/* ==========================================================================
   LifeCircle by GoEnhanced - Design System Baseline
   WCAG AA/AAA Accessible, Clean, Calm, Human, Reusable
   ========================================================================== */

:root {
  /* Color Palette - Warm, Trustworthy, Restrained */
  --color-bg: #fcfcfb;
  --color-bg-alt: #f4f5f1;
  --color-surface: #ffffff;
  --color-surface-hover: #fafafa;
  --color-border: #e2e5dc;
  --color-border-light: #ecefe6;

  /* Typography Colors */
  --color-text: #1a2228;
  --color-text-muted: #4e5b66;
  --color-text-light: #6e7c87;

  /* Primary Brand - Deep Forest / Sage */
  --color-primary: #1d463e;
  --color-primary-hover: #14322c;
  --color-primary-light: #e8f0ec;
  --color-primary-text: #ffffff;

  /* Secondary Accent - Warm Earth / Sand */
  --color-accent: #c48b48;
  --color-accent-light: #fbf5ee;

  /* Readiness State Badges */
  --state-ready-text: #1d5939;
  --state-ready-bg: #eaf5ee;
  --state-ready-border: #c3e2cd;

  --state-fragile-text: #8c5307;
  --state-fragile-bg: #fdf6ea;
  --state-fragile-border: #fae1b8;

  --state-review-text: #962a2a;
  --state-review-bg: #fdf0f0;
  --state-review-border: #f7cccc;

  /* Typography */
  --font-main: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --font-serif: "Merriweather", Georgia, Cambria, "Times New Roman", Times, serif;
  
  --text-xs: 0.8125rem; /* 13px */
  --text-sm: 0.9375rem; /* 15px */
  --text-base: 1.0625rem; /* 17px */
  --text-md: 1.1875rem; /* 19px */
  --text-lg: 1.375rem; /* 22px */
  --text-xl: 1.625rem; /* 26px */
  --text-2xl: 2.125rem; /* 34px */
  --text-3xl: 2.75rem; /* 44px */

  --leading-tight: 1.25;
  --leading-normal: 1.55;
  --leading-relaxed: 1.7;

  /* Spacing Scale */
  --space-2xs: 0.25rem;  /* 4px */
  --space-xs: 0.5rem;    /* 8px */
  --space-sm: 0.75rem;   /* 12px */
  --space-md: 1rem;      /* 16px */
  --space-lg: 1.5rem;    /* 24px */
  --space-xl: 2rem;      /* 32px */
  --space-2xl: 3rem;     /* 48px */
  --space-3xl: 4.5rem;   /* 72px */
  --space-4xl: 6rem;     /* 96px */

  /* Layout */
  --container-max: 1200px;
  --container-narrow: 840px;
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --radius-pill: 9999px;

  /* Subtle Shadows */
  --shadow-sm: 0 1px 3px rgba(26, 34, 40, 0.05);
  --shadow-md: 0 4px 14px rgba(26, 34, 40, 0.07);
  --shadow-lg: 0 10px 30px rgba(26, 34, 40, 0.09);

  /* Accessible Focus Ring */
  --focus-ring: 3px solid var(--color-primary);
  --focus-offset: 3px;
}

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

html {
  font-size: 16px;
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-main);
  font-size: var(--text-base);
  line-height: var(--leading-relaxed);
  color: var(--color-text);
  background-color: var(--color-bg);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

/* Accessibility Focus States */
:focus-visible {
  outline: var(--focus-ring);
  outline-offset: var(--focus-offset);
}

/* Skip link for screen reader and keyboard users */
.skip-link {
  position: absolute;
  top: -100px;
  left: 1rem;
  background: var(--color-primary);
  color: #fff;
  padding: 0.75rem 1.25rem;
  font-weight: 600;
  border-radius: var(--radius-sm);
  z-index: 9999;
  transition: top 0.2s;
  text-decoration: none;
}
.skip-link:focus {
  top: 1rem;
}

