:root{
  --bg:#f6faf1; --bg2:#ecf5e5; --surface:#ffffff; --tan:#e5f0da; --tan2:#d3e4c3;
  --ink:#14251d; --ink2:#4d5f54; --muted:#84958a;
  --brown:#6b4628; --brown2:#8b5e3c;
  --red:#2a8f3e; --red2:#4fbf5b; --red-soft:#e0f3dc; /* --red = color primario (verde naturaleza) */
  --danger:#d64545; --danger-soft:#fbe3e3;
  --green:#1fa971; --green-soft:#dcf4e8;
  --amber:#f5a524; --amber-soft:#fff1cf;
  --teal:#0ea5a4; --teal-soft:#d6f2f1;
  --blue:#3b82f6; --blue-soft:#dfeaff;
  --violet:#7c5cff; --violet-soft:#e9e4ff;
  --pink:#ec4899; --pink-soft:#fde0ee;
  --line:#dbe8cf;
  --r:20px; --r-sm:12px;
  --shadow:0 6px 24px rgba(107,70,40,.10);
  --shadow-sm:0 2px 8px rgba(107,70,40,.08);
  --head-h:56px; --foot-h:28px;
  --font:'Inter',system-ui,-apple-system,'Segoe UI',sans-serif;
  --display:'Sora','Inter',system-ui,sans-serif;
}
*{box-sizing:border-box;margin:0;padding:0;-webkit-tap-highlight-color:transparent}
html{scroll-behavior:smooth}
body{font-family:var(--font);background:var(--bg);color:var(--ink);line-height:1.5;
  padding-top:calc(var(--head-h) + env(safe-area-inset-top));
  padding-bottom:calc(var(--foot-h) + env(safe-area-inset-bottom));
  -webkit-font-smoothing:antialiased;min-height:100vh}
h1,h2,h3{font-family:var(--display);line-height:1.15;letter-spacing:-.02em}
a{color:inherit}
button,input,select,textarea{font:inherit;color:inherit}
img,svg{max-width:100%}

/* ===== Header fijo ===== */
.site-header{position:fixed;top:0;left:0;right:0;z-index:100;height:calc(var(--head-h) + env(safe-area-inset-top));
  padding:env(safe-area-inset-top) 16px 0;display:flex;align-items:center;justify-content:space-between;
  background:rgba(246,250,241,.93);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border-bottom:1px solid var(--line)}
.brand{display:flex;align-items:center;gap:10px;text-decoration:none}
.brand-mark{width:32px;height:32px;border-radius:10px;background:linear-gradient(135deg,var(--ink),var(--brown));color:#fff;display:grid;place-items:center;font:800 13px var(--display);position:relative}
.brand-mark::after{content:"";position:absolute;right:-3px;top:-3px;width:10px;height:10px;border-radius:50%;background:var(--red);border:2px solid var(--bg)}
.brand-text{font:600 16px var(--display);color:var(--ink)}
.brand-text b{color:var(--red);font-weight:800}
.header-right{display:flex;align-items:center;gap:8px}

/* ===== Footer fijo ===== */
.site-footer{position:fixed;left:0;right:0;bottom:0;z-index:100;height:calc(var(--foot-h) + env(safe-area-inset-bottom));
  padding-bottom:env(safe-area-inset-bottom);display:flex;align-items:center;justify-content:center;text-align:center;
  background:var(--ink);color:#e9dccd;font-size:11.5px;letter-spacing:.01em}
.site-footer a{text-decoration:none;color:#fff}
.site-footer b{letter-spacing:.08em;color:#fff}

