/* =============================================
   Agent PMO Design System
   Dark-first · Mobile-first
   Primary: #19d078 (NIMBLESITE green)
   Accent:  #a78bfa (orchestration purple)
   ============================================= */

/* ── Tokens ─────────────────────────────────── */

:root {
  /* Dark theme (default) */
  --color-bg:               #060c0a;
  --color-text:             #c8d8cf;
  --color-heading:          #e8f5ee;
  --color-primary:          #19d078;
  --color-primary-hover:    #3ee898;
  --color-primary-subtle:   rgba(25, 208, 120, 0.08);
  --color-primary-glow:     rgba(25, 208, 120, 0.18);
  --color-accent:           #a78bfa;
  --color-accent-hover:     #c4b5fd;
  --color-accent-subtle:    rgba(167, 139, 250, 0.1);
  --color-warn:             #f59e0b;
  --color-border:           #1a2b22;
  --color-border-subtle:    rgba(255,255,255,0.05);
  --color-muted:            #5a7a68;
  --color-surface:          #0d1a14;
  --color-surface-raised:   #111e17;
  --color-surface-hover:    #162218;
  --color-code-bg:          #0a160f;
  --color-terminal-bg:      #050d08;
  --color-terminal-text:    #3ee898;
  --color-terminal-dim:     #2a5e42;
  --color-terminal-warn:    #f59e0b;
  --color-shadow:           rgba(0, 0, 0, 0.5);
  --color-shadow-lg:        rgba(0, 0, 0, 0.6);
  --font-sans: "Segoe UI", -apple-system, BlinkMacSystemFont, Roboto, "Helvetica Neue", Arial, sans-serif;
  --font-mono: "Cascadia Code", "SF Mono", "Fira Code", Consolas, monospace;
  --max-width: 1140px;
  --radius:    8px;
  --radius-lg: 14px;
  --radius-xl: 20px;
  --transition: 0.18s ease;
}

[data-theme="light"] {
  --color-bg:               #f5f8f6;
  --color-text:             #1a2b23;
  --color-heading:          #0d1a14;
  --color-primary:          #0fa85c;
  --color-primary-hover:    #0d8f4f;
  --color-primary-subtle:   rgba(15, 168, 92, 0.08);
  --color-primary-glow:     rgba(15, 168, 92, 0.15);
  --color-accent:           #7c3aed;
  --color-accent-hover:     #6d28d9;
  --color-accent-subtle:    rgba(124, 58, 237, 0.08);
  --color-warn:             #d97706;
  --color-border:           #d0ddd8;
  --color-border-subtle:    rgba(0,0,0,0.06);
  --color-muted:            #5c6e64;
  --color-surface:          #ffffff;
  --color-surface-raised:   #ffffff;
  --color-surface-hover:    #f0f5f2;
  --color-code-bg:          #edf2ef;
  --color-terminal-bg:      #0a1610;
  --color-terminal-text:    #19d078;
  --color-terminal-dim:     #3a6b52;
  --color-terminal-warn:    #d97706;
  --color-shadow:           rgba(15, 40, 25, 0.08);
  --color-shadow-lg:        rgba(15, 40, 25, 0.14);
}

/* ── Base & Reset ────────────────────────────── */

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

html {
  overflow-x: hidden;
  scroll-behavior: smooth;
}

body {
  background: var(--color-bg);
  color: var(--color-text);
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.7;
  margin: 0;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

h1, h2, h3, h4, h5, h6 {
  color: var(--color-heading);
  line-height: 1.2;
  letter-spacing: -0.02em;
}

a {
  color: var(--color-primary);
  text-decoration: none;
  transition: color var(--transition);
}
a:hover { color: var(--color-primary-hover); }

::selection {
  background: var(--color-primary);
  color: #050d08;
}

img, video { max-width: 100%; height: auto; }

main {
  overflow-x: hidden;
}

/* Skip link */
.skip-link {
  position: absolute;
  top: -100%;
  left: 0;
  padding: 0.5rem 1rem;
  background: var(--color-primary);
  color: #050d08;
  font-weight: 700;
  z-index: 200;
  border-radius: 0 0 var(--radius) 0;
}
.skip-link:focus { top: 0; }

/* ── Scroll Animations ───────────────────────── */

.fade-in {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}
.fade-in.delay-1 { transition-delay: 0.1s; }
.fade-in.delay-2 { transition-delay: 0.2s; }
.fade-in.delay-3 { transition-delay: 0.3s; }
.fade-in.delay-4 { transition-delay: 0.4s; }
.fade-in.delay-5 { transition-delay: 0.5s; }
.fade-in.visible {
  opacity: 1;
  transform: none;
}

/* ── Header / Nav ────────────────────────────── */

.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(6, 12, 10, 0.88);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--color-border);
}

