:root, html[data-theme="dark"] {
 color-scheme: dark;
 --bg: #1a1a1a; --fg: #f0f0f0; --muted: #a0a0a0; --line: #333; --lift: #242424;
 --librus: #6aa84f; --doutrina: #3c78d8; --centro: #cc0000; --lde: #d4af37; --shklr: #8b5cf6; --brand: #8b5cf6;
 --bar: #000; --bar-fg: #fff; --border: #444;
 --sans: "Quicksand", system-ui, sans-serif;
 --serif: "Source Serif 4", "Source Serif Pro", Georgia, "Times New Roman", serif;
 --hand: "Zeyada", cursive;
 --chrome: 50px; --ctrl-h: 50px;
 --safe-bottom: env(safe-area-inset-bottom, 0px);
 --chrome-bottom: calc(var(--chrome) + var(--safe-bottom));
 }
 html[data-theme="light"] {
 color-scheme: light;
 --bg: #fff; --fg: #111; --muted: #555; --line: #ccc; --lift: #ececec;
 --librus: #6aa84f; --doutrina: #3c78d8; --centro: #cc0000; --lde: #d4af37; --shklr: #8b5cf6; --brand: #8b5cf6;
 --bar: #111; --bar-fg: #fff; --border: #ccc;
 }
 @media (prefers-color-scheme: light) {
 html[data-theme="sys"] {
 color-scheme: light;
 --bg: #fff; --fg: #111; --muted: #555; --line: #ccc; --lift: #ece8e0;
 --librus: #6aa84f; --doutrina: #3c78d8; --centro: #cc0000; --lde: #d4af37; --shklr: #8b5cf6; --brand: #8b5cf6;
 --bar: #111; --bar-fg: #fff; --border: #ccc;
 }
 }
 * { box-sizing: border-box; }
 body { margin: 0; background: var(--bg); color: var(--fg); font-family: var(--serif); font-size: 15px; line-height: 1.45; }
 .wrap { max-width: 44rem; margin: 0 auto; padding: 1.5rem 1.25rem calc(var(--chrome-bottom) + 2rem); }
 header { text-align: center; margin-bottom: 2rem; }
 .logo-mark { width: 1.15em; height: 1.15em; color: var(--brand); }
 #bar-title .logo-mark { width: calc(1.35 * 15px); height: calc(1.35 * 15px); flex: none; }
 #bar button { background: transparent; border: none; border-radius: 0; color: var(--bar-fg); cursor: pointer; height: var(--ctrl-h); min-width: var(--ctrl-h); padding: 0 1rem; display: inline-flex; align-items: center; justify-content: center; font-family: var(--sans); }
 #bar button:hover, #bar button[aria-expanded="true"] { background: rgba(255,255,255,0.12); }
 #bar button svg { width: 1.35rem; height: 1.35rem; display: block; }
 #scrim { position: fixed; inset: 0; z-index: 520; background: rgba(0,0,0,.4); opacity: 0; pointer-events: none; transition: opacity .28s ease; }
 #scrim.is-open { opacity: 1; pointer-events: auto; display: block !important; }
 #settings, #contact, #viewer { position: fixed; left: 50%; top: 50%; background: var(--lift); color: var(--fg); border: 1px solid var(--line); border-radius: 12px; z-index: 530; display: flex; flex-direction: column; box-shadow: 0 16px 48px rgba(0,0,0,.28); transform: translate(-50%, -46%) scale(.96); opacity: 0; pointer-events: none; transition: transform .24s cubic-bezier(.22,1,.36,1), opacity .24s ease; }
 #settings { width: min(420px, 92vw); max-height: min(80vh, calc(100% - var(--chrome-bottom) - 2rem)); background: #fff; }
 html[data-theme="dark"] #settings { background: #0a0a0a; }
 @media (prefers-color-scheme: dark) { html[data-theme="sys"] #settings { background: #0a0a0a; } }
 #contact { width: min(640px, 94vw); max-height: min(86vh, calc(100% - var(--chrome-bottom) - 2rem)); }
 #viewer { width: min(980px, 96vw); height: min(88vh, calc(100% - var(--chrome-bottom) - 1.25rem)); }
 #settings.is-open, #contact.is-open, #viewer.is-open { transform: translate(-50%, -50%) scale(1); opacity: 1; pointer-events: auto; display: flex !important; }
 #settings > header, #contact > header, #viewer > header { display: flex; align-items: center; justify-content: space-between; flex: 0 0 var(--ctrl-h); height: var(--ctrl-h); padding: 0 .5rem 0 1rem; border-bottom: 1px solid var(--line); font-family: var(--sans); font-weight: 600; font-size: 15px; gap: .5rem; }
 #settings > header button, #contact > header button, #viewer > header button { width: var(--ctrl-h); height: var(--ctrl-h); padding: 0; border: none; background: transparent; color: var(--fg); display: flex; align-items: center; justify-content: center; cursor: pointer; flex: none; }
 #settings > header svg, #contact > header svg, #viewer > header svg { width: 1.25rem; height: 1.25rem; }
