/* ==========================================================================
   NoDrftSystems - Design System v3.0
   Geometric precision build. Sharp edges, architectural structure.
   Typography: Inter + JetBrains Mono per Brand Identity Framework v2.0.
   ========================================================================== */

/* --------------------------------------------------------------------------
   Self-hosted Fonts
   -------------------------------------------------------------------------- */
@font-face {
  font-family: 'Inter';
  font-style: normal;
  font-weight: 100 900;
  font-display: swap;
  src: url('../assets/fonts/InterVariable.woff2') format('woff2');
}
@font-face {
  font-family: 'Inter';
  font-style: italic;
  font-weight: 100 900;
  font-display: swap;
  src: url('../assets/fonts/InterVariable-Italic.woff2') format('woff2');
}
@font-face {
  font-family: 'JetBrains Mono';
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url('../assets/fonts/JetBrainsMono-Regular.woff2') format('woff2');
}
@font-face {
  font-family: 'JetBrains Mono';
  font-style: normal;
  font-weight: 500;
  font-display: swap;
  src: url('../assets/fonts/JetBrainsMono-Medium.woff2') format('woff2');
}

/* --------------------------------------------------------------------------
   Geometric Pattern Background - Ownable texture derived from logo angles
   -------------------------------------------------------------------------- */
.nd-geo-bg {
  position: relative;
}
.nd-geo-bg::before {
  content: '';
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image: 
    linear-gradient(24deg, transparent 48%, var(--border-subtle) 49%, var(--border-subtle) 51%, transparent 52%),
    linear-gradient(-24deg, transparent 48%, var(--border-subtle) 49%, var(--border-subtle) 51%, transparent 52%);
  background-size: 120px 80px;
  background-position: 0 0, 60px 40px;
  opacity: 0.4;
  mask-image: linear-gradient(to bottom, rgba(0,0,0,0.08) 0%, transparent 70%);
  -webkit-mask-image: linear-gradient(to bottom, rgba(0,0,0,0.08) 0%, transparent 70%);
}

/* Alternative subtle grid pattern */
.nd-grid-bg {
  position: relative;
}
.nd-grid-bg::before {
  content: '';
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image: 
    linear-gradient(to right, var(--border-subtle) 1px, transparent 1px),
    linear-gradient(to bottom, var(--border-subtle) 1px, transparent 1px);
  background-size: 60px 60px;
  opacity: 0.5;
  mask-image: radial-gradient(ellipse at center, rgba(0,0,0,0.06) 0%, transparent 70%);
  -webkit-mask-image: radial-gradient(ellipse at center, rgba(0,0,0,0.06) 0%, transparent 70%);
}

/* --------------------------------------------------------------------------
   1. Custom Properties - Token System
   -------------------------------------------------------------------------- */
:root {
  /* Neutral Scale - Warm mineral base */
  --bg:            #F2F1EC;
  --bg-alt:        #E8E6DF;
  --bg-elevated:   #FFFFFF;
  
  --ink:           #1A1A18;
  --text:          #36362F;
  --text-md:       #56564E;
  --text-lt:       #6E6E64;
  --text-subtle:   #8A8A7E;
  
  --white:         #FFFFFF;
  
  --border:        #C8C5BA;
  --border-light:  #DDD9CF;
  --border-subtle: #E8E5DC;

  /* Primary Accent - Oxidized Slate Teal */
  --accent:        #2B5854;
  --accent-hover:  #1D3F3C;
  --accent-active: #163432;
  --accent-light:  #3A7A74;
  --accent-subtle: rgba(43, 88, 84, 0.06);
  --accent-soft:   rgba(43, 88, 84, 0.10);
  --accent-border: rgba(43, 88, 84, 0.20);

  /* Secondary Accent - Burnished Copper */
  --copper:        #9C5B28;
  --copper-hover:  #7A4620;
  --copper-subtle: rgba(156, 91, 40, 0.07);

  /* Semantic Colors */
  --success:       #2E6B3A;
  --success-soft:  rgba(46, 107, 58, 0.08);
  --warn:          #8A6D2B;
  --error:         #8B3232;
  --error-soft:    rgba(139, 50, 50, 0.08);

  /* Typography System */
  --font-sans:  'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-mono:  'JetBrains Mono', 'Fira Code', 'SF Mono', Consolas, monospace;

  /* Layout Scale */
  --nav-height:        60px;
  --max-width:         860px;
  --max-width-narrow:  620px;
  --max-width-wide:    1100px;
  
  --space-1:   4px;
  --space-2:   8px;
  --space-3:   12px;
  --space-4:   16px;
  --space-5:   20px;
  --space-6:   24px;
  --space-8:   32px;
  --space-10:  40px;
  --space-12:  48px;
  --space-16:  64px;
  --space-20:  80px;
  
  --radius:      0px;
  --radius-sm:   0px;
  --radius-lg:   0px;
  --radius-cut:  2px;  /* Micro-cut corners for geometric precision */
  
  --transition-fast:   120ms ease;
  --transition:        150ms ease;
  --transition-slow:   250ms ease;
  
  --shadow-sm:   0 1px 2px rgba(26, 26, 24, 0.04);
  --shadow-md:   0 4px 12px rgba(26, 26, 24, 0.08);
  --shadow-lg:   0 8px 24px rgba(26, 26, 24, 0.10);
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }

body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

::selection { background: var(--accent); color: var(--white); }
img, svg { display: block; max-width: 100%; }
ul, ol { list-style: none; }
button { cursor: pointer; font-family: inherit; border: none; background: none; }
input, textarea, select { font-family: inherit; font-size: inherit; }
a { color: var(--accent); text-decoration: none; transition: color var(--transition); }
a:hover { color: var(--accent-hover); }

:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }
button:focus:not(:focus-visible),
input:focus:not(:focus-visible),
select:focus:not(:focus-visible),
textarea:focus:not(:focus-visible) { outline: none; }

@keyframes fadeUp {
  from { opacity: 0; transform: translateY(16px); }
  to { opacity: 1; transform: translateY(0); }
}

.fade-up { opacity: 0; transform: translateY(16px); }
.fade-up.is-visible { animation: fadeUp 0.5s ease-out both; }
.fade-d1 { animation-delay: 0.08s; }
.fade-d2 { animation-delay: 0.16s; }
.fade-d3 { animation-delay: 0.24s; }
.fade-d4 { animation-delay: 0.32s; }
.fade-d5 { animation-delay: 0.40s; }

@media (prefers-reduced-motion: reduce) {
  .fade-up, .fade-up.is-visible {
    animation: none; opacity: 1; transform: none;
  }
  .nd-card::before { transition: none; }
}

.nd-fit-list { list-style: none; padding: 0; margin: 0; }

.skip-link {
  position: absolute; top: -100px; left: 8px;
  background: var(--accent); color: var(--white);
  padding: 8px 16px; z-index: 9999;
  font-size: 14px; border-radius: 0 0 4px 4px;
  text-decoration: none;
}
.skip-link:focus { top: 0; }

