/* ============================================================
   SNIFTY v2 — LIGHT MODE · PURPLE · GRID
   ============================================================ */

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

::selection {
  background: var(--purple-mid);
  color: var(--black);
}

html { -webkit-tap-highlight-color: transparent; }

:focus { outline: none; }
:focus-visible {
  outline: 2px solid var(--purple);
  outline-offset: 2px;
  border-radius: 6px;
}
.btn:focus-visible {
  outline: none;
  box-shadow: 0 0 0 3px var(--purple-light), 0 0 0 4.5px var(--purple);
}
.nav .btn-primary:focus-visible {
  box-shadow: 0 0 0 3px rgba(255,255,255,0.18), 0 0 0 4.5px #fff;
}
.nav .btn-outline:focus-visible {
  box-shadow: 0 0 0 3px rgba(255,255,255,0.18), 0 0 0 4.5px rgba(255,255,255,0.85);
}
.nav-links a:focus-visible {
  outline-color: rgba(255,255,255,0.9);
  outline-offset: 4px;
}
.faq-q:focus-visible {
  outline-offset: 4px;
}

:root {
  --purple:       #7a5cff;
  --purple-light: rgba(122, 92, 255, 0.08);
  --purple-mid:   rgba(122, 92, 255, 0.16);
  --purple-border:rgba(122, 92, 255, 0.22);
  --green:        #22c55e;
  --black:        #0A0A0A;
  --gray-1:       #1c1c1e;
  --gray-2:       #374151;
  --gray-3:       #6b7280;
  --gray-4:       #9ca3af;
  --gray-5:       #e5e7eb;
  --border:       rgba(0,0,0,0.08);
  --border-med:   rgba(0,0,0,0.13);
  --bg:           #ffffff;
  --bg-off:       #f9f9fc;
  --card:         #ffffff;
  --radius:       16px;
  --radius-sm:    10px;
  --shadow-sm:    0 1px 4px rgba(0,0,0,0.06), 0 4px 16px rgba(0,0,0,0.05);
  --shadow:       0 2px 8px rgba(0,0,0,0.06), 0 12px 32px rgba(0,0,0,0.08);
  --shadow-lg:    0 4px 16px rgba(0,0,0,0.06), 0 24px 60px rgba(0,0,0,0.1);
}

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

section[id] { scroll-margin-top: 132px; }
@media (max-width: 768px) {
  section[id] { scroll-margin-top: 96px; }
}

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  background-color: var(--bg);
  background-image:
    linear-gradient(rgba(122,92,255,0.055) 1px, transparent 1px),
    linear-gradient(90deg, rgba(122,92,255,0.055) 1px, transparent 1px);
  background-size: 44px 44px;
  color: var(--black);
  line-height: 1.6;
  overflow-x: hidden;
}

/* ─── UTILITY ─────────────────────────────── */
.container  { max-width: 1160px; margin: 0 auto; padding: 0 28px; }
.purple {
  background: linear-gradient(92deg, #8d70ff 0%, var(--purple) 45%, #5b3df0 100%);
  -webkit-background-clip: text;
          background-clip: text;
  -webkit-text-fill-color: transparent;
          color: transparent;
}
.eyebrow {
  font-size: 11.5px;
  font-weight: 700;
  letter-spacing: 0.13em;
  text-transform: uppercase;
  color: var(--purple);
  margin-bottom: 14px;
}
.eyebrow.center, h2.center, .section-sub.center { text-align: center; }
h2 {
  font-size: clamp(28px, 4vw, 42px);
  font-weight: 800;
  line-height: 1.18;
  letter-spacing: -0.025em;
  color: var(--black);
  margin-bottom: 20px;
}
.section-sub {
  font-size: 17px;
  color: var(--gray-3);
  max-width: 560px;
  margin: 0 auto 48px;
  line-height: 1.7;
}
p { color: var(--gray-2); line-height: 1.7; }

/* ─── BUTTONS ─────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 13px 24px;
  border-radius: 10px;
  font-size: 15px;
  font-weight: 600;
  cursor: pointer;
  text-decoration: none;
  border: none;
  transition: all 0.18s ease;
  white-space: nowrap;
  font-family: inherit;
}
.btn-primary {
  background: var(--purple);
  color: #fff;
  box-shadow: 0 2px 8px rgba(122,92,255,0.3);
}
.btn-primary:hover {
  background: #6b4ef0;
  transform: translateY(-1px);
  box-shadow: 0 4px 20px rgba(122,92,255,0.4);
}
.btn-outline {
  background: transparent;
  color: var(--purple);
  border: 1.5px solid var(--purple-border);
}
.btn-outline:hover {
  background: var(--purple-light);
  border-color: var(--purple);
}
.btn-sm   { padding: 9px 18px; font-size: 13.5px; }
.btn-full { width: 100%; justify-content: center; }
.btn-linkedin { gap: 8px; }
.btn-linkedin-icon { flex-shrink: 0; }

