/* ============================================
   Stellar Dominion — Palette tirée du jeu
   Fond bleu-nuit, accents or/ambre + cyan
   ============================================ */

@import url('https://fonts.googleapis.com/css2?family=Rajdhani:wght@400;500;600;700&family=Inter:wght@400;500;600&display=swap');

:root {
  --bg-deep: #08081a;
  --bg-panel: #0e1025;
  --bg-card: #131535;
  --bg-card-hover: #191c42;
  --gold: #d4a84b;
  --gold-light: #f0cc6b;
  --gold-dim: #a07c30;
  --cyan: #4fc3f7;
  --cyan-dim: #2a7fa3;
  --red: #e05555;
  --green: #4caf7d;
  --purple: #b07de8;
  --text: #d8dce6;
  --text-dim: #7e849a;
  --border: rgba(255,255,255,0.06);
  --border-gold: rgba(212,168,75,0.25);
  --glow-gold: 0 0 20px rgba(212,168,75,0.15);
  --glow-cyan: 0 0 20px rgba(79,195,247,0.12);
  --font-display: 'Rajdhani', system-ui, sans-serif;
  --font-body: 'Inter', system-ui, sans-serif;
  --max-w: 1080px;
  --header-h: 60px;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html {
  scroll-behavior: smooth;
  background: var(--bg-deep);
}

body {
  font-family: var(--font-body);
  background: transparent;
  color: var(--text);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

a { color: var(--gold); text-decoration: none; transition: color .2s; }
a:hover { color: var(--gold-light); }
img { max-width: 100%; height: auto; display: block; }

/* ---- Starfield ---- */

#starfield {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
  pointer-events: none;
}

body > *:not(#starfield) {
  position: relative;
  z-index: 1;
}

/* ---- Language switch ---- */

.lang-switch {
  display: inline-flex !important;
  align-items: center;
  gap: 5px;
  color: var(--gold-dim) !important;
  border: 1px solid var(--border-gold);
  border-radius: 4px;
  padding: 4px 10px !important;
  font-size: .75rem !important;
  font-weight: 600 !important;
  letter-spacing: 0.05em;
}
.lang-switch:hover {
  color: var(--gold-light) !important;
  background: rgba(212,168,75,0.1) !important;
}

.flag {
  display: inline-block;
  vertical-align: middle;
  border-radius: 2px;
  flex-shrink: 0;
}

/* ---- Header ---- */

.header {
  position: sticky;
  top: 0;
  z-index: 100;
  height: var(--header-h);
  background: rgba(8,8,26,0.88);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--border);
}

.header-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}

.logo { display: flex; align-items: center; gap: 10px; }
.logo-img { height: 34px; width: auto; border-radius: 6px; }
.logo-text {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.15rem;
  color: var(--gold);
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.nav { display: flex; gap: 4px; }
.nav a {
  color: var(--text-dim);
  padding: 6px 14px;
  border-radius: 6px;
  font-size: .8125rem;
  font-weight: 500;
  letter-spacing: 0.02em;
  text-transform: uppercase;
  transition: color .2s, background .2s;
}
.nav a:hover, .nav a.active {
  color: var(--gold-light);
  background: rgba(212,168,75,0.08);
}

.menu-toggle {
  display: none;
  background: none;
  border: 1px solid var(--border);
  color: var(--gold);
  font-size: 1.25rem;
  cursor: pointer;
  padding: 4px 8px;
  border-radius: 6px;
}

/* ---- Hero ---- */

.hero {
  position: relative;
  text-align: center;
  padding: 56px 24px 64px;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 80% 60% at 50% 20%, rgba(212,168,75,0.06) 0%, transparent 70%),
    radial-gradient(ellipse 60% 50% at 50% 80%, rgba(79,195,247,0.04) 0%, transparent 70%);
  pointer-events: none;
}

.hero h1 {
  font-family: var(--font-display);
  font-size: clamp(2.2rem, 5.5vw, 3.5rem);
  font-weight: 700;
  color: var(--gold);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  margin-bottom: 8px;
}

.hero .subtitle {
  font-family: var(--font-display);
  font-size: clamp(1rem, 2.2vw, 1.35rem);
  color: var(--text-dim);
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: 20px;
}

.hero .description {
  max-width: 640px;
  margin: 0 auto;
  color: var(--text-dim);
  font-size: .9375rem;
  line-height: 1.7;
}

/* ---- Hero image (vaisseau) ---- */

.hero-showcase {
  margin: 48px auto 0;
  max-width: 720px;
  position: relative;
}

.hero-showcase img {
  width: 100%;
  border-radius: 12px;
  border: 1px solid var(--border-gold);
  box-shadow: var(--glow-gold);
}

