/* ============================================
   PREMIUM.CSS v2 — Fortune-500 Tier Visual System
   Elevated dark industrial aesthetic for KUANGYOU
   ============================================ */

/* ════════════════════════════════════════════
   0. GLOBAL ENGINE
   ════════════════════════════════════════════ */
*,*::before,*::after{-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}
html{scroll-behavior:smooth;scroll-padding-top:80px}
body{overflow-x:hidden;padding-top:48px}

/* ── Keyframes Library ── */
@keyframes premium-fade-up{0%{opacity:0;transform:translateY(36px)}100%{opacity:1;transform:translateY(0)}}
@keyframes premium-fade-in{0%{opacity:0}100%{opacity:1}}
@keyframes premium-scale-in{0%{opacity:0;transform:scale(.92)}100%{opacity:1;transform:scale(1)}}
@keyframes premium-shimmer{0%{background-position:-200% center}100%{background-position:200% center}}
@keyframes premium-glow-pulse{0%,100%{box-shadow:0 0 20px rgba(216,173,91,.12)}50%{box-shadow:0 0 44px rgba(216,173,91,.28)}}
@keyframes premium-float{0%,100%{transform:translateY(0)}50%{transform:translateY(-8px)}}
@keyframes premium-line-grow{0%{width:0}100%{width:100%}}
@keyframes premium-gradient-x{0%{background-position:0% 50%}50%{background-position:100% 50%}100%{background-position:0% 50%}}
@keyframes premium-counter-glow{0%,100%{text-shadow:0 0 8px rgba(216,173,91,.2)}50%{text-shadow:0 0 28px rgba(216,173,91,.55)}}
@keyframes premium-border-flow{0%{background-position:0% 0%}100%{background-position:300% 0%}}
@keyframes premium-dot-pulse{0%,100%{opacity:1;transform:scale(1)}50%{opacity:.4;transform:scale(.8)}}
@keyframes premium-rotate-slow{0%{transform:rotate(0deg)}100%{transform:rotate(360deg)}}
@keyframes premium-scan-line{0%{top:-2px;opacity:0}10%{opacity:1}90%{opacity:1}100%{top:calc(100% + 2px);opacity:0}}
@keyframes premium-ripple{0%{width:0;height:0;opacity:.6}100%{width:200px;height:200px;opacity:0}}

/* Mouse-follow glow on cards */
.card::after,.panel::after,.entry-card::after,.image-card::after,.subcard::after{
  content:'';position:absolute;inset:0;border-radius:inherit;pointer-events:none;opacity:0;
  background:radial-gradient(circle 180px at var(--mouse-x,50%) var(--mouse-y,50%),rgba(216,173,91,.08),transparent 60%);
  transition:opacity .3s ease
}
.card:hover::after,.panel:hover::after,.entry-card:hover::after,.image-card:hover::after,.subcard:hover::after{opacity:1}

/* Hero parallax support */
.hero{--parallax-y:0px}
.hero::before{transform:translateY(var(--parallax-y))}
.hero::after{transform:translateY(calc(var(--parallax-y) * -0.5))}

/* ════════════════════════════════════════════
   1. SCROLL REVEAL SYSTEM
   ════════════════════════════════════════════ */
.reveal{opacity:0;transform:translateY(40px);transition:opacity .8s cubic-bezier(.22,1,.36,1),transform .8s cubic-bezier(.22,1,.36,1)}
.reveal.revealed{opacity:1;transform:translateY(0)}
.reveal-delay-1{transition-delay:.12s}
.reveal-delay-2{transition-delay:.24s}
.reveal-delay-3{transition-delay:.36s}
.reveal-delay-4{transition-delay:.48s}

/* ════════════════════════════════════════════
   2. NAVIGATION — Executive Header Bar
   ════════════════════════════════════════════ */
.topbar{
  top:48px!important;
  background:rgba(7,17,31,.75)!important;
  backdrop-filter:blur(24px) saturate(1.4)!important;
  -webkit-backdrop-filter:blur(24px) saturate(1.4)!important;
  border-bottom:1px solid rgba(255,255,255,.04)!important;
  transition:all .4s cubic-bezier(.22,1,.36,1)
}
.topbar.scrolled{
  background:rgba(7,17,31,.92)!important;
  box-shadow:0 4px 40px rgba(0,0,0,.4),0 0 0 1px rgba(255,255,255,.03)!important
}
.topbar-inner{padding:18px 0!important;transition:padding .3s ease}
.topbar.scrolled .topbar-inner{padding:12px 0!important}

/* Brand mark — engineering precision feel */
.brand-mark{
  width:48px!important;height:48px!important;
  border-radius:14px!important;
  background:linear-gradient(135deg,var(--gold2,#f0d58e),var(--gold,#d8ad5b) 45%,#8e6a2a)!important;
  box-shadow:0 8px 24px rgba(216,173,91,.22)!important;
  font-size:20px!important;font-weight:900!important;
  transition:box-shadow .4s ease,transform .4s ease
}
.brand-mark:hover{
  box-shadow:0 12px 36px rgba(216,173,91,.38)!important;
  transform:scale(1.06)
}
.brand-sub{letter-spacing:.28em!important;font-size:10.5px!important;opacity:.55}

/* Nav links — gold underline sweep */
.nav>a:not(.brand){
  position:relative;overflow:hidden;
  font-weight:600!important;letter-spacing:.02em;
  padding:8px 2px!important;
  transition:color .25s ease
}
.nav>a:not(.brand)::after{
  content:'';position:absolute;left:0;bottom:0;width:0;height:2px;
  border-radius:1px;
  background:linear-gradient(90deg,var(--gold,#d8ad5b),var(--gold2,#f0d58e));
  transition:width .35s cubic-bezier(.22,1,.36,1)
}
.nav>a:not(.brand):hover::after,
.nav>a:not(.brand).active::after{width:100%}
.nav>a:not(.brand):hover{color:#fff!important}

/* CTA button in nav — premium gold */
.topbar .cta{
  background:linear-gradient(135deg,var(--gold2,#f0d58e),var(--gold,#d8ad5b))!important;
  color:#0b1322!important;font-weight:800!important;
  letter-spacing:.04em;
  padding:10px 24px!important;border-radius:12px!important;
  box-shadow:0 4px 20px rgba(216,173,91,.25)!important;
  transition:all .3s cubic-bezier(.22,1,.36,1)
}
.topbar .cta:hover{
  box-shadow:0 8px 32px rgba(216,173,91,.40)!important;
  transform:translateY(-2px)
}

/* Mobile menu button */
.menu{
  border-radius:12px!important;
  border:1px solid rgba(255,255,255,.10)!important;
  transition:all .25s ease
}
.menu:hover{background:rgba(255,255,255,.06)!important}

/* ════════════════════════════════════════════
   3. HERO — Commanding First Impression
   ════════════════════════════════════════════ */
.hero{
  position:relative;
  padding:80px 0 60px!important;
  overflow:hidden
}
/* Atmospheric light effects behind hero */
.hero::before{
  content:'';position:absolute;
  top:-30%;right:-10%;width:60%;height:80%;
  background:radial-gradient(ellipse,rgba(47,107,255,.08) 0%,transparent 70%);
  pointer-events:none
}
.hero::after{
  content:'';position:absolute;
  bottom:-20%;left:-5%;width:50%;height:60%;
  background:radial-gradient(ellipse,rgba(216,173,91,.06) 0%,transparent 70%);
  pointer-events:none
}

/* Hero title — typographic authority */
.hero h1{
  font-weight:900!important;
  letter-spacing:-.02em!important;
  line-height:1.08!important
}

/* Gold text shimmer */
.gold-text{
  background-size:200% auto!important;
  animation:premium-shimmer 5s linear infinite!important
}

/* Hero panel float */
.hero-panel{
  transition:transform .5s cubic-bezier(.22,1,.36,1),box-shadow .5s ease
}
.hero-panel:hover{
  transform:translateY(-6px);
  box-shadow:0 24px 56px rgba(0,0,0,.35)
}

/* KPI counter glow */
.kpi strong,.metric b,.hero-panel strong{
  animation:premium-counter-glow 3.5s ease-in-out infinite
}

