/*
Theme Name: Site Builder Generated Theme
Description: Сгенерирована плагином Site Builder. Шапка: off-canvas, футер: dark-matrix, стиль: lab-notebook, рейтинг: rows, hero: glass.
Version: 1.5.0
Author: Site Builder Plugin
*/

/* ===== Reset & base layout ===== */
*, *::before, *::after { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
    font-family: var(--sb-font-body, "Segoe UI", system-ui, -apple-system, sans-serif);
    font-size: var(--sb-font-size, 16px);
    line-height: var(--sb-line-height, 1.6);
    color: var(--sb-color-text, #222);
    background: var(--sb-color-bg, #fff);
}
img, video { max-width: 100%; height: auto; display: block; }
a { color: var(--sb-color-link, #2271b1); text-decoration: none; }
a:hover { text-decoration: underline; }

/* ===== Site wrapper ===== */
.sb-site {
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}
.sb-site-content {
    flex: 1;
    padding: 32px 20px;
    max-width: var(--sb-content-max-width, 920px);
    width: 100%;
    margin: 0 auto;
}

/* ===== Typography ===== */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--sb-font-heading, var(--sb-font-body, sans-serif));
    line-height: 1.3;
    margin: 1.4em 0 0.6em;
}
h1 { font-size: 2.2em; }
h2 { font-size: 1.6em; }
h3 { font-size: 1.3em; }

/* ===== Content elements ===== */
.sb-content figure { margin: 24px 0; }
.sb-content figure img { border-radius: 4px; }
.sb-content figcaption {
    font-size: 0.9em;
    color: var(--sb-color-muted, #666);
    text-align: center;
    margin-top: 6px;
}
.sb-content table {
    width: 100%;
    border-collapse: collapse;
    margin: 20px 0;
}
.sb-content th, .sb-content td {
    padding: 8px 12px;
    border: 1px solid var(--sb-color-border, #e2e8f0);
    text-align: left;
}
.sb-content th {
    background: var(--sb-color-bg-alt, #f8f9fa);
    font-weight: 600;
}
.sb-content blockquote {
    border-left: 4px solid var(--sb-color-accent, #2271b1);
    margin: 20px 0;
    padding: 12px 20px;
    background: var(--sb-color-bg-alt, #f8f9fa);
    color: var(--sb-color-muted, #555);
}
.sb-content code {
    background: var(--sb-color-bg-alt, #f0f0f1);
    padding: 2px 6px;
    border-radius: 3px;
    font-size: 0.9em;
}
.sb-content pre {
    background: var(--sb-color-bg-alt, #f0f0f1);
    padding: 16px;
    border-radius: 6px;
    overflow-x: auto;
}

/* ===== Variant-specific styles (header, footer, color scheme) injected below ===== */

/* templates/theme/styles/lab-notebook.css */

:root {
    /* Основные цвета */
    --sb-color-bg:              #fbfbfa;
    --sb-color-bg-alt:          #eef2f5;
    --sb-color-text:            #1c2226;
    --sb-color-muted:           #5c6b73;
    --sb-color-link:            #0f5e6e;
    --sb-color-border:          #c3cdd2;
    --sb-color-accent:          #d64545;

    /* Типографика */
    --sb-font-body:             'IBM Plex Sans', 'Helvetica Neue', Arial, sans-serif;
    --sb-font-heading:          'IBM Plex Sans', 'Helvetica Neue', Arial, sans-serif;
    --sb-font-size:             16px;
    --sb-line-height:           1.7;

    /* Лейаут */
    --sb-content-max-width:     880px;
}

body.sb-site {
    background: var(--sb-color-bg);
    background-image:
        linear-gradient(rgba(15, 94, 110, 0.05) 1px, transparent 1px);
    background-size: 100% 28px;
    color: var(--sb-color-text);
    font-family: var(--sb-font-body);
    font-size: var(--sb-font-size);
    line-height: var(--sb-line-height);
}

body.sb-site h1,
body.sb-site h2,
body.sb-site h3,
body.sb-site h4,
body.sb-site h5,
body.sb-site h6 {
    font-family: var(--sb-font-heading);
    color: var(--sb-color-text);
    font-weight: 600;
    letter-spacing: -0.01em;
    line-height: 1.3;
    white-space: normal;
    overflow-wrap: anywhere;
    word-break: break-word;
    hyphens: auto;
}

