:root {
  color-scheme: dark;
  --night-950: #050607;
  --night-900: #080a0c;
  --night-800: #0e1114;
  --night-700: #151718;
  --panel: rgba(8, 10, 12, .82);
  --panel-strong: rgba(5, 6, 7, .94);
  --line: rgba(168, 156, 120, .24);
  --line-strong: rgba(216, 208, 180, .38);
  --bone: #ebe2c4;
  --bone-2: #d8d0b4;
  --ice: #c8b98a;
  --muted: rgba(216, 208, 180, .66);
  --faint: rgba(216, 208, 180, .42);
  --gold: #c8b98a;
  --gold-soft: #e8d7a7;
  --danger: #ff8a8a;
  --ok: #6dd2a4;
  --shadow: rgba(0, 0, 0, .58);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  min-height: 100vh;
  background: var(--night-950);
  color: var(--bone);
  font-family: Inter, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  line-height: 1.58;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -3;
  background:
    linear-gradient(90deg, rgba(0,0,0,.9), transparent 30%, transparent 68%, rgba(0,0,0,.86)),
    linear-gradient(180deg, rgba(5,6,7,.38), rgba(5,6,7,.9)),
    url("/hdn-bg-ruins.png") center center / cover no-repeat;
  filter: contrast(1.08) saturate(.66) brightness(.54);
}
body::after {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -2;
  pointer-events: none;
  background:
    radial-gradient(circle at 24px 36px, rgba(235,226,196,.3) 0 1.2px, transparent 2px),
    radial-gradient(circle at 112px 96px, rgba(235,226,196,.18) 0 1.15px, transparent 2px),
    radial-gradient(circle at 170px 148px, rgba(235,226,196,.22) 0 1.2px, transparent 2px),
    radial-gradient(circle at 52px 164px, rgba(235,226,196,.16) 0 .9px, transparent 1.8px),
    radial-gradient(circle at 260px 72px, rgba(235,226,196,.14) 0 .9px, transparent 1.8px),
    radial-gradient(ellipse 60% 42% at 50% 0%, rgba(168,156,120,.11), transparent 64%),
    radial-gradient(ellipse 52% 36% at 18% 58%, rgba(86,64,38,.12), transparent 64%);
  background-size: 220px 220px, 310px 310px, 420px 420px, 360px 360px, 520px 520px, auto, auto;
  opacity: .88;
  animation: hdnSnowDrift 38s linear infinite;
  will-change: background-position;
}

@keyframes hdnSnowDrift {
  from {
    background-position: 0 0, 0 0, 0 0, 0 0, 0 0, center top, 18% 58%;
  }
  to {
    background-position: 36px 220px, -28px 310px, 44px 420px, -22px 360px, 18px 520px, center top, 18% 58%;
  }
}
a { color: var(--gold-soft); text-decoration: none; }
a:hover { text-decoration: underline; }
code {
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  color: var(--gold-soft);
  background: rgba(168,156,120,.1);
  border: 1px solid rgba(168,156,120,.18);
  padding: .08rem .36rem;
  border-radius: 4px;
  white-space: nowrap;
}

.topbar {
  position: sticky;
  top: 0;
  z-index: 50;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  min-height: 64px;
  padding: .8rem clamp(1rem, 3vw, 2rem);
  border-bottom: 1px solid rgba(168,156,120,.16);
  background: rgba(5,6,7,.78);
  backdrop-filter: blur(16px);
  box-shadow: 0 14px 30px rgba(0,0,0,.24);
}
.brand {
  display: flex;
  align-items: center;
  gap: .75rem;
  min-width: 0;
}
.brand img {
  width: 38px;
  height: 38px;
  object-fit: contain;
  border: 0;
  border-radius: 0;
  background: transparent;
  box-shadow: none;
}
.brand-title {
  display: block;
  font-family: Cinzel, serif;
  font-size: .88rem;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--bone);
  white-space: nowrap;
}
.brand-sub {
  display: block;
  margin-top: .05rem;
  font-size: .62rem;
  letter-spacing: .26em;
  text-transform: uppercase;
  color: var(--faint);
  white-space: nowrap;
}
.toplinks {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: .35rem;
  flex-wrap: wrap;
}
.toplinks a,
.back-top {
  border: 1px solid transparent;
  color: rgba(216,208,180,.74);
  padding: .48rem .72rem;
  font-size: .72rem;
  font-weight: 700;
  letter-spacing: .16em;
  text-transform: uppercase;
  transition: .16s ease;
}
.toplinks a:hover,
.back-top:hover {
  color: var(--bone);
  text-decoration: none;
  border-color: rgba(168,156,120,.28);
  background: rgba(168,156,120,.08);
}

