:root {
  color-scheme: dark;
  --bg: #050711;
  --panel: rgba(255, 255, 255, 0.07);
  --line: rgba(255, 255, 255, 0.16);
  --ink: #fff8ef;
  --muted: #b9c4d6;
  --teal: #42f2d6;
  --amber: #ffbf69;
  --rose: #ff6b96;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-width: 320px;
  min-height: 100vh;
  background:
    radial-gradient(circle at 50% 12%, rgba(66, 242, 214, 0.18), transparent 0 26%),
    radial-gradient(circle at 14% 26%, rgba(115, 183, 255, 0.12), transparent 0 28%),
    linear-gradient(145deg, #050711, #07151a 58%, #090b14);
  color: var(--ink);
  font-family: "Bahnschrift", "Segoe UI Variable Display", "Trebuchet MS", sans-serif;
}

.guest-shell {
  width: min(1120px, calc(100% - 28px));
  margin: 0 auto;
  padding: 36px 0;
}

.hero {
  min-height: 42vh;
  display: grid;
  align-content: center;
  gap: 14px;
  padding: 34px;
  border: 1px solid rgba(66, 242, 214, 0.22);
  border-radius: 12px;
  background:
    linear-gradient(rgba(255, 255, 255, 0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.032) 1px, transparent 1px),
    rgba(5, 8, 17, 0.72);
  background-size: 44px 44px;
  box-shadow: inset 0 0 90px rgba(66, 242, 214, 0.06), 0 28px 80px rgba(0, 0, 0, 0.36);
}

.kicker {
  margin: 0;
  color: var(--teal);
  font-size: clamp(15px, 2.1vw, 24px);
  font-weight: 900;
  text-transform: uppercase;
}

h1,
h2,
p {
  margin: 0;
}

h1 {
  max-width: 850px;
  font-size: clamp(52px, 10vw, 112px);
  line-height: 0.9;
}

.lede {
  max-width: 850px;
  color: rgba(255, 248, 239, 0.9);
  font-size: clamp(27px, 4.6vw, 48px);
  font-weight: 800;
  line-height: 1.05;
}

.plain {
  max-width: 720px;
  color: var(--muted);
  font-size: clamp(18px, 2.3vw, 24px);
  line-height: 1.35;
}

.steps {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
  margin-top: 14px;
}

.step-card,
.reveal {
  border: 1px solid var(--line);
  border-radius: 12px;
  background: rgba(8, 10, 18, 0.78);
  box-shadow: 0 18px 50px rgba(0, 0, 0, 0.26);
  backdrop-filter: blur(14px);
}

.step-card {
  display: grid;
  gap: 12px;
  padding: 20px;
}

.step-card span {
  display: grid;
  width: 42px;
  height: 42px;
  place-items: center;
  border: 1px solid rgba(66, 242, 214, 0.36);
  border-radius: 999px;
  color: var(--teal);
  font-size: 24px;
  font-weight: 900;
  box-shadow: 0 0 24px rgba(66, 242, 214, 0.16);
}

.step-card h2 {
  font-size: clamp(24px, 3vw, 36px);
}

.step-card p,
.reveal p,
.guest-node em,
.guest-event span {
  color: var(--muted);
  font-size: 18px;
  line-height: 1.4;
}

.step-card.is-active {
  border-color: rgba(66, 242, 214, 0.50);
  background:
    linear-gradient(135deg, rgba(66, 242, 214, 0.12), rgba(255, 255, 255, 0.04)),
    rgba(8, 10, 18, 0.82);
}

.step-card.is-complete span {
  background: var(--teal);
  color: #041015;
}

button {
  min-height: 58px;
  border: 1px solid rgba(66, 242, 214, 0.36);
  border-radius: 9px;
  background: rgba(66, 242, 214, 0.12);
  color: var(--ink);
  font: inherit;
  font-size: 19px;
  font-weight: 900;
  cursor: pointer;
}

button:disabled {
  cursor: not-allowed;
  opacity: 0.45;
}

.reveal {
  min-height: 260px;
  margin-top: 14px;
  padding: 26px;
}

.reveal strong {
  display: block;
  margin-bottom: 8px;
  color: var(--ink);
  font-size: clamp(28px, 4vw, 44px);
  line-height: 1;
}

.reveal-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 16px;
}

.guest-nodes,
.guest-events {
  display: grid;
  gap: 10px;
}

.guest-node,
.guest-event {
  display: grid;
  gap: 6px;
  padding: 14px;
  border: 1px solid var(--line);
  border-radius: 9px;
  background: var(--panel);
}

.guest-node strong,
.guest-event strong {
  font-size: 24px;
}

.guest-node span {
  width: fit-content;
  padding: 5px 10px;
  border: 1px solid rgba(66, 242, 214, 0.34);
  border-radius: 999px;
  color: var(--teal);
  font-size: 13px;
  font-weight: 900;
  text-transform: uppercase;
}

.guest-node.is-offline span {
  border-color: rgba(255, 107, 150, 0.36);
  color: var(--rose);
}

.note-form {
  display: grid;
  gap: 12px;
  max-width: 760px;
}

.note-form label {
  display: grid;
  gap: 6px;
  color: var(--amber);
  font-size: 14px;
  font-weight: 900;
  text-transform: uppercase;
}

.note-form input,
.note-form textarea {
  width: 100%;
  padding: 14px;
  border: 1px solid var(--line);
  border-radius: 9px;
  background: rgba(0, 0, 0, 0.26);
  color: var(--ink);
  font: inherit;
  font-size: 18px;
}

.note-form textarea {
  min-height: 120px;
  resize: vertical;
}

.status-line {
  color: var(--teal);
  font-size: 18px;
  font-weight: 900;
}

@media (max-width: 820px) {
  .guest-shell {
    padding: 14px 0;
  }

  .hero {
    min-height: auto;
    padding: 22px;
  }

  .steps,
  .reveal-grid {
    grid-template-columns: 1fr;
  }
}