/*
Theme Name:   Astra Child - Free Calculator Tool
Theme URI:    https://freecalculatortool.com
Description:  Child theme for freecalculatortool.com — UI polish, enhanced calculators, SEO improvements
Author:       Free Calculator Tool
Template:     astra
Version:      1.0.0
Text Domain:  astra-child
*/

/* ============================================================
   IMPORT PARENT THEME
   ============================================================ */
@import url("../astra/style.css");

/* ============================================================
   GOOGLE FONTS
   ============================================================ */
@import url('https://fonts.googleapis.com/css2?family=DM+Sans:wght@300;400;500;600;700&family=Space+Grotesk:wght@400;500;600;700&family=DM+Mono:wght@400;500&display=swap');

/* ============================================================
   CSS VARIABLES — DESIGN TOKENS
   ============================================================ */
:root {
  /* Brand Colors */
  --fct-primary:       #2563eb;
  --fct-primary-dark:  #1d4ed8;
  --fct-primary-light: #dbeafe;
  --fct-accent:        #0ea5e9;
  --fct-success:       #10b981;
  --fct-warning:       #f59e0b;
  --fct-danger:        #ef4444;

  /* Neutrals */
  --fct-bg:            #f8fafc;
  --fct-surface:       #ffffff;
  --fct-surface-2:     #f1f5f9;
  --fct-border:        #e2e8f0;
  --fct-border-dark:   #cbd5e1;

  /* Text */
  --fct-text:          #0f172a;
  --fct-text-muted:    #64748b;
  --fct-text-light:    #94a3b8;

  /* Typography */
  --fct-font-body:     'DM Sans', sans-serif;
  --fct-font-heading:  'Space Grotesk', sans-serif;
  --fct-font-mono:     'DM Mono', monospace;

  /* Spacing */
  --fct-radius:        12px;
  --fct-radius-sm:     8px;
  --fct-radius-lg:     20px;
  --fct-radius-xl:     28px;

  /* Shadows */
  --fct-shadow-sm:     0 1px 3px rgba(0,0,0,.08), 0 1px 2px rgba(0,0,0,.06);
  --fct-shadow:        0 4px 16px rgba(0,0,0,.08), 0 2px 6px rgba(0,0,0,.05);
  --fct-shadow-lg:     0 12px 40px rgba(0,0,0,.10), 0 4px 12px rgba(0,0,0,.06);
  --fct-shadow-blue:   0 8px 24px rgba(37,99,235,.25);

  /* Transitions */
  --fct-transition:    all 0.22s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ============================================================
   GLOBAL BASE
   ============================================================ */
body {
  font-family: var(--fct-font-body) !important;
  background-color: var(--fct-bg) !important;
  color: var(--fct-text) !important;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

h1, h2, h3, h4, h5, h6,
.ast-blog-single-element,
.entry-title {
  font-family: var(--fct-font-heading) !important;
  letter-spacing: -0.02em;
  color: var(--fct-text) !important;
}

a {
  color: var(--fct-primary);
  transition: var(--fct-transition);
}
a:hover { color: var(--fct-primary-dark); }

/* ============================================================
   HEADER
   ============================================================ */
.site-header,
#masthead,
.ast-header-break-point .main-header-bar,
.main-header-bar {
  background: var(--fct-surface) !important;
  border-bottom: 1px solid var(--fct-border) !important;
  box-shadow: 0 2px 12px rgba(0,0,0,.06) !important;
  padding: 0 !important;
}

/* Logo */
.site-title a,
.ast-site-identity .site-title a {
  font-family: var(--fct-font-heading) !important;
  font-weight: 700 !important;
  font-size: 1.25rem !important;
  color: var(--fct-primary) !important;
  text-decoration: none !important;
}

/* Nav Links */
.ast-nav-menu > li > a,
#ast-hf-menu-1 > li > a,
.main-header-menu > .menu-item > a {
  font-family: var(--fct-font-body) !important;
  font-weight: 500 !important;
  font-size: 0.875rem !important;
  color: var(--fct-text) !important;
  padding: 8px 14px !important;
  border-radius: var(--fct-radius-sm) !important;
  transition: var(--fct-transition) !important;
}

