/* ============================================================
   Page Expérience — mosaïque des compétences & timeline
   Dépend des composants globaux de styles.css (kicker, chips,
   section-header, ghost numbers, grain, data-reveal).
   ============================================================ */

/* ── 01 Mosaïque des compétences (section claire) ── */
.skills-explorer {
    position: relative;
    padding: clamp(96px, 12vw, 160px) 0;
    background: var(--paper);
    overflow: hidden;
}

.skills-mosaic {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 10px;
    margin-bottom: 18px;
}

/* Tuile — mono hairline, quasi rectangulaire */
.skill-tile {
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    align-items: flex-start;
    gap: 14px;
    min-height: 88px;
    padding: 14px 16px;
    font-family: var(--font-mono);
    font-size: 11px;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: .1em;
    line-height: 1.5;
    text-align: left;
    color: var(--ink);
    background: transparent;
    border: 1px solid var(--line);
    border-radius: 2px;
    cursor: pointer;
    transition: background .25s ease, color .25s ease, border-color .25s ease, transform .3s var(--ease);
}

/* Petit carré témoin en tête de tuile */
.skill-tile::before {
    content: '';
    width: 7px;
    height: 7px;
    border: 1px solid color-mix(in srgb, currentColor 45%, transparent);
    transition: background .25s ease, border-color .25s ease;
}

.skill-tile:hover {
    border-color: color-mix(in srgb, var(--ink) 45%, transparent);
    transform: translateY(-2px);
}

.skill-tile:hover::before {
    border-color: var(--blue);
}

/* Tuile active — inversée ink */
.skill-tile.active {
    background: var(--ink);
    border-color: var(--ink);
    color: var(--paper-raised);
    transform: none;
}

.skill-tile.active::before {
    background: var(--blue-bright);
    border-color: var(--blue-bright);
}

/* ── Panneau détail — carte hairline ── */
.skill-detail {
    border: 1px solid var(--line);
    border-radius: 2px;
    background: var(--paper-raised);
    padding: clamp(28px, 4vw, 44px);
    transition: opacity .25s ease, transform .25s ease;
}

/* État transitoire pendant le changement de compétence (JS) */
.skill-detail.is-switching {
    opacity: 0;
    transform: translateY(8px);
}

.skill-detail h3 {
    font-family: var(--font-display);
    font-weight: 500;
    font-size: clamp(26px, 3vw, 34px);
    letter-spacing: -.01em;
    line-height: 1.1;
    margin-bottom: 14px;
}

.skill-detail p {
    color: var(--ink-soft);
    max-width: 640px;
    margin-bottom: 18px;
}

.skill-detail ul {
    max-width: 640px;
    margin-bottom: 26px;
}

.skill-detail li {
    position: relative;
    padding: 7px 0 7px 24px;
    font-size: 15.5px;
    line-height: 1.7;
    color: var(--ink-soft);
}

.skill-detail li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 17px;
    width: 5px;
    height: 5px;
    background: var(--blue);
}

/* Liens projets — soulignement animé */
.skill-project-links {
    display: flex;
    flex-wrap: wrap;
    gap: 10px 28px;
    border-top: 1px solid var(--line);
    padding-top: 22px;
}

.skill-project-links a {
    position: relative;
    font-family: var(--font-mono);
    font-size: 11px;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: .14em;
    color: var(--ink);
    padding: 2px 0 6px;
    transition: color .25s ease;
}

.skill-project-links a::before {
    content: '';
    position: absolute;
    left: 0;
    bottom: 0;
    width: 100%;
    height: 1px;
    background: var(--line);
}

.skill-project-links a::after {
    content: '';
    position: absolute;
    left: 0;
    bottom: 0;
    width: 100%;
    height: 1px;
    background: var(--blue);
    transform: scaleX(0);
    transform-origin: right;
    transition: transform .3s var(--ease);
}

.skill-project-links a:hover {
    color: var(--blue);
}

.skill-project-links a:hover::after {
    transform: scaleX(1);
    transform-origin: left;
}

