* {
  font-family: "Roboto", sans-serif;
  margin: 0;
  padding: 0;
  text-decoration: none;
  box-sizing: border-box;
}

body {
  background-color: var(--colorBG);
  height: 100dvh;
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

body.dark img {
  filter: invert(100%);
}

header {
  background-color: var(--colorBG);
  color: var(--colorText);
  border-bottom: 1px solid var(--color1);
  height: 80px;
  width: 100%;
  display: flex;
  align-items: center;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: 0 80px;
}

header img {
  height: 32px;
}

header h1 {
  font-size: 1.5rem;
  font-weight: 900;
  padding-left: 6px;
}

header nav {
  color: var(--colorText);
  margin-left: auto;
}

nav ul li {
  list-style-type: none;
  display: inline-flex;
  margin-left: 20px;
  font-size: 1.2rem;
}

nav ul li a i {
  font-size: 1.2rem;
  color: var(--colorText);
  text-decoration: none;
  transition: 0.3s;
}

nav ul li a:hover {
  opacity: 70%;
  font-weight: 500;
}

nav ul li button {
  background-color: transparent;
  border: none;
}

nav ul li button i {
  transition: 0.3s;
  font-size: 1.2rem;
  cursor: pointer;
  color: var(--colorText);
}

nav ul li button i:hover {
  opacity: 70%;
}

main {
  padding-top: 80px;
  padding-bottom: 200px;
}

.container {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-height: 100%;
  text-align: center;
}

.home-container {
  width: 100%;
  max-width: 800px;
  margin: 0 auto;
  padding: 20px;
}

.home-container img {
  margin: 20px auto;
  max-width: 80%;
  height: auto;
  max-height: 280px;
  display: block;
}

.home-container h2 {
  color: var(--colorText);
  font-size: 1.5rem;
  text-align: center;
}

.chat-container {
  width: 100%;
  max-width: 800px;
  padding: 20px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  overflow-y: auto;
  max-height: calc(100dvh - 320px);
}

.question {
  font-size: 1rem;
  background-color: var(--color2);
  text-align: end;
  padding: 10px 15px;
  border-radius: 20px 20px 0px 20px;
  align-self: flex-end;
  max-width: 80%;
  width: fit-content;
  word-break: break-word;
}

.response-block {
  display: flex;
}

.response-block button {
  background-color: transparent;
  border: none;
  color: var(--colorText);
  font-size: 1rem;
  padding: 0.2rem;
  cursor: pointer;
  align-self: end;
  transition: 0.5s;
}

.response-block button:hover {
  opacity: 70%;
  scale: 1.1;
}

.response-block .copied-message {
  display: flex;
  align-self: end;
  font-size: 0.8rem;
  color: var(--colorText);
  opacity: 80%;
}

.response {
  font-size: 1rem;
  background-color: var(--color3);
  text-align: start;
  padding: 10px 15px;
  border-radius: 20px 20px 20px 0px;
  align-self: flex-start;
  max-width: 80%;
  width: fit-content;
  word-break: break-word;
  white-space: pre-wrap;
}

.home-container.disable,
.chat-container.disable,
.delete.disable,
.msg-delete.disable {
  display: none !important;
}

.form-container {
  position: fixed;
  bottom: 30px;
  left: 0;
  right: 0;
  background-color: var(--colorBG);
  padding: 10px 20px;
  z-index: 1000;
  max-height: 400px;
}

.form-container .delete {
  display: flex;
  max-width: 800px;
  margin: 0 auto;
  height: 40px;
}

#btn-export {
  padding: 10px;
  background-color: transparent;
  color: var(--colorText);
  border: none;
  font-size: 1rem;
  cursor: pointer;
  margin-right: auto;
  border-radius: 20px;
  transition: 0.3s;
}

#btn-export:hover {
  scale: 1.1;
  background-color: transparent;
  border-radius: 20px;
  opacity: 80%;
}

.msg-delete {
  font-size: 1rem;
  color: var(--colorText);
  align-self: center;
  margin-left: 20px;
}

#btn-delete {
  padding: 10px;
  background-color: transparent;
  color: var(--colorText);
  border: none;
  font-size: 1rem;
  cursor: pointer;
  margin-left: auto;
  border-radius: 20px;
  transition: 0.3s;
}

#btn-delete:hover {
  scale: 1.1;
  background-color: transparent;
  border-radius: 20px;
  opacity: 80%;
}

.chat-form {
  display: flex;
  flex-direction: column;
  max-width: 800px;
  margin: 0 auto;
  gap: 10px;
}

.chat-form textarea {
  height: 100px;
  resize: none;
  overflow-y: auto;
  background-color: #ffffff;
  border: 1px solid var(--color1);
  border-radius: 20px;
  font-size: 0.9rem;
  color: #1f1f1f;
  padding: 10px 20px;
}

.chat-form textarea:focus {
  outline: none;
  border: 1px solid var(--color1);
  box-shadow: none;
}

.sr-only {
  display: none;
}

.chat-form > div {
  display: flex;
  width: 100%;
  gap: 5px;
}

#apiKey {
  background-color: #ffffff;
  font-size: 0.9rem;
  padding: 10px;
  border: 1px solid var(--color1);
  border-radius: 20px;
  font-size: 0.9rem;
  color: #1f1f1f;
  width: 700px;
  min-width: 50px;
}

#apiKey:focus {
  outline: none;
  border: 1px solid var(--color1);
}

#ia-model {
  background-color: #ffffff;
  font-size: 0.9rem;
  padding: 10px 20px;
  border: 1px solid var(--color1);
  border-radius: 20px;
  font-size: 0.8rem;
  color: #1f1f1f;
  width: 150px;
}

#ia-model:focus {
  outline: none;
  border: 1px solid var(--color1);
}

.chat-form button {
  padding: 10px;
  background-color: var(--color2);
  color: var(--colorText);
  border: none;
  border-radius: 20px;
  font-size: 1rem;
  cursor: pointer;
  transition: 0.3s;
}

.chat-form button:hover {
  opacity: 70%;
}

footer {
  background-color: var(--colorBG);
  height: 30px;
  border-top: 1px solid var(--color1);
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  display: flex;
  justify-content: center;
  align-items: center;
}

footer p {
  font-size: 0.8rem;
  color: var(--colorText);
}