/* ========================================== ABOUT PAGE ========================================== */

.about-page .main-card {
    display: block;
    width: 100%;
    padding: 32px;
}

.about-page .content-section {
    width: 100%;
    padding: 0;
    gap: 16px;
}

.about-page .content-top-section {
    align-items: flex-start;
}

.about-page .title-group h1 {
    font-size: 64px;
    line-height: 1;
    letter-spacing: -0.02em;
    text-transform: lowercase;
}

.about-page .title-group .subtitle {
    font-size: 14px;
    letter-spacing: 0.01em;
}

.about-page .about-baseline-section {
    flex: 1;
    min-height: 0;
    margin-top: 16px;
}

.about-page #baseline-wrapper {
    height: 100%;
}

.about-structure {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 32px;
    align-items: start;
    min-height: 0;
    height: 100%;
}

.about-image {
    position: relative;
    z-index: 10110;
    isolation: isolate;
    width: 100%;
    height: 100%;
    min-height: 0;
    overflow: hidden;
    background-color: var(--bg-card);
    transition: background-color 0.8s ease;
    --spot-x: 50%;
    --spot-y: 50%;
    --spot-size: 150px;
    --portrait-dark-mix: 0;
}

.about-image::before {
    content: '';
    position: absolute;
    inset: 0;
    background-image: url('images/tanguy-beaudouin-portrait-light.webp');
    background-size: cover;
    background-position: center;
    opacity: calc(var(--spot-opacity, 0) * (1 - var(--portrait-dark-mix)));
    pointer-events: none;
    transition:
        opacity 0.45s cubic-bezier(0.22, 1, 0.36, 1),
        -webkit-mask-image 0.28s cubic-bezier(0.22, 1, 0.36, 1),
        mask-image 0.28s cubic-bezier(0.22, 1, 0.36, 1);
    -webkit-mask-image: radial-gradient(circle var(--spot-size) at var(--spot-x) var(--spot-y), #000 0%, #000 44%, rgba(0, 0, 0, 0.8) 60%, rgba(0, 0, 0, 0.56) 73%, rgba(0, 0, 0, 0.34) 84%, rgba(0, 0, 0, 0.2) 91%, rgba(0, 0, 0, 0.1) 95%, rgba(0, 0, 0, 0.04) 98%, transparent 100%);
    mask-image: radial-gradient(circle var(--spot-size) at var(--spot-x) var(--spot-y), #000 0%, #000 44%, rgba(0, 0, 0, 0.8) 60%, rgba(0, 0, 0, 0.56) 73%, rgba(0, 0, 0, 0.34) 84%, rgba(0, 0, 0, 0.2) 91%, rgba(0, 0, 0, 0.1) 95%, rgba(0, 0, 0, 0.04) 98%, transparent 100%);
}

.about-image::after {
    content: '';
    position: absolute;
    inset: 0;
    background-image: url('images/tanguy-beaudouin-portrait-dark.webp');
    background-size: cover;
    background-position: center;
    opacity: calc(var(--spot-opacity, 0) * var(--portrait-dark-mix));
    pointer-events: none;
    transition:
        opacity 0.45s cubic-bezier(0.22, 1, 0.36, 1),
        -webkit-mask-image 0.28s cubic-bezier(0.22, 1, 0.36, 1),
        mask-image 0.28s cubic-bezier(0.22, 1, 0.36, 1);
    -webkit-mask-image: radial-gradient(circle var(--spot-size) at var(--spot-x) var(--spot-y), #000 0%, #000 44%, rgba(0, 0, 0, 0.8) 60%, rgba(0, 0, 0, 0.56) 73%, rgba(0, 0, 0, 0.34) 84%, rgba(0, 0, 0, 0.2) 91%, rgba(0, 0, 0, 0.1) 95%, rgba(0, 0, 0, 0.04) 98%, transparent 100%);
    mask-image: radial-gradient(circle var(--spot-size) at var(--spot-x) var(--spot-y), #000 0%, #000 44%, rgba(0, 0, 0, 0.8) 60%, rgba(0, 0, 0, 0.56) 73%, rgba(0, 0, 0, 0.34) 84%, rgba(0, 0, 0, 0.2) 91%, rgba(0, 0, 0, 0.1) 95%, rgba(0, 0, 0, 0.04) 98%, transparent 100%);
}

.dark-theme .about-image {
    --portrait-dark-mix: 1;
}

.about-columns {
    display: contents;
}

.about-text-content {
    width: 100%;
    min-width: 0;
    color: var(--neutral-dark);
    transition: color 0.8s ease;
    display: flex;
    flex-direction: column;
    min-height: 0;
    height: 100%;
}

.about-text-content .intro-greeting {
    margin: 0;
    text-indent: 0;
    font-family: 'DM Mono', monospace;
    font-size: 14px;
    line-height: 1.4;
    letter-spacing: 0;
    font-weight: 400;
    text-align: justify;
}

.skills-section-container {
    width: 100%;
    display: flex;
    flex-direction: column;
    min-height: 0;
    height: 100%;
    gap: 12px;
}

.section-title {
    font-family: 'Neue Haas Grotesk Display Pro', sans-serif;
    font-size: 20px;
    font-weight: 600;
    line-height: normal;
    letter-spacing: 0;
    margin: 0 0 8px;
}

