/* -- Catppuccin Frappe palette -- */
:root {
  --crust: #232634;
  --mantle: #292c3c;
  --base: #303446;
  --surface0: #414559;
  --surface1: #51576d;
  --surface2: #626880;
  --overlay0: #737994;
  --overlay1: #838ba7;
  --subtext0: #a5adce;
  --subtext1: #b5bfe2;
  --text: #c6d0f5;
  --lavender: #babbf1;
  --blue: #8caaee;
  --sapphire: #85c1dc;
  --sky: #99d1db;
  --teal: #81c8be;
  --green: #a6d189;
  --yellow: #e5c890;
  --peach: #ef9f76;
  --maroon: #ea999c;
  --red: #e78284;
  --mauve: #ca9ee6;
  --pink: #f4b8e4;
  --flamingo: #eebebe;
  --rosewater: #f2d5cf;
}

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

html {
  font-size: 16px;
  scroll-behavior: smooth;
  scroll-snap-type: y proximity;
  overflow-y: scroll;
}

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  background: var(--crust);
  color: var(--text);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

/* Page sections snap into view */
.hero,
.positioning,
.how-it-works,
.features,
.cta {
  scroll-snap-align: start;
}

/* -- Layout -- */

.container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 2rem;
  width: 100%;
}

/* -- Scroll animations -- */

.reveal {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.4s ease, transform 0.4s ease;
}

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

/* Graceful degradation: show everything if JS is off */
.no-js .reveal {
  opacity: 1;
  transform: none;
}

/* -- Hero -- */

.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 2rem 0;
}

.hero .hero-name,
.hero .hero-tagline,
.hero .subtitle {
  text-align: center;
}

.hero .hero-name {
  font-family: 'JetBrains Mono', 'Fira Code', monospace;
  font-size: 5.5rem;
  font-weight: 700;
  letter-spacing: -0.03em;
  color: var(--blue);
  margin-bottom: 0.75rem;
}

.hero .hero-tagline {
  font-size: 2.2rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--text);
  margin-bottom: 0.75rem;
}

.hero .hero-tagline span {
  color: var(--blue);
}

.hero .hero-secondary {
  font-size: 1.2rem;
  font-weight: 500;
  color: var(--overlay1);
  letter-spacing: 0.04em;
  text-transform: uppercase;
  margin-bottom: 1rem;
  text-align: center;
}

.hero .subtitle {
  font-size: 1.15rem;
  color: var(--subtext0);
  max-width: 540px;
  margin: 0 auto 3.5rem;
  line-height: 1.5;
}

/* -- Terminal -- */

.terminal-wrapper {
  max-width: 900px;
  margin: 0 auto 4rem;
  text-align: left;
}

.terminal pre {
  margin: 0;
  text-align: left;
  white-space: pre;
  overflow-x: auto;
}

.terminal {
  background: var(--mantle);
  border: 1px solid var(--surface0);
  border-radius: 8px;
  overflow: hidden;
  font-family: 'JetBrains Mono', 'Fira Code', 'Cascadia Code', monospace;
  font-size: 0.8rem;
  line-height: 1.7;
  text-align: left;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
}

.terminal-header {
  background: var(--base);
  padding: 0.6rem 1rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  border-bottom: 1px solid var(--surface0);
}

.terminal-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--surface1);
}

.terminal-title {
  flex: 1;
  text-align: center;
  color: var(--overlay1);
  font-size: 0.75rem;
}

.terminal-body {
  padding: 1.25rem 1.5rem;
  height: 420px;
  text-align: left;
  overflow-y: hidden;
}

.terminal-line {
  white-space: pre-wrap;
  word-break: break-word;
  text-align: left;
  display: flex;
  justify-content: flex-start;
  align-items: baseline;
}

.terminal-line .prompt {
  color: var(--blue);
}

.terminal-line .command {
  color: var(--text);
}

/* Output lines for staggered animation */
.output-line {
  opacity: 0;
  transition: opacity 0.15s ease;
  text-align: left;
}

.output-line.visible {
  opacity: 1;
}

/* Bar fill animation */
.output-line .bar {
  display: inline-block;
  clip-path: inset(0 100% 0 0);
  transition: clip-path 0.4s ease;
}

