@charset "UTF-8";

/*!
Theme Name: Cocoon Child
Description: Cocoon専用の子テーマ
Theme URI: https://wp-cocoon.com/
Author: わいひら
Author URI: https://nelog.jp/
Template: cocoon-master
Version: 1.1.3
*/

:root {
  --aitsumu-navy: #102640;
  --aitsumu-orange: #f36c21;
  --aitsumu-paper: #fffefa;
  --aitsumu-paper-deep: #f6f3ec;
  --aitsumu-muted: #667586;
  --aitsumu-line: #dfe4e7;
  --aitsumu-white: #ffffff;
  --aitsumu-shadow: 0 18px 50px rgba(16, 38, 64, 0.10);
}

html {
  scroll-behavior: smooth;
}

body.aitsumu-free-design {
  min-width: 320px;
  color: var(--aitsumu-navy);
  background: var(--aitsumu-paper);
  font-family: "Noto Sans JP", sans-serif;
  -webkit-font-smoothing: antialiased;
}

body.aitsumu-free-design *,
body.aitsumu-free-design *::before,
body.aitsumu-free-design *::after {
  box-sizing: border-box;
}

body.aitsumu-free-design a {
  color: inherit;
}

body.aitsumu-free-design #header-container,
body.aitsumu-free-design .mobile-menu-buttons {
  display: none !important;
}

.aitsumu-site-header {
  position: relative;
  z-index: 100;
  width: 100%;
  background: rgba(255, 254, 250, 0.98);
  border-bottom: 1px solid rgba(16, 38, 64, 0.08);
}

.aitsumu-header-inner {
  width: min(1440px, calc(100% - 48px));
  height: 98px;
  margin: 0 auto;
  padding: 0;
  display: grid;
  grid-template-columns: minmax(300px, 0.82fr) minmax(760px, 1.8fr) auto;
  align-items: center;
  gap: 28px;
}

.aitsumu-brand {
  display: block;
  width: fit-content;
  color: var(--aitsumu-navy) !important;
  text-decoration: none !important;
}

.aitsumu-brand strong {
  display: block;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "Helvetica Neue", "Hiragino Kaku Gothic ProN", "Hiragino Sans", "Yu Gothic", Meiryo, sans-serif;
  font-size: clamp(28px, 2.45vw, 42px);
  line-height: 1.08;
  letter-spacing: -0.035em;
  font-weight: 800;
}

.aitsumu-brand span {
  display: block;
  margin-top: 9px;
  color: #394a5d;
  font-size: 12px;
  line-height: 1.4;
}

.aitsumu-main-nav {
  display: grid;
  grid-template-columns: repeat(4, minmax(155px, 1fr));
  align-items: center;
  gap: 16px;
  white-space: nowrap;
}

.aitsumu-main-nav a.aitsumu-nav-card {
  position: relative;
  min-width: 0;
  padding: 0;
  display: grid;
  grid-template-columns: 46px minmax(0, 1fr);
  align-items: center;
  gap: 11px;
  color: var(--aitsumu-navy) !important;
  text-decoration: none !important;
}

.aitsumu-nav-icon {
  width: 46px;
  height: 46px;
  display: grid;
  place-items: center;
  border-radius: 11px;
  color: #2585d8;
  background: #eef7ff;
  font-size: 17px;
  font-weight: 800;
}

.aitsumu-nav-card strong,
.aitsumu-nav-card small {
  display: block;
}

.aitsumu-nav-card strong {
  font-size: 15px;
  font-weight: 800;
  line-height: 1.3;
}

.aitsumu-nav-card small {
  margin-top: 4px;
  color: #66788b;
  font-size: 10px;
  font-weight: 600;
  line-height: 1.25;
}

.aitsumu-main-nav a::after {
  position: absolute;
  right: 0;
  bottom: 23px;
  left: 0;
  height: 2px;
  content: "";
  background: transparent;
  transform: scaleX(0);
  transition: transform 0.2s ease;
}

