/* ===================================================
   SNAPPi™ Brand Theme — V2
   Clean, premium, modern, product-first
   Blend of Nuna, Stokke, Skip Hop, OXO Tot
   Teal primary · Navy secondary · Orange CTA · Yellow accent · White
   =================================================== */

@import url('https://fonts.googleapis.com/css2?family=Fraunces:ital,opsz,wght@0,9..144,400;0,9..144,600;0,9..144,700;1,9..144,400&family=Plus+Jakarta+Sans:wght@400;500;600;700&display=swap');

:root {
  --teal: #4ECDC4;
  --teal-dark: #2A9D8F;
  --teal-light: #7EDDD6;
  --navy: #264653;
  --navy-deep: #1D3557;
  --orange: #F77F00;
  --orange-hover: #E07000;
  --yellow: #FCBF49;
  --white: #FFFFFF;
  --off-white: #F9F7F2;
  --bg-cream: #FEF9F0;
  --bg-teal: #E8F9F7;

  --bg: #FFFFFF;
  --bg-warm: #F9F7F2;
  --card: #FFFFFF;
  --card-warm: #FFFDF8;

  --text-primary: #264653;
  --text-secondary: #4A6572;
  --text-muted: #8DAAB5;

  --border: rgba(38, 70, 83, 0.08);
  --border-teal: rgba(78, 205, 196, 0.3);
  --shadow: 0 4px 24px rgba(38, 70, 83, 0.07);
  --shadow-hover: 0 8px 40px rgba(38, 70, 83, 0.12);
  --radius: 20px;
  --radius-sm: 10px;

  --font-display: 'Fraunces', Georgia, serif;
  --font-body: 'Plus Jakarta Sans', system-ui, sans-serif;
}

/* ===== RESET ===== */
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }

body {
  background: var(--bg);
  color: var(--text-primary);
  font-family: var(--font-body);
  font-size: 17px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

h1, h2, h3 { font-family: var(--font-display); line-height: 1.15; color: var(--navy); }
img { display: block; max-width: 100%; }
a { text-decoration: none; }

/* ===== SHARED ===== */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 clamp(24px, 5vw, 80px);
}

.section-label {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-body);
  font-size: 12px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--teal-dark);
  margin-bottom: 16px;
}

.section-label::before {
  content: '';
  display: block;
  width: 20px;
  height: 2px;
  background: var(--teal);
  border-radius: 2px;
}

/* ===== NAV ===== */
.site-nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  padding: 0 clamp(24px, 5vw, 80px);
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
  background: rgba(255,255,255,0.95);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
}

.nav-logo {
  height: 48px;
  width: auto;
  filter: drop-shadow(0 2px 8px rgba(78, 205, 196, 0.3));
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 4px;
  list-style: none;
}

.nav-links a {
  padding: 8px 14px;
  font-size: 14px;
  font-weight: 500;
  color: var(--text-secondary);
  border-radius: 8px;
  transition: color 0.2s, background 0.2s;
}

.nav-links a:hover {
  color: var(--navy);
  background: var(--bg-warm);
}

.nav-right {
  display: flex;
  align-items: center;
  gap: 16px;
}

.nav-partner {
  font-size: 14px;
  font-weight: 600;
  color: var(--teal-dark);
  padding: 8px 16px;
  border-radius: 100px;
  border: 1.5px solid var(--border-teal);
  transition: all 0.2s;
}

.nav-partner:hover {
  background: var(--bg-teal);
  border-color: var(--teal);
}

/* ===== HERO ===== */
.hero {
  min-height: 100vh;
  padding: 100px clamp(24px, 5vw, 80px) 80px;
  background: var(--white);
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: -100px; right: -80px;
  width: 600px; height: 600px;
  background: radial-gradient(circle, rgba(78, 205, 196, 0.08) 0%, transparent 65%);
  pointer-events: none;
}

