/* B alternatifi — Minimal modernizasyon · eski .NET ergonomisi korunmuş
 * UI-B1 portu: code_dizayn/B tipi/b-app.css (191 satır) byte-eşdeğer kopya
 * + UI-B1 mobile additive guard (en sonda; mevcut sınıf yeniden tanımlanmaz)
 */
:root{
  --b-ink-900:#1a2332;
  --b-ink-800:#2a3a52;
  --b-ink-700:#3d4a63;
  --b-ink-600:#5a6577;
  --b-ink-500:#7a8499;
  --b-ink-400:#a3acbf;
  --b-ink-300:#c8cdd9;
  --b-ink-200:#dde1ea;
  --b-ink-100:#eef0f5;
  --b-ink-50:#f6f7fa;
  --b-navy-800:#1c3464;
  --b-navy-700:#26467f;
  --b-navy-600:#2f5594;
  --b-navy-100:#e3e9f3;
  --b-navy-50:#f0f4fa;
  --b-gold:#b08a3a;
  --b-gold-50:#fbf6e7;
  --b-green:#1f7a4a;
  --b-green-50:#e6f3ec;
  --b-amber:#9a6300;
  --b-amber-50:#fcf3df;
  --b-red:#a8201a;
  --b-red-50:#fbe9e8;
  --b-mono:'JetBrains Mono','Consolas',monospace;
}
*{box-sizing:border-box}
html,body{margin:0;padding:0}
body{font-family:'Inter',-apple-system,Segoe UI,Roboto,sans-serif;font-size:13.5px;color:var(--b-ink-900);background:var(--b-ink-50);line-height:1.45}
a{color:var(--b-navy-700);text-decoration:none}
button{font-family:inherit;font-size:inherit;cursor:pointer}

/* === Üst kurumsal banner === */
.b-banner{background:var(--b-navy-800);color:#fff;height:54px;display:flex;align-items:center;padding:0 22px;gap:18px;border-bottom:3px solid var(--b-gold)}
.b-logo{width:32px;height:32px;background:var(--b-gold);color:var(--b-navy-800);font-weight:800;font-size:16px;display:grid;place-items:center;border-radius:3px;letter-spacing:-.5px}
.b-brand{font-size:16px;font-weight:600;letter-spacing:.2px}
.b-brand .sub{font-size:11px;color:#aebcd5;font-weight:400;display:block;margin-top:-2px}
.b-banner-spacer{flex:1}
.b-user{display:flex;align-items:center;gap:10px;font-size:12.5px}
.b-user .nm{font-weight:600}
.b-user .rl{color:#aebcd5;font-size:11px;display:block;margin-top:-2px}
.b-avatar{width:32px;height:32px;border-radius:50%;background:#fff;color:var(--b-navy-800);display:grid;place-items:center;font-weight:700;font-size:12px}
.b-banner a.exit,.b-banner button.exit{color:#fff;font-size:12px;opacity:.85;border-left:1px solid rgba(255,255,255,.2);padding-left:14px;margin-left:6px;background:transparent;border-top:0;border-right:0;border-bottom:0;cursor:pointer}
.b-banner a.exit:hover,.b-banner button.exit:hover{opacity:1}
.b-banner-logout{margin:0;padding:0;display:inline}

/* === Yatay menü === */
.b-nav{background:#fff;border-bottom:1px solid var(--b-ink-200);height:42px;display:flex;align-items:center;padding:0 22px;gap:0;position:sticky;top:0;z-index:10}
.b-nav a{display:flex;align-items:center;gap:6px;height:42px;padding:0 16px;font-size:13.5px;font-weight:500;color:var(--b-ink-700);border-bottom:2px solid transparent;margin-bottom:-1px}
.b-nav a:hover{color:var(--b-navy-700);background:var(--b-ink-50)}
.b-nav a.act{color:var(--b-navy-800);border-bottom-color:var(--b-navy-700);font-weight:600}
.b-nav a.dis{color:var(--b-ink-400);pointer-events:none;cursor:default}
.b-nav .sep{flex:1}
.b-nav .ctx{display:flex;align-items:center;gap:8px;font-size:12px;color:var(--b-ink-500)}
.b-nav .ctx select{height:28px;border:1px solid var(--b-ink-300);background:#fff;border-radius:3px;padding:0 8px;font-size:12.5px;color:var(--b-ink-800)}

