:root{--bg:#fff;--tx:#0d0d0d;--mut:#747474;--line:#e9e9e9;--soft:#f7f7f7;--blk:#0d0d0d}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:Inter,system-ui,-apple-system,sans-serif;background:var(--bg);color:var(--tx);line-height:1.55;-webkit-font-smoothing:antialiased}
a{color:inherit;text-decoration:none}
img{max-width:100%}
.wrap{max-width:1180px;margin:0 auto;padding:0 28px}
.narrow{max-width:760px}
/* header */
header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.9);backdrop-filter:blur(14px)}
.nav{display:flex;align-items:center;justify-content:space-between;height:72px;gap:20px}
.logo img{height:30px;display:block;filter:brightness(0)}
nav ul{display:flex;gap:6px;list-style:none}
nav a{padding:8px 14px;border-radius:999px;font-size:.92rem;color:var(--tx)}
nav a:hover,nav a.on{background:var(--soft)}
.right{display:flex;align-items:center;gap:8px}
.lang{background:none;border:0;font:500 .85rem Inter;color:var(--mut);cursor:pointer;padding:8px 10px}
.lang:hover{color:var(--tx)}
.btn{display:inline-flex;align-items:center;gap:8px;padding:12px 22px;border-radius:999px;font:500 .92rem Inter;border:1px solid var(--line);background:#fff;color:var(--tx);cursor:pointer;transition:.18s}
.btn:hover{background:var(--soft)}
.btn.k{background:var(--blk);color:#fff;border-color:var(--blk)}
.btn.k:hover{background:#2b2b2b}
.btn.w{background:#fff;color:var(--blk);border-color:#fff}
.btn.s{padding:9px 18px;font-size:.88rem}
/* type */
h1{font-size:clamp(2.8rem,7vw,5.6rem);line-height:1.02;letter-spacing:-.05em;font-weight:400}
h2{font-size:clamp(2rem,4.2vw,3.2rem);line-height:1.08;letter-spacing:-.04em;font-weight:400}
h3{font-weight:500;letter-spacing:-.02em}
.mut{color:var(--mut)}
.lead{font-size:1.25rem;color:var(--mut);max-width:620px;line-height:1.5}
.eyebrow{font-size:.9rem;color:var(--mut);margin-bottom:22px;display:flex;gap:10px;align-items:center}
.eyebrow img{height:18px}
section{padding:96px 0}
.hero{padding:96px 0 72px}
.page-head{padding:96px 0 56px}
.page-head h1{font-size:clamp(2.6rem,6vw,4.6rem)}
.page-head .lead{margin-top:26px}
.cta{display:flex;flex-wrap:wrap;gap:10px;margin-top:38px}
.fine{font-size:.82rem;color:var(--mut);margin-top:20px}
/* black panel */
.panel{background:var(--blk);color:#fff;border-radius:28px;padding:56px;position:relative;overflow:hidden}
.panel .mut{color:#9f9f9f}
.panel .btn{border-color:#333;background:none;color:#fff}
.panel .btn:hover{background:#1a1a1a}
.panel .btn.w{background:#fff;color:#000}
.hero-vis{margin-top:64px;background:var(--blk);border-radius:28px;padding:48px;display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:center;color:#fff}
.hero-vis h3{font-size:1.9rem;line-height:1.15;font-weight:400;letter-spacing:-.03em}
.hero-vis p{color:#9f9f9f;margin-top:14px}
.chat{display:flex;flex-direction:column;gap:10px}
.b{max-width:82%;padding:11px 16px;border-radius:18px;font-size:.92rem;background:#202020}
.b.o{align-self:flex-end;background:#fff;color:#000}
/* lists / cards */
.rows{border-top:1px solid var(--line)}
.row{display:grid;grid-template-columns:90px 1fr 1.4fr;gap:20px;padding:30px 0;border-bottom:1px solid var(--line);align-items:baseline}
.row i{font-style:normal;color:var(--mut);font-size:.85rem}
.row h3{font-size:1.3rem}
.row p{color:var(--mut)}
.grid{display:grid;gap:16px}
