/* ==========================================================================
   Banananini — banaOS 4FTV
   A concept product page. Motion system: springs-in-spirit, lerped scroll,
   strong ease-out curves, reduced-motion first.
   ========================================================================== */

:root {
  --font: "Inter", -apple-system, BlinkMacSystemFont, "SF Pro Text",
    "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Segoe UI", system-ui,
    sans-serif;
  --font-serif: "Songti SC", "STSong", "Source Han Serif SC", "Noto Serif SC",
    Georgia, "Times New Roman", serif;
  --font-mono: "JetBrains Mono", "SF Mono", ui-monospace, Menlo, monospace;

  --ink: #1d1d1f;
  --ink-soft: #6e6e73;
  --paper: #f5f5f7;
  --white: #fff;
  --line: rgba(0, 0, 0, 0.09);

  --banana: #ffd60a;
  --banana-2: #ffb100;
  --blue: #0071e3;

  --ease-out: cubic-bezier(0.23, 1, 0.32, 1);
  --ease-in-out: cubic-bezier(0.77, 0, 0.175, 1);
  --ease-drawer: cubic-bezier(0.32, 0.72, 0, 1);

  --pad: clamp(20px, 5vw, 64px);
  --radius: 28px;
  --nav-h: 50px;
}

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

html {
  -webkit-text-size-adjust: 100%;
  scroll-behavior: auto;
}

body {
  margin: 0;
  font-family: var(--font);
  font-size: 17px;
  line-height: 1.5;
  color: var(--ink);
  background: var(--paper);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

body.is-locked {
  overflow: hidden;
}

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

a {
  color: inherit;
  text-decoration: none;
}

button {
  font: inherit;
  color: inherit;
  background: none;
  border: 0;
  padding: 0;
  cursor: pointer;
}

::selection {
  background: var(--banana);
  color: #111;
}

:focus-visible {
  outline: 2px solid var(--banana);
  outline-offset: 3px;
  border-radius: 6px;
}

.svg-defs {
  position: absolute;
  width: 0;
  height: 0;
  overflow: hidden;
}

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

.only-sm {
  display: none;
}

.skip-link {
  position: fixed;
  top: 10px;
  left: 50%;
  z-index: 400;
  padding: 10px 18px;
  border-radius: 999px;
  background: var(--banana);
  color: #111;
  font-size: 13px;
  font-weight: 600;
  transform: translate(-50%, -160%);
  transition: transform 0.3s var(--ease-out);
}

.skip-link:focus-visible {
  transform: translate(-50%, 0);
}

/* ==========================================================================
   Type
   ========================================================================== */

.display {
  margin: 0;
  font-size: clamp(46px, 9vw, 136px);
  font-weight: 700;
  line-height: 0.94;
  letter-spacing: -0.045em;
  font-optical-sizing: auto;
}

.h2 {
  margin: 0;
  font-size: clamp(34px, 5.4vw, 76px);
  font-weight: 600;
  line-height: 1.04;
  letter-spacing: -0.04em;
}

.h3 {
  margin: 0;
  font-size: clamp(28px, 3.4vw, 48px);
  font-weight: 600;
  line-height: 1.08;
  letter-spacing: -0.03em;
}

.lede {
  margin: 0;
  font-size: clamp(19px, 2vw, 26px);
  line-height: 1.38;
  letter-spacing: -0.012em;
  font-weight: 500;
}

.body {
  margin: 0;
  font-size: clamp(16px, 1.3vw, 18px);
  line-height: 1.68;
  letter-spacing: 0.004em;
  color: var(--ink-soft);
}

.eyebrow {
  margin: 0;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--banana);
}

.grad-text {
  background: linear-gradient(180deg, #fff 12%, #ffffff 46%, #9a9aa0 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.gold-text {
  background: linear-gradient(96deg, #fff3b0 0%, #ffd60a 26%, #ff9f0a 58%, #ffe98a 82%, #ffd60a 100%);
  background-size: 220% 100%;
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  animation: goldShift 9s var(--ease-in-out) infinite;
}

@keyframes goldShift {
  0%,
  100% {
    background-position: 0% 50%;
  }
  50% {
    background-position: 100% 50%;
  }
}

/* ==========================================================================
   Buttons
   ========================================================================== */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 44px;
  padding: 0 24px;
  border-radius: 999px;
  font-size: 15px;
  font-weight: 500;
  letter-spacing: 0;
  white-space: nowrap;
  transition: background-color 0.22s var(--ease-out), color 0.22s var(--ease-out),
    transform 0.16s var(--ease-out), box-shadow 0.3s var(--ease-out),
    border-color 0.22s var(--ease-out), opacity 0.22s var(--ease-out);
}

.btn:active {
  transform: scale(0.965);
}

.btn--gold {
  background: var(--banana);
  color: #131313;
  font-weight: 600;
  box-shadow: 0 10px 34px -12px rgba(255, 214, 10, 0.65);
}

.btn--gold:hover {
  background: #ffe14a;
  box-shadow: 0 14px 40px -10px rgba(255, 214, 10, 0.8);
}

.btn--ghost {
  border: 1px solid rgba(255, 255, 255, 0.22);
  color: #f5f5f7;
  background: rgba(255, 255, 255, 0.04);
}

.btn--ghost:hover {
  border-color: rgba(255, 255, 255, 0.45);
  background: rgba(255, 255, 255, 0.09);
}

.btn--dark {
  background: #1d1d1f;
  color: #fff;
}

.btn--dark:hover {
  background: #000;
}

.btn--small {
  min-height: 34px;
  padding: 0 16px;
  font-size: 13px;
}

.link {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  font-size: 15px;
  font-weight: 500;
  color: var(--blue);
  transition: opacity 0.2s ease;
}

.link:hover {
  opacity: 0.7;
}

.link svg {
  transition: transform 0.35s var(--ease-out);
}

.link:hover svg {
  transform: translateX(3px);
}

.plus-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 15px;
  font-weight: 500;
  color: var(--banana);
  transition: opacity 0.2s ease;
}

.plus-link:hover {
  opacity: 0.72;
}

/* ==========================================================================
   Navigation
   ========================================================================== */

.nav {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: 200;
  height: var(--nav-h);
  background: rgba(20, 20, 22, 0.62);
  -webkit-backdrop-filter: saturate(180%) blur(22px);
  backdrop-filter: saturate(180%) blur(22px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  color: #f5f5f7;
  transition: background-color 0.35s ease, height 0.35s var(--ease-out);
}

.nav.is-scrolled {
  background: rgba(16, 16, 18, 0.86);
}

.nav-inner {
  max-width: 1080px;
  height: 100%;
  margin: 0 auto;
  padding: 0 22px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 15px;
  font-weight: 600;
  letter-spacing: -0.01em;
}

.brand .banana {
  width: 22px;
  height: 22px;
  transform: rotate(-6deg);
  transition: transform 0.5s var(--ease-out);
}

.brand:hover .banana {
  transform: rotate(8deg) translateY(-1px);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: clamp(14px, 2.4vw, 32px);
  list-style: none;
  margin: 0;
  padding: 0;
}

.nav-links a {
  position: relative;
  font-size: 12px;
  font-weight: 400;
  letter-spacing: 0.01em;
  color: rgba(245, 245, 247, 0.82);
  padding: 6px 0;
  transition: color 0.2s ease;
}

.nav-links a::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 1px;
  background: var(--banana);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.35s var(--ease-out);
}

.nav-links a:hover {
  color: #fff;
}

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

.nav-right {
  display: flex;
  align-items: center;
  gap: 14px;
}

.lang-switch {
  font-size: 12px;
  font-weight: 500;
  color: rgba(245, 245, 247, 0.68);
  padding: 6px 2px;
  letter-spacing: 0.02em;
  transition: color 0.2s ease;
}

.lang-switch:hover {
  color: #fff;
}

.sheet-foot .lang-switch {
  margin-left: 8px;
  color: var(--banana);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.nav-buy {
  display: inline-flex;
  align-items: center;
  height: 28px;
  padding: 0 13px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.12);
  font-size: 12px;
  font-weight: 500;
  transition: background-color 0.2s ease;
}

.nav-buy:hover {
  background: rgba(255, 255, 255, 0.22);
}

.nav-menu-btn {
  display: none;
  width: 34px;
  height: 34px;
  margin-right: -6px;
  place-items: center;
  border-radius: 50%;
  transition: background-color 0.2s ease;
}

@media (hover: hover) and (pointer: fine) {
  .nav-menu-btn:hover {
    background: rgba(255, 255, 255, 0.1);
  }
}

.nav-menu-btn span {
  display: block;
  width: 16px;
  height: 1.5px;
  background: #f5f5f7;
  border-radius: 2px;
  position: relative;
  transition: transform 0.3s var(--ease-out), background-color 0.2s ease;
}

.nav-menu-btn span::before,
.nav-menu-btn span::after {
  content: "";
  position: absolute;
  left: 0;
  width: 16px;
  height: 1.5px;
  background: #f5f5f7;
  border-radius: 2px;
  transition: transform 0.35s var(--ease-out), top 0.35s var(--ease-out);
}

.nav-menu-btn span::before {
  top: -5px;
}

.nav-menu-btn span::after {
  top: 5px;
}

body.menu-open .nav-menu-btn span {
  background: transparent;
}

body.menu-open .nav-menu-btn span::before {
  top: 0;
  transform: rotate(45deg);
}

body.menu-open .nav-menu-btn span::after {
  top: 0;
  transform: rotate(-45deg);
}

.scroll-progress {
  position: absolute;
  left: 0;
  bottom: -1px;
  height: 1.5px;
  width: 100%;
  background: linear-gradient(90deg, var(--banana), #fff2a8);
  transform: scaleX(0);
  transform-origin: 0 50%;
  opacity: 0.42;
}

/* Mobile sheet */
.sheet {
  position: fixed;
  inset: 0;
  z-index: 190;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 96px var(--pad) 48px;
  background: rgba(10, 10, 11, 0.94);
  -webkit-backdrop-filter: blur(28px) saturate(160%);
  backdrop-filter: blur(28px) saturate(160%);
  color: #f5f5f7;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.4s var(--ease-out), visibility 0s linear 0.4s;
}

body.menu-open .sheet {
  opacity: 1;
  visibility: visible;
  transition: opacity 0.4s var(--ease-out), visibility 0s;
}

