/* Yerel fontlar (offline calisir - internet baglantisi gerekmez).
   latin + latin-ext alt kumeleri Turkce karakterleri (s,g,i,i,c,o,u) kapsar. */
@font-face {
  font-family: 'Plus Jakarta Sans';
  font-style: normal;
  font-weight: 400 800;
  font-display: swap;
  src: url('../assets/fonts/PlusJakartaSans-latin.woff2') format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+2000-206F, U+20AC, U+2122;
}
@font-face {
  font-family: 'Plus Jakarta Sans';
  font-style: normal;
  font-weight: 400 800;
  font-display: swap;
  src: url('../assets/fonts/PlusJakartaSans-latin-ext.woff2') format('woff2');
  unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+1E00-1EFF;
}
@font-face {
  font-family: 'JetBrains Mono';
  font-style: normal;
  font-weight: 400 500;
  font-display: swap;
  src: url('../assets/fonts/JetBrainsMono-latin.woff2') format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+2000-206F, U+20AC, U+2122;
}
@font-face {
  font-family: 'JetBrains Mono';
  font-style: normal;
  font-weight: 400 500;
  font-display: swap;
  src: url('../assets/fonts/JetBrainsMono-latin-ext.woff2') format('woff2');
  unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+1E00-1EFF;
}

:root {
  --font-ui: 'Plus Jakarta Sans', 'Segoe UI', system-ui, -apple-system, sans-serif;
  --font-mono: 'JetBrains Mono', Consolas, 'Courier New', monospace;

  /* DESIGN.md paleti */
  --color-sidebar-bg: #0d1b2e;
  --color-bg: #f1f5f9;
  --color-surface: #ffffff;
  --color-surface-alt: #f8fafc;
  --color-border: #e2e8f0;

  --color-text: #0f172a;
  --color-text-muted: #64748b;

  --color-accent: #3b82f6;
  --color-accent-dark: #2563eb;
  --color-accent-bg: #eff6ff;

  --color-success: #10b981;
  --color-success-bg: #ecfdf5;
  --color-success-text: #059669;

  --color-danger: #f43f5e;
  --color-danger-bg: #fff1f2;
  --color-danger-text: #e11d48;

  --color-warning: #f59e0b;
  --color-warning-bg: #fffbeb;
  --color-warning-text: #d97706;

  --radius: 16px;
  --radius-sm: 8px;
  --shadow-sm: 0 1px 2px 0 rgba(15, 23, 42, 0.05);
  --shadow-md: 0 8px 24px rgba(15, 23, 42, 0.10), 0 2px 6px rgba(15, 23, 42, 0.06);
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: var(--font-ui);
  background: var(--color-bg);
  color: var(--color-text);
  -webkit-font-smoothing: antialiased;
}

button, input, select, textarea { font-family: inherit; }

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

/* --- Uygulama iskeleti: sabit sol sidebar + icerik --- */

.app-shell {
  display: flex;
  min-height: 100vh;
}

.app-sidebar {
  width: 256px;
  flex-shrink: 0;
  background: var(--color-sidebar-bg);
  color: white;
  display: flex;
  flex-direction: column;
  padding: 20px 16px;
  position: sticky;
  top: 0;
  height: 100vh;
}

.app-sidebar .brand {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 8px 24px;
}

.app-sidebar .brand img {
  height: 26px;
  width: auto;
  display: block;
}

nav#app-nav {
  display: flex;
  flex-direction: column;
  gap: 4px;
  flex: 1;
}

.nav-btn {
  background: transparent;
  border: none;
  color: rgba(255, 255, 255, 0.6);
  padding: 10px 14px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  font-size: 14px;
  font-weight: 500;
  text-align: left;
  transition: background 0.15s, color 0.15s;
}

.nav-btn:hover { background: rgba(255, 255, 255, 0.08); color: white; }

.nav-btn.active {
  background: var(--color-accent);
  color: white;
  font-weight: 600;
}

.sidebar-footer {
  color: rgba(255, 255, 255, 0.35);
  font-size: 12px;
  padding: 8px;
}

main#app-root {
  flex: 1;
  padding: 28px;
  max-width: 1180px;
}

/* --- Kartlar --- */

.card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
  padding: 24px;
  margin-bottom: 18px;
}

h2 {
  margin-top: 0;
  font-size: 19px;
  font-weight: 700;
  letter-spacing: -0.01em;
}

