/* ============================================================
   BADGERSKOPE — Marketing Landing Page
   Dark theme · Production CSS
   ============================================================ */

/* ---------- Custom Properties ---------- */
:root {
  --bg: #0c0f14;
  --bg-elevated: #121821;
  --surface: #161d28;
  --border: #2a3545;
  --text: #e6eaef;
  --text-muted: #9aa8b8;
  --accent: #4c9dff;
  --purple: #7c5cff;
  --green: #5bd6a6;
  --warning: #f5a623;
  --orange: #e87740;
  --danger: #ef4444;

  --font-sans: "IBM Plex Sans", system-ui, -apple-system, sans-serif;
  --font-mono: "IBM Plex Mono", "Fira Code", monospace;

  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --radius-xl: 20px;
  --shadow-card: 0 1px 3px rgba(0, 0, 0, 0.2);

  --transition-fast: 150ms ease;
  --transition-base: 250ms ease;
  --transition-slow: 400ms ease;
}

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

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
  text-size-adjust: 100%;
  scrollbar-width: thin;
  scrollbar-color: var(--border) var(--bg);
}

body {
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.6;
  color: var(--text);
  background-color: var(--bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

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

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

a:hover {
  text-decoration: none;
}

em {
  font-style: italic;
  color: #fff;
}

ul, ol {
  list-style: none;
}

/* ---------- Typography ---------- */
h1, h2, h3, h4, h5, h6 {
  letter-spacing: -0.02em;
  font-weight: 700;
  line-height: 1.15;
  color: #fff;
}

h2 {
  font-size: clamp(1.6rem, 4vw, 2.6rem);
  font-weight: 800;
  margin-bottom: 1.25rem;
}

/* ---------- Layout ---------- */
.wrap {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

.wrap-narrow {
  max-width: 720px;
}

.center {
  text-align: center;
}

/* ============================================================
   MONOGRAM
   ============================================================ */
.monogram {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 34px;
  height: 34px;
  border-radius: 9px;
  background: var(--accent);
  color: #fff;
  font-family: var(--font-sans);
  font-weight: 800;
  font-size: 0.8rem;
  line-height: 1;
  flex-shrink: 0;
  user-select: none;
}

.monogram--lg {
  width: 48px;
  height: 48px;
  font-size: 1.15rem;
  border-radius: 10px;
}

.monogram--sm,
.monogram-sm {
  width: 26px;
  height: 26px;
  font-size: 0.7rem;
  border-radius: 6px;
}

/* ============================================================
   BUTTONS
   ============================================================ */
.btn-big {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.85rem 2.2rem;
  border-radius: 12px;
  font-family: var(--font-sans);
  font-weight: 700;
  font-size: 1.05rem;
  color: #fff;
  text-decoration: none;
  background: var(--accent);
  transition:
    transform var(--transition-fast),
    opacity var(--transition-fast);
  white-space: nowrap;
  line-height: 1.4;
  border: none;
  cursor: pointer;
}

.btn-big:hover {
  opacity: 0.9;
  text-decoration: none;
}

.btn-big:active {
  transform: translateY(0) scale(0.98);
}

/* btn-glow class kept for HTML compat but no longer animates */
.btn-glow {}

.btn-outline {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.8rem 1.8rem;
  border-radius: 12px;
  font-family: var(--font-sans);
  font-weight: 600;
  font-size: 1rem;
  color: var(--text-muted);
  text-decoration: none;
  border: 1px solid rgba(255, 255, 255, 0.12);
  background: transparent;
  cursor: pointer;
  transition:
    border-color var(--transition-base),
    color var(--transition-base),
    transform var(--transition-fast);
}

.btn-outline:hover {
  border-color: rgba(255, 255, 255, 0.3);
  color: #fff;
  text-decoration: none;
}

.btn-outline:active {
  transform: scale(0.97);
}

/* ============================================================
   STICKY NAV
   ============================================================ */
.site-nav,
.site-header {
  position: sticky;
  top: 0;
  z-index: 200;
  background: var(--bg);
  border-bottom: 1px solid var(--border);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0.7rem 1.5rem;
  position: relative;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 0.55rem;
  text-decoration: none;
}

