:root {
  --ink: #16202b;
  --ink-soft: #3d4b5a;
  --ink-mute: #6b7885;
  --paper: #f7f6f1;
  --paper-card: #ffffff;
  --line: #d8d8d2;
  --line-soft: #e8e7e1;
  --blue: #2f5d8c;
  --blue-deep: #24486d;
  --orange: #d9772f;
  --green: #3f7d5a;
  --radius: 6px;
  --radius-sm: 4px;
  --shadow-card: 0 1px 2px rgba(22, 32, 43, 0.06), 0 6px 18px rgba(22, 32, 43, 0.05);
  --shadow-hover: 0 2px 4px rgba(22, 32, 43, 0.08), 0 12px 26px rgba(22, 32, 43, 0.1);
  --font-base: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  --font-mono: ui-monospace, SFMono-Regular, "SF Mono", Menlo, Consolas, "Liberation Mono", monospace;
  --wrap: 1120px;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  font-family: var(--font-base);
  font-size: 16px;
  line-height: 1.8;
  color: var(--ink);
  background: var(--paper);
}

body.site-body {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

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

a {
  color: var(--blue);
  text-decoration: none;
}

a:hover,
a:focus-visible {
  color: var(--blue-deep);
  text-decoration: underline;
}

h1,
h2,
h3,
h4 {
  margin: 0;
  line-height: 1.35;
  font-weight: 700;
  color: var(--ink);
}

p {
  margin: 0;
}

ul,
ol {
  margin: 0;
  padding: 0;
  list-style: none;
}

figure {
  margin: 0;
}

table {
  border-collapse: collapse;
  width: 100%;
}

time,
.genre-num,
.pick-order,
.step-num,
.anchor-num,
.order-num,
.path-index,
.entry-index {
  font-variant-numeric: tabular-nums;
  font-feature-settings: "tnum";
}

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  margin: -1px;
  padding: 0;
  overflow: hidden;
  clip: rect(0 0 0 0);
  clip-path: inset(50%);
  white-space: nowrap;
  border: 0;
}

/* ===== layout ===== */

.site-header {
  position: sticky;
  top: 0;
  z-index: 40;
  background: rgba(247, 246, 241, 0.96);
  border-bottom: 1px solid var(--line);
  backdrop-filter: saturate(160%) blur(6px);
}

.header-inner {
  max-width: var(--wrap);
  margin: 0 auto;
  padding: 14px 20px;
  display: flex;
  align-items: center;
  gap: 20px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--ink);
  font-weight: 700;
  font-size: 17px;
  flex: 0 0 auto;
}

.brand:hover,
.brand:focus-visible {
  color: var(--ink);
  text-decoration: none;
}

.brand-mark {
  width: 26px;
  height: 26px;
  border-radius: var(--radius-sm);
  background: var(--blue);
  position: relative;
  flex: 0 0 auto;
}

.brand-mark::after {
  content: "";
  position: absolute;
  inset: 7px 6px 7px 8px;
  border-left: 3px solid var(--paper);
  border-bottom: 3px solid var(--paper);
  border-radius: 1px;
  transform: skewX(-12deg);
}

.brand-name {
  white-space: nowrap;
}

.site-nav {
  margin-left: auto;
}

.nav-list {
  display: flex;
  align-items: center;
  gap: 2px;
  flex-wrap: wrap;
}

.nav-link {
  display: inline-block;
  padding: 8px 11px;
  border-radius: var(--radius-sm);
  font-size: 15px;
  color: var(--ink-soft);
  white-space: nowrap;
}

.nav-link:hover,
.nav-link:focus-visible {
  background: #eceae2;
  color: var(--blue-deep);
  text-decoration: none;
}

.nav-link.is-current {
  color: var(--blue-deep);
  background: #e4e9ef;
  font-weight: 600;
}

.nav-toggle {
  display: none;
  margin-left: auto;
  width: 44px;
  height: 44px;
  padding: 0;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: var(--paper-card);
  cursor: pointer;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 4px;
}

.nav-toggle-bar {
  display: block;
  width: 20px;
  height: 2px;
  background: var(--ink);
  border-radius: 1px;
}

.site-main {
  flex: 1 1 auto;
  width: 100%;
  max-width: var(--wrap);
  margin: 0 auto;
  padding: 0 20px 48px;
}

.inner-main {
  padding-top: 20px;
}

.site-footer {
  margin-top: 24px;
  background: #1e2a37;
  color: #cfd6dd;
  font-size: 14px;
}

.footer-inner {
  max-width: var(--wrap);
  margin: 0 auto;
  padding: 36px 20px 24px;
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1fr 1fr;
  gap: 26px;
}

