/* =====================================================
   SeCScop Admin Panel — Shared Styles
   Light theme, clean & professional
   ===================================================== */

@import url("https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&family=JetBrains+Mono:wght@400;600&display=swap");

/* ─── TOKENS ─────────────────────────────────────────── */
:root {
  --bg:        #f0f2f8;
  --bg-card:   #ffffff;
  --bg-side:   #0f1120;
  --bg-2:      #e8eaf4;

  --text:      #12111e;
  --text-2:    #5a5672;
  --text-3:    #9b98b0;
  --text-inv:  #f0edf2;

  --red:       #c73050;
  --red-light: rgba(199, 48, 80, 0.1);
  --blue:      #3a5dbf;
  --blue-light:rgba(58, 93, 191, 0.1);
  --green:     #1a9e6e;
  --green-light:rgba(26, 158, 110, 0.1);
  --orange:    #d06820;
  --orange-light:rgba(208, 104, 32, 0.1);

  --border:    rgba(0, 0, 0, 0.08);
  --border-2:  rgba(0, 0, 0, 0.14);
  --shadow-sm: 0 2px 8px rgba(0,0,0,0.06);
  --shadow:    0 8px 32px rgba(0,0,0,0.1);
  --shadow-lg: 0 20px 60px rgba(0,0,0,0.14);

  --font:      "Inter", system-ui, sans-serif;
  --mono:      "JetBrains Mono", monospace;
  --radius:    12px;
  --radius-sm: 8px;
  --transition: 0.2s ease;
}

/* ─── RESET ──────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  min-height: 100vh;
}
a { color: inherit; text-decoration: none; }
ul { list-style: none; }
button { font-family: inherit; cursor: pointer; }
input, select, textarea { font-family: inherit; min-width: 0; max-width: 100%; }
/* Uzun, boşluksuz içerik kartları veya ekranı genişletmesin. */
body { overflow-wrap: anywhere; }
:where(.main, .main-content, .page, .field, .card, .card-body,
       .modal, .modal-body, .table-wrap, .lesson-editor) {
  min-width: 0;
  max-width: 100%;
}
:where(.page, .card-body, .modal-body, .lesson-editor) > * { min-width: 0; }
textarea {
  width: 100%;
  white-space: pre-wrap;
  overflow-wrap: anywhere;
  resize: vertical;
  line-height: 1.5;
  padding: 10px 13px;
  border: 1.5px solid var(--border-2);
  border-radius: var(--radius-sm);
  background: var(--bg);
  color: var(--text);
  font-size: .92rem;
}
textarea:focus { outline: 2px solid var(--red); outline-offset: 1px; }
textarea::placeholder { color: var(--text-3); }
/* Destekleyen tarayıcılarda içerikle birlikte dikey olarak büyür. */
@supports (field-sizing: content) {
  textarea { field-sizing: content; max-height: 50vh; overflow-y: auto; }
}
.exam-opt textarea, .exam-opt-row textarea { min-height: 64px; }
.exam-opt input[type="radio"], .exam-opt-row input[type="radio"] { flex-shrink: 0; }


/* ─── SCROLLBAR ──────────────────────────────────────── */
::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: var(--bg-2); }
::-webkit-scrollbar-thumb { background: #c8c6d8; border-radius: 99px; }

/* ─── BUTTONS ────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.88rem;
  font-weight: 600;
  padding: 10px 18px;
  border-radius: var(--radius-sm);
  border: 1px solid transparent;
  transition: transform var(--transition), box-shadow var(--transition),
              background var(--transition), opacity var(--transition);
  white-space: nowrap;
}
.btn:hover { transform: translateY(-1px); }
.btn:active { transform: translateY(0); }

.btn-primary {
  background: var(--red);
  color: #fff;
  box-shadow: 0 4px 14px rgba(199, 48, 80, 0.3);
}
.btn-primary:hover { box-shadow: 0 6px 20px rgba(199, 48, 80, 0.42); }

.btn-ghost {
  color: var(--text-2);
  background: transparent;
  border-color: var(--border-2);
}
.btn-ghost:hover { background: var(--bg-2); color: var(--text); }

.btn-danger {
  color: var(--red);
  background: var(--red-light);
  border-color: rgba(199,48,80,0.2);
}
.btn-danger:hover { background: rgba(199,48,80,0.18); }

