:root {
  --bg: #041126;
  --bg-deep: #071b3d;
  --bg-soft: #0b2959;
  --surface: rgba(7, 24, 53, 0.72);
  --surface-strong: rgba(9, 31, 68, 0.88);
  --line: rgba(191, 164, 117, 0.22);
  --line-strong: rgba(215, 190, 148, 0.42);
  --ink: #f6f4ef;
  --muted: rgba(232, 228, 220, 0.78);
  --accent: #e1c08f;
  --accent-soft: #f1dfbf;
  --accent-metal: linear-gradient(135deg, #f9f7f2 0%, #dcc39e 28%, #fffaf2 48%, #b5986c 100%);
  --shadow: 0 24px 80px rgba(0, 0, 0, 0.3);
  --radius: 28px;
  --max: 1180px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: "Noto Sans TC", "Microsoft JhengHei", sans-serif;
  color: var(--ink);
  background:
    radial-gradient(circle at top center, rgba(65, 104, 167, 0.2), transparent 22%),
    linear-gradient(180deg, #031026 0%, var(--bg-deep) 52%, #06152f 100%);
  line-height: 1.75;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  background:
    linear-gradient(120deg, transparent 0%, rgba(255, 255, 255, 0.05) 50%, transparent 100%),
    repeating-linear-gradient(
      90deg,
      transparent 0,
      transparent 127px,
      rgba(255, 255, 255, 0.03) 128px
    ),
    repeating-linear-gradient(
      0deg,
      transparent 0,
      transparent 127px,
      rgba(255, 255, 255, 0.025) 128px
    );
  opacity: 0.3;
}

a {
  color: inherit;
  text-decoration: none;
}

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

.site-shell {
  position: relative;
  overflow: clip;
}

.site-shell::before,
.site-shell::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
}

.site-shell::before {
  background:
    linear-gradient(140deg, rgba(255, 255, 255, 0.08), transparent 18%),
    linear-gradient(-45deg, rgba(255, 255, 255, 0.07), transparent 20%);
  opacity: 0.35;
}

.site-shell::after {
  background-image:
    linear-gradient(rgba(191, 164, 117, 0.1) 1px, transparent 1px),
    linear-gradient(90deg, rgba(191, 164, 117, 0.1) 1px, transparent 1px);
  background-size: 132px 132px;
  mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.9), transparent 96%);
  opacity: 0.22;
}

.container {
  width: min(calc(100% - 32px), var(--max));
  margin: 0 auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  backdrop-filter: blur(18px);
  background: rgba(4, 17, 38, 0.78);
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 16px 0;
}

.brand {
  display: flex;
  align-items: center;
  gap: 14px;
  font-weight: 700;
}

.brand-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 88px;
  min-height: 40px;
  padding: 0 14px;
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.05);
  color: var(--accent-soft);
  letter-spacing: 0.16em;
  font-size: 0.82rem;
}

.brand-text {
  font-size: 0.98rem;
  color: #fff;
}

.menu {
  display: flex;
  flex-wrap: wrap;
  gap: 18px;
  color: rgba(246, 244, 239, 0.82);
  font-size: 0.95rem;
}

.menu a {
  position: relative;
}

.menu a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -6px;
  width: 100%;
  height: 1px;
  background: var(--accent);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 180ms ease;
}

.menu a:hover::after,
.menu a:focus-visible::after {
  transform: scaleX(1);
}

.hero {
  padding: 88px 0 36px;
}

.hero-grid,
.manifesto-grid,
.contact-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.02fr) minmax(320px, 0.98fr);
  gap: 32px;
  align-items: center;
}

