/* RecycleMeter. Green and white, card-based, subtle shadows. No external assets. */

:root {
  color-scheme: light;
  --bg: #f4f7f3;
  --bg-2: #eaf1eb;
  --surface: #ffffff;
  --surface-2: #f8fbf8;
  --ink: #0d1f15;
  --ink-2: #3a4d42;
  --ink-3: #536559;
  --line: #dfe8e1;
  --line-2: #c9d6cc;
  --green-900: #0b3a23;
  --green-800: #0f4d2f;
  --green-700: #146a40;
  --green-600: #1c7f4d;
  --green-400: #4fb37c;
  --green-100: #e2f2e7;
  --green-50: #f0f8f2;
  --on-green: #ffffff;
  --virgin: #8a9a90;
  --track: #e3ebe5;
  --danger: #b3261e;
  --focus: #1c7f4d;
  --shadow-sm: 0 1px 2px rgba(13, 40, 24, 0.06);
  --shadow: 0 1px 2px rgba(13, 40, 24, 0.05), 0 6px 20px -6px rgba(13, 40, 24, 0.10);
  --shadow-lg: 0 2px 4px rgba(13, 40, 24, 0.04), 0 18px 40px -12px rgba(13, 40, 24, 0.16);

  --sans: "SF Pro Text", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --display: "SF Pro Display", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --mono: ui-monospace, "SF Mono", Menlo, Consolas, monospace;

  --gutter: clamp(1rem, 4vw, 2rem);
  --maxw: 74rem;
  --r: 16px;
  --r-sm: 10px;
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    color-scheme: dark;
    --bg: #0b1410;
    --bg-2: #0f1b15;
    --surface: #121e18;
    --surface-2: #15231c;
    --ink: #e8f0ea;
    --ink-2: #b2c2b7;
    --ink-3: #93a59a;
    --line: #22332a;
    --line-2: #2f4437;
    --green-900: #c9ecd6;
    --green-800: #a9e0bf;
    --green-700: #7fd0a2;
    --green-600: #6cc795;
    --green-400: #4fb37c;
    --green-100: #173326;
    --green-50: #13261d;
    --on-green: #07140d;
    --virgin: #6f8278;
    --track: #213128;
    --danger: #ff8a80;
    --focus: #7fd0a2;
    --shadow-sm: none;
    --shadow: 0 0 0 1px var(--line);
    --shadow-lg: 0 0 0 1px var(--line);
  }
}

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; scroll-padding-top: 5rem; }
body { margin: 0; background: var(--bg); color: var(--ink); font: 400 1rem/1.6 var(--sans); -webkit-font-smoothing: antialiased; }
img, svg { max-width: 100%; }
a { color: var(--green-700); text-underline-offset: 0.2em; text-decoration-thickness: 1px; }
a:hover { text-decoration-thickness: 2px; }
:focus-visible { outline: 2px solid var(--focus); outline-offset: 2px; border-radius: 4px; }
::selection { background: var(--green-100); color: var(--ink); }
.wrap { width: 100%; max-width: var(--maxw); margin-inline: auto; padding-inline: var(--gutter); }
.skip { position: absolute; left: -999px; top: 0; z-index: 99; background: var(--ink); color: var(--bg); padding: .6rem 1rem; }
.skip:focus { left: 1rem; top: 1rem; }
.visually-hidden { position: absolute !important; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
.icon { width: 1.25rem; height: 1.25rem; flex: none; stroke: currentColor; fill: none; stroke-width: 1.6; stroke-linecap: round; stroke-linejoin: round; }