.btn-success {
  background: var(--green);
  color: #fff;
  box-shadow: 0 4px 14px rgba(26,158,110,0.25);
}

.btn-sm {
  font-size: 0.8rem;
  padding: 6px 12px;
  border-radius: 7px;
}

.btn-icon {
  width: 34px;
  height: 34px;
  padding: 0;
  border-radius: var(--radius-sm);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
}

/* ─── FORM FIELDS ────────────────────────────────────── */
.field {
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.field label {
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--text-2);
  letter-spacing: 0.02em;
}
.field input,
.field select,
.field textarea {
  background: var(--bg);
  border: 1.5px solid var(--border-2);
  border-radius: var(--radius-sm);
  padding: 10px 13px;
  font-size: 0.92rem;
  color: var(--text);
  transition: border-color var(--transition), box-shadow var(--transition);
  outline: none;
}
.field input:focus,
.field select:focus,
.field textarea:focus {
  border-color: var(--red);
  box-shadow: 0 0 0 3px rgba(199, 48, 80, 0.1);
}
.field input::placeholder { color: var(--text-3); }
.field textarea { resize: vertical; min-height: 90px; }

/* ─── BADGE ──────────────────────────────────────────── */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  font-size: 0.75rem;
  font-weight: 600;
  padding: 3px 10px;
  border-radius: 99px;
}
.badge-green  { color: var(--green);  background: var(--green-light); }
.badge-red    { color: var(--red);    background: var(--red-light); }
.badge-blue   { color: var(--blue);   background: var(--blue-light); }
.badge-orange { color: var(--orange); background: var(--orange-light); }
.badge-gray   { color: var(--text-2); background: var(--bg-2); }

/* ─── CARD ───────────────────────────────────────────── */
.card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
}
.card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 20px 14px;
  border-bottom: 1px solid var(--border);
}
.card-header h3 {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--text);
}
.card-body { padding: 20px; }

/* ─── TABLE ──────────────────────────────────────────── */
.table-wrap { overflow-x: auto; }
table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.87rem;
}
thead th {
  text-align: left;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--text-3);
  padding: 10px 14px;
  border-bottom: 1px solid var(--border);
  white-space: nowrap;
}
tbody tr {
  border-bottom: 1px solid var(--border);
  transition: background var(--transition);
}
tbody tr:last-child { border-bottom: none; }
tbody tr:hover { background: var(--bg); }
tbody td {
  padding: 12px 14px;
  color: var(--text-2);
  vertical-align: middle;
}
tbody td strong { color: var(--text); font-weight: 600; }

/* ─── AVATAR ─────────────────────────────────────────── */
.avatar {
  width: 34px;
  height: 34px;
  border-radius: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 0.78rem;
  font-weight: 700;
  color: #fff;
  flex-shrink: 0;
}
.avatar-red  { background: var(--red); }
.avatar-blue { background: var(--blue); }

/* ─── STAT CARD ──────────────────────────────────────── */
.stat-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px;
  box-shadow: var(--shadow-sm);
  display: flex;
  align-items: flex-start;
  gap: 14px;
}
.stat-icon {
  width: 42px;
  height: 42px;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  flex-shrink: 0;
}
.stat-info { flex: 1; min-width: 0; }
.stat-value {
  font-size: 1.65rem;
  font-weight: 800;
  line-height: 1.1;
  color: var(--text);
  letter-spacing: -0.02em;
}
.stat-label {
  font-size: 0.82rem;
  color: var(--text-2);
  margin-top: 3px;
}
.stat-change {
  font-size: 0.78rem;
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  gap: 3px;
}
.stat-change.up   { color: var(--green); }
.stat-change.down { color: var(--red); }

