/* ============================================================
   À PROPOS PAGE (apropos.php)
   ============================================================ */

@import url("./variables.css");

/* ------------------------------------------------------------------ */
/* Page shell                                                          */
/* ------------------------------------------------------------------ */

.apropos-main {
    flex: 1;
    min-height: 0;
    overflow-y: auto;
    padding: var(--space-xl) var(--space-l) var(--space-2xl);
}

/* ------------------------------------------------------------------ */
/* Two-column layout: sticky TOC nav | content                        */
/* ------------------------------------------------------------------ */

.apropos-layout {
    display: grid;
    grid-template-columns: 180px 1fr;
    gap: var(--space-2xl);
    max-width: 860px;
    margin: 0 auto;
    align-items: start;
}

/* ------------------------------------------------------------------ */
/* Left — sticky table of contents                                    */
/* ------------------------------------------------------------------ */

.apropos-toc {
    position: sticky;
    top: var(--space-l);
}

.apropos-toc-label {
    font-family: var(--font-body);
    font-size: var(--step--2);
    font-weight: 600;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--text-tertiary);
    margin: 0 0 var(--space-2xs) 0;
}

.apropos-toc ul {
    list-style: none;
    margin: 0 0 var(--space-m) 0;
    padding: 0;
    display: flex;
    flex-direction: column;
    gap: var(--space-3xs);
}

.apropos-toc ul a {
    font-family: var(--font-body);
    font-size: var(--step--1);
    color: var(--text-secondary);
    text-decoration: none;
    display: block;
    padding: var(--space-3xs) 0;
    transition: color 0.15s;
    border-left: 2px solid transparent;
    padding-left: var(--space-2xs);
}

.apropos-toc ul a:hover {
    color: var(--text-primary);
    border-left-color: var(--accent-primary);
}

.apropos-toc-erg {
    padding-top: var(--space-s);
    border-top: 1px solid var(--border-primary);
}

.apropos-toc-erg a {
    font-size: var(--step--2);
    color: var(--accent-primary);
    text-decoration: none;
    transition: opacity 0.15s;
}

.apropos-toc-erg a:hover {
    opacity: 0.75;
}

/* ------------------------------------------------------------------ */
/* Right — main content area                                          */
/* ------------------------------------------------------------------ */

.apropos-content {
    display: flex;
    flex-direction: column;
    gap: 0;
}

.apropos-section {
    padding-bottom: var(--space-xl);
    border-bottom: 1px solid var(--border-primary);
    margin-bottom: var(--space-xl);
}

.apropos-section:last-child {
    border-bottom: none;
    margin-bottom: 0;
    padding-bottom: 0;
}

/* ------------------------------------------------------------------ */
/* Section titles                                                      */
/* ------------------------------------------------------------------ */

.apropos-section-title {
    font-family: var(--font-display);
    font-size: var(--step-3);
    font-weight: 400;
    color: var(--text-primary);
    margin: 0 0 var(--space-m) 0;
    line-height: 1.1;
}

/* ------------------------------------------------------------------ */
/* Intro prose — Markdown-rendered content                            */
/* ------------------------------------------------------------------ */

.prose {
    font-family: var(--font-body);
    font-size: var(--step-0);
    line-height: 1.6;
    color: var(--text-primary);
    font-weight: 400;
}

.prose p {
    margin: 0 0 1em 0;
}

.prose p:last-child {
    margin-bottom: 0;
}

.prose h1,
.prose h2,
.prose h3 {
    font-family: var(--font-display);
    font-weight: 400;
    margin: 1.5em 0 0.5em 0;
}

.prose h1 {
    font-size: var(--step-3);
}
.prose h2 {
    font-size: var(--step-2);
}
.prose h3 {
    font-size: var(--step-1);
}

.prose a {
    color: var(--accent-primary);
    text-decoration: underline;
    text-underline-offset: 2px;
}

