/* 全站基礎：重置、頂欄、頁尾、通用排版和按鈕。區塊自己的樣式寫在 sections/<id>/<id>.css，並只選中 #<id> 內的元素。 */
* { box-sizing: border-box; }
html { background: var(--bg); color: var(--ink-1); font-family: var(--font); -webkit-text-size-adjust: 100%; }
body { margin: 0; font-size: var(--fs-body); line-height: 1.7; overflow-x: hidden; }
img, svg, canvas, video { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button, input, select, textarea { font: inherit; color: inherit; }
h1, h2, h3, h4 { margin: 0; font-weight: 650; letter-spacing: -0.01em; text-wrap: balance; }
p { margin: 0; text-wrap: pretty; }
:focus-visible { outline: 2px solid var(--amber); outline-offset: 3px; border-radius: 4px; }
.sr-only { position: absolute; width: 1px; height: 1px; min-width: 0; min-inline-size: 0; margin: -1px; padding: 0; border: 0; overflow: hidden; clip: rect(0 0 0 0); clip-path: inset(50%); white-space: nowrap; }
[hidden] { display: none !important; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }

/* 通用排版 */
.hl-wrap { width: 100%; max-width: calc(var(--maxw) + var(--pad) * 2); margin: 0 auto; padding: 0 var(--pad); }
.hl-section { position: relative; padding: var(--section-y) 0; scroll-margin-top: var(--nav-h); }
.hl-eyebrow { display: flex; align-items: center; gap: 12px; font-size: var(--fs-small); color: var(--ink-3); letter-spacing: 0.06em; }
.hl-eyebrow b { font-family: var(--mono); font-weight: 400; color: var(--amber); }
.hl-h2 { font-size: var(--fs-h2); line-height: 1.15; margin-top: 16px; }
.hl-lead { font-size: 18px; color: var(--ink-2); max-width: 40em; margin-top: 20px; }

/* 按鈕 */
.hl-btn { display: inline-flex; align-items: center; gap: 10px; height: 46px; padding: 0 22px; border-radius: var(--r-btn);
  border: 1px solid var(--line-strong); background: transparent; color: var(--ink-1); font-size: 15px; font-weight: 600; cursor: pointer;
  transition: background .2s var(--ease), border-color .2s var(--ease), color .2s var(--ease); }
.hl-btn:hover { border-color: var(--ink-3); background: rgba(255,255,255,.03); }
.hl-btn--primary { background: var(--ink-1); border-color: var(--ink-1); color: var(--bg); }
.hl-btn--primary:hover { background: #fff; border-color: #fff; }

