/* ============================================================
   ROA REV SHARE & STOCK CALCULATOR — EMBED STYLES
   ------------------------------------------------------------
   All rules scoped under .roa-calc so this can drop into any
   existing site without colliding with host styles.

   Sections:
     1. Design tokens (:root)
     2. Base / typography
     3. Layout primitives
     4. Revenue-share table
     5. Stock modules
     6. Milestones table
     7. Summary card
     8. Methodology block
     9. Buttons
    10. Responsive rules (cards on mobile)
    11. Print styles
   ============================================================ */

/* 1. DESIGN TOKENS ------------------------------------------- */
.roa-calc {
  /* Palette */
  --roa-cream:        #FFFFFF;
  --roa-paper:        #FFFFFF;
  --roa-tint:         #F4F6FA;
  --roa-ink:          #1B1F23;
  --roa-ink-muted:    #5B6470;
  --roa-ink-quiet:    #6E7782;
  --roa-border:       #D5DAE5;
  --roa-border-soft:  #E3E7EE;

  --roa-primary:      #152A62;
  --roa-primary-dark: #002C59;
  --roa-primary-tint: #F4F6FA;

  /* Excel-editable blue — signals user inputs */
  --roa-edit:         #22429A;
  --roa-edit-tint:    rgba(34, 66, 154, 0.06);

  --roa-accent:       #F25B3A;
  --roa-rust:         #D44A2C;

  /* Type */
  --roa-font-display: 'Roboto', Helvetica, Arial, Lucida, sans-serif;
  --roa-font-body:    'Roboto', Helvetica, Arial, Lucida, sans-serif;
  --roa-font-mono:    ui-monospace, 'SF Mono', Menlo, Consolas, 'Roboto Mono', monospace;

  /* Fluid scale */
  --roa-step--1: clamp(0.83rem, 0.79rem + 0.20vw, 0.94rem);
  --roa-step-0:  clamp(1.00rem, 0.95rem + 0.25vw, 1.13rem);
  --roa-step-1:  clamp(1.20rem, 1.13rem + 0.35vw, 1.41rem);
  --roa-step-2:  clamp(1.44rem, 1.34rem + 0.50vw, 1.76rem);
  --roa-step-3:  clamp(1.73rem, 1.60rem + 0.65vw, 2.20rem);
  --roa-step-4:  clamp(2.07rem, 1.89rem + 0.90vw, 2.75rem);
  --roa-step-5:  clamp(2.49rem, 2.24rem + 1.25vw, 3.44rem);
  --roa-step-6:  clamp(2.99rem, 2.65rem + 1.70vw, 4.30rem);

  --roa-space-xs:  0.5rem;
  --roa-space-sm:  0.75rem;
  --roa-space-md:  1rem;
  --roa-space-lg:  1.5rem;
  --roa-space-xl:  2.5rem;
  --roa-space-2xl: 4rem;
  --roa-space-3xl: 6rem;

  --roa-radius-sm: 0;
  --roa-radius:    0;
  --roa-radius-lg: 0;

  --roa-shadow-sm: 0 1px 2px rgba(21, 42, 98, 0.06);
  --roa-shadow-focus: 0 0 0 3px rgba(34, 66, 154, 0.25);

  /* 2. BASE / TYPOGRAPHY ------------------------------------- */
  background: var(--roa-cream);
  color: var(--roa-ink);
  font-family: var(--roa-font-body);
  font-size: var(--roa-step-0);
  line-height: 1.55;
  font-feature-settings: 'ss01', 'cv11';
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* Ensure box-sizing doesn't get inherited weirdly from host */
.roa-calc, .roa-calc *, .roa-calc *::before, .roa-calc *::after {
  box-sizing: border-box;
}

@media (prefers-reduced-motion: reduce) {
  .roa-calc, .roa-calc *, .roa-calc *::before, .roa-calc *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
  }
}

