/* ============================================
   THEME ACCUEIL - Thème bleu/violet/rose
   ============================================ */

/* Variables de couleurs spécifiques */
:root {
    --c-blue: #667eea;
    --c-purple: #764ba2;
    --c-rose: #f093fb;
}

/* Body avec background gradient */
body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    background: linear-gradient(135deg, var(--c-blue) 0%, var(--c-purple) 50%, var(--c-rose) 100%);
    background-attachment: fixed;
    color: #ffffff;
}

/* Hero Section */
.hero {
    position: relative;
    padding: 2.5rem 5% 3rem;
    text-align: center;
    z-index: 1;
}

.hero h1 {
    font-size: 3.4rem;
    margin-bottom: 0.8rem;
    font-weight: 800;
    letter-spacing: -2px;
}

.hero .subtitle {
    font-size: 3.2rem;
    background: linear-gradient(135deg, var(--c-rose), var(--c-blue));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 1rem;
    font-weight: 600;
    letter-spacing: 0.5px;
    text-shadow: 0 2px 10px rgba(240, 147, 251, 0.3);
    position: relative;
}

.hero .tagline {
    font-size: 1.5rem;
    color: rgba(255,255,255,0.75);
}

/* Sections */
.section {
    position: relative;
    max-width: 1400px;
    margin: 0 auto 5rem;
    padding: 0 5%;
    z-index: 1;
}

.section-header {
    text-align: center;
    margin-bottom: 2.5rem;
}

.section-title {
    font-size: 2.4rem;
    margin-bottom: 0.5rem;
    font-weight: 700;
}

.section-subtitle {
    font-size: 1.05rem;
    color: rgba(255, 255, 255, 0.7);
}

/* Carousel */
.carousel-container {
    position: relative;
    max-width: 1200px;
    margin: 0 auto 4rem;
    padding: 0 5%;
    z-index: 1;
}

.carousel {
    position: relative;
    overflow: hidden;
    border-radius: var(--radius-main);
    background: rgba(30, 30, 50, 0.65);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(255,255,255,0.14);
}

.carousel-track {
    display: flex;
    transition: transform var(--transition-smooth);
}

.carousel-slide {
    min-width: 100%;
    padding: 3.5rem 4rem;
}

.carousel-content {
    display: grid;
    grid-template-columns: 220px 1fr;
    gap: 2.5rem;
    align-items: center;
}

.carousel-image {
    width: 100%;
    height: 100%;
    max-height: 320px;
    border-radius: 16px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.3);
    object-fit: cover;
    aspect-ratio: 3/4;
}

.carousel-text h3 {
    font-size: 2rem;
    margin-bottom: 1rem;
}

.carousel-text .badge {
    display: inline-block;
    padding: 0.5rem 1rem;
    background: linear-gradient(135deg, var(--c-blue), var(--c-purple));
    border-radius: 20px;
    font-size: 0.9rem;
    margin-bottom: 1rem;
    font-weight: 600;
}

.carousel-text p {
    line-height: 1.8;
    color: rgba(255, 255, 255, 0.85);
    margin-bottom: 1.5rem;
}

.carousel-nav {
    position: absolute;
    bottom: 1.6rem;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 0.5rem;
}

.carousel-dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.3);
    cursor: pointer;
    transition: all 0.3s;
}

.carousel-dot.active {
    background: var(--c-rose);
    width: 30px;
    border-radius: 6px;
}

.carousel-arrow {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background: rgba(30, 30, 50, 0.9);
    border: 1px solid rgba(255, 255, 255, 0.2);
    color: white;
    width: 44px;
    height: 44px;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    transition: var(--transition-fast);
}

.carousel-arrow:hover {
    background: rgba(102, 126, 234, 0.9);
}

.carousel-arrow.prev { left: 1.5rem; }
.carousel-arrow.next { right: 1.5rem; }

/* Blog Grid */
.blog-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
}

.blog-card {
    background: rgba(30, 30, 50, 0.8);
    border-radius: var(--radius-main);
    overflow: hidden;
    backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: transform 0.35s ease, box-shadow 0.35s ease;
}

.blog-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 18px 40px rgba(0,0,0,0.5);
}

