/*
Theme Name: Molecular Weight Calculator
Theme URI: https://molecularweightcalculator.org/
Author: Molecular Weight Calculator
Author URI: https://molecularweightcalculator.org/
Description: A fast, accessible, premium WordPress theme for molecular weight, molar mass, stoichiometry, solution, mass spectrometry, biomolecule and polymer calculators.
Version: 1.1.2
Requires at least: 6.4
Tested up to: 6.8
Requires PHP: 7.4
License: GNU General Public License v2 or later
License URI: https://www.gnu.org/licenses/gpl-2.0.html
Text Domain: molecular-weight-calculator
Tags: education, custom-logo, custom-menu, featured-images, threaded-comments, translation-ready, wide-blocks
*/

/* ------------------------------
   Design tokens and reset
------------------------------ */
:root {
  --mwc-bg: #eaf0f7;
  --mwc-surface: #ffffff;
  --mwc-surface-soft: #edf1fb;
  --mwc-ink: #15233c;
  --mwc-ink-2: #34435d;
  --mwc-muted: #5c6b82;
  --mwc-line: #d4ddea;
  --mwc-brand: #5b5bd6;
  --mwc-brand-dark: #4141b6;
  --mwc-brand-soft: #ececff;
  --mwc-teal: #0f9e90;
  --mwc-teal-soft: #e4f8f4;
  --mwc-gold: #f4a340;
  --mwc-danger: #bd3d50;
  --mwc-success: #087f70;
  --mwc-shadow-sm: 0 8px 30px rgba(26, 37, 66, .07);
  --mwc-shadow-lg: 0 24px 70px rgba(31, 40, 88, .13);
  --mwc-radius-sm: 12px;
  --mwc-radius: 20px;
  --mwc-radius-lg: 30px;
  --mwc-container: 1180px;
  --mwc-readable: 780px;
  --mwc-transition: 180ms ease;
}

*, *::before, *::after { box-sizing: border-box; }
html {
  width: 100%;
  max-width: 100%;
  overflow-x: hidden;
  overscroll-behavior-x: none;
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}
body {
  position: relative;
  width: 100%;
  max-width: 100%;
  min-height: 100%;
  margin: 0;
  overflow-x: visible;
  overscroll-behavior-x: none;
  color: var(--mwc-ink);
  background: var(--mwc-bg);
  font-family: Inter, ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  font-size: 16px;
  line-height: 1.7;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}
@supports (overflow-x: clip) {
  html, body, main { overflow-x: clip; }
}
img, svg { display: block; max-width: 100%; height: auto; }
iframe, video, canvas { max-width: 100%; }
button, input, select, textarea { max-width: 100%; color: inherit; font: inherit; }
button { cursor: pointer; }
main { min-width: 0; }
section, article, aside, header, footer, nav, div { min-width: 0; }
:where(h1, h2, h3, h4, h5, h6, p, li, a) { overflow-wrap: break-word; }
a { color: var(--mwc-brand-dark); text-decoration-thickness: .08em; text-underline-offset: .16em; }
a:hover { color: var(--mwc-brand); }
:focus-visible { outline: 3px solid rgba(91, 91, 214, .34); outline-offset: 3px; }
::selection { color: #fff; background: var(--mwc-brand); }

h1, h2, h3, h4, h5, h6 {
  margin: 0 0 .65em;
  color: var(--mwc-ink);
  font-weight: 780;
  line-height: 1.14;
  letter-spacing: -.025em;
}
h1 { font-size: clamp(2.35rem, 5vw, 4.75rem); }
h2 { font-size: clamp(1.75rem, 3vw, 2.65rem); }
h3 { font-size: clamp(1.2rem, 2vw, 1.48rem); }
p { margin: 0 0 1.25em; }
ul, ol { margin: 0 0 1.4em; padding-left: 1.25em; }
table { width: 100%; border-collapse: collapse; }

.mwc-container { width: min(calc(100% - 40px), var(--mwc-container)); margin-inline: auto; }
.mwc-readable { width: min(100%, var(--mwc-readable)); margin-inline: auto; }
.mwc-section {
  position: relative;
  padding: 88px 0;
  background: var(--mwc-bg);
  border-top: 1px solid rgba(177, 190, 210, .55);
}
.mwc-section--white { background: #f7f9fd; }
#calculator-categories { background: linear-gradient(180deg, #f4f6ff 0%, #edf2fa 100%); }
#guide { background: linear-gradient(180deg, #e4ebf5 0%, #eef3f9 100%); }
#faqs { background: linear-gradient(180deg, #f7f9ff 0%, #edf1fb 100%); }
.mwc-section--tight { padding-block: 58px; }
.mwc-kicker {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 14px;
  color: var(--mwc-brand-dark);
  font-size: .78rem;
  font-weight: 800;
  letter-spacing: .12em;
  text-transform: uppercase;
}
.mwc-kicker::before { width: 24px; height: 2px; content: ""; background: var(--mwc-gold); border-radius: 2px; }
.mwc-section-heading { max-width: 720px; margin-bottom: 38px; }
.mwc-section-heading p { max-width: 650px; color: var(--mwc-muted); font-size: 1.05rem; }

/* ------------------------------
   Accessibility
------------------------------ */
.skip-link {
  position: fixed;
  z-index: 99999;
  top: 12px;
  left: 12px;
  padding: 11px 16px;
  color: #fff;
  background: var(--mwc-ink);
