:root {
  --dp-font-sans: "IBM Plex Sans", system-ui, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --dp-font-display: "Oswald", "Bahnschrift", "Segoe UI Variable Display", system-ui, "Segoe UI", Roboto, sans-serif;
  --dp-font-mono: "IBM Plex Mono", "Cascadia Mono", "SFMono-Regular", Consolas, "Liberation Mono", monospace;

  --dp-color-bg: #0b1220;
  --dp-color-surface: rgba(19, 27, 44, 0.92);
  --dp-color-surface-2: rgba(27, 38, 58, 0.85);
  --dp-color-ink: #e7ecf2;
  --dp-color-ink-soft: #aebdcf;
  --dp-color-muted: #7c8ba0;
  --dp-color-line: #3a4a5c;
  --dp-ink-dark: #0b1220;

  --dp-color-primary: #ffb020;
  --dp-color-primary-strong: #ffc862;
  --dp-color-primary-soft: rgba(255, 176, 32, 0.14);
  --dp-color-accent: #e2574c;
  --dp-color-accent-soft: rgba(226, 87, 76, 0.14);
  --dp-color-accent2: #4fd1c5;
  --dp-color-danger: #e2574c;
  --dp-color-focus: #4fd1c5;

  --dp-grad-primary: linear-gradient(180deg, #ffc862, #ffb020);
  --dp-grad-accent: linear-gradient(180deg, #1a2740, #131b2c);
  --dp-grad-headline: none;

  --dp-page-accent: #ffb020;
  --dp-game-kakuro: #ffb020;
  --dp-game-binario: #ffb020;
  --dp-game-fluxo: #ffb020;
  --dp-game-blocos: #ffb020;
  --dp-game-cripto: #ffb020;

  --dp-flu-0: #ffb020;
  --dp-flu-1: #4fd1c5;
  --dp-flu-2: #8a97a8;
  --dp-flu-3: #c97b3d;
  --dp-flu-4: #6f7f95;

  --dp-space-1: 0.45rem; --dp-space-2: 0.8rem; --dp-space-3: 1.2rem; --dp-space-4: 1.7rem; --dp-space-5: 2.6rem; --dp-space-6: 3.9rem;
  --dp-radius-1: 2px; --dp-radius-2: 2px; --dp-radius-3: 4px;
  --dp-shadow-1: 0 1px 0 rgba(0, 0, 0, 0.5), 0 10px 22px rgba(0, 0, 0, 0.4);
  --dp-shadow-2: 0 2px 0 rgba(0, 0, 0, 0.55), 0 22px 46px rgba(0, 0, 0, 0.5);
  --dp-glow: 0 0 0 1px color-mix(in srgb, var(--dp-page-accent) 55%, transparent);
  --dp-maxw: 1140px;
  --dp-scanline: repeating-linear-gradient(180deg, rgba(255, 255, 255, 0.035) 0px, rgba(255, 255, 255, 0.035) 1px, transparent 1px, transparent 3px);
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  font-family: var(--dp-font-sans);
  color: var(--dp-color-ink);
  background-color: var(--dp-color-bg);
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.035) 1px, transparent 1px),
    radial-gradient(900px 620px at 6% 0%, rgba(255, 176, 32, 0.10), transparent 62%),
    radial-gradient(700px 520px at 100% 100%, rgba(79, 209, 197, 0.05), transparent 60%),
    linear-gradient(180deg, #0d1526 0%, #0b1220 55%, #070c16 100%);
  background-size: 44px 44px, 44px 44px, auto, auto, auto;
  background-attachment: fixed;
  line-height: 1.6;
  font-size: clamp(1rem, 0.96rem + 0.25vw, 1.08rem);
}
h1, h2, h3, h4 { font-family: var(--dp-font-display); font-weight: 600; line-height: 1.14; color: var(--dp-color-ink); margin: 0 0 var(--dp-space-2); letter-spacing: 0.01em; text-transform: uppercase; }
h1 { font-size: clamp(1.9rem, 1.4rem + 2.2vw, 2.85rem); font-weight: 700; letter-spacing: 0.015em; }
h2 { font-size: clamp(1.35rem, 1.15rem + 1vw, 1.85rem); }
h3 { font-size: clamp(1.05rem, 0.98rem + 0.5vw, 1.22rem); text-transform: none; }
p { margin: 0 0 var(--dp-space-3); }
a { color: var(--dp-color-primary-strong); text-decoration: underline; text-underline-offset: 2px; }
a:hover { color: var(--dp-color-primary); }
:focus-visible { outline: 2px solid var(--dp-color-focus); outline-offset: 2px; border-radius: 0; }
img { max-width: 100%; height: auto; display: block; }
.jump-link { position: absolute; left: -9999px; top: 0; background: var(--dp-color-surface); color: var(--dp-color-primary); padding: var(--dp-space-2) var(--dp-space-3); z-index: 100; border: 1px solid var(--dp-color-primary); }
.jump-link:focus { left: 0; }
.wrap { width: 100%; max-width: var(--dp-maxw); margin: 0 auto; padding: 0 var(--dp-space-3); }
.visually-hidden { position: absolute !important; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0; }

