/* Página del agente de Sloth Asesorías — guía de marca Sloth v2 (branding/brandguide.md):
   navy #0A1626 / #11253D, verde #16A34A (400 #4ADE80, 700 #15803D), neutros #475569 · #F8FAFC · #FAFAF9.
   Sora para títulos, Inter para cuerpo. Sin blanco ni negro puros. */
:root {
  --navy: #0A1626;
  --navy-2: #11253D;
  --verde: #16A34A;
  --verde-400: #4ADE80;
  --verde-700: #15803D;
  --gris: #475569;
  --claro: #F8FAFC;
  --calido: #FAFAF9;
  --borde: #E2E8F0;
  --sombra: 0 24px 60px -24px rgba(10, 22, 38, .45);
  --radio: 18px;
}
* { box-sizing: border-box; }
html, body { margin: 0; }
body {
  font-family: Inter, system-ui, -apple-system, "Segoe UI", sans-serif;
  color: var(--navy);
  background:
    radial-gradient(ellipse 70% 60% at 85% 20%, rgba(22, 163, 74, .14), transparent 70%),
    linear-gradient(170deg, var(--navy-2) 0%, var(--navy) 55%);
  background-attachment: fixed;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}
a { color: inherit; }

.cabecera {
  display: flex; align-items: center; justify-content: space-between;
  padding: 18px clamp(16px, 4vw, 48px);
  color: var(--calido);
}
.marca { display: flex; align-items: baseline; gap: 8px; text-decoration: none; }
.marca img { align-self: center; border-radius: 9px; }
.marca-nombre { font-family: Sora, sans-serif; font-weight: 800; font-size: 26px; letter-spacing: -.02em; }
.marca-sub { font-size: 12px; font-weight: 600; letter-spacing: .22em; text-transform: uppercase; color: var(--verde-400); }
.cabecera-link {
  font-size: 14px; font-weight: 600; text-decoration: none; color: var(--calido);
  border: 1px solid rgba(248, 250, 252, .25); border-radius: 999px; padding: 8px 16px;
}
.cabecera-link:hover { border-color: var(--verde-400); }

.principal {
  flex: 1;
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 460px);
  gap: clamp(24px, 4vw, 64px);
  align-items: start;
  padding: clamp(8px, 3vw, 32px) clamp(16px, 4vw, 48px) 32px;
  max-width: 1240px; width: 100%; margin: 0 auto;
}

.hero { color: var(--calido); padding-top: clamp(0px, 3vw, 40px); position: relative; }
.kicker { margin: 0 0 14px; font-size: 13px; font-weight: 600; letter-spacing: .18em; text-transform: uppercase; color: var(--verde-400); }
.hero h1 {
  font-family: Sora, sans-serif; font-weight: 700; letter-spacing: -.025em;
  font-size: clamp(32px, 4.4vw, 54px); line-height: 1.08; margin: 0 0 18px; max-width: 14ch;
}
.hero h1 em { font-style: normal; color: var(--verde-400); }
.bajada { font-size: clamp(16px, 1.4vw, 19px); line-height: 1.55; color: #CBD5E1; max-width: 46ch; margin: 0 0 22px; }
.puntos { list-style: none; padding: 0; margin: 0; display: grid; gap: 10px; }
.puntos li { display: flex; gap: 10px; align-items: center; font-size: 15px; color: #E2E8F0; }
.puntos li::before {
  content: ""; width: 18px; height: 18px; border-radius: 50%; flex: none;
  background: var(--verde) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M9.5 16.2 5.3 12l-1.4 1.4 5.6 5.6L20.1 8.4 18.7 7z' fill='%23FAFAF9'/%3E%3C/svg%3E") center / 13px no-repeat;
}
.mascota { display: block; width: min(380px, 80%); height: auto; margin: 26px 0 0 -8px; filter: drop-shadow(0 18px 30px rgba(0, 0, 0, .35)); }

.chat {
  background: var(--calido);
  border-radius: var(--radio);
  box-shadow: var(--sombra);
  display: flex; flex-direction: column;
  height: min(720px, calc(100vh - 120px));
  min-height: 520px;
  overflow: hidden;
  position: sticky; top: 20px;
}
.chat-cabecera { display: flex; align-items: center; gap: 12px; padding: 14px 18px; background: var(--navy); color: var(--calido); }
.chat-cabecera img { border-radius: 50%; background: var(--navy-2); }
.chat-titulo { margin: 0; font-family: Sora, sans-serif; font-weight: 700; font-size: 16px; }
.chat-estado { margin: 2px 0 0; font-size: 12.5px; color: var(--verde-400); }