/* ─── SIDEBAR ────────────────────────────────────────── */
.sidebar {
  width: 240px;
  flex-shrink: 0;
  background: var(--bg-side);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  position: fixed;
  top: 0;
  left: 0;
  bottom: 0;
  z-index: 50;
  transition: transform var(--transition);
}
.sidebar-brand {
  padding: 22px 20px 18px;
  border-bottom: 1px solid rgba(255,255,255,0.07);
  display: flex;
  align-items: center;
  gap: 10px;
}
.sidebar-brand .logo-text {
  font-weight: 800;
  font-size: 1.05rem;
  color: #f0edf2;
  font-family: var(--mono);
  letter-spacing: 0.06em;
}
.sidebar-brand .logo-text span { color: var(--red); }
.sidebar-role {
  font-size: 0.7rem;
  background: rgba(199,48,80,0.2);
  color: #f0a0b0;
  border-radius: 99px;
  padding: 2px 9px;
  font-weight: 600;
  font-family: var(--mono);
}
.sidebar-nav {
  flex: 1;
  padding: 12px 10px;
  display: flex;
  flex-direction: column;
  gap: 2px;
  overflow-y: auto;
}
.nav-section-title {
  font-size: 0.68rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: rgba(255,255,255,0.25);
  padding: 10px 10px 5px;
}
.nav-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 9px 12px;
  border-radius: var(--radius-sm);
  color: rgba(255,255,255,0.55);
  font-size: 0.88rem;
  font-weight: 500;
  transition: background var(--transition), color var(--transition);
  cursor: pointer;
}
.nav-item:hover {
  background: rgba(255,255,255,0.07);
  color: rgba(255,255,255,0.85);
}
.nav-item.active {
  background: rgba(199,48,80,0.18);
  color: #f9c0cc;
}
.nav-item.active .nav-icon { color: var(--red); }
.nav-icon {
  font-size: 1rem;
  width: 20px;
  text-align: center;
  flex-shrink: 0;
}
.sidebar-footer {
  padding: 12px 10px 16px;
  border-top: 1px solid rgba(255,255,255,0.07);
}

/* ─── Sidebar Activity Feed ───────────────────────────── */
.sidebar-activity {
  margin: 10px 10px 0;
  border: 1px solid rgba(255,255,255,0.07);
  border-radius: 14px;
  background: rgba(0,0,0,0.06);
  padding: 10px 10px 12px;
}
.sidebar-activity-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  font-weight: 900;
  color: var(--text);
  font-size: 0.85rem;
  text-decoration: none;
  cursor: pointer;
}
.sidebar-activity-list {
  margin-top: 8px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.sidebar-activity-item {
  border: 1px solid rgba(255,255,255,0.07);
  background: var(--bg);
  border-radius: 12px;
  padding: 8px 9px;
}
.sidebar-activity-line1 {
  font-size: 0.8rem;
  font-weight: 800;
  color: var(--text);
  line-height: 1.2;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.sidebar-activity-meta {
  margin-top: 4px;
  font-size: 0.7rem;
  color: var(--text-3);
  font-family: var(--mono);
}
.sidebar-activity-empty {
  margin-top: 8px;
  font-size: 0.78rem;
  color: var(--text-3);
}

/* Only-icon activity feed */
.sidebar-activity-icon {
  margin: 10px 10px 0;
}
.sidebar-activity-icon-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  width: 100%;
  padding: 10px 10px;
  border-radius: 12px;
  border: 1px solid rgba(255,255,255,0.07);
  background: rgba(0,0,0,0.06);
  text-decoration: none;
  color: var(--text);
  cursor: pointer;
  transition: background .15s ease, border-color .15s ease;
}
.sidebar-activity-icon-link:hover {
  background: rgba(255,255,255,0.06);
  border-color: var(--border-2);
}
.sidebar-activity-icon-link .nav-icon {
  font-size: 1rem;
}

/* ─── TOPBAR ─────────────────────────────────────────── */
.topbar {
  height: 62px;
  background: var(--bg-card);
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 24px;
  position: sticky;
  top: 0;
  z-index: 40;
  box-shadow: var(--shadow-sm);
}
.topbar-left {
  display: flex;
  align-items: center;
  gap: 12px;
}
.topbar-title {
  font-size: 1rem;
  font-weight: 700;
  color: var(--text);
}
.topbar-sub {
  font-size: 0.8rem;
  color: var(--text-3);
}
.topbar-right {
  display: flex;
  align-items: center;
  gap: 10px;
}
.topbar-avatar {
  display: flex;
  align-items: center;
  gap: 9px;
  padding: 5px 10px 5px 5px;
  border: 1px solid var(--border);
  border-radius: 99px;
  background: var(--bg);
  cursor: pointer;
  transition: border-color var(--transition);
}
.topbar-avatar:hover { border-color: var(--border-2); }
.topbar-avatar-name {
  font-size: 0.84rem;
  font-weight: 600;
  color: var(--text);
}