[data-theme="light"] .site-header {
  background: rgba(245, 248, 246, 0.9);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 1.25rem;
  height: 60px;
  gap: 1rem;
  position: relative;
}

.logo {
  font-weight: 800;
  font-size: 1.15rem;
  color: var(--color-primary);
  text-decoration: none;
  letter-spacing: -0.03em;
  display: flex;
  align-items: center;
  gap: 0.4rem;
  white-space: nowrap;
  flex-shrink: 0;
}

.logo-mark {
  color: var(--color-accent);
  font-size: 0.9rem;
}

.nav-links {
  display: none;
  list-style: none;
  margin: 0;
  padding: 0;
  gap: 0.15rem;
}

.nav-link {
  display: block;
  color: var(--color-muted);
  font-weight: 500;
  font-size: 0.9rem;
  padding: 0.45rem 0.85rem;
  border-radius: var(--radius);
  transition: color var(--transition), background var(--transition);
  min-height: 44px;
  display: flex;
  align-items: center;
}

.nav-link:hover {
  color: var(--color-heading);
  background: var(--color-primary-subtle);
}

.nav-link.active {
  color: var(--color-primary);
  background: var(--color-primary-subtle);
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  flex-shrink: 0;
}

.nav-consulting {
  display: none;
}

.theme-toggle {
  background: var(--color-primary-subtle);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 0.4rem 0.6rem;
  cursor: pointer;
  font-size: 1rem;
  line-height: 1;
  color: var(--color-text);
  transition: all var(--transition);
  min-width: 44px;
  min-height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.theme-toggle:hover {
  border-color: var(--color-primary);
  background: var(--color-primary-glow);
}

.mobile-menu-toggle {
  display: flex;
  flex-direction: column;
  justify-content: center;
  background: none;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  cursor: pointer;
  padding: 0.5rem 0.6rem;
  gap: 4px;
  min-width: 44px;
  min-height: 44px;
  transition: border-color var(--transition);
}

.mobile-menu-toggle:hover {
  border-color: var(--color-primary);
}

.mobile-menu-toggle span {
  display: block;
  width: 18px;
  height: 2px;
  background: var(--color-text);
  border-radius: 1px;
  transition: all 0.22s ease;
  transform-origin: center;
}

.mobile-menu-toggle.open span:nth-child(1) {
  transform: translateY(6px) rotate(45deg);
}
.mobile-menu-toggle.open span:nth-child(2) {
  opacity: 0;
  transform: scaleX(0);
}
.mobile-menu-toggle.open span:nth-child(3) {
  transform: translateY(-6px) rotate(-45deg);
}

/* Mobile nav open state */
.nav-links.open {
  display: flex;
  flex-direction: column;
  position: absolute;
  top: 60px;
  left: 0;
  right: 0;
  background: var(--color-surface);
  border-bottom: 1px solid var(--color-border);
  padding: 0.75rem 1.25rem 1rem;
  box-shadow: 0 8px 24px var(--color-shadow-lg);
  z-index: 99;
}

[data-theme="light"] .nav-links.open {
  background: #fff;
}

/* ── Buttons ─────────────────────────────────── */

.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.7rem 1.5rem;
  border-radius: var(--radius);
  font-weight: 600;
  font-size: 0.95rem;
  text-decoration: none;
  transition: all 0.2s ease;
  border: none;
  cursor: pointer;
  min-height: 44px;
  white-space: nowrap;
}

.btn-sm {
  padding: 0.4rem 0.9rem;
  font-size: 0.85rem;
  min-height: 36px;
}

.btn-primary {
  background: var(--color-primary);
  color: #050d08;
  box-shadow: 0 1px 3px var(--color-primary-glow), 0 0 0 1px rgba(25,208,120,0.1);
}

.btn-primary:hover {
  background: var(--color-primary-hover);
  color: #050d08;
  box-shadow: 0 4px 20px var(--color-primary-glow), 0 0 0 1px rgba(25,208,120,0.2);
  transform: translateY(-1px);
}

.btn-secondary {
  background: rgba(255,255,255,0.06);
  color: #dbeee3;
  border: 1px solid rgba(255,255,255,0.12);
  backdrop-filter: blur(4px);
}

.btn-secondary:hover {
  background: rgba(255,255,255,0.1);
  color: #dbeee3;
  border-color: rgba(255,255,255,0.22);
  transform: translateY(-1px);
}

[data-theme="light"] .btn-secondary {
  background: #ffffff;
  color: var(--color-heading);
  border: 1px solid var(--color-border);
  backdrop-filter: none;
}

[data-theme="light"] .btn-secondary:hover {
  background: var(--color-surface-hover);
  color: var(--color-primary);
  border-color: var(--color-primary);
}

