/* Styles exclusivement réservés à la section des Treize Ding. */
.ding-preview {
    --ding-paper: var(--color-background-warm, #f8f6f2);
    --ding-ink: #292823;
    --ding-muted: #686055;
    --ding-gold: var(--color-gold, #b89f6f);
    --ding-red: var(--color-primary, #902822);
    width: 100%;
    margin-inline: 0;
    background: var(--ding-paper);
    color: var(--ding-ink);
    padding-block: clamp(64px, 8vw, 118px);
    font-family: var(--font-body, 'EB Garamond', Georgia, serif);
    font-size: 18px;
    line-height: 1.5;
}
.ding-preview *, .ding-preview *::before, .ding-preview *::after { box-sizing: border-box; }
.ding-preview [hidden] { display: none !important; }
.ding-preview button, .ding-preview input, .ding-preview select { font: inherit; color: inherit; }
.ding-preview button { cursor: pointer; }
.ding-preview button, .ding-preview select, .ding-preview summary { touch-action: manipulation; }
.ding-preview :is(button, input, select, summary, [tabindex]):focus-visible { outline: 2px solid var(--ding-red); outline-offset: 5px; }
.ding-preview :is(h2, h3, h4) { font-family: var(--font-heading, 'Cormorant Garamond', Georgia, serif); color: var(--ding-ink); }
.ding-preview__shell { width: min(1380px, calc(100% - 80px)); margin-inline: auto; }
.ding-preview__heading { display: grid; grid-template-columns: minmax(0, 1fr) minmax(250px, .46fr); align-items: end; gap: 50px; }
.ding-preview__kicker { margin: 0 0 22px; color: var(--ding-muted); text-transform: uppercase; letter-spacing: .14em; font-size: 13px; }
.ding-preview h2 { margin: 0; max-width: 850px; font-size: clamp(44px, 5.4vw, 76px); font-weight: 400; line-height: 1.03; letter-spacing: -.035em; }
.ding-preview__quote { margin: 0 0 8px; padding-left: 24px; border-left: 1px solid var(--ding-gold); }
.ding-preview__quote p { margin: 0 0 7px; font-size: 21px; }
.ding-preview__quote p[lang] { font-size: 23px; letter-spacing: .12em; }
.ding-preview__quote cite { color: var(--ding-muted); font-size: 16px; }
.ding-intro { max-width: 810px; margin: 32px 0 20px; color: var(--ding-muted); font-size: 20px; line-height: 1.65; }
/* Un seul espace de dessin, partagé par le tronc, les Ding et leurs ramifications. */
.ding-board { position: relative; margin-top: 28px; }
.ding-canopy { position: relative; width: 100%; min-height: 300px; isolation: isolate; }
.ding-tree-art { position: absolute; inset: 0; z-index: -1; pointer-events: none; }
.ding-tree-art > svg { display: block; width: 100%; height: 100%; overflow: visible; }
.ding-ink-trunk { fill: #63594b; opacity: .8; }
.ding-limb { fill: #96846a; opacity: .8; }
.ding-limb.is-active { fill: var(--ding-red); opacity: .9; }
.ding-twig, .ding-root-ink { fill: none; stroke: var(--ding-gold); stroke-width: 1; stroke-linecap: round; }
.ding-twig--fine { opacity: .5; stroke-width: .6; }
.ding-root-ink { stroke: #8b795c; stroke-width: 1.4; }
.ding-circulation { fill: none; stroke: var(--ding-gold); stroke-width: 1.7; stroke-dasharray: var(--sap-length, 8) 100; opacity: 0; }
.has-progress .ding-circulation { opacity: .95; }
.ding-extension, .ding-offshoot { fill: none; stroke: #9b7857; stroke-width: 2.3; stroke-linecap: round; stroke-linejoin: round; }
.ding-extension { stroke-dasharray: 100; animation: ding-grow .35s ease-out both; }
.ding-offshoot { stroke-width: 1.1; stroke-dasharray: 100; animation: ding-grow .22s ease-out both; animation-delay: calc(180ms + var(--twig-index, 0) * 65ms); }
.ding-offshoot--goal { stroke: var(--ding-red); stroke-width: 1.7; }
.ding-seal-thread { fill: none; stroke: var(--ding-gold); stroke-width: .7; }
.ding-nodes, .ding-leaves { list-style: none; padding: 0; margin: 0; }
.ding-node { display: contents; }
.ding-node__button { position: absolute; display: flex; align-items: center; gap: 9px; width: 142px; min-height: 46px; padding: 0; border: 0; color: var(--ding-muted) !important; background: var(--ding-paper); text-align: left; z-index: 1; }
.ding-node--left > .ding-node__button { flex-direction: row-reverse; text-align: right; }
