/* ================================================================
   CYBERBAR THEME
   Dark amber / neon cyan / pixel-influenced cybersec personal brand
   ================================================================ */

@import url('https://fonts.googleapis.com/css2?family=Share+Tech+Mono&family=Bebas+Neue&family=DM+Sans:ital,wght@0,300;0,400;0,600;1,300&display=swap');

/* ── Variables ── */
:root {
  --bg-void:       #080c10;
  --bg-surface:    #0d1318;
  --bg-card:       #111820;
  --bg-card-hover: #161f28;
  --border:        #1e2d3d;
  --border-glow:   #00c8ff22;

  --amber:         #f5a623;
  --amber-dim:     #c07d10;
  --amber-glow:    rgba(245,166,35,0.15);
  --cyan:          #00c8ff;
  --cyan-dim:      #008db3;
  --cyan-glow:     rgba(0,200,255,0.12);
  --red-accent:    #e63946;

  --text-primary:  #e8edf2;
  --text-secondary:#7a909e;
  --text-muted:    #3d5265;

  --font-display:  'Bebas Neue', sans-serif;
  --font-mono:     'Share Tech Mono', monospace;
  --font-body:     'DM Sans', sans-serif;

  --radius:        4px;
  --transition:    0.2s ease;
}

/* ── Reset & Base ── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; }

body {
  background: var(--bg-void);
  color: var(--text-primary);
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.7;
  overflow-x: hidden;
}

/* Scanline texture overlay */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  background: repeating-linear-gradient(
    0deg,
    transparent,
    transparent 2px,
    rgba(0,0,0,0.04) 2px,
    rgba(0,0,0,0.04) 4px
  );
  pointer-events: none;
  z-index: 1000;
}

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

img { max-width: 100%; display: block; }

h1, h2, h3, h4 {
  font-family: var(--font-display);
  letter-spacing: 0.04em;
  line-height: 1.1;
}

p { margin-bottom: 1.2rem; color: var(--text-primary); }

/* ── Layout ── */
.container {
  max-width: 1140px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

.container--narrow {
  max-width: 780px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

/* ── Nav ── */
.site-nav {
  position: sticky;
  top: 0;
  z-index: 900;
  background: rgba(8,12,16,0.92);
  border-bottom: 1px solid var(--border);
  backdrop-filter: blur(12px);
}

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
  max-width: 1140px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

.nav-logo {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--cyan);
  letter-spacing: 0.08em;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.nav-logo span.bracket { color: var(--amber); }

.nav-links {
  display: flex;
  gap: 2rem;
  list-style: none;
}

.nav-links a {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--text-secondary);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  transition: color var(--transition);
}

.nav-links a:hover { color: var(--cyan); }

/* ── Hero ── */
.hero {
  position: relative;
  min-height: 90vh;
  display: flex;
  align-items: center;
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 60% 50% at 70% 50%, rgba(0,200,255,0.05) 0%, transparent 70%),
    radial-gradient(ellipse 40% 60% at 20% 80%, rgba(245,166,35,0.07) 0%, transparent 60%),
    linear-gradient(180deg, #080c10 0%, #0a1218 100%);
}

/* Animated grid */
.hero-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(var(--border) 1px, transparent 1px),
    linear-gradient(90deg, var(--border) 1px, transparent 1px);
  background-size: 60px 60px;
  opacity: 0.3;
  mask-image: radial-gradient(ellipse 80% 80% at 50% 50%, black 30%, transparent 100%);
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: 1140px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

.hero-eyebrow {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--cyan);
  letter-spacing: 0.2em;
  text-transform: uppercase;
  margin-bottom: 1rem;
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.hero-eyebrow::before {
  content: '';
  display: block;
  width: 32px;
  height: 1px;
  background: var(--cyan);
}

.hero-headline {
  font-family: var(--font-display);
  font-size: clamp(3.5rem, 8vw, 7rem);
  line-height: 0.95;
  margin-bottom: 1.5rem;
}

.hero-headline .line-amber { color: var(--amber); }
.hero-headline .line-dim   { color: var(--text-secondary); font-size: 0.65em; }

.hero-sub {
  font-size: 1.1rem;
  color: var(--text-secondary);
  max-width: 520px;
  margin-bottom: 2.5rem;
  line-height: 1.6;
}

.hero-actions {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}

/* ── Buttons ── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.75rem 1.75rem;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  border-radius: var(--radius);
  transition: all var(--transition);
  cursor: pointer;
  border: none;
}

.btn--primary {
  background: var(--amber);
  color: #080c10;
}
.btn--primary:hover {
  background: #ffc044;
  color: #080c10;
  box-shadow: 0 0 24px var(--amber-glow), 0 0 8px rgba(245,166,35,0.4);
  transform: translateY(-1px);
}

