/* ============================================
   DeCleanup Network — v.3 (cofounder review 2026-05-28)
   Brand: Space Grotesk (headings) + Inter (body) + Space Mono (data labels)
   Palette: green #58B12F primary / yellow #FAFF00 accent only / bg #0A0A0A
   ============================================ */

:root {
  /* Surfaces — brief brand specs (#0A0A0A, #141414) with a faint warm tilt for depth */
  --bg:           #0A0A0A;
  --bg-elev:      #141414;
  --bg-elev-2:    #1B1B1B;
  --line:         rgba(255, 255, 255, 0.10);
  --line-soft:    rgba(255, 255, 255, 0.06);
  --ink:          #FFFFFF;
  /* Per cofounder brief: body + subhead should read as WHITE. Using 92% alpha
     instead of pure #FFF keeps hierarchy from completely flattening but still
     reads as white at body sizes. */
  --ink-mute:     rgba(255, 255, 255, 0.92);
  --ink-dim:      #8B8B89;
  /* Bumped from #5C5C5A to #7A7A78 for WCAG AA on body text */
  --ink-faint:    #7A7A78;

  /* Brand */
  --green:        #58B12F;
  --green-soft:   color-mix(in oklch, #58B12F 18%, transparent);
  --green-ink:    color-mix(in oklch, #58B12F 88%, white);
  --green-hover:  color-mix(in oklch, #58B12F 88%, white);
  --yellow:       #FAFF00;
  --yellow-soft:  color-mix(in oklch, #FAFF00 22%, transparent);
  --base-blue:    #0052FF;
  --celo-yellow:  #FAFF00;

  /* Brand gradient — green → yellow, used on display headings */
  --grad-heading: linear-gradient(92deg, #58B12F 0%, color-mix(in oklch, #58B12F 45%, #FAFF00) 55%, #FAFF00 100%);

  /* Type — Space Grotesk for display, Inter for everything else, Space Mono for data */
  --f-plakat: "Space Grotesk", "Inter", "Helvetica Neue", Helvetica, Arial, sans-serif;
  --f-sans:   "Inter", "Helvetica Neue", Helvetica, Arial, sans-serif;
  --f-mono:   "Space Mono", "SF Mono", Menlo, Consolas, monospace;
  --f-serif:  "Inter", Georgia, "Times New Roman", serif;

  /* Rhythm */
  --container: 1200px;
  --section-py: clamp(56px, 8vw, 120px);
  --radius:    10px;
  --radius-lg: 18px;

  /* Buttons — match nav “START CLEANING” (Space Grotesk, caps) */
  --btn-font:       var(--f-plakat);
  --btn-weight:     600;
  --btn-size:       14px;
  --btn-tracking:   0.06em;
  --btn-min-h:      48px;
  --btn-pad-x:      22px;
}

/* Kraft / paper mode */
:root[data-palette="kraft"] {
  --bg:        #F4F1EB;
  --bg-elev:   #EAE5DC;
  --bg-elev-2: #DFD9CC;
  --line:      rgba(20, 20, 20, 0.18);
  --line-soft: rgba(20, 20, 20, 0.10);
  --ink:       #181816;
  --ink-mute:  #4A4A47;
  --ink-dim:   #6E6E6B;
  --ink-faint: #9A9A95;

  /* Yellow doesn't read on cream — darker mix still anchored to brand #FAFF00. */
  --yellow:        color-mix(in oklch, #FAFF00 55%, #6B6500);
  --yellow-soft:   color-mix(in oklch, #FAFF00 22%, transparent);
  --celo-yellow:   color-mix(in oklch, #FAFF00 55%, #6B6500);

  /* Darker, denser gradient so the right edge stays visible on cream. */
  --grad-heading:  linear-gradient(92deg, color-mix(in oklch, #58B12F 72%, black) 0%, #58B12F 55%, color-mix(in oklch, #FAFF00 40%, #4a5200) 100%);
}

/* Density */
:root[data-density="compact"] { --section-py: clamp(40px, 5vw, 80px); }
:root[data-density="airy"]    { --section-py: clamp(80px, 12vw, 160px); }

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
/* Hard-cap horizontal overflow on BOTH html and body. On mobile Safari, body-only
   overflow-x:hidden lets fixed/position-stretched children leak past the viewport,
   causing the left-right rubber-band shift. overflow-x:clip + max-width:100vw on
   html closes that hole. */
html {
  scroll-behavior: smooth;
  overflow-x: clip;
  max-width: 100%;
}
body {
  background: var(--bg);
  color: var(--ink);
  font-family: var(--f-sans);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: clip;
  max-width: 100vw;
  line-height: 1.55;
  transition: background 0.4s ease, color 0.4s ease;
  position: relative;
}
/* Ambient bg layer — STATIC single gradient (no animation, no transform).
   Removed the prior animated drift: even composited, two large radial gradients
   on a fixed full-viewport layer added noticeable scroll cost on Retina Mac. */
body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  background: radial-gradient(60vw 80vh at 20% 0%,
    color-mix(in oklch, var(--green) 6%, transparent) 0%,
    transparent 70%);
  opacity: 1;
}
[data-palette="kraft"] body::before {
  background: radial-gradient(60vw 80vh at 20% 0%,
    color-mix(in oklch, var(--green) 8%, transparent) 0%,
    transparent 70%);
}
/* Make sure content sits above the ambient tint layer */
body > * { position: relative; z-index: 1; }