.hero-inner {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
  position: relative;
  z-index: 1;
}

.hero-copy h1 {
  font-size: clamp(2.4rem, 4.5vw, 3.8rem);
  font-weight: 700;
  color: var(--navy);
  margin-bottom: 20px;
  letter-spacing: -0.02em;
}

.hero-copy .hero-subhead {
  font-size: 1.15rem;
  color: var(--text-secondary);
  line-height: 1.75;
  margin-bottom: 40px;
  max-width: 480px;
}

.hero-actions {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  align-items: center;
}

.btn-orange {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 16px 32px;
  background: var(--orange);
  color: #fff;
  font-family: var(--font-body);
  font-size: 15px;
  font-weight: 700;
  border-radius: 100px;
  border: none;
  cursor: pointer;
  text-decoration: none;
  transition: background 0.2s, transform 0.2s, box-shadow 0.2s;
  box-shadow: 0 4px 20px rgba(247, 127, 0, 0.35);
}

.btn-orange:hover {
  background: var(--orange-hover);
  transform: translateY(-2px);
  box-shadow: 0 8px 32px rgba(247, 127, 0, 0.45);
}

.btn-outline {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 16px 28px;
  background: transparent;
  color: var(--navy);
  font-family: var(--font-body);
  font-size: 15px;
  font-weight: 600;
  border-radius: 100px;
  border: 2px solid var(--border);
  cursor: pointer;
  text-decoration: none;
  transition: border-color 0.2s, color 0.2s, transform 0.2s;
}

.btn-outline:hover {
  border-color: var(--teal);
  color: var(--teal-dark);
  transform: translateY(-2px);
}

.hero-visual {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
}

.hero-img {
  width: 100%;
  max-width: 540px;
  border-radius: 24px;
  box-shadow: 0 24px 80px rgba(38, 70, 83, 0.15);
}

.hero-badge {
  position: absolute;
  bottom: 20px;
  left: -20px;
  background: var(--white);
  border-radius: var(--radius);
  padding: 16px 20px;
  box-shadow: var(--shadow-hover);
  display: flex;
  align-items: center;
  gap: 12px;
}

.hero-badge-icon {
  width: 44px; height: 44px;
  background: var(--bg-teal);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  flex-shrink: 0;
}

.hero-badge strong {
  display: block;
  font-size: 13px;
  font-weight: 700;
  color: var(--navy);
}

.hero-badge span {
  display: block;
  font-size: 11px;
  color: var(--text-muted);
  margin-top: 2px;
}

/* ===== PROBLEM ===== */
.problem {
  padding: 100px clamp(24px, 5vw, 80px);
  background: var(--bg-warm);
}

.problem-inner {
  max-width: 1200px;
  margin: 0 auto;
  text-align: center;
}

.problem h2 {
  font-size: clamp(1.8rem, 3vw, 2.6rem);
  margin-bottom: 16px;
}

.problem-intro {
  font-size: 1.05rem;
  color: var(--text-secondary);
  max-width: 560px;
  margin: 0 auto 64px;
  line-height: 1.75;
}

.problem-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
  max-width: 900px;
  margin: 0 auto;
}

.problem-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 40px 28px;
  text-align: center;
  transition: box-shadow 0.3s, transform 0.3s;
  position: relative;
}

.problem-card:hover {
  box-shadow: var(--shadow-hover);
  transform: translateY(-4px);
}

.problem-emoji {
  font-size: 40px;
  margin-bottom: 16px;
  display: block;
}

.problem-card h3 {
  font-family: var(--font-body);
  font-size: 1rem;
  font-weight: 700;
  color: var(--navy);
  margin-bottom: 8px;
}

.problem-card p {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

/* ===== SOLUTION ===== */
.solution {
  padding: 100px clamp(24px, 5vw, 80px);
  background: var(--white);
}

