/* ════════════════════════════════════════════════════════════════════════
   BACKYARD ROO — UNIFIED DESIGN SYSTEM
   Single source of truth for all styling — DO NOT EDIT INLINE STYLES IN HTML
   ════════════════════════════════════════════════════════════════════════ */

/* ── Font Face ───────────────────────────────────────────────────────────── */
@font-face {
  font-family: 'Inter';
  font-style: normal;
  font-weight: 300 800;
  font-display: swap;
  src: url('/assets/fonts/inter-var-latin.woff2') format('woff2-variations'),
       url('/assets/fonts/inter-var-latin.woff2') format('woff2');
}

/* ── Design Tokens ───────────────────────────────────────────────────────── */
:root {
  color-scheme: dark;

  /* Brand Colors — Dark Green Identity */
  --brand-900: #07110d;
  --brand-800: #0f1b15;
  --brand-700: #14281f;
  --brand-600: #1a3629;
  --brand-500: #22543d;
  --brand-400: #2e7d32;    /* Primary green */
  --brand-300: #3ca844;
  --brand-200: #58c46b;    /* Bright accent */
  --brand-100: #88e6a0;
  --brand-50:  #c8f7d4;

  /* Semantic Color Aliases (Backward Compat) */
  --bg-dark:     var(--brand-900);
  --bg-panel:    var(--brand-800);
  --accent-green: var(--brand-400);
  --accent-bright: var(--brand-200);
  --accent-earth: #b08a62;

  /* Semantic Colors */
  --color-primary: var(--brand-400);
  --color-primary-hover: var(--brand-300);
  --color-primary-active: var(--brand-500);
  --color-accent: var(--brand-200);
  --color-accent-hover: #7ae090;
  --color-earth: #b08a62;
  --color-earth-hover: #c49d72;

  /* Surface Scale */
  --surface-0:   #07110d;
  --surface-50:  #0a160f;
  --surface-100: #0f1b15;
  --surface-200: #14281f;
  --surface-300: #1a3629;
  --surface-400: #22543d;

  /* Content Colors */
  --text-primary:   #f6faf7;
  --text-secondary: #bfd0c5;
  --text-muted:     #8b9d94;
  --text-inverse:   #07110d;
  --text-light:     var(--text-primary);
  --text-muted:     var(--text-muted);

  /* Border Scale */
  --border-subtle:  rgba(255,255,255,0.06);
  --border-default: rgba(255,255,255,0.12);
  --border-strong:  rgba(255,255,255,0.20);
  --border-focus:   var(--color-accent);
  --card-bg:        var(--surface-100);
  --card-border:    var(--border-default);

  /* Shadow Scale (elevation) */
  --shadow-xs: 0 1px 2px rgba(0,0,0,0.3);
  --shadow-sm: 0 4px 8px -2px rgba(0,0,0,0.3);
  --shadow-md: 0 12px 24px -4px rgba(0,0,0,0.35);
  --shadow-lg: 0 24px 48px -8px rgba(0,0,0,0.4);
  --shadow-xl: 0 32px 64px -12px rgba(0,0,0,0.45);
  --shadow-glow: 0 0 32px rgba(88,196,107,0.15);
  --shadow-glow-strong: 0 0 48px rgba(88,196,107,0.25);
  --focus-ring: rgba(88,196,107,0.45);

  /* Radius Scale */
  --radius-xs: 4px;
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --radius-2xl: 32px;
  --radius-full: 999px;

  /* Spacing Scale (8px base) */
  --space-0: 0;
  --space-1: 4px;
  --space-2: 8px;
  --space-3: 12px;
  --space-4: 16px;
  --space-5: 20px;
  --space-6: 24px;
  --space-8: 32px;
  --space-10: 40px;
  --space-12: 48px;
  --space-16: 64px;
  --space-20: 80px;
  --space-24: 96px;

