/* =============================================================
   LETESH — standalone language-learning app (purple/indigo accent)
   Fully self-contained; does NOT depend on the portfolio stylesheet.
============================================================= */

:root {
  --la-bg:        #0a0e1a;
  --la-surface:   #131a2e;
  --la-surface2:  #1b2440;
  --la-border:    #2c3553;
  --la-text:      #e9ecf5;
  --la-muted:     #98a0b8;
  --la-accent:    #a78bfa;
  --la-accent2:   #c4b5fd;
  --la-accent-dim:#7c6cd6;
  --la-accent-glow: rgba(167, 139, 250, 0.18);
  --la-success:   #34d399;
  --la-warning:   #fbbf24;
  --la-danger:    #fb7185;
  --la-info:      #60a5fa;
  --font: 'Inter', system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
  --mono: 'JetBrains Mono', ui-monospace, SFMono-Regular, Menlo, monospace;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--font);
  background: var(--la-bg);
  color: var(--la-text);
  line-height: 1.6;
  font-size: 16px;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}
a { color: var(--la-accent2); text-decoration: none; }
a:hover { text-decoration: underline; }

.container { max-width: 1080px; margin: 0 auto; padding: 0 24px; }

/* =============================================================
   APP TOP BAR (replaces portfolio nav)
============================================================= */
.app-bar {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(10, 14, 26, 0.85);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--la-border);
}
.app-bar-inner {
  max-width: 1080px;
  margin: 0 auto;
  padding: 0 24px;
  height: 64px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.app-brand {
  display: inline-flex;
  align-items: baseline;
  gap: 10px;
  text-decoration: none;
  color: var(--la-text);
  transition: opacity 0.15s;
}
.app-brand:hover { opacity: 0.85; text-decoration: none; }
.brand-mark {
  font-size: 1.4rem;
  line-height: 1;
  filter: drop-shadow(0 0 12px rgba(167,139,250,0.4));
}
.brand-name {
  font-family: var(--font);
  font-size: 1.35rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  background: linear-gradient(135deg, var(--la-accent) 0%, var(--la-accent2) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.brand-tag {
  font-family: var(--mono);
  font-size: 0.72rem;
  color: var(--la-muted);
  text-transform: uppercase;
  letter-spacing: 1.5px;
  padding: 3px 8px;
  border: 1px solid var(--la-border);
  border-radius: 4px;
}
@media (max-width: 540px) { .brand-tag { display: none; } }

.app-bar-right {
  display: flex;
  align-items: center;
  gap: 10px;
}

/* Header auth buttons */
.auth-buttons {
  display: flex;
  align-items: center;
  gap: 6px;
}
/* HTML `hidden` attribute would normally set display:none via UA stylesheet,
   but our explicit display:flex overrides it. Be explicit. */
.auth-buttons[hidden],
.user-menu[hidden] { display: none !important; }
.header-btn {
  display: inline-flex;
  align-items: center;
  padding: 8px 14px;
  border-radius: 8px;
  font-family: var(--font);
  font-size: 0.85rem;
  font-weight: 600;
  cursor: pointer;
  transition: background 0.15s, border-color 0.15s, color 0.15s;
  border: 1px solid transparent;
}
.header-btn-ghost {
  background: transparent;
  color: var(--la-text);
  border-color: var(--la-border);
}
.header-btn-ghost:hover { border-color: var(--la-accent); background: var(--la-accent-glow); }
.header-btn-primary {
  background: linear-gradient(180deg, var(--la-accent) 0%, var(--la-accent-dim) 100%);
  color: #1a1430;
  border-color: transparent;
  box-shadow: 0 4px 14px var(--la-accent-glow);
}
.header-btn-primary:hover { filter: brightness(1.08); }
@media (max-width: 540px) {
  .header-btn-ghost { display: none; }
  .header-btn { padding: 7px 12px; font-size: 0.8rem; }
}

/* User menu (when signed in) */
.user-menu { position: relative; }
.user-chip {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--la-surface);
  border: 1px solid var(--la-border);
  border-radius: 22px;
  padding: 4px 10px 4px 4px;
  cursor: pointer;
  transition: border-color 0.15s, background 0.15s;
  max-width: 220px;
}
.user-chip:hover { border-color: var(--la-accent); background: var(--la-accent-glow); }
.user-avatar {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--la-accent) 0%, var(--la-accent-dim) 100%);
  color: #1a1430;
  font-weight: 700;
  font-size: 0.85rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.user-email {
  font-family: var(--font);
  font-size: 0.82rem;
  color: var(--la-text);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  max-width: 160px;
}
.user-caret {
  font-size: 0.7rem;
  color: var(--la-muted);
  transition: transform 0.2s;
}
.user-chip[aria-expanded="true"] .user-caret { transform: rotate(180deg); }
@media (max-width: 600px) {
  .user-email { display: none; }
}

.user-dropdown {
  position: absolute;
  top: calc(100% + 6px);
  right: 0;
  list-style: none;
  background: var(--la-surface2);
  border: 1px solid var(--la-border);
  border-radius: 10px;
  padding: 5px;
  min-width: 180px;
  box-shadow: 0 10px 28px rgba(0,0,0,0.5);
  z-index: 200;
}
.user-dropdown[hidden] { display: none; }
.user-dropdown li { list-style: none; }
.user-dropdown li a,
.user-dropdown li button {
  width: 100%;
  display: block;
  background: transparent;
  border: none;
  color: var(--la-text);
  font-family: var(--font);
  font-size: 0.88rem;
  padding: 9px 12px;
  border-radius: 6px;
  cursor: pointer;
  text-align: left;
  text-decoration: none;
  transition: background 0.15s;
}
.user-dropdown li a:hover,
.user-dropdown li button:hover { background: var(--la-accent-glow); text-decoration: none; }
.user-dropdown li button { color: var(--la-danger); }

/* =============================================================
   LANGUAGE SWITCHER (self-contained, no longer inherited from portfolio)
============================================================= */
.lang-switcher { position: relative; }

