/* =========================================================================
   E-LEE — İTÜ Lisansüstü Eğitim Enstitüsü kurumsal arayüz
   Referans: İTÜ Portal / OBS / eski E-LEE LESKİS ekranları.
   Tasarım dili: resmi, düz, tablo ağırlıklı kurumsal görünüm.
   ========================================================================= */

:root {
  --itu-navy: #0f2f57;        /* sol menü, başlıklar */
  --itu-navy-2: #173d6e;      /* menü hover */
  --itu-blue: #004b8d;        /* birincil vurgu */
  --itu-red: #c8102e;         /* İTÜ kırmızısı (aksan) */
  --bg: #eef1f4;              /* sayfa arka planı */
  --panel: #ffffff;
  --border: #d4dae1;
  --text: #1f2937;
  --muted: #6b7480;
  --sidebar-w: 248px;
  --header-h: 64px;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

html, body {
  font-family: Arial, "Segoe UI", Tahoma, sans-serif;
  background: var(--bg);
  color: var(--text);
  font-size: 14px;
  line-height: 1.5;
}

a { color: var(--itu-blue); text-decoration: none; }
a:hover { text-decoration: underline; }

/* ---------- Üst başlık (İTÜ logo + wordmark) ---------- */
.topbar {
  position: fixed; top: 0; left: 0; right: 0; height: var(--header-h);
  background: #fff; border-bottom: 3px solid var(--itu-navy);
  display: flex; align-items: center; gap: 14px; padding: 0 20px; z-index: 30;
}
.topbar .logo { height: 54px; }
.topbar .brand-text { line-height: 1.15; }
.topbar .brand-text .u { font-size: 13px; font-weight: 700; color: var(--itu-navy); letter-spacing: .3px; }
.topbar .brand-text .s { font-size: 12px; color: var(--muted); }
.topbar .brand-sep { width: 1px; height: 38px; background: var(--border); }
.topbar .app-name { font-size: 18px; font-weight: 700; color: var(--itu-red); letter-spacing: .5px; }
.topbar .spacer { flex: 1; }
.topbar .user-box { font-size: 13px; color: var(--muted); display: flex; align-items: center; gap: 12px; }
.topbar .user-box strong { color: var(--itu-navy); }

/* ---------- Sol yönlendirme menüsü ---------- */
.sidebar {
  position: fixed; top: var(--header-h); left: 0; bottom: 0; width: var(--sidebar-w);
  background: var(--itu-navy); overflow-y: auto; z-index: 20;
}
.sidebar .nav-group-title {
  padding: 16px 20px 6px; font-size: 11px; text-transform: uppercase;
  letter-spacing: .8px; color: rgba(255,255,255,.45);
}
.sidebar nav a {
  display: flex; align-items: center; gap: 11px; padding: 11px 20px;
  color: rgba(255,255,255,.82); font-size: 13.5px; border-left: 3px solid transparent;
}
.sidebar nav a:hover { background: var(--itu-navy-2); color: #fff; text-decoration: none; }
.sidebar nav a.active {
  background: var(--itu-navy-2); color: #fff; border-left-color: var(--itu-red); font-weight: 600;
}
.sidebar nav a svg { width: 17px; height: 17px; flex-shrink: 0; opacity: .9; }

/* ---------- İçerik ---------- */
.main {
  margin-left: var(--sidebar-w); margin-top: var(--header-h);
  padding: 22px 28px; min-height: calc(100vh - var(--header-h));
}
.breadcrumb { font-size: 12.5px; color: var(--muted); margin-bottom: 10px; }
.breadcrumb a { color: var(--muted); }
.breadcrumb .sep { margin: 0 6px; }
.page-title {
  font-size: 21px; font-weight: 700; color: var(--itu-navy);
  padding-bottom: 10px; border-bottom: 2px solid var(--itu-navy);
  margin-bottom: 18px; display: flex; align-items: center; justify-content: space-between;
}

/* ---------- Panel ---------- */
.panel {
  background: var(--panel); border: 1px solid var(--border); border-radius: 3px;
  margin-bottom: 20px;
}
.panel-head {
  padding: 11px 16px; background: #f6f8fa; border-bottom: 1px solid var(--border);
  font-weight: 700; color: var(--itu-navy); font-size: 14px;
}
.panel-body { padding: 16px; }

