/* ============================================================
 * Grovyn Blog · Single 文章內頁樣式（從 blog.css 拆出）
 * 涵蓋：Empty state + Article page + Sticky parallax hero + Article body figure + Footer CTAs
 * 拆檔日期：2026-05-19
 * ============================================================ */

/* ============================================================
 * EMPTY STATE
 * ============================================================ */
.empty-state {
  padding: 80px 40px;
  text-align: center;
  border: 1px dashed var(--ts-line);
  border-radius: 16px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 16px;
}
.empty-state .es-en {
  font-family: var(--ts-font-serif-en);
  font-style: italic;
  font-size: 1.05rem;
  color: var(--ts-forest);
  letter-spacing: 0.08em;
}
.empty-state .es-title {
  font-family: var(--ts-font-serif-zh);
  font-size: 1.4rem;
  color: var(--ts-navy);
  letter-spacing: 0.06em;
}
.empty-state .es-desc {
  font-size: 0.9rem;
  color: var(--ts-ink-soft);
  line-height: 1.9;
  max-width: 380px;
}

/* ============================================================
 * ARTICLE PAGE
 * ============================================================ */
.article-page {
  max-width: 760px;
  margin: 0 auto;
  padding: 24px 4px 0;
}

.grovyn-blog-frame .ap-back {
  position: fixed;
  top: 152px;
  left: 32px;
  z-index: 6;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--ts-font-mono);
  font-size: 0.74rem;
  color: var(--ts-cream);
  letter-spacing: 0.16em;
  background: rgba(40, 44, 60, 0.55);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  border: 1px solid rgba(238, 234, 231, 0.2);
  border-radius: 999px;
  cursor: pointer;
  padding: 8px 16px;
  margin: 0;
  opacity: 0;
  pointer-events: none;
  transition: all var(--ts-dur-quick) var(--ts-ease-natural);
  text-decoration: none;
}
.grovyn-blog-frame .ap-back.is-revealed {
  opacity: 1;
  pointer-events: auto;
}
.grovyn-blog-frame .ap-back:hover { color: var(--ts-sun, #EEE78D); transform: translateX(-3px); }

@media (max-width: 768px) {
  .grovyn-blog-frame .ap-back { top: 138px; left: 16px; font-size: 0.68rem; padding: 10px 14px; min-height: 44px; }
}

.article-page .ap-eyebrow {
  font-family: var(--ts-font-serif-en);
  font-style: italic;
  font-size: 0.82rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--ts-forest);
  margin-bottom: 22px;
}
.article-page h1 {
  font-family: var(--ts-font-serif-zh);
  font-weight: 500;
  font-size: clamp(2rem, 4vw, 3rem);
  letter-spacing: 0.06em;
  line-height: 1.3;
  color: var(--ts-navy);
  margin: 0 0 20px;
  text-wrap: pretty;
}
.article-page .ap-subtitle {
  font-family: var(--ts-font-serif-zh);
  font-weight: 300;
  font-size: 1.18rem;
  letter-spacing: 0.04em;
  line-height: 1.7;
  color: var(--ts-ink-soft);
  margin: 0 0 28px;
  text-wrap: pretty;
}
.article-page .ap-meta {
  display: flex;
  gap: 18px;
  align-items: center;
  font-family: var(--ts-font-mono);
  font-size: 0.72rem;
  color: var(--ts-ink-mute);
  letter-spacing: 0.14em;
  padding: 18px 0;
  border-top: 1px solid var(--ts-line);
  border-bottom: 1px solid var(--ts-line);
  margin-bottom: 48px;
  flex-wrap: wrap;
}
.article-page .ap-meta .dot { opacity: 0.4; }
.article-page .ap-meta .ap-sense { color: var(--ts-forest); }

.article-page .ap-hero-img {
  width: 100%;
  aspect-ratio: 16 / 9;
  border-radius: 12px;
  overflow: hidden;
  margin-bottom: 56px;
  background: var(--ts-warm);
}
.article-page .ap-hero-img img { width: 100%; height: 100%; object-fit: cover; }

