/* ==========================================================================
   NYC Concrete Calculators & Cost Estimators - Performance & UI/UX Stylesheet
   Modern, Construction-grade, Ultra-fast, Zero-pill discipline, Responsive
   ========================================================================== */

:root {
  --color-slate-950: #020617;
  --color-slate-900: #0f172a;
  --color-slate-800: #1e293b;
  --color-slate-700: #334155;
  --color-slate-600: #475569;
  --color-slate-500: #64748b;
  --color-slate-400: #94a3b8;
  --color-slate-300: #cbd5e1;
  --color-slate-200: #e2e8f0;
  --color-slate-100: #f1f5f9;
  --color-slate-50: #f8fafc;
  --color-white: #ffffff;

  /* Safety Construction Orange Accent */
  --color-accent: #ea580c;
  --color-accent-hover: #c2410c;
  --color-accent-light: #fff7ed;
  --color-accent-border: #ffedd5;
  --color-accent-ring: rgba(234, 88, 12, 0.25);

  /* Status Colors */
  --color-success: #15803d;
  --color-success-bg: #f0fdf4;
  --color-warning: #b45309;
  --color-warning-bg: #fefce8;
  --color-danger: #b91c1c;
  --color-danger-bg: #fef2f2;

  /* Typography & Layout - High Speed System Font Fallbacks */
  --font-sans: 'Plus Jakarta Sans', system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --font-mono: 'JetBrains Mono', ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --radius-xl: 20px;
  
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.06), 0 2px 4px -2px rgba(0, 0, 0, 0.04);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.07), 0 4px 6px -4px rgba(0, 0, 0, 0.03);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.08), 0 8px 10px -6px rgba(0, 0, 0, 0.03);
}

*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-family: var(--font-sans);
  color: var(--color-slate-800);
  background-color: var(--color-slate-50);
  line-height: 1.55;
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
  text-rendering: optimizeLegibility;
}

body {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

img, svg {
  display: block;
  max-width: 100%;
  height: auto;
}

a {
  color: inherit;
  text-decoration: none;
}

/* Tabular numerals for all data */
.tabular-nums {
  font-variant-numeric: tabular-nums;
  font-family: var(--font-mono);
}

/* Containers */
.container {
  width: 100%;
  max-width: 1240px;
  margin-left: auto;
  margin-right: auto;
  padding-left: 1.5rem;
  padding-right: 1.5rem;
}

.container-narrow {
  max-width: 860px;
}

/* ==========================================================================
   Header & Top Bar (Strict Top Bar Contract: 3 Zones, Single-Line, No Pills)
   ========================================================================== */
.top-notice-bar {
  background: var(--color-slate-950);
  color: var(--color-slate-300);
  font-size: 0.8125rem;
  padding: 0.4rem 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.top-notice-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
}

.top-notice-meta {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--color-slate-400);
}

.top-phone-link {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  color: var(--color-white);
  font-weight: 600;
  transition: color 0.15s ease;
  white-space: nowrap;
}

.top-phone-link:hover {
  color: #fb923c;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(255, 255, 255, 0.96);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--color-slate-200);
  transition: background-color 0.2s;
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
  height: 4.25rem;
}

/* Zone 1: Wordmark */
.site-brand {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  font-weight: 800;
  font-size: 1.15rem;
  color: var(--color-slate-900);
  letter-spacing: -0.02em;
  white-space: nowrap;
  flex-shrink: 0;
}

.brand-icon-box {
  width: 2.25rem;
  height: 2.25rem;
  background: var(--color-slate-900);
  color: var(--color-accent);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

/* Zone 2: Navigation Links */
.desktop-nav {
  display: flex;
  align-items: center;
  gap: 1.5rem;
}

.nav-link {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-slate-600);
  white-space: nowrap;
  flex-shrink: 0;
  position: relative;
  padding: 0.35rem 0;
  transition: color 0.15s ease;
}

