/* English 3000 · tek tema katmanı. En son yüklenir; Bootstrap renklerini temaya bağlar.
   Kural: bir dolu buton (vurgu rengi) + bir sade buton (çerçeveli). Yeşil/kırmızı yalnızca
   doğru/yanlış anlamı taşıyan yerlerde (Biliyorum/Bilmiyorum, cevap şıkları). */
:root, [data-bs-theme="dark"] {
  --bs-body-bg: var(--el-bg, #0f172a);
  --bs-body-color: #e2e8f0;
  --bs-secondary-color: #94a3b8;
  --bs-tertiary-bg: #1e293b;
  --bs-secondary-bg: #1e293b;
  --bs-border-color: #334155;
  --bs-link-color: #38bdf8; --bs-link-color-rgb: 56,189,248;
  --bs-link-hover-color: #7dd3fc; --bs-link-hover-color-rgb: 125,211,252;
  --bs-primary: #38bdf8; --bs-primary-rgb: 56,189,248;
  --bs-info: #38bdf8; --bs-info-rgb: 56,189,248;
  --bs-focus-ring-color: rgba(56,189,248,.35);
  --e3-accent: #38bdf8; --e3-accent-hover: #7dd3fc; --e3-on-accent: #0b1220;
  --e3-line: #334155; --e3-ghost-hover: rgba(56,189,248,.10);
}
body { background: var(--bs-body-bg); color: var(--bs-body-color); }

/* ---------- Butonlar ---------- */
.btn { --bs-btn-border-radius: 12px; --bs-btn-font-weight: 600; --bs-btn-focus-box-shadow: 0 0 0 .2rem var(--bs-focus-ring-color);
  display: inline-flex; align-items: center; justify-content: center; gap: .4rem; min-height: 44px; }
.btn-sm { --bs-btn-border-radius: 10px; min-height: 36px; }
.btn-lg { --bs-btn-border-radius: 14px; min-height: 52px; }
.btn-close { min-height: 0; }

/* Dolu: ana eylem */
.btn-primary, .btn-info, .btn-success, .btn-warning {
  --bs-btn-bg: var(--e3-accent); --bs-btn-border-color: var(--e3-accent); --bs-btn-color: var(--e3-on-accent);
  --bs-btn-hover-bg: var(--e3-accent-hover); --bs-btn-hover-border-color: var(--e3-accent-hover); --bs-btn-hover-color: var(--e3-on-accent);
  --bs-btn-active-bg: #0ea5e9; --bs-btn-active-border-color: #0ea5e9; --bs-btn-active-color: var(--e3-on-accent);
  --bs-btn-disabled-bg: var(--e3-accent); --bs-btn-disabled-border-color: var(--e3-accent); --bs-btn-disabled-color: var(--e3-on-accent);
}
/* Sade: ikincil eylem */
.btn-secondary, .btn-dark, .btn-light,
.btn-outline-light, .btn-outline-secondary, .btn-outline-info, .btn-outline-primary,
.btn-outline-success, .btn-outline-warning, .btn-outline-dark {
  --bs-btn-bg: transparent; --bs-btn-border-color: var(--e3-line); --bs-btn-color: #e2e8f0;
  --bs-btn-hover-bg: var(--e3-ghost-hover); --bs-btn-hover-border-color: var(--e3-accent); --bs-btn-hover-color: #fff;
  --bs-btn-active-bg: rgba(56,189,248,.18); --bs-btn-active-border-color: var(--e3-accent); --bs-btn-active-color: #fff;
  --bs-btn-disabled-bg: transparent; --bs-btn-disabled-border-color: var(--e3-line); --bs-btn-disabled-color: #94a3b8;
}
/* Yıkıcı eylem: yalnızca çerçeve kırmızı */
.btn-danger, .btn-outline-danger {
  --bs-btn-bg: transparent; --bs-btn-border-color: rgba(239,68,68,.55); --bs-btn-color: #fca5a5;
  --bs-btn-hover-bg: rgba(239,68,68,.12); --bs-btn-hover-border-color: #ef4444; --bs-btn-hover-color: #fecaca;
  --bs-btn-active-bg: rgba(239,68,68,.2); --bs-btn-active-border-color: #ef4444; --bs-btn-active-color: #fecaca;
}
/* Hikaye "okudum" butonu da ana eylem rengini kullanır */
body .btn.rd-mark-btn { background: var(--e3-accent); color: var(--e3-on-accent); }
body .btn.rd-mark-btn:hover { background: var(--e3-accent-hover); color: var(--e3-on-accent); }
body .btn.rd-mark-btn.done { background: transparent; color: #94a3b8; border: 1px solid var(--e3-line); }

