/* ===== DESIGN TOKENS ===== */
:root {
  /* Type Scale */
  --text-xs:   clamp(0.75rem,  0.7rem  + 0.25vw, 0.875rem);
  --text-sm:   clamp(0.875rem, 0.8rem  + 0.35vw, 1rem);
  --text-base: clamp(1rem,     0.95rem + 0.25vw, 1.125rem);
  --text-lg:   clamp(1.125rem, 1rem    + 0.75vw, 1.5rem);
  --text-xl:   clamp(1.5rem,   1.2rem  + 1.25vw, 2.25rem);
  --text-2xl:  clamp(2rem,     1.2rem  + 2.5vw,  3.5rem);
  --text-3xl:  clamp(2.5rem,   1rem    + 4vw,    5rem);

  /* Spacing */
  --space-1:  0.25rem;
  --space-2:  0.5rem;
  --space-3:  0.75rem;
  --space-4:  1rem;
  --space-5:  1.25rem;
  --space-6:  1.5rem;
  --space-8:  2rem;
  --space-10: 2.5rem;
  --space-12: 3rem;
  --space-16: 4rem;
  --space-20: 5rem;
  --space-24: 6rem;
  --space-32: 8rem;

  /* Radius */
  --radius-sm: 0.375rem;
  --radius-md: 0.5rem;
  --radius-lg: 0.75rem;
  --radius-xl: 1rem;
  --radius-full: 9999px;

  /* Transitions */
  --transition-interactive: 180ms cubic-bezier(0.16, 1, 0.3, 1);

  /* Content widths */
  --content-narrow: 640px;
  --content-default: 960px;
  --content-wide: 1200px;

  /* Fonts */
  --font-display: 'Cabinet Grotesk', 'Inter', sans-serif;
  --font-body: 'Satoshi', 'Inter', sans-serif;
}

/* ===== LIGHT MODE ===== */
:root, [data-theme="light"] {
  --color-bg: #f7f6f2;
  --color-surface: #f9f8f5;
  --color-surface-2: #fbfbf9;
  --color-surface-offset: #f3f0ec;
  --color-border: #d4d1ca;
  --color-divider: #dcd9d5;
  --color-text: #28251d;
  --color-text-muted: #7a7974;
  --color-text-faint: #bab9b4;
  --color-text-inverse: #f9f8f4;
  --color-primary: #01696f;
  --color-primary-hover: #0c4e54;
  --color-primary-active: #0f3638;
  --color-primary-highlight: #cedcd8;
  --color-success: #437a22;
  --color-warning: #964219;
  --color-error: #a12c7b;
  --shadow-sm: 0 1px 2px oklch(0.2 0.01 80 / 0.06);
  --shadow-md: 0 4px 12px oklch(0.2 0.01 80 / 0.08);
  --shadow-lg: 0 12px 32px oklch(0.2 0.01 80 / 0.12);

  /* Calculator-specific */
  --color-revenue-green: #2a9d3c;
  --color-revenue-green-bg: rgba(42, 157, 60, 0.08);
  --color-factory-used: #01696f;
  --color-factory-hidden: #2a9d3c;
  --color-factory-bg: #e8e6e1;
  --color-gauge-track: #e8e6e1;
}

/* ===== DARK MODE ===== */
[data-theme="dark"] {
  --color-bg: #171614;
  --color-surface: #1c1b19;
  --color-surface-2: #201f1d;
  --color-surface-offset: #1d1c1a;
  --color-border: #393836;
  --color-divider: #262523;
  --color-text: #cdccca;
  --color-text-muted: #797876;
  --color-text-faint: #5a5957;
  --color-text-inverse: #2b2a28;
  --color-primary: #4f98a3;
  --color-primary-hover: #227f8b;
  --color-primary-active: #1a626b;
  --color-primary-highlight: #313b3b;
  --color-success: #6daa45;
  --color-warning: #bb653b;
  --color-error: #d163a7;
  --shadow-sm: 0 1px 2px oklch(0 0 0 / 0.2);
  --shadow-md: 0 4px 12px oklch(0 0 0 / 0.3);
  --shadow-lg: 0 12px 32px oklch(0 0 0 / 0.4);