.sheet-links {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 6px;
}

.sheet-links li {
  overflow: hidden;
}

.sheet-links a {
  display: block;
  padding: 8px 0;
  font-size: clamp(30px, 8vw, 44px);
  font-weight: 600;
  letter-spacing: -0.03em;
  transform: translateY(110%);
  transition: transform 0.65s var(--ease-out);
}

body.menu-open .sheet-links a {
  transform: none;
}

.sheet-links li:nth-child(1) a { transition-delay: 0.06s; }
.sheet-links li:nth-child(2) a { transition-delay: 0.1s; }
.sheet-links li:nth-child(3) a { transition-delay: 0.14s; }
.sheet-links li:nth-child(4) a { transition-delay: 0.18s; }
.sheet-links li:nth-child(5) a { transition-delay: 0.22s; }

.sheet-foot {
  margin-top: 36px;
  font-size: 12px;
  color: #86868b;
}

/* ==========================================================================
   Hero
   ========================================================================== */

.hero {
  position: relative;
  min-height: 100svh;
  padding: calc(var(--nav-h) + clamp(28px, 5vh, 60px)) var(--pad) 48px;
  background: #000;
  color: #f5f5f7;
  overflow: hidden;
  isolation: isolate;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
}

.hero::before {
  content: "";
  position: absolute;
  inset: -20% -10% auto -10%;
  height: 860px;
  background:
    radial-gradient(52% 46% at 50% 28%, rgba(255, 214, 10, 0.19) 0%, rgba(255, 178, 0, 0.07) 38%, transparent 70%),
    radial-gradient(40% 40% at 82% 6%, rgba(255, 148, 0, 0.12), transparent 70%),
    radial-gradient(50% 40% at 12% 12%, rgba(0, 113, 227, 0.14), transparent 70%);
  filter: blur(10px);
  pointer-events: none;
  z-index: -2;
}

.hero::after {
  content: "";
  position: absolute;
  inset: auto 0 0 0;
  height: 46%;
  background: linear-gradient(180deg, transparent, rgba(0, 0, 0, 0.85) 72%, #000);
  pointer-events: none;
  z-index: -1;
}

.hero-spot {
  position: absolute;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  background: radial-gradient(
    520px circle at var(--gx, 50%) var(--gy, 30%),
    rgba(255, 214, 10, 0.13),
    transparent 62%
  );
  opacity: 0;
  transition: opacity 0.8s ease;
}

.hero.has-pointer .hero-spot {
  opacity: 1;
}

.hero-copy {
  position: relative;
  z-index: 2;
  display: flex;
  flex-direction: column;
  align-items: center;
  max-width: 1180px;
  will-change: transform, opacity;
}

.hero .eyebrow {
  animation: heroIn 0.9s var(--ease-out) 0.05s both;
}

.hero-title {
  margin: 14px 0 0;
  font-size: clamp(48px, 8.9vw, 132px);
  font-weight: 700;
  line-height: 0.9;
  letter-spacing: -0.055em;
  font-optical-sizing: auto;
  animation: heroIn 1.1s var(--ease-out) 0.12s both;
}

.hero-title .thin {
  font-weight: 300;
  letter-spacing: -0.045em;
}

.hero-sub {
  margin: 18px 0 0;
  max-width: 860px;
  font-size: clamp(18px, 1.8vw, 22px);
  line-height: 1.4;
  font-weight: 500;
  letter-spacing: -0.01em;
  color: rgba(245, 245, 247, 0.68);
  animation: heroIn 1.1s var(--ease-out) 0.2s both;
}

.hero-cta {
  margin-top: 26px;
  display: flex;
  align-items: center;
  gap: 14px;
  flex-wrap: wrap;
  justify-content: center;
  animation: heroIn 1.1s var(--ease-out) 0.28s both;
}

.hero-price {
  margin: 18px 0 0;
  font-size: 13px;
  color: rgba(245, 245, 247, 0.5);
  letter-spacing: 0.01em;
  animation: heroIn 1.1s var(--ease-out) 0.34s both;
}

@keyframes heroIn {
  from {
    opacity: 0;
    transform: translateY(26px);
    filter: blur(10px);
  }
  to {
    opacity: 1;
    transform: none;
    filter: blur(0);
  }
}

/* ---- Device ---- */

.stage {
  position: relative;
  z-index: 2;
  width: min(1080px, 100%);
  margin-top: clamp(26px, 3.6vh, 40px);
  perspective: 1600px;
  animation: stageIn 1.5s var(--ease-out) 0.42s both;
}

@keyframes stageIn {
  from {
    opacity: 0;
    transform: translateY(56px) scale(0.96);
  }
  to {
    opacity: 1;
    transform: none;
  }
}

.device {
  position: relative;
  width: 100%;
  padding: 8px;
  border-radius: 24px;
  background: linear-gradient(155deg, #55555a 0%, #1c1c1e 20%, #0a0a0b 64%, #343438 100%);
  box-shadow:
    0 60px 140px -40px rgba(0, 0, 0, 0.95),
    0 0 0 1px rgba(255, 255, 255, 0.09),
    inset 0 1px 0 rgba(255, 255, 255, 0.22);
  transform-style: preserve-3d;
  will-change: transform;
  transition: box-shadow 0.6s ease;
}

.device::after {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: inherit;
  background: linear-gradient(115deg, rgba(255, 255, 255, 0.14), transparent 24%, transparent 72%, rgba(255, 255, 255, 0.07));
  pointer-events: none;
  mix-blend-mode: screen;
}

.device-screen {
  position: relative;
  overflow: hidden;
  border-radius: 18px;
  background: #050506;
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.06), inset 0 0 60px rgba(0, 0, 0, 0.7);
  isolation: isolate;
}

.hero-device .device-screen {
  aspect-ratio: 21 / 9;
}

.device-hud {
  position: absolute;
  inset: 0;
  z-index: 4;
  padding: 16px 18px;
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  pointer-events: none;
  font-size: 10px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.62);
  text-shadow: 0 1px 12px rgba(0, 0, 0, 0.6);
}

.hud-left {
  display: flex;
  align-items: center;
  gap: 8px;
}

.hud-dot {
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--banana);
  box-shadow: 0 0 10px var(--banana);
}

.hud-right {
  display: flex;
  gap: 10px;
  align-items: center;
}

/* Three climate zones */
.zones {
  position: absolute;
  inset: 0;
  z-index: 1;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
}

.zone {
  position: relative;
  overflow: hidden;
}

.zone + .zone {
  box-shadow: inset 1px 0 0 rgba(255, 255, 255, 0.1);
}

.zone::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 2;
  background: linear-gradient(180deg, rgba(0, 0, 0, 0.22), transparent 30%, transparent 58%, rgba(0, 0, 0, 0.66));
  pointer-events: none;
}

/* soft glow where two climates meet */
.zone + .zone::before {
  content: "";
  position: absolute;
  top: 0;
  bottom: 0;
  left: 0;
  width: 96px;
  z-index: 3;
  transform: translateX(-50%);
  background: radial-gradient(closest-side, rgba(255, 236, 170, 0.28), transparent 78%);
  filter: blur(8px);
  mix-blend-mode: screen;
  pointer-events: none;
}

.zone-label {
  position: absolute;
  left: 14px;
  right: 14px;
  bottom: 14px;
  z-index: 5;
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 10px;
  pointer-events: none;
  font-size: 11px;
  color: rgba(255, 255, 255, 0.88);
  text-shadow: 0 1px 14px rgba(0, 0, 0, 0.7);
}

.zone-label b {
  font-size: 19px;
  font-weight: 600;
  letter-spacing: -0.02em;
  font-variant-numeric: tabular-nums;
}

.zone-label span {
  font-size: 10px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  opacity: 0.72;
}

.scene {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  transform-origin: 50% 50%;
}

.zone .scene {
  animation: zoneIn 1.8s var(--ease-out) both;
}

.zone:nth-child(1) .scene { animation-delay: 0.5s; }
.zone:nth-child(2) .scene { animation-delay: 0.62s; }
.zone:nth-child(3) .scene { animation-delay: 0.74s; }

@keyframes zoneIn {
  from {
    opacity: 0;
    transform: scale(1.1);
  }
  to {
    opacity: 1;
    transform: none;
  }
}

/* Snow / weather overlays */
.weather {
  position: absolute;
  inset: 0;
  overflow: hidden;
  pointer-events: none;
}

.snow span {
  position: absolute;
  top: 0;
  height: 100%;
  width: 1px;
  animation: fall linear infinite;
  will-change: transform;
}

.snow span::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: var(--sz, 2px);
  height: var(--sz, 2px);
  border-radius: 50%;
  background: #fff;
  opacity: var(--op, 0.6);
  box-shadow: 0 0 4px rgba(255, 255, 255, 0.7);
}

@keyframes fall {
  from {
    transform: translate3d(0, -100%, 0);
  }
  to {
    transform: translate3d(var(--drift, 12px), 100%, 0);
  }
}

.aurora {
  position: absolute;
  inset: -30% -20%;
  background:
    radial-gradient(46% 22% at 30% 42%, rgba(80, 255, 190, 0.4), transparent 70%),
    radial-gradient(38% 18% at 62% 34%, rgba(90, 170, 255, 0.35), transparent 72%),
    radial-gradient(30% 14% at 78% 50%, rgba(190, 120, 255, 0.28), transparent 72%);
  filter: blur(14px);
  animation: auroraSway 16s var(--ease-in-out) infinite alternate;
  will-change: transform;
}

@keyframes auroraSway {
  from {
    transform: translate3d(-3%, 0, 0) skewX(-4deg) scaleY(0.94);
  }
  to {
    transform: translate3d(4%, -2%, 0) skewX(6deg) scaleY(1.08);
  }
}

.rain-streaks {
  position: absolute;
  inset: -20% 0;
  background-image: repeating-linear-gradient(
    100deg,
    rgba(210, 255, 244, 0.26) 0 1px,
    transparent 1px 42px
  );
  opacity: 0.16;
  animation: rainShift 0.9s linear infinite;
}

@keyframes rainShift {
  to {
    transform: translate3d(-24px, 60px, 0);
  }
}

.reflection {
  position: absolute;
  left: 8%;
  right: 8%;
  bottom: -6%;
  height: 90px;
  z-index: -1;
  background: radial-gradient(50% 100% at 50% 0%, rgba(255, 196, 80, 0.22), transparent 70%);
  filter: blur(26px);
}

.hero-scroll {
  position: absolute;
  left: 50%;
  bottom: 18px;
  z-index: 3;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  font-size: 10px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.38);
  animation: heroIn 1s var(--ease-out) 1.1s both;
}

.hero-scroll i {
  display: block;
  width: 1px;
  height: 34px;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.5), transparent);
  animation: scrollHint 2.4s var(--ease-in-out) infinite;
  transform-origin: top;
}

@keyframes scrollHint {
  0% { transform: scaleY(0); opacity: 0; }
  30% { transform: scaleY(1); opacity: 1; }
  70% { transform: scaleY(1); opacity: 1; }
  100% { transform: scaleY(0); opacity: 0; transform-origin: bottom; }
}

