/* ════════════════════════════════════
   base.css — 全域基礎（所有頁面共用）
   來源：global + ticker + header + footer + layout + scroll-fade + responsive
════════════════════════════════════ */

/* ── global.css ── */
/* ════════════════════════════════════
   RESET & ROOT
════════════════════════════════════ */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;font-size:16px}
:root{
  --bg:#fff;
  --surface:#f5f5f5;
  --surface2:#f0f0f0;
  --surface3:#e8e8e8;
  --white:#222;
  --dim:#888;
  --dim2:#bbb;
  --line:#e8e8e8;
  --line2:#ddd;
  --accent:#7EB8A0;
  --accent-dim:rgba(126,184,160,.12);

  --sidebar:240px;
  --header:60px;
  --px:40px;

  --lt-navy:#0D2240;
  --lt-blue:#2563B0;
  --lt-blue-bg:#EEF4FF;
  --lt-border:#E2E8F0;
  --lt-text:#64748B;
  --lt-muted:#94A3B8;
  --lt-surface:#F8F9FC;

  --font-body:'Noto Sans TC','Noto Sans JP','Hiragino Sans','Microsoft JhengHei','Segoe UI',Arial,sans-serif;
  --font-display:'Montserrat','Segoe UI',Arial,sans-serif;

  --fs-micro: 14px;
  --fs-caption: 14px;
  --fs-small: 14px;
  --fs-body: clamp(14px,1.45vw,15px);
  --fs-body-lg: clamp(15px,1.55vw,16px);
  --fs-card-title: clamp(16px,1.8vw,18px);
  --fs-section-title: clamp(30px,4vw,34px);
  --fs-hero-bg: clamp(120px,22vw,300px);
  --fs-hero-title: clamp(56px,10vw,120px);
  --fs-hero-lead: clamp(15px,1.8vw,20px);
  --fs-footer-name: clamp(60px,12vw,140px);
  --fs-display-sm: 20px;
  --fs-display-md: clamp(22px,2.4vw,24px);
  --fs-display-lg: clamp(30px,5vw,52px);
  --fs-process-number: 30px;
  --fs-process-large-number: 46px;
  --fs-icon-sm: 15px;
  --fs-icon-md: 18px;
  --fs-icon-lg: 22px;
  --fs-icon-xl: 24px;
  --fs-icon-xxl: 42px;
  --fs-icon-hero: 48px;
  --fs-icon-hero-lg: 52px;
}
body{
  background:var(--bg);
  color:var(--white);
  font-family:var(--font-body);
  font-size:var(--fs-body-lg);
  overflow-x:hidden;
}
.hidden{display:none!important}

/* ── Back to top ── */
.back-to-top{
  position:fixed;
  right:24px;
  bottom:24px;
  z-index:90;
  width:56px;
  height:56px;
  border:1px solid #222;
  background:#fff;
  color:#222;
  display:flex;
  flex-direction:column;
  align-items:center;
  justify-content:center;
  gap:2px;
  font-family:var(--font-display),'Noto Sans TC',sans-serif;
  cursor:pointer;
  opacity:0;
  visibility:hidden;
  transform:translateY(10px);
  pointer-events:none;
  transition:opacity .2s ease,visibility .2s ease,transform .2s ease,background .2s ease,color .2s ease;
}
.back-to-top.is-visible{
  opacity:1;
  visibility:visible;
  transform:translateY(0);
  pointer-events:auto;
}
.back-to-top:hover,
.back-to-top:focus-visible{
  background:#222;
  color:#fff;
}
.back-to-top:focus-visible{outline:2px solid #222;outline-offset:3px}
.back-to-top__arrow{font-size:var(--fs-icon-md);font-weight:800;line-height:1}
.back-to-top__label{font-size:var(--fs-micro);font-weight:800;letter-spacing:.12em;line-height:1}


