/* ============================================================
   SOLFR — Design Tokens & Component Styles
   Tetradic palette: Teal #4a7878, Purple #614a78,
   Rust #784a4a, Olive #61784a
   ============================================================ */

/* --- Type Scale --- */
:root {
  --text-xs:   clamp(0.75rem,  0.7rem  + 0.25vw, 0.875rem);
  --text-sm:   clamp(0.875rem, 0.8rem  + 0.35vw, 1rem);
  --text-base: clamp(1rem,     0.95rem + 0.25vw, 1.125rem);
  --text-lg:   clamp(1.125rem, 1rem    + 0.75vw, 1.5rem);
  --text-xl:   clamp(1.5rem,   1.2rem  + 1.25vw, 2.25rem);
  --text-2xl:  clamp(2rem,     1.2rem  + 2.5vw,  3.5rem);
  --text-3xl:  clamp(2.5rem,   1rem    + 4vw,    5rem);
  --text-hero: clamp(3rem,     0.5rem  + 7vw,    8rem);

  /* --- Spacing (4px base) --- */
  --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;
  --space-32: 8rem;

  /* --- Radius --- */
  --radius-sm: 0.375rem;
  --radius-md: 0.5rem;
  --radius-lg: 0.75rem;
  --radius-xl: 1rem;
  --radius-full: 9999px;

  /* --- Transition --- */
  --transition-interactive: 180ms cubic-bezier(0.16, 1, 0.3, 1);
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-in: cubic-bezier(0.4, 0, 1, 1);
  --ease-in-out: cubic-bezier(0.4, 0, 0.2, 1);

  /* --- Content Widths --- */
  --content-narrow: 640px;
  --content-default: 960px;
  --content-wide: 1200px;
  --content-full: 100%;

  /* --- Fonts --- */
  --font-display: 'Cabinet Grotesk', 'Helvetica Neue', sans-serif;
  --font-body: 'Satoshi', 'Inter', sans-serif;
}

/* ============================================================
   LIGHT MODE
   ============================================================ */
:root, [data-theme="light"] {
  /* Surfaces — warm stone-gray */
  --color-bg:             #f4f3f0;
  --color-surface:        #faf9f7;
  --color-surface-2:      #ffffff;
  --color-surface-offset: #eeedea;
  --color-border:         #d2d0cb;
  --color-divider:        #dddbd7;

  /* Text */
  --color-text:           #1e2626;
  --color-text-muted:     #5e6666;
  --color-text-faint:     #9aa0a0;
  --color-text-inverse:   #f4f3f0;

  /* Primary — Teal */
  --color-primary:        #4a7878;
  --color-primary-hover:  #3a6060;
  --color-primary-active: #2d4c4c;
  --color-primary-light:  #d0e2e2;

  /* Accent 1 — Purple */
  --color-accent-purple:       #614a78;
  --color-accent-purple-hover: #4e3b60;
  --color-accent-purple-light: #d8cfe2;

  /* Accent 2 — Rust */
  --color-accent-rust:       #784a4a;
  --color-accent-rust-hover: #603a3a;
  --color-accent-rust-light: #e2cfcf;

  /* Accent 3 — Olive */
  --color-accent-olive:       #61784a;
  --color-accent-olive-hover: #4e603a;
  --color-accent-olive-light: #d5e0cc;

  /* Semantic */
  --color-success: #437a22;
  --color-error:   #a12c4a;
  --color-warning: #96651a;

  /* Shadows */
  --shadow-sm: 0 1px 2px oklch(0.2 0.01 180 / 0.06);
  --shadow-md: 0 4px 12px oklch(0.2 0.01 180 / 0.08);
  --shadow-lg: 0 12px 32px oklch(0.2 0.01 180 / 0.12);
}

/* ============================================================
   DARK MODE
   ============================================================ */
[data-theme="dark"] {
  --color-bg:             #121818;
  --color-surface:        #1a2222;
  --color-surface-2:      #212b2b;
  --color-surface-offset: #162020;
  --color-border:         #2e3c3c;
  --color-divider:        #243030;

  --color-text:           #c8cdcd;
  --color-text-muted:     #8a9494;
  --color-text-faint:     #556060;
  --color-text-inverse:   #121818;

  --color-primary:        #6ca0a0;
  --color-primary-hover:  #88b8b8;
  --color-primary-active: #4a7878;
  --color-primary-light:  #1e3434;