.footer-brand {
  grid-column: 1;
}

.footer-name {
  font-weight: 700;
  font-size: 16px;
  color: #f2f4f6;
  margin-bottom: 8px;
}

.footer-desc {
  color: #9fabb7;
  line-height: 1.7;
}

.footer-title {
  font-size: 14px;
  font-weight: 600;
  color: #f2f4f6;
  margin-bottom: 10px;
}

.footer-list li + li {
  margin-top: 6px;
}

.footer-list a {
  color: #a9b5c0;
}

.footer-list a:hover,
.footer-list a:focus-visible {
  color: #ffffff;
  text-decoration: none;
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.12);
}

.footer-log,
.footer-copy {
  max-width: var(--wrap);
  margin: 0 auto;
  padding: 0 20px;
  color: #8b98a5;
  font-size: 13px;
  line-height: 1.7;
}

.footer-log {
  padding-top: 16px;
}

.footer-copy {
  padding-bottom: 20px;
}

.mobile-taskbar,
.mobile-task-nav {
  display: none;
}

/* ===== shared components ===== */

.section {
  margin-top: 44px;
}

.section-head {
  margin-bottom: 20px;
}

.section-title,
.section-head h2 {
  font-size: 24px;
  color: var(--ink);
}

.section-desc,
.section-lead,
.section-intro {
  margin-top: 8px;
  color: var(--ink-mute);
  font-size: 15px;
  line-height: 1.75;
  max-width: 68ch;
}

.section-more {
  margin-top: 18px;
}

.more-link {
  display: inline-block;
  font-size: 15px;
  font-weight: 600;
  color: var(--blue);
  border-bottom: 1px solid rgba(47, 93, 140, 0.35);
  padding-bottom: 2px;
}

.more-link:hover,
.more-link:focus-visible {
  color: var(--blue-deep);
  text-decoration: none;
  border-bottom-color: var(--blue-deep);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 10px 20px;
  border-radius: var(--radius);
  font-size: 15px;
  font-weight: 600;
  border: 1px solid transparent;
}

.btn-primary {
  background: var(--blue);
  color: #ffffff;
}

.btn-primary:hover,
.btn-primary:focus-visible {
  background: var(--blue-deep);
  color: #ffffff;
  text-decoration: none;
}

.btn-ghost {
  background: transparent;
  color: var(--blue-deep);
  border-color: #b9c6d4;
}

.btn-ghost:hover,
.btn-ghost:focus-visible {
  background: #e4e9ef;
  color: var(--blue-deep);
  text-decoration: none;
}

.tag-genre,
.genre-tag,
.tag-status,
.status-tag,
.topic-tag {
  display: inline-block;
  font-size: 12px;
  line-height: 1.6;
  padding: 1px 8px;
  border-radius: var(--radius-sm);
  white-space: nowrap;
}

.tag-genre,
.genre-tag {
  background: #e4e9ef;
  color: var(--blue-deep);
}

.tag-status,
.status-tag {
  background: #eceae2;
  color: var(--ink-soft);
}

.status-ongoing {
  background: #e2efe7;
  color: var(--green);
}

.status-finished {
  background: #e6e9ee;
  color: var(--blue-deep);
}

.status-paused {
  background: #f6e7da;
  color: #a4571c;
}

.tag-date,
.update-date {
  font-size: 13px;
  color: var(--ink-mute);
}

.breadcrumb {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
  font-size: 14px;
  color: var(--ink-mute);
  margin-bottom: 14px;
}

.breadcrumb-sep {
  color: #b3bcc5;
}

.breadcrumb-current {
  color: var(--ink-soft);
}

.breadcrumb-list {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
}

.breadcrumb-item {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.breadcrumb-item + .breadcrumb-item::before {
  content: "/";
  color: #b3bcc5;
}

.page-header {
  margin-bottom: 18px;
}

.page-title {
  font-size: 32px;
  font-weight: 700;
  color: var(--ink);
}

.page-hero {
  margin-bottom: 26px;
}

.page-kicker {
  font-size: 13px;
  letter-spacing: 0.04em;
  color: var(--orange);
  font-weight: 600;
  margin-bottom: 6px;
}

.page-lead {
  font-size: 16px;
  color: var(--ink-soft);
  max-width: 70ch;
}

.page-meta,
.page-note,
.page-back,
.page-hero-link {
  margin-top: 10px;
  font-size: 14px;
  color: var(--ink-mute);
}

.page-back a,
.page-hero-link a,
.page-note a {
  font-weight: 600;
}

.related-links {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 40px;
  padding-top: 18px;
  border-top: 1px solid var(--line);
  font-size: 14px;
}

