/* ==========================================================================
   wakeiru Master Stylesheet
   Architecture: White-cube editorial gallery + Nordic literary craft
   ========================================================================== */

@import url('design-tokens.css');

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

html {
  font-size: 16px;
  scroll-behavior: smooth;
  background-color: var(--color-canvas);
  color: var(--color-ink);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
  max-width: 100vw;
}

body {
  font-family: var(--font-serif);
  font-weight: 400;
  line-height: var(--leading-body);
  color: var(--color-ink);
  background-color: var(--color-canvas);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  overflow-x: hidden;
  max-width: 100vw;
  width: 100%;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

a {
  color: inherit;
  text-decoration: none;
  transition: color var(--transition-fast);
}

a:hover {
  color: var(--color-signal-orange);
}

ul, ol {
  list-style: none;
}

button, input, textarea {
  font-family: inherit;
  font-size: inherit;
  color: inherit;
  background: none;
  border: none;
}

/* --- Layout Container --- */
.site-container {
  width: 100%;
  max-width: var(--page-max-width);
  margin-left: auto;
  margin-right: auto;
  padding-left: var(--spacing-24);
  padding-right: var(--spacing-24);
}

/* --- Header / Navigation (Right-Aligned Nav) --- */
.site-header {
  border-bottom: 1px solid var(--color-border);
  background-color: var(--color-canvas);
  position: sticky;
  top: 0;
  z-index: 50;
}

.header-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: var(--spacing-20);
  padding-bottom: var(--spacing-20);
}

.brand-wrapper {
  display: flex;
  align-items: center;
}

.brand-logo {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 32px;
  letter-spacing: -0.04em;
  color: var(--color-ink);
  line-height: 1;
  text-transform: lowercase;
}

.brand-logo .accent-dot {
  color: var(--color-signal-orange);
}

.header-nav {
  display: flex;
  align-items: center;
  gap: var(--spacing-32);
  margin-left: auto;
}

.nav-link {
  font-family: "Hiragino Kaku Gothic ProN", "Yu Gothic", -apple-system, BlinkMacSystemFont, sans-serif;
  font-size: 13.5px;
  font-weight: 500;
  letter-spacing: 0.03em;
  color: var(--color-ink);
  padding: 4px 0;
  position: relative;
  white-space: nowrap;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0%;
  height: 1px;
  background-color: var(--color-forest-ink);
  transition: width var(--transition-smooth);
}

.nav-link:hover::after,
.nav-link.active::after {
  width: 100%;
}

.nav-link.active {
  color: var(--color-forest-ink);
  font-weight: 700;
}

.btn-text-action {
  font-family: "Hiragino Kaku Gothic ProN", "Yu Gothic", sans-serif;
  font-size: 13px;
  font-weight: 700;
  color: var(--color-forest-ink);
  cursor: pointer;
  padding: 4px 0;
  border-bottom: 1px solid currentColor;
  transition: all var(--transition-fast);
  display: inline-block;
}

.btn-text-action:hover {
  color: var(--color-signal-orange);
  border-color: var(--color-signal-orange);
}

/* ═══════════════════════════════════════════════════════════════
   TOP HERO SECTION (Featured Article + Vertical Brand Philosophy)
   ═══════════════════════════════════════════════════════════════ */
.top-hero-section {
  padding-top: 36px;
  padding-bottom: 36px;
  border-bottom: 1px solid var(--color-border);
}

.top-hero-layout {
  display: grid;
  grid-template-columns: 1fr 280px;
  gap: 40px;
  align-items: start;
  width: 100%;
}

.top-featured-inner {
  display: grid;
  grid-template-columns: 410px 1fr;
  gap: 36px;
  align-items: start;
}

.top-featured-media-link {
  display: block;
  width: 100%;
}

.top-featured-media-wrap {
  position: relative;
  width: 100%;
  aspect-ratio: 16 / 10;
  overflow: hidden;
  border-radius: 10px;
  background-color: var(--color-canvas-subtle);
}

.top-featured-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: 10px;
  transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

