}
  .side{width:auto;height:auto;position:static}
  .brand{margin:10px 16px 8px;max-width:170px;padding:6px 8px}
  .brand-sub{display:none}
  .side nav{flex-direction:row;overflow-x:auto;padding:0 8px 8px}
  .side nav a{flex:none;padding:7px 10px}
  .side nav a span{font-size:13px}
  .side-foot{display:none}
  .main{padding:18px 16px 50px}
  .form{grid-template-columns:1fr}
  .stat .val{font-size:18px}
}

/* yazdırma */
@media print{
  body{background:#fff}
  .side,.actions,.filters,.no-print,.tabs,.btn{display:none !important}
  .main{padding:0;max-width:none}
  .card{border:none;padding:0}
  th{background:none}
  .print-head{display:flex !important}
  .head{display:none !important}
  html,body{font-size:11px}
  .grid.g4{grid-template-columns:repeat(4,minmax(0,1fr)) !important;gap:8px}
  .stat{padding:8px 10px;border:1px solid #ccc}
  .stat .val{font-size:14px}
  .stat .note{font-size:9px}
  .tbl-wrap{overflow:visible}
  .card.flush{border:1px solid #ccc}
  th,td{padding:5px 6px;font-size:10px}
  th{font-size:9px}
  .tag{background:none !important;padding:0;font-size:10px}
  tr{page-break-inside:avoid}
  a{text-decoration:none}
  .print-foot{display:block !important}
  @page{margin:14mm 12mm}
  body{-webkit-print-color-adjust:exact;print-color-adjust:exact}
}
.print-head{display:none;align-items:flex-end;justify-content:space-between;gap:20px;border-bottom:2px solid #1e1a8a;padding-bottom:10px;margin-bottom:14px}
.print-head img{height:62px;width:auto}
.ph-right{text-align:right;display:flex;flex-direction:column;font-size:11px;color:#444}
.ph-right b{font-size:16px;color:#111;margin-bottom:2px}
.print-foot{display:none;margin-top:24px;padding-top:8px;border-top:1px solid #bbb;font-size:10px;color:#444;text-align:center;line-height:1.5}
.auth-logo{display:block;width:100%;max-width:260px;height:auto;margin:0 auto 6px}
.nowrap{white-space:nowrap}
@media (max-width:760px){
  th,td{padding:8px 8px;font-size:13px}
  .tag{font-size:11px;padding:1px 6px}
}

/* --- Kasa & Banka --- */
.btn-neg{color:var(--neg);border-color:#f0c9c5}
.btn-neg:hover{border-color:var(--neg)}
.hesap-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(250px,1fr));gap:14px;margin-bottom:18px}
.hesap-kart{display:block;background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:16px;text-decoration:none;transition:border-color .15s,box-shadow .15s}
a.hesap-kart:hover{border-color:var(--accent);box-shadow:0 2px 10px rgba(35,28,150,.08)}
.hk-ust{display:flex;gap:8px;align-items:center}
.hk-bakiye{font-size:24px;font-weight:700;margin:10px 0 8px;font-variant-numeric:tabular-nums}
.hk-ay{display:flex;flex-direction:column;gap:2px;font-size:12px;color:var(--ink2)}
.hk-ay b{font-variant-numeric:tabular-nums}
.hk-iban{font-size:11px;color:var(--ink2);margin-top:8px;letter-spacing:.02em}
.hesap-kart.yeni{border-style:dashed;background:#fcfbf8}
.hesap-kart.yeni summary{cursor:pointer;font-weight:600;color:var(--accent)}
.mini-form{display:grid;gap:8px;margin-top:12px}
.mini-form label{display:flex;flex-direction:column;gap:3px;font-size:12px;font-weight:600;color:var(--ink2)}
.row-btns{display:flex;gap:6px}
.small-link{font-size:12px;font-weight:500;float:right;text-decoration:none}
.big-amount input{font-size:20px;font-weight:600;padding:10px 12px}
.card.flush h2 .small-link{margin-right:16px}