.eyebrow,
.section-label {
  margin: 0 0 14px;
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 0.18em;
  font-size: 0.78rem;
  font-weight: 700;
}

h1,
h2,
h3,
p,
ul {
  margin-top: 0;
}

h1 {
  max-width: 10ch;
  margin-bottom: 22px;
  font-size: clamp(2.9rem, 6vw, 5.5rem);
  line-height: 0.98;
  font-weight: 900;
  letter-spacing: -0.04em;
}

h2 {
  margin-bottom: 18px;
  font-size: clamp(2rem, 4vw, 3.4rem);
  line-height: 1.05;
  letter-spacing: -0.03em;
}

h3 {
  margin-bottom: 12px;
  font-size: 1.12rem;
}

.lead,
.section-intro,
.story-text,
.contact-copy p,
.hero-note p,
.hero-panel-card p,
.service-card p,
.process-card p,
.faq-list p,
.contact-card p,
.catalog-card p,
.catalog-lead-card p,
.download-card p {
  color: var(--muted);
}

.hero-copy {
  position: relative;
  z-index: 1;
}

.cta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin: 28px 0 28px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 50px;
  padding: 0 22px;
  border-radius: 999px;
  font-weight: 800;
  transition:
    transform 160ms ease,
    border-color 160ms ease,
    background 160ms ease;
}

.btn:hover,
.btn:focus-visible {
  transform: translateY(-1px);
}

.btn-primary {
  color: #06152f;
  background: var(--accent-metal);
  box-shadow: 0 12px 24px rgba(225, 192, 143, 0.18);
}

.btn-secondary {
  color: var(--ink);
  border: 1px solid rgba(255, 255, 255, 0.18);
  background: rgba(255, 255, 255, 0.04);
}

.hero-list,
.check-list {
  display: grid;
  gap: 12px;
  padding: 0;
  list-style: none;
}

.hero-list li,
.check-list li {
  position: relative;
  padding-left: 22px;
}

.hero-list li::before,
.check-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.8em;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 14px rgba(225, 192, 143, 0.7);
  transform: translateY(-50%);
}

.guide-grid,
.article-grid {
  display: grid;
  gap: 22px;
}

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

.guide-card,
.article-card {
  border: 1px solid var(--line);
  border-radius: 24px;
  background: var(--surface);
  box-shadow: var(--shadow);
}

.guide-card {
  padding: 24px;
}

.guide-kicker {
  margin-bottom: 10px;
  color: var(--accent);
  font-size: 0.8rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.guide-card h2,
.guide-card h3,
.article-card h2 {
  margin-bottom: 12px;
}

.guide-card a,
.guide-footer a,
.article-card a {
  color: var(--accent-soft);
}

.guide-footer {
  margin: 22px 0 0;
  color: var(--muted);
}

.article-shell {
  padding-bottom: 64px;
}

.article-hero {
  padding: 88px 0 20px;
}

.article-title {
  max-width: 16ch;
}

.article-lead {
  max-width: 780px;
  color: var(--muted);
  font-size: 1.08rem;
}

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

.article-card {
  padding: 28px;
}

.article-list {
  margin: 0;
  padding-left: 20px;
  color: var(--muted);
}

.guide-hub-section {
  padding-top: 54px;
}

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

.guide-section-head,
.guide-cluster-head {
  margin: 0 0 24px;
  max-width: 760px;
}

.guide-section-head span,
.guide-cluster-head span {
  color: var(--accent-soft);
  display: block;
  font-size: 0.82rem;
  font-weight: 900;
  letter-spacing: 0.12em;
  margin-bottom: 10px;
  text-transform: uppercase;
}

.guide-section-head h2,
.guide-cluster-head h2 {
  color: var(--text);
  font-size: clamp(2rem, 1.35rem + 2vw, 3.5rem);
  letter-spacing: -0.045em;
  line-height: 1.05;
  margin: 0;
  text-wrap: balance;
}

.guide-section-head p {
  color: var(--muted);
  line-height: 1.9;
  margin: 14px 0 0;
  text-wrap: pretty;
}

.guide-cluster {
  margin-top: 56px;
}

.guide-cluster-head {
  align-items: end;
  border-top: 1px solid var(--line);
  display: flex;
  gap: 18px;
  justify-content: space-between;
  max-width: none;
  padding-top: 26px;
}

.guide-cluster-head span {
  flex: 0 0 auto;
  margin-bottom: 4px;
}

.guide-card {
  display: flex;
  flex-direction: column;
  min-height: 100%;
  overflow: hidden;
  padding: 0;
}