 #settings, #settings * { font-family: var(--sans); font-size: 15px; }
 #settings > div { padding: 1rem; overflow: auto; display: flex; flex-direction: column; gap: 1.25rem; }
 #settings .modal-hint { margin: 0; font-size: .85rem; color: var(--muted); line-height: 1.4; }
 #settings fieldset { border: 1px solid var(--line); border-radius: 10px; margin: 0; padding: .75rem 1rem; display: flex; flex-direction: column; gap: .45rem; }
 #settings legend { padding: 0 .35rem; font-size: 15px; color: var(--muted); }
 #settings label { display: flex; align-items: center; gap: .5rem; cursor: pointer; }
 #contact iframe { width: 100%; flex: 1 1 auto; min-height: 420px; border: 0; background: #fff; }
 #viewer > header a.viewer-pdf {
  margin-left: auto;
  font-family: var(--sans);
  font-size: .78rem;
  font-weight: 600;
  color: var(--fg);
  text-decoration: none;
  padding: .35rem .75rem;
  border: 1px solid var(--line);
  border-radius: 999px;
  white-space: nowrap;
}
#viewer > header a.viewer-pdf:hover { background: var(--lift); }
 #viewer .stage { flex: 1 1 auto; min-height: 0; overflow: auto; background: #111; display: flex; align-items: center; justify-content: center; }
 #viewer .stage img { max-width: 100%; max-height: 100%; object-fit: contain; }
 #viewer .stage iframe { width: 100%; height: 100%; border: 0; background: #fff; }
 h1 { font-family: var(--sans); font-size: 1.56rem; font-weight: 600; margin: 0 0 .7rem; color: var(--muted); }
 h2 { font-family: var(--sans); font-size: 0.936rem; font-weight: 600; letter-spacing: .12em; text-transform: uppercase; color: var(--muted); margin: 2rem 0 .65rem; }
 p { margin: 0 0 .75rem; }
 .muted { color: var(--muted); font-size: .92rem; }
 .sign { text-align: left; margin: 1.25rem 0 1.75rem; }
 .sign .names { font-family: var(--hand); font-size: 2.4rem; margin: .2rem 0 .55rem; line-height: 1; }
 .sign .place { margin: .45rem 0 0; font-family: var(--serif); font-size: .78rem; color: var(--muted); }
 .sign img { width: 168px; height: 168px; border-radius: 50%; object-fit: cover; display: block; }
 .sign button.portrait { display: block; width: 168px; max-width: 168px; margin: 0; margin-right: auto; text-align: left; padding: 0; border: 0; background: none; cursor: pointer; border-radius: 50%; }
 .card { display: flex; gap: .85rem; align-items: flex-start; color: var(--fg); text-decoration: none; border: 1px solid var(--line); border-left-width: 4px; border-radius: 0 8px 8px 0; padding: .85rem 1rem; margin: 0 0 .55rem; }
 .card:hover { background: var(--lift); }
 .card.librus { border-left-color: var(--librus); }
 .card.doutrina { border-left-color: var(--doutrina); }
 .card.lde-q { border-left-color: var(--lde); }
 .card.centro { border-left-color: var(--centro); }
 .card.nest-1 { margin-left: 1.25rem; }
 .card.nest-2 { margin-left: 2.5rem; }
 .card img.mark { width: 28px; height: 28px; flex: none; margin-top: 2px; }
 .card strong { display: block; font-family: var(--sans); font-size: 1rem; }
 .legal { font-size: .72rem; line-height: 1.45; color: var(--muted); }
#settings .settings-meta { margin: 0; }
#settings .settings-meta a { color: var(--brand); font-weight: 600; text-decoration: none; }
#settings .settings-meta a:hover { text-decoration: underline; }
 #bar { position: fixed; left: 0; right: 0; bottom: 0; z-index: 500; box-sizing: border-box; height: var(--chrome-bottom); min-height: var(--chrome-bottom); display: flex; align-items: stretch; padding-bottom: var(--safe-bottom); background: var(--bar); color: var(--bar-fg); border-top: 1px solid var(--border); font-family: var(--sans); }
 #bar-title { flex: 1 1 auto; min-width: 0; align-self: center; margin: 0; padding: 0 0.5rem 0 1rem; font-size: 1rem; font-weight: 600; letter-spacing: .1em; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; color: var(--bar-fg); user-select: none; display: inline-flex; align-items: center; gap: .45rem; }
 #bar-end { display: flex; align-items: stretch; margin-left: auto; }
