:root {
  --ink: #171815;
  --ink-soft: #262721;
  --paper: #f3eee5;
  --paper-bright: #fffaf2;
  --warm: #d4915d;
  --warm-deep: #9e5f38;
  --acid: #d9ff6f;
  --line: rgba(23, 24, 21, 0.16);
  --white-line: rgba(255, 255, 255, 0.15);
  --body: "Bricolage Grotesque", sans-serif;
  --serif: "Newsreader", serif;
  --radius-xl: 2.4rem;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  color: var(--ink);
  background: var(--paper);
  font-family: var(--body);
  font-size: 16px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
  transition: color .45s var(--ease), background-color .45s var(--ease);
}
body.menu-open { overflow: hidden; }
a { color: inherit; text-decoration: none; }
button, input { font: inherit; }
button { color: inherit; }
img { display: block; max-width: 100%; }
svg { fill: none; stroke: currentColor; stroke-width: 1.7; stroke-linecap: round; stroke-linejoin: round; }

.skip-link { position: fixed; top: .8rem; left: .8rem; z-index: 100; padding: .75rem 1rem; background: var(--acid); color: var(--ink); transform: translateY(-150%); transition: transform .2s; }
.skip-link:focus { transform: translateY(0); }
.ambient { position: fixed; inset: 0; z-index: -2; pointer-events: none; overflow: hidden; }
.ambient__orb { position: absolute; border-radius: 50%; filter: blur(100px); opacity: .22; }
.ambient__orb--one { width: 38rem; height: 38rem; background: #eca167; top: -20rem; right: -8rem; }
.ambient__orb--two { width: 28rem; height: 28rem; background: #c8ec91; bottom: -14rem; left: -13rem; }
.ambient__noise { position: absolute; inset: 0; opacity: .032; background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 180 180' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='.55'/%3E%3C/svg%3E"); }

.site-header { position: absolute; z-index: 20; top: 0; left: 0; width: 100%; height: 6rem; display: grid; grid-template-columns: 1fr auto 1fr; align-items: center; gap: 2rem; padding: 0 4vw; border-bottom: 1px solid var(--line); }
.brand { display: inline-flex; align-items: center; gap: .7rem; width: max-content; }
.brand__avatar { position: relative; width: 2.25rem; height: 2.25rem; flex: 0 0 auto; overflow: hidden; border: 2px solid var(--paper-bright); border-radius: 50%; background: #f1e9dc; box-shadow: 0 5px 15px rgba(0,0,0,.22); }
.brand__avatar img { position: absolute; top: 50%; left: 50%; width: 230%; max-width: none; transform: translate(-50%, -28%); }
.brand__name { font-size: 1.15rem; font-weight: 650; letter-spacing: -.045em; }
.main-nav { display: flex; align-items: center; gap: clamp(1.3rem, 3vw, 2.8rem); }
.main-nav a { position: relative; font-size: .76rem; font-weight: 650; text-transform: uppercase; letter-spacing: .095em; }
.main-nav a::after { content: ""; position: absolute; left: 0; right: 100%; bottom: -.45rem; height: 1px; background: currentColor; transition: right .35s var(--ease); }
.main-nav a:hover::after, .main-nav a:focus-visible::after { right: 0; }
.header-actions { display: flex; align-items: center; justify-content: flex-end; gap: 1.4rem; }
.theme-toggle { width: 2.35rem; height: 2.35rem; display: grid; place-items: center; padding: 0; border: 1px solid var(--line); border-radius: 50%; background: rgba(255,255,255,.18); cursor: pointer; transition: color .25s, background .25s, border-color .25s, transform .25s var(--ease); }
.theme-toggle:hover { transform: translateY(-2px) rotate(7deg); }
.theme-toggle svg { grid-area: 1 / 1; width: 1rem; height: 1rem; transition: opacity .25s, transform .35s var(--ease); }
.theme-toggle__sun { display: none; }
html[data-theme="dark"] .theme-toggle__moon { display: none; }
html[data-theme="dark"] .theme-toggle__sun { display: block; }
.lang-switch { display: flex; align-items: center; gap: .36rem; font-size: .72rem; font-weight: 650; }
.lang-switch span { opacity: .3; }
.lang-switch button { appearance: none; border: 0; padding: .2rem; background: transparent; cursor: pointer; opacity: .36; }
.lang-switch button[aria-pressed="true"] { opacity: 1; }
.header-login { display: flex; align-items: center; gap: .65rem; padding: .72rem 1rem; border: 1px solid var(--ink); border-radius: 999px; font-size: .76rem; font-weight: 650; text-transform: uppercase; letter-spacing: .08em; transition: background .25s, color .25s, transform .25s; }
