/* ============================================================
   LINGUA VETUSTA — Styles
   ============================================================ */

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

body {
  font-family: 'Josefin Sans', sans-serif;
  background: #1a1208;
  color: #e8dcc8;
  min-height: 100vh;
}

.hidden { display: none !important; }

/* ── AUTH SCREEN ─────────────────────────────────────────── */
.auth-screen {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  background: #1a1208;
}

.auth-card {
  background: #0f0b05;
  border: 1px solid #5c4a28;
  border-radius: 6px;
  padding: 48px 40px;
  width: 100%;
  max-width: 400px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 16px;
}

.auth-logo {
  font-family: 'Crimson Pro', serif;
  font-size: 32px;
  color: #d4a843;
  letter-spacing: 3px;
  margin-bottom: 4px;
}

.auth-logo span { color: #8a6a2e; font-style: italic; }

.auth-tagline {
  font-size: 12px;
  letter-spacing: 2px;
  color: #7a6040;
  text-transform: uppercase;
  text-align: center;
  margin-bottom: 8px;
}

.btn-google {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  background: #fff;
  color: #333;
  border: none;
  border-radius: 3px;
  padding: 11px 20px;
  font-family: 'Josefin Sans', sans-serif;
  font-size: 13px;
  letter-spacing: 1px;
  cursor: pointer;
  transition: background 0.2s;
}

.btn-google:hover { background: #f0f0f0; }

.auth-divider {
  font-size: 11px;
  color: #5c4a28;
  letter-spacing: 2px;
  text-transform: uppercase;
  position: relative;
  width: 100%;
  text-align: center;
}

.auth-divider::before, .auth-divider::after {
  content: '';
  position: absolute;
  top: 50%;
  width: 42%;
  height: 1px;
  background: #3a2e18;
}

.auth-divider::before { left: 0; }
.auth-divider::after { right: 0; }

.auth-input {
  width: 100%;
  background: #1a1208;
  border: 1px solid #3a2e18;
  border-radius: 3px;
  padding: 10px 14px;
  color: #e8dcc8;
  font-family: 'Crimson Pro', serif;
  font-size: 15px;
  outline: none;
  transition: border-color 0.2s;
}

.auth-input:focus { border-color: #d4a843; }
.auth-input::placeholder { color: #5c4a28; }

.btn-email {
  width: 100%;
  background: transparent;
  border: 1px solid #5c4a28;
  border-radius: 3px;
  color: #d4a843;
  padding: 10px 20px;
  font-family: 'Josefin Sans', sans-serif;
  font-size: 12px;
  letter-spacing: 2px;
  text-transform: uppercase;
  cursor: pointer;
  transition: all 0.2s;
}

.btn-email:hover { background: #5c4a28; }

.auth-note {
  font-size: 12px;
  color: #7a6040;
  text-align: center;
  min-height: 20px;
}

/* ── HEADER ──────────────────────────────────────────────── */
.header {
  background: #0f0b05;
  border-bottom: 1px solid #5c4a28;
  padding: 12px 24px;
  display: flex;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
}

.header-logo {
  font-family: 'Crimson Pro', serif;
  font-size: 20px;
  color: #d4a843;
  letter-spacing: 2px;
}

.header-logo span { color: #8a6a2e; font-style: italic; }

.lang-selector { display: flex; gap: 8px; }

.lang-btn {
  background: transparent;
  border: 1px solid #5c4a28;
  color: #a89060;
  padding: 5px 14px;
  font-family: 'Josefin Sans', sans-serif;
  font-size: 11px;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  cursor: pointer;
  border-radius: 2px;
  transition: all 0.2s;
}

.lang-btn.active, .lang-btn:hover { background: #5c4a28; color: #d4a843; border-color: #d4a843; }

.header-user {
  margin-left: auto;
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 11px;
  color: #7a6040;
  letter-spacing: 1px;
}

.btn-signout {
  background: transparent;
  border: 1px solid #3a2e18;
  color: #7a6040;
  padding: 4px 10px;
  font-family: 'Josefin Sans', sans-serif;
  font-size: 10px;
  letter-spacing: 1px;
  text-transform: uppercase;
  cursor: pointer;
  border-radius: 2px;
  transition: all 0.2s;
}

.btn-signout:hover { border-color: #c06060; color: #c06060; }

/* ── NAV ─────────────────────────────────────────────────── */
.nav {
  display: flex;
  background: #0f0b05;
  border-bottom: 1px solid #3a2e18;
  padding: 0 24px;
}

.nav-tab {
  background: transparent;
  border: none;
  border-bottom: 2px solid transparent;
  color: #7a6040;
  padding: 12px 20px;
  font-family: 'Josefin Sans', sans-serif;
  font-size: 12px;
  letter-spacing: 2px;
  text-transform: uppercase;
  cursor: pointer;
  transition: all 0.2s;
}

.nav-tab.active { color: #d4a843; border-bottom-color: #d4a843; }
.nav-tab:hover { color: #c09030; }

/* ── MAIN CONTENT ────────────────────────────────────────── */
.main { padding: 28px 24px; max-width: 760px; margin: 0 auto; }

/* ── FLASHCARDS ──────────────────────────────────────────── */
.card-container {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 20px;
}

.stats-row { display: flex; gap: 12px; width: 100%; }

.stat-box {
  flex: 1;
  background: #0f0b05;
  border: 1px solid #3a2e18;
  border-radius: 3px;
  padding: 12px;
  text-align: center;
}

.stat-num { font-size: 22px; color: #d4a843; font-family: 'Crimson Pro', serif; }
.stat-label { font-size: 10px; color: #7a6040; letter-spacing: 2px; text-transform: uppercase; margin-top: 2px; }

