/* Tipografía Inter alojada en el propio servidor (sin Google Fonts: no se envía la IP de los visitantes a terceros) */
@font-face{font-family:Inter;font-style:normal;font-weight:400;font-display:swap;src:url(fonts/inter-400.woff2) format('woff2')}
@font-face{font-family:Inter;font-style:normal;font-weight:500;font-display:swap;src:url(fonts/inter-500.woff2) format('woff2')}
@font-face{font-family:Inter;font-style:normal;font-weight:600;font-display:swap;src:url(fonts/inter-600.woff2) format('woff2')}
@font-face{font-family:Inter;font-style:normal;font-weight:700;font-display:swap;src:url(fonts/inter-700.woff2) format('woff2')}
@font-face{font-family:Inter;font-style:normal;font-weight:800;font-display:swap;src:url(fonts/inter-800.woff2) format('woff2')}

:root{
  --logo-n:#0b3b5c; --bg:#ffffff; --bg-alt:#f4f7fa; --card:#ffffff; --text:#0e1726; --muted:#56627a; --line:#e2e8f0;
  --brand:#0b3b5c; --accent:#0e9f8f; --accent-600:#0b8577; --accent-soft:#e6f6f4;
  --on-accent:#ffffff; --hero-a:#0b3b5c; --hero-b:#0e5f73; --hero-text:#ffffff; --hero-muted:#c7dbe6;
  --shadow:0 1px 2px rgba(14,23,38,.06),0 8px 24px rgba(14,23,38,.06);
}
@media (prefers-color-scheme: dark){
  :root:not([data-theme="light"]){
    --logo-n:#e7edf4; --bg:#0c1219; --bg-alt:#111a24; --card:#15202c; --text:#e7edf4; --muted:#9fb0c3; --line:#243244;
    --brand:#7cc4e8; --accent:#2fc2b0; --accent-600:#27a797; --accent-soft:#12302d;
    --on-accent:#06201d; --hero-a:#0a2536; --hero-b:#0b3a47; --hero-text:#ffffff; --hero-muted:#a9c3d1;
    --shadow:0 1px 2px rgba(0,0,0,.3),0 8px 24px rgba(0,0,0,.25);
  }
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--text);font:16px/1.65 Inter,system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;-webkit-font-smoothing:antialiased}
.wrap{max-width:1120px;margin:0 auto;padding:0 16px}
a{color:inherit}
svg.i{width:22px;height:22px;flex:none;stroke:currentColor;fill:none;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}

/* Header */
header{position:sticky;top:0;z-index:40;background:color-mix(in srgb,var(--bg) 88%,transparent);backdrop-filter:saturate(1.4) blur(10px);border-bottom:1px solid var(--line)}
header .wrap{display:flex;align-items:center;justify-content:space-between;height:68px}
.logo{display:flex;align-items:center;gap:10px;text-decoration:none;font-weight:800;font-size:1.3rem;letter-spacing:-.03em;color:var(--text)}
.logo span{color:var(--logo-n)}
.logo b{color:var(--accent)}
.logo .mark{width:26px;height:30px;flex:none}
nav{display:flex;align-items:center;gap:26px}
nav a{text-decoration:none;color:var(--muted);font-size:.93rem;font-weight:500}
nav a:hover{color:var(--text)}
.btn{display:inline-flex;align-items:center;gap:8px;background:var(--accent);color:var(--on-accent);padding:12px 22px;border-radius:10px;text-decoration:none;font-weight:600;font-size:.97rem;border:0;cursor:pointer;transition:background .15s,transform .15s}
.btn:hover{background:var(--accent-600);transform:translateY(-1px)}
.btn.sm{padding:9px 16px;font-size:.9rem}
.btn.light{background:rgba(255,255,255,.12);color:#fff;border:1px solid rgba(255,255,255,.35)}
.btn.wa{background:#25d366;color:#06301a}
.btn.wa:hover{background:#1fbf5a}
.btn.light:hover{background:rgba(255,255,255,.2)}