.btn--outline {
  background: transparent;
  color: var(--cyan);
  border: 1px solid var(--cyan);
}
.btn--outline:hover {
  background: var(--cyan-glow);
  box-shadow: 0 0 20px var(--cyan-glow);
  transform: translateY(-1px);
}

/* ── Section Labels ── */
.section-label {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--amber);
  letter-spacing: 0.25em;
  text-transform: uppercase;
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 1rem;
}

.section-label::after {
  content: '';
  flex: 1;
  height: 1px;
  background: linear-gradient(90deg, var(--amber-dim), transparent);
  max-width: 200px;
}

.section-title {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 3rem);
  margin-bottom: 0.5rem;
}

/* ── Cards ── */
.card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.75rem;
  transition: all var(--transition);
  position: relative;
  overflow: hidden;
}

.card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--cyan-dim), transparent);
  opacity: 0;
  transition: opacity var(--transition);
}

.card:hover {
  background: var(--bg-card-hover);
  border-color: var(--border-glow);
  transform: translateY(-3px);
  box-shadow: 0 8px 32px rgba(0,200,255,0.06);
}

.card:hover::before { opacity: 1; }

.card-tag {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--amber);
  letter-spacing: 0.15em;
  text-transform: uppercase;
  margin-bottom: 0.75rem;
}

.card-title {
  font-family: var(--font-display);
  font-size: 1.5rem;
  margin-bottom: 0.75rem;
  color: var(--text-primary);
}

.card-excerpt {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: 1.25rem;
}

.card-link {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--cyan);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
}

.card-link::after { content: '→'; transition: transform var(--transition); }
.card:hover .card-link::after { transform: translateX(4px); }

/* ── Grid layouts ── */
.grid-3 {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 1.5rem;
}

.grid-2 {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(400px, 1fr));
  gap: 1.5rem;
}

/* ── Sections ── */
section { padding: 5rem 0; }

.section-header {
  margin-bottom: 3rem;
}

/* ── Terminal block (for homepage about) ── */
.terminal {
  background: #050810;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.5rem;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  position: relative;
}

.terminal-bar {
  display: flex;
  gap: 6px;
  margin-bottom: 1.25rem;
}

.terminal-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
}
.terminal-dot:nth-child(1) { background: #e63946; }
.terminal-dot:nth-child(2) { background: var(--amber); }
.terminal-dot:nth-child(3) { background: #2ec44a; }

.terminal-line { color: var(--text-secondary); margin-bottom: 0.3rem; }
.terminal-line .prompt { color: var(--cyan); margin-right: 0.5rem; }
.terminal-line .cmd { color: var(--text-primary); }
.terminal-line .output { color: #2ec44a; }
.terminal-line .comment { color: var(--text-muted); }
.terminal-cursor {
  display: inline-block;
  width: 8px;
  height: 14px;
  background: var(--cyan);
  animation: blink 1s step-end infinite;
  vertical-align: middle;
}

@keyframes blink { 0%,100% { opacity: 1; } 50% { opacity: 0; } }

/* ── About strip ── */
.about-strip {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}

.about-stats {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
  margin-top: 1.5rem;
}

.stat-box {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1rem;
}

.stat-number {
  font-family: var(--font-display);
  font-size: 2.5rem;
  color: var(--amber);
  line-height: 1;
}

.stat-label {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--text-muted);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-top: 0.25rem;
}

/* ── Book cards ── */
.book-card {
  display: grid;
  grid-template-columns: 180px 1fr;
  gap: 2rem;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 2rem;
  transition: all var(--transition);
}

.book-card:hover {
  border-color: var(--amber-dim);
  box-shadow: 0 8px 32px var(--amber-glow);
}

.book-cover {
  aspect-ratio: 2/3;
  background: linear-gradient(135deg, #1a2535, #0d1a2a);
  border: 1px solid var(--border);
  border-radius: 2px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-display);
  font-size: 1.2rem;
  text-align: center;
  color: var(--amber);
  padding: 1rem;
  position: relative;
  overflow: hidden;
}

.book-cover::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 12px;
  background: linear-gradient(90deg, rgba(245,166,35,0.3), transparent);
}

.book-status {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  padding: 0.2rem 0.6rem;
  border-radius: 2px;
  margin-bottom: 0.75rem;
}

.book-status--published { background: rgba(46,196,74,0.15); color: #2ec44a; border: 1px solid rgba(46,196,74,0.3); }
.book-status--coming    { background: rgba(245,166,35,0.12); color: var(--amber); border: 1px solid rgba(245,166,35,0.3); }