.blog-image {
    width: 100%;
    height: 200px;
    background: linear-gradient(135deg, var(--c-blue), var(--c-purple));
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 3rem;
    position: relative;
    overflow: hidden;
}

.blog-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.blog-card-calendar {
    grid-column: span 1;
}

.calendar-container {
    width: 100%;
    background: rgba(0, 0, 0, 0.2);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.calendar-container iframe {
    width: 100%;
    height: 400px;
    border: none;
}

@media (max-width: 768px) {
    .calendar-container iframe {
        height: 300px;
    }
    
    .blog-card-calendar {
        grid-column: span 1;
    }
}

.blog-content {
    padding: 1.8rem 2rem 2.1rem;
}

.blog-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 0.7rem;
    margin-bottom: 0.8rem;
    font-size: 0.85rem;
    color: rgba(255, 255, 255, 0.6);
}

.blog-card h3 {
    font-size: 1.4rem;
    margin-bottom: 0.8rem;
    font-weight: 600;
}

.blog-card p {
    color: rgba(255, 255, 255, 0.8);
    line-height: 1.6;
    margin-bottom: 1.3rem;
}

.read-more {
    color: var(--c-rose);
    text-decoration: none;
    font-weight: 600;
}

/* Projects Grid */
.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.project-card {
    background: rgba(30, 30, 50, 0.8);
    border-radius: var(--radius-main);
    overflow: hidden;
    backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: transform 0.35s ease, box-shadow 0.35s ease;
}

.project-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 18px 40px rgba(0,0,0,0.5);
}

.project-banner {
    height: 150px;
    background: linear-gradient(135deg, var(--c-blue), var(--c-purple));
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 3rem;
}

.project-content {
    padding: 2rem;
}

.project-types {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-bottom: 1rem;
}

.project-type {
    display: inline-block;
    padding: 0.35rem 0.75rem;
    background: rgba(240, 147, 251, 0.18);
    border: 1px solid rgba(240, 147, 251, 0.4);
    border-radius: 12px;
    font-size: 0.85rem;
}

.project-card h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
}

.project-card p {
    color: rgba(255, 255, 255, 0.8);
    line-height: 1.6;
    margin-bottom: 1rem;
}

/* Biography Section */
.biography-section {
    position: relative;
    max-width: 1200px;
    margin: 0 auto 5rem;
    padding: 0 5%;
    z-index: 1;
}

.biography-container {
    display: grid;
    grid-template-columns: 280px 1fr;
    gap: 3rem;
    align-items: start;
    background: rgba(30, 30, 50, 0.8);
    backdrop-filter: blur(20px);
    border-radius: var(--radius-main);
    padding: 3rem;
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.biography-portrait {
    position: relative;
}

.portrait-image {
    width: 100%;
    border-radius: 16px;
    border: 3px solid rgba(255, 255, 255, 0.2);
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.4);
    object-fit: cover;
    aspect-ratio: 3/4;
    transition: opacity 0.5s ease-in-out;
}

.biography-content {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.biography-intro {
    font-size: 1.4rem;
    font-weight: 600;
    color: var(--c-rose);
    margin-bottom: 0.5rem;
    line-height: 1.6;
}

.biography-content p {
    line-height: 1.8;
    color: rgba(255, 255, 255, 0.85);
    font-size: 1.05rem;
}

.biography-content em {
    font-style: italic;
    color: rgba(255, 255, 255, 0.95);
}

.biography-closing {
    font-style: italic;
    color: rgba(255, 255, 255, 0.75);
    margin-top: 0.5rem;
    padding-top: 1.5rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

/* Author Section */
.author-section {
    position: relative;
    max-width: 1200px;
    margin: 0 auto 5rem;
    padding: 0 5%;
    z-index: 1;
}

.author-tabs {
    display: flex;
    gap: 1rem;
    margin-bottom: 2rem;
    justify-content: center;
    flex-wrap: wrap;
}

.tab-button {
    padding: 0.8rem 1.7rem;
    background: rgba(30, 30, 50, 0.6);
    border: 1px solid rgba(255, 255, 255, 0.18);
    color: white;
    border-radius: 999px;
    cursor: pointer;
    transition: var(--transition-fast);
    font-weight: 600;
    font-size: 0.95rem;
}

.tab-button:hover,
.tab-button.active {
    background: linear-gradient(135deg, var(--c-blue), var(--c-purple));
    border-color: transparent;
}

