:root {
  --bg: #0c1210;
  --bg2: #14201c;
  --panel: #151f1b;
  --ink: #e8f0ec;
  --muted: #a8bdb4;
  --accent: #3dba8a;
  --line: rgba(232, 240, 236, 0.12);
  --warn: #c4a574;
  --danger: #c47a7a;
}
* { box-sizing: border-box; margin: 0; padding: 0; }
body {
  font-family: "IBM Plex Sans", system-ui, sans-serif;
  background:
    radial-gradient(ellipse 80% 50% at 10% -10%, rgba(61, 186, 138, 0.14), transparent),
    radial-gradient(ellipse 60% 40% at 90% 0%, rgba(20, 40, 32, 0.9), 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;
}
.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;
}
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: 2px;
  cursor: pointer;
  text-decoration: none;
}
.btn:hover { text-decoration: none; }
.btn-primary { background: var(--accent); color: #06110c; width: 100%; }
.btn-primary:hover { background: #4fd09a; }
.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: 0.88rem;
  margin-bottom: 0.85rem;
  min-height: 1.2em;
}
.ok {
  color: var(--accent);
  font-size: 0.88rem;
  margin-bottom: 0.85rem;
}
.links {
  margin-top: 1.1rem;
  font-size: 0.9rem;
  color: var(--muted);
  text-align: center;
}
.links a { margin: 0 0.25rem; }