.aitsumu-main-nav a:hover::after,
.aitsumu-main-nav a:focus-visible::after,
.aitsumu-main-nav a.is-current::after {
  background: var(--aitsumu-orange);
  transform: scaleX(1);
}

.aitsumu-header-actions {
  display: flex;
  align-items: center;
  gap: 4px;
}

.aitsumu-icon-button {
  width: 42px;
  height: 42px;
  padding: 0;
  display: grid;
  place-items: center;
  border: 0;
  border-radius: 50%;
  color: var(--aitsumu-navy);
  background: transparent;
  cursor: pointer;
  transition: background 0.2s ease;
}

.aitsumu-icon-button:hover,
.aitsumu-icon-button:focus-visible {
  background: #f0eee8;
}

.aitsumu-icon-button svg,
.aitsumu-search-panel svg {
  width: 23px;
  height: 23px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.8;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.aitsumu-menu-toggle {
  display: none;
}

.aitsumu-search-panel {
  border-top: 1px solid var(--aitsumu-line);
  background: var(--aitsumu-white);
}

.aitsumu-search-panel[hidden] {
  display: none;
}

.aitsumu-search-panel form {
  width: min(920px, calc(100% - 36px));
  min-height: 62px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  gap: 13px;
}

.aitsumu-search-panel input {
  flex: 1;
  min-width: 0;
  padding: 10px 0;
  border: 0;
  outline: 0;
  color: var(--aitsumu-navy);
  background: transparent;
  font: inherit;
}

.aitsumu-search-panel button {
  padding: 8px 15px;
  border: 1px solid var(--aitsumu-navy);
  border-radius: 3px;
  color: var(--aitsumu-navy);
  background: transparent;
  font-size: 13px;
  font-weight: 700;
  cursor: pointer;
}

.aitsumu-front {
  width: 100%;
  overflow: hidden;
  background: var(--aitsumu-paper);
}

.aitsumu-front a {
  text-decoration: none !important;
}

.aitsumu-hero {
  position: relative;
  width: 100%;
  height: auto;
  overflow: visible;
  background: #ffffff;
}

.aitsumu-hero > img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: contain;
  object-position: center;
}

.aitsumu-hero-shade {
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, rgba(9, 19, 31, 0.61) 0%, rgba(9, 19, 31, 0.40) 50%, rgba(9, 19, 31, 0.17) 100%);
}

.aitsumu-hero-content {
  position: absolute;
  inset: 0;
  padding: 24px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  color: var(--aitsumu-white);
  text-align: center;
}

.aitsumu-eyebrow {
  margin: 0 0 18px;
  padding: 0 13px 6px;
  border-bottom: 2px solid var(--aitsumu-orange);
  font-family: "Klee One", serif;
  font-size: 16px;
  letter-spacing: 0.09em;
}

.aitsumu-hero h1 {
  margin: 0;
  display: grid;
  gap: 7px;
  color: var(--aitsumu-navy);
  font-size: clamp(31px, 3vw, 47px);
  font-weight: 800;
  line-height: 1.36;
  letter-spacing: 0.02em;
}

.aitsumu-hero h1 span {
  padding: 3px 18px 7px;
  background: rgba(255, 255, 255, 0.96);
  box-shadow: 0 2px 0 rgba(255, 255, 255, 0.24);
}

.aitsumu-hero-copy {
  margin: 17px 0 18px;
  color: var(--aitsumu-white);
  font-size: 15px;
  line-height: 1.85;
  text-shadow: 0 1px 5px rgba(0, 0, 0, 0.78);
}

.aitsumu-primary-button,
.aitsumu-secondary-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  font-weight: 700;
  transition: transform 0.18s ease, box-shadow 0.18s ease;
}

.aitsumu-primary-button {
  padding: 13px 27px;
  border-radius: 999px;
  color: var(--aitsumu-white) !important;
  background: var(--aitsumu-orange);
  box-shadow: 0 8px 20px rgba(192, 69, 4, 0.25);
}

.aitsumu-primary-button:hover,
.aitsumu-secondary-button:hover {
  transform: translateY(-2px);
}