.nav {
  position: sticky; top: 0; z-index: 100;
  background: rgba(242, 241, 236, 0.96);
  backdrop-filter: blur(12px) saturate(180%);
  -webkit-backdrop-filter: blur(12px) saturate(180%);
  border-bottom: 1px solid var(--border-light);
  height: var(--nav-height);
  transition: border-bottom-color var(--transition), box-shadow var(--transition);
}
.nav.is-scrolled {
  border-bottom-color: var(--border);
  box-shadow: 0 1px 0 var(--border), 0 2px 12px rgba(26, 26, 24, 0.07);
}
.nav__inner {
  max-width: var(--max-width-wide); margin: 0 auto;
  display: flex; align-items: center; justify-content: space-between;
  height: 100%; padding: 0 var(--space-6);
}
.nav__logo { font-family: var(--font-mono); font-weight: 500; font-size: 15px; letter-spacing: -0.02em; color: var(--ink); text-decoration: none; flex-shrink: 0; padding: var(--space-2) 0; }
.nav__logo:hover { color: var(--accent); }
.nav__logo-svg { display: block; height: 38px; width: auto; }
@media (max-width: 768px) { .nav__logo-svg { height: 32px; } }

.nav__links { display: flex; align-items: center; gap: var(--space-1); flex-wrap: wrap; justify-content: flex-end; list-style: none; }
.nav__link { display: block; padding: 6px 12px; font-family: var(--font-sans); font-size: 13.5px; font-weight: 450; color: var(--text-md); text-decoration: none; border-radius: var(--radius-sm); transition: all var(--transition-fast); white-space: nowrap; letter-spacing: -0.01em; }
.nav__link:hover { color: var(--text); background: var(--accent-subtle); }
.nav__link.active, .nav__link[aria-current="page"] { color: var(--accent); font-weight: 600; background: var(--accent-subtle); box-shadow: inset 0 -2px 0 var(--accent); border-radius: var(--radius-sm) var(--radius-sm) 0 0; }
.nav__actions { display: flex; align-items: center; gap: 8px; margin-left: 8px; }

#lang-toggle { 
  border: 1px solid var(--border); 
  padding: 5px 12px; 
  font-family: var(--font-mono); 
  font-size: 11px; 
  font-weight: 500; 
  color: var(--text-md); 
  cursor: pointer; 
  background: var(--bg); 
  letter-spacing: 0.04em; 
  transition: all var(--transition-fast); 
  min-height: 32px;
  position: relative;
}
#lang-toggle::after {
  content: '';
  position: absolute;
  bottom: -1px;
  right: -1px;
  width: 0;
  height: 0;
  border-style: solid;
  border-width: 0 0 6px 6px;
  border-color: transparent transparent var(--border) transparent;
}
#lang-toggle:hover { 
  color: var(--text); 
  border-color: var(--accent); 
  background: var(--accent-subtle); 
}
#lang-toggle:hover::after {
  border-color: transparent transparent var(--accent) transparent;
}

.nav__toggle { display: none; flex-direction: column; justify-content: center; align-items: center; gap: 5px; padding: 8px; cursor: pointer; min-width: 44px; min-height: 44px; }
.nav__toggle span { display: block; width: 22px; height: 2px; background: var(--ink); border-radius: 1px; transition: transform var(--transition), opacity var(--transition); transform-origin: center; }
.nav__toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav__toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; transform: scaleX(0); }
.nav__toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

.nav__mobile { display: none; flex-direction: column; background: var(--bg); border-bottom: 1px solid var(--border); padding: 16px var(--space-4) 24px; gap: 4px; position: sticky; top: var(--nav-height); z-index: 99; overscroll-behavior: contain; }
.nav__mobile.open { display: flex; }
.nav__mobile-link { display: block; padding: 13px 0 13px 12px; font-size: 15px; color: var(--text); text-decoration: none; border-bottom: 1px solid var(--border-light); border-left: 3px solid transparent; min-height: 44px; display: flex; align-items: center; transition: color var(--transition-fast), border-left-color var(--transition-fast); }
.nav__mobile-link:last-of-type { border-bottom: none; }
.nav__mobile-link:hover { color: var(--accent); }
.nav__mobile-link.active, .nav__mobile-link[aria-current="page"] { color: var(--accent); font-weight: 600; border-left-color: var(--accent); background: var(--accent-subtle); }
.nav__mobile-cta { display: flex; align-items: center; justify-content: center; margin-top: 12px; padding: 13px 24px; min-height: 44px; background: var(--accent); color: var(--white); text-decoration: none; font-weight: 600; text-align: center; }
.nav__mobile-cta:hover { background: var(--accent-hover); color: var(--white); }
.nav__mobile-cta.active, .nav__mobile-cta[aria-current="page"] { background: var(--accent-hover); outline: 2px solid var(--accent); outline-offset: -2px; }

/* Section styling with geometric precision */
.nd-section { 
  padding: var(--space-20) var(--space-6); 
  position: relative;
}
.nd-section.alt { 
  background: var(--bg-alt); 
}
.nd-section--tight { 
  padding: var(--space-12) var(--space-6); 
}
.nd-section--spacious { 
  padding: var(--space-20) var(--space-6); 
}

/* Hero section with geometric structure */
.nd-hero {
  min-height: 70vh;
  display: flex;
  align-items: center;
  padding-top: calc(var(--nav-height) + var(--space-12));
  position: relative;
  overflow: hidden;
}
.nd-hero__grid {
  position: absolute;
  inset: 0;
  pointer-events: none;
  opacity: 0.6;
}
.nd-hero__grid-line {
  position: absolute;
  background: var(--border-light);
}
.nd-hero__grid-line--h {
  height: 1px;
  width: 100%;
  left: 0;
}
.nd-hero__grid-line--v {
  width: 1px;
  height: 100%;
  top: 0;
}
.nd-hero__accent {
  position: absolute;
  width: 200px;
  height: 200px;
  right: 10%;
  top: 30%;
  opacity: 0.08;
}
.nd-hero__accent svg {
  width: 100%;
  height: 100%;
}
.nd-hero__content {
  position: relative;
  z-index: 1;
}
.nd-hero__marker {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-lt);
  margin-bottom: 24px;
}
.nd-hero__marker::before {
  content: '';
  width: 32px;
  height: 1px;
  background: var(--copper);
}
.nd-hero__marker::after {
  content: '';
  width: 8px;
  height: 8px;
  background: var(--accent);
  transform: rotate(45deg);
}
.nd-wrap { max-width: var(--max-width); margin: 0 auto; }
.nd-wrap-narrow { max-width: var(--max-width-narrow); margin: 0 auto; }
.nd-wrap-wide { max-width: var(--max-width-wide); margin: 0 auto; }
.nd-grid-auto { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 16px; }
.nd-grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 32px; }
.nd-grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }

.nd-grid-why { display: flex; flex-wrap: wrap; gap: 16px; justify-content: center; margin-top: var(--space-2); }
.nd-grid-why > * { flex: 1 1 calc(33.333% - 12px); max-width: calc(33.333% - 12px); min-width: 200px; box-sizing: border-box; }

.nd-hero-layout { display: block; }
.nd-hero-visual { display: none; }

.container { width: 100%; max-width: var(--max-width-wide); margin-inline: auto; padding-inline: 28px; }
.visually-hidden { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border: 0; }
.text-muted { color: var(--text-md); }

