/* ============================================
   Tummii — Therapeutic Editorial Design System
   Palette: Organic greens, paper layers, no-lines
   Typography: Manrope + Inter
   ============================================ */

@import url('https://fonts.googleapis.com/css2?family=Manrope:wght@300;400;500;600;700;800&family=Inter:wght@300;400;500;600&display=swap');

:root {
  /* Surface hierarchy — "stacked paper" */
  --surface: #f8faf8;
  --surface-container-low: #f2f4f2;
  --surface-container-lowest: #ffffff;
  --surface-container-high: #e6e9e7;
  --surface-container-highest: #dde0dd;

  /* Brand */
  --primary: #1e6052;
  --primary-container: #3a786a;
  --primary-light: #a8d5c8;
  --primary-faint: #e8f2ee;
  --secondary: #7d562d;
  --secondary-light: #c49a6c;
  --secondary-faint: #f5ede4;

  /* Text */
  --on-surface: #191c1b;
  --on-surface-variant: #6b7370;
  --on-primary: #ffffff;
  --outline-variant: #bfcaba;

  /* Semantic */
  --success: #126d27;
  --success-container: #d4f5d8;
  --error: #ba1a1a;
  --error-container: #ffdad6;

  /* Typography */
  --font-display: 'Manrope', system-ui, sans-serif;
  --font-body: 'Inter', system-ui, sans-serif;

  /* Spacing scale */
  --sp-1: 0.25rem;
  --sp-2: 0.5rem;
  --sp-3: 0.75rem;
  --sp-4: 1rem;
  --sp-5: 1.25rem;
  --sp-6: 1.5rem;
  --sp-8: 2rem;
  --sp-10: 2.5rem;
  --sp-12: 3rem;
  --sp-16: 4rem;
  --sp-20: 5rem;
  --sp-24: 6rem;
  --sp-32: 8rem;

  /* Radius — always smooth */
  --radius-sm: 0.5rem;
  --radius-md: 0.75rem;
  --radius-lg: 1rem;
  --radius-xl: 1.5rem;
  --radius-2xl: 2rem;
  --radius-full: 9999px;

  /* Ambient shadows — tinted, never pure grey */
  --shadow-sm: 0 2px 8px rgba(30,96,82,0.04);
  --shadow-md: 0 4px 24px rgba(30,96,82,0.06);
  --shadow-lg: 0 8px 40px rgba(30,96,82,0.08);
  --shadow-xl: 0 12px 56px rgba(30,96,82,0.10);

  --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --max-width: 1120px;
}

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

html {
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.7;
  color: var(--on-surface);
  background: var(--surface);
  overflow-x: hidden;
}

img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }
button { font-family: inherit; cursor: pointer; border: none; background: none; }

/* ---- Typography: Editorial scale ---- */
h1, h2, h3, h4 {
  font-family: var(--font-display);
  color: var(--on-surface);
  line-height: 1.15;
  font-weight: 700;
}

h1 { font-size: clamp(2.4rem, 5vw, 3.5rem); letter-spacing: -0.03em; }
h2 { font-size: clamp(1.7rem, 3.5vw, 2.4rem); letter-spacing: -0.02em; }
h3 { font-size: clamp(1.2rem, 2.5vw, 1.5rem); letter-spacing: -0.01em; }
h4 { font-size: 1.1rem; font-weight: 600; }

p { max-width: 640px; color: var(--on-surface-variant); }

.text-center { text-align: center; }
.text-center p { margin-inline: auto; }

.subtitle {
  font-family: var(--font-body);
  font-size: clamp(1.05rem, 2vw, 1.2rem);
  color: var(--on-surface-variant);
  line-height: 1.65;
  font-weight: 400;
}

.eyebrow {
  font-family: var(--font-display);
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--secondary);
}

/* ---- Layout ---- */
.container {
  width: 100%;
  max-width: var(--max-width);
  margin-inline: auto;
  padding-inline: var(--sp-6);
}

section {
  padding-block: var(--sp-24);
}

/* ---- Buttons — pill, gradient CTA ---- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: var(--sp-2);
  padding: 0.9rem 2rem;
  border-radius: var(--radius-full);
  font-family: var(--font-display);
  font-size: 0.9rem;
  font-weight: 600;
  transition: all var(--transition);
  white-space: nowrap;
  letter-spacing: -0.01em;
}

.btn-primary {
  background: linear-gradient(135deg, var(--primary), var(--primary-container));
  color: var(--on-primary);
  box-shadow: var(--shadow-md);
}