body.sb-site h1,
body.sb-site h2 {
    border-bottom: 1px solid var(--sb-color-border);
    padding-bottom: 14px;
}

body.sb-site h1::after,
body.sb-site h2::after,
body.sb-site h3::after {
    content: '';
    display: inline-block;
    width: 8px;
    height: 8px;
    background: var(--sb-color-accent);
    border-radius: 50%;
    margin-left: 10px;
    vertical-align: middle;
}

body.sb-site h1 {
    font-size: 38px;
    margin-top: 0;
}

body.sb-site h2 {
    font-size: 27px;
    margin-bottom: 20px;
}

body.sb-site h3 {
    font-size: 19px;
    color: var(--sb-color-link);
}

body.sb-site h4 {
    font-size: 16px;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--sb-color-muted);
    margin-top: 26px;
}

body.sb-site p {
    color: var(--sb-color-text);
    margin-bottom: 22px;
}

body.sb-site a {
    color: var(--sb-color-link);
    text-decoration: none;
    border-bottom: 1px solid rgba(15, 94, 110, 0.4);
}

body.sb-site a:hover {
    border-bottom-color: var(--sb-color-link);
}

body.sb-site strong,
body.sb-site b {
    color: var(--sb-color-text);
    font-weight: 700;
    background: rgba(214, 69, 69, 0.08);
    padding: 0 3px;
}

body.sb-site em,
body.sb-site i {
    color: var(--sb-color-muted);
    font-style: italic;
}

body.sb-site code {
    background: var(--sb-color-bg-alt);
    color: var(--sb-color-link);
    padding: 3px 7px;
    border-radius: 3px;
    font-family: 'IBM Plex Mono', 'Courier New', monospace;
    font-size: 0.9em;
    border: 1px solid var(--sb-color-border);
}

body.sb-site pre {
    background: var(--sb-color-bg-alt);
    border: 1px solid var(--sb-color-border);
    border-left: 3px solid var(--sb-color-link);
    border-radius: 4px;
    padding: 20px;
    overflow-x: auto;
}

body.sb-site pre code {
    background: none;
    border: none;
    color: var(--sb-color-text);
    padding: 0;
}

body.sb-site blockquote {
    border-left: 3px solid var(--sb-color-accent);
    background: var(--sb-color-bg-alt);
    color: var(--sb-color-text);
    padding: 18px 22px;
    margin: 30px 0;
    border-radius: 0 4px 4px 0;
}

body.sb-site blockquote::before {
    content: 'ПРИМ. ';
    color: var(--sb-color-accent);
    font-weight: 700;
    font-size: 12px;
    letter-spacing: 0.08em;
    display: block;
    margin-bottom: 6px;
}

body.sb-site ul,
body.sb-site ol {
    margin: 22px 0;
}

body.sb-site li {
    color: var(--sb-color-text);
    margin-bottom: 10px;
}

body.sb-site li::marker {
    color: var(--sb-color-link);
}

body.sb-site img {
    border: 1px solid var(--sb-color-border);
    border-radius: 4px;
    box-shadow: 0 2px 6px rgba(28, 34, 38, 0.08);
}

body.sb-site img:hover {
    box-shadow: 0 4px 14px rgba(28, 34, 38, 0.14);
}

body.sb-site hr {
    border: none;
    border-top: 1px dashed var(--sb-color-border);
    margin: 56px 0;
    position: relative;
}

body.sb-site hr::after {
    content: '×';
    position: absolute;
    top: -11px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--sb-color-bg);
    color: var(--sb-color-muted);
    padding: 0 10px;
    font-size: 14px;
}

body.sb-site table {
    width: 100%;
    border-collapse: collapse;
    margin: 30px 0;
    font-size: 15px;
    border: 1px solid var(--sb-color-border);
}

body.sb-site th,
body.sb-site td {
    padding: 12px 16px;
    text-align: left;
    border-bottom: 1px solid var(--sb-color-border);
}