/* ------- Mobile overflow guards -------
   On narrow viewports html/body overflow-x:clip hides (rather than scrolls) any
   content wider than the screen. Grid items default to min-width:auto (= min-content),
   so a wide logo or long heading can inflate a 1fr track past the viewport and get
   clipped on the right. These rules keep content within the available width. */
/* max-width only — NOT height:auto, which would override the height="20"/"24"
   attributes on the brand wordmark logos and balloon them to natural size. */
img { max-width: 100%; }
.builton-cell { min-width: 0; }
.backers-grid > a { min-width: 0; }
.dmrv-grid > * { min-width: 0; }
.term-tip { max-width: calc(100vw - 32px); }

/* ------- Typography ------- */
.plakat {
  font-family: var(--f-plakat);
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 0.92;
  text-transform: uppercase;
}

/* Brand gradient text — green → yellow. Apply to accent headings. */
.gradient-text {
  background: var(--grad-heading);
  -webkit-background-clip: text;
          background-clip: text;
  -webkit-text-fill-color: transparent;
          color: transparent;
  display: inline-block;
}

/* Pilot / live-coming eyebrow chip — themed via vars so kraft mode keeps contrast. */
.pilot-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-family: var(--f-mono);
  font-size: 10px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  font-feature-settings: "tnum";
  color: var(--yellow);
  background: color-mix(in oklch, var(--yellow) 12%, transparent);
  border: 1px solid color-mix(in oklch, var(--yellow) 40%, transparent);
  padding: 2px 6px;
  border-radius: 2px;
  margin-bottom: 8px;
}
:root[data-palette="kraft"] .pilot-eyebrow {
  /* On cream bg the amber needs more body and a dark text fill. */
  color: #5C3D00;
  background: color-mix(in oklch, var(--yellow) 28%, transparent);
  border-color: color-mix(in oklch, var(--yellow) 65%, transparent);
}

.coming-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-family: var(--f-mono);
  font-size: 10px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  font-feature-settings: "tnum";
  color: var(--ink-faint);
  border: 1px solid var(--line);
  padding: 2px 6px;
  border-radius: 2px;
  margin-bottom: 8px;
}

/* Impact API loading placeholders (hero KPIs + recent verifications) */
.impact-skel {
  display: block;
  border-radius: 2px;
  background: linear-gradient(
    90deg,
    var(--line-soft) 0%,
    color-mix(in oklch, var(--line) 70%, var(--bg-elev)) 50%,
    var(--line-soft) 100%
  );
  background-size: 200% 100%;
  animation: impact-skel-shimmer 1.1s ease-in-out infinite;
}
@keyframes impact-skel-shimmer {
  0% { background-position: 100% 0; }
  100% { background-position: -100% 0; }
}
@media (prefers-reduced-motion: reduce) {
  .impact-skel { animation: none; opacity: 0.55; }
}
.serif {
  font-family: var(--f-serif);
  font-weight: 400;
  font-style: normal;
  letter-spacing: -0.005em;
}
.serif-italic {
  font-family: var(--f-serif);
  font-style: italic;
  letter-spacing: -0.005em;
}
.mono {
  font-family: var(--f-mono);
  font-weight: 400;
  letter-spacing: 0.005em;
}
.meta {
  font-family: var(--f-mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink-dim);
}

/* ------- Layout helpers ------- */
.container {
  width: 100%;
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 24px;
}
.wide {
  width: 100%;
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 24px;
}

.section {
  padding: var(--section-py) 0;
  position: relative;
}
/* Smooth section-to-section transitions — no hard divider line.
   A subtle scrim at section boundaries lets bg colors flow into each other. */
.section + .section { /* divider removed for smoother flow */ }
/* Section with elevated bg (e.g. Total Impact) gets a soft fade-in edge at top
   so the boundary isn't a hard rectangle. */
.section[style*="bg-elev"]::before {
  content: "";
  position: absolute;
  top: -60px;
  left: 0;
  right: 0;
  height: 60px;
  background: linear-gradient(180deg, transparent 0%, var(--bg-elev) 100%);
  pointer-events: none;
}
.section[style*="bg-elev"]::after {
  content: "";
  position: absolute;
  bottom: -60px;
  left: 0;
  right: 0;
  height: 60px;
  background: linear-gradient(180deg, var(--bg-elev) 0%, transparent 100%);
  pointer-events: none;
  z-index: 1;
}

/* ------- Ledger chip — used for "verified" data motif ------- */
.chip {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 10px;
  font-family: var(--f-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink-mute);
  border: 1px solid var(--line);
  border-radius: 999px;
  background: color-mix(in oklch, var(--bg-elev) 60%, transparent);
}
.chip .dot {
  width: 6px; height: 6px; border-radius: 50%;
  background: var(--green);
  box-shadow: 0 0 0 3px color-mix(in oklch, var(--green) 18%, transparent);
}
.chip.amber .dot { background: var(--yellow); box-shadow: 0 0 0 3px var(--yellow-soft); }

/* ------- Buttons — Space Grotesk + uppercase (same as nav START CLEANING) ------- */
.btn,
a.btn,
button.btn {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: var(--btn-min-h);
  padding: 0 var(--btn-pad-x);
  font-family: var(--f-plakat);
  font-weight: var(--btn-weight);
  font-size: var(--btn-size);
  letter-spacing: var(--btn-tracking);
  text-transform: uppercase;
  border-radius: 8px;
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform 0.12s cubic-bezier(0.2, 0.7, 0.2, 1),
              box-shadow 0.25s ease,
              background 0.2s ease,
              border-color 0.2s ease,
              color 0.2s ease;
  text-decoration: none;
  white-space: nowrap;
  isolation: isolate;
}
.btn:active {
  /* Tactile press — slightly deeper than before, with a quick rebound feel */
  transform: translateY(2px) scale(0.985);
}