/* --- Raporlar --- */
.rapor-ozet{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:12px;margin-bottom:16px}
.bar-chart{display:flex;align-items:flex-end;gap:10px;height:180px;padding:10px 4px 0;border-bottom:1px solid var(--line)}
.bar-grp{flex:1;display:flex;flex-direction:column;align-items:center;gap:4px;min-width:0;height:100%;justify-content:flex-end}
.bar-pair{display:flex;gap:3px;align-items:flex-end;height:100%;width:100%;justify-content:center}
.bar{width:42%;max-width:26px;border-radius:4px 4px 0 0;min-height:2px}
.bar.gelir{background:#3b44b8}
.bar.gider{background:#e0662e}
.bar-lbl{font-size:11px;color:var(--ink2);white-space:nowrap}
.legend{display:flex;gap:14px;font-size:12px;color:var(--ink2);margin-top:8px}
.legend i{display:inline-block;width:10px;height:10px;border-radius:2px;margin-right:5px;vertical-align:-1px}
tr.secili td{background:#f3f2fb}
td.grp{font-weight:600;background:#faf9f6}
.sub-tbl td{font-size:13px}
.firma-kutu{border:1px solid var(--line);border-radius:10px;padding:12px 14px;background:#faf9f6}
.fk-bas{display:flex;gap:10px;align-items:center;flex-wrap:wrap;margin-bottom:10px}
.btn-excel{background:#1d6f42;border-color:#1d6f42;color:#fff}
.btn-excel:hover{background:#175a35;border-color:#175a35}
.tag.cek_tahsil{background:#e7f4ec;color:var(--pos)}
.tag.cek_odeme{background:#fbeceb;color:var(--neg)}

/* --- Çek --- */
.cek-durum{display:flex;gap:20px;justify-content:space-between;flex-wrap:wrap;align-items:flex-start}
.cd-durum{font-size:20px;font-weight:700;margin:2px 0 4px}
.cd-islemler{display:flex;flex-direction:column;gap:8px;min-width:0}
.cd-form{display:flex;gap:6px;align-items:center;flex-wrap:wrap}
.cd-form b{font-size:12px;color:var(--ink2);min-width:60px}
.cd-form select,.cd-form input{width:auto;padding:5px 8px;font-size:13px}
/* --- Yan menü alt bölüm --- */
.side-alt{display:flex;flex-direction:column;padding:6px 10px 10px;border-top:1px solid #2c343c}
.side-alt a{padding:6px 10px;border-radius:6px;text-decoration:none;font-size:13px}
.side-alt a:hover,.side-alt a.on{background:#2a323a;color:#fff}
/* --- Vade --- */
.vade-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.vg-baslik{display:flex;justify-content:space-between;align-items:baseline;padding:14px 16px 6px}
.vg-baslik h2{margin:0}
td.gec{color:var(--neg);font-weight:600}
tr.grp-satir td{background:#faf9f6;font-size:12px;font-weight:700;color:var(--ink2);text-transform:uppercase;letter-spacing:.03em}
.uyari-kutu{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:12px;margin:16px 0}
.uyari-kutu a{display:block;text-decoration:none;border-radius:var(--radius);padding:12px 14px;border:1px solid var(--line);background:#fff}
.uyari-kutu a:hover{border-color:var(--accent)}
.uyari-kutu .lbl{font-size:12px;color:var(--ink2)}
.uyari-kutu .val{font-size:18px;font-weight:700;font-variant-numeric:tabular-nums}
.uyari-kutu .note{font-size:11px;color:var(--ink2)}
.uyari-kutu a.kirmizi{border-color:#f3c2be;background:#fdf6f5}
@media (max-width:900px){.vade-grid{grid-template-columns:1fr}.uyari-kutu{grid-template-columns:1fr 1fr}}
@media (max-width:760px){.side-alt{flex-direction:row;overflow-x:auto;padding:0 8px 8px;border-top:0}.side-alt .side-baslik{display:none}.side-alt a{flex:none;white-space:nowrap}}
.kalem-kutu{margin-top:14px;border:1px solid var(--line);border-radius:10px;padding:12px 14px}
.kalem-kutu td input{padding:5px 7px;font-size:13px}
/* İzleyici: değişiklik düğmeleri gizli */
body.salt-oku .head .actions a.btn-primary, body.salt-oku .head .actions a.btn-neg, body.salt-oku .form-actions,
body.salt-oku .btn-danger, body.salt-oku .cd-islemler, body.salt-oku details.hesap-kart.yeni{display:none !important}

