:root {
  --ink: #24313d;
  --slate: #4f667e;
  --mist: #7b91a8;
  --mist-soft: #d9e0e7;
  --sand: #c19a62;
  --ivory: #f7f4ed;
  --white: #fff;
  --line: rgba(79,102,126,.18);
  --shadow: 0 24px 70px rgba(36,49,61,.12);
  --radius: 28px;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; color: var(--ink); background: var(--ivory); font-family: "Noto Sans TC", "PingFang TC", "Microsoft JhengHei", sans-serif; font-size: 16px; line-height: 1.75; }
a { color: inherit; text-decoration: none; }
img { display: block; max-width: 100%; }
.shell { width: min(1180px, calc(100% - 40px)); margin-inline: auto; }
.site-header { position: sticky; top: 0; z-index: 30; background: rgba(247,244,237,.9); backdrop-filter: blur(18px); border-bottom: 1px solid var(--line); }
.nav { min-height: 82px; display: flex; align-items: center; justify-content: space-between; gap: 28px; }
.brand { display: flex; align-items: center; gap: 11px; flex-shrink: 0; }
.brand img { width: 50px; height: 58px; object-fit: contain; }
.brand-name { display: grid; line-height: 1.05; }
.brand-name strong { color: var(--slate); font-size: .875rem; font-weight: 800; letter-spacing: .2em; }
.brand-name b { margin-top: 4px; color: #a88f62; font-family: Georgia, "Times New Roman", serif; font-size: 1.12rem; font-weight: 600; letter-spacing: .18em; }
.brand-name span { margin-top: 5px; color: var(--slate); font-size: .75rem; font-weight: 700; letter-spacing: .1em; line-height: 1.4; }
.nav-links { display: flex; align-items: center; gap: clamp(16px,2vw,30px); font-size: .91rem; font-weight: 600; }
.nav-links a { position: relative; white-space: nowrap; }
.nav-links a::after { content: ""; position: absolute; left: 0; right: 100%; bottom: -8px; height: 1px; background: var(--sand); transition: .25s ease; }
.nav-links a:hover::after,.nav-links a.active::after { right: 0; }
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 10px; min-height: 48px; padding: 0 22px; border-radius: 999px; font-weight: 700; transition: transform .25s ease, box-shadow .25s ease, background .25s ease; }
.btn:hover { transform: translateY(-2px); box-shadow: 0 12px 28px rgba(36,49,61,.18); }
.btn-primary { color: white; background: var(--slate); }
.btn-ghost { border: 1px solid var(--mist); background: rgba(255,255,255,.46); }
.menu-toggle { display: none; border: 0; background: transparent; width: 44px; height: 44px; font-size: 1.5rem; color: var(--ink); }
.hero { min-height: calc(100vh - 82px); display: grid; grid-template-columns: 1.02fr .98fr; align-items: center; gap: 34px; padding: 64px 0 76px; }
.eyebrow { display: flex; align-items: center; gap: 13px; color: var(--slate); font-size: .78rem; font-weight: 800; letter-spacing: .2em; text-transform: uppercase; }
.eyebrow::before { content: ""; width: 34px; height: 1px; background: var(--sand); }
h1,h2,h3 { font-family: "Noto Serif TC", serif; line-height: 1.28; margin: 0; }
h1 { margin-top: 22px; font-size: clamp(2.75rem,5.6vw,5.5rem); letter-spacing: -.035em; }
h1 em { color: var(--slate); font-style: normal; }
.lead { max-width: 600px; margin: 26px 0 32px; color: #54616c; font-size: 1.08rem; }
.actions { display: flex; flex-wrap: wrap; gap: 12px; }
.hero-visual { position: relative; min-height: 610px; border-radius: 170px 170px 26px 26px; overflow: hidden; box-shadow: var(--shadow); }
.hero-visual::after { content: ""; position: absolute; inset: 0; background: linear-gradient(180deg,transparent 50%,rgba(36,49,61,.42)); }
.hero-visual img { width: 100%; height: 100%; object-fit: cover; position: absolute; }
.hero-note { position: absolute; z-index: 2; left: 26px; right: 26px; bottom: 24px; padding: 20px 22px; color: white; border: 1px solid rgba(255,255,255,.35); background: rgba(36,49,61,.5); backdrop-filter: blur(14px); border-radius: 18px; }
.hero-note span { display: block; font-size: .875rem; letter-spacing: .04em; overflow-wrap: anywhere; line-height: 1.7; }
.hero-note strong { font-family: "Noto Serif TC", serif; font-size: 1.18rem; }
