/* ═══════════════════════════════════════════════
   OxWord — style.css
   Union Jack Light Theme — British Academy Edition
═══════════════════════════════════════════════ */

/* ── VARIABLES ── */
:root {
  /* Union Jack Palette */
  --uj-red:      #CF142B;
  --uj-red2:     #E8293F;
  --uj-red-pale: #FDEDEF;
  --uj-navy:     #012169;
  --uj-navy2:    #0A3080;
  --uj-navy-pale:#EEF2FB;

  /* Surface & Background */
  --bg:          #F7F8FC;
  --bg2:         #FFFFFF;
  --bg3:         #EFF1F8;
  --surface:     #FFFFFF;

  /* Text */
  --text:        #0D1A3A;
  --text2:       #3A4A6B;
  --muted:       #8A96B0;
  --placeholder: #B0BAD0;

  /* Semantic */
  --success:     #18A85C;
  --success-bg:  #E8F8EF;
  --danger:      #CF142B;
  --danger-bg:   #FDEDEF;

  /* Borders */
  --border:      rgba(1,33,105,0.10);
  --border-md:   rgba(1,33,105,0.16);
  --border-red:  rgba(207,20,43,0.20);

  /* Typography */
  --font-display: 'Playfair Display', Georgia, serif;
  --font-body:    'DM Sans', system-ui, sans-serif;
  --font-mono:    'DM Mono', monospace;

  /* Radii */
  --r-sm:   8px;
  --r-md:   14px;
  --r-lg:   20px;
  --r-xl:   28px;
  --r-full: 999px;

  /* Shadows — crisp on white */
  --shadow-xs: 0 1px 3px rgba(1,33,105,0.07), 0 1px 2px rgba(1,33,105,0.04);
  --shadow-sm: 0 2px 8px rgba(1,33,105,0.08), 0 1px 3px rgba(1,33,105,0.05);
  --shadow-md: 0 4px 20px rgba(1,33,105,0.10), 0 2px 8px rgba(1,33,105,0.06);
  --shadow-lg: 0 8px 40px rgba(1,33,105,0.12), 0 4px 16px rgba(1,33,105,0.07);
  --shadow-red:0 4px 20px rgba(207,20,43,0.22);
}

/* ── RESET ── */
*, *::before, *::after { box-sizing:border-box; margin:0; padding:0; }
html, body {
  height:100%; font-family:var(--font-body);
  background:var(--bg); color:var(--text);
  overflow-x:hidden; -webkit-tap-highlight-color:transparent;
  -webkit-font-smoothing:antialiased;
}
button  { cursor:pointer; border:none; font-family:var(--font-body); background:none; }
input, select { font-family:var(--font-body); }
a { color:var(--uj-navy); text-decoration:none; }

/* ── SCROLLBAR ── */
::-webkit-scrollbar       { width:5px; }
::-webkit-scrollbar-track { background:transparent; }
::-webkit-scrollbar-thumb { background:rgba(1,33,105,0.15); border-radius:3px; }
::-webkit-scrollbar-thumb:hover { background:rgba(1,33,105,0.28); }

/* ═══════════════════════════════════════════════
   ANIMATIONS
═══════════════════════════════════════════════ */
@keyframes splashIn { from{opacity:0;transform:scale(0.75) translateY(16px)} to{opacity:1;transform:scale(1) translateY(0)} }
@keyframes fadeUp   { from{opacity:0;transform:translateY(20px)} to{opacity:1;transform:translateY(0)} }
@keyframes fadeIn   { from{opacity:0} to{opacity:1} }
@keyframes spin     { to{transform:rotate(360deg)} }
@keyframes bounce   { 0%,100%{transform:translateY(0)} 50%{transform:translateY(-10px)} }
@keyframes shake    { 0%,100%{transform:translateX(0)} 20%{transform:translateX(-6px)} 40%{transform:translateX(6px)} 60%{transform:translateX(-4px)} 80%{transform:translateX(4px)} }
@keyframes matchPop { 0%{transform:scale(1)} 50%{transform:scale(1.04)} 100%{transform:scale(1)} }
@keyframes xpFloat  { 0%{opacity:1;transform:translateY(0) scale(1)} 100%{opacity:0;transform:translateY(-56px) scale(1.2)} }
@keyframes slideDown{ from{opacity:0;transform:translateY(-8px)} to{opacity:1;transform:translateY(0)} }

/* ═══════════════════════════════════════════════
   SCREEN MANAGER
═══════════════════════════════════════════════ */
.screen { display:none; position:fixed; inset:0; overflow-y:auto; overflow-x:hidden; }
.screen.active { display:flex; flex-direction:column; }

/* Subtle BG gradient */
.bg-texture {
  position:fixed; inset:0; pointer-events:none; z-index:0;
  background:
    radial-gradient(ellipse at 10% 5%, rgba(207,20,43,0.04) 0%, transparent 55%),
    radial-gradient(ellipse at 92% 90%, rgba(1,33,105,0.05) 0%, transparent 55%);
}

/* ═══════════════════════════════════════════════
   SPLASH
═══════════════════════════════════════════════ */
#screen-splash { background:var(--surface); align-items:center; justify-content:center; z-index:100; }
.splash-logo { text-align:center; animation:splashIn 0.7s cubic-bezier(0.175,0.885,0.32,1.275) both; }
.splash-logo .ox   { font-family:var(--font-display); font-size:76px; font-weight:900; color:var(--text); letter-spacing:-3px; }
.splash-logo .word { font-family:var(--font-display); font-size:76px; font-weight:700; color:#3b82f6; letter-spacing:-3px; }
.splash-sub   { font-size:12px; color:var(--muted); letter-spacing:3.5px; text-transform:uppercase; margin-top:10px; font-weight:500; }
.splash-spinner {
  margin:36px auto 0; width:34px; height:34px;
  border:3px solid rgba(207,20,43,0.15); border-top-color:var(--uj-red);
  border-radius:50%; animation:spin 0.9s linear infinite;
}

/* ═══════════════════════════════════════════════
   AUTH
═══════════════════════════════════════════════ */
#screen-auth { background:var(--bg); align-items:center; justify-content:center; min-height:100vh; padding:24px 20px; }
.auth-container { width:100%; max-width:420px; position:relative; z-index:1; }

.auth-mascot { text-align:center; margin-bottom:8px; }
.auth-mascot img { width:130px; height:130px; object-fit:contain; filter:drop-shadow(0 4px 12px rgba(0,0,0,0.3)); }

.auth-logo { text-align:center; margin-bottom:28px; }
.auth-logo .logo-text    { font-family:var(--font-display); font-size:52px; font-weight:900; color:var(--text); letter-spacing:-2px; line-height:1; }
.auth-logo .logo-word    { color:#3b82f6; }
.auth-logo .logo-tagline { font-size:11px; color:var(--muted); letter-spacing:1.8px; text-transform:uppercase; margin-top:8px; font-weight:600; line-height:1.9; text-align:center; }

.auth-card {
  background:var(--surface); border:1px solid var(--border);
  border-radius:var(--r-xl); padding:32px;
  box-shadow:var(--shadow-md); animation:fadeUp 0.45s ease both;
}

.auth-tabs { display:flex; background:var(--bg); border-radius:var(--r-md); padding:4px; margin-bottom:28px; gap:4px; border:1px solid var(--border); }
.auth-tab  { flex:1; padding:10px; border-radius:10px; font-size:14px; font-weight:500; color:var(--muted); transition:all 0.22s; }
.auth-tab.active { background:var(--uj-navy); color:#fff; font-weight:700; box-shadow:var(--shadow-sm); }

/* ── FORM ── */
.form-group { margin-bottom:16px; }
.form-label { display:block; font-size:11px; font-weight:700; color:var(--text2); letter-spacing:1.2px; text-transform:uppercase; margin-bottom:7px; }
.form-input {
  width:100%; padding:13px 16px; background:var(--bg);
  border:1.5px solid var(--border-md); border-radius:var(--r-md);
  color:var(--text); font-size:15px; outline:none;
  transition:border-color 0.2s, box-shadow 0.2s;
}
.form-input:focus        { border-color:var(--uj-navy); box-shadow:0 0 0 3px rgba(1,33,105,0.10); background:var(--surface); }
.form-input::placeholder { color:var(--placeholder); }
.form-input.error        { border-color:var(--danger); }
.form-select {
  width:100%; padding:13px 16px; background:var(--bg);
  border:1.5px solid var(--border-md); border-radius:var(--r-md);
  color:var(--text); font-size:15px; outline:none;
  appearance:none; cursor:pointer; transition:border-color 0.2s;
}
.form-select:focus { border-color:var(--uj-navy); }
.form-hint  { font-size:11px; color:var(--muted); margin-top:5px; }
.form-error { font-size:12px; color:var(--danger); margin-top:5px; display:none; }
.form-error.show { display:block; animation:slideDown 0.2s ease; }

.nickname-status           { display:flex; align-items:center; gap:6px; font-size:12px; font-weight:500; margin-top:5px; }
.nickname-status.checking  { color:var(--muted); }
.nickname-status.available { color:var(--success); }
.nickname-status.taken     { color:var(--danger); }

/* ── AVATAR ── */
.avatar-grid { display:flex; flex-wrap:wrap; gap:8px; margin-top:8px; }
.avatar-btn  { width:44px; height:44px; border-radius:50%; font-size:22px; background:var(--bg); border:2px solid var(--border); transition:all 0.18s; display:flex; align-items:center; justify-content:center; }
.avatar-btn.selected { border-color:var(--uj-navy); background:var(--uj-navy-pale); transform:scale(1.12); }

/* ── BUTTONS ── */
.btn-primary {
  width:100%; padding:15px; background:var(--uj-red); color:#fff;
  font-size:15px; font-weight:700; border-radius:var(--r-md);
  letter-spacing:0.3px; transition:all 0.2s; margin-top:8px;
  box-shadow:0 2px 12px rgba(207,20,43,0.28);
}
.btn-primary:hover    { background:var(--uj-red2); transform:translateY(-1px); box-shadow:var(--shadow-red); }
.btn-primary:active   { transform:translateY(0); }
.btn-primary:disabled { opacity:0.5; cursor:not-allowed; transform:none; box-shadow:none; }

.forgot-link { background:none; border:none; color:var(--muted); font-size:13px; cursor:pointer; padding:0; text-decoration:underline; }
.forgot-link:hover { color:var(--uj-navy); }
.inline-link { color:var(--uj-red); font-weight:600; text-decoration:underline; }
.inline-link:hover { color:var(--uj-red2); }

/* ── PWA INSTALL BANNER ── */
#pwa-banner {
  position: fixed; bottom: 16px; left: 50%; transform: translateX(-50%);
  width: calc(100% - 32px); max-width: 420px;
  background: var(--uj-navy); color: #fff;
  border-radius: 16px; padding: 12px 14px;
  display: flex; align-items: center; gap: 12px;
  box-shadow: 0 8px 32px rgba(0,0,0,0.35);
  z-index: 9999; animation: slideUp 0.4s ease;
}
.pwa-banner-icon { width: 48px; height: 48px; border-radius: 12px; flex-shrink: 0; }
.pwa-banner-text { flex: 1; }
.pwa-banner-text strong { display: block; font-size: 15px; font-weight: 700; }
.pwa-banner-text span   { font-size: 12px; opacity: 0.75; }
.pwa-banner-btn  { background: var(--uj-red); color: #fff; border: none; border-radius: 10px; padding: 8px 16px; font-size: 13px; font-weight: 700; cursor: pointer; flex-shrink: 0; }
.pwa-banner-btn:hover { background: var(--uj-red2); }
.pwa-banner-close { background: none; border: none; color: rgba(255,255,255,0.6); font-size: 16px; cursor: pointer; padding: 4px; flex-shrink: 0; }
.pwa-banner-close:hover { color: #fff; }

