:root {
  --stk-sidebar-bg: #12283f;
  --stk-sidebar-bg-hover: #1b3a5c;
  --stk-sidebar-bg-active: #24507a;
  --stk-sidebar-text: #c9d6e3;
  --stk-sidebar-text-active: #ffffff;
  --stk-accent: #2f6fed;
  --stk-accent-dark: #1f4fb8;
  --stk-content-bg: #f2f5f9;
  --stk-card-border: #e2e8f0;

  /* Tasarim tokenlari: tum ic sayfalar bu degerlerden beslenir */
  --stk-text: #1d2b3a;
  --stk-text-soft: #55647a;
  --stk-text-muted: #8494a7;

  --stk-s1: 4px;
  --stk-s2: 8px;
  --stk-s3: 12px;
  --stk-s4: 16px;
  --stk-s5: 24px;
  --stk-s6: 32px;

  --stk-radius-sm: 8px;
  --stk-radius: 12px;

  --stk-golge: 0 1px 2px rgba(18, 40, 63, 0.05), 0 1px 3px rgba(18, 40, 63, 0.06);
  --stk-golge-hover: 0 6px 16px rgba(18, 40, 63, 0.10);

  --stk-fs-baslik: 1.45rem;
  --stk-fs-bolum: 1.05rem;
  --stk-fs-govde: 0.95rem;
  --stk-fs-etiket: 0.78rem;
}

html {
  font-size: 14px;
}

@media (min-width: 768px) {
  html {
    font-size: 16px;
  }
}

.btn:focus, .btn:active:focus, .btn-link.nav-link:focus, .form-control:focus, .form-check-input:focus {
  box-shadow: 0 0 0 0.1rem white, 0 0 0 0.25rem #258cfb;
}

html, body {
  height: 100%;
}

body {
  margin: 0;
  background-color: var(--stk-content-bg);
}

.btn-primary {
  background-color: var(--stk-accent);
  border-color: var(--stk-accent);
}

.btn-primary:hover, .btn-primary:focus {
  background-color: var(--stk-accent-dark);
  border-color: var(--stk-accent-dark);
}

a {
  color: var(--stk-accent);
}

/* ---- App shell: sidebar + content ---- */

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

.stk-sidebar {
  width: 250px;
  flex-shrink: 0;
  background-color: var(--stk-sidebar-bg);
  color: var(--stk-sidebar-text);
  display: flex;
  flex-direction: column;
}

.stk-sidebar-brand {
  padding: 1.25rem 1.25rem 1rem;
  font-size: 1.1rem;
  font-weight: 600;
  color: #fff;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  text-decoration: none;
  display: block;
}

.stk-sidebar-brand:hover {
  color: #fff;
}

.stk-sidebar-nav {
  flex: 1;
  padding: 0.75rem 0;
  overflow-y: auto;
}

.stk-sidebar-nav a {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  padding: 0.6rem 1.25rem;
  color: var(--stk-sidebar-text);
  text-decoration: none;
  font-size: 0.95rem;
  border-left: 3px solid transparent;
}

.stk-sidebar-nav a .stk-ikon {
  width: 18px;
  height: 18px;
  opacity: 0.75;
}

.stk-sidebar-nav a .badge {
  margin-left: auto;
}

.stk-sidebar-nav a:hover {
  background-color: var(--stk-sidebar-bg-hover);
  color: #fff;
}

.stk-sidebar-nav a:hover .stk-ikon {
  opacity: 1;
}

.stk-sidebar-nav a.active {
  background-color: var(--stk-sidebar-bg-active);
  color: #fff;
  border-left-color: #4d88fa;
}

.stk-sidebar-nav a.active .stk-ikon {
  opacity: 1;
  color: #7ea5ff;
}

.stk-sidebar-nav .stk-nav-section {
  padding: 0.9rem 1.25rem 0.3rem;
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: rgba(255, 255, 255, 0.45);
}

.stk-sidebar-user {
  padding: 1rem 1.25rem;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  font-size: 0.85rem;
}

.stk-sidebar-user .stk-user-name {
  color: #fff;
  display: block;
  margin-bottom: 0.5rem;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.stk-sidebar-user button {
  color: var(--stk-sidebar-text);
  padding: 0;
  font-size: 0.85rem;
}

