/* ==========================================================================
   ApiPatch Design System — Linear / Modern Dark Aesthetic
   ========================================================================== */

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

:root {
  --black:       #070709;
  --off-black:   #0d0e12;
  --editor-bg:   #090a0f;
  --card-bg:     #111217;
  --card-hover:  #16181f;
  --border:      rgba(255, 255, 255, 0.08);
  --border-glow: rgba(163, 230, 53, 0.25);
  --white:       #f5f5f0;
  --muted:       #8a8e99;
  --dim:         #525660;
  
  --lime:        #a3e635;
  --lime-glow:   rgba(163, 230, 53, 0.15);
  --lime-dark:   #65a30d;
  
  --rem-bg:      rgba(239, 68, 68, 0.14);
  --rem-fg:      #f87171;
  --add-bg:      rgba(163, 230, 53, 0.13);
  --add-fg:      #a3e635;
  
  --cyan:        #38bdf8;
  --yellow:      #facc15;
  --purple:      #c084fc;

  --serif:       'Instrument Serif', Georgia, serif;
  --mono:        'JetBrains Mono', 'Fira Code', monospace;
  --sans:        'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
}

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

body {
  background: var(--black);
  color: var(--white);
  font-family: var(--sans);
  line-height: 1.6;
  background-image:
    radial-gradient(circle at 50% 0%, rgba(163, 230, 53, 0.06) 0%, transparent 60%),
    linear-gradient(rgba(255, 255, 255, 0.02) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.02) 1px, transparent 1px);
  background-size: 100% 100%, 48px 48px, 48px 48px;
  background-attachment: fixed;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

a {
  text-decoration: none;
  color: inherit;
  transition: all 0.2s ease;
}

/* ==========================================================================
   Top Announcement Banner
   ========================================================================== */
.top-banner {
  background: rgba(13, 14, 18, 0.95);
  border-bottom: 1px solid var(--border);
  padding: 0.5rem 1rem;
  font-family: var(--mono);
  font-size: 0.78rem;
  color: var(--muted);
  text-align: center;
}

.top-banner-inner {
  max-width: 1100px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
  flex-wrap: wrap;
}

.badge-new {
  background: var(--lime);
  color: var(--black);
  font-weight: 600;
  font-size: 0.68rem;
  padding: 0.15rem 0.45rem;
  border-radius: 3px;
  letter-spacing: 0.04em;
}

.banner-link {
  color: var(--white);
  border-bottom: 1px dotted var(--muted);
}
.banner-link:hover {
  color: var(--lime);
  border-bottom-color: var(--lime);
}

/* ==========================================================================
   Navigation
   ========================================================================== */
nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(7, 7, 9, 0.85);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
}

.nav-inner {
  max-width: 1160px;
  margin: 0 auto;
  padding: 0.9rem 2rem;
  display: flex;
  align-items: center;
  gap: 2rem;
}

.logo-wrap {
  display: flex;
  align-items: center;
  gap: 0.65rem;
}

.nav-logo-img {
  width: 26px;
  height: 26px;
  border-radius: 6px;
  object-fit: cover;
  border: 1px solid rgba(163, 230, 53, 0.3);
  box-shadow: 0 0 10px rgba(163, 230, 53, 0.2);
}

.logo {
  font-family: var(--mono);
  font-size: 1.05rem;
  font-weight: 600;
  letter-spacing: -0.03em;
  color: var(--white);
}

.nav-links {
  display: flex;
  gap: 1.75rem;
  margin-left: 2rem;
}

.nav-links a {
  font-size: 0.875rem;
  color: var(--muted);
  font-weight: 500;
}
.nav-links a:hover {
  color: var(--white);
}

.status-pill {
  margin-left: auto;
  font-family: var(--mono);
  font-size: 0.75rem;
  color: var(--muted);
  display: flex;
  align-items: center;
  gap: 0.5rem;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--border);
  padding: 0.35rem 0.85rem;
  border-radius: 999px;
  transition: border-color 0.2s;
}
.status-pill:hover {
  border-color: rgba(163, 230, 53, 0.4);
}