body.sb-site th {
    background: var(--sb-color-bg-alt);
    color: var(--sb-color-text);
    font-weight: 600;
    font-size: 13px;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    border-bottom: 2px solid var(--sb-color-link);
}

body.sb-site tr:nth-child(even) {
    background: rgba(238, 242, 245, 0.5);
}

body.sb-site tr:hover {
    background: rgba(15, 94, 110, 0.05);
}

body.sb-site svg {
    fill: currentColor !important;
    color: inherit !important;
}

body.sb-site svg path {
    fill: currentColor !important;
}

body.sb-site button svg,
body.sb-site a svg {
    vertical-align: middle;
    flex-shrink: 0;
}

body.sb-site button,
body.sb-site input[type="submit"],
body.sb-site input[type="button"] {
    background: var(--sb-color-link);
    color: #ffffff;
    border: none;
    border-radius: 4px;
    font-weight: 600;
    letter-spacing: 0.02em;
    cursor: pointer;
    transition: background 0.15s ease;
}

body.sb-site button svg {
    fill: currentColor !important;
    color: #ffffff !important;
}

body.sb-site .sb-header-split-minimal-toggle,
body.sb-site .sb-header-balanced-center-toggle {
    background: var(--sb-color-link) !important;
    color: #fff !important;
    border: none !important;
    box-shadow: none !important;
    text-transform: none !important;
    letter-spacing: 0 !important;
    border-radius: 4px !important;
}

body.sb-site button:hover,
body.sb-site input[type="submit"]:hover,
body.sb-site input[type="button"]:hover {
    background: #0a4a56;
}

body.sb-site input[type="text"],
body.sb-site input[type="email"],
body.sb-site input[type="search"],
body.sb-site textarea {
    background: #ffffff;
    border: 1px solid var(--sb-color-border);
    border-radius: 4px;
    padding: 12px 16px;
    color: var(--sb-color-text);
    font-family: var(--sb-font-body);
}

body.sb-site input[type="text"]:focus,
body.sb-site input[type="email"]:focus,
body.sb-site input[type="search"]:focus,
body.sb-site textarea:focus {
    outline: none;
    border-color: var(--sb-color-link);
    box-shadow: 0 0 0 3px rgba(15, 94, 110, 0.12);
}

/* Header */
body.sb-site .sb-header-balanced-center {
    background: rgba(251, 251, 250, 0.98) !important;
    border-bottom: 1px solid var(--sb-color-border) !important;
    box-shadow: 0 1px 0 rgba(15, 94, 110, 0.08) !important;
}

body.sb-site .sb-header-balanced-center-brand a {
    color: var(--sb-color-text) !important;
    font-weight: 600;
    text-shadow: none !important;
    background: none !important;
    -webkit-text-fill-color: var(--sb-color-text) !important;
}

body.sb-site .sb-header-balanced-center-nav .sb-menu > li > a {
    color: var(--sb-color-text) !important;
    font-size: 14px;
}

body.sb-site .sb-header-balanced-center-nav .sb-menu > li > a::before {
    background: var(--sb-color-link) !important;
}

body.sb-site .sb-header-balanced-center-nav .sb-menu > li > a:hover,
body.sb-site .sb-header-balanced-center-nav .sb-menu > li.current-menu-item > a {
    color: var(--sb-color-bg) !important;
}

body.sb-site .sb-header-balanced-center-nav .sub-menu {
    background: #ffffff !important;
    border: 1px solid var(--sb-color-border) !important;
    box-shadow: 0 4px 12px rgba(28, 34, 38, 0.1) !important;
    border-radius: 4px !important;
}

body.sb-site .sb-header-balanced-center-nav .sub-menu a {
    color: var(--sb-color-text) !important;
}

body.sb-site .sb-header-balanced-center-nav .sub-menu a:hover {
    background: var(--sb-color-bg-alt) !important;
    color: var(--sb-color-link) !important;
}

body.sb-site .sb-header-balanced-center-toggle {
    background: var(--sb-color-bg-alt) !important;
    border: 1px solid var(--sb-color-border) !important;
    border-radius: 4px !important;
}

body.sb-site .sb-header-balanced-center-toggle:hover {
    background: var(--sb-color-link) !important;
}

body.sb-site .sb-header-balanced-center-toggle span {
    background: var(--sb-color-text) !important;
}

body.sb-site .sb-header-balanced-center-toggle:hover span {
    background: #ffffff !important;
}

body.sb-site .sb-header-balanced-center-toggle[aria-expanded="true"] {
    background: var(--sb-color-link) !important;
}

body.sb-site .sb-header-balanced-center-toggle[aria-expanded="true"] span {
    background: #ffffff !important;
}

