/* ============================================================
   VocaabUZ — Global Stylesheet
   Palette: sky-blue (#E8F4FD bg), white cards, #1DA1F2 accent
   ============================================================ */

/* ── Tokens ── */
:root {
  --sky:        #E8F4FD;
  --sky-mid:    #C8E6F9;
  --blue:       #1DA1F2;
  --blue-deep:  #0D8AD4;
  --blue-soft:  #E3F2FD;
  --ink:        #1A2333;
  --ink-mid:    #4A5568;
  --ink-soft:   #8A9BB0;
  --white:      #FFFFFF;
  --card-bg:    #FFFFFF;
  --line:       #E2ECF5;
  --green:      #22C55E;
  --amber:      #F59E0B;
  --red:        #EF4444;

  --radius-sm:  10px;
  --radius-md:  16px;
  --radius-lg:  22px;
  --radius-xl:  30px;

  --shadow-sm:  0 2px 8px rgba(29,161,242,.08);
  --shadow-md:  0 4px 20px rgba(29,161,242,.12);
  --shadow-lg:  0 8px 40px rgba(29,161,242,.16);

  --font:       'Inter', 'Segoe UI', system-ui, sans-serif;
  --ease:       cubic-bezier(.4,0,.2,1);

  --nav-h:      60px;
  --bottom-h:   68px;
}

/* ── Reset ── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { font-size: 16px; -webkit-text-size-adjust: 100%; }
body {
  font-family: var(--font);
  background: var(--sky);
  color: var(--ink);
  min-height: 100vh;
  padding-bottom: calc(var(--bottom-h) + env(safe-area-inset-bottom, 0px));
  -webkit-font-smoothing: antialiased;
}
a { color: inherit; text-decoration: none; }
button { font-family: inherit; cursor: pointer; border: none; background: none; }
img { display: block; max-width: 100%; }
ul, ol { list-style: none; }

/* ── Top nav bar ── */
.topbar {
  position: sticky;
  top: 0;
  z-index: 100;
  height: var(--nav-h);
  background: var(--sky);
  display: flex;
  align-items: center;
  padding: 0 16px;
  gap: 12px;
}
.topbar-back {
  width: 36px; height: 36px;
  display: flex; align-items: center; justify-content: center;
  border-radius: 50%;
  flex-shrink: 0;
  transition: background .15s;
}
.topbar-back:active { background: var(--sky-mid); }
.topbar-title {
  flex: 1;
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--ink);
  text-align: center;
}
.topbar-action {
  width: 36px; height: 36px;
  display: flex; align-items: center; justify-content: center;
  border-radius: 50%;
  flex-shrink: 0;
  transition: background .15s;
}
.topbar-action:active { background: var(--sky-mid); }

/* ── Bottom navigation ── */
.bottom-nav {
  position: fixed;
  bottom: 0; left: 0; right: 0;
  height: var(--bottom-h);
  padding-bottom: env(safe-area-inset-bottom, 0px);
  background: var(--white);
  border-top: 1px solid var(--line);
  display: flex;
  align-items: stretch;
  z-index: 200;
}
.bottom-nav-item {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 4px;
  padding-top: 8px;
  color: var(--ink-soft);
  font-size: .68rem;
  font-weight: 500;
  transition: color .15s;
  -webkit-tap-highlight-color: transparent;
}
.bottom-nav-item.is-active { color: var(--blue); }
.bottom-nav-item svg { flex-shrink: 0; }

/* ── Page wrapper ── */
.page { max-width: 600px; margin: 0 auto; padding: 0 16px 24px; }

/* ── Search bar ── */
.search-wrap {
  margin: 8px 0 20px;
  position: relative;
}
.search-wrap svg {
  position: absolute;
  left: 14px; top: 50%;
  transform: translateY(-50%);
  color: var(--ink-soft);
  pointer-events: none;
}
.search-input {
  width: 100%;
  height: 48px;
  border: none;
  border-radius: var(--radius-xl);
  background: var(--white);
  padding: 0 16px 0 44px;
  font-size: .95rem;
  color: var(--ink);
  box-shadow: var(--shadow-sm);
  outline: none;
  transition: box-shadow .2s;
}
.search-input::placeholder { color: var(--ink-soft); }
.search-input:focus { box-shadow: 0 0 0 2px var(--blue), var(--shadow-sm); }

