/* ============================================================
   Visual Reality — carbon.css (Carbon Footprint Calculator)
   Requires styles.css for the shared design system
   ============================================================ */

/* ---------- Page hero ---------- */
.cf-hero {
  position: relative;
  padding: clamp(5.5rem, 10vw, 8rem) 0 clamp(2.6rem, 5vw, 3.6rem);
  text-align: center;
  overflow: hidden;
}

.cf-hero h1 {
  max-width: 17ch;
  margin-inline: auto;
}

.cf-lead {
  max-width: 46rem;
  margin: 0 auto;
  font-size: 1.08rem;
}

.cf-hero-chips {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.6rem;
  margin: 1.6rem 0 1.9rem;
}

.cf-hero-chips li {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  padding: 0.42rem 0.95rem;
  border-radius: 999px;
  background: var(--surface);
  border: 1px solid var(--line);
  box-shadow: var(--shadow-sm);
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--ink-soft);
}

.cf-hero-chips svg {
  color: var(--brand);
  flex: none;
}

.cf-hero-cta {
  display: flex;
  justify-content: center;
  gap: 0.9rem;
  flex-wrap: wrap;
}

/* Drifting CO2 bubbles (decorative) */
.cf-bubbles {
  position: absolute;
  inset: 0;
  pointer-events: none;
  z-index: -1;
}

.cf-bubbles span {
  position: absolute;
  bottom: -90px;
  width: 46px;
  height: 46px;
  border-radius: 50%;
  background: radial-gradient(circle at 32% 30%, rgba(14, 166, 114, 0.16), rgba(13, 148, 136, 0.05) 62%, transparent 70%);
  border: 1.4px solid rgba(13, 148, 136, 0.18);
  animation: cf-float 13s linear infinite;
}

.cf-bubbles span:nth-child(1) { left: 6%;  width: 34px; height: 34px; animation-delay: 0s;   animation-duration: 14s; }
.cf-bubbles span:nth-child(2) { left: 18%; width: 20px; height: 20px; animation-delay: 3.4s; animation-duration: 11s; }
.cf-bubbles span:nth-child(3) { left: 38%; width: 52px; height: 52px; animation-delay: 1.2s; animation-duration: 16s; }
.cf-bubbles span:nth-child(4) { left: 60%; width: 26px; height: 26px; animation-delay: 5.2s; animation-duration: 12.5s; }
.cf-bubbles span:nth-child(5) { left: 78%; width: 42px; height: 42px; animation-delay: 2.4s; animation-duration: 15s; }
.cf-bubbles span:nth-child(6) { left: 92%; width: 18px; height: 18px; animation-delay: 6.6s; animation-duration: 10.5s; }

@keyframes cf-float {
  0%   { transform: translateY(0) scale(0.85); opacity: 0; }
  12%  { opacity: 1; }
  88%  { opacity: 1; }
  100% { transform: translateY(-56vh) scale(1.08); opacity: 0; }
}

/* ---------- Shared section head ---------- */
.cf-sec-head {
  max-width: 660px;
  margin: 0 auto clamp(2.2rem, 4.5vw, 3rem);
  text-align: center;
}

.cf-sec-head p {
  margin: 0;
  color: var(--ink-soft);
}

/* ---------- Lab grid ---------- */
.cf-lab {
  padding-top: clamp(2.4rem, 5vw, 3.4rem);
}

.cf-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 420px;
  gap: 1.6rem;
  align-items: start;
}

.cf-inputs {
  display: grid;
  gap: 1.3rem;
}

.cf-card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
  padding: 1.5rem 1.6rem 1.7rem;
  transition: box-shadow 0.25s ease, border-color 0.25s ease;
}

.cf-card:hover {
  box-shadow: var(--shadow-md);
}

.cf-card-title {
  display: flex;
  align-items: center;
  gap: 0.7rem;
  font-size: 1.08rem;
  margin: 0 0 0.4rem;
}

.cf-card-ico {
  display: grid;
  place-items: center;
  width: 40px;
  height: 40px;
  flex: none;
  border-radius: 13px;
  background: var(--mint);
  color: var(--brand-deep);
}

