/*
 * Awaken Logic -- site.css
 * Component and layout styles. Requires brand-tokens.css to be loaded first.
 * Built for Phase 3 -- PR-004 Website Build
 * Evidence-based design decisions documented in 03-Marketing/2026-04-24-pr004-phase2-ia-content-plan.md
 */

/* ============================================================
   1. GLOBAL LAYOUT
   ============================================================ */

*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  background-color: var(--color-surface-primary);
  color: var(--color-ink-primary);
  font-family: var(--font-primary);
  font-size: var(--text-body);
  line-height: var(--leading-relaxed);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

a {
  color: var(--color-accent-interactive);
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

.container {
  max-width: 1240px;
  margin: 0 auto;
  padding: 0 var(--space-6);
}

.container--narrow {
  max-width: 800px;
  margin: 0 auto;
  padding: 0 var(--space-6);
}

/* ============================================================
   2. NAVIGATION (COMP-G-01)
   Evidence: Fogg et al. (2001) -- identity visible on every page
   ============================================================ */

.nav {
  position: sticky;
  top: 0;
  z-index: var(--z-sticky);
  background-color: var(--color-nav-bg);
  border-bottom: var(--nav-border-width) solid var(--color-nav-border);
  height: var(--nav-height);
  display: flex;
  align-items: center;
}

.nav__inner {
  max-width: 1240px;
  margin: 0 auto;
  padding: 0 var(--space-6);
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-6);
}

.nav__logo {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  text-decoration: none;
  flex-shrink: 0;
}

.nav__logo-mark {
  width: 28px;
  height: 28px;
  background-color: var(--color-accent);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
}

.nav__logo-mark::after {
  content: 'A';
  color: white;
  font-size: 14px;
  font-weight: 600;
  letter-spacing: -0.02em;
}

.nav__logo-name {
  font-size: var(--text-sm);
  font-weight: var(--weight-medium);
  color: var(--color-ink-primary);
  letter-spacing: -0.01em;
}

.nav__links {
  display: flex;
  align-items: center;
  gap: var(--space-7);
  list-style: none;
}

.nav__link {
  font-size: var(--text-sm);
  font-weight: var(--weight-regular);
  color: var(--color-ink-secondary);
  text-decoration: none;
  letter-spacing: 0.01em;
  transition: color var(--duration-fast) var(--ease-standard);
}

.nav__link:hover {
  color: var(--color-ink-primary);
  text-decoration: none;
}

.nav__link--active {
  color: var(--color-ink-primary);
  font-weight: var(--weight-medium);
}

.nav__actions {
  display: flex;
  align-items: center;
  gap: var(--space-4);
}

/* Hamburger (mobile only) */
.nav__toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: var(--space-2);
}

.nav__toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background-color: var(--color-ink-primary);
  transition: transform var(--duration-standard) var(--ease-standard);
}

/* ============================================================
   3. BUTTONS
   Evidence: Münscher et al. (2016) -- one dominant CTA per page
   ============================================================ */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  font-family: var(--font-primary);
  font-size: var(--btn-font-size);
  font-weight: var(--weight-medium);
  line-height: 1;
  border-radius: var(--btn-radius);
  border: none;
  cursor: pointer;
  text-decoration: none;
  transition: background-color var(--duration-fast) var(--ease-standard),
              box-shadow var(--duration-fast) var(--ease-standard),
              transform var(--duration-fast) var(--ease-standard);
  white-space: nowrap;
}

.btn:hover {
  text-decoration: none;
}

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

/* Primary button -- dominant CTA */
.btn--primary {
  background-color: var(--btn-primary-bg);
  color: var(--btn-primary-text);
  padding: var(--btn-padding-y) var(--btn-padding-x);
  box-shadow: var(--shadow-sm);
}

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

/* Secondary button */
.btn--secondary {
  background-color: var(--btn-secondary-bg);
  color: var(--btn-secondary-text);
  border: 1px solid var(--btn-secondary-border);
  padding: var(--btn-padding-y) var(--btn-padding-x);
}

