/* ================================================================
   CARF.digital — style.css
   A clean, professional compliance SaaS stylesheet.
   Light theme · Inter font · Teal/slate accent palette
   ================================================================ */


/* ----------------------------------------------------------------
   1. CSS CUSTOM PROPERTIES (design tokens)
---------------------------------------------------------------- */
:root {
  /* Colour palette */
  --color-bg:           #f8f8f6;
  --color-bg-white:     #ffffff;
  --color-bg-tinted:    #f2f2ee;
  --color-bg-dark:      #141c1f;
  --color-bg-dark-alt:  #1b2529;

  --color-text:         #1a1f23;
  --color-text-muted:   #5c6670;
  --color-text-light:   #f0ede8;
  --color-text-light-muted: #94a3a8;

  --color-accent:       #1a7a6e;      /* Teal */
  --color-accent-dark:  #155f55;
  --color-accent-light: #e8f4f2;

  --color-border:       #dcdcd6;
  --color-border-dark:  #2a363b;

  /* Typography */
  --font-body:          'Inter', system-ui, -apple-system, sans-serif;
  --font-size-xs:       0.75rem;
  --font-size-sm:       0.875rem;
  --font-size-base:     1rem;
  --font-size-md:       1.125rem;
  --font-size-lg:       1.25rem;
  --font-size-xl:       1.5rem;
  --font-size-2xl:      2rem;
  --font-size-3xl:      2.75rem;
  --font-size-4xl:      3.5rem;

  --line-height-tight:  1.2;
  --line-height-snug:   1.4;
  --line-height-base:   1.6;
  --line-height-loose:  1.8;

  /* Spacing scale */
  --space-1:  0.25rem;
  --space-2:  0.5rem;
  --space-3:  0.75rem;
  --space-4:  1rem;
  --space-5:  1.25rem;
  --space-6:  1.5rem;
  --space-8:  2rem;
  --space-10: 2.5rem;
  --space-12: 3rem;
  --space-16: 4rem;
  --space-20: 5rem;
  --space-24: 6rem;

  /* Layout */
  --container-max:  1160px;
  --container-pad:  var(--space-8);

  /* Misc */
  --radius-sm:    4px;
  --radius-md:    8px;
  --radius-lg:    12px;
  --shadow-sm:    0 1px 3px rgba(0,0,0,0.08), 0 1px 2px rgba(0,0,0,0.04);
  --shadow-md:    0 4px 12px rgba(0,0,0,0.10), 0 2px 4px rgba(0,0,0,0.04);
  --shadow-lg:    0 12px 32px rgba(0,0,0,0.12), 0 4px 8px rgba(0,0,0,0.06);

  --transition-fast:   150ms ease;
  --transition-base:   250ms ease;
  --transition-slow:   400ms ease;

  /* Header height (used for scroll offset) */
  --header-height: 64px;
}


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

html {
  scroll-behavior: smooth;
  scroll-padding-top: var(--header-height);
  font-size: 16px;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-body);
  font-size: var(--font-size-base);
  line-height: var(--line-height-base);
  color: var(--color-text);
  background-color: var(--color-bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

img, svg {
  display: block;
  max-width: 100%;
}

a {
  color: var(--color-accent);
  text-decoration: underline;
  text-underline-offset: 3px;
  transition: color var(--transition-fast);
}

a:hover {
  color: var(--color-accent-dark);
}

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

ul, ol {
  list-style: none;
}

button {
  cursor: pointer;
  font-family: inherit;
  border: none;
  background: none;
}

input, textarea, select, button {
  font-size: inherit;
  font-family: inherit;
}

h1, h2, h3, h4, h5, h6 {
  line-height: var(--line-height-tight);
  font-weight: 600;
  color: var(--color-text);
}

p {
  line-height: var(--line-height-base);
}

/* Reduce motion for 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;
  }
}


/* ----------------------------------------------------------------
   3. LAYOUT UTILITIES
---------------------------------------------------------------- */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: var(--container-pad);
}

.section {
  padding-block: var(--space-20);
}

@media (max-width: 768px) {
  :root { --container-pad: var(--space-5); }
  .section { padding-block: var(--space-16); }
}

/* Section colour variants */
.section-light  { background-color: var(--color-bg-white); }
.section-tinted { background-color: var(--color-bg-tinted); }
.section-dark   {
  background-color: var(--color-bg-dark);
  color: var(--color-text-light);
}

