/* Galaxy Phone Help — original theme for perpelov.tech
   Simple, high-contrast, mobile-first. System fonts only. No external resources. */

* {
  box-sizing: border-box;
}

html {
  font-size: 19px;
}

body {
  margin: 0;
  padding: 0;
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  font-size: 19px;
  line-height: 1.6;
  color: #1a1a1a;
  background-color: #fdf8ef;
}

a {
  color: #0b5c3f;
  text-decoration: underline;
  text-underline-offset: 3px;
}

a:hover {
  color: #083d2a;
}

a:focus-visible,
button:focus-visible,
input:focus-visible,
textarea:focus-visible,
select:focus-visible {
  outline: 3px solid #e67e22;
  outline-offset: 3px;
  border-radius: 4px;
}

/* Header and navigation */

header {
  background-color: #1b4332;
  color: #ffffff;
  padding: 0;
}

header nav {
  max-width: 1180px;
  margin: 0 auto;
  padding: 14px 20px;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px 20px;
}

.site-name {
  color: #ffffff;
  font-size: 1.35rem;
  font-weight: 800;
  line-height: 1.25;
  text-decoration: none;
  min-height: 48px;
  display: inline-flex;
  align-items: center;
}

.site-name:hover {
  color: #ffe8c2;
}

.nav-links {
  display: flex;
  flex-wrap: wrap;
  gap: 6px 10px;
  margin-left: auto;
}

.nav-links a {
  color: #ffffff;
  text-decoration: none;
  font-weight: 600;
  font-size: 1rem;
  min-height: 48px;
  display: inline-flex;
  align-items: center;
  padding: 10px 14px;
  border-radius: 8px;
  border: 2px solid transparent;
}

.nav-links a:hover {
  color: #ffffff;
  background-color: #2d6a4f;
  border-color: #ffffff;
}

/* Main layout */

main {
  max-width: 760px;
  margin: 0 auto;
  padding: 28px 20px 48px;
}

h1 {
  font-size: 2.05rem;
  line-height: 1.25;
  margin: 0.4em 0 0.6em;
  color: #12261d;
}

h2 {
  font-size: 1.5rem;
  line-height: 1.3;
  margin: 1.6em 0 0.5em;
  color: #12261d;
}

h3 {
  font-size: 1.22rem;
  line-height: 1.35;
  margin: 1.4em 0 0.4em;
  color: #1b4332;
}

p {
  margin: 0.7em 0;
}

ul,
ol {
  margin: 0.7em 0 1em;
  padding-left: 1.4em;
}

li {
  margin: 0.55em 0;
}

li a {
  font-weight: 600;
}

small {
  font-size: 0.92rem;
}

/* Cards and grids */

.grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 18px;
  margin: 1em 0 1.5em;
}

.card {
  background-color: #ffffff;
  border: 2px solid #d8cdb8;
  border-radius: 12px;
  padding: 20px;
}

.card h3 {
  margin-top: 0;
}

.card h3 a {
  text-decoration: none;
}

.card h3 a:hover {
  text-decoration: underline;
}

.card p {
  margin-bottom: 0;
}

.card p:last-child {
  margin-bottom: 0;
}

/* Tool box and forms */

.tool-box {
  background-color: #ffffff;
  border: 2px solid #1b4332;
  border-radius: 12px;
  padding: 22px;
  margin: 1.2em 0;
}

label {
  display: block;
  font-weight: 700;
  margin: 1em 0 0.35em;
  font-size: 1.02rem;
}

input,
textarea,
select {
  width: 100%;
  font-family: inherit;
  font-size: 1.05rem;
  line-height: 1.5;
  color: #1a1a1a;
  background-color: #ffffff;
  border: 2px solid #6b6b6b;
  border-radius: 8px;
  padding: 13px 14px;
  min-height: 52px;
}

textarea {
  min-height: 130px;
  resize: vertical;
}

button,
.big-button {
  font-family: inherit;
  font-size: 1.08rem;
  font-weight: 700;
  line-height: 1.4;
  color: #1a1a1a;
  background-color: #f4a261;
  border: 2px solid #9c4a00;
  border-radius: 10px;
  padding: 14px 22px;
  min-height: 52px;
  cursor: pointer;
  text-decoration: none;
  display: inline-block;
  text-align: center;
}

button:hover,
.big-button:hover {
  background-color: #e76f51;
  color: #ffffff;
}

.big-button {
  margin: 0.6em 0;
}

button[type="button"] {
  margin-top: 0.8em;
}

/* Warning box */

.warning {
  background-color: #fff3cd;
  border: 3px solid #b45309;
  border-left-width: 8px;
  border-radius: 10px;
  padding: 18px 20px;
  margin: 1.2em 0;
}

.warning strong {
  color: #7c2d12;
}

.warning p:first-child {
  margin-top: 0;
}

.warning p:last-child {
  margin-bottom: 0;
}

/* Tables */

table {
  width: 100%;
  border-collapse: collapse;
  margin: 1em 0 1.4em;
  font-size: 1rem;
  background-color: #ffffff;
}

th,
td {
  text-align: left;
  padding: 12px 14px;
  border: 1px solid #8a8a8a;
  vertical-align: top;
}

th {
  background-color: #1b4332;
  color: #ffffff;
}

/* Footer */

footer {
  background-color: #e9e2d0;
  border-top: 3px solid #1b4332;
  color: #1a1a1a;
  padding: 24px 20px 36px;
}

footer p {
  max-width: 760px;
  margin: 0.7em auto;
  font-size: 0.98rem;
  line-height: 1.6;
}

footer p:first-child {
  font-weight: 600;
}

footer a {
  display: inline-block;
  min-height: 48px;
  line-height: 48px;
  padding: 0 10px;
  margin-right: 4px;
}