.header-login svg { width: 1rem; }
.header-login:hover { background: var(--ink); color: var(--paper); transform: translateY(-2px); }
.menu-toggle { display: none; }

.hero { min-height: min(59rem, 100svh); padding: 9.7rem 4vw 2.1rem; display: grid; grid-template-columns: minmax(0, .92fr) minmax(28rem, 1.08fr); grid-template-rows: 1fr auto; gap: 2rem 2vw; border-bottom: 1px solid var(--line); position: relative; isolation: isolate; }
.hero::before { content: ""; position: absolute; inset: 6rem 50% 0 0; background-image: linear-gradient(var(--line) 1px, transparent 1px), linear-gradient(90deg, var(--line) 1px, transparent 1px); background-size: 5.4rem 5.4rem; mask-image: linear-gradient(90deg, rgba(0,0,0,.35), transparent 90%); opacity: .34; z-index: -1; }
.hero__copy { align-self: center; position: relative; z-index: 3; padding: 3rem 0 5rem; }
.eyebrow { margin: 0 0 1.4rem; font-size: .69rem; font-weight: 700; letter-spacing: .23em; }
.eyebrow::before { content: ""; width: 2rem; height: 1px; display: inline-block; vertical-align: middle; margin-right: .75rem; background: currentColor; }
.hero__title, .display-title { margin: 0; font-size: clamp(3.8rem, 7.25vw, 8.8rem); font-weight: 500; line-height: .82; letter-spacing: -.072em; }
.hero__title em, .display-title em { font-family: var(--serif); font-weight: 400; }
.hero__intro { max-width: 35rem; margin: 2.2rem 0 0; font-size: clamp(1rem, 1.3vw, 1.22rem); line-height: 1.55; opacity: .68; }
.hero__actions { display: flex; align-items: center; gap: 1.5rem; margin-top: 2rem; }
.button { appearance: none; border: 0; cursor: pointer; display: inline-flex; align-items: center; justify-content: center; gap: 1rem; border-radius: 999px; padding: 1rem 1.25rem 1rem 1.4rem; font-size: .78rem; font-weight: 700; letter-spacing: .075em; text-transform: uppercase; }
.button svg { width: 1.15rem; height: 1.15rem; }
.button--primary { background: var(--ink); color: var(--paper-bright); box-shadow: 0 1.25rem 2rem -1.25rem rgba(23,24,21,.8); transition: transform .3s var(--ease), box-shadow .3s; }
.button--primary:hover { transform: translateY(-3px); box-shadow: 0 1.6rem 2.3rem -1.1rem rgba(23,24,21,.75); }
.voice-preview { display: inline-flex; align-items: center; gap: .7rem; padding: .4rem 0; font-size: .8rem; font-weight: 600; }
.voice-preview__icon { width: 2.35rem; height: 2.35rem; display: grid; place-items: center; border: 1px solid var(--line); border-radius: 50%; background: rgba(255,255,255,.25); }
.voice-preview__icon svg { width: 1rem; }
.voice-preview__waves { display: flex; gap: 2px; height: 1rem; align-items: center; }
.voice-preview__waves i { width: 2px; height: 30%; background: var(--warm-deep); border-radius: 2px; }
.voice-preview__waves i { animation: sound 1.2s ease-in-out infinite alternate; }
.voice-preview__waves i:nth-child(2) { animation-delay: -.42s; }
.voice-preview__waves i:nth-child(3) { animation-delay: -.2s; }
.voice-preview__waves i:nth-child(4) { animation-delay: -.55s; }
@keyframes sound { to { height: 100%; } }

.hero__visual { position: relative; align-self: stretch; min-height: 35rem; z-index: 2; perspective: 1200px; }
.hero-stage { position: absolute; inset: -2.2rem -3vw 0 -3vw; transform-style: preserve-3d; transition: transform .35s var(--ease); }
.portrait-shell { position: absolute; width: min(39rem, 46vw); aspect-ratio: 1; left: 50%; top: 50%; transform: translate(-48%, -51%) translateZ(35px) rotate(2.5deg); border-radius: 48% 48% 46% 54% / 43% 51% 49% 57%; overflow: hidden; border: 1px solid rgba(86,55,36,.2); box-shadow: 0 2.5rem 5rem -2rem rgba(69,43,28,.35), inset 0 1px rgba(255,255,255,.8); background: #f1e9dc; }
.portrait-shell img { width: 100%; height: 100%; object-fit: cover; transform: scale(1.015); }
.portrait-glow { position: absolute; inset: -20%; background: radial-gradient(circle, rgba(255,216,162,.75), transparent 62%); }
.portrait-shine { position: absolute; inset: 0; background: linear-gradient(120deg, transparent 35%, rgba(255,255,255,.2) 46%, transparent 55%); transform: translateX(-120%); animation: portrait-shine 7s 2s ease-in-out infinite; }