.btn-outline {
  background: transparent;
  color: var(--color-muted);
  border: 1px solid var(--color-border);
}

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

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

.btn-accent:hover {
  background: var(--color-accent-hover);
  color: #fff;
  transform: translateY(-1px);
}

/* ── Hero ────────────────────────────────────── */

.hero {
  background: linear-gradient(145deg, #030807 0%, #060f0a 40%, #07100b 100%);
  color: #dbeee3;
  padding: 4rem 1.25rem 3.5rem;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: "";
  position: absolute;
  top: -30%;
  left: 50%;
  transform: translateX(-50%);
  width: min(900px, 150vw);
  height: min(900px, 150vw);
  background: radial-gradient(circle, rgba(25,208,120,0.07) 0%, transparent 55%);
  pointer-events: none;
}

.hero::after {
  content: "";
  position: absolute;
  bottom: -10%;
  right: -5%;
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, rgba(167,139,250,0.04) 0%, transparent 60%);
  pointer-events: none;
}

.hero-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 3rem;
  position: relative;
  z-index: 1;
}

.hero-text { max-width: 600px; }

.hero-badge {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.07em;
  text-transform: uppercase;
  color: var(--color-primary);
  background: rgba(25,208,120,0.07);
  border: 1px solid rgba(25,208,120,0.18);
  padding: 0.3rem 0.9rem;
  border-radius: 100px;
  margin-bottom: 1.5rem;
}

.hero h1 {
  font-size: clamp(2.4rem, 7vw, 4rem);
  font-weight: 900;
  margin: 0 0 1.25rem;
  letter-spacing: -0.04em;
  line-height: 1.08;
  color: #e8f5ee;
}

.hero h1 em {
  font-style: normal;
  color: var(--color-primary);
}

.hero .tagline {
  font-size: 1.05rem;
  color: #7fac93;
  margin: 0 0 2rem;
  line-height: 1.75;
  max-width: 520px;
}

[data-theme="light"] .hero {
  background: linear-gradient(145deg, #ffffff 0%, #f0f6f2 55%, #e6f1eb 100%);
  color: var(--color-text);
}

[data-theme="light"] .hero h1 {
  color: var(--color-heading);
}

[data-theme="light"] .hero .tagline {
  color: var(--color-muted);
}

.hero-actions {
  display: flex;
  gap: 0.75rem;
  flex-wrap: wrap;
}

/* Terminal component */
.terminal {
  background: var(--color-terminal-bg);
  border: 1px solid rgba(25,208,120,0.2);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow:
    0 0 0 1px rgba(25,208,120,0.06),
    0 0 40px rgba(25,208,120,0.1),
    0 20px 60px rgba(0,0,0,0.5);
  font-family: var(--font-mono);
  width: 100%;
}

.terminal-header {
  background: #0d1a14;
  padding: 0.65rem 1rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  border-bottom: 1px solid rgba(25,208,120,0.1);
}

.terminal-dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  flex-shrink: 0;
}

.terminal-dot-red    { background: #ff5f57; }
.terminal-dot-yellow { background: #ffbd2e; }
.terminal-dot-green  { background: #28c840; }

.terminal-title {
  flex: 1;
  text-align: center;
  font-size: 0.72rem;
  color: var(--color-muted);
  font-family: var(--font-mono);
}

.terminal-body {
  padding: 1.25rem;
  font-size: 0.78rem;
  color: var(--color-terminal-text);
  line-height: 1.75;
  overflow-x: auto;
}

.terminal-body pre {
  margin: 0;
  background: none;
  border: none;
  padding: 0;
  font-size: inherit;
  font-family: inherit;
  color: inherit;
  overflow-x: auto;
  white-space: pre;
}

.terminal-prompt { color: var(--color-muted); }
.terminal-cmd    { color: #c4b5fd; }
.terminal-ok     { color: var(--color-terminal-text); }
.terminal-warn   { color: var(--color-terminal-warn); }
.terminal-dim    { color: var(--color-terminal-dim); }
.terminal-accent { color: var(--color-accent); }

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

.cursor {
  display: inline-block;
  animation: blink 1s step-end infinite;
  color: var(--color-primary);
}

/* ── Value Props Bar ─────────────────────────── */

.value-props {
  background: var(--color-surface);
  border-bottom: 1px solid var(--color-border);
  padding: 2rem 1.25rem;
}

.value-props-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem;
}

.value-item { text-align: center; }

.value-number {
  font-size: 2.2rem;
  font-weight: 900;
  letter-spacing: -0.04em;
  color: var(--color-primary);
  line-height: 1;
  margin-bottom: 0.3rem;
}

.value-label {
  font-size: 0.78rem;
  font-weight: 500;
  color: var(--color-muted);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  line-height: 1.4;
}