/* Ozet/istatistik kartlari (Toplam Alacak/Odenen/Kalan, Gelir/Gider/Net Kar vb.) */
.stat-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
  padding: 18px 20px;
}
.stat-card .stat-label { font-size: 12.5px; color: var(--color-text-muted); font-weight: 600; }
.stat-card .stat-value { font-family: var(--font-mono); font-size: 22px; font-weight: 600; margin-top: 4px; }

/* --- Karsilama / sihirbaz secim kartlari --- */

.choice-row {
  display: flex;
  gap: 16px;
  margin: 24px 0;
}

.choice-btn {
  flex: 1;
  padding: 36px 16px;
  font-size: 17px;
  font-weight: 600;
  color: var(--color-text);
  border: 2px solid var(--color-border);
  border-radius: var(--radius);
  background: var(--color-surface);
  cursor: pointer;
  transition: border-color 0.15s, background 0.15s, transform 0.1s;
}

.choice-btn .choice-icon { display: block; font-size: 32px; margin-bottom: 10px; }

.choice-btn:hover {
  border-color: #93c5fd;
  background: rgba(239, 246, 255, 0.5);
  transform: translateY(-1px);
}

/* --- Formlar --- */

.form-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 14px 20px;
}

.field { display: flex; flex-direction: column; gap: 5px; }
.field.full { grid-column: 1 / -1; }
.field label { font-size: 12.5px; color: var(--color-text-muted); font-weight: 600; letter-spacing: 0.01em; }
.field input[type="text"],
.field input[type="number"],
.field input[type="date"],
.field textarea,
.field select {
  padding: 9px 11px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  font-size: 14px;
  font-family: inherit;
  background: var(--color-surface);
  color: var(--color-text);
  transition: border-color 0.15s, box-shadow 0.15s;
}
.field input:focus,
.field textarea:focus,
.field select:focus {
  border-color: #93c5fd;
  box-shadow: 0 0 0 3px var(--color-accent-bg);
  outline: none;
}
.field.checkbox { flex-direction: row; align-items: center; gap: 8px; }

.actions-row { display: flex; gap: 10px; margin-top: 20px; }

/* --- Butonlar --- */

button.primary {
  background: var(--color-accent);
  color: white;
  border: none;
  padding: 10px 22px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  font-size: 14px;
  font-weight: 600;
  transition: background 0.15s;
}
button.primary:hover { background: var(--color-accent-dark); }
button.primary:disabled { opacity: 0.6; cursor: not-allowed; }

button.secondary {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  color: var(--color-text);
  padding: 10px 20px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  font-size: 14px;
  font-weight: 500;
  transition: border-color 0.15s, background 0.15s;
}
button.secondary:hover { border-color: #cbd5e1; background: var(--color-surface-alt); }
button.secondary:disabled { opacity: 0.6; cursor: not-allowed; }

button.danger {
  background: transparent;
  color: var(--color-danger-text);
  border: 1px solid var(--color-danger);
  padding: 6px 14px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  font-size: 13px;
  font-weight: 500;
  transition: background 0.15s;
}
button.danger:hover { background: var(--color-danger-bg); }

.error-box {
  background: var(--color-danger-bg);
  border: 1px solid var(--color-danger);
  color: var(--color-danger-text);
  padding: 11px 15px;
  border-radius: var(--radius-sm);
  margin-bottom: 16px;
  white-space: pre-line;
  font-size: 13.5px;
}

/* --- Tablolar --- */

table { width: 100%; border-collapse: collapse; }
th, td { text-align: left; padding: 11px 14px; border-bottom: 1px solid var(--color-border); font-size: 13.5px; }
th {
  color: var(--color-text-muted);
  font-weight: 700;
  font-size: 11.5px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  background: var(--color-surface-alt);
}
tbody tr:last-child td { border-bottom: none; }
tr.clickable { cursor: pointer; transition: background 0.1s; }
tr.clickable:hover { background: var(--color-accent-bg); }

.tutar, td.text-right, .stat-value { font-family: var(--font-mono); }

/* --- Rozetler --- */

.badge {
  display: inline-block;
  padding: 3px 10px;
  border-radius: 999px;
  font-size: 11.5px;
  font-weight: 700;
  letter-spacing: 0.01em;
}
.badge.devlet { background: var(--color-surface-alt); color: var(--color-text); }
.badge.sahis { background: var(--color-surface-alt); color: var(--color-text); }
.badge.durum-devam { background: var(--color-accent-bg); color: var(--color-accent-dark); }
.badge.durum-tamam { background: var(--color-success-bg); color: var(--color-success-text); }
.badge.odeme-odenmedi { background: var(--color-danger-bg); color: var(--color-danger-text); }
.badge.odeme-kismi { background: var(--color-warning-bg); color: var(--color-warning-text); }
.badge.odeme-odendi { background: var(--color-success-bg); color: var(--color-success-text); }
.badge.odeme-belirlenmedi { background: var(--color-surface-alt); color: var(--color-text-muted); }

