/* ============================================================
   SI STUDIO MIAMI — styles.css
   Light brand. Editorial, architecture-led. SI tokens only.
   ============================================================ */

/* ---------- 1. TOKENS ---------- */
:root {
  /* Color — SI_COLOR_TOKENS.md (exact) */
  --si-pearl:        #F7F7F3;
  --si-warm-white:   #F2EFE8;
  --si-cloud:        #E9EDF0;
  --si-pale-silver:  #D5DBDF;
  --si-graphite:     #24282B;
  --si-black:        #0B0D0E;
  --si-sky:          #BFD9E8;
  --si-ice:          #DCECF3;
  --si-optical-blue: #4E9CC7;
  --si-horizon-warm: #EAD7C5;
  /* Logo plate backdrop sampled from the official JPEG */
  --si-logo-plate:   #EDEFF0;

  /* Typography — TEMPORARY production stack (family not yet locked).
     Replace ONLY this mapping when the licensed family is chosen.
     Modern Swiss grotesk; deliberately not Inter. */
  --font-display: "Helvetica Neue", "Segoe UI Variable Display", "Segoe UI", "Avenir Next", Arial, sans-serif;
  --font-body:    "Helvetica Neue", "Segoe UI Variable Text", "Segoe UI", "Avenir Next", Arial, sans-serif;

  /* Scale */
  --text-hero:    clamp(2.5rem, 6.4vw, 5.5rem);
  --text-title:   clamp(1.7rem, 3.6vw, 3rem);
  --text-body-lg: clamp(1.05rem, 1.4vw, 1.3rem);
  --text-body:    1rem;
  --text-meta:    0.72rem;

  /* Spacing — 8pt system (SI_LAYOUT_TOKENS) */
  --sp-1: 8px;  --sp-2: 16px; --sp-3: 24px; --sp-4: 32px;
  --sp-6: 48px; --sp-8: 64px; --sp-12: 96px; --sp-16: 128px;

  --gutter: clamp(20px, 5vw, 64px);
  --radius-sm: 8px;
  --radius-md: 16px;
  --radius-lg: 24px;

  --header-h: 72px;
  --hairline: 1px solid var(--si-pale-silver);
  --shadow-soft: 0 24px 60px -30px rgba(36, 40, 43, 0.22);
  --shadow-plate: 0 40px 90px -40px rgba(36, 40, 43, 0.35);
  --ease-out: cubic-bezier(0.22, 0.61, 0.36, 1);
}

/* ---------- 2. BASE ---------- */
*, *::before, *::after { box-sizing: border-box; }

html {
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--header-h) + 16px);
}

body {
  margin: 0;
  font-family: var(--font-body);
  font-size: var(--text-body);
  line-height: 1.6;
  color: var(--si-graphite);
  background-color: var(--si-pearl);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}

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

h1, h2, h3 { font-family: var(--font-display); margin: 0; line-height: 1.06; }
p { margin: 0 0 var(--sp-2); }
p:last-child { margin-bottom: 0; }

a { color: var(--si-graphite); }

::selection { background: var(--si-sky); color: var(--si-black); }

/* Visible focus everywhere */
:focus-visible {
  outline: 2px solid var(--si-optical-blue);
  outline-offset: 3px;
  border-radius: 2px;
}

.skip-link {
  position: absolute;
  top: -60px;
  left: var(--sp-2);
  z-index: 200;
  padding: 12px 20px;
  background: var(--si-graphite);
  color: var(--si-pearl);
  text-decoration: none;
  font-size: var(--text-meta);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  border-radius: var(--radius-sm);
  transition: top 0.2s var(--ease-out);
}
.skip-link:focus { top: 12px; }

/* ---------- 3. SHARED TYPE ROLES ---------- */
.meta-line {
  font-family: var(--font-body);
  font-size: var(--text-meta);
  font-weight: 500;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: rgba(36, 40, 43, 0.68);
  margin: 0 0 var(--sp-2);
}

.section-title {
  font-size: var(--text-title);
  font-weight: 700;
  letter-spacing: -0.005em;
  text-transform: uppercase;
  color: var(--si-black);
  margin-bottom: var(--sp-3);
}
.title-light { font-weight: 300; color: var(--si-graphite); }

.body-lg {
  font-size: var(--text-body-lg);
  font-weight: 400;
  line-height: 1.65;
  color: rgba(36, 40, 43, 0.82);
  margin-bottom: var(--sp-3);
  max-width: 58ch;
}

.section { padding: var(--sp-16) 0; position: relative; }
.section-inner {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 var(--gutter);
}

/* ---------- 4. BUTTONS ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 12px 28px;
  font-family: var(--font-display);
  font-size: 0.82rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  text-decoration: none;
  border-radius: var(--radius-sm);
  border: 1px solid transparent;
  cursor: pointer;
  transition: background-color 0.25s var(--ease-out), color 0.25s var(--ease-out),
              border-color 0.25s var(--ease-out), box-shadow 0.25s var(--ease-out);
}
.btn-primary {
  background: var(--si-graphite);
  color: var(--si-pearl);
  box-shadow: 0 10px 24px -14px rgba(11, 13, 14, 0.55);
}
.btn-primary:hover { background: var(--si-black); }
.btn-ghost {
  background: transparent;
  color: var(--si-graphite);
  border-color: var(--si-pale-silver);
}
.btn-ghost:hover { border-color: var(--si-graphite); background: rgba(213, 219, 223, 0.18); }
.editorial-link {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  min-height: 48px;
  padding: 8px 2px;
  border-bottom: 1px solid rgba(36, 40, 43, 0.5);
  font-family: var(--font-display);
  font-size: 0.82rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  text-decoration: none;
}
.editorial-link span { color: var(--si-optical-blue); font-size: 1rem; }
.editorial-link:hover { border-bottom-color: var(--si-optical-blue); }

/* ---------- 5. HEADER / NAV ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(247, 247, 243, 0.82);
  -webkit-backdrop-filter: blur(14px) saturate(1.2);
  backdrop-filter: blur(14px) saturate(1.2);
  border-bottom: var(--hairline);
}
.scroll-progress {
  position: absolute;
  left: 0;
  right: 0;
  bottom: -1px;
  height: 2px;
  overflow: hidden;
  pointer-events: none;
}
.scroll-progress span {
  display: block;
  width: 100%;
  height: 100%;
  background: var(--si-optical-blue);
  transform: scaleX(0);
  transform-origin: left center;
  will-change: transform;
}
.header-inner {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 var(--gutter);
  height: var(--header-h);
  display: flex;
  align-items: center;
  gap: var(--sp-3);
}

/* Plain business-name text — never styled as a substitute SI logo */
.wordmark {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  text-decoration: none;
  color: var(--si-black);
  margin-right: auto;
}
.wordmark-name {
  font-family: var(--font-body);
  font-size: 0.76rem;
  font-weight: 650;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--si-black);
}

.site-nav { display: flex; align-items: center; gap: var(--sp-4); }
.nav-list {
  display: flex;
  gap: var(--sp-4);
  list-style: none;
  margin: 0;
  padding: 0;
}
.nav-link {
  font-size: var(--text-meta);
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  text-decoration: none;
  color: var(--si-graphite);
  padding: 10px 2px;
  border-bottom: 2px solid transparent;
  transition: border-color 0.25s var(--ease-out), color 0.25s var(--ease-out);
}
.nav-link:hover { border-bottom-color: var(--si-optical-blue); }
.nav-cta { min-height: 44px; padding: 10px 22px; }

.menu-toggle {
  display: none;
  align-items: center;
  gap: 10px;
  min-width: 44px;
  min-height: 44px;
  padding: 10px 12px;
  background: transparent;
  border: var(--hairline);
  border-radius: var(--radius-sm);
  font-family: var(--font-body);
  font-size: var(--text-meta);
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--si-graphite);
  cursor: pointer;
}
.menu-toggle-icon { display: inline-flex; flex-direction: column; gap: 5px; }
.menu-toggle-icon span {
  width: 18px; height: 2px;
  background: var(--si-graphite);
  transition: transform 0.25s var(--ease-out), opacity 0.25s var(--ease-out);
}
.menu-open .menu-toggle-icon span:first-child { transform: translateY(7px) rotate(45deg); }
.menu-open .menu-toggle-icon span:last-child  { transform: translateY(-7px) rotate(-45deg); }