  /* Legacy spacing aliases */
  --space-xs: var(--space-1);
  --space-sm: var(--space-2);
  --space-md: var(--space-4);
  --space-lg: var(--space-6);
  --space-xl: var(--space-8);
  --space-2xl: var(--space-12);
  --space-3xl: var(--space-16);

  /* Typography Scale (fluid clamp) */
  --text-xs: 0.75rem;        /* 12px */
  --text-sm: 0.875rem;       /* 14px */
  --text-base: 1rem;         /* 16px */
  --text-lg: 1.125rem;       /* 18px */
  --text-xl: 1.25rem;        /* 20px */
  --text-2xl: clamp(1.5rem, 3vw, 2rem);     /* 24-32px */
  --text-3xl: clamp(2rem, 4vw, 2.75rem);    /* 32-44px */
  --text-4xl: clamp(2.5rem, 5vw, 3.5rem);   /* 40-56px */
  --text-5xl: clamp(3rem, 6vw, 4.5rem);     /* 48-72px */

  --font-sans: 'Inter', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-mono: 'JetBrains Mono', 'Fira Code', monospace;

  --leading-tight: 1.15;
  --leading-snug: 1.35;
  --leading-normal: 1.6;
  --leading-relaxed: 1.75;

  /* Transition Tokens */
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-in: cubic-bezier(0.7, 0, 0.84, 0);
  --ease-in-out: cubic-bezier(0.4, 0, 0.2, 1);
  --ease-spring: cubic-bezier(0.34, 1.56, 0.64, 1);

  --duration-fast: 120ms;
  --duration-normal: 200ms;
  --duration-slow: 300ms;
  --duration-slower: 400ms;

  /* Z-Index Scale */
  --z-utility: 100;
  --z-nav: 200;
  --z-floating-cta: 300;
  --z-modal: 400;

  /* Interactive States */
  --interactive-state-bg: rgba(88,196,107,0.18);
  --interactive-state-border: rgba(88,196,107,0.45);
}

/* ── CSS Reset & Base ───────────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: var(--font-sans);
  background: var(--bg-dark);
  color: var(--text-primary);
  line-height: var(--leading-normal);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

a { color: inherit; text-decoration: none; }
img { max-width: 100%; height: auto; display: block; }
button { font-family: inherit; cursor: pointer; border: none; background: none; }

/* Accessibility */
.sr-only {
  position: absolute;
  width: 1px; height: 1px;
  overflow: hidden; clip: rect(0,0,0,0);
  white-space: nowrap;
}

.skip-link {
  position: absolute; top: -100%; left: 1rem;
  background: var(--color-accent); color: var(--text-inverse);
  padding: var(--space-3) var(--space-4);
  border-radius: var(--radius-md);
  z-index: 999;
  font-weight: 600;
}
.skip-link:focus { top: 1rem; }

:focus-visible {
  outline: 2px solid var(--border-focus);
  outline-offset: 2px;
}

/* ── Utility Classes ─────────────────────────────────────────────────────── */
.container {
  width: 100%;
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 var(--space-6);
}

@media (min-width: 768px) {
  .container { padding: 0 var(--space-8); }
}

@media (min-width: 1200px) {
  .container { padding: 0 var(--space-10); }
}

.section {
  padding: var(--space-16) 0;
}

@media (min-width: 768px) {
  .section { padding: var(--space-20) 0; }
}

.section--compact { padding: var(--space-10) 0; }
.section--tight { padding: var(--space-6) 0; }

/* Grid System */
.grid {
  display: grid;
  gap: var(--space-6);
}

@media (min-width: 640px) {
  .grid { gap: var(--space-8); }
}

.grid--2 { grid-template-columns: 1fr; }
@media (min-width: 768px) { .grid--2 { grid-template-columns: repeat(2, 1fr); } }

.grid--3 { grid-template-columns: 1fr; }
@media (min-width: 640px) { .grid--3 { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1024px) { .grid--3 { grid-template-columns: repeat(3, 1fr); } }

