:root {
  --navy: #022953;
  --navy-deep: #061521;
  --navy-ink: #071d30;
  --blue: #17658f;
  --cyan: #83d4ee;
  --gold: #b27c12;
  --gold-dark: #966815;
  --gold-light: #fdec9c;
  --off-white: #f5f3ed;
  --paper: #fbfaf7;
  --mist: #e8eef3;
  --ink: #122435;
  --muted: #5f7080;
  --line: rgba(2, 41, 83, .13);
  --white-line: rgba(255, 255, 255, .13);
  --gold-gradient: linear-gradient(135deg, #966815 0%, #fdec9c 48%, #b27c12 100%);
  --shadow: 0 24px 70px rgba(6, 21, 33, .12);
  --shadow-strong: 0 34px 100px rgba(2, 41, 83, .24);
  --radius-sm: 16px;
  --radius-md: 26px;
  --radius-lg: 40px;
  --shell: min(1240px, calc(100% - 40px));
  --ease: cubic-bezier(.2, .8, .2, 1);
  --font: Inter, "Segoe UI", Arial, sans-serif;
  --font-display: "Inter Display", Inter, "Segoe UI", Arial, sans-serif;
}

* { box-sizing: border-box; }

html {
  scroll-behavior: smooth;
  scroll-padding-top: 90px;
}

body {
  margin: 0;
  color: var(--ink);
  background: var(--paper);
  font-family: var(--font);
  line-height: 1.55;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}

img, svg {
  display: block;
  max-width: 100%;
}

a { color: inherit; }

button, a {
  -webkit-tap-highlight-color: transparent;
}

.shell {
  width: var(--shell);
  margin-inline: auto;
}

.section {
  padding: clamp(88px, 10vw, 150px) 0;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  white-space: nowrap;
  clip-path: inset(50%);
  border: 0;
}

.skip-link {
  position: fixed;
  left: 16px;
  top: 16px;
  z-index: 1000;
  transform: translateY(-180%);
  padding: 12px 18px;
  background: var(--navy);
  color: #fff;
  border-radius: 10px;
  text-decoration: none;
}

.skip-link:focus {
  transform: none;
}

:focus-visible {
  outline: 3px solid var(--gold-light);
  outline-offset: 4px;
}

/* Header */
.site-header {
  position: fixed;
  inset: 0 0 auto;
  z-index: 100;
  transition:
    background .35s var(--ease),
    border-color .35s var(--ease),
    backdrop-filter .35s var(--ease),
    box-shadow .35s var(--ease);
  border-bottom: 1px solid transparent;
}

.site-header.is-scrolled {
  background: rgba(251, 250, 247, .9);
  border-color: var(--line);
  backdrop-filter: blur(18px);
  box-shadow: 0 12px 40px rgba(2, 41, 83, .07);
}

.nav {
  min-height: 84px;
  display: grid;
  grid-template-columns: 220px 1fr auto;
  align-items: center;
  gap: 28px;
}

.brand {
  width: 190px;
  text-decoration: none;
}

.brand img {
  width: 100%;
  height: auto;
}

.nav-links {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 30px;
}

.nav-links a {
  position: relative;
  color: var(--navy);
  font-size: 14px;
  font-weight: 700;
  text-decoration: none;
}

.nav-links a::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: -8px;
  height: 2px;
  background: var(--gold-gradient);
  transform: scaleX(0);
  transform-origin: right;
  transition: transform .28s var(--ease);
}

.nav-links a:hover::after {
  transform: scaleX(1);
  transform-origin: left;
}

.nav-cta {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  min-height: 48px;
  padding: 0 18px;
  border-radius: 999px;
  color: #fff;
  background: var(--navy);
  text-decoration: none;
  font-size: 13px;
  font-weight: 800;
  box-shadow: 0 10px 24px rgba(2, 41, 83, .17);
  transition: transform .25s var(--ease), box-shadow .25s var(--ease);
}

.nav-cta:hover {
  transform: translateY(-3px);
  box-shadow: 0 16px 32px rgba(2, 41, 83, .24);
}

.nav-cta img {
  width: 18px;
  filter: brightness(0) invert(1);
}

.menu-button {
  display: none;
  width: 46px;
  height: 46px;
  padding: 11px;
  border: 0;
  background: transparent;
}

