/*
Theme Name: CalcSmart
Theme URI: https://example.com/calcsmart
Author: CalcSmart
Author URI: https://example.com
Description: A modern financial and life calculator platform with interactive charts, real-time sliders, and plain-English result explanations.
Version: 1.0.0
Requires at least: 6.0
Tested up to: 6.6
Requires PHP: 8.0
License: GNU General Public License v2 or later
License URI: https://www.gnu.org/licenses/gpl-2.0.html
Text Domain: calcsmart
Tags: calculators, finance, custom-colors, custom-logo, full-width-template
*/

/* ═══════════════════════════════════════════
   CSS CUSTOM PROPERTIES
═══════════════════════════════════════════ */
:root {
  --bg:        #0d1117;
  --surface:   #161b22;
  --surface2:  #1e2631;
  --border:    #2a3340;
  --gold:      #d4a843;
  --gold-dim:  #9a7630;
  --gold-bg:   rgba(212,168,67,0.08);
  --text:      #e8eaed;
  --muted:     #8b949e;
  --green:     #3fb950;
  --red:       #f85149;
  --blue:      #58a6ff;
  --radius:    14px;
  --tr:        0.22s ease;
  --max-width: 1100px;
}

/* ═══════════════════════════════════════════
   RESET & BASE
═══════════════════════════════════════════ */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: 'DM Sans', sans-serif;
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
  font-size: 15px;
  line-height: 1.6;
}
a { color: var(--gold); text-decoration: none; }
a:hover { text-decoration: underline; }
img { max-width: 100%; height: auto; }
ul, ol { list-style: none; }

/* ═══════════════════════════════════════════
   NAVIGATION
═══════════════════════════════════════════ */
.site-header {
  position: sticky;
  top: 0;
  z-index: 200;
  background: rgba(13,17,23,0.94);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--border);
  height: 60px;
}
.site-header .header-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 20px;
  height: 60px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.site-logo {
  font-family: 'Playfair Display', serif;
  font-size: 1.35rem;
  color: var(--gold);
  text-decoration: none;
  letter-spacing: 0.01em;
}
.site-logo span { color: var(--text); }
.site-logo:hover { text-decoration: none; }

/* Main Nav */
.main-nav ul {
  display: flex;
  align-items: center;
  gap: 4px;
}
.main-nav a {
  color: var(--muted);
  font-size: 0.88rem;
  padding: 6px 12px;
  border-radius: 8px;
  transition: background var(--tr), color var(--tr);
  text-decoration: none;
}
.main-nav a:hover,
.main-nav .current-menu-item a {
  background: var(--surface2);
  color: var(--text);
  text-decoration: none;
}

/* Mobile Menu Toggle */
.menu-toggle {
  display: none;
  background: none;
  border: 1px solid var(--border);
  color: var(--muted);
  border-radius: 8px;
  padding: 6px 10px;
  cursor: pointer;
  font-size: 1.1rem;
}

/* ═══════════════════════════════════════════
   HERO (front page)
═══════════════════════════════════════════ */
.hero {
  text-align: center;
  padding: 72px 20px 48px;
  background: radial-gradient(ellipse 80% 50% at 50% -10%, rgba(212,168,67,0.12), transparent);
}
.hero-eyebrow {
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 14px;
}
.hero h1 {
  font-family: 'Playfair Display', serif;
  font-size: clamp(2rem, 6vw, 3.2rem);
  line-height: 1.18;
  margin-bottom: 16px;
}
.hero h1 em { color: var(--gold); font-style: normal; }
.hero p {
  max-width: 520px;
  margin: 0 auto 36px;
  color: var(--muted);
  font-size: 1rem;
}
.search-bar {
  max-width: 420px;
  margin: 0 auto;
  position: relative;
}
.search-bar input {
  width: 100%;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 50px;
  padding: 13px 20px 13px 46px;
  color: var(--text);
  font-family: 'DM Sans', sans-serif;
  font-size: 0.9rem;
  outline: none;
  transition: border-color var(--tr);
}
.search-bar input:focus { border-color: var(--gold); }
.search-bar input::placeholder { color: var(--muted); }
.search-icon {
  position: absolute;
  left: 16px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--muted);
  pointer-events: none;
}