/* Back to top */
body.sb-site .sb-back-to-top {
    background: var(--sb-color-link);
    color: #ffffff;
    border: none;
    border-radius: 50%;
    box-shadow: 0 2px 8px rgba(15, 94, 110, 0.3);
}

body.sb-site .sb-back-to-top:hover {
    background: #0a4a56;
}

@media (max-width: 768px) {
    body.sb-site h1 { font-size: 30px; }
    body.sb-site h2 { font-size: 23px; }
    body.sb-site h3 { font-size: 18px; }

    body.sb-site .sb-header-balanced-center-nav .sb-menu .sub-menu {
        background: #ffffff !important;
        border: 1px solid var(--sb-color-border) !important;
    }

    .sb-back-to-top {
        bottom: 20px;
        width: 44px;
        right: 30px;
        height: 44px;
        font-size: 20px;
    }

    body.sb-site .sb-header-balanced-center-nav .sb-menu > li > a {
        white-space: normal;
        overflow-wrap: anywhere;
        word-break: break-word;
        hyphens: auto;
    }
}

@media (max-width: 480px) {
    .sb-back-to-top {
            bottom: 20px;
            width: 44px;
            right: 20px;
            height: 44px;
            font-size: 20px;
        }
    }

    .sb-header-balanced-center-brand img{ 
        max-height: 64px!important;
    }

    .sb-site-content {
        padding: 20px 20px!important;
    }

/* ===== Header variant: off-canvas ===== */
/* =========================================================
   OFF-CANVAS HEADER
   ========================================================= */

.sb-header-oc {
  background: var(--sb-color-bg, #fff);
  border-bottom: 1px solid var(--sb-color-border, #e5e7eb);
}

.sb-header-oc-inner {
  max-width: var(--sb-content-max-width, 920px);
  margin: 0 auto;

  display: flex;
  align-items: center;
  gap: 16px;

  padding: 14px 20px;
  height: 60px;
}

/* =========================================================
   BURGER
   ========================================================= */

.sb-header-oc-burger {
  background: transparent;
  border: none;

  padding: 8px;
  cursor: pointer;

  width: 36px;
  height: 36px;

  display: flex;
  flex-direction: column;
  gap: 5px;

  justify-content: center;
  align-items: center;

  border-radius: 6px;

  transition: background 0.15s;
}

.sb-header-oc-burger:hover {
  background: var(--sb-color-bg-alt, #f9fafb);
}

.sb-header-oc-burger span {
  display: block;

  width: 20px;
  height: 2px;

  background: var(--sb-color-text, #111);

  transition:
    transform 0.2s,
    opacity 0.2s;
}

.sb-header-oc-burger[aria-expanded="true"] span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.sb-header-oc-burger[aria-expanded="true"] span:nth-child(2) {
  opacity: 0;
}

.sb-header-oc-burger[aria-expanded="true"] span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* =========================================================
   BRAND / LOGO
   ========================================================= */

.sb-header-oc-brand {
  margin: 0;

  font-size: 1.1em;
  font-weight: 700;
}

.sb-header-oc-brand a,
.sb-header-oc-name {
  color: var(--sb-color-text, #111);
  text-decoration: none;
}

.sb-header-oc-brand img {
  max-height: 36px;
  width: auto;
  display: block;
}

/* =========================================================
   BACKDROP
   ========================================================= */

.sb-header-oc-backdrop {
  position: fixed;
  inset: 0;

  background: rgba(0, 0, 0, 0.4);

  opacity: 0;

  transition: opacity 0.2s;

  z-index: 200;

  pointer-events: none;
}

.sb-header-oc-backdrop.sb-oc-open {
  opacity: 1;
  pointer-events: auto;
}

/* =========================================================
   OFF-CANVAS PANEL
   ========================================================= */

