/* ===================================
   AT THE LINE — Components
   =================================== */

/* ===================================
   ヒーローセクション
   =================================== */

.hero-section {
    padding: var(--space-3xl) 0 var(--space-4xl);
}

.hero-issue {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    margin-bottom: 56px;
}

.hero-issue-label {
    font-family: var(--font-ui);
    font-size: 9px;
    font-weight: 500;
    letter-spacing: 4px;
    color: var(--color-text-faint);
}

.hero-latest {
    font-family: var(--font-ui);
    font-size: 9px;
    font-weight: 600;
    letter-spacing: 3px;
    color: var(--color-gold);
}

.hero-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
}

/* ヒーロー画像 */
.hero-image {
    position: relative;
    aspect-ratio: 4/5;
    overflow: hidden;
    background: var(--color-bg-elevated);
}

.hero-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.hero-image-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(13, 13, 13, 0.8) 0%, transparent 50%);
    pointer-events: none;
}

.hero-corner-tl,
.hero-corner-br {
    position: absolute;
    width: 24px;
    height: 24px;
    opacity: 0.6;
}

.hero-corner-tl {
    top: 16px;
    left: 16px;
    border-top: 1px solid var(--color-gold);
    border-left: 1px solid var(--color-gold);
}

.hero-corner-br {
    bottom: 16px;
    right: 16px;
    border-bottom: 1px solid var(--color-gold);
    border-right: 1px solid var(--color-gold);
}

/* ヒーローテキスト */
.hero-category {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 28px;
}

.hero-category-divider {
    color: var(--color-gold-ghost);
    font-size: 10px;
}

.hero-title {
    font-family: var(--font-heading);
    font-size: 56px;
    font-weight: 300;
    color: var(--color-text);
    margin-bottom: 24px;
    line-height: 1.2;
}

.hero-subtitle {
    font-family: var(--font-heading);
    font-style: italic;
    font-size: 17px;
    font-weight: 300;
    color: var(--color-text-muted);
    line-height: 1.7;
    margin-bottom: 40px;
}

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

.hero-meta {
    display: flex;
    gap: 20px;
    align-items: center;
}

.hero-meta-divider {
    color: var(--color-gold-ghost);
}

/* ===================================
   HEALTH & INJURY セクション
   =================================== */

.health-section {
    background: linear-gradient(180deg, var(--color-bg) 0%, #0f0c09 40%, var(--color-bg) 100%);
    border-top: 1px solid var(--color-border);
    border-bottom: 1px solid var(--color-border);
    padding: 96px var(--space-xl) var(--space-4xl);
}

.health-header {
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
    margin-bottom: 52px;
}

.health-label {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 10px;
}

.health-label-bar {
    width: 3px;
    height: 24px;
    background: var(--color-injury);
    opacity: 0.8;
}

.health-view-all {
    font-family: var(--font-ui);
    font-size: 9px;
    letter-spacing: 2px;
    color: var(--color-text-ghost);
    cursor: pointer;
    padding-bottom: 4px;
    transition: color 0.3s;
}

.health-view-all:hover {
    color: var(--color-gold);
}

/* ヘルスカードグリッド */
.health-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 36px;
}

/* ===================================
   カード共通
   =================================== */

.card {
    transition: transform 0.5s cubic-bezier(0.23, 1, 0.32, 1), box-shadow 0.5s ease, opacity 0.3s;
    cursor: pointer;
}

.card:hover {
    transform: translateY(-6px) scale(1.02);
    box-shadow: 0 16px 48px rgba(201, 168, 76, 0.08);
    opacity: 1;
}

.card a {
    display: block;
    color: inherit;
    text-decoration: none;
}

/* 記事カード */
.article-card .card-image {
    aspect-ratio: 16/10;
    overflow: hidden;
    margin-bottom: 20px;
    position: relative;
    background: var(--color-bg-elevated);
}

.article-card .card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.6s ease;
}

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

.article-card .card-image-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to bottom, transparent 60%, rgba(13, 13, 13, 0.53));
    pointer-events: none;
}

.article-card .card-category {
    display: block;
    margin-bottom: 10px;
}

.article-card .card-title {
    font-family: var(--font-heading);
    font-size: 22px;
    font-weight: 300;
    color: var(--color-text-title);
    margin-bottom: 10px;
    line-height: 1.3;
}

.article-card .card-excerpt {
    font-family: var(--font-heading);
    font-style: italic;
    font-size: 13px;
    color: var(--color-text-faint);
    line-height: 1.6;
    margin-bottom: 16px;
}

.article-card .card-meta {
    display: flex;
    gap: 16px;
    align-items: center;
}

.article-card .card-meta-dot {
    color: var(--color-gold-ghost);
    font-size: 8px;
}