/* ---------- Gezinme çubuğu ---------- */
.navbar.bg-dark { background: #0b1220 !important; border-bottom: 1px solid #1e293b; }
.navbar .nav-link { color: #cbd5e1 !important; font-weight: 500; }
.navbar .nav-link:hover, .navbar .nav-link.active { color: #fff !important; }
.navbar .nav-link.e3-nav-main { color: var(--e3-accent) !important; font-weight: 600; }
.navbar-brand { font-weight: 700; letter-spacing: -.01em; }
.e3-pill { display: inline-block; font-size: .7rem; font-weight: 700; padding: .1rem .45rem; border-radius: 999px;
  border: 1px solid var(--e3-line); color: #cbd5e1; margin-left: .25rem; vertical-align: middle; }
.e3-pill.on { border-color: var(--e3-accent); color: var(--e3-accent); }

/* ---------- Eski (açık temalı) sayfaları koyu temaya uyarla ---------- */
.card, .list-group-item, .modal-content, .dropdown-menu { --bs-card-bg: #1e293b; --bs-list-group-bg: #1e293b; background-color: #1e293b; color: #e2e8f0; border-color: var(--e3-line); }
.bg-white, .bg-light { background-color: #1e293b !important; color: #e2e8f0 !important; }
.text-dark { color: #e2e8f0 !important; }
.table { --bs-table-bg: transparent; --bs-table-color: #e2e8f0; --bs-table-border-color: var(--e3-line); --bs-table-striped-bg: rgba(255,255,255,.03); --bs-table-hover-bg: rgba(56,189,248,.06); }
.form-control, .form-select { background-color: #0b1220; color: #e2e8f0; border-color: var(--e3-line); min-height: 44px; }
.form-control:focus, .form-select:focus { background-color: #0b1220; color: #fff; border-color: var(--e3-accent); box-shadow: 0 0 0 .2rem var(--bs-focus-ring-color); }
.form-control::placeholder { color: #64748b; }
.alert { border-radius: 12px; }

/* ---------- Mobil tarayıcı ---------- */
html, body { overflow-x: hidden; }
img, video, svg { max-width: 100%; height: auto; }
.table-responsive, table { max-width: 100%; }
@media (max-width: 576px) {
  .container, .container-fluid { padding-left: 16px; padding-right: 16px; }
  table { display: block; overflow-x: auto; -webkit-overflow-scrolling: touch; }
  .btn-group { flex-wrap: wrap; gap: 6px; }
  h1, .h1 { font-size: 1.6rem; } h2, .h2 { font-size: 1.35rem; }
  .navbar-collapse { max-height: 75vh; overflow-y: auto; }
  .navbar .nav-link { padding: .65rem .25rem; border-bottom: 1px solid #111a2e; }
}

/* study.css'teki "body.el-dark a" bağlantı rengi <a class="btn"> yazısını ezmesin */
body.el-dark a.btn { color: var(--bs-btn-color); }
body.el-dark a.btn:hover, body.el-dark a.btn:focus-visible { color: var(--bs-btn-hover-color); }
body.el-dark a.btn:active, body.el-dark a.btn.active { color: var(--bs-btn-active-color); }

/* ---------- Rozetler: tek nötr stil, seviye için tek vurgu ---------- */
body .badge { font-weight: 600; border-radius: 999px; padding: .3em .6em; }
body .badge[class*="level-"] { background: rgba(56,189,248,.14) !important; color: #7dd3fc !important; border: 1px solid rgba(56,189,248,.35); }
body .badge.text-bg-warning, body .badge.text-bg-info, body .badge.text-bg-primary, body .badge.text-bg-secondary,
body .badge.rd-source, body .badge.rd-topic, body .badge.st-min, body .badge.st-band-b {
  background: transparent !important; color: #cbd5e1 !important; border: 1px solid var(--e3-line); }
body .badge.text-bg-success { background: rgba(34,197,94,.14) !important; color: #86efac !important; border: 1px solid rgba(34,197,94,.35); }

/* ---------- Ham form alanları (Django form.as_p vb.) ---------- */
body.el-dark input:not([type=checkbox]):not([type=radio]):not([type=range]):not([type=hidden]):not([type=submit]):not([type=button]),
body.el-dark select, body.el-dark textarea {
  background-color: #0b1220; color: #e2e8f0; border: 1px solid var(--e3-line); border-radius: 10px;
  min-height: 44px; padding: .5rem .75rem; width: 100%; max-width: 420px; font-size: 16px; /* 16px: iOS Safari'de odakta yakınlaştırmayı önler */
}
body.el-dark textarea { max-width: 100%; }
body.el-dark input:focus, body.el-dark select:focus, body.el-dark textarea:focus { outline: none; border-color: var(--e3-accent); box-shadow: 0 0 0 .2rem var(--bs-focus-ring-color); }
body.el-dark form p { display: flex; flex-direction: column; gap: 6px; margin-bottom: 14px; }
body.el-dark form p label { color: #cbd5e1; font-weight: 500; }
body.el-dark .helptext, body.el-dark form ul.errorlist { font-size: .8rem; color: #94a3b8; }
body.el-dark ul.errorlist { color: #fca5a5; }