.text-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--gray-2);
  font-size: 15px;
  font-weight: 500;
  text-decoration: none;
  transition: color 0.15s;
}
.text-link:hover { color: var(--purple); }

/* ─── NAV ─────────────────────────────────── */
.nav {
  --nav-pad-y: 6px;
  --nav-logo-h: 112px;
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  padding: var(--nav-pad-y) 0;
  background: var(--black);
  transition: background 0.25s, box-shadow 0.25s;
}
.nav.scrolled {
  background: var(--black);
  box-shadow: 0 1px 0 rgba(255, 255, 255, 0.08);
}
.nav-inner {
  max-width: 1160px;
  margin: 0 auto;
  padding: 0 28px 0 max(4px, env(safe-area-inset-left, 0px));
  display: flex;
  align-items: center;
  gap: 36px;
  min-height: var(--nav-logo-h);
}
.logo {
  display: flex;
  align-items: center;
  text-decoration: none;
  flex-shrink: 0;
  line-height: 0;
}
.nav .logo {
  margin-left: -12px;
}
.logo-img {
  width: auto;
  display: block;
}
.nav .logo-img {
  height: var(--nav-logo-h);
  width: auto;
  object-fit: contain;
}
.footer-brand .logo-img {
  height: 32px;
}
.nav-links {
  display: flex;
  align-items: center;
  gap: 28px;
  list-style: none;
  margin-left: auto;
}
.nav-links a {
  font-size: 14px;
  font-weight: 500;
  color: rgba(255, 255, 255, 0.7);
  text-decoration: none;
  transition: color 0.15s;
}
.nav-links a:hover { color: #fff; }
.nav-right { display: flex; align-items: center; gap: 12px; }
.nav-toggle { display: none; background: none; border: none; cursor: pointer; flex-direction: column; gap: 5px; padding: 4px; }
.nav-toggle span { display: block; width: 20px; height: 2px; background: #fff; border-radius: 2px; transition: all 0.25s; }

.nav .btn-primary {
  background: #fff;
  color: var(--black);
  box-shadow: none;
}
.nav .btn-primary:hover {
  background: #f4f4f5;
  color: var(--black);
  transform: translateY(-1px);
  box-shadow: 0 4px 20px rgba(255, 255, 255, 0.12);
}
.nav .btn-outline {
  background: transparent;
  color: #fff;
  border-color: rgba(255, 255, 255, 0.45);
}
.nav .btn-outline:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: #fff;
  color: #fff;
}

/* ─── HERO ─────────────────────────────────── */
.hero {
  padding: 152px 0 92px;
  position: relative;
}
.hero .container {
  max-width: 1440px;
  padding-left: clamp(28px, 4.5vw, 64px);
  padding-right: clamp(28px, 4.5vw, 64px);
}
.hero-inner {
  display: grid;
  grid-template-columns: 1fr 1.15fr;
  gap: clamp(48px, 5.5vw, 104px);
  align-items: center;
}
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--purple-light);
  border: 1px solid var(--purple-border);
  border-radius: 100px;
  padding: 5px 14px;
  font-size: 12.5px;
  font-weight: 500;
  color: var(--purple);
  margin-bottom: 28px;
}
.badge-dot {
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--green);
  flex-shrink: 0;
  animation: blink 2s ease-in-out infinite;
}
@keyframes blink { 0%,100%{opacity:1} 50%{opacity:0.35} }

.hero-headline {
  font-size: clamp(34px, 5.2vw + 12px, 88px);
  font-weight: 900;
  line-height: 1.08;
  letter-spacing: -0.038em;
  color: var(--black);
  margin-bottom: 26px;
  text-wrap: balance;
}
.hero-sub {
  font-size: clamp(16px, 1.8vw, 18px);
  color: var(--gray-3);
  max-width: 560px;
  margin-bottom: 36px;
  line-height: 1.7;
}
.hero-actions {
  display: flex;
  align-items: center;
  gap: 20px;
  flex-wrap: wrap;
  margin-bottom: 32px;
}
.hero-trust {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
  font-size: 12px;
}
.trust-by  { color: var(--gray-4); }
.trust-name{ color: var(--gray-3); font-weight: 600; }
.trust-sep { color: var(--gray-5); }

