/* =====================================================================
   TansTask  |  v4.0  "Aurora"  -  Modern kurumsal arayuz temasi
   Bootstrap 5 uzerine kurulmus, tamamen yeniden tasarlanmis stil dosyasi.
   Sinif isimleri korunmustur; tum sayfalar otomatik olarak yeni tasarimi alir.
   ===================================================================== */

:root {
  /* Marka */
  --tt-accent:     #2f6bed;
  --tt-accent-dk:  #1f55cc;
  --tt-accent-lt:  #eaf1fe;
  --tt-accent-ring: rgba(47, 107, 237, .18);

  /* Yuzeyler */
  --tt-bg:         #f6f7f9;
  --tt-card:       #ffffff;
  --tt-soft:       #fafbfc;
  --tt-soft-2:     #f1f3f6;

  /* Metin */
  --tt-ink:        #17202a;
  --tt-body:       #4c5866;
  --tt-muted:      #8592a2;

  /* Cizgiler */
  --tt-line:       #e7eaef;
  --tt-line-2:     #f0f2f5;

  /* Yan menu */
  --tt-navy:       #101720;
  --tt-navy-2:     #18212d;
  --tt-navy-ink:   #aab6c6;

  /* Anlamsal */
  --tt-green:      #17845a;
  --tt-amber:      #b9660f;
  --tt-red:        #c8372c;
  --tt-violet:     #6b45d1;
  --tt-teal:       #0d7f97;

  /* Olcu */
  --tt-radius:     10px;
  --tt-radius-sm:  7px;
  --tt-radius-lg:  16px;
  --tt-sidebar-w:  262px;
  --tt-topbar-h:   62px;

  --tt-shadow-xs:  0 1px 2px rgba(16, 23, 32, .05);
  --tt-shadow-sm:  0 1px 2px rgba(16, 23, 32, .05), 0 4px 12px rgba(16, 23, 32, .045);
  --tt-shadow-md:  0 2px 4px rgba(16, 23, 32, .05), 0 12px 28px rgba(16, 23, 32, .09);
  --tt-shadow-lg:  0 24px 60px rgba(16, 23, 32, .16);
}

* { -webkit-font-smoothing: antialiased; -moz-osx-font-smoothing: grayscale; }
html, body { height: 100%; }

body {
  font-family: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Arial, sans-serif;
  font-size: 14.5px;
  line-height: 1.55;
  color: var(--tt-ink);
  background: var(--tt-bg);
  letter-spacing: -.005em;
}

a { text-decoration: none; color: var(--tt-accent); transition: color .15s ease; }
a:hover { color: var(--tt-accent-dk); }

h1, h2, h3, h4, h5, h6 { letter-spacing: -.02em; }

::selection { background: var(--tt-accent-lt); color: var(--tt-accent-dk); }

/* Ince, modern kaydirma cubuklari */
* { scrollbar-width: thin; scrollbar-color: #cfd6e0 transparent; }
*::-webkit-scrollbar { width: 9px; height: 9px; }
*::-webkit-scrollbar-track { background: transparent; }
*::-webkit-scrollbar-thumb { background: #d3dae3; border-radius: 20px; border: 2px solid transparent; background-clip: content-box; }
*::-webkit-scrollbar-thumb:hover { background: #b9c3cf; background-clip: content-box; }

/* =====================  BOOTSTRAP UYUMU  ===================== */
.card, .dropdown-menu, .modal-content, .offcanvas, .alert, .list-group-item, .toast {
  border-radius: var(--tt-radius);
}
.btn, .form-control, .form-select, .input-group-text { border-radius: var(--tt-radius-sm); }
.badge { border-radius: 999px; }

.card {
  border: 1px solid var(--tt-line);
  background: var(--tt-card);
  box-shadow: var(--tt-shadow-xs);
}
.card-header {
  background: #fff;
  border-bottom: 1px solid var(--tt-line);
  padding: 14px 18px;
  font-weight: 650;
  font-size: 13.5px;
}
.card-body { padding: 18px; }

.dropdown-menu {
  border: 1px solid var(--tt-line);
  box-shadow: var(--tt-shadow-md);
  padding: 6px;
  font-size: 13.5px;
}
.dropdown-item { border-radius: var(--tt-radius-sm); padding: 8px 10px; color: var(--tt-body); }
.dropdown-item:hover, .dropdown-item:focus { background: var(--tt-soft-2); color: var(--tt-ink); }
.dropdown-item.text-danger:hover { background: #fdecea; color: var(--tt-red) !important; }
.dropdown-divider { border-color: var(--tt-line-2); }

.modal-content { border: 1px solid var(--tt-line); box-shadow: var(--tt-shadow-lg); border-radius: var(--tt-radius-lg); }
.modal-header { border-bottom: 1px solid var(--tt-line-2); padding: 16px 20px; }
.modal-body { padding: 20px; }
.modal-footer { border-top: 1px solid var(--tt-line-2); padding: 14px 20px; }
.modal-backdrop.show { opacity: .42; }

.btn {
  font-weight: 600;
  font-size: 13.5px;
  padding: 8px 15px;
  border-width: 1px;
  transition: background .15s ease, border-color .15s ease, color .15s ease, box-shadow .15s ease, transform .12s ease;
}
.btn:active { transform: translateY(1px); }
.btn-primary {
  background: var(--tt-accent); border-color: var(--tt-accent); color: #fff;
  box-shadow: 0 1px 2px rgba(31, 85, 204, .28);
}
.btn-primary:hover, .btn-primary:focus { background: var(--tt-accent-dk); border-color: var(--tt-accent-dk); color: #fff; }
.btn-outline-secondary { color: var(--tt-body); border-color: var(--tt-line); background: #fff; }
.btn-outline-secondary:hover { background: var(--tt-soft-2); color: var(--tt-ink); border-color: #d8dee6; }
.btn-outline-primary { color: var(--tt-accent); border-color: #cfdcfb; background: #fff; }
.btn-outline-primary:hover { background: var(--tt-accent-lt); color: var(--tt-accent-dk); border-color: #b9cdfa; }
.btn-outline-danger { border-color: #f3cfcb; }
.btn-dark { background: var(--tt-navy); border-color: var(--tt-navy); color: #fff; }
.btn-dark:hover { background: var(--tt-navy-2); border-color: var(--tt-navy-2); color: #fff; }
.btn-success { background: var(--tt-green); border-color: var(--tt-green); color: #fff; }
.btn-success:hover { background: #12684a; border-color: #12684a; color: #fff; }
.btn-danger { background: var(--tt-red); border-color: var(--tt-red); color: #fff; }
.btn-danger:hover { background: #a72e24; border-color: #a72e24; color: #fff; }
.btn-light { background: var(--tt-soft-2); border-color: var(--tt-line); color: var(--tt-body); }
.btn-sm { padding: 5px 11px; font-size: 12.5px; border-radius: 6px; }
.btn-lg { padding: 11px 20px; font-size: 15px; }
.btn-link { color: var(--tt-accent); font-weight: 600; }

.form-control, .form-select {
  border-color: var(--tt-line);
  font-size: 13.5px;
  padding: 9px 12px;
  color: var(--tt-ink);
  background-color: #fff;
  transition: border-color .15s ease, box-shadow .15s ease, background .15s ease;
}
.form-control::placeholder { color: #a6b1be; }
.form-control:focus, .form-select:focus {
  border-color: var(--tt-accent);
  box-shadow: 0 0 0 4px var(--tt-accent-ring);
}
.form-label { font-size: 12.5px; font-weight: 650; color: var(--tt-body); margin-bottom: 6px; }
.form-text { font-size: 12px; color: var(--tt-muted); }
.input-group-text { background: var(--tt-soft); border-color: var(--tt-line); color: var(--tt-muted); }
.form-check-input:checked { background-color: var(--tt-accent); border-color: var(--tt-accent); }
.form-check-input:focus { box-shadow: 0 0 0 4px var(--tt-accent-ring); border-color: var(--tt-accent); }

.alert { border: 1px solid transparent; font-size: 13.5px; padding: 12px 15px; }
.alert-success { background: #e9f6f0; border-color: #c9e8da; color: #12684a; }
.alert-danger  { background: #fdeceb; border-color: #f6d2cf; color: #a12c23; }
.alert-warning { background: #fdf3e6; border-color: #f6e0c2; color: #8f5210; }
.alert-info    { background: var(--tt-accent-lt); border-color: #d3e2fd; color: var(--tt-accent-dk); }

.table { font-size: 13.5px; color: var(--tt-ink); }
.table > :not(caption) > * > * { padding: 12px 14px; border-bottom-color: var(--tt-line-2); }
.table thead th {
  font-size: 11px; text-transform: uppercase; letter-spacing: .06em;
  color: var(--tt-muted); font-weight: 700; background: var(--tt-soft);
  border-bottom: 1px solid var(--tt-line);
}
.table-hover > tbody > tr:hover > * { background: var(--tt-soft); }