@keyframes portrait-shine { 0%, 68% { transform: translateX(-120%); } 86%, 100% { transform: translateX(120%); } }
.orbit { position: absolute; border-radius: 50%; left: 50%; top: 50%; border: 1px solid rgba(92,68,49,.19); transform-style: preserve-3d; }
.orbit::after { content: ""; position: absolute; width: .62rem; height: .62rem; border-radius: 50%; background: var(--warm-deep); box-shadow: 0 0 0 .5rem rgba(158,95,56,.12); left: 9%; top: 19%; }
.orbit--outer { width: 112%; aspect-ratio: 1; transform: translate(-50%, -50%) rotateX(68deg) rotateZ(-12deg); animation: orbit-spin 22s linear infinite; }
.orbit--inner { width: 87%; aspect-ratio: 1; transform: translate(-50%, -50%) rotateY(65deg) rotateZ(24deg); animation: orbit-spin-alt 17s linear infinite; }
.orbit--inner::after { background: var(--acid); left: 80%; top: 78%; }
@keyframes orbit-spin { to { transform: translate(-50%, -50%) rotateX(68deg) rotateZ(348deg); } }
@keyframes orbit-spin-alt { to { transform: translate(-50%, -50%) rotateY(65deg) rotateZ(-336deg); } }
.status-card { position: absolute; z-index: 4; min-width: 13.2rem; display: flex; align-items: center; gap: .75rem; padding: .8rem .9rem; background: rgba(255,250,242,.8); border: 1px solid rgba(73,52,38,.16); border-radius: 1rem; box-shadow: 0 1.1rem 2rem -1rem rgba(50,36,27,.3); backdrop-filter: blur(18px) saturate(1.3); transform: translateZ(80px); }
.status-card--call { right: 2%; top: 22%; animation: float-a 5.2s ease-in-out infinite; }
.status-card--memory { left: 2%; bottom: 19%; animation: float-b 6s ease-in-out infinite; }
.status-card__icon { width: 2.25rem; height: 2.25rem; flex: 0 0 auto; display: grid; place-items: center; border-radius: .75rem; }
.status-card__icon svg { width: 1.1rem; }
.status-card__icon--green { background: #dff2d4; color: #39783c; }
.status-card__icon--gold { background: #f7e0b6; color: #9c5c28; }
.status-card small, .status-card strong { display: block; }
.status-card small { font-size: .53rem; letter-spacing: .12em; opacity: .5; }
.status-card strong { font-size: .78rem; font-weight: 650; }
.live-dot { width: .45rem; height: .45rem; border-radius: 50%; background: #68b77a; box-shadow: 0 0 0 .3rem rgba(104,183,122,.13); margin-left: auto; animation: pulse 2s ease-out infinite; }
.availability-pill { position: absolute; right: 10%; bottom: 8%; z-index: 5; display: flex; align-items: center; gap: .6rem; padding: .65rem .85rem; background: var(--ink); color: var(--paper); font-size: .66rem; border-radius: 999px; box-shadow: 0 1rem 2rem -1rem rgba(0,0,0,.6); transform: translateZ(95px); }
.availability-pill .live-dot { margin: 0; }
@keyframes pulse { 50% { box-shadow: 0 0 0 .52rem rgba(104,183,122,0); } }
@keyframes float-a { 50% { transform: translateY(-10px) translateZ(80px) rotate(-1deg); } }
@keyframes float-b { 50% { transform: translateY(9px) translateZ(80px) rotate(1deg); } }
.hero__foot { grid-column: 1 / -1; display: grid; grid-template-columns: repeat(3, 1fr); border-top: 1px solid var(--line); }
.hero__foot > span { display: flex; align-items: baseline; gap: .65rem; padding: 1.15rem 0; }
.hero__foot > span:not(:first-child) { padding-left: 2rem; border-left: 1px solid var(--line); }
.hero__foot b { font-family: var(--serif); font-size: 1.45rem; font-weight: 500; }
.hero__foot i { font-size: .68rem; text-transform: uppercase; letter-spacing: .09em; font-style: normal; opacity: .55; }

.section { padding: clamp(6rem, 10vw, 10rem) 4vw; }
.section-label { display: flex; align-items: center; gap: 1rem; margin-bottom: clamp(4rem, 7vw, 7rem); }
.section-label span { display: grid; place-items: center; width: 2rem; height: 2rem; border: 1px solid currentColor; border-radius: 50%; font-family: var(--serif); font-style: italic; font-size: .85rem; }
.section-label p { margin: 0; font-size: .67rem; font-weight: 700; letter-spacing: .2em; }
.section-label::after { content: ""; flex: 1; height: 1px; background: currentColor; opacity: .17; }
.intro { background: var(--paper-bright); }
.intro__grid { display: grid; grid-template-columns: 1.45fr .55fr; gap: 8vw; align-items: end; }
.display-title { font-size: clamp(3.8rem, 7vw, 8rem); }
.intro__body { padding-bottom: .7rem; }
