:root {
  --black: #0a0a0a;
  --ink: #0d1117;
  --white: #f5f4f0;
  --teal: #2563eb;
  --td: #1d4ed8;
  --tg: rgba(37, 99, 235, 0.15);
  --amber: #d4882a;
  --red: #e05252;
  --green: #22c55e;
  --purple: #8b5cf6;
  --cyan: #06b6d4;
  --slate: #161c26;
  --muted: #6b7280;
  --border: rgba(255, 255, 255, 0.08);
  --fd: "DM Serif Display", Georgia, serif;
  --fb: "DM Sans", system-ui, sans-serif;
  --fm: "JetBrains Mono", monospace;
}
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}
html {
  scroll-behavior: smooth;
}
body {
  font-family: var(--fb);
  background: var(--black);
  color: var(--white);
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  line-height: 1.6;
}

/* NAV */
nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.1rem 4vw;
  background: rgba(10, 10, 10, 0.9);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--border);
}
.nav-logo {
  font-family: var(--fm);
  font-size: 1.05rem;
  color: var(--teal);
  letter-spacing: 0.08em;
  text-decoration: none;
}
.nav-logo span {
  color: var(--white);
}
.nav-links {
  display: flex;
  gap: 1.75rem;
  list-style: none;
  align-items: center;
}
.nav-links a {
  color: rgba(245, 244, 240, 0.55);
  text-decoration: none;
  font-size: 0.78rem;
  font-weight: 500;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  transition: color 0.2s;
}
.nav-links a:hover {
  color: var(--teal);
}
.nav-links a.active {
  color: var(--white);
}
.nav-cta {
  background: var(--teal) !important;
  color: var(--black) !important;
  padding: 0.5rem 1.1rem;
  border-radius: 2px;
  font-weight: 600 !important;
  font-size: 0.75rem !important;
}
@media (max-width: 900px) {
  .nav-links {
    display: none;
  }
}

/* SUB-NAV */
.sub-nav {
  position: sticky;
  top: 64px;
  z-index: 90;
  background: rgba(13, 17, 23, 0.96);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
  padding: 0 4vw;
  display: flex;
  align-items: center;
  overflow-x: auto;
  scrollbar-width: none;
}
.sub-nav::-webkit-scrollbar {
  display: none;
}
.sn {
  font-family: var(--fm);
  font-size: 0.6rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--muted);
  text-decoration: none;
  padding: 0.95rem 1.1rem;
  white-space: nowrap;
  border-bottom: 2px solid transparent;
  transition: color 0.2s, border-color 0.2s;
  font-weight: 500;
}
.sn:hover {
  color: var(--white);
}
.sn.active {
  color: var(--teal);
  border-bottom-color: var(--teal);
}

/* COMMON */
.container {
  max-width: 1240px;
  margin: 0 auto;
}
.slabel {
  font-family: var(--fm);
  font-size: 0.68rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--teal);
  margin-bottom: 1.25rem;
  display: flex;
  align-items: center;
  gap: 0.8rem;
  font-weight: 500;
}
.slabel::before {
  content: "";
  display: block;
  width: 2rem;
  height: 1px;
  background: var(--teal);
}
.stitle {
  font-family: var(--fd);
  font-size: clamp(2.2rem, 4.5vw, 3.8rem);
  line-height: 1.1;
  font-weight: 400;
  margin-bottom: 1.5rem;
  letter-spacing: -0.01em;
}
.stitle em {
  font-style: italic;
  color: var(--teal);
}
.sbody {
  font-size: 1.05rem;
  color: rgba(245, 244, 240, 0.65);
  max-width: 62ch;
  line-height: 1.8;
  font-weight: 300;
}
.bp {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: var(--teal);
  color: var(--black);
  font-weight: 600;
  font-size: 0.85rem;
  padding: 0.85rem 1.6rem;
  border: none;
  border-radius: 2px;
  text-decoration: none;
  cursor: pointer;
  transition: background 0.2s, transform 0.15s;
  letter-spacing: 0.02em;
}
.bp:hover {
  background: var(--td);
  transform: translateY(-1px);
}
.bg {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: transparent;
  color: var(--white);
  font-weight: 500;
  font-size: 0.85rem;
  padding: 0.85rem 1.6rem;
  border: 1px solid rgba(245, 244, 240, 0.18);
  border-radius: 2px;
  text-decoration: none;
  cursor: pointer;
  transition: border-color 0.2s, background 0.2s;
}
.bg:hover {
  border-color: var(--teal);
  background: var(--tg);
}
@keyframes fadeUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}
.f1 {
  animation: fadeUp 0.7s ease both;
}
.f2 {
  animation: fadeUp 0.7s 0.1s ease both;
}
.f3 {
  animation: fadeUp 0.7s 0.2s ease both;
}
.f4 {
  animation: fadeUp 0.7s 0.3s ease both;
}
.f5 {
  animation: fadeUp 0.7s 0.4s ease both;
}

