/* EstateWave — sistema de diseño del sitio comercial (landing + subpáginas de producto).
   Estética: B2B inmobiliaria-tecnológica, elegante, premium, clara. */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
:root{
  --ink:#1c1714; --ink-soft:#5f574e; --ink-faint:#938a7e;
  --bg:#faf7f2; --bg-2:#f3ece1; --surface:#ffffff; --line:#ebe3d6;
  --terra:#b8502f; --terra-dark:#933c20; --terra-soft:#f6e7df;
  --dark:#1a1310; --dark-2:#241a14; --dark-3:#34261d;
  --green:#2f8a4e;
  --r-sm:9px; --r:14px; --r-lg:20px;
  --shadow:0 1px 2px rgba(40,28,18,.04); --shadow-lg:0 24px 60px rgba(40,28,18,.12);
  --maxw:1180px;
}
html{scroll-behavior:smooth}
body{font-family:'Inter',system-ui,-apple-system,sans-serif;background:var(--bg);color:var(--ink);line-height:1.6;-webkit-font-smoothing:antialiased}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
.container{max-width:var(--maxw);margin:0 auto;padding:0 28px}
.eyebrow{font-family:'IBM Plex Mono',monospace;font-size:.72rem;letter-spacing:.16em;text-transform:uppercase;color:var(--terra);font-weight:500}
h1,h2,h3{font-family:'Fraunces',Georgia,serif;font-weight:600;letter-spacing:-.01em;line-height:1.12;color:var(--ink)}
.serif{font-family:'Fraunces',Georgia,serif}
.muted{color:var(--ink-soft)}

/* ---- buttons ---- */
.btn{display:inline-flex;align-items:center;gap:8px;font-family:'Inter',sans-serif;font-size:.92rem;font-weight:600;padding:12px 22px;border-radius:999px;border:1px solid transparent;cursor:pointer;transition:.18s;white-space:nowrap}
.btn-primary{background:var(--terra);color:#fff}
.btn-primary:hover{background:var(--terra-dark)}
.btn-secondary{background:transparent;color:var(--terra);border-color:#e1c7ba}
.btn-secondary:hover{border-color:var(--terra);background:var(--terra-soft)}
.btn-light{background:#f6efe6;color:var(--dark)}
.btn-light:hover{background:#fff}
.btn-ghost{background:transparent;color:var(--ink);border-color:var(--line)}
.btn-ghost:hover{border-color:var(--terra);color:var(--terra)}
.btn-sm{padding:8px 16px;font-size:.84rem}
.btn-lg{padding:14px 28px;font-size:1rem}

/* ---- nav ---- */
.nav{position:sticky;top:0;z-index:100;background:rgba(250,247,242,.86);backdrop-filter:blur(10px);border-bottom:1px solid transparent;transition:.2s}
.nav.scrolled{border-bottom-color:var(--line);background:rgba(250,247,242,.95)}
.nav-in{max-width:var(--maxw);margin:0 auto;padding:13px 28px;display:flex;align-items:center;gap:22px}
.nav-logo{display:flex;align-items:center;gap:9px;font-weight:700;color:var(--ink)}
.nav-logo img{height:26px;width:auto}
.nav-logo .tag{font-family:'IBM Plex Mono',monospace;font-size:.62rem;letter-spacing:.12em;text-transform:uppercase;color:var(--ink-faint);border-left:1px solid var(--line);padding-left:8px}
.nav-links{display:flex;gap:22px;margin-left:14px;font-size:.9rem;color:var(--ink-soft)}
.nav-links a:hover{color:var(--terra)}
.nav-right{margin-left:auto;display:flex;align-items:center;gap:10px}
.nav-burger{display:none;background:none;border:1px solid var(--line);border-radius:8px;padding:6px 8px;font-size:18px;cursor:pointer;color:var(--ink)}