  border-radius: 8px;
  transform: translateY(-150%);
}
.skip-link:focus { color: #fff; transform: translateY(0); }
.screen-reader-text {
  position: absolute !important;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* ------------------------------
   Header, brand and menus
------------------------------ */
.site-header {
  position: sticky;
  z-index: 1000;
  top: 0;
  background: rgba(255, 255, 255, .94);
  border-bottom: 1px solid rgba(225, 230, 239, .9);
  box-shadow: 0 5px 24px rgba(21, 35, 60, .04);
  -webkit-backdrop-filter: blur(14px);
  backdrop-filter: blur(14px);
}
.admin-bar .site-header { top: 32px; }
.mwc-header-inner { display: flex; min-height: 74px; align-items: center; justify-content: space-between; gap: 26px; }
.site-branding { display: flex; min-width: 248px; align-items: center; gap: 11px; }
.custom-logo-link { display: inline-flex; }
.custom-logo { width: auto; max-width: 220px; max-height: 48px; }
.mwc-logo-mark {
  display: grid;
  width: 43px;
  height: 43px;
  flex: 0 0 43px;
  place-items: center;
  color: #fff;
  background: linear-gradient(145deg, var(--mwc-brand), #7777ed);
  border: 1px solid rgba(255,255,255,.48);
  border-radius: 13px;
  box-shadow: 0 8px 22px rgba(91,91,214,.23);
}
.mwc-logo-mark svg { width: 27px; height: 27px; }
.mwc-brand-copy { display: flex; flex-direction: column; line-height: 1.08; }
.site-title { color: var(--mwc-ink); font-size: 1.01rem; font-weight: 850; letter-spacing: -.025em; text-decoration: none; }
.site-tagline { margin-top: 5px; color: var(--mwc-muted); font-size: .68rem; font-weight: 650; letter-spacing: .035em; }

.primary-navigation { margin-left: auto; }
.primary-navigation ul { display: flex; align-items: center; gap: 4px; padding: 0; margin: 0; list-style: none; }
.primary-navigation a {
  display: flex;
  min-height: 42px;
  align-items: center;
  padding: 8px 11px;
  color: var(--mwc-ink-2);
  border-radius: 9px;
  font-size: .86rem;
  font-weight: 680;
  text-decoration: none;
  transition: color var(--mwc-transition), background var(--mwc-transition);
}
.primary-navigation a:hover,
.primary-navigation .current-menu-item > a,
.primary-navigation .current-menu-ancestor > a { color: var(--mwc-brand-dark); background: var(--mwc-brand-soft); }
.primary-navigation .menu-item-has-children { position: relative; }
.primary-navigation .menu-item-has-children > a::after { margin-left: 7px; content: "⌄"; color: var(--mwc-muted); font-size: .8em; }
.primary-navigation .sub-menu {
  position: absolute;
  top: calc(100% + 8px);
  right: 0;
  display: grid;
  width: 290px;
  padding: 10px;
  visibility: hidden;
  background: #fff;
  border: 1px solid var(--mwc-line);
  border-radius: 15px;
  box-shadow: var(--mwc-shadow-lg);
  opacity: 0;
  transform: translateY(7px);
  transition: opacity var(--mwc-transition), transform var(--mwc-transition), visibility var(--mwc-transition);
}
.primary-navigation .menu-item-has-children:hover > .sub-menu,
.primary-navigation .menu-item-has-children:focus-within > .sub-menu { visibility: visible; opacity: 1; transform: translateY(0); }
.primary-navigation .sub-menu a { min-height: 40px; }
.mwc-header-cta {
  display: inline-flex;
  min-height: 42px;
  align-items: center;
  justify-content: center;
  padding: 9px 15px;
  color: #fff;
  background: var(--mwc-ink);
  border-radius: 10px;
  font-size: .83rem;
  font-weight: 760;
  text-decoration: none;
  white-space: nowrap;
}
.mwc-header-cta:hover { color: #fff; background: var(--mwc-brand-dark); }
.mwc-menu-toggle {
  display: none;
  width: 44px;
  height: 44px;
  padding: 10px;
  background: #fff;
  border: 1px solid var(--mwc-line);
  border-radius: 10px;
}
.mwc-menu-toggle span { display: block; width: 100%; height: 2px; margin: 5px 0; background: var(--mwc-ink); border-radius: 2px; }

/* ------------------------------
   Hero and calculator
------------------------------ */
.mwc-hero {
  position: relative;
  padding: 74px 0 92px;
  overflow: hidden;
  background:
    radial-gradient(circle at 10% 15%, rgba(15,158,144,.17), transparent 29%),
    radial-gradient(circle at 91% 12%, rgba(91,91,214,.19), transparent 33%),
    linear-gradient(180deg, #ffffff 0%, #eef2f9 100%);
  border-bottom: 1px solid #d2dbea;
}
.mwc-hero::before,
.mwc-hero::after {
  position: absolute;
  content: "";
  pointer-events: none;
  border: 1px solid rgba(91,91,214,.09);
  border-radius: 50%;
}
.mwc-hero::before { top: -230px; right: -170px; width: 620px; height: 620px; }