.roa-calc h1, .roa-calc h2, .roa-calc h3, .roa-calc h4 {
  font-family: var(--roa-font-display);
  font-weight: 700;
  line-height: 1.1;
  letter-spacing: -0.02em;
  color: var(--roa-ink);
  margin: 0 0 var(--roa-space-md);
}
.roa-calc p { margin: 0 0 var(--roa-space-md); }
.roa-calc a {
  color: var(--roa-primary);
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
  transition: color 120ms ease;
}
.roa-calc a:hover { color: var(--roa-primary-dark); }

.roa-calc .roa-display-h1 {
  font-size: var(--roa-step-6);
  font-weight: 800;
  letter-spacing: -0.03em;
}
.roa-calc .roa-display-h1 em {
  font-style: normal;
  color: var(--roa-primary);
  font-weight: 700;
}
.roa-calc .roa-display-h2 {
  font-size: var(--roa-step-4);
  font-weight: 700;
  letter-spacing: -0.025em;
}
.roa-calc .roa-display-h3 {
  font-size: var(--roa-step-2);
  font-weight: 700;
}
.roa-calc .roa-lede {
  font-size: var(--roa-step-1);
  line-height: 1.5;
  color: var(--roa-ink-muted);
  max-width: 60ch;
}
.roa-calc .roa-section-lede {
  font-size: var(--roa-step-0);
  color: var(--roa-ink-muted);
  max-width: 62ch;
  margin-bottom: var(--roa-space-xl);
}
.roa-calc .roa-fine {
  font-size: var(--roa-step--1);
  color: var(--roa-ink-quiet);
  max-width: 60ch;
}

/* 3. LAYOUT PRIMITIVES --------------------------------------- */
.roa-calc .roa-container {
  width: 100%;
  max-width: 1120px;
  margin: 0 auto;
  padding: 0 clamp(1rem, 4vw, 2.5rem);
}

.roa-calc .roa-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.5em;
  font-family: var(--roa-font-body);
  font-size: var(--roa-step--1);
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--roa-ink-muted);
  margin-bottom: var(--roa-space-md);
}
.roa-calc .roa-eyebrow .roa-star {
  color: var(--roa-accent);
  font-size: 1em;
  line-height: 1;
}

.roa-calc .roa-visually-hidden {
  position: absolute;
  width: 1px; height: 1px;
  padding: 0; margin: -1px;
  overflow: hidden;
  clip: rect(0,0,0,0);
  white-space: nowrap;
  border: 0;
}

.roa-calc .roa-section {
  padding-top: var(--roa-space-3xl);
  padding-bottom: var(--roa-space-3xl);
  border-top: 1px solid var(--roa-border-soft);
}
.roa-calc .roa-section:first-of-type { border-top: none; }
.roa-calc .roa-section-tint { background: var(--roa-tint); }

.roa-calc .roa-hero {
  padding-top: clamp(3rem, 8vw, 6rem);
  padding-bottom: clamp(3rem, 8vw, 6rem);
}
.roa-calc .roa-hero .roa-display-h1 {
  max-width: 18ch;
  margin-bottom: var(--roa-space-lg);
}

/* 4. REVENUE SHARE TABLE ------------------------------------- */
.roa-calc .roa-rev-table {
  display: grid;
  grid-template-columns:
    minmax(100px, 1.1fr)
    minmax(120px, 1.2fr)
    minmax(90px, 0.9fr)
    minmax(140px, 1.4fr)
    minmax(120px, 1.2fr);
  border: 1px solid var(--roa-border);
  border-radius: var(--roa-radius);
  background: var(--roa-paper);
  overflow: hidden;
  box-shadow: var(--roa-shadow-sm);
}
.roa-calc .roa-rev-table .roa-row { display: contents; }
.roa-calc .roa-rev-table .roa-cell {
  padding: 1rem 1.1rem;
  border-bottom: 1px solid var(--roa-border-soft);
  display: flex;
  align-items: center;
  min-height: 3.5rem;
  font-variant-numeric: tabular-nums;
}
.roa-calc .roa-rev-table .roa-row-head .roa-cell {
  background: var(--roa-primary);
  color: var(--roa-paper);
  font-family: var(--roa-font-body);
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  border-bottom: none;
  min-height: 3rem;
}
.roa-calc .roa-rev-table .roa-row:last-child .roa-cell { border-bottom: none; }

