*{margin:0;padding:0;box-sizing:border-box;}
button,a{outline:none;}
button:focus-visible,a:focus-visible{outline:2px solid var(--yellow);outline-offset:3px;}
:root{
  --yellow:#FFD300;
  --black:#0A0A0A;
  --white:#FFFFFF;
  --dark-gray:#1A1A1A;
  --mid-gray:#888888;
  --border-radius-card:14px;
  --border-radius-btn:40px;
  --fs-h1:clamp(72px,11vw,140px);
  --fs-h2:clamp(28px,4vw,48px);
  --fs-h3:clamp(18px,2.5vw,26px);
  --fs-h4:20px;
  --fs-body:16px;
  --fs-small:14px;
  --fs-label:14px;
  --fs-nav:14px;
  --lh-body:1.8;
  --lh-heading:1.1;
}
html{scroll-behavior:smooth;}
body{font-family:'Noto Sans TC',sans-serif;font-size:var(--fs-body);background:var(--black);color:var(--white);overflow-x:hidden;line-height:var(--lh-body);}
::-webkit-scrollbar{width:4px;}
::-webkit-scrollbar-track{background:var(--black);}
::-webkit-scrollbar-thumb{background:var(--yellow);}

/* ══════════════════════════════
   TOP FIXED BACKGROUND
══════════════════════════════ */
.top-fixed-bg{display:none;}

/* ══════════════════════════════
   STICKY NAV WRAPPER
══════════════════════════════ */
.sticky-nav-wrapper{position:sticky;top:0;z-index:300;background:var(--black);}
/* WP 後台工具列（admin bar）會佔掉頂端 32px，sticky 元素的 top 要跟著讓開，否則會出現一條縫 */
body.admin-bar .sticky-nav-wrapper{top:32px;}
@media screen and (max-width:782px){
  body.admin-bar .sticky-nav-wrapper{top:46px;}
}

/* ══════════════════════════════
   PROMO BAR
══════════════════════════════ */
.promo-bar{
  position:relative;width:100%;height:36px;
  background:var(--black);color:var(--yellow);
  overflow:hidden;
}
.promo-bar-track{position:relative;width:100%;height:100%;}
.promo-item{
  position:absolute;inset:0;
  display:flex;align-items:center;justify-content:center;
  gap:6px;padding:0 16px;text-align:center;
  font-size:12px;letter-spacing:1px;font-weight:500;
  white-space:nowrap;overflow:hidden;text-overflow:ellipsis;
  opacity:0;transform:translateY(100%);
  transition:transform .6s cubic-bezier(.16,1,.3,1),opacity .6s;
}
.promo-item.active{opacity:1;transform:translateY(0);}
.promo-item.prev{opacity:0;transform:translateY(-100%);}

