/* ==========================================================================
   NEXA NETWORK — PRODUCTION DESIGN SYSTEM
   Theme: Sharp, Dark, Minimal, High-End Gaming Brand
   Strict Guardrails: No SaaS gradients, no floating blobs, no rounded pills
   ========================================================================== */

:root {
  /* Restrained Dark Palette */
  --bg-void: #08090c;
  --bg-surface: #101217;
  --bg-surface-elevated: #161921;
  --bg-surface-hover: #1c202a;
  --bg-glass: rgba(16, 18, 23, 0.85);

  /* 1px Sharp Architectural Borders */
  --border-subtle: rgba(255, 255, 255, 0.07);
  --border-base: #222631;
  --border-strong: #2e3444;
  --border-focus: #00e599;

  /* Typography Colors */
  --text-primary: #f4f6f8;
  --text-secondary: #9da5b4;
  --text-muted: #656d7d;
  --text-inverse: #08090c;

  /* NEXA Brand Accent: Cyber Emerald */
  --accent-brand: #00e599;
  --accent-brand-hover: #05f0a0;
  --accent-brand-dim: rgba(0, 229, 153, 0.12);
  --accent-brand-border: rgba(0, 229, 153, 0.35);

  /* Functional Accents */
  --accent-cyan: #38bdf8;
  --accent-cyan-dim: rgba(56, 189, 248, 0.12);
  --accent-rose: #f43f5e;
  --accent-rose-dim: rgba(244, 63, 94, 0.12);
  --accent-gold: #f59e0b;
  --accent-gold-dim: rgba(245, 158, 11, 0.12);

  /* Micro-Geometry */
  --radius-xs: 2px;
  --radius-sm: 4px;
  --radius-md: 6px;
  --radius-lg: 8px;

  /* Fonts */
  --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --font-mono: "JetBrains Mono", "SFMono-Regular", Consolas, "Liberation Mono", Menlo, monospace;

  /* Layout */
  --container-max: 1200px;
  --container-wide: 1360px;
}

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

html {
  font-size: 16px;
  background-color: var(--bg-void);
  color: var(--text-primary);
  font-family: var(--font-sans);
  -webkit-font-smoothing: antialiased;
  scroll-behavior: smooth;
}

body {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  line-height: 1.55;
  background-color: var(--bg-void);
  color: var(--text-primary);
  overflow-x: hidden;
}

/* Subtle Technical Grid Background */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  background-image: 
    linear-gradient(to right, rgba(255, 255, 255, 0.02) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(255, 255, 255, 0.02) 1px, transparent 1px);
  background-size: 48px 48px;
  pointer-events: none;
  z-index: -1;
}

/* Typography Defaults */
h1, h2, h3, h4, h5, h6 {
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: -0.025em;
  color: var(--text-primary);
}

a {
  color: inherit;
  text-decoration: none;
  transition: color 0.15s ease;
}

a:hover {
  color: var(--accent-brand);
}

p {
  color: var(--text-secondary);
  font-size: 1rem;
}

code, kbd, pre {
  font-family: var(--font-mono);
}

/* Container */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin-left: auto;
  margin-right: auto;
  padding-left: 24px;
  padding-right: 24px;
}

.container-wide {
  max-width: var(--container-wide);
}

/* ==========================================================================
   GLOBAL NAVBAR
   ========================================================================== */
.nexa-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(8, 9, 12, 0.94);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border-base);
}

.nexa-navbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 68px;
}

.brand-group {
  display: flex;
  align-items: center;
  gap: 16px;
}

.brand-link {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
}

.brand-mark {
  width: 32px;
  height: 32px;
  background: var(--bg-surface-elevated);
  border: 1px solid var(--border-strong);
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-sm);
  color: var(--accent-brand);
  font-weight: 900;
  font-family: var(--font-mono);
  font-size: 1.1rem;
}

.brand-text {
  font-size: 1.25rem;
  font-weight: 800;
  letter-spacing: 0.05em;
  color: #ffffff;
}

