/* Geral */

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: "Urbanist", sans-serif;
}

:root {
  --primaria: #112e83;
  --texto: #fff;
  --texto-secundaria: #fff;
  --sombra-primaria: #222;
  --sombra-secundaria: #777;
  --borda-primaria: #ccc;
  --variante: #fdfdfd;
  --variante-secundaria: #000244;
  --done: #ededed;
  --todo: #112277;
  --transition: 0.35s ease;
}

.dark {
  --primaria: #7a8ec5;
  --texto: #fff;
  --texto-secundaria: #444;
  --sombra-primaria: #222;
  --sombra-secundaria: #777;
  --borda-primaria: #6dc4db;
  --variante: #fdfdfd;
  --variante-secundaria: #fff;
  --done: #306997;
  --todo: #a8e3f3;
}

html {
  min-height: 100dvh;
  scroll-behavior: smooth;
}

body {
  background-image: url("../img/bg.jpg");
  background-position: center;
  background-size: cover;
  background-attachment: fixed;
  color: var(--texto);
  transition: color var(--transition);
}

/* Troca de bg */

body::before {
  content: "";
  position: fixed;
  inset: 0;
  background-image: url("../img/bgg.jpg");
  background-position: center;
  background-size: cover;
  opacity: 0;
  transition: opacity 0.5s ease;
  z-index: -1;
}

body.dark::before {
  opacity: 1;
}

/* Botão de dark mode*/

#mode {
  position: relative;
  padding: 0;
  width: 50px;
  height: 50px;
  margin: 4rem auto 2.5rem;
  border-radius: 50%;
  background-color: var(--primaria);
  box-shadow: 0 0 10px 2px var(--sombra-primaria);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition:
  transform .4s ease,
    background-color var(--transition),
    box-shadow var(--transition);
}

#mode svg {
  fill: var(--texto);
  position: absolute;
  transition:
    opacity 0.4s ease,
    transform 0.4s ease;
}

#mode svg:first-child {
  opacity: 1;
  transform: rotate(0deg) scale(1);
}

#mode svg:last-child {
  opacity: 0;
  transform: rotate(-90deg) scale(0.7);
}

.dark #mode svg:first-child {
  opacity: 0;
  transform: rotate(90deg) scale(0.7);
}

.dark #mode svg:last-child {
  opacity: 1;
  transform: rotate(0deg) scale(1);
}

/* Botões */

button {
  background-color: var(--variante);
  color: var(--primaria);
  border: 1px solid var(--primaria);
  padding: 0.3rem 0.6rem;
  font-size: 1rem;
  cursor: pointer;
  transition:
    background-color var(--transition),
    color var(--transition),
    border-color var(--transition),
    transform 0.15s ease;
  border-radius: 7px;
}

button:hover {
  background-color: var(--primaria);
  border: 1px solid var(--texto);
  color: var(--texto);
  transform: translateY(-1px);
}

button:active {
  transform: translateY(0px);
}

button:hover > i {
  color: var(--texto);
}

button i {
  color: var(--primaria);
  font-weight: bold;
  pointer-events: none;
  transition: color var(--transition);
}

button:hover i {
  color: var(--texto);
}

/* Inputs */

input,
select {
  border: 1px solid var(--primaria);
  padding: 0.25rem 0.5rem;
  border-radius: 7px;
  background-color: var(--variante);
  transition:
    border-color var(--transition),
    box-shadow var(--transition);
}

input:focus,
select:focus {
  outline: none;
  border-color: var(--primaria);
  box-shadow: 0 0 0 3px rgba(112, 142, 197, 0.25);
}

select {
  color: #333;
}

.hide {
  display: none;
}

/* Container */

.todo-container {
  max-width: 450px;
  margin: 0 auto 5rem;
  padding: 1.5rem;
  background-color: var(--primaria);
  border-radius: 15px;
  box-shadow: 0 0 10px 0px var(--sombra-primaria);
  transition:
    background-color var(--transition),
    box-shadow var(--transition);
}

