@import url('https://fonts.googleapis.com/css2?family=Manrope:wght@300;400;500;600&display=swap');

:root {
  --ink: #161a1d;
  --muted: #636b70;
  --paper: #f5f8f9;
  --soft: #eef2f3;
  --line: rgba(22, 26, 29, .15);
  --ease-out: cubic-bezier(.23, 1, .32, 1);
  --ease-in-out: cubic-bezier(.77, 0, .175, 1);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; color: var(--ink); background: #fff; font-family: "Manrope", Arial, sans-serif; font-weight: 300; -webkit-font-smoothing: antialiased; }
a { color: inherit; text-decoration: none; }
img { display: block; max-width: 100%; }
button, input { font: inherit; }

.product-header { position: fixed; z-index: 20; inset: 0 0 auto; height: 68px; display: flex; align-items: center; justify-content: space-between; padding: 0 clamp(24px, 4vw, 68px); background: rgba(255,255,255,.84); border-bottom: 1px solid transparent; backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px); transition: border-color 240ms ease, background-color 240ms ease; }
.product-header.scrolled { border-color: var(--line); background: rgba(255,255,255,.94); }
.brand { display: inline-flex; align-items: baseline; gap: .48rem; font-size: .78rem; line-height: 1; letter-spacing: .09em; text-transform: uppercase; }
.brand span:first-child { font-weight: 600; }
.brand span:last-child { font-weight: 300; letter-spacing: .16em; opacity: .72; }
nav { display: flex; align-items: center; gap: 2.2rem; font-size: .72rem; }
nav a { position: relative; }
nav a::after { content: ""; position: absolute; left: 0; bottom: -.38rem; width: 68%; height: 1px; background: currentColor; transform: scaleX(0); transform-origin: left; transition: transform 220ms var(--ease-out); }
nav a:hover::after, nav a:focus-visible::after { transform: scaleX(1); }
.nav-product { padding-left: 2.1rem; border-left: 1px solid var(--line); font-weight: 500; letter-spacing: .06em; }
.menu-toggle { display: none; }