/* ── HERO VISUAL ─── */
.hero-visual {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.hero-dog-wrap {
  position: relative;
  isolation: isolate;
}
.hero-dog-wrap::before {
  content: '';
  position: absolute;
  inset: -8% -6% -2% -6%;
  background: radial-gradient(60% 55% at 50% 55%, rgba(122,92,255,0.22) 0%, rgba(122,92,255,0.08) 38%, rgba(122,92,255,0) 70%);
  filter: blur(6px);
  z-index: -1;
  pointer-events: none;
}

.hero-dog-img {
  width: 100%;
  display: block;
}

.hero-dog-caption {
  font-size: 12px;
  color: var(--gray-4);
  text-align: center;
  padding: 0 8px;
  line-height: 1.5;
  font-style: italic;
}

/* ─── PRODUCT ────────────────────────────── */
.product {
  position: relative;
  padding: clamp(100px, 12vw, 140px) 0 clamp(110px, 13vw, 150px);
  background: var(--black);
  border-top: 1px solid rgba(255, 255, 255, 0.06);
  color: rgba(255, 255, 255, 0.88);
}
.product .container {
  max-width: 1320px;
  padding-left: clamp(24px, 5vw, 64px);
  padding-right: clamp(24px, 5vw, 64px);
}
.product-intro {
  display: grid;
  grid-template-columns: minmax(300px, 1.38fr) 1fr;
  gap: clamp(48px, 7vw, 100px);
  align-items: center;
}
.product-visual {
  position: relative;
  background: transparent;
  border-radius: 0;
  padding: 0;
  min-height: clamp(380px, 52vw, 640px);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: none;
  border: none;
}
.product-img {
  width: 100%;
  max-width: min(640px, 100%);
  height: auto;
  display: block;
  filter: drop-shadow(0 24px 48px rgba(0, 0, 0, 0.4));
}
.product-copy .eyebrow {
  color: var(--purple);
}
.product-copy h2 {
  margin-bottom: 28px;
  max-width: 580px;
  color: #ffffff;
}
.product-lede {
  font-size: 18px;
  color: rgba(255, 255, 255, 0.82);
  line-height: 1.82;
  margin: 0;
  max-width: 620px;
}
.product-flow {
  margin-top: clamp(88px, 10vw, 120px);
  padding-top: clamp(88px, 10vw, 120px);
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}
.product-flow-title {
  font-size: clamp(24px, 3vw, 34px);
  font-weight: 800;
  letter-spacing: -0.03em;
  color: #ffffff;
  text-align: center;
  margin-bottom: clamp(48px, 6vw, 72px);
}
.product-steps {
  list-style: none;
  margin: 0 auto;
  padding: 0;
  max-width: 840px;
  display: flex;
  flex-direction: column;
  gap: 0;
}
.product-step {
  display: grid;
  grid-template-columns: 52px 1fr;
  gap: clamp(20px, 3vw, 32px);
  align-items: flex-start;
  padding: clamp(28px, 3.5vw, 40px) 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  position: relative;
}
.product-step:last-child {
  border-bottom: none;
  padding-bottom: 0;
}
.product-step:first-child {
  padding-top: 0;
}
.product-step-num {
  width: 40px;
  height: 40px;
  border-radius: 12px;
  background: rgba(122, 92, 255, 0.18);
  border: 1px solid rgba(122, 92, 255, 0.4);
  color: #c4b5fd;
  font-size: 16px;
  font-weight: 800;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.product-step p {
  margin: 0;
  font-size: 17px;
  color: rgba(255, 255, 255, 0.86);
  line-height: 1.78;
  padding-top: 6px;
}
.product::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(
    90deg,
    transparent 0%,
    rgba(122, 92, 255, 0.45) 22%,
    rgba(122, 92, 255, 0.45) 78%,
    transparent 100%
  );
  pointer-events: none;
  z-index: 1;
}

/* ── PLATFORM SECTION ─── */
.platform {
  padding: 100px 0 120px;
  background: #0c0c10;
  border-top: 1px solid rgba(255,255,255,0.06);
}
.platform .eyebrow { color: rgba(122,92,255,0.75); }
.platform-h2 {
  color: #fff;
  font-size: clamp(28px, 4vw, 44px);
  margin-bottom: 16px;
}
.platform .section-sub { color: rgba(255,255,255,0.45); }

.platform-wrap {
  position: relative;
  max-width: 760px;
  margin: 56px auto 0;
}

/* Floating cards in platform */
.pfloat {
  position: absolute;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  box-shadow: var(--shadow-lg);
  padding: 12px 16px;
  z-index: 10;
  animation: floatUp 0.6s ease both;
}
@keyframes floatUp { from{ opacity:0; transform:translateY(10px) } to{ opacity:1; transform:translateY(0) } }

