/* ============================================
   ENGRAM — The Agent Memory Engine
   by MateoKnox
   styles.css
   ============================================ */

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

:root {
  --bg: #0a0a0a;
  --bg-2: #0f0f0f;
  --bg-3: #141414;
  --bg-card: #111111;
  --border: rgba(255,255,255,0.12);
  --border-hover: rgba(0,212,255,0.3);
  --accent: #00d4ff;
  --accent-dim: rgba(0,212,255,0.15);
  --accent-glow: rgba(0,212,255,0.4);
  --purple: #7b2fff;
  --purple-dim: rgba(123,47,255,0.15);
  --text: #e8e8e8;
  --text-muted: #8a8a8a;
  --text-dim: #b0b0b0;
  --font-mono: 'JetBrains Mono', 'Fira Code', monospace;
  --font-sans: 'Inter', system-ui, sans-serif;
  --radius: 8px;
  --radius-lg: 12px;
  --transition: 0.2s ease;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

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

::selection {
  background: var(--accent-dim);
  color: var(--accent);
}

/* ============================
   SCROLLBAR
   ============================ */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb { background: #222; border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: #333; }

/* ============================
   UTILITIES
   ============================ */
.container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 2rem;
}

.section-eyebrow {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  font-weight: 500;
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 0.2em;
  margin-bottom: 0.75rem;
}

.section-title {
  font-family: var(--font-sans);
  font-size: clamp(1.8rem, 4vw, 3rem);
  font-weight: 800;
  color: #fff;
  line-height: 1.1;
  letter-spacing: -0.02em;
  margin-bottom: 1rem;
}

.section-desc {
  font-size: 1rem;
  color: var(--text-dim);
  max-width: 600px;
  line-height: 1.7;
}

.section-header {
  text-align: center;
  margin-bottom: 4rem;
}

.section-header .section-desc {
  margin: 0 auto;
}

/* ============================
   ANIMATIONS
   ============================ */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.65s ease, transform 0.65s ease;
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

.animate-fade-up {
  opacity: 0;
  transform: translateY(30px);
  animation: fadeUp 0.8s ease forwards;
}

.delay-1 { animation-delay: 0.15s; }
.delay-2 { animation-delay: 0.3s; }
.delay-3 { animation-delay: 0.45s; }
.delay-4 { animation-delay: 0.65s; }

@keyframes fadeUp {
  to { opacity: 1; transform: translateY(0); }
}

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.4; }
}

@keyframes scanline {
  0% { transform: translateY(-100%); }
  100% { transform: translateY(100vh); }
}

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

@keyframes borderGlow {
  0%, 100% { box-shadow: 0 0 20px rgba(0,212,255,0.1); }
  50% { box-shadow: 0 0 40px rgba(0,212,255,0.25); }
}

/* ============================
   NAV
   ============================ */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  padding: 1.25rem 0;
  transition: background 0.3s ease, border-color 0.3s ease;
  border-bottom: 1px solid transparent;
}

.nav.scrolled {
  background: rgba(10,10,10,0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom-color: var(--border);
}

.nav-inner {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 2rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  text-decoration: none;
}

.nav-logo-icon {
  color: var(--accent);
  font-size: 1.1rem;
}

.nav-logo-text {
  font-family: var(--font-mono);
  font-size: 0.95rem;
  font-weight: 700;
  color: #fff;
  letter-spacing: 0.1em;
}

.nav-logo-by {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  color: var(--text-muted);
  letter-spacing: 0.05em;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 2rem;
}

.nav-links a {
  font-size: 0.85rem;
  color: var(--text-dim);
  text-decoration: none;
  transition: color var(--transition);
  font-weight: 500;
}

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

.nav-github {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  border: 1px solid var(--border);
  padding: 0.4rem 0.9rem;
  border-radius: var(--radius);
  font-family: var(--font-mono) !important;
  font-size: 0.75rem !important;
  transition: border-color var(--transition), color var(--transition) !important;
}

.nav-github:hover {
  border-color: var(--accent) !important;
  color: var(--accent) !important;
}

