/* Logística — Instituto i3 (Manrope + Poppins), paleta naranja mezclada con negro, solo tema claro. */
:root{
  --bg:#FFF8F2; --card:#FFFFFF; --border:#F6E1D1; --border-strong:#EECAB0;
  --ink:#24150C; --muted:#8A5634; --faint:#C39374;
  --accent:#C2410C; --accent-hover:#9A3412; --accent-soft:#FFEFE3;
  --i3-dark:#0E0B09; --i3-naranja:#FF6A1A; --i3-naranja-hover:#F2550A; --i3-naranja-deep:#9A3412; --i3-naranja-soft:#FFF3EA; --i3-ambar:#FFB547;
  --i3-grad:linear-gradient(135deg,#FFA04A 0%,#FF6A1A 50%,#E2470A 100%);
  --i3-hero:radial-gradient(ellipse 42% 30% at 50% 108%,rgba(255,236,180,.95) 0%,rgba(255,190,90,.6) 40%,rgba(255,106,26,0) 75%),
            linear-gradient(100deg,#E2470A 0%,#F2550A 22%,#FF6A1A 50%,#F2550A 78%,#E2470A 100%);
  --ok-bg:#ECFDF3; --ok-tx:#067647; --bad-bg:#FEF3F2; --bad-tx:#B42318;
  --warn-bg:#FFFAEB; --warn-tx:#B54708;
  --radius:12px;
  --shadow:0 1px 2px rgba(16,24,40,.06), 0 1px 3px rgba(16,24,40,.08);
  color-scheme:light;
}
*{box-sizing:border-box}
html,body{margin:0}
body{background:var(--bg);color:var(--ink);font:14px/1.55 Poppins,system-ui,-apple-system,"Segoe UI",sans-serif;-webkit-font-smoothing:antialiased}
a{color:var(--accent)}
h1,h2,h3{margin:0 0 .5rem;line-height:1.25;font-family:Manrope,Poppins,sans-serif;font-weight:800;color:var(--i3-dark)}
h1{font-size:20px} h2{font-size:16px} h3{font-size:14px}

.top{display:flex;align-items:center;gap:16px;padding:12px 24px;background:var(--card);border-bottom:1px solid var(--border);position:sticky;top:0;z-index:5}
.top .marca{font-family:Manrope,sans-serif;font-weight:800;font-size:16px;display:flex;align-items:center;gap:8px}
.top .marca span{display:inline-grid;place-items:center;width:28px;height:28px;border-radius:8px;background:var(--i3-grad);color:#fff;font-size:13px}
.top nav{display:flex;gap:4px;flex-wrap:wrap}
.top nav a{padding:6px 10px;border-radius:8px;text-decoration:none;color:var(--muted);font-weight:500}
.top nav a.activo,.top nav a:hover{background:var(--accent-soft);color:var(--accent)}
.top .usuario{margin-left:auto;display:flex;align-items:center;gap:10px;color:var(--muted);font-size:13px}

main{max-width:1200px;margin:0 auto;padding:24px 16px 64px}
.card{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow);padding:20px;margin-bottom:16px}
.fila{display:flex;gap:12px;flex-wrap:wrap;align-items:flex-end}
.fila > *{flex:1 1 160px}
.grid-kpi{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:12px;margin-bottom:16px}
.kpi{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);padding:16px}
.kpi .n{font-size:24px;font-weight:700}
.kpi .l{color:var(--muted);font-size:12px;text-transform:uppercase;letter-spacing:.04em}

label{display:block;font-size:12px;font-weight:600;color:var(--muted);margin-bottom:4px}
input,select,textarea{width:100%;padding:8px 10px;border:1px solid var(--border-strong);border-radius:8px;font:inherit;background:#fff;color:var(--ink)}
input:focus,select:focus,textarea:focus{outline:2px solid var(--accent-soft);border-color:var(--accent)}
button,.btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;padding:8px 14px;border-radius:8px;border:1px solid var(--accent);background:var(--accent);color:#fff;font:inherit;font-weight:600;cursor:pointer;text-decoration:none;white-space:nowrap}
button:hover{background:var(--accent-hover)}
button.sec{background:#fff;color:var(--ink);border-color:var(--border-strong)}
button.sec:hover{background:var(--bg)}
button.peligro{background:#fff;color:var(--bad-tx);border-color:#FECDCA}
button:disabled{opacity:.5;cursor:default}
button.mini{padding:4px 8px;font-size:12px}