.cf-card-hint {
  margin-left: auto;
  font-family: var(--font-body);
  font-size: 0.74rem;
  font-weight: 500;
  letter-spacing: 0.02em;
  color: var(--muted);
  font-style: italic;
}

/* ---------- Controls ---------- */
.ctrl {
  margin-top: 1.25rem;
}

.ctrl-row {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 1rem;
  margin-bottom: 0.55rem;
}

.ctrl label,
.ctrl-label {
  font-size: 0.93rem;
  font-weight: 600;
  color: var(--ink);
}

.ctrl output {
  font-family: var(--font-head);
  font-size: 0.92rem;
  font-weight: 700;
  color: var(--brand-deep);
  font-variant-numeric: tabular-nums;
  white-space: nowrap;
}

input[type="range"] {
  -webkit-appearance: none;
  appearance: none;
  display: block;
  width: 100%;
  height: 8px;
  border-radius: 999px;
  background: linear-gradient(to right, var(--brand) var(--fill, 50%), #e4eee8 var(--fill, 50%));
  cursor: pointer;
  margin: 0;
}

input[type="range"]::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: #ffffff;
  border: 3.4px solid var(--brand);
  box-shadow: 0 2px 8px rgba(11, 31, 22, 0.22);
  transition: transform 0.15s ease, border-color 0.15s ease;
}

input[type="range"]::-webkit-slider-thumb:hover {
  transform: scale(1.14);
}

input[type="range"]::-moz-range-thumb {
  width: 15px;
  height: 15px;
  border-radius: 50%;
  background: #ffffff;
  border: 3.4px solid var(--brand);
  box-shadow: 0 2px 8px rgba(11, 31, 22, 0.22);
  transition: transform 0.15s ease;
}

input[type="range"]::-moz-range-thumb:hover {
  transform: scale(1.14);
}

input[type="range"]::-moz-range-track {
  height: 8px;
  border-radius: 999px;
  background: linear-gradient(to right, var(--brand) var(--fill, 50%), #e4eee8 var(--fill, 50%));
}

.ctrl-split {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1.2rem;
}

.ctrl-split > label,
.ctrl-split > .ctrl-label {
  flex: 1 1 auto;
}

.select-wrap {
  position: relative;
  flex: 0 0 auto;
  min-width: 200px;
}

.select-wrap select {
  width: 100%;
  font: inherit;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--ink);
  padding: 0.6rem 2.4rem 0.6rem 0.95rem;
  border: 1.4px solid var(--line);
  border-radius: 12px;
  background: #ffffff;
  cursor: pointer;
  appearance: none;
  -webkit-appearance: none;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.select-wrap select:hover {
  border-color: var(--teal);
}

.select-wrap select:focus-visible {
  border-color: var(--brand);
  box-shadow: 0 0 0 4px rgba(14, 159, 110, 0.16);
  outline: none;
}

.select-wrap > svg {
  position: absolute;
  right: 0.8rem;
  top: 50%;
  transform: translateY(-50%);
  color: var(--muted);
  pointer-events: none;
}

/* Radio pill groups */
.pill-group {
  position: relative;
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: 0.6rem;
}

.pill-group input {
  position: absolute;
  opacity: 0;
  width: 1px;
  height: 1px;
  pointer-events: none;
}

.pill-group label {
  display: inline-block;
  padding: 0.44rem 0.9rem;
  border-radius: 999px;
  border: 1.4px solid var(--line);
  background: #ffffff;
  font-size: 0.84rem;
  font-weight: 600;
  color: var(--ink-soft);
  cursor: pointer;
  transition: border-color 0.2s ease, background 0.2s ease, color 0.2s ease, transform 0.2s ease;
}

.pill-group label:hover {
  border-color: var(--teal);
  color: var(--brand-deep);
  transform: translateY(-1px);
}

.pill-group input:checked + label {
  background: var(--grad);
  border-color: transparent;
  color: #ffffff;
  box-shadow: 0 6px 16px rgba(13, 148, 136, 0.28);
}

.pill-group input:focus-visible + label {
  outline: 3px solid rgba(14, 159, 110, 0.45);
  outline-offset: 2px;
}

