/* ==========================================================================
   FASSIANO — HERO SECTION
   Section d'accueil. Style classique/sobre, palette ivoire + cuir + or.
   ========================================================================== */

/* --------------------------------------------------------------------------
   Design tokens (variables globales)
   -------------------------------------------------------------------------- */
:root {
    /* Couleurs */
    --fassiano-bg:           #f5f1ea;   /* fond ivoire */
    --fassiano-bg-product:   #ffffff;   /* fond du cercle produit */
    --fassiano-ink:          #2b1d10;   /* texte principal (chocolat foncé) */
    --fassiano-ink-soft:     #4a3826;
    --fassiano-ink-muted:    #5a4a35;
    --fassiano-gold:         #8b6f47;   /* accent doré/cuir clair */
    --fassiano-gold-soft:    rgba(139, 111, 71, 0.25);
    --fassiano-gold-faint:   rgba(139, 111, 71, 0.08);

    /* Typographie */
    --fassiano-font-serif:   'Cormorant Garamond', 'Playfair Display', Georgia, serif;
    --fassiano-font-sans:    'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;

    /* Rayons */
    --fassiano-radius-sm:    4px;
    --fassiano-radius-md:    6px;
    --fassiano-radius-lg:    12px;
    --fassiano-radius-full:  999px;

    /* Transitions */
    --fassiano-ease:         cubic-bezier(0.22, 0.61, 0.36, 1);
    --fassiano-duration:     0.5s;
}

/* --------------------------------------------------------------------------
   Hero — conteneur principal
   -------------------------------------------------------------------------- */
.fassiano-hero {
    background-color: var(--fassiano-bg);
    color: var(--fassiano-ink);
    font-family: var(--fassiano-font-sans);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    position: relative;
    overflow: hidden;
}

.fassiano-hero__container {
    flex: 1;
    display: grid;
    grid-template-columns: 1fr 1.2fr 1fr;
    align-items: center;
    gap: 40px;
    padding: 60px 60px 40px;
    max-width: 1440px;
    width: 100%;
    margin: 0 auto;
}

/* --------------------------------------------------------------------------
   Colonne gauche : intro
   -------------------------------------------------------------------------- */
.fassiano-hero__intro {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.fassiano-hero__eyebrow {
    font-size: 11px;
    color: var(--fassiano-gold);
    letter-spacing: 3px;
    font-weight: 500;
    text-transform: uppercase;
}

.fassiano-hero__title {
    font-family: var(--fassiano-font-serif);
    font-size: clamp(38px, 5vw, 56px);
    font-weight: 400;
    color: var(--fassiano-ink);
    margin: 0;
    line-height: 1.05;
    letter-spacing: -0.5px;
}

.fassiano-hero__title-line {
    display: block;
}

.fassiano-hero__title-line--accent {
    color: var(--fassiano-gold);
}

.fassiano-hero__title-line--accent em {
    font-style: italic;
}

.fassiano-hero__divider {
    display: block;
    width: 40px;
    height: 1px;
    background-color: var(--fassiano-gold);
}

.fassiano-hero__description {
    font-size: 14px;
    color: var(--fassiano-ink-muted);
    line-height: 1.8;
    margin: 0;
    max-width: 380px;
}

/* --------------------------------------------------------------------------
   Colonne centrale : produit mis en avant
   -------------------------------------------------------------------------- */
.fassiano-hero__showcase {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 20px;
    position: relative;
}

.fassiano-hero__watermark {
    position: absolute;
    top: -40px;
    left: 50%;
    transform: translateX(-50%);
    font-family: var(--fassiano-font-serif);
    font-size: clamp(120px, 18vw, 200px);
    color: var(--fassiano-gold-faint);
    font-weight: 400;
    line-height: 1;
    letter-spacing: -10px;
    pointer-events: none;
    user-select: none;
    z-index: 0;
}