/* ---------- header ---------- */
.topbar {
  position: sticky; top: env(safe-area-inset-top, 0px); z-index: 20;
  background: color-mix(in srgb, var(--bg) 88%, transparent);
  backdrop-filter: saturate(1.4) blur(10px); -webkit-backdrop-filter: saturate(1.4) blur(10px);
  border-bottom: 1px solid var(--line);
}
.topbar .wrap { display: flex; align-items: center; gap: .75rem 2rem; min-height: 4rem; flex-wrap: wrap; padding-block: .5rem; }
.brand { display: inline-flex; align-items: center; gap: .6rem; text-decoration: none; color: var(--ink); margin-right: auto; }
.brand svg { width: 2.1rem; height: 2.1rem; }
.brand b { font: 700 1.2rem/1 var(--display); letter-spacing: -0.02em; }
.brand b span { color: var(--green-700); }
.nav { display: flex; gap: .25rem; overflow-x: auto; scrollbar-width: none; }
.nav::-webkit-scrollbar { display: none; }
.nav a { white-space: nowrap; padding: .5rem .8rem; border-radius: 999px; color: var(--ink-2); text-decoration: none; font-size: .92rem; font-weight: 500; }
.nav a:hover { background: var(--green-50); color: var(--ink); }
.nav a[aria-current] { background: var(--green-100); color: var(--green-800); }
.menu-btn { display: none; align-items: center; gap: .45rem; min-height: 2.6rem; padding: 0 .85rem; border: 1px solid var(--line-2); border-radius: 999px; background: var(--surface); color: var(--ink); font: 600 .9rem var(--sans); cursor: pointer; }
@media (max-width: 44rem) {
  .menu-btn { display: inline-flex; }
  .nav { display: none; width: 100%; flex-direction: column; gap: .15rem; padding: .25rem 0 .5rem; }
  .topbar.open .nav { display: flex; }
  .nav a { padding: .75rem .9rem; border-radius: var(--r-sm); font-size: 1rem; }
}

/* ---------- type ---------- */
h1, h2, h3 { font-family: var(--display); color: var(--ink); margin: 0; letter-spacing: -0.025em; line-height: 1.12; }
h1 { font-size: clamp(2.1rem, 1.3rem + 3.2vw, 3.4rem); font-weight: 750; }
h2 { font-size: clamp(1.6rem, 1.2rem + 1.5vw, 2.25rem); font-weight: 720; }
h3 { font-size: 1.12rem; font-weight: 650; letter-spacing: -0.01em; }
p { margin: 0 0 1rem; }
.kicker { display: inline-flex; align-items: center; gap: .5rem; font: 600 .78rem/1.2 var(--sans); letter-spacing: .08em; text-transform: uppercase; color: var(--green-700); margin: 0 0 .9rem; }
.kicker::before { content: ""; width: 1.25rem; height: 2px; background: currentColor; border-radius: 2px; }
.lede { font-size: clamp(1.02rem, .95rem + .35vw, 1.18rem); color: var(--ink-2); max-width: 38rem; }
.muted { color: var(--ink-3); }
.small { font-size: .875rem; }
.num { font-variant-numeric: tabular-nums; }

/* ---------- sections ---------- */
section { padding-block: clamp(3rem, 7vw, 5.5rem); }
.section-head { max-width: 44rem; margin-bottom: clamp(1.75rem, 4vw, 2.75rem); }
.section-head h2 { margin-bottom: .75rem; }
.alt { background: var(--surface); border-block: 1px solid var(--line); }
.card { background: var(--surface); border: 1px solid var(--line); border-radius: var(--r); box-shadow: var(--shadow); }

/* ---------- hero + calculator ---------- */
.hero { padding-block: clamp(2rem, 5vw, 3.75rem) clamp(2.5rem, 6vw, 4rem); background:
  radial-gradient(60rem 26rem at 85% -10%, var(--green-100), transparent 70%), var(--bg); }
.hero-intro { max-width: 44rem; margin-bottom: clamp(1.5rem, 4vw, 2.5rem); }
.hero-intro h1 { margin-bottom: 1rem; }
.calc-grid { display: grid; grid-template-columns: minmax(0, 5fr) minmax(0, 6fr); gap: 1.25rem; align-items: stretch; }
@media (max-width: 60rem) { .calc-grid { grid-template-columns: minmax(0, 1fr); } }

.calc { padding: clamp(1.25rem, 3vw, 1.9rem); }
.card-head { display: flex; align-items: center; justify-content: space-between; gap: 1rem; margin-bottom: 1.4rem; }
.card-head h2 { font-size: 1.15rem; letter-spacing: -0.01em; }
.step { font: 600 .72rem/1 var(--mono); color: var(--ink-3); background: var(--bg-2); padding: .35rem .5rem; border-radius: 6px; }

