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

:root {
  --bg: #FAF9F6;
  --s1: #F4F1EC;
  --s2: #EBE5DB;
  --s3: #DFD7CA;
  --border: rgba(0, 0, 0, 0.08);
  --border2: rgba(0, 0, 0, 0.14);
  --dim: #71717A;
  --mid: #52525B;
  --text: #27272A;
  --hi: #000000;
  --red: #c41230;
  --red2: #9a0e25;
  --red-glow: rgba(196, 18, 48, 0.18);
  --gold: #c4973a;
  --gold2: #8a6520;
  --gold-glow: rgba(196, 151, 58, 0.15);
  --r: 4px;
  --ease: cubic-bezier(0.4, 0, 0.2, 1);
}

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

body {
  background: var(--bg);
  color: var(--text);
  font-family: 'Outfit', sans-serif;
  font-weight: 400;
  line-height: 1.6;
  overflow-x: hidden;
  cursor: none;
}

/* ── CUSTOM CURSOR ── */
#cursor {
  position: fixed;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--red);
  pointer-events: none;
  z-index: 9999;
  transform: translate(-50%, -50%);
  transition: transform 0.1s, width 0.3s, height 0.3s, opacity 0.3s;
  mix-blend-mode: normal;
}

#cursor-ring {
  position: fixed;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  border: 1px solid rgba(196, 18, 48, 0.4);
  pointer-events: none;
  z-index: 9998;
  transform: translate(-50%, -50%);
  transition: transform 0.08s, width 0.3s, height 0.3s, opacity 0.3s;
}

body:has(button:hover) #cursor,
body:has(a:hover) #cursor {
  width: 18px;
  height: 18px;
}

/* ── SCROLL PROGRESS ── */
#scroll-prog {
  position: fixed;
  top: 0;
  left: 0;
  height: 2px;
  background: var(--red);
  z-index: 2000;
  width: 0%;
  transition: width 0.1s linear;
}

/* ── REVEAL ── */
.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.8s var(--ease), transform 0.8s var(--ease);
}

.reveal.visible {
  opacity: 1;
  transform: none;
}

.reveal-d1 {
  transition-delay: 0.1s
}

.reveal-d2 {
  transition-delay: 0.2s
}

.reveal-d3 {
  transition-delay: 0.3s
}

.reveal-d4 {
  transition-delay: 0.4s
}

.reveal-d5 {
  transition-delay: 0.5s
}

/* ── NOISE OVERLAY ── */
body::after {
  content: '';
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 1;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='1'/%3E%3C/svg%3E");
  opacity: 0.028;
  background-size: 200px 200px;
}

/* ── NAV ── */
nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  height: 80px;
  border-bottom: 1px solid transparent;
  transition: background 0.4s, border-color 0.4s;
}

nav.scrolled {
  background: rgba(250, 249, 246, 0.92);
  backdrop-filter: blur(24px);
  border-color: var(--border);
}

.nav-inner {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 32px;
  height: 80px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo {
  text-decoration: none;
  display: flex;
  align-items: center;
}

.main-logo {
  height: 64px;
  width: auto;
  display: block;
}

.nav-links {
  display: flex;
  gap: 36px;
  list-style: none;
}

.nav-links a {
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--dim);
  text-decoration: none;
  transition: color 0.3s;
  position: relative;
  padding-bottom: 2px;
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 1px;
  background: var(--red);
  transition: width 0.3s;
}

.nav-links a:hover {
  color: var(--hi);
}

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

.nav-btn {
  font-family: 'Outfit', sans-serif;
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  font-weight: 600;
  background: transparent;
  color: var(--hi);
  border: 1px solid var(--border2);
  padding: 9px 22px;
  cursor: none;
  transition: background 0.3s, border-color 0.3s, color 0.3s;
}

.nav-btn:hover {
  background: var(--hi);
  color: var(--bg);
}

/* ── HERO ── */
#hero {
  min-height: 100vh;
  display: grid;
  grid-template-columns: 55fr 45fr;
  position: relative;
  overflow: hidden;
  padding-top: 60px;
}

.hero-left {
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 80px 64px 80px 32px;
  max-width: 700px;
}

@media(max-width:1100px) {
  .hero-left {
    padding: 80px 32px;
  }
}

.hero-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.65rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--dim);
  margin-bottom: 40px;
}

.hero-tag-dot {
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--red);
  box-shadow: 0 0 10px var(--red);
  animation: blink 2.4s ease-in-out infinite;
}

@keyframes blink {

  0%,
  100% {
    opacity: 1;
  }

  50% {
    opacity: 0.25;
  }
}

.hero-h1 {
  font-family: 'Cormorant Garamond', serif;
  line-height: 0.92;
  margin-bottom: 36px;
}

