/* ==========================================================================
   DARK PHOENIX — theme.css
   Design tokens + shared components (nav, footer, buttons, HUD cards,
   dividers, reveal animation). Page layout lives in site.css.
   ========================================================================== */

:root {
  /* Palette — 90% dark neutrals, fire used sparingly */
  --dp-bg: #0D0D0F;
  --dp-panel: #1A1B1E;
  --dp-panel-2: #232428;
  --dp-accent: #FF5A1F;
  --dp-gold: #FFB800;
  --dp-ember: linear-gradient(100deg, #FF5A1F 0%, #FFB800 100%);
  --dp-crimson: #8B1E1E;
  --dp-text: #EDEAE4;
  --dp-muted: #8A8A90;
  --dp-line: #2C2D31;

  /* Type — self-contained system stacks */
  --dp-font-body: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --dp-font-display: "Arial Narrow", "Helvetica Neue Condensed", "Segoe UI", system-ui, sans-serif;
  --dp-font-mono: ui-monospace, "SFMono-Regular", Menlo, Consolas, "Liberation Mono", monospace;

  /* Rhythm */
  --dp-radius: 4px;
  --dp-clip: polygon(0 0, calc(100% - 18px) 0, 100% 18px, 100% 100%, 0 100%);
  --dp-speed: 150ms;
  --dp-nav-h: 64px;
}

/* ---------- Base ---------- */

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--dp-bg);
  color: var(--dp-text);
  font-family: var(--dp-font-body);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4 {
  font-family: var(--dp-font-display);
  font-stretch: condensed;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  line-height: 1.1;
  margin: 0 0 0.5em;
  font-weight: 700;
}

h1 { font-size: clamp(2.6rem, 7vw, 4.8rem); letter-spacing: 0.10em; }
h2 { font-size: clamp(1.6rem, 4vw, 2.4rem); }
h3 { font-size: 1.15rem; }

p { margin: 0 0 1em; }

a {
  color: var(--dp-text);
  text-decoration: none;
  transition: color var(--dp-speed) ease;
}
a:hover, a:focus-visible { color: var(--dp-accent); }

img, svg { max-width: 100%; }

.mono, time, .dp-num {
  font-family: var(--dp-font-mono);
  font-variant-numeric: tabular-nums;
}

.container {
  width: min(1120px, 100% - 2.5rem);
  margin-inline: auto;
}

.muted { color: var(--dp-muted); }

.visually-hidden {
  position: absolute; width: 1px; height: 1px;
  margin: -1px; padding: 0; overflow: hidden;
  clip: rect(0 0 0 0); white-space: nowrap; border: 0;
}

::selection { background: var(--dp-crimson); color: var(--dp-text); }

/* ---------- Buttons — ash-to-fire ---------- */

.btn {
  display: inline-block;
  padding: 0.75rem 1.6rem;
  font-family: var(--dp-font-display);
  font-stretch: condensed;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-size: 0.9rem;
  border: 1px solid var(--dp-muted);
  border-radius: var(--dp-radius);
  clip-path: var(--dp-clip);
  color: var(--dp-text);
  background: transparent;
  cursor: pointer;
  transition: background var(--dp-speed) ease, color var(--dp-speed) ease,
              border-color var(--dp-speed) ease, transform var(--dp-speed) ease;
}
.btn:hover, .btn:focus-visible {
  border-color: var(--dp-accent);
  color: #0D0D0F;
  background: var(--dp-ember);
  transform: translateY(-1px);
}

/* The one ignited CTA per screen */
.btn--fire {
  background: var(--dp-ember);
  border-color: transparent;
  color: #0D0D0F;
}
.btn--fire:hover, .btn--fire:focus-visible {
  filter: brightness(1.12);
}

.btn--ghost { background: transparent; }

/* ---------- HUD cards ---------- */

.hud-card {
  background: var(--dp-panel);
  border: 1px solid var(--dp-line);
  border-radius: var(--dp-radius);
  clip-path: var(--dp-clip);
  padding: 1.5rem;
  transition: border-color var(--dp-speed) ease, transform var(--dp-speed) ease;
}
.hud-card:hover { border-color: var(--dp-crimson); }

.hud-label {
  font-family: var(--dp-font-mono);
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.2em;
  color: var(--dp-muted);
}

/* ---------- Tags ---------- */

.tag {
  display: inline-block;
  font-family: var(--dp-font-mono);
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  padding: 0.2rem 0.55rem;
  border: 1px solid var(--dp-muted);
  border-radius: 2px;
  color: var(--dp-muted);
}
.tag--nightops { border-color: var(--dp-crimson); color: #C96A6A; }
.tag--skirmish { border-color: var(--dp-accent); color: var(--dp-accent); }
.tag--milsim   { border-color: var(--dp-muted); color: var(--dp-text); box-shadow: inset 0 -2px 0 var(--dp-accent); }

/* ---------- Sticky nav ---------- */

.dp-nav {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: 100;
  height: var(--dp-nav-h);
  display: flex;
  align-items: center;
  background: transparent;
  border-bottom: 1px solid transparent;
  transition: background 250ms ease, border-color 250ms ease;
}
.dp-nav.is-solid {
  background: var(--dp-panel);
  border-bottom-color: var(--dp-line);
}

.dp-nav__inner {
  display: flex;
  align-items: center;
  gap: 1.5rem;
}

.dp-nav__brand {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-family: var(--dp-font-display);
  font-stretch: condensed;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  font-size: 0.95rem;
}
.dp-nav__brand svg { width: 28px; height: 28px; }
.dp-nav__brand img { width: 41px; height: 28px; display: block; }