.field { margin: 0 0 1.25rem; padding: 0; border: 0; min-width: 0; }
.field > label, .field > legend { display: block; padding: 0; font-weight: 600; font-size: .9rem; margin-bottom: .5rem; color: var(--ink); }
.hint { margin: .45rem 0 0; font-size: .82rem; color: var(--ink-3); line-height: 1.45; }

.select { position: relative; }
.select select {
  appearance: none; width: 100%; min-height: 3.1rem; padding: .7rem 2.6rem .7rem .95rem; font: 600 1.02rem/1.2 var(--sans);
  color: var(--ink); background: var(--surface); border: 1px solid var(--line-2); border-radius: var(--r-sm); box-shadow: var(--shadow-sm); cursor: pointer;
}
.select select:hover { border-color: var(--green-400); }
.select select:focus { border-color: var(--green-600); outline: 3px solid color-mix(in srgb, var(--green-400) 35%, transparent); outline-offset: 0; }
.select::after { content: ""; position: absolute; right: 1.1rem; top: 50%; width: .5rem; height: .5rem; border-right: 2px solid var(--ink-2); border-bottom: 2px solid var(--ink-2); transform: translateY(-70%) rotate(45deg); pointer-events: none; }

.weight { display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: .6rem; }
input[type="text"] {
  width: 100%; min-height: 3.1rem; padding: .7rem .95rem; font: 600 1.15rem/1.2 var(--sans); font-variant-numeric: tabular-nums;
  color: var(--ink); background: var(--surface); border: 1px solid var(--line-2); border-radius: var(--r-sm); box-shadow: var(--shadow-sm);
}
input[type="text"]::placeholder { color: var(--ink-3); font-weight: 400; }
input[type="text"]:hover { border-color: var(--green-400); }
input[type="text"]:focus { border-color: var(--green-600); outline: 3px solid color-mix(in srgb, var(--green-400) 35%, transparent); outline-offset: 0; }
input[aria-invalid="true"] { border-color: var(--danger); }

.toggle { display: inline-flex; padding: 3px; gap: 3px; background: var(--bg-2); border: 1px solid var(--line); border-radius: var(--r-sm); }
.toggle label { position: relative; }
.toggle input { position: absolute; inset: 0; opacity: 0; margin: 0; cursor: pointer; }
.toggle span { display: flex; align-items: center; justify-content: center; min-width: 3rem; min-height: 2.75rem; padding: 0 .9rem; border-radius: 7px; font-weight: 600; font-size: .92rem; color: var(--ink-2); }
.toggle input:checked + span { background: var(--surface); color: var(--green-800); box-shadow: var(--shadow-sm), 0 0 0 1px var(--line); }
.toggle input:focus-visible + span { outline: 2px solid var(--focus); outline-offset: 1px; }
.toggle.wide { display: flex; }
.toggle.wide label { flex: 1; }

.errors { list-style: none; margin: .5rem 0 0; padding: 0; color: var(--danger); font-size: .85rem; font-weight: 500; }
.errors:empty { display: none; }

.btn { display: inline-flex; align-items: center; justify-content: center; gap: .55rem; min-height: 3rem; padding: .7rem 1.35rem; border-radius: var(--r-sm); border: 1px solid transparent; font: 650 .98rem/1 var(--sans); text-decoration: none; cursor: pointer; transition: background .15s, box-shadow .15s, transform .05s; }
.btn:active { transform: translateY(1px); }
.btn-primary { background: var(--green-700); color: var(--on-green); box-shadow: 0 1px 0 rgba(255,255,255,.15) inset, 0 6px 16px -6px color-mix(in srgb, var(--green-700) 60%, transparent); }
.btn-primary:hover { background: var(--green-800); }
.btn-ghost { background: var(--surface); color: var(--green-800); border-color: var(--line-2); }
.btn-ghost:hover { border-color: var(--green-600); background: var(--green-50); }
.btn[aria-disabled="true"] { opacity: .5; cursor: not-allowed; box-shadow: none; }
.btn.block { width: 100%; }
.actions { display: flex; flex-wrap: wrap; gap: .6rem; align-items: center; }

