/* =========================================================================
   Continental Security Quarterly — theme
   An in-universe "defence magazine" aesthetic for the Ace Combat Community
   Artbook site: gunmetal/night-ops panels, a cyan-blue accent (the
   artbook's own accent colour) + targeting-green highlights, and warm
   dossier-paper content panels for readability.
   ========================================================================= */

:root {
  /* Structure */
  --ink-black: #0c0f13;   /* page background */
  --panel: #12161c;       /* nav / banner / footer */
  --panel-alt: #191f27;   /* cards on dark background */
  --line: #2a323d;        /* hairlines on dark panels */

  /* Dossier paper (article content) */
  --paper: #efe8d8;
  --paper-alt: #e6dec9;
  --paper-ink: #201c14;
  --paper-muted: #5c5442;
  --paper-line: #cfc4a4;

  /* Text on dark */
  --text: #e9edf3;
  --muted: #8b93a1;

  /* Accents — cyan-blue is the artbook's own accent colour */
  --accent: #12aec8;
  --accent-bright: #59c6d9;
  --hud-green: #4fd6a8;
  --alert-red: #c1443a;

  /* Type — one typeface across the whole site */
  --font-display: "Noto Serif JP", serif;
  --font-mono: "Noto Serif JP", serif;
  --font-body: "Noto Serif JP", serif;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  background: var(--ink-black);
  color: var(--text);
  font-family: var(--font-body);
  line-height: 1.6;
}

a {
  color: inherit;
}

img {
  max-width: 100%;
}

/* -------------------------------------------------------------------------
   Disclaimer banner — fan-project notice under the nav
   ------------------------------------------------------------------------- */

.disclaimer-banner {
  background: var(--panel-alt);
  border-bottom: 1px solid var(--line);
}

.disclaimer-banner-inner {
  max-width: 1160px;
  margin: 0 auto;
  padding: 0.6rem 1.5rem;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  line-height: 1.5;
  letter-spacing: 0.01em;
  color: var(--muted);
}

.disclaimer-banner-inner strong {
  color: var(--accent);
}

/* -------------------------------------------------------------------------
   Nav
   ------------------------------------------------------------------------- */

.site-header {
  background: var(--panel);
  border-bottom: 2px solid var(--accent);
  position: sticky;
  top: 0;
  z-index: 10;
  box-shadow: 0 1px 0 rgba(0, 0, 0, 0.4);
}

.nav {
  max-width: 1160px;
  margin: 0 auto;
  padding: 0.6rem 1.5rem;
  display: flex;
  align-items: center;
  gap: 1rem;
}

.brand {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  text-decoration: none;
  color: var(--text);
  margin-right: auto;
}

.brand-icon {
  display: block;
  object-fit: contain;
}

.brand-text {
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
  line-height: 1.2;
}

.brand-mark {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: 1.3rem;
  letter-spacing: 0.06em;
}

.brand-title {
  font-family: var(--font-mono);
  font-weight: 600;
  font-size: 0.78rem;
  letter-spacing: 0.02em;
  text-transform: uppercase;
  color: var(--muted);
  white-space: nowrap;
}

.nav-toggle-input {
  display: none;
}

.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 30px;
  height: 30px;
  cursor: pointer;
}

.nav-toggle span {
  display: block;
  height: 2px;
  background: var(--accent);
}

.nav-links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.25rem;
  list-style: none;
  margin: 0;
  padding: 0;
}

.nav-link {
  display: inline-block;
  padding: 0.5rem 0.55rem;
  text-decoration: none;
  color: var(--muted);
  font-family: var(--font-mono);
  font-size: 0.88rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  white-space: nowrap;
  border-bottom: 2px solid transparent;
  transition: color 0.15s ease, border-color 0.15s ease;
}

.nav-link:hover {
  color: var(--text);
  border-color: var(--line);
}

.nav-link.active {
  color: var(--hud-green);
  border-color: var(--hud-green);
}

/* -------------------------------------------------------------------------
   Layout
   ------------------------------------------------------------------------- */

.content {
  max-width: 1160px;
  margin: 0 auto;
  padding: 2.5rem 1.5rem 4rem;
}

.kicker {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 0.75rem;
}

.kicker::before {
  content: "";
  width: 0.55rem;
  height: 0.55rem;
  background: var(--accent);
  display: inline-block;
  transform: rotate(45deg);
}