.aitsumu-primary-button svg,
.aitsumu-secondary-button svg,
.aitsumu-text-link svg,
.aitsumu-journal-heading a svg {
  width: 19px;
  height: 19px;
  fill: none;
  stroke: currentColor;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.aitsumu-content-grid {
  width: min(1440px, calc(100% - 48px));
  margin: 0 auto;
  padding: 42px 0 68px;
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: 32px;
  align-items: start;
}

.aitsumu-profile-column {
  grid-column: 1 / -1;
  width: 100%;
  display: grid;
  grid-template-columns: 320px minmax(0, 1fr);
  column-gap: 44px;
  align-items: center;
  padding-top: 34px;
  border-top: 1px solid var(--aitsumu-line);
}

.aitsumu-profile-column .aitsumu-section-title,
.aitsumu-profile-column .aitsumu-secondary-button {
  grid-column: 1;
}

.aitsumu-profile-column > p {
  grid-column: 2;
  margin: 0 0 12px;
}

.aitsumu-section-title {
  min-height: 36px;
  margin-bottom: 14px;
  display: flex;
  align-items: center;
  gap: 10px;
}

.aitsumu-section-title h2 {
  margin: 0;
  padding: 0;
  border: 0;
  color: var(--aitsumu-navy);
  background: transparent;
  font-size: 18px;
  font-weight: 800;
  line-height: 1.4;
  letter-spacing: 0.05em;
}

.aitsumu-accent-line {
  width: 4px;
  height: 25px;
  background: var(--aitsumu-orange);
  transform: skew(-16deg);
}

.aitsumu-title-icon {
  width: 25px;
  height: 25px;
  fill: none;
  stroke: var(--aitsumu-orange);
  stroke-width: 1.8;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.aitsumu-featured-card {
  display: block;
  width: 100%;
  color: var(--aitsumu-navy) !important;
}

.aitsumu-featured-image-wrap {
  position: relative;
  height: 205px;
  overflow: hidden;
  border-radius: 3px;
  background: var(--aitsumu-paper-deep);
}

.aitsumu-featured-image-wrap img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.35s ease;
}

.aitsumu-featured-card:hover .aitsumu-featured-image-wrap img {
  transform: scale(1.025);
}

.aitsumu-featured-image-wrap span {
  position: absolute;
  bottom: 17px;
  left: 18px;
  color: var(--aitsumu-white);
  font-family: "Klee One", serif;
  font-size: 17px;
  text-shadow: 0 2px 7px rgba(0, 0, 0, 0.85);
}

.aitsumu-featured-card h3 {
  margin: 13px 0 8px;
  color: var(--aitsumu-navy);
  font-size: 20px;
  font-weight: 800;
  line-height: 1.48;
}

.aitsumu-featured-card > p {
  margin: 9px 0;
  color: #3f5062;
  font-size: 13.5px;
  line-height: 1.85;
}

.aitsumu-meta {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 5px;
  color: #77828f;
  font-size: 11px;
}

.aitsumu-meta svg {
  width: 16px;
  height: 16px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.6;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.aitsumu-meta span {
  margin-left: 7px;
  padding: 3px 8px;
  border-radius: 999px;
  color: #49677d;
  background: #eef4f7;
}

.aitsumu-meta b {
  padding: 3px 7px;
  border-radius: 999px;
  color: #9d4a20;
  background: #fff0e5;
  font-size: 10px;
}

.aitsumu-text-link {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  margin-top: 8px;
  border-bottom: 1px solid #9ba6b0;
  color: var(--aitsumu-navy);
  font-size: 13px;
  font-weight: 700;
}

.aitsumu-empty-card {
  min-height: 250px;
  padding: 34px;
  display: grid;
  place-content: center;
  border: 1px solid var(--aitsumu-line);
  background: var(--aitsumu-white);
  text-align: center;
}

.aitsumu-empty-card p {
  color: var(--aitsumu-muted);
}

.aitsumu-journal-heading {
  margin-bottom: 0;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--aitsumu-line);
}

.aitsumu-journal-heading a {
  margin-left: auto;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: #315f83 !important;
  font-size: 12px;
}