.progress { background: var(--tt-soft-2); border-radius: 999px; }
.progress-bar { background: var(--tt-accent); }

/* =====================  AUTH  ===================== */
.tt-auth {
  min-height: 100vh;
  display: grid;
  grid-template-columns: 1fr;
  background: var(--tt-bg);
}
@media (min-width: 992px) { .tt-auth { grid-template-columns: 1.05fr .95fr; } }

.tt-auth-hero {
  display: none;
  position: relative;
  overflow: hidden;
  background:
    radial-gradient(900px 520px at 12% 8%, rgba(47, 107, 237, .38), transparent 62%),
    radial-gradient(760px 520px at 92% 92%, rgba(107, 69, 209, .32), transparent 60%),
    linear-gradient(160deg, #0d141d 0%, #131c28 55%, #0d141d 100%);
  color: #fff;
  padding: 60px 64px;
  flex-direction: column;
  justify-content: space-between;
}
.tt-auth-hero::after {
  content: "";
  position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.035) 1px, transparent 1px);
  background-size: 46px 46px;
  mask-image: radial-gradient(70% 70% at 50% 40%, #000 30%, transparent 100%);
  pointer-events: none;
}
.tt-auth-hero > * { position: relative; z-index: 1; }
@media (min-width: 992px) { .tt-auth-hero { display: flex; } }
.tt-auth-hero h2 { font-size: 36px; font-weight: 750; line-height: 1.2; letter-spacing: -.03em; }
.tt-auth-hero p  { color: #a9b6c6; font-size: 15px; max-width: 440px; line-height: 1.65; }
.tt-auth-hero .tt-feat {
  display: flex; gap: 14px; margin-bottom: 12px; align-items: flex-start;
  background: rgba(255, 255, 255, .045);
  border: 1px solid rgba(255, 255, 255, .09);
  border-radius: 12px;
  padding: 13px 15px;
  backdrop-filter: blur(6px);
}
.tt-auth-hero .tt-feat i {
  font-size: 16px; color: #8fb4ff; margin-top: 2px;
  width: 30px; height: 30px; flex: 0 0 30px; border-radius: 9px;
  display: grid; place-items: center;
  background: rgba(143, 180, 255, .14);
}
.tt-auth-hero .tt-feat strong { display: block; font-size: 13.5px; font-weight: 650; }
.tt-auth-hero .tt-feat span { color: #93a3b6; font-size: 12.5px; }

.tt-auth-form {
  display: flex; align-items: center; justify-content: center;
  padding: 48px 24px; background: #fff;
}
.tt-auth-box { width: 100%; max-width: 392px; }
.tt-auth-box h1 { font-size: 26px; font-weight: 730; }

.tt-brand { display: inline-flex; align-items: center; gap: 10px; font-weight: 750; letter-spacing: -.025em; }
.tt-brand .tt-mark {
  width: 34px; height: 34px;
  background: linear-gradient(145deg, #4d84ff, #2f6bed 55%, #5b3fd6);
  color: #fff; display: grid; place-items: center;
  font-size: 16px; border-radius: 10px; font-weight: 800;
  box-shadow: 0 4px 12px rgba(47, 107, 237, .35);
}

/* =====================  YERLESIM  ===================== */
.tt-shell { display: flex; min-height: 100vh; }

.tt-sidebar {
  width: var(--tt-sidebar-w);
  flex: 0 0 var(--tt-sidebar-w);
  background:
    radial-gradient(600px 300px at 0% 0%, rgba(47, 107, 237, .16), transparent 65%),
    linear-gradient(180deg, var(--tt-navy) 0%, #0c1219 100%);
  color: var(--tt-navy-ink);
  display: flex; flex-direction: column;
  position: sticky; top: 0; height: 100vh;
  border-right: 1px solid rgba(255, 255, 255, .06);
}
.tt-sidebar-head {
  height: var(--tt-topbar-h);
  display: flex; align-items: center; padding: 0 18px;
  color: #fff; font-weight: 750; font-size: 15.5px;
}
.tt-sidebar-body { flex: 1; overflow-y: auto; padding: 8px 12px 16px; }
.tt-sidebar-body::-webkit-scrollbar-thumb { background: rgba(255,255,255,.16); background-clip: content-box; }

.tt-navlabel {
  font-size: 10.5px; text-transform: uppercase; letter-spacing: .12em;
  color: #61708440; color: #6c7c92; font-weight: 700; padding: 18px 10px 8px;
}
.tt-nav {
  position: relative;
  display: flex; align-items: center; gap: 11px;
  padding: 9px 11px; color: var(--tt-navy-ink); font-size: 13.5px;
  border-radius: 9px; margin-bottom: 2px; font-weight: 500;
  transition: background .15s ease, color .15s ease;
}
.tt-nav:hover { background: rgba(255, 255, 255, .07); color: #fff; }
.tt-nav.active {
  background: linear-gradient(90deg, rgba(47, 107, 237, .28), rgba(47, 107, 237, .12));
  color: #fff; font-weight: 650;
}
.tt-nav.active::before {
  content: ""; position: absolute; left: -12px; top: 50%; transform: translateY(-50%);
  width: 3px; height: 20px; border-radius: 0 3px 3px 0; background: #6f9bff;
}
.tt-nav i { font-size: 15.5px; width: 18px; text-align: center; opacity: .9; }
.tt-nav .tt-count {
  margin-left: auto; font-size: 10.5px; font-weight: 700; color: #d6e2f7;
  background: rgba(255, 255, 255, .12); padding: 1px 8px; border-radius: 999px;
}
.tt-swatch { width: 9px; height: 9px; flex: 0 0 9px; border-radius: 3px; box-shadow: 0 0 0 3px rgba(255,255,255,.06); }
.tt-nav-truncate { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }

.tt-sidebar-foot {
  padding: 12px;
  border-top: 1px solid rgba(255, 255, 255, .07);
  background: rgba(255, 255, 255, .02);
}

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

.tt-topbar {
  height: var(--tt-topbar-h);
  background: rgba(255, 255, 255, .82);
  backdrop-filter: saturate(180%) blur(12px);
  border-bottom: 1px solid var(--tt-line);
  display: flex; align-items: center; gap: 14px; padding: 0 24px;
  position: sticky; top: 0; z-index: 1030;
}
.tt-topbar .tt-crumb { font-size: 13px; color: var(--tt-muted); }
.tt-topbar .tt-crumb strong { color: var(--tt-ink); font-weight: 650; font-size: 14px; }
.tt-topbar .tt-crumb a { color: var(--tt-muted); }
.tt-topbar .tt-crumb a:hover { color: var(--tt-accent); }

.tt-search { position: relative; max-width: 340px; width: 100%; }
.tt-search i { position: absolute; left: 12px; top: 50%; transform: translateY(-50%); color: var(--tt-muted); font-size: 13.5px; z-index: 2; }
.tt-search input {
  padding-left: 34px; background: var(--tt-soft-2); border-color: transparent;
  border-radius: 999px; height: 38px;
}
.tt-search input:focus { background: #fff; border-color: var(--tt-accent); }

.tt-content { padding: 26px 28px 56px; flex: 1; }

.tt-page-head { display: flex; align-items: flex-start; gap: 16px; flex-wrap: wrap; margin-bottom: 22px; }
.tt-page-head h1 { font-size: 24px; font-weight: 720; margin: 0; }
.tt-page-head p  { margin: 4px 0 0; color: var(--tt-muted); font-size: 13.5px; }

@media (max-width: 991.98px) {
  .tt-sidebar { display: none; }
  .tt-content { padding: 18px 16px 44px; }
  .tt-topbar { padding: 0 14px; }
}

/* =====================  AVATAR  ===================== */
.tt-avatar {
  width: 32px; height: 32px; flex: 0 0 32px;
  border-radius: 50%; color: #fff; font-weight: 700; font-size: 11.5px;
  display: inline-flex; align-items: center; justify-content: center;
  letter-spacing: .02em; user-select: none;
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, .18);
}
.tt-avatar.xs { width: 24px; height: 24px; flex-basis: 24px; font-size: 9.5px; }
.tt-avatar.sm { width: 28px; height: 28px; flex-basis: 28px; font-size: 10.5px; }
.tt-avatar.lg { width: 52px; height: 52px; flex-basis: 52px; font-size: 18px; border-radius: 16px; }
.tt-avatar-stack { display: inline-flex; }
.tt-avatar-stack .tt-avatar { margin-right: -8px; border: 2px solid #fff; }
.tt-avatar-stack .tt-avatar:hover { transform: translateY(-1px); z-index: 2; }