.card-progress { font-size: 11px; letter-spacing: 2px; color: #7a6040; text-transform: uppercase; align-self: flex-end; }

.btn-filter-easy {
  background: transparent;
  border: none;
  padding: 0;
  color: #5c4a28;
  font-family: 'Josefin Sans', sans-serif;
  font-size: 10px;
  letter-spacing: 2px;
  text-transform: uppercase;
  cursor: pointer;
  align-self: center;
  transition: color 0.2s;
}

.btn-filter-easy::before {
  content: '○  ';
  font-size: 8px;
}

.btn-filter-easy:hover { color: #9a8060; }

.btn-filter-easy.active { color: #9a8060; }

.btn-filter-easy.active::before { content: '●  '; color: #d4a843; }

.flashcard {
  width: 100%;
  min-height: 200px;
  background: #0f0b05;
  border: 1px solid #5c4a28;
  border-radius: 4px;
  padding: 36px;
  text-align: center;
  cursor: pointer;
  transition: border-color 0.2s;
}

.flashcard:hover { border-color: #d4a843; }

.card-label { font-size: 10px; letter-spacing: 3px; text-transform: uppercase; color: #7a6040; margin-bottom: 16px; }
.card-word { font-family: 'Crimson Pro', serif; font-size: 42px; color: #d4a843; margin-bottom: 8px; letter-spacing: 2px; }
.card-hint { font-size: 12px; color: #5c4a28; font-style: italic; margin-top: 20px; }

.card-answer {
  display: none;
  margin-top: 24px;
  padding-top: 24px;
  border-top: 1px solid #3a2e18;
}

.card-answer.shown { display: block; }

.card-translation { font-family: 'Crimson Pro', serif; font-size: 26px; color: #e8dcc8; margin-bottom: 8px; }
.card-details { font-size: 13px; color: #9a8060; line-height: 1.6; font-style: italic; }

.flip-hint { font-size: 11px; color: #5c4a28; letter-spacing: 1px; text-transform: uppercase; }

.card-btns { display: flex; gap: 12px; width: 100%; }

.card-btns button {
  flex: 1;
  padding: 10px;
  border: 1px solid;
  font-family: 'Josefin Sans', sans-serif;
  font-size: 11px;
  letter-spacing: 2px;
  text-transform: uppercase;
  cursor: pointer;
  border-radius: 2px;
  transition: all 0.2s;
  background: transparent;
}

.btn-again { border-color: #8a3030; color: #c06060; }
.btn-again:hover { background: #8a3030; color: #f0a0a0; }
.btn-good { border-color: #3a5c28; color: #70a850; }
.btn-good:hover { background: #3a5c28; color: #90d060; }
.btn-easy { border-color: #5c4a28; color: #d4a843; }
.btn-easy:hover { background: #5c4a28; color: #f0c860; }

/* ── READING ─────────────────────────────────────────────── */
.text-selector { display: flex; gap: 8px; margin-bottom: 20px; flex-wrap: wrap; }

.text-btn {
  background: transparent;
  border: 1px solid #3a2e18;
  color: #9a8060;
  padding: 6px 14px;
  font-family: 'Josefin Sans', sans-serif;
  font-size: 10px;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  cursor: pointer;
  border-radius: 2px;
  transition: all 0.2s;
}

.text-btn.active, .text-btn:hover { border-color: #d4a843; color: #d4a843; }

.word-panel {
  background: #0f0b05;
  border: 1px solid #5c4a28;
  border-radius: 4px;
  padding: 20px;
  margin-bottom: 16px;
  min-height: 80px;
}

.word-panel-placeholder { color: #5c4a28; font-style: italic; font-family: 'Crimson Pro', serif; font-size: 14px; }
.word-panel-word { font-family: 'Crimson Pro', serif; font-size: 28px; color: #d4a843; margin-bottom: 4px; }
.word-panel-gloss { font-size: 13px; color: #9a8060; line-height: 1.7; }

.reading-card {
  background: #0f0b05;
  border: 1px solid #3a2e18;
  border-radius: 4px;
  padding: 28px;
}

.reading-title { font-size: 10px; letter-spacing: 3px; color: #7a6040; text-transform: uppercase; margin-bottom: 16px; }

.reading-text {
  font-family: 'Crimson Pro', serif;
  font-size: 20px;
  line-height: 1.9;
  color: #d4c090;
}

.reading-text .word {
  cursor: pointer;
  border-bottom: 1px dotted #5c4a28;
  transition: color 0.15s, border-color 0.15s;
  display: inline-block;
}

.reading-text .word:hover { color: #d4a843; border-bottom-color: #d4a843; }
.reading-text .word.active { color: #f0c860; border-bottom-color: #f0c860; }

/* ── GRAMMAR ─────────────────────────────────────────────── */
.grammar-topics {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
  gap: 10px;
  margin-bottom: 24px;
}

.topic-btn {
  background: #0f0b05;
  border: 1px solid #3a2e18;
  color: #9a8060;
  padding: 14px 12px;
  font-family: 'Josefin Sans', sans-serif;
  font-size: 11px;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  cursor: pointer;
  border-radius: 3px;
  text-align: left;
  transition: all 0.2s;
}

.topic-btn:hover { border-color: #d4a843; color: #d4a843; }
.topic-icon { font-size: 16px; display: block; margin-bottom: 8px; }

.grammar-chat {
  background: #0f0b05;
  border: 1px solid #3a2e18;
  border-radius: 4px;
  overflow: hidden;
}

.chat-messages {
  padding: 20px;
  min-height: 160px;
  max-height: 320px;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.msg { display: flex; gap: 10px; align-items: flex-start; }

.msg-avatar {
  width: 28px; height: 28px;
  border-radius: 2px;
  display: flex; align-items: center; justify-content: center;
  font-size: 12px;
  flex-shrink: 0;
  font-family: 'Crimson Pro', serif;
}