.grid--4 { grid-template-columns: 1fr; }
@media (min-width: 640px) { .grid--4 { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1024px) { .grid--4 { grid-template-columns: repeat(4, 1fr); } }

/* Flex Utilities */
.flex { display: flex; }
.flex-col { flex-direction: column; }
.flex-wrap { flex-wrap: wrap; }
.flex-1 { flex: 1; }
.items-center { align-items: center; }
.justify-between { justify-content: space-between; }
.justify-center { justify-content: center; }
.gap-1 { gap: var(--space-2); }
.gap-2 { gap: var(--space-3); }
.gap-3 { gap: var(--space-4); }
.gap-4 { gap: var(--space-5); }
.gap-6 { gap: var(--space-6); }
.gap-8 { gap: var(--space-8); }
.mt-auto { margin-top: auto; }
.mb-auto { margin-bottom: auto; }
.rounded { border-radius: var(--radius-lg); }
.rounded-lg { border-radius: var(--radius-xl); }
.rounded-xl { border-radius: var(--radius-2xl); }
.rounded-full { border-radius: var(--radius-full); }
.overflow-hidden { overflow: hidden; }
.h-full { height: 100%; }

/* ── Card System ─────────────────────────────────────────────────────────── */
.card {
  background: var(--surface-100);
  border: 1px solid var(--border-default);
  border-radius: var(--radius-xl);
  overflow: hidden;
  transition: transform var(--duration-normal) var(--ease-out),
              box-shadow var(--duration-normal) var(--ease-out),
              border-color var(--duration-normal) var(--ease-out);
}

.card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: var(--border-strong);
}

.card--elevated { box-shadow: var(--shadow-md); }

.card--interactive { cursor: pointer; }

.card--interactive:active {
  transform: translateY(-1px) scale(0.99);
  transition-duration: 50ms;
}

.card__image {
  width: 100%;
  aspect-ratio: 16/10;
  object-fit: cover;
  transition: transform var(--duration-slower) var(--ease-out);
}

.card:hover .card__image {
  transform: scale(1.03);
}

.card__body {
  padding: var(--space-6);
}

@media (min-width: 768px) {
  .card__body { padding: var(--space-8); }
}

.card__tag {
  display: inline-block;
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--color-accent);
  background: rgba(88,196,107,0.12);
  border: 1px solid rgba(88,196,107,0.25);
  border-radius: var(--radius-full);
  padding: var(--space-1) var(--space-3);
  margin-bottom: var(--space-3);
}

.card__title {
  font-size: var(--text-xl);
  font-weight: 700;
  line-height: var(--leading-tight);
  color: var(--text-primary);
  margin: 0 0 var(--space-3);
}

.card__text {
  font-size: var(--text-base);
  line-height: var(--leading-relaxed);
  color: var(--text-secondary);
  margin: 0;
}

/* ── Button System ───────────────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-6);
  font-size: var(--text-sm);
  font-weight: 600;
  line-height: 1.5;
  border-radius: var(--radius-md);
  border: 1px solid transparent;
  transition: all var(--duration-fast) var(--ease-out);
  white-space: nowrap;
  text-decoration: none;
}

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

.btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

/* Variants */
.btn--primary {
  background: var(--color-primary);
  color: var(--text-inverse);
  border-color: var(--color-primary);
}

.btn--primary:hover:not(:disabled) {
  background: var(--color-primary-hover);
  border-color: var(--color-primary-hover);
  transform: translateY(-1px);
  box-shadow: var(--shadow-glow);
}

.btn--primary:active:not(:disabled) {
  background: var(--color-primary-active);
  transform: translateY(0);
}

.btn--secondary {
  background: var(--color-earth);
  color: var(--text-inverse);
  border-color: var(--color-earth);
}