/* Kicker dot */
.dot,.kicker i{animation:premium-dot-pulse 2.4s cubic-bezier(.4,0,.6,1) infinite}

/* ════════════════════════════════════════════
   4. BUTTONS — Premium Interaction System
   ════════════════════════════════════════════ */
.btn{
  position:relative;overflow:hidden;
  transition:all .3s cubic-bezier(.22,1,.36,1);
  letter-spacing:.02em
}
.btn::before{
  content:'';position:absolute;inset:0;
  background:linear-gradient(135deg,rgba(255,255,255,.15),transparent 60%);
  opacity:0;transition:opacity .3s ease
}
.btn:hover::before{opacity:1}
.btn:hover{transform:translateY(-2px)}
.btn:active{transform:translateY(0) scale(.98)}

/* Primary CTA — bold gold with depth */
.btn-primary{
  background:linear-gradient(135deg,var(--gold2,#f0d58e),var(--gold,#d8ad5b))!important;
  color:#0b1322!important;font-weight:800;
  box-shadow:0 4px 24px rgba(216,173,91,.20),inset 0 1px 0 rgba(255,255,255,.25)
}
.btn-primary:hover{
  box-shadow:0 8px 40px rgba(216,173,91,.35),inset 0 1px 0 rgba(255,255,255,.30)
}

/* Ghost button — refined border */
.btn-ghost{
  border:1px solid rgba(255,255,255,.12)!important;
  background:rgba(255,255,255,.03)!important;
  color:#e8eef8!important
}
.btn-ghost:hover{
  border-color:rgba(216,173,91,.35)!important;
  background:rgba(216,173,91,.06)!important;
  color:var(--gold,#d8ad5b)!important
}

/* ════════════════════════════════════════════
   5. CARDS — Glass Morphism + Depth System
   ════════════════════════════════════════════ */
.card,.panel,.subcard,.entry-card,.page-panel,.mini-card,.flow-card,.step,.timeline-item{
  transition:transform .4s cubic-bezier(.22,1,.36,1),box-shadow .4s ease,border-color .4s ease;
  will-change:transform;
  backdrop-filter:blur(8px)
}
.card:hover,.panel:hover,.subcard:hover,.entry-card:hover{
  transform:translateY(-6px);
  border-color:rgba(216,173,91,.18)!important;
  box-shadow:0 28px 56px rgba(0,0,0,.35),0 0 0 1px rgba(216,173,91,.08)
}

/* Card top accent line — animated gradient flow */
.card::before,.panel::before{
  background:linear-gradient(90deg,var(--gold,#d8ad5b),var(--blue,#2f6bff),var(--gold2,#f0d58e),var(--gold,#d8ad5b))!important;
  background-size:300% 100%!important;
  animation:premium-border-flow 5s linear infinite!important
}

/* Image cards — cinematic zoom */
.image-card{overflow:hidden}
.image-card img{transition:transform .7s cubic-bezier(.22,1,.36,1),opacity .5s ease}
.image-card:hover img{transform:scale(1.08);opacity:.92}
.image-card:hover .image-copy{background:linear-gradient(180deg,transparent,rgba(6,12,21,.92) 48%,rgba(6,12,21,.97))}

/* ════════════════════════════════════════════
   6. SECTION HEAD — Gradient Accent Line
   ════════════════════════════════════════════ */
.section-head::after{
  content:'';display:block;width:80px;height:3px;border-radius:999px;margin-top:16px;
  background:linear-gradient(90deg,var(--gold,#d8ad5b),var(--blue,#2f6bff))
}

/* ════════════════════════════════════════════
   7. TAGS — Subtle Glow
   ════════════════════════════════════════════ */
.tag{
  letter-spacing:.1em;text-transform:uppercase;font-weight:700;
  transition:box-shadow .3s ease,transform .3s ease
}
.tag:hover{box-shadow:0 4px 20px rgba(47,107,255,.12);transform:translateY(-1px)}

/* ════════════════════════════════════════════
   8. KPI / METRICS — Animated Depth
   ════════════════════════════════════════════ */
.kpi,.metric{
  position:relative;
  transition:transform .35s cubic-bezier(.22,1,.36,1),box-shadow .35s ease
}
.kpi:hover,.metric:hover{
  transform:translateY(-4px);
  box-shadow:0 20px 44px rgba(0,0,0,.35)
}

/* ════════════════════════════════════════════
   9. LINK LISTS — Smooth Slide
   ════════════════════════════════════════════ */
.linklist a,.side-list a,.mini-list a{transition:all .25s cubic-bezier(.22,1,.36,1)}
.linklist a:hover,.side-list a:hover,.mini-list a:hover{transform:translateX(4px)}

/* ════════════════════════════════════════════
   10. ACCORDION — Smooth Rotation
   ════════════════════════════════════════════ */
.acc button::after{content:'+';font-size:18px;font-weight:300;transition:transform .3s ease}
.acc.open button::after{transform:rotate(45deg)}

/* ════════════════════════════════════════════
   11. FOOTER — Depth & Luxury
   ════════════════════════════════════════════ */
footer.footer,footer[role=contentinfo]{
  position:relative;overflow:hidden;
  background:linear-gradient(180deg,rgba(7,17,31,0),rgba(7,17,31,.6))!important
}
footer.footer::before,footer[role=contentinfo]::before{
  content:'';position:absolute;top:0;left:8%;right:8%;height:1px;
  background:linear-gradient(90deg,transparent,rgba(216,173,91,.28),rgba(47,107,255,.15),rgba(216,173,91,.28),transparent)
}

/* Footer brand glow */
.footer-mark,.footer-logo{
  transition:box-shadow .4s ease,transform .4s ease
}
.footer-mark:hover,.footer-logo:hover{
  box-shadow:0 16px 40px rgba(216,173,91,.30);
  transform:scale(1.04)
}

/* Footer links hover lift */
footer a{transition:color .2s ease}
.footer-links a:hover{color:var(--gold,#d8ad5b)!important;transform:translateX(3px)}

/* ════════════════════════════════════════════
   12. FLOAT CTA — Premium Glow
   ════════════════════════════════════════════ */
.float-cta a{
  transition:all .3s cubic-bezier(.22,1,.36,1);
  animation:premium-glow-pulse 3s ease-in-out infinite
}
.float-cta a:hover{transform:translateY(-3px) scale(1.08)}

/* ════════════════════════════════════════════
   13. SITE ASSISTANT — Premium Entry
   ════════════════════════════════════════════ */
.site-assistant-toggle{
  transition:all .3s cubic-bezier(.22,1,.36,1);
  animation:premium-glow-pulse 4s ease-in-out infinite
}
.site-assistant-toggle:hover{transform:translateY(-3px) scale(1.05)}

/* ════════════════════════════════════════════
   14. FORM FIELDS — Focus Glow
   ════════════════════════════════════════════ */
.field input:focus,.field textarea:focus,
.form input:focus,.form textarea:focus,
.mini-input:focus,.mini-textarea:focus{
  box-shadow:0 0 0 3px rgba(216,173,91,.14),0 4px 20px rgba(216,173,91,.06)!important;
  border-color:rgba(216,173,91,.30)!important
}

/* ════════════════════════════════════════════
   15. TABLE — Row Hover
   ════════════════════════════════════════════ */
.table tr:hover td,.spec-table tr:hover td{
  background:rgba(216,173,91,.04);
  transition:background .2s ease
}

/* ════════════════════════════════════════════
   16. SCROLLBAR — Premium Style
   ════════════════════════════════════════════ */
::-webkit-scrollbar{width:7px;height:7px}
::-webkit-scrollbar-track{background:rgba(255,255,255,.02)}
::-webkit-scrollbar-thumb{background:linear-gradient(180deg,var(--gold,#d8ad5b),var(--blue,#2f6bff));border-radius:4px}
::-webkit-scrollbar-thumb:hover{background:var(--gold,#d8ad5b)}

/* ════════════════════════════════════════════
   17. SELECTION — Brand Colors
   ════════════════════════════════════════════ */
::selection{background:rgba(216,173,91,.20);color:#fff}
::-moz-selection{background:rgba(216,173,91,.20);color:#fff}