.msg-avatar.ai { background: #3a2e18; color: #d4a843; border: 1px solid #5c4a28; }
.msg-avatar.user { background: #1a2a18; color: #70a850; border: 1px solid #3a5020; }

.msg-content {
  font-size: 14px;
  line-height: 1.7;
  color: #c8b890;
  font-family: 'Crimson Pro', serif;
  flex: 1;
}

.msg-content strong { color: #d4a843; font-weight: 600; }
.msg-content em { color: #9a8060; }

.chat-input-row { display: flex; border-top: 1px solid #3a2e18; }

.chat-input {
  flex: 1;
  background: transparent;
  border: none;
  padding: 12px 16px;
  color: #e8dcc8;
  font-family: 'Crimson Pro', serif;
  font-size: 15px;
  outline: none;
}

.chat-input::placeholder { color: #5c4a28; }

.chat-send {
  background: transparent;
  border: none;
  border-left: 1px solid #3a2e18;
  padding: 12px 18px;
  cursor: pointer;
  color: #7a6040;
  font-size: 16px;
  transition: color 0.2s;
}

.chat-send:hover { color: #d4a843; }

/* ── LOADING DOTS ────────────────────────────────────────── */
.ai-loading { display: flex; align-items: center; gap: 10px; color: #7a6040; font-size: 12px; letter-spacing: 1px; }

.dot-pulse { display: flex; gap: 4px; }

.dot-pulse span {
  width: 5px; height: 5px;
  background: #d4a843;
  border-radius: 50%;
  animation: pulse 1.2s infinite;
}

.dot-pulse span:nth-child(2) { animation-delay: 0.2s; }
.dot-pulse span:nth-child(3) { animation-delay: 0.4s; }

@keyframes pulse { 0%, 60%, 100% { opacity: 0.2; } 30% { opacity: 1; } }

/* ── RESPONSIVE ──────────────────────────────────────────── */
@media (max-width: 520px) {
  .header { padding: 12px 16px; }
  .main { padding: 20px 16px; }
  .card-word { font-size: 32px; }
  .auth-card { padding: 32px 24px; }
  .header-user { display: none; }
}

/* ── CONJUGATION TAB ─────────────────────────────────────── */
.conj-selector {
  display: flex;
  gap: 8px;
  margin-bottom: 20px;
  flex-wrap: wrap;
}

.conj-sel-btn {
  background: transparent;
  border: 1px solid #3a2e18;
  color: #9a8060;
  padding: 6px 14px;
  font-family: 'Josefin Sans', sans-serif;
  font-size: 10px;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  cursor: pointer;
  border-radius: 2px;
  transition: all 0.2s;
}

.conj-sel-btn.active,
.conj-sel-btn:hover { border-color: #d4a843; color: #d4a843; }

.conj-header {
  background: #0f0b05;
  border: 1px solid #5c4a28;
  border-radius: 4px;
  padding: 24px 28px;
  margin-bottom: 16px;
  display: flex;
  align-items: baseline;
  gap: 16px;
  flex-wrap: wrap;
}

.conj-verb {
  font-family: 'Crimson Pro', serif;
  font-size: 36px;
  color: #d4a843;
  letter-spacing: 1px;
}

.conj-gloss {
  font-family: 'Crimson Pro', serif;
  font-size: 20px;
  color: #9a8060;
  font-style: italic;
}

.conj-type {
  font-size: 10px;
  letter-spacing: 2px;
  color: #5c4a28;
  text-transform: uppercase;
  margin-left: auto;
}

.conj-note {
  background: #0f0b05;
  border-left: 3px solid #5c4a28;
  padding: 14px 18px;
  margin-bottom: 20px;
  font-family: 'Crimson Pro', serif;
  font-size: 14px;
  color: #9a8060;
  line-height: 1.7;
  font-style: italic;
  border-radius: 0 3px 3px 0;
}

.paradigm-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 16px;
  margin-bottom: 28px;
}

.paradigm-block {
  background: #0f0b05;
  border: 1px solid #3a2e18;
  border-radius: 4px;
  padding: 18px;
}

.paradigm-label {
  font-size: 10px;
  letter-spacing: 2px;
  color: #7a6040;
  text-transform: uppercase;
  margin-bottom: 12px;
}

.case-table {
  width: 100%;
  border-collapse: collapse;
  font-family: 'Crimson Pro', serif;
  font-size: 15px;
}

.case-table th {
  text-align: left;
  font-family: 'Josefin Sans', sans-serif;
  font-size: 9px;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: #5c4a28;
  padding: 6px 8px;
  border-bottom: 1px solid #3a2e18;
}

.case-table td {
  padding: 7px 8px;
  border-bottom: 1px solid #1e1810;
}

.case-table tr:last-child td { border-bottom: none; }

.case-label {
  color: #7a6040;
  font-size: 13px;
  font-family: 'Josefin Sans', sans-serif;
  letter-spacing: 0.5px;
}

.oe-form {
  color: #d4a843;
  font-size: 17px;
}

.case-eng {
  color: #9a8060;
  font-style: italic;
  font-size: 14px;
}

/* ── DRILL SECTION (shared by conj + cases) ──────────────── */
.drill-section {
  margin-top: 8px;
}

.drill-title {
  font-size: 10px;
  letter-spacing: 3px;
  color: #7a6040;
  text-transform: uppercase;
  margin-bottom: 14px;
}

.drill-card {
  background: #0f0b05;
  border: 1px solid #5c4a28;
  border-radius: 4px;
  padding: 28px;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.drill-count {
  font-size: 10px;
  letter-spacing: 2px;
  color: #5c4a28;
  text-transform: uppercase;
  align-self: flex-end;
}

