/* =========================================================================
   FastFoodCalc — Design System
   Direction: "Highway Menu Board" — bold condensed signage type, a warm
   mustard/paper palette lifted from backlit drive-thru boards, and data
   tables that read like a printed order ticket. Built for density and
   fast scanning, not decoration.
   ========================================================================= */

:root {
  /* ---- Palette ---- */
  --color-bg:        #FAF6ED; /* paper cream */
  --color-surface:   #FFFFFF;
  --color-ink:       #231F20; /* charcoal */
  --color-muted:     #6B6660; /* steel gray */
  --color-line:      #E3D9BC; /* warm hairline */
  --color-primary:   #F2B705; /* menu-board yellow */
  --color-primary-dk:#C68F00;
  --color-accent:    #C8102E; /* ketchup red */
  --color-fresh:     #4C7A5B; /* avocado — nutrition accents */
  --color-fresh-bg:  #E9F1EA;
  --color-accent-bg: #FBE9EC;

  /* ---- Type ---- */
  --font-display: 'Bebas Neue', 'Oswald', Impact, sans-serif;
  --font-body:    'Inter', -apple-system, Segoe UI, Roboto, sans-serif;
  --font-data:    'Space Mono', 'Courier New', monospace;

  /* ---- Layout ---- */
  --radius: 6px;
  --shadow-ticket: 0 1px 0 rgba(35,31,32,0.05), 0 8px 24px rgba(35,31,32,0.08);
  --max-width: 1180px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--color-bg);
  color: var(--color-ink);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; display: block; }
a { color: inherit; }

h1, h2, h3, .display {
  font-family: var(--font-display);
  letter-spacing: 0.02em;
  line-height: 1.05;
  margin: 0 0 0.4em;
  text-transform: uppercase;
}
h1 { font-size: clamp(2.2rem, 5vw, 3.6rem); }
h2 { font-size: clamp(1.6rem, 3.4vw, 2.4rem); }
h3 { font-size: 1.25rem; letter-spacing: 0.03em; }

p { margin: 0 0 1em; color: var(--color-ink); }
.lede { color: var(--color-muted); font-size: 1.05rem; max-width: 62ch; }

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 20px;
}

.eyebrow {
  display: inline-block;
  font-family: var(--font-data);
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-accent);
  background: var(--color-accent-bg);
  padding: 4px 10px;
  border-radius: 999px;
  margin-bottom: 14px;
}

/* Visually hidden but accessible */
.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;
}

/* Keyboard focus visibility */
a:focus-visible, button:focus-visible, input:focus-visible, select:focus-visible {
  outline: 3px solid var(--color-primary-dk);
  outline-offset: 2px;
}

@media (prefers-reduced-motion: reduce) {
  * { animation: none !important; transition: none !important; }
  html { scroll-behavior: auto; }
}

/* =========================================================================
   Header / Nav — "backlit menu board" strip
   ========================================================================= */
.site-header {
  background: var(--color-ink);
  border-bottom: 4px solid var(--color-primary);
  position: sticky;
  top: 0;
  z-index: 50;
}
.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 68px;
}
.brand-logo {
  display: flex;
  align-items: baseline;
  gap: 6px;
  font-family: var(--font-display);
  font-size: 1.55rem;
  color: #fff;
  text-decoration: none;
  letter-spacing: 0.03em;
}
.brand-logo span { color: var(--color-primary); }

.main-nav ul {
  list-style: none;
  display: flex;
  gap: 4px;
  margin: 0;
  padding: 0;
}
.main-nav a {
  display: block;
  padding: 10px 14px;
  color: #EFE9D8;
  text-decoration: none;
  font-size: 0.92rem;
  font-weight: 600;
  border-radius: var(--radius);
  transition: background 0.15s ease, color 0.15s ease;
}
.main-nav a:hover,
.main-nav a.is-active {
  background: var(--color-primary);
  color: var(--color-ink);
}
.nav-toggle {
  display: none;
  background: none;
  border: 2px solid var(--color-primary);
  color: var(--color-primary);
  font-family: var(--font-data);
  font-size: 0.8rem;
  padding: 8px 12px;
  border-radius: var(--radius);
}