.menu-button span:not(.sr-only) {
  display: block;
  height: 2px;
  margin: 5px 0;
  background: var(--navy);
  border-radius: 4px;
  transition: .25s var(--ease);
}

/* Hero */
.hero {
  position: relative;
  min-height: 100vh;
  padding: 132px 0 72px;
  display: grid;
  align-items: center;
  overflow: hidden;
  background:
    linear-gradient(140deg, #fbfaf7 0%, #eef4f7 50%, #f7f4ec 100%);
}

.hero-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(2, 41, 83, .045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(2, 41, 83, .045) 1px, transparent 1px);
  background-size: 78px 78px;
  mask-image: linear-gradient(to right, #000 0%, rgba(0,0,0,.3) 55%, transparent 92%);
}

.hero-glow {
  position: absolute;
  border-radius: 50%;
  filter: blur(12px);
  pointer-events: none;
}

.hero-glow-a {
  width: 460px;
  height: 460px;
  left: -230px;
  top: 20%;
  background: radial-gradient(circle, rgba(131, 212, 238, .3), transparent 67%);
}

.hero-glow-b {
  width: 540px;
  height: 540px;
  right: -180px;
  bottom: -160px;
  background: radial-gradient(circle, rgba(253, 236, 156, .28), transparent 68%);
}

.hero-layout {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: minmax(0, .92fr) minmax(520px, 1.08fr);
  align-items: center;
  gap: clamp(34px, 5vw, 80px);
}

.eyebrow,
.section-label {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--navy);
  font-size: 12px;
  font-weight: 850;
  letter-spacing: .16em;
  text-transform: uppercase;
}

.eyebrow-dot {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--gold-gradient);
  box-shadow: 0 0 0 5px rgba(178, 124, 18, .1);
}

.hero h1 {
  max-width: 720px;
  margin: 24px 0 24px;
  color: var(--navy-deep);
  font-family: var(--font-display);
  font-size: clamp(50px, 6.4vw, 92px);
  font-weight: 700;
  line-height: .93;
  letter-spacing: -.065em;
}

.hero h1 span {
  display: block;
  color: var(--navy);
  background: linear-gradient(100deg, var(--navy) 0%, var(--blue) 52%, var(--gold-dark) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.hero-lead {
  max-width: 600px;
  margin: 0;
  color: var(--muted);
  font-size: clamp(17px, 1.5vw, 21px);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 13px;
  margin-top: 34px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 11px;
  min-height: 54px;
  padding: 0 24px;
  border: 1px solid transparent;
  border-radius: 999px;
  font-size: 14px;
  font-weight: 850;
  text-decoration: none;
  transition:
    transform .25s var(--ease),
    box-shadow .25s var(--ease),
    background .25s var(--ease),
    color .25s var(--ease);
}

.button img {
  width: 19px;
}

.button-gold {
  color: #10253a;
  background: var(--gold-gradient);
  box-shadow: 0 18px 34px rgba(178, 124, 18, .2);
}

.button-gold:hover {
  transform: translateY(-4px);
  box-shadow: 0 24px 44px rgba(178, 124, 18, .3);
}

.button-ghost {
  color: var(--navy);
  border-color: rgba(2, 41, 83, .25);
  background: rgba(255, 255, 255, .52);
  backdrop-filter: blur(10px);
}

.button-ghost:hover {
  transform: translateY(-4px);
  border-color: var(--gold);
  background: #fff;
}

.hero-footnote {
  margin-top: 34px;
  display: flex;
  flex-wrap: wrap;
  gap: 12px 28px;
  color: var(--navy);
  font-size: 13px;
  font-weight: 750;
}

.hero-footnote span {
  display: inline-flex;
  align-items: center;
  gap: 10px;
}

.hero-footnote span::before {
  content: "";
  width: 18px;
  height: 1px;
  background: var(--gold);
}

.hero-art {
  position: relative;
  min-height: 660px;
  isolation: isolate;
}

.hero-art::before {
  content: "";
  position: absolute;
  inset: 36px 10px 0 10px;
  border-radius: 45% 55% 48% 52% / 55% 43% 57% 45%;
  background:
    radial-gradient(circle at 50% 30%, rgba(57, 130, 165, .48), transparent 32%),
    linear-gradient(145deg, #061828 0%, #032a4c 55%, #07141f 100%);
  box-shadow: var(--shadow-strong);
  z-index: -2;
}

