/* =========================================================
   欣矩陣 ∞ 欣媒體 — layout.css
   Header / 導覽 / 側邊欄 / 麵包屑 / Footer / Hero / Section
   ========================================================= */

/* ---------- Header ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:var(--header-bg);
  -webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line);
}
.header-inner{display:flex;align-items:center;gap:1rem;height:66px}
.brand{display:flex;align-items:center;gap:.65rem;font-family:"Noto Sans TC",serif;font-weight:800;font-size:1.12rem;letter-spacing:.06em;white-space:nowrap;color:inherit}
.brand .amp{color:var(--warm);margin:0 .05em}
.brand .inf{width:30px;height:30px;color:var(--warm);flex:none}
.brand small{display:none}
.brand-en{font-family:inherit;font-size:.6rem;letter-spacing:.2em;color:var(--cool-bright)}

.nav-main{display:none;align-items:center;gap:.2rem;margin-left:auto}
.nav-main a{
  padding:.5rem .78rem;border-radius:999px;font-size:.94rem;font-weight:500;color:var(--ink-dim);
  position:relative;transition:color .2s,background .2s;
}
.nav-main a:hover{color:var(--ink);background:var(--bg-2)}
.nav-main a.active{color:var(--ink)}
.nav-main a.active::after{content:"";position:absolute;left:.78rem;right:.78rem;bottom:.18rem;height:2px;border-radius:2px;
  background:linear-gradient(90deg,var(--warm),var(--warm-bright))}
.nav-item{position:relative}
.nav-item>a{display:inline-flex;align-items:center;gap:.2rem}
.nav-item .chev{width:12px;height:12px;opacity:.65;transition:transform .2s}
.nav-item:hover .chev,.nav-item:focus-within .chev{transform:rotate(180deg)}
.dropdown{position:absolute;top:calc(100% + .6rem);left:50%;transform:translateX(-50%) translateY(8px);
  min-width:236px;background:var(--bg-1);border:1px solid var(--line);border-radius:16px;box-shadow:var(--shadow);
  padding:.45rem;opacity:0;visibility:hidden;pointer-events:none;transition:opacity .18s,transform .18s,visibility .18s;z-index:80}
.nav-item:hover .dropdown,.nav-item:focus-within .dropdown{opacity:1;visibility:visible;transform:translateX(-50%) translateY(0);pointer-events:auto}
.dropdown a{display:flex;flex-direction:column;gap:.05rem;padding:.5rem .7rem;border-radius:10px;font-size:.9rem;font-weight:500;color:var(--ink-dim);white-space:nowrap;transition:color .15s,background .15s}
.dropdown a:hover{color:var(--warm);background:var(--bg-2)}
.dropdown a span{font-weight:600;color:inherit}
.dropdown a em{font-style:normal;font-size:.72rem;color:var(--ink-faint)}
.dropdown-cases{width:340px;display:grid;grid-template-columns:1fr 1fr;gap:.12rem .4rem;padding:.55rem}
.dropdown-cases a{white-space:normal}
.dropdown-cases .dd-all{grid-column:1/-1;flex-direction:row;align-items:center;justify-content:center;border-top:1px solid var(--line);margin-top:.35rem;padding-top:.6rem;color:var(--warm);font-weight:600}
@media(min-width:900px){.nav-main{display:flex}}

.header-actions{display:flex;align-items:center;gap:.5rem;margin-left:auto}
@media(min-width:900px){.header-actions{margin-left:0}}
.icon-btn{
  width:40px;height:40px;border-radius:12px;display:grid;place-items:center;
  color:var(--ink-dim);border:1px solid var(--line);background:var(--bg-1);
  transition:color .2s,border-color .2s,transform .15s;
}
.icon-btn:hover{color:var(--warm);border-color:var(--line-strong);transform:translateY(-1px)}
.icon-btn svg{width:19px;height:19px}

.btn-cta{
  display:inline-flex;align-items:center;gap:.5rem;padding:.62rem 1.15rem;border-radius:999px;
  font-weight:600;font-size:.92rem;color:#fff;
  background:linear-gradient(135deg,var(--coffee-2),var(--coffee));
  box-shadow:0 12px 26px -14px rgba(111,74,46,.55);
  transition:transform .18s,box-shadow .2s,filter .2s;
}
.btn-cta:hover{transform:translateY(-2px);filter:brightness(1.08);box-shadow:0 18px 34px -14px rgba(111,74,46,.6)}
.btn-ghost{
  display:inline-flex;align-items:center;gap:.5rem;padding:.6rem 1.1rem;border-radius:999px;
  font-weight:600;font-size:.92rem;color:#fff;border:1px solid var(--coffee);background:var(--coffee);
  transition:border-color .2s,color .2s,transform .18s,background .2s;
}
.btn-ghost:hover{border-color:var(--coffee-2);color:#fff;background:var(--coffee-2);transform:translateY(-2px)}

