:root {
  --bg: #111827;
  --surface: #1F2937;
  --surface2: #374151;
  --border: #374151;
  --text: #F9FAFB;
  --subtext: #9CA3AF;
  --muted: #6B7280;
  --primary: #3B82F6;
  --primary-hover: #2563EB;
  --danger: #F87171;
  --success: #34D399;
  --font: Helvetica, 'Helvetica Neue', Arial, system-ui, sans-serif;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font);
  line-height: 1.5;
}

.wrap {
  max-width: 1080px;
  margin: 0 auto;
  padding: 0 24px;
}

.wrap-narrow {
  max-width: 560px;
}

a { color: var(--primary); text-decoration: none; }
a:hover { text-decoration: underline; }

/* Header */
.site-header {
  border-bottom: 1px solid var(--border);
}

.header-inner {
  display: flex;
  align-items: center;
  height: 64px;
}

.logo {
  font-weight: 700;
  font-size: 1.25rem;
  letter-spacing: -0.02em;
  color: var(--text);
  text-decoration: none;
  display: flex;
  align-items: center;
  gap: 10px;
}

.badge {
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  background: var(--primary);
  color: #fff;
  padding: 2px 8px;
  border-radius: 999px;
}

/* Hero / form section */
.hero {
  padding: 72px 0 96px;
}

.hero h1 {
  font-size: 2.25rem;
  line-height: 1.2;
  letter-spacing: -0.02em;
  margin: 0 0 16px;
}

.hero-sub {
  color: var(--subtext);
  font-size: 1.05rem;
  margin: 0 0 16px;
}

.hero-sub:last-of-type {
  margin-bottom: 40px;
}

/* Form */
.field {
  margin-bottom: 20px;
}

label {
  display: block;
  font-size: 0.9rem;
  font-weight: 600;
  margin-bottom: 6px;
}

.optional {
  font-weight: 400;
  color: var(--muted);
}

input[type="text"],
input[type="email"],
textarea {
  width: 100%;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 8px;
  color: var(--text);
  font-family: var(--font);
  font-size: 1rem;
  padding: 12px 14px;
}

input[type="text"]:focus,
input[type="email"]:focus,
textarea:focus {
  outline: none;
  border-color: var(--primary);
}

textarea { resize: vertical; }

.hp-field {
  position: absolute;
  left: -9999px;
  width: 1px;
  height: 1px;
  overflow: hidden;
}

.field-consent {
  margin-bottom: 28px;
}

.consent-label {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 0.85rem;
  font-weight: 400;
  color: var(--subtext);
  cursor: pointer;
}

.consent-label input[type="checkbox"] {
  margin-top: 3px;
  flex-shrink: 0;
}

/* Buttons */
.btn {
  display: inline-block;
  padding: 13px 20px;
  border-radius: 8px;
  font-size: 1rem;
  font-weight: 600;
  border: 1px solid transparent;
  cursor: pointer;
  transition: background 0.15s ease, opacity 0.15s ease;
}

.btn-primary {
  background: var(--primary);
  color: #fff;
}

.btn-primary:hover { background: var(--primary-hover); }
.btn-primary:disabled { opacity: 0.6; cursor: not-allowed; }

.btn-block { display: block; width: 100%; }

.form-note {
  margin: 16px 0 0;
  font-size: 0.9rem;
  min-height: 1.2em;
}

.form-note.error { color: var(--danger); }
.form-note.success { color: var(--success); }

.field.field-error input,
.field.field-error textarea {
  border-color: var(--danger);
}

/* Footer */
.site-footer {
  border-top: 1px solid var(--border);
}

.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
  color: var(--subtext);
  font-size: 0.9rem;
}