/* ============================================================
   NUTSHELL — STYLESHEET
   ============================================================ */

/* ===== CUSTOM PROPERTIES ===== */
:root {
  --color-bg:           #ffffff;
  --color-surface:      #f8fafc;
  --color-dark:         #0f172a;
  --color-dark-2:       #1e293b;
  --color-accent:       #009E8E;
  --color-accent-hover: #007E70;
  --color-accent-light: #E0F5F3;
  --color-accent-rgb:   0, 158, 142;
  --color-text:         #1e293b;
  --color-text-muted:   #64748b;
  --color-border:       #e2e8f0;
  --color-white:        #ffffff;

  --font-sans: 'Inter', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;

  --radius-sm:   6px;
  --radius-md:   12px;
  --radius-lg:   16px;
  --radius-full: 9999px;

  --shadow-sm: 0 1px 2px rgba(0,0,0,0.05);
  --shadow-md: 0 4px 6px -1px rgba(0,0,0,0.1), 0 2px 4px -1px rgba(0,0,0,0.06);
  --shadow-lg: 0 10px 15px -3px rgba(0,0,0,0.1), 0 4px 6px -2px rgba(0,0,0,0.05);

  --container-max: 1200px;
  --container-pad: 1.5rem;
}

/* ===== RESET & BASE ===== */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

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

body {
  font-family: var(--font-sans);
  color: var(--color-text);
  background: var(--color-bg);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; display: block; }
a   { color: inherit; text-decoration: none; }

/* ===== TYPOGRAPHY ===== */
h1, h2, h3, h4 {
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: -0.02em;
}

h1 { font-size: clamp(2rem, 5vw, 3.5rem); }
h2 { font-size: clamp(1.5rem, 3.5vw, 2.5rem); }
h3 { font-size: 1.2rem; }
h4 { font-size: 0.95rem; }
p  { line-height: 1.75; }

/* ===== LAYOUT ===== */
.container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--container-pad);
}

.section     { padding: 5rem 0; }
.section-alt { background: var(--color-surface); }
.section-dark {
  background: var(--color-dark);
  color: var(--color-white);
}

.section-header {
  text-align: center;
  max-width: 680px;
  margin: 0 auto 3.5rem;
}
.section-header p {
  color: var(--color-text-muted);
  font-size: 1.05rem;
  margin-top: 1rem;
}
.section-dark .section-header p {
  color: rgba(255,255,255,0.6);
}

/* ===== BADGE ===== */
.badge {
  display: inline-block;
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-accent);
  background: var(--color-accent-light);
  padding: 0.3rem 0.8rem;
  border-radius: var(--radius-full);
  margin-bottom: 1rem;
}
.section-dark .badge {
  color: #6EDDD6;
  background: rgba(0,158,142,0.18);
}

/* ===== BUTTONS ===== */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-sans);
  font-size: 0.95rem;
  font-weight: 600;
  padding: 0.75rem 1.5rem;
  border-radius: var(--radius-sm);
  border: none;
  cursor: pointer;
  transition: all 0.15s ease;
  text-decoration: none;
  white-space: nowrap;
}

.btn-primary {
  background: var(--color-accent);
  color: var(--color-white);
}
.btn-primary:hover {
  background: var(--color-accent-hover);
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

/* Nav CTA sits on a dark header — white button with dark text gives
   much better contrast than teal-on-dark (~15:1 vs ~3.3:1) */
.nav-menu .btn-primary {
  background: var(--color-white);
  color: var(--color-dark);
}
.nav-menu .btn-primary:hover {
  background: rgba(255,255,255,0.9);
  color: var(--color-dark);
  box-shadow: 0 4px 14px rgba(0,0,0,0.25);
}

.btn-ghost {
  background: transparent;
  color: rgba(255,255,255,0.85);
  border: 1.5px solid rgba(255,255,255,0.3);
}
.btn-ghost:hover {
  background: rgba(255,255,255,0.08);
  color: white;
  border-color: rgba(255,255,255,0.5);
}

.btn-outline {
  background: transparent;
  color: var(--color-accent);
  border: 2px solid var(--color-accent);
}
.btn-outline:hover {
  background: var(--color-accent);
  color: white;
}