/* ── iOS INSTALL GUIDE ── */
#ios-install-guide {
  position: fixed; inset: 0; z-index: 10000;
  display: flex; align-items: flex-end; justify-content: center;
}
.ios-guide-backdrop { position: absolute; inset: 0; background: rgba(0,0,0,0.5); }
.ios-guide-card {
  position: relative; background: var(--surface);
  border-radius: 24px 24px 0 0; padding: 28px 24px 36px;
  width: 100%; max-width: 480px; text-align: center;
  animation: slideUp 0.35s ease;
}
.ios-step {
  display: flex; align-items: center; gap: 12px;
  background: var(--bg); border-radius: 12px;
  padding: 12px 14px; margin-bottom: 10px; text-align: left; font-size: 14px;
}
.ios-step-num {
  width: 26px; height: 26px; border-radius: 50%;
  background: var(--uj-red); color: #fff;
  display: flex; align-items: center; justify-content: center;
  font-size: 13px; font-weight: 700; flex-shrink: 0;
}

@keyframes slideUp { from { transform: translateY(30px); opacity: 0; } to { transform: translateY(0); opacity: 1; } }

/* ══════════════════════════════════════════════════
   ADMIN PANEL
══════════════════════════════════════════════════ */
#screen-admin { background: var(--bg); flex-direction: column; overflow-y: auto; }
.admin-wrap   { width: 100%; max-width: 900px; margin: 0 auto; padding: 0 0 60px; }

.admin-header { display: flex; align-items: center; gap: 12px; padding: 16px 20px; border-bottom: 1px solid var(--border); background: var(--surface); position: sticky; top: 0; z-index: 10; }
.admin-header h2 { flex: 1; font-size: 18px; margin: 0; }
.admin-back-btn  { background: none; border: 1px solid var(--border); border-radius: 8px; padding: 6px 12px; font-size: 13px; cursor: pointer; color: var(--text); }
.admin-back-btn:hover { background: var(--bg); }
.admin-badge { background: var(--uj-red); color: #fff; font-size: 11px; font-weight: 700; padding: 3px 8px; border-radius: 20px; }

.admin-tabs { display: flex; gap: 4px; padding: 12px 20px 0; background: var(--surface); border-bottom: 1px solid var(--border); }
.admin-tab  { padding: 8px 16px; border: none; background: none; font-size: 13px; font-weight: 600; color: var(--muted); cursor: pointer; border-bottom: 3px solid transparent; margin-bottom: -1px; }
.admin-tab.active { color: var(--uj-navy); border-bottom-color: var(--uj-navy); }

.apanel { padding: 20px; }

/* stat grid */
.admin-stat-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; }
.admin-stat-card { background: var(--surface); border: 1px solid var(--border); border-radius: 14px; padding: 16px; text-align: center; }
.admin-stat-val  { font-size: 32px; font-weight: 800; color: var(--uj-navy); line-height: 1; margin-bottom: 4px; }
.admin-stat-lbl  { font-size: 11px; color: var(--muted); font-weight: 600; text-transform: uppercase; letter-spacing: 0.5px; }

/* filter */
.admin-filter-row { display: flex; gap: 8px; margin-bottom: 16px; flex-wrap: wrap; }
.admin-filter-btn { padding: 6px 16px; border: 1px solid var(--border); border-radius: 20px; font-size: 13px; font-weight: 600; cursor: pointer; background: var(--surface); color: var(--muted); }
.admin-filter-btn.active { background: var(--uj-navy); color: #fff; border-color: var(--uj-navy); }

/* table */
.admin-table-wrap { overflow-x: auto; }
.admin-table { width: 100%; border-collapse: collapse; font-size: 13px; }
.admin-table th { background: var(--bg); color: var(--muted); font-weight: 700; text-transform: uppercase; font-size: 11px; letter-spacing: 0.5px; padding: 10px 12px; text-align: left; position: sticky; top: 0; }
.admin-table td { padding: 10px 12px; border-bottom: 1px solid var(--border); vertical-align: middle; }
.admin-table tr:hover td { background: var(--bg); }

.rank-badge  { font-size: 18px; }
.row-avatar  { font-size: 18px; }
.platform-badge { font-size: 11px; font-weight: 700; padding: 2px 8px; border-radius: 10px; background: var(--border); color: var(--muted); }
.platform-badge.pwa { background: #e8f5e9; color: #2e7d32; }
.platform-badge.web { background: #e3f2fd; color: #1565c0; }

.admin-loading { padding: 40px; text-align: center; color: var(--muted); font-size: 14px; }
.admin-empty   { padding: 40px; text-align: center; color: var(--muted); font-size: 14px; }
.admin-role-badge { background: var(--uj-red); color: #fff; font-size: 11px; font-weight: 700; padding: 2px 8px; border-radius: 10px; }

/* daily registration chart */
.daily-chart       { display: flex; flex-direction: column; gap: 6px; }
.daily-bar-row     { display: flex; align-items: center; gap: 8px; }
.daily-bar-date    { font-size: 12px; color: var(--muted); width: 64px; flex-shrink: 0; text-align: right; }
.daily-bar-track   { flex: 1; height: 18px; background: var(--border); border-radius: 4px; overflow: hidden; }
.daily-bar-fill    { height: 100%; background: var(--uj-navy); border-radius: 4px; transition: width 0.4s ease; min-width: 4px; }
.daily-bar-count   { font-size: 12px; font-weight: 700; color: var(--uj-navy); width: 24px; text-align: right; }

.admin-nav-item { border-top: 1px solid var(--border); margin-top: 8px; padding-top: 8px; }

@media (max-width: 480px) {
  .admin-stat-grid { grid-template-columns: repeat(2, 1fr); }
  .admin-stat-val  { font-size: 24px; }
}

.btn-social {
  width:100%; padding:12px; border-radius:var(--r-md); font-size:14px; font-weight:600;
  display:flex; align-items:center; justify-content:center; gap:10px;
  margin-bottom:10px; transition:all 0.18s;
  border:1.5px solid var(--border-md); background:var(--surface); color:var(--text);
}
.btn-social:hover { background:var(--bg); border-color:var(--uj-navy); color:var(--uj-navy); }

.divider { display:flex; align-items:center; gap:12px; margin:20px 0; color:var(--muted); font-size:12px; font-weight:500; }
.divider::before, .divider::after { content:''; flex:1; height:1px; background:var(--border); }

/* ═══════════════════════════════════════════════
   GOODBYE SCREEN
═══════════════════════════════════════════════ */
#screen-goodbye {
  background: linear-gradient(160deg, var(--uj-navy) 0%, #1a3a5c 60%, #0d1b2a 100%);
  align-items: center; justify-content: center; padding: 32px 24px;
}
.goodbye-wrap {
  text-align: center; max-width: 380px; width: 100%;
  animation: fadeUp 0.6s ease both;
}
.goodbye-mascot { margin-bottom: 16px; }
.goodbye-mascot img { width: 100px; height: 100px; border-radius: 50%; border: 3px solid rgba(255,255,255,0.2); }
.goodbye-nick  { font-size: 15px; color: rgba(255,255,255,0.6); margin-bottom: 4px; font-weight: 500; }
.goodbye-title { font-size: 32px; font-weight: 800; color: #fff; margin-bottom: 16px; line-height: 1.2; }
.goodbye-msg   { font-size: 15px; color: rgba(255,255,255,0.85); line-height: 1.7; margin-bottom: 24px; }
.goodbye-xp-row {
  display: inline-flex; align-items: center; gap: 10px;
  background: rgba(255,255,255,0.1); border-radius: 50px;
  padding: 8px 20px; margin-bottom: 24px;
}
.goodbye-xp-label { font-size: 12px; color: rgba(255,255,255,0.6); font-weight: 600; text-transform: uppercase; letter-spacing: 1px; }
.goodbye-xp-val   { font-size: 20px; font-weight: 800; color: #ffd700; }
.goodbye-sub  { font-size: 13px; color: rgba(255,255,255,0.45); font-style: italic; margin-bottom: 32px; line-height: 1.6; }
.goodbye-btn  { background: rgba(255,255,255,0.15) !important; border: 2px solid rgba(255,255,255,0.3) !important; backdrop-filter: blur(10px); }
.goodbye-btn:hover { background: rgba(255,255,255,0.25) !important; }

/* ═══════════════════════════════════════════════
   EMAIL CONFIRM
═══════════════════════════════════════════════ */
#screen-confirm, #screen-forgot { background:var(--bg); align-items:center; justify-content:center; padding:24px 20px; }
.confirm-box    { text-align:center; max-width:400px; width:100%; animation:fadeUp 0.5s ease both; }

.confirm-mascot { margin-bottom:12px; }
.confirm-mascot img { width:100px; height:100px; object-fit:contain; filter:drop-shadow(0 4px 12px rgba(0,0,0,0.15)); }

.confirm-check {
  display:inline-flex; align-items:center; justify-content:center;
  width:52px; height:52px; background:var(--success); color:#fff;
  font-size:22px; font-weight:700; border-radius:50%;
  margin-bottom:16px; box-shadow:0 4px 16px rgba(24,168,92,0.35);
}
.confirm-box h2  { font-family:var(--font-display); font-size:26px; margin-bottom:8px; color:var(--text); }
.confirm-box #confirm-msg { color:var(--muted); font-size:14px; margin-bottom:6px; }

.confirm-email-addr {
  background:var(--uj-navy-pale); border:1px solid var(--border-md);
  border-radius:var(--r-md); padding:10px 16px; margin-bottom:24px;
  font-size:15px; font-weight:600; color:var(--uj-navy); word-break:break-all;
}

.confirm-steps {
  background:var(--surface); border:1px solid var(--border);
  border-radius:var(--r-lg); padding:16px 20px; margin-bottom:20px;
  text-align:left; display:flex; flex-direction:column; gap:14px;
}
.confirm-step { display:flex; align-items:center; gap:12px; font-size:14px; }
.confirm-step.done    { color:var(--success); font-weight:600; }
.confirm-step.active  { color:var(--text); font-weight:600; }
.confirm-step.pending { color:var(--muted); }
.step-dot { font-size:18px; flex-shrink:0; width:24px; text-align:center; }

.confirm-hint { font-size:12px; color:var(--muted); margin-bottom:20px; }

.btn-resend {
  width:100%; padding:13px; border-radius:var(--r-md); margin-bottom:10px;
  font-size:14px; font-weight:600; border:1.5px solid var(--border-md);
  background:var(--surface); color:var(--text); transition:all 0.18s;
}
.btn-resend:hover:not(:disabled) { border-color:var(--uj-navy); color:var(--uj-navy); }
.btn-resend:disabled { opacity:0.5; cursor:not-allowed; }

.btn-back-login {
  width:100%; padding:11px; border-radius:var(--r-md);
  font-size:14px; font-weight:500; color:var(--muted); background:none;
  transition:color 0.18s;
}
.btn-back-login:hover { color:var(--text); }

/* ═══════════════════════════════════════════════
   APP LAYOUT
═══════════════════════════════════════════════ */
#screen-app { background:var(--bg); min-height:100vh; }
.app-layout { display:flex; min-height:100vh; position:relative; }

/* ── SIDEBAR ── */
.sidebar {
  width:256px; background:var(--surface);
  border-right:1px solid var(--border);
  display:flex; flex-direction:column;
  padding:24px 16px; position:fixed;
  top:0; left:0; bottom:0; z-index:50;
  transition:transform 0.28s cubic-bezier(0.4,0,0.2,1);
  box-shadow:var(--shadow-xs);
}
.sidebar::before {
  content:''; position:absolute; top:0; left:0; right:0; height:4px;
  background:linear-gradient(90deg, var(--uj-red) 34%, #fff 34%, #fff 38%, var(--uj-navy) 38%);
}

.sidebar-logo       { font-family:var(--font-display); font-size:26px; font-weight:900; margin-bottom:24px; padding:4px 8px 0; }
.sidebar-logo .ox   { color:var(--text); }
.sidebar-logo .word { color:#3b82f6; }

.user-card {
  background:linear-gradient(135deg, var(--uj-navy-pale), #F0F4FF);
  border:1px solid rgba(1,33,105,0.12); border-radius:var(--r-lg);
  padding:14px; margin-bottom:20px; display:flex; align-items:center; gap:12px;
}
.user-avatar { font-size:34px; }
.user-info   { flex:1; min-width:0; }
.user-name   { font-weight:700; font-size:14px; color:var(--text); white-space:nowrap; overflow:hidden; text-overflow:ellipsis; }
.user-xp     { font-size:12px; color:var(--uj-navy2); font-weight:600; margin-top:1px; }