.tabs{display:flex;gap:4px;border-bottom:1px solid var(--border);margin-bottom:16px;overflow-x:auto}
.tabs button{background:none;border:none;border-bottom:2px solid transparent;border-radius:0;color:var(--muted);padding:10px 14px}
.tabs button.activo{color:var(--accent);border-bottom-color:var(--accent)}
.tabs button:hover{background:none;color:var(--ink)}

.tabla-wrap{overflow-x:auto}
table{width:100%;border-collapse:collapse;font-size:13px}
th,td{text-align:left;padding:8px 10px;border-bottom:1px solid var(--border);vertical-align:top}
th{font-size:12px;color:var(--muted);font-weight:600;background:#FFF3E9;position:sticky;top:0}
td.num,th.num{text-align:right;font-variant-numeric:tabular-nums}
tr:hover td{background:#FFF8F2}

.pill{display:inline-block;padding:2px 8px;border-radius:999px;font-size:12px;font-weight:600;background:var(--bg);color:var(--muted)}
.pill.ok{background:var(--ok-bg);color:var(--ok-tx)}
.pill.bad{background:var(--bad-bg);color:var(--bad-tx)}
.pill.warn{background:var(--warn-bg);color:var(--warn-tx)}
.pill.info{background:var(--accent-soft);color:var(--accent)}

.aviso{padding:12px 14px;border-radius:8px;background:var(--warn-bg);color:var(--warn-tx);margin-bottom:16px}
.vacio{color:var(--faint);text-align:center;padding:24px}
.muted{color:var(--muted)}
.oculto{display:none!important}

.login{max-width:380px;margin:10vh auto}
.login .card{padding:28px}
.login h1{margin-bottom:4px}

#toast{position:fixed;bottom:20px;left:50%;transform:translateX(-50%);background:var(--ink);color:#fff;padding:10px 16px;border-radius:8px;font-size:13px;opacity:0;pointer-events:none;transition:opacity .2s;z-index:50;max-width:calc(100% - 32px)}
#toast.ver{opacity:1}
#toast.error{background:var(--bad-tx)}

.chat{display:flex;flex-direction:column;gap:8px;max-height:420px;overflow-y:auto;padding:4px 0 12px}
.chat .m{padding:10px 12px;border-radius:10px;max-width:85%;white-space:pre-wrap}
.chat .m.user{align-self:flex-end;background:var(--accent-soft)}
.chat .m.assistant{align-self:flex-start;background:var(--bg);border:1px solid var(--border)}

@media (max-width:640px){
  .top{padding:10px 16px;flex-wrap:wrap}
  .top .usuario{margin-left:0;width:100%}
  main{padding:16px 16px 48px}
  .card{padding:16px}
}

/* ───────────── Home pública (landing) ───────────── */
.lp-nav{background:var(--i3-dark);color:#fff;display:flex;align-items:center;gap:28px;padding:14px 32px}
.lp-nav .marca{font-family:Manrope,sans-serif;font-weight:800;font-size:20px;display:flex;align-items:center;gap:10px;color:#fff;text-decoration:none}
.lp-nav .marca span{display:inline-grid;place-items:center;width:34px;height:34px;border-radius:10px;background:var(--i3-grad);font-size:14px}
.lp-nav nav{display:flex;gap:22px}
.lp-nav nav a{color:#fff;text-decoration:none;font-weight:600;font-size:14px;opacity:.9}
.lp-nav nav a:hover{opacity:1;text-decoration:underline}
.lp-nav .der{margin-left:auto}
.btn-naranja{background:var(--i3-naranja);border-color:var(--i3-naranja);color:var(--i3-dark);border-radius:999px;padding:10px 20px;font-family:Manrope,sans-serif;font-weight:800}
.btn-naranja:hover{background:var(--i3-ambar);border-color:var(--i3-ambar);color:var(--i3-dark)}