/* Toggle switches */
.switch-ctrl {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1.2rem;
  margin-top: 1.3rem;
  padding: 0.85rem 1rem;
  border-radius: 14px;
  background: var(--mint);
  cursor: pointer;
  transition: background 0.2s ease;
}

.switch-ctrl:hover {
  background: #dcefe4;
}

.switch-copy strong {
  display: block;
  font-size: 0.92rem;
  color: var(--ink);
}

.switch-copy small {
  display: block;
  font-size: 0.76rem;
  color: var(--muted);
  margin-top: 0.1rem;
}

.switch {
  position: relative;
  flex: none;
  display: inline-flex;
}

.switch input {
  position: absolute;
  opacity: 0;
  width: 100%;
  height: 100%;
  margin: 0;
  cursor: pointer;
}

.switch-ui {
  display: block;
  width: 48px;
  height: 27px;
  border-radius: 999px;
  background: #cddcd3;
  border: 1.4px solid rgba(11, 31, 22, 0.08);
  transition: background 0.25s ease;
}

.switch-ui::after {
  content: "";
  position: absolute;
  top: 3.5px;
  left: 4px;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: #ffffff;
  box-shadow: 0 2px 5px rgba(11, 31, 22, 0.25);
  transition: transform 0.25s cubic-bezier(0.34, 1.4, 0.64, 1);
}

.switch input:checked + .switch-ui {
  background: var(--grad);
  border-color: transparent;
}

.switch input:checked + .switch-ui::after {
  transform: translateX(20px);
}

.switch input:focus-visible + .switch-ui {
  outline: 3px solid rgba(14, 159, 110, 0.45);
  outline-offset: 2px;
}

/* Stepper */
.stepper {
  display: inline-flex;
  align-items: center;
  border: 1.4px solid var(--line);
  border-radius: 12px;
  background: #ffffff;
  overflow: hidden;
}

.stepper button {
  width: 38px;
  height: 38px;
  border: 0;
  background: #ffffff;
  color: var(--brand-deep);
  font-size: 1.15rem;
  font-weight: 700;
  line-height: 1;
  transition: background 0.2s ease, color 0.2s ease;
}

.stepper button:hover {
  background: var(--mint);
}

.stepper button:active {
  background: #d5ede0;
}

.stepper output {
  min-width: 2.4rem;
  text-align: center;
  font-family: var(--font-head);
  font-size: 1.02rem;
  font-weight: 700;
  color: var(--ink);
  border-inline: 1px solid var(--line);
  padding: 0.45rem 0;
  font-variant-numeric: tabular-nums;
}

.ctrl-note {
  margin: 0.55rem 0 0;
  font-size: 0.78rem;
  color: var(--muted);
}

.ctrl-note sub {
  font-size: 0.62rem;
}

.cf-form-note {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin: 0.2rem 0 0;
  font-size: 0.84rem;
  color: var(--muted);
}

.cf-form-note svg {
  color: var(--brand);
  flex: none;
}

/* ---------- Dashboard ---------- */
.cf-dash {
  position: sticky;
  top: 96px;
  display: grid;
  gap: 1.2rem;
}

.cf-dash-card {
  background: var(--surface);
  border: 1px solid rgba(14, 159, 110, 0.2);
  border-radius: 22px;
  box-shadow: var(--shadow-md);
  padding: 1.5rem 1.5rem 1.7rem;
}

.cf-nojs {
  margin: 0 0 1rem;
  padding: 0.9rem 1rem;
  border-radius: 12px;
  background: #fdf0ef;
  border: 1px solid #f2c1bc;
  color: var(--danger);
  font-size: 0.88rem;
}

.cf-dash-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 0.6rem;
}

.cf-dash-head h3 {
  margin: 0;
  font-size: 1.05rem;
}

.cf-live {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.26rem 0.75rem;
  border-radius: 999px;
  background: var(--mint);
  color: var(--brand-deep);
  font-size: 0.74rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.cf-live-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--brand);
  animation: cf-pulse 1.8s ease-in-out infinite;
}

@keyframes cf-pulse {
  0%, 100% { box-shadow: 0 0 0 0 rgba(14, 159, 110, 0.45); }
  55%      { box-shadow: 0 0 0 6px rgba(14, 159, 110, 0); }
}

