/* Variables de Couleurs */
:root {
    --primary-color: #3A5FCD;
    --secondary-color: #1C3B6C;
    --background-color: #1c1c1c;
    --form-background: #2e2e2e;
    --text-color: #ffffff;
    --border-color: #3A5FCD;
    --focus-color: #1C3B6C;
    --button-hover-gradient: linear-gradient(to right, #1C3B6C, #3A5FCD);
    --button-gradient: linear-gradient(to right, #3A5FCD, #1C3B6C);
}

* {
    box-sizing: border-box;
}

body {
    background-color: var(--background-color);
    color: var(--text-color);
    text-align: center;
    font-family: 'Montserrat', Arial, sans-serif;
    margin: 0;
    padding: 20px;
    overflow-x: hidden;
    transition: background-color 0.3s, color 0.3s;
}

/* Le conteneur des particules */
/* On le place en arrière-plan, sur toute la page */
#tsparticles {
    position: fixed;  /* ou absolute, selon ton besoin */
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;      /* Derrière le contenu principal */
    overflow: hidden;
}

.container {
    display: flex;
    flex-direction: column;
    align-items: center;
    max-width: 700px;
    margin: 0 auto;
    padding: 20px;
}

.title {
    font-family: 'Bebas Neue', cursive;
    font-size: 48px;
    background: var(--button-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    margin: 20px 0;
}

/* ============================ */
/*       BARRE BLEUE           */
/* ============================ */
.top-bar {
  width: 100%;
  height: 5px;
  background: linear-gradient(to right, #3A5FCD, #1C3B6C);
  position: fixed;
  top: 0;
  left: 0;
  z-index: 9999;
}

/* ============================ */
/*   DÉGRADÉ BAS DE PAGE       */
/* ============================ */
.bottom-gradient {
  width: 100%;
  height: 120px;
  background: linear-gradient(
    to top,
    rgba(58, 95, 205, 0.2),
    rgba(28, 59, 108, 0)
  );
  position: fixed;
  bottom: 0;
  left: 0;
  z-index: 9998;
  pointer-events: none;
}


.separator {
    height: 2px;
    width: 90%;
    margin: 20px auto;
    background: var(--button-gradient);
    border: none;
}

.logo {
    width: 300px;
    height: auto;
    margin: 10px auto;
    background: transparent;
}

.description {
    font-size: 16px;
    margin-bottom: 30px;
    line-height: 1.5;
}

.form-container {
    box-shadow: 0px 4px 20px rgba(0, 0, 0, 0.5);
    border-radius: 15px;
    padding: 30px;
    max-width: 600px;
    margin: 20px auto;
    text-align: left;
    background-color: var(--form-background);
    position: relative;
}

.form-title {
    font-size: 28px;
    font-family: 'Montserrat', Arial, sans-serif;
    text-align: center;
    padding: 15px;
    background: var(--button-gradient);
    color: var(--text-color);
    margin: -30px -30px 30px -30px;
    font-weight: bold;
    border-top-left-radius: 15px;
    border-top-right-radius: 15px;
}

.form-group {
    margin-bottom: 20px;
    position: relative;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-size: 16px;
    margin-left: 5px;
}

.required {
    color: #FF6B6B;
}

/* Boutons Radio Personnalisés */
.custom-radio {
    position: relative;
    padding-left: 35px;
    cursor: pointer;
    font-size: 16px;
    user-select: none;
    display: flex;
    align-items: center;
    margin-right: 20px;
    color: var(--text-color);
}

/* Conteneur des conditions de la boutique */
#shopConditions {
    background-color: var(--form-background);
    border-left: 4px solid var(--primary-color);
    padding: 15px 20px;
    border-radius: 5px;
    margin-top: 10px;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.3);
}

#shopConditions h3 {
    font-size: 20px;
    color: var(--primary-color);
    margin-bottom: 10px;
    font-family: 'Bebas Neue', cursive;
}

#shopConditions ul {
    list-style-type: none;
    padding-left: 0;
}

#shopConditions ul li {
    font-size: 16px;
    color: #cccccc;
    margin-bottom: 5px;
}

#shopConditions ul li strong {
    color: var(--primary-color);
}


.custom-radio input {
    position: absolute;
    opacity: 0;
    cursor: pointer;
    height: 0;
    width: 0;
}

.radio-btn {
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    height: 20px;
    width: 20px;
    background-color: #1c1c1c;
    border: 2px solid var(--border-color);
    border-radius: 50%;
    transition: background-color 0.3s, border-color 0.3s;
}

.custom-radio:hover input ~ .radio-btn {
    border-color: var(--focus-color);
}

.custom-radio input:checked ~ .radio-btn {
    background-color: var(--button-gradient);
    border-color: var(--button-gradient);
}

.radio-btn::after {
    content: "";
    position: absolute;
    display: none;
}

