/* =========================================================
   NOVATEKI — Small Business Tech Architect
   Custom palette: ink + parchment + blueprint accent
   ========================================================= */

:root,
[data-theme='light'] {
  /* Surfaces — warm paper */
  --color-bg: #F4F2EC;
  --color-surface: #FAF8F3;
  --color-surface-2: #FFFDF7;
  --color-surface-offset: #ECE9E1;
  --color-surface-offset-2: #E2DED4;
  --color-divider: #D8D3C8;
  --color-border: #C8C2B4;

  /* Text — deep ink */
  --color-text: #15181E;
  --color-text-muted: #5A5E68;
  --color-text-faint: #97999E;
  --color-text-inverse: #FAF8F3;

  /* Primary — blueprint cyan/teal */
  --color-primary: #1F5466;
  --color-primary-hover: #143945;
  --color-primary-active: #0E2B34;
  --color-primary-soft: #DCE6E9;
  --color-primary-ink: #0A1F26;

  /* Accent — warm terracotta, used sparingly */
  --color-accent: #B6582B;

  /* Semantic */
  --color-success: #466F2A;
  --color-error: #A03B3B;

  /* Type scale */
  --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, 1.0625rem);
  --text-lg: clamp(1.125rem, 1rem + 0.6vw, 1.375rem);
  --text-xl: clamp(1.5rem, 1.2rem + 1.25vw, 2.25rem);
  --text-2xl: clamp(2rem, 1.2rem + 2.5vw, 3.25rem);
  --text-3xl: clamp(2.5rem, 1rem + 4vw, 4.5rem);
  --text-hero: clamp(2.75rem, 0.5rem + 6.5vw, 6.5rem);

  /* Spacing */
  --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;

  /* Motion */
  --transition-interactive: 200ms cubic-bezier(0.16, 1, 0.3, 1);
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);

  /* Shadows — tone-matched warm */
  --shadow-sm: 0 1px 2px rgb(21 24 30 / 0.06);
  --shadow-md: 0 6px 18px rgb(21 24 30 / 0.08);
  --shadow-lg: 0 18px 40px rgb(21 24 30 / 0.12);

  /* Widths */
  --content-narrow: 640px;
  --content-default: 1040px;
  --content-wide: 1240px;

  /* Fonts */
  --font-display: 'Cabinet Grotesk', 'General Sans', 'Inter', system-ui, sans-serif;
  --font-body: 'Satoshi', 'Inter', system-ui, -apple-system, sans-serif;
  --font-mono: 'JetBrains Mono', ui-monospace, SFMono-Regular, monospace;
}

[data-theme='dark'] {
  --color-bg: #0E1014;
  --color-surface: #14171C;
  --color-surface-2: #181B21;
  --color-surface-offset: #1C2026;
  --color-surface-offset-2: #232830;
  --color-divider: #262B33;
  --color-border: #2F353F;

  --color-text: #E8E6E0;
  --color-text-muted: #9398A0;
  --color-text-faint: #5F656E;
  --color-text-inverse: #15181E;

  --color-primary: #6EB5C7;
  --color-primary-hover: #8FCBDB;
  --color-primary-active: #B0DDEA;
  --color-primary-soft: #1B2F36;
  --color-primary-ink: #C7E0E7;

  --color-accent: #E08654;
  --color-success: #7DAE5A;
  --color-error: #D26A6A;

  --shadow-sm: 0 1px 2px rgb(0 0 0 / 0.4);
  --shadow-md: 0 8px 24px rgb(0 0 0 / 0.45);
  --shadow-lg: 0 22px 48px rgb(0 0 0 / 0.55);
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme]) {
    --color-bg: #0E1014;
    --color-surface: #14171C;
    --color-surface-2: #181B21;
    --color-surface-offset: #1C2026;
    --color-surface-offset-2: #232830;
    --color-divider: #262B33;
    --color-border: #2F353F;
    --color-text: #E8E6E0;
    --color-text-muted: #9398A0;
    --color-text-faint: #5F656E;
    --color-text-inverse: #15181E;
    --color-primary: #6EB5C7;
    --color-primary-hover: #8FCBDB;
    --color-primary-active: #B0DDEA;
    --color-primary-soft: #1B2F36;
    --color-primary-ink: #C7E0E7;
    --color-accent: #E08654;
  }
}