/* Typography elements */
h1, h2, h3, h4, h5, h6 {
  color: var(--color-text);
  line-height: var(--leading-tight);
  font-weight: 700;
  letter-spacing: -0.015em;
}

h1 {
  font-size: clamp(2.1rem, 4vw, var(--text-3xl));
  margin-bottom: var(--space-md);
}

h2 {
  font-size: clamp(1.65rem, 3vw, var(--text-2xl));
  margin-bottom: var(--space-md);
}

h3 {
  font-size: var(--text-xl);
  margin-bottom: var(--space-sm);
}

p {
  margin-bottom: var(--space-md);
}

p.lead {
  font-size: var(--text-md);
  color: var(--color-text-muted);
  line-height: var(--leading-relaxed);
}

a {
  color: var(--color-primary);
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
  transition: color 0.15s ease;
}

a:hover {
  color: var(--color-primary-hover);
}

img, svg {
  max-width: 100%;
  height: auto;
  vertical-align: middle;
}

/* Containers */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin-left: auto;
  margin-right: auto;
  padding-left: var(--space-lg);
  padding-right: var(--space-lg);
}

.container-narrow {
  max-width: var(--container-narrow);
}

/* Section Wrapper */
.section {
  padding-top: var(--space-3xl);
  padding-bottom: var(--space-3xl);
}

.section-alt {
  background-color: var(--color-bg-alt);
  border-top: 1px solid var(--color-border-light);
  border-bottom: 1px solid var(--color-border-light);
}

.section-header {
  text-align: center;
  max-width: 760px;
  margin-left: auto;
  margin-right: auto;
  margin-bottom: var(--space-2xl);
}

.section-eyebrow {
  display: inline-block;
  font-size: var(--text-xs);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-primary);
  margin-bottom: var(--space-xs);
  background-color: var(--color-primary-light);
  padding: 0.3rem 0.75rem;
  border-radius: var(--radius-pill);
}

/* --------------------------------------------------------------------------
   Buttons & Interactive Elements
   -------------------------------------------------------------------------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-xs);
  min-height: 48px;
  padding: 0.75rem 1.625rem;
  font-size: var(--text-base);
  font-weight: 600;
  border-radius: var(--radius-pill);
  cursor: pointer;
  text-decoration: none;
  border: 1px solid transparent;
  transition: all 0.18s ease;
  white-space: nowrap;
}

.btn-primary {
  background-color: var(--color-primary);
  color: var(--color-primary-text);
  border-color: var(--color-primary);
}
.btn-primary:hover {
  background-color: var(--color-primary-hover);
  border-color: var(--color-primary-hover);
  color: #ffffff;
  box-shadow: var(--shadow-md);
}

.btn-secondary {
  background-color: transparent;
  color: var(--color-primary);
  border-color: var(--color-primary);
}
.btn-secondary:hover {
  background-color: var(--color-primary-light);
  color: var(--color-primary-hover);
}

.btn-outline-subtle {
  background-color: var(--color-surface);
  color: var(--color-text);
  border-color: var(--color-border);
}
.btn-outline-subtle:hover {
  background-color: var(--color-bg-alt);
  border-color: var(--color-text-muted);
}

.btn-sm {
  min-height: 38px;
  padding: 0.4rem 1rem;
  font-size: var(--text-sm);
}

/* --------------------------------------------------------------------------
   Header & Navigation
   -------------------------------------------------------------------------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background-color: rgba(252, 252, 251, 0.96);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--color-border);
  transition: background-color 0.2s ease;
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 76px;
}

.brand-wrapper {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  text-decoration: none;
}

.brand-icon {
  width: 36px;
  height: 36px;
  color: var(--color-primary);
}

.brand-text {
  display: flex;
  flex-direction: column;
}

.brand-title {
  font-size: 1.3rem;
  font-weight: 800;
  color: var(--color-text);
  letter-spacing: -0.02em;
  line-height: 1.1;
}

.brand-subtitle {
  font-size: 0.725rem;
  font-weight: 600;
  color: var(--color-text-muted);
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.nav-links {
  display: flex;
  align-items: center;
  list-style: none;
  gap: var(--space-lg);
}

.nav-link {
  color: var(--color-text);
  text-decoration: none;
  font-weight: 500;
  font-size: var(--text-sm);
  padding: var(--space-xs) 0;
  position: relative;
}