/* ============================================================
 * STICKY PARALLAX HERO（文章內頁進場大圖 + 標題疊在圖上）
 * ============================================================ */
.grovyn-blog-frame .ap-sticky-hero {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: 100vh;
  z-index: 5;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 0 8vw;
  background-size: cover;
  background-position: 50% 0;
  background-repeat: no-repeat;
  background-color: var(--ts-navy);
  overflow: hidden;
  will-change: height, padding;
}
.grovyn-blog-frame .ap-sticky-hero__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(40, 44, 60, 0.18) 0%, rgba(40, 44, 60, 0.6) 100%);
  pointer-events: none;
}
.grovyn-blog-frame .ap-sticky-hero__inner {
  position: relative;
  z-index: 1;
  max-width: 760px;
  width: 100%;
  color: var(--ts-cream);
  text-shadow: 0 2px 32px rgba(0, 0, 0, 0.55), 0 0 80px rgba(40, 44, 60, 0.4);
}
.grovyn-blog-frame .ap-sticky-hero .ap-eyebrow {
  color: var(--ts-cream);
  margin-bottom: 18px;
}
.grovyn-blog-frame .ap-sticky-hero h1 {
  font-family: var(--ts-font-serif-zh);
  font-weight: 700;
  font-size: clamp(1.8rem, 4.5vw + 0.5rem, 4rem);
  letter-spacing: 0.04em;
  line-height: 1.25;
  color: var(--ts-cream);
  margin: 0 0 18px;
  text-wrap: pretty;
  will-change: font-size, letter-spacing;
}
.grovyn-blog-frame .ap-sticky-hero .ap-subtitle {
  color: var(--ts-cream);
  opacity: 0.9;
  margin: 0 0 24px;
}
.grovyn-blog-frame .ap-sticky-hero .ap-meta {
  justify-content: center;
  border-top-color: rgba(238, 234, 231, 0.3);
  border-bottom-color: rgba(238, 234, 231, 0.3);
  color: rgba(238, 234, 231, 0.85);
  margin-bottom: 0;
}
.grovyn-blog-frame .ap-sticky-hero .ap-meta .ap-sense { color: var(--ts-sun, #EEE78D); }
.grovyn-blog-frame .ap-sticky-hero .ap-meta .ap-author { color: rgba(238, 234, 231, 0.7); }

/* Shrunk state — 由 GSAP 在 progress > 0.6 時加 .is-shrunk
   注意：除了 opacity 0 還要 max-height:0 + margin:0 才不會佔空間把 h1 往上推 */
.grovyn-blog-frame .ap-sticky-hero.is-shrunk .ap-eyebrow,
.grovyn-blog-frame .ap-sticky-hero.is-shrunk .ap-subtitle,
.grovyn-blog-frame .ap-sticky-hero.is-shrunk .ap-meta {
  opacity: 0;
  max-height: 0;
  margin: 0;
  padding: 0;
  border: 0;
  overflow: hidden;
  pointer-events: none;
  transition: opacity 0.25s ease-out, max-height 0.25s ease-out, margin 0.25s ease-out;
}

/* spacer：佔據 fixed hero 的位置 + shrink 動畫滾動空間（總計 ~550px → user 滾這麼多後內文出現） */
.grovyn-blog-frame .ap-sticky-hero__spacer {
  height: 550px;
}

/* === Article body figure 圖片：GSAP scale 動畫起點（縮小狀態） === */
.article-body figure img {
  will-change: transform;
}

/* RWD 行動裝置 */
@media (max-width: 768px) {
  .grovyn-blog-frame .ap-sticky-hero { padding: 0 6vw; }
  .grovyn-blog-frame .ap-sticky-hero__spacer { height: 480px; }
  .grovyn-blog-frame .ap-sticky-hero h1 { font-size: clamp(1.6rem, 7vw, 2.4rem); }
}