.fassiano-hero__product-display {
    background-color: var(--fassiano-bg-product);
    border-radius: 50%;
    width: clamp(280px, 32vw, 380px);
    aspect-ratio: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    box-shadow: 0 0 0 0.5px var(--fassiano-gold-soft),
                0 30px 60px -20px rgba(43, 29, 16, 0.15);
    z-index: 1;
    overflow: hidden;
}

.fassiano-hero__product {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transform: scale(0.95);
    transition: opacity var(--fassiano-duration) var(--fassiano-ease),
                transform var(--fassiano-duration) var(--fassiano-ease);
    pointer-events: none;
}

.fassiano-hero__product.is-active {
    opacity: 1;
    transform: scale(1);
    pointer-events: auto;
}

.fassiano-hero__product-image {
    width: 85%;
    height: 85%;
    object-fit: contain;
    display: block;
}

.fassiano-hero__product-meta {
    text-align: center;
    display: flex;
    flex-direction: column;
    gap: 4px;
    z-index: 1;
}

.fassiano-hero__product-name {
    font-family: var(--fassiano-font-serif);
    font-size: 16px;
    color: var(--fassiano-ink);
    font-style: italic;
}

.fassiano-hero__product-info {
    font-size: 10px;
    color: var(--fassiano-gold);
    letter-spacing: 2px;
    text-transform: uppercase;
}

.fassiano-hero__separator {
    margin: 0 6px;
    opacity: 0.6;
}

.fassiano-hero__selector {
    display: flex;
    gap: 10px;
    align-items: center;
    z-index: 1;
}

.fassiano-hero__dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    border: none;
    background-color: rgba(43, 29, 16, 0.25);
    cursor: pointer;
    padding: 0;
    transition: background-color 0.3s var(--fassiano-ease),
                transform 0.3s var(--fassiano-ease);
}

.fassiano-hero__dot:hover {
    background-color: rgba(43, 29, 16, 0.5);
    transform: scale(1.2);
}

.fassiano-hero__dot.is-active {
    background-color: var(--fassiano-ink);
    transform: scale(1.2);
}

.fassiano-hero__dot:focus-visible {
    outline: 2px solid var(--fassiano-gold);
    outline-offset: 4px;
}

/* --------------------------------------------------------------------------
   Colonne droite : actions + certifications
   -------------------------------------------------------------------------- */
.fassiano-hero__actions {
    display: flex;
    flex-direction: column;
    gap: 14px;
    align-items: flex-end;
    text-align: right;
}

/* Boutons */
.fassiano-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 14px 26px;
    font-size: 11px;
    letter-spacing: 2.5px;
    text-transform: uppercase;
    font-weight: 500;
    border-radius: var(--fassiano-radius-md);
    text-decoration: none;
    cursor: pointer;
    transition: all 0.3s var(--fassiano-ease);
    border: 0.5px solid transparent;
    font-family: inherit;
}

.fassiano-btn--primary {
    background-color: var(--fassiano-ink);
    color: var(--fassiano-bg);
}

.fassiano-btn--primary:hover {
    background-color: var(--fassiano-gold);
    transform: translateY(-2px);
    box-shadow: 0 10px 24px -8px rgba(139, 111, 71, 0.5);
}

.fassiano-btn--ghost {
    border-color: var(--fassiano-ink);
    color: var(--fassiano-ink);
    background-color: transparent;
}

.fassiano-btn--ghost:hover {
    background-color: var(--fassiano-ink);
    color: var(--fassiano-bg);
}

/* Certifications */
.fassiano-hero__certifications {
    margin-top: 24px;
    padding-top: 20px;
    border-top: 0.5px solid var(--fassiano-gold-soft);
    width: 100%;
}

.fassiano-hero__cert-title {
    display: block;
    font-size: 10px;
    color: var(--fassiano-gold);
    letter-spacing: 2px;
    margin-bottom: 14px;
    text-transform: uppercase;
}

.fassiano-hero__cert-list {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.fassiano-hero__cert-list li {
    display: flex;
    justify-content: flex-end;
    gap: 10px;
    align-items: center;
    font-size: 11px;
    color: var(--fassiano-ink-soft);
}