.skills-list p {
    margin: 0;
    text-align: justify;
}

.about-note {
    margin-top: 32px;
    margin-bottom: 0;
    font-size: 10px;
    line-height: 1.60;
    letter-spacing: 0.01em;
    text-align: justify;
}

.about-cta {
    width: 100%;
    display: flex;
    justify-content: center;
    margin-top: auto;
}

.about-page .btn-download {
    position: relative;
    overflow: hidden;
    isolation: isolate;
    background-color: var(--primary);
    color: white;
    padding: 12px 24px;
    min-width: 0;
    transition: color 0.62s ease;
}

.about-page .btn-download .btn-label {
    position: relative;
    z-index: 1;
}

.about-page .btn-download::before {
    content: '';
    position: absolute;
    left: var(--cta-ripple-x, 50%);
    top: var(--cta-ripple-y, 50%);
    width: var(--cta-ripple-size, 24px);
    height: var(--cta-ripple-size, 24px);
    border-radius: 50%;
    background-color: var(--btn-hover);
    transform: translate(-50%, -50%) scale(0);
    transform-origin: center;
    transition: transform 0.72s cubic-bezier(0.2, 0.9, 0.25, 1);
    z-index: 0;
    pointer-events: none;
}

.about-page .btn-download.is-radial-hover::before,
.about-page .btn-download:focus-visible::before {
    transform: translate(-50%, -50%) scale(1);
}

.about-page .btn-download.is-radial-hover,
.about-page .btn-download:focus-visible {
    color: var(--bg-card);
}

.about-page .footer-group {
    margin-top: 16px;
}

@media (max-width: 1250px) {
    .about-structure {
        gap: 24px;
    }
}

/* ========== ABOUT MOBILE (<= 900px) ==========
   Refonte d'apres la maquette Figma (node 2077:60257), alignee sur index :
   flux vertical unique, header -> texte intro -> CTA -> competences + note ->
   portrait pleine largeur -> footer. 96px header/footer, 32px entre blocs.
   Aligne sur 900px comme tout le site (l'ancien palier 960 est supprime).
   Le portrait, en survol seulement sur desktop, est ici toujours affiche en bas. */
@media (max-width: 900px) {
    /* Padding gere par section (comme la maquette), pas par la carte */
    .about-page .main-card {
        padding: 0;
    }

    /* h1 40px qui grandit avec l'ecran, exactement comme index */
    .about-page .title-group h1 {
        font-size: clamp(40px, 6.2vmin, 56px);
        letter-spacing: -0.012em;
    }

    /* 96px entre le header et le contenu ; le padding lateral passe sur la structure */
    .about-page .about-baseline-section {
        flex: none;
        margin-top: 96px;
        padding: 0;
    }

    .about-page #baseline-wrapper {
        height: auto;
    }

    /* Colonne unique, ordre maquette : texte (1), competences (2), portrait (3).
       Grand blanc en haut (hero aere, maquette pt-499) : le texte demarre bas
       et se revele au scroll. En vh pour rester proportionnel a l'ecran. */
    .about-structure {
        display: flex;
        flex-direction: column;
        gap: 32px;
        height: auto;
        padding: clamp(300px, 56vh, 499px) var(--space-24) 0;
    }

    /* Reveal au scroll facon pages projets : caractere par caractere en ordre de
       lecture. Pas de transition -> bord NET (comme le clip des pages projets), la
       frontiere sombre/gris est franche, jamais un fondu (voir script-about.js). */
    .about-page .intro-greeting .reveal-char {
        color: var(--neutral-dark-05);
    }

    .about-page .intro-greeting .reveal-char.is-revealed {
        color: var(--neutral-dark);
    }

    .about-columns {
        display: contents;
    }

    .about-text-content {
        order: 1;
        gap: 32px;
    }

    .skills-section-container {
        order: 2;
        gap: 32px;
    }

    .about-page .about-image {
        order: 3;
    }

    /* Texte intro 16px DM Mono justifie, comme la baseline d'index */
    .about-page .about-text-content .intro-greeting {
        font-size: 16px;
        line-height: 1.3;
    }

    /* CTA juste sous le texte (32px via le gap du parent), centre */
    .about-cta {
        justify-content: center;
        margin-top: 0;
    }

    /* Liste de competences 16px (main.css la met a 12px en mobile) */
    .about-page .skills-list p {
        font-size: 16px;
        line-height: 1.3;
    }

    /* Note 12px capitales, l'espace vient du gap:32 du conteneur */
    .about-note {
        margin-top: 0;
        font-size: 12px;
        line-height: 1.6;
        letter-spacing: 0.02em;
    }

    /* Portrait pleine largeur en bas, ratio de la maquette, toujours visible */
    .about-page .about-image {
        width: 100%;
        height: auto;
        aspect-ratio: 342 / 523;
        border-radius: 6px;
    }

    .about-image::before {
        opacity: 1;
        -webkit-mask-image: none;
        mask-image: none;
    }

    .about-image::after {
        display: none;
    }

    /* Dark mode : on montre le portrait sombre a la place du clair */
    .dark-theme .about-image::before {
        opacity: 0;
    }

    .dark-theme .about-image::after {
        display: block;
        opacity: 1;
        -webkit-mask-image: none;
        mask-image: none;
    }

    /* 96px entre le contenu et le footer, safe-area comme index */
    .about-page .footer-group {
        margin-top: 96px;
        padding: var(--space-24);
        padding-bottom: max(var(--space-24), env(safe-area-inset-bottom, 0px));
    }
}