/* =====================  ETIKETLER  ===================== */
.tt-pri, .tt-st {
  display: inline-flex; align-items: center; gap: 6px;
  font-size: 11px; font-weight: 700; padding: 3px 9px;
  border-radius: 999px; border: 1px solid transparent; white-space: nowrap;
  letter-spacing: .01em;
}
.tt-pri::before, .tt-st::before {
  content: ""; width: 6px; height: 6px; border-radius: 50%; background: currentColor; opacity: .75;
}
.tt-pri-low     { background: #eff2f6; color: #56637a; border-color: #e2e7ee; }
.tt-pri-medium  { background: var(--tt-accent-lt); color: #1f55cc; border-color: #d5e2fd; }
.tt-pri-high    { background: #fdf3e6; color: var(--tt-amber); border-color: #f7e2c4; }
.tt-pri-urgent  { background: #fdecea; color: var(--tt-red); border-color: #f7d3cf; }

.tt-st-todo     { background: #f1f3f7; color: #56637a; border-color: #e3e7ee; }
.tt-st-progress { background: var(--tt-accent-lt); color: #1f55cc; border-color: #d5e2fd; }
.tt-st-review   { background: #f2ecfd; color: var(--tt-violet); border-color: #e2d7fa; }
.tt-st-done     { background: #e8f6ef; color: var(--tt-green); border-color: #c9e9d9; }

.tt-due-late  { color: var(--tt-red);   font-weight: 650; }
.tt-due-today { color: var(--tt-red);   font-weight: 650; }
.tt-due-soon  { color: var(--tt-amber); font-weight: 650; }
.tt-due-far   { color: var(--tt-muted); }
.tt-due-ok    { color: var(--tt-green); }

/* =====================  ISTATISTIK KARTLARI  ===================== */
.tt-stat {
  display: flex; align-items: center; gap: 14px; padding: 18px;
  position: relative;
}
.tt-stat-ico {
  width: 44px; height: 44px; flex: 0 0 44px; display: grid; place-items: center;
  border-radius: 13px; font-size: 19px;
}
.tt-stat-val { font-size: 26px; font-weight: 720; line-height: 1.1; letter-spacing: -.03em; }
.tt-stat-lbl { font-size: 11.5px; color: var(--tt-muted); font-weight: 650; text-transform: uppercase; letter-spacing: .06em; margin-top: 2px; }
.tt-i-blue   { background: var(--tt-accent-lt); color: var(--tt-accent); }
.tt-i-amber  { background: #fdf3e6; color: var(--tt-amber); }
.tt-i-red    { background: #fdecea; color: var(--tt-red); }
.tt-i-green  { background: #e8f6ef; color: var(--tt-green); }
.tt-i-violet { background: #f2ecfd; color: var(--tt-violet); }
.tt-i-teal   { background: #e3f4f8; color: var(--tt-teal); }

/* =====================  KANBAN  ===================== */
.tt-board { display: flex; gap: 16px; align-items: flex-start; overflow-x: auto; padding-bottom: 16px; }

.tt-col {
  flex: 0 0 300px; width: 300px;
  background: #f1f3f6;
  border: 1px solid var(--tt-line);
  border-radius: 14px; display: flex; flex-direction: column;
}
.tt-col-head {
  display: flex; align-items: center; gap: 9px;
  padding: 13px 14px 11px;
  font-size: 12px; font-weight: 750; text-transform: uppercase; letter-spacing: .07em;
  color: var(--tt-body);
}
.tt-col-head .tt-num {
  background: #fff; color: #5a6879; font-size: 11px; font-weight: 700;
  padding: 1px 8px; border-radius: 999px; border: 1px solid var(--tt-line);
}
.tt-col-body { padding: 0 10px 4px; min-height: 60px; max-height: calc(100vh - 270px); overflow-y: auto; }
.tt-col-foot { padding: 6px 10px 12px; }
.tt-col-foot .btn { width: 100%; background: transparent; border: 1px dashed #c9d2dd; color: var(--tt-muted); }
.tt-col-foot .btn:hover { background: #fff; color: var(--tt-accent); border-color: var(--tt-accent); }

.tt-task {
  background: #fff; border: 1px solid var(--tt-line);
  border-radius: 11px; padding: 13px 14px; margin-bottom: 10px;
  cursor: pointer; position: relative; overflow: hidden;
  box-shadow: var(--tt-shadow-xs);
  transition: box-shadow .16s ease, transform .16s ease, border-color .16s ease;
}
.tt-task::before {
  content: ""; position: absolute; left: 0; top: 0; bottom: 0; width: 3px; background: transparent;
}
.tt-task:hover { box-shadow: var(--tt-shadow-sm); transform: translateY(-1px); border-color: #d9e0ea; }
.tt-task.pl-low::before    { background: #c6cedb; }
.tt-task.pl-medium::before { background: #5a8dfb; }
.tt-task.pl-high::before   { background: #ef9a3d; }
.tt-task.pl-urgent::before { background: #e0554a; }
.tt-task-title { font-size: 13.5px; font-weight: 550; line-height: 1.45; color: var(--tt-ink); word-break: break-word; }
.tt-task.is-done { background: var(--tt-soft); }
.tt-task.is-done .tt-task-title { text-decoration: line-through; color: var(--tt-muted); }
.tt-task-meta { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; margin-top: 11px; }
.tt-task-meta .tt-mini { font-size: 11.5px; color: var(--tt-muted); display: inline-flex; align-items: center; gap: 5px; }

.tt-ghost   { opacity: .4; background: #dfe9fd !important; }
.tt-chosen  { border-color: var(--tt-accent) !important; }
.tt-drag    { transform: rotate(1.5deg) scale(1.02); box-shadow: var(--tt-shadow-md) !important; }

/* Ozel onay kutusu */
.tt-check { position: relative; display: inline-flex; flex: 0 0 18px; }
.tt-check input { position: absolute; opacity: 0; width: 18px; height: 18px; margin: 0; cursor: pointer; z-index: 2; }
.tt-check span {
  width: 18px; height: 18px; border: 1.5px solid #c2cbd6; border-radius: 6px;
  background: #fff; display: grid; place-items: center; transition: all .14s ease;
}
.tt-check:hover span { border-color: var(--tt-green); }
.tt-check span::after {
  content: ""; width: 4px; height: 8px; border: solid #fff; border-width: 0 2px 2px 0;
  transform: rotate(45deg) scale(0); transition: transform .14s ease; margin-top: -2px;
}
.tt-check input:checked + span { background: var(--tt-green); border-color: var(--tt-green); }
.tt-check input:checked + span::after { transform: rotate(45deg) scale(1); }
.tt-check input:focus-visible + span { box-shadow: 0 0 0 4px var(--tt-accent-ring); }

/* =====================  LISTE GORUNUMU  ===================== */
.tt-list-row {
  display: flex; align-items: center; gap: 12px;
  padding: 12px 14px; border: 1px solid var(--tt-line); border-top: none;
  background: #fff; transition: background .14s ease;
}
.tt-list-row:first-child { border-top: 1px solid var(--tt-line); border-radius: var(--tt-radius) var(--tt-radius) 0 0; }
.tt-list-row:last-child { border-radius: 0 0 var(--tt-radius) var(--tt-radius); }
.tt-list-row:only-child { border-radius: var(--tt-radius); }
.tt-list-row:hover { background: var(--tt-soft); }
.tt-list-row .tt-lr-title { flex: 1 1 auto; min-width: 0; font-size: 13.5px; font-weight: 550; }
.tt-list-row .tt-lr-title a { color: var(--tt-ink); }
.tt-list-row .tt-lr-title a:hover { color: var(--tt-accent); }
.tt-list-row.is-done .tt-lr-title { text-decoration: line-through; color: var(--tt-muted); }

/* =====================  DOSYA / YUKLEME  ===================== */
.tt-dropzone {
  border: 1.5px dashed #cbd4df; border-radius: 14px;
  background: linear-gradient(180deg, #fbfcfe, #f7f9fc);
  padding: 30px 20px; text-align: center;
  cursor: pointer; transition: all .16s ease; color: var(--tt-body);
}
.tt-dropzone:hover { border-color: var(--tt-accent); background: #f6f9ff; }
.tt-dropzone.is-over { border-color: var(--tt-accent); background: var(--tt-accent-lt); transform: scale(1.005); }
.tt-dropzone i.tt-dz-ico {
  font-size: 22px; color: var(--tt-accent); display: grid; place-items: center;
  width: 48px; height: 48px; margin: 0 auto 12px; border-radius: 14px; background: var(--tt-accent-lt);
}
.tt-dropzone strong { font-size: 14px; color: var(--tt-ink); }
.tt-dropzone small { display: block; color: var(--tt-muted); font-size: 12px; margin-top: 5px; }

