:root{
    box-sizing:border-box;
    --bg:#EAE6DC;
    --bg-alt:#DFDACC;
    --paper:#F6F3EC;
    --ink:#262420;
    --ink-soft:#55504A;
    --brick:#B54B2C;
    --brick-ink:#7C331C;
    --tile:#3E6664;
    --tile-ink:#294644;
    --mortar:#C9C2B4;
    --success:#4B6B3C;
    --success-bg:#E4EADB;
    --focus:#1F5FA8;
    padding-top:env(safe-area-inset-top,0px);
    padding-bottom:env(safe-area-inset-bottom,0px);
  }
  @media (prefers-color-scheme: dark){
    :root:not([data-theme="light"]){
      --bg:#211F1B;
      --bg-alt:#2A2722;
      --paper:#2C2924;
      --ink:#EFEAE0;
      --ink-soft:#B9B2A5;
      --brick:#E17A50;
      --brick-ink:#F3A583;
      --tile:#7FADA9;
      --tile-ink:#A6CBC7;
      --mortar:#454138;
      --success:#8FB57A;
      --success-bg:#2E3A26;
      --focus:#7BB1EE;
    }
  }
  :root[data-theme="dark"]{
    --bg:#211F1B; --bg-alt:#2A2722; --paper:#2C2924; --ink:#EFEAE0; --ink-soft:#B9B2A5;
    --brick:#E17A50; --brick-ink:#F3A583; --tile:#7FADA9; --tile-ink:#A6CBC7;
    --mortar:#454138; --success:#8FB57A; --success-bg:#2E3A26; --focus:#7BB1EE;
  }
  *{box-sizing:border-box;}
  html{scroll-behavior:smooth; scroll-padding-top:calc(72px + env(safe-area-inset-top,0px));}
  body{
    margin:0;
    background:var(--bg);
    color:var(--ink);
    font-family:'Work Sans', system-ui, -apple-system, sans-serif;
    font-size:16px;
    line-height:1.55;
    -webkit-font-smoothing:antialiased;
  }
  img,svg{max-width:100%;}
  a{color:inherit;}
  .wrap{max-width:1120px; margin:0 auto; padding:0 24px;}
  h1,h2,h3{font-family:'Big Shoulders Display', system-ui, sans-serif; font-weight:800; letter-spacing:.2px; margin:0; line-height:.98;}
  .eyebrow{font-family:'Work Sans',sans-serif; font-weight:600; color:var(--brick); font-size:.95rem; margin:0 0 10px;}
  p{margin:0 0 1em;}
  button{font-family:inherit;}
  :focus-visible{outline:3px solid var(--focus); outline-offset:2px;}
  @media (prefers-reduced-motion: reduce){
    html{scroll-behavior:auto;}
    *{animation-duration:0.001ms !important; transition-duration:0.001ms !important;}
  }

  /* ---------- header ---------- */
  header.site{
    position:sticky; top:0; z-index:40;
    padding-top:env(safe-area-inset-top,0px);
    background:color-mix(in srgb, var(--bg) 88%, transparent);
    backdrop-filter:blur(8px);
    border-bottom:1px solid var(--mortar);
  }
  .nav{display:flex; align-items:center; justify-content:space-between; padding:14px 24px; max-width:1120px; margin:0 auto;}
  .brand{display:flex; align-items:center; gap:10px; font-family:'Big Shoulders Display',sans-serif; font-weight:800; font-size:1.05rem; line-height:1.05; max-width:min(46vw,340px);}
  .brand .mark{width:26px; height:26px; color:var(--brick); flex:none;}
  @media (max-width:640px){ .brand{font-size:.92rem; max-width:52vw;} }
  .navlinks{display:flex; gap:28px; align-items:center;}
  .navlinks a{font-weight:500; font-size:.98rem; text-decoration:none; border-bottom:2px solid transparent; padding-bottom:2px;}
  .navlinks a:hover{border-color:var(--brick);}
  .navlinks .cta{
    background:var(--brick); color:#fff; padding:9px 16px; border-radius:3px; font-weight:600;
  }
  .navlinks .cta:hover{background:var(--brick-ink);}
  .menu-btn{display:none; background:none; border:1px solid var(--mortar); border-radius:4px; padding:8px 10px; color:var(--ink);}
  @media (max-width:820px){
    .navlinks{position:fixed; inset:64px 0 auto 0; background:var(--bg); flex-direction:column; align-items:stretch; padding:16px 24px 24px; border-bottom:1px solid var(--mortar); gap:16px; transform:translateY(-8px); opacity:0; pointer-events:none; transition:opacity .18s ease, transform .18s ease;}
    .navlinks.open{opacity:1; transform:translateY(0); pointer-events:auto;}
    .navlinks .cta{align-self:flex-start;}
    .menu-btn{display:block;}
  }

