:root {
  color-scheme: light;
  --navy: #071525;
  --navy-2: #0c2036;
  --navy-3: #122b47;
  --cyan: #5fe1f2;
  --cyan-deep: #18b9d2;
  --ice: #c9f7ff;
  --paper: #f3f8fc;
  --paper-2: #e7f0f6;
  --white: #ffffff;
  --ink: #102034;
  --muted: #65798b;
  --line: rgba(12, 32, 54, .12);
  --line-light: rgba(220, 245, 255, .14);
  --shadow: 0 24px 70px rgba(4, 20, 36, .18);
  --container: 1240px;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 88px; }
body { margin: 0; color: var(--ink); background: var(--paper); font-size: 16px; line-height: 1.6; overflow-x: hidden; }
body.no-scroll { overflow: hidden; }
img { display: block; max-width: 100%; }
a { color: inherit; }
button { font: inherit; }
a, button { -webkit-tap-highlight-color: transparent; }
:focus-visible { outline: 3px solid var(--cyan-deep); outline-offset: 4px; }
.container { width: min(var(--container), calc(100% - 48px)); margin-inline: auto; }
.skip-link { position: fixed; z-index: 2000; top: 12px; left: 12px; transform: translateY(-160%); padding: 10px 16px; border-radius: 8px; background: var(--cyan); color: var(--navy); font-weight: 800; }
.skip-link:focus { transform: translateY(0); }

/* Navigation */
.site-header { position: fixed; z-index: 1000; inset: 0 0 auto; color: var(--white); background: rgba(7, 21, 37, .72); border-bottom: 1px solid rgba(220, 245, 255, .1); backdrop-filter: blur(18px); transition: background .25s ease, box-shadow .25s ease; }
.site-header.is-scrolled { background: rgba(7, 21, 37, .96); box-shadow: 0 10px 32px rgba(0, 0, 0, .18); }
.nav-shell { min-height: 78px; display: flex; align-items: center; justify-content: space-between; gap: 24px; }
.brand { display: inline-flex; align-items: center; gap: 11px; text-decoration: none; color: var(--white); font-weight: 750; letter-spacing: -.035em; font-size: 17px; white-space: nowrap; }
.brand img { width: 42px; height: 42px; border-radius: 13px; box-shadow: 0 0 28px rgba(95, 225, 242, .25); }
.brand strong { color: var(--cyan); }
.desktop-nav { display: flex; align-items: center; gap: 5px; }
.desktop-nav > a:not(.nav-cta) { padding: 10px 14px; color: rgba(240, 249, 255, .74); text-decoration: none; font-size: 13px; font-weight: 650; transition: color .2s ease; }
.desktop-nav > a:not(.nav-cta):hover { color: var(--cyan); }
.nav-cta { display: inline-flex; align-items: center; gap: 9px; margin-left: 12px; padding: 11px 17px; border-radius: 999px; color: var(--navy); background: var(--cyan); box-shadow: 0 7px 25px rgba(95, 225, 242, .2); font-size: 13px; font-weight: 800; text-decoration: none; transition: transform .2s ease, background .2s ease; }
.nav-cta:hover { transform: translateY(-2px); background: #9bf2fb; }
.menu-toggle { display: none; width: 46px; height: 46px; border: 1px solid var(--line-light); border-radius: 13px; color: var(--white); background: rgba(255,255,255,.05); cursor: pointer; }
.menu-toggle span { display: block; width: 19px; height: 2px; margin: 4px auto; background: currentColor; border-radius: 2px; transition: transform .2s ease, opacity .2s ease; }
.menu-toggle[aria-expanded="true"] span:first-child { transform: translateY(6px) rotate(45deg); }
.menu-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.menu-toggle[aria-expanded="true"] span:last-child { transform: translateY(-6px) rotate(-45deg); }
.mobile-menu { display: none; }

/* Hero */
.hero { position: relative; min-height: 760px; padding: 156px 0 108px; overflow: hidden; color: var(--white); background: radial-gradient(ellipse at 76% 49%, rgba(34, 154, 201, .16), transparent 34%), radial-gradient(ellipse at 13% 100%, rgba(24, 185, 210, .1), transparent 34%), var(--navy); isolation: isolate; }