/* ============================
   HERO
   ============================ */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  overflow: hidden;
  padding: 8rem 0 4rem;
}

#hero-canvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 2rem;
  width: 100%;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: rgba(0,212,255,0.08);
  border: 1px solid rgba(0,212,255,0.2);
  border-radius: 100px;
  padding: 0.35rem 0.9rem;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--accent);
  letter-spacing: 0.05em;
  margin-bottom: 1.5rem;
}

.badge-dot {
  width: 6px;
  height: 6px;
  background: var(--accent);
  border-radius: 50%;
  animation: pulse 2s ease infinite;
}

.hero-title {
  font-size: clamp(3.5rem, 10vw, 7rem);
  font-weight: 900;
  line-height: 0.95;
  letter-spacing: -0.03em;
  margin-bottom: 1.5rem;
}

/* Rebranded from .hero-title-ENGRAM to .hero-title-ENGRAM (kept class name for JS compat) */
.hero-title-ENGRAM {
  background: linear-gradient(135deg, #fff 0%, var(--accent) 60%, var(--purple) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  display: block;
}

.hero-title-sub {
  font-size: clamp(1rem, 2.5vw, 1.4rem);
  font-weight: 400;
  color: var(--text-dim);
  font-family: var(--font-mono);
  letter-spacing: 0.03em;
  -webkit-text-fill-color: var(--text-dim);
  display: block;
  margin-top: 0.75rem;
}

.hero-desc {
  font-size: 1.1rem;
  color: var(--text-dim);
  max-width: 560px;
  line-height: 1.7;
  margin-bottom: 2rem;
}

.hero-actions {
  display: flex;
  align-items: center;
  gap: 1rem;
  flex-wrap: wrap;
  margin-bottom: 3rem;
}

/* ============================
   BUTTONS
   ============================ */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.6rem 1.4rem;
  border-radius: var(--radius);
  font-family: var(--font-mono);
  font-size: 0.8rem;
  font-weight: 500;
  text-decoration: none;
  transition: all var(--transition);
  cursor: pointer;
  border: none;
  letter-spacing: 0.03em;
}

.btn-primary {
  background: var(--accent);
  color: #000;
}

.btn-primary:hover {
  background: #fff;
  transform: translateY(-1px);
  box-shadow: 0 8px 30px rgba(0,212,255,0.35);
}

.btn-ENGRAM {
  background: transparent;
  color: var(--text-dim);
  border: 1px solid var(--border);
}

.btn-ENGRAM:hover {
  color: var(--accent);
  border-color: var(--accent);
}

.btn-outline {
  background: transparent;
  color: #fff;
  border: 1px solid rgba(255,255,255,0.15);
}

.btn-outline:hover {
  border-color: var(--accent);
  color: var(--accent);
}

.btn-large {
  padding: 0.85rem 2rem;
  font-size: 0.9rem;
}

/* ============================
   TERMINAL / HERO CODE
   ============================ */
.hero-terminal {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  max-width: 580px;
  box-shadow: 0 25px 80px rgba(0,0,0,0.6), 0 0 0 1px rgba(0,212,255,0.05);
}

.terminal-header {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.75rem 1rem;
  background: rgba(255,255,255,0.03);
  border-bottom: 1px solid var(--border);
}

.terminal-dots {
  display: flex;
  gap: 6px;
}

.terminal-dots span {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: #333;
}

.terminal-dots span:nth-child(1) { background: #ff5f56; }
.terminal-dots span:nth-child(2) { background: #ffbd2e; }
.terminal-dots span:nth-child(3) { background: #27c93f; }

.terminal-title {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--text-muted);
}

.terminal-body {
  padding: 1.25rem 1.5rem;
}

.terminal-code {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  line-height: 1.7;
  color: #ccc;
  white-space: pre;
  overflow: hidden;
}

.cursor {
  display: inline-block;
  width: 2px;
  height: 1em;
  background: var(--accent);
  vertical-align: text-bottom;
  animation: blink 1s ease infinite;
}

/* ============================
   SCROLL HINT
   ============================ */
.hero-scroll-hint {
  position: absolute;
  bottom: 2rem;
  right: 2rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
  z-index: 2;
}