@media (max-width: 780px) {
  .nav-toggle { display: inline-block; }
  .main-nav {
    display: none;
    position: absolute;
    top: 68px; left: 0; right: 0;
    background: var(--color-ink);
    border-bottom: 4px solid var(--color-primary);
  }
  .main-nav.is-open { display: block; }
  .main-nav ul { flex-direction: column; padding: 8px 20px 16px; }
}

/* =========================================================================
   Footer
   ========================================================================= */
.site-footer {
  background: var(--color-ink);
  color: #C9C3B3;
  margin-top: 64px;
  padding: 40px 0 28px;
  border-top: 4px solid var(--color-primary);
}
.site-footer .container {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 32px;
}
.site-footer h4 {
  color: #fff;
  font-family: var(--font-display);
  letter-spacing: 0.04em;
  font-size: 1rem;
  margin: 0 0 10px;
}
.site-footer ul { list-style: none; margin: 0; padding: 0; }
.site-footer li { margin-bottom: 6px; }
.site-footer a { color: #C9C3B3; text-decoration: none; font-size: 0.92rem; }
.site-footer a:hover { color: var(--color-primary); }
.footer-disclaimer {
  font-size: 0.8rem;
  line-height: 1.6;
  color: #94897A;
  max-width: 70ch;
}
.footer-bottom {
  max-width: var(--max-width);
  margin: 28px auto 0;
  padding: 18px 20px 0;
  border-top: 1px solid #3A3532;
  font-size: 0.8rem;
  color: #8A8072;
}
@media (max-width: 780px) {
  .site-footer .container { grid-template-columns: 1fr; }
}

/* =========================================================================
   Buttons
   ========================================================================= */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-body);
  font-weight: 700;
  font-size: 0.92rem;
  padding: 12px 22px;
  border-radius: var(--radius);
  border: 2px solid transparent;
  cursor: pointer;
  text-decoration: none;
  transition: transform 0.12s ease, box-shadow 0.12s ease;
}
.btn:hover { transform: translateY(-1px); }
.btn-primary { background: var(--color-primary); color: var(--color-ink); }
.btn-primary:hover { box-shadow: 0 6px 16px rgba(242,183,5,0.35); }
.btn-outline { background: transparent; border-color: var(--color-ink); color: var(--color-ink); }
.btn-accent { background: var(--color-accent); color: #fff; }

/* =========================================================================
   Hero (index.php)
   ========================================================================= */
.hero {
  background:
    radial-gradient(1200px 420px at 15% -10%, rgba(242,183,5,0.28), transparent 60%),
    var(--color-ink);
  color: #fff;
  padding: 64px 0 52px;
}
.hero .eyebrow { background: rgba(242,183,5,0.16); color: var(--color-primary); }
.hero h1 { color: #fff; }
.hero h1 em { font-style: normal; color: var(--color-primary); }
.hero .lede { color: #D9D2C2; }

.hero-search {
  margin-top: 28px;
  display: flex;
  max-width: 560px;
  background: #fff;
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow-ticket);
}
.hero-search input {
  flex: 1;
  border: none;
  padding: 14px 16px;
  font-size: 1rem;
  font-family: var(--font-body);
}
.hero-search input:focus { outline: none; }
.hero-search button {
  border: none;
  background: var(--color-primary);
  color: var(--color-ink);
  font-weight: 700;
  padding: 0 22px;
  cursor: pointer;
}

.stat-row {
  display: flex;
  gap: 36px;
  margin-top: 36px;
  flex-wrap: wrap;
}
.stat-row .stat-num {
  font-family: var(--font-data);
  font-size: 1.7rem;
  color: var(--color-primary);
  display: block;
}
.stat-row .stat-label {
  font-size: 0.8rem;
  color: #B8AF9E;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

/* =========================================================================
   Brand grid (index.php)
   ========================================================================= */
.section { padding: 56px 0; }
.section-head {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  margin-bottom: 28px;
  gap: 20px;
  flex-wrap: wrap;
}

