/* === nuwest.ai — Brand-compliant Dark Theme === */

:root {
  /* Brand Colors from nuwest_brand_guidelines-v0.2.md */
  --signal-yellow: #FFD300;
  --charcoal-black: #111111;
  --matte-black: #1A1A1A;
  --white: #FFFFFF;
  --neutral-gray: #EAEAEA;

  /* Spacing */
  --space-xs: 8px;
  --space-sm: 16px;
  --space-md: 24px;
  --space-lg: 32px;
  --space-xl: 48px;
  --space-2xl: 64px;
  --space-3xl: 96px;

  /* Border radius */
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;
}

/* === Reset === */
* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html,
body {
  height: 100%;
  margin: 0;
}

body {
  background: var(--charcoal-black);
  color: var(--white);
  font-family: 'IBM Plex Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* === Container === */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: var(--space-xl) var(--space-md);
}

@media (min-width: 768px) {
  .container {
    padding: var(--space-2xl) var(--space-lg);
  }
}

@media (min-width: 1024px) {
  .container {
    padding: var(--space-3xl) var(--space-xl);
  }
}

/* === Logo === */
.logo {
  font-family: 'Chakra Petch', monospace;
  font-size: clamp(24px, 4vw, 32px);
  font-weight: 600;
  letter-spacing: 0.5px;
  margin-bottom: var(--space-2xl);
  display: flex;
  align-items: center;
  gap: 8px;
}

.logo-text {
  color: var(--white);
}

.logo-chevrons {
  color: var(--signal-yellow);
  font-weight: 700;
}

/* === Hero Section === */
.hero {
  margin-bottom: var(--space-3xl);
  max-width: 900px;
}

h1 {
  font-family: 'Chakra Petch', monospace;
  font-weight: 700;
  font-size: clamp(36px, 6vw, 56px);
  line-height: 1.1;
  margin-bottom: var(--space-md);
  color: var(--white);
  letter-spacing: -0.02em;
}

.lead {
  font-family: 'IBM Plex Sans', sans-serif;
  font-size: clamp(18px, 2.5vw, 22px);
  line-height: 1.6;
  color: var(--neutral-gray);
  margin: 0;
}

/* === Value Propositions === */
.value-props {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-lg);
  margin-bottom: var(--space-3xl);
}

@media (min-width: 768px) {
  .value-props {
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-xl);
  }
}

.value-card {
  background: var(--matte-black);
  border: 1px solid #333333;
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
  transition: all 0.3s ease;
}

.value-card:hover {
  border-color: var(--signal-yellow);
  transform: translateY(-4px);
  box-shadow: 0 8px 24px rgba(255, 211, 0, 0.1);
}

.value-icon {
  color: var(--signal-yellow);
  margin-bottom: var(--space-md);
  width: 32px;
  height: 32px;
}

.value-card h3 {
  font-family: 'Chakra Petch', monospace;
  font-size: 20px;
  font-weight: 600;
  margin-bottom: var(--space-sm);
  color: var(--white);
}

.value-card p {
  font-size: 15px;
  line-height: 1.6;
  color: var(--neutral-gray);
  margin: 0;
}

/* === Form Section === */
.form-section {
  max-width: 600px;
  margin: 0 auto var(--space-3xl);
  text-align: center;
}

.form-section h2 {
  font-family: 'Chakra Petch', monospace;
  font-size: clamp(28px, 4vw, 36px);
  font-weight: 600;
  margin-bottom: var(--space-sm);
  color: var(--white);
}

.form-lead {
  font-size: 16px;
  color: var(--neutral-gray);
  margin-bottom: var(--space-xl);
}

/* === Form === */
form {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
  text-align: left;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-md);
}

@media (min-width: 640px) {
  .form-row {
    grid-template-columns: 1fr 1fr;
  }
}

.field {
  display: flex;
  flex-direction: column;
}

label {
  font-family: 'IBM Plex Sans', sans-serif;
  font-size: 14px;
  font-weight: 500;
  color: var(--neutral-gray);
  margin-bottom: var(--space-xs);
}

input {
  width: 100%;
  padding: 12px 16px;
  font-family: 'IBM Plex Sans', sans-serif;
  font-size: 16px;
  background: var(--matte-black);
  color: var(--white);
  border: 1px solid #333333;
  border-radius: var(--radius-sm);
  outline: none;
  transition: all 0.2s ease;
}

input::placeholder {
  color: #666666;
}

input:hover {
  border-color: #555555;
}

input:focus {
  border-color: var(--signal-yellow);
  box-shadow: 0 0 0 3px rgba(255, 211, 0, 0.1);
}

input:invalid:not(:placeholder-shown) {
  border-color: #ff4444;
}

/* === Button === */
button {
  align-self: center;
  padding: 14px 40px;
  font-family: 'Chakra Petch', monospace;
  font-size: 16px;
  font-weight: 600;
  background: var(--signal-yellow);
  color: var(--charcoal-black);
  border: none;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all 0.3s ease;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

button:hover {
  background: #FFDA1A;
  transform: translateY(-2px);
  box-shadow: 0 0 20px rgba(255, 211, 0, 0.3);
}

button:active {
  transform: translateY(0);
}

button:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  transform: none;
}

/* === Status Messages === */
#status {
  margin-top: var(--space-sm);
  min-height: 24px;
  font-size: 14px;
  text-align: center;
  color: var(--signal-yellow);
}

#status.error {
  color: #ff4444;
}

#status.success {
  color: #44ff44;
}

/* === Footer === */
.footer {
  text-align: center;
  padding-top: var(--space-3xl);
  border-top: 1px solid #333333;
}

.taglines {
  font-family: 'Chakra Petch', monospace;
  font-size: clamp(12px, 2vw, 14px);
  color: var(--neutral-gray);
  margin-bottom: var(--space-md);
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--space-sm);
}

.separator {
  color: var(--signal-yellow);
}

.copyright {
  font-size: 13px;
  color: #666666;
  margin: 0;
}

/* === Animations === */
@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.hero,
.value-props,
.form-section {
  animation: fadeIn 0.6s ease-out;
}

/* === Accessibility === */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

/* Focus visible for keyboard navigation */
*:focus-visible {
  outline: 2px solid var(--signal-yellow);
  outline-offset: 2px;
}

/* === Responsive === */
@media (max-width: 640px) {
  h1 {
    font-size: 32px;
  }

  .lead {
    font-size: 18px;
  }

  .value-card {
    padding: var(--space-md);
  }

  button {
    width: 100%;
    padding: 14px 24px;
  }
}