/* Start custom CSS for html, class: .elementor-element-f36d41c */.em-flat-panel {
--efp-text: #202832;
--efp-muted: #5f6b76;
--efp-dark: #131a22;
--efp-dark-soft: #222d39;
--efp-accent: #f4b400;
--efp-accent-light: #fff7db;
--efp-blue: #1768aa;
--efp-green: #2f7650;
--efp-green-light: #eef8f2;
--efp-red: #a83227;
--efp-red-light: #fff3f1;
--efp-bg: #f5f7f9;
--efp-card: #ffffff;
--efp-border: #dce4ea;
max-width: 1180px;
margin: 0 auto;
color: var(--efp-text);
font-family: inherit;
font-size: 18px;
line-height: 1.72;
}

.em-flat-panel *,
.em-flat-panel *::before,
.em-flat-panel *::after {
box-sizing: border-box;
}

.em-flat-panel h1,
.em-flat-panel h2,
.em-flat-panel h3,
.em-flat-panel h4,
.em-flat-panel p,
.em-flat-panel li,
.em-flat-panel a {
overflow-wrap: anywhere;
}

.em-flat-panel h1 {
margin: 16px 0 22px;
color: #ffffff;
font-size: clamp(36px, 5vw, 62px);
line-height: 1.08;
letter-spacing: -0.025em;
}

.em-flat-panel h2 {
margin: 0 0 22px;
color: var(--efp-dark);
font-size: clamp(28px, 3.5vw, 42px);
line-height: 1.18;
letter-spacing: -0.015em;
}

.em-flat-panel h3 {
margin: 28px 0 13px;
color: var(--efp-dark);
font-size: clamp(21px, 2.4vw, 27px);
line-height: 1.3;
}

.em-flat-panel h4 {
margin: 12px 0 8px;
color: var(--efp-dark);
font-size: 19px;
line-height: 1.35;
}

.em-flat-panel p {
margin: 0 0 18px;
}

.em-flat-panel a {
color: var(--efp-blue);
text-decoration-thickness: 1px;
text-underline-offset: 3px;
}

.em-flat-panel a {
color: #0d4d83;
}

.em-flat-panel a,
.em-flat-panel summary {
outline: 3px solid rgba(244, 180, 0, 0.7);
outline-offset: 4px;
}

.em-flat-panel__hero {
position: relative;
overflow: hidden;
margin-bottom: 26px;
padding: clamp(34px, 6vw, 72px);
border-radius: 28px;
background:
radial-gradient(circle at 92% 5%, rgba(244, 180, 0, 0.25), transparent 32%),
linear-gradient(135deg, var(--efp-dark), var(--efp-dark-soft));
}

.em-flat-panel__hero::before,
.em-flat-panel__hero::after {
position: absolute;
border: 1px solid rgba(255, 255, 255, 0.08);
border-radius: 50%;
content: "";
}

.em-flat-panel__hero::before {
top: -100px;
right: -100px;
width: 360px;
height: 360px;
}

.em-flat-panel__hero::after {
right: 140px;
bottom: -190px;
width: 360px;
height: 360px;
}

.em-flat-panel__hero-content {
position: relative;
z-index: 1;
}

.em-flat-panel__label {
display: inline-flex;
align-items: center;
padding: 7px 12px;
border-radius: 999px;
background: var(--efp-accent);
color: #171717;
font-size: 13px;
font-weight: 850;
line-height: 1.2;
letter-spacing: 0.045em;
text-transform: uppercase;
}

.em-flat-panel__lead {
max-width: 970px;
color: #e1e7ec;
font-size: clamp(19px, 2vw, 23px);
line-height: 1.56;
}

.em-flat-panel__hero-grid {
display: grid;
grid-template-columns: repeat(4, minmax(0, 1fr));
gap: 12px;
margin-top: 30px;
}

.em-flat-panel__hero-grid > div {
padding: 18px;
border: 1px solid rgba(255, 255, 255, 0.12);
border-radius: 15px;
background: rgba(255, 255, 255, 0.06);
backdrop-filter: blur(8px);
}

.em-flat-panel__hero-grid strong,
.em-flat-panel__hero-grid span {
display: block;
}

.em-flat-panel__hero-grid strong {
margin-bottom: 5px;
color: #ffffff;
font-size: 17px;
}