.intro__body > p { margin: 0 0 2rem; font-size: clamp(1rem, 1.35vw, 1.2rem); opacity: .68; }
.text-link { display: inline-flex; align-items: center; gap: .8rem; font-size: .73rem; font-weight: 700; letter-spacing: .1em; text-transform: uppercase; padding-bottom: .25rem; border-bottom: 1px solid; }
.text-link svg { width: 1rem; transition: transform .25s; }
.text-link:hover svg { transform: translateX(.35rem); }
.qualities { margin-top: clamp(5rem, 9vw, 9rem); display: grid; grid-template-columns: repeat(3, 1fr); gap: 1rem; perspective: 1000px; }
.tilt-card { transform-style: preserve-3d; transition: transform .2s ease-out, box-shadow .4s var(--ease); }
.quality-card { position: relative; min-height: 25rem; padding: 2rem; border: 1px solid var(--line); border-radius: var(--radius-xl); background: #e6efdc; overflow: hidden; }
.quality-card::before { content: ""; position: absolute; width: 16rem; height: 16rem; border-radius: 50%; border: 1px solid rgba(23,24,21,.11); top: -7rem; right: -7rem; box-shadow: 0 0 0 2rem rgba(255,255,255,.12), 0 0 0 4rem rgba(255,255,255,.08); }
.quality-card--warm { background: #e6b18a; }
.quality-card--dark { background: var(--ink-soft); color: var(--paper-bright); border-color: transparent; }
.quality-card__number { font-family: var(--serif); font-style: italic; font-size: .95rem; opacity: .45; }
.quality-card__icon { position: absolute; width: 4rem; height: 4rem; top: 5rem; left: 50%; transform: translateX(-50%) translateZ(30px); }
.quality-card h3 { position: absolute; left: 2rem; bottom: 4rem; margin: 0; font-family: var(--serif); font-size: clamp(2.5rem, 3.4vw, 4rem); font-weight: 400; letter-spacing: -.055em; transform: translateZ(25px); }
.quality-card p { position: absolute; left: 2rem; right: 2rem; bottom: 1.3rem; margin: 0; max-width: 24rem; font-size: .75rem; opacity: .62; }
.quality-card:hover { box-shadow: 0 2rem 4rem -2.5rem rgba(23,24,21,.55); }

.modes { color: var(--paper-bright); background: var(--ink); overflow: hidden; }
.section-label--light { color: var(--paper-bright); }
.modes__heading { display: grid; grid-template-columns: 1.4fr .6fr; gap: 9vw; align-items: end; }
.display-title--light { color: var(--paper-bright); }
.modes__heading > p { margin: 0 0 .7rem; font-size: clamp(1rem, 1.35vw, 1.2rem); color: rgba(255,250,242,.56); }
.experience-grid { display: grid; grid-template-columns: 1.06fr .94fr; gap: 1rem; margin-top: clamp(5rem, 8vw, 8rem); perspective: 1200px; }
.experience-card { min-height: 42rem; border-radius: var(--radius-xl); padding: clamp(2rem, 3.2vw, 3.5rem); overflow: hidden; position: relative; color: var(--ink); }
.experience-card--drive { background: #d3dfca; }
.experience-card--app { background: #d5a579; }
.experience-card__copy { position: relative; z-index: 4; max-width: 25rem; transform: translateZ(30px); }
.pill { display: inline-flex; align-items: center; gap: .5rem; border: 1px solid rgba(23,24,21,.24); border-radius: 999px; padding: .5rem .7rem; font-size: .58rem; font-weight: 700; letter-spacing: .14em; }
.pill i { display: block; width: .42rem; height: .42rem; background: #3f8554; border-radius: 50%; }
.pill--dark { color: var(--paper-bright); background: var(--ink); border-color: var(--ink); }
.pill--dark i { background: var(--acid); }
.experience-card h3 { margin: 1.6rem 0 1rem; font-family: var(--serif); font-weight: 400; font-size: clamp(3.1rem, 4.8vw, 5.4rem); line-height: .9; letter-spacing: -.06em; }
.experience-card__copy > p { margin: 0; max-width: 21rem; font-size: .9rem; opacity: .64; }
.drive-ui { position: absolute; width: 76%; height: 48%; left: 12%; bottom: -7%; transform: perspective(900px) rotateX(58deg) rotateZ(-5deg) translateZ(35px); transform-origin: bottom; border: 1px solid rgba(255,255,255,.18); border-radius: 2.5rem 2.5rem 0 0; background: linear-gradient(145deg, #303b34, #101411); color: white; box-shadow: 0 3rem 4rem -1rem rgba(14,20,15,.7), inset 0 1px rgba(255,255,255,.2); padding: 1.5rem; }
.drive-ui__top { display: flex; justify-content: space-between; font-size: .58rem; opacity: .55; }
.drive-ui__route { text-align: center; margin-top: 1.2rem; }
.drive-ui__route > i { display: block; margin: 0 auto .8rem; width: .7rem; height: .7rem; border-radius: 50%; background: var(--acid); box-shadow: 0 0 0 .55rem rgba(217,255,111,.08), 0 0 1.7rem rgba(217,255,111,.5); }