/* Gauge */
.cf-gauge-wrap {
  position: relative;
  margin-top: 0.4rem;
}

.cf-gauge-wrap svg {
  display: block;
  width: 100%;
  height: auto;
}

.gauge-track,
.gauge-fill {
  fill: none;
  stroke-linecap: round;
  stroke-width: 15;
}

.gauge-track {
  stroke: #e9f2ec;
}

.gauge-fill {
  stroke: url(#cfGaugeGrad);
  stroke-dasharray: 0 100;
  transition: stroke-dasharray 0.9s cubic-bezier(0.22, 0.9, 0.35, 1), stroke 0.5s ease;
}

/* Rating-colored gauge variants (set on #cf-gauge-wrap) */
.r-champion .gauge-fill { stroke: #0e9f6e; }
.r-path .gauge-fill     { stroke: #0d9488; }
.r-average .gauge-fill  { stroke: #d97706; }
.r-high .gauge-fill     { stroke: #ea580c; }
.r-extreme .gauge-fill  { stroke: #b42318; }

.gauge-mark {
  fill: #ffffff;
  stroke-width: 2.4;
}

.gauge-mark-halo {
  fill-opacity: 0.16;
  stroke: none;
}

.cf-gauge-read {
  position: absolute;
  left: 50%;
  bottom: 2px;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
}

.cf-total {
  font-family: var(--font-head);
  font-size: clamp(2.4rem, 5.5vw, 3.1rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  color: var(--ink);
  line-height: 1;
  font-variant-numeric: tabular-nums;
}

.cf-total-unit {
  margin-top: 0.3rem;
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  color: var(--muted);
}

.cf-total-unit sub {
  font-size: 0.6rem;
}

.cf-gauge-legend {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 0.4rem 1.5rem;
  margin: 0.5rem 0 0;
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--muted);
}

.cf-gauge-legend span {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
}

.dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  display: inline-block;
}

.dot-paris {
  background: #ffffff;
  border: 2.6px solid #0d9488;
}

.dot-world {
  background: #ffffff;
  border: 2.6px solid #0b1f16;
}

/* Rating badge */
.cf-rating {
  margin: 0.9rem 0 0;
  text-align: center;
}

.cf-badge {
  display: inline-block;
  padding: 0.42rem 1.05rem;
  border-radius: 999px;
  background: #94a3b8;
  color: #ffffff;
  font-size: 0.86rem;
  font-weight: 700;
  letter-spacing: 0.01em;
  transition: background 0.4s ease;
}

.cf-badge.r-champion { background: #0e9f6e; }
.cf-badge.r-path     { background: #0d9488; }
.cf-badge.r-average  { background: #d97706; }
.cf-badge.r-high     { background: #ea580c; }
.cf-badge.r-extreme  { background: #b42318; }

.cf-badge-note {
  display: block;
  margin-top: 0.45rem;
  font-size: 0.82rem;
  color: var(--muted);
}

.cf-hr {
  border: 0;
  border-top: 1px dashed #d7e5dc;
  margin: 1.35rem 0;
}

/* ---------- Donut + legend ---------- */
.cf-donut-grid {
  display: grid;
  grid-template-columns: 158px minmax(0, 1fr);
  gap: 1.1rem;
  align-items: center;
}

.cf-donut-box {
  position: relative;
  width: 158px;
}

.cf-donut-box svg {
  display: block;
  width: 100%;
  height: auto;
}

.donut-track {
  fill: none;
  stroke: #eef5f0;
  stroke-width: 17;
}

.donut-seg {
  fill: none;
  stroke-width: 26;
  stroke-dasharray: 0 100;
  transition: stroke-dasharray 0.85s cubic-bezier(0.22, 0.9, 0.35, 1), stroke-dashoffset 0.85s cubic-bezier(0.22, 0.9, 0.35, 1), stroke-width 0.2s ease;
  cursor: pointer;
}

.donut-seg:hover,
.donut-seg:focus-visible {
  stroke-width: 31;
  outline: none;
}

.seg-transport { stroke: #0ea672; }
.seg-home      { stroke: #0d9488; }
.seg-food      { stroke: #65a30d; }
.seg-stuff     { stroke: #f59e0b; }