/* ── 02 Timeline (section sombre grain) ── */
.experience {
    position: relative;
    padding: clamp(96px, 12vw, 160px) 0;
    background: var(--coal);
    color: var(--bone);
    border-bottom: 1px solid var(--line-dark);
    overflow: hidden;
}

.experience .kicker {
    color: var(--bone-soft);
}

.experience .section-description {
    color: var(--bone-soft);
}

.experience .section-ghost {
    -webkit-text-stroke: 1px var(--line-dark);
}

/* ── Accordéons ── */
.accordion-section {
    border: 1px solid var(--line-dark);
    border-radius: 2px;
    margin-bottom: 18px;
    transition: border-color .3s ease;
}

.accordion-section:last-child {
    margin-bottom: 0;
}

.accordion-section.open {
    border-color: color-mix(in srgb, var(--bone) 26%, transparent);
}

.accordion-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 24px;
    padding: clamp(22px, 3vw, 30px) clamp(20px, 3.4vw, 36px);
    cursor: pointer;
    user-select: none;
    transition: background .25s ease;
}

.accordion-header:hover {
    background: color-mix(in srgb, var(--bone) 4%, transparent);
}

.accordion-heading {
    display: flex;
    align-items: baseline;
    gap: 20px;
    min-width: 0;
}

.accordion-index {
    font-family: var(--font-mono);
    font-size: 11px;
    font-weight: 500;
    letter-spacing: .18em;
    color: var(--blue-bright);
}

.accordion-title {
    font-family: var(--font-display);
    font-weight: 500;
    font-size: clamp(26px, 4vw, 40px);
    letter-spacing: -.01em;
    line-height: 1.05;
    color: var(--bone);
}

/* Icône +/− — mono, carré hairline */
.accordion-icon {
    flex-shrink: 0;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 38px;
    height: 38px;
    border: 1px solid var(--line-dark);
    border-radius: 2px;
    font-family: var(--font-mono);
    font-size: 16px;
    line-height: 1;
    color: var(--bone-soft);
    transition: border-color .25s ease, color .25s ease;
}

.accordion-header:hover .accordion-icon {
    border-color: var(--bone);
    color: var(--bone);
}

.accordion-body {
    max-height: 0;
    overflow: hidden;
    padding: 0 clamp(20px, 3.4vw, 36px);
    transition: max-height .6s var(--ease), padding .3s ease;
}

.accordion-section.open .accordion-body {
    max-height: 4000px;
    padding-bottom: clamp(28px, 4vw, 44px);
}

/* ── Timeline — dates à gauche, fil vertical à point ── */
.experience-timeline {
    border-top: 1px solid var(--line-dark);
    padding-top: clamp(28px, 4vw, 40px);
}

.experience-item {
    display: grid;
    grid-template-columns: 140px 1fr;
    column-gap: clamp(28px, 4vw, 56px);
}

.experience-period {
    font-family: var(--font-mono);
    font-size: 11.5px;
    font-weight: 500;
    letter-spacing: .08em;
    text-transform: uppercase;
    text-align: right;
    color: var(--bone-soft);
    padding-top: 10px;
}

/* Fil vertical continu + point carré bleu */
.experience-content {
    position: relative;
    padding: 0 0 clamp(36px, 5vw, 52px) clamp(28px, 4vw, 48px);
}

.experience-item:last-child .experience-content {
    padding-bottom: 8px;
}

.experience-content::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 1px;
    background: var(--line-dark);
}

.experience-content::after {
    content: '';
    position: absolute;
    left: -3px;
    top: 14px;
    width: 7px;
    height: 7px;
    background: var(--blue);
    transition: background .25s ease, box-shadow .25s ease;
}

.experience-item:hover .experience-content::after {
    background: var(--blue-bright);
    box-shadow: 0 0 14px color-mix(in srgb, var(--blue-bright) 60%, transparent);
}

/* ── Contenu d'un item ── */
.exp-header-row {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 8px 16px;
    margin-bottom: 10px;
}