.top-featured-inner:hover .top-featured-img {
  transform: scale(1.025);
}

.top-featured-new-badge {
  position: absolute;
  top: 12px;
  left: 12px;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background-color: #24221e;
  color: #f3efe6;
  font-family: var(--font-display);
  font-size: 9px;
  font-weight: 800;
  letter-spacing: 0.05em;
  display: flex;
  align-items: center;
  justify-content: center;
  transform: rotate(-10deg);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
  z-index: 2;
  border: 1px solid rgba(255, 255, 255, 0.15);
}

.top-featured-cat-overlay {
  position: absolute;
  bottom: 12px;
  left: 12px;
  z-index: 2;
}

.top-featured-date-overlay {
  position: absolute;
  top: 12px;
  right: 12px;
  z-index: 2;
  display: inline-flex;
  align-items: center;
  gap: 4px;
  background-color: rgba(235, 230, 221, 0.94);
  backdrop-filter: blur(8px);
  color: #33312c;
  padding: 3px 8px;
  border-radius: 999px;
  font-family: -apple-system, BlinkMacSystemFont, "Hiragino Kaku Gothic ProN", "Yu Gothic", sans-serif;
  font-size: 10.5px;
  font-weight: 600;
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.08);
}

.top-featured-content {
  display: flex;
  flex-direction: column;
}

.top-featured-title {
  font-family: -apple-system, BlinkMacSystemFont, "Hiragino Sans", "Hiragino Kaku Gothic ProN", "Yu Gothic", sans-serif;
  font-size: clamp(20px, 2.1vw, 23.5px);
  font-weight: 800;
  line-height: 1.45;
  letter-spacing: -0.01em;
  color: var(--color-ink);
  margin-top: 0;
  margin-bottom: 12px;
}

.top-featured-title a {
  color: inherit;
  transition: color var(--transition-fast);
}

.top-featured-title a:hover {
  color: var(--color-forest-ink);
}

.top-featured-desc {
  font-family: "Hiragino Kaku Gothic ProN", "Yu Gothic", -apple-system, BlinkMacSystemFont, sans-serif;
  font-size: 13.5px;
  line-height: 1.82;
  color: var(--color-ink-muted);
  margin-bottom: 16px;
}

.top-featured-action {
  margin-top: 0;
}

/* ═══════════════════════════════════════════════════════════════
   VERTICAL BRAND COLUMN (Right of Hero)
   ═══════════════════════════════════════════════════════════════ */
.hero-brand-vertical {
  border-left: 1px solid var(--color-border);
  padding-left: 32px;
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
  align-items: center;
  align-self: start;
  padding-top: 0;
  margin-top: 0;
}

.vertical-brand-content {
  writing-mode: vertical-rl;
  text-orientation: mixed;
  height: 220px;
}

/* Staggered Haiku (Rightmost in vertical-rl) */
.haiku-vertical-box {
  display: inline-block;
  vertical-align: top;
  font-family: -apple-system, BlinkMacSystemFont, "Hiragino Mincho ProN", "Yu Mincho", "Hiragino Sans", serif;
  margin: 0;
  padding: 0;
  height: 100%;
}

.haiku-line {
  margin: 0;
  padding: 0;
  display: block;
  letter-spacing: 0.18em;
  line-height: 1.45;
  color: var(--color-ink);
  font-weight: 700;
  white-space: nowrap;
}

.haiku-line.line-1 {
  font-size: 19px;
  padding-top: 0;
  margin-top: 0;
  margin-left: 6px;
}

.haiku-line.line-2 {
  font-size: 18px;
  padding-top: 2.8em; /* Staggered down with whitespace */
  margin-left: 6px;
}

.haiku-line.line-3 {
  font-size: 17px;
  padding-top: 7.6em; /* Placed at the very bottom */
  margin-left: 24px; /* Space before description */
}

