/* ==========================================================================
   Syndicate Systems — Design System
   STRUCTURE → ORDER → ELEGANCE
   Architectural refinement pass
   ========================================================================== */

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: Inter, "IBM Plex Sans", "Helvetica Neue", Arial, sans-serif;
  font-size: var(--text-base);
  line-height: 1.6;
  color: var(--text-primary);
  background-color: var(--bg-main);
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
  vertical-align: middle;
}

a {
  color: inherit;
  text-decoration: none;
}

/* --------------------------------------------------------------------------
   Design Tokens — Light architectural drafting aesthetic
   -------------------------------------------------------------------------- */
:root {
  /* Background */
  --bg-main: #FAFAFA;
  --bg-section: #F3F3F3;
  --bg-subtle: #EFEFEF;

  /* Text */
  --text-primary: #111111;
  --text-secondary: #4A4A4A;
  --text-muted: #7A7A7A;

  /* Lines */
  --line-subtle: rgba(0, 0, 0, 0.06);
  --line-grid: rgba(0, 0, 0, 0.03);

  /* Accent — used sparingly */
  --accent: #5E7383;
  /* Graph emphasis (restrained steel-blue) */
  --graph-accent: #6B7C8A;

  /* Legacy aliases for compatibility */
  --color-white: #FFFFFF;
  --color-concrete: #E5E5E5;
  --color-slate: var(--text-secondary);
  --color-charcoal: var(--text-primary);
  --color-accent: var(--accent);

  --space-xs: 4px;
  --space-sm: 8px;
  --space-md: 16px;
  --space-lg: 24px;
  --space-xl: 32px;
  --space-2xl: 48px;
  --space-3xl: 64px;
  --space-4xl: 80px;
  --space-5xl: 120px;
  --space-6xl: 160px;
  --space-7xl: 200px;
  --space-8xl: 280px;

  --text-xs: 0.6875rem;
  --text-sm: 0.8125rem;
  --text-base: 1rem;
  --text-lg: 1.125rem;
  --text-xl: 1.25rem;
  --text-2xl: 1.5rem;
  --text-3xl: 2rem;
  --text-4xl: 2.5rem;
  --text-5xl: 3.5rem;
  --text-6xl: 4.5rem;
  --text-7xl: 6rem;

  --max-width: 1200px;
  --content-padding: 24px;
  --transition-duration: 0.45s;
  --transition-easing: cubic-bezier(0.22, 0.61, 0.36, 1);
}

@media (min-width: 768px) {
  :root {
    --content-padding: 56px;
  }
}

/* --------------------------------------------------------------------------
   Header — Refined, quieter
   -------------------------------------------------------------------------- */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  padding: var(--space-lg) 0;
  transition: background-color 0.6s var(--transition-easing),
              backdrop-filter 0.6s var(--transition-easing);
}

.site-header.is-scrolled {
  background-color: rgba(250, 250, 250, 0.92);
  backdrop-filter: blur(16px);
}

.site-header__inner {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--content-padding);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.site-header__logo {
  display: inline-flex;
  align-items: center;
  gap: 0.65rem;
  font-size: var(--text-xs);
  font-weight: 500;
  letter-spacing: 0.12em;
  color: var(--text-primary);
}

.site-header__logo-img {
  flex-shrink: 0;
  width: 36px;
  height: 36px;
  max-width: none;
  object-fit: contain;
}

.site-header__nav {
  display: flex;
  align-items: center;
  gap: var(--space-3xl);
}

.site-header__link {
  font-size: 0.625rem;
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--text-secondary);
  transition: color var(--transition-duration) var(--transition-easing);
}

.site-header__link:hover,
.site-header__link:focus {
  color: var(--text-primary);
}

/* --------------------------------------------------------------------------
   Hero — Statement + Evidence consultancy pattern
   -------------------------------------------------------------------------- */
.hero {
  min-height: 100vh;
  min-height: 100svh;
  padding: 6rem var(--content-padding) 4rem;
  position: relative;
  background-color: var(--bg-main);
  overflow-x: hidden; /* keep diagram-frame on screen */
  display: flex;
  align-items: center;
  justify-content: center;
}

.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(var(--line-grid) 1px, transparent 1px),
    linear-gradient(90deg, var(--line-grid) 1px, transparent 1px);
  background-size: 48px 48px;
  pointer-events: none;
}

.hero-shell {
  width: 100%;
  max-width: min(92vw, 1560px);
  margin: 0 auto;
  min-height: 380px;
  display: grid;
  grid-template-columns: 1fr 1.6fr;
  grid-template-rows: 1fr;
  gap: 3rem;
  position: relative;
  z-index: 1;
  border: 1px solid var(--line-subtle);
  padding: 3rem;
  background: var(--bg-section);
  overflow: hidden;
  align-items: center;
}