.drill-prompt {
  font-family: 'Crimson Pro', serif;
  font-size: 20px;
  color: #e8dcc8;
  line-height: 1.5;
}

.drill-input {
  background: #1a1208;
  border: 1px solid #3a2e18;
  border-radius: 3px;
  padding: 10px 14px;
  color: #d4a843;
  font-family: 'Crimson Pro', serif;
  font-size: 20px;
  outline: none;
  transition: border-color 0.2s;
  letter-spacing: 1px;
}

.drill-input:focus { border-color: #5c4a28; }
.drill-input::placeholder { color: #3a2e18; font-size: 14px; letter-spacing: 1px; }

.drill-actions { display: flex; gap: 10px; }

.btn-drill-check {
  background: transparent;
  border: 1px solid #5c4a28;
  color: #d4a843;
  padding: 8px 18px;
  font-family: 'Josefin Sans', sans-serif;
  font-size: 11px;
  letter-spacing: 2px;
  text-transform: uppercase;
  cursor: pointer;
  border-radius: 2px;
  transition: all 0.2s;
}

.btn-drill-check:hover { background: #5c4a28; }

.btn-drill-skip {
  background: transparent;
  border: none;
  color: #5c4a28;
  padding: 8px 12px;
  font-family: 'Josefin Sans', sans-serif;
  font-size: 10px;
  letter-spacing: 2px;
  text-transform: uppercase;
  cursor: pointer;
  transition: color 0.2s;
}

.btn-drill-skip:hover { color: #9a8060; }

.btn-drill-next {
  background: transparent;
  border: 1px solid #3a5c28;
  color: #70a850;
  padding: 8px 18px;
  font-family: 'Josefin Sans', sans-serif;
  font-size: 11px;
  letter-spacing: 2px;
  text-transform: uppercase;
  cursor: pointer;
  border-radius: 2px;
  transition: all 0.2s;
  align-self: flex-start;
}

.btn-drill-next:hover { background: #3a5c28; color: #90d060; }

.drill-feedback { font-family: 'Crimson Pro', serif; font-size: 15px; min-height: 22px; }

.drill-correct { color: #70a850; }
.drill-wrong { color: #c06060; }

.btn-reveal-inline {
  background: transparent;
  border: none;
  color: #7a6040;
  font-family: 'Crimson Pro', serif;
  font-size: 15px;
  text-decoration: underline;
  cursor: pointer;
  padding: 0;
}

.btn-reveal-inline:hover { color: #d4a843; }

.drill-answer-reveal {
  font-family: 'Crimson Pro', serif;
  font-size: 16px;
  color: #7a6040;
}

.drill-answer-word {
  color: #d4a843;
  font-size: 22px;
  margin-left: 6px;
}

/* Multiple choice drills */
.drill-choices {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 4px;
}

.drill-choice-btn {
  background: #0f0b05;
  border: 1px solid #3a2e18;
  color: #c8b890;
  padding: 10px 20px;
  font-family: 'Crimson Pro', serif;
  font-size: 17px;
  cursor: pointer;
  border-radius: 3px;
  transition: all 0.2s;
  letter-spacing: 0.5px;
}

.drill-choice-btn:hover:not(:disabled) { border-color: #d4a843; color: #d4a843; }
.drill-choice-btn:disabled { opacity: 0.7; cursor: default; }
.drill-choice-btn.choice-correct { border-color: #70a850; color: #70a850; background: #1a2e18; }
.drill-choice-btn.choice-wrong { border-color: #8a3030; color: #c06060; background: #1e1010; }

/* ── CASES TAB ───────────────────────────────────────────── */
.cases-nav {
  display: flex;
  gap: 8px;
  margin-bottom: 24px;
  flex-wrap: wrap;
}

.cases-nav-btn {
  background: transparent;
  border: 1px solid #3a2e18;
  color: #9a8060;
  padding: 7px 16px;
  font-family: 'Josefin Sans', sans-serif;
  font-size: 10px;
  letter-spacing: 2px;
  text-transform: uppercase;
  cursor: pointer;
  border-radius: 2px;
  transition: all 0.2s;
}

.cases-nav-btn.active,
.cases-nav-btn:hover { border-color: #d4a843; color: #d4a843; }

/* Overview cards */
.cases-overview {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.case-card {
  background: #0f0b05;
  border: 1px solid #3a2e18;
  border-radius: 4px;
  padding: 20px 22px;
  display: grid;
  grid-template-columns: 64px 1fr;
  grid-template-rows: auto auto auto;
  gap: 4px 16px;
  align-items: start;
}

.case-badge {
  grid-row: 1 / 3;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 54px;
  height: 54px;
  border: 1px solid;
  border-radius: 3px;
  font-family: 'Josefin Sans', sans-serif;
  font-size: 11px;
  letter-spacing: 1px;
  font-weight: 600;
}

.case-name {
  font-family: 'Crimson Pro', serif;
  font-size: 20px;
  color: #d4a843;
  align-self: end;
}

.case-function {
  font-size: 13px;
  color: #9a8060;
  line-height: 1.5;
}

.case-example-block {
  grid-column: 1 / -1;
  margin-top: 10px;
  padding: 12px 14px;
  background: #1a1208;
  border-left: 2px solid #3a2e18;
  border-radius: 0 2px 2px 0;
}

.case-example-oe {
  font-family: 'Crimson Pro', serif;
  font-size: 18px;
  color: #d4c090;
  margin-bottom: 2px;
}

.case-example-en {
  font-size: 13px;
  color: #9a8060;
  font-style: italic;
  margin-bottom: 4px;
}

.case-example-note {
  font-size: 11px;
  color: #5c4a28;
  letter-spacing: 0.5px;
}

/* Nouns grid */
.nouns-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 16px;
}