/* ─── HERO ─── */
#hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding: 9rem 4vw 5rem;
  background: radial-gradient(
      ellipse 60% 55% at 75% 40%,
      rgba(37, 99, 235, 0.12) 0%,
      transparent 65%
    ),
    radial-gradient(
      ellipse 40% 35% at 10% 80%,
      rgba(34, 197, 94, 0.05) 0%,
      transparent 60%
    ),
    linear-gradient(175deg, #0a0a0a 0%, #0d1117 100%);
  position: relative;
  overflow: hidden;
}
.hero-grid {
  position: absolute;
  inset: 0;
  background-image: linear-gradient(
      rgba(37, 99, 235, 0.04) 1px,
      transparent 1px
    ),
    linear-gradient(90deg, rgba(37, 99, 235, 0.04) 1px, transparent 1px);
  background-size: 56px 56px;
  mask-image: radial-gradient(
    ellipse 90% 80% at 80% 20%,
    black 0%,
    transparent 70%
  );
  pointer-events: none;
}
.hero-inner {
  max-width: 1240px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 480px;
  gap: 5rem;
  align-items: center;
  position: relative;
  z-index: 1;
  width: 100%;
}
@media (max-width: 960px) {
  .hero-inner {
    grid-template-columns: 1fr;
    gap: 3rem;
  }
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  font-family: var(--fm);
  font-size: 0.62rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--teal);
  border: 1px solid rgba(37, 99, 235, 0.3);
  border-radius: 20px;
  padding: 0.35rem 0.9rem;
  margin-bottom: 1.5rem;
  background: rgba(37, 99, 235, 0.06);
}
.live-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--green);
  animation: livepulse 2s ease-in-out infinite;
}
@keyframes livepulse {
  0%,
  100% {
    opacity: 1;
    transform: scale(1);
  }
  50% {
    opacity: 0.5;
    transform: scale(0.8);
  }
}
.hero-title {
  font-family: var(--fd);
  font-size: clamp(3.5rem, 7vw, 6.5rem);
  line-height: 0.95;
  font-weight: 400;
  letter-spacing: -0.03em;
  margin-bottom: 0.5rem;
}
.hero-product {
  font-family: var(--fd);
  font-size: clamp(1.5rem, 3vw, 2.2rem);
  color: var(--teal);
  font-style: italic;
  margin-bottom: 1.5rem;
  line-height: 1;
}
.hero-lead {
  font-size: 1.08rem;
  color: rgba(245, 244, 240, 0.65);
  line-height: 1.82;
  font-weight: 300;
  max-width: 54ch;
  margin-bottom: 2.5rem;
}
.hero-acts {
  display: flex;
  gap: 0.85rem;
  flex-wrap: wrap;
  margin-bottom: 2.5rem;
}
.store-btns {
  display: flex;
  gap: 0.75rem;
  flex-wrap: wrap;
}
.store-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.65rem;
  background: var(--slate);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 0.65rem 1.1rem;
  text-decoration: none;
  transition: border-color 0.2s, background 0.2s;
  min-width: 140px;
}
.store-btn:hover {
  border-color: rgba(37, 99, 235, 0.3);
  background: rgba(37, 99, 235, 0.06);
}
.store-btn .sb-icon {
  font-size: 1.3rem;
  flex-shrink: 0;
}
.store-btn .sb-text .sb-sub {
  font-family: var(--fm);
  font-size: 0.5rem;
  color: var(--muted);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  display: block;
}
.store-btn .sb-text .sb-name {
  font-weight: 600;
  font-size: 0.88rem;
  display: block;
  margin-top: 0.1rem;
  color: var(--white);
}