/* ---- instrument readout tag, reused on cards + game screens ---- */
.dp-tile { position: relative; }
.dp-tile::after {
  position: absolute; top: 10px; left: 10px; z-index: 2;
  font-family: var(--dp-font-mono); font-size: 0.66rem; font-weight: 600; letter-spacing: 0.06em;
  color: var(--dp-color-primary); background: rgba(11, 18, 32, 0.82);
  border: 1px solid var(--dp-color-line); padding: 0.14rem 0.4rem; line-height: 1.3;
}
.dp-tile[href*="kakuro"]::after { content: "[KAK]"; }
.dp-tile[href*="binario"]::after { content: "[BIN]"; }
.dp-tile[href*="fluxo"]::after { content: "[FLX]"; }
.dp-tile[href*="blocos"]::after { content: "[BLO]"; }
.dp-tile[href*="criptograma"]::after { content: "[CRI]"; }
.arcade[style*="dp-game-kakuro"] .arcade__screen,
.arcade[style*="dp-game-binario"] .arcade__screen,
.arcade[style*="dp-game-fluxo"] .arcade__screen,
.arcade[style*="dp-game-blocos"] .arcade__screen,
.arcade[style*="dp-game-cripto"] .arcade__screen { position: relative; }
.arcade[style*="dp-game-kakuro"] .arcade__screen::before,
.arcade[style*="dp-game-binario"] .arcade__screen::before,
.arcade[style*="dp-game-fluxo"] .arcade__screen::before,
.arcade[style*="dp-game-blocos"] .arcade__screen::before,
.arcade[style*="dp-game-cripto"] .arcade__screen::before {
  position: absolute; top: 10px; left: 10px; z-index: 2;
  font-family: var(--dp-font-mono); font-size: 0.66rem; font-weight: 600; letter-spacing: 0.06em;
  color: var(--dp-color-primary); background: rgba(11, 18, 32, 0.82);
  border: 1px solid var(--dp-color-line); padding: 0.14rem 0.4rem; line-height: 1.3;
}
.arcade[style*="dp-game-kakuro"] .arcade__screen::before { content: "[KAK]"; }
.arcade[style*="dp-game-binario"] .arcade__screen::before { content: "[BIN]"; }
.arcade[style*="dp-game-fluxo"] .arcade__screen::before { content: "[FLX]"; }
.arcade[style*="dp-game-blocos"] .arcade__screen::before { content: "[BLO]"; }
.arcade[style*="dp-game-cripto"] .arcade__screen::before { content: "[CRI]"; }

.dp-frame { display: grid; grid-template-columns: 260px minmax(0, 1fr); align-items: start; }
.dp-frame-main { min-width: 0; }
.dp-rail {
  position: sticky; top: 0; height: 100vh; overflow-y: auto; z-index: 40;
  display: flex; flex-direction: column; gap: var(--dp-space-2);
  padding: var(--dp-space-4) var(--dp-space-3);
  background: linear-gradient(180deg, #0e1729 0%, #0b1220 100%);
  border-right: 1px solid var(--dp-color-line);
  box-shadow: 2px 0 24px rgba(0, 0, 0, 0.45);
}
.dp-rail::before {
  content: ""; position: absolute; left: 0; top: 0; bottom: 0; width: 3px;
  background: linear-gradient(180deg, #ffc862 0%, #ffb020 60%, #a86a12 100%);
}
.dp-rail-label { font-family: var(--dp-font-mono); font-size: 0.66rem; letter-spacing: 0.14em; text-transform: uppercase; color: var(--dp-color-muted); margin: var(--dp-space-3) 0 0.35rem; }
.dp-rail-label::before { content: "// "; color: var(--dp-color-line); }
.dp-statusline { font-family: var(--dp-font-mono); font-size: 0.78rem; letter-spacing: 0.12em; color: var(--dp-color-primary); border: 1px solid var(--dp-color-line); border-radius: var(--dp-radius-1, 6px); background: var(--dp-color-surface); display: inline-block; padding: 0.45rem 0.8rem; margin-bottom: var(--dp-space-4); }