/* ---------- 6. HERO ---------- */
.hero {
  position: relative;
  padding: var(--sp-8) 0 var(--sp-8);
  min-height: calc(100svh - var(--header-h));
  background: radial-gradient(1200px 700px at 78% 42%, #1a2740 0%, #070b12 58%, #05070c 100%);
  overflow: hidden;
  color: var(--si-pearl);
}
.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 0;
  background: radial-gradient(520px circle at var(--hero-light-x, 78%) var(--hero-light-y, 36%),
    rgba(255, 214, 140, 0.16), transparent 68%);
  pointer-events: none;
}
.space { position: absolute; inset: 0; z-index: 0; pointer-events: none; overflow: hidden; }
.stars { position: absolute; inset: -8%; }
.stars-far {
  background-image:
    radial-gradient(1px 1px at 6% 12%, #fff, transparent),
    radial-gradient(1px 1px at 14% 68%, #fff, transparent),
    radial-gradient(1.5px 1.5px at 22% 28%, #fff, transparent),
    radial-gradient(1px 1px at 31% 84%, #fff, transparent),
    radial-gradient(1px 1px at 39% 18%, #fff, transparent),
    radial-gradient(1px 1px at 47% 62%, #fff, transparent),
    radial-gradient(1.5px 1.5px at 54% 36%, #fff, transparent),
    radial-gradient(1px 1px at 63% 78%, #fff, transparent),
    radial-gradient(1px 1px at 71% 14%, #fff, transparent),
    radial-gradient(1px 1px at 78% 52%, #fff, transparent),
    radial-gradient(1.5px 1.5px at 86% 24%, #fff, transparent),
    radial-gradient(1px 1px at 93% 70%, #fff, transparent),
    radial-gradient(1px 1px at 11% 42%, rgba(220,236,243,0.8), transparent),
    radial-gradient(1px 1px at 58% 8%, #fff, transparent),
    radial-gradient(1px 1px at 82% 88%, #fff, transparent);
  animation: star-drift 90s linear infinite;
  opacity: 0.75;
}
.stars-near {
  background-image:
    radial-gradient(1.5px 1.5px at 9% 22%, #fff, transparent),
    radial-gradient(2px 2px at 27% 48%, #fff, transparent),
    radial-gradient(1.5px 1.5px at 44% 16%, #fff, transparent),
    radial-gradient(2px 2px at 61% 66%, #fff, transparent),
    radial-gradient(1.5px 1.5px at 73% 34%, #fff, transparent),
    radial-gradient(2px 2px at 88% 58%, #fff, transparent),
    radial-gradient(1.5px 1.5px at 16% 86%, #fff, transparent),
    radial-gradient(1.5px 1.5px at 52% 90%, #fff, transparent);
  animation: star-drift 46s linear infinite reverse, star-twinkle 4.8s ease-in-out infinite;
}
@keyframes star-drift {
  from { transform: translate3d(0, 0, 0); }
  to { transform: translate3d(-6%, -4%, 0); }
}
@keyframes star-twinkle {
  0%, 100% { opacity: 0.55; }
  50% { opacity: 1; }
}
.sun-field {
  position: absolute;
  width: min(42vw, 460px);
  aspect-ratio: 1;
  right: -4%;
  top: -12%;
  z-index: 0;
  animation: sun-drift 28s ease-in-out infinite;
}
.sun-rays, .sun-glow, .sun-core { position: absolute; inset: 0; border-radius: 50%; }
.sun-rays {
  background: repeating-conic-gradient(from 0deg, rgba(255, 210, 120, 0.16) 0 8deg, transparent 8deg 24deg);
  -webkit-mask-image: radial-gradient(circle, transparent 16%, #000 30%, transparent 64%);
  mask-image: radial-gradient(circle, transparent 16%, #000 30%, transparent 64%);
  animation: sun-spin 70s linear infinite;
}
.sun-glow {
  background: radial-gradient(circle, rgba(255, 186, 72, 0.55) 0%, rgba(255, 140, 40, 0.22) 36%, transparent 68%);
  filter: blur(8px);
  animation: sun-pulse 9s ease-in-out infinite;
}
.sun-core {
  inset: 27%;
  background: radial-gradient(circle, #fff 0%, #fff4d2 28%, #f0b429 62%, rgba(240, 180, 41, 0) 78%);
  box-shadow: 0 0 80px 20px rgba(255, 190, 80, 0.35);
}
@keyframes sun-drift {
  0%, 100% { transform: translate3d(0, 0, 0) scale(1); }
  50% { transform: translate3d(-28px, 18px, 0) scale(1.04); }
}
@keyframes sun-pulse {
  0%, 100% { opacity: 0.78; transform: scale(1); }
  50% { opacity: 1; transform: scale(1.06); }
}
@keyframes sun-spin { to { transform: rotate(360deg); } }
.earth-system {
  position: absolute;
  left: 28%;
  bottom: 7%;
  width: min(26vw, 250px);
  aspect-ratio: 1;
  z-index: 0;
  animation: body-drift 24s ease-in-out infinite;
}
.earth { position: absolute; inset: 16%; }
.earth-window {
  position: absolute;
  inset: 0;
  border-radius: 50%;
  overflow: hidden;
  background: #134e78;
  box-shadow: inset -18px -12px 30px rgba(0, 0, 0, 0.28), inset 10px 8px 18px rgba(255, 255, 255, 0.18);
}
.earth-track {
  width: 200%;
  height: 100%;
  animation: earth-scroll 36s linear infinite;
}
.earth-svg { width: 100%; height: 100%; display: block; }
.earth-clouds {
  position: absolute;
  inset: -10%;
  background:
    radial-gradient(18px 8px at 20% 30%, rgba(255,255,255,0.55), transparent 70%),
    radial-gradient(26px 10px at 48% 58%, rgba(255,255,255,0.4), transparent 70%),
    radial-gradient(16px 7px at 70% 24%, rgba(255,255,255,0.5), transparent 70%),
    radial-gradient(22px 9px at 32% 74%, rgba(255,255,255,0.35), transparent 70%);
  animation: earth-scroll 22s linear infinite;
  mix-blend-mode: screen;
  opacity: 0.8;
}
.earth-shade, .earth-atmo { position: absolute; inset: 0; border-radius: 50%; pointer-events: none; }
.earth-shade {
  background: linear-gradient(108deg, rgba(2, 6, 14, 0.62) 0%, rgba(2, 6, 14, 0.18) 42%, transparent 64%);
}
.earth-atmo {
  box-shadow: inset 0 0 0 2px rgba(180, 220, 255, 0.45), 0 0 24px rgba(78, 156, 199, 0.35);
}
@keyframes earth-scroll { to { transform: translateX(-50%); } }
@keyframes body-drift {
  0%, 100% { transform: translate3d(0, 0, 0); }
  50% { transform: translate3d(16px, -22px, 0); }
}
.moon-orbit {
  position: absolute;
  inset: -8%;
  animation: sun-spin 32s linear infinite;
}
.moon {
  position: absolute;
  top: 0;
  left: 50%;
  width: 18%;
  aspect-ratio: 1;
  margin-left: -9%;
  border-radius: 50%;
  background:
    radial-gradient(circle at 34% 32%, #f4f1ea 0%, #c8c2b8 28%, #8d877e 62%, #5c574f 100%);
  box-shadow:
    inset -6px -4px 10px rgba(0,0,0,0.35),
    8px 6px 0 -2px rgba(90, 86, 80, 0.0);
  animation: sun-spin 32s linear infinite reverse;
}
.moon::before, .moon::after {
  content: "";
  position: absolute;
  border-radius: 50%;
  background: rgba(70, 66, 60, 0.35);
}
.moon::before { width: 28%; height: 28%; left: 22%; top: 30%; }
.moon::after { width: 16%; height: 16%; left: 58%; top: 52%; background: rgba(255,255,255,0.28); }
.hero-fog {
  position: absolute;
  inset: -18%;
  z-index: 0;
  pointer-events: none;
  -webkit-mask-image: linear-gradient(90deg, #000 0%, #000 48%, transparent 70%);
  mask-image: linear-gradient(90deg, #000 0%, #000 48%, transparent 70%);
}
.fog {
  position: absolute;
  border-radius: 50%;
  filter: blur(28px);
  will-change: transform;
  opacity: 0.95;
}
.fog-a {
  width: 62%;
  height: 78%;
  left: -12%;
  top: -14%;
  background: radial-gradient(circle, rgba(255, 255, 255, 0.96) 0%, rgba(220, 236, 243, 0.72) 36%, rgba(191, 217, 232, 0) 70%);
  animation: fog-drift-a 26s ease-in-out infinite;
}
.fog-b {
  width: 48%;
  height: 62%;
  right: 6%;
  top: -12%;
  background: radial-gradient(circle, rgba(78, 156, 199, 0.42) 0%, rgba(191, 217, 232, 0.55) 34%, rgba(191, 217, 232, 0) 70%);
  animation: fog-drift-b 32s ease-in-out infinite;
}
.fog-c {
  width: 70%;
  height: 52%;
  left: -8%;
  bottom: -18%;
  background: radial-gradient(circle, rgba(255, 255, 255, 0.88) 0%, rgba(220, 236, 243, 0.5) 32%, rgba(234, 215, 197, 0.28) 52%, rgba(234, 215, 197, 0) 74%);
  animation: fog-drift-c 29s ease-in-out infinite;
}
.fog-d {
  width: 36%;
  height: 44%;
  left: 28%;
  top: 18%;
  background: radial-gradient(circle, rgba(255, 255, 255, 0.7) 0%, rgba(78, 156, 199, 0.22) 40%, rgba(78, 156, 199, 0) 72%);
  animation: fog-drift-a 21s ease-in-out infinite reverse;
}
@keyframes fog-drift-a {
  0%, 100% { transform: translate3d(0, 0, 0) scale(1); }
  40% { transform: translate3d(7%, -6%, 0) scale(1.12); }
  70% { transform: translate3d(-4%, 5%, 0) scale(0.94); }
}
@keyframes fog-drift-b {
  0%, 100% { transform: translate3d(0, 0, 0) scale(1.04); }
  50% { transform: translate3d(-9%, 7%, 0) scale(1.18); }
}
@keyframes fog-drift-c {
  0%, 100% { transform: translate3d(0, 0, 0) scale(1); }
  35% { transform: translate3d(8%, -4%, 0) scale(1.1); }
  75% { transform: translate3d(-6%, -8%, 0) scale(0.92); }
}
.hero-grid-lines {
  position: absolute;
  inset: 0;
  z-index: 0;
  background-image: linear-gradient(rgba(213, 219, 223, 0.34) 1px, transparent 1px);
  background-size: 100% 96px;
  mask-image: linear-gradient(180deg, transparent 0%, rgba(0,0,0,0.45) 45%, transparent 100%);
  -webkit-mask-image: linear-gradient(180deg, transparent 0%, rgba(0,0,0,0.45) 45%, transparent 100%);
  pointer-events: none;
}
.hero-mist {
  position: absolute;
  inset: -8% -20%;
  z-index: 2;
  pointer-events: none;
  -webkit-mask-image: linear-gradient(90deg, #000 0%, #000 46%, transparent 64%);
  mask-image: linear-gradient(90deg, #000 0%, #000 46%, transparent 64%);
  background:
    linear-gradient(102deg,
      transparent 0%,
      rgba(255, 255, 255, 0.05) 22%,
      rgba(255, 255, 255, 0.78) 44%,
      rgba(191, 217, 232, 0.55) 54%,
      rgba(78, 156, 199, 0.2) 62%,
      transparent 78%);
  filter: blur(10px);
  opacity: 0.9;
  animation: mist-pass 18s ease-in-out infinite;
}
@keyframes mist-pass {
  0%, 100% { transform: translate3d(-18%, 2%, 0) scale(1); opacity: 0.35; }
  45% { transform: translate3d(16%, -4%, 0) scale(1.08); opacity: 0.8; }
  70% { transform: translate3d(4%, 6%, 0) scale(0.96); opacity: 0.5; }
}
.hero-inner {
  position: relative;
  z-index: 1;
  max-width: 1440px;
  margin: 0 auto;
  padding: 0 var(--gutter);
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(460px, 600px);
  gap: var(--sp-6);
  align-items: center;
}
.hero-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 24px;
}
.hero-copy { min-width: 0; position: relative; z-index: 2; }
.hero-title {
  font-size: clamp(2.2rem, 4.15vw, 4.35rem);
  text-transform: uppercase;
  color: #F7F7F3;
  margin: 0 0 var(--sp-3);
  line-height: 0.92;
  text-shadow: 0 12px 32px rgba(0, 0, 0, 0.45);
}
.hero .line-light { color: rgba(247, 247, 243, 0.78); }
.hero .meta-line { color: rgba(220, 236, 243, 0.72); }
.hero .hero-sub { color: rgba(247, 247, 243, 0.84); }
.hero .editorial-link { color: #F7F7F3; border-bottom-color: rgba(247, 247, 243, 0.45); }
.hero .btn-primary { background: #F7F7F3; color: #0B0D0E; }
.hero .btn-primary:hover { background: #fff; }
.line-strong { display: block; font-weight: 800; letter-spacing: -0.01em; }
.line-light  { display: block; font-weight: 350; letter-spacing: 0.005em; }
.type-live { display: block; will-change: transform, opacity; }
.hero .type-live-a,
.hero .type-live-b,
.hero .type-live-c,
.hero .type-live-meta { animation-name: type-drift-space; }
@keyframes type-drift-space {
  0%, 100% { transform: translate3d(0, 0, 0); opacity: 1; }
  50% { transform: translate3d(7px, -6px, 0); opacity: 0.94; }
}
.type-live-b { animation: type-drift-b 14s ease-in-out infinite; }
.type-live-c { animation: type-drift-c 16s ease-in-out infinite; }
.type-live-meta { display: inline-block; animation: type-drift-c 18s ease-in-out infinite; }
.type-live-late { animation-delay: -6s; }
@keyframes type-drift-a {
  0%, 100% { transform: translate3d(0, 0, 0); opacity: 1; }
  32% { transform: translate3d(8px, -8px, 0); opacity: 0.84; }
  68% { transform: translate3d(-6px, 6px, 0); opacity: 0.94; }
}
@keyframes type-drift-b {
  0%, 100% { transform: translate3d(0, 0, 0); opacity: 0.96; }
  40% { transform: translate3d(-8px, 10px, 0); opacity: 0.78; }
  74% { transform: translate3d(6px, -6px, 0); opacity: 1; }
}
@keyframes type-drift-c {
  0%, 100% { transform: translate3d(0, 0, 0); opacity: 1; }
  50% { transform: translate3d(8px, -6px, 0); opacity: 0.78; }
}
.hero-sub {
  font-size: var(--text-body-lg);
  line-height: 1.65;
  color: rgba(36, 40, 43, 0.8);
  max-width: 52ch;
  margin-bottom: var(--sp-4);
}
.hero-actions { display: flex; flex-wrap: wrap; gap: var(--sp-2); }