.nav-link:hover, .nav-link.active {
  color: var(--color-slate-900);
}

.nav-link.active::after {
  content: "";
  position: absolute;
  bottom: -4px;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--color-accent);
  border-radius: 2px;
}

/* Zone 3: Primary Header Action */
.header-cta-group {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  flex-shrink: 0;
}

.btn-header-call {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  background: var(--color-accent);
  color: var(--color-white);
  padding: 0.55rem 1.1rem;
  border-radius: var(--radius-md);
  font-weight: 700;
  font-size: 0.875rem;
  white-space: nowrap;
  box-shadow: 0 1px 3px rgba(234, 88, 12, 0.25);
  transition: transform 0.15s ease, background-color 0.15s ease;
}

.btn-header-call:hover {
  background: var(--color-accent-hover);
  transform: translateY(-1px);
}

.mobile-menu-btn {
  display: none;
  background: none;
  border: 1px solid var(--color-slate-200);
  padding: 0.45rem;
  border-radius: var(--radius-sm);
  color: var(--color-slate-800);
  cursor: pointer;
}

/* Mobile Nav Drawer */
.mobile-nav-panel {
  display: none;
  position: fixed;
  top: 4.25rem;
  left: 0;
  right: 0;
  background: var(--color-white);
  border-bottom: 1px solid var(--color-slate-200);
  box-shadow: var(--shadow-xl);
  padding: 1rem 1.25rem;
  z-index: 49;
  max-height: 85vh;
  overflow-y: auto;
}

.mobile-nav-panel.open {
  display: block;
}

.mobile-nav-links {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.mobile-nav-link {
  padding: 0.65rem 0.85rem;
  border-radius: var(--radius-sm);
  font-weight: 600;
  color: var(--color-slate-800);
  font-size: 0.925rem;
  background: var(--color-slate-50);
}

.mobile-nav-link:hover, .mobile-nav-link.active {
  background: var(--color-accent-light);
  color: var(--color-accent);
}

/* ==========================================================================
   Typography & Unboxed Text Kickers (Anti-Slop Zero-Pill)
   ========================================================================== */
.text-kicker {
  font-size: 0.8125rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--color-accent);
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 0.5rem;
}

.text-kicker-slate {
  color: var(--color-slate-500);
}

.text-separator {
  color: var(--color-slate-300);
  font-weight: 400;
}

/* Breadcrumb */
.breadcrumb-nav {
  padding: 0.85rem 0;
  font-size: 0.8125rem;
  color: var(--color-slate-500);
}

.breadcrumb-list {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.4rem;
  list-style: none;
}

.breadcrumb-item a {
  color: var(--color-slate-600);
  transition: color 0.15s;
}

.breadcrumb-item a:hover {
  color: var(--color-accent);
}

.breadcrumb-separator {
  color: var(--color-slate-300);
}

.breadcrumb-current {
  color: var(--color-slate-900);
  font-weight: 600;
}

/* ==========================================================================
   Hero Section with 2-Column Split & Quick Estimator
   ========================================================================== */
.page-hero {
  background: linear-gradient(180deg, var(--color-white) 0%, var(--color-slate-50) 100%);
  border-bottom: 1px solid var(--color-slate-200);
  padding: 3rem 0;
  position: relative;
}

.hero-split-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2.5rem;
  align-items: center;
}

@media (min-width: 992px) {
  .hero-split-grid {
    grid-template-columns: 1.15fr 0.85fr;
  }
}

.page-hero-title {
  font-size: clamp(2.15rem, 3.8vw, 3.25rem);
  font-weight: 800;
  color: var(--color-slate-900);
  letter-spacing: -0.03em;
  line-height: 1.15;
  text-wrap: balance;
  margin-bottom: 1rem;
}

.page-hero-subtitle {
  font-size: 1.05rem;
  color: var(--color-slate-600);
  line-height: 1.6;
  margin-bottom: 1.75rem;
}

