/* ============================================================
   LOOI Robot — reseña
   Paleta: escritorio de noche. Gris frío de papel, pantalla casi
   negra, cian de los ojos del robot, rojo señal para los fallos.
   Tipografía: Syne (display, alienígena y ancha) + IBM Plex Sans
   (cuerpo, legible en textos largos) + IBM Plex Mono (datos).
   ============================================================ */

:root{
  --paper:#E7E9EE;
  --paper-2:#F3F4F7;
  --ink:#12141C;
  --ink-2:#454A5A;
  --line:#C9CDD8;
  --screen:#0B0D14;
  --eye:#5FE0F0;
  --flag:#D9422B;
  --ok:#1E7A5A;
  --gold:#E0A32E;

  --wrap:min(1120px, 92vw);
  --col:min(720px, 92vw);
  --r:14px;
  --shadow:0 1px 2px rgba(18,20,28,.06), 0 12px 32px -18px rgba(18,20,28,.35);
}

*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%; scroll-behavior:smooth}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{animation-duration:.001ms!important;animation-iteration-count:1!important;transition-duration:.001ms!important}
}

body{
  margin:0;
  background:var(--paper);
  color:var(--ink);
  font:400 17px/1.65 "IBM Plex Sans",system-ui,sans-serif;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;height:auto;display:block}
a{color:inherit}

h1,h2,h3{font-family:Syne,"IBM Plex Sans",sans-serif;font-weight:800;letter-spacing:-.02em;line-height:1.08;margin:0}
h1{font-size:clamp(2rem,5.2vw,3.5rem)}
h2{font-size:clamp(1.55rem,3.4vw,2.35rem);margin-bottom:.6em}
h3{font-size:1.18rem;font-weight:600;letter-spacing:-.01em}
p{margin:0 0 1.1em}

.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;border:0}
.skip{position:absolute;left:-999px;top:0;background:var(--ink);color:#fff;padding:.7rem 1rem;z-index:99}
.skip:focus{left:.5rem;top:.5rem}
:focus-visible{outline:3px solid var(--eye);outline-offset:2px;border-radius:4px}

/* ── Barra superior ─────────────────────────────────────────── */
.bar{position:sticky;top:0;z-index:40;background:rgba(231,233,238,.9);backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
.bar-in{width:var(--wrap);margin-inline:auto;display:flex;align-items:center;gap:1rem;padding:.6rem 0;min-height:56px}
.bar-brand{font-family:Syne;font-weight:800;letter-spacing:-.02em}
.bar-mid{margin-left:auto;font:500 .85rem/1 "IBM Plex Mono",monospace;color:var(--ink-2)}
.bar-mid strong{color:var(--ink)}
@media (max-width:620px){.bar-mid{display:none}.bar-in{justify-content:space-between}}

/* ── Botones ────────────────────────────────────────────────── */
.btn{
  display:inline-block;background:var(--ink);color:var(--paper-2);
  font:600 .95rem/1 "IBM Plex Sans",sans-serif;text-decoration:none;
  padding:.85rem 1.35rem;border-radius:999px;border:1px solid var(--ink);
  transition:transform .15s ease,box-shadow .15s ease,background .15s ease;
}
.btn:hover{background:#000;transform:translateY(-1px);box-shadow:var(--shadow)}
.btn.btn-sm{padding:.55rem 1rem;font-size:.85rem}
.btn.btn-lg{padding:1.05rem 1.9rem;font-size:1.02rem}
.btn-ghost{font-weight:500;font-size:.95rem;text-decoration:none;border-bottom:1px solid var(--line);padding-bottom:2px}
.btn-ghost:hover{border-color:var(--ink)}

/* ── Divulgación ────────────────────────────────────────────── */
.disclose{
  width:var(--wrap);margin:.9rem auto 0;padding:.7rem .9rem;
  background:var(--paper-2);border:1px solid var(--line);border-radius:10px;
  font-size:.82rem;line-height:1.5;color:var(--ink-2);
}
.disclose a{color:var(--ink);text-underline-offset:3px}

