/* ========================================
   CUSTOM CSS - da.van.ac Homepage Optimization
   ======================================== */

/* === Value Proposition Section === */
.value-proposition {
    width: 100%;
    margin: 0;
    padding: 0;
    background: transparent;
}

.vp-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Newsletter avec fond bleu pleine largeur */
.value-proposition .vp-cta {
    width: 100vw;
    position: relative;
    left: 50%;
    right: 50%;
    margin-left: -50vw;
    margin-right: -50vw;
    background: #01376d;
    padding: 5rem 20px;
    margin-top: 0;
    margin-bottom: 0;
}

/* Images de la liberté */
.vp-liberty-concepts {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 2rem;
    margin-bottom: 0;
    padding: 5rem 0;
}

.vp-concept {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.vp-concept-image {
    width: 100%;
    border-radius: 12px;
    overflow: hidden;
}

.vp-concept-image img {
    width: 100%;
    height: auto;
    display: block;
}

.vp-concept-text {
    font-size: 1rem;
    line-height: 1.6;
    color: #333;
}

.vp-concept-text p {
    margin: 0;
}

.vp-title {
    text-align: center;
    font-size: 2.2rem;
    font-weight: 600;
    margin-bottom: 3rem;
    color: var(--color-black);
}

.vp-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
    margin-bottom: 2rem;
}

.vp-promise {
    text-align: center;
    padding: 1.5rem;
    background: white;
    border-radius: 6px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.05);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.vp-promise:hover {
    transform: translateY(-5px);
    box-shadow: 0 4px 16px rgba(0,0,0,0.1);
}

.vp-icon {
    font-size: 3rem;
    display: block;
    margin-bottom: 1rem;
}

.vp-promise-title {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: var(--color-black);
}

.vp-promise-text {
    font-size: 1.125rem;
    line-height: 1.6;
    color: #666;
}

.vp-cta {
    text-align: left;
}

.vp-cta-inner {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.vp-newsletter-title {
    font-size: 3rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    color: var(--color-white);
    line-height: 1.2;
}

.vp-newsletter-subtitle {
    font-size: 1.25rem;
    color: var(--color-white);
    margin-bottom: 2rem;
    line-height: 1.6;
}

.vp-newsletter-disclaimer {
    font-size: 0.95rem;
    color: rgba(255, 255, 255, 0.9);
    margin-top: 1rem;
}

.vp-newsletter-form {
    background-color: var(--color-white);
    border-radius: 8px;
    display: flex;
    gap: 0;
    justify-content: space-between;
    margin-top: 2rem;
    padding: 0;
    border: none;
    max-width: 700px;
    overflow: hidden;
}

.vp-newsletter-form input[type="email"] {
    background: var(--color-white);
    border: none;
    font-size: 1rem;
    outline: none;
    padding: 1.25rem 1.5rem;
    width: 100%;
    color: #999;
}

.vp-newsletter-form input[type="email"]::placeholder {
    color: #999;
}

.vp-newsletter-form button {
    background-color: #01376d;
    border-radius: 0;
    color: var(--color-white);
    font-size: 1.125rem;
    font-weight: 600;
    line-height: 1;
    padding: 1.25rem 2.5rem;
    white-space: nowrap;
    border: none;
    cursor: pointer;
    transition: background-color 0.3s ease;
}

.vp-newsletter-form button:hover {
    background-color: #012a54;
}

.vp-newsletter-form ~ .vp-newsletter-messages {
    margin-top: 12px;
}

.vp-newsletter-form ~ .vp-newsletter-messages p {
    font-size: 16px;
    font-style: italic;
}

.vp-newsletter-form ~ .vp-newsletter-messages,
.vp-newsletter-form ~ .vp-newsletter-messages .vp-newsletter-error,
.vp-newsletter-form ~ .vp-newsletter-messages .vp-newsletter-success {
    display: none;
}

.vp-newsletter-form.error ~ .vp-newsletter-messages,
.vp-newsletter-form.error ~ .vp-newsletter-messages .vp-newsletter-error,
.vp-newsletter-form.success ~ .vp-newsletter-messages,
.vp-newsletter-form.success ~ .vp-newsletter-messages .vp-newsletter-success {
    display: block;
    font-weight: 600;
    line-height: 140%;
}

/* Responsive */
@media (max-width: 768px) {
    .value-proposition {
        padding: 0;
    }