.guide-card-body {
  display: flex;
  flex: 1;
  flex-direction: column;
  padding: 24px;
}

.guide-card-media {
  display: block;
  overflow: hidden;
}

.guide-card-media img {
  aspect-ratio: 16 / 10;
  display: block;
  height: auto;
  object-fit: cover;
  width: 100%;
}

.guide-card-feature .guide-card-media img {
  aspect-ratio: 16 / 11;
}

.guide-card h2 {
  font-size: clamp(1.28rem, 1.04rem + 0.72vw, 1.72rem);
  line-height: 1.22;
  min-height: 3.1em;
  text-align: left;
  text-wrap: balance;
}

.guide-card p:not(.guide-kicker) {
  color: var(--muted);
  line-height: 1.85;
  margin-top: auto;
  text-align: left;
  text-wrap: pretty;
}

.hero-visual {
  position: relative;
}

.poster-frame {
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 28px;
  background: rgba(255, 255, 255, 0.03);
  box-shadow: var(--shadow);
}

.poster-frame img {
  width: 100%;
  height: auto;
}

.poster-main {
  margin-left: auto;
  max-width: 560px;
}

.hero-note {
  width: min(320px, calc(100% - 18px));
  margin: -54px 0 0 18px;
  padding: 22px 22px 20px;
  border: 1px solid var(--line-strong);
  border-radius: 24px;
  background: linear-gradient(180deg, rgba(6, 21, 47, 0.94), rgba(7, 24, 53, 0.84));
  box-shadow: var(--shadow);
}

.hero-panel {
  display: grid;
  gap: 16px;
  width: min(440px, calc(100% - 18px));
  margin: -54px 0 0 18px;
}

.hero-panel-static {
  width: 100%;
  margin: 0;
}

.hero-panel-card {
  padding: 22px 22px 20px;
  border: 1px solid var(--line-strong);
  border-radius: 24px;
  background: linear-gradient(180deg, rgba(6, 21, 47, 0.94), rgba(7, 24, 53, 0.84));
  box-shadow: var(--shadow);
}

.hero-panel-card-accent,
.catalog-lead-card-feature,
.catalog-card-text {
  background:
    radial-gradient(circle at right top, rgba(225, 192, 143, 0.16), transparent 40%),
    linear-gradient(180deg, rgba(10, 31, 68, 0.92), rgba(7, 24, 53, 0.82));
}

.hero-panel-card strong {
  display: block;
  margin-bottom: 10px;
  font-size: 1.08rem;
}

.hero-panel-kicker,
.catalog-kicker {
  margin: 0 0 8px;
  color: var(--accent);
  letter-spacing: 0.16em;
  text-transform: uppercase;
  font-size: 0.72rem;
  font-weight: 800;
}

.note-title {
  margin-bottom: 10px;
  color: var(--accent-soft);
  font-size: 1rem;
  font-weight: 800;
}

.trust-band {
  padding: 18px 0 26px;
}

.trust-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
}

.trust-grid article,
.service-card,
.process-card,
.faq-list article,
.contact-card {
  border: 1px solid var(--line);
  border-radius: 24px;
  background: linear-gradient(180deg, rgba(10, 31, 68, 0.86), rgba(7, 24, 53, 0.76));
  box-shadow: var(--shadow);
}

.trust-grid article {
  padding: 20px 18px;
}

.trust-grid strong {
  display: block;
  margin-bottom: 8px;
  color: var(--accent-soft);
}

.trust-grid span {
  color: var(--muted);
  font-size: 0.95rem;
}

.section {
  position: relative;
  padding: 88px 0;
}

.section-contrast {
  background:
    linear-gradient(180deg, rgba(6, 18, 40, 0.4), rgba(6, 18, 40, 0.82)),
    radial-gradient(circle at right center, rgba(225, 192, 143, 0.08), transparent 28%);
}