.ding-node__number { flex: 0 0 32px; width: 32px; height: 32px; display: grid; place-items: center; border: 1px solid var(--ding-gold); border-radius: 50%; font-size: 13px; font-variant-numeric: tabular-nums; }
.ding-node--perfectionnement .ding-node__number { border-radius: 3px 12px 3px 12px; }
.ding-node__name { font-size: 18px; }
.ding-node__name [lang] { margin-left: 4px; font-size: 14px; }
.ding-node__button:hover .ding-node__name { text-decoration: underline; text-underline-offset: 5px; }
.ding-node__button[aria-expanded="true"] { color: var(--ding-red) !important; }
.ding-node__button[aria-expanded="true"] .ding-node__number { border-color: var(--ding-red); background: var(--ding-red); color: var(--ding-paper); }
.ding-phase { position: absolute; left: calc(50% - 170px); width: 340px; margin: 0; text-align: center; font-size: 14px; letter-spacing: .055em; color: var(--ding-muted); font-style: italic; pointer-events: none; }
.ding-phase--perfection { left: calc(50% + 20px); width: 280px; text-align: left; }
.ding-transition { position: absolute; left: calc(50% - 175px); width: 350px; margin: 0; text-align: center; padding: 8px 14px; background: var(--ding-paper); }
.ding-transition > span { font-size: 11px; text-transform: uppercase; letter-spacing: .1em; color: var(--ding-muted); }
.ding-transition p { font-size: 15px; line-height: 1.35; margin: 6px 0 0; }
.ding-contemplation { position: absolute; right: 0; top: 90px; width: 150px; margin: 0; font-size: 17px; line-height: 1.55; color: var(--ding-muted); }
.ding-contemplation > span { display: block; color: var(--ding-gold); font-size: 48px; margin-bottom: 16px; }
.ding-contemplation small { display: block; margin-top: 20px; font-size: 14px; }
.ding-branch { position: absolute; inset: 0; pointer-events: none; }
.ding-leaves { display: contents; }
.ding-leaf { position: absolute; min-width: 0; pointer-events: auto; }
.ding-leaf__button { display: flex; align-items: flex-start; gap: 9px; width: 100%; min-height: 52px; border: 0; padding: 0; background: var(--ding-paper); text-align: left; animation: ding-bud .18s ease-out both; animation-delay: calc(360ms + var(--bloom-index, 0) * 55ms); }
.ding-leaf__button:hover .ding-leaf__title { text-decoration: underline; text-underline-offset: 4px; }
.ding-leaf__button[aria-expanded="true"] .ding-leaf__title { color: var(--ding-red); }
.ding-leaf__bud { display: block; flex: 0 0 34px; width: 34px; height: 34px; margin-top: 5px; background: var(--ding-paper); }
.ding-botanical { display: block; width: 34px; height: 34px; fill: none; stroke: currentColor; stroke-width: 1.2; stroke-linecap: round; stroke-linejoin: round; color: #776447; }
.ding-botanical--0 { opacity: .75; }
.ding-botanical--1 path, .ding-botanical--2 path { fill: rgb(184 159 111 / 12%); }
.ding-botanical--3 { fill: rgb(184 159 111 / 15%); }
.ding-botanical--4 { fill: rgb(184 159 111 / 22%); stroke-width: 1.5; }
.ding-leaf__copy { display: block; flex: 1; min-width: 0; padding: 5px 0; }
.ding-leaf__title { display: block; font-family: var(--font-heading); font-size: 21px; font-weight: 600; line-height: 1.13; overflow-wrap: anywhere; }
.ding-leaf__state { display: block; margin-top: 7px; font-size: 13px; color: var(--ding-muted); line-height: 1.2; }
.ding-branch[data-side="left"] .ding-leaf__button { flex-direction: row-reverse; text-align: right; }
.ding-leaf--goal .ding-leaf__bud { flex-basis: 52px; width: 52px; height: 52px; margin: 0; }
.ding-leaf--goal svg { width: 52px; height: 52px; color: var(--ding-red); }
.ding-leaf--goal .ding-leaf__title { font-size: 27px; color: var(--ding-red); font-weight: 500; }
.ding-branch-tools { position: absolute; width: 142px; pointer-events: auto; }
.ding-tool-buttons { display: flex; gap: 8px; align-items: center; justify-content: space-between; min-height: 46px; background: var(--ding-paper); }
.ding-tool-buttons button { background: var(--ding-paper); border: 0; min-height: 44px; padding: 0; }
.ding-seal { color: var(--ding-red) !important; }