/* ════════════════════════════════════════════
   18. PREMIUM BADGE
   ════════════════════════════════════════════ */
.premium-badge{
  display:inline-flex;align-items:center;gap:6px;
  padding:6px 14px;border-radius:999px;
  background:linear-gradient(135deg,rgba(216,173,91,.14),rgba(216,173,91,.06));
  border:1px solid rgba(216,173,91,.22);
  font-size:12px;font-weight:800;color:var(--gold,#d8ad5b);
  letter-spacing:.08em;text-transform:uppercase
}

/* ════════════════════════════════════════════
   19. PAGE BANNER — Enhanced
   ════════════════════════════════════════════ */
.page-banner::before{
  width:4px;border-radius:2px;
  animation:premium-gradient-x 6s ease infinite;
  background-size:200% 200%
}

/* ════════════════════════════════════════════
   20. STEPS / TIMELINE — Number Glow
   ════════════════════════════════════════════ */
.step .n,.tl-item b,.step-line b{animation:premium-counter-glow 3.5s ease-in-out infinite}

/* ════════════════════════════════════════════
   21. BACKGROUND ATMOSPHERE
   Engineering grid + light orbs for depth
   ════════════════════════════════════════════ */
/* Subtle engineering grid on body */
body::before{
  content:'';position:fixed;inset:0;pointer-events:none;z-index:-1;
  background-image:
    radial-gradient(circle,rgba(255,255,255,.015) 1px,transparent 1px);
  background-size:32px 32px
}

/* Atmospheric light orbs - floating behind content */
body::after{
  content:'';position:fixed;inset:0;pointer-events:none;z-index:-1;
  background:
    radial-gradient(ellipse 800px 600px at 15% 20%,rgba(47,107,255,.05),transparent),
    radial-gradient(ellipse 600px 500px at 85% 70%,rgba(216,173,91,.04),transparent),
    radial-gradient(ellipse 400px 400px at 50% 50%,rgba(47,107,255,.03),transparent)
}

/* ════════════════════════════════════════════
   22. SECTION DIVIDER — Gradient Line
   ════════════════════════════════════════════ */
.section{position:relative}
.section+.section::before{
  content:'';position:absolute;top:0;left:10%;right:10%;height:1px;
  background:linear-gradient(90deg,transparent,rgba(255,255,255,.06),rgba(216,173,91,.08),rgba(255,255,255,.06),transparent)
}

/* ════════════════════════════════════════════
   23. DARK THEME SPECIFIC ENHANCEMENTS
   ════════════════════════════════════════════ */

/* Dark card glow on hover */
.card:hover,.panel:hover{
  border-color:rgba(216,173,91,.22)!important;
  box-shadow:0 24px 56px rgba(0,0,0,.40),0 0 0 1px rgba(216,173,91,.06)
}

/* Dark image card overlay */
.image-card:hover img{transform:scale(1.08)}

/* Dark theme section accent */
.section-head::after{background:linear-gradient(90deg,var(--gold,#d8ad5b),var(--blue,#2f6bff))}

/* ════════════════════════════════════════════
   24. RESPONSIVE — Premium on Mobile
   ════════════════════════════════════════════ */
@media(max-width:760px){
  .reveal{transition-duration:.5s;transform:translateY(24px)}
  .card:hover,.panel:hover,.subcard:hover,.entry-card:hover{transform:translateY(-2px)}
  .btn:hover{transform:translateY(-1px)}
  .hero-panel:hover{transform:translateY(-2px)}
  .hero{padding:48px 0 36px!important}
  .hero h1{font-size:28px!important}
  /* Hide atmospheric effects on mobile for performance */
  body::before,body::after{display:none}
}

/* ════════════════════════════════════════════
   25. REDUCED MOTION — Accessibility
   ════════════════════════════════════════════ */
@media(prefers-reduced-motion:reduce){
  *,*::before,*::after{
    animation-duration:.01ms!important;
    animation-iteration-count:1!important;
    transition-duration:.01ms!important
  }
  .reveal{opacity:1;transform:none}
}


/* ════════════════════════════════════════════
   UNIFIED LAYOUT SYSTEM
   Consistent rhythm across all 68 pages
   ════════════════════════════════════════════ */

/* ── Section Spacing: Modular vertical rhythm ── */
.section{padding:64px 0}
.section-slim{padding:36px 0}
.section-intro{padding:48px 0}

/* ── Container: Unified max-width ── */
.container{width:min(1200px,calc(100% - 48px));margin:0 auto;padding:0}

/* ── Hero: Consistent padding ── */
.hero{padding:80px 0 60px}

/* ── Grids: Unified gap rhythm ── */
.grid-2{gap:28px}
.grid-3{gap:24px}
.grid-4{gap:20px}

/* ── Cards: Unified size, padding, radius ── */
.card,.subcard,.entry-card,.flow-card{
  padding:32px;
  min-height:200px;
  border-radius:22px
}
.card h3,.card h4,.subcard h3{margin:0 0 10px}
.card p,.subcard p{margin:0;line-height:1.7}
.panel{padding:28px;border-radius:22px;min-height:180px}

/* ── Headings: Responsive clamp sizing ── */
h1{font-size:clamp(28px,4vw,48px);font-weight:900;letter-spacing:-.02em;line-height:1.1}
h2{font-size:clamp(22px,3vw,36px);font-weight:800;letter-spacing:-.01em;line-height:1.15}
h3{font-size:clamp(17px,2vw,22px);font-weight:700;line-height:1.3}

/* ── Paragraphs: Optimal reading width ── */
p{max-width:72ch;line-height:1.75}

/* ── Footer: Spacious premium layout ── */
footer{padding:80px 0 48px!important}
footer .container>div{gap:48px}
.footer-links{gap:24px}
footer .container>div+div{margin-top:12px;padding-top:28px;border-top:1px solid rgba(255,255,255,.05)}
footer p,footer span,footer .muted{line-height:1.85;font-size:14px}
footer h4,footer strong{font-size:14px;letter-spacing:.08em;text-transform:uppercase;margin-bottom:16px;display:block}

/* ── Navigation: Unified look across themes ── */
.nav-links{display:flex;flex-wrap:wrap;align-items:center;gap:24px;font-size:14px}
.nav-links a{color:#dbe7f5;font-weight:600;padding:8px 4px;border-radius:8px;transition:.18s}
.nav-links a:hover{color:#fff;background:rgba(255,255,255,.06)}

/* ── Breadcrumb ── */
.breadcrumb{gap:4px}
.breadcrumb a{transition:color .2s ease}

/* ── Responsive container adjustments ── */
@media(max-width:760px){
  .section{padding:44px 0}
  .section-slim{padding:24px 0}
  .container{width:min(1200px,calc(100% - 28px))}
  .card,.subcard,.entry-card,.flow-card{padding:22px;min-height:auto}
  .panel{padding:20px;min-height:auto}
  footer{padding:48px 0 32px!important}
}



/* ============================================
   Dark-Theme Content Rules (from common.css + styles.css)
   Color-adjusted for dark background
   ============================================ */
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
::selection{background:rgba(198,154,71,.25)}

.container{width:min(var(--container,1320px),calc(100% - 36px));margin:0 auto}

.brand{display:flex;align-items:center;gap:14px;font-weight:700;min-width:0}
.brand-mark,.brand-badge{width:44px;height:44px;border-radius:14px;background:linear-gradient(135deg,var(--gold2,#f0d58e),var(--gold,#d8ad5b) 45%,#b8942e);display:grid;place-items:center;color:#e8eef8;box-shadow:0 12px 30px rgba(198,154,71,.25);overflow:hidden;flex-shrink:0}
.brand-mark img,.brand-badge img{width:100%;height:100%;object-fit:contain;border-radius:10px}
.brand strong{color:#e8eef8;font-size:16px;line-height:1.2}
.brand span{display:block;color:#a7b7cb;font-size:11px;letter-spacing:.12em;text-transform:uppercase;margin-top:3px}

.actions{display:flex;align-items:center;gap:10px;margin-left:auto}

.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:12px 22px;border-radius:999px;font-weight:700;border:1px solid transparent;transition:.2s;cursor:pointer;font-size:14px}
.btn-primary{background:linear-gradient(135deg,var(--gold2,#f0d58e),var(--gold,#d8ad5b));color:#e8eef8;box-shadow:0 16px 36px rgba(198,154,71,.22)}
.btn-ghost{border-color:rgba(255,255,255,.12);background:rgba(255,255,255,.06);color:#9fb0c7}
.btn-ghost:hover{background:rgba(255,255,255,.10)}