.hero-meta-row {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 1.25rem;
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--color-slate-600);
  margin-top: 2rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--color-slate-200);
}

.hero-meta-item {
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

/* Quick Hero Estimator Card */
.hero-estimator-card {
  background: var(--color-white);
  border: 1px solid var(--color-slate-200);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-xl);
  padding: 1.75rem;
  position: relative;
}

.hero-card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid var(--color-slate-100);
  padding-bottom: 0.85rem;
  margin-bottom: 1.25rem;
}

.hero-card-title {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--color-slate-900);
  display: flex;
  align-items: center;
  gap: 0.45rem;
}

/* ==========================================================================
   Buttons
   ========================================================================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.45rem;
  font-weight: 700;
  font-size: 0.925rem;
  padding: 0.7rem 1.35rem;
  border-radius: var(--radius-md);
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform 0.15s ease, background-color 0.15s ease, box-shadow 0.15s ease;
  line-height: 1.2;
  white-space: nowrap;
  flex-shrink: 0;
}

.btn-primary {
  background-color: var(--color-accent);
  color: var(--color-white);
  box-shadow: 0 1px 3px rgba(234, 88, 12, 0.25);
}

.btn-primary:hover {
  background-color: var(--color-accent-hover);
  transform: translateY(-1px);
  box-shadow: 0 4px 8px rgba(234, 88, 12, 0.35);
}

.btn-secondary {
  background-color: var(--color-slate-900);
  color: var(--color-white);
}

.btn-secondary:hover {
  background-color: var(--color-slate-800);
  transform: translateY(-1px);
}

.btn-outline {
  background-color: var(--color-white);
  color: var(--color-slate-700);
  border-color: var(--color-slate-300);
}

.btn-outline:hover {
  background-color: var(--color-slate-100);
  border-color: var(--color-slate-400);
  color: var(--color-slate-900);
}

.btn-sm {
  padding: 0.35rem 0.65rem;
  font-size: 0.8125rem;
  border-radius: var(--radius-sm);
}

.btn-lg {
  padding: 0.85rem 1.65rem;
  font-size: 1rem;
}

/* ==========================================================================
   Calculator Grid & Form Controls
   ========================================================================== */
.calculator-section {
  padding: 2.5rem 0 4rem;
}

.calc-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
  align-items: start;
}

@media (min-width: 992px) {
  .calc-grid {
    grid-template-columns: 1.15fr 0.85fr;
  }
}

.calc-card {
  background: var(--color-white);
  border: 1px solid var(--color-slate-200);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  padding: 1.75rem;
}

.calc-card-header {
  border-bottom: 1px solid var(--color-slate-100);
  padding-bottom: 1rem;
  margin-bottom: 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.calc-card-title {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--color-slate-900);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

/* Preset Quick Buttons */
.preset-bar {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  flex-wrap: wrap;
  margin-bottom: 1.25rem;
}

.preset-btn {
  background: var(--color-slate-100);
  border: 1px solid var(--color-slate-200);
  border-radius: var(--radius-sm);
  padding: 0.3rem 0.65rem;
  font-size: 0.775rem;
  font-weight: 600;
  color: var(--color-slate-700);
  cursor: pointer;
  transition: all 0.15s ease;
  white-space: nowrap;
}

.preset-btn:hover {
  background: var(--color-accent-light);
  border-color: var(--color-accent-border);
  color: var(--color-accent);
}

/* Form Controls */
.form-group {
  margin-bottom: 1.25rem;
}

.form-label {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-slate-700);
  margin-bottom: 0.35rem;
}

.form-label-hint {
  font-weight: 400;
  font-size: 0.775rem;
  color: var(--color-slate-500);
}

.input-slider-row {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.range-slider {
  flex: 1;
  accent-color: var(--color-accent);
  height: 6px;
  cursor: pointer;
}