/* ---------- 側邊欄（手機 Drawer / 桌面可開） ---------- */
.drawer{
  position:fixed;inset:0;z-index:90;pointer-events:none;
}
.drawer .scrim{position:absolute;inset:0;background:rgba(0,0,0,.55);opacity:0;transition:opacity .3s}
.drawer .panel{
  position:absolute;top:0;right:0;height:100%;width:min(84vw,340px);
  background:var(--bg-1);border-left:1px solid var(--line);
  transform:translateX(102%);transition:transform .32s cubic-bezier(.22,.9,.3,1);
  display:flex;flex-direction:column;padding:1.1rem 1.2rem;gap:.4rem;
  overflow-y:auto;
}
.drawer.open{pointer-events:auto}
.drawer.open .scrim{opacity:1}
.drawer.open .panel{transform:none}
.drawer .d-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:.6rem}
.drawer .d-head .brand{font-size:1rem}
.drawer nav a{
  display:flex;align-items:center;gap:.7rem;padding:.72rem .7rem;border-radius:12px;
  font-weight:600;font-size:1rem;color:var(--ink-dim);border:1px solid transparent;
  transition:color .2s,background .2s,border-color .2s;
}
.drawer nav a svg{width:18px;height:18px;color:var(--cool-bright)}
.drawer nav a:hover{color:var(--ink);background:var(--bg-2)}
.drawer nav a.active{color:var(--ink);background:var(--bg-2);border-color:var(--line)}
.drawer nav a.active svg{color:var(--warm)}
.drawer .d-foot{margin-top:auto;padding-top:1rem;border-top:1px solid var(--line);color:var(--ink-dim);font-size:.85rem}
.drawer .d-foot a{color:var(--warm);font-weight:600}

/* ---------- 麵包屑 ---------- */
.breadcrumb{
  display:flex;flex-wrap:wrap;align-items:center;gap:.45rem;
  font-size:.86rem;color:var(--ink-dim);padding:1rem 0;
}
.breadcrumb a{color:var(--ink-dim);transition:color .2s}
.breadcrumb a:hover{color:var(--warm)}
.breadcrumb svg{width:14px;height:14px;color:var(--ink-faint)}
.breadcrumb [aria-current]{color:var(--ink);font-weight:600}

/* ---------- Hero ---------- */
.hero{position:relative;overflow:hidden;padding:clamp(5.5rem,14vw,11rem) 0 clamp(5.5rem,14vw,11rem);
  background:url(../assets/hero-elegant.webp) center 32%/cover no-repeat}
.hero::before{content:"";position:absolute;z-index:2;left:50%;top:0;transform:translateX(-50%);width:min(72%,720px);height:1px;
  background:linear-gradient(90deg,transparent,var(--warm) 30%,var(--warm-bright) 50%,var(--warm) 70%,transparent);opacity:.7}
.hero-inner{position:relative;z-index:1}
.hero h1{max-width:16ch;margin:.9rem 0 1.2rem;font-size:clamp(2.05rem,6vw,4rem);
  text-shadow:0 3px 30px rgba(0,0,0,.45)}
.hero .lead{text-shadow:0 2px 20px rgba(0,0,0,.4)}
.hero-eyebrow{flex-direction:column;align-items:center;gap:.2rem;line-height:1.35;
  font-size:clamp(.86rem,2vw,1.02rem);letter-spacing:.2em;text-transform:none;
  text-shadow:0 1px 14px rgba(0,0,0,.35)}
.hero-eyebrow::before{display:none}
.hero-eyebrow span{position:relative;padding-left:1rem}
.hero-eyebrow span::before{content:"";position:absolute;left:0;top:50%;transform:translateY(-50%);
  width:.32rem;height:.32rem;border-radius:50%;background:var(--warm);opacity:.85}
.hero .hero-meta{display:flex;flex-wrap:wrap;gap:.5rem 1.4rem;margin-top:1.6rem;color:var(--ink-dim);font-size:.92rem;
  text-shadow:0 1px 12px rgba(0,0,0,.4)}
.hero .hero-meta b{color:var(--ink);font-weight:600}

/* ---------- 區段 ---------- */
.section{padding:clamp(3rem,7vw,5.5rem) 0}
.section-head{max-width:720px;margin-bottom:2.2rem}
.section-head.center{margin-inline:auto;text-align:center}
.section-head h2{margin:.7rem 0 .7rem}
.divider{height:1px;border:0;background:linear-gradient(90deg,transparent,var(--warm) 30%,var(--warm-bright) 50%,var(--warm) 70%,transparent);opacity:.55}

