:root{color:#101828;background:radial-gradient(circle at top left,rgba(15,118,110,.16),transparent 24%),radial-gradient(circle at top right,rgba(30,64,175,.14),transparent 26%),linear-gradient(180deg,#fffdf8,#eef4f8);font-family:IBM Plex Sans,Avenir Next,system-ui,sans-serif}*{box-sizing:border-box}body{margin:0}button,input,select,textarea{font:inherit}code,pre{font-family:IBM Plex Mono,SFMono-Regular,ui-monospace,monospace}.portal-shell{min-height:100vh;padding:40px 22px 72px}.hero,.grid{display:grid;gap:18px}.hero{grid-template-columns:1.4fr minmax(280px,420px);margin-bottom:22px}.hero-copy{padding:28px;border-radius:28px;background:linear-gradient(160deg,#ffffffeb,#f4fbf9e0);border:1px solid rgba(15,23,42,.08);box-shadow:0 18px 48px #0f172a14}.hero-copy h1,.panel h2{margin:0}.hero-copy h1{font-size:clamp(2.4rem,6vw,4.6rem);line-height:.94;max-width:10ch}.hero-copy p:not(.eyebrow){max-width:56ch;line-height:1.6}.eyebrow{margin:0 0 10px;text-transform:uppercase;letter-spacing:.15em;font-size:.74rem;color:var(--portal-accent, #0f766e)}.panel{padding:22px;border-radius:24px;background:#ffffffdb;border:1px solid rgba(15,23,42,.08);box-shadow:0 16px 40px #0f172a14}.stack{display:grid;gap:14px}.compact{gap:10px}.two-up{grid-template-columns:repeat(2,minmax(0,1fr));margin-bottom:18px}.field,.button-row,.chip-row,.between{display:flex;gap:10px}.field{flex-direction:column}.field span{font-size:.88rem;font-weight:600;color:#344054}input,select,textarea{width:100%;border-radius:16px;border:1px solid rgba(15,23,42,.12);padding:12px 14px;background:#fffffff2}textarea{resize:vertical}button{border:0;border-radius:999px;padding:12px 18px;background:linear-gradient(135deg,var(--portal-accent, #0f766e),#1d4ed8);color:#fff;font-weight:700;cursor:pointer;box-shadow:0 10px 24px #0f766e38}button.ghost{background:#0f172a0f;color:#0f172a;box-shadow:none}.chip{display:inline-flex;align-items:center;padding:7px 11px;border-radius:999px;background:#0f172a0f;color:#334155;font-size:.83rem}.chip-solid{background:var(--portal-accent, #0f766e);color:#fff}.callout{border:1px solid rgba(15,23,42,.08);border-radius:18px;padding:14px;background:#f8fafcd6}.between{justify-content:space-between;align-items:flex-start}.muted{color:#475467}.small{font-size:.84rem}.message{margin:0;padding:10px 12px;border-radius:14px}.message.success{background:#10b98124;color:#047857}.message.error{background:#ef44441f;color:#b91c1c}pre{margin:0;padding:14px;border-radius:18px;background:#0f172a;color:#e2e8f0;overflow:auto;font-size:.83rem;line-height:1.5}@media (max-width: 1024px){.hero,.two-up{grid-template-columns:1fr}}@media (max-width: 640px){.portal-shell{padding:22px 14px 42px}.button-row,.chip-row,.between{flex-wrap:wrap}}