/* Green particle splash on .btn-primary click — "cleanup confirmed" energy */
.cta-particle {
  position: absolute;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--green);
  pointer-events: none;
  transform: translate(-50%, -50%);
  box-shadow: 0 0 6px var(--green);
  animation: cta-particle 0.7s cubic-bezier(0.18, 0.7, 0.3, 1) forwards;
  z-index: 5;
}
@keyframes cta-particle {
  0%   { opacity: 1; transform: translate(-50%, -50%) scale(1); }
  100% { opacity: 0; transform: translate(calc(-50% + var(--tx, 0)), calc(-50% + var(--ty, 0))) scale(0.4); }
}
@media (prefers-reduced-motion: reduce) {
  .cta-particle { display: none; }
}

.btn-primary {
  background: var(--green);
  color: #0a0a0a;
  border-color: var(--green);
  /* Subtle resting depth — feels weighted */
  box-shadow: 0 1px 0 color-mix(in oklch, var(--green) 60%, #000) inset,
              0 2px 8px color-mix(in oklch, var(--green) 20%, transparent);
}
.btn-primary:hover {
  background: var(--green-hover);
  border-color: var(--green-hover);
  /* Green halo on hover — restrained, no cursor-follow gimmick */
  box-shadow: 0 1px 0 color-mix(in oklch, var(--green) 60%, #000) inset,
              0 0 0 4px color-mix(in oklch, var(--green) 14%, transparent),
              0 6px 20px color-mix(in oklch, var(--green) 35%, transparent);
  transform: translateY(-1px);
}
.btn-primary:active {
  box-shadow: 0 1px 0 color-mix(in oklch, var(--green) 60%, #000) inset,
              0 0 0 2px color-mix(in oklch, var(--green) 18%, transparent);
}
@media (prefers-reduced-motion: reduce) {
  .btn, .btn:hover, .btn:active { transform: none; transition: background 0.15s ease, color 0.15s ease; }
}

.btn-ghost {
  background: transparent;
  color: var(--ink);
  border-color: var(--line);
  font-family: var(--f-plakat);
  text-transform: uppercase;
}
.btn-ghost:hover {
  border-color: var(--ink);
  background: color-mix(in oklch, var(--ink) 4%, transparent);
}

/* Doc / legal “back” links — compact but not nav-sized */
.btn.btn-compact:not(.nav-cta),
button.btn.btn-compact:not(.nav-cta),
a.btn.btn-compact:not(.nav-cta) {
  min-height: 44px;
  padding: 0 18px;
  font-size: 12px;
  letter-spacing: 0.08em;
}

/* Header START CLEANING — tight pill (production decleanup.net scale) */
button.btn.btn-primary.nav-cta,
.btn-primary.nav-cta.btn {
  min-height: 36px;
  height: 36px;
  padding: 0 14px;
  font-family: var(--f-plakat);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.1em;
  line-height: 1;
  border-radius: 6px;
  box-shadow: 0 1px 0 color-mix(in oklch, var(--green) 55%, #000) inset;
}
button.btn.btn-primary.nav-cta:hover,
.btn-primary.nav-cta.btn:hover {
  transform: none;
  box-shadow: 0 1px 0 color-mix(in oklch, var(--green) 55%, #000) inset,
              0 0 0 3px color-mix(in oklch, var(--green) 12%, transparent);
}
button.btn.btn-primary.nav-cta:active,
.btn-primary.nav-cta.btn:active {
  transform: translateY(1px) scale(0.99);
}

.btn-mono,
.btn-primary.btn-mono,
.btn-ghost.btn-mono {
  font-family: var(--f-plakat);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-size: 12px;
}

/* ------- Highlight — multi-line safe.
   Was 22% yellow on dark = too dim ("bleak"). Now green at 38%, on-brand and
   visible. Kraft theme keeps a darker amber for cream-bg contrast. ------- */
.hl {
  background: linear-gradient(180deg,
    transparent 62%,
    color-mix(in oklch, var(--green) 38%, transparent) 62%);
  padding: 0 0.05em;
  box-decoration-break: clone;
  -webkit-box-decoration-break: clone;
}
[data-palette="kraft"] .hl {
  background: linear-gradient(180deg,
    transparent 62%,
    color-mix(in oklch, var(--green) 28%, transparent) 62%);
}
.hl-strong {
  background: var(--green);
  color: #0a0a0a;
  padding: 0.05em 0.12em;
  box-decoration-break: clone;
  -webkit-box-decoration-break: clone;
}