/* =========================================================
   LAYOUT PRIMITIVES
   ========================================================= */

.container {
  width: 100%;
  max-width: var(--content-wide);
  margin-inline: auto;
  padding-inline: clamp(1.25rem, 4vw, 2.5rem);
}

.container-narrow {
  max-width: var(--content-default);
  margin-inline: auto;
  padding-inline: clamp(1.25rem, 4vw, 2.5rem);
}

section {
  padding-block: clamp(var(--space-16), 9vw, var(--space-32));
  position: relative;
}

.section-tight {
  padding-block: clamp(var(--space-12), 7vw, var(--space-20));
}

/* Section eyebrow label (numbered) */
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: var(--space-3);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-text-muted);
  margin-bottom: var(--space-6);
}
.eyebrow::before {
  content: '';
  width: 28px; height: 1px;
  background: var(--color-text-muted);
  opacity: 0.6;
}
.eyebrow-inverse { color: color-mix(in oklab, var(--color-text-inverse) 70%, transparent); }
.eyebrow-inverse::before { background: color-mix(in oklab, var(--color-text-inverse) 50%, transparent); opacity: 1; }
[data-theme='dark'] .eyebrow-inverse,
:root:not([data-theme]) .eyebrow-inverse { color: var(--color-text-muted); }
[data-theme='dark'] .eyebrow-inverse::before,
:root:not([data-theme]) .eyebrow-inverse::before { background: var(--color-text-muted); }

/* =========================================================
   TYPOGRAPHY UTILITIES
   ========================================================= */

.h-hero {
  font-family: var(--font-display);
  font-size: var(--text-hero);
  font-weight: 600;
  line-height: 0.98;
  letter-spacing: -0.035em;
}

.h-display {
  font-family: var(--font-display);
  font-size: var(--text-3xl);
  font-weight: 600;
  line-height: 1.02;
  letter-spacing: -0.03em;
}

.h-section {
  font-family: var(--font-display);
  font-size: var(--text-2xl);
  font-weight: 600;
  line-height: 1.05;
  letter-spacing: -0.025em;
}

.h-card {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 600;
  letter-spacing: -0.015em;
}

.lede {
  font-size: var(--text-lg);
  color: var(--color-text-muted);
  max-width: 60ch;
  line-height: 1.55;
}

.muted { color: var(--color-text-muted); }
.mono { font-family: var(--font-mono); font-feature-settings: "tnum" 1, "lnum" 1; }

/* =========================================================
   HEADER / NAV
   ========================================================= */

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: color-mix(in oklab, var(--color-bg) 88%, transparent);
  backdrop-filter: saturate(160%) blur(14px);
  -webkit-backdrop-filter: saturate(160%) blur(14px);
  border-bottom: 1px solid transparent;
  transition: border-color var(--transition-interactive), background var(--transition-interactive);
}
.site-header[data-scrolled='true'] {
  border-bottom-color: var(--color-border);
  background: color-mix(in oklab, var(--color-bg) 94%, transparent);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-6);
  height: 72px;
  width: 100%;
  max-width: var(--content-wide);
  margin-inline: auto;
  padding-inline: clamp(1.25rem, 4vw, 2.5rem);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: var(--space-3);
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1.125rem;
  letter-spacing: -0.01em;
  color: var(--color-text);
}
.brand:hover { color: var(--color-primary); }
.brand svg { color: var(--color-primary); }

