@import url("https://fonts.googleapis.com/css2?family=JetBrains+Mono:wght@400;500;600;700&family=Inter:wght@400;500;600;700;800&display=swap");

/* ============================================================
   DESIGN TOKENS — mirrors frontend/src/index.css exactly
   ============================================================ */
:root {
  --radius: 0.5rem;
  --radius-sm: calc(var(--radius) - 4px);
  --radius-md: calc(var(--radius) - 2px);
  --radius-lg: var(--radius);
  --radius-xl: calc(var(--radius) + 4px);

  /* Brand palette */
  --green-50: #e7f5ee;
  --green-100: #c5e8d5;
  --green-200: #93d3b0;
  --green-300: #5fbc8b;
  --green-400: #34a26b;
  --green-500: #1f8a56;
  --green-600: #1a7a4a;
  --green-700: #15633c;
  --green-800: #114f30;
  --green-900: #0c3a23;

  --blue-50: #e0f4fe;
  --blue-100: #b8e8fd;
  --blue-200: #7dd3fc;
  --blue-300: #38bdf8;
  --blue-400: #0ea5e9;
  --blue-500: #0284c7;
  --blue-600: #0369a1;

  /* App semantic tokens */
  --background: oklch(0.985 0.002 152);
  --foreground: oklch(0.15 0.02 152);
  --card: oklch(1 0 0);
  --card-foreground: oklch(0.15 0.02 152);
  --primary: #1a7a4a;
  --primary-dark: #0c3a23;
  --primary-light: #e7f5ee;
  --primary-foreground: #ffffff;
  --secondary: oklch(0.94 0.02 152);
  --muted: oklch(0.94 0.01 152);
  --muted-foreground: #64748b;
  --border: oklch(0.88 0.015 152);
  --accent: #0ea5e9;

  /* Grade colors */
  --grade-aaa-bg: #d1fae5;
  --grade-aaa-fg: #065f46;
  --grade-a-bg: #c5e8d5;
  --grade-a-fg: #114f30;
  --grade-b-bg: #ecfccb;
  --grade-b-fg: #4d7c0f;
  --grade-c-bg: #fef9c3;
  --grade-c-fg: #a16207;
  --grade-d-bg: #ffedd5;
  --grade-d-fg: #c2410c;
  --grade-e-bg: #fee2e2;
  --grade-e-fg: #b91c1c;
  --grade-f-bg: #fecaca;
  --grade-f-fg: #7f1d1d;

  /* Category accents */
  --cat-security: #ef4444;
  --cat-reliability: #0ea5e9;
  --cat-performance: #1a7a4a;
  --cat-energy: #f59e0b;
  --cat-maintainability: #64748b;

  /* Shadows */
  --shadow-xs: 0 1px 2px 0 rgba(15, 23, 42, 0.05);
  --shadow-sm: 0 1px 3px 0 rgba(15, 23, 42, 0.08), 0 1px 2px -1px rgba(15, 23, 42, 0.06);
  --shadow-md: 0 4px 12px -2px rgba(15, 23, 42, 0.1), 0 2px 6px -2px rgba(15, 23, 42, 0.06);
  --shadow-lg: 0 12px 28px -8px rgba(15, 23, 42, 0.16), 0 6px 12px -6px rgba(15, 23, 42, 0.08);
  --shadow-focus: 0 0 0 3px rgba(26, 122, 74, 0.3);
  --glow-primary: 0 4px 16px -4px rgba(26, 122, 74, 0.45);

  /* Motion */
  --ease-standard: cubic-bezier(0.2, 0, 0, 1);
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-in-out: cubic-bezier(0.65, 0, 0.35, 1);
  --duration-fast: 120ms;
  --duration-normal: 180ms;
  --duration-slow: 300ms;

  /* Typography */
  --font-sans: "Inter", system-ui, -apple-system, sans-serif;
  --font-mono: "JetBrains Mono", ui-monospace, "SF Mono", Menlo, Consolas, monospace;
}