@media (min-width: 960px) {
  .hero-shell {
    padding: 4rem;
  }

  .hero-shell::after {
    top: 4rem;
    bottom: 4rem;
  }
}

.hero-shell::after {
  content: '';
  position: absolute;
  top: 3rem;
  bottom: 3rem;
  left: calc(50% - 1px);
  width: 1px;
  background: var(--line-subtle);
}

.hero-copy {
  grid-column: 1;
  grid-row: 1;
  align-self: center;
  justify-self: start;
  max-width: 520px;
}

.hero-eyebrow {
  font-size: 0.6875rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 1.5rem;
  transition: color 0.4s ease, text-shadow 0.4s ease;
}

.hero-statement {
  font-family: "Cormorant Garamond", "Georgia", "Times New Roman", serif;
  font-size: clamp(2rem, 4.5vw, 3.25rem);
  line-height: 1.08;
  letter-spacing: -0.02em;
  font-weight: 600;
  margin: 0 0 1.25rem;
  color: var(--text-primary);
  transition: color 0.4s ease, text-shadow 0.4s ease;
}

.hero-rule {
  width: 72px;
  height: 2px;
  background: var(--accent);
  margin: 0 0 1.25rem;
}

.hero-support {
  max-width: 32rem;
  font-size: 0.9375rem;
  line-height: 1.6;
  color: var(--text-secondary);
  margin: 0;
  transition: color 0.4s ease, text-shadow 0.4s ease;
}

.hero-boundary {
  max-width: 32rem;
  font-size: var(--text-xs);
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin: 1.25rem 0 0;
}

/* Hero — Tally intake CTA */
.hero-intake-cta {
  display: inline-block;
  margin-top: 1.5rem;
  padding: var(--space-md) var(--space-lg);
  border: 2px solid var(--accent);
  background: transparent;
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  text-decoration: none;
  color: var(--accent);
  cursor: pointer;
  transition: color var(--transition-duration) var(--transition-easing),
              border-color var(--transition-duration) var(--transition-easing),
              background-color var(--transition-duration) var(--transition-easing);
}

.hero-intake-cta:hover,
.hero-intake-cta:focus {
  color: var(--color-white);
  background-color: var(--accent);
  border-color: var(--accent);
}

.hero-intake-cta:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
}

/* Structural artifact — typographic pillars */
.hero-artifact {
  grid-column: 2;
  grid-row: 1;
  align-self: center;
  justify-self: stretch;
  width: 100%;
  max-width: 100%;
}

.hero-artifact--pillars {
  border: 1px solid var(--line-subtle);
}

/* System diagram — interactive graph */
@media (min-width: 901px) {
  .hero-shell {
    grid-template-columns: 1fr 1.8fr;
  }
}

.hero-artifact--diagram {
  position: relative;
  width: 100%;
  max-width: 100%;
  height: 100%;
  min-height: 360px;
  margin: 0;
  align-self: stretch;
  justify-self: stretch;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: visible;
}

/* White frame: right half only, full height, thin border, anchored to hero-shell midline */
.diagram-frame {
  position: absolute;
  top: 8px;
  right: 8px;
  bottom: 8px;
  left: calc(50% + 8px); /* 8px right of center — does not cross midline */
  background: var(--color-white);
  border: 1px solid rgba(0, 0, 0, 0.06);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  min-width: 0; /* allow shrink to avoid overflow */
  min-height: 0; /* respect top/bottom; avoid overflow when hero is short */
}

.system-diagram {
  position: relative;
  width: 100%;
  height: 100%;
  max-width: 100%;
  max-height: 100%;
  min-height: 0;
  overflow: hidden;
}

/* Interactive System Graph — architectural, premium, restrained */
.system-graph__svg {
  width: 100%;
  height: 100%;
  min-width: 0;
  min-height: 0;
  display: block;
  overflow: hidden;
}

.system-graph__link {
  stroke: var(--text-secondary);
  stroke-opacity: 0.2;
  stroke-width: 1;
  fill: none;
  transition: stroke-opacity 0.5s var(--transition-easing),
              stroke 0.4s var(--transition-easing);
}

.system-graph__link.is-dimmed {
  stroke-opacity: 0.05;
}

.system-graph__link.is-emphasized {
  stroke: var(--text-primary);
  stroke-opacity: 0.35;
}