.sidebar-nav { flex:1; display:flex; flex-direction:column; gap:2px; }
.nav-item {
  display:flex; align-items:center; gap:10px;
  padding:10px 12px; border-radius:var(--r-md);
  font-size:14px; font-weight:500; color:var(--text2);
  transition:all 0.18s; width:100%; text-align:left;
}
.nav-item:hover  { background:var(--bg3); color:var(--text); }
.nav-item.active { background:var(--uj-navy-pale); color:var(--uj-navy); font-weight:700; }
.nav-item .nav-icon { font-size:18px; width:22px; text-align:center; }

.sidebar-streak {
  background:linear-gradient(135deg, #FFF5F6, var(--uj-red-pale));
  border:1px solid var(--border-red); border-radius:var(--r-md);
  padding:14px; display:flex; align-items:center; gap:12px; margin-top:12px;
}
.streak-flame { font-size:26px; }
.streak-num   { font-size:22px; font-weight:900; color:var(--uj-red); font-family:var(--font-display); line-height:1; }
.streak-label { font-size:11px; color:var(--muted); text-transform:uppercase; letter-spacing:1px; margin-top:1px; }

.btn-logout {
  margin-top:12px; padding:10px; border-radius:var(--r-md);
  border:1px solid var(--border); color:var(--muted); font-size:13px; font-weight:500;
  transition:all 0.18s; display:flex; align-items:center; justify-content:center; gap:8px;
}
.btn-logout:hover { background:var(--danger-bg); color:var(--danger); border-color:var(--border-red); }

/* ── MAIN CONTENT ── */
.main-content { flex:1; margin-left:256px; padding:32px; min-height:100vh; }

/* ── MOBILE TOPBAR ── */
.mobile-topbar {
  display:none; background:var(--surface);
  border-bottom:1px solid var(--border); padding:0 20px;
  align-items:center; justify-content:space-between;
  position:sticky; top:0; z-index:40; height:56px;
  box-shadow:var(--shadow-xs);
}
.mobile-topbar::after {
  content:''; position:absolute; bottom:0; left:0; right:0; height:3px;
  background:linear-gradient(90deg, var(--uj-red) 34%, #fff 34%, #fff 38%, var(--uj-navy) 38%);
}
.mobile-logo       { font-family:var(--font-display); font-size:22px; font-weight:900; }
.mobile-logo .ox   { color:var(--text); }
.mobile-logo .word { color:#3b82f6; }
.btn-menu          { color:var(--text); font-size:22px; padding:4px; }

.sidebar-overlay { display:none; position:fixed; inset:0; background:rgba(0,0,0,0.30); z-index:49; backdrop-filter:blur(2px); }

/* ── PANELS ── */
.panel        { display:none; }
.panel.active { display:block; animation:fadeIn 0.2s ease; }

/* ═══════════════════════════════════════════════
   DASHBOARD
═══════════════════════════════════════════════ */
.dashboard-greeting    { margin-bottom:28px; }
.dashboard-greeting h1 { font-family:var(--font-display); font-size:34px; font-weight:900; color:var(--text); margin-bottom:4px; }
.dashboard-greeting p  { color:var(--muted); font-size:15px; }
.panel-heading    { font-family:var(--font-display); font-size:32px; font-weight:900; color:var(--text); }
.panel-subheading { color:var(--muted); font-size:15px; }

.stats-row { display:grid; grid-template-columns:repeat(3,1fr); gap:14px; margin-bottom:28px; }
.stat-card {
  background:var(--surface); border:1px solid var(--border);
  border-radius:var(--r-lg); padding:20px 16px; text-align:center;
  position:relative; overflow:hidden; transition:box-shadow 0.2s; box-shadow:var(--shadow-xs);
}
.stat-card:hover { box-shadow:var(--shadow-sm); }
.stat-card::before { content:''; position:absolute; top:0; left:0; right:0; height:3px; }
.stat-card:nth-child(1)::before { background:var(--uj-red); }
.stat-card:nth-child(2)::before { background:var(--uj-navy); }
.stat-card:nth-child(3)::before { background:var(--uj-red); }
.stat-icon  { font-size:26px; margin-bottom:8px; }
.stat-value { font-family:var(--font-display); font-size:30px; font-weight:900; color:var(--uj-navy); line-height:1; }
.stat-label { font-size:10px; color:var(--muted); text-transform:uppercase; letter-spacing:1.2px; margin-top:5px; font-weight:600; }

.section-title        { font-family:var(--font-display); font-size:20px; font-weight:700; margin-bottom:14px; color:var(--text); }
.section-title-spacer { margin-top:28px; }

/* LEVEL CARDS */
.levels-grid { display:grid; grid-template-columns:repeat(auto-fill, minmax(168px,1fr)); gap:14px; margin-bottom:28px; }
.level-card {
  background:var(--surface); border:1.5px solid var(--border);
  border-radius:var(--r-lg); padding:20px 16px;
  cursor:pointer; transition:all 0.22s; position:relative; overflow:hidden; box-shadow:var(--shadow-xs);
}
.level-card:hover            { transform:translateY(-3px); border-color:rgba(1,33,105,0.28); box-shadow:var(--shadow-md); }
.level-card.locked           { opacity:0.45; cursor:not-allowed; }
.level-card.selected-level     { border-color:var(--uj-navy); border-width:2px; background:var(--uj-navy-pale); }
.level-card.selected-level::before { content:'✓'; position:absolute; top:10px; right:10px; font-size:11px; font-weight:900; color:#fff; background:var(--uj-navy); width:22px; height:22px; border-radius:50%; display:flex; align-items:center; justify-content:center; line-height:22px; }
.level-badge     { font-family:var(--font-display); font-size:40px; font-weight:900; line-height:1; margin-bottom:8px; }
.level-badge.a1     { color:#16A34A; }
.level-badge.a2     { color:#65A30D; }
.level-badge.b1     { color:var(--uj-navy); }
.level-badge.b2     { color:#D97706; }
.level-badge.b2plus { color:#9333EA; }
.level-badge.c1     { color:var(--uj-red); }
.level-name      { font-size:12px; font-weight:700; color:var(--text2); margin-bottom:4px; }
.level-count     { font-size:12px; color:var(--muted); font-weight:500; }
.level-progress-bar  { height:5px; background:var(--bg3); border-radius:var(--r-full); margin-top:12px; overflow:hidden; }
.level-progress-fill { height:100%; background:linear-gradient(90deg, var(--uj-navy), var(--uj-red)); border-radius:var(--r-full); transition:width 0.6s ease; }
.lock-icon { position:absolute; top:50%; left:50%; transform:translate(-50%,-50%); font-size:28px; opacity:0.3; }

/* GAME CARDS */
.game-modes { display:grid; grid-template-columns:repeat(auto-fill, minmax(190px,1fr)); gap:14px; }
.game-card {
  background:var(--surface); border:1.5px solid var(--border);
  border-radius:var(--r-lg); padding:24px 18px;
  cursor:pointer; transition:all 0.22s;
  display:flex; flex-direction:column; align-items:center; text-align:center; gap:8px;
  box-shadow:var(--shadow-xs);
}
.game-card:hover:not(.coming-soon) { transform:translateY(-3px); border-color:var(--uj-red); box-shadow:var(--shadow-md); }
.game-card.coming-soon  { opacity:0.5; cursor:not-allowed; }
.game-card-icon  { font-size:38px; }
.game-card-title { font-size:15px; font-weight:700; color:var(--text); }
.game-card-desc  { font-size:12px; color:var(--muted); line-height:1.45; }
.game-card-badge { font-size:10px; font-weight:800; letter-spacing:0.8px; text-transform:uppercase; background:var(--uj-navy-pale); color:var(--uj-navy); padding:4px 10px; border-radius:var(--r-full); margin-top:2px; }
.game-card.coming-soon .game-card-badge { background:var(--bg3); color:var(--muted); }

/* ═══════════════════════════════════════════════
   MATCH GAME
═══════════════════════════════════════════════ */
#screen-match { background:#fff; padding:0; display:none; flex-direction:column; min-height:100vh; }
#screen-match.active { display:flex; }

.match-header {
  background:#fff; border-bottom:1px solid var(--border);
  padding:14px 20px; display:flex; align-items:center; gap:16px;
  position:sticky; top:0; z-index:10;
}
.btn-back-match {
  color:var(--muted); width:32px; height:32px; font-size:20px;
  display:flex; align-items:center; justify-content:center; flex-shrink:0; transition:color 0.18s;
}
.btn-back-match:hover { color:var(--text); }

.match-progress-wrap  { flex:1; }
.match-progress-label { display:none; }
.match-progress-bar   { height:12px; background:var(--bg3); border-radius:var(--r-full); overflow:hidden; }
.match-progress-fill  { height:100%; background:#58cc02; border-radius:var(--r-full); transition:width 0.4s ease; }

.match-score-badge {
  background:var(--uj-navy-pale); border:1.5px solid rgba(1,33,105,0.18);
  color:var(--uj-navy); padding:7px 14px; border-radius:var(--r-full);
  font-weight:800; font-size:13px; font-family:var(--font-display); white-space:nowrap;
}

.match-content { flex:1; display:flex; flex-direction:column; align-items:center; padding:28px 16px 16px; }
.match-heading { font-size:22px; font-weight:800; color:var(--text); margin-bottom:24px; align-self:flex-start; }
.match-grid    { display:grid; grid-template-columns:1fr 1fr; gap:10px; width:100%; max-width:560px; }

.match-card {
  padding:14px 12px; background:#fff;
  border:2.5px solid #e5e7eb; border-radius:16px;
  font-size:clamp(16px, 4vw, 22px); font-weight:700; color:var(--text);
  cursor:pointer; text-align:center; line-height:1.3;
  min-height:88px; display:flex; align-items:center; justify-content:center;
  transition:all 0.15s; user-select:none; -webkit-user-select:none;
  box-shadow:0 3px 0 #d1d5db;
  overflow:hidden; word-break:break-word; hyphens:auto;
  position:relative;
}
.match-card:hover:not(.matched):not(.disabled):not(.used) { border-color:var(--uj-navy); background:var(--uj-navy-pale); box-shadow:0 3px 0 rgba(1,33,105,0.25); }
.match-card.selected { border-color:var(--uj-navy); background:var(--uj-navy-pale); box-shadow:0 3px 0 rgba(1,33,105,0.35); }
.match-card.matched  { border-color:#58cc02; background:#f0fce4; color:#3d8b00; cursor:default; animation:matchPop 0.35s ease; box-shadow:0 3px 0 #3d8b00; }
.match-card.wrong    { border-color:var(--danger); background:var(--danger-bg); color:var(--danger); animation:shake 0.38s ease; box-shadow:0 3px 0 #a01020; }
.match-card.disabled { cursor:default; opacity:0.45; box-shadow:none; }
.match-card.used     { border-color:#d1d5db; background:#f3f4f6; cursor:default; box-shadow:none; opacity:0.35; }
.match-card.used .mc-word, .match-card.used .mc-audio-btn { visibility:hidden; }
.match-card.english  {
  font-family:var(--font-body); font-size:clamp(18px,4.5vw,24px);
  font-weight:800; padding-bottom:34px;
}
.mc-word { pointer-events:none; }
.mc-audio-btn {
  position:absolute; bottom:6px; right:8px;
  background:none; border:none; cursor:pointer; font-size:18px;
  padding:4px 6px; border-radius:8px; opacity:0.6; transition:opacity 0.15s;
  line-height:1; pointer-events:auto;
}
.mc-audio-btn:hover { opacity:1; background:rgba(1,33,105,0.08); }