/* prefers-reduced-motion 使用者：拿掉所有動效起始態
   注意：ap-back 改成 inline 樣式（relative + 普通連結色），不再用浮在頂部的 pill */
@media (prefers-reduced-motion: reduce) {
  .article-body figure img { transform: none; }
  .grovyn-blog-frame .ap-sticky-hero { position: relative; height: 70vh; }
  .grovyn-blog-frame .ap-sticky-hero__spacer { display: none; }
  .grovyn-blog-frame .ap-back {
    position: relative;
    top: auto;
    left: auto;
    opacity: 1;
    pointer-events: auto;
    margin: 24px 0 0;
    background: transparent;
    backdrop-filter: none;
    -webkit-backdrop-filter: none;
    border: none;
    padding: 0;
    color: var(--ts-forest);
    text-decoration: none;
  }
  .grovyn-blog-frame .ap-back:hover { color: var(--ts-navy); transform: none; }
}

/* Article body */
.article-body {
  font-family: var(--ts-font-sans-zh);
  font-size: 1.02rem;
  line-height: var(--blog-body-lh, 2.05);
  letter-spacing: 0.02em;
  color: var(--ts-ink);
}
.article-body > * + * { margin-top: 26px; }

.article-body h2 {
  font-family: var(--ts-font-serif-zh);
  font-weight: 500;
  font-size: 1.6rem;
  letter-spacing: 0.06em;
  line-height: 1.5;
  color: var(--ts-navy);
  margin: 56px 0 8px;
  position: relative;
  padding-left: 22px;
}
.article-body h2::before {
  content: '';
  position: absolute;
  left: 0; top: 0.55em;
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--ts-forest);
}
.article-body h2 .h2-num {
  display: block;
  font-family: var(--ts-font-mono);
  font-size: 0.7rem;
  font-weight: 400;
  color: var(--ts-ink-mute);
  letter-spacing: 0.18em;
  margin-bottom: 8px;
}
.article-body h3 {
  font-family: var(--ts-font-serif-zh);
  font-weight: 500;
  font-size: 1.18rem;
  letter-spacing: 0.06em;
  color: var(--ts-navy);
  margin: 36px 0 0;
}
.article-body p { margin: 0; text-wrap: pretty; }
.article-body strong { color: var(--ts-forest); font-weight: 600; }
.article-body em {
  font-family: var(--ts-font-serif-en);
  font-style: italic;
  color: var(--ts-forest);
  letter-spacing: 0.04em;
}

.article-body blockquote {
  margin: 48px 0;
  padding: 0 0 0 28px;
  border-left: 2px solid var(--ts-forest);
  font-family: var(--ts-font-serif-zh);
  font-weight: 300;
  font-size: 1.35rem;
  line-height: 1.75;
  color: var(--ts-navy);
  letter-spacing: 0.04em;
}
.article-body blockquote .q-mark {
  display: block;
  font-family: var(--ts-font-serif-en);
  font-style: italic;
  font-size: 0.74rem;
  color: var(--ts-forest);
  letter-spacing: 0.22em;
  text-transform: uppercase;
  margin-bottom: 10px;
}

.article-body figure { margin: 48px 0; }
.article-body figure .img-wrap {
  width: 100%;
  border-radius: 12px;
  overflow: hidden;
  background: var(--ts-warm);
}
.article-body figure img { width: 100%; height: auto; display: block; }
.article-body figure figcaption {
  display: flex;
  gap: 10px;
  margin-top: 12px;
  font-family: var(--ts-font-serif-en);
  font-style: italic;
  font-size: 0.85rem;
  color: var(--ts-ink-mute);
  letter-spacing: 0.04em;
  line-height: 1.6;
}
.article-body figure figcaption::before {
  content: '⌃';
  font-family: var(--ts-font-mono);
  font-style: normal;
  color: var(--ts-forest);
  flex-shrink: 0;
}

.article-body figure.wide { margin-left: -60px; margin-right: -60px; }
@media (max-width: 940px) { .article-body figure.wide { margin-left: 0; margin-right: 0; } }