/* Phone mockup */
.phone-mockup {
  position: relative;
  width: 100%;
  max-width: 320px;
  margin: 0 auto;
}
.phone-frame {
  background: var(--slate);
  border: 2px solid rgba(255, 255, 255, 0.12);
  border-radius: 36px;
  padding: 1rem;
  box-shadow: 0 32px 80px rgba(0, 0, 0, 0.6),
    0 0 0 1px rgba(255, 255, 255, 0.04), inset 0 1px 0 rgba(255, 255, 255, 0.08);
  position: relative;
}
.phone-notch {
  width: 80px;
  height: 24px;
  background: var(--black);
  border-radius: 12px;
  margin: 0 auto 0.75rem;
  position: relative;
  z-index: 2;
}
.phone-screen {
  background: var(--ink);
  border-radius: 24px;
  overflow: hidden;
  min-height: 480px;
  position: relative;
}
.phone-status {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.5rem 0.85rem;
  font-family: var(--fm);
  font-size: 0.52rem;
  color: var(--muted);
  letter-spacing: 0.06em;
}
.phone-screen-header {
  padding: 0 0.85rem 0.75rem;
  border-bottom: 1px solid var(--border);
}
.psh-greeting {
  font-family: var(--fm);
  font-size: 0.52rem;
  color: var(--muted);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}
.psh-name {
  font-family: var(--fd);
  font-size: 1.1rem;
  font-weight: 400;
  line-height: 1.2;
  margin-top: 0.1rem;
}
.psh-sub {
  font-family: var(--fm);
  font-size: 0.5rem;
  color: var(--green);
  letter-spacing: 0.08em;
  margin-top: 0.15rem;
}
.phone-health-score {
  margin: 0.85rem;
  background: linear-gradient(
    135deg,
    rgba(37, 99, 235, 0.2),
    rgba(37, 99, 235, 0.05)
  );
  border: 1px solid rgba(37, 99, 235, 0.25);
  border-radius: 12px;
  padding: 1rem;
}
.phs-label {
  font-family: var(--fm);
  font-size: 0.5rem;
  color: var(--teal);
  letter-spacing: 0.1em;
  text-transform: uppercase;
}
.phs-score {
  font-family: var(--fd);
  font-size: 2.5rem;
  color: var(--white);
  line-height: 1;
  margin: 0.25rem 0;
}
.phs-trend {
  font-family: var(--fm);
  font-size: 0.52rem;
  color: var(--green);
  letter-spacing: 0.04em;
}
.phone-biomarkers {
  margin: 0 0.85rem 0.85rem;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.5rem;
}
.pbm-card {
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 0.65rem;
}
.pbm-label {
  font-family: var(--fm);
  font-size: 0.46rem;
  color: var(--muted);
  letter-spacing: 0.1em;
  text-transform: uppercase;
}
.pbm-value {
  font-weight: 600;
  font-size: 0.88rem;
  margin: 0.15rem 0;
  display: flex;
  align-items: baseline;
  gap: 0.3rem;
}
.pbm-unit {
  font-family: var(--fm);
  font-size: 0.44rem;
  color: var(--muted);
}
.pbm-trend {
  font-family: var(--fm);
  font-size: 0.44rem;
  letter-spacing: 0.04em;
}
.trend-up {
  color: var(--green);
}
.trend-down {
  color: var(--red);
}
.trend-flat {
  color: var(--amber);
}
.phone-chart {
  margin: 0 0.85rem 0.85rem;
}
.pch-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 0.5rem;
}
.pch-title {
  font-family: var(--fm);
  font-size: 0.5rem;
  color: rgba(245, 244, 240, 0.6);
  letter-spacing: 0.06em;
}
.pch-period {
  font-family: var(--fm);
  font-size: 0.44rem;
  color: var(--teal);
  border: 1px solid rgba(37, 99, 235, 0.3);
  border-radius: 2px;
  padding: 0.1rem 0.4rem;
}
.phone-chart-visual {
  height: 50px;
  position: relative;
  overflow: hidden;
}
.pcv-line {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  top: 0;
}
.phone-alert {
  margin: 0 0.85rem 0.85rem;
  background: rgba(34, 197, 94, 0.08);
  border: 1px solid rgba(34, 197, 94, 0.2);
  border-radius: 8px;
  padding: 0.65rem;
  display: flex;
  gap: 0.6rem;
  align-items: flex-start;
}
.pa-icon {
  font-size: 0.9rem;
  flex-shrink: 0;
}
.pa-text {
  font-size: 0.58rem;
  color: rgba(245, 244, 240, 0.7);
  line-height: 1.45;
}
.pa-text strong {
  color: var(--green);
}
.phone-nav {
  display: flex;
  justify-content: space-around;
  align-items: center;
  padding: 0.65rem 0.85rem;
  border-top: 1px solid var(--border);
}
.pnav-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.2rem;
  font-family: var(--fm);
  font-size: 0.44rem;
  color: var(--muted);
  cursor: pointer;
}
.pnav-item.active {
  color: var(--teal);
}
.pnav-icon {
  font-size: 1rem;
}