/* ── Section label ── */
.section-label {
  font-size: .7rem;
  font-weight: 700;
  color: var(--ink-soft);
  letter-spacing: .08em;
  text-transform: uppercase;
  margin-bottom: 10px;
}

/* ── Home grid (2-col) ── */
.home-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
  margin-bottom: 10px;
}
.home-grid-full { grid-column: 1 / -1; }

.home-card {
  background: var(--white);
  border-radius: var(--radius-md);
  padding: 13px 13px 10px;
  box-shadow: var(--shadow-sm);
  cursor: pointer;
  position: relative;
  overflow: hidden;
  min-height: 78px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  transition: transform .15s, box-shadow .15s;
  -webkit-tap-highlight-color: transparent;
}
.home-card:active { transform: scale(.97); box-shadow: none; }

/* Writing vocabulary (full-width) kartochka — pastroq */
.home-card.home-grid-full { min-height: 72px; padding: 14px 16px; justify-content: center; }
.home-card.home-grid-full .home-card-icon { top: 50%; transform: translateY(-50%); }

.home-card-title {
  font-size: .86rem;
  font-weight: 700;
  color: var(--ink);
  line-height: 1.3;
  max-width: 80%;
}
.home-card-icon {
  position: absolute;
  top: 9px; right: 10px;
  width: 30px; height: 30px;
  display: flex; align-items: center; justify-content: center;
  color: var(--blue);
  opacity: .85;
}
.home-card-icon svg { width: 24px; height: 24px; }

/* ── Banner carousel ── */
.banner-wrap {
  margin: 8px 0 20px;
  border-radius: var(--radius-lg);
  overflow: hidden;
  position: relative;
}
.banner-track {
  display: flex;
  transition: transform .35s cubic-bezier(.4,0,.2,1);
  will-change: transform;
}
.banner-slide {
  border-radius: var(--radius-lg);
  padding: 20px 20px 16px;
  color: #fff;
  min-height: 120px;
  min-width: 100%;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  box-sizing: border-box;
}
.banner-title {
  font-size: 1.1rem;
  font-weight: 800;
  line-height: 1.25;
  max-width: 65%;
}
.banner-sub {
  font-size: .78rem;
  opacity: .8;
  margin-top: 4px;
}
.banner-dots {
  display: flex;
  gap: 5px;
  margin-top: 14px;
}
.banner-dot {
  width: 6px; height: 6px;
  border-radius: 50%;
  background: rgba(255,255,255,.4);
  transition: all .2s;
}
.banner-dot.is-active {
  width: 18px;
  border-radius: 3px;
  background: #fff;
}

/* ── List rows (topic list, etc.) ── */
.list-card {
  background: var(--white);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
  overflow: hidden;
  margin-bottom: 12px;
}
.list-row {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 15px 16px;
  border-bottom: 1px solid var(--line);
  cursor: pointer;
  transition: background .12s;
  -webkit-tap-highlight-color: transparent;
}
.list-row:last-child { border-bottom: none; }
.list-row:active { background: var(--blue-soft); }

.list-row-num {
  width: 30px; height: 30px;
  border-radius: var(--radius-sm);
  background: var(--sky);
  display: flex; align-items: center; justify-content: center;
  font-size: .8rem;
  font-weight: 700;
  color: var(--ink-mid);
  flex-shrink: 0;
}
.list-row-text {
  flex: 1;
  font-size: .95rem;
  font-weight: 600;
  color: var(--ink);
}
.list-row-right {
  color: var(--ink-soft);
  flex-shrink: 0;
}
.list-row-lock { color: var(--ink-soft); opacity: .5; }

/* Expandable row (accordion) */
.list-row-header {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 15px 16px;
  cursor: pointer;
  background: var(--white);
  transition: background .12s;
  -webkit-tap-highlight-color: transparent;
}
.list-row-header:active { background: var(--blue-soft); }
.list-row-chevron {
  color: var(--ink-soft);
  transition: transform .2s var(--ease);
  flex-shrink: 0;
}
.list-row-header.is-open .list-row-chevron { transform: rotate(180deg); }
.list-sub-rows {
  display: none;
  border-top: 1px solid var(--line);
}
.list-sub-rows.is-open { display: block; }
.list-sub-row {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 13px 16px 13px 58px;
  border-bottom: 1px solid var(--line);
  cursor: pointer;
  transition: background .12s;
  -webkit-tap-highlight-color: transparent;
}
.list-sub-row:last-child { border-bottom: none; }
.list-sub-row:active { background: var(--blue-soft); }
.list-sub-row-text {
  flex: 1;
  font-size: .9rem;
  font-weight: 500;
  color: var(--ink);
}
.list-sub-row.is-locked .list-sub-row-text { color: var(--ink-soft); }