.btn--secondary:hover:not(:disabled) {
  background: var(--color-earth-hover);
  border-color: var(--color-earth-hover);
  transform: translateY(-1px);
}

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

.btn--outline:hover:not(:disabled) {
  background: rgba(46,125,50,0.1);
  border-color: var(--color-primary-hover);
  color: var(--color-primary-hover);
}

.btn--ghost {
  background: transparent;
  color: var(--text-primary);
  border-color: transparent;
}

.btn--ghost:hover:not(:disabled) {
  background: var(--interactive-state-bg);
  color: var(--color-accent);
}

.btn--lg {
  padding: var(--space-4) var(--space-8);
  font-size: var(--text-base);
  border-radius: var(--radius-lg);
}

.btn--sm {
  padding: var(--space-2) var(--space-4);
  font-size: var(--text-xs);
  border-radius: var(--radius-sm);
}

.btn--full { width: 100%; }

/* ── Badge/Chip System ───────────────────────────────────────────────────── */
.badge {
  display: inline-flex;
  align-items: center;
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: 0.03em;
  text-transform: uppercase;
  border-radius: var(--radius-full);
  padding: var(--space-1) var(--space-3);
  white-space: nowrap;
}

.badge--primary {
  color: var(--color-primary);
  background: rgba(46,125,50,0.12);
  border: 1px solid rgba(46,125,50,0.25);
}

.badge--accent {
  color: var(--color-accent);
  background: rgba(88,196,107,0.12);
  border: 1px solid rgba(88,196,107,0.25);
}

.badge--earth {
  color: var(--color-earth);
  background: rgba(176,138,98,0.12);
  border: 1px solid rgba(176,138,98,0.25);
}

.badge--success {
  color: var(--color-accent);
  background: rgba(88,196,107,0.15);
  border: 1px solid rgba(88,196,107,0.3);
}

.badge--muted {
  color: var(--text-muted);
  background: rgba(255,255,255,0.06);
  border: 1px solid var(--border-subtle);
}

.chip {
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
  font-size: var(--text-sm);
  font-weight: 500;
  padding: var(--space-1) var(--space-3);
  border-radius: var(--radius-full);
  background: var(--surface-200);
  border: 1px solid var(--border-default);
  color: var(--text-primary);
}

.chip__remove {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 18px; height: 18px;
  border-radius: 50%;
  color: var(--text-muted);
  transition: all var(--duration-fast) var(--ease-out);
}

.chip__remove:hover {
  background: var(--interactive-state-bg);
  color: var(--color-accent);
}

/* ── Form System ─────────────────────────────────────────────────────────── */
.field {
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
}

.field__label {
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--text-primary);
}

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

.field__error {
  font-size: var(--text-xs);
  color: #f87171;
}

.field input,
.field textarea,
.field select,
.field__select {
  width: 100%;
  padding: var(--space-3) var(--space-4);
  font-size: var(--text-base);
  font-family: inherit;
  color: var(--text-primary);
  background: var(--surface-100);
  border: 1px solid var(--border-default);
  border-radius: var(--radius-md);
  transition: all var(--duration-fast) var(--ease-out);
}

.field input:focus,
.field textarea:focus,
.field select:focus,
.field__select:focus {
  outline: none;
  border-color: var(--border-focus);
  box-shadow: 0 0 0 3px var(--focus-ring);
}

.field input::placeholder,
.field textarea::placeholder {
  color: var(--text-muted);
}

/* ── Header / Navigation ─────────────────────────────────────────────────── */
.site-header {
  position: sticky;
  top: 0;
  z-index: var(--z-nav);
  background: rgba(7, 17, 13, 0.95);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--card-border);
  padding: var(--space-3) var(--space-6);
}

@media (min-width: 768px) {
  .site-header { padding: var(--space-3) var(--space-8); }
}

.header-inner {
  max-width: 1280px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--space-4);
}

.brand-lockup {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  text-decoration: none;
  color: var(--text-primary);
}

