/* ============================================================
   BUSINESS SOUND — Design System
   business-sound.com
   ============================================================

   COLORS  (light theme — contrast ratios verified)
   ─────────────────────────────────────────────────────────
   --color-bg:        #F8FAFC   Background (cool off-white)
   --color-bg-alt:    #F1F5F9   Section alternating bg
   --color-surface:   #FFFFFF   Cards, panels
   --color-surface-2: #F8FAFC   Subtle elevated surface
   --color-border:    #E2E8F0   Default border (visible on light)
   --color-border-2:  #CBD5E1   Hover/strong border
   --color-accent:    #6D28D9   Deep violet CTA — 8.4:1 on bg ✅ AAA
   --color-accent-h:  #5B21B6   Accent hover    — 10.1:1 on bg ✅ AAA
   --color-accent-dim:#EDE9FE   Violet tint fill
   --color-text:      #0F172A   Primary text   — 17:1 on bg ✅ AAA
   --color-text-2:    #334155   Secondary text — 9.7:1 on bg ✅ AAA
   --color-text-3:    #64748B   Muted labels   — 4.6:1 on bg ✅ AA

   FOOTER (dark band at page bottom)
   --footer-bg:       #0F172A   Deep navy
   --footer-text:     #F8FAFC   Light on dark  — 17:1 ✅ AAA
   --footer-text-2:   #94A3B8   Muted on dark  — 4.6:1 ✅ AA
   --footer-border:   #1E293B   Dark border

   TYPOGRAPHY
   ─────────────────────────────────────────────────────────
   Display: Syne (400–800) — foundry-designed, geometric quirks, rare in B2B
   Mono:    DM Mono (300–500) — operator, system feel

   SPACING (8px base unit)
   ─────────────────────────────────────────────────────────
   xs:  8px  | sm: 16px | md: 24px | lg: 48px
   xl: 80px  | 2xl: 120px | 3xl: 160px

   BREAKPOINTS
   ─────────────────────────────────────────────────────────
   Mobile:  < 768px
   Tablet:  768px – 1024px
   Desktop: > 1024px

   Z-INDEX
   ─────────────────────────────────────────────────────────
   Nav: 100 | Modal: 200

   ANIMATION
   ─────────────────────────────────────────────────────────
   Fast: 150ms ease-out  (micro-interactions)
   Base: 250ms ease-out  (hovers, toggles)
   Slow: 600ms ease-out  (scroll entrances)
   ============================================================ */

/* ─── Google Fonts ──────────────────────────────────────── */
@import url('https://fonts.googleapis.com/css2?family=Syne:wght@400;500;600;700;800&family=DM+Mono:ital,wght@0,300;0,400;0,500;1,300&display=swap');

/* ─── CSS Variables ─────────────────────────────────────── */
:root {
  --color-bg:        #F8FAFC;
  --color-bg-alt:    #F1F5F9;
  --color-surface:   #FFFFFF;
  --color-surface-2: #F8FAFC;
  --color-border:    #E2E8F0;
  --color-border-2:  #CBD5E1;
  --color-accent:    #6D28D9;
  --color-accent-h:  #5B21B6;
  --color-accent-dim:#EDE9FE;
  --color-text:      #0F172A;
  --color-text-2:    #334155;
  --color-text-3:    #64748B;

  /* Footer dark band */
  --footer-bg:       #0F172A;
  --footer-text:     #F8FAFC;
  --footer-text-2:   #94A3B8;
  --footer-border:   #1E293B;

  --font-display: 'Syne', sans-serif;
  --font-mono:    'DM Mono', monospace;

  --space-xs:  8px;
  --space-sm:  16px;
  --space-md:  24px;
  --space-lg:  40px;
  --space-xl:  56px;
  --space-2xl: 72px;
  --space-3xl: 96px;

  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;

  --transition-fast: 150ms ease-out;
  --transition-base: 250ms ease-out;
  --transition-slow: 600ms ease-out;

  --max-width: 1200px;
  --nav-height: 72px;
}

/* ─── Reset ─────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }
body {
  background-color: var(--color-bg);
  color: var(--color-text);
  font-family: var(--font-mono);
  font-weight: 300;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
img { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
ul, ol { list-style: none; }
button { cursor: pointer; font-family: inherit; border: none; background: none; }