/* ─── LAYOUT ─────────────────────────────────────────── */
.admin-layout {
  display: flex;
  min-height: 100vh;
}
.admin-main {
  min-width: 0;
  flex: 1;
  margin-left: 240px;
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}
.page {
  padding: 28px 24px;
  display: flex;
  flex-direction: column;
  gap: 22px;
  flex: 1;
}
.page-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}
.page-title {
  font-size: 1.4rem;
  font-weight: 800;
  color: var(--text);
  line-height: 1.2;
  letter-spacing: -0.01em;
}
.page-sub {
  font-size: 0.88rem;
  color: var(--text-2);
  margin-top: 4px;
}

/* ─── GRID LAYOUTS ───────────────────────────────────── */
.grid-4 { display: grid; grid-template-columns: repeat(4,1fr); gap: 16px; }
.grid-3 { display: grid; grid-template-columns: repeat(3,1fr); gap: 16px; }
.grid-2 { display: grid; grid-template-columns: repeat(2,1fr); gap: 16px; }

/* ─── PROGRESS BAR ───────────────────────────────────── */
.progress-bar {
  height: 6px;
  background: var(--bg-2);
  border-radius: 99px;
  overflow: hidden;
}
.progress-fill {
  height: 100%;
  border-radius: 99px;
  background: linear-gradient(90deg, var(--red), #e05080);
  transition: width 0.6s ease;
}

/* ─── SHARED PAGE COMPONENTS ─────────────────────────── */
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  width: 34px;
  height: 34px;
  align-items: center;
  justify-content: center;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  cursor: pointer;
  flex-shrink: 0;
}
.hamburger span {
  display: block;
  width: 18px;
  height: 2px;
  background: var(--text-2);
  border-radius: 2px;
}

.sidebar-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.4);
  z-index: 45;
}

.search-box { position: relative; width: 220px; }
.search-box input {
  width: 100%;
  background: var(--bg);
  border: 1px solid var(--border-2);
  border-radius: var(--radius-sm);
  padding: 7px 10px 7px 33px;
  font-size: 0.84rem;
  color: var(--text);
  outline: none;
  transition: border-color 0.2s, box-shadow 0.2s;
}
.search-box input:focus { border-color: var(--red); box-shadow: 0 0 0 3px rgba(199,48,80,.1); }
.search-box input::placeholder { color: var(--text-3); }
.search-icon { position:absolute;left:10px;top:50%;transform:translateY(-50%);color:var(--text-3);font-size:.9rem;pointer-events:none; }

/* ── Modal ────────────────────────────────────────────── */
.modal-overlay {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 100;
  background: rgba(0,0,0,.5);
  backdrop-filter: blur(2px);
  align-items: center;
  justify-content: center;
  padding: 20px;
}
.modal-overlay.open { display: flex; }
.modal {
  background: var(--bg-card);
  border-radius: 14px;
  box-shadow: 0 24px 80px rgba(0,0,0,.2);
  width: 100%;
  max-width: 480px;
  animation: modalIn .2s ease;
}
@keyframes modalIn {
  from { opacity:0; transform:translateY(-12px) scale(.98); }
  to   { opacity:1; transform:translateY(0) scale(1); }
}
.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 22px 16px;
  border-bottom: 1px solid var(--border);
}
.modal-header h3 { font-size: 1.05rem; font-weight: 700; color: var(--text); }
.modal-close {
  width: 30px;
  height: 30px;
  border: none;
  background: var(--bg-2);
  border-radius: 7px;
  cursor: pointer;
  font-size: 1rem;
  color: var(--text-2);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background .15s;
}
.modal-close:hover { background: var(--red-light); color: var(--red); }
.modal-body { padding: 20px 22px; display: flex; flex-direction: column; gap: 14px; }
.modal-footer {
  display: flex;
  gap: 8px;
  justify-content: flex-end;
  padding: 14px 22px 20px;
  border-top: 1px solid var(--border);
}

