/* rez0.com — Normal mode: light + dark theme styles */

/* ========== HEADER ========== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--bg-header);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border);
  height: var(--header-height);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
  gap: var(--space-md);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: var(--space-lg);
}

.nav-links a {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text-muted);
  transition: color 0.2s;
  position: relative;
}
.nav-links a:hover,
.nav-links a.active {
  color: var(--text);
}
.nav-links a.active::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--accent);
  border-radius: 1px;
}

.header-controls {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

.icon-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
  background: transparent;
  color: var(--text-muted);
  cursor: pointer;
  transition: all 0.2s;
  font-family: var(--font-mono);
  font-size: 0.8rem;
}
.icon-btn:hover,
.icon-btn.active {
  border-color: var(--accent);
  color: var(--accent);
  background: var(--accent-glow);
}

/* Hacker toggle label */
.hacker-label {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 1px;
  color: var(--text-dim);
}

/* Terminal title (hidden in normal mode, shown in hacker) */
.terminal-title { display: none; }

/* Mobile menu button */
#mobile-menu-btn {
  display: none;
  background: none;
  border: none;
  color: var(--text);
  cursor: pointer;
  padding: 4px;
}

/* Mobile nav overlay */
.mobile-nav {
  display: none;
  position: fixed;
  top: var(--header-height);
  left: 0;
  right: 0;
  background: var(--bg-panel);
  border-bottom: 1px solid var(--border);
  padding: var(--space-md) 0;
  z-index: 99;
}
.mobile-nav.open { display: block; }
.mobile-nav a {
  display: block;
  padding: var(--space-sm) var(--space-lg);
  font-size: 1rem;
  color: var(--text-muted);
}
.mobile-nav a:hover,
.mobile-nav a.active { color: var(--text); }

@media (max-width: 768px) {
  .nav-links { display: none; }
  #mobile-menu-btn { display: flex; }
  .hacker-label { display: none; }
}

/* ========== HERO ========== */
.hero {
  padding: var(--space-xl) 0 var(--space-lg);
  text-align: center;
}

.hero-title {
  font-size: clamp(2.2rem, 5vw, 3.5rem);
  font-weight: 800;
  line-height: 1.08;
  margin-bottom: var(--space-md);
  letter-spacing: -0.02em;
}

.hero-sub {
  font-size: 1.25rem;
  color: var(--text-muted);
  max-width: 540px;
  margin: 0 auto var(--space-xl);
  line-height: 1.6;
}

/* Typewriter */
.typewriter {
  display: inline-block;
  min-height: 1.1em;
}
.typewriter.typing-complete::after {
  content: '';
  display: inline-block;
  width: 4px;
  height: 0.9em;
  background-color: #fff;
  margin-left: 3px;
  animation: blink-caret 0.75s step-end infinite;
  vertical-align: -0.05em;
}
@keyframes blink-caret {
  0%, 100% { background-color: #fff; }
  50% { background-color: transparent; }
}

/* ========== ROLE SELECTOR CARDS ========== */
.role-cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-lg);
  max-width: 900px;
  margin: 0 auto;
}

.role-card {
  text-align: left;
  padding: 0;
  text-decoration: none;
  overflow: hidden;
}
.role-card .role-card-top {
  height: 160px;
  position: relative;
  overflow: hidden;
}

.role-card .role-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
}
.role-card:hover .role-img { transform: scale(1.05); }

.role-card .role-card-body {
  padding: var(--space-md) var(--space-lg);
}
.role-card h3 {
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: var(--space-sm);
}
.role-card p {
  font-size: 0.9rem;
  color: var(--text-muted);
  line-height: 1.5;
}
.role-card .card-arrow {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-top: var(--space-sm);
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--accent);
  opacity: 0;
  transform: translateX(-8px);
  transition: all 0.25s ease;
}
.role-card:nth-child(2) .card-arrow { color: #C8981E; }
.role-card:nth-child(3) .card-arrow { color: #70e0ff; }
.role-card:hover .card-arrow {
  opacity: 1;
  transform: translateX(0);
}

