/* ============================================================
   Taşımacılık Platformu — Tasarım Sistemi (v1.0)
   Modern, samimi, kullanıcı dostu
   ============================================================ */
:root {
  --turuncu: #F97316;
  --turuncu-koyu: #EA580C;
  --turuncu-acik: #FFEDD5;
  --lacivert: #0F172A;
  --lacivert-2: #1E293B;
  --gri-metin: #64748B;
  --gri-metin-2: #94A3B8;
  --gri-cizgi: #E2E8F0;
  --gri-zemin: #F8FAFC;
  --yesil: #16A34A;
  --yesil-acik: #DCFCE7;
  --kirmizi: #DC2626;
  --kirmizi-acik: #FEE2E2;
  --sari: #D97706;
  --sari-acik: #FEF3C7;
  --mavi: #2563EB;
  --mavi-acik: #DBEAFE;
  --mor: #7C3AED;
  --mor-acik: #EDE9FE;
  /* Yüzey değişkenleri — karanlık mod bunları ezer */
  --panel: #FFFFFF;
  --panel-2: #F8FAFC;
  --ink: #0F172A;
  --ink-2: #1E293B;
  --bolge: 0 1px 2px rgba(15, 23, 42, .06), 0 1px 3px rgba(15, 23, 42, .1);
  --bolge-lg: 0 10px 15px -3px rgba(15, 23, 42, .1), 0 4px 6px -4px rgba(15, 23, 42, .1);
  --r: 14px;
  --font: 'Plus Jakarta Sans', system-ui, -apple-system, 'Segoe UI', Roboto, Arial, sans-serif;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { font-family: var(--font); color: var(--ink); background: var(--gri-zemin); font-size: 15px; line-height: 1.6; }
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }

/* ---- Tipografi ---- */
.h1 { font-size: 30px; font-weight: 800; letter-spacing: -.02em; line-height: 1.2; }
.h2 { font-size: 21px; font-weight: 800; letter-spacing: -.01em; }
.h3 { font-size: 16px; font-weight: 700; }
.label, .btn-s, .input, .select, .textarea { color: var(--ink); }
.sub { color: var(--gri-metin); font-size: 14px; }
.tiny { color: var(--gri-metin-2); font-size: 12px; }
.tnum { font-variant-numeric: tabular-nums; }

/* ---- Navbar ---- */
.nav { position: sticky; top: 0; z-index: 50; background: rgba(15, 23, 42, .92); backdrop-filter: blur(10px); color: #fff; }
.nav-in { max-width: 1240px; margin: 0 auto; padding: 0 20px; height: 62px; display: flex; align-items: center; gap: 18px; }
.brand { display: flex; align-items: center; gap: 10px; font-weight: 800; font-size: 17px; }
.logo { width: 34px; height: 34px; border-radius: 10px; background: linear-gradient(135deg, #F97316, #FB923C); display: grid; place-items: center; font-size: 17px; box-shadow: 0 4px 12px rgba(249, 115, 22, .4); }
.nav-links { display: flex; gap: 4px; margin-left: auto; }
.nav-links a { color: #CBD5E1; font-size: 13.5px; font-weight: 600; padding: 7px 12px; border-radius: 9px; }
.nav-links a:hover { background: rgba(255, 255, 255, .1); color: #fff; }
.nav-links a.active { background: rgba(249, 115, 22, .18); color: #FDBA74; }
.badge-dot { position: relative; }
.badge-dot::after { content: ''; position: absolute; top: 4px; right: 4px; width: 7px; height: 7px; border-radius: 50%; background: var(--kirmizi); border: 2px solid var(--lacivert); }

/* ---- Yerleşim ---- */
.wrap { max-width: 1240px; margin: 0 auto; padding: 24px 20px 60px; }
.grid { display: grid; gap: 16px; }
.cols-2 { grid-template-columns: repeat(2, 1fr); }
.cols-3 { grid-template-columns: repeat(3, 1fr); }
.cols-4 { grid-template-columns: repeat(4, 1fr); }
.split { display: grid; grid-template-columns: 300px 1fr; gap: 16px; align-items: start; }
.flex { display: flex; align-items: center; gap: 10px; }
.between { display: flex; align-items: center; justify-content: space-between; gap: 12px; }
.stack { display: flex; flex-direction: column; gap: 14px; }

/* ---- Kartlar ---- */
.card { background: var(--panel); border: 1px solid var(--gri-cizgi); border-radius: var(--r); box-shadow: var(--bolge); }
.card-p { padding: 18px; }
.card-h { padding: 14px 18px; border-bottom: 1px solid var(--gri-cizgi); display: flex; align-items: center; justify-content: space-between; gap: 10px; }