.tt-file-grid {
  display: grid; gap: 14px;
  grid-template-columns: repeat(auto-fill, minmax(176px, 1fr));
}
.tt-file {
  border: 1px solid var(--tt-line); border-radius: 12px;
  background: #fff; overflow: hidden; position: relative;
  box-shadow: var(--tt-shadow-xs);
  transition: box-shadow .16s ease, transform .16s ease, border-color .16s ease;
}
.tt-file:hover { border-color: #d9e0ea; box-shadow: var(--tt-shadow-sm); transform: translateY(-2px); }
.tt-file-thumb {
  height: 120px; background: linear-gradient(180deg, #f6f8fb, #eef1f6); display: grid; place-items: center;
  cursor: pointer; overflow: hidden; border-bottom: 1px solid var(--tt-line-2);
}
.tt-file-thumb img { width: 100%; height: 100%; object-fit: cover; display: block; transition: transform .3s ease; }
.tt-file:hover .tt-file-thumb img { transform: scale(1.04); }
.tt-file-thumb i { font-size: 34px; }
.tt-file-info { padding: 11px 12px 12px; }
.tt-file-name {
  font-size: 12.5px; font-weight: 650; color: var(--tt-ink);
  overflow: hidden; text-overflow: ellipsis; white-space: nowrap; display: block;
}
.tt-file-sub { font-size: 11px; color: var(--tt-muted); margin-top: 3px; }
.tt-file-acts {
  position: absolute; top: 8px; right: 8px; display: flex; gap: 5px;
  opacity: 0; transform: translateY(-3px); transition: all .16s ease;
}
.tt-file:hover .tt-file-acts { opacity: 1; transform: translateY(0); }
.tt-file-acts .btn {
  padding: 4px 8px; font-size: 11px; background: rgba(16, 23, 32, .78);
  color: #fff; border: none; border-radius: 7px; backdrop-filter: blur(4px);
}
.tt-file-acts .btn:hover { background: var(--tt-navy); color: #fff; }
.tt-file-acts .btn.tt-del:hover { background: var(--tt-red); }

.tt-f-pdf   { color: #d0342c; }
.tt-f-doc   { color: #1f5eb8; }
.tt-f-xls   { color: #12784a; }
.tt-f-ppt   { color: #c2410c; }
.tt-f-zip   { color: #8a6d1f; }
.tt-f-txt   { color: #52606d; }
.tt-f-img   { color: var(--tt-violet); }
.tt-f-other { color: var(--tt-muted); }

.tt-upload-item {
  display: flex; align-items: center; gap: 11px; padding: 10px 12px;
  border: 1px solid var(--tt-line); background: #fff; margin-bottom: 8px;
  border-radius: var(--tt-radius); font-size: 12.5px;
}
.tt-upload-item .progress { height: 5px; flex: 1; background: var(--tt-soft-2); }
.tt-upload-item .progress-bar { background: var(--tt-accent); }

/* Onizleme modali */
.tt-preview-modal .modal-dialog { max-width: 1100px; }
.tt-preview-body {
  background: #12181f; min-height: 60vh; max-height: 78vh;
  display: grid; place-items: center; padding: 0; overflow: auto;
}
.tt-preview-body img { max-width: 100%; max-height: 78vh; display: block; }
.tt-preview-body iframe { width: 100%; height: 78vh; border: 0; background: #fff; }
.tt-preview-body pre {
  width: 100%; height: 78vh; margin: 0; padding: 24px; overflow: auto;
  background: #fff; color: var(--tt-ink); font-size: 12.5px; white-space: pre-wrap;
  font-family: ui-monospace, Menlo, Consolas, monospace;
}
.tt-preview-unsupported { color: #b6c2d0; text-align: center; padding: 64px 20px; }
.tt-preview-unsupported i { font-size: 46px; display: block; margin-bottom: 14px; }

/* =====================  BILDIRIM  ===================== */
.tt-bell {
  position: relative; border: 1px solid var(--tt-line); background: #fff;
  padding: 7px 10px; color: var(--tt-body); border-radius: 10px;
}
.tt-bell:hover { background: var(--tt-soft-2); color: var(--tt-ink); }
.tt-bell-dot {
  position: absolute; top: -6px; right: -6px; min-width: 18px; height: 18px;
  background: var(--tt-red); color: #fff; font-size: 10px; font-weight: 700;
  border-radius: 999px; display: grid; place-items: center; padding: 0 5px;
  border: 2px solid #fff;
}
.tt-notif-menu { width: 384px; max-width: calc(100vw - 24px); padding: 0 !important; overflow: hidden; }
.tt-notif-head {
  display: flex; align-items: center; justify-content: space-between;
  padding: 13px 15px; border-bottom: 1px solid var(--tt-line);
  font-size: 13px; font-weight: 700;
}
.tt-notif-list { max-height: 420px; overflow-y: auto; }
.tt-notif {
  display: flex; gap: 11px; padding: 12px 15px;
  border-bottom: 1px solid var(--tt-line-2); color: var(--tt-ink);
  position: relative;
}
.tt-notif:hover { background: var(--tt-soft); }
.tt-notif.is-unread { background: #f6f9ff; }
.tt-notif.is-unread::after {
  content: ""; position: absolute; right: 13px; top: 17px;
  width: 7px; height: 7px; border-radius: 50%; background: var(--tt-accent);
}
.tt-notif.is-unread:hover { background: var(--tt-accent-lt); }
.tt-notif-ico {
  width: 34px; height: 34px; flex: 0 0 34px; border-radius: 10px;
  display: grid; place-items: center; font-size: 14px;
}
.tt-notif-txt { min-width: 0; padding-right: 12px; }
.tt-notif-txt strong { display: block; font-size: 12.5px; font-weight: 650; line-height: 1.45; }
.tt-notif-txt p { margin: 2px 0 0; font-size: 11.5px; color: var(--tt-body); line-height: 1.5; }
.tt-notif-txt time { font-size: 10.5px; color: var(--tt-muted); }
.tt-notif-foot { padding: 10px; text-align: center; border-top: 1px solid var(--tt-line); background: var(--tt-soft); }

.tt-n-blue   { background: var(--tt-accent-lt); color: var(--tt-accent); }
.tt-n-green  { background: #e8f6ef; color: var(--tt-green); }
.tt-n-amber  { background: #fdf3e6; color: var(--tt-amber); }
.tt-n-red    { background: #fdecea; color: var(--tt-red); }
.tt-n-violet { background: #f2ecfd; color: var(--tt-violet); }
.tt-n-teal   { background: #e3f4f8; color: var(--tt-teal); }
.tt-n-slate  { background: #f1f3f7; color: #56637a; }

/* =====================  YORUMLAR  ===================== */
.tt-comment { display: flex; gap: 12px; padding: 15px 0; border-bottom: 1px solid var(--tt-line-2); }
.tt-comment:last-child { border-bottom: none; }
.tt-comment-body { min-width: 0; flex: 1; }
.tt-comment-head { display: flex; align-items: baseline; gap: 9px; margin-bottom: 4px; }
.tt-comment-head strong { font-size: 13px; font-weight: 650; }
.tt-comment-head time { font-size: 11px; color: var(--tt-muted); }
.tt-comment-text {
  font-size: 13.5px; color: var(--tt-body); line-height: 1.6;
  white-space: pre-wrap; word-break: break-word;
  background: var(--tt-soft); border: 1px solid var(--tt-line-2);
  border-radius: 4px 12px 12px 12px; padding: 10px 13px;
}

/* =====================  ILERLEME  ===================== */
.tt-progress { height: 6px; background: var(--tt-soft-2); border-radius: 999px; overflow: hidden; }
.tt-progress > div { height: 100%; background: linear-gradient(90deg, #4d84ff, var(--tt-accent)); border-radius: 999px; transition: width .4s ease; }
.tt-progress.done > div { background: linear-gradient(90deg, #35b183, var(--tt-green)); }

/* =====================  BOS DURUM  ===================== */
.tt-empty { text-align: center; padding: 48px 20px; color: var(--tt-muted); }
.tt-empty i {
  font-size: 26px; display: grid; place-items: center; margin: 0 auto 14px;
  width: 58px; height: 58px; border-radius: 18px; background: var(--tt-soft-2); color: #9aa6b4;
}
.tt-empty strong { display: block; color: var(--tt-body); font-size: 14.5px; margin-bottom: 5px; font-weight: 650; }
.tt-empty p { font-size: 13px; margin: 0; }

/* =====================  MUHTELIF  ===================== */
.tt-divider { height: 1px; background: var(--tt-line); margin: 20px 0; }
.tt-sep { color: #d5dbe3; }
.tt-muted { color: var(--tt-muted) !important; }
.tt-ink { color: var(--tt-ink) !important; }
.tt-xs { font-size: 11.5px; }
.tt-sm { font-size: 12.5px; }
.tt-nowrap { white-space: nowrap; }
.tt-link-muted { color: var(--tt-body); }
.tt-link-muted:hover { color: var(--tt-accent); }
.tt-hover-row { cursor: pointer; }

.tt-toast-wrap { position: fixed; right: 20px; bottom: 20px; z-index: 2000; display: flex; flex-direction: column; gap: 10px; }
.tt-toast {
  min-width: 268px; background: var(--tt-navy); color: #fff; padding: 12px 16px;
  font-size: 13px; border-radius: 12px; display: flex; align-items: center; gap: 10px;
  box-shadow: var(--tt-shadow-md);
  animation: ttToastIn .22s ease;
}
@keyframes ttToastIn { from { opacity: 0; transform: translateY(8px); } to { opacity: 1; transform: none; } }
.tt-toast.ok  { background: #146b4c; }
.tt-toast.err { background: #a72e24; }