/* Hero */
.hero{background:linear-gradient(135deg,var(--hero-a),var(--hero-b));color:var(--hero-text);overflow:hidden}
.hero .wrap{display:grid;grid-template-columns:1.1fr .9fr;gap:40px;align-items:center;padding-top:84px;padding-bottom:84px}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:.8rem;font-weight:600;letter-spacing:.06em;text-transform:uppercase;color:var(--hero-muted);border:1px solid rgba(255,255,255,.22);padding:6px 12px;border-radius:99px;margin-bottom:22px}
.eyebrow::before{content:"";width:7px;height:7px;border-radius:50%;background:#43e0c9}
.hero h1{font-size:clamp(2rem,4.6vw,3.2rem);line-height:1.1;letter-spacing:-.035em;margin:0 0 20px;font-weight:800}
.hero h1 em{font-style:normal;color:#7ee8d7}
.hero p{font-size:1.14rem;color:var(--hero-muted);margin:0 0 32px;max-width:560px}
.cta-row{display:flex;flex-wrap:wrap;gap:12px}
.hero-points{display:flex;flex-wrap:wrap;gap:10px 24px;margin-top:34px;font-size:.9rem;color:var(--hero-muted)}
.hero-points span{display:inline-flex;align-items:center;gap:8px}
.hero-points svg{width:18px;height:18px;stroke:#7ee8d7}
.hero-art{width:100%;max-width:440px;justify-self:center}

/* Sections */
section{padding:88px 0}
section.alt{background:var(--bg-alt)}
.sec-head{max-width:640px;margin-bottom:44px}
.kicker{color:var(--accent);font-weight:700;font-size:.8rem;letter-spacing:.08em;text-transform:uppercase;margin-bottom:10px}
h2{font-size:clamp(1.6rem,3vw,2.2rem);line-height:1.2;letter-spacing:-.025em;margin:0 0 12px}
.lead{color:var(--muted);font-size:1.07rem;margin:0}
.grid{display:grid;gap:20px;grid-template-columns:repeat(auto-fit,minmax(280px,1fr))}
.card{background:var(--card);border:1px solid var(--line);border-radius:16px;padding:28px;box-shadow:var(--shadow)}
.card .ico{width:48px;height:48px;border-radius:12px;background:var(--accent-soft);color:var(--accent);display:grid;place-items:center;margin-bottom:18px}
.card h3{margin:0 0 6px;font-size:1.15rem;letter-spacing:-.01em}
.card .sub{color:var(--muted);font-size:.93rem;margin:0 0 14px}
.card ul{list-style:none;padding:0;margin:0}
.card li{display:flex;gap:10px;align-items:flex-start;color:var(--muted);font-size:.95rem;padding:5px 0}
.card li::before{content:"";flex:none;width:18px;height:18px;margin-top:3px;border-radius:50%;background:var(--accent-soft) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%230e9f8f' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M20 6 9 17l-5-5'/%3E%3C/svg%3E") center/12px no-repeat}

/* Packages */
.pkgs{display:grid;gap:20px;grid-template-columns:repeat(auto-fit,minmax(300px,1fr))}
.pkg{background:var(--card);border:1px solid var(--line);border-radius:16px;padding:26px;display:flex;flex-direction:column;box-shadow:var(--shadow)}
.pkg.feat{border:2px solid var(--accent)}
.pkg .badge{align-self:flex-start;background:var(--accent);color:var(--on-accent);font-size:.72rem;font-weight:700;letter-spacing:.05em;text-transform:uppercase;padding:4px 10px;border-radius:99px;margin-bottom:12px}
.pkg h3{margin:0 0 8px;font-size:1.1rem}
.pkg p{color:var(--muted);font-size:.95rem;margin:0 0 20px;flex:1}
.pkg .price{font-size:1.5rem;font-weight:800;letter-spacing:-.02em}
.pkg .price small{font-size:.85rem;font-weight:500;color:var(--muted)}
.note{font-size:.84rem;color:var(--muted)}

/* Steps */
.steps{display:grid;gap:20px;grid-template-columns:repeat(auto-fit,minmax(230px,1fr))}
.step{position:relative;padding:26px;border-radius:16px;background:var(--card);border:1px solid var(--line)}
.step .n{font-size:.8rem;font-weight:800;color:var(--accent);letter-spacing:.08em}
.step h3{margin:8px 0 6px;font-size:1.05rem}
.step p{margin:0;color:var(--muted);font-size:.93rem}