/* ============================================================
   RESET & BASE
   ============================================================ */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-sans);
  font-size: 1rem;
  line-height: 1.6;
  color: var(--foreground);
  background-color: var(--background);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

img { display: block; max-width: 100%; }
a { color: inherit; }

/* ============================================================
   LAYOUT
   ============================================================ */
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

.container--narrow {
  max-width: 800px;
}

/* ============================================================
   NAVIGATION
   ============================================================ */
.nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(244, 249, 246, 0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
}

.nav__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 3.5rem;
  gap: 1.5rem;
}

.nav__logo {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  text-decoration: none;
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 1.1rem;
  color: var(--primary);
  letter-spacing: -0.01em;
  flex-shrink: 0;
}

.nav__logo svg {
  flex-shrink: 0;
}

.nav__links {
  display: flex;
  align-items: center;
  gap: 0.25rem;
  margin-left: auto;
}

.nav__link {
  font-size: 0.875rem;
  font-weight: 500;
  text-decoration: none;
  color: var(--muted-foreground);
  padding: 0.375rem 0.75rem;
  border-radius: var(--radius-md);
  transition: color var(--duration-fast) var(--ease-standard),
              background var(--duration-fast) var(--ease-standard);
}

.nav__link:hover {
  color: var(--foreground);
  background: var(--green-50);
}

/* ============================================================
   BUTTONS
   ============================================================ */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  font-family: var(--font-sans);
  font-size: 0.875rem;
  font-weight: 600;
  line-height: 1;
  text-decoration: none;
  border: 1.5px solid transparent;
  border-radius: var(--radius-md);
  padding: 0.5625rem 1.125rem;
  cursor: pointer;
  transition:
    background var(--duration-fast) var(--ease-standard),
    box-shadow var(--duration-fast) var(--ease-standard),
    transform var(--duration-fast) var(--ease-standard),
    border-color var(--duration-fast) var(--ease-standard),
    color var(--duration-fast) var(--ease-standard);
  white-space: nowrap;
}

.btn:hover { transform: translateY(-1px); }
.btn:active { transform: translateY(0); }

.btn--primary {
  background: var(--primary);
  color: #fff;
  border-color: var(--primary);
  box-shadow: var(--shadow-sm), var(--glow-primary);
}

.btn--primary:hover {
  background: var(--green-700);
  border-color: var(--green-700);
  box-shadow: var(--shadow-md), 0 6px 20px -4px rgba(26, 122, 74, 0.5);
}

.btn--outline {
  background: transparent;
  color: var(--primary);
  border-color: var(--green-300);
}

.btn--outline:hover {
  background: var(--green-50);
  border-color: var(--primary);
  box-shadow: var(--shadow-sm);
}

.btn--ghost {
  background: transparent;
  color: var(--muted-foreground);
  border-color: transparent;
}

.btn--ghost:hover {
  background: var(--green-50);
  color: var(--foreground);
}

.btn--lg {
  font-size: 1rem;
  padding: 0.75rem 1.75rem;
  border-radius: var(--radius-lg);
}

.btn--sm {
  font-size: 0.8125rem;
  padding: 0.375rem 0.875rem;
}

/* ============================================================
   HERO
   ============================================================ */
.hero {
  padding: clamp(4rem, 8vw, 7rem) 0 clamp(3rem, 6vw, 5rem);
  background:
    radial-gradient(ellipse 80% 60% at 50% -10%, rgba(26, 122, 74, 0.08) 0%, transparent 70%),
    var(--background);
  overflow: hidden;
}

.hero__inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(2rem, 5vw, 4rem);
  align-items: center;
}

.hero__eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--primary);
  background: var(--green-50);
  border: 1px solid var(--green-200);
  padding: 0.25rem 0.75rem;
  border-radius: 100px;
  margin-bottom: 1.25rem;
}

