:root {
  --bg: #f3f5f9; --panel: #ffffff; --ink: #0f1b2d; --muted: #64748b; --line: #e3e8ef; --soft: #f7f9fc;
  --navy: #0f2a4a; --navy-2: #173a63; --accent: #0d9488; --accent-2: #14b8a6; --accent-soft: #e6f7f5;
  --nakit: #16a34a; --nakit-soft: #e8f7ee; --kart: #2563eb; --kart-soft: #e8effd; --havale: #9333ea; --havale-soft: #f3e8fd;
  --danger: #dc2626; --danger-soft: #fdecec; --warn: #d97706; --warn-soft: #fff4e0;
  --r: 12px; --shadow: 0 1px 2px rgba(15,27,45,.06), 0 4px 16px rgba(15,27,45,.05);
  --font: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}
* { box-sizing: border-box; }
html, body { margin: 0; background: var(--bg); color: var(--ink); font: 14px/1.45 var(--font); }
button, input, select, textarea { font: inherit; color: inherit; }
a { color: var(--accent); }
.hidden { display: none !important; }
.num { font-variant-numeric: tabular-nums; text-align: right; white-space: nowrap; }
.muted { color: var(--muted); }
.small { font-size: 12px; }
.row { display: flex; gap: 12px; align-items: center; flex-wrap: wrap; }
.grow { flex: 1; }
.right { margin-left: auto; }

/* ---------- Giriş ---------- */
.login-wrap { min-height: 100vh; display: grid; place-items: center; padding: 16px;
  background: radial-gradient(1200px 600px at 10% -10%, #1d4f86 0%, transparent 60%), linear-gradient(160deg, var(--navy) 0%, #0b1f38 100%); }
.login-card { width: 100%; max-width: 380px; background: #fff; border-radius: 18px; padding: 32px 28px; box-shadow: 0 20px 60px rgba(0,0,0,.35); }
.login-card h1 { margin: 12px 0 2px; font-size: 20px; }
.login-card p { margin: 0 0 22px; color: var(--muted); }
.brand-mark { width: 44px; height: 44px; border-radius: 12px; background: var(--navy); display: grid; place-items: center; }
.brand-mark svg { width: 26px; height: 26px; }

/* ---------- Yerleşim ---------- */
.app { min-height: 100vh; }
.layout { display: grid; grid-template-columns: 232px 1fr; min-height: 100vh; }
.side { background: var(--navy); color: #cfe0f5; display: flex; flex-direction: column; padding: 16px 12px; position: sticky; top: 0; height: 100vh; }
.side .brand { display: flex; gap: 10px; align-items: center; padding: 4px 8px 18px; color: #fff; }
.side .brand b { display: block; font-size: 15px; letter-spacing: .2px; }
.side .brand span { font-size: 11px; color: #8fb0d6; }
.nav { display: flex; flex-direction: column; gap: 2px; }
.nav a { display: flex; align-items: center; gap: 10px; padding: 9px 10px; border-radius: 9px; color: #cfe0f5; text-decoration: none; font-weight: 500; }
.nav a:hover { background: rgba(255,255,255,.06); color: #fff; }
.nav a.on { background: rgba(45,212,191,.16); color: #fff; }
.nav a .ico { width: 18px; text-align: center; opacity: .9; }
.nav .sep { height: 1px; background: rgba(255,255,255,.08); margin: 10px 6px; }
.nav kbd { margin-left: auto; font-size: 10px; background: rgba(255,255,255,.1); padding: 1px 5px; border-radius: 4px; color: #9fbde0; font-family: inherit; }
.side .me { margin-top: auto; padding: 10px; border-top: 1px solid rgba(255,255,255,.08); font-size: 12px; }
.side .me b { color: #fff; display: block; font-size: 13px; }
.side .me button { background: none; border: 0; color: #8fb0d6; padding: 0; cursor: pointer; margin-right: 10px; }
.side .me button:hover { color: #fff; }
.main { padding: 22px 26px 60px; min-width: 0; }
.topbar { display: none; }
.page-h { display: flex; align-items: center; gap: 12px; margin-bottom: 18px; flex-wrap: wrap; }
.page-h h2 { margin: 0; font-size: 22px; letter-spacing: -.2px; }
.page-h .sub { color: var(--muted); }

