/* =========================================================
   Brouns & Co — ESG Impact Calculator
   assets/css/broun-esg.css  |  v1.0.0
   © 2025 Brouns & Co. All rights reserved.
   ========================================================= */

/* ── Custom properties ─────────────────────────────────── */
.broun-esg {
  --besg-bg:            #ffffff;
  --besg-white:         #ffffff;
  --besg-ink:           #0c1a0e;
  --besg-forest:        #0f2d1a;
  --besg-green:         #1a5c2a;
  --besg-green-mid:     #2e7d46;
  --besg-green-light:   #e4f0e8;
  --besg-green-border:  #9fc9a8;
  --besg-amber:         #7a3e0a;
  --besg-amber-light:   #fdf4ec;
  --besg-amber-border:  #d9a96a;
  --besg-red:           #6b1e0a;
  --besg-red-light:     #fdf1ee;
  --besg-red-border:    #e8a898;
  --besg-muted:         #3f444b;
  --besg-steel:         #3a4a3c;
  --besg-border:        #c8d4c0;
  --besg-border-light:  #ddeadd;
  --besg-serif:         'Libre Baskerville', Georgia, serif;
  --besg-sans:          'Raleway', system-ui, sans-serif;
}

/* ── Base ───────────────────────────────────────────────── */
.broun-esg *,
.broun-esg *::before,
.broun-esg *::after {
  box-sizing: border-box;
}

.broun-esg {
  font-family: var(--besg-sans);
  background: var(--besg-bg);
  color: var(--besg-ink);
  max-width: 740px;
  margin: 0 auto;
  padding: 52px 28px 80px;
}

.broun-esg h2,
.broun-esg h3 {
  font-family: var(--besg-serif);
  font-style: italic;
  font-weight: 400;
  margin: 0;
}

.broun-esg button,
.broun-esg input {
  font-family: var(--besg-sans);
}

.broun-esg input[type="number"]::-webkit-inner-spin-button,
.broun-esg input[type="number"]::-webkit-outer-spin-button {
  -webkit-appearance: none;
  margin: 0;
}
.broun-esg input[type="number"] {
  -moz-appearance: textfield;
}

/* ── Header ─────────────────────────────────────────────── */
.besg-header {
  text-align: center;
  margin-bottom: 44px;
}

.besg-swatches {
  display: flex;
  justify-content: center;
  gap: 4px;
  margin-bottom: 24px;
}

.besg-swatch {
  display: inline-block;
  width: 18px;
  height: 4px;
  border-radius: 2px;
}

.besg-title {
  font-family: var(--besg-sans) !important;
  font-style: normal !important;
  font-size: 34px !important;
  font-weight: 500 !important;
  letter-spacing: 0.06em !important;
  text-transform: uppercase !important;
  color: #3f444b !important;
  margin-bottom: 12px !important;
  line-height: 1.15 !important;
}

.besg-subtitle {
  font-family: var(--besg-serif);
  font-style: italic;
  font-size: 17px;
  color: var(--besg-muted);
  line-height: 1.65;
  max-width: 480px;
  margin: 0 auto;
}

/* ── Input card ─────────────────────────────────────────── */
.besg-input-card {
  background: var(--besg-white);
  border: 1px solid var(--besg-border);
  border-radius: 3px;
  padding: 32px;
  margin-bottom: 10px;
}

.besg-section-heading {
  font-family: var(--besg-serif) !important;
  font-style: italic !important;
  font-weight: 400 !important;
  font-size: 20px !important;
  color: var(--besg-forest) !important;
  margin-bottom: 24px !important;
}

/* ── Field ──────────────────────────────────────────────── */
.besg-field {
  margin-bottom: 20px;
}

.besg-label {
  display: block;
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--besg-muted);
  margin-bottom: 6px;
}

.besg-sqft-wrap {
  position: relative;
}

.besg-sqft-input {
  width: 100%;
  padding: 11px 56px 11px 14px;
  border: 1px solid var(--besg-border);
  border-radius: 3px;
  font-size: 16px;
  color: var(--besg-ink);
  background: var(--besg-bg);
  transition: border-color 0.15s, box-shadow 0.15s;
}