/* ── Drawer ───────────────────────────────────────────── */
.drawer-overlay {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 90;
  background: rgba(0,0,0,.4);
}
.drawer-overlay.open { display: block; }
.drawer {
  position: fixed;
  top: 0;
  right: -500px;
  bottom: 0;
  width: 460px;
  background: var(--bg-card);
  box-shadow: -8px 0 40px rgba(0,0,0,.15);
  z-index: 91;
  overflow-y: auto;
  transition: right .3s cubic-bezier(.4,0,.2,1);
  display: flex;
  flex-direction: column;
}
.drawer.open { right: 0; }
.drawer-header {
  padding: 20px 22px;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  gap: 14px;
  position: sticky;
  top: 0;
  background: var(--bg-card);
  z-index: 1;
}
.drawer-close {
  margin-left: auto;
  width: 32px;
  height: 32px;
  border: none;
  background: var(--bg-2);
  border-radius: 8px;
  cursor: pointer;
  font-size: 1.1rem;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-2);
  transition: background .15s;
}
.drawer-close:hover { background: var(--red-light); color: var(--red); }
.drawer-body { padding: 22px; flex: 1; display: flex; flex-direction: column; gap: 20px; }
.drawer-section-title {
  font-size: .75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .08em;
  color: var(--text-3);
  margin-bottom: 8px;
}

/* ── Quick actions ────────────────────────────────────── */
.quick-action {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  padding: 18px 12px;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  cursor: pointer;
  transition: border-color .2s, background .2s, transform .2s;
  font-size: .82rem;
  font-weight: 600;
  color: var(--text-2);
  text-align: center;
  text-decoration: none;
}
.quick-action:hover { border-color: var(--red); background: var(--red-light); color: var(--red); transform: translateY(-2px); }
.quick-action .qa-icon { font-size: 1.5rem; }

/* ── Notice bar ───────────────────────────────────────── */
.notice-bar {
  background: linear-gradient(90deg,rgba(58,93,191,.08),rgba(199,48,80,.08));
  border: 1px solid rgba(58,93,191,.18);
  border-radius: var(--radius-sm);
  padding: 10px 15px;
  font-size: .84rem;
  color: var(--text-2);
  display: flex;
  align-items: center;
  gap: 10px;
}
.notice-bar strong { color: var(--text); }

/* ── Empty state ──────────────────────────────────────── */
.empty-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 48px 24px;
  gap: 12px;
  color: var(--text-3);
}
.empty-state .empty-icon { font-size: 2.4rem; opacity: .5; }
.empty-state p { font-size: .88rem; text-align: center; max-width: 28ch; line-height: 1.6; }

/* ── Filter tabs ──────────────────────────────────────── */
.filter-tabs { display: flex; gap: 4px; }
.filter-tab {
  padding: 6px 14px;
  border-radius: 99px;
  font-size: .8rem;
  font-weight: 600;
  cursor: pointer;
  border: 1px solid var(--border);
  background: transparent;
  color: var(--text-2);
  transition: background .15s, color .15s, border-color .15s;
}
.filter-tab.active { background: var(--red); color: #fff; border-color: var(--red); }
.filter-tab:not(.active):hover { background: var(--bg-2); color: var(--text); }

/* ── Two-col ──────────────────────────────────────────── */
.two-col { display: flex; gap: 20px; align-items: flex-start; }
.col-main { flex: 1; min-width: 0; display: flex; flex-direction: column; gap: 20px; }
.col-side { width: 300px; flex-shrink: 0; display: flex; flex-direction: column; gap: 16px; }
@media (max-width: 1100px) { .col-side { width: 260px; } }
@media (max-width: 920px)  { .two-col { flex-direction: column; } .col-side { width: 100%; } }

/* ── Leaderboard ──────────────────────────────────────── */
.lb-row { display:flex; align-items:center; gap:12px; padding:11px 0; border-bottom:1px solid var(--border); }
.lb-row:last-child { border-bottom:none; }
.lb-rank { font-family:var(--mono); font-size:.85rem; font-weight:700; color:var(--text-3); width:28px; text-align:center; flex-shrink:0; }
.lb-name { flex:1; font-size:.88rem; font-weight:500; color:var(--text); }
.lb-pts  { font-family:var(--mono); font-size:.85rem; font-weight:700; color:var(--text-2); }
.lb-row.is-me .lb-name { color:var(--red); font-weight:700; }

