:root{
  --asphalt:       #1B1D1F;
  --asphalt-2:      #24272B;
  --steel:          #5B6470;
  --metal:          #E7E4DA;
  --metal-2:        #DAD6C9;
  --paper:          #FAF9F5;
  --safety:         #F2A900;
  --safety-dark:    #C4880A;
  --brake:          #C0392B;
  --ink:            #1B1D1F;
  --ink-soft:       #4B4E52;

  --font-display: 'Oswald', 'Arial Narrow', sans-serif;
  --font-body:    'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-mono:    'IBM Plex Mono', 'Courier New', monospace;

  --container: 1120px;
  --radius: 4px;
}

*, *::before, *::after{ box-sizing: border-box; }
html{ scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce){
  html{ scroll-behavior: auto; }
  *, *::before, *::after{ animation-duration: 0.001ms !important; animation-iteration-count: 1 !important; transition-duration: 0.001ms !important; }
}

body{
  margin: 0;
  font-family: var(--font-body);
  color: var(--ink);
  background: var(--paper);
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3{ font-family: var(--font-display); margin: 0; letter-spacing: 0.01em; }
p{ margin: 0; }
a{ color: inherit; text-decoration: none; }
img{ max-width: 100%; display: block; }

.skip-link{
  position: absolute; left: -999px; top: 0;
  background: var(--safety); color: var(--asphalt);
  padding: 10px 16px; font-weight: 600; z-index: 200;
}
.skip-link:focus{ left: 12px; top: 12px; }

:focus-visible{
  outline: 3px solid var(--safety);
  outline-offset: 2px;
}

.section-inner{
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 24px;
}

.eyebrow{
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--brake);
  margin: 0 0 10px;
}
.eyebrow-light{ color: var(--safety); }

.section-title{
  font-size: clamp(28px, 4vw, 40px);
  font-weight: 600;
  text-transform: uppercase;
  color: var(--asphalt);
  margin-bottom: 14px;
}
.section-title-light{ color: var(--paper); }

.section-lead{
  max-width: 640px;
  color: var(--ink-soft);
  font-size: 17px;
  line-height: 1.6;
  margin-bottom: 44px;
}

.btn{
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 14px 26px;
  font-family: var(--font-body);
  font-weight: 700;
  font-size: 15px;
  border-radius: var(--radius);
  border: 2px solid transparent;
  cursor: pointer;
  transition: transform 0.15s ease, background 0.15s ease, border-color 0.15s ease;
  white-space: nowrap;
}
.btn:hover{ transform: translateY(-2px); }
.btn-primary{ background: var(--safety); color: var(--asphalt); }
.btn-primary:hover{ background: var(--safety-dark); }
.btn-ghost{ border-color: rgba(250,249,245,0.55); color: var(--paper); }
.btn-ghost:hover{ border-color: var(--paper); }
.btn-ghost-dark{ border-color: var(--steel); color: var(--paper); }
.btn-ghost-dark:hover{ border-color: var(--paper); }
.btn-call{ background: transparent; border-color: var(--asphalt); color: var(--asphalt); padding: 10px 18px; font-family: var(--font-mono); font-size: 14px; }
.btn-call:hover{ background: var(--asphalt); color: var(--paper); }
.btn-block{ width: 100%; }

/* ---------------- Header ---------------- */
.site-header{
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(250,249,245,0.92);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid transparent;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}
.site-header.is-scrolled{
  border-color: var(--metal-2);
  box-shadow: 0 6px 20px rgba(27,29,31,0.06);
}
.header-inner{
  max-width: var(--container);
  margin: 0 auto;
  padding: 14px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}
.brand{ display: flex; align-items: center; gap: 10px; line-height: 1.15; }
.brand-logo{
  width: 38px; height: 38px;
  border-radius: 6px;
  object-fit: cover;
  flex-shrink: 0;
}
.brand-text{ display: flex; flex-direction: column; }
.brand-en{ font-family: var(--font-display); font-weight: 600; font-size: 17px; text-transform: uppercase; letter-spacing: 0.02em; }
.brand-zh{ font-size: 12px; color: var(--ink-soft); letter-spacing: 0.05em; }