.lang-current {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--la-surface);
  border: 1px solid var(--la-border);
  border-radius: 8px;
  color: var(--la-text);
  font-family: var(--mono);
  font-size: 0.8rem;
  font-weight: 500;
  padding: 7px 11px;
  cursor: pointer;
  transition: border-color 0.15s, background 0.15s;
}
.lang-current:hover { border-color: var(--la-accent); background: var(--la-accent-glow); }
.lang-current[aria-expanded="true"] { border-color: var(--la-accent); background: var(--la-accent-glow); }

.lang-flag {
  width: 22px;
  height: 15px;
  display: inline-block;
  border-radius: 2px;
  overflow: hidden;
  flex-shrink: 0;
  box-shadow: 0 0 0 1px rgba(255,255,255,0.08);
}
.lang-flag svg { width: 100%; height: 100%; display: block; }

.lang-code { letter-spacing: 0.5px; }
.lang-caret {
  font-size: 0.7rem;
  color: var(--la-muted);
  transition: transform 0.2s;
}
.lang-current[aria-expanded="true"] .lang-caret { transform: rotate(180deg); }

.lang-menu {
  position: absolute;
  top: calc(100% + 6px);
  right: 0;
  list-style: none;
  background: var(--la-surface2);
  border: 1px solid var(--la-border);
  border-radius: 10px;
  padding: 5px;
  min-width: 180px;
  box-shadow: 0 10px 28px rgba(0,0,0,0.5);
  z-index: 200;
}
.lang-menu[hidden] { display: none; }
.lang-menu li button {
  width: 100%;
  display: flex;
  align-items: center;
  gap: 10px;
  background: transparent;
  border: none;
  color: var(--la-text);
  font-family: var(--font);
  font-size: 0.88rem;
  padding: 8px 10px;
  border-radius: 6px;
  cursor: pointer;
  text-align: left;
  transition: background 0.15s;
}
.lang-menu li button:hover { background: var(--la-accent-glow); }
.lang-menu li[aria-selected="true"] button {
  background: var(--la-accent-glow); color: var(--la-accent2); font-weight: 600;
}

/* =============================================================
   FOOTER
============================================================= */
.app-footer {
  margin-top: auto;
  padding: 28px 0 36px;
  border-top: 1px solid var(--la-border);
  background: linear-gradient(180deg, var(--la-bg) 0%, var(--la-surface) 100%);
}
.app-footer .container {
  text-align: center;
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.app-footer .footer-brand {
  font-size: 0.92rem;
  color: var(--la-text);
}
.app-footer .footer-brand strong {
  background: linear-gradient(135deg, var(--la-accent) 0%, var(--la-accent2) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  font-weight: 700;
}
.app-footer .footer-meta {
  font-size: 0.78rem;
  color: var(--la-muted);
  font-family: var(--mono);
}
.app-footer .footer-meta a { color: var(--la-accent2); }

/* Subtle starfield-like background gradient */
.app-section {
  flex: 1;
  padding: 40px 0 80px;
  background:
    radial-gradient(ellipse 60% 40% at 80% 0%, rgba(167,139,250,0.08), transparent 60%),
    radial-gradient(ellipse 50% 35% at 10% 90%, rgba(96,165,250,0.06), transparent 60%),
    var(--la-bg);
}

.app-section .container { max-width: 1080px; }

.app-section h1, .app-section h2, .app-section h3 { color: var(--la-text); }
.app-section p, .app-section .muted-msg { color: var(--la-muted); }
.app-section .breadcrumbs { color: var(--la-muted); margin-bottom: 14px; }
.app-section .breadcrumbs a { color: var(--la-muted); }
.app-section .breadcrumbs a:hover { color: var(--la-accent); }

.app-breadcrumbs {
  font-family: var(--mono);
  font-size: 0.82rem;
  color: var(--la-muted);
  margin-bottom: 18px;
  letter-spacing: 0.3px;
}
.app-breadcrumbs a { color: var(--la-muted); }
.app-breadcrumbs a:hover { color: var(--la-accent); }
.app-breadcrumbs .sep { margin: 0 8px; opacity: 0.5; }

/* Tabs */
.app-tabs {
  display: inline-flex;
  gap: 4px;
  background: var(--la-surface);
  border: 1px solid var(--la-border);
  border-radius: 12px;
  padding: 5px;
  margin-top: 22px;
  margin-bottom: 6px;
  box-shadow: 0 4px 16px rgba(0,0,0,0.25);
}
.app-tab {
  background: transparent;
  border: none;
  color: var(--la-muted);
  font-family: var(--font);
  font-size: 0.88rem;
  font-weight: 500;
  padding: 9px 22px;
  border-radius: 8px;
  cursor: pointer;
  transition: background 0.15s, color 0.15s;
}
.app-tab:hover { color: var(--la-text); }
.app-tab.active {
  background: var(--la-accent);
  color: #1a1430;
  box-shadow: 0 0 16px var(--la-accent-glow);
}

.app-content { margin-top: 24px; min-height: 480px; }
.app-loading { color: var(--la-muted); }
.muted-msg { color: var(--la-muted); }

/* Stats banner */
.stats-banner {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 14px;
  margin-bottom: 32px;
}
.stat-box {
  background: linear-gradient(180deg, var(--la-surface) 0%, var(--la-surface2) 100%);
  border: 1px solid var(--la-border);
  border-radius: 14px;
  padding: 20px 18px;
  text-align: center;
  box-shadow: 0 4px 16px rgba(0,0,0,0.2);
}
.stat-num {
  font-family: var(--mono);
  font-size: 1.9rem;
  font-weight: 700;
  color: var(--la-accent2);
  line-height: 1;
}
.stat-num.due { color: var(--la-warning); }
.stat-num.streak { color: var(--la-danger); }
.stat-num.learned { color: var(--la-success); }
.stat-lbl {
  font-size: 0.7rem;
  color: var(--la-muted);
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-top: 6px;
}
@media (max-width: 600px) { .stats-banner { grid-template-columns: repeat(2, 1fr); } }