.toplinks a[aria-current="page"] {
  color: var(--bone);
  border-bottom-color: var(--line-strong);
}

.hero {
  max-width: 1320px;
  margin: 0 auto;
  padding: clamp(3rem, 7vw, 6rem) clamp(1rem, 3vw, 2rem) 2.2rem;
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(280px, 430px);
  gap: clamp(1.6rem, 5vw, 4.5rem);
  align-items: end;
}
.eyebrow,
.chip {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  border: 1px solid rgba(168,156,120,.28);
  background: rgba(8,10,12,.68);
  color: var(--gold-soft);
  padding: .35rem .72rem;
  font-size: .68rem;
  font-weight: 700;
  letter-spacing: .14em;
  text-transform: uppercase;
  clip-path: polygon(8px 0, calc(100% - 8px) 0, 100% 50%, calc(100% - 8px) 100%, 8px 100%, 0 50%);
}
.hero h1 {
  margin: 1.2rem 0 .9rem;
  max-width: 830px;
  font-family: Cinzel, serif;
  font-size: clamp(2.25rem, 5.2vw, 4.8rem);
  font-weight: 600;
  line-height: 1.04;
  letter-spacing: .02em;
  color: var(--bone);
  text-shadow: 0 6px 30px rgba(0,0,0,.9), 0 0 22px rgba(168,156,120,.16);
}
.hero p {
  max-width: 760px;
  margin: 0;
  color: rgba(235,226,196,.76);
  font-size: clamp(1rem, 1.55vw, 1.18rem);
}
.inline-actions {
  display: flex;
  flex-wrap: wrap;
  gap: .75rem;
  margin-top: 1.25rem;
}

.guide-section-actions {
  margin: .95rem 0 1rem;
}
.guide-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 42px;
  padding: .72rem 1.05rem;
  border: 1px solid rgba(232,215,167,.46);
  background: linear-gradient(180deg, rgba(232,215,167,.92), rgba(176,139,74,.86));
  color: #11100b;
  font-size: .72rem;
  font-weight: 800;
  letter-spacing: .12em;
  text-transform: uppercase;
  clip-path: polygon(9px 0, calc(100% - 9px) 0, 100% 50%, calc(100% - 9px) 100%, 9px 100%, 0 50%);
}
.guide-btn:hover {
  text-decoration: none;
  border-color: rgba(232,215,167,.66);
}
.guide-btn.ghost {
  color: rgba(235,226,196,.88);
  background: rgba(8,10,12,.72);
}
.hero-panel {
  border: 1px solid rgba(216,208,180,.16);
  background:
    radial-gradient(ellipse 80% 50% at 8% 0%, rgba(168,156,120,.1), transparent 70%),
    linear-gradient(180deg, rgba(12,14,16,.66), rgba(5,6,7,.5));
  box-shadow: inset 0 1px 0 rgba(235,226,196,.06), 0 18px 42px rgba(0,0,0,.24);
  backdrop-filter: blur(8px);
  padding: 1.2rem;
  border-radius: 8px;
}
.hero-panel h2 {
  margin: 0 0 .7rem;
  font-family: Cinzel, serif;
  font-size: 1rem;
  font-weight: 600;
  letter-spacing: .14em;
  text-transform: uppercase;
}
.hero-panel ul {
  margin: 0;
  padding-left: 1.1rem;
  color: var(--muted);
  font-size: .9rem;
}