.site-nav{ display: flex; gap: 28px; }
.site-nav a{
  font-size: 14px; font-weight: 600; text-transform: uppercase; letter-spacing: 0.06em;
  color: var(--ink-soft);
  position: relative;
  padding: 4px 0;
}
.site-nav a:hover{ color: var(--asphalt); }
.site-nav a::after{
  content: ""; position: absolute; left: 0; right: 100%; bottom: -2px; height: 2px;
  background: var(--brake); transition: right 0.2s ease;
}
.site-nav a:hover::after{ right: 0; }

.header-actions{ display: flex; align-items: center; gap: 14px; }

.nav-toggle{
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 36px; height: 36px;
  background: transparent; border: 0; cursor: pointer; padding: 0;
}
.nav-toggle span{ display: block; height: 2px; background: var(--asphalt); border-radius: 2px; }

/* ---------------- Hero ---------------- */
.hero{
  position: relative;
  background: var(--asphalt);
  color: var(--paper);
  padding: 96px 24px 110px;
  min-height: 620px;
  display: flex;
  align-items: center;
  overflow: hidden;
}
.hero-video-wrap{
  position: absolute;
  inset: 0;
  z-index: 0;
}
.hero-video{
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 20%;
}
.hero-video-overlay{
  position: absolute;
  inset: 0;
  background:
    linear-gradient(100deg, rgba(27,29,31,0.94) 0%, rgba(27,29,31,0.82) 40%, rgba(27,29,31,0.5) 100%),
    linear-gradient(180deg, rgba(27,29,31,0.15) 0%, rgba(27,29,31,0.7) 100%);
}
.hero-grid{
  position: absolute; inset: 0;
  z-index: 1;
  background-image:
    linear-gradient(rgba(250,249,245,0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(250,249,245,0.05) 1px, transparent 1px);
  background-size: 42px 42px;
  mask-image: radial-gradient(ellipse at 30% 20%, black 10%, transparent 75%);
}
.hero::after{
  content: "";
  position: absolute; left: 0; right: 0; bottom: 0; height: 10px;
  z-index: 2;
  background: repeating-linear-gradient(-45deg, var(--safety) 0 22px, var(--asphalt) 22px 44px);
}
.hero-inner{
  position: relative;
  z-index: 2;
  width: 100%;
  max-width: var(--container);
  margin: 0 auto;
}
.plate{
  display: inline-flex;
  align-items: center;
  gap: 12px;
  background: var(--paper);
  color: var(--asphalt);
  font-family: var(--font-mono);
  font-weight: 600;
  font-size: 13px;
  letter-spacing: 0.14em;
  padding: 8px 16px;
  border-radius: 3px;
  border: 2px solid var(--asphalt);
  margin-bottom: 34px;
}
.plate-div{ width: 1px; height: 14px; background: var(--steel); }
.hero-title{ margin-bottom: 22px; }
.hero-title-en{
  display: block;
  font-size: clamp(38px, 6.4vw, 76px);
  font-weight: 700;
  text-transform: uppercase;
  line-height: 1.02;
  letter-spacing: 0.01em;
}
.hero-title-zh{
  display: block;
  margin-top: 14px;
  font-family: var(--font-body);
  font-size: clamp(16px, 2vw, 20px);
  color: var(--metal-2);
  letter-spacing: 0.08em;
}
.hero-tag{
  max-width: 560px;
  font-size: 18px;
  line-height: 1.6;
  color: var(--metal-2);
  margin-bottom: 40px;
}
.hero-actions{ display: flex; flex-wrap: wrap; gap: 16px; }

/* ---------------- Services ---------------- */
.photo-tape{
  position: absolute;
  width: 74px; height: 26px;
  background: rgba(242,169,0,0.5);
  border: 1px solid rgba(242,169,0,0.7);
  top: -13px;
  z-index: 2;
}
.photo-tape-left{ left: 22px; transform: rotate(-9deg); }
.photo-tape-right{ right: 22px; transform: rotate(7deg); }

/* ---------------- Gallery ---------------- */
.gallery{ background: var(--metal); padding: 96px 0; }
.gallery-grid{
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 44px;
  align-items: start;
}
.gallery-card{
  position: relative;
  background: var(--paper);
  padding: 14px 14px 44px;
  border-radius: 4px;
  box-shadow: 0 18px 36px rgba(27,29,31,0.14);
  transform: rotate(var(--r, 0deg));
  transition: transform 0.2s ease, box-shadow 0.2s ease;
  margin: 0;
}
.gallery-card:hover{ transform: rotate(0deg) translateY(-4px); box-shadow: 0 22px 44px rgba(27,29,31,0.18); }
.gallery-card img{ width: 100%; aspect-ratio: 3 / 2; object-fit: cover; object-position: center center; border-radius: 2px; display: block; }
.gallery-card figcaption{
  position: absolute;
  left: 14px; right: 14px; bottom: 14px;
  font-family: var(--font-mono);
  font-size: 12.5px;
  color: var(--ink-soft);
  text-align: center;
}