.system-graph__node {
  fill: var(--text-secondary);
  fill-opacity: 0.35;
  stroke: rgba(0, 0, 0, 0.08);
  stroke-width: 1;
  cursor: default;
  transition: fill 0.45s var(--transition-easing),
              fill-opacity 0.45s var(--transition-easing),
              stroke 0.4s var(--transition-easing);
}

.system-graph__node.is-dimmed {
  fill-opacity: 0.1;
}

.system-graph__node.is-emphasized {
  fill: var(--accent);
  fill-opacity: 0.7;
  stroke: var(--accent);
}

@media (prefers-reduced-motion: reduce) {
  .system-graph__link,
  .system-graph__node {
    transition: none;
  }
}

.system-diagram__svg,
.system-diagram canvas,
.hologram-morph__canvas {
  width: 100%;
  height: 100%;
  display: block;
}

.hologram-morph__canvas {
  cursor: default;
}

.hologram-morph__static {
  font-family: inherit;
}

.system-diagram canvas {
  position: relative;
  z-index: 1;
}

.system-diagram canvas {
  position: absolute;
  inset: 0;
  z-index: 1;
}

.system-diagram canvas {
  cursor: default;
}

/* Hologram Morph Engine — 3D volumetric morphology */
.hologram-morph__canvas {
  width: 100%;
  height: 100%;
  display: block;
  background: var(--color-white);
}

.hologram-morph__static {
  font-family: Inter, sans-serif;
  letter-spacing: 0.06em;
}

.system-diagram__link {
  stroke: var(--text-primary);
  stroke-opacity: 0.15;
  stroke-width: 1;
  transition: stroke-opacity 0.35s var(--transition-easing),
              stroke-width 0.25s var(--transition-easing);
}

.system-diagram__link.is-dimmed {
  stroke-opacity: 0.04;
}

.system-diagram__node {
  fill: var(--text-primary);
  fill-opacity: 0.4;
  stroke: var(--line-subtle);
  stroke-width: 1;
  cursor: pointer;
  transition: fill 0.25s var(--transition-easing),
              fill-opacity 0.25s var(--transition-easing),
              stroke 0.25s var(--transition-easing),
              r 0.2s var(--transition-easing);
}

.system-diagram__node:hover,
.system-diagram__node:focus {
  outline: none;
}

.system-diagram__node.is-dimmed {
  fill-opacity: 0.08;
}

.system-diagram__node.is-active {
  fill: var(--accent);
  fill-opacity: 0.9;
  stroke: var(--accent);
}

.system-diagram__node:not(.is-dimmed):not(.is-active) {
  fill-opacity: 0.5;
}

.system-diagram__link:not(.is-dimmed) {
  stroke-opacity: 0.35;
}

@media (prefers-reduced-motion: reduce) {
  .system-diagram__link,
  .system-diagram__node {
    transition: none;
  }

  .system-diagram__link--pulse {
    animation: none;
  }
}

.hero-pillars {
  display: flex;
  gap: var(--space-md);
  padding: var(--space-lg);
}

.hero-pillar {
  flex: 1;
  display: flex;
  align-items: flex-end;
  justify-content: center;
  min-height: 100px;
  padding: var(--space-md) var(--space-sm);
  border: 1px solid var(--line-subtle);
  background: var(--bg-subtle);
}

.hero-pillar__label {
  font-family: "Cormorant Garamond", Georgia, serif;
  font-size: var(--text-sm);
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--text-primary);
  text-align: center;
  line-height: 1.3;
}

.hero-artifact__img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
}

@media (max-width: 900px) {
  .hero {
    min-height: auto;
    padding: 6rem 0 3rem;
  }

  .hero-shell {
    grid-template-columns: 1fr;
    grid-template-rows: auto auto;
    min-height: auto;
    padding: 2rem;
    gap: 2rem;
  }

  .hero-shell::after {
    display: none;
  }

  /* Diagram full width on mobile — avoid right-half overlay overflow */
  .diagram-frame {
    left: 2rem;
    right: 2rem;
  }

  .hero-copy {
    grid-column: 1;
    grid-row: 1;
  }

  .hero-artifact {
    grid-column: 1;
    grid-row: 2;
    align-self: center;
    justify-self: center;
    max-width: 280px;
  }

  .hero-artifact--diagram {
    width: 100%;
    margin-right: 0;
    margin-bottom: -4%;
  }

  .hero-artifact--diagram {
    min-height: 280px;
  }

  .hero-artifact--diagram .system-diagram {
    min-height: 260px;
    max-height: 340px;
  }

  .hero-pillars {
    padding: var(--space-md);
    gap: var(--space-sm);
  }

  .hero-pillar {
    min-height: 72px;
    padding: var(--space-sm) var(--space-xs);
  }