.lp-sticky{position:sticky;top:0;z-index:20;background:#fff;padding:14px 32px;box-shadow:0 2px 10px rgba(30,26,43,.06)}
.lp-sticky .barra{display:flex;align-items:center;gap:16px;background:#fff;border:1px solid var(--border);border-radius:14px;padding:10px 10px 10px 20px;box-shadow:0 6px 18px rgba(194,65,12,.08)}
.lp-sticky .frase{font-family:Manrope,sans-serif;font-weight:800;font-size:18px;color:var(--i3-dark);white-space:nowrap}
.lp-sticky .frase b{color:var(--i3-dark);box-shadow:inset 0 -.42em 0 var(--i3-naranja)}
.lp-sticky .opciones{display:flex;gap:8px;margin-left:auto;flex-wrap:wrap}
.chip{background:var(--accent-soft);color:var(--accent);border:1px solid transparent;border-radius:999px;padding:8px 14px;font-weight:600;font-size:13px}
.chip:hover{background:#fff;border-color:var(--accent);color:var(--accent)}
.chip.activo{background:var(--accent);color:#fff}

.lp-hero{scroll-margin-top:80px;background:var(--i3-hero);color:#fff;text-align:center;padding:96px 24px 120px;position:relative;overflow:hidden;margin:16px 24px 0;border-radius:24px}
.lp-hero::before{content:"";position:absolute;inset:0;background:radial-gradient(circle at 1px 1px,rgba(255,255,255,.16) 1px,transparent 1.4px) 0 0/9px 9px;pointer-events:none;-webkit-mask-image:radial-gradient(ellipse 75% 70% at 50% 45%,#000 30%,transparent 85%);mask-image:radial-gradient(ellipse 75% 70% at 50% 45%,#000 30%,transparent 85%)}
.lp-hero .eyebrow{font-family:Manrope,sans-serif;font-weight:800;letter-spacing:.02em;font-size:18px;display:inline-flex;align-items:center;gap:10px;margin-bottom:22px}
.lp-hero .eyebrow span{display:inline-grid;place-items:center;width:30px;height:30px;border-radius:9px;background:rgba(255,255,255,.2);font-size:13px}
.lp-hero > *{position:relative;z-index:1}
.lp-hero h1{color:#fff;font-size:clamp(30px,5vw,56px);line-height:1.1;max-width:1000px;margin:0 auto 16px;letter-spacing:-.01em}
.lp-hero p.sub{font-size:clamp(15px,1.6vw,19px);opacity:.95;margin:0 auto 36px;max-width:720px}
.lp-acceso{position:relative;z-index:1;max-width:980px;margin:0 auto;background:#fff;border-radius:16px;padding:10px;display:flex;gap:8px;align-items:center;box-shadow:0 18px 40px rgba(30,26,43,.25)}
.lp-acceso input{border:none;font-size:17px;padding:14px 16px;background:transparent;flex:1 1 220px;min-width:0}
.lp-acceso input:focus{outline:none;background:var(--bg);border-radius:10px}
.lp-acceso .sep{width:1px;align-self:stretch;background:var(--border);margin:8px 0}
.lp-acceso button{background:var(--i3-dark);border-color:var(--i3-dark);border-radius:12px;padding:16px 26px;font-family:Manrope,sans-serif;font-weight:800;font-size:15px}
.lp-acceso button:hover{background:#000}
.lp-ayuda{position:relative;z-index:1;margin-top:14px;font-size:13px;opacity:.9}
.lp-ayuda a{color:#fff}
.lp-modulo{position:relative;z-index:1;margin:0 auto 14px;font-size:14px;font-weight:600;min-height:20px}