.services{ background: var(--metal); padding: 96px 0; }
.tag-grid{
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 34px 26px;
}
.tag-card{
  position: relative;
  background: var(--paper);
  border: 2px dashed var(--steel);
  border-radius: 10px;
  padding: 34px 24px 22px;
  transform: rotate(var(--r, 0deg));
  transition: transform 0.2s ease, box-shadow 0.2s ease;
  opacity: 0;
  transform: translateY(16px) rotate(var(--r,0deg));
}
.tag-card.is-visible{ opacity: 1; transform: translateY(0) rotate(var(--r,0deg)); }
.tag-card:hover{ transform: rotate(0deg) translateY(-4px); box-shadow: 0 16px 30px rgba(27,29,31,0.12); }
.tag-hole{
  position: absolute; top: 14px; left: 50%; transform: translateX(-50%);
  width: 14px; height: 14px; border-radius: 50%;
  background: var(--metal);
  border: 2px solid var(--steel);
}
.tag-icon{ width: 34px; height: 34px; color: var(--brake); margin-bottom: 14px; }
.tag-card h3{ font-size: 19px; text-transform: uppercase; margin-bottom: 8px; }
.tag-card p{ font-size: 14.5px; line-height: 1.55; color: var(--ink-soft); margin-bottom: 18px; }
.tag-no{
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--steel);
  border-top: 1px dashed var(--metal-2);
  display: block;
  padding-top: 12px;
}
.tag-card-more{ background: var(--asphalt-2); border-color: var(--safety); }
.tag-card-more h3, .tag-card-more p{ color: var(--paper); }
.tag-card-more .tag-icon{ color: var(--safety); }
.tag-card-more .tag-no{ color: var(--metal-2); border-color: rgba(250,249,245,0.2); }
.tag-card-more .tag-hole{ background: var(--asphalt); border-color: var(--safety); }

/* ---------------- About ---------------- */
.about{ background: var(--asphalt); padding: 96px 0; }
.about-inner{
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 56px;
  align-items: start;
}
.about-copy p{
  color: var(--metal-2);
  font-size: 16.5px;
  line-height: 1.7;
  margin-bottom: 16px;
}
.spec-plate{
  background: var(--asphalt-2);
  border: 1px solid rgba(250,249,245,0.14);
  border-radius: 6px;
  padding: 8px 26px;
}
.spec-row{
  display: flex;
  justify-content: space-between;
  gap: 16px;
  padding: 16px 0;
  border-bottom: 1px solid rgba(250,249,245,0.1);
  font-family: var(--font-mono);
  font-size: 13px;
}
.spec-row:last-child{ border-bottom: none; }
.spec-label{ color: var(--steel); text-transform: uppercase; letter-spacing: 0.1em; }
.spec-value{ color: var(--paper); font-weight: 600; text-align: right; }

/* ---------------- Location ---------------- */
.location{ background: var(--paper); padding: 96px 0 110px; }
.location-grid{
  display: grid;
  grid-template-columns: 1.3fr 1fr;
  gap: 30px;
  align-items: stretch;
}
.map-frame{
  min-height: 420px;
  border-radius: 8px;
  overflow: hidden;
  border: 1px solid var(--metal-2);
  filter: grayscale(0.15) contrast(1.02);
}
.map-frame iframe{ width: 100%; height: 100%; min-height: 420px; }

.ticket{
  position: relative;
  background: var(--asphalt);
  color: var(--paper);
  border-radius: 8px;
  padding: 38px 30px;
}
.ticket-notch{
  position: absolute; left: 50%; transform: translateX(-50%);
  width: 26px; height: 13px;
  background: var(--paper);
  border: 1px solid var(--metal-2);
}
.ticket-notch-top{ top: -1px; border-radius: 0 0 26px 26px; border-top: none; }
.ticket-notch-bottom{ bottom: -1px; border-radius: 26px 26px 0 0; border-bottom: none; }