/* ── Section Base ────────────────────────────── */

.section {
  padding: 4rem 1.25rem;
}

.surface-band {
  background: var(--color-surface);
  border-top: 1px solid var(--color-border);
}

.section-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  min-width: 0;
}

.section-label {
  display: inline-block;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: 0.75rem;
}

.section-heading {
  font-size: clamp(1.8rem, 5vw, 2.6rem);
  font-weight: 800;
  margin: 0 0 0.75rem;
  letter-spacing: -0.03em;
  color: var(--color-heading);
}

.section-subheading {
  font-size: 1.05rem;
  color: var(--color-muted);
  max-width: 580px;
  margin: 0 0 3rem;
  line-height: 1.7;
}

.section-center .section-heading,
.section-center .section-subheading,
.section-center .section-label {
  text-align: center;
  margin-left: auto;
  margin-right: auto;
}

/* ── Prose content ───────────────────────────── */

.prose {
  color: var(--color-muted);
  font-size: 0.95rem;
  line-height: 1.7;
}

.prose h3 {
  color: var(--color-heading);
  font-size: 1.18rem;
  font-weight: 700;
  margin: 0 0 0.5rem;
}

.prose p,
.prose ul,
.prose ol {
  color: var(--color-muted);
  margin: 0 0 0.85rem;
}

.prose ul,
.prose ol {
  padding-left: 1.25rem;
}

.prose li {
  margin-bottom: 0.25rem;
}

.prose > :last-child {
  margin-bottom: 0;
}

/* ── Problem/Narrative block ─────────────────── */

.narrative {
  background: var(--color-surface);
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
}

.narrative-inner {
  max-width: 760px;
  margin: 0 auto;
  padding: 4rem 1.25rem;
}

.narrative blockquote {
  border-left: 3px solid var(--color-primary);
  margin: 0 0 1.5rem;
  padding: 1rem 0 1rem 1.5rem;
  font-size: 1.2rem;
  font-style: italic;
  color: var(--color-heading);
  line-height: 1.6;
}

.narrative blockquote em { color: var(--color-primary); font-style: normal; }

.narrative p {
  color: var(--color-muted);
  margin: 0 0 1.25rem;
  font-size: 1.02rem;
}

.narrative .big-statement {
  font-size: 1.25rem;
  color: var(--color-heading);
  font-weight: 600;
  margin-top: 2rem;
  margin-bottom: 0;
  line-height: 1.5;
}

/* ── PMO Loop Steps ──────────────────────────── */

.pmo-loop {
  background: var(--color-bg);
}

.steps {
  display: flex;
  flex-direction: column;
  gap: 0;
  position: relative;
}

.step {
  display: flex;
  gap: 1.25rem;
  padding: 2rem 0;
  border-bottom: 1px solid var(--color-border);
  align-items: flex-start;
}

.step:last-child { border-bottom: none; }

.step-number {
  flex-shrink: 0;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--color-primary-subtle);
  border: 1px solid rgba(25,208,120,0.2);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.85rem;
  font-weight: 800;
  color: var(--color-primary);
  font-family: var(--font-mono);
}

.step-content h3 {
  font-size: 1.05rem;
  font-weight: 700;
  margin: 0 0 0.4rem;
  color: var(--color-heading);
}

.step-content p {
  color: var(--color-muted);
  margin: 0;
  font-size: 0.92rem;
  line-height: 1.65;
}

.step-icon {
  font-size: 1.3rem;
  margin-bottom: 0.25rem;
  display: block;
}

/* ── Feature Grid ────────────────────────────── */

.feature-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1px;
  background: var(--color-border);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.feature-card {
  background: var(--color-surface-raised);
  padding: 1.75rem;
  transition: background var(--transition);
}

.feature-card:hover {
  background: var(--color-surface-hover);
}

.feature-card-icon {
  font-size: 1.75rem;
  margin-bottom: 0.75rem;
  display: block;
}

.feature-card h3 {
  font-size: 1rem;
  font-weight: 700;
  margin: 0 0 0.5rem;
  color: var(--color-heading);
}

.feature-card p {
  color: var(--color-muted);
  margin: 0;
  font-size: 0.9rem;
  line-height: 1.65;
}

.feature-card-tag {
  display: inline-block;
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--color-accent);
  background: var(--color-accent-subtle);
  padding: 0.2rem 0.55rem;
  border-radius: 100px;
  margin-bottom: 0.75rem;
}

.feature-card-tag-accent {
  background: var(--color-accent-subtle);
  border-color: rgba(167,139,250,0.15);
  color: var(--color-accent);
}

.feature-card-action {
  margin-top: 1rem;
}

/* ── Released tool proof ─────────────────────── */

.tool-proof {
  background: var(--color-bg);
  border-top: 1px solid var(--color-border);
}