/* Official logo — exact JPEG, uncropped, unstretched. Motion is camera/depth only. */
.hero-mark {
  margin: 0;
  position: relative;
  z-index: 3;
  justify-self: end;
  width: 100%;
  max-width: 640px;
}
.hero-mark::after {
  content: "";
  position: absolute;
  inset: -22% -8% -18% -16%;
  z-index: -1;
  background: radial-gradient(circle at 54% 40%, rgba(243, 241, 236, 0.95) 0%, rgba(231, 234, 240, 0.55) 42%, rgba(231, 234, 240, 0) 72%);
  filter: blur(22px);
  pointer-events: none;
}
.logo-stage {
  position: relative;
  animation: si-depth 16s ease-in-out infinite;
  will-change: transform;
}
.logo-stage::before {
  content: "";
  position: absolute;
  inset: -18%;
  background: radial-gradient(circle, rgba(255, 236, 190, 0.55), rgba(255, 186, 72, 0.12) 46%, transparent 72%);
  filter: blur(18px);
  z-index: -1;
}
.logo-atmosphere {
  position: absolute;
  inset: -28%;
  z-index: 0;
  background: radial-gradient(circle, rgba(255, 248, 230, 0.55) 0%, rgba(240, 180, 41, 0.18) 42%, transparent 70%);
  filter: blur(16px);
}
.logo-plate {
  position: relative;
  z-index: 1;
  border-radius: 0;
  overflow: hidden;
  background: var(--si-logo-plate);
  border: 0;
  box-shadow: none;
  aspect-ratio: 1 / 1;
  transform: perspective(1400px) rotateX(var(--logo-tilt-x, 0deg)) rotateY(var(--logo-tilt-y, 0deg));
  transform-style: preserve-3d;
  transition: transform 0.55s var(--ease-out);
  will-change: transform;
}
@keyframes si-depth {
  0%, 100% { transform: translate3d(0, 0, 0) scale(1); }
  28% { transform: translate3d(22px, -28px, 0) scale(1.07); }
  55% { transform: translate3d(-18px, 16px, 0) scale(0.94); }
  78% { transform: translate3d(10px, 22px, 0) scale(1.04); }
}
@keyframes si-depth-compact {
  0%, 100% { transform: translate3d(0, 0, 0) scale(1); }
  50% { transform: translate3d(0, -14px, 0) scale(1.04); }
}
.logo-img { width: 100%; height: 100%; object-fit: contain; }
/* Controlled moving light — reflection passing over glass, never touching geometry */
.logo-sheen {
  position: absolute;
  inset: 0;
  background: linear-gradient(115deg,
    transparent 34%,
    rgba(255, 255, 255, 0.5) 47%,
    rgba(220, 236, 243, 0.34) 53%,
    transparent 66%);
  transform: translateX(-120%);
  animation: sheen-pass 9s var(--ease-out) 1.4s infinite;
  pointer-events: none;
}
@keyframes sheen-pass {
  0%   { transform: translateX(-120%); }
  38%  { transform: translateX(120%); }
  100% { transform: translateX(120%); }
}
.logo-reflect {
  height: 56px;
  margin: 6px 14% 0;
  border-radius: 50%;
  background: radial-gradient(ellipse at 50% 0%, rgba(191, 217, 232, 0.5) 0%, rgba(191, 217, 232, 0) 70%);
  filter: blur(2px);
}
.hero-scroll-hint { margin: var(--sp-8) auto 0; text-align: left; max-width: 1280px; padding: 0 var(--gutter); }

/* ---------- 6B. MOVING SYSTEM SIGNAL ---------- */
.signal-band {
  position: relative;
  overflow: hidden;
  height: 46px;
  background: var(--si-graphite);
  color: var(--si-cloud);
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  border-bottom: 1px solid rgba(11, 13, 14, 0.4);
}
.signal-track {
  display: flex;
  align-items: center;
  gap: 64px;
  width: max-content;
  min-height: 100%;
  animation: signal-run 30s linear infinite;
  will-change: transform;
}
.signal-track span {
  flex: 0 0 auto;
  font-family: var(--font-body);
  font-size: 0.68rem;
  font-weight: 500;
  letter-spacing: 0.24em;
  white-space: nowrap;
  opacity: 0.78;
}
@keyframes signal-run {
  from { transform: translateX(0); }
  to { transform: translateX(calc(-25% - 16px)); }
}

/* ---------- 7. SYSTEM ---------- */
.system { background: var(--si-pearl); border-top: var(--hairline); }
.system-grid {
  display: grid;
  grid-template-columns: minmax(0, 5fr) minmax(0, 6fr);
  gap: var(--sp-8);
}
.system-right { border-left: var(--hairline); padding-left: var(--sp-6); }

.statement {
  margin-top: var(--sp-6);
  padding: var(--sp-3) 0;
  background: transparent;
  border-top: 1px solid var(--si-sky);
  border-bottom: 1px solid var(--si-sky);
  border-radius: 0;
  max-width: 420px;
  box-shadow: none;
}
.statement-text {
  font-family: var(--font-display);
  font-size: 1.6rem;
  font-weight: 800;
  line-height: 1.12;
  letter-spacing: 0.01em;
  text-transform: uppercase;
  color: var(--si-black);
  margin-bottom: var(--sp-2);
}

/* ---------- 7B. VISUAL WORLD ---------- */
.visual-world {
  overflow: hidden;
  background:
    radial-gradient(760px 520px at 94% 6%, rgba(191, 217, 232, 0.3), transparent 68%),
    radial-gradient(620px 420px at 4% 96%, rgba(234, 215, 197, 0.24), transparent 70%),
    var(--si-warm-white);
  border-top: var(--hairline);
}
.world-intro {
  display: grid;
  grid-template-columns: minmax(0, 7fr) minmax(280px, 4fr);
  gap: var(--sp-8);
  align-items: end;
  margin-bottom: var(--sp-8);
}
.world-intro .body-lg { margin-left: auto; }

.media-mosaic {
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  grid-template-rows: repeat(2, minmax(0, auto));
  gap: var(--sp-3);
}
.media-frame {
  margin: 0;
  min-width: 0;
  display: grid;
  grid-template-rows: minmax(0, 1fr) auto;
  --parallax-y: 0px;
}
.media-architecture { grid-column: 1 / 9; grid-row: 1; }
.media-operator { grid-column: 9 / 13; grid-row: 1 / 3; }
.media-system { grid-column: 1 / 9; grid-row: 2; }

.media-window {
  position: relative;
  min-height: 0;
  overflow: hidden;
  isolation: isolate;
  background: var(--si-cloud);
  border-top: 1px solid rgba(36, 40, 43, 0.22);
}
.media-architecture .media-window,
.media-system .media-window { aspect-ratio: 16 / 9; }
.media-operator .media-window { height: 100%; }
.media-window img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transform: translate3d(0, var(--parallax-y), 0) scale(1.065);
  transition: transform 1.1s var(--ease-out), filter 0.6s var(--ease-out);
  will-change: transform;
}
.media-frame:hover .media-window img { transform: translate3d(0, var(--parallax-y), 0) scale(1.025); }
.media-window::after {
  content: "";
  position: absolute;
  z-index: 2;
  top: 14px;
  right: 14px;
  width: 48px;
  height: 48px;
  border-top: 1px solid rgba(255, 255, 255, 0.72);
  border-right: 1px solid rgba(255, 255, 255, 0.72);
  pointer-events: none;
}
.media-light {
  position: absolute;
  z-index: 1;
  inset: -20%;
  background: linear-gradient(112deg, transparent 38%, rgba(255, 255, 255, 0.3) 49%, transparent 60%);
  transform: translateX(-120%);
  animation: media-light-pass 13s var(--ease-out) infinite;
  pointer-events: none;
}
.media-operator .media-light { animation-delay: 2.8s; }
.media-system .media-light { animation-delay: 5.2s; }
@keyframes media-light-pass {
  0%, 56% { transform: translateX(-120%); }
  78%, 100% { transform: translateX(120%); }
}
.media-frame figcaption {
  display: flex;
  justify-content: space-between;
  gap: var(--sp-2);
  padding: 10px 0 12px;
  border-bottom: 1px solid rgba(36, 40, 43, 0.22);
  font-family: var(--font-body);
  font-size: 0.66rem;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: rgba(36, 40, 43, 0.72);
}
.media-frame figcaption span:last-child { text-align: right; }

.js .media-frame .media-window {
  clip-path: inset(8% 8% 8% 8%);
  transition: clip-path 1s var(--ease-out);
}
.js .media-frame.is-visible .media-window { clip-path: inset(0 0 0 0); }
.js .media-frame:not(.is-visible) img { transform: translate3d(0, 22px, 0) scale(1.11); }

/* ---------- 8. DIAGNOSTIC ---------- */
.diagnostic {
  background:
    linear-gradient(180deg, var(--si-cloud) 0%, var(--si-ice) 120%);
  border-top: var(--hairline);
}
.diagnostic-intro { margin-bottom: var(--sp-6); }
.diag-layout {
  display: grid;
  grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
  gap: var(--sp-6);
  align-items: start;
}

.diag-choices { display: flex; flex-direction: column; gap: var(--sp-1); }
.diag-choice {
  display: flex;
  align-items: center;
  gap: var(--sp-2);
  width: 100%;
  min-height: 56px;
  padding: 14px 4px;
  text-align: left;
  background: transparent;
  border: 0;
  border-bottom: 1px solid rgba(36, 40, 43, 0.2);
  border-radius: 0;
  font-family: var(--font-body);
  font-size: 0.98rem;
  color: var(--si-graphite);
  cursor: pointer;
  transition: border-color 0.25s var(--ease-out), background-color 0.25s var(--ease-out),
              transform 0.25s var(--ease-out), box-shadow 0.25s var(--ease-out);
}
.diag-choice:first-child { border-top: 1px solid rgba(36, 40, 43, 0.2); }
.diag-choice:hover { border-color: var(--si-optical-blue); transform: translateX(4px); }
.diag-choice[aria-pressed="true"] {
  background: linear-gradient(90deg, rgba(220, 236, 243, 0.72), rgba(220, 236, 243, 0));
  border-color: var(--si-optical-blue);
  box-shadow: inset 2px 0 0 var(--si-optical-blue);
}
.choice-index {
  flex: 0 0 auto;
  width: 30px; height: 30px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--si-pale-silver);
  border-radius: 50%;
  font-size: var(--text-meta);
  font-weight: 700;
  letter-spacing: 0.08em;
  color: rgba(36, 40, 43, 0.66);
}
.diag-choice[aria-pressed="true"] .choice-index {
  border-color: var(--si-optical-blue);
  color: var(--si-optical-blue);
}
.choice-text { flex: 1 1 auto; }

/* Glass panel — optical material per SI_LAYOUT_TOKENS glass recipe */
.diag-panel {
  display: grid;
  grid-template-columns: minmax(0, 5fr) minmax(0, 6fr);
  gap: var(--sp-4);
  padding: var(--sp-4);
  background: rgba(247, 247, 243, 0.66);
  -webkit-backdrop-filter: blur(16px) saturate(1.15);
  backdrop-filter: blur(16px) saturate(1.15);
  border: 1px solid rgba(255, 255, 255, 0.85);
  border-radius: 6px;
  box-shadow: 0 26px 70px -58px rgba(36, 40, 43, 0.5), inset 0 1px 0 rgba(255, 255, 255, 0.9);
}