.roa-calc .roa-cell-label {
  font-weight: 600;
  color: var(--roa-ink);
  font-family: var(--roa-font-display);
  font-size: 1.06em;
}

.roa-calc .roa-cell-output {
  color: var(--roa-ink);
  font-variant-numeric: tabular-nums;
  font-weight: 500;
}
.roa-calc .roa-cell-output.roa-is-zero {
  color: var(--roa-ink-quiet);
  font-weight: 400;
}
.roa-calc .roa-cell-output.roa-has-missing {
  color: var(--roa-rust);
  font-weight: 600;
}

.roa-calc .roa-rev-table .roa-row-total .roa-cell {
  background: var(--roa-tint);
  border-top: 2px solid var(--roa-primary);
  font-weight: 600;
  min-height: 4rem;
}
.roa-calc .roa-rev-table .roa-row-total .roa-cell-label {
  color: var(--roa-primary);
  font-family: var(--roa-font-display);
  font-size: 1.2em;
}
.roa-calc .roa-rev-table .roa-row-total .roa-cell-hero {
  font-family: var(--roa-font-display);
  font-size: 1.5em;
  font-weight: 600;
  color: var(--roa-primary);
}

/* Input styling — the "Excel blue" signature */
.roa-calc .roa-rev-table .roa-cell-input {
  padding: 0.7rem 0.8rem;
}
.roa-calc .roa-input-wrap {
  position: relative;
  width: 100%;
  display: flex;
  align-items: center;
  border-radius: var(--roa-radius-sm);
  background: var(--roa-edit-tint);
  border: 1px solid transparent;
  transition: border-color 120ms ease, background 120ms ease;
}
.roa-calc .roa-input-wrap:hover { border-color: rgba(34, 66, 154, 0.2); }
.roa-calc .roa-input-wrap:focus-within {
  background: var(--roa-paper);
  border-color: var(--roa-edit);
  box-shadow: var(--roa-shadow-focus);
}
.roa-calc .roa-input-wrap .roa-prefix {
  padding: 0 0.15rem 0 0.55rem;
  color: var(--roa-edit);
  font-weight: 500;
  font-variant-numeric: tabular-nums;
  user-select: none;
}
.roa-calc .roa-input-wrap input {
  width: 100%;
  min-width: 0;
  padding: 0.55rem 0.55rem 0.55rem 0.35rem;
  border: 0;
  background: transparent;
  font: inherit;
  color: var(--roa-edit);
  font-weight: 600;
  font-variant-numeric: tabular-nums;
  outline: none;
  -moz-appearance: textfield;
}
.roa-calc .roa-input-wrap.roa-no-prefix input {
  padding-left: 0.65rem;
  text-align: left;
}
.roa-calc .roa-input-wrap input::-webkit-outer-spin-button,
.roa-calc .roa-input-wrap input::-webkit-inner-spin-button {
  -webkit-appearance: none;
  margin: 0;
}

/* Explainer accordion */
.roa-calc .roa-explainer {
  margin-top: var(--roa-space-lg);
  padding: var(--roa-space-md) var(--roa-space-lg);
  background: var(--roa-paper);
  border: 1px solid var(--roa-border-soft);
  border-radius: var(--roa-radius);
}
.roa-calc .roa-explainer summary {
  cursor: pointer;
  font-weight: 600;
  color: var(--roa-primary);
  list-style: none;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.25rem 0;
}
.roa-calc .roa-explainer summary::-webkit-details-marker { display: none; }
.roa-calc .roa-explainer summary::before {
  content: "+";
  display: inline-block;
  width: 1.25rem; height: 1.25rem;
  line-height: 1.15rem;
  text-align: center;
  border-radius: 0;
  background: var(--roa-primary);
  color: var(--roa-paper);
  font-size: 0.9rem;
}
.roa-calc .roa-explainer[open] summary::before { content: "−"; }
.roa-calc .roa-explainer p { margin: var(--roa-space-md) 0 0; color: var(--roa-ink-muted); }
.roa-calc .roa-explainer table {
  margin-top: var(--roa-space-md);
  border-collapse: collapse;
  width: 100%;
  font-variant-numeric: tabular-nums;
  font-size: var(--roa-step--1);
}
.roa-calc .roa-explainer th,
.roa-calc .roa-explainer td {
  padding: 0.5rem 0.75rem;
  border-bottom: 1px solid var(--roa-border-soft);
  text-align: left;
}
.roa-calc .roa-explainer th {
  color: var(--roa-ink-quiet);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-size: 0.7rem;
}
.roa-calc .roa-explainer .roa-col-num { text-align: right; }