.nav-links {
  display: flex;
  align-items: center;
  gap: var(--space-8);
  list-style: none;
}
.nav-links a {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  position: relative;
  padding: 0.25rem 0;
}
.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: inline-flex; align-items: center; justify-content: center;
  border-radius: var(--radius-full);
  color: var(--color-text-muted);
  border: 1px solid transparent;
}
.theme-toggle:hover {
  color: var(--color-text);
  border-color: var(--color-border);
  background: var(--color-surface);
}

.nav-toggle {
  display: none;
  width: 40px; height: 40px;
  align-items: center; justify-content: center;
  color: var(--color-text);
}

@media (max-width: 880px) {
  .nav-links { display: none; }
  .nav-toggle { display: inline-flex; }
  .nav-links.is-open {
    display: flex;
    position: fixed;
    inset: 72px 0 auto 0;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: var(--space-4) clamp(1.25rem, 4vw, 2.5rem) var(--space-8);
    background: var(--color-bg);
    border-bottom: 1px solid var(--color-border);
    box-shadow: var(--shadow-lg);
    z-index: 49;
    max-height: calc(100dvh - 72px);
    overflow-y: auto;
  }
  .nav-links.is-open li { width: 100%; }
  .nav-links.is-open a {
    display: block;
    font-size: var(--text-lg);
    color: var(--color-text);
    padding: var(--space-4) 0;
    width: 100%;
    border-bottom: 1px solid var(--color-divider);
  }
  .nav-links.is-open li:last-child a { border-bottom: 0; }
}

/* =========================================================
   BUTTONS
   ========================================================= */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  height: 48px;
  padding-inline: var(--space-6);
  border-radius: var(--radius-full);
  font-size: var(--text-sm);
  font-weight: 500;
  letter-spacing: -0.005em;
  border: 1px solid transparent;
  white-space: nowrap;
  line-height: 1;
}

.btn-primary {
  background: var(--color-text);
  color: var(--color-text-inverse);
  border-color: var(--color-text);
}
.btn-primary:hover {
  background: var(--color-primary);
  border-color: var(--color-primary);
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}
[data-theme='dark'] .btn-primary,
:root:not([data-theme]) .btn-primary {
  background: var(--color-text);
  color: var(--color-bg);
}

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

.btn-sm { height: 38px; padding-inline: var(--space-4); font-size: var(--text-xs); letter-spacing: 0.02em; }

.btn-arrow {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  color: var(--color-text);
  font-weight: 500;
  font-size: var(--text-sm);
  padding-block: var(--space-2);
  border-bottom: 1px solid var(--color-border);
}
.btn-arrow svg { transition: transform var(--transition-interactive); }
.btn-arrow:hover { color: var(--color-primary); border-bottom-color: var(--color-primary); }
.btn-arrow:hover svg { transform: translateX(4px); }

/* =========================================================
   HERO
   ========================================================= */

.hero {
  padding-top: clamp(var(--space-10), 6vw, var(--space-20));
  padding-bottom: clamp(var(--space-16), 9vw, var(--space-32));
  position: relative;
  overflow: hidden;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-12);
  align-items: start;
}

.hero-meta {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-6);
  margin-bottom: var(--space-10);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-text-muted);
}
.hero-meta span { display: inline-flex; align-items: center; gap: var(--space-2); }
.hero-meta .dot { width: 6px; height: 6px; border-radius: 50%; background: var(--color-primary); display: inline-block; }

.hero-title { margin-bottom: var(--space-8); }
.hero-title .accent { color: var(--color-primary); font-style: italic; font-weight: 500; }

.hero-sub {
  max-width: 56ch;
  font-size: var(--text-lg);
  color: var(--color-text-muted);
  margin-bottom: var(--space-10);
  line-height: 1.5;
}

.hero-ctas {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  align-items: center;
  margin-bottom: var(--space-12);
}