/* ===================================
   ヘルスカード
   =================================== */

.health-card {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    overflow: hidden;
}

.health-card .card-image {
    aspect-ratio: 16/10;
    overflow: hidden;
    position: relative;
    background: var(--color-bg-elevated);
}

.health-card .card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.health-card .card-urgency {
    position: absolute;
    top: 12px;
    left: 12px;
    padding: 3px 10px;
    opacity: 0.9;
}

.health-card .card-urgency span {
    font-family: var(--font-ui);
    font-size: 8px;
    font-weight: 700;
    letter-spacing: 2.5px;
    color: var(--color-bg-card);
}

.health-card .card-body {
    padding: 20px 20px 24px;
}

.health-card .card-tag {
    font-family: var(--font-ui);
    font-size: 8px;
    font-weight: 600;
    letter-spacing: 2.5px;
    display: block;
    margin-bottom: 10px;
    opacity: 0.8;
}

.health-card .card-title {
    font-family: var(--font-heading);
    font-size: 17px;
    font-weight: 400;
    color: var(--color-text-title);
    line-height: 1.35;
    margin-bottom: 10px;
}

.health-card .card-excerpt {
    font-family: var(--font-heading);
    font-style: italic;
    font-size: 12px;
    color: var(--color-gold-faint);
    line-height: 1.6;
    margin-bottom: 16px;
}

.health-card .card-divider {
    height: 1px;
    margin-bottom: 14px;
}

.health-card .card-meta {
    display: flex;
    gap: 14px;
    align-items: center;
}

.health-card .card-meta span {
    font-family: var(--font-ui);
    font-size: 9px;
    letter-spacing: 1.5px;
    color: var(--color-text-ghost);
}

.health-card .card-meta-dot {
    color: #2a2018;
    font-size: 7px;
}

/* urgency カラーバリエーション */
.health-card[data-urgency="injury"] .card-urgency { background: var(--color-injury); }
.health-card[data-urgency="injury"] .card-tag { color: var(--color-injury); }
.health-card[data-urgency="injury"] .card-divider {
    background: linear-gradient(90deg, rgba(201, 80, 58, 0.2), transparent);
}

.health-card[data-urgency="health"] .card-urgency { background: var(--color-health); }
.health-card[data-urgency="health"] .card-tag { color: var(--color-health); }
.health-card[data-urgency="health"] .card-divider {
    background: linear-gradient(90deg, rgba(74, 156, 122, 0.2), transparent);
}

.health-card[data-urgency="recovery"] .card-urgency { background: var(--color-recovery); }
.health-card[data-urgency="recovery"] .card-tag { color: var(--color-recovery); }
.health-card[data-urgency="recovery"] .card-divider {
    background: linear-gradient(90deg, rgba(122, 143, 201, 0.2), transparent);
}

.health-card[data-urgency="prevention"] .card-urgency { background: var(--color-prevention); }
.health-card[data-urgency="prevention"] .card-tag { color: var(--color-prevention); }
.health-card[data-urgency="prevention"] .card-divider {
    background: linear-gradient(90deg, rgba(201, 168, 76, 0.2), transparent);
}

/* ===================================
   VET'S NOTE
   =================================== */

.vets-note {
    margin-top: 40px;
    padding: 20px 28px;
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-left: 3px solid var(--color-health);
    display: flex;
    align-items: center;
    gap: 20px;
}

.vets-note-icon {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: #0f1a14;
    border: 1px solid rgba(74, 156, 122, 0.27);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    font-size: 14px;
}

.vets-note-label {
    font-family: var(--font-ui);
    font-size: 8px;
    font-weight: 600;
    letter-spacing: 3px;
    color: var(--color-health);
    display: block;
    margin-bottom: 4px;
}

.vets-note-text {
    font-family: var(--font-heading);
    font-style: italic;
    font-size: 13px;
    color: var(--color-text-faint);
    line-height: 1.6;
}

/* ===================================
   Recent Articles セクション
   =================================== */

.recent-section {
    padding: 96px 0 var(--space-4xl);
}

.recent-layout {
    display: grid;
    grid-template-columns: 1fr var(--sidebar-width);
    gap: var(--space-2xl);
}

.recent-header {
    display: flex;
    align-items: baseline;
    justify-content: space-between;
    margin-bottom: var(--space-xl);
}

.recent-label {
    font-family: var(--font-heading);
    font-size: 13px;
    font-weight: 400;
    letter-spacing: 5px;
    color: var(--color-text-faint);
    text-transform: uppercase;
}

.recent-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 48px;
}

/* ===================================
   サイドバー
   =================================== */