.stk-sidebar-user button:hover {
  color: #fff;
}

.stk-main {
  flex: 1;
  min-width: 0;
  display: flex;
  flex-direction: column;
}

.stk-topbar {
  background-color: #fff;
  border-bottom: 1px solid var(--stk-card-border);
  padding: 0.75rem 1.5rem;
  display: none;
  align-items: center;
  justify-content: space-between;
}

.stk-content {
  flex: 1;
  padding: 1.75rem;
}

.stk-content .card,
.stk-content .table {
  background-color: #fff;
}

.stk-content .table-wrap {
  background: #fff;
  border: 1px solid var(--stk-card-border);
  border-radius: 0.5rem;
  padding: 1rem;
}

/* ---- Ortak ikon boyutu ---- */

.stk-ikon {
  width: 20px;
  height: 20px;
  flex-shrink: 0;
}

/* ---- Sayfa basligi kalibi ---- */

.stk-sayfa-baslik {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: var(--stk-s4);
  margin-bottom: var(--stk-s5);
}

.stk-sayfa-baslik h1 {
  font-size: var(--stk-fs-baslik);
  font-weight: 700;
  color: var(--stk-text);
  letter-spacing: -0.01em;
  margin: 0 0 0.25rem;
}

.stk-baslik-aciklama {
  margin: 0;
  color: var(--stk-text-muted);
  font-size: var(--stk-fs-govde);
}

.stk-btn-ikonlu {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  white-space: nowrap;
  font-weight: 600;
  border-radius: var(--stk-radius-sm);
}

.stk-btn-ikonlu .stk-ikon {
  width: 17px;
  height: 17px;
}

/* ---- Tablo karti ---- */

.stk-tablo-kart {
  background: #fff;
  border: 1px solid var(--stk-card-border);
  border-radius: var(--stk-radius);
  box-shadow: var(--stk-golge);
  overflow-x: auto;
}

.stk-tablo {
  width: 100%;
  margin: 0;
  border-collapse: collapse;
}

.stk-tablo thead th {
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  font-weight: 600;
  color: var(--stk-text-muted);
  background: #fafbfd;
  padding: 0.7rem 1rem;
  border-bottom: 1px solid var(--stk-card-border);
  white-space: nowrap;
  text-align: left;
}

.stk-tablo tbody td {
  padding: 0.85rem 1rem;
  border-bottom: 1px solid #eef2f7;
  color: var(--stk-text);
  font-size: var(--stk-fs-govde);
  vertical-align: middle;
}

.stk-tablo tbody tr:last-child td {
  border-bottom: none;
}

.stk-tablo tbody tr:hover {
  background: #f6f9fd;
}

/* ---- Birincil (ad) hucresi ---- */

.stk-hucre-ad {
  font-weight: 600;
}

/* ---- Soft durum rozetleri ---- */

.stk-rozet {
  display: inline-flex;
  align-items: center;
  padding: 0.28rem 0.6rem;
  border-radius: 999px;
  font-size: 0.76rem;
  font-weight: 600;
  line-height: 1;
  white-space: nowrap;
}

.stk-rozet-yesil { background: #e7f6ec; color: #1a7f3c; }
.stk-rozet-gri { background: #eef1f5; color: #5b6b7d; }
.stk-rozet-mavi { background: #e3edfd; color: #2557cc; }
.stk-rozet-amber { background: #fdf1e0; color: #b45d10; }
.stk-rozet-kirmizi { background: #fdeaea; color: #c0392b; }
.stk-rozet-mor { background: #f3e8fb; color: #7a3bbf; }

/* ---- Ikon islem butonlari ---- */

.stk-islem-hucre {
  display: flex;
  gap: 0.25rem;
  justify-content: flex-end;
}

.stk-ikon-btn {
  width: 34px;
  height: 34px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 1px solid transparent;
  border-radius: var(--stk-radius-sm);
  background: transparent;
  color: var(--stk-text-muted);
  transition: background-color 0.12s ease, color 0.12s ease;
}