.headline {
  font-family: var(--font-display);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.01em;
  font-size: clamp(2rem, 5vw, 3.2rem);
  line-height: 1.05;
  margin: 0 0 1rem;
}

.byline {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--muted);
  margin: 0 0 2rem;
  letter-spacing: 0.03em;
}

.byline strong {
  color: var(--text);
}

.dek {
  max-width: 42rem;
  color: var(--muted);
  font-size: 1.05rem;
  margin-bottom: 2rem;
}

/* -------------------------------------------------------------------------
   Dossier / paper article panel
   ------------------------------------------------------------------------- */

.dossier {
  background: var(--paper);
  color: var(--paper-ink);
  border: 1px solid var(--paper-line);
  border-radius: 4px;
  padding: 2rem clamp(1.25rem, 4vw, 3rem);
  position: relative;
}

.dossier + .dossier {
  margin-top: 1.5rem;
}

.dossier h2 {
  font-family: var(--font-display);
  text-transform: uppercase;
  letter-spacing: 0.02em;
  font-size: 1.4rem;
  border-bottom: 2px solid var(--paper-line);
  padding-bottom: 0.5rem;
  margin-top: 0;
}

.dossier p {
  max-width: 60rem;
  margin: 0 0 1rem;
  text-align: left;
}

.dossier p:last-of-type {
  margin-bottom: 0;
}

.dossier .muted,
.dossier small {
  color: var(--paper-muted);
}

.dossier a.inline-link {
  color: var(--alert-red);
  font-weight: 600;
  text-decoration: underline;
}

/* Stamp — a rubber-stamp-style imprint pressed onto a dossier's corner
   (e.g. "DRAFT"): bordered, rotated, sitting just over the edge. */

.stamp {
  position: absolute;
  top: -0.85rem;
  right: -0.75rem;
  border: 3px solid var(--alert-red);
  color: var(--alert-red);
  font-family: var(--font-display);
  font-weight: 900;
  font-size: 1.4rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  padding: 0.45rem 1rem;
  transform: rotate(-6deg);
  border-radius: 4px;
  background: rgba(193, 68, 58, 0.08);
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.25);
}

/* -------------------------------------------------------------------------
   Language notice (Join page) — cyan callout on the dark page background
   ------------------------------------------------------------------------- */

.lang-notice {
  margin: 0 0 2rem;
  padding: 1.1rem 1.4rem 1.1rem 2.25rem;
  border: 1px solid var(--accent);
  border-left: 3px solid var(--accent);
  border-radius: 3px;
  background: rgba(18, 174, 200, 0.08);
  color: var(--accent-bright);
  font-size: 1.02rem;
  line-height: 1.6;
}

.lang-notice li {
  margin-bottom: 0.5rem;
}

.lang-notice li:last-child {
  margin-bottom: 0;
}

.lang-notice li::marker {
  color: var(--accent);
}

/* -------------------------------------------------------------------------
   Contributor paths (Join page)
   ------------------------------------------------------------------------- */

.path-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  align-items: start;
  gap: 1.5rem;
  margin-bottom: 1.5rem;
}

.path-grid .dossier {
  margin: 0;
}

.path-label {
  display: inline-block;
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 0.7rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--alert-red);
  margin: 0 0 0.35rem;
}

.role-list {
  list-style: none;
  margin: 1rem 0 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
}

.role-list li {
  padding-left: 0.9rem;
  border-left: 3px solid var(--paper-line);
}

.role-name {
  display: block;
  font-family: var(--font-display);
  font-weight: 700;
  text-transform: uppercase;
  font-size: 0.85rem;
  letter-spacing: 0.03em;
  margin-bottom: 0.15rem;
}

.role-desc {
  display: block;
  color: var(--paper-muted);
  font-size: 0.9rem;
}

/* -------------------------------------------------------------------------
   Buttons
   ------------------------------------------------------------------------- */

.btn {
  display: inline-block;
  font-family: var(--font-mono);
  font-weight: 600;
  font-size: 0.78rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  text-decoration: none;
  padding: 0.7rem 1.4rem;
  border-radius: 3px;
  border: 1px solid transparent;
}

.btn-primary {
  background: var(--accent);
  color: var(--ink-black);
}

.btn-primary:hover {
  background: var(--accent-bright);
}

.btn-ghost {
  border-color: var(--paper-ink);
  color: var(--paper-ink);
  background: transparent;
}