.aitsumu-journal-heading a svg {
  width: 16px;
  height: 16px;
}

.aitsumu-post-row {
  min-height: 89px;
  padding: 10px 0;
  display: grid;
  grid-template-columns: 119px 1fr;
  gap: 16px;
  align-items: center;
  border-bottom: 1px solid var(--aitsumu-line);
  color: var(--aitsumu-navy) !important;
  transition: background 0.2s ease, padding 0.2s ease;
}

a.aitsumu-post-row:hover {
  padding-right: 8px;
  padding-left: 8px;
  background: #fff8f1;
}

.aitsumu-post-row > img,
.aitsumu-planned-mark {
  width: 119px;
  height: 68px;
  border-radius: 3px;
  object-fit: cover;
}

.aitsumu-post-row h3 {
  margin: 7px 0 0;
  color: var(--aitsumu-navy);
  font-size: 15px;
  font-weight: 700;
  line-height: 1.55;
}

.aitsumu-planned-row {
  opacity: 0.78;
}

.aitsumu-planned-mark {
  display: grid;
  place-items: center;
  color: var(--aitsumu-white);
  background: linear-gradient(135deg, var(--aitsumu-navy), #315f83);
  font-family: "Klee One", serif;
  font-size: 24px;
}

.aitsumu-profile-column {
  padding-left: 8px;
}

.aitsumu-profile-head {
  margin: 8px 0 16px;
  display: flex;
  align-items: center;
  gap: 18px;
}

.aitsumu-profile-head img {
  width: 98px;
  height: 98px;
  border-radius: 50%;
  object-fit: cover;
}

.aitsumu-profile-head div {
  display: grid;
  gap: 6px;
  font-size: 13px;
}

.aitsumu-profile-head strong {
  color: var(--aitsumu-navy);
}

.aitsumu-profile-column p {
  margin: 0 0 15px;
  color: #405166;
  font-size: 13px;
  line-height: 1.95;
}

.aitsumu-secondary-button {
  width: 100%;
  margin-top: 7px;
  padding: 12px 17px;
  border-radius: 3px;
  color: var(--aitsumu-white) !important;
  background: var(--aitsumu-navy);
  font-size: 13px;
  box-shadow: 0 8px 20px rgba(16, 38, 64, 0.13);
}

.aitsumu-photo-credit {
  width: min(1320px, calc(100% - 8vw));
  margin: -38px auto 28px;
  color: #929ba4;
  font-size: 10px;
  text-align: right;
}

.aitsumu-photo-credit a {
  color: #6d7984 !important;
  text-decoration: underline !important;
}

/* 記事本文・一覧ページ */
body.aitsumu-free-design:not(.home) {
  background: #f6f3ec;
}

body.aitsumu-free-design:not(.home) #content {
  width: min(1120px, calc(100% - 36px));
  margin: 54px auto 80px;
}

body.aitsumu-free-design.single #content-in,
body.aitsumu-free-design.page #content-in {
  display: block;
}

body.aitsumu-free-design.single #main,
body.aitsumu-free-design.page #main {
  width: min(860px, 100%);
  margin: 0 auto;
  padding: clamp(28px, 5vw, 66px);
  border: 0;
  border-radius: 4px;
  background: var(--aitsumu-white);
  box-shadow: var(--aitsumu-shadow);
}

body.aitsumu-free-design.single #sidebar,
body.aitsumu-free-design.page #sidebar {
  display: none;
}

body.aitsumu-free-design .entry-title {
  color: var(--aitsumu-navy);
  font-size: clamp(27px, 4vw, 40px);
  font-weight: 800;
  line-height: 1.45;
  letter-spacing: 0.01em;
}

body.aitsumu-free-design .article .entry-content {
  color: #27394d;
  font-size: 17px;
  line-height: 2.05;
}

body.aitsumu-free-design .article .entry-content h2 {
  margin: 2.7em 0 1em;
  padding: 0.72em 0 0.72em 0.95em;
  border: 0;
  border-left: 4px solid var(--aitsumu-orange);
  color: var(--aitsumu-navy);
  background: #f5f7f8;
  font-size: clamp(22px, 3vw, 28px);
  line-height: 1.5;
}

