/* Hide menu button when side menu is open */
.side-menu.open ~ .header__menu-toggle,
.header__menu-toggle.menu-open {
  display: none !important;
}
/* Mobile menu button */
.header__menu-toggle {
  display: none;
  position: absolute;
  top: 18px;
  right: 18px;
  background: none;
  border: none;
  color: var(--color-primary-dark);
  font-size: 2.2rem;
  z-index: 1201;
  cursor: pointer;
}

@media (max-width: 640px) {
  .header__menu-toggle {
    display: block;
  }
}

/* Side drawer menu */
.side-menu {
  position: fixed;
  top: 0;
  right: 0;
  height: 100vh;
  width: 260px;
  background: #fff;
  box-shadow: -2px 0 16px rgba(0,0,0,0.18);
  transform: translateX(100%);
  transition: transform 0.25s cubic-bezier(.4,0,.2,1);
  z-index: 1200;
  display: flex;
  flex-direction: column;
  padding: 24px 0 0 0;
}
.side-menu.open {
  transform: translateX(0);
}
.side-menu__close {
  background: none;
  border: none;
  color: var(--color-primary-dark);
  font-size: 2rem;
  align-self: flex-end;
  margin: 0 12px 16px 0;
  cursor: pointer;
}
.side-menu__link {
  color: var(--color-primary-dark) !important;
  text-decoration: none;
  font-size: 1.15rem;
  padding: 14px 24px;
  border-bottom: 1px solid var(--color-border-light);
  transition: background 0.2s, color 0.2s;
}
.side-menu__link:hover {
  background: var(--color-primary);
  color: #fff !important;
}
@media (min-width: 641px) {
  .side-menu, .side-menu__close, .header__menu-toggle {
    display: none !important;
  }
}
@media (max-width: 640px) {
  .header__menu {
    display: none !important;
  }
}
.pagination-nav {
  display: flex;
  flex-direction: row;
  justify-content: center;
  align-items: center;
  gap: 32px;
  margin: 0 0 32px 0;
}
.pagination-nav__item {
  display: flex;
  align-items: center;
}
.pagination__arrow {
  color: var(--color-accent);
  font-size: 2.2rem;
  text-decoration: none;
  display: flex;
  align-items: center;
  transition: color 0.2s;
}
.pagination__arrow:hover {
  color: var(--color-primary-dark);
}
a, a:visited {
  color: var(--color-link);
}
/* arm1.ru migrated: custom properties and base utility classes */
:root {
  --color-primary: #3f51b5;
  --color-primary-dark: #303f9f;
  --color-accent: #ff4081;
  --color-header-bg: #292B36;
  --color-body-bg: #f5f5f5;
  --color-footer-bg: #292B36;
  --color-card-bg: #fff;
  --color-text-main: #000;
  --color-text-secondary: #616161;
  --color-text-light: #fff;
  --color-border-light: rgba(0,0,0,0.12);
  --color-tag-bg: #efefef;
  --color-link: #ff4081;
  --color-tag-link: #3a3939;
}

body {
  font-family: 'Open Sans', 'Roboto', 'Helvetica', Arial, sans-serif;
  background: var(--color-body-bg);
  color: var(--color-text-main);
  margin: 0;
  padding: 0;
}

html, body {
  font-family: 'Open Sans', 'Roboto', 'Helvetica', Arial, sans-serif;
  margin: 0;
  padding: 0;
}

code, pre, kbd, samp {
  font-family: 'Fira Mono', 'Menlo', 'Monaco', 'Consolas', monospace;
  font-size: 1em;
}
h1 { font-size: 24pt; }

.header {
  background: var(--color-header-bg);
  color: var(--color-text-light);
  padding: 24px 0 0 0;
}

.header__logo {
    position: absolute; 
    right: 56px; 
    top: 56px;
}

.header__logo img {
    height: 60px;
}

/* Header layout: center image, logo right */
.header__row {
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  width: 90%;
  max-width: 860px;
  margin: 0 auto;
  min-height: 170px;
}
.header__image {
  display: block;
  margin: 0 auto;
  height: 200px;
}
.header__menu {
  display: flex;
  gap: 24px;
  background: var(--color-primary-dark);
  padding: 0 16px;
  align-items: center;
  justify-content: center;
  margin-top: 24px;
}
.header__menu-link {
  color: var(--color-text-light) !important;
  text-decoration: none;
  font-weight: 500;
  padding: 16px 8px;
  transition: color 0.2s;
}
.header__menu-link:hover {
  color: var(--color-accent) !important;
}

.portfolio__card {
    padding: 0 !important;
}

.card__supporting-text {
    padding: 6px 12px 12px 18px;
}

.grid--portfolio {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    max-width: 860px;
    margin: 0 auto 24px auto;
}

.grid {
  display: grid;
  gap: 24px;
  max-width: 860px;
  margin: 0 auto 24px auto;
}

@media (max-width: 900px) {
  .grid--portfolio {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 600px) {
  .grid {
    grid-template-columns: 1fr;
  }

