:root {
  --cal-orange: #ff6347;
  --cal-black: #1b1b1b;
  --cal-gray-900: #2A2A2A;
  --cal-gray-700: #4D4D4D;
  --cal-gray-500: #7A7A7A;
  --cal-gray-300: #C8C8C8;
  --cal-gray-200: #E2E2E2;
  --cal-gray-100: #EFEFEF;
  --cal-gray-50:  #F7F7F7;
  --cal-white: #FDFDFD;
  --cal-danger: #C54C37;
  --cal-shadow-sm: 0 1px 2px rgba(13,13,13,0.06), 0 1px 1px rgba(13,13,13,0.04);
  --cal-shadow-md: 0 4px 12px rgba(13,13,13,0.08), 0 2px 4px rgba(13,13,13,0.04);
  --cal-radius-sm: 4px;
  --cal-radius-md: 6px;
  --cal-radius-lg: 10px;
  --cal-display: 'Public Sans', sans-serif;
  --cal-body: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  font-family: var(--cal-body);
  color: var(--cal-black);
  background: var(--cal-gray-50);
  font-size: 15px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* ====== HEADER ====== */
.cal-site-header {
  background: var(--cal-white) !important;
  border-bottom: 3px solid var(--cal-black) !important;
  position: sticky !important;
  top: 0 !important;
  z-index: 100 !important;
}
.cal-header-inner {
  max-width: 1200px !important;
  margin: 0 auto !important;
  padding: 16px 24px !important;
  display: flex !important;
  align-items: center !important;
  justify-content: space-between !important;
  gap: 24px !important;
}
.cal-header-logo { height: 52px !important; width: auto !important; display: block !important; }
.cal-header-contact {
  display: flex !important;
  flex-direction: column !important;
  align-items: flex-end !important;
  gap: 2px !important;
  font-size: 12px !important;
  color: var(--cal-gray-700) !important;
  text-align: right !important;
}
.cal-header-contact strong {
  color: var(--cal-black) !important;
  font-family: var(--cal-display) !important;
  font-size: 14px !important;
  letter-spacing: 0.04em !important;
  font-weight: 600 !important;
}
.cal-header-contact a { color: var(--cal-gray-700) !important; text-decoration: none !important; }
.cal-header-contact a:hover { color: var(--cal-orange) !important; }

/* ====== TITLE BAR ====== */
.cal-title-bar {
  background: var(--cal-black) !important;
  padding: 28px 24px !important;
  border-bottom: 4px solid var(--cal-orange) !important;
  position: relative !important;
  overflow: hidden !important;
}
.cal-title-bar::before {
  content: '' !important;
  position: absolute !important;
  top: 0 !important; right: 0 !important;
  width: 40% !important; height: 100% !important;
  background: linear-gradient(90deg, transparent, rgba(242,101,34,0.12)) !important;
  pointer-events: none !important;
}
.cal-title-bar-inner { max-width: 1200px !important; margin: 0 auto !important; position: relative !important; }
.cal-title-bar h1 {
  font-family: var(--cal-display) !important;
  font-weight: 700 !important;
  font-size: 32px !important;
  letter-spacing: 0.02em !important;
  color: var(--cal-white) !important;
  margin: 0 !important;
  line-height: 1.1 !important;
  text-transform: uppercase !important;
}
.cal-title-bar h1 .cal-accent { color: var(--cal-orange) !important; }
.cal-title-bar .cal-subtitle { color: var(--cal-gray-300) !important; margin-top: 6px !important; font-size: 14px !important; max-width: 680px !important; }
.cal-title-bar .cal-badge {
  display: inline-block !important;
  background: var(--cal-orange) !important;
  color: var(--cal-black) !important;
  font-family: var(--cal-display) !important;
  font-size: 11px !important;
  letter-spacing: 0.1em !important;
  padding: 3px 10px !important;
  border-radius: 2px !important;
  margin-bottom: 10px !important;
  font-weight: 600 !important;
  text-transform: uppercase !important;
}