.em-flat-panel__hero-grid span {
color: #ccd5dd;
font-size: 14px;
line-height: 1.45;
}

.em-flat-panel__danger {
margin: 26px 0;
padding: 21px 23px;
border-left: 5px solid var(--efp-red);
border-radius: 14px;
background: var(--efp-red-light);
color: #6b241d;
line-height: 1.65;
}

.em-flat-panel__danger--inside {
margin-bottom: 0;
}

.em-flat-panel__direct,
.em-flat-panel__section,
.em-flat-panel__toc {
margin: 30px 0;
padding: clamp(26px, 5vw, 48px);
border: 1px solid var(--efp-border);
border-radius: 24px;
background: var(--efp-card);
}

.em-flat-panel__direct {
background: var(--efp-bg);
}

.em-flat-panel__direct-grid,
.em-flat-panel__source-grid,
.em-flat-panel__groups,
.em-flat-panel__breaker-grid,
.em-flat-panel__enclosure-grid,
.em-flat-panel__mistakes,
.em-flat-panel__norms {
display: grid;
grid-template-columns: repeat(2, minmax(0, 1fr));
gap: 14px;
}

.em-flat-panel__direct-grid article,
.em-flat-panel__source-grid article,
.em-flat-panel__groups article,
.em-flat-panel__breaker-grid article,
.em-flat-panel__enclosure-grid article,
.em-flat-panel__mistakes article,
.em-flat-panel__norms article {
padding: 22px;
border: 1px solid var(--efp-border);
border-radius: 16px;
background: #ffffff;
}

.em-flat-panel__direct-grid article > span,
.em-flat-panel__groups article > span {
display: inline-flex;
margin-bottom: 12px;
padding: 5px 10px;
border-radius: 999px;
background: var(--efp-dark);
color: #ffffff;
font-size: 12px;
font-weight: 850;
}

.em-flat-panel__direct-grid h3,
.em-flat-panel__source-grid h3,
.em-flat-panel__groups h3,
.em-flat-panel__breaker-grid h3,
.em-flat-panel__enclosure-grid h3,
.em-flat-panel__mistakes h3,
.em-flat-panel__norms h3 {
margin: 0 0 9px;
font-size: 20px;
}

.em-flat-panel__direct-grid p,
.em-flat-panel__source-grid p,
.em-flat-panel__groups p,
.em-flat-panel__breaker-grid p,
.em-flat-panel__enclosure-grid p,
.em-flat-panel__mistakes p,
.em-flat-panel__norms p {
margin: 0;
color: var(--efp-muted);
font-size: 16px;
line-height: 1.62;
}

.em-flat-panel__toc h2 {
margin-bottom: 17px;
font-size: 25px;
}

.em-flat-panel__toc ol {
display: grid;
grid-template-columns: repeat(2, minmax(0, 1fr));
gap: 7px 28px;
margin: 0;
padding-left: 23px;
}

.em-flat-panel__toc a {
color: var(--efp-text);
font-weight: 650;
text-decoration: none;
}

.em-flat-panel__toc a {
color: var(--efp-blue);
text-decoration: underline;
}

.em-flat-panel__section {
position: relative;
}

.em-flat-panel__section-number {
display: inline-flex;
align-items: center;
justify-content: center;
min-width: 48px;
height: 32px;
margin-bottom: 14px;
border-radius: 999px;
background: var(--efp-dark);
color: #ffffff;
font-size: 13px;
font-weight: 850;
}

.em-flat-panel__note {
margin: 24px 0 4px;
padding: 20px 22px;
border-left: 5px solid var(--efp-accent);
border-radius: 12px;
background: var(--efp-accent-light);
color: #574100;
}

.em-flat-panel__functions {
display: grid;
grid-template-columns: repeat(3, minmax(0, 1fr));
gap: 14px;
margin: 24px 0;
}

.em-flat-panel__functions article {
padding: 22px;
border: 1px solid var(--efp-border);
border-radius: 16px;
background: var(--efp-bg);
}

.em-flat-panel__functions article > span {
display: inline-flex;
align-items: center;
justify-content: center;
min-width: 46px;
height: 34px;
margin-bottom: 13px;
padding: 0 10px;
border-radius: 999px;
background: var(--efp-accent);
color: var(--efp-dark);
font-size: 13px;
font-weight: 850;
}