.hero-h1 .ln1 {
  display: block;
  font-size: clamp(4.5rem, 8vw, 8.5rem);
  font-style: italic;
  font-weight: 300;
  color: var(--hi);
  letter-spacing: -0.03em;
}

.hero-h1 .ln2 {
  display: block;
  font-size: clamp(2.5rem, 4.5vw, 5rem);
  font-weight: 300;
  color: var(--dim);
  letter-spacing: 0.06em;
  font-style: normal;
  text-transform: uppercase;
  margin-top: 0.1em;
}

.hero-h1 .ln3 {
  display: block;
  font-size: clamp(4.5rem, 8vw, 8.5rem);
  font-weight: 700;
  color: var(--hi);
  letter-spacing: -0.04em;
  font-style: normal;
  margin-top: -0.05em;
}

.hero-h1 .ln3 span {
  color: var(--red);
}

.hero-desc {
  font-size: 1rem;
  font-weight: 300;
  color: var(--mid);
  line-height: 1.8;
  max-width: 440px;
  margin-bottom: 44px;
}

.hero-actions {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  margin-bottom: 64px;
}

.btn-fill {
  font-family: 'Outfit', sans-serif;
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  background: var(--hi);
  color: var(--bg);
  border: none;
  padding: 14px 32px;
  cursor: none;
  transition: background 0.3s, transform 0.3s;
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

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

.btn-ghost {
  font-family: 'Outfit', sans-serif;
  font-size: 0.8rem;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  background: transparent;
  color: var(--mid);
  border: 1px solid var(--border);
  padding: 14px 32px;
  cursor: none;
  transition: border-color 0.3s, color 0.3s, transform 0.3s;
}

.btn-ghost:hover {
  border-color: var(--border2);
  color: var(--hi);
  transform: translateY(-2px);
}

.hero-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border-top: 1px solid var(--border);
  padding-top: 32px;
  gap: 32px;
}

.hstat-num {
  font-family: 'Cormorant Garamond', serif;
  font-weight: 700;
  font-size: 2.8rem;
  color: var(--hi);
  letter-spacing: -0.04em;
  line-height: 1;
}

.hstat-label {
  font-size: 0.72rem;
  color: var(--dim);
  margin-top: 4px;
  letter-spacing: 0.04em;
}

/* Hero right — instrument panel */
.hero-right {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  border-left: 1px solid var(--border);
  background: linear-gradient(135deg, var(--s1) 0%, var(--bg) 100%);
  overflow: hidden;
}

.hero-instrument {
  position: relative;
  width: 340px;
  height: 340px;
}

.hero-instrument svg {
  width: 100%;
  height: 100%;
}

.hero-right::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(var(--border) 1px, transparent 1px),
    linear-gradient(90deg, var(--border) 1px, transparent 1px);
  background-size: 40px 40px;
  opacity: 0.5;
}

.hero-right-label {
  position: absolute;
  bottom: 40px;
  left: 50%;
  transform: translateX(-50%);
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.6rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--dim);
  text-align: center;
  white-space: nowrap;
}

/* ECG strip at bottom of hero */
.ecg-strip {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 60px;
  overflow: hidden;
}

.ecg-strip svg {
  width: 200%;
  height: 100%;
  animation: ecg-scroll 8s linear infinite;
}

@keyframes ecg-scroll {
  from {
    transform: translateX(0);
  }

  to {
    transform: translateX(-50%);
  }
}

/* ── TICKER ── */
.ticker {
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  padding: 14px 0;
  overflow: hidden;
  background: var(--s1);
  position: relative;
  z-index: 2;
}

.ticker-inner {
  display: flex;
  gap: 0;
  animation: ticker-scroll 30s linear infinite;
  white-space: nowrap;
  width: max-content;
}

.ticker-item {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.68rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--dim);
  padding: 0 48px;
  display: flex;
  align-items: center;
  gap: 12px;
  border-right: 1px solid var(--border);
}

.ticker-item em {
  color: var(--red);
  font-style: normal;
}

@keyframes ticker-scroll {
  from {
    transform: translateX(0);
  }

  to {
    transform: translateX(-50%);
  }
}

/* ── SECTION ANATOMY ── */
.section {
  padding: 120px 0;
}

.section-sm {
  padding: 80px 0;
}

.container {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 32px;
}

.section-rule {
  display: flex;
  align-items: center;
  gap: 24px;
  margin-bottom: 64px;
}

.section-rule .rule-line {
  flex: 1;
  height: 1px;
  background: var(--border);
}

.section-rule .rule-label {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.62rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--dim);
  white-space: nowrap;
}

.sh-pre {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.65rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--dim);
  display: block;
  margin-bottom: 16px;
}

.sh-h2 {
  font-family: 'Cormorant Garamond', serif;
  font-size: clamp(2.8rem, 5vw, 4.8rem);
  font-weight: 600;
  color: var(--hi);
  letter-spacing: -0.03em;
  line-height: 1.05;
}