.hero-art::after {
  content: "";
  position: absolute;
  inset: 70px 42px 28px 42px;
  border: 1px solid rgba(253, 236, 156, .2);
  border-radius: 42% 58% 51% 49% / 57% 40% 60% 43%;
  z-index: -1;
}

.hero-system {
  position: absolute;
  inset: 28px 0 0;
  width: 100%;
  height: 100%;
  overflow: visible;
}

.system-lines path {
  stroke-dasharray: 1000;
  stroke-dashoffset: 1000;
  animation: drawLine 2.2s .35s var(--ease) forwards;
}

.orbit-a {
  transform-origin: 360px 360px;
  animation: orbitSpin 24s linear infinite;
}

.nodes circle {
  animation: pulseNode 3s ease-in-out infinite;
}

.floating-card {
  position: absolute;
  z-index: 4;
  display: grid;
  gap: 2px;
  min-width: 165px;
  padding: 17px 18px;
  border: 1px solid rgba(255, 255, 255, .18);
  border-radius: 18px;
  color: #fff;
  background: rgba(7, 21, 34, .68);
  backdrop-filter: blur(18px);
  box-shadow: 0 18px 50px rgba(0,0,0,.25);
  transition: transform .35s var(--ease), border-color .35s var(--ease);
}

.floating-card:hover {
  transform: translateY(-7px) !important;
  border-color: rgba(253, 236, 156, .58);
}

.card-kicker {
  color: rgba(255,255,255,.56);
  font-size: 10px;
  font-weight: 800;
  letter-spacing: .15em;
  text-transform: uppercase;
}

.floating-card strong {
  font-size: 16px;
}

.card-a {
  left: -8px;
  top: 170px;
}

.card-a i {
  width: 72px;
  height: 2px;
  margin-top: 8px;
  background: var(--gold-gradient);
}

.card-b {
  right: -4px;
  bottom: 128px;
}

.card-c {
  left: 78px;
  bottom: 42px;
  display: flex;
  align-items: center;
  gap: 10px;
  min-width: auto;
  padding: 13px 16px;
  font-size: 12px;
  font-weight: 700;
}

.gold-dot {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--gold-gradient);
  box-shadow: 0 0 0 5px rgba(253, 236, 156, .08);
}

.hero-marker {
  position: absolute;
  width: 18px;
  height: 18px;
  border: 1px solid var(--gold-light);
  border-radius: 50%;
  box-shadow: 0 0 0 7px rgba(253, 236, 156, .08);
}

.marker-a { right: 55px; top: 135px; }
.marker-b { left: 44px; bottom: 210px; }

/* Trust strip */
.trust-strip {
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background: rgba(255, 255, 255, .8);
  overflow: hidden;
}

.trust-track {
  min-height: 88px;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  align-items: center;
}

.trust-item {
  min-height: 42px;
  display: flex;
  align-items: center;
  gap: 13px;
  padding: 0 24px;
  border-right: 1px solid var(--line);
  color: var(--navy);
  font-size: 13px;
  font-weight: 760;
}

.trust-item:first-child { padding-left: 0; }
.trust-item:last-child { border-right: 0; }

.trust-item span {
  color: var(--gold-dark);
  font-size: 10px;
  letter-spacing: .12em;
}

/* Shared headings */
.section-heading,
.practical-head {
  display: grid;
  grid-template-columns: 1.1fr .7fr;
  align-items: end;
  gap: 60px;
  margin-bottom: 70px;
}

.section-heading h2,
.integrated h2,
.practical h2,
.final-cta h2 {
  margin: 18px 0 0;
  font-family: var(--font-display);
  font-size: clamp(42px, 5vw, 72px);
  line-height: .98;
  letter-spacing: -.055em;
}

.section-heading p,
.practical-head p {
  margin: 0;
  color: var(--muted);
  font-size: 17px;
}

/* Treatments */
.treatments {
  position: relative;
  background:
    radial-gradient(circle at 80% 20%, rgba(131, 212, 238, .12), transparent 25%),
    var(--paper);
}

.treatment-system {
  position: relative;
  min-height: 790px;
  display: grid;
  place-items: center;
}

.system-core {
  position: relative;
  z-index: 4;
  width: 260px;
  aspect-ratio: 1;
  display: grid;
  place-items: center;
  border-radius: 50%;
  background:
    radial-gradient(circle at 35% 28%, rgba(131, 212, 238, .35), transparent 28%),
    linear-gradient(145deg, #08233b, var(--navy));
  color: #fff;
  box-shadow: 0 30px 80px rgba(2, 41, 83, .3);
}