.form-control {
  width: 100%;
  padding: 0.6rem 0.85rem;
  font-size: 0.925rem;
  font-family: inherit;
  color: var(--color-slate-900);
  background-color: var(--color-white);
  border: 1px solid var(--color-slate-300);
  border-radius: var(--radius-md);
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
  line-height: 1.4;
}

.form-control:focus {
  outline: none;
  border-color: var(--color-accent);
  box-shadow: 0 0 0 3px var(--color-accent-ring);
}

.form-control.has-addon-right {
  padding-right: 3rem;
}

.input-addon-right {
  position: absolute;
  right: 0.75rem;
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--color-slate-500);
  pointer-events: none;
}

.form-row-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}

.form-row-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.75rem;
}

@media (max-width: 640px) {
  .form-row-2, .form-row-3 {
    grid-template-columns: 1fr;
  }
}

/* Waste Segmented Buttons */
.waste-selector {
  display: flex;
  gap: 0.4rem;
  margin-top: 0.35rem;
}

.waste-btn {
  flex: 1;
  padding: 0.35rem 0.5rem;
  font-size: 0.8125rem;
  font-weight: 600;
  border: 1px solid var(--color-slate-300);
  background: var(--color-slate-50);
  color: var(--color-slate-700);
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all 0.15s ease;
  text-align: center;
}

.waste-btn:hover {
  border-color: var(--color-accent);
  color: var(--color-accent);
}

.waste-btn.active {
  background: var(--color-slate-900);
  color: var(--color-white);
  border-color: var(--color-slate-900);
}

/* Unit Switcher */
.unit-switcher {
  display: inline-flex;
  background: var(--color-slate-100);
  border: 1px solid var(--color-slate-200);
  border-radius: var(--radius-sm);
  padding: 0.15rem;
}

.unit-switch-btn {
  padding: 0.2rem 0.55rem;
  font-size: 0.775rem;
  font-weight: 600;
  color: var(--color-slate-600);
  background: none;
  border: none;
  border-radius: var(--radius-sm);
  cursor: pointer;
}

.unit-switch-btn.active {
  background: var(--color-white);
  color: var(--color-slate-900);
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.08);
}

/* Stepper Component (+ / - buttons for effortless mobile and desktop adjustments) */
.stepper-wrap {
  display: flex;
  align-items: stretch;
  border: 1px solid var(--color-slate-300);
  border-radius: var(--radius-md);
  background: var(--color-white);
  overflow: hidden;
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
  height: 2.65rem;
}

.stepper-wrap:focus-within {
  border-color: var(--color-accent);
  box-shadow: 0 0 0 3px var(--color-accent-ring);
}

.stepper-btn {
  width: 2.5rem;
  background: var(--color-slate-100);
  color: var(--color-slate-700);
  border: none;
  font-size: 1.15rem;
  font-weight: 700;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  user-select: none;
  transition: background 0.12s ease, color 0.12s ease;
}

.stepper-btn:hover {
  background: var(--color-slate-200);
  color: var(--color-slate-900);
}

.stepper-btn:active {
  background: var(--color-slate-300);
}

.stepper-input {
  flex: 1;
  border: none;
  padding: 0.4rem 0.6rem;
  font-size: 0.95rem;
  font-family: var(--font-mono);
  font-weight: 700;
  text-align: center;
  color: var(--color-slate-900);
  background: transparent;
  min-width: 0;
}

.stepper-input:focus {
  outline: none;
}

/* Quick Tool Switcher Tabs */
.quick-calc-tabs {
  display: flex;
  background: var(--color-slate-100);
  padding: 0.25rem;
  border-radius: var(--radius-md);
  gap: 0.25rem;
  margin-bottom: 1.25rem;
  overflow-x: auto;
  scrollbar-width: none;
}

