/* ===== VARIABLES CSS ===== */
:root {
    --primary-color: #2563eb;
    --primary-dark: #1d4ed8;
    --secondary-color: #64748b;
    --accent-color: #f59e0b;
    --text-primary: #1e293b;
    --text-secondary: #64748b;
    --text-light: #94a3b8;
    --bg-primary: #ffffff;
    --bg-secondary: #f8fafc;
    --bg-dark: #0f172a;
    --border-color: #e2e8f0;
    --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
    --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
    --shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.1), 0 8px 10px -6px rgb(0 0 0 / 0.1);
    --gradient-primary: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    --gradient-secondary: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
    --gradient-accent: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);
}

/* ===== RESET ET BASE ===== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Poppins', sans-serif;
    line-height: 1.6;
    color: var(--text-primary);
    background: var(--bg-primary);
    overflow-x: hidden;
}

/* ===== NAVIGATION ===== */
.navbar {
    background: rgba(255, 255, 255, 0.95) !important;
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border-color);
    box-shadow: var(--shadow-sm);
    transition: all 0.3s ease;
}

.navbar-brand {
    font-weight: 700;
    font-size: 1.5rem;
    color: var(--primary-color) !important;
    text-decoration: none;
    transition: color 0.3s ease;
}

.navbar-brand:hover {
    color: var(--primary-dark) !important;
}

.navbar-nav .nav-link {
    color: var(--text-secondary) !important;
    font-weight: 500;
    padding: 0.75rem 1rem !important;
    margin: 0 0.25rem;
    border-radius: 8px;
    transition: all 0.3s ease;
    position: relative;
}

.navbar-nav .nav-link:hover {
    color: var(--primary-color) !important;
    background: rgba(37, 99, 235, 0.1);
    transform: translateY(-2px);
}

.navbar-nav .nav-link i {
    margin-right: 0.5rem;
    transition: transform 0.3s ease;
}

.navbar-nav .nav-link:hover i {
    transform: scale(1.1);
}

.navbar-toggler {
    border: none;
    padding: 0.5rem;
    border-radius: 8px;
    transition: all 0.3s ease;
}

.navbar-toggler:focus {
    box-shadow: 0 0 0 0.2rem rgba(37, 99, 235, 0.25);
}

/* ===== CONTENU PRINCIPAL ===== */
main {
    min-height: calc(100vh - 200px);
    padding: 2rem 0;
}

/* ===== SECTION ACCUEIL ===== */
#accueil {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    gap: 2rem;
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 2rem;
}

#accueil aside {
    background: var(--bg-secondary);
    padding: 2rem;
    border-radius: 16px;
    box-shadow: var(--shadow-md);
    border: 1px solid var(--border-color);
    transition: all 0.3s ease;
}

#accueil aside:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-xl);
}

#accueil h1 {
    color: var(--primary-color);
    font-size: 1.75rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
    text-align: center;
}

.bio-content p {
    color: var(--text-secondary);
    margin-bottom: 1rem;
    font-size: 1rem;
}

.bio-content .lead {
    font-size: 1.1rem;
    font-weight: 500;
    color: var(--text-primary);
}

.accueil-competences {
    background: linear-gradient(135deg, var(--bg-secondary) 0%, rgba(37, 99, 235, 0.05) 100%);
}

.competences-container {
    margin-top: 1.5rem;
}

.competences-grid {
    display: grid;
    gap: 1rem;
    height: 100%;
    grid-template-rows: 1fr 1fr 1fr;
}

.competence-card-accueil {
    background: white;
    padding: 1.5rem;
    border-radius: 12px;
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border-color);
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 120px;
}

.competence-card-accueil:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-md);
    border-color: var(--primary-color);
}

.competence-logo-accueil {
    width: 32px !important;
    height: 32px !important;
    object-fit: contain;
    margin-right: 10px;
    vertical-align: middle;
    border-radius: 6px;
}

.project-title {
    font-size: 1rem;
    font-weight: 500;
    color: var(--text-primary);
    margin: 0;
}

/* ===== SECTION CV ===== */
#cv {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
}

#cv section, #cv aside {
    background: var(--bg-secondary);
    padding: 2rem;
    border-radius: 16px;
    box-shadow: var(--shadow-md);
    border: 1px solid var(--border-color);
}

#cv h1 {
    color: var(--primary-color);
    font-size: 1.75rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
    text-align: center;
}

.experience-card {
    background: white;
    padding: 1.5rem;
    border-radius: 12px;
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border-color);
    transition: all 0.3s ease;
    margin-bottom: 1rem;
}

.experience-card:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-md);
    border-color: var(--primary-color);
}

.experience-card h2 {
    color: var(--primary-color);
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.experience-card h3 {
    color: var(--text-secondary);
    font-size: 1rem;
    font-weight: 500;
    margin-bottom: 0.5rem;
}