.badge-toggle { position: relative; cursor: pointer; user-select: none; }
.badge-toggle input { position: absolute; opacity: 0; width: 0; height: 0; }

.stat-row { display: flex; gap: 16px; margin-bottom: 18px; }
.stat-row .stat-card { flex: 1; }

/* Proje Detay: sol (genis) + sag (dar) sutunlar */
.detail-grid { display: grid; grid-template-columns: 2fr 1fr; gap: 18px; align-items: start; }
@media (max-width: 900px) {
  .detail-grid { grid-template-columns: 1fr; }
}

.text-muted { color: var(--color-text-muted); }
.text-right { text-align: right; }

.subsection { margin-top: 28px; }
.subsection h3 {
  margin-bottom: 10px;
  font-size: 13px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--color-text-muted);
}

.inline-form { display: flex; gap: 8px; align-items: flex-end; margin-bottom: 12px; }
.inline-form .field { flex: 1; }

.empty-state { color: var(--color-text-muted); padding: 32px; text-align: center; font-size: 14px; }

/* --- Ilerleme cubugu (durum cizelgesi tamamlanma orani, tahsilat orani) --- */

.progress-bar {
  height: 8px;
  background: var(--color-surface-alt);
  border-radius: 999px;
  overflow: hidden;
  margin: 10px 0;
}
.progress-bar-fill {
  height: 100%;
  border-radius: 999px;
  transition: width 0.2s;
}
.progress-bar-fill.accent { background: var(--color-accent); }
.progress-bar-fill.success { background: var(--color-success); }

/* --- Durum Cizelgesi: adim daireleri --- */

.step-row {
  display: flex;
  justify-content: space-between;
  margin: 16px 0 4px;
}
.step-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  flex: 1;
  text-align: center;
}
.step-circle {
  width: 15px;
  height: 15px;
  border-radius: 50%;
  border: 2px solid #cbd5e1;
  background: var(--color-surface);
  cursor: pointer;
  padding: 0;
  transition: background 0.15s, border-color 0.15s;
}
.step-circle:hover { border-color: #93c5fd; }
.step-circle.done { background: var(--color-accent); border-color: var(--color-accent); }
.step-circle.locked { cursor: not-allowed; opacity: 0.45; }
.step-circle.locked:hover { border-color: #cbd5e1; }
.step-circle.locked.done:hover { border-color: var(--color-accent); }
.step-label { font-size: 11.5px; color: var(--color-text-muted); font-weight: 600; }
.step-date { font-size: 10.5px; color: #94a3b8; font-family: var(--font-mono); }

/* --- Evrak Checklist: kart grid --- */

.checklist-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 10px;
}
.checklist-item {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px 12px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--color-border);
  background: var(--color-surface-alt);
  color: var(--color-text-muted);
  cursor: pointer;
  font-size: 13.5px;
  font-weight: 500;
  transition: background 0.15s, border-color 0.15s, color 0.15s;
}
.checklist-item.checked {
  background: var(--color-success-bg);
  border-color: #a7f3d0;
  color: var(--color-success-text);
}
.checklist-item input { accent-color: var(--color-success); }

/* --- Takvim (Ay Gorunumu) --- */

.takvim-baslik-row {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  margin-bottom: 16px;
}
.takvim-baslik-row h2 { margin: 0 12px; }
.takvim-baslik-row .primary { margin-left: auto; }

.takvim-grid {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  overflow: hidden;
}

.takvim-header {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  background: var(--color-surface-alt);
}
.takvim-header-gun {
  padding: 8px 10px;
  font-size: 11.5px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--color-text-muted);
  text-align: center;
}

/* Gun hucreleri ve gorev cubuklari ayni grid'in kardesleridir; hucreler tum satiri
   kaplar (grid-row: 1/-1), cubuklar 2. satirdan itibaren lane'lerine yerlesir. */
.takvim-hafta {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  border-top: 1px solid var(--color-border);
  min-height: 96px;
}

