:root {
    /* Couleurs */
    --color-primary: #D97706;
    --color-primary-hover: #B45309;
    --color-text-body: #374151;
    --color-text-secondary: #4B5563;
    --color-background: #FDFBF7;
    --color-card-background: #FFFFFF;
    --color-border: #D1D5DB;
    --color-gray-600: #4B5563;
    --color-gray-700: #374151;
    --color-gray-800: #1F2937;

    --font-size-base: 0.95rem;
    --font-size-sm: 0.875rem;
    --font-size-md: 1rem;
    --font-size-lg: 1.125rem;
    --font-size-h1: 3rem;

    --font-size-mobile-base: 0.90rem;
    --font-size-mobile-sm: 0.825rem;
    --font-size-mobile-md: 0.9rem;
    --font-size-mobile-lg: 1rem;
    --font-size-mobile-h1: 1.9rem;

    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --border-radius-sm: 6px;
    --border-radius-md: 8px;
    --border-radius-lg: 12px;
}

body {
    font-family: 'Inter', sans-serif;
    background-color: var(--color-background);
    color: var(--color-text-body);
    font-size: var(--font-size-mobile-base);
}

.accent-orange {
    color: var(--color-primary);
}

.nav-link {
    transition: color 0.3s, border-bottom-color 0.3s;
    border-bottom: 2px solid transparent;
}
.nav-link:hover, .nav-link.active {
    color: var(--color-primary);
    border-bottom-color: var(--color-primary);
}

.btn-primary {
    background-color: var(--color-primary);
    color: #FFFFFF;
    transition: background-color 0.3s;
    padding: 10px 20px;
    border-radius: var(--border-radius-md);
    font-weight: 500;
}
.btn-primary:hover {
    background-color: var(--color-primary-hover);
}

.card {
    background-color: var(--color-card-background);
    border-radius: var(--border-radius-lg);
    box-shadow: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
    padding: var(--spacing-lg);
    transition: transform 0.3s, box-shadow 0.3s;
    width: 100%;
}

.card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -2px rgb(0 0 0 / 0.1);
}

.skill-tag {
    background-color: #F3F4F6;
    color: var(--color-text-secondary);
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--border-radius-sm);
    font-weight: 500;
    text-align: center;
    transition: transform 0.3s, box-shadow 0.3s;
    font-size: var(--font-size-mobile-sm);
}
.skill-tag:hover {
    transform: translateY(-3px);
    box-shadow: 0 5px 10px -2px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.06);
}

/* Styles for mobile menu overlay */
.mobile-menu-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.7);
    z-index: 40;
    display: none;
}
.mobile-menu {
    position: fixed;
    top: 0;
    right: -100%;
    width: 70%;
    max-width: 300px;
    height: 100%;
    background-color: var(--color-card-background);
    z-index: 50;
    transition: right 0.3s ease-in-out;
    padding: var(--spacing-xl);
    box-shadow: -4px 0 10px rgba(0,0,0,0.2);
    display: flex;
    flex-direction: column;
    align-items: flex-start;
}
.mobile-menu.open {
    right: 0;
}
.mobile-menu .nav-link {
    width: 100%;
    padding: var(--spacing-md) 0;
    text-align: left;
    border-bottom: 1px solid #E5E7EB;
    border-radius: 0;
    margin-bottom: var(--spacing-sm);
}
.mobile-menu .nav-link:last-of-type {
    border-bottom: none;
}

.mobile-menu .btn-primary {
    text-align: center;
    margin-top: var(--spacing-md);
    padding: 10px 20px;
    border-radius: var(--border-radius-md);
    border-bottom: none;
    width: auto;
    align-self: center;
}

#back-to-top {
    position: fixed;
    bottom: var(--spacing-xl);
    right: var(--spacing-xl);
    background-color: var(--color-primary);
    color: #FFFFFF;
    width: 3rem;
    height: 3rem;
    border-radius: 50%;
    font-size: 1.5rem;
    box-shadow: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
    display: flex;
    justify-content: center;
    align-items: center;
    cursor: pointer;
    opacity: 0;
    visibility: hidden;
    transform: translateY(var(--spacing-md));
    transition: background-color 0.3s, transform 0.3s, opacity 0.3s, visibility 0.3s;
    z-index: 99;
}

#back-to-top.visible {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

#back-to-top:hover {
    background-color: var(--color-primary-hover);
    transform: translateY(-2px);
}

/* Form specific styles */
.form-input, .form-textarea {
    width: 100%;
    padding: 0.75rem var(--spacing-md);
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius-md);
    line-height: 1.5;
    color: var(--color-text-secondary);
    transition: border-color 0.15s ease-in-out, box-shadow 0.15s ease-in-out;
}
.form-input:focus, .form-textarea:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(217, 119, 6, 0.2);
}

/* Honeypot */
.hp_address {
    position: absolute;
    left: -9999px;
    top: -9999px;
    visibility: hidden;
    opacity: 0;
    height: 0;
    width: 0;
    pointer-events: none;
}

.profile-photo-position {
    object-position: center 25%;
}

ul.list-disc {
    text-align: left;
}

ul.list-disc li {
    font-size: var(--font-size-mobile-sm);
}

#hero p{
    font-size: var(--font-size-mobile-lg);
}

#hero a{
    font-size: var(--font-size-mobile-md);
}

#hero h1 {
    font-size: var(--font-size-mobile-h1);
}

#about p {
    font-size: var(--font-size-mobile-sm);
}

.card-title {
    font-size: var(--font-size-mobile-lg);
}

.card-date {
    font-size: var(--font-size-mobile-sm);
}

.nav-name {
    font-size: var(--font-size-lg);
}


@media (min-width: 768px) {
    body {
        font-size: var(--font-size-base);
    }
    ul.list-disc {
        text-align: justify;
    }
    ul.list-disc li {
        font-size: var(--font-size-sm);
    }
    #hero p {
        font-size: var(--font-size-lg);
    }
    #hero h1 {
        font-size: var(--font-size-h1);
    }
    #hero a{
        font-size: var(--font-size-md);
    }
    #about p {
        font-size: var(--font-size-sm);
    }
    .card h3 {
        font-size: var(--font-size-lg);
    }
    .card-date {
        font-size: var(--font-size-sm);
    }
    .card {
        padding: var(--spacing-xl);
    }
    .skill-tag {
        font-size: var(--font-size-sm);
    }
}