/* Cards Carousel — fond blanc, centré, inspiré Krea */

.cards-section {
    position: relative;
    background: #fff;
    padding: 4rem 0 6rem;
}

/* Wrapper centré qui contraint la largeur */
.cards-carousel-wrap {
    max-width: 1080px;
    margin: 0 auto;
}

.cards-track-wrap {
    overflow: hidden;
    padding: 0 2.5rem;
}

.cards-track {
    display: flex;
    gap: 1.6rem;
    transition: transform 0.45s cubic-bezier(0.4, 0, 0.2, 1);
    will-change: transform;
}

/* Boutons nav — sous le track, droite */
.cards-nav-row {
    display: flex;
    justify-content: flex-end;
    gap: 0.5rem;
    padding: 1.25rem 2.5rem 0;
}

.cards-nav-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 2.5rem;
    height: 2.5rem;
    border-radius: 9999px;
    border: none;
    background: #e5e7eb;
    color: #111;
    cursor: pointer;
    transition: background 0.15s ease;
    flex-shrink: 0;
}

.cards-nav-btn:hover:not(:disabled) {
    background: #d1d5db;
}

.cards-nav-btn:disabled {
    opacity: 0.35;
    cursor: default;
}

/* Titre en dessous */
.cards-section__footer {
    max-width: 1080px;
    margin: 0 auto;
    padding: 4rem 2.5rem 0;
}

.cards-section__eyebrow {
    font-size: 0.75rem;
    font-weight: 500;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: rgba(0, 0, 0, 0.35);
    margin-bottom: 0.75rem;
    font-family: "Geist Sans", ui-sans-serif, system-ui, sans-serif;
}

.cards-section__title {
    font-size: 4.5rem;
    font-weight: 800;
    color: #0a0a0a;
    line-height: 1.1;
    font-family: "Geist Sans", ui-sans-serif, system-ui, sans-serif;
    letter-spacing: -0.04em;
    white-space: nowrap;
}

@media (max-width: 900px) {
    .cards-section__title {
        white-space: normal;
        font-size: clamp(2rem, 7vw, 56px);
    }
}

/* ── Card ── */
.feature-card {
    flex: 0 0 calc((100% - 2 * 0.875rem) / 3.55);
    min-width: 200px;
    border-radius: 1rem;
    overflow: hidden;
    position: relative;
    aspect-ratio: 3 / 4;
    border: none;
    cursor: pointer;
    transition: transform 0.3s ease;
    background: #0a0a12;
}

.feature-card:hover {
    transform: none;
}

@media (max-width: 900px) {
    .feature-card {
        flex: 0 0 calc((100% - 0.875rem) / 2.2);
    }
}

@media (max-width: 600px) {
    .feature-card {
        flex: 0 0 78%;
    }
    .cards-track-wrap,
    .cards-nav-row {
        padding-left: 1.25rem;
        padding-right: 1.25rem;
    }
    .cards-section__footer {
        padding-left: 1.25rem;
        padding-right: 1.25rem;
    }
}

/* Background visuel plein card */
.feature-card__bg {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.card-blob {
    position: absolute;
    border-radius: 50%;
    pointer-events: none;
}

.card-grid-lines {
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(255,255,255,0.035) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255,255,255,0.035) 1px, transparent 1px);
    background-size: 34px 34px;
}

/* Icône centrale */
.card-center-icon {
    position: relative;
    z-index: 1;
    display: flex;
    align-items: center;
    justify-content: center;
}

.card-center-icon svg {
    filter: drop-shadow(0 0 28px currentColor);
}

/* Gradient du bas */
.feature-card__gradient {
    position: absolute;
    inset: 0;
    background: linear-gradient(
        to top,
        rgba(4, 4, 14, 0.98) 0%,
        rgba(4, 4, 14, 0.55) 38%,
        transparent 62%
    );
    pointer-events: none;
    z-index: 2;
}

/* Tag haut gauche */
.feature-card__top {
    position: absolute;
    top: 0.875rem;
    left: 0.875rem;
    z-index: 3;
    display: flex;
    align-items: center;
    gap: 0.375rem;
    background: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 0.5px solid rgba(255, 255, 255, 0.13);
    border-radius: 9999px;
    padding: 0.225rem 0.6rem 0.225rem 0.35rem;
}

.feature-card__top-dot {
    width: 0.4rem;
    height: 0.4rem;
    border-radius: 50%;
    flex-shrink: 0;
}

.feature-card__top-label {
    font-size: 0.7rem;
    font-weight: 500;
    color: rgba(255, 255, 255, 0.88);
    white-space: nowrap;
}