.besg-sqft-input:focus {
  border-color: var(--besg-green);
  box-shadow: 0 0 0 2px var(--besg-green-light);
  outline: none;
}

.besg-unit-badge {
  position: absolute;
  right: 14px;
  top: 50%;
  transform: translateY(-50%);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.07em;
  color: var(--besg-muted);
  pointer-events: none;
}

.besg-field-note {
  font-size: 12px;
  color: var(--besg-muted);
  margin: 7px 0 0;
  line-height: 1.5;
}

/* ── Litres preview ─────────────────────────────────────── */
.besg-preview {
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: var(--besg-green-light);
  border: 1px solid var(--besg-green-border);
  border-radius: 3px;
  padding: 10px 18px;
  margin-bottom: 20px;
  font-size: 13px;
  color: var(--besg-forest);
}

.besg-preview-litres {
  font-weight: 600;
}

.besg-preview-meta {
  font-size: 11px;
  color: var(--besg-muted);
}

/* ── Paint type toggle ───────────────────────────────────── */
.besg-paint-toggle {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
  margin-top: 4px;
  width: 100%;
}

.besg-toggle-btn {
  display: flex !important;
  align-items: flex-start !important;
  gap: 8px !important;
  padding: 12px 10px !important;
  border-radius: 3px !important;
  border: 2px solid var(--besg-border) !important;
  background: var(--besg-bg) !important;
  color: var(--besg-ink) !important;
  cursor: pointer !important;
  text-align: left !important;
  font-family: var(--besg-sans) !important;
  font-size: 12px !important;
  line-height: 1.4 !important;
  text-decoration: none !important;
  box-shadow: none !important;
  transition: background 0.18s, border-color 0.18s, color 0.18s, box-shadow 0.18s !important;
  width: 100% !important;
  min-width: 0 !important;
  max-width: 100% !important;
  margin: 0 !important;
  box-sizing: border-box !important;
}

.besg-toggle-btn:focus-visible {
  outline: 2px solid var(--besg-green);
  outline-offset: 2px;
}

.besg-toggle-icon {
  font-size: 16px;
  line-height: 1.3;
  flex-shrink: 0;
}

.besg-toggle-inner {
  display: flex;
  flex-direction: column;
  gap: 3px;
  min-width: 0;
  overflow: hidden;
}

.besg-toggle-name {
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.03em;
  line-height: 1.3;
}

.besg-toggle-desc {
  font-size: 11px;
  color: var(--besg-muted);
  line-height: 1.4;
}

/* Active: linseed */
.besg-toggle-linseed.is-active {
  background: var(--besg-forest) !important;
  border-color: var(--besg-green) !important;
  color: #fff !important;
  box-shadow: 0 2px 12px rgba(15, 45, 26, 0.18) !important;
}

.besg-toggle-linseed.is-active .besg-toggle-desc {
  color: rgba(255, 255, 255, 0.6) !important;
}

/* Active: acrylic */
.besg-toggle-acrylic.is-active {
  background: var(--besg-amber-light) !important;
  border-color: var(--besg-amber-border) !important;
  color: var(--besg-amber) !important;
  box-shadow: 0 2px 12px rgba(122, 62, 10, 0.12) !important;
}

.besg-toggle-acrylic.is-active .besg-toggle-desc {
  color: var(--besg-amber) !important;
}

/* ── Calculate button ────────────────────────────────────── */
.besg-calc-btn {
  display: block !important;
  width: 100% !important;
  padding: 16px !important;
  background: var(--besg-forest) !important;
  color: #fff !important;
  border: none !important;
  border-radius: 3px !important;
  font-family: var(--besg-sans) !important;
  font-size: 13px !important;
  font-weight: 700 !important;
  letter-spacing: 0.12em !important;
  text-transform: uppercase !important;
  text-decoration: none !important;
  cursor: pointer !important;
  margin-bottom: 44px !important;
  box-shadow: none !important;
  line-height: 1.4 !important;
  transition: opacity 0.15s !important;
}

