/* Font Import */
@import url('https://fonts.googleapis.com/css2?family=JetBrains+Mono:ital,wght@0,100..800;1,100..800&display=swap');

:root {
    /* Palette Parallel DA */
    --da-primary: #4B5745;
    /* Couleur principale - Vert Sombre */
    --da-accent-soft: #A3B18A;
    /* Accent doux, arrière-plan - Vert Sauge */
    --da-bg-cream: #F5F5F0;
    /* Fond crème */
    --da-text: #2E2E2E;
    /* Pour le N&B - Charbon */
    --da-metallic: #C9C9C9;
    /* Accent métallique, subtil */

    /* Theme Aliases */
    --primary-color: var(--da-primary);
    --primary-dark: #3a4436;
    --secondary-color: var(--da-text);
    --success-color: #6a994e;
    --danger-color: #bc4749;
    --light-color: var(--da-bg-cream);
    --dark-color: var(--da-text);
    --border-color: var(--da-metallic);
    --border-radius: 8px;
    --box-shadow: 0 4px 15px rgba(0, 0, 0, 0.05);
    --transition: all 0.25s ease;
    --accent-color: var(--da-accent-soft);
    --background-color: var(--da-bg-cream);
    --surface-main: #ffffff;
    --surface-section: var(--da-bg-cream);
    --input-bg: #ffffff;
    --checkbox-bg: #ffffff;
}

/* Dark Theme Parallel DA */
body.dark-theme {
    --da-bg-cream: #2E2E2E;
    /* Fond sombre */
    --da-text: #F5F5F0;
    /* Texte clair */
    --da-accent-soft: #4B5745;
    /* Reverser les rôles */
    --da-primary: #A3B18A;
    /* Vert plus clair pour lisibilité */
    --da-metallic: #404040;

    --surface-main: #242424;
    --surface-section: #2e2e2e;
    --input-bg: #1a1a1a;
    --checkbox-bg: #242424;
    --border-color: #404040;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    transition: background-color 0.3s ease, color 0.3s ease, border-color 0.3s ease;
}

body {
    font-family: 'Helvetica Neue', Helvetica, Arial, sans-serif;
    line-height: 1.6;
    color: var(--da-text);
    background-color: var(--da-bg-cream);
    background-image: none;
    min-height: 100vh;
    padding: 40px 20px;
}

.container {
    max-width: 900px;
    margin: 0 auto;
    background-color: var(--surface-main);
    border-radius: 12px;
    box-shadow: var(--box-shadow);
    padding: 50px;
    border: 1px solid var(--da-metallic);
    backdrop-filter: blur(10px);
    position: relative;
}

/* En-tête */
header {
    text-align: center;
    margin-bottom: 50px;
    padding-bottom: 30px;
    border-bottom: 1px solid var(--da-metallic);
}

header h1 {
    color: var(--da-primary);
    background: none;
    -webkit-background-clip: initial;
    background-clip: initial;
    -webkit-text-fill-color: initial;
    margin-bottom: 20px;
    font-size: 2.5rem;
    font-weight: 700;
    letter-spacing: -0.5px;
}

.intro {
    font-size: 1.1rem;
    color: var(--da-text);
    max-width: 700px;
    margin: 0 auto;
    opacity: 0.9;
}

/* Sections du formulaire */
.form-section {
    margin-bottom: 40px;
    padding: 30px;
    background-color: var(--surface-section);
    border-radius: 8px;
    border: 1px solid var(--da-metallic);
    transition: var(--transition);
}

.form-section:hover {
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.03);
}

.form-section h2 {
    color: var(--da-primary);
    margin-bottom: 25px;
    font-size: 1.6rem;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 12px;
}

.form-section h2::before {
    content: "";
    width: 4px;
    height: 24px;
    background: var(--ctp-mauve);
    border-radius: 4px;
}

/* Groupes de formulaires */
.form-group {
    margin-bottom: 25px;
}

.form-group label {
    display: block;
    margin-bottom: 10px;
    font-weight: 600;
    color: var(--da-text);
    font-size: 0.95rem;
}