  --color-revenue-green: #4ade80;
  --color-revenue-green-bg: rgba(74, 222, 128, 0.08);
  --color-factory-used: #4f98a3;
  --color-factory-hidden: #4ade80;
  --color-factory-bg: #2a2927;
  --color-gauge-track: #2a2927;
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme]) {
    --color-bg: #171614;
    --color-surface: #1c1b19;
    --color-surface-2: #201f1d;
    --color-surface-offset: #1d1c1a;
    --color-border: #393836;
    --color-divider: #262523;
    --color-text: #cdccca;
    --color-text-muted: #797876;
    --color-text-faint: #5a5957;
    --color-text-inverse: #2b2a28;
    --color-primary: #4f98a3;
    --color-primary-hover: #227f8b;
    --color-primary-active: #1a626b;
    --color-primary-highlight: #313b3b;
    --color-success: #6daa45;
    --color-warning: #bb653b;
    --color-error: #d163a7;
    --shadow-sm: 0 1px 2px oklch(0 0 0 / 0.2);
    --shadow-md: 0 4px 12px oklch(0 0 0 / 0.3);
    --shadow-lg: 0 12px 32px oklch(0 0 0 / 0.4);
    --color-revenue-green: #4ade80;
    --color-revenue-green-bg: rgba(74, 222, 128, 0.08);
    --color-factory-used: #4f98a3;
    --color-factory-hidden: #4ade80;
    --color-factory-bg: #2a2927;
    --color-gauge-track: #2a2927;
  }
}

/* ===== LAYOUT ===== */
.page-wrapper {
  max-width: var(--content-wide);
  margin: 0 auto;
  padding: 0 var(--space-6);
}

/* ===== HEADER ===== */
.site-header {
  padding: var(--space-4) 0;
  border-bottom: 1px solid var(--color-divider);
  position: sticky;
  top: 0;
  background: color-mix(in srgb, var(--color-bg) 92%, transparent);
  z-index: 100;
  -webkit-backdrop-filter: blur(12px);
  backdrop-filter: blur(12px);
}

.header-inner {
  max-width: var(--content-wide);
  margin: 0 auto;
  padding: 0 var(--space-6);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
}

.header-brand {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  text-decoration: none;
  color: var(--color-text);
}

.header-brand svg {
  flex-shrink: 0;
}

.header-brand-text {
  display: flex;
  flex-direction: column;
  line-height: 1.2;
}

.header-brand-name {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: var(--text-sm);
  letter-spacing: -0.01em;
}

.header-brand-sub {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.theme-toggle {
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-md);
  color: var(--color-text-muted);
}

.theme-toggle:hover {
  background: var(--color-surface-offset);
  color: var(--color-text);
}

/* ===== HERO ===== */
.hero {
  padding: clamp(var(--space-16), 10vw, var(--space-32)) 0 clamp(var(--space-12), 8vw, var(--space-24));
  text-align: center;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-1) var(--space-4);
  background: var(--color-primary-highlight);
  color: var(--color-primary);
  font-size: var(--text-xs);
  font-weight: 600;
  border-radius: var(--radius-full);
  margin-bottom: var(--space-6);
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.hero h1 {
  font-family: var(--font-display);
  font-size: var(--text-3xl);
  font-weight: 900;
  letter-spacing: -0.03em;
  line-height: 1.05;
  max-width: 14ch;
  margin: 0 auto var(--space-6);
}

.hero-subtitle {
  font-size: var(--text-lg);
  color: var(--color-text-muted);
  max-width: 52ch;
  margin: 0 auto var(--space-8);
  line-height: 1.5;
}

.hero-stats {
  display: flex;
  justify-content: center;
  gap: var(--space-8);
  margin-bottom: var(--space-10);
  flex-wrap: wrap;
}

.hero-stat {
  text-align: center;
}

.hero-stat-value {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-weight: 700;
  color: var(--color-primary);
  line-height: 1.2;
}

.hero-stat-label {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  margin-top: var(--space-1);
}

.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-4) var(--space-8);
  background: var(--color-primary);
  color: var(--color-text-inverse);
  font-family: var(--font-body);
  font-size: var(--text-sm);
  font-weight: 600;
  border-radius: var(--radius-lg);
  text-decoration: none;
  letter-spacing: 0.01em;
}