.stk-ikon-btn:hover {
  background: #eef2f7;
  color: var(--stk-text);
}

.stk-ikon-btn-tehlike:hover {
  background: #fdeaea;
  color: #c0392b;
}

.stk-ikon-btn .stk-ikon {
  width: 17px;
  height: 17px;
}

/* ---- Durum banner'lari (TempData mesajlari + sayfa ici notlar) ---- */

.stk-banner {
  display: flex;
  align-items: flex-start;
  gap: 0.6rem;
  padding: 0.8rem 1rem;
  border-radius: var(--stk-radius-sm);
  border-left: 3px solid;
  margin-bottom: var(--stk-s4);
  font-size: var(--stk-fs-govde);
}

.stk-banner .stk-ikon {
  width: 19px;
  height: 19px;
  margin-top: 2px;
}

.stk-banner-basari { background: #e7f6ec; border-color: #1a7f3c; color: #14602e; }
.stk-banner-hata { background: #fdeaea; border-color: #c0392b; color: #922b21; }
.stk-banner-uyari { background: #fdf1e0; border-color: #b45d10; color: #8f4a0d; }
.stk-banner-bilgi { background: #e3edfd; border-color: #2557cc; color: #1c449b; }

/* ---- Yumusak (soft) eylem butonlari: tablo ici onayla/reddet gibi fiiller ---- */

.stk-btn-hafif {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.35rem 0.7rem;
  font-size: 0.82rem;
  font-weight: 600;
  border-radius: var(--stk-radius-sm);
  border: 1px solid #dfe6ee;
  background: #fff;
  color: var(--stk-text-soft);
  text-decoration: none;
  white-space: nowrap;
  transition: background-color 0.12s ease, border-color 0.12s ease, color 0.12s ease;
}

.stk-btn-hafif:hover { background: #f2f5f9; color: var(--stk-text); }

.stk-btn-hafif-yesil { color: #1a7f3c; border-color: #bfe5cc; }
.stk-btn-hafif-yesil:hover { background: #e7f6ec; color: #14602e; }

.stk-btn-hafif-kirmizi { color: #c0392b; border-color: #f2c4be; }
.stk-btn-hafif-kirmizi:hover { background: #fdeaea; color: #922b21; }

.stk-btn-hafif-amber { color: #b45d10; border-color: #f3d9b6; }
.stk-btn-hafif-amber:hover { background: #fdf1e0; color: #8f4a0d; }

.stk-btn-hafif-mavi { color: #2557cc; border-color: #c3d5f7; }
.stk-btn-hafif-mavi:hover { background: #e3edfd; color: #1c449b; }

.stk-btn-hafif .stk-ikon { width: 15px; height: 15px; }

/* ---- Teslim/detay acilir kutucugu (native <details>, JS yok) ---- */

.stk-teslim-detay summary {
  list-style: none;
  cursor: pointer;
}

.stk-teslim-detay summary::-webkit-details-marker {
  display: none;
}

.stk-teslim-detay[open] summary {
  margin-bottom: 0.25rem;
}

/* ---- Genel beyaz kart ---- */

.stk-kart {
  background: #fff;
  border: 1px solid var(--stk-card-border);
  border-radius: var(--stk-radius);
  box-shadow: var(--stk-golge);
  padding: var(--stk-s4);
  margin-bottom: var(--stk-s4);
}

.stk-kart-bekliyor {
  border-left: 3px solid #e9a23b;
}

/* ---- Dashboard stat kartlari ---- */

.stk-stat-kart {
  display: flex;
  align-items: center;
  gap: var(--stk-s3);
  background: #fff;
  border: 1px solid var(--stk-card-border);
  border-radius: var(--stk-radius);
  box-shadow: var(--stk-golge);
  padding: var(--stk-s4);
  height: 100%;
}

.stk-stat-ikon {
  width: 44px;
  height: 44px;
  border-radius: 10px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.stk-stat-ikon .stk-ikon {
  width: 22px;
  height: 22px;
}

.stk-stat-ikon-mavi { background: #e3edfd; color: #2557cc; }
.stk-stat-ikon-yesil { background: #e7f6ec; color: #1a7f3c; }
.stk-stat-ikon-amber { background: #fdf1e0; color: #b45d10; }
.stk-stat-ikon-mor { background: #f3e8fb; color: #7a3bbf; }

.stk-stat-sayi {
  font-size: 1.55rem;
  font-weight: 700;
  color: var(--stk-text);
  line-height: 1.15;
}

.stk-stat-etiket {
  font-size: var(--stk-fs-etiket);
  color: var(--stk-text-muted);
}