  /* ---------- hero ---------- */
  .hero{padding:64px 0 56px; position:relative; overflow:clip;}
  .hero-grid{display:grid; grid-template-columns:1.1fr .9fr; gap:48px; align-items:center;}
  @media (max-width:900px){ .hero-grid{grid-template-columns:1fr;} }
  .hero h1{font-size:clamp(2.4rem, 5.4vw, 4.1rem);}
  .hero .lede{font-size:1.15rem; color:var(--ink-soft); max-width:46ch; margin-top:18px;}
  .hero-ctas{display:flex; gap:14px; flex-wrap:wrap; margin-top:28px;}
  .btn{
    display:inline-flex; align-items:center; gap:8px; padding:13px 22px; border-radius:3px;
    font-weight:600; text-decoration:none; border:1px solid transparent; cursor:pointer; font-size:1rem;
    transition:background .15s ease, color .15s ease, border-color .15s ease;
  }
  .btn-primary{background:var(--brick); color:#fff;}
  .btn-primary:hover{background:var(--brick-ink);}
  .btn-outline{background:transparent; border-color:var(--ink); color:var(--ink);}
  .btn-outline:hover{border-color:var(--brick); color:var(--brick);}
  .btn svg{width:18px; height:18px; flex:none;}
  .hero-badges{display:flex; gap:22px; margin-top:34px; flex-wrap:wrap; color:var(--ink-soft); font-size:.92rem;}
  .hero-badges strong{display:block; color:var(--ink); font-family:'Big Shoulders Display'; font-size:1.6rem; font-weight:800;}

  .hero-art{aspect-ratio:1/1; position:relative;}
  .tilegrid{width:100%; height:100%; display:grid; grid-template-columns:repeat(5,1fr); grid-template-rows:repeat(5,1fr); gap:3px; background:var(--mortar); border-radius:6px; overflow:hidden;}
  .tilegrid div{background:var(--paper);}
  .tilegrid div.on{background:var(--tile);}
  .tilegrid div.brick{background:var(--brick);}

  /* ---------- section shells ---------- */
  section{padding:64px 0;}
  section.alt{background:var(--bg-alt);}
  .section-head{max-width:60ch; margin-bottom:36px;}
  .section-head h2{font-size:clamp(1.9rem,3.4vw,2.7rem);}
  .section-head p{color:var(--ink-soft); font-size:1.05rem; margin-top:10px;}

  /* ---------- services ---------- */
  .services{border-top:1px solid var(--mortar);}
  .service-row{
    display:grid; grid-template-columns:64px 1fr auto; gap:22px; align-items:start;
    padding:28px 0; border-bottom:1px solid var(--mortar);
  }
  .service-row:first-of-type{border-top:1px solid var(--mortar);}
  @media (max-width:640px){ .service-row{grid-template-columns:48px 1fr;} .service-row .swatch{display:none;} }
  .service-icon{width:64px; height:64px; border-radius:4px; display:flex; align-items:center; justify-content:center; background:var(--paper); color:var(--brick); flex:none;}
  .service-icon svg{width:30px; height:30px;}
  .service-row:nth-of-type(2n) .service-icon{color:var(--tile);}
  .service-body h3{font-family:'Big Shoulders Display'; font-weight:800; font-size:1.5rem; margin-bottom:6px;}
  .service-body p{color:var(--ink-soft); margin:0; max-width:60ch;}
  .service-link{display:inline-flex; align-items:center; gap:7px; margin-top:14px; color:var(--brick-ink); font-weight:700; text-decoration:none; border-bottom:1px solid transparent;}
  .service-link:hover{border-color:var(--brick); color:var(--brick);}
  .service-link span{font-size:1.2rem; line-height:1; transition:transform .15s ease;}
  .service-link:hover span{transform:translateX(3px);}
  .swatch{width:72px; height:72px; border-radius:3px; flex:none; align-self:center;}