 #bar a { background: transparent; color: var(--bar-fg); text-decoration: none; height: var(--chrome); min-width: var(--chrome); padding: 0 1rem; display: inline-flex; align-items: center; justify-content: center; gap: 0.4rem; font-family: var(--sans); font-size: 0.78rem; font-weight: 600; }
 #bar a#bar-title {
  justify-content: flex-start;
  min-width: 0;
  flex: 1 1 auto;
  padding: 0 .5rem 0 1rem;
  font-size: 1rem;
  letter-spacing: .1em;
}
 #bar a:hover { background: rgba(255,255,255,0.12); }
 #bar a img { width: calc(1.35 * 15px); height: calc(1.35 * 15px); }
 @media (max-width: 720px) { #bar a span { display: none; } }
 [hidden] { display: none !important; }
#mast {
  box-sizing: border-box; width: 100vw; max-width: 100vw; position: relative;
  left: 50%; right: 50%; margin-left: -50vw; margin-right: -50vw;
  padding: 1.5rem 1.25rem 1.25rem; background: #fff; color: #111;
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  text-align: center; gap: calc(0.45 * 15px); border-bottom: 1px solid var(--line); font-family: var(--sans);
}
html[data-theme="dark"] #mast { background: #111; color: #f0f0f0; border-bottom-color: #333; }
@media (prefers-color-scheme: dark) {
  html[data-theme="sys"] #mast { background: #111; color: #f0f0f0; border-bottom-color: #333; }
}
#mast .library-mark { width: calc(3.5 * 15px); height: calc(3.5 * 15px); color: var(--brand); display: flex; align-items: center; justify-content: center; }
#mast .library-mark svg { width: calc(3.5 * 15px); height: calc(3.5 * 15px); }
#mast h1 { margin: 0; font-family: var(--sans); font-size: calc(1.35 * 15px); font-weight: 700; letter-spacing: 0.1em; line-height: 1.2; color: var(--fg); }
#mast .library-cta { margin: 0; font-size: calc(0.9 * 15px); line-height: 1.35; color: #555; font-weight: 400; }
html[data-theme="dark"] #mast .library-cta { color: #a0a0a0; }
@media (prefers-color-scheme: dark) { html[data-theme="sys"] #mast .library-cta { color: #a0a0a0; } }
#mail-link { position: absolute; top: .6rem; right: .75rem; width: 40px; height: 40px; display: flex; align-items: center; justify-content: center; color: #888; text-decoration: none; border-radius: 8px; }
#mail-link:hover { color: var(--fg); background: rgba(0,0,0,.06); }
html[data-theme="dark"] #mail-link:hover { background: rgba(255,255,255,.08); }
#mail-link svg { width: 1.15rem; height: 1.15rem; }
#bar a#btn-wa svg { width: 1.35rem; height: 1.35rem; display: block; }
.tl { list-style: none; margin: 0; padding: 0; border-left: 2px solid var(--line); }
.tl li { position: relative; padding: 0 0 .35rem 1rem; }
.tl li::before { content: ""; position: absolute; left: -5px; top: 1.05rem; width: 8px; height: 8px; border-radius: 50%; background: var(--brand); }
.tl button { width: 100%; display: grid; grid-template-columns: 4.2rem 1fr auto; gap: .6rem; align-items: baseline; text-align: left; padding: .55rem 0; border: 0; background: none; color: inherit; font: inherit; cursor: pointer; }
.tl button time { font-family: var(--sans); font-size: .78rem; font-weight: 600; color: var(--brand); letter-spacing: .04em; }
.tl button .ttl { font-size: 1.02rem; }
.tl button .chev { color: var(--muted); font-size: .8rem; font-family: var(--sans); }
.tl button[aria-expanded="true"] .chev { transform: rotate(90deg); }
.tl-body { padding: 0 0 .85rem; color: var(--muted); font-size: .92rem; }
.tl-body p { margin: 0 0 .45rem; }
.tl-body a { color: var(--fg); }
.thought { margin: -0.4rem 0 1.75rem; padding: 0; display: grid; grid-template-columns: 1fr auto; gap: .6rem; align-items: start; }
.thought blockquote { margin: 0; font-size: 1.02rem; line-height: 1.45; color: var(--fg); font-style: italic; }
.thought button { width: 2rem; height: 2rem; border: 0; border-radius: 0; background: transparent; color: var(--muted); cursor: pointer; font-size: 1.1rem; line-height: 1; font-family: var(--sans); }
.thought button:hover { background: var(--lift); }
@media (max-width: 640px) {
  #viewer { width: 100vw; height: calc(100% - var(--chrome-bottom)); max-height: none; border-radius: 0; left: 0; top: 0; transform: none; }
  #viewer.is-open { transform: none; left: 0; top: 0; }
}
 
@media (display-mode: standalone), (display-mode: minimal-ui) {
  body { min-height: 100dvh; }
}