.hero-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-6);
  padding-top: var(--space-8);
  border-top: 1px solid var(--color-border);
  max-width: 720px;
}
.hero-stat .num {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-weight: 600;
  letter-spacing: -0.02em;
  display: block;
  line-height: 1;
  margin-bottom: var(--space-2);
}
.hero-stat .label {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-text-muted);
}

@media (max-width: 640px) {
  .hero-stats { grid-template-columns: 1fr; gap: var(--space-4); }
  .hero-stat { padding-bottom: var(--space-4); border-bottom: 1px solid var(--color-divider); }
  .hero-stat:last-child { border-bottom: 0; padding-bottom: 0; }
}

/* Blueprint backdrop */
.blueprint-bg {
  position: absolute;
  inset: 0;
  z-index: -1;
  background-image:
    linear-gradient(to right, color-mix(in oklab, var(--color-text) 4%, transparent) 1px, transparent 1px),
    linear-gradient(to bottom, color-mix(in oklab, var(--color-text) 4%, transparent) 1px, transparent 1px);
  background-size: 64px 64px;
  background-position: top left;
  mask-image: radial-gradient(ellipse 90% 70% at 70% 30%, black 30%, transparent 80%);
  -webkit-mask-image: radial-gradient(ellipse 90% 70% at 70% 30%, black 30%, transparent 80%);
  pointer-events: none;
}

/* Hero side card */
.hero-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: var(--space-6);
  box-shadow: var(--shadow-sm);
  position: relative;
  overflow: hidden;
}
.hero-card-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--space-5);
  padding-bottom: var(--space-4);
  border-bottom: 1px solid var(--color-divider);
}
.hero-card-head h3 {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--color-text-muted);
  font-weight: 500;
}
.hero-card-head .status {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  color: var(--color-success);
  display: inline-flex; align-items: center; gap: var(--space-2);
}
.hero-card-head .status::before {
  content: ''; width: 6px; height: 6px; border-radius: 50%;
  background: var(--color-success);
  box-shadow: 0 0 0 4px color-mix(in oklab, var(--color-success) 20%, transparent);
  animation: pulse 2s ease-in-out infinite;
}
@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.5; }
}

.stack-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}
.stack-list li {
  display: grid;
  grid-template-columns: 1.4em 1fr auto;
  gap: var(--space-3);
  align-items: center;
  font-size: var(--text-sm);
  padding: var(--space-3);
  border-radius: var(--radius-md);
  background: var(--color-surface-2);
  border: 1px solid var(--color-divider);
}
.stack-list svg { color: var(--color-primary); }
.stack-list .layer-name { font-weight: 500; }
.stack-list .layer-tag {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-text-muted);
}

@media (min-width: 1024px) {
  .hero-grid {
    grid-template-columns: minmax(0, 1.4fr) minmax(0, 1fr);
    gap: var(--space-16);
    align-items: center;
  }
}

/* =========================================================
   PROOF STRIP
   ========================================================= */

.proof {
  border-block: 1px solid var(--color-border);
  background: var(--color-surface);
  padding-block: var(--space-8);
}
.proof-inner {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: var(--space-10);
  align-items: center;
}
.proof-label {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--color-text-muted);
  max-width: 18ch;
  line-height: 1.5;
}
.proof-tags {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3) var(--space-6);
  list-style: none;
}
.proof-tags li {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 500;
  color: var(--color-text);
  letter-spacing: -0.01em;
}
.proof-tags li + li::before {
  content: '·';
  margin-right: var(--space-6);
  color: var(--color-text-faint);
}

@media (max-width: 720px) {
  .proof-inner { grid-template-columns: 1fr; gap: var(--space-5); }
  .proof-tags { gap: var(--space-3); }
  .proof-tags li { font-size: var(--text-base); }
  .proof-tags li + li::before { margin-right: var(--space-3); }
}

/* =========================================================
   PHOTO BAND
   ========================================================= */

.photo-band {
  padding-top: 0;
}

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

@media (min-width: 820px) {
  .photo-grid {
    grid-template-columns: 1.25fr 0.875fr 0.875fr;
    align-items: stretch;
  }
}