.article-body .science-card {
  margin: 48px 0;
  padding: 26px 30px;
  border: 1px solid rgba(73, 84, 52, 0.18);
  border-radius: 12px;
  background: rgba(238, 231, 141, 0.12);
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.article-body .science-card .sc-label {
  font-family: var(--ts-font-serif-en);
  font-style: italic;
  font-size: 0.74rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--ts-forest);
}
.article-body .science-card .sc-body {
  font-size: 0.95rem;
  line-height: 1.95;
  color: var(--ts-ink);
  margin: 0;
}
.article-body .science-card .sc-body strong { color: var(--ts-forest); }

.article-body .practice {
  margin: 36px 0;
  list-style: none;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 0;
  counter-reset: pr;
}
.article-body .practice li {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 18px;
  padding: 20px 0;
  border-top: 1px solid var(--ts-line);
  align-items: baseline;
}
.article-body .practice li:last-child { border-bottom: 1px solid var(--ts-line); }
.article-body .practice li::before {
  counter-increment: pr;
  content: counter(pr, decimal-leading-zero);
  font-family: var(--ts-font-mono);
  font-size: 0.82rem;
  color: var(--ts-forest);
  letter-spacing: 0.12em;
}
.article-body .practice .pr-title {
  font-family: var(--ts-font-serif-zh);
  font-weight: 500;
  color: var(--ts-navy);
  font-size: 1.05rem;
  letter-spacing: 0.04em;
  margin: 0 0 6px;
}
.article-body .practice .pr-desc {
  font-size: 0.92rem;
  line-height: 1.85;
  color: var(--ts-ink-soft);
  margin: 0;
}

.article-foot { margin-top: 72px; padding-top: 32px; border-top: 1px solid var(--ts-line); }
.article-foot .af-tags { display: flex; gap: 10px; flex-wrap: wrap; margin-bottom: 36px; }
.article-foot .af-tag {
  font-family: var(--ts-font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.16em;
  color: var(--ts-ink-soft);
  padding: 6px 14px;
  border: 1px solid var(--ts-line);
  border-radius: 999px;
  text-decoration: none;
}
.article-foot .af-sign {
  font-family: var(--ts-font-serif-en);
  font-style: italic;
  font-size: 0.92rem;
  letter-spacing: 0.06em;
  color: var(--ts-ink-mute);
  text-align: center;
  padding: 24px 0;
}
.article-foot .af-sign .af-mark {
  display: block;
  font-family: var(--ts-font-serif-zh);
  font-weight: 500;
  font-size: 1rem;
  color: var(--ts-forest);
  letter-spacing: 0.16em;
  margin-top: 6px;
}

.next-article {
  margin: 48px auto 0;
  max-width: 760px;
  padding: 28px 32px;
  border: 1px solid var(--ts-line);
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.5);
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: center;
  gap: 24px;
  cursor: pointer;
  transition: all var(--ts-dur-base) var(--ts-ease-natural);
  font: inherit;
  color: inherit;
  text-align: left;
  width: 100%;
  text-decoration: none;
}
.next-article:hover { border-color: var(--ts-forest); background: #fff; transform: translateY(-2px); }
.next-article .na-label {
  font-family: var(--ts-font-serif-en);
  font-style: italic;
  font-size: 0.78rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--ts-ink-soft);
  margin-bottom: 6px;
}
.next-article .na-title {
  font-family: var(--ts-font-serif-zh);
  font-weight: 500;
  font-size: 1.18rem;
  letter-spacing: 0.04em;
  color: var(--ts-navy);
  line-height: 1.5;
  margin: 0;
}
.next-article .na-arrow {
  font-family: var(--ts-font-mono);
  color: var(--ts-forest);
  font-size: 1.1rem;
  transition: transform var(--ts-dur-base) var(--ts-ease-natural);
}
.next-article:hover .na-arrow { transform: translateX(8px); }

/* ============================================================
 * FOOTER CTAs
 * ============================================================ */
.footer-ctas {
  display: grid;
  grid-template-columns: 1fr 1.5fr;
  gap: 16px;
  margin-top: 64px;
}
@media (max-width: 800px) { .footer-ctas { grid-template-columns: 1fr; } }