.sh-h2 em {
  font-style: italic;
  font-weight: 300;
  color: var(--mid);
}

.sh-body {
  font-size: 1rem;
  font-weight: 300;
  color: var(--mid);
  line-height: 1.8;
  max-width: 520px;
  margin-top: 20px;
}

/* ── FEATURES ── */
#features {
  background: var(--s1);
  border-top: 1px solid var(--border);
}

.feat-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border-left: 1px solid var(--border);
}

.feat-card {
  padding: 48px 36px;
  border-right: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  position: relative;
  overflow: hidden;
  transition: background 0.4s;
}

.feat-card:hover {
  background: var(--s2);
}

.feat-card::before {
  content: attr(data-n);
  position: absolute;
  top: -20px;
  right: 20px;
  font-family: 'Cormorant Garamond', serif;
  font-weight: 700;
  font-size: 8rem;
  color: rgba(0, 0, 0, 0.03);
  line-height: 1;
  pointer-events: none;
  transition: color 0.4s;
}

.feat-card:hover::before {
  color: rgba(0, 0, 0, 0.06);
}

.feat-icon {
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--border);
  margin-bottom: 28px;
  font-size: 1.2rem;
}

.feat-title {
  font-family: 'Cormorant Garamond', serif;
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--hi);
  margin-bottom: 12px;
  letter-spacing: -0.02em;
}

.feat-desc {
  font-size: 0.88rem;
  font-weight: 300;
  color: var(--mid);
  line-height: 1.75;
}

/* ── HOW ── */
#how {
  border-top: 1px solid var(--border);
}

.how-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: start;
}

.how-steps {
  display: flex;
  flex-direction: column;
}

.how-step {
  display: grid;
  grid-template-columns: 64px 1fr;
  gap: 24px;
  padding: 36px 0;
  border-bottom: 1px solid var(--border);
  position: relative;
}

.how-step:last-child {
  border-bottom: none;
}

.how-step-num {
  font-family: 'Cormorant Garamond', serif;
  font-weight: 700;
  font-size: 3.5rem;
  color: var(--border2);
  line-height: 0.9;
  letter-spacing: -0.06em;
  transition: color 0.4s;
}

.how-step:hover .how-step-num {
  color: var(--dim);
}

.how-step-title {
  font-family: 'Cormorant Garamond', serif;
  font-size: 1.4rem;
  font-weight: 600;
  color: var(--hi);
  margin-bottom: 8px;
  letter-spacing: -0.02em;
}

.how-step-desc {
  font-size: 0.88rem;
  font-weight: 300;
  color: var(--mid);
  line-height: 1.75;
}

.how-visual {
  position: sticky;
  top: 120px;
  display: flex;
  align-items: center;
  justify-content: center;
}

/* ── CALCULATOR ── */
#calculator {
  background: var(--s1);
  border-top: 1px solid var(--border);
}

.calc-panel {
  border: 1px solid var(--border);
  background: var(--bg);
  overflow: hidden;
}

.calc-head {
  padding: 32px 40px;
  border-bottom: 1px solid var(--border);
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: center;
  gap: 24px;
}

.calc-head-title {
  font-family: 'Cormorant Garamond', serif;
  font-size: 1.4rem;
  font-weight: 600;
  color: var(--hi);
  letter-spacing: -0.02em;
}

.calc-head-sub {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.62rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--dim);
  margin-top: 4px;
}

/* Progress bar */
.calc-progress {
  display: flex;
  align-items: center;
  gap: 0;
}

.prog-node {
  width: 28px;
  height: 28px;
  border: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.65rem;
  color: var(--dim);
  transition: all 0.4s;
  background: var(--bg);
  position: relative;
  z-index: 1;
}

.prog-node.active {
  border-color: var(--red);
  color: var(--hi);
  background: var(--red);
}

.prog-node.done {
  border-color: var(--border2);
  color: var(--hi);
  background: var(--s3);
}

.prog-seg {
  width: 28px;
  height: 1px;
  background: var(--border);
  transition: background 0.4s;
}

.prog-seg.done {
  background: var(--border2);
}

/* Step body */
.calc-body {
  padding: 40px;
}

.calc-step {
  display: none;
}

.calc-step.active {
  display: block;
}

.step-section-label {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.62rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--dim);
  border-bottom: 1px solid var(--border);
  padding-bottom: 12px;
  margin-bottom: 32px;
}

.form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 28px;
}

.form-grid.g1 {
  grid-template-columns: 1fr;
}

.fg {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.fg label {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.62rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--dim);
}

.fg input[type=number],
.fg select {
  background: transparent;
  border: none;
  border-bottom: 1px solid var(--border);
  padding: 10px 0;
  color: var(--hi);
  font-family: 'JetBrains Mono', monospace;
  font-size: 1rem;
  outline: none;
  transition: border-color 0.3s;
  -webkit-appearance: none;
  appearance: none;
  width: 100%;
}