.hero-grid { position: absolute; z-index: -1; inset: 0; opacity: .17; background-image: linear-gradient(rgba(160, 221, 240, .12) 1px, transparent 1px), linear-gradient(90deg, rgba(160, 221, 240, .12) 1px, transparent 1px); background-size: 72px 72px; mask-image: linear-gradient(to bottom, black, transparent 88%); }
.hero-glow { position: absolute; z-index: -1; width: 360px; height: 360px; border-radius: 50%; filter: blur(75px); pointer-events: none; }
.hero-glow-one { top: 18%; right: 8%; background: rgba(28, 158, 206, .17); }
.hero-glow-two { bottom: -22%; left: 18%; width: 280px; height: 280px; background: rgba(95, 225, 242, .11); }
.hero-layout { display: grid; grid-template-columns: 1fr .95fr; align-items: center; gap: clamp(48px, 8vw, 108px); }
.hero-copy { position: relative; z-index: 2; max-width: 585px; }
.eyebrow, .section-kicker { margin: 0 0 18px; color: var(--cyan-deep); font-size: 11px; line-height: 1.4; font-weight: 850; letter-spacing: .2em; text-transform: uppercase; }
.hero .eyebrow { display: inline-flex; align-items: center; gap: 10px; padding: 10px 14px; border: 1px solid rgba(95, 225, 242, .24); border-radius: 999px; color: #a9f5fd; background: rgba(95, 225, 242, .07); letter-spacing: .14em; }
.eyebrow-dot { width: 7px; height: 7px; border-radius: 50%; background: var(--cyan); box-shadow: 0 0 14px var(--cyan); }
h1, h2, h3, p { margin-top: 0; }
.hero h1 { margin: 15px 0 22px; max-width: 660px; font-size: clamp(54px, 7.2vw, 86px); line-height: .98; font-weight: 760; letter-spacing: -.075em; }
.hero h1 span, .section-heading h2 span, .how-intro h2 span, .gallery-heading h2 span, .details-heading h2 span, .download-copy h2 span { color: var(--cyan); }
.hero-description { max-width: 515px; margin-bottom: 30px; color: rgba(228, 241, 251, .75); font-size: 17px; line-height: 1.8; }
.hero-actions { display: flex; align-items: center; flex-wrap: wrap; gap: 12px; }
.button { display: inline-flex; min-height: 54px; align-items: center; justify-content: center; gap: 11px; padding: 14px 19px; border: 1px solid transparent; border-radius: 13px; font-size: 13px; font-weight: 800; text-decoration: none; transition: transform .2s ease, background .2s ease, border-color .2s ease; }
.button:hover { transform: translateY(-2px); }
.button svg { width: 19px; height: 19px; }
.button-primary { color: var(--navy); background: var(--cyan); box-shadow: 0 10px 30px rgba(95, 225, 242, .2); }
.button-primary:hover { background: #9bf2fb; }
.button-secondary { color: rgba(236, 248, 255, .88); border-color: rgba(220, 245, 255, .2); background: rgba(255, 255, 255, .04); }
.button-secondary:hover { border-color: var(--cyan); color: var(--cyan); }
.hero-facts { display: flex; flex-wrap: wrap; gap: 22px; margin-top: 26px; color: rgba(211, 230, 241, .62); font-size: 11px; font-weight: 700; letter-spacing: .03em; }
.hero-facts span { display: inline-flex; align-items: center; gap: 8px; }
.hero-facts i { width: 6px; height: 6px; border-radius: 50%; background: var(--cyan); box-shadow: 0 0 10px rgba(95, 225, 242, .8); }
.hero-visual { position: relative; display: grid; min-height: 540px; place-items: center; perspective: 1000px; }
.phone-frame { position: relative; z-index: 2; width: min(290px, 72vw); height: 505px; padding: 9px; border: 1px solid rgba(215, 245, 255, .32); border-radius: 43px; background: linear-gradient(145deg, #2b3a49, #030a11 38%, #182d3e); box-shadow: 0 35px 90px rgba(0, 0, 0, .45), 0 0 60px rgba(58, 195, 224, .14); transform-style: preserve-3d; transition: transform .25s ease; }
.phone-frame img { width: 100%; height: 100%; border-radius: 34px; object-fit: cover; }