.g2{grid-template-columns:1fr 1fr}.g3{grid-template-columns:repeat(3,1fr)}.g4{grid-template-columns:repeat(4,1fr)}
.card{background:var(--soft);border-radius:22px;padding:30px;display:flex;flex-direction:column;min-height:230px;transition:.2s}
.card:hover{background:#f0f0f0}
.card i{font-style:normal;color:var(--mut);font-size:.85rem;margin-bottom:auto;padding-bottom:40px}
.card h3{font-size:1.2rem;margin-bottom:8px}
.card p{color:var(--mut);font-size:.95rem}
.stats{display:grid;grid-template-columns:repeat(3,1fr);gap:48px 24px}
.stats b{display:block;font-size:3.4rem;font-weight:400;letter-spacing:-.05em;line-height:1}
.stats span{color:var(--mut);font-size:.92rem}
.logos{display:flex;flex-wrap:wrap;gap:12px 40px;color:var(--mut);font-size:.95rem;padding:34px 0;border-block:1px solid var(--line)}
/* pricing */
.tog{display:inline-flex;background:var(--soft);border-radius:999px;padding:4px}
.tog button{border:0;background:none;padding:8px 20px;border-radius:999px;font:500 .88rem Inter;color:var(--mut);cursor:pointer}
.tog button.on{background:#fff;color:var(--tx);box-shadow:0 1px 3px rgba(0,0,0,.12)}
.plan{border:1px solid var(--line);border-radius:24px;padding:34px;display:flex;flex-direction:column}
.plan.hot{background:var(--blk);color:#fff;border-color:var(--blk)}
.plan.hot .mut,.plan.hot li{color:#acacac}
.plan.hot li{border-color:#2b2b2b}
.plan h3{font-size:1.1rem;display:flex;gap:10px;align-items:center}
.plan h3 em{font-style:normal;font-size:.7rem;background:#fff;color:#000;padding:3px 10px;border-radius:999px;font-weight:600}
.amt{font-size:3.6rem;letter-spacing:-.05em;margin:26px 0 24px;line-height:1}
.amt small{font-size:.9rem;color:var(--mut);letter-spacing:0}
.plan ul{list-style:none;flex:1;margin-bottom:28px}
.plan li{padding:11px 0;border-top:1px solid var(--line);font-size:.92rem;color:var(--mut)}
.adds{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-top:16px}
.adds div{background:var(--soft);border-radius:18px;padding:22px 26px;display:flex;justify-content:space-between;align-items:center}
/* form */
form{display:grid;gap:14px;margin-top:10px}
input,textarea,select{font:400 1rem Inter;padding:15px 18px;border:1px solid var(--line);border-radius:14px;background:#fff;color:var(--tx);width:100%}
input:focus,textarea:focus{outline:2px solid var(--blk);outline-offset:-1px}
textarea{min-height:140px;resize:vertical}
.split{display:grid;grid-template-columns:1fr 1fr;gap:64px}
.ctc{border-top:1px solid var(--line);padding:22px 0}
.ctc small{color:var(--mut);display:block}
.ctc a{font-size:1.2rem}
/* footer */
footer{border-top:1px solid var(--line);padding:64px 0 36px;font-size:.9rem}
.fg{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:30px;margin-bottom:48px}
footer h4{font-weight:500;font-size:.9rem;margin-bottom:14px}
footer a{display:block;padding:4px 0;color:var(--mut)}footer a:hover{color:var(--tx)}
.legal{border-top:1px solid var(--line);padding-top:22px;font-size:.78rem;color:var(--mut)}
@media(max-width:900px){nav ul{display:none}.hero-vis,.split{grid-template-columns:1fr}.hero-vis{padding:30px}.row{grid-template-columns:50px 1fr}.row p{grid-column:2}.g3,.g4,.adds{grid-template-columns:1fr 1fr}.stats{grid-template-columns:1fr 1fr}.fg{grid-template-columns:1fr 1fr}.panel{padding:34px}section{padding:70px 0}}
@media(max-width:560px){.g2,.g3,.g4,.adds{grid-template-columns:1fr}.btn.s.hide{display:none}.hero,.page-head{padding-top:56px}}
