/* Design tokens from design_system/tokens.json */
:root {
  /* Colors */
  --color-bg-base: #fdfcf8;
  --color-bg-elevated: #ffffff;
  --color-bg-muted: #eff5ec;
  --color-text-primary: #2b2b27;
  --color-text-secondary: #5f5e56;
  --color-text-inverse: #ffffff;
  --color-brand-primary: #2ab7a9;
  --color-brand-primary-hover: #24a094;
  --color-brand-secondary: #ff7a18;
  --color-brand-tertiary: #7c5cff;
  --color-brand-eco: #6fcf65;
  --color-brand-sky: #5bc3ff;
  --color-brand-berry: #ff5da2;
  --color-border-soft: rgba(23, 49, 36, 0.08);

  /* Typography */
  --font-display: "Space Grotesk", "Inter", -apple-system, BlinkMacSystemFont,
    "Segoe UI", sans-serif;
  --font-body: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI",
    sans-serif;
  --font-size-sm: 14px;
  --font-size-md: 16px;
  --font-size-lg: 18px;
  --font-size-xl: 20px;
  --font-size-2xl: 28px;
  --font-size-3xl: 36px;
  --font-size-4xl: 48px;
  --line-height-tight: 1.2;
  --line-height-normal: 1.5;
  --line-height-relaxed: 1.6;
  --font-weight-regular: 400;
  --font-weight-medium: 500;
  --font-weight-semibold: 600;

  /* Spacing */
  --space-1: 4px;
  --space-2: 8px;
  --space-3: 12px;
  --space-4: 16px;
  --space-5: 24px;
  --space-6: 32px;
  --space-7: 40px;
  --space-8: 48px;
  --space-9: 64px;

  /* Radius */
  --radius-sm: 8px;
  --radius-md: 16px;
  --radius-lg: 24px;
  --radius-pill: 999px;

  /* Shadow */
  --shadow-soft: 0 8px 24px rgba(23, 49, 36, 0.08);
  --shadow-lifted: 0 16px 32px rgba(23, 49, 36, 0.12);

  /* Motion */
  --motion-ease: cubic-bezier(0.16, 1, 0.3, 1);
  --motion-duration-fast: 120ms;
  --motion-duration-base: 180ms;

  /* Layout */
  --max-width: 1120px;
  --content-padding: var(--space-5);
}

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

html {
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-body);
  font-size: var(--font-size-md);
  line-height: var(--line-height-normal);
  color: var(--color-text-primary);
  background-color: var(--color-bg-base);
  min-height: 100vh;
}

/* Rainbow gradient bar at top of page */
body::before {
  content: "";
  display: block;
  height: 4px;
  background: linear-gradient(
    90deg,
    var(--color-brand-primary) 0%,
    var(--color-brand-sky) 20%,
    var(--color-brand-tertiary) 40%,
    var(--color-brand-berry) 60%,
    var(--color-brand-secondary) 80%,
    var(--color-brand-eco) 100%
  );
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

/* Utility */
.container {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--content-padding);
}

/* Buttons */
.btn-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-4) var(--space-6);
  background-color: var(--color-brand-primary);
  color: var(--color-text-inverse);
  font-family: var(--font-body);
  font-size: var(--font-size-md);
  font-weight: var(--font-weight-medium);
  text-decoration: none;
  border: none;
  border-radius: var(--radius-sm);
  box-shadow: var(--shadow-soft);
  cursor: pointer;
  transition:
    background-color var(--motion-duration-base) var(--motion-ease),
    box-shadow var(--motion-duration-base) var(--motion-ease),
    transform var(--motion-duration-base) var(--motion-ease);
}

.btn-primary:hover {
  background-color: var(--color-brand-primary-hover);
  box-shadow: var(--shadow-lifted);
  transform: translateY(-2px);
}

.btn-primary:active {
  transform: translateY(0);
}

.btn-large {
  padding: var(--space-5) var(--space-7);
  font-size: var(--font-size-lg);
  border-radius: var(--radius-md);
}

/* ============================================
   HEADER
   ============================================ */
.site-header {
  padding: var(--space-5) 0;
}