/* GAME COMPLETE */
.game-complete-overlay { position:fixed; inset:0; background:rgba(239,241,248,0.88); backdrop-filter:blur(12px); z-index:200; display:none; align-items:center; justify-content:center; padding:20px; }
.game-complete-overlay.show { display:flex; }
.game-complete-box {
  background:var(--surface); border:1px solid var(--border);
  border-radius:var(--r-xl); padding:40px 32px;
  text-align:center; max-width:380px; width:100%;
  animation:fadeUp 0.4s cubic-bezier(0.175,0.885,0.32,1.275) both;
  box-shadow:var(--shadow-lg);
}
.game-complete-box::before {
  content:''; display:block; width:72px; height:5px; margin:0 auto 20px;
  border-radius:var(--r-full);
  background:linear-gradient(90deg, var(--uj-red) 40%, var(--uj-navy) 40%);
}
.complete-trophy { font-size:68px; margin-bottom:12px; animation:bounce 2s ease infinite; }
.complete-title  { font-family:var(--font-display); font-size:30px; font-weight:900; color:var(--text); margin-bottom:8px; }
.complete-xp {
  display:inline-flex; align-items:center; gap:8px;
  background:var(--uj-navy-pale); border:1.5px solid rgba(1,33,105,0.18);
  color:var(--uj-navy); padding:10px 24px; border-radius:var(--r-full);
  font-size:22px; font-weight:800; font-family:var(--font-display); margin:16px 0 24px;
}
.complete-stats { display:flex; gap:24px; justify-content:center; margin-bottom:28px; }
.complete-stat     { text-align:center; }
.complete-stat .val{ font-size:28px; font-weight:900; font-family:var(--font-display); color:var(--text); }
.complete-stat .lbl{ font-size:10px; color:var(--muted); text-transform:uppercase; letter-spacing:1.2px; font-weight:600; }

.btn-play-again { width:100%; padding:15px; background:var(--uj-navy); color:#fff; font-size:15px; font-weight:700; border-radius:var(--r-md); margin-bottom:10px; transition:all 0.2s; box-shadow:0 2px 12px rgba(1,33,105,0.22); }
.btn-play-again:hover { background:var(--uj-navy2); transform:translateY(-1px); }
.btn-home-link { font-size:14px; color:var(--muted); padding:8px; transition:color 0.18s; display:block; width:100%; }
.btn-home-link:hover { color:var(--text); }

/* ═══════════════════════════════════════════════
   BADGES
═══════════════════════════════════════════════ */
.badges-grid { display:grid; grid-template-columns:repeat(auto-fill, minmax(156px,1fr)); gap:14px; }
.badge-card  { background:var(--surface); border:1.5px solid var(--border); border-radius:var(--r-lg); padding:22px 14px; text-align:center; transition:all 0.22s; box-shadow:var(--shadow-xs); }
.badge-card.earned   { border-color:var(--uj-navy); background:var(--uj-navy-pale); }
.badge-card.locked   { opacity:0.42; }
.badge-card:hover    { transform:translateY(-2px); box-shadow:var(--shadow-sm); }
.badge-icon          { font-size:46px; margin-bottom:10px; }
.badge-name          { font-size:13px; font-weight:700; color:var(--text); margin-bottom:4px; }
.badge-desc          { font-size:11px; color:var(--muted); line-height:1.4; }
.badge-earned-tag    { font-size:10px; font-weight:800; text-transform:uppercase; letter-spacing:1px; color:var(--uj-navy); margin-top:10px; }

/* ═══════════════════════════════════════════════
   PROFILE
═══════════════════════════════════════════════ */
.profile-hero { background:var(--surface); border:1.5px solid var(--border); border-radius:var(--r-xl); padding:28px 32px; display:flex; align-items:center; gap:24px; margin-bottom:20px; box-shadow:var(--shadow-sm); }
.profile-avatar { font-size:70px; line-height:1; }
.profile-name   { font-family:var(--font-display); font-size:30px; font-weight:900; color:var(--text); }
.profile-email  { color:var(--muted); font-size:14px; margin-top:4px; }
.profile-stats  { display:flex; gap:20px; margin-top:14px; }
.profile-stat .v{ font-size:22px; font-weight:900; color:var(--uj-navy); font-family:var(--font-display); }
.profile-stat .l{ font-size:10px; color:var(--muted); text-transform:uppercase; letter-spacing:1px; font-weight:600; }

.lang-settings { background:var(--surface); border:1px solid var(--border); border-radius:var(--r-lg); padding:24px; margin-bottom:18px; box-shadow:var(--shadow-xs); }
.lang-settings h3 { font-size:16px; font-weight:700; margin-bottom:16px; color:var(--text); }
/* Custom language select dropdown */
.custom-lang-select { position:relative; }
.cls-trigger {
  display:flex; align-items:center; gap:10px;
  padding:10px 14px; border:1.5px solid var(--border-md);
  border-radius:var(--r-md); background:var(--bg); cursor:pointer;
  font-size:14px; font-weight:500; color:var(--text);
  transition:border-color 0.15s;
}
.cls-trigger:hover { border-color:var(--uj-navy); }
.cls-flag { width:24px; height:17px; border-radius:2px; flex-shrink:0; }
.cls-label { flex:1; }
.cls-arrow { color:var(--muted); font-size:11px; }
.cls-dropdown {
  position:absolute; top:calc(100% + 4px); left:0; right:0; z-index:200;
  background:var(--bg); border:1.5px solid var(--border-md);
  border-radius:var(--r-md); box-shadow:0 8px 24px rgba(0,0,0,0.12);
  max-height:240px; overflow-y:auto;
}
.cls-item {
  display:flex; align-items:center; gap:10px;
  padding:9px 14px; cursor:pointer; font-size:14px;
  color:var(--text); transition:background 0.1s;
}
.cls-item:hover { background:var(--uj-navy-pale); }
.cls-item.active { background:var(--uj-navy-pale); font-weight:700; color:var(--uj-navy); }
.cls-item .fi { width:24px; height:17px; border-radius:2px; flex-shrink:0; }
.progress-card    { background:var(--surface); border:1px solid var(--border); border-radius:var(--r-lg); padding:24px; box-shadow:var(--shadow-xs); }
.progress-card h3 { font-size:16px; font-weight:700; margin-bottom:18px; color:var(--text); }

.progress-row        { margin-bottom:18px; }
.progress-row-header { display:flex; justify-content:space-between; font-size:13px; margin-bottom:6px; }
.progress-row-title  { font-weight:700; color:var(--text); }
.progress-row-count  { color:var(--muted); font-weight:500; }
.progress-bar-track  { height:8px; background:var(--bg3); border-radius:var(--r-full); overflow:hidden; }
.progress-bar-fill   { height:100%; background:linear-gradient(90deg, var(--uj-navy), var(--uj-red)); border-radius:var(--r-full); transition:width 0.6s ease; }

/* ═══════════════════════════════════════════════
   UTILITIES
═══════════════════════════════════════════════ */
.toast {
  position:fixed; bottom:24px; left:50%;
  transform:translateX(-50%) translateY(100px);
  background:var(--text); color:#fff; padding:12px 22px; border-radius:var(--r-full);
  font-size:14px; font-weight:600; z-index:1000; white-space:nowrap;
  transition:transform 0.38s cubic-bezier(0.175,0.885,0.32,1.275), opacity 0.38s;
  opacity:0; box-shadow:var(--shadow-lg);
}
.toast.show    { transform:translateX(-50%) translateY(0); opacity:1; }
.toast.success { background:var(--success); }
.toast.error   { background:var(--danger); }

.spinner { display:inline-block; width:18px; height:18px; border:2px solid rgba(255,255,255,0.35); border-top-color:currentColor; border-radius:50%; animation:spin 0.75s linear infinite; vertical-align:middle; }

.xp-popup { position:fixed; font-family:var(--font-display); font-size:22px; font-weight:900; color:var(--uj-navy); pointer-events:none; z-index:999; text-shadow:0 2px 8px rgba(1,33,105,0.18); animation:xpFloat 1.1s ease forwards; }

/* Union Jack accent bars */
.uj-accent { display:inline-flex; gap:3px; align-items:center; }
.uj-bar    { height:3px; width:20px; border-radius:2px; }
.uj-bar.red   { background:var(--uj-red); }
.uj-bar.white { background:var(--border-md); }
.uj-bar.blue  { background:var(--uj-navy); }

/* ═══════════════════════════════════════════════
   LANG SELECTION SCREEN
═══════════════════════════════════════════════ */
#screen-lang { background:var(--bg); align-items:center; justify-content:center; padding:24px 20px; z-index:90; }

.lang-screen-inner {
  width:100%; max-width:420px; text-align:center;
  animation:fadeUp 0.45s cubic-bezier(0.175,0.885,0.32,1.275) both;
}
.lang-screen-mascot { margin-bottom:8px; }
.lang-screen-mascot img { width:110px; height:110px; object-fit:contain; filter:drop-shadow(0 4px 14px rgba(0,0,0,0.18)); }
.lang-screen-logo .logo-text { font-family:var(--font-display); font-size:52px; font-weight:900; letter-spacing:-2px; line-height:1; }
.lang-screen-logo .logo-word { color:#3b82f6; }
.lang-screen-title { font-family:var(--font-display); font-size:22px; color:var(--text); margin-bottom:6px; }
.lang-screen-sub   { font-size:13px; color:var(--muted); margin-bottom:20px; line-height:1.5; }
.btn-lang-save     { max-width:420px; margin-top:20px; }

.lang-modal-grid {
  display:grid; grid-template-columns:repeat(2,1fr); gap:8px; margin-bottom:4px;
}
.lang-opt-btn {
  display:flex; align-items:center; gap:8px; padding:10px 12px;
  border-radius:var(--r-md); border:1.5px solid var(--border-md);
  background:var(--bg); cursor:pointer; font-size:14px; font-weight:500;
  color:var(--text); transition:all 0.18s; text-align:left;
}
.lang-opt-btn:hover   { border-color:var(--uj-navy); background:var(--uj-navy-pale); }
.lang-opt-btn.selected { border-color:var(--uj-navy); background:var(--uj-navy-pale); font-weight:700; color:var(--uj-navy); }
.lang-opt-flag { font-size:20px; flex-shrink:0; width:28px; height:20px; border-radius:3px; }
.lang-opt-name { font-size:13px; }

/* ── BOTTOM NAV ── */
.bottom-nav { display:none; position:fixed; bottom:0; left:0; right:0; background:var(--surface); border-top:1px solid var(--border); padding:6px 0 env(safe-area-inset-bottom,8px); z-index:50; box-shadow:0 -2px 16px rgba(1,33,105,0.07); }
.bottom-nav-items { display:flex; justify-content:space-around; align-items:center; }
.bottom-nav-item  { display:flex; flex-direction:column; align-items:center; gap:2px; padding:6px 16px; color:var(--muted); font-size:10px; font-weight:600; text-transform:uppercase; letter-spacing:0.5px; transition:all 0.18s; }
.bottom-nav-item .icon { font-size:21px; }
.bottom-nav-item.active { color:var(--uj-red); }

/* ═══════════════════════════════════════════════
   RESPONSIVE — Tüm cihazlar için tam uyumlu
═══════════════════════════════════════════════ */

/* ── BÜYÜK EKRANLAR (1200px+) — Desktop ── */
@media (min-width:1200px) {
  /* Sidebar: slightly wider, better proportioned */
  .sidebar {
    width:280px;
    padding:28px 20px;
  }
  .sidebar-logo { font-size:28px; margin-bottom:28px; }
  .user-card    { padding:16px; margin-bottom:24px; }
  .user-avatar  { font-size:38px; }
  .user-name    { font-size:15px; }
  .user-xp      { font-size:13px; }
  .nav-item     { padding:11px 14px; font-size:15px; }
  .nav-item .nav-icon { font-size:20px; width:24px; }
  .sidebar-streak { padding:16px; }
  .streak-flame { font-size:30px; }
  .streak-num   { font-size:26px; }

  /* Main content: fill remaining space, inner content capped + centered */
  .main-content {
    margin-left:280px;
    padding: 44px max(48px, calc((100% - 1040px) / 2));
    max-width:none;
  }

  /* Dashboard greeting: bigger on desktop */
  .dashboard-greeting h1 { font-size:40px; }
  .dashboard-greeting    { margin-bottom:32px; }
  .panel-heading         { font-size:36px; }

  /* Stats: 3 columns, larger cards */
  .stats-row {
    grid-template-columns: repeat(3,1fr);
    gap:24px;
    margin-bottom:36px;
  }
  .stat-card    { padding:28px 20px; }
  .stat-value   { font-size:36px; }
  .stat-icon    { font-size:30px; margin-bottom:10px; }
  .stat-label   { font-size:11px; }

  /* Section titles */
  .section-title        { font-size:22px; margin-bottom:18px; }
  .section-title-spacer { margin-top:36px; }

  /* Level cards: larger grid, more columns */
  .levels-grid {
    grid-template-columns: repeat(auto-fill, minmax(190px,1fr));
    gap:18px;
    margin-bottom:36px;
  }
  .level-card   { padding:24px 20px; }
  .level-badge  { font-size:48px; margin-bottom:10px; }