.section-dark h2,
.section-dark h3,
.section-dark .section-intro {
  color: var(--color-text-light);
}

.section-dark .section-intro {
  opacity: 0.8;
}

/* Section header / intro block */
.section-header {
  max-width: 700px;
  margin-bottom: var(--space-12);
}

.section-header h2 {
  font-size: var(--font-size-2xl);
  font-weight: 700;
  margin-bottom: var(--space-4);
  letter-spacing: -0.02em;
}

@media (min-width: 768px) {
  .section-header h2 { font-size: var(--font-size-3xl); }
}

.section-intro {
  font-size: var(--font-size-md);
  color: var(--color-text-muted);
  line-height: var(--line-height-loose);
  margin-top: var(--space-4);
}

.section-header-light h2 { color: var(--color-text-light); }


/* ----------------------------------------------------------------
   4. BUTTONS
---------------------------------------------------------------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: 0.65em 1.4em;
  border-radius: var(--radius-md);
  font-weight: 500;
  font-size: var(--font-size-base);
  line-height: 1;
  text-decoration: none;
  transition:
    background-color var(--transition-fast),
    color var(--transition-fast),
    border-color var(--transition-fast),
    box-shadow var(--transition-fast);
  white-space: nowrap;
}

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

.btn-primary {
  background-color: var(--color-accent);
  color: #fff;
  border: 2px solid var(--color-accent);
}

.btn-primary:hover {
  background-color: var(--color-accent-dark);
  border-color: var(--color-accent-dark);
  color: #fff;
}

.btn-secondary {
  background-color: transparent;
  color: var(--color-accent);
  border: 2px solid var(--color-accent);
}

.btn-secondary:hover {
  background-color: var(--color-accent-light);
  color: var(--color-accent-dark);
}

.btn-large {
  padding: 0.8em 2em;
  font-size: var(--font-size-md);
}


/* ----------------------------------------------------------------
   5. HEADER
---------------------------------------------------------------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background-color: rgba(255, 255, 255, 0.96);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--color-border);
  height: var(--header-height);
  transition: box-shadow var(--transition-base);
}

.site-header.scrolled {
  box-shadow: var(--shadow-md);
}

.header-inner {
  display: flex;
  align-items: center;
  gap: var(--space-8);
  height: var(--header-height);
}

/* Logo */
.logo {
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--color-text);
  text-decoration: none;
  letter-spacing: -0.02em;
  flex-shrink: 0;
}

.logo:hover { color: var(--color-accent); }

.logo-dot {
  color: var(--color-accent);
}

/* Primary nav */
.primary-nav {
  flex: 1;
}

.primary-nav ul {
  display: flex;
  align-items: center;
  gap: var(--space-8);
}

.primary-nav a {
  font-size: var(--font-size-sm);
  font-weight: 500;
  color: var(--color-text-muted);
  text-decoration: none;
  letter-spacing: 0.01em;
  transition: color var(--transition-fast);
}

.primary-nav a:hover,
.primary-nav a:focus-visible {
  color: var(--color-accent);
}

.nav-cta {
  flex-shrink: 0;
  font-size: var(--font-size-sm);
  padding: 0.5em 1.2em;
}

/* Mobile menu toggle button */
.menu-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 5px;
  width: 36px;
  height: 36px;
  padding: 4px;
  border-radius: var(--radius-sm);
  margin-left: auto;
  transition: background-color var(--transition-fast);
}

.menu-toggle:hover {
  background-color: var(--color-bg-tinted);
}

.menu-toggle span {
  display: block;
  width: 20px;
  height: 2px;
  background-color: var(--color-text);
  border-radius: 2px;
  transition: transform var(--transition-base), opacity var(--transition-base);
}

/* Mobile menu open state */
.menu-toggle[aria-expanded="true"] span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}
.menu-toggle[aria-expanded="true"] span:nth-child(2) {
  opacity: 0;
}
.menu-toggle[aria-expanded="true"] span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* Mobile nav drawer */
.mobile-menu {
  display: none;
  position: absolute;
  top: var(--header-height);
  left: 0;
  right: 0;
  background-color: var(--color-bg-white);
  border-bottom: 1px solid var(--color-border);
  padding: var(--space-4) var(--space-4) var(--space-5);
  box-shadow: var(--shadow-md);
}