.quick-calc-tabs::-webkit-scrollbar {
  display: none;
}

.quick-calc-tab-btn {
  flex: 1;
  min-width: 80px;
  padding: 0.45rem 0.65rem;
  font-size: 0.775rem;
  font-weight: 700;
  color: var(--color-slate-600);
  background: transparent;
  border: none;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all 0.15s ease;
  white-space: nowrap;
  text-align: center;
}

.quick-calc-tab-btn:hover {
  color: var(--color-slate-900);
}

.quick-calc-tab-btn.active {
  background: var(--color-white);
  color: var(--color-slate-900);
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.08);
}

/* NYC Borough Dynamic Selector */
.borough-selector-wrap {
  display: flex;
  align-items: center;
  gap: 0.35rem;
  flex-wrap: wrap;
  margin-bottom: 0.85rem;
}

.borough-btn {
  padding: 0.3rem 0.65rem;
  font-size: 0.775rem;
  font-weight: 600;
  color: var(--color-slate-600);
  background: var(--color-slate-100);
  border: 1px solid var(--color-slate-200);
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all 0.15s ease;
}

.borough-btn:hover {
  background: var(--color-slate-200);
  color: var(--color-slate-900);
}

.borough-btn.active {
  background: var(--color-slate-900);
  color: var(--color-white);
  border-color: var(--color-slate-900);
}

.borough-tip-box {
  background: #f0fdf4;
  border: 1px solid #bbf7d0;
  border-radius: var(--radius-sm);
  padding: 0.65rem 0.85rem;
  font-size: 0.8rem;
  color: #166534;
  margin-bottom: 1rem;
  display: flex;
  align-items: flex-start;
  gap: 0.45rem;
  line-height: 1.45;
}

/* Mobile input touch font size (anti-iOS zoom) */
@media (max-width: 768px) {
  .form-control, .stepper-input, select {
    font-size: 16px !important;
  }
}

/* Performance optimizations: contain offscreen repaints */
.content-section, .faq-list, .site-footer {
  content-visibility: auto;
  contain-intrinsic-size: 1px 400px;
}

/* ==========================================================================
   Results Card
   ========================================================================== */
.results-card {
  position: sticky;
  top: 5.5rem;
  background: var(--color-white);
  border: 1px solid var(--color-slate-200);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  padding: 1.75rem;
}

.results-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-bottom: 1px solid var(--color-slate-100);
  padding-bottom: 0.85rem;
  margin-bottom: 1.25rem;
}

.hero-metric-box {
  background: linear-gradient(135deg, var(--color-slate-950) 0%, var(--color-slate-900) 100%);
  color: var(--color-white);
  border-radius: var(--radius-md);
  padding: 1.5rem;
  margin-bottom: 1.25rem;
  position: relative;
  overflow: hidden;
}

.hero-metric-label {
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: #fb923c;
  margin-bottom: 0.35rem;
}

.hero-metric-value {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: 2.25rem;
  font-weight: 800;
  line-height: 1.1;
  color: var(--color-white);
  letter-spacing: -0.02em;
}

.hero-metric-subtext {
  font-size: 0.8125rem;
  color: var(--color-slate-300);
  margin-top: 0.45rem;
}

/* Interactive SVG Slab Preview */
.slab-diagram-box {
  background: var(--color-slate-50);
  border: 1px solid var(--color-slate-200);
  border-radius: var(--radius-md);
  padding: 0.75rem;
  margin-bottom: 1.25rem;
  text-align: center;
}

.slab-diagram-svg {
  width: 100%;
  height: 90px;
}

/* Breakdown Table */
.breakdown-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.875rem;
  margin-bottom: 1.25rem;
}

.breakdown-table tr {
  border-bottom: 1px solid var(--color-slate-100);
}

.breakdown-table td {
  padding: 0.6rem 0;
  color: var(--color-slate-600);
}

.breakdown-table td:last-child {
  text-align: right;
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-weight: 600;
  color: var(--color-slate-900);
}

.breakdown-table tr.total-row {
  border-top: 2px solid var(--color-slate-900);
  border-bottom: none;
}