/* ---------- Özet kutuları (resmi, düz) ---------- */
.summary-row { display: flex; gap: 14px; flex-wrap: wrap; margin-bottom: 20px; }
.summary-box {
  flex: 1; min-width: 160px; background: #fff; border: 1px solid var(--border);
  border-top: 3px solid var(--itu-blue); border-radius: 3px; padding: 14px 16px;
}
.summary-box .num { font-size: 26px; font-weight: 700; color: var(--itu-navy); }
.summary-box .lbl { font-size: 12.5px; color: var(--muted); margin-top: 2px; }

/* ---------- Resmi tablo ---------- */
.elee-table { width: 100%; border-collapse: collapse; background: #fff; }
.elee-table thead th {
  background: var(--itu-navy); color: #fff; font-size: 12px; font-weight: 600;
  text-align: left; padding: 9px 12px; text-transform: uppercase; letter-spacing: .4px;
  border: 1px solid var(--itu-navy);
}
.elee-table tbody td { padding: 9px 12px; border: 1px solid var(--border); font-size: 13.5px; }
.elee-table tbody tr:nth-child(even) td { background: #f7f9fb; }
.elee-table tbody tr:hover td { background: #eef4fb; }
.elee-table td .code { font-family: "Consolas", monospace; font-weight: 700; color: var(--itu-blue); }

/* ---------- Filtre çubuğu + açılır çoklu seçim (OBS/Excel tarzı) ---------- */
.filter-bar { display: flex; gap: 10px; align-items: center; flex-wrap: wrap; }
.filter-input {
  padding: 8px 12px; border: 1px solid var(--border); border-radius: 3px;
  font-size: 13.5px; min-width: 240px; flex: 1; color: var(--itu-navy);
}
.filter-input::placeholder { color: var(--muted); }
.filter-input:focus { outline: none; border-color: var(--itu-blue); }
.filter-dd { position: relative; }
.filter-dd__btn {
  display: inline-flex; align-items: center; gap: 10px; padding: 8px 12px;
  border: 1px solid var(--border); border-radius: 3px; background: #fff;
  color: var(--itu-navy); font-size: 13.5px; font-weight: 600; cursor: pointer;
  min-width: 190px; justify-content: space-between;
}
.filter-dd__btn:hover { border-color: var(--itu-blue); }
.filter-dd__btn .chev { flex: none; transition: transform .15s; color: var(--muted); }
.filter-dd.open .filter-dd__btn { border-color: var(--itu-blue); }
.filter-dd.open .filter-dd__btn .chev { transform: rotate(180deg); }
.filter-dd__panel {
  position: absolute; top: calc(100% + 4px); left: 0; z-index: 40; width: 288px;
  background: #fff; border: 1px solid var(--border); border-radius: 3px;
  box-shadow: 0 8px 24px rgba(15,47,87,.16); display: none;
}
.filter-dd.open .filter-dd__panel { display: block; }
.filter-dd__search { padding: 8px; border-bottom: 1px solid var(--border); }
.filter-dd__search input {
  width: 100%; padding: 7px 10px; border: 1px solid var(--border);
  border-radius: 3px; font-size: 13px; color: var(--itu-navy);
}
.filter-dd__search input:focus { outline: none; border-color: var(--itu-blue); }
.filter-dd__list { max-height: 264px; overflow-y: auto; padding: 4px 0; }
.filter-dd__item {
  display: flex; align-items: center; gap: 9px; padding: 6px 12px;
  font-size: 13px; color: var(--itu-navy); cursor: pointer; user-select: none;
}
.filter-dd__item:hover { background: #eef4fb; }
.filter-dd__item input { accent-color: var(--itu-blue); cursor: pointer; flex: none; }
.filter-dd__sep { height: 1px; background: var(--border); margin: 3px 0; }

