/* Start custom CSS for html, class: .elementor-element-8494ea1 */.ek-boiler-choice {
  --ebc-text: #20242a;
  --ebc-muted: #626b77;
  --ebc-border: #dfe4ea;
  --ebc-bg: #f6f8fa;
  --ebc-surface: #ffffff;
  --ebc-accent: #f2b705;
  --ebc-accent-dark: #8f6900;
  --ebc-dark: #17202a;
  --ebc-blue: #1569aa;
  --ebc-danger: #a53030;
  --ebc-danger-bg: #fff2f2;
  --ebc-warning-bg: #fff9e8;
  color: var(--ebc-text);
  font-family: inherit;
  font-size: 18px;
  line-height: 1.72;
  max-width: 1120px;
  margin: 0 auto;
}

.ek-boiler-choice *,
.ek-boiler-choice *::before,
.ek-boiler-choice *::after { box-sizing: border-box; }

.ek-boiler-choice h1,
.ek-boiler-choice h2,
.ek-boiler-choice h3 { color: var(--ebc-dark); line-height: 1.22; margin-top: 0; }
.ek-boiler-choice h1 { font-size: clamp(32px, 5vw, 56px); letter-spacing: -0.035em; margin-bottom: 22px; }
.ek-boiler-choice h2 { font-size: clamp(27px, 3.5vw, 38px); letter-spacing: -0.025em; margin-bottom: 20px; }
.ek-boiler-choice h3 { font-size: clamp(21px, 2.3vw, 26px); margin-bottom: 12px; }
.ek-boiler-choice p { margin: 0 0 20px; }
.ek-boiler-choice ul,
.ek-boiler-choice ol { margin: 0 0 24px; padding-left: 24px; }
.ek-boiler-choice li + li { margin-top: 9px; }
.ek-boiler-choice a { color: var(--ebc-blue); text-decoration-thickness: 1px; text-underline-offset: 3px; }
.ek-boiler-choice a:hover { text-decoration-thickness: 2px; }
.ek-boiler-choice section { margin-top: 56px; scroll-margin-top: 100px; }

.ebc-hero {
  background: radial-gradient(circle at 91% 7%, rgba(242, 183, 5, 0.25), transparent 34%), linear-gradient(145deg, #ffffff, #f5f8fb);
  border: 1px solid var(--ebc-border);
  border-radius: 26px;
  overflow: hidden;
  padding: clamp(26px, 5vw, 58px);
}

.ebc-kicker { color: var(--ebc-accent-dark); font-size: 14px; font-weight: 800; letter-spacing: 0.08em; margin-bottom: 12px; text-transform: uppercase; }
.ebc-lead { color: #3e4650; font-size: clamp(19px, 2.2vw, 23px); line-height: 1.58; max-width: 950px; }
.ebc-answer { background: var(--ebc-dark); border-radius: 18px; color: #ffffff; margin-top: 30px; padding: 24px; }
.ebc-answer strong { color: #ffd75a; display: block; font-size: 16px; letter-spacing: 0.04em; margin-bottom: 7px; text-transform: uppercase; }
.ebc-answer p { margin: 0; }
.ebc-toc { background: var(--ebc-surface); border: 1px solid var(--ebc-border); border-radius: 18px; margin-top: 24px; padding: 22px 24px 16px; }
.ebc-toc > strong { display: block; font-size: 19px; margin-bottom: 10px; }
.ebc-toc ol { columns: 2; column-gap: 42px; margin-bottom: 0; }
.ebc-toc li { break-inside: avoid; margin: 0 0 8px; }

.ebc-steps { counter-reset: ebc-step; list-style: none; padding-left: 0 !important; }
.ebc-steps li { background: var(--ebc-surface); border: 1px solid var(--ebc-border); border-radius: 18px; counter-increment: ebc-step; margin: 0 0 15px; padding: 20px 22px 20px 72px; position: relative; }
.ebc-steps li::before { align-items: center; background: var(--ebc-accent); border-radius: 50%; color: var(--ebc-dark); content: counter(ebc-step); display: flex; font-size: 18px; font-weight: 900; height: 40px; justify-content: center; left: 20px; position: absolute; top: 20px; width: 40px; }
.ebc-steps strong { display: block; font-size: 20px; margin-bottom: 5px; }
.ebc-steps p { margin-bottom: 0; }

.ebc-note,
.ebc-warning,
.ebc-danger { border-radius: 16px; margin: 24px 0; padding: 20px 22px; }
.ebc-note { background: #eef7ff; border-left: 5px solid var(--ebc-blue); }
.ebc-warning { background: var(--ebc-warning-bg); border-left: 5px solid var(--ebc-accent); }
.ebc-danger { background: var(--ebc-danger-bg); border-left: 5px solid var(--ebc-danger); }

.ebc-formula { align-items: center; background: var(--ebc-dark); border-radius: 18px; color: #ffffff; display: flex; gap: 24px; justify-content: space-between; margin: 24px 0; padding: 22px 26px; }
.ebc-formula span { color: #dce4ed; font-size: 16px; }
.ebc-formula strong { color: #ffd75a; font-size: clamp(22px, 3.6vw, 34px); text-align: right; }

.ebc-grid { display: grid; gap: 18px; margin: 24px 0; }
.ebc-grid-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.ebc-grid-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.ebc-card { background: var(--ebc-surface); border: 1px solid var(--ebc-border); border-radius: 18px; padding: 22px; }
.ebc-card h3 { margin-top: 0; }
.ebc-card p:last-child,
.ebc-card ul:last-child { margin-bottom: 0; }
.ebc-card-label { color: var(--ebc-accent-dark); display: inline-block; font-size: 13px; font-weight: 900; letter-spacing: 0.07em; margin-bottom: 10px; text-transform: uppercase; }