.btn--secondary:hover {
  background-color: var(--btn-secondary-bg-hover);
  color: var(--btn-secondary-text);
}

/* Text link button -- subordinate CTA */
/* Evidence: Münscher et al. (2016) -- visual subordination prevents competing CTAs */
.btn--text {
  background: none;
  color: var(--color-accent-interactive);
  padding: 0;
  font-size: var(--text-sm);
  font-weight: var(--weight-medium);
}

.btn--text:hover {
  color: var(--color-accent);
  text-decoration: underline;
}

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

/* ============================================================
   4. HERO SECTION (COMP-H-01)
   Evidence: Falchetti et al. (2021) -- abstract "why" framing
   Evidence: Münscher et al. (2016) -- single dominant CTA
   ============================================================ */

.hero {
  padding: var(--space-10) 0 var(--space-11);
  background-color: var(--color-surface-primary);
}

.hero__inner {
  display: grid;
  grid-template-columns: 1fr 400px;
  gap: var(--space-10);
  align-items: start;
}

.hero__badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-xs);
  font-weight: var(--weight-medium);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-accent);
  background-color: var(--color-accent-soft);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-full);
  padding: var(--space-1) var(--space-3);
  margin-bottom: var(--space-5);
}

.hero__headline {
  font-size: var(--text-hero);
  font-weight: var(--weight-semibold);
  line-height: var(--leading-tight);
  letter-spacing: -0.03em;
  color: var(--color-ink-primary);
  margin-bottom: var(--space-5);
  max-width: 640px;
}

.hero__subheadline {
  font-size: var(--text-lg);
  line-height: var(--leading-relaxed);
  color: var(--color-ink-secondary);
  margin-bottom: var(--space-7);
  max-width: 560px;
}

.hero__actions {
  display: flex;
  align-items: center;
  gap: var(--space-5);
  flex-wrap: wrap;
}

/* Hero deliverables panel (right column) */
.hero__panel {
  background-color: var(--color-surface-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-7);
  box-shadow: var(--shadow-sm);
  position: sticky;
  top: calc(var(--nav-height) + var(--space-5));
}

.hero__panel-label {
  font-size: var(--text-xs);
  font-weight: var(--weight-medium);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-ink-secondary);
  margin-bottom: var(--space-5);
  padding-bottom: var(--space-4);
  border-bottom: 1px solid var(--color-border);
}

.hero__panel-item {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  padding: var(--space-4) 0;
  border-bottom: 1px solid var(--color-surface-primary);
}

.hero__panel-item:last-child {
  border-bottom: none;
  padding-bottom: 0;
}

.hero__panel-number {
  width: 24px;
  height: 24px;
  background-color: var(--color-accent-soft);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 11px;
  font-weight: var(--weight-semibold);
  color: var(--color-accent);
  flex-shrink: 0;
  margin-top: 1px;
}

.hero__panel-text strong {
  display: block;
  font-size: var(--text-sm);
  font-weight: var(--weight-medium);
  color: var(--color-ink-primary);
  margin-bottom: 2px;
}

.hero__panel-text span {
  font-size: var(--text-xs);
  color: var(--color-ink-secondary);
  line-height: 1.4;
}

/* ============================================================
   5. SECTION STYLES
   ============================================================ */

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

.section--alt {
  background-color: var(--color-surface-card);
}

.section--dark {
  background-color: var(--color-accent);
  color: white;
}

.section__header {
  margin-bottom: var(--space-8);
}

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

.section--dark .section__label {
  color: var(--color-accent-soft);
}

.section__headline {
  font-size: var(--text-3xl);
  font-weight: var(--weight-semibold);
  letter-spacing: -0.02em;
  line-height: var(--leading-tight);
  color: var(--color-ink-primary);
  max-width: 640px;
}

.section--dark .section__headline {
  color: white;
}

.section__sub {
  font-size: var(--text-lg);
  color: var(--color-ink-secondary);
  margin-top: var(--space-3);
  max-width: 560px;
  line-height: var(--leading-relaxed);
}