/* ---------- Rozetler (durum) ---------- */
.badge {
  display: inline-block; padding: 2px 9px; border-radius: 10px; font-size: 11px;
  font-weight: 700; letter-spacing: .2px;
}
.badge-published { background: #e3f4e7; color: #1d6b34; border: 1px solid #b6e0c0; }
.badge-draft { background: #fdeede; color: #9a5b13; border: 1px solid #f3d3a3; }
.badge-review { background: #e5eefb; color: #234e8e; border: 1px solid #bcd2f0; }
.badge-rejected { background: #fdecee; color: var(--itu-red); border: 1px solid #f3c2c8; }
.badge-cat { background: #eef1f4; color: #44505e; border: 1px solid var(--border); }

/* Satır içi 'tehlikeli' bağlantı (örn. Listeden Çıkar) */
.btn-link-danger { color: var(--itu-red); font-size: 12px; font-weight: 600; margin-left: 6px; }
.btn-link-danger:hover { text-decoration: underline; }

/* ---------- Sekmeler (katalog formu) ---------- */
.tabs { display: flex; flex-wrap: wrap; gap: 3px; border-bottom: 2px solid var(--itu-navy); padding: 0 2px; }
.tabs a {
  padding: 9px 18px; font-size: 13px; color: var(--muted); font-weight: 600;
  background: #eef1f4; border: 1px solid var(--border); border-bottom: none;
  border-radius: 5px 5px 0 0; margin-bottom: -2px; transition: background .15s, color .15s;
}
.tabs a:hover { color: var(--itu-navy); background: #e3e8ee; text-decoration: none; }
.tabs a.active {
  background: #fff; color: var(--itu-navy); border-color: var(--itu-navy);
  border-top: 3px solid var(--itu-red); border-bottom: 2px solid #fff; padding-top: 7px;
}

/* ---------- Form görünümü (katalog künyesi) ---------- */
.kv-table { width: 100%; border-collapse: collapse; }
.kv-table th {
  width: 200px; text-align: left; vertical-align: top; background: #f6f8fa;
  border: 1px solid var(--border); padding: 9px 12px; font-weight: 600; color: var(--itu-navy);
}
.kv-table th .en, .kv-table td .en { color: var(--muted); font-weight: normal; font-size: .9em; }
.kv-table td { border: 1px solid var(--border); padding: 9px 12px; vertical-align: top; }

.btn {
  display: inline-flex; align-items: center; gap: 6px; padding: 7px 14px;
  border: 1px solid var(--itu-blue); border-radius: 3px; background: var(--itu-blue);
  color: #fff; font-size: 13px; font-weight: 600; cursor: pointer;
}
.btn:hover { background: var(--itu-navy); border-color: var(--itu-navy); text-decoration: none; color: #fff; }
.btn-outline { background: #fff; color: var(--itu-blue); }
.btn-outline:hover { background: var(--itu-blue); color: #fff; }
.btn-sm { padding: 4px 10px; font-size: 12px; }

.muted { color: var(--muted); }
.search-input {
  width: 100%; max-width: 360px; padding: 8px 12px; border: 1px solid var(--border);
  border-radius: 3px; font-size: 13.5px;
}
.empty { padding: 28px; text-align: center; color: var(--muted); }

/* ---------- Düzenleme formu (katalog) ---------- */
.f-input, .f-text, .f-num, select.f-input {
  border: 1px solid var(--border); border-radius: 3px; padding: 7px 9px;
  font-size: 13.5px; font-family: inherit; width: 100%; background: #fff;
}
.f-input:focus, .f-text:focus, .f-num:focus { outline: none; border-color: var(--itu-blue); }
.f-text { resize: vertical; min-height: 38px; }
.f-num { width: 80px; }
.f-field { margin-bottom: 12px; }
.f-field > label { display: block; font-size: 12.5px; font-weight: 600; color: #444; margin-bottom: 4px; }
.f-field .en { color: var(--muted); font-weight: normal; }
.f-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.f-checks { display: flex; gap: 18px; align-items: center; }
.f-checks label { display: inline-flex; align-items: center; gap: 6px; font-size: 13.5px; font-weight: 600; }
.readonly-field { background: #f1f3f5; color: #555; padding: 7px 9px; border: 1px dashed var(--border); border-radius: 3px; font-family: "Consolas", monospace; }

.tab-panel { display: none; }
.tab-panel.active { display: block; }
.tabs a { cursor: pointer; }

