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

:root {
  --color-bg-dark: #0d0d0d;
  --color-bg-dark-2: #1a1a1a;
  --color-blue-primary: #0099ff;
  --color-blue-dark: #1a3f8f;
  --color-white: #ffffff;
  --color-text-primary: #ffffff;
  --color-text-secondary: #cccccc;
  --color-text-muted: #999999;
  --color-text-dark: #111111;
  --font-display: 'Barlow Condensed', 'Arial Narrow', sans-serif;
  --font-body: 'Barlow', 'Helvetica Neue', sans-serif;
  --text-hero: clamp(3rem, 8vw, 6rem);
  --text-h1: clamp(2rem, 5vw, 3.5rem);
  --text-h2: 1.5rem;
  --text-h3: 1.125rem;
  --text-body: 0.9375rem;
  --text-small: 0.8125rem;
  --space-xs: 0.5rem;
  --space-sm: 1rem;
  --space-md: 2rem;
  --space-lg: 3rem;
  --space-xl: 5rem;
  --radius-card: 8px;
}

body {
  min-height: 100vh;
  font-family: var(--font-body);
  background: var(--color-bg-dark);
  color: var(--color-text-primary);
  line-height: 1.6;
}

button,
input {
  font: inherit;
}

.page-shell {
  min-height: calc(100vh - 56px);
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(320px, 1.1fr);
}

.hero {
  position: relative;
  overflow: hidden;
  min-height: 100%;
  padding: clamp(6.5rem, 10vw, 8rem) clamp(2rem, 6vw, 5rem) clamp(2rem, 6vw, 5rem);
  display: flex;
  align-items: center;
  background: var(--color-bg-dark);
}

.site-logo {
  position: absolute;
  top: clamp(1rem, 3vw, 2rem);
  left: clamp(1rem, 4vw, 3rem);
  z-index: 2;
  width: min(220px, 44vw);
  height: auto;
  display: block;
  object-fit: contain;
  pointer-events: none;
}

.hero__content {
  position: relative;
  z-index: 1;
  max-width: 560px;
}

.eyebrow {
  margin-bottom: var(--space-sm);
  color: var(--color-blue-primary);
  font-size: var(--text-small);
  font-weight: 800;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

h1 {
  font-family: var(--font-display);
  font-size: var(--text-hero);
  font-weight: 900;
  line-height: 0.95;
  text-transform: uppercase;
}

.hero__lead {
  max-width: 32rem;
  margin-top: var(--space-md);
  color: var(--color-text-secondary);
  font-size: 1.1rem;
}

.hero__note {
  margin-top: var(--space-md);
  padding-left: var(--space-sm);
  border-left: 3px solid var(--color-blue-primary);
  color: var(--color-text-muted);
  font-size: var(--text-small);
}

.deco-circle {
  position: absolute;
  top: -80px;
  right: -80px;
  width: 320px;
  height: 320px;
  border-radius: 50%;
  background-color: var(--color-blue-dark);
  z-index: 0;
  pointer-events: none;
}

.deco-dots {
  position: absolute;
  right: 22px;
  bottom: 110px;
  width: 120px;
  height: 150px;
  background-image: radial-gradient(circle, var(--color-blue-primary) 1.5px, transparent 1.5px);
  background-size: 12px 12px;
  opacity: 0.6;
  pointer-events: none;
}

.deco-corner-white {
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 0;
  border-bottom: 80px solid white;
  border-right: 80px solid transparent;
}

.form-section {
  position: relative;
  padding: clamp(1rem, 4vw, 4rem);
  background: var(--color-white);
  color: var(--color-text-dark);
  display: flex;
  align-items: center;
}

.form-section::after {
  content: "";
  position: absolute;
  top: 50%;
  right: 0;
  transform: translateY(-50%);
  width: 0;
  height: 0;
  border-top: 60px solid transparent;
  border-bottom: 60px solid transparent;
  border-right: 60px solid var(--color-blue-primary);
}

.form-card {
  position: relative;
  z-index: 1;
  width: 100%;
  max-width: 760px;
  margin: 0 auto;
  padding: clamp(1.25rem, 4vw, 2.5rem);
  border: 1.5px solid rgba(0, 153, 255, 0.28);
  border-radius: var(--radius-card);
  background: var(--color-white);
}

