@charset "UTF-8";
/* 案例頁共用樣式（cases 資料夾底下每個案例的 index.html）。顏色與頁首頁尾沿用首頁 index.html 的設定，改首頁樣式時這裡要一起改。
   註解裡不要寫「斜線＋星號」或「星號＋斜線」，會讓註解提早結束、吃掉後面的設定。 */
:root {
  --navy: #3F6489;
  --navy-deep: #2E4A66;
  --navy-night: #24384D;
  --cream: #F3EFE6;
  --cream-2: #EAE4D6;
  --card: #FBF9F3;
  --brown: #B07A59;
  --brown-text: #8F5C3E;
  --gold: #B79F58;
  --ink: #24313D;
  --ink-2: #4C5A66;
  --ink-3: #5A6875;
  --line: #DED7C6;
  --line-2: #D3CCB9;
  --on-navy: #F3EFE6;
  --on-navy-2: #DCE5EE;
  --serif: "Noto Serif TC", "Songti TC", "PMingLiU", serif;
  --sans: "Noto Sans TC", "PingFang TC", "Microsoft JhengHei", sans-serif;
  --gutter: clamp(18px, 4.4vw, 56px);
  --max: 1168px;
}

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body { margin: 0; font-family: var(--sans); color: var(--ink); background: var(--cream); line-height: 1.6; }
img { display: block; max-width: 100%; height: auto; }
a { color: var(--brown-text); text-decoration: none; }
h1, h2, h3, p { margin: 0; }
:focus-visible { outline: 3px solid var(--navy); outline-offset: 2px; }
.wrap { width: 100%; max-width: calc(var(--max) + var(--gutter) * 2); margin: 0 auto; padding-inline: var(--gutter); }

/* ---------- buttons ---------- */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; min-height: 52px; padding: 0 30px; border-radius: 2px; font: 500 16px/1 var(--sans); }
.btn--primary { background: var(--navy); color: #fff; border: 1px solid var(--navy); }
.btn--primary:hover { background: var(--navy-deep); color: #fff; }
.btn--outline { background: transparent; color: var(--navy-deep); border: 1px solid var(--navy); }
.btn--outline:hover { background: var(--navy); color: #fff; }
.btn--line { background: #06C755; color: #fff; border: 1px solid #06C755; }
.btn--line:hover { background: #05B04B; color: #fff; }

/* ---------- header ---------- */
.header { position: sticky; top: 0; z-index: 50; background: #fff; border-bottom: 1px solid var(--line); }
.header .wrap { height: 76px; display: flex; align-items: center; justify-content: space-between; gap: 24px; }
.brand { display: flex; align-items: center; gap: 12px; color: var(--ink); }
.brand__logo { width: 44px; height: 48px; flex-shrink: 0; }
.brand__text { display: flex; flex-direction: column; gap: 3px; }
.brand__name { font-family: var(--serif); font-size: 22px; font-weight: 700; letter-spacing: .08em; line-height: 1.2; }
.brand__en { font-size: 10px; letter-spacing: .3em; color: var(--ink-3); }
.nav { display: flex; align-items: center; gap: 30px; }
.nav__link { font-size: 15px; color: #33414D; padding: 14px 2px; }
.nav__link:hover { color: var(--navy); }
.nav .btn { min-height: 48px; padding: 0 24px; font-size: 15px; }
.header__mobile { display: none; align-items: center; gap: 8px; }
.call-btn { display: inline-flex; align-items: center; gap: 6px; height: 44px; padding: 0 14px; white-space: nowrap; flex-shrink: 0; border-radius: 2px; background: var(--brown); color: #fff; font-size: 14px; font-weight: 700; }
.menu-btn { width: 44px; height: 44px; display: grid; place-items: center; border: 1px solid var(--line); background: #fff; border-radius: 2px; cursor: pointer; }
.mobile-menu { display: none; border-top: 1px solid var(--line); background: #fff; }
.mobile-menu a { display: block; padding: 15px var(--gutter); font-size: 16px; color: var(--ink); border-bottom: 1px solid #ECE6DA; }
.mobile-menu.is-open { display: block; }