.mobile-menu[aria-hidden="false"] {
  display: block;
}

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

.mobile-menu-tile {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-4) var(--space-2);
  background-color: var(--color-bg-tinted);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  font-size: var(--font-size-base);
  font-weight: 500;
  color: var(--color-text);
  text-decoration: none;
  text-align: center;
}

.mobile-menu-tile:hover {
  background-color: var(--color-border);
  color: var(--color-accent);
}

.mobile-menu-cta {
  display: block;
  width: 100%;
  text-align: center;
  color: #fff !important;
  box-sizing: border-box;
}

@media (max-width: 900px) {
  .primary-nav { display: none; }
  .nav-cta { display: none; }
  .menu-toggle { display: flex; }
}


/* ----------------------------------------------------------------
   6. HERO
---------------------------------------------------------------- */
.hero {
  background-color: var(--color-bg-white);
  padding-block: var(--space-20) var(--space-16);
  border-bottom: 1px solid var(--color-border);
  overflow: hidden;
}

.hero-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-16);
  align-items: center;
}

@media (max-width: 960px) {
  .hero-inner {
    grid-template-columns: 1fr;
    gap: var(--space-12);
  }
}

.hero-eyebrow {
  font-size: var(--font-size-sm);
  font-weight: 500;
  color: var(--color-accent);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: var(--space-4);
}

.hero h1 {
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 700;
  letter-spacing: -0.03em;
  line-height: 1.15;
  color: var(--color-text);
  margin-bottom: var(--space-6);
}

.hero-sub {
  font-size: var(--font-size-md);
  color: var(--color-text-muted);
  line-height: var(--line-height-loose);
  margin-bottom: var(--space-5);
  max-width: 520px;
}

.hero-credibility {
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
  border-left: 3px solid var(--color-accent);
  padding-left: var(--space-4);
  margin-bottom: var(--space-8);
  line-height: 1.6;
}

.hero-credibility strong {
  color: var(--color-text);
  font-weight: 600;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
}

/* Workflow panel */
.hero-visual {
  display: flex;
  justify-content: flex-end;
}

@media (max-width: 960px) {
  .hero-visual { justify-content: flex-start; }
}

.workflow-panel {
  background-color: var(--color-bg-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  width: 100%;
  max-width: 400px;
  overflow: hidden;
  font-size: var(--font-size-sm);
}

.workflow-panel-header {
  padding: var(--space-4) var(--space-6);
  background-color: var(--color-bg-tinted);
  border-bottom: 1px solid var(--color-border);
}

.workflow-panel-title {
  font-weight: 600;
  font-size: var(--font-size-sm);
  color: var(--color-text);
}

/* Hint text in panel header */
.workflow-panel-hint {
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
  font-style: italic;
}

/* Steps list */
.workflow-steps {
  list-style: none;
  padding: 0;
}

/* Each list item is the flip card container */
.workflow-step {
  position: relative;
  perspective: 700px;
}

.workflow-step:not(:last-child) {
  border-bottom: 1px solid var(--color-border);
}

/* The flipper: both faces live in a CSS grid so height is
   driven by whichever face is taller — no fixed heights needed */
.step-flipper {
  display: grid;
  grid-template-areas: 'face';
}

/* Both faces share the same grid cell */
.step-face {
  grid-area: face;
  backface-visibility: hidden;
  -webkit-backface-visibility: hidden;
}

/* Front face — unstyled button wrapping the whole row */
.step-front {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  padding: var(--space-4) var(--space-5);
  width: 100%;
  text-align: left;
  background: none;
  border: none;
  cursor: pointer;
  transition: background-color var(--transition-fast);
  /* Flip animation */
  animation: none;
}

.step-front:hover {
  background-color: var(--color-accent-light);
}

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

.workflow-step-number {
  flex-shrink: 0;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background-color: var(--color-accent-light);
  border: 1.5px solid rgba(26, 122, 110, 0.3);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--font-size-xs);
  font-weight: 700;
  color: var(--color-accent);
  letter-spacing: 0.04em;
}

.workflow-step-body {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
}

.workflow-step-label {
  font-size: var(--font-size-sm);
  font-weight: 600;
  color: var(--color-text);
  line-height: 1.3;
}

.workflow-step-desc {
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
  line-height: var(--line-height-loose);
}