.diag-map-wrap { display: flex; align-items: center; }
.diag-map { width: 100%; height: auto; }
.edge {
  stroke: var(--si-pale-silver);
  stroke-width: 1;
  transition: stroke 0.4s var(--ease-out), stroke-width 0.4s var(--ease-out);
}
.edge.is-active {
  stroke: var(--si-optical-blue);
  stroke-width: 1.6;
  stroke-dasharray: 7 5;
  animation: edge-flow 1.8s linear infinite;
}
@keyframes edge-flow { to { stroke-dashoffset: -24; } }
.node-dot {
  fill: var(--si-pale-silver);
  transition: fill 0.4s var(--ease-out), r 0.4s var(--ease-out);
}
.map-node.is-active .node-dot { fill: var(--si-optical-blue); }
.map-label {
  font-family: var(--font-body);
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.18em;
  fill: rgba(36, 40, 43, 0.72);
  transition: fill 0.4s var(--ease-out);
}
.map-node.is-active .map-label { fill: var(--si-graphite); }
.core-ring {
  fill: none;
  stroke: var(--si-pale-silver);
  stroke-width: 1;
  transition: stroke 0.4s var(--ease-out);
}
.core-dot { fill: var(--si-graphite); transition: fill 0.4s var(--ease-out); }
.core-label { fill: var(--si-graphite); font-size: 11px; }
.diag-map.has-selection .core-ring { stroke: var(--si-optical-blue); }
.diag-map.has-selection .core-dot { fill: var(--si-optical-blue); }

.diag-responses { position: relative; min-height: 220px; }
.diag-response { display: block; margin-bottom: var(--sp-3); }
.diag-response-default { display: none; }
.js .diag-response { display: none; margin-bottom: 0; }
.js .diag-response.is-active { display: block; animation: response-in 0.45s var(--ease-out); }
@keyframes response-in {
  from { opacity: 0; transform: translateY(8px); }
  to   { opacity: 1; transform: translateY(0); }
}
.response-title {
  font-size: 1.15rem;
  font-weight: 700;
  letter-spacing: 0.02em;
  text-transform: uppercase;
  color: var(--si-black);
  margin-bottom: var(--sp-2);
}
.diag-response p {
  font-size: 0.98rem;
  line-height: 1.68;
  color: rgba(36, 40, 43, 0.82);
}

/* ---------- 9. CAPABILITIES ---------- */
.capabilities { background: var(--si-pearl); border-top: var(--hairline); }
.capabilities-grid {
  display: grid;
  grid-template-columns: minmax(0, 4fr) minmax(0, 7fr);
  gap: var(--sp-8);
  align-items: start;
}
.capabilities-head { position: sticky; top: calc(var(--header-h) + var(--sp-6)); }

.layer-stack {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: var(--hairline);
}
.layer {
  display: grid;
  grid-template-columns: 72px minmax(0, 1fr);
  gap: var(--sp-3);
  padding: var(--sp-4) 0;
  border-bottom: var(--hairline);
  position: relative;
}
/* Hairline connector between layers — the system reading as one column */
.layer:not(:last-child)::after {
  content: "";
  position: absolute;
  left: 35px;
  bottom: -1px;
  width: 1px;
  height: 1px;
}
.layer-num {
  font-family: var(--font-display);
  font-size: 1.6rem;
  font-weight: 300;
  color: var(--si-optical-blue);
  letter-spacing: 0.04em;
  padding-top: 2px;
}
.layer-title {
  font-size: 1.25rem;
  font-weight: 700;
  letter-spacing: 0.01em;
  text-transform: uppercase;
  color: var(--si-black);
  margin-bottom: 6px;
}
.layer-body p {
  font-size: 0.98rem;
  color: rgba(36, 40, 43, 0.78);
  max-width: 56ch;
}

/* ---------- 10. METHOD ---------- */
.method {
  background: linear-gradient(180deg, var(--si-warm-white) 0%, var(--si-pearl) 100%);
  border-top: var(--hairline);
}
.method-track {
  list-style: none;
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: var(--sp-3);
  margin: var(--sp-6) 0 0;
  padding: 0;
  counter-reset: step;
}
.method-step {
  position: relative;
  padding-top: var(--sp-3);
  border-top: 2px solid var(--si-pale-silver);
}
.method-step::before {
  content: "";
  position: absolute;
  top: -2px; left: 0;
  width: 48px; height: 2px;
  background: var(--si-optical-blue);
}
.step-num {
  display: inline-block;
  font-family: var(--font-display);
  font-size: 2.2rem;
  font-weight: 300;
  color: rgba(36, 40, 43, 0.4);
  line-height: 1;
  margin-bottom: var(--sp-2);
}
.step-title {
  font-size: 1.05rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--si-black);
  margin-bottom: 6px;
}
.method-step p {
  font-size: 0.9rem;
  line-height: 1.6;
  color: rgba(36, 40, 43, 0.76);
}

/* Scroll-driven progression: steps firm up as they enter view */
.method-step { opacity: 1; transition: opacity 0.6s var(--ease-out); }
.js .method-step { opacity: 0.45; }
.js .method-step.is-visible { opacity: 1; }

/* ---------- 11. POINT OF VIEW ---------- */
.pov {
  background:
    radial-gradient(900px 420px at 85% 120%, rgba(234, 215, 197, 0.35) 0%, rgba(234, 215, 197, 0) 62%),
    var(--si-cloud);
  border-top: var(--hairline);
  padding: var(--sp-16) 0;
}
.pov-grid {
  display: grid;
  grid-template-columns: minmax(0, 7fr) minmax(0, 4fr);
  gap: var(--sp-6);
  align-items: end;
}
.pov-line {
  font-family: var(--font-display);
  text-transform: uppercase;
  margin: 0;
}
.pov-line-strong {
  font-size: clamp(1.8rem, 4vw, 3.4rem);
  font-weight: 800;
  letter-spacing: -0.005em;
  line-height: 1.08;
  color: var(--si-black);
}
.pov-line-light { font-weight: 300; color: var(--si-graphite); }
.pov-line-support {
  font-size: clamp(1rem, 1.6vw, 1.35rem);
  font-weight: 600;
  letter-spacing: 0.14em;
  line-height: 1.5;
  color: rgba(36, 40, 43, 0.72);
  border-top: 2px solid var(--si-optical-blue);
  padding-top: var(--sp-3);
}

/* ---------- 12. CONTACT ---------- */
.contact { background: var(--si-pearl); border-top: var(--hairline); }
.contact-grid {
  display: grid;
  grid-template-columns: minmax(0, 5fr) minmax(0, 6fr);
  gap: var(--sp-8);
  align-items: start;
}
.contact-action {
  padding: var(--sp-4);
  background: rgba(242, 239, 232, 0.6);
  border: var(--hairline);
  border-radius: 4px;
  box-shadow: none;
}
.contact-handle {
  margin: var(--sp-2) 0 var(--sp-3);
  font-family: var(--font-display);
  font-size: clamp(2.2rem, 5vw, 4.75rem);
  font-weight: 700;
  line-height: 0.95;
  letter-spacing: -0.035em;
  color: var(--si-black);
}
.contact-prompts {
  list-style: none;
  margin: var(--sp-4) 0;
  padding: 0;
  border-top: var(--hairline);
}
.contact-prompts li {
  display: grid;
  grid-template-columns: 54px 1fr;
  gap: var(--sp-2);
  align-items: center;
  min-height: 58px;
  border-bottom: var(--hairline);
  font-size: 0.88rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}
.contact-prompts span { color: var(--si-optical-blue); }
.contact-action-button { width: 100%; }
.contact-action-button span { margin-left: 0.55rem; }
.contact-fineprint { margin: var(--sp-2) 0 0; letter-spacing: 0.12em; }
.footer-social {
  color: var(--si-cloud);
  font-size: 0.82rem;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-decoration: none;
}
.footer-social:hover { color: var(--si-sky); }

/* ---------- 13. FOOTER ---------- */
.site-footer {
  background: var(--si-graphite);
  color: var(--si-cloud);
  padding: var(--sp-8) 0;
}
.footer-inner { display: grid; gap: var(--sp-1); }
.footer-mark {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 0.82rem;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--si-pearl);
  margin: 0;
}
.footer-line {
  font-family: var(--font-display);
  font-weight: 300;
  font-size: 1.05rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: rgba(233, 237, 240, 0.86);
  margin: 0;
}
.footer-meta { color: rgba(233, 237, 240, 0.72); margin: var(--sp-2) 0 0; }

/* ---------- 14. REVEAL MOTION (JS-gated; content visible without JS) ---------- */
.js .reveal {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 0.7s var(--ease-out), transform 0.7s var(--ease-out);
  transition-delay: var(--reveal-delay, 0s);
}
.js .reveal.is-visible { opacity: 1; transform: translateY(0); }

/* ---------- 15. RESPONSIVE ---------- */
@media (max-width: 1180px) {
  .section { padding: var(--sp-12) 0; }
  .hero-inner { grid-template-columns: minmax(0, 1fr); gap: var(--sp-6); }
  .hero-mark { max-width: min(92vw, 620px); margin: 0; justify-self: start; }
  .hero-title { font-size: clamp(2.6rem, 8vw, 4.6rem); }
  .logo-stage { animation-name: si-depth-compact; }
  .type-live-a, .type-live-b { animation-duration: 14s; }
  .system-grid,
  .capabilities-grid,
  .contact-grid,
  .diag-layout { grid-template-columns: minmax(0, 1fr); gap: var(--sp-6); }
  .world-intro { grid-template-columns: minmax(0, 1fr); gap: var(--sp-3); }
  .world-intro .body-lg { margin-left: 0; }
  .system-right { border-left: none; padding-left: 0; border-top: var(--hairline); padding-top: var(--sp-4); }
  .capabilities-head { position: static; }
  .pov-grid { grid-template-columns: minmax(0, 1fr); gap: var(--sp-4); align-items: start; }
  .method-track { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: var(--sp-4); }
}

@media (max-width: 760px) {
  :root { --header-h: 64px; }

  /* Accessible mobile menu */
  .menu-toggle { display: inline-flex; }
  .site-nav {
    position: fixed;
    top: var(--header-h);
    left: 0;
    right: 0;
    z-index: 99;
    flex-direction: column;
    align-items: stretch;
    gap: var(--sp-2);
    padding: var(--sp-3) var(--gutter) var(--sp-4);
    background: rgba(247, 247, 243, 0.96);
    -webkit-backdrop-filter: blur(16px);
    backdrop-filter: blur(16px);
    border-bottom: var(--hairline);
    box-shadow: var(--shadow-soft);
    transform: translateY(-8px);
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.25s var(--ease-out), transform 0.25s var(--ease-out), visibility 0.25s;
  }
  .menu-open .site-nav { transform: translateY(0); opacity: 1; visibility: visible; }
  .nav-list { flex-direction: column; gap: 0; }
  .nav-link {
    display: block;
    min-height: 48px;
    padding: 14px 2px;
    border-bottom: var(--hairline);
    font-size: 0.85rem;
  }
  .nav-link:hover { border-bottom-color: var(--si-optical-blue); }
  .nav-cta { width: 100%; margin-top: var(--sp-2); }

  .diag-panel { grid-template-columns: minmax(0, 1fr); }
  .diag-map-wrap { max-width: 380px; margin: 0 auto; }
  .diag-responses { min-height: 0; }
  .visual-world { padding-bottom: var(--sp-8); }
  .world-intro { margin-bottom: var(--sp-6); }
  .media-mosaic {
    display: flex;
    gap: var(--sp-2);
    overflow-x: auto;
    scroll-snap-type: x mandatory;
    overscroll-behavior-inline: contain;
    scrollbar-width: thin;
    padding-bottom: var(--sp-2);
  }
  .media-frame {
    flex: 0 0 min(82vw, 340px);
    scroll-snap-align: start;
  }
  .media-architecture .media-window,
  .media-operator .media-window,
  .media-system .media-window { height: auto; aspect-ratio: 4 / 5; }
  .media-frame figcaption { flex-direction: column; gap: 3px; }
  .media-frame figcaption span:last-child { text-align: left; }
  .method-track { grid-template-columns: minmax(0, 1fr); }
  .layer { grid-template-columns: 56px minmax(0, 1fr); }
  .hero { padding: var(--sp-8) 0 var(--sp-6); }
  .hero-meta { flex-direction: column; gap: 2px; letter-spacing: 0.15em; }
  .hero-scroll-hint { margin-top: var(--sp-6); }
  .statement { max-width: none; }
}