.brand-logo {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  border: 1px solid var(--color-accent);
  flex-shrink: 0;
}

.brand-name {
  font-weight: 800;
  font-size: var(--text-lg);
  letter-spacing: 0.02em;
  display: block;
  line-height: 1.2;
}

.brand-tagline {
  font-size: var(--text-xs);
  color: var(--color-accent);
  display: block;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

@media (max-width: 767px) {
  .nav-links { display: none; }
}

.nav-link {
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
  padding: var(--space-2) var(--space-4);
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--text-secondary);
  border-radius: var(--radius-md);
  transition: all var(--duration-fast) var(--ease-out);
}

.nav-link:hover,
.nav-link[aria-current="page"] {
  color: var(--text-primary);
  background: var(--interactive-state-bg);
}

.nav-cta {
  display: none;
}

@media (min-width: 768px) {
  .nav-cta { display: inline-flex; }
}

.menu-toggle {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border-radius: var(--radius-md);
  color: var(--text-primary);
  transition: background var(--duration-fast) var(--ease-out);
}

@media (min-width: 768px) {
  .menu-toggle { display: none; }
}

.menu-toggle:hover {
  background: var(--interactive-state-bg);
}

/* ── Hero Section ────────────────────────────────────────────────────────── */
.hero {
  position: relative;
  padding: var(--space-20) 0;
  overflow: hidden;
}

@media (min-width: 768px) {
  .hero { padding: var(--space-24) 0; }
}

.hero__inner {
  position: relative;
  z-index: 1;
  display: grid;
  gap: var(--space-8);
  align-items: center;
}

@media (min-width: 1024px) {
  .hero__inner {
    grid-template-columns: 1fr 1fr;
    gap: var(--space-12);
  }
}

.hero__tagline {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-sm);
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--color-accent);
}

.hero__tagline::before {
  content: "";
  width: 24px;
  height: 2px;
  background: currentColor;
}

.hero__title {
  font-size: var(--text-4xl);
  font-weight: 800;
  line-height: var(--leading-tight);
  color: var(--text-primary);
  margin: 0;
  letter-spacing: -0.02em;
}

.hero__text {
  font-size: var(--text-lg);
  line-height: var(--leading-relaxed);
  color: var(--text-secondary);
  margin: 0;
  max-width: 56ch;
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-4);
  margin-top: var(--space-2);
}

.hero__trust {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-4);
  margin-top: var(--space-6);
  font-size: var(--text-sm);
  color: var(--text-muted);
}

.hero__trust strong { color: var(--text-primary); }

/* ── Service Cards / Service Grid ────────────────────────────────────────── */
.service-grid {
  display: grid;
  gap: var(--space-6);
  grid-template-columns: 1fr;
}

@media (min-width: 640px) {
  .service-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (min-width: 1024px) {
  .service-grid { grid-template-columns: repeat(3, 1fr); }
}

.service-card {
  background: var(--surface-100);
  border: 1px solid var(--border-default);
  border-radius: var(--radius-xl);
  overflow: hidden;
  transition: transform var(--duration-normal) var(--ease-out),
              box-shadow var(--duration-normal) var(--ease-out),
              border-color var(--duration-normal) var(--ease-out);
}

.service-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: var(--border-strong);
}

.service-card__image {
  width: 100%;
  aspect-ratio: 4/3;
  object-fit: cover;
  transition: transform var(--duration-slower) var(--ease-out);
}

.service-card:hover .service-card__image {
  transform: scale(1.03);
}

.service-card__body {
  padding: var(--space-5);
  display: flex;
  flex-direction: column;
  height: 100%;
}

.service-card__badge {
  margin-bottom: var(--space-3);
}

.service-card__title {
  font-size: var(--text-lg);
  font-weight: 700;
  line-height: var(--leading-snug);
  color: var(--text-primary);
  margin: 0 0 var(--space-2);
}