/* Expand hint "+" icon */
.step-hint-icon {
  flex-shrink: 0;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  border: 1.5px solid var(--color-border);
  /* Use line-height centering rather than flexbox — more reliable
     for single glyph characters with asymmetric font metrics */
  display: inline-block;
  text-align: center;
  line-height: 17px;    /* optically centres + in Inter at this size */
  font-size: 13px;
  color: var(--color-text-muted);
  user-select: none;
  transition: border-color var(--transition-fast), color var(--transition-fast);
}

.step-front:hover .step-hint-icon {
  border-color: var(--color-accent);
  color: var(--color-accent);
}

/* Back face — hidden by default via CSS (not HTML attribute) */
.step-back {
  display: none;
  align-items: flex-start;
  gap: var(--space-3);
  padding: var(--space-4) var(--space-5);
  background-color: var(--color-accent-light);
  cursor: pointer; /* clicking back also closes */
}

/* Show back when flipped */
.step-flipper.is-flipped .step-front { display: none; }
.step-flipper.is-flipped .step-back  {
  display: flex;
  animation: revealBack 0.28s ease forwards;
}

/* Front re-entry animation when closing */
.step-flipper.is-returning .step-front {
  animation: revealFront 0.28s ease forwards;
}

@keyframes revealBack {
  from { opacity: 0; transform: perspective(500px) rotateY(-80deg); }
  to   { opacity: 1; transform: perspective(500px) rotateY(0deg); }
}

@keyframes revealFront {
  from { opacity: 0; transform: perspective(500px) rotateY(80deg); }
  to   { opacity: 1; transform: perspective(500px) rotateY(0deg); }
}

.step-back-body {
  flex: 1;
}

.step-back-title {
  font-size: var(--font-size-xs);
  font-weight: 700;
  color: var(--color-accent);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: var(--space-2);
}

.step-back-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.step-back-list li {
  font-size: var(--font-size-xs);
  color: var(--color-text);
  line-height: var(--line-height-loose);
  padding-left: var(--space-3);
  position: relative;
}

.step-back-list li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 8px;
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background-color: var(--color-accent);
  opacity: 0.6;
}

.step-back-list strong {
  font-weight: 600;
  color: var(--color-text);
}

/* Back: close/return button */
.step-back-close {
  flex-shrink: 0;
  background: none;
  border: 1.5px solid rgba(26, 122, 110, 0.3);
  border-radius: 50%;
  width: 24px;
  height: 24px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 13px;
  color: var(--color-accent);
  cursor: pointer;
  margin-top: 2px;
  transition: background-color var(--transition-fast), border-color var(--transition-fast);
  line-height: 1;
}

.step-back-close:hover {
  background-color: var(--color-accent);
  color: #fff;
  border-color: var(--color-accent);
}

.step-back-close:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 2px;
}


.workflow-panel-footer {
  padding: var(--space-3) var(--space-6);
  background-color: var(--color-bg-tinted);
  border-top: 1px solid var(--color-border);
}

.workflow-footer-text {
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
}


/* ----------------------------------------------------------------
   7. CARDS GRID (overview section)
---------------------------------------------------------------- */
.cards-grid {
  display: grid;
  gap: var(--space-6);
}

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

@media (max-width: 900px) {
  .cards-3 { grid-template-columns: 1fr; }
}

@media (min-width: 600px) and (max-width: 900px) {
  .cards-3 { grid-template-columns: repeat(2, 1fr); }
}

.card {
  background-color: var(--color-bg-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-8);
  position: relative;
  transition: box-shadow var(--transition-base), transform var(--transition-base);
}

/* hover removed — scroll animations handle liveness */

.card-label {
  font-size: var(--font-size-xs);
  font-weight: 600;
  color: var(--color-accent);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: var(--space-3);
}

.card h3 {
  font-size: var(--font-size-lg);
  font-weight: 600;
  margin-bottom: var(--space-3);
  color: var(--color-text);
}

.card p {
  font-size: var(--font-size-base);
  color: var(--color-text-muted);
  line-height: var(--line-height-loose);
}



/* ----------------------------------------------------------------
   8. TIMELINE
---------------------------------------------------------------- */
.timeline {
  position: relative;
  padding-left: var(--space-10);
  display: flex;
  flex-direction: column;
  gap: 0;
  margin-bottom: var(--space-10);
}

/* Vertical line */
.timeline::before {
  content: '';
  position: absolute;
  left: 8px;
  top: 16px;
  bottom: 16px;
  width: 2px;
  background: linear-gradient(
    to bottom,
    var(--color-accent) 0%,
    var(--color-accent) 70%,
    var(--color-border-dark) 100%
  );
}