/* Deck grid */
.deck-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 16px;
}
.deck-card {
  position: relative;
  background: linear-gradient(180deg, var(--la-surface) 0%, var(--la-surface2) 100%);
  border: 1px solid var(--la-border);
  border-radius: 14px;
  padding: 20px 22px 18px 26px;
  text-decoration: none;
  color: inherit;
  transition: transform 0.15s, border-color 0.2s, box-shadow 0.2s;
  display: block;
  overflow: hidden;
}
.deck-card:hover {
  border-color: var(--la-accent);
  transform: translateY(-3px);
  box-shadow: 0 12px 32px var(--la-accent-glow);
  text-decoration: none;
}
.deck-card-bar {
  position: absolute; top: 0; left: 0; bottom: 0; width: 5px;
  background: var(--la-accent);
  border-radius: 14px 0 0 14px;
}
.deck-card h3 { font-size: 1.02rem; font-weight: 600; margin-bottom: 5px; color: var(--la-text); }
.deck-card .deck-desc { font-size: 0.86rem; color: var(--la-muted); line-height: 1.5; margin-bottom: 12px; }
.deck-card .deck-meta {
  display: flex; gap: 14px;
  font-family: var(--mono); font-size: 0.74rem;
  color: var(--la-muted); flex-wrap: wrap;
}
.deck-card .deck-meta .due { color: var(--la-warning); }
.deck-card .deck-meta .new { color: var(--la-accent2); }

/* Deck detail header */
.deck-detail-head {
  display: flex; align-items: flex-start; justify-content: space-between;
  gap: 16px; margin-bottom: 28px; flex-wrap: wrap;
}
.deck-detail-head .info h2 { font-size: 1.5rem; font-weight: 700; margin-bottom: 4px; }
.deck-detail-head .info p { color: var(--la-muted); font-size: 0.92rem; }
.deck-detail-head .actions { display: flex; gap: 8px; flex-wrap: wrap; }

/* Buttons */
.btn-app {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 10px 20px; border: none; border-radius: 10px;
  font-family: var(--font); font-size: 0.9rem; font-weight: 600;
  cursor: pointer; text-decoration: none; color: inherit;
  transition: background 0.15s, opacity 0.15s, transform 0.1s, border-color 0.15s;
}
.btn-app:disabled { opacity: 0.5; cursor: not-allowed; }
.btn-app:active:not(:disabled) { transform: translateY(1px); }
.btn-app-primary {
  background: linear-gradient(180deg, var(--la-accent) 0%, var(--la-accent-dim) 100%);
  color: #1a1430;
  box-shadow: 0 4px 14px var(--la-accent-glow);
}
.btn-app-primary:hover:not(:disabled) { filter: brightness(1.1); text-decoration: none; }
.btn-app-outline {
  background: transparent; color: var(--la-text); border: 1px solid var(--la-border);
}
.btn-app-outline:hover:not(:disabled) {
  border-color: var(--la-accent); background: var(--la-accent-glow); text-decoration: none;
}
.btn-app-ghost {
  background: transparent; color: var(--la-muted); border: 1px solid transparent;
}
.btn-app-ghost:hover:not(:disabled) { color: var(--la-text); background: var(--la-surface); }
.btn-app-danger { background: #be3a3a; color: #fff; }
.btn-app-danger:hover:not(:disabled) { background: #d54d4d; }
.btn-app .big-btn, .big-btn { padding: 14px 30px; font-size: 1rem; }
.btn-sm { padding: 6px 12px; font-size: 0.8rem; }

/* Card list */
.card-search {
  width: 100%;
  background: var(--la-surface);
  border: 1px solid var(--la-border);
  border-radius: 10px;
  padding: 11px 16px;
  color: var(--la-text);
  font-family: var(--font); font-size: 0.92rem;
  margin-bottom: 14px;
}
.card-search:focus { outline: none; border-color: var(--la-accent); box-shadow: 0 0 0 3px var(--la-accent-glow); }

.card-list {
  display: flex; flex-direction: column; gap: 6px;
}
.card-row {
  display: grid; grid-template-columns: 1.4fr 1.2fr auto auto;
  gap: 14px; align-items: center;
  background: var(--la-surface); border: 1px solid var(--la-border);
  border-radius: 10px; padding: 11px 16px;
  font-size: 0.92rem;
}
.card-row .en { font-weight: 600; color: var(--la-text); }
.card-row .cs { color: var(--la-muted); }
.card-row .badge {
  font-family: var(--mono); font-size: 0.7rem;
  padding: 3px 8px; border-radius: 5px; border: 1px solid var(--la-border);
  color: var(--la-muted); letter-spacing: 0.4px;
}
.card-row .badge.due { color: var(--la-warning); border-color: var(--la-warning); background: rgba(251,191,36,0.08); }
.card-row .badge.new { color: var(--la-accent2); border-color: var(--la-accent); background: var(--la-accent-glow); }
.card-row .row-actions { display: flex; gap: 4px; }
.card-row .icon-btn {
  background: transparent; border: none; color: var(--la-muted);
  cursor: pointer; padding: 5px 7px; border-radius: 5px;
  font-size: 1rem; transition: color 0.15s, background 0.15s;
}
.card-row .icon-btn:hover { color: var(--la-text); background: var(--la-surface2); }
.card-row .icon-btn.danger:hover { color: var(--la-danger); }
@media (max-width: 600px) {
  .card-row { grid-template-columns: 1fr auto; gap: 8px; }
  .card-row .cs, .card-row .badge { display: none; }
}

/* =============================================================
   SESSION CONFIG (pick exercise + direction before study)
============================================================= */
.session-config-wrap { max-width: 760px; margin: 0 auto; }
.session-config-body { animation: fadeUp 0.2s ease; }
.config-title { font-size: 1.6rem; font-weight: 700; margin-bottom: 6px; }
.config-sub { color: var(--la-muted); margin-bottom: 28px; }
.config-section {
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  color: var(--la-muted);
  margin-bottom: 14px;
  font-weight: 600;
}