.btn-lg {
  font-size: 1.05rem;
  padding: 0.9rem 2rem;
}

/* ===== HEADER / NAV ===== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(15,23,42,0.97);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(255,255,255,0.06);
  transition: box-shadow 0.2s;
}
.site-header.scrolled {
  box-shadow: 0 2px 24px rgba(0,0,0,0.35);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 0;
  gap: 2rem;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  font-size: 1.1rem;
  font-weight: 800;
  color: white;
  letter-spacing: -0.03em;
  flex-shrink: 0;
}
.nav-logo span { line-height: 1; }

.nav-menu {
  display: flex;
  align-items: center;
  gap: 2rem;
}
.nav-menu a:not(.btn) {
  font-size: 0.875rem;
  font-weight: 500;
  color: rgba(255,255,255,0.7);
  transition: color 0.15s;
}
.nav-menu a:not(.btn):hover { color: white; }

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}
.nav-toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background: white;
  border-radius: 2px;
  transition: all 0.2s;
}

/* ===== HERO ===== */
.hero {
  background: var(--color-dark);
  padding: 6rem 0 5rem;
  position: relative;
  overflow: hidden;
}

/* dot-grid background */
.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image: radial-gradient(circle at 1px 1px, rgba(255,255,255,0.04) 1px, transparent 0);
  background-size: 32px 32px;
  pointer-events: none;
}

/* ambient glow */
.hero::after {
  content: '';
  position: absolute;
  top: -200px;
  right: -150px;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(0,158,142,0.16) 0%, transparent 70%);
  pointer-events: none;
}

.hero-content {
  position: relative;
  z-index: 1;
  max-width: 820px;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: #6EDDD6;
  background: rgba(0,158,142,0.14);
  border: 1px solid rgba(0,158,142,0.35);
  padding: 0.35rem 0.9rem;
  border-radius: var(--radius-full);
  margin-bottom: 1.75rem;
}

.hero h1 {
  color: white;
  margin-bottom: 1.25rem;
}
.hero h1 span { color: #5DD5CC; }

.hero-sub {
  font-size: 1.15rem;
  color: rgba(255,255,255,0.6);
  max-width: 620px;
  margin-bottom: 2.25rem;
  line-height: 1.75;
}

.hero-ctas {
  display: flex;
  align-items: center;
  gap: 1rem;
  flex-wrap: wrap;
  margin-bottom: 3.5rem;
}

.hero-stats {
  display: flex;
  gap: 2.5rem;
  flex-wrap: wrap;
  padding-top: 2.5rem;
  border-top: 1px solid rgba(255,255,255,0.08);
}

.hero-stat-value {
  display: block;
  font-size: 1.75rem;
  font-weight: 800;
  color: white;
  letter-spacing: -0.03em;
  line-height: 1;
  margin-bottom: 0.3rem;
}
.hero-stat-label {
  font-size: 0.8rem;
  color: rgba(255,255,255,0.45);
  font-weight: 500;
}

/* ===== PROBLEM SECTION ===== */
.problem-cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

.problem-card {
  background: white;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 2rem;
  transition: transform 0.2s, box-shadow 0.2s, border-color 0.2s;
}
.problem-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-lg);
  border-color: rgba(var(--color-accent-rgb), 0.25);
}

.problem-icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-sm);
  background: var(--color-accent-light);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-accent);
  margin-bottom: 1.25rem;
}

.problem-card h3 { margin-bottom: 0.6rem; }
.problem-card p  { color: var(--color-text-muted); font-size: 0.95rem; }

/* ===== SOLUTION SECTION ===== */
.solution-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 5rem;
  align-items: center;
}

.solution-text h2   { margin-bottom: 1.25rem; }
.solution-text .lead {
  font-size: 1.05rem;
  color: var(--color-text-muted);
  margin-bottom: 2rem;
  line-height: 1.8;
}

.solution-features { display: flex; flex-direction: column; gap: 1.25rem; }

.solution-feature {
  display: flex;
  gap: 1rem;
  align-items: flex-start;
}

.solution-feature-icon {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-sm);
  background: var(--color-accent-light);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-accent);
  flex-shrink: 0;
  margin-top: 2px;
}