.trust-strip { border-block: 1px solid var(--line); background: rgba(255,255,255,.38); }
.trust-grid { display: grid; grid-template-columns: repeat(4,1fr); }
.trust-item { padding: 28px 22px; border-right: 1px solid var(--line); }
.trust-item:last-child { border-right: 0; }
.trust-item strong { display: block; color: var(--slate); font-size: 1.03rem; }
.trust-item span { color: #6d7881; font-size: .85rem; }
.section { padding: 108px 0; }
.section-head { display: grid; grid-template-columns: .8fr 1.2fr; gap: 60px; align-items: end; margin-bottom: 46px; }
.section-head h2 { margin-top: 14px; font-size: clamp(2.1rem,4vw,3.6rem); }
.section-head p { color: #63707a; margin: 0; max-width: 620px; }
.cards { display: grid; grid-template-columns: repeat(3,1fr); gap: 18px; }
.card { min-height: 290px; padding: 32px; border: 1px solid var(--line); border-radius: var(--radius); background: rgba(255,255,255,.55); transition: transform .28s ease, background .28s ease, box-shadow .28s ease; }
.card:hover { transform: translateY(-7px); background: white; box-shadow: var(--shadow); }
.card-index { color: var(--sand); font: 700 .75rem/1 sans-serif; letter-spacing: .17em; }
.card h3 { margin: 54px 0 15px; font-size: 1.45rem; }
.card p { margin: 0; color: #66727c; }
.dark-section { color: white; background: var(--ink); }
.dark-section .eyebrow { color: var(--mist-soft); }
.dark-section .section-head p,.dark-section .card p { color: #b8c1c8; }
.dark-section .card { border-color: rgba(255,255,255,.11); background: rgba(255,255,255,.04); }
.dark-section .card:hover { background: rgba(255,255,255,.08); }
.process { display: grid; grid-template-columns: repeat(4,1fr); gap: 0; }
.step { position: relative; padding: 28px 30px; border-top: 1px solid rgba(255,255,255,.18); }
.step::before { content: attr(data-step); display: grid; place-items: center; width: 42px; height: 42px; margin-bottom: 28px; border: 1px solid var(--sand); border-radius: 50%; color: var(--sand); font-weight: 800; }
.step h3 { font-size: 1.14rem; margin-bottom: 12px; }
.step p { color: #b8c1c8; font-size: .91rem; margin: 0; }
.quote-panel { display: grid; grid-template-columns: 1.1fr .9fr; gap: 40px; align-items: center; padding: 58px; border: 1px solid var(--line); border-radius: 36px; background: white; box-shadow: var(--shadow); }
.quote-panel h2 { font-size: clamp(2rem,4vw,3.2rem); }
.quote-panel p { color: #66727c; }
.contact-box { padding: 46px; border-radius: 28px; background: var(--ivory); text-align: center; }
.line-icon { width: 64px; height: 64px; margin: 0 auto 16px; display: grid; place-items: center; border-radius: 22px; color: white; background: #06c755; font-weight: 900; }
.qr-frame { width: min(100%, 290px); margin: 0 auto 22px; padding: 13px; border: 1px solid rgba(6,199,85,.22); border-radius: 26px; background: white; box-shadow: 0 18px 46px rgba(36,49,61,.1); }
.qr-frame img { width: 100%; border-radius: 16px; }
.qr-hint { display: inline-flex; align-items: center; gap: 8px; color: #168a47; font-size: .84rem; font-weight: 800; letter-spacing: .06em; }
.qr-hint::before { content: ""; width: 8px; height: 8px; border-radius: 50%; background: #06c755; }
.contact-address { display: grid; gap: 5px; margin-top: 26px; padding-top: 22px; border-top: 1px solid var(--line); }
.contact-address span { color: var(--sand); font-size: .75rem; font-weight: 800; letter-spacing: .16em; }
.contact-address strong { color: var(--slate); font-size: 1.05rem; }
.page-hero { padding: 92px 0 68px; border-bottom: 1px solid var(--line); }
.page-hero .shell { display: grid; grid-template-columns: 1.1fr .9fr; gap: 70px; align-items: end; }
.page-hero h1 { font-size: clamp(2.7rem,5vw,4.9rem); }
.page-hero p { color: #61707c; margin: 0; font-size: 1.08rem; }
.feature-grid { display: grid; grid-template-columns: repeat(2,1fr); gap: 20px; }
.feature { padding: 36px; border-radius: 24px; background: white; border: 1px solid var(--line); }