.notif-pf {
  top: -22px; left: -20px;
  display: flex;
  align-items: flex-start;
  gap: 10px;
  max-width: 230px;
  animation-delay: 0.3s;
}
.cpd-pf {
  bottom: -20px; right: -20px;
  width: 180px;
  animation-delay: 0.5s;
}

.notif-icon {
  width: 28px; height: 28px;
  background: rgba(34,197,94,0.1);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 13px;
  color: var(--green);
  flex-shrink: 0;
  font-weight: 700;
}
.notif-body { display: flex; flex-direction: column; gap: 2px; }
.notif-body strong { font-size: 12.5px; font-weight: 700; color: var(--black); }
.notif-body span   { font-size: 11.5px; color: var(--gray-3); }

.compounds-title { font-size: 11px; font-weight: 700; text-transform: uppercase; letter-spacing: 0.08em; color: var(--gray-3); margin-bottom: 10px; }
.cpd-row { display: flex; align-items: center; gap: 6px; margin-bottom: 7px; }
.cpd-row:last-child { margin-bottom: 0; }
.cpd-name { font-size: 11px; color: var(--gray-2); width: 54px; flex-shrink: 0; }
.cpd-bar-bg { flex: 1; height: 4px; background: var(--gray-5); border-radius: 2px; overflow: hidden; }
.cpd-bar   { height: 100%; background: var(--purple); border-radius: 2px; opacity: 0.7; }
.cpd-val   { font-size: 10.5px; font-weight: 600; color: var(--gray-3); width: 22px; text-align: right; }

/* Dashboard card */
.dash-card {
  background: var(--card);
  border: 1px solid var(--border-med);
  border-radius: var(--radius);
  box-shadow: var(--shadow-lg);
  overflow: hidden;
  animation: floatUp 0.5s ease 0.3s both;
}
.dash-chrome {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 11px 16px;
  border-bottom: 1px solid var(--border);
  background: var(--bg-off);
}
.chrome-dots { display: flex; gap: 5px; }
.chrome-dots span {
  width: 10px; height: 10px;
  border-radius: 50%;
  background: var(--gray-5);
}
.chrome-dots span:nth-child(1) { background: #ff6058; }
.chrome-dots span:nth-child(2) { background: #ffbd2e; }
.chrome-dots span:nth-child(3) { background: #27c93f; }
.dash-chrome-title {
  font-size: 12px;
  font-weight: 500;
  color: var(--gray-3);
  margin-left: 4px;
  flex: 1;
}
.dash-live {
  display: flex;
  align-items: center;
  gap: 5px;
  font-size: 11px;
  font-weight: 600;
  color: var(--green);
}
.live-dot {
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--green);
  animation: blink 1.5s ease-in-out infinite;
}

.dash-body { padding: 20px 20px 16px; }

.dash-chart-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 14px;
}
.dash-chart-label { font-size: 12px; font-weight: 600; color: var(--gray-2); }
.dash-legend {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 11px;
  color: var(--gray-4);
}
.legend-dash {
  display: inline-block;
  width: 18px;
  height: 1.5px;
  background: repeating-linear-gradient(90deg, var(--gray-4) 0, var(--gray-4) 4px, transparent 4px, transparent 8px);
}

.chart-wrap { display: flex; gap: 8px; }
.chart-y {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: 2px 0;
  font-size: 9.5px;
  color: var(--gray-4);
  font-weight: 500;
  user-select: none;
}
.chart-plot-area { flex: 1; display: flex; flex-direction: column; gap: 4px; }
.voc-svg { width: 100%; height: 100px; display: block; }

.chart-grid    { stroke: var(--border); stroke-width: 0.6; }
.chart-baseline{ stroke: var(--gray-4); stroke-width: 1.2; stroke-dasharray: 4 3; }
.chart-area    { fill: url(#fillGrad); }
.chart-line {
  stroke: var(--purple);
  stroke-width: 2;
  fill: none;
  stroke-dasharray: 1200;
  stroke-dashoffset: 1200;
  animation: drawLine 2s ease-out 0.6s forwards;
}
@keyframes drawLine { to { stroke-dashoffset: 0; } }

.live-pt {
  fill: var(--purple);
  animation: drawLine 2s ease-out 0.6s forwards;
  opacity: 0;
}
@keyframes fadePt { to { opacity: 1; } }
.live-pt  { animation: fadePt 0.3s ease 2.5s both; }
.live-ring {
  fill: none;
  stroke: var(--purple);
  stroke-width: 1;
  opacity: 0;
  animation: ringPulse 1.8s ease 2.6s infinite;
}
@keyframes ringPulse { 0%{opacity:0.5;r:6} 100%{opacity:0;r:12} }

