/* 全國中小學人數查詢：獨立站基礎樣式（主題色、頁首、首屏、頁尾）。
   變數名稱與鴻綸官網一致，stats.css 直接沿用。 */
:root{--bg:#fafbfc;--bg-soft:#f1f4f8;--card:#fff;--line:rgba(15,23,42,.11);--text:#0f172a;--text-body:#1e293b;--muted:#64748b;--accent:#1b6ca8;--accent-soft:rgba(27,108,168,.1);--radius:8px;color-scheme:light}
:root[data-theme="dark"]{--bg:#0b1220;--bg-soft:#111a2e;--card:#0f172a;--line:rgba(255,255,255,.11);--text:#f1f5f9;--text-body:#e2e8f0;--muted:#94a3b8;--accent:#7fb5e6;--accent-soft:rgba(127,181,230,.14);color-scheme:dark}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:72px}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}}
body{font-family:"Noto Sans TC","PingFang TC","Microsoft JhengHei",system-ui,sans-serif;background:var(--bg);color:var(--text);line-height:1.75;-webkit-font-smoothing:antialiased;text-wrap:pretty}
h1,h2,h3{text-wrap:balance}
a{color:var(--accent)}
img{max-width:100%;height:auto}
:focus-visible{outline:3px solid var(--accent);outline-offset:2px;border-radius:3px}
.skip{position:absolute;left:8px;top:-60px;z-index:400;padding:10px 18px;background:var(--accent);color:#fff;border-radius:4px}
.skip:focus{top:8px}
.wrap{max-width:1100px;margin:0 auto;padding:0 20px}
.section{padding:8px 0 56px}

/* 頁首 */
.hd{position:sticky;top:0;z-index:100;background:color-mix(in srgb,var(--bg) 90%,transparent);backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
.hd .wrap{display:flex;align-items:center;gap:14px;height:60px}
.hd-logo{display:block;height:40px;aspect-ratio:3.2/1;background:url("img/hunglun-logo-company-light.webp") left center/contain no-repeat;flex:none}
:root[data-theme="dark"] .hd-logo{background-image:url("img/hunglun-logo-dark-header.webp")}
.hd-nav{display:flex;gap:4px;margin-left:10px}
.hd-nav a{position:relative;padding:8px 14px;font-size:.98rem;font-weight:500;color:var(--text-body);text-decoration:none;border-radius:8px;white-space:nowrap}
.hd-nav a:hover{background:var(--bg-soft)}
.hd-nav a[aria-current="page"]{color:var(--accent);font-weight:600}
.hd-nav a[aria-current="page"]:after{content:"";position:absolute;left:14px;right:14px;bottom:-9px;height:3px;border-radius:3px;background:var(--accent)}
.hd-sp{flex:1}
.hd a.hd-link{font-size:.9rem;text-decoration:none;color:var(--muted);white-space:nowrap}
.hd a.hd-link:hover{color:var(--accent)}
.hd-btn{border:1px solid var(--line);background:var(--card);color:var(--text);border-radius:999px;padding:6px 14px;font:inherit;font-size:.85rem;cursor:pointer;white-space:nowrap}

/* 首屏 */
.hero{position:relative;text-align:center;padding:44px 0 30px;overflow:hidden}
.hero:before{content:"";position:absolute;inset:-40% -10% auto;height:120%;background:radial-gradient(ellipse at 50% 0,var(--accent-soft),transparent 62%);pointer-events:none}
.hero>*{position:relative}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:.78rem;letter-spacing:.2em;color:var(--accent);font-weight:600}
.eyebrow i{width:7px;height:7px;border-radius:50%;background:#22a05a;display:inline-block}
.hero h1{font-size:clamp(2rem,5.2vw,3.4rem);font-weight:800;line-height:1.25;margin:10px 0 10px;letter-spacing:.01em}
.hero .lead{color:var(--muted);font-size:clamp(1rem,2.2vw,1.2rem);max-width:34em;margin:0 auto}
.hero-search{position:relative;max-width:640px;margin:24px auto 0}
.hero-search input{width:100%;font:inherit;font-size:1.1rem;color:var(--text);background:var(--card);border:1px solid var(--line);border-radius:999px;padding:16px 24px 16px 54px;box-shadow:0 8px 28px rgba(15,23,42,.08)}
:root[data-theme="dark"] .hero-search input{box-shadow:0 8px 28px rgba(0,0,0,.4)}
.hero-search svg{position:absolute;left:21px;top:50%;transform:translateY(-50%);color:var(--muted)}
.hero-chips{display:flex;flex-wrap:wrap;gap:10px;justify-content:center;margin-top:16px}
.hero-chips button{font:inherit;font-size:.95rem;color:var(--text-body);background:var(--card);border:1px solid var(--line);border-radius:999px;padding:8px 18px;cursor:pointer;transition:border-color .15s,transform .15s}
.hero-chips button:hover{border-color:var(--accent);transform:translateY(-1px)}
.hero-stats{display:flex;flex-wrap:wrap;justify-content:center;gap:6px 28px;margin-top:22px;min-height:1.8em;color:var(--muted);font-size:.92rem}
.hero-stats b{color:var(--text);font-size:1.25rem;font-weight:700;margin-right:4px;font-variant-numeric:tabular-nums}

/* 頁尾 */
.ft{border-top:1px solid var(--line);padding:40px 0 48px;text-align:center;color:var(--muted);font-size:.88rem}
.ft-logo{display:block;width:min(360px,80%);aspect-ratio:3.4/1;margin:0 auto 18px;background:url("img/logo-light.png") center/contain no-repeat}
:root[data-theme="dark"] .ft-logo{background-image:url("img/logo-dark.png")}
.ft p{margin:6px auto;max-width:46em}
.ft .legal{font-size:.8rem}
.ft a{color:var(--muted)}
.sub{color:var(--muted)}

/* 內頁標題區 */
.pg-head{padding:34px 0 18px;border-bottom:1px solid var(--line);margin-bottom:26px;background:linear-gradient(var(--bg-soft),var(--bg))}
.pg-head h1{font-size:clamp(1.8rem,4vw,2.6rem);font-weight:800;line-height:1.3;margin:6px 0 8px}
.pg-head .lead{color:var(--muted);max-width:40em}
.crumbs{font-size:.85rem;color:var(--muted)}
.crumbs a{color:var(--muted)}

@media (max-width:900px){
  .hd a.hd-link{display:none}
}
@media (max-width:560px){
  .hd .wrap{gap:6px;height:auto;min-height:56px;flex-wrap:wrap;padding-top:6px;padding-bottom:6px}
  .hd-logo{height:32px}
  .hd-nav{order:5;width:100%;margin:0;overflow-x:auto}
  .hd-nav a[aria-current="page"]:after{bottom:-3px}
  .hero{padding:30px 0 22px}
}