.experience-card p {
    color: var(--text-light);
    font-size: 0.9rem;
}

.competence-card {
    background: white;
    padding: 1.5rem;
    border-radius: 12px;
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border-color);
    transition: all 0.3s ease;
    margin-bottom: 1rem;
}

.competence-card:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-md);
    border-color: var(--primary-color);
}

.competence-logo {
    width: 48px;
    height: 48px;
    object-fit: contain;
    border-radius: 8px;
    padding: 0.5rem;
    background: var(--bg-secondary);
}

.competence-card h2 {
    color: var(--text-primary);
    font-size: 1.1rem;
    font-weight: 500;
    margin: 0;
}

/* ===== SYSTÈME D'ÉTOILES ===== */
.stars-container {
    display: flex;
    align-items: center;
    justify-content: flex-start;
}

.stars-rating {
    display: flex;
    gap: 0.25rem;
}

.stars-rating i {
    transition: all 0.2s ease;
}

.stars-rating i:hover {
    transform: scale(1.1);
}

/* ===== ANCIENNE BARRE DE PROGRESSION (à supprimer) ===== */
.progress {
    height: 8px;
    border-radius: 4px;
    background: var(--bg-secondary);
    overflow: hidden;
    margin-top: 1rem;
}

.progress-bar {
    background: var(--gradient-primary);
    border-radius: 4px;
    transition: width 1s ease;
    font-size: 0.75rem;
    font-weight: 500;
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* ===== SECTION PORTFOLIO ===== */
#portfolio {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

#portfolio h1 {
    color: var(--primary-color);
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 3rem;
    text-align: center;
    position: relative;
}

#portfolio h1::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 4px;
    background: var(--gradient-primary);
    border-radius: 2px;
}

.project-card {
    background: white;
    border-radius: 16px;
    overflow: hidden;
    box-shadow: var(--shadow-md);
    border: 1px solid var(--border-color);
    transition: all 0.3s ease;
    height: 100%;
}

.project-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
    border-color: var(--primary-color);
}

.project-image-container {
    position: relative;
    overflow: hidden;
    aspect-ratio: 16/9;
}

.project-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.project-card:hover .project-image {
    transform: scale(1.05);
}

.project-content {
    padding: 1.5rem;
}

.project-content h2 {
    color: var(--text-primary);
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.project-content p {
    color: var(--text-secondary);
    font-size: 0.9rem;
    margin: 0;
}

/* ===== SECTION CONTACT ===== */
#contact {
    max-width: 800px;
    margin: 0 auto;
    padding: 0 2rem;
}

#contact h1 {
    color: var(--primary-color);
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 3rem;
    text-align: center;
    position: relative;
}

#contact h1::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 4px;
    background: var(--gradient-primary);
    border-radius: 2px;
}

.card {
    border: none;
    border-radius: 20px;
    overflow: hidden;
}

.card-body {
    padding: 2.5rem;
}

.form-floating {
    margin-bottom: 1.5rem;
}

.form-control, .form-select {
    border: 2px solid var(--border-color);
    border-radius: 12px;
    padding: 1rem 1rem;
    font-size: 1rem;
    transition: all 0.3s ease;
    background: var(--bg-secondary);
}

.form-control:focus, .form-select:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 0.2rem rgba(37, 99, 235, 0.15);
    background: white;
}

.form-floating label {
    color: var(--text-secondary);
    font-weight: 500;
}

.btn-primary {
    background: var(--gradient-primary);
    border: none;
    border-radius: 12px;
    padding: 1rem 2rem;
    font-weight: 600;
    font-size: 1.1rem;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
    background: var(--gradient-secondary);
}

.btn-primary:disabled {
    opacity: 0.7;
    transform: none;
}

.form-check-input:checked {
    background-color: var(--primary-color);
    border-color: var(--primary-color);
}

.form-check-label {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

/* ===== FOOTER ===== */
footer {
    background: var(--bg-dark);
    color: white;
    padding: 3rem 0 2rem;
    margin-top: 4rem;
}

footer h3 {
    color: var(--accent-color);
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 1rem;
}

footer p {
    color: var(--text-light);
    margin-bottom: 0.5rem;
}

footer a {
    color: var(--text-light);
    text-decoration: none;
    transition: color 0.3s ease;
}

footer a:hover {
    color: var(--accent-color);
}

footer .text-center p {
    color: var(--text-secondary);
    font-size: 0.9rem;
    margin: 0;
}

/* ===== MODAL ===== */
.modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.9);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1055;
    backdrop-filter: blur(10px);
}

.modal-content {
    position: relative;
    max-width: min(90vw, 1000px);
    max-height: 90vh;
    background: var(--bg-dark);
    border-radius: 16px;
    padding: 2rem;
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow-xl);
}

.modal-image {
    max-width: 100%;
    max-height: 70vh;
    display: block;
    margin: 0 auto;
    border-radius: 12px;
    box-shadow: var(--shadow-lg);
}