/* ==========================================================================
   Sections
   ========================================================================== */

.section {
  padding: clamp(90px, 13vw, 170px) var(--pad);
}

.section-inner {
  max-width: 1120px;
  margin: 0 auto;
}

.section-head {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 30px;
  flex-wrap: wrap;
  margin-bottom: clamp(40px, 6vw, 68px);
}

/* Intro */
.intro {
  background: var(--paper);
  text-align: center;
}

.intro .h2 {
  margin: 18px auto 0;
  max-width: 15em;
}

.intro .body {
  margin: 26px auto 0;
  max-width: 44em;
}

.stats {
  margin: clamp(52px, 8vw, 90px) auto 0;
  max-width: 900px;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
  border-top: 1px solid var(--line);
  padding-top: 38px;
}

.stat {
  display: flex;
  flex-direction: column;
  gap: 6px;
  align-items: center;
}

.stat b {
  font-size: clamp(38px, 5vw, 62px);
  font-weight: 600;
  letter-spacing: -0.045em;
  font-variant-numeric: tabular-nums;
  line-height: 1;
}

.stat b em {
  font-style: normal;
  font-size: 0.42em;
  font-weight: 500;
  letter-spacing: -0.02em;
  margin-left: 4px;
  color: var(--ink-soft);
}

.stat > span {
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--ink-soft);
  text-transform: uppercase;
}

/* ==========================================================================
   Pinned climate section
   ========================================================================== */

.pinned {
  position: relative;
  height: 300vh;
  background: #050506;
  color: #f5f5f7;
}

.pinned-sticky {
  position: sticky;
  top: 0;
  height: 100svh;
  min-height: 600px;
  display: grid;
  grid-template-columns: 0.86fr 1.14fr;
  align-items: center;
  gap: clamp(28px, 4vw, 60px);
  padding: calc(var(--nav-h) + 20px) var(--pad) 40px;
  max-width: 1320px;
  margin: 0 auto;
  overflow: hidden;
}

.pinned {
  --night: 0;
}

.pinned-bg {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(46% 52% at 72% 48%, rgba(255, 140, 40, 0.18), transparent 70%),
    radial-gradient(40% 40% at 16% 80%, rgba(0, 113, 227, 0.08), transparent 70%);
  transition: background 1.2s var(--ease-out);
  pointer-events: none;
}

.pinned-bg::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(48% 54% at 72% 48%, rgba(40, 120, 255, 0.2), transparent 70%),
    radial-gradient(40% 44% at 22% 70%, rgba(0, 255, 210, 0.07), transparent 70%);
  opacity: var(--night, 0);
  pointer-events: none;
}

.pinned[data-climate="1"] .pinned-bg {
  background:
    radial-gradient(46% 52% at 72% 48%, rgba(70, 190, 255, 0.16), transparent 70%),
    radial-gradient(40% 44% at 20% 70%, rgba(80, 255, 190, 0.09), transparent 70%);
}

.pinned[data-climate="2"] .pinned-bg {
  background:
    radial-gradient(46% 52% at 72% 48%, rgba(40, 210, 140, 0.16), transparent 70%),
    radial-gradient(40% 44% at 20% 70%, rgba(255, 214, 10, 0.07), transparent 70%);
}

.pinned-copy {
  position: relative;
  z-index: 5;
  min-height: 380px;
}

.step {
  position: absolute;
  inset: 0 0 42px 0;
  display: flex;
  flex-direction: column;
  justify-content: center;
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.7s var(--ease-out), transform 0.9s var(--ease-out);
  pointer-events: none;
}

.step.is-active {
  opacity: 1;
  transform: none;
  pointer-events: auto;
}

.step-index {
  display: flex;
  align-items: center;
  gap: 12px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  color: rgba(255, 255, 255, 0.58);
  margin-bottom: 18px;
}

.step-index::after {
  content: "";
  width: 46px;
  height: 1px;
  background: rgba(255, 255, 255, 0.22);
}

.step h3 {
  margin: 0;
  font-size: clamp(30px, 3.8vw, 54px);
  font-weight: 600;
  line-height: 1.06;
  letter-spacing: -0.035em;
}

.step h3 span {
  display: block;
  color: var(--banana);
}

.step p {
  margin: 18px 0 0;
  max-width: 26em;
  font-size: clamp(14px, 1.2vw, 16px);
  line-height: 1.7;
  color: rgba(245, 245, 247, 0.6);
}

.step-meta {
  display: flex;
  gap: 26px;
  margin-top: 28px;
}

.step-meta div {
  display: flex;
  flex-direction: column;
  gap: 3px;
}

.step-meta b {
  font-size: 18px;
  font-weight: 600;
  letter-spacing: -0.02em;
  font-variant-numeric: tabular-nums;
}

.step-meta span {
  font-size: 10px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.58);
}

.rail {
  position: absolute;
  left: 0;
  bottom: 0;
  display: flex;
  align-items: center;
  gap: 10px;
  z-index: 6;
}

.rail button {
  width: 34px;
  height: 3px;
  border-radius: 99px;
  background: rgba(255, 255, 255, 0.18);
  overflow: hidden;
  transition: background-color 0.3s ease, width 0.4s var(--ease-out);
}

.rail button::after {
  content: "";
  display: block;
  width: 100%;
  height: 100%;
  background: var(--banana);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.6s var(--ease-out);
}

.rail button.is-active {
  width: 52px;
}

.rail button.is-active::after {
  transform: scaleX(1);
}

.pinned-stage {
  position: relative;
  z-index: 3;
}

.pinned-device .device-screen {
  aspect-ratio: 16 / 11;
  max-height: 66vh;
}

.pinned-device .scene {
  opacity: 0;
  will-change: opacity, transform;
}

.pinned-hud {
  position: absolute;
  left: 18px;
  bottom: 18px;
  z-index: 4;
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 7px 13px 7px 9px;
  border-radius: 999px;
  background: rgba(12, 12, 14, 0.42);
  -webkit-backdrop-filter: blur(14px) saturate(150%);
  backdrop-filter: blur(14px) saturate(150%);
  border: 1px solid rgba(255, 255, 255, 0.14);
  pointer-events: none;
  font-size: 11px;
  letter-spacing: 0.02em;
  color: rgba(255, 255, 255, 0.8);
}

.pinned-hud b {
  font-size: 13px;
  font-weight: 600;
  color: #fff;
  font-variant-numeric: tabular-nums;
}

.pinned-hud .dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--banana);
  box-shadow: 0 0 10px var(--banana);
}

.pinned-device .weather > * {
  transition: opacity 0.9s var(--ease-out);
}

.pinned-vignette {
  position: absolute;
  inset: 0;
  pointer-events: none;
  background: radial-gradient(70% 70% at 50% 50%, transparent 55%, rgba(0, 0, 0, 0.5));
  z-index: 2;
}

/* ==========================================================================
   Lineup
   ========================================================================== */

.lineup {
  background: var(--paper);
}

.lineup .h2 {
  max-width: 12em;
}

.cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}

.card {
  position: relative;
  display: flex;
  flex-direction: column;
  padding: 26px 26px 28px;
  border-radius: var(--radius);
  background: #fff;
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.04);
  transform-style: preserve-3d;
  will-change: transform;
  overflow: hidden;
  color: var(--ink);
  transition: box-shadow 0.5s var(--ease-out);
}

.card:hover {
  box-shadow: 0 34px 70px -34px rgba(0, 0, 0, 0.35);
}

.card--dark {
  background: #101012;
  color: #f5f5f7;
}

.card--dark .card-sub,
.card--dark .card-price small {
  color: #86868b;
}

.card--dark .card-spec {
  border-color: rgba(255, 255, 255, 0.1);
}

.card--dark .card-spec li {
  border-color: rgba(255, 255, 255, 0.1);
}

.card-badge {
  position: absolute;
  top: 32px;
  right: 30px;
  z-index: 3;
  padding: 5px 10px;
  border-radius: 99px;
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  background: rgba(255, 255, 255, 0.92);
  color: #1d1d1f;
  box-shadow: 0 4px 14px rgba(0, 0, 0, 0.18);
  -webkit-backdrop-filter: blur(8px);
  backdrop-filter: blur(8px);
  transform: translateZ(50px);
}

.card--dark .card-badge {
  background: var(--banana);
  color: #121212;
}

.card-visual {
  position: relative;
  margin: -6px -10px 22px;
  border-radius: 20px;
  overflow: hidden;
  aspect-ratio: 16 / 9;
  background: #000;
  box-shadow: inset 0 0 0 1px rgba(0, 0, 0, 0.08);
  transform: translateZ(30px);
}

.card-visual .scene {
  animation: none;
}

.card-visual::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 45%, rgba(0, 0, 0, 0.55));
  pointer-events: none;
}

/* tri-fold seams over the product tile */
.card-visual::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 3;
  pointer-events: none;
  background:
    linear-gradient(90deg, transparent calc(33.333% - 1px), rgba(255, 255, 255, 0.3) calc(33.333% - 1px), rgba(0, 0, 0, 0.3) 33.333%, transparent 33.333%),
    linear-gradient(90deg, transparent calc(66.666% - 1px), rgba(255, 255, 255, 0.3) calc(66.666% - 1px), rgba(0, 0, 0, 0.3) 66.666%, transparent 66.666%);
}

.card-visual .cap {
  position: absolute;
  left: 14px;
  bottom: 12px;
  z-index: 2;
  font-size: 9px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.7);
}

.card-name {
  margin: 0;
  font-size: 21px;
  font-weight: 600;
  letter-spacing: -0.025em;
  line-height: 1.2;
}

.card-sub {
  margin: 7px 0 0;
  font-size: 13px;
  color: var(--ink-soft);
  letter-spacing: 0.005em;
}

.card-spec {
  list-style: none;
  margin: 20px 0 0;
  padding: 0;
  border-top: 1px solid var(--line);
}

.card-spec li {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  padding: 10px 0;
  border-bottom: 1px solid var(--line);
  font-size: 12px;
}

.card-spec li span {
  color: var(--ink-soft);
}

.card--dark .card-spec li span {
  color: #86868b;
}

.card-spec li b {
  font-weight: 500;
  font-variant-numeric: tabular-nums;
}

.card-foot {
  margin-top: auto;
  padding-top: 24px;
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 12px;
}

.card-price {
  font-size: 24px;
  font-weight: 600;
  letter-spacing: -0.03em;
  line-height: 1;
  font-variant-numeric: tabular-nums;
}

.card-price small {
  display: block;
  margin-top: 5px;
  font-size: 11px;
  font-weight: 400;
  letter-spacing: 0;
  color: var(--ink-soft);
}

