:root {
  --bg: #f4f3ee;
  --bg-grad-1: #f4f3ee;
  --bg-grad-2: #ebe9e2;
  --panel: #ffffff;
  --border: #e3e1da;
  --border-strong: #d2cfc5;
  --text: #14130f;
  --text-muted: #6e6b62;
  --text-soft: #8e8a80;
  --accent: #14130f;
  --accent-hover: #000;
  --danger: #a23a3a;
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.04);
  --shadow-lg: 0 20px 60px rgba(0, 0, 0, 0.08), 0 2px 4px rgba(0, 0, 0, 0.04);
  --radius: 14px;
  --radius-sm: 10px;
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Inter', Roboto, Helvetica, Arial, sans-serif;
  color: var(--text);
  background: radial-gradient(ellipse at top, var(--bg-grad-1), var(--bg-grad-2));
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

.landing {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 40px 20px;
}

.landing-card {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow-lg);
  padding: 40px 36px 28px;
  width: 100%;
  max-width: 480px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 32px;
}

.brand-mark {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--accent);
}

.brand-name {
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.02em;
  color: var(--text);
}

.landing-heading {
  margin: 0 0 10px;
  font-size: 28px;
  font-weight: 600;
  letter-spacing: -0.02em;
  line-height: 1.15;
}

.landing-sub {
  margin: 0 0 28px;
  font-size: 14px;
  line-height: 1.55;
  color: var(--text-muted);
}

.access-form { display: flex; flex-direction: column; gap: 8px; }

.field-label {
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--text-muted);
}

.input-row {
  display: flex;
  gap: 8px;
}

#token-input {
  flex: 1;
  font-family: 'SF Mono', 'Menlo', 'Consolas', monospace;
  font-size: 14px;
  letter-spacing: 0.01em;
  padding: 13px 14px;
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-sm);
  background: var(--bg-grad-1);
  color: var(--text);
  outline: none;
  transition: border-color 0.15s ease, background 0.15s ease;
  min-width: 0;
}
#token-input:focus {
  border-color: var(--text);
  background: var(--panel);
}
#token-input::placeholder {
  color: var(--text-soft);
}

.submit-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: var(--accent);
  color: #fff;
  border: 0;
  padding: 0 18px;
  border-radius: var(--radius-sm);
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
  transition: background 0.12s ease;
}
.submit-btn:hover:not(:disabled) { background: var(--accent-hover); }
.submit-btn:disabled { opacity: 0.6; cursor: progress; }

.error-text {
  margin: 6px 0 0;
  font-size: 13px;
  color: var(--danger);
}

.helper-text {
  margin: 16px 0 0;
  font-size: 12.5px;
  color: var(--text-soft);
  line-height: 1.5;
}
.helper-text a { color: var(--text-muted); text-decoration: underline; }
.helper-text a:hover { color: var(--text); }

.landing-footer {
  margin-top: 28px;
  text-align: center;
}
.landing-footer p {
  margin: 0;
  font-size: 11.5px;
  color: var(--text-soft);
  letter-spacing: 0.01em;
}

@media (max-width: 480px) {
  .landing-card { padding: 32px 24px 24px; }
  .landing-heading { font-size: 24px; }
  .input-row { flex-direction: column; }
  .submit-btn { padding: 12px 18px; justify-content: center; }
}