:root {
  color-scheme: light;
  font-family: "Segoe UI", Arial, sans-serif;
  color: #223531;
  background: #f4f6f1;
  font-size: 16px;
}
* { box-sizing: border-box; }
body { margin: 0; }
a { color: #17664d; text-decoration: none; }
a:hover { text-decoration: underline; }
button, input { font: inherit; }
button, .button { cursor: pointer; }
.topbar {
  display: flex; align-items: center; justify-content: space-between; gap: 24px;
  padding: 20px 5%; background: #fff; border-bottom: 1px solid #dce4db;
}
.brand { display: flex; align-items: center; gap: 10px; font-size: 22px; font-weight: 750; color: #223531; }
.brand-mark {
  display: grid; place-items: center; width: 36px; height: 36px;
  border-radius: 11px; background: #17664d; color: white;
}
nav, .account { display: flex; align-items: center; gap: 24px; }
nav a { color: #43594f; font-weight: 600; }
.account { gap: 14px; font-size: 14px; }
.text-button { border: 0; background: none; color: #17664d; padding: 4px; }
main { max-width: 1240px; margin: auto; padding: 44px 32px 64px; min-height: 76vh; }
footer { text-align: center; color: #64756a; padding: 26px; font-size: 13px; }
h1, h2, h3 { color: #223531; margin: 0 0 16px; line-height: 1.12; }
h1 { font-size: clamp(32px, 4vw, 52px); letter-spacing: -1.8px; }
h2 { font-size: 25px; letter-spacing: -.5px; }
h3 { font-size: 21px; }
p { line-height: 1.65; }
.eyebrow { color: #517d66; letter-spacing: 1.5px; font-size: 11px; font-weight: 750; margin: 0 0 18px; }
.muted { color: #64756a; font-size: 14px; }
.panel { background: #fff; border: 1px solid #dce4db; border-radius: 16px; padding: 26px; }
.button {
  display: inline-block; border: 1px solid #17664d; border-radius: 9px;
  background: #17664d; color: #fff; padding: 12px 20px; font-weight: 600;
  text-align: center; text-decoration: none; line-height: 1.3;
}
.button:hover { background: #104e3a; text-decoration: none; }
.secondary { background: #fff; color: #17664d; }
.secondary:hover { background: #edf5ee; }
.login-layout { display: grid; grid-template-columns: 1.35fr 1fr; gap: 80px; align-items: center; padding: 55px 0; }
.intro > p { max-width: 510px; color: #64756a; }
.intro h1 { font-size: clamp(38px, 4.8vw, 60px); }
.pills { display: flex; gap: 10px; flex-wrap: wrap; margin-top: 32px; }
.pills span { font-size: 12px; padding: 9px 12px; background: #e6ede3; border-radius: 30px; }
.login-panel { box-shadow: 0 18px 55px #2446300b; padding: 34px; }
label { display: block; margin: 22px 0 8px; font-size: 14px; font-weight: 600; }
input:not([type=hidden]) {
  display: block; width: 100%; padding: 13px; border: 1px solid #cbd7cd;
  background: #fcfdfb; border-radius: 8px; color: #223531;
}
input:focus-visible, button:focus-visible, a:focus-visible { outline: 3px solid #d0ac52; outline-offset: 3px; }
.login-panel .button { width: 100%; margin-top: 28px; }
.hero { display: grid; grid-template-columns: 1.4fr 1fr; gap: 50px; align-items: center; padding: 36px 0 55px; }
.hero > div > p { max-width: 520px; }
.hero-card { background: #e3ebd9; padding: 40px; border-radius: 20px; border: 1px solid #d3dfc6; }
.hero-card strong { display: block; font-size: 36px; letter-spacing: -1px; margin: 25px 0 15px; }
.hero-card > span:last-child { display: block; font-size: 14px; color: #4d6952; margin-top: 35px; }
.section-heading { display: flex; align-items: center; justify-content: space-between; gap: 20px; margin: 35px 0 20px; }
.section-heading h2 { margin-bottom: 0; }
.cards { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 20px; }
.cards .panel { display: flex; flex-direction: column; }
.cards form { margin-top: auto; padding-top: 18px; }
.resource-url { font-family: Consolas, monospace; font-size: 13px; color: #68766b; overflow-wrap: anywhere; }
.empty { text-align: center; padding: 45px; }
.agenda { display: grid; gap: 20px; margin-top: 35px; }
.session-card { display: grid; grid-template-columns: 80px 1fr auto; gap: 24px; align-items: center; }
.session-time { color: #17664d; font-size: 23px; }
.session-card p { margin: 10px 0 0; }
.session-card .eyebrow { margin-bottom: 12px; }
.session-card h2 { margin-bottom: 8px; }
.preview-form { max-width: 820px; margin: 28px 0 42px; }
.document { white-space: pre-wrap; overflow-wrap: anywhere; font: 14px/1.85 Consolas, monospace; color: #334a3c; }
.back-link { display: inline-block; margin-bottom: 30px; font-size: 14px; }
.delete-form { margin-top: 24px; }
.receipt { margin-top: 24px; }
dt { color: #64756a; font-size: 13px; margin-top: 16px; }
dd { margin: 6px 0 16px; overflow-wrap: anywhere; }
.notice { color: #8b3535; background: #fff2ef; padding: 14px; border-radius: 8px; }
.error-panel { max-width: 780px; margin: 50px auto; }
@media (max-width: 850px) {
  .topbar { flex-wrap: wrap; gap: 18px; }
  nav { order: 3; width: 100%; justify-content: center; }
  .login-layout, .hero { grid-template-columns: 1fr; gap: 30px; padding: 15px 0 35px; }
  .cards { grid-template-columns: 1fr; }
  .session-card { grid-template-columns: 65px 1fr; }
  .session-card form { grid-column: 2; }
  main { padding: 28px 18px 40px; }
  .section-heading { align-items: flex-start; flex-direction: column; }
  .login-panel { padding: 24px; }
}