.chart-x {
  display: flex;
  justify-content: space-between;
  font-size: 9.5px;
  color: var(--gray-4);
  font-weight: 500;
  padding: 0 2px;
  user-select: none;
}

.dash-metrics {
  display: flex;
  align-items: center;
  gap: 0;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  overflow: hidden;
  margin-top: 16px;
  background: var(--bg-off);
}
.dash-metric {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 10px 8px;
  gap: 3px;
}
.dm-val {
  font-size: 16px;
  font-weight: 800;
  color: var(--black);
  letter-spacing: -0.03em;
}
.dm-val.green { color: var(--green); }
.dm-key { font-size: 10px; font-weight: 500; color: var(--gray-4); text-transform: uppercase; letter-spacing: 0.07em; }
.dm-divider { width: 1px; height: 36px; background: var(--border); flex-shrink: 0; }

.dash-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 10px 20px;
  border-top: 1px solid var(--border);
  background: var(--bg-off);
}
.dash-ok {
  display: flex;
  align-items: center;
  gap: 5px;
  font-size: 11.5px;
  font-weight: 600;
  color: var(--green);
}
.dash-ts { font-size: 11px; color: var(--gray-4); }

/* ─── SURVIVAL STATS ─────────────────────── */
.survival {
  background: var(--purple);
  padding: 80px 0;
  text-align: center;
}
.survival-intro {
  font-size: clamp(16px, 2vw, 20px);
  color: rgba(255,255,255,0.7);
  max-width: 540px;
  margin: 0 auto 48px;
  line-height: 1.6;
}
.survival-grid {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 48px;
  flex-wrap: wrap;
  margin-bottom: 40px;
}
.surv-stat { display: flex; flex-direction: column; align-items: center; gap: 8px; }
.surv-pct {
  font-size: clamp(72px, 10vw, 120px);
  font-weight: 900;
  letter-spacing: -0.05em;
  line-height: 1;
  color: #fff;
}
.muted-stat .surv-pct { opacity: 0.35; }
.surv-stage { font-size: 14px; font-weight: 600; color: rgba(255,255,255,0.6); text-transform: uppercase; letter-spacing: 0.08em; }
.surv-label { font-size: 13px; color: rgba(255,255,255,0.45); }
.surv-vs {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.85);
  background: rgba(255,255,255,0.08);
  border: 1px solid rgba(255,255,255,0.18);
  flex-shrink: 0;
  backdrop-filter: blur(2px);
}
.survival-coda {
  font-size: 16px;
  color: rgba(255,255,255,0.55);
  margin: 0 auto;
  max-width: 440px;
}

/* ─── PROBLEM ────────────────────────────── */
.problem {
  padding: 100px 0;
  background: var(--bg);
}
.problem-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 72px;
  align-items: center;
}
.problem-copy h2  { margin-bottom: 20px; }
.problem-copy p   { margin-bottom: 16px; font-size: 16px; }
.problem-copy p:last-of-type { margin-bottom: 0; }
.problem-pull {
  font-size: 17px !important;
  color: var(--black) !important;
  font-weight: 600;
  border-left: 3px solid var(--purple);
  padding-left: 16px;
  margin-top: 24px !important;
}

/* Stage bar chart */
.stage-bars {
  display: flex;
  align-items: flex-end;
  gap: 20px;
  height: 220px;
  padding-bottom: 40px;
  position: relative;
}
.stage-bars::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 40px;
  background-image: repeating-linear-gradient(
    to top,
    transparent 0,
    transparent calc(25% - 1px),
    var(--border) calc(25% - 1px),
    var(--border) 25%
  );
  pointer-events: none;
  z-index: 0;
}
.stage-bars::after {
  content: '';
  position: absolute;
  bottom: 40px;
  left: 0;
  right: 0;
  height: 1px;
  background: var(--border-med);
  z-index: 0;
}
.sb-col { display: flex; flex-direction: column; align-items: center; flex: 1; height: 100%; position: relative; z-index: 1; }
.sb-bar-wrap { flex: 1; width: 100%; display: flex; align-items: flex-end; }
.sb-bar {
  width: 100%;
  border-radius: 8px 8px 0 0;
  height: calc(var(--h) * 1%);
  display: flex;
  align-items: flex-start;
  justify-content: center;
  padding-top: 8px;
  transition: height 1s cubic-bezier(0.34,1.56,0.64,1);
  position: relative;
}
.sb-bar span {
  font-size: 13px;
  font-weight: 800;
  letter-spacing: -0.02em;
}
.purple-bar { background: var(--purple); }
.purple-bar span { color: #fff; }
.mid-bar { background: var(--purple-mid); }
.mid-bar span { color: var(--purple); }
.warn-bar { background: rgba(251,146,60,0.2); }
.warn-bar span { color: #ea580c; }
.crit-bar { background: rgba(239,68,68,0.2); }
.crit-bar span { color: #dc2626; }