.service-card__text {
  font-size: var(--text-base);
  line-height: var(--leading-relaxed);
  color: var(--text-secondary);
  margin: 0 0 var(--space-3);
  flex: 1;
}

.service-card__features {
  list-style: none;
  padding: 0;
  margin: 0 0 var(--space-4);
  font-size: var(--text-sm);
  color: var(--text-secondary);
}

.service-card__features li {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-1) 0;
}

.service-card__features li::before {
  content: "✓";
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 16px;
  height: 16px;
  font-size: var(--text-xs);
  font-weight: 700;
  color: var(--color-accent);
  background: rgba(88,196,107,0.15);
  border-radius: 50%;
  flex-shrink: 0;
}

.service-card__action {
  width: 100%;
}

/* ── Service Item (Alternative Layout) ───────────────────────────────────── */
.service-item {
  display: flex;
  gap: var(--space-5);
  padding: var(--space-6);
  background: var(--surface-100);
  border: 1px solid var(--border-default);
  border-radius: var(--radius-xl);
  transition: all var(--duration-normal) var(--ease-out);
}

.service-item:hover {
  border-color: var(--border-strong);
  box-shadow: var(--shadow-md);
}

.service-item__icon {
  flex-shrink: 0;
  width: 56px;
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-lg);
  background: rgba(46,125,50,0.12);
  color: var(--color-accent);
  font-size: 1.5rem;
}

.service-item__title {
  font-size: var(--text-lg);
  font-weight: 700;
  color: var(--text-primary);
  margin: 0 0 var(--space-2);
}

.service-item__desc {
  font-size: var(--text-base);
  line-height: var(--leading-relaxed);
  color: var(--text-secondary);
  margin: 0;
}

/* ── CTA Banner ──────────────────────────────────────────────────────────── */
.cta-banner {
  position: relative;
  padding: var(--space-12) var(--space-6);
  background: linear-gradient(135deg, var(--brand-800) 0%, var(--brand-700) 100%);
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-2xl);
  overflow: hidden;
}

@media (min-width: 768px) {
  .cta-banner { padding: var(--space-16) var(--space-10); }
}

.cta-banner::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at 30% 20%, rgba(88,196,107,0.15) 0%, transparent 60%),
              radial-gradient(ellipse at 70% 80%, rgba(176,138,98,0.1) 0%, transparent 50%);
  pointer-events: none;
}

.cta-banner__inner {
  position: relative;
  z-index: 1;
  max-width: 800px;
  margin: 0 auto;
  text-align: center;
}

.cta-banner__title {
  font-size: var(--text-3xl);
  font-weight: 800;
  line-height: var(--leading-tight);
  color: var(--text-primary);
  margin: 0 0 var(--space-3);
}

.cta-banner__text {
  font-size: var(--text-lg);
  line-height: var(--leading-relaxed);
  color: var(--text-secondary);
  margin: 0 0 var(--space-6);
  max-width: 56ch;
  margin-left: auto;
  margin-right: auto;
}

.cta-banner__actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-4);
  justify-content: center;
}

/* ── Footer ──────────────────────────────────────────────────────────────── */
.site-footer {
  background: var(--surface-0);
  border-top: 1px solid var(--border-subtle);
  padding: var(--space-16) 0 var(--space-8);
}

@media (min-width: 768px) {
  .site-footer { padding: var(--space-20) 0 var(--space-10); }
}

.footer-grid {
  display: grid;
  gap: var(--space-8);
  grid-template-columns: 1fr;
  margin-bottom: var(--space-10);
}

@media (min-width: 640px) {
  .footer-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (min-width: 1024px) {
  .footer-grid { grid-template-columns: 2fr repeat(3, 1fr); }
}

.footer-brand { max-width: 320px; }

.footer-logo {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  margin-bottom: var(--space-4);
}

