/* Studio WMS.net - SoftwareStudio Sp. z o.o. */
/* Styl zgodny z kolorystyką softwarestudio.com.pl */

*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

:root {
  --color-primary: #ff6a13;
  --color-primary-dark: #cc5500;
  --color-secondary: #f59e1b;
  --color-text: #334251;
  --color-text-light: #5a6a7a;
  --color-nav: #334251;
  --color-bg: #ffffff;
  --color-bg-alt: #f5f7fa;
  --color-bg-dark: #334251;
  --color-border: #e1e8ed;
  --color-footer-bg: #334251;
  --color-footer-text: #f0f0f0;
  --font-heading: 'Roboto', 'Segoe UI', 'Lato', 'Varela Round', sans-serif;
  --font-body: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, 'Noto Sans', sans-serif;
  --container-width: 1140px;
  --radius: 4px;
  --shadow: 0 2px 8px rgba(51, 66, 81, 0.1);
}

body {
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.7;
  color: var(--color-text);
  background-color: var(--color-bg);
}

/* HEADER */
header {
  background-color: var(--color-bg);
  border-bottom: 1px solid var(--color-border);
  padding: 0 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
  box-shadow: var(--shadow);
  position: sticky;
  top: 0;
  z-index: 100;
}

header a img {
  height: 40px;
  width: auto;
  display: block;
}

/* NAV */
nav {
  display: flex;
  align-items: center;
  gap: 24px;
}

nav a {
  font-family: var(--font-body);
  font-size: 15px;
  font-weight: 500;
  color: var(--color-nav);
  text-decoration: none;
  transition: color 0.2s;
}

nav a:hover,
nav a.active {
  color: var(--color-primary);
}

/* MAIN */
main {
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 32px 24px 64px;
}

/* BREADCRUMB */
.breadcrumb {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 4px;
  font-size: 14px;
  color: var(--color-text-light);
  margin-bottom: 32px;
  padding: 12px 0;
  border-bottom: 1px solid var(--color-border);
}

.breadcrumb a {
  color: var(--color-text-light);
  text-decoration: none;
  transition: color 0.2s;
}

.breadcrumb a:hover {
  color: var(--color-primary);
}

.breadcrumb span {
  color: var(--color-text);
  font-weight: 500;
}

/* ARTICLE */
article {
  max-width: 820px;
}

/* ARTICLE META */
.article-meta {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 14px;
  color: var(--color-text-light);
  margin-bottom: 32px;
  padding-bottom: 20px;
  border-bottom: 1px solid var(--color-border);
}

.article-meta time {
  color: var(--color-text-light);
}

/* LEAD PARAGRAPH (answer-first) */
.lead {
  font-size: 1.08rem;
  line-height: 1.75;
  color: var(--color-text);
  border-left: 4px solid var(--color-primary);
  padding: 16px 20px;
  background-color: var(--color-bg-alt);
  border-radius: 0 var(--radius) var(--radius) 0;
  margin-bottom: 28px;
}

/* IN-ARTICLE CTA BLOCK */
.cta-article {
  background: linear-gradient(135deg, #334251 0%, #1e2d3a 100%);
  border-radius: 8px;
  padding: 32px 36px;
  margin: 40px 0;
  text-align: center;
}

.cta-article p {
  color: #ffffff;
  font-size: 1.05rem;
  margin-bottom: 20px;
  line-height: 1.6;
}

.cta-article .cta-btn {
  background-color: var(--color-primary);
  border-color: var(--color-primary);
}

.cta-article .cta-btn:hover {
  background-color: var(--color-primary-dark);
}

.cta-article .cta-btn-outline {
  border-color: rgba(255,255,255,0.6);
  color: #ffffff;
}

.cta-article .cta-btn-outline:hover {
  background-color: rgba(255,255,255,0.12);
  border-color: #ffffff;
}

/* INFOGRAPHIC */
.infographic-wrap {
  margin: 40px 0;
  padding: 0;
}

.infographic-wrap figcaption {
  text-align: center;
  font-size: 0.875rem;
  color: var(--color-text-light);
  margin-top: 10px;
  font-style: italic;
}

.infographic {
  display: block;
  width: 100%;
  height: auto;
  border-radius: 8px;
  box-shadow: 0 4px 20px rgba(51, 66, 81, 0.14);
}

/* TABLE OF CONTENTS */
.toc {
  background-color: var(--color-bg-alt);
  border-left: 4px solid var(--color-primary);
  border-radius: var(--radius);
  padding: 24px 28px;
  margin: 32px 0;
}

.toc-title {
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.07em;
  color: var(--color-text-light);
  margin-bottom: 10px;
  margin-top: 0;
}

.toc ol {
  margin: 0;
  padding-left: 20px;
}

.toc li {
  margin-bottom: 6px;
  font-size: 0.95rem;
  line-height: 1.5;
}

.toc a {
  color: var(--color-primary);
  text-decoration: none;
}

.toc a:hover {
  text-decoration: underline;
}

/* HEADINGS */
h1 {
  font-family: var(--font-heading);
  font-size: 2.2rem;
  font-weight: 700;
  color: var(--color-text);
  line-height: 1.25;
  margin-bottom: 20px;
}

h2 {
  font-family: var(--font-heading);
  font-size: 1.55rem;
  font-weight: 700;
  color: var(--color-text);
  line-height: 1.3;
  margin-top: 48px;
  margin-bottom: 16px;
  padding-bottom: 8px;
  border-bottom: 2px solid var(--color-primary);
}

h3 {
  font-family: var(--font-heading);
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--color-text);
  line-height: 1.4;
  margin-top: 28px;
  margin-bottom: 10px;
}