.card-buy {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  height: 34px;
  padding: 0 15px;
  border-radius: 99px;
  background: var(--banana);
  color: #141414;
  font-size: 12px;
  font-weight: 600;
  transition: transform 0.2s var(--ease-out), background-color 0.2s ease;
}

.card-buy:hover {
  background: #ffe14a;
}

.card-buy:active {
  transform: scale(0.95);
}

.card-sheen {
  position: absolute;
  inset: -40%;
  pointer-events: none;
  background: radial-gradient(
    260px circle at var(--px, 50%) var(--py, 50%),
    rgba(255, 255, 255, 0.18),
    transparent 65%
  );
  opacity: 0;
  transition: opacity 0.4s ease;
  mix-blend-mode: screen;
  z-index: 2;
}

.card:hover .card-sheen {
  opacity: 1;
}

/* ==========================================================================
   Patents
   ========================================================================== */

.patents {
  position: relative;
  background: #0a0a0b;
  color: #f5f5f7;
  overflow: hidden;
}

.patents::before {
  content: "";
  position: absolute;
  inset: -10% -20% auto;
  height: 620px;
  background: radial-gradient(44% 60% at 50% 42%, rgba(255, 196, 60, 0.13), transparent 70%);
  pointer-events: none;
}

.patents .body {
  color: rgba(245, 245, 247, 0.55);
}

.patents-head {
  position: relative;
  max-width: 760px;
}

.cert-grid {
  position: relative;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: clamp(16px, 2.4vw, 26px);
  margin-top: clamp(44px, 6vw, 76px);
  perspective: 1400px;
}

.cert {
  position: relative;
  display: flex;
  flex-direction: column;
  min-height: 296px;
  padding: 30px 32px 28px;
  border-radius: 18px;
  background:
    radial-gradient(120% 80% at 0% 0%, rgba(255, 255, 255, 0.85), transparent 55%),
    linear-gradient(152deg, #fbf7ee 0%, #f4eddd 52%, #efe5d0 100%);
  color: #2a2318;
  text-align: left;
  box-shadow:
    0 1px 0 rgba(255, 255, 255, 0.7) inset,
    0 30px 70px -40px rgba(0, 0, 0, 0.9),
    0 0 0 1px rgba(196, 158, 84, 0.45);
  transform-style: preserve-3d;
  will-change: transform;
  overflow: hidden;
  cursor: pointer;
  isolation: isolate;
}

.cert::before {
  content: "";
  position: absolute;
  inset: 9px;
  border: 1px solid rgba(174, 136, 64, 0.32);
  border-radius: 11px;
  pointer-events: none;
}

.cert::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 1;
  background: radial-gradient(
    300px circle at var(--px, 50%) var(--py, 50%),
    rgba(255, 238, 178, 0.5),
    transparent 60%
  );
  opacity: 0;
  transition: opacity 0.4s ease;
  pointer-events: none;
}

.cert:hover::after {
  opacity: 1;
}

.cert-top {
  position: relative;
  z-index: 2;
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
}

.cert-org {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 9px;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: #70552a;
}

.cert-org .banana {
  width: 16px;
  height: 16px;
}

.cert-no {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.08em;
  color: #70552a;
  white-space: nowrap;
}

.cert-kicker {
  position: relative;
  z-index: 2;
  margin-top: 22px;
  font-size: 9px;
  letter-spacing: 0.26em;
  text-transform: uppercase;
  color: #70552a;
}

.cert-title {
  position: relative;
  z-index: 2;
  margin: 8px 0 0;
  max-width: 20em;
  font-family: var(--font-serif);
  font-size: clamp(19px, 1.65vw, 24px);
  font-weight: 700;
  line-height: 1.32;
  letter-spacing: 0.005em;
}

.cert-abs {
  position: relative;
  z-index: 2;
  margin: 12px 0 0;
  max-width: 34em;
  font-size: 12px;
  line-height: 1.72;
  color: #6b5c45;
}

.cert-meta {
  position: relative;
  z-index: 2;
  margin-top: auto;
  padding-top: 22px;
  padding-right: 96px;
  display: flex;
  align-items: flex-end;
  gap: 26px;
  font-size: 10px;
  color: #7b6a4e;
}

.cert-meta > span {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.cert-meta > span > span {
  font-size: 8px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: #70552a;
}

.cert-meta b {
  font-family: var(--font-serif);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.02em;
  color: #3c3222;
}

.cert-seal {
  position: absolute;
  right: 24px;
  bottom: 22px;
  z-index: 2;
  width: 92px;
  height: 92px;
  opacity: 0.95;
  transform: rotate(-12deg) translateZ(24px);
  transition: transform 0.6s var(--ease-out);
  pointer-events: none;
}

.cert:hover .cert-seal {
  transform: rotate(2deg) translateZ(24px) scale(1.03);
}

.cert-hint {
  position: relative;
  z-index: 2;
  margin-top: 14px;
  padding-left: 24px;
  font-size: 10px;
  letter-spacing: 0.06em;
  color: #6f5c3e;
  display: flex;
  align-items: center;
  gap: 7px;
}

.cert-hint::before {
  content: "";
  position: absolute;
  left: 0;
  width: 16px;
  height: 1px;
  background: #c3a86f;
}

/* the seal svg text */
.seal-text {
  font-family: var(--font);
  font-size: 7.1px;
  letter-spacing: 0.13em;
  fill: #7a5f2c;
  text-transform: uppercase;
}

.seal-ring {
  fill: none;
  stroke: #b3924c;
}

.patents-foot {
  position: relative;
  margin-top: 30px;
  display: flex;
  justify-content: space-between;
  gap: 24px;
  flex-wrap: wrap;
  font-size: 11px;
  color: rgba(245, 245, 247, 0.35);
  letter-spacing: 0.01em;
}

/* ==========================================================================
   Specs
   ========================================================================== */

.specs {
  background: #fff;
}

.specs .section-head {
  margin-bottom: 34px;
}

.table-hint {
  display: none;
  margin: 0 0 14px;
  font-size: 11px;
  letter-spacing: 0.06em;
  color: #86868b;
}

.table-wrap {
  position: relative;
  margin: 0 -4px;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: thin;
}

.spec-table {
  width: 100%;
  min-width: 720px;
  border-collapse: collapse;
  font-size: 13px;
  text-align: left;
}

.spec-table th,
.spec-table td {
  padding: 16px 18px;
  border-bottom: 1px solid var(--line);
  vertical-align: middle;
}

.spec-table thead th {
  position: sticky;
  top: 0;
  padding-top: 22px;
  padding-bottom: 26px;
  vertical-align: bottom;
  background: #fff;
  border-bottom: 1px solid var(--line);
  font-weight: 600;
}

.spec-table thead th:first-child {
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ink-soft);
}

.spec-table tbody th {
  width: 26%;
  font-size: 12.5px;
  font-weight: 400;
  color: var(--ink-soft);
}

.spec-table td {
  width: 24.66%;
  font-variant-numeric: tabular-nums;
  color: var(--ink);
}

.spec-table tr {
  transition: background-color 0.3s ease;
}

.spec-table tbody tr:hover {
  background: #fafafa;
}

.spec-table .col-pro {
  background: linear-gradient(180deg, rgba(255, 214, 10, 0.09), rgba(255, 214, 10, 0.04));
}

.spec-head-name {
  display: block;
  font-size: 17px;
  letter-spacing: -0.02em;
  line-height: 1.2;
}

.spec-head-name i {
  font-style: normal;
  font-weight: 400;
  color: var(--ink-soft);
  font-size: 12px;
  letter-spacing: 0;
}

.spec-head-price {
  display: block;
  margin-top: 6px;
  font-size: 12px;
  font-weight: 400;
  color: var(--ink-soft);
  font-variant-numeric: tabular-nums;
}

.badge-rec {
  display: inline-block;
  margin-top: 8px;
  padding: 3px 8px;
  border-radius: 99px;
  background: var(--banana);
  color: #111;
  font-size: 9px;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.table-note {
  margin-top: 18px;
  font-size: 11px;
  line-height: 1.7;
  color: #6e6e73;
  max-width: 60em;
}

/* ==========================================================================
   Closing
   ========================================================================== */

.closing {
  position: relative;
  padding: clamp(110px, 16vw, 200px) var(--pad);
  background: #000;
  color: #f5f5f7;
  text-align: center;
  overflow: hidden;
}

.closing::before {
  content: "";
  position: absolute;
  inset: auto -10% -40% -10%;
  height: 720px;
  background: radial-gradient(46% 60% at 50% 100%, rgba(255, 190, 30, 0.35), transparent 70%);
  pointer-events: none;
}

.closing .banana-mark {
  position: relative;
  width: clamp(64px, 8vw, 96px);
  height: auto;
  margin: 0 auto 26px;
  transform: rotate(-10deg);
  filter: drop-shadow(0 20px 40px rgba(255, 180, 0, 0.25));
  animation: bob 7s var(--ease-in-out) infinite;
}

@keyframes bob {
  0%, 100% { transform: rotate(-10deg) translateY(0); }
  50% { transform: rotate(-6deg) translateY(-10px); }
}

.closing h2 {
  position: relative;
  margin: 0 auto;
  max-width: 14em;
  font-size: clamp(40px, 7.4vw, 104px);
  font-weight: 600;
  line-height: 0.98;
  letter-spacing: -0.05em;
}

.closing p {
  position: relative;
  margin: 22px auto 0;
  max-width: 34em;
  font-size: 16px;
  color: rgba(245, 245, 247, 0.55);
}

.closing .hero-cta {
  position: relative;
  animation: none;
}

/* ==========================================================================
   Footer
   ========================================================================== */

.footer {
  padding: 44px var(--pad) 40px;
  background: var(--paper);
  font-size: 12px;
  color: var(--ink-soft);
}

.footer-inner {
  max-width: 1080px;
  margin: 0 auto;
}

.footer-cols {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 28px;
  padding-bottom: 34px;
  border-bottom: 1px solid var(--line);
}

.footer-col h4 {
  margin: 0 0 10px;
  font-size: 11px;
  font-weight: 600;
  color: var(--ink);
  letter-spacing: 0.02em;
}

.footer-col ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 7px;
}

.footer-col a {
  transition: color 0.2s ease;
}

.footer-col a:hover {
  color: var(--ink);
}

.footer-legal {
  padding-top: 22px;
  display: flex;
  flex-wrap: wrap;
  gap: 8px 18px;
  justify-content: space-between;
  font-size: 11px;
  line-height: 1.7;
  color: #6e6e73;
}

.footer-legal p {
  margin: 0;
  max-width: 70ch;
}

/* ==========================================================================
   Certificate modal
   ========================================================================== */

