/*
 * L'assistant de la documentation (chantier Documentation, lot L10, docs/chantier-documentation.md §13.14) : le bouton qui l'ouvre et son
 * panneau, sur le portail (dessin « Épure » de documentation.css, dont il reprend les variables) et sur la référence de l'API (Scalar, qui
 * n'en a aucune : les valeurs de repli ci-dessous, la couleur de la marque posée par la page dans --docage-color1). Aucune valeur n'est
 * posée par le script : tout est ici.
 */

.doc-assistant-panel,
.doc-assistant-fab,
.doc-assistant-launcher {
    --da-accent: var(--doc-accent, var(--docage-color1, #1D4755));
    --da-on-accent: var(--doc-on-accent, #FFFFFF);
    --da-ink: var(--doc-ink, color-mix(in srgb, var(--da-accent) 62%, black));
    --da-ink-soft: var(--doc-ink-soft, color-mix(in srgb, var(--da-accent) 45%, #8A8A8A));
    --da-line: var(--doc-line, #ECECEA);
    --da-surface: var(--doc-surface, #FFFFFF);
    --da-sunken: var(--doc-surface-sunken, #FAFAF9);
    --da-code: var(--doc-code-surface, #F4F4F2);
    --da-tint: var(--doc-tint, color-mix(in srgb, var(--da-accent) 7%, var(--da-surface)));
    --da-shadow: var(--doc-shadow, color-mix(in srgb, var(--da-accent) 16%, transparent));
    --da-font: var(--doc-font, 'Roboto', 'Segoe UI', Arial, sans-serif);
    --da-mono: var(--doc-mono, 'Cascadia Code', Consolas, 'SFMono-Regular', Menlo, monospace);
    --da-radius: var(--doc-radius, 10px);
}

/* ─── Le bouton de l'entête du portail ─── */
.doc-assistant-launcher {
    display: inline-flex;
    flex: none;
    align-items: center;
    gap: 8px;
    height: 38px;
    padding: 0 14px;
    border: 1px solid color-mix(in srgb, var(--da-accent) 30%, var(--da-line));
    border-radius: 999px;
    background: var(--da-tint);
    color: var(--da-accent);
    font: 500 14px/1 var(--da-font);
    white-space: nowrap;
    cursor: pointer;
}
.doc-assistant-launcher:hover,
.doc-assistant-launcher[aria-expanded="true"] { background: var(--da-accent); color: var(--da-on-accent); }
.doc-assistant-launcher:focus-visible,
.doc-assistant-fab:focus-visible { outline: 2px solid color-mix(in srgb, var(--da-accent) 45%, transparent); outline-offset: 2px; }
.doc-assistant-launcher svg,
.doc-assistant-fab svg { width: 18px; height: 18px; fill: currentColor; }

/* ─── Le bouton flottant de la référence de l'API ─── */
.doc-assistant-fab {
    position: fixed;
    right: 20px;
    bottom: 20px;
    z-index: 9000;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    height: 44px;
    padding: 0 18px;
    border: 0;
    border-radius: 999px;
    background: var(--da-accent);
    color: var(--da-on-accent);
    font: 500 14px/1 var(--da-font);
    box-shadow: 0 10px 28px var(--da-shadow);
    cursor: pointer;
}
.doc-assistant-open .doc-assistant-fab { display: none; }

/* ─── Le panneau ─── */
.doc-assistant-panel {
    position: fixed;
    top: 12px;
    right: 12px;
    bottom: 12px;
    z-index: 9001;
    display: flex;
    flex-direction: column;
    width: min(440px, calc(100vw - 24px));
    border: 1px solid var(--da-line);
    border-radius: 14px;
    background: var(--da-surface);
    color: var(--da-ink);
    font: 400 15px/1.55 var(--da-font);
    box-shadow: 0 22px 60px var(--da-shadow);
    overflow: hidden;
}
.doc-assistant-panel[hidden] { display: none; }