.product-hero { min-height: 100svh; display: grid; grid-template-columns: minmax(310px,.78fr) minmax(420px,1.22fr); align-items: center; gap: clamp(40px,7vw,120px); padding: 128px clamp(24px,7vw,116px) 72px; background: #f8fafb; }
.product-copy { max-width: 510px; }
.overline, .section-index { margin: 0 0 2rem; font-size: .66rem; font-weight: 500; letter-spacing: .14em; text-transform: uppercase; }
h1, h2 { margin: 0; font-weight: 300; letter-spacing: -.055em; }
h1 { font-size: clamp(4.2rem,7vw,7.2rem); line-height: .92; }
.proposition { margin: 2.2rem 0 0; font-size: clamp(1.35rem,2vw,2rem); letter-spacing: -.035em; }
.description { max-width: 480px; margin: 1.3rem 0 2.4rem; color: var(--muted); font-size: clamp(.98rem,1.15vw,1.14rem); line-height: 1.72; }
.text-link { display: inline-flex; align-items: center; gap: 1.5rem; padding: 0 0 .45rem; color: inherit; background: transparent; border: 0; border-bottom: 1px solid var(--ink); cursor: pointer; font-size: .76rem; font-weight: 500; }
.text-link span { transition: transform 180ms var(--ease-out); }
.text-link:hover span { transform: translateY(3px); }
.hero-actions { display:flex; align-items:center; flex-wrap:wrap; gap:1.5rem 2.2rem; }
.early-access-link { display:inline-flex; align-items:center; gap:.7rem; padding:.68rem 1rem; color:#f4f6f6; background:var(--ink); border:1px solid var(--ink); font-size:.7rem; font-weight:500; transition:background-color 180ms ease,color 180ms ease,transform 140ms var(--ease-out); }
.early-access-link span { transition:transform 180ms var(--ease-out); }
.early-access-link:hover { color:var(--ink); background:transparent; }
.early-access-link:hover span { transform:translateY(2px); }
.early-access-link:active { transform:scale(.98); }
.project-note { margin: 3.2rem 0 0; color: var(--muted); font-size: .64rem; letter-spacing: .08em; text-transform: uppercase; }
.hero-product { --stage-bg:#edf3f5; --stage-glow:rgba(229,244,249,.98); --stage-ink:#161a1d; width: min(100%,760px); margin: 0; justify-self: end; color:var(--stage-ink); }
.product-hero[data-mode="focus"] .hero-product { --stage-bg:#f5f2e8; --stage-glow:rgba(255,248,218,.98); }
.product-hero[data-mode="evening"] .hero-product { --stage-bg:#ddc8ad; --stage-glow:rgba(255,196,118,.86); }
.product-hero[data-mode="rest"] .hero-product { --stage-bg:#242321; --stage-glow:rgba(174,108,66,.55); --stage-ink:#f2f0eb; }
.hero-product-stage { position:relative; display:grid; place-items:center; aspect-ratio:1.08; overflow:hidden; padding:clamp(34px,5vw,76px); background:var(--stage-bg); border:1px solid rgba(22,26,29,.28); transition:background-color 800ms var(--ease-in-out),color 600ms var(--ease-in-out); }
.catalogue-halo { position:absolute; width:86%; aspect-ratio:1; border-radius:50%; background:radial-gradient(circle,var(--stage-glow) 0%,transparent 68%); filter:blur(10px); transition:background 800ms var(--ease-in-out); }
.hero-product-stage img { position:relative; z-index:1; width:100%; max-height:58svh; object-fit:contain; transition:opacity 180ms ease,filter 700ms var(--ease-in-out),transform 700ms var(--ease-in-out); }
.product-hero[data-mode="evening"] .hero-product-stage img { filter:sepia(.08) saturate(.92); }
.product-hero[data-mode="rest"] .hero-product-stage img { filter:brightness(.78) sepia(.14); transform:scale(.985); }
.catalogue-copy { position:absolute; z-index:2; inset:auto clamp(20px,3vw,42px) clamp(20px,2.7vw,38px); display:flex; align-items:end; justify-content:space-between; gap:2rem; }
.catalogue-copy > p { margin:0; font-size:clamp(1.05rem,1.35vw,1.4rem); line-height:1.15; letter-spacing:-.035em; }
.catalogue-copy > div { display:grid; max-width:240px; gap:.45rem; text-align:right; }
.catalogue-copy span:first-child { font-size:.62rem; font-weight:500; letter-spacing:.1em; text-transform:uppercase; }
.catalogue-copy span:last-child { min-height:2.8em; font-size:.7rem; line-height:1.45; opacity:.68; }
.hero-mode-selector { display:grid; grid-template-columns:repeat(4,1fr); border:1px solid var(--line); border-top:0; }
.hero-mode-selector button { position:relative; min-height:72px; display:flex; flex-direction:column; align-items:flex-start; justify-content:center; gap:.45rem; padding:1rem 1rem 1.15rem; color:var(--ink); background:transparent; border:0; border-right:1px solid var(--line); cursor:pointer; touch-action:manipulation; font-size:.82rem; text-align:left; transition:background-color 180ms ease,color 180ms ease; }
.hero-mode-selector button:last-child { border-right:0; }
.hero-mode-selector button span { color:var(--muted); font-size:.58rem; }
.hero-mode-selector button::after { content:""; position:absolute; left:1rem; bottom:0; width:calc(100% - 2rem); height:2px; background:currentColor; transform:scaleX(.12); transform-origin:left; opacity:.28; transition:transform 280ms var(--ease-out),opacity 180ms ease; }
.hero-mode-selector button:hover { background:rgba(22,26,29,.035); }
.hero-mode-selector button[aria-selected="true"] { background:rgba(22,26,29,.06); font-weight:500; }
.hero-mode-selector button[aria-selected="true"]::after { transform:scaleX(1); opacity:1; }
.hero-mode-selector button:active { transform:translateY(1px); }
.section-heading h2 { font-size:clamp(2.7rem,4.5vw,5.1rem); line-height:1.02; }