.solution-inner {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}

.solution-product-wrap {
  position: relative;
}

.solution-product-img {
  width: 100%;
  border-radius: var(--radius);
  box-shadow: var(--shadow-hover);
}

.solution-tag {
  position: absolute;
  bottom: -16px;
  right: -16px;
  background: var(--orange);
  color: #fff;
  border-radius: 14px;
  padding: 14px 20px;
  font-size: 13px;
  font-weight: 700;
  box-shadow: 0 8px 24px rgba(247,127,0,0.35);
}

.solution-copy h2 {
  font-size: clamp(1.6rem, 2.8vw, 2.4rem);
  margin-bottom: 12px;
}

.solution-copy > p {
  font-size: 1.05rem;
  color: var(--text-secondary);
  line-height: 1.75;
  margin-bottom: 40px;
}

.solution-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.solution-list li {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--navy);
}

.solution-check {
  width: 26px; height: 26px;
  background: var(--bg-teal);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  color: var(--teal-dark);
  font-size: 14px;
}

/* ===== PRODUCT ECOSYSTEM ===== */
.ecosystem {
  padding: 100px clamp(24px, 5vw, 80px);
  background: var(--navy);
  color: var(--white);
  position: relative;
  overflow: hidden;
}

.ecosystem::before {
  content: '';
  position: absolute;
  top: -150px; right: -150px;
  width: 500px; height: 500px;
  background: radial-gradient(circle, rgba(78, 205, 196, 0.1) 0%, transparent 60%);
  pointer-events: none;
}

.ecosystem-inner {
  max-width: 1200px;
  margin: 0 auto;
  position: relative;
  z-index: 1;
}

.ecosystem-header {
  text-align: center;
  margin-bottom: 60px;
}

.ecosystem-header h2 {
  font-size: clamp(1.8rem, 3vw, 2.6rem);
  color: #fff;
  margin-bottom: 12px;
}

.ecosystem-header p {
  font-size: 1.05rem;
  color: rgba(255,255,255,0.65);
  max-width: 500px;
  margin: 0 auto;
  line-height: 1.75;
}

.accessories-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}

.accessory-card {
  background: rgba(255,255,255,0.07);
  border: 1px solid rgba(255,255,255,0.12);
  border-radius: var(--radius-sm);
  padding: 28px 20px;
  text-align: center;
  transition: background 0.25s, border-color 0.25s, transform 0.25s;
  cursor: default;
}

.accessory-card:hover {
  background: rgba(78, 205, 196, 0.12);
  border-color: rgba(78, 205, 196, 0.4);
  transform: translateY(-3px);
}

.accessory-icon {
  width: 64px;
  height: 64px;
  margin: 0 auto 14px;
  border-radius: 14px;
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
}

.accessory-card h4 {
  font-family: var(--font-body);
  font-size: 0.9rem;
  font-weight: 700;
  color: #fff;
  margin-bottom: 6px;
}

.accessory-card p {
  font-size: 0.78rem;
  color: rgba(255,255,255,0.55);
  line-height: 1.5;
}

/* ===== HOW IT WORKS ===== */
.how-it-works {
  padding: 100px clamp(24px, 5vw, 80px);
  background: var(--bg-warm);
}

.how-it-works-header {
  text-align: center;
  margin-bottom: 56px;
}

.how-it-works-header h2 {
  font-size: clamp(1.8rem, 3vw, 2.6rem);
  margin-bottom: 12px;
}

.how-it-works-header p {
  font-size: 1.05rem;
  color: var(--text-secondary);
  line-height: 1.75;
}

.steps-grid {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 16px;
  max-width: 1100px;
  margin: 0 auto;
}

.step-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px 16px 24px;
  text-align: center;
  position: relative;
  transition: box-shadow 0.25s, transform 0.25s;
}

.step-card:hover {
  box-shadow: var(--shadow-hover);
  transform: translateY(-4px);
}