/* ---- generic section ---- */
section{position:relative}
.sec{padding:84px 0}
.sec-head{max-width:680px;margin-bottom:40px}
.sec-head h2{font-size:2rem;margin:.5rem 0 .6rem}
.sec-head p{color:var(--ink-soft);font-size:1.05rem}
.sec-dark{background:var(--dark);color:#f3ece1}
.sec-dark h2{color:#f7efe6}.sec-dark .eyebrow{color:var(--terra-soft)}.sec-dark p{color:#bcae9f}
.center{text-align:center;margin-left:auto;margin-right:auto}

/* ---- hero ---- */
.hero{padding:64px 0 72px}
.hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:54px;align-items:center}
.hero h1{font-size:3.15rem;margin:14px 0 18px}
.hero h1 em{font-style:normal;color:var(--terra)}
.hero-sub{font-size:1.15rem;color:var(--ink-soft);max-width:36ch;margin-bottom:26px}
.hero-ctas{display:flex;gap:12px;flex-wrap:wrap}
.hero-stats{display:flex;gap:34px;margin-top:34px;padding-top:26px;border-top:1px solid var(--line)}
.hero-stats .n{font-family:'Fraunces',serif;font-size:1.7rem;font-weight:600;color:var(--ink)}
.hero-stats .l{font-size:.82rem;color:var(--ink-faint);margin-top:2px}

/* ---- mockup frames ---- */
.browser{background:var(--dark-2);border-radius:var(--r-lg);overflow:hidden;border:1px solid var(--dark-3);box-shadow:var(--shadow-lg)}
.browser-bar{background:var(--dark);padding:10px 14px;display:flex;align-items:center;gap:11px}
.browser-dots{display:flex;gap:6px}
.browser-dots i{width:10px;height:10px;border-radius:50%;display:block}
.browser-url{background:#241a14;border-radius:7px;flex:1;padding:5px 12px;font-family:'IBM Plex Mono',monospace;font-size:.72rem;color:#a98e7c;display:flex;align-items:center;gap:6px;overflow:hidden;white-space:nowrap}
.mock-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:0;background:var(--dark-2)}
.mock-card{border-right:1px solid var(--dark-3);border-bottom:1px solid var(--dark-3)}
.mock-card:nth-child(3n){border-right:none}
.mock-photo{height:120px;position:relative;background-size:cover;background-position:center;display:flex;align-items:flex-end}
.mock-photo::after{content:"";position:absolute;inset:0;background:linear-gradient(to top,rgba(10,7,5,.82),transparent 62%)}
.mock-photo .ov{position:relative;z-index:1;padding:10px 11px;width:100%}
.mock-ref{position:absolute;top:9px;right:9px;z-index:1;font-family:'IBM Plex Mono',monospace;font-size:.6rem;background:rgba(10,7,5,.65);color:#e7c9b8;padding:2px 7px;border-radius:8px}
.mock-badge{position:absolute;top:9px;left:9px;z-index:1;font-size:.6rem;font-weight:600;background:var(--green);color:#fff;padding:2px 8px;border-radius:8px}
.mock-price{font-size:.95rem;font-weight:600;color:#fff}
.mock-price small{font-weight:400;opacity:.75;font-size:.62rem}
.mock-body{padding:10px 12px;background:var(--dark)}
.mock-name{font-size:.78rem;font-weight:600;color:#f3e7dd}
.mock-zone{font-size:.68rem;color:#a98e7c;margin-top:1px}
.mock-meta{display:flex;gap:11px;margin-top:7px;font-family:'IBM Plex Mono',monospace;font-size:.64rem;color:#8c7464}
.mock-foot{display:grid;grid-template-columns:repeat(4,1fr);background:#120c09;border-top:1px solid var(--dark-3)}
.mock-foot div{padding:11px 13px;border-right:1px solid #241a14}
.mock-foot div:last-child{border-right:none}
.mock-foot .n{font-family:'Fraunces',serif;font-size:1rem;font-weight:600;color:#e7c9b8}
.mock-foot .l{font-size:.6rem;color:#7d6555;margin-top:2px;text-transform:uppercase;letter-spacing:.05em}
/* phone */
.phone{width:230px;background:#0d0a08;border-radius:30px;border:4px solid #2a1d15;overflow:hidden;box-shadow:var(--shadow-lg)}
.phone-top{height:22px;display:flex;justify-content:center;align-items:center}
.phone-top i{width:60px;height:5px;background:#2a1d15;border-radius:3px;display:block}
.phone-screen{background:#e9f3ea;padding:11px}