.mwc-hero::after { bottom: -250px; left: -200px; width: 500px; height: 500px; }
.mwc-hero-intro { position: relative; z-index: 1; max-width: 850px; margin: 0 auto 42px; text-align: center; }
.mwc-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 7px 12px;
  margin-bottom: 18px;
  color: var(--mwc-brand-dark);
  background: rgba(236,236,255,.85);
  border: 1px solid #dadaff;
  border-radius: 999px;
  font-size: .76rem;
  font-weight: 800;
  letter-spacing: .045em;
  text-transform: uppercase;
}
.mwc-eyebrow-dot { width: 7px; height: 7px; background: var(--mwc-teal); border-radius: 50%; box-shadow: 0 0 0 4px rgba(15,158,144,.12); }
.mwc-hero h1 { margin-bottom: 18px; }
.mwc-gradient-text { color: var(--mwc-brand); background: linear-gradient(90deg, var(--mwc-brand-dark), #7777e8 55%, var(--mwc-teal)); -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent; }
.mwc-hero-lead { max-width: 720px; margin: 0 auto 23px; color: var(--mwc-muted); font-size: clamp(1.03rem, 2vw, 1.22rem); }
.mwc-trust-row { display: flex; flex-wrap: wrap; justify-content: center; gap: 9px 18px; color: var(--mwc-ink-2); font-size: .82rem; font-weight: 680; }
.mwc-trust-row span { display: inline-flex; align-items: center; gap: 7px; }
.mwc-check { display: inline-grid; width: 19px; height: 19px; place-items: center; color: var(--mwc-success); background: var(--mwc-teal-soft); border-radius: 50%; font-size: .72rem; }

.mwc-calculator-shell { position: relative; z-index: 2; width: min(100%, 980px); margin: 0 auto; }
.mwc-calculator-card {
  overflow: hidden;
  background: var(--mwc-surface);
  border: 1px solid rgba(218, 224, 236, .95);
  border-radius: var(--mwc-radius-lg);
  box-shadow: var(--mwc-shadow-lg);
}
.mwc-calculator-topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  padding: 19px 24px;
  background: linear-gradient(90deg, #fafbff, #f4f7ff);
  border-bottom: 1px solid var(--mwc-line);
}
.mwc-calculator-title { display: flex; align-items: center; gap: 11px; font-size: .92rem; font-weight: 800; }
.mwc-tool-icon { display: grid; width: 34px; height: 34px; place-items: center; color: var(--mwc-brand-dark); background: var(--mwc-brand-soft); border-radius: 10px; }
.mwc-status { display: flex; align-items: center; gap: 7px; color: var(--mwc-muted); font-size: .75rem; font-weight: 700; }
.mwc-status::before { width: 8px; height: 8px; content: ""; background: #24b47e; border-radius: 50%; box-shadow: 0 0 0 4px rgba(36,180,126,.12); }
.mwc-calculator-body { padding: 30px; }
.mwc-field-label { display: flex; align-items: center; justify-content: space-between; gap: 14px; margin-bottom: 9px; font-size: .88rem; font-weight: 790; }
.mwc-field-hint { color: var(--mwc-muted); font-size: .75rem; font-weight: 550; }
.mwc-input-wrap { position: relative; }
.mwc-formula-input {
  width: 100%;
  min-height: 66px;
  padding: 14px 148px 14px 19px;
  color: var(--mwc-ink);
  background: #fbfcff;
  border: 1.5px solid #cfd7e6;
  border-radius: 14px;
  font-family: "SFMono-Regular", Consolas, "Liberation Mono", monospace;
  font-size: 1.25rem;
  font-weight: 700;
  outline: none;
  transition: border var(--mwc-transition), box-shadow var(--mwc-transition), background var(--mwc-transition);
}
.mwc-formula-input:focus { background: #fff; border-color: var(--mwc-brand); box-shadow: 0 0 0 5px rgba(91,91,214,.11); }
.mwc-calculate-button {
  position: absolute;
  top: 7px;
  right: 7px;
  min-width: 130px;
  min-height: 52px;
  padding: 11px 17px;
  color: #fff;
  background: linear-gradient(135deg, var(--mwc-brand), var(--mwc-brand-dark));
  border: 0;
  border-radius: 10px;
  box-shadow: 0 8px 18px rgba(91,91,214,.22);
  font-size: .88rem;
  font-weight: 800;
  transition: transform var(--mwc-transition), box-shadow var(--mwc-transition);
}
.mwc-calculate-button:hover { transform: translateY(-1px); box-shadow: 0 11px 22px rgba(91,91,214,.27); }
.mwc-examples { display: flex; flex-wrap: wrap; align-items: center; gap: 8px; margin-top: 13px; }
.mwc-examples-label { margin-right: 2px; color: var(--mwc-muted); font-size: .75rem; font-weight: 700; }
.mwc-example-chip {
  padding: 6px 10px;
  color: var(--mwc-ink-2);
  background: #fff;
  border: 1px solid var(--mwc-line);
  border-radius: 999px;
  font-family: "SFMono-Regular", Consolas, monospace;
  font-size: .75rem;
  font-weight: 700;
  transition: color var(--mwc-transition), border var(--mwc-transition), background var(--mwc-transition);
}