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

.logo {
  display: flex;
  align-items: center;
  text-decoration: none;
}

.logo-image {
  height: 32px;
  width: auto;
}

.logo-text {
  font-family: var(--font-display);
  font-size: 24px;
  font-weight: var(--font-weight-semibold);
  color: var(--color-text-primary);
  margin-left: var(--space-3);
}

.header-nav {
  display: flex;
  align-items: center;
  gap: var(--space-5);
}

.nav-link {
  display: none;
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  color: var(--color-text-secondary);
  text-decoration: none;
  transition: color var(--motion-duration-fast) var(--motion-ease);
}

@media (min-width: 640px) {
  .nav-link {
    display: block;
  }
}

.nav-link:hover {
  color: var(--color-text-primary);
}

.nav-link-active {
  color: var(--color-text-primary);
}

.header-cta {
  padding: var(--space-3) var(--space-5);
  font-size: var(--font-size-sm);
}

/* ============================================
   HERO SECTION
   ============================================ */
.hero {
  padding: var(--space-6) 0 var(--space-7);
}

.hero .container {
  display: flex;
  flex-direction: column;
  gap: var(--space-7);
}

.hero-content {
  text-align: center;
  max-width: 560px;
  margin: 0 auto;
}

.hero-title {
  font-family: var(--font-display);
  font-size: var(--font-size-3xl);
  font-weight: var(--font-weight-semibold);
  line-height: var(--line-height-tight);
  color: var(--color-text-primary);
  margin-bottom: var(--space-4);
}

.hero-subtitle {
  font-size: var(--font-size-lg);
  line-height: var(--line-height-relaxed);
  color: var(--color-text-secondary);
  margin-bottom: var(--space-6);
}

.hero-availability {
  margin-top: var(--space-6);
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  font-style: italic;
}

.hero-image {
  width: 100%;
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-soft);
}

.hero-image img {
  width: 100%;
  height: auto;
  object-fit: cover;
  aspect-ratio: 16 / 10;
}

/* Image placeholder styling */
.image-placeholder {
  background-color: var(--color-bg-muted);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-text-secondary);
  font-size: var(--font-size-sm);
  aspect-ratio: 16 / 10;
}

/* ============================================
   HOW IT WORKS SECTION
   ============================================ */
.how-it-works {
  padding: var(--space-9) 0;
  background-color: var(--color-bg-elevated);
}

.section-header {
  text-align: center;
  margin-bottom: var(--space-7);
}

.section-title {
  font-family: var(--font-display);
  font-size: var(--font-size-2xl);
  font-weight: var(--font-weight-semibold);
  color: var(--color-text-primary);
}

/* Steps scroll container */
.steps-scroll {
  display: flex;
  gap: var(--space-4);
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  scroll-padding: var(--content-padding);
  padding: var(--space-2) var(--content-padding);
  margin: 0 calc(-1 * var(--content-padding));
  -webkit-overflow-scrolling: touch;
  scrollbar-width: none;
}

.steps-scroll::-webkit-scrollbar {
  display: none;
}

.step-card {
  flex: 0 0 280px;
  scroll-snap-align: center;
  background-color: var(--color-bg-base);
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-soft);
}

.step-image {
  width: 100%;
  aspect-ratio: 4 / 3;
  overflow: hidden;
}

.step-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.step-image .image-placeholder {
  aspect-ratio: 4 / 3;
}

.step-content {
  padding: var(--space-5);
}

.step-number {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  background-color: var(--color-brand-primary);
  color: var(--color-text-inverse);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-semibold);
  border-radius: var(--radius-pill);
  margin-bottom: var(--space-3);
}

.step-title {
  font-family: var(--font-display);
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-semibold);
  color: var(--color-text-primary);
  margin-bottom: var(--space-2);
}

.step-description {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  line-height: var(--line-height-relaxed);
}

/* Scroll hint for mobile */
.scroll-hint {
  display: flex;
  justify-content: center;
  gap: var(--space-2);
  margin-top: var(--space-5);
}

.scroll-dot {
  width: 8px;
  height: 8px;
  border-radius: var(--radius-pill);
  background-color: var(--color-border-soft);
}