body.aitsumu-free-design .article .entry-content h3 {
  margin: 2.2em 0 0.8em;
  padding-bottom: 0.45em;
  border-bottom: 2px solid var(--aitsumu-orange);
  color: var(--aitsumu-navy);
}

body.aitsumu-free-design .article .entry-content p {
  margin: 0 0 1.65em;
}

body.aitsumu-free-design .article .entry-content strong {
  color: var(--aitsumu-navy);
  background: linear-gradient(transparent 63%, #ffe0cc 63%);
}

body.aitsumu-free-design .date-tags,
body.aitsumu-free-design .post-date,
body.aitsumu-free-design .article-footer {
  color: var(--aitsumu-muted);
}

body.aitsumu-free-design .list {
  border-radius: 4px;
  overflow: hidden;
}

body.aitsumu-free-design #footer {
  color: #d9e0e6;
  background: var(--aitsumu-navy);
}

body.aitsumu-free-design #footer a {
  color: var(--aitsumu-white);
}

/* 下層ページをトップページと同じ世界観に統一 */
body.aitsumu-free-design:not(.home) {
  background:
    radial-gradient(circle at 12% 0%, rgba(243, 108, 33, 0.11), transparent 320px),
    linear-gradient(180deg, #fbf8f1 0%, #f4f1ea 100%);
}

body.aitsumu-free-design:not(.home) #content {
  position: relative;
}

body.aitsumu-free-design.single #main,
body.aitsumu-free-design.page #main {
  overflow: hidden;
  border-top: 5px solid var(--aitsumu-orange);
  box-shadow: 0 20px 55px rgba(16, 38, 64, 0.12);
}

body.aitsumu-free-design .article-header {
  margin-bottom: 34px;
  padding-bottom: 24px;
  border-bottom: 1px solid var(--aitsumu-line);
}

body.aitsumu-free-design .entry-title {
  margin-bottom: 18px;
  color: var(--aitsumu-navy);
}

body.aitsumu-free-design .eye-catch-wrap {
  margin: 24px 0 36px;
  overflow: hidden;
  border-radius: 5px;
  box-shadow: 0 12px 32px rgba(16, 38, 64, 0.13);
}

body.aitsumu-free-design .article .entry-content > p:first-child {
  color: var(--aitsumu-navy);
  font-size: 1.08em;
  font-weight: 600;
}

body.aitsumu-free-design .article .entry-content h2 {
  position: relative;
  border-left: 5px solid var(--aitsumu-orange);
  background: linear-gradient(90deg, #fff0e5 0%, #f5f7f8 80%);
  box-shadow: 0 7px 20px rgba(16, 38, 64, 0.05);
}

body.aitsumu-free-design .article .entry-content h3 {
  position: relative;
  padding-left: 18px;
  border-bottom: 1px solid #f3b38e;
}

body.aitsumu-free-design .article .entry-content h3::before {
  position: absolute;
  top: 0.2em;
  bottom: 0.55em;
  left: 0;
  width: 4px;
  border-radius: 4px;
  content: "";
  background: var(--aitsumu-orange);
}

body.aitsumu-free-design .article .entry-content a {
  color: #c84f0c;
  text-decoration-color: #f3b38e;
  text-underline-offset: 3px;
}

body.aitsumu-free-design .article .entry-content blockquote {
  margin: 2em 0;
  padding: 1.3em 1.5em;
  border: 0;
  border-left: 4px solid var(--aitsumu-orange);
  color: #405166;
  background: #fff7f0;
}

body.aitsumu-free-design .article .entry-content ul,
body.aitsumu-free-design .article .entry-content ol {
  margin: 1.6em 0;
  padding: 1.35em 1.6em 1.35em 3em;
  border: 1px solid #eadfd5;
  border-radius: 5px;
  background: #fffaf5;
}

body.aitsumu-free-design .article .entry-content img {
  border-radius: 5px;
}

/* 記事上のシェア欄は非表示 */
body.aitsumu-free-design.single .sns-share.ss-top,
body.aitsumu-free-design.single .sns-share-top,
body.aitsumu-free-design.single .article-header .sns-share {
  display: none !important;
}