.section-faq {
  background: rgba(255, 255, 255, 0.02);
}

.section-head {
  display: grid;
  grid-template-columns: minmax(0, 0.85fr) minmax(300px, 0.8fr);
  gap: 24px;
  align-items: end;
  margin-bottom: 30px;
}

.section-intro {
  font-size: 1.05rem;
}

.service-grid,
.process-grid,
.faq-list,
.catalog-grid,
.download-grid {
  display: grid;
  gap: 18px;
}

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

.catalog-lead {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(300px, 0.8fr);
  gap: 18px;
  margin-bottom: 22px;
}

.catalog-lead-card,
.catalog-card,
.download-card {
  border: 1px solid var(--line);
  border-radius: 28px;
  background: linear-gradient(180deg, rgba(10, 31, 68, 0.86), rgba(7, 24, 53, 0.76));
  box-shadow: var(--shadow);
}

.catalog-lead-card,
.download-card {
  padding: 28px;
}

.cta-row-tight {
  margin-bottom: 0;
}

.catalog-points {
  display: grid;
  gap: 12px;
  padding: 0;
  list-style: none;
}

.catalog-points li {
  position: relative;
  padding-left: 22px;
}

.catalog-points li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.78em;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 14px rgba(225, 192, 143, 0.65);
  transform: translateY(-50%);
}

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

.catalog-card {
  overflow: hidden;
}

.catalog-card img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.catalog-card-body {
  padding: 22px 22px 24px;
}

.catalog-card-text {
  display: flex;
  align-items: stretch;
}

.text-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--accent-soft);
  font-weight: 700;
}

.text-link::after {
  content: "→";
}

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

.hero-subpage {
  padding-bottom: 56px;
}

.service-card,
.process-card,
.contact-card,
.faq-list article {
  padding: 24px;
}

.service-index {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 44px;
  min-height: 44px;
  margin-bottom: 18px;
  border: 1px solid var(--line-strong);
  border-radius: 999px;
  color: var(--accent-soft);
  font-size: 0.85rem;
  font-weight: 800;
}

.manifesto-copy {
  max-width: 620px;
}

.manifesto-lead {
  margin-bottom: 22px;
  color: var(--accent-soft);
  font-size: 1.32rem;
  font-weight: 800;
}

.poster-side {
  justify-self: end;
  max-width: 530px;
}

.process-grid {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.process-card span {
  display: inline-block;
  margin-bottom: 14px;
  padding-bottom: 10px;
  color: var(--accent);
  font-weight: 800;
  border-bottom: 1px solid rgba(225, 192, 143, 0.3);
}

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

.contact {
  padding-bottom: 110px;
}

.contact-copy {
  max-width: 620px;
}

.contact-card strong {
  color: var(--accent-soft);
}

.contact-card a {
  color: #fff;
  text-decoration: underline;
  text-decoration-color: rgba(225, 192, 143, 0.55);
  text-underline-offset: 0.22em;
}

@media (max-width: 1080px) {
  .hero-grid,
  .manifesto-grid,
  .contact-grid,
  .section-head,
  .service-grid,
  .process-grid,
  .faq-list,
  .catalog-grid,
  .download-grid,
  .catalog-lead,
  .trust-grid,
  .guide-grid,
  .article-grid {
    grid-template-columns: 1fr;
  }

  .poster-main,
  .poster-side {
    max-width: none;
  }

  .hero-note,
  .hero-panel {
    margin: 18px 0 0;
    width: 100%;
  }

  h1 {
    max-width: none;
  }
}

@media (max-width: 720px) {
  .nav {
    align-items: flex-start;
    flex-direction: column;
  }

  .menu {
    gap: 12px;
  }

  .hero {
    padding-top: 64px;
  }

  .section,
  .contact {
    padding: 64px 0;
  }

  .brand {
    align-items: flex-start;
    flex-direction: column;
  }

  .hero-note,
  .hero-panel-card,
  .service-card,
  .process-card,
  .faq-list article,
  .contact-card,
  .trust-grid article,
  .catalog-lead-card,
  .download-card {
    padding: 20px;
  }