.brand-sub {
  font-size: 0.65rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent-brand);
  font-family: var(--font-mono);
  margin-left: -2px;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 28px;
  list-style: none;
}

.nav-link {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  padding: 6px 0;
  position: relative;
  transition: color 0.15s ease;
}

.nav-link:hover, .nav-link.active {
  color: #ffffff;
}

.nav-link.active::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--accent-brand);
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 14px;
}

.mobile-menu-btn {
  display: none;
  background: transparent;
  border: 1px solid var(--border-base);
  color: var(--text-primary);
  width: 38px;
  height: 38px;
  border-radius: var(--radius-sm);
  cursor: pointer;
}

/* ==========================================================================
   BUTTONS & BADGES (Sharp micro-radius, no generic pills)
   ========================================================================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 20px;
  font-size: 0.875rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  border-radius: var(--radius-sm);
  border: 1px solid transparent;
  cursor: pointer;
  transition: all 0.15s ease;
  white-space: nowrap;
}

.btn-primary {
  background: var(--accent-brand);
  color: #050608;
  border-color: var(--accent-brand);
}

.btn-primary:hover {
  background: var(--accent-brand-hover);
  color: #000000;
  transform: translateY(-1px);
}

.btn-secondary {
  background: var(--bg-surface);
  color: var(--text-primary);
  border-color: var(--border-strong);
}

.btn-secondary:hover {
  background: var(--bg-surface-elevated);
  border-color: var(--accent-brand);
  color: #ffffff;
}

.btn-outline {
  background: transparent;
  color: var(--text-primary);
  border-color: var(--border-base);
}

.btn-outline:hover {
  background: var(--bg-surface);
  border-color: var(--border-strong);
  color: var(--accent-brand);
}

.btn-cyan {
  background: var(--accent-cyan);
  color: #040911;
  border-color: var(--accent-cyan);
}

.btn-cyan:hover {
  background: #60a5fa;
  color: #000000;
}

.btn-sm {
  padding: 6px 12px;
  font-size: 0.775rem;
}

.btn-lg {
  padding: 14px 28px;
  font-size: 0.95rem;
}

/* Quick Copy IP Box */
.ip-copy-badge {
  display: inline-flex;
  align-items: center;
  background: var(--bg-surface);
  border: 1px solid var(--border-base);
  border-radius: var(--radius-sm);
  padding: 6px 12px;
  gap: 10px;
  font-family: var(--font-mono);
  font-size: 0.825rem;
  cursor: pointer;
  transition: border-color 0.15s ease;
  user-select: all;
}

.ip-copy-badge:hover {
  border-color: var(--accent-brand);
}

.ip-copy-badge .ip-text {
  color: #ffffff;
  font-weight: 600;
}

.ip-copy-badge .copy-icon {
  color: var(--text-muted);
  font-size: 0.75rem;
}

/* Technical Badges */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.725rem;
  font-family: var(--font-mono);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  padding: 4px 8px;
  border-radius: var(--radius-xs);
  border: 1px solid var(--border-base);
  background: var(--bg-surface);
  color: var(--text-secondary);
}

.badge-brand {
  background: var(--accent-brand-dim);
  color: var(--accent-brand);
  border-color: var(--accent-brand-border);
}

.badge-cyan {
  background: var(--accent-cyan-dim);
  color: var(--accent-cyan);
  border-color: rgba(56, 189, 248, 0.3);
}

.badge-gold {
  background: var(--accent-gold-dim);
  color: var(--accent-gold);
  border-color: rgba(245, 158, 11, 0.3);
}

.badge-rose {
  background: var(--accent-rose-dim);
  color: var(--accent-rose);
  border-color: rgba(244, 63, 94, 0.3);
}

.live-indicator {
  width: 7px;
  height: 7px;
  background: var(--accent-brand);
  border-radius: 50%;
  box-shadow: 0 0 8px var(--accent-brand);
  animation: pulseLive 2s infinite ease-in-out;
}