.nd-cta-row { 
  display: flex; 
  gap: 16px; 
  flex-wrap: wrap; 
  align-items: center; 
}
.nd-cta-row::before {
  content: '';
  width: 40px;
  height: 1px;
  background: var(--copper);
  margin-right: 4px;
}
.nd-card-spaced { margin-bottom: 24px; }
.nd-card-spaced:last-child { margin-bottom: 0; }
.nd-pkg-card { display: flex; flex-direction: column; justify-content: space-between; }
.nd-pkg-grid { margin-top: 24px; }
.nd-pkg-subtext { color: var(--text-lt); margin-bottom: 12px; }
.nd-pkg-more { margin-top: 16px; color: var(--text-lt); }
.nd-copper { color: var(--copper); }
.nd-copper-bg { background: var(--copper); color: var(--white); }
.nd-section-intro { margin-bottom: 36px; }
.nd-section-cta { text-align: center; max-width: 520px; margin: 0 auto; }
.nd-section-cta .nd-h2 { margin-bottom: 16px; }
.nd-section-cta__body { text-align: center; margin: 0 auto 24px; max-width: 480px; }
.nd-proof-strip { border-left: 3px solid var(--accent); padding-left: 20px; margin-bottom: 20px; }
.nd-proof-strip:last-child { margin-bottom: 0; }

.nd-insights-grid { margin-top: 32px; row-gap: 20px; }
.nd-insight-card { display: flex; flex-direction: column; gap: 10px; }
.nd-insight-type { margin-bottom: 0; color: var(--accent); }
.nd-insight-heading { font-size: 15px; font-weight: 600; line-height: 1.4; margin-bottom: 0; }
.nd-insight-list { list-style: none; padding: 0; margin: 0; border-top: 1px solid var(--border-light); padding-top: 12px; }
.nd-insight-list li { font-size: 13px; color: var(--text); line-height: 1.55; padding: 5px 0 5px 14px; position: relative; border-bottom: 1px solid var(--border-light); }
.nd-insight-list li:last-child { border-bottom: none; }
.nd-insight-list li::before { content: '-'; position: absolute; left: 0; color: var(--accent-light); font-size: 11px; top: 7px; }

.nd-chip-row { display: flex; flex-wrap: wrap; gap: 6px; margin-top: auto; padding-top: 12px; }
.nd-chip { font-family: var(--font-mono); font-size: 10px; letter-spacing: 0.06em; text-transform: uppercase; padding: 3px 8px; border: 1px solid var(--border); border-radius: 2px; color: var(--text-md); background: none; }

/* Tightened Typographic Hierarchy */
.nd-h1 { 
  font-family: var(--font-sans); 
  font-size: clamp(40px, 6vw, 64px); 
  font-weight: 600; 
  color: var(--ink); 
  line-height: 1.05; 
  letter-spacing: -0.02em; 
  margin-bottom: 24px; 
}
.nd-h2 { 
  font-family: var(--font-sans); 
  font-size: clamp(28px, 3.5vw, 40px); 
  font-weight: 600; 
  color: var(--ink); 
  line-height: 1.1; 
  margin-bottom: 16px; 
  letter-spacing: -0.02em; 
}
.nd-h3 { 
  font-family: var(--font-sans); 
  font-size: 14px; 
  font-weight: 600; 
  color: var(--ink); 
  margin-bottom: 8px; 
  letter-spacing: 0; 
  line-height: 1.3; 
  text-transform: none;
}
.nd-label { 
  font-family: var(--font-mono); 
  font-size: 10px; 
  font-weight: 500; 
  letter-spacing: 0.16em; 
  text-transform: uppercase; 
  color: var(--copper); 
  margin-bottom: 16px; 
  display: block; 
  line-height: 1.4; 
}
.nd-p { 
  font-size: 15px; 
  color: var(--text); 
  line-height: 1.7; 
  margin-bottom: 16px; 
  max-width: 600px; 
}
.nd-p-sm { 
  font-size: 13.5px; 
  color: var(--text-md); 
  line-height: 1.65; 
}
.nd-p-xs { 
  font-size: 12px; 
  color: var(--text-lt); 
  line-height: 1.6; 
  letter-spacing: 0.01em;
}
.nd-lead { 
  font-family: var(--font-sans); 
  font-size: clamp(16px, 1.8vw, 18px); 
  line-height: 1.65; 
  color: var(--text-md); 
  max-width: 560px; 
  margin-bottom: 32px; 
  font-weight: 400; 
}
.nd-price { font-family: var(--font-mono); font-size: 18px; font-weight: 500; color: var(--accent); display: block; margin: 8px 0 12px; white-space: nowrap; }

/* Geometric Buttons - Sharp edges with micro-cut corners */
.btn, .nd-btn { 
  display: inline-flex; 
  align-items: center; 
  justify-content: center; 
  font-family: var(--font-sans); 
  font-size: 14px; 
  font-weight: 600; 
  padding: 14px 32px; 
  min-height: 52px; 
  background: var(--accent); 
  color: var(--white); 
  border: none; 
  border-radius: 0; 
  cursor: pointer; 
  transition: all var(--transition-fast); 
  letter-spacing: 0.02em; 
  text-decoration: none; 
  line-height: 1.3; 
  position: relative;
  clip-path: polygon(
    0 0, 
    calc(100% - 8px) 0, 
    100% 8px, 
    100% 100%, 
    8px 100%, 
    0 calc(100% - 8px)
  );
}
.btn:hover, .nd-btn:hover { 
  background: var(--accent-hover); 
  color: var(--white);
  clip-path: polygon(0 0, 100% 0, 100% 100%, 0 100%);
}
.btn:active, .nd-btn:active { 
  background: var(--accent-active); 
  transform: translateY(1px); 
}

.btn--ghost, .nd-btn-s { 
  display: inline-flex; 
  align-items: center; 
  justify-content: center; 
  font-family: var(--font-sans); 
  font-size: 14px; 
  font-weight: 600; 
  padding: 12px 28px; 
  min-height: 48px; 
  background: none; 
  color: var(--accent); 
  border: 1.5px solid var(--accent); 
  border-radius: 0; 
  cursor: pointer; 
  transition: all var(--transition); 
  text-decoration: none; 
  line-height: 1.3; 
}
.btn--ghost:hover, .nd-btn-s:hover { 
  background: var(--accent-subtle); 
  color: var(--accent-hover); 
  border-color: var(--accent-hover); 
}
.btn--ghost:active, .nd-btn-s:active { 
  background: var(--accent-soft); 
  transform: translateY(1px); 
}
.btn--lg { padding: 16px 36px; font-size: 16px; min-height: 56px; }
.btn--sm { display: inline-flex; align-items: center; justify-content: center; font-family: var(--font-sans); font-size: 13px; font-weight: 600; padding: 8px 16px; min-height: 36px; background: var(--accent); color: var(--white); border: 1.5px solid var(--accent); border-radius: var(--radius); cursor: pointer; transition: all var(--transition); text-decoration: none; line-height: 1.3; }
.btn--sm:hover { background: var(--accent-hover); border-color: var(--accent-hover); color: var(--white); }
.btn--secondary { background: var(--bg-elevated); color: var(--accent); border-color: var(--accent-border); }
.btn--secondary:hover { background: var(--accent-subtle); color: var(--accent-hover); border-color: var(--accent-hover); }
.btn:disabled, .nd-btn:disabled, .btn--ghost:disabled, .nd-btn-s:disabled, .btn--sm:disabled { opacity: 0.5; cursor: not-allowed; transform: none; }

