/* ==========================================================================
   TRADESMAN'S PLAYBOOK — CALCULATOR PAGE STYLESHEET
   v1.0 · Shared across all 100 calculator pages
   Deploy to: tradesmanplaybook.com/assets/calc.css
   ========================================================================== */

/* --------------------------------------------------------------------------
   DESIGN TOKENS
   Trade theming applied via <body data-trade="hvac|roofer|plumber|electrician|handyman">
   Default (no data-trade or "universal"): gold accent
   -------------------------------------------------------------------------- */
:root {
  /* Base palette (fixed across all pages) */
  --navy: #0D1B2A;
  --navy-2: #1A2B3D;
  --gold: #FFC107;
  --gold-hover: #FFB300;
  --cream: #F4F3EE;
  --white: #FFFFFF;
  --gray-900: #1A202C;
  --gray-600: #4A5568;
  --gray-400: #A0AEC0;
  --gray-200: #E2E8F0;
  --gray-100: #F7FAFC;

  /* Status colors (for shock hooks and tiers) */
  --red: #EF4444;
  --amber: #F59E0B;
  --green: #10B981;
  --emerald: #059669;

  /* Trade colors — used by [data-trade] to override --accent */
  --hvac: #27AE60;
  --roofer: #E67E22;
  --plumber: #2D9CDB;
  --handyman: #9B59B6;
  /* electrician uses --gold (same as universal) */

  /* --accent is the theme color that shifts per trade.
     Default: gold (universal + electrician). */
  --accent: var(--gold);

  /* Typography */
  --font-display: 'Barlow Condensed', system-ui, sans-serif;
  --font-body: 'Barlow', system-ui, sans-serif;
  --font-data: 'JetBrains Mono', ui-monospace, monospace;

  /* Layout */
  --container: 1200px;
  --radius-sm: 4px;
  --radius: 8px;
  --radius-lg: 12px;

  /* Shadows */
  --shadow: 0 4px 12px rgba(13,27,42,0.08);
  --shadow-lg: 0 12px 32px rgba(13,27,42,0.12);
}

/* Trade theme overrides */
body[data-trade="hvac"]     { --accent: var(--hvac); }
body[data-trade="roofer"]   { --accent: var(--roofer); }
body[data-trade="plumber"]  { --accent: var(--plumber); }
body[data-trade="handyman"] { --accent: var(--handyman); }
/* electrician + universal use gold (default) */

/* --------------------------------------------------------------------------
   RESET & BASE
   -------------------------------------------------------------------------- */
* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--font-body);
  color: var(--gray-900);
  background: var(--cream);
  line-height: 1.5;
  font-size: 17px;
  -webkit-font-smoothing: antialiased;
}

/* --------------------------------------------------------------------------
   NAV
   -------------------------------------------------------------------------- */
.nav { background: var(--navy); color: var(--white); padding: 16px 0; border-bottom: 3px solid var(--gold); }
.nav-inner { max-width: var(--container); margin: 0 auto; padding: 0 20px; display: flex; justify-content: space-between; align-items: center; gap: 20px; }
.nav-logo { font-family: var(--font-display); font-weight: 900; font-size: 22px; color: var(--white); text-decoration: none; letter-spacing: 0.5px; }
.nav-links { display: flex; gap: 24px; align-items: center; }
.nav-links a { color: var(--white); text-decoration: none; font-weight: 500; font-size: 15px; transition: color 0.15s; }
.nav-links a:hover { color: var(--gold); }
.nav-links .nav-cta { background: var(--gold); color: var(--navy); padding: 8px 16px; border-radius: var(--radius-sm); font-weight: 700; }
.nav-links .nav-cta:hover { background: var(--gold-hover); color: var(--navy); }

/* --------------------------------------------------------------------------
   HERO
   -------------------------------------------------------------------------- */
.hero { background: var(--navy); color: var(--white); padding: 48px 20px 40px; text-align: center; }
.hero-inner { max-width: 800px; margin: 0 auto; }
.eyebrow { font-family: var(--font-display); font-weight: 700; font-size: 14px; letter-spacing: 3px; color: var(--accent); text-transform: uppercase; margin-bottom: 16px; }
.hero h1 { font-family: var(--font-display); font-weight: 900; font-size: clamp(36px, 6vw, 56px); line-height: 1.05; letter-spacing: -0.5px; margin-bottom: 16px; text-transform: uppercase; }
.hero-lead { font-size: 19px; color: var(--gray-400); max-width: 620px; margin: 0 auto; }