/* ------- Glossary term tooltip (item 01, 02) ------- */
.term {
  position: relative;
  display: inline-flex;
  align-items: center;
  gap: 5px;
  cursor: help;
  border-bottom: 1px dotted currentColor;
  padding-bottom: 1px;
  text-decoration: none;
  color: inherit;
}
.term-q {
  display: inline-grid;
  place-items: center;
  width: 15px; height: 15px;
  border: 1px solid color-mix(in oklch, currentColor 40%, transparent);
  border-radius: 50%;
  font-family: var(--f-mono);
  font-weight: 700;
  font-size: 9px;
  color: color-mix(in oklch, currentColor 78%, transparent);
  line-height: 1;
  flex-shrink: 0;
  /* lift the badge off the term's dotted underline so it reads as a button, not a glyph on the line */
  position: relative;
  top: -0.28em;
  text-indent: 0;
  text-transform: none;
}
.term-tip {
  position: absolute;
  left: 0;
  top: calc(100% + 10px);
  width: 280px;
  background: var(--bg-elev);
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: 12px 14px;
  font-family: var(--f-sans);
  font-weight: 400;
  font-size: 12.5px;
  line-height: 1.5;
  text-transform: none;
  letter-spacing: 0;
  color: var(--ink);
  box-shadow: 0 12px 32px rgba(0, 0, 0, 0.4);
  z-index: 50;
  opacity: 0;
  pointer-events: none;
  transform: translateY(-4px);
  transition: opacity 0.15s ease, transform 0.15s ease;
}
.term-tip::before {
  content: "";
  position: absolute;
  top: -5px; left: 18px;
  width: 8px; height: 8px;
  background: var(--bg-elev);
  border-left: 1px solid var(--line);
  border-top: 1px solid var(--line);
  transform: rotate(45deg);
}
.term-tip-head {
  display: block;
  font-family: var(--f-mono);
  font-size: 10px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--green);
  margin-bottom: 6px;
}
/* The inline tip is a desktop hover preview only (pointer-events:none — purely visual).
   Touch / click everywhere opens the modal popover instead (see Term in primitives.jsx). */
@media (hover: hover) {
  .term:hover .term-tip {
    opacity: 1;
    transform: translateY(0);
  }
}
/* Touch devices never show the hover preview (they get the modal on tap) — drop it
   from layout entirely so it can't sit off-screen as a clipped, invisible box. */
@media (hover: none) {
  .term-tip { display: none; }
}
.term-tip.tip-right { left: auto; right: 0; }
.term-tip.tip-right::before { left: auto; right: 18px; }
.term-tip.tip-up { top: auto; bottom: calc(100% + 10px); }
.term-tip.tip-up::before { top: auto; bottom: -5px; transform: rotate(225deg); }

/* ------- Chain pill (item 10) ------- */
.chain-pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 5px 12px;
  border: 1px solid var(--line);
  border-radius: 999px;
  font-family: var(--f-mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink);
  background: color-mix(in oklch, var(--bg-elev) 50%, transparent);
}
.chain-pill img {
  height: 24px;
  width: auto;
  display: block;
}
.chain-pill.base {
  border-color: color-mix(in oklch, var(--base-blue) 60%, transparent);
  background: color-mix(in oklch, var(--base-blue) 14%, transparent);
}
.chain-pill.celo {
  border-color: color-mix(in oklch, var(--celo-yellow) 60%, transparent);
  background: color-mix(in oklch, var(--celo-yellow) 12%, transparent);
}

/* ------- Image utilities ------- */
.photo {
  position: relative;
  overflow: hidden;
  background: var(--bg-elev);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}
/* Subtle film grain — softer, no mix-blend-mode (was creating a stacking context
   that repainted on every scroll frame). Just a low-opacity noise overlay. */
.photo.grainy::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  opacity: 0.08;
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='160' height='160'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2' stitchTiles='stitch'/><feColorMatrix values='0 0 0 0 1 0 0 0 0 1 0 0 0 0 1 0 0 0 0.55 0'/></filter><rect width='100%25' height='100%25' filter='url(%23n)'/></svg>");
  background-size: 160px 160px;
}
[data-palette="kraft"] .photo.grainy::after {
  opacity: 0.06;
}
.photo img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.photo .photo-meta {
  position: absolute;
  left: 12px;
  bottom: 12px;
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
}
.photo .corner-tag {
  position: absolute;
  top: 12px;
  left: 12px;
  font-family: var(--f-mono);
  font-size: 10px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  background: rgba(0, 0, 0, 0.7);
  color: #fff;
  padding: 4px 8px;
  border-radius: 4px;
  border: 1px solid rgba(255, 255, 255, 0.15);
}

/* Photo intensity tweak */
:root[data-photo="grit"] .photo img {
  filter: contrast(1.08) saturate(0.85) brightness(0.92);
}
:root[data-photo="duotone"] .photo img {
  filter: grayscale(1) contrast(1.1) brightness(0.9);
  mix-blend-mode: screen;
}
:root[data-photo="duotone"] .photo { background: var(--green); }

/* ------- Cards ------- */
.card {
  background: var(--bg-elev);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 28px;
  transition: border-color 0.2s ease, transform 0.2s ease;
}
.card:hover { border-color: color-mix(in oklch, var(--ink) 25%, transparent); }

/* ------- Numbers / ticker ------- */
.figure-num {
  font-family: var(--f-plakat);
  font-size: clamp(56px, 8vw, 96px);
  line-height: 0.85;
  letter-spacing: 0;
}

/* Split-flap counter — airport-board feel for KPIs.
   A single character cell vertically scrolls a column of digits.
   The Splitflap React component sets --target per cell. */
.splitflap {
  display: inline-flex;
  gap: 2px;
  font-family: var(--f-plakat);
  font-weight: 700;
  font-size: inherit;
  line-height: 0.9;
  letter-spacing: -0.02em;
}
.splitflap-cell {
  position: relative;
  display: inline-block;
  width: 0.62em;
  height: 1em;
  overflow: hidden;
  vertical-align: top;
  /* Subtle inset shadow so it reads as a physical flap, not flat text */
  background: linear-gradient(180deg,
    color-mix(in oklch, var(--bg-elev) 60%, transparent) 0%,
    transparent 12%,
    transparent 88%,
    color-mix(in oklch, #000 30%, transparent) 100%);
  border-radius: 3px;
}
.splitflap-cell.static {
  background: none;
  width: auto;
  min-width: 0.4em;
  padding: 0 0.05em;
  height: 1em;
  line-height: 1;
  display: inline-flex;
  align-items: center;
}
.splitflap-strip {
  display: flex;
  flex-direction: column;
  transform: translateY(calc(var(--target, 0) * -1em));
  transition: transform 1.2s cubic-bezier(0.22, 1, 0.36, 1);
}
.splitflap-strip > span {
  height: 1em;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}
/* The accent + and other static glyphs (like the green '+' after a count) */
.splitflap-accent { color: var(--green); }