.core-content {
  position: relative;
  z-index: 3;
  text-align: center;
}

.core-content span {
  display: block;
  color: var(--gold-light);
  font-size: 13px;
  font-weight: 900;
  letter-spacing: .18em;
}

.core-content strong {
  display: block;
  margin-top: 8px;
  font-size: 25px;
  line-height: 1.05;
}

.core-ring {
  position: absolute;
  inset: -28px;
  border: 1px solid rgba(2, 41, 83, .16);
  border-radius: 50%;
}

.core-ring-b {
  inset: -62px;
  border-style: dashed;
  animation: orbitSpin 28s linear infinite reverse;
}

.treatment-node {
  position: absolute;
  z-index: 4;
  width: 280px;
  min-height: 195px;
  padding: 24px;
  border: 1px solid var(--line);
  border-radius: 24px;
  background: rgba(255, 255, 255, .84);
  backdrop-filter: blur(10px);
  box-shadow: 0 18px 50px rgba(2, 41, 83, .09);
  transition:
    transform .35s var(--ease),
    box-shadow .35s var(--ease),
    border-color .35s var(--ease);
}

.treatment-node:hover,
.treatment-node.is-active {
  transform: translateY(-9px);
  border-color: rgba(178, 124, 18, .48);
  box-shadow: 0 26px 66px rgba(2, 41, 83, .15);
}

.treatment-icon {
  width: 52px;
  height: 52px;
  display: grid;
  place-items: center;
  border-radius: 15px;
  color: var(--navy);
  background: linear-gradient(145deg, rgba(253, 236, 156, .8), rgba(178, 124, 18, .16));
}

.treatment-icon img {
  width: 31px;
  height: 31px;
}

.node-index {
  position: absolute;
  right: 22px;
  top: 22px;
  color: var(--gold-dark);
  font-size: 10px;
  font-weight: 900;
  letter-spacing: .13em;
}

.treatment-node h3 {
  margin: 20px 0 6px;
  color: var(--navy);
  font-size: 21px;
}

.treatment-node p {
  margin: 0;
  color: var(--muted);
  font-size: 14px;
}

.node-1 { left: 0; top: 50px; }
.node-2 { left: 0; top: 285px; }
.node-3 { left: 0; bottom: 40px; }
.node-4 { right: 0; top: 50px; }
.node-5 { right: 0; top: 285px; }
.node-6 { right: 0; bottom: 40px; }

.connection-lines {
  position: absolute;
  inset: 0;
  z-index: 1;
  width: 100%;
  height: 100%;
  pointer-events: none;
}

.connection-lines path {
  fill: none;
  stroke: rgba(2, 41, 83, .2);
  stroke-width: 1.4;
  stroke-dasharray: 4 8;
}

.treatment-system.in-view .connection-lines path {
  animation: connectionFlow 6s linear infinite;
}

/* Integrated */
.integrated {
  position: relative;
  color: #fff;
  background:
    radial-gradient(circle at 78% 36%, rgba(131, 212, 238, .16), transparent 25%),
    linear-gradient(145deg, #071521 0%, #04284a 62%, #05151f 100%);
  overflow: hidden;
}

.integrated::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.04) 1px, transparent 1px);
  background-size: 70px 70px;
  mask-image: radial-gradient(circle at 70% 50%, #000, transparent 65%);
}

.integrated-grid {
  position: relative;
  display: grid;
  grid-template-columns: .85fr 1.15fr;
  align-items: center;
  gap: 90px;
}

.section-label.light {
  color: var(--gold-light);
}

.integrated h2 {
  max-width: 630px;
}

.integrated-copy > p {
  max-width: 610px;
  margin: 26px 0 0;
  color: rgba(255,255,255,.67);
  font-size: 17px;
}

.integrated-actions {
  margin-top: 32px;
}

.text-link {
  display: inline-flex;
  align-items: center;
  gap: 16px;
  color: var(--gold-light);
  font-weight: 850;
  text-decoration: none;
}

.text-link span {
  width: 38px;
  height: 38px;
  display: grid;
  place-items: center;
  border: 1px solid rgba(253, 236, 156, .35);
  border-radius: 50%;
  transition: transform .25s var(--ease), background .25s var(--ease);
}

