/* === FUSI SOLUTION — Shared Design System === */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{font-family:'Inter',system-ui,sans-serif;background:#fff;color:#111;line-height:1.6;-webkit-font-smoothing:antialiased;overflow-x:hidden}
:root{
  --red:#8C2627;--red-hover:#a33031;--red-pale:#f8eaea;--red-glow:rgba(140,38,39,.18);
  --gray:#606060;--gray-light:#939393;--gray-pale:#f7f6f5;--gray-ultra:#f0eeec;
  --border:rgba(96,96,96,.15);--border-hover:rgba(96,96,96,.4);
  --text:#111;--white:#fff;
  --shadow-sm:0 2px 8px rgba(0,0,0,.06);--shadow-md:0 8px 32px rgba(0,0,0,.09);--shadow-lg:0 20px 60px rgba(0,0,0,.12);
  --font-display:'Space Grotesk',system-ui,sans-serif;--font-body:'Inter',system-ui,sans-serif;
}
::selection{background:var(--red);color:#fff}
a{text-decoration:none;color:inherit}
img{display:block;max-width:100%}

/* Layout */
.container{max-width:1160px;margin:0 auto;padding:0 5%}
section{padding:3.5rem 0}

/* Typography */
.eyebrow{font-family:var(--font-display);font-size:.72rem;font-weight:700;letter-spacing:.18em;text-transform:uppercase;color:var(--red);margin-bottom:.9rem}
.section-title{font-family:var(--font-display);font-size:clamp(1.9rem,3.5vw,2.8rem);font-weight:700;line-height:1.15;letter-spacing:-.025em;color:var(--text);margin-bottom:.8rem}
.section-sub{font-size:.98rem;color:var(--gray);max-width:600px;line-height:1.75}
.section-header{text-align:center;margin-bottom:2rem}
.section-header .section-sub{margin:.5rem auto 0}
.divider{width:40px;height:3px;background:var(--red);border-radius:2px;margin:1.2rem auto 0}
.section-header.left-align{text-align:left}
.section-header.left-align .divider{margin-left:0}

/* Buttons */
.btn{display:inline-flex;align-items:center;gap:.45rem;padding:12px 24px;border-radius:8px;font-family:var(--font-display);font-size:.88rem;font-weight:600;letter-spacing:-.01em;cursor:pointer;transition:all .22s;border:none;text-decoration:none;white-space:nowrap}
.btn-primary{background:var(--red);color:#fff;box-shadow:0 4px 14px var(--red-glow)}
.btn-primary:hover{background:var(--red-hover);transform:translateY(-2px);box-shadow:0 6px 20px rgba(140,38,39,.28)}
.btn-outline{background:transparent;color:var(--text);border:1.5px solid var(--border-hover)}
.btn-outline:hover{border-color:var(--red);color:var(--red);transform:translateY(-2px)}
.btn-white{background:#fff;color:var(--red)}
.btn-white:hover{background:var(--red-pale);transform:translateY(-2px)}
.btn-ghost{background:rgba(255,255,255,.1);color:#fff;border:1px solid rgba(255,255,255,.2)}
.btn-ghost:hover{background:rgba(255,255,255,.2);transform:translateY(-2px)}

