:root {
  --lacivert: #2f5597;
  --lacivert-koyu: #23406f;
  --gelir: #1f8a52;
  --gider: #c0392b;
  --zemin: #f4f6fa;
  --kart: #ffffff;
  --cizgi: #d9e0ec;
  --metin: #1c2733;
  --soluk: #667085;
  --golge: 0 1px 3px rgba(16, 24, 40, .08), 0 1px 2px rgba(16, 24, 40, .04);
}

* { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, Arial, sans-serif;
  background: var(--zemin);
  color: var(--metin);
  font-size: 15px;
  line-height: 1.45;
}

/* --- Ust bar --- */
.ustbar {
  background: var(--lacivert);
  color: #fff;
  padding: 12px 16px;
  display: flex;
  align-items: center;
  gap: 16px;
  position: sticky;
  top: 0;
  z-index: 10;
}

.ustbar h1 {
  font-size: 16px;
  margin: 0;
  font-weight: 700;
  letter-spacing: .3px;
  white-space: nowrap;
}

.menu { display: flex; gap: 8px; margin-left: auto; }

.menu a {
  color: #dce6f7;
  text-decoration: none;
  padding: 6px 12px;
  border-radius: 8px;
  font-size: 14px;
  white-space: nowrap;
}

.menu a:hover { background: rgba(255, 255, 255, .12); }
.menu a.etkin { background: #fff; color: var(--lacivert); font-weight: 600; }

.menu .kullanici {
  color: #cfdcf3;
  font-size: 13px;
  padding-left: 8px;
  border-left: 1px solid rgba(255, 255, 255, .25);
  max-width: 130px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.menu .cikis {
  background: rgba(255, 255, 255, .14);
  border: 0;
  color: #fff;
  border-radius: 8px;
  padding: 6px 12px;
  font-size: 14px;
  cursor: pointer;
}

.menu .cikis:hover { background: rgba(255, 255, 255, .26); }

/* --- Duzen --- */
.sayfa { max-width: 1100px; margin: 0 auto; padding: 16px; }

.kart {
  background: var(--kart);
  border: 1px solid var(--cizgi);
  border-radius: 12px;
  box-shadow: var(--golge);
  padding: 16px;
  margin-bottom: 16px;
}

.kart > h2 {
  margin: 0 0 12px;
  font-size: 15px;
  font-weight: 700;
  color: var(--lacivert-koyu);
}

/* --- Ozet kutulari --- */
.ozetler {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
  margin-bottom: 16px;
}

.ozet-kutu {
  background: var(--lacivert);
  color: #fff;
  border-radius: 12px;
  padding: 14px 16px;
  box-shadow: var(--golge);
}

.ozet-kutu .baslik { font-size: 12px; opacity: .85; text-transform: uppercase; letter-spacing: .6px; }
.ozet-kutu .deger { font-size: clamp(18px, 5vw, 28px); font-weight: 700; margin-top: 4px; }
.ozet-kutu.gelir { background: var(--gelir); }
.ozet-kutu.gider { background: var(--gider); }
.ozet-kutu.eksi { background: #7a3d3d; }

/* --- Form --- */
form { display: grid; gap: 12px; }

.satir { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }

label { display: block; font-size: 13px; font-weight: 600; color: var(--soluk); margin-bottom: 4px; }

input, select, textarea, button {
  font: inherit;
  font-size: 16px; /* mobilde otomatik zoom olmasin */
}

input[type="text"], input[type="date"], input[type="password"], textarea, select {
  width: 100%;
  padding: 10px 12px;
  border: 1px solid var(--cizgi);
  border-radius: 8px;
  background: #fff;
  color: var(--metin);
}

input:focus, textarea:focus, select:focus {
  outline: 2px solid var(--lacivert);
  outline-offset: -1px;
  border-color: var(--lacivert);
}

/* Tur secici */
.tur-secici { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; }