#fi-arena { position: relative; height: 420px; background: var(--dp-color-surface); border: 1px solid var(--dp-color-line); border-radius: var(--dp-radius-1, 6px); overflow: hidden; touch-action: none; }
#fi-wires { position: absolute; inset: 0; width: 100%; height: 100%; }
.fi-node { position: absolute; width: 34px; height: 34px; margin: -17px 0 0 -17px; border-radius: 50%; border: 3px solid var(--dp-color-bg); background: var(--dp-color-primary); cursor: grab; padding: 0; box-shadow: 0 2px 8px rgba(0, 0, 0, 0.5); }
.fi-node:active { cursor: grabbing; }
.fi-node:focus-visible { outline: 3px solid var(--dp-color-focus); outline-offset: 2px; }
@media (max-width: 560px) { #fi-arena { height: 320px; } }

.tm-metrics { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 0.7rem; margin-bottom: 1rem; }
.tm-metric { border: 1px solid var(--dp-color-line); border-radius: var(--dp-radius-1, 6px); background: var(--dp-color-surface); padding: 0.55rem 0.7rem; text-align: center; }
.tm-metric span { display: block; font-family: var(--dp-font-mono); font-size: 0.68rem; letter-spacing: 0.12em; text-transform: uppercase; color: var(--dp-color-muted); margin-bottom: 0.2rem; }
.tm-metric strong { font-family: var(--dp-font-display); font-size: 1.5rem; color: var(--dp-color-primary); }
.tm-text { font-family: var(--dp-font-mono); font-size: 1.25rem; line-height: 2; color: var(--dp-color-ink-soft); background: var(--dp-color-surface); border: 1px solid var(--dp-color-line); border-radius: var(--dp-radius-1, 6px); padding: 1rem 1.2rem; min-height: 8.2rem; margin-bottom: 0.9rem; overflow: hidden; }
.tm-word { margin-right: 0.15em; }
.tm-word--now { background: rgba(79, 209, 197, 0.14); border-radius: 4px; padding: 0 0.15em; color: var(--dp-color-ink); }
.tm-word--ok { color: var(--dp-color-accent2); }
.tm-word--bad { color: var(--dp-color-danger); text-decoration: line-through; }
.tm-word i { font-style: normal; }
.tm-ch--ok { color: var(--dp-color-accent2); }
.tm-ch--bad { color: var(--dp-color-danger); background: rgba(226, 87, 76, 0.18); border-radius: 2px; }
.tm-input { width: 100%; font-family: var(--dp-font-mono); font-size: 1.2rem; padding: 0.75rem 1rem; background: var(--dp-color-bg); color: var(--dp-color-ink); border: 1.5px solid var(--dp-color-accent2); border-radius: var(--dp-radius-1, 6px); }
.tm-input:focus { outline: 2px solid var(--dp-color-focus); outline-offset: 2px; }
.tm-input:disabled { opacity: 0.55; }
@media (max-width: 560px) { .tm-metrics { grid-template-columns: repeat(2, 1fr); } .tm-text { font-size: 1.05rem; } }
.dp-specs { max-width: 860px; font-family: var(--dp-font-mono); border: 1px solid var(--dp-color-line); border-radius: var(--dp-radius-1, 6px); background: var(--dp-color-surface); padding: var(--dp-space-3) var(--dp-space-4); }
.dp-specs__line { display: grid; grid-template-columns: 200px 1fr; gap: var(--dp-space-3); margin: 0; padding: 0.7rem 0; border-bottom: 1px dashed var(--dp-color-line); font-size: 0.92rem; }
.dp-specs__line:last-child { border-bottom: none; }
.dp-specs__key { color: var(--dp-color-primary); font-weight: 600; text-transform: uppercase; letter-spacing: 0.06em; }
.dp-specs__val { color: var(--dp-color-ink-soft); font-family: var(--dp-font-sans); }
@media (max-width: 620px) { .dp-specs__line { grid-template-columns: 1fr; gap: 0.2rem; } }