  /* Game mode cards */
  .game-modes {
    grid-template-columns: repeat(auto-fill, minmax(230px,1fr));
    gap:18px;
  }
  .game-card       { padding:30px 22px; gap:10px; }
  .game-card-icon  { font-size:44px; }
  .game-card-title { font-size:16px; }
  .game-card-desc  { font-size:13px; }

  /* Admin */
  .admin-wrap    { max-width:none; }
  .admin-stat-grid { grid-template-columns:repeat(4,1fr); gap:20px; }

  /* Profile hero wider */
  .profile-hero  { padding:36px 32px; gap:28px; }
  .profile-avatar{ font-size:80px; }
  .profile-name  { font-size:32px; }

  /* Badges */
  .badges-grid { grid-template-columns:repeat(auto-fill, minmax(140px,1fr)); gap:18px; }

}

/* ── TABLET (900px - 1199px) ── */
@media (min-width:901px) and (max-width:1199px) {
  .sidebar       { width:220px; }
  .main-content  { margin-left:220px; padding:28px 32px; }
  .stats-row     { gap:16px; }
  .levels-grid   { grid-template-columns:repeat(auto-fill, minmax(160px,1fr)); gap:14px; }
  .game-modes    { grid-template-columns:repeat(auto-fill, minmax(190px,1fr)); gap:14px; }
}

/* ── ÇOK BÜYÜK EKRANLAR (1600px+) — 27" / 4K ── */
@media (min-width:1600px) {
  .sidebar { width:300px; }
  .main-content {
    margin-left:300px;
    padding: 52px max(60px, calc((100% - 1120px) / 2));
  }
  .dashboard-greeting h1 { font-size:46px; }
  .stat-card   { padding:32px 24px; }
  .stat-value  { font-size:40px; }
  .stat-icon   { font-size:34px; }
  .levels-grid { grid-template-columns:repeat(auto-fill, minmax(210px,1fr)); gap:20px; }
  .game-modes  { grid-template-columns:repeat(auto-fill, minmax(250px,1fr)); gap:20px; }
  .admin-stat-grid { grid-template-columns:repeat(6,1fr); gap:24px; }
}

/* ── MOBİL GEÇIŞ NOKTASI (≤900px) ── */
@media (max-width:900px) {
  .sidebar         { transform:translateX(-100%); width:280px; }
  .sidebar.open    { transform:translateX(0); box-shadow:var(--shadow-lg); }
  .sidebar-overlay { display:block; }
  .main-content    { margin-left:0; padding:0 0 env(safe-area-inset-bottom, 80px); padding-bottom:calc(80px + env(safe-area-inset-bottom, 0px)); }
  .mobile-topbar   { display:flex; padding-top:env(safe-area-inset-top, 0px); height:calc(56px + env(safe-area-inset-top, 0px)); }
  .bottom-nav      { display:block; padding-bottom:env(safe-area-inset-bottom, 8px); }
  .sidebar-nav     { display:none; }
  .match-content   { padding:20px 12px 12px; }
  .match-heading   { font-size:18px; }
  .dashboard-greeting h1 { font-size:28px; }
  .admin-stat-grid { grid-template-columns:repeat(2,1fr); }
}

/* ── KÜÇÜK TABLET / BÜYÜK TELEFON (600px - 900px) ── */
@media (min-width:601px) and (max-width:900px) {
  .main-content  { padding:20px 20px calc(80px + env(safe-area-inset-bottom, 0px)); }
  .stats-row     { grid-template-columns:repeat(3,1fr); gap:12px; }
  .levels-grid   { grid-template-columns:repeat(3,1fr); }
  .game-modes    { grid-template-columns:repeat(3,1fr); }
  .badges-grid   { grid-template-columns:repeat(3,1fr); }
}

/* ── ORTA TELEFON (≤600px — iPhone 6/7/8/X/11/12/13/14) ── */
@media (max-width:600px) {
  .main-content  { padding:16px 14px calc(80px + env(safe-area-inset-bottom, 0px)); }
  .stats-row     { grid-template-columns:repeat(3,1fr); gap:8px; }
  .stat-card     { padding:14px 10px; }
  .stat-value    { font-size:22px; }
  .stat-icon     { font-size:20px; }
  .stat-label    { font-size:9px; }
  .levels-grid   { grid-template-columns:repeat(2,1fr); gap:10px; }
  .game-modes    { grid-template-columns:repeat(2,1fr); gap:10px; }
  .match-card    { font-size:clamp(15px,3.8vw,20px); padding:12px 10px; min-height:72px; }
  .match-card.english { font-size:clamp(16px,4vw,22px); padding-bottom:34px; }
  .match-grid    { gap:8px; }
  .profile-hero  { flex-direction:column; text-align:center; padding:20px 16px; }
  .profile-stats { justify-content:center; flex-wrap:wrap; gap:16px; }
  .profile-avatar { font-size:56px; }
  .profile-name  { font-size:24px; }
  .badges-grid   { grid-template-columns:repeat(2,1fr); gap:10px; }
  .section-title { font-size:18px; }
  .panel-heading { font-size:26px; }
  .game-complete-box { padding:28px 20px; }
  .complete-title { font-size:24px; }
  .complete-trophy { font-size:54px; }
  .complete-stats { gap:16px; }
  .match-score-badge { font-size:12px; padding:6px 10px; }
  .lang-settings { padding:16px; }
  .progress-card { padding:16px; }
  .admin-tabs    { padding:8px 12px 0; overflow-x:auto; }
  .admin-tab     { padding:8px 10px; font-size:12px; white-space:nowrap; }
  .apanel        { padding:12px; }
  .toast         { font-size:13px; padding:10px 18px; max-width:calc(100% - 32px); white-space:normal; text-align:center; }
}

/* ── KÜÇÜK TELEFON (≤414px — iPhone 6/7/8 Plus, büyük Android) ── */
@media (max-width:414px) {
  .stats-row  { gap:7px; }
  .stat-value { font-size:20px; }
  .level-badge { font-size:34px; }
  .match-card  { font-size:clamp(14px,3.6vw,19px); padding:11px 8px; min-height:68px; }
  .match-card.english { font-size:clamp(15px,3.8vw,20px); padding-bottom:34px; }
  .match-heading { font-size:17px; margin-bottom:16px; }
  .game-card   { padding:18px 14px; }
  .game-card-icon { font-size:32px; }
  .dashboard-greeting h1 { font-size:24px; }
}

/* ── iPhone 6/6S/7/8/SE2 (375px) ── */
@media (max-width:390px) {
  .main-content  { padding:14px 12px calc(76px + env(safe-area-inset-bottom, 0px)); }
  .stats-row     { gap:6px; }
  .stat-card     { padding:12px 8px; }
  .stat-value    { font-size:19px; }
  .stat-icon     { font-size:18px; }
  .levels-grid   { gap:8px; }
  .game-modes    { gap:8px; }
  .badges-grid   { gap:8px; }
  .badge-card    { padding:16px 10px; }
  .badge-icon    { font-size:36px; }
  .match-card    { font-size:clamp(13px,3.4vw,18px); padding:10px 8px; min-height:64px; border-radius:12px; }
  .match-card.english { font-size:clamp(14px,3.6vw,19px); padding-bottom:34px; }
  .bottom-nav-item { padding:4px 10px; }
  .bottom-nav-item .icon { font-size:19px; }
  .bottom-nav-item { font-size:9px; }
  .profile-stats { gap:12px; }
}

/* ── ÇOK KÜÇÜK TELEFON (≤360px — küçük Android, iPhone SE 1. nesil) ── */
@media (max-width:360px) {
  .main-content  { padding:12px 10px calc(72px + env(safe-area-inset-bottom, 0px)); }
  .stats-row     { grid-template-columns:repeat(3,1fr); gap:5px; }
  .stat-card     { padding:10px 6px; border-radius:var(--r-md); }
  .stat-value    { font-size:17px; }
  .stat-label    { font-size:8px; letter-spacing:0.5px; }
  .level-badge   { font-size:30px; }
  .level-card    { padding:14px 12px; }
  .game-card     { padding:14px 10px; }
  .game-card-icon { font-size:28px; }
  .game-card-title { font-size:13px; }
  .game-card-desc { font-size:11px; }
  .match-grid    { gap:6px; }
  .match-card    { font-size:clamp(12px,3.2vw,17px); padding:9px 6px; min-height:60px; border-radius:10px; border-width:2px; }
  .match-card.english { font-size:clamp(13px,3.4vw,18px); padding-bottom:32px; }
  .badge-card    { padding:12px 8px; }
  .badge-icon    { font-size:30px; }
  .badge-name    { font-size:11px; }
  .bottom-nav-item { padding:4px 6px; }
}

/* ── 320px (iPhone 5/SE 1. nesil) ── */
@media (max-width:320px) {
  .stats-row     { grid-template-columns:repeat(3,1fr); gap:4px; }
  .stat-card     { padding:8px 4px; }
  .stat-value    { font-size:16px; }
  .stat-icon     { font-size:16px; }
  .levels-grid   { grid-template-columns:repeat(2,1fr); gap:6px; }
  .game-modes    { grid-template-columns:repeat(2,1fr); gap:6px; }
  .match-card    { font-size:clamp(11px,3vw,15px); padding:8px 5px; min-height:56px; }
  .match-card.english { font-size:clamp(12px,3.2vw,16px); padding-bottom:30px; }
  .bottom-nav-item { padding:3px 4px; font-size:8px; }
  .bottom-nav-item .icon { font-size:17px; }
}

/* ── iOS SAFE AREA (Notch / Dynamic Island) ── */
@supports (padding-top: env(safe-area-inset-top)) {
  .mobile-topbar {
    padding-top: env(safe-area-inset-top);
    height: calc(56px + env(safe-area-inset-top));
  }
  .bottom-nav {
    padding-bottom: max(env(safe-area-inset-bottom), 8px);
  }
  #screen-match .match-header {
    padding-top: max(env(safe-area-inset-top), 14px);
  }
  .sidebar {
    padding-top: max(env(safe-area-inset-top), 24px);
  }
}

/* ── LANDSCAPE MOD (Yatay) ── */
@media (max-height:500px) and (orientation:landscape) {
  .mobile-topbar   { height:44px; }
  .bottom-nav      { padding:2px 0 env(safe-area-inset-bottom, 4px); }
  .bottom-nav-item { padding:2px 12px; }
  .bottom-nav-item .icon { font-size:18px; }
  .main-content    { padding:8px 16px calc(50px + env(safe-area-inset-bottom, 0px)); }
  .stats-row       { grid-template-columns:repeat(3,1fr); gap:8px; margin-bottom:14px; }
  .stat-card       { padding:10px 8px; }
  .match-content   { padding:10px 12px 8px; }
  .match-grid      { max-width:700px; }
  .match-card      { min-height:56px; padding:10px 8px; }
  .dashboard-greeting { margin-bottom:12px; }
  .dashboard-greeting h1 { font-size:22px; }
  .section-title-spacer { margin-top:14px; }
  .splash-logo .ox, .splash-logo .word { font-size:56px; }
  #screen-auth     { padding:12px 20px; }
  .auth-mascot img { width:70px; height:70px; }
  .auth-logo .logo-text { font-size:40px; }
  .auth-card       { padding:20px 24px; }
}

/* ── AUTH RESPONSIVE ── */
@media (min-width:768px) {
  #screen-auth { padding:40px 24px; }
  .auth-container { max-width:480px; }
  .auth-mascot img { width:150px; height:150px; }
  .auth-logo .logo-text { font-size:60px; }
  .auth-card { padding:40px; }
}

/* ── AUTH DESKTOP — Split Layout (1100px+) ── */
@media (min-width:1100px) {
  /* Full dark navy background — left side = brand panel, right side = white card */
  #screen-auth {
    background: linear-gradient(135deg, var(--uj-navy) 0%, #011B65 100%);
    padding: 0;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
  }

  /* 2-column grid: left = brand (mascot+logo), right = card */
  #screen-auth .auth-container {
    width: 100%;
    max-width: 1080px;
    min-height: auto;
    display: grid;
    grid-template-columns: 1fr 480px;
    grid-template-areas:
      "mascot card"
      "logo   card";
    column-gap: 64px;
    padding: 80px 60px;
    align-content: center;
    background: transparent;
  }