.fg input[type=number]:focus,
.fg select:focus {
  border-color: var(--red);
}

.fg select option {
  background: var(--s2);
}

/* Slider */
.slider-block {
  margin-bottom: 28px;
}

.slider-top {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  margin-bottom: 12px;
}

.slider-top label {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.62rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--dim);
}

.slider-val {
  font-family: 'JetBrains Mono', monospace;
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--hi);
}

input[type=range] {
  -webkit-appearance: none;
  appearance: none;
  width: 100%;
  height: 2px;
  background: var(--s3);
  outline: none;
  cursor: none;
}

input[type=range]::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background: var(--hi);
  border: 2px solid var(--bg);
  transition: transform 0.2s, background 0.2s;
  cursor: none;
}

input[type=range]::-webkit-slider-thumb:hover {
  transform: scale(1.3);
  background: var(--red);
}

.slider-scale {
  display: flex;
  justify-content: space-between;
  margin-top: 6px;
}

.slider-scale span {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.58rem;
  color: var(--dim);
}

/* Radio cards */
.radio-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(130px, 1fr));
  gap: 10px;
  margin-top: 12px;
}

.rc {
  position: relative;
}

.rc input {
  display: none;
}

.rc label {
  display: block;
  padding: 16px 12px;
  border: 1px solid var(--border);
  cursor: none;
  text-align: center;
  font-size: 0.82rem;
  color: var(--mid);
  transition: all 0.3s;
  line-height: 1.3;
  position: relative;
  overflow: hidden;
}

.rc label::before {
  content: '';
  position: absolute;
  inset: 0;
  background: var(--red);
  opacity: 0;
  transition: opacity 0.3s;
}

.rc input:checked+label {
  border-color: var(--red);
  color: var(--hi);
}

.rc input:checked+label::before {
  opacity: 0.08;
}

.rc label:hover {
  border-color: var(--border2);
  color: var(--hi);
}

.rc-icon {
  display: block;
  font-size: 1.3rem;
  margin-bottom: 6px;
}

.rc-text {
  position: relative;
  z-index: 1;
}

.rg-label {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.62rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--dim);
  margin-bottom: 10px;
  display: block;
}

/* Calc footer */
.calc-foot {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 24px 40px;
  border-top: 1px solid var(--border);
}

.btn-back {
  font-family: 'Outfit', sans-serif;
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  background: transparent;
  color: var(--dim);
  border: 1px solid var(--border);
  padding: 11px 24px;
  cursor: none;
  transition: color 0.3s, border-color 0.3s;
}

.btn-back:hover {
  color: var(--hi);
  border-color: var(--border2);
}

.btn-next {
  font-family: 'Outfit', sans-serif;
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  background: var(--hi);
  color: var(--bg);
  border: none;
  padding: 13px 32px;
  cursor: none;
  transition: background 0.3s, transform 0.3s;
}

.btn-next:hover {
  background: var(--dim);
  transform: translateY(-1px);
}

/* ── RESULTS ── */
#results {
  display: none;
}

.result-wrap {
  border: 1px solid var(--border);
  background: var(--bg);
  overflow: hidden;
}

.result-top {
  padding: 56px 40px;
  border-bottom: 1px solid var(--border);
  display: grid;
  grid-template-columns: 340px 1fr;
  gap: 48px;
  align-items: start;
}

/* Gauge */
.gauge-wrap {
  position: relative;
}

.gauge-wrap svg {
  width: 320px;
  height: 200px;
  overflow: visible;
}

.result-data {
  padding-top: 16px;
}

.res-grade {
  display: inline-block;
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.6rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  padding: 4px 14px;
  border: 1px solid currentColor;
  margin-bottom: 20px;
}

.rg-ex {
  color: #2ecc71;
}

.rg-gd {
  color: #3498db;
}

.rg-mo {
  color: #f39c12;
}

.rg-hi {
  color: var(--red);
}

.res-title {
  font-family: 'Cormorant Garamond', serif;
  font-size: 2rem;
  font-weight: 600;
  color: var(--hi);
  letter-spacing: -0.03em;
  line-height: 1.2;
  margin-bottom: 12px;
}

.res-desc {
  font-size: 0.9rem;
  font-weight: 300;
  color: var(--mid);
  line-height: 1.75;
  max-width: 480px;
}

.res-cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border-top: 1px solid var(--border);
}

.res-card {
  padding: 28px 32px;
  border-right: 1px solid var(--border);
}

.res-card:last-child {
  border-right: none;
}

.res-card-label {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.58rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--dim);
  margin-bottom: 8px;
}

.res-card-val {
  font-family: 'Cormorant Garamond', serif;
  font-size: 2.8rem;
  font-weight: 700;
  color: var(--hi);
  letter-spacing: -0.04em;
  line-height: 1;
}

