:root{--navy:#003366;--accent:#4A90E2;--cyan:#00A8B5;--white:#ffffff;--ice:#F4F6F9;--dark:#0a1628;--text:#1a2332;--text-light:#6b7a99;--border:#e1e8f0;--shadow:0 4px 24px rgba(0,51,102,0.08);--shadow-lg:0 16px 48px rgba(0,51,102,0.16);--radius:8px;--radius-lg:16px;--transition:all 0.3s cubic-bezier(0.4,0,0.2,1);}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0;}
html{scroll-behavior:smooth;font-size:16px;}
body{font-family:'Roboto','Open Sans',sans-serif;color:var(--text);background:var(--white);line-height:1.6;overflow-x:hidden;}
h1,h2,h3,h4,h5{font-family:'Inter','Helvetica Neue',sans-serif;font-weight:700;line-height:1.2;color:var(--navy);}
h1{font-size:clamp(2.4rem,5vw,4rem);font-weight:800;}
h2{font-size:clamp(1.8rem,3.5vw,2.8rem);}
h3{font-size:clamp(1.2rem,2.5vw,1.6rem);}
h4{font-size:1.1rem;font-weight:600;}
p{color:var(--text-light);line-height:1.75;margin-bottom:1rem;}
a{text-decoration:none;color:var(--accent);transition:var(--transition);}
a:hover{color:var(--cyan);}
img{max-width:100%;height:auto;}
.container{max-width:1200px;margin:0 auto;padding:0 1.5rem;}
.section-pad{padding:5rem 0;}
.section-label{font-family:'Inter',sans-serif;font-size:0.75rem;font-weight:600;letter-spacing:0.15em;text-transform:uppercase;color:var(--accent);margin-bottom:0.75rem;}
.section-label.light{color:var(--cyan);}
.section-title{margin-bottom:3rem;color:var(--navy);}
.section-title.light{color:var(--white);}
.accent{color:var(--accent);}
.bg-dark{background:var(--dark);}
.bg-light{background:var(--ice);}
.btn{display:inline-flex;align-items:center;gap:0.5rem;padding:0.875rem 2rem;border-radius:var(--radius);font-family:'Inter',sans-serif;font-weight:600;font-size:0.95rem;cursor:pointer;transition:var(--transition);border:2px solid transparent;text-decoration:none;}
.btn-primary{background:var(--accent);color:var(--white);border-color:var(--accent);}
.btn-primary:hover{background:#3a80d2;border-color:#3a80d2;color:var(--white);transform:translateY(-2px);box-shadow:0 8px 24px rgba(74,144,226,0.35);}
.btn-secondary{background:transparent;color:var(--white);border-color:rgba(255,255,255,0.4);}
.btn-secondary:hover{background:rgba(255,255,255,0.1);border-color:var(--white);color:var(--white);}
.btn-outline{background:transparent;color:var(--navy);border-color:var(--navy);}
.btn-outline:hover{background:var(--navy);color:var(--white);}
.btn-sm{padding:0.5rem 1rem;font-size:0.85rem;}
.navbar{position:fixed;top:0;left:0;right:0;z-index:1000;padding:1rem 0;transition:var(--transition);background:transparent;}
.navbar.scrolled{background:rgba(255,255,255,0.97);backdrop-filter:blur(20px);box-shadow:0 1px 0 var(--border),var(--shadow);}
.navbar.scrolled .nav-link{color:var(--navy);}
.navbar.scrolled .nav-logo .logo-aro{color:var(--navy);}.nav-logo-img{height:36px;width:auto;margin-right:8px;vertical-align:middle;object-fit:contain;}
.navbar.scrolled .nav-logo .logo-vantage{color:var(--accent);}
.nav-container{max-width:1200px;margin:0 auto;padding:0 1.5rem;display:flex;align-items:center;justify-content:space-between;}