/* ---- Screenshots ---- */

.screenshots-section { padding-top: 32px; padding-bottom: 48px; }

.screenshots {
  display: flex;
  gap: 14px;
  justify-content: center;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: none;
  padding: 0 24px;
}
.screenshots::-webkit-scrollbar { display: none; }

.screenshot {
  flex: 0 0 auto;
  width: 180px;
  border-radius: 14px;
  border: 1px solid var(--border);
  transition: transform .3s, border-color .3s;
}
.screenshot:hover {
  transform: scale(1.03);
  border-color: var(--border-gold);
}

/* ---- Sections ---- */

.section {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 64px 24px;
}

.section-title {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 48px;
  text-align: center;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--gold);
}

.section-divider {
  width: 48px;
  height: 2px;
  background: var(--gold-dim);
  margin: 0 auto 48px;
  border-radius: 1px;
}

/* ---- Features (alternating) ---- */

.feature {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  align-items: center;
  margin-bottom: 72px;
}
.feature:last-child { margin-bottom: 0; }
.feature.reverse .feature-visual { order: -1; }

.feature-content h2 {
  font-family: var(--font-display);
  font-size: 1.35rem;
  font-weight: 700;
  margin-bottom: 12px;
  color: var(--text);
  text-transform: uppercase;
  letter-spacing: 0.03em;
}

.feature-content p {
  color: var(--text-dim);
  line-height: 1.75;
  font-size: .9375rem;
}

.feature-visual {
  aspect-ratio: 16/10;
  border-radius: 10px;
  overflow: hidden;
  border: 1px solid var(--border);
  position: relative;
}
.feature-visual::after {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: 10px;
  box-shadow: inset 0 0 40px rgba(0,0,0,0.4);
  pointer-events: none;
}
.feature-visual img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* ---- Specs Strip ---- */

.specs-strip {
  display: flex;
  justify-content: center;
  gap: 0;
  border: 1px solid var(--border);
  border-radius: 10px;
  background: var(--bg-card);
  overflow: hidden;
}

.spec-item {
  flex: 1;
  text-align: center;
  padding: 28px 12px;
  position: relative;
}

.spec-item + .spec-item::before {
  content: '';
  position: absolute;
  left: 0;
  top: 20%;
  height: 60%;
  width: 1px;
  background: var(--border);
}

.spec-value {
  display: block;
  font-family: var(--font-display);
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--gold);
  letter-spacing: 0.02em;
  line-height: 1;
  margin-bottom: 6px;
}

.spec-label {
  display: block;
  font-size: .75rem;
  color: var(--text-dim);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  font-weight: 500;
}

/* ---- CTA ---- */

.cta {
  text-align: center;
  padding: 72px 24px;
  position: relative;
}

.cta::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse 60% 50% at 50% 50%, rgba(212,168,75,0.05) 0%, transparent 70%);
  pointer-events: none;
}

.cta h2 {
  font-family: var(--font-display);
  font-size: 1.75rem;
  font-weight: 700;
  margin-bottom: 8px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--gold);
}

.cta p {
  color: var(--text-dim);
  font-size: 1rem;
  margin-bottom: 28px;
}

.cta-button {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 12px 28px;
  background: linear-gradient(135deg, var(--gold-dim), var(--gold));
  color: #0a0a18;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: .9375rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  border-radius: 8px;
  border: none;
  cursor: pointer;
  box-shadow: var(--glow-gold);
  transition: opacity .2s, transform .2s;
}

.cta-button:hover {
  opacity: .9;
  transform: translateY(-1px);
  color: #0a0a18;
}

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

.footer {
  border-top: 1px solid var(--border);
  padding: 32px 24px;
}

.footer-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
}

.footer-copy { color: var(--text-dim); font-size: .8125rem; }
.footer-links { display: flex; gap: 20px; }
.footer-links a { color: var(--text-dim); font-size: .8125rem; }
.footer-links a:hover { color: var(--gold); }

/* ---- Legal ---- */

.legal {
  max-width: 740px;
  margin: 0 auto;
  padding: 56px 24px 100px;
}

.legal h1 {
  font-family: var(--font-display);
  font-size: 1.75rem;
  font-weight: 700;
  margin-bottom: 6px;
  color: var(--gold);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.legal .last-update {
  color: var(--text-dim);
  font-size: .8125rem;
  margin-bottom: 44px;
}

.legal h2 {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 600;
  margin-top: 36px;
  margin-bottom: 10px;
  color: var(--gold-light);
  text-transform: uppercase;
  letter-spacing: 0.03em;
}

.legal h3 {
  font-size: .95rem;
  font-weight: 600;
  margin-top: 20px;
  margin-bottom: 8px;
  color: var(--text);
}

.legal p {
  color: var(--text-dim);
  margin-bottom: 10px;
  line-height: 1.7;
  font-size: .9375rem;
}