/* ---------- Kartlar ---------- */
.card { background: var(--panel); border: 1px solid var(--line); border-radius: var(--r); box-shadow: var(--shadow); padding: 18px; }
.card + .card { margin-top: 16px; }
.card h3 { margin: 0 0 12px; font-size: 15px; }
.grid { display: grid; gap: 16px; }
.g2 { grid-template-columns: repeat(2, minmax(0,1fr)); }
.g3 { grid-template-columns: repeat(3, minmax(0,1fr)); }
.g4 { grid-template-columns: repeat(4, minmax(0,1fr)); }
.g5 { grid-template-columns: repeat(5, minmax(0,1fr)); }
.kpi { background: var(--panel); border: 1px solid var(--line); border-radius: var(--r); padding: 14px 16px; box-shadow: var(--shadow); position: relative; overflow: hidden; }
.kpi .l { color: var(--muted); font-size: 12px; font-weight: 600; text-transform: uppercase; letter-spacing: .4px; }
.kpi .v { font-size: 22px; font-weight: 700; margin-top: 4px; font-variant-numeric: tabular-nums; }
.kpi .s { font-size: 12px; color: var(--muted); margin-top: 2px; }
.kpi::before { content: ""; position: absolute; left: 0; top: 0; bottom: 0; width: 4px; background: var(--line); }
.kpi.nakit::before { background: var(--nakit); } .kpi.kart::before { background: var(--kart); } .kpi.havale::before { background: var(--havale); }
.kpi.gider::before { background: var(--danger); } .kpi.kasa::before { background: var(--accent); } .kpi.net::before { background: var(--navy-2); }
.kpi.kasa { background: linear-gradient(135deg, #0f2a4a, #134e6f); color: #fff; border: 0; }
.kpi.kasa .l, .kpi.kasa .s { color: #a8c6e6; }

/* ---------- Form ---------- */
label.f { display: block; font-size: 12px; font-weight: 600; color: var(--muted); margin-bottom: 5px; }
.inp, select.inp, textarea.inp { width: 100%; height: 40px; padding: 0 12px; border: 1px solid #d4dbe5; border-radius: 9px; background: #fff; outline: none; transition: border-color .15s, box-shadow .15s; }
textarea.inp { height: auto; padding: 10px 12px; resize: vertical; }
.inp:focus { border-color: var(--accent); box-shadow: 0 0 0 3px rgba(13,148,136,.15); }
.inp.big { height: 48px; font-size: 17px; font-weight: 600; }
.inp[disabled] { background: var(--soft); color: var(--muted); }
.fld { margin-bottom: 14px; }
.btn { height: 40px; padding: 0 16px; border-radius: 9px; border: 1px solid #d4dbe5; background: #fff; cursor: pointer; font-weight: 600; display: inline-flex; align-items: center; gap: 8px; justify-content: center; white-space: nowrap; }
.btn:hover { background: var(--soft); }
.btn.pri { background: var(--accent); border-color: var(--accent); color: #fff; }
.btn.pri:hover { background: #0b7f75; }
.btn.navy { background: var(--navy); border-color: var(--navy); color: #fff; }
.btn.danger { color: var(--danger); border-color: #f3c4c4; }
.btn.danger:hover { background: var(--danger-soft); }
.btn.sm { height: 30px; padding: 0 10px; font-size: 12px; border-radius: 7px; }
.btn.xl { height: 56px; font-size: 17px; padding: 0 22px; border-radius: 12px; }
.btn[disabled] { opacity: .5; cursor: not-allowed; }
.check { display: inline-flex; align-items: center; gap: 8px; cursor: pointer; user-select: none; font-weight: 500; }
.check input { width: 18px; height: 18px; accent-color: var(--accent); }
.err { color: var(--danger); font-size: 13px; min-height: 18px; margin-top: 8px; }