.noun-block {
  background: #0f0b05;
  border: 1px solid #3a2e18;
  border-radius: 4px;
  padding: 18px;
}

.noun-header {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-items: baseline;
  margin-bottom: 10px;
}

.noun-word {
  font-family: 'Crimson Pro', serif;
  font-size: 24px;
  color: #d4a843;
}

.noun-gloss {
  font-family: 'Crimson Pro', serif;
  font-size: 16px;
  color: #9a8060;
  font-style: italic;
}

.noun-meta {
  font-size: 9px;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: #5c4a28;
  margin-left: auto;
}

.noun-note {
  font-size: 12px;
  color: #7a6040;
  line-height: 1.6;
  font-style: italic;
  margin-bottom: 12px;
  font-family: 'Crimson Pro', serif;
}

/* Articles section */
.articles-section {
  background: #0f0b05;
  border: 1px solid #3a2e18;
  border-radius: 4px;
  padding: 28px;
}

.articles-label {
  font-family: 'Crimson Pro', serif;
  font-size: 24px;
  color: #d4a843;
  margin-bottom: 10px;
}

.articles-note {
  font-size: 13px;
  color: #9a8060;
  line-height: 1.7;
  font-style: italic;
  font-family: 'Crimson Pro', serif;
  margin-bottom: 20px;
}

.articles-table { width: 100%; }

/* ── TRANSLATION PRACTICE TAB ────────────────────────────── */

.translate-header {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-bottom: 18px;
}

.translate-mode-row, .translate-diff-row {
  display: flex;
  gap: 8px;
  align-items: center;
  flex-wrap: wrap;
}

.diff-label {
  font-size: 11px;
  letter-spacing: 1.5px;
  color: #7a6040;
  text-transform: uppercase;
  margin-right: 4px;
}

.tmode-btn, .diff-btn {
  background: transparent;
  border: 1px solid #5c4a28;
  color: #b89a60;
  border-radius: 3px;
  padding: 6px 14px;
  font-family: 'Josefin Sans', sans-serif;
  font-size: 12px;
  letter-spacing: 1px;
  cursor: pointer;
  transition: all 0.2s;
}

.tmode-btn.active, .diff-btn.active {
  background: #d4a843;
  border-color: #d4a843;
  color: #1a1208;
  font-weight: 600;
}

.tmode-btn:hover:not(.active), .diff-btn:hover:not(.active) {
  border-color: #d4a843;
  color: #d4a843;
}

.translate-card {
  background: #0f0b05;
  border: 1px solid #5c4a28;
  border-radius: 6px;
  margin-bottom: 20px;
  overflow: hidden;
}

.translate-card-inner {
  padding: 24px;
}

.translate-loading-msg {
  color: #7a6040;
  font-size: 14px;
  text-align: center;
  padding: 16px 0;
}

.translate-streak-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 16px;
}

.translate-streak {
  font-size: 13px;
  color: #d4a843;
  font-weight: 600;
  letter-spacing: 0.5px;
}

.translate-count {
  font-size: 11px;
  color: #7a6040;
  letter-spacing: 1px;
}

.translate-dir-label {
  font-size: 10px;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: #7a6040;
  margin-bottom: 10px;
}

.translate-source {
  font-family: 'Crimson Pro', serif;
  font-size: 22px;
  color: #e8dcc8;
  line-height: 1.5;
  margin-bottom: 18px;
  padding: 14px 16px;
  background: #1a1208;
  border-left: 3px solid #d4a843;
  border-radius: 2px;
}

.translate-input {
  width: 100%;
  background: #1a1208;
  border: 1px solid #5c4a28;
  border-radius: 3px;
  color: #e8dcc8;
  font-family: 'Josefin Sans', sans-serif;
  font-size: 14px;
  padding: 12px 14px;
  resize: vertical;
  outline: none;
  transition: border-color 0.2s;
  line-height: 1.5;
}

.translate-input:focus { border-color: #d4a843; }
.translate-input:disabled { opacity: 0.5; }

.translate-actions {
  display: flex;
  gap: 10px;
  margin-top: 12px;
  margin-bottom: 16px;
}

.btn-translate-check {
  background: #d4a843;
  color: #1a1208;
  border: none;
  border-radius: 3px;
  padding: 10px 22px;
  font-family: 'Josefin Sans', sans-serif;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 1px;
  cursor: pointer;
  transition: background 0.2s;
}

.btn-translate-check:hover:not(:disabled) { background: #e8be60; }
.btn-translate-check:disabled { opacity: 0.4; cursor: default; }

.btn-translate-skip {
  background: transparent;
  border: 1px solid #5c4a28;
  color: #b89a60;
  border-radius: 3px;
  padding: 10px 16px;
  font-family: 'Josefin Sans', sans-serif;
  font-size: 12px;
  letter-spacing: 1px;
  cursor: pointer;
  transition: all 0.2s;
}

.btn-translate-skip:hover { border-color: #d4a843; color: #d4a843; }

.translate-checking {
  display: flex;
  align-items: center;
  gap: 8px;
  color: #7a6040;
  font-size: 13px;
  letter-spacing: 1px;
  padding: 8px 0;
}

.translate-result {
  border-radius: 4px;
  padding: 14px 16px;
  margin-bottom: 12px;
  border-left: 3px solid;
}

.grade-excellent { border-color: #70a850; background: #70a85011; }
.grade-good      { border-color: #d4a843; background: #d4a84311; }
.grade-needs-work{ border-color: #c09040; background: #c0904011; }
.grade-wrong     { border-color: #c06060; background: #c0606011; }

.result-grade {
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 1px;
  margin-bottom: 6px;
  color: #e8dcc8;
}

.result-score {
  font-size: 12px;
  color: #7a6040;
  font-weight: 400;
  margin-left: 8px;
}