.lp-flujo{scroll-margin-top:80px;max-width:1180px;margin:0 auto;padding:72px 24px}
.lp-flujo h2{font-size:clamp(24px,3vw,34px);text-align:center}
.lp-flujo .intro{text-align:center;color:var(--muted);max-width:720px;margin:0 auto 40px;font-size:16px}
.pasos{display:grid;grid-template-columns:repeat(auto-fit,minmax(210px,1fr));gap:18px;counter-reset:paso}
.paso{border-radius:18px;padding:24px;position:relative;color:var(--i3-dark)}
.paso:nth-child(odd){background:linear-gradient(#FFE6D3 0%,#FFF5EC 100%)}
.paso:nth-child(even){background:linear-gradient(#F1EEEB 0%,#FAF8F6 100%)}
.paso:nth-child(5){background:linear-gradient(135deg,#FF8A3D 0%,#F2550A 100%);color:#fff}
.paso:nth-child(5) h3{color:#fff}
.paso:nth-child(5) p{color:#FFF1E6}
.paso:nth-child(5) .quien{background:rgba(255,255,255,.85);color:var(--accent-hover)}
.paso:nth-child(5)::before{background:#fff;color:var(--accent)}
.paso::before{counter-increment:paso;content:counter(paso);display:inline-grid;place-items:center;width:34px;height:34px;border-radius:50%;background:var(--i3-naranja);color:#fff;font-family:Manrope,sans-serif;font-weight:800;margin-bottom:14px}
.paso h3{font-size:17px}
.paso p{margin:0;font-size:14px;color:#3d3650}
.paso .quien{display:inline-block;margin-top:12px;font-size:12px;font-weight:600;background:rgba(255,255,255,.7);border-radius:999px;padding:3px 10px}

.lp-roles{background:#FBF7F3;padding:64px 24px}
.lp-roles .grid{max-width:1180px;margin:0 auto;display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:18px}
.rol{background:#fff;border-radius:18px;padding:28px;border:1px solid #F0E4DA}
.rol h3{font-size:20px}
.rol ul{margin:10px 0 0;padding-left:18px;color:#3d3650}
.rol li{margin:4px 0}
.lp-pie{background:var(--i3-dark);color:#E9C9B2;text-align:center;padding:28px 16px;font-size:13px}
.lp-pie b{color:#fff}

@media (max-width:820px){
  .lp-nav{padding:12px 16px;gap:14px}
  .lp-nav nav{display:none}
  .lp-sticky{padding:10px 16px}
  .lp-sticky .barra{flex-wrap:wrap;padding:12px}
  .lp-sticky .frase{font-size:15px;white-space:normal;width:100%}
  .lp-sticky .opciones{margin-left:0}
  .lp-hero{padding:56px 16px 72px;margin:8px 8px 0;border-radius:18px}
  .lp-acceso{flex-direction:column;align-items:stretch;padding:12px}
  .lp-acceso .sep{display:none}
  .lp-acceso input{border:1px solid var(--border);border-radius:10px;flex:0 0 auto;font-size:16px;padding:12px 14px}
  .lp-flujo,.lp-roles{padding:48px 16px}
}

/* Ruth — agente de IA */
.ruth-cab{display:flex;gap:14px;align-items:center;margin-bottom:12px}
.ruth-avatar{flex:0 0 auto;width:44px;height:44px;border-radius:50%;background:var(--i3-grad);color:#fff;display:grid;place-items:center;font-family:Manrope,sans-serif;font-weight:800;font-size:18px}
.ruth .chat{min-height:180px;background:#FFFAF6;border:1px solid #F5E6DA;border-radius:12px;padding:12px}
.ruth .chat .m.assistant{background:#fff}
.sugerencias{display:flex;gap:8px;flex-wrap:wrap;margin:12px 0}