.mensajes { list-style: none; margin: 0; padding: 18px; flex: 1; overflow-y: auto; display: flex; flex-direction: column; gap: 10px; background: var(--claro); }
.msg { max-width: 86%; padding: 10px 14px; border-radius: 16px; font-size: 15px; line-height: 1.5; white-space: pre-wrap; overflow-wrap: anywhere; }
.msg a { color: var(--verde-700); font-weight: 600; }
.msg-bot { align-self: flex-start; background: #FFFFFF; border: 1px solid var(--borde); border-bottom-left-radius: 6px; }
.msg-yo { align-self: flex-end; background: var(--navy); color: var(--calido); border-bottom-right-radius: 6px; }
.msg-yo a { color: var(--verde-400); }
.msg-humano { align-self: flex-start; background: #ECFDF3; border: 1px solid #BBF7D0; border-bottom-left-radius: 6px; }
.msg-etiqueta { display: block; font-size: 11.5px; font-weight: 600; color: var(--verde-700); margin-bottom: 3px; }
.msg-aviso { align-self: center; max-width: 92%; font-size: 13px; color: var(--gris); background: transparent; text-align: center; }
.escribiendo { display: inline-flex; gap: 4px; }
.escribiendo i { width: 7px; height: 7px; border-radius: 50%; background: #94A3B8; animation: salto 1.1s infinite ease-in-out; }
.escribiendo i:nth-child(2) { animation-delay: .15s; }
.escribiendo i:nth-child(3) { animation-delay: .3s; }
@keyframes salto { 0%, 80%, 100% { transform: translateY(0); opacity: .5; } 40% { transform: translateY(-4px); opacity: 1; } }

.sugerencias { display: flex; flex-wrap: wrap; gap: 8px; padding: 0 18px 12px; background: var(--claro); }
.sugerencias[hidden] { display: none; }
.sugerencias button {
  font: inherit; font-size: 13.5px; color: var(--navy); background: #FFFFFF;
  border: 1px solid var(--borde); border-radius: 999px; padding: 7px 12px; cursor: pointer;
}
.sugerencias button:hover { border-color: var(--verde); color: var(--verde-700); }

.escribir { display: flex; gap: 10px; align-items: flex-end; padding: 12px 14px; border-top: 1px solid var(--borde); background: var(--calido); }
.escribir textarea {
  flex: 1; resize: none; font: inherit; font-size: 15px; line-height: 1.45; color: var(--navy);
  border: 1px solid var(--borde); border-radius: 14px; padding: 10px 12px; max-height: 140px; background: #FFFFFF;
}
.escribir textarea:focus { outline: 2px solid var(--verde); outline-offset: 0; border-color: transparent; }
.escribir button {
  flex: none; width: 44px; height: 44px; border-radius: 50%; border: 0; cursor: pointer;
  background: var(--verde); color: #FFFFFF; display: grid; place-items: center;
}
.escribir button:hover { background: var(--verde-700); }
.escribir button:disabled { background: #94A3B8; cursor: default; }
.aviso { margin: 0; padding: 0 16px 12px; font-size: 12px; line-height: 1.45; color: var(--gris); background: var(--calido); }
.aviso a { color: var(--verde-700); font-weight: 600; }

.pie { color: #94A3B8; font-size: 13px; line-height: 1.5; text-align: center; padding: 8px 16px 26px; }
.pie p { margin: 4px auto; max-width: 70ch; }
.pie a { color: #E2E8F0; }
.pie-iatools { font-size: 12px; letter-spacing: .04em; }
.oculto { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }

@media (max-width: 900px) {
  .principal { grid-template-columns: 1fr; }
  .hero h1 { max-width: none; }
  .mascota { display: none; }
  .puntos { margin-bottom: 4px; }
  .chat { position: static; height: 70vh; min-height: 460px; }
}
@media (max-width: 480px) {
  .cabecera-link { display: none; }
  .msg { max-width: 92%; }
}
@media (prefers-reduced-motion: reduce) { .escribiendo i { animation: none; } }