.step-num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 30px; height: 30px;
  background: var(--orange);
  color: #fff;
  font-family: var(--font-display);
  font-size: 0.9rem;
  font-weight: 700;
  border-radius: 50%;
  margin: 0 auto 12px;
}

.step-img-wrap {
  width: 100%;
  aspect-ratio: 1;
  background: var(--bg-teal);
  border-radius: 12px;
  overflow: hidden;
  margin-bottom: 14px;
}

.step-img {
  width: 100%; height: 100%;
  object-fit: contain;
  padding: 8px;
}

.step-caption {
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--navy);
  line-height: 1.3;
}

/* ===== STROLLER INTEGRATION ===== */
.stroller {
  padding: 100px clamp(24px, 5vw, 80px);
  background: var(--white);
}

.stroller-inner {
  max-width: 1100px;
  margin: 0 auto;
  text-align: center;
}

.stroller-header h2 {
  font-size: clamp(1.8rem, 3vw, 2.6rem);
  margin-bottom: 12px;
}

.stroller-header p {
  font-size: 1.05rem;
  color: var(--text-secondary);
  line-height: 1.75;
  max-width: 560px;
  margin: 0 auto 56px;
}

.modes-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
  margin-bottom: 48px;
}

.mode-card {
  background: var(--card-warm);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 36px 24px;
  text-align: center;
  transition: box-shadow 0.3s, transform 0.3s;
}

.mode-card:hover {
  box-shadow: var(--shadow-hover);
  transform: translateY(-4px);
}

.mode-icon {
  width: 64px; height: 64px;
  background: var(--bg-teal);
  border-radius: 18px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 28px;
  margin: 0 auto 20px;
}

.mode-card h3 {
  font-family: var(--font-body);
  font-size: 1rem;
  font-weight: 700;
  color: var(--navy);
  margin-bottom: 8px;
}

.mode-card p {
  font-size: 0.88rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

.mode-img-wrap {
  width: 100%;
  aspect-ratio: 16/9;
  background: var(--bg-warm);
  border-radius: 12px;
  overflow: hidden;
  margin-bottom: 16px;
}

.mode-img {
  width: 100%; height: 100%;
  object-fit: cover;
}

/* ===== FOUNDERS ===== */
.founders {
  padding: 100px clamp(24px, 5vw, 80px);
  background: var(--bg-warm);
}

.founders-inner {
  max-width: 1100px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}

.founders-copy .section-label { margin-bottom: 16px; }

.founders-copy h2 {
  font-size: clamp(1.8rem, 3vw, 2.6rem);
  margin-bottom: 24px;
}

.founders-copy p {
  font-size: 1rem;
  color: var(--text-secondary);
  line-height: 1.8;
  margin-bottom: 16px;
}

.founder-img-wrap {
  border-radius: var(--radius);
  overflow: hidden;
  aspect-ratio: 4/3;
  background: var(--bg-teal);
}

.founder-img {
  width: 100%; height: 100%;
  object-fit: cover;
}

.founder-quote-block {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 24px;
  padding: 40px;
  position: relative;
  overflow: hidden;
}

.founder-quote-block::before {
  content: '"';
  font-family: var(--font-display);
  font-size: 140px;
  color: rgba(78, 205, 196, 0.12);
  position: absolute;
  top: -20px; left: 20px;
  line-height: 1;
  pointer-events: none;
}

.founder-quote {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-style: italic;
  color: var(--navy);
  line-height: 1.65;
  margin-bottom: 28px;
  position: relative;
  z-index: 1;
}

.founder-names {
  position: relative;
  z-index: 1;
}

.founder-names strong {
  font-size: 1rem;
  font-weight: 700;
  color: var(--navy);
  display: block;
  margin-bottom: 2px;
}

.founder-names span {
  font-size: 0.9rem;
  color: var(--teal-dark);
}

.ownership-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-top: 24px;
  padding: 8px 16px;
  background: var(--bg-teal);
  border: 1px solid var(--border-teal);
  border-radius: 100px;
  font-size: 13px;
  font-weight: 600;
  color: var(--teal-dark);
}

