:root {
  --bg: black;
  --gold: gold;
  --dark-gold: darkgoldenrod;
  --brown: #2b2724;
}

body {
  background-color: var(--bg);
  font-family: "Roboto", sans;
  letter-spacing: 0.04em;
  display: flex;
  align-items: center;
  justify-content: center;
  height: 100vh;
  margin: 0;
  color: var(--gold);
}

main {
  padding: 2em 2em 1em 2em;
  background-color: var(--brown);
  background-image: linear-gradient(180deg, var(--brown) 60%, var(--dark-gold));
  border-radius: 10px;
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 1em;
}

.title {
  margin: 0 0 0.25em 0;
  color: var(--gold);
  text-align: center;
  font-family: "Saira Stencil One", serif;
  letter-spacing: 1.3px;
  font-size: 2.5em;
  background-color: transparent;
  background-image: linear-gradient(45deg, var(--gold), var(--dark-gold));
  background-size: 100%;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

img {
  max-width: 155px;
  align-self: center;
  margin-bottom: 1em;
}

.status {
  position: absolute;
  top: -24px;
  left: 30px;
  background-color: var(--brown);
  padding: 0 0.2em;
  font-size: 14px;
}

.price-info-container {
  display: flex;
  gap: 0.5em;
  justify-content: space-between;
  font-size: 110%;
  border: 2px solid var(--gold);
  position: relative;
  border-radius: 10px;
  padding: 0 1em;
}

form {
  display: flex;
  flex-direction: column;
  position: relative;
  gap: 1em;
}

.input-container {
  display: flex;
  justify-content: space-between;
}

.currency {
  align-self: stretch;
  margin-right: 0;
  padding: 0.5em;
  border-radius: 10px;
  border: 2px solid var(--gold);
  border-bottom-right-radius: 0;
  border-top-right-radius: 0;
  font-size: 1.8em;
  color: var(--gold);
}

label {
  position: absolute;
  font-size: 14px;
  top: -7px;
  left: 30px;
  z-index: 1;
  background-color: var(--brown);
  padding: 0 0.2em;
}

input {
  margin-left: 0;
  padding: 1em;
  width: 100%;
  border: 2px solid var(--gold);
  border-left: 0;
  border-radius: 10px;
  border-top-left-radius: 0;
  border-bottom-left-radius: 0;
  background-color: transparent;
  color: var(--gold);
  font-size: 120%;
}

input::placeholder {
  font-size: 120%;
  color: #999;
}

input[type="number"]::-webkit-inner-spin-button,
input[type="number"]::-webkit-outer-spin-button {
  -webkit-appearance: none;
  margin: 0;
}

.invest-btn {
  padding: 0.6em 0.5em;
  background-color: var(--gold);
  background-image: linear-gradient(45deg, var(--gold) 50%, var(--dark-gold));
  font-weight: 400;
  font-size: 1.7em;
  color: var(--brown);
  font-family: "Roboto", sans;
  border-radius: 10px;
  border: 2px solid var(--dark-gold);
}

.invest-btn:hover {
  background-color: var(--brown);
  background-image: linear-gradient(45deg, var(--dark-gold), var(--gold) 50%);
}

.invest-btn:focus {
  outline: 2px solid #fff;
}

.invest-btn:disabled {
  background-color: rgba(
    255,
    215,
    0,
    0.5
  ); /* Couleur or (Gold) avec 50% d'opacité */
  cursor: not-allowed; /* Change le curseur pour indiquer l'interdiction */
  color: rgba(0, 0, 0, 0.5); /* Rend le texte aussi un peu transparent */
  border-color: transparent;
}

.footnote {
  font-size: 10px;
  text-align: center;
  background-color: #2b2724;
  padding: 0.4em;
  border-radius: 10px;
  color: var(--gold);
}

dialog {
  max-width: 280px;
  border-radius: 10px;
  border: 2px solid var(--dark-gold);
  background-color: var(--brown);
  background-image: linear-gradient(180deg, var(--brown) 70%, var(--dark-gold));
  color: var(--gold);
  padding: 1.5em;
}

dialog h2 {
  text-align: center;
  margin-top: 0;
}

dialog button {
  width: 50%;
  padding: 0.7em;
  background-color: var(--gold);
  background-image: linear-gradient(45deg, var(--gold) 50%, var(--dark-gold));
  font-weight: 600;
  font-size: 1em;
  color: var(--brown);
  font-family: "Roboto", sans;
  border-radius: 10px;
  border: 2px solid var(--dark-gold);
  margin: 0 auto;
  display: block;
}

dialog button:hover {
  background-color: var(--brown);
  background-image: linear-gradient(45deg, var(--dark-gold), var(--gold) 50%);
}

dialog button:focus {
  outline: 2px solid #fff;
}

.invest-btn,
dialog button {
  cursor: pointer;
  transition:
    background 0.3s ease,
    color 0.3s ease;
}

::backdrop {
  background-image: linear-gradient(45deg, #999, #888, #777, #666);
  opacity: 0.5;
}