.related-links-label {
  color: var(--ink-mute);
}

.related-links-item {
  padding: 6px 12px;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: var(--paper-card);
  color: var(--ink-soft);
}

.related-links-item:hover,
.related-links-item:focus-visible {
  border-color: #b9c6d4;
  color: var(--blue-deep);
  text-decoration: none;
}

.next-section {
  margin-top: 44px;
}

.next-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.next-link {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  padding: 10px 18px;
  border-radius: var(--radius);
  border: 1px solid var(--line);
  background: var(--paper-card);
  color: var(--ink);
  font-weight: 600;
}

.next-link:hover,
.next-link:focus-visible {
  border-color: var(--blue);
  color: var(--blue-deep);
  text-decoration: none;
}

.field-table {
  font-size: 15px;
  background: var(--paper-card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
}

.field-table caption {
  text-align: left;
}

.field-table th,
.field-table td {
  padding: 12px 14px;
  text-align: left;
  border-bottom: 1px solid var(--line-soft);
  vertical-align: top;
}

.field-table thead th {
  background: #eef0f3;
  font-size: 14px;
  color: var(--ink-soft);
  font-weight: 600;
}

.field-table tbody th {
  width: 22%;
  font-weight: 600;
  color: var(--ink);
  white-space: nowrap;
}

.field-table tbody tr:last-child th,
.field-table tbody tr:last-child td {
  border-bottom: 0;
}

/* ===== home ===== */

.hero {
  padding-top: 28px;
}

.hero-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1.05fr);
  gap: 28px;
  align-items: start;
}

.cover-wall {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
}

.cover-card {
  position: relative;
  background: var(--paper-card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow-card);
  transition: transform 0.18s ease, box-shadow 0.18s ease, border-color 0.18s ease;
}

.cover-card:hover,
.cover-card:focus-within {
  transform: translateY(-2px);
  box-shadow: var(--shadow-hover);
  border-color: #b9c6d4;
}

.cover-card img {
  width: 100%;
  aspect-ratio: 3 / 4;
  object-fit: cover;
  background: #e6e9ee;
}

.cover-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 6px;
  padding: 8px 10px 4px;
}

.cover-link {
  display: block;
  padding: 4px 10px 12px;
  font-size: 14px;
  font-weight: 600;
}

.update-panel {
  background: var(--paper-card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 22px 22px 20px;
  box-shadow: var(--shadow-card);
}

.hero-eyebrow {
  font-size: 13px;
  font-weight: 600;
  color: var(--orange);
  margin-bottom: 8px;
}

.hero-panel h1,
.update-panel h1 {
  font-size: 32px;
  margin-bottom: 10px;
}

.hero-lead {
  color: var(--ink-soft);
  font-size: 16px;
}

.hero-updates {
  margin-top: 16px;
  border-top: 1px solid var(--line-soft);
}

.hero-updates .update-row {
  display: grid;
  grid-template-columns: 88px minmax(0, 1fr) auto;
  grid-template-areas:
    "date genre link"
    "date summary link";
  gap: 2px 12px;
  align-items: center;
  padding: 10px 2px;
  border-bottom: 1px solid var(--line-soft);
}

.hero-updates .update-date {
  grid-area: date;
}

.hero-updates .update-genre {
  grid-area: genre;
  font-size: 13px;
  color: var(--ink-soft);
}

.hero-updates .update-status {
  display: none;
}

.hero-updates .update-summary {
  grid-area: summary;
  font-size: 14px;
  color: var(--ink-mute);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.hero-updates .update-link {
  grid-area: link;
  font-size: 14px;
  font-weight: 600;
  white-space: nowrap;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 18px;
}

.hero-media {
  margin-top: 26px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--paper-card);
}

.hero-media img {
  width: 100%;
  aspect-ratio: 16 / 7;
  object-fit: cover;
}

.hero-media figcaption {
  padding: 10px 16px;
  font-size: 14px;
  color: var(--ink-mute);
  border-top: 1px solid var(--line-soft);
}

.genre-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 12px;
}

.genre-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px 14px;
  background: var(--paper-card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  transition: border-color 0.18s ease, background 0.18s ease;
}

.genre-item:hover {
  border-color: #b9c6d4;
  background: #fbfbf8;
}

.genre-num {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--blue);
  font-weight: 700;
}

.genre-link {
  font-size: 15px;
  font-weight: 600;
  color: var(--ink);
}

.genre-link:hover,
.genre-link:focus-visible {
  color: var(--blue-deep);
  text-decoration: none;
}

