/* ═══════════════════════════════════════════════════
   HANWI 瀚威應材 — 共用樣式
   ═══════════════════════════════════════════════════ */

*,*::before,*::after{box-sizing:border-box;margin:0;padding:0;}
html{scroll-behavior:smooth;}
body{font-family:'Noto Sans TC',sans-serif;background:#fff;color:#333;-webkit-font-smoothing:antialiased;}

/* ── Skip link (a11y) ── */
.skip-link{position:absolute;top:-100px;left:16px;z-index:9999;background:#0A2440;color:#fff;padding:12px 20px;border-radius:4px;font-weight:700;font-size:14px;text-decoration:none;transition:top 0.2s;}
.skip-link:focus{top:16px;outline:3px solid #1683C7;outline-offset:2px;}

/* ── Focus visible (a11y) ── */
a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible,summary:focus-visible,[tabindex]:focus-visible{outline:3px solid #1683C7;outline-offset:2px;border-radius:3px;}
.nav-cta:focus-visible,.btn-primary:focus-visible,.contact-cta:focus-visible{outline:3px solid #fff;outline-offset:2px;box-shadow:0 0 0 6px #1683C7;}

/* ── Animations ── */
@keyframes fadeInUp{from{opacity:0;transform:translateY(40px);}to{opacity:1;transform:translateY(0);}}
@keyframes fadeIn{from{opacity:0;}to{opacity:1;}}
@keyframes floatA{0%,100%{transform:translate(0,0);}50%{transform:translate(10px,-12px);}}
@keyframes floatB{0%,100%{transform:translate(0,0);}50%{transform:translate(-9px,11px);}}
@keyframes slowZoom{0%{transform:scale(1);}100%{transform:scale(1.08);}}
@keyframes navSlide{from{opacity:0;transform:translateY(-12px);}to{opacity:1;transform:translateY(0);}}

/* ── Reveal on scroll ── */
.reveal{opacity:0;transform:translateY(32px);transition:opacity 0.9s cubic-bezier(0.16,1,0.3,1),transform 0.9s cubic-bezier(0.16,1,0.3,1);}
.reveal.visible{opacity:1;transform:translateY(0);}

/* ── HEADER (utility bar + main nav) ── */
.site-header{position:fixed;top:0;left:0;right:0;z-index:100;background:rgba(255,255,255,0.94);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border-bottom:1px solid rgba(0,0,0,0.06);animation:navSlide 0.6s ease both;transition:background 0.3s;}
.site-header.scrolled{background:rgba(255,255,255,0.98);box-shadow:0 2px 20px rgba(0,0,0,0.07);}

/* utility bar */
.utility-bar{background:#0A2440;color:#fff;font-size:12px;}
.utility-bar__inner{max-width:1440px;margin:0 auto;display:flex;justify-content:space-between;align-items:center;padding:7px 64px;}
.utility-bar__contact{display:flex;gap:18px;align-items:center;color:rgba(255,255,255,0.75);}
.utility-bar__contact a{color:inherit;text-decoration:none;transition:color 0.2s;font-family:'IBM Plex Mono',monospace;letter-spacing:0.02em;}
.utility-bar__contact a:hover{color:#fff;}
.utility-bar__sep{color:rgba(255,255,255,0.3);}
.utility-bar__lang{display:flex;gap:4px;align-items:center;}
.lang-btn{background:transparent;border:none;color:rgba(255,255,255,0.55);font-family:'IBM Plex Mono',monospace;font-size:12px;font-weight:600;letter-spacing:0.08em;padding:6px 10px;border-radius:3px;cursor:pointer;transition:all 0.2s;}
.lang-btn:hover{color:#fff;background:rgba(255,255,255,0.08);}
.lang-btn.active{color:#fff;background:#1683C7;}
.lang-divider{color:rgba(255,255,255,0.2);font-size:10px;padding:0 1px;}
.nav-lang{display:flex;align-items:center;gap:0;margin-left:10px;}
.nav-lang .lang-btn{color:rgba(10,36,64,0.4);font-size:11px;font-weight:600;letter-spacing:0.06em;padding:4px 7px;border-radius:3px;}
.nav-lang .lang-btn:hover{color:#0A2440;background:rgba(10,36,64,0.06);}
.nav-lang .lang-btn.active{color:#1683C7;background:transparent;}
.nav-lang .lang-divider{color:rgba(10,36,64,0.2);font-size:10px;padding:0 1px;}