.modal {
  position: fixed;
  inset: 0;
  z-index: 300;
  display: grid;
  place-items: center;
  padding: 22px;
  background: rgba(0, 0, 0, 0.6);
  -webkit-backdrop-filter: blur(20px) saturate(140%);
  backdrop-filter: blur(20px) saturate(140%);
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.35s var(--ease-out), visibility 0s linear 0.35s;
}

.modal.is-open {
  opacity: 1;
  visibility: visible;
  transition: opacity 0.35s var(--ease-out), visibility 0s;
}

.modal-card {
  position: relative;
  width: min(720px, 100%);
  max-height: min(86svh, 900px);
  overflow-y: auto;
  overscroll-behavior: contain;
  padding: clamp(26px, 4.4vw, 46px);
  border-radius: 22px;
  background: linear-gradient(160deg, #fcf8ef, #f2ead9 70%, #ede2cc);
  color: #2a2318;
  box-shadow: 0 60px 120px -40px rgba(0, 0, 0, 0.8), 0 0 0 1px rgba(196, 158, 84, 0.5);
  transform: scale(0.94) translateY(14px);
  opacity: 0;
  transition: transform 0.5s var(--ease-out), opacity 0.35s var(--ease-out);
  transform-origin: 50% 20%;
}

.modal.is-open .modal-card {
  transform: none;
  opacity: 1;
}

.modal-close {
  position: absolute;
  top: 14px;
  right: 14px;
  z-index: 3;
  width: 32px;
  height: 32px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  background: rgba(42, 35, 24, 0.07);
  color: #5b4d36;
  transition: background-color 0.2s ease, transform 0.2s var(--ease-out);
}

.modal-close:hover {
  background: rgba(42, 35, 24, 0.14);
}

.modal-close:active {
  transform: scale(0.93);
}

.modal-close svg {
  width: 12px;
  height: 12px;
}

.mcert-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding-bottom: 18px;
  border-bottom: 1px solid rgba(174, 136, 64, 0.35);
}

.mcert-org {
  display: flex;
  align-items: center;
  gap: 9px;
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: #70552a;
}

.mcert-org .banana {
  width: 20px;
  height: 20px;
}

.mcert-no {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.08em;
  color: #70552a;
}

.mcert-kicker {
  margin-top: 24px;
  font-size: 9px;
  letter-spacing: 0.26em;
  text-transform: uppercase;
  color: #70552a;
}

.mcert-title {
  margin: 10px 0 0;
  font-family: var(--font-serif);
  font-size: clamp(23px, 3.1vw, 32px);
  line-height: 1.3;
  font-weight: 700;
  letter-spacing: 0.005em;
}

.mcert-en {
  margin: 7px 0 0;
  font-family: var(--font-mono);
  font-size: 10.5px;
  line-height: 1.6;
  letter-spacing: 0.04em;
  color: #6d5730;
  text-transform: uppercase;
}

.mcert-body {
  margin-top: 24px;
  display: grid;
  gap: 18px;
}

.mcert-body h5 {
  margin: 0 0 7px;
  font-size: 9px;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: #70552a;
  font-weight: 600;
}

.mcert-body p {
  margin: 0;
  font-size: 13px;
  line-height: 1.85;
  color: #5b4d38;
}

.mcert-claims {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 8px;
  counter-reset: c;
}

.mcert-claims li {
  position: relative;
  padding-left: 26px;
  font-size: 12.5px;
  line-height: 1.7;
  color: #5b4d38;
  counter-increment: c;
}

.mcert-claims li::before {
  content: counter(c, decimal-leading-zero);
  position: absolute;
  left: 0;
  top: 1px;
  font-family: var(--font-mono);
  font-size: 9.5px;
  color: #b3924c;
  letter-spacing: 0.04em;
}

.mcert-foot {
  margin-top: 26px;
  padding-top: 20px;
  border-top: 1px solid rgba(174, 136, 64, 0.35);
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 24px;
}

.mcert-sign {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.mcert-sign span {
  font-size: 8px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: #70552a;
}

.mcert-sign b {
  font-family: var(--font-serif);
  font-size: 15px;
  letter-spacing: 0.02em;
}

.mcert-seal {
  width: 96px;
  height: 96px;
  flex: none;
  transform: rotate(-8deg);
}

.mcert-stamp {
  position: absolute;
  right: clamp(24px, 5vw, 54px);
  top: 40%;
  padding: 6px 14px;
  border: 2px solid rgba(181, 62, 51, 0.45);
  border-radius: 6px;
  color: rgba(181, 62, 51, 0.6);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.2em;
  transform: rotate(-11deg);
  pointer-events: none;
  opacity: 0.9;
}

/* ==========================================================================
   Reveal system
   ========================================================================== */

[data-reveal] {
  opacity: 0;
  transform: translateY(26px);
  transition: opacity 0.85s var(--ease-out), transform 0.95s var(--ease-out);
  transition-delay: var(--d, 0s);
}

[data-reveal="scale"] {
  transform: translateY(30px) scale(0.97);
}

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

@media (min-width: 1600px) {
  .stage {
    width: min(1240px, 100%);
  }

  .hero-title {
    font-size: clamp(48px, 9vw, 160px);
  }
}

/* ==========================================================================
   Foldable display
   ========================================================================== */

.fold-stage {
  position: relative;
  width: 100%;
  perspective: 2200px;
  perspective-origin: 50% 45%;
  isolation: isolate;
}

.fold-device {
  position: relative;
  z-index: 2;
  width: 100%;
  aspect-ratio: 2.4;
  transform-style: preserve-3d;
  transform: rotateX(var(--rx, 3.5deg)) rotateY(var(--ry, 0deg)) scale(var(--fs, 1));
  will-change: transform;
}

.panel {
  position: absolute;
  top: 0;
  height: 100%;
  width: 33.3333%;
  transform-style: preserve-3d;
  will-change: transform;
}

.panel--l {
  left: 0;
  transform-origin: 100% 50%;
  transform: rotateY(calc(var(--fold, 0deg) * -1));
}

.panel--m {
  left: 33.3333%;
}

.panel--r {
  left: 66.6666%;
  transform-origin: 0% 50%;
  transform: rotateY(calc(var(--fold, 0deg) * -1));
}

.face {
  position: absolute;
  inset: 0;
  overflow: hidden;
  background: #070709;
  backface-visibility: hidden;
  -webkit-backface-visibility: hidden;
}

.face--front {
  background-image: url(horizon.svg);
  background-repeat: no-repeat;
  background-size: 300% 100%;
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.12);
}

.face--front::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(115deg, rgba(255, 255, 255, 0.14), transparent 26%, transparent 74%, rgba(255, 255, 255, 0.05));
  pointer-events: none;
}

.panel--l .face {
  border-radius: 14px 2px 2px 14px;
}

.panel--m .face {
  border-radius: 2px;
}

.panel--r .face {
  border-radius: 2px 14px 14px 2px;
}

.panel--l .face--front { background-position: 0% 50%; }
.panel--m .face--front { background-position: 50% 50%; }
.panel--r .face--front { background-position: 100% 50%; }

.face--back {
  transform: rotateY(180deg);
  display: grid;
  place-items: center;
  background:
    radial-gradient(90% 70% at 26% 6%, rgba(255, 255, 255, 0.16), transparent 58%),
    linear-gradient(150deg, #4c4c52 0%, #1c1c20 22%, #0b0b0d 62%, #2f2f35 100%);
}

.fold-mark {
  display: flex;
  align-items: center;
  gap: 9px;
  white-space: nowrap;
  color: rgba(255, 255, 255, 0.55);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.22em;
  text-transform: uppercase;
}

.fold-mark .banana {
  width: 24px;
  height: 24px;
  opacity: 0.9;
}

/* hinge light */
.panel--l::after,
.panel--r::after {
  content: "";
  position: absolute;
  top: 0;
  bottom: 0;
  width: 1px;
  z-index: 4;
  background: linear-gradient(180deg, transparent, rgba(255, 255, 255, 0.6) 22%, rgba(255, 255, 255, 0.6) 78%, transparent);
  opacity: 0.5;
  pointer-events: none;
}

.panel--l::after { right: 0; }
.panel--r::after { left: 0; }

.fold-shadow {
  position: absolute;
  left: 10%;
  right: 10%;
  bottom: -8%;
  height: 18%;
  background: radial-gradient(50% 100% at 50% 40%, rgba(0, 0, 0, 0.85), transparent 72%);
  filter: blur(22px);
  z-index: 1;
  pointer-events: none;
}

.fold-caption {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 14px;
  margin: 22px 0 0;
  font-size: 11px;
  letter-spacing: 0.12em;
  color: rgba(245, 245, 247, 0.58);
}

.fold-caption i {
  width: 3px;
  height: 3px;
  border-radius: 50%;
  background: rgba(255, 214, 10, 0.6);
}

.hero-fold {
  width: min(980px, 100%);
  margin-top: clamp(30px, 4.4vh, 50px);
  animation: stageIn 1.5s var(--ease-out) 0.42s both;
}

.hero-fold .fold-device {
  transition: transform 0.45s var(--ease-out);
}

@media (min-width: 1800px) {
  .hero-fold {
    width: min(1180px, 100%);
  }
}

@media (max-height: 840px) and (min-width: 981px) {
  .hero {
    padding-top: calc(var(--nav-h) + 24px);
    padding-bottom: 36px;
  }

  .hero-sub {
    margin-top: 12px;
  }

  .hero-cta {
    margin-top: 18px;
  }

  .hero-price {
    margin-top: 12px;
  }

  .hero-fold {
    width: min(820px, 100%);
    margin-top: 22px;
  }

  .fold-caption {
    margin-top: 14px;
  }
}

/* pinned fold */
.pinned-fold {
  width: 100%;
  max-width: 780px;
  margin: 0 auto;
}

.rail-pct {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  margin-left: 8px;
  font-size: 10px;
  letter-spacing: 0.1em;
  color: rgba(255, 255, 255, 0.6);
  white-space: nowrap;
}

.rail-pct i {
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--banana);
  box-shadow: 0 0 9px var(--banana);
}

.rail-pct b {
  color: #f5f5f7;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0;
  font-variant-numeric: tabular-nums;
}

/* ==========================================================================
   Climate wall teaser
   ========================================================================== */

.teaser {
  position: relative;
  padding: clamp(96px, 12vw, 156px) var(--pad) clamp(64px, 8vw, 104px);
  background: #050506;
  color: #f5f5f7;
  text-align: center;
  overflow: hidden;
}

