:root {
  --paper: #f6f1e8;
  --paper-soft: #fbf8f2;
  --ink: #302d28;
  --muted: #716b61;
  --line: #d9d0c1;
  --sand: #d8c6aa;
  --clay: #ad8b68;
  --deep: #4d463d;
  --white: #fffdf9;
  --radius: 1.25rem;
  --shadow: 0 20px 60px rgba(63, 54, 42, .09);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  color: var(--ink);
  background: var(--paper-soft);
  font-family: "Noto Sans TC", "PingFang TC", "Microsoft JhengHei", sans-serif;
  font-size: 16px;
  line-height: 1.8;
  -webkit-font-smoothing: antialiased;
}
a { color: inherit; text-decoration: none; }
img { display: block; max-width: 100%; }
button { font: inherit; }
.container { width: min(1160px, calc(100% - 40px)); margin-inline: auto; }
.narrow { width: min(800px, calc(100% - 40px)); margin-inline: auto; }
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: .65rem;
  margin: 0 0 1rem;
  color: var(--clay);
  font-size: .78rem;
  font-weight: 700;
  letter-spacing: .18em;
  text-transform: uppercase;
}
.eyebrow::before { content: ""; width: 34px; height: 1px; background: currentColor; }
h1, h2, h3 { margin: 0; line-height: 1.35; font-weight: 500; letter-spacing: .02em; }
h1 { font-family: Georgia, "Noto Serif TC", serif; font-size: clamp(2.65rem, 6vw, 5.8rem); }
h2 { font-family: Georgia, "Noto Serif TC", serif; font-size: clamp(2rem, 4vw, 3.65rem); }
h3 { font-size: 1.2rem; font-weight: 650; }
p { margin: .65rem 0; }
.lead { max-width: 680px; color: var(--muted); font-size: clamp(1rem, 1.4vw, 1.18rem); }
.small { color: var(--muted); font-size: .88rem; }
.skip { position: fixed; top: -100px; left: 1rem; z-index: 200; padding: .75rem 1rem; background: var(--ink); color: white; }
.skip:focus { top: 1rem; }

.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  border-bottom: 1px solid rgba(76, 69, 59, .12);
  background: rgba(251, 248, 242, .92);
  backdrop-filter: blur(18px);
}
.nav { min-height: 78px; display: flex; align-items: center; justify-content: space-between; gap: 1.5rem; }
.brand { display: inline-flex; flex-direction: column; line-height: 1; }
.brand b { font-family: Georgia, serif; font-size: 1.12rem; letter-spacing: .12em; }
.brand span { margin-top: .4rem; color: var(--muted); font-size: .62rem; letter-spacing: .22em; }
.nav-links { display: flex; align-items: center; gap: 1.5rem; color: #5d574e; font-size: .92rem; }
.nav-links a:hover, .nav-links a[aria-current="page"] { color: var(--ink); }
.button, .nav-cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: .8rem 1.35rem;
  border: 1px solid var(--ink);
  border-radius: 999px;
  background: var(--ink);
  color: var(--white);
  font-size: .92rem;
  transition: transform .25s ease, background .25s ease, color .25s ease;
}
.button:hover, .nav-cta:hover { transform: translateY(-2px); background: var(--deep); }
.button.secondary { background: transparent; color: var(--ink); }
.button.secondary:hover { background: var(--ink); color: white; }
.menu-toggle { display: none; border: 0; background: transparent; padding: .5rem; color: var(--ink); }

.hero { padding: clamp(3rem, 7vw, 7rem) 0 5rem; overflow: hidden; }
.hero-grid { display: grid; grid-template-columns: 1.02fr .98fr; align-items: center; gap: clamp(2.5rem, 6vw, 6rem); }
.hero h1 span { display: block; color: var(--clay); font-style: italic; }
.hero-copy { max-width: 610px; }
.hero-actions { display: flex; flex-wrap: wrap; gap: .8rem; margin-top: 2rem; }
.proof-line { display: flex; flex-wrap: wrap; gap: 1rem 1.7rem; margin-top: 2.7rem; color: var(--muted); font-size: .86rem; }
.proof-line span::before { content: "—"; margin-right: .55rem; color: var(--clay); }
.media-frame {
  position: relative;
  min-height: 610px;
  border-radius: 13rem 13rem .8rem .8rem;
  background: linear-gradient(145deg, #e5d8c4, #cdb99c);
  overflow: hidden;
  box-shadow: var(--shadow);
}
.media-frame::after {
  content: "品牌主視覺 · 待匯入真實照片";
  position: absolute;
  inset: auto 1.2rem 1.2rem;
  padding: .75rem 1rem;
  border: 1px solid rgba(255,255,255,.45);
  border-radius: 999px;
  background: rgba(255,255,255,.62);
  color: #5c5041;
  font-size: .77rem;
  text-align: center;
  backdrop-filter: blur(8px);
}
.hero-note { position: absolute; top: 18%; left: -54px; width: 130px; padding: 1rem; background: var(--white); box-shadow: var(--shadow); font-family: Georgia, serif; text-align: center; }