.hero__headline {
  font-size: clamp(2.25rem, 4.5vw, 3.5rem);
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -0.03em;
  color: var(--foreground);
  margin-bottom: 1.25rem;
}

.hero__headline span {
  color: var(--primary);
}

.hero__sub {
  font-size: clamp(1rem, 1.5vw, 1.125rem);
  color: var(--muted-foreground);
  max-width: 44ch;
  margin-bottom: 2rem;
  line-height: 1.7;
}

.hero__actions {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  flex-wrap: wrap;
}

.hero__visual {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 0.875rem;
}

.hero__badge-row {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 0.25rem;
}

.hero__code-card {
  background: var(--green-900);
  border-radius: var(--radius-xl);
  padding: 1.25rem 1.5rem;
  box-shadow: var(--shadow-lg), 0 0 0 1px rgba(255,255,255,0.04);
  overflow: hidden;
  position: relative;
}

.hero__code-card::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(26, 122, 74, 0.12) 0%, transparent 60%);
  pointer-events: none;
}

.hero__code-header {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 1rem;
  padding-bottom: 0.75rem;
  border-bottom: 1px solid rgba(255,255,255,0.08);
}

.hero__dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
}

.hero__dot--red { background: #ff5f57; }
.hero__dot--yellow { background: #febc2e; }
.hero__dot--green { background: #28c840; }

.hero__code-filename {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: rgba(255,255,255,0.45);
  margin-left: 0.25rem;
}

.hero__code-body {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  line-height: 1.75;
  color: rgba(255,255,255,0.75);
  white-space: pre;
  overflow-x: auto;
}

.hero__code-body .token-key { color: #7dd3fc; }
.hero__code-body .token-val { color: #bef264; }
.hero__code-body .token-str { color: #f9a8d4; }
.hero__code-body .token-comment { color: rgba(255,255,255,0.35); font-style: italic; }
.hero__code-body .token-num { color: #fde68a; }

.hero__result-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  padding: 1rem 1.25rem;
  box-shadow: var(--shadow-md);
  display: flex;
  align-items: center;
  gap: 1rem;
}

.hero__result-icon {
  flex-shrink: 0;
  width: 2.5rem;
  height: 2.5rem;
  border-radius: var(--radius-md);
  background: var(--grade-aaa-bg);
  color: var(--grade-aaa-fg);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-mono);
  font-size: 0.875rem;
  font-weight: 700;
}

.hero__result-text {
  flex: 1;
  min-width: 0;
}

.hero__result-title {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--foreground);
}

.hero__result-sub {
  font-size: 0.75rem;
  color: var(--muted-foreground);
  margin-top: 0.125rem;
}

/* ============================================================
   SECTIONS
   ============================================================ */
.section {
  padding: clamp(3.5rem, 7vw, 6rem) 0;
}

.section--alt {
  background: var(--green-50);
  border-top: 1px solid var(--green-100);
  border-bottom: 1px solid var(--green-100);
}

.section--dark {
  background: var(--green-900);
  color: #fff;
}

.section__label {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--primary);
  background: var(--green-50);
  border: 1px solid var(--green-200);
  padding: 0.2rem 0.7rem;
  border-radius: 100px;
  margin-bottom: 1rem;
}

.section--dark .section__label {
  color: var(--green-300);
  background: rgba(26, 122, 74, 0.2);
  border-color: rgba(95, 188, 139, 0.3);
}

.section__heading {
  font-size: clamp(1.75rem, 3vw, 2.5rem);
  font-weight: 800;
  letter-spacing: -0.025em;
  line-height: 1.15;
  color: var(--foreground);
  margin-bottom: 0.875rem;
}

.section--dark .section__heading {
  color: #fff;
}

.section__sub {
  font-size: 1.0625rem;
  color: var(--muted-foreground);
  max-width: 52ch;
  line-height: 1.7;
}