.donut-center {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  pointer-events: none;
  padding: 0 18px;
}

.donut-center strong {
  font-family: var(--font-head);
  font-size: 1.28rem;
  font-weight: 800;
  color: var(--ink);
  letter-spacing: -0.02em;
  font-variant-numeric: tabular-nums;
  line-height: 1.1;
}

.donut-center span {
  font-size: 0.7rem;
  font-weight: 600;
  color: var(--muted);
  margin-top: 0.15rem;
}

.cf-legend {
  display: grid;
  gap: 0.35rem;
}

.cf-legend li {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.34rem 0.55rem;
  border-radius: 10px;
  transition: background 0.2s ease;
  cursor: default;
}

.cf-legend li.hl {
  background: var(--mint);
}

.lg-dot {
  width: 12px;
  height: 12px;
  border-radius: 4px;
  flex: none;
}

.lg-transport .lg-dot { background: #0ea672; }
.lg-home .lg-dot      { background: #0d9488; }
.lg-food .lg-dot      { background: #65a30d; }
.lg-stuff .lg-dot     { background: #f59e0b; }

.cf-legend strong {
  display: block;
  font-size: 0.86rem;
  color: var(--ink);
  line-height: 1.25;
}

.cf-legend span {
  display: block;
  font-size: 0.76rem;
  color: var(--muted);
  font-variant-numeric: tabular-nums;
}

/* ---------- Equivalents ---------- */
.cf-equiv-title {
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.09em;
  text-transform: uppercase;
  color: var(--muted);
  margin: 0 0 0.75rem;
}

.cf-equiv {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.7rem;
}

.cf-equiv li {
  display: grid;
  grid-template-columns: auto 1fr;
  grid-template-rows: auto auto;
  column-gap: 0.55rem;
  align-items: center;
  padding: 0.75rem 0.8rem;
  border-radius: 14px;
  background: var(--mint);
}

.eq-ico {
  grid-column: 1;
  grid-row: 1 / span 2;
  align-self: start;
  margin-top: 0.1rem;
  color: var(--brand-deep);
}

.cf-equiv strong {
  grid-column: 2;
  font-family: var(--font-head);
  font-size: 1.12rem;
  font-weight: 800;
  color: var(--ink);
  font-variant-numeric: tabular-nums;
  line-height: 1.15;
}

.cf-equiv li > span:not(.eq-ico) {
  grid-column: 2;
  font-size: 0.72rem;
  line-height: 1.35;
  color: var(--muted);
}

/* ---------- Methodology ---------- */
.cf-method {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 16px;
  box-shadow: var(--shadow-sm);
  overflow: hidden;
}

.cf-method summary {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  padding: 1rem 1.25rem;
  font-size: 0.92rem;
  font-weight: 700;
  color: var(--brand-deep);
  cursor: pointer;
  list-style: none;
}

.cf-method summary::-webkit-details-marker {
  display: none;
}

.cf-method summary::after {
  content: "";
  width: 9px;
  height: 9px;
  flex: none;
  border-right: 2.2px solid currentColor;
  border-bottom: 2.2px solid currentColor;
  transform: rotate(45deg);
  transition: transform 0.25s ease;
  margin-right: 0.35rem;
}

.cf-method[open] summary::after {
  transform: rotate(225deg);
}

.cf-method-body {
  padding: 0 1.25rem 1.25rem;
  font-size: 0.86rem;
}

.cf-method-body p {
  margin: 0 0 0.7rem;
}

.cf-method-body ul {
  display: grid;
  gap: 0.45rem;
  padding-left: 1.05rem;
  list-style: disc;
  color: var(--ink-soft);
}

.cf-method-body li::marker {
  color: var(--teal);
}

.cf-method-body strong {
  color: var(--ink);
}

/* ---------- Comparison ---------- */
.cf-compare {
  padding-top: clamp(3.4rem, 7vw, 5.4rem);
}

.cf-compare-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 300px;
  gap: 1.6rem;
  align-items: stretch;
}

.cf-bars {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 20px;
  box-shadow: var(--shadow-sm);
  padding: 1.6rem 1.7rem;
  display: grid;
  gap: 1.05rem;
}