  /* ---------- páginas de servicios ---------- */
  .back-link{font-weight:600; text-decoration:none; color:var(--brick-ink);}
  .back-link:hover{color:var(--brick);}
  .service-hero{padding:76px 0 72px; border-bottom:1px solid var(--mortar); overflow:hidden;}
  .service-hero-grid{display:grid; grid-template-columns:1.05fr .95fr; gap:56px; align-items:center;}
  .service-hero h1{font-size:clamp(2.8rem,6vw,5.2rem); max-width:11ch;}
  .service-lede{font-size:1.18rem; color:var(--ink-soft); max-width:48ch; margin:20px 0 0;}
  .service-visual{aspect-ratio:1.15; position:relative; overflow:hidden; background:var(--mortar); border-radius:6px; transform:rotate(2deg);}
  .service-visual img{position:absolute; inset:0; width:100%; height:100%; object-fit:cover; display:block; filter:saturate(.92);}
  .service-visual::after{content:""; position:absolute; inset:35% 0 0; background:linear-gradient(transparent,rgba(0,0,0,.7));}
  .service-visual span{position:absolute; z-index:2; inset:auto 18px 18px; color:#fff; font-family:'Big Shoulders Display'; font-size:clamp(1.15rem,2vw,1.8rem); font-weight:800; letter-spacing:.4px;}
  .visual-kitchen span:nth-child(1){background:var(--tile-ink)} .visual-kitchen span:nth-child(2){background:var(--tile)} .visual-kitchen span:nth-child(3){background:var(--brick)} .visual-kitchen span:nth-child(4){background:var(--ink)}
  .visual-tiles span{background:var(--paper); color:var(--ink)} .visual-tiles span:nth-child(2n){background:var(--tile); color:#fff} .visual-tiles span:nth-child(3){background:var(--mortar)}
  .visual-paint{grid-template-columns:1fr 1fr 1fr; grid-template-rows:1fr; background:var(--paper)} .visual-paint span{background:var(--brick); writing-mode:vertical-rl; transform:rotate(180deg)} .visual-paint span:nth-child(2){background:var(--tile)} .visual-paint span:nth-child(3){background:var(--ink)}
  .visual-eifs span{background:var(--tile-ink)} .visual-eifs span:nth-child(2){background:var(--mortar); color:var(--ink)} .visual-eifs span:nth-child(3){background:var(--brick)} .visual-eifs span:nth-child(4){background:var(--paper); color:var(--ink)}
  .service-content-grid{display:grid; grid-template-columns:.8fr 1.2fr; gap:72px; align-items:start;}
  .service-content-grid h2{font-size:clamp(2rem,3.8vw,3.1rem); max-width:12ch;}
  .service-content-grid > div:first-child > p:last-child{color:var(--ink-soft); margin-top:18px; max-width:42ch;}
  .service-list{border-top:1px solid var(--mortar);}
  .service-list article{display:grid; grid-template-columns:52px 1fr; gap:18px; padding:22px 0; border-bottom:1px solid var(--mortar);}
  .service-list strong{font-family:'Big Shoulders Display'; color:var(--brick); font-size:1.55rem;}
  .service-list h3{font-family:'Work Sans'; font-size:1.05rem; font-weight:700; margin:0 0 5px;}
  .service-list p{color:var(--ink-soft); margin:0;}
  .narrow-cta{max-width:760px; text-align:center;}
  .narrow-cta h2{font-size:clamp(2rem,4vw,3.2rem);}
  .narrow-cta p:not(.eyebrow){color:var(--ink-soft); max-width:56ch; margin:14px auto 24px;}
  .service-page footer{padding-top:28px;}
  @media (max-width:820px){
    .service-hero-grid,.service-content-grid{grid-template-columns:1fr; gap:36px;}
    .service-visual{max-width:560px; width:100%; margin:0 auto;}
    .service-content-grid{gap:28px;}
    .quote-layout{grid-template-columns:1fr; gap:28px;}
  }
  @media (max-width:520px){
    .nav{padding-left:16px; padding-right:16px;}
    .back-link{font-size:.88rem;}
    .service-hero{padding:52px 0 48px;}
    .service-visual span{padding:12px; font-size:1rem;}
    .quote-grid{grid-template-columns:1fr;}
    .quote-wide{grid-column:auto;}
  }