.section--dark .section__sub {
  color: rgba(255,255,255,0.65);
}

.section__header {
  margin-bottom: clamp(2rem, 4vw, 3rem);
}

.section__header--center {
  text-align: center;
}

.section__header--center .section__sub {
  margin: 0 auto;
}

/* ============================================================
   PROBLEM / STAT CARDS
   ============================================================ */
.problem-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1.25rem;
}

.stat-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  padding: 1.5rem;
  box-shadow: var(--shadow-sm);
  transition: box-shadow var(--duration-normal) var(--ease-standard),
              transform var(--duration-normal) var(--ease-standard);
}

.stat-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}

.stat-card__num {
  font-family: var(--font-mono);
  font-size: 2.25rem;
  font-weight: 700;
  color: var(--primary);
  line-height: 1;
  margin-bottom: 0.5rem;
}

.stat-card__label {
  font-size: 1rem;
  font-weight: 600;
  color: var(--foreground);
  margin-bottom: 0.375rem;
}

.stat-card__desc {
  font-size: 0.875rem;
  color: var(--muted-foreground);
  line-height: 1.55;
}

/* ============================================================
   HOW IT WORKS
   ============================================================ */
.steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  position: relative;
}

.steps::before {
  content: "";
  position: absolute;
  top: 2rem;
  left: calc(33.333% + 0.5rem);
  right: calc(33.333% + 0.5rem);
  height: 1px;
  background: linear-gradient(90deg, var(--green-300), var(--green-300));
  border-top: 1px dashed var(--green-300);
}

.step {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  position: relative;
}

.step__num {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 4rem;
  height: 4rem;
  border-radius: 50%;
  background: var(--primary);
  color: #fff;
  font-family: var(--font-mono);
  font-size: 1.25rem;
  font-weight: 700;
  box-shadow: var(--shadow-md), var(--glow-primary);
  flex-shrink: 0;
  position: relative;
  z-index: 1;
}

.step__title {
  font-size: 1.0625rem;
  font-weight: 700;
  color: var(--foreground);
}

.step__desc {
  font-size: 0.9375rem;
  color: var(--muted-foreground);
  line-height: 1.6;
}

/* ============================================================
   PILLARS
   ============================================================ */
.pillars-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 1rem;
}

.pillar-card {
  display: flex;
  flex-direction: column;
  gap: 0.875rem;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  padding: 1.5rem 1.25rem;
  box-shadow: var(--shadow-xs);
  transition: box-shadow var(--duration-normal) var(--ease-standard),
              transform var(--duration-normal) var(--ease-standard),
              border-color var(--duration-normal) var(--ease-standard);
  position: relative;
  overflow: hidden;
}

.pillar-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  border-radius: var(--radius-xl) var(--radius-xl) 0 0;
}

.pillar-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-3px);
}

.pillar-card--security { border-top-color: var(--cat-security); }
.pillar-card--security::before { background: var(--cat-security); }
.pillar-card--security .pillar-card__icon { color: var(--cat-security); background: #fee2e2; }

.pillar-card--reliability { border-top-color: var(--cat-reliability); }
.pillar-card--reliability::before { background: var(--cat-reliability); }
.pillar-card--reliability .pillar-card__icon { color: var(--cat-reliability); background: #e0f4fe; }

.pillar-card--performance { border-top-color: var(--cat-performance); }
.pillar-card--performance::before { background: var(--cat-performance); }
.pillar-card--performance .pillar-card__icon { color: var(--cat-performance); background: var(--green-50); }

.pillar-card--energy { border-top-color: var(--cat-energy); }
.pillar-card--energy::before { background: var(--cat-energy); }
.pillar-card--energy .pillar-card__icon { color: var(--cat-energy); background: #fef3c7; }