.cbar-head {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 1rem;
}

.cbar-name {
  font-size: 0.86rem;
  font-weight: 600;
  color: var(--ink-soft);
}

.cbar-val {
  font-family: var(--font-head);
  font-size: 0.88rem;
  font-weight: 700;
  color: var(--ink);
  font-variant-numeric: tabular-nums;
  white-space: nowrap;
}

.cbar-track {
  height: 14px;
  border-radius: 999px;
  background: #eef4f0;
  overflow: hidden;
  margin-top: 0.38rem;
}

.cbar-fill {
  height: 100%;
  width: 0;
  border-radius: inherit;
  transition: width 1s cubic-bezier(0.22, 0.9, 0.35, 1);
}

.cbar-fill.is-you  { background: var(--grad); box-shadow: 0 0 12px rgba(14, 166, 114, 0.4); }
.cbar-fill.c-paris { background: #0d9488; }
.cbar-fill.c-world { background: #a8c3b5; }
.cbar-fill.c-eu    { background: #93b5a6; }
.cbar-fill.c-china { background: #7ea796; }
.cbar-fill.c-usa   { background: #699a87; }

.cf-bars.in .cbar-fill {
  width: var(--w, 0%);
}

.cbar-you .cbar-name {
  font-weight: 800;
  color: var(--brand-deep);
}

.cbar-you .cbar-val {
  color: var(--brand-deep);
}

.cf-earths {
  position: relative;
  overflow: hidden;
  background: linear-gradient(150deg, #eafaf1 0%, #dff3f0 100%);
  border: 1px solid rgba(13, 148, 136, 0.25);
  border-radius: 20px;
  box-shadow: var(--shadow-sm);
  padding: 1.7rem 1.5rem;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}

.earths-globe {
  width: 76px;
  color: var(--teal);
  margin-bottom: 0.7rem;
  animation: cf-drift 7s ease-in-out infinite;
}

@keyframes cf-drift {
  0%, 100% { transform: translateY(0); }
  50%      { transform: translateY(-7px); }
}

.earths-num-wrap {
  margin: 0;
  display: flex;
  align-items: baseline;
  gap: 0.5rem;
}

.earths-num-wrap strong {
  font-family: var(--font-head);
  font-size: 3rem;
  font-weight: 800;
  letter-spacing: -0.03em;
  color: var(--ink);
  line-height: 1;
  font-variant-numeric: tabular-nums;
}

.earths-word {
  font-size: 0.95rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--brand-deep);
}

.earths-copy {
  margin: 0.8rem 0 0;
  font-size: 0.87rem;
  color: var(--ink-soft);
  max-width: 21rem;
}

.cf-source {
  margin: 1.6rem auto 0;
  max-width: 46rem;
  text-align: center;
  font-size: 0.8rem;
  color: var(--muted);
}

.cf-source sub {
  font-size: 0.62rem;
}

/* ---------- Action plan ---------- */
.cf-plan {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 1.6rem;
  align-items: center;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 20px;
  box-shadow: var(--shadow-sm);
  padding: 1.5rem 1.7rem;
}

.plan-row {
  display: grid;
  grid-template-columns: 5.4rem minmax(0, 1fr) 4.6rem;
  align-items: center;
  gap: 0.9rem;
  margin: 0.55rem 0;
}

.plan-name {
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted);
}

.plan-row-after .plan-name {
  color: var(--teal);
}

.plan-track {
  height: 16px;
  border-radius: 999px;
  background: #eef4f0;
  overflow: hidden;
}

.plan-fill {
  height: 100%;
  width: 0;
  border-radius: inherit;
  background: var(--grad);
  transition: width 0.9s cubic-bezier(0.22, 0.9, 0.35, 1);
}

.plan-row-after .plan-fill {
  background: linear-gradient(90deg, #0d9488, #2dd4bf);
}

.plan-out {
  font-family: var(--font-head);
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--ink);
  text-align: right;
  font-variant-numeric: tabular-nums;
  white-space: nowrap;
}

.cf-plan-total {
  text-align: center;
  border-left: 1px dashed #d7e5dc;
  padding-left: 1.6rem;
  min-width: 170px;
}