/* main nav */
nav#main-nav{display:flex;align-items:center;justify-content:space-between;padding:14px 64px;max-width:1440px;margin:0 auto;}
.nav-logo img{height:60px;display:block;}
.nav-logo a{display:block;}
.nav-links{display:flex;align-items:center;gap:32px;list-style:none;}
.nav-links a{color:#0A2440;font-size:14px;font-weight:500;text-decoration:none;transition:color 0.2s;position:relative;padding:8px 0;}
.nav-links a:hover{color:#1683C7;}
.nav-links a.active{color:#1683C7;font-weight:700;}
.nav-links a.active::after{content:'';position:absolute;left:0;right:0;bottom:-14px;height:2px;background:#1683C7;}
.nav-right{display:flex;align-items:center;gap:14px;}
.nav-cta{background:rgba(22,131,199,0.10);backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);border:1px solid rgba(22,131,199,0.38);color:#1683C7 !important;padding:9px 22px !important;border-radius:6px;font-size:13px;font-weight:700;letter-spacing:0.01em;box-shadow:0 2px 12px rgba(22,131,199,0.14),inset 0 1px 0 rgba(255,255,255,0.85);transition:all 0.22s !important;text-decoration:none !important;display:inline-block;}
.nav-cta:hover{background:rgba(22,131,199,0.2) !important;border-color:rgba(22,131,199,0.65) !important;color:#1683C7 !important;box-shadow:0 4px 20px rgba(22,131,199,0.28),inset 0 1px 0 rgba(255,255,255,0.95) !important;transform:translateY(-1px);}
.nav-cta::after{display:none !important;}

/* mobile hamburger */
.nav-toggle{display:none;background:transparent;border:none;cursor:pointer;padding:8px;color:#0A2440;}
.nav-toggle svg{display:block;}
.mobile-menu{display:none;position:fixed;top:0;left:0;right:0;bottom:0;z-index:99;background:rgba(10,36,64,0.97);backdrop-filter:blur(8px);padding:96px 32px 32px;opacity:0;pointer-events:none;transition:opacity 0.3s;}
.mobile-menu.open{opacity:1;pointer-events:auto;}
.mobile-menu ul{list-style:none;display:flex;flex-direction:column;gap:8px;}
.mobile-menu a{display:block;padding:18px 20px;font-family:'Noto Serif TC',serif;font-size:20px;font-weight:700;color:#fff;text-decoration:none;border-radius:8px;transition:background 0.2s;}
.mobile-menu a:hover{background:rgba(255,255,255,0.08);}
.mobile-menu a.active{color:#1683C7;}
.mobile-menu__lang{margin-top:32px;padding-top:24px;border-top:1px solid rgba(255,255,255,0.12);display:flex;gap:8px;justify-content:center;}
.mobile-menu__lang .lang-btn{font-size:14px;padding:10px 18px;color:rgba(255,255,255,0.6);}

/* ── BREADCRUMB ── */
.page-crumb{padding:96px 64px 0;background:#fff;}
.page-crumb__inner{display:flex;align-items:center;gap:10px;font-family:'IBM Plex Mono',monospace;font-size:12px;color:#8A99AC;max-width:1280px;margin:0 auto;}
.page-crumb__inner a{color:#8A99AC;text-decoration:none;transition:color 0.2s;}
.page-crumb__inner a:hover{color:#1683C7;}
.page-crumb__inner .sep{color:#C7D0DA;}
.page-crumb__inner .current{color:#1683C7;}