.wordmark {
  font-weight: 700;
  color: #fff;
  font-size: 1rem;
  letter-spacing: -0.02em;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 1.6rem;
  list-style: none;
}

.nav-links a {
  font-size: 0.88rem;
  font-weight: 500;
  color: var(--text-muted);
  transition: color var(--transition-fast);
  position: relative;
}

.nav-links a:hover {
  color: #fff;
  text-decoration: none;
}

.nav-links a::after {
  content: "";
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--accent);
  border-radius: 1px;
  transition: width var(--transition-base);
}

.nav-links a:hover::after {
  width: 100%;
}

.nav-cta {
  padding: 0.45rem 1.1rem;
  border-radius: 8px;
  background: var(--surface);
  border: 1px solid var(--border);
  color: var(--accent) !important;
  font-weight: 600;
  transition: background var(--transition-fast);
}

.nav-cta:hover {
  background: var(--bg-elevated);
}

.nav-cta::after {
  display: none;
}

/* Hamburger — CSS-only toggle */
.nav-toggle {
  display: none;
}

.nav-hamburger {
  display: none;
  cursor: pointer;
  flex-direction: column;
  gap: 5px;
  padding: 0.4rem;
  background: none;
  border: none;
}

.nav-hamburger span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--text-muted);
  border-radius: 2px;
  transition: transform 0.3s ease, opacity 0.2s ease;
}

/* ============================================================
   HERO
   ============================================================ */
.hero {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 4rem 1.5rem 3rem;
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  pointer-events: none;
}

/* Orbs and helix removed — decorative elements hidden */
.orb, .helix { display: none; }

/* Hero content */
.hero-content {
  position: relative;
  z-index: 1;
  max-width: 680px;
}

.hero-logo {
  width: clamp(200px, 35vw, 320px);
  height: auto;
  margin: 0 auto 2rem;
  animation: fadeInUp 0.5s ease both;
}

.hero-h1 {
  font-size: clamp(2.2rem, 5.5vw, 3.8rem);
  font-weight: 800;
  line-height: 1.1;
  color: #fff;
  letter-spacing: -0.03em;
  margin-bottom: 1.25rem;
  animation: fadeInUp 0.8s ease 0.15s both;
}

.grad-text {
  color: var(--accent);
}

.hero-p {
  font-size: 1.15rem;
  color: var(--text-muted);
  max-width: 520px;
  margin: 0 auto 2.5rem;
  line-height: 1.7;
  animation: fadeInUp 0.8s ease 0.3s both;
}

.hero-actions {
  display: flex;
  gap: 1rem;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 3rem;
  animation: fadeInUp 0.8s ease 0.45s both;
}

.hero-proof {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
  flex-wrap: wrap;
  font-size: 0.82rem;
  color: var(--text-muted);
  opacity: 0.6;
  animation: fadeInUp 0.8s ease 0.6s both;
}

.hero-proof strong {
  color: var(--text-muted);
  font-weight: 600;
}

.proof-dot {
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: var(--border);
}

/* ============================================================
   BANDS (Section containers)
   ============================================================ */
.band {
  padding: 3.5rem 0;
}

.band-dark {
  background: rgba(255, 255, 255, 0.015);
}

.kicker {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--orange);
  margin-bottom: 0.75rem;
}

.kicker-green { color: var(--green); }
.kicker-blue  { color: var(--accent); }

.sub {
  font-size: 1.05rem;
  color: var(--text-muted);
  max-width: 560px;
  margin: 0 auto 3rem;
  line-height: 1.7;
}

/* ============================================================
   SPLIT LAYOUT (Problem / Solution)
   ============================================================ */
.split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}

.split-reverse {
  direction: rtl;
}

.split-reverse > * {
  direction: ltr;
}

.split-text p {
  color: var(--text-muted);
  font-size: 1.05rem;
  margin-bottom: 1rem;
  line-height: 1.7;
}