  .catalog-card-body {
    padding: 20px;
  }
}

/* Long-form guide: a single readable column; headings keep the requested body scale. */
.longform-section {
  padding-top: clamp(56px, 7vw, 92px);
}

.article-breadcrumb,
.article-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 14px;
  color: var(--muted);
  font-size: 0.88rem;
}

.article-breadcrumb {
  margin-bottom: 26px;
}

.article-breadcrumb a {
  color: var(--accent-soft);
  font-weight: 750;
  text-decoration: none;
}

.article-meta {
  margin: 22px 0 0;
}

.article-meta span + span::before {
  content: "·";
  margin-right: 14px;
}

.article-feature {
  padding: clamp(44px, 6vw, 76px) 0 0;
}

.article-feature-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.35fr) minmax(280px, 0.65fr);
  gap: clamp(22px, 4vw, 48px);
  align-items: stretch;
}

.article-feature figure,
.article-takeaways {
  margin: 0;
  overflow: hidden;
  border-radius: 22px;
}

.article-feature figure {
  position: relative;
  min-height: 360px;
  background: #e8e1d6;
}

.article-feature img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.article-feature figcaption {
  position: absolute;
  right: 18px;
  bottom: 18px;
  left: 18px;
  padding: 12px 14px;
  border-radius: 12px;
  color: #fff;
  background: rgba(20, 20, 20, 0.72);
  backdrop-filter: blur(8px);
  font-size: 0.88rem;
  line-height: 1.6;
}

.article-takeaways {
  padding: clamp(24px, 4vw, 38px);
  background: var(--surface-soft);
}

.article-takeaways h2 {
  margin: 8px 0 22px;
  font-size: clamp(1.45rem, 2.4vw, 2.2rem);
  line-height: 1.2;
}

.article-takeaways ol {
  display: grid;
  gap: 18px;
  margin: 0;
  padding-left: 1.25rem;
}

.article-takeaways li {
  color: var(--muted);
  line-height: 1.75;
}

.longform-article {
  max-width: 850px;
}

.longform-opening {
  margin: 0 0 34px;
  color: var(--text);
  font-size: 1.08rem;
  font-weight: 650;
  line-height: 2;
}

.longform-block {
  margin: 0 0 28px;
  padding: clamp(24px, 4vw, 42px);
  border: 1px solid var(--line);
  border-radius: 20px;
  background: #fff;
  box-shadow: var(--shadow);
  scroll-margin-top: 24px;
}

.longform-block h2,
.longform-block h3 {
  margin: 0 0 16px;
  color: var(--text);
  font-size: 1rem;
  font-weight: 900;
  line-height: 1.8;
  letter-spacing: 0;
}

.longform-block h3 {
  margin-top: 28px;
  padding-top: 22px;
  border-top: 1px solid var(--line);
}

.longform-block p {
  margin: 0 0 18px;
  color: var(--muted);
  line-height: 1.95;
}

.longform-block p:last-child {
  margin-bottom: 0;
}

.longform-block a {
  color: var(--accent-soft);
  font-weight: 750;
  text-decoration-thickness: 1px;
  text-underline-offset: 0.2em;
}

.longform-contact {
  background: var(--surface-soft);
}

.keyword-links {
  margin-top: 36px;
}

@media (max-width: 820px) {
  .article-feature-grid {
    grid-template-columns: 1fr;
  }

  .article-feature figure {
    min-height: 300px;
  }

  .article-meta span + span::before {
    content: none;
  }
}
:root {
  --bg: #f3efe7;
  --bg-soft: #e6dfd1;
  --paper: #fffdf8;
  --ink: #1f2a32;
  --muted: #66717a;
  --line: rgba(31, 42, 50, 0.12);
  --line-strong: rgba(179, 138, 77, 0.42);
  --brand: #102640;
  --brand-soft: #17385d;
  --accent: #b38a4d;
  --accent-deep: #8a6633;
  --shadow: 0 24px 60px rgba(17, 31, 47, 0.12);
  --radius-xl: 34px;
  --radius-lg: 26px;
  --radius-md: 18px;
  --max: 1220px;
}