.section-grid { display:grid; grid-template-columns:1fr 1fr; gap:8vw; align-items:start; padding:clamp(110px,14vw,200px) clamp(24px,8vw,132px); }
.interaction-section { background:#fff; }
.interaction-copy > p { max-width:520px; margin:3rem 0 0; font-size:clamp(1.05rem,1.4vw,1.35rem); line-height:1.7; color:var(--muted); }
.control-detail { position:relative; width:min(320px,70vw); aspect-ratio:1; display:grid; place-items:center; margin:72px auto 0; }
.control-orbit { position:absolute; inset:0; border:1px solid var(--line); border-radius:50%; }
.control-orbit::before { content:""; position:absolute; top:50%; left:-4px; width:8px; height:8px; border-radius:50%; background:var(--ink); }
.control-core { width:45%; aspect-ratio:1; border-radius:50%; background:linear-gradient(145deg,#9a6c4c,#6f472e); box-shadow:0 20px 50px rgba(22,26,29,.12); }

.design-section { padding:clamp(80px,8vw,120px) clamp(24px,8vw,132px); background:#eef2f3; }
.design-intro { display:grid; grid-template-columns:1.08fr .92fr; gap:8vw; align-items:end; margin-bottom:clamp(42px,5vw,64px); }
.design-intro h2 { max-width:650px; font-size:clamp(2.8rem,4.6vw,5.2rem); line-height:1; }
.design-intro > p { max-width:520px; margin:0 0 .25rem; color:var(--muted); font-size:clamp(1rem,1.2vw,1.18rem); line-height:1.72; }
.design-showcase { display:grid; grid-template-columns:1.08fr .92fr; gap:8vw; align-items:start; }
.design-visual { margin:0; overflow:hidden; background:#f8fafb; }
.design-visual img { width:100%; height:100%; object-fit:contain; }
.design-details { min-width:0; }
.design-visual-detail { width:min(100%,440px); height:clamp(300px,28vw,380px); justify-self:start; }
.design-visual-detail img { height:calc(100% - 28px); padding:clamp(18px,2.5vw,40px); }
.design-visual figcaption { display:flex; justify-content:flex-end; gap:1.8rem; padding:.75rem 0 0; color:var(--muted); background:#eef2f3; font-size:.6rem; letter-spacing:.1em; text-transform:uppercase; }
.design-visual figcaption span { position:relative; padding-left:1.25rem; }
.design-visual figcaption span::before { content:""; position:absolute; left:0; top:50%; width:.75rem; height:1px; background:currentColor; }
.details-kicker { margin:0 0 1.2rem; font-size:.66rem; font-weight:500; letter-spacing:.14em; text-transform:uppercase; }
.design-list { margin:0; }
.design-list div { display:grid; grid-template-columns:.65fr 1.35fr; gap:1.5rem; padding:1rem 0; border-top:1px solid var(--line); }
dt { color:var(--muted); font-size:.72rem; }
dd { margin:0; font-size:.82rem; }
.design-list dd { font-size:.86rem; line-height:1.5; }

.faq-section { display:grid; grid-template-columns:.72fr 1.28fr; gap:9vw; align-items:start; padding:clamp(110px,13vw,190px) clamp(24px,8vw,132px); background:#fff; }
.faq-heading { position:sticky; top:120px; }
.faq-heading h2 { max-width:480px; font-size:clamp(2.8rem,4.6vw,5.2rem); line-height:1; }
.faq-heading > p:last-child { max-width:380px; margin:2rem 0 0; color:var(--muted); font-size:.95rem; line-height:1.65; }
.faq-list { border-top:1px solid var(--line); }
.faq-list details { border-bottom:1px solid var(--line); }
.faq-list summary { position:relative; display:flex; align-items:center; justify-content:space-between; gap:2rem; padding:1.55rem 0; cursor:pointer; list-style:none; font-size:clamp(.94rem,1.12vw,1.08rem); font-weight:400; letter-spacing:-.015em; }
.faq-list summary::-webkit-details-marker { display:none; }
.faq-list summary span { position:relative; flex:0 0 18px; width:18px; height:18px; }
.faq-list summary span::before,.faq-list summary span::after { content:""; position:absolute; top:50%; left:0; width:100%; height:1px; background:currentColor; transition:transform 180ms var(--ease-out); }
.faq-list summary span::after { transform:rotate(90deg); }
.faq-list details[open] summary span::after { transform:rotate(0); }
.faq-list details > p { max-width:650px; margin:0; padding:0 48px 1.65rem 0; color:var(--muted); font-size:.87rem; line-height:1.72; }