/* ===== PATENT + BADGES ===== */
.patent-badges {
  padding: 64px clamp(24px, 5vw, 80px);
  background: var(--bg-warm);
  text-align: center;
  border-top: 1px solid var(--border);
}

.patent-badges-inner {
  max-width: 800px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 32px;
  flex-wrap: wrap;
}

.patent-badge {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px 20px;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 100px;
  font-size: 14px;
  font-weight: 600;
  color: var(--navy);
}

.patent-badge-icon {
  font-size: 18px;
}

.patent-badges-company {
  font-size: 0.9rem;
  color: var(--text-muted);
  margin-top: 20px;
}

/* ===== INVESTORS ===== */
.investors {
  padding: 100px clamp(24px, 5vw, 80px);
  background: var(--navy);
  text-align: center;
}

.investors-inner {
  max-width: 700px;
  margin: 0 auto;
  position: relative;
  z-index: 1;
}

.investors h2 {
  font-size: clamp(1.8rem, 3vw, 2.6rem);
  color: #fff;
  margin-bottom: 16px;
}

.investors p {
  font-size: 1.05rem;
  color: rgba(255,255,255,0.65);
  line-height: 1.75;
  margin-bottom: 48px;
}

.investor-btns {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
}

.btn-yellow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 16px 32px;
  background: var(--yellow);
  color: var(--navy);
  font-family: var(--font-body);
  font-size: 15px;
  font-weight: 700;
  border-radius: 100px;
  border: none;
  cursor: pointer;
  text-decoration: none;
  transition: background 0.2s, transform 0.2s;
}

.btn-yellow:hover {
  background: #f5b83d;
  transform: translateY(-2px);
}

.btn-white-outline {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 16px 28px;
  background: transparent;
  color: rgba(255,255,255,0.85);
  font-family: var(--font-body);
  font-size: 15px;
  font-weight: 600;
  border-radius: 100px;
  border: 2px solid rgba(255,255,255,0.25);
  cursor: pointer;
  text-decoration: none;
  transition: border-color 0.2s, color 0.2s, transform 0.2s;
}

.btn-white-outline:hover {
  border-color: rgba(255,255,255,0.6);
  color: #fff;
  transform: translateY(-2px);
}

/* ===== WAITLIST ===== */
.waitlist {
  padding: 100px clamp(24px, 5vw, 80px);
  background: linear-gradient(135deg, var(--teal-dark) 0%, var(--navy) 100%);
  text-align: center;
  position: relative;
  overflow: hidden;
}

.waitlist::before {
  content: '';
  position: absolute;
  top: -120px; left: 50%;
  transform: translateX(-50%);
  width: 700px; height: 350px;
  background: radial-gradient(ellipse, rgba(252, 191, 73, 0.1) 0%, transparent 65%);
  pointer-events: none;
}

.waitlist-inner {
  max-width: 560px;
  margin: 0 auto;
  position: relative;
  z-index: 1;
}

.waitlist h2 {
  font-size: clamp(2rem, 3.5vw, 3rem);
  color: #fff;
  margin-bottom: 16px;
}

.waitlist-desc {
  font-size: 1.05rem;
  color: rgba(255,255,255,0.7);
  line-height: 1.75;
  margin-bottom: 44px;
}

.waitlist-form {
  display: flex;
  gap: 12px;
  max-width: 460px;
  margin: 0 auto;
}

.waitlist-input {
  flex: 1;
  padding: 15px 20px;
  background: rgba(255,255,255,0.12);
  border: 2px solid rgba(255,255,255,0.2);
  border-radius: 100px;
  color: #fff;
  font-family: var(--font-body);
  font-size: 15px;
  outline: none;
  transition: border-color 0.2s, background 0.2s;
}