/* ---------- case page ---------- */
.crumbs { font-size: 13px; color: var(--ink-3); padding-top: 28px; }
.crumbs ol { list-style: none; margin: 0; padding: 0; display: flex; flex-wrap: wrap; gap: 6px; }
.crumbs li + li::before { content: "›"; margin-right: 6px; color: var(--ink-3); }
.crumbs a { color: var(--ink-3); }
.crumbs a:hover { color: var(--navy); }

.case-hero { padding-block: 22px 48px; }
.case-hero .wrap { display: flex; flex-direction: column; gap: 18px; }
.eyebrow { display: flex; align-items: center; gap: 12px; font-size: 12px; font-weight: 500; letter-spacing: .32em; color: var(--brown-text); }
.eyebrow::before { content: ""; width: 34px; height: 2px; background: var(--gold); }
.case-title { font-family: var(--serif); font-size: clamp(28px, 3.4vw, 42px); font-weight: 700; line-height: 1.35; }
.case-lead { font-size: 17px; line-height: 1.95; color: var(--ink-2); max-width: 760px; }

.specs { margin: 8px 0 0; display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); border: 1px solid var(--line); background: #fff; }
.specs div { padding: 16px 18px; border-right: 1px solid var(--line); }
.specs div:last-child { border-right: none; }
.specs dt { font-size: 12px; letter-spacing: .12em; color: var(--ink-3); }
.specs dd { margin: 4px 0 0; font-size: 17px; font-weight: 700; }

.ba { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; align-items: start; }

.shot { margin: 0; position: relative; background: var(--cream-2); }
.shot img { width: 100%; }
.shot__tag { position: absolute; left: 10px; top: 10px; padding: 3px 10px; background: rgba(36,49,61,.8); color: #fff; font-size: 13px; font-weight: 500; letter-spacing: .06em; }
.shot__tag--after { background: rgba(143,92,62,.9); }
.shot figcaption { font-size: 13px; color: var(--ink-3); padding: 8px 2px 0; background: var(--cream); }

.point { padding-block: 56px; border-top: 1px solid var(--line); }
.point:nth-of-type(even) { background: #fff; }
.point:nth-of-type(even) .shot figcaption { background: #fff; }
.point .wrap { display: flex; flex-direction: column; gap: 22px; }
.point__head { display: flex; flex-direction: column; gap: 10px; max-width: 760px; }
.point__num { font-family: var(--serif); font-size: 15px; font-weight: 700; color: var(--brown); letter-spacing: .1em; }
.point__title { font-family: var(--serif); font-size: clamp(22px, 2.4vw, 28px); font-weight: 700; }
.point__text { font-size: 16px; line-height: 1.95; color: var(--ink-2); }
.gallery { columns: 3 260px; column-gap: 12px; }
.gallery .shot { break-inside: avoid; margin-bottom: 12px; }

.cta { background: var(--navy); color: var(--on-navy); padding-block: 56px; }
.cta .wrap { display: flex; flex-direction: column; gap: 16px; align-items: flex-start; }
.cta h2 { font-family: var(--serif); font-size: clamp(24px, 2.6vw, 32px); }
.cta p { color: var(--on-navy-2); line-height: 1.9; }
.cta__actions { display: flex; gap: 12px; flex-wrap: wrap; padding-top: 6px; }
.cta .btn--outline { color: #fff; border-color: #fff; }
.cta .btn--outline:hover { background: #fff; color: var(--navy-deep); }
.cta .btn--primary { background: #fff; color: var(--navy-deep); border-color: #fff; }

/* ---------- footer ---------- */
.footer { background: var(--navy-night); color: #C3D0DC; padding-bottom: 140px; }
.footer .wrap { padding-top: 44px; display: flex; flex-direction: column; gap: 10px; font-size: 13px; line-height: 1.9; }
.footer__name { font-family: var(--serif); font-size: 18px; font-weight: 700; letter-spacing: .08em; color: var(--on-navy); }
.footer a { color: #C3D0DC; }
.footer a:hover { color: #fff; }

/* LINE 浮動按鈕：bottom 留給 Netlify 自動加在右下角的「Powered by Netlify」標誌 */
.line-fab { position: fixed; right: 20px; bottom: 76px; z-index: 50; display: inline-flex; align-items: center; gap: 8px; height: 52px; padding: 0 20px 0 16px; border-radius: 26px; background: #06C755; color: #fff; font-size: 15px; font-weight: 700; box-shadow: 0 4px 14px rgba(0,0,0,.22); }
.line-fab:hover { background: #05B04B; color: #fff; }