.tur-secici input { position: absolute; opacity: 0; pointer-events: none; }

.tur-secici label {
  margin: 0;
  text-align: center;
  padding: 11px 8px;
  border: 1px solid var(--cizgi);
  border-radius: 8px;
  background: #fff;
  cursor: pointer;
  font-size: 15px;
  font-weight: 600;
  color: var(--soluk);
  user-select: none;
}

.tur-secici input:checked + label.gelir { background: var(--gelir); border-color: var(--gelir); color: #fff; }
.tur-secici input:checked + label.gider { background: var(--gider); border-color: var(--gider); color: #fff; }
.tur-secici input:focus-visible + label { outline: 2px solid var(--lacivert); outline-offset: 2px; }

/* --- Dugmeler --- */
.dugme {
  padding: 11px 18px;
  border: 0;
  border-radius: 8px;
  background: var(--lacivert);
  color: #fff;
  font-weight: 600;
  cursor: pointer;
}

.dugme:hover { background: var(--lacivert-koyu); }
.dugme:disabled { opacity: .55; cursor: not-allowed; }
.dugme.ikincil { background: #eef1f6; color: var(--metin); }
.dugme.ikincil:hover { background: #e2e7f0; }
.dugme.kucuk { padding: 6px 12px; font-size: 14px; }

.dugmeler { display: flex; gap: 8px; flex-wrap: wrap; }

.baglanti-dugme {
  background: none;
  border: 0;
  color: var(--lacivert);
  cursor: pointer;
  padding: 4px 6px;
  font-size: 14px;
  border-radius: 6px;
}

.baglanti-dugme:hover { background: #eef1f6; }
.baglanti-dugme.sil { color: var(--gider); }

/* --- Tablo --- */
.tablo-sarma { overflow-x: auto; -webkit-overflow-scrolling: touch; }

table { width: 100%; border-collapse: collapse; font-size: 14px; }

thead th {
  background: var(--lacivert);
  color: #fff;
  text-align: left;
  padding: 10px 12px;
  font-size: 13px;
  font-weight: 600;
  white-space: nowrap;
  position: sticky;
  top: 0;
}

tbody td { padding: 9px 12px; border-bottom: 1px solid var(--cizgi); vertical-align: middle; }
tbody tr:hover > td { background: #f7f9fd; }

td.sayi, th.sayi { text-align: right; font-variant-numeric: tabular-nums; white-space: nowrap; }
td.gelir { color: var(--gelir); font-weight: 600; }
td.gider { color: var(--gider); font-weight: 600; }
td.eksi { color: var(--gider); }
.ay-satiri { cursor: pointer; }
.ay-satiri td { font-weight: 600; }
.detay-hucre { padding: 0 !important; background: #f7f9fd; }
.detay-ic { padding: 10px 12px; }
.detay-ic table { background: #fff; border: 1px solid var(--cizgi); border-radius: 8px; overflow: hidden; }
.detay-ic thead th { background: #e8edf7; color: var(--lacivert-koyu); position: static; }

.ok { display: inline-block; width: 14px; transition: transform .15s; }
.ok.acik { transform: rotate(90deg); }

/* --- Grafik --- */
.grafik-alan { position: relative; }
.grafik-sarma { overflow-x: auto; overflow-y: hidden; padding-bottom: 4px; }
.grafik-sarma svg { display: block; margin: 0 auto; }

.grafik-ipucu {
  position: absolute;
  z-index: 5;
  pointer-events: none;
  transform: translate(-50%, calc(-100% - 12px));
  background: #1c2733;
  color: #fff;
  padding: 8px 10px;
  border-radius: 8px;
  font-size: 12px;
  line-height: 1.5;
  white-space: nowrap;
  box-shadow: 0 6px 18px rgba(16, 24, 40, .28);
}