.btn-primary:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-2px);
}

.btn-secondary {
  background: var(--surface-container-lowest);
  color: var(--primary);
  box-shadow: var(--shadow-sm);
}

.btn-secondary:hover {
  background: var(--primary-faint);
  box-shadow: var(--shadow-md);
}

/* ---- Navbar — glassmorphism ---- */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  background: rgba(248,250,248,0.8);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  transition: all var(--transition);
}

.navbar-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}

.logo {
  font-family: var(--font-display);
  font-size: 1.4rem;
  font-weight: 800;
  color: var(--primary);
  letter-spacing: -0.03em;
}

.logo span {
  color: var(--secondary);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: var(--sp-1);
  list-style: none;
}

.nav-links a {
  font-family: var(--font-display);
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--on-surface-variant);
  padding: var(--sp-2) var(--sp-4);
  border-radius: var(--radius-full);
  transition: all var(--transition);
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--primary);
  background: var(--primary-faint);
}

.nav-cta { display: flex; align-items: center; gap: var(--sp-3); }

.mobile-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 8px;
}

.mobile-toggle span {
  width: 22px;
  height: 2px;
  background: var(--on-surface);
  border-radius: 2px;
  transition: all var(--transition);
}

/* ---- Hero ---- */
.hero {
  padding-top: calc(72px + var(--sp-20));
  padding-bottom: var(--sp-20);
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: -200px;
  right: -300px;
  width: 700px;
  height: 700px;
  border-radius: 50%;
  background: radial-gradient(circle, var(--primary-faint) 0%, transparent 65%);
  pointer-events: none;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--sp-16);
  align-items: center;
  position: relative;
  z-index: 1;
}

.hero-content {
  display: flex;
  flex-direction: column;
  gap: var(--sp-6);
}

.hero h1 span {
  background: linear-gradient(135deg, var(--primary), var(--primary-container));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-actions {
  display: flex;
  gap: var(--sp-4);
  flex-wrap: wrap;
}

/* Trust badge (hero) */
.trust-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--sp-2);
  font-family: var(--font-body);
  font-size: 0.82rem;
  font-weight: 500;
  color: var(--primary);
  background: var(--primary-faint);
  padding: var(--sp-2) var(--sp-4);
  border-radius: var(--radius-full);
  margin-top: var(--sp-2);
  width: fit-content;
}

.trust-badge svg {
  flex-shrink: 0;
  color: var(--primary);
}

/* Clinical validation banner */
.clinical-banner {
  display: flex;
  align-items: flex-start;
  gap: var(--sp-5);
  padding: var(--sp-8);
  background: var(--surface-container-lowest);
  border-radius: var(--radius-2xl);
  box-shadow: var(--shadow-sm);
  margin-bottom: var(--sp-10);
  text-align: left;
  max-width: 700px;
  margin-inline: auto;
}

.clinical-banner-icon {
  width: 52px;
  height: 52px;
  border-radius: var(--radius-lg);
  background: var(--primary-faint);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  color: var(--primary);
}

.clinical-banner h3 {
  font-size: 1.05rem;
  margin-bottom: var(--sp-2);
}

.clinical-banner p {
  font-size: 0.9rem;
  line-height: 1.65;
  color: var(--on-surface-variant);
  max-width: none;
}

/* Phone mockup showcase */
.hero-phones {
  display: flex;
  gap: var(--sp-4);
  justify-content: center;
  align-items: center;
  position: relative;
}

.phone-frame {
  width: 220px;
  border-radius: var(--radius-2xl);
  overflow: hidden;
  box-shadow: var(--shadow-xl);
  transition: transform var(--transition);
  background: var(--surface);
}

.phone-frame img {
  width: 100%;
  height: auto;
  display: block;
}

.phone-frame:nth-child(2) {
  width: 250px;
  z-index: 2;
  transform: translateY(-16px);
}

.phone-frame:nth-child(1),
.phone-frame:nth-child(3) {
  opacity: 0.85;
  transform: scale(0.92);
}

/* ---- Features — paper-on-paper cards ---- */
.features {
  background: var(--surface-container-low);
}

.section-header {
  margin-bottom: var(--sp-16);
}

.section-header .eyebrow {
  margin-bottom: var(--sp-3);
  display: block;
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--sp-6);
}

.feature-card {
  background: var(--surface-container-lowest);
  padding: var(--sp-10);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-sm);
  transition: all var(--transition);
  position: relative;
  overflow: hidden;
}

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

.feature-icon {
  width: 52px;
  height: 52px;
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--sp-5);
  background: var(--primary-faint);
}