  /* ---------- process ---------- */
  .steps{display:grid; grid-template-columns:repeat(4,1fr); gap:0;}
  @media (max-width:820px){ .steps{grid-template-columns:1fr 1fr;} }
  @media (max-width:500px){ .steps{grid-template-columns:1fr;} }
  .step{padding:22px 22px 22px 0; border-left:2px solid var(--mortar); padding-left:20px;}
  .step .num{font-family:'Big Shoulders Display'; font-weight:800; font-size:2.4rem; color:var(--brick); line-height:1;}
  .step h3{font-size:1.2rem; font-weight:700; font-family:'Work Sans'; margin:10px 0 6px;}
  .step p{color:var(--ink-soft); margin:0; font-size:.96rem;}

  /* ---------- zonas de cobertura ---------- */
  .zone-grid{
    display:grid; grid-template-columns:repeat(4,1fr); gap:16px;
  }
  @media (max-width:900px){ .zone-grid{grid-template-columns:repeat(2,1fr);} }
  @media (max-width:520px){ .zone-grid{grid-template-columns:1fr;} }
  .zone-card{
    background:var(--paper); border:1px solid var(--mortar); border-radius:8px; padding:20px;
    transition:border-color .15s ease, transform .15s ease;
  }
  .zone-card:hover{border-color:var(--tile); transform:translateY(-2px);}
  .zone-card h3{font-size:1.05rem; font-weight:700; font-family:'Work Sans'; margin:0 0 8px; color:var(--brick-ink);}
  .zone-card p{color:var(--ink-soft); margin:0; font-size:.92rem; line-height:1.5;}
  .zone-note{margin-top:20px; color:var(--ink-soft); font-size:.95rem;}

  /* ---------- gallery ---------- */
  .gallery-grid{
    display:grid; grid-template-columns:repeat(3,1fr); gap:4px; background:var(--mortar); border-radius:6px; overflow:hidden;
  }
  @media (max-width:760px){ .gallery-grid{grid-template-columns:repeat(2,1fr);} }
  .gtile{aspect-ratio:4/3; background:var(--paper); position:relative; display:flex; align-items:flex-end; padding:14px; overflow:hidden;}
  .gtile .glabel{position:relative; z-index:2; color:#fff; font-family:'Big Shoulders Display'; font-weight:700; font-size:1.1rem; text-shadow:0 1px 6px rgba(0,0,0,.45);}
  .gtile .gart{position:absolute; inset:0; z-index:1; width:100%; height:100%; object-fit:cover; display:block; transition:transform .35s ease, filter .35s ease;}
  .gtile::after{content:""; position:absolute; inset:35% 0 0; z-index:1; background:linear-gradient(transparent,rgba(0,0,0,.55)); pointer-events:none;}
  .gtile:hover .gart{transform:scale(1.04); filter:saturate(1.08);}
  .gtile.dark .glabel{color:#fff;}

  /* ---------- calendar ---------- */
  .booking-card{background:var(--paper); border-radius:6px; padding:clamp(20px,4vw,40px); border:1px solid var(--mortar);}
  .day-scroll{display:flex; gap:10px; overflow-x:auto; padding-bottom:10px; -webkit-overflow-scrolling:touch;}
  .day-chip{
    flex:none; min-width:76px; text-align:center; padding:12px 8px; border-radius:5px; border:1px solid var(--mortar);
    background:var(--bg); cursor:pointer; font-weight:600;
  }
  .day-chip .dow{display:block; font-size:.75rem; color:var(--ink-soft); text-transform:capitalize;}
  .day-chip .dnum{display:block; font-family:'Big Shoulders Display'; font-weight:800; font-size:1.5rem; margin-top:2px;}
  .day-chip[aria-pressed="true"]{background:var(--brick); border-color:var(--brick); color:#fff;}
  .day-chip[aria-pressed="true"] .dow{color:#fff;}

