@charset "UTF-8";
/*
    Theme Name: ABOUTUS
    Theme URI: https://aboutus.media/
    Description: ABOUTUS Media - 企業の知られざる姿を届けるメディア
    Version: 1.0.0
    Author: cactuz
    Text Domain: aboutus

    License: GNU General Public License
    License URI: http://www.gnu.org/licenses/gpl.html
*/

/* ============================================================
   ABOUTUS Custom Styles — Standalone Theme
   ============================================================ */


/* ===== RESET ===== */
* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }

/* ===== CSS VARIABLES ===== */
:root {
  --text-primary: #1a1a1a;
  --text-secondary: #6b7168;
  --bg-body: #f4f7f2;
  --bg-surface: #e8ede4;
  --border-color: #c4cdbf;
  --border-color-light: #dbe2d7;
  --accent: #39a801;
  --accent-dark: #2d8601;
  --accent-light: #4cc914;

  --aboutus-green-900: #0b2b1a;
  --aboutus-green-400: #39a801;
  --aboutus-green-300: #5cbf2a;
  --aboutus-accent: #39a801;
  --aboutus-text: #1a1a1a;
  --aboutus-text-secondary: #6b7168;
  --aboutus-text-tertiary: #999;
  --aboutus-border: #c4cdbf;
  --aboutus-border-light: #dbe2d7;
}

/* ===== BASE ===== */
body {
  font-weight: 300;
  font-family: 'Hiragino Sans', 'SF Pro Display', -apple-system, sans-serif;
  background: #0a0f08;
  color: #e8ede4;
  -webkit-font-smoothing: antialiased;
}

::selection { background: var(--accent); color: #fff; }

/* ===== STANDALONE LAYOUT ===== */
.au-content { width: 100%; }
.main-wrap { max-width: 100% !important; padding: 0 !important; margin: 0 !important; }
.au-main { width: 100%; }

/* ===== CONTENT AREA - POST HEADINGS ===== */
/* h2: 上ボーダー太め、NewsPicks/FT風 */
.post_content h2 {
  font-family: 'Hiragino Sans', serif;
  font-size: 1.375rem;
  font-weight: 700;
  line-height: 1.5;
  letter-spacing: 0.02em;
  margin: 56px 0 24px;
  padding: 20px 0;
  border-top: 3px solid var(--text-primary);
  color: #e8ede4;
}

/* h3: 左グリーンボーダー */
.post_content h3 {
  font-family: 'Hiragino Sans', serif;
  font-size: 1.1875rem;
  font-weight: 700;
  border-left: 4px solid var(--accent);
  padding: 0 0 0 16px;
}

/* 本文 */
.post_content p {
  font-size: 1.0625rem;
  line-height: 2;
  color: #333;
}

/* 引用 */
.post_content blockquote {
  border-left: 4px solid var(--accent);
  background: #fff;
  padding: 24px 28px;
  margin: 32px 0;
  font-family: 'Hiragino Sans', serif;
  font-size: 1.0625rem;
  line-height: 2;
  border-radius: 0;
}

.post_content blockquote cite {
  display: block;
  margin-top: 16px;
  font-family: 'SF Pro Display', 'Hiragino Sans', sans-serif;
  font-size: 0.75rem;
  color: var(--aboutus-text-tertiary);
  font-style: normal;
}

.post_content strong { font-weight: 700; color: #e8ede4; }
.post_content a { color: var(--accent); }

/* ===== ARTICLE CARD (card-article.php) ===== */
.aboutus-card-article {
  background: #fff;
  border-radius: 4px;
  overflow: hidden;
  border: 1px solid var(--border-color-light);
  transition: box-shadow 0.3s, transform 0.2s;
}
.aboutus-card-article:hover {
  box-shadow: 0 8px 28px rgba(0,0,0,0.08);
  transform: translateY(-3px);
}
.aboutus-card-article__thumb {
  display: block;
  position: relative;
  overflow: hidden;
  aspect-ratio: 16 / 10;
}
.aboutus-card-article__img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.4s;
}
.aboutus-card-article:hover .aboutus-card-article__img {
  transform: scale(1.05);
}

/* Eyecatch-style placeholder when no image */
.aboutus-card-article__placeholder {
  width: 100%;
  height: 100%;
  background: #0a0f08;
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
}
.aboutus-card-article__placeholder::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 80% 60% at 15% 80%, rgba(57,168,1,0.25) 0%, transparent 60%),
    radial-gradient(ellipse 60% 50% at 85% 20%, rgba(57,168,1,0.18) 0%, transparent 55%);
}
.aboutus-card-article__placeholder::after {
  content: '';
  position: absolute;
  inset: 0;
  background:
    repeating-linear-gradient(90deg, transparent, transparent 59px, rgba(255,255,255,0.015) 59px, rgba(255,255,255,0.015) 60px),
    repeating-linear-gradient(0deg, transparent, transparent 59px, rgba(255,255,255,0.015) 59px, rgba(255,255,255,0.015) 60px);
}
.aboutus-card-article__placeholder-text {
  position: relative;
  z-index: 1;
  font-family: 'Hiragino Sans', serif;
  font-size: 0.875rem;
  font-weight: 700;
  color: rgba(255,255,255,0.25);
  letter-spacing: 0.02em;
  text-align: center;
  padding: 0 16px;
}