.phone-speaker { position: absolute; z-index: 3; top: 13px; left: 50%; width: 57px; height: 13px; border-radius: 10px; background: #040a10; transform: translateX(-50%); }
.orbit { position: absolute; border: 1px solid rgba(111, 227, 247, .19); border-radius: 50%; }
.orbit-large { width: 480px; height: 480px; transform: rotate(-24deg) scaleY(.58); }
.orbit-small { width: 365px; height: 365px; border-color: rgba(112, 194, 238, .2); transform: rotate(32deg) scaleY(.63); }
.light-beam { position: absolute; z-index: 1; top: 18%; right: 2%; width: 230px; height: 430px; opacity: .7; background: linear-gradient(158deg, rgba(115, 235, 255, .24), rgba(33, 145, 215, .04) 53%, transparent 76%); clip-path: polygon(48% 0, 100% 100%, 0 100%); filter: blur(12px); transform: rotate(-11deg); }
.floating-note { position: absolute; z-index: 4; display: flex; align-items: center; gap: 11px; padding: 12px 15px; border: 1px solid rgba(204, 238, 248, .17); border-radius: 14px; color: var(--white); background: rgba(9, 27, 46, .82); box-shadow: 0 15px 40px rgba(0, 0, 0, .25); backdrop-filter: blur(14px); }
.floating-note strong, .floating-note small { display: block; }
.floating-note strong { font-size: 12px; letter-spacing: .01em; }
.floating-note small { margin-top: 1px; color: rgba(224, 239, 247, .59); font-size: 10px; }
.note-icon, .note-spark { display: grid; width: 32px; height: 32px; place-items: center; border-radius: 10px; color: var(--navy); background: var(--cyan); font-size: 11px; font-weight: 900; }
.note-spark { color: #9bf2fb; background: rgba(95, 225, 242, .13); font-size: 18px; }
.note-top { top: 15%; left: -2%; }
.note-bottom { right: -2%; bottom: 17%; }
.visual-caption { position: absolute; right: 10%; bottom: 3%; display: flex; align-items: center; gap: 9px; color: rgba(203, 229, 241, .55); font-size: 10px; letter-spacing: .14em; text-transform: uppercase; }
.caption-line { width: 29px; height: 1px; background: var(--cyan); }
.scroll-cue { position: absolute; bottom: 25px; left: 50%; display: grid; width: 27px; height: 40px; place-items: start center; padding-top: 8px; border: 1px solid rgba(207, 239, 248, .28); border-radius: 99px; transform: translateX(-50%); }
.scroll-cue span { width: 3px; height: 8px; border-radius: 5px; background: var(--cyan); animation: scrollCue 1.7s ease-in-out infinite; }
@keyframes scrollCue { 0%, 100% { transform: translateY(0); opacity: .5; } 50% { transform: translateY(10px); opacity: 1; } }

/* Features */
.section-light { background: var(--paper); }
.features { padding: 112px 0 120px; }
.section-heading { max-width: 700px; margin-bottom: 51px; }
.section-heading h2, .gallery-heading h2, .details-heading h2 { margin-bottom: 17px; font-size: clamp(38px, 5vw, 58px); line-height: 1.03; letter-spacing: -.065em; }
.section-heading h2 span, .gallery-heading h2 span, .details-heading h2 span { color: var(--cyan-deep); }
.section-heading > p:last-child, .gallery-heading > p { max-width: 490px; margin-bottom: 0; color: var(--muted); font-size: 15px; line-height: 1.75; }
.feature-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 16px; }
.feature-card { min-height: 262px; padding: 27px 26px; border: 1px solid var(--line); border-radius: 17px; background: rgba(255,255,255,.65); transition: transform .25s ease, border-color .25s ease, box-shadow .25s ease, background .25s ease; }
.feature-card:hover { transform: translateY(-5px); border-color: rgba(24, 185, 210, .36); background: var(--white); box-shadow: 0 18px 45px rgba(15, 49, 74, .09); }
.feature-icon { display: grid; width: 46px; height: 46px; place-items: center; margin-bottom: 23px; border-radius: 13px; }
.feature-icon svg { width: 23px; height: 23px; fill: none; stroke: currentColor; stroke-linecap: round; stroke-linejoin: round; stroke-width: 1.7; }