.ex-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 12px;
  margin-bottom: 36px;
}
.ex-card {
  background: var(--la-surface);
  border: 2px solid var(--la-border);
  border-radius: 14px;
  padding: 18px 16px 14px;
  cursor: pointer;
  text-align: left;
  font-family: var(--font);
  color: var(--la-text);
  transition: all 0.15s;
}
.ex-card:hover { border-color: var(--la-accent); transform: translateY(-2px); }
.ex-card.selected {
  border-color: var(--la-accent);
  background: var(--la-accent-glow);
  box-shadow: 0 0 0 4px rgba(167,139,250,0.15), 0 8px 24px var(--la-accent-glow);
}
.ex-icon { font-size: 1.7rem; margin-bottom: 8px; }
.ex-name { font-weight: 600; font-size: 1rem; margin-bottom: 4px; }
.ex-desc { font-size: 0.82rem; color: var(--la-muted); line-height: 1.45; }

.dir-row {
  display: flex; gap: 8px; flex-wrap: wrap;
  margin-bottom: 36px;
}
.dir-pill {
  background: var(--la-surface); border: 2px solid var(--la-border);
  color: var(--la-text); font-family: var(--font); font-size: 0.9rem;
  padding: 10px 20px; border-radius: 24px; cursor: pointer;
  transition: all 0.15s;
}
.dir-pill:hover { border-color: var(--la-accent); }
.dir-pill.selected {
  border-color: var(--la-accent); background: var(--la-accent-glow);
  color: var(--la-accent2); font-weight: 600;
}

.session-config-actions {
  display: flex; gap: 10px; justify-content: flex-end; margin-top: 12px;
}

/* =============================================================
   STUDY SCREEN
============================================================= */
.study-wrap { max-width: 640px; margin: 0 auto; }

.study-header { margin-bottom: 24px; }
.study-progress-bar {
  height: 6px; background: var(--la-surface);
  border-radius: 3px; overflow: hidden;
  margin-bottom: 10px;
}
.study-progress-bar > div {
  height: 100%;
  background: linear-gradient(90deg, var(--la-accent) 0%, var(--la-accent2) 100%);
  transition: width 0.3s ease;
}
.study-meta {
  display: flex; gap: 10px; align-items: center; flex-wrap: wrap;
  font-family: var(--mono); font-size: 0.78rem; color: var(--la-muted);
}
.ex-pill {
  background: var(--la-surface);
  border: 1px solid var(--la-border);
  padding: 3px 10px; border-radius: 12px;
  color: var(--la-accent2);
}
.dir-pill-mini {
  background: var(--la-surface);
  border: 1px solid var(--la-border);
  padding: 3px 10px; border-radius: 12px;
}
.progress-num { margin-left: auto; }

.flashcard {
  background: linear-gradient(180deg, var(--la-surface) 0%, var(--la-surface2) 100%);
  border: 1px solid var(--la-border);
  border-radius: 18px;
  padding: 44px 28px;
  margin-bottom: 16px;
  box-shadow: 0 12px 36px rgba(0,0,0,0.35);
  animation: fadeUp 0.25s ease;
}
.flashcard.front-block { text-align: center; }
.flashcard.answer-block { text-align: center; padding: 32px 28px; }
.flashcard .word {
  font-size: 2.4rem;
  font-weight: 700;
  margin-bottom: 12px;
  word-wrap: break-word;
  line-height: 1.2;
}
.flashcard .pron {
  font-family: var(--mono);
  font-size: 0.95rem;
  color: var(--la-muted);
  margin-bottom: 6px;
}
.flashcard .answer {
  font-size: 1.8rem;
  font-weight: 600;
  color: var(--la-accent2);
  margin-bottom: 12px;
  word-wrap: break-word;
}
.flashcard .hint {
  font-size: 0.92rem;
  color: var(--la-muted);
  font-style: italic;
  margin-top: 10px;
}
.flashcard .examples {
  text-align: left;
  font-size: 0.88rem;
  color: var(--la-muted);
  background: var(--la-bg);
  border-left: 3px solid var(--la-accent);
  padding: 12px 16px;
  border-radius: 6px;
  margin-top: 16px;
}
.flashcard .examples div { margin-bottom: 4px; }

.audio-btn {
  background: transparent;
  border: 1.5px solid var(--la-border);
  color: var(--la-muted);
  border-radius: 50%;
  width: 42px; height: 42px;
  display: inline-flex; align-items: center; justify-content: center;
  cursor: pointer; font-size: 1.05rem; margin-left: 14px;
  vertical-align: middle;
  transition: color 0.15s, border-color 0.15s, background 0.15s;
}
.audio-btn:hover {
  color: var(--la-accent2); border-color: var(--la-accent);
  background: var(--la-accent-glow);
}

.study-actions {
  display: flex; gap: 10px; justify-content: center;
  flex-wrap: wrap; margin-top: 20px;
}
.study-actions.grades { gap: 8px; }

.grade-btn {
  flex: 1; min-width: 95px;
  padding: 14px 10px;
  border: 2px solid var(--la-border);
  border-radius: 12px;
  background: var(--la-surface);
  color: var(--la-text);
  font-family: var(--font); font-weight: 600; font-size: 0.95rem;
  cursor: pointer;
  display: flex; flex-direction: column; align-items: center; gap: 5px;
  transition: all 0.15s;
}
.grade-btn:hover { transform: translateY(-3px); box-shadow: 0 6px 18px rgba(0,0,0,0.25); }
.grade-btn .grade-interval {
  font-family: var(--mono); font-size: 0.7rem;
  font-weight: 400; color: var(--la-muted); letter-spacing: 0.3px;
}
.grade-btn.again { border-color: var(--la-danger); color: var(--la-danger); }
.grade-btn.again:hover { background: rgba(251,113,133,0.12); }
.grade-btn.hard  { border-color: var(--la-warning); color: var(--la-warning); }
.grade-btn.hard:hover  { background: rgba(251,191,36,0.12); }
.grade-btn.good  { border-color: var(--la-success); color: var(--la-success); }
.grade-btn.good:hover  { background: rgba(52,211,153,0.12); }
.grade-btn.easy  { border-color: var(--la-accent2); color: var(--la-accent2); }
.grade-btn.easy:hover  { background: var(--la-accent-glow); }