/* Formset satır tablosu */
.fs-table { width: 100%; border-collapse: collapse; }
.fs-table th { background: #f6f8fa; border: 1px solid var(--border); padding: 7px 9px; font-size: 12px; color: var(--itu-navy); text-align: left; }
.fs-table td { border: 1px solid var(--border); padding: 6px 8px; vertical-align: top; }
.fs-row.to-delete { opacity: .45; }
.fs-del { color: var(--itu-red); cursor: pointer; font-size: 12px; background: none; border: none; }
.add-row { margin-top: 8px; }

.save-bar {
  position: sticky; bottom: 0; background: #fff; border-top: 1px solid var(--border);
  padding: 12px 0 4px; margin-top: 8px; display: flex; gap: 10px; align-items: center;
}
.msg { padding: 10px 14px; border-radius: 4px; font-size: 13.5px; margin-bottom: 16px; }
.msg-success { background: #e3f4e7; color: #1d6b34; border: 1px solid #b6e0c0; }
.msg-error { background: #fdecee; color: var(--itu-red); border: 1px solid #f3c2c8; }

/* ---------- Program Değerlendirme formu ---------- */
.eval-score { max-width: 340px; }

/* Otomatik kayıt durum göstergesi */
.autosave-status { font-size: 12.5px; font-weight: 600; min-height: 1em; }
.autosave-status.dirty { color: var(--muted); }
.autosave-status.saving { color: var(--itu-blue); }
.autosave-status.saved { color: #1d6b34; }
.autosave-status.err { color: var(--itu-red); }

/* İncelenen kurum sayacı (en az 5) */
.count-pill {
  display: inline-block; padding: 2px 10px; border-radius: 10px; font-size: 12px;
  font-weight: 700; border: 1px solid var(--border); background: #eef1f4; color: #44505e;
}
.count-pill.ok { background: #e3f4e7; color: #1d6b34; border-color: #b6e0c0; }
.count-pill.warn { background: #fdeede; color: #9a5b13; border-color: #f3d3a3; }

/* Zorunlu alan yıldızı */
.req-star { color: var(--itu-red); font-weight: 700; }

/* ---------- Program çıktısı kartı (uzun çift dilli metin için) ---------- */
.outcome-card {
  border: 1px solid var(--border); border-left: 3px solid var(--itu-blue);
  border-radius: 4px; background: #fff; padding: 12px 14px; margin-bottom: 12px;
}
.outcome-head { display: flex; align-items: center; gap: 8px; margin-bottom: 10px; flex-wrap: wrap; }
.outcome-head .row-no { font-weight: 700; color: var(--itu-navy); min-width: 40px; font-size: 13px; }
.outcome-head .f-input { flex: 1; min-width: 160px; }
.outcome-head .row-del { margin-left: auto; }

/* ---------- Sayfalama (1 2 3 … ileri/geri) ---------- */
.pager {
  display: flex; gap: 6px; align-items: center; justify-content: center;
  flex-wrap: wrap; padding: 14px 12px 8px;
}
.pager .page-link {
  display: inline-flex; align-items: center; justify-content: center;
  min-width: 32px; height: 32px; padding: 0 9px;
  border: 1px solid var(--border); border-radius: 3px; background: #fff;
  color: var(--itu-blue); font-size: 13px; font-weight: 600; cursor: pointer;
}
.pager .page-link:hover { background: var(--itu-blue); color: #fff; text-decoration: none; }
.pager .page-link.active {
  background: var(--itu-navy); color: #fff; border-color: var(--itu-navy); cursor: default;
}
.pager .page-ellipsis { padding: 0 4px; color: var(--muted); }

