:root {
  --bg: #050C18;
  --surface: #091524;
  --card: #0F1E35;
  --border: #1A3A5C;
  --cyan: #00D4FF;
  --green: #00E676;
  --red: #FF3D3D;
  --amber: #FFAB00;
  --text: #CCE8FF;
  --text-secondary: #7AACCC;
  --text-dim: #2A4D6E;
  --gold: #FFD700;
  --teal: #00B4A0;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

body {
  font-family: 'Share Tech Mono', 'Courier New', monospace;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
}

a { color: var(--cyan); text-decoration: none; }
a:hover { text-decoration: underline; }

header {
  text-align: center;
  padding: 5rem 1.5rem 3rem;
  position: relative;
  overflow: hidden;
}

.sonar-ring {
  position: absolute; top: 50%; left: 50%;
  width: 400px; height: 400px;
  border: 1px solid var(--cyan);
  border-radius: 50%;
  transform: translate(-50%, -50%);
  animation: sonar-pulse 3s linear infinite;
  opacity: 0;
}
.sonar-ring:nth-child(2) { animation-delay: 1s; }
@keyframes sonar-pulse {
  from { transform: translate(-50%, -50%) scale(0.1); opacity: 0.5; }
  to   { transform: translate(-50%, -50%) scale(1.4); opacity: 0; }
}

.eyemark { font-size: 2.5rem; color: var(--cyan); display: block; margin-bottom: 0.5rem; }

h1 {
  font-size: clamp(2.8rem, 8vw, 5rem);
  letter-spacing: 0.3em;
  color: var(--cyan);
  text-transform: uppercase;
  margin-bottom: 0.4rem;
}

.tagline {
  color: var(--text-secondary);
  letter-spacing: 0.15em;
  font-size: 0.9rem;
  margin-bottom: 0.3rem;
}

.sub-tagline { color: var(--text-dim); font-size: 0.8rem; letter-spacing: 0.1em; }

.hero-tagline-main {
  font-size: 1.1rem;
  color: var(--text);
  letter-spacing: 0.12em;
  margin-top: 0.6rem;
  margin-bottom: 0.3rem;
}

.cta-group { margin-top: 2.5rem; display: flex; gap: 1rem; justify-content: center; flex-wrap: wrap; }

.btn {
  display: inline-block;
  padding: 0.7rem 2rem;
  border-radius: 3px;
  font-family: inherit;
  font-size: 0.85rem;
  letter-spacing: 0.15em;
  font-weight: bold;
  cursor: pointer;
  transition: opacity 0.2s;
}
.btn:hover { opacity: 0.85; text-decoration: none; }
.btn-primary { background: var(--cyan); color: var(--bg); }
.btn-outline { border: 1px solid var(--cyan); color: var(--cyan); }

main { max-width: 960px; margin: 0 auto; padding: 2rem 1.5rem; }

.section-label {
  font-size: 0.75rem;
  letter-spacing: 0.3em;
  color: var(--text-dim);
  text-transform: uppercase;
  margin-bottom: 1rem;
}

h2 {
  font-size: 1.3rem;
  letter-spacing: 0.15em;
  color: var(--cyan);
  margin-bottom: 1.5rem;
  border-bottom: 1px solid var(--border);
  padding-bottom: 0.5rem;
}

section { margin-bottom: 3.5rem; }

/* ─── BRIEFING ─── */
.briefing-text {
  color: var(--text-secondary);
  font-size: 0.9rem;
  line-height: 1.8;
  max-width: 720px;
}
.briefing-text p { margin-bottom: 1rem; }
.briefing-text p:last-child { margin-bottom: 0; }

/* ─── FLEET / SHIP DISPLAY ─── */
.fleet-list { display: flex; flex-direction: column; gap: 1.2rem; }

.ship-row {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 1rem 1.2rem;
  display: flex;
  align-items: center;
  gap: 1.2rem;
  flex-wrap: wrap;
}

.ship-info { flex: 1; min-width: 180px; }
.ship-name { color: var(--cyan); font-size: 0.95rem; letter-spacing: 0.1em; }
.ship-size { color: var(--text-dim); font-size: 0.75rem; margin-top: 0.2rem; }
.ship-unlock { color: var(--amber); font-size: 0.75rem; margin-top: 0.3rem; letter-spacing: 0.05em; }

