:root {
  --color-midnight-base: #0a0a0a; --color-storm-gray: #161616;
  --color-gunmetal: #282828;      --color-slate-text: #686868;
  --color-ash-text: #b2b2b2;      --color-silver-whisper: #c2c2c2;
  --color-ghost-white: #e5e5e5;   --color-canvas-white: #ffffff;
  --color-gradient-aura: linear-gradient(rgb(72,103,175),rgb(156,175,184),rgb(196,149,119));
  --font-system-ui: system-ui, sans-serif;
  --text-caption: 12px; --text-body: 14px; --text-subheading: 16px;
  --text-display: 40px; --leading-display: 1; --tracking-display: -0.56px;
  --spacing-8: 8px; --spacing-12: 12px; --spacing-16: 16px;
  --spacing-20: 20px; --spacing-24: 24px; --spacing-28: 28px;
  --spacing-32: 32px; --spacing-48: 48px;
  --radius-lg: 10px; --radius-full-2: 9999px;
}
* { box-sizing: border-box; }
body {
  margin: 0;
  background: var(--color-midnight-base);
  color: var(--color-canvas-white);
  font-family: var(--font-system-ui);
  min-height: 100vh;
  min-width: 320px;
  display: grid;
  place-items: center;
  position: relative;
  overflow-x: hidden;
}
body::before {
  content: "";
  position: fixed;
  inset: 0;
  background: var(--color-gradient-aura);
  opacity: 0.06;
  pointer-events: none;
  z-index: 0;
}
main {
  position: relative;
  z-index: 1;
  max-width: 460px;
  padding: var(--spacing-32) var(--spacing-24);
  width: 100%;
  text-align: center;
}
.brand { margin-bottom: var(--spacing-32); }
.brand-title {
  font-size: var(--text-display);
  line-height: var(--leading-display);
  letter-spacing: var(--tracking-display);
  font-weight: 700;
  color: var(--color-canvas-white);
  margin: 0 0 var(--spacing-8) 0;
}
.brand-sub {
  font-size: var(--text-caption);
  color: var(--color-slate-text);
  letter-spacing: 0.5px;
  margin: 0 0 var(--spacing-20) 0;
  line-height: 1;
}
.tagline {
  font-size: var(--text-subheading);
  color: var(--color-ash-text);
  margin: 0 auto;
  max-width: 360px;
  line-height: 1.5;
}
.form-section {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-16);
  text-align: left;
}
#subscribe-form {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-12);
}
.input-row { width: 100%; }
input[type="email"],
input[type="text"] {
  width: 100%;
  background: var(--color-storm-gray);
  border: 1px solid #1a1a1a;
  color: var(--color-canvas-white);
  border-radius: var(--radius-lg);
  padding: 14px 18px;
  font-size: var(--text-body);
  font-family: inherit;
  outline: none;
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
}
input[type="email"]::placeholder,
input[type="text"]::placeholder { color: var(--color-slate-text); }
input[type="email"]:focus,
input[type="text"]:focus {
  border-color: var(--color-ghost-white);
  box-shadow: 0 0 0 2px rgba(255,255,255,0.06);
}
.controls-row {
  display: flex;
  align-items: center;
  gap: var(--spacing-12);
  margin-top: var(--spacing-8);
}
.lang-toggle {
  display: flex;
  background: var(--color-storm-gray);
  border: 1px solid #1a1a1a;
  border-radius: var(--radius-full-2);
  overflow: hidden;
  flex-shrink: 0;
  height: 40px;
  padding: 4px;
}
.lang-option { position: relative; cursor: pointer; display: flex; }
.lang-option input[type="radio"] {
  position: absolute;
  opacity: 0;
  width: 0;
  height: 0;
}
.lang-option span {
  display: flex;
  align-items: center;
  justify-content: center;
  height: 32px;
  min-width: 40px;
  padding: 0 12px;
  font-size: 12px;
  font-weight: 600;
  color: var(--color-ash-text);
  border-radius: var(--radius-full-2);
  transition: background 0.15s ease, color 0.15s ease;
  user-select: none;
}
.lang-option.selected span,
.lang-option input[type="radio"]:checked + span {
  background: var(--color-gunmetal);