/* ── Word card (vocabulary) ── */
.word-card {
  background: var(--white);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
  padding: 18px 16px 14px;
  margin-bottom: 14px;
}
.word-card-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  margin-bottom: 10px;
  cursor: pointer;
}
.word-card-num {
  font-size: .8rem;
  font-weight: 700;
  color: var(--blue);
  margin-right: 2px;
}
.word-card-word {
  font-size: 1rem;
  font-weight: 700;
  color: var(--blue);
}
.word-card-dash {
  font-weight: 400;
  color: var(--ink);
  margin: 0 4px;
}
.word-card-translation {
  font-size: 1rem;
  font-weight: 600;
  color: var(--ink);
}
.word-card-arrow {
  color: var(--ink-soft);
  flex-shrink: 0;
  margin-top: 2px;
}
.word-card-example {
  font-size: .87rem;
  font-style: italic;
  color: var(--ink-mid);
  line-height: 1.55;
  margin-bottom: 14px;
  padding-left: 10px;
  border-left: 2px solid var(--blue-soft);
}
.word-card-example::before {
  content: '· ';
  color: var(--ink-soft);
}
.word-card-actions {
  display: flex;
  gap: 8px;
}
.word-action-btn {
  flex: 1;
  height: 42px;
  border-radius: var(--radius-sm);
  background: var(--sky);
  border: 1.5px solid var(--line);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--ink-mid);
  transition: background .15s, border-color .15s, color .15s;
  -webkit-tap-highlight-color: transparent;
}
.word-action-btn:active { background: var(--sky-mid); }
.word-action-btn.is-active {
  background: var(--blue);
  border-color: var(--blue);
  color: #fff;
}
.word-action-btn.is-liked {
  background: #FFF0F0;
  border-color: #FCA5A5;
  color: var(--red);
}

/* ── Tabs (horizontal scroll) ── */
.tabs-wrap {
  display: flex;
  gap: 0;
  overflow-x: auto;
  scrollbar-width: none;
  margin: 0 -16px 16px;
  padding: 0 16px;
  border-bottom: 2px solid var(--line);
}
.tabs-wrap::-webkit-scrollbar { display: none; }
.tab-btn {
  flex-shrink: 0;
  padding: 10px 16px;
  font-size: .88rem;
  font-weight: 600;
  color: var(--ink-soft);
  border-bottom: 2px solid transparent;
  margin-bottom: -2px;
  transition: color .15s, border-color .15s;
  white-space: nowrap;
}
.tab-btn.is-active {
  color: var(--blue);
  border-bottom-color: var(--blue);
}

/* ── TOP 15K list ── */
.word-list-row {
  background: var(--white);
  border-radius: var(--radius-md);
  padding: 14px 16px;
  margin-bottom: 10px;
  display: flex;
  align-items: center;
  gap: 14px;
  box-shadow: var(--shadow-sm);
  cursor: pointer;
  transition: transform .12s;
  -webkit-tap-highlight-color: transparent;
}
.word-list-row:active { transform: scale(.98); }
.word-list-num {
  min-width: 32px; height: 32px;
  border-radius: 8px;
  background: var(--sky);
  display: flex; align-items: center; justify-content: center;
  font-size: .78rem;
  font-weight: 700;
  color: var(--ink-mid);
  flex-shrink: 0;
}
.word-list-word {
  flex: 1;
  font-size: .97rem;
  font-weight: 600;
  color: var(--ink);
}
.word-list-type {
  font-size: .8rem;
  color: var(--ink-soft);
  font-style: italic;
}
.word-list-badge {
  font-size: .72rem;
  font-weight: 700;
  padding: 3px 8px;
  border-radius: 6px;
  background: var(--blue-soft);
  color: var(--blue);
}