/* Geometric rules */
.nd-rule { 
  border: none; 
  border-top: 1px solid var(--border); 
  margin: 40px 0; 
}
.nd-rule-accent { 
  border: none; 
  border-top: 2px solid var(--accent); 
  width: 60px; 
  margin: 0 0 20px; 
  position: relative;
}
.nd-rule-accent::after {
  content: '';
  position: absolute;
  right: -8px;
  top: -4px;
  width: 0;
  height: 0;
  border-style: solid;
  border-width: 4px 0 4px 6px;
  border-color: transparent transparent transparent var(--accent);
}

/* Sharpened Cards - Geometric precision matching logo character */
.nd-card { 
  padding: var(--space-6); 
  background: var(--bg-elevated); 
  border: 1px solid var(--border-light); 
  border-radius: 0; 
  position: relative;
  transition: all var(--transition);
}
.nd-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 3px;
  height: 100%;
  background: var(--accent);
  transform: scaleY(0);
  transition: transform var(--transition-slow);
  transform-origin: top;
}
.nd-card:hover { 
  border-color: var(--accent-border);
  box-shadow: 0 2px 0 var(--accent-subtle);
}
.nd-card:hover::before {
  transform: scaleY(1);
}
.nd-card--flat { 
  background: transparent; 
  border-color: var(--border-subtle); 
  box-shadow: none; 
}
.nd-card--flat:hover { 
  border-color: var(--border-light); 
  box-shadow: none;
}
.nd-card--flat::before { display: none; }
.nd-card--emphasis { 
  border-left: 3px solid var(--accent); 
}
.nd-card--emphasis::before { display: none; }

/* Geometric accent marks for cards */
.nd-card__corner {
  position: absolute;
  top: -1px;
  right: -1px;
  width: 24px;
  height: 24px;
  background: linear-gradient(135deg, transparent 50%, var(--accent) 50%);
  opacity: 0;
  transition: opacity var(--transition);
}
.nd-card:hover .nd-card__corner {
  opacity: 0.6;
}

.nd-pkg-tier { font-family: var(--font-mono); font-size: 10px; letter-spacing: 0.1em; text-transform: uppercase; padding: 3px 8px; border-radius: 3px; display: inline-block; margin-bottom: 10px; }
.nd-pkg-tier.t1 { background: var(--accent-subtle); color: var(--accent); }
.nd-pkg-tier.t2 { background: rgba(43,88,84,0.12); color: var(--accent); }
.nd-pkg-tier.t3 { background: var(--accent); color: var(--white); }
.nd-pkg-tier.t0 { background: var(--copper-subtle); color: var(--copper); }

.nd-inc { padding-left: 14px; border-left: 2px solid var(--accent-light); margin-bottom: 6px; font-size: 14px; color: var(--text); line-height: 1.5; }
.nd-exc { padding-left: 14px; border-left: 2px solid var(--border-light); margin-bottom: 6px; font-size: 14px; color: var(--text-md); line-height: 1.5; }

.nd-gloss { display: grid; grid-template-columns: 140px 1fr; gap: 4px 20px; padding: 12px 0; border-bottom: 1px solid var(--border-light); align-items: baseline; }
.nd-gloss:last-child { border-bottom: none; }
.nd-gloss-term { font-family: var(--font-mono); font-size: 13px; font-weight: 500; color: var(--accent); }
.nd-gloss-def { font-size: 14px; color: var(--text); line-height: 1.5; }

.nd-step { display: grid; grid-template-columns: 56px 1fr; gap: 0 20px; padding: 24px 0; border-bottom: 1px solid var(--border-light); }
.nd-step:last-child { border-bottom: none; }
.nd-step-num { font-family: var(--font-mono); font-size: 24px; font-weight: 500; color: var(--accent); line-height: 1; padding-top: 2px; }
.nd-step-title { font-family: var(--font-sans); font-size: 17px; font-weight: 700; color: var(--ink); margin-bottom: 4px; }
.nd-step-body { font-size: 15px; color: var(--text); line-height: 1.55; grid-column: 2; }

.nd-pkg-header { display: flex; justify-content: space-between; align-items: flex-start; flex-wrap: wrap; gap: 8px; margin-bottom: 8px; }
.nd-pkg-footer { display: flex; justify-content: space-between; align-items: center; padding-top: 16px; border-top: 1px solid var(--border-light); flex-wrap: wrap; gap: 12px; }
.nd-timeline { font-family: var(--font-mono); font-size: 13px; color: var(--text-md); }

.nd-field { margin-bottom: var(--space-5); }
.nd-field label { display: block; font-family: var(--font-sans); font-size: 14px; font-weight: 600; color: var(--ink); margin-bottom: var(--space-2); line-height: 1.4; }
.nd-field .helper { display: block; font-size: 13px; color: var(--text-lt); margin-bottom: var(--space-2); line-height: 1.5; }

form fieldset { position: relative; z-index: 1; }
form fieldset legend { float: none; display: block; width: 100%; }
.nd-fieldset { border: none; padding: 0; margin: 0 0 32px; }
.nd-fieldset-legend { float: left; width: 100%; margin-bottom: 16px; }
.nd-input, .form__input { position: relative; z-index: 2; pointer-events: auto; cursor: text; }

.nd-input { width: 100%; padding: 12px 14px; font-family: var(--font-sans); font-size: 15px; line-height: 1.5; border: 1px solid var(--border); border-radius: var(--radius); background: var(--bg-elevated); color: var(--ink); transition: border-color var(--transition), box-shadow var(--transition); -webkit-appearance: none; appearance: none; min-height: 48px; }
.nd-input:hover { border-color: var(--text-subtle); }
.nd-input:focus { border-color: var(--accent); outline: none; box-shadow: 0 0 0 3px var(--accent-subtle); }
.nd-input::placeholder { color: var(--text-subtle); }
textarea.nd-input { resize: vertical; min-height: 120px; padding: 14px; }
select.nd-input { cursor: pointer; padding-right: 40px; background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath fill='%236E6E64' d='M6 8L0 0h12z'/%3E%3C/svg%3E"); background-repeat: no-repeat; background-position: right 14px center; }
.nd-input:disabled { background: var(--bg-alt); color: var(--text-lt); cursor: not-allowed; }

.nd-notice-box { margin-bottom: 24px; padding: 16px; border: 1px solid var(--border-light); border-radius: var(--radius); background: var(--white); }
.nd-notice-box .nd-label { margin-bottom: 4px; }
.nd-notice-box--lg { margin-bottom: 32px; }
.nd-form-notice { margin-bottom: 24px; }
.nd-form-notice .nd-label { margin-bottom: 4px; }
.nd-share-hint { margin-bottom: 12px; }
.nd-form-mode-title { display: block; font-size: 14px; font-weight: 600; color: var(--ink); margin-bottom: 4px; }
.nd-form-mode-body { font-size: 13px; color: var(--text-md); }