.output-line.visible .bar {
  clip-path: inset(0 0 0 0);
}

.terminal-output {
  color: var(--subtext0);
  text-align: left;
}

.terminal-output .heading {
  color: var(--text);
  font-weight: 600;
}

.terminal-output .section {
  color: var(--lavender);
  font-weight: 600;
}

.terminal-output .highlight {
  color: var(--green);
}

.terminal-output .muted {
  color: var(--overlay0);
}

.terminal-output .bar {
  color: var(--blue);
}

/* Cursor */
.cursor {
  display: inline-block;
  width: 8px;
  height: 1.1em;
  background: var(--text);
  vertical-align: text-bottom;
  animation: blink 1s step-end infinite;
}

@keyframes blink {
  50% { opacity: 0; }
}

/* Typing animation */
.typed-text {
  display: inline;
}

.output-block {
  opacity: 0;
  transition: opacity 0.3s ease;
  text-align: left;
}

.output-block.visible {
  opacity: 1;
}

/* -- Install -- */

.install {
  padding: 3rem 0 4rem;
  text-align: center;
}

.install h2 {
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--subtext0);
  margin-bottom: 1.5rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.install-options {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  max-width: 560px;
  margin: 0 auto;
}

.install-option {
  display: flex;
  align-items: center;
  background: var(--mantle);
  border: 1px solid var(--surface0);
  border-radius: 6px;
  padding: 0.75rem 1rem;
  gap: 1rem;
  transition: border-color 0.2s;
  overflow: hidden;
}

.install-option:hover {
  border-color: var(--surface1);
}

.install-label {
  color: var(--overlay1);
  font-size: 0.8rem;
  min-width: 3rem;
  text-align: right;
  flex-shrink: 0;
}

.install-cmd {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.85rem;
  color: var(--text);
  flex: 1;
  text-align: left;
  overflow-x: auto;
  white-space: nowrap;
  min-width: 0;
  scrollbar-width: thin;
  scrollbar-color: var(--surface1) transparent;
}

.install-cmd::-webkit-scrollbar {
  height: 4px;
}

.install-cmd::-webkit-scrollbar-track {
  background: transparent;
}

.install-cmd::-webkit-scrollbar-thumb {
  background: var(--surface1);
  border-radius: 2px;
}

.copy-btn {
  flex-shrink: 0;
  background: none;
  border: 1px solid var(--surface1);
  border-radius: 4px;
  color: var(--overlay1);
  font-family: 'Inter', sans-serif;
  font-size: 0.7rem;
  padding: 0.25rem 0.5rem;
  cursor: pointer;
  transition: color 0.2s, border-color 0.2s;
  white-space: nowrap;
}

.copy-btn:hover {
  color: var(--text);
  border-color: var(--surface2);
}

.copy-btn.copied {
  color: var(--green);
  border-color: var(--green);
}

/* -- Divider -- */

.divider {
  border: none;
  height: 1px;
  background: var(--surface0);
  margin: 0;
}

/* -- Positioning -- */

.positioning {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 4rem 0;
  text-align: center;
}

.positioning > .container {
  text-align: center;
}

.positioning h2 {
  font-size: 2rem;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 1.5rem;
}

.positioning-points p {
  font-size: 1.1rem;
  color: var(--subtext0);
  max-width: 640px;
  margin: 0 auto 0.75rem;
  line-height: 1.7;
}

.positioning-points p:last-child {
  margin-bottom: 0;
}

.positioning-points .positioning-kicker {
  color: var(--text);
  font-weight: 600;
  font-size: 1.2rem;
  margin-top: 1.5rem;
}

.positioning-points code {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.9rem;
  color: var(--blue);
  background: var(--surface0);
  padding: 0.1rem 0.4rem;
  border-radius: 3px;
}

/* -- How it works -- */

.how-it-works {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 4rem 0;
  text-align: center;
}

.how-it-works > .container {
  text-align: center;
}

.how-it-works h2 {
  font-size: 2rem;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 3rem;
}

.steps-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
}

.step {
  text-align: center;
}

.step-number {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2.5rem;
  height: 2.5rem;
  border-radius: 50%;
  background: var(--surface0);
  color: var(--blue);
  font-family: 'JetBrains Mono', monospace;
  font-weight: 600;
  font-size: 1rem;
  margin-bottom: 1rem;
}

