:root {
  color-scheme: dark;
  --ink: #eaf1e8;
  --muted: #b4c3b5;
  --dim: #8b9e8e;
  --page: #07110c;
  --surface: #0d1b12;
  --surface-raised: #13251a;
  --line: rgba(160, 203, 164, .19);
  --green: #39ff14;
  --green-strong: #9dff8d;
  --magenta: #ff00ff;
  --font-body: "Space Grotesk", "Space Grotesk Fallback", sans-serif;
  --font-display: "VT323", "VT323 Fallback", monospace;
  --font-mono: "Share Tech Mono", "Share Tech Mono Fallback", monospace;
}

* { box-sizing: border-box; }
html {
  font-size: 16px;
  scroll-behavior: smooth;
  scroll-padding-top: 6rem;
  background: var(--page);
}
body {
  min-height: 100dvh;
  margin: 0;
  color: var(--ink);
  background:
    radial-gradient(ellipse at 82% 7%, rgba(57, 115, 68, .17), transparent 33rem),
    linear-gradient(135deg, #09140d 0%, #07100b 60%, #0b1510 100%);
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.55;
}
a { color: inherit; }
a:focus-visible, button:focus-visible, input:focus-visible {
  outline: 3px solid var(--magenta);
  outline-offset: 4px;
}
button, a { -webkit-tap-highlight-color: transparent; }
h1, h2, h3, p { margin-top: 0; }
h1, h2, h3 { font-family: var(--font-display); font-weight: 400; }
.site-header {
  position: sticky;
  top: 0;
  z-index: 5;
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  min-height: 68px;
  padding: .65rem max(1.25rem, calc((100vw - 1160px) / 2));
  border-bottom: 1px solid rgba(156, 202, 158, .14);
  background: rgba(7, 17, 12, .94);
  backdrop-filter: blur(14px);
}
.brand { display: inline-flex; align-items: center; border-radius: 2px; }
.brand img { display: block; width: 128px; height: 32px; object-fit: contain; }
.desktop-nav { display: flex; align-items: center; gap: 2rem; }
.desktop-nav a, .mobile-nav a {
  min-height: 44px;
  display: inline-flex;
  align-items: center;
  color: var(--muted);
  text-decoration: none;
  font-size: 1rem;
  transition: color .16s ease;
}
.desktop-nav a:hover, .mobile-nav a:hover, .site-footer a:hover { color: var(--green-strong); }
.desktop-nav .sign-in-link { color: var(--green-strong); }
.menu-toggle { display: none; }
.mobile-nav[hidden] { display: none !important; }
.mobile-nav {
  position: absolute;
  top: calc(100% + 1px);
  left: 0;
  right: 0;
  padding: .5rem 1.25rem 1rem;
  border-bottom: 1px solid var(--line);
  background: #0a170f;
}
.mobile-nav a { display: flex; width: 100%; }
.opening {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(320px, .8fr);
  align-items: center;
  gap: clamp(2rem, 7vw, 6rem);
  max-width: 1160px;
  min-height: 540px;
  margin: 0 auto;
  padding: 4.3rem 1.5rem 4rem;
}
.opening-copy { max-width: 640px; }
.eyebrow {
  display: flex;
  align-items: center;
  gap: .65rem;
  margin-bottom: 1rem;
  color: var(--green);
  font-family: var(--font-mono);
  font-size: 1rem;
  letter-spacing: .045em;
}
.status-dot {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--green);
  box-shadow: 0 0 0 4px rgba(139, 229, 138, .11);
}
.opening h1 {
  max-width: 680px;
  margin-bottom: .8rem;
  font-size: clamp(3.2rem, 6.8vw, 5.4rem);
  line-height: .9;
  letter-spacing: -.018em;
}
.opening h1 em { color: var(--green); font-style: normal; }
.intro { max-width: 570px; margin-bottom: 1rem; color: #d1ddd1; font-size: 1.12rem; line-height: 1.65; }
.eligibility { max-width: 580px; margin-bottom: 1.55rem; color: var(--muted); font-size: 1rem; }
.eligibility a, .mainframe-help a { color: var(--green-strong); text-decoration-thickness: 1px; text-underline-offset: 3px; }
.opening-actions { display: flex; align-items: center; flex-wrap: wrap; gap: 1rem 1.3rem; }
.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 1rem;
  min-height: 52px;
  padding: .78rem 1.2rem;
  border: 1px solid transparent;
  border-radius: 3px;
  font-family: var(--font-mono);
  font-size: 1.05rem;
  text-decoration: none;