/* ============================================
   VALUE STRIP SECTION
   ============================================ */
.value-strip {
  padding: var(--space-8) 0;
  border-top: 1px solid var(--color-border-soft);
  border-bottom: 1px solid var(--color-border-soft);
}

.value-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-6);
  text-align: center;
}

.value-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-2);
}

.value-icon {
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: var(--color-bg-muted);
  border-radius: var(--radius-md);
  margin-bottom: var(--space-2);
}

.value-icon svg {
  width: 24px;
  height: 24px;
  color: var(--color-brand-primary);
}

.value-title {
  font-family: var(--font-display);
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-semibold);
  color: var(--color-text-primary);
}

.value-description {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
}

/* ============================================
   FINAL CTA SECTION
   ============================================ */
.final-cta {
  padding: var(--space-9) 0;
  text-align: center;
}

.final-cta-text {
  font-size: var(--font-size-xl);
  color: var(--color-text-secondary);
  max-width: 480px;
  margin: 0 auto var(--space-6);
  line-height: var(--line-height-relaxed);
}

.final-cta-text strong {
  color: var(--color-text-primary);
  font-weight: var(--font-weight-medium);
}

/* ============================================
   ABOUT PAGE
   ============================================ */
.about-page {
  padding: var(--space-8) 0 var(--space-9);
  min-height: 60vh;
}

.about-content {
  max-width: 600px;
}

.about-title {
  font-family: var(--font-display);
  font-size: var(--font-size-3xl);
  font-weight: var(--font-weight-semibold);
  color: var(--color-text-primary);
  margin-bottom: var(--space-6);
}

.about-text {
  font-size: var(--font-size-lg);
  line-height: var(--line-height-relaxed);
  color: var(--color-text-secondary);
  margin-bottom: var(--space-5);
}

.about-link {
  color: var(--color-brand-primary);
  text-decoration: none;
}

.about-link:hover {
  text-decoration: underline;
}

.btn-secondary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-3) var(--space-5);
  background-color: transparent;
  color: var(--color-text-secondary);
  font-family: var(--font-body);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  text-decoration: none;
  border: 1px solid var(--color-border-soft);
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition:
    border-color var(--motion-duration-base) var(--motion-ease),
    color var(--motion-duration-base) var(--motion-ease);
  margin-top: var(--space-6);
}

.btn-secondary:hover {
  border-color: var(--color-text-secondary);
  color: var(--color-text-primary);
}

/* ============================================
   FOOTER
   ============================================ */
.site-footer {
  padding: var(--space-6) 0;
  border-top: 1px solid var(--color-border-soft);
  text-align: center;
}

.footer-nav {
  margin-bottom: var(--space-4);
}

.footer-link {
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  color: var(--color-brand-primary);
  text-decoration: underline;
  text-underline-offset: 2px;
  transition: color var(--motion-duration-fast) var(--motion-ease);
}

.footer-link:hover {
  color: var(--color-brand-primary-hover);
}

.footer-text {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
}

/* ============================================
   RESPONSIVE - TABLET AND UP
   ============================================ */
@media (min-width: 640px) {
  :root {
    --content-padding: var(--space-6);
  }

  .hero-title {
    font-size: var(--font-size-4xl);
  }

  .hero-subtitle {
    font-size: var(--font-size-xl);
  }

  .value-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-7);
  }

  .step-card {
    flex: 0 0 300px;
  }
}

/* ============================================
   RESPONSIVE - DESKTOP
   ============================================ */
@media (min-width: 1024px) {
  :root {
    --content-padding: var(--space-8);
  }

  .hero .container {
    flex-direction: row;
    align-items: center;
    gap: var(--space-9);
  }

  .hero-content {
    flex: 1;
    text-align: left;
    margin: 0;
  }

  .hero-image {
    flex: 1.2;
  }

  /* Steps become a row on desktop */
  .steps-scroll {
    overflow-x: visible;
    justify-content: center;
    margin: 0;
    padding: var(--space-2) 0;
  }

  .step-card {
    flex: 0 1 260px;
  }

  .scroll-hint {
    display: none;
  }
}