.timeline {
  border-top: 1px solid var(--line);
}

.timeline-row {
  display: grid;
  grid-template-columns: 108px minmax(0, 1fr) auto;
  gap: 16px;
  align-items: center;
  padding: 14px 4px;
  border-bottom: 1px solid var(--line-soft);
}

.timeline-date {
  font-size: 14px;
  color: var(--orange);
  font-weight: 600;
}

.timeline-genre {
  font-size: 14px;
  font-weight: 600;
  color: var(--ink);
}

.timeline-text {
  font-size: 14px;
  color: var(--ink-mute);
  margin-top: 2px;
}

.timeline-link {
  font-size: 14px;
  font-weight: 600;
  white-space: nowrap;
}

.pick-list {
  border-top: 1px solid var(--line);
}

.pick-row {
  display: grid;
  grid-template-columns: 44px 132px minmax(0, 1fr) auto;
  gap: 16px;
  align-items: center;
  padding: 14px 4px;
  border-bottom: 1px solid var(--line-soft);
}

.rank-list-section .pick-row {
  grid-template-columns: 44px 96px minmax(0, 1fr);
  grid-template-areas:
    "order cover body";
  align-items: start;
}

.pick-order {
  font-family: var(--font-mono);
  font-size: 15px;
  font-weight: 700;
  color: var(--blue);
}

.pick-genre {
  font-size: 14px;
  color: var(--ink-soft);
}

.pick-reason {
  font-size: 14px;
  color: var(--ink-mute);
}

.pick-link {
  font-size: 14px;
  font-weight: 600;
  white-space: nowrap;
}

.pick-cover {
  margin: 0;
}

.pick-cover img {
  width: 100%;
  aspect-ratio: 3 / 4;
  object-fit: cover;
  border-radius: var(--radius-sm);
  border: 1px solid var(--line);
  background: #e6e9ee;
}

.pick-body {
  min-width: 0;
}

.pick-name {
  font-size: 16px;
  margin-bottom: 4px;
}

.pick-meta {
  font-size: 13px;
  color: var(--ink-mute);
  margin-bottom: 4px;
}

.rank-list-section .pick-row {
  grid-template-areas:
    "order cover body"
    "order cover body";
}

.rank-list-section .pick-order {
  grid-area: order;
  padding-top: 2px;
}

.rank-list-section .pick-cover {
  grid-area: cover;
}

.rank-list-section .pick-body {
  grid-area: body;
}

.topic-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1.15fr);
  gap: 26px;
  align-items: start;
}

.topic-media {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--paper-card);
}

.topic-media img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
}

.topic-media figcaption {
  padding: 10px 14px;
  font-size: 14px;
  color: var(--ink-mute);
  border-top: 1px solid var(--line-soft);
}

.topic-subtitle {
  font-size: 18px;
  margin-bottom: 8px;
}

.topic-text {
  font-size: 15px;
  color: var(--ink-soft);
}

.topic-text + .topic-text {
  margin-top: 10px;
}

.topic-summary .btn {
  margin-top: 16px;
}

.step-list {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
}

.step-item {
  background: var(--paper-card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 16px 16px 18px;
}

.step-num {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 700;
  color: #ffffff;
  background: var(--blue);
  padding: 1px 8px;
  border-radius: var(--radius-sm);
  margin-bottom: 10px;
}

.step-text {
  font-size: 15px;
  color: var(--ink-soft);
}

.step-field {
  display: block;
  margin-top: 8px;
  font-size: 13px;
  color: var(--ink-mute);
}

/* ===== latest ===== */

.update-timeline {
  border-top: 1px solid var(--line);
}

.update-timeline .update-row {
  padding: 16px 4px;
  border-bottom: 1px solid var(--line-soft);
}

.update-item {
  display: block;
}

.update-date {
  margin-bottom: 4px;
}

.update-name {
  font-size: 17px;
  margin-bottom: 6px;
}

.update-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 6px;
}

.update-summary {
  font-size: 15px;
  color: var(--ink-soft);
  max-width: 76ch;
}

.genre-anchor-nav {
  margin-top: 4px;
}

.genre-anchor-list {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.genre-anchor a {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  min-height: 44px;
  padding: 8px 14px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--paper-card);
  color: var(--ink);
  font-weight: 600;
  font-size: 15px;
}

.genre-anchor a:hover,
.genre-anchor a:focus-visible {
  border-color: var(--blue);
  color: var(--blue-deep);
  text-decoration: none;
}

.anchor-num {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--blue);
}

.field-figure {
  margin-bottom: 18px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--paper-card);
}

.field-figure img {
  width: 100%;
  aspect-ratio: 16 / 6;
  object-fit: cover;
}