/* Commitments */
.commit{display:grid;gap:18px;grid-template-columns:repeat(auto-fit,minmax(220px,1fr))}
.commit div{display:flex;gap:14px;align-items:flex-start}
.commit .ico{flex:none;width:42px;height:42px;border-radius:10px;background:var(--accent-soft);color:var(--accent);display:grid;place-items:center}
.commit b{display:block;margin-bottom:2px}
.commit span{color:var(--muted);font-size:.92rem}

/* Split + forms */
.split{display:grid;grid-template-columns:.9fr 1.1fr;gap:48px;align-items:start}
form{display:grid;gap:14px;background:var(--card);border:1px solid var(--line);border-radius:16px;padding:28px;box-shadow:var(--shadow)}
.row2{display:grid;grid-template-columns:1fr 1fr;gap:14px}
label{font-weight:600;font-size:.88rem;display:block;margin-bottom:6px}
input,select,textarea{width:100%;padding:11px 13px;border:1px solid var(--line);border-radius:10px;background:var(--bg);color:var(--text);font:inherit;font-size:.95rem}
input:focus,select:focus,textarea:focus{outline:2px solid var(--accent);outline-offset:1px;border-color:transparent}
textarea{min-height:110px;resize:vertical}
.check{display:flex;gap:10px;align-items:flex-start;font-size:.85rem;color:var(--muted);font-weight:400;margin:0}
.check input{width:auto;margin-top:4px}
.checks{display:flex;flex-wrap:wrap;gap:8px 18px}
.form-msg{margin:0;font-size:.92rem;font-weight:600;min-height:1.2em}
.form-msg.ok{color:var(--accent)}
.form-msg.err{color:#d94c3d}
.contact-list{list-style:none;padding:0;margin:26px 0 0;display:grid;gap:14px}
.contact-list li{display:flex;gap:12px;align-items:center;color:var(--muted)}
.contact-list .ico{width:40px;height:40px;border-radius:10px;background:var(--accent-soft);color:var(--accent);display:grid;place-items:center}

/* CTA band */
.band{background:linear-gradient(135deg,var(--hero-a),var(--hero-b));color:#fff;border-radius:20px;padding:44px;display:flex;flex-wrap:wrap;gap:20px;align-items:center;justify-content:space-between}
.band h2{margin:0;color:#fff;font-size:1.6rem}
.band p{margin:6px 0 0;color:var(--hero-muted)}

/* Footer */
footer{border-top:1px solid var(--line);padding:48px 0 32px;background:var(--bg-alt);font-size:.9rem;color:var(--muted)}
.fcols{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:28px;margin-bottom:28px}
.fcols h4{color:var(--text);margin:0 0 12px;font-size:.9rem}
.fcols a{display:block;text-decoration:none;padding:3px 0}
.fcols a:hover{color:var(--text)}
.fbottom{border-top:1px solid var(--line);padding-top:20px;display:flex;flex-wrap:wrap;justify-content:space-between;gap:10px}

