/* ==================================
   SEMINAIRES PAGE - MODERN TABS DESIGN
   ================================== */

/* Page Header */
.page-header {
    padding: var(--spacing-xxl) 0 var(--spacing-lg);
    text-align: center;
    background-color: var(--color-scheme-5-bg);
}

.page-header h1 {
    font-size: calc(var(--font-heading-scale) * 3.6rem);
    margin-bottom: var(--spacing-sm);
}

.header-subtitle {
    font-size: 1.8rem;
    color: var(--color-text);
    opacity: 0.8;
}

/* Tabs Section */
.tabs-section {
    padding: var(--spacing-xl) 0;
}

/* Tabs Navigation */
.tabs-nav {
    display: flex;
    justify-content: center;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-xxl);
    border-bottom: 2px solid var(--color-border);
    padding-bottom: 0;
}

.tab-btn {
    padding: var(--spacing-md) var(--spacing-xl);
    font-size: 1.8rem;
    font-weight: 500;
    background: transparent;
    border: none;
    color: var(--color-text);
    cursor: pointer;
    position: relative;
    transition: all var(--transition-base);
    border-bottom: 3px solid transparent;
    margin-bottom: -2px;
}

.tab-btn:hover {
    color: var(--color-scheme-3-bg);
}

.tab-btn.active {
    color: var(--color-scheme-3-bg);
    border-bottom-color: var(--color-scheme-3-bg);
    font-weight: 600;
}

/* Tab Content */
.tab-panel {
    display: none;
    animation: fadeIn 0.4s ease-in;
}

.tab-panel.active {
    display: block;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Hero Section with Image */
.seminaire-hero {
    position: relative;
    height: 50vh;
    min-height: 400px;
    margin: 0 var(--spacing-md) var(--spacing-md);
    overflow: hidden;
    border-radius: 24px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

.seminaire-hero img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
}

.seminaire-hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(to bottom, rgba(0, 0, 0, 0.4), rgba(0, 0, 0, 0.6));
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 0 var(--spacing-lg);
}

.seminaire-hero-content {
    color: white;
    max-width: 800px;
}

.seminaire-hero h2 {
    font-size: clamp(2.4rem, 5vw, 4.2rem);
    margin-bottom: var(--spacing-md);
    text-shadow: 2px 2px 8px rgba(0, 0, 0, 0.3);
    color: white;
}

.intro-text-center p strong em,
.seminaires-intro-text p strong em {
    font-weight: 700;
    font-style: italic;
    color: #000;
}

.seminaire-hero p {
    font-size: clamp(1.4rem, 2.5vw, 2rem);
    text-shadow: 1px 1px 4px rgba(0, 0, 0, 0.3);
}

/* Specific rounded style for Découverte Hero in this page */
.tab-panel .maison-hero-premium {
    border-radius: 24px;
    margin: 0 var(--spacing-md) var(--spacing-xxl);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

/* Description Section */
.seminaire-description {
    margin-bottom: var(--spacing-xxl);
}

.description-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-xl);
}

.description-text p {
    font-size: 1.6rem;
    line-height: 1.8;
    margin-bottom: var(--spacing-md);
}

/* Features List */
.features-list {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-xs);
    margin-top: var(--spacing-lg);
}

.feature-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    font-size: 1.5rem;
    /* Match .concept-card p */
    line-height: 1.8;
    opacity: 0.9;
    color: var(--color-text);
}

.feature-item::before {
    content: "✓";
    display: inline-block;
    width: 1.8rem;
    height: 1.8rem;
    background-color: var(--color-scheme-3-bg);
    color: white;
    border-radius: 50%;
    text-align: center;
    line-height: 1.8rem;
    font-size: 1.1rem;
    flex-shrink: 0;
}

/* Section Blocks */
.content-section {
    margin-bottom: var(--spacing-xxl);
}

.content-section h3 {
    font-size: calc(var(--font-heading-scale) * 2.8rem);
    margin-bottom: var(--spacing-lg);
    color: var(--color-scheme-3-bg);
}

.content-text {
    font-size: 1.6rem;
    line-height: 1.8;
    margin-bottom: var(--spacing-md);
}

.content-list {
    list-style: none;
    padding: 0;
    margin-top: var(--spacing-md);
}

.content-list li {
    font-size: 1.6rem;
    line-height: 1.8;
    margin-bottom: var(--spacing-sm);
    padding-left: var(--spacing-lg);
    position: relative;
}

.content-list li::before {
    content: "→";
    position: absolute;
    left: 0;
    color: var(--color-scheme-3-bg);
    font-weight: bold;
}

/* Experts Grid */
.experts-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-xl);
    margin-top: var(--spacing-xl);
}

.expert-card {
    text-align: center;
    padding: var(--spacing-lg);
    background-color: var(--color-bg);
    border-radius: 8px;
    transition: all var(--transition-base);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
}

.expert-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.15);
}

.expert-card img {
    width: 200px;
    height: 200px;
    object-fit: cover;
    border-radius: 50%;
    margin: 0 auto var(--spacing-md);
    border: 4px solid var(--color-scheme-5-bg);
}

.expert-name {
    font-size: 1.8rem;
    font-weight: 600;
    margin-bottom: var(--spacing-xs);
}

.expert-title {
    font-size: 1.4rem;
    color: var(--color-text);
    opacity: 0.7;
}