/* ══════════════════════════════
   NAV
══════════════════════════════ */
nav{
  position:relative;width:100%;z-index:200;
  padding:0 48px;height:68px;
  display:flex;align-items:center;justify-content:space-between;
  background:rgba(242,242,242,0.97);
  border-bottom:1px solid rgba(0,0,0,.08);
  transition:box-shadow .3s;
}
nav.scrolled{box-shadow:0 2px 20px rgba(0,0,0,.12);}
.nav-logo img{height:36px;width:auto;display:block;}
.nav-center{display:flex;align-items:center;gap:32px;list-style:none;}
.nav-center li{position:relative;display:flex;align-items:center;}
.nav-center a,.nav-center button{
  font-family:'Noto Sans TC',sans-serif;
  font-size:var(--fs-nav);font-weight:500;letter-spacing:.5px;
  color:var(--black);text-decoration:none;
  background:none;border:none;cursor:pointer;padding:4px 0;
  transition:color .2s;
}
.nav-center a.active{color:var(--black);font-weight:700;}
.nav-center a:hover,.nav-center button:hover{color:rgba(0,0,0,.4);}
.nav-arrow{font-size:10px;margin-left:4px;display:inline-block;transition:transform .3s;}
.nav-center li:hover .nav-arrow{transform:rotate(180deg);}
.nav-dropdown{
  position:absolute;top:calc(100% + 16px);left:50%;transform:translateX(-50%) translateY(-8px);
  background:var(--white);border:1px solid rgba(0,0,0,.08);
  border-radius:10px;padding:8px 0;min-width:120px;
  box-shadow:0 8px 32px rgba(0,0,0,.12);
  opacity:0;visibility:hidden;transition:all .25s cubic-bezier(.16,1,.3,1);
}
.nav-dropdown a{
  display:block;padding:10px 20px;
  font-size:var(--fs-small);color:var(--black);
  text-decoration:none;transition:background .2s;
}
.nav-dropdown a:hover{background:rgba(0,0,0,.04);}
.nav-center li:hover .nav-dropdown{opacity:1;visibility:visible;transform:translateX(-50%) translateY(0);}
.nav-search{
  background:none;border:none;cursor:pointer;padding:8px;
  display:flex;align-items:center;
}
.nav-search svg{width:20px;height:20px;fill:var(--black);}
.nav-hamburger{
  display:none;flex-direction:column;gap:5px;
  background:none;border:none;cursor:pointer;padding:4px;
}
.nav-hamburger span{display:block;width:22px;height:2px;background:var(--black);transition:all .3s;}
.nav-hamburger.open span:nth-child(1){transform:translateY(0.5px) rotate(45deg);}
.nav-hamburger.open span:nth-child(2){transform:translateY(-5.5px) rotate(-45deg);}

/* Mobile Menu */
.mobile-menu{
  position:absolute;top:100%;left:0;width:100%;
  background:rgba(242,242,242,0.98);z-index:190;
  padding:16px 24px 24px;
  transform:translateY(-110%);opacity:0;
  transition:transform .4s cubic-bezier(.16,1,.3,1),opacity .3s;
}
.mobile-menu.open{transform:translateY(0);opacity:1;}
.mobile-menu ul{list-style:none;}
.mobile-menu li{border-bottom:1px solid rgba(0,0,0,.07);}
.mobile-menu a,.mobile-menu button{
  display:block;width:100%;padding:14px 0;
  font-size:15px;font-weight:500;color:var(--black);
  text-decoration:none;background:none;border:none;cursor:pointer;
  font-family:'Noto Sans TC',sans-serif;text-align:left;
}
.mobile-submenu{padding:0 0 8px 16px;display:none;}
.mobile-submenu.open{display:block;}
.mobile-submenu a{font-size:14px;color:rgba(0,0,0,.6);padding:8px 0;border:none;}

/* ══════════════════════════════
   PAGE HERO
══════════════════════════════ */
.page-hero{
  background:var(--black);
  padding-bottom:0;
}
.page-hero-inner{
  max-width:1200px;margin:0 auto;
  padding:80px 48px 0;
  position:relative;z-index:2;
}
.page-hero-eyebrow{
  font-size:12px;letter-spacing:3px;font-weight:500;
  color:var(--yellow);text-transform:uppercase;
  margin-bottom:16px;display:block;
}
.page-hero-title{
  font-family:'Bebas Neue',sans-serif;
  font-size:clamp(56px,9vw,120px);
  line-height:.95;
  letter-spacing:2px;
  color:var(--white);
  margin-bottom:24px;
}
.page-hero-title span{color:var(--yellow);}
.page-hero-desc{
  font-size:var(--fs-body);color:rgba(255,255,255,.55);
  max-width:480px;line-height:var(--lh-body);
  margin-bottom:60px;
}
.page-hero-divider{
  height:1px;background:rgba(255,255,255,.08);
  max-width:1200px;margin:0 auto;
}
.page-hero-bg-text{
  position:absolute;bottom:-20px;right:-10px;
  font-family:'Bebas Neue',sans-serif;
  font-size:clamp(120px,18vw,260px);
  color:rgba(255,255,255,.03);
  line-height:1;letter-spacing:4px;
  pointer-events:none;user-select:none;z-index:1;
  white-space:nowrap;
}