/* Multiple-choice options */
.mc-options {
  display: grid; gap: 10px; margin-bottom: 16px;
  grid-template-columns: 1fr 1fr;
}
@media (max-width: 540px) { .mc-options { grid-template-columns: 1fr; } }
.mc-option {
  background: var(--la-surface);
  border: 2px solid var(--la-border);
  border-radius: 12px;
  padding: 16px 18px;
  font-family: var(--font); font-size: 1rem; font-weight: 500;
  color: var(--la-text);
  cursor: pointer;
  text-align: left;
  transition: all 0.15s;
  word-break: break-word;
}
.mc-option:hover:not(:disabled) {
  border-color: var(--la-accent);
  background: var(--la-accent-glow);
  transform: translateY(-1px);
}
.mc-option.correct {
  border-color: var(--la-success);
  background: rgba(52,211,153,0.16);
  color: var(--la-success);
}
.mc-option.wrong {
  border-color: var(--la-danger);
  background: rgba(251,113,133,0.16);
  color: var(--la-danger);
}

.mc-after, .type-after {
  margin-top: 18px;
  display: flex; flex-direction: column; gap: 10px; align-items: stretch;
}
.verdict {
  padding: 12px 16px; border-radius: 10px;
  font-weight: 600; font-size: 0.95rem;
}
.verdict.good { background: rgba(52,211,153,0.15); color: var(--la-success); border: 1px solid var(--la-success); }
.verdict.bad  { background: rgba(251,113,133,0.15); color: var(--la-danger); border: 1px solid var(--la-danger); }
.verdict.near { background: rgba(251,191,36,0.15); color: var(--la-warning); border: 1px solid var(--la-warning); }

/* Typing exercise */
.type-input {
  width: 100%;
  background: var(--la-surface);
  border: 2px solid var(--la-border);
  border-radius: 12px;
  padding: 14px 18px;
  color: var(--la-text);
  font-family: var(--font); font-size: 1.1rem;
  margin-bottom: 8px;
}
.type-input:focus { outline: none; border-color: var(--la-accent); box-shadow: 0 0 0 4px var(--la-accent-glow); }

/* Listen exercise */
.listen-block {
  text-align: center; padding: 36px 24px;
}
.listen-prompt {
  font-size: 1rem; color: var(--la-muted); margin-bottom: 18px;
}
.listen-btn {
  background: var(--la-accent-glow);
  border: 2px solid var(--la-accent);
  color: var(--la-accent2);
  border-radius: 14px;
  padding: 22px 32px;
  font-family: var(--font); font-size: 1.1rem; font-weight: 600;
  display: inline-flex; align-items: center; gap: 14px;
  cursor: pointer;
  transition: all 0.15s;
}
.listen-btn:hover { background: rgba(167,139,250,0.28); transform: translateY(-2px); }
.listen-icon { font-size: 1.4rem; }

/* Session end */
.session-end {
  text-align: center; padding: 80px 20px;
}
.session-end .big {
  font-size: 4rem; margin-bottom: 18px;
  animation: pop 0.5s ease;
}
.session-end h3 { font-size: 1.5rem; margin-bottom: 8px; }
.session-end p { color: var(--la-muted); margin-bottom: 26px; }
.session-end .actions {
  display: flex; gap: 10px; justify-content: center; flex-wrap: wrap;
}
@keyframes pop {
  0% { transform: scale(0.5); opacity: 0; }
  60% { transform: scale(1.15); opacity: 1; }
  100% { transform: scale(1); }
}
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(8px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* =============================================================
   STATS SCREEN
============================================================= */
.stats-screen .deck-progress-list { margin-top: 36px; }
.stats-screen .deck-progress-list h3 { font-size: 1rem; margin-bottom: 14px; color: var(--la-text); }
.stats-screen .deck-progress-row {
  background: var(--la-surface);
  border: 1px solid var(--la-border);
  border-radius: 10px;
  padding: 14px 18px; margin-bottom: 8px;
}
.stats-screen .row-top {
  display: flex; justify-content: space-between; align-items: center;
  margin-bottom: 8px;
}
.stats-screen .name { font-weight: 600; color: var(--la-text); }
.stats-screen .progress-num {
  font-family: var(--mono); font-size: 0.82rem; color: var(--la-muted);
}
.stats-screen .row-bar {
  height: 6px; background: var(--la-bg); border-radius: 3px; overflow: hidden;
}
.stats-screen .row-bar > div { height: 100%; transition: width 0.3s; }

/* =============================================================
   SETTINGS SCREEN
============================================================= */
.settings-screen { display: flex; flex-direction: column; gap: 16px; }

.settings-block {
  background: linear-gradient(180deg, var(--la-surface) 0%, var(--la-surface2) 100%);
  border: 1px solid var(--la-border);
  border-radius: 14px;
  padding: 24px 26px;
}
.settings-block.danger-block { border-color: rgba(251,113,133,0.3); }
.settings-block h3 { font-size: 1.05rem; margin-bottom: 12px; color: var(--la-text); }
.settings-block p {
  color: var(--la-muted); font-size: 0.9rem; line-height: 1.6;
  margin-bottom: 14px;
}
.settings-block p strong, .settings-block p a { color: var(--la-text); }

.settings-block .field { margin-top: 14px; }
.settings-block .field label {
  display: block;
  font-size: 0.78rem; color: var(--la-muted);
  margin-bottom: 6px; text-transform: uppercase; letter-spacing: 0.5px;
  font-weight: 600;
}
.settings-block .check-field {
  display: flex; align-items: center; gap: 10px;
}
.settings-block .check-field label {
  text-transform: none; letter-spacing: 0; font-weight: 400;
  margin-bottom: 0; font-size: 0.92rem; color: var(--la-text);
}
.settings-block .check-field input[type="checkbox"] {
  width: 18px; height: 18px; accent-color: var(--la-accent);
  cursor: pointer;
}
.settings-block select, .settings-block input[type="text"] {
  background: var(--la-bg); border: 1px solid var(--la-border);
  border-radius: 8px; color: var(--la-text);
  padding: 9px 12px; font-family: var(--font); font-size: 0.92rem;
  margin-right: 8px;
}
.settings-block select:focus, .settings-block input:focus {
  outline: none; border-color: var(--la-accent);
}
.settings-block textarea {
  width: 100%; min-height: 140px;
  background: var(--la-bg); border: 1px solid var(--la-border);
  border-radius: 8px; color: var(--la-text);
  font-family: var(--mono); font-size: 0.85rem;
  padding: 12px; resize: vertical;
}
.settings-block textarea:focus { outline: none; border-color: var(--la-accent); }
.settings-block .row {
  display: flex; align-items: center; gap: 8px; flex-wrap: wrap;
  margin-top: 14px;
}