.tool-proof-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1px;
  background: var(--color-border);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  overflow: hidden;
}

.tool-proof-card {
  background: var(--color-surface-raised);
  padding: 1.35rem;
  transition: background var(--transition);
}

.tool-proof-card:hover {
  background: var(--color-surface-hover);
}

.tool-proof-card-top {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 0.85rem;
  margin-bottom: 0.8rem;
}

.tool-proof-card a {
  color: var(--color-heading);
  font-size: 1.02rem;
  font-weight: 800;
  line-height: 1.25;
  text-align: right;
}

.tool-proof-card a:hover {
  color: var(--color-primary);
}

.tool-proof-card p {
  color: var(--color-muted);
  font-size: 0.9rem;
  line-height: 1.62;
  margin: 0;
}

.tool-proof-kicker {
  background: var(--color-primary-subtle);
  border: 1px solid rgba(25, 208, 120, 0.14);
  border-radius: 100px;
  color: var(--color-primary);
  flex-shrink: 0;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0;
  line-height: 1.2;
  padding: 0.25rem 0.5rem;
  text-transform: uppercase;
}

/* ── Quality Gates ───────────────────────────── */

.quality-gates {
  background: linear-gradient(145deg, #060f0a, #0a1610);
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
}

[data-theme="light"] .quality-gates {
  background: linear-gradient(145deg, #f0f5f2, #e8f2ec);
}

.gates-list {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.75rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.gate-item {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.85rem 1rem;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  font-size: 0.9rem;
  font-family: var(--font-mono);
  transition: border-color var(--transition);
}

.gate-item:hover {
  border-color: var(--color-primary);
}

.gate-check {
  color: var(--color-primary);
  font-size: 1rem;
  flex-shrink: 0;
}

.gate-name {
  flex: 1;
  color: var(--color-terminal-text);
  font-weight: 500;
}

.gate-status {
  font-size: 0.75rem;
  color: var(--color-primary);
  background: var(--color-primary-subtle);
  padding: 0.15rem 0.55rem;
  border-radius: 100px;
}

/* ── CTA Banner ──────────────────────────────── */

.cta-banner {
  background: linear-gradient(135deg, #060f0a, #0a1610 40%, #0d1a14);
  border-top: 1px solid var(--color-border);
  text-align: center;
}

[data-theme="light"] .cta-banner {
  background: linear-gradient(135deg, #ffffff, #edf5f0);
}

.cta-banner h2 {
  font-size: clamp(1.6rem, 5vw, 2.4rem);
  font-weight: 800;
  margin: 0 0 1rem;
  color: #e8f5ee;
  letter-spacing: -0.03em;
}

.cta-banner p {
  color: #7fac93;
  margin: 0 0 2rem;
  font-size: 1.05rem;
  max-width: 480px;
  margin-left: auto;
  margin-right: auto;
}

[data-theme="light"] .cta-banner h2 {
  color: var(--color-heading);
}

[data-theme="light"] .cta-banner p {
  color: var(--color-muted);
}

.cta-actions {
  display: flex;
  gap: 0.75rem;
  justify-content: center;
  flex-wrap: wrap;
}

/* ── Consulting CTA ──────────────────────────── */

.consulting-cta {
  background: var(--color-surface);
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
}

.consulting-cta-inner {
  align-items: center;
  display: grid;
  gap: 1.5rem;
}

.consulting-cta .section-label {
  margin-bottom: 0.45rem;
}

.consulting-cta h2 {
  color: var(--color-heading);
  font-size: clamp(1.45rem, 4vw, 2.1rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  margin: 0 0 0.65rem;
}

.consulting-cta p {
  color: var(--color-muted);
  font-size: 1rem;
  line-height: 1.65;
  margin: 0;
  max-width: 680px;
}

.consulting-cta-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.consulting-cta-actions .btn {
  width: 100%;
  justify-content: center;
}

/* ── How It Works page ───────────────────────── */

.how-steps {
  display: flex;
  flex-direction: column;
  gap: 3rem;
}

.how-step {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 1.5rem;
  align-items: start;
}

/* Let the content column shrink so terminals/<pre> scroll internally instead of
   forcing horizontal page overflow on mobile (grid items default to min-width:auto). */
.how-step > div { min-width: 0; }

.how-step-num {
  width: 52px;
  height: 52px;
  border-radius: 50%;
  background: var(--color-primary-subtle);
  border: 2px solid rgba(25,208,120,0.25);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  font-weight: 900;
  color: var(--color-primary);
  flex-shrink: 0;
  font-family: var(--font-mono);
}

.how-step .terminal {
  margin-top: 1rem;
}

/* ── Features detail page ───────────────────── */

.feature-detail {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  padding: 2.5rem 0;
  border-bottom: 1px solid var(--color-border);
}