/* ═══════════════════════════════════════════
   CALCULATOR GRID (archive / front page)
═══════════════════════════════════════════ */
.calc-archive {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 40px 20px 80px;
}
.cat-group { margin-bottom: 48px; }
.cat-label {
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--gold-dim);
  margin-bottom: 18px;
  display: flex;
  align-items: center;
  gap: 10px;
}
.cat-label::after {
  content: '';
  flex: 1;
  height: 1px;
  background: var(--border);
}
.calc-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 14px;
}
.calc-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 22px 20px 22px 22px;
  cursor: pointer;
  transition: transform var(--tr), border-color var(--tr), box-shadow var(--tr);
  position: relative;
  overflow: hidden;
  display: block;
  text-decoration: none;
  color: inherit;
}
.calc-card::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(212,168,67,0.06), transparent 60%);
  opacity: 0;
  transition: opacity var(--tr);
}
.calc-card:hover {
  transform: translateY(-3px);
  border-color: var(--gold-dim);
  box-shadow: 0 8px 32px rgba(0,0,0,0.4);
  text-decoration: none;
  color: inherit;
}
.calc-card:hover::before { opacity: 1; }
.card-icon {
  width: 42px;
  height: 42px;
  background: rgba(212,168,67,0.1);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.3rem;
  margin-bottom: 14px;
}
.card-title {
  font-weight: 600;
  font-size: 0.97rem;
  margin-bottom: 6px;
  color: var(--text);
}
.card-desc {
  font-size: 0.8rem;
  color: var(--muted);
  line-height: 1.5;
}
.card-arrow {
  position: absolute;
  right: 18px;
  top: 22px;
  color: var(--border);
  transition: color var(--tr), transform var(--tr);
  font-size: 1.1rem;
}
.calc-card:hover .card-arrow {
  color: var(--gold);
  transform: translateX(3px);
}

/* ═══════════════════════════════════════════
   SINGLE CALCULATOR PAGE
═══════════════════════════════════════════ */
.calc-page {
  max-width: 960px;
  margin: 0 auto;
  padding: 36px 20px 80px;
}
.calc-page-header { margin-bottom: 28px; }
.badge {
  display: inline-block;
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--gold);
  background: var(--gold-bg);
  border: 1px solid rgba(212,168,67,0.2);
  border-radius: 50px;
  padding: 3px 12px;
  margin-bottom: 12px;
}
.calc-page-header h1 {
  font-family: 'Playfair Display', serif;
  font-size: clamp(1.6rem, 4vw, 2.2rem);
  line-height: 1.2;
  margin-bottom: 10px;
}
.calc-page-header .calc-intro {
  color: var(--muted);
  max-width: 560px;
  font-size: 0.95rem;
}

/* Two-column layout: form + sidebar */
.calc-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
  align-items: start;
}
@media (min-width: 700px) {
  .calc-layout { grid-template-columns: 1fr 300px; }
}

/* ═══════════════════════════════════════════
   FORM PANEL
═══════════════════════════════════════════ */
.form-panel, .info-panel {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px 24px;
}
.form-panel h3 {
  font-family: 'Playfair Display', serif;
  font-size: 1rem;
  margin-bottom: 18px;
  color: var(--text);
}
.form-group { margin-bottom: 20px; }
.form-label {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.07em;
  margin-bottom: 7px;
}
.form-label .val-display {
  color: var(--gold);
  font-weight: 600;
  font-size: 0.85rem;
  text-transform: none;
  letter-spacing: 0;
}
.input-wrap {
  position: relative;
  display: flex;
  align-items: center;
}
.input-prefix, .input-suffix {
  position: absolute;
  color: var(--muted);
  font-size: 0.95rem;
  pointer-events: none;
}
.input-prefix { left: 13px; }
.input-suffix { right: 13px; }
.form-input {
  width: 100%;
  background: var(--surface2);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 12px 13px;
  color: var(--text);
  font-family: 'DM Sans', sans-serif;
  font-size: 0.95rem;
  outline: none;
  transition: border-color var(--tr), box-shadow var(--tr);
  -webkit-appearance: none;
}
.form-input.has-prefix { padding-left: 26px; }
.form-input.has-suffix { padding-right: 38px; }
.form-input:focus {
  border-color: var(--gold);
  box-shadow: 0 0 0 3px rgba(212,168,67,0.12);
}
.form-input.error { border-color: var(--red); }
.form-input::placeholder { color: #444d58; }
.field-error {
  font-size: 0.75rem;
  color: var(--red);
  margin-top: 5px;
  display: none;
}
.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
}
@media (max-width: 500px) { .form-row { grid-template-columns: 1fr; } }