/* Contenu bas de carte */
.feature-card__content {
    position: absolute;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 3;
    padding: 0.875rem 1rem 1.375rem;
    display: flex;
    flex-direction: column;
    gap: 0.3rem;
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.feature-card:hover .feature-card__content {
    transform: translateY(-10px);
}

.feature-card__category {
    font-size: 0.625rem;
    font-weight: 600;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: rgba(255, 255, 255, 0.4);
}

.feature-card__name {
    font-size: 0.9375rem;
    font-weight: 600;
    color: #fff;
    line-height: 1.3;
}

/* Blobs par couleur */
.feature-card--violet .card-blob {
    width: 140%; height: 140%;
    top: -50%; left: -20%;
    background: radial-gradient(circle at 40% 40%, #5b21b6 0%, #1e0a4a 50%, transparent 75%);
}
.feature-card--blue .card-blob {
    width: 140%; height: 140%;
    top: -40%; left: -30%;
    background: radial-gradient(circle at 50% 40%, #1d4ed8 0%, #0c1a4a 50%, transparent 75%);
}
.feature-card--cyan .card-blob {
    width: 150%; height: 150%;
    top: -50%; right: -30%; left: auto;
    background: radial-gradient(circle at 60% 40%, #0e7490 0%, #052a3a 50%, transparent 75%);
}
.feature-card--rose .card-blob {
    width: 140%; height: 140%;
    top: -45%; left: -20%;
    background: radial-gradient(circle at 45% 40%, #9f1239 0%, #3a0a1a 50%, transparent 75%);
}
.feature-card--emerald .card-blob {
    width: 140%; height: 140%;
    top: -40%; left: -10%;
    background: radial-gradient(circle at 50% 40%, #065f46 0%, #021a12 50%, transparent 75%);
}

/* ── Logo strip ── */
.ai-logos-strip {
    overflow: hidden;
    margin-top: 2.5rem;
    mask-image: linear-gradient(to right, transparent 0%, black 10%, black 90%, transparent 100%);
    -webkit-mask-image: linear-gradient(to right, transparent 0%, black 10%, black 90%, transparent 100%);
}

.ai-logos-track {
    display: flex;
    align-items: center;
    gap: 3rem;
    width: max-content;
    animation: ai-marquee 30s linear infinite;
}

@keyframes ai-marquee {
    from { transform: translateX(0); }
    to   { transform: translateX(-50%); }
}

.ai-logo-item {
    display: flex;
    align-items: center;
    gap: 0.45rem;
    color: rgba(0, 0, 0, 0.38);
    font-size: 1rem;
    font-weight: 500;
    font-family: "Geist Sans", ui-sans-serif, system-ui, sans-serif;
    white-space: nowrap;
    transition: color 0.2s ease;
    flex-shrink: 0;
}

.ai-logo-item:hover {
    color: rgba(0, 0, 0, 0.65);
}

.ai-logo-item svg {
    width: 22px;
    height: 22px;
    flex-shrink: 0;
}

/* ── Letter reveal ── */
.word-slot {
    display: inline-block;
    vertical-align: baseline;
    position: relative;
    transition: width 0.28s cubic-bezier(0.4, 0, 0.2, 1);
}

.word-letter {
    display: inline-block;
    opacity: 0;
    animation: word-letter-in 0.38s ease-out forwards;
    animation-delay: calc(0.025s * var(--i));
}

@keyframes word-letter-in {
    from { transform: translateY(60%); opacity: 0; }
    to   { transform: translateY(0);   opacity: 1; }
}

/* ── Hover CTA sur les cartes ── */
.feature-card__hover-cta {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    font-size: 0.725rem;
    font-weight: 500;
    color: rgba(255, 255, 255, 0.85);
    background: rgba(255, 255, 255, 0.1);
    border: 0.5px solid rgba(255, 255, 255, 0.18);
    border-radius: 9999px;
    padding: 0 0.7rem;
    cursor: pointer;
    width: fit-content;
    opacity: 0;
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.25s ease, opacity 0.2s ease, padding 0.25s ease, margin-top 0.25s ease, background 0.15s ease;
    margin-top: 0;
    text-decoration: none;
}

.feature-card:hover .feature-card__hover-cta {
    opacity: 1;
    max-height: 2.5rem;
    padding: 0.325rem 0.7rem;
    margin-top: 0.5rem;
}

.feature-card__hover-cta:hover {
    background: rgba(255, 255, 255, 0.18);
    border-color: rgba(255, 255, 255, 0.3);
}

.feature-card--violet .feature-card__top-dot { background: #a78bfa; }
.feature-card--blue    .feature-card__top-dot { background: #60a5fa; }
.feature-card--cyan    .feature-card__top-dot { background: #22d3ee; }
.feature-card--rose    .feature-card__top-dot { background: #fb7185; }
.feature-card--emerald .feature-card__top-dot { background: #34d399; }