.tt-tabs { border-bottom: 1px solid var(--tt-line); margin-bottom: 20px; display: flex; gap: 4px; }
.tt-tab {
  padding: 10px 14px; font-size: 13.5px; font-weight: 600; color: var(--tt-muted);
  border-bottom: 2px solid transparent; display: inline-flex; align-items: center; gap: 7px;
  transition: color .15s ease, border-color .15s ease;
}
.tt-tab:hover { color: var(--tt-ink); }
.tt-tab.active { color: var(--tt-accent); border-bottom-color: var(--tt-accent); }

.tt-color-picker { display: flex; gap: 9px; flex-wrap: wrap; }
.tt-color-picker input { display: none; }
.tt-color-picker label span {
  width: 28px; height: 28px; display: block; border-radius: 9px;
  cursor: pointer; border: 2px solid #fff; outline: 1px solid var(--tt-line);
  transition: transform .14s ease, outline-color .14s ease;
}
.tt-color-picker label:hover span { transform: scale(1.08); }
.tt-color-picker input:checked + span { outline: 2px solid var(--tt-ink); transform: scale(1.08); }

@media print {
  .tt-sidebar, .tt-topbar, .btn, .tt-file-acts { display: none !important; }
}

/* =====================  KURUMSAL BILESENLER  ===================== */
.tt-page-title { font-size: 24px; font-weight: 720; color: var(--tt-ink); margin: 0; }
.tt-page-sub { font-size: 13.5px; color: var(--tt-muted); margin: 4px 0 0; }

.tt-card {
  background: #fff;
  border: 1px solid var(--tt-line);
  border-radius: 14px;
  overflow: hidden;
  box-shadow: var(--tt-shadow-xs);
}
.tt-card + .tt-card { margin-top: 20px; }
.tt-card-head {
  display: flex; align-items: center; justify-content: space-between;
  gap: 12px; flex-wrap: wrap;
  padding: 15px 18px;
  border-bottom: 1px solid var(--tt-line-2);
  background: #fff;
  font-size: 14px; font-weight: 650; color: var(--tt-ink);
}
.tt-card-body { padding: 18px; }

.tt-table { font-size: 13.5px; margin: 0; }
.tt-table > thead > tr > th {
  background: var(--tt-soft);
  border-bottom: 1px solid var(--tt-line);
  color: var(--tt-muted);
  font-size: 11px; font-weight: 700; letter-spacing: .06em; text-transform: uppercase;
  padding: 11px 16px; white-space: nowrap;
}
.tt-table > tbody > tr > td {
  border-bottom: 1px solid var(--tt-line-2);
  padding: 13px 16px; vertical-align: middle;
}
.tt-table > tbody > tr:last-child > td { border-bottom: 0; }
.tt-table > tbody > tr:hover { background: var(--tt-soft); }
.tt-row-off { opacity: .55; }
.tt-row-off:hover { opacity: .85; }

.tt-chip {
  display: inline-flex; align-items: center; gap: 5px;
  padding: 3px 10px; border-radius: 999px;
  font-size: 11px; font-weight: 700; letter-spacing: .01em; line-height: 1.6;
  white-space: nowrap;
  background: var(--tt-soft-2); color: var(--tt-body); border: 1px solid var(--tt-line);
}
.tt-chip-blue   { background: var(--tt-accent-lt); color: var(--tt-accent-dk); border-color: #d5e2fd; }
.tt-chip-green  { background: #e8f6ef; color: var(--tt-green); border-color: #c9e9d9; }
.tt-chip-amber  { background: #fdf3e6; color: var(--tt-amber); border-color: #f7e2c4; }
.tt-chip-red    { background: #fdecea; color: var(--tt-red); border-color: #f7d3cf; }
.tt-chip-violet { background: #f2ecfd; color: var(--tt-violet); border-color: #e2d7fa; }
.tt-chip-slate  { background: #f1f3f7; color: #56637a; border-color: #e3e7ee; }

.tt-badge-blue, .tt-badge-green, .tt-badge-amber, .tt-badge-red,
.tt-badge-violet, .tt-badge-teal, .tt-badge-slate {
  display: inline-flex; align-items: center; justify-content: center; border-radius: 12px;
}
.tt-badge-blue   { background: var(--tt-accent-lt); color: var(--tt-accent); }
.tt-badge-green  { background: #e8f6ef; color: var(--tt-green); }
.tt-badge-amber  { background: #fdf3e6; color: var(--tt-amber); }
.tt-badge-red    { background: #fdecea; color: var(--tt-red); }
.tt-badge-violet { background: #f2ecfd; color: var(--tt-violet); }
.tt-badge-teal   { background: #e3f4f8; color: var(--tt-teal); }
.tt-badge-slate  { background: #f1f3f7; color: var(--tt-body); }

.tt-code {
  display: inline-block;
  background: var(--tt-soft-2);
  border: 1px solid var(--tt-line);
  border-radius: 6px;
  padding: 2px 8px;
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 12px;
  color: var(--tt-body);
}

.tt-filter-mini { position: relative; min-width: 250px; }
.tt-filter-mini i {
  position: absolute; left: 12px; top: 50%; transform: translateY(-50%);
  color: var(--tt-muted); font-size: 13px; pointer-events: none;
}
.tt-filter-mini input {
  padding-left: 34px; border-radius: 999px; font-size: 12.5px;
  background: var(--tt-soft-2); border-color: transparent;
}
.tt-filter-mini input:focus { background: #fff; border-color: var(--tt-accent); box-shadow: 0 0 0 4px var(--tt-accent-ring); }

.tt-note {
  display: flex; gap: 12px; align-items: flex-start;
  background: linear-gradient(180deg, #f7faff, #f3f7ff);
  border: 1px solid #dbe6fc;
  border-radius: 12px;
  padding: 13px 15px;
  font-size: 13px; color: var(--tt-body); line-height: 1.6;
}
.tt-note i { color: var(--tt-accent); font-size: 16px; flex: 0 0 auto; margin-top: 1px; }

.tt-colors { display: flex; flex-wrap: wrap; gap: 9px; }
.tt-color { cursor: pointer; margin: 0; line-height: 0; }
.tt-color input { position: absolute; opacity: 0; width: 0; height: 0; }
.tt-color span {
  display: block; width: 32px; height: 32px; border-radius: 10px;
  border: 2px solid #fff; outline: 1px solid var(--tt-line);
  transition: transform .14s ease, outline-color .14s ease;
}
.tt-color:hover span { transform: scale(1.08); }
.tt-color input:checked + span { outline: 2px solid var(--tt-ink); transform: scale(1.08); }
.tt-color input:focus-visible + span { outline: 2px solid var(--tt-accent); box-shadow: 0 0 0 4px var(--tt-accent-ring); }

.tt-count-soft { background: rgba(255, 255, 255, .1) !important; color: #9fb3c8 !important; }

/* Erisilebilirlik */
.btn:focus-visible, .form-control:focus-visible, .form-select:focus-visible,
.dropdown-item:focus-visible, .tt-nav:focus-visible, .tt-tab:focus-visible {
  outline: 2px solid var(--tt-accent);
  outline-offset: 2px;
}
@media (prefers-reduced-motion: reduce) {
  * { animation-duration: .001ms !important; transition-duration: .001ms !important; }
}

/* Kucuk ekran duzeltmeleri */
@media (max-width: 767.98px) {
  .tt-page-title, .tt-page-head h1 { font-size: 20px; }
  .tt-filter-mini { min-width: 100%; }
  .tt-card-head { align-items: stretch; }
  .tt-table > tbody > tr > td, .tt-table > thead > tr > th { padding: 10px 12px; }
  .tt-stat { padding: 15px; }
  .tt-stat-val { font-size: 22px; }
  .tt-notif-menu { width: 320px; }
}

/* Dar ekranda tablo kaydirma alani */
.table-responsive { -webkit-overflow-scrolling: touch; }
.tt-card > .table-responsive > .tt-table { min-width: 620px; }

/* =====================================================================
   v5.0 "Aurora Pro" katmani
   - Istatistik kartlarinin eksik varyantlari (.tt-i / <strong> / <b>)
   - Zengin sayfa basligi, yumusak giris animasyonlari
   - Yapiskan tablo basliklari, gelismis pano ve dosya kartlari
   - Otomatik koyu tema (prefers-color-scheme: dark)
   ===================================================================== */

/* ---------- Istatistik kartlari: her iki isaretleme bicimi ---------- */
.tt-stat {
  background: var(--tt-card);
  border: 1px solid var(--tt-line);
  border-radius: var(--tt-radius);
  box-shadow: var(--tt-shadow-xs);
  overflow: hidden;
  transition: transform .18s ease, box-shadow .18s ease, border-color .18s ease;
}
.tt-stat::after {
  content: "";
  position: absolute; inset: auto -30px -46px auto;
  width: 116px; height: 116px; border-radius: 50%;
  background: radial-gradient(circle at 30% 30%, var(--tt-accent-ring), transparent 68%);
  opacity: .55; pointer-events: none;
}
.tt-stat:hover { transform: translateY(-2px); box-shadow: var(--tt-shadow-sm); border-color: #dde3ec; }