  /* Left: mascot — bottom-aligned */
  #screen-auth .auth-mascot {
    grid-area: mascot;
    align-self: flex-end;
    text-align: center;
    margin-bottom: 20px;
  }
  #screen-auth .auth-mascot img {
    width: 240px;
    height: 240px;
    filter: drop-shadow(0 12px 40px rgba(0,0,0,0.5));
  }

  /* Left: logo + tagline — top-aligned */
  #screen-auth .auth-logo {
    grid-area: logo;
    align-self: flex-start;
    text-align: left;
    margin-bottom: 0;
  }
  #screen-auth .auth-logo .logo-text {
    font-size: 68px;
    letter-spacing: -3px;
    color: white;
  }
  /* Override inline style for Ox span */
  #screen-auth .auth-logo .logo-text span:first-child { color: #ffffff !important; }
  #screen-auth .auth-logo .logo-word { color: #93C5FD !important; }
  #screen-auth .auth-logo .logo-tagline {
    color: rgba(255,255,255,0.6);
    font-size: 11px;
    letter-spacing: 2px;
    text-align: left;
    margin-top: 12px;
    line-height: 2.1;
  }
  /* Union Jack bars left-aligned */
  #screen-auth .uj-accent { justify-content: flex-start !important; margin-top: 20px !important; }
  #screen-auth .uj-bar { height: 5px; border-radius: 3px; }

  /* Feature bullet list injected via CSS */
  #screen-auth .auth-logo::after {
    content: "✓  Oxford 3000 / 5000 kelime\A✓  A1 → A2 → B1 → B2 → C1 seviyeleri\A✓  Akıllı tekrar sistemi\A✓  Match oyunu & alıştırmalar\A✓  Tamamen ücretsiz";
    white-space: pre;
    display: block;
    margin-top: 32px;
    font-size: 14px;
    font-family: var(--font-body);
    font-weight: 500;
    color: rgba(255,255,255,0.72);
    line-height: 2.4;
  }

  /* Right: form card — centered, elevated */
  #screen-auth .auth-card {
    grid-area: card;
    align-self: center;
    padding: 44px;
    border-radius: var(--r-xl);
    background: var(--surface);
    border: none;
    box-shadow: 0 24px 80px rgba(0,0,0,0.35), 0 4px 16px rgba(0,0,0,0.15);
    animation: none;
  }
}

@media (max-width:400px) {
  #screen-auth { padding:16px 12px; }
  .auth-mascot img { width:100px; height:100px; }
  .auth-logo .logo-text { font-size:44px; }
  .auth-card { padding:22px 18px; border-radius:var(--r-lg); }
  .auth-tab { padding:8px; font-size:13px; }
  .form-input, .form-select { padding:11px 13px; font-size:14px; }
  .btn-primary { padding:13px; font-size:14px; }
  .avatar-btn { width:40px; height:40px; font-size:20px; }
}
@media (max-width:360px) {
  .auth-mascot img { width:80px; height:80px; }
  .auth-logo .logo-text { font-size:38px; }
  .auth-card { padding:18px 14px; }
  .avatar-btn { width:36px; height:36px; font-size:18px; }
  .avatar-grid { gap:6px; }
}
@media (max-width:320px) {
  .auth-mascot img { width:70px; height:70px; }
  .auth-logo .logo-text { font-size:34px; }
  .auth-card { padding:14px 12px; }
  .avatar-btn { width:32px; height:32px; font-size:16px; }
}

/* ══════════════════════════════════════════
   WORD DETAIL MODAL
══════════════════════════════════════════ */
.wd-backdrop {
  display:none; position:fixed; inset:0; background:rgba(1,33,105,0.45);
  backdrop-filter:blur(4px); z-index:900;
}
.wd-backdrop.open { display:block; }

.wd-modal {
  display:none; position:fixed; left:50%; bottom:0;
  transform:translateX(-50%) translateY(20px);
  width:min(480px, 100%); max-height:88vh; overflow-y:auto;
  background:var(--surface); border-radius:var(--r-xl) var(--r-xl) 0 0;
  box-shadow:var(--shadow-lg); z-index:901; padding-bottom:env(safe-area-inset-bottom,16px);
  transition:transform 0.28s cubic-bezier(0.34,1.2,0.64,1), opacity 0.22s ease;
  opacity:0;
}
.wd-modal.open {
  display:block; transform:translateX(-50%) translateY(0); opacity:1;
}

.wd-close {
  position:absolute; top:14px; right:16px; background:var(--bg3);
  border:none; border-radius:var(--r-full); width:30px; height:30px;
  font-size:13px; cursor:pointer; color:var(--text2); display:flex;
  align-items:center; justify-content:center; z-index:2;
}

/* Header */
.wd-header {
  padding:28px 24px 20px; text-align:center;
  border-bottom:1px solid var(--border);
  background:linear-gradient(160deg, var(--uj-navy-pale) 0%, var(--surface) 100%);
  border-radius:var(--r-xl) var(--r-xl) 0 0;
}
.wd-level-badge {
  display:inline-block; font-size:11px; font-weight:700; letter-spacing:1px;
  padding:3px 10px; border-radius:var(--r-full); margin-bottom:10px;
  background:var(--uj-navy-pale); color:var(--uj-navy);
}
.wd-word {
  font-family:var(--font-display); font-size:36px; font-weight:900;
  color:var(--text); line-height:1.1; margin-bottom:6px;
}
.wd-ipa {
  font-family:var(--font-mono); font-size:15px; color:var(--uj-navy);
  letter-spacing:0.5px; min-height:20px; margin-bottom:14px;
}

/* Audio buttons */
.wd-audio-row { display:flex; gap:10px; justify-content:center; }
.wd-audio-btn {
  display:flex; align-items:center; gap:6px; padding:8px 18px;
  border-radius:var(--r-full); border:2px solid; font-size:13px;
  font-weight:600; cursor:pointer; transition:all 0.15s ease; background:var(--surface);
}
.wd-audio-btn.uk { border-color:var(--uj-navy); color:var(--uj-navy); }
.wd-audio-btn.uk:hover, .wd-audio-btn.uk.playing { background:var(--uj-navy); color:#fff; }
.wd-audio-btn.us { border-color:var(--uj-red); color:var(--uj-red); }
.wd-audio-btn.us:hover, .wd-audio-btn.us.playing { background:var(--uj-red); color:#fff; }

/* Body */
.wd-body { padding:16px 24px 24px; }
.wd-row { display:flex; align-items:baseline; gap:12px; padding:10px 0; }
.wd-label { font-size:11px; font-weight:700; letter-spacing:0.8px; text-transform:uppercase; color:var(--muted); min-width:80px; }
.wd-value { font-size:16px; color:var(--text); font-weight:500; flex:1; }
.wd-type  { font-family:var(--font-mono); font-size:13px; color:var(--uj-navy); background:var(--uj-navy-pale); padding:2px 10px; border-radius:var(--r-full); }
.wd-trans { font-size:17px; font-weight:600; color:var(--text); }
.wd-divider { height:1px; background:var(--border); margin:2px 0; }
.wd-section { padding:10px 0; }
.wd-example { font-size:14px; color:var(--text2); font-style:italic; margin-top:4px; line-height:1.5; }
.wd-daily   { font-size:14px; color:var(--text2); margin-top:4px; line-height:1.5; }

/* Long-press hint on match cards */
.mc-longpress-hint {
  font-size:9px; color:var(--muted); position:absolute; bottom:4px;
  right:6px; opacity:0.6; pointer-events:none;
}

/* ═══════════════════════════════════════════════
   FLASHCARD SCREEN
═══════════════════════════════════════════════ */
#screen-flashcard { background:var(--bg2); display:none; flex-direction:column; min-height:100vh; }
#screen-flashcard.active { display:flex; }

.fc-content {
  flex:1; display:flex; flex-direction:column; align-items:center;
  padding:24px 16px 100px; gap:20px;
}
.fc-heading {
  font-size:18px; font-weight:800; color:var(--text);
  align-self:flex-start;
}

/* Card wrap — perspective container */
.fc-card-wrap {
  width:100%; max-width:440px;
  perspective:1000px; cursor:pointer;
}
.fc-card {
  width:100%; min-height:260px;
  position:relative; transform-style:preserve-3d;
  transition:transform 0.45s cubic-bezier(0.4,0,0.2,1);
  border-radius:var(--r-xl);
}
.fc-card.flipped { transform:rotateY(180deg); }

.fc-face {
  position:absolute; inset:0; backface-visibility:hidden;
  border-radius:var(--r-xl); padding:28px 24px;
  display:flex; flex-direction:column; align-items:center; justify-content:center;
  text-align:center; gap:10px;
}
.fc-front {
  background:var(--surface);
  border:1.5px solid var(--border);
  box-shadow:var(--shadow-md);
}
.fc-back {
  background:linear-gradient(145deg, var(--uj-navy) 0%, #1e3a8a 100%);
  color:#fff; transform:rotateY(180deg);
  box-shadow:var(--shadow-lg);
}

/* Front content */
.fc-level-badge { font-size:11px; font-weight:700; letter-spacing:1px; padding:3px 10px; border-radius:var(--r-full); }
.fc-word { font-family:var(--font-display); font-size:38px; font-weight:900; color:var(--text); line-height:1.1; }
.fc-ipa  { font-family:var(--font-mono); font-size:14px; color:var(--uj-navy); letter-spacing:0.5px; min-height:18px; }
.fc-audio-row { display:flex; gap:8px; margin-top:4px; }
.fc-audio-btn {
  padding:6px 14px; border-radius:var(--r-full);
  border:2px solid var(--uj-navy); color:var(--uj-navy);
  font-size:12px; font-weight:600; cursor:pointer; background:var(--surface);
  transition:all 0.15s;
}
.fc-audio-btn:hover, .fc-audio-btn.playing { background:var(--uj-navy); color:#fff; }
.fc-tap-hint { font-size:11px; color:var(--muted); margin-top:8px; }

/* Back content */
.fc-back-word { font-size:14px; font-weight:600; opacity:0.7; color:#fff; }
.fc-translation { font-family:var(--font-display); font-size:34px; font-weight:900; color:#fff; line-height:1.2; }
.fc-example { font-size:13px; color:rgba(255,255,255,0.75); font-style:italic; line-height:1.5; max-width:320px; }

/* Action buttons (revealed after flip) */
.fc-actions {
  display:flex; gap:12px; width:100%; max-width:440px;
  opacity:0; transform:translateY(10px);
  transition:opacity 0.3s ease, transform 0.3s ease;
  pointer-events:none;
}
.fc-actions.visible { opacity:1; transform:translateY(0); pointer-events:auto; }

.fc-btn-no, .fc-btn-yes {
  flex:1; padding:14px; border-radius:var(--r-lg);
  font-size:15px; font-weight:700; cursor:pointer;
  border:2px solid; transition:all 0.18s;
}
.fc-btn-no  { border-color:#ef4444; color:#ef4444; background:var(--surface); }
.fc-btn-no:hover  { background:#ef4444; color:#fff; }
.fc-btn-yes { border-color:#22c55e; color:#22c55e; background:var(--surface); }
.fc-btn-yes:hover { background:#22c55e; color:#fff; }

/* Flashcard complete overlay */
.fc-complete {
  display:none; position:fixed; inset:0; z-index:50;
  background:rgba(1,33,105,0.55); backdrop-filter:blur(6px);
  align-items:center; justify-content:center;
}
.fc-complete.show { display:flex; }
.fc-complete-box {
  background:var(--surface); border-radius:var(--r-xl);
  padding:36px 32px; text-align:center; width:min(360px, 90%);
  box-shadow:var(--shadow-lg); display:flex; flex-direction:column; gap:12px;
}
.fc-complete-icon  { font-size:52px; }
.fc-complete-title { font-family:var(--font-display); font-size:26px; font-weight:900; color:var(--text); }
.fc-complete-score { font-size:22px; font-weight:700; color:var(--uj-navy); }
.fc-quiz-btn {
  padding:12px; border-radius:var(--r-lg); background:var(--uj-navy);
  color:#fff; font-size:15px; font-weight:700; cursor:pointer;
  border:none; transition:opacity 0.18s;
}
.fc-quiz-btn:hover { opacity:0.88; }