.section--dark .section__sub {
  color: rgba(255, 255, 255, 0.75);
}

/* ============================================================
   6. CARDS
   ============================================================ */

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

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

.card-grid--2 {
  grid-template-columns: repeat(2, 1fr);
}

.card {
  background-color: var(--color-surface-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-7);
  transition: box-shadow var(--duration-standard) var(--ease-standard);
}

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

.card--accent-top {
  border-top: 3px solid var(--color-accent);
}

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

.card__headline {
  font-size: var(--text-xl);
  font-weight: var(--weight-semibold);
  letter-spacing: -0.01em;
  color: var(--color-ink-primary);
  line-height: var(--leading-snug);
  margin-bottom: var(--space-4);
}

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

.card__tag {
  display: inline-flex;
  align-items: center;
  font-size: var(--text-xs);
  font-weight: var(--weight-medium);
  color: var(--color-accent);
  background-color: var(--color-accent-soft);
  border-radius: var(--radius-full);
  padding: 3px var(--space-3);
  margin-bottom: var(--space-4);
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

/* ============================================================
   7. EVIDENCE STRIP (COMP-H-04)
   Evidence: Bromme et al. (2014) -- named citations signal credibility
   Evidence: Flick et al. (2022) -- credentials + evidence = highest persuasiveness
   ============================================================ */

.evidence-strip {
  background-color: var(--color-evidence-fill);
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
  padding: var(--space-8) 0;
}

.evidence-strip__inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: var(--space-6);
}

.evidence-strip__label {
  font-size: var(--text-xs);
  font-weight: var(--weight-medium);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-ink-secondary);
}

.evidence-strip__citations {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--space-3) var(--space-6);
}

.evidence-strip__cite {
  font-size: var(--text-sm);
  color: var(--color-evidence-ink);
  font-weight: var(--weight-medium);
}

.evidence-strip__cite span {
  font-weight: var(--weight-regular);
  color: var(--color-ink-secondary);
  font-size: var(--text-xs);
  margin-left: var(--space-1);
}

.evidence-strip__standard {
  font-size: var(--text-xs);
  color: var(--color-ink-secondary);
  border-top: 1px solid var(--color-border);
  padding-top: var(--space-4);
  width: 100%;
  text-align: center;
  letter-spacing: 0.02em;
}

/* ============================================================
   8. INDUSTRIES STRIP (COMP-H-05)
   ============================================================ */

.industries-strip {
  padding: var(--space-7) 0;
  border-bottom: 1px solid var(--color-border);
}

.industries-strip__inner {
  display: flex;
  align-items: center;
  gap: var(--space-6);
  flex-wrap: wrap;
  justify-content: center;
}

.industries-strip__label {
  font-size: var(--text-xs);
  font-weight: var(--weight-medium);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-ink-secondary);
  white-space: nowrap;
  margin-right: var(--space-3);
}

.industries-strip__item {
  font-size: var(--text-sm);
  color: var(--color-ink-primary);
  font-weight: var(--weight-medium);
  padding: var(--space-2) var(--space-4);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-full);
  background-color: var(--color-surface-card);
}

/* ============================================================
   9. SOLUTION CARD (COMP-H-03)
   ============================================================ */

.solution-card {
  background-color: var(--color-surface-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: var(--space-9);
  box-shadow: var(--shadow-lg);
  max-width: 900px;
  margin: 0 auto;
}

.solution-card__header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  margin-bottom: var(--space-6);
  flex-wrap: wrap;
  gap: var(--space-4);
}

.solution-card__name {
  font-size: var(--text-2xl);
  font-weight: var(--weight-semibold);
  color: var(--color-ink-primary);
  letter-spacing: -0.02em;
}

.solution-card__name span {
  font-size: var(--text-sm);
  font-weight: var(--weight-regular);
  color: var(--color-ink-secondary);
  background-color: var(--color-accent-soft);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-full);
  padding: 3px var(--space-3);
  margin-left: var(--space-3);
  vertical-align: middle;
}

.solution-card__tagline {
  font-size: var(--text-base);
  color: var(--color-ink-secondary);
  margin-bottom: var(--space-5);
  line-height: var(--leading-relaxed);
}