/* ── Activity / announcement feed ────────────────────── */
.activity-feed { display:flex; flex-direction:column; }
.activity-item { display:flex; gap:12px; padding:12px 0; border-bottom:1px solid var(--border); }
.activity-item:last-child { border-bottom:none; padding-bottom:0; }
.activity-dot { width:8px; height:8px; border-radius:50%; margin-top:6px; flex-shrink:0; }

/* ── Module row ───────────────────────────────────────── */
.module-row { display:flex; align-items:center; gap:12px; padding:12px 0; border-bottom:1px solid var(--border); }
.module-row:last-child { border-bottom:none; }
.module-num { width:30px; height:30px; border-radius:50%; background:var(--bg-2); color:var(--text-2); font-size:.75rem; font-weight:700; display:flex; align-items:center; justify-content:center; flex-shrink:0; font-family:var(--mono); }
.module-name { flex:1; font-size:.88rem; font-weight:500; color:var(--text); }
.module-count { font-size:.78rem; color:var(--text-3); }

/* ── Students page ───────────────────────────────────── */
.student-info { display: flex; align-items: center; gap: 10px; }

/* ── Student detail drawer (admin-students) ───────────── */
.drawer.student-drawer {
  width: min(440px, 100vw) !important;
  max-height: 100vh;
  overflow: hidden !important;
  display: flex !important;
  flex-direction: column;
  right: -480px;
}
.drawer.student-drawer.open { right: 0; }
.student-drawer .drawer-header {
  flex-shrink: 0;
  padding: 18px 20px;
  background: linear-gradient(135deg, rgba(199, 48, 80, 0.06) 0%, rgba(58, 93, 191, 0.05) 100%);
  border-bottom: 1px solid var(--border);
  align-items: flex-start;
}
.student-drawer .drawer-header .avatar {
  width: 52px !important;
  height: 52px !important;
  font-size: 1.05rem !important;
  border-radius: 14px;
  box-shadow: 0 4px 14px rgba(0, 0, 0, 0.08);
}
.student-drawer-head-text { min-width: 0; flex: 1; }
.student-drawer-kicker {
  font-size: 0.68rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-3);
  margin-bottom: 4px;
}
.student-drawer-title {
  font-weight: 800;
  font-size: 1.12rem;
  color: var(--text);
  line-height: 1.25;
  word-break: break-word;
}
.student-drawer-email {
  font-size: 0.82rem;
  color: var(--text-2);
  margin-top: 6px;
  word-break: break-all;
}
.student-drawer-scroll {
  flex: 1 1 auto;
  min-height: 0;
  overflow-y: auto;
  padding: 16px 18px 8px;
  -webkit-overflow-scrolling: touch;
}
.drawer-stat-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 10px;
  margin-bottom: 18px;
}
@media (min-width: 400px) {
  .drawer-stat-grid { grid-template-columns: repeat(4, 1fr); }
}
.drawer-stat-pill {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 12px 10px;
  text-align: center;
}
.drawer-stat-pill .ico { font-size: 1.1rem; margin-bottom: 4px; }
.drawer-stat-pill .lbl {
  font-size: 0.65rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--text-3);
  margin-bottom: 4px;
}
.drawer-stat-pill .val {
  font-size: 1.05rem;
  font-weight: 800;
  font-family: var(--mono);
  color: var(--text);
  line-height: 1.2;
}
.drawer-stat-pill .sub {
  font-size: 0.68rem;
  color: var(--text-3);
  margin-top: 2px;
}
.student-drawer-section { margin-bottom: 18px; }
.student-drawer-section .drawer-section-title {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 10px;
  padding-bottom: 6px;
  border-bottom: 1px solid var(--border);
}
.detail-module-row {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 12px;
  margin-bottom: 6px;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 10px;
}
.detail-module-row:last-child { margin-bottom: 0; }
.student-drawer .ctf-row {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px 12px;
  margin-bottom: 6px;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 10px;
}
.student-drawer .ctf-row:last-child { margin-bottom: 0; }
.student-drawer-card {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 14px 16px;
  margin-bottom: 16px;
}
.student-drawer-card h4 {
  font-size: 0.72rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--text-3);
  margin: 0 0 10px;
}
.student-drawer-footer {
  flex-shrink: 0;
  padding: 14px 18px calc(14px + env(safe-area-inset-bottom));
  border-top: 1px solid var(--border);
  background: linear-gradient(180deg, var(--bg-card) 0%, var(--bg) 100%);
  box-shadow: 0 -6px 20px rgba(0, 0, 0, 0.05);
}
.student-drawer-quick {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 10px;
}