.sb-header-oc-panel {
  position: fixed;

  top: 0;
  left: 0;

  width: 320px;
  max-width: 88vw;

  height: 100vh;

  background: var(--sb-color-bg, #fff);

  box-shadow: 4px 0 20px rgba(0, 0, 0, 0.15);

  z-index: 201;

  transform: translateX(-100%);

  transition: transform 0.25s ease-out;

  display: flex;
  flex-direction: column;

  overflow: hidden;
}

.sb-header-oc-panel.sb-oc-open {
  transform: translateX(0);
}

/* hidden + animation */
.sb-header-oc-panel[hidden] {
  display: none;
}

.sb-header-oc-panel[hidden].sb-oc-open {
  display: flex;
}

/* =========================================================
   PANEL HEADER
   ========================================================= */

.sb-header-oc-panel-head {
  display: flex;

  align-items: center;
  justify-content: space-between;

  padding: 16px 20px;

  border-bottom: 1px solid var(--sb-color-border, #e5e7eb);
}

.sb-header-oc-panel-title {
  font-weight: 700;

  font-size: 0.9em;

  text-transform: uppercase;

  letter-spacing: 0.08em;

  color: var(--sb-color-muted, #6b7280);
}

.sb-header-oc-panel-close {
  background: transparent;
  border: none;

  font-size: 1.5em;

  width: 32px;
  height: 32px;

  display: flex;

  align-items: center;
  justify-content: center;

  cursor: pointer;

  border-radius: 6px;

  color: var(--sb-color-muted, #6b7280);

  transition:
    background 0.15s,
    color 0.15s;
}

.sb-header-oc-panel-close:hover {
  background: var(--sb-color-bg-alt, #f9fafb);

  color: var(--sb-color-text, #111);
}

/* =========================================================
   NAVIGATION
   ========================================================= */

.sb-header-oc-nav {
  flex: 1;

  overflow-y: auto;

  padding: 12px 8px;
}

.sb-header-oc-nav ul {
  list-style: none;

  margin: 0;
  padding: 0;
}

.sb-header-oc-nav li {
  position: relative;
}

/* =========================================================
   NORMAL MENU LINKS
   ========================================================= */

.sb-header-oc-nav a {
  display: block;

  padding: 10px 14px;

  color: var(--sb-color-text, #111);

  text-decoration: none;

  font-size: 0.95em;

  border-radius: 6px;

  transition:
    background 0.15s,
    color 0.15s;
}

.sb-header-oc-nav a:hover,
.sb-header-oc-nav .current-menu-item > a {
  background: var(--sb-color-bg-alt, #f9fafb);

  color: var(--sb-color-link, #2563eb);
}

/* =========================================================
   PARENT MENU ITEMS
   ========================================================= */

/*
 * Parent item consists of:
 *
 * ┌─────────────────────────────┐
 * │ Link                    ▼   │
 * └─────────────────────────────┘
 *
 * Submenu lives below this row.
 */

.sb-header-oc-nav .menu-item-has-children {
  display: grid;

  grid-template-columns: minmax(0, 1fr) 40px;
}

/* Parent link occupies only its own row */

.sb-header-oc-nav .menu-item-has-children > a {
  grid-column: 1;
  grid-row: 1;

  padding-right: 10px;
}

/* =========================================================
   SUBMENU TOGGLE BUTTON
   ========================================================= */

.sb-header-oc-submenu-toggle {
  grid-column: 2;
  grid-row: 1;

  align-self: center;
  justify-self: center;

  width: 36px;
  height: 36px;

  display: flex;

  align-items: center;
  justify-content: center;

  padding: 0;

  border: 0;

  background: transparent;

  color: inherit;

  cursor: pointer;

  border-radius: 6px;

  z-index: 2;
}

/* Arrow */

.sb-header-oc-submenu-toggle::before {
  content: "▾";

  display: block;

  font-size: 0.75em;

  opacity: 0.6;

  transition: transform 0.2s ease;
}

/* Arrow button hover */

.sb-header-oc-submenu-toggle:hover {
  background: var(--sb-color-bg-alt, #f9fafb);
}