.drive-ui__route span { font-family: var(--serif); font-size: 3.2rem; }
.drive-ui__route small { font-family: var(--body); font-size: .65rem; opacity: .5; }
.drive-ui__route p { margin: -.25rem 0 0; font-size: .68rem; opacity: .5; }
.drive-ui__wave { display: flex; height: 3.2rem; justify-content: center; align-items: center; gap: .32rem; margin-top: .9rem; }
.drive-ui__wave i { width: .24rem; height: 25%; border-radius: .4rem; background: var(--acid); animation: drive-wave .8s ease-in-out infinite alternate; }
.drive-ui__wave i:nth-child(2), .drive-ui__wave i:nth-child(6) { height: 55%; animation-delay: -.4s; }
.drive-ui__wave i:nth-child(3), .drive-ui__wave i:nth-child(5) { height: 82%; animation-delay: -.25s; }
.drive-ui__wave i:nth-child(4) { height: 100%; animation-delay: -.55s; }
@keyframes drive-wave { to { transform: scaleY(.38); } }
.drive-ui__actions { display: flex; justify-content: center; gap: 1rem; margin-top: .6rem; }
.drive-ui__actions span { width: 2.7rem; height: 2.7rem; display: grid; place-items: center; border-radius: 50%; background: rgba(255,255,255,.1); }
.drive-ui__actions .drive-ui__end { background: #c95e4d; }
.phone-ui { position: absolute; width: min(18rem, 64%); height: 68%; right: 8%; bottom: -4.5%; transform: perspective(900px) rotateY(-16deg) rotateZ(4deg) translateZ(40px); border: .35rem solid #2b2926; border-radius: 2.9rem; background: #f4eee4; color: var(--ink); box-shadow: 1.7rem 2.7rem 4rem -1.5rem rgba(70,38,21,.55), inset 0 0 0 1px rgba(255,255,255,.5); padding: 1.3rem .9rem .8rem; }
.phone-ui__island { position: absolute; width: 5rem; height: 1.15rem; top: .45rem; left: calc(50% - 2.5rem); background: #20201d; border-radius: 999px; }
.phone-ui__head { display: flex; align-items: center; gap: .5rem; padding: .9rem .25rem .7rem; border-bottom: 1px solid rgba(23,24,21,.1); }
.phone-ui__head > i { margin-left: auto; font-style: normal; opacity: .4; }
.mini-avatar { display: grid; place-items: center; width: 2rem; height: 2rem; border-radius: 50%; background: var(--ink); color: var(--paper); font-family: var(--serif); font-style: italic; }
.phone-ui__head b, .phone-ui__head small { display: block; line-height: 1.2; }
.phone-ui__head b { font-size: .72rem; }
.phone-ui__head small { font-size: .5rem; color: #5e9b60; }
.phone-ui__chat { padding: 1.6rem .1rem; }
.bubble { width: 86%; padding: .8rem; margin: 0 0 .6rem; border-radius: 1rem; font-size: .64rem; line-height: 1.45; }
.bubble--user { margin-left: auto; background: #dbb28e; border-bottom-right-radius: .25rem; }
.bubble--bauti { background: white; border-bottom-left-radius: .25rem; box-shadow: 0 .5rem 1rem rgba(35,25,18,.08); }
.done-pill { display: block; width: max-content; margin: .7rem auto 0; color: #47734b; font-size: .52rem; }
.phone-ui__input { position: absolute; left: .9rem; right: .9rem; bottom: .8rem; display: flex; align-items: center; justify-content: space-between; padding: .7rem .8rem; border: 1px solid rgba(23,24,21,.14); border-radius: 999px; font-size: .58rem; color: rgba(23,24,21,.42); background: rgba(255,255,255,.5); }
.phone-ui__input i { display: grid; place-items: center; width: 1.5rem; height: 1.5rem; background: var(--ink); color: white; border-radius: 50%; font-style: normal; }
.connection-line { margin-top: 5rem; display: flex; align-items: center; gap: 2rem; padding: 1.1rem 0; border-top: 1px solid var(--white-line); border-bottom: 1px solid var(--white-line); overflow: hidden; }
.connection-line__label { flex: 0 0 auto; color: var(--acid); font-size: .58rem; letter-spacing: .17em; font-weight: 700; }
.connection-line__marquee { overflow: hidden; mask-image: linear-gradient(90deg, transparent, #000 6%, #000 94%, transparent); }
.connection-line__marquee > div { display: flex; gap: 1.8rem; align-items: center; width: max-content; animation: marquee 24s linear infinite; }
.connection-line__marquee span { font-family: var(--serif); font-size: 1.35rem; white-space: nowrap; opacity: .65; }
.connection-line__marquee i { color: var(--warm); font-size: .65rem; }
@keyframes marquee { to { transform: translateX(-50%); } }