.hero{padding:60px 0 48px;position:relative;overflow:hidden}
.hero-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:32px;align-items:center}
.kicker{display:inline-flex;align-items:center;gap:10px;padding:9px 14px;border:1px solid rgba(255,255,255,.10);border-radius:999px;background:rgba(15,26,45,.6);color:#8fa3bc;font-size:13px;font-weight:600}
.dot{width:8px;height:8px;border-radius:50%;background:var(--blue,#2f6bff);display:inline-block;animation:pulse 2s infinite}
@keyframes pulse{0%,100%{opacity:1}50%{opacity:.5}}
.title{font-size:clamp(32px,5vw,60px);line-height:1.08;margin:16px 0;font-weight:900;letter-spacing:-.03em;color:var(--text,#e8eef8)}
.gold-text{background:linear-gradient(135deg,#f0d58e,var(--gold2,#f0d58e) 26%,var(--gold,#d8ad5b) 60%,#f0d58e);-webkit-background-clip:text;background-clip:text;color:transparent}
.lead{font-size:clamp(15px,1.3vw,18px);line-height:1.9;color:var(--muted,#9fb0c7);max-width:680px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:24px}

.metrics{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin-top:28px}
.metric{padding:16px;border:1px solid var(--line,rgba(255,255,255,.08));border-radius:18px;background:var(--panel,#0f1a2d);box-shadow:var(--shadow-soft,0 12px 28px rgba(0,0,0,.20))}
.metric b{display:block;font-size:26px;color:var(--navy,#e8eef8)}
.metric span{color:var(--muted,#9fb0c7);font-size:13px}

.hero-visual{display:flex;flex-direction:column;gap:16px}
.visual-frame{border:1px solid var(--line,rgba(255,255,255,.08));border-radius:26px;background:linear-gradient(180deg,rgba(16,32,51,.03),rgba(16,32,51,.01));padding:28px;box-shadow:var(--shadow,0 20px 60px rgba(0,0,0,.28));position:relative}
.accent-box{position:absolute;top:12px;right:12px;width:36px;height:36px;border-radius:10px;background:linear-gradient(135deg,var(--gold2,#f0d58e),var(--gold,#d8ad5b));opacity:.18}
.logo-svg{width:100%;height:auto;display:block}
.bars{display:grid;grid-template-columns:repeat(3,1fr);gap:10px}
.bar{padding:10px 14px;border-radius:12px;background:rgba(216,173,91,.10);border:1px solid rgba(198,154,71,.18);font-size:13px;font-weight:700;color:var(--navy3,#6b84a3);text-align:center}

.section{padding:64px 0}
.section-intro{padding:48px 0}
.section-slim{padding:36px 0}
.h2{font-size:clamp(26px,3vw,40px);margin:0 0 12px;line-height:1.15;font-weight:900;color:var(--text,#e8eef8)}
.sub{color:var(--muted,#9fb0c7);line-height:1.8;max-width:820px}

.grid-2{display:grid;grid-template-columns:1fr 1fr;gap:22px;align-items:start}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}

.subcard{padding:18px;border-radius:18px;background:var(--panel,#0f1a2d);border:1px solid var(--line,rgba(255,255,255,.08));box-shadow:var(--shadow-soft,0 12px 28px rgba(0,0,0,.20))}
.subcard h3{margin:0 0 8px;font-size:17px;color:var(--navy,#e8eef8)}
.subcard p{margin:0;color:var(--muted,#9fb0c7);line-height:1.7;font-size:14px}
.panel-compact{padding:16px;border-radius:16px;background:var(--panel,#0f1a2d);border:1px solid var(--line,rgba(255,255,255,.08))}
.panel-head{padding:14px 18px;border-bottom:1px solid var(--line,rgba(255,255,255,.08));font-weight:800;font-size:15px}

.split{display:grid;grid-template-columns:1fr 1fr;gap:22px;align-items:start}

.timeline{display:grid;gap:16px}
.tl-item{display:grid;grid-template-columns:40px 1fr;gap:14px;align-items:start}
.tl-item b{width:40px;height:40px;border-radius:12px;background:linear-gradient(135deg,rgba(198,154,71,.14),rgba(29,79,140,.10));display:grid;place-items:center;font-size:14px;color:var(--navy,#e8eef8);font-weight:900}
.tl-item strong{display:block;font-size:15px;color:var(--text,#e8eef8);margin-bottom:4px}
.tl-item .muted{color:var(--muted,#9fb0c7);font-size:14px;line-height:1.7}

.tabs-wrap{border:1px solid var(--line,rgba(255,255,255,.08));border-radius:20px;overflow:hidden;background:var(--panel,#0f1a2d)}
.tabs{display:grid;grid-template-columns:repeat(4,1fr);background:rgba(255,255,255,.03);border-bottom:1px solid var(--line,rgba(255,255,255,.08))}
.tabs button{border:0;background:transparent;color:var(--muted,#9fb0c7);padding:14px 12px;font-weight:800;cursor:pointer;font-size:14px;transition:.18s}
.tabs button.active{color:var(--navy,#e8eef8);background:linear-gradient(135deg,rgba(198,154,71,.10),rgba(29,79,140,.06))}
.tab-panel{padding:22px}
.tab-panel[hidden]{display:none}

.entry-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.entry-card{padding:20px;border-radius:20px;background:var(--panel,#0f1a2d);border:1px solid var(--line,rgba(255,255,255,.08));box-shadow:var(--shadow-soft,0 12px 28px rgba(0,0,0,.20));transition:.2s}
.entry-card:hover{transform:translateY(-3px);border-color:rgba(198,154,71,.35)}
.entry-card h3{margin:0 0 8px;font-size:18px;color:var(--navy,#e8eef8)}
.entry-card p{margin:0;color:var(--muted,#9fb0c7);line-height:1.7;font-size:14px}

.image-showcase{display:grid;grid-template-columns:repeat(3,1fr);gap:28px;width:100%}
.image-showcase .image-card{min-height:420px;border-radius:26px}
.image-showcase .image-card img{min-height:400px;object-fit:cover;transition:transform .8s cubic-bezier(.22,1,.36,1),opacity .5s ease}
.image-showcase .image-card:hover img{transform:scale(1.06);opacity:.90}
.image-showcase .image-copy{padding:24px 24px 20px}

.solutions .entry-grid{grid-template-columns:repeat(2,1fr)}

.compact{padding:36px 0}
.compact-split{display:grid;grid-template-columns:360px 1fr;gap:18px;align-items:start}
.compact-steps{display:grid;gap:12px}
.step-line{display:grid;grid-template-columns:28px 1fr;gap:12px;align-items:center;padding:12px 14px;border-radius:14px;background:rgba(198,154,71,.04);border:1px solid rgba(198,154,71,.12)}
.step-line b{width:28px;height:28px;border-radius:50%;background:linear-gradient(135deg,var(--gold2,#f0d58e),var(--gold,#d8ad5b));display:grid;place-items:center;color:#e8eef8;font-size:12px;font-weight:900}

.form{display:grid;gap:12px}
.form input,.form textarea,.form select{padding:12px 16px;border:1px solid var(--line,rgba(255,255,255,.10));border-radius:14px;font-size:14px;font-family:inherit;background:var(--panel,#0f1a2d);color:var(--text,#e8eef8);transition:.18s}
.form input:focus,.form textarea:focus{outline:none;border-color:var(--gold,#d8ad5b);box-shadow:0 0 0 3px rgba(198,154,71,.15)}
.form textarea{resize:vertical;min-height:80px}
.full{width:100%}

