:root {
  --bg: #0f172a;
  --bg2: #1e293b;
  --card: #1e293b;
  --border: #334155;
  --text: #f1f5f9;
  --text2: #94a3b8;
  --primary: #38bdf8;
  --green: #22c55e;
  --red: #ef4444;
  --amber: #f59e0b;
}
* { box-sizing: border-box; margin: 0; padding: 0; -webkit-tap-highlight-color: transparent; }
html, body { height: 100%; }
body {
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  background: var(--bg); color: var(--text);
  overflow: hidden;
}

.screen { display: none; height: 100vh; flex-direction: column; }
.screen.active { display: flex; }

/* ── Ortak kart (setup / login) ── */
.center-card {
  margin: auto; width: 100%; max-width: 360px; padding: 28px 22px;
  text-align: center;
}
.logo { font-size: 56px; margin-bottom: 8px; }
.center-card h1 { font-size: 24px; margin-bottom: 6px; }
.muted { color: var(--text2); font-size: 14px; margin-bottom: 20px; word-break: break-all; }
.err { color: var(--red); font-size: 13px; min-height: 18px; margin: 8px 0; }

input[type=text] {
  width: 100%; padding: 14px 16px; font-size: 16px;
  background: var(--bg2); border: 1px solid var(--border); border-radius: 12px;
  color: var(--text); margin-bottom: 14px; text-align: center;
}
input:focus { outline: none; border-color: var(--primary); }

.btn-primary {
  width: 100%; padding: 15px; font-size: 16px; font-weight: 700;
  background: var(--primary); color: #06283d; border: none; border-radius: 12px;
  cursor: pointer;
}
.btn-primary:active { filter: brightness(0.92); }
.btn-link { background: none; border: none; color: var(--text2); font-size: 13px;
  margin-top: 18px; cursor: pointer; text-decoration: underline; }

/* ── PIN ── */
.pin-dots { display: flex; gap: 14px; justify-content: center; margin: 10px 0 4px; }
.pin-dots span { width: 16px; height: 16px; border-radius: 50%; border: 2px solid var(--border); }
.pin-dots span.filled { background: var(--primary); border-color: var(--primary); }
.keypad { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; margin-top: 18px; }
.keypad button {
  padding: 18px 0; font-size: 22px; font-weight: 600;
  background: var(--bg2); border: 1px solid var(--border); border-radius: 14px;
  color: var(--text); cursor: pointer;
}
.keypad button:active { background: var(--border); }
.keypad button.k-action { font-size: 18px; color: var(--text2); }

/* ── Topbar / tabs ── */
.topbar {
  display: flex; align-items: center; justify-content: space-between;
  padding: calc(env(safe-area-inset-top, 0px) + 12px) 16px 12px;
  background: var(--bg2); border-bottom: 1px solid var(--border);
}
.topbar-left { display: flex; flex-direction: column; gap: 1px; min-width: 0; }
.topbar-name { font-weight: 700; font-size: 16px; }
.topbar-biz { font-weight: 700; font-size: 16px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.topbar-sub { font-size: 12px; color: var(--text2); }
.topbar-conn { width: 10px; height: 10px; border-radius: 50%; background: var(--red); flex: 0 0 auto; }

/* İşletme listesi kartı */
.biz {
  background: var(--card); border: 1px solid var(--border); border-radius: 14px;
  padding: 14px; display: flex; align-items: center; gap: 12px; cursor: pointer;
}
.biz.active { border-color: var(--primary); }
.biz-info { flex: 1; min-width: 0; }
.biz-info .nm { font-weight: 700; font-size: 16px; }
.biz-info .sub { font-size: 12px; color: var(--text2); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.biz-check { color: var(--primary); font-size: 20px; }
.biz-del { background: none; border: none; color: var(--red); font-size: 20px; cursor: pointer; padding: 6px 8px; flex: 0 0 auto; }
.topbar-conn.on { background: var(--green); }
.topbar-geo { font-size: 13px; flex: 0 0 auto; padding: 2px 6px; border-radius: 8px; opacity: .55; margin-right: 4px; }
.topbar-geo.on { opacity: 1; background: rgba(34,197,94,.18); }
.topbar-geo.bad { opacity: 1; background: rgba(239,68,68,.2); }

/* Parçalı tahsilat */
.split-rows { display: flex; flex-direction: column; gap: 8px; margin: 8px 0 12px; }
.split-row { display: grid; grid-template-columns: 1fr 120px; align-items: center; gap: 12px; background: var(--bg2); border: 2px solid var(--border); border-radius: 12px; padding: 12px 14px; cursor: pointer; }
.split-row > span:first-child { font-weight: 600; }
.split-row.sel { border-color: var(--primary); background: rgba(99,102,241,.12); }
.split-val { text-align: right; font-size: 18px; font-weight: 700; font-variant-numeric: tabular-nums; }
.split-pad { display: grid; grid-template-columns: repeat(3, 1fr); gap: 8px; margin: 4px 0 12px; }
.split-key { font-size: 22px; font-weight: 600; padding: 14px 0; border-radius: 12px; border: 1px solid var(--border); background: var(--bg2); color: var(--text); cursor: pointer; }
.split-key:active { background: var(--primary); color: #fff; }
.split-key.act { color: var(--text2); font-size: 18px; }

