:root { color-scheme: dark; font-family: Inter, ui-sans-serif, system-ui, sans-serif; color: #e5e7eb; background: #030712; }
* { box-sizing: border-box; }
body { margin: 0; background: radial-gradient(ellipse at 50% 0, #312e8138, transparent 62%); min-height: 100vh; }
a { color: #c7d2fe; text-underline-offset: .2em; }
a:focus-visible, button:focus-visible { outline: 3px solid #e0e7ff; outline-offset: 5px; }
.demo-shell { max-width: 1160px; margin: auto; padding: 32px 24px 48px; }
.demo-brand { display: inline-flex; gap: 14px; align-items: baseline; color: #f9fafb; font-size: 24px; font-weight: 750; text-decoration: none; }
.demo-brand span { color: #9ca3af; font-size: 13px; font-weight: 400; }
.demo-intro { max-width: 670px; margin: 64px auto 32px; text-align: center; }
.demo-eyebrow { font-size: 11px; font-weight: 650; letter-spacing: .15em; text-transform: uppercase; color: #a5b4fc; }
h1 { color: #fff; font-size: clamp(36px, 5vw, 54px); letter-spacing: -.04em; line-height: 1.1; margin: 14px 0 20px; }
.demo-intro > p:not(.demo-eyebrow) { color: #aeb7c6; line-height: 1.65; }
.demo-label { display: inline-block; border: 1px solid #78350f; background: #451a034d; padding: 7px 14px; border-radius: 999px; font-size: 12px; color: #fde68a !important; }
.demo-notice { border: 1px solid #374151; border-radius: 14px; background: #111827; padding: 18px 22px; margin: 0 0 24px; font-size: 14px; }
.demo-notice p { margin: 6px 0 0; line-height: 1.6; color: #aeb7c6; }
.demo-roles { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 20px; }
.demo-card { --accent: #a5b4fc; display: flex; flex-direction: column; background: #111827bd; border: 1px solid #37375e; border-radius: 22px; padding: 28px; }
.demo-doctor { --accent: #6ee7b7; border-color: #164e45; }
.demo-guest { --accent: #7dd3fc; border-color: #164e63; }
.demo-symbol { align-self: start; font-size: 14px; font-weight: 650; color: var(--accent); border: 1px solid currentColor; border-radius: 14px; padding: 12px; margin-bottom: 26px; }
.demo-card .demo-eyebrow { color: var(--accent); }
h2 { font-size: 22px; letter-spacing: -.025em; margin: 9px 0 4px; color: #f9fafb; }
.demo-card > p:not(.demo-eyebrow) { font-size: 14px; line-height: 1.7; color: #b2bac8; }
.demo-card .demo-destination { margin-top: auto; padding-top: 22px; font-size: 12px !important; }
.demo-card form { margin-top: 8px; }
button { width: 100%; min-height: 48px; padding: 12px 14px; font: inherit; font-size: 14px; font-weight: 650; text-align: left; color: #030712; background: var(--accent); border: 0; border-radius: 10px; cursor: pointer; }
button span { float: right; }
button:hover:not(:disabled) { filter: brightness(1.12); }
button:disabled { background: #253044; color: #aeb7c6; cursor: not-allowed; }
.demo-footer { margin: 32px auto 0; max-width: 670px; text-align: center; color: #9ca3af; font-size: 13px; line-height: 1.7; }
@media (max-width: 760px) { .demo-roles { grid-template-columns: 1fr; } .demo-intro { margin-top: 40px; } .demo-shell { padding: 24px 18px 36px; } .demo-card { padding: 24px; } .demo-symbol { margin-bottom: 14px; } }