.hero-scroll-hint span {
  font-family: var(--font-mono);
  font-size: 0.6rem;
  color: var(--text-muted);
  letter-spacing: 0.2em;
  text-transform: uppercase;
  writing-mode: vertical-rl;
}

.scroll-line {
  width: 1px;
  height: 60px;
  background: linear-gradient(to bottom, var(--accent), transparent);
  animation: pulse 2s ease infinite;
}

/* ============================
   STATS BAR
   ============================ */
.stats-bar {
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  padding: 2rem 0;
  background: var(--bg-2);
}

.stats-inner {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 2rem;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0;
}

.stat-item {
  text-align: center;
  padding: 0 3rem;
}

.stat-num {
  display: block;
  font-family: var(--font-mono);
  font-size: 2rem;
  font-weight: 700;
  color: var(--accent);
  line-height: 1;
  margin-bottom: 0.3rem;
}

.stat-label {
  font-size: 0.75rem;
  color: #999;
  font-family: var(--font-mono);
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

.stat-divider {
  width: 1px;
  height: 40px;
  background: var(--border);
}

/* ============================
   WORKS WITH
   ============================ */
.works-with {
  padding: 6rem 0;
}

.logos-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  justify-content: center;
  margin-top: 1.5rem;
}

.logo-item {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 0.6rem 1.2rem;
  transition: border-color var(--transition), transform var(--transition);
  cursor: default;
}

.logo-item:hover {
  border-color: var(--accent-glow);
  transform: translateY(-2px);
}

.logo-text {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: #ccc;
  font-weight: 500;
}

.frameworks-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  justify-content: center;
  margin-top: 1rem;
}

.framework-item {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 0.5rem 1rem;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: #bbb;
  transition: border-color var(--transition), color var(--transition), transform var(--transition);
  cursor: default;
}

.framework-item:hover {
  border-color: var(--purple);
  color: #a78bff;
  transform: translateY(-2px);
}

/* ============================
   LAYERS
   ============================ */
.layers {
  padding: 6rem 0;
  background: var(--bg-2);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.layers-resolution {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1rem;
  margin-bottom: 4rem;
  padding: 1.5rem;
  background: rgba(0,212,255,0.03);
  border: 1px solid rgba(0,212,255,0.1);
  border-radius: var(--radius-lg);
}

.resolution-label {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  text-transform: uppercase;
  letter-spacing: 0.2em;
  color: #999;
}

.resolution-flow {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.5rem;
  justify-content: center;
}

.res-item {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 600;
  padding: 0.3rem 0.7rem;
  border-radius: 4px;
  letter-spacing: 0.1em;
}

/* Layer-specific resolution colors — ENGRAM naming */
.res-item.core    { background: rgba(255,200,0,0.12);  color: #ffd700; border: 1px solid rgba(255,200,0,0.2); }
.res-item.residue { background: rgba(123,47,255,0.12); color: #a78bff; border: 1px solid rgba(123,47,255,0.2); }
.res-item.skill   { background: rgba(0,212,255,0.1);   color: var(--accent); border: 1px solid rgba(0,212,255,0.2); }
.res-item.graph   { background: rgba(0,255,150,0.1);   color: #00ff96; border: 1px solid rgba(0,255,150,0.2); }
.res-item.episode { background: rgba(255,100,50,0.1);  color: #ff6432; border: 1px solid rgba(255,100,50,0.2); }
.res-item.buffer  { background: rgba(200,200,200,0.08);color: #aaa;    border: 1px solid rgba(200,200,200,0.15); }

.res-arrow {
  color: var(--text-muted);
  font-size: 1.1rem;
}

.layers-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 1.25rem;
}

/* ============================
   LAYER CARDS
   ============================ */
.layer-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  transition: border-color 0.3s ease, transform 0.3s ease, box-shadow 0.3s ease;
  position: relative;
  overflow: hidden;
}

/* Subtle left border accent per layer */
.layer-card::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  bottom: 0;
  width: 3px;
  opacity: 0.5;
  border-radius: var(--radius-lg) 0 0 var(--radius-lg);
}