/* ---------- meter ---------- */
.meter { padding: clamp(1.25rem, 3vw, 1.9rem); display: flex; flex-direction: column; }
.gauge { position: relative; width: 100%; max-width: 30rem; margin: .25rem auto 0; }
.gauge svg { display: block; width: 100%; height: auto; overflow: visible; }
.gauge .track { stroke: var(--track); }
.gauge .fill { stroke: var(--green-600); transition: stroke-dasharray .9s cubic-bezier(.2,.7,.2,1); }
.gauge .tick { stroke: var(--line-2); stroke-width: 1.5; }
.gauge .tick-label { font: 500 10.5px var(--sans); fill: var(--ink-3); }
.gauge .needle { transition: transform .9s cubic-bezier(.2,.7,.2,1); transform-origin: 160px 168px; }
.gauge .needle line { stroke: var(--ink); stroke-width: 2.5; stroke-linecap: round; }
.gauge .hub { fill: var(--ink); }
.gauge .hub-ring { fill: var(--surface); stroke: var(--ink); stroke-width: 2.5; }
.gauge-scale { text-align: center; font-size: .72rem; color: var(--ink-3); margin: .35rem 0 .9rem; }
.readout { text-align: center; }
.readout .label { font-size: .82rem; font-weight: 600; letter-spacing: .06em; text-transform: uppercase; color: var(--ink-3); }
.readout .value { display: flex; justify-content: center; align-items: baseline; gap: .45rem; flex-wrap: wrap; margin: .2rem 0 .1rem; }
.readout .value b { font: 780 clamp(2.6rem, 1.8rem + 3.6vw, 3.9rem)/1 var(--display); letter-spacing: -0.04em; font-variant-numeric: tabular-nums; color: var(--ink); }
.readout .value span { font-weight: 600; color: var(--ink-2); }
.readout .context { color: var(--ink-2); font-size: .95rem; margin: .35rem auto 0; max-width: 28rem; }
.annual { margin: 1rem auto 0; padding: .7rem 1rem; background: var(--green-50); border: 1px solid var(--green-100); border-radius: var(--r-sm); font-size: .92rem; color: var(--ink-2); text-align: center; max-width: 28rem; }
.annual b { color: var(--green-800); font-variant-numeric: tabular-nums; }
.is-empty .readout .value b { color: var(--ink-3); }
.meter-foot { margin-top: auto; padding-top: 1.25rem; display: flex; flex-wrap: wrap; gap: .6rem; justify-content: center; }
@media (prefers-reduced-motion: reduce) { .gauge .fill, .gauge .needle { transition: none; } html { scroll-behavior: auto; } }

/* ---------- equivalency dashboard ---------- */
.dash { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 1.25rem; margin-top: 1.25rem; }
@media (max-width: 52rem) { .dash { grid-template-columns: minmax(0, 1fr); } }
.metric { padding: 1.35rem 1.4rem 1.25rem; display: grid; grid-template-columns: auto 1fr; gap: .25rem 1rem; align-items: start; }
.metric .badge { grid-row: span 3; width: 3rem; height: 3rem; border-radius: 12px; display: grid; place-items: center; background: var(--green-50); color: var(--green-700); border: 1px solid var(--green-100); }
.metric .badge .icon { width: 1.55rem; height: 1.55rem; }
.metric .n { font: 760 clamp(1.7rem, 1.3rem + 1.2vw, 2.15rem)/1.1 var(--display); letter-spacing: -0.03em; font-variant-numeric: tabular-nums; }
.metric .what { font-weight: 600; color: var(--ink); font-size: .95rem; }
.metric .how { font-size: .8rem; color: var(--ink-3); line-height: 1.4; }

