/* Import Google Fonts */
@import url('https://fonts.googleapis.com/css2?family=Montserrat:wght@300;400;700&display=swap');

:root {
    --primary-color: #007BFF;
    --secondary-color: #FFA500;
    --dark-color: #111;
    --light-color: #fff;
    --shadow-color: rgba(0, 123, 255, 0.5);
}

html, body {
  overflow-x: hidden;
}

body {
    font-family: 'Montserrat', sans-serif;
    background: linear-gradient(135deg, var(--secondary-color), var(--primary-color), var(--secondary-color));
    background-size: 400% 400%;
    animation: gradientAnimation 15s ease infinite;
    color: var(--light-color);
    margin: 0;
    padding: 0;
    text-align: center;
}

header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 50px;
    background: var(--dark-color);
    box-shadow: 0px 4px 10px var(--shadow-color);
    border-bottom: 3px solid var(--primary-color);
}

.logo {
    padding-left: 20px;
}

nav ul {
    list-style: none;
    display: flex;
    gap: 20px;
}

nav ul li a {
    color: var(--light-color);
    text-decoration: none;
    font-weight: 400;
    transition: color 0.3s ease;
    font-size: 18px;
}

nav ul li a:hover {
    color: var(--secondary-color);
    text-decoration: underline;
}

.contact-form-wrapper {
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 50px 20px;
    animation: fadeIn 1s ease;
}

form.form-animated {
    background: rgba(17, 17, 17, 0.85); /* Couleur plus sombre et opaque */
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    padding: 50px;
    border-radius: 24px;
    box-shadow: 0 12px 40px var(--shadow-color), 0 0 30px var(--secondary-color);
    border: 1px solid rgba(255, 255, 255, 0.15);
    transition: transform 0.3s ease;
}

.form-title {
    font-size: 36px; /* Taille du titre */
    color: var(--secondary-color); /* Couleur secondaire pour la visibilité */
    font-weight: 700; /* Poids de police pour un titre en gras */
    text-transform: uppercase; /* Mettre le texte en majuscule */
    letter-spacing: 2px; /* Espacement des lettres */
    text-align: center; /* Alignement centré */
    margin-bottom: 40px; /* Marge en bas pour espacer du reste du formulaire */
    padding: 20px; /* Ajout de padding pour espacement autour du titre */
    animation: fadeIn 0.8s ease; /* Animation pour un fade-in au chargement */
    text-shadow: 2px 2px 5px rgba(0, 0, 0, 0.3);
}

.form-group {
    margin-bottom: 20px;
    text-align: left;
    animation: FadeInUp 0.8s ease both;
}

.form-group:nth-child(2) { animation-delay: 0.3s; }
.form-group:nth-child(3) { animation-delay: 0.4s; }
.form-group:nth-child(4) { animation-delay: 0.5s; }
.form-group:nth-child(5) { animation-delay: 0.6s; }
.form-group:nth-child(6) { animation-delay: 0.7s; }
.form-group:nth-child(7) { animation-delay: 0.8s; }

.form-group label {
    color: var(--light-color);
    font-weight: 600;
    margin-bottom: 6px;
    display: block;
    font-size: 15px;
    letter-spacing: 0.5px;
}

textarea {
    resize: vertical;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 14px 18px;
    border: none;
    border-radius: 12px;
    font-size: 16px;
    font-family: 'Montserrat', sans-serif;
    background: rgba(255, 255, 255, 0.05);
    color: var(--light-color);
    box-shadow: inset 0 0 5px rgba(0, 0, 0, 0.2), 0 0 8px var(--shadow-color);
    transition: all 0.3s ease-in-out;
    backdrop-filter: blur(8px);
}

/* Sélection des éléments (empêche l'effet blanc) */
input::selection,
textarea::selection,
select::selection {
    background: var(--secondary-color);
    color: var(--dark-color);
}

.form-group select {
    appearance: none;
    -webkit-appearance: none;
    background: rgba(0, 123, 255, 0.1);  /* Fond léger pour s'intégrer au thème */
    color: var(--light-color); /* Couleur du texte de l'option */
    border-radius: 12px;
    padding: 14px 18px;
    font-size: 16px;
    font-family: 'Montserrat', sans-serif;
    border: none;
    box-shadow: 0 0 8px rgba(0,123,255,0.2); /* Légère ombre autour du select */
    transition: all 0.3s ease-in-out;
    backdrop-filter: blur(8px);
}

.form-group select:focus {
    outline: none;
    background: rgba(0, 123, 255, 0.15); /* Couleur de fond au focus */
    box-shadow: 0 0 15px var(--secondary-color);
    transform: scale(1.03);
}
.form-group select:hover {
    background: rgba(0, 123, 255, 0.2); /* Fond légèrement plus accentué */
}

.form-group select option {
    background-color: var(--dark-color); /* Fond des options */
    color: var(--light-color); /* Texte des options */
}
/* Focus sur les éléments */
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none !important;
    box-shadow: 0 0 15px var(--secondary-color) !important;
    background: rgba(0, 123, 255, 0.05) !important;
    color: var(--light-color) !important;
    caret-color: var(--secondary-color);
    transform: scale(1.03);
}

/* Empêcher la barre de progression bleue sous le bouton */
::-webkit-progress-bar,
::-webkit-progress-value,
::-moz-progress-bar {
    display: none !important;
    background: none !important;
}

/* Style du bouton */
.btn {
    display: inline-block;
    padding: 15px 30px;
    background: var(--secondary-color);
    color: var(--dark-color);
    text-decoration: none;
    font-weight: 700;
    border-radius: 50px;
    transition: all 0.3s ease;
    box-shadow: 0px 5px 15px var(--shadow-color);
    font-size: 20px;
    margin-top: 20px;
    text-transform: uppercase;
    animation: scaleIn 0.5s ease-in-out 1s both;
}

.btn:hover {
    background: var(--primary-color);
    color: var(--light-color);
    box-shadow: 0px 5px 20px var(--secondary-color);
}

footer {
    padding: 20px;
    background: var(--dark-color);
    color: var(--light-color);
    border-top: 3px solid var(--primary-color);
    font-size: 16px;
    font-weight: bold;
}

#loader {
    background: rgba(17,17,17,0.8);
}

.spinner {
    border: 6px solid rgba(255,255,255,0.1);
    border-top: 6px solid var(--primary-color);
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

#confirmation {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(17, 17, 17, 0.95);
    z-index: 9999;
    align-items: center;
    justify-content: center;
    animation: fadeIn 0.4s ease forwards;
}

.confirmation-popup {
    background: rgba(0, 123, 255, 0.95);
}

.confirmation-content {
    text-align: center;
    animation: slideIn 0.5s ease;
}

.confirmation-content h2 {
    font-size: 32px;
    margin-bottom: 10px;
}

@keyframes FadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

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

@keyframes scaleIn {
    from {
        transform: scale(0.7);
        opacity: 0;
    }
    to {
        transform: scale(1);
        opacity: 1;
    }
}

@keyframes slideIn {
    from { transform: translateY(30px); opacity: 0; }
    to   { transform: translateY(0); opacity: 1; }
}

@keyframes gradientAnimation {
    0% {
        background-position: 5% 20%;
    }
    50% {
        background-position: 50% 50%;
    }
    100% {
        background-position: 5% 20%;
    }
}

form.form-animated:hover {
    transform: translateY(-10px) scale(1.02);
    box-shadow: 0 20px 60px var(--shadow-color), 0 0 40px var(--primary-color);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}