  transition: transform .16s ease, background-color .16s ease, border-color .16s ease;
}
.button:hover { transform: translateY(-2px); }
.button-primary { color: #07130b; background: var(--green); border-color: var(--green-strong); font-weight: 700; }
.button-primary:hover { background: var(--green-strong); }
.button-primary span { font-size: 1.25rem; }
.quiet-link { min-height: 44px; display: inline-flex; align-items: center; color: var(--muted); text-decoration-thickness: 1px; text-underline-offset: 4px; }
.quiet-link:hover { color: var(--ink); }
.session-card {
  position: relative;
  padding: clamp(1.35rem, 3vw, 2rem);
  border: 1px solid rgba(149, 194, 151, .27);
  border-radius: 5px;
  background: linear-gradient(145deg, rgba(25, 48, 31, .95), rgba(13, 29, 19, .98));
  box-shadow: 0 22px 70px rgba(0, 0, 0, .22), inset 0 1px rgba(255, 255, 255, .035);
}
.session-topline { display: flex; align-items: center; justify-content: space-between; gap: 1rem; }
.session-topline .eyebrow { margin-bottom: 1rem; }
.example-tag {
  padding: .25rem .55rem;
  border: 1px solid rgba(237, 139, 210, .45);
  border-radius: 2px;
  color: #f1a9dd;
  font-family: var(--font-mono);
  font-size: 1rem;
}
.session-card h2 { margin: .3rem 0 1.2rem; font-size: 2rem; line-height: 1.02; }
.study-prompt { padding: 1.1rem 1.1rem 1rem; border-left: 2px solid var(--magenta); background: rgba(7, 16, 10, .48); }
.prompt-label { color: #f0a7dc; font-family: var(--font-mono); font-size: 1rem; }
.study-prompt p { margin: .55rem 0 0; font-size: 1.05rem; line-height: 1.5; }
.session-divider { display: flex; align-items: center; gap: .7rem; margin: 1.1rem 0 .8rem; color: var(--dim); font-size: 1rem; }
.session-divider span:first-child, .session-divider span:last-child { height: 1px; flex: 1; background: var(--line); }
.session-note { margin: 0; color: #c0cfc1; font-size: 1rem; line-height: 1.55; }
.registration-section {
  display: grid;
  grid-template-columns: minmax(0, .82fr) minmax(0, 1fr);
  align-items: start;
  gap: clamp(2rem, 8vw, 7rem);
  padding: 4.3rem max(1.5rem, calc((100vw - 1040px) / 2)) 4.8rem;
  border-top: 1px solid rgba(149, 194, 151, .15);
  border-bottom: 1px solid rgba(149, 194, 151, .15);
  background: linear-gradient(105deg, rgba(19, 39, 25, .76), rgba(13, 27, 18, .88));
  scroll-margin-top: 6rem;
}
.registration-intro { max-width: 420px; padding-top: .6rem; }
.registration-intro h2 { margin: 0 0 .7rem; font-size: clamp(2.5rem, 4vw, 3.4rem); line-height: .95; }
.registration-intro > p:not(.eyebrow) { color: #cbd8cc; font-size: 1.05rem; line-height: 1.65; }
.registration-intro .registration-note { color: var(--muted); }
.registration-note a { color: var(--green-strong); text-underline-offset: 3px; }
.registration-panel {
  padding: clamp(1.25rem, 3vw, 2rem);
  border: 1px solid rgba(237, 139, 210, .24);
  border-radius: 4px;
  background: linear-gradient(145deg, #172a1d, #102017);
  box-shadow: 0 14px 42px rgba(0, 0, 0, .19);
}
#kit-form-container { width: 100%; min-width: 0; scroll-margin-top: 6rem; }
#kit-form-container h3 { margin: 0 0 .15rem; font-size: 2rem; line-height: 1; }
#kit-form-container .form-explainer { margin: .5rem 0 1rem; color: var(--muted); font-size: 1rem; }
#kit-status { min-height: 1.6rem; margin-bottom: .65rem; color: #c7d8c9; font-size: 1rem; }
#kit-embed { width: 100%; min-width: 0; }
#kit-form-container [hidden],
#kit-form-container input[type="hidden"] { display: none !important; }
#kit-form-container .formkit-form {
  width: 100% !important;
  max-width: 100% !important;
  margin: 0 !important;
  padding: 0 !important;
  border: 0 !important;
  border-radius: 0 !important;
  background: transparent !important;
  box-shadow: none !important;
  color: var(--ink) !important;
  font-family: var(--font-body) !important;
  text-align: left !important;
}
#kit-form-container .formkit-fields {
  display: flex !important;
