/* ── Color variables ── */
:root {
  --bg: #0d1b2a;
  --surface: #112236;
  --border: #1e3a52;
  --pink: #ff2d78;
  --teal: #00d4c8;
  --teal-faint: rgba(0, 212, 200, 0.12);
  --white: #f0eef8;
  --grey: #6a85a0;
  --red: #ff5252;
}

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

body {
  background-color: var(--bg);
  color: var(--white);
  font-family: 'DM Sans', sans-serif;
  font-size: 16px;
  line-height: 1.6;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

/* ── Page wrapper ── */
.page {
  max-width: 760px;
  width: 100%;
  margin: 0 auto;
  padding: 64px 24px 96px;
  flex: 1;
}

/* ── Header ── */
header {
  display: flex;
  align-items: baseline;
  gap: 12px;
  margin-bottom: 48px;
  padding-bottom: 20px;
  border-bottom: 1px solid var(--border);
}

.logo {
  font-family: 'DM Serif Display', serif;
  font-size: 2rem;
  color: var(--pink);
}

.tagline {
  font-size: 0.75rem;
  color: var(--grey);
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

/* ── Search form ── */
#searchForm {
  display: flex;
  gap: 10px;
  margin-bottom: 40px;
}

#searchInput {
  flex: 1;
  background-color: var(--surface);
  border: 1px solid var(--border);
  border-radius: 6px;
  color: var(--white);
  font-family: 'DM Serif Display', serif;
  font-size: 1.2rem;
  padding: 14px 20px;
  outline: none;
}

#searchInput::placeholder {
  color: var(--grey);
  font-style: italic;
}

#searchInput:focus {
  border-color: var(--teal);
  box-shadow: 0 0 0 3px var(--teal-faint);
}

#searchBtn {
  background-color: var(--pink);
  border: none;
  border-radius: 6px;
  color: white;
  cursor: pointer;
  font-family: 'DM Sans', sans-serif;
  font-size: 0.85rem;
  font-weight: 500;
  letter-spacing: 0.06em;
  padding: 14px 24px;
  text-transform: uppercase;
}

#searchBtn:hover {
  opacity: 0.85;
}

#searchBtn:disabled {
  opacity: 0.4;
  cursor: not-allowed;
}

/* ── Loader ── */
.loader {
  display: none;
  justify-content: center;
  padding: 32px 0;
}

.loader.visible {
  display: flex;
}

.ring {
  width: 36px;
  height: 36px;
  border: 3px solid var(--border);
  border-top-color: var(--teal);
  border-radius: 50%;
  animation: spin 0.7s linear infinite;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

/* ── Error message ── */
.error-msg {
  display: none;
  background-color: rgba(255, 82, 82, 0.1);
  border: 1px solid rgba(255, 82, 82, 0.3);
  border-radius: 6px;
  color: #ff8a8a;
  padding: 16px 20px;
  font-size: 0.9rem;
  margin-bottom: 16px;
}

.error-msg.visible {
  display: block;
}

/* ── Result section ── */
#result {
  opacity: 0;
  transform: translateY(12px);
  transition: opacity 300ms ease, transform 300ms ease;
}

#result.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ── Word title row ── */
.word-header {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
  margin-bottom: 6px;
}

.word-title {
  font-family: 'DM Serif Display', serif;
  font-size: 3.5rem;
  line-height: 1;
  color: var(--white);
}

/* ── Audio button ── */
.audio-btn {
  background-color: var(--surface);
  border: 1px solid var(--border);
  border-radius: 50%;
  color: var(--teal);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
}

.audio-btn:hover {
  border-color: var(--teal);
  background-color: var(--teal-faint);
}

.audio-btn svg {
  width: 18px;
  height: 18px;
  fill: currentColor;
}

/* ── Phonetic text ── */
.phonetic {
  color: var(--teal);
  font-style: italic;
  font-size: 0.95rem;
  margin-bottom: 28px;
}

/* ── Meanings ── */
.meanings {
  display: flex;
  flex-direction: column;
  gap: 28px;
}

/* ── Part of speech tag ── */
.pos-tag {
  display: inline-block;
  background-color: var(--pink);
  color: white;
  font-size: 0.7rem;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  padding: 3px 10px;
  border-radius: 2px;
  margin-bottom: 14px;
}

/* ── Definitions list ── */
.definitions {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.def-item {
  padding-left: 18px;
  border-left: 2px solid var(--border);
}

.def-item:hover {
  border-left-color: var(--pink);
}

.def-text {
  font-size: 0.95rem;
  color: var(--white);
}

.def-example {
  font-style: italic;
  color: var(--grey);
  font-size: 0.875rem;
  margin-top: 4px;
}

/* ── Synonyms ── */
.synonyms-section {
  margin-top: 12px;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-items: center;
}

.synonyms-label {
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--grey);
}

.synonym-pill {
  background-color: var(--teal-faint);
  border: 1px solid rgba(0, 212, 200, 0.25);
  border-radius: 20px;
  color: var(--teal);
  cursor: pointer;
  font-size: 0.8rem;
  padding: 3px 12px;
}

.synonym-pill:hover {
  background-color: rgba(0, 212, 200, 0.2);
}

/* ── Divider between meanings ── */
.divider {
  border: none;
  border-top: 1px solid var(--border);
  margin: 24px 0;
}

/* ── Source link ── */
.source-line {
  font-size: 0.75rem;
  color: var(--grey);
  margin-top: 36px;
}

.source-line a {
  color: var(--grey);
  text-decoration: underline;
}

.source-line a:hover {
  color: var(--teal);
}

/* ── Footer ── */
footer {
  text-align: center;
  padding: 20px;
  font-size: 0.75rem;
  color: var(--grey);
  border-top: 1px solid var(--border);
}

footer a {
  color: var(--grey);
  text-decoration: underline;
}

footer a:hover {
  color: var(--teal);
}

/* ── Mobile ── */
@media (max-width: 500px) {
  #searchForm {
    flex-direction: column;
  }
  #searchBtn {
    width: 100%;
  }
  .word-title {
    font-size: 2.5rem;
  }
}