.solution-card__description {
  font-size: var(--text-base);
  color: var(--color-ink-secondary);
  line-height: var(--leading-relaxed);
  margin-bottom: var(--space-7);
  padding-bottom: var(--space-7);
  border-bottom: 1px solid var(--color-border);
}

.solution-card__points {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-5);
  margin-bottom: var(--space-7);
}

.solution-card__point {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
}

.solution-card__point-icon {
  width: 20px;
  height: 20px;
  background-color: var(--color-accent-soft);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  margin-top: 2px;
}

.solution-card__point-icon::after {
  content: '✓';
  font-size: 11px;
  color: var(--color-accent);
  font-weight: bold;
}

.solution-card__point-text {
  font-size: var(--text-sm);
  color: var(--color-ink-secondary);
  line-height: var(--leading-relaxed);
}

/* ============================================================
   10. CLOSING CTA SECTION (COMP-H-06)
   Evidence: Lowry et al. (2008) -- human presence increases conversion
   Evidence: Münscher et al. (2016) -- one CTA per decision point
   ============================================================ */

.cta-section {
  background-color: var(--color-accent);
  padding: var(--space-11) 0;
  text-align: center;
}

.cta-section__headline {
  font-size: var(--text-3xl);
  font-weight: var(--weight-semibold);
  letter-spacing: -0.02em;
  color: white;
  margin-bottom: var(--space-4);
  line-height: var(--leading-tight);
}

.cta-section__sub {
  font-size: var(--text-lg);
  color: rgba(255, 255, 255, 0.8);
  margin-bottom: var(--space-8);
  max-width: 560px;
  margin-left: auto;
  margin-right: auto;
  line-height: var(--leading-relaxed);
}

.cta-section__note {
  margin-top: var(--space-4);
  font-size: var(--text-sm);
  color: rgba(255, 255, 255, 0.65);
}

.btn--white {
  background-color: white;
  color: var(--color-accent);
  padding: var(--space-4) var(--space-9);
  font-size: var(--text-base);
  font-weight: var(--weight-medium);
  border-radius: var(--btn-radius);
  box-shadow: var(--shadow-md);
}

.btn--white:hover {
  background-color: var(--color-surface-primary);
  color: var(--color-accent);
  box-shadow: var(--shadow-lg);
  text-decoration: none;
}

/* ============================================================
   11. SPEC CARD (Awaken PS page)
   ============================================================ */

.spec-card {
  background-color: var(--color-surface-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  min-width: 260px;
}

.spec-card__title {
  font-size: var(--text-xs);
  font-weight: var(--weight-semibold);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-ink-secondary);
  margin-bottom: var(--space-4);
  padding-bottom: var(--space-3);
  border-bottom: 1px solid var(--color-border);
}

.spec-card__row {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: var(--space-3);
  padding: var(--space-3) 0;
  border-bottom: 1px solid var(--color-surface-primary);
  font-size: var(--text-sm);
}

.spec-card__row:last-child {
  border-bottom: none;
}

.spec-card__key {
  color: var(--color-ink-secondary);
  flex-shrink: 0;
}

.spec-card__value {
  color: var(--color-ink-primary);
  font-weight: var(--weight-medium);
  text-align: right;
}

.spec-card__value--accent {
  color: var(--color-accent-interactive);
}

/* ============================================================
   12. DIMENSION / FEATURE ROWS
   ============================================================ */

.dimension-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

.dimension-item {
  background-color: var(--color-surface-card);
  border: 1px solid var(--color-border);
  border-left: 3px solid var(--color-accent);
  border-radius: var(--radius-md);
  padding: var(--space-5) var(--space-6);
  display: grid;
  grid-template-columns: auto 1fr 1fr;
  gap: var(--space-5);
  align-items: start;
}

.dimension-item__number {
  font-size: var(--text-xs);
  font-weight: var(--weight-semibold);
  color: var(--color-accent);
  background-color: var(--color-accent-soft);
  border-radius: var(--radius-sm);
  width: 28px;
  height: 28px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.dimension-item__name {
  font-size: var(--text-base);
  font-weight: var(--weight-medium);
  color: var(--color-ink-primary);
  margin-bottom: var(--space-1);
}