.btn-primary:hover {
  background: var(--color-primary-hover);
}

.btn-primary:active {
  background: var(--color-primary-active);
}

.btn-primary svg {
  display: inline-block;
  width: 18px;
  height: 18px;
}

.btn-secondary {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-6);
  background: transparent;
  color: var(--color-primary);
  font-family: var(--font-body);
  font-size: var(--text-sm);
  font-weight: 600;
  border: 1.5px solid var(--color-primary);
  border-radius: var(--radius-lg);
  text-decoration: none;
}

.btn-secondary:hover {
  background: var(--color-primary-highlight);
}

/* ===== CALCULATOR SECTION ===== */
.calculator-section {
  padding: clamp(var(--space-8), 6vw, var(--space-16)) 0;
}

.section-label {
  font-size: var(--text-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-primary);
  margin-bottom: var(--space-3);
}

.section-title {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: var(--space-8);
}

.calc-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-8);
}

@media (max-width: 768px) {
  .calc-grid {
    grid-template-columns: 1fr;
  }
}

/* Input Card */
.calc-inputs {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: var(--space-8);
}

.input-group {
  margin-bottom: var(--space-6);
}

.input-group:last-child {
  margin-bottom: 0;
}

.input-label {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  margin-bottom: var(--space-2);
  font-size: var(--text-sm);
  font-weight: 500;
}

.input-label-hint {
  font-size: var(--text-xs);
  color: var(--color-text-faint);
  font-weight: 400;
}

.benchmark-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
  font-size: var(--text-xs);
  color: var(--color-primary);
  font-weight: 600;
  background: var(--color-primary-highlight);
  padding: 2px var(--space-2);
  border-radius: var(--radius-sm);
}

/* Slider + Input combo */
.slider-combo {
  display: flex;
  align-items: center;
  gap: var(--space-4);
}

.slider-wrapper {
  flex: 1;
  position: relative;
}

input[type="range"] {
  -webkit-appearance: none;
  appearance: none;
  width: 100%;
  height: 6px;
  background: var(--color-gauge-track);
  border-radius: var(--radius-full);
  outline: none;
  cursor: pointer;
}

input[type="range"]::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: var(--color-primary);
  border: 3px solid var(--color-surface);
  box-shadow: var(--shadow-md);
  cursor: pointer;
  transition: transform 120ms ease;
}

input[type="range"]::-webkit-slider-thumb:hover {
  transform: scale(1.15);
}

input[type="range"]::-moz-range-thumb {
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: var(--color-primary);
  border: 3px solid var(--color-surface);
  box-shadow: var(--shadow-md);
  cursor: pointer;
}

.number-input {
  width: 120px;
  padding: var(--space-2) var(--space-3);
  background: var(--color-surface-2);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  font-size: var(--text-sm);
  font-variant-numeric: tabular-nums;
  text-align: right;
  font-weight: 600;
}

.number-input:focus {
  border-color: var(--color-primary);
  outline: none;
  box-shadow: 0 0 0 3px var(--color-primary-highlight);
}

/* Select / Dropdown */
.select-input {
  width: 100%;
  padding: var(--space-3) var(--space-4);
  background: var(--color-surface-2);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  font-size: var(--text-sm);
  cursor: pointer;
  -webkit-appearance: none;
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%237a7974' stroke-width='2'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right var(--space-4) center;
  padding-right: var(--space-10);
}

.select-input:focus {
  border-color: var(--color-primary);
  outline: none;
  box-shadow: 0 0 0 3px var(--color-primary-highlight);
}

/* Country Toggle */
.country-toggle {
  display: flex;
  background: var(--color-surface-2);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  overflow: hidden;
}

.country-toggle button {
  flex: 1;
  padding: var(--space-2) var(--space-4);
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--color-text-muted);
  background: transparent;
  border: none;
  border-radius: 0;
  transition: all var(--transition-interactive);
}

.country-toggle button.active {
  background: var(--color-primary);
  color: var(--color-text-inverse);
  font-weight: 600;
}

/* Inline input row */
.inline-inputs {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-4);
}

@media (max-width: 480px) {
  .inline-inputs {
    grid-template-columns: 1fr;
  }
}

/* ===== LIVE OUTPUT PANEL ===== */
.calc-output {
  position: sticky;
  top: calc(60px + var(--space-4));
  align-self: start;
}

@media (max-width: 768px) {
  .calc-output {
    position: static;
  }
}

/* Big number card */
.big-number-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: var(--space-8);
  text-align: center;
  margin-bottom: var(--space-6);
  position: relative;
  overflow: hidden;
}