.btn-ghost:hover {
  background: var(--paper-ink);
  color: var(--paper);
}

.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 1.5rem;
}

/* -------------------------------------------------------------------------
   Home / hero
   ------------------------------------------------------------------------- */

.hero {
  padding-bottom: 1rem;
}

.hero-banner {
  display: block;
  width: 100%;
  height: auto;
  border: 1px solid var(--line);
  border-radius: 4px;
  margin-bottom: 1.5rem;
}

.hero-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1.25rem;
  margin-top: 2rem;
}

.hero-grid .dossier {
  margin: 0;
}

.hero-grid h3 {
  font-family: var(--font-display);
  text-transform: uppercase;
  font-size: 1.05rem;
  margin: 0 0 0.5rem;
}

/* -------------------------------------------------------------------------
   Sample reader — next/prev + zoom viewer for sample book spreads
   ------------------------------------------------------------------------- */

.reader-viewport {
  overflow: auto;
  max-height: 75vh;
  background: #14181f;
  border: 1px solid var(--paper-line);
  border-radius: 3px;
  cursor: zoom-in;
}

.reader-page img {
  display: block;
  width: 100%;
  max-width: none; /* override the global img{max-width:100%} so zoom can grow past 100% */
  height: auto;
}

.reader-controls {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.75rem 1rem;
  margin-top: 1rem;
}

.reader-btn {
  font-family: var(--font-mono);
  font-weight: 600;
  font-size: 0.78rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  padding: 0.5rem 0.9rem;
  border-radius: 3px;
  border: 1px solid var(--paper-ink);
  background: transparent;
  color: var(--paper-ink);
  cursor: pointer;
}

.reader-btn:hover:not(:disabled) {
  background: var(--paper-ink);
  color: var(--paper);
}

.reader-btn:disabled {
  opacity: 0.35;
  cursor: not-allowed;
}

.reader-page-indicator {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--paper-muted);
}

.reader-zoom-hint {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.03em;
  color: var(--paper-muted);
  margin-left: auto;
}

/* -------------------------------------------------------------------------
   Updates / log entries
   ------------------------------------------------------------------------- */

.log-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.log-entry {
  display: grid;
  grid-template-columns: 8.5rem 1fr;
  gap: 1.25rem;
  padding: 1.25rem 0;
  border-bottom: 1px dashed var(--paper-line);
}

.log-entry:last-child {
  border-bottom: none;
  padding-bottom: 0;
}

.log-meta {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--paper-muted);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.log-meta .log-tag {
  display: block;
  color: var(--alert-red);
  font-weight: 700;
  margin-bottom: 0.25rem;
}

.log-entry h3 {
  font-family: var(--font-display);
  text-transform: uppercase;
  font-size: 1.05rem;
  margin: 0 0 0.35rem;
}

.log-body p {
  margin: 0 0 0.75rem;
  color: var(--paper-ink);
}

.log-body ul,
.log-body ol {
  margin: 0 0 0.75rem;
  padding-left: 1.25rem;
  color: var(--paper-ink);
}

.log-body a {
  color: var(--alert-red);
  text-decoration: underline;
}

.log-body > :last-child {
  margin-bottom: 0;
}

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

.site-footer {
  background: var(--panel);
  border-top: 1px solid var(--line);
  margin-top: 2rem;
}

.footer-inner {
  max-width: 1160px;
  margin: 0 auto;
  padding: 1.75rem 1.5rem;
  text-align: center;
}

.footer-line {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent);
  margin: 0 0 0.4rem;
}

.footer-sub {
  color: var(--muted);
  font-size: 0.8rem;
  max-width: 42rem;
  margin: 0 auto;
}

/* -------------------------------------------------------------------------
   Responsive
   ------------------------------------------------------------------------- */

@media (max-width: 900px) {
  .nav {
    flex-wrap: wrap;
  }

  .nav-toggle {
    display: flex;
  }

  .nav-links {
    display: none;
    width: 100%;
    flex-direction: column;
    border-top: 1px solid var(--line);
    margin-top: 0.6rem;
    padding-top: 0.4rem;
  }

  .nav-toggle-input:checked ~ .nav-links {
    display: flex;
  }
}

@media (max-width: 720px) {
  .log-entry {
    grid-template-columns: 1fr;
    gap: 0.35rem;
  }
}