/* ============================================================
   NOISE CARDS (Problem section)
   ============================================================ */
.split-visual {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.noise-card {
  padding: 1.2rem 1.4rem;
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.06);
  font-size: 0.92rem;
  color: var(--text-muted);
  line-height: 1.5;
  transform: rotate(var(--rot, 0deg));
  transition: transform 0.3s ease;
}

.noise-card:hover {
  transform: rotate(0deg);
}

.nc-1 { --rot: -1.5deg; }
.nc-2 { --rot: 1deg; }
.nc-3 { --rot: -0.8deg; }

.nc-tag {
  display: inline-block;
  padding: 0.15rem 0.55rem;
  border-radius: 4px;
  font-size: 0.72rem;
  font-weight: 600;
  font-family: var(--font-mono);
  margin-bottom: 0.5rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.nc-red    { background: rgba(239, 68, 68, 0.15); color: #f87171; }
.nc-yellow { background: rgba(245, 166, 35, 0.15); color: var(--warning); }
.nc-gray   { background: rgba(148, 163, 184, 0.1); color: #94a3b8; }

/* ============================================================
   SAMPLE CARD (Solution section)
   ============================================================ */
.sample-card {
  padding: 1.5rem;
  border-radius: 14px;
  background: rgba(18, 24, 33, 0.8);
  border: 1px solid var(--border);
}

.sc-head {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  margin-bottom: 0.75rem;
}

.sc-stripe {
  width: 3px;
  height: 40px;
  border-radius: 2px;
  flex-shrink: 0;
  margin-top: 2px;
}

.sc-stripe-green { background: var(--green); }

.sc-title {
  font-weight: 700;
  color: #fff;
  font-size: 1.05rem;
}

.sc-type {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.sc-price {
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: 0.88rem;
  color: var(--green);
  background: rgba(91, 214, 166, 0.1);
  padding: 0.2rem 0.6rem;
  border-radius: 6px;
}

.sc-badge {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  font-weight: 600;
  padding: 0.2rem 0.6rem;
  border-radius: 20px;
  margin-bottom: 0.75rem;
}

.sc-badge-green {
  background: rgba(91, 214, 166, 0.15);
  color: var(--green);
}

.sc-summary {
  font-size: 0.9rem;
  color: var(--text-muted);
  line-height: 1.6;
  margin-bottom: 0.75rem;
}

.sc-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin-bottom: 0.5rem;
}

.sc-chips span {
  font-size: 0.68rem;
  padding: 0.2rem 0.5rem;
  border-radius: 4px;
  background: rgba(76, 157, 255, 0.1);
  color: var(--accent);
}

.sc-hint {
  font-size: 0.75rem;
  color: var(--accent);
}

/* ============================================================
   HOW IT WORKS
   ============================================================ */
.how-grid {
  display: flex;
  align-items: flex-start;
  justify-content: center;
  gap: 1rem;
  margin: 3rem 0 0;
  flex-wrap: wrap;
}

.how-step {
  flex: 1;
  min-width: 220px;
  max-width: 300px;
  padding: 2rem 1.5rem;
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.06);
  text-align: center;
  transition:
    transform var(--transition-base),
    border-color var(--transition-base),
    box-shadow var(--transition-base);
}

.how-step:hover {
  border-color: var(--accent);
}

.how-num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--accent);
  color: #fff;
  font-weight: 800;
  font-size: 1.2rem;
  margin-bottom: 1rem;
}

.how-step h3 {
  color: #fff;
  font-size: 1.1rem;
  margin-bottom: 0.5rem;
}

.how-step p {
  font-size: 0.92rem;
  color: var(--text-muted);
  line-height: 1.6;
}

.how-arrow {
  font-size: 1.5rem;
  color: var(--border);
  align-self: center;
}

/* ============================================================
   EVIDENCE TIERS
   ============================================================ */
.ev-stack {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  margin: 2.5rem auto;
  max-width: 800px;
}