.modal-backdrop{position:fixed;inset:0;z-index:200;background:rgba(7,20,35,.55);backdrop-filter:blur(6px);display:none;place-items:center}
.modal-backdrop.open{display:grid}
.modal{position:fixed;top:50%;left:50%;transform:translate(-50%,-50%);z-index:210;width:min(580px,calc(100% - 32px));background:var(--panel,#0f1a2d);border-radius:26px;box-shadow:0 28px 80px rgba(7,20,35,.22);overflow:hidden;display:none}
.modal.open{display:block}
.modal-head{display:flex;justify-content:space-between;align-items:center;padding:20px 24px;border-bottom:1px solid var(--line,rgba(255,255,255,.08));background:linear-gradient(135deg,rgba(198,154,71,.06),rgba(29,79,140,.04))}
.modal-head strong{font-size:17px;color:var(--navy,#e8eef8)}

.dock{position:fixed;top:0;left:0;right:0;z-index:200;background:rgba(7,20,35,.96);backdrop-filter:blur(16px);border-bottom:1px solid rgba(255,255,255,.08);display:block}
.dock-inner{display:flex;justify-content:center;align-items:center;gap:6px;padding:6px 0}
.dock a,.dock button{color:#8fa3bc;font-size:12px;font-weight:700;display:flex;flex-direction:row;align-items:center;gap:5px;background:0;border:0;cursor:pointer;padding:7px 16px;border-radius:8px;transition:.18s}
.dock a:hover,.dock button:hover{background:rgba(255,255,255,.08);color:#e8eef8}
.dock a:first-child{color:var(--gold,#d8ad5b);font-weight:800}

.ico{width:44px;height:44px;border-radius:14px;display:grid;place-items:center;font-size:20px;background:linear-gradient(135deg,rgba(198,154,71,.12),rgba(29,79,140,.08));color:var(--navy,#e8eef8)}

.breadcrumb{font-size:13px;color:var(--muted,#9fb0c7);margin-bottom:16px;display:flex;align-items:center;gap:6px;flex-wrap:wrap}
.breadcrumb a{color:var(--blue,#2f6bff);font-weight:600}

.muted{color:var(--muted,#9fb0c7)}

.page-about .hero{padding:48px 0 36px}
.page-products .hero{padding:48px 0 36px}

/* ════════════════════════════════════════════
   PREMIUM UPGRADE — Service Entry Cards
   ════════════════════════════════════════════ */

/* Service entry cards (站点交互与服务入口) — card-like treatment with icon + hover */
.entry-grid .entry-card{
  display:flex;flex-direction:column;gap:12px;
  padding:28px 24px;border-radius:22px;
  background:linear-gradient(180deg,rgba(15,26,45,.95),rgba(7,17,31,.92));
  border:1px solid rgba(255,255,255,.07);
  box-shadow:0 12px 32px rgba(0,0,0,.25),inset 0 1px 0 rgba(255,255,255,.04);
  position:relative;overflow:hidden;
  transition:transform .4s cubic-bezier(.22,1,.36,1),box-shadow .4s ease,border-color .4s ease
}
.entry-grid .entry-card::before{
  content:'';position:absolute;left:0;top:0;right:0;height:3px;
  background:linear-gradient(90deg,var(--gold,#d8ad5b),var(--blue,#2f6bff));
  background-size:300% 100%;
  animation:premium-border-flow 5s linear infinite;
  opacity:0;transition:opacity .3s ease
}
.entry-grid .entry-card:hover::before{opacity:1}
.entry-grid .entry-card:hover{
  transform:translateY(-8px);
  border-color:rgba(216,173,91,.22);
  box-shadow:0 28px 56px rgba(0,0,0,.40),0 0 0 1px rgba(216,173,91,.08),inset 0 1px 0 rgba(255,255,255,.06)
}
/* Entry card icon area */
.entry-grid .entry-card .ico,
.entry-grid .entry-card>.ico{
  width:52px;height:52px;border-radius:16px;font-size:22px;
  background:linear-gradient(135deg,rgba(216,173,91,.16),rgba(47,107,255,.10));
  box-shadow:0 8px 20px rgba(216,173,91,.10);
  transition:box-shadow .3s ease,transform .3s ease
}
.entry-grid .entry-card:hover .ico,
.entry-grid .entry-card:hover>.ico{
  box-shadow:0 12px 28px rgba(216,173,91,.22);
  transform:scale(1.06)
}
.entry-grid .entry-card h3{
  font-size:18px;font-weight:800;color:#e8eef8;
  transition:color .3s ease
}
.entry-grid .entry-card:hover h3{color:var(--gold2,#f0d58e)}
.entry-grid .entry-card p{color:var(--muted,#9fb0c7);line-height:1.75;font-size:14px}

/* ════════════════════════════════════════════
   PREMIUM UPGRADE — 工程能力与交付节奏 Visibility
   ════════════════════════════════════════════ */

/* Ensure steps/flow sections are fully visible */
.steps,.flow{
  display:grid;gap:18px;
  min-height:0;overflow:visible
}
.steps .step,.flow .flow-card{
  opacity:1!important;
  min-height:auto;
  padding:24px;
  border-radius:20px;
  background:linear-gradient(180deg,rgba(15,26,45,.96),rgba(7,17,31,.93));
  border:1px solid rgba(255,255,255,.07);
  box-shadow:0 12px 28px rgba(0,0,0,.22),inset 0 1px 0 rgba(255,255,255,.03);
  transition:transform .4s cubic-bezier(.22,1,.36,1),box-shadow .4s ease,border-color .4s ease
}
.steps .step:hover,.flow .flow-card:hover{
  transform:translateY(-5px);
  border-color:rgba(216,173,91,.18);
  box-shadow:0 24px 48px rgba(0,0,0,.35),0 0 0 1px rgba(216,173,91,.06),inset 0 1px 0 rgba(255,255,255,.05)
}
.steps .step .n,.flow .flow-card .label{
  font-size:13px;font-weight:900;letter-spacing:.14em;
  background:linear-gradient(135deg,var(--gold2,#f0d58e),var(--gold,#d8ad5b),var(--blue,#2f6bff));
  -webkit-background-clip:text;background-clip:text;color:transparent;
  background-size:200% auto;
  animation:premium-shimmer 6s linear infinite
}

/* ════════════════════════════════════════════
   PREMIUM UPGRADE — Gradient Section Numbers
   ════════════════════════════════════════════ */

/* Section numbers (01, 02, 03, 04) get gold-to-blue gradient text */
.section-head .num,
.section-head b,
.section-num,
.kicker b{
  background:linear-gradient(135deg,var(--gold2,#f0d58e),var(--gold,#d8ad5b) 40%,var(--blue,#2f6bff));
  -webkit-background-clip:text;background-clip:text;color:transparent;
  background-size:200% auto;
  animation:premium-shimmer 6s linear infinite
}

/* ════════════════════════════════════════════
   PREMIUM UPGRADE — Enhanced Card Inner Shadows
   ════════════════════════════════════════════ */

.card,.panel,.subcard,.entry-card,.flow-card,.page-panel,.step,.timeline-item{
  box-shadow:
    0 12px 32px rgba(0,0,0,.25),
    inset 0 1px 0 rgba(255,255,255,.04),
    inset 0 -1px 0 rgba(0,0,0,.15)
}
.card:hover,.panel:hover,.subcard:hover,.entry-card:hover,.flow-card:hover,.page-panel:hover{
  box-shadow:
    0 28px 56px rgba(0,0,0,.40),
    0 0 0 1px rgba(216,173,91,.08),
    inset 0 1px 0 rgba(255,255,255,.06),
    inset 0 -1px 0 rgba(0,0,0,.10)
}

/* ════════════════════════════════════════════
   PREMIUM UPGRADE — Dramatic Hover Transitions
   ════════════════════════════════════════════ */

.card,.panel,.subcard,.entry-card,.flow-card,.page-panel,.mini-card,.step,.timeline-item{
  transition:transform .5s cubic-bezier(.22,1,.36,1),
             box-shadow .5s cubic-bezier(.22,1,.36,1),
             border-color .5s cubic-bezier(.22,1,.36,1),
             background .4s ease
}
.card:hover,.panel:hover,.subcard:hover{
  transform:translateY(-8px) scale(1.01);
  border-color:rgba(216,173,91,.22)!important
}

/* ════════════════════════════════════════════
   PREMIUM UPGRADE — Alternating Section Tones
   ════════════════════════════════════════════ */

