:root {
  --bg: #0b1726;
  --bg-soft: #13253b;
  --panel: rgba(16, 34, 56, 0.76);
  --panel-strong: rgba(14, 30, 50, 0.84);
  --line: rgba(255,255,255,0.12);
  --text: #f2f7ff;
  --muted: #b2c5db;
  --accent: #39b8ff;
  --accent-2: #8fe8ff;
  --accent-3: #9bc4ff;
  --shadow: 0 24px 70px rgba(0,0,0,.24);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:Inter,Arial,"PingFang SC","Microsoft YaHei",sans-serif;background:linear-gradient(180deg,#13253c 0%,#1d3550 24%,#eef4fb 24%,#f5f8fc 62%,#e9f1f9 100%);color:var(--text);line-height:1.65}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
.container{width:min(1240px,92vw);margin:0 auto}
.site-header{position:sticky;top:0;z-index:50;background:rgba(12,24,39,.66);backdrop-filter:blur(14px);border-bottom:1px solid var(--line)}
.nav{display:flex;align-items:center;justify-content:space-between;padding:10px 0}.brand{font-size:22px;font-weight:800;letter-spacing:.08em}.brand small{display:block;font-size:13px;color:var(--muted);letter-spacing:.20em;margin-top:8px}.brand-logo{display:flex;align-items:center;justify-content:center;letter-spacing:0;min-width:auto}.brand-logo img{width:224px;height:auto;max-height:92px;object-fit:contain;filter:drop-shadow(0 8px 18px rgba(0,0,0,.12))}.brand-logo span{display:none}
.menu{display:flex;gap:26px;align-items:center;flex-wrap:wrap}.menu a{color:#d8e6fb;font-size:14px}.menu .cta{padding:11px 18px;border-radius:999px;background:linear-gradient(90deg,var(--accent),var(--accent-2));color:#001521;font-weight:700}.mobile-menu-toggle{display:none;appearance:none;border:1px solid rgba(255,255,255,.16);background:rgba(255,255,255,.08);color:#f3f9ff;border-radius:12px;width:44px;height:44px;font-size:24px;line-height:1;align-items:center;justify-content:center}.mobile-nav-wrap{display:none}.mobile-menu{display:flex;flex-direction:column;gap:10px;padding:10px 0 4px}.mobile-menu a{padding:12px 14px;border-radius:14px;background:rgba(255,255,255,.10);border:1px solid rgba(255,255,255,.12);color:#eef6ff;font-size:14px;white-space:nowrap}
.hero{position:relative;display:flex;align-items:center;overflow:hidden}.hero::before{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(10,20,31,.70),rgba(10,20,31,.44) 42%,rgba(10,20,31,.16) 100%);z-index:0}.hero-bg{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;filter:brightness(.56) saturate(.98)}.hero-video{object-position:center center}.hero-tall{min-height:90vh}.hero-content{position:relative;z-index:1;padding:108px 0 84px}.hero-single{display:flex;align-items:flex-end}.hero-copy{max-width:700px}.hero-stats-wrap{margin-top:-32px;position:relative;z-index:3}.hero-stats-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px}.hero-intro-panel{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px;margin-bottom:18px}.hero-intro-copy{padding:18px 20px;border-radius:22px;background:rgba(255,255,255,.18);border:1px solid rgba(255,255,255,.24);backdrop-filter:blur(10px)}.hero-intro-copy strong{display:block;font-size:15px;color:#f9fbff;margin-bottom:6px}.hero-intro-copy span{display:block;font-size:14px;color:#e2edf8}