.todo-container header {
  text-align: center;
  padding: 0 1rem 0.7rem;
  border-bottom: 1px solid var(--borda-primaria);
  margin-bottom: 0.3rem;
  transition: border-color var(--transition);
}

/* Form */

#todo-form,
#edit-form {
  padding: 1rem 0;
  border-bottom: 1px solid var(--borda-primaria);
  flex-direction: column;
  align-items: center;
  transition: border-color var(--transition);
}

#todo-form:not(.hide),
#edit-form:not(.hide) {
  display: flex;
}

#todo-form p,
#edit-form p {
  margin-bottom: 0.5rem;
  font-weight: bold;
  align-self: flex-start;
  padding-left: 0.2rem;
}

.form-control {
  display: flex;
  width: 100%;
}

.form-control input {
  flex: 1;
  margin-right: 0.3rem;
}

#cancel-edit-btn {
  margin-top: 0.7rem;
  font-size: 0.8rem;
  font-weight: bold;
  align-self: flex-start;
}

/* Toolbar */

#toolbar {
  padding: 1rem;
  border-bottom: 1px solid var(--borda-primaria);
  display: flex;
  transition: border-color var(--transition);
}

#toolbar h4 {
  margin-bottom: 0.5rem;
  margin-left: 0.2rem;
}

#search {
  border-right: 1px solid var(--borda-primaria);
  padding-right: 1rem;
  margin-right: 1rem;
  width: 65%;
  display: flex;
  flex-direction: column;
  transition: border-color var(--transition);
}

#search form {
  display: flex;
}

#search input {
  width: 100%;
  margin-right: 0.3rem;
}

#filter {
  width: 35%;
  display: flex;
  flex-direction: column;
}

#filter select {
  flex: 1;
}

/* Todos */

.todo {
  margin-top: 1rem;
  display: flex;
  justify-content: space-around;
  align-items: center;
  padding: 1rem;
  border-radius: 10px;
  color: var(--texto-secundaria);
  background-color: var(--todo);
  box-shadow: 0 0 5px 0px var(--todo);
  transition:
    background-color var(--transition),
    color var(--transition),
    box-shadow var(--transition),
    transform 0.2s ease;
  animation: slideIn 0.2s ease;
}

.todo:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
}

.todo h3 {
  flex: 1;
  font-size: 0.9rem;
}

.todo button {
  margin-left: 0.4rem;
  font-size: 0.8rem;
}

.done {
  background-color: var(--done);
  color: var(--variante-secundaria);
  box-shadow: 0 0 5px 0px var(--done);
}

.done h3 {
  text-decoration: line-through;
  font-style: italic;
}

/* Animação de entrada e saída */

@keyframes slideIn {
  from {
    opacity: 0;
    transform: translateY(-10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes slideOut {
  from {
    opacity: 1;
    transform: translateY(0);
    max-height: 100px;
    margin-top: 1rem;
    padding: 1rem;
  }
  to {
    opacity: 0;
    transform: translateY(-10px);
    max-height: 0;
    margin-top: 0;
    padding: 0;
  }
}

.todo.removing {
  animation: slideOut 0.2s ease forwards;
}

/* Contato */

.credits {
  width: 205px;
  height: 100px;
  margin: 0 auto 2.5rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.3rem;
  background-color: var(--primaria);
  padding: .5rem;
  border-radius: 15px;
  font-weight: bold;
  transition: background-color var(--transition);
}

.credits p {
  text-align: center;
}

.links {
  display: flex;
  gap: 1.5rem;
}

.links a {
  color: var(--texto);
}

.links a i {
  margin-top: .5rem;
  font-size: 1.6rem;
  color: var(--texto);
  transition: transform 0.3s ease, opacity 0.3s ease;
}

.links a:hover i {
  transform: scale(1.1);
}

/* Responsivo */

@media (max-width: 485px) {
  .todo-container {
    max-width: 380px;
  }
}

@media (max-width: 390px) {
  .todo-container {
    max-width: 350px;
  }
}

@media (max-width: 350px) {
  .todo-container {
    max-width: 300px;
  }
}