.legal ul {
  color: var(--text-dim);
  margin: 6px 0 14px 18px;
  line-height: 1.8;
  font-size: .9375rem;
}

.legal strong { color: var(--text); font-weight: 600; }

/* ---- Contact ---- */

.contact-page {
  max-width: 560px;
  margin: 0 auto;
  padding: 56px 24px 100px;
}

.contact-page h1 {
  font-family: var(--font-display);
  font-size: 1.75rem;
  font-weight: 700;
  margin-bottom: 6px;
  color: var(--gold);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.contact-page .intro {
  color: var(--text-dim);
  margin-bottom: 36px;
  font-size: .9375rem;
}

.form-group { margin-bottom: 18px; }

.form-group label {
  display: block;
  font-size: .8125rem;
  font-weight: 500;
  margin-bottom: 5px;
  color: var(--text-dim);
  text-transform: uppercase;
  letter-spacing: 0.03em;
}

.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  padding: 10px 14px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 8px;
  color: var(--text);
  font-family: var(--font-body);
  font-size: .9rem;
  transition: border-color .2s;
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  outline: none;
  border-color: var(--gold-dim);
  box-shadow: 0 0 0 2px rgba(212,168,75,0.1);
}

.form-group textarea { resize: vertical; min-height: 120px; }
.form-group select option { background: var(--bg-panel); }

.submit-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 24px;
  background: linear-gradient(135deg, var(--gold-dim), var(--gold));
  color: #0a0a18;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: .875rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  border: none;
  border-radius: 8px;
  cursor: pointer;
  transition: opacity .2s;
}
.submit-btn:hover { opacity: .9; }

/* ---- Animations ---- */

.fade-in {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity .5s ease, transform .5s ease;
}
.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ---- Mobile nav overlay ---- */

.nav-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,.55);
  z-index: 98;
}
.nav-overlay.open { display: block; }

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

@media (max-width: 768px) {
  .menu-toggle { display: block; }

  .nav {
    position: fixed;
    top: 0; right: 0;
    width: 260px; height: 100dvh;
    background: var(--bg-panel);
    flex-direction: column;
    padding: 72px 20px 20px;
    gap: 2px;
    transform: translateX(100%);
    transition: transform .3s ease;
    z-index: 99;
    border-left: 1px solid var(--border);
  }
  .nav.open { transform: translateX(0); }
  .nav a { padding: 10px 14px; font-size: .875rem; }

  .feature {
    grid-template-columns: 1fr;
    gap: 20px;
    margin-bottom: 48px;
  }
  .feature.reverse .feature-visual { order: 0; }

  .hero { padding: 40px 20px 48px; }

  .specs-strip { flex-wrap: wrap; }
  .spec-item { flex: 0 0 33.33%; }
  .spec-item + .spec-item::before { display: none; }
  .screenshot { width: 150px; }
  .footer-inner { flex-direction: column; text-align: center; }
}

@media (max-width: 480px) {
  .screenshot { width: 130px; }
  .login-box { padding: 24px 20px; }
}

/* ---- Auth button ---- */

.auth-btn {
  color: var(--gold-dim) !important;
  border: 1px solid var(--border-gold);
  border-radius: 4px;
  padding: 4px 12px !important;
  font-size: .75rem !important;
  font-weight: 600 !important;
  letter-spacing: 0.04em;
  cursor: pointer;
  background: none;
  font-family: var(--font-body);
  transition: color .2s, background .2s;
}
.auth-btn:hover {
  color: var(--gold-light) !important;
  background: rgba(212,168,75,0.1) !important;
}

/* ---- Login modal ---- */

.login-overlay {
  display: none;
  position: fixed !important;
  inset: 0;
  background: rgba(0,0,0,.6);
  z-index: 10000 !important;
  align-items: center;
  justify-content: center;
}
.login-overlay.open { display: flex; }

.login-box {
  background: var(--bg-panel);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 32px;
  width: 340px;
  max-width: 90%;
}

.login-box h2 {
  font-family: var(--font-display);
  color: var(--gold);
  font-size: 1.25rem;
  margin-bottom: 20px;
  text-align: center;
}

.login-box .form-group { margin-bottom: 16px; }

.login-box .login-submit {
  width: 100%;
  padding: 10px;
  background: linear-gradient(135deg, var(--gold-dim), var(--gold));
  color: #0a0a18;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: .875rem;
  letter-spacing: 0.04em;
  border: none;
  border-radius: 8px;
  cursor: pointer;
  transition: opacity .2s;
}
.login-box .login-submit:hover { opacity: .9; }

.login-error {
  color: var(--red);
  font-size: .8rem;
  text-align: center;
  margin-bottom: 10px;
  min-height: 1.2em;
}