.takvim-gun {
  grid-row: 1 / -1;
  border-right: 1px solid var(--color-border);
  padding: 4px 7px;
  z-index: 0;
}
.takvim-gun:last-child { border-right: none; }
.takvim-gun-disi { background: var(--color-surface-alt); }
.takvim-gun-disi .takvim-gun-numara { color: var(--color-text-muted); }
.takvim-gun-numara { font-size: 12px; font-weight: 600; }
.takvim-gun-bugun .takvim-gun-numara {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 21px;
  height: 21px;
  margin: -2px;
  border-radius: 50%;
  background: var(--color-accent);
  color: #fff;
}

.gorev-bar {
  position: relative;
  z-index: 1;
  align-self: start;
  margin: 1px 2px 0;
  padding: 2px 8px;
  border-radius: var(--radius-sm);
  border: 1px solid;
  font-size: 11.5px;
  font-weight: 600;
  line-height: 16px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  cursor: grab;
  user-select: none;
  touch-action: none; /* parmakla suruklerken sayfa kaymasin */
}
.gorev-bar:hover { filter: brightness(0.97); }

/* Gorev basina sabit renk: takvim.js gorevId % 10 ile bu siniflardan birini secer,
   ayni gorevin tum hafta segmentleri (ve surukleme sirasinda) hep ayni renkte kalir. */
.gorev-renk-0 { background: var(--color-accent-bg); border-color: var(--color-accent); color: var(--color-accent-dark); }
.gorev-renk-1 { background: #ecfdf5; border-color: #10b981; color: #059669; }
.gorev-renk-2 { background: #fff1f2; border-color: #f43f5e; color: #e11d48; }
.gorev-renk-3 { background: #fffbeb; border-color: #f59e0b; color: #d97706; }
.gorev-renk-4 { background: #f5f3ff; border-color: #8b5cf6; color: #7c3aed; }
.gorev-renk-5 { background: #fdf2f8; border-color: #ec4899; color: #db2777; }
.gorev-renk-6 { background: #f0fdfa; border-color: #14b8a6; color: #0d9488; }
.gorev-renk-7 { background: #fff7ed; border-color: #f97316; color: #ea580c; }
.gorev-renk-8 { background: #eef2ff; border-color: #6366f1; color: #4f46e5; }
.gorev-renk-9 { background: #ecfeff; border-color: #06b6d4; color: #0891b2; }

.gorev-bar-tutamac {
  position: absolute;
  top: 0;
  bottom: 0;
  width: 7px;
  cursor: ew-resize;
  touch-action: none;
}
.gorev-bar-tutamac.sol { left: 0; }
.gorev-bar-tutamac.sag { right: 0; }

/* Surukleme sirasinda imlec her yerde ayni kalsin ve metin secilmesin. */
body.takvim-suruklerken { cursor: grabbing; user-select: none; }
body.takvim-suruklerken .gorev-bar { cursor: grabbing; }

.takvim-ipucu { margin-top: 12px; font-size: 12.5px; }

@media (max-width: 640px) {
  .form-grid { grid-template-columns: 1fr; }
  .choice-row { flex-direction: column; }
  .checklist-grid { grid-template-columns: 1fr; }
}

/* --- Genis tablolarin dar ekranda yatay kaydirmasi (kart-bazli yeniden tasarim
   yerine - bu olcekteki bir ic arac icin daha az efor, yeterli okunabilirlik). --- */
.table-scroll {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

/* --- Mobil: sabit sidebar yerine kayan goz + hamburger menu --- */

.app-hamburger {
  display: none;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border: none;
  border-radius: var(--radius-sm);
  background: var(--color-sidebar-bg);
  color: white;
  font-size: 18px;
  cursor: pointer;
  position: fixed;
  top: 12px;
  left: 12px;
  z-index: 101;
}
/* Sidebar acikken marka logosuyla ust uste binmesin diye gizlenir - backdrop'a
   dokunmak veya bir menu ogesi secmek zaten kapatiyor. */
.app-hamburger.gizli { display: none !important; }

.app-sidebar-backdrop {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(15, 23, 42, 0.5);
  z-index: 99;
}
.app-sidebar-backdrop.acik { display: block; }

@media (max-width: 768px) {
  .app-hamburger { display: flex; }

  .app-sidebar {
    position: fixed;
    top: 0;
    left: 0;
    z-index: 100;
    transform: translateX(-100%);
    transition: transform 0.2s ease;
    box-shadow: var(--shadow-md);
  }
  .app-sidebar.acik { transform: translateX(0); }

  main#app-root { padding: 16px; padding-top: 64px; }
}