.status-pill .dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--lime);
  box-shadow: 0 0 8px var(--lime);
  animation: pulseDot 2s infinite ease-in-out;
}

@keyframes pulseDot {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.5; transform: scale(0.85); }
}

/* ==========================================================================
   Hero Section
   ========================================================================== */
.hero {
  max-width: 1160px;
  margin: 0 auto;
  padding: 6.5rem 2rem 5rem;
  position: relative;
}

.eyebrow {
  font-family: var(--mono);
  font-size: 0.75rem;
  color: var(--lime);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-bottom: 1.5rem;
  display: inline-block;
  background: rgba(163, 230, 53, 0.08);
  border: 1px solid rgba(163, 230, 53, 0.2);
  padding: 0.3rem 0.8rem;
  border-radius: 4px;
}

.hero h1 {
  font-family: var(--serif);
  font-size: clamp(3.5rem, 7.5vw, 6.5rem);
  font-weight: 400;
  line-height: 1.05;
  letter-spacing: -0.03em;
  margin-bottom: 2rem;
  color: var(--white);
}

.hero h1 em {
  font-style: italic;
  color: var(--muted);
}

.hero-sub {
  font-size: 1.15rem;
  color: var(--muted);
  line-height: 1.8;
  max-width: 640px;
  margin-bottom: 2.5rem;
}
.hero-sub strong {
  color: var(--white);
}

/* Terminal Widgets (Mini Windows) */
.hero-install {
  margin-bottom: 2.5rem;
}

.terminal-widget.mini {
  background: var(--editor-bg);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 8px;
  overflow: hidden;
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.6);
  display: inline-flex;
  flex-direction: column;
  transition: all 0.2s ease;
}
.terminal-widget.mini:hover {
  border-color: rgba(163, 230, 53, 0.4);
}

.term-titlebar.mini {
  background: #101218;
  border-bottom: 1px solid var(--border);
  padding: 0.35rem 0.8rem;
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.term-mini-title {
  font-family: var(--mono);
  font-size: 0.7rem;
  color: var(--muted);
}

.term-widget-body {
  padding: 0.6rem 1rem;
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-family: var(--mono);
  font-size: 0.9rem;
}

.prompt-sym {
  color: var(--lime);
  user-select: none;
  font-weight: 600;
}

.term-widget-body code {
  color: var(--white);
  font-weight: 500;
}

.copy-btn {
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid var(--border);
  color: var(--muted);
  border-radius: 4px;
  padding: 0.25rem 0.55rem;
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  font-family: var(--mono);
  font-size: 0.75rem;
  cursor: pointer;
  margin-left: 0.5rem;
  transition: all 0.15s ease;
}
.copy-btn:hover {
  background: rgba(255, 255, 255, 0.12);
  color: var(--white);
}
.copy-btn.copied {
  background: var(--lime);
  color: var(--black);
  border-color: var(--lime);
}

.hero-actions {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  flex-wrap: wrap;
}

.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  font-family: var(--mono);
  font-size: 0.9rem;
  background: var(--lime);
  color: var(--black);
  padding: 0.85rem 1.75rem;
  border-radius: 6px;
  font-weight: 600;
  transition: all 0.2s ease;
  box-shadow: 0 0 25px rgba(163, 230, 53, 0.25);
}
.btn-primary:hover {
  opacity: 0.9;
  transform: translateY(-2px);
  box-shadow: 0 0 35px rgba(163, 230, 53, 0.4);
}

.btn-ghost {
  font-family: var(--mono);
  font-size: 0.9rem;
  color: var(--muted);
  padding: 0.85rem 1rem;
  transition: all 0.2s ease;
}
.btn-ghost:hover {
  color: var(--white);
  transform: translateX(4px);
}

/* ==========================================================================
   Metrics Strip
   ========================================================================== */
.grid-strip {
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  background: var(--off-black);
}

.metric {
  padding: 2.75rem 2rem;
  border-right: 1px solid var(--border);
  transition: background 0.2s ease;
}
.metric:last-child {
  border-right: none;
}
.metric:hover {
  background: rgba(255, 255, 255, 0.02);
}

