/* ===================================
   CSS Reset & Base Styles
   =================================== */

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

:root {
  /* Color Palette */
  --color-bg: #FDF6EA;
  --color-ink: #111315;
  --color-muted: #6B7280;
  --color-accent: #18C07A;
  --color-error: #EF4444;
  --color-white: #FFFFFF;
  
  /* Typography */
  --font-system: -apple-system, BlinkMacSystemFont, 'Inter', 'Segoe UI', 'Roboto', 'Helvetica Neue', sans-serif;
  
  /* Spacing */
  --space-xs: 0.5rem;
  --space-sm: 1rem;
  --space-md: 1.5rem;
  --space-lg: 2rem;
  --space-xl: 3rem;
  --space-2xl: 4rem;
  --space-3xl: 6rem;
  
  /* Transitions */
  --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-base: 250ms cubic-bezier(0.4, 0, 0.2, 1);
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-system);
  font-size: 16px;
  line-height: 1.6;
  color: var(--color-ink);
  background-color: var(--color-bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* ===================================
   Skip Link (Accessibility)
   =================================== */

.skip-link {
  position: absolute;
  top: -40px;
  left: 0;
  background: var(--color-accent);
  color: var(--color-white);
  padding: var(--space-sm) var(--space-md);
  text-decoration: none;
  font-weight: 600;
  z-index: 100;
  opacity: 0;
  pointer-events: none;
}

.skip-link:focus {
  top: 0;
  opacity: 1;
  pointer-events: auto;
}

/* ===================================
   Container
   =================================== */

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--space-sm);
}

@media (min-width: 640px) {
  .container {
    padding: 0 var(--space-md);
  }
}

@media (min-width: 768px) {
  .container {
    padding: 0 var(--space-xl);
  }
}

/* ===================================
   Header
   =================================== */

.header {
  display: none;
  padding: var(--space-md) 0;
  border-bottom: 1px solid rgba(17, 19, 21, 0.08);
}

.header-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.wordmark {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--color-ink);
  letter-spacing: -0.02em;
}

.status-chip {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 1rem;
  background: rgba(24, 192, 122, 0.1);
  border-radius: 100px;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--color-accent);
}

.status-dot {
  width: 8px;
  height: 8px;
  background: var(--color-accent);
  border-radius: 50%;
  animation: pulse 2s cubic-bezier(0.4, 0, 0.6, 1) infinite;
}

@keyframes pulse {
  0%, 100% {
    opacity: 1;
  }
  50% {
    opacity: 0.5;
  }
}

/* ===================================
   Hero Section
   =================================== */

.hero {
  padding: var(--space-md) 0 0 0;
  position: relative;
  overflow: hidden;
}

@media (min-width: 768px) {
  .hero {
    padding: var(--space-lg) 0 0 0;
  }
}

.hero-content {
  display: grid;
  gap: var(--space-xl);
  align-items: flex-end;
  position: relative;
}

@media (min-width: 768px) {
  .hero-content {
    grid-template-columns: 1fr 1fr;
    gap: 0;
    min-height: 800px;
  }
}

.hero-text {
  max-width: 600px;
  position: relative;
  z-index: 2;
  grid-column: 2;
  grid-row: 1;
  padding-left: var(--space-xl);
  padding-bottom: var(--space-2xl);
  align-self: center;
}

@media (max-width: 767px) {
  .hero-text {
    grid-column: 1;
    grid-row: 2;
    padding-left: 0;
    padding-bottom: 0;
  }
}

.hero-title {
  font-size: 2rem;
  font-weight: 700;
  line-height: 1.1;
  letter-spacing: -0.03em;
  margin-bottom: var(--space-sm);
}

@media (min-width: 640px) {
  .hero-title {
    font-size: 2.5rem;
    margin-bottom: var(--space-md);
  }
}

@media (min-width: 768px) {
  .hero-title {
    font-size: 3.5rem;
  }
}

@media (min-width: 1024px) {
  .hero-title {
    font-size: 4rem;
  }
}

.hero-price {
  font-size: 0.9375rem;
  line-height: 1.5;
  color: var(--color-muted);
  margin-bottom: var(--space-md);
}