/* ── Hero ───────────────────────────────────────────────────── */
.hero{width:var(--wrap);margin-inline:auto;padding:3rem 0 3.5rem}
.hero-grid{display:grid;grid-template-columns:1.25fr .75fr;gap:3rem;align-items:center}
.eyebrow{font:500 .78rem/1.4 "IBM Plex Mono",monospace;text-transform:uppercase;letter-spacing:.09em;color:var(--ink-2);margin-bottom:1rem}
.hero h1{margin-bottom:1.1rem}
.lede{font-size:1.12rem;color:var(--ink-2);max-width:36em}
.hero-cta{display:flex;align-items:center;gap:1.5rem;flex-wrap:wrap;margin-top:1.8rem}

/* Firma: la cara del robot */
.face{margin:0;display:grid;justify-items:center;gap:.9rem}
.face-screen{
  width:100%;max-width:280px;aspect-ratio:10/16;background:var(--screen);
  border-radius:26px;border:1px solid #23283a;display:grid;place-items:center;
  box-shadow:0 30px 60px -30px rgba(11,13,20,.8), inset 0 0 60px rgba(95,224,240,.06);
}
.eyes{display:flex;gap:26px}
.eye{
  width:44px;height:60px;border-radius:20px;background:rgba(95,224,240,.14);
  display:grid;place-items:center;overflow:hidden;
  animation:blink 5.2s infinite;
}
.pupil{
  width:34px;height:46px;border-radius:15px;background:var(--eye);
  box-shadow:0 0 26px rgba(95,224,240,.75);
  transform:translate(var(--px,0),var(--py,0));transition:transform .18s ease-out;
}
@keyframes blink{0%,92%,100%{transform:scaleY(1)}95%{transform:scaleY(.08)}}
.face-body{
  width:100%;max-width:230px;height:52px;background:#1B1F2B;border-radius:12px;
  display:flex;align-items:center;justify-content:space-between;padding:0 10px;
}
.tread{width:34px;height:34px;border-radius:9px;background:repeating-linear-gradient(45deg,#0B0D14 0 4px,#2A3040 4px 8px)}
.face-cap{font:400 .8rem/1.4 "IBM Plex Mono",monospace;color:var(--ink-2);text-align:center;max-width:26ch}

@media (max-width:860px){
  .hero-grid{grid-template-columns:1fr;gap:2.2rem}
  .face{order:-1}
  .face-screen{max-width:200px}
}

/* ── Distribución ───────────────────────────────────────────── */
.split{background:var(--screen);color:var(--paper);padding:3.5rem 0}
.split > *{width:var(--wrap);margin-inline:auto}
.split h2{color:#fff}
.sec-lede{color:#A7AEC2;max-width:52ch;font-size:1.05rem}
.dist{list-style:none;padding:0;margin:2rem auto 1rem;display:grid;gap:.55rem}
.dist li{display:grid;grid-template-columns:6.5rem 1fr 3rem;align-items:center;gap:1rem}
.dl{font:400 .85rem/1 "IBM Plex Mono",monospace;color:#A7AEC2}
.db{height:14px;background:#1B1F2B;border-radius:99px;overflow:hidden}
.db i{display:block;height:100%;width:var(--w);background:var(--eye);border-radius:99px;
  animation:grow .9s cubic-bezier(.2,.8,.2,1) both}
.dist .bad .db i{background:var(--flag)}
.dv{font:500 .9rem/1 "IBM Plex Mono",monospace;text-align:right}
@keyframes grow{from{width:0}}
.split .foot{color:#6E7791}