/* Sección Ruth en la home */
.lp-ruth{scroll-margin-top:80px;background:var(--i3-dark);color:#fff;padding:72px 24px;text-align:center}
.lp-ruth-in{max-width:1100px;margin:0 auto}
.lp-ruth h2{color:#fff;font-size:clamp(24px,3vw,36px)}
.lp-ruth .intro{color:#C9C3D8;font-size:16px;max-width:680px;margin:0 auto 36px}
.ruth-avatar.grande{width:64px;height:64px;font-size:26px;margin:0 auto 16px}
.transf{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:16px;margin-bottom:32px;text-align:left}
.tr{background:#17141F;border:1px solid #2C2738;border-radius:18px;padding:24px}
.tr .de{color:#C9C3D8;font-size:14px;font-weight:600}
.tr .flecha{color:var(--i3-naranja);font-size:22px;font-weight:800;margin:4px 0}
.tr .a{font-family:Manrope,sans-serif;font-weight:800;font-size:26px;color:var(--i3-naranja)}
.tr p{color:#C9C3D8;margin:10px 0 0;font-size:14px}
@media (max-width:820px){.lp-ruth{padding:48px 16px}}

/* Ruth dentro del hero (junto al login) */
.lp-hero-ruth{max-width:980px;margin:44px auto 0;text-align:left;scroll-margin-top:90px;background:#fff;color:var(--i3-dark);border-radius:22px;padding:26px 26px 24px;box-shadow:0 24px 60px rgba(120,35,0,.35),0 2px 0 rgba(255,255,255,.6) inset}
.hr-cab{display:flex;align-items:center;gap:14px;margin-bottom:18px}
.hr-cab .ruth-avatar{width:52px;height:52px;font-size:22px;background:var(--i3-grad);color:#fff;box-shadow:0 0 0 4px var(--accent-soft)}
.hr-txt b{display:block;font-family:Manrope,sans-serif;font-weight:800;font-size:22px;color:var(--i3-dark)}
.hr-txt span{display:block;font-size:15px;color:var(--muted)}
.hr-txt .ia{display:inline-block;vertical-align:middle;margin-left:8px;background:var(--i3-naranja);color:#fff;font-family:Poppins,sans-serif;font-size:11px;font-weight:700;letter-spacing:.06em;border-radius:999px;padding:2px 9px}
.lp-hero .transf{margin-bottom:0;gap:14px}
.lp-hero .tr{background:linear-gradient(180deg,#FFF6EF 0%,#FFFFFF 100%);border:1px solid #FFD9BE;padding:20px 22px;border-radius:16px;transition:transform .15s ease,box-shadow .15s ease}
.lp-hero .tr:hover{transform:translateY(-3px);box-shadow:0 12px 28px rgba(242,85,10,.18)}
.lp-hero .tr .de{color:var(--muted);font-size:13px}
.lp-hero .tr .flecha{color:var(--i3-naranja)}
.lp-hero .tr .a{color:var(--i3-naranja-hover);font-size:26px}
.lp-hero .tr p{color:#3B2A20;font-size:14px}
@media (max-width:820px){
  .lp-hero-ruth{margin-top:32px;padding:20px 16px}
  .hr-txt b{font-size:18px}
  .hr-cab .ruth-avatar{width:44px;height:44px;font-size:18px}
}

/* Celular: barra fija compacta (una fila de opciones que se desliza de lado) */
@media (max-width:820px){
  .lp-sticky{padding:8px 12px}
  .lp-sticky .barra{gap:8px;padding:10px 12px;border-radius:12px}
  .lp-sticky .frase{font-size:15px}
  .lp-sticky .opciones{flex-wrap:nowrap;overflow-x:auto;width:100%;gap:6px;scrollbar-width:none;-webkit-overflow-scrolling:touch}
  .lp-sticky .opciones::-webkit-scrollbar{display:none}
  .lp-sticky .opciones .btn-naranja{display:none}
  .lp-sticky .chip{flex:0 0 auto;padding:6px 12px;font-size:12px}
  .lp-hero .eyebrow{font-size:15px}
}