.tab-content {
    display: none;
    background: rgba(30, 30, 50, 0.8);
    backdrop-filter: blur(20px);
    border-radius: var(--radius-main);
    padding: 3rem;
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.tab-content.active {
    display: block;
    animation: fadeIn 0.5s;
}

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

.author-bio {
    display: grid;
    grid-template-columns: 250px 1fr;
    gap: 3rem;
    align-items: start;
}

.author-image {
    width: 100%;
    border-radius: 16px;
    border: 3px solid rgba(255, 255, 255, 0.2);
    object-fit: cover;
}

.bio-text h3 {
    font-size: 2rem;
    margin-bottom: 1.5rem;
}

.bio-text p {
    line-height: 1.8;
    color: rgba(255, 255, 255, 0.85);
    margin-bottom: 1.2rem;
}

/* Interview Section */
.interview-content {
    max-width: 900px;
    margin: 0 auto;
    font-size: 1.1rem;
}

.interview-question {
    margin-bottom: 3rem;
    padding-bottom: 2rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.interview-question:last-child {
    border-bottom: none;
}

.interview-question h3 {
    font-size: 1.7rem;
    margin-bottom: 1.2rem;
    color: rgba(255, 255, 255, 0.95);
    font-weight: 600;
}

.interview-question p {
    font-size: 1.1rem;
    line-height: 1.9;
    color: rgba(255, 255, 255, 0.85);
    margin-bottom: 1.2rem;
}

.timeline {
    position: relative;
    padding-left: 2rem;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 2px;
    background: linear-gradient(180deg, var(--c-blue), var(--c-purple), var(--c-rose));
}

.timeline-item {
    position: relative;
    margin-bottom: 2rem;
}

.timeline-item::before {
    content: '';
    position: absolute;
    left: -2.5rem;
    top: 0.5rem;
    width: 12px;
    height: 12px;
    background: var(--c-rose);
    border-radius: 50%;
    border: 3px solid rgba(30, 30, 50, 0.8);
}

.timeline-year {
    font-weight: 700;
    color: var(--c-rose);
    margin-bottom: 0.5rem;
}

.timeline-content {
    color: rgba(255, 255, 255, 0.85);
    line-height: 1.6;
}

.cta-button {
    display: inline-block;
    padding: 0.9rem 2.4rem;
    background: linear-gradient(135deg, var(--c-blue), var(--c-purple));
    color: white;
    text-decoration: none;
    border-radius: 999px;
    font-weight: 600;
    transition: var(--transition-fast);
    box-shadow: 0 10px 30px rgba(102, 126, 234, 0.4);
}

.cta-button:hover {
    transform: translateY(-3px);
    box-shadow: 0 15px 40px rgba(102, 126, 234, 0.6);
}

/* Questionnaire Section */
.questionnaire-section {
    position: relative;
    max-width: 900px;
    margin: 0 auto 5rem;
    padding: 0 5%;
    z-index: 1;
}

.questionnaire-container {
    background: rgba(30, 30, 50, 0.8);
    backdrop-filter: blur(20px);
    border-radius: var(--radius-main);
    padding: 3rem;
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.questionnaire-header {
    text-align: center;
    margin-bottom: 2.5rem;
}

.concours-banner {
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
    margin-top: 1.5rem;
    padding: 1rem 2rem;
    background: linear-gradient(135deg, var(--c-rose), var(--c-purple), var(--c-blue));
    border-radius: 50px;
    box-shadow: 0 8px 25px rgba(240, 147, 251, 0.4), 0 0 20px rgba(102, 126, 234, 0.3);
    animation: pulse-glow 2s ease-in-out infinite;
    border: 2px solid rgba(255, 255, 255, 0.3);
}

@keyframes pulse-glow {
    0%, 100% {
        box-shadow: 0 8px 25px rgba(240, 147, 251, 0.4), 0 0 20px rgba(102, 126, 234, 0.3);
    }
    50% {
        box-shadow: 0 8px 35px rgba(240, 147, 251, 0.6), 0 0 30px rgba(102, 126, 234, 0.5);
    }
}

.concours-icon {
    font-size: 1.8rem;
    animation: bounce 1.5s ease-in-out infinite;
}