  --color-accent-purple:       #907ac0;
  --color-accent-purple-hover: #a892d4;
  --color-accent-purple-light: #241e30;

  --color-accent-rust:       #b07878;
  --color-accent-rust-hover: #c89090;
  --color-accent-rust-light: #2e1e1e;

  --color-accent-olive:       #90b068;
  --color-accent-olive-hover: #a8c880;
  --color-accent-olive-light: #1e2818;

  --color-success: #6daa45;
  --color-error:   #d16080;
  --color-warning: #bb853a;

  --shadow-sm: 0 1px 2px oklch(0 0 0 / 0.2);
  --shadow-md: 0 4px 12px oklch(0 0 0 / 0.3);
  --shadow-lg: 0 12px 32px oklch(0 0 0 / 0.4);
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme]) {
    --color-bg:             #121818;
    --color-surface:        #1a2222;
    --color-surface-2:      #212b2b;
    --color-surface-offset: #162020;
    --color-border:         #2e3c3c;
    --color-divider:        #243030;
    --color-text:           #c8cdcd;
    --color-text-muted:     #8a9494;
    --color-text-faint:     #556060;
    --color-text-inverse:   #121818;
    --color-primary:        #6ca0a0;
    --color-primary-hover:  #88b8b8;
    --color-primary-active: #4a7878;
    --color-primary-light:  #1e3434;
    --color-accent-purple:       #907ac0;
    --color-accent-purple-hover: #a892d4;
    --color-accent-purple-light: #241e30;
    --color-accent-rust:       #b07878;
    --color-accent-rust-hover: #c89090;
    --color-accent-rust-light: #2e1e1e;
    --color-accent-olive:       #90b068;
    --color-accent-olive-hover: #a8c880;
    --color-accent-olive-light: #1e2818;
    --color-success: #6daa45;
    --color-error:   #d16080;
    --color-warning: #bb853a;
    --shadow-sm: 0 1px 2px oklch(0 0 0 / 0.2);
    --shadow-md: 0 4px 12px oklch(0 0 0 / 0.3);
    --shadow-lg: 0 12px 32px oklch(0 0 0 / 0.4);
  }
}

/* ============================================================
   LAYOUT
   ============================================================ */
.container {
  max-width: var(--content-wide);
  margin-inline: auto;
  padding-inline: var(--space-4);
}

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

/* ============================================================
   HEADER / NAV
   ============================================================ */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: oklch(from var(--color-bg) l c h / 0.88);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--color-divider);
  transition: box-shadow 0.3s var(--ease-out);
}

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

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-block: var(--space-4);
  gap: var(--space-6);
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  text-decoration: none;
  color: var(--color-text);
}

.nav-logo svg {
  width: 36px;
  height: 36px;
}

.nav-logo-text {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: var(--text-lg);
  letter-spacing: -0.02em;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: var(--space-6);
  list-style: none;
}

.nav-links a {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  text-decoration: none;
  font-weight: 500;
  transition: color var(--transition-interactive);
}

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

.nav-actions {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.theme-toggle {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-md);
  color: var(--color-text-muted);
  transition: color var(--transition-interactive), background var(--transition-interactive);
}

.theme-toggle:hover {
  color: var(--color-text);
  background: var(--color-surface-offset);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-5);
  border-radius: var(--radius-md);
  font-size: var(--text-sm);
  font-weight: 600;
  font-family: var(--font-body);
  text-decoration: none;
  cursor: pointer;
  transition: background var(--transition-interactive),
              color var(--transition-interactive),
              box-shadow var(--transition-interactive),
              transform var(--transition-interactive);
}

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

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

.btn--outline {
  background: transparent;
  color: var(--color-primary);
  border: 1px solid var(--color-primary);
}
.btn--outline:hover {
  background: var(--color-primary-light);
}

.btn--large {
  padding: var(--space-3) var(--space-8);
  font-size: var(--text-base);
  border-radius: var(--radius-lg);
}

/* Mobile nav toggle */
.nav-toggle {
  display: none;
  width: 44px;
  height: 44px;
  align-items: center;
  justify-content: center;
  color: var(--color-text);
}

@media (max-width: 767px) {
  .nav-links { display: none; }
  .nav-toggle { display: flex; }
  .nav-links.is-open {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--color-surface);
    border-bottom: 1px solid var(--color-divider);
    padding: var(--space-4);
    gap: var(--space-4);
  }
}