.access { display: grid; grid-template-columns: 1fr minmax(24rem, .72fr); gap: 10vw; align-items: center; background: var(--paper); }
.access .section-label { margin-bottom: 3rem; }
.access .display-title { font-size: clamp(3.8rem, 6.4vw, 7rem); }
.access__copy > p { max-width: 35rem; font-size: 1.03rem; opacity: .65; margin: 2rem 0; }
.access__assurances { list-style: none; padding: 0; margin: 2.5rem 0 0; display: flex; flex-direction: column; gap: .8rem; }
.access__assurances li { display: flex; align-items: center; gap: .75rem; font-size: .73rem; font-weight: 600; }
.access__assurances svg { width: 1.25rem; color: var(--warm-deep); }
.login-card { padding: clamp(2rem, 4vw, 3.5rem); border-radius: var(--radius-xl); color: var(--paper-bright); background: var(--ink); box-shadow: 0 3rem 6rem -3rem rgba(23,24,21,.7), inset 0 1px rgba(255,255,255,.1); position: relative; overflow: hidden; }
.login-card::before { content: ""; position: absolute; width: 24rem; height: 24rem; border: 1px solid rgba(255,255,255,.08); border-radius: 50%; top: -17rem; right: -12rem; box-shadow: 0 0 0 3rem rgba(255,255,255,.025), 0 0 0 6rem rgba(255,255,255,.018); }
.login-card__top { display: flex; align-items: center; justify-content: space-between; position: relative; }
.login-card__status { display: flex; align-items: center; gap: .5rem; font-size: .52rem; font-weight: 700; letter-spacing: .14em; color: rgba(255,250,242,.5); }
.login-card__status i { width: .42rem; height: .42rem; border-radius: 50%; background: var(--acid); box-shadow: 0 0 .7rem rgba(217,255,111,.5); }
.login-card h3 { position: relative; margin: 3.2rem 0 .4rem; font-family: var(--serif); font-size: clamp(2rem, 3vw, 3rem); line-height: 1; font-weight: 400; letter-spacing: -.04em; }
.login-card > p { position: relative; margin: 0; color: rgba(255,250,242,.48); font-size: .78rem; }
.login-card form { position: relative; margin-top: 2.3rem; }
.login-card label { display: block; margin: 1rem 0 .45rem; font-size: .62rem; text-transform: uppercase; letter-spacing: .12em; color: rgba(255,250,242,.55); }
.field-wrap { display: flex; align-items: center; height: 3.3rem; padding: 0 .9rem; border: 1px solid rgba(255,255,255,.14); border-radius: .9rem; background: rgba(255,255,255,.055); transition: border-color .2s, box-shadow .2s, background .2s; }
.field-wrap:focus-within { border-color: rgba(217,255,111,.6); box-shadow: 0 0 0 .22rem rgba(217,255,111,.09); background: rgba(255,255,255,.08); }
.field-wrap > svg { width: 1.1rem; flex: 0 0 auto; color: rgba(255,255,255,.4); }
.field-wrap input { min-width: 0; flex: 1; height: 100%; border: 0; outline: 0; background: transparent; color: var(--paper-bright); padding: 0 .8rem; font-size: .83rem; }
.field-wrap input::placeholder { color: rgba(255,255,255,.25); }
.password-toggle { appearance: none; border: 0; background: transparent; padding: .3rem; color: rgba(255,255,255,.4); cursor: pointer; }
.password-toggle svg { width: 1.1rem; display: block; }
.form-error { min-height: 1.2rem; margin: .65rem 0 !important; color: #ff9b87 !important; font-size: .68rem !important; }
.button--submit { width: 100%; margin-top: .35rem; background: var(--acid); color: var(--ink); box-shadow: 0 1.2rem 2rem -1.2rem rgba(217,255,111,.35); transition: transform .25s, opacity .25s; }
.button--submit:hover { transform: translateY(-2px); }
.button--submit:disabled { opacity: .6; cursor: wait; transform: none; }
.login-card .login-card__foot { text-align: center; margin-top: 1.2rem; font-size: .55rem; color: rgba(255,255,255,.25); }
.login-card.shake { animation: shake .45s; }
@keyframes shake { 10%, 90% { transform: translateX(-2px); } 20%, 80% { transform: translateX(4px); } 30%, 50%, 70% { transform: translateX(-7px); } 40%, 60% { transform: translateX(7px); } }

.site-footer { min-height: 15rem; padding: 3rem 4vw; display: grid; grid-template-columns: 1fr auto 1fr; align-items: end; gap: 2rem; color: var(--paper-bright); background: #0f100e; border-top: 1px solid rgba(255,255,255,.1); }
.site-footer > div > p { margin: .8rem 0 0; font-family: var(--serif); font-style: italic; color: rgba(255,255,255,.42); }
.site-footer > p { margin: 0; text-align: center; font-size: .6rem; color: rgba(255,255,255,.32); }