/* Navbar */
#navbar{position:fixed;top:0;left:0;right:0;z-index:100;transition:background .4s ease,box-shadow .4s ease;background:transparent}
#navbar.scrolled{background:rgba(255,255,255,.97);backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);box-shadow:0 1px 0 var(--border),0 4px 24px rgba(0,0,0,.06)}
.nav-inner{max-width:1160px;margin:0 auto;padding:0 5%;height:64px;display:flex;align-items:center;gap:1.5rem}
.nav-logo{display:flex;align-items:center;gap:.7rem;flex-shrink:0}
.nav-logo-mark img{width:32px;height:32px;object-fit:contain}
.nav-logo-text{font-family:var(--font-display);font-size:.95rem;font-weight:700;letter-spacing:.04em;color:var(--text)}
.nav-logo-text span{color:var(--red)}
.nav-links{display:flex;align-items:center;list-style:none;margin-left:auto;gap:0}
.nav-links a{font-size:.82rem;font-weight:500;color:var(--gray);padding:6px 10px;border-radius:6px;transition:all .18s;white-space:nowrap}
.nav-links a:hover{color:var(--text);background:var(--gray-ultra)}
/* Dropdown */
.nav-links li{position:relative}
.nav-dropdown{position:absolute;top:100%;left:0;background:#fff;border:1px solid var(--border);border-radius:10px;box-shadow:var(--shadow-md);min-width:190px;padding:.35rem 0;opacity:0;transform:translateY(-6px);pointer-events:none;transition:opacity .2s,transform .22s cubic-bezier(.22,1,.36,1);z-index:200}
.nav-links li:hover .nav-dropdown{opacity:1;transform:translateY(0);pointer-events:auto}
.nav-dropdown a{display:flex;align-items:center;gap:.6rem;font-size:.81rem;font-weight:500;color:var(--gray);padding:.52rem 1rem;transition:background .15s,color .15s;border-radius:0;background:none}
.nav-dropdown a:hover{background:var(--gray-ultra);color:var(--text)}
.nav-dropdown a svg{width:14px;height:14px;stroke:var(--red);fill:none;stroke-width:2;stroke-linecap:round;flex-shrink:0}
.nav-has-dropdown>a::after{content:'';display:inline-block;width:0;height:0;border-left:4px solid transparent;border-right:4px solid transparent;border-top:4px solid currentColor;margin-left:.3rem;opacity:.5;vertical-align:middle;transition:transform .2s}
.nav-has-dropdown:hover>a::after{transform:rotate(180deg)}
.nav-cta{margin-left:.8rem;flex-shrink:0}
.nav-hamburger{display:none;flex-direction:column;gap:5px;background:none;border:none;cursor:pointer;padding:4px;margin-left:auto}
.nav-hamburger span{display:block;width:22px;height:2px;background:var(--text);border-radius:2px;transition:all .25s}
.mobile-menu{display:none;position:fixed;inset:0;background:var(--white);z-index:99;padding:80px 5% 2rem;flex-direction:column;gap:.4rem;overflow-y:auto}
.mobile-menu.open{display:flex}
.mobile-menu a{font-family:var(--font-display);font-size:1.1rem;font-weight:600;color:var(--text);padding:.75rem 0;border-bottom:1px solid var(--border)}
.mobile-menu a:hover{color:var(--red)}
.mobile-close{background:none;border:none;position:absolute;top:1rem;right:5%;font-size:1.5rem;cursor:pointer;color:var(--text);line-height:1}

/* Service Cards */
.services-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:1.4rem;align-items:stretch}
.service-card{background:var(--white);border:1px solid var(--border);border-radius:14px;padding:1.8rem;transition:all .28s;border-top:3px solid transparent;display:flex;flex-direction:column;height:100%}
.service-card:hover{border-color:rgba(140,38,39,.15);transform:translateY(-4px);box-shadow:var(--shadow-md);border-top-color:var(--red)}
.service-icon{width:46px;height:46px;border-radius:10px;background:var(--red-pale);border:1px solid rgba(140,38,39,.12);display:flex;align-items:center;justify-content:center;margin-bottom:1.1rem}
.service-icon svg{width:22px;height:22px;stroke:var(--red);stroke-width:2;fill:none;stroke-linecap:round;stroke-linejoin:round}
.service-card h3{font-family:var(--font-display);font-size:1rem;font-weight:700;margin-bottom:.55rem;letter-spacing:-.015em;color:var(--text)}
.service-card>p{font-size:.87rem;color:var(--gray);line-height:1.7;flex:1}
.service-features{list-style:none;margin-top:1.1rem;display:flex;flex-direction:column;gap:.4rem;margin-top:auto;padding-top:1.1rem}
.service-features li{display:flex;align-items:center;gap:.5rem;font-size:.81rem;color:var(--gray)}
.service-features li svg{width:12px;height:12px;stroke:var(--red);stroke-width:2.5;fill:none;flex-shrink:0}