/* ══════════════════════════════
   FAQ SECTION
══════════════════════════════ */
.faq-section{
  max-width:1200px;margin:0 auto;
  padding:80px 48px 120px;
}

.faq-tabs{
  display:flex;flex-wrap:wrap;gap:10px;
  margin-bottom:60px;
}
.faq-tab{
  padding:10px 24px;border-radius:var(--border-radius-btn);
  border:1.5px solid rgba(255,255,255,.15);
  background:transparent;color:rgba(255,255,255,.5);
  font-family:'Noto Sans TC',sans-serif;
  font-size:var(--fs-small);font-weight:500;letter-spacing:.5px;
  cursor:pointer;transition:all .25s;
}
.faq-tab:hover{border-color:rgba(255,255,255,.4);color:var(--white);}
.faq-tab.active{
  background:var(--yellow);color:var(--black);
  border-color:var(--yellow);font-weight:700;
}

.faq-category{display:none;}
.faq-category.active{display:block;}
.faq-category-title{
  font-family:'Bebas Neue',sans-serif;
  font-size:clamp(28px,4vw,42px);
  letter-spacing:2px;color:var(--white);
  margin-bottom:32px;
  display:flex;align-items:center;gap:16px;
}
.faq-category-title::after{
  content:'';flex:1;height:1px;background:rgba(255,255,255,.1);
}

.faq-list{display:flex;flex-direction:column;gap:0;}
.faq-item{
  border-bottom:1px solid rgba(255,255,255,.08);
}
.faq-item:first-child{border-top:1px solid rgba(255,255,255,.08);}

.faq-question{
  width:100%;display:flex;align-items:center;justify-content:space-between;
  padding:24px 0;gap:24px;
  background:none;border:none;cursor:pointer;text-align:left;
  transition:background .2s;
}
.faq-question:hover .faq-q-text{color:var(--yellow);}
.faq-q-text{
  font-family:'Noto Sans TC',sans-serif;
  font-size:var(--fs-body);font-weight:500;
  color:var(--white);line-height:1.5;letter-spacing:.3px;
  transition:color .25s;flex:1;
}
.faq-icon{
  flex-shrink:0;
  width:32px;height:32px;
  border:1.5px solid rgba(255,255,255,.2);
  border-radius:50%;
  display:flex;align-items:center;justify-content:center;
  font-size:18px;font-weight:300;color:rgba(255,255,255,.5);
  transition:all .3s cubic-bezier(.16,1,.3,1);
  line-height:1;
}
.faq-item.open .faq-icon{
  background:var(--yellow);border-color:var(--yellow);
  color:var(--black);transform:rotate(0deg);
}

.faq-answer{
  max-height:0;overflow:hidden;
  transition:max-height .45s cubic-bezier(.16,1,.3,1), padding .3s;
}
.faq-item.open .faq-answer{max-height:600px;}
.faq-answer-inner{
  padding:0 0 28px 0;
  font-size:var(--fs-body);color:rgba(255,255,255,.55);
  line-height:var(--lh-body);letter-spacing:.3px;
  max-width:760px;
}
.faq-answer-inner a{
  color:var(--yellow);text-decoration:none;border-bottom:1px solid rgba(255,211,0,.3);
  transition:border-color .2s;
}
.faq-answer-inner a:hover{border-color:var(--yellow);}