.compare { margin-top: 1.25rem; padding: 1.35rem 1.4rem; }
.compare-head { display: flex; justify-content: space-between; align-items: baseline; gap: .5rem 1rem; flex-wrap: wrap; margin-bottom: 1rem; }
.bars { display: grid; gap: .8rem; }
.bar-row { display: grid; grid-template-columns: 8.5rem minmax(0, 1fr) 7.5rem; gap: .9rem; align-items: center; font-size: .9rem; }
@media (max-width: 40rem) { .bar-row { grid-template-columns: minmax(0, 1fr) auto; } .bar-row .bar { grid-column: 1 / -1; grid-row: 2; } }
.bar { height: .85rem; background: var(--track); border-radius: 999px; overflow: hidden; }
.bar i { display: block; height: 100%; border-radius: 999px; transition: width .8s cubic-bezier(.2,.7,.2,1); }
.bar .v { background: var(--virgin); }
.bar .r { background: var(--green-600); }
.bar-row .val { text-align: right; font-variant-numeric: tabular-nums; font-weight: 600; }
.bar-row.saving { padding-top: .8rem; border-top: 1px dashed var(--line-2); font-weight: 600; color: var(--green-800); }
.note { font-size: .8rem; color: var(--ink-3); margin: .9rem 0 0; }

/* ---------- how it works ---------- */
.steps { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 1.25rem; counter-reset: s; margin-bottom: 1.25rem; }
@media (max-width: 52rem) { .steps { grid-template-columns: minmax(0, 1fr); } }
.steps li { list-style: none; padding: 1.4rem; counter-increment: s; }
.steps li::before { content: counter(s, decimal-leading-zero); display: block; font: 600 .8rem var(--mono); color: var(--green-700); margin-bottom: .9rem; }
.steps h3 { margin-bottom: .45rem; }
.steps p { margin: 0; color: var(--ink-2); font-size: .94rem; }
.steps-list { margin: 0; padding: 0; }

.formula { padding: clamp(1.25rem, 3vw, 1.75rem); margin-bottom: 1.25rem; }
.formula-eq { display: flex; flex-wrap: wrap; align-items: center; gap: .55rem .7rem; font: 600 clamp(1rem, .9rem + .5vw, 1.2rem)/1.4 var(--sans); margin: .5rem 0 1rem; }
.formula-eq .term { padding: .4rem .7rem; border-radius: 8px; background: var(--bg-2); border: 1px solid var(--line); }
.formula-eq .term.key { background: var(--green-50); border-color: var(--green-100); color: var(--green-800); }
.formula-eq .op { color: var(--ink-3); font-weight: 500; }

.two { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 1.25rem; }
@media (max-width: 60rem) { .two { grid-template-columns: minmax(0, 1fr); } }
.table-card { padding: 1.35rem 1.4rem; }
.table-card h3 { margin-bottom: .9rem; }
.scroll-x { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; font-size: .9rem; }
th, td { text-align: left; padding: .65rem .5rem .65rem 0; border-bottom: 1px solid var(--line); vertical-align: top; }
thead th { font-size: .74rem; font-weight: 650; letter-spacing: .05em; text-transform: uppercase; color: var(--ink-3); border-bottom-color: var(--line-2); }
td.r, th.r { text-align: right; padding-right: 0; padding-left: .75rem; font-variant-numeric: tabular-nums; white-space: nowrap; }
tbody tr:last-child td, tbody tr:last-child th { border-bottom: 0; }
td.key { color: var(--green-800); font-weight: 700; }

details.assume { margin-top: 1.25rem; padding: 0; overflow: hidden; }
details.assume summary { list-style: none; cursor: pointer; padding: 1.1rem 1.4rem; display: flex; justify-content: space-between; align-items: center; gap: 1rem; font-weight: 650; }
details.assume summary::-webkit-details-marker { display: none; }
details.assume summary::after { content: ""; width: .55rem; height: .55rem; border-right: 2px solid var(--ink-2); border-bottom: 2px solid var(--ink-2); transform: rotate(45deg); transition: transform .2s; margin-right: .25rem; }
details.assume[open] summary::after { transform: rotate(-135deg); }
details.assume .body { padding: 0 1.4rem 1.25rem; color: var(--ink-2); font-size: .94rem; }
details.assume ul { margin: 0; padding-left: 1.2rem; }
details.assume li { margin-bottom: .45rem; }