/* Clients 3D Carousel */
.clients-carousel-outer{overflow:hidden;padding:2rem 0;-webkit-mask:linear-gradient(to right,transparent 0%,#000 6%,#000 94%,transparent 100%);mask:linear-gradient(to right,transparent 0%,#000 6%,#000 94%,transparent 100%)}
.clients-3d-track{display:flex;gap:3.5rem;width:max-content;align-items:center;animation:clients-scroll 220s linear infinite}
.clients-3d-track:hover{animation-play-state:paused}
@keyframes clients-scroll{from{transform:translateX(0)}to{transform:translateX(-50%)}}
.client-logo-3d{flex:none;width:160px;height:72px;display:flex;align-items:center;justify-content:center;padding:0 .5rem;filter:grayscale(1) opacity(.45);transition:filter .3s,transform .3s}
.client-logo-3d:hover{filter:grayscale(0) opacity(1);transform:scale(1.08) translateY(-3px)}
.client-logo-3d img{max-width:140px;max-height:56px;object-fit:contain;display:block}

/* Case Studies */
.cases-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:1.4rem}
.case-card{background:var(--white);border:1px solid var(--border);border-radius:14px;overflow:hidden;transition:all .28s}
.case-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg)}
.case-header{padding:1.4rem 1.4rem .8rem;background:var(--gray-pale);display:flex;align-items:center;gap:.8rem}
.case-header-icon{width:64px;height:64px;border-radius:10px;overflow:hidden;background:var(--white);border:1px solid var(--border);display:flex;align-items:center;justify-content:center;flex-shrink:0}
.case-header-icon img{width:64px;height:64px;object-fit:contain}
.case-body{padding:1.4rem}
.case-tag{font-size:.72rem;font-weight:700;letter-spacing:.1em;text-transform:uppercase;color:var(--red);margin-bottom:.6rem}
.case-body h3{font-family:var(--font-display);font-size:.97rem;font-weight:700;line-height:1.4;margin-bottom:.7rem;letter-spacing:-.015em}
.case-body p{font-size:.84rem;color:var(--gray);line-height:1.7}

/* About Grid */
.about-grid{display:grid;grid-template-columns:1fr 1fr;gap:5rem;align-items:center}
.about-values{display:flex;flex-direction:column;gap:1.5rem}
.value-row{display:flex;gap:1.1rem;align-items:flex-start}
.value-icon{width:38px;height:38px;border-radius:9px;background:var(--red-pale);border:1px solid rgba(140,38,39,.12);display:flex;align-items:center;justify-content:center;flex-shrink:0}
.value-icon svg{width:18px;height:18px;stroke:var(--red);stroke-width:2;fill:none}
.value-text h4{font-family:var(--font-display);font-size:.9rem;font-weight:700;margin-bottom:.25rem}
.value-text p{font-size:.83rem;color:var(--gray);line-height:1.65}

/* Page Banner */
.page-banner{position:relative;min-height:58vh;display:flex;align-items:center;overflow:hidden;padding-top:64px}
.banner-inner{position:relative;z-index:3;max-width:1160px;margin:0 auto;padding:5rem 5%;width:100%}
.banner-title{font-family:var(--font-display);font-size:clamp(2.6rem,6vw,4.8rem);font-weight:800;line-height:1.06;letter-spacing:-.04em;margin-bottom:1.2rem}
.banner-sub{font-size:1.05rem;max-width:560px;line-height:1.8;opacity:.82}
.banner-chip{display:inline-flex;align-items:center;gap:.5rem;background:var(--red-pale);border:1px solid rgba(140,38,39,.2);color:var(--red);font-size:.72rem;font-weight:700;letter-spacing:.12em;text-transform:uppercase;padding:5px 14px;border-radius:20px;margin-bottom:1.4rem}