/* ====== MANUFACTURER SELECTOR ====== */
.cal-mfr-section {
  background: var(--cal-white) !important;
  border: 1px solid var(--cal-gray-200) !important;
  border-radius: var(--cal-radius-lg) !important;
  padding: 18px 20px !important;
  margin-bottom: 16px !important;
  box-shadow: var(--cal-shadow-sm) !important;
}
.cal-mfr-label {
  font-family: var(--cal-display) !important;
  font-size: 11px !important;
  letter-spacing: 0.12em !important;
  text-transform: uppercase !important;
  color: var(--cal-gray-700) !important;
  font-weight: 600 !important;
  margin-bottom: 10px !important;
}
.cal-mfr-bar { display: flex !important; gap: 8px !important; flex-wrap: wrap !important; }
.cal-mfr-btn {
  background: var(--cal-white) !important;
  border: 2px solid var(--cal-gray-200) !important;
  color: var(--cal-black) !important;
  font-family: var(--cal-body) !important;
  font-weight: 600 !important;
  font-size: 14px !important;
  padding: 10px 18px !important;
  border-radius: var(--cal-radius-md) !important;
  cursor: pointer !important;
  transition: all 0.15s !important;
  box-shadow: none !important;
  text-transform: none !important;
  letter-spacing: normal !important;
  line-height: normal !important;
}
.cal-mfr-btn:hover { border-color: var(--cal-gray-500) !important; transform: translateY(-1px) !important; }
.cal-mfr-btn.cal-active {
  background: var(--cal-black) !important;
  color: var(--cal-white) !important;
  border-color: var(--cal-black) !important;
  position: relative !important;
}
.cal-mfr-btn.cal-active::after {
  content: '' !important;
  position: absolute !important;
  bottom: -6px !important; left: 50% !important;
  transform: translateX(-50%) !important;
  width: 70% !important; height: 3px !important;
  background: var(--cal-orange) !important;
  border-radius: 2px !important;
}

/* ====== SPEC CARD ====== */
.cal-spec-card {
  background: var(--cal-white) !important;
  border: 1px solid var(--cal-gray-200) !important;
  border-radius: var(--cal-radius-lg) !important;
  padding: 22px 24px !important;
  margin-bottom: 16px !important;
  box-shadow: var(--cal-shadow-sm) !important;
}
.cal-spec-card h3 {
  font-family: var(--cal-display) !important;
  font-size: 18px !important;
  font-weight: 600 !important;
  letter-spacing: 0.04em !important;
  text-transform: uppercase !important;
  color: var(--cal-black) !important;
  margin: 0 0 16px !important;
  padding-bottom: 10px !important;
  border-bottom: 2px solid var(--cal-gray-100) !important;
  position: relative !important;
}
.cal-spec-card h3::before {
  content: '' !important;
  position: absolute !important;
  bottom: -2px !important; left: 0 !important;
  width: 48px !important; height: 2px !important;
  background: var(--cal-orange) !important;
}
.cal-grid2 { display: grid !important; grid-template-columns: 1fr 1fr !important; gap: 16px !important; }
.cal-grid3 { display: grid !important; grid-template-columns: 1fr 1fr 1fr !important; gap: 16px !important; }
@media (max-width: 700px) { .cal-grid2, .cal-grid3 { grid-template-columns: 1fr !important; } }