.sidebar {
    border-left: 1px solid var(--color-border);
    padding-left: var(--space-xl);
}

.sidebar-title {
    font-family: var(--font-ui);
    font-size: 9px;
    font-weight: 600;
    letter-spacing: 4px;
    color: var(--color-text-faint);
    margin-bottom: var(--space-lg);
    text-transform: uppercase;
}

/* トレンディング */
.trending-item {
    display: flex;
    gap: var(--space-md);
    align-items: flex-start;
    margin-bottom: 28px;
    padding-bottom: 28px;
    border-bottom: 1px solid var(--color-border-light);
    transition: transform 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    cursor: pointer;
}

.trending-item:last-child {
    border-bottom: none;
}

.trending-item:hover {
    transform: translateY(-2px);
}

.trending-num {
    font-family: var(--font-heading);
    font-size: 36px;
    font-weight: 300;
    color: #1e1a14;
    line-height: 1;
    flex-shrink: 0;
}

.trending-title {
    font-family: var(--font-heading);
    font-size: 15px;
    font-weight: 400;
    color: #c4ae78;
    line-height: 1.4;
}

/* ニュースレター */
.newsletter-box {
    background: var(--color-bg-alt);
    border: 1px solid var(--color-border-light);
    padding: var(--space-lg);
}

.newsletter-title {
    font-family: var(--font-heading);
    font-size: 20px;
    font-weight: 300;
    color: var(--color-text);
    line-height: 1.4;
    margin-bottom: 8px;
}

.newsletter-desc {
    font-family: var(--font-heading);
    font-style: italic;
    font-size: 12px;
    color: var(--color-gold-faint);
    margin-bottom: 24px;
    line-height: 1.6;
}

.newsletter-input {
    background: transparent;
    border: none;
    border-bottom: 1px solid var(--color-gold-subtle);
    color: var(--color-text);
    font-family: var(--font-ui);
    font-size: 12px;
    padding: 8px 0;
    outline: none;
    width: 100%;
    transition: border-color 0.3s;
    margin-bottom: 16px;
}

.newsletter-input::placeholder {
    color: var(--color-gold-faint);
}

.newsletter-input:focus {
    border-bottom-color: var(--color-gold);
}

/* ===================================
   個別記事ページ
   =================================== */

.single-article {
    max-width: 820px;
    margin: 0 auto;
    padding: var(--space-2xl) var(--space-xl);
}

/* パンくずリスト */
.breadcrumbs {
    font-family: var(--font-ui);
    font-size: 10px;
    letter-spacing: 1.5px;
    color: var(--color-text-faint);
    margin-bottom: var(--space-lg);
}

.breadcrumbs a {
    color: var(--color-text-muted);
    transition: color 0.3s;
}

.breadcrumbs a:hover {
    color: var(--color-gold);
}

.breadcrumbs .separator {
    margin: 0 8px;
    color: var(--color-gold-ghost);
}

/* 記事ヘッダー */
.single-header {
    margin-bottom: var(--space-xl);
}

.single-header .category-label {
    display: inline-block;
    margin-bottom: var(--space-md);
}

.single-title {
    font-family: var(--font-heading);
    font-size: 42px;
    font-weight: 300;
    color: var(--color-text);
    line-height: 1.25;
    margin-bottom: var(--space-md);
}

.single-subtitle {
    font-family: var(--font-heading);
    font-style: italic;
    font-size: 18px;
    font-weight: 300;
    color: var(--color-text-muted);
    line-height: 1.6;
    margin-bottom: var(--space-lg);
}

.single-meta {
    display: flex;
    gap: 24px;
    align-items: center;
    padding: var(--space-md) 0;
    border-top: 1px solid var(--color-border);
    border-bottom: 1px solid transparent;
    background-image: linear-gradient(90deg, rgba(201,168,76,0.4), transparent);
    background-position: bottom;
    background-size: 100% 1px;
    background-repeat: no-repeat;
}

/* 記事本文 */
.entry-content {
    font-family: var(--font-heading);
    font-size: 17px;
    line-height: 1.9;
    color: var(--color-text-title);
}

.entry-content p {
    margin-bottom: 1.8em;
}

.entry-content h2 {
    font-size: 28px;
    font-weight: 400;
    color: var(--color-text);
    margin: 2em 0 1em;
    padding-bottom: 0.5em;
    border-bottom: 1px solid var(--color-border);
}

.entry-content h3 {
    font-size: 22px;
    font-weight: 400;
    color: var(--color-text);
    margin: 1.5em 0 0.8em;
}

.entry-content h4 {
    font-family: var(--font-ui);
    font-size: 14px;
    font-weight: 600;
    letter-spacing: 2px;
    color: var(--color-gold);
    text-transform: uppercase;
    margin: 1.5em 0 0.8em;
}