.em-flat-panel__functions h3 {
margin: 0 0 9px;
font-size: 20px;
}

.em-flat-panel__functions p {
margin: 0;
color: var(--efp-muted);
font-size: 16px;
line-height: 1.62;
}

.em-flat-panel__table-wrap {
max-width: 100%;
margin: 24px 0;
overflow-x: auto;
border: 1px solid var(--efp-border);
border-radius: 17px;
background: #ffffff;
-webkit-overflow-scrolling: touch;
}

.em-flat-panel__table {
width: 100%;
min-width: 860px;
border-collapse: collapse;
font-size: 15px;
line-height: 1.52;
}

.em-flat-panel__table th,
.em-flat-panel__table td {
padding: 17px 18px;
border-bottom: 1px solid var(--efp-border);
text-align: left;
vertical-align: top;
}

.em-flat-panel__table th {
background: var(--efp-dark);
color: #ffffff;
font-size: 14px;
}

.em-flat-panel__table tbody tr(even) {
background: var(--efp-bg);
}

.em-flat-panel__table tbody tr td {
border-bottom: 0;
}

.em-flat-panel__formula {
display: grid;
grid-template-columns: minmax(180px, 260px) minmax(0, 1fr);
gap: 20px;
align-items: center;
margin: 24px 0;
padding: 22px;
border-radius: 16px;
background: var(--efp-dark);
color: #ffffff;
}

.em-flat-panel__formula strong {
color: var(--efp-accent);
font-size: 19px;
line-height: 1.4;
}

.em-flat-panel__formula span {
color: #d7dfe6;
line-height: 1.65;
}

.em-flat-panel__rcd-compare,
.em-flat-panel__neutral-grid {
display: grid;
grid-template-columns: repeat(2, minmax(0, 1fr));
gap: 15px;
margin: 24px 0;
}

.em-flat-panel__rcd-compare article,
.em-flat-panel__neutral-grid article {
padding: 24px;
border: 1px solid var(--efp-border);
border-radius: 17px;
background: var(--efp-bg);
}

.em-flat-panel__rcd-compare article {
border-top: 5px solid var(--efp-blue);
}

.em-flat-panel__rcd-compare article {
border-top: 5px solid var(--efp-green);
}

.em-flat-panel__rcd-compare h3,
.em-flat-panel__neutral-grid h3 {
margin: 0 0 12px;
font-size: 22px;
}

.em-flat-panel__rcd-compare ul {
margin: 0;
padding-left: 21px;
}

.em-flat-panel__rcd-compare li {
margin-bottom: 8px;
font-size: 16px;
}

.em-flat-panel__delta-grid {
display: grid;
grid-template-columns: repeat(3, minmax(0, 1fr));
gap: 14px;
margin: 24px 0;
}

.em-flat-panel__delta-grid article {
padding: 22px;
border: 1px solid var(--efp-border);
border-radius: 16px;
background: var(--efp-bg);
}

.em-flat-panel__delta-grid strong,
.em-flat-panel__delta-grid span {
display: block;
}

.em-flat-panel__delta-grid strong {
margin-bottom: 7px;
color: var(--efp-dark);
font-size: 24px;
}

.em-flat-panel__delta-grid span {
color: var(--efp-muted);
font-size: 15px;
line-height: 1.55;
}

.em-flat-panel__neutral-grid article > span {
display: inline-flex;
align-items: center;
justify-content: center;
width: 50px;
height: 50px;
margin-bottom: 14px;
border-radius: 50%;
background: var(--efp-dark);
color: #ffffff;
font-size: 20px;
font-weight: 850;
}

.em-flat-panel__neutral-grid p {
margin: 0;
color: var(--efp-muted);
font-size: 16px;
}

.em-flat-panel__list {
margin: 18px 0 22px;
padding-left: 24px;
}

.em-flat-panel__list li {
margin-bottom: 10px;
padding-left: 5px;
}

.em-flat-panel__list li::marker {
color: var(--efp-accent);
font-weight: 850;
}

.em-flat-panel__list--danger {
padding: 22px 22px 12px 44px;
border-radius: 15px;
background: var(--efp-red-light);
}