.step h3 {
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--text);
  margin-bottom: 0.5rem;
}

.step p {
  font-size: 0.9rem;
  color: var(--subtext0);
  line-height: 1.5;
}

.step code {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.85rem;
  color: var(--blue);
  background: var(--surface0);
  padding: 0.1rem 0.4rem;
  border-radius: 3px;
}

/* -- Features -- */

.features {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 4rem 0;
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2rem;
}

.feature-card {
  background: var(--mantle);
  border: 1px solid var(--surface0);
  border-radius: 8px;
  padding: 2rem;
  transition: border-color 0.2s;
}

.feature-card:hover {
  border-color: var(--surface1);
}

.feature-card h3 {
  font-size: 1rem;
  font-weight: 600;
  color: var(--text);
  margin-bottom: 0.5rem;
}

.feature-card p {
  font-size: 0.9rem;
  color: var(--subtext0);
  line-height: 1.5;
}

/* -- CTA -- */

.cta {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 4rem 0;
  text-align: center;
  border-top: 1px solid var(--surface0);
}

.cta > .container {
  text-align: center;
}

.cta h2 {
  font-size: 2rem;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 0.5rem;
}

.cta-sub {
  font-size: 1.1rem;
  color: var(--subtext0);
  margin-bottom: 2rem;
}

.cta-buttons {
  display: flex;
  gap: 1rem;
  justify-content: center;
  flex-wrap: wrap;
}

.btn {
  display: inline-block;
  padding: 0.75rem 2rem;
  border-radius: 6px;
  font-family: 'Inter', sans-serif;
  font-size: 1rem;
  font-weight: 600;
  text-decoration: none;
  transition: background 0.2s, border-color 0.2s, color 0.2s;
}

.btn-primary {
  background: var(--blue);
  color: var(--crust);
  border: 1px solid var(--blue);
}

.btn-primary:hover {
  background: var(--lavender);
  border-color: var(--lavender);
}

.btn-secondary {
  background: transparent;
  color: var(--blue);
  border: 1px solid var(--surface1);
}

.btn-secondary:hover {
  border-color: var(--blue);
  color: var(--lavender);
}

/* -- Footer -- */

.footer {
  padding: 3rem 0;
  text-align: center;
  border-top: 1px solid var(--surface0);
}

.footer a {
  color: var(--blue);
  text-decoration: none;
  font-weight: 500;
  font-size: 1rem;
  transition: color 0.2s;
}

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

.footer p {
  margin-top: 0.75rem;
  color: var(--overlay0);
  font-size: 0.85rem;
}

/* -- Responsive -- */

@media (max-width: 768px) {
  html {
    scroll-snap-type: none;
  }

  .hero,
  .positioning,
  .how-it-works,
  .features,
  .cta {
    min-height: auto;
  }

  .hero {
    padding: 4rem 0 3rem;
  }

  .hero .hero-name {
    font-size: 3.5rem;
  }

  .hero .hero-tagline {
    font-size: 1.6rem;
  }

  .hero .subtitle {
    font-size: 1rem;
  }

  .terminal {
    font-size: 0.75rem;
  }

  .terminal-body {
    padding: 1rem;
    height: 380px;
  }

  .features-grid {
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
  }

  .steps-grid {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

  .positioning h2,
  .how-it-works h2,
  .cta h2 {
    font-size: 1.5rem;
  }

  .install-cmd {
    font-size: 0.78rem;
  }
}

@media (max-width: 480px) {
  .hero .hero-name {
    font-size: 2.8rem;
  }

  .hero .hero-tagline {
    font-size: 1.3rem;
  }

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

  .install-option {
    flex-direction: column;
    align-items: stretch;
    gap: 0.5rem;
  }

  .install-label {
    text-align: left;
  }

  .install-cmd {
    font-size: 0.75rem;
  }

  .terminal {
    font-size: 0.7rem;
  }

  .cta-buttons {
    flex-direction: column;
    align-items: center;
  }

  .btn {
    width: 100%;
    max-width: 280px;
    text-align: center;
  }
}