.footer-ctas .col {
  display: grid;
  grid-template-rows: 1fr 1fr;
  gap: 16px;
}
.footer-ctas .col-r { grid-template-rows: auto; }

.cta-block {
  position: relative;
  border-radius: 16px;
  overflow: hidden;
  padding: 32px;
  min-height: 180px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  cursor: pointer;
  transition: transform var(--ts-dur-base) var(--ts-ease-natural);
  text-decoration: none;
  color: inherit;
}
.cta-block:hover { transform: translateY(-3px); }

.cta-block.cta-dark {
  background: linear-gradient(135deg, var(--ts-navy) 0%, var(--ts-forest-deep) 100%);
  color: var(--ts-cream);
}
.cta-block.cta-img {
  color: var(--ts-cream);
  background: var(--ts-forest-deep);
  min-height: 380px;
}
@media (max-width: 800px) { .cta-block.cta-img { min-height: 280px; } }

.cta-block.cta-img img {
  position: absolute; inset: 0;
  width: 100%; height: 100%;
  object-fit: cover;
  z-index: 1;
}
.cta-block.cta-img::after {
  content: '';
  position: absolute; inset: 0;
  background: linear-gradient(180deg, rgba(40,44,60,0.1) 0%, rgba(40,44,60,0.55) 100%);
  z-index: 2;
}
.cta-block.cta-img > * { position: relative; z-index: 3; }

.cta-block.cta-stat {
  background: var(--ts-warm);
  color: var(--ts-navy);
  min-height: 180px;
}

.cta-block .cta-title {
  font-family: var(--ts-font-serif-zh);
  font-weight: 500;
  font-size: 1.3rem;
  letter-spacing: 0.04em;
  line-height: 1.4;
  margin: 0 0 8px;
}
.cta-block.cta-img .cta-title { font-size: 1.6rem; max-width: 460px; }
.cta-block .cta-sub {
  font-size: 0.85rem;
  line-height: 1.65;
  margin: 0;
  opacity: 0.85;
}
.cta-block .cta-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-top: 16px;
  padding: 9px 16px;
  background: var(--ts-cream);
  color: var(--ts-navy);
  border-radius: 999px;
  border: none;
  font-family: var(--ts-font-sans-zh);
  font-size: 0.82rem;
  letter-spacing: 0.06em;
  cursor: pointer;
  align-self: flex-start;
  transition: all var(--ts-dur-base) var(--ts-ease-natural);
  text-decoration: none;
}
.cta-block .cta-link:hover { background: var(--ts-sun); }
.cta-block.cta-stat .cta-link { background: var(--ts-navy); color: var(--ts-cream); }

.cta-block .cta-stat-num {
  font-family: var(--ts-font-serif-en-display);
  font-weight: 700;
  font-size: 4.5rem;
  line-height: 1;
  color: var(--ts-forest);
  letter-spacing: -0.02em;
  margin: 0;
}
.cta-block .cta-stat-label {
  font-family: var(--ts-font-sans-zh);
  font-size: 0.85rem;
  letter-spacing: 0.06em;
  color: var(--ts-ink-soft);
  margin-top: 6px;
}

/* ============================================================
 * COMMENTS 留言區
 * 位置：.grovyn-blog-frame 內，blog-share 之後、blog-related 之前
 * ============================================================ */
.grovyn-comments {
  max-width: 760px;
  margin: 64px auto 56px;
  padding: 0 4px;
}

/* ---- Header ---- */
.gc-header {
  margin-bottom: 36px;
  padding-bottom: 20px;
  border-bottom: 1px solid var(--ts-line);
}
.gc-header__eyebrow {
  font-family: var(--ts-font-serif-en);
  font-style: italic;
  font-size: 0.78rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--ts-forest);
  margin-bottom: 8px;
}
.gc-header__title {
  font-family: var(--ts-font-serif-zh);
  font-weight: 500;
  font-size: 1.4rem;
  letter-spacing: 0.06em;
  color: var(--ts-navy);
  margin: 0;
}