/* ---------- impact reports ---------- */
.reports { display: grid; grid-template-columns: minmax(0, 5fr) minmax(0, 6fr); gap: clamp(1.5rem, 5vw, 4rem); align-items: center; }
@media (max-width: 60rem) { .reports { grid-template-columns: minmax(0, 1fr); } }
.checks { list-style: none; padding: 0; margin: 0 0 1.5rem; display: grid; gap: .7rem; }
.checks li { display: grid; grid-template-columns: auto 1fr; gap: .7rem; align-items: start; color: var(--ink-2); }
.checks .icon { color: var(--green-700); margin-top: .15rem; }
.sheet { padding: clamp(1.25rem, 3vw, 1.75rem); box-shadow: var(--shadow-lg); position: relative; }
.sheet::before { content: ""; position: absolute; inset: 10px -10px -10px 10px; z-index: -1; border-radius: var(--r); background: var(--surface); border: 1px solid var(--line); }
.sheet-top { display: flex; justify-content: space-between; align-items: flex-start; gap: 1rem; padding-bottom: 1rem; border-bottom: 1px solid var(--line); margin-bottom: 1rem; }
.sheet-top .brand-sm { display: flex; align-items: center; gap: .45rem; font-weight: 700; }
.sheet-top .brand-sm svg { width: 1.5rem; height: 1.5rem; }
.sheet-ref { font: 500 .75rem/1.5 var(--mono); color: var(--ink-3); text-align: right; }
.sheet-big { font: 760 2.1rem/1 var(--display); letter-spacing: -0.03em; margin: .3rem 0 1rem; }
.sheet-big span { font-size: 1rem; font-weight: 600; color: var(--ink-2); letter-spacing: 0; }
.sheet-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: .6rem; }
.sheet-grid div { background: var(--bg-2); border-radius: 8px; padding: .6rem .7rem; font-size: .78rem; color: var(--ink-3); }
.sheet-grid b { display: block; font-size: 1rem; color: var(--ink); font-variant-numeric: tabular-nums; }
.sheet-lines { margin-top: 1rem; display: grid; gap: .45rem; }
.sheet-lines i { display: block; height: .5rem; border-radius: 4px; background: var(--bg-2); }
.sheet-lines i:nth-child(2) { width: 82%; } .sheet-lines i:nth-child(3) { width: 64%; }
.sample-tag { position: absolute; top: -0.7rem; right: 1.2rem; background: var(--ink); color: var(--bg); font: 600 .68rem/1 var(--sans); letter-spacing: .08em; text-transform: uppercase; padding: .35rem .55rem; border-radius: 6px; }

/* ---------- about ---------- */
.about { display: grid; grid-template-columns: minmax(0, 7fr) minmax(0, 4fr); gap: clamp(1.5rem, 5vw, 4rem); align-items: start; }
@media (max-width: 60rem) { .about { grid-template-columns: minmax(0, 1fr); } }
.about-text p { font-size: 1.05rem; color: var(--ink-2); }
.about-text > p:first-of-type { font-size: clamp(1.1rem, 1rem + .4vw, 1.3rem); color: var(--ink); font-weight: 500; line-height: 1.5; }
.offer { list-style: none; padding: 0; margin: 0; display: grid; gap: .6rem; }
.offer li { padding: 1rem 1.1rem; }
.offer b { display: block; margin-bottom: .15rem; }
.offer span { color: var(--ink-2); font-size: .92rem; }
.offer a { text-decoration: none; color: inherit; display: block; }
.offer a:hover b { color: var(--green-700); }