@media (prefers-reduced-motion: reduce) {
  .splitflap-strip { transition: none; }
}

/* ------- Misc ------- */
.divider {
  height: 1px;
  background: var(--line);
  width: 100%;
}
.divider-strong {
  height: 1px;
  background: var(--ink);
  opacity: 0.4;
}

/* ------- Built On grid (new section) ------- */
.builton-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
  border-top: 1px solid var(--line);
  border-left: 1px solid var(--line);
}
.builton-cell {
  aspect-ratio: 1.3 / 1;
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  padding: 20px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  text-decoration: none;
  color: var(--ink);
  background: var(--bg);
  transition: background 0.15s ease, border-color 0.15s ease;
}
.builton-cell:hover {
  background: var(--bg-elev);
}
.builton-logo {
  flex: 1;
  display: grid;
  place-items: center;
  min-height: 60px;
}
.builton-logo img {
  max-width: 80%;
  max-height: 56px;
  object-fit: contain;
  /* Theme-aware silhouette: dark theme = white, kraft theme = black. Source SVGs must have transparent BG. */
  filter: brightness(0) invert(1) opacity(0.85);
  transition: filter 0.2s ease, opacity 0.2s ease;
}
.builton-cell:hover .builton-logo img {
  filter: brightness(0) invert(1) opacity(1);
}
[data-palette="kraft"] .builton-logo img {
  filter: brightness(0) opacity(0.85);
}
[data-palette="kraft"] .builton-cell:hover .builton-logo img {
  filter: brightness(0) opacity(1);
}

/* Theme-switched logos (e.g. Reown): two files, native fills, no brightness filter.
   Used when a logo's SVG uses layered color fills that the brightness/invert filter
   cannot flatten into a readable silhouette. */
.builton-logo img.logo-themed { filter: none; opacity: 0.95; }
.builton-cell:hover .builton-logo img.logo-themed { opacity: 1; }
.logo-themed-dark { display: block; }
.logo-themed-kraft { display: none; }
[data-palette="kraft"] .logo-themed-dark { display: none; }
[data-palette="kraft"] .logo-themed-kraft { display: block; }

/* Backers strip — same theme-aware treatment. */
.backers-grid img {
  filter: brightness(0) invert(1) opacity(0.95);
  transition: filter 0.2s ease, opacity 0.2s ease;
}
.backers-grid a:hover img {
  filter: brightness(0) invert(1) opacity(1);
}
[data-palette="kraft"] .backers-grid img {
  filter: brightness(0) opacity(0.95);
}
[data-palette="kraft"] .backers-grid a:hover img {
  filter: brightness(0) opacity(1);
}
.builton-placeholder {
  display: grid;
  place-items: center;
  width: 100%;
  min-height: 56px;
  background:
    repeating-linear-gradient(
      135deg,
      transparent 0 6px,
      rgba(255, 255, 255, 0.04) 6px 7px
    );
  border: 1px dashed var(--line);
  border-radius: 4px;
  font-family: var(--f-mono);
  font-size: 10px;
  color: var(--ink-faint);
  letter-spacing: 0.1em;
  text-transform: uppercase;
}
.builton-name {
  font-family: var(--f-sans);
  font-weight: 600;
  font-size: 13px;
  color: var(--ink);
  margin-top: 12px;
}
.builton-role {
  font-family: var(--f-mono);
  font-size: 10px;
  color: var(--ink-faint);
  letter-spacing: 0.04em;
  margin-top: 2px;
  line-height: 1.45;
}

@keyframes marq {
  from { transform: translateX(0); }
  to   { transform: translateX(-50%); }
}
.marquee {
  display: flex;
  width: max-content;
  animation: marq 60s linear infinite;
  gap: 48px;
  user-select: none;
  -webkit-user-select: none;
  will-change: transform;
}
.marquee-wrap {
  overflow: hidden;
  max-width: 100%;
  touch-action: pan-y; /* allow vertical scroll, horizontal drag is ours */
  cursor: grab;
}
.marquee-wrap.marquee-dragging { cursor: grabbing; }
.marquee-wrap.marquee-dragging .marquee { transition: none; }
@media (prefers-reduced-motion: reduce) {
  .marquee { animation: none; }
  .marquee-wrap { cursor: default; }
}