/* ---------- Giriş ekranı ---------- */
.login-page {
  min-height: 100vh; display: flex; align-items: center; justify-content: center;
  background: linear-gradient(135deg, var(--itu-navy) 0%, var(--itu-blue) 100%);
  padding: 20px;
}
.login-card {
  background: #fff; width: 100%; max-width: 400px; border-radius: 6px;
  box-shadow: 0 12px 40px rgba(0,0,0,.28); padding: 34px 32px 28px;
  border-top: 4px solid var(--itu-red);
}
.login-brand { display: flex; align-items: center; gap: 12px; justify-content: center; margin-bottom: 6px; }
.login-brand img { height: 46px; }
.login-brand .t .u { font-size: 12px; font-weight: 700; color: var(--itu-navy); }
.login-brand .t .s { font-size: 11px; color: var(--muted); }
.login-card h1 { text-align: center; font-size: 20px; color: var(--itu-navy); margin: 12px 0 4px; }
.login-card .app { text-align: center; color: var(--itu-red); font-weight: 700; letter-spacing: .5px; margin-bottom: 20px; }
.login-card label { display: block; font-size: 13px; font-weight: 600; color: #444; margin: 0 0 5px; }
.login-card .field { margin-bottom: 16px; }
.login-card input[type=text], .login-card input[type=password] {
  width: 100%; padding: 10px 12px; border: 1px solid var(--border); border-radius: 4px; font-size: 14px;
}
.login-card input:focus { outline: none; border-color: var(--itu-blue); }
.login-card .btn { width: 100%; justify-content: center; padding: 11px; font-size: 14px; margin-top: 4px; }
.login-error {
  background: #fdecee; color: var(--itu-red); border: 1px solid #f3c2c8;
  padding: 9px 12px; border-radius: 4px; font-size: 13px; margin-bottom: 16px;
}
.login-note {
  margin-top: 18px; padding-top: 14px; border-top: 1px solid var(--border);
  font-size: 12px; color: var(--muted); text-align: center;
}

/* ---------- Daraltılabilir sidebar ---------- */
.sidebar-toggle {
  display: inline-flex; align-items: center; justify-content: center;
  width: 38px; height: 38px; margin-right: 4px; padding: 0;
  background: transparent; border: 1px solid transparent; border-radius: 4px;
  color: var(--itu-navy); cursor: pointer;
}
.sidebar-toggle:hover { background: #eef1f4; }
.sidebar-toggle svg { width: 22px; height: 22px; }

/* Yumuşak geçiş */
.sidebar, .main, .topbar { transition: margin-left .18s ease, width .18s ease, left .18s ease; }

/* Daraltılmış durum: yalnızca ikonlar, içerik genişler */
html.sidebar-collapsed { --sidebar-w: 64px; }
html.sidebar-collapsed .nav-label,
html.sidebar-collapsed .nav-group-title { display: none; }
html.sidebar-collapsed .sidebar nav a {
  justify-content: center; gap: 0; padding: 13px 0; border-left-width: 0;
}
html.sidebar-collapsed .sidebar nav a.active {
  border-left-width: 3px; /* aktif vurguyu koru */
}

/* Dar ekranlarda üst bardaki bazı yazıları gizle */
@media (max-width: 640px) {
  .hide-narrow { display: none; }
  .topbar .brand-text { display: none; }
}

/* =========================================================================
   Onay Paneli — İTÜ OBS "Birim Yönetim Paneli" tarzı (özet kartları + istatistik)
   Renkler İTÜ ÖBS Yeni Nesil panelinden uyarlandı.
   ========================================================================= */
.obs {
  --obs-blue: #567df4; --obs-blue-d: #4a6fd4; --obs-green: #44d559; --obs-yellow: #fbc629;
  --obs-navy: #002d62; --obs-text: #405673; --obs-muted: #7287a6; --obs-bd: #dfe3e9;
  font-family: "Segoe UI", Arial, sans-serif; color: var(--obs-text);
}
.obs h2 {
  color: var(--obs-navy); font-weight: 700; font-size: 18px; margin: 22px 0 12px;
}
.obs__scope { font-size: 13px; color: var(--obs-muted); font-weight: 400; }