.entry-content blockquote {
    border-left: 3px solid var(--color-gold);
    padding: var(--space-lg) var(--space-xl);
    margin: var(--space-xl) 0;
    font-style: italic;
    color: var(--color-text-muted);
    background: var(--color-bg-alt);
    position: relative;
}

.entry-content blockquote::before {
    content: "\201C";
    font-family: var(--font-heading);
    font-size: 64px;
    color: rgba(201,168,76,0.15);
    position: absolute;
    top: -10px;
    left: 16px;
    line-height: 1;
}

.entry-content ul,
.entry-content ol {
    margin: 1em 0;
    padding-left: 1.5em;
}

.entry-content ul {
    list-style: disc;
}

.entry-content ol {
    list-style: decimal;
}

.entry-content li {
    margin-bottom: 0.5em;
}

.entry-content a {
    color: var(--color-gold);
    border-bottom: 1px solid rgba(201, 168, 76, 0.3);
    transition: border-color 0.3s;
}

.entry-content a:hover {
    border-bottom-color: var(--color-gold);
}

.entry-content code {
    font-family: 'SF Mono', 'Fira Code', monospace;
    font-size: 0.9em;
    background: var(--color-bg-alt);
    padding: 2px 6px;
    border-radius: 3px;
}

.entry-content pre {
    background: var(--color-bg-alt);
    padding: var(--space-lg);
    overflow-x: auto;
    margin: var(--space-lg) 0;
    border: 1px solid var(--color-border);
}

.entry-content img {
    margin: var(--space-lg) 0;
}

.entry-content table {
    width: 100%;
    border-collapse: collapse;
    margin: var(--space-lg) 0;
}

.entry-content th,
.entry-content td {
    padding: 12px 16px;
    border: 1px solid var(--color-border);
    text-align: left;
}

.entry-content th {
    font-family: var(--font-ui);
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 1px;
    text-transform: uppercase;
    color: var(--color-gold);
    background: var(--color-bg-alt);
}

/* 獣医師監修バッジ */
.vet-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: #0f1a14;
    border: 1px solid rgba(74, 156, 122, 0.3);
    padding: 6px 14px;
    border-radius: 4px;
    font-family: var(--font-ui);
    font-size: 10px;
    letter-spacing: 1px;
    color: var(--color-health);
}

/* 関連記事 */
.related-posts {
    margin-top: var(--space-3xl);
    padding-top: var(--space-xl);
    border-top: 1px solid var(--color-border);
}

.related-posts-title {
    font-family: var(--font-ui);
    font-size: 9px;
    font-weight: 600;
    letter-spacing: 4px;
    color: var(--color-text-faint);
    text-transform: uppercase;
    margin-bottom: var(--space-lg);
}

.related-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-lg);
}

/* ===================================
   アーカイブページ
   =================================== */

.archive-header {
    padding: var(--space-2xl) 0;
    text-align: center;
}

.archive-title {
    font-family: var(--font-heading);
    font-size: 36px;
    font-weight: 300;
    color: var(--color-text);
    margin-bottom: var(--space-sm);
}

.archive-description {
    font-family: var(--font-heading);
    font-style: italic;
    font-size: 16px;
    color: var(--color-text-muted);
}

.archive-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 40px;
    padding-bottom: var(--space-3xl);
}

/* ===================================
   404 ページ
   =================================== */

.error-404 {
    text-align: center;
    padding: 120px var(--space-xl);
}

.error-404 .error-code {
    font-family: var(--font-heading);
    font-size: 120px;
    font-weight: 300;
    color: var(--color-border);
    line-height: 1;
    margin-bottom: var(--space-lg);
}

.error-404 .error-title {
    font-family: var(--font-heading);
    font-size: 28px;
    font-weight: 300;
    color: var(--color-text);
    margin-bottom: var(--space-md);
}

.error-404 .error-message {
    font-family: var(--font-heading);
    font-size: 16px;
    color: var(--color-text-muted);
    font-style: italic;
    margin-bottom: var(--space-xl);
}


/* ドロップキャップ */
.entry-content > p:first-of-type::first-letter {
    font-family: var(--font-heading);
    font-size: 3.5em;
    float: left;
    line-height: 0.8;
    margin-right: 8px;
    margin-top: 6px;
    color: var(--color-gold);
    font-weight: 300;
}

/* ============================================
   記事内画像 — サイトトーン統一
   nanobananaproの明るい写真をダーク×ゴールドに馴染ませる
   ============================================ */
.entry-content img {
    box-shadow: 0 4px 24px rgba(0,0,0,0.3);
    border-radius: 4px;
    /* 明るい写真をダークトーンに統一 */
    filter: brightness(0.88) saturate(0.82) contrast(1.05);
    transition: filter 0.3s ease;
    display: block;
    width: 100%;
    height: auto;
}