.brand { display: inline-flex; align-items: center; text-decoration: none; }
.brand:hover { opacity: 0.88; }
.brand__logo { height: 38px; width: auto; display: block; }
.nav-toggle { display: none; background: var(--dp-color-surface); border: 1px solid var(--dp-color-line); border-radius: var(--dp-radius-1); color: var(--dp-color-ink); padding: 0.5rem 0.7rem; font-size: 0.95rem; cursor: pointer; }
.site-nav ul { list-style: none; display: flex; flex-direction: column; align-items: stretch; gap: 2px; margin: 0; padding: 0; }
.dp-nav-link { display: block; padding: 0.5rem 0.65rem; border: 1px solid transparent; text-decoration: none; color: var(--dp-color-ink-soft); font-weight: 600; font-size: 0.9rem; letter-spacing: 0.02em; }
.dp-nav-link:hover { background: var(--dp-color-surface-2); color: var(--dp-color-ink); border-color: var(--dp-color-line); }
.dp-nav-link[aria-current="page"], .dp-nav-link[aria-current="true"] { color: var(--dp-ink-dark); background: var(--dp-grad-primary); border-color: var(--dp-color-primary); font-weight: 700; }

.btn { display: inline-flex; align-items: center; justify-content: center; gap: 0.5rem; font: inherit; font-family: var(--dp-font-display); font-weight: 600; text-transform: uppercase; letter-spacing: 0.05em; font-size: 0.92rem; padding: 0.68rem 1.15rem; border-radius: var(--dp-radius-3); border: 1px solid transparent; cursor: pointer; text-decoration: none; transition: transform 0.06s ease, filter 0.15s ease, background 0.15s ease; }
.btn:active { transform: translateY(1px); }
.dp-btn-main { background: var(--dp-grad-primary); color: var(--dp-ink-dark); box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.35); }
.dp-btn-main:hover { filter: brightness(1.08); color: var(--dp-ink-dark); }
.dp-btn-accent2 { background: var(--dp-color-surface-2); color: var(--dp-color-primary-strong); border-color: var(--dp-color-primary); }
.dp-btn-accent2:hover { background: var(--dp-color-primary-soft); color: var(--dp-color-primary-strong); }
.dp-btn-outline { background: transparent; color: var(--dp-color-ink); border-color: var(--dp-color-line); }
.dp-btn-outline:hover { background: var(--dp-color-surface-2); border-color: var(--dp-color-primary); color: var(--dp-color-ink); }
.btn--small { padding: 0.42rem 0.8rem; font-size: 0.8rem; }

.hero { padding: var(--dp-space-6) 0 var(--dp-space-5); }
.dp-hero-tag { display: inline-flex; align-items: center; gap: 0.4rem; font-family: var(--dp-font-mono); font-weight: 600; font-size: 0.72rem; letter-spacing: 0.1em; text-transform: uppercase; color: var(--dp-color-primary); background: var(--dp-color-surface); border: 1px solid var(--dp-color-primary); padding: 0.32rem 0.7rem; margin-bottom: var(--dp-space-3); }
.dp-hero-tag::before { content: ""; width: 6px; height: 6px; border-radius: 50%; background: var(--dp-color-primary); box-shadow: 0 0 6px var(--dp-color-primary); flex: none; }
.hero__lede { font-size: 1.1rem; color: var(--dp-color-ink-soft); }
.hero__cta { display: flex; gap: var(--dp-space-2); flex-wrap: wrap; margin-top: var(--dp-space-4); }
.hero h1 { color: var(--dp-color-ink); }

/* ---- hero: stacked instrument-panel composition ---- */
.heroPanel__top { text-align: center; max-width: 62ch; margin: 0 auto var(--dp-space-5); display: flex; flex-direction: column; align-items: center; }
.heroPanel__top .dp-hero-tag { align-self: center; }
.heroPanel__top .hero__cta { justify-content: center; }
.heroPanel__readout svg { display: block; width: 100%; height: auto; filter: drop-shadow(0 18px 40px rgba(0, 0, 0, 0.55)); }

.section { padding: var(--dp-space-6) 0; }
.section--tint { background: rgba(15, 21, 36, 0.55); border-block: 1px solid var(--dp-color-line); }
.section__head { max-width: 62ch; margin-bottom: var(--dp-space-4); }
.dp-section-label { font-family: var(--dp-font-mono); font-weight: 600; font-size: 0.74rem; letter-spacing: 0.12em; text-transform: uppercase; color: var(--dp-color-primary); margin-bottom: var(--dp-space-1); }
.dp-section-label::before { content: "§ "; color: var(--dp-color-line); }