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

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

.nav-toggle {
  display: none;
  background: none;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  padding: 8px;
  cursor: pointer;
  color: var(--color-text);
}

/* --------------------------------------------------------------------------
   Hero Section
   -------------------------------------------------------------------------- */
.hero-section {
  padding-top: var(--space-3xl);
  padding-bottom: var(--space-3xl);
  position: relative;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: var(--space-3xl);
  align-items: center;
}

.hero-content {
  max-width: 620px;
}

.hero-title {
  font-size: clamp(2.4rem, 4.5vw, 3.4rem);
  font-weight: 800;
  line-height: 1.15;
  margin-bottom: var(--space-lg);
  color: var(--color-text);
}

.hero-desc {
  font-size: var(--text-md);
  line-height: var(--leading-relaxed);
  color: var(--color-text-muted);
  margin-bottom: var(--space-xl);
}

.hero-ctas {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-md);
  margin-bottom: var(--space-xl);
}

.hero-reassurance {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  font-size: var(--text-xs);
  color: var(--color-text-light);
}

.hero-reassurance-item {
  display: flex;
  align-items: center;
  gap: 6px;
}

.hero-visual {
  display: flex;
  justify-content: center;
  align-items: center;
  background: radial-gradient(circle at center, var(--color-primary-light) 0%, transparent 70%);
  padding: var(--space-xl);
  border-radius: var(--radius-lg);
}

.circle-graphic {
  width: 100%;
  max-width: 460px;
  height: auto;
}

/* --------------------------------------------------------------------------
   Section: The Problem (Distributed vs Single Point of Failure)
   -------------------------------------------------------------------------- */
.problem-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-xl);
  margin-top: var(--space-xl);
}

.problem-card {
  padding: var(--space-xl);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
  background: var(--color-surface);
}

.problem-card.fragile {
  border-color: var(--state-review-border);
  background: #fffcfc;
}

.problem-card.resilient {
  border-color: var(--state-ready-border);
  background: #fcfdfc;
}

.problem-card-header {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  margin-bottom: var(--space-md);
}

.problem-tag {
  font-size: var(--text-xs);
  font-weight: 700;
  text-transform: uppercase;
  padding: 4px 10px;
  border-radius: var(--radius-pill);
}

.problem-tag.danger {
  background: var(--state-review-bg);
  color: var(--state-review-text);
  border: 1px solid var(--state-review-border);
}

.problem-tag.success {
  background: var(--state-ready-bg);
  color: var(--state-ready-text);
  border: 1px solid var(--state-ready-border);
}

.problem-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.problem-list li {
  display: flex;
  align-items: flex-start;
  gap: var(--space-xs);
  font-size: var(--text-base);
  color: var(--color-text-muted);
}

.problem-list svg {
  flex-shrink: 0;
  margin-top: 3px;
}

/* --------------------------------------------------------------------------
   Section: How It Works (4 Simple Steps)
   -------------------------------------------------------------------------- */
.steps-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-lg);
  margin-top: var(--space-xl);
}

.step-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-xl) var(--space-lg);
  position: relative;
  display: flex;
  flex-direction: column;
}

.step-number {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-pill);
  background: var(--color-primary-light);
  color: var(--color-primary);
  font-weight: 700;
  font-size: var(--text-base);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--space-md);
}

.step-title {
  font-size: var(--text-lg);
  margin-bottom: var(--space-xs);
}

.step-desc {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  line-height: var(--leading-normal);
  margin-bottom: 0;
}

/* --------------------------------------------------------------------------
   Section: Continuity Engine Preview
   -------------------------------------------------------------------------- */
.engine-container {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  overflow: hidden;
  max-width: 960px;
  margin: 0 auto;
}

.engine-header {
  padding: var(--space-xl);
  border-bottom: 1px solid var(--color-border-light);
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-md);
  background: var(--color-bg);
}

.engine-score-wrap {
  display: flex;
  align-items: center;
  gap: var(--space-md);
}