/* ---- Comment list ---- */
.gc-list {
  list-style: none;
  padding: 0;
  margin: 0 0 48px;
  display: flex;
  flex-direction: column;
  gap: 0;
}
.gc-list .gc-list {
  /* 巢狀回覆縮排 */
  margin-top: 0;
  padding-left: 52px;
  border-left: 2px solid var(--ts-line);
}

/* ---- Single comment ---- */
.gc-comment {
  padding: 24px 0;
  border-bottom: 1px solid var(--ts-line);
}
.gc-comment:first-child {
  border-top: none;
}
.gc-comment__inner {
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.gc-comment__meta {
  display: flex;
  align-items: center;
  gap: 12px;
}
.gc-comment__avatar-wrap {
  flex-shrink: 0;
}
.gc-comment__avatar {
  width: 40px !important;
  height: 40px !important;
  border-radius: 50%;
  display: block;
  object-fit: cover;
  border: 2px solid var(--ts-line);
}
.gc-comment__info {
  display: flex;
  flex-direction: column;
  gap: 2px;
}
.gc-comment__author {
  font-family: var(--ts-font-serif-zh);
  font-weight: 500;
  font-size: 0.95rem;
  color: var(--ts-navy);
  letter-spacing: 0.04em;
}
.gc-comment__date {
  font-family: var(--ts-font-mono);
  font-size: 0.7rem;
  color: var(--ts-ink-mute);
  letter-spacing: 0.12em;
}
.gc-comment__pending {
  font-size: 0.82rem;
  color: var(--ts-moss);
  font-style: italic;
  margin: 0;
  padding: 6px 12px;
  background: rgba(163, 172, 153, 0.12);
  border-radius: 6px;
  border-left: 2px solid var(--ts-moss);
}
.gc-comment__content {
  font-family: var(--ts-font-sans-zh);
  font-size: 0.97rem;
  line-height: 1.9;
  color: var(--ts-ink);
  letter-spacing: 0.02em;
}
.gc-comment__content p { margin: 0 0 0.75em; }
.gc-comment__content p:last-child { margin: 0; }
.gc-comment__reply {
  display: flex;
  justify-content: flex-end;
}
.gc-comment__reply .comment-reply-link {
  font-family: var(--ts-font-mono);
  font-size: 0.7rem;
  color: var(--ts-forest);
  letter-spacing: 0.14em;
  text-decoration: none;
  padding: 4px 10px;
  border: 1px solid rgba(73, 84, 52, 0.3);
  border-radius: 999px;
  transition: all var(--ts-dur-quick) var(--ts-ease-natural);
}
.gc-comment__reply .comment-reply-link:hover {
  background: var(--ts-forest);
  color: var(--ts-cream);
  border-color: var(--ts-forest);
}