.tile-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(250px, 1fr)); gap: var(--dp-space-3); }
.dp-tile { display: flex; flex-direction: column; background-color: #101a2c; background-image: var(--dp-scanline); border: 1px solid var(--dp-color-line); border-radius: var(--dp-radius-1); overflow: hidden; box-shadow: var(--dp-shadow-1); text-decoration: none; color: inherit; transition: transform 0.15s ease, border-color 0.15s ease; }
.dp-tile::before { content: ""; display: block; height: 3px; background: var(--dp-tile-accent, var(--dp-color-primary)); }
.dp-tile[href*="kakuro"] { --dp-tile-accent: var(--dp-game-kakuro); }
.dp-tile[href*="binario"] { --dp-tile-accent: var(--dp-game-binario); }
.dp-tile[href*="fluxo"] { --dp-tile-accent: var(--dp-game-fluxo); }
.dp-tile[href*="blocos"] { --dp-tile-accent: var(--dp-game-blocos); }
.dp-tile[href*="criptograma"] { --dp-tile-accent: var(--dp-game-cripto); }
.dp-tile:hover { transform: translateY(-3px); border-color: var(--dp-color-primary); color: inherit; }
.dp-tile-img { aspect-ratio: 1 / 1; background: #0a0f1c; position: relative; }
.dp-tile-info { padding: var(--dp-space-3); border-top: 1px solid var(--dp-color-line); }
.dp-tile-title { margin-bottom: 0.25rem; font-size: 1.05rem; color: var(--dp-color-ink); }
.dp-tile-meta { color: var(--dp-color-muted); font-size: 0.86rem; margin: 0; font-family: var(--dp-font-mono); }

.feature-cols { display: grid; grid-template-columns: repeat(auto-fit, minmax(230px, 1fr)); gap: var(--dp-space-4); }
.feature { background-color: var(--dp-color-surface); background-image: var(--dp-scanline); border: 1px solid var(--dp-color-line); border-left: 3px solid var(--dp-color-primary); border-radius: var(--dp-radius-1); padding: var(--dp-space-4); box-shadow: var(--dp-shadow-1); }

.arcade { display: grid; gap: var(--dp-space-3); }
.arcade__hud { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: var(--dp-space-2) var(--dp-space-3); background: var(--dp-color-surface); border: 1px solid var(--dp-color-line); border-left: 3px solid var(--dp-page-accent); border-radius: var(--dp-radius-1); padding: var(--dp-space-3); box-shadow: var(--dp-shadow-1); }
.arcade__status { font-weight: 600; margin: 0; font-size: 0.98rem; font-family: var(--dp-font-mono); }
.arcade__controls { display: flex; flex-wrap: wrap; gap: var(--dp-space-2); align-items: center; }
.arcade__screen { background-color: #0a0f1c; background-image: var(--dp-scanline); border: 1px solid var(--dp-color-line); border-radius: var(--dp-radius-2); padding: clamp(12px, 2.6vw, 24px); padding-top: clamp(28px, 4vw, 40px); box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.02), var(--dp-shadow-2); container-type: inline-size; }
.arcade__pad { display: flex; flex-wrap: wrap; gap: 6px; justify-content: center; }
.stat-row { display: flex; flex-wrap: wrap; gap: var(--dp-space-2); }
.stat { background: var(--dp-color-surface-2); border: 1px solid var(--dp-color-line); border-radius: var(--dp-radius-1); padding: 0.35rem 0.7rem; text-align: center; min-width: 74px; }
.stat strong { display: block; font-family: var(--dp-font-mono); font-size: 1.1rem; color: var(--dp-page-accent); }
.stat span { font-family: var(--dp-font-mono); font-size: 0.66rem; text-transform: uppercase; letter-spacing: 0.08em; color: var(--dp-color-muted); }

#kakuro-board { display: grid; gap: 2px; justify-content: center; }
.kak-cell { width: 13cqw; max-width: 62px; aspect-ratio: 1 / 1; border-radius: 0; font-weight: 700; font-size: clamp(0.95rem, 5.5cqw, 1.5rem); font-family: var(--dp-font-mono); }
.kak-cell--block { background: #060a14; border: 1px solid var(--dp-color-line); }
.kak-cell--clue { position: relative; background: linear-gradient(to top right, #060a14 49.4%, rgba(79, 209, 197, 0.4) 49.4%, rgba(79, 209, 197, 0.4) 50.6%, #0c1220 50.6%); }
.kak-clue { position: absolute; font-size: clamp(0.55rem, 2.8cqw, 0.8rem); font-weight: 700; color: var(--dp-color-accent2); }
.kak-clue--down { left: 8%; bottom: 4%; }
.kak-clue--right { right: 8%; top: 4%; }
.kak-cell--white { background: #131b2c; border: 1px solid var(--dp-color-line); color: var(--dp-color-primary); cursor: pointer; }
.kak-cell--white:hover { background: var(--dp-color-primary-soft); border-color: var(--dp-color-primary); }
.kak-cell--given { color: var(--dp-color-ink); background: #1c2740; cursor: default; }
.kak-cell--sel { outline: 2px solid var(--dp-color-focus); outline-offset: -2px; }