.besg-calc-btn:hover {
  opacity: 0.88 !important;
  background: var(--besg-forest) !important;
  color: #fff !important;
}

.besg-calc-btn:focus-visible {
  outline: 2px solid var(--besg-green);
  outline-offset: 3px;
}

/* ── Results wrapper ─────────────────────────────────────── */
.besg-results[hidden] {
  display: none;
}

/* ── Results header ──────────────────────────────────────── */
.besg-results-head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 8px;
  padding-bottom: 24px;
  margin-bottom: 28px;
  border-bottom: 1px solid var(--besg-border);
}

.besg-results-title {
  font-family: var(--besg-serif) !important;
  font-style: italic !important;
  font-size: 30px !important;
  color: var(--besg-forest) !important;
  font-weight: 400 !important;
  margin: 0 !important;
}

.besg-results-badge {
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  padding: 5px 12px;
  border-radius: 2px;
  border: 1px solid;
  white-space: nowrap;
}

.besg-results-badge.is-linseed {
  background: var(--besg-green-light);
  color: var(--besg-forest);
  border-color: var(--besg-green-border);
}

.besg-results-badge.is-acrylic {
  background: var(--besg-amber-light);
  color: var(--besg-amber);
  border-color: var(--besg-amber-border);
}

.besg-results-desc {
  font-size: 14px;
  color: var(--besg-muted);
  line-height: 1.65;
  margin: 8px 0 0;
  width: 100%;
}

/* ── Metric grid ─────────────────────────────────────────── */
.besg-metric-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
  margin-bottom: 12px;
}

.besg-metric-card {
  border: 1px solid;
  border-radius: 3px;
  padding: 22px 22px 18px;
  transition: transform 0.18s, box-shadow 0.18s;
}

.besg-metric-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 20px rgba(15, 45, 26, 0.10);
}

.besg-metric-card.is-positive {
  background: var(--besg-green-light);
  border-color: var(--besg-green-border);
}

.besg-metric-card.is-negative {
  background: var(--besg-red-light);
  border-color: var(--besg-red-border);
}

.besg-metric-icon-row {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 14px;
}

.besg-metric-icon {
  font-size: 18px;
}

.besg-metric-label {
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.besg-metric-card.is-positive .besg-metric-label { color: var(--besg-forest); }
.besg-metric-card.is-negative .besg-metric-label { color: var(--besg-red); }

.besg-metric-value-row {
  display: flex;
  align-items: baseline;
  gap: 6px;
  margin-bottom: 10px;
}

.besg-metric-num {
  font-family: var(--besg-serif);
  font-style: italic;
  font-size: 36px;
  line-height: 1;
  font-weight: 400;
}

.besg-metric-card.is-positive .besg-metric-num { color: var(--besg-forest); }
.besg-metric-card.is-negative .besg-metric-num { color: var(--besg-red); }

.besg-metric-unit {
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.04em;
}

.besg-metric-card.is-positive .besg-metric-unit { color: var(--besg-forest); }
.besg-metric-card.is-negative .besg-metric-unit { color: var(--besg-red); }

.besg-metric-range {
  font-size: 11px;
  line-height: 1.5;
  margin-bottom: 8px;
}

.besg-metric-card.is-positive .besg-metric-range { color: #3a6b44; }
.besg-metric-card.is-negative .besg-metric-range { color: #8a3030; }

.besg-metric-body {
  font-size: 12px;
  line-height: 1.6;
  border-top: 1px solid;
  padding-top: 10px;
}

.besg-metric-card.is-positive .besg-metric-body {
  color: #3a6b44;
  border-color: var(--besg-green-border);
}

.besg-metric-card.is-negative .besg-metric-body {
  color: #8a3030;
  border-color: var(--besg-red-border);
}

/* ── Insight (qualitative) grid ─────────────────────────── */
.besg-insight-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin-bottom: 32px;
}