/* ── Common buttons ── */
.btn-primary{background:#0A2440;color:#fff;padding:14px 32px;border-radius:4px;font-weight:700;font-size:15px;cursor:pointer;text-decoration:none;transition:background 0.25s,transform 0.25s,box-shadow 0.25s;box-shadow:0 8px 24px rgba(10,36,64,0.15);display:inline-block;}
.btn-primary:hover{background:#1683C7;transform:translateY(-2px);box-shadow:0 14px 36px rgba(22,131,199,0.3);}
.btn-outline{color:#0A2440;padding:14px 32px;border-radius:4px;font-weight:600;font-size:15px;border:1.5px solid #D9E4EF;cursor:pointer;text-decoration:none;transition:color 0.25s,border-color 0.25s;display:inline-block;}
.btn-outline:hover{color:#1683C7;border-color:#1683C7;}

/* ── Consultation Strip (page bottom CTA) ── */
.consult-strip{background:#0A2440;color:#fff;padding:80px 64px;position:relative;overflow:hidden;}
.consult-strip::before{content:'';position:absolute;inset:0;background:radial-gradient(ellipse 50% 60% at 80% 50%,rgba(22,131,199,0.18) 0%,transparent 70%);}
.consult-strip__inner{position:relative;z-index:1;display:flex;align-items:center;justify-content:space-between;gap:48px;flex-wrap:wrap;max-width:1280px;margin:0 auto;}
.consult-strip__eyebrow{font-family:'IBM Plex Mono',monospace;font-size:11px;letter-spacing:0.18em;color:#1683C7;margin-bottom:14px;}
.consult-strip__title{font-family:'Noto Serif TC',serif;font-size:32px;font-weight:900;color:#fff;line-height:1.3;}
.consult-strip__actions{display:flex;gap:14px;flex-shrink:0;flex-wrap:wrap;}
.consult-strip .btn-primary{background:#1683C7;box-shadow:0 8px 24px rgba(22,131,199,0.3);}
.consult-strip .btn-primary:hover{background:#1F95DB;}
.consult-strip .btn-outline{color:#fff;border-color:rgba(255,255,255,0.25);}
.consult-strip .btn-outline:hover{color:#1683C7;border-color:#1683C7;}

/* ── Contact Footer ── */
.section-contact{background:#1B6AAD;position:relative;overflow:hidden;}
.contact-blob{position:absolute;top:-30px;left:80px;width:80px;height:80px;background:rgba(255,255,255,0.08);border-radius:0 0 50% 50%;}
.contact-grid{display:grid;grid-template-columns:360px 1fr;min-height:260px;}
.contact-left{display:flex;flex-direction:column;justify-content:center;align-items:center;padding:60px 40px;border-right:1px solid rgba(255,255,255,0.12);}
.contact-left__title{font-family:'Noto Serif TC',serif;font-size:42px;font-weight:900;color:#fff;letter-spacing:0.08em;}
.contact-left__sub{font-size:14px;color:rgba(255,255,255,0.85);margin-top:8px;letter-spacing:0.1em;}
.contact-right{display:flex;flex-direction:column;justify-content:center;padding:48px 64px;}
.contact-row{display:flex;align-items:flex-start;gap:48px;}
.contact-icon-wrap{width:44px;height:44px;border:2px solid rgba(255,255,255,0.4);border-radius:50%;display:flex;align-items:center;justify-content:center;flex-shrink:0;}
.contact-info{flex:1;}
.contact-info__title{font-weight:700;color:#fff;font-size:16px;margin-bottom:8px;}
.contact-info__sub{font-size:13px;color:rgba(255,255,255,0.82);line-height:1.7;}
.contact-cta{background:#E63A2E;color:#fff;padding:12px 28px;border-radius:24px;font-weight:700;font-size:14px;cursor:pointer;white-space:nowrap;transition:all 0.2s;text-decoration:none;align-self:center;flex-shrink:0;}
.contact-cta:hover{background:#D32F23;transform:translateY(-1px);box-shadow:0 4px 16px rgba(230,58,46,0.35);}
.contact-divider{border-top:2px dashed rgba(255,255,255,0.2);margin:28px 0;position:relative;}
.contact-divider::after{content:'';position:absolute;top:-6px;left:50%;transform:translateX(-50%);width:12px;height:12px;background:rgba(255,255,255,0.15);border-radius:50%;}
.contact-phone-right{text-align:right;}
.contact-phone-label{font-size:13px;color:rgba(255,255,255,0.8);margin-bottom:4px;}
.contact-phone-num{font-family:'IBM Plex Mono',monospace;font-size:28px;font-weight:600;color:#fff;letter-spacing:0.02em;text-decoration:none;}