.em-flat-panel__list--danger li::marker {
color: var(--efp-red);
}

.em-flat-panel__additional-grid {
display: grid;
grid-template-columns: repeat(3, minmax(0, 1fr));
gap: 14px;
margin: 24px 0;
}

.em-flat-panel__additional-grid article {
padding: 23px;
border: 1px solid var(--efp-border);
border-radius: 17px;
background: var(--efp-bg);
}

.em-flat-panel__additional-grid article > span {
display: inline-flex;
min-width: 48px;
margin-bottom: 12px;
padding: 6px 10px;
border-radius: 999px;
background: var(--efp-dark);
color: #ffffff;
font-size: 12px;
font-weight: 850;
text-align: center;
}

.em-flat-panel__additional-grid h3 {
margin: 0 0 9px;
font-size: 21px;
}

.em-flat-panel__additional-grid p {
color: var(--efp-muted);
font-size: 16px;
line-height: 1.62;
}

.em-flat-panel__additional-grid strong {
display: block;
margin: 18px 0 5px;
color: var(--efp-green);
font-size: 15px;
}

.em-flat-panel__additional-grid strong + p {
margin-bottom: 0;
}

.em-flat-panel__budget-principle {
display: grid;
grid-template-columns: minmax(170px, 240px) minmax(0, 1fr);
gap: 18px;
align-items: center;
margin: 24px 0;
padding: 22px;
border-radius: 16px;
background: var(--efp-dark);
color: #ffffff;
}

.em-flat-panel__budget-principle strong {
color: var(--efp-accent);
font-size: 19px;
}

.em-flat-panel__budget-principle span {
color: #d7dfe6;
line-height: 1.6;
}

.em-flat-panel__budget-grid {
display: grid;
grid-template-columns: repeat(2, minmax(0, 1fr));
gap: 14px;
}

.em-flat-panel__budget-grid article {
padding: 22px;
border: 1px solid var(--efp-border);
border-radius: 16px;
}

.em-flat-panel__budget-grid article > span {
display: inline-flex;
padding: 5px 9px;
border-radius: 999px;
color: #ffffff;
font-size: 12px;
font-weight: 850;
}

.em-flat-panel__budget-grid h4 {
margin-top: 12px;
}

.em-flat-panel__budget-grid p {
margin: 0;
color: var(--efp-muted);
font-size: 16px;
line-height: 1.6;
}

.em-flat-panel__budget-grid--save article {
border-color: #cce0d4;
background: var(--efp-green-light);
}

.em-flat-panel__budget-grid--save article > span {
background: var(--efp-green);
}

.em-flat-panel__budget-grid--danger article {
border-color: #edcbc6;
background: var(--efp-red-light);
}

.em-flat-panel__budget-grid--danger article > span {
background: var(--efp-red);
}

.em-flat-panel__levels {
display: grid;
grid-template-columns: repeat(3, minmax(0, 1fr));
gap: 14px;
}

.em-flat-panel__levels article {
padding: 22px;
border: 1px solid var(--efp-border);
border-top: 5px solid var(--efp-accent);
border-radius: 16px;
background: var(--efp-bg);
}

.em-flat-panel__levels article > span {
display: inline-flex;
margin-bottom: 10px;
color: var(--efp-blue);
font-size: 13px;
font-weight: 850;
text-transform: uppercase;
}

.em-flat-panel__levels h4 {
margin: 0 0 8px;
}

.em-flat-panel__levels p {
margin: 0;
color: var(--efp-muted);
font-size: 16px;
line-height: 1.6;
}

.em-flat-panel__acceptance {
margin: 24px 0;
}

.em-flat-panel__acceptance article {
display: grid;
grid-template-columns: 48px minmax(0, 1fr);
gap: 16px;
align-items: start;
padding: 18px 0;
border-bottom: 1px solid var(--efp-border);
}

.em-flat-panel__acceptance article {
border-bottom: 0;
}

.em-flat-panel__acceptance article > span {
display: inline-flex;
align-items: center;
justify-content: center;
width: 44px;
height: 44px;
border-radius: 50%;
background: var(--efp-accent);
color: var(--efp-dark);
font-weight: 850;
}