/* Arrow when submenu is open */

.sb-header-oc-nav li.sb-oc-open > .sb-header-oc-submenu-toggle::before {
  transform: rotate(180deg);
}

/* =========================================================
   SUBMENUS / ACCORDION
   ========================================================= */

/*
 * Important:
 * submenu is NOT part of the grid row.
 * It occupies the full width below the parent item.
 */

.sb-header-oc-nav .sub-menu {
  grid-column: 1 / -1;
  grid-row: 2;

  max-height: 0;

  overflow: hidden;

  transition: max-height 0.2s ease-out;

  padding-left: 16px;
}

/* Open submenu */

.sb-header-oc-nav li.sb-oc-open > .sub-menu {
  max-height: 1000px;
}

/* =========================================================
   NESTED SUBMENUS
   ========================================================= */

/*
 * Third level gets additional indentation.
 */

.sb-header-oc-nav .sub-menu .sub-menu {
  padding-left: 16px;
}

/* =========================================================
   ACCESSIBILITY / FOCUS
   ========================================================= */

.sb-header-oc-nav a:focus-visible,
.sb-header-oc-submenu-toggle:focus-visible,
.sb-header-oc-burger:focus-visible,
.sb-header-oc-panel-close:focus-visible {
  outline: 2px solid var(--sb-color-link, #2563eb);

  outline-offset: 2px;
}

/* =========================================================
   REDUCED MOTION
   ========================================================= */

@media (prefers-reduced-motion: reduce) {
  .sb-header-oc-backdrop,
  .sb-header-oc-panel,
  .sb-header-oc-burger span,
  .sb-header-oc-submenu-toggle::before,
  .sb-header-oc-nav .sub-menu {
    transition: none;
  }
}


/* ===== Footer variant: dark-matrix ===== */
/* ==========================================================================
   Dark Matrix Columns Footer
   ========================================================================== */

.sb-ft-dark-matrix {
  --sb-ft-ink: #030305;

  position: relative;
  background-color: var(--sb-ft-ink);
  background-image: radial-gradient(
    color-mix(in srgb, var(--sb-color-text) 5%, transparent) 1px,
    transparent 1px
  );
  background-size: 26px 26px;
  color: var(--sb-color-muted, #9b8bb0);
  font-family: var(--sb-font-body);
  font-size: var(--sb-font-size, 16px);
  padding-top: 80px;
  padding-bottom: 60px;
  margin-top: 60px;
}

.sb-ft-dark-matrix::before {
  content: "";
  position: absolute;
  top: 0;
  left: 10%;
  right: 10%;
  height: 1px;
  background: linear-gradient(
    90deg,
    transparent,
    color-mix(in srgb, var(--sb-color-accent) 45%, transparent) 40%,
    color-mix(in srgb, var(--sb-color-link) 35%, transparent) 60%,
    transparent
  );
  opacity: 0.6;
  pointer-events: none;
}

.sb-ft-gradient-fade {
  position: absolute;
  top: -120px;
  left: 0;
  right: 0;
  height: 120px;
  background: linear-gradient(to bottom, transparent, var(--sb-ft-ink));
  pointer-events: none;
}

.sb-ft-container {
  max-width: 1240px;
  margin: 0 auto;
  padding: 0 32px;
}

.sb-ft-main-grid {
  display: grid;
  grid-template-columns: 320px 1fr;
  gap: 60px;
}

.sb-ft-brand-col {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.sb-ft-logo {
  font-family: var(--sb-font-heading, serif);
  font-size: 1.6rem;
  font-weight: 700;
  color: var(--sb-color-text, #ede9f2);
  text-decoration: none;
  transition: color 0.25s ease;
}

.sb-ft-logo:hover {
  color: var(--sb-color-link-hover, #c084fc);
}

.sb-ft-tagline {
  margin: 16px 0 24px 0;
  max-width: 32ch;
  font-size: 0.9rem;
  line-height: 1.5;
  color: var(--sb-color-muted, #9b8bb0);
}