.big-number-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--color-primary), var(--color-revenue-green));
}

.big-number-label {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  margin-bottom: var(--space-2);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  font-weight: 500;
}

.big-number {
  font-family: var(--font-display);
  font-size: var(--text-2xl);
  font-weight: 900;
  color: var(--color-revenue-green);
  letter-spacing: -0.03em;
  line-height: 1.1;
  font-variant-numeric: tabular-nums;
  margin-bottom: var(--space-1);
}

.big-number-method {
  font-size: var(--text-xs);
  color: var(--color-text-faint);
}

.big-number-subtitle {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  margin-top: var(--space-3);
  line-height: 1.4;
}

/* Dual method display */
.dual-methods {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-4);
  margin-bottom: var(--space-6);
}

.method-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-5);
  text-align: center;
}

.method-card.highlighted {
  border-color: var(--color-primary);
  background: var(--color-primary-highlight);
}

.method-label {
  font-size: var(--text-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--color-text-muted);
  margin-bottom: var(--space-2);
}

.method-value {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 700;
  color: var(--color-revenue-green);
  font-variant-numeric: tabular-nums;
}

.method-desc {
  font-size: var(--text-xs);
  color: var(--color-text-faint);
  margin-top: var(--space-1);
}

/* ===== HIDDEN FACTORY GAUGE ===== */
.factory-gauge-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: var(--space-6);
  margin-bottom: var(--space-6);
}

.factory-gauge-title {
  font-family: var(--font-display);
  font-size: var(--text-sm);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  margin-bottom: var(--space-4);
  text-align: center;
}

.factory-visual {
  position: relative;
  width: 100%;
  max-width: 320px;
  margin: 0 auto var(--space-4);
}

.factory-svg {
  width: 100%;
  height: auto;
}

.factory-bar-container {
  margin-top: var(--space-4);
}

.factory-bar-labels {
  display: flex;
  justify-content: space-between;
  font-size: var(--text-xs);
  margin-bottom: var(--space-2);
}

.factory-bar {
  height: 32px;
  background: var(--color-gauge-track);
  border-radius: var(--radius-md);
  overflow: hidden;
  display: flex;
  position: relative;
}

.factory-bar-used {
  height: 100%;
  background: var(--color-factory-used);
  transition: width 800ms cubic-bezier(0.16, 1, 0.3, 1);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--text-xs);
  font-weight: 700;
  color: var(--color-text-inverse);
  min-width: 40px;
}

.factory-bar-hidden {
  height: 100%;
  background: var(--color-factory-hidden);
  transition: width 800ms cubic-bezier(0.16, 1, 0.3, 1);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--text-xs);
  font-weight: 700;
  color: #fff;
  position: relative;
  overflow: hidden;
}

.factory-bar-hidden::after {
  content: '';
  position: absolute;
  inset: 0;
  background: repeating-linear-gradient(
    -45deg,
    transparent,
    transparent 4px,
    rgba(255,255,255,0.15) 4px,
    rgba(255,255,255,0.15) 8px
  );
  animation: shimmer 3s linear infinite;
}

@keyframes shimmer {
  0% { transform: translateX(0); }
  100% { transform: translateX(16px); }
}

.factory-bar-unused {
  flex: 1;
}

.factory-legend {
  display: flex;
  gap: var(--space-6);
  justify-content: center;
  margin-top: var(--space-3);
}

.legend-item {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-xs);
  color: var(--color-text-muted);
}

.legend-dot {
  width: 10px;
  height: 10px;
  border-radius: var(--radius-sm);
  flex-shrink: 0;
}

.legend-dot.used {
  background: var(--color-factory-used);
}

.legend-dot.hidden {
  background: var(--color-factory-hidden);
}

/* ===== RESULTS SECTION ===== */
.results-section {
  padding: clamp(var(--space-8), 6vw, var(--space-16)) 0;
}

/* Scenarios */
.scenarios-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-4);
  margin-bottom: var(--space-8);
}

@media (max-width: 768px) {
  .scenarios-grid {
    grid-template-columns: 1fr;
  }
}

.scenario-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  text-align: center;
  position: relative;
}

.scenario-card.recommended {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 1px var(--color-primary);
}

