/* Base de las webs de muestra NFD Web (rediseño 2026-10-20).
   Cada página define: --c1 principal · --bg fondo · --bg2 fondo alterno · --tx texto · --mu texto suave · --ln líneas
   --ac acento · --on texto sobre --c1 · --fh fuente títulos · --fb fuente cuerpo · --r radio botones · --rc radio tarjetas */
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{font-family:var(--fb,'Inter',system-ui,sans-serif);background:var(--bg);color:var(--tx);line-height:1.6;-webkit-font-smoothing:antialiased;overflow-x:hidden;font-size:16px}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
button{font:inherit;cursor:pointer;color:inherit}
svg.lucide{width:1.1em;height:1.1em;vertical-align:-.16em;stroke-width:1.8}
::selection{background:var(--c1);color:var(--on,#fff)}

/* cartel de muestra */
.demo{position:relative;z-index:60;background:#0b0d17;color:#d4af5f;text-align:center;font:700 .68rem/1.3 'Inter',system-ui,sans-serif;padding:8px 12px;letter-spacing:.08em}
.demo a{text-decoration:underline;text-underline-offset:2px}

/* layout */
.w{max-width:1160px;margin:0 auto;padding:0 20px}
section{padding:88px 0}
@media(max-width:640px){section{padding:64px 0}}
.alt{background:var(--bg2)}
.center{text-align:center}.center .lead{margin-left:auto;margin-right:auto}
.g{display:grid;gap:20px}
.g2{grid-template-columns:repeat(2,minmax(0,1fr))}.g3{grid-template-columns:repeat(3,minmax(0,1fr))}.g4{grid-template-columns:repeat(4,minmax(0,1fr))}
@media(max-width:900px){.g3,.g4{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:640px){.g2,.g3{grid-template-columns:minmax(0,1fr)}}
.head{max-width:640px;margin-bottom:40px}
.center.head,.head.center{margin-left:auto;margin-right:auto}

/* tipografía */
h1,h2,h3,h4{font-family:var(--fh);line-height:1.08;letter-spacing:-.025em;font-weight:var(--hw,700)}
h1{font-size:clamp(2.35rem,8vw,4.4rem);margin:14px 0 18px}
h2{font-size:clamp(1.85rem,5.6vw,3rem);margin-bottom:14px}
h3{font-size:1.18rem;letter-spacing:-.01em}
.lead{font-size:clamp(1.02rem,2.4vw,1.15rem);color:var(--mu);max-width:560px}
.tag{display:inline-flex;align-items:center;gap:8px;font:700 .72rem/1 var(--fb);letter-spacing:.14em;text-transform:uppercase;color:var(--c1)}
.tag::before{content:"";width:22px;height:1.5px;background:currentColor;opacity:.6}
.center .tag::after{content:"";width:22px;height:1.5px;background:currentColor;opacity:.6}
.mu{color:var(--mu)}

/* nav */
.nav{position:sticky;top:0;z-index:50;background:color-mix(in srgb,var(--bg) 82%,transparent);backdrop-filter:saturate(1.6) blur(16px);-webkit-backdrop-filter:saturate(1.6) blur(16px);border-bottom:1px solid var(--ln)}
.nav .w{display:flex;justify-content:space-between;align-items:center;height:68px;gap:16px}
.brand{font-family:var(--fh);font-weight:700;font-size:1.3rem;display:flex;align-items:center;gap:9px;letter-spacing:-.02em;white-space:nowrap}
.brand .mk{width:30px;height:30px;border-radius:9px;background:var(--c1);color:var(--on,#fff);display:grid;place-items:center;font-size:.95rem}
.links{display:flex;gap:30px;font-size:.92rem;font-weight:500;color:var(--mu)}
.links a{transition:color .2s}.links a:hover{color:var(--tx)}
@media(max-width:820px){.links{display:none}}