/* ═══════════════════════════════════════════════
   QUIZ SCREEN
═══════════════════════════════════════════════ */
#screen-quiz { background:var(--bg2); display:none; flex-direction:column; min-height:100vh; }
#screen-quiz.active { display:flex; }

.quiz-content {
  flex:1; display:flex; flex-direction:column; align-items:center;
  padding:24px 16px 40px; gap:16px; max-width:520px; margin:0 auto; width:100%;
}
.quiz-heading { font-size:18px; font-weight:800; color:var(--text); align-self:flex-start; }
.quiz-question-label { font-size:13px; color:var(--muted); font-weight:600; letter-spacing:0.5px; text-transform:uppercase; }
.quiz-word {
  font-family:var(--font-display); font-size:40px; font-weight:900;
  color:var(--text); text-align:center; line-height:1.1;
  background:var(--surface); width:100%; padding:28px 20px;
  border-radius:var(--r-xl); border:1.5px solid var(--border);
  box-shadow:var(--shadow-xs);
}
.quiz-options {
  display:flex; flex-direction:column; gap:10px; width:100%;
}
.quiz-option {
  width:100%; padding:16px 20px; border-radius:var(--r-lg);
  background:var(--surface); border:2px solid var(--border);
  font-size:16px; font-weight:600; color:var(--text); cursor:pointer;
  text-align:left; transition:all 0.15s; line-height:1.4;
}
.quiz-option:hover:not(.correct):not(.wrong) {
  border-color:var(--uj-navy); background:var(--uj-navy-pale);
}
.quiz-option.correct { border-color:#22c55e; background:#f0fdf4; color:#15803d; }
.quiz-option.wrong   { border-color:#ef4444; background:#fef2f2; color:#b91c1c; }

/* Quiz complete overlay */
.quiz-complete {
  display:none; position:fixed; inset:0; z-index:50;
  background:rgba(1,33,105,0.55); backdrop-filter:blur(6px);
  align-items:center; justify-content:center;
}
.quiz-complete.show { display:flex; }
.quiz-complete-box {
  background:var(--surface); border-radius:var(--r-xl);
  padding:36px 32px; text-align:center; width:min(360px, 90%);
  box-shadow:var(--shadow-lg); display:flex; flex-direction:column; gap:12px;
}
.quiz-complete-icon  { font-size:52px; }
.quiz-complete-title { font-family:var(--font-display); font-size:26px; font-weight:900; color:var(--text); }
.quiz-complete-score { font-size:22px; font-weight:700; color:var(--uj-navy); }
.quiz-complete-xp    { font-size:18px; font-weight:700; color:#d97706; }

/* ═══════════════════════════════════════════════
   SMART REVIEW (SRS) SCREEN
═══════════════════════════════════════════════ */
#screen-srs { background:var(--bg2); display:none; flex-direction:column; min-height:100vh; }
#screen-srs.active { display:flex; }

/* Status badge shown above card */
.srs-status-badge {
  display:inline-flex; align-items:center; gap:4px;
  padding:4px 12px; border-radius:var(--r-full);
  font-size:12px; font-weight:700; letter-spacing:0.4px;
  border:1.5px solid; align-self:flex-start;
  transition:all 0.25s ease;
}

/* "X due" badge on practice card */
.srs-due-badge {
  display:inline-block; background:var(--uj-red); color:#fff;
  font-size:10px; font-weight:700; padding:2px 7px;
  border-radius:var(--r-full); margin-left:6px; vertical-align:middle;
  letter-spacing:0.3px; animation:fadeIn 0.3s ease;
}

/* SRS card highlight — left border by status */
.srs-card { border-left:4px solid #6366f1; }

/* Next hint on complete overlay */
.srs-next-hint {
  font-size:13px; color:var(--muted); background:var(--bg3);
  padding:8px 14px; border-radius:var(--r-md);
}

/* ═══════════════════════════════════════════════
   STATISTICS PANEL
═══════════════════════════════════════════════ */

.stats-hero-row {
  display:grid; grid-template-columns:repeat(4,1fr); gap:10px; margin-bottom:20px;
}
@media (max-width:480px) { .stats-hero-row { grid-template-columns:repeat(2,1fr); } }

.stat-hero-card {
  border-radius:var(--r-lg); padding:14px 10px; text-align:center;
  box-shadow:var(--shadow-xs); border:1.5px solid transparent;
}
.stat-hero-card.navy   { background:var(--uj-navy-pale); border-color:rgba(1,33,105,0.12); }
.stat-hero-card.gold   { background:#fffbeb; border-color:rgba(217,119,6,0.15); }
.stat-hero-card.red    { background:var(--uj-red-pale); border-color:rgba(207,20,43,0.12); }
.stat-hero-card.purple { background:#f5f3ff; border-color:rgba(99,102,241,0.15); }
.stat-hero-icon { font-size:22px; margin-bottom:4px; }
.stat-hero-val  { font-family:var(--font-display); font-size:24px; font-weight:900; color:var(--text); line-height:1; }
.stat-hero-lbl  { font-size:11px; color:var(--muted); font-weight:600; margin-top:3px; }

.stats-section {
  background:var(--surface); border-radius:var(--r-lg); padding:18px 16px;
  margin-bottom:14px; border:1.5px solid var(--border); box-shadow:var(--shadow-xs);
}
.stats-section-title {
  font-size:12px; font-weight:800; color:var(--text2); letter-spacing:0.5px;
  margin-bottom:14px; text-transform:uppercase;
}
.stats-loading { color:var(--muted); font-size:13px; text-align:center; padding:20px 0; }

/* 7-Day Bar Chart */
.stats-bar-chart { display:flex; gap:8px; align-items:flex-end; height:120px; }
.bar-col   { flex:1; display:flex; flex-direction:column; align-items:center; gap:4px; height:100%; }
.bar-val   { font-size:10px; font-weight:700; color:var(--uj-navy); min-height:14px; }
.bar-track { flex:1; width:100%; display:flex; align-items:flex-end; }
.bar-fill  {
  width:100%; background:var(--uj-navy-pale); border-radius:4px 4px 0 0;
  min-height:4px; border:1.5px solid rgba(1,33,105,0.12);
}
.bar-fill.today { background:var(--uj-navy); border-color:var(--uj-navy); }
.bar-lbl        { font-size:10px; color:var(--muted); font-weight:600; }
.bar-lbl.today  { color:var(--uj-navy); font-weight:800; }

/* Vocabulary Health */
.vocab-health-row {
  display:grid; grid-template-columns:repeat(4,1fr); gap:8px; margin-bottom:12px;
}
@media (max-width:400px) { .vocab-health-row { grid-template-columns:repeat(2,1fr); } }
.vh-stat { text-align:center; padding:8px 4px; }
.vh-val  { font-size:20px; font-weight:900; line-height:1; margin-bottom:3px; }
.vh-lbl  { font-size:11px; color:var(--muted); font-weight:600; }
.vh-bar-track { display:flex; height:12px; border-radius:var(--r-full); overflow:hidden; border:1px solid var(--border); }
.vh-bar-seg   { height:100%; }

/* Level Progress (detailed) */
.slp-row    { margin-bottom:14px; }
.slp-header { display:flex; align-items:center; gap:8px; margin-bottom:6px; }
.slp-name   { flex:1; font-size:13px; font-weight:600; color:var(--text2); }
.slp-pct    { font-size:13px; font-weight:800; color:var(--uj-navy); }
.slp-track  { height:10px; background:var(--bg3); border-radius:var(--r-full); overflow:hidden; display:flex; margin-bottom:4px; }
.slp-fill-mastered { height:100%; background:#6366f1; }
.slp-fill-learned  { height:100%; background:#22c55e; }
.slp-fill-learning { height:100%; background:#f59e0b; }
.slp-sub    { font-size:11px; color:var(--muted); }

/* Game Performance */
.game-perf-grid { display:grid; grid-template-columns:repeat(4,1fr); gap:8px; }
@media (max-width:400px) { .game-perf-grid { grid-template-columns:repeat(2,1fr); } }
.gp-card { text-align:center; padding:12px 6px; background:var(--bg3); border-radius:var(--r-md); }
.gp-icon { font-size:20px; margin-bottom:4px; }
.gp-val  { font-size:18px; font-weight:900; color:var(--text); line-height:1; }
.gp-lbl  { font-size:10px; color:var(--muted); font-weight:600; margin-top:3px; }

/* Activity Calendar */
.act-calendar-wrap { overflow-x:auto; }
.act-calendar { display:grid; grid-template-columns:repeat(10,1fr); gap:5px; min-width:220px; }
.act-cell     { aspect-ratio:1; border-radius:4px; }
.act-0 { background:var(--bg3); border:1px solid var(--border); }
.act-1 { background:#bbf7d0; border:1px solid #86efac; }
.act-2 { background:#4ade80; border:1px solid #22c55e; }
.act-3 { background:#16a34a; border:1px solid #15803d; }
.act-legend { display:flex; align-items:center; gap:8px; margin-top:8px; font-size:11px; color:var(--muted); }
.act-dot    { display:inline-block; width:12px; height:12px; border-radius:3px; margin-right:2px; }
.act-dot.act-0 { background:var(--bg3); border:1px solid var(--border); }
.act-dot.act-1 { background:#bbf7d0; }
.act-dot.act-2 { background:#4ade80; }
.act-dot.act-3 { background:#16a34a; }

/* ═══════════════════════════════════════════════
   LEVEL JOURNEY BARS
═══════════════════════════════════════════════ */
/* ═══════════════════════════════════════════════
   DUOLINGO-STYLE JOURNEY PATH
═══════════════════════════════════════════════ */
.level-journey-wrap { margin-bottom: 28px; }
.level-journey { min-height: 60px; }
.journey-loading { color: var(--muted); font-size: 14px; padding: 20px 0; text-align: center; }

/* Level header */
.jp-level-header {
  display: flex; align-items: center; gap: 10px;
  margin-bottom: 16px; padding: 0 4px;
}
.jp-level-badge {
  background: var(--uj-navy); color: #fff;
  font-size: 12px; font-weight: 900; padding: 3px 10px;
  border-radius: 20px; letter-spacing: 0.5px;
}
.jp-level-name { font-size: 14px; font-weight: 700; color: var(--text); flex: 1; }
.jp-progress-text { font-size: 12px; color: var(--muted); white-space: nowrap; }

/* Path container */
.jp-path {
  display: flex; flex-direction: column; align-items: center;
  max-width: 320px; margin: 0 auto; padding: 4px 0 16px;
}

/* Node row — winding position */
.jp-node-wrap {
  width: 100%; display: flex; flex-direction: column; align-items: center;
}
.jp-node-wrap.pos-left   { align-items: flex-start; padding-left: 28px; }
.jp-node-wrap.pos-center { align-items: center; }
.jp-node-wrap.pos-right  { align-items: flex-end; padding-right: 28px; }

/* The circular node button */
.jp-node {
  width: 64px; height: 64px; border-radius: 50%; border: none;
  background: #e5e7eb; box-shadow: 0 5px 0 #9ca3af;
  cursor: pointer; display: flex; align-items: center; justify-content: center;
  transition: transform 0.15s; position: relative; flex-shrink: 0;
}
.jp-node:hover:not(.locked) { transform: translateY(-3px); }
.jp-node:active:not(.locked) { transform: translateY(2px); box-shadow: 0 2px 0 #9ca3af; }
.jp-node.done {
  background: var(--uj-navy); box-shadow: 0 5px 0 #010d21;
}
.jp-node.current {
  background: var(--uj-navy); box-shadow: 0 5px 0 #010d21;
  animation: jp-pulse 1.8s ease-in-out infinite;
}
.jp-node.locked { cursor: default; opacity: 0.65; background: #d1d5db; }
.jp-num { font-size: 20px; font-weight: 900; color: #9ca3af; }
.jp-node.current .jp-num { color: #fff; font-size: 22px; }
.jp-node.current .jp-bulldog-current { animation: jp-bounce 1.8s ease-in-out infinite; }
@keyframes jp-bounce { 0%,100% { transform: translateY(0); } 50% { transform: translateY(-4px); } }
.jp-done-img { width: 38px; height: 38px; object-fit: contain; }
.jp-bulldog-happy  { filter: brightness(1.1) drop-shadow(0 2px 4px rgba(0,0,0,0.3)); }
.jp-bulldog-current { filter: brightness(1.15) drop-shadow(0 2px 6px rgba(255,220,0,0.5)); }
.jp-bulldog-sad    { filter: grayscale(1) brightness(0.75) opacity(0.85); }
.jp-lock-icon { position: absolute; bottom: -2px; right: -2px; font-size: 13px; line-height: 1; }
.jp-gb-flag { display: block; width: 36px; height: 26px; border-radius: 3px; }

