/* =========================
   LOCAL WEBFONTS
   ========================= */

@font-face {
  font-family: "IBM Plex Sans";
  src: url("../fonts/IBMPlexSans-Regular.woff2") format("woff2");
  font-weight: 400;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: "IBM Plex Sans";
  src: url("../fonts/IBMPlexSans-Medium.woff2") format("woff2");
  font-weight: 500;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: "IBM Plex Sans";
  src: url("../fonts/IBMPlexSans-SemiBold.woff2") format("woff2");
  font-weight: 600;
  font-style: normal;
  font-display: swap;
}

/* =========================
   BASE STYLES
   ========================= */

body,
input,
button {
  font-family:
    "IBM Plex Sans",
    system-ui,
    -apple-system,
    sans-serif;
}

.card {
  background: #fff;
  border: 1px solid #ddd;
  border-radius: 10px;
  padding: 16px;
  max-width: 1100px;
  width: min(1100px, 96vw);
  margin: 12px auto;
}

#chat {
  min-height: 520px;
  height: 60vh;
  overflow-y: auto;
  padding: 12px;
  background: #ffe8d6;
  border-radius: 8px;
}

.row {
  display: flex;
  gap: 8px;
  margin-top: 12px;
  padding-top: 12px;
  border-top: 1px solid #CC5500;
}

input[type="text"] {
  flex: 1;
  min-width: 0;
  padding: 10px;
  background: #ffe8d6;
  border: 1px solid #ccc;
  border-radius: 8px;
  font-size: 1rem;
  height: 44px;
  box-sizing: border-box;
}

button {
  height: 44px;
  padding: 0 16px;

  background: #CC5500;
  border: none;
  color: #ffffff;

  border-radius: 8px;
  font-weight: 500;
  cursor: pointer;
}

h1 {
  font-weight: 600;
  text-align: center;
  margin-bottom: 16px;
}

h2 {
  font-weight: 500;
}

.app-header {
  background: #CC5500;
  padding: 12px;
  margin-bottom: 16px;
  width: min(1100px, 96vw);
  border-radius: 8px;
  box-sizing: border-box;
  margin: 0 auto;
}


.app-header h1 {
  margin: 0;
  text-align: center;
  font-weight: 600;
}

@media (max-width: 768px) {
  .row {
    flex-direction: column;
  }

  .card {
    padding: 8;
    box-sizing: border-box;
  }

  input[type="text"],
  button {
    width: 100%;
    box-sizing: border-box;
  }

  
}


@media (max-width: 480px) {
  button {
    font-size: 1.1rem;
    color: #ffffff;
  }
}


@media (max-width: 480px) {
  #chat {
    max-height: 50vh;
    overflow-y: auto;
  }
}