:root {
    --bg-navy: #0a192f;
    --light-navy: #112240;
    --gold: #D9B642;
    --light-slate: #ccd6f6;
    --slate: #8892b0;
    --nav-height: 100px;
}

html {
    scroll-behavior: smooth;
    scroll-padding-top: var(--nav-height);
}

body {
    margin: 0;
    background-color: var(--bg-navy) !important;
    color: var(--slate);
    font-family: 'Raleway', sans-serif;
}

h1, h2, h3, h4, .navbar-brand { font-family: 'Playfair Display', serif; }
.nav-link, .btn-resume, .btn-big-gold, .github-btn { font-family: 'Open Sans', sans-serif; font-weight: 600; }
.font-monospace { font-family: 'SF Mono', monospace; font-size: 13px; }

.custom-nav {
    background: rgba(10, 25, 47, 0.85);
    backdrop-filter: blur(10px);
    height: var(--nav-height);
    display: flex;
    align-items: center;
    border-bottom: 1px solid rgba(255,255,255,0.05);
    z-index: 1000;
    transition: all 0.3s ease-in-out;
}
.navbar-nav { flex-direction: row !important; }
.nav-link { color: var(--light-slate) !important; font-size: 13px; }
.nav-link:hover { color: var(--gold) !important; }
.nav-number { color: var(--gold); margin-right: 5px; }

.btn-resume {
    border: 1px solid var(--gold);
    color: var(--gold) !important;
    padding: 7px 15px;
    border-radius: 4px;
    text-decoration: none;
    font-size: 13px;
    transition: 0.3s;
}
.btn-resume:hover { background: rgba(217, 182, 66, 0.1); }

.full-section {
    min-height: 100vh;
    padding: 100px 10%;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.section-heading {
    display: flex;
    align-items: center;
    color: var(--light-slate);
    font-size: clamp(26px, 5vw, 32px);
    font-weight: 700;
    margin-bottom: 40px;
}
.section-heading::after {
    content: "";
    display: block;
    width: 200px;
    height: 1px;
    background-color: #233554;
    margin-left: 20px;
}

.skills-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.skill-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    transition: 0.3s;
}

.skill-circle {
    width: 100px;
    height: 100px;
    border-radius: 50%;
    background-color: var(--light-navy);
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 2.5rem;
    color: var(--gold);
    margin-bottom: 1rem;
    transition: 0.3s ease-in-out;
    border: 2px solid transparent;
}

/* --- MODIFICATION DÉLAI CERCLE --- */
.skill-item:hover .skill-circle {
    transform: scale(0.9);
    border-color: var(--gold);
    transition-delay: 0.25s; /* Attend 0.5s avant de rétrécir */
}

.skill-name {
    font-family: 'Open Sans', sans-serif;
    font-size: 0.9rem;
    color: var(--light-slate);
    font-weight: 600;
}

.glass-panel, .project-card {
    background-color: var(--light-navy);
    padding: 2rem;
    border-radius: 4px;
    position: relative;
    overflow: hidden;
}

.project-card {
    height: 100%;
    display: flex;
    flex-direction: column;
    z-index: 1;
    transition: transform 0.3s cubic-bezier(0.645, 0.045, 0.355, 1) !important;
}

.project-card:hover {
    transform: translateY(-10px) !important;
    z-index: 10;
    box-shadow: 0 20px 30px rgba(2, 12, 27, 0.7);
}

.project-card::after {
    content: "";
    position: absolute;
    bottom: 0; left: 0;
    width: 100%; height: 3px;
    background-color: var(--gold);
    transform: scaleX(0);
    transform-origin: bottom right;
    transition: transform 0.3s ease-in-out;
}

.project-card:hover::after {
    transform: scaleX(1);
    transform-origin: bottom left;
}

.reveal.active {
    opacity: 1 !important;
    transform: none !important;
}

.project-description-box {
    background-color: #172a45;
    border-radius: 4px;
    padding: 20px;
    color: var(--light-slate);
    box-shadow: 0 10px 30px -15px rgba(2, 12, 27, 0.7);
    margin: 1.5rem 0;
}

.badge-skill {
    background-color: rgba(217, 182, 66, 0.05);
    border: 1px solid var(--gold);
    color: var(--gold);
    padding: 5px 15px;
    border-radius: 20px;
    font-size: 0.8rem;
    font-family: 'Open Sans', sans-serif;
    transition: 0.3s;
}
.badge-skill:hover { background-color: rgba(217, 182, 66, 0.1); transform: translateY(-2px); }

.github-profile-btn {
    display: inline-block;
    color: var(--gold) !important;
    text-decoration: none;
    border: 1px solid var(--gold);
    padding: 1.25rem 2.5rem;
    border-radius: 4px;
    font-size: 1rem;
    font-family: 'Open Sans', sans-serif;
    font-weight: 600;
    background: transparent;
    transition: all 0.3s ease-in-out;
}