.metric span {
  display: block;
  font-family: var(--serif);
  font-size: 3rem;
  font-weight: 400;
  line-height: 1;
  margin-bottom: 0.75rem;
  color: var(--white);
}

.metric p {
  font-size: 0.85rem;
  color: var(--muted);
  line-height: 1.5;
}

/* ==========================================================================
   How It Works & Terminal IDE Diff
   ========================================================================== */
.how {
  max-width: 1160px;
  margin: 0 auto;
  padding: 7.5rem 2rem;
}

.how-inner {
  display: grid;
  grid-template-columns: 1fr 1.35fr;
  gap: 4.5rem;
  align-items: start;
}

.label {
  font-family: var(--mono);
  font-size: 0.75rem;
  color: var(--lime);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-bottom: 1.25rem;
}

.how-text h2 {
  font-family: var(--serif);
  font-size: clamp(2.2rem, 4vw, 3.2rem);
  font-weight: 400;
  line-height: 1.15;
  letter-spacing: -0.02em;
  margin-bottom: 1.5rem;
}

.body-text {
  font-size: 1rem;
  color: var(--muted);
  line-height: 1.8;
  margin-bottom: 2rem;
}

.check-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 1rem;
  margin-bottom: 2rem;
}

.check-list li {
  font-size: 0.88rem;
  color: var(--muted);
  padding-left: 1.5rem;
  position: relative;
  line-height: 1.6;
}
.check-list li strong {
  color: var(--white);
}
.check-list li::before {
  content: '→';
  position: absolute;
  left: 0;
  color: var(--lime);
  font-weight: 600;
}

.live-pr-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  background: rgba(163, 230, 53, 0.08);
  border: 1px solid rgba(163, 230, 53, 0.25);
  padding: 0.5rem 1rem;
  border-radius: 6px;
  font-family: var(--mono);
  font-size: 0.8rem;
  color: var(--white);
}
.live-pr-badge a {
  color: var(--lime);
  text-decoration: underline;
}

.live-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--lime);
  box-shadow: 0 0 8px var(--lime);
}

/* Diff Container & Tabs */
.diff-container {
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
}

.diff-tabs {
  display: flex;
  gap: 0.5rem;
  overflow-x: auto;
  padding-bottom: 0.25rem;
}

.diff-tab {
  background: var(--off-black);
  border: 1px solid var(--border);
  color: var(--muted);
  font-family: var(--mono);
  font-size: 0.76rem;
  padding: 0.5rem 0.9rem;
  border-radius: 6px;
  cursor: pointer;
  white-space: nowrap;
  transition: all 0.2s ease;
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
}
.diff-tab:hover {
  color: var(--white);
  border-color: rgba(255, 255, 255, 0.2);
}
.diff-tab.active {
  background: rgba(163, 230, 53, 0.12);
  color: var(--lime);
  border-color: rgba(163, 230, 53, 0.4);
  font-weight: 600;
}

/* Terminal Editor Diff Window (IDE Style) */
.terminal-editor {
  background: var(--editor-bg);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 10px;
  overflow: hidden;
  box-shadow: 0 15px 45px rgba(0, 0, 0, 0.7);
  font-family: var(--mono);
}

.diff-panel {
  display: none;
}
.diff-panel.active {
  display: block;
  animation: fadeIn 0.25s ease-in-out;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(4px); }
  to { opacity: 1; transform: translateY(0); }
}

.term-titlebar {
  background: #101218;
  border-bottom: 1px solid var(--border);
  padding: 0.65rem 1rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.term-dots {
  display: flex;
  gap: 6px;
  align-items: center;
}
.tdot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  display: inline-block;
}
.tdot.red { background: #ef4444; }
.tdot.yellow { background: #eab308; }
.tdot.green { background: #22c55e; }

.term-tab-active {
  background: var(--editor-bg);
  border: 1px solid var(--border);
  border-bottom: none;
  padding: 0.25rem 0.75rem;
  border-radius: 5px 5px 0 0;
  font-size: 0.75rem;
  color: var(--white);
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
}