.field-figure figcaption,
.field-caption,
.field-figure-caption {
  padding: 10px 14px;
  font-size: 14px;
  color: var(--ink-mute);
  border-top: 1px solid var(--line-soft);
}

.batch-nav-list {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.batch-item a {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  padding: 10px 18px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--paper-card);
  color: var(--ink);
  font-weight: 600;
}

.batch-item a:hover,
.batch-item a:focus-visible {
  border-color: var(--blue);
  color: var(--blue-deep);
  text-decoration: none;
}

/* ===== catalog ===== */

.genre-anchor-bar {
  margin-bottom: 26px;
  padding-bottom: 18px;
  border-bottom: 1px solid var(--line);
}

.cover-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 18px;
}

.cover-grid .cover-card {
  display: flex;
  flex-direction: column;
  padding-bottom: 4px;
}

.cover-figure {
  margin: 0;
}

.cover-figure img {
  width: 100%;
  aspect-ratio: 3 / 4;
  object-fit: cover;
  background: #e6e9ee;
}

.cover-body {
  padding: 10px 12px 12px;
  display: flex;
  flex-direction: column;
  gap: 6px;
  flex: 1 1 auto;
}

.cover-name {
  font-size: 16px;
}

.cover-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  padding: 0;
}

.cover-desc {
  font-size: 13px;
  color: var(--ink-mute);
  line-height: 1.7;
}

.status-columns {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}

.status-item {
  background: var(--paper-card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 16px;
}

.status-name {
  font-size: 16px;
  margin-bottom: 8px;
}

.status-desc {
  font-size: 14px;
  color: var(--ink-soft);
}

.status-range {
  margin-top: 8px;
  font-size: 13px;
  color: var(--ink-mute);
}

.catalog-fields-section {
  margin-top: 44px;
}

.next-links {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 12px;
}

.next-link a {
  display: flex;
  align-items: center;
  min-height: 44px;
  padding: 10px 16px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--paper-card);
  color: var(--ink);
  font-weight: 600;
}

.next-link a:hover,
.next-link a:focus-visible {
  border-color: var(--blue);
  color: var(--blue-deep);
  text-decoration: none;
}

/* ===== rank ===== */

.page-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.6fr) minmax(0, 1fr);
  gap: 28px;
  align-items: start;
}

.page-head {
  grid-column: 1 / -1;
}

.page-layout .rank-list-section {
  grid-column: 1;
}

.page-layout .rank-basis {
  grid-column: 2;
  background: var(--paper-card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 18px 18px 20px;
}

.page-layout .read-order,
.page-layout .rank-topic-map {
  grid-column: 1 / -1;
}

.rank-basis .section-title {
  font-size: 18px;
}

.basis-list {
  margin-top: 12px;
}

.basis-item + .basis-item {
  margin-top: 12px;
  padding-top: 12px;
  border-top: 1px solid var(--line-soft);
}

.basis-name {
  font-size: 15px;
  margin-bottom: 4px;
}

.basis-text {
  font-size: 14px;
  color: var(--ink-mute);
}

.order-steps {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
}

.order-step {
  background: var(--paper-card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 16px;
}

.order-num {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 700;
  color: var(--blue);
  margin-bottom: 8px;
}

.order-name {
  font-size: 16px;
  margin-bottom: 6px;
}

.order-text {
  font-size: 14px;
  color: var(--ink-soft);
}

.order-link {
  display: inline-block;
  margin-top: 10px;
  font-size: 14px;
  font-weight: 600;
}

.topic-map-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}

.topic-map-item {
  background: var(--paper-card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 16px;
}

.topic-map-name {
  font-size: 16px;
  margin-bottom: 6px;
}

.topic-map-text {
  font-size: 14px;
  color: var(--ink-soft);
}

.topic-map-link {
  display: inline-block;
  margin-top: 10px;
  font-size: 14px;
  font-weight: 600;
}

/* ===== topic ===== */

.layout-shell {
  grid-template-columns: minmax(0, 1.6fr) minmax(0, 1fr);
}

.layout-shell .topic-hero,
.layout-shell .topic-select,
.layout-shell .topic-entries,
.layout-shell .topic-path {
  grid-column: 1;
}

.layout-shell .topic-catalog {
  grid-column: 2;
  background: var(--paper-card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 18px;
  align-self: start;
}

.topic-hero {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(0, 1fr);
  gap: 20px;
  align-items: start;
}

.topic-hero .topic-media img {
  aspect-ratio: 4 / 3;
}

.topic-lead {
  font-size: 16px;
  color: var(--ink-soft);
}

.topic-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 14px;
}

.topic-tag {
  background: #e4e9ef;
  color: var(--blue-deep);
  padding: 2px 10px;
}