/* ---------- 數字統計條 ---------- */
.stat-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:1rem}
@media(min-width:640px){.stat-grid{grid-template-columns:repeat(4,1fr)}}
.stat{padding:1.4rem 1.2rem;border:1px solid var(--line);border-radius:16px;background:var(--bg-1);text-align:center}
.stat .num{font-family:"Noto Sans TC",serif;font-weight:900;font-size:clamp(1.7rem,4vw,2.4rem);line-height:1}
.stat .num small{font-size:.5em;color:var(--warm)}
.stat .lbl{margin-top:.5rem;color:var(--ink-dim);font-size:.86rem}

/* ---------- Footer ---------- */
.site-footer{border-top:1px solid var(--line);background:var(--bg-1);margin-top:2rem}
.footer-top{display:grid;gap:2rem;padding:3.2rem 0}
@media(min-width:860px){.footer-top{grid-template-columns:1.4fr 1fr 1fr 1fr}}
.footer-col h4{font-size:.98rem;margin-bottom:.9rem;display:flex;align-items:center;gap:.5rem}
.footer-col h4 svg{width:16px;height:16px;color:var(--cool-bright)}
.footer-col li{margin-bottom:.55rem}
.footer-col a{color:var(--ink-dim);font-size:.92rem;transition:color .2s}
.footer-col a:hover{color:var(--warm)}
.footer-col p{color:var(--ink-dim);font-size:.9rem;max-width:34ch}
.footer-brand{display:flex;align-items:center;gap:.6rem;margin-bottom:.8rem}
.footer-brand .inf{width:26px;height:26px;color:var(--warm)}
.footer-tag{color:var(--ink-dim);font-size:.88rem;margin-bottom:1rem;max-width:30ch}
.footer-bottom{border-top:1px solid var(--line);padding:1.2rem 0;display:flex;flex-wrap:wrap;gap:.5rem 1.4rem;align-items:center;justify-content:space-between;color:var(--ink-faint);font-size:.82rem}
.footer-bottom a{color:var(--ink-dim)}
.footer-bottom a:hover{color:var(--warm)}
.social-row{display:flex;gap:.6rem;margin-top:1rem}
.social-row .icon-btn{width:38px;height:38px}

/* ---------- 置中 Hero（首頁） ---------- */
.hero.centered .hero-inner{text-align:center}
.hero.centered h1{max-width:none;margin-inline:auto}
.hero.centered .lead{margin-inline:auto}
.hero.centered .btn-row{justify-content:center}
.hero.centered .hero-meta{justify-content:center}
.hero-brand{
  display:inline-flex;align-items:center;justify-content:center;gap:.7rem;
  font-family:"Noto Sans TC","PingFang TC","Microsoft JhengHei",serif;
  font-weight:900;font-size:clamp(1.7rem,5vw,3.4rem);letter-spacing:.12em;
  white-space:nowrap;flex-wrap:wrap;
  color:#FFFFFF;
  background:rgba(111,74,46,.72);
  border:1px solid rgba(255,255,255,.18);
  padding:.5em 1.15em;
  border-radius:999px;
  box-shadow:0 10px 30px rgba(0,0,0,.5),inset 0 1px 0 rgba(255,255,255,.14);
  backdrop-filter:blur(6px);
  -webkit-backdrop-filter:blur(6px);
}
.hero-brand .amp{color:#FFF;margin:0 .06em;text-shadow:0 1px 8px rgba(0,0,0,.45)}
/* 漣漪文字：逐字起伏 */
.ripple-text{display:inline-flex;align-items:baseline;gap:.01em}
.ripple-text>span{display:inline-block;animation:rippleChar 2.6s ease-in-out infinite}
.ripple-text>span:nth-child(2){animation-delay:.13s}
.ripple-text>span:nth-child(3){animation-delay:.26s}
.ripple-text>span:nth-child(4){animation-delay:.39s}
.ripple-text>span:nth-child(5){animation-delay:.52s}
.ripple-text>span:nth-child(6){animation-delay:.65s}
.ripple-text>span:nth-child(7){animation-delay:.78s}
@keyframes rippleChar{0%,100%{transform:translateY(0)}50%{transform:translateY(-.09em)}}
@media (prefers-reduced-motion: reduce){.ripple-text>span{animation:none}}

/* ---------- 回到頂部 ---------- */
.to-top{
  position:fixed;right:1.1rem;bottom:1.1rem;z-index:70;width:46px;height:46px;border-radius:14px;
  display:grid;place-items:center;background:linear-gradient(135deg,var(--warm-bright),var(--warm));
  color:#fff;box-shadow:0 14px 30px -14px rgba(161,123,53,.6);
  opacity:0;pointer-events:none;transform:translateY(14px);transition:opacity .3s,transform .3s;
}
.to-top.show{opacity:1;pointer-events:auto;transform:none}
.to-top svg{width:20px;height:20px}