/* ─── Layout ─────────────────────────────────────────────── */
.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--space-md);
}

.section {
  padding: var(--space-xl) 0;
  border-top: 1px solid var(--color-border);
}

.section--hero {
  padding-top: calc(var(--nav-height) + var(--space-md));
  padding-bottom: var(--space-xl);
  border-top: none;
}

.section__label {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  font-family: var(--font-mono);
  font-size: 0.7rem;
  font-weight: 400;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-text-3);
  margin-bottom: var(--space-lg);
}

.section__label::before {
  content: attr(data-num);
  color: var(--color-accent);
  font-weight: 500;
}

.section__label::after {
  content: '';
  display: block;
  width: 32px;
  height: 1px;
  background: var(--color-border-2);
}

.section__heading {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 600;
  line-height: 1.1;
  letter-spacing: -0.02em;
  color: var(--color-text);
  margin-bottom: var(--space-md);
  max-width: 700px;
}

.section__body {
  font-size: 0.95rem;
  color: var(--color-text-2);
  max-width: 560px;
  line-height: 1.8;
}

/* ─── Navigation ─────────────────────────────────────────── */
.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  height: var(--nav-height);
  z-index: 100;
  background: rgba(248,250,252,0.92);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--color-border);
}

.nav__inner {
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav__logo {
  font-family: var(--font-display);
  font-size: 1.65rem;
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--color-text);
  transition: color var(--transition-fast);
}
.nav__logo span { color: var(--color-accent); } /* violet on light nav */
.nav__logo:hover { color: var(--color-text-2); }

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

.nav__link {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  font-weight: 400;
  letter-spacing: 0.04em;
  color: var(--color-text-2);
  transition: color var(--transition-fast);
}
.nav__link:hover { color: var(--color-text); }
.nav__link--active { color: var(--color-text); }

.nav__toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 8px;
  width: 40px;
  height: 40px;
  align-items: center;
  justify-content: center;
}
.nav__toggle span {
  display: block;
  width: 22px;
  height: 1.5px;
  background: var(--color-text-2);
  transition: all var(--transition-base);
}
.nav__toggle.is-open span:nth-child(1) { transform: rotate(45deg) translate(4.5px, 4.5px); }
.nav__toggle.is-open span:nth-child(2) { opacity: 0; }
.nav__toggle.is-open span:nth-child(3) { transform: rotate(-45deg) translate(4.5px, -4.5px); }

.nav__mobile {
  display: none;
  position: fixed;
  top: var(--nav-height);
  left: 0; right: 0;
  background: var(--color-surface);
  border-bottom: 1px solid var(--color-border);
  padding: var(--space-md) var(--space-md) var(--space-lg);
  flex-direction: column;
  gap: var(--space-md);
  z-index: 99;
}
.nav__mobile.is-open { display: flex; }
.nav__mobile .nav__link { font-size: 1rem; padding: var(--space-xs) 0; }

/* ─── Buttons ─────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 0.82rem;
  font-weight: 400;
  letter-spacing: 0.04em;
  padding: 12px 24px;
  border-radius: var(--radius-sm);
  transition: background var(--transition-base), color var(--transition-base), border-color var(--transition-base), box-shadow var(--transition-base);
  cursor: pointer;
  border: 1px solid transparent;
}

.btn--accent {
  background: var(--color-accent);
  color: #fff;
  border-color: var(--color-accent);
}
.btn--accent:hover {
  background: var(--color-accent-h);
  border-color: var(--color-accent-h);
  box-shadow: 0 0 28px rgba(37,99,235,0.3);
}

.btn--ghost {
  background: transparent;
  color: var(--color-text-2);
  border-color: var(--color-border-2);
}
.btn--ghost:hover {
  color: var(--color-text);
  border-color: var(--color-text-3);
}

.btn--large {
  font-size: 0.9rem;
  padding: 16px 36px;
}

.btn-arrow {
  display: inline-block;
  transition: transform var(--transition-fast);
}
.btn:hover .btn-arrow { transform: translateX(4px); }

/* ─── Hero ───────────────────────────────────────────────── */
.hero {
  position: relative;
  display: flex;
  align-items: flex-start;
}