.feature-detail:last-child { border-bottom: none; }

.feature-detail-icon {
  font-size: 2.5rem;
  margin-bottom: 0.25rem;
}

/* Comparison table */
.compare-table-wrap {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
  margin-top: 2rem;
}

table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.9rem;
  min-width: 480px;
}

th, td {
  text-align: left;
  padding: 0.7rem 1rem;
  border-bottom: 1px solid var(--color-border);
}

thead th {
  background: var(--color-surface-raised);
  font-size: 0.78rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--color-muted);
}

td { color: var(--color-text); }

tr:last-child td { border-bottom: none; }

tr:hover td { background: var(--color-primary-subtle); }

.check-yes { color: var(--color-primary); font-weight: 700; }
.check-no  { color: var(--color-muted);   }

/* ── Get Started page ────────────────────────── */

.install-banner {
  background: linear-gradient(145deg, #030807, #060f0a);
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
  padding: 4rem 1.25rem;
}

[data-theme="light"] .install-banner {
  background: linear-gradient(145deg, #ffffff, #edf5f0);
}

.install-banner-inner {
  max-width: 860px;
  margin: 0 auto;
  text-align: center;
}

.install-tagline {
  color: var(--color-muted);
  font-size: 1rem;
  margin: 0 0 1.5rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-weight: 600;
}

.install-block {
  background: #050d08;
  border: 1px solid rgba(25, 208, 120, 0.25);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: 0 0 40px rgba(25, 208, 120, 0.1), 0 20px 60px rgba(0, 0, 0, 0.5);
  text-align: left;
}

.install-cmd-wrap {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 1.25rem 1.5rem;
}

.install-cmd {
  flex: 1;
  font-family: var(--font-mono);
  font-size: clamp(0.72rem, 2.5vw, 0.92rem);
  color: var(--color-primary);
  background: none;
  padding: 0;
  border-radius: 0;
  word-break: break-all;
  overflow-wrap: anywhere;
}

.copy-btn {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.45rem 0.9rem;
  background: var(--color-primary-subtle);
  border: 1px solid rgba(25, 208, 120, 0.2);
  border-radius: var(--radius);
  color: var(--color-primary);
  font-size: 0.82rem;
  font-weight: 600;
  cursor: pointer;
  white-space: nowrap;
  transition: all var(--transition);
  min-height: 44px;
  flex-shrink: 0;
}

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

.copy-btn.copied {
  color: #28c840;
  border-color: #28c840;
  background: rgba(40, 200, 64, 0.1);
}

.install-note {
  color: var(--color-muted);
  font-size: 0.82rem;
  margin: 1.25rem 0 0;
}

.prereq-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.25rem;
}

.prereq-item {
  display: flex;
  gap: 1rem;
  padding: 1.25rem;
  background: var(--color-surface-raised);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  align-items: flex-start;
}

.prereq-icon {
  font-size: 1.5rem;
  flex-shrink: 0;
  margin-top: 0.1rem;
}

.prereq-item h3 {
  font-size: 1rem;
  font-weight: 700;
  margin: 0 0 0.35rem;
  color: var(--color-heading);
}

.prereq-item p {
  color: var(--color-muted);
  margin: 0;
  font-size: 0.88rem;
  line-height: 1.6;
}

.setup-steps {
  counter-reset: setup-step;
  display: flex;
  flex-direction: column;
  gap: 0;
}

.setup-step {
  counter-increment: setup-step;
  padding: 2rem 0;
  border-bottom: 1px solid var(--color-border);
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 1.25rem;
  align-items: start;
}

.setup-step:last-child { border-bottom: none; }

/* Let the content column shrink so <pre> blocks scroll internally instead of
   forcing horizontal page overflow on mobile (grid items default to min-width:auto). */
.setup-step > div { min-width: 0; }

.setup-step-num {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: var(--color-primary);
  color: #050d08;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: 0.9rem;
  flex-shrink: 0;
  margin-top: 0.15rem;
}

/* ── Code blocks ─────────────────────────────── */

code {
  background: var(--color-code-bg);
  padding: 0.15rem 0.45rem;
  border-radius: 5px;
  font-size: 0.83em;
  font-family: var(--font-mono);
  color: var(--color-primary);
}

pre code {
  background: none;
  padding: 0;
  font-size: 0.875rem;
  color: var(--color-terminal-text);
}

pre {
  background: var(--color-code-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 1.1rem 1.25rem;
  overflow-x: auto;
  font-size: 0.85rem;
  font-family: var(--font-mono);
  line-height: 1.7;
  color: var(--color-terminal-text);
  -webkit-overflow-scrolling: touch;
}