.timeline-item {
  position: relative;
  padding: var(--space-6) var(--space-8) var(--space-10);
  border-bottom: 1px solid var(--color-border-dark);
}

.timeline-item:last-child {
  border-bottom: none;
}

.timeline-marker {
  position: absolute;
  left: calc(-1 * var(--space-10) + 3px);
  top: var(--space-6);
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background-color: var(--color-accent);
  border: 3px solid var(--color-bg-dark);
  box-shadow: 0 0 0 2px var(--color-accent);
}

.timeline-past .timeline-marker {
  background-color: var(--color-accent);
}

.timeline-now .timeline-marker {
  background-color: #fff;
  border-color: var(--color-accent);
  box-shadow: 0 0 0 3px rgba(26, 122, 110, 0.3), 0 0 0 2px var(--color-accent);
  animation: pulse 2.5s ease-in-out infinite;
}

.timeline-future .timeline-marker {
  background-color: var(--color-border-dark);
  border-color: var(--color-border-dark);
  box-shadow: none;
}

@keyframes pulse {
  0%, 100% { box-shadow: 0 0 0 3px rgba(26, 122, 110, 0.2), 0 0 0 2px var(--color-accent); }
  50%       { box-shadow: 0 0 0 6px rgba(26, 122, 110, 0.0), 0 0 0 2px var(--color-accent); }
}

.timeline-year {
  display: block;
  font-size: var(--font-size-xs);
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: var(--space-2);
}

.timeline-now .timeline-year {
  color: #f0b429;
}

.timeline-future .timeline-year {
  color: var(--color-text-light-muted);
}

.timeline-event {
  font-size: var(--font-size-lg);
  font-weight: 600;
  color: var(--color-text-light);
  margin-bottom: var(--space-3);
}

.timeline-future .timeline-event {
  color: var(--color-text-light-muted);
}

.timeline-item p {
  font-size: var(--font-size-base);
  color: var(--color-text-light-muted);
  line-height: var(--line-height-loose);
  max-width: 600px;
}

.timeline-now p {
  color: var(--color-text-light);
  opacity: 0.85;
}

.timeline-disclaimer {
  font-size: var(--font-size-sm);
  color: var(--color-text-light-muted);
  border-left: 3px solid var(--color-border-dark);
  padding-left: var(--space-4);
  line-height: var(--line-height-loose);
  max-width: 640px;
}

@media (max-width: 640px) {
  .timeline {
    padding-left: var(--space-8);
  }
  .timeline-item {
    padding: var(--space-5) var(--space-4) var(--space-8);
  }
  .timeline-marker {
    left: calc(-1 * var(--space-8) + 3px);
  }
}


/* ----------------------------------------------------------------
   9. FEATURES GRID
---------------------------------------------------------------- */
.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-6) var(--space-8);
}

@media (max-width: 900px) {
  .features-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 560px) {
  .features-grid { grid-template-columns: 1fr; }
}

.feature-block {
  padding: var(--space-6) 0;
  border-top: 1px solid var(--color-border);
}

.feature-number {
  font-size: var(--font-size-xs);
  font-weight: 700;
  letter-spacing: 0.1em;
  color: var(--color-accent);
  margin-bottom: var(--space-3);
}

.feature-block h3 {
  font-size: var(--font-size-base);
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: var(--space-3);
}

.feature-block p {
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
  line-height: var(--line-height-loose);
}


/* ----------------------------------------------------------------
   10. AUDIENCE GRID
---------------------------------------------------------------- */
.audience-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-1);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

@media (max-width: 900px) {
  .audience-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 480px) {
  .audience-grid { grid-template-columns: 1fr; }
}

.audience-item {
  background-color: var(--color-bg-white);
  padding: var(--space-6);
  border: 1px solid var(--color-border);
  transition: background-color var(--transition-fast);
}

/* hover removed */

.audience-item h3 {
  font-size: var(--font-size-sm);
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: var(--space-2);
}

.audience-item p {
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
  line-height: var(--line-height-loose);
}


/* ----------------------------------------------------------------
   11. TRUST GRID
---------------------------------------------------------------- */
.trust-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-8);
}

@media (max-width: 720px) {
  .trust-grid { grid-template-columns: 1fr; }
}

.trust-block {
  border-top: 2px solid var(--color-accent);
  padding-top: var(--space-5);
}

.trust-block h3 {
  font-size: var(--font-size-md);
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: var(--space-3);
}