/* ── Profile card ── */
.profile-header {
  background: var(--white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  padding: 20px 16px 16px;
  margin-bottom: 16px;
  display: flex;
  align-items: center;
  gap: 14px;
}
.profile-avatar {
  width: 52px; height: 52px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--blue), #0D47A1);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.3rem;
  font-weight: 800;
  color: #fff;
  flex-shrink: 0;
}
.profile-name {
  font-size: 1rem;
  font-weight: 700;
  color: var(--ink);
}
.profile-phone {
  font-size: .82rem;
  color: var(--ink-soft);
  margin-top: 2px;
}

.profile-menu {
  background: var(--white);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
  overflow: hidden;
  margin-bottom: 12px;
}
.profile-menu-item {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 15px 16px;
  border-bottom: 1px solid var(--line);
  cursor: pointer;
  transition: background .12s;
  -webkit-tap-highlight-color: transparent;
}
.profile-menu-item:last-child { border-bottom: none; }
.profile-menu-item:active { background: var(--blue-soft); }
.profile-menu-icon {
  width: 36px; height: 36px;
  border-radius: 10px;
  background: var(--blue-soft);
  display: flex; align-items: center; justify-content: center;
  color: var(--blue);
  flex-shrink: 0;
}
.profile-menu-label {
  flex: 1;
  font-size: .93rem;
  font-weight: 500;
  color: var(--ink);
}
.profile-menu-sub {
  font-size: .78rem;
  color: var(--ink-soft);
  margin-top: 1px;
}
.profile-menu-item.is-danger .profile-menu-icon { background: #FFF0F0; color: var(--red); }
.profile-menu-item.is-danger .profile-menu-label { color: var(--red); }

/* ── Stat cards ── */
.stats-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
  margin-bottom: 16px;
}
.stat-card {
  background: var(--white);
  border-radius: var(--radius-md);
  padding: 14px 14px 12px;
  box-shadow: var(--shadow-sm);
  position: relative;
  overflow: hidden;
}
.stat-card.is-highlight {
  border: 1.5px solid var(--amber);
  background: #FFFDF5;
}
.stat-label {
  font-size: .75rem;
  color: var(--ink-soft);
  margin-bottom: 4px;
}
.stat-value {
  font-size: 1.05rem;
  font-weight: 800;
  color: var(--ink);
}
.stat-icon {
  position: absolute;
  bottom: 8px; right: 10px;
  color: var(--blue);
  opacity: .3;
}

/* ── My words section title ── */
.mywords-section-title {
  font-size: 1rem;
  font-weight: 800;
  color: var(--ink);
  margin: 20px 0 12px;
}

/* ── Group card ── */
.group-promo {
  background: linear-gradient(135deg, #1565C0 0%, #1DA1F2 100%);
  border-radius: var(--radius-md);
  padding: 18px 16px;
  color: #fff;
  margin-bottom: 10px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.group-promo-text h3 {
  font-size: .97rem;
  font-weight: 800;
  margin-bottom: 4px;
}
.group-promo-text p {
  font-size: .78rem;
  opacity: .8;
  line-height: 1.4;
  margin-bottom: 10px;
}
.group-promo-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: rgba(255,255,255,.2);
  border: 1px solid rgba(255,255,255,.3);
  border-radius: 8px;
  padding: 7px 14px;
  font-size: .82rem;
  font-weight: 700;
  color: #fff;
  cursor: pointer;
  transition: background .15s;
}
.group-promo-btn:active { background: rgba(255,255,255,.3); }

.group-add-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  width: 100%;
  padding: 14px;
  border-radius: var(--radius-md);
  border: 2px dashed var(--blue);
  background: transparent;
  color: var(--blue);
  font-size: .92rem;
  font-weight: 700;
  cursor: pointer;
  margin-bottom: 10px;
  transition: background .15s;
}
.group-add-btn:active { background: var(--blue-soft); }

.group-card {
  background: var(--white);
  border-radius: var(--radius-md);
  padding: 16px;
  box-shadow: var(--shadow-sm);
  margin-bottom: 10px;
  cursor: pointer;
  transition: transform .12s;
  -webkit-tap-highlight-color: transparent;
}
.group-card:active { transform: scale(.98); }
.group-card-title {
  font-size: .95rem;
  font-weight: 700;
  color: var(--ink);
  margin-bottom: 3px;
}
.group-card-count {
  font-size: .82rem;
  color: var(--ink-soft);
}