.layout {
  max-width: 1320px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 250px minmax(0, 1fr);
  gap: 1.35rem;
  padding: 1.4rem clamp(1rem, 3vw, 2rem) 4rem;
}
.sidebar {
  position: sticky;
  top: 84px;
  align-self: start;
  max-height: calc(100vh - 104px);
  overflow: auto;
  border: 1px solid rgba(168,156,120,.14);
  background: linear-gradient(180deg, rgba(5,6,7,.52), rgba(5,6,7,.34));
  backdrop-filter: blur(10px);
  padding: .75rem;
  box-shadow: 0 16px 36px rgba(0,0,0,.22);
  border-radius: 8px;
}
.sidebar-title {
  margin: .25rem .35rem .65rem;
  color: var(--faint);
  font-size: .68rem;
  font-weight: 700;
  letter-spacing: .18em;
  text-transform: uppercase;
}
.sidebar a {
  display: block;
  padding: .55rem .65rem;
  color: rgba(216,208,180,.72);
  border-left: 1px solid transparent;
  font-size: .84rem;
}
.sidebar a:hover,
.sidebar a.active {
  color: var(--bone);
  text-decoration: none;
  border-left-color: var(--gold);
  background: rgba(168,156,120,.055);
}
.content {
  min-width: 0;
  display: grid;
  gap: 1rem;
}
.section {
  scroll-margin-top: 86px;
  border: 1px solid rgba(168,156,120,.15);
  border-top-color: rgba(216,208,180,.2);
  background:
    radial-gradient(ellipse 70% 48% at 0% 0%, rgba(168,156,120,.065), transparent 70%),
    linear-gradient(180deg, rgba(12,14,16,.6), rgba(5,6,7,.44));
  box-shadow: inset 0 1px 0 rgba(235,226,196,.045), 0 16px 40px rgba(0,0,0,.22);
  backdrop-filter: blur(8px);
  padding: clamp(1rem, 2.6vw, 1.7rem);
  border-radius: 8px;
}
.section-head {
  display: flex;
  justify-content: space-between;
  align-items: start;
  gap: 1rem;
  border-bottom: 1px solid rgba(168,156,120,.14);
  padding-bottom: .8rem;
  margin-bottom: 1rem;
}
.section h2 {
  margin: 0;
  font-family: Cinzel, serif;
  font-size: clamp(1.35rem, 2.6vw, 2rem);
  font-weight: 600;
  letter-spacing: .06em;
  color: var(--bone);
}
.section-kicker {
  margin-top: .25rem;
  color: var(--faint);
  font-size: .76rem;
  text-transform: uppercase;
  letter-spacing: .16em;
}
.pending,
.draft,
.confirmed {
  display: inline-flex;
  white-space: nowrap;
  border: 1px solid rgba(168,156,120,.28);
  padding: .28rem .5rem;
  font-size: .66rem;
  font-weight: 800;
  letter-spacing: .13em;
  text-transform: uppercase;
  color: var(--gold-soft);
  background: rgba(168,156,120,.08);
}
.confirmed {
  color: var(--ok);
  border-color: rgba(109,210,164,.28);
  background: rgba(109,210,164,.08);
}
.draft {
  color: var(--danger);
  border-color: rgba(255,138,138,.26);
  background: rgba(255,138,138,.07);
}
.grid-2,
.grid-3 {
  display: grid;
  gap: .8rem;
}