  .slots{display:grid; grid-template-columns:repeat(auto-fill,minmax(88px,1fr)); gap:10px; margin-top:18px;}
  .slot{
    padding:10px 6px; text-align:center; border-radius:5px; border:1px solid var(--mortar); background:var(--bg);
    cursor:pointer; font-weight:600; font-size:.95rem;
  }
  .slot[aria-pressed="true"]{background:var(--tile); border-color:var(--tile); color:#fff;}
  .slot[disabled]{opacity:.4; text-decoration:line-through; cursor:not-allowed;}

  .booking-form{display:grid; gap:14px; max-width:480px; margin-top:26px;}
  .booking-form label{font-weight:600; font-size:.92rem; display:block; margin-bottom:5px;}
  .booking-form input{
    width:100%; padding:11px 12px; border-radius:4px; border:1px solid var(--mortar); background:var(--bg); color:var(--ink); font-size:1rem;
  }
  .booking-summary{margin-top:22px; padding:16px 18px; border-radius:5px; background:var(--bg); border:1px dashed var(--mortar); font-size:.95rem; color:var(--ink-soft);}
  .booking-summary strong{color:var(--ink);}
  .confirm-panel{margin-top:22px; padding:20px; border-radius:5px; background:var(--success-bg); border:1px solid var(--success); display:none;}
  .confirm-panel.show{display:block;}
  .confirm-panel h3{font-family:'Work Sans'; font-weight:700; font-size:1.1rem; color:var(--success); margin-bottom:6px;}
  .hours-note{display:flex; align-items:center; gap:8px; color:var(--ink-soft); font-size:.92rem; margin-top:6px;}
  .hours-note svg{width:16px; height:16px; flex:none;}

  /* ---------- formularios de cotización ---------- */
  .quote-section{background:var(--bg); border-top:1px solid var(--mortar);}
  .quote-layout{display:grid; grid-template-columns:.72fr 1.28fr; gap:48px; align-items:start;}
  .quote-card{background:var(--paper); border:1px solid var(--mortar); border-radius:6px; padding:clamp(20px,3vw,32px);}
  .quote-grid{display:grid; grid-template-columns:1fr 1fr; gap:16px; margin-bottom:22px;}
  .quote-grid label{display:block; font-weight:600; font-size:.92rem; margin-bottom:6px;}
  .quote-grid input,.quote-grid select,.quote-grid textarea{width:100%; padding:11px 12px; border:1px solid var(--mortar); border-radius:4px; background:var(--bg); color:var(--ink); font:inherit; font-size:.96rem;}
  .quote-grid textarea{resize:vertical; min-height:92px;}
  .quote-grid input::placeholder,.quote-grid textarea::placeholder{color:var(--ink-soft); opacity:.8;}
  .quote-wide{grid-column:1 / -1;}
  .quote-confirmation{color:var(--success); font-size:.9rem; margin:12px 0 0;}
  .quote-confirmation[hidden]{display:none;}
  .quote-actions{display:flex; flex-wrap:wrap; gap:10px; margin-top:14px;}

  /* ---------- contact / footer ---------- */
  footer{border-top:1px solid var(--mortar); padding:52px 0 40px;}
  .foot-grid{display:grid; grid-template-columns:1.3fr 1fr 1fr; gap:36px;}
  @media (max-width:760px){ .foot-grid{grid-template-columns:1fr;} }
  .foot-grid h3{font-family:'Work Sans'; font-size:1.02rem; font-weight:700; margin-bottom:14px;}
  .social-row{display:flex; gap:12px; margin-top:6px;}
  .social-btn{
    width:44px; height:44px; border-radius:50%; display:flex; align-items:center; justify-content:center;
    background:var(--paper); border:1px solid var(--mortar); color:var(--ink);
  }
  .social-btn:hover{border-color:var(--brick); color:var(--brick);}
  .social-btn svg{width:20px; height:20px;}
  .foot-meta{color:var(--ink-soft); font-size:.92rem; margin-top:28px; border-top:1px solid var(--mortar); padding-top:20px;}
  .contact-line{display:flex; gap:10px; align-items:flex-start; color:var(--ink-soft); margin-bottom:10px; font-size:.96rem;}
  .contact-line svg{width:18px; height:18px; flex:none; margin-top:2px; color:var(--brick);}