.entry-content img:hover {
    filter: brightness(0.95) saturate(0.9) contrast(1.02);
}

/* figureラッパー: ゴールドアクセント */
.entry-content figure {
    position: relative;
    margin: var(--space-xl) 0;
    border-radius: 4px;
    overflow: hidden;
}

.entry-content figure::after {
    content: '';
    position: absolute;
    inset: 0;
    border: 1px solid rgba(201, 168, 76, 0.18);
    border-radius: 4px;
    pointer-events: none;
}

.entry-content figcaption {
    font-family: var(--font-ui);
    font-size: 11px;
    letter-spacing: 0.5px;
    color: var(--color-text-faint);
    padding: 8px 12px;
    background: rgba(201, 168, 76, 0.04);
    border-top: 1px solid rgba(201, 168, 76, 0.1);
    text-align: center;
}

/* アイキャッチ・サムネはフィルターなし（すでに統一済み） */
.single-eyecatch img,
.card-thumb img,
.hero-image img {
    filter: none;
}

/* ============================================
   学習型コンポーネント
   ============================================ */

/* --- ステップカード --- */
.atl-step {
    display: flex;
    gap: var(--space-lg);
    margin: var(--space-xl) 0;
    padding: var(--space-lg) var(--space-xl);
    background: var(--color-bg-elevated);
    border-radius: 4px;
    border-left: 2px solid var(--color-gold);
    align-items: flex-start;
}

.atl-step__number {
    flex-shrink: 0;
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-gold);
    color: var(--color-bg);
    font-family: var(--font-ui);
    font-size: 13px;
    font-weight: 700;
    letter-spacing: 1px;
    border-radius: 2px;
}

.atl-step__body {
    flex: 1;
}

.atl-step__title {
    font-family: var(--font-ui);
    font-size: 13px;
    font-weight: 600;
    letter-spacing: 1px;
    color: var(--color-text);
    margin-bottom: var(--space-sm);
    text-transform: uppercase;
}

.atl-step__text {
    font-size: 15px;
    line-height: 1.8;
    color: var(--color-text-secondary);
    margin: 0;
}

/* --- コールアウトボックス --- */
.atl-callout {
    margin: var(--space-xl) 0;
    padding: var(--space-lg) var(--space-xl);
    border-radius: 4px;
    background: var(--color-bg-elevated);
    border-left: 3px solid var(--color-gold);
    position: relative;
}

.atl-callout__label {
    font-family: var(--font-ui);
    font-size: 9px;
    font-weight: 700;
    letter-spacing: 3px;
    color: var(--color-gold);
    text-transform: uppercase;
    margin-bottom: var(--space-sm);
    display: block;
}

.atl-callout p {
    font-size: 15px;
    line-height: 1.8;
    color: var(--color-text-secondary);
    margin: 0;
}

/* バリアント: 注意 */
.atl-callout--warn {
    border-left-color: #e8944a;
}
.atl-callout--warn .atl-callout__label {
    color: #e8944a;
}

/* バリアント: NG */
.atl-callout--ng {
    border-left-color: #c94a4a;
}
.atl-callout--ng .atl-callout__label {
    color: #c94a4a;
}

/* --- チェックリスト（初心者向け確認リスト） --- */
.atl-checklist {
    margin: var(--space-xl) 0;
    padding: var(--space-lg) var(--space-xl);
    background: var(--color-bg-elevated);
    border-radius: 4px;
    list-style: none;
    padding-left: var(--space-xl);
}

.atl-checklist__title {
    font-family: var(--font-ui);
    font-size: 9px;
    letter-spacing: 3px;
    color: var(--color-text-faint);
    text-transform: uppercase;
    margin-bottom: var(--space-md);
}

.atl-checklist li {
    position: relative;
    padding: 10px 0 10px 32px;
    font-size: 15px;
    line-height: 1.6;
    color: var(--color-text-secondary);
    border-bottom: 1px solid var(--color-border);
}

.atl-checklist li:last-child {
    border-bottom: none;
}

.atl-checklist li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 13px;
    width: 16px;
    height: 16px;
    border: 1.5px solid rgba(201, 168, 76, 0.4);
    border-radius: 2px;
}

/* --- 比較テーブル --- */
.atl-compare {
    width: 100%;
    border-collapse: collapse;
    margin: var(--space-xl) 0;
    font-size: 14px;
}