.sb-ft-copyright {
  font-size: 0.82rem;
  line-height: 1.4;
  color: var(--sb-color-muted, #9b8bb0);
  border-top: 1px solid
    color-mix(in srgb, var(--sb-color-border) 45%, transparent);
  padding-top: 16px;
  margin-top: 8px;
}

.sb-ft-copyright p {
  margin: 0 0 4px 0;
}

.sb-ft-copyright p:last-child {
  margin-bottom: 0;
}

.sb-ft-rights {
  opacity: 0.75;
}

.sb-ft-nav-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: 40px;
}

.sb-ft-col {
  display: flex;
  flex-direction: column;
}

.sb-ft-heading {
  font-size: 0.92rem;
  font-weight: 600;
  color: var(--sb-color-link);
  margin: 0 0 18px 0;
  letter-spacing: -0.01em;
}

.sb-ft-heading::after {
  content: "";
  display: block;
  width: 18px;
  height: 2px;
  margin-top: 8px;
  border-radius: 2px;
  background: var(--sb-color-accent);
  opacity: 0.85;
}

.sb-ft-menu {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 11px;
}

.sb-ft-menu li {
  margin: 0;
}

.sb-ft-menu a {
  display: inline-block;
  color: var(--sb-color-muted, #9b8bb0);
  text-decoration: none;
  font-size: 0.88rem;
  transition:
    color 0.2s ease,
    transform 0.2s ease;
}

.sb-ft-menu a:hover {
  color: var(--sb-color-link-hover, #c084fc);
  transform: translateX(3px);
}

.sb-ft-menu a:focus-visible {
  outline: 2px solid var(--sb-color-link);
  outline-offset: 3px;
  border-radius: 3px;
}

@media (max-width: 992px) {
  .sb-ft-main-grid {
    grid-template-columns: 1fr;
    gap: 48px;
  }

  .sb-ft-nav-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 576px) {
  .sb-ft-container {
    padding: 0 20px;
  }

  .sb-ft-nav-grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .sb-ft-tagline {
    max-width: none;
  }
}


/* ===== Operators variant: rows ===== */
/* Operators variant: rows — dense table-like list with zebra stripes. */
.sb-site .sb-operators .sb-operators-list {
    margin: 16px 0 0;
    padding: 0;
    list-style: none;
    border: 1px solid var(--sb-color-border, #e5e7eb);
    border-radius: 8px;
    overflow: hidden;
}
.sb-site .sb-operators .sb-operator {
    display: grid;
    grid-template-columns: 52px 1fr;
    gap: 14px;
    margin: 0;
    padding: 14px 18px;
    border-bottom: 1px solid var(--sb-color-border, #e5e7eb);
    background: var(--sb-color-bg, #fff);
}
.sb-site .sb-operators .sb-operator:nth-child(even) { background: var(--sb-color-bg-alt, #f8fafc); }
.sb-site .sb-operators .sb-operator:last-child { border-bottom: 0; }
.sb-site .sb-operators .sb-operator-rank {
    font-family: var(--sb-font-heading, inherit);
    font-size: 1.9em;
    font-weight: 800;
    line-height: 1;
    color: var(--sb-color-accent, #2563eb);
    text-align: center;
    padding-top: 2px;
}
.sb-site .sb-operators .sb-operator-name {
    margin: 0 0 8px;
    font-family: var(--sb-font-heading, inherit);
    font-size: 1.08em;
    line-height: 1.3;
}
.sb-site .sb-operators .sb-operator-name strong { color: var(--sb-color-text, inherit); }
.sb-site .sb-operators .sb-operator-facts {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 8px 16px;
    margin: 0 0 8px;
    padding: 0;
}
.sb-site .sb-operators .sb-operator-fact { display: block; margin: 0; }
.sb-site .sb-operators .sb-operator-fact dt {
    display: block;
    margin: 0 0 2px;
    font-size: .72em;
    font-weight: 700;
    letter-spacing: .04em;
    text-transform: uppercase;
    color: var(--sb-color-muted, #6b7280);
}
.sb-site .sb-operators .sb-operator-fact dt::after { content: none; }
.sb-site .sb-operators .sb-operator-fact dd {
    display: block;
    margin: 0;
    font-size: .92em;
    line-height: 1.4;
    color: var(--sb-color-text, inherit);
}
.sb-site .sb-operators .sb-operator-desc {
    margin: 0;
    font-size: .9em;
    line-height: 1.5;
    color: var(--sb-color-muted, #6b7280);
}
@media (max-width: 560px) {
    .sb-site .sb-operators .sb-operator { grid-template-columns: 36px 1fr; gap: 10px; padding: 12px 14px; }
    .sb-site .sb-operators .sb-operator-rank { font-size: 1.4em; }
}


