:root {
  --bg: #f2efe7;
  --paper: rgba(255, 252, 245, 0.82);
  --paper-strong: #fffdf8;
  --ink: #203135;
  --muted: #5e726f;
  --line: rgba(32, 49, 53, 0.12);
  --accent: #0f7c73;
  --accent-soft: rgba(15, 124, 115, 0.12);
  --accent-strong: #12534d;
  --sun: #ef9c56;
  --shadow: 0 24px 80px rgba(21, 52, 47, 0.12);
  --radius-lg: 28px;
  --radius-md: 18px;
  --radius-sm: 12px;
  --font-body: "Pretendard Variable", "Pretendard", "SUIT Variable", "Apple SD Gothic Neo", "Noto Sans KR", sans-serif;
  --font-title: "MaruBuri", "Georgia", serif;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  color: var(--ink);
  font-family: var(--font-body);
  background:
    radial-gradient(circle at top left, rgba(239, 156, 86, 0.26), transparent 32%),
    radial-gradient(circle at 86% 14%, rgba(15, 124, 115, 0.18), transparent 28%),
    linear-gradient(180deg, #f7f3ea 0%, var(--bg) 52%, #e7efe7 100%);
}

button,
input,
select {
  font: inherit;
}

.page-shell {
  width: min(1600px, calc(100% - 24px));
  margin: 0 auto;
  padding: 20px 0 40px;
}

.hero {
  display: block;
  padding: 22px 24px;
  border-radius: 36px;
  background:
    linear-gradient(145deg, rgba(255, 255, 255, 0.86), rgba(255, 248, 236, 0.76)),
    radial-gradient(circle at bottom right, rgba(239, 156, 86, 0.22), transparent 32%);
  box-shadow: var(--shadow);
  border: 1px solid rgba(255, 255, 255, 0.64);
  backdrop-filter: blur(18px);
}

.hero-copy {
  display: grid;
  gap: 12px;
  align-content: start;
}

.title-row {
  display: block;
}

.title-row h1 {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-end;
  gap: 12px;
}

.title-text {
  display: inline;
}

.title-tail {
  display: inline-flex;
  align-items: baseline;
  white-space: nowrap;
}

.eyebrow {
  margin: 0;
  font-size: 0.78rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent-strong);
}

.hero h1 {
  margin: 0;
  font-family: var(--font-title);
  font-size: clamp(2.3rem, 4.8vw, 3.9rem);
  line-height: 0.98;
  letter-spacing: -0.04em;
}

.app-version {
  font-family: var(--font-body);
  padding: 4px 8px;
  border-radius: 999px;
  background: rgba(15, 124, 115, 0.09);
  color: var(--accent-strong);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  line-height: 1;
  vertical-align: middle;
}

.hero-text {
  margin: 0;
  max-width: none;
  font-size: 1.02rem;
  color: var(--muted);
  line-height: 1.5;
}

.hero-chip-row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.hero-chip {
  display: inline-flex;
  align-items: center;
  padding: 10px 14px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.72);
  border: 1px solid rgba(32, 49, 53, 0.08);
  color: var(--accent-strong);
  font-size: 0.88rem;
  font-weight: 700;
}

.hero-stat,
.search-panel,
.summary-bar,
.result-card,
.pronunciation-banner {
  background: var(--paper);
  border: 1px solid rgba(255, 255, 255, 0.72);
  box-shadow: var(--shadow);
  backdrop-filter: blur(16px);
}

.hero-stat {
  padding: 16px 18px;
  border-radius: 22px;
}

.hero-stat strong {
  display: block;
  font-size: 1.1rem;
}

.hero-stat span {
  display: block;
  margin-top: 4px;
  font-size: 0.88rem;
  color: var(--muted);
}

.content {
  margin-top: 24px;
  display: grid;
  gap: 20px;
}

.search-panel {
  padding: 20px;
  border-radius: var(--radius-lg);
}

.info-details {
  margin-top: 14px;
}

.info-summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  list-style: none;
  cursor: pointer;
  padding: 14px 16px;
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.62);
  border: 1px solid rgba(32, 49, 53, 0.08);
}

.info-summary::-webkit-details-marker {
  display: none;
}

.info-summary span {
  font-size: 0.95rem;
  font-weight: 700;
}

.info-summary strong {
  color: var(--muted);
  font-size: 0.92rem;
  text-align: right;
}

.info-details[open] .info-summary {
  border-bottom-left-radius: 12px;
  border-bottom-right-radius: 12px;
}

.info-panel {
  margin-top: 12px;
}

.search-row {
  display: grid;
  grid-template-columns: minmax(0, 1.55fr) minmax(220px, 0.75fr);
  gap: 16px;
}

.field {
  display: grid;
  gap: 8px;
}

.field span {
  font-size: 0.88rem;
  font-weight: 700;
}

.field input,
.field select {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.78);
  padding: 15px 16px;
  color: var(--ink);
  transition: border-color 0.2s ease, transform 0.2s ease;
}

.field input:focus,
.field select:focus {
  outline: none;
  border-color: rgba(15, 124, 115, 0.48);
  transform: translateY(-1px);
}

.search-actions {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: center;
  margin-top: 14px;
}

.ghost-button,
.speak-button,
.check-button {
  border: 0;
  border-radius: 999px;
  padding: 12px 18px;
  cursor: pointer;
  transition: transform 0.2s ease, opacity 0.2s ease, box-shadow 0.2s ease;
}

.ghost-button {
  background: rgba(32, 49, 53, 0.08);
  color: var(--ink);
}

.speak-button {
  background: linear-gradient(135deg, var(--accent), #159e8a);
  color: white;
  box-shadow: 0 12px 24px rgba(15, 124, 115, 0.22);
}