.dimension-item__desc {
  font-size: var(--text-sm);
  color: var(--color-ink-secondary);
  line-height: var(--leading-relaxed);
}

.dimension-item__why {
  font-size: var(--text-sm);
  color: var(--color-ink-secondary);
  line-height: var(--leading-relaxed);
  border-left: 1px solid var(--color-border);
  padding-left: var(--space-5);
}

.dimension-item__why strong {
  display: block;
  font-size: var(--text-xs);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--color-accent);
  margin-bottom: var(--space-1);
}

/* ============================================================
   13. DELIVERABLES LIST
   ============================================================ */

.deliverable-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
  counter-reset: deliverable-counter;
}

.deliverable-item {
  display: flex;
  align-items: flex-start;
  gap: var(--space-4);
  padding: var(--space-5);
  background-color: var(--color-surface-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
}

.deliverable-item__num {
  width: 32px;
  height: 32px;
  background-color: var(--color-accent);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--text-sm);
  font-weight: var(--weight-semibold);
  color: white;
  flex-shrink: 0;
}

.deliverable-item__name {
  font-size: var(--text-base);
  font-weight: var(--weight-medium);
  color: var(--color-ink-primary);
  margin-bottom: var(--space-1);
}

.deliverable-item__desc {
  font-size: var(--text-sm);
  color: var(--color-ink-secondary);
  line-height: var(--leading-relaxed);
}

/* ============================================================
   14. THREE-STAGE ENGAGEMENT FLOW
   ============================================================ */

.stages {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-6);
  position: relative;
}

.stages::before {
  content: '';
  position: absolute;
  top: 28px;
  left: calc(33.333% - 12px);
  right: calc(33.333% - 12px);
  height: 1px;
  background: var(--color-border);
  z-index: 0;
}

.stage {
  text-align: center;
  position: relative;
  z-index: 1;
}

.stage__num {
  width: 56px;
  height: 56px;
  background-color: var(--color-accent);
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--text-lg);
  font-weight: var(--weight-semibold);
  color: white;
  margin: 0 auto var(--space-4);
  position: relative;
  z-index: 1;
}

.stage__name {
  font-size: var(--text-base);
  font-weight: var(--weight-semibold);
  color: var(--color-ink-primary);
  margin-bottom: var(--space-3);
}

.stage__desc {
  font-size: var(--text-sm);
  color: var(--color-ink-secondary);
  line-height: var(--leading-relaxed);
}

.stage__meta {
  font-size: var(--text-xs);
  color: var(--color-accent);
  font-weight: var(--weight-medium);
  margin-top: var(--space-3);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

/* ============================================================
   15. FOUNDER SECTION (About page)
   Evidence: Lowry et al. (2008) -- human presence increases trust
   ============================================================ */

.founder-section {
  display: grid;
  grid-template-columns: 280px 1fr;
  gap: var(--space-10);
  align-items: start;
}

.founder-photo-wrap {
  position: sticky;
  top: calc(var(--nav-height) + var(--space-6));
}

.founder-photo {
  width: 100%;
  aspect-ratio: 3/4;
  object-fit: cover;
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-md);
}

.founder-photo-credit {
  font-size: var(--text-xs);
  color: var(--color-ink-secondary);
  margin-top: var(--space-3);
  text-align: center;
}

.founder-name {
  font-size: var(--text-2xl);
  font-weight: var(--weight-semibold);
  color: var(--color-ink-primary);
  letter-spacing: -0.02em;
  margin-bottom: var(--space-2);
}

.founder-title {
  font-size: var(--text-base);
  color: var(--color-ink-secondary);
  margin-bottom: var(--space-6);
}

.founder-quote {
  font-size: var(--text-lg);
  color: var(--color-ink-primary);
  line-height: var(--leading-relaxed);
  border-left: 3px solid var(--color-accent);
  padding-left: var(--space-6);
  margin-bottom: var(--space-6);
  font-style: italic;
}