/* ===== Heroes variant: glass ===== */
/* Hero variant: glass — blurred full-width image, frosted card in the centre. */
html body.sb-site { overflow-x: clip; }
.sb-site .sb-hero {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100vw;
    min-height: 480px;
    margin: 0 calc(50% - 50vw) 40px;
    padding: 48px 20px;
    overflow: hidden;
    color: #fff;
    background: linear-gradient(135deg, var(--sb-color-accent, #2563eb), var(--sb-color-link, #7c3aed));
}
.sb-site .sb-hero .sb-hero-media { position: absolute; inset: -24px; }
.sb-site .sb-hero .sb-hero-media img {
    width: 100%; height: 100%; max-height: none;
    object-fit: cover; margin: 0; border-radius: 0;
    filter: blur(6px) saturate(1.1);
    transform: scale(1.06);
}
.sb-site .sb-hero .sb-hero-media::after {
    content: ""; position: absolute; inset: 0;
    background: rgba(10, 14, 30, .38);
}
.sb-site .sb-hero .sb-hero-inner {
    position: relative;
    width: 100%;
    max-width: 760px;
    margin: 0;
    padding: 0;
}
.sb-site .sb-hero .sb-hero-card {
    padding: 36px 34px;
    border: 1px solid rgba(255, 255, 255, .32);
    border-radius: 20px;
    background: rgba(255, 255, 255, .14);
    -webkit-backdrop-filter: blur(14px);
    backdrop-filter: blur(14px);
    box-shadow: 0 24px 60px -24px rgba(0, 0, 0, .55);
}
.sb-site .sb-hero .sb-hero-label {
    margin: 0 0 12px;
    font-size: .76em;
    font-weight: 800;
    letter-spacing: .16em;
    text-transform: uppercase;
    color: rgba(255, 255, 255, .85);
}
.sb-site .sb-hero .sb-hero-title {
    margin: 0 0 14px;
    padding: 0;
    border: 0;
    background: none;
    -webkit-background-clip: border-box;
    background-clip: border-box;
    -webkit-text-fill-color: currentColor;
    color: #fff;
    font-size: clamp(1.9em, 4.2vw, 3.1em);
    line-height: 1.15;
    text-transform: none;
    text-shadow: 0 2px 14px rgba(0, 0, 0, .35);
}
.sb-site .sb-hero .sb-hero-title::before,
.sb-site .sb-hero .sb-hero-title::after { content: none; display: none; }
.sb-site .sb-hero .sb-hero-title { font-size: clamp(1.8em, 3.8vw, 2.8em); }
.sb-site .sb-hero .sb-hero-subtitle {
    margin: 0 0 20px;
    font-size: 1.1em;
    line-height: 1.55;
    color: rgba(255, 255, 255, .92);
}
.sb-site .sb-hero .sb-hero-fact {
    display: flex;
    flex-direction: column;
    gap: 3px;
    padding: 12px 16px;
    border: 0;
    border-radius: 12px;
    background: rgba(0, 0, 0, .22);
}
.sb-site .sb-hero .sb-hero-fact-label {
    font-size: .74em; font-weight: 800; letter-spacing: .08em;
    text-transform: uppercase; color: rgba(255, 255, 255, .75);
}
.sb-site .sb-hero .sb-hero-fact-text { color: #fff; line-height: 1.45; }
@media (max-width: 640px) {
    .sb-site .sb-hero { min-height: 420px; padding: 32px 14px; }
    .sb-site .sb-hero .sb-hero-card { padding: 24px 20px; border-radius: 16px; }
}