/* Ödeme şekli seçici */
.pay { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; }
.pay button { height: 58px; border-radius: 12px; border: 2px solid var(--line); background: #fff; cursor: pointer; font-weight: 700; font-size: 15px; display: flex; flex-direction: column; align-items: center; justify-content: center; line-height: 1.2; }
.pay button small { font-weight: 500; font-size: 11px; color: var(--muted); }
.pay button:hover { border-color: #c5cfdc; }
.pay button.on[data-m=NAKIT] { border-color: var(--nakit); background: var(--nakit-soft); color: #0f6b31; }
.pay button.on[data-m=KART] { border-color: var(--kart); background: var(--kart-soft); color: #1d4ed8; }
.pay button.on[data-m=HAVALE] { border-color: var(--havale); background: var(--havale-soft); color: #7e22ce; }
.inv-box { margin-top: 10px; padding: 12px 14px; border-radius: 10px; font-size: 13px; }
.inv-box.nakit { background: var(--warn-soft); border: 1px solid #f6d49a; }
.inv-box.auto { background: var(--accent-soft); border: 1px solid #b4e7df; color: #0b6b62; }

/* Kalem çipleri */
.chips { display: flex; flex-wrap: wrap; gap: 6px; }
.chip { border: 1px solid #d4dbe5; background: #fff; border-radius: 999px; padding: 6px 12px; cursor: pointer; font-weight: 600; font-size: 13px; }
.chip:hover { border-color: var(--accent); color: var(--accent); }
.chip.br { background: var(--soft); }
.chip.on { background: var(--accent); color: #fff; border-color: var(--accent); }
.lines { margin-top: 12px; display: flex; flex-direction: column; gap: 8px; }
.line { display: grid; grid-template-columns: 170px 1fr 150px 36px; gap: 8px; align-items: center; background: var(--soft); border: 1px solid var(--line); border-radius: 10px; padding: 8px; }
.line b { padding-left: 6px; }
.line .x { width: 36px; height: 36px; border-radius: 8px; border: 0; background: transparent; cursor: pointer; color: var(--muted); font-size: 18px; }
.line .x:hover { background: var(--danger-soft); color: var(--danger); }
.empty-lines { padding: 16px; text-align: center; color: var(--muted); border: 1.5px dashed #d4dbe5; border-radius: 10px; margin-top: 12px; }
.total-box { background: var(--navy); color: #fff; border-radius: 14px; padding: 18px 20px; }
.total-box .l { font-size: 12px; color: #a8c6e6; text-transform: uppercase; letter-spacing: .5px; font-weight: 600; }
.total-box .v { font-size: 34px; font-weight: 800; font-variant-numeric: tabular-nums; letter-spacing: -.5px; }
.total-box .w { font-size: 12px; color: #cfe0f5; margin-top: 2px; min-height: 16px; }
.receipt-no { font-size: 13px; color: var(--muted); }
.receipt-no b { color: var(--ink); font-size: 16px; }

/* Öneri listesi */
.ac { position: relative; }
.ac-list { position: absolute; z-index: 20; left: 0; right: 0; top: 100%; margin-top: 4px; background: #fff; border: 1px solid var(--line); border-radius: 10px; box-shadow: 0 10px 30px rgba(15,27,45,.12); overflow: hidden; }
.ac-list div { padding: 9px 12px; cursor: pointer; display: flex; justify-content: space-between; gap: 10px; }
.ac-list div:hover, .ac-list div.on { background: var(--accent-soft); }
.ac-list small { color: var(--muted); }

/* ---------- Tablolar ---------- */
.tbl-wrap { overflow-x: auto; }
table.t { width: 100%; border-collapse: collapse; }
table.t th { text-align: left; font-size: 11px; text-transform: uppercase; letter-spacing: .4px; color: var(--muted); font-weight: 700; padding: 9px 10px; border-bottom: 1px solid var(--line); background: var(--soft); white-space: nowrap; }
table.t td { padding: 9px 10px; border-bottom: 1px solid #eef1f5; vertical-align: middle; }
table.t tr:last-child td { border-bottom: 0; }
table.t tbody tr:hover { background: #fafbfd; }
table.t tr.iptal td { color: #9aa6b5; text-decoration: line-through; }
table.t tr.iptal td.nostrike { text-decoration: none; }
table.t tfoot td { font-weight: 700; border-top: 2px solid var(--line); background: var(--soft); }
table.t th.num { text-align: right; }
.clickable tbody tr { cursor: pointer; }
.badge { display: inline-block; padding: 2px 8px; border-radius: 999px; font-size: 11px; font-weight: 700; white-space: nowrap; }
.b-NAKIT { background: var(--nakit-soft); color: #0f6b31; }
.b-KART { background: var(--kart-soft); color: #1d4ed8; }
.b-HAVALE { background: var(--havale-soft); color: #7e22ce; }
.b-BILINMIYOR { background: #eef1f5; color: var(--muted); }
.b-IPTAL { background: var(--danger-soft); color: var(--danger); }
.b-ok { background: var(--accent-soft); color: #0b6b62; }
.b-no { background: var(--warn-soft); color: #9a5b00; }
.b-gray { background: #eef1f5; color: var(--muted); }