.text-link:hover span {
  transform: translate(4px, -4px);
  background: rgba(253, 236, 156, .1);
}

.integration-diagram {
  position: relative;
  min-height: 600px;
  display: grid;
  place-items: center;
}

.diagram-center {
  position: relative;
  z-index: 4;
  width: 220px;
  aspect-ratio: 1;
  display: grid;
  align-content: center;
  justify-items: center;
  border: 1px solid rgba(255,255,255,.22);
  border-radius: 50%;
  background:
    radial-gradient(circle at 40% 28%, rgba(253, 236, 156, .18), transparent 30%),
    rgba(8, 34, 57, .75);
  backdrop-filter: blur(12px);
  box-shadow: 0 0 80px rgba(131, 212, 238, .13);
}

.diagram-center span {
  color: rgba(255,255,255,.56);
  font-size: 11px;
  font-weight: 800;
  letter-spacing: .15em;
  text-transform: uppercase;
}

.diagram-center strong {
  color: var(--gold-light);
  font-size: 28px;
}

.diagram-orbit {
  position: absolute;
  border: 1px solid rgba(255,255,255,.16);
  border-radius: 50%;
}

.diagram-orbit span {
  position: absolute;
  display: grid;
  place-items: center;
  min-width: 112px;
  min-height: 42px;
  padding: 0 16px;
  border: 1px solid rgba(253,236,156,.35);
  border-radius: 999px;
  color: #fff;
  background: rgba(5, 21, 31, .78);
  font-size: 12px;
  font-weight: 800;
  backdrop-filter: blur(10px);
}

.orbit-1 {
  width: 360px;
  height: 360px;
  animation: orbitSpin 22s linear infinite;
}

.orbit-1 span {
  left: 50%;
  top: -21px;
  transform: translateX(-50%);
}

.orbit-2 {
  width: 480px;
  height: 300px;
  transform: rotate(32deg);
  animation: orbitFloat 9s ease-in-out infinite;
}

.orbit-2 span {
  right: -30px;
  top: 50%;
  transform: translateY(-50%) rotate(-32deg);
}

.orbit-3 {
  width: 420px;
  height: 520px;
  transform: rotate(-25deg);
  animation: orbitFloat 12s ease-in-out infinite reverse;
}

.orbit-3 span {
  left: -28px;
  top: 55%;
  transform: translateY(-50%) rotate(25deg);
}

.diagram-glow {
  position: absolute;
  width: 430px;
  height: 430px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(36, 133, 177, .23), transparent 67%);
}

/* Practical */
.practical {
  background:
    radial-gradient(circle at 5% 10%, rgba(253, 236, 156, .18), transparent 25%),
    var(--off-white);
}

.practical-grid {
  display: grid;
  grid-template-columns: 1.2fr .8fr .8fr;
  grid-template-rows: repeat(2, minmax(220px, auto));
  gap: 16px;
}

.info-module {
  position: relative;
  min-width: 0;
  padding: 28px;
  border: 1px solid var(--line);
  border-radius: 26px;
  color: var(--ink);
  background: rgba(255,255,255,.75);
  text-decoration: none;
  overflow: hidden;
  transition:
    transform .35s var(--ease),
    box-shadow .35s var(--ease),
    border-color .35s var(--ease);
}

a.info-module:hover {
  transform: translateY(-7px);
  border-color: rgba(178, 124, 18, .42);
  box-shadow: var(--shadow);
}

.module-large {
  grid-row: 1 / span 2;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  color: #fff;
  background:
    radial-gradient(circle at 80% 12%, rgba(253, 236, 156, .24), transparent 24%),
    linear-gradient(145deg, #06213a, var(--navy));
  border-color: transparent;
}

.module-large::before {
  content: "";
  position: absolute;
  width: 320px;
  aspect-ratio: 1;
  right: -90px;
  top: -70px;
  border: 1px solid rgba(253, 236, 156, .3);
  border-radius: 50%;
  box-shadow:
    0 0 0 34px rgba(253, 236, 156, .05),
    0 0 0 82px rgba(131, 212, 238, .04);
}

.module-icon {
  width: 54px;
  height: 54px;
  display: grid;
  place-items: center;
  border-radius: 16px;
  color: var(--navy);
  background: var(--gold-gradient);
}