/* ---- Butonlar ---- */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 7px; font-family: inherit; font-weight: 700; font-size: 14px; border: none; border-radius: 10px; padding: 10px 16px; cursor: pointer; transition: all .15s; }
.btn-p { background: var(--turuncu); color: #fff; box-shadow: 0 4px 10px rgba(249, 115, 22, .3); }
.btn-p:hover { background: var(--turuncu-koyu); transform: translateY(-1px); }
.btn-s { background: var(--panel); border: 1.5px solid var(--gri-cizgi); color: var(--ink); }
.btn-s:hover { border-color: var(--turuncu); color: var(--turuncu); }
.btn-g { background: var(--yesil); color: #fff; }
.btn-d { background: var(--kirmizi); color: #fff; }
.btn-ghost { background: transparent; color: var(--gri-metin); }
.btn-ghost:hover { background: var(--gri-zemin); color: var(--lacivert); }
.btn-sm { padding: 6px 11px; font-size: 12.5px; border-radius: 8px; }
.btn-lg { padding: 13px 22px; font-size: 15px; }
.btn-block { width: 100%; }
.btn:disabled { opacity: .55; cursor: not-allowed; transform: none !important; }

/* ---- Etiket / Rozetler ---- */
.tag { display: inline-flex; align-items: center; gap: 5px; font-size: 11.5px; font-weight: 700; padding: 3px 9px; border-radius: 999px; white-space: nowrap; }
.tag-o { background: var(--turuncu-acik); color: var(--turuncu-koyu); }
.tag-g { background: var(--yesil-acik); color: #15803D; }
.tag-r { background: var(--kirmizi-acik); color: #B91C1C; }
.tag-y { background: var(--sari-acik); color: #92400E; }
.tag-b { background: var(--mavi-acik); color: #1D4ED8; }
.tag-m { background: var(--mor-acik); color: #6D28D9; }
.tag-gray { background: var(--gri-zemin); color: var(--gri-metin); border: 1px solid var(--gri-cizgi); }
.tag-lg { font-size: 12.5px; padding: 5px 12px; }

/* ---- Durum noktaları ---- */
.dot { width: 8px; height: 8px; border-radius: 50%; display: inline-block; flex: none; }
.dot-g { background: var(--yesil); box-shadow: 0 0 0 3px var(--yesil-acik); }
.dot-y { background: #F59E0B; box-shadow: 0 0 0 3px var(--sari-acik); }
.dot-r { background: var(--kirmizi); box-shadow: 0 0 0 3px var(--kirmizi-acik); }

/* ---- Formlar ---- */
.label { display: block; font-size: 13px; font-weight: 700; margin-bottom: 5px; color: var(--ink-2); }
.input, .select, .textarea { width: 100%; font-family: inherit; font-size: 14px; border: 1.5px solid var(--gri-cizgi); border-radius: 10px; padding: 10px 12px; background: var(--panel); color: var(--ink); transition: border .15s, box-shadow .15s; }
.input:focus, .select:focus, .textarea:focus { outline: none; border-color: var(--turuncu); box-shadow: 0 0 0 3px rgba(249, 115, 22, .15); }
.input::placeholder, .textarea::placeholder { color: var(--gri-metin-2); }
.textarea { resize: vertical; min-height: 80px; }
.hint { font-size: 12px; color: var(--gri-metin-2); margin-top: 4px; }
.field { margin-bottom: 14px; }

/* ---- Checkbox ---- */
.chk { display: flex; align-items: flex-start; gap: 9px; font-size: 13.5px; cursor: pointer; }
.chk input { width: 17px; height: 17px; accent-color: var(--turuncu); margin-top: 2px; flex: none; }

/* ---- Tablo ---- */
.tbl { width: 100%; border-collapse: collapse; font-size: 13.5px; }
.tbl th { text-align: left; font-size: 11px; text-transform: uppercase; letter-spacing: .06em; color: var(--gri-metin); font-weight: 700; padding: 10px 14px; border-bottom: 1px solid var(--gri-cizgi); background: var(--gri-zemin); }
.tbl td { padding: 11px 14px; border-bottom: 1px solid #F1F5F9; vertical-align: middle; }
.tbl tr:last-child td { border-bottom: none; }
.tbl tbody tr:hover { background: #FFFBF5; }