.grid-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.grid-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.card {
  border: 1px solid rgba(168,156,120,.11);
  background: linear-gradient(180deg, rgba(5,6,7,.28), rgba(5,6,7,.18));
  padding: .95rem;
  border-radius: 6px;
}
.card h3 {
  margin: 0 0 .5rem;
  font-family: Cinzel, serif;
  font-size: 1rem;
  font-weight: 600;
  letter-spacing: .06em;
  color: var(--gold-soft);
}
.card p { margin: 0; color: var(--muted); font-size: .93rem; }
.card p + p { margin-top: .7rem; }
.card ul,
.section ul,
.section ol {
  margin-top: .55rem;
  margin-bottom: 0;
  padding-left: 1.1rem;
  color: var(--muted);
}
.section li { margin: .32rem 0; }
.note {
  border-left: 2px solid var(--gold);
  background: linear-gradient(90deg, rgba(168,156,120,.08), rgba(168,156,120,.025));
  padding: .8rem .9rem;
  color: rgba(235,226,196,.78);
  margin-top: .8rem;
  border-radius: 0 6px 6px 0;
}
.warning {
  border-left-color: var(--danger);
  background: rgba(255,138,138,.07);
}
.command-list {
  display: grid;
  gap: .45rem;
  margin-top: .7rem;
}
.command {
  display: grid;
  grid-template-columns: minmax(145px, 230px) minmax(0, 1fr);
  gap: .7rem;
  align-items: start;
  padding: .55rem .65rem;
  border: 1px solid rgba(168,156,120,.1);
  background: linear-gradient(180deg, rgba(5,6,7,.28), rgba(5,6,7,.16));
  color: var(--muted);
  font-size: .9rem;
  border-radius: 6px;
}
.command code {
  width: fit-content;
  white-space: normal;
  overflow-wrap: anywhere;
}
table {
  width: 100%;
  border-collapse: collapse;
  margin-top: .75rem;
  font-size: .9rem;
  color: var(--muted);
}
th,
td {
  border: 1px solid rgba(168,156,120,.15);
  padding: .55rem .6rem;
  vertical-align: top;
}
th {
  color: var(--gold-soft);
  text-align: left;
  background: rgba(168,156,120,.08);
  font-size: .72rem;
  letter-spacing: .12em;
  text-transform: uppercase;
}
details {
  margin-top: .75rem;
  border: 1px solid rgba(168,156,120,.11);
  background: linear-gradient(180deg, rgba(5,6,7,.26), rgba(5,6,7,.14));
  border-radius: 6px;
}
summary {
  cursor: pointer;
  padding: .72rem .9rem;
  color: var(--gold-soft);
  font-weight: 700;
  letter-spacing: .05em;
}
details > div { padding: 0 .9rem .9rem; }
.footer {
  max-width: 1320px;
  margin: 0 auto;
  padding: 1.4rem clamp(1rem, 3vw, 2rem) 3rem;
  color: var(--faint);
  border-top: 1px solid rgba(168,156,120,.16);
  font-size: .84rem;
}
.back-top {
  position: fixed;
  right: 1rem;
  bottom: 1rem;
  z-index: 60;
  background: rgba(5,6,7,.58);
  border-color: rgba(168,156,120,.2);
  backdrop-filter: blur(8px);
}