.brand-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 18px;
}
.brand-card {
  background: var(--color-surface);
  border: 1px solid var(--color-line);
  border-radius: var(--radius);
  padding: 22px;
  text-decoration: none;
  color: var(--color-ink);
  position: relative;
  transition: box-shadow 0.15s ease, transform 0.15s ease, border-color 0.15s ease;
}
.brand-card:hover {
  box-shadow: var(--shadow-ticket);
  transform: translateY(-3px);
  border-color: var(--color-primary);
}
.brand-card .tag {
  font-family: var(--font-data);
  font-size: 0.68rem;
  color: var(--color-muted);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}
.brand-card h3 { margin: 6px 0 10px; }
.brand-card .brand-links { display: flex; gap: 8px; flex-wrap: wrap; margin-top: 12px; }
.brand-card .brand-links a.pill {
  font-size: 0.78rem;
  font-weight: 600;
  padding: 6px 10px;
  border-radius: 999px;
  background: var(--color-bg);
  border: 1px solid var(--color-line);
  text-decoration: none;
  color: var(--color-ink);
}
.brand-card .brand-links a.pill:hover { background: var(--color-primary); border-color: var(--color-primary); }

.tool-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 18px;
}
.tool-card {
  background: var(--color-ink);
  color: #fff;
  border-radius: var(--radius);
  padding: 26px;
  text-decoration: none;
  display: block;
}
.tool-card .tool-icon { font-family: var(--font-display); font-size: 2rem; color: var(--color-primary); }
.tool-card h3 { color: #fff; margin-top: 10px; }
.tool-card p { color: #C9C3B3; font-size: 0.92rem; margin-bottom: 0; }

/* =========================================================================
   Page header strip (brand / calculator / compare pages)
   ========================================================================= */
.page-header {
  background: var(--color-primary);
  padding: 40px 0 32px;
  border-bottom: 4px solid var(--color-ink);
}
.page-header .eyebrow { background: rgba(35,31,32,0.1); color: var(--color-ink); }
.page-header h1 { color: var(--color-ink); }
.page-header .lede { color: #4A4436; }
.breadcrumb {
  font-family: var(--font-data);
  font-size: 0.75rem;
  color: #5C5540;
  margin-bottom: 14px;
}
.breadcrumb a { color: #5C5540; text-decoration: underline; }

/* =========================================================================
   Category "menu board" tables (nutrition-facts pages)
   ========================================================================= */
.category-block { margin-bottom: 42px; }
.category-block h2 {
  display: flex;
  align-items: center;
  gap: 12px;
  color: var(--color-ink);
}
.category-block h2::after {
  content: "";
  flex: 1;
  height: 3px;
  background: repeating-linear-gradient(90deg, var(--color-ink) 0 8px, transparent 8px 14px);
  opacity: 0.35;
}

.menu-table-wrap {
  overflow-x: auto;
  border: 1px solid var(--color-line);
  border-radius: var(--radius);
  background: var(--color-surface);
}
table.menu-table {
  width: 100%;
  border-collapse: collapse;
  min-width: 560px;
}
table.menu-table th, table.menu-table td {
  padding: 12px 16px;
  text-align: left;
  font-size: 0.92rem;
  border-bottom: 1px solid var(--color-line);
}
table.menu-table th {
  font-family: var(--font-data);
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--color-muted);
  background: var(--color-bg);
}
table.menu-table tbody tr:last-child td { border-bottom: none; }
table.menu-table tbody tr:hover { background: #FFFBF0; }
table.menu-table td.num, table.menu-table th.num { font-family: var(--font-data); text-align: right; }
table.menu-table td.price { font-family: var(--font-data); font-weight: 700; color: var(--color-accent); text-align: right; }

/* =========================================================================
   Calculator layout (mcdonalds-nutrition-calculator.php)
   ========================================================================= */
.calc-layout {
  display: grid;
  grid-template-columns: 1fr 340px;
  gap: 28px;
  align-items: start;
}
@media (max-width: 900px) {
  .calc-layout { grid-template-columns: 1fr; }
}

.calc-table th, .calc-table td { vertical-align: middle; }
.qty-input {
  width: 62px;
  padding: 8px 6px;
  border: 1px solid var(--color-line);
  border-radius: 4px;
  font-family: var(--font-data);
  font-size: 0.95rem;
  text-align: center;
}
.qty-input:focus { border-color: var(--color-primary-dk); }