    .value-proposition .vp-cta {
        padding: 3rem 20px;
    }

    .vp-container {
        padding: 0 15px;
    }

    .vp-cta-inner {
        padding: 0 15px;
    }

    .vp-title {
        font-size: 1.8rem;
    }

    .vp-newsletter-title {
        font-size: 2rem;
    }

    .vp-newsletter-subtitle {
        font-size: 1.1rem;
    }

    .vp-liberty-concepts {
        grid-template-columns: 1fr;
        gap: 2rem;
        margin-bottom: 2rem;
        padding: 3rem 0;
    }

    .vp-concept-text {
        font-size: 0.95rem;
    }

    .vp-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }

    .vp-newsletter-form {
        flex-direction: row;
        gap: 0;
    }

    .vp-newsletter-form input[type="email"] {
        font-size: 14px;
        padding: 1rem 1.25rem;
    }

    .vp-newsletter-form button {
        padding: 1rem 1.5rem;
        font-size: 14px;
    }
}

@media (max-width: 480px) {
    .vp-newsletter-title {
        font-size: 1.75rem;
    }

    .vp-newsletter-subtitle {
        font-size: 1rem;
    }

    .vp-newsletter-form {
        flex-direction: column;
    }

    .vp-newsletter-form input[type="email"] {
        padding: 1rem 1.25rem;
    }

    .vp-newsletter-form button {
        width: 100%;
        padding: 1rem 1.5rem;
    }
}

/* === Three Columns Section === */
.three-columns-section {
    width: 100%;
    margin: 0;
    padding: 5rem 0;
    background: #f9f9f9;
}

.three-columns-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

@media (max-width: 768px) {
    .three-columns-section {
        padding: 3rem 0;
    }

    .three-columns-container {
        padding: 0 15px;
    }
}

/* === Intro 5 Piliers === */
.pillars-intro {
    max-width: 1360px;
    margin: 3rem auto 1rem;
    text-align: left;
    padding: 0 40px;
}

.pillars-intro-title {
    font-size: 2.5rem;
    font-weight: 600;
    margin-bottom: 0.75rem;
    color: var(--color-black);
    line-height: 1.3;
}

.pillars-intro-text {
    font-size: 1.25rem;
    line-height: 1.6;
    color: #666;
    margin-bottom: 1rem;
}

/* Responsive */
@media (max-width: 768px) {
    .pillars-intro {
        margin: 2rem auto 1rem;
        text-align: center;
    }

    .pillars-intro-title {
        font-size: 1.5rem;
    }

    .pillars-intro-text {
        font-size: 1rem;
    }
}

/* === Newsletter Section === */
.newsletter-section {
    max-width: 600px;
    margin: 5rem auto;
    padding: 3rem 20px;
    text-align: center;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border-radius: 12px;
    color: white;
}

.newsletter-title {
    font-size: 2rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: white;
}

.newsletter-pitch {
    font-size: 1.1rem;
    line-height: 1.6;
    margin-bottom: 2rem;
    opacity: 0.95;
}

.newsletter-form {
    display: flex;
    gap: 0.5rem;
    max-width: 500px;
    margin: 0 auto 1rem;
}

.newsletter-form input[type="email"] {
    flex: 1;
    padding: 0.875rem 1rem;
    border: none;
    border-radius: 6px;
    font-size: 1rem;
}

.newsletter-form button {
    padding: 0.875rem 1.5rem;
    background: white;
    color: #667eea;
    border: none;
    border-radius: 6px;
    font-weight: 600;
    cursor: pointer;
    transition: transform 0.2s ease;
}

.newsletter-form button:hover {
    transform: scale(1.05);
}

.newsletter-social-proof {
    font-size: 0.9rem;
    opacity: 0.9;
    margin-top: 1rem;
}

/* Newsletter messages styling */
.newsletter-form ~ .s-intro-subscribe-messages {
    margin-top: 12px;
}

.newsletter-form ~ .s-intro-subscribe-messages p {
    font-size: 16px;
    font-style: italic;
    color: white;
}

.newsletter-form ~ .s-intro-subscribe-messages,
.newsletter-form ~ .s-intro-subscribe-messages .s-intro-subscribe-error,
.newsletter-form ~ .s-intro-subscribe-messages .s-intro-subscribe-success {
    display: none;
}