/* Connector line between nodes */
.jp-connector {
  width: 5px; height: 22px; background: #d1d5db;
  border-radius: 3px; margin: 3px 0; flex-shrink: 0;
}
.jp-connector.done { background: var(--uj-navy); }

/* Mascot + bubble above current node */
.jp-mascot-wrap {
  display: flex; flex-direction: column; align-items: center; margin-bottom: 6px;
}
.jp-here-bubble {
  background: var(--uj-navy); color: #fff;
  font-size: 10px; font-weight: 800; padding: 3px 10px;
  border-radius: 12px; margin-bottom: 4px; white-space: nowrap;
  box-shadow: var(--shadow-sm);
}
.jp-mascot-img {
  width: 48px; height: 48px; object-fit: contain;
  filter: drop-shadow(0 3px 8px rgba(0,0,0,0.3));
  animation: bounce 2.2s ease-in-out infinite;
}

@keyframes jp-pulse {
  0%,100% { box-shadow: 0 5px 0 #010d21, 0 0 0 0 rgba(1,33,105,0.5); }
  50%      { box-shadow: 0 5px 0 #010d21, 0 0 0 10px rgba(1,33,105,0); }
}

/* ═══════════════════════════════════════════════
   ONBOARDING OVERLAY
═══════════════════════════════════════════════ */
#onboarding-overlay {
  position: fixed; inset: 0; z-index: 9998;
  display: flex; align-items: center; justify-content: center; padding: 20px;
}
.onboarding-backdrop {
  position: absolute; inset: 0;
  background: rgba(1,33,105,0.65); backdrop-filter: blur(6px);
}
.onboarding-card {
  position: relative; background: var(--surface);
  border-radius: var(--r-xl); padding: 36px 28px 24px;
  width: 100%; max-width: 400px;
  box-shadow: var(--shadow-lg); animation: fadeUp 0.4s ease both;
  text-align: center;
}
.ob-slide          { display: none; }
.ob-slide.active   { display: block; animation: fadeIn 0.28s ease; }
.ob-emoji          { font-size: 54px; margin-bottom: 14px; line-height: 1; }
.ob-title {
  font-family: var(--font-display); font-size: 24px; font-weight: 900;
  color: var(--text); margin-bottom: 12px; line-height: 1.2;
}
.ob-desc { font-size: 14px; color: var(--text2); line-height: 1.65; }
.ob-levels-row {
  display: flex; align-items: center; justify-content: center;
  gap: 6px; margin-top: 20px; flex-wrap: wrap;
}
.ob-lvl {
  color: #fff; font-size: 11px; font-weight: 800;
  padding: 5px 11px; border-radius: var(--r-full);
}
.ob-arr { color: var(--muted); font-size: 13px; }
.ob-games {
  text-align: left; display: flex; flex-direction: column;
  gap: 10px; margin-top: 14px;
}
.ob-game-row {
  display: flex; align-items: center; gap: 12px;
  background: var(--bg); border-radius: var(--r-md);
  padding: 10px 14px; font-size: 13px;
}
.ob-game-row span { font-size: 20px; flex-shrink: 0; }
.ob-dots {
  display: flex; justify-content: center; gap: 8px;
  margin: 22px 0 18px;
}
.ob-dot {
  width: 8px; height: 8px; border-radius: 50%;
  background: var(--border-md); transition: all 0.25s;
}
.ob-dot.active { background: var(--uj-navy); width: 24px; border-radius: 4px; }
.ob-btns { display: flex; gap: 10px; }
.ob-skip {
  flex: 1; padding: 12px; border-radius: var(--r-md);
  font-size: 14px; font-weight: 600; color: var(--muted);
  border: 1.5px solid var(--border-md); background: none; transition: all 0.18s;
}
.ob-skip:hover { color: var(--text); }
.ob-next {
  flex: 2; padding: 12px; border-radius: var(--r-md);
  font-size: 14px; font-weight: 700;
  background: var(--uj-navy); color: #fff; transition: background 0.18s;
}
.ob-next:hover { background: var(--uj-navy2); }

/* ═══════════════════════════════════════════════
   HERO SECTION & CTA BUTTON
═══════════════════════════════════════════════ */
.hero-section { margin-bottom: 24px; }
.hero-section .dashboard-greeting { margin-bottom: 14px; }

.hero-cta-btn {
  width: 100%; display: flex; align-items: center; gap: 14px;
  background: linear-gradient(135deg, var(--uj-navy) 0%, #1a3a7c 100%);
  color: #fff; border-radius: var(--r-lg); padding: 18px 20px;
  box-shadow: 0 6px 24px rgba(1,33,105,0.30);
  transition: all 0.22s; text-align: left; cursor: pointer; border: none;
}
.hero-cta-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 36px rgba(1,33,105,0.38);
}
.hero-cta-btn:active { transform: translateY(0); }

.hero-cta-icon-wrap {
  width: 50px; height: 50px; border-radius: var(--r-md);
  background: rgba(255,255,255,0.15);
  display: flex; align-items: center; justify-content: center;
  font-size: 22px; flex-shrink: 0;
}
.hero-cta-text  { flex: 1; min-width: 0; }
.hero-cta-title { display: block; font-size: 16px; font-weight: 800; }
.hero-cta-sub   { display: block; font-size: 12px; opacity: 0.72; margin-top: 3px; }
.hero-cta-arrow { font-size: 26px; opacity: 0.55; flex-shrink: 0; font-weight: 300; }

/* ═══════════════════════════════════════════════
   DAILY GOAL WIDGET
═══════════════════════════════════════════════ */
.daily-goal-widget {
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--r-lg); padding: 16px 20px;
  margin-bottom: 28px; box-shadow: var(--shadow-xs);
}
.daily-goal-header {
  display: flex; justify-content: space-between; align-items: center;
  margin-bottom: 10px;
}
.daily-goal-title { font-size: 14px; font-weight: 700; color: var(--text); }
.daily-goal-count { font-size: 13px; font-weight: 800; color: var(--uj-navy); }
.daily-goal-bar {
  height: 10px; background: var(--bg3); border-radius: var(--r-full);
  overflow: hidden; margin-bottom: 8px;
}
.daily-goal-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--uj-navy), var(--uj-red));
  border-radius: var(--r-full);
  transition: width 0.9s cubic-bezier(0.25, 0.46, 0.45, 0.94);
  min-width: 0;
}
.daily-goal-msg      { font-size: 12px; color: var(--muted); }
.daily-goal-msg.done { color: var(--success); font-weight: 600; }

/* ── DOKUNMA HEDEFLERİ (min 44px) ── */
@media (pointer:coarse) {
  .nav-item     { min-height:44px; }
  .btn-primary  { min-height:48px; }
  .btn-logout   { min-height:44px; }
  .auth-tab     { min-height:44px; }
  .form-input, .form-select { min-height:48px; }
  .btn-resend   { min-height:48px; }
  .lang-opt-btn { min-height:48px; }
  .bottom-nav-item { min-height:44px; }
  .match-card   { min-height:68px; }
  .admin-tab    { min-height:44px; }
}

/* ── PUSH NOTIFICATION PROMPT ── */
.notif-prompt {
  position:fixed; bottom:-120px; left:50%; transform:translateX(-50%);
  width:calc(100% - 32px); max-width:420px;
  background:var(--bg2); border:1px solid rgba(255,255,255,0.08);
  border-radius:18px; padding:14px 16px;
  display:flex; align-items:center; gap:12px;
  box-shadow:var(--shadow-lg);
  transition:bottom 0.4s cubic-bezier(0.34,1.56,0.64,1);
  z-index:9000;
}
.notif-prompt.show { bottom:90px; }
.notif-prompt-icon { font-size:28px; flex-shrink:0; }
.notif-prompt-text { flex:1; display:flex; flex-direction:column; gap:2px; }
.notif-prompt-text strong { font-size:14px; color:var(--text); }
.notif-prompt-text span   { font-size:12px; color:var(--muted); }
.notif-prompt-btns { display:flex; flex-direction:column; gap:6px; flex-shrink:0; }
.notif-btn-yes {
  background:var(--uj-red); color:#fff; border:none; border-radius:10px;
  padding:6px 14px; font-size:13px; font-weight:700; cursor:pointer;
}
.notif-btn-no {
  background:transparent; color:var(--muted); border:none;
  padding:4px 8px; font-size:12px; cursor:pointer; text-align:center;
}

/* ── NEW AUTH SCREEN ── */
.btn-google-main {
  width:100%; padding:14px 20px; border-radius:14px;
  background:#fff; color:#1f1f1f; border:1.5px solid #e0e0e0;
  font-size:15px; font-weight:600; cursor:pointer;
  display:flex; align-items:center; justify-content:center; gap:10px;
  box-shadow:0 2px 8px rgba(0,0,0,0.12); transition:all 0.2s;
}
.btn-google-main:hover { box-shadow:0 4px 16px rgba(0,0,0,0.18); transform:translateY(-1px); }

.auth-divider {
  display:flex; align-items:center; gap:12px;
  margin:16px 0; color:var(--muted); font-size:13px;
}
.auth-divider::before,.auth-divider::after {
  content:''; flex:1; height:1px; background:rgba(255,255,255,0.1);
}

.btn-guest-main {
  width:100%; padding:13px 20px; border-radius:14px;
  background:rgba(255,255,255,0.06); color:var(--text);
  border:1.5px solid rgba(255,255,255,0.12);
  font-size:15px; font-weight:600; cursor:pointer;
  transition:all 0.2s;
}
.btn-guest-main:hover { background:rgba(255,255,255,0.1); }
.btn-guest-main:disabled { opacity:0.5; cursor:default; }

.auth-guest-note {
  font-size:11px; color:var(--muted); text-align:center;
  margin:10px 0 16px; line-height:1.5;
}

.auth-email-toggle { text-align:center; }
.auth-email-link {
  background:none; border:none; color:var(--muted);
  font-size:12px; cursor:pointer; text-decoration:underline;
  padding:4px 8px;
}

/* ── SAVE PROGRESS BANNER ── */
.save-progress-banner {
  position:fixed; bottom:-130px; left:50%; transform:translateX(-50%);
  width:calc(100% - 32px); max-width:420px;
  background:linear-gradient(135deg,var(--uj-navy),#1e3a5f);
  border:1.5px solid rgba(255,255,255,0.15);
  border-radius:18px; padding:16px;
  display:flex; align-items:center; gap:12px;
  box-shadow:var(--shadow-lg);
  transition:bottom 0.4s cubic-bezier(0.34,1.56,0.64,1);
  z-index:8500;
}
.save-progress-banner.show { bottom:90px; }
.spb-icon { font-size:28px; flex-shrink:0; }
.spb-text { flex:1; display:flex; flex-direction:column; gap:3px; }
.spb-text strong { font-size:14px; color:#fff; }
.spb-text span   { font-size:11px; color:rgba(255,255,255,0.7); }
.spb-btns { display:flex; flex-direction:column; gap:6px; flex-shrink:0; }
.spb-btn-yes {
  background:var(--uj-red); color:#fff; border:none; border-radius:10px;
  padding:7px 12px; font-size:12px; font-weight:700; cursor:pointer; white-space:nowrap;
}
.spb-btn-no {
  background:transparent; color:rgba(255,255,255,0.5); border:none;
  padding:4px; font-size:11px; cursor:pointer; text-align:center;
}

/* ── PROFILE LINK GOOGLE ── */
.btn-link-google {
  width:100%; padding:13px 16px; border-radius:14px; margin-bottom:12px;
  background:linear-gradient(135deg,#4285f4,#1a73e8); color:#fff;
  border:none; font-size:14px; font-weight:700; cursor:pointer;
  display:flex; align-items:center; justify-content:center; gap:8px;
  box-shadow:0 4px 12px rgba(66,133,244,0.4);
}