/* ===================================
   VideoSynthesis - Styles spécifiques
   =================================== */

/* Hero Section */
.vs-hero {
    min-height: 90vh;
    display: flex;
    align-items: center;
    padding: 8rem 0 4rem 0;
    margin-top: 80px;
    background: linear-gradient(180deg, var(--color-primary) 0%, var(--color-bg-light) 100%);
}

.vs-hero__content {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: 4rem;
    align-items: center;
}

.vs-hero__text {
    max-width: 550px;
}

.vs-hero__badge {
    display: inline-block;
    background: rgba(229, 9, 20, 0.15);
    color: var(--color-accent);
    padding: 0.5rem 1rem;
    border-radius: 20px;
    font-size: 0.875rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
    border: 1px solid rgba(229, 9, 20, 0.3);
}

.vs-hero__title {
    font-size: 3.5rem;
    margin-bottom: 1.5rem;
    line-height: 1.1;
}

.vs-hero__title span {
    color: var(--color-accent);
}

.vs-hero__subtitle {
    font-size: 1.25rem;
    color: var(--color-secondary);
    margin-bottom: 2rem;
    line-height: 1.6;
}

.vs-hero__cta {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

.vs-hero__image {
    position: relative;
}

.vs-hero__image img {
    width: 100%;
    border-radius: 12px;
    box-shadow: 0 30px 60px rgba(0, 0, 0, 0.5);
}

.vs-hero__image::before {
    content: '';
    position: absolute;
    top: -20px;
    right: -20px;
    width: 100%;
    height: 100%;
    border: 2px solid var(--color-accent);
    border-radius: 12px;
    z-index: -1;
}

/* Section commune */
.vs-section {
    padding: 6rem 0;
}

.vs-section--alt {
    background: var(--color-bg-light);
}

.vs-section__header {
    text-align: center;
    max-width: 700px;
    margin: 0 auto 4rem;
}

.vs-section__header h2 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.vs-section__header p {
    color: var(--color-secondary);
    font-size: 1.1rem;
}

/* Features - réutilise .category-card du styles.css avec extensions */
.vs-features__grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 2rem;
}

/* Flow Section */
.vs-flow__steps {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 1rem;
    position: relative;
}

.vs-flow__steps::before {
    content: '';
    position: absolute;
    top: 40px;
    left: 10%;
    right: 10%;
    height: 2px;
    background: linear-gradient(90deg, var(--color-accent), var(--color-border), var(--color-accent));
    z-index: 0;
}

.vs-flow__step {
    flex: 1;
    text-align: center;
    position: relative;
    z-index: 1;
}

.vs-flow__step-number {
    width: 80px;
    height: 80px;
    background: var(--color-accent);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    font-weight: 700;
    margin: 0 auto 1.5rem;
    box-shadow: 0 10px 30px rgba(229, 9, 20, 0.4);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.vs-flow__step:hover .vs-flow__step-number {
    transform: scale(1.1);
    box-shadow: 0 15px 40px rgba(229, 9, 20, 0.5);
}

.vs-flow__step-title {
    font-size: 1.25rem;
    margin-bottom: 0.5rem;
}

.vs-flow__step-desc {
    color: var(--color-secondary);
    font-size: 0.9rem;
}

/* Gallery Section */
.vs-gallery__grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 2rem;
}

.vs-gallery__item {
    position: relative;
    border-radius: 12px;
    overflow: hidden;
    cursor: pointer;
    transition: all 0.3s ease;
}

.vs-gallery__item:hover {
    transform: scale(1.02);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.5);
}

.vs-gallery__item img {
    width: 100%;
    display: block;
    transition: transform 0.5s ease;
}

.vs-gallery__item:hover img {
    transform: scale(1.05);
}

.vs-gallery__item-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: 1.5rem;
    background: linear-gradient(transparent, rgba(0, 0, 0, 0.9));
    transform: translateY(100%);
    transition: transform 0.3s ease;
}

.vs-gallery__item:hover .vs-gallery__item-overlay {
    transform: translateY(0);
}

.vs-gallery__item-title {
    font-size: 1.1rem;
    margin-bottom: 0.25rem;
}

.vs-gallery__item-desc {
    color: var(--color-secondary);
    font-size: 0.85rem;
}

/* Tech Stack */
.vs-tech {
    padding: 4rem 0;
    background: var(--color-bg-light);
}

.vs-tech__content {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 3rem;
    flex-wrap: wrap;
}

.vs-tech__label {
    font-size: 1.1rem;
    color: var(--color-secondary);
}

.vs-tech__badges {
    display: flex;
    gap: 0.75rem;
    flex-wrap: wrap;
}

/* Download Section */
.vs-download {
    padding: 6rem 0;
    background: linear-gradient(180deg, var(--color-primary) 0%, var(--color-bg-lighter) 50%, var(--color-primary) 100%);
}

.vs-download__grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
    max-width: 900px;
    margin: 0 auto;
}

.vs-download__card {
    background: var(--color-bg-lighter);
    border-radius: 12px;
    padding: 2.5rem 2rem;
    text-align: center;
    transition: all 0.3s ease;
    border: 1px solid var(--color-border);
}

.vs-download__card:hover {
    transform: translateY(-8px);
    border-color: var(--color-accent);
    box-shadow: 0 20px 40px rgba(229, 9, 20, 0.2);
}

.vs-download__card--disabled {
    opacity: 0.6;
}

.vs-download__card--disabled:hover {
    transform: none;
    border-color: var(--color-border);
    box-shadow: none;
}

.vs-download__card-icon {
    font-size: 3.5rem;
    margin-bottom: 1rem;
}

.vs-download__card-title {
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
}

.vs-download__card-version {
    color: var(--color-secondary);
    font-size: 0.9rem;
    margin-bottom: 1.5rem;
}

.vs-download__card .btn {
    width: 100%;
}

.btn--disabled {
    background: var(--color-border);
    color: var(--color-secondary);
    cursor: not-allowed;
    pointer-events: none;
}

/* GitHub CTA - réutilise .cta-card */
.vs-github__icon {
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
}

.vs-github__icon svg {
    width: 24px;
    height: 24px;
}

/* Responsive */
@media (max-width: 1024px) {
    .vs-features__grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .vs-flow__steps {
        flex-direction: column;
        gap: 2rem;
    }

    .vs-flow__steps::before {
        display: none;
    }
}

@media (max-width: 768px) {
    .vs-hero {
        min-height: auto;
        padding: 6rem 0 3rem 0;
    }

    .vs-hero__content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .vs-hero__title {
        font-size: 2.5rem;
    }

    .vs-hero__subtitle {
        font-size: 1.1rem;
    }

    .vs-hero__image::before {
        display: none;
    }

    .vs-features__grid {
        grid-template-columns: 1fr;
    }

    .vs-gallery__grid {
        grid-template-columns: 1fr;
    }

    .vs-download__grid {
        grid-template-columns: 1fr;
    }

    .vs-section__header h2 {
        font-size: 2rem;
    }

    .vs-section {
        padding: 4rem 0;
    }

    .vs-gallery__item-overlay {
        transform: translateY(0);
    }
}