.back-top { justify-self: end; display: flex; align-items: center; gap: .65rem; font-size: .62rem; text-transform: uppercase; letter-spacing: .12em; color: rgba(255,255,255,.55); }
.back-top svg { width: 1rem; transition: transform .25s; }
.back-top:hover svg { transform: translateY(-.3rem); }

/* The nocturnal palette borrows the blue-violet atmosphere of the original
   Bauti product while preserving this site's editorial composition. */
html[data-theme="dark"] {
  color-scheme: dark;
  --line: rgba(255, 250, 242, .14);
}
html[data-theme="dark"] body { color: var(--paper-bright); background: #10110e; }
html[data-theme="dark"] { --glass: rgba(24,21,18,.72); --glass-line: rgba(244,239,230,.15); --glass-strong: rgba(24,21,18,.92); }
html[data-theme="dark"] .ambient__orb--one { background: #184d88; opacity: .3; }
html[data-theme="dark"] .ambient__orb--two { background: #71366f; opacity: .28; }
html[data-theme="dark"] .ambient__noise { opacity: .05; }
html[data-theme="dark"] .site-header { border-color: var(--line); }
html[data-theme="dark"] .theme-toggle { color: var(--paper-bright); background: rgba(255,255,255,.045); }
html[data-theme="dark"] .theme-toggle:hover { color: var(--ink); background: var(--acid); border-color: var(--acid); }
html[data-theme="dark"] .header-login { border-color: rgba(255,250,242,.7); }
html[data-theme="dark"] .header-login:hover { color: var(--ink); background: var(--acid); border-color: var(--acid); }
html[data-theme="dark"] .button--primary { color: var(--ink); background: var(--acid); box-shadow: 0 1.4rem 2.5rem -1.2rem rgba(217,255,111,.28); }
html[data-theme="dark"] .voice-preview__icon { background: rgba(255,255,255,.045); }
html[data-theme="dark"] .voice-preview__waves i { background: var(--acid); }
html[data-theme="dark"] .status-card { color: var(--ink); background: rgba(255,250,242,.88); }
html[data-theme="dark"] .intro { background: #151612; }
html[data-theme="dark"] .quality-card:not(.quality-card--dark) { color: var(--ink); }
html[data-theme="dark"] .modes { background: #0b0c0a; }
html[data-theme="dark"] .access { background: #121310; }
html[data-theme="dark"] .access__body > p { color: rgba(255,250,242,.62); }
html[data-theme="dark"] .access__assurances li { border-color: var(--line); }
html[data-theme="dark"] .login-card { border: 1px solid rgba(255,255,255,.1); box-shadow: 0 3rem 7rem -3rem rgba(0,0,0,.9), inset 0 1px rgba(255,255,255,.1); }

.reveal { opacity: 0; transform: translateY(1.4rem); transition: opacity .8s var(--ease), transform .8s var(--ease); }
.reveal.is-visible { opacity: 1; transform: translateY(0); }
.hero .reveal:nth-child(2) { transition-delay: .08s; }
.hero .reveal:nth-child(3) { transition-delay: .16s; }
.hero .reveal:nth-child(4) { transition-delay: .24s; }
:focus-visible { outline: 2px solid var(--warm-deep); outline-offset: 4px; }

@media (max-width: 980px) {
  .site-header { grid-template-columns: 1fr auto; }
  .main-nav { position: fixed; inset: 6rem 0 auto; padding: 3rem 4vw; background: rgba(243,238,229,.97); backdrop-filter: blur(20px); border-bottom: 1px solid var(--line); flex-direction: column; align-items: flex-start; transform: translateY(-130%); visibility: hidden; transition: transform .5s var(--ease), visibility .5s; }
  html[data-theme="dark"] .main-nav { background: rgba(16,17,14,.97); }
  .menu-open .main-nav { transform: translateY(0); visibility: visible; }
  .main-nav a { font-family: var(--serif); font-size: 2.2rem; text-transform: none; letter-spacing: -.04em; }
  .menu-toggle { display: grid; gap: .35rem; place-items: center; position: absolute; right: 4vw; width: 2.6rem; height: 2.6rem; padding: .8rem; border: 1px solid var(--line); border-radius: 50%; background: transparent; cursor: pointer; }
  .menu-toggle span { width: 1rem; height: 1px; background: currentColor; transition: transform .3s; }
  .menu-open .menu-toggle span:first-child { transform: translateY(.2rem) rotate(45deg); }
  .menu-open .menu-toggle span:last-child { transform: translateY(-.16rem) rotate(-45deg); }
  .header-actions { margin-right: 3.4rem; }
  .hero { min-height: auto; grid-template-columns: 1fr; padding-top: 8rem; }
  .hero__copy { padding: 3rem 0 1rem; }