.atl-compare th {
    font-family: var(--font-ui);
    font-size: 10px;
    letter-spacing: 2px;
    font-weight: 600;
    color: var(--color-gold);
    text-transform: uppercase;
    padding: 12px 16px;
    background: rgba(201, 168, 76, 0.06);
    border-bottom: 1px solid rgba(201, 168, 76, 0.2);
    text-align: left;
}

.atl-compare td {
    padding: 12px 16px;
    color: var(--color-text-secondary);
    border-bottom: 1px solid var(--color-border);
    line-height: 1.6;
}

.atl-compare tr:last-child td {
    border-bottom: none;
}

.atl-compare tr:hover td {
    background: rgba(201, 168, 76, 0.03);
}

/* 評価マーク */
.atl-compare .good  { color: var(--color-gold); }
.atl-compare .ok    { color: var(--color-text-faint); }
.atl-compare .bad   { color: #c94a4a; }

/* --- 難易度バッジ --- */
.atl-level {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 4px 12px;
    border-radius: 2px;
    font-family: var(--font-ui);
    font-size: 9px;
    font-weight: 700;
    letter-spacing: 2px;
    text-transform: uppercase;
    margin-bottom: var(--space-md);
}

.atl-level--beginner {
    background: rgba(74, 168, 74, 0.12);
    color: #4aa84a;
    border: 1px solid rgba(74, 168, 74, 0.3);
}

.atl-level--intermediate {
    background: rgba(201, 168, 76, 0.1);
    color: var(--color-gold);
    border: 1px solid rgba(201, 168, 76, 0.3);
}

.atl-level--advanced {
    background: rgba(201, 100, 76, 0.1);
    color: #e8944a;
    border: 1px solid rgba(201, 100, 76, 0.3);
}

.atl-level::before {
    content: '●';
    font-size: 7px;
}

/* --- まとめボックス --- */
.atl-summary {
    margin: var(--space-2xl) 0;
    padding: var(--space-xl);
    background: var(--color-bg-elevated);
    border-radius: 4px;
    border: 1px solid rgba(201, 168, 76, 0.2);
}

.atl-summary__title {
    font-family: var(--font-ui);
    font-size: 9px;
    letter-spacing: 4px;
    color: var(--color-gold);
    text-transform: uppercase;
    margin-bottom: var(--space-lg);
    padding-bottom: var(--space-md);
    border-bottom: 1px solid rgba(201, 168, 76, 0.15);
}

.atl-summary ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.atl-summary li {
    padding: 8px 0 8px 20px;
    position: relative;
    font-size: 15px;
    line-height: 1.7;
    color: var(--color-text-secondary);
    border-bottom: 1px solid var(--color-border);
}

.atl-summary li:last-child {
    border-bottom: none;
}

.atl-summary li::before {
    content: '—';
    position: absolute;
    left: 0;
    color: var(--color-gold);
    font-size: 12px;
}

/* --- ロードマップ（学習パス） --- */
.atl-roadmap {
    margin: var(--space-2xl) 0;
    position: relative;
}

.atl-roadmap__item {
    display: flex;
    gap: var(--space-lg);
    margin-bottom: var(--space-md);
    align-items: flex-start;
    position: relative;
}

.atl-roadmap__item:not(:last-child)::before {
    content: '';
    position: absolute;
    left: 19px;
    top: 40px;
    width: 1px;
    height: calc(100% + var(--space-md));
    background: rgba(201, 168, 76, 0.2);
}

.atl-roadmap__node {
    flex-shrink: 0;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-ui);
    font-size: 12px;
    font-weight: 700;
    background: var(--color-bg-elevated);
    border: 1.5px solid rgba(201, 168, 76, 0.35);
    color: var(--color-gold);
    position: relative;
    z-index: 1;
}

.atl-roadmap__item--done .atl-roadmap__node {
    background: var(--color-gold);
    color: var(--color-bg);
    border-color: var(--color-gold);
}

.atl-roadmap__item--current .atl-roadmap__node {
    background: var(--color-bg-elevated);
    border-color: var(--color-gold);
    color: var(--color-gold);
    box-shadow: 0 0 0 3px rgba(201, 168, 76, 0.15);
}

.atl-roadmap__content {
    flex: 1;
    padding-top: 8px;
}

.atl-roadmap__label {
    font-family: var(--font-ui);
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 1.5px;
    color: var(--color-text);
    text-transform: uppercase;
    margin-bottom: 4px;
}

.atl-roadmap__desc {
    font-size: 13px;
    color: var(--color-text-faint);
    line-height: 1.6;
    margin: 0;
}

/* レスポンシブ */
@media (max-width: 767px) {
    .atl-step {
        flex-direction: column;
        gap: var(--space-md);
    }