.em-flat-panel__acceptance h3 {
margin: 0 0 4px;
font-size: 19px;
}

.em-flat-panel__acceptance p {
margin: 0;
color: var(--efp-muted);
font-size: 16px;
}

.em-flat-panel__mistakes article {
border-color: #edcbc6;
background: var(--efp-red-light);
}

.em-flat-panel__mistakes h3 {
color: #742a23;
}

.em-flat-panel__mistakes p {
color: #6d4742;
}

.em-flat-panel__norms article {
background: var(--efp-bg);
}

.em-flat-panel__service {
position: relative;
overflow: hidden;
margin: 30px 0;
padding: clamp(30px, 6vw, 60px);
border-radius: 26px;
background:
radial-gradient(circle at 95% 0%, rgba(244, 180, 0, 0.24), transparent 35%),
var(--efp-dark);
color: #ffffff;
}

.em-flat-panel__service-content {
position: relative;
z-index: 1;
max-width: 960px;
}

.em-flat-panel__service h2 {
margin-top: 18px;
color: #ffffff;
}

.em-flat-panel__service p {
color: #d7dfe6;
}

.em-flat-panel__service-buttons {
display: flex;
flex-wrap: wrap;
gap: 12px;
margin: 27px 0 20px;
}

.em-flat-panel__button {
display: inline-flex;
align-items: center;
justify-content: center;
min-height: 50px;
padding: 13px 22px;
border: 2px solid transparent;
border-radius: 12px;
font-size: 16px;
font-weight: 800;
line-height: 1.2;
text-align: center;
text-decoration: none !important;
transition: transform 0.18s ease, background-color 0.18s ease, border-color 0.18s ease;
}

.em-flat-panel__button {
transform: translateY(-1px);
}

.em-flat-panel__button--primary {
background: var(--efp-accent);
color: #171717 !important;
}

.em-flat-panel__button--primary {
background: #ffc528;
}

.em-flat-panel__button--secondary {
border-color: rgba(255, 255, 255, 0.35);
background: rgba(255, 255, 255, 0.08);
color: #ffffff !important;
}

.em-flat-panel__button--secondary {
border-color: rgba(255, 255, 255, 0.62);
background: rgba(255, 255, 255, 0.14);
}

.em-flat-panel__service-facts {
display: flex;
flex-wrap: wrap;
gap: 9px;
}

.em-flat-panel__service-facts span {
padding: 8px 11px;
border-radius: 999px;
background: rgba(255, 255, 255, 0.09);
color: #dbe2e8;
font-size: 13px;
}

.em-flat-panel__service-link {
margin-top: 22px !important;
}

.em-flat-panel__service-link a {
color: #ffd45c;
font-weight: 750;
}

.em-flat-panel__faq details {
margin-bottom: 11px;
border: 1px solid var(--efp-border);
border-radius: 14px;
background: var(--efp-bg);
}

.em-flat-panel__faq summary {
position: relative;
padding: 19px 54px 19px 20px;
color: var(--efp-dark);
font-weight: 750;
line-height: 1.45;
cursor: pointer;
list-style: none;
}

.em-flat-panel__faq summary::-webkit-details-marker {
display: none;
}

.em-flat-panel__faq summary::after {
position: absolute;
top: 50%;
right: 19px;
display: inline-flex;
align-items: center;
justify-content: center;
width: 27px;
height: 27px;
border-radius: 50%;
background: var(--efp-accent);
color: var(--efp-dark);
content: "+";
font-size: 20px;
font-weight: 850;
transform: translateY(-50%);
}

.em-flat-panel__faq details[open] summary::after {
content: "−";
}

.em-flat-panel__faq details > div {
padding: 0 20px 18px;
color: var(--efp-muted);
}

.em-flat-panel__faq details p {
margin: 0;
}

.em-flat-panel__related {
margin: 30px 0;
padding: clamp(26px, 5vw, 46px);
border-radius: 24px;
background: var(--efp-bg);
}

.em-flat-panel__related-grid {
display: grid;
grid-template-columns: repeat(2, minmax(0, 1fr));
gap: 14px;
}

.em-flat-panel__related-grid a {
display: block;
padding: 22px;
border: 1px solid var(--efp-border);
border-radius: 16px;
background: #ffffff;
color: var(--efp-text);
text-decoration: none;
transition: transform 0.18s ease, box-shadow 0.18s ease, border-color 0.18s ease;
}