@keyframes pulseLive {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.4; transform: scale(0.85); }
}

/* ==========================================================================
   HERO SECTION (Editorial Grid, Asymmetrical, Dominant CTA)
   ========================================================================== */
.hero-section {
  padding: 80px 0 60px;
  border-bottom: 1px solid var(--border-base);
  position: relative;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.25fr 0.85fr;
  gap: 48px;
  align-items: center;
}

.hero-eyebrow {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 16px;
}

.hero-title {
  font-size: clamp(2.5rem, 5.5vw, 4.25rem);
  font-weight: 900;
  letter-spacing: -0.04em;
  line-height: 1.05;
  color: #ffffff;
  margin-bottom: 20px;
}

.hero-title .brand-accent {
  color: var(--accent-brand);
}

.hero-lead {
  font-size: 1.15rem;
  color: var(--text-secondary);
  line-height: 1.6;
  max-width: 600px;
  margin-bottom: 32px;
}

.hero-cta-group {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 16px;
  margin-bottom: 32px;
}

.hero-ip-terminal {
  display: flex;
  align-items: center;
  background: var(--bg-surface);
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-sm);
  padding: 8px 14px;
  gap: 12px;
  max-width: 480px;
}

.hero-ip-terminal .prompt {
  color: var(--accent-brand);
  font-family: var(--font-mono);
  font-weight: 700;
}

.hero-ip-terminal .ip {
  color: #ffffff;
  font-family: var(--font-mono);
  font-size: 0.95rem;
  font-weight: 600;
}

/* Hero Telemetry Card */
.telemetry-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-base);
  border-radius: var(--radius-md);
  padding: 24px;
}

.telemetry-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--border-base);
  margin-bottom: 20px;
}

.telemetry-stats-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-bottom: 20px;
}

.stat-box {
  background: var(--bg-void);
  border: 1px solid var(--border-subtle);
  padding: 14px;
  border-radius: var(--radius-sm);
}

.stat-box .label {
  font-size: 0.725rem;
  font-family: var(--font-mono);
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 4px;
}

.stat-box .value {
  font-size: 1.35rem;
  font-weight: 800;
  font-family: var(--font-mono);
  color: #ffffff;
}

.stat-box .value.accent {
  color: var(--accent-brand);
}

.telemetry-meta {
  border-top: 1px solid var(--border-base);
  padding-top: 16px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  font-size: 0.8rem;
  color: var(--text-muted);
  font-family: var(--font-mono);
}

/* ==========================================================================
   LIVE STATUS BAR (Real-time telemetry ticker)
   ========================================================================== */
.status-bar-section {
  background: var(--bg-surface);
  border-bottom: 1px solid var(--border-base);
  padding: 12px 0;
}

.status-bar-items {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
  font-family: var(--font-mono);
  font-size: 0.8rem;
}

.status-item {
  display: flex;
  align-items: center;
  gap: 8px;
}

.status-item .label {
  color: var(--text-muted);
  text-transform: uppercase;
}

.status-item .val {
  color: #ffffff;
  font-weight: 600;
}

/* ==========================================================================
   EDITORIAL SECTION LAYOUTS
   ========================================================================== */
.section-pad {
  padding: 80px 0;
  border-bottom: 1px solid var(--border-base);
}

.section-head {
  margin-bottom: 48px;
}

.section-eyebrow {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--accent-brand);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  margin-bottom: 10px;
}

.section-title {
  font-size: clamp(1.85rem, 3.5vw, 2.75rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  color: #ffffff;
  margin-bottom: 14px;
}

.section-desc {
  font-size: 1.05rem;
  color: var(--text-secondary);
  max-width: 680px;
}

/* 4-Pillar Editorial Grid */
.pillar-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 24px;
}

.pillar-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-base);
  border-radius: var(--radius-md);
  padding: 32px 24px;
  transition: all 0.2s ease;
  position: relative;
}

.pillar-card:hover {
  border-color: var(--border-strong);
  background: var(--bg-surface-elevated);
}