.sb-label { font-size: 12px; font-weight: 700; color: var(--gray-2); margin-top: 8px; }
.sb-sub   { font-size: 10.5px; color: var(--gray-4); margin-top: 2px; text-align: center; }
.sb-caption { font-size: 12px; color: var(--gray-4); text-align: center; margin-top: 8px; }

/* ─── SCIENCE ────────────────────────────── */
.science {
  padding: 100px 0;
  background: var(--bg-off);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}
.science-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 72px;
  align-items: start;
}
.science-copy h2 { margin-bottom: 20px; }
.science-copy p  { margin-bottom: 16px; font-size: 16px; }
.science-copy p:last-of-type { margin-bottom: 28px; }

.science-steps { display: flex; flex-direction: column; gap: 0; }
.sci-step {
  display: flex;
  gap: 20px;
  padding: 24px 0;
  border-bottom: 1px solid var(--border);
}
.sci-step:last-child { border-bottom: none; }
.sci-num {
  font-size: 13px;
  font-weight: 800;
  color: var(--purple);
  letter-spacing: 0.02em;
  padding-top: 2px;
  flex-shrink: 0;
  width: 26px;
}
.sci-text h4 { font-size: 15px; font-weight: 700; color: var(--black); margin-bottom: 6px; }
.sci-text p  { font-size: 14px; color: var(--gray-3); line-height: 1.65; margin: 0; }

/* ─── HOW IT WORKS ───────────────────────── */
.hiw {
  padding: 100px 0;
  background: var(--bg);
}
.hiw h2 { margin-bottom: 12px; }
.hiw-steps {
  display: flex;
  align-items: flex-start;
  gap: 0;
  margin-top: 56px;
}
.hiw-step {
  flex: 1;
  min-width: 0;
  padding: 28px 28px 28px 0;
}
.hiw-num {
  font-size: 11px;
  font-weight: 800;
  color: var(--purple);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-bottom: 14px;
}
.hiw-step h3 { font-size: 16px; font-weight: 700; color: var(--black); margin-bottom: 8px; }
.hiw-step p  { font-size: 14px; color: var(--gray-3); line-height: 1.65; }
.hiw-arrow {
  color: var(--gray-4);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 56px 6px 0;
  flex-shrink: 0;
  opacity: 0.55;
}
.hiw-arrow svg { display: block; }

/* ─── BASELINE CALLOUT ───────────────────── */
.baseline-callout {
  padding: 100px 0;
  background: var(--bg-off);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}
.baseline-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 72px;
  align-items: center;
}
.baseline-copy h2 { margin-bottom: 20px; }
.baseline-copy p  { font-size: 16px; margin-bottom: 16px; }

.bv-card {
  background: var(--card);
  border: 1px solid var(--border-med);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
}
.bv-header {
  padding: 14px 18px;
  border-bottom: 1px solid var(--border);
  background: var(--bg-off);
}
.bv-title { font-size: 12.5px; font-weight: 600; color: var(--gray-2); }
.bv-chart { padding: 16px 18px 12px; }
.bv-svg   { width: 100%; height: 100px; display: block; margin-bottom: 12px; }
.bv-labels {
  display: flex;
  gap: 20px;
  flex-wrap: wrap;
}
.bv-label-pop  { font-size: 11px; color: var(--gray-4); display: flex; align-items: center; gap: 6px; }
.bv-label-pers { font-size: 11px; color: var(--purple); font-weight: 600; display: flex; align-items: center; gap: 6px; }
.bv-label-pop::before  { content:''; width:24px; height:1.5px; background:var(--gray-5); border-radius:1px; }
.bv-label-pers::before { content:''; width:24px; height:2px; background:var(--purple); border-radius:1px; }

.bv-insight {
  padding: 12px 18px;
  background: var(--purple-light);
  border-top: 1px solid var(--purple-border);
  font-size: 13px;
  color: var(--gray-2);
  line-height: 1.5;
}
.bv-badge {
  display: inline-block;
  background: var(--purple);
  color: #fff;
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  border-radius: 4px;
  padding: 2px 7px;
  margin-right: 8px;
  vertical-align: middle;
}