.filters { display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); gap: 10px; align-items: end; }
.tabs { display: flex; gap: 4px; border-bottom: 1px solid var(--line); margin-bottom: 16px; flex-wrap: wrap; }
.tabs button { background: none; border: 0; padding: 10px 14px; cursor: pointer; font-weight: 600; color: var(--muted); border-bottom: 2px solid transparent; margin-bottom: -1px; }
.tabs button.on { color: var(--ink); border-bottom-color: var(--accent); }
.alert { padding: 12px 14px; border-radius: 10px; margin-bottom: 16px; font-size: 13px; }
.alert.warn { background: var(--warn-soft); border: 1px solid #f6d49a; }
.alert.info { background: var(--kart-soft); border: 1px solid #c4d6fb; }
.alert.ok { background: var(--accent-soft); border: 1px solid #b4e7df; }
.alert.danger { background: var(--danger-soft); border: 1px solid #f3c4c4; }
.eq { display: grid; grid-template-columns: 1fr auto; gap: 6px 16px; font-size: 14px; }
.eq .tot { font-weight: 800; border-top: 2px solid var(--line); padding-top: 6px; font-size: 16px; }
.diff-pos { color: var(--nakit); font-weight: 700; } .diff-neg { color: var(--danger); font-weight: 700; } .diff-zero { color: var(--accent); font-weight: 700; }
.chart svg { width: 100%; height: auto; display: block; }
.legend { display: flex; gap: 14px; font-size: 12px; color: var(--muted); margin-top: 6px; flex-wrap: wrap; }
.legend i { display: inline-block; width: 10px; height: 10px; border-radius: 3px; margin-right: 5px; vertical-align: -1px; }
.li-inc { background: var(--accent); } .li-exp { background: #f87171; } .li-net { background: var(--navy); }
.perm-grid { display: grid; grid-template-columns: repeat(2, minmax(0,1fr)); gap: 6px 16px; }
.quick { display: grid; grid-template-columns: repeat(2, 1fr); gap: 12px; margin-bottom: 16px; }
.quick a { display: flex; align-items: center; gap: 14px; padding: 18px; border-radius: 14px; text-decoration: none; color: #fff; font-weight: 700; font-size: 17px; box-shadow: var(--shadow); }
.quick a small { display: block; font-weight: 500; font-size: 12px; opacity: .8; }
.quick a .ic { width: 44px; height: 44px; border-radius: 12px; background: rgba(255,255,255,.18); display: grid; place-items: center; font-size: 22px; }
.quick .q1 { background: linear-gradient(135deg, #0d9488, #0f766e); }
.quick .q2 { background: linear-gradient(135deg, #1e3a5f, #0f2a4a); }

/* ---------- Toast / Modal ---------- */
.toast { position: fixed; left: 50%; bottom: 24px; transform: translateX(-50%) translateY(20px); background: var(--ink); color: #fff; padding: 12px 18px; border-radius: 10px; opacity: 0; pointer-events: none; transition: .2s; z-index: 100; font-weight: 600; max-width: 90vw; }
.toast.show { opacity: 1; transform: translateX(-50%); }
.toast.err { background: var(--danger); }
.modal { position: fixed; inset: 0; background: rgba(15,27,45,.45); display: grid; place-items: center; z-index: 90; padding: 16px; }
.modal .box { background: #fff; border-radius: 16px; width: 100%; max-width: 560px; max-height: 90vh; overflow: auto; padding: 22px; box-shadow: 0 30px 80px rgba(0,0,0,.3); }
.modal .box.wide { max-width: 820px; }
.modal h3 { margin: 0 0 14px; }
.modal .actions { display: flex; gap: 8px; justify-content: flex-end; margin-top: 16px; flex-wrap: wrap; }
.kv { display: grid; grid-template-columns: 140px 1fr; gap: 6px 12px; font-size: 14px; }
.kv dt { color: var(--muted); } .kv dd { margin: 0; font-weight: 600; }