.form-card__header {
  display: flex;
  gap: var(--space-sm);
  padding-bottom: var(--space-md);
  border-bottom: 1px solid rgba(0, 0, 0, 0.08);
}

.module-number {
  color: var(--color-blue-primary);
  font-size: 1.5rem;
  font-weight: 800;
  line-height: 1.2;
}

h2 {
  font-size: var(--text-h2);
  font-weight: 800;
  line-height: 1.2;
}

.form-card__header p {
  margin-top: 0.25rem;
  color: var(--color-text-muted);
  font-size: var(--text-small);
}

.form-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--space-sm);
  margin-top: var(--space-md);
}

.field {
  display: grid;
  gap: 0.35rem;
}

.field--full {
  grid-column: 1 / -1;
}

.field span {
  color: var(--color-text-dark);
  font-size: var(--text-small);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.field em {
  color: var(--color-text-muted);
  font-style: normal;
  font-weight: 600;
  text-transform: none;
}

.field input {
  width: 100%;
  min-height: 46px;
  padding: 0.75rem 0.9rem;
  border: 1px solid rgba(17, 17, 17, 0.16);
  border-radius: var(--radius-card);
  color: var(--color-text-dark);
  background: #ffffff;
  outline: none;
  transition: border-color 160ms ease, box-shadow 160ms ease;
}

.field input:focus {
  border-color: var(--color-blue-primary);
  box-shadow: 0 0 0 3px rgba(0, 153, 255, 0.14);
}

.field input::placeholder {
  color: var(--color-text-muted);
  opacity: 0.75;
}

.field input[aria-invalid="true"] {
  border-color: #0099ff;
  background: rgba(0, 153, 255, 0.06);
}

.field-error {
  min-height: 1rem;
  color: var(--color-blue-primary);
  font-size: 0.75rem;
  font-weight: 700;
}

.feedback {
  display: none;
  margin-top: var(--space-md);
  padding: var(--space-sm);
  border-radius: var(--radius-card);
  font-size: var(--text-body);
}

.feedback.is-visible {
  display: block;
}

.feedback.is-success {
  border: 1px solid rgba(0, 153, 255, 0.35);
  background: rgba(0, 153, 255, 0.1);
  color: var(--color-text-dark);
}

.feedback.is-info {
  border: 1px solid rgba(0, 153, 255, 0.28);
  background: rgba(0, 153, 255, 0.08);
  color: var(--color-text-dark);
}

.feedback.is-error {
  border: 1px solid rgba(0, 153, 255, 0.45);
  background: rgba(0, 153, 255, 0.08);
  color: var(--color-text-dark);
}

.form-actions {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  margin-top: var(--space-md);
}

.submit-button {
  min-height: 48px;
  padding: 0 1.35rem;
  border: 0;
  border-radius: var(--radius-card);
  background: var(--color-blue-primary);
  color: var(--color-white);
  font-weight: 800;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.65rem;
  transition: filter 160ms ease, transform 160ms ease;
}

.submit-button:hover {
  filter: brightness(0.94);
}

.submit-button:active {
  transform: translateY(1px);
}

.submit-button:disabled {
  cursor: wait;
  opacity: 0.72;
}

.submit-button.is-loading::before {
  content: "";
  width: 1rem;
  height: 1rem;
  border: 2px solid rgba(255, 255, 255, 0.45);
  border-top-color: var(--color-white);
  border-radius: 50%;
  animation: spin 800ms linear infinite;
}

@keyframes spin {
  to {
    transform: rotate(360deg);
  }
}

.privacy-note {
  color: var(--color-text-muted);
  font-size: var(--text-small);
}

.page-footer {
  min-height: 56px;
  padding: var(--space-sm) var(--space-lg);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-sm);
  background: var(--color-blue-primary);
  color: var(--color-white);
  font-size: var(--text-small);
}

.page-footer a,
.page-footer span {
  color: var(--color-white);
  text-decoration: none;
}

.page-number {
  font-weight: 800;
}

@media (max-width: 920px) {
  .page-shell {
    grid-template-columns: 1fr;
  }

  .hero {
    min-height: 440px;
  }
}

@media (max-width: 620px) {
  .form-grid {
    grid-template-columns: 1fr;
  }

  .form-actions {
    align-items: stretch;
    flex-direction: column;
  }

  .submit-button {
    width: 100%;
  }
}