/* Brand palette derived from hiAuth logo: #1E40AF (shield), #3B82F6 (overlay), #4ADE80 (checkmark) */
:root {
  --color-bg: #06091a;
  --color-bg-card: #0d1630;
  --color-border: #1e2d5a;
  --color-accent: #1E40AF;
  --color-accent-light: #3B82F6;
  --color-accent-hover: #1d3a9e;
  --color-success: #4ADE80;
  --color-success-bg: rgba(74, 222, 128, 0.08);
  --color-error: #f87171;
  --color-error-bg: rgba(248, 113, 113, 0.08);
  --color-text: #f1f5f9;
  --color-text-muted: #94a3b8;
  --color-text-link: #60a5fa;
  --radius: 12px;
  --radius-sm: 8px;
  --shadow: 0 4px 32px rgba(0, 0, 0, 0.5);
  --font: -apple-system, BlinkMacSystemFont, "Segoe UI", system-ui, sans-serif;
}

*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: 16px;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font);
  background-color: var(--color-bg);
  color: var(--color-text);
  line-height: 1.6;
  min-height: 100dvh;
  display: grid;
  place-items: center;
  padding: 1.5rem;
  background-image:
    radial-gradient(ellipse 60% 50% at 50% 0%, rgba(30, 64, 175, 0.12) 0%, transparent 70%);
}

/* ───────── Hero ───────── */
.hero {
  width: 100%;
  display: grid;
  place-items: center;
}

.hero__card {
  width: 100%;
  max-width: 520px;
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 3rem 2.5rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1.25rem;
  text-align: center;
}

.hero__card--error {
  border-color: rgba(248, 113, 113, 0.3);
}

.hero__logo {
  filter: drop-shadow(0 0 16px rgba(59, 130, 246, 0.4));
  flex-shrink: 0;
}

.hero__badge {
  display: inline-block;
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-accent-light);
  background: rgba(59, 130, 246, 0.1);
  border: 1px solid rgba(59, 130, 246, 0.25);
  border-radius: 999px;
  padding: 0.25rem 0.875rem;
}

.hero__badge--error {
  color: var(--color-error);
  background: var(--color-error-bg);
  border-color: rgba(248, 113, 113, 0.25);
}

.hero__title {
  font-size: clamp(2rem, 5vw, 2.75rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.15;
  color: var(--color-text);
}

.hero__description {
  font-size: 1rem;
  color: var(--color-text-muted);
  max-width: 38ch;
  line-height: 1.7;
}

.hero__footer {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.375rem;
  font-size: 0.8rem;
  color: var(--color-text-muted);
  margin-top: 0.5rem;
  padding-top: 1rem;
  border-top: 1px solid var(--color-border);
  width: 100%;
}

.hero__contact a,
.hero__privacy-link {
  color: var(--color-text-link);
  text-decoration: none;
}

.hero__contact a:hover,
.hero__privacy-link:hover {
  text-decoration: underline;
}

.hero__request-id {
  font-size: 0.75rem;
  color: var(--color-text-muted);
  margin-top: 0.5rem;
}

.hero__request-id code {
  font-family: ui-monospace, "Cascadia Code", monospace;
  font-size: 0.7rem;
}

/* ───────── Waitlist form ───────── */
.waitlist {
  width: 100%;
}

.waitlist__form {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  width: 100%;
}

.waitlist__row {
  display: flex;
  gap: 0.5rem;
  width: 100%;
}

.waitlist__input {
  flex: 1;
  min-width: 0;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  color: var(--color-text);
  font-family: var(--font);
  font-size: 0.9rem;
  padding: 0.625rem 0.875rem;
  outline: none;
  transition: border-color 0.15s;
}

.waitlist__input::placeholder {
  color: var(--color-text-muted);
}

.waitlist__input:focus {
  border-color: var(--color-accent-light);
  box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.15);
}

.waitlist__button {
  background: var(--color-accent);
  color: #fff;
  font-family: var(--font);
  font-size: 0.875rem;
  font-weight: 600;
  border: none;
  border-radius: var(--radius-sm);
  padding: 0.625rem 1.25rem;
  cursor: pointer;
  white-space: nowrap;
  transition: background 0.15s, transform 0.1s;
}

.waitlist__button:hover {
  background: var(--color-accent-hover);
}

.waitlist__button:active {
  transform: scale(0.97);
}

.waitlist__button--link {
  display: inline-block;
  text-decoration: none;
  margin-top: 0.5rem;
}

.waitlist__field-error,
.waitlist__validation-summary {
  font-size: 0.8rem;
  color: var(--color-error);
  text-align: left;
}

.waitlist__success {
  font-size: 0.95rem;
  color: var(--color-success);
  background: var(--color-success-bg);
  border: 1px solid rgba(74, 222, 128, 0.2);
  border-radius: var(--radius-sm);
  padding: 0.75rem 1rem;
  width: 100%;
}

.waitlist__error {
  font-size: 0.875rem;
  color: var(--color-error);
  background: var(--color-error-bg);
  border: 1px solid rgba(248, 113, 113, 0.2);
  border-radius: var(--radius-sm);
  padding: 0.75rem 1rem;
  width: 100%;
}

.waitlist__note {
  font-size: 0.75rem;
  color: var(--color-text-muted);
}

/* ───────── Privacy policy page ───────── */
.policy {
  width: 100%;
  display: grid;
  place-items: center;
  padding: 2rem 1.5rem;
}

.policy__card {
  width: 100%;
  max-width: 680px;
  display: flex;
  flex-direction: column;
  gap: 2rem;
}

.policy__back {
  display: inline-flex;
  align-items: center;
  gap: 0.375rem;
  color: var(--color-text-link);
  text-decoration: none;
  font-size: 0.875rem;
}

.policy__back:hover {
  text-decoration: underline;
}

.policy__title {
  font-size: clamp(1.5rem, 4vw, 2rem);
  font-weight: 700;
  letter-spacing: -0.02em;
}

.policy__date {
  font-size: 0.8rem;
  color: var(--color-text-muted);
  margin-top: -1.5rem;
}

.policy__section {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.policy__section h2 {
  font-size: 1rem;
  font-weight: 600;
  color: var(--color-text);
}

.policy__section p {
  font-size: 0.9rem;
  color: var(--color-text-muted);
  line-height: 1.75;
}

.policy__section a {
  color: var(--color-text-link);
  text-decoration: none;
}

.policy__section a:hover {
  text-decoration: underline;
}

/* ───────── Responsive ───────── */
@media (max-width: 480px) {
  .hero__card {
    padding: 2rem 1.5rem;
  }

  .waitlist__row {
    flex-direction: column;
  }

  .waitlist__button {
    width: 100%;
  }
}