:root {
  --cream: #f8fafc;
  --cream-dark: #e2e8f0;
  --ink: #0f172a;
  --ink-mid: #334155;
  --purple: #6366f1;
  --purple-light: #818cf8;
  --purple-pale: #e0e7ff;
  --orange: #f43f5e;
  --gray-text: #475569;
  --border: rgba(99,102,241,0.15);
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  background: var(--cream); color: var(--ink);
  font-family: 'DM Mono', monospace; font-size: 15px;
  line-height: 1.6; overflow-x: hidden;
}

/* Noise texture overlay */
body::before {
  content: ''; position: fixed; inset: 0; pointer-events: none; z-index: 9999; opacity: 0.05;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='300' height='300'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.88' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='300' height='300' filter='url(%23n)' opacity='1'/%3E%3C/svg%3E");
  background-size: 180px 180px;
}

/* HEADER */
header {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  background: rgba(253,246,227,0.93); backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px); border-bottom: 1px solid var(--border);
}
.header-inner {
  max-width: 1200px; margin: 0 auto; padding: 0 2rem;
  height: 60px; display: flex; align-items: center; justify-content: space-between;
}
.logo {
  font-family: 'Instrument Serif', serif; font-size: 1.35rem;
  color: var(--purple); text-decoration: none; letter-spacing: -0.01em;
}
nav { display: flex; gap: 2rem; align-items: center; }
nav a {
  font-family: 'DM Mono', monospace; font-size: 0.75rem;
  color: var(--ink-mid); text-decoration: none; letter-spacing: 0.06em;
  text-transform: uppercase; transition: color 0.2s;
}
nav a:hover { color: var(--purple); }

/* BUTTONS */
.btn-primary {
  font-family: 'DM Mono', monospace; font-size: 0.75rem;
  letter-spacing: 0.06em; text-transform: uppercase;
  background: var(--purple); color: var(--cream); border: none;
  padding: 0.55rem 1.3rem; cursor: pointer; text-decoration: none;
  transition: background 0.2s, transform 0.15s; display: inline-block;
}
.btn-primary:hover { background: var(--purple-light); transform: translateY(-1px); }

.btn-ghost {
  font-family: 'DM Mono', monospace; font-size: 0.75rem;
  letter-spacing: 0.06em; text-transform: uppercase;
  background: transparent; color: var(--ink); border: 1px solid currentColor;
  padding: 0.55rem 1.3rem; cursor: pointer; text-decoration: none;
  transition: all 0.2s; display: inline-block;
}
.btn-ghost:hover { color: var(--purple); border-color: var(--purple); }

/* HERO */
.hero {
  min-height: 100vh; display: grid; grid-template-columns: 1fr 1fr;
  align-items: center; max-width: 1200px; margin: 0 auto;
  padding: 7rem 2rem 4rem; gap: 3rem;
}
.hero-tag {
  font-family: 'DM Mono', monospace; font-size: 0.7rem;
  letter-spacing: 0.14em; text-transform: uppercase;
  color: var(--orange); border: 1px solid var(--orange);
  padding: 0.25rem 0.8rem; display: inline-block; margin-bottom: 2rem;
}
.hero-title {
  font-family: 'Instrument Serif', serif;
  font-size: clamp(2.6rem, 4.5vw, 4.2rem);
  line-height: 1.07; letter-spacing: -0.03em;
  color: var(--ink); margin-bottom: 1.2rem;
}
.hero-title em { font-style: italic; color: var(--purple); }
.hero-italic {
  font-family: 'Instrument Serif', serif; font-size: 1.2rem;
  font-style: italic; color: var(--gray-text); margin-bottom: 1.2rem;
}
.hero-sub {
  font-size: 0.87rem; color: var(--gray-text); max-width: 460px;
  line-height: 1.85; margin-bottom: 2.5rem;
}
.hero-cta { display: flex; gap: 1rem; flex-wrap: wrap; }