/* Premium List Layout */
.activities-list-premium {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xxl);
    margin-top: var(--spacing-xl);
}

.activity-row {
    display: flex;
    align-items: center;
    gap: var(--spacing-xl);
    background-color: white;
    border-radius: 12px;
    overflow: hidden;
    /* Optional: Card background capability if desired, using transparent for now */
}

.activity-row.reversed {
    flex-direction: row-reverse;
}

.activity-image {
    flex: 1;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
    height: 350px;
    /* Fixed height for consistency */
}

.activity-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.6s ease;
}

.activity-row:hover .activity-image img {
    transform: scale(1.05);
}

.activity-content {
    flex: 1;
    padding: var(--spacing-md);
}

.activity-content h4 {
    font-size: 2.4rem;
    color: var(--color-scheme-1-text);
    margin-bottom: var(--spacing-md);
    font-weight: 600;
}

.activity-content p {
    font-size: 1.6rem;
    line-height: 1.7;
    color: var(--color-text);
    margin-bottom: var(--spacing-md);
    opacity: 0.9;
}

.btn-text {
    display: inline-block;
    font-size: 1.6rem;
    font-weight: 600;
    color: var(--color-scheme-3-bg);
    text-decoration: none;
    margin-top: var(--spacing-sm);
    transition: transform 0.3s ease;
}

.btn-text:hover {
    transform: translateX(5px);
    text-decoration: underline;
}

/* Responsive */
@media screen and (max-width: 900px) {

    .activity-row,
    .activity-row.reversed {
        flex-direction: column;
        gap: var(--spacing-lg);
    }

    .activity-image {
        width: 100%;
        height: 250px;
    }

    .activity-content {
        padding: 0;
    }
}

/* Highlight Box */
.highlight-box {
    padding: var(--spacing-xl);
    background-color: var(--color-scheme-5-bg);
    border-left: 4px solid var(--color-scheme-3-bg);
    margin: var(--spacing-xxl) 0;
}

.highlight-box p {
    font-size: 1.7rem;
    line-height: 1.8;
    margin-bottom: var(--spacing-md);
    color: #2d2d2d;
    /* Gris foncé pour meilleure lisibilité */
}

.highlight-box p:last-child {
    margin-bottom: 0;
}

.highlight-box strong {
    color: var(--color-scheme-3-bg);
    /* Couleur d'accent pour le texte en gras */
}

/* Responsive Design */
@media screen and (max-width: 990px) {
    .description-grid {
        grid-template-columns: 1fr;
    }

    .experts-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .activities-grid {
        grid-template-columns: 1fr;
    }

    .features-list {
        grid-template-columns: 1fr;
    }
}

@media screen and (max-width: 750px) {
    .tabs-nav {
        flex-direction: column;
        gap: var(--spacing-sm);
    }

    .tab-btn {
        width: 100%;
        text-align: center;
        padding: var(--spacing-md);
    }

    .seminaire-hero {
        height: 40vh;
        min-height: 300px;
    }

    .experts-grid {
        grid-template-columns: 1fr;
    }

    .expert-card img {
        width: 150px;
        height: 150px;
    }

    .page-header h1 {
        font-size: calc(var(--font-heading-scale) * 2.8rem);
    }
}

/* Accompagnement Section */
.accompagnement-grid {
    display: grid;
    grid-template-columns: 1.5fr 1fr;
    gap: var(--spacing-xl);
    align-items: center;
    margin-top: var(--spacing-lg);
}

.accompagnement-text h3 {
    margin-bottom: var(--spacing-md);
    color: var(--color-scheme-3-bg);
}

.accompagnement-image img {
    width: 100%;
    height: auto;
    border-radius: 8px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

@media screen and (max-width: 900px) {
    .accompagnement-grid {
        grid-template-columns: 1fr;
    }

    .accompagnement-image {
        order: -1;
        margin-bottom: var(--spacing-md);
    }
}

/* Inspiration Marquee */
.marquee-container {
    width: 100%;
    overflow: hidden;
    position: relative;
    padding: var(--spacing-xl) 0;
    background-color: var(--color-bg);
}

.marquee-content {
    display: flex;
    gap: var(--spacing-xl);
    width: max-content;
    animation: scroll 20s linear infinite;
    /* Adjusted speed for smoother readability */
}

/* Duplicate content for seamless loop via JS or duplications in HTML, 
   but simplistic CSS-only approach needs visible duplication. 
   We will rely on cloning via JS or sufficient items. */

@keyframes scroll {
    0% {
        transform: translateX(0);
    }

    100% {
        transform: translateX(-50%);
        /* Assumes content is duplicated once to fill 100% + width */
    }
}

.marquee-item {
    flex: 0 0 180px;
    text-align: center;
}

.marquee-item img {
    width: 100%;
    aspect-ratio: 3 / 4;
    object-fit: cover;
    border-radius: 16px;
    margin-bottom: var(--spacing-sm);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.08);
    transition: transform 0.3s ease;
}

.marquee-item:hover img {
    transform: scale(1.05);
}

.marquee-item p {
    font-size: 1.4rem;
    font-weight: 500;
    color: var(--color-text);
    margin: 0;
}

.marquee-item p {
    font-size: 1.4rem;
    font-weight: 600;
}