/* ============================================================
   DeliveryRadar 官網 — 共用設計系統 (現代高級 + 草根真實)
   2026-06-15 重建 v2 / 多頁官網
   ============================================================ */

:root{
  --c-orange:#FF6B00; --c-orange-light:#FF9A3C; --c-orange-lighter:#FFB74D;
  --c-orange-soft:#FFF8F0; --c-orange-bg:#FFF3E0;
  --c-ink:#0A0E1A; --c-ink-2:#141925; --c-ink-3:#1E2433;
  --c-text:#15181f; --c-text-soft:#475065; --c-text-muted:#8b93a3;
  --c-line:#ececf1; --c-line-soft:#f4f5f8;
  --c-red:#E5484D; --c-red-bg:#FFF5F5;
  --c-amber:#F5A524; --c-amber-bg:#FFFBEB;
  --c-green:#22C55E; --c-green-bg:#F0FFF4;
  --c-blue:#3B82F6; --c-blue-bg:#EFF6FF;
  --font-zh:'Noto Sans TC',-apple-system,BlinkMacSystemFont,'Segoe UI',sans-serif;
  --font-en:'Inter',-apple-system,BlinkMacSystemFont,'Segoe UI',sans-serif;
  --r-sm:8px; --r-md:12px; --r-lg:18px; --r-xl:24px; --r-2xl:32px;
  --sh-sm:0 2px 8px rgba(15,20,40,.06);
  --sh-md:0 10px 30px rgba(15,20,40,.08);
  --sh-lg:0 24px 60px rgba(15,20,40,.13);
  --sh-glow:0 10px 44px rgba(255,107,0,.32);
  --ease:cubic-bezier(.4,0,.2,1);
  --maxw:1160px;
}
*{margin:0;padding:0;box-sizing:border-box;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}
html{scroll-behavior:smooth}
body{font-family:var(--font-zh);color:var(--c-text);background:#fff;line-height:1.7;overflow-x:hidden}
img,svg{display:block;max-width:100%}
a{color:inherit;text-decoration:none}
button{font:inherit;cursor:pointer;border:none;background:none;color:inherit}
.en{font-family:var(--font-en)}

/* ── Layout ── */
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 24px}
section{padding:96px 0}
.eyebrow{display:inline-block;font-size:13px;font-weight:800;color:var(--c-orange);text-transform:uppercase;letter-spacing:2.5px;margin-bottom:14px}
.s-title{font-size:clamp(27px,4vw,42px);font-weight:800;line-height:1.18;letter-spacing:-1px;color:var(--c-text)}
.s-sub{font-size:clamp(15px,2vw,18px);color:var(--c-text-soft);max-width:660px;margin:16px auto 0;line-height:1.75}
.s-head{text-align:center;margin-bottom:54px}
.center{text-align:center}

/* ── Buttons ── */
.btn{display:inline-flex;align-items:center;gap:10px;padding:15px 28px;border-radius:14px;font-weight:700;font-size:16px;transition:all .25s var(--ease);white-space:nowrap}
.btn-primary{background:linear-gradient(135deg,var(--c-orange),var(--c-orange-light));color:#fff;box-shadow:var(--sh-glow)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 14px 52px rgba(255,107,0,.45)}
.btn-ghost{background:#fff;color:var(--c-text);border:1.5px solid var(--c-line)}
.btn-ghost:hover{border-color:var(--c-orange);color:var(--c-orange);transform:translateY(-2px)}
.btn-dark{background:var(--c-ink);color:#fff}
.btn-dark:hover{transform:translateY(-2px);box-shadow:0 14px 40px rgba(0,0,0,.25)}
.btn-lg{padding:18px 36px;font-size:17px}

/* ── Header ── */
.hdr{position:fixed;top:0;left:0;right:0;z-index:100;padding:14px 0;background:rgba(255,255,255,.82);backdrop-filter:blur(20px) saturate(180%);-webkit-backdrop-filter:blur(20px) saturate(180%);border-bottom:1px solid rgba(15,20,40,.05);transition:all .3s var(--ease)}
.hdr.scrolled{padding:9px 0;box-shadow:var(--sh-sm)}
.hdr-in{max-width:var(--maxw);margin:0 auto;padding:0 24px;display:flex;align-items:center;justify-content:space-between;gap:16px}
.logo{display:flex;align-items:center;gap:9px;font-weight:800;font-size:19px;color:var(--c-text)}
.logo .mk{font-size:25px}
.logo .accent{color:var(--c-orange)}
.nav{display:flex;align-items:center;gap:26px}
.nav a.link{font-size:15px;font-weight:600;color:var(--c-text-soft);transition:color .2s}
.nav a.link:hover,.nav a.link.on{color:var(--c-orange)}
.lang{display:flex;border:1px solid var(--c-line);border-radius:999px;padding:3px;background:#fff}
.lang a{padding:5px 11px;border-radius:999px;font-size:13px;font-weight:700;color:var(--c-text-muted);transition:all .2s}
.lang a.on{background:var(--c-orange);color:#fff}
.hdr .btn{padding:10px 20px;font-size:14px}
.burger{display:none;font-size:24px;color:var(--c-text)}
@media(max-width:860px){
  .nav .link,.nav .lang{display:none}
  .burger{display:block}
}