/* Müşteri ID + QR tara */
.cid-row { display: flex; gap: 8px; align-items: stretch; }
.cid-row #setup-cid { flex: 1; margin: 0; }
.btn-scan { flex: 0 0 auto; width: 52px; font-size: 22px; border: 1px solid var(--border); background: var(--bg2); color: var(--text); border-radius: 12px; cursor: pointer; }
#qr-reader { background: #000; }
.split-remain { text-align: center; font-weight: 700; padding: 8px; border-radius: 10px; margin-bottom: 10px; }
.split-remain.ok { color: #fff; background: rgba(34,197,94,.85); }
.split-remain.bad { color: var(--red); background: rgba(239,68,68,.12); }
.btn-icon { background: none; border: none; color: var(--text2); font-size: 22px; cursor: pointer; padding: 4px 8px; }

.tabs { display: flex; background: var(--bg2); border-bottom: 1px solid var(--border); }
.tab {
  flex: 1; padding: 14px 0; background: none; border: none; cursor: pointer;
  color: var(--text2); font-size: 15px; font-weight: 600; border-bottom: 3px solid transparent;
  display: flex; align-items: center; justify-content: center; gap: 8px;
}
.tab.active { color: var(--primary); border-bottom-color: var(--primary); }
.tab-badge {
  background: var(--border); color: var(--text); border-radius: 20px;
  font-size: 12px; font-weight: 700; padding: 2px 8px; min-width: 22px;
}
.tab.active .tab-badge { background: var(--primary); color: #06283d; }

/* ── Liste / kartlar ── */
.list { flex: 1; overflow-y: auto; padding: 14px; display: flex; flex-direction: column; gap: 12px; }
.empty { text-align: center; color: var(--text2); padding: 50px 20px; font-size: 15px; }

.order {
  background: var(--card); border: 1px solid var(--border); border-radius: 14px;
  padding: 14px; display: flex; flex-direction: column; gap: 10px;
}
.order-top { display: flex; justify-content: space-between; align-items: flex-start; gap: 10px; }
.order-cust { font-size: 17px; font-weight: 700; }
.order-phone { color: var(--text2); font-size: 13px; text-decoration: none; }
.order-total { font-size: 20px; font-weight: 800; color: var(--text); white-space: nowrap; }
.order-meta { font-size: 12px; color: var(--text2); }
.order-addr {
  font-size: 14px; background: var(--bg); border-radius: 10px; padding: 10px;
  display: flex; gap: 8px; align-items: flex-start;
}
.chips { display: flex; gap: 6px; flex-wrap: wrap; }
.chip { font-size: 11px; padding: 3px 9px; border-radius: 8px; background: var(--bg); color: var(--text2); }
.chip.paid { background: rgba(34,197,94,.18); color: var(--green); }
.chip.unpaid { background: rgba(245,158,11,.18); color: var(--amber); }
.chip.timer { background: rgba(56,189,248,.18); color: var(--primary); font-variant-numeric: tabular-nums; font-weight: 700; }

.order-actions { display: grid; grid-template-columns: 1fr; gap: 8px; }
.order-actions.two { grid-template-columns: 1fr 1fr; }
.act {
  padding: 13px; font-size: 15px; font-weight: 700; border: none; border-radius: 11px;
  cursor: pointer; color: #fff;
}
.act.claim { background: var(--primary); color: #06283d; }
.act.nav { background: #2563eb; }
.act.deliver { background: var(--green); }
.act.release { background: var(--amber); color: #1f1300; }
.act.cancel { background: transparent; border: 1px solid var(--red); color: var(--red); }
.act:active { filter: brightness(0.92); }

/* ── FAB ── */
.fab {
  position: fixed; right: 18px; bottom: calc(env(safe-area-inset-bottom, 0px) + 18px);
  width: 56px; height: 56px; border-radius: 50%; border: none;
  background: var(--bg2); border: 1px solid var(--border); color: var(--primary);
  font-size: 26px; cursor: pointer; box-shadow: 0 6px 18px rgba(0,0,0,.4);
}
.fab.spin { animation: spin .6s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }

