/* =============================================
   詳細プロフィール — profile.css
   国語辞典世界観
   ============================================= */

:root {
  --clr-paper:      #f0e8cc;
  --clr-paper-dk:   #e4d8b0;
  --clr-paper-deep: #d8cb98;
  --clr-ink:        #1a120a;
  --clr-ink-mid:    #3a2c18;
  --clr-ink-light:  #6b5538;
  --clr-vermilion:  #c0392b;
  --clr-cobalt:     #1a4a7a;
  --clr-gold:       #9a7a32;
  --clr-rule:       #c0a870;
  --clr-rule-lt:    #d8c898;
  --clr-muted:      #a08060;

  --font-m: 'Shippori Mincho','Noto Serif JP','Yu Mincho',serif;
  --font-e: 'Libre Baskerville',Georgia,serif;

  --content-max: 56rem;
  --content-pad: clamp(1.25rem, 5vw, 3rem);
  --band-w:      clamp(2.5rem, 5vw, 4rem);

  --ease-book: cubic-bezier(0.25, 0.46, 0.45, 0.94);
  --dur-slow:  0.65s;
}

/* ─── Reset ─── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { font-size: 16px; scroll-behavior: smooth; }

body {
  font-family: var(--font-m);
  background: var(--clr-paper);
  color: var(--clr-ink);
  min-height: 100svh;
  overflow-x: hidden;
}

/* ─── 横罫線テクスチャ ─── */
.paper-lines {
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  background-image: repeating-linear-gradient(
    to bottom,
    transparent 0,
    transparent 27px,
    rgba(139,110,60,0.08) 27px,
    rgba(139,110,60,0.08) 28px
  );
}

/* ─── ノイズキャンバス ─── */
.noise-canvas {
  position: fixed;
  inset: 0;
  z-index: 1;
  pointer-events: none;
  opacity: 0.035;
  mix-blend-mode: multiply;
}

/* ─── 右端の装飾帯 ─── */
.top-band {
  position: fixed;
  top: 0; right: 0;
  z-index: 100;
  width: var(--band-w);
  height: 100svh;
  background: var(--clr-ink);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  writing-mode: vertical-rl;
}
.band-text {
  color: var(--clr-paper);
  font-size: clamp(0.9rem,1.5vw,1.1rem);
  letter-spacing: 0.2em;
  opacity: 0.9;
}
.band-rule {
  display: block;
  width: 1px;
  height: clamp(3rem,8vw,6rem);
  background: var(--clr-rule);
  opacity: 0.5;
}
.band-text-en {
  color: var(--clr-gold);
  font-family: var(--font-e);
  font-size: clamp(0.62rem,1vw,0.75rem);
  letter-spacing: 0.3em;
}

/* ─── ヘッダー ─── */
header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: var(--clr-ink);
  border-bottom: 3px solid var(--clr-vermilion);
  padding: clamp(0.6rem,1.8vw,1rem) var(--content-pad);
  padding-right: calc(var(--content-pad) + var(--band-w));
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 1rem;
  box-shadow: 0 3px 14px rgba(0,0,0,0.28);
  max-width: 100%;
}

.home-btn {
  font-size: clamp(0.6rem,1.1vw,0.7rem);
  color: var(--clr-rule);
  text-decoration: none;
  border: 1px solid var(--clr-rule);
  border-radius: 2rem;
  padding: 0.28em 0.75em;
  white-space: nowrap;
  transition: background 0.15s, color 0.15s;
  letter-spacing: 0.06em;
}
.home-btn:hover { background: var(--clr-rule); color: var(--clr-ink); }

.header-center { text-align: center; }

.edition-label {
  font-family: var(--font-e);
  font-size: clamp(0.5rem,0.9vw,0.6rem);
  color: var(--clr-gold);
  letter-spacing: 0.3em;
  text-transform: uppercase;
  margin-bottom: 0.15rem;
}