/* 5. STOCK MODULES ------------------------------------------- */
.roa-calc .roa-stock-grid {
  display: grid;
  gap: var(--roa-space-lg);
  grid-template-columns: 1fr;
}
@media (min-width: 720px) {
  .roa-calc .roa-stock-grid { grid-template-columns: minmax(280px, 340px) 1fr; }
}

.roa-calc .roa-share-card {
  padding: var(--roa-space-lg);
  background: var(--roa-paper);
  border: 1px solid var(--roa-border);
  border-radius: var(--roa-radius);
  box-shadow: var(--roa-shadow-sm);
}
.roa-calc .roa-share-card h3 {
  font-family: var(--roa-font-display);
  font-size: var(--roa-step-1);
  font-weight: 500;
  margin: 0 0 var(--roa-space-md);
}
.roa-calc .roa-share-card p {
  font-size: var(--roa-step--1);
  color: var(--roa-ink-muted);
  margin: 0 0 var(--roa-space-lg);
}
.roa-calc .roa-share-inputs {
  display: grid;
  gap: var(--roa-space-md);
  grid-template-columns: 1fr 1fr;
}
.roa-calc .roa-share-inputs label {
  display: block;
  font-size: var(--roa-step--1);
  color: var(--roa-ink-muted);
  font-weight: 500;
  margin-bottom: 0.3rem;
}
.roa-calc .roa-share-inputs .roa-input-wrap { min-height: 3rem; }
.roa-calc .roa-share-inputs .roa-input-wrap input {
  font-size: var(--roa-step-1);
  padding-top: 0.65rem;
  padding-bottom: 0.65rem;
}

.roa-calc .roa-result-cards {
  display: grid;
  gap: var(--roa-space-md);
  grid-template-columns: 1fr;
}
@media (min-width: 520px) {
  .roa-calc .roa-result-cards { grid-template-columns: 1fr 1fr; }
}
.roa-calc .roa-result-card {
  padding: var(--roa-space-lg);
  background: var(--roa-paper);
  border: 1px solid var(--roa-border);
  border-radius: var(--roa-radius);
  box-shadow: var(--roa-shadow-sm);
}
.roa-calc .roa-result-card .roa-label {
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--roa-ink-muted);
  margin-bottom: 0.4rem;
}
.roa-calc .roa-result-card .roa-value {
  font-family: var(--roa-font-display);
  font-size: var(--roa-step-4);
  font-weight: 500;
  color: var(--roa-ink);
  letter-spacing: -0.02em;
  font-variant-numeric: tabular-nums;
  line-height: 1.05;
}
.roa-calc .roa-result-card .roa-sub {
  margin-top: 0.4rem;
  font-size: var(--roa-step--1);
  color: var(--roa-ink-quiet);
}
.roa-calc .roa-result-card.roa-result-hero .roa-value {
  color: var(--roa-primary);
}

.roa-calc .roa-derived-line {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 0.7rem;
  margin: var(--roa-space-lg) 0;
  padding: var(--roa-space-md) var(--roa-space-lg);
  background: var(--roa-primary-tint);
  border-radius: var(--roa-radius);
  border-left: 3px solid var(--roa-primary);
}
.roa-calc .roa-derived-line .roa-derived-label {
  font-size: var(--roa-step--1);
  color: var(--roa-primary);
  font-weight: 600;
}
.roa-calc .roa-derived-line .roa-derived-value {
  font-family: var(--roa-font-display);
  font-size: var(--roa-step-2);
  font-weight: 600;
  color: var(--roa-primary);
  font-variant-numeric: tabular-nums;
}
.roa-calc .roa-derived-line .roa-derived-note {
  font-size: var(--roa-step--1);
  color: var(--roa-ink-muted);
}