#binario-board { display: grid; gap: 3px; justify-content: center; }
.bin-cell { width: 13cqw; max-width: 64px; aspect-ratio: 1 / 1; border-radius: 0; border: 1px solid var(--dp-color-line); background: #131b2c; color: var(--dp-color-ink); font-family: var(--dp-font-mono); font-weight: 700; font-size: clamp(1rem, 6cqw, 1.7rem); cursor: pointer; }
.bin-cell:hover { border-color: var(--dp-color-primary); background: #17233a; }
.bin-cell--0 { color: var(--dp-color-accent2); box-shadow: inset 0 0 0 1px rgba(79, 209, 197, 0.35); }
.bin-cell--1 { color: var(--dp-color-primary); box-shadow: inset 0 0 0 1px rgba(255, 176, 32, 0.4); }
.bin-cell--given { background: #1c2740; cursor: default; border-color: #55606e; }

#fluxo-board { display: grid; gap: 3px; justify-content: center; }
.flu-cell { width: 13cqw; max-width: 62px; aspect-ratio: 1 / 1; border-radius: 0; border: 1px solid var(--dp-color-line); background: #0f1626; cursor: pointer; }
.flu-cell:hover { border-color: var(--dp-color-primary); }
.flu-cell--path { background: color-mix(in srgb, var(--dp-flu) 30%, #0f1626); box-shadow: inset 0 0 0 1px color-mix(in srgb, var(--dp-flu) 55%, transparent); }
.flu-cell--end { background: var(--dp-flu); border-color: transparent; }

#blocos-board { display: grid; gap: 2px; width: min(100%, 340px); margin: 0 auto; }
.blo-cell { aspect-ratio: 1 / 1; border-radius: 0; background: #0f1626; border: 1px solid rgba(58, 74, 92, 0.4); }
.blo-cell--on { border-color: transparent; }
.blo-p1 { background: #ffb020; box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.25); }
.blo-p2 { background: #4fd1c5; box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.25); }
.blo-p3 { background: #5c7a9e; box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.25); }
.blo-p4 { background: #c97b3d; box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.25); }
.blo-p5 { background: #b05c4a; box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.25); }
.blo-p6 { background: #8a97a8; box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.25); }
.blo-p7 { background: #9c9257; box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.25); }

#cripto-board { display: flex; flex-wrap: wrap; gap: var(--dp-space-3); justify-content: center; }
.cri-word { display: flex; gap: 4px; }
.cri-cell { display: grid; place-items: center; width: 34px; min-height: 52px; border-radius: 0; border: 1px solid var(--dp-color-line); background: #101a2c; color: var(--dp-color-ink); cursor: pointer; padding: 2px; }
.cri-cell:hover { border-color: var(--dp-color-primary); background: var(--dp-color-primary-soft); }
.cri-cell--sel { outline: 2px solid var(--dp-color-focus); outline-offset: -2px; }
.cri-cell--fixed { border-color: transparent; background: transparent; cursor: default; }
.cri-plain { font-weight: 700; font-size: 1.05rem; color: var(--dp-color-primary); min-height: 1.2em; }
.cri-code { font-family: var(--dp-font-mono); font-size: 0.7rem; color: var(--dp-color-muted); }
#cripto-keys { display: flex; flex-wrap: wrap; gap: 5px; justify-content: center; margin-top: var(--dp-space-3); }
.cri-key { min-width: 38px; font-family: var(--dp-font-mono); }
.cri-key--used { opacity: 0.4; }