.aboutus-card-article__cat {
  position: absolute;
  top: 12px;
  left: 12px;
  font-family: 'SF Pro Display', sans-serif;
  font-size: 0.5625rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: #fff;
  background: #39a801;
  padding: 3px 8px;
  border-radius: 2px;
  z-index: 2;
}

.aboutus-card-article__body {
  font-weight: 300;
  padding: 16px 18px 20px;
}
.aboutus-card-article__title {
  font-family: 'Hiragino Sans', serif;
  font-size: 0.9375rem;
  font-weight: 700;
  line-height: 1.5;
  color: #e8ede4;
  margin: 0 0 10px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.aboutus-card-article__title a {
  color: inherit;
  text-decoration: none;
}
.aboutus-card-article:hover .aboutus-card-article__title a {
  color: var(--accent);
}
.aboutus-card-article__meta {
  font-family: 'SF Pro Display', sans-serif;
  font-size: 0.6875rem;
  color: var(--aboutus-text-tertiary);
}

/* ===== SERIES BADGE ===== */
.aboutus-series-badge {
  font-family: 'SF Pro Display', sans-serif;
  font-size: 0.625rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 24px;
}

/* ===== STAT INLINE BOX ===== */
.aboutus-stat {
  display: flex;
  gap: 0;
  margin: 40px 0;
  background: #fff;
  border: 1px solid var(--border-color);
  border-radius: 2px;
  overflow: hidden;
}
.aboutus-stat__item {
  flex: 1;
  text-align: center;
  padding: 28px 16px;
  border-right: 1px solid var(--border-color);
}
.aboutus-stat__item:last-child { border-right: none; }
.aboutus-stat__number {
  font-family: 'SF Pro Display', 'Hiragino Sans', serif;
  font-size: clamp(1.375rem, 3vw, 1.875rem);
  font-weight: 700;
  color: var(--accent-dark);
  line-height: 1.2;
}
.aboutus-stat__label {
  font-size: 0.6875rem;
  color: var(--aboutus-text-tertiary);
  margin-top: 8px;
  line-height: 1.5;
}

/* ===== FLOW LIST ===== */
.aboutus-flow {
  list-style: none;
  margin: 32px 0;
  padding: 0;
  background: #fff;
  border-radius: 2px;
}
.aboutus-flow li {
  display: flex;
  align-items: flex-start;
  gap: 18px;
  padding: 20px 24px;
  border-bottom: 1px solid var(--border-color-light);
  font-size: 0.9375rem;
  line-height: 1.7;
  list-style: none;
  transition: transform 0.3s, background 0.3s;
}
.aboutus-flow li:hover {
  transform: translateX(6px);
  background: rgba(57,168,1,0.02);
}
.aboutus-flow li:last-child { border-bottom: none; }
.aboutus-flow__num {
  flex-shrink: 0;
  width: 28px;
  height: 28px;
  background: var(--accent);
  color: #fff;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: 'SF Pro Display', sans-serif;
  font-size: 0.6875rem;
  font-weight: 600;
  margin-top: 2px;
}

/* ===== DIAGRAM BOX ===== */
.aboutus-diagram {
  margin: 40px 0;
  background: #fff;
  border: 1px solid var(--border-color);
  border-radius: 2px;
  overflow: hidden;
}
.aboutus-diagram__header {
  background: var(--bg-surface);
  padding: 14px 24px;
  font-family: 'SF Pro Display', sans-serif;
  font-size: 0.6875rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  border-bottom: 1px solid var(--border-color);
  color: var(--aboutus-text-tertiary);
}
.aboutus-diagram__body {
  font-weight: 300;
  padding: 28px 24px;
  display: flex;
  flex-direction: column;
  gap: 16px;
}
@media (min-width: 641px) {
  .aboutus-diagram__body.is-horizontal { flex-direction: row; gap: 0; }
}
.aboutus-diagram__item {
  flex: 1;
  text-align: center;
  padding: 20px 16px;
  border-radius: 4px;
  transition: transform 0.3s, box-shadow 0.3s;
}
.aboutus-diagram__item:hover {
  transform: translateY(-4px);
  box-shadow: 0 8px 24px rgba(0,0,0,0.08);
}
.aboutus-diagram__label {
  font-family: 'SF Pro Display', sans-serif;
  font-size: 0.625rem;
  font-weight: 600;
  color: var(--accent);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  margin-bottom: 8px;
}
.aboutus-diagram__title {
  font-family: 'Hiragino Sans', serif;
  font-size: 1.125rem;
  font-weight: 700;
  margin-bottom: 8px;
}
.aboutus-diagram__desc {
  font-size: 0.8125rem;
  color: var(--aboutus-text-tertiary);
  line-height: 1.7;
}