.footer-tagline {
  font-size: var(--text-base);
  line-height: var(--leading-relaxed);
  color: var(--text-secondary);
  margin: 0 0 var(--space-4);
}

.footer-social {
  display: flex;
  gap: var(--space-3);
}

.footer-social a {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: var(--radius-full);
  background: var(--surface-200);
  color: var(--text-secondary);
  transition: all var(--duration-fast) var(--ease-out);
}

.footer-social a:hover {
  background: var(--color-primary);
  color: var(--text-inverse);
}

.footer-title {
  font-size: var(--text-sm);
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin: 0 0 var(--space-4);
}

.footer-links {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.footer-links a {
  font-size: var(--text-base);
  color: var(--text-secondary);
  transition: color var(--duration-fast) var(--ease-out);
}

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

.footer-contact {
  font-style: normal;
}

.footer-contact p {
  margin: 0 0 var(--space-2);
  font-size: var(--text-base);
  color: var(--text-secondary);
}

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

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

.footer-bottom {
  padding-top: var(--space-6);
  border-top: 1px solid var(--border-subtle);
  text-align: center;
  font-size: var(--text-sm);
  color: var(--text-muted);
}

/* ── Blog Article Styles ─────────────────────────────────────────────────── */
.article {
  max-width: 800px;
  margin: 0 auto;
}

.article__header {
  margin-bottom: var(--space-8);
  text-align: center;
}

@media (min-width: 768px) {
  .article__header { margin-bottom: var(--space-12); }
}

.article__meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: var(--space-3);
  font-size: var(--text-sm);
  color: var(--text-muted);
  margin-bottom: var(--space-4);
}

.article__title {
  font-size: var(--text-3xl);
  font-weight: 800;
  line-height: var(--leading-tight);
  color: var(--text-primary);
  margin: 0 0 var(--space-4);
  letter-spacing: -0.02em;
}

@media (min-width: 768px) {
  .article__title { font-size: var(--text-4xl); }
}

.article__excerpt {
  font-size: var(--text-lg);
  line-height: var(--leading-relaxed);
  color: var(--text-secondary);
  margin: 0;
  max-width: 60ch;
  margin-left: auto;
  margin-right: auto;
}

.article__content {
  font-size: var(--text-base);
  line-height: var(--leading-relaxed);
  color: var(--text-secondary);
}

.article__content h2 {
  font-size: var(--text-2xl);
  font-weight: 700;
  color: var(--text-primary);
  margin: var(--space-10) 0 var(--space-4);
  padding-bottom: var(--space-2);
  border-bottom: 1px solid var(--border-default);
}

.article__content h3 {
  font-size: var(--text-xl);
  font-weight: 700;
  color: var(--text-primary);
  margin: var(--space-8) 0 var(--space-3);
}

.article__content p {
  margin: 0 0 var(--space-4);
}

.article__content ul,
.article__content ol {
  margin: 0 0 var(--space-4);
  padding-left: var(--space-6);
}

.article__content li {
  margin: var(--space-2) 0;
}

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

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

.article__content blockquote {
  margin: var(--space-6) 0;
  padding: var(--space-4) var(--space-6);
  background: var(--surface-100);
  border-left: 4px solid var(--color-primary);
  border-radius: 0 var(--radius-lg) var(--radius-lg) 0;
  font-style: italic;
  color: var(--text-secondary);
}

.article__content table {
  width: 100%;
  border-collapse: collapse;
  margin: var(--space-6) 0;
  font-size: var(--text-sm);
}

.article__content th,
.article__content td {
  padding: var(--space-3) var(--space-4);
  border: 1px solid var(--border-default);
  text-align: left;
}

.article__content th {
  background: var(--surface-200);
  font-weight: 700;
  color: var(--text-primary);
}

.article__content code {
  font-family: var(--font-mono);
  font-size: 0.9em;
  background: var(--surface-200);
  padding: 0.15em 0.4em;
  border-radius: var(--radius-sm);
}