.hero__label {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  font-weight: 400;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: var(--space-md);
  display: flex;
  align-items: center;
  gap: 12px;
}
.hero__label::before {
  content: '';
  display: block;
  width: 24px;
  height: 1px;
  background: var(--color-accent);
}

.hero__heading {
  font-family: var(--font-display);
  font-size: clamp(2.8rem, 6vw, 5rem);
  font-weight: 700;
  line-height: 1.0;
  letter-spacing: -0.03em;
  color: var(--color-text);
  margin-bottom: var(--space-md);
  max-width: 820px;
}

.hero__heading em {
  font-style: normal;
  color: var(--color-accent);
}

.hero__sub {
  font-size: 1rem;
  color: var(--color-text-2);
  max-width: 500px;
  line-height: 1.75;
  margin-bottom: var(--space-lg);
}

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

.hero__scroll {
  position: absolute;
  bottom: var(--space-lg);
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-text-3);
}

.hero__scroll-line {
  width: 1px;
  height: 48px;
  background: linear-gradient(to bottom, var(--color-accent), rgba(3,105,161,0));
  animation: scrollPulse 2s ease-in-out infinite;
}

/* ─── Page Hero (inner pages) ────────────────────────────── */
.page-hero {
  padding: calc(var(--nav-height) + var(--space-lg)) 0 var(--space-lg);
  border-bottom: 1px solid var(--color-border);
}

.page-hero__label {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: var(--space-sm);
}

.page-hero__heading {
  font-family: var(--font-display);
  font-size: clamp(2.2rem, 5vw, 3.75rem);
  font-weight: 700;
  line-height: 1.05;
  letter-spacing: -0.03em;
  color: var(--color-text);
  margin-bottom: var(--space-md);
  max-width: 720px;
}

.page-hero__body {
  font-size: 0.95rem;
  color: var(--color-text-2);
  max-width: 520px;
  line-height: 1.8;
}

/* ─── Problem Cards ──────────────────────────────────────── */
.problem-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-md);
  margin-top: var(--space-xl);
}

.problem-card {
  padding: var(--space-lg) var(--space-md);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-surface);
  transition: border-color var(--transition-base), transform var(--transition-slow);
}
.problem-card:hover {
  border-color: var(--color-border-2);
  transform: translateY(-2px);
}

.problem-card__num {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.12em;
  color: var(--color-accent);
  margin-bottom: var(--space-md);
}

.problem-card__text {
  font-family: var(--font-display);
  font-size: 1.05rem;
  font-weight: 500;
  line-height: 1.45;
  color: var(--color-text);
}

/* ─── What We Build ──────────────────────────────────────── */
.build-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-xl);
  align-items: center;
  margin-top: var(--space-xl);
}

.build-stack {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.stack-tier {
  padding: var(--space-md);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-surface);
}

.stack-tier--primary { border-color: rgba(37,99,235,0.3); }

.stack-tier__label {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-text-3);
  margin-bottom: var(--space-xs);
}

.stack-tier__tools {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 600;
  color: var(--color-text);
}

.stack-tier--primary .stack-tier__tools { color: var(--color-accent); }

/* ─── Offer Ladder ───────────────────────────────────────── */
.ladder {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--color-border);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  margin-top: var(--space-xl);
}

.ladder-step {
  background: var(--color-surface);
  padding: var(--space-lg) var(--space-md);
  transition: background var(--transition-base);
}
.ladder-step:hover { background: var(--color-surface-2); }

.ladder-step__num {
  font-family: var(--font-display);
  font-size: 3rem;
  font-weight: 700;
  color: var(--color-border-2);
  line-height: 1;
  margin-bottom: var(--space-md);
}

.ladder-step__name {
  font-family: var(--font-display);
  font-size: 1.4rem;
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: var(--space-xs);
}

.ladder-step__duration {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--color-accent);
  letter-spacing: 0.08em;
  margin-bottom: var(--space-md);
}

.ladder-step__price {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: var(--space-xs);
}

.ladder-step__delivers {
  margin-top: var(--space-md);
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
}

.ladder-step__deliver-item {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--color-text-2);
  display: flex;
  align-items: flex-start;
  gap: 8px;
  line-height: 1.5;
}