.ast-nav-menu > li > a:hover,
.main-header-menu > .menu-item > a:hover {
  color: var(--fct-primary) !important;
  background: var(--fct-primary-light) !important;
}

.ast-nav-menu > li.current-menu-item > a,
.main-header-menu > .menu-item.current-menu-item > a {
  color: var(--fct-primary) !important;
  background: var(--fct-primary-light) !important;
}

/* Dropdown */
.ast-nav-menu .sub-menu,
.main-navigation .sub-menu {
  border: 1px solid var(--fct-border) !important;
  border-radius: var(--fct-radius) !important;
  box-shadow: var(--fct-shadow-lg) !important;
  padding: 8px !important;
  min-width: 220px !important;
}

.ast-nav-menu .sub-menu li a,
.main-navigation .sub-menu li a {
  border-radius: var(--fct-radius-sm) !important;
  font-size: 0.875rem !important;
  padding: 8px 12px !important;
  transition: var(--fct-transition) !important;
}

.ast-nav-menu .sub-menu li a:hover,
.main-navigation .sub-menu li a:hover {
  background: var(--fct-primary-light) !important;
  color: var(--fct-primary) !important;
}

/* ============================================================
   HERO / PAGE HEADER
   ============================================================ */
.ast-page-header-content-wrap,
.ast-breadcrumbs-wrapper {
  background: linear-gradient(135deg, #1e3a8a 0%, #2563eb 50%, #0ea5e9 100%) !important;
}

.ast-archive-description h1,
.page-title,
.ast-page-header-content-wrap h1 {
  color: #fff !important;
  font-size: clamp(1.75rem, 4vw, 3rem) !important;
}

/* ============================================================
   CONTENT AREA
   ============================================================ */
.ast-container,
.site-content .ast-container {
  max-width: 1280px !important;
}

.entry-content,
.page-content {
  font-size: 1rem;
  line-height: 1.75;
  color: var(--fct-text);
}

/* ============================================================
   CALCULATOR CARDS — Category Pages
   ============================================================ */
/* Wrap bare links on category pages in card style */
.entry-content a:not(.wp-block-button__link):not(.ast-button):not(.fct-btn) {
  display: inline-block;
}

/* Category listing links styled as pills/cards */
.fct-calc-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 16px;
  margin: 32px 0;
}

.fct-calc-card {
  background: var(--fct-surface);
  border: 1px solid var(--fct-border);
  border-radius: var(--fct-radius);
  padding: 20px 24px;
  transition: var(--fct-transition);
  text-decoration: none !important;
  color: var(--fct-text) !important;
  display: flex;
  align-items: center;
  gap: 14px;
  box-shadow: var(--fct-shadow-sm);
  position: relative;
  overflow: hidden;
}

.fct-calc-card::before {
  content: '';
  position: absolute;
  left: 0; top: 0; bottom: 0;
  width: 4px;
  background: var(--fct-primary);
  opacity: 0;
  transition: var(--fct-transition);
}

.fct-calc-card:hover {
  border-color: var(--fct-primary);
  box-shadow: var(--fct-shadow-blue);
  transform: translateY(-2px);
  color: var(--fct-primary) !important;
}

.fct-calc-card:hover::before { opacity: 1; }

.fct-calc-card .fct-card-icon {
  width: 44px; height: 44px;
  background: var(--fct-primary-light);
  border-radius: var(--fct-radius-sm);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.25rem;
  flex-shrink: 0;
}

.fct-calc-card .fct-card-label {
  font-family: var(--fct-font-heading);
  font-weight: 600;
  font-size: 0.9rem;
  text-transform: capitalize;
  line-height: 1.3;
}

/* ============================================================
   CALCULATOR WIDGET WRAPPER
   ============================================================ */
.fct-calculator-wrap {
  background: var(--fct-surface);
  border: 1px solid var(--fct-border);
  border-radius: var(--fct-radius-xl);
  padding: 40px;
  box-shadow: var(--fct-shadow-lg);
  max-width: 640px;
  margin: 32px auto;
}