  /* ---------- chat bot ---------- */
  @keyframes botPop{
    from{opacity:0; transform:translateY(14px) scale(.97);}
    to{opacity:1; transform:translateY(0) scale(1);}
  }
  @keyframes botPulseRing{
    0%{box-shadow:0 0 0 0 rgba(181,75,44,.45);}
    70%{box-shadow:0 0 0 14px rgba(181,75,44,0);}
    100%{box-shadow:0 0 0 0 rgba(181,75,44,0);}
  }
  @keyframes botBubbleIn{
    from{opacity:0; transform:translateY(6px);}
    to{opacity:1; transform:translateY(0);}
  }
  @keyframes botDot{
    0%, 60%, 100%{transform:translateY(0); opacity:.5;}
    30%{transform:translateY(-4px); opacity:1;}
  }
  .bot-launcher{
    position:fixed; right:calc(20px + env(safe-area-inset-right,0px)); bottom:calc(20px + env(safe-area-inset-bottom,0px));
    z-index:60; width:60px; height:60px; border-radius:50%;
    background:linear-gradient(155deg, var(--brick), var(--brick-ink)); color:#fff; border:none;
    display:flex; align-items:center; justify-content:center; cursor:pointer;
    box-shadow:0 6px 18px rgba(0,0,0,.28);
    animation:botPulseRing 2.6s ease-out 1.2s 3;
    transition:transform .18s ease, box-shadow .18s ease;
  }
  .bot-launcher svg{width:26px; height:26px; transition:transform .2s ease;}
  .bot-launcher:hover{transform:translateY(-2px); box-shadow:0 10px 24px rgba(0,0,0,.32);}
  .bot-launcher[aria-expanded="true"] svg{transform:rotate(90deg) scale(.9);}
  .bot-launcher-dot{
    position:absolute; top:-2px; right:-2px; width:15px; height:15px; border-radius:50%;
    background:var(--success); border:2px solid var(--bg); pointer-events:none;
  }
  .bot-panel{
    position:fixed; right:calc(20px + env(safe-area-inset-right,0px)); bottom:calc(86px + env(safe-area-inset-bottom,0px));
    z-index:60; width:min(600px, calc(100vw - 24px)); height:min(88vh, 860px); max-height:min(88vh, 860px); background:var(--paper);
    border:1px solid var(--mortar); border-radius:16px; display:none; flex-direction:column; overflow:hidden;
    box-shadow:0 20px 50px rgba(0,0,0,.28);
  }
  .bot-panel.open{display:flex; animation:botPop .22s cubic-bezier(.2,.8,.3,1);}
  .bot-head{
    background:linear-gradient(135deg, var(--ink) 0%, #40382f 130%); color:var(--bg);
    padding:14px 16px; display:flex; align-items:center; gap:12px; justify-content:space-between;
  }
  .bot-head-id{display:flex; align-items:center; gap:10px;}
  .bot-avatar{
    width:36px; height:36px; border-radius:50%; flex:none; display:flex; align-items:center; justify-content:center;
    background:var(--brick); color:#fff; box-shadow:0 0 0 2px rgba(255,255,255,.12);
  }
  .bot-avatar svg{width:19px; height:19px;}
  .bot-head strong{font-family:'Big Shoulders Display'; font-size:1.3rem; font-weight:800; letter-spacing:.2px;}
  .bot-head span{display:flex; align-items:center; gap:6px; font-size:.82rem; opacity:.8;}
  .bot-head span::before{content:""; width:7px; height:7px; border-radius:50%; background:var(--success); flex:none; box-shadow:0 0 0 3px rgba(75,107,60,.25);}
  .bot-close{background:rgba(255,255,255,.08); border:none; color:inherit; cursor:pointer; padding:6px; border-radius:50%; display:flex; transition:background .15s ease;}
  .bot-close:hover{background:rgba(255,255,255,.18);}
  .bot-close svg{width:18px; height:18px;}
  .bot-log{
    flex:1; overflow-y:auto; padding:18px; display:flex; flex-direction:column; gap:12px;
    background:
      radial-gradient(circle at 1px 1px, var(--mortar) 1px, transparent 0) 0 0/16px 16px,
      var(--bg-alt);
  }
  .bot-log::-webkit-scrollbar{width:8px;}
  .bot-log::-webkit-scrollbar-thumb{background:var(--mortar); border-radius:8px;}
  .bot-log::-webkit-scrollbar-track{background:transparent;}
  .msg{
    max-width:88%; padding:13px 16px; border-radius:14px; font-size:1.06rem; line-height:1.65;
    animation:botBubbleIn .18s ease; box-shadow:0 1px 2px rgba(0,0,0,.08);
  }
  .msg.bot{background:var(--paper); border:1px solid var(--mortar); align-self:flex-start; border-bottom-left-radius:3px;}
  .msg.user{background:var(--tile); color:#fff; align-self:flex-end; border-bottom-right-radius:3px; box-shadow:0 2px 6px rgba(62,102,100,.35); max-width:80%;}
  .msg.bot strong{color:var(--brick-ink);}
  .msg.user strong{color:#fff;}
  .msg-typing{align-self:flex-start; display:flex; gap:4px; align-items:center; padding:14px 15px;}
  .msg-typing span{width:6px; height:6px; border-radius:50%; background:var(--ink-soft); display:inline-block; animation:botDot 1.1s ease-in-out infinite;}
  .msg-typing span:nth-child(2){animation-delay:.15s;}
  .msg-typing span:nth-child(3){animation-delay:.3s;}

