/* ==========================================================================
   MSP Process — ROI Calculator
   Light/dark aware via [data-theme]. Uses the same cyan→green palette and
   non-boxy primitives as the rest of the site. Chart.js is loaded via the
   CDN by roi.js (lazy).
   ========================================================================== */

/* Product colors — fixed regardless of theme, used in chart + dots */
.roi-calc-section,
.roi-method-section {
  --roi-c1: var(--brand-green);
  --roi-c2: var(--brand-cyan);
  --roi-c3: #a064ff;
  --roi-c4: #ffb43d;
  --roi-c5: #ff5e88;
  --roi-c6: #14e8a6;
}

/* --- Gradient text helpers ---------------------------------------------- */
.roi-hero__title .grad,
.roi-final__title .grad,
.sa-head__title .roi-grad {
  background: linear-gradient(135deg, var(--brand-cyan) 0%, var(--brand-green) 100%);
  -webkit-background-clip: text; background-clip: text;
  -webkit-text-fill-color: transparent; color: transparent;
}

/* ==========================================================================
   HERO
   ========================================================================== */
.roi-hero {
  position: relative;
  padding-block: clamp(4rem, 9vw, 7rem);
  overflow: hidden;
  border-bottom: 1px solid var(--hairline);
}
.roi-hero__bg {
  position: absolute; inset: 0;
  pointer-events: none;
}
.roi-hero__grid {
  position: absolute; inset: 0;
  background-image:
    linear-gradient(color-mix(in srgb, var(--brand-cyan) 8%, transparent) 1px, transparent 1px),
    linear-gradient(90deg, color-mix(in srgb, var(--brand-cyan) 8%, transparent) 1px, transparent 1px);
  background-size: 56px 56px;
  -webkit-mask-image: radial-gradient(ellipse 90% 60% at center top, #000 30%, transparent 80%);
          mask-image: radial-gradient(ellipse 90% 60% at center top, #000 30%, transparent 80%);
}
[data-theme="dark"] .roi-hero__grid {
  background-image:
    linear-gradient(rgba(0, 186, 251, 0.10) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0, 186, 251, 0.10) 1px, transparent 1px);
}
.roi-hero__glow {
  position: absolute;
  width: 680px; height: 680px;
  border-radius: 50%;
  filter: blur(90px);
  opacity: 0.45;
}
.roi-hero__glow--1 {
  top: -10%; left: -8%;
  background: radial-gradient(circle, rgba(0, 230, 118, 0.40), transparent 70%);
}
.roi-hero__glow--2 {
  bottom: -20%; right: -8%;
  background: radial-gradient(circle, rgba(0, 191, 255, 0.30), transparent 70%);
}
.roi-hero__inner {
  position: relative; z-index: 1;
  text-align: center;
  max-width: 940px;
}
.roi-hero__pulse {
  width: 8px; height: 8px; border-radius: 50%;
  background: var(--brand-cyan);
  box-shadow: 0 0 14px var(--brand-cyan);
  animation: roiPulse 2s infinite;
}
@keyframes roiPulse { 0%, 100% { opacity: 1; transform: scale(1); } 50% { opacity: 0.5; transform: scale(0.85); } }
@media (prefers-reduced-motion: reduce) { .roi-hero__pulse { animation: none; } }

.roi-hero__title {
  font-family: var(--font-brand);
  font-weight: 800;
  font-size: clamp(40px, 5.4vw, 72px);
  line-height: 1.04;
  letter-spacing: -0.025em;
  color: var(--heading);
  margin: 24px 0;
}
.roi-hero__sub {
  font-size: 19px;
  color: var(--text);
  max-width: 880px;
  margin: 0 auto;
  line-height: 1.6;
  font-weight: 300;
}

/* Screen-reader only utility */
.msp-sr-only {
  position: absolute;
  width: 1px; height: 1px;
  padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0,0,0,0);
  white-space: nowrap; border: 0;
}