.eyebrow{display:inline-flex;padding:8px 14px;border:1px solid rgba(122,240,255,.34);background:rgba(18,44,69,.48);border-radius:999px;color:#d9f6ff;font-size:12px;letter-spacing:.18em;text-transform:uppercase;font-weight:700;text-shadow:0 3px 12px rgba(4,12,20,.2)}.eyebrow-plain{padding:0;border:0;background:transparent;border-radius:0;color:#315d89;font-size:13px;letter-spacing:.12em;text-shadow:none}
.hero-title{font-size:clamp(36px,4.6vw,60px);line-height:1.24;letter-spacing:.03em;margin:20px 0 18px;font-weight:820;max-width:760px;color:#ffffff;text-shadow:0 14px 40px rgba(3,10,18,.5)}.detail-title{font-size:clamp(32px,4vw,50px);line-height:1.12;letter-spacing:-.02em;margin:18px 0 16px;font-weight:780}.hero .eyebrow{background:rgba(255,255,255,.22);border-color:rgba(255,255,255,.34);color:#fbfdff}.hero p{font-size:20px;color:#f7fbff;max-width:640px;line-height:1.82;text-shadow:0 8px 24px rgba(3,10,18,.42)}.hero-actions{display:flex;gap:16px;flex-wrap:wrap;margin-top:32px}
.btn{display:inline-flex;align-items:center;gap:10px;padding:14px 22px;border-radius:999px;font-weight:700;border:1px solid transparent;transition:.25s ease}.btn:hover{transform:translateY(-2px)}.btn-primary{background:linear-gradient(90deg,var(--accent),var(--accent-2));color:#001521;box-shadow:0 14px 30px rgba(47,180,255,.22)}.btn-secondary{border-color:rgba(255,255,255,.34);background:rgba(255,255,255,.16);color:#f8fbff}
.section{padding:96px 0}.section-tight{padding:34px 0}.section-header{max-width:820px;margin-bottom:36px}.section-header.centered{text-align:center;margin-left:auto;margin-right:auto}.section-header h1,.section-header h2{font-size:clamp(30px,4vw,52px);margin:0 0 14px;line-height:1.2;letter-spacing:.015em}.section-header p{color:var(--muted);margin:0;font-size:18px;line-height:1.82}.section-header h1,.section-header h2{color:#081b2f}.section-header p{color:#314d69}
.grid{display:grid;gap:24px}.grid-2{grid-template-columns:repeat(2,minmax(0,1fr))}.grid-3{grid-template-columns:repeat(3,minmax(0,1fr))}
.card{background:rgba(255,255,255,.92);border:1px solid rgba(116,148,180,.18);border-radius:28px;overflow:hidden;box-shadow:0 18px 42px rgba(20,52,86,.10)}.glass-card{background:rgba(255,255,255,.76);backdrop-filter:blur(10px)}.card-body{padding:26px}.card h3,.card h2{color:#0f2843;letter-spacing:.01em}.card p{color:#425d78;line-height:1.78}
.logo-strip{display:grid;grid-template-columns:repeat(6,1fr);gap:16px}.logo-strip span{padding:18px 10px;border-radius:18px;text-align:center;background:rgba(255,255,255,.84);border:1px solid rgba(96,126,156,.2);color:#1f3d5b;letter-spacing:.09em;font-weight:600;box-shadow:0 12px 28px rgba(20,52,86,.08)}
.metric{display:flex;align-items:flex-start;padding:24px 22px;border-radius:24px;background:linear-gradient(180deg,rgba(21,43,68,.92),rgba(12,25,41,.9));border:1px solid rgba(255,255,255,.12);box-shadow:var(--shadow)}.metric strong{display:block;font-size:30px;line-height:1.08;margin-bottom:8px;color:#ffffff}.metric span{color:#d4e4f5;font-size:14px}
.stat-list{display:grid;gap:16px;margin-top:18px}.stat-list div{padding:16px 0;border-bottom:1px solid var(--line)}.stat-list div:last-child{border-bottom:0}.stat-list strong{display:block;font-size:28px;margin-bottom:4px}.stat-list span{color:var(--muted);font-size:14px}