.result-comment {
  font-size: 13px;
  color: #c8b898;
  line-height: 1.6;
  margin-bottom: 10px;
}

.result-model {
  font-family: 'Crimson Pro', serif;
  font-size: 15px;
  color: #e8dcc8;
  line-height: 1.4;
  padding-top: 8px;
  border-top: 1px solid #3a2e18;
}

.result-model-label {
  font-family: 'Josefin Sans', sans-serif;
  font-size: 10px;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: #7a6040;
  margin-right: 6px;
}

.btn-translate-next {
  background: transparent;
  border: 1px solid #d4a843;
  color: #d4a843;
  border-radius: 3px;
  padding: 9px 20px;
  font-family: 'Josefin Sans', sans-serif;
  font-size: 12px;
  letter-spacing: 1.5px;
  cursor: pointer;
  transition: all 0.2s;
  display: block;
  margin-top: 4px;
}

.btn-translate-next:hover { background: #d4a843; color: #1a1208; }

/* History strip */
.translate-history {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.hist-entry {
  padding: 10px 14px;
  border-radius: 4px;
  border-left: 3px solid;
  background: #0f0b0588;
  opacity: 0.75;
  transition: opacity 0.2s;
}

.hist-entry:hover { opacity: 1; }
.hist-entry.grade-excellent { border-color: #70a850; }
.hist-entry.grade-good      { border-color: #d4a843; }
.hist-entry.grade-needs-work{ border-color: #c09040; }
.hist-entry.grade-wrong     { border-color: #c06060; }

.hist-source {
  font-family: 'Crimson Pro', serif;
  font-size: 14px;
  color: #e8dcc8;
  margin-bottom: 2px;
}

.hist-user {
  font-size: 12px;
  color: #a08060;
  margin-bottom: 3px;
}

.hist-grade {
  font-size: 10px;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: #7a6040;
}

/* ── AUTH TABS ──────────────────────────────────────────── */
.auth-tabs {
  display: flex;
  gap: 0;
  width: 100%;
  border-bottom: 1px solid #3a2e18;
  margin-bottom: 16px;
}

.auth-tab {
  flex: 1;
  background: none;
  border: none;
  color: #7a6040;
  font-family: 'Josefin Sans', sans-serif;
  font-size: 13px;
  padding: 10px;
  cursor: pointer;
  transition: all 0.2s;
  border-bottom: 2px solid transparent;
}

.auth-tab.active {
  color: #d4a843;
  border-bottom-color: #d4a843;
}

.auth-tab:hover { color: #d4a843; }

.auth-method { width: 100%; display: flex; flex-direction: column; align-items: center; gap: 12px; }

.auth-terms {
  font-size: 10px;
  color: #5c4a28;
  text-align: center;
  margin-top: 8px;
}

.auth-terms a { color: #8a6a2e; text-decoration: underline; }

/* ── USER BADGE & STREAK ───────────────────────────────── */
.user-badge {
  font-size: 10px;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  padding: 3px 8px;
  border-radius: 3px;
  font-weight: 600;
}

.user-badge.free {
  background: #3a2e1833;
  border: 1px solid #5c4a28;
  color: #8a6a2e;
}

.user-badge.premium {
  background: #d4a84322;
  border: 1px solid #d4a843;
  color: #d4a843;
}

.streak-badge {
  font-size: 11px;
  color: #d4a843;
  margin-left: 8px;
}

/* ── SETTINGS DROPDOWN ─────────────────────────────────── */
.header-dropdown { position: relative; display: inline-block; }

.btn-settings {
  background: none;
  border: 1px solid #3a2e18;
  color: #8a6a2e;
  font-family: 'Josefin Sans', sans-serif;
  font-size: 11px;
  padding: 4px 10px;
  border-radius: 3px;
  cursor: pointer;
  transition: all 0.2s;
}

.btn-settings:hover { border-color: #d4a843; color: #d4a843; }

.settings-dropdown {
  position: absolute;
  top: 100%;
  right: 0;
  background: #0f0b05;
  border: 1px solid #3a2e18;
  border-radius: 4px;
  min-width: 200px;
  z-index: 100;
  margin-top: 4px;
}

.settings-dropdown button {
  display: block;
  width: 100%;
  text-align: left;
  background: none;
  border: none;
  color: #e8dcc8;
  font-family: 'Josefin Sans', sans-serif;
  font-size: 13px;
  padding: 10px 16px;
  cursor: pointer;
  transition: background 0.2s;
}

.settings-dropdown button:hover { background: #1a120833; }

/* ── LIMIT NOTICES ─────────────────────────────────────── */
.grammar-limit-notice,
.translate-limit-notice {
  background: #d4a84315;
  border: 1px solid #d4a84340;
  border-radius: 4px;
  padding: 8px 14px;
  margin-bottom: 12px;
  font-size: 12px;
  color: #d4a843;
  text-align: center;
}

/* ── CHAT CONTROLS ─────────────────────────────────────── */
.chat-controls {
  display: flex;
  justify-content: flex-end;
  padding: 4px 12px;
}

.btn-clear-chat {
  background: none;
  border: none;
  color: #5c4a28;
  font-family: 'Josefin Sans', sans-serif;
  font-size: 11px;
  cursor: pointer;
  transition: color 0.2s;
}

.btn-clear-chat:hover { color: #c06060; }

/* ── UPGRADE OVERLAY ───────────────────────────────────── */
.upgrade-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.7);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1000;
  padding: 24px;
}

.upgrade-card {
  background: #0f0b05;
  border: 1px solid #5c4a28;
  border-radius: 8px;
  padding: 36px 32px;
  max-width: 480px;
  width: 100%;
  position: relative;
  max-height: 90vh;
  overflow-y: auto;
}