.icon-cyan { color: #087f9a; background: #d9faff; }
.icon-blue { color: #315cb3; background: #e0eaff; }
.icon-ice { color: #4b7480; background: #e5f2f5; }
.card-index { margin: 0 0 8px; color: #7c91a2; font-size: 9px; font-weight: 850; letter-spacing: .17em; }
.feature-card h3 { margin: 0 0 8px; color: var(--ink); font-size: 18px; line-height: 1.25; letter-spacing: -.025em; }
.feature-card > p:last-child { margin-bottom: 0; color: var(--muted); font-size: 13px; line-height: 1.7; }

/* How it works */
.how-section { padding: 106px 0; color: var(--white); background: var(--navy-2); }
.how-layout { display: grid; grid-template-columns: .82fr 1.18fr; gap: clamp(50px, 9vw, 130px); align-items: center; }
.how-intro { max-width: 420px; }
.how-intro h2 { margin-bottom: 19px; font-size: clamp(47px, 5.6vw, 68px); line-height: .99; letter-spacing: -.075em; }
.how-intro > p:not(.section-kicker) { margin-bottom: 25px; color: rgba(223, 239, 248, .67); font-size: 15px; line-height: 1.8; }
.text-link { color: var(--cyan); font-size: 12px; font-weight: 800; text-decoration: none; }
.text-link:hover { color: #b3f7ff; }
.text-link span { padding-left: 5px; }
.steps-list { margin: 0; padding: 0; list-style: none; border-top: 1px solid var(--line-light); }
.step { display: grid; grid-template-columns: 54px 1fr 28px; align-items: start; gap: 17px; padding: 23px 0; border-bottom: 1px solid var(--line-light); }
.step-number { padding-top: 3px; color: var(--cyan); font-size: 11px; font-weight: 850; letter-spacing: .13em; }
.step h3 { margin: 0 0 5px; font-size: 17px; line-height: 1.3; letter-spacing: -.02em; }
.step p { margin: 0; color: rgba(221, 238, 247, .61); font-size: 13px; line-height: 1.65; }
.step-mark { display: grid; width: 26px; height: 26px; place-items: center; border: 1px solid rgba(95, 225, 242, .24); border-radius: 50%; color: var(--cyan); font-size: 13px; }

/* Gallery */
.gallery { padding: 110px 0 118px; }
.gallery-heading { display: flex; align-items: end; justify-content: space-between; gap: 36px; margin-bottom: 43px; }
.gallery-heading h2 { margin-bottom: 0; }
.gallery-heading > p { max-width: 360px; padding-bottom: 4px; }
.gallery-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 15px; align-items: stretch; }
.gallery-item { position: relative; min-width: 0; aspect-ratio: 3 / 4.1; padding: 0; overflow: hidden; border: 1px solid rgba(9, 37, 57, .12); border-radius: 15px; background: #0a1727; box-shadow: 0 12px 30px rgba(10, 31, 51, .1); cursor: zoom-in; text-align: left; transition: transform .25s ease, box-shadow .25s ease; }
.gallery-item:hover { z-index: 1; transform: translateY(-4px); box-shadow: 0 20px 42px rgba(10, 31, 51, .18); }
.gallery-item img { width: 100%; height: 100%; object-fit: cover; }
.gallery-wide { grid-column: span 2; aspect-ratio: 2.05 / 1; }
.gallery-wide img { object-fit: cover; }
.gallery-count { position: absolute; right: 11px; bottom: 11px; display: inline-flex; align-items: center; gap: 14px; padding: 7px 10px; border: 1px solid rgba(255,255,255,.2); border-radius: 9px; color: var(--white); background: rgba(5, 17, 30, .75); font-size: 10px; font-weight: 800; letter-spacing: .08em; backdrop-filter: blur(8px); }
.gallery-count span { color: var(--cyan); font-size: 13px; }

/* Details */
.details-section { padding: 108px 0 120px; color: var(--white); background: linear-gradient(120deg, #0a1c30, #102d49); }
.details-heading { margin-bottom: 40px; }
.details-heading .section-kicker { color: var(--cyan); }
.details-heading h2 { margin-bottom: 0; }
.details-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 17px; }