/* ==========================================================================
   CALCULATOR SHELL
   ========================================================================== */
.roi-calc-section { padding-block: clamp(3rem, 7vw, 5rem); }

.roi-calc {
  display: grid;
  grid-template-columns: 420px 1fr;
  gap: 28px;
  max-width: 1320px;
  margin: 0 auto;
  align-items: start;
}
@media (max-width: 1080px) {
  .roi-calc { grid-template-columns: 1fr; }
}

/* --- Input panel -------------------------------------------------------- */
.roi-inputs {
  background:
    linear-gradient(180deg, color-mix(in srgb, var(--heading) 3%, transparent), transparent);
  border: 1px solid var(--hairline);
  border-radius: 20px;
  padding: 28px 26px;
  position: sticky;
  top: 90px;
}
@media (max-width: 1080px) { .roi-inputs { position: static; } }

.roi-inputs__title {
  display: flex; align-items: center; gap: 10px;
  font-family: var(--font-brand);
  font-weight: 700;
  font-size: 16px;
  color: var(--heading);
  margin: 0 0 22px;
  letter-spacing: -0.005em;
}
.roi-inputs__title::before {
  content: '';
  width: 8px; height: 8px; border-radius: 50%;
  background: var(--brand-green);
  box-shadow: 0 0 10px var(--brand-green);
}

.roi-input-group { margin-bottom: 22px; }
.roi-input-group:last-of-type { margin-bottom: 0; }
.roi-input-row {
  display: flex; justify-content: space-between; align-items: baseline;
  margin-bottom: 8px;
}
.roi-input-label {
  color: var(--text);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: -0.005em;
}
.roi-input-val {
  color: var(--brand-green);
  font-family: var(--font-mono, 'JetBrains Mono', ui-monospace, monospace);
  font-weight: 800;
  font-size: 14.5px;
}

.roi-slider {
  -webkit-appearance: none; appearance: none;
  width: 100%; height: 6px;
  background: color-mix(in srgb, var(--heading) 10%, transparent);
  border-radius: 999px;
  outline: none; cursor: pointer;
}
.roi-slider::-webkit-slider-thumb {
  -webkit-appearance: none; appearance: none;
  width: 20px; height: 20px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--brand-cyan), var(--brand-green));
  cursor: pointer;
  box-shadow:
    0 0 0 6px color-mix(in srgb, var(--brand-cyan) 14%, transparent),
    0 4px 12px -2px rgba(0, 186, 251, 0.55);
  transition: transform 0.15s;
}
.roi-slider::-webkit-slider-thumb:hover { transform: scale(1.15); }
.roi-slider::-moz-range-thumb {
  width: 20px; height: 20px; border: none; border-radius: 50%;
  background: linear-gradient(135deg, var(--brand-cyan), var(--brand-green));
  cursor: pointer;
  box-shadow: 0 0 0 6px color-mix(in srgb, var(--brand-cyan) 14%, transparent);
}
.roi-slider:focus-visible {
  outline: 2px solid var(--brand-cyan);
  outline-offset: 4px;
  border-radius: 4px;
}

/* --- Product toggles ---------------------------------------------------- */
.roi-toggle-section {
  margin-top: 22px;
  padding-top: 22px;
  border-top: 1px solid var(--hairline);
}
.roi-toggle-title {
  color: var(--text);
  font-family: var(--font-mono, 'JetBrains Mono', ui-monospace, monospace);
  font-size: 10.5px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  font-weight: 800;
  margin: 0 0 12px;
  opacity: 0.75;
}