.besg-insight-card {
  background: var(--besg-white);
  border: 1px solid var(--besg-border);
  border-radius: 3px;
  padding: 22px;
  transition: transform 0.18s, box-shadow 0.18s;
}

.besg-insight-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 20px rgba(15, 45, 26, 0.08);
}

.besg-insight-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 10px;
  margin-bottom: 14px;
}

.besg-insight-label-wrap {
  display: flex;
  align-items: center;
  gap: 8px;
}

.besg-insight-icon {
  font-size: 18px;
}

.besg-insight-label {
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--besg-steel);
}

.besg-insight-badge {
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  padding: 3px 8px;
  border-radius: 2px;
  border: 1px solid;
  white-space: nowrap;
  flex-shrink: 0;
}

.besg-insight-badge.is-positive {
  background: var(--besg-green-light);
  color: var(--besg-green);
  border-color: var(--besg-green-border);
}

.besg-insight-badge.is-negative {
  background: var(--besg-red-light);
  color: var(--besg-red);
  border-color: var(--besg-red-border);
}

.besg-insight-body {
  font-size: 13px;
  color: var(--besg-muted);
  line-height: 1.7;
  margin: 0;
}

/* ── Lifetime section ────────────────────────────────────── */
.besg-lifetime {
  background: var(--besg-white);
  border: 1px solid var(--besg-border);
  border-radius: 3px;
  padding: 28px;
  margin-bottom: 14px;
}

.besg-lifetime-head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 6px;
}

.besg-lifetime-title {
  font-family: var(--besg-serif) !important;
  font-style: italic !important;
  font-size: 22px !important;
  color: var(--besg-forest) !important;
  font-weight: 400 !important;
  margin: 0 !important;
}

.besg-lifetime-kicker {
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--besg-muted);
}

.besg-lifetime-intro {
  font-size: 13px;
  color: var(--besg-muted);
  line-height: 1.7;
  margin: 0 0 22px;
}

/* Cycle cards */
.besg-cycle-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-bottom: 22px;
}

.besg-cycle-card {
  border: 1px solid;
  border-radius: 3px;
  padding: 14px 18px;
}

.besg-cycle-card.is-linseed {
  background: var(--besg-green-light);
  border-color: var(--besg-green-border);
}

.besg-cycle-card.is-acrylic {
  background: var(--besg-red-light);
  border-color: var(--besg-red-border);
}

.besg-cycle-label {
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.13em;
  text-transform: uppercase;
  margin-bottom: 8px;
}

.besg-cycle-card.is-linseed .besg-cycle-label { color: var(--besg-green); }
.besg-cycle-card.is-acrylic .besg-cycle-label { color: var(--besg-red); }

.besg-cycle-value-row {
  display: flex;
  align-items: baseline;
  gap: 4px;
  margin-bottom: 4px;
}

.besg-cycle-num {
  font-family: var(--besg-serif);
  font-style: italic;
  font-size: 32px;
  line-height: 1;
}

.besg-cycle-card.is-linseed .besg-cycle-num { color: var(--besg-green); }
.besg-cycle-card.is-acrylic .besg-cycle-num { color: var(--besg-red); }

.besg-cycle-unit {
  font-size: 12px;
  font-weight: 600;
}

.besg-cycle-card.is-linseed .besg-cycle-unit { color: var(--besg-green); }
.besg-cycle-card.is-acrylic .besg-cycle-unit { color: var(--besg-red); }

.besg-cycle-note {
  font-size: 12px;
  opacity: 0.75;
}

.besg-cycle-card.is-linseed .besg-cycle-note { color: var(--besg-green); }
.besg-cycle-card.is-acrylic .besg-cycle-note { color: var(--besg-red); }

/* Bar charts */
.besg-bars-label {
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--besg-muted);
  margin-bottom: 14px;
  display: block;
}

.besg-bars-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

.besg-bars-col-label {
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.11em;
  text-transform: uppercase;
  margin-bottom: 10px;
}

.besg-bars-col-label.is-linseed { color: var(--besg-forest); }
.besg-bars-col-label.is-acrylic { color: var(--besg-red); }