/* --------------------------------------------------------------------------
   CALCULATOR
   -------------------------------------------------------------------------- */
.calc-section { padding: 40px 20px 60px; background: var(--cream); }
.calc-inner { max-width: 1080px; margin: 0 auto; }
.calc-grid { display: grid; grid-template-columns: 1fr; gap: 24px; }
@media (min-width: 900px) { .calc-grid { grid-template-columns: 1fr 1fr; gap: 32px; } }

.calc-card { background: var(--white); border: 1px solid var(--gray-200); border-radius: var(--radius); padding: 32px 28px; box-shadow: var(--shadow); }
.calc-card-title { font-family: var(--font-display); font-weight: 700; font-size: 22px; letter-spacing: 1px; text-transform: uppercase; color: var(--navy); margin-bottom: 20px; padding-bottom: 12px; border-bottom: 2px solid var(--gray-200); }

/* Fields */
.field { margin-bottom: 18px; }
.field-label { display: block; font-size: 14px; font-weight: 600; color: var(--gray-600); margin-bottom: 6px; }
.field-hint { display: block; font-size: 12px; color: var(--gray-400); margin-top: 4px; }
.field-input { position: relative; }
.field-input input, .field-input select {
  width: 100%; padding: 12px 14px 12px 32px;
  font-family: var(--font-data); font-size: 17px; font-weight: 500;
  border: 1.5px solid var(--gray-200); border-radius: var(--radius-sm);
  background: var(--white); color: var(--navy);
  transition: border-color 0.15s, box-shadow 0.15s;
  -moz-appearance: textfield;
}
.field-input input:focus, .field-input select:focus {
  outline: none; border-color: var(--accent);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--accent) 15%, transparent);
}
.field-input input::-webkit-outer-spin-button,
.field-input input::-webkit-inner-spin-button { -webkit-appearance: none; margin: 0; }
.field-input .prefix, .field-input .suffix {
  position: absolute; top: 50%; transform: translateY(-50%);
  color: var(--gray-400); font-family: var(--font-data); font-weight: 700; font-size: 15px;
  pointer-events: none;
}
.field-input .prefix { left: 12px; }
.field-input .suffix { right: 12px; }
.field-input.no-prefix input, .field-input.no-prefix select { padding-left: 14px; }
.field-input.with-suffix input { padding-right: 44px; }

.calc-reset {
  display: inline-block; margin-top: 8px;
  background: transparent; border: none; color: var(--gray-600);
  font-family: var(--font-body); font-size: 13px; font-weight: 600;
  cursor: pointer; text-decoration: underline; text-underline-offset: 3px;
}
.calc-reset:hover { color: var(--navy); }

/* Mode toggle (used by converter-type calcs like TP-004) */
.mode-toggle {
  display: flex; gap: 0; margin-bottom: 24px;
  border: 2px solid var(--navy); border-radius: var(--radius-sm); overflow: hidden;
}
.mode-toggle button {
  flex: 1; padding: 14px 12px; background: var(--white); color: var(--navy);
  border: none; font-family: var(--font-display); font-weight: 700; font-size: 15px;
  text-transform: uppercase; letter-spacing: 1px; cursor: pointer;
  transition: background 0.15s, color 0.15s;
}
.mode-toggle button.active { background: var(--navy); color: var(--white); }
.mode-toggle button:not(.active):hover { background: var(--cream); }

/* --------------------------------------------------------------------------
   RESULT CARD
   -------------------------------------------------------------------------- */
.result-card {
  background: var(--navy); color: var(--white);
  padding: 32px 28px; border-radius: var(--radius);
  box-shadow: var(--shadow-lg);
  position: sticky; top: 20px; align-self: start;
}
.result-title { font-family: var(--font-display); font-weight: 700; font-size: 14px; letter-spacing: 3px; text-transform: uppercase; color: var(--accent); margin-bottom: 24px; }
.result-main { margin-bottom: 24px; }
.result-value {
  font-family: var(--font-data); font-weight: 700;
  font-size: clamp(48px, 8vw, 68px); line-height: 1; letter-spacing: -1.5px;
  color: var(--white); transition: color 0.3s;
}
.result-value.negative { color: var(--red); }
.result-value.warning  { color: var(--amber); }
.result-value.good     { color: var(--green); }
.result-label { font-size: 14px; color: var(--gray-400); font-weight: 500; margin-top: 4px; letter-spacing: 0.5px; }