/* ── Modal ── */
.modal-overlay {
  display: none; position: fixed; inset: 0; background: rgba(0,0,0,.6);
  align-items: flex-end; justify-content: center; z-index: 100;
}
.modal-overlay.open { display: flex; }
.modal {
  background: var(--card); width: 100%; max-width: 480px;
  border-radius: 18px 18px 0 0; padding: 20px;
  padding-bottom: calc(env(safe-area-inset-bottom, 0px) + 20px);
}
.modal h2 { font-size: 18px; margin-bottom: 14px; }
.modal .big-amount { font-size: 34px; font-weight: 800; text-align: center; margin: 6px 0 18px; }
.modal .opt {
  width: 100%; padding: 16px; font-size: 16px; font-weight: 700; border-radius: 12px;
  border: 1px solid var(--border); background: var(--bg2); color: var(--text);
  margin-bottom: 10px; cursor: pointer; text-align: left;
}
.modal .opt.primary { background: var(--green); border-color: var(--green); color: #fff; }
.modal .opt small { display: block; font-weight: 400; color: var(--text2); margin-top: 2px; }
.modal .opt.primary small { color: rgba(255,255,255,.85); }
.modal .cancel-modal { width: 100%; padding: 14px; background: none; border: none; color: var(--text2); font-size: 15px; cursor: pointer; margin-top: 4px; }

/* ── Toast ── */
.toast {
  position: fixed; left: 50%; bottom: 90px; transform: translateX(-50%) translateY(20px);
  background: var(--bg2); border: 1px solid var(--border); color: var(--text);
  padding: 12px 20px; border-radius: 12px; font-size: 14px; font-weight: 600;
  opacity: 0; pointer-events: none; transition: all .25s; z-index: 200; max-width: 90vw; text-align: center;
}
.toast.show { opacity: 1; transform: translateX(-50%) translateY(0); }
.toast.ok { border-color: var(--green); }
.toast.bad { border-color: var(--red); }

/* 4 sekme sığsın */
.tab { font-size: 14px; padding: 13px 0; gap: 6px; }

/* ── Özet / Hakediş ── */
.sum-card { background: var(--card); border: 1px solid var(--border); border-radius: 14px; padding: 14px; }
.sum-title { font-size: 16px; font-weight: 700; margin-bottom: 12px; color: var(--primary); }
.sum-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; margin-bottom: 12px; }
.sum-kpi { background: var(--bg2); border-radius: 10px; padding: 10px 12px; display: flex; flex-direction: column; gap: 3px; }
.sum-kpi span { font-size: 12px; color: var(--text2); }
.sum-kpi b { font-size: 18px; }
.sum-kpi b.pos { color: var(--green); }
.sum-kpi b.neg { color: var(--red); }
.sum-sub { font-size: 12px; color: var(--text2); text-transform: uppercase; letter-spacing: .04em; margin: 6px 0; }
.sum-row { display: flex; justify-content: space-between; padding: 6px 2px; font-size: 14px; border-bottom: 1px solid var(--border); }
.sum-row.muted { color: var(--text2); }
.sum-row.total { font-weight: 700; border-bottom: none; padding-top: 8px; }
.sum-row b.pos { color: var(--green); }

/* ── Gider ── */
.exp-form { background: var(--card); border: 1px solid var(--border); border-radius: 14px; padding: 14px; }
.exp-title { font-size: 16px; font-weight: 700; margin-bottom: 12px; }
.exp-cats { display: flex; gap: 8px; margin-bottom: 12px; }
.exp-cat { flex: 1; padding: 12px 4px; font-size: 13px; font-weight: 600; background: var(--bg2);
  border: 1px solid var(--border); border-radius: 10px; color: var(--text2); cursor: pointer; }
.exp-cat.active { color: var(--primary); border-color: var(--primary); }
.exp-form input[type=number], .exp-form input[type=text] {
  width: 100%; padding: 13px 14px; font-size: 16px; background: var(--bg2);
  border: 1px solid var(--border); border-radius: 10px; color: var(--text); margin-bottom: 10px; text-align: left;
}
.exp-form input:focus { outline: none; border-color: var(--primary); }
.exp-list { display: flex; flex-direction: column; gap: 10px; }
.exp-item { background: var(--card); border: 1px solid var(--border); border-radius: 12px; padding: 12px 14px; }
.exp-item.approved { border-left: 3px solid var(--green); }
.exp-item.rejected { border-left: 3px solid var(--red); }
.exp-item.pending { border-left: 3px solid var(--amber); }
.exp-item-top { display: flex; justify-content: space-between; font-weight: 600; }
.exp-item-sub { display: flex; gap: 10px; align-items: center; margin-top: 6px; font-size: 13px; flex-wrap: wrap; }
.exp-badge { font-size: 12px; font-weight: 700; padding: 2px 10px; border-radius: 20px; }
.exp-badge.pending { background: rgba(245,158,11,.18); color: var(--amber); }
.exp-badge.approved { background: rgba(34,197,94,.18); color: var(--green); }
.exp-badge.rejected { background: rgba(239,68,68,.18); color: var(--red); }
.exp-reason { font-size: 12px; color: var(--red); margin-top: 6px; }