.ding-seal-mark { display: grid; place-items: center; width: 27px; height: 31px; border: 1px solid var(--ding-red); font-size: 18px; }
.ding-path-button { font-size: 13px !important; border-bottom: 1px solid var(--ding-gold) !important; }
.ding-close { width: 28px; font-size: 21px !important; }
.ding-detail { position: relative; margin-top: 12px; padding: 15px 13px; border: 1px solid #d5c6aa; border-radius: 3px 12px 3px 3px; background: var(--ding-paper); animation: ding-bud .15s ease-out; text-align: left; }
.ding-detail h4 { margin: 0 20px 10px 0; font-size: 21px; line-height: 1.13; font-weight: 600; overflow-wrap: anywhere; }
.ding-detail p { margin: 8px 0; font-size: 17px; line-height: 1.45; color: var(--ding-muted); overflow-wrap: anywhere; }
.ding-detail__close { position: absolute; right: 0; top: 0; background: none; border: 0; font-size: 22px !important; width: 32px; height: 34px; }
.ding-detail label { display: block; margin-top: 12px; font-size: 13px; color: var(--ding-muted); }
.ding-detail label > span { display: block; }
.ding-preview select { background: var(--ding-paper); border: 1px solid #c2b59f; border-radius: 3px; min-height: 44px; max-width: 100%; padding: 7px 26px 7px 8px; }
.ding-detail select { width: 100%; margin-top: 5px; font-size: 16px; }
.ding-branch-tools .ding-detail-slot { width: 230px; }
.ding-branch[data-side="right"] .ding-branch-tools .ding-detail-slot { margin-left: -88px; }
.ding-branch[data-side="left"] .ding-branch-tools .ding-detail-slot { margin-right: -88px; }
.ding-text-button { background: none; padding: 0 0 4px; border: 0; border-bottom: 1px solid var(--ding-gold); min-height: 32px; font-size: 15px !important; }
.ding-worked { position: absolute; left: 0; width: 100%; margin: 0; text-align: center; font-size: 16px; font-style: italic; }
.ding-roots { max-width: 850px; margin: 0 auto; padding-top: 26px; }
.ding-way { padding: 0; border: 0; text-align: center; margin: 0; min-width: 0; }
.ding-way legend { width: 100%; font-size: 25px; line-height: 1.2; font-family: var(--font-heading); margin-bottom: 20px; }
.ding-way__choices { display: flex; justify-content: center; gap: 12px; }
.ding-way__choices label { position: relative; display: flex; align-items: center; gap: 9px; border: 1px solid #c3b79f; border-radius: 3px; padding: 13px 19px; cursor: pointer; }
.ding-way__choices label:has(:checked) { border-color: var(--ding-red); color: var(--ding-red); }
.ding-way input { accent-color: var(--ding-red); width: 16px; height: 16px; margin: 0; flex-shrink: 0; }
.ding-way p { margin: 15px auto 0; font-size: 16px; color: var(--ding-muted); max-width: 660px; }
.ding-way p + p { font-size: 14px; margin-top: 6px; }
.ding-choices { margin-top: 28px; border-top: 1px solid var(--ding-gold); border-bottom: 1px solid var(--ding-gold); padding: 18px 4px; }
.ding-choices summary { cursor: pointer; font-size: 20px; min-height: 32px; }
.ding-choices > p { font-size: 17px; color: var(--ding-muted); }
.ding-field { display: grid; gap: 7px; margin-top: 18px; font-size: 17px; min-width: 0; }
.ding-field select, .ding-field input { width: 100%; }
.ding-field input { border: 1px solid #c2b59f; background: var(--ding-paper); border-radius: 3px; min-height: 44px; padding: 7px 10px; }
.ding-weapons { border: 0; margin: 22px 0 0; padding: 0; min-width: 0; }
.ding-weapons legend { font-size: 20px; }
.ding-weapons p { font-size: 15px; margin: 6px 0 0; color: var(--ding-muted); }
.ding-weapons__fields { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.ding-local-note { font-size: 14px !important; margin-top: 24px; }
.ding-reset-confirm button { background: transparent; min-height: 44px; border: 1px solid var(--ding-gold); padding: 7px 15px; margin: 4px 10px 4px 0; }
.ding-legend { border-top: 1px solid #ddd2c0; margin-top: 54px; padding-top: 26px; text-align: center; }
.ding-legend ul { list-style: none; display: flex; gap: 20px 32px; flex-wrap: wrap; justify-content: center; padding: 0; margin: 0 0 22px; }