/* ===== Network sites — official striped world map backdrop + card grid ===== */
.sites-section { position: relative; overflow: hidden; }
.sites-map-bg {
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 78%;
  background-repeat: no-repeat;
  background-position: center top;
  background-size: contain;
  opacity: 0.22;
  pointer-events: none;
  z-index: 0;
  -webkit-mask-image: linear-gradient(180deg, #000 55%, transparent 100%);
          mask-image: linear-gradient(180deg, #000 55%, transparent 100%);
}
[data-palette="kraft"] .sites-map-bg { opacity: 0.16; filter: invert(1) hue-rotate(120deg); }
.sites-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 14px;
  margin-top: 12px;
}
.site-card {
  background: var(--bg-elev);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 22px;
  display: flex;
  flex-direction: column;
  gap: 24px;
  transition: border-color 0.2s ease, transform 0.2s ease;
  position: relative;
  overflow: hidden;
}
.site-card::before {
  /* Subtle green corner-glow — quietly reinforces brand without screaming */
  content: "";
  position: absolute;
  top: 0; left: 0;
  width: 70%;
  height: 70%;
  background: radial-gradient(circle at top left,
    color-mix(in oklch, var(--green) 18%, transparent) 0%,
    transparent 70%);
  pointer-events: none;
  opacity: 0.6;
  transition: opacity 0.2s ease;
}
.site-card:hover {
  border-color: color-mix(in oklch, var(--green) 50%, transparent);
  transform: translateY(-2px);
}
.site-card:hover::before { opacity: 1; }
.site-card-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  position: relative;
  z-index: 1;
}
.site-pulse {
  position: relative;
  width: 12px;
  height: 12px;
  display: inline-block;
}
.site-pulse-dot {
  position: absolute;
  inset: 3px;
  border-radius: 50%;
  background: var(--green);
  box-shadow: 0 0 8px var(--green);
}
.site-pulse-ring {
  position: absolute;
  inset: 0;
  border-radius: 50%;
  border: 1px solid var(--green);
  transform-origin: center;
  animation: sitePulse 2.4s cubic-bezier(0.2, 0.7, 0.2, 1) infinite;
}
@keyframes sitePulse {
  0%   { transform: scale(0.6); opacity: 1; }
  100% { transform: scale(2.4); opacity: 0; }
}
.site-card-body {
  position: relative;
  z-index: 1;
}
.site-city {
  font-size: clamp(28px, 2.6vw, 36px);
  letter-spacing: -0.02em;
  line-height: 1;
  color: var(--ink);
}
.site-country {
  font-family: var(--f-sans);
  font-size: 13px;
  color: var(--ink-mute);
  margin-top: 6px;
  letter-spacing: 0.01em;
}
.site-card-foot {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 10px;
  padding-top: 14px;
  border-top: 1px solid var(--line-soft);
  position: relative;
  z-index: 1;
}
.site-partner {
  font-size: 11px;
  color: var(--ink-mute);
  letter-spacing: 0.04em;
}
.site-events {
  font-size: 11px;
  color: var(--green);
  letter-spacing: 0.04em;
}
@media (prefers-reduced-motion: reduce) {
  .site-pulse-ring { animation: none; opacity: 0.4; }
  .site-card:hover { transform: none; }
}
@media (prefers-reduced-motion: reduce) {
  .cleanup-dot-ring { animation: none; opacity: 0.4; }
}

/* Live dot pulse */
@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.4; transform: scale(0.8); }
}
.live-dot {
  width: 8px; height: 8px; border-radius: 50%;
  background: var(--green);
  animation: pulse 1.6s ease-in-out infinite;
  display: inline-block;
}

/* Nav logo (official bag+leaf icon). Subtle hover + click 'pop' easter egg. */
.logo-icon {
  flex-shrink: 0;
  transition: transform 0.2s cubic-bezier(0.34, 1.56, 0.64, 1), filter 0.2s ease;
}
.logo-icon:hover {
  transform: scale(1.08) rotate(-3deg);
  filter: drop-shadow(0 0 8px color-mix(in oklch, var(--green) 50%, transparent));
}
.logo-icon-pop {
  animation: logo-icon-pop 0.6s cubic-bezier(0.34, 1.56, 0.64, 1);
}
@keyframes logo-icon-pop {
  0%   { transform: scale(1) rotate(0deg); }
  40%  { transform: scale(1.25) rotate(-10deg); filter: drop-shadow(0 0 12px var(--green)); }
  70%  { transform: scale(0.95) rotate(6deg); }
  100% { transform: scale(1) rotate(0deg); }
}
@media (prefers-reduced-motion: reduce) {
  .logo-icon, .logo-icon:hover, .logo-icon-pop { animation: none; transform: none; }
}

/* Live REC timestamp — field-camera personality on hero photo */
.rec-stamp {
  position: absolute;
  z-index: 3;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 10px;
  background: rgba(0, 0, 0, 0.62);
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: 6px;
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  color: #fff;
  font-family: var(--f-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
}
.rec-chip {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 2px 6px;
  background: #E22222;
  border-radius: 3px;
  font-weight: 700;
  font-size: 10px;
  letter-spacing: 0.12em;
}
.rec-dot {
  width: 6px; height: 6px;
  border-radius: 50%;
  background: #fff;
  animation: rec-pulse 1.1s ease-in-out infinite;
}
@keyframes rec-pulse {
  0%, 100% { opacity: 1; transform: scale(1); box-shadow: 0 0 0 0 rgba(255,255,255,0.6); }
  50%      { opacity: 0.55; transform: scale(0.85); box-shadow: 0 0 0 4px rgba(255,255,255,0); }
}
.rec-time {
  font-variant-numeric: tabular-nums;
  letter-spacing: 0.08em;
  color: rgba(255, 255, 255, 0.92);
}
@media (prefers-reduced-motion: reduce) {
  .rec-dot { animation: none; }
}

/* ------- Reveal animation ------- */
@keyframes rise {
  from { opacity: 0; transform: translateY(16px); }
  to   { opacity: 1; transform: translateY(0); }
}
.rise { animation: rise 0.8s cubic-bezier(0.2, 0.7, 0.2, 1) both; }