/* botones */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:9px;background:var(--c1);color:var(--on,#fff);padding:16px 28px;border-radius:var(--r,999px);font-weight:600;font-size:.98rem;border:0;transition:transform .25s cubic-bezier(.2,.8,.2,1),box-shadow .25s,background .25s;box-shadow:0 14px 34px -14px color-mix(in srgb,var(--c1) 85%,transparent);white-space:nowrap}
.btn:hover{transform:translateY(-2px);box-shadow:0 20px 40px -14px color-mix(in srgb,var(--c1) 90%,transparent)}
.btn:active{transform:scale(.98)}
.btn svg{transition:transform .25s}.btn:hover svg{transform:translateX(3px)}
.btn.sm{padding:10px 18px;font-size:.86rem}
.btn.o{background:transparent;color:var(--tx);box-shadow:inset 0 0 0 1.5px var(--ln)}
.btn.o:hover{box-shadow:inset 0 0 0 1.5px var(--tx)}
.btns{display:flex;gap:12px;flex-wrap:wrap}
@media(max-width:480px){.btns .btn{flex:1 1 100%}}

/* fotos */
.ph{position:relative;overflow:hidden;border-radius:var(--rc,20px);background:var(--bg2)}
.ph img{width:100%;height:100%;object-fit:cover;transition:transform 1.2s cubic-bezier(.2,.8,.2,1)}
.zoom:hover img{transform:scale(1.05)}

/* tarjeta */
.c{background:var(--card,var(--bg));border:1px solid var(--ln);border-radius:var(--rc,20px);padding:28px}

/* chip flotante sobre foto */
.float{position:absolute;z-index:2;background:color-mix(in srgb,var(--bg) 92%,transparent);backdrop-filter:blur(10px);color:var(--tx);border-radius:16px;padding:12px 16px;box-shadow:0 24px 50px -18px rgba(0,0,0,.35);font-size:.84rem;font-weight:600;display:flex;align-items:center;gap:12px;line-height:1.25;animation:bob 7s ease-in-out infinite}
.float small{display:block;font-weight:400;color:var(--mu);font-size:.74rem;margin-top:2px}
.float .i{width:36px;height:36px;border-radius:11px;background:color-mix(in srgb,var(--c1) 14%,var(--bg));color:var(--c1);display:grid;place-items:center;flex:0 0 auto}
@keyframes bob{50%{transform:translateY(-8px)}}

/* avatares apilados */
.stack{display:flex;align-items:center;gap:14px;font-size:.88rem;color:var(--mu);margin-top:28px}
.stack .avs{display:flex}
.stack img{width:38px;height:38px;border-radius:50%;object-fit:cover;border:2.5px solid var(--bg);margin-left:-10px}
.stack img:first-child{margin-left:0}
.stack b{color:var(--tx)}
.stars{color:#f5b301;letter-spacing:2px;font-size:.95rem}

/* reseñas */
.rev .quote{font-size:1.06rem;margin:14px 0 22px;line-height:1.55}
.who{display:flex;align-items:center;gap:12px;font-size:.85rem;font-weight:600}
.who img{width:44px;height:44px;border-radius:50%;object-fit:cover}
.who small{display:block;color:var(--mu);font-weight:400;font-size:.76rem}

/* marquee */
.marquee{overflow:hidden;white-space:nowrap;border-block:1px solid var(--ln);padding:16px 0;font-weight:500;font-size:.92rem;color:var(--mu)}
.marquee>div{display:inline-flex;gap:44px;animation:mq 32s linear infinite;padding-left:44px}
.marquee span{display:inline-flex;align-items:center;gap:10px}
.marquee svg{color:var(--c1)}
@keyframes mq{to{transform:translateX(-50%)}}

/* números */
.nums{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;text-align:center}
.nums b{display:block;font-family:var(--fh);font-size:clamp(2.2rem,6vw,3.2rem);line-height:1;font-weight:700;letter-spacing:-.03em}
.nums small{color:var(--mu);font-size:.88rem}
@media(max-width:640px){.nums{grid-template-columns:repeat(2,1fr);row-gap:32px}}