.readiness-ring {
  width: 58px;
  height: 58px;
  border-radius: 50%;
  background: conic-gradient(var(--color-primary) 241deg, var(--color-border) 0deg);
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
}

.readiness-ring::after {
  content: "";
  position: absolute;
  width: 46px;
  height: 46px;
  border-radius: 50%;
  background: var(--color-bg);
}

.readiness-score-text {
  position: relative;
  z-index: 1;
  font-size: 0.95rem;
  font-weight: 800;
  color: var(--color-primary);
}

.engine-items {
  display: flex;
  flex-direction: column;
}

.engine-row {
  display: grid;
  grid-template-columns: 2fr 2fr 2fr 1.2fr;
  align-items: center;
  padding: var(--space-md) var(--space-xl);
  border-bottom: 1px solid var(--color-border-light);
  gap: var(--space-md);
  font-size: var(--text-sm);
}

.engine-row:last-child {
  border-bottom: none;
}

.engine-row:hover {
  background-color: var(--color-surface-hover);
}

.engine-col-title {
  display: flex;
  align-items: center;
  gap: var(--space-xs);
  font-weight: 600;
  color: var(--color-text);
}

.engine-disclaimer {
  padding: var(--space-md) var(--space-xl);
  background: var(--color-bg-alt);
  border-top: 1px solid var(--color-border);
  font-size: var(--text-xs);
  color: var(--color-text-light);
  line-height: var(--leading-normal);
  text-align: center;
}

/* Status Badges */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 3px 10px;
  border-radius: var(--radius-pill);
  font-size: var(--text-xs);
  font-weight: 600;
  white-space: nowrap;
}

.badge-ready {
  background: var(--state-ready-bg);
  color: var(--state-ready-text);
  border: 1px solid var(--state-ready-border);
}

.badge-fragile {
  background: var(--state-fragile-bg);
  color: var(--state-fragile-text);
  border: 1px solid var(--state-fragile-border);
}

.badge-review {
  background: var(--state-review-bg);
  color: var(--state-review-text);
  border: 1px solid var(--state-review-border);
}

/* --------------------------------------------------------------------------
   Section: My Circle (Network Redundancy Decomposition)
   -------------------------------------------------------------------------- */
.circle-tiers-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-xl);
  margin-top: var(--space-xl);
}

.tier-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-xl);
}

.tier-badge {
  display: inline-block;
  font-size: var(--text-xs);
  font-weight: 700;
  text-transform: uppercase;
  color: var(--color-primary);
  background: var(--color-primary-light);
  padding: 3px 10px;
  border-radius: var(--radius-pill);
  margin-bottom: var(--space-sm);
}

.tier-list {
  list-style: none;
  margin-top: var(--space-md);
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.tier-item {
  padding: var(--space-sm);
  background: var(--color-bg);
  border-radius: var(--radius-sm);
  font-size: var(--text-sm);
}

.tier-item-role {
  font-weight: 600;
  color: var(--color-text);
  display: block;
}

.tier-item-detail {
  color: var(--color-text-muted);
  font-size: var(--text-xs);
}

/* --------------------------------------------------------------------------
   Section: Planning Areas Grid
   -------------------------------------------------------------------------- */
.areas-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
  gap: var(--space-lg);
  margin-top: var(--space-xl);
}

.area-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-lg);
  transition: transform 0.15s ease, box-shadow 0.15s ease;
}

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

.area-icon {
  width: 42px;
  height: 42px;
  border-radius: var(--radius-sm);
  background: var(--color-primary-light);
  color: var(--color-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--space-md);
}

.area-title {
  font-size: var(--text-md);
  margin-bottom: var(--space-2xs);
}

.area-desc {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  margin-bottom: 0;
  line-height: var(--leading-normal);
}

/* --------------------------------------------------------------------------
   Section: Pet Continuity & Future Community Spotlights
   -------------------------------------------------------------------------- */
.spotlight-box {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-2xl);
  align-items: center;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-2xl);
  margin-top: var(--space-xl);
}

.spotlight-content h3 {
  font-size: var(--text-2xl);
  margin-bottom: var(--space-md);
}

.spotlight-list {
  list-style: none;
  margin-top: var(--space-md);
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
}