.fassiano-hero__check {
    font-family: var(--fassiano-font-serif);
    color: var(--fassiano-gold);
    font-size: 14px;
    line-height: 1;
}

/* --------------------------------------------------------------------------
   Bandeau du bas
   -------------------------------------------------------------------------- */
.fassiano-hero__footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 18px 60px;
    border-top: 0.5px solid var(--fassiano-gold-soft);
    font-size: 10px;
    color: var(--fassiano-gold);
    letter-spacing: 2px;
    text-transform: uppercase;
    background-color: var(--fassiano-bg);
}

.fassiano-hero__scroll {
    color: inherit;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    transition: color 0.3s var(--fassiano-ease);
}

.fassiano-hero__scroll:hover {
    color: var(--fassiano-ink);
}

.fassiano-hero__scroll span {
    border-bottom: 0.5px solid currentColor;
    padding-bottom: 2px;
}

/* --------------------------------------------------------------------------
   Responsive — tablette (< 1024px)
   -------------------------------------------------------------------------- */
@media (max-width: 1024px) {
    .fassiano-hero__container {
        grid-template-columns: 1fr;
        gap: 50px;
        padding: 40px 32px;
        text-align: center;
    }

    .fassiano-hero__intro,
    .fassiano-hero__actions {
        align-items: center;
        text-align: center;
    }

    .fassiano-hero__divider {
        margin: 0 auto;
    }

    .fassiano-hero__description {
        max-width: 480px;
        margin: 0 auto;
    }

    .fassiano-hero__cert-list li {
        justify-content: center;
    }

    .fassiano-hero__certifications {
        max-width: 320px;
    }
}

/* --------------------------------------------------------------------------
   Responsive — mobile (< 640px)
   -------------------------------------------------------------------------- */
@media (max-width: 640px) {
    .fassiano-hero__container {
        padding: 30px 20px;
        gap: 36px;
    }

    .fassiano-hero__title {
        font-size: 36px;
    }

    .fassiano-hero__product-display {
        width: 240px;
    }

    .fassiano-hero__watermark {
        font-size: 100px;
        top: -20px;
    }

    .fassiano-hero__footer {
        flex-direction: column;
        gap: 8px;
        padding: 16px 20px;
    }

    .fassiano-btn {
        width: 100%;
        max-width: 280px;
    }
}

/* --------------------------------------------------------------------------
   Animations à l'entrée (au chargement de la page)
   -------------------------------------------------------------------------- */
@media (prefers-reduced-motion: no-preference) {
    .fassiano-hero__intro > *,
    .fassiano-hero__showcase > *,
    .fassiano-hero__actions > * {
        animation: fassiano-fade-in 0.8s var(--fassiano-ease) backwards;
    }

    .fassiano-hero__intro > *:nth-child(1) { animation-delay: 0.1s; }
    .fassiano-hero__intro > *:nth-child(2) { animation-delay: 0.2s; }
    .fassiano-hero__intro > *:nth-child(3) { animation-delay: 0.3s; }
    .fassiano-hero__intro > *:nth-child(4) { animation-delay: 0.4s; }

    .fassiano-hero__showcase > *:nth-child(1) { animation-delay: 0.3s; }
    .fassiano-hero__showcase > *:nth-child(2) { animation-delay: 0.4s; }
    .fassiano-hero__showcase > *:nth-child(3) { animation-delay: 0.5s; }
    .fassiano-hero__showcase > *:nth-child(4) { animation-delay: 0.6s; }

    .fassiano-hero__actions > *:nth-child(1) { animation-delay: 0.5s; }
    .fassiano-hero__actions > *:nth-child(2) { animation-delay: 0.6s; }
    .fassiano-hero__actions > *:nth-child(3) { animation-delay: 0.7s; }
}

@keyframes fassiano-fade-in {
    from {
        opacity: 0;
        transform: translateY(12px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}