/* ==========================================================================
   Réalisations — slider à deux catégories (Design Frontend / Application Backend)
   Design system : fond #08081f, glassmorphism, accent bleu (+violet pour backend)
   ========================================================================== */

.realisations-section {
    --accent: #4c8dff;
    --accent-soft: rgba(76, 141, 255, .16);
    --accent-color-white: #ffffff;
    position: relative;
    padding: 100px 0;
    background: #075a65;
}

.realisations-section::before {
    content: "";
    position: absolute;
    top: -80px;
    left: 50%;
    width: 640px;
    height: 420px;
    transform: translateX(-50%);
    background: radial-gradient(circle, var(--accent-soft) 0%, transparent 70%);
    filter: blur(10px);
    z-index: 0;
    pointer-events: none;
    transition: background 700ms ease;
}

.realisations-header {
    position: relative;
    z-index: 1;
    text-align: center;
    margin-bottom: 48px;
}

.realisations-title {
    font-size: clamp(1.8rem, 3.4vw, 2.6rem);
    font-weight: 700;
    text-transform: uppercase;
    margin: 0 0 28px;
    letter-spacing: -.01em;
    color: #f0c37a;
}

.realisations-title-color {
    color: var(--accent-color-white);
    transition: color 500ms ease;
}

/* ---------- Tabs : sélecteur à indicateur glissant ---------- */
.realisations-tabs {
    position: relative;
    display: inline-flex;
    gap: 4px;
    padding: 5px;
    background: rgba(255, 255, 255, .045);
    border: 1px solid rgba(255, 255, 255, .09);
    border-radius: 999px;
    backdrop-filter: blur(14px);
}

.realisations-tab {
    position: relative;
    z-index: 2;
    border: 0;
    background: transparent;
    color: var(--accent-color-white);
    font-size: .86rem;
    font-weight: 600;
    padding: 10px 22px;
    border-radius: 999px;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 8px;
    transition: color 300ms ease;
    font-family: inherit;
    white-space: nowrap;
}

.realisations-tab.is-active {
    color: #08081f;
}

.realisations-indicator {
    position: absolute;
    z-index: 1;
    top: 5px;
    left: 5px;
    height: calc(100% - 10px);
    border-radius: 999px;
    background: linear-gradient(135deg, #4c8dff, #7db1ff);
    transition: transform 420ms cubic-bezier(.65, 0, .35, 1),
        width 420ms cubic-bezier(.65, 0, .35, 1),
        background 420ms ease;
}

/* ---------- Panels / slider track ---------- */
.realisations-viewport {
    position: relative;
    z-index: 1;
}

.realisations-panel {
    display: none;
}

.realisations-panel.is-active {
    display: block;
    animation: realisationsFadeUp 480ms ease;
}

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

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

.realisations-track-wrap {
    position: relative;
}

.realisations-track {
    display: flex;
    gap: 22px;
    overflow-x: auto;
    scroll-snap-type: x mandatory;
    padding: 8px 4px 20px;
    scrollbar-width: none;
}

.realisations-track::-webkit-scrollbar {
    display: none;
}

.realisations-card {
    scroll-snap-align: start;
    flex: 0 0 300px;
    background: rgba(255, 255, 255, .045);
    border: 1px solid rgba(255, 255, 255, .09);
    border-radius: 18px;
    overflow: hidden;
    text-decoration: none;
    color: #f2f4fb;
    display: flex;
    flex-direction: column;
    transition: transform 320ms ease, border-color 320ms ease, background 320ms ease;
}

.realisations-card:hover {
    transform: translateY(-6px);
    border-color: var(--accent);
    background: rgba(255, 255, 255, .08);
}

.realisations-card-image {
    position: relative;
    height: 170px;
    overflow: hidden;
    background: #10112c;
}

.realisations-card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    transition: transform 420ms ease;
}

.realisations-card:hover .realisations-card-image img {
    transform: scale(1.06);
}

.realisations-card-tag {
    position: absolute;
    top: 12px;
    left: 12px;
    z-index: 2;
    font-size: .66rem;
    font-weight: 700;
    letter-spacing: .06em;
    text-transform: uppercase;
    padding: 4px 10px;
    border-radius: 999px;
    background: rgba(8, 8, 31, .65);
    border: 1px solid rgba(255, 255, 255, .09);
    color: var(--accent);
    backdrop-filter: blur(6px);
}

.realisations-card-body {
    padding: 18px 18px 20px;
    display: flex;
    flex-direction: column;
    gap: 14px;
    flex: 1;
}

.realisations-card-title {
    font-size: .94rem;
    font-weight: 500;
    line-height: 1.45;
    margin: 0;
}

.realisations-card-link {
    margin-top: auto;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: .82rem;
    font-weight: 600;
    color: var(--accent);
    transition: gap 250ms ease;
}

.realisations-card:hover .realisations-card-link {
    gap: 12px;
}

/* ---------- Contrôles (flèches + compteur) ---------- */
.realisations-controls {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 18px;
    margin-top: 4px;
}

.realisations-nav-btn {
    width: 38px;
    height: 38px;
    border-radius: 50%;
    border: 1px solid rgba(255, 255, 255, .09);
    background: rgba(255, 255, 255, .045);
    color: #f2f4fb;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: border-color 250ms ease, color 250ms ease, background 250ms ease;
}

.realisations-nav-btn:hover {
    border-color: var(--accent);
    color: var(--accent);
}

.realisations-nav-btn:disabled {
    opacity: .3;
    cursor: default;
}

.realisations-counter {
    font-variant-numeric: tabular-nums;
    font-size: .78rem;
    letter-spacing: .05em;
    color: #8c93b8;
    min-width: 52px;
    text-align: center;
}

.realisations-counter b {
    color: #f2f4fb;
    font-weight: 600;
}

/* ---------- Responsive ---------- */
@media (max-width: 640px) {
    .realisations-section {
        padding: 64px 0;
    }

    .realisations-card {
        flex-basis: 78vw;
    }

    .realisations-tab {
        padding: 9px 16px;
        font-size: .8rem;
    }
}

/* Accessibilité : respecte les préférences de mouvement réduit */
@media (prefers-reduced-motion: reduce) {

    .realisations-indicator,
    .realisations-card,
    .realisations-card-image img,
    .realisations-panel.is-active {
        transition: none;
        animation: none;
    }
}