.teaser::before {
  content: "";
  position: absolute;
  inset: -12% -10% auto;
  height: 760px;
  background:
    radial-gradient(44% 58% at 50% 32%, rgba(255, 196, 60, 0.14), transparent 70%),
    radial-gradient(38% 44% at 82% 8%, rgba(40, 200, 140, 0.08), transparent 70%);
  pointer-events: none;
}

.teaser-inner {
  position: relative;
  max-width: 1180px;
  margin: 0 auto;
}

.teaser-pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 14px;
  border-radius: 999px;
  border: 1px solid rgba(255, 214, 10, 0.28);
  background: rgba(255, 214, 10, 0.07);
  color: var(--banana);
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.teaser-pill i {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--banana);
  box-shadow: 0 0 10px var(--banana);
  animation: pulseDot 2.4s var(--ease-in-out) infinite;
}

@keyframes pulseDot {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.45; transform: scale(0.8); }
}

.teaser-head .eyebrow {
  margin-top: 26px;
  color: rgba(245, 245, 247, 0.58);
  letter-spacing: 0.24em;
}

.teaser-head .h2 {
  margin-top: 14px;
}

.teaser-head .body {
  margin: 20px auto 0;
  max-width: 34em;
  color: rgba(245, 245, 247, 0.55);
}

.teaser-stagewrap {
  margin: clamp(38px, 6vw, 66px) auto 0;
  display: flex;
  justify-content: center;
}

.teaser-stagewrap .stage {
  width: 100%;
  max-width: 1080px;
  margin: 0;
  animation: none;
}

.teaser-device .device-screen {
  aspect-ratio: 21 / 9;
}

.teaser-meta {
  display: flex;
  justify-content: center;
  gap: clamp(28px, 6vw, 76px);
  margin-top: 30px;
  flex-wrap: wrap;
}

.teaser-meta div {
  display: flex;
  flex-direction: column;
  gap: 4px;
  align-items: center;
}

.teaser-meta b {
  font-size: 26px;
  font-weight: 600;
  letter-spacing: -0.03em;
  font-variant-numeric: tabular-nums;
}

.teaser-meta span {
  font-size: 9px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: rgba(245, 245, 247, 0.6);
}

.teaser-cta {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  margin-top: 30px;
  flex-wrap: wrap;
}

.btn.is-done {
  background: rgba(255, 255, 255, 0.1);
  color: rgba(245, 245, 247, 0.65);
  box-shadow: none;
  pointer-events: none;
}

/* ==========================================================================
   Global bits
   ========================================================================== */

main section[id] {
  scroll-margin-top: 64px;
}

.cards {
  perspective: 1200px;
}

body.menu-open {
  overflow: hidden;
}

/* ==========================================================================
   Responsive
   ========================================================================== */

@media (max-width: 980px) {
  .nav-links {
    display: none;
  }

  .nav-menu-btn {
    display: grid;
  }

  .pinned-sticky {
    grid-template-columns: 1fr;
    grid-template-rows: auto auto;
    align-content: center;
    gap: 24px;
    padding-top: calc(var(--nav-h) + 14px);
    align-items: center;
  }

  .pinned-stage {
    order: 1;
    width: 100%;
    max-width: 620px;
    margin: 0 auto;
  }

  .pinned-fold {
    max-width: 100%;
  }

  .pinned-copy {
    order: 2;
    min-height: 300px;
    width: 100%;
    max-width: 620px;
    margin: 0 auto;
  }

  .pinned-device .device-screen {
    aspect-ratio: 16 / 10;
    max-height: none;
  }

  .step h3 {
    font-size: clamp(24px, 5vw, 36px);
  }

  .step p {
    font-size: 13px;
    max-width: none;
  }

  .step-meta {
    margin-top: 16px;
  }

  .step-index {
    margin-bottom: 10px;
  }

  .rail {
    bottom: 0;
  }

  .cards {
    grid-template-columns: 1fr;
    max-width: 560px;
    margin: 0 auto;
  }

  .card-visual {
    aspect-ratio: 16 / 9;
  }

  .cert-grid {
    grid-template-columns: 1fr;
    max-width: 620px;
  }

  .footer-cols {
    grid-template-columns: repeat(2, 1fr);
    gap: 26px 18px;
  }
}

@media (max-width: 640px) {
  :root {
    --pad: 20px;
  }

  .table-hint {
    display: block;
  }

  body {
    font-size: 16px;
  }

  .hero {
    padding-top: calc(var(--nav-h) + 42px);
    padding-bottom: 56px;
    min-height: 100svh;
    justify-content: center;
  }

  .rain-trees {
    display: none;
  }

  .hero-device .device-screen {
    aspect-ratio: 16 / 10;
  }

  .hero-title {
    font-size: clamp(46px, 15vw, 76px);
  }

  .hero-sub {
    margin-top: 16px;
    font-size: 16px;
  }

  .only-sm {
    display: inline;
  }

  .hero-cta {
    margin-top: 24px;
    width: 100%;
    flex-direction: column;
  }

  .hero-fold {
    width: 100%;
    margin-top: 30px;
  }

  .fold-caption {
    gap: 9px;
    font-size: 9px;
    letter-spacing: 0.12em;
    margin-top: 18px;
  }

  .teaser-meta {
    gap: 24px;
  }

  .teaser-meta b {
    font-size: 22px;
  }

  .teaser-cta {
    flex-direction: column;
    width: 100%;
  }

  .teaser-cta .btn {
    width: 100%;
  }

  .hero-cta .btn {
    width: 100%;
  }

  .stage {
    margin-top: 34px;
  }

  .device {
    padding: 6px;
    border-radius: 20px;
  }

  .device-screen {
    border-radius: 14px;
  }

  .zone-label {
    left: 9px;
    right: 9px;
    bottom: 9px;
    flex-direction: column;
    align-items: flex-start;
    gap: 2px;
  }

  .zone-label b {
    font-size: 15px;
  }

  .zone-label span {
    display: none;
  }

  .device-hud {
    padding: 10px 12px;
    font-size: 8px;
  }

  .hero-scroll {
    display: none;
  }

  .stats {
    grid-template-columns: 1fr;
    gap: 26px;
  }

  .stat {
    flex-direction: row;
    align-items: baseline;
    justify-content: space-between;
    border-bottom: 1px solid var(--line);
    padding-bottom: 14px;
  }

  .stat:last-child {
    border-bottom: 0;
  }

  .stat b {
    font-size: 40px;
  }

  .section-head {
    margin-bottom: 32px;
  }

  .pinned {
    height: 300vh;
  }

  .pinned-sticky {
    padding-left: 18px;
    padding-right: 18px;
    min-height: 540px;
  }

  .pinned-copy {
    min-height: 286px;
  }

  .step {
    inset: 0 0 36px 0;
  }

  .pinned-hud {
    font-size: 9px;
    padding: 5px 10px 5px 7px;
  }

  .step p {
    font-size: 12.5px;
    line-height: 1.65;
  }

  .card {
    padding: 20px 20px 22px;
  }

  .cert {
    padding: 24px 22px 22px;
  }

  .cert-seal {
    width: 66px;
    height: 66px;
    right: 16px;
    bottom: 16px;
  }

  .cert-meta {
    gap: 18px;
    padding-right: 60px;
  }

  .cert-abs {
    padding-right: 20px;
  }

  .mcert-foot {
    flex-direction: column;
    align-items: flex-start;
  }

  .mcert-seal {
    width: 76px;
    height: 76px;
  }

  .mcert-stamp {
    display: none;
  }

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

/* ==========================================================================
   Type refinements
   ========================================================================== */

h1,
h2,
h3 {
  text-wrap: balance;
}

p {
  text-wrap: pretty;
}

.h2 {
  line-height: 1.02;
}

.body {
  line-height: 1.66;
}

/* ==========================================================================
   Engineering details
   ========================================================================== */

.details {
  position: relative;
  overflow: hidden;
  background: #050506;
  color: #f5f5f7;
}

.details::before {
  content: "";
  position: absolute;
  inset: -18% -10% auto;
  height: 780px;
  background:
    radial-gradient(42% 56% at 78% 18%, rgba(255, 180, 60, 0.12), transparent 70%),
    radial-gradient(38% 48% at 12% 44%, rgba(80, 140, 255, 0.08), transparent 72%);
  pointer-events: none;
}

.details::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 0;
  background-image: url("noise.svg");
  background-size: 160px 160px;
  opacity: 0.05;
  mix-blend-mode: overlay;
  pointer-events: none;
}

.details .section-inner {
  position: relative;
  z-index: 1;
}

.details-head {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
  gap: clamp(28px, 5vw, 72px);
  align-items: end;
  margin-bottom: clamp(46px, 6.5vw, 80px);
}

.details-head .h2 {
  margin-top: 16px;
}

.details-head .body {
  max-width: 42em;
  color: rgba(245, 245, 247, 0.62);
}

.exploded {
  position: relative;
  max-width: 960px;
  margin: 0 auto;
  padding-left: 34px;
}

.exploded::before {
  content: "";
  position: absolute;
  inset: -26px -12px -10px;
  background-image:
    linear-gradient(to right, rgba(255, 255, 255, 0.055) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(255, 255, 255, 0.055) 1px, transparent 1px);
  background-size: 40px 40px;
  -webkit-mask-image: radial-gradient(72% 84% at 42% 50%, #000 28%, transparent 76%);
  mask-image: radial-gradient(72% 84% at 42% 50%, #000 28%, transparent 76%);
  pointer-events: none;
}

.exploded-spine {
  position: absolute;
  left: 10px;
  top: 10px;
  bottom: 34px;
  width: 1px;
  background: linear-gradient(
    180deg,
    transparent,
    rgba(255, 255, 255, 0.2) 6%,
    rgba(255, 255, 255, 0.2) 94%,
    transparent
  );
}

.layer {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1fr) 252px;
  gap: clamp(20px, 3vw, 40px);
  align-items: center;
}

.layer + .layer {
  margin-top: 20px;
}

.layer::before {
  content: "";
  position: absolute;
  left: -27px;
  top: 50%;
  width: 5px;
  height: 5px;
  margin-top: -2.5px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.42);
  box-shadow: 0 0 0 4px rgba(255, 255, 255, 0.045);
}

.layer-bar {
  position: relative;
  width: var(--w, 100%);
  height: var(--h, 28px);
  border-radius: 6px;
  transform: scaleX(0.92);
  transform-origin: left center;
  transition: transform 1.1s var(--ease-out);
}

.layer.is-in .layer-bar {
  transform: none;
}

.layer-bar--glass {
  background: linear-gradient(
    90deg,
    rgba(190, 225, 255, 0.4),
    rgba(120, 160, 200, 0.17) 55%,
    rgba(255, 255, 255, 0.06)
  );
  border: 1px solid rgba(200, 230, 255, 0.3);
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.5),
    0 0 30px rgba(120, 190, 255, 0.12);
}