.roi-toggle {
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 12px;
  align-items: center;
  width: 100%;
  padding: 12px 0;
  background: transparent;
  border: 0;
  border-radius: 0;
  text-align: left;
  cursor: pointer;
  user-select: none;
  font: inherit;
  color: inherit;
}
.roi-toggle + .roi-toggle {
  border-top: 1px dashed color-mix(in srgb, var(--heading) 8%, transparent);
}
.roi-toggle:focus-visible {
  outline: 2px solid var(--brand-cyan);
  outline-offset: 2px;
  border-radius: 6px;
}
.roi-toggle-icon {
  width: 32px; height: 32px; border-radius: 9px;
  background: color-mix(in srgb, var(--heading) 4%, transparent);
  border: 1px solid var(--hairline);
  display: grid; place-items: center;
  color: var(--text);
  transition: all 0.2s;
  flex-shrink: 0;
}
.roi-toggle-icon svg { width: 16px; height: 16px; }
.roi-toggle.is-on .roi-toggle-icon {
  background: color-mix(in srgb, var(--brand-cyan) 10%, transparent);
  border-color: color-mix(in srgb, var(--brand-cyan) 36%, transparent);
  color: var(--brand-cyan);
}
.roi-toggle-text { min-width: 0; }
.roi-toggle-label {
  color: var(--heading);
  font-size: 13.5px; font-weight: 700;
  line-height: 1.2;
  display: block;
}
.roi-toggle-hint {
  color: var(--text); opacity: 0.7;
  font-size: 11px;
  margin-top: 3px;
  display: block;
}

.roi-switch {
  position: relative; width: 38px; height: 22px;
  background: color-mix(in srgb, var(--heading) 12%, transparent);
  border-radius: 999px;
  transition: background 0.25s;
  flex-shrink: 0;
}
.roi-switch::after {
  content: ''; position: absolute;
  top: 3px; left: 3px;
  width: 16px; height: 16px;
  background: #fff;
  border-radius: 50%;
  transition: transform 0.25s, background 0.25s;
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.2);
}
.roi-toggle.is-on .roi-switch {
  background: linear-gradient(135deg, var(--brand-cyan), var(--brand-green));
}
.roi-toggle.is-on .roi-switch::after { transform: translateX(16px); }

/* ==========================================================================
   RESULTS PANEL
   ========================================================================== */
.roi-results {
  display: grid;
  grid-template-rows: auto auto auto;
  gap: 22px;
}

/* --- Headline card ------------------------------------------------------ */
.roi-headline {
  position: relative;
  background:
    linear-gradient(135deg,
      color-mix(in srgb, var(--brand-cyan) 12%, transparent),
      color-mix(in srgb, var(--brand-green) 12%, transparent));
  border: 1px solid color-mix(in srgb, var(--brand-cyan) 28%, transparent);
  border-radius: 22px;
  padding: 36px 38px;
  overflow: hidden;
}
.roi-headline::before {
  content: ''; position: absolute; inset: 0;
  background-image:
    linear-gradient(color-mix(in srgb, var(--brand-cyan) 8%, transparent) 1px, transparent 1px),
    linear-gradient(90deg, color-mix(in srgb, var(--brand-cyan) 8%, transparent) 1px, transparent 1px);
  background-size: 40px 40px;
  -webkit-mask-image: radial-gradient(ellipse at center, #000 30%, transparent 80%);
          mask-image: radial-gradient(ellipse at center, #000 30%, transparent 80%);
  pointer-events: none;
}
.roi-headline__row {
  position: relative; z-index: 1;
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  gap: 28px;
  align-items: end;
}
@media (max-width: 760px) {
  .roi-headline__row { grid-template-columns: 1fr; gap: 18px; }
}
.roi-headline__tag {
  font-family: var(--font-mono, 'JetBrains Mono', ui-monospace, monospace);
  font-size: 11px; letter-spacing: 0.18em; text-transform: uppercase;
  font-weight: 800;
  color: var(--brand-green);
  margin-bottom: 10px;
}
.roi-headline__amount {
  font-family: var(--font-brand);
  font-size: clamp(40px, 4.4vw, 64px);
  font-weight: 800;
  line-height: 1;
  letter-spacing: -0.025em;
  background: linear-gradient(135deg, var(--brand-green), color-mix(in srgb, var(--brand-green) 50%, var(--brand-cyan)) 60%, var(--brand-cyan));
  -webkit-background-clip: text; background-clip: text;
  -webkit-text-fill-color: transparent; color: transparent;
  margin-bottom: 8px;
  transition: opacity 0.3s;
}
.roi-headline__sub {
  color: var(--text); opacity: 0.78;
  font-size: 13px; font-weight: 600;
}
.roi-headline__stat {
  padding: 16px 18px;
  background: var(--bg);
  border: 1px solid var(--hairline);
  border-radius: 14px;
}
.roi-headline__stat-lbl {
  color: var(--text); opacity: 0.72;
  font-family: var(--font-mono, 'JetBrains Mono', ui-monospace, monospace);
  font-size: 10.5px; letter-spacing: 0.14em;
  text-transform: uppercase; font-weight: 800;
  margin-bottom: 8px;
}
.roi-headline__stat-num {
  color: var(--heading);
  font-family: var(--font-brand);
  font-size: clamp(22px, 2.2vw, 30px);
  font-weight: 800; line-height: 1;
  letter-spacing: -0.015em;
  margin-bottom: 4px;
}
.roi-headline__stat-meta {
  color: var(--text); opacity: 0.55;
  font-size: 11.5px; font-weight: 600;
}

