/* Mobil düzen. Masaüstü görünümü değişmez: tüm kurallar telefon genişliğindeki @media bloklarının içindedir.
   Üstteki küçük blok yalnızca mobile.js'in eklediği öğeleri masaüstünde gizler. */
.m-nav, .m-sheet, .m-sheet-back, .m-burger { display: none; }

@media (max-width: 768px) {
  :root { --m-bar-h: 60px; --m-safe: 0px; /* env(safe-area-inset-*) bazı tarayıcılarda (Firefox Android) gereksiz boşluk döndürüyordu; kullanılmıyor */ }
  html { -webkit-text-size-adjust: 100%; }
  body { -webkit-tap-highlight-color: transparent; overscroll-behavior-y: none; }
  a, button { touch-action: manipulation; }

  /* ---- Genel: yazı, form, düğme ---- */
  input, select, textarea { font-size: 16px !important; }
  .btn { min-height: 44px; padding: 10px 16px; display: inline-flex; align-items: center; justify-content: center; gap: 6px; }
  .btn-sm { min-height: 38px; padding: 8px 12px; font-size: 14px; }
  .container { padding-left: 14px; padding-right: 14px; }
  h1 { font-size: 24px; }
  .card { padding: 16px; }
  .form-inline { flex-direction: column; gap: 0; }
  .form-inline .form-row { flex: none; width: 100%; min-width: 0; max-width: none !important; }
  .form-row input, .form-row select, .form-row textarea { padding: 12px; }
  .two-col, .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr !important; }
  .kpi-grid { grid-template-columns: repeat(2, 1fr) !important; gap: 10px; }
  .kpi-card { padding: 14px; }
  .kpi-card .value { font-size: 20px; }
  .note-box { font-size: 14px; }
  .alert { font-size: 14px; }

  /* ---- Herkese açık site ---- */
  .navbar .inner { padding: 10px 14px; flex-wrap: wrap; }
  .navbar .brand { font-size: 15px; flex: 1; min-width: 0; }
  .m-burger { display: inline-flex; align-items: center; justify-content: center; width: 44px; height: 44px; border: 1px solid #4a6a8c; border-radius: 10px; background: transparent; color: #fff; font-size: 22px; cursor: pointer; }
  .navbar nav { display: none; width: 100%; flex-direction: column; align-items: stretch; gap: 0; padding-top: 6px; }
  .navbar nav.open { display: flex; }
  .navbar nav a { padding: 14px 4px; border-top: 1px solid rgba(255,255,255,.12); font-size: 16px; }
  .navbar nav a.btn { margin-top: 8px; justify-content: center; border: 0; }
  .hero { padding: 40px 0 96px; }
  .hero .cta .btn { width: 100%; text-align: center; }
  .navbar nav a.btn-gold { color: var(--navy-dark); font-weight: 700; }
  .stats-strip, .stats-strip.three { gap: 10px; }
  .login-wrap { padding: 20px 14px; }
  .login-card { padding: 22px 18px; }

  /* ---- Panel üst çubuğu ---- */
  .panel-header { padding: 8px 0; position: sticky; top: 0; z-index: 60; padding-top: 8px; }
  .panel-header .inner { padding: 0 12px; flex-wrap: nowrap; gap: 8px; }
  .panel-header .brand { font-size: 14px; flex: 1; min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
  .panel-header .who { flex: none; }
  .who-btn { padding: 2px; }
  .who-btn > span:last-child { display: none; }
  .notif-btn { padding: 8px 12px; min-height: 40px; }
  /* bildirim menüsü: üst çubuğun altına, ekran genişliğinde */
  .notif-wrap { position: static; }
  .notif-menu { position: fixed !important; left: 10px !important; right: 10px !important; top: 64px !important; width: auto !important; max-width: none !important; max-height: calc(100vh - var(--m-bar-h) - 100px); }
  .notif-item { padding: 14px; }
  #panel-logout { padding: 8px 12px; min-height: 40px; font-size: 13px; }

  /* ---- Panel gezinmesi: üst sekmeler yerine alt çubuk + menü ---- */
  .panel-tabs { display: none; }
  .container.panel-body { padding: 16px 14px calc(var(--m-bar-h) + var(--m-safe) + 28px); }
  .panel-section h2 { font-size: 21px; margin-bottom: 8px; }
  .panel-section .section-desc, .muted-p { font-size: 13.5px; }