.feature small { color: var(--sand); font-weight: 800; letter-spacing: .16em; }
.feature h3 { margin: 18px 0 10px; font-size: 1.45rem; }
.feature p { margin: 0; color: #68747e; }
.case-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 20px; }
.case { overflow: hidden; background: white; border-radius: 25px; border: 1px solid var(--line); }
.case-art { aspect-ratio: 4/3; display: grid; place-items: end start; padding: 25px; color: white; background: linear-gradient(135deg,var(--slate),var(--mist)); }
.case:nth-child(2) .case-art { background: linear-gradient(135deg,#9b8466,var(--sand)); }
.case:nth-child(3) .case-art { background: linear-gradient(135deg,#394957,#8999a6); }
.case-art span { font-weight: 800; letter-spacing: .12em; }
.case-body { padding: 26px; }
.case-body p { color: #6b7680; margin-bottom: 0; }
.notice { padding: 18px 22px; margin-bottom: 28px; border-left: 3px solid var(--sand); background: rgba(193,154,98,.1); color: #5e6871; }
.faq details { padding: 23px 0; border-bottom: 1px solid var(--line); }
.faq summary { cursor: pointer; font-family: "Noto Serif TC",serif; font-size: 1.13rem; font-weight: 700; }
.faq p { color: #68747e; max-width: 800px; }
.site-footer { padding: 52px 0 30px; background: #1d2933; color: white; }
.footer-grid { display: grid; grid-template-columns: 1.2fr .8fr .8fr; gap: 40px; }
.footer-grid h3 { font-size: 1rem; margin-bottom: 14px; }
.footer-grid p,.footer-grid a { color: #afbac2; font-size: .88rem; }
.footer-links { display: grid; gap: 8px; }
.copyright { margin-top: 42px; padding-top: 24px; border-top: 1px solid rgba(255,255,255,.1); color: #87939c; font-size: .76rem; }
.reveal { opacity: 1; transform: none; transition: .7s ease; }
.reveal.visible { opacity: 1; transform: none; }
section[id] { scroll-margin-top: 92px; }
.service-band { display: grid; grid-template-columns: .9fr 1.1fr; gap: 22px; align-items: stretch; }
.service-intro { padding: 42px; border-radius: 30px; background: linear-gradient(145deg,var(--slate),#34485a); color: white; }
.service-intro h3 { margin: 55px 0 15px; font-size: 2rem; }
.service-intro p { color: #d5dde3; }
@media (max-width: 960px) {
  .menu-toggle { display: block; }
  .nav-links { display: none; position: absolute; top: 82px; left: 0; right: 0; padding: 24px 20px 30px; flex-direction: column; align-items: stretch; background: var(--ivory); border-bottom: 1px solid var(--line); }
  .nav-links.open { display: flex; }
  .hero { grid-template-columns: 1fr; padding-top: 42px; }
  .hero-visual { min-height: 500px; border-radius: 100px 100px 24px 24px; }
  .section-head,.page-hero .shell,.quote-panel,.service-band { grid-template-columns: 1fr; gap: 28px; }
  .cards,.case-grid { grid-template-columns: 1fr 1fr; }
  .process { 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 var(--line); }
}
@media (max-width: 640px) {
  .shell { width: min(100% - 28px,1180px); }
  .brand-name span { display: block; }
  h1 { font-size: 2.65rem; }
  .hero-visual { min-height: 390px; border-radius: 76px 76px 20px 20px; }
  .section { padding: 78px 0; }
  .cards,.case-grid,.feature-grid,.process,.footer-grid { grid-template-columns: 1fr; }
  .card { min-height: 250px; }
  .quote-panel,.contact-box { padding: 30px 22px; }
  .trust-item { border-right: 0; border-bottom: 1px solid var(--line); }
  .trust-item:last-child { border-bottom: 0; }
}
@media (prefers-reduced-motion: reduce) { * { scroll-behavior: auto!important; transition: none!important; } .reveal { opacity: 1; transform: none; } }

/* Restore readability in the existing case section. */
.case-body { color: var(--ink); }
.dark-section .notice { color: #d5dde3; }
a:focus-visible, button:focus-visible { outline: 3px solid var(--sand); outline-offset: 5px; }

/* Case photo collections */
.project-story + .project-story { margin-top: 72px; padding-top: 56px; border-top: 1px solid #5d6a74; }
.project-heading { margin-bottom: 28px; }
.project-heading h3 { margin-top: 16px; font-size: clamp(1.45rem,3vw,2.2rem); }