/* ─── RESPONSIVE ─────────────────────────────────────── */
@media (max-width: 900px) {
  .hamburger { display: flex; }
  .sidebar { transform: translateX(-100%); }
  .sidebar.open { transform: translateX(0); }
  .sidebar-overlay.visible { display: block; }
  .admin-main { margin-left: 0; }
  .grid-4 { grid-template-columns: repeat(2,1fr); }
  .grid-3 { grid-template-columns: 1fr 1fr; }
  .grid-2 { grid-template-columns: 1fr; }
  .search-box { width: 160px; }
  .drawer { width: 100%; right: -100%; }
  .drawer.student-drawer { right: -100%; }
}
@media (max-width: 520px) {
  .grid-4 { grid-template-columns: 1fr 1fr; }
  .grid-3 { grid-template-columns: 1fr; }
  .page { padding: 16px; }
  .topbar { padding: 0 14px; }
  .search-box { display: none; }
}

/* ─── DARK THEME ─────────────────────────────────────── */
[data-theme="dark"] {
  --bg:        #0c0d12;
  --bg-card:   #14151c;
  --bg-side:   #08090e;
  --bg-2:      #1a1b24;

  --text:      #eceaf0;
  --text-2:    #a8a4b8;
  --text-3:    #6e6a82;
  --text-inv:  #f0edf2;

  --red-light: rgba(199, 48, 80, 0.18);
  --blue-light:rgba(58, 93, 191, 0.18);
  --green-light:rgba(26, 158, 110, 0.18);
  --orange-light:rgba(208, 104, 32, 0.18);

  --border:    rgba(255, 255, 255, 0.08);
  --border-2:  rgba(255, 255, 255, 0.14);
  --shadow-sm: 0 2px 8px rgba(0,0,0,0.35);
  --shadow:    0 8px 32px rgba(0,0,0,0.45);
  --shadow-lg: 0 20px 60px rgba(0,0,0,0.5);
}

[data-theme="dark"] ::-webkit-scrollbar-track { background: var(--bg-2); }
[data-theme="dark"] ::-webkit-scrollbar-thumb { background: #4a4658; }

/* Tema / dil (navbar) */
.topbar-app-controls { display: flex; align-items: center; gap: 8px; flex-shrink: 0; }
.app-controls {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 6px;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: var(--bg-card);
}
.app-controls .theme-toggle-btn {
  min-width: 36px;
  padding: 6px 8px;
  font-size: 1rem;
  line-height: 1;
}
.lang-switch {
  display: inline-flex;
  border-radius: 8px;
  overflow: hidden;
  border: 1px solid var(--border-2);
}
.lang-switch .lang-btn {
  padding: 5px 10px;
  font-size: 0.72rem;
  font-weight: 700;
  font-family: var(--mono);
  border: none;
  background: transparent;
  color: var(--text-3);
  cursor: pointer;
  transition: background 0.15s, color 0.15s;
}
.lang-switch .lang-btn:hover { color: var(--text); background: var(--bg-2); }
.lang-switch .lang-btn.active {
  background: var(--red);
  color: #fff;
}

/* ── Sort carets (admin tables) ───────────────────────── */
.sortable-th { cursor: pointer; user-select: none; }
.sortable-th.sort-active .sort-caret { color: var(--red); }
.sort-caret {
  margin-left: 8px;
  font-family: var(--mono);
  font-weight: 900;
  font-size: 0.85rem;
  color: var(--text-3);
}