.foot{font-size:.8rem;color:var(--ink-2);line-height:1.5}

/* ── Veredicto ──────────────────────────────────────────────── */
.verdict{width:var(--wrap);margin:4rem auto;text-align:center}
.ver-grid{display:grid;grid-template-columns:1fr 1fr;gap:1.2rem;margin:2rem 0 1.5rem;text-align:left}
.ver-card{background:var(--paper-2);border:1px solid var(--line);border-radius:var(--r);padding:1.6rem}
.ver-card.ok{border-top:4px solid var(--ok)}
.ver-card.no{border-top:4px solid var(--flag)}
.ver-card h3{margin-bottom:.9rem}
.ver-card ul{margin:0;padding-left:1.1rem;display:grid;gap:.55rem;color:var(--ink-2)}
.score-line{font-size:1.05rem;margin-bottom:1.4rem}
@media (max-width:760px){.ver-grid{grid-template-columns:1fr}}

/* ── Texto largo ────────────────────────────────────────────── */
.prose{width:var(--col);margin:4rem auto}
.prose h2{margin-bottom:1rem}
.prose h3{margin:2rem 0 .7rem}
.prose .sec-lede{color:var(--ink-2)}
.ticks{list-style:none;padding:0;margin:1.4rem 0;display:grid;gap:1rem}
.ticks li{padding-left:1.7rem;position:relative;color:var(--ink-2)}
.ticks li::before{content:"";position:absolute;left:0;top:.55em;width:9px;height:9px;border-radius:3px;background:var(--ok)}
.ticks strong{color:var(--ink)}

.flag{border-left:3px solid var(--flag);padding-left:1.3rem;margin:2rem 0}
.flag h3{margin:0 0 .6rem}
.flag p{color:var(--ink-2);margin:0}

.table-wrap{overflow-x:auto;margin:1.4rem 0;border:1px solid var(--line);border-radius:var(--r);background:var(--paper-2)}
.specs{width:100%;border-collapse:collapse;font-size:.95rem;min-width:480px}
.specs th,.specs td{text-align:left;padding:.85rem 1.1rem;border-bottom:1px solid var(--line);vertical-align:top}
.specs tbody tr:last-child th,.specs tbody tr:last-child td{border-bottom:0}
.specs th[scope=row]{font-weight:600;width:38%;color:var(--ink)}
.specs td{color:var(--ink-2)}
.specs thead th{font:600 .78rem/1 "IBM Plex Mono",monospace;text-transform:uppercase;letter-spacing:.07em;background:var(--paper);color:var(--ink-2)}
.cmp th[scope=row]{width:auto;font-family:Syne;font-weight:800}

/* ── FAQ ────────────────────────────────────────────────────── */
.faq{width:var(--col);margin:4rem auto}
.faq details{border-bottom:1px solid var(--line);padding:.3rem 0}
.faq summary{cursor:pointer;padding:1.1rem 2rem 1.1rem 0;font-weight:600;list-style:none;position:relative}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";position:absolute;right:.2rem;top:1rem;font-size:1.4rem;font-weight:400;color:var(--ink-2);transition:transform .2s}
.faq details[open] summary::after{transform:rotate(45deg)}
.faq details p{color:var(--ink-2);margin:0 0 1.2rem;max-width:60ch}

/* ── Cierre ─────────────────────────────────────────────────── */
.close{width:var(--col);margin:4rem auto 3rem;padding:2.5rem 0 0;border-top:1px solid var(--line)}
.close p{color:var(--ink-2)}
.close .btn{margin:1rem 0 1.5rem}

/* ── Pie ────────────────────────────────────────────────────── */
.site-foot{background:var(--screen);color:#A7AEC2;padding:3rem 0;font-size:.9rem}
.site-foot > *{width:var(--wrap);margin-inline:auto}
.site-foot strong{color:#fff;font-family:Syne;letter-spacing:-.02em}
.site-foot nav{display:flex;gap:1.5rem;flex-wrap:wrap;margin:1rem auto}
.site-foot nav a{color:var(--eye);text-decoration:none;text-underline-offset:3px}
.site-foot nav a:hover{text-decoration:underline}
.site-foot .foot{color:#6E7791;max-width:70ch}