/* ============================================================
   HERO
   ============================================================ */
.hero {
  padding: clamp(var(--space-16), 10vw, var(--space-32)) 0;
  text-align: left;
  position: relative;
  overflow: hidden;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-8);
  align-items: center;
}

@media (min-width: 768px) {
  .hero-grid {
    grid-template-columns: 1.2fr 1fr;
    gap: var(--space-12);
  }
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-1) var(--space-3);
  background: var(--color-primary-light);
  color: var(--color-primary);
  border-radius: var(--radius-full);
  font-size: var(--text-xs);
  font-weight: 600;
  margin-bottom: var(--space-6);
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.hero h1 {
  font-family: var(--font-display);
  font-size: var(--text-3xl);
  font-weight: 800;
  letter-spacing: -0.03em;
  color: var(--color-text);
  margin-bottom: var(--space-6);
  line-height: 1.05;
}

.hero h1 .text-accent {
  color: var(--color-primary);
}

.hero-description {
  font-size: var(--text-base);
  color: var(--color-text-muted);
  max-width: 48ch;
  margin-bottom: var(--space-4);
  line-height: 1.7;
}

.hero-notice {
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-accent-rust);
  margin-bottom: var(--space-8);
}

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

.hero-visual {
  position: relative;
}

.hero-graphic {
  width: 100%;
  aspect-ratio: 1;
  max-width: 480px;
  margin-inline: auto;
  position: relative;
}

.hero-graphic-ring {
  position: absolute;
  inset: 0;
  border-radius: 50%;
  border: 2px solid var(--color-border);
  opacity: 0.5;
}

.hero-graphic-ring:nth-child(2) {
  inset: 12%;
  border-color: var(--color-primary);
  opacity: 0.3;
}

.hero-graphic-ring:nth-child(3) {
  inset: 24%;
  border-color: var(--color-accent-purple);
  opacity: 0.2;
}

.hero-graphic-center {
  position: absolute;
  inset: 36%;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--color-primary), var(--color-accent-purple));
  display: flex;
  align-items: center;
  justify-content: center;
}

.hero-graphic-center svg {
  width: 40%;
  height: 40%;
  color: #fff;
}

/* Floating accent dots in hero */
.hero-dot {
  position: absolute;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  opacity: 0.6;
}

.hero-dot--teal { background: var(--color-primary); top: 15%; right: 20%; }
.hero-dot--purple { background: var(--color-accent-purple); bottom: 25%; right: 10%; }
.hero-dot--rust { background: var(--color-accent-rust); top: 40%; right: 5%; }
.hero-dot--olive { background: var(--color-accent-olive); bottom: 10%; left: 20%; }

/* ============================================================
   SECTION COMMON
   ============================================================ */
.section {
  padding-block: clamp(var(--space-12), 8vw, var(--space-24));
}

.section--alt { background: var(--color-surface); }
.section--dark {
  background: var(--color-primary-active);
  color: var(--color-text-inverse);
}

[data-theme="dark"] .section--dark {
  background: var(--color-surface);
}

.section-header {
  margin-bottom: clamp(var(--space-8), 4vw, var(--space-16));
}

.section-label {
  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-3);
}

.section-title {
  font-family: var(--font-display);
  font-size: var(--text-2xl);
  font-weight: 800;
  letter-spacing: -0.02em;
  color: var(--color-text);
  margin-bottom: var(--space-4);
}

.section--dark .section-title { color: var(--color-text-inverse); }

.section-subtitle {
  font-size: var(--text-base);
  color: var(--color-text-muted);
  max-width: 56ch;
}

.section--dark .section-subtitle { color: oklch(from var(--color-text-inverse) l c h / 0.75); }

/* ============================================================
   SERVICES GRID (Asymmetric — NOT the 3-column AI trap)
   ============================================================ */
.services-grid {
  display: grid;
  gap: var(--space-4);
  grid-template-columns: 1fr;
}

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

@media (min-width: 1024px) {
  .services-grid {
    grid-template-columns: repeat(2, 1fr);
    grid-template-rows: auto auto;
  }
  .service-card:first-child {
    grid-row: 1 / 3;
  }
}

.service-card {
  background: var(--color-surface-2);
  border: 1px solid oklch(from var(--color-text) l c h / 0.08);
  border-radius: var(--radius-lg);
  padding: var(--space-8);
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
  transition: box-shadow var(--transition-interactive),
              border-color var(--transition-interactive);
}