    .atl-compare {
        font-size: 12px;
    }

    .atl-compare th,
    .atl-compare td {
        padding: 10px 10px;
    }
}

/* スクロールフェードイン */
.scroll-reveal {
    opacity: 0;
    transform: translateY(24px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

.scroll-reveal.visible {
    opacity: 1;
    transform: translateY(0);
}

/* ===================================
   読了プログレスバー
   =================================== */
.atl-progress-bar {
    position: fixed;
    top: var(--header-height);
    left: 0;
    height: 2px;
    width: 0%;
    background: linear-gradient(90deg, var(--color-gold-dark), var(--color-gold), var(--color-gold-light));
    z-index: 9999;
    transition: width 0.1s linear;
    pointer-events: none;
}

/* ===================================
   記事本文 + サイドバーTOCレイアウト
   =================================== */
.single-article-wrap {
    position: relative;
    max-width: 820px;
    margin: 0 auto;
}

@media (min-width: 1200px) {
    .single-article-wrap {
        max-width: 1080px;
        display: grid;
        grid-template-columns: 1fr 240px;
        gap: var(--space-3xl);
        align-items: start;
    }
    .single-article-wrap .entry-content {
        min-width: 0;
    }
}

/* ===================================
   スティッキーTOC（PC）
   =================================== */
.atl-toc-sidebar {
    display: none;
}

@media (min-width: 1200px) {
    .atl-toc-sidebar {
        display: block;
        position: sticky;
        top: calc(var(--header-height) + 32px);
        max-height: calc(100vh - var(--header-height) - 64px);
        overflow-y: auto;
        scrollbar-width: thin;
        scrollbar-color: var(--color-gold-subtle) transparent;
    }
}

.atl-toc {
    display: none;
    background: var(--color-bg-elevated);
    border: 1px solid var(--color-border);
    border-left: 2px solid var(--color-gold-dark);
    padding: var(--space-md) var(--space-lg);
}

.atl-toc-title {
    font-family: var(--font-ui);
    font-size: 9px;
    font-weight: 600;
    letter-spacing: 3px;
    color: var(--color-gold);
    margin: 0 0 var(--space-md);
    text-transform: uppercase;
}

.atl-toc-list {
    list-style: none;
    margin: 0;
    padding: 0;
}

.atl-toc-item {
    margin-bottom: 8px;
    line-height: 1.4;
}

.atl-toc-item.atl-toc-h3 {
    padding-left: 12px;
}

.atl-toc-link {
    font-family: var(--font-ui);
    font-size: 10px;
    font-weight: 400;
    letter-spacing: 0.5px;
    color: var(--color-text-muted);
    text-decoration: none;
    transition: color 0.2s;
    display: block;
}

.atl-toc-link:hover,
.atl-toc-link.active {
    color: var(--color-gold);
}

/* ===================================
   モバイルTOC（折りたたみ式）
   =================================== */
.atl-toc-mobile-wrap {
    margin-bottom: var(--space-xl);
    border: 1px solid var(--color-border);
    border-left: 2px solid var(--color-gold-dark);
}

@media (min-width: 1200px) {
    .atl-toc-mobile-wrap {
        display: none;
    }
}

.atl-toc-toggle-btn {
    width: 100%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--space-md) var(--space-lg);
    background: var(--color-bg-elevated);
    border: none;
    cursor: pointer;
    font-family: var(--font-ui);
    font-size: 10px;
    font-weight: 600;
    letter-spacing: 3px;
    color: var(--color-gold);
    text-transform: uppercase;
}

.atl-toc-mobile {
    display: none;
    padding: var(--space-md) var(--space-lg) var(--space-lg);
    background: var(--color-bg-elevated);
}

.atl-toc-mobile.open {
    display: block;
}

.atl-toc-mobile .atl-toc-list {
    padding: 0;
}

/* ===================================
   広告スロット（CLS対策: 高さ事前確保）
   =================================== */
.atl-ad-slot {
    max-width: 820px;
    margin: var(--space-xl) auto;
    display: flex;
    justify-content: center;
    align-items: center;
    background: transparent;
    overflow: hidden;
}

.atl-ad-slot--top {
    min-height: 90px;
}

.atl-ad-slot--bottom {
    min-height: 90px;
}

/* ===================================
   著者プロフィールボックス
   =================================== */
.atl-author-box {
    max-width: 820px;
    margin: var(--space-2xl) auto var(--space-xl);
    padding: var(--space-xl);
    background: var(--color-bg-elevated);
    border: 1px solid var(--color-border);
    border-top: 2px solid var(--color-gold-dark);
}

.atl-author-box__inner {
    display: flex;
    gap: var(--space-lg);
    align-items: flex-start;
}