.result-secondary {
  display: grid; grid-template-columns: 1fr 1fr; gap: 16px;
  margin-bottom: 24px; padding-top: 20px;
  border-top: 1px solid rgba(255,255,255,0.1);
}
.result-secondary-item .val { font-family: var(--font-data); font-weight: 700; font-size: 22px; color: var(--white); display: block; }
.result-secondary-item .lab { font-size: 12px; color: var(--gray-400); text-transform: uppercase; letter-spacing: 1px; margin-top: 2px; }

/* Side-by-side comparison (used by TP-004 markup vs margin) */
.comparison {
  display: grid; grid-template-columns: 1fr 1fr; gap: 16px;
  padding: 20px; background: var(--navy-2); border-radius: var(--radius-sm);
  margin-bottom: 24px;
}
.comparison-cell { text-align: center; }
.comparison-cell .lab { font-size: 12px; color: var(--gray-400); text-transform: uppercase; letter-spacing: 1.5px; margin-bottom: 6px; }
.comparison-cell .val { font-family: var(--font-data); font-weight: 700; font-size: 26px; color: var(--white); display: block; }
.comparison-cell.you .val { color: var(--accent); }
.comparison-cell.real .val { color: var(--red); }

/* --------------------------------------------------------------------------
   SHOCK HOOK — signature element, tier-based color coding
   -------------------------------------------------------------------------- */
.shock-hook {
  padding: 16px 18px; border-radius: var(--radius-sm);
  border-left: 4px solid var(--accent);
  background: var(--navy-2);
  font-size: 15px; line-height: 1.5; color: var(--white);
  min-height: 68px; transition: border-color 0.3s;
}
.shock-hook.red    { border-left-color: var(--red); }
.shock-hook.amber  { border-left-color: var(--amber); }
.shock-hook.green  { border-left-color: var(--green); }
.shock-hook strong { color: var(--accent); font-weight: 700; }
.shock-hook.red strong    { color: var(--red); }
.shock-hook.amber strong  { color: var(--amber); }
.shock-hook.green strong  { color: var(--green); }
.result-empty { color: var(--gray-400); font-style: italic; font-size: 15px; }

/* --------------------------------------------------------------------------
   EMAIL OPT-IN
   -------------------------------------------------------------------------- */
.optin {
  max-width: 720px; margin: 40px auto 0;
  padding: 28px 24px; background: var(--white);
  border: 2px solid var(--accent); border-radius: var(--radius);
  text-align: center;
}
.optin-title { font-family: var(--font-display); font-weight: 700; font-size: 22px; color: var(--navy); text-transform: uppercase; letter-spacing: 0.5px; margin-bottom: 6px; }
.optin-desc { color: var(--gray-600); margin-bottom: 20px; font-size: 15px; }
.optin-form { display: flex; gap: 8px; max-width: 480px; margin: 0 auto; flex-wrap: wrap; justify-content: center; }
.optin-form input {
  flex: 1; min-width: 220px; padding: 12px 14px;
  border: 1.5px solid var(--gray-200); border-radius: var(--radius-sm);
  font-family: var(--font-body); font-size: 15px; color: var(--navy);
}
.optin-form input:focus { outline: none; border-color: var(--accent); }
.optin-form button {
  background: var(--navy); color: var(--white); border: none;
  padding: 12px 24px; border-radius: var(--radius-sm);
  font-family: var(--font-body); font-weight: 700; font-size: 15px;
  cursor: pointer; transition: background 0.15s; letter-spacing: 0.3px;
}
.optin-form button:hover { background: var(--gray-900); }
.optin-note { font-size: 12px; color: var(--gray-400); margin-top: 12px; }