  .hero-pillar__label {
    font-size: var(--text-xs);
  }
}

/* --------------------------------------------------------------------------
   Image band — Full-width architectural moment
   -------------------------------------------------------------------------- */
.image-band {
  position: relative;
  width: 100%;
  height: 65vh;
  min-height: 480px;
  overflow: hidden;
  background-color: var(--bg-subtle);
}

.image-band__recess {
  position: absolute;
  inset: 0;
}

.image-band__recess img,
.image-band__img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
}

.image-band__recess--inset {
  margin: 0 var(--content-padding);
  margin-bottom: var(--content-padding);
  border: 1px solid var(--line-subtle);
}

.image-band::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(
    to bottom,
    transparent 0%,
    rgba(0, 0, 0, 0.15) 100%
  );
  pointer-events: none;
}

/* --------------------------------------------------------------------------
   Structural divider — Replaces image bands
   -------------------------------------------------------------------------- */
.structural-divider {
  height: 1px;
  margin: 0;
  background: linear-gradient(
    to right,
    transparent,
    var(--line-subtle) 15%,
    var(--line-subtle) 85%,
    transparent
  );
}

.structural-divider--inset {
  margin: 0 var(--content-padding);
}

/* --------------------------------------------------------------------------
   Section Base
   -------------------------------------------------------------------------- */
.section {
  position: relative;
}

.section__inner {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: var(--space-7xl) var(--content-padding);
}

.section__frame {
  position: relative;
  border-left: 1px solid var(--line-subtle);
  border-right: 1px solid var(--line-subtle);
  margin: 0 var(--content-padding);
  padding: var(--space-6xl) var(--space-4xl);
  max-width: calc(var(--max-width) - var(--content-padding) * 4);
  margin-left: auto;
  margin-right: auto;
}

.section__frame-inner {
  max-width: 720px;
}

.section__grid-overlay {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(var(--line-grid) 1px, transparent 1px),
    linear-gradient(90deg, var(--line-grid) 1px, transparent 1px);
  background-size: 72px 72px;
  pointer-events: none;
}

.section__title {
  font-size: clamp(1.625rem, 3.5vw, var(--text-3xl));
  font-weight: 500;
  letter-spacing: -0.015em;
  line-height: 1.25;
  margin-bottom: var(--space-3xl);
}

.section__text {
  font-size: var(--text-base);
  line-height: 1.7;
}

.section__text p {
  margin-bottom: var(--space-xl);
}

.section__text p:last-child {
  margin-bottom: 0;
}

.content-block {
  max-width: 52ch;
}

.content-block--centered {
  margin-left: auto;
  margin-right: auto;
  text-align: center;
}

.content-block--centered .section__text p {
  text-align: center;
  margin-left: auto;
  margin-right: auto;
}

.content-block--wide {
  max-width: 62ch;
}

.content-block--narrow {
  max-width: 44ch;
}

.content-block--pull-left {
  margin-right: auto;
  margin-left: 0;
}

.content-block--pull-right {
  margin-left: auto;
  margin-right: 0;
}

.content-block--image-offset {
  margin-top: var(--space-4xl);
}

.section__inner--contained .content-block {
  margin-left: auto;
  margin-right: auto;
}

.section__inner--narrow {
  max-width: 680px;
}

.section__inner--minimal {
  max-width: 520px;
}

.section__inner--wide {
  max-width: 1400px;
}

.section__inner--offset {
  padding-left: calc(var(--content-padding) + 5%);
}

.section__top-line,
.section__top-line--light {
  height: 1px;
  margin: 0 var(--content-padding);
  background: linear-gradient(
    to right,
    transparent,
    var(--line-subtle) 20%,
    var(--line-subtle) 80%,
    transparent
  );
}

/* --------------------------------------------------------------------------
   Philosophy — Phase 1: Heavier, more framed
   -------------------------------------------------------------------------- */
.section--philosophy {
  background-color: var(--bg-section);
  padding: 0;
}

.section--philosophy .section__inner {
  padding: var(--space-8xl) var(--content-padding);
}

.section--philosophy::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(
    to right,
    transparent,
    var(--line-subtle),
    transparent
  );
}

.section--philosophy .section__title {
  color: var(--text-primary);
  margin-bottom: var(--space-4xl);
}

.section--philosophy .section__text p {
  color: var(--text-secondary);
}

.section--philosophy .section__grid-overlay {
  opacity: 1;
}

/* Pillars — typographic blocks (Structure, Clarity, Independence) */
.pillars {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-lg);
  margin-top: var(--space-4xl);
  max-width: 720px;
  margin-left: auto;
  margin-right: auto;
}