.pillar-index {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--accent-brand);
  margin-bottom: 16px;
}

.pillar-title {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 12px;
  color: #ffffff;
}

.pillar-card p {
  font-size: 0.925rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

/* Game Modes Grid */
.modes-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 28px;
}

.mode-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-base);
  border-radius: var(--radius-md);
  padding: 32px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  min-height: 320px;
}

.mode-card:hover {
  border-color: var(--border-strong);
}

.mode-tag {
  margin-bottom: 16px;
}

.mode-title {
  font-size: 1.5rem;
  font-weight: 800;
  margin-bottom: 12px;
  color: #ffffff;
}

.mode-features {
  list-style: none;
  margin: 20px 0;
  display: flex;
  flex-direction: column;
  gap: 8px;
  font-size: 0.875rem;
  color: var(--text-secondary);
}

.mode-features li::before {
  content: '▪';
  color: var(--accent-brand);
  margin-right: 8px;
}

/* News Editorial Cards */
.news-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 24px;
}

.news-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-base);
  border-radius: var(--radius-md);
  padding: 24px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  transition: all 0.15s ease;
}

.news-card:hover {
  border-color: var(--border-strong);
  background: var(--bg-surface-elevated);
}

.news-meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.75rem;
  font-family: var(--font-mono);
  color: var(--text-muted);
  margin-bottom: 14px;
}

.news-title {
  font-size: 1.25rem;
  font-weight: 700;
  color: #ffffff;
  margin-bottom: 10px;
  line-height: 1.3;
}

.news-excerpt {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.55;
  margin-bottom: 20px;
}

/* Event List Cards */
.event-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-base);
  border-radius: var(--radius-md);
  padding: 28px;
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 24px;
  align-items: center;
  margin-bottom: 20px;
}

.event-details h3 {
  font-size: 1.35rem;
  margin-bottom: 8px;
}

.event-meta-line {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  font-family: var(--font-mono);
  font-size: 0.825rem;
  color: var(--text-muted);
  margin-top: 10px;
}

.event-meta-line span {
  color: var(--text-secondary);
}

/* ==========================================================================
   PLAY PAGE SPECIFIC ARCHITECTURE
   ========================================================================== */
.play-hero {
  padding: 60px 0 40px;
  border-bottom: 1px solid var(--border-base);
}

.platform-detect-bar {
  background: var(--bg-surface);
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-md);
  padding: 16px 20px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 32px;
}

.play-tabs {
  display: flex;
  gap: 12px;
  border-bottom: 1px solid var(--border-base);
  margin-bottom: 32px;
}

.play-tab-btn {
  padding: 12px 24px;
  font-size: 0.95rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  background: transparent;
  border: none;
  border-bottom: 2px solid transparent;
  color: var(--text-muted);
  cursor: pointer;
  transition: all 0.15s ease;
}

.play-tab-btn.active {
  color: #ffffff;
  border-bottom-color: var(--accent-brand);
}

.connection-box {
  background: var(--bg-surface);
  border: 1px solid var(--border-base);
  border-radius: var(--radius-md);
  padding: 32px;
  margin-bottom: 32px;
}

.instruction-step {
  display: flex;
  gap: 20px;
  margin-bottom: 24px;
}

.step-num {
  width: 32px;
  height: 32px;
  background: var(--bg-surface-elevated);
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-mono);
  font-weight: 800;
  color: var(--accent-brand);
  flex-shrink: 0;
}

.step-content h4 {
  font-size: 1.1rem;
  margin-bottom: 4px;
}

/* ==========================================================================
   LEADERBOARDS & TABLES
   ========================================================================== */
.lb-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
}

.lb-table th {
  background: var(--bg-surface-elevated);
  padding: 14px 18px;
  font-size: 0.75rem;
  font-family: var(--font-mono);
  text-transform: uppercase;
  color: var(--text-muted);
  border-bottom: 1px solid var(--border-strong);
}