    .section--center {
        margin: 0 audo;
        padding: 0 8px !important;
    }

    .header__logo{
        display: none;
    }
}

.section--center--comments {
    max-width: 860px;
    margin: 0 auto;
}

.section--center {
    margin: 0 audo;
    padding: 0 32px;
}

.card {
  background: var(--color-card-bg);
  border-radius: 0px;
  box-shadow: 0 2px 8px 0 var(--color-border-light);
  padding: 32px 32px 24px 32px;
  position: relative;
  flex: 1 1 100%;
  margin-bottom: 24px;
}
.card__title {
  font-size: 1.3rem;
  margin: 0 0 12px 0;
}
.card__title a {
    color: var(--color-accent);
    font-weight: normal;
    text-decoration: none;
}
.card__title a:hover {
  text-decoration: underline;
}
.card__date {
  color: var(--color-text-secondary);
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 16px;
}
.card__announce {
  margin-bottom: 16px;
}
.card__actions {
  border-top: 1px solid var(--color-border-light);
  padding-top: 12px;
  margin-top: 16px;
  display: flex;
  gap: 12px;
}

.button {
  display: inline-flex;
  align-items: center;
  border: none;
  border-radius: 4px;
  background: var(--color-primary);
  color: var(--color-text-light);
  padding: 0;
  font-weight: 500;
  text-decoration: none;
  cursor: pointer;
  transition: background 0.2s;
}
.button--accent {
  background: var(--color-accent);
}
.button--fab {
  width: 68px;
  height: 38px;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 12px 0 var(--color-border-light);
  position: absolute;
  right: 32px;
  bottom: 28px;
  z-index: 10;
  font-size: 24px;
  background: var(--color-primary);
  color: var(--color-text-light) !important;
}
.button--fab-accent {
  background: var(--color-accent);
}
.tags {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin: 16px 0;
}
.tags__tag {
  display: inline-flex;
  align-items: center;
  background: var(--color-tag-bg);
  color: var(--color-tag-link) !important;
  border-radius: 12px;
  padding: 2px 10px;
  font-size: 0.95em;
  text-decoration: none;
}
.toc {
  border-left: 4px solid var(--color-tag-bg);
  padding-left: 8px;
  margin: 24px 0;
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.toc a {
  color: var(--color-tag-link);
  text-decoration: none;
  font-size: 16px;
  line-height: 28px;
}
.pagination {
  display: flex;
  gap: 24px;
  justify-content: center;
  margin: 32px 0 0 0;
}
.pagination__arrow {
  color: var(--color-primary);
  font-size: 2rem;
  text-decoration: none;
  display: flex;
  align-items: center;
}
.footer {
  background: var(--color-footer-bg);
  color: var(--color-text-light);
  text-align: center;
  padding: 16px 0 16px 0;
}
.footer__logo {
  height: 35px;
  margin-bottom: 8px;
}
@media (max-width: 640px) {
  .header__image { height: 120px; }
  .card { padding: 16px 8px; }
  .grid { gap: 12px; }
  .button--fab { right: 16px; bottom: 16px; width: 48px; height: 48px; font-size: 20px; }
}

/* Dark theme support */
@media (prefers-color-scheme: dark) {
  :root {
    --color-body-bg: #181a20;
    --color-header-bg: #232634;
    --color-footer-bg: #232634;
    --color-card-bg: #232634;
    --color-primary: #8faaff;
    --color-primary-dark: #3f51b5;
    --color-accent: #ff4081;
    --color-text-main: #f5f5f5;
    --color-text-secondary: #b0b0b0;
    --color-text-light: #fff;
    --color-border-light: rgba(255,255,255,0.10);
    --color-tag-bg: #2a2d3a;
    --color-link: #7fdfff;
    --color-tag-link: #e0e0e0;
  }
  body {
    background: var(--color-body-bg);
    color: var(--color-text-main);
  }
  .header {
    background: none;
    color: var(--color-text-light);
  }
  .footer {
    background: none;
    color: var(--color-text-light);
  }
  .card {
    background: var(--color-card-bg);
    color: var(--color-text-main);
    box-shadow: none;
  }
  .header__menu {
    background: none;
  }
  .side-menu {
    background: var(--color-header-bg);
    color: var(--color-text-main);
  }
  .side-menu__link {
    color: var(--color-link) !important;
    border-bottom: 1px solid var(--color-border-light);
  }
  .side-menu__link:hover {
    background: var(--color-primary);
    color: #fff !important;
  }
  .header__menu-link {
    color: var(--color-link) !important;
  }
  .header__menu-link:hover {
    color: var(--color-accent) !important;
  }
  .tags__tag {
    background: var(--color-tag-bg);
    color: var(--color-tag-link) !important;
  }
  .toc {
    border-left: 4px solid var(--color-tag-bg);
  }
  .toc a {
    color: var(--color-tag-link);
  }
  .pagination__arrow {
    color: var(--color-accent);
  }
  .pagination__arrow:hover {
    color: var(--color-primary);
  }
}