.term-status-badge {
  font-size: 0.7rem;
  color: var(--lime);
  background: rgba(163, 230, 53, 0.1);
  border: 1px solid rgba(163, 230, 53, 0.25);
  padding: 0.2rem 0.55rem;
  border-radius: 4px;
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
}
.badge-dot {
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--lime);
}

/* Code View */
.term-code-view {
  padding: 1rem 0;
  font-size: 0.82rem;
  line-height: 1.7;
  overflow-x: auto;
}

.code-line {
  display: flex;
  align-items: flex-start;
  padding: 0.05rem 1rem;
  transition: background 0.1s;
}
.code-line:hover {
  background: rgba(255, 255, 255, 0.02);
}

.code-line .ln {
  width: 32px;
  color: var(--dim);
  text-align: right;
  margin-right: 14px;
  user-select: none;
  font-size: 0.75rem;
}

.code-line .sign {
  width: 14px;
  user-select: none;
  font-weight: 600;
  margin-right: 6px;
}

.code-line .code {
  flex: 1;
  white-space: pre;
}

.code-line.context .sign {
  color: transparent;
}

.code-line.rem {
  background: var(--rem-bg);
  border-left: 3px solid var(--rem-fg);
}
.code-line.rem .sign {
  color: var(--rem-fg);
}
.code-line.rem .ln {
  color: rgba(248, 113, 113, 0.6);
}

.code-line.add {
  background: var(--add-bg);
  border-left: 3px solid var(--add-fg);
}
.code-line.add .sign {
  color: var(--add-fg);
}
.code-line.add .ln {
  color: rgba(163, 230, 53, 0.6);
}

/* Syntax Highlighting */
.kwd { color: #f472b6; font-weight: 500; }
.typ { color: #38bdf8; }
.str { color: #4ade80; }
.cmt { color: #6b7280; font-style: italic; }

/* Terminal Footer */
.term-status-footer {
  background: #101218;
  border-top: 1px solid var(--border);
  padding: 0.65rem 1rem;
  font-size: 0.75rem;
}

.term-footer-left {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  flex-wrap: wrap;
}

.term-git-branch {
  color: var(--muted);
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
}

.term-sep {
  color: var(--dim);
}

.term-msg {
  color: var(--muted);
}
.term-msg a {
  color: var(--lime);
  text-decoration: underline;
}

/* ==========================================================================
   Features Section with Modern SVG Icon Wrappers
   ========================================================================== */
.features {
  border-top: 1px solid var(--border);
  background: var(--off-black);
  padding: 7.5rem 2rem;
}

.features-inner {
  max-width: 1160px;
  margin: 0 auto;
}

.section-head {
  text-align: center;
  max-width: 680px;
  margin: 0 auto 5rem;
}

.section-head h2 {
  font-family: var(--serif);
  font-size: clamp(2.2rem, 4vw, 3.2rem);
  font-weight: 400;
  line-height: 1.15;
  letter-spacing: -0.02em;
  margin-bottom: 1.25rem;
}

.section-sub {
  font-size: 1.05rem;
  color: var(--muted);
  line-height: 1.7;
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

.feature-card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 2.25rem;
  transition: all 0.25s ease;
  position: relative;
}
.feature-card:hover {
  background: var(--card-hover);
  border-color: rgba(163, 230, 53, 0.35);
  transform: translateY(-3px);
  box-shadow: 0 12px 30px rgba(0, 0, 0, 0.5);
}

.card-icon-wrap {
  width: 44px;
  height: 44px;
  border-radius: 8px;
  background: rgba(163, 230, 53, 0.08);
  border: 1px solid rgba(163, 230, 53, 0.25);
  color: var(--lime);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.35rem;
  transition: all 0.25s ease;
}
.feature-card:hover .card-icon-wrap {
  background: rgba(163, 230, 53, 0.16);
  border-color: var(--lime);
  box-shadow: 0 0 18px rgba(163, 230, 53, 0.35);
  transform: scale(1.05);
}

