/* ==========================================================================
   Fractured Fantasies — shared base styles
   "Ashfall / Oxide" theme — see THEME.md
   ========================================================================== */

:root {
  /* Ashfall / Oxide palette */
  --ash:        #15130f;  /* base background */
  --umber:      #241c14;  /* raised surfaces / panels */
  --rust:       #b0552c;  /* primary accent */
  --rust-dim:   #7d3c1e;
  --verdigris:  #5f6b52;  /* secondary accent */
  --verdigris-dim: #3f4738;
  --bone:       #e4d9c3;  /* primary text */
  --bone-dim:   #a89a83;  /* secondary text */
  --ember:      #a3341f;  /* danger accent */
  --steel-dim:  #33302a;

  --f-display: "Big Shoulders Stencil", "Arial Narrow", sans-serif;
  --f-mono: "IBM Plex Mono", ui-monospace, "SFMono-Regular", Consolas, monospace;

  --radius: 3px;
  --border-grime: 1px solid rgba(95, 107, 82, 0.35);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
  *,
  *::before,
  *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
  }
}

body {
  margin: 0;
  min-height: 100vh;
  background: var(--ash);
  color: var(--bone);
  font-family: var(--f-mono);
  font-size: 16px;
  line-height: 1.7;
  position: relative;
  overflow-x: hidden;
}

/* Corrosion / grime backdrop, layered once behind everything */
body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  background:
    radial-gradient(ellipse at 15% -10%, rgba(176, 85, 44, 0.08), transparent 50%),
    radial-gradient(ellipse at 85% 110%, rgba(95, 107, 82, 0.07), transparent 55%),
    repeating-linear-gradient(
      0deg,
      rgba(255, 255, 255, 0.012) 0px,
      rgba(255, 255, 255, 0.012) 1px,
      transparent 1px,
      transparent 3px
    );
}

img {
  max-width: 100%;
}

h1, h2, h3, h4 {
  font-family: var(--f-display);
  font-weight: 700;
  letter-spacing: 0.01em;
  color: var(--bone);
  margin: 0 0 0.5em;
}

p {
  margin: 0 0 1em;
  color: var(--bone-dim);
  max-width: 68ch;
}

a {
  color: var(--rust);
  text-decoration-color: rgba(176, 85, 44, 0.45);
  text-underline-offset: 3px;
}

a:hover,
a:focus-visible {
  color: var(--bone);
}

:focus-visible {
  outline: 2px solid var(--rust);
  outline-offset: 2px;
}

/* ---------- buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5em;
  font-family: var(--f-mono);
  font-size: 0.9rem;
  line-height: 1;
  letter-spacing: 0.02em;
  text-decoration: none;
  color: var(--bone);
  background: var(--umber);
  border: 1px solid var(--steel-dim);
  border-radius: var(--radius);
  padding: 0.85em 1.6em;
  cursor: pointer;
  transition: border-color 0.2s ease, color 0.2s ease, transform 0.15s ease, box-shadow 0.2s ease;
}

.btn:hover,
.btn:focus-visible {
  color: var(--rust);
  border-color: var(--rust);
}

.btn:active {
  transform: translateY(1px);
}

.btn--primary {
  background: linear-gradient(180deg, var(--rust), var(--rust-dim));
  border-color: var(--rust);
  color: var(--ash);
  font-weight: 600;
}

.btn--primary:hover,
.btn--primary:focus-visible {
  color: var(--ash);
  border-color: var(--bone);
  box-shadow: 0 0 0 1px var(--bone) inset;
}

.btn--ghost {
  background: transparent;
}

.btn--danger {
  border-color: var(--ember);
  color: var(--bone-dim);
}

.btn--danger:hover,
.btn--danger:focus-visible {
  color: var(--bone);
  border-color: var(--ember);
}

.btn--support {
  border-color: var(--verdigris);
  color: var(--bone-dim);
}

.btn--support:hover,
.btn--support:focus-visible {
  color: var(--bone);
  border-color: var(--verdigris);
}

/* ---------- warning stripe divider ---------- */
.stripe-divider {
  height: 8px;
  background: repeating-linear-gradient(
    -45deg,
    var(--ember) 0 14px,
    var(--ash) 14px 28px
  );
  opacity: 0.5;
}

/* ---------- nav ---------- */
.site-nav {
  position: sticky;
  top: 0;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 0.5rem 1rem;
  padding: 1rem 1.5rem;
  background: rgba(21, 19, 15, 0.82);
  backdrop-filter: blur(10px) saturate(1.1);
  -webkit-backdrop-filter: blur(10px) saturate(1.1);
  border-bottom: var(--border-grime);
}

@media (max-width: 640px) {
  .site-nav__links {
    gap: 0.9rem;
    row-gap: 0.4rem;
    flex-wrap: wrap;
    justify-content: flex-end;
  }
}

.site-nav__brand {
  font-family: var(--f-display);
  font-size: 1.35rem;
  letter-spacing: 0.03em;
  color: var(--bone);
  text-decoration: none;
}

.site-nav__brand:hover,
.site-nav__brand:focus-visible {
  color: var(--rust);
}

.site-nav__links {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  list-style: none;
  margin: 0;
  padding: 0;
}

.site-nav__links a {
  font-size: 0.85rem;
  text-decoration: none;
  color: var(--bone-dim);
}

.site-nav__links a:hover,
.site-nav__links a:focus-visible {
  color: var(--rust);
}