.photo-card {
  position: relative;
  min-height: 360px;
  overflow: hidden;
  border-radius: var(--radius-xl);
  border: 1px solid var(--color-border);
  background: var(--color-surface);
  box-shadow: var(--shadow-sm);
  isolation: isolate;
}

.photo-card::after {
  content: '';
  position: absolute;
  inset: 0;
  z-index: 1;
  background:
    linear-gradient(to top, rgb(10 12 16 / 0.82), rgb(10 12 16 / 0.24) 52%, rgb(10 12 16 / 0.04)),
    linear-gradient(to right, rgb(31 84 102 / 0.18), transparent 58%);
  pointer-events: none;
}

.photo-card img {
  width: 100%;
  height: 100%;
  min-height: inherit;
  display: block;
  object-fit: cover;
  filter: saturate(0.86) contrast(1.03);
  transform: scale(1.01);
}

.photo-card figcaption {
  position: absolute;
  z-index: 2;
  left: var(--space-5);
  right: var(--space-5);
  bottom: var(--space-5);
  color: var(--color-text-inverse);
  font-size: var(--text-sm);
  line-height: 1.45;
  max-width: 34ch;
}

.photo-card figcaption span {
  display: block;
  margin-bottom: var(--space-2);
  font-family: var(--font-mono);
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: color-mix(in oklab, var(--color-text-inverse) 74%, transparent);
}

@media (min-width: 820px) {
  .photo-card-wide {
    min-height: 440px;
  }
}

@media (max-width: 640px) {
  .photo-card {
    min-height: 300px;
    border-radius: var(--radius-lg);
  }
}

/* =========================================================
   SECTION HEADERS
   ========================================================= */

.section-head {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-6);
  margin-bottom: var(--space-16);
  max-width: 1100px;
}
@media (min-width: 900px) {
  .section-head {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, 1fr);
    gap: var(--space-16);
    align-items: end;
  }
}
.section-head .title { max-width: 18ch; }
.section-head .desc { color: var(--color-text-muted); font-size: var(--text-base); max-width: 50ch; }

/* =========================================================
   SERVICES GRID
   ========================================================= */

.services-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1px;
  background: var(--color-border);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
}
@media (min-width: 720px) { .services-grid { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1100px) { .services-grid { grid-template-columns: repeat(3, 1fr); } }

.service {
  background: var(--color-surface);
  padding: clamp(var(--space-6), 3vw, var(--space-10));
  display: flex;
  flex-direction: column;
  gap: var(--space-5);
  min-height: 320px;
  position: relative;
  transition: background var(--transition-interactive);
}
.service:hover { background: var(--color-surface-2); }

.service-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: var(--space-3);
}
.service-num {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.12em;
  color: var(--color-text-faint);
}
.service-icon {
  width: 44px; height: 44px;
  display: inline-flex;
  align-items: center; justify-content: center;
  border-radius: var(--radius-md);
  background: var(--color-primary-soft);
  color: var(--color-primary);
  border: 1px solid color-mix(in oklab, var(--color-primary) 18%, transparent);
}
[data-theme='dark'] .service-icon,
:root:not([data-theme]) .service-icon { background: var(--color-primary-soft); }
.service h3 { margin-top: var(--space-2); }

.service p {
  color: var(--color-text-muted);
  font-size: var(--text-sm);
  line-height: 1.55;
  flex: 1;
}

.service-tags {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  list-style: none;
  margin-top: var(--space-2);
}
.service-tags li {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  padding: 0.3rem var(--space-2);
  border-radius: var(--radius-sm);
  background: var(--color-surface-offset);
  color: var(--color-text-muted);
  border: 1px solid var(--color-divider);
}

/* =========================================================
   PROCESS / TIMELINE
   ========================================================= */