.fct-calculator-wrap h2,
.fct-calculator-wrap h3 {
  font-family: var(--fct-font-heading);
  margin-bottom: 8px;
}

/* Form controls */
.fct-calculator-wrap label,
.fct-calc-label {
  display: block;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--fct-text-muted);
  margin-bottom: 6px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.fct-calculator-wrap input[type="number"],
.fct-calculator-wrap input[type="text"],
.fct-calculator-wrap select,
.fct-calc-input {
  width: 100%;
  padding: 12px 16px;
  border: 2px solid var(--fct-border);
  border-radius: var(--fct-radius-sm);
  font-family: var(--fct-font-body);
  font-size: 1rem;
  color: var(--fct-text);
  background: var(--fct-surface);
  transition: var(--fct-transition);
  outline: none;
}

.fct-calculator-wrap input:focus,
.fct-calculator-wrap select:focus,
.fct-calc-input:focus {
  border-color: var(--fct-primary);
  box-shadow: 0 0 0 4px rgba(37,99,235,.12);
}

/* Buttons */
.fct-btn,
.fct-calculator-wrap button[type="submit"],
.fct-calculator-wrap .calculate-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  background: var(--fct-primary);
  color: #fff !important;
  font-family: var(--fct-font-heading);
  font-weight: 600;
  font-size: 1rem;
  padding: 14px 28px;
  border-radius: var(--fct-radius-sm);
  border: none;
  cursor: pointer;
  transition: var(--fct-transition);
  box-shadow: var(--fct-shadow-blue);
  text-decoration: none !important;
  width: 100%;
  margin-top: 8px;
}

.fct-btn:hover,
.fct-calculator-wrap button[type="submit"]:hover,
.fct-calculator-wrap .calculate-btn:hover {
  background: var(--fct-primary-dark);
  transform: translateY(-1px);
  box-shadow: 0 12px 28px rgba(37,99,235,.35);
}

.fct-btn:active { transform: translateY(0); }

.fct-btn-secondary {
  background: var(--fct-surface-2);
  color: var(--fct-text) !important;
  box-shadow: var(--fct-shadow-sm);
}
.fct-btn-secondary:hover { background: var(--fct-border); }

/* Result box */
.fct-result-box {
  background: linear-gradient(135deg, var(--fct-primary-light), #e0f2fe);
  border: 2px solid var(--fct-primary);
  border-radius: var(--fct-radius);
  padding: 24px;
  margin-top: 24px;
  text-align: center;
}

.fct-result-box .fct-result-label {
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--fct-primary);
  margin-bottom: 6px;
}

.fct-result-box .fct-result-value {
  font-family: var(--fct-font-mono);
  font-size: 2.5rem;
  font-weight: 500;
  color: var(--fct-primary-dark);
  line-height: 1.1;
}

.fct-result-box .fct-result-sub {
  font-size: 0.85rem;
  color: var(--fct-text-muted);
  margin-top: 6px;
}

/* Tab toggle (metric/imperial) */
.fct-tab-group {
  display: flex;
  background: var(--fct-surface-2);
  border-radius: var(--fct-radius-sm);
  padding: 4px;
  margin-bottom: 24px;
  gap: 4px;
}

.fct-tab {
  flex: 1;
  text-align: center;
  padding: 8px 16px;
  border-radius: 6px;
  font-weight: 600;
  font-size: 0.85rem;
  cursor: pointer;
  transition: var(--fct-transition);
  border: none;
  background: transparent;
  color: var(--fct-text-muted);
}

.fct-tab.active {
  background: var(--fct-surface);
  color: var(--fct-primary);
  box-shadow: var(--fct-shadow-sm);
}

/* Info rows */
.fct-row {
  display: flex;
  gap: 16px;
  margin-bottom: 16px;
}

.fct-row .fct-field { flex: 1; }

/* ============================================================
   STATS / CATEGORY HERO BADGES
   ============================================================ */
.fct-stats-bar {
  display: flex;
  gap: 24px;
  flex-wrap: wrap;
  margin: 24px 0;
}

.fct-stat-badge {
  background: var(--fct-surface);
  border: 1px solid var(--fct-border);
  border-radius: var(--fct-radius);
  padding: 16px 20px;
  text-align: center;
  flex: 1;
  min-width: 120px;
}

