:root{--color-primary: #0B1A30;--color-primary-light: #132D4A;--color-primary-lighter: #1E3D5F;--color-accent: #C8A45C;--color-accent-light: #E8D5A3;--color-accent-dark: #A8883C;--color-silver: #94A3B8;--color-silver-light: #E2E8F0;--color-bg: #F8F7F4;--color-bg-alt: #F0EFEA;--color-surface: rgba(255, 255, 255, .95);--color-text: #1A1A1A;--color-text-muted: #64748B;--color-text-light: #94A3B8;--color-border: rgba(11, 26, 48, .08);--font-serif: Georgia, "Times New Roman", "Songti SC", serif;--font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;--radius-sm: 6px;--radius-md: 12px;--radius-lg: 20px;--radius-xl: 28px;--container-max: 1200px;--container-wide: 1400px;--transition-fast: all .3s cubic-bezier(.4, 0, .2, 1);--transition-smooth: all .6s cubic-bezier(.4, 0, .2, 1)}*{margin:0;padding:0;box-sizing:border-box}html{scroll-behavior:smooth}body{font-family:var(--font-sans);background-color:var(--color-bg);color:var(--color-text);line-height:1.7;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;overflow-x:hidden}h1,h2,h3,h4,h5{font-family:var(--font-serif);font-weight:700;line-height:1.25;letter-spacing:.01em}a{color:inherit;text-decoration:none;transition:var(--transition-fast)}ul{list-style:none}img{max-width:100%;height:auto;display:block}.container{max-width:var(--container-max);margin:0 auto;padding:0 1.5rem}.container-wide{max-width:var(--container-wide);margin:0 auto;padding:0 1.5rem}.section{padding:6rem 0}.section-alt{background:var(--color-bg-alt)}.section-dark{background:var(--color-primary);color:#fff}.section-header{text-align:center;margin-bottom:4rem}.section-kicker{display:inline-block;font-family:var(--font-sans);font-size:.8rem;font-weight:600;letter-spacing:.15em;text-transform:uppercase;color:var(--color-accent);margin-bottom:1rem;position:relative}.section-kicker:after{content:"";display:block;width:40px;height:2px;background:var(--color-accent);margin:.75rem auto 0}.section-title{font-size:clamp(2rem,4vw,3rem);color:var(--color-primary);margin-bottom:1rem}.section-dark .section-title{color:#fff}.section-subtitle{font-size:1.05rem;color:var(--color-text-muted);max-width:640px;margin:0 auto;line-height:1.8}.section-dark .section-subtitle{color:var(--color-silver)}.btn{display:inline-flex;align-items:center;gap:.5rem;padding:.9rem 2rem;font-family:var(--font-sans);font-size:.95rem;font-weight:600;border:none;border-radius:50px;cursor:pointer;transition:var(--transition-fast);letter-spacing:.02em}.btn-primary{background:var(--color-accent);color:var(--color-primary)}.btn-primary:hover{background:var(--color-accent-dark);transform:translateY(-2px);box-shadow:0 8px 25px #c8a45c59}.btn-outline{background:transparent;color:#fff;border:1.5px solid rgba(255,255,255,.3)}.btn-outline:hover{border-color:var(--color-accent);color:var(--color-accent);transform:translateY(-2px)}.btn-outline-dark{background:transparent;color:var(--color-primary);border:1.5px solid var(--color-primary)}.btn-outline-dark:hover{background:var(--color-primary);color:#fff;transform:translateY(-2px)}.fade-in-up{opacity:0;transform:translateY(30px);transition:opacity .7s ease-out,transform .7s ease-out}.fade-in-up.visible{opacity:1;transform:translateY(0)}.fade-in{opacity:0;transition:opacity .8s ease-out}.fade-in.visible{opacity:1}.stagger-item:nth-child(1){transition-delay:.05s}.stagger-item:nth-child(2){transition-delay:.15s}.stagger-item:nth-child(3){transition-delay:.25s}.stagger-item:nth-child(4){transition-delay:.35s}.stagger-item:nth-child(5){transition-delay:.45s}.stagger-item:nth-child(6){transition-delay:.55s}.navbar{position:fixed;top:0;left:0;right:0;z-index:1000;padding:1rem 0;transition:var(--transition-fast)}.navbar.scrolled{background:#fffffff2;backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);box-shadow:0 1px 20px #0000000f;padding:.6rem 0}.navbar .container-wide{display:flex;align-items:center;justify-content:space-between}.navbar-brand{display:flex;align-items:center;gap:.75rem;font-size:1.25rem;font-weight:700;color:#fff;transition:var(--transition-fast)}.navbar.scrolled .navbar-brand{color:var(--color-primary)}.navbar-brand-icon{width:40px;height:40px;background:var(--color-accent);border-radius:8px;display:flex;align-items:center;justify-content:center;font-size:1.2rem}.navbar-links{display:flex;gap:2rem;align-items:center}.navbar-links a{color:#fffc;font-size:.9rem;font-weight:500;letter-spacing:.02em;position:relative;padding:.25rem 0}.navbar-links a:after{content:"";position:absolute;bottom:0;left:0;width:0;height:1.5px;background:var(--color-accent);transition:var(--transition-fast)}.navbar-links a:hover{color:var(--color-accent)}.navbar-links a:hover:after{width:100%}.navbar.scrolled .navbar-links a{color:var(--color-text-muted)}.navbar.scrolled .navbar-links a:hover{color:var(--color-primary)}.hero{position:relative;min-height:100vh;display:flex;align-items:center;background:var(--color-primary);overflow:hidden}.hero-bg{position:absolute;inset:0;z-index:0}.hero-bg img{width:100%;height:100%;object-fit:cover;opacity:.35}.hero-overlay{position:absolute;inset:0;background:linear-gradient(135deg,#0b1a30eb,#0b1a30b3,#0b1a3066);z-index:1}.hero-content{position:relative;z-index:2;max-width:720px;padding:6rem 0 4rem}.hero-kicker{display:inline-flex;align-items:center;gap:.5rem;font-family:var(--font-sans);font-size:.85rem;font-weight:600;letter-spacing:.12em;color:var(--color-accent);margin-bottom:1.5rem;padding:.4rem 1rem;border:1px solid rgba(200,164,92,.25);border-radius:50px;background:#c8a45c14}.hero-title{font-size:clamp(2.5rem,6vw,4.2rem);color:#fff;line-height:1.15;margin-bottom:1.5rem;letter-spacing:.02em}.hero-title .highlight{color:var(--color-accent)}.hero-body{font-size:1.1rem;color:#ffffffb3;line-height:1.8;max-width:560px;margin-bottom:2.5rem}.hero-actions{display:flex;gap:1rem;flex-wrap:wrap}.hero-scroll{position:absolute;bottom:2rem;left:50%;transform:translate(-50%);z-index:2;display:flex;flex-direction:column;align-items:center;gap:.5rem;color:#fff6;font-size:.75rem;letter-spacing:.1em;animation:float 2s ease-in-out infinite}@keyframes float{0%,to{transform:translate(-50%) translateY(0)}50%{transform:translate(-50%) translateY(8px)}}.hero-scroll-line{width:1px;height:40px;background:linear-gradient(to bottom,rgba(255,255,255,.4),transparent)}.about-grid{display:grid;grid-template-columns:1fr 1fr;gap:5rem;align-items:center}.about-image{position:relative;border-radius:var(--radius-lg);overflow:hidden;box-shadow:0 20px 60px #0b1a3026}.about-image img{width:100%;height:500px;object-fit:cover;transition:transform .8s ease}.about-image:hover img{transform:scale(1.03)}.about-image:after{content:"";position:absolute;inset:0;background:linear-gradient(to top,rgba(11,26,48,.3),transparent)}.about-badge{position:absolute;bottom:1.5rem;left:1.5rem;z-index:2;color:#fff;font-size:.85rem;font-weight:500;display:flex;align-items:center;gap:.5rem}.about-badge:before{content:"";width:30px;height:2px;background:var(--color-accent)}.about-content .section-kicker{margin-bottom:.75rem}.about-content h2{font-size:clamp(1.8rem,3vw,2.5rem);color:var(--color-primary);margin-bottom:1.5rem}.about-content p{color:var(--color-text-muted);font-size:1rem;line-height:1.9;margin-bottom:1.2rem}.about-stats{display:grid;grid-template-columns:repeat(3,1fr);gap:1.5rem;margin-top:2.5rem;padding-top:2.5rem;border-top:1px solid var(--color-border)}.about-stat-value{font-family:var(--font-serif);font-size:2rem;font-weight:700;color:var(--color-accent);line-height:1;margin-bottom:.35rem}.about-stat-label{font-size:.85rem;color:var(--color-text-muted)}.services-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:2rem}.service-card{background:var(--color-surface);border-radius:var(--radius-lg);padding:2.5rem 2rem;border:1px solid