.process {
  background: var(--color-text);
  color: var(--color-text-inverse);
}
.process .eyebrow { color: color-mix(in oklab, var(--color-text-inverse) 70%, transparent); }
.process .eyebrow::before { background: color-mix(in oklab, var(--color-text-inverse) 50%, transparent); }
.process .h-section, .process h2 { color: var(--color-text-inverse); }
.process .lede { color: color-mix(in oklab, var(--color-text-inverse) 70%, transparent); }

.process-steps {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1px;
  background: color-mix(in oklab, var(--color-text-inverse) 14%, transparent);
  margin-top: var(--space-12);
}
@media (min-width: 720px) { .process-steps { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1100px) { .process-steps { grid-template-columns: repeat(4, 1fr); } }

.step {
  padding: var(--space-8) var(--space-6) var(--space-10);
  background: var(--color-text);
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
  min-height: 280px;
}
.step .step-num {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.16em;
  color: color-mix(in oklab, var(--color-text-inverse) 55%, transparent);
}
.step h3 {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 600;
  color: var(--color-text-inverse);
}
.step p {
  color: color-mix(in oklab, var(--color-text-inverse) 70%, transparent);
  font-size: var(--text-sm);
  line-height: 1.55;
}

/* =========================================================
   ABOUT / FOUNDER
   ========================================================= */

.about-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-12);
}
@media (min-width: 900px) {
  .about-grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.2fr);
    gap: var(--space-16);
    align-items: start;
  }
}

.about-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: var(--space-8);
  display: flex;
  flex-direction: column;
  gap: var(--space-5);
}
@media (min-width: 900px) and (min-height: 760px) {
  .about-card { position: sticky; top: 96px; }
}
.about-card .role {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--color-text-muted);
}
.about-card h3 {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-weight: 600;
  letter-spacing: -0.02em;
}
.about-card .meta {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  font-size: var(--text-sm);
  padding-top: var(--space-4);
  border-top: 1px solid var(--color-divider);
}
.about-card .meta-row {
  display: flex;
  justify-content: space-between;
  gap: var(--space-4);
}
.about-card .meta-row .k {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-text-muted);
}
.about-card .meta-row .v { color: var(--color-text); text-align: right; }

.monogram {
  width: 72px; height: 72px;
  display: inline-flex; align-items: center; justify-content: center;
  background: var(--color-primary-soft);
  color: var(--color-primary);
  border-radius: var(--radius-lg);
  font-family: var(--font-display);
  font-size: 1.75rem;
  font-weight: 600;
  letter-spacing: -0.02em;
}

.about-body p {
  font-size: var(--text-base);
  color: var(--color-text-muted);
  max-width: 60ch;
}
.about-body p + p { margin-top: var(--space-5); }
.about-body p strong { color: var(--color-text); font-weight: 600; }

.principles {
  margin-top: var(--space-10);
  list-style: none;
  display: grid;
  grid-template-columns: 1fr;
  gap: 1px;
  background: var(--color-border);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
}
@media (min-width: 720px) { .principles { grid-template-columns: repeat(2, 1fr); } }

.principle {
  background: var(--color-surface);
  padding: var(--space-6);
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}
.principle .num {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.12em;
  color: var(--color-text-faint);
  margin-bottom: var(--space-1);
}
.principle h4 {
  font-family: var(--font-display);
  font-size: var(--text-base);
  font-weight: 600;
}
.principle p { font-size: var(--text-sm); color: var(--color-text-muted); }

/* =========================================================
   ENGAGEMENT TIERS
   ========================================================= */

.tiers {
  background: var(--color-surface);
}
.tiers-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-6);
}
@media (min-width: 900px) { .tiers-grid { grid-template-columns: repeat(3, 1fr); } }