/* ─── OVERVIEW BAND ─── */
.overview-band {
  background: var(--ink);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  padding: 1.5rem 4vw;
}
.ob-inner {
  max-width: 1240px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  gap: 2.5rem;
  flex-wrap: wrap;
  justify-content: space-between;
}
.ob-item {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}
.ob-icon {
  width: 2rem;
  height: 2rem;
  border: 1px solid rgba(37, 99, 235, 0.3);
  border-radius: 2px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.9rem;
  flex-shrink: 0;
}
.ob-val {
  font-weight: 600;
  font-size: 0.85rem;
  display: block;
}
.ob-key {
  font-family: var(--fm);
  font-size: 0.52rem;
  color: var(--muted);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  display: block;
}

/* ─── SECTIONS ─── */
.sec {
  padding: 6rem 4vw;
}
.sec-dark {
  background: var(--black);
}
.sec-mid {
  background: var(--ink);
}

/* ─── ECOSYSTEM POSITIONING ─── */
.eco-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
  margin-top: 3.5rem;
}
@media (max-width: 900px) {
  .eco-grid {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }
}
.eco-diagram {
  position: relative;
}
.eco-node {
  background: var(--slate);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 1.5rem;
  margin-bottom: 1px;
  transition: border-color 0.2s;
}
.eco-node.highlight {
  border-color: rgba(37, 99, 235, 0.4);
  background: rgba(37, 99, 235, 0.07);
}
.eco-node-header {
  display: flex;
  align-items: center;
  gap: 0.85rem;
}
.eco-node-icon {
  font-size: 1.4rem;
  flex-shrink: 0;
}
.eco-node-name {
  font-weight: 600;
  font-size: 0.92rem;
}
.eco-node-sub {
  font-family: var(--fm);
  font-size: 0.54rem;
  color: var(--muted);
  letter-spacing: 0.06em;
  margin-top: 0.1rem;
}
.eco-node-desc {
  font-size: 0.8rem;
  color: var(--muted);
  line-height: 1.6;
  margin-top: 0.75rem;
}
.eco-arrow {
  text-align: center;
  padding: 0.5rem;
  font-family: var(--fm);
  font-size: 0.65rem;
  color: rgba(37, 99, 235, 0.5);
}
.eco-copy .stitle {
  font-size: clamp(1.8rem, 3.5vw, 3rem);
}

/* ─── FEATURES ─── */
.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  margin-top: 3.5rem;
}
@media (max-width: 960px) {
  .features-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}
@media (max-width: 560px) {
  .features-grid {
    grid-template-columns: 1fr;
  }
}
.feat-card {
  background: var(--slate);
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 2rem;
  display: flex;
  flex-direction: column;
  gap: 1rem;
  transition: border-color 0.2s, background 0.2s;
}
.feat-card:hover {
  border-color: rgba(37, 99, 235, 0.3);
  background: rgba(37, 99, 235, 0.05);
}
.feat-icon {
  font-size: 1.75rem;
  line-height: 1;
}
.feat-num {
  font-family: var(--fm);
  font-size: 0.55rem;
  color: var(--teal);
  letter-spacing: 0.12em;
  margin-bottom: 0.35rem;
}
.feat-title {
  font-family: var(--fd);
  font-size: 1.15rem;
  font-weight: 400;
  line-height: 1.2;
}
.feat-title em {
  font-style: italic;
  color: var(--teal);
}
.feat-desc {
  font-size: 0.82rem;
  color: var(--muted);
  line-height: 1.7;
}
.feat-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin-top: 0.25rem;
}
.fc {
  font-family: var(--fm);
  font-size: 0.5rem;
  letter-spacing: 0.06em;
  color: rgba(245, 244, 240, 0.45);
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.06);
  border-radius: 2px;
  padding: 0.18rem 0.5rem;
}

