:root{
  --rg-blue:#2563eb;
  --rg-blue-dark:#1d4ed8;
  --rg-indigo:#4f46e5;
  --rg-purple:#7c3aed;
  --rg-green:#10b981;
  --rg-ink:#0f172a;
  --rg-muted:#64748b;
  --rg-soft:#f6f8fc;
  --rg-line:#dbeafe;
  --rg-card:#ffffff;
  --rg-shadow:0 20px 50px rgba(15,23,42,.10);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:linear-gradient(180deg,#f7faff 0%,#f6f8fc 58%,#ffffff 100%);font-family:Inter,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",Arial,sans-serif;color:var(--rg-ink);line-height:1.55;min-height:100vh}
a{color:var(--rg-blue);text-decoration:none}a:hover{text-decoration:underline}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
.rg-public-header,.rg-app-header{background:linear-gradient(135deg,#3f7bd6,#244fb9);color:#fff;display:flex;align-items:center;justify-content:space-between;padding:22px clamp(18px,5vw,52px);box-shadow:0 10px 30px rgba(37,99,235,.24);position:relative;z-index:20}.rg-public-brand{display:flex;flex-direction:column;color:#fff;text-decoration:none;line-height:.92}.rg-public-brand:hover{text-decoration:none}.rg-brand-mark{font-weight:900;font-size:clamp(30px,5vw,48px);letter-spacing:-.06em}.rg-brand-mark span{font-size:.62em;vertical-align:top;margin-left:4px}.rg-public-brand small{font-weight:700;letter-spacing:.02em;color:rgba(255,255,255,.86);font-size:12px;margin-top:8px}.rg-public-nav .menu,.rg-app-nav{display:flex;gap:8px;list-style:none;margin:0;padding:0;align-items:center}.rg-public-nav a,.rg-app-nav a{display:inline-flex;align-items:center;justify-content:center;color:#fff;font-weight:800;padding:11px 13px;border-radius:999px;text-decoration:none}.rg-public-nav a:hover,.rg-app-nav a:hover{background:rgba(255,255,255,.14);text-decoration:none}.rg-public-nav a.active,.rg-public-nav a[aria-current="page"]{background:rgba(255,255,255,.18)}.nav-login{border:1px solid rgba(255,255,255,.35)}.nav-cta{background:#fff!important;color:#1d4ed8!important;box-shadow:0 8px 18px rgba(15,23,42,.15)}.rg-menu-toggle{display:none;background:transparent;border:0;color:#fff;font-size:34px;line-height:1;padding:8px;cursor:pointer}
.rg-container{width:min(1120px,100%);margin:0 auto;padding:0 22px}.hero{padding:66px 0 34px}.hero-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:28px;align-items:center}.eyebrow{display:inline-flex;align-items:center;gap:8px;font-weight:900;color:#1d4ed8;background:#edf4ff;border:1px solid #dbeafe;border-radius:999px;padding:9px 14px;margin-bottom:18px}.hero h1,.page-hero h1{font-size:clamp(42px,8vw,76px);line-height:.96;letter-spacing:-.07em;margin:0 0 20px}.hero p,.page-hero p{font-size:clamp(18px,3.6vw,24px);color:#475569;margin:0 0 24px}.hero-actions,.cta-row{display:flex;gap:14px;flex-wrap:wrap;margin-top:24px}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border-radius:20px;padding:15px 20px;font-weight:900;border:1px solid transparent;text-decoration:none;cursor:pointer}.btn-primary{background:linear-gradient(135deg,#7c3aed,#2563eb);color:#fff;box-shadow:0 15px 32px rgba(37,99,235,.28)}.btn-secondary{background:#fff;color:#1d4ed8;border-color:#dbeafe}.btn:hover{text-decoration:none;transform:translateY(-1px)}.portal-card{background:rgba(255,255,255,.84);border:1px solid #dbeafe;border-radius:34px;padding:24px;box-shadow:var(--rg-shadow);backdrop-filter:blur(10px)}.portal-card h2{margin:0 0 12px;font-size:26px}.school-flow{display:grid;gap:12px}.flow-step{display:flex;gap:12px;align-items:flex-start;background:#f8fbff;border:1px solid #e0ecff;border-radius:22px;padding:14px}.flow-icon{width:44px;height:44px;border-radius:16px;display:grid;place-items:center;background:#eef4ff;font-size:24px;flex:0 0 44px}.flow-step strong{display:block}.flow-step span{color:var(--rg-muted);font-size:14px}.metrics{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin:26px 0 10px}.metric-card{background:#fff;border:1px solid #e5e7eb;border-radius:26px;padding:22px;text-align:center;box-shadow:0 10px 25px rgba(15,23,42,.06)}.metric-card strong{display:block;font-size:34px}.metric-card span{color:#64748b;font-weight:700}.section{padding:42px 0}.section-title{text-align:center;max-width:820px;margin:0 auto 26px}.section-title h2{font-size:clamp(32px,6vw,54px);line-height:1;letter-spacing:-.05em;margin:0 0 12px}.section-title