.prose { max-width: 72ch; }
.prose h2 { margin-top: var(--dp-space-5); }
.prose h3 { margin-top: var(--dp-space-4); }
.prose ul, .prose ol { padding-left: 1.3rem; margin: 0 0 var(--dp-space-3); }
.prose li { margin-bottom: 0.4rem; }
.prose table { border-collapse: collapse; width: 100%; margin: 0 0 var(--dp-space-3); }
.prose th, .prose td { text-align: left; padding: 0.55rem 0.7rem; border: 1px solid var(--dp-color-line); }
.prose th { background: var(--dp-color-surface-2); font-family: var(--dp-font-mono); font-size: 0.85rem; text-transform: uppercase; letter-spacing: 0.04em; }
.prose kbd { background: var(--dp-color-surface-2); border: 1px solid var(--dp-color-line); border-radius: 0; padding: 0.05rem 0.4rem; font-family: var(--dp-font-mono); font-size: 0.9em; }
.section > .wrap.prose, .section--tint > .wrap.prose { background-color: var(--dp-color-surface); background-image: var(--dp-scanline); border: 1px solid var(--dp-color-line); border-radius: var(--dp-radius-1); padding: var(--dp-space-4); box-shadow: var(--dp-shadow-1); }
.wrap.prose::after { content: ""; display: table; clear: both; }
.howto-figure { float: right; width: min(42%, 260px); margin: 0.3rem 0 var(--dp-space-3) var(--dp-space-4); border: 1px solid var(--dp-color-line); box-shadow: var(--dp-shadow-1); }
.howto-figure img { width: 100%; height: auto; display: block; }

.dp-head { background: linear-gradient(180deg, #101a2c 0%, rgba(11, 18, 32, 0.6) 100%); border-bottom: 1px solid var(--dp-color-line); padding: var(--dp-space-5) 0; }
.dp-trail { font-family: var(--dp-font-mono); font-size: 0.82rem; color: var(--dp-color-muted); margin-bottom: var(--dp-space-2); }
.dp-trail a { color: var(--dp-color-muted); }
.callout { border: 1px solid var(--dp-color-line); border-left: 3px solid var(--dp-color-accent); background: var(--dp-color-accent-soft); border-radius: var(--dp-radius-1); padding: var(--dp-space-3); margin: 0 0 var(--dp-space-4); box-shadow: var(--dp-shadow-1); }

.mailto-box { border: 1px solid var(--dp-color-line); border-left: 3px solid var(--dp-color-primary); background: var(--dp-color-primary-soft); border-radius: var(--dp-radius-1); padding: var(--dp-space-3); margin: 0 0 var(--dp-space-4); box-shadow: var(--dp-shadow-1); max-width: 40rem; }

.site-footer { background: #0a0f1c; border-top: 1px solid var(--dp-color-line); padding: var(--dp-space-5) 0 var(--dp-space-4); margin-top: var(--dp-space-6); }
.site-footer__grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: var(--dp-space-4); }
.site-footer h4 { font-family: var(--dp-font-mono); font-size: 0.78rem; text-transform: uppercase; letter-spacing: 0.1em; color: var(--dp-color-primary); }
.site-footer ul { list-style: none; margin: 0; padding: 0; }
.site-footer li { margin-bottom: 0.4rem; }
.site-footer a { color: var(--dp-color-ink-soft); text-decoration: none; font-size: 0.92rem; }
.site-footer a:hover { color: var(--dp-color-primary); text-decoration: underline; }
.footer-baseline { margin-top: var(--dp-space-4); padding-top: var(--dp-space-3); border-top: 1px solid var(--dp-color-line); color: var(--dp-color-muted); font-size: 0.82rem; font-family: var(--dp-font-mono); display: flex; justify-content: space-between; flex-wrap: wrap; gap: var(--dp-space-2); }

.faq { display: grid; gap: 0.5rem; }
.dp-qa-item { border: 1px solid var(--dp-color-line); border-radius: var(--dp-radius-1); background-color: var(--dp-color-surface); background-image: var(--dp-scanline); overflow: hidden; box-shadow: var(--dp-shadow-1); }
.dp-qa-q { width: 100%; text-align: left; font: inherit; font-weight: 600; padding: var(--dp-space-3); background: transparent; border: 0; cursor: pointer; display: flex; justify-content: space-between; gap: var(--dp-space-2); color: var(--dp-color-ink); }
.dp-qa-q:hover { background: var(--dp-color-surface-2); }
.dp-qa-sign { color: var(--dp-color-primary); font-weight: 700; font-family: var(--dp-font-mono); }
.dp-qa-a { padding: 0 var(--dp-space-3) var(--dp-space-3); color: var(--dp-color-ink-soft); }
.dp-qa-a[hidden] { display: none; }