/* Vertical Description (To the left of Haiku in vertical-rl, indented by ~2 characters) */
.vertical-desc-box {
  display: inline-block;
  vertical-align: top;
  font-family: "Hiragino Kaku Gothic ProN", "Yu Gothic", -apple-system, BlinkMacSystemFont, sans-serif;
  font-size: 11px;
  line-height: 2.25;
  letter-spacing: 0.08em;
  color: var(--color-ink-muted);
  margin: 0;
  padding-top: 1.6em; /* 字下げ */
  height: 100%;
}

.vertical-desc-box p {
  margin: 0;
  padding: 0;
  white-space: nowrap;
}

.vertical-brand-action {
  writing-mode: horizontal-tb;
  margin-top: 14px;
  width: 100%;
  text-align: center;
}

/* ═══════════════════════════════════════════════════════════════
   PICKUP / ARTICLE CARD STYLES (idid.team reference)
   ═══════════════════════════════════════════════════════════════ */
.pickup-media-link {
  display: block;
  overflow: hidden;
  border-radius: 10px;
}

.pickup-thumbnail-wrap {
  width: 100%;
  aspect-ratio: 16 / 9.5;
  overflow: hidden;
  border-radius: 10px;
  background-color: var(--surface-plaster);
  border: 1px solid rgba(0, 0, 0, 0.04);
}

.pickup-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  border-radius: 10px;
  transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

.article-card:hover .pickup-img {
  transform: scale(1.03);
}

.pickup-meta-bar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: 14px;
  margin-bottom: 10px;
}

.pickup-badge {
  display: inline-flex;
  align-items: center;
  padding: 4px 14px;
  border-radius: 999px;
  font-family: -apple-system, BlinkMacSystemFont, "Hiragino Kaku Gothic ProN", "Yu Gothic", sans-serif;
  font-size: 11.5px;
  font-weight: 700;
  color: #ffffff;
  letter-spacing: 0.03em;
  line-height: 1.2;
}

.pickup-badge-math {
  background-color: #9e4653; /* 落ち着いた茜色・ワインローズ */
}

.pickup-badge-music {
  background-color: #38556d; /* 落ち着いた藍鼠・スレートインディゴ */
}

.pickup-badge-it {
  background-color: #285648; /* 落ち着いた木賊色・ディープフォレスト */
}

.pickup-badge-design {
  background-color: #965f32; /* 落ち着いた黄土・アンバーオーカー */
}

.pickup-badge-culture {
  background-color: #38556d; /* 落ち着いた藍鼠・スレートインディゴ */
}

.pickup-date {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  background-color: rgba(0, 0, 0, 0.06);
  color: #524f4a;
  padding: 3px 10px;
  border-radius: 999px;
  font-family: -apple-system, BlinkMacSystemFont, "Hiragino Kaku Gothic ProN", "Yu Gothic", sans-serif;
  font-size: 11.5px;
  font-weight: 500;
  line-height: 1.2;
}

.pickup-cal-icon {
  display: block;
  color: #6d6a63;
  flex-shrink: 0;
}

.card-title {
  font-family: -apple-system, BlinkMacSystemFont, "Hiragino Sans", "Hiragino Kaku Gothic ProN", "Yu Gothic", sans-serif;
  font-size: 16px;
  font-weight: 700;
  line-height: 1.48;
  letter-spacing: -0.01em;
  color: var(--color-ink);
  margin-top: 0;
  margin-bottom: 8px;
}

.card-title a {
  color: inherit;
  transition: color var(--transition-fast);
}

.card-title a:hover {
  color: var(--color-forest-ink);
}

.card-desc {
  font-family: "Hiragino Kaku Gothic ProN", "Yu Gothic", -apple-system, BlinkMacSystemFont, sans-serif;
  font-size: 13px;
  line-height: 1.75;
  color: var(--color-ink-muted);
  margin-top: 4px;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* Articles section spacing */
.articles-section {
  margin-top: 36px;
  margin-bottom: 64px;
}

/* --- 2-Column Main Content & Sidebar Layout --- */
.main-layout-grid {
  display: grid;
  grid-template-columns: 1fr 280px;
  gap: 48px;
}

/* --- 2-Column Editorial Grid --- */
.editorial-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 48px 32px;
}