.module-icon img {
  width: 27px;
  height: 27px;
}

.module-large .module-icon {
  margin-bottom: auto;
}

.module-label {
  display: block;
  margin-top: 28px;
  color: var(--gold-dark);
  font-size: 10px;
  font-weight: 900;
  letter-spacing: .15em;
  text-transform: uppercase;
}

.module-large .module-label {
  color: var(--gold-light);
}

.info-module strong {
  display: block;
  margin-top: 7px;
  color: var(--navy);
  font-size: clamp(21px, 2.2vw, 31px);
  line-height: 1.1;
  overflow-wrap: anywhere;
}

.module-large strong {
  color: #fff;
  font-size: clamp(34px, 3.6vw, 52px);
  letter-spacing: -.04em;
}

.info-module p {
  margin: 9px 0 0;
  color: var(--muted);
  font-size: 14px;
}

.module-large p {
  color: rgba(255,255,255,.63);
  font-size: 16px;
}

.module-arrow {
  position: absolute;
  right: 24px;
  top: 24px;
  width: 40px;
  height: 40px;
  display: grid;
  place-items: center;
  border: 1px solid var(--line);
  border-radius: 50%;
  color: var(--navy);
  transition: transform .25s var(--ease), background .25s var(--ease);
}

.module-large .module-arrow {
  border-color: rgba(255,255,255,.2);
  color: #fff;
}

a.info-module:hover .module-arrow {
  transform: translate(5px, -5px);
  background: rgba(253, 236, 156, .16);
}

.module-hours { background: #fff; }
.module-location { background: linear-gradient(145deg, #f7eec6, #fffaf0); }
.module-social { background: linear-gradient(145deg, #e2eff4, #f9fcfd); }
.module-email {
  grid-column: 2 / span 2;
  background: #fff;
}

/* Final CTA */
.final-cta {
  padding-top: 40px;
  background: var(--off-white);
}

.cta-shell {
  position: relative;
  min-height: 620px;
  display: grid;
  grid-template-columns: 1.1fr .9fr;
  align-items: center;
  gap: 70px;
  padding: clamp(55px, 7vw, 95px);
  border-radius: 44px;
  color: #fff;
  background:
    radial-gradient(circle at 80% 30%, rgba(131, 212, 238, .14), transparent 27%),
    linear-gradient(145deg, #071521 0%, #032a4e 60%, #06131d 100%);
  overflow: hidden;
  box-shadow: var(--shadow-strong);
}

.cta-shell::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.04) 1px, transparent 1px);
  background-size: 72px 72px;
  mask-image: linear-gradient(to right, #000, transparent 78%);
}

.cta-copy {
  position: relative;
  z-index: 4;
}

.final-cta h2 {
  max-width: 760px;
}

.final-cta p {
  max-width: 640px;
  margin: 24px 0 0;
  color: rgba(255,255,255,.66);
  font-size: 17px;
}

.button-large {
  margin-top: 34px;
  min-height: 60px;
  padding-inline: 28px;
}

.cta-symbol {
  position: relative;
  z-index: 4;
  min-height: 400px;
  display: grid;
  place-items: center;
}

.symbol-core {
  position: relative;
  z-index: 4;
  width: 150px;
  aspect-ratio: 1;
  display: grid;
  place-items: center;
  border: 1px solid rgba(253,236,156,.42);
  border-radius: 50%;
  color: var(--gold-light);
  font-size: 43px;
  font-weight: 850;
  background: rgba(7,21,33,.72);
  backdrop-filter: blur(12px);
  box-shadow: 0 0 50px rgba(253,236,156,.08);
}

.symbol-ring {
  position: absolute;
  border: 1px solid rgba(255,255,255,.15);
  border-radius: 50%;
}

.symbol-ring-a {
  width: 300px;
  height: 300px;
  animation: orbitSpin 20s linear infinite;
}

.symbol-ring-a::before {
  content: "";
  position: absolute;
  left: 50%;
  top: -7px;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: var(--gold-gradient);
}

.symbol-ring-b {
  width: 400px;
  height: 250px;
  transform: rotate(35deg);
  border-style: dashed;
  animation: orbitFloat 9s ease-in-out infinite;
}

.cta-lines span {
  position: absolute;
  left: 0;
  width: 47%;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(253,236,156,.28));
  transform-origin: left;
}

.cta-lines span:nth-child(1) { top: 24%; transform: rotate(8deg); }
.cta-lines span:nth-child(2) { top: 51%; transform: rotate(-5deg); }
.cta-lines span:nth-child(3) { bottom: 18%; transform: rotate(6deg); }

