:root{--bg-main: #ffffff;--bg-card: #f8fafc;--text-main: #0f172a;--text-muted: #64748b;--primary-color: #4285F4;--primary-hover: #3367d6;--border-color: #e2e8f0;--focus-ring: rgba(66, 133, 244, .5);--container-max: 1200px;--nav-height: 80px}*{box-sizing:border-box;margin:0;padding:0}html{scroll-behavior:smooth}body{font-family:Inter,system-ui,-apple-system,sans-serif;background-color:var(--bg-main);color:var(--text-main);line-height:1.6;overflow-x:hidden}h1,h2,h3,h4,h5,h6{font-weight:700;line-height:1.2;margin-bottom:1rem}h1{font-size:clamp(2.5rem,5vw,4rem);text-transform:uppercase;letter-spacing:.05em;color:var(--text-main)}h2{font-size:clamp(2rem,4vw,3rem)}p{margin-bottom:1rem;color:var(--text-muted)}.subtitle{font-size:1.25rem;font-weight:400;margin-bottom:3rem;letter-spacing:.05em;text-transform:uppercase;color:var(--text-muted)}.container{width:100%;max-width:var(--container-max);margin:0 auto;padding:0 1.5rem}.navbar{position:fixed;top:0;left:0;width:100%;height:var(--nav-height);background-color:#ffffffe6;backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);z-index:1000;border-bottom:1px solid var(--border-color);display:flex;align-items:center}.navbar .container{display:flex;justify-content:space-between;align-items:center}.navbar-brand{font-size:1.5rem;font-weight:700;color:var(--text-main);text-decoration:none;display:flex;align-items:center}.logo-image{height:48px;width:auto;object-fit:contain}.nav-link{color:var(--text-main);text-decoration:none;font-weight:600;transition:color .3s ease}.nav-link:hover{color:var(--primary-color)}.hero{min-height:100vh;display:flex;flex-direction:column;justify-content:center;padding-top:calc(var(--nav-height) + 4rem);padding-bottom:4rem;position:relative}.hero-content{text-align:center;max-width:800px;margin:0 auto 4rem}.signup-container{max-width:540px;margin:0 auto 4rem;background-color:#f1f5f9;padding:1.5rem;border-radius:1rem;border:1px solid var(--border-color);box-shadow:inset 0 2px 4px #00000005}.form-title{font-size:1.5rem;font-weight:700;color:var(--text-main);margin-bottom:.5rem;text-align:left}.signup-container iframe{transition:height .35s cubic-bezier(.4,0,.2,1)!important}.signup-form{display:flex;flex-direction:column;gap:.5rem;margin-bottom:1rem}@media (min-width: 768px){.signup-form{flex-direction:row;gap:0}}.signup-form input{flex-grow:1;padding:1rem 1.5rem;font-size:1rem;border:1px solid var(--border-color);border-radius:.5rem;background-color:#fff;color:var(--text-main);outline:none;transition:border-color .3s ease,box-shadow .3s ease}.signup-form input:focus{border-color:var(--primary-color);box-shadow:0 0 0 3px var(--focus-ring)}@media (min-width: 768px){.signup-form input{border-top-right-radius:0;border-bottom-right-radius:0;border-right:none}}.btn{display:inline-flex;align-items:center;justify-content:center;padding:1rem 2rem;font-size:1rem;font-weight:600;border:none;border-radius:.5rem;cursor:pointer;transition:transform .2s ease,box-shadow .2s ease,background .3s ease;text-decoration:none}.btn-primary{background:var(--primary-color);color:#fff;box-shadow:0 4px 15px #4285f44d}.btn-primary:hover{background:var(--primary-hover);transform:translateY(-2px);box-shadow:0 6px 20px #4285f466}.btn-primary:active{transform:translateY(0)}@media (min-width: 768px){.btn-primary{border-top-left-radius:0;border-bottom-left-radius:0}}.form-hint{font-size:.875rem;color:var(--text-muted);text-align:center}.features-title{margin-top:2rem;margin-bottom:0}.features-grid{display:grid;grid-template-columns:1fr;gap:2rem}@media (min-width: 640px){.features-grid{grid-template-columns:repeat(2,1fr)}}@media (min-width: 1024px){.features-grid{grid-template-columns:repeat(4,1fr)}}.feature-card{background-color:var(--bg-main);padding:2.5rem 1.5rem;border-radius:1rem;text-align:center;transition:transform .3s ease,box-shadow .3s ease;border:1px solid var(--border-color);box-shadow:0 4px 6px -1px #0000000d}.feature-card:hover{transform:translateY(-5px);box-shadow:0 10px 30px #00000014;border-color:#0000001a}.icon-wrapper{font-size:3rem;margin-bottom:1.5rem;display:inline-block}#feature-delegation .icon-wrapper{color:#4285f4}#feature-ooo .icon-wrapper{color:#ea4335}#feature-forward .icon-wrapper{color:#fbbc05}#feature-signature .icon-wrapper{color:#34a853}.feature-card h3{font-size:1.25rem;margin-bottom:.5rem;color:var(--text-main)}.feature-card p{margin-bottom:0}.why-section{padding:5rem 0;background-color:var(--bg-card)}.why-section h2{text-align:center;margin-bottom:3rem;color:var(--text-main)}.why-grid{display:grid;grid-template-columns:1fr;gap:2rem}@media (min-width: 768px){.why-grid{grid-template-columns:repeat(3,1fr)}}.why-item{padding:2rem;border-left:4px solid var(--primary-color);background-color:var(--bg-main);border-radius:0 .75rem .75rem 0}.why-item h3{font-size:1.15rem;margin-bottom:.5rem;color:var(--text-main)}.why-item p{margin-bottom:0;font-size:.95rem}.footer{padding:2rem 0;text-align:center;border-top:1px solid var(--border-color);background-color:var(--bg-card)}.footer p{margin-bottom:0;font-size:.875rem}