.scenario-card.recommended::before {
  content: 'Recommended';
  position: absolute;
  top: calc(-1 * var(--space-3));
  left: 50%;
  transform: translateX(-50%);
  padding: 2px var(--space-3);
  background: var(--color-primary);
  color: var(--color-text-inverse);
  font-size: var(--text-xs);
  font-weight: 600;
  border-radius: var(--radius-full);
  white-space: nowrap;
}

.scenario-label {
  font-size: var(--text-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--color-text-muted);
  margin-bottom: var(--space-1);
}

.scenario-oee {
  font-size: var(--text-sm);
  color: var(--color-primary);
  font-weight: 600;
  margin-bottom: var(--space-3);
}

.scenario-value {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-weight: 700;
  color: var(--color-revenue-green);
  font-variant-numeric: tabular-nums;
  margin-bottom: var(--space-1);
}

.scenario-sub {
  font-size: var(--text-xs);
  color: var(--color-text-faint);
}

/* Chart container */
.chart-container {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: var(--space-6);
  margin-bottom: var(--space-8);
}

.chart-title {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 700;
  margin-bottom: var(--space-4);
}

.chart-canvas-wrapper {
  position: relative;
  height: 280px;
}

/* Per-line breakdown */
.per-line-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: var(--space-6);
  margin-bottom: var(--space-8);
}

.metric-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--space-3) 0;
  border-bottom: 1px solid var(--color-divider);
}

.metric-row:last-child {
  border-bottom: none;
}

.metric-label {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
}

.metric-value {
  font-family: var(--font-display);
  font-size: var(--text-sm);
  font-weight: 700;
  font-variant-numeric: tabular-nums;
}

.metric-value.green {
  color: var(--color-revenue-green);
}

/* OEE breakdown */
.oee-breakdown {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: var(--space-6);
  margin-bottom: var(--space-8);
}

.oee-loss-item {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  padding: var(--space-4) 0;
  border-bottom: 1px solid var(--color-divider);
}

.oee-loss-item:last-child {
  border-bottom: none;
}

.oee-loss-icon {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  font-size: var(--text-lg);
}

.oee-loss-icon.availability {
  background: rgba(255, 87, 87, 0.1);
  color: #ff5757;
}

.oee-loss-icon.performance {
  background: rgba(255, 167, 38, 0.1);
  color: #ffa726;
}

.oee-loss-icon.quality {
  background: rgba(102, 187, 106, 0.1);
  color: #66bb6a;
}

.oee-loss-info {
  flex: 1;
}

.oee-loss-name {
  font-size: var(--text-sm);
  font-weight: 600;
  margin-bottom: 2px;
}

.oee-loss-pct {
  font-size: var(--text-xs);
  color: var(--color-text-faint);
}

.oee-loss-value {
  font-family: var(--font-display);
  font-size: var(--text-sm);
  font-weight: 700;
  color: var(--color-warning);
  font-variant-numeric: tabular-nums;
  text-align: right;
}

/* ROI Card */
.roi-card {
  background: var(--color-primary-highlight);
  border: 1px solid var(--color-primary);
  border-radius: var(--radius-xl);
  padding: var(--space-8);
  text-align: center;
  margin-bottom: var(--space-8);
}

.roi-card-title {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 700;
  margin-bottom: var(--space-3);
}

.roi-card-value {
  font-family: var(--font-display);
  font-size: var(--text-2xl);
  font-weight: 900;
  color: var(--color-primary);
  margin-bottom: var(--space-2);
  font-variant-numeric: tabular-nums;
}

.roi-card-desc {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  max-width: 48ch;
  margin: 0 auto;
  line-height: 1.5;
}

/* ===== EMAIL CAPTURE OVERLAY ===== */
.email-overlay {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 200;
  transform: translateY(100%);
  transition: transform 500ms cubic-bezier(0.16, 1, 0.3, 1);
}

.email-overlay.visible {
  transform: translateY(0);
}

.email-overlay-inner {
  max-width: var(--content-default);
  margin: 0 auto;
  padding: var(--space-6);
}

.email-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl) var(--radius-xl) 0 0;
  padding: var(--space-8);
  box-shadow: var(--shadow-lg);
  position: relative;
}

.email-close {
  position: absolute;
  top: var(--space-4);
  right: var(--space-4);
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-md);
  color: var(--color-text-muted);
  font-size: var(--text-lg);
}