.pillar-card--maintainability { border-top-color: var(--cat-maintainability); }
.pillar-card--maintainability::before { background: var(--cat-maintainability); }
.pillar-card--maintainability .pillar-card__icon { color: var(--cat-maintainability); background: #f1f5f9; }

.pillar-card__icon {
  width: 2.5rem;
  height: 2.5rem;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.pillar-card__title {
  font-size: 0.9375rem;
  font-weight: 700;
  color: var(--foreground);
}

.pillar-card__desc {
  font-size: 0.8125rem;
  color: var(--muted-foreground);
  line-height: 1.55;
  flex: 1;
}

/* ============================================================
   GRADE SYSTEM
   ============================================================ */
.grades-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1rem;
}

.grade-row {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  padding: 1rem 1.25rem;
  border-radius: var(--radius-xl);
  background: var(--card);
  border: 1px solid var(--border);
  box-shadow: var(--shadow-xs);
  transition: box-shadow var(--duration-normal) var(--ease-standard);
}

.grade-row:hover {
  box-shadow: var(--shadow-sm);
}

.grade-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-mono);
  font-weight: 700;
  border-radius: var(--radius-md);
  flex-shrink: 0;
  line-height: 1;
}

.grade-badge--lg {
  width: 3.5rem;
  height: 3.5rem;
  font-size: 1rem;
  border-radius: var(--radius-lg);
}

.grade-badge--sm {
  width: 2rem;
  height: 2rem;
  font-size: 0.7rem;
}

.grade-badge--xl {
  width: 5rem;
  height: 5rem;
  font-size: 1.5rem;
  border-radius: var(--radius-xl);
}

.grade-badge--aaa { background: var(--grade-aaa-bg); color: var(--grade-aaa-fg); }
.grade-badge--a   { background: var(--grade-a-bg);   color: var(--grade-a-fg); }
.grade-badge--b   { background: var(--grade-b-bg);   color: var(--grade-b-fg); }
.grade-badge--c   { background: var(--grade-c-bg);   color: var(--grade-c-fg); }
.grade-badge--d   { background: var(--grade-d-bg);   color: var(--grade-d-fg); }
.grade-badge--e   { background: var(--grade-e-bg);   color: var(--grade-e-fg); }
.grade-badge--f   { background: var(--grade-f-bg);   color: var(--grade-f-fg); }

.grade-row__info {}

.grade-row__title {
  font-size: 0.9375rem;
  font-weight: 700;
  color: var(--foreground);
  margin-bottom: 0.25rem;
}

.grade-row__desc {
  font-size: 0.8125rem;
  color: var(--muted-foreground);
  line-height: 1.5;
}

.grades-showcase {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.625rem;
  flex-wrap: wrap;
  margin-bottom: 2.5rem;
}

/* ============================================================
   PRICING
   ============================================================ */
.pricing-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.25rem;
  align-items: start;
}

.pricing-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  padding: 1.5rem;
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
  transition: box-shadow var(--duration-normal) var(--ease-standard),
              transform var(--duration-normal) var(--ease-standard);
}

.pricing-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}

.pricing-card--featured {
  border-color: var(--primary);
  box-shadow: var(--shadow-md), 0 0 0 1px var(--primary);
  position: relative;
}

.pricing-card--featured::before {
  content: "Most Popular";
  position: absolute;
  top: -0.75rem;
  left: 50%;
  transform: translateX(-50%);
  background: var(--primary);
  color: #fff;
  font-family: var(--font-mono);
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 0.2rem 0.7rem;
  border-radius: 100px;
  white-space: nowrap;
}

.pricing-card__tier {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--muted-foreground);
}

.pricing-card__price {
  display: flex;
  align-items: baseline;
  gap: 0.25rem;
}

.pricing-card__amount {
  font-size: 2rem;
  font-weight: 800;
  color: var(--foreground);
  letter-spacing: -0.03em;
  line-height: 1;
}

.pricing-card__period {
  font-size: 0.875rem;
  color: var(--muted-foreground);
}