.layer-card[data-layer="buffer"]::after  { background: #aaa; }
.layer-card[data-layer="episode"]::after { background: #ff6432; }
.layer-card[data-layer="graph"]::after   { background: #00ff96; }
.layer-card[data-layer="skill"]::after   { background: var(--accent); }
.layer-card[data-layer="residue"]::after { background: #a78bff; }
.layer-card[data-layer="core"]::after    { background: #ffd700; }

.layer-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  opacity: 0;
  transition: opacity 0.3s ease;
}

.layer-card[data-layer="buffer"]::before  { background: linear-gradient(90deg, transparent, #aaa, transparent); }
.layer-card[data-layer="episode"]::before { background: linear-gradient(90deg, transparent, #ff6432, transparent); }
.layer-card[data-layer="graph"]::before   { background: linear-gradient(90deg, transparent, #00ff96, transparent); }
.layer-card[data-layer="skill"]::before   { background: linear-gradient(90deg, transparent, var(--accent), transparent); }
.layer-card[data-layer="residue"]::before { background: linear-gradient(90deg, transparent, #a78bff, transparent); }
.layer-card[data-layer="core"]::before    { background: linear-gradient(90deg, transparent, #ffd700, transparent); }

.layer-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 20px 60px rgba(0,0,0,0.4);
}

.layer-card:hover::before { opacity: 1; }
.layer-card[data-layer="buffer"]:hover  { border-color: rgba(200,200,200,0.2); }
.layer-card[data-layer="episode"]:hover { border-color: rgba(255,100,50,0.3); }
.layer-card[data-layer="graph"]:hover   { border-color: rgba(0,255,150,0.3); }
.layer-card[data-layer="skill"]:hover   { border-color: rgba(0,212,255,0.3); }
.layer-card[data-layer="residue"]:hover { border-color: rgba(123,47,255,0.3); }
.layer-card[data-layer="core"]:hover    { border-color: rgba(255,200,0,0.3); }

.layer-card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1rem;
}

.layer-num {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  color: #999;
  font-weight: 600;
}

.layer-tag {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  font-weight: 700;
  padding: 0.2rem 0.6rem;
  border-radius: 4px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

/* Layer tag color variants — ENGRAM naming */
.layer-tag.buffer  { background: rgba(200,200,200,0.08); color: #aaa; }
.layer-tag.episode { background: rgba(255,100,50,0.1);   color: #ff6432; }
.layer-tag.graph   { background: rgba(0,255,150,0.1);    color: #00ff96; }
.layer-tag.skill   { background: rgba(0,212,255,0.1);    color: var(--accent); }
.layer-tag.residue { background: rgba(123,47,255,0.12);  color: #a78bff; }
.layer-tag.core    { background: rgba(255,200,0,0.1);    color: #ffd700; }

.layer-name {
  font-size: 1.05rem;
  font-weight: 700;
  color: #fff;
  margin-bottom: 0.5rem;
  letter-spacing: -0.01em;
}

.layer-desc {
  font-size: 0.85rem;
  color: #aaa;
  line-height: 1.65;
  margin-bottom: 1.25rem;
}

.layer-code {
  background: rgba(0,0,0,0.5);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: var(--radius);
  padding: 1rem 1.1rem;
  margin-bottom: 1rem;
  font-family: var(--font-mono);
  font-size: 0.73rem;
}

.layer-code pre { margin: 0; }
.layer-code code { display: block; line-height: 1.75; }

.layer-footer {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
}

.layer-trait {
  font-family: var(--font-mono);
  font-size: 0.62rem;
  color: #999;
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.14);
  border-radius: 3px;
  padding: 0.15rem 0.5rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

/* TOML Syntax Colors */
.t-comment { color: #6a8a9a; font-style: italic; }
.t-bracket { color: var(--accent); }
.t-key { color: #e0e0e0; }
.t-str { color: #98c379; }
.t-num { color: #e5a96a; }
.t-bool { color: #56b6c2; }
.t-arr { color: #98c379; }

/* ============================
   COMPARISON
   ============================ */
.compare {
  padding: 6rem 0;
}