/* ---------- ambient ash particles ---------- */
.ash-field {
  position: fixed;
  inset: 0;
  overflow: hidden;
  pointer-events: none;
  z-index: 1;
}

.ash-mote {
  position: absolute;
  bottom: -5%;
  width: 3px;
  height: 3px;
  border-radius: 50%;
  background: rgba(176, 85, 44, 0.5);
  animation: ash-rise linear infinite;
}

@keyframes ash-rise {
  0% {
    transform: translate3d(0, 0, 0);
    opacity: 0;
  }
  10% {
    opacity: 0.7;
  }
  90% {
    opacity: 0.35;
  }
  100% {
    transform: translate3d(var(--drift, 20px), -110vh, 0);
    opacity: 0;
  }
}

/* ---------- age / content gate ---------- */
.age-gate {
  position: fixed;
  inset: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1.5rem;
  background: rgba(9, 8, 6, 0.94);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
}

.age-gate__panel {
  max-width: 32rem;
  width: 100%;
  background: var(--umber);
  border: 1px solid var(--ember);
  border-radius: var(--radius);
  box-shadow: 0 0 60px rgba(0, 0, 0, 0.6);
  padding: 2.25rem 2rem;
  text-align: left;
}

.age-gate__badge {
  display: inline-block;
  font-family: var(--f-display);
  font-size: 1.6rem;
  letter-spacing: 0.05em;
  color: var(--ember);
  border: 2px solid var(--ember);
  border-radius: var(--radius);
  padding: 0.1em 0.5em;
  margin-bottom: 1rem;
}

.age-gate__panel h2 {
  color: var(--bone);
  margin-bottom: 0.75rem;
  font-size: 1.4rem;
}

.age-gate__actions {
  display: flex;
  gap: 1rem;
  justify-content: flex-start;
  margin-top: 1.5rem;
  flex-wrap: wrap;
}

/* ---------- content warning notice (front page) ---------- */
.notice {
  border: 1px solid var(--ember);
  border-radius: var(--radius);
  padding: 1.75rem;
  background: rgba(163, 52, 31, 0.06);
  position: relative;
}

.notice__stamp {
  display: inline-block;
  font-family: var(--f-display);
  font-size: 1rem;
  letter-spacing: 0.04em;
  color: var(--ember);
  border: 2px solid var(--ember);
  padding: 0.25em 0.7em;
  border-radius: var(--radius);
  margin-bottom: 1rem;
}

.notice ul {
  margin: 0.5rem 0 0;
  padding-left: 1.2rem;
  color: var(--bone-dim);
}

.notice li {
  margin-bottom: 0.35rem;
}

/* ---------- support / patreon panel (front page) ---------- */
.support-panel {
  border: 1px solid var(--verdigris);
  border-radius: var(--radius);
  padding: 1.75rem;
  background: rgba(95, 107, 82, 0.08);
}

.support-panel ul {
  margin: 1rem 0 1.5rem;
  padding-left: 1.2rem;
  color: var(--bone-dim);
}

.support-panel li {
  margin-bottom: 0.5rem;
}

/* ---------- devlog teaser (front page) ---------- */
.devlog-teaser {
  border: 1px solid var(--rust);
  border-radius: var(--radius);
  padding: 1.75rem;
  background: rgba(176, 85, 44, 0.06);
}

.devlog-teaser__meta {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 0.75rem;
  flex-wrap: wrap;
}

.devlog-teaser__tag {
  display: inline-block;
  font-family: var(--f-mono);
  font-size: 0.75rem;
  letter-spacing: 0.04em;
  color: var(--rust);
  border: 1px solid var(--rust-dim);
  padding: 0.2em 0.6em;
  border-radius: var(--radius);
}

.devlog-teaser__date {
  font-size: 0.8rem;
  color: var(--bone-dim);
}

.devlog-teaser__subhead {
  font-weight: 600;
  color: var(--bone);
}

.devlog-teaser ul {
  margin: 0 0 1.5rem;
  padding-left: 1.2rem;
  color: var(--bone-dim);
}

.devlog-teaser li {
  margin-bottom: 0.5rem;
}

.devlog-list {
  margin-bottom: 1.5rem;
}

.devlog-group {
  border-top: 1px dashed var(--steel-dim);
  padding: 0.85rem 0;
}

.devlog-group:first-of-type {
  border-top: none;
  padding-top: 0;
}

.devlog-group summary {
  cursor: pointer;
  font-family: var(--f-mono);
  font-weight: 600;
  color: var(--bone);
  list-style: none;
}

.devlog-group summary::-webkit-details-marker {
  display: none;
}

.devlog-group summary::before {
  content: "+ ";
  color: var(--rust);
}

.devlog-group[open] summary::before {
  content: "\2212 ";
}

.devlog-group ul {
  margin-top: 0.75rem;
  margin-bottom: 0;
}

.devlog-teaser__editor-note {
  font-size: 0.78rem;
  color: var(--ember);
  border-top: 1px dashed var(--steel-dim);
  padding-top: 0.85rem;
  margin-top: -0.5rem;
  margin-bottom: 1.25rem;
}

/* ---------- footer ---------- */
.site-footer {
  text-align: left;
  padding: 2.5rem 1.5rem 3rem;
  color: var(--bone-dim);
  font-size: 0.8rem;
  border-top: var(--border-grime);
}

.site-footer p {
  max-width: none;
  margin: 0;
}