/* Footer */
footer{background:#fff;color:var(--text);padding:5rem 0 0;margin-top:0;border-top:1px solid var(--border)}
.footer-grid{display:grid;grid-template-columns:1.8fr 1fr 1fr 1fr;gap:3rem;padding-bottom:3rem;border-bottom:1px solid var(--border)}
.footer-brand p{font-size:.84rem;color:var(--gray);line-height:1.75;margin:1rem 0 1.5rem}
.footer-logo{display:flex;align-items:center;gap:.7rem;margin-bottom:.2rem}
.footer-logo-mark img{width:28px;height:28px;object-fit:contain}
.footer-logo-text{font-family:var(--font-display);font-size:.92rem;font-weight:700;color:var(--text);letter-spacing:.04em}
.footer-logo-text span{color:var(--red)}
.footer-social{display:flex;gap:.5rem}
.soc-btn{width:34px;height:34px;border-radius:8px;background:var(--gray-ultra);border:1px solid var(--border);display:flex;align-items:center;justify-content:center;font-size:.72rem;font-weight:700;color:var(--gray);cursor:pointer;transition:all .2s;text-decoration:none}
.soc-btn:hover{background:var(--red);color:#fff;border-color:var(--red)}
.footer-col h4{font-family:var(--font-display);font-size:.74rem;font-weight:700;letter-spacing:.14em;text-transform:uppercase;color:var(--gray-light);margin-bottom:1rem}
.footer-col ul{list-style:none;display:flex;flex-direction:column;gap:.48rem}
.footer-col li a{font-size:.83rem;color:var(--gray);transition:color .18s}
.footer-col li a:hover{color:var(--text)}
.footer-certs{padding:1.8rem 0 1.5rem;border-top:1px solid var(--border)}
.footer-certs-label{font-size:.68rem;font-weight:700;letter-spacing:.14em;text-transform:uppercase;color:var(--gray-light);margin-bottom:1rem}
.footer-certs-inner{display:flex;align-items:center;gap:1rem;flex-wrap:wrap}
.footer-cert-item{display:flex;align-items:center;gap:.8rem;background:var(--gray-ultra);border:1px solid var(--border);border-radius:12px;padding:.75rem 1.2rem;transition:all .25s}
.footer-cert-item:hover{background:var(--gray-pale);border-color:var(--border-hover);transform:translateY(-2px)}
.footer-cert-item img{height:36px;width:auto;object-fit:contain}
.footer-cert-label{font-size:.73rem;font-weight:600;color:var(--gray);line-height:1.45}
.cert-large{padding:1rem 1.6rem;background:transparent;border:none}
.cert-large img{height:72px;width:auto;object-fit:contain;filter:drop-shadow(0 2px 8px rgba(0,0,0,.12))}
.cert-large:hover{background:var(--gray-ultra);border:1px solid var(--border)}
.footer-bottom{border-top:1px solid var(--border);padding:1.4rem 0;display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:.8rem}
.footer-bottom>span{font-size:.8rem;color:var(--gray-light)}
.footer-bottom a{font-size:.8rem;color:var(--gray-light);margin-left:1.5rem}
.footer-bottom a:hover{color:var(--text)}

/* Reveal Animations */
.reveal{opacity:0;transform:translateY(24px);transition:opacity .7s cubic-bezier(.22,1,.36,1),transform .7s cubic-bezier(.22,1,.36,1)}
.reveal.visible{opacity:1;transform:none}
.reveal-left{opacity:0;transform:translateX(-32px);transition:opacity .7s cubic-bezier(.22,1,.36,1),transform .7s cubic-bezier(.22,1,.36,1)}
.reveal-left.visible{opacity:1;transform:none}
.reveal-right{opacity:0;transform:translateX(32px);transition:opacity .7s cubic-bezier(.22,1,.36,1),transform .7s cubic-bezier(.22,1,.36,1)}
.reveal-right.visible{opacity:1;transform:none}
.d1{transition-delay:.1s}.d2{transition-delay:.2s}.d3{transition-delay:.3s}.d4{transition-delay:.4s}

/* Utilities */
.text-red{color:var(--red)}
.bg-pale{background:var(--gray-pale)}

@media (max-width:900px){.about-grid{grid-template-columns:1fr;gap:2.5rem}.footer-grid{grid-template-columns:1fr 1fr;gap:2rem}.footer-brand{grid-column:1 / -1}}
@media (max-width:760px){.nav-links,.nav-cta{display:none}.nav-hamburger{display:flex}section{padding:3.5rem 0}.services-grid,.cases-grid{grid-template-columns:1fr}.footer-grid{grid-template-columns:1fr}}