/* Özet kartları (yuvarlak ikon + sayı) */
.obs-cards { display: flex; flex-wrap: wrap; gap: 18px; margin-bottom: 22px; }
.obs-card { flex: 1 1 220px; border: 1px solid var(--obs-bd); background: #fff; }
.obs-card--link { display: block; color: inherit; transition: box-shadow .15s; }
.obs-card--link:hover { box-shadow: 0 0 25px rgba(59,140,234,.25); text-decoration: none; }
.obs-card__head {
  font-size: 15px; font-weight: 700; color: var(--obs-blue);
  padding: 13px 18px; border-bottom: 1px solid var(--obs-bd);
}
.obs-card__body { display: flex; align-items: center; gap: 16px; padding: 17px 18px; }
.obs-card__icon {
  width: 60px; height: 60px; border-radius: 50%; flex-shrink: 0; color: #fff;
  display: flex; align-items: center; justify-content: center;
}
.obs-card__icon svg { width: 28px; height: 28px; }
.obs-card__num { font-size: 30px; font-weight: 700; line-height: 1; color: var(--obs-text); }
.obs-card__lbl { font-size: 13px; color: var(--obs-muted); margin-top: 4px; }
.obs--blue .obs-card__icon { background: var(--obs-blue); }
.obs--green .obs-card__icon { background: var(--obs-green); }
.obs--yellow .obs-card__icon { background: var(--obs-yellow); }
.obs--red .obs-card__icon { background: #c8102e; }

/* Durum dağılımı (yatay bar grafiği) */
.obs-chart { border: 1px solid var(--obs-bd); background: #fff; margin-bottom: 22px; }
.obs-chart__head {
  font-size: 15px; font-weight: 700; color: var(--obs-blue);
  padding: 13px 18px; border-bottom: 1px solid var(--obs-bd);
}
.obs-chart__body { padding: 18px; }
.obs-bar { display: flex; align-items: center; gap: 12px; margin-bottom: 11px; }
.obs-bar:last-child { margin-bottom: 0; }
.obs-bar__label { width: 140px; font-size: 13px; flex-shrink: 0; }
.obs-bar__track { flex: 1; height: 18px; background: #eef1f5; border-radius: 4px; overflow: hidden; }
.obs-bar__fill { height: 100%; border-radius: 4px; min-width: 2px; transition: width .4s; }
.obs-bar__val { width: 36px; text-align: right; font-size: 13px; font-weight: 700; color: var(--obs-text); }

/* Operasyon kartları (kuyruk, Excel indir) */
.obs-ops { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 18px; }
.obs-op {
  display: block; border: 1px solid var(--obs-bd); background: #fff;
  transition: box-shadow .35s; height: 100%;
}
.obs-op:hover { box-shadow: 0 0 25px rgba(59,140,234,.25); text-decoration: none; }
.obs-op__head {
  font-size: 15px; font-weight: 700; color: var(--obs-text); padding: 18px 18px 0;
  display: flex; align-items: center; justify-content: space-between; gap: 10px;
}
.obs-op__badge {
  background: #c8102e; color: #fff; font-size: 12px; font-weight: 700;
  border-radius: 11px; padding: 1px 9px;
}
.obs-op__body { display: flex; align-items: center; justify-content: space-between; padding: 12px 18px 18px; }
.obs-op__text { font-size: 13px; color: var(--obs-muted); padding-right: 18px; }
.obs-op__icon { color: var(--obs-blue); flex-shrink: 0; }
.obs-op__icon svg { width: 36px; height: 36px; }
@media (max-width: 991px) {
  .obs-bar__label { width: 110px; }
}

/* ---------- Çalışma alanı form gezinme çubuğu (formlar + YL/DR hızlı geçiş) ---------- */
.ws-bar {
  display: flex; flex-wrap: wrap; align-items: center; gap: 4px;
  background: #f6f8fa; border: 1px solid var(--border); border-radius: 5px;
  padding: 6px 8px; margin-bottom: 16px;
}
.ws-bar > a {
  padding: 6px 13px; font-size: 13px; color: var(--muted); font-weight: 600; border-radius: 4px;
}
.ws-bar > a:hover { background: #e6ebf1; color: var(--itu-navy); text-decoration: none; }
.ws-bar > a.active { background: var(--itu-navy); color: #fff; }
.ws-bar__sep { width: 1px; height: 22px; background: var(--border); margin: 0 6px; }
.ws-lvl {
  padding: 4px 11px; font-size: 12.5px; font-weight: 600; border-radius: 12px;
  border: 1px solid var(--itu-blue); color: var(--itu-blue);
}
.ws-lvl:hover { background: #eef4fb; text-decoration: none; }
.ws-lvl.active { background: var(--itu-blue); color: #fff; }