.service-card:hover {
  box-shadow: var(--shadow-md);
  border-color: oklch(from var(--color-primary) l c h / 0.2);
}

.service-card:first-child {
  padding: var(--space-10);
}

.service-icon {
  width: 44px;
  height: 44px;
  color: var(--color-primary);
  flex-shrink: 0;
}

.service-card:nth-child(2) .service-icon { color: var(--color-accent-purple); }
.service-card:nth-child(3) .service-icon { color: var(--color-accent-rust); }
.service-card:nth-child(4) .service-icon { color: var(--color-accent-olive); }

.service-card h3 {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 700;
  color: var(--color-text);
}

.service-card p {
  font-size: var(--text-base);
  color: var(--color-text-muted);
  line-height: 1.65;
}

.service-card:first-child h3 {
  font-size: var(--text-xl);
}

/* ============================================================
   STATS STRIP
   ============================================================ */
.stats-strip {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-4);
  padding-block: var(--space-8);
}

@media (min-width: 768px) {
  .stats-strip {
    grid-template-columns: repeat(4, 1fr);
  }
}

.stat {
  text-align: center;
  padding: var(--space-6);
}

.stat-value {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-weight: 800;
  color: var(--color-text);
  font-variant-numeric: tabular-nums;
}

.stat-label {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  margin-top: var(--space-1);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  font-weight: 500;
}

/* ============================================================
   PROCESS / WORKFLOW
   ============================================================ */
.process-grid {
  display: grid;
  gap: var(--space-6);
  grid-template-columns: 1fr;
}

@media (min-width: 768px) {
  .process-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-8);
  }
}

.process-step {
  position: relative;
  padding: var(--space-6);
}

.process-step-number {
  font-family: var(--font-display);
  font-size: var(--text-2xl);
  font-weight: 800;
  color: var(--color-primary-light);
  line-height: 1;
  margin-bottom: var(--space-3);
}

[data-theme="dark"] .process-step-number {
  color: var(--color-border);
}

.process-step h3 {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: var(--space-2);
}

.process-step p {
  color: var(--color-text-muted);
  font-size: var(--text-base);
  line-height: 1.65;
}

@media (min-width: 768px) {
  .process-step::after {
    content: '';
    position: absolute;
    top: 50%;
    right: calc(-1 * var(--space-4));
    width: var(--space-8);
    height: 1px;
    background: var(--color-divider);
  }
  .process-step:last-child::after { display: none; }
}

/* ============================================================
   FEATURES — Alternating rows
   ============================================================ */
.feature-row {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-8);
  align-items: center;
  padding-block: var(--space-8);
}

@media (min-width: 768px) {
  .feature-row {
    grid-template-columns: 1fr 1fr;
    gap: var(--space-12);
  }
  .feature-row--reverse .feature-content { order: 2; }
  .feature-row--reverse .feature-visual { order: 1; }
}

.feature-content {}

.feature-content h3 {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: var(--space-4);
}

.feature-content p {
  color: var(--color-text-muted);
  font-size: var(--text-base);
  line-height: 1.7;
  margin-bottom: var(--space-4);
}

.feature-tags {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
}

.feature-tag {
  font-size: var(--text-xs);
  font-weight: 600;
  padding: var(--space-1) var(--space-3);
  border-radius: var(--radius-full);
  background: var(--color-primary-light);
  color: var(--color-primary);
}

.feature-tag--purple { background: var(--color-accent-purple-light); color: var(--color-accent-purple); }
.feature-tag--rust { background: var(--color-accent-rust-light); color: var(--color-accent-rust); }
.feature-tag--olive { background: var(--color-accent-olive-light); color: var(--color-accent-olive); }

.feature-visual {
  background: var(--color-surface);
  border: 1px solid oklch(from var(--color-text) l c h / 0.06);
  border-radius: var(--radius-xl);
  aspect-ratio: 4/3;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  position: relative;
}

.feature-visual-inner {
  width: 80%;
  height: 70%;
  border-radius: var(--radius-md);
  background: linear-gradient(135deg, var(--color-primary-light), var(--color-surface-2));
  border: 1px solid oklch(from var(--color-text) l c h / 0.06);
  position: relative;
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  padding: var(--space-4);
}