.tier {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: var(--space-8);
  display: flex;
  flex-direction: column;
  gap: var(--space-5);
  position: relative;
}
.tier.is-featured {
  border-color: var(--color-text);
  background: var(--color-text);
  color: var(--color-text-inverse);
}
.tier.is-featured h3,
.tier.is-featured .tier-price { color: var(--color-text-inverse); }
.tier.is-featured .tier-price .unit,
.tier.is-featured .tier-blurb,
.tier.is-featured .tier-features li { color: color-mix(in oklab, var(--color-text-inverse) 75%, transparent); }
.tier.is-featured .tier-features li::before { background: var(--color-primary); }
.tier.is-featured .badge {
  position: absolute;
  top: -12px; left: var(--space-8);
  background: var(--color-primary);
  color: white;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  padding: var(--space-1) var(--space-3);
  border-radius: var(--radius-full);
}

.tier-name {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-text-muted);
}
.tier.is-featured .tier-name { color: color-mix(in oklab, var(--color-text-inverse) 70%, transparent); }

.tier h3 {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-weight: 600;
  letter-spacing: -0.02em;
}

.tier-price {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: var(--text-lg);
  letter-spacing: -0.015em;
  display: flex;
  align-items: baseline;
  gap: var(--space-2);
}
.tier-price .unit {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-text-muted);
  font-weight: 400;
}

.tier-blurb { font-size: var(--text-sm); color: var(--color-text-muted); }

.tier-features {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  padding-top: var(--space-5);
  border-top: 1px solid var(--color-divider);
  flex: 1;
}
.tier.is-featured .tier-features { border-top-color: color-mix(in oklab, var(--color-text-inverse) 16%, transparent); }
.tier-features li {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  padding-left: var(--space-5);
  position: relative;
}
.tier-features li::before {
  content: '';
  position: absolute;
  left: 0; top: 0.6em;
  width: 8px; height: 1px;
  background: var(--color-primary);
}

/* =========================================================
   FAQ
   ========================================================= */

.faq {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0;
  border-top: 1px solid var(--color-border);
  margin-top: var(--space-8);
}
.faq-item {
  border-bottom: 1px solid var(--color-border);
}
.faq-item summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-6);
  padding: var(--space-6) 0;
  cursor: pointer;
  list-style: none;
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 500;
  letter-spacing: -0.015em;
  color: var(--color-text);
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary .indicator {
  width: 28px; height: 28px;
  display: inline-flex; align-items: center; justify-content: center;
  border-radius: 50%;
  border: 1px solid var(--color-border);
  color: var(--color-text-muted);
  flex-shrink: 0;
  transition: transform var(--transition-interactive), background var(--transition-interactive), color var(--transition-interactive);
}
.faq-item[open] summary .indicator {
  transform: rotate(45deg);
  background: var(--color-text);
  color: var(--color-text-inverse);
  border-color: var(--color-text);
}
.faq-item .faq-body {
  padding-bottom: var(--space-6);
  max-width: 72ch;
  color: var(--color-text-muted);
  font-size: var(--text-base);
}

/* =========================================================
   CTA
   ========================================================= */

.cta {
  background: var(--color-primary-ink);
  color: var(--color-text-inverse);
  border-radius: var(--radius-xl);
  padding: clamp(var(--space-10), 7vw, var(--space-20));
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-8);
  align-items: center;
  position: relative;
  overflow: hidden;
}
[data-theme='dark'] .cta,
:root:not([data-theme]) .cta {
  background: var(--color-surface-offset);
  border: 1px solid var(--color-border);
  color: var(--color-text);
}

@media (min-width: 900px) {
  .cta { grid-template-columns: minmax(0, 1.2fr) minmax(0, 1fr); gap: var(--space-16); }
}

.cta h2 {
  color: var(--color-text-inverse);
  font-family: var(--font-display);
  font-size: var(--text-2xl);
  font-weight: 600;
  letter-spacing: -0.025em;
  line-height: 1.05;
}
[data-theme='dark'] .cta h2,
:root:not([data-theme]) .cta h2 { color: var(--color-text); }

