:root {
  --bg: #f3f5f4;
  --bg2: #e8eeeb;
  --panel: #ffffff;
  --ink: #14201c;
  --muted: #4a5c55;
  --accent: #1b7a5c;
  --line: rgba(20, 32, 28, 0.12);
  --warn: #8a6a3a;
  --danger: #b54a4a;
}
* { box-sizing: border-box; margin: 0; padding: 0; }
body {
  font-family: "IBM Plex Sans", system-ui, sans-serif;
  background:
    radial-gradient(ellipse 70% 45% at 12% -8%, rgba(27, 122, 92, 0.08), transparent),
    var(--bg);
  color: var(--ink);
  min-height: 100svh;
  line-height: 1.5;
}
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }
.wrap {
  width: min(440px, calc(100% - 2rem));
  margin: 0 auto;
  padding: 2.5rem 0 3rem;
}
.wrap.wide { width: min(1080px, calc(100% - 2rem)); }
.brand {
  font-family: Manrope, sans-serif;
  font-weight: 800;
  font-size: 1.15rem;
  letter-spacing: -0.03em;
  color: inherit;
  text-decoration: none;
}
.brand span { color: var(--accent); }
.brand:hover { text-decoration: none; }
.top {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 2rem;
}
h1 {
  font-family: Manrope, sans-serif;
  font-weight: 800;
  font-size: 1.65rem;
  letter-spacing: -0.03em;
  margin-bottom: 0.4rem;
  color: #0a2f26;
}
.sub { color: var(--muted); margin-bottom: 1.5rem; font-size: 0.95rem; }
.panel {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 4px;
  padding: 1.35rem 1.25rem;
}
label {
  display: block;
  font-size: 0.82rem;
  color: var(--muted);
  margin-bottom: 0.35rem;
}
label.check {
  display: flex;
  align-items: flex-start;
  gap: 0.55rem;
  font-size: 0.84rem;
  color: var(--muted);
  margin: 0 0 0.85rem;
  line-height: 1.4;
  cursor: pointer;
}
label.check input {
  width: auto;
  margin: 0.2rem 0 0;
  flex-shrink: 0;
}
label.check span { color: var(--muted); }
input, textarea, select {
  width: 100%;
  background: var(--bg);
  border: 1px solid var(--line);
  color: var(--ink);
  border-radius: 2px;
  padding: 0.65rem 0.75rem;
  font: inherit;
  margin-bottom: 1rem;
}
input:focus, textarea:focus {
  outline: 1px solid var(--accent);
  border-color: var(--accent);
}
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  padding: 0.7rem 1.1rem;
  font-family: Manrope, sans-serif;
  font-weight: 700;
  font-size: 0.92rem;
  border: none;
  border-radius: 3px;
  cursor: pointer;
  text-decoration: none;
}
.btn:hover { text-decoration: none; }
.btn-primary { background: var(--accent); color: #fff; width: 100%; }
.btn-primary:hover { background: #15634b; }
.btn-primary:disabled { opacity: 0.55; cursor: not-allowed; }
.btn-ghost {
  background: transparent;
  color: var(--ink);
  border: 1px solid var(--line);
}
.btn-ghost:hover { border-color: var(--accent); color: var(--accent); }
.btn-sm { padding: 0.45rem 0.75rem; font-size: 0.82rem; width: auto; }
.err {
  color: var(--danger);
  font-size: 0.9rem;
  font-weight: 600;
  margin-bottom: 0.85rem;
  min-height: 1.2em;
}
.err:not(:empty) {
  padding: 0.65rem 0.75rem;
  background: rgba(181, 74, 74, 0.08);
  border: 1px solid rgba(181, 74, 74, 0.35);
  border-radius: 4px;
}
.ok {
  color: var(--accent);
  font-size: 0.88rem;
  margin-bottom: 0.85rem;
}
.note {
  margin: 0 0 1.25rem;
  padding: 0.85rem 1rem;
  border: 1px solid var(--line);
  border-left: 2px solid var(--warn);
  color: var(--muted);
  font-size: 0.9rem;
  border-radius: 2px;
}
.links {
  margin-top: 1.1rem;
  font-size: 0.9rem;
  color: var(--muted);
  text-align: center;
}
.links a { margin: 0 0.25rem; }

.choice-grid {
  display: grid;
  gap: 0.85rem;
}
.choice-card {
  display: block;
  padding: 1.2rem 1.25rem;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 4px;
  color: inherit;
  text-decoration: none;
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
}
.choice-card:hover {
  text-decoration: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 1px rgba(27, 122, 92, 0.12);
}
.choice-card-primary {
  border-color: rgba(27, 122, 92, 0.45);
  background: linear-gradient(180deg, #fff 0%, #f4faf7 100%);
}
.choice-title {
  display: block;
  font-family: Manrope, sans-serif;
  font-weight: 800;
  font-size: 1.1rem;
  letter-spacing: -0.02em;
  color: #0a2f26;
  margin-bottom: 0.25rem;
}
.choice-card-primary .choice-title { color: var(--accent); }
.choice-desc {
  display: block;
  font-size: 0.9rem;
  color: var(--muted);
  line-height: 1.4;
}