/* ---------- footer ---------- */
.footer { background: var(--green-900); color: #d6e7dc; padding-block: clamp(2.5rem, 6vw, 4rem) 1.5rem; }
.footer h2 { color: #ffffff; font-size: 1.3rem; margin-bottom: 1rem; }
.footer h3 { color: #ffffff; font-size: .95rem; margin: 1.25rem 0 .6rem; }
.footer p, .footer li { font-size: .9rem; line-height: 1.6; }
.footer ul { padding-left: 1.1rem; margin: 0; }
.footer li { margin-bottom: .55rem; }
.footer a { color: #ffffff; }
.footer-grid { display: grid; grid-template-columns: minmax(0, 7fr) minmax(0, 3fr); gap: 2rem clamp(2rem, 6vw, 5rem); }
@media (max-width: 52rem) { .footer-grid { grid-template-columns: minmax(0, 1fr); } }
.disclaimer { margin-top: 1.25rem; padding: .85rem 1rem; border: 1px solid rgba(255,255,255,.18); border-radius: var(--r-sm); font-size: .85rem; color: #d6e7dc; }
.footer .brand { color: #fff; margin: 0 0 .75rem; }
.footer .brand b span { color: #9fdcb9; }
.footer-bottom { margin-top: 2.5rem; padding-top: 1.25rem; border-top: 1px solid rgba(255,255,255,.14); display: flex; flex-wrap: wrap; justify-content: space-between; gap: .5rem 1.5rem; font-size: .8rem; color: #b9d2c2; }
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) .footer { background: #07100b; border-top: 1px solid var(--line); }
}

/* ---------- report page ---------- */
.report-wrap { padding-block: 1.5rem 4rem; }
.report-bar { display: flex; flex-wrap: wrap; gap: .6rem; align-items: center; margin-bottom: 1.25rem; }
.report { padding: clamp(1.25rem, 4vw, 2.75rem); }
.report-head { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 1rem 2rem; padding-bottom: 1.25rem; border-bottom: 2px solid var(--green-700); margin-bottom: 1.5rem; }
.report-head .brand { margin: 0 0 .75rem; }
.report-head h1 { font-size: clamp(1.5rem, 1.1rem + 1.6vw, 2.1rem); }
.ref { font: 500 .82rem/1.6 var(--mono); color: var(--ink-2); text-align: right; }
.ref b { display: block; color: var(--ink); font-size: 1rem; }
@media (max-width: 34rem) { .ref { text-align: left; } }
.report section { padding: 0; margin-bottom: 1.75rem; }
.report h2 { font-size: .8rem; font-weight: 700; letter-spacing: .08em; text-transform: uppercase; color: var(--green-700); margin-bottom: .75rem; }
.report-total { display: flex; align-items: baseline; gap: .5rem; flex-wrap: wrap; }
.report-total b { font: 780 clamp(2.4rem, 1.8rem + 2.6vw, 3.4rem)/1 var(--display); letter-spacing: -0.04em; font-variant-numeric: tabular-nums; }
.report .dash { margin-top: 0; }
.report .metric { box-shadow: none; }
.report-foot { border-top: 1px solid var(--line); padding-top: 1rem; font-size: .82rem; color: var(--ink-3); }
.report-foot ul { padding-left: 1.1rem; }
.fail { text-align: center; padding: 3rem 1rem; }

@media print {
  :root { --bg: #fff; --surface: #fff; --shadow: none; --shadow-lg: none; --shadow-sm: none; }
  .topbar, .footer, .report-bar, .skip { display: none !important; }
  body { background: #fff; font-size: 10.5pt; }
  .wrap { max-width: none; padding-inline: 0; }
  .report { border: 0; padding: 0; }
  .report section, .metric { break-inside: avoid; }
  .badge, .bar i { print-color-adjust: exact; -webkit-print-color-adjust: exact; }
  a { color: inherit; text-decoration: none; }
  @page { margin: 15mm; }
}