.tt-stat .tt-i {
  width: 44px; height: 44px; flex: 0 0 44px;
  display: grid; place-items: center;
  border-radius: 13px; font-size: 19px;
}
.tt-stat > div { display: flex; flex-direction: column; min-width: 0; }
.tt-stat > div > strong,
.tt-stat > div > b,
.tt-stat-val {
  font-size: 26px; font-weight: 720; line-height: 1.1; letter-spacing: -.03em; color: var(--tt-ink);
}
.tt-stat > div > span,
.tt-stat-lbl {
  font-size: 11.5px; color: var(--tt-muted); font-weight: 650;
  text-transform: uppercase; letter-spacing: .06em; margin-top: 2px; line-height: 1.35;
}

/* ---------- Sayfa basligi: yumusak vurgu serfi ---------- */
.tt-page-head {
  justify-content: space-between;
  position: relative;
  padding-bottom: 18px;
  border-bottom: 1px solid var(--tt-line-2);
}
.tt-page-head::after {
  content: "";
  position: absolute; left: 0; bottom: -1px; width: 68px; height: 2px; border-radius: 2px;
  background: linear-gradient(90deg, var(--tt-accent), rgba(47, 107, 237, 0));
}
.tt-page-head h1 { display: flex; align-items: center; gap: 9px; flex-wrap: wrap; }

/* ---------- Yumusak giris animasyonu ---------- */
@keyframes ttFadeUp { from { opacity: 0; transform: translateY(6px); } to { opacity: 1; transform: none; } }
.tt-content > .tt-page-head,
.tt-content > .row,
.tt-content > .card,
.tt-content > .tt-card,
.tt-content > .tt-board,
.tt-content > .tt-tabs { animation: ttFadeUp .28s ease both; }
.tt-content > .row { animation-delay: .04s; }

/* ---------- Kartlar ---------- */
.card { transition: box-shadow .18s ease, border-color .18s ease, transform .18s ease; }
a.card:hover, .tt-hover-row:hover { box-shadow: var(--tt-shadow-sm); border-color: #dbe2ec; transform: translateY(-2px); }

/* ---------- Sekmeler: kaydirilabilir hap gorunum ---------- */
.tt-tabs { overflow-x: auto; scrollbar-width: none; }
.tt-tabs::-webkit-scrollbar { display: none; }
.tt-tab { white-space: nowrap; }

/* ---------- Tablolar: yapiskan baslik ---------- */
.table-responsive { max-height: 74vh; }
.tt-table > thead > tr > th,
.card .table > thead > tr > th {
  position: sticky; top: 0; z-index: 2;
  background: var(--tt-soft);
  box-shadow: inset 0 -1px 0 var(--tt-line);
}

/* ---------- Kanban ---------- */
.tt-col-head .tt-col-name { display: inline-flex; align-items: center; gap: 8px; }
.tt-col-head .tt-col-name::before {
  content: ""; width: 7px; height: 7px; border-radius: 50%;
  background: var(--tt-accent); opacity: .55;
}
.tt-task { transition: transform .16s ease, box-shadow .16s ease, border-color .16s ease; }
.tt-task:hover { transform: translateY(-2px); box-shadow: var(--tt-shadow-sm); }

/* ---------- Ilerleme cubugu ---------- */
.tt-progress > div { transition: width .5s cubic-bezier(.22, .61, .36, 1); }

/* ---------- Dosya kartlari ---------- */
.tt-file { transition: transform .16s ease, box-shadow .16s ease, border-color .16s ease; }
.tt-file:hover { transform: translateY(-3px); box-shadow: var(--tt-shadow-md); }

/* ---------- Bos durumlar ---------- */
.tt-empty i { opacity: .55; }

/* =====================  KOYU TEMA  ===================== */

/* =====================  KOYU TEMA (kullanici tercihi)  =====================
   Varsayilan tema ACIK. Koyu tema yalnizca kullanici sectiginde veya
   "Sistem" secildiginde ve isletim sistemi koyu moddayken devreye girer. */
html[data-tt-theme="dark"]{
    --tt-accent:      #5e9fe8;
    --tt-accent-dk:   #86b8f0;
    --tt-accent-lt:   rgba(94, 159, 232, .16);
    --tt-accent-ring: rgba(94, 159, 232, .22);

    --tt-bg:      #191919;
    --tt-card:    #202020;
    --tt-soft:    #242424;
    --tt-soft-2:  #2b2b2b;

    --tt-ink:     #ffffff;
    --tt-body:    rgba(255, 255, 255, .78);
    --tt-muted:   rgba(255, 255, 255, .55);

    --tt-line:    rgba(255, 255, 255, .13);
    --tt-line-2:  rgba(255, 255, 255, .08);

    --tt-navy:    #151515;
    --tt-navy-2:  #1d1d1d;
    --tt-navy-ink: rgba(255, 255, 255, .62);

    --tt-green:   #4bbf8b;
    --tt-amber:   #e0a martin;
    --tt-red:     #ec7a70;
    --tt-violet:  #a992f0;
    --tt-teal:    #58bcd2;

    --tt-shadow-xs: 0 1px 2px rgba(0, 0, 0, .4);
    --tt-shadow-sm: 0 1px 2px rgba(0, 0, 0, .4), 0 4px 14px rgba(0, 0, 0, .35);
    --tt-shadow-md: 0 2px 6px rgba(0, 0, 0, .45), 0 14px 32px rgba(0, 0, 0, .45);
    --tt-shadow-lg: 0 26px 64px rgba(0, 0, 0, .6);
  }

html[data-tt-theme="dark"] body{ background: var(--tt-bg); color: var(--tt-ink); }

html[data-tt-theme="dark"] .card,
html[data-tt-theme="dark"] .modal-content,
html[data-tt-theme="dark"] .dropdown-menu,
html[data-tt-theme="dark"] .tt-card,
html[data-tt-theme="dark"] .tt-stat,
html[data-tt-theme="dark"] .offcanvas,
html[data-tt-theme="dark"] .toast{
    background: var(--tt-card);
    border-color: var(--tt-line);
    color: var(--tt-ink);
  }
html[data-tt-theme="dark"] .card-header,
html[data-tt-theme="dark"] .tt-card-head{ background: var(--tt-soft); border-color: var(--tt-line); color: var(--tt-ink); }
html[data-tt-theme="dark"] .card-footer,
html[data-tt-theme="dark"] .modal-footer,
html[data-tt-theme="dark"] .modal-header{ border-color: var(--tt-line); }

html[data-tt-theme="dark"] .form-control,
html[data-tt-theme="dark"] .form-select,
html[data-tt-theme="dark"] .input-group-text{
    background: #1b1b1b; border-color: var(--tt-line); color: var(--tt-ink);
  }
html[data-tt-theme="dark"] .form-control::placeholder{ color: rgba(255, 255, 255, .38); }
html[data-tt-theme="dark"] .form-control:focus,
html[data-tt-theme="dark"] .form-select:focus{
    background: #1b1b1b; color: var(--tt-ink);
    border-color: var(--tt-accent); box-shadow: 0 0 0 4px var(--tt-accent-ring);
  }
html[data-tt-theme="dark"] .input-group-text.bg-white{ background: #1b1b1b !important; }
html[data-tt-theme="dark"] .form-label,
html[data-tt-theme="dark"] .form-text{ color: var(--tt-body); }

html[data-tt-theme="dark"] .btn-outline-secondary{ color: var(--tt-body); border-color: var(--tt-line); }
html[data-tt-theme="dark"] .btn-outline-secondary:hover{ background: var(--tt-soft-2); color: var(--tt-ink); border-color: rgba(255, 255, 255, .24); }

html[data-tt-theme="dark"] .dropdown-item{ color: var(--tt-body); }
html[data-tt-theme="dark"] .dropdown-item:hover,
html[data-tt-theme="dark"] .dropdown-item:focus{ background: var(--tt-soft-2); color: var(--tt-ink); }

html[data-tt-theme="dark"] .table,
html[data-tt-theme="dark"] .tt-table{ color: var(--tt-body); }
html[data-tt-theme="dark"] .tt-table > thead > tr > th,
html[data-tt-theme="dark"] .card .table > thead > tr > th{ background: var(--tt-soft); color: var(--tt-muted); }
html[data-tt-theme="dark"] .table > tbody > tr{ border-color: var(--tt-line-2); }
html[data-tt-theme="dark"] .table-hover > tbody > tr:hover > *{ background: rgba(255, 255, 255, .04); color: var(--tt-ink); }