  color: var(--color-canvas-white);
}
#submit-btn {
  flex: 1;
  background: var(--color-canvas-white);
  color: var(--color-midnight-base);
  font-weight: 600;
  border: none;
  border-radius: var(--radius-full-2);
  padding: 12px var(--spacing-24);
  font-size: var(--text-body);
  font-family: inherit;
  cursor: pointer;
  transition: opacity 0.15s ease, transform 120ms ease;
  white-space: nowrap;
  height: 40px;
}
#submit-btn:hover:not(:disabled) {
  opacity: 0.95;
  transform: translateY(-1px);
}
#submit-btn:disabled { opacity: 0.5; cursor: not-allowed; }
.microcopy {
  font-size: var(--text-caption);
  color: var(--color-slate-text);
  margin: 0;
  line-height: 1.5;
}
.status {
  font-size: var(--text-caption);
  color: var(--color-slate-text);
  margin: 0;
  min-height: 1.4em;
  line-height: 1.4;
}
.status.error { color: #ff6b6b; }
.status.success { color: var(--color-canvas-white); font-style: italic; }
.site-footer {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  padding-top: var(--spacing-24);
  padding-bottom: var(--spacing-24);
  text-align: center;
}
.footer-brand {
  color: var(--color-ash-text);
  font-size: 12px;
  text-decoration: none;
  transition: color 0.15s ease;
}
.footer-brand:hover { text-decoration: underline; }
.footer-email {
  color: var(--color-slate-text);
  font-size: 11px;
  text-decoration: none;
  transition: color 0.15s ease;
}
.footer-email:hover { color: var(--color-ash-text); }
/* --- Consent row --- */
.consent-row {
  display: flex;
  align-items: flex-start;
  gap: var(--spacing-8);
  font-size: var(--text-caption);
  color: var(--color-ash-text);
  cursor: pointer;
  line-height: 1.5;
}
.consent-row input[type="checkbox"] {
  flex-shrink: 0;
  margin-top: 2px;
  accent-color: var(--color-canvas-white);
  cursor: pointer;
}
.link-inline {
  color: var(--color-canvas-white);
  text-decoration: underline;
}
.link-inline:hover { opacity: 0.8; }
/* --- Cookie banner --- */
.cookie-banner {
  position: fixed;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%) translateY(100%);
  width: 100%;
  max-width: 720px;
  background: #0f0f0f;
  border-top: 1px solid #1a1a1a;
  padding: 16px 20px;
  z-index: 100;
  transition: transform 240ms ease;
}
.cookie-banner.visible {
  transform: translateX(-50%) translateY(0);
}
.cookie-banner > p {
  font-size: var(--text-caption);
  color: var(--color-ash-text);
  margin: 0 0 var(--spacing-8) 0;
  line-height: 1.5;
}
.cookie-actions {
  display: flex;
  gap: var(--spacing-8);
  justify-content: flex-end;
  margin-bottom: var(--spacing-8);
}
.btn-primary, .btn-secondary {
  border-radius: var(--radius-full-2);
  padding: 6px 14px;
  font-size: var(--text-caption);
  font-family: inherit;
  font-weight: 600;
  cursor: pointer;
  transition: opacity 0.15s ease, background 0.15s ease;
}
.btn-primary {
  background: var(--color-canvas-white);
  color: var(--color-midnight-base);
  border: none;
}
.btn-primary:hover { opacity: 0.9; }
.btn-secondary {
  background: transparent;
  color: var(--color-ash-text);
  border: 1px solid #1a1a1a;
}
.btn-secondary:hover { background: var(--color-gunmetal); }
.cookie-details {
  font-size: var(--text-caption);
  color: var(--color-slate-text);
}
.cookie-details summary {
  cursor: pointer;
  color: var(--color-ash-text);
  user-select: none;
  margin-bottom: var(--spacing-8);
}
.cookie-details p { margin: 0; line-height: 1.5; }
@media (max-width: 480px) {
  .brand-title { font-size: 32px; }
  .controls-row { flex-direction: column; align-items: stretch; }
  .lang-toggle { justify-content: center; }
  #submit-btn { text-align: center; }
  main { padding: var(--spacing-24); }
  .cookie-actions { flex-direction: row; }
}