.project-heading p { color: #d5dde3; max-width: 680px; }
.project-gallery { display: grid; grid-template-columns: repeat(2,minmax(0,1fr)); gap: 24px; }
.project-gallery figure { margin: 0; min-width: 0; }
.project-gallery img { width: 100%; height: auto; aspect-ratio: 3 / 2; object-fit: contain; background: #17222b; border-radius: 12px; }
.project-gallery a { display: block; }
.project-gallery figcaption { color: #d5dde3; padding: 12px 0; font-size: .95rem; }
.project-more { margin-top: 18px; }
.project-more summary { cursor: pointer; padding: 16px 0; font-size: 1rem; color: #fff; text-decoration: underline; text-underline-offset: 5px; }
.project-more[open] summary { margin-bottom: 14px; }
@media(max-width:640px) { .project-gallery { grid-template-columns: 1fr; gap: 16px; } .project-story + .project-story { margin-top:48px; padding-top:40px; } }

.source-link { display:inline-block; margin-top:20px; color:var(--slate); text-decoration:underline; text-underline-offset:5px; font-weight:700; }
.faq h2 { margin:18px 0 28px; font-size:clamp(2rem,4vw,3rem); }
.mobile-contact { display:none; }
@media(max-width:640px) { body { padding-bottom:78px; } .mobile-contact { display:block; position:fixed; bottom:0; left:0; right:0; z-index:50; padding:14px 20px calc(14px + env(safe-area-inset-bottom)); background:var(--slate); color:#fff; text-align:center; font-size:1rem; font-weight:700; } }

.insights-grid { grid-template-columns: repeat(3,minmax(0,1fr)); }
.insights-grid .feature { display:flex; flex-direction:column; }
.insights-grid .source-link { margin-top:auto; padding-top:20px; }
@media(max-width:960px) { .insights-grid { grid-template-columns:1fr; } }

/* Bright, unobscured real-project hero photo. */
.hero-media { min-width:0; }
.hero-media .hero-visual { min-height:0; border-radius:90px 90px 24px 24px; }
.hero-media .hero-visual::after { content:none; }
.hero-media .hero-visual img { display:block; position:static; width:100%; height:auto; }
.hero-media .hero-note { position:static; margin-top:22px; padding:0 4px; color:var(--ink); border:0; background:none; backdrop-filter:none; border-radius:0; }
.hero-media .hero-note span { color:var(--slate); margin-bottom:8px; }
@media(max-width:640px) { .hero-media .hero-visual { border-radius:56px 56px 18px 18px; } }

/* Consistent rhythm and clearer service hierarchy. */
.hero { min-height:0; grid-template-columns:.9fr 1.1fr; gap:64px; padding-block:76px 88px; }
.hero h1 { font-size:clamp(2.6rem,4.15vw,3.85rem); line-height:1.36; letter-spacing:-.025em; }
.hero .lead { max-width:30em; font-size:1rem; margin-block:24px 28px; }
.hero-media .hero-visual { border-radius:72px 72px 20px 20px; box-shadow:0 14px 38px rgba(36,49,61,.08); }
.hero-media .hero-note { margin-top:18px; padding-top:16px; border-top:1px solid var(--line); }
.hero-note strong { font-size:1.05rem; }
.section { padding-block:88px; }
.section-head { grid-template-columns:1fr 1fr; gap:64px; align-items:center; margin-bottom:36px; }
.section-head h2 { font-size:clamp(1.9rem,3.2vw,2.8rem); line-height:1.45; text-wrap:balance; }
.section-head p { line-height:1.9; }
.section.shell + .section.shell { border-top:1px solid var(--line); }
.feature,.card { padding:28px; border-radius:18px; }
.feature h3,.card h3 { line-height:1.5; font-size:1.25rem; }
.service-band { grid-template-columns:.85fr 1.15fr; gap:24px; }
.service-intro { padding:36px; border-radius:22px; display:flex; flex-direction:column; justify-content:center; background:var(--slate); }
.service-intro h3 { font-size:1.8rem; line-height:1.5; margin-top:32px; }
.service-intro .card-index { color:#f0d7b3; }
.service-band .feature-grid { gap:16px; }
.audience-section .feature-grid { grid-template-columns:repeat(4,minmax(0,1fr)); gap:0; }
.audience-section .feature { border:0; border-left:1px solid var(--line); border-radius:0; background:none; padding:12px 24px; }
.audience-section .feature:first-child { padding-left:0; border-left:0; }