.header-center h1 {
  font-size: clamp(1rem,2.8vw,1.4rem);
  font-weight: 800;
  color: var(--clr-paper);
  letter-spacing: 0.2em;
  line-height: 1.3;
}
.header-center h1 rt {
  font-size: 0.45em;
  color: rgba(240,232,204,0.55);
  letter-spacing: 0.15em;
  font-weight: 400;
}

.header-sub {
  font-family: var(--font-e);
  font-style: italic;
  font-size: clamp(0.52rem,1vw,0.62rem);
  color: var(--clr-rule);
  letter-spacing: 0.1em;
  margin-top: 0.1rem;
}

/* ─── メイン ─── */
main {
  position: relative;
  z-index: 5;
  max-width: var(--content-max);
  margin: 0 auto;
  padding: 0 var(--content-pad);
  padding-right: calc(var(--content-pad) + var(--band-w));
}

/* ─── セクション ─── */
.dict-section {
  padding: clamp(2.5rem,6vw,4rem) 0 clamp(1.5rem,4vw,2.5rem);
  border-bottom: 1px solid var(--clr-rule);
}
.dict-section:last-of-type { border-bottom: none; }

.section-header {
  display: flex;
  align-items: flex-end;
  gap: clamp(0.5rem,1.5vw,1rem);
  margin-bottom: clamp(1.5rem,4vw,2.5rem);
}

.section-kana {
  font-size: clamp(3.5rem,10vw,6rem);
  font-weight: 800;
  line-height: 1;
  color: var(--clr-paper-deep);
  letter-spacing: -0.05em;
  user-select: none;
  flex-shrink: 0;
}

.section-title-wrap {
  display: flex;
  flex-direction: column;
  gap: 0.1rem;
}
.section-title {
  font-size: clamp(1.2rem,3vw,1.8rem);
  font-weight: 700;
  letter-spacing: 0.3em;
  color: var(--clr-ink);
}
.section-title-en {
  font-family: var(--font-e);
  font-style: italic;
  font-size: clamp(0.62rem,1.2vw,0.78rem);
  color: var(--clr-ink-light);
  letter-spacing: 0.2em;
}

.section-rule {
  flex: 1;
  height: 1px;
  background: linear-gradient(to right, var(--clr-rule), transparent);
  margin-bottom: 0.35rem;
}

/* ─── エントリー ─── */
.entry {
  border-bottom: 1px solid var(--clr-rule-lt);
  padding: clamp(1rem,2.5vw,1.5rem) 0 clamp(1rem,2.5vw,1.5rem) clamp(0.75rem,2vw,1.25rem);
  border-left: 3px solid transparent;
  transition: border-left-color 0.18s var(--ease-book);
  /* スクロールアニメーション */
  opacity: 0;
  transform: translateY(1.2rem);
  transition:
    border-left-color 0.18s var(--ease-book),
    opacity var(--dur-slow) var(--ease-book),
    transform var(--dur-slow) var(--ease-book);
}
.entry.is-visible {
  opacity: 1;
  transform: translateY(0);
}
.entry:hover { border-left-color: var(--clr-vermilion); }
.entry:last-child { border-bottom: none; }

/* 見出し行 */
.entry-header {
  display: flex;
  align-items: baseline;
  flex-wrap: wrap;
  gap: 0.45rem;
  margin-bottom: 0.75rem;
}

.entry-num {
  font-family: var(--font-e);
  font-size: clamp(0.52rem,0.9vw,0.62rem);
  color: var(--clr-rule);
  letter-spacing: 0.08em;
  flex-shrink: 0;
}

.entry-yomi {
  font-size: clamp(1rem,2.5vw,1.35rem);
  font-weight: 700;
  letter-spacing: 0.08em;
  color: var(--clr-ink);
  line-height: 1.3;
  min-width: 0;
  word-break: break-all;
  flex: 1;
}
.entry-yomi rt {
  font-size: 0.45em;
  color: var(--clr-ink-light);
  font-weight: 400;
  letter-spacing: 0.1em;
}