.trust-block p {
  font-size: var(--font-size-base);
  color: var(--color-text-muted);
  line-height: var(--line-height-loose);
}


/* ----------------------------------------------------------------
   12. CONTACT / FORM
---------------------------------------------------------------- */
.contact-layout {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: var(--space-16);
  align-items: start;
}

@media (max-width: 900px) {
  .contact-layout {
    grid-template-columns: 1fr;
    gap: var(--space-10);
  }
}

.contact-intro h2 {
  font-size: var(--font-size-2xl);
  font-weight: 700;
  color: var(--color-text-light);
  margin-bottom: var(--space-5);
  letter-spacing: -0.02em;
}

.contact-intro p {
  font-size: var(--font-size-base);
  color: var(--color-text-light-muted);
  line-height: var(--line-height-loose);
  margin-bottom: var(--space-4);
}

.contact-email-block {
  margin-top: var(--space-8);
  padding-top: var(--space-6);
  border-top: 1px solid var(--color-border-dark);
}

.contact-email-label {
  display: block;
  font-size: var(--font-size-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-text-light-muted);
  margin-bottom: var(--space-2);
}

.contact-email-link {
  font-size: var(--font-size-base);
  font-weight: 500;
  color: var(--color-accent);
  text-decoration: none;
}

.contact-email-link:hover {
  text-decoration: underline;
  color: #2da898;
}

/* Form */
.interest-form {
  display: flex;
  flex-direction: column;
  gap: var(--space-5);
}

.form-row {
  display: grid;
  gap: var(--space-5);
}

.form-row-2 {
  grid-template-columns: 1fr 1fr;
}

@media (max-width: 560px) {
  .form-row-2 { grid-template-columns: 1fr; }
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.form-group label {
  font-size: var(--font-size-sm);
  font-weight: 500;
  color: var(--color-text-light);
}

.required {
  color: var(--color-accent);
  margin-left: 2px;
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 0.65em 0.9em;
  background-color: var(--color-bg-dark-alt);
  border: 1px solid var(--color-border-dark);
  border-radius: var(--radius-md);
  color: var(--color-text-light);
  font-size: var(--font-size-base);
  line-height: var(--line-height-base);
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
  appearance: none;
  -webkit-appearance: none;
}

.form-group input::placeholder,
.form-group textarea::placeholder {
  color: var(--color-text-light-muted);
  opacity: 0.6;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--color-accent);
  box-shadow: 0 0 0 3px rgba(26, 122, 110, 0.2);
}

/* Error state */
.form-group input.error,
.form-group select.error,
.form-group textarea.error {
  border-color: #d94f4f;
  box-shadow: 0 0 0 3px rgba(217, 79, 79, 0.15);
}

.field-error {
  font-size: var(--font-size-xs);
  color: #f87171;
  min-height: 1.2em;
}

/* Select wrapper (custom arrow) */
.select-wrap {
  position: relative;
}

.select-wrap::after {
  content: '';
  pointer-events: none;
  position: absolute;
  right: 12px;
  top: 50%;
  transform: translateY(-50%);
  width: 0;
  height: 0;
  border-left: 5px solid transparent;
  border-right: 5px solid transparent;
  border-top: 6px solid var(--color-text-light-muted);
}

.select-wrap select {
  padding-right: 2.5em;
  cursor: pointer;
}

/* Select option styling */
.form-group select option {
  background-color: var(--color-bg-dark-alt);
  color: var(--color-text-light);
}

.form-group textarea {
  resize: vertical;
  min-height: 120px;
}

.form-actions {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  align-items: flex-start;
}

.form-note {
  font-size: var(--font-size-xs);
  color: var(--color-text-light-muted);
  opacity: 0.7;
}

/* Success state */
.form-success {
  background-color: var(--color-bg-dark-alt);
  border: 1px solid var(--color-accent);
  border-radius: var(--radius-lg);
  padding: var(--space-12) var(--space-10);
}

.form-success-inner {
  text-align: center;
  max-width: 420px;
  margin: 0 auto;
}

.form-success-icon {
  width: 52px;
  height: 52px;
  border-radius: 50%;
  background-color: var(--color-accent);
  color: #fff;
  font-size: 1.4rem;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto var(--space-5);
}

.form-success h3 {
  font-size: var(--font-size-xl);
  font-weight: 600;
  color: var(--color-text-light);
  margin-bottom: var(--space-3);
}