.grafik-ipucu[hidden] { display: none; }
.grafik-ipucu .ipucu-baslik { font-weight: 700; margin-bottom: 4px; }
.grafik-ipucu table { border-collapse: collapse; font-size: 12px; }
.grafik-ipucu td { padding: 1px 0; border: 0; }
.grafik-ipucu td:first-child { padding-right: 14px; color: #b6c2d2; }
.grafik-ipucu td:last-child { text-align: right; font-variant-numeric: tabular-nums; }
.grafik-ipucu .ayirici td { border-top: 1px solid #3a4757; padding-top: 4px; }

.gosterge { display: flex; gap: 16px; font-size: 13px; color: var(--soluk); margin-top: 10px; flex-wrap: wrap; }
.gosterge span { display: inline-flex; align-items: center; gap: 6px; }
.kutucuk { width: 12px; height: 12px; border-radius: 3px; display: inline-block; }
.kutucuk.gelir { background: linear-gradient(180deg, #34a86a, #167a45); }
.kutucuk.gider { background: linear-gradient(180deg, #e05a4a, #a8291b); }
.kutucuk.cizgi {
  height: 0;
  border-top: 2px dashed var(--lacivert);
  border-radius: 0;
  width: 16px;
}

/* Barlarin acilis animasyonu */
.bar { transform-box: fill-box; transform-origin: 50% 100%; animation: bar-buyu .55s cubic-bezier(.22, .8, .25, 1) both; }
.bar-etiket, .cizgi-nokta, .cizgi-yol { animation: sonmele .4s ease-out both; animation-delay: .4s; }

@keyframes bar-buyu { from { transform: scaleY(0); } to { transform: scaleY(1); } }
@keyframes sonmele { from { opacity: 0; } to { opacity: 1; } }

@media (prefers-reduced-motion: reduce) {
  .bar, .bar-etiket, .cizgi-nokta, .cizgi-yol { animation: none; }
  .cizgi-yol { stroke-dashoffset: 0 !important; }
}

/* --- Bildirim --- */
.bildirim {
  padding: 10px 14px;
  border-radius: 8px;
  margin-bottom: 12px;
  font-size: 14px;
  display: none;
}

.bildirim.gorunur { display: block; }
.bildirim.basari { background: #e7f6ed; color: #14663c; border: 1px solid #b6e2c8; }
.bildirim.hata { background: #fdecea; color: #8c231a; border: 1px solid #f5c2bd; }

.bos { color: var(--soluk); text-align: center; padding: 24px 12px; font-size: 14px; }

.ipucu { font-size: 12px; color: var(--soluk); margin-top: 4px; }

/* CSP inline style'a izin vermedigi icin bu kucuk yardimcilar sinif olarak durur. */
.hafif { font-weight: 400; }
.hafif-soluk { font-weight: 400; color: var(--soluk); }
.dar-sayfa { max-width: 400px; }

/* --- Mobil --- */
@media (max-width: 640px) {
  .sayfa { padding: 12px; }
  .kart { padding: 12px; border-radius: 10px; }
  .satir { grid-template-columns: 1fr; }
  .ozetler { grid-template-columns: 1fr; gap: 8px; }
  .ozet-kutu { display: flex; align-items: baseline; justify-content: space-between; padding: 12px 14px; }
  .ozet-kutu .deger { margin-top: 0; }
  .ustbar { padding: 10px 12px; gap: 6px; }
  .ustbar h1 { font-size: 13px; overflow: hidden; text-overflow: ellipsis; }
  .menu { gap: 4px; }
  .menu a { padding: 6px 9px; font-size: 13px; }
  .menu .kullanici { display: none; }
  .menu .cikis { padding: 6px 9px; font-size: 13px; }
  thead th, tbody td { padding: 8px 8px; }
  table { font-size: 13px; }
  .gizle-mobil { display: none; }
  .ay-satiri td:first-child { white-space: nowrap; }
  .grafik-ipucu { font-size: 11.5px; padding: 7px 9px; }
}