.mwc-example-chip:hover { color: var(--mwc-brand-dark); background: var(--mwc-brand-soft); border-color: #ceceff; }
.mwc-error { padding: 11px 13px; margin-top: 15px; color: var(--mwc-danger); background: #fff2f4; border: 1px solid #ffd2d9; border-radius: 10px; font-size: .84rem; font-weight: 650; }
.mwc-results { margin-top: 26px; }
.mwc-result-summary { display: grid; grid-template-columns: 1.35fr 1fr 1fr; gap: 12px; }
.mwc-result-main,
.mwc-result-stat { min-height: 112px; padding: 20px; border: 1px solid var(--mwc-line); border-radius: 15px; }
.mwc-result-main { color: #fff; background: linear-gradient(145deg, #252854, var(--mwc-brand-dark)); border-color: transparent; }
.mwc-result-label { display: block; margin-bottom: 8px; color: inherit; font-size: .72rem; font-weight: 750; letter-spacing: .055em; opacity: .75; text-transform: uppercase; }
.mwc-result-value { display: block; font-size: clamp(1.55rem, 3vw, 2.15rem); font-weight: 850; letter-spacing: -.035em; line-height: 1.1; }
.mwc-result-unit { margin-left: 4px; font-size: .86rem; font-weight: 650; opacity: .75; }
.mwc-result-stat { background: #fbfcff; }
.mwc-result-stat .mwc-result-value { color: var(--mwc-ink); font-size: 1.5rem; }
.mwc-result-table-wrap {
  width: 100%;
  max-width: 100%;
  margin-top: 15px;
  overflow-x: auto;
  background: #fff;
  border: 1px solid var(--mwc-line);
  border-radius: 15px;
  -webkit-overflow-scrolling: touch;
  scrollbar-color: #aab6ca #eef2f7;
  scrollbar-width: thin;
}
.mwc-result-table { min-width: 680px; }
.mwc-result-table th,
.mwc-result-table td { padding: 12px 15px; text-align: left; border-bottom: 1px solid var(--mwc-line); font-size: .82rem; white-space: nowrap; }
.mwc-result-table th { color: var(--mwc-muted); background: #f7f9fd; font-size: .69rem; font-weight: 800; letter-spacing: .06em; text-transform: uppercase; }
.mwc-result-table tr:last-child td { border-bottom: 0; }
.mwc-element-symbol { display: inline-grid; width: 29px; height: 29px; margin-right: 8px; place-items: center; color: var(--mwc-brand-dark); background: var(--mwc-brand-soft); border-radius: 7px; font-weight: 850; }
.mwc-percent-bar { width: 100px; height: 6px; margin-top: 5px; overflow: hidden; background: #e8ebf2; border-radius: 99px; }
.mwc-percent-fill { display: block; height: 100%; background: linear-gradient(90deg, var(--mwc-brand), var(--mwc-teal)); border-radius: inherit; }
.mwc-result-actions { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 10px; margin-top: 15px; }
.mwc-result-note { align-self: center; margin: 0; color: var(--mwc-muted); font-size: .73rem; }
.mwc-secondary-button {
  min-height: 39px;
  padding: 8px 13px;
  color: var(--mwc-brand-dark);
  background: var(--mwc-brand-soft);
  border: 1px solid #d5d5ff;
  border-radius: 9px;
  font-size: .76rem;
  font-weight: 800;
}
.mwc-tool-footnote { display: flex; align-items: center; gap: 9px; padding: 13px 30px; color: var(--mwc-muted); background: #fafbfe; border-top: 1px solid var(--mwc-line); font-size: .73rem; }
.mwc-tool-footnote svg { flex: 0 0 auto; }

/* ------------------------------
   Category cards
------------------------------ */
.mwc-category-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 17px; }
.mwc-category-card {
  position: relative;
  min-height: 230px;
  padding: 25px;
  overflow: hidden;
  color: var(--mwc-ink);
  background: #fff;
  border: 1px solid #ccd6e5;
  border-radius: var(--mwc-radius);
  box-shadow: 0 12px 34px rgba(31, 46, 78, .10);
  text-decoration: none;
  transition: transform var(--mwc-transition), border var(--mwc-transition), box-shadow var(--mwc-transition);
}
.mwc-category-card::after { position: absolute; right: -45px; bottom: -55px; width: 140px; height: 140px; content: ""; background: var(--card-soft, var(--mwc-brand-soft)); border-radius: 50%; opacity: .8; }
.mwc-category-card:hover { color: var(--mwc-ink); border-color: rgba(91,91,214,.32); box-shadow: 0 18px 45px rgba(31,40,88,.12); transform: translateY(-5px); }
.mwc-category-icon { display: grid; width: 48px; height: 48px; margin-bottom: 29px; place-items: center; color: var(--card-color, var(--mwc-brand)); background: var(--card-soft, var(--mwc-brand-soft)); border-radius: 14px; }
.mwc-category-card h3 { margin-bottom: 9px; font-size: 1.06rem; }
.mwc-category-card p { margin: 0; color: var(--mwc-muted); font-size: .82rem; line-height: 1.58; }