.nd-progress-track { height: 4px; background: var(--border); border-radius: 2px; overflow: hidden; margin-bottom: 8px; }
.nd-progress-bar { height: 100%; background: var(--accent); width: 0%; transition: width 0.3s ease; border-radius: 2px; }
.nd-progress-meta { display: flex; justify-content: space-between; gap: 8px; flex-wrap: wrap; }
.nd-progress-meta span { font-size: 13px; color: var(--text-md); }
.nd-share-actions { display: flex; align-items: center; gap: 12px; flex-wrap: wrap; }
.nd-form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; margin-bottom: var(--space-4); }

.form__group { margin-bottom: var(--space-5); }
.form__label { display: block; font-size: 14px; font-weight: 600; color: var(--ink); margin-bottom: var(--space-2); line-height: 1.4; }
.form__hint { display: block; font-size: 13px; color: var(--text-lt); margin-bottom: var(--space-2); line-height: 1.5; }
.form__input { width: 100%; padding: 12px 14px; font-size: 15px; line-height: 1.5; border: 1px solid var(--border); border-radius: var(--radius); background: var(--bg-elevated); color: var(--ink); transition: border-color var(--transition), box-shadow var(--transition); -webkit-appearance: none; appearance: none; font-family: var(--font-sans); min-height: 48px; }
.form__input:hover { border-color: var(--text-subtle); }
.form__input:focus { border-color: var(--accent); outline: none; box-shadow: 0 0 0 3px var(--accent-subtle); }
textarea.form__input { resize: vertical; min-height: 120px; padding: 14px; }
select.form__input { cursor: pointer; padding-right: 40px; background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath fill='%236E6E64' d='M6 8L0 0h12z'/%3E%3C/svg%3E"); background-repeat: no-repeat; background-position: right 14px center; }
.form__error { display: block; font-size: 13px; color: var(--error); margin-top: var(--space-2); min-height: 20px; line-height: 1.4; }
.form__error--submission { color: var(--error); font-size: 14px; margin-top: var(--space-4); padding: var(--space-4); background: var(--error-soft); border-radius: var(--radius); }

.form__success { display: none; padding: 32px; background: var(--accent-subtle); border: 1px solid var(--accent-light); border-radius: 6px; text-align: center; margin-top: 16px; }
.form__success.visible { display: block; }
.form__success-body { font-size: 15px; color: var(--accent); font-weight: 500; line-height: 1.6; }

.form__checkbox-wrap { display: flex; align-items: flex-start; gap: 10px; }
.form__checkbox-wrap input[type="checkbox"] { width: 16px; height: 16px; flex-shrink: 0; margin-top: 2px; accent-color: var(--accent); cursor: pointer; }

.nd-fit-note { padding: 16px; background: var(--accent-subtle); border-left: 3px solid var(--accent); border-radius: 0 var(--radius) var(--radius) 0; margin-bottom: 32px; font-size: 14px; color: var(--text-md); line-height: 1.55; }
.nd-privacy-note { font-size: 13px; color: var(--text-md); line-height: 1.5; margin-top: 20px; }
.nd-section-note { margin-top: 32px; padding-top: 16px; border-top: 1px solid var(--border); }

.nd-confirm { padding: 32px; background: var(--accent-subtle); border: 1px solid var(--accent-light); border-radius: 6px; text-align: center; }

.nd-legal-section { margin-bottom: 32px; }
.nd-legal-section h2 { font-size: 16px; font-weight: 700; color: var(--ink); margin-bottom: 8px; font-family: var(--font-sans); }
.nd-legal-section p { font-size: 15px; color: var(--text); line-height: 1.65; max-width: 640px; }

.nd-proof-item { padding-left: 16px; border-left: 2px solid var(--accent-light); margin-bottom: 16px; }

.nd-process-num { font-family: var(--font-mono); font-size: 28px; font-weight: 400; color: var(--accent); line-height: 1; margin-bottom: var(--space-3); }
.nd-process-step { padding: var(--space-5) 0; border-top: 1px solid var(--border); }
.nd-process-step .nd-step-title { font-family: var(--font-sans); font-size: 15px; font-weight: 600; color: var(--ink); margin-bottom: var(--space-2); }
.nd-process-step .nd-step-body { font-size: 14px; color: var(--text-md); line-height: 1.55; }

.nd-cost-item { padding-left: 16px; border-left: 2px solid var(--accent-light); margin-bottom: 20px; }
.nd-cost-label { display: block; font-family: var(--font-sans); font-size: 15px; font-weight: 600; color: var(--ink); margin-bottom: 4px; }

.nd-misconception-q { font-family: var(--font-sans); font-size: 17px; color: var(--ink); margin-bottom: 10px; font-style: normal; }

.nd-pkg-outcome { background: var(--accent-subtle); border-left: 2px solid var(--accent-light); padding: 14px 16px; margin-bottom: 24px; border-radius: 0 var(--radius-sm) var(--radius-sm) 0; }
.nd-pkg-outcome-row { display: flex; gap: 8px; margin-bottom: 6px; line-height: 1.5; }
.nd-pkg-outcome-row:last-child { margin-bottom: 0; }
.nd-pkg-outcome-key { font-family: var(--font-mono); font-size: 11px; color: var(--accent); text-transform: uppercase; letter-spacing: 0.04em; flex-shrink: 0; width: 130px; padding-top: 2px; }
.nd-pkg-outcome-val { color: var(--text); font-size: 14px; }

.nd-eng-meta { display: grid; grid-template-columns: 130px 1fr; gap: 6px 12px; margin-top: 16px; padding-top: 16px; border-top: 1px solid var(--border-light); }
.nd-eng-key { font-family: var(--font-mono); font-size: 11px; color: var(--text-lt); text-transform: uppercase; letter-spacing: 0.04em; padding-top: 2px; }
.nd-eng-val { font-size: 14px; color: var(--text); }

.nd-decision-rows { display: flex; flex-direction: column; gap: 0; max-width: var(--max-width-wide); }
.nd-decision-row { display: grid; grid-template-columns: 5fr 4fr 3fr; gap: 24px; padding: 28px 0; border-bottom: 1px solid var(--border-light); align-items: start; transition: background var(--transition-fast); }
.nd-decision-row:first-child { border-top: 1px solid var(--border-light); }
.nd-decision-row:hover { background: var(--accent-subtle); }
.nd-decision-situation { display: flex; flex-direction: column; gap: 8px; }
.nd-decision-symptom { font-family: var(--font-sans); font-size: 18px; font-weight: 600; color: var(--ink); line-height: 1.35; margin: 0; }
.nd-decision-impact { font-size: 15px; color: var(--text-md); line-height: 1.55; margin: 0; }
.nd-decision-outcome { display: flex; flex-direction: column; gap: 10px; align-items: flex-start; }
.nd-decision-caution { font-size: 14px; color: var(--text-lt); line-height: 1.5; margin: 0; }
.nd-decision-chip { display: inline-block; font-family: var(--font-mono); font-size: 11px; font-weight: 500; letter-spacing: 0.04em; text-transform: uppercase; color: var(--accent); background: var(--accent-subtle); border: 1px solid var(--accent-border); padding: 6px 12px; border-radius: var(--radius); white-space: nowrap; text-decoration: none; transition: all var(--transition-fast); }
.nd-decision-chip:hover { background: var(--accent); color: var(--white); border-color: var(--accent); }
.nd-decision-chip-sep { font-size: 13px; color: var(--text-lt); margin: 0 6px; }