.cf-plan-total strong {
  display: block;
  font-family: var(--font-head);
  font-size: 1.9rem;
  font-weight: 800;
  color: var(--brand-deep);
  letter-spacing: -0.02em;
  font-variant-numeric: tabular-nums;
  line-height: 1.1;
}

.cf-plan-total span {
  display: block;
  font-size: 0.8rem;
  color: var(--muted);
  margin-top: 0.2rem;
}

.cf-plan-total small {
  display: block;
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--teal);
  margin-top: 0.35rem;
}

/* Suggestion cards */
.cf-suggest-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.2rem;
  margin-top: 1.4rem;
}

.sug-card {
  display: flex;
  flex-direction: column;
  gap: 0.7rem;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 18px;
  box-shadow: var(--shadow-sm);
  padding: 1.25rem 1.3rem;
  transition: transform 0.25s ease, box-shadow 0.25s ease, border-color 0.25s ease;
}

.sug-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
  border-color: rgba(14, 159, 110, 0.35);
}

.sug-card.sug-enter {
  animation: sug-in 0.5s cubic-bezier(0.22, 0.9, 0.35, 1) both;
}

@keyframes sug-in {
  from { opacity: 0; transform: translateY(14px); }
  to   { opacity: 1; transform: translateY(0); }
}

.sug-head {
  display: flex;
  align-items: flex-start;
  gap: 0.8rem;
}

.sug-ico {
  display: grid;
  place-items: center;
  width: 42px;
  height: 42px;
  flex: none;
  border-radius: 13px;
  background: var(--mint);
  color: var(--brand-deep);
}

.sug-head h4 {
  margin: 0;
  font-size: 1rem;
  color: var(--ink);
  line-height: 1.3;
}

.sug-tag {
  display: block;
  font-size: 0.74rem;
  color: var(--muted);
  margin-top: 0.12rem;
}

.sug-chip {
  margin-left: auto;
  flex: none;
  padding: 0.26rem 0.7rem;
  border-radius: 999px;
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.chip-easy     { background: #e7f6ee; color: #047857; }
.chip-medium   { background: #fdf2d4; color: #92580a; }
.chip-invest   { background: #e8ecf6; color: #3f5188; }

.sug-card > p {
  margin: 0;
  font-size: 0.88rem;
  color: var(--ink-soft);
}

.sug-meter {
  height: 8px;
  border-radius: 999px;
  background: #eef4f0;
  overflow: hidden;
  margin-top: auto;
}

.sug-meter-fill {
  height: 100%;
  width: 0;
  border-radius: inherit;
  background: var(--grad);
  transition: width 0.9s cubic-bezier(0.22, 0.9, 0.35, 1);
}

.sug-foot {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 1rem;
}

.sug-foot strong {
  font-family: var(--font-head);
  font-size: 1.02rem;
  font-weight: 800;
  color: var(--brand-deep);
  font-variant-numeric: tabular-nums;
}

.sug-foot span {
  font-size: 0.76rem;
  color: var(--muted);
}

.cf-plan-actions {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 0.9rem;
  margin-top: 2rem;
}

/* ---------- Outro ---------- */
.cf-outro {
  padding: clamp(1rem, 3vw, 2rem) 0 clamp(4rem, 8vw, 6rem);
}

.cf-outro-panel {
  position: relative;
  overflow: hidden;
  background: linear-gradient(135deg, #082417 0%, #0b3a2a 100%);
  border-radius: 26px;
  padding: clamp(2.2rem, 5vw, 3.6rem) clamp(1.5rem, 5vw, 3.4rem);
  text-align: center;
}

.cf-outro-panel h2 {
  color: #ffffff;
  max-width: 24ch;
  margin-inline: auto;
}

.cf-outro-copy {
  max-width: 42rem;
  margin: 0 auto;
  color: #b7d6c5;
}

.cf-outro-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.6rem;
  margin: 2.2rem 0;
  padding: 1.9rem 0 0;
  border-top: 1px solid rgba(183, 214, 197, 0.18);
}

.outro-stat .outro-val {
  display: block;
  font-family: var(--font-head);
  font-size: 2.1rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  color: #5eead4;
}

