/* ================================================================
   森暉物理治療所 Senhui Physiotherapy Clinic
   Brand system: forest green / cream / sage / charcoal
   ================================================================ */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
:root{
  --g1:#2D845C;
  --g2:#338F6C;
  --g-deep:#1F5E41;
  --cream:#E1DC9E;
  --sage:#E4EADE;
  --sage-soft:#F0F3EC;
  --charcoal:#3E433E;
  --ink:#2C302C;
  --paper:#FDFDFB;
  --white:#fff;
  --border:rgba(62,67,62,.12);
  --muted:rgba(62,67,62,.62);
  --faint:rgba(62,67,62,.42);
}
body{
  font-family:'Noto Sans TC',sans-serif;font-weight:400;font-size:16px;
  color:var(--charcoal);background:var(--paper);overflow-x:hidden;
  -webkit-font-smoothing:antialiased;
}
img{display:block;max-width:100%}
a{text-decoration:none;color:inherit}
strong{font-weight:500;color:var(--ink)}

/* ── typography helpers ──
   品牌字型規範（識別手冊 2022.04）：
   中文標題/標語＝思源黑體 Medium(500)、小標/內文＝Light；
   英文標題＝Exo 2 Medium(500)、小標/內文＝Light(300) */
.clause{display:inline-block}
.en-label{
  font-family:'Exo 2',sans-serif;font-size:11px;font-weight:300;
  letter-spacing:.28em;text-transform:uppercase;color:var(--g1);
}
.sec-tag{
  font-family:'Exo 2',sans-serif;font-size:11px;font-weight:300;
  letter-spacing:.28em;text-transform:uppercase;color:var(--g1);
  display:flex;align-items:center;gap:12px;
}
.sec-tag::before{content:'';width:24px;height:1px;background:var(--g1);flex-shrink:0}

/* ── 輔助圖形：商標圓弧 pattern ── */
.arc-pattern{
  position:absolute;left:0;right:0;bottom:-60px;height:360px;
  background-repeat:repeat-x;background-size:auto 100%;background-position:center bottom;
  pointer-events:none;user-select:none;
}
/* 圖檔為品牌手冊 P.16 輔助圖形原始向量（tools 內由 PDF 抽出） */
.arc-light{background-image:url("../img/pattern-light.svg")}
.arc-dark{background-image:url("../img/pattern-dark.svg")}

/* 商標線稿浮水印（手冊 P.2 原始向量），與圓弧 pattern 輪替使用 */
.mark-wm{
  position:absolute;right:-100px;bottom:-150px;width:640px;height:606px;
  background:url("../img/mark-line-white.svg") no-repeat center/contain;
  pointer-events:none;user-select:none;
}

/* ── nav ── */
.nav{
  position:fixed;top:0;left:0;right:0;z-index:100;height:72px;
  background:rgba(253,253,251,.94);backdrop-filter:blur(14px);
  border-bottom:1px solid var(--border);
  display:flex;align-items:center;justify-content:space-between;
  padding:0 48px;
}
.nav-left{display:flex;align-items:center}
.nav-logo{height:34px;width:auto;display:block}
.nav-logo-mark{height:38px;width:auto;display:none}
.nav-links{display:flex;gap:34px}
.nav-links a{
  font-size:15px;font-weight:400;letter-spacing:.12em;
  color:var(--muted);transition:color .2s;position:relative;padding:6px 0;
}
.nav-links a:hover{color:var(--ink)}
.nav-links a.active{color:var(--g1)}
.nav-links a.active::after{
  content:'';position:absolute;left:0;right:0;bottom:-2px;height:2px;background:var(--g1);
}
.nav-cta{
  font-size:15px;font-weight:500;letter-spacing:.14em;
  background:var(--g1);color:#fff;padding:12px 26px;border-radius:2px;
  transition:background .2s;white-space:nowrap;
}
.nav-cta:hover{background:var(--g-deep)}
.nav-burger{display:none}

