/* ================================================================
   SOA Markdown Viewer — v1.0.0
   ================================================================ */

.soa-md {
    --soa-purple:    #6c63ff;
    --soa-blue:      #4a90d9;
    --soa-green:     #34d399;
    --soa-surface:   #1a1a2e;
    --soa-surface2:  #16213e;
    --soa-border:    rgba(108,99,255,.22);
    --soa-text:      #e8e8f0;
    --soa-muted:     #8888aa;
    --soa-radius:    14px;
    --soa-radius-sm: 8px;
    --soa-shadow:    0 8px 40px rgba(0,0,0,.55);

    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    color: var(--soa-text);
    box-sizing: border-box;
}
.soa-md *, .soa-md *::before, .soa-md *::after { box-sizing: inherit; }

/* ── Hero ──────────────────────────────────────────────────────── */
.soa-md__card {
    background: radial-gradient(ellipse at top left, #1a1a2e 0%, #16213e 40%, #0f3460 100%);
    border: 1px solid var(--soa-border);
    border-radius: var(--soa-radius);
    padding: 2.5rem 2.8rem 2.2rem;
    margin-bottom: 1.5rem;
    box-shadow: var(--soa-shadow);
    position: relative;
    overflow: hidden;
}
.soa-md__card::before {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(ellipse at 80% 20%, rgba(108,99,255,.12) 0%, transparent 60%);
    pointer-events: none;
}
.soa-md__eyebrow {
    display: inline-block;
    font-size: .72rem;
    font-weight: 700;
    letter-spacing: .12em;
    text-transform: uppercase;
    color: var(--soa-purple);
    margin-bottom: .55rem;
}
.soa-md__title {
    margin: 0 0 .5rem;
    font-size: clamp(1.5rem, 3vw, 2rem);
    font-weight: 800;
    background: linear-gradient(135deg, #fff 30%, var(--soa-purple));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1.2;
}
.soa-md__subtitle {
    margin: 0;
    font-size: .9rem;
    color: var(--soa-muted);
    line-height: 1.55;
}

/* ── Workbench ─────────────────────────────────────────────────── */
.soa-md__workbench {
    background: var(--soa-surface);
    border: 1px solid var(--soa-border);
    border-radius: var(--soa-radius);
    box-shadow: var(--soa-shadow);
    overflow: hidden;
}

/* ── Topbar ────────────────────────────────────────────────────── */
.soa-md__topbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: .6rem;
    padding: .65rem 1rem;
    background: rgba(255,255,255,.03);
    border-bottom: 1px solid var(--soa-border);
    flex-wrap: wrap;
}
.soa-md__topbar-left,
.soa-md__topbar-right {
    display: flex;
    align-items: center;
    gap: .4rem;
    flex-wrap: wrap;
}
.soa-md__topbar-sep {
    width: 1px;
    height: 20px;
    background: var(--soa-border);
    margin: 0 .1rem;
    flex-shrink: 0;
}

/* Groupe mode */
.soa-md__mode-group {
    display: flex;
    border: 1px solid var(--soa-border);
    border-radius: var(--soa-radius-sm);
    overflow: hidden;
}
.soa-md__mode-btn {
    padding: .32rem .7rem;
    border: none;
    border-right: 1px solid var(--soa-border);
    background: rgba(255,255,255,.04);
    color: var(--soa-muted);
    font-size: .78rem;
    font-weight: 600;
    cursor: pointer;
    transition: background .14s, color .14s;
    font-family: inherit;
    white-space: nowrap;
}
.soa-md__mode-btn:last-child { border-right: none; }
.soa-md__mode-btn:hover { background: rgba(108,99,255,.18); color: var(--soa-text); }
.soa-md__mode-btn--active {
    background: rgba(108,99,255,.28) !important;
    color: #c2bfff !important;
}