.feature-icon svg {
  width: 24px;
  height: 24px;
  stroke: var(--primary);
  fill: none;
  stroke-width: 1.5;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.feature-card h3 { margin-bottom: var(--sp-2); }

.feature-card p {
  font-size: 0.95rem;
  line-height: 1.65;
}

/* ---- App Showcase (screenshots section) ---- */
.showcase {
  background: var(--surface);
}

.showcase-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--sp-16);
  align-items: center;
}

.showcase-grid.reverse {
  direction: rtl;
}

.showcase-grid.reverse > * {
  direction: ltr;
}

.showcase-content {
  display: flex;
  flex-direction: column;
  gap: var(--sp-4);
}

.showcase-content .eyebrow { margin-bottom: var(--sp-1); }

.showcase-visual {
  display: flex;
  justify-content: center;
  gap: var(--sp-4);
}

.showcase-phone {
  width: 240px;
  border-radius: var(--radius-2xl);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  background: var(--surface);
}

.showcase-phone img {
  width: 100%;
  height: auto;
}

.showcase-divider {
  padding-block: 0;
}

/* ---- How It Works ---- */
.how-it-works {
  background: var(--surface-container-low);
}

.steps-row {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--sp-10);
  position: relative;
}

.steps-row::before {
  content: '';
  position: absolute;
  top: 40px;
  left: 12%;
  right: 12%;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--primary-light), transparent);
}

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

.step-number {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  background: var(--surface-container-lowest);
  box-shadow: var(--shadow-md);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto var(--sp-5);
  font-family: var(--font-display);
  font-size: 1.6rem;
  font-weight: 800;
  color: var(--primary);
  transition: all var(--transition);
}

.step:hover .step-number {
  background: linear-gradient(135deg, var(--primary), var(--primary-container));
  color: var(--on-primary);
  transform: scale(1.06);
}

.step h3 { margin-bottom: var(--sp-2); }
.step p { margin-inline: auto; font-size: 0.9rem; }

/* ---- Highlight (Food tools) ---- */
.highlight {
  background: var(--on-surface);
  color: var(--on-primary);
  position: relative;
  overflow: hidden;
}

.highlight::before {
  content: '';
  position: absolute;
  top: -30%;
  right: -15%;
  width: 500px;
  height: 500px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(30,96,82,0.2), transparent 70%);
}

.highlight h2, .highlight h3 { color: var(--on-primary); }
.highlight .eyebrow { color: var(--primary-light); }
.highlight .subtitle { color: var(--outline-variant); }

.highlight-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--sp-16);
  align-items: center;
}

.highlight-features {
  display: flex;
  flex-direction: column;
  gap: var(--sp-8);
}

.highlight-feature {
  display: flex;
  gap: var(--sp-5);
  align-items: flex-start;
}

.highlight-feature-icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-lg);
  background: rgba(255,255,255,0.08);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.highlight-feature-icon svg {
  width: 22px;
  height: 22px;
  stroke: var(--primary-light);
  fill: none;
  stroke-width: 1.5;
}

.highlight-feature h3 {
  font-size: 1.15rem;
  margin-bottom: var(--sp-1);
}

.highlight-feature p {
  font-size: 0.9rem;
  color: var(--outline-variant);
  max-width: none;
}

/* ---- CTA / Mailing List ---- */
.cta-section {
  background: var(--surface-container-low);
  text-align: center;
}

.cta-card {
  background: var(--surface-container-lowest);
  border-radius: var(--radius-2xl);
  padding: var(--sp-16);
  max-width: 600px;
  margin-inline: auto;
  box-shadow: var(--shadow-md);
}

.cta-card h2 { margin-bottom: var(--sp-3); }
.cta-card .subtitle { margin-bottom: var(--sp-8); margin-inline: auto; }

.email-form {
  display: flex;
  gap: var(--sp-3);
  max-width: 440px;
  margin-inline: auto;
}

.email-form input[type="email"] {
  flex: 1;
  padding: 0.9rem 1.4rem;
  border: none;
  border-radius: var(--radius-full);
  font-family: var(--font-body);
  font-size: 0.95rem;
  color: var(--on-surface);
  background: var(--surface-container-high);
  outline: none;
  transition: all var(--transition);
}

.email-form input[type="email"]:focus {
  background: var(--surface);
  box-shadow: 0 0 0 2px rgba(30,96,82,0.2);
}

.email-form input[type="email"]::placeholder {
  color: var(--on-surface-variant);
  opacity: 0.6;
}

.form-note {
  font-size: 0.8rem;
  color: var(--on-surface-variant);
  margin-top: var(--sp-4);
}