.audience-section small { font-size:.7rem; letter-spacing:.1em; }
.step { padding:26px 24px 0; }
.step:first-child { padding-left:0; }
.step::before { margin-bottom:20px; }
.cases-section { background:#edeae3; }
.cases-section .project-story { padding:32px; background:var(--ivory); border:1px solid var(--line); border-radius:22px; }
.cases-section .project-story + .project-story { margin-top:32px; }
.project-heading { margin-bottom:24px; }
.project-heading h3 { font-size:clamp(1.35rem,2.2vw,1.8rem); line-height:1.5; }
.cases-section .project-heading p,.cases-section figcaption { color:#586570; }
.project-gallery { gap:20px; align-items:start; }
.project-gallery img { aspect-ratio:auto; background:none; border-radius:10px; }
.project-gallery figcaption { font-size:.85rem; padding-block:10px; }
.cases-section .project-more summary { color:var(--slate); font-weight:600; border-top:1px solid var(--line); text-underline-offset:6px; }
.card { min-height:0; }
.card h3 { margin-top:30px; }
.card:hover { transform:translateY(-3px); }
.insights-grid { gap:20px; }
.insights-grid .feature { border-top:3px solid var(--sand); }
.insights-grid small { font-size:.7rem; line-height:1.8; }
.insights-grid .source-link { font-size:.9rem; }
.faq { display:grid; grid-template-columns:.8fr 1.2fr; gap:64px; align-items:start; }
.faq h2 { font-size:clamp(1.9rem,3vw,2.6rem); line-height:1.5; max-width:9em; }
.faq details:first-child { padding-top:0; }
.faq summary { line-height:1.7; font-size:1.05rem; }
.faq p { margin-bottom:0; }
.quote-panel { padding:44px; gap:52px; border-radius:24px; box-shadow:none; }
.quote-panel h2 { font-size:clamp(1.9rem,3vw,2.7rem); line-height:1.45; margin-top:18px; }
.contact-box { padding:28px; border-radius:18px; }
.qr-frame { width:210px; border-radius:16px; box-shadow:none; margin-bottom:14px; }
.contact-box h3 { margin-top:12px; }
.contact-box p { margin:10px 0 18px; font-size:.9rem; }
.footer-grid { grid-template-columns:2fr 1fr 1fr; }
@media(max-width:960px) {
 .hero { gap:36px; grid-template-columns:1fr; padding-block:44px 56px; }
 .hero h1 { font-size:clamp(2.5rem,6vw,3.8rem); }
 .hero-media { width:100%; max-width:720px; }
 .section-head,.service-band,.faq,.quote-panel { grid-template-columns:1fr; gap:28px; }
 .section { padding-block:64px; }
 .audience-section .feature-grid { grid-template-columns:repeat(2,minmax(0,1fr)); gap:24px 0; }
 .audience-section .feature:nth-child(3) { border-left:0; padding-left:0; }
 .insights-grid { grid-template-columns:1fr; }
 .faq h2 { max-width:none; margin-bottom:0; }
 .step:nth-child(3) { padding-left:0; }
 .process { row-gap:30px; }
}
@media(max-width:640px) {
 .shell { width:calc(100% - 40px); }
 .hero { gap:30px; }
 .hero h1 { font-size:clamp(2.15rem,8.4vw,3rem); }
 .hero-media .hero-visual { border-radius:42px 42px 14px 14px; }
 .hero .actions { flex-direction:column; align-items:stretch; }
 .hero-note strong { font-size:.95rem; }
 .section { padding-block:52px; }
 .section-head { margin-bottom:28px; }
 .section-head h2 { font-size:1.85rem; }
 .trust-item { padding:18px 12px; border-bottom:0; }
 .trust-item:nth-child(odd) { border-right:1px solid var(--line); }
 .trust-item span { display:block; margin-top:4px; font-size:.8rem; }
 .audience-section .feature { padding:8px 14px; }
 .audience-section .feature h3 { font-size:1.05rem; }
 .audience-section .feature p { font-size:.9rem; }
 .feature,.card,.service-intro { padding:24px; }
 .cases-section .project-story { padding:20px; border-radius:16px; }
 .project-gallery { gap:14px; }
 .project-heading .eyebrow { font-size:.68rem; }
 .project-heading p { font-size:.9rem; }
 .step { padding:22px 0 0; }
 .quote-panel { padding:24px; gap:28px; }
 .contact-box { padding:22px 16px; }
 .contact-address strong { font-size:.92rem; overflow-wrap:anywhere; }
 .footer-grid { grid-template-columns:1fr 1fr; gap:28px; }
 .footer-grid > :first-child { grid-column:1 / -1; }
}