.solution-feature-text h4 {
  font-weight: 600;
  margin-bottom: 0.25rem;
}
.solution-feature-text p {
  font-size: 0.875rem;
  color: var(--color-text-muted);
  line-height: 1.65;
}

/* data-layers visual */
.solution-visual {
  background: var(--color-dark);
  border-radius: var(--radius-lg);
  padding: 2.25rem;
  position: relative;
  overflow: hidden;
}
.solution-visual::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image: radial-gradient(circle at 1px 1px, rgba(255,255,255,0.04) 1px, transparent 0);
  background-size: 20px 20px;
}

.data-layers {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
}

.data-layer {
  border-radius: 8px;
  padding: 1rem 1.25rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-family: 'Courier New', monospace;
  font-size: 0.8rem;
}
.data-layer-1 {
  background: rgba(0,158,142,0.14);
  border: 1px solid rgba(0,158,142,0.30);
  color: #6EDDD6;
}
.data-layer-2 {
  background: rgba(0,158,142,0.08);
  border: 1px solid rgba(0,158,142,0.20);
  color: #9DE8E4;
}
.data-layer-3 {
  background: rgba(0,158,142,0.04);
  border: 1px solid rgba(0,158,142,0.12);
  color: #C0EFED;
}
.data-layer-label {
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  font-size: 0.7rem;
}
.data-layer-size { opacity: 0.7; }

.data-query {
  position: relative;
  z-index: 1;
  margin-top: 0.5rem;
  background: rgba(0,158,142,0.22);
  border: 1px solid rgba(0,158,142,0.45);
  border-radius: 8px;
  padding: 1rem 1.25rem;
  text-align: center;
}
.data-query-label {
  color: #6EDDD6;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  display: block;
  margin-bottom: 0.3rem;
}
.data-query-code {
  color: rgba(255,255,255,0.5);
  font-family: 'Courier New', monospace;
  font-size: 0.75rem;
}

.visual-caption {
  position: relative;
  z-index: 1;
  text-align: center;
  margin-top: 1.25rem;
  font-size: 0.78rem;
  color: rgba(255,255,255,0.35);
  font-style: italic;
}

/* ===== HOW IT WORKS ===== */
.steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
  position: relative;
}

/* connecting dashed line between step circles */
.steps::before {
  content: '';
  position: absolute;
  top: 28px;
  left: calc(16.67% + 28px);
  right: calc(16.67% + 28px);
  height: 2px;
  background: repeating-linear-gradient(
    to right,
    var(--color-border) 0,
    var(--color-border) 8px,
    transparent 8px,
    transparent 16px
  );
}

.step { text-align: center; padding: 0 1rem; }

.step-number {
  width: 56px;
  height: 56px;
  border-radius: var(--radius-full);
  background: var(--color-accent);
  color: white;
  font-size: 1.25rem;
  font-weight: 800;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 1.5rem;
  position: relative;
  z-index: 1;
  box-shadow: 0 0 0 6px var(--color-accent-light);
}

.step h3 { margin-bottom: 0.75rem; }
.step p   { color: var(--color-text-muted); font-size: 0.95rem; }

/* ===== USE CASES ===== */
.use-case-cards {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem;
}

.use-case-card {
  background: white;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 2.25rem;
  position: relative;
  overflow: hidden;
  transition: transform 0.2s, box-shadow 0.2s;
}
.use-case-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 4px;
  background: var(--color-accent);
}
.use-case-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-lg);
}

.use-case-badge {
  display: inline-block;
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.09em;
  text-transform: uppercase;
  color: var(--color-accent);
  background: var(--color-accent-light);
  padding: 0.2rem 0.65rem;
  border-radius: var(--radius-full);
  margin-bottom: 1rem;
}

.use-case-card h3 { font-size: 1.15rem; margin-bottom: 0.75rem; }
.use-case-card p  { color: var(--color-text-muted); font-size: 0.95rem; line-height: 1.75; }

/* ===== BACKERS ===== */
.backers-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.25rem;
}