.ding-legend li { display: flex; align-items: center; text-align: left; gap: 6px; font-size: 15px; }
.ding-legend small { display: block; font-size: 12px; color: var(--ding-muted); }
.ding-legend p { font-size: 16px; color: var(--ding-muted); margin: 7px 0; }
.ding-legend .ding-cultural-note { font-size: 14px; margin-top: 22px; }
.ding-storage-note { font-size: 16px; margin: 25px auto; max-width: 750px; }
.ding-sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip-path: inset(50%); white-space: nowrap; border: 0; }
@keyframes ding-grow { from { stroke-dashoffset: 100; } to { stroke-dashoffset: 0; } }
@keyframes ding-bud { from { opacity: 0; } to { opacity: 1; } }
@media (max-width: 1200px) {
    .ding-preview__shell { width: calc(100% - 56px); }
    .ding-contemplation { width: 120px; font-size: 15px; }
}
@media (max-width: 1000px) {
    .ding-preview__heading { grid-template-columns: 1fr; gap: 28px; }
    .ding-preview__quote { max-width: 500px; }
    .ding-contemplation { display: none; }
}
@media (max-width: 1000px) {
    .ding-board { margin-top: 20px; }
    .ding-canopy { height: auto; padding-bottom: 65px; }
    .ding-node { display: block; position: relative; padding: 4px 0; }
    .ding-node__button { position: relative; left: auto !important; top: auto !important; min-height: 54px; width: auto; min-width: 150px; gap: 15px; flex-direction: row !important; text-align: left !important; }
    .ding-node__name { font-size: 22px; }
    .ding-phase { position: static; width: auto; text-align: left; padding: 12px 0 14px; margin: 0; background: var(--ding-paper); font-size: 16px; }
    .ding-transition { position: relative; left: auto; top: auto !important; width: auto; margin: 16px 0 12px 35px; padding: 8px 0 8px 10px; text-align: left; max-width: 520px; }
    .ding-transition p { font-size: 17px; }
    .ding-branch { position: relative; inset: auto; margin: 0 0 24px 35px; padding-top: 6px; pointer-events: auto; }
    .ding-branch-tools { position: relative; left: auto !important; top: auto !important; width: 100%; padding-left: 12px; margin-bottom: 23px; }
    .ding-tool-buttons { width: 142px; }
    .ding-branch[data-side] .ding-branch-tools .ding-detail-slot { width: min(100%, 280px); margin: 0; }
    .ding-leaves { display: grid; gap: 22px; grid-template-columns: minmax(0, 1fr); }
    .ding-leaf { position: relative; left: auto !important; top: auto !important; width: auto !important; min-width: 0; margin-left: 9px; max-width: 400px; }
    .ding-leaf:nth-child(even) { margin-left: 29px; }
    .ding-branch[data-side] .ding-leaf__button { flex-direction: row; text-align: left; }
    .ding-leaf__title { font-size: 22px; }
    .ding-leaf--goal { margin-top: 26px; margin-left: 18px; }
    .ding-leaf--goal .ding-leaf__title { font-size: 27px; }
    .ding-worked { position: static; width: auto; text-align: left; margin: 16px 0 0 12px; }
    .ding-detail { max-width: 320px; }
    .ding-roots { padding-top: 12px; }
}
@media (max-width: 640px) {
    .ding-preview__shell { width: calc(100% - 32px); }
    .ding-preview h2 { font-size: clamp(38px, 9vw, 54px); }
    .ding-preview__kicker { font-size: 11px; letter-spacing: .08em; }
    .ding-preview__quote p[lang] { font-size: 18px; letter-spacing: .02em; }
    .ding-intro { font-size: 18px; margin-bottom: 32px; }
    .ding-transition > span { font-size: 11px; }
    .ding-way legend { font-size: 24px; }
    .ding-way__choices { flex-direction: column; }
    .ding-way__choices label { padding: 13px 12px; justify-content: center; font-size: 17px; }
    .ding-weapons__fields { grid-template-columns: 1fr; gap: 0; }
    .ding-legend ul { justify-content: flex-start; gap: 18px; }
    .ding-legend li { flex-basis: calc(50% - 9px); font-size: 14px; }
    .ding-legend { text-align: left; }
    .ding-legend svg { flex-shrink: 0; width: 30px; }
}
@media (prefers-reduced-motion: reduce) {
    .ding-preview *, .ding-preview *::before, .ding-preview *::after { animation: none !important; transition: none !important; scroll-behavior: auto !important; }
}