.rate-row {
  display: flex; align-items: center; gap: 14px;
}
.rate-row input[type="range"] {
  flex: 1; max-width: 320px; accent-color: var(--la-accent);
}
.rate-label {
  font-family: var(--mono); font-size: 0.9rem;
  color: var(--la-accent2); min-width: 50px;
}

.radio-row { display: flex; flex-wrap: wrap; gap: 8px; }
.radio-pill {
  display: inline-flex; align-items: center; gap: 6px;
  background: var(--la-bg); border: 1.5px solid var(--la-border);
  border-radius: 22px; padding: 7px 14px;
  cursor: pointer; transition: all 0.15s;
  font-size: 0.88rem; color: var(--la-muted);
}
.radio-pill input[type="radio"] {
  appearance: none; -webkit-appearance: none;
  width: 14px; height: 14px; border-radius: 50%;
  border: 2px solid var(--la-border); margin: 0;
  position: relative; cursor: pointer;
}
.radio-pill input[type="radio"]:checked {
  border-color: var(--la-accent); background: var(--la-accent);
}
.radio-pill input[type="radio"]:checked::after {
  content: ''; position: absolute; inset: 2px;
  border-radius: 50%; background: var(--la-bg);
}
.radio-pill:hover { border-color: var(--la-accent); color: var(--la-text); }
.radio-pill:has(input:checked) {
  border-color: var(--la-accent); background: var(--la-accent-glow);
  color: var(--la-accent2); font-weight: 600;
}

.deck-mgmt-list { margin-top: 14px; display: flex; flex-direction: column; gap: 4px; }
.deck-mgmt-row {
  display: grid;
  grid-template-columns: 12px 1fr auto auto;
  gap: 12px; align-items: center;
  padding: 8px 10px;
  border-radius: 6px;
  font-size: 0.9rem;
}
.deck-mgmt-row:hover { background: var(--la-bg); }
.deck-mgmt-row.top { font-weight: 600; margin-top: 6px; }
.color-dot { width: 12px; height: 12px; border-radius: 3px; }
.deck-mgmt-name { color: var(--la-text); }
.deck-mgmt-count { font-family: var(--mono); font-size: 0.78rem; color: var(--la-muted); }

/* =============================================================
   MODAL
============================================================= */
.modal-backdrop {
  position: fixed; inset: 0;
  background: rgba(0,0,0,0.75);
  backdrop-filter: blur(4px);
  display: flex; align-items: center; justify-content: center;
  z-index: 1000; padding: 20px;
  animation: fadeIn 0.15s ease;
}
@keyframes fadeIn { from { opacity: 0; } to { opacity: 1; } }
.modal {
  position: relative;
  background: var(--la-surface);
  border: 1px solid var(--la-border);
  border-radius: 16px;
  padding: 28px 30px;
  max-width: 520px; width: 100%;
  max-height: 90vh; overflow-y: auto;
  box-shadow: 0 24px 64px rgba(0,0,0,0.7);
  animation: fadeUp 0.2s ease;
}

.modal-close {
  position: absolute;
  top: 12px;
  right: 12px;
  background: transparent;
  border: none;
  color: var(--la-muted);
  font-size: 1.6rem;
  line-height: 1;
  width: 34px;
  height: 34px;
  border-radius: 50%;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 0.15s, color 0.15s;
  padding: 0;
  z-index: 1;
}
.modal-close:hover {
  background: var(--la-surface2);
  color: var(--la-text);
}
.modal h3 { font-size: 1.2rem; margin-bottom: 20px; color: var(--la-text); }
.modal .field { margin-bottom: 14px; }
.modal .field label {
  display: block; font-size: 0.78rem;
  color: var(--la-muted); margin-bottom: 6px;
  text-transform: uppercase; letter-spacing: 0.5px; font-weight: 600;
}
.modal .field input,
.modal .field textarea,
.modal .field select {
  width: 100%; background: var(--la-bg); border: 1px solid var(--la-border);
  border-radius: 8px; color: var(--la-text);
  padding: 10px 13px; font-family: var(--font); font-size: 0.95rem;
}
.modal .field input[type="color"] { padding: 4px; height: 42px; cursor: pointer; }
.modal .field textarea { min-height: 80px; resize: vertical; font-family: var(--mono); font-size: 0.85rem; }
.modal .field input:focus, .modal .field textarea:focus, .modal .field select:focus {
  outline: none; border-color: var(--la-accent); box-shadow: 0 0 0 3px var(--la-accent-glow);
}
.modal .modal-actions {
  display: flex; justify-content: flex-end; gap: 8px; margin-top: 20px;
}

/* =============================================================
   ACCOUNT / AUTH
============================================================= */
.account-block { border-color: var(--la-accent); background: linear-gradient(180deg, var(--la-surface) 0%, rgba(167,139,250,0.06) 100%); }
.account-block p strong { color: var(--la-accent2); }

.sync-indicator {
  margin-left: auto;
  font-family: var(--mono);
  font-size: 0.78rem;
  color: var(--la-muted);
  letter-spacing: 0.3px;
}
.sync-indicator.ok { color: var(--la-success); }
.sync-indicator.failed { color: var(--la-danger); }
.sync-indicator.syncing { color: var(--la-accent2); }

.auth-modal {
  max-width: 440px;
}
.auth-modal h3 { text-align: center; margin-bottom: 14px; }

.auth-tabs {
  display: flex; gap: 0;
  background: var(--la-bg); border: 1px solid var(--la-border);
  border-radius: 10px; padding: 4px;
  margin-bottom: 18px;
}
.auth-tab {
  flex: 1; background: transparent; border: none;
  color: var(--la-muted); font-family: var(--font);
  font-size: 0.92rem; font-weight: 600;
  padding: 9px 14px; border-radius: 7px;
  cursor: pointer; transition: background 0.15s, color 0.15s;
}
.auth-tab:hover { color: var(--la-text); }
.auth-tab.active { background: var(--la-accent); color: #1a1430; }