/* ============================================================
   16. EVIDENCE PILLARS (About page)
   Evidence: Flick et al. (2022) -- credentials + evidence quality
   ============================================================ */

.pillars {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-5);
}

.pillar {
  background-color: var(--color-surface-card);
  border: 1px solid var(--color-border);
  border-top: 3px solid var(--color-accent);
  border-radius: var(--radius-lg);
  padding: var(--space-7);
}

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

.pillar__title {
  font-size: var(--text-xl);
  font-weight: var(--weight-semibold);
  color: var(--color-ink-primary);
  letter-spacing: -0.01em;
  margin-bottom: var(--space-2);
}

.pillar__citation {
  font-size: var(--text-xs);
  color: var(--color-accent);
  font-weight: var(--weight-medium);
  margin-bottom: var(--space-4);
  line-height: 1.5;
}

.pillar__body {
  font-size: var(--text-sm);
  color: var(--color-ink-secondary);
  line-height: var(--leading-relaxed);
}

/* ============================================================
   17. CONTACT FORM (COMP-C-03)
   Evidence: Münscher et al. (2016) -- minimum viable field set
   Evidence: Jachimowicz et al. (2019) -- ICP-first dropdown order
   ============================================================ */

.contact-layout {
  display: grid;
  grid-template-columns: 1fr 380px;
  gap: var(--space-10);
  align-items: start;
}

.contact-form {
  background-color: var(--color-surface-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: var(--space-9);
  box-shadow: var(--shadow-md);
}

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

.form-group {
  margin-bottom: var(--space-5);
}

.form-group:last-of-type {
  margin-bottom: var(--space-7);
}

.form-label {
  display: block;
  font-size: var(--text-sm);
  font-weight: var(--weight-medium);
  color: var(--color-ink-primary);
  margin-bottom: var(--space-2);
}

.form-label span {
  color: var(--color-ink-secondary);
  font-weight: var(--weight-regular);
  font-size: var(--text-xs);
  margin-left: var(--space-1);
}

.form-input,
.form-select,
.form-textarea {
  width: 100%;
  font-family: var(--font-primary);
  font-size: var(--text-sm);
  color: var(--color-ink-primary);
  background-color: var(--input-bg);
  border: 1px solid var(--input-border);
  border-radius: var(--input-radius);
  padding: var(--input-padding-y) var(--input-padding-x);
  transition: border-color var(--duration-fast) var(--ease-standard),
              box-shadow var(--duration-fast) var(--ease-standard);
  outline: none;
  appearance: none;
  -webkit-appearance: none;
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
  border-color: var(--input-border-focus);
  box-shadow: var(--shadow-focus);
}

.form-textarea {
  min-height: 120px;
  resize: vertical;
  line-height: var(--leading-relaxed);
}

.form-select {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%233d4f6e' stroke-width='1.5' fill='none' stroke-linecap='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 14px center;
  padding-right: 40px;
  cursor: pointer;
}

/* Contact sidebar */
.contact-sidebar {
  padding-top: var(--space-2);
}

.contact-sidebar__section {
  margin-bottom: var(--space-8);
  padding-bottom: var(--space-8);
  border-bottom: 1px solid var(--color-border);
}

.contact-sidebar__section:last-child {
  border-bottom: none;
}

.contact-sidebar__heading {
  font-size: var(--text-sm);
  font-weight: var(--weight-semibold);
  color: var(--color-ink-primary);
  margin-bottom: var(--space-4);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  font-size: var(--text-xs);
}

.contact-sidebar__item {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  margin-bottom: var(--space-3);
  font-size: var(--text-sm);
  color: var(--color-ink-secondary);
  line-height: var(--leading-relaxed);
}

.contact-sidebar__item::before {
  content: '→';
  color: var(--color-accent);
  font-size: var(--text-xs);
  flex-shrink: 0;
  margin-top: 2px;
}

.context-strip {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  margin-top: var(--space-6);
}