.pricing-card__desc {
  font-size: 0.875rem;
  color: var(--muted-foreground);
  line-height: 1.55;
}

.pricing-card__features {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.pricing-card__feature {
  display: flex;
  align-items: flex-start;
  gap: 0.5rem;
  font-size: 0.875rem;
  color: var(--foreground);
  line-height: 1.45;
}

.pricing-card__feature::before {
  content: "✓";
  color: var(--primary);
  font-weight: 700;
  flex-shrink: 0;
  margin-top: 0.05em;
}

.pricing-card__cta {
  margin-top: auto;
}

.pricing-see-all {
  text-align: center;
  margin-top: 2rem;
}

.pricing-see-all a {
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--primary);
  text-decoration: none;
  border-bottom: 1.5px solid var(--green-300);
  padding-bottom: 0.1rem;
  transition: border-color var(--duration-fast) var(--ease-standard);
}

.pricing-see-all a:hover {
  border-color: var(--primary);
}

/* ============================================================
   CTA SECTION
   ============================================================ */
.cta-section {
  background: var(--green-900);
  padding: clamp(3.5rem, 7vw, 6rem) 0;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.cta-section::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 60% 80% at 50% 100%, rgba(26, 122, 74, 0.35) 0%, transparent 70%);
  pointer-events: none;
}

.cta-section .container {
  position: relative;
}

.cta__headline {
  font-size: clamp(1.75rem, 3.5vw, 2.75rem);
  font-weight: 800;
  color: #fff;
  letter-spacing: -0.025em;
  line-height: 1.15;
  margin-bottom: 1rem;
}

.cta__sub {
  font-size: 1.0625rem;
  color: rgba(255,255,255,0.65);
  max-width: 46ch;
  margin: 0 auto 2rem;
  line-height: 1.6;
}

.cta__actions {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
  flex-wrap: wrap;
}

.btn--white {
  background: #fff;
  color: var(--green-900);
  border-color: #fff;
  font-weight: 700;
}

.btn--white:hover {
  background: var(--green-50);
  border-color: var(--green-50);
}

.btn--outline-white {
  background: transparent;
  color: rgba(255,255,255,0.85);
  border-color: rgba(255,255,255,0.3);
}

.btn--outline-white:hover {
  background: rgba(255,255,255,0.08);
  border-color: rgba(255,255,255,0.5);
  color: #fff;
}

/* ============================================================
   FOOTER
   ============================================================ */
.footer {
  background: var(--card);
  border-top: 1px solid var(--border);
  padding: 2.5rem 0;
}

.footer__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  flex-wrap: wrap;
}

.footer__logo {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 0.9375rem;
  color: var(--primary);
  text-decoration: none;
}

.footer__copy {
  font-size: 0.8125rem;
  color: var(--muted-foreground);
}

.footer__links {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  flex-wrap: wrap;
}

.footer__link {
  font-size: 0.8125rem;
  color: var(--muted-foreground);
  text-decoration: none;
  transition: color var(--duration-fast) var(--ease-standard);
}

.footer__link:hover {
  color: var(--primary);
}

/* ============================================================
   LEGAL / PROSE PAGES
   ============================================================ */
.prose-page {
  padding: clamp(3rem, 6vw, 5rem) 0;
}

.prose-page__header {
  margin-bottom: 3rem;
  padding-bottom: 1.5rem;
  border-bottom: 1px solid var(--border);
}

.prose-page__title {
  font-size: clamp(1.75rem, 3.5vw, 2.5rem);
  font-weight: 800;
  letter-spacing: -0.025em;
  color: var(--foreground);
  margin-bottom: 0.5rem;
}

.prose-page__meta {
  font-size: 0.875rem;
  color: var(--muted-foreground);
}

.prose {
  display: flex;
  flex-direction: column;
  gap: 2rem;
}

.prose h2 {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--foreground);
  margin-bottom: 0.75rem;
  padding-top: 0.5rem;
  border-top: 1px solid var(--border);
}