/* === Page wrap === */
.b-page{padding:18px 24px 60px;max-width:100%}
.b-bread{font-size:11.5px;color:var(--b-ink-500);margin-bottom:6px;text-transform:uppercase;letter-spacing:.4px;font-weight:500}
.b-bread .cur{color:var(--b-navy-800)}
.b-page-h{display:flex;align-items:flex-end;justify-content:space-between;margin-bottom:14px;gap:14px;flex-wrap:wrap}
.b-page-h h1{font-size:22px;margin:0;font-weight:600;color:var(--b-ink-900);letter-spacing:-.2px}
.b-page-h .sub{font-size:12.5px;color:var(--b-ink-500);margin-top:2px}
.b-page-actions{display:flex;gap:6px}

/* === Butonlar === */
.b-btn{display:inline-flex;align-items:center;gap:6px;height:30px;padding:0 12px;border:1px solid var(--b-ink-300);background:#fff;color:var(--b-ink-800);border-radius:3px;font-size:12.5px;font-weight:500;line-height:1;white-space:nowrap}
.b-btn:hover{background:var(--b-ink-50);border-color:var(--b-ink-400)}
.b-btn.primary{background:var(--b-navy-700);border-color:var(--b-navy-800);color:#fff;font-weight:600}
.b-btn.primary:hover{background:var(--b-navy-800)}
.b-btn.success{background:var(--b-green);border-color:#155835;color:#fff}
.b-btn.danger{background:#fff;border-color:var(--b-red);color:var(--b-red)}
.b-btn.danger:hover{background:var(--b-red-50)}
.b-btn.gold{background:var(--b-gold-50);border-color:var(--b-gold);color:#7a5f1e;font-weight:600}
.b-btn.xs{height:24px;padding:0 8px;font-size:11.5px;border-radius:2px}
.b-btn.lg{height:36px;padding:0 16px;font-size:13.5px}
.b-btn:disabled{opacity:.5;cursor:not-allowed}

/* === Filtre paneli === */
.b-filter{background:#fff;border:1px solid var(--b-ink-200);border-radius:4px;padding:10px 12px;display:flex;align-items:center;gap:10px;flex-wrap:wrap;margin-bottom:10px}
.b-filter label{font-size:11.5px;color:var(--b-ink-600);font-weight:500;display:flex;align-items:center;gap:5px}
.b-filter .grp{display:flex;align-items:center;gap:5px}
.b-filter input[type="text"],.b-filter input[type="date"],.b-filter input[type="number"],.b-filter select,.b-filter textarea{height:28px;border:1px solid var(--b-ink-300);background:#fff;border-radius:3px;padding:0 8px;font-size:12.5px;color:var(--b-ink-900);font-family:inherit}
.b-filter input[type="text"]:focus,.b-filter input[type="date"]:focus,.b-filter select:focus{outline:0;border-color:var(--b-navy-600);box-shadow:0 0 0 2px var(--b-navy-100)}
.b-filter .search{position:relative}
.b-filter .search input{padding-left:28px;width:240px}
.b-filter .search svg{position:absolute;left:8px;top:50%;transform:translateY(-50%);color:var(--b-ink-400)}
.b-filter .spacer{flex:1}

/* === Form === */
.b-form input[type="text"],.b-form input[type="email"],.b-form input[type="password"],.b-form input[type="number"],.b-form input[type="date"],.b-form select,.b-form textarea{width:100%;height:32px;border:1px solid var(--b-ink-300);background:#fff;border-radius:3px;padding:0 10px;font-size:13px;color:var(--b-ink-900);font-family:inherit}
.b-form textarea{height:auto;min-height:64px;padding:8px 10px;line-height:1.45}
.b-form input:focus,.b-form select:focus,.b-form textarea:focus{outline:0;border-color:var(--b-navy-600);box-shadow:0 0 0 2px var(--b-navy-100)}
.b-form .field{margin-bottom:10px}
.b-form .field label{display:block;font-size:11.5px;color:var(--b-ink-700);margin-bottom:3px;font-weight:500}
.b-form .field label .req{color:var(--b-red);margin-left:2px}
.b-form .row{display:grid;gap:10px}
.b-form .row.c2{grid-template-columns:1fr 1fr}
.b-form .row.c3{grid-template-columns:1fr 1fr 1fr}
.b-form .row.c4{grid-template-columns:1fr 1fr 1fr 1fr}
.b-form .help{font-size:11px;color:var(--b-ink-500);margin-top:2px}
.b-form .err{font-size:11px;color:var(--b-red);margin-top:2px}