.ebc-table-wrap { border: 1px solid var(--ebc-border); border-radius: 18px; margin: 24px 0; overflow-x: auto; -webkit-overflow-scrolling: touch; }
.ek-boiler-choice table { background: var(--ebc-surface); border-collapse: collapse; min-width: 760px; width: 100%; }
.ek-boiler-choice th,
.ek-boiler-choice td { border-bottom: 1px solid var(--ebc-border); padding: 15px 17px; text-align: left; vertical-align: top; }
.ek-boiler-choice th { background: var(--ebc-dark); color: #ffffff; font-size: 15px; letter-spacing: 0.02em; }
.ek-boiler-choice tbody tr:nth-child(even) { background: var(--ebc-bg); }
.ek-boiler-choice tbody tr:last-child td { border-bottom: 0; }
.ebc-small { color: var(--ebc-muted); font-size: 15px; }

.ebc-loads { display: grid; gap: 14px; grid-template-columns: repeat(3, minmax(0, 1fr)); margin: 24px 0; }
.ebc-loads > div { background: var(--ebc-bg); border: 1px solid var(--ebc-border); border-radius: 15px; padding: 18px; }
.ebc-loads strong { display: block; margin-bottom: 6px; }
.ebc-loads span { color: var(--ebc-muted); font-size: 15px; line-height: 1.45; }

.ebc-checklist { background: var(--ebc-bg); border: 1px solid var(--ebc-border); border-radius: 18px; display: grid; gap: 12px; grid-template-columns: repeat(2, minmax(0, 1fr)); margin: 24px 0; padding: 24px; }
.ebc-checklist label { align-items: flex-start; background: var(--ebc-surface); border: 1px solid var(--ebc-border); border-radius: 12px; display: flex; gap: 10px; padding: 13px 14px; }
.ebc-checklist input { accent-color: var(--ebc-accent-dark); flex: 0 0 auto; margin-top: 5px; }

.ebc-accordion details { background: var(--ebc-surface); border: 1px solid var(--ebc-border); border-radius: 14px; margin-bottom: 12px; overflow: hidden; }
.ebc-accordion summary { cursor: pointer; font-weight: 800; list-style: none; padding: 18px 54px 18px 20px; position: relative; }
.ebc-accordion summary::-webkit-details-marker { display: none; }
.ebc-accordion summary::after { color: var(--ebc-accent-dark); content: "+"; font-size: 27px; font-weight: 600; position: absolute; right: 20px; top: 10px; }
.ebc-accordion details[open] summary::after { content: "−"; }
.ebc-accordion details p { border-top: 1px solid var(--ebc-border); margin: 0; padding: 17px 20px 20px; }

.ebc-links,
.ebc-norms { background: var(--ebc-bg); border: 1px solid var(--ebc-border); border-radius: 18px; padding: 24px; }
.ebc-links ul,
.ebc-norms ul { margin-bottom: 0; }

.ebc-cta { align-items: center; background: var(--ebc-dark); border-radius: 24px; color: #ffffff; display: grid; gap: 28px; grid-template-columns: minmax(0, 1fr) auto; padding: clamp(26px, 5vw, 48px); }
.ebc-cta h2 { color: #ffffff; }
.ebc-cta p { color: #e5e9ee; }
.ebc-cta-actions { display: flex; flex-direction: column; gap: 12px; min-width: 220px; }
.ebc-btn { border-radius: 12px; display: inline-flex; font-weight: 800; justify-content: center; padding: 14px 20px; text-decoration: none !important; }
.ebc-btn-primary { background: var(--ebc-accent); color: var(--ebc-dark) !important; }
.ebc-btn-secondary { background: #ffffff; color: var(--ebc-dark) !important; }
.ebc-btn:hover { filter: brightness(0.96); transform: translateY(-1px); }

@media (max-width: 820px) {
  .ek-boiler-choice { font-size: 17px; line-height: 1.66; }
  .ek-boiler-choice section { margin-top: 44px; }
  .ebc-toc ol { columns: 1; }
  .ebc-grid-3,
  .ebc-loads { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .ebc-cta { grid-template-columns: 1fr; }
  .ebc-cta-actions { min-width: 0; }
}

@media (max-width: 600px) {
  .ebc-hero { border-radius: 18px; padding: 22px 18px; }
  .ebc-grid-2,
  .ebc-grid-3,
  .ebc-loads,
  .ebc-checklist { grid-template-columns: 1fr; }
  .ebc-formula { align-items: flex-start; flex-direction: column; gap: 8px; padding: 20px; }
  .ebc-formula strong { text-align: left; }
  .ebc-steps li { padding: 66px 18px 18px; }
  .ebc-steps li::before { left: 18px; top: 17px; }
  .ebc-card,
  .ebc-note,
  .ebc-warning,
  .ebc-danger,
  .ebc-links,
  .ebc-norms { padding: 18px; }
  .ek-boiler-choice th,
  .ek-boiler-choice td { padding: 13px 14px; }
  .ebc-cta { border-radius: 18px; padding: 24px 18px; }
}

@media (prefers-reduced-motion: reduce) {
  .ek-boiler-choice *,
  .ek-boiler-choice *::before,
  .ek-boiler-choice *::after { scroll-behavior: auto !important; transition: none !important; }
}/* End custom CSS */