  .m-nav { display: flex; position: fixed; left: 0; right: 0; bottom: 0; z-index: 90; background: #fff; border-top: 1px solid var(--border); box-shadow: 0 -4px 18px rgba(20,41,66,.10); padding-bottom: var(--m-safe); }
  .m-nav button { flex: 1; min-width: 0; height: var(--m-bar-h); background: none; border: 0; border-top: 3px solid transparent; display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 2px; color: var(--muted); font-size: 11px; font-weight: 600; cursor: pointer; position: relative; padding: 0 2px; }
  .m-nav button .ic { font-size: 20px; line-height: 1; }
  .m-nav button .lb { max-width: 100%; overflow: hidden; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; line-height: 1.15; text-align: center; font-size: 10.5px; }
  .m-nav button.active { color: var(--navy); border-top-color: var(--gold); }
  .m-nav .m-dot { position: absolute; top: 8px; right: calc(50% - 20px); width: 9px; height: 9px; border-radius: 50%; background: #c0392b; border: 2px solid #fff; box-sizing: content-box; }

  .m-sheet-back { display: block; position: fixed; inset: 0; z-index: 100; background: rgba(15,30,50,.5); opacity: 0; pointer-events: none; transition: opacity .2s; }
  .m-sheet-back.open { opacity: 1; pointer-events: auto; }
  .m-sheet { display: block; position: fixed; left: 0; right: 0; bottom: 0; z-index: 101; background: #fff; border-radius: 20px 20px 0 0; max-height: 82vh; overflow-y: auto; transform: translateY(105%); transition: transform .25s ease; padding: 8px 14px calc(18px + var(--m-safe)); box-shadow: 0 -10px 40px rgba(0,0,0,.25); }
  .m-sheet.open { transform: translateY(0); }
  .m-sheet-grip { width: 42px; height: 5px; border-radius: 3px; background: #d3dae4; margin: 4px auto 12px; }
  .m-sheet-title { font-weight: 800; color: var(--navy); font-size: 17px; margin: 0 2px 10px; }
  .m-sheet-group { margin: 14px 2px 8px; font-size: 12px; font-weight: 800; letter-spacing: .05em; text-transform: uppercase; color: var(--muted); }
  .m-sheet-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 10px; }
  .m-sheet-grid button { display: flex; align-items: center; gap: 10px; min-height: 54px; padding: 10px 12px; border: 1px solid var(--border); border-radius: 12px; background: var(--navy-faint); color: var(--navy); font-size: 14px; font-weight: 600; text-align: left; cursor: pointer; }
  .m-sheet-grid button.active { background: #fff4c2; border-color: var(--gold); }
  .m-sheet-grid .ic { font-size: 22px; flex: none; }
  .m-sheet-grid .count-pill { margin-left: auto; }