/* === Section panel === */
.b-panel{background:#fff;border:1px solid var(--b-ink-200);border-radius:4px;margin-bottom:14px}
.b-panel-h{padding:10px 14px;border-bottom:1px solid var(--b-ink-200);background:var(--b-ink-50);display:flex;align-items:center;justify-content:space-between;border-radius:4px 4px 0 0}
.b-panel-h h3{margin:0;font-size:13.5px;font-weight:600;color:var(--b-ink-800);display:flex;align-items:center;gap:8px}
.b-panel-h .meta{font-size:11.5px;color:var(--b-ink-500)}
.b-panel-b{padding:14px}
.b-panel-b.flush{padding:0}

/* === Tablo === */
.b-tbl-wrap{background:#fff;border:1px solid var(--b-ink-200);border-radius:4px;overflow:hidden}
.b-tbl{width:100%;border-collapse:collapse;font-size:12.5px}
.b-tbl thead th{background:var(--b-ink-50);text-align:left;font-size:11px;font-weight:600;color:var(--b-ink-700);text-transform:uppercase;letter-spacing:.4px;padding:8px 10px;border-bottom:1px solid var(--b-ink-200);white-space:nowrap;position:sticky;top:0}
.b-tbl tbody td{padding:7px 10px;border-bottom:1px solid var(--b-ink-100);vertical-align:middle}
.b-tbl tbody tr:hover{background:var(--b-navy-50)}
.b-tbl tbody tr:last-child td{border-bottom:0}
.b-tbl .num{text-align:right;font-family:var(--b-mono);font-variant-numeric:tabular-nums;white-space:nowrap}
.b-tbl .code{font-family:var(--b-mono);font-size:11.5px;color:var(--b-navy-700);font-weight:500}
.b-tbl .muted{color:var(--b-ink-500)}
.b-tbl .row-act{display:flex;gap:4px;justify-content:flex-end}
.b-tbl tr.crit td{background:#fff7f0}
.b-tbl tr.crit:hover td{background:#ffeed8}
.b-tbl-foot{padding:7px 12px;border-top:1px solid var(--b-ink-200);background:var(--b-ink-50);display:flex;align-items:center;justify-content:space-between;font-size:11.5px;color:var(--b-ink-600)}
.b-tbl-foot .pages{display:flex;gap:2px}
.b-tbl-foot .pg{min-width:24px;height:24px;border:1px solid var(--b-ink-300);background:#fff;display:grid;place-items:center;font-size:11.5px;border-radius:2px;color:var(--b-ink-700);padding:0 6px;cursor:pointer}
.b-tbl-foot .pg.act{background:var(--b-navy-700);color:#fff;border-color:var(--b-navy-800)}

/* === Badge === */
.b-bdg{display:inline-flex;align-items:center;gap:4px;padding:1px 7px;border-radius:2px;font-size:11px;font-weight:600;letter-spacing:.2px;line-height:1.4;border:1px solid transparent;font-family:var(--b-mono)}
.b-bdg .d{width:6px;height:6px;border-radius:50%;background:currentColor;display:inline-block}
.b-bdg.ok{background:var(--b-green-50);color:var(--b-green);border-color:#bfdfcd}
.b-bdg.warn{background:var(--b-amber-50);color:var(--b-amber);border-color:#e8d29e}
.b-bdg.danger{background:var(--b-red-50);color:var(--b-red);border-color:#e8b8b6}
.b-bdg.info{background:var(--b-navy-50);color:var(--b-navy-700);border-color:#bfd0e8}
.b-bdg.neutral{background:var(--b-ink-100);color:var(--b-ink-700);border-color:var(--b-ink-200)}
.b-bdg.gold{background:var(--b-gold-50);color:#7a5f1e;border-color:#d8c177}

/* === KPI tile === */
.b-kpi-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:10px;margin-bottom:14px}
.b-kpi{background:#fff;border:1px solid var(--b-ink-200);border-radius:4px;padding:12px 14px}
.b-kpi .lb{font-size:11.5px;color:var(--b-ink-600);font-weight:500;text-transform:uppercase;letter-spacing:.4px;display:flex;align-items:center;gap:6px}
.b-kpi .vl{font-size:24px;font-weight:600;color:var(--b-ink-900);font-variant-numeric:tabular-nums;margin-top:4px;letter-spacing:-.4px}
.b-kpi .sb{font-size:11.5px;color:var(--b-ink-500);margin-top:1px}
.b-kpi.warn{border-left:3px solid var(--b-amber)}
.b-kpi.danger{border-left:3px solid var(--b-red)}
.b-kpi.ok{border-left:3px solid var(--b-green)}
.b-kpi.info{border-left:3px solid var(--b-navy-700)}