.prose ul,
.prose ol {
    padding-left: var(--space-m);
    margin-bottom: var(--space-s);
}

.prose li {
    margin-bottom: 0.3em;
}

.prose strong {
    font-weight: 700;
}
.prose em {
    font-style: italic;
}

.prose code {
    font-family: "Courier New", Courier, monospace;
    font-size: 0.88em;
    background: var(--bg-tertiary);
    padding: 0.1em 0.3em;
    border-radius: 2px;
}

/* ------------------------------------------------------------------ */
/* Contacts grid                                                       */
/* ------------------------------------------------------------------ */

.apropos-contacts-grid {
    display: flex;
    flex-direction: column;
    gap: 0;
}

.apropos-contact-card {
    font-style: normal;
    padding: var(--space-s) 0;
    border-bottom: 1px solid var(--border-primary);
}

.apropos-contact-card:first-child {
    border-top: 1px solid var(--border-primary);
}

.apropos-contact-card strong {
    display: block;
    font-size: var(--step-0);
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--space-3xs);
}

.apropos-contact-card span {
    display: block;
    font-size: var(--step--1);
    color: var(--text-secondary);
    line-height: 1.4;
    margin-bottom: var(--space-3xs);
}

.apropos-contact-card a {
    font-size: var(--step--1);
    color: var(--accent-primary);
    text-decoration: underline;
    text-underline-offset: 2px;
    transition: opacity 0.15s;
}

.apropos-contact-card a:hover {
    opacity: 0.75;
}

/* ------------------------------------------------------------------ */
/* Credits list                                                        */
/* ------------------------------------------------------------------ */

.apropos-credits-list {
    margin: 0;
    padding: 0;
    display: flex;
    flex-direction: column;
    gap: 0;
}

.apropos-credit-row {
    display: grid;
    grid-template-columns: 1fr 1.6fr;
    gap: var(--space-s);
    padding: var(--space-s) 0;
    border-bottom: 1px solid var(--border-primary);
    align-items: baseline;
}

.apropos-credit-row:first-child {
    border-top: 1px solid var(--border-primary);
}

.apropos-credits-list dt {
    font-size: var(--step--2);
    font-weight: 600;
    letter-spacing: 0.04em;
    text-transform: uppercase;
    color: var(--text-tertiary);
}

.apropos-credits-list dd {
    font-size: var(--step--1);
    color: var(--text-primary);
    margin: 0;
    line-height: 1.5;
}

/* ------------------------------------------------------------------ */
/* Single-column layout — used by licence.php (no sidebar)            */
/* ------------------------------------------------------------------ */

.apropos-single {
    max-width: 720px;
}

/* ------------------------------------------------------------------ */
/* Responsive                                                          */
/* ------------------------------------------------------------------ */

@media (max-width: 900px) {
    .apropos-layout {
        grid-template-columns: 1fr;
        gap: var(--space-l);
    }

    .apropos-toc {
        position: static;
        display: flex;
        flex-wrap: wrap;
        align-items: center;
        gap: var(--space-s);
        padding-bottom: var(--space-s);
        border-bottom: 1px solid var(--border-primary);
    }

    .apropos-toc-label {
        margin: 0;
    }

    .apropos-toc ul {
        flex-direction: row;
        margin: 0;
        gap: var(--space-xs);
    }

    .apropos-toc ul a {
        border-left: none;
        padding-left: 0;
    }

    .apropos-toc-erg {
        border-top: none;
        padding-top: 0;
        margin-left: auto;
    }

    .prose {
        font-size: var(--step-0);
    }

    .apropos-section-title {
        font-size: var(--step-2);
    }
}

@media (max-width: 600px) {
    .apropos-main {
        padding: var(--space-m) var(--space-s) var(--space-xl);
    }

    .prose {
        font-size: var(--step-0);
    }

    .apropos-credit-row {
        grid-template-columns: 1fr;
        gap: var(--space-3xs);
    }
}