.article-card {
  display: flex;
  flex-direction: column;
}

/* --- Sidebar --- */
.sidebar-sticky {
  position: sticky;
  top: 80px;
}

.sidebar-title {
  font-family: "Hiragino Kaku Gothic ProN", "Yu Gothic", sans-serif;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.04em;
  color: var(--color-ink);
  margin-bottom: var(--spacing-16);
  padding-bottom: 8px;
  border-bottom: 1px solid var(--color-border);
}

/* Category Filter in Sidebar */
.sidebar-filter-block {
  margin-bottom: 32px;
}

.sidebar-filter-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 12px;
}

.sidebar-filter-btn {
  font-family: "Hiragino Kaku Gothic ProN", "Yu Gothic", -apple-system, BlinkMacSystemFont, sans-serif;
  font-size: 12px;
  font-weight: 500;
  padding: 5px 12px;
  border-radius: 999px;
  border: 1px solid var(--color-border);
  background-color: transparent;
  color: var(--color-ink-muted);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.sidebar-filter-btn:hover {
  border-color: var(--color-ink);
  color: var(--color-ink);
}

.sidebar-filter-btn.active {
  background-color: var(--color-forest-ink);
  border-color: var(--color-forest-ink);
  color: #ffffff;
  font-weight: 700;
}

/* Trending / Most Read in Sidebar */
.trending-list {
  display: flex;
  flex-direction: column;
  gap: 22px;
}

.trending-item {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.trending-card-title {
  font-family: "Hiragino Kaku Gothic ProN", "Yu Gothic", sans-serif;
  font-size: 13.5px;
  font-weight: 600;
  line-height: 1.55;
  color: var(--color-ink);
}

.trending-card-title:hover {
  color: var(--color-forest-ink);
}

.trending-meta {
  font-family: var(--font-sans);
  font-size: 11px;
  color: var(--color-ink-faint);
}

/* Sidebar Callout: Podcast */
.sidebar-podcast-link-block {
  margin-top: 36px;
  padding-top: 24px;
  border-top: 1px solid var(--color-border);
}

.sidebar-podcast-title {
  font-family: "Hiragino Kaku Gothic ProN", "Yu Gothic", sans-serif;
  font-size: 14px;
  font-weight: 700;
  color: var(--color-ink);
  margin-bottom: 8px;
}

.sidebar-podcast-desc {
  font-family: "Hiragino Kaku Gothic ProN", "Yu Gothic", sans-serif;
  font-size: 12.5px;
  line-height: 1.7;
  color: var(--color-ink-muted);
  margin-bottom: 12px;
}

/* --- Book Reviews Pure Grid --- */
.books-pure-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 56px 40px;
  margin-top: 48px;
  margin-bottom: 80px;
}

.book-cover-item {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.book-cover-media {
  background-color: var(--surface-plaster);
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--color-border);
  border-radius: 6px;
}

.book-cover-img {
  width: 100%;
  aspect-ratio: 3 / 4;
  object-fit: contain;
  background-color: #ffffff;
  transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

.book-cover-item:hover .book-cover-img {
  transform: scale(1.02);
}

.book-cover-title {
  font-family: "Hiragino Kaku Gothic ProN", "Yu Gothic", sans-serif;
  font-size: 14.5px;
  font-weight: 700;
  line-height: 1.5;
  color: var(--color-ink);
}

.book-cover-author {
  font-family: "Hiragino Kaku Gothic ProN", "Yu Gothic", sans-serif;
  font-size: 12.5px;
  color: var(--color-ink-muted);
  margin-top: 4px;
}

/* ==========================================================================
   Article Single-Column Layout (centered, optimal reading line length)
   ========================================================================== */
.article-single-layout {
  max-width: var(--reading-max-width); /* 740px from tokens */
  margin-left: auto;
  margin-right: auto;
  margin-top: 56px;
  margin-bottom: 80px;
}

/* Article header meta (category + date) */
.article-header-meta {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 20px;
  font-family: "Hiragino Kaku Gothic ProN", "Yu Gothic", sans-serif;
  font-size: 12.5px;
  color: var(--color-ink-muted);
}