/* Footer */
.site-footer {
  padding: 80px 0 26px;
  color: rgba(255,255,255,.72);
  background: #050f17;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1fr auto auto;
  align-items: start;
  gap: 70px;
}

.footer-brand img {
  width: 210px;
  filter: brightness(0) invert(1);
  opacity: .92;
}

.footer-brand p {
  margin: 18px 0 0;
  max-width: 330px;
  color: rgba(255,255,255,.48);
  font-size: 14px;
}

.footer-links {
  display: grid;
  gap: 13px;
}

.footer-links a {
  text-decoration: none;
  font-size: 13px;
  font-weight: 700;
}

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

.footer-social {
  display: flex;
  gap: 10px;
}

.footer-social a {
  width: 44px;
  height: 44px;
  display: grid;
  place-items: center;
  border: 1px solid rgba(255,255,255,.14);
  border-radius: 50%;
  transition: transform .25s var(--ease), border-color .25s var(--ease);
}

.footer-social a:hover {
  transform: translateY(-4px);
  border-color: rgba(253,236,156,.5);
}

.footer-social img {
  width: 20px;
  filter: brightness(0) invert(1);
}

.footer-bottom {
  margin-top: 66px;
  padding-top: 20px;
  display: flex;
  justify-content: space-between;
  gap: 20px;
  border-top: 1px solid rgba(255,255,255,.1);
  color: rgba(255,255,255,.33);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: .1em;
}

.mobile-whatsapp {
  position: fixed;
  right: 18px;
  bottom: 18px;
  z-index: 80;
  width: 56px;
  height: 56px;
  display: none;
  place-items: center;
  border-radius: 50%;
  color: var(--navy);
  background: var(--gold-gradient);
  box-shadow: 0 15px 35px rgba(2, 41, 83, .28);
}

.mobile-whatsapp img {
  width: 26px;
}

/* Reveal */
[data-reveal] {
  opacity: 0;
  transform: translateY(28px);
  transition:
    opacity .8s var(--ease),
    transform .8s var(--ease);
}

[data-reveal="scale"] {
  transform: scale(.94);
}

[data-reveal].is-visible {
  opacity: 1;
  transform: none;
}

/* Animations */
@keyframes drawLine {
  to { stroke-dashoffset: 0; }
}

@keyframes orbitSpin {
  to { transform: rotate(360deg); }
}

@keyframes pulseNode {
  50% { opacity: .45; transform: scale(.78); }
}

@keyframes orbitFloat {
  50% { translate: 0 -12px; }
}

@keyframes connectionFlow {
  to { stroke-dashoffset: -48; }
}

/* Tablet */
@media (max-width: 1080px) {
  :root { --shell: min(100% - 32px, 980px); }

  .nav {
    grid-template-columns: 190px 1fr auto;
  }

  .nav-links { gap: 20px; }

  .hero-layout {
    grid-template-columns: .95fr 1.05fr;
    gap: 30px;
  }

  .hero-art { min-height: 580px; }

  .floating-card {
    min-width: 145px;
    padding: 14px;
  }

  .treatment-node {
    width: 245px;
    min-height: 185px;
  }

  .integrated-grid {
    gap: 35px;
  }

  .practical-grid {
    grid-template-columns: 1fr 1fr;
    grid-template-rows: auto;
  }

  .module-large {
    grid-row: auto;
    grid-column: 1 / span 2;
    min-height: 380px;
  }

  .module-email {
    grid-column: 1 / span 2;
  }
}

/* Mobile */
@media (max-width: 780px) {
  :root {
    --shell: calc(100% - 28px);
  }

  .section {
    padding: 80px 0;
  }

  .site-header {
    background: rgba(251,250,247,.88);
    backdrop-filter: blur(16px);
    border-bottom: 1px solid var(--line);
  }

  .nav {
    min-height: 74px;
    grid-template-columns: 1fr auto;
  }

  .brand {
    width: 170px;
  }

  .menu-button {
    display: block;
  }

  .nav-cta {
    display: none;
  }

  .nav-links {
    position: fixed;
    inset: 74px 14px auto;
    display: grid;
    gap: 0;
    padding: 10px;
    border: 1px solid var(--line);
    border-radius: 20px;
    background: rgba(251,250,247,.98);
    box-shadow: var(--shadow);
    opacity: 0;
    pointer-events: none;
    transform: translateY(-12px);
    transition: .25s var(--ease);
  }