/* ─── TRAJECTORY SECTION ─── */
.trajectory-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
  margin-top: 3.5rem;
}
@media (max-width: 900px) {
  .trajectory-layout {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }
}
.trajectory-visual {
  background: var(--slate);
  border: 1px solid var(--border);
  border-radius: 8px;
  overflow: hidden;
}
.tv-header {
  padding: 1.25rem 1.5rem;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.tv-title {
  font-family: var(--fm);
  font-size: 0.6rem;
  color: var(--teal);
  letter-spacing: 0.1em;
  text-transform: uppercase;
}
.tv-period {
  font-family: var(--fm);
  font-size: 0.52rem;
  color: var(--muted);
}
.tv-chart {
  padding: 1.5rem;
}
.tv-biomarker {
  margin-bottom: 1.5rem;
}
.tv-biomarker:last-child {
  margin-bottom: 0;
}
.tvb-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 0.5rem;
}
.tvb-name {
  font-family: var(--fm);
  font-size: 0.58rem;
  color: rgba(245, 244, 240, 0.7);
  letter-spacing: 0.06em;
}
.tvb-val {
  font-family: var(--fm);
  font-size: 0.58rem;
  color: var(--white);
  font-weight: 600;
}
.tvb-bar-bg {
  height: 4px;
  background: rgba(255, 255, 255, 0.05);
  border-radius: 2px;
  position: relative;
  overflow: hidden;
}
.tvb-bar-fill {
  height: 100%;
  border-radius: 2px;
  transition: width 0.8s ease;
}
.tvb-points {
  display: flex;
  justify-content: space-between;
  margin-top: 0.35rem;
}
.tvb-pt {
  font-family: var(--fm);
  font-size: 0.44rem;
  color: var(--muted);
}

/* ─── HOW IT WORKS ─── */
.how-steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  background: var(--border);
  border: 1px solid var(--border);
  border-radius: 4px;
  overflow: hidden;
  margin-top: 3.5rem;
}
@media (max-width: 860px) {
  .how-steps {
    grid-template-columns: repeat(2, 1fr);
  }
}
@media (max-width: 480px) {
  .how-steps {
    grid-template-columns: 1fr;
  }
}
.hs-cell {
  background: var(--slate);
  padding: 2rem;
  position: relative;
}
.hs-num {
  font-family: var(--fm);
  font-size: 2.5rem;
  color: rgba(37, 99, 235, 0.15);
  font-weight: 500;
  line-height: 1;
  margin-bottom: 1rem;
}
.hs-icon {
  font-size: 1.5rem;
  margin-bottom: 0.75rem;
  display: block;
}
.hs-title {
  font-family: var(--fd);
  font-size: 1.05rem;
  font-weight: 400;
  margin-bottom: 0.5rem;
  line-height: 1.2;
}
.hs-title em {
  font-style: italic;
  color: var(--teal);
}
.hs-text {
  font-size: 0.8rem;
  color: var(--muted);
  line-height: 1.6;
}
.hs-arrow {
  position: absolute;
  right: -1px;
  top: 50%;
  transform: translateY(-50%);
  font-family: var(--fm);
  font-size: 0.7rem;
  color: var(--teal);
  background: var(--slate);
  padding: 0 0.25rem;
  z-index: 1;
}
@media (max-width: 860px) {
  .hs-arrow {
    display: none;
  }
}

/* ─── SCREENSHOT SHOWCASE ─── */
.screens-layout {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
  margin-top: 3.5rem;
}
@media (max-width: 860px) {
  .screens-layout {
    grid-template-columns: repeat(2, 1fr);
  }
}
@media (max-width: 480px) {
  .screens-layout {
    grid-template-columns: 1fr;
  }
}
.screen-card {
  background: var(--slate);
  border: 1px solid var(--border);
  border-radius: 4px;
  overflow: hidden;
  transition: transform 0.2s, border-color 0.2s;
}
.screen-card:hover {
  transform: translateY(-3px);
  border-color: rgba(37, 99, 235, 0.3);
}
.sc-phone {
  background: var(--ink);
  border-bottom: 1px solid var(--border);
  padding: 1rem 0.85rem 0;
  min-height: 200px;
  position: relative;
}
.scph-notch {
  width: 40px;
  height: 12px;
  background: var(--black);
  border-radius: 6px;
  margin: 0 auto 0.65rem;
}
.sc-label {
  padding: 0.85rem 1rem;
  font-family: var(--fm);
  font-size: 0.56rem;
  color: var(--muted);
  letter-spacing: 0.06em;
  border-top: 1px solid var(--border);
}
.sc-name {
  font-weight: 600;
  font-size: 0.82rem;
  margin-top: 0.15rem;
  color: rgba(245, 244, 240, 0.8);
}