.em-flat-panel__related-grid a {
border-color: #b8c4ce;
color: var(--efp-text);
transform: translateY(-2px);
box-shadow: 0 12px 28px rgba(20, 30, 40, 0.08);
}

.em-flat-panel__related-grid strong,
.em-flat-panel__related-grid span {
display: block;
}

.em-flat-panel__related-grid strong {
margin-bottom: 7px;
color: var(--efp-dark);
font-size: 18px;
line-height: 1.35;
}

.em-flat-panel__related-grid span {
color: var(--efp-muted);
font-size: 15px;
line-height: 1.5;
}

@media (max-width: 960px) {
.em-flat-panel__hero-grid,
.em-flat-panel__functions,
.em-flat-panel__additional-grid {
grid-template-columns: repeat(2, minmax(0, 1fr));
}

.em-flat-panel__delta-grid,
.em-flat-panel__levels {
    grid-template-columns: 1fr;
}

}

@media (max-width: 820px) {
.em-flat-panel__toc ol,
.em-flat-panel__direct-grid,
.em-flat-panel__source-grid,
.em-flat-panel__groups,
.em-flat-panel__breaker-grid,
.em-flat-panel__rcd-compare,
.em-flat-panel__neutral-grid,
.em-flat-panel__budget-grid,
.em-flat-panel__enclosure-grid,
.em-flat-panel__mistakes,
.em-flat-panel__norms,
.em-flat-panel__related-grid {
grid-template-columns: 1fr;
}

.em-flat-panel__formula,
.em-flat-panel__budget-principle {
    grid-template-columns: 1fr;
}

}

@media (max-width: 767px) {
.em-flat-panel {
font-size: 16px;
line-height: 1.68;
}

.em-flat-panel__hero {
    margin-right: -4px;
    margin-left: -4px;
    padding: 29px 18px;
    border-radius: 20px;
}

.em-flat-panel h1 {
    font-size: clamp(31px, 10vw, 42px);
}

.em-flat-panel h2 {
    font-size: 27px;
}

.em-flat-panel h3 {
    font-size: 21px;
}

.em-flat-panel__lead {
    font-size: 18px;
}

.em-flat-panel__hero-grid,
.em-flat-panel__functions,
.em-flat-panel__additional-grid {
    grid-template-columns: 1fr;
}

.em-flat-panel__direct,
.em-flat-panel__section,
.em-flat-panel__toc,
.em-flat-panel__related {
    padding: 22px 17px;
    border-radius: 18px;
}

.em-flat-panel__danger {
    padding: 18px;
}

.em-flat-panel__service {
    padding: 30px 18px;
    border-radius: 20px;
}

.em-flat-panel__service-buttons {
    display: grid;
    grid-template-columns: 1fr;
}

.em-flat-panel__button {
    width: 100%;
}

.em-flat-panel__service-facts {
    display: grid;
    grid-template-columns: 1fr;
}

.em-flat-panel__service-facts span {
    border-radius: 10px;
}

}

@media (max-width: 420px) {
.em-flat-panel__direct-grid article,
.em-flat-panel__source-grid article,
.em-flat-panel__groups article,
.em-flat-panel__breaker-grid article,
.em-flat-panel__rcd-compare article,
.em-flat-panel__neutral-grid article,
.em-flat-panel__additional-grid article,
.em-flat-panel__budget-grid article,
.em-flat-panel__levels article,
.em-flat-panel__enclosure-grid article,
.em-flat-panel__mistakes article,
.em-flat-panel__norms article {
padding: 18px;
}

.em-flat-panel__acceptance article {
    grid-template-columns: 40px minmax(0, 1fr);
    gap: 11px;
}

.em-flat-panel__acceptance article > span {
    width: 37px;
    height: 37px;
}

.em-flat-panel__faq summary {
    padding: 17px 48px 17px 16px;
}

.em-flat-panel__faq summary::after {
    right: 13px;
}

.em-flat-panel__faq details > div {
    padding: 0 16px 16px;
}

}

@media (prefers-reduced-motion: reduce) {
.em-flat-panel__button,
.em-flat-panel__related-grid a {
transition: none;
}
}/* End custom CSS */