/* 6. MILESTONES TABLE ---------------------------------------- */
.roa-calc .roa-gci-table {
  display: grid;
  grid-template-columns:
    minmax(140px, 1.6fr)
    minmax(100px, 1fr)
    minmax(120px, 1.2fr)
    minmax(120px, 1.2fr);
  border: 1px solid var(--roa-border);
  border-radius: var(--roa-radius);
  background: var(--roa-paper);
  overflow: hidden;
  box-shadow: var(--roa-shadow-sm);
}
.roa-calc .roa-gci-table .roa-row { display: contents; }
.roa-calc .roa-gci-table .roa-cell {
  padding: 1rem 1.1rem;
  border-bottom: 1px solid var(--roa-border-soft);
  display: flex;
  align-items: center;
  min-height: 3.5rem;
  font-variant-numeric: tabular-nums;
}
.roa-calc .roa-gci-table .roa-row-head .roa-cell {
  background: var(--roa-primary);
  color: var(--roa-paper);
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  min-height: 3rem;
  border-bottom: none;
}
.roa-calc .roa-gci-table .roa-row:last-child .roa-cell { border-bottom: none; }
.roa-calc .roa-gci-table .roa-row-total .roa-cell {
  background: var(--roa-tint);
  border-top: 2px solid var(--roa-primary);
  font-weight: 600;
  min-height: 4rem;
}
.roa-calc .roa-gci-table .roa-row-total .roa-cell-label {
  color: var(--roa-primary);
  font-family: var(--roa-font-display);
  font-size: 1.2em;
}
.roa-calc .roa-gci-table .roa-row-total .roa-cell-hero {
  font-family: var(--roa-font-display);
  font-size: 1.35em;
  color: var(--roa-primary);
}

/* 7. SUMMARY CARD -------------------------------------------- */
.roa-calc .roa-summary-section {
  padding-top: var(--roa-space-3xl);
}
.roa-calc .roa-summary {
  margin-top: 0;
  padding: var(--roa-space-2xl) var(--roa-space-xl);
  background: var(--roa-primary);
  color: var(--roa-paper);
  border-radius: var(--roa-radius-lg);
  position: relative;
  overflow: hidden;
}
.roa-calc .roa-summary .roa-eyebrow { color: rgba(255,255,255,0.7); }
.roa-calc .roa-summary .roa-eyebrow .roa-star { color: var(--roa-accent); }
.roa-calc .roa-summary .roa-display-h2 { color: var(--roa-paper); }
.roa-calc .roa-summary p { color: rgba(255,255,255,0.75); }

.roa-calc .roa-summary-grid {
  display: grid;
  gap: var(--roa-space-lg);
  grid-template-columns: 1fr;
  margin-top: var(--roa-space-xl);
}
@media (min-width: 720px) {
  .roa-calc .roa-summary-grid { grid-template-columns: 1.4fr 1fr 1fr; }
}
.roa-calc .roa-summary-item {
  padding: var(--roa-space-lg);
  background: rgba(255,255,255,0.06);
  border-radius: var(--roa-radius);
  border: 1px solid rgba(255,255,255,0.10);
}
.roa-calc .roa-summary-item .roa-label {
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.7);
  margin-bottom: 0.5rem;
}
.roa-calc .roa-summary-item .roa-value {
  font-family: var(--roa-font-display);
  font-size: var(--roa-step-5);
  font-weight: 500;
  color: var(--roa-paper);
  letter-spacing: -0.025em;
  font-variant-numeric: tabular-nums;
  line-height: 1;
}
.roa-calc .roa-summary-item.roa-summary-hero .roa-value {
  font-size: var(--roa-step-6);
  color: var(--roa-accent);
}
.roa-calc .roa-summary-item .roa-sub {
  margin-top: 0.5rem;
  font-size: var(--roa-step--1);
  color: rgba(255,255,255,0.65);
}