@media (max-width: 400px) {
  .wordmark-name { font-size: 0.7rem; letter-spacing: 0.17em; }
  .btn { padding: 12px 20px; }
}

/* ---------- 16. REDUCED MOTION ---------- */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .logo-sheen { animation: none; opacity: 0; }
  .logo-plate, .logo-stage { transform: none !important; }
  .fog, .hero-mist, .type-live, .type-live-meta,
  .stars, .sun-field, .sun-rays, .sun-glow, .earth-track, .earth-clouds,
  .moon-orbit, .moon, .earth-system { animation: none !important; }
  .signal-track { animation: none; }
  .media-light { animation: none; opacity: 0; }
  .js .media-frame .media-window { clip-path: none; transition: none; }
  .media-window img,
  .media-frame:hover .media-window img,
  .js .media-frame:not(.is-visible) img { transform: none; transition: none; }
  .js .reveal { opacity: 1; transform: none; transition: none; }
  .method-step { opacity: 1; transition: none; }
  .diag-choice { transition: none; }
  .diag-choice:hover { transform: none; }
  .diag-response.is-active { animation: none; }
  *, *::before, *::after {
    animation-duration: 0.001s !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001s !important;
  }
}

/* ---------- 17. PRINT ---------- */
@media print {
  .site-header, .menu-toggle, .hero-scroll-hint, .logo-sheen, .signal-band, .hero-fog, .hero-mist, .space { display: none; }
  .hero { background: #fff !important; }
  .hero .hero-title, .hero .hero-sub, .hero .meta-line, .hero .editorial-link, .hero .line-light { color: #0B0D0E !important; text-shadow: none; }
  body { background: #fff; }
}

/* ============================================================
   18. CINEMATIC MIAMI HERO — v2
   Full-screen editorial architecture with the unchanged official
   JPEG moving as a physical image plane. Motion is split across
   nested axes so the SI object never reads as a flat one-way loop.
   ============================================================ */

/* With JS, the header becomes a SpaceX-like overlay above the hero and
   resolves back to the light SI navigation once the hero is cleared. */
.js .site-header {
  position: fixed;
  left: 0;
  right: 0;
  transition: background-color 0.35s var(--ease-out),
              border-color 0.35s var(--ease-out),
              box-shadow 0.35s var(--ease-out);
}
.js .site-header:not(.is-solid):not(.menu-open) {
  background: linear-gradient(180deg, rgba(5, 15, 20, 0.48), rgba(5, 15, 20, 0));
  border-bottom-color: rgba(255, 255, 255, 0.12);
  -webkit-backdrop-filter: none;
  backdrop-filter: none;
}
.js .site-header:not(.is-solid):not(.menu-open) .wordmark-name,
.js .site-header:not(.is-solid):not(.menu-open) .nav-link {
  color: var(--si-pearl);
  text-shadow: 0 2px 18px rgba(5, 15, 20, 0.3);
}
.js .site-header:not(.is-solid):not(.menu-open) .nav-link:hover {
  border-bottom-color: rgba(255, 255, 255, 0.82);
}
.js .site-header:not(.is-solid):not(.menu-open) .nav-cta {
  color: var(--si-pearl);
  background: rgba(5, 15, 20, 0.12);
  border-color: rgba(255, 255, 255, 0.64);
  box-shadow: none;
}
.js .site-header:not(.is-solid):not(.menu-open) .nav-cta:hover {
  background: var(--si-pearl);
  color: var(--si-black);
}
.js .site-header:not(.is-solid):not(.menu-open) .menu-toggle {
  color: var(--si-pearl);
  border-color: rgba(255, 255, 255, 0.5);
}
.js .site-header:not(.is-solid):not(.menu-open) .menu-toggle-icon span {
  background: var(--si-pearl);
}
.js .site-header.is-solid,
.js .site-header.menu-open {
  background: rgba(247, 247, 243, 0.9);
  border-bottom-color: var(--si-pale-silver);
  -webkit-backdrop-filter: blur(14px) saturate(1.2);
  backdrop-filter: blur(14px) saturate(1.2);
  box-shadow: 0 12px 36px -34px rgba(11, 13, 14, 0.65);
}

.hero.hero-cinematic {
  --scene-x: 0px;
  --scene-y: 0px;
  --scene-scroll: 0px;
  --copy-scroll: 0px;
  --logo-pointer-x: 0deg;
  --logo-pointer-y: 0deg;
  --logo-pointer-z: 0px;
  position: relative;
  display: grid;
  min-height: max(720px, 100svh);
  padding: 0;
  overflow: hidden;
  isolation: isolate;
  color: var(--si-pearl);
  background: #6f9eb1;
}
.hero-cinematic::before,
.hero-cinematic::after {
  content: none;
}

.hero-scene,
.hero-camera,
.hero-backdrop,
.hero-exposure,
.hero-sun-sweep,
.hero-water-shimmer,
.hero-architectural-grid {
  position: absolute;
  inset: 0;
}
.hero-scene {
  z-index: 0;
  overflow: hidden;
  pointer-events: none;
}
.hero-camera {
  inset: -5%;
  transform: translate3d(var(--scene-x), calc(var(--scene-y) + var(--scene-scroll)), 0);
  will-change: transform;
}
.hero-backdrop {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: 50% 50%;
  max-width: none;
  filter: saturate(1.16) contrast(1.015) brightness(1.1) sepia(0.025);
  animation: miami-camera-drift 24s cubic-bezier(0.45, 0.05, 0.2, 1) infinite alternate;
  will-change: transform;
}
@keyframes miami-camera-drift {
  0%   { transform: scale(1.045) translate3d(-0.8%, -0.4%, 0); }
  42%  { transform: scale(1.085) translate3d(0.2%, -0.9%, 0); }
  100% { transform: scale(1.12) translate3d(1.1%, 0.4%, 0); }
}

/* Localized contrast only: the photographic Miami environment stays bright. */
.hero-exposure {
  z-index: 1;
  background:
    linear-gradient(180deg, rgba(4, 13, 18, 0.34) 0%, rgba(4, 13, 18, 0.02) 27%, rgba(4, 13, 18, 0.03) 48%, rgba(4, 13, 18, 0.76) 100%),
    linear-gradient(90deg, rgba(4, 13, 18, 0.52) 0%, rgba(4, 13, 18, 0.24) 34%, rgba(4, 13, 18, 0.04) 58%, transparent 72%),
    radial-gradient(ellipse at 72% 12%, rgba(255, 240, 211, 0.18), transparent 46%);
}
.hero-sun-sweep {
  z-index: 2;
  inset: -32%;
  background: radial-gradient(circle at 72% 22%, rgba(255, 248, 224, 0.42) 0%, rgba(234, 215, 197, 0.18) 19%, transparent 46%);
  mix-blend-mode: screen;
  opacity: 0.75;
  animation: miami-sun-sweep 15s ease-in-out infinite alternate;
  will-change: transform, opacity;
}
@keyframes miami-sun-sweep {
  0%   { transform: translate3d(-4%, 2%, 0) scale(0.96); opacity: 0.44; }
  55%  { transform: translate3d(4%, -2%, 0) scale(1.06); opacity: 0.82; }
  100% { transform: translate3d(9%, 1%, 0) scale(1); opacity: 0.58; }
}
.hero-water-shimmer {
  z-index: 2;
  top: 61%;
  background: repeating-linear-gradient(101deg,
    transparent 0 8%,
    rgba(220, 236, 243, 0.2) 9%,
    transparent 11% 19%);
  -webkit-mask-image: linear-gradient(180deg, transparent, rgba(0, 0, 0, 0.62) 40%, transparent 95%);
  mask-image: linear-gradient(180deg, transparent, rgba(0, 0, 0, 0.62) 40%, transparent 95%);
  mix-blend-mode: screen;
  opacity: 0.44;
  animation: water-reflection-shift 11s ease-in-out infinite alternate;
  will-change: transform;
}
@keyframes water-reflection-shift {
  from { transform: translate3d(-4%, 0, 0) skewX(-3deg); }
  to   { transform: translate3d(5%, 1.2%, 0) skewX(2deg); }
}
.hero-architectural-grid {
  z-index: 2;
  background:
    linear-gradient(90deg, transparent 0 74%, rgba(255, 255, 255, 0.22) 74%, transparent calc(74% + 1px)),
    linear-gradient(180deg, transparent 0 42%, rgba(255, 255, 255, 0.14) 42%, transparent calc(42% + 1px));
  opacity: 0.6;
}

.hero-content {
  position: relative;
  z-index: 5;
  align-self: stretch;
  width: 100%;
  max-width: 1280px;
  min-height: max(720px, 100svh);
  margin: 0 auto;
  padding: calc(var(--header-h) + clamp(40px, 8vh, 96px)) var(--gutter) clamp(58px, 8vh, 96px);
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(280px, 0.42fr);
  grid-template-rows: 1fr auto;
  gap: var(--sp-4);
  align-items: end;
  pointer-events: none;
}
.hero-content a { pointer-events: auto; }
.hero-cinematic .hero-copy {
  position: relative;
  z-index: 2;
  align-self: end;
  max-width: min(900px, 68vw);
  padding-right: var(--sp-4);
  transform: translate3d(0, var(--copy-scroll), 0);
  will-change: transform;
}
.hero-kicker {
  display: flex;
  align-items: center;
  gap: 10px;
  margin: 0 0 var(--sp-2);
  color: rgba(247, 247, 243, 0.84);
  font-size: 0.7rem;
  font-weight: 650;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  text-shadow: 0 2px 18px rgba(4, 13, 18, 0.56);
}
.hero-status-dot {
  width: 7px;
  height: 7px;
  flex: 0 0 auto;
  border-radius: 50%;
  background: var(--si-sky);
  box-shadow: 0 0 0 5px rgba(191, 217, 232, 0.14);
  animation: hero-status-pulse 2.8s ease-in-out infinite;
}
@keyframes hero-status-pulse {
  0%, 100% { opacity: 0.72; transform: scale(0.9); }
  50% { opacity: 1; transform: scale(1.08); }
}
.hero-cinematic .hero-title {
  max-width: none;
  margin: 0 0 var(--sp-3);
  color: var(--si-pearl);
  font-size: clamp(3.15rem, 5.25vw, 6.5rem);
  line-height: 0.88;
  letter-spacing: -0.035em;
  text-transform: uppercase;
  text-wrap: balance;
  text-shadow: 0 8px 38px rgba(4, 13, 18, 0.52);
}
.hero-cinematic .line-strong,
.hero-cinematic .line-light { display: block; }
.hero-cinematic .line-strong {
  font-weight: 780;
  white-space: nowrap;
}
.hero-cinematic .line-light {
  color: rgba(247, 247, 243, 0.9);
  font-weight: 380;
  letter-spacing: -0.018em;
}
.hero-cinematic .hero-sub {
  max-width: 50ch;
  margin: 0 0 var(--sp-4);
  color: rgba(247, 247, 243, 0.88);
  font-size: clamp(1rem, 1.3vw, 1.24rem);
  line-height: 1.55;
  text-shadow: 0 3px 24px rgba(4, 13, 18, 0.68);
}
.hero-cinematic .hero-actions {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--sp-2) var(--sp-3);
}
.hero-btn-primary {
  min-width: 208px;
  justify-content: space-between;
  gap: var(--sp-3);
  color: var(--si-black);
  background: var(--si-pearl);
  border: 1px solid rgba(247, 247, 243, 0.9);
  box-shadow: 0 18px 42px -26px rgba(4, 13, 18, 0.9);
}
.hero-btn-primary:hover {
  color: var(--si-pearl);
  background: rgba(4, 13, 18, 0.72);
  border-color: rgba(247, 247, 243, 0.82);
}
.hero-btn-primary span {
  font-size: 1.05rem;
  transition: transform 0.25s var(--ease-out);
}
.hero-btn-primary:hover span { transform: translate3d(3px, -3px, 0); }
.hero-text-link {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  min-height: 48px;
  padding: 10px 2px;
  color: var(--si-pearl);
  border-bottom: 1px solid rgba(247, 247, 243, 0.52);
  font-size: 0.76rem;
  font-weight: 650;
  letter-spacing: 0.14em;
  text-decoration: none;
  text-transform: uppercase;
  text-shadow: 0 2px 18px rgba(4, 13, 18, 0.55);
}
.hero-text-link:hover { border-bottom-color: var(--si-pearl); }