.cal-field label {
  display: block !important;
  font-size: 12px !important;
  font-weight: 600 !important;
  color: var(--cal-gray-700) !important;
  margin-bottom: 6px !important;
  letter-spacing: 0.02em !important;
}
.cal-field select,
.cal-field input[type=number] {
  width: 100% !important;
  padding: 10px 12px !important;
  border: 1.5px solid var(--cal-gray-200) !important;
  border-radius: var(--cal-radius-md) !important;
  background: var(--cal-white) !important;
  font-family: var(--cal-body) !important;
  font-size: 14px !important;
  color: var(--cal-black) !important;
  transition: border-color 0.15s, box-shadow 0.15s !important;
  appearance: none !important;
  -webkit-appearance: none !important;
  background-image: url("data:image/svg+xml;charset=UTF-8,%3csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3e%3cpath fill='%234D4D4D' d='M6 8L0 0h12z'/%3e%3c/svg%3e") !important;
  background-repeat: no-repeat !important;
  background-position: right 12px center !important;
  padding-right: 36px !important;
  box-shadow: none !important;
  outline: none !important;
  margin: 0 !important;
}
.cal-field input[type=number] { background-image: none !important; padding-right: 12px !important; }
.cal-field select:hover, .cal-field input[type=number]:hover { border-color: var(--cal-gray-500) !important; }
.cal-field select:focus, .cal-field input[type=number]:focus {
  outline: none !important;
  border-color: var(--cal-orange) !important;
  box-shadow: 0 0 0 3px rgba(242,101,34,0.15) !important;
}
.cal-field select:disabled { background-color: var(--cal-gray-100) !important; color: var(--cal-gray-500) !important; cursor: not-allowed !important; }

.cal-divider { border: none !important; border-top: 1px dashed var(--cal-gray-200) !important; margin: 18px 0 16px !important; }
.cal-sub-label {
  font-family: var(--cal-display) !important;
  font-size: 11px !important;
  letter-spacing: 0.1em !important;
  text-transform: uppercase !important;
  color: var(--cal-orange) !important;
  font-weight: 600 !important;
  margin-bottom: 10px !important;
}
.cal-notice { font-size: 12px !important; color: var(--cal-gray-500) !important; margin-top: 10px !important; font-style: italic !important; }

/* ====== RESULTS ====== */
.cal-results-section { margin-top: 28px !important; }
.cal-results-header {
  font-family: var(--cal-display) !important;
  font-size: 14px !important;
  font-weight: 600 !important;
  letter-spacing: 0.1em !important;
  text-transform: uppercase !important;
  color: var(--cal-gray-700) !important;
  margin-bottom: 12px !important;
  padding-left: 4px !important;
  display: flex !important;
  align-items: center !important;
  gap: 10px !important;
}
.cal-results-header::before { content: '' !important; width: 8px !important; height: 8px !important; background: var(--cal-orange) !important; border-radius: 2px !important; }
.cal-results-grid { display: grid !important; grid-template-columns: 1fr 1fr 1fr !important; gap: 12px !important; align-items: stretch !important; }
@media (max-width: 700px) { .cal-results-grid { grid-template-columns: 1fr !important; } }
.cal-metric {
  background: #D0CED6 !important;
  border: 1px solid var(--cal-gray-200) !important;
  border-top: 3px solid var(--cal-orange) !important;
  border-radius: var(--cal-radius-md) !important;
  padding: 16px 18px !important;
  box-shadow: var(--cal-shadow-sm) !important;
  display: flex !important;
  flex-direction: column !important;
  justify-content: space-between !important;
}
.cal-metric-label { font-size: 15px !important; font-weight: 700 !important; color: var(--cal-gray-500) !important; text-transform: uppercase !important; letter-spacing: 0.06em !important; margin-bottom: 0 !important; }
.cal-metric-value { font-family: var(--cal-display) !important; font-size: 38px !important; font-weight: 600 !important; color: var(--cal-black) !important; line-height: 1.1 !important; margin-top: auto !important; padding-top: 12px !important; }
.cal-metric-unit { font-size: 11px !important; color: var(--cal-gray-500) !important; margin-top: 4px !important; }