/* alternating dark sections */
.dark{background:var(--blk);color:#fff}
.dark .mut,.dark .lead,.dark .fine,.dark .row p,.dark .row i,.dark .card p,.dark .card i,.dark .stats span,.dark .ctc small{color:#9f9f9f}
.dark .rows,.dark .row,.dark .ctc{border-color:#2b2b2b}
.dark .btn{background:none;color:#fff;border-color:#3c3c3c}
.dark .btn:hover{background:#1b1b1b}
.dark .btn.w,.dark .btn.k{background:#fff;color:#000;border-color:#fff}
.dark .btn.k:hover{background:#e6e6e6}
.dark .card{background:#171717}.dark .card:hover{background:#1f1f1f}
.dark .tog{background:#1b1b1b}.dark .tog button{color:#9f9f9f}.dark .tog button.on{background:#fff;color:#000}
.dark input,.dark textarea{background:#171717;border-color:#2b2b2b;color:#fff}
.dark input:focus,.dark textarea:focus{outline-color:#fff}
.dark .eyebrow{color:#9f9f9f}
.soft{background:var(--soft)}
.hero-vis{background:#171717}
.plan.hot{background:var(--blk)}
.light-rows .rows{border-color:var(--line)}
html[lang=es] .en{display:none!important}html[lang=en] .es{display:none!important}
.doc{max-width:760px}.doc h3{font-size:1.25rem;margin:38px 0 10px}.doc p,.doc li{color:var(--mut);margin-bottom:8px}.doc ul{padding-left:20px}.doc .upd{font-size:.85rem;color:var(--mut)}
.chips{display:flex;flex-wrap:wrap;gap:8px;margin:28px 0 8px}
.chip{border:1px solid var(--line);background:#fff;border-radius:999px;padding:7px 16px;font:500 .85rem Inter;cursor:pointer;color:var(--tx)}
.chip.on{background:var(--blk);color:#fff;border-color:var(--blk)}
.search{max-width:420px;margin-top:20px}
.app{display:flex;flex-direction:column;gap:6px}.app small{color:var(--mut);font-size:.8rem}
.app .ini{width:38px;height:38px;border-radius:10px;background:var(--blk);color:#fff;display:grid;place-items:center;font-weight:600;margin-bottom:18px}
.card.app{min-height:200px}
.app a{margin-top:auto;font-size:.88rem;font-weight:500;padding-top:16px}
.badges{display:grid;gap:10px;margin-top:6px}
.store{display:flex;align-items:center;gap:12px;background:var(--blk);color:#fff!important;border-radius:12px;padding:10px 18px;width:210px}
.store small{display:block;font-size:.66rem;opacity:.7;line-height:1.1}.store b{font-weight:500;font-size:1rem;line-height:1.2}
footer .metab{height:34px;margin-top:14px;filter:grayscale(1)}
.feat li{list-style:none;padding:3px 0;color:var(--mut)}.feat li::before{content:"●";font-size:.5rem;margin-right:10px;vertical-align:middle;color:var(--tx)}
.four{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.price-big{font-size:3.4rem;letter-spacing:-.05em;line-height:1}
@media(max-width:900px){.four{grid-template-columns:1fr}}
nav a,.btn,.lang{white-space:nowrap}
@media(max-width:1100px){nav a{padding:8px 9px;font-size:.86rem}}
@media(max-width:980px){nav ul{display:none}}
/* black base */
body{background:#0d0d0d;color:#fff}
main section:not(.dark){background:#fff;color:#0d0d0d}
header{background:rgba(13,13,13,.88);border-bottom:1px solid #202020}
.logo img,footer img[alt="Waapp.live"]{filter:brightness(0) invert(1)!important}
nav a{color:#fff}nav a:hover,nav a.on{background:#1d1d1d}
.lang{color:#9f9f9f}.lang:hover{color:#fff}
header .btn{background:none;color:#fff;border-color:#3c3c3c}header .btn:hover{background:#1d1d1d}
header .btn.k{background:#fff;color:#0d0d0d;border-color:#fff}header .btn.k:hover{background:#e6e6e6}