@media (max-width: 768px) {
  .role-cards { grid-template-columns: 1fr; max-width: 400px; }
}

/* ========== BLOG PREVIEW ========== */
.blog-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-lg);
}

.blog-card {
  text-decoration: none;
  padding: var(--space-lg);
}
.blog-tag {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  font-weight: 500;
  color: var(--accent);
  letter-spacing: 1.5px;
  text-transform: uppercase;
  margin-bottom: var(--space-sm);
}
.blog-title {
  font-size: 1.05rem;
  font-weight: 700;
  margin-bottom: var(--space-sm);
  line-height: 1.35;
}
.blog-date {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--text-dim);
  margin-bottom: var(--space-sm);
}
.blog-excerpt {
  font-size: 0.875rem;
  color: var(--text-muted);
  line-height: 1.55;
}
.blog-fallback { color: var(--text-muted); }
.blog-fallback a { text-decoration: underline; }

@media (max-width: 768px) {
  .blog-grid { grid-template-columns: 1fr; }
}

/* ========== ABOUT PREVIEW ========== */
.about-preview-content {
  display: grid;
  grid-template-columns: 140px 1fr;
  gap: var(--space-lg);
  align-items: center;
  padding: var(--space-lg);
  background: var(--bg-card);
  backdrop-filter: blur(12px);
  border: 1px solid var(--border);
  border-radius: var(--radius);
}

.about-img {
  width: 140px;
  height: 140px;
  border-radius: 50%;
  object-fit: cover;
  border: 2px solid var(--border-bright);
}

.about-preview-content h2 {
  font-size: 1.4rem;
  margin-bottom: var(--space-xs);
}

.about-preview-content p {
  color: var(--text-muted);
  font-size: 0.95rem;
  line-height: 1.6;
  margin-bottom: var(--space-md);
}

.cta-link {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--accent);
  font-weight: 500;
}
.cta-link:hover { text-decoration: underline; }

@media (max-width: 600px) {
  .about-preview-content {
    grid-template-columns: 1fr;
    text-align: center;
  }
  .about-img { margin: 0 auto; }
}

/* ========== FOOTER ========== */
.site-footer {
  border-top: 1px solid var(--border);
  padding: var(--space-lg) 0;
  margin-top: var(--space-xl);
}

.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.footer-links {
  display: flex;
  gap: var(--space-lg);
}
.footer-links a {
  font-size: 0.85rem;
  color: var(--text-muted);
}
.footer-links a:hover { color: var(--accent); }

.copyright {
  font-size: 0.8rem;
  color: var(--text-dim);
}

@media (max-width: 600px) {
  .footer-inner { flex-direction: column; gap: var(--space-md); text-align: center; }
}

/* ========== SERVICES GRID (Security/AI pages) ========== */
.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-lg);
}

.services-grid .card h3 {
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: var(--space-sm);
}
.services-grid .card p {
  color: var(--text-muted);
  font-size: 0.9rem;
  line-height: 1.6;
}

@media (max-width: 768px) {
  .services-grid { grid-template-columns: 1fr; }
}

/* ========== PROCESS TIMELINE ========== */
.process-steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-lg);
}

.step {
  position: relative;
  padding: var(--space-lg);
  background: var(--bg-card);
  backdrop-filter: blur(12px);
  border: 1px solid var(--border);
  border-radius: var(--radius);
}

.step-num {
  font-family: var(--font-mono);
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--accent);
  margin-bottom: var(--space-sm);
}

.step h3 {
  font-size: 1.05rem;
  font-weight: 700;
  margin-bottom: var(--space-sm);
}

.step p {
  font-size: 0.875rem;
  color: var(--text-muted);
  line-height: 1.55;
}

@media (max-width: 768px) {
  .process-steps { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 480px) {
  .process-steps { grid-template-columns: 1fr; }
}