.topic-select,
.topic-entries,
.topic-path {
  margin-top: 40px;
}

.topic-select h2,
.topic-entries h2,
.topic-path h2 {
  font-size: 22px;
}

.note-list {
  margin-top: 16px;
  display: grid;
  gap: 14px;
}

.note-block {
  background: var(--paper-card);
  border: 1px solid var(--line);
  border-left: 3px solid var(--blue);
  border-radius: var(--radius);
  padding: 14px 16px;
}

.note-block h3 {
  font-size: 16px;
  margin-bottom: 6px;
}

.note-block p {
  font-size: 15px;
  color: var(--ink-soft);
}

.topic-entry-list {
  margin-top: 16px;
  border-top: 1px solid var(--line);
}

.topic-entry {
  display: grid;
  grid-template-columns: 128px minmax(0, 1fr);
  gap: 16px;
  align-items: start;
  padding: 16px 4px;
  border-bottom: 1px solid var(--line-soft);
}

.entry-cover {
  margin: 0;
}

.entry-cover img {
  width: 100%;
  aspect-ratio: 3 / 4;
  object-fit: cover;
  border-radius: var(--radius-sm);
  border: 1px solid var(--line);
  background: #e6e9ee;
}

.entry-body {
  min-width: 0;
}

.entry-index {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--blue);
  font-weight: 700;
  margin-right: 8px;
}

.entry-genre {
  font-size: 13px;
  color: var(--ink-mute);
}

.entry-title {
  font-size: 17px;
  margin: 4px 0 6px;
}

.entry-desc {
  font-size: 15px;
  color: var(--ink-soft);
}

.entry-link {
  display: inline-block;
  margin-top: 8px;
  font-size: 14px;
  font-weight: 600;
}

.path-step-list {
  margin-top: 16px;
  display: grid;
  gap: 14px;
}

.path-step {
  background: var(--paper-card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 16px;
}

.path-index {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 700;
  color: #ffffff;
  background: var(--blue);
  padding: 1px 8px;
  border-radius: var(--radius-sm);
  margin-bottom: 8px;
}

.path-title {
  font-size: 16px;
  margin-bottom: 6px;
}

.path-goal {
  font-size: 14px;
  color: var(--ink-soft);
}

.path-link {
  display: inline-block;
  margin-top: 10px;
  font-size: 14px;
  font-weight: 600;
}

.aside-title {
  font-size: 17px;
  margin-bottom: 6px;
}

.aside-note {
  font-size: 13px;
  color: var(--ink-mute);
  margin-bottom: 12px;
}

.catalog-link-list li + li {
  margin-top: 8px;
}

.catalog-link a {
  display: block;
  padding: 8px 10px;
  border-radius: var(--radius-sm);
  background: #f2f2ee;
  font-size: 14px;
  color: var(--ink-soft);
}

.catalog-link a:hover,
.catalog-link a:focus-visible {
  background: #e4e9ef;
  color: var(--blue-deep);
  text-decoration: none;
}

.next-entry-bar {
  margin-top: 44px;
  padding-top: 20px;
  border-top: 1px solid var(--line);
}

.next-entry-bar h2 {
  font-size: 20px;
  margin-bottom: 14px;
}

.next-entry-list {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
}

.next-entry-item a {
  display: flex;
  align-items: center;
  min-height: 44px;
  padding: 10px 16px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--paper-card);
  color: var(--ink);
  font-weight: 600;
}

.next-entry-item a:hover,
.next-entry-item a:focus-visible {
  border-color: var(--blue);
  color: var(--blue-deep);
  text-decoration: none;
}

/* ===== guide ===== */

.guide-figure {
  margin-bottom: 26px;
}

.media-figure {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--paper-card);
}

.media-figure img {
  width: 100%;
  aspect-ratio: 16 / 6;
  object-fit: cover;
}

.media-caption {
  padding: 10px 14px;
  font-size: 14px;
  color: var(--ink-mute);
  border-top: 1px solid var(--line-soft);
}

.table-wrap {
  overflow-x: auto;
}

.section-steps .step-list {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.step-body {
  min-width: 0;
}

.step-title {
  font-size: 16px;
  margin-bottom: 6px;
}

.section-steps .step-text {
  font-size: 14px;
  color: var(--ink-soft);
}

.faq-list {
  border-top: 1px solid var(--line);
}

.faq-item {
  border-bottom: 1px solid var(--line-soft);
}

.faq-question {
  cursor: pointer;
  padding: 14px 30px 14px 4px;
  font-size: 16px;
  font-weight: 600;
  color: var(--ink);
  position: relative;
  list-style: none;
}