/* ---- Comment form ---- */
.gc-form__title {
  margin-bottom: 20px;
}
.gc-form__heading-en {
  display: block;
  font-family: var(--ts-font-serif-en);
  font-style: italic;
  font-size: 0.78rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--ts-forest);
  margin-bottom: 6px;
}
.gc-form__heading-zh {
  display: block;
  font-family: var(--ts-font-serif-zh);
  font-weight: 500;
  font-size: 1.4rem;
  letter-spacing: 0.06em;
  color: var(--ts-navy);
}
.gc-form__note {
  font-size: 0.85rem;
  color: var(--ts-forest);
  background: rgba(73, 84, 52, 0.07);
  border-left: 2px solid var(--ts-forest);
  border-radius: 0 6px 6px 0;
  padding: 10px 14px;
  margin: 0 0 24px;
  letter-spacing: 0.02em;
  line-height: 1.65;
}
.gc-form__label {
  display: block;
  font-family: var(--ts-font-sans-zh);
  font-size: 0.82rem;
  color: var(--ts-ink-soft);
  letter-spacing: 0.08em;
  margin-bottom: 8px;
}
.gc-form__label .required {
  color: var(--ts-forest);
  margin-left: 2px;
}
.gc-form__textarea {
  width: 100%;
  min-height: 140px;
  padding: 14px 16px;
  border: 1px solid var(--ts-line);
  border-radius: 10px;
  background: #fff;
  font-family: var(--ts-font-sans-zh);
  font-size: 0.97rem;
  line-height: 1.8;
  color: var(--ts-ink);
  letter-spacing: 0.02em;
  resize: vertical;
  transition: border-color var(--ts-dur-quick) var(--ts-ease-natural),
              box-shadow var(--ts-dur-quick) var(--ts-ease-natural);
  box-sizing: border-box;
}
.gc-form__textarea::placeholder { color: var(--ts-ink-mute); }
.gc-form__textarea:focus {
  outline: none;
  border-color: var(--ts-forest);
  box-shadow: 0 0 0 3px rgba(73, 84, 52, 0.12);
}
.gc-form__btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-top: 20px;
  padding: 12px 28px;
  background: var(--ts-forest);
  color: var(--ts-cream);
  border: none;
  border-radius: 999px;
  font-family: var(--ts-font-sans-zh);
  font-size: 0.9rem;
  letter-spacing: 0.08em;
  cursor: pointer;
  transition: all var(--ts-dur-base) var(--ts-ease-natural);
}
.gc-form__btn:hover {
  background: var(--ts-forest-deep);
  transform: translateY(-1px);
  box-shadow: var(--ts-shadow-md);
}
.gc-form__btn:focus-visible {
  outline: 2px solid var(--ts-forest);
  outline-offset: 3px;
}

/* WP comment_form outer wrappers */
#respond {
  margin-top: 48px;
  padding-top: 36px;
  border-top: 1px solid var(--ts-line);
}
.comment-form {
  display: flex;
  flex-direction: column;
}
.comment-form-comment {
  display: flex;
  flex-direction: column;
}

/* ---- Login CTA（未登入狀態） ---- */
.gc-login-cta {
  margin-top: 48px;
  padding: 32px;
  border: 1px solid var(--ts-line);
  border-radius: 12px;
  background: rgba(238, 234, 231, 0.5);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  flex-wrap: wrap;
}
.gc-login-cta__txt {
  font-family: var(--ts-font-sans-zh);
  font-size: 0.95rem;
  line-height: 1.7;
  color: var(--ts-ink-soft);
  letter-spacing: 0.02em;
  margin: 0;
}
.gc-login-cta__btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 11px 24px;
  background: var(--ts-forest);
  color: var(--ts-cream);
  border-radius: 999px;
  font-family: var(--ts-font-sans-zh);
  font-size: 0.88rem;
  letter-spacing: 0.08em;
  text-decoration: none;
  flex-shrink: 0;
  transition: all var(--ts-dur-base) var(--ts-ease-natural);
}
.gc-login-cta__btn:hover {
  background: var(--ts-forest-deep);
  transform: translateY(-1px);
  box-shadow: var(--ts-shadow-md);
}
.gc-login-cta__btn:focus-visible {
  outline: 2px solid var(--ts-forest);
  outline-offset: 3px;
}

/* ---- RWD ---- */
@media (max-width: 768px) {
  .grovyn-comments { margin-top: 48px; }
  .gc-list .gc-list { padding-left: 20px; }
  .gc-login-cta { flex-direction: column; align-items: flex-start; }
}