/* ========== TIER CARDS (AI page) ========== */
.tier-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-lg);
}

.tier-card {
  display: flex;
  flex-direction: column;
  background: var(--bg-card);
  backdrop-filter: blur(12px);
  border: 1.5px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  transition: all 0.25s ease;
}
.tier-card.featured {
  border-color: var(--accent);
  box-shadow: 0 0 24px var(--accent-glow);
}
.tier-card:hover {
  border-color: var(--accent);
  transform: translateY(-2px);
}

.tier-header {
  padding: var(--space-lg);
  border-bottom: 1px solid var(--border);
}
.tier-badge {
  display: none;
  font-family: var(--font-mono);
  font-size: 0.65rem;
  font-weight: 600;
  color: var(--bg);
  background: var(--accent);
  padding: 3px 10px;
  letter-spacing: 2px;
  text-transform: uppercase;
  width: fit-content;
  border-radius: 4px;
  margin-bottom: var(--space-sm);
}
.tier-card.featured .tier-badge { display: block; }

.tier-name {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--accent);
  letter-spacing: 2px;
  text-transform: uppercase;
  margin-bottom: var(--space-xs);
}

.tier-title {
  font-size: 1.3rem;
  font-weight: 700;
  margin-bottom: var(--space-xs);
}

.tier-price {
  font-family: var(--font-mono);
  font-size: 0.95rem;
  color: var(--text-muted);
}

.tier-body {
  padding: var(--space-lg);
  flex: 1;
}

.tier-body > p {
  color: var(--text-muted);
  font-size: 0.9rem;
  line-height: 1.6;
  margin-bottom: var(--space-md);
}

.tier-features {
  list-style: none;
}
.tier-features li {
  font-size: 0.875rem;
  color: var(--text-muted);
  padding: var(--space-sm) 0;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: baseline;
  gap: 10px;
}
.tier-features li::before {
  content: '+';
  color: var(--accent);
  font-family: var(--font-mono);
  font-weight: bold;
  flex-shrink: 0;
}

.tier-footer {
  padding: 0 var(--space-lg) var(--space-lg);
}
.tier-footer .btn { width: 100%; }

@media (max-width: 768px) {
  .tier-grid { grid-template-columns: 1fr; max-width: 420px; margin-inline: auto; }
}

/* ========== CTA SECTION ========== */
.cta-section {
  text-align: center;
  padding: var(--space-xl) 0;
  border-top: 1px solid var(--border);
}
.cta-section .section-title {
  max-width: 500px;
  margin-inline: auto;
  margin-bottom: var(--space-md);
}
.cta-section .section-desc {
  max-width: 480px;
  margin: 0 auto var(--space-lg);
}

/* ========== TWO-COLUMN LAYOUT ========== */
.grid-2-col {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-xl);
  align-items: start;
}

@media (max-width: 768px) {
  .grid-2-col { grid-template-columns: 1fr; }
}

/* ========== ABOUT PAGE ========== */
.about-hero {
  display: grid;
  grid-template-columns: 180px 1fr;
  gap: var(--space-xl);
  align-items: center;
  padding: var(--space-2xl) 0 var(--space-xl);
}

.about-hero img {
  width: 180px;
  height: 180px;
  border-radius: 50%;
  object-fit: cover;
  border: 2px solid var(--border-bright);
}

.about-hero h1 {
  font-size: 2.2rem;
  font-weight: 800;
  margin-bottom: var(--space-xs);
}

.about-hero .handle {
  font-family: var(--font-mono);
  font-size: 0.9rem;
  color: var(--accent);
  margin-bottom: var(--space-sm);
}

.about-hero .tagline {
  color: var(--text-muted);
  font-size: 1.15rem;
  line-height: 1.7;
}

@media (max-width: 600px) {
  .about-hero {
    grid-template-columns: 1fr;
    text-align: center;
  }
  .about-hero img { margin: 0 auto; }
}