.context-item {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  font-size: var(--text-sm);
  color: var(--color-ink-secondary);
  padding: var(--space-3) var(--space-4);
  background-color: var(--color-accent-soft);
  border-radius: var(--radius-md);
}

.context-item::before {
  content: '✓';
  font-size: 11px;
  font-weight: bold;
  color: var(--color-accent);
  flex-shrink: 0;
}

/* ============================================================
   18. FOOTER (COMP-G-02)
   Evidence: McKnight et al. (1998) -- persistent institutional signal
   ============================================================ */

.footer {
  background-color: var(--color-ink-primary);
  padding: var(--space-10) 0 var(--space-7);
}

.footer__grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1.5fr;
  gap: var(--space-8);
  margin-bottom: var(--space-9);
  padding-bottom: var(--space-9);
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.footer__col-label {
  font-size: var(--text-xs);
  font-weight: var(--weight-semibold);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.45);
  margin-bottom: var(--space-4);
}

.footer__name {
  font-size: var(--text-base);
  font-weight: var(--weight-semibold);
  color: white;
  margin-bottom: var(--space-2);
}

.footer__tagline {
  font-size: var(--text-sm);
  color: rgba(255, 255, 255, 0.55);
  line-height: var(--leading-relaxed);
  margin-bottom: var(--space-4);
}

.footer__copy {
  font-size: var(--text-xs);
  color: rgba(255, 255, 255, 0.35);
}

.footer__nav {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.footer__nav a {
  font-size: var(--text-sm);
  color: rgba(255, 255, 255, 0.65);
  text-decoration: none;
  transition: color var(--duration-fast) var(--ease-standard);
}

.footer__nav a:hover {
  color: white;
  text-decoration: none;
}

.footer__contact-item {
  font-size: var(--text-sm);
  color: rgba(255, 255, 255, 0.65);
  margin-bottom: var(--space-3);
  line-height: 1.5;
}

.footer__contact-item a {
  color: rgba(255, 255, 255, 0.65);
}

.footer__contact-item a:hover {
  color: white;
}

.footer__standard {
  font-size: var(--text-sm);
  color: rgba(255, 255, 255, 0.65);
  margin-bottom: var(--space-3);
  line-height: 1.5;
}

.footer__standard strong {
  color: rgba(255, 255, 255, 0.85);
  font-weight: var(--weight-medium);
}

.footer__bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: var(--space-4);
}

.footer__bottom-text {
  font-size: var(--text-xs);
  color: rgba(255, 255, 255, 0.3);
}

/* ============================================================
   19. PAGE HERO VARIANT (product / inner pages)
   ============================================================ */

.page-hero {
  background-color: var(--color-surface-primary);
  border-bottom: 1px solid var(--color-border);
  padding: var(--space-10) 0;
}

.page-hero__inner {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: var(--space-10);
  align-items: start;
}

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

.page-hero__headline {
  font-size: var(--text-4xl);
  font-weight: var(--weight-semibold);
  letter-spacing: -0.03em;
  line-height: var(--leading-tight);
  color: var(--color-ink-primary);
  margin-bottom: var(--space-4);
}

.page-hero__subtitle {
  font-size: var(--text-xl);
  color: var(--color-ink-secondary);
  margin-bottom: var(--space-5);
  line-height: var(--leading-relaxed);
}

.page-hero__desc {
  font-size: var(--text-base);
  color: var(--color-ink-secondary);
  line-height: var(--leading-relaxed);
  max-width: 580px;
}

/* ============================================================
   20. URGENCY CARDS
   ============================================================ */

.urgency-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-5);
}

.urgency-item {
  background-color: var(--color-surface-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-6) var(--space-7);
  display: grid;
  grid-template-columns: auto 1fr;
  gap: var(--space-5);
  align-items: start;
}

.urgency-item__num {
  font-size: var(--text-2xl);
  font-weight: var(--weight-semibold);
  color: var(--color-accent-soft);
  letter-spacing: -0.05em;
  line-height: 1;
}

.urgency-item__headline {
  font-size: var(--text-base);
  font-weight: var(--weight-semibold);
  color: var(--color-ink-primary);
  margin-bottom: var(--space-2);
}