/* 8. METHODOLOGY --------------------------------------------- */
.roa-calc .roa-methodology {
  margin-top: var(--roa-space-3xl);
  background: var(--roa-tint);
}
.roa-calc .roa-methodology .roa-methodology-grid {
  display: grid;
  gap: var(--roa-space-xl);
  grid-template-columns: 1fr;
  margin-top: var(--roa-space-xl);
}
@media (min-width: 720px) {
  .roa-calc .roa-methodology .roa-methodology-grid { grid-template-columns: 1fr 1fr; }
}
.roa-calc .roa-methodology h3 {
  font-family: var(--roa-font-display);
  font-size: var(--roa-step-2);
  font-weight: 500;
  margin: 0 0 var(--roa-space-sm);
  color: var(--roa-primary);
}
.roa-calc .roa-methodology p { color: var(--roa-ink-muted); }
.roa-calc .roa-methodology code {
  font-family: var(--roa-font-mono);
  font-size: 0.9em;
  padding: 0.1em 0.4em;
  background: var(--roa-paper);
  border: 1px solid var(--roa-border-soft);
  border-radius: 0;
  color: var(--roa-ink);
}

/* 9. BUTTONS ------------------------------------------------- */
.roa-calc .roa-actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--roa-space-md);
  margin-top: var(--roa-space-xl);
  align-items: center;
}
.roa-calc .roa-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.85rem 1.5rem;
  border-radius: 0;
  font-family: var(--roa-font-body);
  font-size: var(--roa-step-0);
  font-weight: 600;
  text-decoration: none;
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform 120ms ease, background 120ms ease, border-color 120ms ease;
}
.roa-calc .roa-btn-primary {
  background: var(--roa-accent);
  color: var(--roa-paper);
  border-color: var(--roa-accent);
}
.roa-calc .roa-btn-primary:hover {
  background: #D44A2C;
  border-color: #D44A2C;
}
.roa-calc .roa-btn-ghost {
  background: transparent;
  color: var(--roa-ink);
  border-color: var(--roa-border);
}
.roa-calc .roa-btn-ghost:hover { border-color: var(--roa-ink-muted); }
.roa-calc .roa-btn-ghost.roa-on-dark {
  color: var(--roa-paper);
  border-color: rgba(255,255,255,0.35);
}
.roa-calc .roa-btn-ghost.roa-on-dark:hover { border-color: rgba(255,255,255,0.6); }
.roa-calc .roa-btn:focus-visible {
  outline: none;
  box-shadow: var(--roa-shadow-focus);
}

/* 10. RESPONSIVE — tables collapse into cards on narrow screens */
@media (max-width: 720px) {
  .roa-calc .roa-rev-table {
    display: block;
    background: transparent;
    border: none;
    box-shadow: none;
  }
  .roa-calc .roa-rev-table .roa-row {
    display: block;
    background: var(--roa-paper);
    border: 1px solid var(--roa-border);
    border-radius: var(--roa-radius);
    margin-bottom: var(--roa-space-md);
    padding: 0.5rem;
    box-shadow: var(--roa-shadow-sm);
  }
  .roa-calc .roa-rev-table .roa-row-head { display: none; }
  .roa-calc .roa-rev-table .roa-row .roa-cell {
    display: flex;
    justify-content: space-between;
    padding: 0.75rem 1rem;
    border-bottom: 1px solid var(--roa-border-soft);
    min-height: 3rem;
    align-items: center;
    gap: 1rem;
  }
  .roa-calc .roa-rev-table .roa-row .roa-cell::before {
    content: attr(data-label);
    font-size: 0.72rem;
    font-weight: 600;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--roa-ink-quiet);
    flex-shrink: 0;
  }
  .roa-calc .roa-rev-table .roa-row .roa-cell.roa-cell-label {
    background: var(--roa-primary);
    color: var(--roa-paper);
    border-radius: var(--roa-radius-sm);
    border-bottom: none;
    margin-bottom: 0.25rem;
    padding: 0.75rem 1rem;
    font-family: var(--roa-font-display);
    justify-content: flex-start;
  }
  .roa-calc .roa-rev-table .roa-row .roa-cell.roa-cell-label::before { display: none; }
  .roa-calc .roa-rev-table .roa-row .roa-cell:last-child { border-bottom: none; }
  .roa-calc .roa-rev-table .roa-row .roa-cell.roa-cell-input .roa-input-wrap {
    max-width: 55%;
    flex-shrink: 0;
  }
  .roa-calc .roa-rev-table .roa-row-total .roa-cell {
    background: var(--roa-tint);
    border-top: 2px solid var(--roa-primary);
  }
  .roa-calc .roa-rev-table .roa-row-total .roa-cell.roa-cell-label {
    background: var(--roa-primary);
  }