/* Advisory / Board badges */
.badge-grid {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
}

.badge {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 500;
  padding: 6px 14px;
  border: 1px solid var(--border-bright);
  border-radius: 100px;
  color: var(--text-muted);
  background: var(--bg-card);
  transition: all 0.2s ease;
  text-decoration: none;
}
a.badge:hover {
  border-color: var(--accent);
  color: var(--accent);
  background: var(--accent-glow);
}

/* Press logos / mentions */
.press-grid {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-md);
}

.press-item {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--text-dim);
  padding: var(--space-sm) var(--space-md);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
}
.press-item:hover { border-color: var(--accent); color: var(--text); }

/* Client cards */
.client-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-lg);
}
.client-card {
  padding: var(--space-lg);
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
}
.client-name {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--accent);
  letter-spacing: 2px;
  text-transform: uppercase;
  margin-bottom: var(--space-sm);
}
.client-work {
  color: var(--text-muted);
  font-size: 0.9rem;
  line-height: 1.6;
}

@media (max-width: 768px) {
  .client-grid { grid-template-columns: 1fr; }
}

/* ========== TMUX BAR & HACKER ARTIFACTS (hidden in normal) ========== */
.tmux-status { display: none; }
.blink-cursor { display: none; }
body.hacker-mode .blink-cursor { display: inline-block; }

/* ========== SUBTLE BG TEXTURE (dark mode only) ========== */

/*
  Background texture options — change data-bg on <body> to switch:
  "grid"   — subtle grid lines (matches rez0corp.com)
  "noise"  — film grain texture
  "dots"   — dot matrix pattern
  "none"   — radial glow only (original)
  Default (no data-bg) = grid
*/

/* Base: radial accent glows (always present) */
body.dark::before {
  content: '';
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  background:
    radial-gradient(1000px 600px at 20% -10%, rgba(41, 163, 255, 0.06), transparent 60%),
    radial-gradient(800px 500px at 120% -10%, rgba(112, 224, 255, 0.05), transparent 60%);
}

/* Grid overlay (default) — dark */
body.dark::after,
body.dark[data-bg="grid"]::after {
  content: '';
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  background:
    repeating-linear-gradient(transparent, transparent 23px, rgba(255, 255, 255, 0.03) 24px),
    repeating-linear-gradient(to right, transparent, transparent 23px, rgba(255, 255, 255, 0.03) 24px);
}

/* Grid overlay — light */
body.light::after,
body.light[data-bg="grid"]::after {
  content: '';
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  background:
    repeating-linear-gradient(transparent, transparent 23px, rgba(0, 0, 0, 0.04) 24px),
    repeating-linear-gradient(to right, transparent, transparent 23px, rgba(0, 0, 0, 0.04) 24px);
}

/* Noise / film grain */
body.dark[data-bg="noise"]::after {
  content: '';
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='200' height='200'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='0.04'/%3E%3C/svg%3E");
}

/* Dot matrix */
body.dark[data-bg="dots"]::after {
  content: '';
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  background-image: radial-gradient(rgba(255, 255, 255, 0.06) 1px, transparent 1px);
  background-size: 20px 20px;
}

/* No texture */
body.dark[data-bg="none"]::after,
body.light[data-bg="none"]::after { display: none; }

/* Noise — light */
body.light[data-bg="noise"]::after {
  content: '';
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='200' height='200'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='0.03'/%3E%3C/svg%3E");
}

/* Dots — light */
body.light[data-bg="dots"]::after {
  content: '';
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  background-image: radial-gradient(rgba(0, 0, 0, 0.06) 1px, transparent 1px);
  background-size: 20px 20px;
}

/* Gold glow variant for AI page */
body.dark[data-palette="gold"]::before {
  background:
    radial-gradient(1000px 600px at 20% -10%, rgba(200, 152, 30, 0.05), transparent 60%),
    radial-gradient(800px 500px at 80% -5%, rgba(245, 166, 35, 0.03), transparent 60%);
}