/* ===== Scanline reveal — headings appear like a developing photograph.
   A thin green scanline sweeps left→right; the text behind it resolves.
   Apply class .scan-in; JS adds .scanning when intersecting (once).
   FAIL-SAFE: if JS is disabled, opacity fallback makes text visible after 2s. ===== */
.scan-in {
  position: relative;
  clip-path: inset(0 100% 0 0);
  -webkit-clip-path: inset(0 100% 0 0);
  will-change: clip-path;
  /* JS-disabled fallback — element becomes visible after 2s via animation */
  animation: scan-in-fallback 0s linear 2.5s forwards;
}
@keyframes scan-in-fallback {
  to { clip-path: inset(0 0 0 0); -webkit-clip-path: inset(0 0 0 0); }
}
.scan-in.scanning {
  animation: scan-reveal 1.2s cubic-bezier(0.7, 0, 0.2, 1) forwards;
}
.scan-in.scanning::after {
  /* The traveling scanline itself */
  content: "";
  position: absolute;
  top: -4%;
  bottom: -4%;
  width: 3px;
  background: linear-gradient(180deg,
    transparent 0%,
    var(--green) 18%,
    color-mix(in oklch, var(--green) 60%, white) 50%,
    var(--green) 82%,
    transparent 100%);
  box-shadow: 0 0 16px var(--green),
              0 0 36px color-mix(in oklch, var(--green) 60%, transparent);
  animation: scan-line 1.2s cubic-bezier(0.7, 0, 0.2, 1) forwards;
  pointer-events: none;
  z-index: 2;
  mix-blend-mode: screen;
}
[data-palette="kraft"] .scan-in.scanning::after {
  mix-blend-mode: multiply;
  background: linear-gradient(180deg,
    transparent 0%,
    color-mix(in oklch, var(--green) 80%, #000) 18%,
    color-mix(in oklch, var(--green) 90%, #000) 50%,
    color-mix(in oklch, var(--green) 80%, #000) 82%,
    transparent 100%);
}
@keyframes scan-reveal {
  0%   { clip-path: inset(0 100% 0 0); -webkit-clip-path: inset(0 100% 0 0); }
  100% { clip-path: inset(0 0 0 0);    -webkit-clip-path: inset(0 0 0 0); }
}
@keyframes scan-line {
  0%   { left: -1%;  opacity: 0; }
  10%  { opacity: 1; }
  95%  { opacity: 1; }
  100% { left: 101%; opacity: 0; }
}
@media (prefers-reduced-motion: reduce) {
  .scan-in { clip-path: none; -webkit-clip-path: none; }
  .scan-in.scanning { animation: none; }
  .scan-in.scanning::after { display: none; }
}

/* ------- Nav ------- */
.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 50;
  /* Reduced backdrop blur radius — was 10px (expensive on every scroll frame on
     Retina Mac/Safari). 6px is still premium-feeling. Solid-er bg compensates. */
  backdrop-filter: blur(6px) saturate(120%);
  -webkit-backdrop-filter: blur(6px) saturate(120%);
  background: color-mix(in oklch, var(--bg) 92%, transparent);
  border-bottom: 1px solid var(--line-soft);
  transform: translateZ(0);
}
.nav-inner {
  max-width: 1400px;
  margin: 0 auto;
  padding: 14px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}
.nav-links {
  display: flex;
  align-items: center;
  gap: 28px;
}
.nav-link {
  color: var(--ink-mute);
  text-decoration: none;
  font-family: var(--f-mono);
  font-size: 12px;
  font-weight: 400;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  transition: color 0.15s ease;
}
.nav-link:hover { color: var(--ink); }

/* Footer links — match the mono button-link treatment (cofounder feedback) */
.footer-link {
  font-family: var(--f-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink-mute);
  text-decoration: none;
  transition: color 0.15s ease;
}
.footer-link:hover { color: var(--green); }

/* Brand logo — official wordmark image on dark theme; adaptive text fallback on kraft */
.brand-lockup .logo-wordmark { display: block; }
.brand-lockup .logo-wordmark-text { display: none; }
:root[data-palette="kraft"] .brand-lockup .logo-wordmark { display: none; }
:root[data-palette="kraft"] .brand-lockup .logo-wordmark-text { display: inline; }

/* ------- Footer ------- */
footer.site-footer {
  border-top: 1px solid var(--line-soft);
  padding: 80px 0 40px;
  background: var(--bg);
}

/* ------- Scrollbar ------- */
::-webkit-scrollbar { width: 10px; height: 10px; }
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb { background: color-mix(in oklch, var(--ink) 18%, transparent); border-radius: 5px; }
::-webkit-scrollbar-thumb:hover { background: color-mix(in oklch, var(--ink) 30%, transparent); }

/* ------- Responsive ------- */
@media (max-width: 1024px) {
  .hero-grid,
  .dmrv-grid,
  .how-grid,
  .eco-grid,
  .total-grid,
  .problem-grid,
  .case-grid,
  .footer-grid {
    grid-template-columns: 1fr !important;
    gap: 32px !important;
  }
  .problem-grid > div:nth-child(2) { transform: rotate(90deg); }
  .total-grid > div:first-child { position: static !important; }
  .builton-grid { grid-template-columns: repeat(4, 1fr); }
}

/* Nav CTA shortening on narrow screens */
.nav-cta-short { display: none; }
@media (max-width: 480px) {
  .nav-cta-full { display: none; }
  .nav-cta-short { display: inline; }
}