/* selector (turnos) */
.pick{display:flex;flex-wrap:wrap;gap:8px;margin:10px 0 22px}
.pick button{border:1.5px solid var(--ln);background:var(--bg);border-radius:12px;padding:10px 14px;font-weight:600;font-size:.86rem;transition:all .2s;line-height:1.2}
.pick button small{display:block;font-size:1.05rem;font-weight:700}
.pick button:hover{border-color:var(--c1)}
.pick button.on{background:var(--c1);border-color:var(--c1);color:var(--on,#fff)}
.book{background:var(--bg);border:1px solid var(--ln);border-radius:var(--rc,22px);padding:28px;box-shadow:0 40px 80px -50px rgba(0,0,0,.45)}
.book h4{font-family:var(--fb);font-size:.74rem;text-transform:uppercase;letter-spacing:.12em;color:var(--mu);font-weight:700}
.sum{display:flex;justify-content:space-between;align-items:center;gap:12px;border-top:1px solid var(--ln);padding-top:18px;font-size:.9rem}
.sum b{display:block;font-size:1rem}

/* faq */
.faq details{border-bottom:1px solid var(--ln);padding:20px 0}
.faq summary{cursor:pointer;list-style:none;font-weight:600;font-size:1.04rem;display:flex;justify-content:space-between;gap:16px;align-items:center}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";font-size:1.5rem;font-weight:300;color:var(--c1);transition:transform .3s;flex:0 0 auto}
.faq details[open] summary::after{transform:rotate(45deg)}
.faq p{color:var(--mu);margin-top:10px;max-width:640px}

/* pie */
footer{border-top:1px solid var(--ln);padding:44px 0 120px;font-size:.88rem;color:var(--mu)}
footer .w{display:flex;justify-content:space-between;gap:24px;flex-wrap:wrap;align-items:center}
footer .brand{color:var(--tx)}
@media(min-width:821px){footer{padding-bottom:44px}}

/* barra fija mobile + whatsapp */
.sticky{position:fixed;left:12px;right:84px;bottom:12px;z-index:45;display:none}
.sticky .btn{width:100%}
@media(max-width:820px){.sticky{display:block}}
.wa{position:fixed;right:14px;bottom:14px;z-index:46;width:56px;height:56px;border-radius:50%;background:#25d366;color:#fff;display:grid;place-items:center;box-shadow:0 14px 30px -10px rgba(37,211,102,.7)}
.wa svg{width:26px;height:26px}
.wa::before{content:"";position:absolute;inset:0;border-radius:50%;border:2px solid #25d366;animation:ring 2.4s infinite}
@keyframes ring{from{transform:scale(1);opacity:.8}to{transform:scale(1.6);opacity:0}}