.footer { background: var(--ink); color: var(--white); margin-top: auto; }
.footer__upper { max-width: var(--max-width-wide); margin: 0 auto; padding: 56px 28px 40px; display: grid; grid-template-columns: 240px 1fr; gap: 40px 60px; align-items: start; }
.footer__logo { font-family: var(--font-mono); font-weight: 500; font-size: 14px; letter-spacing: -0.02em; color: var(--white); margin-bottom: 12px; }
.footer__tag { font-family: var(--font-mono); font-size: 12px; color: rgba(255,255,255,0.32); letter-spacing: 0.03em; line-height: 1.55; }
.footer__nav { display: flex; gap: 52px; flex-wrap: wrap; justify-content: flex-end; }
.footer__nav-group { min-width: 120px; }
.footer__nav-heading { font-family: var(--font-mono); font-size: 10px; letter-spacing: 0.1em; text-transform: uppercase; color: rgba(255,255,255,0.35); margin-bottom: 16px; }
.footer__nav-link { display: block; font-size: 13px; color: rgba(255,255,255,0.58); text-decoration: none; margin-bottom: 11px; transition: color var(--transition); }
.footer__nav-link:hover { color: var(--white); }
.footer__nav-link:last-child { margin-bottom: 0; }
.footer__bottom { max-width: var(--max-width-wide); margin: 0 auto; padding: 20px 28px; border-top: 1px solid rgba(255,255,255,0.07); display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 12px; }
.footer__copy { font-size: 12px; color: rgba(255,255,255,0.28); }
.footer__support { font-size: 13px; color: var(--text-lt); margin: 0; }
.footer__support a { color: var(--text-lt); text-decoration: underline; }
.footer__legal { display: flex; gap: 24px; flex-wrap: wrap; }
.footer__legal-link { font-size: 12px; color: rgba(255,255,255,0.38); text-decoration: none; transition: color var(--transition); }
.footer__legal-link:hover { color: rgba(255,255,255,0.75); }


/* ==========================================================================
   New Components - Capabilities Page Rebuild
   Added for decision-surface architecture
   ========================================================================== */

/* Jump Menu - Fast path navigation */
.nd-jump-menu { display: flex; flex-wrap: wrap; gap: 10px; }
.nd-jump-chip { 
  display: inline-block; 
  font-family: var(--font-mono); 
  font-size: 10px; 
  font-weight: 500; 
  letter-spacing: 0.06em; 
  text-transform: uppercase; 
  color: var(--text-md); 
  background: var(--bg-elevated); 
  border: 1px solid var(--border); 
  padding: 8px 14px; 
  text-decoration: none; 
  transition: all var(--transition-fast); 
  white-space: nowrap; 
  position: relative;
}
.nd-jump-chip::before {
  content: '';
  position: absolute;
  top: -1px;
  right: -1px;
  width: 0;
  height: 0;
  border-style: solid;
  border-width: 0 8px 8px 0;
  border-color: transparent var(--border) transparent transparent;
  transition: all var(--transition-fast);
}
.nd-jump-chip:hover { 
  background: var(--accent-subtle); 
  border-color: var(--accent); 
  color: var(--accent); 
}
.nd-jump-chip:hover::before {
  border-color: transparent var(--accent) transparent transparent;
}

/* Problem-path cards */
.nd-path-category { margin-top: var(--space-10); }
.nd-path-category + .nd-path-category { margin-top: var(--space-12); }
.nd-path-category__heading { color: var(--accent); margin-bottom: var(--space-5); }
.nd-path-cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: var(--space-5); align-items: stretch; }
.nd-path-card { padding: var(--space-6); display: flex; flex-direction: column; gap: var(--space-3); min-height: 100%; }
.nd-path-card__title { font-family: var(--font-sans); font-size: 17px; font-weight: 600; color: var(--ink); line-height: 1.4; margin: 0; }
.nd-path-card__body { margin: 0 0 var(--space-3); max-width: none; color: var(--text-md); }
.nd-path-card__actions { display: flex; flex-wrap: wrap; gap: var(--space-2); align-items: center; margin-top: auto; padding-top: var(--space-2); }
.nd-path-card__arrow { color: var(--text-lt); }
.nd-note-copy { margin: 0; color: var(--text-md); }

/* Routing Rows - Problem-to-package routing */
.nd-routing-rows { display: flex; flex-direction: column; gap: 0; max-width: var(--max-width-wide); }
.nd-routing-row { display: grid; grid-template-columns: 1.2fr 1fr; gap: 32px; padding: 24px 0; border-bottom: 1px solid var(--border-light); align-items: start; transition: background var(--transition-fast); }
.nd-routing-row:first-child { border-top: 1px solid var(--border-light); }
.nd-routing-row:hover { background: var(--accent-subtle); margin: 0 calc(-1 * var(--space-6)); padding-left: var(--space-6); padding-right: var(--space-6); }
.nd-routing-problem { display: flex; flex-direction: column; gap: 6px; }
.nd-routing-symptom { font-family: var(--font-sans); font-size: 17px; font-weight: 600; color: var(--ink); line-height: 1.35; margin: 0; }
.nd-routing-indication { font-size: 14px; color: var(--text-md); line-height: 1.5; margin: 0; }
.nd-routing-path { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; }
.nd-routing-label { font-family: var(--font-mono); font-size: 11px; font-weight: 500; letter-spacing: 0.04em; text-transform: uppercase; color: var(--text-lt); margin-right: 4px; }
.nd-routing-chip { display: inline-block; font-family: var(--font-mono); font-size: 11px; font-weight: 500; letter-spacing: 0.04em; text-transform: uppercase; color: var(--accent); background: var(--bg-elevated); border: 1px solid var(--accent-border); padding: 6px 12px; border-radius: var(--radius); white-space: nowrap; text-decoration: none; transition: all var(--transition-fast); }
.nd-routing-chip:hover { background: var(--accent); color: var(--white); border-color: var(--accent); }
.nd-routing-or { font-size: 13px; color: var(--text-lt); margin: 0 4px; }