  .hero__title { font-size: clamp(4.1rem, 12vw, 7rem); }
  .hero__visual { min-height: 38rem; }
  .hero-stage { inset: 0; }
  .portrait-shell { width: min(38rem, 84vw); }
  .status-card--call { right: 8%; }
  .status-card--memory { left: 8%; }
  .intro__grid, .modes__heading, .access { grid-template-columns: 1fr; }
  .intro__body, .modes__heading > p { max-width: 36rem; }
  .experience-grid { grid-template-columns: 1fr; }
  .experience-card { min-height: 38rem; }
  .experience-card__copy { max-width: 29rem; }
  .access { gap: 5rem; }
  .login-card { max-width: 36rem; width: 100%; justify-self: center; }
}

@media (max-width: 680px) {
  .site-header { height: 5rem; padding: 0 1.1rem; }
  .brand__name { font-size: 1.05rem; }
  .brand__avatar { width: 2rem; height: 2rem; }
  .header-actions { margin-right: 3.1rem; gap: .8rem; }
  .theme-toggle { width: 2.1rem; height: 2.1rem; }
  .header-login { padding: .65rem .8rem; }
  .header-login span { display: none; }
  .header-login svg { width: 1.1rem; }
  .menu-toggle { right: 1.1rem; }
  .main-nav { inset: 5rem 0 auto; padding-inline: 1.1rem; }
  .hero { padding: 7.5rem 1.1rem 1.2rem; overflow: hidden; }
  .hero::before { inset: 5rem 0 50%; }
  .hero__copy { padding-top: 1rem; }
  .hero__title { font-size: clamp(3.65rem, 18vw, 5.2rem); line-height: .86; }
  .hero__intro { font-size: 1rem; }
  .hero__actions { align-items: flex-start; flex-direction: column; gap: 1rem; }
  .hero__visual { min-height: 30rem; }
  .portrait-shell { width: 30rem; transform: translate(-50%, -50%) rotate(2deg); }
  .orbit--outer { width: 145%; }
  .orbit--inner { width: 110%; }
  .status-card { min-width: auto; padding: .65rem; }
  .status-card strong { font-size: .68rem; }
  .status-card--call { right: -2%; top: 17%; }
  .status-card--memory { left: -2%; bottom: 14%; }
  .status-card__icon { width: 1.8rem; height: 1.8rem; }
  .availability-pill { right: 3%; bottom: 3%; }
  .hero__foot { grid-template-columns: 1fr; }
  .hero__foot > span, .hero__foot > span:not(:first-child) { border-left: 0; border-top: 1px solid var(--line); padding: .7rem 0; }
  .hero__foot > span:first-child { border-top: 0; }
  .section { padding: 5.5rem 1.1rem; }
  .section-label { margin-bottom: 3.5rem; }
  .display-title { font-size: clamp(3.5rem, 17vw, 5rem); }
  .intro__grid { gap: 2.2rem; }
  .qualities { grid-template-columns: 1fr; margin-top: 4rem; }
  .quality-card { min-height: 20rem; }
  .experience-grid { margin-top: 4rem; }
  .experience-card { min-height: 37rem; padding: 1.6rem; }
  .experience-card h3 { font-size: 3.7rem; }
  .drive-ui { width: 92%; left: 4%; height: 44%; }
  .phone-ui { width: 16rem; right: -1rem; height: 60%; }
  .connection-line { margin-top: 3rem; gap: 1rem; }
  .connection-line__label { max-width: 4rem; }
  .access { gap: 4rem; }
  .login-card { padding: 1.5rem; border-radius: 1.7rem; }
  .site-footer { padding: 3rem 1.1rem; grid-template-columns: 1fr; align-items: start; }
  .site-footer > p { text-align: left; }
  .back-top { justify-self: start; }
}

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

/* ============================================================
   DARK BUTTONS v2 — gradiente azul→violeta en la landing (dark only).
   Paleta del voice UI original: navy #123B73 → violeta #421D5A.
   Light mode intacto. Ver CHANGELOG.md — 2026-08-25 (4)
   ============================================================ */
html[data-theme="dark"] .button--primary {
  color: #F0F2FF;
  background: linear-gradient(135deg, #2E5FA3 0%, #3D4E9E 45%, #6D3D96 100%);
  box-shadow: 0 1.4rem 2.5rem -1.2rem rgba(61, 78, 158, .55);
}
html[data-theme="dark"] .button--primary:hover {
  box-shadow: 0 1.8rem 2.8rem -1.1rem rgba(109, 61, 150, .6);
}
html[data-theme="dark"] .button--submit {
  color: #F0F2FF;
  background: linear-gradient(135deg, #2E5FA3 0%, #3D4E9E 45%, #6D3D96 100%);
  box-shadow: 0 1.2rem 2rem -1.2rem rgba(61, 78, 158, .5);
}
html[data-theme="dark"] .header-login:hover,
html[data-theme="dark"] .theme-toggle:hover {
  color: #F0F2FF;
  background: linear-gradient(135deg, #2E5FA3 0%, #6D3D96 100%);
  border-color: #6D3D96;
}
html[data-theme="dark"] .voice-preview__waves i { background: #8B7BD8; }