.backer-card {
  background: #f8fafc;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 2rem 1.5rem;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 1rem;
  transition: box-shadow 0.2s, transform 0.2s;
}
.backer-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.backer-logo {
  height: 70px;
  width: auto;
  max-width: 180px;
  object-fit: contain;
  display: block;
}

.backer-role {
  font-size: 0.78rem;
  color: var(--color-text-muted);
  font-weight: 500;
}

/* ===== CTA BANNER ===== */
.cta-banner {
  background: linear-gradient(135deg, #0A2E2C 0%, var(--color-dark) 100%);
  padding: 5rem 0;
  text-align: center;
  position: relative;
  overflow: hidden;
}
.cta-banner::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image: radial-gradient(circle at 1px 1px, rgba(255,255,255,0.03) 1px, transparent 0);
  background-size: 28px 28px;
}

.cta-content {
  position: relative;
  z-index: 1;
  max-width: 600px;
  margin: 0 auto;
}
.cta-content h2 {
  color: white;
  margin-bottom: 1rem;
  font-size: clamp(1.5rem, 3vw, 2.1rem);
}
.cta-content p {
  color: rgba(255,255,255,0.55);
  margin-bottom: 2rem;
  font-size: 1rem;
}

/* ===== FOOTER ===== */
.site-footer {
  background: #07090f;
  color: rgba(255,255,255,0.5);
  padding: 3rem 0 2rem;
  border-top: 1px solid rgba(255,255,255,0.05);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 3rem;
  margin-bottom: 2.5rem;
}

.footer-logo {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-size: 1rem;
  font-weight: 800;
  color: white;
  margin-bottom: 0.75rem;
  letter-spacing: -0.02em;
}
.footer-brand p {
  font-size: 0.85rem;
  line-height: 1.65;
  max-width: 280px;
}

.footer-links h4 {
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.09em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.35);
  margin-bottom: 1rem;
}
.footer-links a {
  display: block;
  font-size: 0.85rem;
  color: rgba(255,255,255,0.5);
  margin-bottom: 0.6rem;
  transition: color 0.15s;
}
.footer-links a:hover { color: rgba(255,255,255,0.85); }

.footer-bottom {
  padding-top: 1.5rem;
  border-top: 1px solid rgba(255,255,255,0.06);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.5rem;
  font-size: 0.8rem;
}
.footer-bottom a {
  color: rgba(255,255,255,0.5);
  transition: color 0.15s;
}
.footer-bottom a:hover { color: rgba(255,255,255,0.8); }

/* ===== WHITE PAPERS PAGE ===== */
.page-hero {
  background: var(--color-dark);
  padding: 5.5rem 0 4.5rem;
  position: relative;
  overflow: hidden;
}
/* dot-grid background — matches main hero */
.page-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image: radial-gradient(circle at 1px 1px, rgba(255,255,255,0.04) 1px, transparent 0);
  background-size: 32px 32px;
  pointer-events: none;
}
/* ambient glow — matches main hero */
.page-hero::after {
  content: '';
  position: absolute;
  top: -180px;
  right: -120px;
  width: 560px;
  height: 560px;
  background: radial-gradient(circle, rgba(0,158,142,0.16) 0%, transparent 70%);
  pointer-events: none;
}

.page-hero-content {
  position: relative;
  z-index: 1;
  max-width: 660px;
}
.page-hero h1 {
  color: white;
  margin: 1.25rem 0 1.25rem;
  font-size: clamp(2rem, 4vw, 3rem);
}
.page-hero p {
  color: rgba(255,255,255,0.6);
  font-size: 1.1rem;
  line-height: 1.8;
}

/* sector divider header */
.wp-sector-header {
  margin-bottom: 2.5rem;
  padding-bottom: 1.75rem;
  border-bottom: 1px solid var(--color-border);
}
.wp-sector-label {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: 0.75rem;
}
.wp-sector-header h2 {
  font-size: clamp(1.5rem, 3vw, 2rem);
  margin-bottom: 0.5rem;
}
.wp-sector-header p {
  color: var(--color-text-muted);
  font-size: 0.95rem;
  max-width: 520px;
}

/* 2-column card grid */
.wp-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem;
}