.stk-grafik-baslik {
  font-size: var(--stk-fs-bolum);
  font-weight: 600;
  color: var(--stk-text);
  margin-bottom: var(--stk-s3);
}

/* ---- Form karti ---- */

.stk-form-kart {
  background: #fff;
  border: 1px solid var(--stk-card-border);
  border-radius: var(--stk-radius);
  box-shadow: var(--stk-golge);
  padding: var(--stk-s5);
  max-width: 640px;
}

.stk-form-kart .form-label {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--stk-text-soft);
}

.stk-form-kart .form-control,
.stk-form-kart .form-select {
  border-radius: var(--stk-radius-sm);
  border-color: #dfe6ee;
  color: var(--stk-text);
  padding: 0.55rem 0.8rem;
}

.stk-form-kart .form-control:focus,
.stk-form-kart .form-select:focus {
  border-color: var(--stk-accent);
  box-shadow: 0 0 0 4px rgba(47, 111, 237, 0.12);
}

.stk-form-eylemler {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  margin-top: var(--stk-s5);
}

.stk-form-eylemler .btn-primary,
.stk-form-eylemler .btn-danger {
  border-radius: var(--stk-radius-sm);
  font-weight: 600;
  padding: 0.5rem 1.2rem;
}

.stk-btn-iptal {
  color: var(--stk-text-soft);
  text-decoration: none;
  padding: 0.5rem 0.9rem;
  border-radius: var(--stk-radius-sm);
  font-weight: 600;
}

.stk-btn-iptal:hover {
  background: #eef2f7;
  color: var(--stk-text);
}

/* ---- Bos durum blogu ---- */

.stk-bos-durum {
  background: #fff;
  border: 1px solid var(--stk-card-border);
  border-radius: var(--stk-radius);
  box-shadow: var(--stk-golge);
  padding: var(--stk-s6) var(--stk-s4);
  text-align: center;
  color: var(--stk-text-muted);
}

.stk-bos-durum .stk-ikon {
  width: 44px;
  height: 44px;
  color: #c3cedb;
  margin-bottom: var(--stk-s3);
}

.stk-bos-durum h2 {
  font-size: var(--stk-fs-bolum);
  font-weight: 600;
  color: var(--stk-text-soft);
  margin-bottom: 0.35rem;
}

.stk-bos-durum p {
  margin: 0 0 var(--stk-s4);
  font-size: var(--stk-fs-govde);
}

.stk-bos-durum p:last-child {
  margin-bottom: 0;
}

/* ---- Auth pages (login / register): kurumsal split-screen ---- */
/* Sol: beyaz form paneli. Sag: kirmizi/altin marka paneli - tamamen kod
   tabanli (gradyan + doku deseni), disaridan gorsel/forsu dosyasi kullanmiyor. */

.stk-auth-split-body {
  min-height: 100vh;
  margin: 0;
  font-family: "Inter", "SF Pro Display", "Segoe UI Variable Text", "Segoe UI", system-ui, -apple-system, sans-serif;
}

.stk-auth-split {
  min-height: 100vh;
  display: flex;
}

.stk-auth-left {
  flex: 1 1 46%;
  display: flex;
  align-items: center;
  justify-content: center;
  background: #fff;
  padding: 2.5rem 1.5rem;
}

.stk-auth-left-inner {
  width: 100%;
  max-width: 400px;
}

.stk-auth-mini-brand {
  display: flex;
  align-items: center;
  gap: 0.7rem;
  margin-bottom: 2.2rem;
}

.stk-auth-logo-sm {
  width: 40px;
  height: 40px;
  flex-shrink: 0;
  border-radius: 11px;
  background: linear-gradient(160deg, #c9a548 0%, #93731d 100%);
  color: #3a2705;
  font-weight: 700;
  font-size: 0.95rem;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 6px 14px rgba(180, 130, 20, 0.28);
}

.stk-auth-mini-title {
  font-size: 0.95rem;
  font-weight: 700;
  color: #12283f;
  line-height: 1.25;
}

.stk-auth-mini-sub {
  font-size: 0.72rem;
  color: #7a8798;
}

.stk-auth-left-inner h1 {
  font-size: 1.35rem;
  font-weight: 700;
  color: #12283f;
  margin-bottom: 0.3rem;
}