.res-card-sub {
  font-size: 0.78rem;
  color: var(--dim);
  margin-top: 4px;
}

/* Domain breakdown */
.domain-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  border-top: 1px solid var(--border);
}

.domain-card {
  padding: 24px 28px;
  border-right: 1px solid var(--border);
}

.domain-card:last-child {
  border-right: none;
}

.domain-label {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.55rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--dim);
  margin-bottom: 6px;
}

.domain-bar-wrap {
  height: 4px;
  background: var(--s3);
  margin-bottom: 6px;
  overflow: hidden;
}

.domain-bar {
  height: 100%;
  transition: width 1.6s var(--ease);
  width: 0%;
}

.domain-val {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--hi);
}

.domain-max {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.65rem;
  color: var(--dim);
}

/* Methodology note in results */
.method-note {
  padding: 32px 40px;
  border-top: 1px solid var(--border);
  background: var(--s1);
}

.method-note-title {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.6rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--dim);
  margin-bottom: 12px;
}

.method-note p {
  font-size: 0.82rem;
  font-weight: 300;
  color: var(--mid);
  line-height: 1.75;
}

.method-note a {
  color: var(--gold);
  text-decoration: none;
  border-bottom: 1px solid rgba(196, 151, 58, 0.3);
}

.method-note a:hover {
  border-color: var(--gold);
}

.btn-restart {
  font-family: 'Outfit', sans-serif;
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  background: transparent;
  color: var(--dim);
  border: 1px solid var(--border);
  padding: 13px 24px;
  cursor: none;
  transition: color 0.3s, border-color 0.3s;
}

.btn-restart:hover {
  color: var(--hi);
  border-color: var(--border2);
}

/* ── METHODOLOGY SECTION ── */
#methodology {
  border-top: 1px solid var(--border);
}

.meth-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  border: 1px solid var(--border);
}

.meth-card {
  padding: 40px 36px;
  border-right: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.meth-card:nth-child(2n) {
  border-right: none;
}

.meth-card-num {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.58rem;
  letter-spacing: 0.18em;
  color: var(--red);
  text-transform: uppercase;
  margin-bottom: 16px;
}

.meth-card-title {
  font-family: 'Cormorant Garamond', serif;
  font-size: 1.3rem;
  font-weight: 600;
  color: var(--hi);
  margin-bottom: 10px;
  letter-spacing: -0.02em;
}

.meth-card-desc {
  font-size: 0.85rem;
  font-weight: 300;
  color: var(--mid);
  line-height: 1.75;
}

/* ── DISCLAIMER ── */
.disclaimer-bar {
  border-top: 1px solid var(--border);
  background: var(--s1);
  padding: 40px 32px;
}

.disclaimer-inner {
  max-width: 1280px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 24px;
  align-items: start;
}

.disclaimer-icon {
  font-size: 1.5rem;
  color: var(--gold);
  margin-top: 2px;
}

.disclaimer-text {
  font-size: 0.82rem;
  font-weight: 300;
  color: var(--mid);
  line-height: 1.75;
}

/* ── RECOMMENDATIONS ── */
.reco-section {
  border-top: 1px solid var(--border);
  background: var(--bg);
}

.reco-header {
  padding: 32px;
  border-bottom: 1px solid var(--border);
}

.reco-header-label {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.6rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--dim);
  margin-bottom: 8px;
}

.reco-header-title {
  font-family: 'Cormorant Garamond', serif;
  font-size: 1.8rem;
  font-weight: 600;
  color: var(--hi);
}

.reco-cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
}

.reco-card {
  padding: 28px 32px;
  border-right: 1px solid var(--border);
  display: flex;
  flex-direction: column;
}

.reco-card:last-child {
  border-right: none;
}

.reco-card-label {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.58rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--hi);
  margin-bottom: 16px;
}

.reco-card-vals {
  display: flex;
  align-items: baseline;
  gap: 12px;
  margin-bottom: 8px;
}

.reco-card-curr {
  font-size: 1rem;
  color: var(--mid);
  text-decoration: line-through;
}

.reco-card-targ {
  font-size: 1.2rem;
  font-weight: 500;
  color: var(--hi);
}

.reco-card-gain {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.65rem;
  color: #2ecc71;
  margin-bottom: 16px;
}

.reco-card-action {
  font-size: 0.82rem;
  color: var(--mid);
  line-height: 1.5;
  margin-bottom: 12px;
  flex-grow: 1;
}

.reco-card-ref {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.5rem;
  color: var(--dim);
  text-transform: uppercase;
}

/* ── SHARE & OPTIN ── */
.share-bar {
  padding: 24px 32px;
  border-top: 1px solid var(--border);
  display: flex;
  align-items: center;
  gap: 16px;
  background: var(--s1);
}