/* card */
.wp-card {
  background: white;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 2rem;
  display: flex;
  flex-direction: column;
  gap: 1rem;
  position: relative;
  overflow: hidden;
  transition: transform 0.2s, box-shadow 0.2s;
}
/* indigo top accent — matches use-case-card */
.wp-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 4px;
  background: var(--color-accent);
}
.wp-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-lg);
}

/* dimmed state for coming-soon cards */
.wp-card-soon {
  opacity: 0.55;
}
.wp-card-soon::before {
  background: var(--color-border);
}
.wp-card-soon:hover {
  transform: none;
  box-shadow: none;
}

/* meta row: paper number + sector pill */
.wp-card-meta {
  display: flex;
  align-items: center;
  gap: 0.6rem;
}

.wp-number {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 0.68rem;
  font-weight: 800;
  letter-spacing: 0.06em;
  color: white;
  background: var(--color-accent);
  padding: 0.2rem 0.55rem;
  border-radius: var(--radius-sm);
}
.wp-card-soon .wp-number {
  background: var(--color-text-muted);
}

.wp-sector-pill {
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.09em;
  text-transform: uppercase;
  color: var(--color-accent);
  background: var(--color-accent-light);
  padding: 0.2rem 0.65rem;
  border-radius: var(--radius-full);
}

.wp-title {
  font-size: 1.1rem;
  font-weight: 700;
  line-height: 1.4;
  color: var(--color-text);
  margin: 0;
  flex: 1;
}

.wp-snippet {
  font-size: 0.9rem;
  color: var(--color-text-muted);
  line-height: 1.72;
  margin: 0;
  flex: 1;
}

/* card footer: date + CTA */
.wp-card-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  margin-top: auto;
  padding-top: 1.25rem;
  border-top: 1px solid var(--color-border);
}

.wp-date {
  font-size: 0.8rem;
  color: var(--color-text-muted);
  font-weight: 500;
}

.wp-tag {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--color-text-muted);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  padding: 0.35rem 0.85rem;
  border-radius: var(--radius-full);
}

/* small button variant */
.btn-sm {
  font-size: 0.8rem;
  padding: 0.45rem 1rem;
}

@media (max-width: 768px) {
  .wp-grid { grid-template-columns: 1fr; }
}

/* teal "P" in logo wordmark */
.logo-accent { color: var(--color-accent); }

/* ===== RESPONSIVE ===== */
@media (max-width: 1024px) {
  .backers-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-grid       { grid-template-columns: 1fr 1fr; }
  .footer-brand      { grid-column: 1 / -1; }
}

@media (max-width: 768px) {
  /* mobile nav */
  .nav-toggle { display: flex; }
  .nav-menu {
    display: none;
    position: absolute;
    top: 100%;
    left: 0; right: 0;
    background: var(--color-dark);
    border-top: 1px solid rgba(255,255,255,0.08);
    flex-direction: column;
    align-items: flex-start;
    padding: 1.25rem;
    gap: 1rem;
  }
  .nav-menu.is-open { display: flex; }
  .site-header { position: relative; }

  /* sections */
  .problem-cards    { grid-template-columns: 1fr; }
  .solution-grid    { grid-template-columns: 1fr; gap: 2.5rem; }
  .use-case-cards   { grid-template-columns: 1fr; }

  /* steps: stack vertically with inline layout */
  .steps            { grid-template-columns: 1fr; }
  .steps::before    { display: none; }
  .step {
    text-align: left;
    display: flex;
    align-items: flex-start;
    gap: 1.25rem;
    padding: 0;
  }
  .step-number {
    margin: 0;
    flex-shrink: 0;
    width: 44px;
    height: 44px;
    font-size: 1rem;
  }

  .backers-grid  { grid-template-columns: repeat(2, 1fr); }
  .footer-grid   { grid-template-columns: 1fr; gap: 2rem; }
  .footer-bottom { flex-direction: column; text-align: center; }
  .hero-stats    { gap: 1.5rem; }
}

@media (max-width: 480px) {
  .hero-ctas    { flex-direction: column; align-items: flex-start; }
  .backers-grid { grid-template-columns: 1fr; }
}