/* --- Chart card --------------------------------------------------------- */
.roi-chart-card {
  background:
    linear-gradient(180deg, color-mix(in srgb, var(--heading) 2%, transparent), transparent);
  border: 1px solid var(--hairline);
  border-radius: 22px;
  padding: 28px 30px;
}
.roi-chart-head {
  display: flex; justify-content: space-between; align-items: center;
  margin-bottom: 22px;
  flex-wrap: wrap; gap: 12px;
}
.roi-chart-title {
  color: var(--heading);
  font-family: var(--font-brand);
  font-size: 16px; font-weight: 700;
  letter-spacing: -0.005em;
  margin: 0;
}
.roi-chart-tabs {
  display: flex; gap: 4px;
  padding: 4px;
  background: color-mix(in srgb, var(--heading) 4%, transparent);
  border: 1px solid var(--hairline);
  border-radius: 10px;
}
.roi-chart-tab {
  padding: 6px 14px;
  border: 0;
  border-radius: 7px;
  background: transparent;
  color: var(--text); opacity: 0.65;
  font-family: var(--font-mono, 'JetBrains Mono', ui-monospace, monospace);
  font-size: 11px; font-weight: 800;
  letter-spacing: 0.08em; text-transform: uppercase;
  cursor: pointer;
  transition: all 0.2s;
}
.roi-chart-tab:hover { opacity: 1; color: var(--heading); }
.roi-chart-tab.is-active {
  color: var(--brand-green);
  background: color-mix(in srgb, var(--brand-green) 10%, transparent);
  opacity: 1;
}
.roi-chart-canvas-wrap {
  position: relative;
  height: 320px;
}

/* --- Breakdown ---------------------------------------------------------- */
.roi-breakdown {
  background:
    linear-gradient(180deg, color-mix(in srgb, var(--heading) 2%, transparent), transparent);
  border: 1px solid var(--hairline);
  border-radius: 22px;
  padding: 24px 30px;
}
.roi-breakdown__title {
  color: var(--heading);
  font-family: var(--font-brand);
  font-size: 16px; font-weight: 700;
  margin: 0 0 14px;
  letter-spacing: -0.005em;
}
.roi-row {
  display: grid;
  grid-template-columns: auto 1fr auto auto;
  gap: 16px;
  align-items: center;
  padding: 14px 0;
  border-top: 1px dashed color-mix(in srgb, var(--heading) 8%, transparent);
}
.roi-row:first-of-type { border-top: 0; padding-top: 6px; }
.roi-row.is-off { opacity: 0.4; }
.roi-row-dot {
  width: 10px; height: 10px; border-radius: 50%;
  flex-shrink: 0;
  box-shadow: 0 0 10px currentColor;
}
.roi-row-text .name {
  color: var(--heading);
  font-weight: 700; font-size: 14.5px;
  line-height: 1.2;
}
.roi-row-text .desc {
  color: var(--text); opacity: 0.7;
  font-size: 12.5px; margin-top: 3px;
}
.roi-row-pct {
  color: var(--text); opacity: 0.6;
  font-family: var(--font-mono, 'JetBrains Mono', ui-monospace, monospace);
  font-size: 11.5px;
  min-width: 48px;
  text-align: right;
}
.roi-row-amt {
  color: var(--heading);
  font-family: var(--font-mono, 'JetBrains Mono', ui-monospace, monospace);
  font-weight: 800; font-size: 15px;
  min-width: 120px;
  text-align: right;
}