/* ─── TECH SPECS ─── */
.specs-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem;
  margin-top: 3.5rem;
}
@media (max-width: 700px) {
  .specs-grid {
    grid-template-columns: 1fr;
  }
}
.spec-card {
  background: var(--slate);
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 2rem;
}
.spec-card h4 {
  font-family: var(--fm);
  font-size: 0.62rem;
  color: var(--teal);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  margin-bottom: 1.25rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}
.spec-rows {
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}
.spec-row {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 1rem;
  padding: 0.5rem 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.04);
}
.spec-row:last-child {
  border-bottom: none;
}
.sr-key {
  font-family: var(--fm);
  font-size: 0.6rem;
  color: var(--muted);
  letter-spacing: 0.06em;
  flex-shrink: 0;
}
.sr-val {
  font-size: 0.8rem;
  color: rgba(245, 244, 240, 0.72);
  text-align: right;
  line-height: 1.4;
}

/* ─── PRIVACY SECTION ─── */
.privacy-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  margin-top: 3rem;
}
@media (max-width: 760px) {
  .privacy-grid {
    grid-template-columns: 1fr;
  }
}
.priv-card {
  background: var(--slate);
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 2rem;
}
.priv-icon {
  font-size: 1.5rem;
  margin-bottom: 0.75rem;
  display: block;
}
.priv-title {
  font-weight: 600;
  font-size: 0.95rem;
  margin-bottom: 0.5rem;
}
.priv-text {
  font-size: 0.82rem;
  color: var(--muted);
  line-height: 1.65;
}

/* ─── ECOSYSTEM NODES ─── */
.ecosystem-map {
  display: flex;
  align-items: stretch;
  gap: 1px;
  background: var(--border);
  border: 1px solid var(--border);
  border-radius: 4px;
  overflow: hidden;
  margin-top: 3.5rem;
}
@media (max-width: 760px) {
  .ecosystem-map {
    flex-direction: column;
  }
}
.em-node {
  flex: 1;
  background: var(--slate);
  padding: 1.5rem;
  position: relative;
  transition: background 0.2s;
}
.em-node.em-highlight {
  background: rgba(37, 99, 235, 0.08);
}
.em-node-icon {
  font-size: 1.3rem;
  margin-bottom: 0.6rem;
  display: block;
}
.em-node-name {
  font-weight: 600;
  font-size: 0.88rem;
  margin-bottom: 0.25rem;
}
.em-node-sub {
  font-family: var(--fm);
  font-size: 0.52rem;
  color: var(--muted);
  letter-spacing: 0.06em;
  margin-bottom: 0.6rem;
}
.em-node-desc {
  font-size: 0.76rem;
  color: var(--muted);
  line-height: 1.55;
}
.em-arrow {
  background: var(--black);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0.5rem;
  font-size: 1rem;
  color: rgba(37, 99, 235, 0.4);
}
@media (max-width: 760px) {
  .em-arrow {
    transform: rotate(90deg);
  }
}

/* ─── DOWNLOAD CTA ─── */
#download {
  padding: 8rem 4vw;
  text-align: center;
  position: relative;
  overflow: hidden;
  background: linear-gradient(
    135deg,
    #0d1117 0%,
    rgba(37, 99, 235, 0.1) 50%,
    #0d1117 100%
  );
}
#download::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image: linear-gradient(
      rgba(37, 99, 235, 0.04) 1px,
      transparent 1px
    ),
    linear-gradient(90deg, rgba(37, 99, 235, 0.04) 1px, transparent 1px);
  background-size: 80px 80px;
  mask-image: radial-gradient(ellipse at center, black 30%, transparent 70%);
  pointer-events: none;
}
#download .container {
  position: relative;
  z-index: 1;
}
.dl-acts {
  display: flex;
  gap: 0.85rem;
  justify-content: center;
  flex-wrap: wrap;
  margin-top: 2rem;
}