.faq-question::-webkit-details-marker {
  display: none;
}

.faq-question::after {
  content: "+";
  position: absolute;
  right: 8px;
  top: 50%;
  transform: translateY(-50%);
  font-size: 20px;
  line-height: 1;
  color: var(--blue);
}

.faq-item[open] .faq-question::after {
  content: "−";
}

.faq-question:hover {
  color: var(--blue-deep);
}

.faq-answer {
  padding: 0 4px 16px;
}

.faq-answer p {
  font-size: 15px;
  color: var(--ink-soft);
  max-width: 76ch;
}

.next-list {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
}

.next-item a {
  display: block;
  padding: 14px 16px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--paper-card);
  color: var(--ink);
}

.next-item a:hover,
.next-item a:focus-visible {
  border-color: var(--blue);
  text-decoration: none;
}

.next-label {
  display: block;
  font-weight: 600;
  color: var(--blue-deep);
}

.next-desc {
  display: block;
  margin-top: 4px;
  font-size: 14px;
  color: var(--ink-mute);
}

/* ===== notices ===== */

.log-list {
  border-top: 1px solid var(--line);
}

.log-row {
  display: grid;
  grid-template-columns: 120px minmax(0, 1fr) auto;
  gap: 16px;
  align-items: center;
  padding: 14px 4px;
  border-bottom: 1px solid var(--line-soft);
}

.log-date {
  font-size: 14px;
  font-weight: 600;
  color: var(--orange);
}

.log-text {
  font-size: 15px;
  color: var(--ink-soft);
}

.log-link {
  font-size: 14px;
  font-weight: 600;
  white-space: nowrap;
}

.rule-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}

.rule-item {
  background: var(--paper-card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 16px;
}

.rule-name {
  font-size: 16px;
  margin-bottom: 6px;
}

.rule-text {
  font-size: 14px;
  color: var(--ink-soft);
}

.feedback-list {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
}

.feedback-block {
  background: var(--paper-card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 16px;
}

.feedback-name {
  font-size: 16px;
  margin-bottom: 6px;
}

.feedback-text {
  font-size: 14px;
  color: var(--ink-soft);
}

.feedback-link {
  display: inline-block;
  margin-top: 8px;
  font-size: 14px;
  font-weight: 600;
}

/* ===== 404 ===== */

.error-main {
  padding-top: 56px;
}

.error-block {
  max-width: 640px;
}

.error-code {
  font-family: var(--font-mono);
  font-size: 15px;
  font-weight: 700;
  color: var(--orange);
  margin-bottom: 8px;
}

.error-title {
  font-size: 32px;
  margin-bottom: 12px;
}

.error-text {
  font-size: 16px;
  color: var(--ink-soft);
  margin-bottom: 20px;
}

.error-links {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.error-links a {
  display: flex;
  align-items: center;
  min-height: 44px;
  padding: 10px 16px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--paper-card);
  color: var(--ink);
  font-weight: 600;
}

.error-links a:hover,
.error-links a:focus-visible {
  border-color: var(--blue);
  color: var(--blue-deep);
  text-decoration: none;
}

/* ===== responsive ===== */

@media (max-width: 1024px) {
  .footer-inner {
    grid-template-columns: 1fr 1fr 1fr;
  }

  .footer-brand {
    grid-column: 1 / -1;
  }

  .cover-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-layout,
  .layout-shell {
    grid-template-columns: minmax(0, 1fr);
  }

  .page-layout .rank-list-section,
  .page-layout .rank-basis,
  .page-layout .read-order,
  .page-layout .rank-topic-map,
  .layout-shell .topic-hero,
  .layout-shell .topic-select,
  .layout-shell .topic-entries,
  .layout-shell .topic-path,
  .layout-shell .topic-catalog {
    grid-column: 1;
  }
}

@media (max-width: 900px) {
  .nav-toggle {
    display: flex;
  }

  .site-nav {
    flex: 1 1 auto;
    margin-left: 0;
    position: relative;
  }

  .nav-list {
    display: none;
    position: absolute;
    top: calc(100% + 12px);
    right: 0;
    left: auto;
    min-width: 220px;
    flex-direction: column;
    align-items: stretch;
    gap: 2px;
    padding: 10px;
    background: var(--paper-card);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    box-shadow: var(--shadow-hover);
    z-index: 50;
  }