@media (max-width: 980px) {
  .hero { grid-template-columns: 1fr; }
  .layout { grid-template-columns: 1fr; }
  .sidebar {
    position: relative;
    top: auto;
    max-height: none;
    display: flex;
    overflow-x: auto;
    gap: .15rem;
  }
  .sidebar-title { display: none; }
  .sidebar a { white-space: nowrap; border-left: 0; border-bottom: 1px solid transparent; }
  .sidebar a:hover,
  .sidebar a.active { border-left: 0; border-bottom-color: var(--gold); }
  .grid-3 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 680px) {
  .topbar { align-items: flex-start; flex-direction: column; }
  .toplinks { justify-content: flex-start; }
  .grid-2,
  .grid-3 { grid-template-columns: 1fr; }
  .command { grid-template-columns: 1fr; gap: .25rem; }
  .section-head { flex-direction: column; }
  table { display: block; overflow-x: auto; }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto;
    transition: none;
    animation: none;
  }
}

/* HDN 2026-05-29: mismo lenguaje visual que K/housing in-game. */
:root {
  --night-950: #020303;
  --night-900: #050706;
  --night-800: #090b0a;
  --night-700: #0c0f0e;
  --panel: rgba(6, 8, 7, .92);
  --panel-strong: rgba(3, 4, 4, .97);
  --line: rgba(168, 156, 120, .26);
  --line-strong: rgba(200, 184, 140, .68);
  --bone: #ebe2c4;
  --bone-2: #d8d0b4;
  --ice: #c8b98a;
  --muted: rgba(216, 208, 180, .70);
  --faint: rgba(216, 208, 180, .46);
  --gold: #c8b98a;
  --gold-soft: #e8d7a7;
}

body { background:#020303; }

body::before {
  background:
    linear-gradient(90deg, rgba(0,0,0,.78), rgba(0,0,0,.24) 36%, rgba(0,0,0,.36) 68%, rgba(0,0,0,.82)),
    linear-gradient(180deg, rgba(1,2,2,.18), rgba(1,2,2,.70)),
    url("/hdn-bg-ruins.png") center center / cover no-repeat;
  filter: contrast(1.04) saturate(.62) brightness(.58);
}

body::after {
  background:
    radial-gradient(circle at 24px 36px, rgba(235,226,196,.24) 0 1px, transparent 2px),
    radial-gradient(circle at 112px 96px, rgba(235,226,196,.14) 0 1px, transparent 2px),
    radial-gradient(circle at 170px 148px, rgba(235,226,196,.18) 0 1px, transparent 2px),
    linear-gradient(180deg, transparent 0%, rgba(0,0,0,.22) 100%);
  background-size:240px 240px,340px 340px,460px 460px,auto;
  opacity:.48;
  animation:hdnSnowDrift 44s linear infinite;
}

.topbar {
  background: rgba(3,4,4,.88);
  border-bottom: 1px solid var(--line);
  backdrop-filter: none;
  box-shadow: 0 18px 44px rgba(0,0,0,.42);
}

.toplinks a,
.back-top {
  border:0;
  border-bottom:1px solid transparent;
  border-radius:0;
  color:var(--gold);
  letter-spacing:.20em;
}

.toplinks a:hover,
.back-top:hover {
  background:transparent;
  border-bottom-color:var(--line-strong);
  color:var(--bone);
}

.eyebrow,
.chip,
.guide-btn,
.toc a {
  border-radius:4px;
  clip-path:none;
}

.guide-btn,
.toc a {
  background:rgba(5,7,6,.74);
  border:1px solid var(--line);
  color:var(--bone);
  box-shadow:none;
}

.guide-btn:hover,
.toc a:hover {
  background:rgba(216,193,122,.035);
  border-color:var(--line-strong);
}

.hero-panel,
.sidebar,
.section,
.card,
.command,
table,
.guide-panel,
.guide-section,
.toc,
.key-card,
.command-card,
.note,
.warning,
.step-card {
  border-radius:4px;
  border:1px solid rgba(168,156,120,.18);
  background:linear-gradient(180deg, rgba(7,8,8,.60), rgba(3,4,4,.36));
  box-shadow:inset 0 1px 0 rgba(255,255,255,.03), 0 16px 34px rgba(0,0,0,.18);
  backdrop-filter:none;
}

.note,
.warning {
  background:linear-gradient(90deg, rgba(168,156,120,.08), rgba(3,4,4,.18));
}

.sidebar a:hover,
.sidebar a.active {
  background:rgba(168,156,120,.04);
}

h1,h2,h3 {
  letter-spacing:.08em;
  text-shadow:0 2px 6px rgba(0,0,0,.9);
}

body::after {
  inset: -10vh -8vw;
  will-change: transform;
  animation: hdnSnowFloat 46s linear infinite;
}

@keyframes hdnSnowFloat {
  from { transform: translate3d(0, -4vh, 0); }
  to { transform: translate3d(18px, 6vh, 0); }
}

@media (prefers-reduced-motion: reduce) {
  body::after { animation: none; transform: none; }
}

/* HDN 2026-05-30: lectura más simple y estilo alineado con landing/lore. */
h1,
h2,
h3,
.brand-title,
.hero-panel h2,
.section h2,
.card h3 {
  letter-spacing: .035em;
}