.article-category-label {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: var(--color-forest-ink);
  border: 1px solid var(--color-forest-ink);
  padding: 2px 8px;
}

.article-date {
  font-weight: 600;
  color: var(--color-ink);
}

.article-readtime {
  color: var(--color-ink-faint);
}

/* Author footer at bottom of article */
.article-author-footer {
  display: flex;
  align-items: flex-start;
  gap: 24px;
  margin-top: 64px;
  padding-top: 40px;
  border-top: 1px solid var(--color-border);
}

.article-author-portrait {
  width: 96px;
  height: 96px;
  border-radius: 50%;
  object-fit: cover;
  flex-shrink: 0;
  border: 1px solid var(--color-border);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
}

.article-author-info {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.article-author-label {
  font-family: "Hiragino Kaku Gothic ProN", "Yu Gothic", sans-serif;
  font-size: 11.5px;
  color: var(--color-ink-muted);
  display: inline;
}

.article-author-name {
  font-family: "Hiragino Kaku Gothic ProN", "Yu Gothic", sans-serif;
  font-size: 16px;
  font-weight: 700;
  color: var(--color-ink);
  display: inline;
  margin-left: 4px;
}

.article-author-bio {
  font-family: "Hiragino Kaku Gothic ProN", "Yu Gothic", sans-serif;
  font-size: 13px;
  line-height: 1.75;
  color: var(--color-ink-muted);
  margin-top: 8px;
  max-width: 560px;
}

.article-back-link {
  margin-top: 40px;
  padding-top: 24px;
  border-top: 1px solid var(--color-border);
}

.article-header {
  padding-bottom: var(--spacing-32);
  border-bottom: 1px solid var(--color-border);
  margin-bottom: var(--spacing-32);
}

.article-page-title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(26px, 3.4vw, 40px);
  line-height: 1.3;
  letter-spacing: -0.02em;
  color: var(--color-ink);
  margin-bottom: var(--spacing-20);
}

.article-lead-paragraph {
  font-family: "Hiragino Kaku Gothic ProN", "Yu Gothic", sans-serif;
  font-size: 16px;
  line-height: 1.85;
  color: #33312d;
}

.article-hero-figure {
  margin-bottom: var(--spacing-40);
}

.article-hero-figure img {
  border-radius: 10px;
}

.article-hero-figure figcaption {
  font-family: "Hiragino Kaku Gothic ProN", "Yu Gothic", sans-serif;
  font-size: 12px;
  color: var(--color-ink-faint);
  margin-top: 8px;
}

.article-content-text {
  font-family: var(--font-serif);
  font-size: 17.5px;
  line-height: 2;
  color: #22201e;
}

.article-content-text p {
  margin-bottom: 2em;
}

.article-content-text h2 {
  font-family: var(--font-display);
  font-size: 24px;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--color-ink);
  margin-top: 2.2em;
  margin-bottom: 0.8em;
  padding-bottom: 6px;
  border-bottom: 1px solid var(--color-border);
}

.article-quote {
  border-left: 2px solid var(--color-forest-ink);
  padding-left: var(--spacing-20);
  margin: 2.5em 0;
  font-style: italic;
  color: var(--color-ink-muted);
  font-size: 18px;
}

.article-quote cite {
  display: block;
  font-style: normal;
  font-family: "Hiragino Kaku Gothic ProN", "Yu Gothic", sans-serif;
  font-size: 12px;
  font-weight: 600;
  color: var(--color-ink-faint);
  margin-top: 8px;
}

/* Article media & figures */
.article-figure {
  margin: 2.2em 0;
}

.article-img {
  width: 100%;
  max-width: 100%;
  height: auto;
  border-radius: 6px;
  border: 1px solid var(--color-border);
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.05);
  display: block;
}

.article-img-centered {
  max-width: 640px;
  margin: 0 auto;
}

.article-img-compact {
  max-width: 420px;
  margin: 0 auto;
}

.article-figcaption {
  font-family: "Hiragino Kaku Gothic ProN", "Yu Gothic", sans-serif;
  font-size: 12.5px;
  line-height: 1.6;
  color: var(--color-ink-muted);
  margin-top: 10px;
  text-align: center;
}