.outro-stat .outro-label {
  display: block;
  margin-top: 0.4rem;
  font-size: 0.84rem;
  color: #9fc4b0;
  max-width: 17rem;
  margin-inline: auto;
}

.cf-outro-actions {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 0.9rem;
}

/* ---------- Compact footer ---------- */
.carbon-footer-inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 1.4rem;
  padding-bottom: 2.2rem;
  border-bottom: 1px solid rgba(183, 214, 197, 0.16);
}

.carbon-footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 1.3rem;
}

.carbon-footer-links a {
  color: #9fc4b0;
  font-weight: 600;
  font-size: 0.95rem;
}

.carbon-footer-links a:hover {
  color: #5eead4;
}

.carbon-footer-links a[aria-current="page"] {
  color: #5eead4;
}

/* ---------- Toast ---------- */
.cf-toast {
  position: fixed;
  left: 50%;
  bottom: 1.6rem;
  z-index: 90;
  transform: translate(-50%, 16px);
  background: var(--ink);
  color: #ffffff;
  font-size: 0.9rem;
  font-weight: 600;
  padding: 0.75rem 1.3rem;
  border-radius: 999px;
  box-shadow: var(--shadow-lg);
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.3s ease, transform 0.3s ease, visibility 0.3s;
}

.cf-toast.show {
  opacity: 1;
  visibility: visible;
  transform: translate(-50%, 0);
}

/* ---------- Responsive ---------- */
@media (max-width: 1150px) {
  .cf-grid {
    grid-template-columns: minmax(0, 1fr) 380px;
  }
}

@media (max-width: 1024px) {
  .cf-grid {
    grid-template-columns: 1fr;
  }

  .cf-dash {
    position: static;
    order: -1;
    width: 100%;
    max-width: 640px;
    margin-inline: auto;
  }

  .cf-compare-grid {
    grid-template-columns: 1fr;
  }

  .cf-earths {
    padding: 2rem 1.5rem;
  }
}

@media (max-width: 880px) {
  .cf-donut-grid {
    grid-template-columns: 1fr;
    justify-items: center;
  }

  .cf-legend {
    width: 100%;
    max-width: 340px;
  }

  .cf-plan {
    grid-template-columns: 1fr;
  }

  .cf-plan-total {
    border-left: 0;
    border-top: 1px dashed #d7e5dc;
    padding-left: 0;
    padding-top: 1.3rem;
  }
}

@media (max-width: 980px) {
  .cf-suggest-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 720px) {
  .cf-outro-stats {
    grid-template-columns: 1fr;
    gap: 1.4rem;
  }

  .cf-plan-actions {
    flex-direction: column;
  }

  .cf-plan-actions .btn {
    width: 100%;
    justify-content: center;
  }
}

@media (max-width: 560px) {
  .cf-hero {
    padding-top: 4.6rem;
  }

  .cf-hero-chips {
    flex-direction: column;
    align-items: center;
  }

  .cf-card {
    padding: 1.25rem 1.15rem 1.35rem;
  }

  .cf-card-hint {
    display: none;
  }

  .ctrl-split {
    flex-direction: column;
    align-items: stretch;
    gap: 0.55rem;
  }

  .select-wrap {
    min-width: 0;
  }

  .cf-dash-card {
    padding: 1.2rem 1.05rem 1.35rem;
  }

  .cf-equiv {
    grid-template-columns: 1fr;
  }

  .cf-bars {
    padding: 1.25rem 1.1rem;
  }

  .plan-row {
    grid-template-columns: 4.4rem minmax(0, 1fr) 4rem;
    gap: 0.55rem;
  }

  .cf-dash,
  .cf-compare-grid,
  .cf-grid {
    gap: 1.1rem;
  }
}

/* ---------- Reduced motion ---------- */
@media (prefers-reduced-motion: reduce) {
  .cf-bubbles span,
  .cf-live-dot,
  .earths-globe {
    animation: none !important;
  }

  .cf-bubbles {
    display: none;
  }

  .gauge-fill,
  .donut-seg,
  .cbar-fill,
  .plan-fill,
  .sug-meter-fill,
  .cf-toast,
  .sug-card,
  .sug-card.sug-enter {
    transition: none !important;
    animation: none !important;
  }
}