/* 記事下だけ、小さく控えめな正方形で表示 */
body.aitsumu-free-design.single .sns-share.ss-bottom {
  margin: 42px 0 10px;
  padding-top: 22px;
  border-top: 1px solid var(--aitsumu-line);
}

body.aitsumu-free-design.single .sns-share.ss-bottom .sns-share-message {
  margin-bottom: 10px;
  color: #8b959f;
  font-size: 11px;
  font-weight: 500;
  text-align: center;
}

body.aitsumu-free-design.single .sns-share.ss-bottom .sns-share-buttons,
body.aitsumu-free-design.single .sns-share.ss-bottom .sns-buttons {
  display: flex !important;
  flex-wrap: wrap;
  justify-content: center;
  gap: 8px;
}

body.aitsumu-free-design.single .sns-share.ss-bottom .sns-button,
body.aitsumu-free-design.single .sns-share.ss-bottom .sns-share-buttons > a {
  width: 38px !important;
  min-width: 38px !important;
  max-width: 38px !important;
  height: 38px !important;
  min-height: 38px !important;
  margin: 0 !important;
  padding: 0 !important;
  flex: 0 0 38px !important;
  display: inline-flex !important;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  border: 1px solid #dce2e6 !important;
  border-radius: 4px !important;
  color: #657585 !important;
  background: #f3f5f6 !important;
  box-shadow: none !important;
  filter: saturate(0.15);
  opacity: 0.78;
}

body.aitsumu-free-design.single .sns-share.ss-bottom .sns-button:hover,
body.aitsumu-free-design.single .sns-share.ss-bottom .sns-share-buttons > a:hover {
  color: var(--aitsumu-navy) !important;
  background: #e9edef !important;
  filter: saturate(0.3);
  opacity: 1;
}

body.aitsumu-free-design.single .sns-share.ss-bottom .button-caption,
body.aitsumu-free-design.single .sns-share.ss-bottom .sns-share-button-caption,
body.aitsumu-free-design.single .sns-share.ss-bottom .share-count {
  display: none !important;
}

body.aitsumu-free-design.single .sns-share.ss-bottom .social-icon,
body.aitsumu-free-design.single .sns-share.ss-bottom .icon {
  margin: 0 !important;
  font-size: 17px !important;
}

body.aitsumu-free-design .sns-follow-buttons {
  display: flex !important;
  flex-wrap: wrap;
  justify-content: center;
  gap: 8px;
}

body.aitsumu-free-design .sns-follow-buttons a {
  width: 38px !important;
  min-width: 38px !important;
  max-width: 38px !important;
  height: 38px !important;
  min-height: 38px !important;
  margin: 0 !important;
  padding: 0 !important;
  flex: 0 0 38px !important;
  display: inline-flex !important;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  border: 1px solid #dce2e6 !important;
  border-radius: 4px !important;
  color: #657585 !important;
  background: #f3f5f6 !important;
  box-shadow: none !important;
  filter: saturate(0.15);
  opacity: 0.78;
}

body.aitsumu-free-design .sns-follow-buttons a:hover {
  color: var(--aitsumu-navy) !important;
  background: #e9edef !important;
  filter: saturate(0.3);
  opacity: 1;
}

body.aitsumu-free-design .sns-follow-buttons .button-caption,
body.aitsumu-free-design .sns-follow-buttons .follow-count {
  display: none !important;
}

body.aitsumu-free-design .sns-follow-buttons .social-icon,
body.aitsumu-free-design .sns-follow-buttons .icon {
  margin: 0 !important;
  font-size: 17px !important;
}