/* Shared SEO/article pages use the same warmer material palette as the main site. */
body {
  --bg-deep: #fdf9f0;
  --bg: #eeeeee;
  --surface: rgba(255, 255, 255, 0.92);
  --surface-strong: #ffffff;
  --text: #141414;
  --muted: #5f625f;
  --accent: #c7863f;
  --accent-soft: #9b622c;
  --line: rgba(20, 20, 20, 0.12);
  --shadow: 0 20px 58px rgba(20, 20, 20, 0.08);
  color: var(--text);
  background:
    radial-gradient(circle at 12% 8%, rgba(232, 241, 223, 0.72), transparent 30%),
    linear-gradient(180deg, #fdf9f0 0%, #eeeeee 48%, #fdf9f0 100%);
}

body::before {
  background:
    radial-gradient(circle at 78% 8%, rgba(242, 209, 191, 0.46), transparent 34%),
    linear-gradient(120deg, rgba(255, 255, 255, 0.38), transparent 45%);
  opacity: 0.64;
}

.site-shell::before,
.site-shell::after {
  opacity: 0.08;
}

.article-hero {
  background:
    radial-gradient(circle at 88% 16%, rgba(232, 241, 223, 0.75), transparent 28%),
    linear-gradient(135deg, #fdf9f0 0%, #f2d1bf 100%);
}

.guide-card,
.article-card,
.toc-card,
.spec-card,
.feature-card,
.catalog-card,
.contact-card {
  background: rgba(255, 255, 255, 0.92);
  border-color: rgba(20, 20, 20, 0.12);
  color: #141414;
}

.guide-card a,
.guide-footer a,
.article-card a,
.contact-card a {
  color: #9b622c;
}

.eyebrow,
.guide-kicker {
  color: #9b622c;
}

.btn-primary {
  background: #c7863f;
  color: #141414;
}

.btn-secondary {
  border-color: rgba(20, 20, 20, 0.22);
  color: #141414;
}

.sange-intent-nav,
.article-related {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 22px auto 28px;
  max-width: 980px;
}

.sange-intent-nav {
  justify-content: center;
}

.sange-intent-nav a,
.article-related a {
  background: rgba(255, 255, 255, 0.76);
  border: 1px solid rgba(155, 98, 44, 0.28);
  border-radius: 999px;
  color: #9b622c;
  font-weight: 800;
  padding: 10px 16px;
  text-decoration: none;
}

.article-related {
  align-items: center;
}

.article-related strong {
  color: #141414;
  margin-right: 4px;
}

@media (max-width: 720px) {
  .guide-section-head h2,
  .guide-cluster-head h2 {
    font-size: clamp(1.72rem, 1.2rem + 6vw, 2.55rem);
  }

  .guide-cluster-head {
    align-items: flex-start;
    flex-direction: column;
    gap: 8px;
  }

  .guide-card h2 {
    min-height: 0;
  }

  .guide-card-body {
    padding: 20px;
  }
}

/* Made-inspired guide system: bright editorial surfaces and natural project imagery. */
:root {
  --bg: #f8f6f1;
  --surface: #ffffff;
  --surface-soft: #e7f0ed;
  --text: #1d2422;
  --ink: #1d2422;
  --muted: #68716d;
  --accent: #c56f4a;
  --accent-soft: #a95435;
  --line: rgba(29, 36, 34, 0.11);
  --shadow: 0 16px 42px rgba(29, 36, 34, 0.07);
}

body {
  color: var(--text);
  background: #f8f6f1;
}

body::before {
  background: radial-gradient(circle at 86% 8%, rgba(231, 240, 237, 0.78), transparent 28%);
  opacity: 1;
}

h1,
h2,
h3,
.article-title,
.guide-section-head h2,
.guide-cluster-head h2 {
  color: var(--text);
  font-family: "Noto Sans TC", "Microsoft JhengHei", sans-serif;
  line-break: strict;
  text-wrap: balance;
}

p,
li {
  line-break: strict;
  text-wrap: pretty;
}

.article-shell {
  background: #f8f6f1;
}

.article-hero {
  padding: clamp(72px, 8vw, 118px) 0 clamp(54px, 6vw, 84px);
  background: var(--surface-soft);
}