/* ===== Botón de Pixo (FAQ + WhatsApp adentro) — copia de pixobra.com ===== */
.pixo-glow{position:relative}
.pixo-glow::before{content:'';position:absolute;inset:-45%;background:radial-gradient(circle,rgba(79,191,91,.5),rgba(139,94,60,.22) 45%,transparent 72%);filter:blur(12px);z-index:-1;animation:pixoAura 3.2s ease-in-out infinite;pointer-events:none}
@keyframes pixoAura{0%,100%{transform:scale(.9);opacity:.75}50%{transform:scale(1.12);opacity:1}}
.pixo-float{position:fixed;right:22px;bottom:calc(var(--foot-h) + env(safe-area-inset-bottom) + 18px);z-index:310;width:46px;height:46px;display:flex;align-items:center;justify-content:center;cursor:pointer;background:none;border:none;padding:0}
.pixo-float img{border-radius:13px;box-shadow:0 6px 16px rgba(26,20,18,.3);animation:bobp 3.6s ease-in-out infinite}
@keyframes bobp{50%{transform:translateY(-4px) rotate(-3deg)}}
.pixo-tip{position:fixed;right:16px;bottom:calc(var(--foot-h) + env(safe-area-inset-bottom) + 78px);z-index:315;background:#fff;border:1px solid var(--tan2);border-radius:12px;padding:9px 14px;font-size:.76rem;color:var(--ink2);white-space:nowrap;box-shadow:var(--shadow);opacity:0;transform:translateY(6px);pointer-events:none;transition:.25s}
.pixo-tip.show{opacity:1;transform:none} .pixo-tip strong{color:var(--ink)}
.faq-panel{position:fixed;bottom:calc(var(--foot-h) + env(safe-area-inset-bottom) + 14px);right:18px;z-index:320;width:min(370px,calc(100vw - 36px));height:min(560px,calc(100dvh - 120px));background:#fff;border-radius:24px;
  box-shadow:0 20px 60px -18px rgba(26,20,18,.35),0 0 50px -14px rgba(42,143,62,.25);border:1px solid var(--tan2);display:flex;flex-direction:column;overflow:hidden;
  transform:translateY(16px) scale(.98);opacity:0;pointer-events:none;transition:.22s}
.faq-panel.show{transform:none;opacity:1;pointer-events:all}
.faq-header{background:linear-gradient(135deg,var(--ink),var(--brown));color:#fff;padding:14px 18px;display:flex;align-items:center;justify-content:space-between;flex-shrink:0}
.faq-header-title{font:800 .9rem var(--display)} .faq-header-sub{font-size:.7rem;opacity:.85}
.faq-header button{width:28px;height:28px;border-radius:50%;background:rgba(255,255,255,.18);border:none;color:#fff;cursor:pointer}
.faq-transcript{flex:1;overflow-y:auto;padding:16px;display:flex;flex-direction:column;gap:10px}
.faq-empty{text-align:center;font-size:.76rem;color:var(--muted);margin-top:10px}
.faq-bubble-user{margin-left:auto;max-width:85%;background:linear-gradient(135deg,var(--red2),var(--red));color:#fff;border-radius:16px 16px 4px 16px;padding:9px 13px;font-size:.8rem;font-weight:600}
.faq-bubble-bot{margin-right:auto;max-width:88%;background:var(--bg2);border:1px solid var(--line);border-radius:16px 16px 16px 4px;padding:9px 13px;font-size:.8rem;line-height:1.5}
.faq-typing{margin-right:auto;display:flex;gap:4px;align-items:center;background:var(--bg2);border:1px solid var(--line);border-radius:16px 16px 16px 4px;padding:11px 14px}
.faq-typing span{width:5px;height:5px;border-radius:50%;background:var(--muted);animation:faqB 1s infinite}
.faq-typing span:nth-child(2){animation-delay:.15s}.faq-typing span:nth-child(3){animation-delay:.3s}
@keyframes faqB{0%,60%,100%{transform:none}30%{transform:translateY(-4px)}}
.faq-footer{border-top:1px solid var(--line);padding:12px;flex-shrink:0}
.faq-picker{max-height:180px;overflow-y:auto;display:flex;flex-direction:column;gap:2px;margin-bottom:8px;background:var(--bg2);border-radius:12px;padding:6px}
.faq-picker button{background:none;border:none;text-align:left;padding:10px 12px;font-size:.78rem;font-weight:600;border-radius:8px;cursor:pointer}
.faq-picker button:hover{background:#fff}
.faq-toggle{width:100%;background:var(--bg2);border:none;border-radius:12px;padding:11px;font-size:.84rem;font-weight:700;cursor:pointer}
.faq-toggle:hover{background:var(--tan)}
.faq-wa{display:flex;align-items:center;justify-content:center;gap:8px;width:100%;margin-top:8px;background:#25d366;border-radius:12px;padding:11px;font-size:.82rem;font-weight:700;color:#06280f;text-decoration:none}
.faq-wa:hover{filter:brightness(1.08)} .faq-wa svg{width:16px;height:16px;flex-shrink:0}
@media(max-width:899px){
  .pixo-float.has-nav{bottom:calc(var(--foot-h) + var(--nav-h,64px) + env(safe-area-inset-bottom) + 14px)}
  .pixo-tip.has-nav{bottom:calc(var(--foot-h) + var(--nav-h,64px) + env(safe-area-inset-bottom) + 72px)}
  .faq-panel.has-nav{bottom:calc(var(--foot-h) + var(--nav-h,64px) + env(safe-area-inset-bottom) + 10px);height:min(520px,calc(100dvh - 190px))}
}
@media(max-width:520px){.pixo-tip{left:12px;right:12px;white-space:normal;text-align:center}.faq-panel{right:12px;width:calc(100vw - 24px)}}