/* ---------- mechanical recycling scope: badge + tooltip, callout, footnote ---------- */
.label-row { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: .35rem .75rem; margin-bottom: .5rem; }
.label-row label { display: block; margin: 0; font-weight: 600; font-size: .9rem; color: var(--ink); }
.mech { position: relative; display: inline-flex; }
.mech-badge { display: inline-flex; align-items: center; gap: .35rem; background: #ecfdf5; border: 1px solid #a7f3d0; color: #065f46; font: 500 0.75rem/1.4 var(--sans); padding: 2px 8px; border-radius: 9999px; cursor: help; }
.mech-badge .icon { width: .85rem; height: .85rem; }
.mech-badge:hover, .mech.open .mech-badge { background: #d1fae5; }
.mech-tip { position: absolute; right: 0; top: calc(100% + 8px); z-index: 10; width: min(17rem, 78vw); padding: .7rem .85rem; border-radius: 10px; background: #0f172a; color: #f1f5f9; font-size: .8rem; line-height: 1.5; box-shadow: var(--shadow-lg); opacity: 0; visibility: hidden; transform: translateY(-4px); transition: opacity .15s, transform .15s, visibility .15s; }
.mech-tip::before { content: ""; position: absolute; right: 1.25rem; top: -5px; width: 10px; height: 10px; background: #0f172a; transform: rotate(45deg); }
.mech.align-left .mech-tip { left: 0; right: auto; }
.mech.align-left .mech-tip::before { left: 1.25rem; right: auto; }
.mech:not(.dismissed):hover .mech-tip, .mech:not(.dismissed) .mech-badge:focus-visible + .mech-tip, .mech.open .mech-tip { opacity: 1; visibility: visible; transform: none; }

.scope-callout { background: #f8fafc; border-left: 4px solid #10b981; border-radius: 6px; padding: 16px 20px; margin-bottom: 24px; }
.scope-callout h3 { font-weight: 600; color: #064e3b; margin-bottom: .45rem; font-size: 1.02rem; letter-spacing: -0.01em; }
.scope-callout p { margin: 0; font-size: 0.92rem; color: #334155; line-height: 1.6; }
.scope-callout strong { color: #064e3b; }
.assume-h { font-size: 1rem; margin: 0 0 .6rem; }

.results-footnote { font-size: 0.75rem; color: #64748b; margin: 16px 0 0; text-align: center; border-top: 1px solid #f1f5f9; padding-top: 12px; }

#contact { padding-block: clamp(2.5rem, 6vw, 4rem); }
.contact-inner { display: flex; flex-wrap: wrap; align-items: flex-end; justify-content: space-between; gap: 1.25rem 3rem; }
#contact h2 { margin-bottom: .6rem; }
.contact-email { margin: 0; font-size: clamp(1.05rem, .95rem + .5vw, 1.3rem); color: var(--ink-2); }
.contact-email a { font-weight: 700; color: var(--green-800); }

@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) .mech-badge { background: #12352a; border-color: #2b6b52; color: #b7f0d2; }
  :root:not([data-theme="light"]) .mech-badge:hover, :root:not([data-theme="light"]) .mech.open .mech-badge { background: #184536; }
  :root:not([data-theme="light"]) .mech-tip, :root:not([data-theme="light"]) .mech-tip::before { background: #e8f0ea; color: #0d1f15; }
  :root:not([data-theme="light"]) .scope-callout { background: #15231c; }
  :root:not([data-theme="light"]) .scope-callout h3, :root:not([data-theme="light"]) .scope-callout strong { color: #a9e0bf; }
  :root:not([data-theme="light"]) .scope-callout p { color: #c4d3c9; }
  :root:not([data-theme="light"]) .results-footnote { color: #93a59a; border-top-color: #22332a; }
}

/* ---------- about: tagline, vision, belief, disclaimer ---------- */
.about-tagline { margin: .25rem 0 0; font: 600 clamp(1.05rem, .95rem + .5vw, 1.3rem)/1.4 var(--display); letter-spacing: -0.01em; color: var(--green-700); }
.vision { margin-top: 2.25rem; padding-top: 1.75rem; border-top: 1px solid var(--line); }
.vision h3 { font-size: clamp(1.15rem, 1rem + .5vw, 1.4rem); margin-bottom: .9rem; }
.belief { margin: 1.5rem 0 0; padding: 1.1rem 1.35rem; border-left: 4px solid var(--green-600); background: var(--green-50); border-radius: 0 var(--r-sm) var(--r-sm) 0; }
.belief p { margin: 0; font: 600 clamp(1.02rem, .95rem + .35vw, 1.18rem)/1.5 var(--display); color: var(--ink); }
.about-disclaimer { margin: 2.5rem 0 0; padding-top: 1.25rem; border-top: 1px solid var(--line); font-size: .8rem; line-height: 1.55; color: var(--ink-3); max-width: 60rem; }
.about-disclaimer b { color: var(--ink-2); font-weight: 650; }