.article-title {
  max-width: 18ch;
  font-size: clamp(2.65rem, 6vw, 5.6rem);
  line-height: 1.04;
  letter-spacing: -0.06em;
}

.article-lead {
  max-width: 64ch;
  color: var(--muted);
  line-height: 1.85;
}

.guide-hub-section {
  padding-top: clamp(72px, 8vw, 112px);
}

.guide-card,
.article-card {
  border: 1px solid var(--line);
  border-radius: 20px;
  background: #fff;
  box-shadow: var(--shadow);
}

.guide-card-media img {
  filter: none;
  transition: transform 240ms ease;
}

.guide-card:hover .guide-card-media img {
  transform: scale(1.025);
}

.guide-card h2 {
  color: var(--text);
  font-size: clamp(1.2rem, 1rem + 0.62vw, 1.64rem);
  line-height: 1.32;
  min-height: 0;
}

.guide-card a,
.guide-footer a,
.article-card a {
  color: var(--text);
}

.eyebrow,
.guide-kicker,
.guide-section-head span,
.guide-cluster-head span {
  color: var(--accent-soft);
}

.btn-primary {
  border-color: var(--text);
  background: var(--text);
  color: #fff;
  box-shadow: none;
}

.btn-secondary,
.sange-intent-nav a,
.article-related a {
  border-color: rgba(29, 36, 34, 0.18);
  background: rgba(255, 255, 255, 0.72);
  color: var(--text);
}

.guide-cluster:nth-of-type(even) {
  position: relative;
}

:focus-visible {
  outline: 3px solid rgba(197, 111, 74, 0.48);
  outline-offset: 3px;
}

@media (max-width: 720px) {
  .article-hero {
    padding: 58px 0 46px;
  }

  .article-title {
    font-size: clamp(2.35rem, 12vw, 3.8rem);
  }

  .article-grid,
  .guide-grid,
  .guide-grid-two {
    grid-template-columns: 1fr;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
  }
}

/* Shared contact links shown on every public page. */
.sange-social-bar {
  margin-top: clamp(56px, 7vw, 96px);
  padding: clamp(28px, 4vw, 44px) 0;
  border-block: 1px solid var(--line);
  background: #f2f4ee;
}

.sange-social-inner {
  width: min(1160px, calc(100% - 40px));
  margin-inline: auto;
  display: grid;
  grid-template-columns: minmax(220px, 0.8fr) minmax(0, 1.8fr);
  gap: clamp(24px, 5vw, 72px);
  align-items: center;
}

.sange-social-kicker {
  margin: 0 0 6px;
  color: var(--accent-soft);
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.sange-social-title {
  margin: 0;
  color: var(--text);
  font-size: clamp(1.55rem, 2.6vw, 2.35rem);
  line-height: 1.2;
  text-wrap: balance;
}

.sange-social-nav {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 10px;
}

.sange-social-nav a {
  min-width: 0;
  min-height: 72px;
  padding: 14px 16px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  border: 1px solid rgba(29, 36, 34, 0.16);
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.78);
  color: var(--text);
  text-decoration: none;
  transition: border-color 180ms ease, transform 180ms ease, background 180ms ease;
}

.sange-social-nav a:hover {
  transform: translateY(-2px);
  border-color: var(--accent-soft);
  background: #fff;
}

.sange-social-nav span {
  color: var(--muted);
  font-size: 0.75rem;
  font-weight: 700;
}

.sange-social-nav strong {
  margin-top: 3px;
  overflow-wrap: anywhere;
  font-size: 1rem;
  line-height: 1.35;
}

@media (max-width: 980px) {
  .sange-social-nav {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 760px) {
  .sange-social-inner {
    width: min(100% - 32px, 560px);
    grid-template-columns: 1fr;
  }

  .sange-social-nav {
    grid-template-columns: 1fr;
  }

  .sange-social-nav a {
    min-height: 64px;
  }
}