.breakdown-table tr.total-row td {
  padding-top: 0.75rem;
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--color-slate-900);
}

.breakdown-table tr.total-row td:last-child {
  color: var(--color-accent);
  font-size: 1.15rem;
}

/* Results CTA Card */
.results-cta-card {
  background: var(--color-slate-50);
  border: 1px solid var(--color-slate-200);
  border-radius: var(--radius-md);
  padding: 1.25rem;
  text-align: center;
}

.results-cta-title {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--color-slate-900);
  margin-bottom: 0.25rem;
}

.results-cta-desc {
  font-size: 0.8125rem;
  color: var(--color-slate-600);
  margin-bottom: 0.85rem;
}

.results-cta-phone {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.45rem;
  width: 100%;
  padding: 0.7rem 1rem;
  background: var(--color-accent);
  color: var(--color-white);
  font-size: 0.95rem;
  font-weight: 800;
  border-radius: var(--radius-md);
  box-shadow: 0 1px 3px rgba(234, 88, 12, 0.25);
  transition: transform 0.15s ease, background-color 0.15s ease;
}

.results-cta-phone:hover {
  background: var(--color-accent-hover);
  transform: translateY(-1px);
}

/* Toast Notification for Clipboard Copy */
.toast-notice {
  position: fixed;
  bottom: 5.5rem;
  right: 1.5rem;
  background: var(--color-slate-900);
  color: var(--color-white);
  font-size: 0.85rem;
  font-weight: 600;
  padding: 0.65rem 1rem;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  display: flex;
  align-items: center;
  gap: 0.5rem;
  z-index: 100;
  opacity: 0;
  transform: translateY(10px);
  pointer-events: none;
  transition: opacity 0.2s ease, transform 0.2s ease;
}

.toast-notice.show {
  opacity: 1;
  transform: translateY(0);
}

/* ==========================================================================
   Bento Grid & Feature Cards
   ========================================================================== */
.content-section {
  padding: 3.5rem 0;
}

.content-section-light {
  background-color: var(--color-white);
  border-top: 1px solid var(--color-slate-200);
  border-bottom: 1px solid var(--color-slate-200);
}

.section-header {
  text-align: center;
  max-width: 700px;
  margin: 0 auto 2.5rem;
}

.section-title {
  font-size: clamp(1.75rem, 2.8vw, 2.25rem);
  font-weight: 800;
  color: var(--color-slate-900);
  letter-spacing: -0.02em;
  margin-bottom: 0.5rem;
  text-wrap: balance;
}

.section-subtitle {
  font-size: 0.975rem;
  color: var(--color-slate-600);
  line-height: 1.6;
}

/* Asymmetric Bento Cards */
.bento-grid {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: 1.5rem;
}

.bento-col-8 {
  grid-column: span 12;
}

.bento-col-4 {
  grid-column: span 12;
}

.bento-col-6 {
  grid-column: span 12;
}

@media (min-width: 768px) {
  .bento-col-6 {
    grid-column: span 6;
  }
}

@media (min-width: 992px) {
  .bento-col-8 {
    grid-column: span 8;
  }
  .bento-col-4 {
    grid-column: span 4;
  }
  .bento-col-6 {
    grid-column: span 6;
  }
}

.bento-card {
  background: var(--color-white);
  border: 1px solid var(--color-slate-200);
  border-radius: var(--radius-lg);
  padding: 1.75rem;
  display: flex;
  flex-direction: column;
  transition: transform 0.15s ease, box-shadow 0.15s ease, border-color 0.15s ease;
  position: relative;
  overflow: hidden;
}

.bento-card:hover {
  border-color: var(--color-slate-300);
  box-shadow: var(--shadow-lg);
  transform: translateY(-2px);
}

.bento-media-box {
  width: 100%;
  height: 200px;
  border-radius: var(--radius-md);
  overflow: hidden;
  margin-bottom: 1.25rem;
  background: var(--color-slate-100);
}