@media (min-width: 640px) {
  .hero-price {
    font-size: 1.0625rem;
  }
}

@media (min-width: 768px) {
  .hero-price {
    font-size: 1.125rem;
    margin-bottom: var(--space-lg);
  }
}

@media (min-width: 1024px) {
  .hero-price {
    font-size: 1.25rem;
  }
}

.cta-button {
  display: inline-block;
  padding: 0.875rem 1.75rem;
  background: var(--color-ink);
  color: var(--color-white);
  font-size: 1rem;
  font-weight: 600;
  text-decoration: none;
  border-radius: 8px;
  transition: transform var(--transition-base), box-shadow var(--transition-base);
  box-shadow: 0 2px 4px rgba(17, 19, 21, 0.1);
}

@media (min-width: 640px) {
  .cta-button {
    padding: 1rem 2rem;
    font-size: 1.0625rem;
  }
}

.cta-button:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 16px rgba(17, 19, 21, 0.15);
}

.cta-button:focus {
  outline: 3px solid var(--color-accent);
  outline-offset: 2px;
}

.hero-image {
  display: flex;
  justify-content: flex-start;
  align-items: flex-end;
  position: relative;
  z-index: 1;
  grid-column: 1 / 3;
  grid-row: 1;
  height: 100%;
  min-height: 800px;
}

@media (max-width: 767px) {
  .hero-image {
    grid-column: 1;
    grid-row: 1;
    justify-content: center;
    align-items: flex-end;
    min-height: 300px;
  }
}

.hero-image img {
  height: 100%;
  max-height: 900px;
  width: auto;
  display: block;
  margin-left: -5%;
  object-fit: contain;
  object-position: bottom left;
}

@media (max-width: 767px) {
  .hero-image img {
    height: 300px;
    max-height: 400px;
    width: 100%;
    max-width: 350px;
    margin-left: 0;
    object-position: bottom center;
  }
}

@media (min-width: 480px) and (max-width: 767px) {
  .hero-image {
    min-height: 400px;
  }
  
  .hero-image img {
    height: 400px;
  }
}

/* ===================================
   Form Section
   =================================== */

.form-section {
  padding: var(--space-xl) 0;
  background: #FFFFFF;
}

@media (min-width: 768px) {
  .form-section {
    padding: var(--space-3xl) 0;
  }
}

.form-wrapper {
  max-width: 600px;
  margin: 0 auto;
}

.form-heading {
  font-size: 1.5rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: var(--space-sm);
}

@media (min-width: 640px) {
  .form-heading {
    font-size: 1.75rem;
  }
}

@media (min-width: 768px) {
  .form-heading {
    font-size: 2rem;
  }
}

.form-helper {
  font-size: 0.9375rem;
  color: var(--color-muted);
  margin-bottom: var(--space-lg);
}

@media (min-width: 640px) {
  .form-helper {
    font-size: 1rem;
  }
}

@media (min-width: 768px) {
  .form-helper {
    font-size: 1.0625rem;
    margin-bottom: var(--space-xl);
  }
}

.offer-form {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

@media (min-width: 640px) {
  .offer-form {
    gap: var(--space-lg);
  }
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
}

.form-group label {
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--color-ink);
}

.form-group input,
.form-group textarea {
  padding: 0.875rem 1rem;
  font-family: var(--font-system);
  font-size: 1rem;
  color: var(--color-ink);
  background: #FDF6EA;
  border: 2px solid rgba(17, 19, 21, 0.1);
  border-radius: 8px;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--color-accent);
  box-shadow: 0 0 0 3px rgba(24, 192, 122, 0.1);
}

.form-group input[aria-invalid="true"],
.form-group textarea[aria-invalid="true"] {
  border-color: var(--color-error);
}