.mwc-card-link { position: absolute; z-index: 1; right: 20px; bottom: 18px; display: grid; width: 34px; height: 34px; place-items: center; color: var(--card-color, var(--mwc-brand)); background: #fff; border: 1px solid var(--mwc-line); border-radius: 50%; font-size: 1.1rem; }
.mwc-category-card:nth-child(2), .mwc-category-card:nth-child(6) { --card-color: #087f70; --card-soft: #e2f8f4; }
.mwc-category-card:nth-child(3), .mwc-category-card:nth-child(7) { --card-color: #b5680b; --card-soft: #fff3df; }
.mwc-category-card:nth-child(4), .mwc-category-card:nth-child(8) { --card-color: #2e69ac; --card-soft: #e6f2ff; }

/* ------------------------------
   Article and TOC
------------------------------ */
.mwc-guide-layout { display: grid; grid-template-columns: 260px minmax(0, 780px); justify-content: center; align-items: start; gap: 50px; }
.mwc-toc-wrap { position: sticky; top: 100px; }
.mwc-toc {
  overflow: hidden;
  background: #fff;
  border: 1px solid #cbd6e5;
  border-radius: 16px;
  box-shadow: 0 10px 30px rgba(31, 46, 78, .09);
}
.mwc-toc summary {
  display: flex;
  min-height: 54px;
  align-items: center;
  justify-content: space-between;
  padding: 13px 16px;
  font-size: .82rem;
  font-weight: 820;
  list-style: none;
  cursor: pointer;
}
.mwc-toc summary::-webkit-details-marker { display: none; }
.mwc-toc summary::after { content: "+"; color: var(--mwc-brand); font-size: 1.25rem; font-weight: 500; }
.mwc-toc[open] summary::after { content: "−"; }
.mwc-toc-list { max-height: calc(100vh - 190px); padding: 0 16px 15px 33px; margin: 0; overflow: auto; border-top: 1px solid var(--mwc-line); }
.mwc-toc-list li { margin-top: 8px; color: var(--mwc-muted); font-size: .76rem; line-height: 1.4; }
.mwc-toc-list a { color: var(--mwc-muted); text-decoration: none; }
.mwc-toc-list a:hover { color: var(--mwc-brand-dark); }
.mwc-article {
  min-width: 0;
  padding: clamp(26px, 5vw, 56px);
  background: #fff;
  border: 1px solid #ccd6e4;
  border-radius: 24px;
  box-shadow: 0 18px 52px rgba(31, 46, 78, .11);
}
.mwc-article-header { padding-bottom: 26px; margin-bottom: 34px; border-bottom: 1px solid var(--mwc-line); }
.mwc-article-header h2 { margin-bottom: 14px; }
.mwc-article-meta { display: flex; flex-wrap: wrap; gap: 9px 19px; color: var(--mwc-muted); font-size: .75rem; font-weight: 650; }
.mwc-article h2 { padding-top: 112px; margin-top: -82px; margin-bottom: 18px; font-size: clamp(1.62rem, 3vw, 2.18rem); scroll-margin-top: 90px; }
.mwc-article h3 { padding-top: 95px; margin-top: -74px; scroll-margin-top: 90px; }
.mwc-article p, .mwc-article li { color: #3c4a61; }
.mwc-article strong { color: var(--mwc-ink); }
.mwc-article a { font-weight: 680; }
.mwc-article blockquote {
  padding: 22px 23px;
  margin: 28px 0;
  color: var(--mwc-ink-2);
  background: var(--mwc-brand-soft);
  border-left: 4px solid var(--mwc-brand);
  border-radius: 0 13px 13px 0;
}
.mwc-article blockquote p:last-child { margin-bottom: 0; }
.mwc-formula-box {
  padding: 18px 20px;
  margin: 25px 0;
  overflow-x: auto;
  color: #fff;
  background: #202642;
  border-radius: 13px;
  font-family: "SFMono-Regular", Consolas, monospace;
  font-size: clamp(.9rem, 2vw, 1.05rem);
  text-align: center;
}
.mwc-info-box { padding: 19px 21px; margin: 26px 0; background: var(--mwc-teal-soft); border: 1px solid #c5ede6; border-radius: 13px; }
.mwc-info-box strong { color: #086e63; }
.mwc-article-figure { margin: 34px 0; overflow: hidden; background: #f6f8ff; border: 1px solid var(--mwc-line); border-radius: 17px; }
.mwc-article-figure img { width: 100%; aspect-ratio: 16 / 9; object-fit: cover; }
.mwc-article-figure figcaption { padding: 11px 15px; color: var(--mwc-muted); background: #fff; border-top: 1px solid var(--mwc-line); font-size: .72rem; }
.mwc-data-table {
  width: 100%;
  max-width: 100%;
  margin: 26px 0;
  overflow-x: auto;
  background: #fff;
  border: 1px solid var(--mwc-line);
  border-radius: 13px;
  -webkit-overflow-scrolling: touch;
  scrollbar-color: #aab6ca #eef2f7;
  scrollbar-width: thin;
}
.mwc-data-table table { min-width: 610px; }
.mwc-data-table th, .mwc-data-table td { padding: 11px 13px; text-align: left; border-bottom: 1px solid var(--mwc-line); font-size: .82rem; }
.mwc-data-table th { color: var(--mwc-ink); background: #f3f5fa; font-weight: 780; }
.mwc-data-table tr:last-child td { border: 0; }
.mwc-source-note { padding-top: 25px; margin-top: 36px; color: var(--mwc-muted); border-top: 1px solid var(--mwc-line); font-size: .75rem; }

/* ------------------------------
   FAQs and CTA
------------------------------ */