.entry-pos {
  font-size: clamp(0.58rem,0.95vw,0.68rem);
  color: var(--clr-paper);
  background: var(--clr-cobalt);
  padding: 0.1em 0.4em;
  border-radius: 2px;
  letter-spacing: 0.05em;
  flex-shrink: 0;
  align-self: center;
}

/* 語義 */
.entry-body {
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
}

.def-block {
  display: flex;
  gap: 0.5rem;
  align-items: flex-start;
}

.def-mark {
  font-size: clamp(0.72rem,1.3vw,0.85rem);
  color: var(--clr-cobalt);
  flex-shrink: 0;
  line-height: 1.9;
}

.definition {
  font-size: clamp(0.78rem,1.5vw,0.9rem);
  color: var(--clr-ink-mid);
  line-height: 1.95;
  letter-spacing: 0.05em;
  overflow-wrap: anywhere;
}
.definition em {
  font-style: normal;
  font-weight: 700;
  color: var(--clr-ink);
  border-bottom: 1px solid var(--clr-rule);
}

/* リスト */
.entry-list {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem 0.85rem;
  padding-left: 1.2rem;
  margin-top: 0.2rem;
}
.entry-list li {
  font-size: clamp(0.72rem,1.3vw,0.85rem);
  color: var(--clr-ink-mid);
  letter-spacing: 0.04em;
  line-height: 1.7;
  position: relative;
  overflow-wrap: anywhere;
}
.entry-list li::before {
  content: '・';
  position: absolute;
  left: -1em;
  color: var(--clr-rule);
}
.entry-list em {
  font-style: normal;
  font-weight: 700;
  color: var(--clr-ink);
}

/* VTuberリストは縦並び */
.entry-list--vtuber {
  flex-direction: column;
  gap: 0.2rem;
}

/* 用例 */
.example-block {
  display: flex;
  gap: 0.6rem;
  align-items: baseline;
  padding: 0.4rem 0.75rem;
  border-left: 2px solid var(--clr-rule-lt);
  margin-top: 0.3rem;
}
.example-label {
  font-size: clamp(0.58rem,1vw,0.68rem);
  color: var(--clr-muted);
  letter-spacing: 0.1em;
  flex-shrink: 0;
  font-style: italic;
  font-family: var(--font-e);
}
.example-text {
  font-size: clamp(0.78rem,1.5vw,0.9rem);
  color: var(--clr-ink-mid);
  letter-spacing: 0.06em;
  line-height: 1.9;
  overflow-wrap: anywhere;
}

/* ─── フッター ─── */
footer {
  position: relative;
  z-index: 5;
  background: var(--clr-ink);
  padding: clamp(1.5rem,4vw,2.5rem) var(--content-pad);
  padding-right: calc(var(--content-pad) + var(--band-w));
}

.footer-inner {
  max-width: var(--content-max);
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  gap: 1rem;
}

.colophon { display: flex; flex-direction: column; gap: 0.25rem; }
.colophon-title {
  font-size: clamp(0.58rem,1vw,0.68rem);
  color: var(--clr-gold);
  letter-spacing: 0.3em;
  border-bottom: 1px solid var(--clr-gold);
  padding-bottom: 0.2rem;
  margin-bottom: 0.2rem;
  width: fit-content;
}
.colophon-line {
  font-size: clamp(0.58rem,1vw,0.68rem);
  color: var(--clr-rule);
  letter-spacing: 0.1em;
}

.footer-kana {
  font-size: clamp(0.58rem,1.1vw,0.75rem);
  letter-spacing: 0.5em;
  color: var(--clr-rule);
  opacity: 0.5;
}

/* ─── レスポンシブ ─── */
@media (max-width: 480px) {
  .top-band { display: none; }
  main,
  header,
  footer {
    padding-right: var(--content-pad);
  }
  .section-kana { font-size: clamp(2.5rem,14vw,4rem); }
}

/* ─── Reduced Motion ─── */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
  }
  .entry { opacity: 1; transform: none; }
}

/* ─── Focus ─── */
:focus-visible { outline: 2px solid var(--clr-cobalt); outline-offset: 2px; }