.ev-row {
  display: flex;
  align-items: center;
  gap: 1.25rem;
  padding: 1rem 1.5rem;
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.025);
  border: 1px solid rgba(255, 255, 255, 0.04);
  transition:
    transform var(--transition-base),
    background var(--transition-base);
}

.ev-row:hover {
  transform: translateX(4px);
  background: rgba(255, 255, 255, 0.04);
}

.ev-pill {
  flex-shrink: 0;
  min-width: 140px;
  text-align: center;
  padding: 0.35rem 0.85rem;
  border-radius: 20px;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  font-weight: 600;
}

.ev-green  { background: rgba(91, 214, 166, 0.15);  color: var(--green); }
.ev-teal   { background: rgba(54, 181, 160, 0.15);  color: #36b5a0; }
.ev-amber  { background: rgba(245, 166, 35, 0.15);  color: var(--warning); }
.ev-orange { background: rgba(232, 119, 64, 0.15);  color: var(--orange); }
.ev-gray   { background: rgba(148, 163, 184, 0.08); color: #94a3b8; }

.ev-desc {
  font-size: 0.92rem;
  color: var(--text-muted);
  line-height: 1.55;
}

/* ============================================================
   "WHAT WE'RE NOT" CARDS
   ============================================================ */
.not-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1.25rem;
  margin-top: 2.5rem;
}

.not-card {
  padding: 1.5rem;
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(239, 68, 68, 0.1);
  transition: border-color var(--transition-base);
}

.not-card:hover {
  border-color: rgba(239, 68, 68, 0.3);
}

.not-x {
  display: block;
  font-size: 1.8rem;
  color: var(--danger);
  margin-bottom: 0.5rem;
  font-weight: 300;
}

.not-card strong {
  display: block;
  color: #fff;
  font-size: 1rem;
  margin-bottom: 0.35rem;
}

.not-card p {
  font-size: 0.9rem;
  color: var(--text-muted);
  line-height: 1.6;
}

/* ============================================================
   FAQ
   ============================================================ */
.faq-list {
  margin-top: 2rem;
  max-width: 700px;
  margin-left: auto;
  margin-right: auto;
}

.faq {
  border-bottom: 1px solid var(--border);
  padding: 0;
}

.faq summary {
  cursor: pointer;
  font-weight: 600;
  color: #fff;
  font-size: 1.05rem;
  list-style: none;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1.1rem 0;
  transition: color var(--transition-fast);
}

.faq summary:hover {
  color: var(--accent);
}

.faq summary::after {
  content: "+";
  font-size: 1.4rem;
  color: var(--accent);
  transition: transform var(--transition-base);
  flex-shrink: 0;
  margin-left: 1rem;
}

.faq[open] summary::after {
  content: "\2212";
  transform: rotate(180deg);
}

.faq summary::-webkit-details-marker {
  display: none;
}

.faq summary::marker {
  content: "";
}

.faq p {
  margin-top: 0;
  padding-bottom: 1.1rem;
  color: var(--text-muted);
  font-size: 0.95rem;
  line-height: 1.7;
  max-width: 640px;
}

/* ============================================================
   FINAL CTA
   ============================================================ */
.cta-end {
  position: relative;
  overflow: hidden;
  padding: 3.5rem 1.5rem;
  text-align: center;
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  margin: 2rem 1.5rem;
}

.cta-end::before {
  display: none;
}

.cta-logo {
  width: 96px;
  height: 96px;
  margin: 0 auto 1.5rem;
  border-radius: var(--radius-lg);
  position: relative;
}

.cta-end h2 {
  margin-bottom: 0.5rem;
  position: relative;
}

.cta-p {
  font-size: 1.1rem;
  color: var(--text-muted);
  margin-bottom: 2rem;
  max-width: 480px;
  margin-left: auto;
  margin-right: auto;
  line-height: 1.7;
  position: relative;
}

.cta-end .btn-big {
  position: relative;
}

.cta-end .btn-big:hover {
  opacity: 0.9;
}

/* ============================================================
   FOOTER
   ============================================================ */
.site-footer {
  border-top: 1px solid var(--border);
  padding: 2.5rem 0;
  font-size: 0.82rem;
  color: var(--text-muted);
}