/* 頂欄：左字標，中間一枚膠囊導航（當前項有一塊淺底跟著滑），右邊簡繁和一個小膠囊按鈕。滾動後整條毛玻璃。 */
.hl-nav { position: fixed; inset: 0 0 auto 0; z-index: var(--z-nav); height: var(--nav-h);
  background: rgba(14,16,18,0); border-bottom: 1px solid rgba(255,255,255,0);
  transition: background-color .4s var(--ease), border-color .4s var(--ease); }
.hl-nav.is-scrolled { background: rgba(14,16,18,.72); backdrop-filter: blur(14px) saturate(140%); -webkit-backdrop-filter: blur(14px) saturate(140%); border-bottom-color: rgba(255,255,255,.06); }
.hl-nav .hl-wrap { position: relative; height: 100%; display: flex; align-items: center; gap: 20px; }
.hl-logo { display: inline-flex; align-items: center; gap: 10px; font-weight: 650; font-size: 15px; letter-spacing: .14em; color: var(--ink-1); }
.hl-mark { position: relative; width: 18px; height: 18px; border-radius: 50%; border: 1.5px solid rgba(236,235,230,.85); flex: none; }
.hl-mark::after { content: ""; position: absolute; left: 50%; top: 50%; width: 6px; height: 6px; margin: -3px 0 0 -3px; border-radius: 50%; background: var(--amber); box-shadow: 0 0 8px rgba(242,179,61,.7); }
.hl-nav-links { position: absolute; left: 50%; top: 50%; transform: translate(-50%, -50%); display: flex; gap: 2px; padding: 4px;
  border-radius: 20px; background: rgba(255,255,255,.035); border: 1px solid rgba(255,255,255,.07); font-size: 14px; color: var(--ink-2); }
.hl-nav-links a { position: relative; z-index: 1; display: inline-flex; align-items: center; height: 30px; padding: 0 14px; border-radius: 15px; transition: color .25s var(--ease); }
.hl-nav-links a:hover, .hl-nav-links a.is-current, .hl-nav-links a[aria-current="page"] { color: var(--ink-1); }
.hl-nav-pill { position: absolute; z-index: 0; top: 4px; left: 0; height: 30px; width: 0; border-radius: 15px; background: rgba(255,255,255,.09);
  opacity: 0; transition: transform .45s var(--ease), width .45s var(--ease), opacity .3s var(--ease); pointer-events: none; }
.hl-nav-pill.is-on { opacity: 1; }
.hl-lang { margin-left: auto; display: inline-flex; align-items: center; gap: 2px; font-size: 13px; color: var(--ink-4); }
.hl-lang a { padding: 4px 6px; color: var(--ink-3); transition: color .2s var(--ease); }
.hl-lang a + a::before { content: "/"; margin-right: 8px; color: var(--ink-4); }
.hl-lang a:hover { color: var(--ink-1); }
.hl-lang a[aria-current="true"] { color: var(--ink-1); }
.hl-nav .hl-btn { height: 34px; padding: 0 15px; gap: 8px; border-radius: 17px; font-size: 13.5px; }
.hl-nav .hl-btn::after { content: "→"; font-weight: 400; transition: transform .3s var(--ease); }
.hl-nav .hl-btn:hover::after { transform: translateX(2px); }
.hl-menu { display: none; width: 38px; height: 38px; border: 1px solid rgba(255,255,255,.1); border-radius: 50%; background: none; cursor: pointer; }
@media (max-width: 960px) {
  .hl-nav-links { gap: 0; font-size: 13.5px; }
  .hl-nav-links a { padding: 0 11px; }
}
@media (max-width: 860px) {
  .hl-nav-links { display: none; }
  .hl-nav .hl-btn { display: none; }
  .hl-menu { display: inline-flex; align-items: center; justify-content: center; }
  .hl-nav.is-open { background: var(--bg); border-bottom-color: transparent; }
  .hl-nav.is-open .hl-nav-links { display: flex; flex-direction: column; position: fixed; inset: var(--nav-h) 0 0 0; transform: none; gap: 0;
    padding: 24px var(--pad); border: 0; border-radius: 0; background: var(--bg); font-size: 28px; font-weight: 600; color: var(--ink-1); }
  .hl-nav.is-open .hl-nav-links a { height: auto; padding: 16px 0; border-radius: 0; border-bottom: 1px solid var(--line); animation: hl-menu-in .5s var(--ease) both; }
  .hl-nav.is-open .hl-nav-links a:nth-child(2) { animation-delay: .04s; } .hl-nav.is-open .hl-nav-links a:nth-child(3) { animation-delay: .08s; }
  .hl-nav.is-open .hl-nav-links a:nth-child(4) { animation-delay: .12s; } .hl-nav.is-open .hl-nav-links a:nth-child(5) { animation-delay: .16s; }
  .hl-nav.is-open .hl-nav-links a:nth-child(6) { animation-delay: .2s; }
  .hl-nav.is-open .hl-nav-pill { display: none; }
}
@keyframes hl-menu-in { from { opacity: 0; transform: translateY(10px); } to { opacity: 1; transform: none; } }

/* 頁尾：字標和一句話、三列連結、版權，最下面一排很大的淡字標收尾 */
.hl-footer { position: relative; overflow: hidden; border-top: 1px solid var(--line); padding: 72px 0 0; color: var(--ink-3); font-size: var(--fs-small); }
.hl-footer .hl-wrap { position: relative; z-index: 1; }
.hl-foot-top { display: grid; grid-template-columns: minmax(0, 1.3fr) repeat(3, minmax(0, 1fr)); gap: 40px; }
.hl-foot-brand p { margin-top: 18px; max-width: 22em; line-height: 1.8; color: var(--ink-3); }
.hl-foot-col h4 { font-size: 13px; font-weight: 600; color: var(--ink-1); letter-spacing: .04em; }
.hl-foot-col ul { list-style: none; margin: 16px 0 0; padding: 0; display: grid; gap: 10px; }
.hl-foot-col a { color: var(--ink-3); transition: color .2s var(--ease); }
.hl-foot-col a:hover { color: var(--ink-1); }
.hl-foot-bar { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 12px 32px; margin-top: 64px; padding: 22px 0; border-top: 1px solid var(--line); font-size: 13px; color: var(--ink-4); }
.hl-foot-bar a { color: var(--ink-3); }
.hl-foot-bar a:hover { color: var(--ink-1); }
.hl-foot-word { display: block; margin: 8px 0 -0.32em; text-align: center; font-size: clamp(88px, 17vw, 260px); line-height: 1; font-weight: 750; letter-spacing: .06em;
  color: transparent; background: linear-gradient(180deg, rgba(236,235,230,.075), rgba(236,235,230,0) 85%); -webkit-background-clip: text; background-clip: text;
  user-select: none; pointer-events: none; white-space: nowrap; }
@media (max-width: 860px) {
  .hl-foot-top { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 36px 24px; }
  .hl-foot-brand { grid-column: 1 / -1; }
  .hl-footer { padding-top: 56px; }
}

/* 開發時區塊還沒做好的佔位 */
.hl-pending { min-height: 40vh; display: grid; place-items: center; color: var(--ink-4); border-top: 1px dashed var(--line); font-size: var(--fs-small); }