.ladder-step__deliver-item::before {
  content: '→';
  color: var(--color-accent);
  flex-shrink: 0;
  margin-top: 1px;
}

/* ─── Who It's For ───────────────────────────────────────── */
.buyer-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-md);
  margin-top: var(--space-xl);
}

.buyer-card {
  padding: var(--space-lg) var(--space-lg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  background: var(--color-surface);
  transition: border-color var(--transition-base);
}
.buyer-card:hover { border-color: rgba(37,99,235,0.4); }

.buyer-card__tag {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-accent);
  border: 1px solid rgba(37,99,235,0.3);
  border-radius: var(--radius-sm);
  padding: 4px 10px;
  margin-bottom: var(--space-md);
}

.buyer-card__title {
  font-family: var(--font-display);
  font-size: 1.3rem;
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: var(--space-md);
  line-height: 1.2;
}

.buyer-card__list {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.buyer-card__item {
  font-family: var(--font-mono);
  font-size: 0.82rem;
  color: var(--color-text-2);
  display: flex;
  align-items: flex-start;
  gap: 10px;
  line-height: 1.55;
}

.buyer-card__item::before {
  content: '—';
  color: var(--color-text-3);
  flex-shrink: 0;
}

/* ─── Social Proof Placeholder ───────────────────────────── */
.proof-placeholder {
  border: 1px dashed var(--color-border-2);
  border-radius: var(--radius-lg);
  padding: var(--space-xl) var(--space-lg);
  text-align: center;
  margin-top: var(--space-xl);
}

.proof-placeholder__label {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-text-3);
  margin-bottom: var(--space-sm);
}

.proof-placeholder__text {
  font-family: var(--font-display);
  font-size: 1.2rem;
  font-weight: 500;
  color: var(--color-text-2);
}

/* ─── Service Cards ──────────────────────────────────────── */
.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  grid-template-rows: repeat(7, auto);
  gap: var(--space-md);
  margin-top: var(--space-xl);
  align-items: start;
}

.service-card {
  padding: var(--space-lg) var(--space-md);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  background: var(--color-surface);
  display: grid;
  grid-template-rows: subgrid;
  grid-row: span 7;
  transition: border-color var(--transition-base), transform var(--transition-slow);
  cursor: default;
}
.service-card:hover {
  border-color: rgba(37,99,235,0.35);
  transform: translateY(-3px);
}

.service-card__step {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.14em;
  color: var(--color-accent);
  text-transform: uppercase;
  margin-bottom: var(--space-md);
}

.service-card__name {
  font-family: var(--font-display);
  font-size: 1.6rem;
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: var(--space-xs);
}

.service-card__price {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 500;
  color: var(--color-accent);
  margin-bottom: var(--space-md);
}

.service-card__body {
  font-size: 0.85rem;
  color: var(--color-text-2);
  line-height: 1.75;
  margin-bottom: var(--space-md);
}

.service-card__delivers {
  margin-top: var(--space-md);
}

.service-card__for {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--color-text-3);
  border-top: 1px solid var(--color-border);
  padding-top: var(--space-md);
  margin-top: var(--space-md);
  line-height: 1.6;
}

.service-card__btn {
  margin-top: var(--space-md);
  align-self: start;
}

/* ─── Stack Display ──────────────────────────────────────── */
.stack-display {
  margin-top: var(--space-xl);
}

.stack-display__heading {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: var(--space-lg);
}

.stack-row {
  display: flex;
  gap: var(--space-md);
  margin-bottom: var(--space-md);
  flex-wrap: wrap;
}

.stack-pill {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 14px 20px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-surface);
  transition: border-color var(--transition-base);
}
.stack-pill:hover { border-color: var(--color-border-2); }

.stack-pill--primary { border-color: rgba(37,99,235,0.3); }

.stack-pill__name {
  font-family: var(--font-display);
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--color-text);
}

.stack-pill__role {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  color: var(--color-text-3);
}

/* ─── How It Works Steps ─────────────────────────────────── */
.steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-md);
  margin-top: var(--space-xl);
  position: relative;
}

.steps::before {
  content: '';
  position: absolute;
  top: 28px;
  left: calc(16.6% + 16px);
  right: calc(16.6% + 16px);
  height: 1px;
  background: var(--color-border);
}