/* ── Search page ── */
.search-page-top {
  display: flex;
  gap: 10px;
  align-items: center;
  margin: 8px 0 16px;
}
.search-lang-toggle {
  display: flex;
  border-radius: var(--radius-xl);
  overflow: hidden;
  background: var(--white);
  box-shadow: var(--shadow-sm);
  flex-shrink: 0;
}
.lang-btn {
  padding: 10px 16px;
  font-size: .85rem;
  font-weight: 700;
  color: var(--ink-soft);
  cursor: pointer;
  transition: background .15s, color .15s;
}
.lang-btn.is-active {
  background: var(--blue);
  color: #fff;
}
.search-recent-row {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  padding: 13px 16px;
  background: var(--white);
  border-radius: var(--radius-md);
  margin-bottom: 10px;
  box-shadow: var(--shadow-sm);
  cursor: pointer;
  transition: background .12s;
  -webkit-tap-highlight-color: transparent;
}
.search-recent-row:active { background: var(--blue-soft); }
.search-recent-word {
  font-size: .95rem;
  font-weight: 600;
  color: var(--ink);
}
.search-recent-type {
  font-size: .78rem;
  font-weight: 600;
  color: var(--blue);
  margin-left: 6px;
}
.search-recent-trans {
  font-size: .82rem;
  color: var(--ink-soft);
  margin-top: 2px;
}
.search-recent-badge {
  font-size: .7rem;
  font-weight: 700;
  padding: 2px 7px;
  border-radius: 6px;
  background: var(--blue-soft);
  color: var(--blue);
  flex-shrink: 0;
  align-self: flex-start;
  margin-top: 2px;
}

/* ── Auth pages ── */
.auth-page {
  min-height: 100vh;
  background: var(--sky);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 24px 20px;
}
.auth-logo {
  width: 64px; height: 64px;
  background: var(--blue);
  border-radius: 18px;
  display: flex; align-items: center; justify-content: center;
  margin: 0 auto 20px;
  box-shadow: var(--shadow-md);
}
.auth-title {
  font-size: 1.5rem;
  font-weight: 900;
  color: var(--ink);
  text-align: center;
  margin-bottom: 6px;
}
.auth-sub {
  font-size: .88rem;
  color: var(--ink-soft);
  text-align: center;
  margin-bottom: 28px;
}
.auth-card {
  width: 100%;
  max-width: 400px;
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 24px 20px;
  box-shadow: var(--shadow-md);
}
.form-group { margin-bottom: 16px; }
.form-label {
  display: block;
  font-size: .82rem;
  font-weight: 600;
  color: var(--ink-mid);
  margin-bottom: 6px;
}
.form-input {
  width: 100%;
  height: 48px;
  border: 1.5px solid var(--line);
  border-radius: var(--radius-sm);
  padding: 0 14px;
  font-size: .95rem;
  font-family: var(--font);
  color: var(--ink);
  background: var(--white);
  outline: none;
  transition: border-color .15s, box-shadow .15s;
}
.form-input:focus {
  border-color: var(--blue);
  box-shadow: 0 0 0 3px rgba(29,161,242,.12);
}
.form-error {
  font-size: .78rem;
  color: var(--red);
  margin-top: 5px;
}
.btn-primary {
  width: 100%;
  height: 50px;
  background: var(--blue);
  color: #fff;
  border-radius: var(--radius-sm);
  font-size: .97rem;
  font-weight: 700;
  cursor: pointer;
  border: none;
  transition: background .15s, transform .12s;
}
.btn-primary:active { background: var(--blue-deep); transform: scale(.98); }
.btn-primary:disabled { opacity: .55; cursor: not-allowed; }
.auth-switch {
  text-align: center;
  margin-top: 18px;
  font-size: .85rem;
  color: var(--ink-soft);
}
.auth-switch a { color: var(--blue); font-weight: 600; }

/* ── Toast ── */
.toast {
  position: fixed;
  bottom: calc(var(--bottom-h) + 12px);
  left: 50%;
  transform: translateX(-50%) translateY(20px);
  background: var(--ink);
  color: #fff;
  padding: 10px 20px;
  border-radius: var(--radius-xl);
  font-size: .85rem;
  font-weight: 600;
  opacity: 0;
  pointer-events: none;
  transition: opacity .2s, transform .2s;
  white-space: nowrap;
  z-index: 999;
}
.toast.is-show {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
}