.spotlight-list li {
  display: flex;
  align-items: center;
  gap: var(--space-xs);
  font-size: var(--text-sm);
  color: var(--color-text-muted);
}

.spotlight-preview {
  background: var(--color-bg-alt);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-xl);
}

/* --------------------------------------------------------------------------
   Section: Three Operating Modes (Today, Transition, Continuity)
   -------------------------------------------------------------------------- */
.modes-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-lg);
  margin-top: var(--space-xl);
}

.mode-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-xl);
  text-align: left;
}

.mode-phase {
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--color-primary);
  margin-bottom: var(--space-xs);
}

/* --------------------------------------------------------------------------
   Section: Daily Tools Connection
   -------------------------------------------------------------------------- */
.ecosystem-banner {
  background: linear-gradient(135deg, #f5f8f6 0%, #edf3ef 100%);
  border: 1px solid #dbe6de;
  border-radius: var(--radius-lg);
  padding: var(--space-2xl);
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: var(--space-2xl);
  align-items: center;
}

.ecosystem-diagram {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-lg);
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

.diagram-item {
  padding: var(--space-sm) var(--space-md);
  border-radius: var(--radius-sm);
  background: var(--color-bg);
  border-left: 4px solid var(--color-primary);
}

.diagram-title {
  font-weight: 700;
  font-size: var(--text-sm);
  display: block;
}

.diagram-sub {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
}

/* --------------------------------------------------------------------------
   Section: Who LifeCircle Is For (3 Audience Cards)
   -------------------------------------------------------------------------- */
.audience-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-lg);
  margin-top: var(--space-xl);
}

.audience-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-xl);
  display: flex;
  flex-direction: column;
}

.audience-icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-pill);
  background: var(--color-primary-light);
  color: var(--color-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--space-md);
}

.audience-title {
  font-size: var(--text-lg);
  margin-bottom: var(--space-xs);
}

.audience-examples {
  list-style: none;
  margin-top: var(--space-sm);
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.audience-examples li {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  position: relative;
  padding-left: 14px;
}

.audience-examples li::before {
  content: "•";
  position: absolute;
  left: 0;
  color: var(--color-primary);
}

/* --------------------------------------------------------------------------
   Section: Privacy & Trust
   -------------------------------------------------------------------------- */
.trust-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-lg);
  margin-top: var(--space-xl);
}

.trust-item {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-lg);
}

.trust-title {
  font-size: var(--text-md);
  margin-bottom: var(--space-2xs);
  display: flex;
  align-items: center;
  gap: var(--space-xs);
}

.trust-desc {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  margin-bottom: 0;
}

/* --------------------------------------------------------------------------
   Final Call To Action
   -------------------------------------------------------------------------- */
.cta-banner {
  background: var(--color-primary);
  color: #ffffff;
  border-radius: var(--radius-lg);
  padding: var(--space-3xl) var(--space-xl);
  text-align: center;
  max-width: 900px;
  margin: 0 auto;
}

.cta-banner h2 {
  color: #ffffff;
  font-size: clamp(2rem, 3.5vw, var(--text-3xl));
  margin-bottom: var(--space-sm);
}

.cta-banner p {
  color: rgba(255, 255, 255, 0.88);
  font-size: var(--text-md);
  max-width: 600px;
  margin: 0 auto var(--space-xl) auto;
}

.cta-form-wrap {
  max-width: 480px;
  margin: 0 auto;
}

.lead-form {
  display: flex;
  gap: var(--space-xs);
}

.form-input {
  flex: 1;
  min-height: 48px;
  padding: 0.75rem 1rem;
  border-radius: var(--radius-pill);
  border: 1px solid var(--color-border);
  font-size: var(--text-base);
  font-family: inherit;
  color: var(--color-text);
  background: #ffffff;
}

.form-input:focus {
  outline: 3px solid var(--color-accent);
  outline-offset: 1px;
}

.form-help {
  font-size: var(--text-xs);
  margin-top: var(--space-xs);
  opacity: 0.8;
}