.layer-bar--glue {
  border-radius: 99px;
  background: linear-gradient(
    90deg,
    rgba(255, 190, 90, 0.15),
    rgba(255, 190, 90, 0.85) 42%,
    rgba(255, 214, 10, 0.35)
  );
  box-shadow: 0 0 18px rgba(255, 190, 90, 0.35);
}

.layer-bar--film {
  border: 1px solid rgba(120, 255, 220, 0.16);
  background:
    repeating-linear-gradient(90deg, rgba(120, 255, 220, 0.14) 0 1px, transparent 1px 8px),
    linear-gradient(90deg, #0b2a26, #15584c 55%, #0a1f1c);
}

.layer-bar--hinge {
  background: linear-gradient(
    90deg,
    #5a5a62,
    #d7d7de 22%,
    #8b8b94 50%,
    #e8e8ee 78%,
    #4a4a52
  );
  box-shadow:
    0 0 30px rgba(255, 255, 255, 0.12),
    inset 0 1px 0 rgba(255, 255, 255, 0.6);
}

.layer-bar--hinge::after {
  content: "";
  position: absolute;
  left: 50%;
  top: 50%;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  transform: translate(-50%, -50%);
  background: radial-gradient(circle at 35% 30%, #fff, #9a9aa4 45%, #3c3c44);
  box-shadow: 0 0 0 4px rgba(0, 0, 0, 0.35);
}

.layer-bar--frame {
  border: 1px solid rgba(255, 255, 255, 0.1);
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.12), transparent 42%),
    linear-gradient(90deg, #2a2a30, #4a4a52 42%, #232329 100%);
}

.layer-info div {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
}

.layer-info span {
  font-size: 13px;
  color: #f5f5f7;
}

.layer-info b {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 500;
  color: rgba(245, 245, 247, 0.58);
  font-variant-numeric: tabular-nums;
}

.layer-info p {
  margin: 5px 0 0;
  font-size: 12px;
  line-height: 1.5;
  color: rgba(245, 245, 247, 0.52);
}

.exploded-cap {
  margin: 26px 0 0;
  padding-left: 2px;
  font-size: 10px;
  letter-spacing: 0.12em;
  color: rgba(245, 245, 247, 0.55);
}

.detail-stats {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  margin-top: clamp(44px, 6vw, 72px);
  border-top: 1px solid rgba(255, 255, 255, 0.12);
}

.detail-stat {
  padding: 26px 24px 0 0;
}

.detail-stat + .detail-stat {
  padding-left: 26px;
  border-left: 1px solid rgba(255, 255, 255, 0.1);
}

.detail-stat b {
  display: block;
  font-size: clamp(30px, 3.2vw, 44px);
  font-weight: 600;
  line-height: 1;
  letter-spacing: -0.045em;
  font-variant-numeric: tabular-nums;
}

.detail-stat b em {
  margin-left: 4px;
  font-style: normal;
  font-size: 0.42em;
  font-weight: 500;
  letter-spacing: 0;
  color: rgba(245, 245, 247, 0.5);
}

.detail-stat span {
  display: block;
  margin-top: 9px;
  font-size: 10px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: rgba(245, 245, 247, 0.55);
}

/* ==========================================================================
   Three states
   ========================================================================== */

.forms {
  background: #fff;
}

.forms-head {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
  gap: clamp(28px, 5vw, 72px);
  align-items: end;
  margin-bottom: clamp(40px, 5.5vw, 64px);
}

.forms-head .h2 {
  margin-top: 14px;
}

.forms-head .body {
  max-width: 34em;
}

.forms-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.form-card {
  display: flex;
  flex-direction: column;
  overflow: hidden;
  border-radius: 26px;
  background: #f5f5f7;
  transition:
    transform 0.45s var(--ease-out),
    box-shadow 0.45s var(--ease-out);
}

.form-card:nth-child(1) {
  --glow: rgba(255, 180, 60, 0.17);
}

.form-card:nth-child(2) {
  --glow: rgba(80, 200, 190, 0.15);
}

.form-card:nth-child(3) {
  --glow: rgba(120, 150, 255, 0.15);
}

.form-visual {
  position: relative;
  display: grid;
  place-items: center;
  height: 300px;
  overflow: hidden;
  background:
    radial-gradient(56% 56% at 50% 42%, var(--glow), transparent 72%),
    linear-gradient(180deg, #15151a, #07070a 74%);
}

.form-visual::after {
  content: "";
  position: absolute;
  left: 8%;
  right: 8%;
  bottom: 14%;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.16), transparent);
  pointer-events: none;
}

.mini-fold {
  width: min(100%, 420px);
  perspective: 1400px;
}

.mini-fold .fold-device {
  transition: transform 0.7s var(--ease-out);
}

.mini-shadow {
  position: absolute;
  left: 22%;
  right: 22%;
  bottom: 12%;
  height: 20px;
  background: radial-gradient(50% 100% at 50% 50%, rgba(0, 0, 0, 0.85), transparent 72%);
  filter: blur(10px);
  pointer-events: none;
}

.form-tag {
  position: absolute;
  left: 18px;
  top: 15px;
  z-index: 2;
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.14em;
  color: rgba(255, 255, 255, 0.62);
}

.form-copy {
  display: flex;
  flex: 1;
  flex-direction: column;
  padding: 24px 24px 26px;
}

.form-copy h3 {
  margin: 0;
  font-size: clamp(21px, 1.75vw, 25px);
  font-weight: 600;
  line-height: 1.14;
  letter-spacing: -0.028em;
}

.form-copy p {
  margin: 10px 0 0;
  font-size: 13.5px;
  line-height: 1.62;
  color: #6e6e73;
}

.form-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: auto;
  padding-top: 18px;
  font-size: 10px;
  letter-spacing: 0.06em;
  color: #6e6e73;
}

.form-meta span:not(:first-child)::before {
  content: "·";
  margin-right: 8px;
  color: #c7c7cc;
}

@media (hover: hover) and (pointer: fine) {
  .form-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 34px 64px -34px rgba(0, 0, 0, 0.34);
  }

  .form-card:hover .mini-fold .fold-device {
    transform: rotateX(2deg) scale(calc(var(--fs, 1) * 1.04));
  }
}

/* ==========================================================================
   Details / forms responsive
   ========================================================================== */

@media (max-width: 980px) {
  .details-head,
  .forms-head {
    grid-template-columns: 1fr;
    gap: 22px;
    align-items: start;
  }

  .details-head .body,
  .forms-head .body {
    max-width: none;
  }

  .exploded {
    max-width: 720px;
  }

  .layer {
    grid-template-columns: minmax(0, 1fr) 200px;
    gap: 18px;
  }

  .detail-stats {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    row-gap: 26px;
  }

  .detail-stat:nth-child(3) {
    padding-left: 0;
    border-left: 0;
  }

  .forms-grid {
    grid-template-columns: 1fr;
    max-width: 620px;
    margin: 0 auto;
  }

  .form-visual {
    height: 300px;
  }
}

@media (max-width: 640px) {
  .details {
    padding-top: 86px;
    padding-bottom: 86px;
  }

  .exploded {
    padding-left: 24px;
  }

  .layer {
    grid-template-columns: 1fr;
    gap: 8px;
  }

  .layer + .layer {
    margin-top: 16px;
  }

  .layer::before {
    left: -19px;
  }

  .layer-bar {
    width: 100%;
  }

  .layer-info {
    display: flex;
    align-items: baseline;
    justify-content: space-between;
    gap: 14px;
  }

  .layer-info p {
    display: none;
  }

  .detail-stat {
    padding-right: 0;
    padding-top: 20px;
  }

  .detail-stat + .detail-stat {
    padding-left: 0;
    border-left: 0;
  }

  .detail-stat b {
    font-size: 30px;
  }

  .forms-grid {
    max-width: none;
  }

  .form-visual {
    height: 280px;
  }

  .form-copy {
    padding: 20px 20px 22px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .layer-bar {
    transform: none !important;
  }

  .form-card:hover,
  .form-card:hover .mini-fold .fold-device {
    transform: none !important;
  }
}


/* ==========================================================================
   v3 — living hero, fold cinematics, title split
   ========================================================================== */

.hero-canvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  z-index: -2;
  pointer-events: none;
  opacity: 0.92;
}

/* the hero stage floats after its entrance */
.hero-fold {
  animation:
    stageIn 1.5s var(--ease-out) 0.42s both,
    heroFloat 12s ease-in-out 1.8s infinite;
}

@keyframes heroFloat {
  0%,
  100% {
    transform: translate3d(0, 0, 0);
  }
  50% {
    transform: translate3d(0, -9px, 0);
  }
}

.hero-fold::before {
  content: "";
  position: absolute;
  inset: 6% 4%;
  background: radial-gradient(58% 58% at 50% 46%, rgba(255, 196, 40, 0.2), transparent 72%);
  filter: blur(30px);
  z-index: 0;
  pointer-events: none;
  opacity: 0.8;
}

/* per-panel parallax, only on the hero; the pinned fold keeps a clean hinge */
.hero-fold .panel--l {
  transform: translate3d(var(--plx, 0px), var(--ply, 0px), 0) rotateY(calc(var(--fold, 0deg) * -1));
}

.hero-fold .panel--m {
  transform: translate3d(var(--pmx, 0px), var(--pmy, 0px), 0);
}

.hero-fold .panel--r {
  transform: translate3d(var(--prx, 0px), var(--pry, 0px), 0) rotateY(calc(var(--fold, 0deg) * -1));
}

/* metal bezel */
.face--front {
  filter: brightness(var(--dim, 1)) saturate(var(--sat, 1));
  box-shadow:
    inset 0 0 0 1px rgba(225, 232, 245, 0.38),
    inset 0 0 0 2px rgba(0, 0, 0, 0.5),
    inset 0 0 28px rgba(255, 255, 255, 0.05);
}

/* sweeping highlight on the metal bezel */
.face--front::before {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: inherit;
  padding: 1px;
  background: linear-gradient(115deg, transparent 38%, rgba(255, 255, 255, 0.9) 49%, rgba(255, 236, 170, 0.55) 52%, transparent 62%);
  -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  -webkit-mask-composite: xor;
  mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  mask-composite: exclude;
  transform: translate3d(var(--sheen-x, 0px), 0, 0);
  opacity: 0.28;
  pointer-events: none;
  z-index: 3;
}

.hero-fold .face--front::before {
  opacity: 0.55;
}

/* time of day layers */
.face .scene {
  position: absolute;
  inset: 0;
  pointer-events: none;
  opacity: 0;
}