.step {
  position: relative;
  padding: var(--space-lg) var(--space-md);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-surface);
}

.step__num {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  border: 1px solid var(--color-accent);
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--color-accent);
  margin-bottom: var(--space-md);
  position: relative;
  z-index: 1;
  background: var(--color-surface);
}

.step__timing {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-text-3);
  margin-bottom: var(--space-xs);
}

.step__title {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: var(--space-sm);
}

.step__body {
  font-family: var(--font-mono);
  font-size: 0.82rem;
  color: var(--color-text-2);
  line-height: 1.7;
}

/* ─── Diagnosis Pricing Box ──────────────────────────────── */
.diag-box {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-xl);
  align-items: start;
  margin-top: var(--space-xl);
  padding: var(--space-xl) var(--space-lg);
  border: 1px solid rgba(37,99,235,0.25);
  border-radius: var(--radius-lg);
  background: var(--color-surface);
}

.diag-box__price-label {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-text-3);
  margin-bottom: var(--space-xs);
}

.diag-box__price {
  font-family: var(--font-display);
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--color-text);
  line-height: 1;
  margin-bottom: var(--space-xs);
}

.diag-box__price-note {
  font-size: 0.82rem;
  color: var(--color-text-3);
  margin-bottom: var(--space-lg);
}

.diag-box__list {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.diag-box__item {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 0.85rem;
  color: var(--color-text-2);
  line-height: 1.6;
}

.diag-box__item::before {
  content: '→';
  color: var(--color-accent);
  flex-shrink: 0;
}

/* ─── Team/About ─────────────────────────────────────────── */
.team-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-xl);
  margin-top: var(--space-xl);
}

.team-card { }

.team-card__avatar {
  width: 72px;
  height: 72px;
  border-radius: var(--radius-sm);
  background: var(--color-accent-dim);
  border: 1px solid rgba(37,99,235,0.3);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-display);
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--color-accent);
  margin-bottom: var(--space-md);
}

.team-card__photo {
  display: block;
  width: 160px;
  height: 180px;
  max-width: 160px;
  border-radius: var(--radius-sm);
  object-fit: cover;
  object-position: center 30%;
  margin-bottom: var(--space-md);
}

.team-card__name {
  font-family: var(--font-display);
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: 4px;
}

.team-card__role {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: var(--space-md);
}

.team-card__bio {
  font-size: 0.9rem;
  color: var(--color-text-2);
  line-height: 1.8;
}

.team-card__linkedin {
  display: inline-block;
  margin-top: var(--space-sm);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.06em;
  color: var(--color-accent);
  text-decoration: none;
}
.team-card__linkedin:hover {
  color: var(--color-accent-hover);
}

/* ─── Contact Form ───────────────────────────────────────── */
.contact-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-xl);
  align-items: start;
  margin-top: var(--space-xl);
}

.form {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.form-label {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-text-3);
}

.form-input,
.form-textarea {
  background: var(--color-surface);
  border: 1px solid var(--color-border-2);
  border-radius: var(--radius-sm);
  padding: 13px 16px;
  color: var(--color-text);
  font-family: var(--font-mono);
  font-size: 0.9rem;
  font-weight: 300;
  outline: none;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
  width: 100%;
}
.form-input:focus,
.form-textarea:focus {
  border-color: var(--color-accent);
  box-shadow: 0 0 0 3px rgba(37,99,235,0.12);
}
.form-input::placeholder,
.form-textarea::placeholder { color: var(--color-text-3); }

.form-textarea { resize: vertical; min-height: 130px; }

.form-success {
  display: none;
  padding: var(--space-lg) var(--space-md);
  border: 1px solid rgba(37,99,235,0.3);
  border-radius: var(--radius-md);
  background: rgba(37,99,235,0.06);
}

.form-success.is-visible { display: block; }

.form-success__heading {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: var(--space-xs);
}

.form-success__body {
  font-size: 0.85rem;
  color: var(--color-text-2);
}

.contact-info {
  padding-top: var(--space-md);
}

.contact-info__item {
  margin-bottom: var(--space-lg);
}

.contact-info__label {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-text-3);
  margin-bottom: 4px;
}

