.tc-container{width:100%;max-width:var(--tc-container-max);margin:0 auto;padding:0 var(--tc-container-px)}.tc-container--narrow{max-width:var(--tc-container-narrow)}.tc-section{padding:var(--tc-section-py) 0}.tc-section--dark{background:var(--tc-black);color:var(--tc-text-light)}.tc-section--dark h2,.tc-section--dark h3,.tc-section--dark h4{color:var(--tc-white)}.tc-section--dark .tc-lead{color:var(--tc-text-muted-light)}.tc-section--dark .tc-subtitle{color:var(--tc-blue-light)}.tc-section--gray{background:#f8fafc}.tc-hero{min-height:90vh;display:flex;align-items:center;background:var(--tc-gradient-hero);color:var(--tc-text-light);padding:8rem 0 6rem;position:relative;overflow:hidden}.tc-hero::before{content:'';position:absolute;top:-50%;right:-20%;width:60%;height:200%;background:radial-gradient(ellipse,rgba(37,99,235,0.08) 0%,transparent 70%);pointer-events:none}.tc-hero h1{color:var(--tc-white);font-size:var(--tc-text-6xl);margin-bottom:1.5rem}.tc-hero .tc-lead{color:var(--tc-text-muted-light);font-size:var(--tc-text-xl);margin-bottom:2.5rem;max-width:50ch}.tc-hero--sm{min-height:40vh;padding:7rem 0 4rem}.tc-hero--sm h1{font-size:var(--tc-text-4xl)}.tc-nav{position:fixed;top:0;left:0;right:0;z-index:1000;padding:1rem 0;transition:background var(--tc-transition),box-shadow var(--tc-transition),padding var(--tc-transition)}.tc-nav--scrolled{background:rgba(10,10,10,0.95);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);box-shadow:0 1px 0 rgba(255,255,255,0.05);padding:0.6rem 0}.tc-nav__inner{display:flex;align-items:center;justify-content:space-between;max-width:var(--tc-container-max);margin:0 auto;padding:0 var(--tc-container-px)}.tc-nav__brand{font-family:var(--tc-font-mono);font-size:var(--tc-text-lg);font-weight:var(--tc-weight-bold);color:var(--tc-white);text-decoration:none;display:flex;align-items:center;gap:0.5rem}.tc-nav__brand:hover{color:var(--tc-white)}.tc-nav__brand svg,.tc-nav__brand img{height:28px;width:auto}.tc-nav__links{display:flex;align-items:center;gap:2rem;list-style:none}.tc-nav__links a{font-size:var(--tc-text-sm);font-weight:var(--tc-weight-medium);color:var(--tc-text-muted-light);text-decoration:none;transition:color var(--tc-transition);letter-spacing:0.01em}.tc-nav__links a:hover,.tc-nav__links a.active{color:var(--tc-white)}.tc-nav__cta{font-size:var(--tc-text-sm);font-weight:var(--tc-weight-medium);color:var(--tc-white);background:var(--tc-blue);padding:0.5rem 1.25rem;border-radius:var(--tc-radius-sm);text-decoration:none;transition:background var(--tc-transition)}.tc-nav__cta:hover{background:var(--tc-blue-dark);color:var(--tc-white)}.tc-nav__login{font-size:var(--tc-text-sm);font-weight:var(--tc-weight-medium);color:var(--tc-text-muted-light);border:1px solid rgba(255,255,255,0.2);padding:0.5rem 1.25rem;border-radius:var(--tc-radius-sm);text-decoration:none;transition:all var(--tc-transition)}.tc-nav__login:hover{border-color:var(--tc-white);color:var(--tc-white)}.tc-nav__toggle{display:none;background:none;border:none;color:var(--tc-white);cursor:pointer;padding:0.5rem}.tc-footer{background:var(--tc-black);color:var(--tc-text-muted-light);padding:4rem 0 2rem;border-top:1px solid var(--tc-border-dark)}.tc-footer__grid{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:3rem;margin-bottom:3rem}.tc-footer__brand{font-family:var(--tc-font-mono);font-size:var(--tc-text-lg);font-weight:var(--tc-weight-bold);color:var(--tc-white);margin-bottom:1rem}.tc-footer__desc{font-size:var(--tc-text-sm);line-height:var(--tc-leading-relaxed);color:var(--tc-text-muted);max-width:30ch}.tc-footer h5{font-size:var(--tc-text-sm);font-weight:var(--tc-weight-semibold);color:var(--tc-text-light);margin-bottom:1rem;text-transform:uppercase;letter-spacing:0.05em}.tc-footer__links{list-style:none}.tc-footer__links li{margin-bottom:0.5rem}.tc-footer__links a{font-size:var(--tc-text-sm);color:var(--tc-text-muted);text-decoration:none;transition:color var(--tc-transition)}.tc-footer__links a:hover{color:var(--tc-white)}.tc-footer__bottom{border-top:1px solid var(--tc-border-dark);padding-top:1.5rem;display:flex;justify-content:space-between;align-items:center;font-size:var(--tc-text-xs);color:var(--tc-text-muted)}