/* ---- Sidebar (panel yerleşimi) ---- */
.side { position: sticky; top: 76px; background: var(--panel); border: 1px solid var(--gri-cizgi); border-radius: var(--r); padding: 10px; box-shadow: var(--bolge); }
.side a { display: flex; align-items: center; gap: 10px; padding: 9px 12px; border-radius: 10px; font-size: 13.5px; font-weight: 600; color: var(--gri-metin); }
.side a:hover { background: var(--gri-zemin); color: var(--lacivert); }
.side a.active { background: var(--turuncu-acik); color: var(--turuncu-koyu); }
.side .grp { font-size: 10.5px; text-transform: uppercase; letter-spacing: .08em; color: var(--gri-metin-2); font-weight: 800; padding: 12px 12px 4px; }

/* ---- Sekmeler ---- */
.tabbtn { font-family: inherit; font-size: 13px; font-weight: 700; border: none; background: transparent; color: var(--gri-metin); padding: 8px 14px; border-radius: 9px; cursor: pointer; }
.tabbtn.active { background: var(--lacivert); color: #fff; }

/* ---- İstatistik kartı ---- */
.stat { background: var(--panel); border: 1px solid var(--gri-cizgi); border-radius: var(--r); padding: 16px; box-shadow: var(--bolge); }
.stat .ico { width: 40px; height: 40px; border-radius: 11px; display: grid; place-items: center; font-size: 19px; margin-bottom: 10px; }
.stat .val { font-size: 24px; font-weight: 800; letter-spacing: -.02em; }
.stat .lbl { font-size: 12.5px; color: var(--gri-metin); font-weight: 600; }

/* ---- Bildirimler ---- */
.toast { position: fixed; bottom: 22px; right: 22px; z-index: 100; background: var(--lacivert); color: #fff; padding: 13px 18px; border-radius: 12px; font-size: 13.5px; font-weight: 600; box-shadow: var(--bolge-lg); display: flex; align-items: center; gap: 10px; opacity: 0; transform: translateY(14px); transition: all .25s; pointer-events: none; max-width: 360px; }
.toast.show { opacity: 1; transform: translateY(0); }

/* ---- Yıldızlar ---- */
.stars { color: #F59E0B; letter-spacing: 1px; font-size: 13px; }

/* ---- Boş durum ---- */
.empty { text-align: center; padding: 34px 18px; color: var(--gri-metin); }
.empty .big { font-size: 34px; margin-bottom: 8px; }

/* ---- Bölüm rozetleri (sunum sayfaları) ---- */
.kicker { display: inline-flex; align-items: center; gap: 7px; font-size: 12px; font-weight: 800; text-transform: uppercase; letter-spacing: .1em; color: var(--turuncu-koyu); background: var(--turuncu-acik); padding: 6px 13px; border-radius: 999px; }
.proto-note { background: linear-gradient(135deg, #FFFBEB, #FEF3C7); border: 1px solid #FDE68A; border-radius: 12px; padding: 12px 16px; font-size: 13px; color: #92400E; display: flex; gap: 10px; align-items: flex-start; }

/* ---- Mobil çerçeve ---- */
.phone { width: 340px; margin: 0 auto; background: #020617; border-radius: 42px; padding: 12px; box-shadow: 0 30px 60px rgba(15, 23, 42, .35); }
.phone .screen { background: var(--gri-zemin); border-radius: 32px; overflow: hidden; height: 700px; display: flex; flex-direction: column; position: relative; }
.phone .notch { height: 24px; display: flex; justify-content: center; align-items: flex-start; }
.phone .notch::after { content: ''; width: 100px; height: 18px; background: #020617; border-radius: 0 0 14px 14px; }
.phone .pbody { flex: 1; overflow-y: auto; padding: 12px; }
.phone .pnav { background: var(--panel); border-top: 1px solid var(--gri-cizgi); display: flex; justify-content: space-around; padding: 8px 4px 14px; }
.phone .pnav button { background: none; border: none; font-size: 19px; cursor: pointer; padding: 4px 12px; border-radius: 10px; position: relative; }
.phone .pnav button.on { background: var(--turuncu-acik); }

/* ---- Tema düğmesi ---- */
.theme-btn { margin-left: 8px; background: rgba(255,255,255,.1); border: none; color: #fff; width: 34px; height: 34px; border-radius: 9px; font-size: 15px; cursor: pointer; flex: none; }
.theme-btn:hover { background: rgba(255,255,255,.2); }
.density-btn { margin-left: 6px; background: rgba(255,255,255,.1); border: none; color: #fff; font-family: inherit; font-size: 12px; font-weight: 700; padding: 8px 12px; border-radius: 9px; cursor: pointer; }
.density-btn:hover { background: rgba(255,255,255,.2); }