.scene--dusk {
  background: linear-gradient(180deg, rgba(255, 150, 60, 0.24), rgba(120, 30, 60, 0.4) 64%, rgba(30, 10, 30, 0.48));
  mix-blend-mode: soft-light;
  opacity: var(--dusk, 0);
}

.scene--night {
  background:
    radial-gradient(1.2px 1.2px at 12% 22%, rgba(255, 255, 255, 0.9), transparent 60%),
    radial-gradient(1px 1px at 31% 14%, rgba(255, 255, 255, 0.7), transparent 60%),
    radial-gradient(1.4px 1.4px at 48% 28%, rgba(255, 255, 255, 0.85), transparent 60%),
    radial-gradient(1px 1px at 67% 12%, rgba(255, 255, 255, 0.65), transparent 60%),
    radial-gradient(1.2px 1.2px at 82% 24%, rgba(255, 255, 255, 0.8), transparent 60%),
    radial-gradient(1px 1px at 22% 38%, rgba(255, 255, 255, 0.6), transparent 60%),
    radial-gradient(1.3px 1.3px at 58% 42%, rgba(255, 255, 255, 0.7), transparent 60%),
    radial-gradient(1px 1px at 74% 36%, rgba(255, 255, 255, 0.55), transparent 60%),
    linear-gradient(180deg, rgba(6, 12, 36, 0.56), rgba(1, 3, 12, 0.84));
  opacity: var(--night, 0);
}

/* the sweep that travels across the glass / bezel */
.face .sheen {
  position: absolute;
  inset: -25% -55%;
  background: linear-gradient(115deg, transparent 40%, rgba(255, 255, 255, 0.26) 50%, transparent 60%);
  transform: translate3d(var(--sheen-x, 0px), 0, 0) rotate(0.001deg);
  mix-blend-mode: screen;
  opacity: 0.18;
  pointer-events: none;
}

.hero-fold .sheen {
  opacity: 0.3;
}

.form-card .sheen {
  opacity: 0.1;
}

/* hinge light */
.panel--l::after,
.panel--r::after {
  width: 1.5px;
  background: linear-gradient(180deg, transparent, rgba(255, 200, 60, 0.2) 12%, rgba(255, 229, 130, 0.95) 50%, rgba(255, 200, 60, 0.2) 88%, transparent);
  box-shadow: 0 0 10px rgba(255, 190, 40, 0.55), 0 0 26px rgba(255, 140, 0, 0.28);
  opacity: var(--hinge, 0.38);
}

/* GSAP pin replaces the CSS 300vh sticky on desktop */
.has-gsap .pinned {
  height: auto;
}

.has-gsap .pinned-sticky {
  position: relative;
  top: auto;
}

/* title split */
.split .word {
  display: inline-block;
  white-space: nowrap;
}

.split .char {
  display: inline-block;
  opacity: 0;
  transform: translateY(0.42em) rotateX(-38deg);
  filter: blur(7px);
  transform-origin: 50% 100%;
  will-change: transform, opacity, filter;
}

.split.is-in .char,
.hero-title.split .char {
  animation: charIn 0.72s var(--ease-out) forwards;
  animation-delay: calc(var(--i) * 0.015s + 0.03s);
}

.hero-title.split {
  animation: none;
  background: none;
  color: #f5f5f7;
}

.split .grad-text {
  background: none;
}

.hero-title.split .char,
.split .grad-text .char {
  background: linear-gradient(180deg, #fff 12%, #fff 46%, #9a9aa0 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

@keyframes charIn {
  to {
    opacity: 1;
    transform: none;
    filter: blur(0);
  }
}

/* small glass highlight on the three state cards */
.form-card::after {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: inherit;
  background: radial-gradient(320px circle at 32% 18%, rgba(255, 255, 255, 0.09), transparent 60%);
  opacity: 0;
  transition: opacity 0.4s ease;
  pointer-events: none;
}

.form-card:hover::after {
  opacity: 1;
}

/* mobile / reduced: no canvas, no float, no pointer 3D */
@media (max-width: 768px) {
  .hero-canvas {
    display: none;
  }

  .hero-fold {
    animation: stageIn 1.5s var(--ease-out) 0.42s both;
  }

  .hero-fold .panel--l,
  .hero-fold .panel--m,
  .hero-fold .panel--r {
    transform: rotateY(calc(var(--fold, 0deg) * -1));
  }

  .hero-fold .panel--m {
    transform: none;
  }

  .hero-fold .sheen {
    opacity: 0.16;
  }
}


/* ==========================================================================
   Audience + student pricing
   ========================================================================== */

.intro-note {
  margin: 16px 0 0;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.04em;
  color: #6e6e73;
}

.audience {
  background: #050506;
  color: #f5f5f7;
  position: relative;
  overflow: hidden;
}

.audience::before {
  content: "";
  position: absolute;
  inset: -20% -10% auto -10%;
  height: 70%;
  background:
    radial-gradient(50% 50% at 25% 30%, rgba(255, 214, 10, 0.08), transparent 70%),
    radial-gradient(45% 45% at 80% 20%, rgba(100, 210, 255, 0.07), transparent 70%);
  pointer-events: none;
}

.audience-head .body {
  color: rgba(245, 245, 247, 0.55);
}

.audience .eyebrow {
  color: var(--banana);
}

.audience-grid {
  position: relative;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
  margin-top: clamp(36px, 5vw, 64px);
}

.audience-card {
  position: relative;
  display: flex;
  flex-direction: column;
  min-height: 360px;
  padding: 26px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 24px;
  background:
    radial-gradient(80% 60% at 80% 0%, color-mix(in srgb, var(--accent) 12%, transparent), transparent 70%),
    linear-gradient(165deg, #151517, #0a0a0b 70%);
  overflow: hidden;
  transition: transform 0.45s var(--ease-out), border-color 0.35s ease;
}

.audience-card::after {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: inherit;
  background: radial-gradient(280px circle at 80% 0%, color-mix(in srgb, var(--accent) 10%, transparent), transparent 65%);
  opacity: 0.7;
  pointer-events: none;
}

.audience-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 34px;
}

.audience-num {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.18em;
  color: rgba(245, 245, 247, 0.55);
}

.audience-icon {
  display: grid;
  place-items: center;
  width: 42px;
  height: 42px;
  border-radius: 50%;
  border: 1px solid rgba(255, 255, 255, 0.14);
  color: var(--accent);
  background: rgba(255, 255, 255, 0.03);
}

.audience-icon svg {
  width: 21px;
  height: 21px;
}

.audience-persona {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.16em;
  color: var(--accent);
}

.audience-card h3 {
  margin: 0;
  font-size: clamp(24px, 2.2vw, 30px);
  font-weight: 600;
  line-height: 1.08;
  letter-spacing: -0.03em;
}

.audience-card p {
  margin: 14px 0 0;
  font-size: 14px;
  line-height: 1.65;
  color: rgba(245, 245, 247, 0.58);
}

.audience-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: auto;
  padding-top: 24px;
}

.audience-meta span {
  padding: 5px 10px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 999px;
  font-size: 10px;
  letter-spacing: 0.04em;
  color: rgba(245, 245, 247, 0.6);
}

.audience-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-top: 16px;
  font-size: 12px;
  font-weight: 500;
  color: var(--accent);
}

.audience-link:hover {
  color: #fff;
}

@media (hover: hover) and (pointer: fine) {
  .audience-card:hover {
    transform: translateY(-6px);
    border-color: color-mix(in srgb, var(--accent) 45%, transparent);
  }
}

.student-offer {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: clamp(24px, 4vw, 56px);
  margin-top: 28px;
  padding: clamp(26px, 3.4vw, 42px);
  border: 1px solid rgba(255, 214, 10, 0.35);
  border-radius: 26px;
  background:
    radial-gradient(60% 120% at 0% 0%, rgba(255, 214, 10, 0.12), transparent 60%),
    #fff;
  box-shadow: 0 22px 60px rgba(0, 0, 0, 0.05);
  scroll-margin-top: calc(var(--nav-h) + 24px);
}

.student-badge {
  display: inline-flex;
  align-items: center;
  padding: 6px 12px;
  border-radius: 999px;
  background: var(--banana);
  color: #1a1500;
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.06em;
}

.student-offer h3 {
  margin: 18px 0 0;
  font-size: clamp(24px, 2.4vw, 32px);
  font-weight: 600;
  line-height: 1.12;
  letter-spacing: -0.03em;
  color: var(--ink);
}

.student-note {
  margin: 10px 0 0;
  font-size: 12px;
  color: #6e6e73;
}

.student-body {
  margin: 14px 0 0;
  max-width: 34em;
  font-size: 14px;
  line-height: 1.65;
  color: #6e6e73;
}

.student-price {
  margin: 20px 0 0;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.02em;
  color: var(--ink);
}

.student-offer-how {
  padding-top: 4px;
}

.student-how {
  display: block;
  margin-bottom: 16px;
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.16em;
  color: #6e6e73;
}

.student-offer-how ol {
  margin: 0;
  padding: 0;
  list-style: none;
  counter-reset: student-step;
}

.student-offer-how li {
  position: relative;
  padding: 0 0 18px 34px;
  font-size: 13px;
  line-height: 1.6;
  color: #424245;
  counter-increment: student-step;
}

.student-offer-how li::before {
  content: counter(student-step, decimal-leading-zero);
  position: absolute;
  left: 0;
  top: 1px;
  font-family: var(--font-mono);
  font-size: 10px;
  color: #9a7a10;
}

.student-offer-how li:last-child {
  padding-bottom: 0;
}

@media (max-width: 980px) {
  .audience-grid {
    grid-template-columns: 1fr;
  }

  .audience-card {
    min-height: 0;
  }

  .student-offer {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 640px) {
  .audience-card {
    padding: 22px;
  }

  .student-offer {
    padding: 22px;
  }
}

/* ==========================================================================
   Reduced motion
   ========================================================================== */

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
    scroll-behavior: auto !important;
  }

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

  .hero-copy,
  .hero-title,
  .hero-sub,
  .hero-cta,
  .hero-price,
  .stage,
  .zone .scene {
    opacity: 1 !important;
  }

  .aurora,
  .closing .banana-mark,
  .gold-text {
    animation: none !important;
  }

  .card,
  .cert,
  .device {
    transform: none !important;
  }

  .hero-canvas {
    display: none;
  }

  .hero-fold {
    animation: none !important;
  }

  .face .sheen {
    opacity: 0;
  }

  .form-card:hover::after {
    opacity: 0;
  }
}

@media (hover: none), (pointer: coarse) {
  .card:hover,
  .cert:hover {
    transform: none;
  }

  .hero-spot {
    display: none;
  }
}