.product-card img,.case-card img{height:300px;width:100%;object-fit:cover}.product-card-large .card-body{padding:28px}.product-image-wrap{overflow:hidden;aspect-ratio:10 / 7;background:linear-gradient(180deg,rgba(236,243,250,.88),rgba(247,250,253,.96));display:flex;align-items:center;justify-content:center}.product-image-wrap img{width:100%;height:100%;object-fit:contain;transition:transform .5s ease;background:transparent}.product-card:hover .product-image-wrap img,.case-card:hover img{transform:scale(1.03)}.product-card h3,.case-card h3,.news-card h3{margin:0 0 10px;font-size:26px}
.product-meta{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:14px}.product-meta span{font-size:12px;color:#355f87;padding:6px 10px;border-radius:999px;background:rgba(57,184,255,.12);border:1px solid rgba(57,184,255,.18)}.product-card p,.case-card p,.news-card p{color:#4a647f}
.feature-list{list-style:none;padding:0;margin:18px 0 0;display:grid;gap:10px}.feature-list.compact{gap:8px;margin-bottom:22px}.feature-list li{position:relative;padding-left:18px;color:#1c3b59}.feature-list li::before{content:"";position:absolute;left:0;top:.72em;width:7px;height:7px;border-radius:50%;background:var(--accent-2)}
.showcase{display:grid;grid-template-columns:1.08fr .92fr;gap:34px;align-items:center}.showcase .photo{border-radius:32px;overflow:hidden;border:1px solid var(--line);box-shadow:var(--shadow)}.photo.dramatic img,.photo.cinematic img{min-height:520px;object-fit:cover}.photo-toned{position:relative}.photo-toned::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(10,20,32,.04),rgba(10,20,32,.10) 45%,rgba(10,20,32,.20) 100%);pointer-events:none}
.dark-panel{padding:32px;border-radius:30px;background:linear-gradient(180deg,rgba(255,255,255,.94),rgba(243,248,253,.98));border:1px solid rgba(116,148,180,.18);box-shadow:0 20px 48px rgba(19,50,82,.10)}.dark-section{background:linear-gradient(180deg,rgba(235,242,250,.99),rgba(227,237,247,1))}.tall-panel{min-height:280px}.story-panel{padding:38px;background:linear-gradient(180deg,rgba(255,255,255,.96),rgba(243,248,253,.99))}.dark-panel h2,.dark-panel h3,.dark-panel p,.dark-panel li{color:#17314d}.dark-panel h2,.dark-panel h3{letter-spacing:.01em}.dark-panel p{color:#314d69;line-height:1.84}
.gallery{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}.gallery-masonry img:nth-child(1){grid-column:span 2;grid-row:span 2;height:480px}.gallery-masonry img:nth-child(2){height:230px}.gallery-masonry img:nth-child(3){height:230px}.gallery-masonry img:nth-child(4){height:230px}.gallery-masonry img:nth-child(5){grid-column:span 2;height:230px}.gallery-masonry img:nth-child(6){height:230px}.gallery-masonry img:nth-child(7){height:230px}.gallery-masonry img:nth-child(8){grid-column:span 2;height:230px}.gallery img{width:100%;object-fit:cover;border-radius:22px;border:1px solid var(--line);box-shadow:var(--shadow)}.media-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:22px;margin-top:26px}.media-card{padding:20px;border-radius:24px;background:rgba(255,255,255,.9);border:1px solid rgba(116,148,180,.18);box-shadow:0 16px 36px rgba(19,50,82,.08)}.media-card img,.media-card video{width:100%;border-radius:18px;border:1px solid rgba(116,148,180,.16);background:#e9f1f8}.media-card p{margin:12px 0 0;color:#47627d}.compact-header{max-width:760px}.home-media-grid{display:grid;grid-template-columns:1.25fr 1fr 1fr;grid-template-areas:"fire logistics show" "fire manned