/* ─── AUDIENCE ───────────────────────────── */
.audience {
  padding: 100px 0;
  background: var(--bg-off);
  border-top: 1px solid var(--border);
}
.audience h2 { margin-bottom: 40px; }
.audience-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}
.aud-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
  box-shadow: var(--shadow-sm);
  transition: box-shadow 0.22s cubic-bezier(0.2, 0.8, 0.2, 1),
              border-color 0.22s cubic-bezier(0.2, 0.8, 0.2, 1),
              transform   0.22s cubic-bezier(0.2, 0.8, 0.2, 1);
}
.aud-card:hover {
  box-shadow: var(--shadow);
  border-color: var(--purple-border);
  transform: translateY(-4px);
}
.aud-label { font-size: 13px; font-weight: 700; color: var(--purple); margin-bottom: 10px; text-transform: uppercase; letter-spacing: 0.05em; }
.aud-card p { font-size: 13.5px; color: var(--gray-3); line-height: 1.65; }

/* ─── TRUST STRIP ────────────────────────── */
.trust-strip {
  padding: 64px 0;
  background: var(--bg-off);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}
.trust-items {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px;
  text-align: center;
}
.trust-item { display: flex; flex-direction: column; align-items: center; gap: 8px; }
.trust-ico  {
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 12px;
  background: var(--purple-light);
  border: 1px solid var(--purple-border);
  color: var(--purple);
  margin-bottom: 6px;
}
.trust-ico svg { display: block; }
.trust-item strong { font-size: 14px; font-weight: 700; color: var(--black); }
.trust-item span   { font-size: 13px; color: var(--gray-3); }

/* ─── FAQ ────────────────────────────────── */
.faq { padding: 100px 0; background: var(--bg); }
.faq h2 { margin-bottom: 40px; max-width: 560px; }
.faq-list { max-width: 680px; }
.faq-item { border-bottom: 1px solid var(--border); }
.faq-q {
  width: 100%;
  text-align: left;
  background: none;
  border: none;
  padding: 20px 0;
  font-size: 15.5px;
  font-weight: 600;
  color: var(--black);
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  font-family: inherit;
  transition: color 0.15s;
}
.faq-q:hover { color: var(--purple); }
.faq-q::after {
  content: '+';
  font-size: 20px;
  font-weight: 300;
  color: var(--gray-4);
  flex-shrink: 0;
  transition: transform 0.3s;
}
.faq-item.open .faq-q { color: var(--purple); }
.faq-item.open .faq-q::after { transform: rotate(45deg); color: var(--purple); }
.faq-a { max-height: 0; overflow: hidden; transition: max-height 0.4s ease, padding 0.3s; }
.faq-a.open { max-height: 300px; padding-bottom: 20px; }
.faq-a p { font-size: 15px; color: var(--gray-3); line-height: 1.7; }

/* ─── FINAL CTA ──────────────────────────── */
.cta-final {
  padding: 120px 0;
  background: var(--bg-off);
  border-top: 1px solid var(--border);
}
.cta-inner { max-width: 620px; margin: 0 auto; }
.cta-headline {
  font-size: clamp(32px, 5vw, 52px);
  font-weight: 900;
  letter-spacing: -0.03em;
  margin-bottom: 16px;
}
.cta-sub {
  font-size: 17px;
  color: var(--gray-3);
  margin-bottom: 32px;
  line-height: 1.65;
}
.cta-actions {
  display: flex;
  justify-content: center;
  margin-bottom: 8px;
}
.cta-actions .btn {
  gap: 10px;
}
.cta-trust-line {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  font-size: 12.5px;
  color: var(--gray-4);
  flex-wrap: wrap;
  margin-top: 20px;
}

/* ─── FOOTER ─────────────────────────────── */
.footer {
  padding: 60px 0 32px;
  background: var(--bg);
  border-top: 1px solid var(--border);
}
.footer-top {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: 60px;
  margin-bottom: 44px;
}
.footer-brand { display: flex; flex-direction: column; align-items: flex-start; }
.footer-brand .logo { margin-left: -2px; }
.footer-brand p {
  font-size: 13.5px;
  color: var(--gray-3);
  margin-top: 18px;
  max-width: 260px;
  line-height: 1.65;
}
.footer-cols { display: grid; grid-template-columns: repeat(3,1fr); gap: 28px; }
.footer-col { display: flex; flex-direction: column; gap: 11px; }
.footer-col h4 { font-size: 12px; font-weight: 700; text-transform: uppercase; letter-spacing: 0.1em; color: var(--black); }
.footer-col a { font-size: 13.5px; color: var(--gray-3); text-decoration: none; transition: color 0.15s; }
.footer-col a:hover { color: var(--purple); }
.footer-bottom {
  border-top: 1px solid var(--border);
  padding-top: 20px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.footer-bottom p { font-size: 12.5px; color: var(--gray-4); }
.footer-legal { font-size: 11.5px; max-width: 680px; line-height: 1.5; }