.stk-auth-left-inner .stk-auth-lead {
  color: #7a8798;
  font-size: 0.92rem;
  margin-bottom: 1.6rem;
}

.stk-auth-left-footer {
  margin-top: 2rem;
  color: #9aa7b5;
  font-size: 0.72rem;
  letter-spacing: 0.03em;
}

/* ---- Sag panel: kirmizi/altin kurum markasi (kod tabanli, gorsel/forsu yok) ---- */

.stk-auth-right {
  flex: 1 1 54%;
  position: relative;
  display: flex;
  align-items: center;
  overflow: hidden;
  padding: 4rem 4.5rem;
  color: #fff;
  background:
    radial-gradient(circle at 12% 18%, rgba(201, 165, 72, 0.18) 0%, transparent 40%),
    radial-gradient(circle at 88% 84%, rgba(201, 165, 72, 0.14) 0%, transparent 45%),
    linear-gradient(155deg, #8a0f18 0%, #6c0c13 55%, #4f090f 100%);
}

.stk-auth-right-pattern {
  position: absolute;
  inset: 0;
  opacity: 0.07;
  background-image: repeating-linear-gradient(45deg, #c9a548 0, #c9a548 1px, transparent 1px, transparent 26px);
  pointer-events: none;
}

.stk-auth-right-content {
  position: relative;
  max-width: 380px;
}

.stk-auth-right-badge {
  width: 56px;
  height: 56px;
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 1.15rem;
  color: #3a2705;
  background: linear-gradient(160deg, #d9b95c 0%, #93731d 100%);
  box-shadow: 0 10px 22px rgba(0, 0, 0, 0.25);
  margin-bottom: 1.6rem;
}

.stk-auth-right-org {
  font-size: 0.82rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  text-transform: uppercase;
  color: #e9c988;
  line-height: 1.5;
  margin-bottom: 1.3rem;
}

.stk-auth-right-divider {
  display: block;
  width: 42px;
  height: 3px;
  border-radius: 2px;
  background: linear-gradient(90deg, #d9b95c, #93731d);
  margin-bottom: 1.3rem;
}

.stk-auth-right-title {
  font-size: 1.9rem;
  font-weight: 700;
  color: #fff;
  margin-bottom: 0.8rem;
}

.stk-auth-right-desc {
  font-size: 0.95rem;
  line-height: 1.6;
  color: rgba(255, 255, 255, 0.78);
  margin: 0;
}

@media (max-width: 991.98px) {
  .stk-auth-right {
    display: none;
  }

  .stk-auth-left {
    flex: 1 1 100%;
  }
}

.stk-input-grup {
  position: relative;
}

.stk-input-grup .stk-input-ikon {
  position: absolute;
  left: 1.05rem;
  top: 50%;
  transform: translateY(-50%);
  width: 19px;
  height: 19px;
  color: #9aa7b5;
  pointer-events: none;
}

.stk-input-grup .form-control {
  padding: 0.85rem 1rem 0.85rem 2.9rem;
  border: 1px solid #dfe6ee;
  border-radius: 1rem;
  background: #fff;
  color: #1d2b3a;
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
}

.stk-input-grup .form-control::placeholder {
  color: #9aa7b5;
}

.stk-input-grup .form-control:focus {
  border-color: #a3811f;
  box-shadow: 0 0 0 4px rgba(163, 129, 31, 0.12);
}

.stk-input-grup .stk-parola-alani {
  padding-right: 3.1rem;
}

.stk-parola-goster {
  position: absolute;
  right: 0.65rem;
  top: 50%;
  transform: translateY(-50%);
  width: 34px;
  height: 34px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: none;
  border-radius: 50%;
  background: transparent;
  color: #9aa7b5;
}

.stk-parola-goster:hover {
  background: #f0f4f9;
  color: #55647a;
}

.stk-auth-left-inner .form-check-input {
  width: 1.1em;
  height: 1.1em;
  border: 1.5px solid #c3cedb;
}

.stk-auth-left-inner .form-check-input:checked {
  background-color: #b8860b;
  border-color: #b8860b;
}

.stk-auth-left-inner .form-check-input:focus {
  border-color: #b8860b;
  box-shadow: 0 0 0 3px rgba(184, 134, 11, 0.15);
}

.stk-auth-left-inner .form-check-label {
  color: #55647a;
  font-size: 0.92rem;
}

