:root{--color-bg-dark: #020617;--color-bg-light: #f8fafc;--color-surface: #ffffff;--color-text-main: #020617;--color-text-muted: #64748b;--color-text-inverse: #ffffff;--color-primary: #2563eb;--color-primary-dark: #1e40af;--color-border: #e2e8f0;--radius-sm: 6px;--radius-md: 8px;--container-sm: 700px;--container-md: 900px;--container-lg: 1100px}*,*:before,*:after{box-sizing:border-box}html,body{height:100%}body{margin:0;font-family:Inter,system-ui,Arial,sans-serif;line-height:1.6;background:var(--color-surface);color:var(--color-text-main)}a{color:inherit;text-decoration:none}svg{display:inline-block;vertical-align:middle;flex-shrink:0;color:var(--color-primary)}.app-layout{min-height:100vh;display:flex;flex-direction:column}.container{margin:0 auto;padding:0 1.5rem}.container-sm{max-width:var(--container-sm)}.container-md{max-width:var(--container-md)}.container-lg{max-width:var(--container-lg)}.navbar{position:fixed;top:0;width:100%;z-index:1000;background:#020617ee;-webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px);border-bottom:1px solid rgba(255,255,255,.08)}.nav-inner{max-width:var(--container-lg);margin:0 auto;padding:1rem 1.5rem;display:flex;align-items:center;justify-content:space-between}.logo-wrap{display:flex;align-items:center}.logo-img{height:36px;width:auto;display:block}.nav-links{display:flex;align-items:center;gap:1.8rem}.nav-item{display:inline-flex;align-items:center;gap:.45rem;font-size:.95rem;font-weight:500;color:#cbd5e1;padding:.4rem .2rem;transition:color .2s ease}.nav-item:hover{color:#fff}.nav-item.active{color:#fff;border-bottom:2px solid var(--color-primary)}@media(max-width:768px){.nav-links{gap:1.2rem}.nav-item span{display:none}}.hero{position:relative;margin-top:64px;background:linear-gradient(135deg,#020617 0% 40%,#020617);color:var(--color-text-inverse);padding:5rem 1.5rem;overflow:hidden}.hero:before{content:"";position:absolute;inset:0;background:linear-gradient(120deg,#2563eb4d,#020617e6 55%);z-index:0}.hero>*{position:relative;z-index:1}.hero h1{font-size:2.75rem;line-height:1.2;margin-bottom:1.5rem}.hero p{max-width:700px;font-size:1.1rem;color:#cbd5f5;margin-bottom:2rem}h3{display:flex;align-items:center;gap:.5rem;margin-top:0}p{margin:0 0 1rem;color:var(--color-text-muted)}p strong{display:inline-flex;align-items:center;gap:.4rem;font-weight:600}p a{display:inline-flex;align-items:center;gap:.4rem}.icon-heading{display:inline-flex;align-items:center;gap:.6rem}.section{padding:4rem 1.5rem}.section-light{background:var(--color-bg-light)}.section-white{background:var(--color-surface)}.section-title{font-size:2.25rem;margin-bottom:1.25rem}.section-lead{max-width:750px;font-size:1.1rem;color:var(--color-text-muted);margin-bottom:3rem}.grid{display:grid;gap:2rem}.grid-auto{grid-template-columns:repeat(auto-fit,minmax(260px,1fr))}.card{background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-md);padding:2rem}.form-group{display:flex;flex-direction:column;margin-bottom:1.5rem}.form-group label{font-size:.9rem;font-weight:500;margin-bottom:.5rem}.form-group input,.form-group textarea{padding:.75rem;border-radius:var(--radius-sm);border:1px solid var(--color-border);font-family:inherit}.form-group input:focus,.form-group textarea:focus{outline:none;border-color:var(--color-primary)}.btn{display:inline-flex;align-items:center;gap:.5rem;padding:.75rem 1.5rem;border-radius:var(--radius-sm);font-weight:500;cursor:pointer;transition:background .2s ease,transform .15s ease}.btn-primary{background:var(--color-primary);color:var(--color-text-inverse)}.btn-primary:hover{background:var(--color-primary-dark)}.btn-secondary{background:transparent;border:1px solid rgba(255,255,255,.4);color:var(--color-text-inverse)}.btn-secondary:hover{background:#ffffff1a}.toast{position:fixed;right:24px;bottom:24px;padding:1rem 1.25rem;border-radius:var(--radius-md);font-size:.95rem;color:var(--color-text-inverse);box-shadow:0 10px 30px #00000026;z-index:2000}.toast-success{background:#16a34a}.toast-error{background:#dc2626}