/* Hamburger button — hidden on desktop, visible <=860px */
.nav-hamburger {
  display: none;
  width: 44px;
  height: 44px;
  background: transparent;
  border: 1px solid var(--line);
  border-radius: 8px;
  cursor: pointer;
  align-items: center;
  justify-content: center;
  color: var(--ink);
  transition: border-color 0.15s ease;
}
.nav-hamburger:hover { border-color: var(--ink); }
.hamburger-icon {
  position: relative;
  width: 18px;
  height: 14px;
}
.hamburger-icon span {
  position: absolute;
  left: 0;
  right: 0;
  height: 2px;
  background: currentColor;
  border-radius: 1px;
  transform-origin: center;
  transition: transform 0.25s ease, opacity 0.2s ease, top 0.25s ease;
}
.hamburger-icon span:nth-child(1) { top: 0; }
.hamburger-icon span:nth-child(2) { top: 6px; }
.hamburger-icon span:nth-child(3) { top: 12px; }
.hamburger-icon.open span:nth-child(1) { top: 6px; transform: rotate(45deg); }
.hamburger-icon.open span:nth-child(2) { opacity: 0; }
.hamburger-icon.open span:nth-child(3) { top: 6px; transform: rotate(-45deg); }

/* Mobile slide-down panel */
.nav-mobile-panel {
  display: none;
  position: fixed;
  top: 53px;
  left: 0;
  right: 0;
  background: var(--bg);
  border-bottom: 1px solid var(--line);
  z-index: 49;
  max-height: calc(100dvh - 53px);
  overflow-y: auto;
  transform: translateY(-12px);
  opacity: 0;
  /* When closed the panel is invisible (opacity:0) but stays display:block for the
     slide animation — it MUST NOT capture taps, or its hidden #anchor links sit on top
     of the hero and hijack clicks (tapping a glossary "?" hit a menu link → page jump). */
  pointer-events: none;
  transition: transform 0.25s cubic-bezier(0.2, 0.7, 0.2, 1), opacity 0.2s ease;
  padding-bottom: env(safe-area-inset-bottom, 0);
}
.nav-mobile-panel.open {
  transform: translateY(0);
  opacity: 1;
  pointer-events: auto;
}
.nav-mobile-inner {
  padding: 16px 24px 8px;
  display: flex;
  flex-direction: column;
  gap: 2px;
}
.nav-mobile-link {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 56px;
  padding: 0 4px;
  font-family: var(--f-sans);
  font-weight: 500;
  font-size: 18px;
  color: var(--ink);
  text-decoration: none;
  border-bottom: 1px solid var(--line-soft);
  transition: color 0.15s ease, padding-left 0.2s ease;
}
.nav-mobile-link:last-child { border-bottom: none; }
.nav-mobile-link:hover, .nav-mobile-link:focus-visible {
  color: var(--green);
  padding-left: 8px;
}
.nav-mobile-divider {
  height: 1px;
  background: var(--line);
  margin: 12px 0;
}
.nav-mobile-foot {
  padding: 12px 24px 20px;
  border-top: 1px solid var(--line-soft);
}
.nav-scrim {
  position: fixed;
  inset: 53px 0 0;
  background: color-mix(in oklch, var(--bg) 60%, transparent);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  z-index: 48;
  animation: navScrimIn 0.2s ease both;
}
@keyframes navScrimIn { from { opacity: 0; } to { opacity: 1; } }

/* Crawler / no-JS fallback — hidden once React adds .js-enabled on <html> */
html.js-enabled #static-fallback { display: none !important; }

@media (max-width: 860px) {
  .nav-hamburger { display: inline-flex; }
  .nav-mobile-panel { display: block; }
  .nav-links { display: none; }
  .nav-links.compact { display: flex; gap: 16px; }
  /* Declutter the bar: the START CTA lives in the hamburger panel + hero, so it
     doesn't need to compete for space here. Removing it guarantees the hamburger
     stays on-screen instead of being pushed past the right edge. */
  .nav-cta { display: none; }
  .nav-inner { gap: 12px; padding: 12px 16px; }
  .collage {
    grid-template-columns: 1fr !important;
  }
  .collage > * {
    grid-column: span 1 !important;
    grid-row: auto !important;
    min-height: 260px !important;
  }
  .closing-strip { grid-template-columns: repeat(2, 1fr) !important; }
  .backers-grid { grid-template-columns: repeat(2, 1fr) !important; }
  .backers-grid > a { border-right: 1px solid var(--line) !important; border-bottom: 1px solid var(--line) !important; }
  .sdg-grid { grid-template-columns: repeat(2, 1fr) !important; }
  .builton-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 640px) {
  .container, .wide { padding: 0 16px; }
}

/* Modal backdrop */
.modal-back {
  position: fixed; inset: 0;
  background: color-mix(in oklch, #000 70%, transparent);
  backdrop-filter: blur(8px);
  z-index: 100;
  display: flex; align-items: center; justify-content: center;
  padding: 24px;
  animation: rise 0.25s ease both;
}
.modal {
  background: var(--bg-elev);
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 28px;
  max-width: 460px;
  width: 100%;
}

/* Focus visible — green so it stays visible on yellow accent elements */
:focus-visible {
  outline: 2px solid var(--green);
  outline-offset: 3px;
  border-radius: 4px;
  box-shadow: 0 0 0 4px color-mix(in oklch, var(--green) 18%, transparent);
}