.ship-display { display: flex; gap: 3px; align-items: center; }
.ship-cell {
  width: 22px; height: 22px;
  border-radius: 2px;
  display: inline-block;
  background: var(--cyan);
  opacity: 0.85;
  border: 1px solid rgba(0,212,255,0.4);
}
.ship-cell.carrier  { background: #00B4D8; }
.ship-cell.battleship { background: #4895EF; }
.ship-cell.cruiser  { background: #4CC9F0; }
.ship-cell.submarine { background: #7209B7; }
.ship-cell.destroyer { background: #3A0CA3; }

/* ─── SUPER WEAPONS ─── */
.weapons-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 1.2rem; }

.weapon-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 1.2rem;
  position: relative;
  transition: border-color 0.2s;
}
.weapon-card:hover { border-color: var(--amber); }

.weapon-icon { font-size: 1.8rem; margin-bottom: 0.5rem; display: block; }
.weapon-name { color: var(--amber); font-size: 0.9rem; letter-spacing: 0.12em; margin-bottom: 0.3rem; }
.weapon-desc { color: var(--text-secondary); font-size: 0.78rem; line-height: 1.5; margin-bottom: 0.6rem; }
.weapon-unlock { color: var(--text-dim); font-size: 0.72rem; letter-spacing: 0.06em; }

.weapon-pattern {
  margin: 0.8rem 0;
  display: inline-flex;
  flex-direction: column;
  gap: 2px;
  background: var(--surface);
  border: 1px solid var(--border);
  padding: 6px;
  border-radius: 3px;
}
.weapon-pattern-row { display: flex; gap: 2px; }
.wp-cell {
  width: 14px; height: 14px;
  border-radius: 1px;
  background: var(--text-dim);
}
.wp-cell.hit { background: var(--amber); box-shadow: 0 0 4px var(--amber); }

/* ─── MEDALS ─── */
.medals-tier { margin-bottom: 2rem; }
.tier-label {
  font-size: 0.7rem;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  margin-bottom: 0.8rem;
  padding: 0.3rem 0.6rem;
  display: inline-block;
  border-radius: 2px;
}
.tier-legendary { color: var(--gold); border: 1px solid var(--gold); background: rgba(255,215,0,0.06); }
.tier-epic      { color: var(--amber); border: 1px solid var(--amber); background: rgba(255,171,0,0.06); }
.tier-rare      { color: var(--cyan); border: 1px solid var(--cyan); background: rgba(0,212,255,0.06); }
.tier-common    { color: var(--teal); border: 1px solid var(--teal); background: rgba(0,180,160,0.06); }

.medals-row { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 0.8rem; }

.medal-card {
  background: var(--card);
  border-radius: 4px;
  padding: 0.9rem 1rem;
  border-left: 3px solid transparent;
  border: 1px solid var(--border);
}
.medal-legendary { border-left: 3px solid var(--gold); box-shadow: 0 0 12px rgba(255,215,0,0.15); }
.medal-epic      { border-left: 3px solid var(--amber); box-shadow: 0 0 10px rgba(255,171,0,0.12); }
.medal-rare      { border-left: 3px solid var(--cyan); box-shadow: 0 0 10px rgba(0,212,255,0.10); }
.medal-common    { border-left: 3px solid var(--teal); box-shadow: 0 0 8px rgba(0,180,160,0.08); }

.medal-icon  { font-size: 1.4rem; margin-bottom: 0.3rem; display: block; }
.medal-name  { font-size: 0.82rem; letter-spacing: 0.08em; margin-bottom: 0.25rem; }
.medal-legendary .medal-name { color: var(--gold); }
.medal-epic      .medal-name { color: var(--amber); }
.medal-rare      .medal-name { color: var(--cyan); }
.medal-common    .medal-name { color: var(--teal); }
.medal-condition { color: var(--text-secondary); font-size: 0.72rem; line-height: 1.4; }

/* ─── RANK PROGRESSION ─── */
.rank-ladder { display: flex; flex-direction: column; gap: 0.5rem; }

.rank-row {
  display: flex;
  align-items: center;
  gap: 1rem;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 3px;
  padding: 0.65rem 1rem;
}
.rank-row.current { border-color: var(--cyan); background: rgba(0,212,255,0.04); }

.rank-insignia { font-size: 1.2rem; min-width: 2rem; text-align: center; }
.rank-name { color: var(--text); font-size: 0.9rem; letter-spacing: 0.1em; flex: 1; }
.rank-score { color: var(--text-dim); font-size: 0.75rem; letter-spacing: 0.05em; min-width: 80px; text-align: right; }
.rank-bar-wrap { flex: 1; max-width: 200px; height: 4px; background: var(--surface); border-radius: 2px; overflow: hidden; }
.rank-bar { height: 100%; border-radius: 2px; background: var(--cyan); }