.check-button {
  background: linear-gradient(135deg, var(--sun), #e36c52);
  color: white;
  box-shadow: 0 12px 24px rgba(227, 108, 82, 0.18);
}

.ghost-button:hover,
.speak-button:hover,
.check-button:hover {
  transform: translateY(-1px);
}

.status-text {
  margin: 0;
  color: var(--muted);
  text-align: right;
  font-size: 0.95rem;
}

.hint-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(210px, 1fr));
  gap: 12px;
  margin-top: 18px;
}

.hint-card {
  padding: 14px 15px;
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.56);
  border: 1px solid rgba(32, 49, 53, 0.08);
}

.hint-card strong {
  display: block;
  margin-bottom: 8px;
}

.hint-card p {
  margin: 0;
  color: var(--muted);
  font-size: 0.95rem;
  line-height: 1.55;
}

.summary-bar {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(132px, 1fr));
  gap: 12px;
  padding: 14px;
  border-radius: var(--radius-lg);
}

.info-stats {
  margin-top: 14px;
}

.summary-chip {
  min-height: 106px;
  padding: 14px 16px;
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.62);
}

.summary-chip span {
  display: block;
  color: var(--muted);
  font-size: 0.9rem;
}

.summary-chip strong {
  display: block;
  margin-top: 6px;
  font-size: 1.3rem;
}

.results-panel {
  display: grid;
  gap: 14px;
}

.pronunciation-banner {
  padding: 14px 18px;
  border-radius: var(--radius-md);
}

.pronunciation-banner[data-tone="listening"] {
  background: rgba(15, 124, 115, 0.12);
}

.pronunciation-banner[data-tone="excellent"],
.pronunciation-banner[data-tone="good"] {
  background: rgba(28, 146, 114, 0.14);
}

.pronunciation-banner[data-tone="warning"],
.pronunciation-banner[data-tone="retry"] {
  background: rgba(239, 156, 86, 0.16);
}

.results {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

.result-card {
  padding: 20px;
  border-radius: var(--radius-lg);
}

.card-head {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: flex-start;
}

.word-line {
  display: flex;
  align-items: baseline;
  gap: 10px;
  flex-wrap: wrap;
}

.word-title {
  margin: 0;
  font-size: 1.8rem;
  line-height: 1;
}

.word-ipa {
  color: var(--muted);
  font-size: 0.96rem;
}

.word-forms {
  margin: 8px 0 0;
  color: var(--muted);
  line-height: 1.55;
}

.category-badge {
  padding: 10px 14px;
  border-radius: 999px;
  background: var(--accent-soft);
  color: var(--accent-strong);
  font-size: 0.85rem;
  font-weight: 700;
  text-align: center;
}

.meaning-group {
  margin-top: 18px;
}

.meaning-group h3 {
  margin: 0 0 10px;
  font-size: 0.95rem;
}

.gloss-list,
.definition-list {
  margin: 0;
  padding-left: 18px;
  color: var(--muted);
  line-height: 1.68;
}

.card-actions {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  margin-top: 20px;
}

.feedback-text {
  min-height: 1.5em;
  margin: 12px 0 0;
  color: var(--accent-strong);
  font-weight: 600;
}

.empty-state {
  grid-column: 1 / -1;
  padding: 42px 20px;
  border-radius: var(--radius-lg);
  background: rgba(255, 255, 255, 0.62);
  border: 1px dashed rgba(32, 49, 53, 0.16);
  text-align: center;
  color: var(--muted);
}

@media (max-width: 1080px) {
  .hero-text {
    max-width: 44ch;
    white-space: normal;
  }
}

@media (min-width: 1100px) {
  .hero-text {
    white-space: nowrap;
    font-size: clamp(0.76rem, 0.18vw + 0.66rem, 0.92rem);
    letter-spacing: -0.01em;
  }
}

@media (max-width: 900px) {
  .results {
    grid-template-columns: 1fr;
  }

  .page-shell {
    width: min(100% - 20px, 1120px);
    padding-top: 14px;
    padding-bottom: 28px;
  }

  .hero,
  .search-panel,
  .result-card {
    padding: 18px;
  }
}

@media (max-width: 760px) {
  .search-row,
  .summary-bar {
    grid-template-columns: 1fr;
  }

  .search-actions,
  .card-head {
    flex-direction: column;
    align-items: flex-start;
  }

  .status-text {
    text-align: left;
  }

  .info-summary {
    flex-direction: column;
    align-items: flex-start;
  }

  .info-summary strong {
    text-align: left;
  }
}

@media (max-width: 540px) {
  .page-shell {
    width: calc(100% - 14px);
    padding-top: 10px;
    padding-bottom: 22px;
  }

  .hero {
    padding: 16px;
    border-radius: 28px;
  }

  .hero h1 {
    font-size: clamp(2rem, 12vw, 2.9rem);
  }

  .title-row h1 {
    display: block;
  }

  .app-version {
    font-size: 0.68rem;
    padding: 3px 7px;
  }

  .title-tail {
    margin-left: 8px;
  }

  .hero-text {
    font-size: 0.92rem;
  }

  .hero-chip-row {
    gap: 8px;
  }

  .hero-chip {
    padding: 9px 12px;
    font-size: 0.82rem;
  }

  .search-panel,
  .result-card {
    padding: 16px;
  }

  .field input,
  .field select {
    padding: 13px 14px;
  }

  .summary-chip {
    min-height: 92px;
  }

  .summary-bar {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .word-title {
    font-size: 1.45rem;
  }

  .card-actions {
    display: grid;
    grid-template-columns: 1fr;
  }

  .ghost-button,
  .speak-button,
  .check-button {
    width: 100%;
  }
}