/* ---- Dark Mode ---- */
body.grovyn-dark-mode .grovyn-comments {
  color: var(--ts-cream);
}
body.grovyn-dark-mode .gc-header {
  border-bottom-color: rgba(255, 255, 255, 0.08);
}
body.grovyn-dark-mode .gc-header__eyebrow {
  color: var(--ts-sun);
}
body.grovyn-dark-mode .gc-header__title {
  color: var(--ts-cream);
}
body.grovyn-dark-mode .gc-comment {
  border-bottom-color: rgba(255, 255, 255, 0.08);
}
body.grovyn-dark-mode .gc-comment__avatar { border-color: rgba(255, 255, 255, 0.1); }
body.grovyn-dark-mode .gc-comment__author { color: var(--ts-cream); }
body.grovyn-dark-mode .gc-comment__date { color: rgba(238, 234, 231, 0.5); }
body.grovyn-dark-mode .gc-comment__content { color: rgba(238, 234, 231, 0.85); }
body.grovyn-dark-mode .gc-comment__reply .comment-reply-link {
  color: var(--ts-sun);
  border-color: rgba(238, 231, 141, 0.3);
}
body.grovyn-dark-mode .gc-comment__reply .comment-reply-link:hover {
  background: var(--ts-sun);
  color: var(--ts-forest-deep);
  border-color: var(--ts-sun);
}
body.grovyn-dark-mode .gc-comment__pending {
  color: var(--ts-sun);
  background: rgba(238, 231, 141, 0.08);
  border-left-color: var(--ts-sun);
}
body.grovyn-dark-mode .gc-list .gc-list {
  border-left-color: rgba(255, 255, 255, 0.08);
}
body.grovyn-dark-mode #respond { border-top-color: rgba(255, 255, 255, 0.08); }
body.grovyn-dark-mode .gc-form__heading-en { color: var(--ts-sun); }
body.grovyn-dark-mode .gc-form__heading-zh { color: var(--ts-cream); }
body.grovyn-dark-mode .gc-form__note {
  color: var(--ts-sun);
  background: rgba(238, 231, 141, 0.08);
  border-left-color: var(--ts-sun);
}
body.grovyn-dark-mode .gc-form__label { color: rgba(238, 234, 231, 0.7); }
body.grovyn-dark-mode .gc-form__textarea {
  background: rgba(255, 255, 255, 0.06);
  border-color: rgba(255, 255, 255, 0.12);
  color: var(--ts-cream);
}
body.grovyn-dark-mode .gc-form__textarea::placeholder { color: rgba(238, 234, 231, 0.4); }
body.grovyn-dark-mode .gc-form__textarea:focus {
  border-color: var(--ts-sun);
  box-shadow: 0 0 0 3px rgba(238, 231, 141, 0.14);
}
body.grovyn-dark-mode .gc-form__btn {
  background: var(--ts-sun);
  color: var(--ts-forest-deep);
}
body.grovyn-dark-mode .gc-form__btn:hover { background: #f5f0a0; }
body.grovyn-dark-mode .gc-login-cta {
  background: rgba(255, 255, 255, 0.04);
  border-color: rgba(255, 255, 255, 0.1);
}
body.grovyn-dark-mode .gc-login-cta__txt { color: rgba(238, 234, 231, 0.75); }
body.grovyn-dark-mode .gc-login-cta__btn {
  background: var(--ts-sun);
  color: var(--ts-forest-deep);
}
body.grovyn-dark-mode .gc-login-cta__btn:hover { background: #f5f0a0; }

/* ============================================================
 * RWD 響應式優化（2026-06-01）— iPad 直向 + 手機
 * 鐵則：只用斷點覆寫，桌機 (>880px) base 規則一律不動。
 * 文章內頁本就單欄，平板/手機共用側邊留白即可；既有 768 區塊保留。
 * ============================================================ */

/* ---------- 平板直向 + 手機：內文側邊留白（疊在 frame 之上，順便縮短行寬利於中文閱讀） ---------- */
@media (max-width: 880px) {
  .article-page { padding-left: 18px; padding-right: 18px; }
  .grovyn-comments { padding-left: 18px; padding-right: 18px; }
}

/* ---------- 手機 (≤768px)：字級/間距收縮（接在既有 768 區塊之後） ---------- */
@media (max-width: 768px) {
  .article-body blockquote { font-size: 1.12rem; padding-left: 16px; margin: 32px 0; }
  .next-article { grid-template-columns: 1fr; gap: 10px; padding: 20px 18px; }
  .next-article .na-arrow { justify-self: start; }
  .cta-block { padding: 24px; }
  .cta-block .cta-stat-num { font-size: 3.2rem; }
}