/* CODE DEMO */
.code-demo {
  background: var(--ink); border: 1px solid rgba(255,255,255,0.1);
  padding: 1.5rem; font-family: 'DM Mono', monospace; font-size: 0.8rem;
}
.code-line { padding: 0.15rem 0; color: var(--cream); }
.code-line.prompt { color: var(--purple-light); }
.code-line.muted { color: rgba(253,246,227,0.4); }
.code-line.critical { color: #ff8a6b; margin-top: 0.8rem; }
.code-line.high { color: #e8a074; margin-top: 0.8rem; }
.code-line.detail { color: rgba(253,246,227,0.5); margin-left: 1rem; }

/* SECTIONS */
.section { max-width: 1200px; margin: 0 auto; padding: 6rem 2rem; }
.section-label {
  font-family: 'DM Mono', monospace; font-size: 0.68rem;
  letter-spacing: 0.14em; text-transform: uppercase;
  color: var(--orange); margin-bottom: 1rem; display: block;
}
.section-title {
  font-family: 'Instrument Serif', serif;
  font-size: clamp(1.9rem, 3vw, 2.8rem);
  line-height: 1.1; letter-spacing: -0.025em;
  color: var(--ink); margin-bottom: 2rem;
}
.section-title em { font-style: italic; color: var(--purple); }

/* PROBLEM GRID */
.problem-grid {
  display: grid; grid-template-columns: 1fr 1fr;
  gap: 2rem; margin-top: 3rem;
}
.problem-card {
  border: 1px solid var(--border); padding: 2rem;
  background: var(--cream);
}
.problem-card h3 {
  font-family: 'Syne', sans-serif; font-size: 1.1rem;
  font-weight: 700; color: var(--ink); margin-bottom: 1rem;
}
.problem-card p {
  font-size: 0.87rem; color: var(--gray-text); line-height: 1.85;
}

/* FEATURES */
.feature-section { background: var(--cream-dark); }
.feature-grid {
  display: grid; grid-template-columns: repeat(3, 1fr);
  gap: 2rem; margin-top: 3rem;
}
.feature-card {
  border: 1px solid var(--border); padding: 2rem;
  background: var(--cream);
}
.feature-card h3 {
  font-family: 'Syne', sans-serif; font-size: 1rem;
  font-weight: 700; color: var(--ink); margin-bottom: 1rem;
}
.feature-card p {
  font-size: 0.85rem; color: var(--gray-text); line-height: 1.8;
}

/* DARK SECTION */
.dark-section { background: var(--ink); }
.dark-section .section-label { color: var(--orange); }
.dark-section .section-title { color: var(--cream); }
.dark-section .section-title em { color: #c8a0e8; }
.commands-grid {
  display: grid; grid-template-columns: repeat(3, 1fr);
  gap: 2rem; margin-top: 3rem;
}
.command-card {
  border: 1px solid rgba(255,255,255,0.12);
  padding: 2rem; background: rgba(255,255,255,0.03);
}
.command-name {
  font-family: 'DM Mono', monospace; font-size: 0.82rem;
  color: var(--purple-light); margin-bottom: 1rem;
}
.command-card h3 {
  font-family: 'Syne', sans-serif; font-size: 1rem;
  font-weight: 700; color: var(--cream); margin-bottom: 1rem;
}
.command-card p {
  font-size: 0.85rem; color: rgba(253,246,227,0.6); line-height: 1.8;
}

/* PRICING */
.pricing-section { background: var(--cream-dark); }
.pricing-grid {
  display: grid; grid-template-columns: 1fr 1fr;
  gap: 2rem; margin-top: 3rem;
}
.pricing-card {
  border: 1px solid var(--border); padding: 2.5rem;
  background: var(--cream);
}
.pricing-card.featured {
  border: 2px solid var(--purple);
  background: var(--purple-pale);
}
.pricing-card h3 {
  font-family: 'Syne', sans-serif; font-size: 1.3rem;
  font-weight: 800; color: var(--ink); margin-bottom: 1rem;
}
.pricing-sub {
  font-size: 0.85rem; color: var(--gray-text);
  line-height: 1.8; margin-bottom: 2rem;
}
.pricing-features {
  list-style: none; margin-bottom: 2rem;
}
.pricing-features li {
  font-size: 0.85rem; color: var(--ink-mid);
  padding: 0.5rem 0; line-height: 1.6;
}
.pricing-features li::before {
  content: '✓'; color: var(--purple);
  font-weight: bold; margin-right: 0.7rem;
}