.section { padding: clamp(4.5rem, 9vw, 8rem) 0; }
.section.tint { background: var(--paper); }
.section.dark { background: var(--deep); color: var(--white); }
.section-head { display: flex; justify-content: space-between; align-items: end; gap: 2rem; margin-bottom: 3rem; }
.section-head .lead { max-width: 470px; }
.intro-grid { display: grid; grid-template-columns: .8fr 1.2fr; gap: clamp(3rem, 9vw, 9rem); align-items: start; }
.intro-big { font-family: Georgia, "Noto Serif TC", serif; font-size: clamp(1.6rem, 3vw, 2.7rem); line-height: 1.55; }
.quiet-rule { margin: 2rem 0; border: 0; border-top: 1px solid var(--line); }

.service-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1rem; }
.service-card {
  min-height: 330px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: 2rem;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--white);
  transition: transform .25s ease, box-shadow .25s ease;
}
.service-card:hover { transform: translateY(-5px); box-shadow: var(--shadow); }
.service-card .number { color: var(--clay); font-family: Georgia, serif; font-style: italic; }
.service-card p { color: var(--muted); }
.text-link { display: inline-flex; gap: .5rem; align-items: center; font-weight: 650; font-size: .9rem; }
.text-link::after { content: "↗"; color: var(--clay); }

.split { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(2.5rem, 7vw, 7rem); align-items: center; }
.photo-slot { min-height: 520px; display: grid; place-items: center; border: 1px solid #c8bca9; background: #ded1bd; color: #665c50; text-align: center; padding: 2rem; }
.photo-slot.rounded { border-radius: var(--radius); }
.steps { margin: 2rem 0 0; padding: 0; list-style: none; }
.steps li { display: grid; grid-template-columns: 38px 1fr; gap: 1rem; padding: 1.05rem 0; border-top: 1px solid var(--line); }
.steps b { font-family: Georgia, serif; color: var(--clay); }

.trust-grid { display: grid; grid-template-columns: repeat(4, 1fr); border-top: 1px solid rgba(255,255,255,.2); border-bottom: 1px solid rgba(255,255,255,.2); }
.trust-item { padding: 2rem 1.5rem; border-right: 1px solid rgba(255,255,255,.2); }
.trust-item:last-child { border: 0; }
.trust-item h3 { margin-bottom: .65rem; }
.trust-item p { color: rgba(255,255,255,.66); font-size: .9rem; }

.quote { padding: 2.3rem; border-left: 1px solid var(--clay); font-family: Georgia, "Noto Serif TC", serif; font-size: clamp(1.45rem, 2.4vw, 2.2rem); line-height: 1.65; }
.credentials { display: grid; grid-template-columns: repeat(2, 1fr); gap: .7rem 1.5rem; margin-top: 2rem; color: var(--muted); font-size: .9rem; }
.credentials span { padding: .7rem 0; border-bottom: 1px solid var(--line); }

.journal-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.2rem; }
.article-card { border-top: 1px solid var(--ink); padding-top: 1.2rem; }
.article-card .meta { color: var(--clay); font-size: .75rem; letter-spacing: .1em; }
.article-card h3 { margin: .7rem 0; font-family: Georgia, "Noto Serif TC", serif; font-size: 1.45rem; }
.article-card p { color: var(--muted); font-size: .92rem; }

.faq-list { border-top: 1px solid var(--line); }
details { border-bottom: 1px solid var(--line); }
summary { cursor: pointer; display: flex; justify-content: space-between; gap: 1rem; padding: 1.35rem 0; font-weight: 600; list-style: none; }
summary::-webkit-details-marker { display: none; }
summary::after { content: "+"; color: var(--clay); font-size: 1.35rem; font-weight: 400; }
details[open] summary::after { content: "−"; }
details p { max-width: 720px; padding: 0 0 1.4rem; color: var(--muted); }