/* ====== STICKER BOX ====== */
.cal-sticker-box {
  background: var(--cal-black) !important;
  color: var(--cal-white) !important;
  border-radius: var(--cal-radius-lg) !important;
  padding: 18px 20px !important;
  display: flex !important;
  align-items: center !important;
  justify-content: space-between !important;
  gap: 24px !important;
  flex-wrap: wrap !important;
  box-shadow: var(--cal-shadow-md) !important;
  position: relative !important;
  overflow: hidden !important;
}
.cal-sticker-box::before {
  content: '' !important;
  position: absolute !important;
  left: 0 !important; top: 0 !important; bottom: 0 !important;
  width: 6px !important;
  background: var(--cal-orange) !important;
}
.cal-sticker-left b { display: block !important; font-family: var(--cal-display) !important; font-size: 25px !important; letter-spacing: 0.12em !important; text-transform: uppercase !important; color: var(--cal-orange) !important; font-weight: 600 !important; margin-bottom: 4px !important; }
.cal-sticker-left span { font-size: 13px !important; color: var(--cal-gray-300) !important; }
.cal-sticker-right { text-align: right !important; }
.cal-sticker-value { font-family: var(--cal-display) !important; font-size: 58px !important; font-weight: 700 !important; line-height: 1 !important; color: var(--cal-white) !important; letter-spacing: -0.01em !important; }
.cal-sticker-value::after { content: ' lbs' !important; font-size: 18px !important; color: var(--cal-orange) !important; font-weight: 500 !important; margin-left: 4px !important; }
.cal-sticker-sub { font-size: 11px !important; color: var(--cal-gray-500) !important; margin-top: 4px !important; max-width: 280px !important; }

.cal-err { color: var(--cal-danger) !important; font-size: 13px !important; margin-top: 10px !important; padding: 10px 14px !important; background: #FDECEC !important; border-left: 3px solid var(--cal-danger) !important; border-radius: var(--cal-radius-sm) !important; }

/* ====== ABOUT TAB ====== */
.cal-about-grid { display: block !important; }
.cal-about-card { background: var(--cal-white) !important; border: 1px solid var(--cal-gray-200) !important; border-radius: var(--cal-radius-lg) !important; padding: 28px !important; box-shadow: var(--cal-shadow-sm) !important; }
.cal-about-card h2 { font-family: var(--cal-display) !important; font-size: 22px !important; letter-spacing: 0.04em !important; text-transform: uppercase !important; margin: 0 0 14px !important; padding-bottom: 10px !important; border-bottom: 2px solid var(--cal-orange) !important; color: var(--cal-black) !important; }
.cal-about-card h3 { font-family: var(--cal-display) !important; font-size: 14px !important; letter-spacing: 0.08em !important; text-transform: uppercase !important; color: var(--cal-orange) !important; margin: 20px 0 6px !important; }
.cal-about-card p, .cal-about-card li { color: var(--cal-gray-900) !important; font-size: 14.5px !important; line-height: 1.65 !important; }
.cal-about-card ul { padding-left: 18px !important; margin: 8px 0 !important; }
.cal-about-card ul li { margin-bottom: 4px !important; }


/* ====== DISCLAIMER ====== */
.cal-disclaimer { background: #FFE8DC !important; border-left: 4px solid var(--cal-orange) !important; padding: 12px 18px !important; border-radius: var(--cal-radius-sm) !important; font-size: 12.5px !important; color: var(--cal-gray-900) !important; margin-bottom: 20px !important; line-height: 1.5 !important; }
.cal-disclaimer strong { font-family: var(--cal-display) !important; letter-spacing: 0.06em !important; text-transform: uppercase !important; color: var(--cal-black) !important; font-weight: 600 !important; }

@media (max-width: 600px) {
  .cal-header-inner { flex-direction: column !important; align-items: flex-start !important; gap: 12px !important; }
  .cal-header-contact { align-items: flex-start !important; text-align: left !important; }
  .cal-header-logo { height: 42px !important; }
  .cal-title-bar h1 { font-size: 24px !important; }
  .cal-sticker-value { font-size: 38px !important; }
}