.mwc-faq-grid { display: grid; max-width: 880px; margin: 0 auto; gap: 11px; }
.mwc-faq {
  overflow: hidden;
  background: #fff;
  border: 1px solid #ccd6e5;
  border-radius: 14px;
  box-shadow: 0 8px 24px rgba(31, 46, 78, .075);
}
.mwc-faq summary {
  display: flex;
  min-height: 66px;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 17px 20px;
  color: var(--mwc-ink);
  font-size: .94rem;
  font-weight: 770;
  list-style: none;
  cursor: pointer;
}
.mwc-faq summary::-webkit-details-marker { display: none; }
.mwc-faq summary::after { display: grid; width: 28px; height: 28px; flex: 0 0 28px; place-items: center; content: "+"; color: var(--mwc-brand); background: var(--mwc-brand-soft); border-radius: 8px; font-size: 1.2rem; font-weight: 450; }
.mwc-faq[open] summary::after { content: "−"; }
.mwc-faq-answer { padding: 0 20px 18px; color: var(--mwc-muted); font-size: .89rem; }
.mwc-faq-answer p:last-child { margin-bottom: 0; }
.mwc-cta-card {
  position: relative;
  display: grid;
  grid-template-columns: 1.35fr .65fr;
  align-items: center;
  gap: 40px;
  padding: clamp(30px, 6vw, 62px);
  overflow: hidden;
  color: #fff;
  background: linear-gradient(125deg, #20264c, #4242a5 65%, #167f7b);
  border-radius: 28px;
  box-shadow: var(--mwc-shadow-lg);
}
.mwc-cta-card::after { position: absolute; right: -90px; bottom: -130px; width: 360px; height: 360px; content: ""; border: 60px solid rgba(255,255,255,.06); border-radius: 50%; }
.mwc-cta-card h2, .mwc-cta-card p { color: #fff; }
.mwc-cta-card p { max-width: 620px; margin: 0; opacity: .8; }
.mwc-cta-action { position: relative; z-index: 1; justify-self: end; padding: 13px 19px; color: var(--mwc-ink); background: #fff; border-radius: 11px; font-size: .86rem; font-weight: 820; text-decoration: none; }
.mwc-cta-action:hover { color: var(--mwc-brand-dark); transform: translateY(-1px); }

/* ------------------------------
   Footer
------------------------------ */
.site-footer { color: #c6cede; background: #10182a; }
.mwc-footer-main { display: grid; grid-template-columns: 1.35fr .8fr .8fr 1fr; gap: 56px; padding: 70px 0 54px; }
.site-footer .mwc-logo-mark { box-shadow: none; }
.mwc-footer-brand .site-title { color: #fff; }
.mwc-footer-brand p { max-width: 330px; margin: 20px 0; color: #9eabc0; font-size: .85rem; }
.mwc-footer-trust { display: inline-flex; align-items: center; gap: 8px; padding: 7px 10px; color: #aee8df; background: rgba(15,158,144,.13); border: 1px solid rgba(75,199,183,.2); border-radius: 8px; font-size: .69rem; font-weight: 760; }
.mwc-footer-column h2 { margin-bottom: 18px; color: #fff; font-size: .78rem; letter-spacing: .08em; text-transform: uppercase; }
.mwc-footer-column ul { padding: 0; margin: 0; list-style: none; }
.mwc-footer-column li { margin: 9px 0; color: #fff; }
.mwc-footer-column a { color: #fff; font-size: .8rem; text-decoration: none; }
.mwc-footer-column a:hover { color: #aee8df; }
.site-footer .mwc-footer-widget { margin-top: 24px; }
.site-footer .mwc-footer-widget h2,
.site-footer .mwc-footer-widget .widget-title,
.site-footer .mwc-footer-widget .wp-block-heading { margin-bottom: 12px; color: #fff; font-size: .82rem; letter-spacing: .06em; text-transform: uppercase; }
.site-footer .mwc-footer-widget ul,
.site-footer .wp-block-archives,
.site-footer .wp-block-categories { padding: 0; margin: 0; list-style: none; }
.site-footer .mwc-footer-widget li { margin: 8px 0; color: #fff; }
.site-footer .mwc-footer-widget a,
.site-footer .wp-block-archives a,
.site-footer .wp-block-categories a { color: #fff; text-decoration: none; }
.site-footer .mwc-footer-widget a:hover,
.site-footer .wp-block-archives a:hover,
.site-footer .wp-block-categories a:hover { color: #aee8df; }
.mwc-footer-bottom { display: flex; align-items: center; justify-content: space-between; gap: 25px; padding: 21px 0; color: #7f8ca2; border-top: 1px solid rgba(255,255,255,.09); font-size: .72rem; }
.mwc-footer-bottom p { margin: 0; }
.mwc-footer-mini-menu { display: flex; flex-wrap: wrap; gap: 16px; padding: 0; margin: 0; list-style: none; }
.mwc-footer-mini-menu a { color: #fff; text-decoration: none; }
.mwc-footer-mini-menu a:hover { color: #aee8df; }

/* ------------------------------
   Standard WordPress content
------------------------------ */
.mwc-page-hero { padding: 60px 0 42px; background: linear-gradient(180deg, #fff, #f7f8fc); border-bottom: 1px solid var(--mwc-line); }
.mwc-page-hero p { max-width: 720px; color: var(--mwc-muted); }