.github-profile-btn:hover {
    background: rgba(217, 182, 66, 0.1);
    transform: translateY(-5px);
    box-shadow: 0 10px 20px rgba(2, 12, 27, 0.5);
}

.github-btn {
    display: inline-flex;
    align-items: center;
    color: var(--gold) !important;
    text-decoration: none;
    border: 1px solid var(--gold);
    padding: 8px 16px;
    border-radius: 4px;
    font-size: 14px;
    transition: 0.3s;
}
.github-btn:hover { background: rgba(217, 182, 66, 0.1); }

.btn-big-gold {
    border: 1px solid var(--gold);
    background: transparent;
    color: var(--gold);
    padding: 1.25rem 1.75rem;
    border-radius: 4px;
    text-decoration: none;
    display: inline-block;
    transition: 0.3s;
    cursor: pointer;
}
.btn-big-gold:hover { background: rgba(217, 182, 66, 0.1); }

.glass-panel input::placeholder,
.glass-panel textarea::placeholder {
    color: var(--slate) !important;
    opacity: 0.8 !important;
}

.glass-panel .form-control {
    color: var(--light-slate) !important;
}

.glass-panel .form-control:focus {
    background-color: rgba(23, 42, 69, 0.8) !important;
    border-color: var(--gold) !important;
    box-shadow: none !important;
}

.text-gold { color: var(--gold) !important; }

.flag-circle img {
    width: 45px;
    height: 45px;
    object-fit: cover;
    border-radius: 50%;
    border: 1px solid rgba(255, 255, 255, 0.1);
}

section[id] {
    scroll-margin-top: 100px !important;
}

.reveal {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.4s ease-out, transform 0.4s ease-out;
    will-change: opacity, transform;
}

.reveal.active {
    opacity: 1 !important;
    transform: translateY(0) !important;
}

@media (max-width: 768px) {
    .full-section { padding: 80px 5%; }
    .display-1 { font-size: 3rem !important; }
    .project-card .row { flex-direction: column; }
    .project-card .text-md-end { text-align: left !important; margin-top: 15px; }
}

.contact-link {
    color: var(--slate);
    text-decoration: none;
    font-family: 'Open Sans', sans-serif;
    font-size: 0.95rem;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
}

.contact-link i {
    color: var(--gold);
    font-size: 1.1rem;
}

.contact-link:hover {
    color: var(--gold) !important;
    transform: translateY(-2px);
}

.glass-panel input::placeholder,
.glass-panel textarea::placeholder {
    color: var(--slate) !important;
    opacity: 0.6 !important;
}

.custom-input {
    background-color: rgba(2, 12, 27, 0.7) !important;
    border: 1px solid #233554 !important;
    color: var(--light-slate) !important;
    border-radius: 4px;
    padding: 12px 15px !important;
    transition: all 0.3s ease;
}

.custom-input:focus {
    border-color: var(--gold) !important;
    background-color: rgba(17, 34, 64, 1) !important;
    box-shadow: none !important;
    transform: translateY(-2px);
}

.social-icon-link {
    font-size: 1.5rem;
    color: var(--slate);
    transition: all 0.3s ease;
    text-decoration: none;
}

.social-icon-link:hover {
    color: var(--gold);
    transform: scale(1.2);
}

.text-slate {
    line-height: 1.6;
}

.custom-input::placeholder {
    color: var(--slate) !important;
    font-size: 0.9rem;
    opacity: 0.5 !important;
}

.border-top.border-secondary-subtle {
    border-color: rgba(35, 53, 84, 0.5) !important;
    width: 60%;
    margin-left: auto;
    margin-right: auto;
}

.border-top.border-dark-subtle {
    border-color: rgba(35, 53, 84, 0.3) !important;
    max-width: 500px;
    margin: 0 auto;
}

.contact-pill {
    background-color: rgba(17, 34, 64, 0.4);
    border: 1px solid var(--gold) !important;
    color: var(--light-slate) !important;
    padding: 12px 28px !important;
    border-radius: 50px;
    font-size: 0.85rem;
    font-family: 'Open Sans', sans-serif;
    font-weight: 600;
    text-decoration: none;
    transition: all 0.3s cubic-bezier(0.645, 0.045, 0.355, 1);
    display: inline-flex;
    align-items: center;
    cursor: pointer;
}

.contact-pill i {
    color: var(--gold);
    font-size: 1.1rem;
}

.contact-pill:hover {
    background-color: rgba(217, 182, 66, 0.15);
    color: var(--gold) !important;
    transform: translateY(-5px);
    box-shadow: 0 10px 20px -10px rgba(217, 182, 66, 0.4);
}