body.aitsumu-free-design.archive #main,
body.aitsumu-free-design.search #main,
body.aitsumu-free-design.blog #main,
body.aitsumu-free-design.error404 #main {
  padding: clamp(24px, 4vw, 48px);
  border: 0;
  border-top: 5px solid var(--aitsumu-orange);
  border-radius: 4px;
  background: var(--aitsumu-white);
  box-shadow: var(--aitsumu-shadow);
}

body.aitsumu-free-design .entry-card-wrap {
  margin-bottom: 18px;
  padding: 18px;
  border: 1px solid var(--aitsumu-line);
  border-radius: 5px;
  background: #fffefa;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

body.aitsumu-free-design .entry-card-wrap:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 26px rgba(16, 38, 64, 0.10);
}

body.aitsumu-free-design .pagination-next-link,
body.aitsumu-free-design .page-numbers {
  border-color: var(--aitsumu-line);
  color: var(--aitsumu-navy);
}

body.aitsumu-free-design .page-numbers.current {
  border-color: var(--aitsumu-orange);
  color: #fff;
  background: var(--aitsumu-orange);
}

@media (max-width: 1180px) {
  .aitsumu-header-inner {
    height: 84px;
    grid-template-columns: 1fr auto;
  }

  .aitsumu-main-nav {
    position: absolute;
    top: 84px;
    right: 0;
    left: 0;
    padding: 10px 5vw 20px;
    display: none;
    flex-wrap: wrap;
    gap: 4px 25px;
    border-bottom: 1px solid var(--aitsumu-line);
    background: var(--aitsumu-white);
    box-shadow: 0 14px 25px rgba(16, 38, 64, 0.08);
  }

  .aitsumu-main-nav.is-open {
    display: flex;
  }

  .aitsumu-main-nav a {
    padding: 12px 0;
  }

  .aitsumu-main-nav a::after {
    bottom: 5px;
  }

  .aitsumu-menu-toggle {
    display: grid;
  }

  .aitsumu-content-grid {
    grid-template-columns: 1fr 1fr;
  }

  .aitsumu-profile-column {
    grid-column: 1 / -1;
    grid-template-columns: 260px minmax(0, 1fr);
    padding: 27px 0 0;
    border-top: 1px solid var(--aitsumu-line);
  }
}

@media (max-width: 720px) {
  .aitsumu-header-inner {
    height: 76px;
    padding: 0 18px;
    gap: 10px;
  }

  .aitsumu-brand strong {
    font-size: 25px;
  }

  .aitsumu-brand span {
    margin-top: 5px;
    font-size: 9px;
  }

  .aitsumu-main-nav {
    top: 76px;
    flex-direction: column;
    align-items: flex-start;
    gap: 0;
  }

  .aitsumu-main-nav a.aitsumu-nav-card {
    width: 100%;
    grid-template-columns: 42px minmax(0, 1fr);
    padding: 9px 0;
  }

  .aitsumu-nav-icon {
    width: 42px;
    height: 42px;
  }

  .aitsumu-profile-column {
    display: block;
  }

  .aitsumu-hero {
    height: auto;
  }

  .aitsumu-hero > img {
    width: 100%;
    height: auto;
    object-fit: contain;
    object-position: center;
  }

  .aitsumu-hero-shade {
    background: rgba(9, 19, 31, 0.54);
  }

  .aitsumu-hero-content {
    justify-content: flex-end;
    padding: 36px 18px;
  }

  .aitsumu-eyebrow {
    font-size: 14px;
  }

  .aitsumu-hero h1 {
    font-size: 29px;
    line-height: 1.5;
  }

  .aitsumu-hero h1 span {
    padding: 3px 9px 6px;
  }

  .aitsumu-hero-copy {
    font-size: 13px;
  }

  .aitsumu-content-grid {
    width: calc(100% - 36px);
    padding-top: 28px;
    grid-template-columns: 1fr;
    gap: 42px;
  }

  .aitsumu-journal-column {
    grid-row: 1;
  }

  .aitsumu-featured-column {
    grid-row: 2;
  }

  .aitsumu-profile-column {
    grid-row: 3;
    grid-column: auto;
  }

  .aitsumu-featured-image-wrap {
    height: 220px;
  }

  .aitsumu-post-row {
    grid-template-columns: 105px 1fr;
    gap: 12px;
  }

  .aitsumu-post-row > img,
  .aitsumu-planned-mark {
    width: 105px;
    height: 70px;
  }