/* ===== Botones ===== */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border:0;cursor:pointer;text-decoration:none;
  padding:12px 20px;border-radius:14px;font:600 15px var(--display);transition:transform .12s,box-shadow .12s,background .12s}
.btn:active{transform:scale(.97)}
.btn-red{background:linear-gradient(135deg,var(--red2),var(--red));color:#fff;box-shadow:0 6px 16px rgba(42,143,62,.32)}
.btn-dark{background:var(--ink);color:#fff}
.btn-brown{background:linear-gradient(135deg,var(--brown2),var(--brown));color:#fff;box-shadow:0 6px 14px rgba(107,70,40,.28)}
.btn-green{background:linear-gradient(135deg,#2bc088,var(--green));color:#fff;box-shadow:0 6px 14px rgba(31,169,113,.3)}
.btn-ghost{background:var(--surface);color:var(--brown);border:1.5px solid var(--tan2)}
.btn-block{width:100%}
.btn-sm{padding:8px 14px;font-size:13px;border-radius:10px}
.btn[disabled]{opacity:.6;cursor:wait}

/* ===== Formularios ===== */
.field{display:flex;flex-direction:column;gap:6px;margin-bottom:14px}
.field label{font-size:13px;font-weight:600;color:var(--ink2)}
.field input,.field select,.field textarea{background:#fff;border:1.5px solid var(--tan2);border-radius:12px;padding:12px 14px;font-size:16px;width:100%;outline:none;transition:border .15s,box-shadow .15s}
.field input:focus,.field select:focus,.field textarea:focus{border-color:var(--brown2);box-shadow:0 0 0 3px rgba(139,94,60,.15)}
.field small{color:var(--muted);font-size:12px}
.row2{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.form-msg{min-height:20px;font-size:14px;font-weight:500;margin:4px 0 8px}
.form-msg.err{color:var(--danger)} .form-msg.ok{color:var(--green)}

.card{background:var(--surface);border-radius:var(--r);box-shadow:var(--shadow);border:1px solid var(--line);padding:18px;position:relative;overflow:hidden}
.hidden{display:none!important}
.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0)}
@media (prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important}}

.inst-tip{position:fixed;left:50%;bottom:calc(var(--foot-h) + var(--nav-h,0px) + 84px);transform:translate(-50%,20px);background:var(--ink);color:#fff;padding:12px 18px;border-radius:14px;font-size:14px;max-width:90%;text-align:center;opacity:0;pointer-events:none;transition:.25s;z-index:600}
.inst-tip.show{opacity:1;transform:translate(-50%,0)}

.brand-logo{height:34px;width:auto;display:block}
@media(max-width:380px){.brand-logo{height:30px}}