.exp-header-row h3 {
    font-family: var(--font-display);
    font-weight: 500;
    font-size: clamp(24px, 2.8vw, 32px);
    letter-spacing: -.01em;
    line-height: 1.1;
    color: var(--bone);
}

/* Badges — chips recolorées selon le volet */
.exp-badge {
    color: var(--bone);
}

.exp-badge--blue {
    color: var(--blue-bright);
}

.experience-company {
    font-family: var(--font-mono);
    font-size: 12px;
    font-weight: 500;
    letter-spacing: .12em;
    text-transform: uppercase;
    color: var(--bone-soft);
    margin-bottom: 14px;
}

.experience-details {
    font-size: 15.5px;
    line-height: 1.75;
    color: var(--bone-soft);
    max-width: 620px;
}

.exp-skills {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-top: 18px;
    color: var(--bone-soft);
}

.exp-doc {
    color: var(--blue-bright);
}

.exp-doc:hover {
    background: var(--blue-bright);
    color: var(--coal);
    border-color: var(--blue-bright);
}

/* Photo d'illustration d'une étape */
.experience-figure {
    max-width: 520px;
    margin-top: 28px;
}

.experience-figure .figure-frame {
    aspect-ratio: 16 / 9;
}

/* ── Responsive ── */
@media (max-width: 1024px) {
    .experience-item {
        grid-template-columns: 120px 1fr;
    }
}

@media (max-width: 768px) {
    .skills-mosaic {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .skill-tile {
        min-height: 76px;
        padding: 12px 14px;
    }

    /* Timeline : date au-dessus, fil porté par l'item */
    .experience-item {
        position: relative;
        grid-template-columns: 1fr;
        row-gap: 8px;
        padding-left: 26px;
        padding-bottom: 36px;
    }

    .experience-item:last-child {
        padding-bottom: 6px;
    }

    .experience-item::before {
        content: '';
        position: absolute;
        left: 0;
        top: 0;
        bottom: 0;
        width: 1px;
        background: var(--line-dark);
    }

    .experience-item::after {
        content: '';
        position: absolute;
        left: -3px;
        top: 8px;
        width: 7px;
        height: 7px;
        background: var(--blue);
    }

    .experience-period {
        text-align: left;
        padding-top: 0;
    }

    .experience-content {
        padding: 0;
    }

    .experience-content::before,
    .experience-content::after {
        content: none;
    }
}

/* ── Mouvement réduit ── */
@media (prefers-reduced-motion: reduce) {
    .skill-tile,
    .skill-detail,
    .accordion-body {
        transition: none;
    }
}

/* ── CTA vers l'arbre de compétences (remplace l'ancienne mosaïque) ── */
.skills-cta {
    padding: clamp(72px, 9vw, 120px) 0 0;
    background: var(--paper);
}

.skills-cta-card {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: clamp(24px, 4vw, 64px);
    border: 1px solid var(--line);
    border-radius: 2px;
    padding: clamp(28px, 4vw, 48px);
    transition: border-color .3s ease, background .3s ease, transform .3s var(--ease);
}

.skills-cta-card:hover {
    border-color: color-mix(in srgb, var(--ink) 45%, transparent);
    background: var(--paper-raised);
    transform: translateY(-3px);
}

.skills-cta-card h2 {
    font-size: clamp(26px, 3.6vw, 42px);
    margin-bottom: 12px;
}

.skills-cta-card p {
    font-size: 15px;
    line-height: 1.7;
    color: var(--ink-soft);
    max-width: 560px;
}

.skills-cta-arrow {
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 58px;
    height: 58px;
    border: 1px solid var(--line);
    border-radius: 999px;
    font-family: var(--font-mono);
    font-size: 18px;
    color: var(--ink);
    transition: background .3s ease, color .3s ease, transform .3s var(--ease);
}

.skills-cta-card:hover .skills-cta-arrow {
    background: var(--ink);
    color: var(--paper);
    transform: rotate(-45deg);
}

@media (max-width: 768px) {
    .skills-cta-card {
        flex-direction: column;
        align-items: flex-start;
    }
}