/* Boutons topbar génériques */
.soa-md__topbar button:not(.soa-md__mode-btn):not(.soa-md__w-btn),
.soa-md__file-label {
    padding: .35rem .8rem;
    border: 1px solid var(--soa-border);
    border-radius: var(--soa-radius-sm);
    background: rgba(255,255,255,.055);
    color: var(--soa-text);
    font-size: .8rem;
    font-weight: 600;
    cursor: pointer;
    transition: background .15s, border-color .15s, transform .1s;
    white-space: nowrap;
    display: inline-flex;
    align-items: center;
    gap: .3rem;
    font-family: inherit;
}
.soa-md__topbar button:not(.soa-md__mode-btn):not(.soa-md__w-btn):hover,
.soa-md__file-label:hover {
    background: rgba(108,99,255,.22);
    border-color: var(--soa-purple);
}
.soa-md__topbar button:not(.soa-md__mode-btn):active { transform: scale(.96); }

.soa-md__file-input { display: none; }

/* Toggles */
.soa-md__toggle-label {
    display: inline-flex;
    align-items: center;
    gap: .35rem;
    cursor: pointer;
    font-size: .78rem;
    color: var(--soa-muted);
    user-select: none;
    padding: .3rem .6rem;
    border: 1px solid var(--soa-border);
    border-radius: var(--soa-radius-sm);
    background: rgba(255,255,255,.04);
    transition: color .15s, border-color .15s, background .15s;
}
.soa-md__toggle-label:hover { color: var(--soa-text); border-color: var(--soa-purple); }
.soa-md__toggle-label input[type="checkbox"] {
    accent-color: var(--soa-purple);
    width: 13px;
    height: 13px;
    cursor: pointer;
}
.soa-md__toggle-label:has(input:checked) {
    background: rgba(108,99,255,.2);
    border-color: var(--soa-purple);
    color: #c2bfff;
}

/* Groupe largeur */
.soa-md__width-group { display: flex; align-items: center; gap: .3rem; }
.soa-md__topbar-lbl  { font-size: .72rem; color: var(--soa-muted); white-space: nowrap; }
.soa-md__w-btn {
    padding: .26rem .5rem;
    min-width: 26px;
    text-align: center;
    font-size: .74rem;
    color: var(--soa-muted);
    border: 1px solid var(--soa-border);
    border-radius: var(--soa-radius-sm);
    background: rgba(255,255,255,.04);
    cursor: pointer;
    transition: background .14s, color .14s, border-color .14s;
    font-family: inherit;
    font-weight: 600;
}
.soa-md__w-btn:hover { background: rgba(108,99,255,.18); color: var(--soa-text); border-color: var(--soa-purple); }
.soa-md__w-btn--active {
    background: rgba(108,99,255,.28) !important;
    border-color: var(--soa-purple) !important;
    color: #d0ccff !important;
}

/* ── Infobar ───────────────────────────────────────────────────── */
.soa-md__infobar {
    display: flex;
    align-items: center;
    gap: 1.2rem;
    padding: .38rem 1rem;
    background: rgba(0,0,0,.18);
    border-bottom: 1px solid var(--soa-border);
    font-size: .76rem;
    flex-wrap: wrap;
    min-height: 32px;
}
.soa-md__stat { color: var(--soa-muted); }
.soa-md__stat strong { color: var(--soa-text); font-weight: 600; }
.soa-md__auto-hint {
    margin-left: auto;
    font-size: .72rem;
    color: var(--soa-purple);
    opacity: 0;
    transition: opacity .3s;
}
.soa-md__auto-hint--show { opacity: 1; }

/* ── Split ─────────────────────────────────────────────────────── */
.soa-md__split {
    display: flex;
    align-items: stretch;
    height: 560px;
}

/* ── Volets ────────────────────────────────────────────────────── */
.soa-md__editor-pane,
.soa-md__preview-pane {
    flex: 1 1 0;
    min-width: 0;
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