.dp-cookie-bar { position: fixed; left: 50%; bottom: var(--dp-space-3); transform: translateX(-50%); width: min(720px, calc(100% - 2 * var(--dp-space-3))); background-color: #101a2c; background-image: var(--dp-scanline); border: 1px solid var(--dp-color-primary); border-radius: var(--dp-radius-1); box-shadow: var(--dp-shadow-2); padding: var(--dp-space-3); z-index: 60; }
.dp-cookie-bar[hidden] { display: none; }
.dp-cookie-bar p { font-size: 0.9rem; margin-bottom: var(--dp-space-2); }
.dp-cookie-actions { display: flex; flex-wrap: wrap; gap: var(--dp-space-2); }
.dp-cookie-modal { position: fixed; inset: 0; z-index: 70; display: grid; place-items: center; padding: var(--dp-space-3); background: rgba(4, 7, 13, 0.78); }
.dp-cookie-modal[hidden] { display: none; }
.dp-cookie-modal-panel { background-color: #101a2c; background-image: var(--dp-scanline); border-radius: var(--dp-radius-1); border: 1px solid var(--dp-color-line); max-width: 560px; width: 100%; max-height: 90vh; overflow: auto; padding: var(--dp-space-4); box-shadow: var(--dp-shadow-2); }
.dp-cookie-option { display: flex; gap: var(--dp-space-2); align-items: flex-start; border: 1px solid var(--dp-color-line); border-radius: var(--dp-radius-1); padding: var(--dp-space-2); margin-bottom: var(--dp-space-2); }
.dp-cookie-option input { margin-top: 0.35rem; width: 1.1rem; height: 1.1rem; accent-color: var(--dp-color-primary); }
.dp-cookie-option label { font-weight: 700; }
.dp-cookie-option p { margin: 0.2rem 0 0; font-size: 0.86rem; color: var(--dp-color-muted); }
.dp-cookie-modal-actions { display: flex; flex-wrap: wrap; gap: var(--dp-space-2); margin-top: var(--dp-space-3); }

/* ---- signature hero: real Binário grid + Kakuro corner + Fluxo path ---- */
.dp-scope { display: block; width: 100%; height: auto; overflow: visible; }
.dp-scope__panel { fill: #0e1626; stroke: var(--dp-color-line); stroke-width: 2; }
.dp-scope__panel2 { fill: #131d30; stroke: var(--dp-color-line); stroke-width: 1.5; }
.dp-scope__grid { stroke: rgba(255, 255, 255, 0.05); stroke-width: 1; }
.dp-scope__label { font-family: "IBM Plex Mono", monospace; font-size: 15px; letter-spacing: 1.5px; fill: #ffb020; }
.dp-scope__cell-fill { fill: #182339; stroke: rgba(231, 236, 242, 0.14); stroke-width: 1; }
.dp-scope__cell-active { fill: rgba(255, 176, 32, 0.16); stroke: #ffb020; stroke-width: 1.5; }
.dp-scope__solvedrow { fill: rgba(255, 176, 32, 0.06); stroke: #ffb020; stroke-width: 1.5; stroke-dasharray: 5 4; }
.dp-scope__digit { fill: #aebdcf; }
.dp-scope__digit-active { fill: #ffb020; }
.dp-scope__led { animation: dp-led-blink 3.6s ease-in-out infinite; }
@keyframes dp-led-blink { 0%, 55% { opacity: 0.28; } 70% { opacity: 1; } 100% { opacity: 0.28; } }
@media (prefers-reduced-motion: reduce) {
  .dp-scope__led { animation: none !important; }
}

@media (max-width: 1150px) {
  .heroPanel__top { max-width: 90%; }
}
@media (max-width: 900px) {
  .dp-frame { grid-template-columns: 1fr; }
  .dp-rail {
    position: sticky; top: 0; height: auto; overflow: visible;
    flex-direction: row; flex-wrap: wrap; align-items: center; justify-content: space-between;
    padding: var(--dp-space-2) var(--dp-space-3);
    border-right: 0; border-bottom: 1px solid var(--dp-color-line);
  }
  .dp-rail::before { left: 0; right: 0; top: auto; bottom: 0; width: auto; height: 3px; background: linear-gradient(90deg, #ffc862 0%, #ffb020 60%, #a86a12 100%); }
  .nav-toggle { display: inline-block; }
  .site-nav { display: none; width: 100%; }
  .site-nav--open { display: block; }
  .dp-rail-label { margin-top: var(--dp-space-2); }
  .footer-baseline { flex-direction: column; }
  .arcade__hud { flex-direction: column; align-items: stretch; }
}
@media (max-width: 640px) {
  .howto-figure { float: none; width: 100%; max-width: 340px; margin: 0 auto var(--dp-space-3); }
}
@media (prefers-reduced-motion: reduce) {
  * { animation-duration: 0.001ms !important; transition-duration: 0.001ms !important; scroll-behavior: auto !important; }
}