:root {
	--ink: #15202b;
	--muted: #66717d;
	--bg: #f5f7f8;
	--surface: #ffffff;
	--surface-2: #eef1f3;
	--accent: #b06b3c;
	--accent-dark: #825034;
	--accent-soft: #d6ab8d;
	--moss: #5f6d68;
	--line: #dde3e7;
	--sand: #c9ad8e;
	--white: #ffffff;
	--navy: #172433;
	--navy-2: #213244;
	--shadow: 0 18px 46px rgba(20, 34, 48, 0.08);
	--radius: 12px;
	--container: 1180px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; background: var(--bg); color: var(--ink); font-family: "Noto Sans TC", "PingFang TC", system-ui, sans-serif; line-height: 1.72; }
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
button, input { font: inherit; }

.container { width: min(calc(100% - 48px), var(--container)); margin: auto; }

.site-header { position: sticky; top: 0; z-index: 50; background: rgba(255, 255, 255, 0.96); backdrop-filter: blur(14px); border-bottom: 1px solid var(--line); }
.header-inner { height: 78px; display: flex; align-items: center; gap: 30px; }
.brand { display: flex; align-items: center; gap: 12px; font-weight: 900; color: var(--navy); letter-spacing: 0.01em; }
.brand-mark { width: 42px; height: 42px; border-radius: 10px; background: var(--navy); color: #fff; display: grid; place-items: center; font-size: 18px; font-weight: 1000; box-shadow: inset 0 -8px 18px rgba(0, 0, 0, 0.14); }
.brand-copy small { display: block; margin-top: 1px; font-size: 9px; font-weight: 800; letter-spacing: 0.18em; color: #8a949e; }
.site-nav { margin-left: auto; display: flex; align-items: center; gap: 4px; }
.site-nav a { padding: 28px 12px 25px; color: #56616c; font-size: 14px; font-weight: 700; border-bottom: 3px solid transparent; }
.site-nav a:hover, .site-nav a.active { color: var(--navy); border-bottom-color: var(--accent); }
.menu-toggle { display: none; margin-left: auto; border: 1px solid var(--line); background: #fff; color: var(--navy); border-radius: 8px; padding: 8px 11px; }

.txt_clamp { overflow: hidden; height: 1.3em; text-overflow: ellipsis; display: -webkit-box; -webkit-box-orient: vertical; -webkit-line-clamp: 1; }
.d_inblock.txt_clamp { display: -webkit-inline-box; }

.btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; border: 1px solid var(--navy); background: var(--navy); color: #fff; padding: 12px 20px; border-radius: 8px; font-weight: 800; transition: 0.2s ease; }
.btn:hover { background: #0f1a25; border-color: #0f1a25; transform: translateY(-1px); }
.btn.ghost { background: #fff; color: var(--navy); border-color: #cfd6dc; }
.btn.ghost:hover { background: #f4f6f7; }

.section { padding: 86px 0; }
.section-kicker, .eyebrow { font-size: 11px; letter-spacing: 0.16em; color: var(--accent); font-weight: 900; text-transform: uppercase; }

.eyebrow { display: inline-flex; align-items: center; gap: 9px; }
.eyebrow:before { content: ""; width: 20px; height: 2px; background: var(--accent); }

.section-title { font-size: clamp(30px, 4vw, 46px); line-height: 1.17; margin: 11px 0 16px; letter-spacing: -0.03em; }
.section-lead { max-width: 760px; color: var(--muted); }
.site-footer { margin-top: 80px; background: var(--navy); color: #ccd3da; padding: 60px 0 28px; border-top: 0; }

.footer-grid { display: grid; grid-template-columns: 1.25fr 0.8fr 0.9fr; gap: 50px; }
.footer-title { font-size: 15px; font-weight: 900; color: #fff; margin-bottom: 10px; }
.footer-nav { display: grid; gap: 9px; }
.footer-nav.grid-2 { grid-template-columns: repeat(2, 1fr); }
.footer-nav a { color: #c4ccd3; }
.footer-nav a:hover { color: #fff; }
.footer-bottom { margin-top: 36px; padding-top: 20px; border-top: 1px solid rgba(255, 255, 255, 0.11); font-size: 12px; color: #87939f; }

.line-float { position: fixed; right: 24px; bottom: 24px; z-index: 1000; display: flex; align-items: center; gap: 10px; background: #20b15a; color: #fff; padding: 9px 15px 9px 9px; border-radius: 999px; box-shadow: 0 12px 30px rgba(27, 50, 40, 0.2); font-weight: 900; transition: transform 0.2s ease, box-shadow 0.2s ease; }
.line-float-icon { width: 36px; height: 36px; border-radius: 50%; display: grid; place-items: center; background: #fff; color: #20a655; font-weight: 1000; }
.line-float:hover { transform: translateY(-2px); box-shadow: 0 16px 36px rgba(27, 50, 40, 0.26); }

@media (max-width: 860px) {
	.header-inner { height: 68px; }
	.menu-toggle { display: block; }
	.site-nav { position: absolute; left: 20px; right: 20px; top: 74px; background: #fff; border: 1px solid var(--line); border-radius: 12px; padding: 8px; box-shadow: var(--shadow); display: none; flex-direction: column; align-items: stretch; }
	.site-nav.is-open { display: flex; }
	.site-nav a { padding: 12px 14px; border: 0; border-left: 3px solid transparent; border-radius: 7px; }
	.site-nav a.active { border-left-color: var(--accent); background: #f5f7f8; }
	.footer-grid { grid-template-columns: 1fr; }
	.section { padding: 60px 0; }
}
@media (max-width: 600px) {
	.container { width: min(calc(100% - 30px), var(--container)); }
	.brand-copy small { display: none; }
	.line-float { right: 14px; bottom: max(14px, env(safe-area-inset-bottom)); padding: 8px; }
	.line-float-label { display: none; }
	.line-float-icon { width: 40px; height: 40px; }
	.section-title { font-size: 34px; }
}
@media (prefers-reduced-motion: reduce) {
	* { scroll-behavior: auto !important; }
	.line-float, .btn { transition: none; }
}