/* Mode edit → cacher l'aperçu */
.soa-md__split[data-mode="edit"] .soa-md__preview-pane,
.soa-md__split[data-mode="edit"] .soa-md__resize-handle { display: none; }
.soa-md__split[data-mode="edit"] .soa-md__editor-pane { flex: 1; }

/* Mode preview → cacher l'éditeur */
.soa-md__split[data-mode="preview"] .soa-md__editor-pane,
.soa-md__split[data-mode="preview"] .soa-md__resize-handle { display: none; }
.soa-md__split[data-mode="preview"] .soa-md__preview-pane { flex: 1; }

/* ── En-tête des volets ────────────────────────────────────────── */
.soa-md__pane-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: .38rem .8rem;
    background: rgba(255,255,255,.025);
    border-bottom: 1px solid var(--soa-border);
    flex-shrink: 0;
}
.soa-md__pane-label {
    font-size: .72rem;
    font-weight: 700;
    letter-spacing: .1em;
    text-transform: uppercase;
}
.soa-md__pane-label--editor  { color: #c2bfff; }
.soa-md__pane-label--preview { color: #a8d0f5; }

.soa-md__pane-actions { display: flex; gap: .3rem; }
.soa-md__pane-actions button {
    padding: .2rem .55rem;
    border: 1px solid var(--soa-border);
    border-radius: var(--soa-radius-sm);
    background: rgba(255,255,255,.04);
    color: var(--soa-muted);
    font-size: .71rem;
    font-weight: 600;
    cursor: pointer;
    transition: background .14s, color .14s, border-color .14s;
    font-family: inherit;
}
.soa-md__pane-actions button:hover {
    background: rgba(108,99,255,.22);
    color: var(--soa-text);
    border-color: var(--soa-purple);
}
.soa-md__pane-actions button.soa-md--copied {
    color: var(--soa-green);
    border-color: rgba(52,211,153,.4);
    background: rgba(52,211,153,.1);
}

/* ── Éditeur ───────────────────────────────────────────────────── */
.soa-md__editor-wrap {
    flex: 1;
    display: flex;
    overflow: hidden;
}
.soa-md__line-nums {
    width: 38px;
    flex-shrink: 0;
    background: rgba(0,0,0,.25);
    border-right: 1px solid var(--soa-border);
    padding: .75rem 0;
    overflow: hidden;
    text-align: right;
    user-select: none;
    font-family: 'Fira Code', Consolas, monospace;
    font-size: .75rem;
    line-height: 1.6;
    color: #555570;
}
.soa-md__line-nums span { display: block; padding-right: 6px; }
.soa-md__ta {
    flex: 1;
    resize: none;
    border: none;
    outline: none;
    background: rgba(0,0,0,.22);
    color: var(--soa-text);
    font-family: 'Fira Code', 'Cascadia Code', Consolas, monospace;
    font-size: .8rem;
    line-height: 1.6;
    padding: .75rem .85rem;
    white-space: pre;
    overflow-wrap: normal;
    overflow: auto;
    tab-size: 4;
}
.soa-md__ta::placeholder { color: #44445a; }
.soa-md__ta:focus { box-shadow: inset 0 0 0 1px rgba(108,99,255,.3); }

/* ── Poignée de redimensionnement ──────────────────────────────── */
.soa-md__resize-handle {
    width: 5px;
    flex-shrink: 0;
    background: var(--soa-border);
    cursor: col-resize;
    transition: background .15s;
    position: relative;
    z-index: 2;
}
.soa-md__resize-handle::after {
    content: '⋮';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    color: rgba(255,255,255,.2);
    font-size: .9rem;
    pointer-events: none;
}
.soa-md__resize-handle:hover,
.soa-md__resize-handle--drag { background: var(--soa-purple); }

/* ── Drop zone ─────────────────────────────────────────────────── */
.soa-md__editor-pane.soa-md--dragover .soa-md__editor-wrap {
    outline: 2px dashed var(--soa-purple);
    outline-offset: -4px;
    background: rgba(108,99,255,.06);
}