.waitlist-input::placeholder { color: rgba(255,255,255,0.45); }

.waitlist-input:focus {
  border-color: var(--yellow);
  background: rgba(255,255,255,0.18);
}

.btn-waitlist {
  padding: 15px 28px;
  background: var(--orange);
  color: #fff;
  font-family: var(--font-body);
  font-size: 15px;
  font-weight: 700;
  border: none;
  border-radius: 100px;
  cursor: pointer;
  white-space: nowrap;
  box-shadow: 0 4px 20px rgba(247,127,0,0.4);
  transition: background 0.2s, transform 0.2s;
}

.btn-waitlist:hover {
  background: var(--orange-hover);
  transform: translateY(-2px);
}

.waitlist-message {
  margin-top: 16px;
  font-size: 0.9rem;
  min-height: 22px;
  transition: all 0.3s;
}

.waitlist-message.success { color: #a8f0e6; }
.waitlist-message.error { color: #ffb3a0; }

.waitlist-social-proof {
  margin-top: 32px;
  font-size: 0.85rem;
  color: rgba(255,255,255,0.45);
}

/* ===== FOOTER ===== */
.site-footer {
  background: var(--navy);
  padding: 60px clamp(24px, 5vw, 80px) 40px;
  border-top: 1px solid rgba(255,255,255,0.06);
}

.footer-inner {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1fr;
  gap: 48px;
}

.footer-logo {
  height: 40px;
  width: auto;
  filter: brightness(0) invert(1);
  opacity: 0.85;
  margin-bottom: 16px;
}

.footer-tagline {
  font-size: 0.88rem;
  color: rgba(255,255,255,0.5);
  line-height: 1.7;
}

.footer-col h4 {
  font-family: var(--font-body);
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: rgba(255,255,255,0.4);
  margin-bottom: 14px;
}

.footer-col a {
  display: block;
  font-size: 0.88rem;
  color: rgba(255,255,255,0.6);
  text-decoration: none;
  margin-bottom: 10px;
  transition: color 0.2s;
}

.footer-col a:hover { color: var(--teal-light); }

.footer-bottom {
  max-width: 1200px;
  margin: 48px auto 0;
  padding-top: 24px;
  border-top: 1px solid rgba(255,255,255,0.06);
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
}

.footer-copy { font-size: 0.82rem; color: rgba(255,255,255,0.3); }
.footer-trademark { font-size: 0.82rem; color: rgba(255,255,255,0.3); }

/* ===== RESPONSIVE ===== */
@media (max-width: 900px) {
  .hero-inner { grid-template-columns: 1fr; text-align: center; }
  .hero-subhead { margin-left: auto; margin-right: auto; }
  .hero-actions { justify-content: center; }
  .hero-visual { order: -1; }
  .hero-badge { bottom: 0; left: 50%; transform: translateX(-50%); flex-direction: row; }

  .problem-grid { grid-template-columns: 1fr; max-width: 420px; }
  .solution-inner { grid-template-columns: 1fr; }
  .accessories-grid { grid-template-columns: repeat(2, 1fr); }
  .steps-grid { grid-template-columns: repeat(3, 1fr); }
  .modes-grid { grid-template-columns: 1fr; }
  .founders-inner { grid-template-columns: 1fr; gap: 48px; }
  .footer-inner { grid-template-columns: 1fr 1fr; }
  .nav-links { display: none; }
  .investor-btns { flex-direction: column; align-items: center; }
}

@media (max-width: 600px) {
  .steps-grid { grid-template-columns: repeat(2, 1fr); }
  .accessories-grid { grid-template-columns: repeat(2, 1fr); }
  .waitlist-form { flex-direction: column; }
  .footer-inner { grid-template-columns: 1fr; }
  .patent-badges-inner { gap: 16px; }
  .footer-bottom { flex-direction: column; align-items: flex-start; }
  .hero-badge { display: none; }
}