/* Comparison Table - Quick package comparison */
.nd-compare-table { 
  display: flex; 
  flex-direction: column; 
  border: 1px solid var(--border-light); 
  overflow: hidden; 
  background: var(--bg-elevated); 
}
.nd-compare-header { display: grid; grid-template-columns: 1.2fr 1.5fr 100px 100px 1fr; gap: 16px; padding: 14px 20px; background: var(--accent-subtle); border-bottom: 1px solid var(--border-light); font-family: var(--font-mono); font-size: 10px; font-weight: 500; letter-spacing: 0.08em; text-transform: uppercase; color: var(--accent); }
.nd-compare-col { display: block; }
.nd-compare-row { display: grid; grid-template-columns: 1.2fr 1.5fr 100px 100px 1fr; gap: 16px; padding: 16px 20px; border-bottom: 1px solid var(--border-subtle); text-decoration: none; color: inherit; transition: background var(--transition-fast); align-items: center; }
.nd-compare-row:last-child { border-bottom: none; }
.nd-compare-row:hover { background: var(--accent-subtle); }
.nd-compare-package { font-family: var(--font-sans); font-size: 15px; font-weight: 600; color: var(--accent); }
.nd-compare-best { font-size: 13px; color: var(--text); line-height: 1.4; }
.nd-compare-price { font-family: var(--font-mono); font-size: 13px; font-weight: 500; color: var(--ink); }
.nd-compare-time { font-family: var(--font-mono); font-size: 12px; color: var(--text-md); }
.nd-compare-not { font-size: 12px; color: var(--text-lt); line-height: 1.4; }

/* Start Here / Not For Notes - Package guidance */
.nd-start-here-note { 
  background: var(--accent-subtle); 
  border-left: 3px solid var(--accent); 
  padding: 16px 20px; 
  margin-bottom: 24px; 
}
.nd-not-for-note { 
  padding: 12px 16px; 
  border: 1px solid var(--border); 
  margin-bottom: 24px; 
  background: var(--bg); 
}

/* Threshold Bridge - Website vs Systems ladder */
.nd-threshold-ladder { display: flex; flex-direction: column; gap: 0; position: relative; }
.nd-threshold-level { display: grid; grid-template-columns: 80px 1fr; gap: 24px; padding: 28px 0; border-bottom: 1px solid var(--border-light); align-items: start; }
.nd-threshold-level:first-child { border-top: 1px solid var(--border-light); }
.nd-threshold-marker { font-family: var(--font-mono); font-size: 10px; font-weight: 500; letter-spacing: 0.08em; text-transform: uppercase; color: var(--white); background: var(--accent); padding: 4px 10px; border-radius: var(--radius-sm); display: inline-block; text-align: center; width: fit-content; }
.nd-threshold-content { display: flex; flex-direction: column; gap: 10px; }
.nd-threshold-content .nd-h3 { margin-bottom: 0; font-size: 17px; }
.nd-threshold-path { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; margin-top: 8px; font-size: 14px; color: var(--text-md); }
.nd-threshold-path a { font-family: var(--font-mono); font-size: 11px; font-weight: 500; letter-spacing: 0.04em; text-transform: uppercase; color: var(--accent); text-decoration: none; padding: 4px 10px; background: var(--accent-subtle); border-radius: var(--radius-sm); border: 1px solid var(--accent-border); transition: all var(--transition-fast); }
.nd-threshold-path a:hover { background: var(--accent); color: var(--white); }

/* Support States - Post-launch need states */
.nd-support-states { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; margin-bottom: 32px; }
.nd-support-state { padding: 20px; }
.nd-support-state .nd-h3 { color: var(--accent); }
.nd-support-state.nd-card,
.nd-quoted-item.nd-card { display: flex; flex-direction: column; gap: var(--space-3); height: 100%; }

/* Threshold Level cards */
.nd-threshold-level { 
  padding: 28px; 
  margin-bottom: 16px;
}
.nd-threshold-level .nd-threshold-marker { 
  display: inline-block;
  font-family: var(--font-mono); 
  font-size: 10px; 
  font-weight: 500; 
  letter-spacing: 0.08em; 
  text-transform: uppercase; 
  color: var(--white); 
  background: var(--accent); 
  padding: 4px 12px; 
  margin-bottom: 16px;
}
.nd-threshold-level .nd-h3 { 
  margin-bottom: 8px; 
  font-size: 17px; 
}
.nd-threshold-path { 
  display: flex; 
  flex-wrap: wrap; 
  gap: 8px; 
  align-items: center; 
  margin-top: 16px; 
  padding-top: 16px;
  border-top: 1px solid var(--border-light);
  font-size: 13px; 
  color: var(--text-md); 
}
.nd-threshold-path a { 
  font-family: var(--font-mono); 
  font-size: 11px; 
  font-weight: 500; 
  letter-spacing: 0.04em; 
  text-transform: uppercase; 
  color: var(--accent); 
  text-decoration: none; 
  padding: 4px 10px; 
  background: var(--accent-subtle); 
  border: 1px solid var(--accent-border); 
  transition: all var(--transition-fast); 
}
.nd-threshold-path a:hover { 
  background: var(--accent); 
  color: var(--white); 
}
.nd-support-state .nd-h3 { margin-bottom: 10px; font-size: 15px; }

/* Quoted Separately Grid - Add-on scope items */
.nd-quoted-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 20px; }
.nd-quoted-item { padding: 20px; }
.nd-quoted-term { display: block; font-family: var(--font-mono); font-size: 12px; font-weight: 500; letter-spacing: 0.04em; text-transform: uppercase; color: var(--accent); margin-bottom: 8px; }

/* Trust Grid - Delivery standards */
.nd-trust-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 16px; }
.nd-trust-item { padding: 20px; }
.nd-trust-item .nd-inc { margin-bottom: 0; border-left: none; padding-left: 0; }

/* FAQ List - Accordion-style clarity block */
.nd-faq-list { 
  display: flex; 
  flex-direction: column; 
  gap: 0; 
  border: 1px solid var(--border-light); 
  overflow: hidden; 
  background: var(--bg-elevated); 
}
.nd-faq-item { border-bottom: 1px solid var(--border-subtle); }
.nd-faq-item:last-child { border-bottom: none; }
.nd-faq-question { display: block; width: 100%; padding: 20px 24px; font-family: var(--font-sans); font-size: 15px; font-weight: 500; color: var(--ink); cursor: pointer; list-style: none; position: relative; transition: background var(--transition-fast); }
.nd-faq-question:hover { background: var(--accent-subtle); }
.nd-faq-question::-webkit-details-marker { display: none; }
.nd-faq-question::after { content: "+"; position: absolute; right: 24px; top: 50%; transform: translateY(-50%); font-family: var(--font-mono); font-size: 18px; color: var(--accent); }
.nd-faq-item[open] .nd-faq-question::after { content: "-"; }
.nd-faq-answer { padding: 0 24px 20px; border-top: 1px solid var(--border-subtle); }
.nd-faq-answer .nd-p-sm { margin-top: 16px; margin-bottom: 0; }

/* Focus-visible states for keyboard navigation */
.nav__link:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }
.nav__mobile-link:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }
.nav__mobile-cta:focus-visible { outline: 2px solid var(--white); outline-offset: 2px; }
.nd-jump-chip:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }
.nd-faq-question:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }

/* Responsive adjustments for new components */
@media (max-width: 900px) {
  .nd-compare-header, .nd-compare-row { grid-template-columns: 1fr 1fr; gap: 12px; }
  .nd-compare-col:nth-child(3), .nd-compare-col:nth-child(4), .nd-compare-col:nth-child(5), .nd-compare-price, .nd-compare-time, .nd-compare-not { display: none; }
  .nd-support-states { grid-template-columns: 1fr; }
  