/* Wide screens: two-column card grid */

@media (min-width: 640px) {
  .grid {
    grid-template-columns: 1fr 1fr;
  }

  h1 {
    font-size: 2.3rem;
  }
}

/* Print: main content only */

@media print {
  body {
    background-color: #ffffff;
    font-size: 14pt;
    line-height: 1.5;
  }

  header nav,
  footer {
    display: none;
  }

  header {
    background-color: #ffffff;
  }

  main {
    max-width: none;
    padding: 0;
  }

  a {
    color: #000000;
    text-decoration: none;
  }

  .card,
  .tool-box,
  .warning {
    border: 1px solid #000000;
    break-inside: avoid;
  }

  button,
  .big-button {
    display: none;
  }

  .print-only {
    display: block;
  }
}

.print-only {
  display: none;
}

/* --- Header with logo, two-column layout with sidebar, richer footer (Nov 2026) --- */

.skip-link {
  position: absolute;
  left: 16px;
  top: -60px;
  background: #f4a261;
  color: #1a1a1a;
  font-weight: 700;
  padding: 12px 18px;
  border-radius: 8px;
  z-index: 10;
}

.skip-link:focus {
  top: 12px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  min-height: 48px;
}

.brand:hover .site-name {
  color: #ffe8c2;
}

.brand img {
  width: 48px;
  height: 48px;
  flex: none;
  border-radius: 10px;
}

.brand-text {
  display: flex;
  flex-direction: column;
  line-height: 1.2;
}

.brand-text .site-name {
  min-height: 0;
}

.brand-tagline {
  color: #cfe8d8;
  font-size: 0.88rem;
  font-weight: 600;
}

.breadcrumb {
  font-size: 0.95rem;
  color: #4a4a4a;
  margin: 0 0 0.4em;
}

.breadcrumb a {
  font-weight: 600;
}

.layout {
  max-width: 1180px;
  margin: 0 auto;
  padding: 28px 20px 48px;
  display: grid;
  grid-template-columns: minmax(0, 1fr) 320px;
  gap: 40px;
  align-items: start;
}

.layout main {
  max-width: 760px;
  margin: 0;
  padding: 0;
}

.sidebar {
  position: sticky;
  top: 20px;
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.sidebar-box {
  background: #ffffff;
  border: 2px solid #d8cdb8;
  border-radius: 12px;
  padding: 20px;
}

.sidebar-box h2 {
  font-size: 1.2rem;
  margin: 0 0 0.5em;
  color: #1b4332;
}

.sidebar-box ul {
  list-style: none;
  padding-left: 0;
  margin: 0;
}

.sidebar-box li {
  margin: 0;
  border-top: 1px solid #e9e2d0;
}

.sidebar-box li:first-child {
  border-top: none;
}

.sidebar-box li a {
  display: block;
  padding: 11px 2px;
  font-weight: 600;
  text-decoration: none;
  min-height: 48px;
  line-height: 1.35;
}

.sidebar-box li a:hover {
  text-decoration: underline;
}

.sidebar-box p {
  font-size: 0.98rem;
}

.sidebar-safety {
  background: #fff3cd;
  border: 3px solid #b45309;
}

.sidebar-safety h2 {
  color: #7c2d12;
}

.footer-inner {
  max-width: 1180px;
  margin: 0 auto;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  gap: 28px;
  max-width: 1180px;
  margin: 0 auto 20px;
  text-align: left;
}

.footer-grid h2 {
  font-size: 1.1rem;
  margin: 0 0 0.5em;
  color: #12261d;
}

.footer-grid ul {
  list-style: none;
  padding-left: 0;
  margin: 0;
}

.footer-grid li {
  margin: 0;
}

.footer-grid a {
  min-height: 44px;
  line-height: 44px;
  padding: 0 4px;
}

.footer-brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 1.2rem;
  font-weight: 800;
  color: #12261d;
  text-decoration: none;
}

.footer-brand img {
  width: 40px;
  height: 40px;
  border-radius: 8px;
}

footer p {
  max-width: none;
  margin: 0.7em 0;
}

.footer-bottom {
  border-top: 2px solid #d8cdb8;
  padding-top: 14px;
  max-width: 1180px;
  margin: 0 auto;
  font-size: 0.92rem;
  color: #4a4a4a;
}

@media (max-width: 1023px) {
  .layout {
    grid-template-columns: 1fr;
    gap: 28px;
  }

  .layout main {
    max-width: 760px;
  }

  .sidebar {
    position: static;
    display: grid;
    grid-template-columns: 1fr 1fr;
    align-items: start;
  }

  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 639px) {
  .sidebar {
    grid-template-columns: 1fr;
  }

  .footer-grid {
    grid-template-columns: 1fr;
  }

  .brand-tagline {
    display: none;
  }

  header nav {
    padding: 12px 16px;
  }
}

@media print {
  .layout {
    display: block;
    padding: 0;
  }

  .sidebar,
  .breadcrumb {
    display: none;
  }
}