/* mobile drawer */
.drawer{position:fixed;inset:0 0 0 auto;width:min(78vw,320px);background:#fff;z-index:200;transform:translateX(100%);transition:transform .3s var(--ease);box-shadow:var(--sh-lg);padding:80px 28px 28px;display:flex;flex-direction:column;gap:6px}
.drawer.open{transform:translateX(0)}
.drawer a{padding:14px 8px;font-size:17px;font-weight:600;color:var(--c-text);border-bottom:1px solid var(--c-line-soft)}
.drawer a:hover{color:var(--c-orange)}
.drawer .btn{margin-top:18px;justify-content:center}
.scrim{position:fixed;inset:0;background:rgba(10,14,26,.5);z-index:150;opacity:0;pointer-events:none;transition:opacity .3s}
.scrim.open{opacity:1;pointer-events:auto}
.drawer .x{position:absolute;top:20px;right:22px;font-size:28px;color:var(--c-text-muted)}

/* ── Cards ── */
.card{background:#fff;border:1px solid var(--c-line);border-radius:var(--r-lg);padding:26px;transition:all .3s var(--ease)}
.card:hover{transform:translateY(-4px);box-shadow:var(--sh-md);border-color:rgba(255,107,0,.25)}

/* ── Tag chips (real WarningTags) ── */
.chip{display:inline-flex;align-items:center;gap:7px;padding:9px 15px;border-radius:999px;font-size:14px;font-weight:600;border:1px solid var(--c-line);background:#fff}
.chip.warn{background:var(--c-red-bg);border-color:rgba(229,72,77,.2);color:#b3262b}
.chip.good{background:var(--c-green-bg);border-color:rgba(34,197,94,.25);color:#15803d}
.chip.park{background:var(--c-amber-bg);border-color:rgba(245,165,36,.25);color:#9a6700}

/* ── Footer ── */
footer{background:var(--c-ink);color:rgba(255,255,255,.6);padding:54px 0 30px}
.ft-in{max-width:var(--maxw);margin:0 auto;padding:0 24px;display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:36px;margin-bottom:36px}
.ft-brand .logo{color:#fff;margin-bottom:14px}
.ft-brand p{font-size:14px;line-height:1.75;opacity:.7;max-width:300px}
.ft-col h4{color:#fff;font-size:13px;font-weight:700;margin-bottom:14px;text-transform:uppercase;letter-spacing:1px}
.ft-col a{display:block;font-size:14px;padding:5px 0;color:rgba(255,255,255,.6);transition:color .2s}
.ft-col a:hover{color:var(--c-orange-light)}
.ft-bot{max-width:var(--maxw);margin:0 auto;padding:22px 24px 0;border-top:1px solid var(--c-ink-3);display:flex;justify-content:space-between;flex-wrap:wrap;gap:12px;font-size:13px}
.ft-bot a{color:var(--c-orange-light)}
@media(max-width:768px){.ft-in{grid-template-columns:1fr 1fr;gap:28px}.ft-brand{grid-column:1/-1}}

/* ── Reveal ── */
.reveal{opacity:0;transform:translateY(26px);transition:opacity .7s var(--ease),transform .7s var(--ease)}
.reveal.vis{opacity:1;transform:translateY(0)}

/* ── Page hero (sub-pages) ── */
.page-hero{padding:150px 0 70px;text-align:center;background:radial-gradient(ellipse at 50% 0%,#FFE9D4 0%,#fff 60%)}
.page-hero h1{font-size:clamp(32px,5vw,52px);font-weight:900;letter-spacing:-1.5px;line-height:1.1;margin-bottom:16px}
.page-hero p{font-size:clamp(16px,2vw,19px);color:var(--c-text-soft);max-width:640px;margin:0 auto}

/* ── Prose (about/legal) ── */
.prose{max-width:760px;margin:0 auto}
.prose h2{font-size:25px;font-weight:800;margin:40px 0 14px;letter-spacing:-.5px}
.prose h3{font-size:19px;font-weight:700;margin:28px 0 10px}
.prose p{font-size:16px;color:var(--c-text-soft);margin:14px 0;line-height:1.85}
.prose ul{margin:14px 0 14px 22px;color:var(--c-text-soft)}
.prose li{margin:8px 0;line-height:1.8}

@media(max-width:768px){section{padding:64px 0}.page-hero{padding:120px 0 54px}}