.compare-grid {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  gap: 2rem;
  align-items: start;
}

.compare-col {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

/* ENGRAM column gets accent border/glow */
.compare-col.engram {
  border-color: rgba(0,212,255,0.2);
  box-shadow: 0 0 40px rgba(0,212,255,0.06);
}

.compare-col-header {
  padding: 1.25rem 1.5rem;
  border-bottom: 1px solid var(--border);
  background: rgba(255,255,255,0.02);
}

.compare-label {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.compare-label.bad  { color: #aaa; }
.compare-label.good { color: var(--accent); }

.compare-list {
  list-style: none;
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.compare-item {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
}

.compare-icon {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  font-weight: 700;
  flex-shrink: 0;
  margin-top: 0.1rem;
}

.compare-item.bad  .compare-icon { color: #777; }
.compare-item.good .compare-icon { color: var(--accent); }

.compare-item strong {
  display: block;
  font-size: 0.88rem;
  font-weight: 600;
  color: #e8e8e8;
  margin-bottom: 0.2rem;
}

.compare-item p {
  font-size: 0.8rem;
  color: #aaa;
  line-height: 1.5;
}

.compare-divider {
  display: flex;
  align-items: center;
  justify-content: center;
  padding-top: 4rem;
}

.compare-vs {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 700;
  color: #aaa;
  border: 1px solid var(--border);
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  letter-spacing: 0.05em;
}

/* ============================
   PHILOSOPHY
   ============================ */
.philosophy {
  padding: 6rem 0;
  background: var(--bg-2);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.philosophy-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1.25rem;
}

.philosophy-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 2rem 1.75rem;
  display: flex;
  gap: 1.25rem;
  transition: border-color 0.3s ease, transform 0.3s ease;
  position: relative;
  overflow: hidden;
}

.philosophy-card::after {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at top left, rgba(0,212,255,0.04), transparent 60%);
  opacity: 0;
  transition: opacity 0.3s ease;
}

.philosophy-card:hover {
  border-color: rgba(0,212,255,0.2);
  transform: translateY(-3px);
}

.philosophy-card:hover::after { opacity: 1; }

.phil-num {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  color: var(--accent);
  flex-shrink: 0;
  padding-top: 0.2rem;
}

.phil-content { flex: 1; }

.phil-mantra {
  font-family: var(--font-mono);
  font-size: 1rem;
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 0.6rem;
  flex-wrap: wrap;
  margin-bottom: 0.75rem;
  line-height: 1.3;
}

.phil-left  { color: #fff; }
.phil-op    { color: var(--accent); font-size: 1.2rem; }
.phil-right { color: #999; }

.phil-desc {
  font-size: 0.83rem;
  color: #aaa;
  line-height: 1.6;
}

/* ============================
   CODE EXAMPLE
   ============================ */
.code-example {
  padding: 6rem 0;
}

/* Two-column layout for code section */
.code-split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
  align-items: start;
}

/* Styled code display block */
.code-block {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: 0 20px 60px rgba(0,0,0,0.4);
}

.config-header {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.85rem 1.25rem;
  background: rgba(255,255,255,0.02);
  border-bottom: 1px solid var(--border);
}

.config-filename {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: #aaa;
  flex: 1;
}

.copy-btn {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  color: #aaa;
  background: rgba(255,255,255,0.05);
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 0.25rem 0.65rem;
  cursor: pointer;
  transition: color var(--transition), border-color var(--transition);
}

.copy-btn:hover {
  color: var(--accent);
  border-color: rgba(0,212,255,0.3);
}

.config-body {
  padding: 1.5rem 2rem;
  overflow-x: auto;
}

.config-code {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  line-height: 1.8;
  color: #ccc;
}

/* ============================
   INSTALL COMMAND BOX
   ============================ */
.install-cmd {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  background: rgba(0,0,0,0.6);
  border: 1px solid rgba(0,212,255,0.2);
  border-radius: var(--radius);
  padding: 0.75rem 1.5rem;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  margin-bottom: 2rem;
  box-shadow: 0 0 30px rgba(0,212,255,0.06);
}