.fct-stat-badge .fct-stat-num {
  font-family: var(--fct-font-heading);
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--fct-primary);
  line-height: 1;
}

.fct-stat-badge .fct-stat-lbl {
  font-size: 0.8rem;
  color: var(--fct-text-muted);
  margin-top: 4px;
}

/* ============================================================
   SEARCH BAR
   ============================================================ */
.fct-search-wrap {
  position: relative;
  max-width: 560px;
  margin: 0 auto 32px;
}

.fct-search-wrap input[type="search"],
.fct-search-wrap input[type="text"] {
  width: 100%;
  padding: 14px 52px 14px 20px;
  border: 2px solid var(--fct-border);
  border-radius: 50px;
  font-size: 1rem;
  font-family: var(--fct-font-body);
  background: var(--fct-surface);
  box-shadow: var(--fct-shadow-sm);
  transition: var(--fct-transition);
  outline: none;
}

.fct-search-wrap input:focus {
  border-color: var(--fct-primary);
  box-shadow: 0 0 0 4px rgba(37,99,235,.12);
}

.fct-search-wrap .fct-search-icon {
  position: absolute;
  right: 18px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--fct-text-muted);
  pointer-events: none;
}

/* ============================================================
   CATEGORY PAGE HERO
   ============================================================ */
.fct-cat-hero {
  background: linear-gradient(135deg, #1e3a8a 0%, #2563eb 60%, #0ea5e9 100%);
  border-radius: var(--fct-radius-lg);
  padding: 48px 40px;
  color: #fff;
  margin-bottom: 40px;
  position: relative;
  overflow: hidden;
}

.fct-cat-hero::after {
  content: '';
  position: absolute;
  right: -60px; top: -60px;
  width: 300px; height: 300px;
  background: rgba(255,255,255,.05);
  border-radius: 50%;
}

.fct-cat-hero h1 {
  color: #fff !important;
  font-size: clamp(1.75rem, 3.5vw, 2.5rem) !important;
  margin: 0 0 8px !important;
}

.fct-cat-hero p {
  color: rgba(255,255,255,.8);
  font-size: 1.1rem;
  margin: 0;
}

.fct-cat-hero .fct-badge {
  display: inline-block;
  background: rgba(255,255,255,.2);
  backdrop-filter: blur(8px);
  border: 1px solid rgba(255,255,255,.3);
  color: #fff;
  font-size: 0.8rem;
  font-weight: 600;
  padding: 4px 14px;
  border-radius: 50px;
  margin-bottom: 16px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

/* ============================================================
   BREADCRUMBS
   ============================================================ */
.ast-breadcrumbs,
.breadcrumb-trail,
.rank-math-breadcrumb {
  font-size: 0.85rem !important;
  color: var(--fct-text-muted) !important;
  padding: 12px 0 !important;
  background: transparent !important;
}

.ast-breadcrumbs a,
.breadcrumb-trail a,
.rank-math-breadcrumb a {
  color: var(--fct-primary) !important;
}

/* ============================================================
   FOOTER
   ============================================================ */
#colophon,
.site-footer,
.ast-small-footer {
  background: #0f172a !important;
  color: var(--fct-text-light) !important;
  border-top: none !important;
}

.site-footer a,
.ast-small-footer a {
  color: #94a3b8 !important;
  transition: var(--fct-transition);
}

.site-footer a:hover,
.ast-small-footer a:hover {
  color: #fff !important;
}

.ast-small-footer .ast-footer-copyright {
  color: #64748b !important;
  font-size: 0.85rem !important;
}

/* ============================================================
   BUTTONS (WP Core Override)
   ============================================================ */
.wp-block-button__link,
.ast-button,
button.ast-button {
  background: var(--fct-primary) !important;
  border-radius: var(--fct-radius-sm) !important;
  font-family: var(--fct-font-heading) !important;
  font-weight: 600 !important;
  padding: 12px 24px !important;
  transition: var(--fct-transition) !important;
  border: none !important;
}