.form-group input[type="text"],
.form-group input[type="email"],
.form-group input[type="tel"],
.form-group input[type="date"],
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 12px 15px;
    border: 1px solid var(--da-metallic);
    border-radius: 4px;
    font-size: 1rem;
    transition: var(--transition);
    font-family: inherit;
    background-color: var(--input-bg);
    color: var(--da-text);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--da-primary);
    box-shadow: 0 0 0 3px rgba(75, 87, 69, 0.1);
}

.form-group textarea {
    resize: vertical;
    min-height: 120px;
}

.form-group select {
    appearance: none;
    background-image: url("data:image/svg+xml;charset=UTF-8,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23cdd6f4' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3e%3cpolyline points='6 9 12 15 18 9'%3e%3c/polyline%3e%3c/svg%3e");
    background-repeat: no-repeat;
    background-position: right 15px center;
    background-size: 1em;
}

.form-group small {
    display: block;
    margin-top: 8px;
    color: var(--ctp-subtext0);
    font-size: 0.85rem;
}

/* Checkbox personnalisées */
.checkbox-group {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
    gap: 15px;
    margin-bottom: 20px;
}

.checkbox-item {
    display: flex;
    align-items: center;
    padding: 12px 15px;
    background-color: var(--checkbox-bg);
    border-radius: 6px;
    border: 1px solid var(--da-metallic);
    transition: var(--transition);
    cursor: pointer;
}

.checkbox-item:hover {
    background-color: var(--da-bg-cream);
    border-color: var(--da-accent-soft);
}

.checkbox-item input[type="checkbox"] {
    margin-right: 12px;
    width: 18px;
    height: 18px;
    cursor: pointer;
    accent-color: var(--da-primary);
}

.checkbox-item label {
    margin-bottom: 0;
    font-weight: 400;
    cursor: pointer;
    color: var(--ctp-text);
}

/* Actions du formulaire */
.form-actions {
    display: flex;
    gap: 20px;
    margin-top: 40px;
    padding-top: 30px;
    border-top: 1px solid var(--da-metallic);
    justify-content: center;
    flex-wrap: wrap;
}

.btn-submit,
.btn-reset,
.btn-download {
    padding: 12px 24px;
    border: none;
    border-radius: 6px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    font-family: inherit;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    flex: 1;
    max-width: 250px;
}

.btn-submit {
    background-color: var(--da-primary);
    color: #ffffff;
}

.btn-submit:hover {
    background-color: #3d4738;
    transform: translateY(-1px);
}

.btn-reset {
    background-color: transparent;
    color: var(--da-text);
    border: 1px solid var(--da-metallic);
}

.btn-reset:hover {
    background-color: var(--da-bg-cream);
}

.btn-download {
    background-color: var(--da-accent-soft);
    color: var(--da-primary);
    border: 1px solid var(--da-primary);
}

.btn-download:hover {
    filter: brightness(1.1);
}

/* Styles pour les champs invalides */
input:invalid:not(:placeholder-shown),
select:invalid:not(:placeholder-shown),
textarea:invalid:not(:placeholder-shown) {
    border-color: var(--da-accent-soft);
    box-shadow: 0 0 0 3px rgba(163, 177, 138, 0.1);
}

/* Note pour les champs obligatoires */
.form-note {
    margin-top: 30px;
    color: var(--da-text);
    opacity: 0.7;
    font-style: italic;
    text-align: center;
    font-size: 0.85rem;
}

/* Styles pour les champs de fichier */
input[type="file"] {
    padding: 10px 0;
}