/* ── Zone d'aperçu ─────────────────────────────────────────────── */
.soa-md__preview-body {
    flex: 1;
    overflow-y: auto;
    padding: 1.6rem 2rem;
    background: rgba(0,0,0,.15);
    scroll-behavior: smooth;
}

/* ── Prose — typographie de l'aperçu ───────────────────────────── */
.soa-md__prose {
    color: #d4d4e8;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    font-size: .95rem;
    line-height: 1.75;
    max-width: 72ch;
}

/* Headings */
.soa-md__prose h1,
.soa-md__prose h2,
.soa-md__prose h3,
.soa-md__prose h4,
.soa-md__prose h5,
.soa-md__prose h6 {
    margin: 1.6em 0 .5em;
    line-height: 1.25;
    font-weight: 700;
    color: #f0f0ff;
    scroll-margin-top: 1rem;
}
.soa-md__prose h1 { font-size: 1.9em; border-bottom: 1px solid var(--soa-border); padding-bottom: .3em; }
.soa-md__prose h2 { font-size: 1.5em; border-bottom: 1px solid var(--soa-border); padding-bottom: .3em; }
.soa-md__prose h3 { font-size: 1.25em; }
.soa-md__prose h4 { font-size: 1.05em; }
.soa-md__prose h5 { font-size: .9em; text-transform: uppercase; letter-spacing: .06em; }
.soa-md__prose h6 { font-size: .85em; color: var(--soa-muted); }
.soa-md__prose h1:first-child,
.soa-md__prose h2:first-child { margin-top: 0; }

/* Paragraphes */
.soa-md__prose p { margin: 0 0 1em; }

/* Liens */
.soa-md__prose a {
    color: #a8b4ff;
    text-decoration: underline;
    text-decoration-color: rgba(168,180,255,.35);
    text-underline-offset: 3px;
    transition: color .15s;
}
.soa-md__prose a:hover { color: #c2bfff; text-decoration-color: currentColor; }

/* Emphase */
.soa-md__prose strong { color: #f0f0ff; font-weight: 700; }
.soa-md__prose em     { font-style: italic; color: #c8c8f0; }
.soa-md__prose del    { color: var(--soa-muted); text-decoration: line-through; }

/* Code en ligne */
.soa-md__prose code {
    font-family: 'Fira Code', 'Cascadia Code', Consolas, monospace;
    font-size: .85em;
    background: rgba(108,99,255,.15);
    border: 1px solid rgba(108,99,255,.25);
    color: #c2bfff;
    padding: .1em .35em;
    border-radius: 4px;
}

/* Blocs de code */
.soa-md__prose pre {
    background: rgba(0,0,0,.35);
    border: 1px solid var(--soa-border);
    border-radius: var(--soa-radius-sm);
    padding: 1em 1.2em;
    margin: 1em 0;
    overflow-x: auto;
}
.soa-md__prose pre code {
    background: none;
    border: none;
    padding: 0;
    color: #cdd6f4;
    font-size: .82em;
    line-height: 1.65;
    border-radius: 0;
}

/* Coloration syntaxique */
.sh-kw  { color: #c792ea; }                /* keywords */
.sh-str { color: #c3e88d; }                /* strings */
.sh-num { color: #f78c6c; }                /* numbers */
.sh-cmt { color: #546e7a; font-style: italic; } /* comments */
.sh-fn  { color: #82aaff; }                /* functions */
.sh-op  { color: #89ddff; }                /* operators */
.sh-spc { color: #f07178; }                /* special (vars, decorators) */
.sh-prop{ color: #ffcb6b; }                /* properties / keys */
.sh-blt { color: #c792ea; }                /* builtins */
.sh-pun { color: #89ddff; }                /* punctuation */
.sh-tag { color: #f07178; }                /* HTML tags */
.sh-attr{ color: #c792ea; }                /* HTML attributes */
.sh-val { color: #c3e88d; }                /* HTML attribute values */