.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1.5rem;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

.footer-left {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.footer-links {
  display: flex;
  gap: 1.5rem;
}

.footer-links a {
  color: var(--text-muted);
  font-size: 0.88rem;
  transition: color var(--transition-fast);
}

.footer-links a:hover {
  color: #fff;
}

.footer-right {
  text-align: right;
}

.footer-right p {
  font-size: 0.78rem;
  color: var(--text-muted);
  opacity: 0.5;
}

/* Footer with grid layout variant */
.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr;
  gap: 2rem;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

.footer-col h4 {
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--text-muted);
  margin-bottom: 0.75rem;
  font-weight: 600;
}

.footer-col ul {
  display: flex;
  flex-direction: column;
  gap: 0.45rem;
}

.footer-col ul a {
  color: var(--text-muted);
  transition: color var(--transition-fast);
  font-size: 0.82rem;
}

.footer-col ul a:hover {
  color: var(--accent);
}

/* ============================================================
   ANIMATIONS
   ============================================================ */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(24px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes fadeIn {
  from { opacity: 0; }
  to   { opacity: 1; }
}

/* heroGlow animation removed */

/* Scroll-triggered animation base state */
.animate-on-scroll {
  opacity: 0;
  transform: translateY(20px);
  transition:
    opacity 0.7s ease,
    transform 0.7s ease;
  transition-delay: var(--delay, 0s);
}

.animate-on-scroll.is-visible {
  opacity: 1;
  transform: translateY(0);
}

/* Stagger delay helpers */
.delay-1 { --delay: 0.1s; }
.delay-2 { --delay: 0.2s; }
.delay-3 { --delay: 0.3s; }
.delay-4 { --delay: 0.4s; }
.delay-5 { --delay: 0.5s; }
.delay-6 { --delay: 0.6s; }

/* ============================================================
   UTILITY CLASSES
   ============================================================ */
.gradient-text {
  color: var(--accent);
}

.text-center { text-align: center; }
.text-muted  { color: var(--text-muted); }
.text-accent { color: var(--accent); }
.text-green  { color: var(--green); }
.text-purple { color: var(--purple); }

.mt-1 { margin-top: 0.5rem; }
.mt-2 { margin-top: 1rem; }
.mt-3 { margin-top: 1.5rem; }
.mt-4 { margin-top: 2rem; }
.mb-1 { margin-bottom: 0.5rem; }
.mb-2 { margin-bottom: 1rem; }
.mb-3 { margin-bottom: 1.5rem; }
.mb-4 { margin-bottom: 2rem; }

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

/* ============================================================
   FOCUS & ACCESSIBILITY
   ============================================================ */
:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

.btn-big:focus-visible,
.btn-outline:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
}

::selection {
  background: rgba(76, 157, 255, 0.25);
  color: #fff;
}

/* ============================================================
   SCROLLBAR
   ============================================================ */
::-webkit-scrollbar {
  width: 8px;
}

::-webkit-scrollbar-track {
  background: var(--bg);
}

::-webkit-scrollbar-thumb {
  background: var(--border);
  border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
  background: var(--text-muted);
}

/* ============================================================
   RESPONSIVE — TABLET (768-1023px)
   ============================================================ */
@media (max-width: 1023px) {
  .ev-stack {
    max-width: 100%;
  }

  .how-step {
    min-width: 200px;
  }

  .hero {
    padding: 3rem 1.5rem 2.5rem;
  }

  .hero-logo {
    width: clamp(180px, 30vw, 260px);
  }

  .band {
    padding: 3rem 0;
  }

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

/* ============================================================
   RESPONSIVE — MOBILE (<768px)
   ============================================================ */
@media (max-width: 768px) {
  /* Nav mobile */
  .nav-hamburger {
    display: flex;
  }

  .nav-links {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    flex-direction: column;
    gap: 0;
    background: var(--bg);
    border-bottom: 1px solid var(--border);
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.35s ease;
  }