.feature-card h3 {
  font-family: var(--sans);
  font-size: 1.15rem;
  font-weight: 600;
  margin-bottom: 0.75rem;
  color: var(--white);
}

.feature-card p {
  font-size: 0.9rem;
  color: var(--muted);
  line-height: 1.7;
}
.feature-card code {
  font-family: var(--mono);
  font-size: 0.82rem;
  background: rgba(255, 255, 255, 0.08);
  padding: 0.15rem 0.4rem;
  border-radius: 3px;
  color: var(--white);
}

/* ==========================================================================
   CLI & Terminal Showcase (Unified Terminal Components)
   ========================================================================== */
.cli-section {
  border-top: 1px solid var(--border);
  padding: 7.5rem 2rem;
  max-width: 1160px;
  margin: 0 auto;
}

.cli-inner {
  display: grid;
  grid-template-columns: 1fr 1.3fr;
  gap: 4.5rem;
  align-items: center;
}

.cli-text h2 {
  font-family: var(--serif);
  font-size: clamp(2.2rem, 4vw, 3.2rem);
  font-weight: 400;
  line-height: 1.15;
  letter-spacing: -0.02em;
  margin-bottom: 1.5rem;
}

.cli-commands-list {
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
  margin-top: 2rem;
}

.terminal-cmd-card {
  background: var(--editor-bg);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 8px;
  padding: 0.85rem 1.15rem;
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  transition: all 0.2s ease;
}
.terminal-cmd-card:hover, .terminal-cmd-card.active-card {
  border-color: rgba(163, 230, 53, 0.4);
  background: rgba(163, 230, 53, 0.03);
  box-shadow: 0 4px 18px rgba(0, 0, 0, 0.4);
}

.cmd-topbar {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--mono);
}

.cmd-prompt-sym {
  color: var(--lime);
  font-weight: 600;
  user-select: none;
}

.cmd-topbar code {
  color: var(--white);
  font-size: 0.86rem;
  font-weight: 500;
}

.cmd-desc {
  font-size: 0.8rem;
  color: var(--muted);
  padding-left: 1.1rem;
}
.cmd-desc code {
  color: var(--white);
  font-size: 0.75rem;
  font-family: var(--mono);
}

.terminal-body {
  padding: 1.35rem;
  font-size: 0.8rem;
  line-height: 1.8;
  overflow-x: auto;
  font-family: var(--mono);
}

.t-prompt { color: var(--muted); font-weight: 600; }
.t-cmd { color: var(--white); font-weight: 600; }
.t-cyan { color: var(--cyan); }
.t-blue { color: #60a5fa; }
.t-green { color: #4ade80; }
.t-yellow { color: var(--yellow); }
.t-dim { color: var(--dim); }
.t-lime { color: var(--lime); font-weight: 600; }
.t-link { color: #38bdf8; text-decoration: underline; }

/* ==========================================================================
   Demo Video Section
   ========================================================================== */
.demo {
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  background: var(--off-black);
  padding: 7rem 2rem;
}

.demo-inner {
  max-width: 960px;
  margin: 0 auto;
}

.video-wrap {
  position: relative;
  border: 1px solid var(--border);
  border-radius: 12px;
  overflow: hidden;
  background: #000;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.8);
}

.demo-video {
  width: 100%;
  display: block;
  border-radius: 12px;
}

.video-overlay {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(0, 0, 0, 0.4);
  transition: opacity 0.25s ease;
}
.video-overlay.hidden {
  opacity: 0;
  pointer-events: none;
}

.play-btn {
  width: 72px;
  height: 72px;
  border-radius: 50%;
  background: rgba(163, 230, 53, 0.9);
  color: #000;
  border: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.2s ease;
  box-shadow: 0 0 30px rgba(163, 230, 53, 0.5);
}
.play-btn:hover {
  transform: scale(1.1);
  background: var(--lime);
  box-shadow: 0 0 45px rgba(163, 230, 53, 0.8);
}

/* ==========================================================================
   CTA / Waitlist Section
   ========================================================================== */
.cta {
  max-width: 1160px;
  margin: 0 auto;
  padding: 7.5rem 2rem;
  text-align: center;
}