#copy-success {
    transition: all 0.3s ease;
}

.btn-big-gold {
    border: 1px solid var(--gold) !important;
    font-weight: 600;
}

@media (prefers-reduced-motion: reduce) {
    .reveal { opacity: 1 !important; transform: none !important; }
}
noscript .reveal { opacity: 1 !important; }

.skills-grid-row {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 40px 20px;
    align-items: start;
    margin-bottom: 50px;
}

.skill-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
}

/* --- MODIFICATION DÉLAI DÉPLOIEMENT --- */
.skill-details {
    max-height: 0;
    overflow: hidden;
    opacity: 0;
    list-style: none;
    padding: 0;
    margin: 0 auto;
    font-family: 'Raleway', sans-serif;
    font-size: 0.85rem;
    color: var(--slate);
    text-align: center;
    transition: all 0.5s ease-in-out;
    transition-delay: 0s; /* Fermeture instantanée */
    width: 100%;
}

.skill-item:hover .skill-details {
    max-height: 500px;
    opacity: 1;
    margin-top: 15px;
    transition-delay: 0.5s; /* Ouverture après 0.5s */
}

.skill-details li {
    margin-top: 8px;
    display: block;
    line-height: 1.4;
}

.skill-details li::before {
    content: "•";
    color: var(--gold);
    margin-right: 5px;
}

@media (max-width: 992px) {
    .skills-grid-row { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 576px) {
    .skills-grid-row { grid-template-columns: 1fr; }
}

@media (min-width: 1200px) {
    .custom-nav .container {
        padding-left: 2rem;
        padding-right: 2rem;
    }
    .custom-nav .navbar-nav {
        gap: 3rem !important;
    }
    .nav-link {
        font-size: 15px !important;
        letter-spacing: 1px;
    }
    .navbar-brand img {
        height: 45px !important;
        transition: 0.3s;
    }
}

@media (min-width: 1400px) {
    .custom-nav .container {
        max-width: 95% !important;
        padding: 0 40px;
    }
    .custom-nav.navbar {
        justify-content: space-between;
    }
    .custom-nav .navbar-nav {
        gap: 6rem !important;
    }
    .nav-link {
        font-size: 15px !important;
        letter-spacing: 1.5px;
    }
}

/* --- RESPONSIVE TABLETTE / MOBILE --- */
@media (max-width: 992px) {
    .skills-grid-row {
        grid-template-columns: repeat(2, 1fr);
    }

    /* Sur mobile, on enlève le délai de 0.5s car sinon le clic ne marche pas */
    .skill-details, .skill-item:hover .skill-details {
        transition-delay: 0s !important;
        transition: all 0.4s ease-out;
    }

    /* On permet au clic (active) d'ouvrir le menu aussi bien que le hover */
    .skill-item:active .skill-details,
    .skill-item:focus .skill-details {
        max-height: 500px;
        opacity: 1;
        margin-top: 15px;
    }
}

@media (max-width: 576px) {
    .skills-grid-row {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    /* On réduit la hauteur car 100px c'est trop gros pour un petit écran */
    .custom-nav {
        height: 70px;
        padding: 0 15px;
    }

    /* On enlève le "row" forcé pour laisser les éléments respirer */
    .navbar-nav {
        flex-direction: row !important; /* On garde la ligne mais on réduit les écarts */
        gap: 10px !important;
        justify-content: center;
        width: 100%;
    }

    /* On réduit la taille de la police et du logo */
    .nav-link {
        font-size: 11px !important;
        padding: 5px !important;
    }

    .navbar-brand img {
        height: 30px !important;
    }

    /* On cache ou on réduit le bouton CV pour gagner de la place */
    .btn-resume {
        font-size: 11px;
        padding: 5px 10px;
    }


    .section-heading {
        display: flex;
        align-items: center;
        width: 100%;
        margin: 10px 0 40px;
        white-space: nowrap; /* Empêche de passer à la ligne */
        font-size: 2rem;
    }

    .section-heading::after {
        content: "";
        display: block;
        height: 1px;
        width: 300px;
        background-color: var(--slate);
        margin-left: 20px;
        opacity: 0.3;
    }

    /* --- CORRECTIF MOBILE --- */
    @media (max-width: 768px) {
        .section-heading {
            font-size: 1.4rem; /* Réduit la taille pour que ça tienne sur une ligne */
            margin-bottom: 30px;
        }

        .nav-number {
            font-size: 1.1rem; /* Réduit aussi le numéro 01. */
            margin-right: 10px;
        }

        .section-heading::after {
            width: 100%; /* La ligne prend le reste de la largeur */
            margin-left: 10px;
        }
    }

    @media (max-width: 400px) {
        .section-heading {
            font-size: 1.2rem; /* Encore plus petit pour les écrans type iPhone SE */
        }
    }
}