.email-close:hover {
  background: var(--color-surface-offset);
  color: var(--color-text);
}

.email-card h3 {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 700;
  margin-bottom: var(--space-2);
}

.email-card p {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  margin-bottom: var(--space-6);
}

.email-form {
  display: grid;
  grid-template-columns: 1fr 1fr auto;
  gap: var(--space-3);
  align-items: end;
}

@media (max-width: 640px) {
  .email-form {
    grid-template-columns: 1fr;
  }
}

.email-form input {
  padding: var(--space-3) var(--space-4);
  background: var(--color-surface-2);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  font-size: var(--text-sm);
}

.email-form input:focus {
  border-color: var(--color-primary);
  outline: none;
  box-shadow: 0 0 0 3px var(--color-primary-highlight);
}

.email-form .btn-primary {
  white-space: nowrap;
}

.email-extra-fields {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-3);
  margin-top: var(--space-3);
}

@media (max-width: 640px) {
  .email-extra-fields {
    grid-template-columns: 1fr;
  }
}

/* ===== CTA SECTION ===== */
.cta-section {
  padding: clamp(var(--space-12), 8vw, var(--space-24)) 0;
  text-align: center;
}

.cta-section h2 {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: var(--space-4);
}

.cta-section p {
  font-size: var(--text-base);
  color: var(--color-text-muted);
  max-width: 48ch;
  margin: 0 auto var(--space-8);
}

.cta-buttons {
  display: flex;
  gap: var(--space-4);
  justify-content: center;
  flex-wrap: wrap;
}

/* ===== REFERENCES SECTION ===== */
.references-section {
  padding: var(--space-12) 0;
  border-top: 1px solid var(--color-divider);
}

.references-section h3 {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 700;
  margin-bottom: var(--space-4);
}

.references-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.reference-item {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  padding-left: var(--space-4);
  border-left: 2px solid var(--color-divider);
  line-height: 1.5;
}

.reference-item cite {
  font-style: italic;
}

/* ===== FOOTER ===== */
.site-footer {
  padding: var(--space-8) 0;
  border-top: 1px solid var(--color-divider);
  text-align: center;
}

.footer-inner {
  max-width: var(--content-wide);
  margin: 0 auto;
  padding: 0 var(--space-6);
}

.footer-brand {
  font-family: var(--font-display);
  font-size: var(--text-sm);
  font-weight: 600;
  margin-bottom: var(--space-2);
}

.footer-links {
  display: flex;
  gap: var(--space-4);
  justify-content: center;
  flex-wrap: wrap;
  font-size: var(--text-xs);
  color: var(--color-text-muted);
}

.footer-links a {
  color: var(--color-text-muted);
  text-decoration: none;
}

.footer-links a:hover {
  color: var(--color-primary);
}

/* ===== ANIMATIONS ===== */
@keyframes countUp {
  from { opacity: 0; transform: translateY(8px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(16px); }
  to { opacity: 1; transform: translateY(0); }
}

.animate-in {
  animation: fadeInUp 600ms cubic-bezier(0.16, 1, 0.3, 1) both;
}

.animate-delay-1 { animation-delay: 100ms; }
.animate-delay-2 { animation-delay: 200ms; }
.animate-delay-3 { animation-delay: 300ms; }
.animate-delay-4 { animation-delay: 400ms; }

/* ===== RESPONSIVE TWEAKS ===== */
@media (max-width: 480px) {
  .hero h1 {
    font-size: var(--text-2xl);
  }

  .hero-stats {
    gap: var(--space-4);
  }

  .dual-methods {
    grid-template-columns: 1fr;
  }

  .big-number {
    font-size: var(--text-xl);
  }

  .number-input {
    width: 90px;
  }
}


/* ===== Paterson Consulting Brand ===== */
.brand-mark {
  flex-shrink: 0;
}
.brand-text {
  display: flex;
  flex-direction: column;
  gap: 1px;
  line-height: 1.2;
}
.brand-name {
  font-family: 'Cabinet Grotesk', var(--font-display, sans-serif);
  font-weight: 700;
  font-size: 14px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-text, #28251d);
}
.brand-sub {
  font-family: 'Satoshi', var(--font-body, sans-serif);
  font-weight: 400;
  font-size: 10.5px;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: #b08a2e;
}
[data-theme="dark"] .brand-sub {
  color: #d4a94e;
}