/* Barra fija «Chatea con tu plan de logística» — estilo corporativo */
.lp-sticky{background:#fff;border-bottom:1px solid var(--border);box-shadow:none;padding:10px 32px}
.lp-sticky .barra{border:1px solid var(--border);border-radius:10px;box-shadow:0 1px 2px rgba(16,24,40,.05);padding:8px 8px 8px 18px;gap:18px}
.lp-sticky .frase{font-family:Manrope,sans-serif;font-weight:700;font-size:15px;color:var(--i3-dark);letter-spacing:-.005em;display:flex;align-items:center;gap:10px;padding-right:18px;border-right:1px solid var(--border)}
.lp-sticky .frase::before{content:"";width:8px;height:8px;border-radius:2px;background:var(--i3-naranja);flex:0 0 auto}
.lp-sticky .frase b{color:var(--accent);box-shadow:none;font-weight:800}
.lp-sticky .opciones{margin-left:0;flex:1;gap:6px}
.lp-sticky .chip{background:#fff;color:var(--accent-hover);border:1px solid var(--border-strong);border-radius:8px;padding:7px 12px;font-size:13px;font-weight:500}
.lp-sticky .chip:hover{background:#FFF3E9;border-color:var(--accent);color:var(--accent)}
.lp-sticky .chip.activo{background:var(--i3-dark);border-color:var(--i3-dark);color:#fff}
.lp-sticky .opciones .btn-naranja{margin-left:auto;background:var(--i3-dark);border-color:var(--i3-dark);color:#fff;border-radius:8px;padding:8px 18px;font-size:13px}
.lp-sticky .opciones .btn-naranja:hover{background:#2A2420;border-color:#2A2420;color:#fff}
@media (max-width:820px){
  .lp-sticky{padding:8px 12px}
  .lp-sticky .barra{padding:10px 12px;gap:8px}
  .lp-sticky .frase{border-right:none;padding-right:0;font-size:14px}
  .lp-sticky .chip{padding:6px 10px;font-size:12px}
}

/* Hero en dos columnas: texto a la izquierda, acceso arriba a la derecha */
.lp-hero{text-align:left;padding:64px 48px 96px}
.lp-hero-grid{position:relative;z-index:1;max-width:1100px;margin:0 auto;display:grid;grid-template-columns:minmax(0,1fr) 380px;gap:48px;align-items:start}
.lp-hero-txt{padding-top:24px}
.lp-hero .eyebrow{justify-content:flex-start}
.lp-hero h1{margin:0 0 16px;max-width:none}
.lp-hero p.sub{margin:0;max-width:560px}
.lp-login{background:#fff;color:var(--i3-dark);border-radius:18px;padding:24px;box-shadow:0 24px 60px rgba(120,35,0,.35)}
.lp-login-t{font-family:Manrope,sans-serif;font-weight:800;font-size:18px;margin-bottom:6px}
.lp-login .lp-modulo{margin:0 0 8px;font-size:13px;color:var(--accent);min-height:0}
.lp-login label{margin:12px 0 6px;color:var(--accent-hover)}
.lp-login input{font-size:15px;padding:11px 12px;border-radius:10px}
.lp-login button{width:100%;margin-top:18px;background:var(--i3-dark);border-color:var(--i3-dark);border-radius:10px;padding:13px;font-family:Manrope,sans-serif;font-weight:800;font-size:15px}
.lp-login button:hover{background:#2A2420;border-color:#2A2420}
.lp-login .lp-ayuda{margin-top:14px;font-size:13px;color:var(--muted);opacity:1;display:flex;flex-direction:column;gap:4px}
.lp-login .lp-ayuda a{color:var(--accent);font-weight:600}
.lp-hero-ruth{max-width:1100px}
@media (max-width:900px){
  .lp-hero{padding:40px 16px 64px;text-align:center}
  .lp-hero-grid{grid-template-columns:1fr;gap:28px}
  .lp-hero-txt{padding-top:0}
  .lp-hero .eyebrow{justify-content:center}
  .lp-hero p.sub{margin:0 auto}
  .lp-login{text-align:left;padding:20px}
}