.hero-telemetry {
  grid-column: 2;
  align-self: end;
  justify-self: end;
  display: grid;
  gap: 4px;
  padding-left: var(--sp-3);
  border-left: 1px solid rgba(247, 247, 243, 0.42);
  color: rgba(247, 247, 243, 0.74);
  font-size: 0.68rem;
  font-weight: 600;
  letter-spacing: 0.18em;
  line-height: 1.5;
  text-align: right;
  text-transform: uppercase;
  text-shadow: 0 2px 16px rgba(4, 13, 18, 0.72);
}

/* Independent 3D object zone: flight path → yaw → pitch/roll → pointer inertia. */
.hero-object-zone {
  position: absolute;
  z-index: 4;
  top: clamp(92px, 11vh, 120px);
  right: max(var(--gutter), calc((100vw - 1280px) / 2 + var(--gutter)));
  width: clamp(270px, 23.6vw, 340px);
  aspect-ratio: 1;
  perspective: 1500px;
  pointer-events: none;
}
.hero-mark-cinematic {
  position: relative;
  width: 100%;
  height: 100%;
  margin: 0;
  transform-style: preserve-3d;
}
.si-flight,
.si-yaw,
.si-pitch,
.si-pointer,
.si-object {
  position: absolute;
  inset: 0;
  transform-style: preserve-3d;
  will-change: transform;
}
.si-flight { animation: si-flight-path 13s cubic-bezier(0.45, 0.05, 0.2, 1) infinite; }
.si-yaw { animation: si-yaw-cycle 17s ease-in-out infinite; }
.si-pitch { animation: si-pitch-roll 11s ease-in-out infinite; }
.si-pointer {
  transform: rotateX(var(--logo-pointer-x)) rotateY(var(--logo-pointer-y)) translateZ(var(--logo-pointer-z));
  transition: transform 90ms linear;
}
.si-object { animation: si-depth-breathe 9s ease-in-out infinite; }
@keyframes si-flight-path {
  0%, 100% { transform: translate3d(0, 0, 0) scale(0.985); }
  24% { transform: translate3d(16px, -17px, 26px) scale(1.015); }
  51% { transform: translate3d(-11px, -7px, 58px) scale(1.035); }
  77% { transform: translate3d(18px, 13px, 18px) scale(1); }
}
@keyframes si-yaw-cycle {
  0%, 100% { transform: rotateY(-4.5deg); }
  34% { transform: rotateY(5.8deg); }
  66% { transform: rotateY(-2deg); }
  84% { transform: rotateY(3.4deg); }
}
@keyframes si-pitch-roll {
  0%, 100% { transform: rotateX(2.2deg) rotateZ(-0.65deg); }
  38% { transform: rotateX(-3.8deg) rotateZ(0.8deg); }
  72% { transform: rotateX(1.4deg) rotateZ(0.25deg); }
}
@keyframes si-depth-breathe {
  0%, 100% { transform: translateZ(0); }
  50% { transform: translateZ(18px); }
}

.si-image-plane,
.si-depth {
  position: absolute;
  aspect-ratio: 1;
}
.si-image-plane {
  inset: 5.5%;
  z-index: 3;
  overflow: hidden;
  background: var(--si-logo-plate);
  box-shadow:
    12px 28px 66px -32px rgba(4, 13, 18, 0.76),
    4px 12px 28px -18px rgba(4, 13, 18, 0.58),
    0 0 0 1px rgba(255, 255, 255, 0.46);
  transform: translateZ(16px);
}
.si-image-plane .logo-img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}
.si-depth {
  pointer-events: none;
}
.si-depth-back {
  inset: 5.5%;
  z-index: 1;
  background: linear-gradient(145deg, #edf0ef, #cedade 58%, #a8bcc5);
  box-shadow: 0 24px 58px -32px rgba(4, 13, 18, 0.82);
  transform: translate3d(10px, 12px, -18px);
}
.si-depth-side {
  z-index: 2;
  top: 5.9%;
  right: 2.6%;
  width: 3.2%;
  height: 88.1%;
  aspect-ratio: auto;
  background: linear-gradient(180deg, #edf0ef, #b9ccd3 62%, #8ea9b4);
  -webkit-clip-path: polygon(0 0, 100% 8%, 100% 100%, 0 94%);
  clip-path: polygon(0 0, 100% 8%, 100% 100%, 0 94%);
  transform: translateZ(1px);
  transform-origin: left center;
  opacity: 0.94;
}
.si-object::after {
  content: "";
  position: absolute;
  z-index: 2;
  left: 6.2%;
  right: 2.7%;
  bottom: 2.6%;
  height: 3.2%;
  background: linear-gradient(90deg, #d6e1e3, #a9bec7 72%, #829eaa);
  -webkit-clip-path: polygon(0 0, 96% 0, 100% 100%, 2% 100%);
  clip-path: polygon(0 0, 96% 0, 100% 100%, 2% 100%);
  transform: translateZ(1px);
  pointer-events: none;
}

.si-orbit-field {
  position: absolute;
  inset: -12%;
  transform-style: preserve-3d;
  display: none;
  opacity: 0.74;
}
.si-orbit,
.si-axis {
  position: absolute;
  pointer-events: none;
}
.si-orbit {
  inset: 7%;
  border: 1px solid rgba(247, 247, 243, 0.46);
  border-radius: 50%;
  transform-style: preserve-3d;
}
.si-orbit-a { animation: orbit-a 18s linear infinite; }
.si-orbit-b {
  inset: 12% 1%;
  border-color: rgba(220, 236, 243, 0.32);
  animation: orbit-b 24s linear infinite reverse;
}
@keyframes orbit-a {
  from { transform: rotateX(68deg) rotateZ(0deg); }
  to   { transform: rotateX(68deg) rotateZ(360deg); }
}
@keyframes orbit-b {
  from { transform: rotateY(66deg) rotateZ(0deg); }
  to   { transform: rotateY(66deg) rotateZ(360deg); }
}
.si-axis-x {
  left: 0;
  right: 0;
  top: 50%;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(247, 247, 243, 0.32), transparent);
  animation: axis-breathe 5s ease-in-out infinite;
}
.si-axis-y {
  top: 0;
  bottom: 0;
  left: 50%;
  width: 1px;
  background: linear-gradient(180deg, transparent, rgba(247, 247, 243, 0.26), transparent);
  animation: axis-breathe 5s ease-in-out 1.8s infinite;
}
@keyframes axis-breathe {
  0%, 100% { opacity: 0.24; transform: scale(0.82); }
  50% { opacity: 0.72; transform: scale(1); }
}
.si-ground-shadow {
  position: absolute;
  z-index: -1;
  left: 16%;
  right: 10%;
  bottom: -9%;
  height: 16%;
  border-radius: 50%;
  background: radial-gradient(ellipse, rgba(4, 13, 18, 0.48) 0%, rgba(4, 13, 18, 0.12) 42%, transparent 72%);
  filter: blur(10px);
  transform: perspective(700px) rotateX(72deg);
  animation: si-shadow-travel 13s ease-in-out infinite;
}
@keyframes si-shadow-travel {
  0%, 100% { opacity: 0.48; transform: translate3d(0, 0, 0) perspective(700px) rotateX(72deg) scale(0.94); }
  50% { opacity: 0.28; transform: translate3d(-14px, 7px, 0) perspective(700px) rotateX(72deg) scale(0.78); }
}
.si-object-label {
  position: absolute;
  right: 5%;
  bottom: -8%;
  margin: 0;
  color: rgba(247, 247, 243, 0.72);
  font-size: 0.68rem;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-align: right;
  text-shadow: 0 2px 16px rgba(4, 13, 18, 0.72);
}

.hero-scroll-cue {
  position: absolute;
  z-index: 6;
  right: clamp(18px, 2.2vw, 36px);
  bottom: clamp(26px, 5vh, 54px);
  display: grid;
  justify-items: center;
  gap: 10px;
  min-width: 44px;
  color: rgba(247, 247, 243, 0.72);
  font-size: 0.58rem;
  font-weight: 600;
  letter-spacing: 0.2em;
  text-decoration: none;
  text-transform: uppercase;
  writing-mode: vertical-rl;
}
.hero-scroll-cue i {
  display: block;
  width: 1px;
  height: 54px;
  overflow: hidden;
  background: rgba(247, 247, 243, 0.28);
  position: relative;
}
.hero-scroll-cue i::after {
  content: "";
  position: absolute;
  left: 0;
  top: -100%;
  width: 1px;
  height: 100%;
  background: var(--si-pearl);
  animation: scroll-cue-run 2.2s ease-in-out infinite;
}
@keyframes scroll-cue-run {
  0% { transform: translateY(0); }
  70%, 100% { transform: translateY(200%); }
}

.hero-enter-copy { animation: hero-copy-arrive 1s var(--ease-out) 0.12s both; }
.hero-enter-mark { animation: hero-mark-arrive 1.35s cubic-bezier(0.16, 1, 0.3, 1) 0.18s both; }
.hero-enter-meta { animation: hero-meta-arrive 0.8s var(--ease-out) 0.72s both; }
@keyframes hero-copy-arrive {
  from { opacity: 0; transform: translate3d(0, 30px, 0); }
  to   { opacity: 1; transform: translate3d(0, var(--copy-scroll), 0); }
}
@keyframes hero-mark-arrive {
  from { opacity: 0; transform: translate3d(46px, 12px, 0) scale(0.9); }
  to   { opacity: 1; transform: translate3d(0, 0, 0) scale(1); }
}
@keyframes hero-mark-arrive-mobile {
  from { opacity: 0; transform: translate3d(10px, 8px, 0) scale(0.94); }
  to   { opacity: 1; transform: translate3d(0, 0, 0) scale(1); }
}
@keyframes hero-meta-arrive {
  from { opacity: 0; transform: translateY(12px); }
  to   { opacity: 1; transform: translateY(0); }
}

@media (max-width: 1180px) {
  .hero-object-zone {
    top: clamp(88px, 11vh, 116px);
    right: var(--gutter);
    width: clamp(250px, 31vw, 330px);
  }
  .hero-cinematic .hero-copy { max-width: 72vw; }
  .hero-cinematic .hero-title { font-size: clamp(3rem, 7vw, 5.6rem); }
}