.article__content pre {
  background: var(--surface-0);
  padding: var(--space-4);
  border-radius: var(--radius-lg);
  overflow-x: auto;
  margin: var(--space-6) 0;
}

.article__content pre code {
  background: none;
  padding: 0;
  font-size: var(--text-sm);
}

/* ── FAQ Section ─────────────────────────────────────────────────────────── */
.faq { max-width: 800px; margin: 0 auto; }

.faq__item {
  border: 1px solid var(--border-default);
  border-radius: var(--radius-lg);
  overflow: hidden;
  margin-bottom: var(--space-3);
  background: var(--surface-100);
  transition: border-color var(--duration-fast) var(--ease-out);
}

.faq__item[open] {
  border-color: var(--border-strong);
}

.faq__summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  padding: var(--space-5);
  font-size: var(--text-base);
  font-weight: 600;
  color: var(--text-primary);
  text-align: left;
  cursor: pointer;
  list-style: none;
}

.faq__summary::-webkit-details-marker { display: none; }

.faq__icon {
  flex-shrink: 0;
  width: 24px;
  height: 24px;
  margin-left: var(--space-3);
  color: var(--color-accent);
  transition: transform var(--duration-fast) var(--ease-out);
}

.faq__item[open] .faq__icon {
  transform: rotate(180deg);
}

.faq__content {
  padding: 0 var(--space-5) var(--space-5);
  font-size: var(--text-base);
  line-height: var(--leading-relaxed);
  color: var(--text-secondary);
}

/* ── Breadcrumb ──────────────────────────────────────────────────────────── */
.breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-sm);
  color: var(--text-muted);
  margin-bottom: var(--space-4);
}

.breadcrumb__separator {
  color: var(--text-muted);
}

.breadcrumb__current {
  color: var(--text-primary);
  font-weight: 500;
}

/* ── Floating CTA ────────────────────────────────────────────────────────── */
.floating-cta {
  position: fixed;
  bottom: var(--space-6);
  right: var(--space-6);
  z-index: var(--z-floating-cta);
  box-shadow: var(--shadow-xl), var(--shadow-glow-strong);
  animation: slideUp var(--duration-slower) var(--ease-out);
}

@keyframes slideUp {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}

@media (max-width: 639px) {
  .floating-cta {
    bottom: var(--space-4);
    right: var(--space-4);
    left: var(--space-4);
    border-radius: var(--radius-lg);
  }
  .floating-cta .btn { width: 100%; }
}

/* ── Lazy Background ─────────────────────────────────────────────────────── */
.lazy-bg {
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
}

.lazy-bg.loaded {
  animation: fadeIn var(--duration-normal) var(--ease-out);
}

@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

/* ── Blog Index / Listing ────────────────────────────────────────────────── */
.blog-index {
  display: grid;
  gap: var(--space-6);
  grid-template-columns: 1fr;
}

@media (min-width: 640px) {
  .blog-index { grid-template-columns: repeat(2, 1fr); }
}

@media (min-width: 1024px) {
  .blog-index { grid-template-columns: repeat(3, 1fr); }
}

/* ── Hero Background Image Pattern ───────────────────────────────────────── */
.hero-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
  background-size: cover;
  background-position: center;
  opacity: 0.15;
}

.hero-bg::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, var(--brand-900) 0%, transparent 50%),
              linear-gradient(180deg, transparent 60%, var(--brand-900) 100%);
}

/* ── Reduced Motion ──────────────────────────────────────────────────────── */
@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;
  }
}

/* ── Print Styles ────────────────────────────────────────────────────────── */
@media print {
  .site-header,
  .floating-cta,
  .btn,
  .nav-links {
    display: none !important;
  }
  body {
    background: white !important;
    color: black !important;
  }
  .card, .service-card, .cta-banner {
    border: 1px solid #ccc !important;
    box-shadow: none !important;
    break-inside: avoid;
  }
}