/* === Boş durum, tooltip, küçük şeyler === */
.b-empty{padding:32px;text-align:center;color:var(--b-ink-500);font-size:13px}
.b-tag{display:inline-block;padding:1px 6px;background:var(--b-ink-100);color:var(--b-ink-700);border-radius:2px;font-size:11px;font-weight:500}
.b-divider{height:1px;background:var(--b-ink-200);margin:14px 0}
.b-link{color:var(--b-navy-700);font-weight:500}
.b-link:hover{text-decoration:underline}

/* === Login === */
.b-login-wrap{min-height:100vh;background:#f0f3f8 url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='40' height='40'><path d='M0 .5h40M.5 0v40' fill='none' stroke='%23dde1ea' stroke-width='.5'/></svg>");display:flex;flex-direction:column}
.b-login-card{background:#fff;border:1px solid var(--b-ink-200);border-radius:4px;width:380px;margin:auto;box-shadow:0 8px 24px rgba(20,30,55,.07);overflow:hidden}
.b-login-head{background:var(--b-navy-800);color:#fff;padding:18px 20px;border-bottom:3px solid var(--b-gold);display:flex;align-items:center;gap:12px}
.b-login-head .lg{width:42px;height:42px;background:var(--b-gold);color:var(--b-navy-800);font-weight:800;font-size:20px;display:grid;place-items:center;border-radius:3px;letter-spacing:-.5px}
.b-login-head h1{margin:0;font-size:16px;font-weight:600}
.b-login-head .sub{font-size:11.5px;color:#aebcd5;margin-top:1px}
.b-login-foot{background:var(--b-ink-50);padding:10px 20px;font-size:11.5px;color:var(--b-ink-500);border-top:1px solid var(--b-ink-200);display:flex;justify-content:space-between}

/* === Drawer === */
.b-drawer{background:#fff;border-left:1px solid var(--b-ink-200)}
.b-drawer .h{padding:12px 14px;border-bottom:1px solid var(--b-ink-200);background:var(--b-ink-50)}

/* === Tab === */
.b-tabs{display:flex;border-bottom:1px solid var(--b-ink-200);background:#fff;padding:0 14px;gap:0}
.b-tabs .tb{padding:9px 14px;font-size:13px;font-weight:500;color:var(--b-ink-600);cursor:pointer;border-bottom:2px solid transparent;display:flex;align-items:center;gap:6px;margin-bottom:-1px}
.b-tabs .tb:hover{color:var(--b-navy-700)}
.b-tabs .tb.act{color:var(--b-navy-800);border-bottom-color:var(--b-navy-700);font-weight:600}
.b-tabs .tb .ct{font-size:10.5px;background:var(--b-ink-100);color:var(--b-ink-700);padding:1px 6px;border-radius:2px;font-weight:600;font-family:var(--b-mono)}

/* === Yardımcılar === */
.b-mono{font-family:var(--b-mono)}
.b-num{font-family:var(--b-mono);font-variant-numeric:tabular-nums}
.b-flex{display:flex;gap:8px;align-items:center}
.b-grid{display:grid;gap:10px}

/* === Mesaj kutusu (Django messages) === */
.b-messages{list-style:none;padding:0;margin:0 0 12px 0}
.b-msg{padding:8px 12px;border:1px solid var(--b-ink-200);border-radius:3px;font-size:12.5px;margin-bottom:6px;background:#fff}
.b-msg-error,.b-msg-danger{background:var(--b-red-50);border-color:#e8b8b6;color:var(--b-red)}
.b-msg-warning{background:var(--b-amber-50);border-color:#e8d29e;color:var(--b-amber)}
.b-msg-success{background:var(--b-green-50);border-color:#bfdfcd;color:var(--b-green)}
.b-msg-info{background:var(--b-navy-50);border-color:#bfd0e8;color:var(--b-navy-700)}

/* === Mobil — orijinal === */
@media (max-width:768px){
  .b-nav{overflow-x:auto;flex-wrap:nowrap;-webkit-overflow-scrolling:touch}
  .b-nav a{flex-shrink:0}
  .b-page{padding:14px}
  .b-kpi-grid{grid-template-columns:1fr 1fr}
  .b-form .row.c2,.b-form .row.c3,.b-form .row.c4{grid-template-columns:1fr}
  .b-page-h{flex-direction:column;align-items:flex-start}
}