.urgency-item__body {
  font-size: var(--text-sm);
  color: var(--color-ink-secondary);
  line-height: var(--leading-relaxed);
}

.urgency-item__stat {
  display: inline;
  font-weight: var(--weight-semibold);
  color: var(--color-ink-primary);
}

/* ============================================================
   21. MISSION / ABOUT SECTION
   ============================================================ */

.mission-block {
  background-color: var(--color-accent);
  border-radius: var(--radius-xl);
  padding: var(--space-9) var(--space-10);
  margin-bottom: var(--space-10);
}

.mission-block__text {
  font-size: var(--text-xl);
  color: white;
  line-height: 1.8;
  font-style: italic;
}

/* ============================================================
   22. TRIGGER CONDITIONS (Who It Is For)
   ============================================================ */

.trigger-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-4);
}

.trigger-item {
  background-color: var(--color-surface-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
}

.trigger-item__headline {
  font-size: var(--text-base);
  font-weight: var(--weight-semibold);
  color: var(--color-ink-primary);
  margin-bottom: var(--space-3);
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
}

.trigger-item__headline::before {
  content: '';
  width: 6px;
  height: 6px;
  background-color: var(--color-accent);
  border-radius: var(--radius-full);
  flex-shrink: 0;
  margin-top: 7px;
}

.trigger-item__body {
  font-size: var(--text-sm);
  color: var(--color-ink-secondary);
  line-height: var(--leading-relaxed);
  padding-left: calc(6px + var(--space-3));
}

/* ============================================================
   23. RESPONSIVE
   ============================================================ */

@media (max-width: 1024px) {
  .hero__inner {
    grid-template-columns: 1fr;
  }

  .hero__panel {
    position: static;
    max-width: 480px;
  }

  .card-grid--3 {
    grid-template-columns: repeat(2, 1fr);
  }

  .footer__grid {
    grid-template-columns: 1fr 1fr;
  }

  .solution-card__points {
    grid-template-columns: 1fr;
  }

  .dimension-item {
    grid-template-columns: auto 1fr;
  }

  .dimension-item__why {
    grid-column: 1 / -1;
    border-left: none;
    padding-left: 0;
    border-top: 1px solid var(--color-border);
    padding-top: var(--space-3);
  }

  .pillars {
    grid-template-columns: 1fr;
  }

  .stages::before {
    display: none;
  }

  .stages {
    grid-template-columns: 1fr;
  }

  .contact-layout {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  .nav__links {
    display: none;
  }

  .nav__toggle {
    display: flex;
  }

  .nav__links--open {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: var(--nav-height);
    left: 0;
    right: 0;
    background: var(--color-surface-card);
    border-bottom: 1px solid var(--color-border);
    padding: var(--space-5) var(--space-6);
    box-shadow: var(--shadow-lg);
  }

  .hero__headline {
    font-size: clamp(32px, 8vw, 44px);
  }

  .card-grid--3,
  .card-grid--2 {
    grid-template-columns: 1fr;
  }

  .trigger-grid {
    grid-template-columns: 1fr;
  }

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

  .footer__grid {
    grid-template-columns: 1fr;
  }

  .founder-section {
    grid-template-columns: 1fr;
  }

  .founder-photo-wrap {
    position: static;
    max-width: 240px;
  }

  .page-hero__inner {
    grid-template-columns: 1fr;
  }

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

  .cta-section__headline {
    font-size: var(--text-2xl);
  }
}

@media (max-width: 480px) {
  .container {
    padding: 0 var(--space-4);
  }

  .hero {
    padding: var(--space-8) 0 var(--space-9);
  }

  .btn--lg {
    width: 100%;
    text-align: center;
  }
}

/* ============================================================
   24. UTILITY CLASSES
   ============================================================ */

.text-center { text-align: center; }
.text-left { text-align: left; }
.mb-0 { margin-bottom: 0; }
.mt-auto { margin-top: auto; }

.divider {
  height: 1px;
  background-color: var(--color-border);
  margin: var(--space-9) 0;
}

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}