/* Citations */
.soa-md__prose blockquote {
    border-left: 3px solid var(--soa-purple);
    margin: 1em 0;
    padding: .6em 1.2em;
    background: rgba(108,99,255,.06);
    border-radius: 0 var(--soa-radius-sm) var(--soa-radius-sm) 0;
    color: #b0b0cc;
}
.soa-md__prose blockquote p:last-child { margin-bottom: 0; }
.soa-md__prose blockquote blockquote { margin: .5em 0; }

/* Listes */
.soa-md__prose ul,
.soa-md__prose ol {
    margin: .5em 0 1em;
    padding-left: 1.7em;
}
.soa-md__prose li { margin: .25em 0; }
.soa-md__prose ul > li { list-style-type: disc; }
.soa-md__prose ul > li > ul > li { list-style-type: circle; }
.soa-md__prose ul > li > ul > li > ul > li { list-style-type: square; }
.soa-md__prose ol > li { list-style-type: decimal; }

/* Tâches */
.soa-md__prose li input[type="checkbox"] {
    accent-color: var(--soa-purple);
    margin-right: .4em;
    vertical-align: middle;
    width: 14px;
    height: 14px;
}
.soa-md__prose li:has(input[type="checkbox"]) { list-style: none; margin-left: -1em; }

/* Tableaux */
.soa-md__prose table {
    border-collapse: collapse;
    width: 100%;
    margin: 1em 0;
    font-size: .88em;
    overflow: auto;
    display: block;
}
.soa-md__prose th,
.soa-md__prose td {
    border: 1px solid var(--soa-border);
    padding: .5em .85em;
    text-align: left;
}
.soa-md__prose th {
    background: rgba(108,99,255,.12);
    color: #c2bfff;
    font-weight: 700;
    font-size: .82em;
    text-transform: uppercase;
    letter-spacing: .06em;
}
.soa-md__prose tr:nth-child(even) { background: rgba(255,255,255,.02); }
.soa-md__prose tr:hover td { background: rgba(108,99,255,.06); }

/* Ligne de séparation */
.soa-md__prose hr {
    border: none;
    border-top: 1px solid var(--soa-border);
    margin: 2em 0;
}

/* Images */
.soa-md__prose img {
    max-width: 100%;
    height: auto;
    border-radius: var(--soa-radius-sm);
    box-shadow: 0 4px 16px rgba(0,0,0,.4);
    display: block;
    margin: 1em auto;
}

/* ── Table des matières (TOC) ───────────────────────────────────── */
.soa-md__toc {
    background: rgba(108,99,255,.06);
    border: 1px solid var(--soa-border);
    border-radius: var(--soa-radius-sm);
    padding: .8rem 1.2rem;
    margin-bottom: 1.5rem;
    font-size: .83rem;
}
.soa-md__toc-title {
    font-size: .72rem;
    font-weight: 700;
    letter-spacing: .1em;
    text-transform: uppercase;
    color: var(--soa-purple);
    margin: 0 0 .5rem;
}
.soa-md__toc ol,
.soa-md__toc ul {
    margin: 0;
    padding-left: 1.2em;
}
.soa-md__toc li { margin: .18em 0; }
.soa-md__toc a {
    color: var(--soa-muted);
    text-decoration: none;
    transition: color .15s;
}
.soa-md__toc a:hover { color: #c2bfff; }

/* ── Responsive ────────────────────────────────────────────────── */
@media (max-width: 680px) {
    .soa-md__split   { flex-direction: column; height: auto; }
    .soa-md__editor-pane,
    .soa-md__preview-pane { height: 300px; }
    .soa-md__resize-handle { width: 100%; height: 5px; cursor: row-resize; }
    .soa-md__resize-handle::after { content: '···'; }
    .soa-md__topbar  { flex-direction: column; align-items: flex-start; }
    .soa-md__preview-body { padding: 1rem; }
}