p{font-size:19px;color:#64748b;margin:0}.card-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.feature-card,.ecosystem-card,.pricing-card,.content-card{background:#fff;border:1px solid #e5e7eb;border-radius:30px;padding:24px;box-shadow:0 12px 30px rgba(15,23,42,.06)}.feature-card .icon,.ecosystem-card .icon{font-size:32px;margin-bottom:12px}.feature-card h3,.ecosystem-card h3,.pricing-card h3{font-size:23px;margin:0 0 10px}.feature-card p,.ecosystem-card p,.pricing-card p{color:#64748b;margin:0}.ecosystem{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}.ecosystem-card{position:relative;overflow:hidden}.ecosystem-card::after{content:"";position:absolute;right:-25px;top:-25px;width:90px;height:90px;border-radius:999px;background:linear-gradient(135deg,rgba(124,58,237,.12),rgba(37,99,235,.1))}.banner{background:linear-gradient(135deg,#0f172a,#1d4ed8);color:#fff;border-radius:34px;padding:34px;display:grid;grid-template-columns:1fr auto;gap:24px;align-items:center;box-shadow:var(--rg-shadow)}.banner h2{font-size:clamp(30px,5vw,48px);line-height:1.02;margin:0 0 10px}.banner p{color:rgba(255,255,255,.8);margin:0;font-size:18px}.footer{padding:34px 20px 90px;color:#64748b;text-align:center}.footer-links{display:flex;justify-content:center;gap:18px;flex-wrap:wrap;margin-bottom:12px}.page-hero{padding:56px 0 24px;text-align:center}.page-hero p{max-width:860px;margin-left:auto;margin-right:auto}.form-page{padding:42px 0 80px}.form-card{width:min(720px,calc(100% - 28px));margin:0 auto;background:#fff;border:1px solid #e5e7eb;border-radius:32px;padding:28px;box-shadow:var(--rg-shadow)}.form-card h1{font-size:clamp(34px,7vw,58px);line-height:1;letter-spacing:-.05em;margin:0 0 10px;text-align:center}.form-card .lead{text-align:center;color:#64748b;font-size:18px;margin:0 0 24px}label{display:block;font-weight:900;margin:14px 0 6px}input,select,textarea{width:100%;padding:14px 15px;border:1px solid #dbe3ef;border-radius:16px;font-size:16px;background:#fff}input:focus,select:focus,textarea:focus{outline:3px solid rgba(37,99,235,.15);border-color:#2563eb}button,.button{border:0}.error,.success{border-radius:16px;padding:12px 14px;margin:10px 0}.error{background:#fef2f2;color:#991b1b}.success{background:#ecfdf5;color:#065f46}.note{font-size:14px;color:#64748b;text-align:center}.login-link{text-align:center;margin-top:14px}.divider{height:1px;background:#e5e7eb;margin:24px 0}.mini-nav{display:flex;justify-content:center;gap:12px;flex-wrap:wrap;margin:24px 0}.mini-nav a{font-weight:900;background:#fff;border:1px solid #dbeafe;border-radius:999px;padding:10px 14px}.pricing-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.pricing-card .price{font-size:38px;font-weight:950;letter-spacing:-.05em;margin:10px 0}.pricing-card ul{padding-left:20px;color:#334155}.pricing-card.recommended{border-color:#93c5fd;box-shadow:0 18px 42px rgba(37,99,235,.14)}.badge{display:inline-block;background:#eef4ff;color:#1d4ed8;font-weight:900;border-radius:999px;padding:7px 10px;font-size:13px;margin-bottom:10px}
@media(max-width:960px){.hero-grid,.banner{grid-template-columns:1fr}.card-grid,.pricing-grid{grid-template-columns:1fr 1fr}.ecosystem,.metrics{grid-template-columns:1fr 1fr}.banner{text-align:left}}
@media(max-width:820px){.rg-public-header,.rg-app-header{padding:18px 24px}.rg-menu-toggle{display:block}.rg-public-nav .menu{display:none;position:absolute;left:16px;right:16px;top:calc(100% - 10px);background:#fff;color:#0f172a;border:1px solid #dbeafe;border-radius:28px;padding:14px;box-shadow:0 25px 70px rgba(15,23,42,.24);max-height:calc(100dvh - 120px);overflow:auto}.rg-public-nav .menu.active{display:flex;flex-direction:column;align-items:stretch}.rg-public-nav a{color:#0f172a!important;justify-content:flex-start;padding:16px 18px;border-radius:18px}.rg-public-nav .nav-cta{background:linear-gradient(135deg,#7c3aed,#2563eb)!important;color:#fff!important;justify-content:center}.rg-app-nav{display:none}.rg-brand-mark{font-size:36px}.hero{padding-top:42px}.card-grid,.pricing-grid,.ecosystem,.metrics{grid-template-columns:1fr}.hero-actions .btn,.cta-row .btn{width:100%}.portal-card,.feature-card,.ecosystem-card,.pricing-card,.content-card,.banner{border-radius:26px}.form-card{padding:22px 18px}.footer{padding-bottom:120px}}