  .nav-list.is-open {
    display: flex;
  }

  .nav-link {
    display: block;
    padding: 11px 12px;
    font-size: 15px;
  }

  .hero-layout {
    grid-template-columns: minmax(0, 1fr);
  }

  .hero-layout .cover-wall {
    order: 2;
  }

  .hero-layout .update-panel {
    order: 1;
  }

  .cover-wall {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

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

  .step-list,
  .section-steps .step-list,
  .order-steps,
  .topic-map-grid,
  .status-columns,
  .feedback-list,
  .next-list,
  .next-entry-list,
  .next-links {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

  .topic-hero {
    grid-template-columns: minmax(0, 1fr);
  }

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

  .pick-row,
  .rank-list-section .pick-row {
    grid-template-columns: 40px 104px minmax(0, 1fr);
    grid-template-areas:
      "order cover body";
  }

  .rank-list-section .pick-order {
    grid-area: order;
  }

  .rank-list-section .pick-cover {
    grid-area: cover;
  }

  .rank-list-section .pick-body {
    grid-area: body;
  }
}

@media (max-width: 768px) {
  body.site-body {
    padding-bottom: 72px;
  }

  .header-inner {
    padding: 12px 16px;
  }

  .site-main {
    padding: 0 16px 36px;
  }

  .page-title,
  .hero-panel h1,
  .update-panel h1,
  .error-title {
    font-size: 26px;
  }

  .section-title,
  .section-head h2 {
    font-size: 21px;
  }

  .section {
    margin-top: 36px;
  }

  .footer-inner {
    grid-template-columns: 1fr 1fr;
    gap: 22px;
    padding: 28px 16px 20px;
  }

  .footer-brand {
    grid-column: 1 / -1;
  }

  .footer-log,
  .footer-copy {
    padding-left: 16px;
    padding-right: 16px;
  }

  .mobile-taskbar,
  .mobile-task-nav {
    display: block;
    position: fixed;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 60;
    background: rgba(30, 42, 55, 0.98);
    border-top: 1px solid rgba(255, 255, 255, 0.12);
  }

  .taskbar-list,
  .mobile-task-list,
  .task-list {
    display: grid;
    grid-template-columns: repeat(5, minmax(0, 1fr));
    max-width: var(--wrap);
    margin: 0 auto;
  }

  .taskbar-link,
  .mobile-task-list a,
  .task-link {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 52px;
    padding: 6px 4px;
    font-size: 12px;
    color: #cfd6dd;
    text-align: center;
    line-height: 1.3;
  }

  .taskbar-link:hover,
  .taskbar-link:focus-visible,
  .mobile-task-list a:hover,
  .mobile-task-list a:focus-visible,
  .task-link:hover,
  .task-link:focus-visible {
    color: #ffffff;
    text-decoration: none;
  }

  .timeline-row,
  .log-row {
    grid-template-columns: minmax(0, 1fr);
    gap: 6px;
  }

  .timeline-link,
  .log-link {
    justify-self: start;
  }

  .hero-updates .update-row {
    grid-template-columns: 84px minmax(0, 1fr);
    grid-template-areas:
      "date genre"
      "date summary"
      "date link";
    row-gap: 4px;
  }

  .hero-updates .update-link {
    justify-self: start;
  }

  .topic-entry {
    grid-template-columns: 96px minmax(0, 1fr);
    gap: 12px;
  }

  .field-table tbody th {
    white-space: normal;
  }
}

@media (max-width: 480px) {
  .cover-wall {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .cover-wall .cover-card:last-child {
    grid-column: 1 / -1;
  }

  .cover-grid {
    grid-template-columns: minmax(0, 1fr);
  }

  .genre-grid,
  .step-list,
  .section-steps .step-list,
  .order-steps,
  .topic-map-grid,
  .status-columns,
  .feedback-list,
  .rule-list,
  .next-list,
  .next-entry-list,
  .next-links,
  .error-links {
    grid-template-columns: minmax(0, 1fr);
  }

  .pick-row,
  .rank-list-section .pick-row {
    grid-template-columns: 34px minmax(0, 1fr);
    grid-template-areas:
      "order body"
      "cover body";
    gap: 10px;
  }

  .rank-list-section .pick-order {
    grid-area: order;
  }

  .rank-list-section .pick-cover {
    grid-area: cover;
    max-width: 96px;
  }

  .rank-list-section .pick-body {
    grid-area: body;
  }

  .pick-cover img {
    border-radius: var(--radius-sm);
  }

  .topic-entry {
    grid-template-columns: minmax(0, 1fr);
  }

  .entry-cover {
    max-width: 132px;
  }

  .field-table th,
  .field-table td {
    padding: 10px;
    font-size: 14px;
  }

  .footer-inner {
    grid-template-columns: 1fr;
  }
}