/* ----------------------------------------------------------------------
 * UI-B1 mobile additive guards (additive; mevcut sınıf yeniden tanımlanmaz)
 * - iOS input zoom guard: input/select/textarea ≥ 16px font-size
 * - 44px touch target: btn / nav-link / tab min-height 44
 * - Tablo yatay scroll: .b-tbl-wrap mobile'da overflow-x:auto
 * - Hamburger toggle (.b-nav-toggle) drawer davranışı
 * ----------------------------------------------------------------------*/
.b-nav-toggle{display:none;background:transparent;border:1px solid var(--b-ink-300);border-radius:3px;width:36px;height:32px;flex-direction:column;justify-content:center;align-items:center;gap:4px;padding:0;margin-right:8px}
.b-nav-toggle-bar{display:block;width:18px;height:2px;background:var(--b-ink-700);border-radius:1px}
.b-nav-items{display:contents}

@media (max-width:768px){
  /* iOS Safari ≥ 16px → tetiklemez auto-zoom */
  input[type="text"],input[type="email"],input[type="password"],input[type="number"],input[type="date"],input[type="search"],input[type="tel"],input[type="url"],select,textarea{font-size:16px}
  /* 44px minimum touch target — additive */
  .b-btn{min-height:44px}
  .b-btn.xs{min-height:36px}
  .b-nav a{min-height:44px}
  .b-tabs .tb{min-height:44px}
  /* Tablo yatay scroll */
  .b-tbl-wrap{overflow-x:auto;-webkit-overflow-scrolling:touch}
  /* Hamburger drawer */
  .b-nav-toggle{display:flex}
  .b-nav-items{display:none;position:absolute;top:42px;left:0;right:0;background:#fff;border-bottom:1px solid var(--b-ink-200);flex-direction:column;padding:6px 0;box-shadow:0 4px 12px rgba(20,30,55,.08);z-index:11}
  .b-nav-items.open{display:flex}
  .b-nav-items a{height:auto;padding:10px 16px;border-bottom:1px solid var(--b-ink-100);margin-bottom:0}
  .b-nav{position:relative}
}

/* ----------------------------------------------------------------------
 * MOBILE-UAT-2 — Mobile polish patch (additive only)
 *   M1 — Login card responsive width (360px viewport overflow guard)
 *   M3+M4 — b-error-* class definitions for 404/403 templates
 *   M5 — iOS input zoom guard for datetime-local / time / month / week
 * Tüm kurallar additive; mevcut sınıf override şekilde değil cascade ile
 * (later-source-wins) login width değerini düzeltir; diğerleri yeni class.
 * ----------------------------------------------------------------------*/

/* --- M1: Login card responsive width ---------------------------------- */
.b-login-card{width:min(380px,calc(100vw - 32px))}

/* --- M3+M4: b-error-* class definitions (404 / 403 templates) --------- */
.b-error-body{min-height:100vh;display:flex;flex-direction:column;background:var(--b-ink-50)}
.b-error-wrap{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;padding:24px 20px;width:100%}
.b-error-card{background:#fff;border:1px solid var(--b-ink-200);border-radius:6px;padding:32px 28px;text-align:center;width:100%;max-width:440px;box-shadow:0 4px 16px rgba(20,30,55,.06)}
.b-error-code{font-size:64px;font-weight:700;color:var(--b-navy-700);letter-spacing:-2px;line-height:1;margin-bottom:8px;font-family:var(--b-mono)}
.b-error-title{font-size:22px;font-weight:600;margin:8px 0 10px;color:var(--b-ink-900);letter-spacing:-.2px}
.b-error-msg{font-size:13.5px;color:var(--b-ink-600);margin:0 0 22px;line-height:1.55}
.b-error-actions{display:flex;gap:8px;justify-content:center;flex-wrap:wrap}
.b-error-foot{margin-top:20px;font-size:11.5px;color:var(--b-ink-500);text-align:center;padding:0 20px}

@media (max-width:768px){
  /* M5 — iOS Safari ≥ 16px ek input type guard (datetime-local / time / month / week) */
  input[type="datetime-local"],
  input[type="time"],
  input[type="month"],
  input[type="week"]{font-size:16px}
  /* M3+M4 — error card mobile responsive */
  .b-error-card{padding:24px 18px;max-width:100%}
  .b-error-code{font-size:52px}
  .b-error-title{font-size:19px}
  .b-error-actions .b-btn{flex:1 1 auto;min-width:140px}
}