/* --- Signature element: the sticky "order ticket" summary --- */
.order-ticket {
  position: sticky;
  top: 88px;
  background: #fff;
  border: 1px solid var(--color-line);
  border-radius: var(--radius);
  box-shadow: var(--shadow-ticket);
  overflow: hidden;
}
.order-ticket-head {
  background: var(--color-ink);
  color: #fff;
  padding: 16px 20px;
}
.order-ticket-head .eyebrow { background: rgba(242,183,5,0.18); color: var(--color-primary); margin-bottom: 8px; }
.order-ticket-head h3 { color: #fff; margin: 0; }
.order-ticket-body { padding: 18px 20px 8px; }
.ticket-row {
  display: flex;
  justify-content: space-between;
  padding: 9px 0;
  border-bottom: 1px dashed var(--color-line);
  font-family: var(--font-data);
  font-size: 0.9rem;
}
.ticket-row .k { color: var(--color-muted); }
.ticket-row .v { font-weight: 700; }
.ticket-total {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  padding: 16px 20px;
  background: var(--color-fresh-bg);
  margin-top: 6px;
}
.ticket-total .k { font-family: var(--font-display); font-size: 1.05rem; letter-spacing: 0.02em; }
.ticket-total .v { font-family: var(--font-data); font-size: 1.6rem; font-weight: 700; color: var(--color-fresh); }
.ticket-perforation {
  height: 14px;
  background:
    radial-gradient(circle at 8px 0, transparent 7px, #fff 7.5px) 0 -7px / 16px 100% repeat-x,
    var(--color-bg);
}
.ticket-empty {
  padding: 20px;
  text-align: center;
  color: var(--color-muted);
  font-size: 0.9rem;
}
.reset-btn {
  width: calc(100% - 40px);
  margin: 4px 20px 20px;
  background: transparent;
  border: 2px solid var(--color-ink);
  color: var(--color-ink);
  padding: 10px;
  border-radius: var(--radius);
  font-weight: 700;
  cursor: pointer;
}
.reset-btn:hover { background: var(--color-ink); color: #fff; }

/* =========================================================================
   Comparison tool (price-comparison.php)
   ========================================================================= */
.compare-pickers {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  gap: 20px;
  align-items: end;
  margin-bottom: 32px;
}
.compare-vs {
  font-family: var(--font-display);
  font-size: 1.4rem;
  color: var(--color-accent);
  padding-bottom: 10px;
  text-align: center;
}
.picker-col {
  background: var(--color-surface);
  border: 1px solid var(--color-line);
  border-radius: var(--radius);
  padding: 18px;
}
.picker-col label {
  display: block;
  font-family: var(--font-data);
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--color-muted);
  margin-bottom: 6px;
}
.picker-col select {
  width: 100%;
  padding: 10px 12px;
  border: 1px solid var(--color-line);
  border-radius: 4px;
  font-size: 0.95rem;
  background: #fff;
  margin-bottom: 12px;
}
@media (max-width: 720px) {
  .compare-pickers { grid-template-columns: 1fr; }
  .compare-vs { padding: 0; }
}

.compare-table-wrap { overflow-x: auto; }
table.compare-table {
  width: 100%;
  border-collapse: collapse;
  background: var(--color-surface);
  border: 1px solid var(--color-line);
  border-radius: var(--radius);
  overflow: hidden;
  min-width: 520px;
}
table.compare-table th, table.compare-table td {
  padding: 14px 18px;
  border-bottom: 1px solid var(--color-line);
  font-size: 0.95rem;
}
table.compare-table thead th {
  font-family: var(--font-display);
  letter-spacing: 0.03em;
  font-size: 1.05rem;
  background: var(--color-ink);
  color: #fff;
}
table.compare-table thead th.metric-col { background: var(--color-bg); color: var(--color-muted); font-family: var(--font-data); font-size: 0.72rem; text-transform: uppercase; }
table.compare-table td.metric-label {
  font-family: var(--font-data);
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-muted);
  background: var(--color-bg);
}
table.compare-table td.value { font-family: var(--font-data); font-weight: 700; text-align: center; }
table.compare-table td.winner { color: var(--color-fresh); }
table.compare-table tbody tr:last-child td { border-bottom: none; }

.compare-empty {
  text-align: center;
  padding: 48px 20px;
  color: var(--color-muted);
  border: 1px dashed var(--color-line);
  border-radius: var(--radius);
}