.detail-panel { position: relative; min-height: 298px; padding: 30px; border: 1px solid rgba(209, 237, 247, .13); border-radius: 18px; background: rgba(3, 15, 27, .26); }
.detail-panel-bright { border-color: rgba(95, 225, 242, .22); background: rgba(95, 225, 242, .06); }
.detail-symbol { display: grid; width: 42px; height: 42px; place-items: center; margin-bottom: 22px; border: 1px solid rgba(95, 225, 242, .2); border-radius: 13px; color: var(--cyan); font-size: 25px; }
.detail-label { margin-bottom: 9px; color: #9bb2c4; font-size: 9px; font-weight: 850; letter-spacing: .16em; text-transform: uppercase; }
.detail-panel h3 { margin-bottom: 10px; font-size: 21px; line-height: 1.25; letter-spacing: -.035em; }
.detail-panel > p:not(.detail-label) { max-width: 540px; margin-bottom: 0; color: rgba(224, 239, 247, .68); font-size: 13px; line-height: 1.75; }
.detail-links { display: flex; flex-wrap: wrap; gap: 10px 20px; margin-top: 19px; }
.detail-links a { color: var(--cyan); font-size: 11px; font-weight: 800; text-decoration: none; }
.detail-links a:hover { color: #baf9ff; }
.detail-links span { padding-left: 4px; }

/* Download and footer */
.download-section { padding: 95px 0; background: var(--paper); }
.download-card { position: relative; display: flex; min-height: 270px; align-items: center; justify-content: space-between; gap: 40px; padding: 48px 58px; overflow: hidden; border-radius: 23px; color: var(--white); background: var(--navy); box-shadow: var(--shadow); isolation: isolate; }
.download-copy { position: relative; z-index: 1; max-width: 600px; }
.download-copy .section-kicker { color: var(--cyan); }
.download-copy h2 { margin-bottom: 13px; font-size: clamp(35px, 4.4vw, 52px); line-height: 1.02; letter-spacing: -.065em; }
.download-copy > p:last-child { max-width: 470px; margin-bottom: 0; color: rgba(226, 240, 248, .66); font-size: 13px; }
.button-download { position: relative; z-index: 1; flex-shrink: 0; padding-inline: 24px; }
.download-orbit { position: absolute; z-index: -1; top: -230px; right: 12%; width: 540px; height: 540px; border: 1px solid rgba(95, 225, 242, .2); border-radius: 50%; box-shadow: 0 0 0 34px rgba(95,225,242,.035), 0 0 0 75px rgba(95,225,242,.025); }
.site-footer { color: rgba(224, 239, 247, .7); background: #04101d; }
.footer-main { display: grid; grid-template-columns: 1.35fr .75fr 1fr 1.1fr; gap: 42px; padding-top: 58px; padding-bottom: 47px; }
.footer-brand { margin-bottom: 14px; }
.footer-brand img { width: 38px; height: 38px; border-radius: 11px; }
.footer-brand-block > p { max-width: 270px; margin: 0; color: rgba(219, 237, 247, .46); font-size: 12px; line-height: 1.7; }
.footer-column { display: flex; flex-direction: column; align-items: flex-start; gap: 8px; }
.footer-column h2 { margin-bottom: 6px; color: var(--white); font-size: 12px; letter-spacing: .04em; }
.footer-column a, .footer-column p { margin: 0; color: rgba(219, 237, 247, .56); font-size: 11px; line-height: 1.6; text-decoration: none; overflow-wrap: anywhere; }
.footer-column a:hover { color: var(--cyan); }
.footer-bottom { display: flex; align-items: center; justify-content: space-between; gap: 20px; padding-top: 17px; padding-bottom: 20px; border-top: 1px solid rgba(220, 245, 255, .1); color: rgba(219, 237, 247, .39); font-size: 10px; }
.footer-bottom a { color: inherit; text-decoration: none; }
.footer-bottom a:hover { color: var(--cyan); }

/* Screenshot lightbox */
.lightbox { position: fixed; z-index: 2000; inset: 0; display: grid; grid-template-columns: minmax(54px, 1fr) minmax(0, 680px) minmax(54px, 1fr); align-items: center; justify-items: center; gap: 14px; padding: 68px 28px 42px; background: rgba(2, 9, 17, .94); opacity: 0; visibility: hidden; transition: opacity .2s ease, visibility .2s ease; }