.form-group textarea {
  resize: vertical;
  min-height: 80px;
}

.error-message {
  font-size: 0.875rem;
  color: var(--color-error);
  display: none;
}

.error-message.visible {
  display: block;
}

.char-counter {
  font-size: 0.8125rem;
  color: var(--color-muted);
  text-align: right;
}

/* Honeypot (hidden) */
.honeypot {
  position: absolute;
  left: -9999px;
  width: 1px;
  height: 1px;
  overflow: hidden;
}

.submit-button {
  padding: 0.875rem 1.75rem;
  font-family: var(--font-system);
  font-size: 1rem;
  font-weight: 600;
  color: var(--color-white);
  background: var(--color-ink);
  border: none;
  border-radius: 8px;
  cursor: pointer;
  transition: transform var(--transition-base), box-shadow var(--transition-base);
  box-shadow: 0 2px 4px rgba(17, 19, 21, 0.1);
  width: 100%;
}

@media (min-width: 640px) {
  .submit-button {
    padding: 1rem 2rem;
    font-size: 1.0625rem;
    width: auto;
  }
}

.submit-button:hover:not(:disabled) {
  transform: translateY(-3px);
  box-shadow: 0 8px 16px rgba(17, 19, 21, 0.15);
}

.submit-button:focus {
  outline: 3px solid var(--color-accent);
  outline-offset: 2px;
}

.submit-button:disabled {
  opacity: 0.6;
  cursor: not-allowed;
}

.form-status {
  padding: var(--space-md);
  border-radius: 8px;
  font-size: 0.9375rem;
  display: none;
}

.form-status.visible {
  display: block;
}

.form-status.success {
  background: rgba(24, 192, 122, 0.1);
  color: var(--color-accent);
  border: 1px solid var(--color-accent);
}

.form-status.error {
  background: rgba(239, 68, 68, 0.1);
  color: var(--color-error);
  border: 1px solid var(--color-error);
}

.privacy-note {
  font-size: 0.875rem;
  color: var(--color-muted);
  text-align: center;
  margin-top: var(--space-lg);
}

/* ===================================
   Footer
   =================================== */

.footer {
  padding: var(--space-xl) 0;
  text-align: center;
  border-top: 1px solid rgba(17, 19, 21, 0.08);
}

@media (min-width: 768px) {
  .footer {
    padding: var(--space-2xl) 0;
  }
}

.footer-tagline {
  font-size: 0.9375rem;
  font-style: italic;
  color: var(--color-muted);
  margin-bottom: var(--space-sm);
}

@media (min-width: 640px) {
  .footer-tagline {
    font-size: 1rem;
    margin-bottom: var(--space-md);
  }
}

@media (min-width: 768px) {
  .footer-tagline {
    font-size: 1.0625rem;
  }
}

.footer-nav {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: var(--space-sm);
  font-size: 0.9375rem;
}

.footer-nav a {
  color: var(--color-ink);
  text-decoration: none;
  transition: color var(--transition-fast);
}

.footer-nav a:hover {
  color: var(--color-accent);
}

.footer-nav a:focus {
  outline: 2px solid var(--color-accent);
  outline-offset: 2px;
  border-radius: 2px;
}

/* ===================================
   Accessibility
   =================================== */

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

/* High contrast mode support */
@media (prefers-contrast: high) {
  .status-chip {
    border: 2px solid var(--color-accent);
  }
  
  .cta-button,
  .submit-button {
    border: 2px solid var(--color-ink);
  }
}

/* Focus visible polyfill */
:focus:not(:focus-visible) {
  outline: none;
}

:focus-visible {
  outline: 3px solid var(--color-accent);
  outline-offset: 2px;
}

/* Touch target improvements for mobile */
@media (max-width: 767px) {
  /* Ensure minimum 44x44px touch targets */
  .cta-button,
  .submit-button,
  .footer-nav a {
    min-height: 44px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
  }
  
  /* Improve tap area for form inputs */
  .form-group input,
  .form-group textarea {
    font-size: 16px; /* Prevents iOS zoom on focus */
  }
}