/* ── page hero (inner pages) ── */
.page-hero{
  margin-top:72px;padding:96px 48px 72px;
  border-bottom:1px solid var(--border);
  position:relative;overflow:hidden;background:var(--paper);
}
.page-hero-inner{max-width:1200px;margin:0 auto;position:relative;z-index:1}
.page-hero h1{
  font-family:'Noto Sans TC',sans-serif;font-size:clamp(32px,4.4vw,50px);font-weight:500;
  letter-spacing:.12em;line-height:1.55;color:var(--ink);margin-top:22px;
}
.page-hero h1 em{font-style:normal;color:var(--g1);white-space:nowrap}
.page-hero .lede{
  font-size:18px;font-weight:400;line-height:2.1;letter-spacing:.05em;
  color:var(--muted);margin-top:24px;max-width:640px;
}
.page-hero .arc-pattern{bottom:-120px;height:320px;z-index:0}

/* ── shared section shell ── */
.section{padding:104px 48px}
.section-inner{max-width:1200px;margin:0 auto}
.sec-head{margin-bottom:56px}
.sec-h2{
  font-family:'Noto Sans TC',sans-serif;font-size:clamp(26px,3.2vw,36px);font-weight:500;
  letter-spacing:.14em;line-height:1.65;color:var(--ink);margin-top:18px;
}
.sec-h2 em{font-style:normal;color:var(--g1)}
.sec-lede{font-size:17px;line-height:2.1;letter-spacing:.05em;color:var(--muted);margin-top:18px;max-width:620px}

/* ── buttons ── */
.btn{
  display:inline-flex;align-items:center;gap:10px;
  font-size:16px;font-weight:500;letter-spacing:.14em;
  padding:16px 34px;border-radius:2px;transition:all .2s;
}
.btn-solid{background:var(--g1);color:#fff}
.btn-solid:hover{background:var(--g-deep)}
.btn-line{border:1px solid rgba(45,132,92,.45);color:var(--g1)}
.btn-line:hover{border-color:var(--g1);background:rgba(45,132,92,.06)}
.btn-dark{background:var(--ink);color:#fff}
.btn-dark:hover{background:var(--g1)}
.btn .arr{font-family:'Exo 2',sans-serif;transition:transform .2s}
.btn:hover .arr{transform:translateX(4px)}
.text-link{
  display:inline-flex;align-items:center;gap:8px;
  font-size:15px;font-weight:500;letter-spacing:.12em;color:var(--g1);
  border-bottom:1px solid rgba(45,132,92,.35);padding-bottom:3px;transition:border-color .2s;
}
.text-link:hover{border-color:var(--g1)}

/* ── marquee ── */
.marquee-strip{background:var(--g1);padding:15px 0;overflow:hidden;white-space:nowrap}
.marquee-inner{display:inline-block;animation:marquee 26s linear infinite}
@keyframes marquee{0%{transform:translateX(0)}100%{transform:translateX(-50%)}}
.marquee-item{
  font-family:'Exo 2',sans-serif;font-size:12px;font-weight:300;letter-spacing:.3em;text-transform:uppercase;
  color:rgba(255,255,255,.78);display:inline-block;padding:0 44px;
}
.marquee-item-dot{color:var(--cream);padding:0 6px}

/* ── photo frame treatment ── */
.photo-frame{position:relative}
.photo-frame img{width:100%;height:100%;object-fit:cover}
.photo-frame::after{
  content:'';position:absolute;inset:14px;border:1px solid rgba(255,255,255,.5);
  pointer-events:none;
}

/* ── CTA band ── */
.cta-band{
  background:var(--cream);padding:88px 48px;
}
.cta-band-inner{
  max-width:1200px;margin:0 auto;
  display:flex;align-items:center;justify-content:space-between;gap:48px;flex-wrap:wrap;
}
.cta-band .en-label{color:rgba(44,48,44,.5)}
.cta-h2{
  font-family:'Noto Sans TC',sans-serif;font-size:clamp(26px,3.2vw,38px);font-weight:500;
  letter-spacing:.14em;line-height:1.65;color:var(--ink);margin-top:14px;
}
.cta-note{font-size:15px;color:rgba(44,48,44,.55);margin-top:16px;letter-spacing:.05em;line-height:1.9}