  .nav-links.is-open {
    opacity: 1;
    pointer-events: auto;
    transform: none;
  }

  .nav-links a {
    padding: 14px;
    border-bottom: 1px solid var(--line);
  }

  .nav-links a:last-child { border-bottom: 0; }
  .nav-links a::after { display: none; }

  .menu-button[aria-expanded="true"] span:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
  }
  .menu-button[aria-expanded="true"] span:nth-child(2) {
    opacity: 0;
  }
  .menu-button[aria-expanded="true"] span:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
  }

  .hero {
    min-height: auto;
    padding: 112px 0 62px;
  }

  .hero-grid {
    background-size: 54px 54px;
    mask-image: linear-gradient(to bottom, #000, transparent 88%);
  }

  .hero-layout {
    grid-template-columns: 1fr;
  }

  .hero h1 {
    font-size: clamp(46px, 13vw, 68px);
  }

  .hero-actions {
    display: grid;
  }

  .button {
    width: 100%;
  }

  .hero-footnote {
    display: grid;
  }

  .hero-art {
    min-height: 470px;
    margin-top: 20px;
  }

  .hero-art::before {
    inset: 20px 0 0;
  }

  .hero-art::after {
    inset: 42px 18px 16px;
  }

  .hero-system {
    inset: 18px 0 0;
  }

  .floating-card {
    min-width: auto;
    font-size: 11px;
  }

  .card-a {
    left: 0;
    top: 120px;
  }

  .card-b {
    right: 0;
    bottom: 90px;
  }

  .card-c {
    left: 22px;
    bottom: 22px;
  }

  .marker-a { right: 25px; top: 90px; }
  .marker-b { left: 20px; bottom: 160px; }

  .trust-track {
    display: flex;
    overflow-x: auto;
    scroll-snap-type: x mandatory;
    scrollbar-width: none;
  }

  .trust-track::-webkit-scrollbar { display: none; }

  .trust-item {
    flex: 0 0 82%;
    min-height: 76px;
    padding: 0 18px;
    scroll-snap-align: start;
  }

  .section-heading,
  .practical-head {
    grid-template-columns: 1fr;
    gap: 22px;
    margin-bottom: 48px;
  }

  .section-heading h2,
  .integrated h2,
  .practical h2,
  .final-cta h2 {
    font-size: clamp(40px, 12vw, 58px);
  }

  .treatment-system {
    min-height: auto;
    display: grid;
    gap: 14px;
    padding-top: 22px;
  }

  .system-core {
    width: 220px;
    margin: 0 auto 45px;
  }

  .treatment-node {
    position: relative;
    inset: auto !important;
    width: 100%;
    min-height: auto;
    display: grid;
    grid-template-columns: auto 1fr;
    column-gap: 16px;
    align-items: start;
  }

  .treatment-icon {
    grid-row: 1 / span 3;
  }

  .treatment-node h3 {
    margin: 0 0 5px;
  }

  .node-index {
    right: 18px;
    top: 18px;
  }

  .connection-lines {
    display: none;
  }

  .integrated-grid {
    grid-template-columns: 1fr;
    gap: 55px;
  }

  .integration-diagram {
    min-height: 460px;
    transform: scale(.82);
    margin: -30px -45px;
  }

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

  .module-large,
  .module-email {
    grid-column: auto;
  }

  .module-large {
    min-height: 360px;
  }

  .cta-shell {
    min-height: auto;
    grid-template-columns: 1fr;
    padding: 52px 26px;
    border-radius: 28px;
  }

  .cta-symbol {
    min-height: 330px;
    margin: -20px -20px 0;
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 36px;
  }

  .footer-bottom {
    flex-direction: column;
  }

  .mobile-whatsapp {
    display: grid;
  }
}

@media (max-width: 420px) {
  .hero h1 {
    font-size: 43px;
  }

  .hero-art {
    min-height: 420px;
  }

  .floating-card {
    padding: 11px 12px;
  }

  .floating-card strong {
    font-size: 13px;
  }

  .card-a { top: 108px; }
  .card-b { bottom: 76px; }
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }

  *,
  *::before,
  *::after {
    animation-duration: .01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: .01ms !important;
    scroll-behavior: auto !important;
  }

  [data-reveal] {
    opacity: 1;
    transform: none;
  }
}