.upgrade-close {
  position: absolute;
  top: 12px;
  right: 16px;
  background: none;
  border: none;
  color: #7a6040;
  font-size: 24px;
  cursor: pointer;
}

.upgrade-title {
  font-family: 'Crimson Pro', serif;
  font-size: 24px;
  color: #d4a843;
  margin-bottom: 8px;
}

.upgrade-subtitle {
  font-size: 13px;
  color: #a08060;
  margin-bottom: 20px;
  line-height: 1.5;
}

.pricing-toggle {
  display: flex;
  gap: 0;
  margin-bottom: 20px;
  border: 1px solid #3a2e18;
  border-radius: 4px;
  overflow: hidden;
}

.pricing-btn {
  flex: 1;
  background: none;
  border: none;
  color: #7a6040;
  font-family: 'Josefin Sans', sans-serif;
  font-size: 13px;
  padding: 10px;
  cursor: pointer;
  transition: all 0.2s;
}

.pricing-btn.active {
  background: #d4a84322;
  color: #d4a843;
}

.save-badge {
  font-size: 10px;
  background: #70a85033;
  color: #70a850;
  padding: 2px 6px;
  border-radius: 3px;
  margin-left: 4px;
}

.pricing-card {
  background: #1a120833;
  border: 1px solid #3a2e18;
  border-radius: 6px;
  padding: 20px;
  margin-bottom: 20px;
  text-align: center;
}

.pricing-amount {
  font-family: 'Crimson Pro', serif;
  font-size: 36px;
  color: #d4a843;
  margin-bottom: 12px;
}

.pricing-amount span {
  font-size: 16px;
  color: #8a6a2e;
}

.pricing-features {
  list-style: none;
  text-align: left;
  font-size: 13px;
  color: #a08060;
}

.pricing-features li {
  padding: 4px 0;
}

.pricing-features li::before {
  content: '✓ ';
  color: #70a850;
}

.payment-methods {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.btn-pay-stripe {
  width: 100%;
  background: #d4a843;
  color: #0f0b05;
  border: none;
  font-family: 'Josefin Sans', sans-serif;
  font-size: 14px;
  font-weight: 600;
  padding: 14px;
  border-radius: 4px;
  cursor: pointer;
  transition: background 0.2s;
}

.btn-pay-stripe:hover { background: #e0b854; }

.crypto-divider {
  text-align: center;
  font-size: 12px;
  color: #5c4a28;
  padding: 4px 0;
}

.crypto-tabs {
  display: flex;
  gap: 0;
  border: 1px solid #3a2e18;
  border-radius: 4px;
  overflow: hidden;
  margin-bottom: 12px;
}

.crypto-tab {
  flex: 1;
  background: none;
  border: none;
  color: #7a6040;
  font-family: 'Josefin Sans', sans-serif;
  font-size: 12px;
  padding: 8px;
  cursor: pointer;
  transition: all 0.2s;
}

.crypto-tab.active {
  background: #d4a84322;
  color: #d4a843;
}

.crypto-info {
  background: #1a120833;
  border: 1px solid #3a2e18;
  border-radius: 4px;
  padding: 16px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.crypto-address-label {
  font-size: 12px;
  color: #a08060;
}

.crypto-address {
  font-family: monospace;
  font-size: 11px;
  color: #e8dcc8;
  word-break: break-all;
  background: #0f0b05;
  padding: 8px;
  border-radius: 3px;
  border: 1px solid #3a2e18;
}

.btn-copy-address {
  background: none;
  border: 1px solid #3a2e18;
  color: #8a6a2e;
  font-family: 'Josefin Sans', sans-serif;
  font-size: 11px;
  padding: 6px 12px;
  border-radius: 3px;
  cursor: pointer;
  align-self: flex-start;
}

.btn-copy-address:hover { border-color: #d4a843; color: #d4a843; }

.crypto-network-note {
  font-size: 11px;
  color: #7a6040;
}

.btn-verify-crypto {
  background: #d4a84333;
  border: 1px solid #d4a843;
  color: #d4a843;
  font-family: 'Josefin Sans', sans-serif;
  font-size: 13px;
  padding: 10px;
  border-radius: 4px;
  cursor: pointer;
  transition: background 0.2s;
}

.btn-verify-crypto:hover { background: #d4a84355; }

.crypto-status {
  font-size: 12px;
  min-height: 16px;
}

/* ── SHARE MODAL ───────────────────────────────────────── */
.referral-link-box {
  display: flex;
  gap: 8px;
  margin-bottom: 16px;
}

.referral-link-box input {
  flex: 1;
  font-size: 12px;
}

.share-buttons {
  display: flex;
  gap: 8px;
}

.btn-share-twitter {
  flex: 1;
  background: none;
  border: 1px solid #3a2e18;
  color: #e8dcc8;
  font-family: 'Josefin Sans', sans-serif;
  font-size: 12px;
  padding: 10px;
  border-radius: 4px;
  cursor: pointer;
  transition: all 0.2s;
}

.btn-share-twitter:hover { border-color: #d4a843; }

/* ── LANDING PAGE ──────────────────────────────────────── */
.landing-body {
  overflow-x: hidden;
}

.landing-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  background: #0f0b05ee;
  backdrop-filter: blur(8px);
  border-bottom: 1px solid #3a2e18;
}

.landing-nav {
  max-width: 960px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 24px;
}

.landing-nav-links {
  display: flex;
  align-items: center;
  gap: 24px;
}

.landing-nav-links a {
  color: #a08060;
  text-decoration: none;
  font-size: 13px;
  transition: color 0.2s;
}

.landing-nav-links a:hover { color: #d4a843; }

.btn-cta-small {
  background: #d4a843 !important;
  color: #0f0b05 !important;
  padding: 8px 16px !important;
  border-radius: 4px;
  font-weight: 600;
  font-size: 12px !important;
}