.install-prompt {
  color: var(--accent);
  font-weight: 700;
  user-select: none;
}

.install-text {
  color: #e8e8e8;
  letter-spacing: 0.02em;
}

/* ============================
   CTA
   ============================ */
.cta {
  padding: 8rem 0;
  position: relative;
  text-align: center;
  overflow: hidden;
}

.cta-bg {
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse 80% 60% at 50% 50%, rgba(0,212,255,0.06) 0%, transparent 70%);
  pointer-events: none;
}

.cta-content {
  position: relative;
  z-index: 1;
}

.cta-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: rgba(0,212,255,0.06);
  border: 1px solid rgba(0,212,255,0.15);
  border-radius: 100px;
  padding: 0.35rem 0.9rem;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--accent);
  letter-spacing: 0.05em;
  margin-bottom: 2rem;
}

.cta-title {
  font-size: clamp(2rem, 5vw, 3.5rem);
  font-weight: 800;
  color: #fff;
  letter-spacing: -0.02em;
  margin-bottom: 1.25rem;
  line-height: 1.1;
}

.cta-desc {
  font-size: 1rem;
  color: var(--text-dim);
  max-width: 520px;
  margin: 0 auto 2.5rem;
  line-height: 1.7;
}

.cta-actions {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1rem;
  flex-wrap: wrap;
  margin-bottom: 2rem;
}

.cta-meta {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: #999;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
  flex-wrap: wrap;
}

.dot-sep { color: #555; }

/* ============================
   FOOTER
   ============================ */
.footer {
  border-top: 1px solid var(--border);
  padding: 3rem 0 2rem;
  background: var(--bg-2);
}

.footer-inner {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 3rem;
  margin-bottom: 3rem;
  flex-wrap: wrap;
}

.footer-left {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.footer-tagline {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--text-muted);
  margin-top: 0.25rem;
}

.footer-credit {
  font-size: 0.75rem;
  color: var(--text-muted);
}

.footer-credit a {
  color: var(--text-dim);
  text-decoration: none;
  transition: color var(--transition);
}

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

.footer-links {
  display: flex;
  gap: 4rem;
  flex-wrap: wrap;
}

.footer-col {
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}

.footer-col h4 {
  font-size: 0.72rem;
  font-family: var(--font-mono);
  font-weight: 600;
  color: #fff;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: 0.25rem;
}

.footer-col a {
  font-size: 0.82rem;
  color: #999;
  text-decoration: none;
  transition: color var(--transition);
}

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

.footer-bottom {
  border-top: 1px solid var(--border);
  padding-top: 1.5rem;
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.footer-bottom span {
  font-size: 0.75rem;
  color: #888;
  font-family: var(--font-mono);
}

/* ============================
   RESPONSIVE
   ============================ */
@media (max-width: 900px) {
  .code-split {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  .nav-links { display: none; }

  .hero { padding: 7rem 0 4rem; }

  .hero-title { font-size: clamp(2.5rem, 12vw, 5rem); }

  .stats-inner { gap: 0; flex-wrap: wrap; }
  .stat-item { padding: 1rem 2rem; }
  .stat-divider { display: none; }

  .layers-grid { grid-template-columns: 1fr; }

  .compare-grid {
    grid-template-columns: 1fr;
  }
  .compare-divider { padding: 0; }
  .compare-vs { width: 36px; height: 36px; font-size: 0.7rem; margin: 0 auto; }

  .philosophy-grid { grid-template-columns: 1fr; }

  .footer-inner { flex-direction: column; }
  .footer-links { gap: 2rem; }

  .footer-bottom { flex-direction: column; text-align: center; }
}

@media (max-width: 480px) {
  .container { padding: 0 1.25rem; }
  .hero-content { padding: 0 1.25rem; }
  .hero-terminal { max-width: 100%; }
  .config-body { padding: 1rem 1.25rem; }
  .resolution-flow { gap: 0.3rem; }
  .res-item { font-size: 0.6rem; padding: 0.2rem 0.5rem; }
  .install-cmd { font-size: 0.72rem; padding: 0.6rem 1rem; }
}