  .aitsumu-post-row h3 {
    font-size: 14px;
  }

  .aitsumu-photo-credit {
    width: calc(100% - 36px);
  }

  body.aitsumu-free-design:not(.home) #content {
    width: calc(100% - 40px);
    margin-top: 30px;
    margin-bottom: 56px;
  }

  body.aitsumu-free-design.single #main,
  body.aitsumu-free-design.page #main {
    padding: 30px 24px 48px;
  }

  body.aitsumu-free-design .article .entry-content {
    font-size: 16px;
  }
}

@media (max-width: 430px) {
  .aitsumu-brand span {
    display: none;
  }
}

/* Front page: published articles, newest first */
.aitsumu-archive-front,
.aitsumu-archive-front * {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "Hiragino Kaku Gothic ProN", "Hiragino Sans", "Yu Gothic", Meiryo, sans-serif !important;
}

.aitsumu-latest {
  width: min(1180px, calc(100% - 48px));
  margin: 0 auto;
  padding: 54px 0 80px;
}

.aitsumu-latest-heading {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  gap: 40px;
  margin-bottom: 30px;
  padding-bottom: 20px;
  border-bottom: 1px solid #dfe6ed;
}

.aitsumu-latest-kicker {
  display: block;
  margin-bottom: 5px;
  color: #2384d8;
  font-size: 11px;
  font-weight: 800;
  letter-spacing: .12em;
}

.aitsumu-latest-heading h1 {
  margin: 0;
  color: #102a48;
  font-size: clamp(28px, 3vw, 40px);
  line-height: 1.2;
  font-weight: 800;
  letter-spacing: -.02em;
}

.aitsumu-latest-heading p {
  max-width: 510px;
  margin: 0;
  color: #66788b;
  font-size: 14px;
  line-height: 1.8;
}

.aitsumu-article-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 38px 30px;
}

.aitsumu-article-card {
  min-width: 0;
  background: #fff;
  border: 1px solid #e2e8ee;
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 8px 26px rgba(16, 42, 72, .055);
}

.aitsumu-article-thumb {
  display: block;
  width: 100%;
  aspect-ratio: 16 / 9;
  overflow: hidden;
  background: #f2f7fb;
}

.aitsumu-article-thumb img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.aitsumu-no-thumb {
  display: grid;
  place-items: center;
  width: 100%;
  height: 100%;
  color: #173a61;
  font-size: 22px;
  font-weight: 800;
}

.aitsumu-article-body {
  padding: 20px 22px 23px;
}

.aitsumu-article-meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  margin-bottom: 11px;
  color: #8190a0;
  font-size: 11px;
  font-weight: 700;
}

.aitsumu-article-meta span {
  color: #247fc9;
  background: #eef7ff;
  border-radius: 999px;
  padding: 5px 9px;
}

.aitsumu-article-card h2 {
  margin: 0 0 11px;
  font-size: 20px;
  line-height: 1.55;
  font-weight: 800;
}

.aitsumu-article-card h2 a {
  color: #102a48 !important;
  text-decoration: none !important;
}

.aitsumu-article-card p {
  margin: 0 0 17px;
  color: #5f7082;
  font-size: 13px;
  line-height: 1.85;
}

.aitsumu-read-more {
  color: #247fc9 !important;
  font-size: 12px;
  font-weight: 800;
  text-decoration: none !important;
}

@media (max-width: 720px) {
  .aitsumu-latest {
    width: min(100% - 28px, 1180px);
    padding: 32px 0 55px;
  }

  .aitsumu-latest-heading {
    display: block;
    margin-bottom: 22px;
  }

  .aitsumu-latest-heading p {
    margin-top: 10px;
  }

  .aitsumu-article-grid {
    grid-template-columns: 1fr;
    gap: 22px;
  }

  .aitsumu-article-card h2 {
    font-size: 18px;
  }
}