/* ── Callout / Info boxes ────────────────────── */

.callout {
  background: var(--color-primary-subtle);
  border: 1px solid rgba(25,208,120,0.2);
  border-radius: var(--radius);
  padding: 1rem 1.25rem;
  font-size: 0.9rem;
  color: var(--color-heading);
  line-height: 1.6;
  margin: 1.5rem 0;
}

.callout-accent {
  background: var(--color-accent-subtle);
  border-color: rgba(167,139,250,0.25);
}

/* ── Footer ──────────────────────────────────── */

.site-footer {
  border-top: 1px solid var(--color-border);
  padding: 3rem 1.25rem 1.5rem;
  margin-top: 5rem;
  background: var(--color-surface);
}

.footer-content {
  max-width: var(--max-width);
  margin: 0 auto;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
  margin-bottom: 2rem;
}

.footer-section h3 {
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.09em;
  color: var(--color-muted);
  margin: 0 0 0.75rem;
}

.footer-section ul {
  list-style: none;
  padding: 0;
  margin: 0;
}

.footer-section li { margin-bottom: 0.4rem; }

.footer-section a {
  color: var(--color-text);
  font-size: 0.88rem;
  transition: color var(--transition);
}

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

.footer-nimble-logo {
  display: inline-block;
  margin-bottom: 0.75rem;
  opacity: 0.7;
  transition: opacity var(--transition);
}

.footer-nimble-logo:hover {
  opacity: 1;
}

.footer-nimble-logo img {
  width: 32px;
  height: 32px;
  display: block;
}

.footer-nimble-desc {
  font-size: 0.8rem;
  color: var(--color-muted);
  margin: 0 0 0.75rem;
  line-height: 1.5;
}

.footer-bottom {
  text-align: center;
  color: var(--color-muted);
  font-size: 0.8rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--color-border);
}

.footer-bottom a {
  color: var(--color-muted);
  transition: color var(--transition);
}

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

.footer-bottom strong { color: var(--color-primary); }

/* ── Hero install strip ──────────────────────── */

.hero-install {
  margin-top: 1.75rem;
}

.hero-install-cmd {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  background: rgba(5, 13, 8, 0.85);
  border: 1px solid rgba(25, 208, 120, 0.2);
  border-radius: var(--radius);
  padding: 0.75rem 1rem;
  backdrop-filter: blur(4px);
}

.hero-install-cmd code {
  flex: 1;
  font-family: var(--font-mono);
  font-size: clamp(0.65rem, 2vw, 0.82rem);
  color: var(--color-primary);
  background: none;
  padding: 0;
  border-radius: 0;
  word-break: break-all;
  overflow-wrap: anywhere;
}

.hero-copy-btn {
  background: var(--color-primary-subtle);
  border: 1px solid rgba(25, 208, 120, 0.2);
  border-radius: 6px;
  color: var(--color-primary);
  cursor: pointer;
  padding: 0.4rem;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition);
  flex-shrink: 0;
  min-width: 36px;
  min-height: 36px;
}

.hero-copy-btn:hover {
  background: var(--color-primary-glow);
  border-color: var(--color-primary);
}

.hero-install-note {
  font-size: 0.78rem;
  color: #4a7a5e;
  margin: 0.6rem 0 0;
  line-height: 1.5;
}

.hero-install-note a {
  color: #4a7a5e;
  text-decoration: underline;
}

.hero-install-note a:hover {
  color: var(--color-primary);
}

/* ── Spec section layout ─────────────────────── */

.spec-section {
  background: var(--color-bg);
  border-top: 1px solid var(--color-border);
}

.spec-grid {
  display: flex;
  flex-direction: column;
  gap: 3rem;
}

.spec-section-copy {
  color: var(--color-muted);
  font-size: 1.02rem;
  line-height: 1.7;
  margin: 0 0 1.5rem;
}

.spec-text { flex: 1; }
.spec-visual { width: 100%; }

/* ── Page hero (non-landing pages) ──────────── */

.page-hero {
  background: linear-gradient(145deg, #030807 0%, #060f0a 100%);
  padding: 3.5rem 1.25rem 3rem;
  border-bottom: 1px solid var(--color-border);
  position: relative;
  overflow: hidden;
}

.page-hero::before {
  content: "";
  position: absolute;
  top: -50%;
  left: -10%;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(25,208,120,0.05) 0%, transparent 60%);
  pointer-events: none;
}

.page-hero-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  position: relative;
}

.page-hero h1 {
  font-size: clamp(2rem, 6vw, 3rem);
  font-weight: 900;
  margin: 0 0 1rem;
  color: #e8f5ee;
  letter-spacing: -0.04em;
}

.page-hero .tagline {
  font-size: 1.05rem;
  color: #7fac93;
  margin: 0;
  max-width: 540px;
  line-height: 1.7;
}

[data-theme="light"] .page-hero {
  background: linear-gradient(145deg, #ffffff 0%, #eef5f1 100%);
}