/* ── Chat ───────────────────────────────────────────────────── */
.chat{position:fixed;right:1rem;bottom:1rem;z-index:60;display:grid;justify-items:end;gap:.6rem}
.chat-toggle{
  display:inline-flex;align-items:center;gap:.5rem;background:var(--ink);color:var(--paper-2);
  border:0;border-radius:999px;padding:.85rem 1.25rem;cursor:pointer;box-shadow:var(--shadow);
  font:600 .9rem/1 "IBM Plex Sans",sans-serif;
}
.chat-dot{width:8px;height:8px;border-radius:50%;background:var(--eye);box-shadow:0 0 10px var(--eye)}
.chat-panel{
  width:min(380px,calc(100vw - 2rem));height:min(560px,calc(100vh - 6rem));
  background:var(--paper-2);border:1px solid var(--line);border-radius:18px;
  box-shadow:0 24px 60px -20px rgba(18,20,28,.45);
  display:flex;flex-direction:column;overflow:hidden;
}
.chat-panel[hidden]{display:none}
.chat-head{display:flex;align-items:flex-start;justify-content:space-between;gap:1rem;padding:1rem 1.1rem;border-bottom:1px solid var(--line);background:var(--screen);color:#fff}
.chat-head strong{display:block;font-family:Syne;font-size:.98rem}
.chat-head small{color:#A7AEC2;font-size:.76rem}
.chat-x{background:0;border:0;color:#A7AEC2;font-size:1.6rem;line-height:1;cursor:pointer;padding:0 .2rem}
.chat-log{flex:1;overflow-y:auto;padding:1rem;display:grid;gap:.75rem;align-content:start}
.msg{max-width:88%;padding:.7rem .95rem;border-radius:14px;font-size:.92rem;line-height:1.55}
.msg p{margin:0 0 .6em}
.msg p:last-child{margin:0}
.msg.bot{background:#fff;border:1px solid var(--line);justify-self:start;border-bottom-left-radius:5px}
.msg.me{background:var(--ink);color:var(--paper-2);justify-self:end;border-bottom-right-radius:5px}
.msg.err{background:#FBE9E6;border:1px solid #F0C4BC;color:#8A2B1B;justify-self:start}
.chips{display:flex;flex-wrap:wrap;gap:.4rem}
.chip{background:0;border:1px solid var(--line);border-radius:999px;padding:.4rem .8rem;font-size:.8rem;cursor:pointer;font-family:inherit;color:var(--ink-2)}
.chip:hover{border-color:var(--ink);color:var(--ink)}
.typing{display:inline-flex;gap:4px}
.typing i{width:6px;height:6px;border-radius:50%;background:var(--ink-2);animation:bob 1.1s infinite}
.typing i:nth-child(2){animation-delay:.15s}
.typing i:nth-child(3){animation-delay:.3s}
@keyframes bob{0%,60%,100%{opacity:.3;transform:translateY(0)}30%{opacity:1;transform:translateY(-3px)}}
.chat-form{display:flex;gap:.5rem;padding:.75rem;border-top:1px solid var(--line);background:#fff}
.chat-form textarea{
  flex:1;resize:none;border:1px solid var(--line);border-radius:12px;padding:.6rem .75rem;
  font:400 .92rem/1.4 "IBM Plex Sans",sans-serif;max-height:120px;
}
.chat-send{background:var(--ink);color:#fff;border:0;border-radius:12px;padding:0 1rem;cursor:pointer;font:600 .88rem/1 "IBM Plex Sans",sans-serif}
.chat-send:disabled{opacity:.45;cursor:default}
.chat-foot{margin:0;padding:.5rem .9rem .75rem;font-size:.72rem;color:var(--ink-2);background:#fff;text-align:center}
@media (max-width:480px){.chat{right:.6rem;bottom:.6rem;left:.6rem;justify-items:stretch}.chat-toggle{justify-self:end}}