/* ---------- Mobil ---------- */
@media (max-width: 900px) {
  .layout { grid-template-columns: 1fr; }
  .side { position: fixed; z-index: 50; left: 0; top: 0; width: 250px; transform: translateX(-100%); transition: transform .2s; }
  .side.open { transform: none; }
  .topbar { display: flex; align-items: center; gap: 10px; padding: 10px 16px; background: var(--navy); color: #fff; position: sticky; top: 0; z-index: 40; }
  .topbar button { background: none; border: 0; color: #fff; font-size: 22px; cursor: pointer; }
  .main { padding: 16px; }
  .g3, .g4, .g5 { grid-template-columns: repeat(2, minmax(0,1fr)); }
  .g2 { grid-template-columns: 1fr; }
  .line { grid-template-columns: 1fr 120px 36px; }
  .line .d { grid-column: 1 / -1; order: 5; }
  .perm-grid, .quick { grid-template-columns: 1fr; }
}

/* ---------- MAKBUZ BASKI (A5 yatay = A4'ün yarısı) ---------- */
.print-root { display: none; }
@page { size: A5 landscape; margin: 7mm; }
@media print {
  html, body { background: #fff !important; }
  .app, .toast, .modal { display: none !important; }
  .print-root { display: block !important; }
  * { -webkit-print-color-adjust: exact; print-color-adjust: exact; }
}
.rc { width: 196mm; height: 129mm; color: #000; font: 10pt/1.3 Arial, "Helvetica Neue", sans-serif; display: flex; flex-direction: column; position: relative; overflow: hidden; break-after: page; page-break-after: always; }
.rc:last-child { break-after: auto; page-break-after: auto; }
.rc-h { display: grid; grid-template-columns: 40mm 1fr 52mm; align-items: center; gap: 3mm; }
.rc-logo { width: 38mm; height: auto; }
.rc-mid { text-align: center; }
.rc-name { font-size: 15pt; font-weight: 800; letter-spacing: .3px; }
.rc-ttl { font-size: 13pt; font-weight: 700; margin-top: .5mm; }
.rc-no { font-size: 17pt; color: #c8102e; font-weight: 700; margin-top: 1mm; letter-spacing: .5px; }
.rc-contact { font-size: 8.5pt; text-align: right; line-height: 1.35; }
.rc-date { font-size: 10pt; margin-top: 1.5mm; white-space: nowrap; }
.rc-copy { position: absolute; bottom: 0; left: 0; font-size: 7pt; font-weight: 700; border: 1px solid #000; padding: .3mm 2mm; letter-spacing: .3px; }
.rc-stu { margin: 2.5mm 0 1.5mm; border-bottom: .3mm dotted #000; padding-bottom: .8mm; font-size: 10.5pt; }
.rc-stu span { font-weight: 700; }
.rc-stu b { margin-left: 1.5mm; }
.rc-stu .rc-veli { float: right; font-weight: 400; font-size: 9pt; }
.rc-t { width: 100%; border-collapse: collapse; font-size: 10pt; border: 1.2px solid #000; }
.rc-t th { border: 1px solid #000; text-align: center; padding: 1mm 2mm; font-size: 9.5pt; }
.rc-t td { padding: 1mm 2mm; border-left: 1px solid #000; border-right: 1px solid #000; border-bottom: .3px solid #888; }
.rc-t tfoot td { border-top: 1.2px solid #000; font-size: 10.5pt; }
.rc-t .num { text-align: right; }
.rc-t .w-tut { width: 40mm; }
.rc-words { margin-top: 2mm; font-size: 9.5pt; border-bottom: .3mm dotted #000; padding-bottom: .8mm; }
.rc-f { display: flex; justify-content: space-between; align-items: flex-start; margin-top: 2.5mm; }
.rc-pay { display: flex; gap: 7mm; font-size: 9.5pt; }
.rc-pm b { text-decoration: underline; }
.rc-pay .bx { display: inline-block; width: 4mm; height: 4mm; border: 1px solid #000; margin-left: 1mm; vertical-align: -1mm; text-align: center; font-size: 8pt; line-height: 3.8mm; font-weight: 800; }
.rc-sign { font-weight: 700; text-decoration: underline; font-size: 9.5pt; min-width: 45mm; text-align: center; }
.rc-note { font-size: 8pt; margin-top: auto; }
.rc-foot { font-size: 7pt; color: #444; text-align: center; margin-top: auto; padding-top: 1mm; }
.rc-note + .rc-foot { margin-top: 0; }
.rc-void { position: absolute; left: 50%; top: 50%; transform: translate(-50%,-50%) rotate(-18deg); font-size: 60pt; font-weight: 900; color: rgba(200,0,0,.25); border: 6px solid rgba(200,0,0,.25); padding: 0 8mm; letter-spacing: 6px; z-index: 2; }
/* kasa raporu (aynı sayfa düzeni) */
.rc-club b { font-size: 14pt; display: block; } .rc-club span { font-size: 9pt; display: block; }
.rc-title { text-align: right; } .rc-title b { font-size: 13pt; }
.rc-h2 { display: flex; justify-content: space-between; border-bottom: 2px solid #000; padding-bottom: 2mm; margin-bottom: 2mm; }
.rc-sign2 { text-align: center; font-size: 8.5pt; min-width: 55mm; } .rc-sign2 div { border-top: 1px solid #000; padding-top: 1mm; margin-top: 9mm; }