/* ---- problem / solution ---- */
.ps-grid{display:grid;grid-template-columns:1fr 1fr;gap:22px}
.ps-card{background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);padding:28px 28px}
.ps-card.problem{background:#fbf3ee}
.ps-card h3{font-size:1.25rem;margin-bottom:14px;display:flex;align-items:center;gap:10px}
.ps-list{list-style:none;display:flex;flex-direction:column;gap:12px}
.ps-list li{display:flex;gap:11px;font-size:.96rem;color:var(--ink-soft);align-items:flex-start}
.ps-list li i{flex:none;margin-top:2px;font-size:18px}
.ps-card.problem li i{color:#c0533a}
.ps-card.solution li i{color:var(--green)}

/* ---- problem grid (4 cards) ---- */
.prob-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.prob-card{background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);padding:24px;box-shadow:var(--shadow);transition:.18s}
.prob-card:hover{transform:translateY(-3px);box-shadow:0 18px 40px rgba(40,28,18,.10);border-color:#e1c7ba}
.prob-ico{display:inline-flex;align-items:center;justify-content:center;width:42px;height:42px;border-radius:11px;background:#fbeee7;color:var(--terra);font-size:20px;margin-bottom:14px}
.prob-card h3{font-size:1.12rem;margin-bottom:7px}
.prob-card p{font-size:.95rem;color:var(--ink-soft)}
@media(max-width:640px){.prob-grid{grid-template-columns:1fr}}

/* ---- product cards ---- */
.prod-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.prod-card{background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);padding:26px 24px;display:flex;flex-direction:column;gap:10px;transition:.18s;box-shadow:var(--shadow)}
.prod-card:hover{transform:translateY(-3px);box-shadow:0 18px 40px rgba(40,28,18,.10);border-color:#e1c7ba}
.prod-ico{width:46px;height:46px;border-radius:13px;background:var(--terra-soft);color:var(--terra);display:grid;place-items:center;font-size:24px}
.prod-card h3{font-size:1.2rem}
.prod-card .pdesc{font-size:.95rem;color:var(--ink-soft);flex:1}
.prod-benefit{font-size:.82rem;color:var(--terra-dark);background:var(--terra-soft);border-radius:8px;padding:7px 11px;display:inline-flex;gap:7px;align-items:center;align-self:flex-start}
.prod-more{margin-top:6px;font-weight:600;color:var(--terra);font-size:.92rem;display:inline-flex;align-items:center;gap:5px}
.prod-card:hover .prod-more{gap:9px}

/* ---- pricing (tarjetas servidas desde el DB) ---- */
.pricing-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(210px,1fr));gap:18px;align-items:start}
.price-card{position:relative;background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);padding:26px 22px;display:flex;flex-direction:column;gap:5px;box-shadow:var(--shadow)}
.price-card.featured{border:2px solid var(--terra);box-shadow:0 18px 44px rgba(184,80,47,.14)}
.price-badge{position:absolute;top:-11px;left:22px;font-size:.68rem;font-weight:600;background:var(--terra);color:#fff;padding:3px 11px;border-radius:999px}
.price-cat{font-family:'IBM Plex Mono',monospace;font-size:.66rem;letter-spacing:.1em;text-transform:uppercase;color:var(--ink-faint);margin-top:6px}
.price-card h3{font-family:'Inter',sans-serif;font-size:1.02rem;font-weight:600;margin:2px 0 4px}
.price-amt{font-family:'Fraunces',serif;font-size:2rem;font-weight:600;color:var(--ink)}
.price-amt small{font-family:'Inter',sans-serif;font-size:.78rem;font-weight:400;color:var(--ink-faint)}
.price-setup{font-size:.78rem;color:var(--ink-faint);margin-bottom:8px}
.price-feats{list-style:none;display:flex;flex-direction:column;gap:8px;margin:6px 0 16px;flex:1}
.price-feats li{display:flex;gap:8px;font-size:.86rem;color:var(--ink-soft);align-items:flex-start}
.price-feats li svg{flex:none;margin-top:2px;color:var(--terra)}
.price-card .btn{justify-content:center}