@keyframes bounce {
    0%, 100% {
        transform: translateY(0);
    }
    50% {
        transform: translateY(-5px);
    }
}

.concours-text {
    font-size: 1.1rem;
    font-weight: 700;
    color: white;
    text-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
    letter-spacing: 0.5px;
}

.questionnaire-form {
    position: relative;
    min-height: 400px;
}

.question-progress {
    position: absolute;
    top: -1rem;
    right: 0;
    background: rgba(240, 147, 251, 0.2);
    border: 2px solid var(--c-rose);
    border-radius: 20px;
    padding: 0.5rem 1rem;
    font-weight: 600;
    color: var(--c-rose);
    font-size: 0.9rem;
}

.question-step {
    display: none;
    animation: fadeIn 0.4s ease-in-out;
}

.question-step.active {
    display: block;
}

.question-group {
    margin-bottom: 2rem;
}

.conditional-question {
    margin-top: 1.5rem;
    padding-top: 1.5rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    opacity: 0;
    transform: translateY(-10px);
    transition: opacity 0.3s ease, transform 0.3s ease;
}

.conditional-question[style*="display: block"] {
    opacity: 1;
    transform: translateY(0);
}

.question-input {
    width: 100%;
    padding: 1rem 1.2rem;
    background: rgba(255, 255, 255, 0.05);
    border: 2px solid rgba(255, 255, 255, 0.1);
    border-radius: 12px;
    color: rgba(255, 255, 255, 0.95);
    font-size: 1rem;
    transition: var(--transition-fast);
    font-family: inherit;
}

.question-input:focus {
    outline: none;
    background: rgba(102, 126, 234, 0.15);
    border-color: rgba(102, 126, 234, 0.4);
    box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.1);
}

.question-input::placeholder {
    color: rgba(255, 255, 255, 0.4);
}

.question-label {
    display: block;
    font-size: 1.2rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: rgba(255, 255, 255, 0.95);
}

.radio-group {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    flex-wrap: wrap;
}

.radio-option {
    display: flex;
    align-items: center;
    gap: 0.8rem;
    padding: 1rem 1.2rem;
    background: rgba(255, 255, 255, 0.05);
    border: 2px solid rgba(255, 255, 255, 0.1);
    border-radius: 12px;
    cursor: pointer;
    transition: var(--transition-fast);
    position: relative;
}

.radio-option:hover {
    background: rgba(102, 126, 234, 0.15);
    border-color: rgba(102, 126, 234, 0.4);
    transform: translateX(5px);
}

.radio-option input[type="radio"],
.radio-option input[type="checkbox"] {
    position: absolute;
    opacity: 0;
    cursor: pointer;
}

.radio-option input[type="radio"]:checked + .radio-emoji,
.radio-option input[type="checkbox"]:checked + .radio-emoji {
    transform: scale(1.3);
}

.radio-option input[type="radio"]:checked ~ .radio-text,
.radio-option input[type="checkbox"]:checked ~ .radio-text {
    color: var(--c-rose);
    font-weight: 600;
}

.radio-option:has(input[type="radio"]:checked),
.radio-option:has(input[type="checkbox"]:checked) {
    background: rgba(240, 147, 251, 0.15);
    border-color: var(--c-rose);
}

.radio-emoji {
    font-size: 1.5rem;
    transition: var(--transition-fast);
    flex-shrink: 0;
}

.radio-text {
    color: rgba(255, 255, 255, 0.85);
    transition: var(--transition-fast);
    flex: 1;
}

.question-navigation {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: 2rem;
    gap: 1rem;
}

.question-navigation-right {
    justify-content: flex-end;
}

.nav-button {
    padding: 0.9rem 2rem;
    background: linear-gradient(135deg, var(--c-blue), var(--c-purple));
    color: white;
    border: none;
    border-radius: 999px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition-fast);
    box-shadow: 0 10px 30px rgba(102, 126, 234, 0.4);
}

.nav-button:hover {
    transform: translateY(-3px);
    box-shadow: 0 15px 40px rgba(102, 126, 234, 0.6);
}

.nav-button:active {
    transform: translateY(-1px);
}

.nav-button.prev-button {
    background: rgba(255, 255, 255, 0.1);
    border: 2px solid rgba(255, 255, 255, 0.2);
    box-shadow: none;
}