.wp-block-button__link:hover,
.ast-button:hover {
  background: var(--fct-primary-dark) !important;
  transform: translateY(-1px);
}

/* ============================================================
   POSTS & BLOG CARDS
   ============================================================ */
.ast-article-inner,
.ast-grid-post-inner {
  border-radius: var(--fct-radius) !important;
  border: 1px solid var(--fct-border) !important;
  overflow: hidden !important;
  box-shadow: var(--fct-shadow-sm) !important;
  transition: var(--fct-transition) !important;
}

.ast-article-inner:hover,
.ast-grid-post-inner:hover {
  box-shadow: var(--fct-shadow-lg) !important;
  transform: translateY(-3px) !important;
}

/* ============================================================
   SEO — SCHEMA/STRUCTURED SNIPPETS
   ============================================================ */
.fct-faq-block {
  border: 1px solid var(--fct-border);
  border-radius: var(--fct-radius);
  overflow: hidden;
  margin: 24px 0;
}

.fct-faq-item {
  border-bottom: 1px solid var(--fct-border);
}
.fct-faq-item:last-child { border-bottom: none; }

.fct-faq-q {
  padding: 16px 20px;
  font-weight: 600;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: var(--fct-surface);
  transition: var(--fct-transition);
  font-size: 0.95rem;
}

.fct-faq-q:hover { background: var(--fct-surface-2); }

.fct-faq-q .fct-faq-arrow {
  width: 20px; height: 20px;
  flex-shrink: 0;
  transition: transform 0.3s ease;
  color: var(--fct-primary);
}

.fct-faq-item.open .fct-faq-arrow {
  transform: rotate(180deg);
}

.fct-faq-a {
  padding: 0 20px;
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s ease, padding 0.3s ease;
  font-size: 0.95rem;
  color: var(--fct-text-muted);
  line-height: 1.7;
  background: var(--fct-bg);
}

.fct-faq-item.open .fct-faq-a {
  padding: 16px 20px;
  max-height: 600px;
}

/* ============================================================
   SCROLL TO TOP BUTTON
   ============================================================ */
.fct-scroll-top {
  position: fixed;
  bottom: 28px;
  right: 28px;
  width: 44px; height: 44px;
  background: var(--fct-primary);
  color: #fff;
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  cursor: pointer;
  box-shadow: var(--fct-shadow-blue);
  opacity: 0;
  transform: translateY(16px);
  transition: var(--fct-transition);
  z-index: 999;
  border: none;
}

.fct-scroll-top.visible {
  opacity: 1;
  transform: translateY(0);
}

.fct-scroll-top:hover {
  background: var(--fct-primary-dark);
  transform: translateY(-2px);
}

/* ============================================================
   MOBILE RESPONSIVE
   ============================================================ */
@media (max-width: 768px) {
  .fct-calculator-wrap {
    padding: 24px 20px;
    border-radius: var(--fct-radius);
  }

  .fct-row { flex-direction: column; gap: 0; }

  .fct-cat-hero { padding: 32px 24px; }

  .fct-result-box .fct-result-value { font-size: 2rem; }

  .fct-stats-bar { gap: 12px; }
}

/* ============================================================
   UTILITY CLASSES
   ============================================================ */
.fct-divider {
  height: 1px;
  background: var(--fct-border);
  margin: 24px 0;
}

.fct-text-muted { color: var(--fct-text-muted); }
.fct-text-primary { color: var(--fct-primary); }
.fct-font-mono { font-family: var(--fct-font-mono); }

.fct-tag {
  display: inline-block;
  background: var(--fct-primary-light);
  color: var(--fct-primary);
  font-size: 0.75rem;
  font-weight: 600;
  padding: 3px 10px;
  border-radius: 50px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.fct-alert {
  padding: 14px 18px;
  border-radius: var(--fct-radius-sm);
  border-left: 4px solid var(--fct-primary);
  background: var(--fct-primary-light);
  font-size: 0.9rem;
  margin: 16px 0;
}

.fct-alert.warning {
  border-color: var(--fct-warning);
  background: #fef3c7;
}

.fct-alert.success {
  border-color: var(--fct-success);
  background: #d1fae5;
}