/* ---- detail (subpáginas) ---- */
.phero{padding:60px 0 40px}
.phero .crumb{font-size:.85rem;color:var(--ink-faint);margin-bottom:14px}
.phero .crumb a:hover{color:var(--terra)}
.phero h1{font-size:2.7rem;margin:10px 0 16px;max-width:16ch}
.phero h1 em{font-style:normal;color:var(--terra)}
.phero .lede{font-size:1.18rem;color:var(--ink-soft);max-width:48ch;margin-bottom:24px}
.feat-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.feat{background:var(--surface);border:1px solid var(--line);border-radius:var(--r);padding:22px;box-shadow:var(--shadow)}
.feat i{font-size:24px;color:var(--terra)}
.feat h3{font-size:1.08rem;margin:10px 0 6px}
.feat p{font-size:.92rem;color:var(--ink-soft)}
.usecases{list-style:none;display:flex;flex-direction:column;gap:14px}
.usecases li{display:flex;gap:12px;align-items:flex-start;font-size:1rem;color:var(--ink-soft)}
.usecases li i{flex:none;margin-top:3px;color:var(--green);font-size:20px}
.split{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center}

/* ---- cta band ---- */
.cta{background:var(--dark);color:#f3ece1;text-align:center;padding:84px 0}
.cta h2{color:#f7efe6;font-size:2.3rem;margin-bottom:14px}
.cta p{color:#bcae9f;font-size:1.1rem;max-width:46ch;margin:0 auto 30px}
.cta-btns{display:flex;gap:14px;justify-content:center;flex-wrap:wrap}

/* ---- footer ---- */
.footer{background:#120c09;color:#9a8676;padding:56px 0 30px}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:34px}
.footer-brand img{height:26px;margin-bottom:12px;filter:brightness(0) invert(.85) sepia(.2)}
.footer-brand p{font-size:.88rem;color:#7d6a5a;max-width:30ch;line-height:1.7}
.footer h4{font-family:'IBM Plex Mono',monospace;font-size:.66rem;letter-spacing:.12em;text-transform:uppercase;color:#7d6a5a;margin-bottom:14px}
.footer ul{list-style:none;display:flex;flex-direction:column;gap:9px}
.footer ul a{font-size:.9rem;color:#b09b89}
.footer ul a:hover{color:var(--terra-soft)}
.footer-bottom{border-top:1px solid #2a1d15;margin-top:40px;padding-top:22px;display:flex;justify-content:space-between;align-items:center;gap:16px;flex-wrap:wrap;font-size:.8rem;color:#6a5848}
.footer-bottom a{color:#6a5848}.footer-bottom a:hover{color:#b09b89}

/* ---- reveal anim ---- */
.reveal{opacity:0;transform:translateY(16px);transition:opacity .6s ease,transform .6s ease}
.reveal.in{opacity:1;transform:none}

/* ---- responsive ---- */
@media(max-width:920px){
  .hero-grid,.ps-grid,.prod-grid,.feat-grid,.split,.footer-grid{grid-template-columns:1fr}
  .hero h1{font-size:2.4rem}.phero h1{font-size:2.1rem}.sec-head h2,.cta h2{font-size:1.7rem}
  .prod-grid{grid-template-columns:1fr 1fr}
  .nav-links{display:none}.nav-burger{display:block}
  .nav.open .nav-links{display:flex;position:absolute;top:100%;left:0;right:0;flex-direction:column;background:var(--bg);border-bottom:1px solid var(--line);padding:14px 28px;gap:14px;margin:0}
  .sec{padding:58px 0}.hero{padding:40px 0 50px}
  .hero-mock{order:2}
}
@media(max-width:560px){
  .prod-grid{grid-template-columns:1fr}
  .hero h1{font-size:2rem}.hero-stats{gap:22px}
  .footer-bottom{flex-direction:column;align-items:flex-start}
}