.section:nth-child(even){
  background:linear-gradient(180deg,rgba(10,20,38,.35),rgba(7,17,31,.15))
}
.section:nth-child(odd){
  background:linear-gradient(180deg,rgba(7,17,31,.08),transparent)
}
.section.alt-section{
  background:linear-gradient(180deg,rgba(216,173,91,.02),transparent)
}

/* ════════════════════════════════════════════
   PREMIUM UPGRADE — Footer Enhanced Depth
   ════════════════════════════════════════════ */

footer.footer,footer[role=contentinfo]{
  background:linear-gradient(180deg,rgba(7,17,31,.3) 0%,rgba(7,17,31,.85) 40%,rgba(4,10,18,.95) 100%)!important;
  padding:88px 0 52px!important
}
footer.footer::before,footer[role=contentinfo]::before{
  height:2px;
  background:linear-gradient(90deg,transparent,rgba(216,173,91,.35),rgba(47,107,255,.18),rgba(216,173,91,.35),transparent)
}
footer .footer-links a{
  padding:8px 4px;
  transition:color .25s ease,transform .25s ease,padding-left .25s ease
}
footer .footer-links a:hover{
  padding-left:10px
}

@media(max-width:1100px){
  .grid-2,.split,.compact-split{grid-template-columns:1fr}
  .cards,.entry-grid{grid-template-columns:repeat(2,1fr)}
  .image-showcase{grid-template-columns:repeat(2,1fr)}
  .image-showcase .image-card{min-height:340px}
  .image-showcase .image-card img{min-height:320px}
}
@media(max-width:980px){
  .hero-grid{grid-template-columns:1fr}
  .hero-visual{order:-1}
  .metrics{grid-template-columns:1fr 1fr}
  
  .actions .btn-primary{display:none}
}
@media(max-width:760px){
  .grid-3,.grid-4,.cards,.entry-grid,.image-showcase{grid-template-columns:1fr}
  .image-showcase .image-card{min-height:280px}
  .image-showcase .image-card img{min-height:260px}
  .metrics{grid-template-columns:1fr 1fr}
  .hero{padding:36px 0 28px}
  .hero-actions{display:grid;grid-template-columns:1fr}
  .hero-actions .btn{width:100%}
  .section{padding:40px 0}
  .bars{grid-template-columns:1fr}
  .tabs{grid-template-columns:repeat(2,1fr)}
  .compact-split{grid-template-columns:1fr}
  .solutions .entry-grid{grid-template-columns:1fr}
  
}

a{color:inherit;text-decoration:none}img{max-width:100%;display:block}::selection{background:rgba(198,154,71,.25)}
.container{width:min(var(--container),calc(100% - 36px));margin:0 auto}

.nav{display:flex;align-items:center;gap:6px;flex-wrap:wrap;justify-content:flex-end}.nav>a,.nav .nav>a:hover,.nav 