  /* ---- Tablolar: kart listesi (ızgara ve çizelgeler kaydırılabilir kalır) ---- */
  .table-wrap { overflow: visible; }
  table.data-table:not(.bl-matrix):not(.keep-table), table.data-table:not(.bl-matrix):not(.keep-table) tbody { display: block; width: 100%; box-shadow: none; background: transparent; }
  table.data-table:not(.bl-matrix):not(.keep-table) thead { display: none; }
  table.data-table:not(.bl-matrix):not(.keep-table) tbody tr { display: block; margin: 0 0 12px; background: #fff; border: 1px solid var(--border); border-radius: 14px; padding: 4px 14px; box-shadow: 0 1px 4px rgba(20,41,66,.06); }
  table.data-table:not(.bl-matrix):not(.keep-table) tbody tr.clickable:active { background: #f8eef5; }
  table.data-table:not(.bl-matrix):not(.keep-table) td { display: block; position: relative; padding: 9px 0 9px 42%; min-height: 20px; border-bottom: 1px solid #eef1f5; font-size: 14px; text-align: left; word-break: break-word; }
  table.data-table:not(.bl-matrix):not(.keep-table) td:last-child { border-bottom: 0; }
  table.data-table:not(.bl-matrix):not(.keep-table) td::before { content: attr(data-label); position: absolute; left: 0; top: 10px; width: 38%; font-size: 11.5px; font-weight: 700; color: var(--muted); text-transform: uppercase; letter-spacing: .03em; }
  table.data-table:not(.bl-matrix):not(.keep-table) td[data-label=""], table.data-table:not(.bl-matrix):not(.keep-table) td:not([data-label]), table.data-table:not(.bl-matrix):not(.keep-table) td[colspan] { padding-left: 0; }
  table.data-table:not(.bl-matrix):not(.keep-table) td[data-label=""]::before, table.data-table:not(.bl-matrix):not(.keep-table) td:not([data-label])::before, table.data-table:not(.bl-matrix):not(.keep-table) td[colspan]::before { display: none; }
  /* kartın ilk hücresi başlık gibi: etiketsiz, kalın */
  table.data-table:not(.bl-matrix):not(.keep-table) td:first-child:not([colspan]) { padding: 12px 0 10px; font-size: 15.5px; font-weight: 700; color: var(--navy); border-bottom: 1px solid var(--border); }
  table.data-table:not(.bl-matrix):not(.keep-table) td:first-child:not([colspan])::before { display: none; }
  table.data-table:not(.bl-matrix):not(.keep-table) td { padding-top: 7px; padding-bottom: 7px; }
  table.data-table:not(.bl-matrix):not(.keep-table) td .btn { margin: 2px 4px 2px 0; }
  table.data-table:not(.bl-matrix):not(.keep-table) td select, table.data-table:not(.bl-matrix):not(.keep-table) td input[type=time] { width: 100%; max-width: none; }
  #admins-body .act-cell { text-align: left; white-space: normal; }
  .bl-cell label, .nt-box label { white-space: normal; }
  input[type=checkbox], input[type=radio] { width: 20px; height: 20px; flex: none; }
  select.grp-sel { width: 84px; }
  .bl-matrix { font-size: 12.5px; }
  .table-wrap:has(.bl-matrix) { overflow-x: auto; }

  .week-nav { justify-content: center; width: 100%; margin: 8px 0; }
  .week-nav .btn { flex: 1 1 40%; }

  /* Haftalık ızgaralar: yatay kaydırma */
  .sched-wrap { overflow-x: auto; -webkit-overflow-scrolling: touch; margin: 0 -14px; padding: 0 14px; }
  table.sched-table { min-width: 760px; }
  .week-grid { margin: 0 -14px; padding: 0 14px; overflow-x: auto; }

  /* ---- Alt sekmeler (öğrenci kartı vb.) ---- */
  .sub-tabs { flex-wrap: nowrap; overflow-x: auto; -webkit-overflow-scrolling: touch; scrollbar-width: none; margin: 0 -14px 16px; padding: 0 14px; }
  .sub-tabs::-webkit-scrollbar { display: none; }
  .sub-tabs button { white-space: nowrap; flex: none; padding: 12px 14px; }
  .detail-top { gap: 10px; }
  .detail-top h2 { font-size: 19px; }
  .name-cell { gap: 10px; }
  .info-toolbar { justify-content: stretch; }
  .info-toolbar .btn { width: 100%; }
  .info-toolbar .muted-inline { display: none; }

  /* ---- Pencereler: alttan açılan sayfa ---- */
  .modal-back { align-items: flex-end; padding: 0; }
  .modal, .modal-wide { max-width: 100%; width: 100%; border-radius: 20px 20px 0 0; max-height: 92vh; padding: 20px 16px calc(20px + var(--m-safe)); animation: m-up .22s ease; }
  .modal-x { width: 40px; height: 40px; margin: -8px -4px 6px 10px; }
  .modal-x::before, .modal-x::after { width: 16px; margin: -1px 0 0 -8px; }
  @keyframes m-up { from { transform: translateY(40px); opacity: .6; } to { transform: none; opacity: 1; } }

  /* ---- Grafik, rehberlik, ajanda, değerlendirme, bildirim ---- */
  .hist { height: 150px; }
  .ev-label { flex-basis: 100%; }
  .star-btn { font-size: 36px; padding: 0 3px; }
  .ev-row { gap: 6px; }
  .nt-box { flex-direction: column; }
  .nt-left { min-width: 0; }
  .exam-cds { flex-basis: 100%; } .exam-cd { flex-basis: 100%; }
  .profile-grid { grid-template-columns: 1fr; }
  #store-toast { bottom: calc(var(--m-bar-h) + var(--m-safe) + 14px) !important; }
}