/* ── footer ── */
.footer{background:var(--charcoal);padding:80px 48px 36px;color:#fff}
.footer-inner{max-width:1200px;margin:0 auto;display:grid;grid-template-columns:1.3fr 1fr 1fr auto;gap:48px;margin-bottom:60px}
.footer-logo{height:34px;width:auto;display:block;margin-bottom:22px}
.footer-social{display:flex;flex-wrap:wrap;gap:12px;margin-top:24px}
.footer-social a{
  width:38px;height:38px;border-radius:50%;border:1px solid rgba(255,255,255,.22);
  color:rgba(255,255,255,.78);display:flex;align-items:center;justify-content:center;
  transition:color .2s,border-color .2s;
}
.footer-social a:hover{color:var(--cream);border-color:rgba(225,220,158,.6)}
.footer-tagline{font-size:16px;font-weight:400;line-height:2.2;letter-spacing:.06em;color:rgba(255,255,255,.8)}
.footer-head{
  font-family:'Exo 2',sans-serif;font-size:11px;font-weight:400;letter-spacing:.28em;text-transform:uppercase;
  color:var(--cream);margin-bottom:22px;opacity:.75;
}
.f-link{font-size:16px;font-weight:400;letter-spacing:.06em;color:rgba(255,255,255,.82);line-height:2.5;display:block;transition:color .2s}
a.f-link:hover{color:#fff}
.f-addr{white-space:nowrap;letter-spacing:.02em}
@media(max-width:1024px){.f-addr{font-size:15px}}
.footer-bottom{
  max-width:1200px;margin:0 auto;
  display:flex;justify-content:space-between;align-items:center;gap:16px;flex-wrap:wrap;
  padding-top:26px;border-top:1px solid rgba(255,255,255,.1);
}
.f-copy{font-family:'Exo 2',sans-serif;font-size:12px;font-weight:300;letter-spacing:.1em;color:rgba(255,255,255,.55)}
.f-legal{display:flex;gap:24px}
.f-legal a{font-size:14px;font-weight:400;letter-spacing:.08em;color:rgba(255,255,255,.6);transition:color .2s}
.f-legal a:hover{color:rgba(255,255,255,.7)}

/* ── reveal ── */
.reveal{opacity:0;transform:translateY(24px);transition:opacity .8s ease,transform .8s ease}
.reveal.visible{opacity:1;transform:none}
.d1{transition-delay:.12s}.d2{transition-delay:.24s}.d3{transition-delay:.36s}.d4{transition-delay:.48s}

/* ================================================================
   RESPONSIVE
   ================================================================ */
@media(max-width:1024px){
  .nav{padding:0 24px}
  .nav-links{display:none}
  .nav-burger{
    display:flex;flex-direction:column;gap:5px;background:none;border:none;cursor:pointer;padding:8px;
  }
  .nav-burger span{width:22px;height:1.5px;background:var(--ink);transition:all .25s}
  .nav-burger.open span:nth-child(1){transform:translateY(6.5px) rotate(45deg)}
  .nav-burger.open span:nth-child(2){opacity:0}
  .nav-burger.open span:nth-child(3){transform:translateY(-6.5px) rotate(-45deg)}
  .nav-right{display:flex;align-items:center;gap:12px}
  .mobile-menu{
    position:fixed;top:72px;left:0;right:0;z-index:99;
    background:var(--paper);border-bottom:1px solid var(--border);
    display:none;flex-direction:column;padding:12px 24px 24px;
  }
  .mobile-menu.open{display:flex}
  .mobile-menu a{
    font-size:17px;letter-spacing:.12em;color:var(--charcoal);
    padding:15px 4px;border-bottom:1px solid var(--border);
  }
  .mobile-menu a.active{color:var(--g1)}
  .section{padding:72px 24px}
  .page-hero{padding:64px 24px 52px}
  .footer{padding:64px 24px 32px}
  .footer-inner{grid-template-columns:1fr 1fr;gap:36px}
  .cta-band{padding:64px 24px}
  .hero-ghost{font-size:220px;right:-40px}
}
@media(min-width:1025px){
  .mobile-menu{display:none !important}
}
@media(max-width:640px){
  .footer-inner{grid-template-columns:1fr}
  .nav-cta{padding:10px 16px;font-size:14px}
  .nav-logo{display:none}
  .nav-logo-mark{display:block}
}