/* FOOTER */
footer {
  background: var(--black);
  border-top: 1px solid var(--border);
  padding: 4rem 4vw 1.5rem;
  display: grid;
  grid-template-columns: 2.2fr 0.8fr 0.8fr 0.8fr 0.8fr;
  gap: 3rem;
}

@media (max-width: 768px) {
  footer {
    grid-template-columns: 1fr 1fr;
  }
}

footer h5 {
  font-family: var(--fm);
  font-size: 0.65rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--teal);
  margin-bottom: 1rem;
  font-weight: 500;
}

footer p,
footer li {
  font-size: 0.8rem;
  color: rgba(245, 244, 240, 0.45);
  line-height: 1.7;
  list-style: none;
}

footer a {
  color: rgba(245, 244, 240, 0.5);
  text-decoration: none;
  transition: color 0.2s;
}

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

.fb {
  font-family: var(--fm);
  font-size: 1rem;
  color: var(--teal);
  margin-bottom: 0.75rem;
  letter-spacing: 0.05em;
}

.rb {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  font-family: var(--fm);
  font-size: 0.6rem;
  color: var(--muted);
  border: 1px solid var(--border);
  border-radius: 2px;
  padding: 0.2rem 0.55rem;
  margin: 0.18rem 0.18rem 0.18rem 0;
  letter-spacing: 0.04em;
  background: rgba(0, 0, 0, 0.3);
}

.rb::before {
  content: "✓";
  color: var(--teal);
}

.rb.proc::before {
  content: "⟳";
  color: var(--amber);
}

.fn {
  padding: 2rem 4vw;
  border-top: 1px solid var(--border);
  font-family: var(--fm);
  font-size: 0.62rem;
  color: rgba(245, 244, 240, 0.3);
  letter-spacing: 0.04em;
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
  line-height: 1.7;
}
/* MODAL */
.modal-overlay {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 300;
  background: rgba(0, 0, 0, 0.75);
  backdrop-filter: blur(6px);
  align-items: center;
  justify-content: center;
  padding: 1.5rem;
}
.modal-overlay.active {
  display: flex;
}
.modal {
  background: var(--slate);
  border: 1px solid var(--border);
  border-radius: 6px;
  width: 100%;
  max-width: 500px;
  position: relative;
  max-height: 90vh;
  overflow-y: auto;
}
.mc {
  position: absolute;
  top: 1rem;
  right: 1rem;
  background: none;
  border: none;
  color: var(--muted);
  font-size: 1.4rem;
  cursor: pointer;
  line-height: 1;
  padding: 0.25rem 0.5rem;
  transition: color 0.2s;
}
.mc:hover {
  color: var(--white);
}
.mb {
  padding: 2.5rem;
}
.mb .ey {
  font-family: var(--fm);
  font-size: 0.6rem;
  color: var(--teal);
  letter-spacing: 0.15em;
  text-transform: uppercase;
  margin-bottom: 0.75rem;
}
.mb h2 {
  font-family: var(--fd);
  font-size: 1.6rem;
  font-weight: 400;
  margin-bottom: 0.75rem;
}
.mb .ds {
  font-size: 0.85rem;
  color: rgba(245, 244, 240, 0.55);
  line-height: 1.65;
  margin-bottom: 1.75rem;
}
.fr {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  margin-bottom: 1rem;
}
.fr label {
  font-family: var(--fm);
  font-size: 0.62rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted);
}
.fr input,
.fr select,
.fr textarea {
  background: rgba(0, 0, 0, 0.4);
  border: 1px solid var(--border);
  border-radius: 2px;
  padding: 0.7rem 0.9rem;
  color: var(--white);
  font-family: var(--fb);
  font-size: 0.88rem;
  transition: border-color 0.2s;
  width: 100%;
}
.fr input:focus,
.fr select:focus {
  outline: none;
  border-color: var(--teal);
}
.fr.row {
  flex-direction: row;
  gap: 1rem;
}
.fr.row > div {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}
.msub {
  width: 100%;
  background: var(--teal);
  color: var(--black);
  font-weight: 600;
  font-size: 0.88rem;
  padding: 0.85rem;
  border: none;
  border-radius: 2px;
  cursor: pointer;
  margin-top: 0.5rem;
  transition: background 0.2s;
}
.msub:hover {
  background: var(--td);
}
.mnote {
  font-size: 0.72rem;
  color: var(--muted);
  margin-top: 1rem;
  line-height: 1.6;
  text-align: center;
}