.doc-assistant-head {
    display: flex;
    flex: none;
    align-items: flex-start;
    gap: 6px;
    padding: 16px 14px 12px 20px;
    border-bottom: 1px solid var(--da-line);
}
.doc-assistant-heading { flex: 1; min-width: 0; }
.doc-assistant-kicker {
    margin: 0;
    font-size: 11px;
    font-weight: 500;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--da-ink-soft);
}
.doc-assistant-title { margin: 2px 0 0; font-size: 18px; font-weight: 500; line-height: 1.3; color: var(--da-accent); }
.doc-assistant-tool {
    display: inline-flex;
    flex: none;
    align-items: center;
    justify-content: center;
    width: 34px;
    height: 34px;
    border: 0;
    border-radius: 999px;
    background: transparent;
    color: var(--da-ink-soft);
    cursor: pointer;
}
.doc-assistant-tool:hover { background: var(--da-tint); color: var(--da-accent); }
.doc-assistant-tool svg { width: 18px; height: 18px; fill: none; stroke: currentColor; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }

/* ─── La conversation ─── */
.doc-assistant-log {
    flex: 1;
    min-height: 0;
    padding: 16px 20px;
    overflow-y: auto;
    overscroll-behavior: contain;
}
.doc-assistant-welcome-text { margin: 4px 0 14px; color: var(--da-ink-soft); }
.doc-assistant-suggestions { display: flex; flex-wrap: wrap; gap: 8px; }
.doc-assistant-suggestion {
    padding: 7px 12px;
    border: 1px solid var(--da-line);
    border-radius: 999px;
    background: var(--da-sunken);
    color: var(--da-accent);
    font: 500 13px/1.3 var(--da-font);
    text-align: left;
    cursor: pointer;
}
.doc-assistant-suggestion:hover { background: var(--da-tint); border-color: color-mix(in srgb, var(--da-accent) 30%, var(--da-line)); }

.doc-assistant-msg { margin: 0 0 16px; }
.doc-assistant-msg p { margin: 0 0 8px; }
.doc-assistant-msg p:last-child { margin-bottom: 0; }
/* Le nom de qui parle : pour les lecteurs d'écran, l'écran le dit par la mise en page. */
.doc-assistant-who {
    position: absolute;
    width: 1px;
    height: 1px;
    overflow: hidden;
    clip-path: inset(50%);
    white-space: nowrap;
}
.doc-assistant-msg-user {
    max-width: 88%;
    margin-left: auto;
    padding: 9px 14px;
    border-radius: 14px 14px 4px 14px;
    background: var(--da-tint);
    color: var(--da-ink);
    white-space: pre-wrap;
    overflow-wrap: anywhere;
}
.doc-assistant-msg-bot { color: var(--da-ink); overflow-wrap: anywhere; }
.doc-assistant-msg-bot.is-notice {
    padding: 10px 14px;
    border-left: 3px solid var(--da-accent);
    border-radius: 6px;
    background: var(--da-sunken);
    color: var(--da-ink-soft);
}
.doc-assistant-msg-bot.is-pending { display: flex; align-items: center; gap: 10px; color: var(--da-ink-soft); }

.doc-assistant-answer h3,
.doc-assistant-answer h4 { margin: 14px 0 6px; font-size: 15px; font-weight: 600; color: var(--da-ink); }
.doc-assistant-answer ul,
.doc-assistant-answer ol { margin: 0 0 8px; padding-left: 22px; }
.doc-assistant-answer li { margin: 2px 0; }
.doc-assistant-answer a,
.doc-assistant-sources a { color: var(--da-accent); text-decoration: underline; text-underline-offset: 2px; }
.doc-assistant-answer code {
    padding: 1px 5px;
    border-radius: 4px;
    background: var(--da-code);
    font: 13px/1.4 var(--da-mono);
}
.doc-assistant-answer pre {
    margin: 0 0 8px;
    padding: 10px 12px;
    border-radius: 8px;
    background: var(--da-code);
    overflow-x: auto;
}
.doc-assistant-answer pre code { padding: 0; background: none; }
.doc-assistant-answer blockquote { margin: 0 0 8px; padding-left: 12px; border-left: 3px solid var(--da-line); color: var(--da-ink-soft); }
.doc-assistant-answer table { display: block; max-width: 100%; margin: 0 0 8px; border-collapse: collapse; overflow-x: auto; font-size: 13px; }
.doc-assistant-answer th,
.doc-assistant-answer td { padding: 5px 8px; border: 1px solid var(--da-line); text-align: left; }
.doc-assistant-answer hr { border: 0; border-top: 1px solid var(--da-line); }