html[data-tt-theme="dark"] .tt-col{ background: #1c1c1c; border-color: var(--tt-line); }
html[data-tt-theme="dark"] .tt-task{ background: var(--tt-card); border-color: var(--tt-line); }
html[data-tt-theme="dark"] .tt-list-row{ border-color: var(--tt-line-2); }
html[data-tt-theme="dark"] .tt-list-row:hover{ background: rgba(255, 255, 255, .04); }
html[data-tt-theme="dark"] .tt-file,
html[data-tt-theme="dark"] .tt-dropzone{ background: var(--tt-card); border-color: var(--tt-line); }
html[data-tt-theme="dark"] .tt-file-thumb{ background: #181818; }
html[data-tt-theme="dark"] .tt-code{ background: var(--tt-soft-2); color: var(--tt-ink); }
html[data-tt-theme="dark"] .tt-note{ background: rgba(94, 159, 232, .10); border-color: rgba(94, 159, 232, .28); color: var(--tt-body); }
html[data-tt-theme="dark"] .tt-notif-menu{ background: var(--tt-card); border-color: var(--tt-line); }
html[data-tt-theme="dark"] .tt-notif:hover{ background: rgba(255, 255, 255, .04); }
html[data-tt-theme="dark"] .tt-avatar-stack .tt-avatar{ border-color: var(--tt-card); }
html[data-tt-theme="dark"] .alert-light{ background: var(--tt-soft); border-color: var(--tt-line); color: var(--tt-body); }

html[data-tt-theme="dark"] .tt-pri-low{ background: rgba(255, 255, 255, .07); color: rgba(255, 255, 255, .70); border-color: var(--tt-line); }
html[data-tt-theme="dark"] .tt-pri-medium,
html[data-tt-theme="dark"] .tt-st-progress{ background: rgba(94, 159, 232, .16); color: #8fbdf2; border-color: rgba(94, 159, 232, .32); }
html[data-tt-theme="dark"] .tt-pri-high{ background: rgba(224, 160, 60, .16); color: #e5b169; border-color: rgba(224, 160, 60, .32); }
html[data-tt-theme="dark"] .tt-pri-urgent{ background: rgba(236, 122, 112, .16); color: #f0938b; border-color: rgba(236, 122, 112, .32); }
html[data-tt-theme="dark"] .tt-st-todo{ background: rgba(255, 255, 255, .07); color: rgba(255, 255, 255, .70); border-color: var(--tt-line); }
html[data-tt-theme="dark"] .tt-st-review{ background: rgba(169, 146, 240, .16); color: #b8a6f5; border-color: rgba(169, 146, 240, .32); }
html[data-tt-theme="dark"] .tt-st-done{ background: rgba(75, 191, 139, .16); color: #6fd0a7; border-color: rgba(75, 191, 139, .32); }

html[data-tt-theme="dark"] .tt-i-blue{ background: rgba(94, 159, 232, .16); color: #8fbdf2; }
html[data-tt-theme="dark"] .tt-i-amber{ background: rgba(224, 160, 60, .16); color: #e5b169; }
html[data-tt-theme="dark"] .tt-i-red{ background: rgba(236, 122, 112, .16); color: #f0938b; }
html[data-tt-theme="dark"] .tt-i-green{ background: rgba(75, 191, 139, .16); color: #6fd0a7; }
html[data-tt-theme="dark"] .tt-i-violet{ background: rgba(169, 146, 240, .16); color: #b8a6f5; }
html[data-tt-theme="dark"] .tt-i-teal{ background: rgba(88, 188, 210, .16); color: #7fd0e0; }

html[data-tt-theme="dark"] ::selection{ background: rgba(94, 159, 232, .32); color: #fff; }
html[data-tt-theme="dark"] *{ scrollbar-color: #3a3a3a transparent; }
html[data-tt-theme="dark"] *::-webkit-scrollbar-thumb{ background: #3a3a3a; background-clip: content-box; }


/* =====================================================================
   v5.0 Aurora Pro katmani
   - Istatistik kartlarinin eksik varyantlari (.tt-i / strong / b)
   - Zengin sayfa basligi, yumusak giris animasyonlari
   - Yapiskan tablo basliklari, gelismis pano ve dosya kartlari
   ===================================================================== */

.tt-stat {
  background: var(--tt-card);
  border: 1px solid var(--tt-line);
  border-radius: var(--tt-radius);
  box-shadow: var(--tt-shadow-xs);
  overflow: hidden;
  transition: transform .18s ease, box-shadow .18s ease, border-color .18s ease;
}
.tt-stat::after {
  content: "";
  position: absolute; inset: auto -30px -46px auto;
  width: 116px; height: 116px; border-radius: 50%;
  background: radial-gradient(circle at 30% 30%, var(--tt-accent-ring), transparent 68%);
  opacity: .55; pointer-events: none;
}
.tt-stat:hover { transform: translateY(-2px); box-shadow: var(--tt-shadow-sm); border-color: #dde3ec; }

.tt-stat .tt-i {
  width: 44px; height: 44px; flex: 0 0 44px;
  display: grid; place-items: center;
  border-radius: 13px; font-size: 19px;
}
.tt-stat > div { display: flex; flex-direction: column; min-width: 0; }
.tt-stat > div > strong,
.tt-stat > div > b,
.tt-stat-val {
  font-size: 26px; font-weight: 720; line-height: 1.1; letter-spacing: -.03em; color: var(--tt-ink);
}
.tt-stat > div > span,
.tt-stat-lbl {
  font-size: 11.5px; color: var(--tt-muted); font-weight: 650;
  text-transform: uppercase; letter-spacing: .06em; margin-top: 2px; line-height: 1.35;
}

.tt-page-head {
  justify-content: space-between;
  position: relative;
  padding-bottom: 18px;
  border-bottom: 1px solid var(--tt-line-2);
}
.tt-page-head::after {
  content: "";
  position: absolute; left: 0; bottom: -1px; width: 68px; height: 2px; border-radius: 2px;
  background: linear-gradient(90deg, var(--tt-accent), rgba(47, 107, 237, 0));
}
.tt-page-head h1 { display: flex; align-items: center; gap: 9px; flex-wrap: wrap; }

@keyframes ttFadeUp { from { opacity: 0; transform: translateY(6px); } to { opacity: 1; transform: none; } }
.tt-content > .tt-page-head,
.tt-content > .row,
.tt-content > .card,
.tt-content > .tt-card,
.tt-content > .tt-board,
.tt-content > .tt-tabs { animation: ttFadeUp .28s ease both; }
.tt-content > .row { animation-delay: .04s; }

.card { transition: box-shadow .18s ease, border-color .18s ease, transform .18s ease; }
a.card:hover, .tt-hover-row:hover { box-shadow: var(--tt-shadow-sm); border-color: #dbe2ec; transform: translateY(-2px); }

.tt-tabs { overflow-x: auto; scrollbar-width: none; }
.tt-tabs::-webkit-scrollbar { display: none; }
.tt-tab { white-space: nowrap; }

.table-responsive { max-height: 74vh; }
.tt-table > thead > tr > th,
.card .table > thead > tr > th {
  position: sticky; top: 0; z-index: 2;
  background: var(--tt-soft);
  box-shadow: inset 0 -1px 0 var(--tt-line);
}

.tt-col-head .tt-col-name { display: inline-flex; align-items: center; gap: 8px; }
.tt-col-head .tt-col-name::before {
  content: ""; width: 7px; height: 7px; border-radius: 50%;
  background: var(--tt-accent); opacity: .55;
}
.tt-task { transition: transform .16s ease, box-shadow .16s ease, border-color .16s ease; }
.tt-task:hover { transform: translateY(-2px); box-shadow: var(--tt-shadow-sm); }

.tt-progress > div { transition: width .5s cubic-bezier(.22, .61, .36, 1); }

.tt-file { transition: transform .16s ease, box-shadow .16s ease, border-color .16s ease; }
.tt-file:hover { transform: translateY(-3px); box-shadow: var(--tt-shadow-md); }

.tt-empty i { opacity: .55; }

/* =====================  OTOMATIK KOYU TEMA  ===================== */
@media (prefers-color-scheme: dark) {
  :root {
    --tt-accent:      #5e9fe8;
    --tt-accent-dk:   #86b8f0;
    --tt-accent-lt:   rgba(94, 159, 232, .16);
    --tt-accent-ring: rgba(94, 159, 232, .22);

    --tt-bg:      #191919;
    --tt-card:    #202020;
    --tt-soft:    #242424;
    --tt-soft-2:  #2b2b2b;

    --tt-ink:     #ffffff;
    --tt-body:    rgba(255, 255, 255, .78);
    --tt-muted:   rgba(255, 255, 255, .55);

    --tt-line:    rgba(255, 255, 255, .13);
    --tt-line-2:  rgba(255, 255, 255, .08);

    --tt-navy:     #151515;
    --tt-navy-2:   #1d1d1d;
    --tt-navy-ink: rgba(255, 255, 255, .62);