footer{background:#0d0d0d;color:#fff;border-top:1px solid #202020}
footer a,footer .mut,footer .feat li{color:#9f9f9f}footer a:hover{color:#fff}
footer .legal{border-color:#202020;color:#7f7f7f}
.store{background:#171717;border:1px solid #2b2b2b}
footer .metab{filter:none;border-radius:6px}
.feat li::before{color:#fff}
.hero-vis{background:#171717;border:1px solid #242424}
.dark .logos{border-color:#242424;color:#9f9f9f}
.ic svg{width:28px;height:28px;stroke:currentColor;fill:none;stroke-width:1.5;stroke-linecap:round;stroke-linejoin:round;display:block}
.row i.ic{color:var(--tx)}.dark .row i.ic{color:#fff}
.card i.ic svg{width:34px;height:34px}.card i.ic{color:var(--tx)}.dark .card i.ic{color:#fff}

.vid{position:relative;border-radius:22px;overflow:hidden;background:#000;border:1px solid #2b2b2b;aspect-ratio:16/9}
.vid iframe{position:absolute;inset:0;width:100%;height:100%;border:0}
.hgrid{display:grid;grid-template-columns:1.05fr .95fr;gap:56px;align-items:center}
.pill{display:inline-flex;border:1px solid #313131;border-radius:999px;padding:8px 18px;font-size:.85rem;color:#cccccc;margin-bottom:26px}
.chips4{display:grid;grid-template-columns:1fr 1fr;gap:18px 28px;margin-top:44px}
.chips4 div{display:flex;align-items:center;gap:14px;font-size:.98rem}
.chips4 .ic{width:42px;height:42px;border-radius:12px;border:1px solid #313131;display:grid;place-items:center;flex:none}
.chips4 .ic svg{width:22px;height:22px}
.dark .chips4 .ic{color:#fff}
.bgrid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.bgrid .card{min-height:200px}
.chk{list-style:none;columns:2;gap:40px}.chk li{padding:11px 0;border-bottom:1px solid var(--line);break-inside:avoid}
.chk li::before{content:"✓";margin-right:12px;font-weight:600}
.dark .chk li{border-color:#2b2b2b}
@media(max-width:900px){.hgrid{grid-template-columns:1fr}.bgrid{grid-template-columns:1fr 1fr}.chk{columns:1}}
@media(max-width:560px){.bgrid,.chips4{grid-template-columns:1fr}}

.partner{display:inline-flex;align-items:center;gap:14px;margin-bottom:26px}
.partner img{height:46px;border-radius:10px;background:#fff;padding:4px 10px;display:block}
.partner span{font-size:.95rem;color:#cccccc}
.logos span{display:inline-flex;align-items:center;gap:10px;color:#cccccc}
.logos .ic svg{width:24px;height:24px}
.card[style*="min-height:auto"] i{margin-bottom:0;padding-bottom:26px}
a.card,a.row{color:inherit}
.row:has(>p:empty){grid-template-columns:50px 1fr;align-items:center}
.row:has(>p:empty) p{display:none}
details.faq{border-bottom:1px solid var(--line);padding:6px 0}
details.faq summary{cursor:pointer;list-style:none;font-size:1.15rem;font-weight:500;padding:18px 0;display:flex;justify-content:space-between;gap:20px;align-items:center}
details.faq summary::-webkit-details-marker{display:none}
details.faq summary::after{content:"+";font-size:1.5rem;font-weight:300;flex:none}
details.faq[open] summary::after{content:"–"}
details.faq p{color:var(--mut);padding:0 0 22px;max-width:680px}
dl.facts{display:grid;grid-template-columns:1fr 1fr;gap:0 48px}
dl.facts>div{display:grid;grid-template-columns:150px 1fr;gap:16px;padding:18px 0;border-top:1px solid var(--line)}
dl.facts dt{color:var(--mut);font-size:.9rem}
dl.facts dd{font-size:.98rem}
@media(max-width:900px){dl.facts{grid-template-columns:1fr}dl.facts>div{grid-template-columns:110px 1fr}}