.ticket-title{
  font-size: 13px;
  font-family: var(--font-mono);
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--safety);
  margin-bottom: 22px;
  padding-bottom: 16px;
  border-bottom: 1px dashed rgba(250,249,245,0.25);
}
.ticket-list{ margin: 0 0 26px; display: grid; gap: 18px; }
.ticket-list dt{
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--steel);
  margin-bottom: 4px;
}
.ticket-list dd{ margin: 0; font-size: 15.5px; line-height: 1.55; }
.ticket-list a:hover{ color: var(--safety); }
.ticket-note{ display: inline-block; margin-top: 4px; font-size: 13px; color: var(--metal-2); }
.ticket-actions{ display: grid; gap: 12px; }

/* ---------------- Footer ---------------- */
.site-footer{ background: var(--asphalt-2); color: var(--metal-2); padding: 48px 0 30px; }
.footer-inner{ text-align: center; display: flex; flex-direction: column; align-items: center; gap: 6px; }
.footer-brand{ display: flex; flex-direction: column; align-items: center; gap: 10px; }
.footer-logo{ width: 52px; height: 52px; border-radius: 8px; object-fit: cover; }
.footer-brand .brand-en{ color: var(--paper); font-size: 18px; }
.footer-brand .brand-zh{ color: var(--steel); }
.footer-address, .footer-contact{ font-size: 14px; }
.footer-contact a:hover{ color: var(--safety); }
.footer-copy{ margin-top: 18px; font-size: 12px; color: var(--steel); font-family: var(--font-mono); }

/* ---------------- Reveal animation ---------------- */
.reveal{ opacity: 0; transform: translateY(18px); transition: opacity 0.6s ease, transform 0.6s ease; }
.reveal.is-visible{ opacity: 1; transform: translateY(0); }

/* ---------------- Responsive ---------------- */
@media (max-width: 900px){
  .about-inner, .location-grid{ grid-template-columns: 1fr; }
  .map-frame{ min-height: 320px; }
  .map-frame iframe{ min-height: 320px; }
}

@media (max-width: 760px){
  .site-nav{
    position: absolute;
    top: 100%; left: 0; right: 0;
    background: var(--paper);
    flex-direction: column;
    gap: 0;
    padding: 8px 24px 18px;
    border-bottom: 1px solid var(--metal-2);
    transform-origin: top;
    transform: scaleY(0);
    opacity: 0;
    pointer-events: none;
    transition: transform 0.18s ease, opacity 0.18s ease;
  }
  .site-nav.is-open{ transform: scaleY(1); opacity: 1; pointer-events: auto; }
  .site-nav a{ padding: 12px 0; border-bottom: 1px solid var(--metal-2); }
  .site-nav a:last-child{ border-bottom: none; }
  .nav-toggle{ display: flex; }
  .btn-call{ display: none; }
}

@media (max-width: 480px){
  .hero{ padding: 76px 20px 90px; }
  .hero-actions{ flex-direction: column; align-items: stretch; }
  .ticket-actions{ gap: 10px; }
}

/* ---------------- WhatsApp floating button ---------------- */
.whatsapp-fab{
  position: fixed;
  bottom: 2%;
  right: 1.5%;
  z-index: 9999;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 60px;
  height: 60px;
  border-radius: 50%;
  background: #25D366;
  box-shadow: 0 10px 24px rgba(0,0,0,0.3), 0 0 0 0 rgba(37,211,102,0.5);
  transition: transform 0.18s ease, box-shadow 0.18s ease, background-color 0.18s ease;
}
.whatsapp-fab svg{
  width: 30px;
  height: 30px;
  fill: #FAF9F5;
  transition: transform 0.18s ease;
}
.whatsapp-fab:hover{
  background: #20bd5c;
  transform: translateY(-3px) scale(1.06);
  box-shadow: 0 16px 30px rgba(0,0,0,0.34), 0 0 0 6px rgba(242,169,0,0.32);
}
.whatsapp-fab:hover svg{ transform: scale(1.08); }
.whatsapp-fab:active{
  transform: scale(0.92);
  box-shadow: 0 6px 14px rgba(0,0,0,0.3), 0 0 0 4px rgba(242,169,0,0.28);
  background: #1da851;
}
.whatsapp-fab:focus-visible{
  outline: 3px solid var(--safety);
  outline-offset: 4px;
}

@media (max-width: 480px){
  .whatsapp-fab{ width: 52px; height: 52px; bottom: 3%; right: 4%; }
  .whatsapp-fab svg{ width: 26px; height: 26px; }
}