  /* Hero adjustments for tablet */
  .nd-hero { min-height: auto; padding: calc(var(--nav-height) + var(--space-8)) var(--space-4) var(--space-12); }
  .nd-hero__accent { width: 120px; height: 120px; right: 5%; top: 20%; opacity: 0.06; }
  .nd-hero__grid-line--v { display: none; }
}

@media (max-width: 768px) {
  /* Nav mobile */
  .nav__links { display: none; }
  .nav__actions { margin-left: auto; margin-right: 12px; }
  .nav__toggle { display: flex; }
  .nav__inner { padding: 0 var(--space-4); }
  #lang-toggle { min-height: 44px; min-width: 44px; }
  
  /* Hero mobile fixes */
  .nd-hero { min-height: auto; padding: calc(var(--nav-height) + var(--space-6)) var(--space-4) var(--space-10); }
  .nd-hero__grid { display: none; }
  .nd-hero__accent { display: none; }
  .nd-hero__marker { margin-bottom: 16px; font-size: 10px; }
  .nd-hero__marker::before { width: 20px; }
  .nd-hero__marker::after { width: 6px; height: 6px; }
  
  /* Typography mobile */
  .nd-h1 { font-size: clamp(32px, 8vw, 40px); margin-bottom: 16px; }
  .nd-h2 { font-size: clamp(24px, 6vw, 28px); }
  .nd-lead { font-size: 15px; margin-bottom: 24px; }
  
  /* CTA row mobile */
  .nd-cta-row { flex-direction: column; align-items: stretch; gap: 12px; }
  .nd-cta-row::before { display: none; }
  .nd-cta-row .btn, .nd-cta-row .btn--ghost { width: 100%; }
  
  /* Section padding mobile */
  .nd-section { padding: var(--space-12) var(--space-4); }
  .nd-section--tight { padding: var(--space-8) var(--space-4); }
  .nd-section--spacious { padding: var(--space-12) var(--space-4); }

  /* Footer mobile */
  .footer__upper { grid-template-columns: 1fr; gap: 28px; padding: 40px 20px 28px; }
  .footer__nav { display: grid; grid-template-columns: 1fr; gap: 24px; justify-content: stretch; }
  .footer__nav-group { min-width: 0; }
  .footer__bottom { padding: 16px 20px 24px; flex-direction: column; align-items: flex-start; gap: 12px; }
  .footer__support { width: 100%; line-height: 1.55; }
  .footer__legal { gap: 16px; }
  
  /* Grid layouts mobile */
  .nd-grid-2 { grid-template-columns: 1fr; gap: 16px; }
  .nd-grid-3 { grid-template-columns: 1fr; }
  .nd-grid-why { flex-direction: column; }
  .nd-grid-why > * { max-width: 100%; min-width: auto; }
  
  /* Cards mobile */
  .nd-card { padding: var(--space-4); }
  .nd-card__corner { display: none; }
  
  /* Process steps mobile */
  .nd-process-step { grid-template-columns: 40px 1fr; gap: 0 12px; }
  .nd-process-num { font-size: 20px; }
  
  /* Jump menu mobile */
  .nd-jump-menu { gap: 8px; }
  .nd-jump-chip { font-size: 10px; padding: 6px 10px; }
  
  /* Routing rows mobile */
  .nd-routing-row { grid-template-columns: 1fr; gap: 16px; padding: 20px 0; }
  .nd-routing-row:hover { margin: 0; padding-left: 0; padding-right: 0; }
  .nd-routing-symptom { font-size: 16px; }
  .nd-routing-indication { font-size: 13px; }
  
  /* Comparison table mobile */
  .nd-compare-header { display: none; }
  .nd-compare-row { grid-template-columns: 1fr; gap: 8px; padding: 16px; }
  .nd-compare-package { font-size: 16px; }
  [lang='en'] .nd-compare-best::before { content: "Best when: "; color: var(--text-lt); }
  [lang='en'] .nd-compare-not::before { content: "Not for: "; color: var(--text-lt); }
  [lang='es'] .nd-compare-best::before { content: "Ideal cuando: "; color: var(--text-lt); }
  [lang='es'] .nd-compare-not::before { content: "No es para: "; color: var(--text-lt); }
  
  /* Threshold ladder mobile */
  .nd-threshold-level { padding: 20px; margin-bottom: 12px; }
  .nd-threshold-marker { font-size: 9px; padding: 3px 8px; }
  .nd-threshold-content .nd-h3 { font-size: 15px; }
  .nd-threshold-path { flex-direction: column; align-items: flex-start; gap: 6px; }
  .nd-threshold-path a { font-size: 10px; }
  
  /* Grids mobile */
  .nd-quoted-grid { grid-template-columns: 1fr; }
  .nd-trust-grid { grid-template-columns: 1fr; }
  
  /* FAQ mobile */
  .nd-faq-question { padding: 16px 20px; padding-right: 40px; font-size: 14px; }
  .nd-faq-question::after { right: 16px; }
  .nd-faq-answer { padding: 0 20px 16px; }
  
  /* Package footer mobile */
  .nd-pkg-footer { flex-direction: column; align-items: flex-start; gap: 16px; }
  
  /* Form row mobile */
  .nd-form-row { grid-template-columns: 1fr; gap: 0; }
  
  /* Decision rows mobile */
  .nd-decision-row { grid-template-columns: 1fr; gap: 12px; padding: 20px 0; }
  .nd-decision-row:hover { background: transparent; }
  
  /* Cost items mobile */
  .nd-cost-item { padding-left: 12px; }
  
  /* Proof items mobile */
  .nd-proof-item { padding-left: 12px; }
  
  /* Eng meta mobile */
  .nd-eng-meta { grid-template-columns: 1fr; gap: 4px 0; }
  .nd-eng-key { padding-top: 8px; }

  /* iOS font-size zoom fix — browser auto-zooms when input font-size < 16px */
  .nd-input, .form__input, select.nd-input, select.form__input { font-size: 16px; }

  /* Section CTA button full-width */
  .nd-section-cta .btn, .nd-section-cta .btn--lg { width: 100%; justify-content: center; }
}

/* --------------------------------------------------------------------------
   Sub-480px breakpoint — small phones (320–375px)
   -------------------------------------------------------------------------- */
@media (max-width: 480px) {
  /* Tighter section spacing */
  .nd-section { padding: var(--space-10) var(--space-4); }
  .nd-section--tight { padding: var(--space-8) var(--space-4); }

  /* Scale down hero on very small screens */
  .nd-hero { padding-top: calc(var(--nav-height) + var(--space-5)); padding-bottom: var(--space-8); }
  .nd-h1 { font-size: clamp(26px, 7vw, 34px); }
  .nd-h2 { font-size: clamp(21px, 5.5vw, 26px); }
  .nd-lead { font-size: 14px; }

  /* Cards — tighter padding */
  .nd-card { padding: var(--space-4); }
  .nd-pkg-card { padding: var(--space-4); }

  /* Buttons — slightly reduced horizontal padding */
  .btn { padding: 13px 20px; }
  .btn--ghost { padding: 12px 20px; }

  /* FAQ — tighter padding */
  .nd-faq-question { padding: 14px 16px; padding-right: 36px; }
  .nd-faq-answer { padding: 0 16px 14px; }

  /* Cost items */
  .nd-cost-label { font-size: 14px; }
}