/* ===== QUOTE ===== */
.aboutus-quote {
  margin: 32px 0;
  padding: 24px 28px;
  border-left: 4px solid var(--accent);
  background: #fff;
  font-family: 'Hiragino Sans', serif;
  font-size: 1.0625rem;
  line-height: 2;
  border-radius: 0;
}

/* ===== POST NAVIGATION ===== */
.aboutus-post-nav {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  margin: 56px 0 32px;
  padding-top: 32px;
  border-top: 1px solid var(--border-color-light);
}
.aboutus-post-nav__item {
  flex: 1;
  padding: 16px;
  border: 1px solid var(--border-color-light);
  border-radius: 8px;
  text-decoration: none;
  transition: background 0.2s, border-color 0.2s;
}
.aboutus-post-nav__item:hover {
  background: #fafcf8;
  border-color: var(--accent);
}
.aboutus-post-nav__next { text-align: right; }
.aboutus-post-nav__label {
  display: block;
  font-family: 'SF Pro Display', sans-serif;
  font-size: 0.625rem;
  font-weight: 600;
  color: var(--aboutus-text-tertiary);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-bottom: 8px;
}
.aboutus-post-nav__title {
  display: block;
  font-family: 'Hiragino Sans', serif;
  font-size: 0.875rem;
  font-weight: 700;
  color: #e8ede4;
  line-height: 1.5;
}

/* ===== CLOSING SECTION ===== */
.aboutus-closing {
  margin: 72px 0 0;
  position: relative;
  border-radius: 2px;
  overflow: hidden;
  background: #0a0f08;
}
.aboutus-closing::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse 70% 60% at 80% 70%, rgba(57,168,1,0.18) 0%, transparent 55%);
}
.aboutus-closing__inner {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  text-align: center;
  padding: 64px 28px;
  color: #fff;
}
.aboutus-closing h3 {
  font-family: 'Hiragino Sans', serif;
  font-size: clamp(1.1rem, 3vw, 1.5rem);
  font-weight: 700;
  line-height: 1.7;
  margin-bottom: 20px;
  color: #fff;
}
.aboutus-closing p {
  font-size: 0.875rem;
  color: rgba(255,255,255,0.55);
  line-height: 2;
  max-width: 460px;
}

/* ===== X / TWITTER EMBED CARD ===== */
.x-card {
  margin: 32px 0;
  background: #fff;
  border: 1px solid #e1e8ed;
  border-radius: 16px;
  padding: 20px 24px;
  transition: box-shadow 0.3s, transform 0.2s;
  position: relative;
}
.x-card:hover {
  box-shadow: 0 8px 28px rgba(0,0,0,0.08);
  transform: translateY(-2px);
}
.x-card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 12px;
}
.x-card-author {
  display: flex;
  align-items: center;
  gap: 10px;
}
.x-card-avatar {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: #f0f0f0;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 0.875rem;
  color: #555;
}
.x-card-name {
  font-weight: 700;
  font-size: 0.9375rem;
  line-height: 1.3;
}
.x-card-handle {
  font-size: 0.8125rem;
  color: #8899a6;
}
.x-card-logo svg {
  width: 20px;
  height: 20px;
}
.x-card-text {
  font-size: 0.9375rem;
  line-height: 1.8;
  color: #14171a;
  margin-bottom: 16px;
}
.x-card-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 12px;
  border-top: 1px solid #f0f0f0;
}
.x-card-date {
  font-size: 0.75rem;
  color: #8899a6;
}
.x-card-link {
  font-size: 0.75rem;
  font-weight: 600;
  color: #1d9bf0;
  text-decoration: none;
}
.x-card-link:hover { text-decoration: underline; }

/* ===== SECTION DIVIDER ===== */
.section-divider {
  height: 80px;
  margin: 20px 0;
  background: linear-gradient(135deg, rgba(57,168,1,0.04) 0%, rgba(76,201,20,0.06) 50%, rgba(57,168,1,0.02) 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  opacity: 0.3;
  border-radius: 4px;
}

/* ===== CATEGORY FILTER ===== */
.aboutus-category-filter {
  display: flex;
  gap: 0;
  border-bottom: 1px solid var(--border-color-light);
  margin-bottom: 40px;
  overflow-x: auto;
}
.aboutus-category-filter a {
  padding: 14px 20px;
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--aboutus-text-tertiary);
  border-bottom: 2px solid transparent;
  white-space: nowrap;
  transition: all 0.2s;
}
.aboutus-category-filter a:hover,
.aboutus-category-filter a.is-active {
  color: #e8ede4;
  border-bottom-color: #e8ede4;
}

/* ===== RESPONSIVE ===== */
@media (max-width: 767px) {
  .post_content h2 { font-size: 1.25rem; margin: 40px 0 20px; }
  .post_content p { font-size: 1rem; }
  .aboutus-stat { flex-direction: column; }
  .aboutus-stat__item { border-right: none; border-bottom: 1px solid var(--border-color); }
  .aboutus-stat__item:last-child { border-bottom: none; }
  .aboutus-post-nav { flex-direction: column; }
  .aboutus-post-nav__next { text-align: left; }
}