/* ==========================================================================
   METHODOLOGY
   ========================================================================== */
.roi-method-section { padding-block: clamp(3.5rem, 8vw, 6rem); }
.roi-method-section .sa-head { text-align: center; }
.roi-method-section .sa-head__title { color: var(--heading); }
.roi-method-section .sa-head__sub { color: var(--text); }

.roi-method {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
  max-width: 1080px;
  margin: clamp(2rem, 4vw, 3rem) auto 0;
}
@media (max-width: 760px) { .roi-method { grid-template-columns: 1fr; } }

.roi-method__card {
  background:
    linear-gradient(180deg, color-mix(in srgb, var(--heading) 2%, transparent), transparent);
  border: 1px solid var(--hairline);
  border-radius: 14px;
  padding: 22px 24px;
}
.roi-method__card--wide { grid-column: 1 / -1; }
.roi-method__h {
  display: flex; align-items: center; gap: 10px;
  color: var(--heading);
  font-family: var(--font-brand);
  font-size: 15px; font-weight: 700;
  margin: 0 0 8px;
  letter-spacing: -0.005em;
}
.roi-method__dot {
  width: 9px; height: 9px; border-radius: 50%;
  background: var(--dot, var(--brand-green));
  box-shadow: 0 0 10px var(--dot, var(--brand-green));
}
.roi-method__p {
  color: var(--text);
  font-size: 13.5px; line-height: 1.55;
  margin: 0;
  font-weight: 300;
}
.roi-method__p strong { font-weight: 600; color: var(--heading); }

/* ==========================================================================
   FINAL CTA
   ========================================================================== */
.roi-final-section { padding-block: clamp(3.5rem, 8vw, 6rem); }
.roi-final {
  position: relative;
  background:
    linear-gradient(135deg,
      color-mix(in srgb, var(--brand-cyan) 14%, transparent),
      color-mix(in srgb, var(--brand-green) 12%, transparent));
  border: 1px solid color-mix(in srgb, var(--brand-cyan) 28%, transparent);
  border-radius: 22px;
  padding: clamp(2.5rem, 5vw, 4rem) clamp(1.5rem, 4vw, 3rem);
  max-width: 1080px;
  margin: 0 auto;
  text-align: center;
  overflow: hidden;
}
.roi-final::before {
  content: ''; position: absolute; inset: 0;
  background-image:
    linear-gradient(color-mix(in srgb, var(--brand-cyan) 6%, transparent) 1px, transparent 1px),
    linear-gradient(90deg, color-mix(in srgb, var(--brand-cyan) 6%, transparent) 1px, transparent 1px);
  background-size: 48px 48px;
  -webkit-mask-image: radial-gradient(ellipse at center, #000 30%, transparent 80%);
          mask-image: radial-gradient(ellipse at center, #000 30%, transparent 80%);
  pointer-events: none;
}
.roi-final__inner { position: relative; z-index: 1; }
.roi-final__title {
  font-family: var(--font-brand);
  color: var(--heading);
  font-size: clamp(26px, 3.2vw, 44px);
  font-weight: 800; line-height: 1.12;
  letter-spacing: -0.02em;
  margin: 0 0 14px;
}
.roi-final__sub {
  color: var(--text);
  font-size: 16px;
  max-width: 720px;
  margin: 0 auto 30px;
  line-height: 1.55;
  font-weight: 300;
}
.roi-final__cta {
  display: flex; gap: 14px;
  justify-content: center; flex-wrap: wrap;
}