/* ── Series page ── */
.series-hero {
  background: linear-gradient(135deg, var(--bg-surface), var(--bg-void));
  border-bottom: 1px solid var(--border);
  padding: 4rem 0;
}

.series-icon {
  font-size: 3rem;
  margin-bottom: 1rem;
}

/* ── Blog post ── */
.post-header {
  padding: 4rem 0 2rem;
  border-bottom: 1px solid var(--border);
  margin-bottom: 3rem;
}

.post-meta {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--text-muted);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  display: flex;
  gap: 1.5rem;
  margin-bottom: 1rem;
}

.post-meta span { color: var(--amber); }

.post-title {
  font-family: var(--font-display);
  font-size: clamp(2.5rem, 5vw, 4rem);
  margin-bottom: 1rem;
}

.post-subtitle {
  font-size: 1.1rem;
  color: var(--text-secondary);
  max-width: 640px;
}

/* Video embed */
.video-embed {
  position: relative;
  padding-bottom: 56.25%;
  height: 0;
  overflow: hidden;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  margin: 2.5rem 0;
}

.video-embed iframe {
  position: absolute;
  top: 0; left: 0;
  width: 100%; height: 100%;
}

.video-placeholder {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 3rem;
  text-align: center;
  margin: 2.5rem 0;
}

.video-placeholder .play-icon {
  font-size: 3rem;
  margin-bottom: 1rem;
  color: var(--amber);
}

/* Post body */
.post-body h2 {
  font-family: var(--font-display);
  font-size: 2rem;
  color: var(--amber);
  margin: 2.5rem 0 1rem;
}

.post-body h3 {
  font-family: var(--font-display);
  font-size: 1.5rem;
  margin: 2rem 0 0.75rem;
}

.post-body blockquote {
  border-left: 3px solid var(--cyan);
  padding: 0.75rem 1.25rem;
  margin: 1.5rem 0;
  background: var(--cyan-glow);
  border-radius: 0 var(--radius) var(--radius) 0;
  font-style: italic;
  color: var(--text-secondary);
}

.post-body ul, .post-body ol {
  padding-left: 1.5rem;
  margin-bottom: 1.2rem;
  color: var(--text-primary);
}

.post-body li { margin-bottom: 0.4rem; }

.post-body strong { color: var(--amber); font-weight: 600; }

.post-body code {
  font-family: var(--font-mono);
  font-size: 0.85em;
  background: var(--bg-card);
  border: 1px solid var(--border);
  padding: 0.1em 0.4em;
  border-radius: 2px;
  color: var(--cyan);
}

/* ── Series badge on cards ── */
.series-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.1em;
  padding: 0.25rem 0.6rem;
  border-radius: 20px;
  text-transform: uppercase;
  margin-bottom: 0.75rem;
}

.series-pill--beer   { background: rgba(245,166,35,0.12); color: var(--amber);     border: 1px solid rgba(245,166,35,0.25); }
.series-pill--attack { background: rgba(230,57,70,0.12);  color: var(--red-accent); border: 1px solid rgba(230,57,70,0.25); }

/* ── Dividers ── */
.divider {
  border: none;
  border-top: 1px solid var(--border);
  margin: 3rem 0;
}

/* ── Footer ── */
.site-footer {
  border-top: 1px solid var(--border);
  padding: 3rem 0;
  background: var(--bg-surface);
}

.footer-inner {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 2rem;
  align-items: center;
}

.footer-copy {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--text-muted);
  letter-spacing: 0.05em;
}

.footer-links {
  display: flex;
  gap: 1.5rem;
  list-style: none;
}

.footer-links a {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--text-muted);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  transition: color var(--transition);
}

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

/* ── Animations ── */
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(20px); }
  to   { opacity: 1; transform: translateY(0); }
}

.fade-up { animation: fadeUp 0.6s ease forwards; }
.fade-up-1 { animation-delay: 0.1s; opacity: 0; }
.fade-up-2 { animation-delay: 0.25s; opacity: 0; }
.fade-up-3 { animation-delay: 0.4s; opacity: 0; }
.fade-up-4 { animation-delay: 0.55s; opacity: 0; }

/* ── Responsive ── */
@media (max-width: 768px) {
  .nav-links { display: none; }
  .about-strip { grid-template-columns: 1fr; gap: 2rem; }
  .book-card { grid-template-columns: 1fr; }
  .book-cover { aspect-ratio: auto; height: 200px; }
  .footer-inner { grid-template-columns: 1fr; }
  .grid-2 { grid-template-columns: 1fr; }
}