var(--color-border);transition:var(--transition-smooth);position:relative;overflow:hidden}.service-card:before{content:"";position:absolute;top:0;left:0;right:0;height:3px;background:var(--color-accent);transform:scaleX(0);transform-origin:left;transition:transform .6s ease}.service-card:hover:before{transform:scaleX(1)}.service-card:hover{transform:translateY(-6px);box-shadow:0 15px 40px #0b1a301a;border-color:var(--color-accent)}.service-icon{width:56px;height:56px;border-radius:var(--radius-md);background:linear-gradient(135deg,#c8a45c1f,#c8a45c0a);display:flex;align-items:center;justify-content:center;font-size:1.5rem;margin-bottom:1.5rem;border:1px solid rgba(200,164,92,.15)}.service-card h3{font-size:1.3rem;color:var(--color-primary);margin-bottom:.75rem}.service-card p{font-size:.9rem;color:var(--color-text-muted);line-height:1.7}.showcase-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:2rem}.showcase-card{position:relative;border-radius:var(--radius-lg);overflow:hidden;aspect-ratio:4/3;cursor:pointer;background:var(--color-primary)}.showcase-card img{width:100%;height:100%;object-fit:cover;transition:transform .8s ease}.showcase-card:hover img{transform:scale(1.05)}.showcase-card-overlay{position:absolute;inset:0;background:linear-gradient(to top,rgba(11,26,48,.85) 0%,rgba(11,26,48,.1) 50%,transparent 100%);display:flex;flex-direction:column;justify-content:flex-end;padding:2rem;opacity:0;transition:opacity .5s ease}.showcase-card:hover .showcase-card-overlay{opacity:1}.showcase-card-overlay h3{color:#fff;font-size:1.2rem;margin-bottom:.35rem}.showcase-card-overlay p{color:var(--color-silver);font-size:.85rem}.equipment-list{display:grid;grid-template-columns:repeat(4,1fr);gap:1.5rem}.equipment-item{background:#ffffff0f;border:1px solid rgba(255,255,255,.1);border-radius:var(--radius-md);padding:2rem 1.5rem;text-align:center;transition:var(--transition-fast)}.equipment-item:hover{background:#ffffff1a;border-color:var(--color-accent);transform:translateY(-4px)}.equipment-item .icon{font-size:2rem;margin-bottom:.75rem}.equipment-item h4{font-size:1rem;color:#fff;margin-bottom:.35rem}.equipment-item p{font-size:.82rem;color:var(--color-silver)}.quality-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:2rem}.quality-item{text-align:center;padding:2.5rem 1.5rem;border-radius:var(--radius-lg);background:var(--color-surface);border:1px solid var(--color-border);transition:var(--transition-smooth)}.quality-item:hover{transform:translateY(-4px);box-shadow:0 12px 35px #0b1a3014}.quality-icon{width:64px;height:64px;border-radius:50%;background:linear-gradient(135deg,var(--color-accent),var(--color-accent-dark));display:flex;align-items:center;justify-content:center;font-size:1.5rem;margin:0 auto 1.25rem;color:#fff}.quality-item h3{font-size:1.15rem;color:var(--color-primary);margin-bottom:.5rem}.quality-item p{font-size:.88rem;color:var(--color-text-muted);line-height:1.7}.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:4rem;align-items:start}.contact-info h2{font-size:clamp(1.6rem,3vw,2.2rem);color:var(--color-primary);margin-bottom:1rem}.contact-info>p{font-size:.95rem;color:var(--color-text-muted);margin-bottom:2.5rem;line-height:1.8}.contact-details{display:flex;flex-direction:column;gap:1.5rem}.contact-detail-item{display:flex;gap:1rem;align-items:flex-start}.contact-detail-icon{width:44px;height:44px;min-width:44px;border-radius:var(--radius-sm);background:#c8a45c1a;display:flex;align-items:center;justify-content:center;font-size:1.1rem;color:var(--color-accent)}.contact-detail-text h4{font-size:.9rem;color:var(--color-primary);margin-bottom:.15rem}.contact-detail-text p{font-size:.88rem;color:var(--color-text-muted);line-height:1.5}.contact-form{background:var(--color-surface);padding:2.5rem;border-radius:var(--radius-lg);border:1px solid var(--color-border);box-shadow:0 8px 30px #0b1a300d}.form-group{margin-bottom:1.25rem}.form-group