.share-label {
  font-size: 0.85rem;
  color: var(--hi);
  font-weight: 500;
}

.share-btn {
  font-family: 'Outfit', sans-serif;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  background: transparent;
  border: 1px solid var(--border);
  color: var(--hi);
  padding: 8px 16px;
  border-radius: 4px;
  cursor: none;
  transition: all 0.3s;
}

.share-btn:hover {
  border-color: var(--dim);
  background: rgba(0, 0, 0, 0.05);
}

.optin-section {
  padding: 32px;
  border-top: 1px solid var(--border);
  background: var(--s1);
  text-align: center;
}

.optin-icon {
  font-size: 1.5rem;
  margin-bottom: 12px;
}

.optin-text {
  font-family: 'Cormorant Garamond', serif;
  font-size: 1.4rem;
  font-weight: 600;
  color: var(--hi);
  margin-bottom: 16px;
}

.optin-form {
  display: flex;
  justify-content: center;
  gap: 8px;
  margin-bottom: 12px;
}

.optin-input {
  background: transparent;
  border: none;
  border-bottom: 1px solid var(--border);
  color: var(--hi);
  padding: 8px 12px;
  font-family: 'Outfit', sans-serif;
  font-size: 0.9rem;
  width: 260px;
  outline: none;
  transition: border-color 0.3s;
}

.optin-input:focus {
  border-color: var(--red);
}

.optin-btn {
  background: var(--hi);
  color: var(--bg);
  border: none;
  padding: 8px 20px;
  font-family: 'Outfit', sans-serif;
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  cursor: none;
  transition: background 0.3s;
}

.optin-btn:hover {
  background: var(--dim);
}

.optin-note {
  font-size: 0.7rem;
  color: var(--dim);
}

.optin-msg {
  font-size: 0.75rem;
  margin-top: 12px;
  display: none;
}

.disclaimer-text strong {
  color: var(--text);
  font-weight: 500;
}

/* ── CTA ── */
#cta {
  border-top: 1px solid var(--border);
  padding: 140px 32px;
  text-align: center;
  position: relative;
  overflow: hidden;
}

#cta::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse 70% 60% at 50% 100%, rgba(196, 18, 48, 0.07), transparent);
}

.cta-label {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.62rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--dim);
  display: block;
  margin-bottom: 24px;
}

.cta-h {
  font-family: 'Cormorant Garamond', serif;
  font-size: clamp(3rem, 6vw, 6rem);
  font-weight: 700;
  color: var(--hi);
  letter-spacing: -0.04em;
  line-height: 1;
  margin-bottom: 12px;
  position: relative;
}

.cta-sub {
  font-family: 'Cormorant Garamond', serif;
  font-size: clamp(1.5rem, 3vw, 2.2rem);
  font-weight: 300;
  font-style: italic;
  color: var(--mid);
  margin-bottom: 48px;
  position: relative;
}

.btn-cta {
  position: relative;
  font-family: 'Outfit', sans-serif;
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  background: var(--red);
  color: var(--hi);
  border: none;
  padding: 18px 48px;
  cursor: none;
  transition: background 0.3s, transform 0.3s, box-shadow 0.3s;
  display: inline-flex;
  align-items: center;
  gap: 10px;
}

.btn-cta:hover {
  background: var(--red2);
  transform: translateY(-2px);
  box-shadow: 0 12px 40px rgba(196, 18, 48, 0.3);
}

.btn-cta::before {
  content: '♥';
  animation: heartbeat-cta 1.6s ease-in-out infinite;
  display: inline-block;
}

@keyframes heartbeat-cta {

  0%,
  100% {
    transform: scale(1);
  }

  14% {
    transform: scale(1.3);
  }

  28% {
    transform: scale(1);
  }

  42% {
    transform: scale(1.15);
  }

  56% {
    transform: scale(1);
  }
}

/* ── FOOTER ── */
footer {
  border-top: 1px solid var(--border);
  padding: 40px 32px;
}

.footer-inner {
  max-width: 1280px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
}

.footer-copy {
  font-size: 0.75rem;
  color: var(--dim);
}

.footer-note {
  font-size: 0.68rem;
  color: var(--s3);
  max-width: 500px;
  text-align: center;
  line-height: 1.5;
}

.footer-links {
  display: flex;
  gap: 24px;
  list-style: none;
}

.footer-links a {
  font-size: 0.72rem;
  color: var(--dim);
  text-decoration: none;
  letter-spacing: 0.06em;
  transition: color 0.3s;
}

.footer-links a:hover {
  color: var(--hi);
}

/* ── INTERACTIVE HEART ── */
.heart-section {
  padding: 60px 40px;
  border-top: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 32px;
  background: radial-gradient(ellipse 60% 50% at 50% 50%, rgba(196, 18, 48, 0.04), transparent);
  position: relative;
  overflow: hidden;
}