.cta-inner {
  max-width: 600px;
  margin: 0 auto;
}

.cta h2 {
  font-family: var(--serif);
  font-size: clamp(2.4rem, 4.5vw, 3.5rem);
  font-weight: 400;
  margin-bottom: 1.25rem;
  letter-spacing: -0.02em;
}

.cta p {
  font-size: 1.05rem;
  color: var(--muted);
  line-height: 1.7;
  margin-bottom: 2.5rem;
}

.cta-actions {
  display: flex;
  justify-content: center;
  margin-bottom: 1.75rem;
}

.waitlist {
  display: flex;
  gap: 0.75rem;
  max-width: 480px;
  margin: 0 auto;
}

.waitlist input {
  flex: 1;
  background: var(--off-black);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 0.85rem 1.15rem;
  color: var(--white);
  font-family: var(--sans);
  font-size: 0.9rem;
  outline: none;
  transition: all 0.2s ease;
}
.waitlist input:focus {
  border-color: var(--lime);
  box-shadow: 0 0 15px rgba(163, 230, 53, 0.2);
}
.waitlist input::placeholder {
  color: var(--dim);
}

.waitlist button {
  font-family: var(--mono);
  font-size: 0.875rem;
  background: var(--lime);
  color: var(--black);
  border: none;
  border-radius: 6px;
  padding: 0.85rem 1.4rem;
  font-weight: 600;
  cursor: pointer;
  white-space: nowrap;
  transition: all 0.2s ease;
}
.waitlist button:hover {
  opacity: 0.9;
  transform: translateY(-1px);
}

.form-note {
  margin-top: 1rem;
  font-family: var(--mono);
  font-size: 0.82rem;
  color: var(--lime);
}

.proto-note {
  margin-top: 1.25rem;
  font-family: var(--mono);
  font-size: 0.75rem;
  color: var(--dim);
}

/* ==========================================================================
   Footer
   ========================================================================== */
footer {
  border-top: 1px solid var(--border);
  background: var(--off-black);
  padding: 3rem 2rem;
}

.footer-inner {
  max-width: 1160px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1.5rem;
}

.footer-left {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  flex-wrap: wrap;
}

.footer-brand {
  display: flex;
  align-items: center;
  gap: 0.6rem;
}

.footer-logo-img {
  width: 22px;
  height: 22px;
  border-radius: 5px;
  object-fit: cover;
  border: 1px solid var(--border);
}

.footer-left p {
  font-size: 0.85rem;
  color: var(--muted);
}
.footer-left p a {
  color: var(--white);
  border-bottom: 1px solid var(--border);
}
.footer-left p a:hover {
  color: var(--lime);
  border-bottom-color: var(--lime);
}

.footer-links {
  display: flex;
  gap: 1.5rem;
  font-family: var(--mono);
  font-size: 0.82rem;
}
.footer-links a {
  color: var(--muted);
}
.footer-links a:hover {
  color: var(--lime);
}

/* ==========================================================================
   Playground Simulator Styles
   ========================================================================== */
.playground-section {
  padding: 6rem 1.5rem;
  background: var(--black);
  border-top: 1px solid var(--border);
}
.playground-inner {
  max-width: 1200px;
  margin: 0 auto;
}
.playground-presets {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  justify-content: center;
  margin: 2rem 0;
}
.preset-btn {
  font-family: var(--mono);
  font-size: 0.8rem;
  padding: 0.45rem 1rem;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--border);
  border-radius: 6px;
  color: var(--muted);
  cursor: pointer;
  transition: all 0.2s ease;
}
.preset-btn:hover {
  color: var(--white);
  border-color: rgba(255, 255, 255, 0.3);
}
.preset-btn.active {
  color: var(--black);
  background: var(--lime);
  border-color: var(--lime);
  font-weight: 600;
}
.playground-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
}
.pg-pane {
  background: var(--editor-bg);
  border: 1px solid var(--border);
  border-radius: 10px;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  box-shadow: 0 10px 35px rgba(0, 0, 0, 0.5);
}
.pg-titlebar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.75rem 1rem;
  background: var(--panel-bg);
  border-bottom: 1px solid var(--border);
  font-family: var(--mono);
  font-size: 0.78rem;
}
.pg-dots {
  display: flex;
  gap: 6px;
}
.pdot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  display: inline-block;
}
.pdot.red { background: #ef4444; }
.pdot.yellow { background: #eab308; }
.pdot.green { background: #22c55e; }