label{display:block;font-size:.85rem;font-weight:600;color:var(--color-primary);margin-bottom:.4rem}.form-group input,.form-group textarea,.form-group select{width:100%;padding:.8rem 1rem;font-family:var(--font-sans);font-size:.9rem;border:1px solid var(--color-border);border-radius:var(--radius-sm);background:var(--color-bg);color:var(--color-text);transition:var(--transition-fast);outline:none}.form-group input:focus,.form-group textarea:focus{border-color:var(--color-accent);box-shadow:0 0 0 3px #c8a45c1a}.form-group textarea{min-height:120px;resize:vertical}.footer{background:var(--color-primary);color:#ffffffb3;padding:4rem 0 2rem}.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:3rem;margin-bottom:3rem}.footer-brand{font-family:var(--font-serif);font-size:1.2rem;font-weight:700;color:#fff;margin-bottom:1rem}.footer-about{font-size:.88rem;line-height:1.7;margin-bottom:1.5rem}.footer-social{display:flex;gap:.75rem}.footer-social a{width:36px;height:36px;border-radius:50%;background:#ffffff0f;border:1px solid rgba(255,255,255,.1);display:flex;align-items:center;justify-content:center;font-size:.85rem;color:#fff9;transition:var(--transition-fast)}.footer-social a:hover{background:var(--color-accent);border-color:var(--color-accent);color:var(--color-primary)}.footer h4{font-family:var(--font-sans);font-size:.9rem;font-weight:600;color:#fff;margin-bottom:1.25rem;letter-spacing:.05em}.footer-links{display:flex;flex-direction:column;gap:.6rem}.footer-links a{font-size:.88rem;color:#ffffff8c;transition:var(--transition-fast)}.footer-links a:hover{color:var(--color-accent);padding-left:4px}.footer-bottom{border-top:1px solid rgba(255,255,255,.08);padding-top:1.5rem;display:flex;justify-content:space-between;align-items:center;font-size:.82rem;color:#fff6}.cta-section{background:linear-gradient(135deg,var(--color-primary) 0%,var(--color-primary-light) 100%);padding:5rem 0;text-align:center;position:relative;overflow:hidden}.cta-section:before{content:"";position:absolute;inset:0;background:radial-gradient(circle at 30% 50%,rgba(200,164,92,.08) 0%,transparent 60%)}.cta-content{position:relative;z-index:1;max-width:640px;margin:0 auto}.cta-content h2{font-size:clamp(1.8rem,3vw,2.5rem);color:#fff;margin-bottom:1rem}.cta-content p{font-size:1rem;color:#ffffffa6;margin-bottom:2rem;line-height:1.7}.cta-actions{display:flex;gap:1rem;justify-content:center;flex-wrap:wrap}@media(max-width:1024px){.about-grid{grid-template-columns:1fr;gap:3rem}.about-image{order:-1}.about-image img{height:350px}.services-grid{grid-template-columns:repeat(2,1fr)}.showcase-grid{grid-template-columns:1fr}.equipment-list,.quality-grid{grid-template-columns:repeat(2,1fr)}.contact-grid{grid-template-columns:1fr;gap:3rem}.footer-grid{grid-template-columns:1fr 1fr;gap:2rem}}@media(max-width:768px){.section{padding:4rem 0}.section-header{margin-bottom:3rem}.navbar-links{display:none}.hero-title{font-size:clamp(2rem,8vw,3rem)}.hero-content{padding:5rem 0 3rem}.about-stats{grid-template-columns:repeat(3,1fr);gap:1rem}.about-stat-value{font-size:1.5rem}.services-grid,.quality-grid{grid-template-columns:1fr}.equipment-list{grid-template-columns:1fr 1fr}.footer-grid{grid-template-columns:1fr;text-align:center}.footer-social{justify-content:center}.footer-bottom{flex-direction:column;gap:.5rem;text-align:center}.contact-form{padding:1.5rem}}@media(max-width:480px){.equipment-list{grid-template-columns:1fr}.about-stats{grid-template-columns:1fr;text-align:center}}.mobile-menu-btn{display:none;width:36px;height:36px;background:none;border:none;cursor:pointer;padding:4px;flex-direction:column;justify-content:space-around}.mobile-menu-btn span{display:block;height:2px;background:#fff;border-radius:2px;transition:var(--transition-fast)}.navbar.scrolled .mobile-menu-btn span{background:var(--color-primary)}@media(max-width:768px){.mobile-menu-btn{display:flex}}