.launch-section { min-height:82svh; display:grid; grid-template-columns:1fr 1fr; gap:9vw; align-items:center; padding:clamp(110px,13vw,190px) clamp(24px,8vw,132px); color:#edf1f1; background:#171b1d; }
.launch-copy h2 { font-size:clamp(3.1rem,5.5vw,6.4rem); line-height:.98; }
.launch-copy > p:not(.section-index) { max-width:520px; margin:2.5rem 0 0; color:#aeb6b9; font-size:clamp(1rem,1.22vw,1.2rem); line-height:1.7; }
.launch-copy > p + p { margin-top:1rem !important; }
.access-form label { display:block; margin-bottom:1rem; font-size:.68rem; letter-spacing:.1em; text-transform:uppercase; }
.field-row { display:grid; grid-template-columns:1fr auto; border-bottom:1px solid rgba(255,255,255,.52); }
.field-row input { min-width:0; padding:1rem 0; color:#fff; background:transparent; border:0; outline:0; font-size:1rem; }
.field-row input::placeholder { color:#899195; }
.field-row button { padding:1rem 0 1rem 2rem; color:#fff; background:transparent; border:0; cursor:pointer; font-size:.76rem; font-weight:500; }
.field-row button span { display:inline-block; margin-left:.7rem; transition:transform 180ms var(--ease-out); }
.field-row button:hover span { transform:translate(2px,-2px); }
.access-form > p { color:#899195; font-size:.65rem; line-height:1.5; }
.form-status { min-height:1.5em; color:#fff !important; }
.access-form.invalid .field-row { border-color:#d3a58c; }

.product-sheet { position:fixed; z-index:60; inset:0; display:grid; place-items:center; padding:20px; visibility:hidden; opacity:0; transition:opacity 220ms ease,visibility 0s linear 220ms; }
.product-sheet.open { visibility:visible; opacity:1; transition-delay:0s; }
.sheet-backdrop { position:absolute; inset:0; width:100%; height:100%; padding:0; background:rgba(17,20,22,.54); border:0; backdrop-filter:blur(7px); -webkit-backdrop-filter:blur(7px); cursor:default; }
.sheet-panel { position:relative; width:min(900px,100%); max-height:min(820px,92svh); overflow:auto; padding:clamp(36px,5vw,72px); background:#f8fafb; box-shadow:0 34px 100px rgba(0,0,0,.2); transform:translateY(12px) scale(.985); transition:transform 260ms var(--ease-out); }
.product-sheet.open .sheet-panel { transform:none; }
.sheet-close { position:absolute; top:22px; right:24px; width:40px; height:40px; display:grid; place-items:center; padding:0; color:var(--ink); background:transparent; border:1px solid var(--line); border-radius:50%; cursor:pointer; font-size:1.55rem; font-weight:300; line-height:1; transition:background-color 180ms ease,transform 140ms var(--ease-out); }
.sheet-close:active { transform:scale(.96); }
.sheet-head { max-width:650px; }
.sheet-head h2 { font-size:clamp(3.5rem,6vw,6.3rem); line-height:.92; }
.sheet-head > p:last-child { max-width:600px; margin:2rem 0 0; color:var(--muted); font-size:clamp(1rem,1.3vw,1.2rem); line-height:1.65; }
.sheet-body { display:grid; grid-template-columns:.9fr 1.1fr; gap:clamp(40px,7vw,90px); margin-top:clamp(54px,7vw,90px); }
.sheet-summary h3 { margin:0 0 1.3rem; font-size:1.25rem; font-weight:400; letter-spacing:-.025em; }
.sheet-summary p { margin:0; color:var(--muted); font-size:.88rem; line-height:1.7; }
.sheet-highlights { display:grid; grid-template-columns:repeat(3,1fr); margin-top:2rem; border-top:1px solid var(--line); }
.sheet-highlights p { display:flex; flex-direction:column; gap:.25rem; padding:1rem .7rem 0 0; }
.sheet-highlights strong { color:var(--ink); font-size:.9rem; font-weight:500; }
.sheet-highlights span { font-size:.58rem; letter-spacing:.04em; text-transform:uppercase; }
.sheet-body dl { margin:0; }
.sheet-body dl div { display:grid; grid-template-columns:.7fr 1.3fr; gap:1rem; padding:.9rem 0; border-top:1px solid var(--line); }
.sheet-note { margin:4rem 0 0; padding-top:1rem; border-top:1px solid var(--line); color:var(--muted); font-size:.62rem; letter-spacing:.06em; text-transform:uppercase; }
body.sheet-open { overflow:hidden; }