/* Range Slider */
.slider-wrap { margin-top: 9px; }
input[type="range"] {
  width: 100%;
  -webkit-appearance: none;
  appearance: none;
  height: 4px;
  background: var(--border);
  border-radius: 2px;
  outline: none;
  cursor: pointer;
}
input[type="range"]::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: var(--gold);
  cursor: pointer;
  box-shadow: 0 0 0 3px rgba(212,168,67,0.2);
}
input[type="range"]::-moz-range-thumb {
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: var(--gold);
  cursor: pointer;
  border: none;
}

/* Quick Buttons */
.quick-btns {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-bottom: 8px;
}
.quick-btn {
  padding: 5px 14px;
  border-radius: 20px;
  border: 1px solid var(--border);
  background: transparent;
  color: var(--muted);
  font-family: 'DM Sans', sans-serif;
  font-size: 0.8rem;
  cursor: pointer;
  transition: all var(--tr);
}
.quick-btn:hover,
.quick-btn.active {
  border-color: var(--gold);
  color: var(--gold);
  background: var(--gold-bg);
}

/* Calculate Button */
.calc-btn {
  width: 100%;
  background: var(--gold);
  color: #0d1117;
  border: none;
  border-radius: 10px;
  padding: 14px;
  font-family: 'DM Sans', sans-serif;
  font-size: 0.95rem;
  font-weight: 700;
  cursor: pointer;
  transition: background var(--tr), transform var(--tr);
  margin-top: 8px;
  letter-spacing: 0.02em;
}
.calc-btn:hover { background: #e0b84d; transform: translateY(-1px); }
.calc-btn:active { transform: translateY(0); }

/* Debt items */
.debt-item {
  background: var(--surface2);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 14px;
  margin-bottom: 10px;
}
.debt-item-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 10px;
}
.debt-item-name {
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--gold);
}
.remove-debt {
  background: none;
  border: none;
  color: var(--muted);
  cursor: pointer;
  font-size: 1.1rem;
  padding: 2px 6px;
  border-radius: 4px;
  transition: color var(--tr);
}
.remove-debt:hover { color: var(--red); }
.add-debt-btn {
  width: 100%;
  background: transparent;
  border: 1px dashed var(--border);
  border-radius: 10px;
  padding: 12px;
  color: var(--muted);
  font-family: 'DM Sans', sans-serif;
  font-size: 0.85rem;
  cursor: pointer;
  transition: all var(--tr);
  margin-bottom: 16px;
}
.add-debt-btn:hover { border-color: var(--gold); color: var(--gold); }

/* ═══════════════════════════════════════════
   RESULTS PANEL
═══════════════════════════════════════════ */
.results-panel {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px 24px;
  margin-top: 20px;
  display: none;
  animation: fadeUp 0.3s ease;
}
.results-panel.visible { display: block; }
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(12px); }
  to   { opacity: 1; transform: translateY(0); }
}
.results-title {
  font-family: 'Playfair Display', serif;
  font-size: 1.1rem;
  margin-bottom: 18px;
  color: var(--gold);
}
.results-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
  gap: 12px;
  margin-bottom: 22px;
}
.result-item {
  background: var(--surface2);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 14px;
  text-align: center;
}
.result-label {
  font-size: 0.68rem;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 6px;
}
.result-value { font-size: 1.2rem; font-weight: 700; color: var(--green); }
.result-value.gold    { color: var(--gold); }
.result-value.neutral { color: var(--text); }
.result-value.red     { color: var(--red); }
.results-explain {
  background: rgba(212,168,67,0.06);
  border-left: 3px solid var(--gold);
  border-radius: 0 8px 8px 0;
  padding: 14px 18px;
  font-size: 0.88rem;
  color: var(--muted);
  line-height: 1.75;
}
.results-explain strong { color: var(--text); }

/* Tabs */
.result-tabs {
  display: flex;
  gap: 0;
  margin-bottom: 18px;
  border-bottom: 1px solid var(--border);
}
.result-tab {
  padding: 9px 18px;
  font-size: 0.83rem;
  font-weight: 600;
  cursor: pointer;
  color: var(--muted);
  border-bottom: 2px solid transparent;
  margin-bottom: -1px;
  transition: color var(--tr), border-color var(--tr);
}
.result-tab:hover { color: var(--text); }
.result-tab.active { color: var(--gold); border-bottom-color: var(--gold); }
.tab-pane { display: none; }
.tab-pane.active { display: block; }