/* --------------------------------------------------------------------------
   EXPLAINER
   -------------------------------------------------------------------------- */
.explainer { background: var(--white); padding: 64px 20px; border-top: 1px solid var(--gray-200); border-bottom: 1px solid var(--gray-200); }
.explainer-inner { max-width: 720px; margin: 0 auto; }
.section-eyebrow { font-family: var(--font-display); font-weight: 700; font-size: 13px; letter-spacing: 3px; color: var(--accent); text-transform: uppercase; margin-bottom: 12px; }
.section-h2 { font-family: var(--font-display); font-weight: 900; font-size: clamp(28px, 4vw, 40px); line-height: 1.1; color: var(--navy); text-transform: uppercase; letter-spacing: -0.5px; margin-bottom: 24px; }
.explainer h3 { font-family: var(--font-display); font-weight: 700; font-size: 22px; color: var(--navy); text-transform: uppercase; letter-spacing: 0.5px; margin-top: 32px; margin-bottom: 12px; }
.explainer p { margin-bottom: 16px; font-size: 17px; line-height: 1.65; color: var(--gray-900); }

.formula-box { background: var(--gray-100); border-left: 4px solid var(--accent); padding: 20px 24px; margin: 20px 0; font-family: var(--font-data); font-size: 15px; color: var(--navy); border-radius: var(--radius-sm); }

.benchmark-table { width: 100%; border-collapse: collapse; margin: 20px 0; font-size: 15px; }
.benchmark-table th, .benchmark-table td { padding: 12px 14px; text-align: left; border-bottom: 1px solid var(--gray-200); }
.benchmark-table th { background: var(--navy); color: var(--white); font-family: var(--font-display); font-weight: 700; text-transform: uppercase; letter-spacing: 1px; font-size: 13px; }
.benchmark-table td:first-child { font-weight: 600; color: var(--navy); }
.benchmark-table .tier-red td:first-child    { color: var(--red); }
.benchmark-table .tier-amber td:first-child  { color: var(--amber); }
.benchmark-table .tier-green td:first-child  { color: var(--emerald); }

.disclaimer { background: var(--gray-100); border-left: 4px solid var(--amber); padding: 16px 20px; margin: 20px 0; font-size: 14px; color: var(--gray-600); border-radius: var(--radius-sm); }
.disclaimer strong { color: var(--gray-900); }

/* --------------------------------------------------------------------------
   RELATED CALCULATORS
   -------------------------------------------------------------------------- */
.related { background: var(--cream); padding: 64px 20px; }
.related-inner { max-width: var(--container); margin: 0 auto; }
.related-grid { display: grid; grid-template-columns: 1fr; gap: 20px; margin-top: 24px; }
@media (min-width: 700px) { .related-grid { grid-template-columns: repeat(3, 1fr); } }
.related-card {
  background: var(--white); border: 1px solid var(--gray-200); border-radius: var(--radius);
  padding: 24px; text-decoration: none; color: inherit;
  transition: transform 0.15s, box-shadow 0.15s, border-color 0.15s;
  display: block;
}
.related-card:hover { transform: translateY(-3px); box-shadow: var(--shadow-lg); border-color: var(--accent); }
.related-card-tag { font-family: var(--font-display); font-size: 11px; font-weight: 700; letter-spacing: 2px; color: var(--accent); text-transform: uppercase; margin-bottom: 8px; }
.related-card-title { font-family: var(--font-display); font-weight: 700; font-size: 20px; color: var(--navy); text-transform: uppercase; letter-spacing: 0.5px; margin-bottom: 8px; line-height: 1.15; }
.related-card-desc { font-size: 14px; color: var(--gray-600); line-height: 1.5; }
.related-card-arrow { display: inline-block; margin-top: 12px; color: var(--navy); font-weight: 700; font-size: 14px; }