.dp-nav__links {
  display: flex;
  align-items: center;
  gap: 1.4rem;
  margin-left: auto;
  list-style: none;
  padding: 0;
}
.dp-nav__links a {
  font-family: var(--dp-font-display);
  font-stretch: condensed;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  font-size: 0.85rem;
  color: var(--dp-muted);
  position: relative;
  padding: 0.3rem 0;
}
.dp-nav__links a:hover, .dp-nav__links a:focus-visible { color: var(--dp-accent); }
.dp-nav__links a[aria-current="page"] { color: var(--dp-text); }
/* Active page flame tick */
.dp-nav__links a[aria-current="page"]::after {
  content: "";
  position: absolute;
  left: 50%; bottom: -4px;
  width: 8px; height: 8px;
  transform: translateX(-50%);
  background: var(--dp-ember);
  clip-path: polygon(50% 0, 100% 100%, 0 100%);
}

.dp-nav__cta { margin-left: 0.5rem; padding: 0.5rem 1.1rem; font-size: 0.8rem; }
/* Nav link color rules outrank .btn--fire — force dark bold text on the ember CTA */
.dp-nav__links a.dp-nav__cta,
.dp-nav__links a.dp-nav__cta:hover,
.dp-nav__links a.dp-nav__cta:focus-visible {
  color: #0D0D0F;
  font-weight: 700;
}

.dp-nav__toggle {
  display: none;
  margin-left: auto;
  background: none;
  border: 1px solid var(--dp-line);
  border-radius: var(--dp-radius);
  color: var(--dp-text);
  padding: 0.45rem 0.7rem;
  font-family: var(--dp-font-mono);
  font-size: 0.8rem;
  letter-spacing: 0.15em;
  cursor: pointer;
}

@media (max-width: 780px) {
  .dp-nav__toggle { display: block; }
  .dp-nav__links {
    display: none;
    position: fixed;
    inset: var(--dp-nav-h) 0 0 0;
    background: rgba(13, 13, 15, 0.97);
    flex-direction: column;
    justify-content: center;
    gap: 2rem;
    margin: 0;
  }
  .dp-nav__links a { font-size: 1.4rem; }
  .dp-nav.is-open .dp-nav__links { display: flex; }
  .dp-nav.is-open { background: var(--dp-panel); }
}

/* ---------- Angled section dividers ---------- */

.section { padding: 4.5rem 0; position: relative; }

.section--angled {
  clip-path: polygon(0 2.5rem, 100% 0, 100% calc(100% - 2.5rem), 0 100%);
  padding: 7rem 0;
}

.section--panel { background: var(--dp-panel); }

.section-head { margin-bottom: 2.5rem; }
.section-head .hud-label { display: block; margin-bottom: 0.4rem; }

.divider-flame {
  display: flex;
  justify-content: center;
  padding: 1.5rem 0;
  opacity: 0.55;
}
.divider-flame svg { width: 34px; height: 34px; }

/* ---------- Footer ---------- */

.dp-footer {
  background: var(--dp-panel);
  border-top: 1px solid var(--dp-line);
  padding: 3rem 0 2rem;
  margin-top: 4rem;
  font-size: 0.9rem;
  color: var(--dp-muted);
}
.dp-footer__grid {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 2rem;
  align-items: start;
}
.dp-footer__brand {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-family: var(--dp-font-display);
  font-stretch: condensed;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--dp-text);
}
.dp-footer__brand svg { width: 24px; height: 24px; }
.dp-footer__brand img { width: 35px; height: 24px; }
.dp-footer nav ul { list-style: none; padding: 0; margin: 0; display: grid; gap: 0.4rem; }
.dp-footer nav a { color: var(--dp-muted); }
.dp-footer nav a:hover { color: var(--dp-accent); }
.dp-footer__safety {
  margin-top: 2rem;
  padding-top: 1.2rem;
  border-top: 1px solid var(--dp-line);
  font-family: var(--dp-font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.08em;
}
@media (max-width: 640px) {
  .dp-footer__grid { grid-template-columns: 1fr; }
}

/* ---------- Forms ---------- */

.dp-form { display: grid; gap: 1rem; }
.dp-form label {
  display: grid;
  gap: 0.35rem;
  font-family: var(--dp-font-mono);
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--dp-muted);
}
.dp-form input[type="text"],
.dp-form input[type="email"],
.dp-form input[type="number"],
.dp-form select,
.dp-form textarea {
  background: var(--dp-bg);
  border: 1px solid var(--dp-line);
  border-radius: var(--dp-radius);
  color: var(--dp-text);
  padding: 0.65rem 0.8rem;
  font: inherit;
  transition: border-color var(--dp-speed) ease;
}
.dp-form input:focus, .dp-form select:focus, .dp-form textarea:focus {
  outline: none;
  border-color: var(--dp-accent);
}
.dp-form .dp-form__check {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  grid-auto-flow: column;
  justify-content: start;
}
.dp-form input[type="checkbox"] { accent-color: var(--dp-accent); width: 1.05rem; height: 1.05rem; }

.form-msg {
  font-family: var(--dp-font-mono);
  font-size: 0.85rem;
  padding: 0.8rem 1rem;
  border-radius: var(--dp-radius);
  border: 1px solid var(--dp-line);
}
.form-msg--ok { border-color: var(--dp-accent); color: var(--dp-gold); }
.form-msg--err { border-color: var(--dp-crimson); color: #C96A6A; }
[hidden] { display: none !important; }

/* ---------- Scroll reveal ---------- */

.reveal {
  opacity: 0;
  transform: translateY(12px);
  transition: opacity 250ms ease, transform 250ms ease;
}
.reveal.is-visible { opacity: 1; transform: none; }

/* ---------- Reduced motion ---------- */

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
  .reveal { opacity: 1; transform: none; }
  .hero__particles { display: none; }
}