/* aparición al bajar */
.rv{opacity:0;transform:translateY(26px);transition:opacity .9s cubic-bezier(.2,.8,.2,1),transform .9s cubic-bezier(.2,.8,.2,1)}
.rv.in{opacity:1;transform:none}
@media(prefers-reduced-motion:reduce){.rv{opacity:1;transform:none}*{animation:none!important}}
/* Barra NFD Web en muestras (2026-10-26 v3, tecnológica) */
.demo{position:relative;z-index:60;display:flex;align-items:center;justify-content:space-between;gap:12px;padding:10px 18px;background:#07080f;background-image:linear-gradient(rgba(212,175,95,.07) 1px,transparent 1px),linear-gradient(90deg,rgba(212,175,95,.07) 1px,transparent 1px);background-size:22px 22px;border-bottom:1px solid rgba(212,175,95,.35);font:500 .72rem/1 'JetBrains Mono',ui-monospace,monospace;letter-spacing:.06em;color:#cdb98a;text-align:left}
.demo a{text-decoration:none}
.demo svg,.nfd-dock svg{width:16px;height:16px;fill:none;stroke:currentColor;stroke-width:2.6;stroke-linecap:round;stroke-linejoin:round;flex:0 0 auto}
.demo-back{display:inline-flex;align-items:center;gap:6px;padding:8px 14px 8px 10px;border:1px solid rgba(212,175,95,.55);border-radius:8px;color:#f5e1a5;font-weight:700;text-transform:uppercase;transition:background .2s}
.demo-back:hover{background:rgba(212,175,95,.12)}
.demo-tag{display:inline-flex;align-items:center;gap:8px;opacity:.85}
.demo-tag i{width:7px;height:7px;border-radius:50%;background:#e9c46a;box-shadow:0 0 0 0 rgba(233,196,106,.7);animation:nfdlive 1.6s infinite}
.demo-cta,.nfd-cta{position:relative;overflow:hidden;display:inline-flex;align-items:center;gap:8px;color:#10131f;background:linear-gradient(135deg,#f5e1a5,#d4af5f 55%,#a8833c);border-radius:10px;font-family:'JetBrains Mono',ui-monospace,monospace;font-weight:800;letter-spacing:.04em;box-shadow:0 0 0 1px rgba(245,225,165,.9),0 0 22px -2px rgba(212,175,95,.75);animation:nfdglow 2s ease-in-out infinite}
.demo-cta{padding:10px 18px;font-size:.84rem}
.demo-cta::after,.nfd-cta::after{content:"";position:absolute;top:0;bottom:0;left:-60%;width:45%;background:linear-gradient(100deg,transparent,rgba(255,255,255,.8),transparent);transform:skewX(-20deg);animation:nfdshine 2.4s ease-in-out infinite;pointer-events:none}
.demo-cta svg,.nfd-cta svg{animation:nfdarrow 1.2s ease-in-out infinite}
.nfd-dock{position:fixed;left:50%;bottom:20px;transform:translateX(-50%);z-index:80;display:flex;align-items:center;gap:8px;padding:6px;border-radius:16px;background:rgba(7,8,15,.88);backdrop-filter:blur(10px);border:1px solid rgba(212,175,95,.4);box-shadow:0 18px 40px -12px rgba(0,0,0,.7)}
.nfd-back{display:grid;place-items:center;width:48px;height:48px;border-radius:11px;border:1px solid rgba(212,175,95,.5);color:#f5e1a5}
.nfd-back:hover{background:rgba(212,175,95,.12)}
.nfd-back svg{width:22px;height:22px;fill:none;stroke:currentColor;stroke-width:2.6;stroke-linecap:round;stroke-linejoin:round}
.nfd-cta{height:48px;padding:0 22px;font-size:.95rem;white-space:nowrap}
.nfd-cta svg{width:20px;height:20px}
@keyframes nfdlive{70%{box-shadow:0 0 0 8px rgba(233,196,106,0)}100%{box-shadow:0 0 0 0 rgba(233,196,106,0)}}
@keyframes nfdglow{50%{box-shadow:0 0 0 1px rgba(245,225,165,.9),0 0 34px 2px rgba(212,175,95,.95)}}
@keyframes nfdshine{0%{left:-60%}55%,100%{left:130%}}
@keyframes nfdarrow{50%{transform:translateX(4px)}}
@media (max-width:860px){.demo{padding:8px 10px;gap:8px}.demo-tag{display:none}.demo-back{padding:7px 10px 7px 8px;font-size:.7rem}.demo-cta{padding:9px 14px;font-size:.76rem}.nfd-dock{bottom:88px}}
@media (prefers-reduced-motion:reduce){.demo-tag i,.demo-cta,.nfd-cta,.demo-cta::after,.nfd-cta::after,.demo-cta svg,.nfd-cta svg{animation:none}}
/* v4: sin dock flotante; dorado más vivo; franja de luz en Volver */
.demo-cta{background:linear-gradient(135deg,#fff3c4 0%,#ffd75e 45%,#f0b429 100%);color:#14110a;box-shadow:0 0 0 1px #fff0b8,0 0 26px 0 rgba(255,205,70,.85)}
@keyframes nfdglow{50%{box-shadow:0 0 0 1px #fff0b8,0 0 40px 6px rgba(255,205,70,1)}}
.demo-back{position:relative;overflow:hidden;border-color:rgba(255,215,94,.8);color:#ffe7a0}
.demo-back::after{content:"";position:absolute;top:0;bottom:0;left:-60%;width:45%;background:linear-gradient(100deg,transparent,rgba(255,231,160,.55),transparent);transform:skewX(-20deg);animation:nfdshine 2.4s ease-in-out infinite;animation-delay:1.2s;pointer-events:none}
@media (prefers-reduced-motion:reduce){.demo-back::after{animation:none}}
/* tipografía premium */
.demo,.demo-cta{font-family:'Sora',system-ui,sans-serif}
.demo{font-weight:500;letter-spacing:.12em}
.demo-back{font-weight:600;letter-spacing:.14em}
.demo-cta{font-weight:700;letter-spacing:.12em}