:root {
  --bg: #f4fbf5;
  --bg-soft: #edf7ef;
  --card: rgba(255, 255, 255, 0.92);
  --text: #172118;
  --muted: #5c6b60;
  --line: rgba(23, 33, 24, 0.08);
  --green: #2f9e44;
  --green-dark: #237635;
  --white: #ffffff;
  --shadow: 0 18px 45px rgba(0, 0, 0, 0.08);
  --radius: 22px;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: Arial, Helvetica, sans-serif;
  color: var(--text);
  background:
    radial-gradient(circle at top left, #ffffff 0%, var(--bg) 35%, var(--bg-soft) 100%);
}

.page {
  max-width: 1100px;
  margin: 0 auto;
  padding: 28px 18px 50px;
}

.hero-card,
.panel {
  background: var(--card);
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
  border-radius: var(--radius);
}

.hero-card {
  padding: 28px;
  text-align: center;
}

.back-link {
  display: inline-block;
  margin-bottom: 10px;
  color: var(--muted);
  text-decoration: none;
  font-weight: 700;
}

.seed-mark {
  font-size: 3rem;
  margin-top: 6px;
}

.eyebrow {
  margin: 12px 0 0;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--muted);
  font-size: 0.82rem;
  font-weight: 700;
}

h1 {
  margin: 10px 0 10px;
  font-size: clamp(2rem, 5vw, 3.8rem);
  line-height: 1.05;
}

.lead,
.panel-text,
.timeline p,
label,
.feedback {
  color: var(--muted);
}

.lead {
  max-width: 700px;
  margin: 0 auto;
  line-height: 1.7;
  font-size: 1.05rem;
}

.seed-id-box {
  margin: 24px auto 0;
  width: min(260px, 100%);
  background: #ffffff;
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 14px;
}

.label {
  display: block;
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--muted);
  margin-bottom: 6px;
}

.actions {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 22px;
}

.button {
  border: 0;
  border-radius: 12px;
  padding: 14px 20px;
  font-weight: 700;
  font-size: 1rem;
  cursor: pointer;
  transition: transform 0.15s ease, background 0.15s ease;
}

.button:hover {
  transform: translateY(-1px);
}

.primary {
  background: var(--green);
  color: var(--white);
}

.primary:hover {
  background: var(--green-dark);
}

.secondary {
  background: #ffffff;
  color: var(--text);
  border: 1px solid var(--line);
}

.feedback {
  margin-top: 18px;
  padding: 12px 14px;
  border-radius: 12px;
  background: #ffffff;
  border: 1px solid var(--line);
}

.hidden {
  display: none;
}

.grid {
  margin-top: 20px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

.panel {
  padding: 24px;
}

h2 {
  margin-top: 0;
  margin-bottom: 10px;
  font-size: 1.25rem;
}

textarea,
input {
  width: 100%;
  padding: 14px;
  border-radius: 12px;
  border: 1px solid var(--line);
  font: inherit;
  background: #ffffff;
  color: var(--text);
  margin-top: 8px;
  margin-bottom: 14px;
}

textarea {
  min-height: 130px;
  resize: vertical;
}

.full {
  width: 100%;
  margin-top: 8px;
}

.timeline {
  margin-top: 18px;
  display: grid;
  gap: 18px;
}

.timeline-item {
  display: grid;
  grid-template-columns: 18px 1fr;
  gap: 12px;
  align-items: start;
}

.dot {
  width: 14px;
  height: 14px;
  margin-top: 4px;
  border-radius: 50%;
  background: var(--green);
}

@media (max-width: 860px) {
  .grid {
    grid-template-columns: 1fr;
  }

  .hero-card,
  .panel {
    padding: 20px;
  }
}