.pillar {
  padding: var(--space-xl) var(--space-lg);
  border: 1px solid var(--line-subtle);
  background: var(--bg-main);
  text-align: left;
}

.pillar__label {
  display: block;
  font-size: var(--text-sm);
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: var(--space-sm);
  padding-bottom: var(--space-sm);
  border-bottom: 2px solid var(--accent);
}

.pillar__line {
  display: block;
  font-size: var(--text-sm);
  line-height: 1.5;
  color: var(--text-secondary);
}

@media (max-width: 700px) {
  .pillars {
    grid-template-columns: 1fr;
    margin-top: var(--space-3xl);
  }
}

/* --------------------------------------------------------------------------
   Problem Recognition — Mirror client situations
   -------------------------------------------------------------------------- */
.section--problems {
  background-color: var(--bg-main);
  padding: 0;
}

.section--problems .section__inner {
  padding: var(--space-6xl) var(--content-padding);
}

.section--problems .section__title {
  color: var(--text-primary);
  margin-bottom: var(--space-3xl);
}

.problem-list {
  list-style: none;
  text-align: left;
  max-width: 52ch;
  margin: 0 auto var(--space-3xl);
}

.problem-list li {
  position: relative;
  padding-left: var(--space-2xl);
  font-size: var(--text-base);
  line-height: 1.6;
  color: var(--text-secondary);
  margin-bottom: var(--space-lg);
}

.problem-list li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0.5em;
  width: 6px;
  height: 1px;
  background: var(--line-subtle);
}

.section--problems .section__text {
  color: var(--text-secondary);
  margin: 0;
}

/* --------------------------------------------------------------------------
   Process — How we work
   -------------------------------------------------------------------------- */
.section--process {
  background-color: var(--bg-section);
  padding: 0;
}

.section--process .section__inner {
  padding: var(--space-7xl) var(--content-padding);
}

.section--process .section__title {
  color: var(--text-primary);
  margin-bottom: var(--space-4xl);
}

/* Process stepper — horizontal chain 1—2—3—4 */
.process-stepper {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-start;
  justify-content: center;
  gap: 0;
  margin: 0 auto;
  max-width: 100%;
}

.process-stepper__item {
  flex: 1 1 180px;
  min-width: 140px;
  max-width: 240px;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding: var(--space-lg) var(--space-md);
}

.process-stepper__num {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 2.5rem;
  height: 2.5rem;
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--accent);
  border: 2px solid var(--accent);
  border-radius: 50%;
  margin-bottom: var(--space-md);
}

.process-stepper__label {
  display: block;
  font-weight: 500;
  font-size: var(--text-sm);
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--text-primary);
  margin-bottom: var(--space-xs);
}

.process-stepper__desc {
  display: block;
  font-size: var(--text-xs);
  line-height: 1.5;
  color: var(--text-secondary);
}

.process-stepper__connector {
  flex: 1 1 24px;
  min-width: 24px;
  min-height: 48px;
  display: flex;
  align-items: center;
  align-self: stretch;
}

.process-stepper__connector::before {
  content: '';
  width: 100%;
  min-width: 20px;
  max-width: 80px;
  height: 1px;
  background: var(--line-subtle);
  margin: 0 auto;
}

@media (max-width: 900px) {
  .process-stepper {
    flex-direction: column;
    align-items: center;
    gap: 0;
  }

  .process-stepper__connector {
    width: 1px;
    min-width: 1px;
    min-height: 24px;
    flex: 0 0 24px;
  }

  .process-stepper__connector::before {
    width: 1px;
    min-width: 1px;
    max-width: none;
    height: 100%;
    min-height: 24px;
  }

  .process-stepper__item {
    max-width: 280px;
  }
}

/* --------------------------------------------------------------------------
   Deliver — What we deliver
   -------------------------------------------------------------------------- */
.section--deliver {
  background-color: var(--bg-main);
  padding: 0;
}

.section--deliver .section__inner {
  padding: var(--space-7xl) var(--content-padding);
}

.section--deliver .section__title {
  color: var(--text-primary);
  margin-bottom: var(--space-3xl);
}

.section--deliver .section__text p {
  color: var(--text-secondary);
}

/* --------------------------------------------------------------------------
   Approach — Merged inspection + architecture
   -------------------------------------------------------------------------- */
.section--approach {
  padding: 0;
}

.section--approach .section__top-line {
  margin-bottom: 0;
}

.section--approach .approach__phase {
  border-top: 1px solid var(--line-subtle);
}

.section--approach .approach__phase:first-child {
  border-top: none;
}

.section--approach .approach__phase .section__inner {
  padding: var(--space-8xl) var(--content-padding);
}