/* Subtítulo de Ruth: «Chatea con tu plan de logística» */
.hr-txt .hr-frase{display:flex;align-items:center;gap:8px;font-family:Manrope,sans-serif;font-weight:700;font-size:16px;color:var(--i3-dark);margin-top:2px}
.hr-txt .hr-frase::before{content:"";width:8px;height:8px;border-radius:2px;background:var(--i3-naranja);flex:0 0 auto}
.hr-txt .hr-frase em{font-style:normal;font-weight:800;color:var(--accent)}

/* Admin: barra "Ver el portal como" */
.ver-como{display:flex;align-items:center;gap:12px;flex-wrap:wrap;background:var(--i3-naranja-soft);border:1px solid #FFD9BE;border-radius:12px;padding:10px 14px;margin-bottom:18px}
.ver-como label{margin:0;color:var(--i3-dark);font-size:13px}
.ver-como select{width:auto;min-width:220px;padding:6px 10px}
.ver-como .vc-tag{background:var(--i3-dark);color:#fff;border-radius:6px;padding:3px 8px;font-size:11px;font-weight:700;letter-spacing:.04em;text-transform:uppercase}
.ver-como .muted{font-size:12px}

/* Enlace Admin / Vista de usuario (arriba a la derecha) */
.top .marca{text-decoration:none;color:var(--i3-dark)}
.btn-admin{display:inline-flex;align-items:center;background:var(--i3-dark);color:#fff;border-radius:8px;padding:6px 14px;font-size:13px;font-weight:700;text-decoration:none;font-family:Manrope,sans-serif}
.btn-admin:hover{background:var(--i3-naranja);color:var(--i3-dark)}

/* Hero centrado: Ruth al centro, acceso debajo */
.lp-hero{text-align:center;padding:64px 24px 72px}
.lp-hero-centro{position:relative;z-index:1;max-width:860px;margin:0 auto}
.lp-hero .eyebrow{justify-content:center}
.lp-hero h1{margin:0 auto 14px;max-width:820px}
.lp-hero p.sub{margin:0 auto 28px;max-width:680px}
.lp-chat{display:flex;align-items:flex-end;gap:10px;background:#fff;border-radius:22px;padding:10px 10px 10px 12px;box-shadow:0 18px 44px rgba(120,35,0,.35);text-align:left}
.lp-chat .ruth-avatar{width:36px;height:36px;font-size:15px;flex:0 0 auto;margin-bottom:2px}
.lp-chat textarea{flex:1;border:none;resize:none;font:inherit;font-size:16px;line-height:1.5;padding:8px 4px;max-height:160px;background:transparent;color:var(--i3-dark);outline:none}
.lp-chat textarea:focus{outline:none;border:none}
.lp-chat button{width:40px;height:40px;padding:0;border-radius:50%;background:var(--i3-dark);border-color:var(--i3-dark);color:var(--i3-naranja);font-size:20px;flex:0 0 auto}
.lp-chat button:hover{background:var(--i3-naranja);border-color:var(--i3-naranja);color:var(--i3-dark)}
.lp-chat-sug{display:flex;gap:8px;justify-content:center;flex-wrap:wrap;margin:12px 0 26px}
.lp-chat-sug .chip{background:rgba(255,255,255,.16);color:#fff;border:1px solid rgba(255,255,255,.45)}
.lp-chat-sug .chip:hover{background:#fff;color:var(--accent);border-color:#fff}
.lp-hero .lp-login{max-width:720px;margin:0 auto;padding:16px 18px;text-align:left}
.lp-login-fila{display:grid;grid-template-columns:1fr 1fr auto;gap:8px;margin-top:8px}
.lp-hero .lp-login button{width:auto;margin:0;padding:0 22px}
.lp-hero .lp-login .lp-login-t{font-size:15px}
.lp-hero .lp-login .lp-ayuda{flex-direction:row;gap:12px;flex-wrap:wrap;margin-top:10px}
@media (max-width:820px){
  .lp-hero{padding:44px 16px 56px}
  .lp-login-fila{grid-template-columns:1fr}
  .lp-hero .lp-login button{width:100%;padding:12px}
}