.lightbox.is-open { opacity: 1; visibility: visible; }
.lightbox-figure { display: grid; width: 100%; height: 100%; max-height: calc(100vh - 122px); place-items: center; margin: 0; }
.lightbox-figure img { max-width: 100%; max-height: calc(100vh - 164px); object-fit: contain; border-radius: 7px; box-shadow: 0 20px 80px rgba(0,0,0,.5); }
.lightbox-caption { margin-top: 10px; color: rgba(230, 244, 250, .66); font-size: 11px; text-align: center; }
.lightbox-close, .lightbox-arrow { display: grid; place-items: center; border: 1px solid rgba(224, 242, 250, .2); color: var(--white); background: rgba(255,255,255,.06); cursor: pointer; transition: color .2s ease, background .2s ease, border .2s ease; }
.lightbox-close:hover, .lightbox-arrow:hover { border-color: var(--cyan); color: var(--navy); background: var(--cyan); }
.lightbox-close { position: absolute; top: 22px; right: 25px; width: 42px; height: 42px; border-radius: 50%; font-size: 27px; line-height: 1; }
.lightbox-arrow { width: 45px; height: 45px; border-radius: 50%; font-size: 19px; }
.lightbox-prev { grid-column: 1; grid-row: 1; }
.lightbox-figure { grid-column: 2; grid-row: 1; }
.lightbox-next { grid-column: 3; grid-row: 1; }

/* Motion and responsive layouts */
.reveal { opacity: 1; transform: translateY(0); }
.has-js .reveal { opacity: 0; transform: translateY(16px); transition: opacity .65s ease, transform .65s cubic-bezier(.2,.7,.2,1); }
.has-js .reveal.is-visible { opacity: 1; transform: translateY(0); }
.feature-card:nth-child(3n + 2), .step:nth-child(2) { transition-delay: .08s; }
.feature-card:nth-child(3n), .step:nth-child(3) { transition-delay: .15s; }

@media (max-width: 980px) {
  .desktop-nav { gap: 0; }
  .desktop-nav > a:not(.nav-cta) { padding-inline: 10px; }
  .hero-layout { gap: 35px; grid-template-columns: 1fr .82fr; }
  .hero-visual { min-height: 490px; }
  .phone-frame { width: 258px; height: 455px; }
  .orbit-large { width: 400px; height: 400px; }
  .orbit-small { width: 310px; height: 310px; }
  .note-top { left: -7%; }
  .note-bottom { right: -5%; }
  .feature-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .gallery-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .gallery-wide { grid-column: span 2; }
  .footer-main { grid-template-columns: 1.2fr 1fr 1fr; }
  .developer-details { grid-column: 2 / 4; }
}

@media (max-width: 720px) {
  html { scroll-padding-top: 74px; }
  .container { width: min(var(--container), calc(100% - 36px)); }
  .nav-shell { min-height: 68px; }
  .brand { font-size: 15px; }
  .brand img { width: 36px; height: 36px; border-radius: 11px; }
  .desktop-nav { display: none; }
  .menu-toggle { display: block; }
  .mobile-menu { position: absolute; inset: 68px 0 auto; display: none; padding: 10px 18px 18px; border-top: 1px solid rgba(220,245,255,.08); border-bottom: 1px solid rgba(220,245,255,.12); background: rgba(7,21,37,.98); box-shadow: 0 18px 30px rgba(0,0,0,.2); }
  .mobile-menu.is-open { display: grid; }
  .mobile-menu a { padding: 12px 4px; border-bottom: 1px solid rgba(220,245,255,.09); color: rgba(238,248,253,.8); font-size: 14px; font-weight: 650; text-decoration: none; }
  .mobile-menu a:hover { color: var(--cyan); }
  .mobile-menu .mobile-menu-cta { margin-top: 11px; padding: 13px 15px; border: 0; border-radius: 10px; color: var(--navy); background: var(--cyan); }
  .hero { min-height: auto; padding: 125px 0 77px; }
  .hero-layout { grid-template-columns: 1fr; gap: 27px; }
  .hero-copy { max-width: 600px; }
  .hero h1 { margin-top: 11px; font-size: clamp(51px, 13vw, 76px); }
  .hero-description { max-width: 540px; font-size: 15px; }
  .hero-facts { gap: 10px 17px; font-size: 10px; }
  .hero-visual { min-height: 455px; }