  /* ---------- tarjeta de estimado de precio dentro del chat ---------- */
  .price-card{
    margin-top:10px; padding:12px 14px; border-radius:10px; background:var(--success-bg);
    border:1px solid var(--success); color:var(--ink);
  }
  .price-card .price-range{
    font-family:'Big Shoulders Display'; font-weight:800; font-size:1.4rem; color:var(--success); line-height:1.15;
  }
  .price-card .price-label{font-size:.82rem; color:var(--ink-soft); margin-bottom:2px;}
  .price-card .price-note{font-size:.8rem; color:var(--ink-soft); margin-top:6px; line-height:1.45;}

  .chips{display:flex; flex-wrap:wrap; gap:9px; padding:4px 20px 16px; background:var(--bg-alt);}
  .chip{
    border:1px solid var(--mortar); background:var(--paper); color:var(--ink); border-radius:20px; padding:9px 16px; font-size:.94rem;
    cursor:pointer; transition:transform .12s ease, border-color .12s ease, color .12s ease, background .12s ease;
  }
  .chip:hover{border-color:var(--tile); color:var(--tile-ink); background:var(--success-bg); transform:translateY(-1px);}
  .chip:active{transform:translateY(0);}
  .bot-wa{
    margin:0 16px 12px; display:flex; align-items:center; justify-content:center; gap:8px; padding:11px; border-radius:8px;
    background:var(--success-bg); color:var(--success); font-weight:600; text-decoration:none; font-size:.92rem; border:1px solid var(--success);
    transition:filter .15s ease;
  }
  .bot-wa:hover{filter:brightness(.96);}
  .bot-wa svg{width:17px; height:17px;}
  .bot-input{display:flex; align-items:center; gap:6px; border-top:1px solid var(--mortar); background:var(--paper); padding:6px 6px 6px 16px;}
  .bot-input input{flex:1; border:none; background:transparent; padding:14px 4px; color:var(--ink); font-size:1.02rem; outline:none;}
  .bot-input input::placeholder{color:var(--ink-soft);}
  .bot-input button{
    border:none; background:var(--brick); color:#fff; width:42px; height:42px; border-radius:50%; margin:5px;
    display:flex; align-items:center; justify-content:center; cursor:pointer; flex:none; transition:background .15s ease, transform .12s ease;
  }
  .bot-input button:hover{background:var(--brick-ink); transform:scale(1.05);}
  .bot-input button svg{width:19px; height:19px;}

  @media (max-width:700px){
    .bot-panel{
      right:0; left:0; bottom:0; top:0; width:100%; height:100%; max-height:none; border-radius:0; border:none;
    }
    .bot-panel.open{animation:none;}
    .msg{max-width:96%; font-size:1.06rem;}
    .msg.user{max-width:90%;}
  }

  .sr-only{position:absolute; width:1px; height:1px; padding:0; margin:-1px; overflow:hidden; clip:rect(0,0,0,0); border:0;}