/* Menü sayfası: sürükleyerek kapatma, arka sayfanın kaymasını engelleme */
@media (max-width: 768px) {
  body.m-lock { overflow: hidden; }
  .m-sheet { overscroll-behavior: contain; }
  .m-sheet-grip { box-sizing: content-box; width: 42px; height: 5px; padding: 12px 60px; margin: 0 auto; background-clip: content-box; touch-action: none; }
  .m-sheet-title { touch-action: none; }
  .m-nav .m-dot[hidden] { display: none; }
}

@media (max-width: 380px) {
  .m-sheet-grid { grid-template-columns: 1fr; }
  .m-nav button { font-size: 10px; }
}

/* Alt çubuk kaydırırken titremesin: kendi katmanına alınır (Firefox/Android adres çubuğu gizlenip açılırken sabit öğe yeniden konumlanıyordu) */
@media (max-width: 768px) {
  .m-nav, .m-sheet-back, .m-sheet { transform: translateZ(0); -webkit-transform: translateZ(0); backface-visibility: hidden; -webkit-backface-visibility: hidden; will-change: transform; }
  .m-sheet:not(.open) { transform: translate3d(0, 105%, 0); }
  .m-sheet.open { transform: translate3d(0, 0, 0); }
  .m-nav { contain: layout paint; }
}

/* Uygulama kabuğu (yalnızca paneller, telefon): sayfa kaymaz, .panel-body kayar, alt çubuk akışta en altta durur */
@media (max-width: 768px) {
  html.m-shell, body.m-shell { height: 100%; overflow: hidden; }
  body.m-shell { position: fixed; top: 0; left: 0; right: 0; bottom: 0; display: flex; flex-direction: column; width: 100%; margin: 0; }
  body.m-shell .panel-header { position: static; flex: none; }
  body.m-shell .container.panel-body { flex: 1 1 auto; min-height: 0; width: 100%; max-width: none; margin: 0; padding: 16px 14px 24px; overflow-x: hidden; overflow-y: auto; -webkit-overflow-scrolling: touch; overscroll-behavior: contain; }
  body.m-shell .m-nav { position: relative; left: auto; right: auto; bottom: auto; flex: none; transform: none; will-change: auto; contain: none; }
  body.m-shell .panel-footer { margin: 18px 0 0; padding: 12px 0 4px; }
  body.m-shell #store-toast { bottom: calc(var(--m-bar-h) + 14px) !important; }
}

@media (max-width: 768px) {
  .table-wrap:has(.keep-table) { overflow-x: auto; }
}

/* Mobil cilası: üst çubuk sığsın, uzun açıklamalar katlansın, süzgeçler iki sütunda */
@media (max-width: 768px) {
  .panel-header .inner { gap: 6px; }
  .notif-btn { padding: 6px 9px; min-height: 38px; }
  #panel-logout { white-space: nowrap; }
  .m-clamp > .m-ci { display: -webkit-box; -webkit-line-clamp: 3; -webkit-box-orient: vertical; overflow: hidden; }
  .m-clamp.open > .m-ci { display: block; -webkit-line-clamp: unset; overflow: visible; }
  .m-more { display: block; background: none; border: 0; padding: 2px 0 12px; margin: -4px 0 0; color: var(--navy); font: 700 13px/1.2 inherit; font-family: inherit; cursor: pointer; text-align: left; min-height: 32px; }
  .form-inline.m-filters { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); column-gap: 10px; }
  .form-inline.m-filters .form-row { min-width: 0; margin-bottom: 8px; }
  .form-inline.m-filters .form-row:has(input:not([type=checkbox]):not([type=radio]):not([type=date]):not([type=number]), textarea) { grid-column: 1 / -1; }
  .form-inline.m-filters .form-row > label { font-size: 12.5px; }
}
@media (max-width: 430px) {
  #panel-logout { font-size: 0; padding: 0; width: 40px; min-width: 40px; display: inline-flex; align-items: center; justify-content: center; }
  #panel-logout::before { content: ""; width: 20px; height: 20px; background: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23fff' stroke-width='2.2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M12 3v9'/%3E%3Cpath d='M6.3 6.8a8 8 0 1 0 11.4 0'/%3E%3C/svg%3E") center / contain no-repeat; }
}