.lb-table td {
  padding: 16px 18px;
  border-bottom: 1px solid var(--border-subtle);
  font-size: 0.925rem;
  color: var(--text-secondary);
}

.lb-table tr:hover td {
  background: var(--bg-surface-elevated);
  color: #ffffff;
}

.lb-rank {
  font-family: var(--font-mono);
  font-weight: 800;
}

.lb-rank.gold { color: #fbbf24; }
.lb-rank.silver { color: #e2e8f0; }
.lb-rank.bronze { color: #d97706; }

/* ==========================================================================
   FORMS & AUTH (OTP & Passwords)
   ========================================================================== */
.form-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-base);
  border-radius: var(--radius-md);
  padding: 36px;
  max-width: 480px;
  margin: 40px auto;
}

.form-group {
  margin-bottom: 20px;
}

.form-label {
  display: block;
  font-size: 0.825rem;
  font-family: var(--font-mono);
  text-transform: uppercase;
  color: var(--text-secondary);
  margin-bottom: 8px;
  font-weight: 600;
}

.form-input {
  width: 100%;
  background: var(--bg-void);
  border: 1px solid var(--border-base);
  border-radius: var(--radius-sm);
  padding: 12px 14px;
  color: #ffffff;
  font-size: 0.95rem;
  font-family: inherit;
  transition: border-color 0.15s ease;
}

.form-input:focus {
  outline: none;
  border-color: var(--accent-brand);
}

.form-helper {
  font-size: 0.775rem;
  color: var(--text-muted);
  margin-top: 6px;
}

.toast {
  position: fixed;
  bottom: 24px;
  right: 24px;
  background: var(--bg-surface-elevated);
  border: 1px solid var(--border-strong);
  color: #ffffff;
  padding: 14px 20px;
  border-radius: var(--radius-sm);
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.5);
  font-family: var(--font-mono);
  font-size: 0.85rem;
  z-index: 9999;
  display: flex;
  align-items: center;
  gap: 10px;
  transition: transform 0.2s ease, opacity 0.2s ease;
}

/* ==========================================================================
   COOKIE CONSENT BANNER & MODAL
   ========================================================================== */
.cookie-banner {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background: #0d0f14;
  border-top: 1px solid var(--border-strong);
  padding: 18px 24px;
  z-index: 9000;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  box-shadow: 0 -10px 30px rgba(0, 0, 0, 0.6);
}

.cookie-text {
  font-size: 0.875rem;
  color: var(--text-secondary);
  max-width: 800px;
}

.cookie-actions {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-shrink: 0;
}

/* ==========================================================================
   GLOBAL FOOTER
   ========================================================================== */
.nexa-footer {
  margin-top: auto;
  background: #06070a;
  border-top: 1px solid var(--border-base);
  padding: 60px 0 32px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr repeat(3, 1fr);
  gap: 40px;
  margin-bottom: 48px;
}

.footer-col h4 {
  font-size: 0.8rem;
  font-family: var(--font-mono);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: #ffffff;
  margin-bottom: 18px;
}

.footer-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
  font-size: 0.875rem;
  color: var(--text-secondary);
}

.footer-links a:hover {
  color: var(--accent-brand);
}

.footer-bottom {
  border-top: 1px solid var(--border-subtle);
  padding-top: 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
  font-size: 0.775rem;
  color: var(--text-muted);
}

/* ==========================================================================
   RESPONSIVE
   ========================================================================== */
@media (max-width: 992px) {
  .hero-grid {
    grid-template-columns: 1fr;
    gap: 36px;
  }
  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
  .nav-links {
    display: none;
  }
  .mobile-menu-btn {
    display: inline-flex;
  }
}

@media (max-width: 640px) {
  .footer-grid {
    grid-template-columns: 1fr;
  }
  .cookie-banner {
    flex-direction: column;
    align-items: flex-start;
  }
  .cookie-actions {
    width: 100%;
    flex-wrap: wrap;
  }
  .hero-ip-terminal {
    flex-direction: column;
    align-items: flex-start;
  }
}