/* ============================================================
   AM LINK HUB — Assistente (front-end)
   Tokens do design system Arthur Marra, escopados em .am-link-hub
   para não conflitar com o tema / Elementor.
   ============================================================ */

.am-link-hub {
  --am-navy-900: #0E1A30;
  --am-navy-800: #142340;
  --am-navy-700: #1A2B4C;
  --am-navy-500: #324F80;
  --am-navy-300: #8194BB;
  --am-navy-200: #B9C4D8;
  --am-navy-100: #E2E7F0;
  --am-navy-50:  #F2F5FA;
  --am-gold-700: #A8761C;
  --am-gold-500: #DAA131;
  --am-gold-400: #E5B655;
  --am-gold-100: #FBF1DB;
  --am-gray-800: #2C313B;
  --am-gray-600: #5E6675;
  --am-gray-200: #E1E4E9;
  --am-gray-50:  #F7F8FA;
  --am-font-heading: 'Montserrat', system-ui, sans-serif;
  --am-font-body: 'Hanken Grotesk', system-ui, sans-serif;

  font-family: var(--am-font-body);
  max-width: 420px;
  margin: 0 auto;
}

.am-lh-card {
  background: #fff;
  border: 1px solid var(--am-gray-200);
  border-radius: 16px;
  overflow: hidden;
  box-shadow: 0 18px 40px rgba(20, 35, 64, 0.14);
}

/* ---------------- Cabeçalho ---------------- */
.am-lh-head {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 16px 18px;
  background: linear-gradient(135deg, var(--am-navy-700), var(--am-navy-800));
}
.am-lh-avatar {
  width: 42px;
  height: 42px;
  border-radius: 999px;
  background: var(--am-gold-500);
  color: var(--am-navy-800);
  font-family: var(--am-font-heading);
  font-weight: 800;
  font-size: 15px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex: none;
}
.am-lh-title {
  color: #fff;
  font-family: var(--am-font-heading);
  font-weight: 700;
  font-size: 15px;
  line-height: 1.2;
}
.am-lh-sub {
  color: var(--am-navy-200);
  font-size: 12px;
}
.am-lh-status {
  width: 9px;
  height: 9px;
  border-radius: 999px;
  background: #2F7D5B;
  margin-left: auto;
  box-shadow: 0 0 0 3px rgba(47, 125, 91, 0.25);
}

/* ---------------- Thread ---------------- */
.am-lh-thread {
  padding: 18px;
  min-height: 220px;
  max-height: 380px;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 10px;
  background: var(--am-gray-50);
}
.am-lh-msg {
  max-width: 85%;
  padding: 10px 14px;
  border-radius: 14px;
  font-size: 14.5px;
  line-height: 1.5;
  color: var(--am-gray-800);
  animation: am-lh-pop 0.22s cubic-bezier(0.16, 1, 0.3, 1);
}
.am-lh-msg.bot {
  background: #fff;
  border: 1px solid var(--am-gray-200);
  border-bottom-left-radius: 4px;
  align-self: flex-start;
}
.am-lh-msg.user {
  background: var(--am-navy-700);
  color: #fff;
  border-bottom-right-radius: 4px;
  align-self: flex-end;
}
.am-lh-msg b { color: var(--am-navy-700); }
.am-lh-msg.user b { color: var(--am-gold-400); }

.am-lh-typing {
  align-self: flex-start;
  display: inline-flex;
  gap: 4px;
  padding: 12px 14px;
  background: #fff;
  border: 1px solid var(--am-gray-200);
  border-radius: 14px;
  border-bottom-left-radius: 4px;
}
.am-lh-typing i {
  width: 6px;
  height: 6px;
  border-radius: 999px;
  background: var(--am-navy-300);
  animation: am-lh-blink 1s infinite;
}
.am-lh-typing i:nth-child(2) { animation-delay: 0.15s; }
.am-lh-typing i:nth-child(3) { animation-delay: 0.3s; }

/* ---------------- Composer ---------------- */
.am-lh-composer {
  padding: 14px 18px 18px;
  background: #fff;
  border-top: 1px solid var(--am-gray-200);
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.am-lh-composer:empty { display: none; }

.am-lh-row { display: flex; gap: 8px; }
.am-lh-input {
  flex: 1;
  font-family: var(--am-font-body);
  font-size: 15px;
  color: var(--am-gray-800);
  background: #fff;
  border: 1.5px solid var(--am-gray-200);
  border-radius: 8px;
  padding: 11px 14px;
  outline: none;
  transition: border-color 0.14s, box-shadow 0.14s;
}
.am-lh-input:focus {
  border-color: var(--am-navy-500);
  box-shadow: 0 0 0 3px var(--am-navy-100);
}
.am-lh-send {
  font-family: var(--am-font-body);
  font-weight: 700;
  font-size: 14px;
  background: var(--am-gold-500);
  color: var(--am-navy-800);
  border: none;
  border-radius: 8px;
  padding: 0 18px;
  cursor: pointer;
  transition: filter 0.14s, transform 0.14s;
}
.am-lh-send:hover { filter: brightness(0.93); }
.am-lh-send:active { transform: translateY(1px); }

.am-lh-chips { display: flex; flex-wrap: wrap; gap: 8px; }
.am-lh-chip {
  font-family: var(--am-font-body);
  font-weight: 600;
  font-size: 13.5px;
  color: var(--am-navy-700);
  background: var(--am-navy-50);
  border: 1.5px solid var(--am-navy-100);
  border-radius: 999px;
  padding: 9px 16px;
  cursor: pointer;
  transition: background 0.14s, border-color 0.14s;
}
.am-lh-chip:hover {
  background: var(--am-gold-100);
  border-color: var(--am-gold-500);
}

.am-lh-skip {
  background: none;
  border: none;
  color: var(--am-gray-600);
  font-size: 13px;
  cursor: pointer;
  text-decoration: underline;
  text-underline-offset: 2px;
  align-self: center;
}
.am-lh-hint {
  font-size: 12px;
  color: var(--am-gray-600);
  text-align: center;
}
.am-lh-error {
  font-size: 12.5px;
  color: #B23A3A;
}

.am-lh-done {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-family: var(--am-font-body);
  font-weight: 700;
  font-size: 15px;
  background: var(--am-gold-500);
  color: var(--am-navy-800);
  border-radius: 8px;
  padding: 13px 18px;
  text-decoration: none;
  transition: filter 0.14s;
}
.am-lh-done:hover { filter: brightness(0.93); color: var(--am-navy-800); }

.am-lh-done--outline {
  background: transparent;
  border: 1.5px solid var(--am-navy-300);
  color: var(--am-navy-700);
}
.am-lh-done--outline:hover {
  filter: none;
  background: var(--am-navy-50);
  color: var(--am-navy-700);
}

@keyframes am-lh-pop {
  from { opacity: 0; transform: translateY(6px); }
  to   { opacity: 1; transform: none; }
}
@keyframes am-lh-blink {
  0%, 100% { opacity: 0.35; }
  50% { opacity: 1; }
}

@media (max-width: 480px) {
  .am-link-hub { max-width: 100%; }
  .am-lh-thread { max-height: 320px; }
}