  .phone-frame { width: 245px; height: 430px; }
  .orbit-large { width: 365px; height: 365px; }
  .orbit-small { width: 290px; height: 290px; }
  .note-top { top: 10%; left: 0; }
  .note-bottom { right: 0; bottom: 12%; }
  .visual-caption { right: 6%; bottom: -1%; }
  .scroll-cue { display: none; }
  .features, .gallery { padding: 78px 0 84px; }
  .section-heading { margin-bottom: 34px; }
  .section-heading h2, .gallery-heading h2, .details-heading h2 { font-size: clamp(37px, 10vw, 52px); }
  .feature-grid { gap: 11px; }
  .feature-card { min-height: 0; padding: 20px 17px; border-radius: 14px; }
  .feature-icon { width: 40px; height: 40px; margin-bottom: 17px; }
  .feature-card h3 { font-size: 15px; }
  .feature-card > p:last-child { font-size: 12px; }
  .card-index { font-size: 8px; }
  .how-section, .details-section { padding: 78px 0; }
  .how-layout { grid-template-columns: 1fr; gap: 30px; }
  .how-intro { max-width: 570px; }
  .how-intro h2 { font-size: 55px; }
  .step { grid-template-columns: 42px 1fr 27px; gap: 12px; padding: 19px 0; }
  .gallery-heading { display: block; margin-bottom: 29px; }
  .gallery-heading > p { margin-top: 13px; }
  .gallery-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 10px; }
  .gallery-item { aspect-ratio: 3 / 4.1; border-radius: 12px; }
  .gallery-wide { grid-column: span 2; aspect-ratio: 1.9 / 1; }
  .gallery-count { right: 7px; bottom: 7px; padding: 6px 8px; }
  .details-heading { margin-bottom: 27px; }
  .details-grid { grid-template-columns: 1fr; gap: 11px; }
  .detail-panel { min-height: auto; padding: 24px 21px; border-radius: 15px; }
  .detail-panel h3 { font-size: 19px; }
  .download-section { padding: 62px 0; }
  .download-card { display: block; min-height: 0; padding: 31px 25px; border-radius: 18px; }
  .download-copy { margin-bottom: 22px; }
  .download-copy h2 { font-size: 41px; }
  .download-orbit { top: -260px; right: -220px; }
  .footer-main { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 30px 20px; padding-top: 39px; padding-bottom: 34px; }
  .footer-brand-block { grid-column: 1 / -1; }
  .developer-details { grid-column: auto; }
  .footer-bottom { font-size: 9px; }
  .lightbox { grid-template-columns: 38px minmax(0, 1fr) 38px; gap: 7px; padding: 65px 12px 30px; }
  .lightbox-arrow { width: 36px; height: 36px; }
  .lightbox-close { top: 14px; right: 14px; width: 38px; height: 38px; }
  .lightbox-figure { max-height: calc(100vh - 100px); }
  .lightbox-figure img { max-height: calc(100vh - 136px); }
}

@media (max-width: 430px) {
  .container { width: calc(100% - 30px); }
  .hero-actions { align-items: stretch; }
  .hero-actions .button { width: 100%; }
  .hero-visual { min-height: 415px; }
  .phone-frame { width: 222px; height: 390px; }
  .note-top { left: -2%; }
  .note-bottom { right: -2%; }
  .floating-note { gap: 8px; padding: 9px 10px; }
  .note-icon, .note-spark { width: 28px; height: 28px; }
  .floating-note strong { font-size: 10px; }
  .floating-note small { font-size: 9px; }
  .feature-grid { grid-template-columns: 1fr; }
  .feature-card { display: grid; grid-template-columns: 42px 1fr; column-gap: 13px; align-items: center; padding: 17px; }
  .feature-icon { grid-row: 1 / span 2; margin: 0; }
  .card-index { margin: 0 0 2px; }
  .feature-card h3 { margin: 0; }
  .feature-card > p:last-child { grid-column: 2; margin-top: 5px; }
  .gallery-count { font-size: 9px; }
  .footer-main { grid-template-columns: 1fr; }
  .footer-brand-block, .developer-details { grid-column: auto; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { scroll-behavior: auto !important; animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; }
  .scroll-cue span { animation: none; }
}