.mwc-content-shell { padding: 60px 0 90px; }
.mwc-content-card { width: min(100%, 850px); padding: clamp(25px, 6vw, 55px); margin: 0 auto; background: #fff; border: 1px solid var(--mwc-line); border-radius: 22px; box-shadow: var(--mwc-shadow-sm); }
.entry-content > * { max-width: 100%; }
.entry-content img { border-radius: 13px; }
.entry-content iframe,
.entry-content video { width: 100%; max-width: 100%; }
.entry-content table,
.wp-block-table table {
  display: block;
  width: 100%;
  max-width: 100%;
  overflow-x: auto;
  border-collapse: collapse;
  -webkit-overflow-scrolling: touch;
}
.entry-content th,
.entry-content td { min-width: 120px; padding: 10px 12px; border: 1px solid var(--mwc-line); }
.entry-content pre { max-width: 100%; padding: 18px; overflow: auto; color: #fff; background: #202642; border-radius: 12px; }
.entry-content blockquote { padding-left: 20px; margin-left: 0; border-left: 4px solid var(--mwc-brand); }
.alignwide { width: min(1100px, 100vw - 40px); max-width: none; margin-left: 50%; transform: translateX(-50%); }
.alignfull { width: 100vw; max-width: none; margin-left: 50%; transform: translateX(-50%); }
.wp-caption, .gallery-caption { color: var(--mwc-muted); font-size: .78rem; }
.sticky { border-top: 4px solid var(--mwc-brand); }
.bypostauthor { background: var(--mwc-brand-soft); }
.mwc-post-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.mwc-post-card { padding: 24px; background: #fff; border: 1px solid var(--mwc-line); border-radius: 17px; box-shadow: var(--mwc-shadow-sm); }
.mwc-post-card h2 { font-size: 1.2rem; }
.mwc-post-card a { color: var(--mwc-ink); text-decoration: none; }
.mwc-post-meta { color: var(--mwc-muted); font-size: .75rem; }
.navigation.pagination { margin-top: 35px; }
.nav-links { display: flex; flex-wrap: wrap; gap: 8px; }
.page-numbers { display: grid; min-width: 40px; min-height: 40px; place-items: center; padding: 6px; background: #fff; border: 1px solid var(--mwc-line); border-radius: 9px; text-decoration: none; }
.page-numbers.current { color: #fff; background: var(--mwc-brand); border-color: var(--mwc-brand); }
.search-form { display: flex; gap: 8px; }
.search-field { min-width: 0; min-height: 44px; padding: 8px 12px; border: 1px solid var(--mwc-line); border-radius: 9px; }
.search-submit { padding: 9px 15px; color: #fff; background: var(--mwc-brand); border: 0; border-radius: 9px; font-weight: 760; }

/* ------------------------------
   Responsive behavior
------------------------------ */
@media (min-width: 961px) {
  .mwc-toc[open] .mwc-toc-list { display: block; }
}
@media (max-width: 1080px) {
  .mwc-header-cta { display: none; }
  .site-branding { min-width: 220px; }
  .primary-navigation a { padding-inline: 8px; font-size: .81rem; }
  .mwc-category-grid { grid-template-columns: repeat(2, 1fr); }
  .mwc-guide-layout { grid-template-columns: 220px minmax(0, 730px); gap: 25px; }
}
@media (max-width: 960px) {
  .admin-bar .site-header { top: 46px; }
  .mwc-menu-toggle { display: block; margin-left: auto; }
  .primary-navigation {
    position: absolute;
    top: calc(100% + 1px);
    left: 0;
    display: none;
    width: 100%;
    max-height: calc(100vh - 90px);
    padding: 13px 20px 20px;
    overflow-y: auto;
    background: #fff;
    border-bottom: 1px solid var(--mwc-line);
    box-shadow: var(--mwc-shadow-lg);
  }
  .primary-navigation.is-open { display: block; }
  .primary-navigation ul { display: grid; align-items: stretch; }
  .primary-navigation a { min-height: 45px; padding-inline: 12px; }
  .primary-navigation .sub-menu { position: static; display: grid; width: auto; padding: 4px 0 4px 15px; visibility: visible; background: transparent; border: 0; box-shadow: none; opacity: 1; transform: none; }
  .mwc-footer-main { grid-template-columns: 1.2fr 1fr 1fr; }
  .mwc-footer-brand { grid-column: 1 / -1; }
}
@media (max-width: 820px) {
  .mwc-guide-layout { display: block; }
  .mwc-toc-wrap {
    position: sticky;
    z-index: 90;
    top: 82px;
    width: min(100%, 780px);
    margin: 0 auto 18px;
  }
  .admin-bar .mwc-toc-wrap { top: 128px; }
  .mwc-toc { box-shadow: 0 12px 32px rgba(31, 46, 78, .14); }
  .mwc-toc-list { max-height: min(55vh, 420px); overflow-y: auto; }
}
@media (max-width: 720px) {
  .mwc-container { width: min(calc(100% - 24px), var(--mwc-container)); }
  .alignwide,
  .alignfull {
    width: 100%;
    max-width: 100%;
    margin-right: 0;
    margin-left: 0;
    transform: none;
  }