.auth-help {
  font-size: 0.78rem; color: var(--la-muted);
  margin-top: -8px; margin-bottom: 10px;
}

.auth-msg {
  margin-top: 12px; padding: 10px 14px;
  border-radius: 8px; font-size: 0.88rem;
  min-height: 0;
}
.auth-msg:empty { display: none; }
.auth-msg-error {
  background: rgba(251,113,133,0.12);
  color: var(--la-danger);
  border: 1px solid var(--la-danger);
}
.auth-msg-success {
  background: rgba(52,211,153,0.12);
  color: var(--la-success);
  border: 1px solid var(--la-success);
}

.auth-consent {
  font-size: 0.78rem;
  color: var(--la-muted);
  text-align: center;
  margin-top: 12px;
  line-height: 1.5;
}
.auth-consent a { color: var(--la-accent2); }
.auth-consent a:hover { text-decoration: underline; }

.auth-foot {
  text-align: center;
  margin-top: 16px;
  font-size: 0.85rem;
  color: var(--la-muted);
}
.auth-foot a {
  color: var(--la-accent2);
  text-decoration: none;
}
.auth-foot a:hover { text-decoration: underline; }

.captcha-holder {
  margin-top: 10px;
  margin-bottom: 4px;
  min-height: 65px;
  display: flex;
  justify-content: center;
}

/* GDPR action rows in Account block */
.gdpr-action {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-top: 14px;
  padding: 12px 14px;
  background: var(--la-bg);
  border: 1px solid var(--la-border);
  border-radius: 10px;
  flex-wrap: wrap;
}
.gdpr-action-body { flex: 1; min-width: 180px; }
.gdpr-action-body strong {
  display: block;
  color: var(--la-text);
  font-size: 0.95rem;
  margin-bottom: 2px;
}
.gdpr-action-body p {
  margin: 0;
  font-size: 0.82rem;
  color: var(--la-muted);
  line-height: 1.45;
}
.gdpr-action-danger { border-color: rgba(251,113,133,0.25); }
.gdpr-action-danger .gdpr-action-body strong { color: var(--la-danger); }

.delete-warning {
  color: var(--la-muted);
  font-size: 0.92rem;
  line-height: 1.55;
  margin-bottom: 16px;
  padding: 12px 14px;
  background: rgba(251,113,133,0.08);
  border-left: 3px solid var(--la-danger);
  border-radius: 4px;
}

/* =============================================================
   ADMIN SCREEN
============================================================= */
.admin-screen { animation: fadeUp 0.25s ease; }
.admin-header { margin-bottom: 22px; }
.admin-title { font-size: 1.4rem; font-weight: 700; margin-bottom: 4px; }
.admin-sub {
  font-family: var(--mono);
  font-size: 0.82rem;
  color: var(--la-muted);
}

.admin-table {
  background: var(--la-surface);
  border: 1px solid var(--la-border);
  border-radius: 12px;
  overflow: hidden;
  overflow-x: auto;
}
.admin-row {
  display: grid;
  grid-template-columns: minmax(180px, 2fr) 50px 130px 130px 70px 80px 80px 70px 120px;
  align-items: center;
  border-bottom: 1px solid var(--la-border);
  font-size: 0.85rem;
  min-width: 900px;
}
.admin-row:last-child { border-bottom: none; }
.admin-row:hover:not(.admin-row-head) { background: var(--la-surface2); }
.admin-row-head {
  background: var(--la-surface2);
  font-family: var(--mono);
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--la-muted);
  position: sticky; top: 0;
}
.admin-cell {
  padding: 12px 12px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.admin-email {
  font-weight: 500;
  color: var(--la-text);
}
.admin-num {
  font-family: var(--mono);
  font-size: 0.85rem;
  color: var(--la-muted);
  text-align: right;
}
.admin-num.learned { color: var(--la-success); }
.admin-num.streak { color: var(--la-danger); }
.admin-date {
  font-family: var(--mono);
  font-size: 0.78rem;
  color: var(--la-muted);
}
.verif-dot {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 22px; height: 22px;
  border-radius: 50%;
  font-size: 0.8rem;
  font-weight: 700;
}
.verif-dot.ok { background: rgba(52,211,153,0.18); color: var(--la-success); }
.verif-dot.no { background: var(--la-bg); color: var(--la-muted); }

/* =============================================================
   LANDING PAGE (welcome for not-signed-in users)
============================================================= */
.landing {
  max-width: 1000px;
  margin: 0 auto;
  padding-top: 20px;
  animation: fadeUp 0.3s ease;
}

.landing-hero {
  text-align: center;
  padding: 40px 20px 56px;
}
.landing-mark {
  font-size: 4rem;
  line-height: 1;
  margin-bottom: 16px;
  filter: drop-shadow(0 0 30px rgba(167,139,250,0.5));
}
.landing-title {
  font-family: var(--font);
  font-size: clamp(2.2rem, 5vw, 3.4rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.1;
  margin-bottom: 12px;
  background: linear-gradient(135deg, var(--la-text) 0%, var(--la-accent) 60%, var(--la-accent2) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.landing-tagline {
  font-size: 1.15rem;
  color: var(--la-muted);
  margin-bottom: 32px;
  max-width: 580px;
  margin-left: auto;
  margin-right: auto;
  line-height: 1.55;
}
.landing-ctas {
  display: flex;
  gap: 12px;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 14px;
}
.landing-ctas .cta {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 28px;
  border-radius: 12px;
  font-family: var(--font);
  font-size: 1rem;
  font-weight: 700;
  cursor: pointer;
  transition: transform 0.15s, filter 0.15s, border-color 0.15s, background 0.15s;
  border: 2px solid transparent;
  text-decoration: none;
}
.landing-ctas .cta:hover { transform: translateY(-2px); text-decoration: none; }
.landing-ctas .cta-primary {
  background: linear-gradient(180deg, var(--la-accent) 0%, var(--la-accent-dim) 100%);
  color: #1a1430;
  box-shadow: 0 8px 28px var(--la-accent-glow);
}
.landing-ctas .cta-primary:hover { filter: brightness(1.08); }
.landing-ctas .cta-secondary {
  background: var(--la-surface);
  color: var(--la-text);
  border-color: var(--la-border);
}
.landing-ctas .cta-secondary:hover { border-color: var(--la-accent); background: var(--la-accent-glow); }
.landing-guest {
  display: inline-block;
  color: var(--la-muted);
  font-size: 0.9rem;
  background: none;
  border: none;
  cursor: pointer;
  text-decoration: none;
  padding: 6px 12px;
  border-radius: 6px;
  transition: color 0.15s;
  font-family: var(--font);
}
.landing-guest:hover { color: var(--la-accent2); text-decoration: underline; }