/* --------------------------------------------------------------------------
   KIT CTA —  5-GRID (for universal calcs)
   -------------------------------------------------------------------------- */
.kits { background: var(--navy); color: var(--white); padding: 64px 20px; }
.kits-inner { max-width: var(--container); margin: 0 auto; }
.kits-header { text-align: center; margin-bottom: 32px; }
.kits-header .section-eyebrow { color: var(--gold); }
.kits-header .section-h2 { color: var(--white); }
.kits-header p { color: var(--gray-400); max-width: 620px; margin: 0 auto; font-size: 17px; }
.kits-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 16px; margin-top: 32px; }
.kit-card {
  background: var(--navy-2); border: 1.5px solid rgba(255,255,255,0.1); border-radius: var(--radius);
  padding: 24px 20px; text-decoration: none; color: inherit;
  transition: border-color 0.15s, transform 0.15s;
  text-align: center; display: flex; flex-direction: column; align-items: center;
}
.kit-card:hover { border-color: var(--gold); transform: translateY(-3px); }
.kit-icon { font-size: 32px; margin-bottom: 8px; }
.kit-name { font-family: var(--font-display); font-weight: 700; font-size: 20px; text-transform: uppercase; letter-spacing: 0.5px; color: var(--white); margin-bottom: 4px; }
.kit-price { font-family: var(--font-data); font-weight: 700; font-size: 22px; color: var(--gold); margin: 8px 0; }
.kit-cta { font-size: 13px; color: var(--gray-400); text-transform: uppercase; letter-spacing: 1px; font-weight: 700; margin-top: 4px; }

/* --------------------------------------------------------------------------
   KIT CTA — SINGLE (for trade-specific calcs)
   -------------------------------------------------------------------------- */
.kit-single { background: var(--navy); color: var(--white); padding: 64px 20px; }
.kit-single-inner { max-width: 720px; margin: 0 auto; text-align: center; }
.kit-single-inner .section-eyebrow { color: var(--accent); }
.kit-single-inner .section-h2 { color: var(--white); margin-bottom: 12px; }
.kit-single-inner .kit-desc { color: var(--gray-400); font-size: 18px; max-width: 560px; margin: 0 auto 32px; line-height: 1.55; }
.kit-single-box {
  background: var(--navy-2); border: 1.5px solid var(--accent); border-radius: var(--radius-lg);
  padding: 32px 28px; max-width: 480px; margin: 0 auto;
}
.kit-single-icon { font-size: 48px; margin-bottom: 8px; }
.kit-single-name { font-family: var(--font-display); font-weight: 900; font-size: 28px; text-transform: uppercase; letter-spacing: 0.5px; color: var(--white); margin-bottom: 4px; }
.kit-single-tag { font-size: 13px; color: var(--gray-400); text-transform: uppercase; letter-spacing: 2px; margin-bottom: 20px; }
.kit-single-features { text-align: left; list-style: none; margin: 20px 0 24px; padding: 0; }
.kit-single-features li { color: var(--gray-400); font-size: 15px; margin-bottom: 8px; padding-left: 22px; position: relative; }
.kit-single-features li::before { content: '✓'; position: absolute; left: 0; color: var(--accent); font-weight: 700; }
.kit-single-price { font-family: var(--font-data); font-weight: 700; font-size: 36px; color: var(--accent); margin: 16px 0 20px; }
.kit-single-btn {
  display: inline-block; background: var(--accent); color: var(--white); text-decoration: none;
  padding: 14px 32px; border-radius: var(--radius-sm);
  font-family: var(--font-body); font-weight: 700; font-size: 16px;
  letter-spacing: 0.5px; text-transform: uppercase;
  transition: transform 0.15s, filter 0.15s;
}
.kit-single-btn:hover { filter: brightness(1.1); transform: translateY(-2px); }

/* --------------------------------------------------------------------------
   FOOTER
   -------------------------------------------------------------------------- */
.footer { background: var(--navy); color: var(--gray-400); padding: 32px 20px; border-top: 1px solid rgba(255,255,255,0.05); text-align: center; font-size: 14px; }
.footer a { color: var(--gray-400); text-decoration: none; }
.footer a:hover { color: var(--gold); }
.footer-brand { font-family: var(--font-display); font-weight: 900; font-size: 18px; color: var(--white); margin-bottom: 8px; }
.footer-links { display: flex; gap: 20px; justify-content: center; margin: 12px 0 16px; flex-wrap: wrap; }

/* --------------------------------------------------------------------------
   ACCESSIBILITY & MOTION
   -------------------------------------------------------------------------- */
:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }
@media (prefers-reduced-motion: reduce) {
  * { transition: none !important; animation: none !important; }
  html { scroll-behavior: auto; }
}