.atl-author-box__avatar {
    flex-shrink: 0;
    width: 56px;
    height: 56px;
    background: var(--color-gold-subtle);
    border: 1px solid var(--color-gold-dark);
    display: flex;
    align-items: center;
    justify-content: center;
}

.atl-author-box__icon {
    color: var(--color-gold);
    font-size: 20px;
}

.atl-author-box__info {
    flex: 1;
    min-width: 0;
}

.atl-author-box__label {
    font-family: var(--font-ui);
    font-size: 8px;
    font-weight: 600;
    letter-spacing: 4px;
    color: var(--color-gold);
    margin: 0 0 6px;
    text-transform: uppercase;
}

.atl-author-box__name {
    font-family: var(--font-heading);
    font-size: 18px;
    color: var(--color-text-title);
    margin: 0 0 8px;
}

.atl-author-box__bio {
    font-family: var(--font-ui);
    font-size: 11px;
    line-height: 1.8;
    color: var(--color-text-muted);
    margin: 0;
}

@media (max-width: 600px) {
    .atl-author-box__inner {
        flex-direction: column;
        gap: var(--space-md);
    }
}

/* ===================================
   ニュースレターCTAボックス
   =================================== */
.atl-newsletter-cta {
    max-width: 820px;
    margin: var(--space-xl) auto var(--space-2xl);
    padding: var(--space-2xl) var(--space-xl);
    background: linear-gradient(135deg, var(--color-bg-alt) 0%, var(--color-gold-ghost) 100%);
    border: 1px solid var(--color-gold-dark);
    text-align: center;
}

.atl-newsletter-cta__label {
    font-family: var(--font-ui);
    font-size: 8px;
    font-weight: 600;
    letter-spacing: 5px;
    color: var(--color-gold);
    margin: 0 0 var(--space-sm);
    text-transform: uppercase;
}

.atl-newsletter-cta__title {
    font-family: var(--font-heading);
    font-size: 28px;
    font-weight: 400;
    color: var(--color-text-title);
    margin: 0 0 var(--space-md);
    line-height: 1.4;
}

.atl-newsletter-cta__desc {
    font-family: var(--font-ui);
    font-size: 11px;
    line-height: 1.8;
    color: var(--color-text-muted);
    margin: 0 0 var(--space-lg);
}

.atl-newsletter-cta__form {
    display: flex;
    gap: 8px;
    max-width: 460px;
    margin: 0 auto;
}

.atl-newsletter-cta__input {
    flex: 1;
    padding: 12px 16px;
    background: var(--color-bg);
    border: 1px solid var(--color-gold-dark);
    color: var(--color-text);
    font-family: var(--font-ui);
    font-size: 11px;
    outline: none;
    transition: border-color 0.2s;
}

.atl-newsletter-cta__input:focus {
    border-color: var(--color-gold);
}

.atl-newsletter-cta__input::placeholder {
    color: var(--color-text-faint);
}

.atl-newsletter-cta__btn {
    padding: 12px 24px;
    background: var(--color-gold);
    color: var(--color-bg);
    border: none;
    cursor: pointer;
    font-family: var(--font-ui);
    font-size: 10px;
    font-weight: 600;
    letter-spacing: 2px;
    text-transform: uppercase;
    transition: background 0.2s, opacity 0.2s;
    white-space: nowrap;
}

.atl-newsletter-cta__btn:hover {
    background: var(--color-gold-light);
}

@media (max-width: 480px) {
    .atl-newsletter-cta__form {
        flex-direction: column;
    }
    .atl-newsletter-cta__btn {
        width: 100%;
    }
}

/* ===================================
   中盤インライン関連記事（記事内）
   =================================== */
.atl-inline-related {
    margin: var(--space-xl) 0;
    padding: var(--space-lg);
    background: var(--color-bg-elevated);
    border: 1px solid var(--color-border);
    border-left: 2px solid var(--color-gold-dark);
}

.atl-inline-related__label {
    font-family: var(--font-ui);
    font-size: 8px;
    font-weight: 600;
    letter-spacing: 4px;
    color: var(--color-gold);
    text-transform: uppercase;
    margin: 0 0 var(--space-md);
}

.atl-inline-related__grid {
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
}

.atl-inline-related__item {
    display: flex;
    gap: var(--space-md);
    align-items: center;
    text-decoration: none;
    padding: 8px;
    transition: background 0.2s;
}

.atl-inline-related__item:hover {
    background: var(--color-gold-ghost);
}

.atl-inline-related__item img {
    width: 80px;
    height: 54px;
    object-fit: cover;
    flex-shrink: 0;
}

.atl-inline-related__title {
    font-family: var(--font-ui);
    font-size: 11px;
    font-weight: 500;
    line-height: 1.5;
    color: var(--color-text);
}