.form-success p {
  font-size: var(--font-size-base);
  color: var(--color-text-light-muted);
  line-height: var(--line-height-loose);
}

.form-success a {
  color: var(--color-accent);
}


/* ----------------------------------------------------------------
   13. FOOTER
---------------------------------------------------------------- */
.site-footer {
  background-color: #0d1416;
  border-top: 1px solid var(--color-border-dark);
  padding-block: var(--space-12);
}

.footer-inner {
  display: flex;
  flex-direction: column;
  gap: var(--space-8);
}

.footer-brand {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.footer-logo {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--color-text-light);
  letter-spacing: -0.02em;
}

.footer-tagline {
  font-size: var(--font-size-xs);
  color: var(--color-text-light-muted);
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-6);
  padding-top: var(--space-4);
  border-top: 1px solid var(--color-border-dark);
}

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

.footer-links a:hover {
  color: var(--color-text-light);
}

.footer-legal {
  padding-top: var(--space-6);
  border-top: 1px solid var(--color-border-dark);
}

.footer-legal p {
  font-size: var(--font-size-xs);
  color: var(--color-text-light-muted);
  line-height: var(--line-height-loose);
  max-width: 860px;
}

.footer-legal p + p {
  margin-top: var(--space-3);
}

.footer-copy {
  opacity: 0.6;
}


/* ----------------------------------------------------------------
   14. SCROLL REVEAL (fade-up on scroll)
---------------------------------------------------------------- */
.reveal {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* Staggered children — each item fades and rises individually */
.reveal-stagger > * {
  opacity: 0;
  transform: translateY(22px);
  transition: opacity 0.55s ease, transform 0.55s ease;
}

.reveal-stagger.visible > *:nth-child(1) { transition-delay: 0ms; }
.reveal-stagger.visible > *:nth-child(2) { transition-delay: 100ms; }
.reveal-stagger.visible > *:nth-child(3) { transition-delay: 200ms; }
.reveal-stagger.visible > *:nth-child(4) { transition-delay: 300ms; }
.reveal-stagger.visible > *:nth-child(5) { transition-delay: 400ms; }
.reveal-stagger.visible > *:nth-child(6) { transition-delay: 500ms; }
.reveal-stagger.visible > *:nth-child(7) { transition-delay: 600ms; }
.reveal-stagger.visible > *:nth-child(8) { transition-delay: 700ms; }

.reveal-stagger.visible > * {
  opacity: 1;
  transform: translateY(0);
}


/* ----------------------------------------------------------------
   15. PRINT
---------------------------------------------------------------- */
/* ----------------------------------------------------------------
   16. FLOATING CTA
---------------------------------------------------------------- */
.floating-cta {
  position: fixed;
  bottom: var(--space-8);
  right: var(--space-8);
  z-index: 90;
  background-color: var(--color-accent);
  color: #fff;
  font-size: var(--font-size-sm);
  font-weight: 600;
  text-decoration: none;
  padding: 0.7em 1.4em;
  border-radius: 999px;
  box-shadow: 0 4px 16px rgba(26, 122, 110, 0.35), 0 1px 4px rgba(0,0,0,0.12);
  /* Hidden by default — JS reveals it */
  opacity: 0;
  transform: translateY(12px);
  pointer-events: none;
  transition: opacity 0.3s ease, transform 0.3s ease, background-color var(--transition-fast), box-shadow var(--transition-fast);
}

.floating-cta.visible {
  opacity: 1;
  transform: translateY(0);
  pointer-events: auto;
}

.floating-cta:hover {
  background-color: var(--color-accent-dark);
  color: #fff;
  box-shadow: 0 6px 20px rgba(26, 122, 110, 0.45), 0 2px 6px rgba(0,0,0,0.14);
}

.floating-cta:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 4px;
}

/* Only show on mobile (nav CTA handles desktop) */
@media (min-width: 901px) {
  .floating-cta { display: none; }
}

@media (max-width: 600px) {
  .floating-cta {
    bottom: var(--space-5);
    right: var(--space-5);
    font-size: var(--font-size-xs);
  }
}

/* ----------------------------------------------------------------
   17. PRINT
---------------------------------------------------------------- */
@media print {
  .site-header,
  .hero-actions,
  .floating-cta,
  .contact-layout,
  .site-footer .footer-links {
    display: none;
  }

  body {
    font-size: 12pt;
    color: #000;
  }
}