.heart-container {
  position: relative;
  width: 280px;
  height: 260px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.heart-svg {
  width: 100%;
  height: 100%;
  filter: drop-shadow(0 0 40px var(--heart-glow, rgba(196, 18, 48, 0.2)));
  transition: filter 1.5s ease;
}

.heart-main {
  transition: fill 1.5s ease, opacity 1.5s ease;
}

.heart-vein {
  opacity: 0;
  transition: opacity 2s ease 0.5s;
  stroke-dasharray: 200;
  stroke-dashoffset: 200;
}

.heart-vein.visible {
  opacity: 1;
  stroke-dashoffset: 0;
  transition: opacity 0.5s ease, stroke-dashoffset 2s ease 0.3s;
}

.heart-pulse-ring {
  transform-origin: center;
  animation: none;
}

.heart-pulse-ring.beating {
  animation: heart-pulse-ring var(--beat-speed, 1.2s) ease-in-out infinite;
}

@keyframes heart-pulse-ring {

  0%,
  100% {
    transform: scale(1);
    opacity: 0.4;
  }

  50% {
    transform: scale(1.15);
    opacity: 0;
  }
}

.heart-beat-group {
  transform-origin: 140px 130px;
  animation: none;
}

.heart-beat-group.beating {
  animation: heart-beat var(--beat-speed, 1.2s) ease-in-out infinite;
}

@keyframes heart-beat {

  0%,
  100% {
    transform: scale(1);
  }

  15% {
    transform: scale(1.06);
  }

  30% {
    transform: scale(1);
  }

  45% {
    transform: scale(1.04);
  }

  60% {
    transform: scale(1);
  }
}

.heart-age-display {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  text-align: center;
  pointer-events: none;
}

.heart-age-num {
  font-family: 'Cormorant Garamond', serif;
  font-size: 3.6rem;
  font-weight: 700;
  color: var(--hi);
  letter-spacing: -0.04em;
  line-height: 1;
  opacity: 0;
  transition: opacity 1s ease 1.2s;
}

.heart-age-num.visible {
  opacity: 1;
}

.heart-age-label {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.55rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--dim);
  margin-top: 4px;
  opacity: 0;
  transition: opacity 1s ease 1.5s;
}

.heart-age-label.visible {
  opacity: 1;
}

.heart-caption {
  font-family: 'Cormorant Garamond', serif;
  font-size: 1.3rem;
  font-weight: 600;
  color: var(--hi);
  text-align: center;
  letter-spacing: -0.02em;
  opacity: 0;
  transition: opacity 1s ease 1.8s;
  max-width: 360px;
}

.heart-caption.visible {
  opacity: 1;
}

.heart-caption em {
  font-style: italic;
  font-weight: 300;
  color: var(--mid);
}

.heart-vs {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.65rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--dim);
  text-align: center;
  opacity: 0;
  transition: opacity 1s ease 2s;
}

.heart-vs.visible {
  opacity: 1;
}

.heart-vs span {
  color: var(--hi);
  font-weight: 700;
}

/* ── RESPONSIVE ── */
@media(max-width:900px) {
  #hero {
    grid-template-columns: 1fr;
  }

  .hero-right {
    display: none;
  }

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

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

  .how-visual {
    display: none;
  }

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

  .result-top {
    grid-template-columns: 1fr;
  }

  .res-cards,
  .reco-cards {
    grid-template-columns: 1fr;
  }

  .res-card,
  .reco-card {
    border-right: none;
    border-bottom: 1px solid var(--border);
  }

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

  .domain-card:nth-child(2n) {
    border-right: none;
  }

  .domain-card {
    border-bottom: 1px solid var(--border);
  }

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

  .meth-card {
    border-right: none !important;
  }

  .hero-stats {
    grid-template-columns: 1fr;
    gap: 16px;
  }

  .disclaimer-inner {
    grid-template-columns: 1fr;
  }

  .disclaimer-icon {
    display: none;
  }

  nav .nav-links {
    display: none;
  }

  .calc-head {
    grid-template-columns: 1fr;
    gap: 16px;
  }
}

/* ── PRINT ── */
@media print {

  nav,
  .ticker,
  #hero,
  #features,
  #how,
  #cta,
  footer,
  .btn-restart,
  .method-note {
    display: none !important;
  }

  #results {
    display: block !important;
  }

  body {
    background: #fff;
    color: #222;
  }

  .result-wrap {
    border-color: #ddd;
  }
}

.nav-contact-btn {
  color: var(--hi) !important;
  font-weight: 500;
  border: 1px solid var(--border);
  padding: 4px 14px;
  border-radius: 4px;
  transition: border-color 0.3s, background-color 0.3s;
}

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

.nav-contact-btn:hover {
  border-color: var(--dim) !important;
  background-color: rgba(0, 0, 0, 0.05);
}