/* Chatbot */
.chat-fab{position:fixed;right:20px;bottom:20px;z-index:60;width:60px;height:60px;border-radius:50%;background:var(--accent);color:var(--on-accent);border:0;cursor:pointer;display:grid;place-items:center;box-shadow:0 10px 30px rgba(14,159,143,.4);transition:transform .15s}
.chat-fab:hover{transform:scale(1.06)}
.chat-fab svg{width:28px;height:28px}
.chat-fab .dot{position:absolute;top:4px;right:4px;width:14px;height:14px;border-radius:50%;background:#ff6b5a;border:2px solid var(--bg)}
.chat{position:fixed;right:20px;bottom:92px;z-index:60;width:370px;max-width:calc(100vw - 32px);height:540px;max-height:calc(100vh - 120px);background:var(--card);border:1px solid var(--line);border-radius:18px;box-shadow:0 20px 60px rgba(0,0,0,.25);display:none;flex-direction:column;overflow:hidden}
.chat.open{display:flex}
.chat-head{background:linear-gradient(135deg,var(--hero-a),var(--hero-b));color:#fff;padding:16px 18px;display:flex;align-items:center;gap:12px}
.chat-head .av{width:38px;height:38px;border-radius:50%;background:rgba(255,255,255,.15);display:grid;place-items:center;font-weight:800}
.chat-head b{display:block;font-size:.98rem}
.chat-head small{color:var(--hero-muted);display:flex;align-items:center;gap:6px}
.chat-head small::before{content:"";width:7px;height:7px;border-radius:50%;background:#43e0c9}
.chat-head button{margin-left:auto;background:none;border:0;color:#fff;cursor:pointer;font-size:1.4rem;line-height:1}
.chat-body{flex:1;overflow-y:auto;padding:16px;display:flex;flex-direction:column;gap:10px;background:var(--bg-alt)}
.msg{max-width:85%;padding:10px 14px;border-radius:14px;font-size:.93rem;line-height:1.5;white-space:pre-line}
.msg.bot{background:var(--card);border:1px solid var(--line);align-self:flex-start;border-bottom-left-radius:4px}
.msg.me{background:var(--accent);color:var(--on-accent);align-self:flex-end;border-bottom-right-radius:4px}
.quick{display:flex;flex-wrap:wrap;gap:6px;align-self:flex-start}
.quick button{background:var(--card);border:1px solid var(--accent);color:var(--accent);border-radius:99px;padding:6px 12px;font:inherit;font-size:.85rem;cursor:pointer}
.quick button:hover{background:var(--accent-soft)}
.typing{align-self:flex-start;color:var(--muted);font-size:.85rem}
.chat-foot{display:flex;gap:8px;padding:12px;border-top:1px solid var(--line);background:var(--card)}
.chat-foot input{flex:1}
.chat-foot button{flex:none;width:44px;border-radius:10px;border:0;background:var(--accent);color:var(--on-accent);cursor:pointer;display:grid;place-items:center}

@media (max-width:900px){
  .hero .wrap,.split{grid-template-columns:1fr}
  .hero-art{max-width:320px}
  nav a:not(.btn){display:none}
  .fcols{grid-template-columns:1fr 1fr}
}
@media (max-width:560px){
  section{padding:64px 0}
  .row2{grid-template-columns:1fr}
  .band{padding:30px}
  .fcols{grid-template-columns:1fr}
  .chat{right:16px;bottom:88px}
}

/* Página "Recepcionista IA" y blog (añadido 2026-10-06) */
.demo{display:grid;gap:16px;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));margin-top:8px}
.demo a{display:flex;gap:14px;align-items:center;text-decoration:none;background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.25);border-radius:14px;padding:16px 18px;color:#fff}
.demo a:hover{background:rgba(255,255,255,.16)}
.demo b{display:block;font-size:1.2rem}
.demo small{color:var(--hero-muted)}
.demo .ico{flex:none;width:46px;height:46px;border-radius:12px;background:rgba(255,255,255,.14);display:grid;place-items:center}
.faq details{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:16px 20px;margin-bottom:10px}
.faq summary{cursor:pointer;font-weight:600}
.faq details p{color:var(--muted);margin:10px 0 0}
.prose{max-width:720px;margin:0 auto}
.prose h1{font-size:clamp(1.8rem,4vw,2.6rem);line-height:1.15;letter-spacing:-.03em;margin:0 0 12px}
.prose h2{font-size:1.45rem;margin:36px 0 10px}
.prose h3{font-size:1.15rem;margin:26px 0 8px}
.prose p,.prose li{color:var(--text)}
.prose .meta{color:var(--muted);font-size:.9rem;margin-bottom:28px}
.prose pre{background:var(--bg-alt);border:1px solid var(--line);border-radius:10px;padding:14px;overflow-x:auto;font-size:.88rem}
.prose code{font-family:ui-monospace,Consolas,monospace;font-size:.9em}
.prose blockquote{border-left:3px solid var(--accent);margin:18px 0;padding:4px 16px;color:var(--muted)}
.prose .aff-aviso{font-size:.85rem;color:var(--muted);border:1px dashed var(--line);border-radius:10px;padding:10px 14px}
.posts{display:grid;gap:18px}
.posts a{text-decoration:none}
.prose table{border-collapse:collapse;width:100%;margin:16px 0;font-size:.95rem;display:block;overflow-x:auto}
.prose th,.prose td{border:1px solid var(--line);padding:8px 12px;text-align:left;vertical-align:top}
.prose th{background:var(--bg-alt)}
.posts .card h3{color:var(--text)}
.prose a.aff{color:var(--accent);font-weight:600}
.prose .kicker a{color:inherit}