/* ══════════════════════════════
   CONTACT BANNER
══════════════════════════════ */
.contact-banner{
  background:var(--dark-gray);
  padding:80px 48px;
  text-align:center;
  position:relative;overflow:hidden;
}
.contact-banner::before{
  content:'';position:absolute;inset:0;
  background:radial-gradient(ellipse 60% 80% at 50% 100%, rgba(255,211,0,.06) 0%, transparent 70%);
  pointer-events:none;
}
.contact-banner-eyebrow{
  font-size:12px;letter-spacing:3px;color:var(--yellow);
  font-weight:500;margin-bottom:16px;display:block;
}
.contact-banner-title{
  font-family:'Bebas Neue',sans-serif;
  font-size:clamp(36px,5vw,64px);
  letter-spacing:2px;color:var(--white);
  margin-bottom:16px;line-height:1;
}
.contact-banner-desc{
  font-size:var(--fs-body);color:rgba(255,255,255,.5);
  margin-bottom:36px;
}
.contact-banner-btn{
  display:inline-block;
  padding:16px 48px;
  background:var(--yellow);color:var(--black);
  font-family:'Noto Sans TC',sans-serif;
  font-size:var(--fs-body);font-weight:700;letter-spacing:1px;
  border-radius:var(--border-radius-btn);text-decoration:none;
  transition:transform .2s,box-shadow .2s;
}
.contact-banner-btn:hover{transform:translateY(-2px);box-shadow:0 8px 24px rgba(255,211,0,.3);}

/* ══════════════════════════════
   FOOTER
══════════════════════════════ */
footer{background:var(--yellow);padding:56px 60px 40px;}
.footer-top{
  display:flex;gap:80px;flex-wrap:wrap;margin-bottom:0;
}
.footer-col-title{font-size:var(--fs-h4);font-weight:700;color:var(--black);margin-bottom:18px;letter-spacing:1px;}
.footer-links{list-style:none;}
.footer-links li{margin-bottom:12px;}
.footer-links a{font-size:var(--fs-body);color:rgba(0,0,0,.65);text-decoration:none;letter-spacing:.5px;transition:color .3s;}
.footer-links a:hover{color:var(--black);}
.footer-social-title{font-size:var(--fs-h4);font-weight:700;color:var(--black);margin-bottom:16px;letter-spacing:1px;}
.footer-social{display:flex;gap:10px;margin-bottom:20px;}
.footer-social a{
  width:40px;height:40px;border-radius:50%;
  background:rgba(0,0,0,.08);
  display:flex;align-items:center;justify-content:center;
  transition:background .2s;
}
.footer-social a img{width:22px;height:22px;object-fit:contain;}
.footer-social a:hover{background:rgba(0,0,0,.75);}
.footer-divider{height:1px;background:rgba(0,0,0,.1);margin:36px 0 20px;}
.footer-bottom{display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:8px;}
.footer-copyright{font-size:var(--fs-small);letter-spacing:1px;color:rgba(0,0,0,.4);}

/* ══════════════════════════════
   REVEAL ANIMATION
══════════════════════════════ */
.reveal{opacity:0;transform:translateY(28px);transition:opacity .7s cubic-bezier(.16,1,.3,1),transform .7s cubic-bezier(.16,1,.3,1);}
.reveal.visible{opacity:1;transform:translateY(0);}

/* ══════════════════════════════
   RWD
══════════════════════════════ */
@media(max-width:900px){
  nav{padding:0 24px;}
  .nav-center{display:none;}
  .nav-search{margin-left:auto;margin-right:16px;}
  .nav-hamburger{display:flex;}
  .page-hero-inner{padding:60px 24px 0;}
  .faq-section{padding:60px 24px 80px;}
  .contact-banner{padding:60px 24px;}
  footer{padding:48px 24px 32px;}
  .footer-top{flex-direction:column;gap:36px;}
  .footer-bottom{flex-direction:column;text-align:center;}
  .faq-tabs{gap:8px;}
  .faq-tab{padding:9px 18px;font-size:13px;}
}
@media(max-width:480px){
  .faq-question{padding:20px 0;}
  .faq-q-text{font-size:15px;}
}