/* Chart */
.chart-wrap {
  margin-top: 20px;
  position: relative;
  height: 220px;
  display: flex;
  justify-content: center;
}
.chart-wrap canvas { max-height: 220px; }

/* Amortization Table */
.amort-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.82rem;
}
.amort-table th {
  padding: 8px 10px;
  text-align: right;
  font-size: 0.7rem;
  font-weight: 600;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  border-bottom: 1px solid var(--border);
}
.amort-table th:first-child { text-align: left; }
.amort-table td {
  padding: 8px 10px;
  text-align: right;
  border-bottom: 1px solid rgba(42,51,64,0.5);
  color: var(--text);
}
.amort-table td:first-child { text-align: left; color: var(--muted); }
.amort-table tbody tr:hover { background: var(--surface2); }
.table-scroll {
  overflow-x: auto;
  max-height: 300px;
  overflow-y: auto;
}
.table-scroll::-webkit-scrollbar { width: 4px; height: 4px; }
.table-scroll::-webkit-scrollbar-thumb {
  background: var(--border);
  border-radius: 2px;
}

/* ═══════════════════════════════════════════
   INFO / TERMS PANEL
═══════════════════════════════════════════ */
.info-panel h3 {
  font-family: 'Playfair Display', serif;
  font-size: 1rem;
  margin-bottom: 16px;
  color: var(--text);
}
.term {
  border-bottom: 1px solid var(--border);
  padding: 12px 0;
}
.term:last-child { border-bottom: none; }
.term-name {
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--gold);
  margin-bottom: 4px;
}
.term-def {
  font-size: 0.79rem;
  color: var(--muted);
  line-height: 1.55;
}

/* ═══════════════════════════════════════════
   BREADCRUMB
═══════════════════════════════════════════ */
.breadcrumb {
  max-width: 960px;
  margin: 0 auto;
  padding: 18px 20px 0;
  font-size: 0.8rem;
  color: var(--muted);
  display: flex;
  align-items: center;
  gap: 8px;
}
.breadcrumb a { color: var(--muted); transition: color var(--tr); }
.breadcrumb a:hover { color: var(--gold); text-decoration: none; }
.breadcrumb .sep { opacity: 0.4; }
.breadcrumb .current { color: var(--text); }

/* ═══════════════════════════════════════════
   FOOTER
═══════════════════════════════════════════ */
.site-footer {
  text-align: center;
  padding: 32px 20px;
  border-top: 1px solid var(--border);
  color: var(--muted);
  font-size: 0.8rem;
}
.site-footer a { color: var(--gold); }
.site-footer .footer-inner {
  max-width: var(--max-width);
  margin: 0 auto;
}
.footer-links {
  display: flex;
  justify-content: flex-end;
  gap: 20px;
  margin-bottom: 12px;
  flex-wrap: wrap;
}
@media (max-width: 600px) {
  .footer-links { justify-content: center; }
}
.footer-links a {
  color: var(--muted);
  font-size: 0.8rem;
  transition: color var(--tr);
}
.footer-links a:hover { color: var(--gold); text-decoration: none; }

/* ═══════════════════════════════════════════
   ADMIN BAR OFFSET
═══════════════════════════════════════════ */
.admin-bar .site-header { top: 32px; }
@media screen and (max-width: 782px) {
  .admin-bar .site-header { top: 46px; }
}

/* ═══════════════════════════════════════════
   RESPONSIVE
═══════════════════════════════════════════ */
@media (max-width: 768px) {
  .main-nav { display: none; }
  .main-nav.open { display: block; }
  .main-nav.open ul {
    flex-direction: column;
    gap: 0;
    padding: 10px 0 14px;
    background: var(--surface);
    border-top: 1px solid var(--border);
    position: absolute;
    top: 60px;
    left: 0;
    right: 0;
    z-index: 200;
  }
  .main-nav.open a { display: block; padding: 10px 20px; border-radius: 0; }
  .menu-toggle { display: block; }
  .hero { padding: 48px 16px 32px; }
  .calc-archive { padding: 28px 16px 60px; }
}
@media (max-width: 500px) {
  .form-row { grid-template-columns: 1fr; }
  .results-grid { grid-template-columns: 1fr 1fr; }
}