  .nav-toggle:checked ~ .nav-links {
    max-height: 400px;
  }

  .nav-toggle:checked ~ .nav-hamburger span:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
  }

  .nav-toggle:checked ~ .nav-hamburger span:nth-child(2) {
    opacity: 0;
  }

  .nav-toggle:checked ~ .nav-hamburger span:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
  }

  .nav-links li {
    width: 100%;
  }

  .nav-links a {
    display: block;
    padding: 0.9rem 1.5rem;
    font-size: 1rem;
  }

  .nav-links a::after {
    display: none;
  }

  /* Hero mobile */
  .hero {
    padding: 2.5rem 1.25rem 2rem;
  }

  .hero-logo {
    width: clamp(160px, 40vw, 220px);
  }

  .hero-h1 {
    font-size: clamp(1.75rem, 6vw, 2.5rem);
  }

  .hero-p {
    font-size: 0.98rem;
  }

  .hero-actions {
    flex-direction: column;
    align-items: center;
  }

  .hero-actions .btn-big,
  .hero-actions .btn-outline {
    width: 100%;
    max-width: 300px;
    text-align: center;
  }

  /* Layout */
  .split,
  .split-reverse {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }

  .split-reverse {
    direction: ltr;
  }

  .how-arrow {
    display: none;
  }

  .band {
    padding: 4rem 0;
  }

  h2 {
    font-size: clamp(1.4rem, 5vw, 2rem);
  }

  /* Evidence */
  .ev-row {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.5rem;
  }

  .ev-pill {
    min-width: auto;
  }

  /* Footer mobile */
  .footer-inner {
    flex-direction: column;
    text-align: center;
  }

  .footer-right {
    text-align: center;
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }

  /* CTA */
  .cta-end {
    margin: 1rem 0.75rem;
    padding: 4rem 1.5rem;
    border-radius: var(--radius-lg);
  }
}

/* ============================================================
   RESPONSIVE — SMALL MOBILE (<480px)
   ============================================================ */
@media (max-width: 479px) {
  .wrap {
    padding: 0 1rem;
  }

  .hero {
    padding: 2.5rem 1rem 2rem;
  }

  .hero-logo {
    width: 140px;
  }

  .not-grid {
    grid-template-columns: 1fr;
  }

  .how-step {
    min-width: 100%;
  }

  .band {
    padding: 3rem 0;
  }

  .cta-end {
    padding: 2.5rem 1rem;
    margin: 1rem 0.5rem;
  }

  .hero {
    padding: 2rem 1rem 1.5rem;
  }

  .hero-h1 {
    font-size: clamp(1.5rem, 5vw, 2rem);
  }

  .hero-p {
    font-size: 0.9rem;
    margin-bottom: 1.5rem;
  }

  .btn-big {
    padding: 0.7rem 1.5rem;
    font-size: 0.95rem;
    width: 100%;
    max-width: 280px;
  }

  .band {
    padding: 2.5rem 0;
  }

  .how-step {
    min-width: 100%;
    padding: 1.25rem 1rem;
  }

  .ev-row {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.5rem;
  }

  .split {
    gap: 2rem;
  }

  .faq summary {
    font-size: 0.92rem;
    padding: 0.9rem 0;
  }

  .noise-card {
    padding: 1rem;
  }

  .sample-card {
    padding: 1.25rem;
  }
}

/* ============================================================
   PREFERS REDUCED MOTION
   ============================================================ */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }

  html {
    scroll-behavior: auto;
  }

  .animate-on-scroll {
    opacity: 1;
    transform: none;
    transition: none;
  }

  .noise-card {
    transform: none;
  }
}

/* ---------- Edgy text effects ---------- */
.strikethrough {
  position: relative;
  color: var(--text-muted);
}
.strikethrough::after {
  content: '';
  position: absolute;
  left: -3px;
  right: -3px;
  top: 55%;
  height: 3px;
  background: var(--danger);
  border-radius: 2px;
  transform: rotate(-1.5deg);
}

.cta-whisper {
  margin-top: 1.5rem;
  font-size: .82rem;
  color: #3a4252;
  font-style: italic;
}