/* Section dividers */
.landing h2 {
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--la-muted);
  text-align: center;
  margin-bottom: 24px;
}

.landing-features {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 16px;
  padding: 0 12px;
  margin-bottom: 64px;
}
.landing-feature {
  background: linear-gradient(180deg, var(--la-surface) 0%, var(--la-surface2) 100%);
  border: 1px solid var(--la-border);
  border-radius: 14px;
  padding: 24px 22px;
  transition: border-color 0.2s, transform 0.2s;
}
.landing-feature:hover {
  border-color: var(--la-accent);
  transform: translateY(-2px);
}
.landing-feature-icon { font-size: 1.8rem; margin-bottom: 10px; }
.landing-feature h3 {
  font-size: 1.02rem;
  font-weight: 700;
  margin-bottom: 8px;
  color: var(--la-text);
}
.landing-feature p {
  font-size: 0.9rem;
  color: var(--la-muted);
  line-height: 1.55;
}

/* Demo card mockup */
.landing-demo {
  margin-bottom: 64px;
  padding: 0 12px;
}
.landing-demo-wrap {
  max-width: 480px;
  margin: 0 auto;
  position: relative;
}
.landing-demo-glow {
  position: absolute;
  inset: -20px -30px;
  background: radial-gradient(ellipse 60% 60% at 50% 50%, var(--la-accent-glow), transparent 70%);
  pointer-events: none;
  z-index: 0;
}
.landing-demo-card {
  position: relative;
  z-index: 1;
  background: linear-gradient(180deg, var(--la-surface) 0%, var(--la-surface2) 100%);
  border: 1px solid var(--la-border);
  border-radius: 18px;
  padding: 36px 28px 32px;
  box-shadow: 0 18px 50px rgba(0,0,0,0.5);
  text-align: center;
}
.landing-demo-progress {
  height: 4px;
  background: var(--la-bg);
  border-radius: 2px;
  overflow: hidden;
  margin-bottom: 20px;
}
.landing-demo-progress > div {
  width: 38%;
  height: 100%;
  background: linear-gradient(90deg, var(--la-accent) 0%, var(--la-accent2) 100%);
}
.landing-demo-word {
  font-size: 2rem;
  font-weight: 700;
  margin-bottom: 6px;
  color: var(--la-text);
}
.landing-demo-pron {
  font-family: var(--mono);
  font-size: 0.9rem;
  color: var(--la-muted);
  margin-bottom: 16px;
}
.landing-demo-divider {
  height: 1px;
  background: var(--la-border);
  margin: 16px 0;
}
.landing-demo-answer {
  font-size: 1.4rem;
  font-weight: 600;
  color: var(--la-accent2);
  margin-bottom: 14px;
}
.landing-demo-example {
  font-size: 0.85rem;
  color: var(--la-muted);
  font-style: italic;
  background: var(--la-bg);
  border-left: 3px solid var(--la-accent);
  padding: 10px 14px;
  border-radius: 4px;
  text-align: left;
  margin-bottom: 18px;
}
.landing-demo-grades {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 6px;
}
.landing-demo-grade {
  padding: 8px 4px;
  border: 1.5px solid var(--la-border);
  border-radius: 8px;
  font-family: var(--font);
  font-size: 0.78rem;
  font-weight: 600;
  background: var(--la-surface);
}
.landing-demo-grade.again { border-color: var(--la-danger); color: var(--la-danger); }
.landing-demo-grade.hard  { border-color: var(--la-warning); color: var(--la-warning); }
.landing-demo-grade.good  { border-color: var(--la-success); color: var(--la-success); }
.landing-demo-grade.easy  { border-color: var(--la-accent2); color: var(--la-accent2); }
.landing-demo-caption {
  text-align: center;
  font-size: 0.78rem;
  color: var(--la-muted);
  text-transform: uppercase;
  letter-spacing: 1.5px;
  margin-top: 16px;
  font-family: var(--mono);
}

/* Why section */
.landing-why {
  text-align: center;
  max-width: 700px;
  margin: 0 auto 64px;
  padding: 36px 24px;
  background: linear-gradient(180deg, var(--la-surface) 0%, transparent 100%);
  border-top: 1px solid var(--la-border);
  border-bottom: 1px solid var(--la-border);
}
.landing-why-title {
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 14px;
  color: var(--la-text);
  letter-spacing: -0.01em;
}
.landing-why-text {
  font-size: 1rem;
  color: var(--la-muted);
  line-height: 1.7;
}

.landing-bottom-cta {
  text-align: center;
  padding-bottom: 32px;
}
.landing-bottom-cta .cta {
  margin: 0 6px;
}

/* When landing is shown, hide the app tabs (they're for signed-in users) */
.show-landing .app-tabs { display: none; }

/* =============================================================
   TOAST
============================================================= */
.toast {
  position: fixed; bottom: 30px; left: 50%;
  transform: translateX(-50%);
  background: var(--la-surface2);
  border: 1px solid var(--la-accent);
  border-radius: 10px;
  padding: 14px 22px;
  font-size: 0.9rem; color: var(--la-text);
  box-shadow: 0 6px 24px rgba(0,0,0,0.5);
  z-index: 2000;
  animation: toastIn 0.2s ease;
}
@keyframes toastIn {
  from { transform: translate(-50%, 12px); opacity: 0; }
  to   { transform: translate(-50%, 0); opacity: 1; }
}