@import url('https://fonts.googleapis.com/css2?family=Inter:ital,opsz,wght@0,14..32,100..900;1,14..32,100..900&display=swap');
@import url('https://fonts.googleapis.com/css2?family=Tektur:wght@400..900&display=swap');
* {
    padding: 0;
    margin: 0;
    box-sizing: border-box;
}

body {
    background-image: url("./assets/bg.jpg");
    background-repeat: no-repeat; /* keyword */
    background-size: 100% auto; /* width height */
    background-position: top center; /* vertical(Y) horizontal(X) */
    background-color: #121214;
    color: white;
}

body *, :root {
    font-weight: 500;
    font-family: "Inter", sans-serif;
    line-height: 160%;
}

.title {
    font-family: "Tektur", sans-serif;
    font-weight: 700;
}

header {
    padding-top: 2rem;
    text-align: center;
}

header img {
    width: 15rem;
}

main {
    max-width: 36rem;
    margin: 3rem auto;
    width: 90%;
}

/* animações */
main section {
    opacity: 0;
    transform: translateY(2rem);

    animation: appear 1.5s ease-in-out forwards;
}

section {
    background-image: linear-gradient(90deg, #9572FC 0%, #42E7AD 50%, #E2D45C 100%);
    border-radius: 0.625rem;
    padding-top: 4px;
}

section > div {
    padding: 2rem;
    padding-top: 1.5rem;
    border-radius: 0.5rem;
    background-color: #2A2634;
}

section h2 {
    letter-spacing: -0.47px;
}

section p {
    letter-spacing: -0.18px;
    color: #A1A1AA;
    font-family: "Tektur", sans-serif;
}

@keyframes appear {
  100% {
    opacity: 1;
    transform: translateY(0);
  }
}

form {
    display: flex;
    gap: 0.85rem;
    flex-wrap: wrap;
    margin: 1.25rem 0;
}

input,
select {
    all: unset;
    border: 2px solid #9147ff;
    border-radius: 0.5rem;
    padding: 0.675rem;
    font-size: 0.875rem;
    background-color: #00000066;
}

input {
    flex: 1;
}

button {
    width: 100%;
    border: 0;
    background-image: linear-gradient(200deg, #9572FC 0%, #42E7AD 50%, #E2D45C 100%);
    padding: 0.675rem;
    border-radius: 0.5rem;
    text-transform: uppercase;
    font-weight: 900;
    letter-spacing: 0.2px;

    font-family: "Tektur", sans-serif;

    transition: transform .4s ease-in-out, box-shadow .4s ease-in-out;
}

/* hover button */
button:hover {
    cursor: pointer;
    background-image: linear-gradient(220deg, #9572FC 0%, #42E7AD 50%, #E2D45C 100%);
    transform: translateY(-2px);
    box-shadow: 0 5px 1rem rgba(255, 248, 107, 0.2);
}

button:disabled {
    transition: initial;
    transform: initial;
    box-shadow: initial;
    cursor: not-allowed;
    color: black;
}

#aiResponse {
    background: rgba(0, 0, 0, 0.4);
    border-radius: 0.5rem;
    padding: 1.25rem;
    border-left: 4px solid #9147ff;
}

#aiResponse ul {
    padding-left: 1.5rem;
    font-size: 0.9rem;
    opacity: 0.8;

    font-family: "Tektur", sans-serif;
}

.loading {
    animation: pulse 1s infinite;
}

.hidden {
    display: none;
}

@keyframes pulse {
    0% {
        background-image: linear-gradient(220deg, #9572FC 0%, #42E7AD 50%, #E2D45C 100%);
    }
    50% {
        background-image: linear-gradient(90deg, #9572FC 0%, #42E7AD 50%, #E2D45C 100%);
        opacity: 0.5;
        transform: scale(0.99);
    }
    100% {
        background-image: linear-gradient(220deg, #9572FC 0%, #42E7AD 50%, #E2D45C 100%);
    }
}

/* 
50% {
        opacity: 0.5;
    } */