.prose h2:first-of-type {
  border-top: none;
  padding-top: 0;
}

.prose p {
  font-size: 0.9375rem;
  color: var(--foreground);
  line-height: 1.75;
  margin-bottom: 0.75rem;
}

.prose ul, .prose ol {
  padding-left: 1.5rem;
  margin-bottom: 0.75rem;
}

.prose li {
  font-size: 0.9375rem;
  color: var(--foreground);
  line-height: 1.7;
  margin-bottom: 0.35rem;
}

.prose strong {
  font-weight: 600;
  color: var(--foreground);
}

.prose a {
  color: var(--primary);
  text-decoration: underline;
  text-underline-offset: 2px;
}

.prose a:hover {
  color: var(--green-700);
}

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

/* ============================================================
   PRICING FULL PAGE
   ============================================================ */
.pricing-hero {
  text-align: center;
  padding: clamp(3rem, 6vw, 5rem) 0 clamp(2rem, 4vw, 3rem);
  background:
    radial-gradient(ellipse 80% 60% at 50% -10%, rgba(26, 122, 74, 0.08) 0%, transparent 70%),
    var(--background);
}

.pricing-full-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 1rem;
  align-items: start;
  margin-bottom: 4rem;
}

.pricing-full-grid .pricing-card--oss {
  background: var(--green-50);
  border-color: var(--green-300);
}

.comparison-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.875rem;
  margin-bottom: 3rem;
}

.comparison-table th {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted-foreground);
  padding: 0.75rem 1rem;
  text-align: left;
  border-bottom: 2px solid var(--border);
  white-space: nowrap;
}

.comparison-table th:first-child {
  width: 40%;
}

.comparison-table td {
  padding: 0.75rem 1rem;
  border-bottom: 1px solid var(--border);
  color: var(--foreground);
  vertical-align: middle;
}

.comparison-table tr:last-child td {
  border-bottom: none;
}

.comparison-table tr:hover td {
  background: var(--green-50);
}

.comparison-table .check {
  color: var(--primary);
  font-weight: 700;
}

.comparison-table .dash {
  color: var(--muted-foreground);
}

.comparison-table .section-row td {
  font-weight: 700;
  font-size: 0.8125rem;
  background: var(--muted);
  color: var(--muted-foreground);
  padding: 0.5rem 1rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.faq-list {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  max-width: 720px;
  margin: 0 auto;
}

.faq-item {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  padding: 1.25rem 1.5rem;
}

.faq-item__q {
  font-size: 1rem;
  font-weight: 700;
  color: var(--foreground);
  margin-bottom: 0.625rem;
}

.faq-item__a {
  font-size: 0.9375rem;
  color: var(--muted-foreground);
  line-height: 1.65;
}

/* ============================================================
   UTILITIES
   ============================================================ */
.text-center { text-align: center; }
.text-mono { font-family: var(--font-mono); }
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border-width: 0;
}

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 1100px) {
  .pillars-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .pricing-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .pricing-full-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (max-width: 900px) {
  .hero__inner {
    grid-template-columns: 1fr;
  }

  .hero__visual {
    order: -1;
  }

  .steps {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

  .steps::before {
    display: none;
  }

  .pillars-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 640px) {
  .nav__links .btn--outline {
    display: none;
  }

  .pillars-grid {
    grid-template-columns: 1fr;
  }

  .pricing-grid {
    grid-template-columns: 1fr;
  }

  .pricing-full-grid {
    grid-template-columns: 1fr;
  }

  .footer__inner {
    flex-direction: column;
    align-items: flex-start;
    gap: 1rem;
  }

  .comparison-table {
    font-size: 0.75rem;
  }

  .comparison-table th,
  .comparison-table td {
    padding: 0.5rem 0.625rem;
  }
}