.section--approach .approach__phase .section__inner--split {
  display: grid;
  gap: var(--space-7xl);
  align-items: start;
  padding: var(--space-8xl) var(--content-padding);
}

@media (min-width: 960px) {
  .section--approach .approach__phase:not(.approach__phase--reversed) .section__inner--split {
    grid-template-columns: 1fr 1.15fr;
    gap: var(--space-8xl);
    align-items: center;
  }

  .section--approach .approach__phase:not(.approach__phase--reversed) .content-block--image {
    padding-left: var(--space-4xl);
  }

  .section--approach .approach__phase--reversed .section__inner--split {
    grid-template-columns: 1.2fr 1fr;
    gap: var(--space-8xl);
    align-items: center;
  }

  .section--approach .approach__phase--reversed .content-block--image {
    order: 1;
    padding-right: var(--space-4xl);
  }

  .section--approach .approach__phase--reversed .content-block--text {
    order: 2;
  }
}

.section--approach .approach__phase {
  background-color: var(--bg-main);
}

.section--approach .approach__phase--reversed {
  background-color: var(--bg-subtle);
}

.section--approach .section__title {
  color: var(--text-primary);
  margin-bottom: var(--space-3xl);
}

.section--approach .section__text p {
  color: var(--text-secondary);
}

.section--approach .support-list {
  margin-top: var(--space-3xl);
}

.section--approach .support-list li {
  color: var(--text-secondary);
}

.section--approach .support-list li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0.65em;
  width: 10px;
  height: 1px;
  background: var(--line-subtle);
}

.section--approach .image-panel--major {
  aspect-ratio: 5/4;
  border: 1px solid var(--line-subtle);
  overflow: hidden;
}

.section--approach .approach__phase--reversed .image-panel--major {
  aspect-ratio: 4/3;
}

.section--approach .image-panel--major img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
}

/* --------------------------------------------------------------------------
   Boundaries — What we don't do
   -------------------------------------------------------------------------- */
.section--boundaries {
  background-color: var(--bg-main);
  padding: 0;
}

.section--boundaries .section__inner {
  padding: var(--space-6xl) var(--content-padding);
}

.section--boundaries .section__title {
  color: var(--text-primary);
  margin-bottom: var(--space-2xl);
}

.boundaries__statement {
  font-size: var(--text-base);
  line-height: 1.6;
  color: var(--text-primary);
  font-weight: 500;
  margin: 0 0 var(--space-md);
}

.boundaries__detail {
  font-size: var(--text-sm);
  line-height: 1.6;
  color: var(--text-secondary);
  margin: 0;
}

/* --------------------------------------------------------------------------
   Deliver — What we deliver
   -------------------------------------------------------------------------- */
.section--deliver {
  background-color: var(--bg-main);
  padding: 0;
}

.section--deliver .section__inner {
  padding: var(--space-7xl) var(--content-padding);
}

.section--deliver .section__title {
  color: var(--text-primary);
  margin-bottom: var(--space-3xl);
}

.section--deliver .section__text p {
  color: var(--text-secondary);
  margin-bottom: var(--space-xl);
}

.section--deliver .section__text p:last-child {
  margin-bottom: 0;
}

/* --------------------------------------------------------------------------
   Approach — Merged inspection + architecture
   -------------------------------------------------------------------------- */
.section--approach {
  padding: 0;
}

.section--approach .section__top-line {
  margin-bottom: 0;
}

.section--approach .approach__phase {
  border-top: 1px solid var(--line-subtle);
}

.section--approach .approach__phase:first-child {
  border-top: none;
  background-color: var(--bg-main);
}

.section--approach .approach__phase--reversed {
  background-color: var(--bg-subtle);
}

.section--approach .section__inner--split {
  display: grid;
  gap: var(--space-7xl);
  align-items: start;
  padding: var(--space-8xl) var(--content-padding);
}

.section--approach .approach__phase:first-child .section__inner--split {
  grid-template-columns: 1fr 1.15fr;
}

@media (min-width: 960px) {
  .section--approach .approach__phase:first-child .section__inner--split {
    grid-template-columns: 1fr 1.15fr;
    align-items: center;
  }

  .section--approach .approach__phase:first-child .content-block--image {
    padding-left: var(--space-4xl);
  }

  .section--approach .approach__phase--reversed .section__inner--split {
    grid-template-columns: 1.2fr 1fr;
    align-items: center;
  }

  .section--approach .approach__phase--reversed .content-block--image {
    order: 1;
    padding-right: var(--space-4xl);
  }

  .section--approach .approach__phase--reversed .content-block--text {
    order: 2;
  }
}