.doc-assistant-sources {
    margin-top: 10px;
    padding-top: 8px;
    border-top: 1px dashed var(--da-line);
    font-size: 13px;
}
.doc-assistant-sources-title {
    margin: 0 0 4px;
    font-size: 11px;
    font-weight: 500;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    color: var(--da-ink-soft);
}
.doc-assistant-sources-list { margin: 0; padding-left: 18px; }

/* L'attente : trois points qui respirent — immobiles quand le mouvement est réduit. */
.doc-assistant-dots {
    display: inline-block;
    flex: none;
    width: 28px;
    height: 8px;
    background:
        radial-gradient(circle closest-side, var(--da-accent) 90%, transparent) 0 50% / 8px 8px no-repeat,
        radial-gradient(circle closest-side, var(--da-accent) 90%, transparent) 50% 50% / 8px 8px no-repeat,
        radial-gradient(circle closest-side, var(--da-accent) 90%, transparent) 100% 50% / 8px 8px no-repeat;
    opacity: 0.6;
}
@media (prefers-reduced-motion: no-preference) {
    .doc-assistant-dots { animation: docAssistantBreath 1.2s ease-in-out infinite; }
}
@keyframes docAssistantBreath {
    0%, 100% { opacity: 0.25; }
    50% { opacity: 0.85; }
}

/* ─── La saisie ─── */
.doc-assistant-form {
    display: flex;
    flex: none;
    align-items: flex-end;
    gap: 8px;
    margin: 0 14px;
    padding: 8px 8px 8px 14px;
    border: 1px solid var(--da-line);
    border-radius: 14px;
    background: var(--da-sunken);
}
.doc-assistant-form:focus-within { border-color: color-mix(in srgb, var(--da-accent) 45%, var(--da-line)); background: var(--da-surface); }
.doc-assistant-input {
    flex: 1;
    min-height: 24px;
    max-height: 140px;
    padding: 6px 0;
    border: 0;
    background: transparent;
    color: var(--da-ink);
    font: inherit;
    resize: none;
    field-sizing: content;
    outline: none;
}
.doc-assistant-input::placeholder { color: var(--da-ink-soft); }
.doc-assistant-send {
    display: inline-flex;
    flex: none;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    border: 0;
    border-radius: 999px;
    background: var(--da-accent);
    color: var(--da-on-accent);
    cursor: pointer;
}
.doc-assistant-send:disabled { opacity: 0.45; cursor: default; }
.doc-assistant-send svg { width: 18px; height: 18px; fill: none; stroke: currentColor; stroke-width: 1.8; stroke-linejoin: round; }
.doc-assistant-notice { flex: none; margin: 8px 18px 12px; font-size: 11.5px; line-height: 1.45; color: var(--da-ink-soft); }

/* ─── Petits écrans : le bouton de l'entête se réduit à son icône, le panneau prend tout l'écran ─── */
@media (max-width: 900px) {
    .doc-assistant-launcher { width: 38px; padding: 0; justify-content: center; }
    .doc-assistant-launcher-text { display: none; }
}
@media (max-width: 600px) {
    .doc-assistant-panel { inset: 0; width: auto; border: 0; border-radius: 0; }
    .doc-assistant-fab-text { display: none; }
    .doc-assistant-fab { width: 48px; padding: 0; justify-content: center; }
}