  .mwc-section { padding-block: 58px; }
  .mwc-section-heading { margin-bottom: 30px; }
  .mwc-header-inner { min-height: 66px; gap: 10px; }
  .site-tagline { display: none; }
  .site-branding { min-width: 0; }
  .mwc-logo-mark { width: 39px; height: 39px; flex-basis: 39px; }
  .site-title { font-size: .9rem; }
  .mwc-hero { padding: 52px 0 68px; }
  .mwc-calculator-body { padding: 22px 17px; }
  .mwc-calculator-topbar { padding: 14px 17px; }
  .mwc-field-label { align-items: flex-start; flex-direction: column; gap: 2px; }
  .mwc-formula-input { min-height: 59px; padding: 13px 15px; }
  .mwc-calculate-button { position: static; width: 100%; min-height: 49px; margin-top: 9px; }
  .mwc-result-summary { grid-template-columns: 1fr 1fr; }
  .mwc-result-main { grid-column: 1 / -1; }
  .mwc-tool-footnote { align-items: flex-start; padding: 13px 17px; }
  .mwc-result-value { overflow-wrap: anywhere; }
  .mwc-result-actions { align-items: stretch; flex-direction: column; }
  .mwc-secondary-button { width: 100%; }
  .mwc-result-table-wrap,
  .mwc-data-table { overflow: visible; background: transparent; border: 0; border-radius: 0; }
  .mwc-result-table,
  .mwc-result-table tbody,
  .mwc-result-table tr,
  .mwc-result-table td,
  .mwc-data-table table,
  .mwc-data-table tbody,
  .mwc-data-table tr,
  .mwc-data-table td { display: block; width: 100%; min-width: 0; }
  .mwc-result-table,
  .mwc-data-table table { min-width: 0; }
  .mwc-result-table thead,
  .mwc-data-table thead {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
  }
  .mwc-result-table tr,
  .mwc-data-table tr {
    padding: 7px 14px;
    margin-bottom: 12px;
    background: #fff;
    border: 1px solid #ccd6e5;
    border-radius: 13px;
    box-shadow: 0 7px 20px rgba(31, 46, 78, .07);
  }
  .mwc-result-table td,
  .mwc-data-table td {
    padding: 9px 0;
    text-align: left;
    white-space: normal;
    border-bottom: 1px solid #e1e6ef;
  }
  .mwc-result-table tr td:not(:last-child),
  .mwc-data-table tr td:not(:last-child) { border-bottom: 1px solid #e1e6ef; }
  .mwc-result-table td:last-child,
  .mwc-data-table td:last-child { border-bottom: 0; }
  .mwc-result-table td::before,
  .mwc-data-table td::before {
    display: block;
    margin-bottom: 3px;
    color: var(--mwc-muted);
    content: attr(data-label);
    font-size: .65rem;
    font-weight: 850;
    letter-spacing: .06em;
    text-transform: uppercase;
  }
  .mwc-percent-bar { width: min(180px, 100%); }
  .mwc-category-grid, .mwc-post-grid { grid-template-columns: 1fr; }
  .mwc-category-card { min-height: 205px; }
  .mwc-article { padding: 25px 20px; border-radius: 18px; }
  .mwc-cta-card { grid-template-columns: 1fr; gap: 24px; }
  .mwc-cta-action { justify-self: start; }
  .mwc-footer-main { grid-template-columns: 1fr 1fr; gap: 35px 25px; }
  .mwc-footer-brand { grid-column: 1 / -1; }
  .mwc-footer-bottom { align-items: flex-start; flex-direction: column; }
}
@media (max-width: 420px) {
  h1 { font-size: clamp(2rem, 11vw, 2.55rem); }
  h2 { font-size: clamp(1.55rem, 8vw, 2rem); }
  .mwc-container { width: min(calc(100% - 20px), var(--mwc-container)); }
  .site-title { max-width: 175px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
  .mwc-menu-toggle { width: 41px; height: 41px; flex: 0 0 41px; }
  .mwc-hero { padding: 42px 0 54px; }
  .mwc-calculator-card { border-radius: 20px; }
  .mwc-calculator-title { font-size: .82rem; }
  .mwc-status { display: none; }
  .mwc-examples { gap: 6px; }
  .mwc-result-summary { grid-template-columns: 1fr; }
  .mwc-result-main { grid-column: auto; }
  .mwc-article { padding: 22px 15px; }
  .mwc-article-figure { margin-inline: -5px; }
  .mwc-faq summary { padding: 15px; font-size: .88rem; }
  .mwc-faq-answer { padding: 0 15px 16px; }
  .mwc-cta-card { padding: 27px 20px; border-radius: 20px; }
  .mwc-footer-main { grid-template-columns: 1fr; }
  .search-form { align-items: stretch; flex-direction: column; }
  .search-submit { width: 100%; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { scroll-behavior: auto !important; transition-duration: .01ms !important; animation-duration: .01ms !important; animation-iteration-count: 1 !important; }
}
@media print {
  .site-header, .site-footer, .mwc-toc-wrap, .mwc-cta-card, .mwc-calculator-topbar, .mwc-calculate-button, .mwc-examples, .mwc-result-actions { display: none !important; }
  body { color: #000; background: #fff; }
  .mwc-article, .mwc-calculator-card { border: 0; box-shadow: none; }
}