@media (max-width: 760px) {
  .hero.hero-cinematic,
  .hero-content { min-height: max(680px, 100svh); }
  .hero-backdrop { object-position: 74% 50%; }
  .hero-camera { inset: -4% -12%; }
  .hero-exposure {
    background:
      linear-gradient(180deg, rgba(4, 13, 18, 0.52) 0%, rgba(4, 13, 18, 0.08) 27%, rgba(4, 13, 18, 0.15) 48%, rgba(4, 13, 18, 0.9) 100%),
      linear-gradient(90deg, rgba(4, 13, 18, 0.24), transparent 74%);
  }
  .hero-architectural-grid {
    background:
      linear-gradient(90deg, transparent 0 82%, rgba(255, 255, 255, 0.18) 82%, transparent calc(82% + 1px)),
      linear-gradient(180deg, transparent 0 44%, rgba(255, 255, 255, 0.12) 44%, transparent calc(44% + 1px));
  }
  .hero-object-zone {
    top: calc(var(--header-h) + 34px);
    right: 16px;
    width: clamp(218px, 60vw, 278px);
  }
  .hero-enter-mark { animation-name: hero-mark-arrive-mobile; }
  .si-orbit-field { inset: -9%; opacity: 0.56; }
  .si-object-label { display: none; }
  .hero-content {
    display: flex;
    align-items: flex-end;
    padding: calc(var(--header-h) + 32px) var(--gutter) 48px;
  }
  .hero-cinematic .hero-copy {
    max-width: none;
    width: 100%;
    padding-right: 0;
  }
  .hero-kicker {
    max-width: 30ch;
    font-size: 0.62rem;
    letter-spacing: 0.15em;
  }
  .hero-cinematic .hero-title {
    max-width: 9.5ch;
    margin-bottom: var(--sp-2);
    font-size: clamp(2.65rem, 12.4vw, 4rem);
    line-height: 0.88;
  }
  .hero-cinematic .line-strong { white-space: normal; }
  .hero-cinematic .hero-sub {
    max-width: 34ch;
    margin-bottom: var(--sp-3);
    font-size: 0.96rem;
    line-height: 1.48;
  }
  .hero-cinematic .hero-actions { gap: 10px 16px; }
  .hero-btn-primary { min-width: 190px; }
  .hero-text-link { font-size: 0.68rem; }
  .hero-telemetry,
  .hero-scroll-cue { display: none; }
}

@media (max-width: 400px) {
  .hero-object-zone {
    top: calc(var(--header-h) + 28px);
    right: 20px;
    width: min(61vw, 238px);
  }
  .hero-content { padding-bottom: 38px; }
  .hero-cinematic .hero-title { font-size: clamp(2.48rem, 12vw, 3.25rem); }
  .hero-cinematic .hero-sub { max-width: 31ch; font-size: 0.9rem; }
  .hero-btn-primary { min-width: 184px; }
}

@media (max-height: 760px) and (min-width: 761px) {
  .hero.hero-cinematic,
  .hero-content { min-height: 680px; }
  .hero-object-zone { top: 86px; width: min(30vw, 330px); }
  .hero-cinematic .hero-title { font-size: clamp(3rem, 5.7vw, 5rem); }
  .hero-content { padding-bottom: 44px; }
}

@media (prefers-reduced-motion: reduce) {
  .hero-backdrop,
  .hero-sun-sweep,
  .hero-water-shimmer,
  .hero-status-dot,
  .si-flight,
  .si-yaw,
  .si-pitch,
  .si-object,
  .si-orbit,
  .si-axis,
  .si-ground-shadow,
  .hero-scroll-cue i::after,
  .hero-enter { animation: none !important; }
  .hero-camera,
  .hero-backdrop,
  .hero-cinematic .hero-copy,
  .si-flight,
  .si-yaw,
  .si-pitch,
  .si-pointer,
  .si-object { transform: none !important; }
  .hero-enter { opacity: 1 !important; }
}

@media print {
  .hero-scene,
  .hero-object-zone,
  .hero-scroll-cue,
  .hero-telemetry { display: none !important; }
  .hero.hero-cinematic,
  .hero-content { min-height: auto; color: var(--si-black); background: #fff !important; }
  .hero-content { display: block; padding: 48px 0; }
  .hero-cinematic .hero-title,
  .hero-cinematic .line-light,
  .hero-cinematic .hero-sub,
  .hero-kicker,
  .hero-text-link { color: var(--si-black) !important; text-shadow: none !important; }
}

/* ============================================================
   19. POSTER-MOTION HERO — reference-led, SI-owned
   Clean Miami plate + unchanged official logo + live HTML type.
   ============================================================ */

.poster-home .header-inner { max-width: 1440px; }
.js .poster-home .site-header:not(.is-solid):not(.menu-open) {
  background: linear-gradient(180deg, rgba(247, 247, 243, 0.8), rgba(247, 247, 243, 0));
  border-bottom-color: rgba(36, 40, 43, 0.1);
}
.js .poster-home .site-header:not(.is-solid):not(.menu-open) .wordmark-name,
.js .poster-home .site-header:not(.is-solid):not(.menu-open) .nav-link {
  color: var(--si-black);
  text-shadow: none;
}
.js .poster-home .site-header:not(.is-solid):not(.menu-open) .nav-link:hover {
  border-bottom-color: var(--si-black);
}
.js .poster-home .site-header:not(.is-solid):not(.menu-open) .nav-cta {
  color: var(--si-black);
  background: rgba(247, 247, 243, 0.18);
  border-color: rgba(11, 13, 14, 0.58);
}
.js .poster-home .site-header:not(.is-solid):not(.menu-open) .nav-cta:hover {
  color: var(--si-pearl);
  background: var(--si-black);
}
.js .poster-home .site-header:not(.is-solid):not(.menu-open) .menu-toggle {
  color: var(--si-black);
  border-color: rgba(11, 13, 14, 0.42);
}
.js .poster-home .site-header:not(.is-solid):not(.menu-open) .menu-toggle-icon span {
  background: var(--si-black);
}

.hero.hero-poster {
  --scene-x: 0px;
  --scene-y: 0px;
  --scene-scroll: 0px;
  --copy-scroll: 0px;
  --logo-pointer-x: 0deg;
  --logo-pointer-y: 0deg;
  --logo-pointer-z: 0px;
  position: relative;
  display: grid;
  min-height: max(820px, 100svh);
  padding: 0;
  overflow: hidden;
  isolation: isolate;
  color: var(--si-black);
  background: #dce8ed;
}
.hero-poster::before,
.hero-poster::after { content: none; }

.hero-poster .hero-scene,
.hero-poster .hero-camera,
.hero-poster .hero-backdrop,
.poster-scene-grade,
.poster-brand-wash,
.poster-sun-motion,
.poster-pool-motion,
.poster-grid-lines {
  position: absolute;
  inset: 0;
}
.hero-poster .hero-scene {
  z-index: 0;
  overflow: hidden;
  pointer-events: none;
}
.hero-poster .hero-camera {
  inset: -4%;
  transform: translate3d(var(--scene-x), calc(var(--scene-y) + var(--scene-scroll)), 0);
  will-change: transform;
}
.hero-poster .hero-backdrop {
  width: 100%;
  height: 100%;
  max-width: none;
  object-fit: cover;
  object-position: 50% 50%;
  filter: saturate(1.035) contrast(1.01) brightness(1.015);
  animation: poster-camera-drift 22s cubic-bezier(0.45, 0.05, 0.2, 1) infinite alternate;
  will-change: transform;
}
@keyframes poster-camera-drift {
  0% { transform: scale(1.035) translate3d(-0.5%, -0.25%, 0); }
  48% { transform: scale(1.065) translate3d(0.25%, -0.6%, 0); }
  100% { transform: scale(1.085) translate3d(0.8%, 0.25%, 0); }
}
.poster-scene-grade {
  z-index: 1;
  background:
    linear-gradient(180deg, rgba(247, 247, 243, 0.06) 0%, transparent 45%, rgba(8, 17, 20, 0.17) 100%),
    linear-gradient(90deg, rgba(247, 247, 243, 0.18) 0%, transparent 58%);
}
.poster-brand-wash {
  z-index: 2;
  background:
    linear-gradient(90deg, rgb(239, 239, 240) 0%, rgb(230, 234, 239) 27%, rgb(218, 225, 235) 39%, rgba(220, 236, 243, 0.68) 49%, rgba(220, 236, 243, 0.2) 56%, transparent 64%),
    linear-gradient(180deg, rgba(230, 230, 237, 0.72) 0%, rgba(237, 237, 237, 0.68) 48%, rgba(240, 239, 237, 0.62) 70%, transparent 100%);
}
.poster-sun-motion {
  z-index: 3;
  inset: -25%;
  background: radial-gradient(circle at 54% 18%, rgba(255, 242, 214, 0.32), rgba(234, 215, 197, 0.14) 25%, transparent 56%);
  mix-blend-mode: screen;
  animation: poster-sun-travel 16s ease-in-out infinite alternate;
  will-change: transform, opacity;
}
@keyframes poster-sun-travel {
  from { transform: translate3d(-4%, 1%, 0) scale(0.97); opacity: 0.46; }
  to { transform: translate3d(7%, -2%, 0) scale(1.05); opacity: 0.82; }
}
.poster-pool-motion {
  z-index: 3;
  top: 66%;
  background: repeating-linear-gradient(100deg, transparent 0 7%, rgba(255, 255, 255, 0.17) 8%, transparent 10% 17%);
  -webkit-mask-image: linear-gradient(180deg, transparent, rgba(0, 0, 0, 0.78) 30%, transparent 95%);
  mask-image: linear-gradient(180deg, transparent, rgba(0, 0, 0, 0.78) 30%, transparent 95%);
  mix-blend-mode: screen;
  opacity: 0.52;
  animation: poster-pool-shift 10s ease-in-out infinite alternate;
}
@keyframes poster-pool-shift {
  from { transform: translate3d(-5%, 0, 0) skewX(-2deg); }
  to { transform: translate3d(6%, 1%, 0) skewX(2deg); }
}
.poster-grid-lines {
  z-index: 4;
  background:
    linear-gradient(90deg, transparent 0 5.5%, rgba(36, 40, 43, 0.12) 5.5%, transparent calc(5.5% + 1px)),
    linear-gradient(180deg, transparent 0 61%, rgba(36, 40, 43, 0.1) 61%, transparent calc(61% + 1px));
  opacity: 0.55;
}

.poster-frame {
  position: relative;
  z-index: 5;
  width: 100%;
  max-width: 1440px;
  min-height: max(820px, 100svh);
  margin: 0 auto;
  padding: 0 var(--gutter);
  pointer-events: none;
}
.poster-frame a { pointer-events: auto; }

.poster-masthead {
  position: absolute;
  z-index: 8;
  top: calc(var(--header-h) + 18px);
  left: var(--gutter);
  right: var(--gutter);
  display: grid;
  grid-template-columns: auto minmax(80px, 1fr) auto 32px;
  align-items: center;
  gap: 16px;
  color: rgba(11, 13, 14, 0.78);
  font-size: 0.61rem;
  font-weight: 650;
  letter-spacing: 0.21em;
  text-transform: uppercase;
}
.poster-masthead i {
  height: 1px;
  background: linear-gradient(90deg, rgba(36, 40, 43, 0.52), rgba(36, 40, 43, 0.08));
}
.poster-coordinates { white-space: nowrap; }
.poster-globe {
  width: 27px;
  height: 27px;
  stroke: rgba(11, 13, 14, 0.72);
  stroke-width: 1;
}