/* ── ticker.css ── */
/* ════════════════════════════════════
   NEWS TICKER
════════════════════════════════════ */
.ticker-bar{
  background:#f5f5f5;
  border-bottom:1px solid #e8e8e8;
  padding:7px 0;
  overflow:hidden;
  white-space:nowrap;
}
.ticker-inner{
  display:inline-block;
  animation:tick 28s linear infinite;
  will-change:transform;
  font-size:12px;
  letter-spacing:.08em;
  color:#888;
}
.ticker-inner a{color:#222;text-decoration:none;font-weight:500;margin:0 6px}
.ticker-sep{margin:0 20px;color:#ccc}
@keyframes tick{0%{transform:translateX(0)}100%{transform:translateX(-50%)}}


/* ── header.css ── */
/* ════════════════════════════════════
   HEADER / NAV
════════════════════════════════════ */
header{
  position:sticky;top:0;z-index:100;
  background:rgba(255,255,255,.95);
  backdrop-filter:blur(6px);
  -webkit-backdrop-filter:blur(6px);
  border-bottom:1px solid #e8e8e8;
  display:flex;align-items:center;justify-content:space-between;
  padding:0 40px;height:var(--header);min-height:var(--header);
  font-family:var(--font-body);
  line-height:1;
  transform:translateZ(0);
  will-change:transform;
}
.logo{display:flex;flex-direction:column;line-height:1.2;text-decoration:none;color:#222}
.logo-job{font-size:10px;letter-spacing:.18em;color:#aaa;font-weight:400;text-transform:lowercase}
.logo-name{font-family:var(--font-display);font-size:var(--fs-display-sm);font-weight:800;letter-spacing:.06em;color:#222}
.logo-accent{color:#d4a843;}
.nav-links{display:flex;gap:0;list-style:none}
.nav-links li a{
  display:flex;flex-direction:column;align-items:center;gap:1px;
  padding:0 18px;height:var(--header);justify-content:center;
  text-decoration:none;color:#555;font-size:var(--fs-micro);font-weight:600;
  line-height:1.2;
  letter-spacing:.14em;text-transform:uppercase;
  border-bottom:2px solid transparent;
  transition:color .2s,border-color .2s;
}
.nav-links li a:hover{color:#222;border-bottom-color:#222}
.nav-links li a .nav-sub{font-size:10px;color:#bbb;font-weight:400;letter-spacing:.06em;text-transform:none}
.nav-right{display:flex;align-items:center;gap:16px}
.nav-icon{color:#aaa;text-decoration:none;font-size:var(--fs-body-lg);transition:color .2s}
.nav-icon:hover{color:#222}
.nav-menu-btn{
  display:none;background:none;border:none;cursor:pointer;
  font-size:var(--fs-micro);font-weight:700;letter-spacing:.14em;color:#222;
}
.mobile-nav{
  display:none;
  position:absolute;
  top:100%;
  left:0;
  right:0;
  z-index:99;
  background:#fff;
  border-bottom:1px solid #e8e8e8;
  box-shadow:0 20px 34px rgba(0,0,0,.06);
  opacity:0;
  visibility:hidden;
  pointer-events:none;
  transform:translateY(-10px);
  transition:opacity .2s ease,visibility .2s ease,transform .2s ease;
}
.mobile-nav a{
  display:grid;
  grid-template-columns:42px 1fr;
  gap:14px;
  align-items:center;
  padding:22px 24px;
  border-top:1px solid #e8e8e8;
  color:#222;
  text-decoration:none;
}
.mobile-nav a:hover,
.mobile-nav a:focus-visible{background:#fafafa}
.mobile-nav-num{
  font-family:var(--font-display);
  font-size:var(--fs-micro);
  color:#bbb;
  letter-spacing:.1em;
}
.mobile-nav-main{
  display:block;
  font-family:var(--font-display);
  font-size:var(--fs-display-sm);
  font-weight:800;
  letter-spacing:.12em;
  line-height:1.1;
}
.mobile-nav-sub{
  display:block;
  margin-top:6px;
  color:#aaa;
  font-size:var(--fs-micro);
  letter-spacing:.08em;
  line-height:1.4;
}
header.is-menu-open .mobile-nav{
  opacity:1;
  visibility:visible;
  pointer-events:auto;
  transform:translateY(0);
}