/* yardımcı sınıflar */
.mk-grid { grid-template-columns: minmax(0, 1.6fr) minmax(300px, 1fr); align-items: start; }
.w160 { width: 170px; flex: 0 0 170px; }
.full { width: 100%; }
.mt { margin-top: 0; } .mt1 { margin-top: 10px; } .mt2 { margin-top: 16px; } .mb1 { margin-bottom: 10px; }
.sect { margin: 22px 0 10px; letter-spacing: .5px; }
.presets { gap: 6px; }
tr.warnrow td { background: #fffaf0; }
.logd { max-width: 380px; word-break: break-word; }
code { background: var(--soft); padding: 1px 5px; border-radius: 4px; font-size: 12px; }
@media (max-width: 900px) { .mk-grid { grid-template-columns: 1fr; } .w160 { width: 100%; flex: 1 1 100%; } }

/* Öğrenci listesi baskısı: A4 dikey */
@page liste { size: A4 portrait; margin: 12mm; }
.list-print { page: liste; font: 9pt Arial, sans-serif; color: #000; }
.list-print h3 { font-size: 12pt; margin: 0 0 6mm; }
.list-print table { width: 100%; border-collapse: collapse; }
.list-print th, .list-print td { border: .2mm solid #999; padding: 1mm 1.5mm; text-align: left; }
.list-print .num { text-align: right; }

.b-KARMA { background: #fff1e6; color: #b45309; }
.linkbtn { background: none; border: 0; padding: 0; color: var(--accent); cursor: pointer; font-weight: 600; font-size: 13px; }
.split { display: grid; grid-template-columns: 90px 1fr; gap: 8px 10px; align-items: center; margin-top: 10px; }
.split label.f { margin: 0; }
.nowrap { white-space: nowrap; }
.layout { background: linear-gradient(to right, var(--navy) 232px, transparent 232px); }
.dateinp { width: 170px; }
.page-h .row { flex-wrap: nowrap; }
@media (max-width: 900px) { .layout { background: none; } }


.brand-logo { width: 46px; height: auto; background: #fff; border-radius: 10px; padding: 3px; }
.login-card .brand-logo { width: 90px; background: none; padding: 0; }
.logo-prev { width: 110px; height: auto; border: 1px solid var(--line); border-radius: 8px; padding: 4px; background: #fff; }