.poster-logo {
  position: absolute;
  z-index: 3;
  top: 50px;
  left: max(18px, calc(var(--gutter) - 22px));
  width: clamp(420px, 32vw, 460px);
  aspect-ratio: 1;
  margin: 0;
  perspective: 1800px;
  isolation: isolate;
  pointer-events: none;
}
.poster-logo::before {
  content: "";
  position: absolute;
  z-index: 0;
  inset: -13%;
  background: url("assets/SI_OFFICIAL_MASTER.jpeg") center / cover no-repeat;
  filter: blur(42px) saturate(0.58) brightness(1.08);
  opacity: 0.7;
  transform: scale(1.06);
  pointer-events: none;
}
.poster-logo-float,
.poster-logo-tilt,
.poster-logo-pointer {
  position: absolute;
  inset: 0;
  transform-style: preserve-3d;
  will-change: transform;
}
.poster-logo-float { z-index: 1; animation: poster-logo-float 14s ease-in-out infinite; }
.poster-logo-tilt { animation: poster-logo-tilt 18s ease-in-out infinite; }
.poster-logo-pointer {
  transform: rotateX(var(--logo-pointer-x)) rotateY(var(--logo-pointer-y)) translateZ(var(--logo-pointer-z));
  transition: transform 110ms linear;
}
.poster-logo img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  box-shadow: none;
}
@keyframes poster-logo-float {
  0%, 100% { transform: translate3d(0, 0, 0) scale(0.995); }
  28% { transform: translate3d(5px, -8px, 12px) scale(1.008); }
  58% { transform: translate3d(-6px, 4px, 20px) scale(1.016); }
  82% { transform: translate3d(4px, 7px, 6px) scale(1); }
}
@keyframes poster-logo-tilt {
  0%, 100% { transform: rotateX(0.8deg) rotateY(-1.4deg) rotateZ(-0.12deg); }
  35% { transform: rotateX(-1.5deg) rotateY(1.7deg) rotateZ(0.2deg); }
  70% { transform: rotateX(1.2deg) rotateY(-0.7deg) rotateZ(0.08deg); }
}

.poster-services {
  position: absolute;
  z-index: 7;
  top: clamp(154px, 20vh, 192px);
  right: var(--gutter);
  width: clamp(184px, 15vw, 224px);
  padding-left: 20px;
  border-left: 1px solid rgba(36, 40, 43, 0.42);
  color: var(--si-graphite);
  pointer-events: auto;
}
.poster-services > p {
  margin: 0 0 16px;
  font-size: 0.58rem;
  font-weight: 650;
  letter-spacing: 0.22em;
  opacity: 0.62;
}
.poster-services ol {
  display: grid;
  gap: 14px;
  list-style: none;
  margin: 0;
  padding: 0;
}
.poster-services li {
  display: grid;
  grid-template-columns: 28px 1fr;
  align-items: baseline;
  gap: 8px;
  text-transform: uppercase;
}
.poster-services li span {
  font-size: 0.58rem;
  font-weight: 500;
  letter-spacing: 0.14em;
  opacity: 0.55;
}
.poster-services li b {
  font-size: 0.69rem;
  font-weight: 650;
  letter-spacing: 0.13em;
}

.poster-copy {
  position: absolute;
  z-index: 8;
  left: var(--gutter);
  bottom: 16px;
  width: min(58vw, 760px);
  color: var(--si-black);
  transform: translate3d(0, var(--copy-scroll), 0);
  will-change: transform;
  pointer-events: auto;
}
.poster-title {
  margin: 0 0 14px;
  font-size: clamp(3.1rem, 5.2vw, 5rem);
  font-weight: 800;
  line-height: 0.86;
  letter-spacing: -0.036em;
  text-transform: uppercase;
  color: var(--si-black);
}
.poster-title span { display: block; }
.poster-title-light {
  font-weight: 310;
  letter-spacing: -0.022em;
}
.poster-title-rule {
  display: block;
  width: 54px;
  height: 2px;
  margin: 0 0 14px;
  background: var(--si-black);
}
.poster-formula {
  margin: 0 0 10px;
  color: rgba(11, 13, 14, 0.74);
  font-size: 0.64rem;
  font-weight: 620;
  letter-spacing: 0.2em;
  line-height: 1.5;
  text-transform: uppercase;
}
.poster-formula b { padding: 0 5px; font-weight: 400; }
.poster-sub {
  max-width: 47ch;
  margin: 0 0 17px;
  color: rgba(11, 13, 14, 0.74);
  font-size: 0.93rem;
  line-height: 1.48;
}
.poster-actions {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px 22px;
}
.poster-btn-primary {
  min-width: 202px;
  justify-content: space-between;
  gap: 20px;
  color: var(--si-pearl);
  background: var(--si-black);
  border: 1px solid var(--si-black);
  box-shadow: 0 18px 38px -26px rgba(11, 13, 14, 0.72);
}
.poster-btn-primary:hover {
  color: var(--si-black);
  background: rgba(247, 247, 243, 0.78);
}
.poster-text-link {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  min-height: 48px;
  padding: 10px 1px;
  border-bottom: 1px solid rgba(11, 13, 14, 0.5);
  color: var(--si-black);
  font-size: 0.7rem;
  font-weight: 650;
  letter-spacing: 0.14em;
  text-decoration: none;
  text-transform: uppercase;
}
.poster-text-link:hover { border-bottom-color: var(--si-black); }

.poster-bottom {
  position: absolute;
  z-index: 6;
  bottom: 38px;
  display: grid;
  gap: 2px;
  color: rgba(247, 247, 243, 0.78);
  font-size: 0.52rem;
  font-weight: 650;
  letter-spacing: 0.16em;
  line-height: 1.35;
  text-transform: uppercase;
  text-shadow: 0 2px 14px rgba(4, 13, 18, 0.5);
}
.poster-bottom i { width: 38px; height: 1px; margin-top: 5px; background: currentColor; }
.poster-bottom-left { left: 18px; }
.poster-bottom-right { right: 18px; text-align: right; }
.poster-bottom-right i { justify-self: end; }

.poster-scroll {
  position: absolute;
  z-index: 9;
  right: 22px;
  top: 53%;
  display: grid;
  justify-items: center;
  gap: 10px;
  min-width: 44px;
  color: rgba(11, 13, 14, 0.62);
  font-size: 0.55rem;
  font-weight: 650;
  letter-spacing: 0.18em;
  text-decoration: none;
  text-transform: uppercase;
  writing-mode: vertical-rl;
}
.poster-scroll i {
  position: relative;
  width: 1px;
  height: 48px;
  overflow: hidden;
  background: rgba(11, 13, 14, 0.2);
}
.poster-scroll i::after {
  content: "";
  position: absolute;
  inset: -100% 0 auto;
  width: 1px;
  height: 100%;
  background: var(--si-black);
  animation: poster-scroll-run 2.2s ease-in-out infinite;
}
@keyframes poster-scroll-run {
  0% { transform: translateY(0); }
  70%, 100% { transform: translateY(200%); }
}

.poster-enter-meta { animation: poster-meta-in 0.8s var(--ease-out) 0.14s both; }
.poster-enter-logo { animation: poster-logo-in 1.15s cubic-bezier(0.16, 1, 0.3, 1) 0.2s both; }
.poster-enter-services { animation: poster-services-in 0.8s var(--ease-out) 0.7s both; }
.poster-enter-copy { animation: poster-copy-in 0.95s var(--ease-out) 0.48s both; }
@keyframes poster-meta-in { from { opacity: 0; transform: translateY(-8px); } to { opacity: 1; transform: none; } }
@keyframes poster-logo-in { from { opacity: 0; transform: translate3d(-24px, 14px, 0) scale(0.96); } to { opacity: 1; transform: none; } }
@keyframes poster-services-in { from { opacity: 0; transform: translateX(16px); } to { opacity: 1; transform: none; } }
@keyframes poster-copy-in { from { opacity: 0; transform: translate3d(0, 22px, 0); } to { opacity: 1; transform: translate3d(0, var(--copy-scroll), 0); } }

@media (max-width: 1180px) {
  .poster-logo { width: clamp(390px, 38vw, 440px); }
  .poster-services { right: 30px; width: 180px; }
  .poster-copy { width: min(66vw, 700px); }
  .poster-title { font-size: clamp(3rem, 5.8vw, 4.5rem); }
  .poster-bottom { display: none; }
}

@media (max-width: 760px) {
  .poster-home .header-inner { max-width: none; }
  .hero.hero-poster,
  .poster-frame { min-height: max(780px, 100svh); }
  .hero-poster .hero-camera { inset: -4% -17%; }
  .hero-poster .hero-backdrop { object-position: 62% 50%; }
  .poster-scene-grade {
    background: linear-gradient(180deg, rgba(247, 247, 243, 0.08), transparent 45%, rgba(6, 15, 18, 0.26) 100%);
  }
  .poster-brand-wash {
    background:
      radial-gradient(ellipse 118% 64% at 18% 16%, rgba(239, 242, 243, 0.98), rgba(225, 237, 241, 0.91) 48%, transparent 78%),
      linear-gradient(180deg, rgba(238, 242, 243, 0.72) 0%, rgba(232, 240, 243, 0.34) 47%, transparent 69%);
  }
  .poster-grid-lines { opacity: 0.34; }
  .poster-masthead {
    top: calc(var(--header-h) + 14px);
    left: var(--gutter);
    right: var(--gutter);
    grid-template-columns: auto 1fr;
    gap: 12px;
    font-size: 0.55rem;
    letter-spacing: 0.16em;
  }
  .poster-coordinates,
  .poster-globe { display: none; }
  .poster-logo {
    top: calc(var(--header-h) + 10px);
    left: 12px;
    width: min(92vw, 360px);
  }
  .poster-services,
  .poster-bottom,
  .poster-scroll { display: none; }
  .poster-copy {
    left: var(--gutter);
    right: var(--gutter);
    bottom: 34px;
    width: auto;
  }
  .poster-title {
    margin-bottom: 12px;
    font-size: clamp(2.6rem, 12vw, 3.35rem);
    line-height: 0.88;
  }
  .poster-formula {
    max-width: 34ch;
    font-size: 0.58rem;
    letter-spacing: 0.14em;
  }
  .poster-sub { max-width: 34ch; font-size: 0.88rem; }
  .poster-actions { gap: 8px 16px; }
  .poster-btn-primary { min-width: 192px; }
  .poster-text-link { font-size: 0.65rem; }
  .poster-enter-logo { animation-name: poster-logo-in-mobile; }
}
@keyframes poster-logo-in-mobile {
  from { opacity: 0; transform: translate3d(-8px, 8px, 0) scale(0.975); }
  to { opacity: 1; transform: none; }
}

@media (max-width: 400px) {
  .hero.hero-poster,
  .poster-frame { min-height: max(760px, 100svh); }
  .poster-logo { left: 8px; width: min(94vw, 352px); }
  .poster-copy { bottom: 28px; }
  .poster-title { font-size: clamp(2.45rem, 11.7vw, 3rem); }
  .poster-sub { font-size: 0.84rem; margin-bottom: 14px; }
}

@media (max-height: 760px) and (min-width: 761px) {
  .hero.hero-poster,
  .poster-frame { min-height: 820px; }
  .poster-logo { top: 48px; width: min(34vw, 430px); }
  .poster-copy { bottom: 28px; }
  .poster-title { font-size: clamp(2.8rem, 4.8vw, 4rem); }
  .poster-sub { margin-bottom: 12px; }
}

@media (prefers-reduced-motion: reduce) {
  .hero-poster .hero-backdrop,
  .poster-sun-motion,
  .poster-pool-motion,
  .poster-logo-float,
  .poster-logo-tilt,
  .poster-enter,
  .poster-scroll i::after { animation: none !important; }
  .hero-poster .hero-camera,
  .hero-poster .hero-backdrop,
  .poster-logo-float,
  .poster-logo-tilt,
  .poster-logo-pointer,
  .poster-copy { transform: none !important; }
  .poster-enter { opacity: 1 !important; }
}

@media print {
  .hero-poster .hero-scene,
  .poster-logo,
  .poster-services,
  .poster-scroll,
  .poster-bottom { display: none !important; }
  .hero.hero-poster,
  .poster-frame { min-height: auto; background: #fff !important; }
  .poster-frame { padding: 48px 0; }
  .poster-masthead,
  .poster-copy { position: static; transform: none !important; }
  .poster-copy { width: auto; margin-top: 48px; }
}