/* Styles pour les champs requis */
label::after {
    content: "";
}

label[for*="company-name"]::after,
label[for*="contact-name"]::after,
label[for*="contact-email"]::after,
label[for*="contact-phone"]::after,
label[for*="business-sector"]::after,
label[for*="company-description"]::after,
label[for*="products-services"]::after,
label[for*="target-audience"]::after,
label[for*="content-available"]::after,
label[for*="logo-available"]::after,
label[for*="design-style"]::after,
label[for*="domain-name"]::after,
label[for*="hosting"]::after,
label[for*="seo-importance"]::after,
label[for*="update-frequency"]::after,
label[for*="maintenance-need"]::after,
label[for*="deadline"]::after {
    content: " *";
    color: var(--da-primary);
    font-weight: bold;
}

/* Ajout d'un style pour le focus sur les sections */
.form-section:focus-within {
    border-color: var(--primary-color);
    box-shadow: 5px 5px 0 var(--primary-color);
}

/* Theme Toggle Wrapper */
.theme-switch-wrapper {
    position: absolute;
    top: 25px;
    right: 25px;
    z-index: 100;
}

/* Discreet Switch (Inspired by Uiverse.io) */
.switch {
    /* Variables - even smaller now */
    --switch_width: 2.8em;
    --switch_height: 1.4em;
    --thumb_color: var(--da-text);
    --track_color: var(--da-metallic);
    --track_active_color: var(--da-primary);
    --outline_color: var(--da-metallic);
    font-size: 11px;
    position: relative;
    display: inline-block;
    width: var(--switch_width);
    height: var(--switch_height);
}

.switch input {
    opacity: 0;
    width: 0;
    height: 0;
}

.slider {
    box-sizing: border-box;
    border: 1.5px solid var(--outline_color);
    position: absolute;
    cursor: pointer;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: var(--track_color);
    transition: var(--transition);
    border-radius: var(--switch_height);
}

.slider:before {
    box-sizing: border-box;
    position: absolute;
    content: "";
    height: 1.2em;
    width: 1.2em;
    border: 1.5px solid var(--outline_color);
    border-radius: 100%;
    left: 1px;
    bottom: -1px;
    background-color: var(--thumb_color);
    transform: translateY(-0.25em);
    box-shadow: 0 0.25em 0 var(--outline_color);
    transition: var(--transition);
}

input:checked+.slider {
    background-color: var(--track_active_color);
    border-color: var(--track_active_color);
}

input:focus-visible+.slider {
    box-shadow: 0 0 0 3px rgba(75, 87, 69, 0.2);
}

/* Raise thumb when hovered */
input:hover+.slider:before {
    transform: translateY(-0.35em);
    box-shadow: 0 0.35em 0 var(--outline_color);
}

input:checked+.slider:before {
    transform: translateX(calc(var(--switch_width) - var(--switch_height) - 4px)) translateY(-0.25em);
    border-color: var(--track_active_color);
}

/* Raise thumb when hovered & checked */
input:hover:checked+.slider:before {
    transform: translateX(calc(var(--switch_width) - var(--switch_height) - 4px)) translateY(-0.35em);
    box-shadow: 0 0.35em 0 var(--track_active_color);
}

/* Responsive */
@media (max-width: 768px) {
    .theme-switch-wrapper {
        top: 15px;
        right: 15px;
    }

    .switch {
        --switch_width: 2.2em;
        --switch_height: 1.1em;
        font-size: 10px;
    }

    body {
        padding: 20px 10px;
    }

    .container {
        padding: 30px 20px;
        border-radius: 16px;
    }

    header h1 {
        font-size: 2rem;
    }

    .checkbox-group {
        grid-template-columns: 1fr;
    }

    .form-actions {
        flex-direction: column;
        align-items: stretch;
    }

    .btn-submit,
    .btn-reset,
    .btn-download {
        max-width: none;
        width: 100%;
    }
}

/* Hover effects for form sections */
.form-section:hover {
    border-color: var(--da-primary);
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.08);
}

/* Custom selection color */
::selection {
    background-color: var(--da-accent-soft);
    color: var(--da-primary);
}

/* Styles pour les champs conditionnels */
#design-style-other,
#pages-other,
#features-other,
#objectives-other,
#cms-other,
#browser-other-value,
#domain-name-value,
#hosting-details,
#geographic-details {
    margin-top: 10px;
}