/* ── CONTACT MODAL ── */
#contact-modal {
  position: fixed;
  inset: 0;
  background: rgba(250, 249, 246, 0.9);
  backdrop-filter: blur(8px);
  z-index: 3000;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.4s var(--ease);
}

#contact-modal.open {
  opacity: 1;
  pointer-events: auto;
}

.contact-box {
  background: var(--bg);
  border: 1px solid var(--border);
  padding: 40px;
  max-width: 440px;
  width: 90%;
  position: relative;
  transform: translateY(20px);
  transition: transform 0.4s var(--ease);
}

#contact-modal.open .contact-box {
  transform: translateY(0);
}

.contact-close {
  position: absolute;
  top: 16px;
  right: 20px;
  font-size: 1.5rem;
  color: var(--dim);
  cursor: none;
  border: none;
  background: transparent;
  transition: color 0.3s;
}

.contact-close:hover {
  color: var(--hi);
}

.contact-h {
  font-family: 'Cormorant Garamond', serif;
  font-size: 1.8rem;
  font-weight: 600;
  color: var(--hi);
  margin-bottom: 8px;
}

.contact-p {
  font-size: 0.88rem;
  color: var(--mid);
  margin-bottom: 24px;
  font-weight: 300;
}

.contact-form {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.contact-input,
.contact-textarea {
  background: transparent;
  border: 1px solid var(--border);
  padding: 12px 16px;
  color: var(--hi);
  font-family: 'Outfit', sans-serif;
  font-size: 0.9rem;
  outline: none;
  transition: border-color 0.3s;
  width: 100%;
}

.contact-input:focus,
.contact-textarea:focus {
  border-color: var(--red);
}

.contact-textarea {
  resize: vertical;
  min-height: 100px;
}

.contact-btn {
  font-family: 'Outfit', sans-serif;
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  background: var(--hi);
  color: var(--bg);
  border: none;
  padding: 14px;
  cursor: none;
  transition: background 0.3s;
}

.contact-btn:hover {
  background: var(--dim);
}

.contact-msg {
  font-size: 0.82rem;
  margin-top: 12px;
  display: none;
}

.contact-msg.success {
  color: #2ecc71;
  display: block;
}

.contact-msg.error {
  color: var(--red);
  display: block;
}

.contact-note {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.55rem;
  color: var(--dim);
  margin-top: 16px;
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

/* ── UTILS ── */
.intro-grid {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: 64px;
  align-items: start;
}

.intro-text {
  font-size: 1.05rem;
  font-weight: 300;
  color: var(--mid);
  line-height: 1.85;
  max-width: 560px;
  padding-top: 48px;
}

/* ── MOBILE OPTIMIZATIONS ── */
@media(max-width: 900px) {
  /* Cursor Reset */
  body, button, a {
    cursor: auto !important;
  }
  
  #cursor, #cursor-ring {
    display: none !important;
  }
  
  /* Global Overflow Fix */
  body, html {
    overflow-x: hidden;
  }

  /* Reduced Margins/Padding */
  .container {
    padding: 0 20px;
    width: 100%;
    box-sizing: border-box;
  }
  
  .section {
    padding: 60px 0;
  }
  
  .hero-left {
    padding: 40px 0;
    text-align: center;
    max-width: 100%;
    margin: 0 auto;
  }

  .hero-h1 {
    text-align: center;
  }

  .hero-desc {
    margin: 0 auto 44px auto;
    text-align: center;
  }

  .hero-actions {
    justify-content: center;
  }
  
  .hero-h1 .ln1, .hero-h1 .ln3 {
    font-size: clamp(3rem, 15vw, 4.2rem);
  }
  
  .hero-h1 .ln2 {
    font-size: clamp(1.6rem, 10vw, 2.2rem);
  }
  
  .calc-head, .share-bar, .disclaimer-bar, .optin-section, .method-note {
    padding: 24px 20px;
  }
  
  .result-top {
    padding: 32px 20px;
  }
  
  .res-card, .reco-card, .domain-card, .meth-card {
    padding: 24px 20px;
  }
  
  .calc-foot {
    padding: 24px 20px;
    flex-direction: column;
    gap: 16px;
  }
  
  .btn-next, .btn-back {
    width: 100%;
  }

  .nav-inner {
    padding: 0 20px;
  }

  #cta {
    padding: 80px 20px;
  }

  /* Intro Grid Mobile */
  .intro-grid {
    grid-template-columns: 1fr !important;
    gap: 24px;
    margin-bottom: 32px;
  }

  .intro-text {
    padding-top: 0;
    max-width: 100%;
  }

  .sh-h2 {
    font-size: clamp(2.2rem, 10vw, 3rem);
  }

  .ticker-item {
    padding: 0 24px;
    font-size: 0.62rem;
  }
}