footer { display:grid; grid-template-columns:1fr auto auto; gap:3rem; align-items:center; padding:34px clamp(24px,4vw,68px); border-top:1px solid var(--line); color:var(--muted); font-size:.66rem; }
.footer-links { display:flex; gap:1.8rem; }
.footer-links a { border-bottom:1px solid transparent; }
.footer-links a:hover { border-color:currentColor; }
.reveal { opacity:0; transform:translateY(20px); transition:opacity 720ms var(--ease-out),transform 720ms var(--ease-out); }
.reveal.visible { opacity:1; transform:none; }
:focus-visible { outline:1px solid currentColor; outline-offset:6px; }

@media (max-width: 760px) {
  .product-header { height:62px; padding-inline:20px; }
  .menu-toggle { display:block; min-width:44px; min-height:44px; padding:8px 0; color:inherit; background:none; border:0; font-size:.73rem; touch-action:manipulation; }
  nav { position:absolute; top:62px; left:0; right:0; display:none; flex-direction:column; align-items:flex-start; gap:1.5rem; padding:28px 20px 34px; background:rgba(255,255,255,.96); border-bottom:1px solid var(--line); }
  nav.open { display:flex; }
  nav a { display:flex; align-items:center; min-height:44px; }
  .nav-product { padding:0; border:0; }
  .product-hero { min-height:auto; grid-template-columns:1fr; gap:56px; padding:124px 20px 76px; }
  h1 { font-size:clamp(4.2rem,20vw,6.3rem); }
  .hero-product { justify-self:center; }
  .hero-product-stage { padding:28px; }
  .hero-product figcaption { font-size:.55rem; }
  .catalogue-copy { inset:auto 18px 18px; align-items:start; flex-direction:column; gap:.7rem; }
  .catalogue-copy > div { max-width:82%; text-align:left; }
  .catalogue-copy span:last-child { display:none; }
  .hero-mode-selector { grid-template-columns:1fr 1fr; }
  .hero-mode-selector button:nth-child(-n+2) { border-bottom:1px solid var(--line); }
  .hero-mode-selector button:nth-child(2) { border-right:0; }
  .section-grid,.faq-section,.launch-section { grid-template-columns:1fr; gap:56px; padding:100px 20px; }
  .interaction-copy > p { margin-top:0; }
  .control-detail { margin-top:54px; width:min(260px,68vw); }
  .design-section { padding:72px 20px 84px; }
  .design-intro,.design-showcase { grid-template-columns:1fr; gap:44px; }
  .design-intro { margin-bottom:44px; }
  .design-intro > p { margin:0; }
  .design-visual-detail { height:320px; }
  .design-visual figcaption { justify-content:flex-start; gap:1rem; }
  .design-list div { grid-template-columns:1fr; gap:.5rem; }
  .launch-section { min-height:auto; padding-block:110px; }
  .field-row { grid-template-columns:1fr; }
  .field-row button { justify-self:start; padding:1rem 0; }
  .faq-heading { position:static; }
  .faq-list summary { padding:1.35rem 0; }
  .faq-list details > p { padding-right:28px; }
  .sheet-panel { padding:72px 24px 34px; }
  .sheet-body { grid-template-columns:1fr; }
  .sheet-body dl div { grid-template-columns:1fr; gap:.35rem; }
  footer { grid-template-columns:1fr; gap:1rem; }
  .footer-links { order:3; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior:auto; }
  *,*::before,*::after { animation-duration:.01ms !important; transition-duration:.01ms !important; }
  .reveal { opacity:1; transform:none; }
}