.pg-file-title {
  color: var(--white);
  font-weight: 500;
}
.pg-tag-legacy {
  font-size: 0.7rem;
  color: #ef4444;
  background: rgba(239, 68, 68, 0.12);
  border: 1px solid rgba(239, 68, 68, 0.25);
  padding: 0.15rem 0.45rem;
  border-radius: 4px;
}
.pg-tag-modern {
  font-size: 0.7rem;
  color: var(--lime);
  background: rgba(163, 230, 53, 0.12);
  border: 1px solid rgba(163, 230, 53, 0.25);
  padding: 0.15rem 0.45rem;
  border-radius: 4px;
}
.pg-editor-wrap {
  flex: 1;
  min-height: 270px;
  padding: 1rem;
  background: rgba(0, 0, 0, 0.25);
}
#pg-source-input {
  width: 100%;
  height: 100%;
  min-height: 250px;
  background: transparent;
  border: none;
  outline: none;
  color: var(--white);
  font-family: var(--mono);
  font-size: 0.82rem;
  line-height: 1.65;
  resize: none;
}
.pg-action-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.75rem 1rem;
  background: var(--panel-bg);
  border-top: 1px solid var(--border);
  font-family: var(--mono);
  font-size: 0.75rem;
  color: var(--muted);
}
.btn-run-agent {
  background: var(--lime);
  color: var(--black);
  font-family: var(--sans);
  font-weight: 600;
  font-size: 0.82rem;
  padding: 0.5rem 1rem;
  border-radius: 6px;
  border: none;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  transition: transform 0.15s, filter 0.2s;
}
.btn-run-agent:hover {
  filter: brightness(1.1);
  transform: translateY(-1px);
}
.pg-pipeline-stages {
  padding: 0.75rem 1rem;
  background: rgba(255, 255, 255, 0.015);
  border-bottom: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}
.stage-item {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-size: 0.75rem;
  color: var(--muted);
  font-family: var(--mono);
}
.stage-item strong {
  color: var(--white);
}
.pg-output-view {
  flex: 1;
  padding: 1rem;
  min-height: 200px;
  overflow-x: auto;
  background: rgba(0, 0, 0, 0.25);
  font-family: var(--mono);
  font-size: 0.82rem;
  line-height: 1.65;
  color: var(--lime);
}
.pg-output-view pre {
  margin: 0;
  white-space: pre;
}
.pg-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.75rem 1rem;
  background: var(--panel-bg);
  border-top: 1px solid var(--border);
  font-family: var(--mono);
  font-size: 0.75rem;
}
.pg-pr-summary {
  color: var(--muted);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  max-width: 75%;
}
.pg-pr-summary strong {
  color: var(--white);
}

/* ==========================================================================
   Responsive Adaptations
   ========================================================================== */
@media (max-width: 1024px) {
  .feature-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .grid-strip {
    grid-template-columns: repeat(2, 1fr);
  }
  .metric:nth-child(2) {
    border-right: none;
  }
  .metric:nth-child(1), .metric:nth-child(2) {
    border-bottom: 1px solid var(--border);
  }
  .playground-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  .how-inner, .cli-inner {
    grid-template-columns: 1fr;
    gap: 3.5rem;
  }
  .feature-grid {
    grid-template-columns: 1fr;
  }
  .grid-strip {
    grid-template-columns: 1fr;
  }
  .metric {
    border-right: none;
    border-bottom: 1px solid var(--border);
  }
  .metric:last-child {
    border-bottom: none;
  }
  .waitlist {
    flex-direction: column;
  }
  .nav-links {
    display: none;
  }
  .playground-grid {
    grid-template-columns: 1fr;
  }
}