@media (max-width: 960px) {
  .nav { display: none; }
  .header__mobile { display: flex; }
  .header .wrap { height: 64px; }
  .brand { gap: 8px; }
  .brand__logo { width: 33px; height: 36px; }
  .brand__name { font-size: 18px; white-space: nowrap; }
  .brand__en { font-size: 9px; letter-spacing: .16em; white-space: nowrap; }
  .specs { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .specs div { border-right: none; border-bottom: 1px solid var(--line); }
  .specs div:nth-child(odd) { border-right: 1px solid var(--line); }
  .specs div:last-child { grid-column: 1 / -1; border-right: none; border-bottom: none; }
  .point { padding-block: 40px; }
}
@media (max-width: 600px) {
  .case-lead { font-size: 16px; }
  .ba { gap: 8px; }
  .shot__tag { left: 6px; top: 6px; font-size: 12px; padding: 2px 8px; }
  .gallery { columns: 2; column-gap: 8px; }
  .gallery .shot { margin-bottom: 8px; }
  .cta__actions { flex-direction: column; width: 100%; }
  .cta__actions .btn { width: 100%; }
  .line-fab { right: 16px; bottom: 72px; }
}
@media (max-width: 400px) {
  .brand__en { display: none; }
  .brand__name { font-size: 16px; letter-spacing: .04em; }
  .call-btn { padding: 0 10px; }
}

/* ---------- 裝修知識（knowledge 資料夾：列表頁與文章頁） ---------- */
.kb-list { display: grid; grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); gap: 16px; padding-top: 10px; }
.kb-card { display: flex; flex-direction: column; gap: 10px; padding: 24px; background: #fff; border: 1px solid var(--line); color: var(--ink); }
.kb-card:hover { border-color: var(--navy); }
.kb-card__tag { align-self: flex-start; padding: 2px 10px; background: var(--cream-2); color: var(--brown-text); font-size: 12px; letter-spacing: .08em; }
.kb-card__title { font-family: var(--serif); font-size: 20px; font-weight: 700; line-height: 1.5; }
.kb-card__desc { font-size: 14px; line-height: 1.85; color: var(--ink-2); }
.kb-card__more { margin-top: auto; font-size: 14px; font-weight: 500; color: var(--navy); }
.kb-article { padding-block: 22px 64px; }
.kb-wrap { max-width: calc(780px + var(--gutter) * 2); display: flex; flex-direction: column; gap: 28px; }
.kb-head { display: flex; flex-direction: column; gap: 14px; padding-bottom: 24px; border-bottom: 1px solid var(--line); }
.kb-meta { font-size: 13px; color: var(--ink-3); }
.kb-body { font-size: 17px; line-height: 2; color: var(--ink); }
.kb-body h2 { font-family: var(--serif); font-size: clamp(22px, 2.4vw, 26px); font-weight: 700; line-height: 1.5; margin: 44px 0 14px; padding-left: 14px; border-left: 4px solid var(--gold); }
.kb-body h2:first-child { margin-top: 0; }
.kb-body h3 { font-size: 19px; font-weight: 700; margin: 28px 0 8px; color: var(--navy-deep); }
.kb-body p { margin: 0 0 14px; }
.kb-body ul, .kb-body ol { margin: 0 0 16px; padding-left: 1.5em; }
.kb-body li { margin-bottom: 6px; }
.kb-body b { color: var(--navy-deep); }
.kb-table { overflow-x: auto; margin: 4px 0 18px; }
.kb-table table { width: 100%; border-collapse: collapse; background: #fff; font-size: 15px; line-height: 1.75; }
.kb-table th, .kb-table td { border: 1px solid var(--line-2); padding: 10px 12px; text-align: left; vertical-align: top; }
.kb-table th { background: var(--navy); color: #fff; font-weight: 500; white-space: nowrap; }
.kb-more { background: #fff; border: 1px solid var(--line); padding: 22px 24px; }
.kb-more h2 { font-family: var(--serif); font-size: 18px; margin-bottom: 10px; }
.kb-more ul { margin: 0; padding-left: 1.2em; line-height: 2; }
@media (max-width: 600px) {
  .kb-body { font-size: 16px; line-height: 1.95; }
  .kb-card { padding: 18px; }
  .kb-table table { font-size: 14px; }
}