manned";gap:18px}.media-feature{position:relative;overflow:hidden;border-radius:28px;border:1px solid rgba(116,148,180,.18);box-shadow:0 18px 40px rgba(19,50,82,.12);min-height:250px}.media-feature img{width:100%;height:100%;object-fit:cover}.media-fire{grid-area:fire;min-height:560px}.media-logistics{grid-area:logistics}.media-show{grid-area:show}.media-manned{grid-area:manned}.media-caption{position:absolute;left:0;right:0;bottom:0;padding:24px;background:linear-gradient(180deg,rgba(8,17,27,.06),rgba(8,17,27,.52) 52%,rgba(8,17,27,.82) 100%)}.media-caption strong{display:block;font-size:22px;color:#ffffff;margin-bottom:7px;text-shadow:0 8px 22px rgba(0,0,0,.34)}.media-caption span{display:block;color:#f2f8ff;font-size:15px;text-shadow:0 4px 14px rgba(0,0,0,.28)}.media-grid-videos{margin-top:22px}
.timeline{display:grid;gap:20px}.timeline-item{padding:22px;border-left:3px solid rgba(47,180,255,.55);background:rgba(255,255,255,.78);border-radius:0 18px 18px 0;box-shadow:0 10px 28px rgba(19,50,82,.08);color:#17314d}.timeline-item strong{display:block;color:#102a45;margin-bottom:6px}.timeline-item br+*{}
.quote-card,.news-card,.case-card{background:linear-gradient(180deg,rgba(255,255,255,.9),rgba(245,249,253,.96));border:1px solid rgba(116,148,180,.18)}.quote-card p{font-size:18px;color:#17324f;line-height:1.82}.quote-card strong{color:#274f78}.news-date{display:inline-block;color:#2f5f8d;font-size:13px;margin-bottom:14px;font-weight:700;letter-spacing:.02em}
.cta-banner{position:relative;padding:52px;border-radius:34px;background:linear-gradient(90deg,rgba(86,157,219,.78),rgba(52,107,164,.72));border:1px solid rgba(167,230,255,.38);overflow:hidden}.giant-cta{text-align:center}
.footer{padding:28px 0 56px;border-top:1px solid var(--line);color:#d6e6f8}.footer a,.footer-bottom div{color:#d6e6f8}.footer-grid{display:grid;grid-template-columns:1.35fr .8fr .85fr;gap:24px}.footer-bottom{display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap}
.page-hero{padding:120px 0 50px;background:radial-gradient(circle at top right,rgba(47,180,255,.18),transparent 28%),linear-gradient(180deg,#06101d,#081728)}.page-hero .section-header h1,.page-hero .section-header h2{color:#ffffff}.page-hero .section-header p{color:#d8e8fa}.breadcrumb{color:#bed3ea;font-size:14px;margin-bottom:16px}
.product-layout{display:grid;grid-template-columns:1.05fr .95fr;gap:34px;align-items:start}.spec-table{width:100%;border-collapse:collapse;margin-top:20px}.spec-table th,.spec-table td{padding:14px 0;border-bottom:1px solid var(--line);text-align:left;color:#e9f3ff}.spec-table td{color:#f4f9ff}.spec-table th{color:#bcd6ef;font-weight:600;width:38%}
.contact-card{padding:30px;border-radius:26px;background:linear-gradient(180deg,rgba(17,38,61,.96),rgba(9,21,36,.98));border:1px solid rgba(255,255,255,.12);color:#edf5ff}.contact-card h2,.contact-card h3,.contact-card p,.contact-card a,.contact-card li,.contact-card strong{color:#edf5ff}.contact-card.emphasis{background:linear-gradient(180deg,rgba(12,33,57,.98),rgba(6,16,29,1))}.notice{color:#b7d1eb;font-size:13px}.cards-lift .card{transition:.28s ease}.cards-lift .card:hover{transform:translateY(-8px)}