[data-theme="light"] .page-hero::before {
  background: radial-gradient(circle, rgba(15, 168, 92, 0.08) 0%, transparent 60%);
}

[data-theme="light"] .page-hero h1 {
  color: var(--color-heading);
}

[data-theme="light"] .page-hero .tagline {
  color: var(--color-muted);
}

/* ── Involvement levels ──────────────────────── */

.levels-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1px;
  background: var(--color-border);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.level-card {
  background: var(--color-surface-raised);
  padding: 1.75rem;
  transition: background var(--transition);
}

.level-card:hover { background: var(--color-surface-hover); }

.level-altitude {
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: 0.5rem;
}

.level-card h3 {
  font-size: 1rem;
  font-weight: 700;
  margin: 0 0 0.4rem;
  color: var(--color-heading);
}

.level-card p {
  color: var(--color-muted);
  margin: 0;
  font-size: 0.88rem;
  line-height: 1.6;
}

/* ── Inline badge chips ──────────────────────── */

.chip {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  font-size: 0.8rem;
  font-weight: 600;
  padding: 0.25rem 0.65rem;
  border-radius: 100px;
  font-family: var(--font-mono);
}

.chip-green {
  background: var(--color-primary-subtle);
  color: var(--color-primary);
  border: 1px solid rgba(25,208,120,0.15);
}

.chip-purple {
  background: var(--color-accent-subtle);
  color: var(--color-accent);
  border: 1px solid rgba(167,139,250,0.15);
}

.chip-warn {
  background: rgba(245,158,11,0.08);
  color: var(--color-warn);
  border: 1px solid rgba(245,158,11,0.15);
}

/* ── Diagram ─────────────────────────────────── */

.diagram-wrap {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

.diagram {
  background: var(--color-terminal-bg);
  border: 1px solid rgba(25,208,120,0.15);
  border-radius: var(--radius);
  padding: 1.25rem;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--color-terminal-text);
  line-height: 1.8;
  white-space: pre;
  overflow-x: auto;
}

.diagram.diagram-img {
  white-space: normal;
  text-align: center;
  padding: 2rem 1.5rem;
}

.diagram.diagram-img img {
  max-width: 100%;
  height: auto;
  display: inline-block;
}

/* ─────────────────────────────────────────────
   Tablet (≥640px)
   ───────────────────────────────────────────── */

@media (min-width: 640px) {
  .value-props-inner {
    grid-template-columns: repeat(4, 1fr);
  }

  .feature-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .tool-proof-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .levels-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .gates-list {
    grid-template-columns: repeat(2, 1fr);
  }

  .prereq-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .consulting-cta-actions .btn {
    width: auto;
  }
}

/* ─────────────────────────────────────────────
   Desktop (≥900px)
   ───────────────────────────────────────────── */

@media (min-width: 900px) {
  .nav-links {
    display: flex;
    list-style: none;
    margin: 0;
    padding: 0;
    gap: 0.15rem;
  }

  .mobile-menu-toggle { display: none; }

  .nav-consulting {
    display: inline-flex;
  }

  .hero {
    padding: 7rem 2rem 6rem;
  }

  .hero-inner {
    flex-direction: row;
    align-items: center;
    gap: 4rem;
  }

  .hero-text {
    flex: 1;
    min-width: 0;
  }

  .hero-visual {
    flex: 1;
    min-width: 0;
    max-width: 520px;
  }

  .section { padding: 6rem 2rem; }

  .page-hero { padding: 5rem 2rem 4rem; }

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

  .levels-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .gates-list {
    grid-template-columns: repeat(2, 1fr);
  }

  .consulting-cta-inner {
    grid-template-columns: minmax(0, 1fr) auto;
  }

  .consulting-cta-actions {
    justify-content: flex-end;
  }

  .steps {
    flex-direction: row;
    gap: 0;
  }

  .step {
    flex: 1;
    flex-direction: column;
    border-bottom: none;
    border-right: 1px solid var(--color-border);
    padding: 1.5rem;
  }

  .step:last-child { border-right: none; }

  .footer-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .feature-detail {
    flex-direction: row;
    gap: 2.5rem;
  }

  .feature-detail-body { flex: 1; }

  .feature-detail-visual {
    width: 340px;
    flex-shrink: 0;
  }

  .spec-grid {
    flex-direction: row;
    align-items: flex-start;
    gap: 4rem;
  }

  .spec-text { flex: 1; min-width: 0; }
  .spec-visual { width: 420px; flex-shrink: 0; }
}

/* ─────────────────────────────────────────────
   Large desktop (≥1140px)
   ───────────────────────────────────────────── */

@media (min-width: 1140px) {
  .nav { padding: 0 2rem; }
  .section { padding: 7rem 2rem; }
}