/* ── Shared page hero ── */
.page-hero,
.hero-identity{
  min-height:calc(100vh - var(--header));
  background:#fff;
  display:flex;
  flex-direction:column;
  justify-content:center;
  padding:120px 8vw 80px;
  position:relative;
  overflow:hidden;
  border-bottom:1px solid #e8e8e8;
  color:#222;
}
.page-hero::before,
.hero-identity::before{
  content:attr(data-hero-bg);
  position:absolute;
  right:-4vw;top:50%;
  transform:translateY(-50%);
  font-size:var(--fs-hero-bg);
  font-weight:800;
  color:rgba(0,0,0,.04);
  letter-spacing:0;
  pointer-events:none;user-select:none;
  line-height:1;
  font-family:var(--font-display);
}
.page-hero__inner,
.hero-identity__inner{
  position:relative;
  z-index:1;
}
.page-hero__eyebrow,
.hero-identity__eyebrow{
  font-size:var(--fs-micro);letter-spacing:.18em;color:#aaa;
  text-transform:lowercase;margin-bottom:24px;
}
.page-hero__title,
.hero-identity__name{
  font-size:var(--fs-hero-title);
  font-weight:800;line-height:.95;
  letter-spacing:0;margin-bottom:28px;
  color:#222;font-family:var(--font-display);
}
.page-hero__accent,
.hero-identity__dot{color:#d4a843;}
.cms-accent{color:#d4a843;}
.page-hero__lead,
.hero-identity__role{
  font-size:var(--fs-hero-lead);
  font-weight:400;color:#888;letter-spacing:.04em;
  margin-bottom:48px;
  max-width:620px;
  line-height:1.8;
}
.page-hero__actions,
.hero-identity__btns{display:flex;gap:16px;flex-wrap:wrap;}
.page-hero--library{margin-left:var(--sidebar)}
.page-hero .btn-primary,
.hero-identity .btn-primary{
  padding:14px 36px;background:#222;color:#fff;
  font-weight:700;font-size:var(--fs-micro);letter-spacing:.16em;
  text-decoration:none;text-transform:uppercase;
  transition:background .2s,color .2s;display:inline-block;
}
.page-hero .btn-primary:hover,
.hero-identity .btn-primary:hover{background:#d4a843;color:#fff;}
.page-hero .btn-ghost,
.hero-identity .btn-ghost{
  padding:14px 36px;border:1px solid #ddd;color:#888;
  font-weight:600;font-size:var(--fs-micro);letter-spacing:.16em;
  text-decoration:none;text-transform:uppercase;
  font-family:var(--font-body);
  transition:border-color .2s,color .2s;display:inline-block;
}
.page-hero .btn-ghost:hover,
.hero-identity .btn-ghost:hover{border-color:#222;color:#222;}


/* ── footer.css ── */
/* ════════════════════════════════════
   FOOTER
════════════════════════════════════ */
footer{background:#fff;border-top:1px solid #e8e8e8;padding:50px 40px 0;overflow:hidden}
.footer-job{font-size:var(--fs-micro);letter-spacing:.2em;color:#bbb;margin-bottom:4px;text-transform:lowercase}
.footer-site{font-size:var(--fs-micro);color:#ccc;letter-spacing:.06em;margin-bottom:30px}
.footer-bigname{
  font-family:var(--font-display);
  font-size:var(--fs-footer-name);
  font-weight:800;letter-spacing:-.01em;color:#222;
  line-height:.9;margin-bottom:0;user-select:none;
  overflow:hidden;height:.55em;
}
.footer-bottom{
  display:flex;align-items:center;justify-content:space-between;
  border-top:1px solid #e8e8e8;padding:14px 0;margin-top:0;
  flex-wrap:wrap;gap:10px;
}
.footer-links{display:flex;gap:20px;list-style:none;flex-wrap:wrap}
.footer-links a{font-size:var(--fs-micro);letter-spacing:.12em;color:#aaa;text-decoration:none;transition:color .2s;text-transform:uppercase}
.footer-links a:hover{color:#222}
.copy{font-size:var(--fs-micro);color:#ccc;letter-spacing:.06em;font-family:var(--font-display)}