.nav-button.prev-button:hover {
    background: rgba(255, 255, 255, 0.15);
    border-color: rgba(255, 255, 255, 0.3);
}

.nav-button.submit-button {
    background: linear-gradient(135deg, var(--c-purple), var(--c-rose));
}

.questionnaire-submit {
    padding: 1rem 2.5rem;
    background: linear-gradient(135deg, var(--c-blue), var(--c-purple));
    color: white;
    border: none;
    border-radius: 999px;
    font-size: 1.1rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition-fast);
    box-shadow: 0 10px 30px rgba(102, 126, 234, 0.4);
    margin-top: 1rem;
    align-self: center;
}

.questionnaire-submit:hover {
    transform: translateY(-3px);
    box-shadow: 0 15px 40px rgba(102, 126, 234, 0.6);
}

.questionnaire-submit:active {
    transform: translateY(-1px);
}

.questionnaire-thanks {
    text-align: center;
    padding: 2rem;
    background: rgba(240, 147, 251, 0.1);
    border-radius: 12px;
    border: 2px solid var(--c-rose);
    margin-top: 2rem;
}

.thanks-message {
    font-size: 1.2rem;
    color: rgba(255, 255, 255, 0.9);
    line-height: 1.6;
    margin-bottom: 1rem;
}

.reset-button {
    background: rgba(255, 255, 255, 0.1) !important;
    border: 2px solid rgba(255, 255, 255, 0.3) !important;
    box-shadow: none !important;
}

.reset-button:hover {
    background: rgba(255, 255, 255, 0.15) !important;
    border-color: rgba(255, 255, 255, 0.4) !important;
    transform: translateY(-2px);
}

/* Responsive spécifique */
@media (max-width: 1024px) {
    .carousel-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
}

@media (max-width: 768px) {
    .hero {
        padding: 1.5rem 5% 2rem;
    }
    
    .hero h1 { 
        font-size: 2rem; 
        line-height: 1.2;
        margin-bottom: 0.5rem;
    }
    .hero .subtitle { 
        font-size: 1.4rem; 
    }
    .hero .tagline { 
        font-size: 1.1rem;
        line-height: 1.5;
    }

    .carousel-slide {
        padding: 2.5rem 2rem 3rem;
    }

    .carousel-content {
        grid-template-columns: 1fr !important;
        gap: 1.8rem;
        text-align: center;
    }

    .carousel-image {
        width: 100%;
        max-width: 280px;
        height: auto;
        max-height: 400px;
        margin: 0 auto;
        object-fit: contain;
        aspect-ratio: 2/3;
    }

    .carousel-text {
        text-align: left;
    }

    .carousel-text h3 {
        text-align: center;
    }

    .carousel-text .badge {
        display: block;
        font-size: 0.8rem;
        padding: 0.4rem 0.9rem;
        white-space: normal;
        text-align: center;
        margin: 0 auto 1rem;
        width: fit-content;
    }

    .carousel-arrow {
        display: none;
    }

    .author-bio {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 2rem;
    }

    .author-image {
        max-width: 200px;
        margin: 0 auto;
    }

    .biography-container {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 2rem;
        padding: 2rem 1.5rem;
    }

    .portrait-image {
        max-width: 250px;
        margin: 0 auto;
    }

    .biography-intro {
        font-size: 1.2rem;
    }

    .biography-content p {
        font-size: 1rem;
    }

    /* Amélioration des onglets */
    .author-tabs {
        gap: 0.5rem;
        flex-wrap: wrap;
    }

    .tab-button {
        padding: 0.7rem 1.4rem;
        font-size: 0.9rem;
    }

    .questionnaire-container {
        padding: 2rem 1.5rem;
    }

    .concours-banner {
        padding: 0.85rem 1.5rem;
        gap: 0.6rem;
        flex-wrap: wrap;
        justify-content: center;
    }

    .concours-icon {
        font-size: 1.5rem;
    }

    .concours-text {
        font-size: 0.95rem;
        text-align: center;
    }

    .question-group {
        margin-bottom: 2rem;
    }

    .radio-group {
        flex-direction: column;
        gap: 0.8rem;
    }

    .radio-option {
        width: 100%;
    }
}