.custom-radio input:checked ~ .radio-btn::after {
    display: block;
}

.custom-radio .radio-btn::after {
    top: 5px;
    left: 5px;
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--text-color);
}

/* Sélecteur de Fichier Personnalisé */
.file-upload {
    position: relative;
    display: flex;
    align-items: center;
}

.file-upload input[type="file"] {
    display: none;
}

.file-label {
    display: flex;
    align-items: center;
    cursor: pointer;
    background-color: var(--border-color);
    padding: 10px 20px;
    border-radius: 8px;
    transition: background-color 0.3s;
}

.file-label:hover {
    background-color: var(--focus-color);
}

.file-button {
    margin-right: 10px;
    background-color: var(--button-gradient);
    color: var(--text-color);
    padding: 8px 12px;
    border-radius: 5px;
    font-size: 14px;
}

.file-name {
    font-size: 14px;
    color: #ccc;
}

/* Styles Généraux des Inputs et Sélect */
.form-group input, 
.form-group select {
    width: 100%;
    padding: 12px 15px;
    border-radius: 8px;
    border: 1px solid var(--border-color);
    background-color: #1c1c1c;
    color: var(--text-color);
    transition: border-color 0.3s, box-shadow 0.3s;
    font-size: 16px;
}

.form-group input::placeholder {
    color: #bbb;
}

.form-group input:focus, 
.form-group select:focus {
    border-color: var(--focus-color);
    box-shadow: 0 0 10px rgba(58, 95, 205, 0.5);
    outline: none;
}

.radio-group {
    display: flex;
    gap: 20px;
    margin-top: 5px;
}

.radio-group label {
    font-size: 16px;
}

/* Sélecteur de Fichier Ajusté */
.file-upload .file-name {
    flex: 1;
    text-align: left;
}

/* Bouton de Soumission */
.submit-button {
    display: inline-block;
    padding: 15px 30px;
    border-radius: 50px;
    background: var(--button-gradient);
    color: var(--text-color);
    font-size: 20px;
    text-transform: uppercase;
    border: none;
    cursor: pointer;
    width: 100%;
    transition: background 0.3s, transform 0.3s, box-shadow 0.3s;
    box-shadow: 0px 4px 15px rgba(0, 0, 0, 0.3);
}

.submit-button:hover {
    background: var(--button-hover-gradient);
    transform: translateY(-3px);
    box-shadow: 0px 6px 20px rgba(0, 0, 0, 0.4);
}

/* Bouton Retour */
.back-link {
    display: inline-block;
    margin-bottom: 20px;
    font-size: 18px;
    color: var(--primary-color);
    text-decoration: none;
    font-family: 'Bebas Neue', Arial, sans-serif;
    padding: 10px 25px;
    border-radius: 50px;
    background: #222;
    border: 2px solid var(--primary-color);
    transition: background 0.3s, color 0.3s;
}

.back-link:hover {
    text-decoration: underline;
    background: #333;
}

/* Popup Modal */
.popup {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.7);
    display: none;
    align-items: center;
    justify-content: center;
    animation: fadeIn 0.3s ease-in-out;
}

.popup-content {
    background-color: var(--form-background);
    padding: 30px;
    border-radius: 10px;
    text-align: center;
    max-width: 400px;
    width: 90%;
    animation: slideDown 0.3s ease-in-out;
}

#popup-message {
    font-size: 18px;
    margin-bottom: 20px;
}

.close-popup {
    padding: 10px 20px;
    background-color: var(--primary-color);
    border: none;
    border-radius: 5px;
    color: var(--text-color);
    cursor: pointer;
    transition: background 0.3s, transform 0.3s;
    font-size: 16px;
}

.close-popup:hover {
    background-color: var(--secondary-color);
    transform: scale(1.05);
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

@keyframes slideDown {
    from { transform: translateY(-20px); }
    to { transform: translateY(0); }
}

/* Responsivité */
@media (max-width: 768px) {
    .title {
        font-size: 36px;
    }

    .form-container {
        padding: 20px;
    }

    .form-title {
        font-size: 24px;
        margin: -20px -20px 20px -20px;
    }

    .submit-button {
        font-size: 18px;
        padding: 12px 25px;
    }

    .back-link {
        font-size: 16px;
        padding: 8px 20px;
    }

    /* Ajustements pour les boutons radio sur petits écrans */
    .custom-radio {
        padding-left: 30px;
    }

    .radio-btn {
        height: 18px;
        width: 18px;
    }

    .custom-radio .radio-btn::after {
        top: 4px;
        left: 4px;
        width: 6px;
        height: 6px;
    }

    /* Ajustements pour le sélecteur de fichier sur petits écrans */
    .file-label {
        flex-direction: column;
        align-items: flex-start;
    }

    .file-button {
        margin-bottom: 5px;
    }

    .file-name {
        font-size: 12px;
    }
}