.newsletter-form.error ~ .s-intro-subscribe-messages,
.newsletter-form.error ~ .s-intro-subscribe-messages .s-intro-subscribe-error,
.newsletter-form.success ~ .s-intro-subscribe-messages,
.newsletter-form.success ~ .s-intro-subscribe-messages .s-intro-subscribe-success {
    display: block;
    font-weight: 600;
    line-height: 140%;
}

/* Responsive */
@media (max-width: 768px) {
    .newsletter-section {
        margin: 3rem auto;
        padding: 2rem 15px;
    }

    .newsletter-title {
        font-size: 1.6rem;
    }

    .newsletter-form {
        flex-direction: column;
    }

    .newsletter-form button {
        width: 100%;
    }
}

/* === Partners Section === */
.partners-section {
    width: 100%;
    margin: 0;
    padding: 0;
    background: var(--ghost-accent-color);
}

.partners-section .s-partners-carousel {
    background: transparent;
    padding: 5rem 0;
}

@media (max-width: 768px) {
    .partners-section .s-partners-carousel {
        padding: 3rem 0;
    }
}

.partners-title {
    text-align: center;
    font-size: 2rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
    color: var(--color-white);
}

.partners-context {
    text-align: center;
    font-size: 1.1rem;
    line-height: 1.6;
    color: var(--color-white);
    max-width: 800px;
    margin: 0 auto 3rem;
}

.partners-cta {
    text-align: center;
    margin-top: 2rem;
}

.partners-link {
    font-size: 1.1rem;
    font-weight: 500;
    color: var(--color-white);
    text-decoration: none;
    border-bottom: 2px solid var(--color-white);
    transition: opacity 0.3s ease;
}

.partners-link:hover {
    opacity: 0.7;
}

/* Responsive */
@media (max-width: 768px) {
    .partners-section {
        padding: 3rem 0;
    }

    .partners-title {
        font-size: 1.6rem;
    }

    .partners-context {
        font-size: 1rem;
    }
}

/* === Piliers Section Alignment === */
.pillars-intro .s-tag-carousel {
    padding: 0;
    margin-bottom: 3rem;
}

@media screen and (min-width: 768px) {
    .pillars-intro .s-tag-carousel {
        margin-bottom: 5rem;
    }
}

.pillars-intro .s-tag-carousel .s-tag-carousel-wrapper {
    max-width: 1360px;
    margin: 0 auto;
}

/* Augmenter la taille des images des piliers */
.pillars-intro .s-tag-carousel-image > a {
    padding-bottom: 150%;
}

@media screen and (min-width: 768px) {
    .pillars-intro .s-tag-carousel-image > a {
        padding-bottom: 133.33%;
    }
}

/* === Piliers Hover Effects === */
.s-tag-carousel-item,
.s-tag-carousel .swiper-slide {
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

@media screen and (min-width: 1024px) {
    .s-tag-carousel .swiper-slide:hover {
        transform: translateY(-5px);
        box-shadow: 0 10px 30px rgba(0,0,0,0.2);
    }
}

/* === Sticky Newsletter Banner (Phase 2) === */
.sticky-newsletter-banner {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 1rem;
    transform: translateY(-100%);
    transition: transform 0.3s ease;
    z-index: 1000;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}

.sticky-newsletter-banner.visible {
    transform: translateY(0);
}

.sticky-newsletter-content {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
}

.sticky-newsletter-text {
    font-weight: 600;
    font-size: 1rem;
}

.sticky-newsletter-form {
    display: flex;
    gap: 0.5rem;
}

.sticky-newsletter-form input {
    padding: 0.5rem 1rem;
    border: none;
    border-radius: 4px;
    min-width: 250px;
}

.sticky-newsletter-form button {
    padding: 0.5rem 1rem;
    background: white;
    color: #667eea;
    border: none;
    border-radius: 4px;
    font-weight: 600;
    cursor: pointer;
    white-space: nowrap;
}

.sticky-newsletter-form button:hover {
    opacity: 0.9;
}

/* Responsive */
@media (max-width: 768px) {
    .sticky-newsletter-content {
        flex-direction: column;
        text-align: center;
    }

    .sticky-newsletter-form {
        width: 100%;
    }

    .sticky-newsletter-form input {
        min-width: auto;
        flex: 1;
    }
}