.article-img-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
  margin: 2.2em 0;
}

@media (max-width: 640px) {
  .article-img-grid {
    grid-template-columns: 100%;
    gap: 20px;
  }
}

.article-callout {
  background-color: rgba(43, 84, 126, 0.04);
  border-left: 3px solid var(--color-nordic-blue);
  border-radius: 0 6px 6px 0;
  padding: 18px 22px;
  margin: 2em 0;
  font-size: 15.5px;
  line-height: 1.8;
}

.article-callout-forest {
  background-color: rgba(74, 94, 76, 0.05);
  border-left-color: var(--color-forest-ink);
}

.article-callout-title {
  font-weight: 700;
  font-family: "Hiragino Kaku Gothic ProN", "Yu Gothic", sans-serif;
  margin-bottom: 6px;
  color: var(--color-ink);
  font-size: 14.5px;
}

/* Book Review Side Rail Layout */
.book-review-header-compact {
  display: flex;
  gap: 28px;
  align-items: flex-start;
  margin-bottom: 32px;
  padding-bottom: 28px;
  border-bottom: 1px solid var(--color-border);
}

.book-review-cover-small {
  width: 140px;
  flex-shrink: 0;
  border: 1px solid var(--color-border);
  border-radius: 4px;
}

.book-specs-text {
  font-family: "Hiragino Kaku Gothic ProN", "Yu Gothic", sans-serif;
  font-size: 12.5px;
  color: var(--color-ink-muted);
  line-height: 1.8;
  margin-top: 8px;
}

/* Reading Progress Bar */
.reading-progress-bar {
  position: fixed;
  top: 0;
  left: 0;
  height: 3px;
  background-color: var(--color-forest-ink);
  width: 0%;
  z-index: 100;
  transition: width 0.1s ease-out;
}

/* --- Podcast Page Styles --- */
.podcast-intro-block {
  margin-top: 40px;
  margin-bottom: 48px;
  padding-bottom: 40px;
  border-bottom: 1px solid var(--color-border);
}

.podcast-intro-title {
  font-family: var(--font-display);
  font-size: 24px;
  font-weight: 700;
  color: var(--color-ink);
  margin-bottom: 12px;
}

.podcast-intro-desc {
  font-family: "Hiragino Kaku Gothic ProN", "Yu Gothic", sans-serif;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--color-ink-muted);
  max-width: 680px;
  margin-bottom: 20px;
}

.podcast-episodes-list {
  display: flex;
  flex-direction: column;
  margin-top: 32px;
  margin-bottom: 80px;
}

.podcast-episode-row {
  display: grid;
  grid-template-columns: 140px 1fr;
  gap: 24px;
  padding: 24px 0;
  border-bottom: 1px solid var(--color-border);
}

.podcast-ep-status {
  font-family: "Hiragino Kaku Gothic ProN", "Yu Gothic", sans-serif;
  font-size: 12px;
  font-weight: 600;
  color: var(--color-forest-ink);
}

.podcast-ep-title {
  font-family: "Hiragino Kaku Gothic ProN", "Yu Gothic", sans-serif;
  font-size: 16px;
  font-weight: 700;
  color: var(--color-ink);
  margin-bottom: 8px;
}

.podcast-ep-desc {
  font-family: "Hiragino Kaku Gothic ProN", "Yu Gothic", sans-serif;
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--color-ink-muted);
}

/* --- Minimal Site Footer --- */
.site-footer {
  border-top: 1px solid var(--color-border);
  background-color: var(--color-canvas);
  margin-top: auto;
  padding-top: 32px;
  padding-bottom: 32px;
}

.footer-minimal-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.footer-brand-title {
  font-family: var(--font-display);
  font-size: 24px;
  font-weight: 800;
  letter-spacing: -0.03em;
}

.footer-copy {
  font-family: "Hiragino Kaku Gothic ProN", "Yu Gothic", sans-serif;
  font-size: 12px;
  color: var(--color-ink-faint);
}