.cta-band { padding: 4rem; display: flex; justify-content: space-between; align-items: center; gap: 2rem; border-radius: var(--radius); background: var(--sand); }
.cta-band h2 { max-width: 650px; }
.page-hero { padding: clamp(4rem, 10vw, 8rem) 0 4rem; border-bottom: 1px solid var(--line); }
.page-hero h1 { max-width: 920px; font-size: clamp(2.5rem, 6vw, 5rem); }
.page-hero .lead { margin-top: 1.5rem; }
.content-nav { display: flex; flex-wrap: wrap; gap: .6rem; margin-top: 2rem; }
.pill { padding: .55rem 1rem; border: 1px solid var(--line); border-radius: 999px; color: var(--muted); font-size: .86rem; }
.detail-section { scroll-margin-top: 100px; padding: 4.5rem 0; border-bottom: 1px solid var(--line); }
.detail-grid { display: grid; grid-template-columns: .75fr 1.25fr; gap: clamp(2rem, 8vw, 8rem); }
.detail-grid ul { padding-left: 1.2rem; }
.detail-grid li { margin-bottom: .55rem; color: var(--muted); }
.notice { padding: 1.4rem; border-left: 3px solid var(--clay); background: var(--paper); color: var(--muted); }

.article-page { padding: 5rem 0; }
.article-page .meta { color: var(--clay); font-size: .8rem; letter-spacing: .12em; }
.article-page h1 { font-size: clamp(2.4rem, 5vw, 4.7rem); margin: 1rem 0 2rem; }
.article-body { font-size: 1.06rem; }
.article-body h2 { margin: 3rem 0 1rem; font-size: 2rem; }
.article-body h3 { margin-top: 2rem; }
.article-body ul { padding-left: 1.4rem; }
.article-body li { margin-bottom: .5rem; }

.site-footer { padding: 4rem 0 2rem; background: #35312c; color: var(--white); }
.footer-grid { display: grid; grid-template-columns: 1.4fr .6fr .6fr; gap: 3rem; }
.footer-brand { font-family: Georgia, serif; font-size: 2rem; letter-spacing: .08em; }
.footer-grid h3 { margin-bottom: 1rem; color: #cdbb9e; font-size: .82rem; letter-spacing: .12em; text-transform: uppercase; }
.footer-grid a, .footer-grid p { display: block; color: rgba(255,255,255,.68); margin: .4rem 0; font-size: .9rem; }
.footer-bottom { display: flex; justify-content: space-between; gap: 1rem; margin-top: 3rem; padding-top: 1.4rem; border-top: 1px solid rgba(255,255,255,.13); color: rgba(255,255,255,.48); font-size: .75rem; }
.mobile-line { display: none; position: fixed; z-index: 80; inset: auto 12px 12px; min-height: 54px; align-items: center; justify-content: center; border-radius: 999px; background: var(--ink); color: white; box-shadow: var(--shadow); font-weight: 650; }

@media (max-width: 900px) {
  .nav-links { display: none; position: absolute; inset: 78px 0 auto; padding: 1.5rem 20px 2rem; flex-direction: column; align-items: stretch; background: var(--paper-soft); border-bottom: 1px solid var(--line); }
  .nav-links.open { display: flex; }
  .menu-toggle { display: block; }
  .nav > .nav-cta { display: none; }
  .hero-grid, .split, .intro-grid, .detail-grid { grid-template-columns: 1fr; }
  .hero { padding-top: 3rem; }
  .hero-copy { max-width: none; }
  .media-frame { min-height: 500px; width: min(100%, 540px); margin-inline: auto; }
  .hero-note { left: -10px; }
  .service-grid, .journal-grid { grid-template-columns: 1fr 1fr; }
  .trust-grid { grid-template-columns: 1fr 1fr; }
  .trust-item:nth-child(2) { border-right: 0; }
  .trust-item:nth-child(-n+2) { border-bottom: 1px solid rgba(255,255,255,.2); }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .footer-grid > :first-child { grid-column: 1 / -1; }
}

@media (max-width: 620px) {
  .container, .narrow { width: min(100% - 28px, 1160px); }
  .section { padding: 4rem 0; }
  .section-head { display: block; }
  .section-head .lead { margin-top: 1rem; }
  .service-grid, .journal-grid, .credentials { grid-template-columns: 1fr; }
  .service-card { min-height: 270px; }
  .trust-grid { grid-template-columns: 1fr; }
  .trust-item { border-right: 0; border-bottom: 1px solid rgba(255,255,255,.2); }
  .trust-item:nth-child(3) { border-bottom: 1px solid rgba(255,255,255,.2); }
  .media-frame { min-height: 430px; border-radius: 8rem 8rem .8rem .8rem; }
  .hero-note { display: none; }
  .photo-slot { min-height: 370px; }
  .cta-band { padding: 2.2rem 1.5rem; display: block; }
  .cta-band .button { margin-top: 1.4rem; }
  .footer-grid { grid-template-columns: 1fr; }
  .footer-grid > :first-child { grid-column: auto; }
  .footer-bottom { display: block; padding-bottom: 5rem; }
  .mobile-line { display: flex; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition: none !important; }
}