/* Editor workspaces and readable previews */
[hidden] { display: none !important; }
.editor-status { display:flex; align-items:center; flex-wrap:wrap; gap:8px; font-size:.8rem; color:var(--text-2); }
.field-error { display:block; color:var(--red); font-size:.78rem; }
.field-error:empty { display:none; }
.field-counter { display:block; text-align:right; font-size:.75rem; color:var(--text-3); }
[aria-invalid="true"] { border-color:var(--red) !important; }
.editor-steps { display:flex; flex-wrap:wrap; gap:8px; border-bottom:1px solid var(--border); padding-bottom:14px; }
.editor-steps .active { color:var(--red); background:var(--red-light); }
.student-preview { overflow-wrap:anywhere; }
.preview-text { white-space:pre-wrap; margin-top:10px; }
.preview-section { margin-top:18px; border-top:1px solid var(--border); padding-top:16px; }
.preview-option { display:flex; align-items:flex-start; gap:10px; padding:8px 0; white-space:pre-wrap; }
.preview-option input { flex-shrink:0; margin-top:6px; }
.lesson-full { scroll-margin-top:90px; }
.lesson-full:focus { outline:2px solid var(--red); outline-offset:3px; }
.results-toolbar, .results-pagination { display:flex; align-items:center; flex-wrap:wrap; gap:10px; padding:14px; }
.results-toolbar input, .results-toolbar select { background:var(--bg); color:var(--text); border:1px solid var(--border-2); border-radius:8px; padding:8px 10px; }
.results-toolbar input { flex:1; }
.results-pagination { justify-content:flex-end; font-size:.8rem; }
.password-reset-export { margin-left:12px; }
.lesson-save-inner > .editor-status { flex-basis:100%; }
.exam-editor-page #examModal { display:block; position:static; padding:0; background:transparent; backdrop-filter:none; }
.exam-editor-page #examModal.modal-overlay .modal { width:100%; max-width:1100px; max-height:none; margin:0 auto; animation:none; }
.exam-editor-page #examModal .modal-body { overflow:visible; }
.exam-editor-page #examModal .modal-footer { position:sticky; bottom:0; z-index:10; background:var(--bg-card); flex-wrap:wrap; }
.exam-editor-page .page { display:block; }

@media (max-width: 600px) {
  .card-header { flex-wrap:wrap; gap:10px; }
  .modal-overlay { padding:10px; }
  .modal-body { padding:14px; }
  .modal-header, .modal-footer { padding:14px; }
  .lesson-switcher, .lesson-switcher select { width:100%; min-width:0 !important; }
  .lesson-hero > div { min-width:0 !important; }
  .file-row { flex-wrap:wrap; }
  .password-reset-export { margin-left:0; }
  .editor-steps { flex-direction:column; }
  .editor-steps .btn { justify-content:flex-start; white-space:normal; text-align:left; }
  .exam-editor-page #examModal .modal-footer .btn { white-space:normal; }
  .results-toolbar input { flex-basis:100%; width:100%; }
  .mobile-cards { display:block !important; }
  .mobile-cards, .mobile-cards tbody, .mobile-cards tr, .mobile-cards td { display:block; width:100%; }
  .mobile-cards thead { position:absolute; width:1px; height:1px; overflow:hidden; clip-path:inset(50%); }
  .mobile-cards tbody tr { padding:12px; border-bottom:1px solid var(--border); }
  .mobile-cards tbody td { display:flex; flex-wrap:wrap; align-items:baseline; justify-content:space-between; gap:8px; padding:6px 0; text-align:left !important; white-space:normal !important; }
  .mobile-cards tbody td::before { content:attr(data-label); color:var(--text-3); font-size:.75rem; font-weight:600; flex:0 0 30%; }
  .mobile-cards tbody td[data-label=""]::before { display:none; }
  .mobile-cards td > * { min-width:0; max-width:100%; }
}

@media (max-width: 600px) {
  .topbar:has(#topbarAppControls) { padding:10px 12px; height:auto; min-height:62px; gap:8px; }
  .topbar:has(#topbarAppControls) > div:not(.topbar-right) { min-width:0; flex:1; }
  .topbar:has(#topbarAppControls) .topbar-title { font-size:.85rem; line-height:1.35; }
  .topbar:has(#topbarAppControls) #topbarDate,
  .topbar:has(#topbarAppControls) .topbar-avatar-name,
  .topbar:has(#topbarAppControls) .topbar-right > button { display:none; }
  .topbar:has(#topbarAppControls) .topbar-right { flex-shrink:0; gap:6px !important; }
  .topbar:has(#topbarAppControls) .topbar-avatar { padding:4px; flex-shrink:0; }
  .topbar:has(#topbarAppControls) .hamburger { flex-shrink:0; }
}