/* ==========================================================================
   Responsive Media Queries
   ========================================================================== */
@media (max-width: 960px) {
  .top-hero-layout {
    grid-template-columns: 100%;
    gap: 24px;
    width: 100%;
  }
  .top-featured-inner {
    grid-template-columns: 100%;
    gap: 18px;
    width: 100%;
  }
  .top-featured-media-link {
    width: 100%;
  }
  .top-featured-media-wrap {
    width: 100%;
    aspect-ratio: 16 / 9.5;
  }
  .hero-brand-vertical {
    border-left: none;
    border-top: 1px solid var(--color-border);
    padding-left: 0;
    padding-top: 20px;
    margin-top: 8px;
    width: 100%;
    align-items: flex-start;
  }
  .vertical-brand-content {
    writing-mode: horizontal-tb;
    height: auto;
    display: flex;
    flex-direction: column;
    gap: 8px;
    width: 100%;
  }
  .haiku-vertical-box {
    display: block;
    margin: 0;
    height: auto;
    width: 100%;
  }
  .haiku-line {
    display: inline;
    font-family: -apple-system, BlinkMacSystemFont, "Hiragino Mincho ProN", "Yu Mincho", "Hiragino Sans", serif;
    font-size: 15.5px !important;
    font-weight: 700;
    padding-top: 0 !important;
    margin-left: 0 !important;
    letter-spacing: 0.08em;
    line-height: 1.6;
    color: var(--color-ink);
  }
  .haiku-line:not(:last-child)::after {
    content: "　";
  }
  .vertical-desc-box {
    padding-top: 0;
    width: 100%;
    height: auto;
  }
  .vertical-desc-box p {
    font-size: 13px;
    line-height: 1.75;
    white-space: normal !important;
    color: var(--color-ink-muted);
  }
  .vertical-brand-action {
    margin-top: 10px;
    text-align: left;
    width: 100%;
  }
  .main-layout-grid {
    grid-template-columns: 100%;
    gap: 40px;
    width: 100%;
  }
  .sidebar-sticky {
    position: static;
    margin-top: 32px;
    width: 100%;
  }
  .books-pure-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .article-single-layout {
    margin-top: 32px;
  }
}

@media (max-width: 680px) {
  .site-container {
    padding-left: 16px;
    padding-right: 16px;
    width: 100%;
  }
  .header-inner {
    padding-top: 12px;
    padding-bottom: 12px;
    flex-wrap: wrap;
    gap: 12px;
  }
  .brand-logo {
    font-size: 24px;
  }
  .header-nav {
    gap: 14px;
    flex-wrap: nowrap;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
    max-width: 100%;
    padding-bottom: 2px;
  }
  .header-nav::-webkit-scrollbar {
    display: none;
  }
  .nav-link {
    font-size: 12px;
    padding: 2px 0;
  }
  
  .top-hero-section {
    padding-top: 18px;
    padding-bottom: 20px;
  }
  .top-featured-title {
    font-size: 17px;
    line-height: 1.4;
    margin-bottom: 8px;
  }
  .top-featured-desc {
    font-size: 12.5px;
    line-height: 1.65;
    margin-bottom: 12px;
  }
  
  /* Article grid on mobile */
  .editorial-grid {
    grid-template-columns: 100%;
    gap: 28px;
    width: 100%;
  }
  .editorial-grid .card-title {
    font-size: 15.5px;
    line-height: 1.4;
  }
  
  /* Book reviews on Mobile */
  .books-pure-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 20px 10px;
    width: 100%;
  }
  .book-cover-title {
    font-size: 12px;
  }
  
  .podcast-episode-row {
    grid-template-columns: 100%;
    gap: 6px;
  }
  .footer-minimal-inner {
    flex-direction: column;
    gap: 8px;
    align-items: flex-start;
  }
  .book-review-header-compact {
    flex-direction: column;
  }
  .article-author-footer {
    gap: 16px;
    margin-top: 48px;
    padding-top: 32px;
  }
  .article-author-portrait {
    width: 80px;
    height: 80px;
  }
}