/* --- Ödeme takvimi (ay görünümü) --- */
.gorunum-sec{display:flex;gap:6px;margin-left:auto}
.takvim-kart{padding:14px}
.tk-ust{display:flex;justify-content:space-between;align-items:center;gap:10px;margin-bottom:10px}
.tk-baslik{text-align:center;display:flex;flex-direction:column}
.tk-baslik b{font-size:18px}
.tk-baslik span{font-size:12px}
.takvim{display:grid;grid-template-columns:repeat(7,minmax(0,1fr));border-top:1px solid var(--line);border-left:1px solid var(--line)}
.tk-gun-adi{font-size:11px;font-weight:700;color:var(--ink2);text-transform:uppercase;text-align:center;padding:6px 0;background:#faf9f6;border-right:1px solid var(--line);border-bottom:1px solid var(--line)}
.tk-hucre{min-height:96px;padding:5px 6px;border-right:1px solid var(--line);border-bottom:1px solid var(--line);text-decoration:none;display:flex;flex-direction:column;gap:1px;min-width:0;background:#fff;transition:background .1s}
.tk-hucre:hover{background:#f6f5fc}
.tk-hucre.haftasonu{background:#fcfbf8}
.tk-hucre.diger-ay{background:#f7f6f2}
.tk-hucre.diger-ay .tk-no{color:#b9b6ad}
.tk-hucre.gecmis{background:#fdf3f2}
.tk-hucre.bugun{box-shadow:inset 0 0 0 2px var(--accent)}
.tk-hucre.secili{box-shadow:inset 0 0 0 2px #dc2719;background:#fffaf5}
.tk-no{font-size:12px;font-weight:700;color:var(--ink2)}
.tk-hucre.bugun .tk-no{color:var(--accent)}
.tk-tutar{font-size:12px;font-weight:700;font-variant-numeric:tabular-nums;line-height:1.3;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.tk-isimler{display:flex;flex-direction:column;font-size:10.5px;line-height:1.3;margin-top:2px}
.tk-isimler span{white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
#gun{margin-top:4px}
@media (max-width:760px){
  .tk-hucre{min-height:58px;padding:3px}
  .tk-isimler{display:none}
  .tk-tutar{font-size:9.5px}
  .gorunum-sec{margin-left:0}
}
@media print{.takvim-kart .btn{display:none}}
.tk-kisa{display:none}
@media (max-width:760px){.tk-uzun{display:none}.tk-kisa{display:inline}.tk-tutar{font-size:10px}}

/* --- Yönetim menüsü ve yetki tablosu --- */
.side-baslik{font-size:11px;text-transform:uppercase;letter-spacing:.06em;color:#8b949e;padding:4px 10px 2px}
.side-alt a{display:flex;gap:8px;align-items:center}
.yetki-tbl{width:100%;border-collapse:collapse;margin-top:4px}
.yetki-tbl th,.yetki-tbl td{padding:7px 6px;border-bottom:1px solid var(--line);font-size:13px;text-align:center}
.yetki-tbl th:first-child,.yetki-tbl td:first-child{text-align:left}
.yetki-tbl td small{display:block;color:var(--ink2);font-size:11px;font-weight:400}
.yetki-tbl input{width:auto;margin:0;accent-color:var(--accent);transform:scale(1.15)}
.yetki-tbl .yok-duzey{color:#c9c6bd}
.yetki-tbl.kilitli{opacity:.55;pointer-events:none}
.hizli-sec{display:flex;gap:6px;flex-wrap:wrap;margin:6px 0 2px}
.hizli-sec button{font-size:12px;padding:4px 9px}
.yetki-ozet{display:flex;flex-wrap:wrap;gap:3px;margin-top:4px}
.yetki-ozet span{font-size:11px;padding:1px 6px;border-radius:4px;background:#f1efe9;color:var(--ink2)}
.yetki-ozet span.d{background:#e7f4ec;color:var(--pos)}