.feature-visual-bar {
  height: 8px;
  border-radius: var(--radius-full);
  background: var(--color-primary);
  opacity: 0.3;
}
.feature-visual-bar:nth-child(2) { width: 70%; background: var(--color-accent-purple); }
.feature-visual-bar:nth-child(3) { width: 50%; background: var(--color-accent-olive); }

/* ============================================================
   TESTIMONIAL
   ============================================================ */
.testimonial-section {
  padding-block: clamp(var(--space-12), 8vw, var(--space-24));
}

.testimonials-grid {
  display: grid;
  gap: var(--space-4);
  grid-template-columns: 1fr;
}

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

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

.testimonial-card {
  background: var(--color-surface-2);
  border: 1px solid oklch(from var(--color-text) l c h / 0.06);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

.testimonial-card blockquote {
  font-size: var(--text-base);
  color: var(--color-text);
  line-height: 1.65;
  font-style: normal;
}

.testimonial-author {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  margin-top: auto;
}

.testimonial-avatar {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-full);
  background: var(--color-primary-light);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: var(--text-sm);
  color: var(--color-primary);
}

.testimonial-card:nth-child(2) .testimonial-avatar {
  background: var(--color-accent-purple-light);
  color: var(--color-accent-purple);
}

.testimonial-card:nth-child(3) .testimonial-avatar {
  background: var(--color-accent-rust-light);
  color: var(--color-accent-rust);
}

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

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

/* ============================================================
   CTA
   ============================================================ */
.cta-section {
  padding-block: clamp(var(--space-16), 10vw, var(--space-32));
  text-align: center;
}

.cta-inner {
  background: var(--color-primary);
  border-radius: var(--radius-xl);
  padding: clamp(var(--space-8), 6vw, var(--space-16));
  max-width: var(--content-default);
  margin-inline: auto;
  position: relative;
  overflow: hidden;
}

.cta-inner::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 30% 50%, oklch(from var(--color-accent-purple) l c h / 0.15), transparent 60%),
              radial-gradient(circle at 80% 80%, oklch(from var(--color-accent-olive) l c h / 0.1), transparent 50%);
}

.cta-inner > * { position: relative; }

.cta-title {
  font-family: var(--font-display);
  font-size: var(--text-2xl);
  font-weight: 800;
  color: #fff;
  letter-spacing: -0.02em;
  margin-bottom: var(--space-4);
}

.cta-subtitle {
  font-size: var(--text-base);
  color: oklch(1 0 0 / 0.8);
  max-width: 48ch;
  margin-inline: auto;
  margin-bottom: var(--space-8);
}

.btn--white {
  background: #fff;
  color: var(--color-primary-active);
}

.btn--white:hover {
  background: oklch(1 0 0 / 0.9);
  box-shadow: var(--shadow-md);
}

/* ============================================================
   FOOTER
   ============================================================ */
.site-footer {
  border-top: 1px solid var(--color-divider);
  padding-block: var(--space-12);
  background: var(--color-surface);
}

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

@media (min-width: 768px) {
  .footer-grid {
    grid-template-columns: 2fr repeat(2, 1fr);
    gap: var(--space-12);
  }
}

.footer-brand p {
  color: var(--color-text-muted);
  font-size: var(--text-sm);
  margin-top: var(--space-3);
  max-width: 32ch;
}

.footer-group h4 {
  font-size: var(--text-sm);
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: var(--space-4);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

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

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

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

.footer-bottom {
  margin-top: var(--space-8);
  padding-top: var(--space-6);
  border-top: 1px solid var(--color-divider);
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
  gap: var(--space-4);
  font-size: var(--text-xs);
  color: var(--color-text-muted);
}

/* ============================================================
   SCROLL ANIMATIONS
   ============================================================ */
.fade-in { opacity: 1; }

@supports (animation-timeline: scroll()) {
  .fade-in {
    opacity: 0;
    animation: reveal-fade linear both;
    animation-timeline: view();
    animation-range: entry 0% entry 100%;
  }
}

@keyframes reveal-fade {
  to { opacity: 1; }
}

.reveal-up { opacity: 1; }

@supports (animation-timeline: scroll()) {
  .reveal-up {
    clip-path: inset(100% 0 0 0);
    animation: reveal-clip linear both;
    animation-timeline: view();
    animation-range: entry 0% entry 100%;
  }
}

@keyframes reveal-clip {
  to { clip-path: inset(0 0 0 0); }
}