.bento-media-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.3s ease;
}

.bento-card:hover .bento-media-img {
  transform: scale(1.02);
}

.bento-card-title {
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--color-slate-900);
  letter-spacing: -0.01em;
  margin-bottom: 0.5rem;
}

.bento-card-desc {
  font-size: 0.9rem;
  color: var(--color-slate-600);
  line-height: 1.55;
  margin-bottom: 1.25rem;
  flex-grow: 1;
}

.bento-card-link {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  font-size: 0.875rem;
  font-weight: 700;
  color: var(--color-accent);
  transition: gap 0.15s ease;
}

.bento-card:hover .bento-card-link {
  gap: 0.55rem;
}

/* Prose Guide Content */
.prose {
  color: var(--color-slate-700);
  line-height: 1.7;
}

.prose h2 {
  font-size: 1.55rem;
  font-weight: 800;
  color: var(--color-slate-900);
  letter-spacing: -0.02em;
  margin: 2.25rem 0 1rem;
}

.prose h3 {
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--color-slate-900);
  margin: 1.75rem 0 0.65rem;
}

.prose p {
  margin-bottom: 1.15rem;
}

.prose ul, .prose ol {
  margin-bottom: 1.25rem;
  padding-left: 1.5rem;
}

.prose li {
  margin-bottom: 0.45rem;
}

/* Callout Box (No Thick Left Accent Cliché, Subtle Border) */
.nyc-callout {
  background: var(--color-slate-50);
  border: 1px solid var(--color-slate-200);
  border-radius: var(--radius-md);
  padding: 1.25rem;
  margin: 1.5rem 0;
}

.nyc-callout-title {
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--color-slate-900);
  display: flex;
  align-items: center;
  gap: 0.45rem;
  margin-bottom: 0.45rem;
}

.nyc-callout-text {
  font-size: 0.875rem;
  color: var(--color-slate-700);
  line-height: 1.6;
}

/* FAQ Accordion */
.faq-list {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  max-width: 820px;
  margin: 0 auto;
}

.faq-item {
  background: var(--color-white);
  border: 1px solid var(--color-slate-200);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: border-color 0.15s;
}

.faq-item[open] {
  border-color: var(--color-slate-400);
  box-shadow: var(--shadow-sm);
}

.faq-question {
  padding: 1rem 1.25rem;
  font-size: 1rem;
  font-weight: 700;
  color: var(--color-slate-900);
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  list-style: none;
}

.faq-question::-webkit-details-marker {
  display: none;
}

.faq-icon {
  width: 1.15rem;
  height: 1.15rem;
  color: var(--color-slate-400);
  transition: transform 0.15s ease;
}

.faq-item[open] .faq-icon {
  transform: rotate(180deg);
  color: var(--color-accent);
}

.faq-answer {
  padding: 0 1.25rem 1.15rem;
  color: var(--color-slate-600);
  font-size: 0.9rem;
  line-height: 1.65;
  border-top: 1px solid var(--color-slate-100);
  padding-top: 0.85rem;
}

/* ==========================================================================
   Full Width Contractor Banner
   ========================================================================== */
.cta-banner {
  background: linear-gradient(135deg, var(--color-slate-950) 0%, var(--color-slate-900) 100%);
  color: var(--color-white);
  padding: 3.5rem 0;
  text-align: center;
}

.cta-banner-inner {
  max-width: 760px;
  margin: 0 auto;
}

.cta-banner-title {
  font-size: clamp(1.85rem, 3.2vw, 2.5rem);
  font-weight: 800;
  letter-spacing: -0.02em;
  margin-bottom: 0.75rem;
  text-wrap: balance;
}

.cta-banner-desc {
  font-size: 1.05rem;
  color: var(--color-slate-300);
  margin-bottom: 1.75rem;
  line-height: 1.6;
}