.rank-row.rank-fleet-admiral .rank-name { color: var(--gold); }
.rank-row.rank-admiral       .rank-name { color: var(--amber); }
.rank-row.rank-vice-admiral  .rank-name { color: #A78BFA; }
.rank-row.rank-commodore     .rank-name { color: var(--cyan); }
.rank-row.rank-captain       .rank-name { color: var(--green); }

/* ─── SENSES OF WAR ─── */
.senses-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 1rem; }

.sense-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 1rem 1.1rem;
}
.sense-icon { font-size: 1.4rem; margin-bottom: 0.4rem; display: block; }
.sense-title { font-size: 0.82rem; letter-spacing: 0.1em; color: var(--green); margin-bottom: 0.3rem; }
.sense-desc { color: var(--text-secondary); font-size: 0.76rem; line-height: 1.5; }

/* ─── CAREER COMMAND / MOCK STATS ─── */
.career-panel {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 1.5rem;
  max-width: 560px;
}
.career-header {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 1.2rem;
  padding-bottom: 0.8rem;
  border-bottom: 1px solid var(--border);
}
.career-rank-badge {
  font-size: 2rem;
}
.career-rank-name {
  color: var(--gold);
  font-size: 0.9rem;
  letter-spacing: 0.15em;
}
.career-rank-sub {
  color: var(--text-dim);
  font-size: 0.72rem;
}

.mock-stats { display: grid; grid-template-columns: 1fr 1fr; gap: 0.7rem; margin-bottom: 1.2rem; }
.mock-stat {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 3px;
  padding: 0.6rem 0.8rem;
}
.mock-stat-label { color: var(--text-dim); font-size: 0.68rem; letter-spacing: 0.1em; text-transform: uppercase; }
.mock-stat-value { color: var(--cyan); font-size: 1.1rem; letter-spacing: 0.05em; margin-top: 0.2rem; }

.career-medals-label { color: var(--text-dim); font-size: 0.72rem; letter-spacing: 0.15em; text-transform: uppercase; margin-bottom: 0.5rem; }
.career-medals-row { display: flex; flex-wrap: wrap; gap: 0.4rem; font-size: 1.2rem; }

/* ─── FEATURES ─── */
.features { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 1rem; }

.feature-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 1.2rem;
}
.feature-card .icon { font-size: 1.5rem; margin-bottom: 0.5rem; display: block; }
.feature-card h3 { color: var(--green); font-size: 0.9rem; letter-spacing: 0.1em; margin-bottom: 0.4rem; }
.feature-card p { color: var(--text-secondary); font-size: 0.8rem; line-height: 1.5; }

/* ─── CODE BLOCK ─── */
.code-block {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 1rem 1.2rem;
  font-size: 0.8rem;
  color: var(--green);
  overflow-x: auto;
  white-space: pre-wrap;
}

/* ─── DOWNLOAD CTA ─── */
.download-section {
  text-align: center;
  padding: 2.5rem 1rem;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 6px;
}
.download-section h2 { border-bottom: none; justify-content: center; }
.download-eyemark { font-size: 3rem; margin-bottom: 0.8rem; display: block; }
.download-desc { color: var(--text-secondary); font-size: 0.85rem; margin-bottom: 1.5rem; }

/* ─── LANGUAGE SWITCH ─── */
.lang-switch {
  position: fixed; top: 1rem; right: 1rem;
  background: var(--card);
  border: 1px solid var(--border);
  color: var(--text-secondary);
  padding: 0.4rem 0.8rem;
  border-radius: 3px;
  font-family: inherit;
  font-size: 0.8rem;
  z-index: 100;
}
.lang-switch:hover { color: var(--cyan); text-decoration: none; }

footer {
  text-align: center;
  padding: 2rem 1.5rem;
  border-top: 1px solid var(--border);
  color: var(--text-dim);
  font-size: 0.75rem;
  letter-spacing: 0.1em;
}

[dir="rtl"] body { direction: rtl; }
[dir="rtl"] h1 { letter-spacing: 0.1em; }
[dir="rtl"] .lang-switch { right: auto; left: 1rem; }

@media (prefers-reduced-motion: reduce) {
  .sonar-ring { animation: none; opacity: 0; }
  .medal-legendary, .medal-epic, .medal-rare, .medal-common { box-shadow: none; }
}

@media (max-width: 600px) {
  .ship-row { flex-direction: column; align-items: flex-start; }
  .mock-stats { grid-template-columns: 1fr; }
  .weapons-grid { grid-template-columns: 1fr; }
}