  flex-direction: column !important;
  align-items: stretch !important;
  gap: .8rem !important;
  width: 100% !important;
  margin: 0 !important;
  padding: 0 !important;
}
#kit-form-container .formkit-field {
  display: flex !important;
  flex: 1 1 auto !important;
  flex-direction: column !important;
  gap: .35rem !important;
  width: 100% !important;
  min-width: 0 !important;
  margin: 0 !important;
  padding: 0 !important;
}
#kit-form-container .formkit-field label,
#kit-form-container .formkit-label {
  display: block !important;
  margin: 0 !important;
  color: #d6e4d8 !important;
  font-family: var(--font-mono) !important;
  font-size: 1rem !important;
  line-height: 1.35 !important;
}
#kit-form-container .formkit-input,
#kit-form-container input.formkit-input,
#kit-form-container input[type="text"],
#kit-form-container input[type="email"] {
  display: block !important;
  width: 100% !important;
  min-width: 0 !important;
  min-height: 3.25rem !important;
  margin: 0 !important;
  padding: .75rem .9rem !important;
  border: 1px solid rgba(150, 207, 151, .52) !important;
  border-radius: 3px !important;
  background: #0a1710 !important;
  color: #f1f7f1 !important;
  -webkit-text-fill-color: #f1f7f1 !important;
  font-family: var(--font-body) !important;
  font-size: 1rem !important;
  line-height: 1.4 !important;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, .035) !important;
}
#kit-form-container .formkit-input::placeholder,
#kit-form-container input[type="text"]::placeholder,
#kit-form-container input[type="email"]::placeholder { color: #a7b9aa !important; opacity: 1 !important; }
#kit-form-container .formkit-input:focus,
#kit-form-container input[type="text"]:focus,
#kit-form-container input[type="email"]:focus {
  border-color: var(--green-strong) !important;
  box-shadow: 0 0 0 3px rgba(139, 229, 138, .16) !important;
}
#kit-form-container .formkit-submit {
  display: flex !important;
  align-items: center !important;
  justify-content: center !important;
  width: 100% !important;
  min-height: 3.25rem !important;
  margin: .2rem 0 0 !important;
  padding: .75rem 1rem !important;
  border: 1px solid var(--green-strong) !important;
  border-radius: 3px !important;
  background: var(--green) !important;
  color: #07130b !important;
  font-family: var(--font-mono) !important;
  font-size: 1rem !important;
  font-weight: 700 !important;
  line-height: 1.3 !important;
  cursor: pointer !important;
}
#kit-form-container .formkit-submit:hover:not(:disabled) { background: var(--green-strong) !important; }
#kit-form-container .formkit-submit > span { color: inherit !important; background: transparent !important; }
#kit-form-container .formkit-submit:disabled,
#kit-form-container .formkit-submit[aria-disabled="true"] { cursor: wait !important; opacity: .68 !important; }
#kit-form-container .formkit-alert,
#kit-form-container [data-element="errors"],
#kit-form-container [data-element="success"],
#kit-form-container .formkit-message {
  margin: .75rem 0 0 !important;
  padding: .7rem .8rem !important;
  border: 1px solid rgba(237, 139, 210, .45) !important;
  background: rgba(76, 30, 66, .4) !important;
  color: #f4d7ed !important;
  font-family: var(--font-body) !important;
  font-size: 1rem !important;
  line-height: 1.5 !important;
}
#kit-form-container .formkit-alert-success,
#kit-form-container [data-element="success"] {
  border-color: rgba(139, 229, 138, .5) !important;
  background: rgba(28, 66, 38, .45) !important;
  color: #ddf4df !important;
}
#kit-form-container [data-element="errors"]:empty { display: none !important; }
#kit-fallback {
  margin: 1rem 0 0;
  padding-top: .8rem;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 1rem;
}
#kit-fallback a { color: var(--green-strong); text-decoration-thickness: 1px; text-underline-offset: 3px; }
#kit-form-container.is-unavailable #kit-fallback {