.contact-info__value {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 500;
  color: var(--color-text);
  transition: color var(--transition-fast);
}
.contact-info__value:hover { color: var(--color-accent); }

/* ─── Footer CTA Banner ──────────────────────────────────── */
.footer-cta {
  padding: var(--space-xl) 0;
  background: var(--color-bg-alt);
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
}

.footer-cta__heading {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 3.5vw, 2.75rem);
  font-weight: 700;
  line-height: 1.1;
  letter-spacing: -0.02em;
  color: var(--color-text);
  margin-bottom: var(--space-md);
  max-width: 600px;
}

.footer-cta__sub {
  font-size: 0.9rem;
  color: var(--color-text-2);
  margin-bottom: var(--space-lg);
}

/* ─── Footer ─────────────────────────────────────────────── */
.footer {
  padding: var(--space-xl) 0 var(--space-lg);
  background: var(--footer-bg);
}

.footer__top {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: var(--space-xl);
}

.footer__logo {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--footer-text);
  margin-bottom: var(--space-sm);
}
.footer__logo span { color: #C4B5FD; } /* violet-300 — readable on dark footer, 8.1:1 ✅ */

.footer__tagline {
  font-size: 0.8rem;
  color: var(--footer-text-2);
  max-width: 320px;
  line-height: 1.65;
}

.footer__nav {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
  align-items: flex-end;
}

.footer__nav-link {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--footer-text-2);
  transition: color var(--transition-fast);
}
.footer__nav-link:hover { color: var(--footer-text); }

.footer__bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: var(--space-lg);
  border-top: 1px solid var(--footer-border);
}

.footer__copy,
.footer__legal {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--footer-text-2);
}

/* ─── Animations ─────────────────────────────────────────── */
@keyframes scrollPulse {
  0%, 100% { opacity: 0.3; transform: scaleY(0.7); }
  50%       { opacity: 1;   transform: scaleY(1); }
}

@keyframes fadeUp {
  from { opacity: 0; transform: translateY(28px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* Scroll-reveal base state */
.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.65s ease-out, transform 0.65s ease-out;
  transition-delay: var(--delay, 0ms);
}
.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

/* Hero stagger */
.hero-reveal {
  opacity: 0;
  transform: translateY(20px);
  animation: fadeUp 0.7s ease-out forwards;
  animation-delay: var(--delay, 0ms);
}

/* ─── Responsive ─────────────────────────────────────────── */
@media (max-width: 1024px) {
  .problem-grid   { grid-template-columns: 1fr 1fr; }
  .services-grid  { grid-template-columns: 1fr 1fr; }
  .build-layout   { grid-template-columns: 1fr; gap: var(--space-lg); }
  .steps::before  { display: none; }
}

@media (max-width: 768px) {
  :root { --space-2xl: 80px; --space-xl: 60px; }

  .nav__links { display: none; }
  .nav__toggle { display: flex; }

  .hero__heading { font-size: clamp(2.2rem, 8vw, 3rem); }
  .hero__actions { flex-direction: column; align-items: flex-start; }

  .problem-grid  { grid-template-columns: 1fr; }
  .ladder        { grid-template-columns: 1fr; }
  .buyer-grid    { grid-template-columns: 1fr; }
  .services-grid { grid-template-columns: 1fr; }
  .steps         { grid-template-columns: 1fr; }
  .diag-box      { grid-template-columns: 1fr; }
  .contact-layout{ grid-template-columns: 1fr; }
  .team-grid     { grid-template-columns: 1fr; }

  .footer__top   { flex-direction: column; gap: var(--space-lg); }
  .footer__nav   { align-items: flex-start; flex-direction: row; flex-wrap: wrap; gap: var(--space-md); }
  .footer__bottom{ flex-direction: column; gap: var(--space-sm); align-items: flex-start; }
}

/* ─── Reduced Motion ─────────────────────────────────────── */
@media (prefers-reduced-motion: reduce) {
  .reveal, .hero-reveal {
    opacity: 1;
    transform: none;
    animation: none;
    transition: none;
  }
  .hero__scroll-line { animation: none; }
  * { transition-duration: 0.01ms !important; animation-duration: 0.01ms !important; }
}