/* ============================================================
   KARANLIK MOD — body.dark
   ============================================================ */
body.dark {
  --gri-zemin: #020617;
  --panel: #0F172A;
  --panel-2: #1E293B;
  --gri-cizgi: #334155;
  --ink: #E2E8F0;
  --ink-2: #CBD5E1;
  --gri-metin: #94A3B8;
  --gri-metin-2: #64748B;
  --bolge: 0 1px 2px rgba(0,0,0,.4), 0 1px 3px rgba(0,0,0,.5);
  --bolge-lg: 0 10px 15px -3px rgba(0,0,0,.5), 0 4px 6px -4px rgba(0,0,0,.5);
}
body.dark .nav { background: rgba(2, 6, 23, .92); }
body.dark .tabbtn.active { background: #E2E8F0; color: #0F172A; }
body.dark .toast { background: #334155; color: #fff; }
body.dark .tbl tbody tr:hover { background: rgba(249, 115, 22, .07); }
body.dark .empty { color: var(--gri-metin); }
body.dark .btn-ghost:hover { background: var(--panel-2); color: var(--ink); }
body.dark .hero2 { background: linear-gradient(135deg, #020617 0%, #172554 100%); }
body.dark code.inline { background: var(--panel-2); }

/* ---- Sayfa-özel bileşenlerin karanlık uyarlaması ---- */
body.dark .mcard, body.dark .push, body.dark .acc-item, body.dark .gcard,
body.dark .faq-item, body.dark .docimg { background: var(--panel); border-color: var(--gri-cizgi); }
body.dark .push { box-shadow: var(--bolge-lg); }
body.dark .chat-l { background: var(--panel); border-color: var(--gri-cizgi); }
body.dark .erd { background: var(--panel-2); }
body.dark .etbl rect { fill: var(--panel); stroke: #475569; }
body.dark .etbl .tfield { fill: #94A3B8; }
body.dark .layer { background: var(--panel); border-color: var(--gri-cizgi); }
body.dark .layer h4 { color: var(--gri-metin); }
body.dark .svc { background: var(--panel-2); border-color: var(--gri-cizgi); color: var(--ink); }
body.dark .svc.ext { background: var(--panel); }
body.dark .docimg { background: repeating-linear-gradient(45deg, #1E293B, #1E293B 10px, #334155 10px, #334155 20px); color: var(--gri-metin); }
body.dark .ep:hover { background: rgba(249, 115, 22, .07); }
body.dark .proto-note { background: linear-gradient(135deg, #1C1917, #292524); border-color: #92400E; color: #FCD34D; }
body.dark .kicker { background: rgba(249, 115, 22, .15); color: #FDBA74; }
body.dark .theme-btn { background: rgba(255,255,255,.14); }

/* ============================================================
   YOĞUN TEM (admin) — body.compact
   ============================================================ */
body.compact { font-size: 13.5px; }
body.compact .card-p { padding: 11px 13px; }
body.compact .card-h { padding: 8px 13px; }
body.compact .tbl th { padding: 6px 10px; font-size: 10px; }
body.compact .tbl td { padding: 6px 10px; font-size: 12.5px; }
body.compact .stat { padding: 10px 12px; }
body.compact .stat .ico { width: 32px; height: 32px; font-size: 15px; margin-bottom: 6px; }
body.compact .stat .val { font-size: 19px; }
body.compact .side { padding: 6px; }
body.compact .side a { padding: 5px 10px; font-size: 12.5px; }
body.compact .side .grp { padding: 8px 10px 3px; }
body.compact .btn { padding: 7px 12px; font-size: 13px; }
body.compact .btn-sm { padding: 4px 9px; font-size: 11.5px; }
body.compact .tag { font-size: 10.5px; }
body.compact .tag-lg { font-size: 11.5px; padding: 3px 10px; }
body.compact .grid { gap: 10px; }
body.compact .stack { gap: 10px; }
body.compact .wrap { padding-top: 16px; }
body.compact .h1 { font-size: 25px; }
body.compact .field { margin-bottom: 10px; }
body.compact .input, body.compact .select, body.compact .textarea { padding: 7px 10px; font-size: 13px; }
body.compact .empty { padding: 20px 14px; }

@media (max-width: 960px) {
  .cols-4 { grid-template-columns: repeat(2, 1fr); }
  .cols-3 { grid-template-columns: 1fr 1fr; }
  .split { grid-template-columns: 1fr; }
  .side { position: static; }
}
@media (max-width: 640px) {
  .cols-4, .cols-3, .cols-2 { grid-template-columns: 1fr; }
  .nav-links { display: none; }
}