  padding: .9rem;
  border: 1px solid rgba(139, 229, 138, .55);
  border-radius: 3px;
  background: rgba(50, 96, 52, .24);
}
#kit-form-container.is-unavailable #kit-fallback a {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  margin-left: .2rem;
  color: var(--green-strong);
  font-weight: 700;
}
.site-footer {
  display: grid;
  grid-template-columns: minmax(150px, .55fr) 1fr 2.2fr;
  align-items: center;
  gap: 1rem 2rem;
  max-width: 1160px;
  margin: 0 auto;
  padding: 1.6rem 1.5rem 2rem;
  color: var(--dim);
}
.footer-brand { color: var(--ink); font-family: var(--font-display); font-size: 1.7rem; text-decoration: none; }
.site-footer p { margin: 0; font-size: 1rem; }
.site-footer nav { display: flex; flex-wrap: wrap; justify-content: flex-end; gap: .25rem 1.1rem; }
.site-footer nav a { min-height: 44px; display: inline-flex; align-items: center; color: var(--muted); font-size: 1rem; text-decoration: none; }

.mainframe-page {
  display: grid;
  place-items: center;
  padding: 2rem 1.25rem;
  background:
    radial-gradient(ellipse at 50% 13%, rgba(57, 115, 68, .2), transparent 34rem),
    linear-gradient(145deg, #09140d, #07100b 68%, #11151a);
}
.mainframe-wrap { width: min(100%, 610px); text-align: center; }
.mainframe-brand { margin: 0 auto 2rem; }
.mainframe-brand img { width: 144px; height: 36px; }
.mainframe-card {
  padding: clamp(1.5rem, 5vw, 3rem);
  border: 1px solid rgba(149, 194, 151, .31);
  border-top: 2px solid var(--green);
  border-radius: 4px;
  background: linear-gradient(145deg, #14271a, #0c1a11);
  box-shadow: 0 24px 80px rgba(0, 0, 0, .28), inset 0 1px rgba(255,255,255,.04);
  text-align: left;
}
.mainframe-card .eyebrow { margin-bottom: 1.1rem; }
.mainframe-card h1 { margin: 0 0 1rem; font-size: clamp(2.8rem, 8vw, 4rem); line-height: .95; }
.mainframe-lead { margin-bottom: 1rem; color: #d1ddd1; font-size: 1.08rem; line-height: 1.65; }
.mainframe-note { margin-bottom: 1.6rem; padding-left: 1rem; border-left: 2px solid var(--magenta); color: #c3cfc4; font-size: 1rem; line-height: 1.6; }
.mainframe-action { width: 100%; }
.mainframe-back { display: inline-flex; align-items: center; min-height: 48px; margin-top: .75rem; color: var(--muted); font-size: 1rem; text-decoration-thickness: 1px; text-underline-offset: 4px; }
.mainframe-help { margin: 1.4rem 0 0; color: var(--dim); font-size: 1rem; }

@media (max-width: 760px) {
  .site-header { min-height: 64px; padding: .55rem 1rem; }
  .desktop-nav { display: none; }
  .menu-toggle {
    display: flex;
    flex-direction: column;
    justify-content: center;
    gap: 5px;
    width: 48px;
    height: 48px;
    padding: 10px;
    border: 1px solid var(--line);
    border-radius: 3px;
    background: var(--surface);
    cursor: pointer;
  }
  .menu-toggle span { display: block; height: 2px; width: 100%; background: var(--ink); }
  .opening {
    grid-template-columns: 1fr;
    gap: 2rem;
    min-height: 0;
    padding: 3rem 1.25rem 2.75rem;
  }
  .opening h1 { max-width: 540px; font-size: clamp(3.3rem, 12vw, 5rem); }
  .session-card { max-width: 600px; }
  .registration-section { grid-template-columns: 1fr; gap: 1rem; padding: 3rem 1.25rem; }
  .registration-intro { max-width: 580px; }
  .site-footer { grid-template-columns: 1fr; gap: .35rem; padding: 1.5rem 1.25rem 2rem; }
  .site-footer nav { justify-content: flex-start; gap: 0 .9rem; margin-top: .4rem; }
}
@media (max-width: 420px) {
  .opening { padding-top: 2.5rem; }
  .opening-actions { align-items: stretch; flex-direction: column; gap: .5rem; }
  .opening-actions .button { width: 100%; }
  .quiet-link { justify-content: center; }
  .session-divider { gap: .45rem; font-size: .98rem; }
  .mainframe-card { padding: 1.35rem; }
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { scroll-behavior: auto !important; transition-duration: .01ms !important; }
}