.modal-close {
    position: absolute;
    top: 1rem;
    right: 1rem;
    border: none;
    background: rgba(255, 255, 255, 0.1);
    color: white;
    font-size: 1.5rem;
    padding: 0.5rem;
    border-radius: 50%;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
}

.modal-close:hover {
    background: rgba(255, 255, 255, 0.2);
    transform: scale(1.1);
}

.modal-nav {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    border: none;
    background: rgba(255, 255, 255, 0.15);
    color: white;
    font-size: 1.25rem;
    padding: 1rem;
    border-radius: 50%;
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
}

.modal-nav:hover {
    background: rgba(255, 255, 255, 0.25);
    transform: translateY(-50%) scale(1.1);
}

.modal-prev {
    left: 1rem;
}

.modal-next {
    right: 1rem;
}

.modal-caption {
    margin-top: 1rem;
}

.modal-counter {
    background: rgba(255, 255, 255, 0.1);
    padding: 0.5rem 1rem;
    border-radius: 20px;
    font-size: 0.9rem;
    color: var(--text-light);
}

/* ===== ANIMATIONS ET TRANSITIONS ===== */
.fade-enter-active {
    animation: fadeIn 0.5s ease-in-out;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.image-overlay {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: all 0.3s ease;
    background: rgba(0, 0, 0, 0.4);
}

.project-image-container:hover .image-overlay {
    opacity: 1;
}

.image-overlay i {
    color: white;
    font-size: 2rem;
    background: rgba(0, 0, 0, 0.7);
    padding: 1rem;
    border-radius: 50%;
    transition: all 0.3s ease;
}

.image-overlay:hover i {
    transform: scale(1.1);
    background: rgba(37, 99, 235, 0.8);
}

.image-count {
    position: absolute;
    bottom: 1rem;
    right: 1rem;
    background: rgba(0, 0, 0, 0.8);
    color: white;
    padding: 0.5rem 0.75rem;
    border-radius: 20px;
    font-size: 0.85rem;
    display: flex;
    align-items: center;
    gap: 0.35rem;
    backdrop-filter: blur(10px);
}

/* ===== RESPONSIVE DESIGN ===== */
@media (max-width: 1200px) {
    #accueil {
        grid-template-columns: 1fr 1fr;
        gap: 1.5rem;
    }
    
    #cv {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
}

@media (max-width: 768px) {
    #accueil {
        grid-template-columns: 1fr;
        gap: 1.5rem;
        padding: 0 1rem;
    }
    
    #cv, #portfolio, #contact {
        padding: 0 1rem;
    }
    
    .navbar-nav .nav-link {
        padding: 0.5rem 0.75rem !important;
        margin: 0.25rem 0;
    }
    
    .card-body {
        padding: 1.5rem;
    }
    
    #accueil aside, #cv section, #cv aside {
        padding: 1.5rem;
    }
    
    .modal-content {
        padding: 1rem;
        margin: 1rem;
    }
    
    .modal-nav {
        width: 40px;
        height: 40px;
        padding: 0.75rem;
    }
}

@media (max-width: 576px) {
    main {
        padding: 1rem 0;
    }
    
    #accueil h1, #cv h1, #portfolio h1, #contact h1 {
        font-size: 2rem;
    }
    
    .navbar-brand {
        font-size: 1.25rem;
    }
    
    .btn-primary {
        padding: 0.75rem 1.5rem;
        font-size: 1rem;
    }
}

/* ===== SCROLLBAR PERSONNALISÉE ===== */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: var(--bg-secondary);
}

::-webkit-scrollbar-thumb {
    background: var(--primary-color);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--primary-dark);
}

/* ===== EFFETS DE SURVOL GLOBAUX ===== */
.competence-card-accueil:hover,
.experience-card:hover,
.competence-card:hover,
.project-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-xl);
}

/* ===== LOADING STATES ===== */
.spinner-border {
    color: white;
}

/* ===== VALIDATION DES FORMULAIRES ===== */
.was-validated .form-control:invalid,
.was-validated .form-select:invalid {
    border-color: #dc3545;
    box-shadow: 0 0 0 0.2rem rgba(220, 53, 69, 0.25);
}

.was-validated .form-control:valid,
.was-validated .form-select:valid {
    border-color: #198754;
    box-shadow: 0 0 0 0.2rem rgba(25, 135, 84, 0.25);
}

.invalid-feedback {
    color: #dc3545;
    font-size: 0.875rem;
    margin-top: 0.25rem;
}

/* ===== UTILITAIRES ===== */
.text-gradient {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.bg-gradient-primary {
    background: var(--gradient-primary);
}

.bg-gradient-secondary {
    background: var(--gradient-secondary);
}

.bg-gradient-accent {
    background: var(--gradient-accent);
}