/* ---- Disclaimer ---- */
.disclaimer {
  padding-block: var(--sp-8);
  text-align: center;
}

.disclaimer-box {
  display: inline-flex;
  align-items: center;
  gap: var(--sp-3);
  padding: 0.85rem var(--sp-6);
  background: var(--surface-container-low);
  border-radius: var(--radius-full);
  font-size: 0.85rem;
  color: var(--on-surface-variant);
}

/* ---- Footer ---- */
.footer {
  background: var(--on-surface);
  color: var(--outline-variant);
  padding-block: var(--sp-16) var(--sp-10);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: var(--sp-16);
  margin-bottom: var(--sp-12);
}

.footer-brand .logo {
  margin-bottom: var(--sp-4);
}

.footer-brand .logo { color: var(--on-primary); }

.footer-brand p {
  font-size: 0.9rem;
  color: var(--outline-variant);
  max-width: 300px;
}

.footer-col h4 {
  color: var(--on-primary);
  font-family: var(--font-display);
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: var(--sp-4);
}

.footer-col ul { list-style: none; display: flex; flex-direction: column; gap: var(--sp-2); }

.footer-col a {
  font-size: 0.9rem;
  color: var(--outline-variant);
  transition: color var(--transition);
}

.footer-col a:hover { color: var(--on-primary); }

.footer-bottom {
  padding-top: var(--sp-6);
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.8rem;
}

.footer-legal { display: flex; gap: var(--sp-6); }
.footer-legal a:hover { color: var(--on-primary); }

/* ---- Page Hero (About / Learning) ---- */
.page-hero {
  padding-top: calc(72px + var(--sp-16));
  padding-bottom: var(--sp-12);
  text-align: center;
  background: var(--surface-container-low);
}

.page-hero .subtitle { margin-inline: auto; margin-top: var(--sp-3); }

/* ---- About Page ---- */
.story-section { background: var(--surface-container-lowest); }

.story-content {
  max-width: 720px;
  margin-inline: auto;
  font-size: 1.05rem;
  line-height: 1.8;
}

.story-content p + p { margin-top: var(--sp-6); }

.team-section { background: var(--surface); }

.team-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--sp-8);
  max-width: 800px;
  margin-inline: auto;
}

.team-card {
  background: var(--surface-container-lowest);
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: all var(--transition);
}

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

.team-photo {
  aspect-ratio: 4 / 3;
  background: var(--surface-container-low);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.85rem;
  color: var(--on-surface-variant);
  font-style: italic;
}

.team-info { padding: var(--sp-6); }

.team-role {
  font-family: var(--font-display);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--secondary);
  margin-bottom: var(--sp-1);
}

.team-info h3 { margin-bottom: var(--sp-2); }
.team-info p { font-size: 0.9rem; }

.mission-section { background: var(--surface-container-lowest); text-align: center; }

.mission-card {
  max-width: 700px;
  margin-inline: auto;
  padding: var(--sp-12);
  background: var(--primary-faint);
  border-radius: var(--radius-2xl);
}

.mission-card p { margin-inline: auto; font-size: 1.1rem; line-height: 1.7; }

/* ---- Learning Hub ---- */
.videos-section { background: var(--surface-container-lowest); }

.videos-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--sp-6);
}

.video-card {
  border-radius: var(--radius-xl);
  overflow: hidden;
  background: var(--surface-container-lowest);
  box-shadow: var(--shadow-sm);
  transition: all var(--transition);
}

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

.video-thumb {
  aspect-ratio: 16 / 9;
  background: var(--surface-container-low);
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
}

.play-btn {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: rgba(255,255,255,0.92);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-md);
  transition: all var(--transition);
}

.video-card:hover .play-btn { transform: scale(1.1); }

.play-btn svg { width: 20px; height: 20px; fill: var(--primary); margin-left: 3px; }

.video-duration {
  position: absolute;
  bottom: 8px;
  right: 8px;
  background: rgba(25,28,27,0.7);
  color: white;
  font-size: 0.72rem;
  font-weight: 600;
  padding: 2px 8px;
  border-radius: var(--radius-sm);
}

.video-info { padding: var(--sp-4) var(--sp-5); }
.video-info h3 { font-size: 1rem; margin-bottom: var(--sp-1); }
.video-info p { font-size: 0.85rem; }

/* ---- Legal Pages ---- */
.legal-layout {
  padding-top: calc(72px + var(--sp-12));
  display: grid;
  grid-template-columns: 220px 1fr;
  gap: var(--sp-12);
  min-height: 100vh;
}