.hero{padding:24px 0 6px}.hero-shell{position:relative;overflow:hidden;border-radius:34px;background:radial-gradient(circle at 18% 20%, rgba(198,154,71,.23), transparent 22%),radial-gradient(circle at 85% 18%, rgba(60,111,173,.20), transparent 26%),linear-gradient(135deg, #e8eef8 0%, #1a3a6e 52%, #0d1728 100%);color:#e8eef8;border:1px solid rgba(255,255,255,.10);box-shadow:0 28px 80px rgba(7,20,35,.18)}
.hero-shell:before,.hero-shell:after{content:'';position:absolute;inset:auto;pointer-events:none}.hero-shell:before{right:-4%;top:-10%;width:340px;height:340px;border-radius:50%;background:radial-gradient(circle, rgba(234,208,138,.18), transparent 66%)}.hero-shell:after{left:-8%;bottom:-22%;width:520px;height:220px;background:linear-gradient(90deg, rgba(255,255,255,.08), transparent 70%);transform:skewX(-32deg)}
.hero-grid{display:grid;grid-template-columns:1.08fr .92fr;gap:34px;align-items:center;padding:56px}.kicker{display:inline-flex;align-items:center;gap:10px;padding:8px 13px;border-radius:999px;background:rgba(255,255,255,.09);border:1px solid rgba(255,255,255,.10);color:#0d1728;font-size:12px;font-weight:800;letter-spacing:.14em;text-transform:uppercase}
.hero h1{margin:18px 0 14px;font-size:clamp(34px,4.2vw,60px);line-height:1.04;letter-spacing:-.02em}.hero p{margin:0;color:rgba(255,255,255,.84);font-size:16px;max-width:62ch}.hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:26px}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:13px 18px;border-radius:14px;font-weight:900;border:1px solid transparent;transition:.18s ease;will-change:transform}.btn:hover{transform:translateY(-1px)}.btn-primary{background:linear-gradient(135deg,var(--gold),var(--gold2));color:#4a3a0e;box-shadow:0 14px 26px rgba(198,154,71,.24)}.btn-ghost{background:rgba(255,255,255,.06);border-color:rgba(255,255,255,.14);color:#e8eef8}
.hero-note{margin-top:18px;display:flex;flex-wrap:wrap;gap:10px}.pill{display:inline-flex;align-items:center;gap:6px;padding:8px 12px;border-radius:999px;background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.10);font-size:12px;font-weight:700;color:#0f1a2d}
.hero-visual{position:relative;border-radius:28px;padding:22px;overflow:hidden;background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.10)}.hero-visual .wire{position:absolute;left:14%;top:16%;width:72%;height:2px;background:linear-gradient(90deg, transparent, rgba(255,255,255,.75), transparent)}.hero-visual .crane{position:absolute;left:16%;top:20%;width:66%;height:44%;border:2px solid rgba(255,255,255,.14);border-bottom:none;border-radius:18px 18px 0 0;clip-path:polygon(0 100%, 10% 0, 90% 0, 100% 100%, 84% 100%, 77% 18%, 23% 18%, 16% 100%)}.hero-visual .crane:before{content:'';position:absolute;left:50%;top:74%;width:2px;height:94px;background:linear-gradient(180deg,#0f1a2d,rgba(255,255,255,.1))}.hero-visual .crane:after{content:'';position:absolute;left:42%;top:148px;width:26%;height:18px;border-radius:999px;background:linear-gradient(90deg,var(--gold),var(--gold2))}
.hero-panel-grid{position:relative;z-index:1;display:grid;grid-template-columns:repeat(2,1fr);gap:12px;min-height:320px;align-content:end}.hero-panel{min-height:132px;border-radius:20px;padding:16px;background:linear-gradient(180deg, rgba(255,255,255,.10), rgba(255,255,255,.04));border:1px solid rgba(255,255,255,.10);backdrop-filter:blur(10px)}.hero-panel strong{display:block;font-size:20px;line-height:1.2;margin-bottom:6px}.hero-panel span{color:rgba(255,255,255,.72);font-size:13px}
.hero-card{margin-top:12px;padding:14px 16px;border-radius:18px;background:rgba(4,10,18,.30);border:1px solid rgba(255,255,255,.10);color:#0d1728;display:flex;justify-content:space-between;gap:12px;align-items:center}.hero-card b{color:#e8eef8}
.section{padding:44px 0}.section.alt{background:linear-gradient(180deg, rgba(13,26,46,.03), rgba(13,26,46,.01))}.section-head{display:flex;justify-content:space-between;align-items:end;gap:18px;margin-bottom:18px}.section-head h2{margin:0;font-size:28px;line-height:1.12;letter-spacing:-.02em;color:#e8eef8}.section-head p{margin:8px 0 0;color:var(--muted);max-width:74ch}.more{color:var(--blue);font-weight:900;white-space:nowrap}
.grid{display:grid;gap:16px}.cols-2{grid-template-columns:repeat(2,1fr)}.cols-3{grid-template-columns:repeat(3,1fr)}.cols-4{grid-template-columns:repeat(4,1fr)}.cols-5{grid-template-columns:repeat(5,1fr)}
.card,.panel{position:relative;background:var(--panel);border:1px solid rgba(255,255,255,.06);border-radius:var(--radius);padding:22px;box-shadow:var(--shadow-soft);overflow:hidden}.card:before,.panel:before{content:'';position:absolute;left:0;top:0;right:0;height:3px;background:linear-gradient(90deg,var(--gold),var(--blue));opacity:.9}.card:hover,.panel:hover{transform:translateY(-2px);box-shadow:var(--shadow)}.card{transition:.18s ease}.card h3,.card h4{margin:0 0 10px;line-height:1.25;color:#e8eef8}.card p{margin:0;color:var(--muted)}.tag{display:inline-flex;align-items:center;gap:6px;padding:7px 10px;border-radius:999px;background:#0f1a2d;color:var(--blue);font-size:12px;font-weight:900;letter-spacing:.06em}
.meta{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:14px}.muted{color:var(--muted)}
.split{display:grid;grid-template-columns:1.02fr .98fr;gap:18px;align-items:stretch}.soft{background:linear-gradient(180deg,#0f1a2d,#0f1a2d)}
.linklist{display:grid;gap:10px}.linklist a{display:flex;justify-content:space-between;gap:14px;align-items:center;padding:13px 14px;border-radius:14px;background:#0f1a2d;border:1px solid rgba(255,255,255,.06);font-weight:800;color:#8fa3bc}.linklist a:hover{background:#0f1a2d;color:var(--blue)}
.badges{display:flex;gap:10px;flex-wrap:wrap}.badge{display:inline-flex;align-items:center;gap:8px;padding:8px 12px;border-radius:999px;background:#0d1728;border:1px solid rgba(255,255,255,.06);color:#8fa3bc;font-size:13px;font-weight:700}
.kpis{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}.kpi{padding:18px;border-radius:18px;background:rgba(255,255,255,.82);border:1px solid rgba(255,255,255,.06);box-shadow:var(--shadow-soft)}.kpi strong{display:block;font-size:24px;line-height:1;color:var(--blue)}.kpi span{display:block;margin-top:8px;font-weight:900}.kpi p{margin:6px 0 0;color:var(--muted);font-size:14px}
.highlight{background:linear-gradient(135deg, rgba(198,154,71,.12), rgba(29,79,140,.08));border:1px solid rgba(255,255,255,.06);border-radius:24px;padding:20px}.bullets{margin:0;padding-left:18px;color:#8fa3bc}.bullets li{margin:8px 0}
.timeline{display:grid;gap:14px}.timeline-item{display:grid;grid-template-columns:100px 1fr;gap:16px;align-items:start;padding:18px;border-radius:18px;background:#0f1a2d;border:1px solid rgba(255,255,255,.06);box-shadow:var(--shadow-soft)}.timeline-item .year{font-size:18px;font-weight:900;color:var(--gold)}.timeline-item .title{font-weight:900;margin-bottom:6px;color:#e8eef8}
.steps{display:grid;grid-template-columns:repeat(6,1fr);gap:12px}.step{padding:18px;border-radius:18px;background:#0f1a2d;border:1px solid rgba(255,255,255,.06);box-shadow:var(--shadow-soft)}.step .n{font-size:12px;font-weight:900;color:var(--gold);letter-spacing:.14em}.step h4{margin:10px 0 6px}.step p{margin:0;color:var(--muted);font-size:14px}
.flow{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}.flow-card{padding:16px;border-radius:16px;background:#0f1a2d;border:1px solid rgba(255,255,255,.06)}.flow-card .label{font-size:12px;font-weight:900;color:var(--gold);letter-spacing:.14em}.flow-card h4{margin:8px 0 6px}.flow-card p{margin:0;color:var(--muted)}
.table-wrap{overflow:auto;border-radius:18px;border:1px solid rgba(255,255,255,.06);box-shadow:var(--shadow-soft);background:#0f1a2d}.table{width:100%;border-collapse:collapse;min-width:680px}.table th,.table td{padding:14px 16px;border-bottom:1px solid rgba(255,255,255,.06);text-align:left}.table th{background:#0d1728;color:#9fb0c7;font-weight:900}.table tr:last-child td{border-bottom:none}
.accordion{display:grid;gap:12px}.acc{border:1px solid rgba(255,255,255,.06);border-radius:18px;background:#0f1a2d;overflow:hidden;box-shadow:var(--shadow-soft)}.acc button{width:100%;padding:16px 18px;border:0;background:none;display:flex;justify-content:space-between;align-items:center;gap:14px;text-align:left;font:inherit;font-weight:900;color:#9fb0c7;cursor:pointer}.acc .content{display:none;padding:0 18px 16px;color:var(--muted)}.acc.open .content{display:block}.acc.open button{color:var(--blue)}
.page-masthead{padding:22px 0 6px}.crumbs{color:#8fa3bc;font-size:13px;margin-bottom:12px}.crumbs a{color:var(--blue);font-weight:800}.page-panel{padding:22px;border-radius:24px;background:#0f1a2d;border:1px solid rgba(255,255,255,.06);box-shadow:var(--shadow-soft)}.page-grid{display:grid;grid-template-columns:1.12fr .88fr;gap:18px;align-items:center}.page-grid h1{margin:0;font-size:clamp(30px,3.4vw,50px);line-height:1.08;letter-spacing:-.02em;color:#e8eef8}.page-grid p{margin:12px 0 0;color:var(--muted);font-size:16px}
.side-slab{border-radius:22px;background:linear-gradient(135deg,#0f1a2d,#1a3a6e);color:#e8eef8;padding:22px;border:1px solid rgba(255,255,255,.08)}.side-slab .small{color:rgba(255,255,255,.68);font-size:12px;letter-spacing:.14em;text-transform:uppercase;font-weight:800}.side-slab h3{margin:8px 0 10px;font-size:20px}.side-slab p{margin:0;color:rgba(255,255,255,.80)}
.contact-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:18px}.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px}.field{display:grid;gap:7px}.field label{font-size:13px;font-weight:800;color:#8fa3bc}.field input,.field textarea{width:100%;padding:13px 14px;border-radius:14px;border:1px solid rgba(255,255,255,.10);background:#0f1a2d;font:inherit;color:var(--text)}.field textarea{min-height:140px;resize:vertical}
.note{background:linear-gradient(135deg, rgba(198,154,71,.10), rgba(29,79,140,.08));border:1px solid rgba(255,255,255,.06);border-radius:18px;padding:16px 18px;color:#4a6080}

.float-cta{position:fixed;right:18px;bottom:18px;display:grid;gap:10px;z-index:55}.float-cta a{width:50px;height:50px;border-radius:16px;display:grid;place-items:center;background:linear-gradient(135deg,var(--gold),var(--gold2));color:#f0d58e;font-weight:900;box-shadow:0 14px 28px rgba(198,154,71,.26)}
.subtle-grid{position:relative;overflow:hidden}.subtle-grid:after{content:'';position:absolute;inset:0;background-image:linear-gradient(rgba(16,32,51,.03) 1px, transparent 1px),linear-gradient(90deg, rgba(16,32,51,.03) 1px, transparent 1px);background-size:28px 28px;pointer-events:none;mask-image:linear-gradient(180deg, rgba(0,0,0,.6), transparent)}
@media (max-width:1100px){.hero-grid,.page-grid,.split,.contact-grid,.kpis,.steps,.flow,.cols-4,.cols-5,.cols-3,.cols-2{grid-template-columns:repeat(2,1fr)}.steps{grid-template-columns:repeat(3,1fr)}.nav{display:none}.nav.open{display:flex;position:absolute;left:16px;right:16px;top:76px;flex-direction:column;align-items:stretch;padding:14px;background:rgba(9,18,32,.98);border:1px solid rgba(255,255,255,.08);border-radius:18px;box-shadow:var(--shadow)}.hero-grid{padding:30px}}
@media (max-width:760px){.container{width:min(100% - 18px, var(--container))}.hero-grid,.page-grid,.split,.contact-grid,.kpis,.steps,.flow,.cols-4,.cols-5,.cols-3,.cols-2,.form-grid{grid-template-columns:1fr}.section{padding:36px 0}.section-head{flex-direction:column;align-items:flex-start}.hero h1{font-size:32px}.page-grid h1{font-size:28px}.hero-shell{border-radius:26px}.hero-grid{padding:22px}.card,.panel,.page-panel{padding:18px}}