/* ── Site Footer ── */
.site-footer{background:#0A2440;padding:48px 64px;display:grid;grid-template-columns:220px 1fr auto;gap:64px;align-items:start;}
.footer-logo img{height:44px;filter:brightness(0) invert(1);opacity:0.9;}
.footer-logo p{font-size:12px;color:rgba(255,255,255,0.35);margin-top:12px;line-height:1.6;}
.footer-nav{display:grid;grid-template-columns:repeat(3,1fr);gap:32px;}
.footer-nav-group__label{font-family:'IBM Plex Mono',monospace;font-size:10px;letter-spacing:0.12em;color:rgba(255,255,255,0.35);margin-bottom:14px;}
.footer-nav-group__links{display:flex;flex-direction:column;gap:8px;}
.footer-nav-group__links a{font-size:13px;color:rgba(255,255,255,0.85);text-decoration:none;transition:color 0.2s;}
.footer-nav-group__links a:hover{color:#fff;}
.footer-meta__copy{font-size:12px;color:rgba(255,255,255,0.75);line-height:1.7;text-align:right;}

/* ── Reduced motion (a11y) ── */
@media (prefers-reduced-motion: reduce){
  *,*::before,*::after{animation-duration:0.01ms !important;animation-iteration-count:1 !important;transition-duration:0.01ms !important;scroll-behavior:auto !important;}
  .reveal{opacity:1 !important;transform:none !important;}
}

/* ── Responsive ── */
@media (max-width:1100px){
  nav{padding:16px 32px;}
  .page-crumb{padding:80px 32px 0;}
  .consult-strip{padding:64px 32px;}
  .consult-strip__inner{flex-direction:column;align-items:flex-start;}
  .consult-strip__title{font-size:26px;}
  .contact-grid{grid-template-columns:1fr;}
  .contact-left{border-right:none;border-bottom:1px solid rgba(255,255,255,0.12);}
  .site-footer{grid-template-columns:1fr 1fr;}
  .footer-meta{grid-column:span 2;}
  .footer-meta__copy{text-align:left;}
}
@media (max-width:1100px){
  .utility-bar__inner{padding:6px 24px;}
  nav#main-nav{padding:12px 24px;}
}
@media (max-width:768px){
  .utility-bar__inner{padding:6px 16px;gap:8px;}
  .utility-bar__contact{display:none;}
  nav#main-nav{padding:10px 16px;}
  .nav-links{display:none;}
  .nav-cta{display:none;}
  .nav-toggle{display:block;}
  .mobile-menu{display:block;}
  .nav-right{display:none;}
  .page-crumb{padding:92px 20px 0;}
  .consult-strip{padding:48px 20px;}
  .contact-row{flex-wrap:wrap;gap:20px;}
  .contact-right{padding:32px 24px;}
  .site-footer{grid-template-columns:1fr;gap:32px;padding:40px 24px;}
  .footer-nav{grid-template-columns:1fr 1fr;}
  .footer-meta{grid-column:1;}
}