/* ==========================================================================
   Footer
   ========================================================================== */
.site-footer {
  background-color: var(--color-slate-950);
  color: var(--color-slate-400);
  font-size: 0.85rem;
  padding: 3.5rem 0 2rem;
  margin-top: auto;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.5fr;
  gap: 2.5rem;
  margin-bottom: 3rem;
}

@media (max-width: 900px) {
  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 580px) {
  .footer-grid {
    grid-template-columns: 1fr;
  }
}

.footer-brand-title {
  color: var(--color-white);
  font-size: 1.15rem;
  font-weight: 800;
  margin-bottom: 0.65rem;
}

.footer-brand-desc {
  line-height: 1.6;
  margin-bottom: 1.25rem;
  color: var(--color-slate-400);
  max-width: 320px;
}

.footer-heading {
  color: var(--color-white);
  font-size: 0.875rem;
  font-weight: 700;
  margin-bottom: 1rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.footer-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.55rem;
}

.footer-links a {
  color: var(--color-slate-400);
  transition: color 0.15s;
}

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

.footer-contact-box {
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-md);
  padding: 1rem;
}

.footer-phone-btn {
  display: flex;
  align-items: center;
  gap: 0.45rem;
  color: var(--color-white);
  font-size: 1.1rem;
  font-weight: 800;
  margin: 0.35rem 0 0.5rem;
}

.footer-phone-btn:hover {
  color: #fb923c;
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  padding-top: 1.5rem;
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  font-size: 0.8125rem;
}

.footer-legal-links {
  display: flex;
  gap: 1.25rem;
}

/* ==========================================================================
   Mobile Sticky Call Bar (Capped <= 15% viewport height)
   ========================================================================== */
.mobile-sticky-bar {
  display: none;
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background: var(--color-slate-950);
  border-top: 2px solid var(--color-accent);
  padding: 0.65rem 1rem;
  z-index: 99;
  box-shadow: 0 -4px 12px rgba(0, 0, 0, 0.25);
  max-height: 4.5rem;
}

@media (max-width: 768px) {
  .mobile-sticky-bar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 0.75rem;
  }

  body {
    padding-bottom: 4.5rem;
  }

  .desktop-nav {
    display: none;
  }

  .btn-header-call {
    display: none;
  }

  .mobile-menu-btn {
    display: block;
  }
}

.sticky-call-info {
  display: flex;
  flex-direction: column;
}

.sticky-call-label {
  font-size: 0.7rem;
  font-weight: 600;
  color: var(--color-slate-400);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.sticky-call-number {
  font-size: 0.95rem;
  font-weight: 800;
  color: var(--color-white);
  letter-spacing: -0.01em;
}

.sticky-call-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  background: var(--color-accent);
  color: var(--color-white);
  padding: 0.55rem 0.95rem;
  border-radius: var(--radius-sm);
  font-weight: 700;
  font-size: 0.8125rem;
  white-space: nowrap;
}

/* ==========================================================================
   Print Stylesheet
   ========================================================================== */
@media print {
  .top-notice-bar,
  .site-header,
  .mobile-sticky-bar,
  .cta-banner,
  .site-footer,
  .preset-bar,
  .range-slider,
  .toast-notice {
    display: none !important;
  }

  body {
    background: white !important;
    color: black !important;
    padding: 0 !important;
  }

  .container {
    max-width: 100% !important;
    padding: 0 !important;
  }

  .calc-grid {
    display: block !important;
  }

  .calc-card, .results-card {
    border: 1px solid #94a3b8 !important;
    box-shadow: none !important;
    page-break-inside: avoid;
    margin-bottom: 1.5rem;
  }

  .hero-metric-box {
    background: #f1f5f9 !important;
    color: #0f172a !important;
    border: 1px solid #cbd5e1 !important;
  }

  .hero-metric-value, .hero-metric-label {
    color: #0f172a !important;
  }
}