/* Üst menü: kısa etiketler, tek satır */
.navbar .nav-link { white-space: nowrap; }
.navbar .e3-nav .nav-link.active { color: #fff !important; box-shadow: inset 0 -2px 0 var(--e3-accent); }
@media (max-width: 991px) { .navbar .e3-nav .nav-link.active { box-shadow: inset 3px 0 0 var(--e3-accent); padding-left: .6rem; } }

/* Hesap formları */
.e3-field { display: flex; flex-direction: column; gap: 6px; margin-bottom: 16px; }
.e3-field label { color: #cbd5e1; font-weight: 500; }
.e3-field.has-error input { border-color: #ef4444 !important; }
.e3-err { color: #fca5a5; font-size: .85rem; }
.e3-help { color: #94a3b8; font-size: .8rem; }
.e3-rules { margin: 2px 0 0; padding-left: 1.1rem; color: #94a3b8; font-size: .8rem; }
.e3-auth { max-width: 460px; }

/* Diyalog (E3UI) */
body.e3-dlg-open { overflow: hidden; }
.e3-dlg-backdrop { position: fixed; inset: 0; z-index: 2000; display: grid; place-items: center; padding: 16px;
  background: rgba(2,6,23,.72); backdrop-filter: blur(4px); -webkit-backdrop-filter: blur(4px); opacity: 0; transition: opacity .15s; }
.e3-dlg-backdrop.show { opacity: 1; }
.e3-dlg { width: min(440px, 100%); background: #1e293b; border: 1px solid #334155; border-radius: 18px; padding: 24px 22px 18px;
  box-shadow: 0 24px 70px rgba(0,0,0,.55); transform: translateY(8px) scale(.98); transition: transform .15s; outline: none; }
.e3-dlg-backdrop.show .e3-dlg { transform: none; }
.e3-dlg-icon { width: 48px; height: 48px; border-radius: 50%; display: grid; place-items: center; font-size: 1.3rem; margin-bottom: 12px;
  background: rgba(56,189,248,.14); color: #38bdf8; }
.e3-dlg.tone-danger .e3-dlg-icon { background: rgba(239,68,68,.14); color: #f87171; }
.e3-dlg.tone-success .e3-dlg-icon { background: rgba(34,197,94,.14); color: #4ade80; }
.e3-dlg.tone-warn .e3-dlg-icon { background: rgba(251,191,36,.14); color: #fbbf24; }
.e3-dlg-title { font-size: 1.2rem; font-weight: 700; color: #fff; margin: 0 0 8px; }
.e3-dlg-body { color: #cbd5e1; line-height: 1.55; }
.e3-dlg-body p:last-child { margin-bottom: 0; }
.e3-dlg-body ul { padding-left: 1.1rem; margin: .5rem 0 0; }
.e3-dlg-actions { display: flex; justify-content: flex-end; gap: 10px; margin-top: 20px; flex-wrap: wrap; }
.e3-dlg-actions form { margin: 0; }
@media (max-width: 480px) {
  .e3-dlg-backdrop { align-items: end; padding: 0; }
  .e3-dlg { width: 100%; border-radius: 20px 20px 0 0; padding-bottom: calc(18px + env(safe-area-inset-bottom)); }
  .e3-dlg-actions { flex-direction: column-reverse; }
  .e3-dlg-actions > .btn, .e3-dlg-actions form, .e3-dlg-actions form .btn { width: 100%; }
}
/* Kısa bildirimler */
.e3-toasts { position: fixed; left: 50%; bottom: calc(84px + env(safe-area-inset-bottom)); transform: translateX(-50%); z-index: 2100;
  display: grid; gap: 8px; width: min(420px, calc(100vw - 32px)); pointer-events: none; }
.e3-toast { background: #1e293b; color: #e2e8f0; border: 1px solid #334155; border-left: 4px solid #38bdf8; border-radius: 12px;
  padding: 10px 14px; box-shadow: 0 12px 30px rgba(0,0,0,.45); opacity: 0; transform: translateY(6px); transition: all .2s; }
.e3-toast.show { opacity: 1; transform: none; }
.e3-toast.tone-success { border-left-color: #22c55e; } .e3-toast.tone-danger { border-left-color: #ef4444; }

/* XP, seviye ve XP bildirimleri yalnızca giriş yapmış kullanıcıya (ilerleme yine yerelde tutulur) */
.is-anon .xp-only { display: none !important; }