.section--approach .section__title {
  color: var(--text-primary);
  margin-bottom: var(--space-3xl);
}

.section--approach .section__text p {
  color: var(--text-secondary);
}

.section--approach .support-list {
  margin-top: var(--space-3xl);
}

.section--approach .support-list li {
  color: var(--text-secondary);
}

.section--approach .support-list li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0.65em;
  width: 10px;
  height: 1px;
  background: var(--line-subtle);
}

.section--approach .image-panel--major {
  aspect-ratio: 5/4;
  border: 1px solid var(--line-subtle);
  overflow: hidden;
}

.section--approach .approach__phase--reversed .image-panel--major {
  aspect-ratio: 4/3;
}

.section--approach .image-panel--major img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
}

.section--approach .image-band {
  flex-shrink: 0;
}

/* --------------------------------------------------------------------------
   Inspection — Phase 2: Large image, offset composition (legacy, kept for reference)
   -------------------------------------------------------------------------- */
.section--inspection {
  background-color: var(--bg-main);
  padding: 0;
  border-top: 1px solid var(--line-subtle);
}

.section--inspection .section__inner--split {
  display: grid;
  gap: var(--space-7xl);
  align-items: start;
  padding: var(--space-8xl) var(--content-padding);
}

@media (min-width: 960px) {
  .section--inspection .section__inner--split {
    grid-template-columns: 1fr 1.15fr;
    gap: var(--space-8xl);
    align-items: center;
  }

  .section--inspection .content-block--image {
    padding-left: var(--space-4xl);
  }
}

.section--inspection .section__title {
  color: var(--text-primary);
  margin-bottom: var(--space-3xl);
}

.section--inspection .section__text p {
  color: var(--text-secondary);
}

.section--inspection .support-list {
  margin-top: var(--space-3xl);
}

.section--inspection .image-panel--major {
  aspect-ratio: 5/4;
  border: 1px solid var(--line-subtle);
  overflow: hidden;
}

.section--inspection .image-panel--major img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
}

.support-list {
  list-style: none;
}

.support-list li {
  position: relative;
  padding-left: var(--space-2xl);
  font-size: var(--text-base);
  margin-bottom: var(--space-lg);
}

.section--inspection .support-list li {
  color: var(--text-secondary);
}

.section--inspection .support-list li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0.65em;
  width: 10px;
  height: 1px;
  background: var(--line-subtle);
}

/* --------------------------------------------------------------------------
   Architecture — Phase 2: Reversed, lighter framing
   -------------------------------------------------------------------------- */
.section--architecture {
  background-color: var(--bg-subtle);
  padding: 0;
  border-top: 1px solid var(--line-subtle);
}

.section--architecture .section__inner--split {
  display: grid;
  gap: var(--space-7xl);
  align-items: start;
  padding: var(--space-8xl) var(--content-padding);
}

@media (min-width: 960px) {
  .section--architecture .section__inner--split {
    grid-template-columns: 1.2fr 1fr;
    gap: var(--space-8xl);
    align-items: center;
  }

  .section--architecture .content-block--image {
    order: 1;
    padding-right: var(--space-4xl);
  }

  .section--architecture .content-block--text {
    order: 2;
  }
}

.section--architecture .section__title {
  color: var(--color-charcoal);
  margin-bottom: var(--space-3xl);
}

.section--architecture .section__text p {
  color: var(--color-slate);
}

.section--architecture .support-list li {
  color: var(--color-slate);
}

.section--architecture .support-list li::before {
  background: var(--color-slate);
}

.section--architecture .image-panel--major {
  aspect-ratio: 4/3;
  border: 1px solid var(--line-subtle);
  overflow: hidden;
}

.section--architecture .image-panel--major img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
}

/* Image fallback container */
.image-fallback {
  background-color: var(--bg-subtle);
}

.section--architecture .image-fallback {
  background-color: var(--bg-section);
}

/* --------------------------------------------------------------------------
   Outcomes — Phase 3: Lighter, more open
   -------------------------------------------------------------------------- */
.section--outcomes {
  background-color: var(--bg-main);
  padding: var(--space-8xl) 0;
  border-top: 1px solid var(--line-subtle);
}

.section--outcomes .section__inner {
  max-width: 680px;
  padding: var(--space-6xl) var(--content-padding);
}

.section--outcomes .section__title {
  color: var(--color-charcoal);
  margin-bottom: var(--space-4xl);
}

.section--outcomes .section__text p {
  color: var(--color-slate);
}

.outcomes__divider {
  width: 40px;
  height: 1px;
  background: var(--color-charcoal);
  margin: var(--space-5xl) auto;
}