    --tt-green:   #4bbf8b;
    --tt-amber:   #e0a03c;
    --tt-red:     #ec7a70;
    --tt-violet:  #a992f0;
    --tt-teal:    #58bcd2;

    --tt-shadow-xs: 0 1px 2px rgba(0, 0, 0, .4);
    --tt-shadow-sm: 0 1px 2px rgba(0, 0, 0, .4), 0 4px 14px rgba(0, 0, 0, .35);
    --tt-shadow-md: 0 2px 6px rgba(0, 0, 0, .45), 0 14px 32px rgba(0, 0, 0, .45);
    --tt-shadow-lg: 0 26px 64px rgba(0, 0, 0, .6);
  }

  body { background: var(--tt-bg); color: var(--tt-ink); }

  .card, .modal-content, .dropdown-menu, .tt-card, .tt-stat, .offcanvas, .toast {
    background: var(--tt-card);
    border-color: var(--tt-line);
    color: var(--tt-ink);
  }
  .card-header, .tt-card-head { background: var(--tt-soft); border-color: var(--tt-line); color: var(--tt-ink); }
  .card-footer, .modal-footer, .modal-header { border-color: var(--tt-line); }
  .tt-stat:hover { border-color: rgba(255, 255, 255, .22); }

  .form-control, .form-select, .input-group-text {
    background: #1b1b1b; border-color: var(--tt-line); color: var(--tt-ink);
  }
  .form-control::placeholder { color: rgba(255, 255, 255, .38); }
  .form-control:focus, .form-select:focus {
    background: #1b1b1b; color: var(--tt-ink);
    border-color: var(--tt-accent); box-shadow: 0 0 0 4px var(--tt-accent-ring);
  }
  .input-group-text.bg-white { background: #1b1b1b !important; }
  .form-label, .form-text { color: var(--tt-body); }

  .btn-outline-secondary { color: var(--tt-body); border-color: var(--tt-line); }
  .btn-outline-secondary:hover { background: var(--tt-soft-2); color: var(--tt-ink); border-color: rgba(255, 255, 255, .24); }

  .dropdown-item { color: var(--tt-body); }
  .dropdown-item:hover, .dropdown-item:focus { background: var(--tt-soft-2); color: var(--tt-ink); }

  .table, .tt-table { color: var(--tt-body); }
  .tt-table > thead > tr > th, .card .table > thead > tr > th { background: var(--tt-soft); color: var(--tt-muted); }
  .table > tbody > tr { border-color: var(--tt-line-2); }
  .table-hover > tbody > tr:hover > * { background: rgba(255, 255, 255, .04); color: var(--tt-ink); }

  .tt-col { background: #1c1c1c; border-color: var(--tt-line); }
  .tt-task { background: var(--tt-card); border-color: var(--tt-line); }
  .tt-list-row { border-color: var(--tt-line-2); }
  .tt-list-row:hover { background: rgba(255, 255, 255, .04); }
  .tt-file, .tt-dropzone { background: var(--tt-card); border-color: var(--tt-line); }
  .tt-file-thumb { background: #181818; }
  .tt-code { background: var(--tt-soft-2); color: var(--tt-ink); }
  .tt-note { background: rgba(94, 159, 232, .10); border-color: rgba(94, 159, 232, .28); color: var(--tt-body); }
  .tt-notif-menu { background: var(--tt-card); border-color: var(--tt-line); }
  .tt-notif:hover { background: rgba(255, 255, 255, .04); }
  .tt-avatar-stack .tt-avatar { border-color: var(--tt-card); }
  .alert-light { background: var(--tt-soft); border-color: var(--tt-line); color: var(--tt-body); }

  .tt-pri-low { background: rgba(255, 255, 255, .07); color: rgba(255, 255, 255, .70); border-color: var(--tt-line); }
  .tt-pri-medium, .tt-st-progress { background: rgba(94, 159, 232, .16); color: #8fbdf2; border-color: rgba(94, 159, 232, .32); }
  .tt-pri-high { background: rgba(224, 160, 60, .16); color: #e5b169; border-color: rgba(224, 160, 60, .32); }
  .tt-pri-urgent { background: rgba(236, 122, 112, .16); color: #f0938b; border-color: rgba(236, 122, 112, .32); }
  .tt-st-todo { background: rgba(255, 255, 255, .07); color: rgba(255, 255, 255, .70); border-color: var(--tt-line); }
  .tt-st-review { background: rgba(169, 146, 240, .16); color: #b8a6f5; border-color: rgba(169, 146, 240, .32); }
  .tt-st-done { background: rgba(75, 191, 139, .16); color: #6fd0a7; border-color: rgba(75, 191, 139, .32); }

  .tt-i-blue   { background: rgba(94, 159, 232, .16); color: #8fbdf2; }
  .tt-i-amber  { background: rgba(224, 160, 60, .16); color: #e5b169; }
  .tt-i-red    { background: rgba(236, 122, 112, .16); color: #f0938b; }
  .tt-i-green  { background: rgba(75, 191, 139, .16); color: #6fd0a7; }
  .tt-i-violet { background: rgba(169, 146, 240, .16); color: #b8a6f5; }
  .tt-i-teal   { background: rgba(88, 188, 210, .16); color: #7fd0e0; }

  ::selection { background: rgba(94, 159, 232, .32); color: #fff; }
  * { scrollbar-color: #3a3a3a transparent; }
  *::-webkit-scrollbar-thumb { background: #3a3a3a; background-clip: content-box; }
}

/* =====================  TEMA DUGMESI VE MENUSU  ===================== */
.tt-theme-btn { position: relative; }
.tt-theme-ico-dark { display: none; }
html[data-tt-theme="dark"] .tt-theme-ico-light { display: none; }
html[data-tt-theme="dark"] .tt-theme-ico-dark { display: inline-block; }

.dropdown-item.tt-theme-opt { display: flex; align-items: center; width: 100%; border: 0; background: none; text-align: left; }
.tt-theme-opt .tt-theme-tick { opacity: 0; font-size: 14px; }
.tt-theme-opt.is-active { color: var(--tt-accent); font-weight: 650; }
.tt-theme-opt.is-active .tt-theme-tick { opacity: 1; }

/* =====================  PROJE KARTI ISLEM MENUSU  ===================== */
.tt-proj-wrap { position: relative; height: 100%; }
.tt-proj-menu { position: absolute; top: 10px; right: 10px; z-index: 3; }
.tt-proj-menu-btn {
  width: 30px; height: 30px; padding: 0; line-height: 1;
  display: inline-grid; place-items: center;
  border: 1px solid transparent; border-radius: 8px;
  color: var(--tt-muted); background: transparent;
  opacity: 0; transition: opacity .15s ease, background .15s ease, color .15s ease;
}
.tt-proj-wrap:hover .tt-proj-menu-btn,
.tt-proj-menu.show .tt-proj-menu-btn,
.tt-proj-menu-btn:focus-visible { opacity: 1; }
.tt-proj-menu-btn:hover { background: var(--tt-soft-2); color: var(--tt-ink); }
.tt-proj-menu .dropdown-menu { min-width: 190px; }
.tt-proj-menu form .dropdown-item { border: 0; background: none; width: 100%; text-align: left; }
@media (hover: none) { .tt-proj-menu-btn { opacity: 1; } }

/* Kart icindeki basligin menu dugmesine girmemesi icin pay */
.tt-proj-wrap .card-body > .d-flex:first-child { padding-right: 26px; }

/* =====================  MESGUL DUGME DURUMU  ===================== */
.btn.is-busy { position: relative; color: transparent !important; pointer-events: none; }
.btn.is-busy::after {
  content: ""; position: absolute; inset: 0; margin: auto;
  width: 15px; height: 15px; border-radius: 50%;
  border: 2px solid currentColor; border-top-color: transparent;
  color: #fff; animation: ttSpin .7s linear infinite;
}
.btn-outline-secondary.is-busy::after, .btn-outline-danger.is-busy::after { color: var(--tt-body); }
@keyframes ttSpin { to { transform: rotate(360deg); } }

/* =====================  KOYU TEMADA EK YUZEYLER  ===================== */
html[data-tt-theme="dark"] .tt-proj-menu-btn:hover { background: rgba(255, 255, 255, .08); }
html[data-tt-theme="dark"] .btn-close { filter: invert(1) grayscale(1) brightness(1.6); }
html[data-tt-theme="dark"] .tt-auth-form { background: var(--tt-card); }
html[data-tt-theme="dark"] .tt-search input { background: #1b1b1b; border-color: var(--tt-line); color: var(--tt-ink); }
html[data-tt-theme="dark"] .tt-topbar { background: var(--tt-card); border-color: var(--tt-line); }
html[data-tt-theme="dark"] .tt-content { background: var(--tt-bg); }
html[data-tt-theme="dark"] .tt-empty { color: var(--tt-muted); }
html[data-tt-theme="dark"] .tt-divider { background: var(--tt-line); }
html[data-tt-theme="dark"] .tt-progress { background: rgba(255, 255, 255, .10); }