.hero p,
.hero-panel li,
.section p,
.card p,
.note,
.command,
td {
  text-wrap: pretty;
}

body::after {
  opacity: .34;
}

.hero-panel,
.sidebar,
.section,
.card,
.command,
details {
  background: linear-gradient(180deg, rgba(7,8,8,.66), rgba(3,4,4,.42));
}

.section {
  content-visibility: auto;
  contain-intrinsic-size: 1px 760px;
}

.confirmed {
  color: var(--gold-soft);
  border-color: rgba(168,156,120,.28);
  background: rgba(168,156,120,.07);
}

/* HDN 2026-05-30: ajuste real para portatiles 1366x768 y zoom del navegador. */
@media (max-height: 820px) and (min-width: 900px) {
  .topbar {
    min-height: 56px;
    padding: .55rem clamp(.9rem, 2.2vw, 1.35rem);
  }

  .brand img {
    width: 32px;
    height: 32px;
  }

  .brand-title {
    font-size: .78rem;
  }

  .brand-sub {
    font-size: .56rem;
  }

  .toplinks a,
  .back-top {
    padding: .4rem .52rem;
    font-size: .64rem;
    letter-spacing: .14em;
  }

  .hero {
    padding: 1.15rem clamp(.9rem, 2.2vw, 1.35rem) 1rem;
    grid-template-columns: minmax(0, 1fr) minmax(260px, 360px);
    gap: 1rem;
    align-items: start;
  }

  .hero h1 {
    margin: .72rem 0 .55rem;
    font-size: clamp(2rem, 4vw, 3.45rem);
    line-height: 1.02;
  }

  .hero p {
    font-size: .97rem;
    line-height: 1.5;
  }

  .inline-actions {
    margin-top: .85rem;
    gap: .55rem;
  }

  .guide-btn {
    min-height: 38px;
    padding: .58rem .82rem;
    font-size: .64rem;
  }

  .hero-panel {
    padding: .85rem;
  }

  .hero-panel h2 {
    margin-bottom: .45rem;
    font-size: .88rem;
  }

  .hero-panel ul {
    font-size: .84rem;
    line-height: 1.42;
  }

  .hero-panel li {
    margin: .22rem 0;
  }

  .layout {
    grid-template-columns: 210px minmax(0, 1fr);
    gap: 1rem;
    padding: .75rem clamp(.9rem, 2.2vw, 1.35rem) 2.6rem;
  }

  .sidebar {
    top: 68px;
    max-height: calc(100svh - 82px);
    padding: .55rem;
  }

  .sidebar-title {
    margin: .12rem .28rem .42rem;
    font-size: .6rem;
  }

  .sidebar a {
    padding: .38rem .48rem;
    font-size: .76rem;
    line-height: 1.2;
  }

  .content {
    gap: .75rem;
  }

  .section {
    scroll-margin-top: 70px;
    padding: 1rem;
  }

  .section-head {
    padding-bottom: .65rem;
    margin-bottom: .75rem;
  }

  .section h2 {
    font-size: clamp(1.22rem, 2.1vw, 1.65rem);
  }

  .section-kicker {
    font-size: .66rem;
  }

  .grid-3 {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .card,
  .command,
  .note,
  details {
    font-size: .9rem;
  }
}

@media (max-width: 1180px) {
  .hero {
    grid-template-columns: 1fr;
    padding-top: 1.45rem;
  }

  .layout {
    grid-template-columns: 1fr;
  }

  .sidebar {
    position: relative;
    top: auto;
    max-height: none;
    display: flex;
    overflow-x: auto;
    gap: .2rem;
    padding: .55rem;
  }

  .sidebar-title {
    display: none;
  }

  .sidebar a {
    flex: 0 0 auto;
    white-space: nowrap;
    border-left: 0;
    border-bottom: 1px solid transparent;
  }

  .sidebar a:hover,
  .sidebar a.active {
    border-left: 0;
    border-bottom-color: var(--gold);
  }
}