.section__accent {
  font-size: var(--text-sm);
  font-weight: 500;
  letter-spacing: 0.06em;
  color: var(--color-accent);
}

/* --------------------------------------------------------------------------
   Engagement — Phase 3: Quieter, refined
   -------------------------------------------------------------------------- */
.section--engagement {
  background-color: var(--bg-main);
  padding: var(--space-8xl) 0;
  border-top: 1px solid var(--line-subtle);
}

.section--engagement .section__inner {
  max-width: 520px;
  padding: var(--space-6xl) var(--content-padding);
}

.section--engagement .section__title {
  color: var(--color-charcoal);
  margin-bottom: var(--space-4xl);
}

.intake-cta .section__title {
  margin-bottom: var(--space-xl);
}

.intake-cta__intro {
  font-size: var(--text-base);
  line-height: 1.65;
  color: var(--color-slate);
  max-width: 32rem;
  margin: 0 auto var(--space-3xl);
  text-align: center;
}

.intake-cta .cta-button {
  display: inline-block;
  margin: 0;
  padding: var(--space-md) var(--space-2xl);
  border: 2px solid var(--color-accent);
  font-size: var(--text-sm);
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  text-decoration: none;
  text-align: center;
  color: var(--color-accent);
  background: transparent;
  transition: color var(--transition-duration) var(--transition-easing),
              border-color var(--transition-duration) var(--transition-easing),
              background-color var(--transition-duration) var(--transition-easing);
}

.intake-cta .cta-button:hover,
.intake-cta .cta-button:focus {
  color: var(--color-white);
  background-color: var(--color-accent);
  border-color: var(--color-accent);
}

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

.section--engagement .section__text p {
  color: var(--color-slate);
}

.engagement__email {
  font-size: var(--text-sm);
  color: var(--color-slate);
}

/* --------------------------------------------------------------------------
   Footer
   -------------------------------------------------------------------------- */
.footer {
  background-color: var(--bg-subtle);
  padding: var(--space-3xl) var(--content-padding);
}

.footer__line {
  height: 1px;
  background: linear-gradient(
    to right,
    transparent,
    var(--line-subtle),
    transparent
  );
  margin-bottom: var(--space-3xl);
}

.footer__inner {
  max-width: var(--max-width);
  margin: 0 auto;
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-lg);
  justify-content: space-between;
}

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

/* --------------------------------------------------------------------------
   Back to top
   -------------------------------------------------------------------------- */
.back-to-top {
  position: fixed;
  bottom: var(--space-2xl);
  right: var(--space-2xl);
  z-index: 50;
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
  font-weight: 500;
  color: var(--text-primary);
  background-color: var(--bg-main);
  border: 1px solid var(--line-subtle);
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: opacity var(--transition-duration) var(--transition-easing),
              visibility var(--transition-duration) var(--transition-easing);
}

.back-to-top.is-visible {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
}

.back-to-top:hover,
.back-to-top:focus {
  color: var(--bg-main);
  background-color: var(--text-primary);
  border-color: var(--text-primary);
}

/* --------------------------------------------------------------------------
   Reveal Animation
   -------------------------------------------------------------------------- */
.reveal {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.6s var(--transition-easing),
              transform 0.6s var(--transition-easing);
}

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

.reveal-delay-1 { transition-delay: 0.08s; }
.reveal-delay-2 { transition-delay: 0.16s; }
.reveal-delay-3 { transition-delay: 0.24s; }
.reveal-delay-4 { transition-delay: 0.32s; }
.reveal-delay-5 { transition-delay: 0.4s; }

/* --------------------------------------------------------------------------
   Reduced Motion
   -------------------------------------------------------------------------- */
@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  .reveal {
    opacity: 1;
    transform: none;
    transition: none;
  }
}

/* --------------------------------------------------------------------------
   Responsive
   -------------------------------------------------------------------------- */
@media (max-width: 767px) {
  .site-header__nav {
    display: none;
  }

  .hero {
    min-height: 100vh;
  }

  .image-band {
    height: 50vh;
    min-height: 360px;
  }

  .section__inner,
  .section__inner--split {
    padding: var(--space-6xl) var(--content-padding);
  }

  .section--philosophy .section__inner {
    padding: var(--space-6xl) var(--content-padding);
  }

  .section--approach .content-block--image {
    padding: 0;
  }

  .section--outcomes .section__inner,
  .section--engagement .section__inner {
    padding: var(--space-5xl) var(--content-padding);
  }

  .content-block--centered .section__text p {
    text-align: center;
  }

  .footer__inner {
    flex-direction: column;
    align-items: center;
    text-align: center;
  }
}