.breadcrumb{color:#8fa3bc;font-size:13px;margin-bottom:14px}.breadcrumb a{color:var(--blue);font-weight:800}
.page-banner{position:relative;overflow:hidden;padding:24px 24px 22px;border-radius:24px;background:linear-gradient(135deg,rgba(216,173,91,.1),rgba(47,107,255,.08));border:1px solid rgba(255,255,255,.06);box-shadow:var(--shadow-soft)}
.page-banner:before{content:'';position:absolute;inset:0 auto 0 0;width:4px;background:linear-gradient(180deg,var(--gold),var(--blue))}
.page-banner .tag{margin-bottom:12px}
.page-banner h1{margin:0;font-size:clamp(30px,3.6vw,46px);line-height:1.08;color:#e8eef8}
.page-banner p{margin:12px 0 0;max-width:78ch;color:var(--muted);font-size:16px}
.detail-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:18px;align-items:start;margin-top:18px}
.detail-grid .panel{min-height:100%}
.image-card{position:relative;overflow:hidden;border-radius:24px;background:linear-gradient(135deg,#0f1a2d,#1a3a6e);border:1px solid rgba(255,255,255,.06);box-shadow:var(--shadow-soft);color:#e8eef8;min-height:100%}
.image-card img{width:100%;height:100%;object-fit:cover;opacity:.88;min-height:320px}
.image-copy{position:absolute;left:0;right:0;bottom:0;padding:18px 18px 16px;background:linear-gradient(180deg,transparent,rgba(6,12,21,.84) 38%,rgba(6,12,21,.92))}
.image-copy h3{margin:0 0 6px;font-size:20px;color:#e8eef8}
.image-copy p{margin:0;color:rgba(255,255,255,.78)}
.feature-list{list-style:none;margin:0;padding:0;display:grid;gap:10px}.feature-list li{padding:13px 14px;border-radius:14px;background:#0f1a2d;border:1px solid rgba(255,255,255,.06);color:#8fa3bc;font-weight:700;line-height:1.6}
.spec-table{width:100%;border-collapse:collapse;margin-top:4px;border-radius:18px;overflow:hidden}.spec-table th,.spec-table td{padding:13px 14px;border-bottom:1px solid rgba(255,255,255,.06);text-align:left;vertical-align:top}.spec-table th{background:#0d1728;color:#9fb0c7;font-weight:900}.spec-table tr:last-child td{border-bottom:none}
@media (max-width:1100px){.detail-grid{grid-template-columns:1fr}.image-card img{min-height:260px}}
@media (max-width:760px){.page-banner{padding:20px}.detail-grid{gap:14px}.image-card img{min-height:220px}.image-copy{padding:16px}.spec-table{display:block;overflow:auto}}

/* ═══ 首页排版优化：双栏布局 ═══ */
.home-split{display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:start}
.home-split>.panel{background:linear-gradient(135deg,rgba(15,26,45,.9),rgba(26,58,110,.35));border:1px solid rgba(255,255,255,.07);border-radius:22px;padding:28px 26px}
.home-split>.panel .panel-head{margin-bottom:20px}
.home-split>.panel .panel-head h3{margin:0 0 8px;font-size:22px;color:#e8eef8}
.home-split>.panel .panel-head .sub{margin:0;color:var(--muted);font-size:14px;line-height:1.65}

/* 为什么选择矿佑 - 2x2网格 */
.home-why-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.home-why-grid .card{border-radius:18px;background:linear-gradient(135deg,rgba(15,26,45,.85),rgba(26,58,110,.25));border:1px solid rgba(255,255,255,.07);padding:22px 20px;transition:transform .25s,box-shadow .25s}
.home-why-grid .card:hover{transform:translateY(-3px);box-shadow:0 12px 28px rgba(0,0,0,.3)}

/* 核心产品矩阵 - 列表式 */
.home-product-list{display:grid;gap:14px}
.home-product-card{display:block;border-radius:18px;background:linear-gradient(135deg,rgba(15,26,45,.85),rgba(26,58,110,.25));border:1px solid rgba(255,255,255,.07);padding:22px 20px;text-decoration:none;transition:transform .25s,box-shadow .25s,border-color .25s}
.home-product-card:hover{transform:translateY(-3px);box-shadow:0 12px 28px rgba(0,0,0,.3);border-color:rgba(198,154,71,.25)}
.home-product-card .tag{margin-bottom:10px}
.home-product-card h3{margin:0 0 8px;font-size:18px;color:#e8eef8}
.home-product-card p{margin:0;color:var(--muted);font-size:14px;line-height:1.6}

.home-view-all{margin-top:18px;display:inline-flex;align-items:center;gap:8px}

/* 服务入口网格 - 2x2 */
.home-entry-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.home-entry-grid .entry-card{border-radius:16px;background:rgba(15,26,45,.6);border:1px solid rgba(255,255,255,.07);padding:18px 16px;transition:transform .25s,box-shadow .25s,border-color .25s}
.home-entry-grid .entry-card:hover{transform:translateY(-2px);box-shadow:0 8px 20px rgba(0,0,0,.25);border-color:rgba(198,154,71,.2)}

/* 响应式 */
@media (max-width:1100px){
  .home-split{grid-template-columns:1fr}
  .home-why-grid{grid-template-columns:1fr 1fr}
  .home-entry-grid{grid-template-columns:1fr 1fr}
}
@media (max-width:760px){
  .home-split{gap:22px}
  .home-why-grid{grid-template-columns:1fr}
  .home-entry-grid{grid-template-columns:1fr}
}

/* ════════════════════════════════════════════
   HERO BACKGROUND IMAGE
   ════════════════════════════════════════════ */
.hero-with-bg{position:relative;overflow:hidden}
.hero-bg-overlay{position:absolute;inset:0;
  background:url('/assets/img/industrial-plant.jpg') center/cover no-repeat;
  z-index:0}
.hero-bg-overlay::after{content:'';position:absolute;inset:0;
  background:linear-gradient(135deg,rgba(13,22,39,.92) 0%,rgba(13,22,39,.78) 50%,rgba(13,22,39,.88) 100%);
  z-index:1}
.hero-with-bg .container{position:relative;z-index:2}

/* ════════════════════════════════════════════
   PHOTO GRID — 现场影像展示
   ════════════════════════════════════════════ */
.photo-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.photo-grid-4{grid-template-columns:repeat(4,1fr)}

.photo-card{position:relative;border-radius:14px;overflow:hidden;
  aspect-ratio:4/3;cursor:pointer;
  background:#0d1627;border:1px solid rgba(255,255,255,.06);
  transition:transform .35s cubic-bezier(.22,1,.36,1),box-shadow .35s,border-color .35s}
.photo-card-wide{aspect-ratio:16/9}
.photo-card img{width:100%;height:100%;object-fit:cover;
  transition:transform .6s cubic-bezier(.22,1,.36,1),filter .6s}
.photo-card:hover img{transform:scale(1.06);filter:brightness(1.1)}

.photo-overlay{position:absolute;inset:0;
  background:linear-gradient(0deg,rgba(10,18,32,.92) 0%,rgba(10,18,32,.4) 40%,transparent 70%);
  display:flex;flex-direction:column;justify-content:flex-end;
  padding:22px 20px;transition:background .4s}
.photo-card:hover .photo-overlay{
  background:linear-gradient(0deg,rgba(10,18,32,.95) 0%,rgba(10,18,32,.55) 50%,rgba(10,18,32,.2) 100%)}

.photo-overlay h3{font-size:1.05rem;font-weight:700;color:#fff;
  margin:0 0 6px;letter-spacing:.01em;
  text-shadow:0 2px 8px rgba(0,0,0,.4)}
.photo-overlay p{font-size:.82rem;line-height:1.55;color:rgba(255,255,255,.72);
  margin:0;opacity:.85;
  transition:opacity .4s .1s}
.photo-card:hover .photo-overlay p{opacity:1}

.photo-card:hover{transform:translateY(-4px);
  box-shadow:0 16px 40px rgba(0,0,0,.35),0 0 0 1px rgba(198,154,71,.18);
  border-color:rgba(198,154,71,.2)}

/* 响应式：图片网格 */
@media (max-width:1100px){
  .photo-grid-4{grid-template-columns:1fr 1fr}
}
@media (max-width:760px){
  .photo-grid{grid-template-columns:1fr}
  .photo-grid-4{grid-template-columns:1fr}
  .photo-card-wide{aspect-ratio:16/10}
}