/* Kurumun altin tonuyla eslesen birincil buton - sag panelle ayni marka dili */
.stk-auth-left-inner .btn-primary {
  width: 100%;
  padding: 0.85rem;
  font-weight: 700;
  font-size: 1rem;
  border: none;
  border-radius: 1rem;
  color: #3a2705;
  background: linear-gradient(180deg, #c9a548 0%, #a3811f 100%);
  box-shadow: 0 8px 16px rgba(163, 129, 31, 0.22);
  transition: background 0.18s ease, box-shadow 0.18s ease, transform 0.18s ease;
}

.stk-auth-left-inner .btn-primary:hover,
.stk-auth-left-inner .btn-primary:focus {
  background: linear-gradient(180deg, #d3b45e 0%, #ad8b26 100%);
  box-shadow: 0 10px 20px rgba(163, 129, 31, 0.28);
  transform: translateY(-1px);
  color: #3a2705;
}

.stk-auth-left-inner .text-danger {
  font-size: 0.82rem;
}

/* Hatali alan: kirmizi cerceve + kirmizi focus halkasi, ikon da kizarir */

.stk-input-grup .form-control.input-validation-error {
  border-color: #d64541;
}

.stk-input-grup .form-control.input-validation-error:focus {
  border-color: #d64541;
  box-shadow: 0 0 0 4px rgba(214, 69, 65, 0.12);
}

.stk-input-grup:has(.input-validation-error) .stk-input-ikon {
  color: #d64541;
}

/* Panel ici kompakt banner ve validation-summary gorunumu */

.stk-auth-left-inner .stk-banner {
  font-size: 0.85rem;
  padding: 0.65rem 0.9rem;
  border-radius: 0.6rem;
  text-align: left;
}

.stk-auth-left-inner .validation-summary-errors {
  background: #fdeaea;
  border-left: 3px solid #c0392b;
  color: #922b21;
  border-radius: 0.6rem;
  padding: 0.65rem 0.9rem;
  font-size: 0.85rem;
  margin-bottom: 1rem;
  text-align: left;
}

.stk-auth-left-inner .validation-summary-errors ul {
  margin: 0;
  padding-left: 1.1rem;
}

/* Caps Lock uyarisi */

.stk-capslock-uyari {
  font-size: 0.78rem;
  color: #7a8798;
  margin: 0.3rem 0 0 0.4rem;
}

/* Beni hatirla kutusu: panel diliyle uyumlu */

.stk-auth-left-inner .form-check-input {
  border-radius: 0.4em;
}

/* Kayit ekrani rol secim kartlari */

.stk-rol-kart {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.4rem;
  padding: 0.85rem;
  border: 2px solid #dfe6ee;
  border-radius: 1rem;
  cursor: pointer;
  color: #55647a;
  font-size: 0.9rem;
  font-weight: 500;
  transition: border-color 0.15s, background 0.15s, color 0.15s, box-shadow 0.15s;
  user-select: none;
}

.stk-rol-kart:hover {
  border-color: #b8860b;
  background: rgba(184, 134, 11, 0.05);
}

.stk-rol-kart:focus-visible {
  outline: none;
  border-color: #b8860b;
  box-shadow: 0 0 0 4px rgba(184, 134, 11, 0.15);
}

.stk-rol-kart.secili {
  border-color: #b8860b;
  background: rgba(184, 134, 11, 0.08);
  color: #8a660b;
}

.stk-rol-secim:has(~ .field-validation-error) .stk-rol-kart:not(.secili),
.stk-rol-secim.hata .stk-rol-kart:not(.secili) {
  border-color: #d64541;
}

.stk-auth-alt {
  text-align: center;
  margin: 1.25rem 0 0;
  font-size: 0.92rem;
  color: #7a8798;
}

.stk-auth-alt a {
  color: #8a660b;
  font-weight: 600;
  text-decoration: none;
}

.stk-auth-alt a:hover {
  text-decoration: underline;
}

@media (max-width: 767.98px) {
  .app-shell {
    flex-direction: column;
  }

  .stk-sidebar {
    width: 100%;
  }

  .stk-sidebar-nav {
    display: none;
  }

  .stk-sidebar-nav.stk-open {
    display: block;
  }

  .stk-topbar {
    display: flex;
  }
}