/* ── layout.css ── */
/* ════════════════════════════════════
   LAYOUT — 區塊骨架（所有頁面共用）
════════════════════════════════════ */
.section{padding:70px 0;border-bottom:1px solid #e8e8e8}
.inner{max-width:1080px;margin:0 auto;padding:0 40px}
.sec-head{display:flex;align-items:baseline;gap:12px;margin-bottom:36px}
.sec-ttl{
  font-family:var(--font-display);
  font-size:var(--fs-section-title);font-weight:800;
  letter-spacing:.06em;color:#222;
}
.sec-ttl-ja{font-size:var(--fs-micro);color:#aaa;font-weight:400;letter-spacing:.1em;margin-left:4px}
.sec-count{
  font-size:var(--fs-micro);color:#aaa;font-family:var(--font-display);
  letter-spacing:.06em;margin-left:auto;
}

/* ── 通用連結樣式 ── */
.view-all-wrap{text-align:center}
.view-all-link{
  display:inline-flex;align-items:center;gap:10px;
  border:1px solid #222;padding:10px 36px;
  font-size:var(--fs-micro);font-weight:700;letter-spacing:.16em;
  text-decoration:none;color:#222;
  transition:background .2s,color .2s;text-transform:uppercase;
}
.view-all-link:hover{background:#222;color:#fff}


/* ── scroll-fade.css ── */
/* ════════════════════════════════════
   SCROLL FADE（兩頁面共用）
   初始隱藏由 JS 加 .js-will-fade 控制，避免 CSS 全域 opacity:0 造成 FOIC
════════════════════════════════════ */
.js-fade{transition:opacity .6s ease,transform .6s ease}
.js-fade.js-will-fade{opacity:0;transform:translateY(20px)}
.js-fade.in{opacity:1;transform:translateY(0)}


/* ── responsive.css ── */
/* ════════════════════════════════════
   RESPONSIVE（全域 RWD）
════════════════════════════════════ */
@media(max-width:900px){
  /* ── Header / Footer ── */
  header{padding:0 20px}
  .nav-links{display:none}
  .nav-menu-btn{display:block}
  .mobile-nav{display:block}
  footer{padding:40px 20px 0}

  /* ── Layout ── */
  :root{
    --sidebar:0px;
    --px:24px;
  }
  .inner{padding:0 20px}
  .section{padding:50px 0}

  /* ── Hero Identity ── */
  .page-hero,
  .hero-identity{
    min-height:auto;
    padding:100px 6vw 60px;
  }
  .page-hero--library{margin-left:0}

  /* ── Work Grid ── */
  .work-grid{grid-template-columns:repeat(2,1fr)}

  /* ── Profile ── */
  .profile-wrap{grid-template-columns:1fr}
  .profile-card{border-right:none;border-bottom:1px solid #e8e8e8;padding:36px 24px}

  /* ── SNS Grid ── */
  .insta-grid{grid-template-columns:repeat(3,1fr)}

  /* ── Sidebar（元件庫）── */
  #sidebar{display:none}

  /* ── Component Library ── */
  .pv-srv-wrap,
  .pv-sc-grid,
  .pv-pc-grid,
  .pv-proc-steps,
  .pv-faq-grid,
  .pv-ca-body-inner,
  .pv-con-grid{grid-template-columns:1fr}

  .pv-proc-steps::after{display:none}
  .pv-sch-grid{grid-template-columns:repeat(3,1fr)}
  .pv-gal-grid{grid-template-columns:repeat(4,1fr);grid-auto-rows:80px}
  .pv-wi-1,.pv-wi-6{grid-column:span 2;grid-row:span 3}
  .pv-wi-2,.pv-wi-3,.pv-wi-4,.pv-wi-5,.pv-wi-7{grid-column:span 2;grid-row:span 2}
  .pv-ca-pill{display:none}
  .pv-ig-grid{grid-template-columns:repeat(4,1fr)}
  .pv-lang-bar{flex-wrap:wrap}
  .back-to-top{
    right:16px;
    bottom:16px;
    width:48px;
    height:48px;
  }
}