@media (max-width: 1100px){.showcase,.product-layout,.footer-grid,.grid-3,.grid-2,.logo-strip,.gallery,.hero-stats-grid,.media-grid,.home-media-grid,.hero-intro-panel{grid-template-columns:1fr}.home-media-grid{grid-template-areas:"fire" "logistics" "show" "manned"}.photo.dramatic img,.photo.cinematic img,.gallery-masonry img:nth-child(n){height:260px;grid-column:auto;grid-row:auto}.media-fire,.media-logistics,.media-show,.media-manned{min-height:260px}.hero-copy{max-width:100%}}
@media (max-width: 860px){.menu{display:none}.mobile-menu-toggle{display:inline-flex}.mobile-nav-wrap{display:none;padding:0 0 12px}.mobile-nav-wrap.open{display:block}.site-header{position:sticky}.nav{padding:8px 0 6px}.brand-logo img{width:172px;max-height:68px}.hero-tall{min-height:82vh}.hero-content{padding:94px 0 54px}.section{padding:74px 0}.footer-bottom{flex-direction:column}.hero-title{font-size:clamp(30px,7vw,42px);line-height:1.28;letter-spacing:.015em}.hero p{font-size:18px;line-height:1.76}.section-header p{font-size:16px;line-height:1.76}.hero-stats-wrap{margin-top:0}.btn{width:100%;justify-content:center}.hero-actions{gap:12px}.product-card h3,.case-card h3,.news-card h3{font-size:22px}.contact-card,.dark-panel,.card-body{padding:22px}}
@media (max-width: 640px){.container{width:min(100%,calc(100vw - 28px))}.hero::before{background:linear-gradient(180deg,rgba(10,20,31,.78),rgba(10,20,31,.54) 52%,rgba(10,20,31,.3) 100%)}.hero-content{padding:86px 0 42px}.hero-copy{max-width:100%}.hero-title{font-size:32px;line-height:1.32;letter-spacing:.01em;margin:16px 0 14px}.hero .eyebrow,.eyebrow{font-size:11px;letter-spacing:.12em;padding:7px 12px}.hero p{font-size:16px;line-height:1.74;max-width:100%}.hero-intro-copy{padding:16px 16px;border-radius:18px}.hero-intro-copy strong{font-size:14px}.hero-intro-copy span{font-size:13px}.metric{padding:18px 16px;border-radius:18px}.metric strong{font-size:24px}.metric span{font-size:13px}.logo-strip span{padding:14px 8px;font-size:13px;line-height:1.4}.section{padding:62px 0}.section-tight{padding:24px 0}.section-header{margin-bottom:24px}.section-header h1,.section-header h2{font-size:28px;line-height:1.28;letter-spacing:.01em}.section-header p{font-size:15px;line-height:1.72}.showcase{gap:22px}.photo.dramatic img,.photo.cinematic img{min-height:0;height:auto}.product-card img,.case-card img{height:220px}.product-image-wrap{aspect-ratio:4 / 3}.media-card{padding:16px;border-radius:18px}.media-card p{font-size:14px;line-height:1.6}.media-caption{padding:18px}.media-caption strong{font-size:18px}.media-caption span{font-size:13px}.timeline{gap:14px}.timeline-item{padding:16px 16px 16px 14px;font-size:14px;line-height:1.7}.feature-list li{font-size:14px;line-height:1.7}.spec-table th,.spec-table td{display:block;width:100%;padding:10px 0}.spec-table tr{display:block;padding:6px 0;border-bottom:1px solid var(--line)}.spec-table th{border-bottom:0;padding-bottom:4px}.page-hero{padding:98px 0 38px}.breadcrumb{font-size:13px;line-height:1.5}.footer{padding:24px 0 40px}.footer-grid{gap:18px}.footer-bottom{font-size:13px;line-height:1.7}.cta-banner{padding:28px 20px;border-radius:24px}.contact-card,.dark-panel,.card-body{padding:18px}}
@media (max-width: 420px){.hero-title{font-size:28px}.brand-logo img{width:156px}.product-meta{gap:8px}.product-meta span{font-size:11px;padding:5px 8px}.btn{padding:13px 18px}.home-media-grid,.media-grid,.grid,.grid-2,.grid-3,.footer-grid{gap:16px}}