  .roa-calc .roa-gci-table {
    display: block;
    background: transparent;
    border: none;
    box-shadow: none;
  }
  .roa-calc .roa-gci-table .roa-row {
    display: block;
    background: var(--roa-paper);
    border: 1px solid var(--roa-border);
    border-radius: var(--roa-radius);
    margin-bottom: var(--roa-space-md);
    padding: 0.5rem;
    box-shadow: var(--roa-shadow-sm);
  }
  .roa-calc .roa-gci-table .roa-row-head { display: none; }
  .roa-calc .roa-gci-table .roa-row .roa-cell {
    display: flex;
    justify-content: space-between;
    padding: 0.75rem 1rem;
    align-items: center;
    gap: 1rem;
    min-height: 3rem;
  }
  .roa-calc .roa-gci-table .roa-row .roa-cell::before {
    content: attr(data-label);
    font-size: 0.72rem;
    font-weight: 600;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--roa-ink-quiet);
    flex-shrink: 0;
  }
  .roa-calc .roa-gci-table .roa-row .roa-cell.roa-cell-label {
    background: var(--roa-primary);
    color: var(--roa-paper);
    border-radius: var(--roa-radius-sm);
    padding: 0.75rem 1rem;
    font-family: var(--roa-font-display);
    justify-content: flex-start;
    border-bottom: none;
    margin-bottom: 0.25rem;
  }
  .roa-calc .roa-gci-table .roa-row .roa-cell.roa-cell-label::before { display: none; }
}

@media (max-width: 480px) {
  .roa-calc .roa-hero { padding-bottom: 2rem; }
  .roa-calc .roa-display-h1 { max-width: none; }
  .roa-calc .roa-rev-table .roa-row .roa-cell.roa-cell-input .roa-input-wrap { max-width: 60%; }
  .roa-calc .roa-summary { padding: var(--roa-space-xl) var(--roa-space-lg); }
  .roa-calc .roa-summary-item { padding: var(--roa-space-md); }
  .roa-calc .roa-actions .roa-btn { width: 100%; justify-content: center; }
}

/* 11. PRINT STYLES ------------------------------------------- */
@media print {
  .roa-calc .roa-actions { display: none; }
  .roa-calc { background: white; }
  .roa-calc .roa-summary { background: white; color: var(--roa-ink); border: 2px solid var(--roa-primary); }
  .roa-calc .roa-summary .roa-display-h2,
  .roa-calc .roa-summary-item .roa-value { color: var(--roa-ink); }
  .roa-calc .roa-summary-item.roa-summary-hero .roa-value { color: var(--roa-primary); }
  .roa-calc .roa-summary-item { background: white; border: 1px solid var(--roa-border); }
  .roa-calc .roa-summary-item .roa-label,
  .roa-calc .roa-summary-item .roa-sub { color: var(--roa-ink-muted); }
  .roa-calc .roa-rev-table .roa-row-head .roa-cell,
  .roa-calc .roa-gci-table .roa-row-head .roa-cell { background: var(--roa-primary); }
  .roa-calc input {
    -webkit-print-color-adjust: exact;
    print-color-adjust: exact;
  }
}