.legal-sidebar {
  position: sticky;
  top: calc(72px + var(--sp-6));
  align-self: start;
  padding-top: var(--sp-6);
}

.legal-sidebar h4 {
  font-family: var(--font-display);
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--on-surface-variant);
  margin-bottom: var(--sp-4);
}

.legal-sidebar ul { list-style: none; display: flex; flex-direction: column; gap: var(--sp-1); }

.legal-sidebar a {
  font-size: 0.88rem;
  color: var(--on-surface-variant);
  padding: var(--sp-2) var(--sp-3);
  border-radius: var(--radius-sm);
  display: block;
  transition: all var(--transition);
  border-left: 2px solid transparent;
}

.legal-sidebar a:hover,
.legal-sidebar a.active {
  color: var(--primary);
  background: var(--primary-faint);
  border-left-color: var(--primary);
}

.legal-content {
  padding-block: var(--sp-6) var(--sp-20);
  max-width: 720px;
}

.legal-content h1 { font-size: 2rem; margin-bottom: var(--sp-2); }
.legal-date { font-size: 0.85rem; color: var(--on-surface-variant); margin-bottom: var(--sp-12); }

.legal-content h2 {
  font-size: 1.3rem;
  margin-top: var(--sp-12);
  margin-bottom: var(--sp-4);
  padding-top: var(--sp-6);
}

.legal-content p { margin-bottom: var(--sp-4); max-width: none; }
.legal-content ul { margin-bottom: var(--sp-4); padding-left: var(--sp-6); }
.legal-content li { margin-bottom: var(--sp-2); font-size: 0.95rem; }

/* ---- Animations ---- */
@media (prefers-reduced-motion: no-preference) {
  .fade-in {
    opacity: 0;
    transform: translateY(24px);
    transition: opacity 0.7s ease, transform 0.7s ease;
  }
  .fade-in.visible { opacity: 1; transform: translateY(0); }
  .fade-in-delay-1 { transition-delay: 0.1s; }
  .fade-in-delay-2 { transition-delay: 0.2s; }
  .fade-in-delay-3 { transition-delay: 0.3s; }
}

/* ---- Responsive ---- */
@media (max-width: 900px) {
  .hero-grid { grid-template-columns: 1fr; text-align: center; }
  .hero-content { align-items: center; }
  .hero p { margin-inline: auto; }
  .hero-phones { order: -1; }
  .phone-frame { width: 160px; }
  .phone-frame:nth-child(2) { width: 190px; }

  .features-grid { grid-template-columns: 1fr; max-width: 480px; margin-inline: auto; }
  .steps-row { grid-template-columns: 1fr; max-width: 380px; margin-inline: auto; }
  .steps-row::before { display: none; }

  .showcase-grid,
  .showcase-grid.reverse,
  .highlight-grid { grid-template-columns: 1fr; }
  .showcase-grid.reverse { direction: ltr; }

  .team-grid { grid-template-columns: 1fr; max-width: 400px; }
  .videos-grid { grid-template-columns: 1fr 1fr; }

  .footer-grid { grid-template-columns: 1fr; gap: var(--sp-8); }
  .footer-bottom { flex-direction: column; gap: var(--sp-3); text-align: center; }

  .legal-layout { grid-template-columns: 1fr; }
  .legal-sidebar { position: static; }
}

@media (max-width: 600px) {
  .nav-links { display: none; }
  .mobile-toggle { display: flex; }
  .nav-cta .btn-primary { display: none; }
  .email-form { flex-direction: column; }
  .videos-grid { grid-template-columns: 1fr; max-width: 400px; margin-inline: auto; }
  .hero-phones { gap: var(--sp-2); }
  .phone-frame { width: 120px; }
  .phone-frame:nth-child(2) { width: 150px; }
  section { padding-block: var(--sp-16); }
}

.mobile-nav {
  display: none;
  position: fixed;
  top: 72px;
  left: 0;
  right: 0;
  background: rgba(248,250,248,0.95);
  backdrop-filter: blur(20px);
  padding: var(--sp-6);
  z-index: 99;
  flex-direction: column;
  gap: var(--sp-2);
  box-shadow: var(--shadow-lg);
}

.mobile-nav.open { display: flex; }

.mobile-nav a {
  padding: var(--sp-3) var(--sp-4);
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 500;
  color: var(--on-surface);
  border-radius: var(--radius-md);
  transition: all var(--transition);
}

.mobile-nav a:hover {
  background: var(--primary-faint);
  color: var(--primary);
}