/* --------------------------------------------------------------------------
   Footer
   -------------------------------------------------------------------------- */
.site-footer {
  background-color: var(--color-surface);
  border-top: 1px solid var(--color-border);
  padding-top: var(--space-3xl);
  padding-bottom: var(--space-2xl);
  margin-top: auto;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: var(--space-2xl);
  margin-bottom: var(--space-2xl);
}

.footer-brand p {
  color: var(--color-text-muted);
  font-size: var(--text-sm);
  max-width: 320px;
  margin-top: var(--space-sm);
}

.footer-col-title {
  font-size: var(--text-sm);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-text);
  margin-bottom: var(--space-md);
}

.footer-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
}

.footer-links a {
  color: var(--color-text-muted);
  text-decoration: none;
  font-size: var(--text-sm);
}

.footer-links a:hover {
  color: var(--color-primary);
  text-decoration: underline;
}

.footer-bottom {
  padding-top: var(--space-xl);
  border-top: 1px solid var(--color-border-light);
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-md);
  font-size: var(--text-xs);
  color: var(--color-text-light);
}

.footer-badge-archived {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 10px;
  border-radius: var(--radius-pill);
  background: var(--color-bg-alt);
  border: 1px solid var(--color-border);
  color: var(--color-text-muted);
  text-decoration: none;
}
.footer-badge-archived:hover {
  background: var(--color-border-light);
  color: var(--color-text);
}

/* --------------------------------------------------------------------------
   Modal / Accessible Dialog
   -------------------------------------------------------------------------- */
.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background: rgba(18, 25, 30, 0.6);
  backdrop-filter: blur(4px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 2000;
  padding: var(--space-md);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.2s ease;
}

.modal-overlay[aria-hidden="false"] {
  opacity: 1;
  pointer-events: auto;
}

.modal-dialog {
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  max-width: 500px;
  width: 100%;
  padding: var(--space-2xl);
  box-shadow: var(--shadow-lg);
  position: relative;
  transform: translateY(12px);
  transition: transform 0.2s ease;
}

.modal-overlay[aria-hidden="false"] .modal-dialog {
  transform: translateY(0);
}

.modal-close {
  position: absolute;
  top: var(--space-md);
  right: var(--space-md);
  background: none;
  border: none;
  font-size: 1.5rem;
  color: var(--color-text-muted);
  cursor: pointer;
  padding: 6px;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
}
.modal-close:hover {
  color: var(--color-text);
}

/* --------------------------------------------------------------------------
   Media Queries / Responsive Adjustments
   -------------------------------------------------------------------------- */
@media (max-width: 1024px) {
  .hero-grid {
    grid-template-columns: 1fr;
    gap: var(--space-xl);
    text-align: center;
  }
  .hero-content {
    margin: 0 auto;
  }
  .hero-ctas {
    justify-content: center;
  }
  .hero-reassurance {
    justify-content: center;
  }
  .steps-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .circle-tiers-grid {
    grid-template-columns: 1fr;
  }
  .spotlight-box {
    grid-template-columns: 1fr;
  }
  .ecosystem-banner {
    grid-template-columns: 1fr;
  }
  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 768px) {
  .nav-toggle {
    display: block;
  }
  .nav-links {
    position: fixed;
    top: 76px;
    left: 0;
    width: 100%;
    background: var(--color-surface);
    flex-direction: column;
    align-items: flex-start;
    padding: var(--space-xl);
    border-bottom: 1px solid var(--color-border);
    box-shadow: var(--shadow-md);
    display: none;
  }
  .nav-links.open {
    display: flex;
  }
  .problem-grid {
    grid-template-columns: 1fr;
  }
  .steps-grid {
    grid-template-columns: 1fr;
  }
  .modes-grid {
    grid-template-columns: 1fr;
  }
  .audience-grid {
    grid-template-columns: 1fr;
  }
  .trust-grid {
    grid-template-columns: 1fr;
  }
  .engine-row {
    grid-template-columns: 1fr;
    gap: var(--space-xs);
  }
  .footer-grid {
    grid-template-columns: 1fr;
  }
  .lead-form {
    flex-direction: column;
  }
}

/* Reduced Motion Compliance */
@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;
  }
}