.besg-bar-row {
  margin-bottom: 14px;
}

.besg-bar-meta {
  display: flex;
  justify-content: space-between;
  margin-bottom: 5px;
}

.besg-bar-name {
  font-size: 12px;
  font-weight: 600;
  color: var(--besg-steel);
  letter-spacing: 0.04em;
}

.besg-bar-val {
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.02em;
}

.besg-bar-track {
  height: 6px;
  background: var(--besg-border-light);
  border-radius: 3px;
  overflow: hidden;
}

.besg-bar-fill {
  height: 100%;
  border-radius: 3px;
  width: 0;
  transition: width 0.85s cubic-bezier(0.16, 1, 0.3, 1);
}

/* Lifetime saving callout */
.besg-saving-callout {
  display: flex;
  align-items: baseline;
  flex-wrap: wrap;
  gap: 10px;
  background: var(--besg-green-light);
  border: 1px solid var(--besg-green-border);
  border-radius: 3px;
  padding: 14px 18px;
  margin-top: 18px;
}

.besg-saving-label {
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.13em;
  text-transform: uppercase;
  color: var(--besg-forest);
}

.besg-saving-num {
  font-family: var(--besg-serif);
  font-style: italic;
  font-size: 26px;
  color: var(--besg-forest);
}

.besg-saving-suffix {
  font-size: 12px;
  color: var(--besg-muted);
}

/* ── ESG reporting note ──────────────────────────────────── */
.besg-report-note {
  background: var(--besg-green-light);
  border: 1px solid var(--besg-green-border);
  border-radius: 3px;
  padding: 20px 22px;
  margin-bottom: 20px;
}

.besg-report-note-label {
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--besg-forest);
  display: block;
  margin-bottom: 8px;
}

.besg-report-note-body {
  font-size: 13px;
  color: #2a5a38;
  line-height: 1.75;
  margin: 0;
}

/* ── Copy button ─────────────────────────────────────────── */
.besg-copy-btn {
  display: block;
  width: 100%;
  padding: 14px;
  background: transparent;
  color: var(--besg-forest);
  border: 1px solid var(--besg-green-border);
  border-radius: 3px;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  cursor: pointer;
  transition: background 0.15s, color 0.15s;
}

.besg-copy-btn:hover,
.besg-copy-btn.is-copied {
  background: var(--besg-forest);
  color: #fff;
}

.besg-copy-btn:focus-visible {
  outline: 2px solid var(--besg-green);
  outline-offset: 3px;
}

/* ── Animations ─────────────────────────────────────────── */
@keyframes besg-fade-up {
  from { opacity: 0; transform: translateY(14px); }
  to   { opacity: 1; transform: translateY(0); }
}

.besg-animate {
  animation: besg-fade-up 0.38s ease both;
}

.besg-delay-1 { animation-delay: 0.04s; }
.besg-delay-2 { animation-delay: 0.10s; }
.besg-delay-3 { animation-delay: 0.16s; }
.besg-delay-4 { animation-delay: 0.22s; }
.besg-delay-5 { animation-delay: 0.28s; }
.besg-delay-6 { animation-delay: 0.34s; }
.besg-delay-7 { animation-delay: 0.40s; }
.besg-delay-8 { animation-delay: 0.46s; }

/* ── Responsive ─────────────────────────────────────────── */
@media (max-width: 640px) {
  .broun-esg {
    padding: 32px 16px 60px;
  }

  .besg-title {
    font-size: 26px !important;
    font-weight: 500 !important;
  }

  .besg-metric-grid {
    grid-template-columns: 1fr;
  }

  .besg-insight-grid {
    grid-template-columns: 1fr;
  }

  .besg-paint-toggle {
    grid-template-columns: 1fr;
  }

  .besg-cycle-row {
    grid-template-columns: 1fr;
  }

  .besg-bars-grid {
    grid-template-columns: 1fr;
  }

  .besg-results-head {
    flex-direction: column;
    align-items: flex-start;
  }
}