.hero {
  max-width: 760px;
  margin: 0 auto;
  padding: 140px 24px 80px;
  text-align: center;
}

.hero h1 {
  font-family: 'Crimson Pro', serif;
  font-size: 42px;
  color: #e8dcc8;
  line-height: 1.3;
  margin-bottom: 20px;
}

.hero h1 em {
  color: #d4a843;
  font-style: italic;
}

.hero-sub {
  font-size: 16px;
  color: #a08060;
  line-height: 1.6;
  max-width: 560px;
  margin: 0 auto 32px;
}

.btn-cta {
  display: inline-block;
  background: #d4a843;
  color: #0f0b05;
  font-family: 'Josefin Sans', sans-serif;
  font-weight: 600;
  font-size: 16px;
  padding: 16px 40px;
  border-radius: 4px;
  text-decoration: none;
  transition: background 0.2s;
}

.btn-cta:hover { background: #e0b854; }

.section {
  max-width: 960px;
  margin: 0 auto;
  padding: 80px 24px;
}

.section h2 {
  font-family: 'Crimson Pro', serif;
  font-size: 32px;
  color: #d4a843;
  text-align: center;
  margin-bottom: 40px;
}

.lang-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 20px;
}

.lang-card {
  background: #0f0b05;
  border: 1px solid #3a2e18;
  border-radius: 6px;
  padding: 24px;
}

.lang-card-title {
  font-family: 'Crimson Pro', serif;
  font-size: 20px;
  color: #d4a843;
  margin-bottom: 4px;
}

.lang-card-period {
  font-size: 11px;
  color: #7a6040;
  letter-spacing: 1px;
  text-transform: uppercase;
  margin-bottom: 12px;
}

.lang-card p {
  font-size: 13px;
  color: #a08060;
  line-height: 1.5;
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 20px;
}

.feature-card {
  background: #0f0b05;
  border: 1px solid #3a2e18;
  border-radius: 6px;
  padding: 24px;
}

.feature-icon {
  color: #d4a843;
  font-size: 24px;
  margin-bottom: 12px;
}

.feature-card h3 {
  font-family: 'Crimson Pro', serif;
  font-size: 18px;
  color: #e8dcc8;
  margin-bottom: 8px;
}

.feature-card p {
  font-size: 13px;
  color: #a08060;
  line-height: 1.5;
}

.pricing-intro {
  text-align: center;
  font-size: 14px;
  color: #a08060;
  margin-top: -28px;
  margin-bottom: 32px;
}

.pricing-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 24px;
  max-width: 640px;
  margin: 0 auto;
}

.pricing-plan {
  background: #0f0b05;
  border: 1px solid #3a2e18;
  border-radius: 8px;
  padding: 32px 24px;
  position: relative;
}

.pricing-plan.featured {
  border-color: #d4a843;
}

.plan-badge {
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  background: #d4a843;
  color: #0f0b05;
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 1px;
  text-transform: uppercase;
  padding: 4px 12px;
  border-radius: 3px;
}

.plan-name {
  font-family: 'Crimson Pro', serif;
  font-size: 22px;
  color: #e8dcc8;
  margin-bottom: 8px;
}

.plan-price {
  font-family: 'Crimson Pro', serif;
  font-size: 36px;
  color: #d4a843;
  margin-bottom: 4px;
}

.plan-price span { font-size: 16px; color: #8a6a2e; }

.plan-alt {
  font-size: 12px;
  color: #70a850;
  margin-bottom: 16px;
}

.pricing-plan ul {
  list-style: none;
  margin-bottom: 24px;
}

.pricing-plan ul li {
  font-size: 13px;
  color: #a08060;
  padding: 5px 0;
}

.pricing-plan ul li::before {
  content: '✓ ';
  color: #70a850;
}

.btn-plan {
  display: block;
  text-align: center;
  background: none;
  border: 1px solid #5c4a28;
  color: #d4a843;
  font-family: 'Josefin Sans', sans-serif;
  font-size: 14px;
  padding: 12px;
  border-radius: 4px;
  text-decoration: none;
  transition: all 0.2s;
}

.btn-plan:hover { background: #d4a84322; }

.btn-plan-featured {
  background: #d4a843;
  color: #0f0b05;
  border-color: #d4a843;
}

.btn-plan-featured:hover { background: #e0b854; }

.plan-crypto {
  text-align: center;
  font-size: 11px;
  color: #5c4a28;
  margin-top: 12px;
}

/* ── FOOTER ────────────────────────────────────────────── */
.landing-footer {
  border-top: 1px solid #3a2e18;
  padding: 40px 24px;
}

.footer-content {
  max-width: 960px;
  margin: 0 auto;
  text-align: center;
}

.footer-content p {
  font-size: 13px;
  color: #7a6040;
  margin: 8px 0 16px;
}

.footer-links {
  display: flex;
  justify-content: center;
  gap: 24px;
}

.footer-links a {
  color: #5c4a28;
  text-decoration: none;
  font-size: 12px;
  transition: color 0.2s;
}

.footer-links a:hover { color: #d4a843; }

/* ── ADDITIONAL RESPONSIVE BREAKPOINTS ─────────────────── */
@media (max-width: 768px) {
  .hero h1 { font-size: 32px; }
  .hero-sub { font-size: 14px; }
  .section { padding: 60px 16px; }
  .section h2 { font-size: 26px; }
  .landing-nav-links a:not(.btn-cta-small) { display: none; }
}

@media (max-width: 375px) {
  .hero { padding: 120px 16px 60px; }
  .hero h1 { font-size: 26px; }
  .auth-card { padding: 24px 16px; }
  .upgrade-card { padding: 24px 16px; }
}