/* ─── SECTION TRANSITIONS ────────────────── */
.science,
.audience,
.baseline-callout,
.trust-strip,
.cta-final,
.footer {
  position: relative;
  border-top-color: transparent;
}
.science::before,
.audience::before,
.baseline-callout::before,
.trust-strip::before,
.cta-final::before,
.footer::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent 0%, var(--border-med) 22%, var(--border-med) 78%, transparent 100%);
  pointer-events: none;
  z-index: 1;
}

.science,
.baseline-callout,
.trust-strip {
  border-bottom-color: transparent;
}
.science::after,
.baseline-callout::after,
.trust-strip::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent 0%, var(--border-med) 22%, var(--border-med) 78%, transparent 100%);
  pointer-events: none;
  z-index: 1;
}

/* ─── SCROLL REVEAL ──────────────────────── */
.reveal { opacity: 0; transform: translateY(20px); transition: opacity 0.55s ease, transform 0.55s ease; }
.reveal.visible { opacity: 1; transform: none; }

/* ─── RESPONSIVE ─────────────────────────── */
@media (max-width: 1100px) and (min-width: 701px) {
  .hero-inner {
    grid-template-columns: minmax(0, 1fr) minmax(200px, 38%);
    gap: clamp(28px, 4vw, 56px);
  }
}

@media (max-width: 1024px) {
  .notif-pf { left: -8px; }
  .cpd-pf   { right: -8px; }
  .product-intro  { grid-template-columns: 1fr; gap: clamp(48px, 8vw, 72px); }
  .product-visual {
    max-width: 100%;
    margin: 0;
    width: 100%;
    min-height: clamp(340px, 62vw, 560px);
    padding: 0;
  }
  .product-img { max-width: min(560px, 100%); margin: 0 auto; }
  .product-copy h2,
  .product-lede { max-width: none; }
  .problem-inner  { grid-template-columns: 1fr; gap: 48px; }
  .science-inner  { grid-template-columns: 1fr; gap: 48px; }
  .baseline-inner { grid-template-columns: 1fr; gap: 48px; }
  .audience-grid  { grid-template-columns: repeat(2,1fr); }
  .trust-items    { grid-template-columns: repeat(2,1fr); }
}

@media (max-width: 700px) {
  .hero-inner  { grid-template-columns: 1fr; gap: 40px; }
  .hero-visual { max-width: 560px; }
  .hero-headline {
    font-size: clamp(28px, 7.5vw + 10px, 46px);
    text-wrap: pretty;
  }
}

@media (max-width: 768px) {
  .nav-links { display: none; }
  .nav {
    --nav-logo-h: 70px;
    --nav-pad-y: 8px;
  }
  .nav-inner {
    padding-left: max(2px, env(safe-area-inset-left, 0px));
    padding-right: 14px;
  }
  .nav .logo {
    margin-left: -8px;
  }
  .nav-links.open {
    display: flex;
    flex-direction: column;
    position: fixed;
    inset: 0;
    top: calc(var(--nav-pad-y) * 2 + var(--nav-logo-h));
    background: rgba(10, 10, 10, 0.98);
    backdrop-filter: blur(16px);
    padding: 40px 28px;
    gap: 28px;
    z-index: 99;
  }
  .nav-links.open a { font-size: 20px; color: rgba(255, 255, 255, 0.92); }
  .nav-toggle { display: flex; }

  .hero { padding: 100px 0 60px; }
  .platform-wrap { margin-top: 48px; }
  .notif-pf { position: static; margin-bottom: 12px; max-width: 100%; }
  .cpd-pf   { position: static; margin-top: 12px; width: 100%; }
  .audience-grid { grid-template-columns: 1fr 1fr; }
  .trust-items { grid-template-columns: 1fr 1fr; }
  .footer-top { grid-template-columns: 1fr; gap: 40px; }
  .footer-cols { grid-template-columns: 1fr 1fr; }
  .hiw-steps { flex-direction: column; gap: 0; }
  .hiw-arrow { display: none; }
  .hiw-step  { padding: 24px; border: 1px solid var(--border); border-radius: var(--radius); margin-bottom: 12px; }
  .stage-bars { height: 180px; }
}

@media (max-width: 480px) {
  .hero-actions { flex-direction: column; align-items: flex-start; }
  .survival-grid { gap: 28px; }
  .audience-grid { grid-template-columns: 1fr; }
  .trust-items { grid-template-columns: 1fr 1fr; }
  .footer-cols { grid-template-columns: 1fr; }
  .cta-trust-line { flex-direction: column; gap: 6px; }
}