/* INSTALL BOX */
.install-box {
  background: var(--ink); border: 1px solid rgba(255,255,255,0.1);
  padding: 2rem; margin: 3rem 0 2rem;
}
.install-box pre {
  font-family: 'DM Mono', monospace; font-size: 0.85rem;
  color: var(--cream); line-height: 1.8;
}
.install-box .comment { color: rgba(253,246,227,0.4); }
.cta-row {
  display: flex; gap: 1rem; justify-content: center;
  flex-wrap: wrap; margin-top: 2rem;
}

/* FOOTER */
footer {
  border-top: 1px solid var(--border); padding: 2rem;
  display: flex; justify-content: space-between; align-items: center;
  max-width: 1200px; margin: 0 auto;
}
footer p { font-size: 0.74rem; color: var(--gray-text); }
.footer-links { display: flex; gap: 1.5rem; }
.footer-links a {
  font-size: 0.74rem; color: var(--purple);
  text-decoration: none;
}
.footer-links a:hover { text-decoration: underline; }

/* BLOG LIST */
.blog-list { display: flex; flex-direction: column; gap: 2rem; margin-top: 3rem; }
.blog-card {
  border: 1px solid var(--border); padding: 2rem;
  background: var(--cream); transition: border-color 0.2s;
}
.blog-card:hover { border-color: var(--purple); }
.blog-meta {
  font-family: 'DM Mono', monospace; font-size: 0.68rem;
  letter-spacing: 0.08em; text-transform: uppercase;
  color: var(--gray-text); margin-bottom: 1rem;
}
.blog-card h2 {
  font-family: 'Instrument Serif', serif; font-size: 1.6rem;
  color: var(--ink); margin-bottom: 1rem; line-height: 1.2;
}
.blog-card p {
  font-size: 0.87rem; color: var(--gray-text);
  line-height: 1.85; margin-bottom: 1.5rem;
}
.blog-footer { display: flex; justify-content: space-between; align-items: center; }
.blog-author { font-size: 0.75rem; color: var(--ink-mid); }

/* ANIMATIONS */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}

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

.fade-in {
  animation: fadeIn 0.8s ease-out;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}

.problem-card, .feature-card, .command-card, .pricing-card, .blog-card {
  transition: all 0.3s ease;
}

.problem-card:hover, .feature-card:hover, .command-card:hover, .pricing-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 8px 24px rgba(99,102,241,0.12);
}

.blog-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 16px rgba(99,102,241,0.1);
}

.btn-primary, .btn-ghost {
  position: relative;
  overflow: hidden;
}

.btn-primary::before, .btn-ghost::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  width: 0;
  height: 0;
  border-radius: 50%;
  background: rgba(255,255,255,0.2);
  transform: translate(-50%, -50%);
  transition: width 0.6s, height 0.6s;
}

.btn-primary:hover::before, .btn-ghost:hover::before {
  width: 300px;
  height: 300px;
}

.code-line {
  animation: slideIn 0.4s ease-out backwards;
}

.code-line:nth-child(1) { animation-delay: 0.1s; }
.code-line:nth-child(2) { animation-delay: 0.2s; }
.code-line:nth-child(3) { animation-delay: 0.3s; }
.code-line:nth-child(4) { animation-delay: 0.4s; }
.code-line:nth-child(5) { animation-delay: 0.5s; }
.code-line:nth-child(6) { animation-delay: 0.6s; }
.code-line:nth-child(7) { animation-delay: 0.7s; }
.code-line:nth-child(8) { animation-delay: 0.8s; }
.code-line:nth-child(9) { animation-delay: 0.9s; }

@keyframes slideIn {
  from {
    opacity: 0;
    transform: translateX(-10px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

/* RESPONSIVE */
@media (max-width: 968px) {
  .hero { grid-template-columns: 1fr; gap: 2rem; }
  .problem-grid { grid-template-columns: 1fr; }
  .feature-grid { grid-template-columns: 1fr; }
  .commands-grid { grid-template-columns: 1fr; }
  .pricing-grid { grid-template-columns: 1fr; }
  nav { display: none; }
}