.cta p {
  color: color-mix(in oklab, var(--color-text-inverse) 75%, transparent);
  margin-top: var(--space-5);
  font-size: var(--text-base);
  max-width: 50ch;
}
[data-theme='dark'] .cta p,
:root:not([data-theme]) .cta p { color: var(--color-text-muted); }

.cta-actions { display: flex; flex-wrap: wrap; gap: var(--space-3); align-items: center; }
.cta-actions .btn-primary { background: var(--color-text-inverse); color: var(--color-primary-ink); border-color: var(--color-text-inverse); }
.cta-actions .btn-primary:hover { background: var(--color-primary); color: var(--color-text-inverse); border-color: var(--color-primary); }
.cta-actions .btn-ghost { color: var(--color-text-inverse); border-color: color-mix(in oklab, var(--color-text-inverse) 30%, transparent); }
.cta-actions .btn-ghost:hover { border-color: var(--color-text-inverse); background: color-mix(in oklab, var(--color-text-inverse) 8%, transparent); }

[data-theme='dark'] .cta-actions .btn-primary,
:root:not([data-theme]) .cta-actions .btn-primary {
  background: var(--color-text); color: var(--color-bg); border-color: var(--color-text);
}
[data-theme='dark'] .cta-actions .btn-ghost,
:root:not([data-theme]) .cta-actions .btn-ghost {
  color: var(--color-text); border-color: var(--color-border);
}

.cta-meta {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
  padding: var(--space-6);
  background: color-mix(in oklab, var(--color-text-inverse) 8%, transparent);
  border: 1px solid color-mix(in oklab, var(--color-text-inverse) 16%, transparent);
  border-radius: var(--radius-lg);
}
[data-theme='dark'] .cta-meta,
:root:not([data-theme]) .cta-meta {
  background: var(--color-surface); border-color: var(--color-border);
}
.cta-meta-row { display: flex; align-items: center; gap: var(--space-3); font-size: var(--text-sm); }
.cta-meta-row svg { color: var(--color-primary); flex-shrink: 0; }
.cta-meta-row .k {
  font-family: var(--font-mono);
  font-size: 0.7rem; text-transform: uppercase; letter-spacing: 0.12em;
  color: color-mix(in oklab, var(--color-text-inverse) 60%, transparent);
  width: 64px;
}
[data-theme='dark'] .cta-meta-row .k,
:root:not([data-theme]) .cta-meta-row .k { color: var(--color-text-muted); }

/* =========================================================
   FOOTER
   ========================================================= */

.site-footer {
  padding-block: var(--space-16) var(--space-8);
  border-top: 1px solid var(--color-border);
  background: var(--color-bg);
}
.footer-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-10);
}
@media (min-width: 720px) {
  .footer-grid { grid-template-columns: minmax(0, 1.4fr) repeat(2, minmax(0, 1fr)); gap: var(--space-12); }
}
.footer-brand { display: flex; flex-direction: column; gap: var(--space-5); max-width: 36ch; }
.footer-brand .tagline { font-size: var(--text-sm); color: var(--color-text-muted); }
.footer-col h4 {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: var(--color-text-muted);
  margin-bottom: var(--space-5);
  font-weight: 500;
}
.footer-col ul { list-style: none; display: flex; flex-direction: column; gap: var(--space-3); }
.footer-col a { font-size: var(--text-sm); color: var(--color-text); }
.footer-col a:hover { color: var(--color-primary); }

.footer-bottom {
  margin-top: var(--space-12);
  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-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.06em;
  color: var(--color-text-muted);
}

/* =========================================================
   REVEAL ON SCROLL
   ========================================================= */

.reveal {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity 700ms var(--ease-out), transform 700ms var(--ease-out);
  will-change: opacity, transform;
}
.reveal.in {
  opacity: 1;
  transform: none;
}
@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; transition: none; }
}

/* small utility */
.flex { display: flex; }
.row { display: flex; gap: var(--space-3); align-items: center; flex-wrap: wrap; }