/* ── Empty state ── */
.empty-state {
  text-align: center;
  padding: 48px 24px;
  color: var(--ink-soft);
}
.empty-state svg { margin: 0 auto 14px; opacity: .3; }
.empty-state p { font-size: .9rem; }

/* ── Lug'at (picture vocab) ── */
.lug-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
  margin-bottom: 16px;
}
.lug-card {
  background: var(--white);
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  cursor: pointer;
  transition: transform .15s;
  -webkit-tap-highlight-color: transparent;
}
.lug-card:active { transform: scale(.97); }
.lug-card-img {
  width: 100%;
  aspect-ratio: 1;
  object-fit: cover;
  background: var(--sky);
}
.lug-card-img-placeholder {
  width: 100%;
  aspect-ratio: 1;
  background: linear-gradient(135deg, var(--sky) 0%, var(--sky-mid) 100%);
  display: flex; align-items: center; justify-content: center;
  font-size: 2.5rem;
}
.lug-card-title {
  padding: 10px 10px 12px;
  font-size: .85rem;
  font-weight: 600;
  color: var(--ink);
  line-height: 1.3;
}

/* ── Category section header ── */
.cat-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin: 20px 0 12px;
}
.cat-header-title {
  font-size: 1rem;
  font-weight: 800;
  color: var(--ink);
}
.cat-header-btn {
  width: 32px; height: 32px;
  border-radius: 50%;
  background: var(--blue);
  display: flex; align-items: center; justify-content: center;
  color: #fff;
  cursor: pointer;
  transition: transform .15s;
}
.cat-header-btn:active { transform: scale(.92); }

/* ── Word detail page ── */
.word-detail-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  padding: 24px 20px 20px;
  margin-bottom: 16px;
}
.word-detail-badge {
  display: inline-block;
  font-size: .72rem;
  font-weight: 700;
  padding: 3px 10px;
  border-radius: 6px;
  background: var(--blue-soft);
  color: var(--blue);
  margin-bottom: 12px;
}
.word-detail-word {
  font-size: 1.8rem;
  font-weight: 900;
  color: var(--ink);
  margin-bottom: 4px;
}
.word-detail-phonetic {
  font-size: .88rem;
  color: var(--ink-soft);
  margin-bottom: 16px;
}
.word-detail-translation {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--blue);
  margin-bottom: 20px;
  padding-bottom: 20px;
  border-bottom: 1px solid var(--line);
}
.word-detail-section-title {
  font-size: .75rem;
  font-weight: 700;
  color: var(--ink-soft);
  text-transform: uppercase;
  letter-spacing: .07em;
  margin-bottom: 8px;
}
.word-detail-example {
  font-size: .92rem;
  font-style: italic;
  color: var(--ink-mid);
  line-height: 1.6;
  padding: 12px 14px;
  background: var(--sky);
  border-radius: var(--radius-sm);
  border-left: 3px solid var(--blue);
  margin-bottom: 16px;
}
.word-detail-actions {
  display: flex;
  gap: 10px;
}
.word-detail-btn {
  flex: 1;
  height: 48px;
  border-radius: var(--radius-sm);
  background: var(--sky);
  border: 1.5px solid var(--line);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 7px;
  font-size: .85rem;
  font-weight: 600;
  color: var(--ink-mid);
  cursor: pointer;
  transition: background .15s, border-color .15s;
}
.word-detail-btn:active { background: var(--sky-mid); }
.word-detail-btn.is-active {
  background: var(--blue-soft);
  border-color: var(--blue);
  color: var(--blue);
}

/* ── Responsive ── */
@media (min-width: 600px) {
  .page { padding: 0 24px 48px; }
}

/* ── Loader / spinner ── */
.spinner {
  width: 32px; height: 32px;
  border: 3px solid var(--sky-mid);
  border-top-color: var(--blue);
  border-radius: 50%;
  animation: spin .7s linear infinite;
  margin: 32px auto;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* ── Reduced motion ── */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: .01ms !important; transition-duration: .01ms !important; }
}