/* PARAGRAPHS */
p {
  margin-bottom: 16px;
  color: var(--color-text);
}

/* LINKS */
a {
  color: var(--color-primary);
  text-decoration: none;
  transition: color 0.2s;
}

a:hover {
  color: var(--color-primary-dark);
  text-decoration: underline;
}

/* LISTS */
ul,
ol {
  margin: 0 0 20px 24px;
  padding: 0;
}

li {
  margin-bottom: 8px;
  line-height: 1.7;
}

/* TABLE */
table {
  width: 100%;
  border-collapse: collapse;
  margin: 24px 0;
  font-size: 15px;
  box-shadow: var(--shadow);
  border-radius: var(--radius);
  overflow: hidden;
}

thead {
  background-color: var(--color-primary);
  color: #ffffff;
}

th {
  padding: 12px 16px;
  text-align: left;
  font-weight: 600;
  font-size: 14px;
  letter-spacing: 0.3px;
}

tbody tr {
  border-bottom: 1px solid var(--color-border);
}

tbody tr:nth-child(even) {
  background-color: var(--color-bg-alt);
}

td {
  padding: 11px 16px;
  color: var(--color-text);
}

/* IMAGES */
img {
  max-width: 100%;
  height: auto;
  display: block;
  border-radius: var(--radius);
  margin: 24px 0;
}

/* STRONG / EM */
strong {
  font-weight: 600;
  color: var(--color-text);
}

em {
  font-style: italic;
}

/* RELATED LINKS */
.related-links {
  background-color: var(--color-bg-alt);
  border-left: 4px solid var(--color-primary);
  border-radius: var(--radius);
  padding: 24px 28px;
  margin-top: 48px;
}

.related-links h2 {
  border-bottom: none;
  margin-top: 0;
  font-size: 1.1rem;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--color-primary);
  padding-bottom: 0;
}

.related-links ul {
  margin: 12px 0 0 0;
  list-style: none;
  padding: 0;
}

.related-links li {
  margin-bottom: 8px;
  padding-left: 16px;
  position: relative;
}

.related-links li::before {
  content: '›';
  position: absolute;
  left: 0;
  color: var(--color-primary);
  font-weight: bold;
}

.related-links a {
  color: var(--color-text);
  font-weight: 500;
}

.related-links a:hover {
  color: var(--color-primary);
}

/* FOOTER */
footer {
  background-color: var(--color-footer-bg);
  color: var(--color-footer-text);
  font-size: 14px;
  margin-top: 64px;
}

footer p {
  color: var(--color-footer-text);
  margin: 0 0 6px;
}

footer a {
  color: #a8c8e8;
  text-decoration: none;
}

footer a:hover {
  color: #ffffff;
  text-decoration: underline;
}

.footer-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 40px;
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 48px 24px 36px;
}

.footer-col h4 {
  font-family: var(--font-heading);
  font-size: 13px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.8px;
  color: #ffffff;
  margin-bottom: 16px;
  padding-bottom: 10px;
  border-bottom: 1px solid rgba(255,255,255,0.15);
}

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

.footer-col li {
  margin-bottom: 8px;
}

.footer-col li a {
  color: #c8d8e8;
  font-size: 14px;
}

.footer-col li a:hover {
  color: #ffffff;
}

.footer-col address {
  font-style: normal;
  font-size: 14px;
  line-height: 1.8;
  color: #c8d8e8;
}

.footer-col address strong {
  color: #ffffff;
  font-weight: 600;
  display: block;
  margin-bottom: 6px;
}

.footer-col address a {
  color: #a8c8e8;
}

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.12);
  text-align: center;
  padding: 16px 24px;
  font-size: 13px;
  color: #8a9cad;
}

.footer-bottom a {
  color: #8a9cad;
}

.footer-bottom a:hover {
  color: #ffffff;
}

@media (max-width: 768px) {
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 28px;
    padding: 32px 16px 24px;
  }
}

/* ─────────────────────────────────────────
 * FAQ SECTION
 * ───────────────────────────────────────── */

.faq {
  margin-top: 48px;
  margin-bottom: 48px;
}

.faq > h2 {
  margin-top: 0;
}

.faq-item {
  margin-bottom: 16px;
  border-radius: 8px;
  overflow: hidden;
  box-shadow: 0 1px 4px rgba(51,66,81,0.08);
}

.faq-item h3 {
  background-color: #eaf4fd;
  border-left: 5px solid var(--color-primary);
  padding: 16px 20px 16px 52px;
  margin: 0;
  font-size: 1rem;
  color: var(--color-nav);
  position: relative;
  line-height: 1.45;
}

.faq-item h3::before {
  content: 'Q';
  position: absolute;
  left: 14px;
  top: 50%;
  transform: translateY(-50%);
  background-color: var(--color-primary);
  color: #ffffff;
  width: 26px;
  height: 26px;
  border-radius: 50%;
  font-size: 13px;
  font-weight: 700;
  line-height: 26px;
  text-align: center;
}

.faq-item p {
  background-color: #ffffff;
  border-left: 5px solid #c9e4f7;
  border-top: 1px solid #d8edf9;
  padding: 16px 20px 16px 52px;
  margin: 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--color-text);
}

@media (max-width: 768px) {
  .faq-item h3 {
    padding: 14px 14px 14px 46px;
    font-size: 0.95rem;
  }

  .faq-item p {
    padding: 14px 14px 14px 46px;
  }
}

/* ─────────────────────────────────────────
 * INDEX PAGE — hero, features, articles grid
 * ───────────────────────────────────────── */

/* HERO */
.hero {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: center;
  padding: 48px 0 56px;
  border-bottom: 1px solid var(--color-border);
  margin-bottom: 56px;
}

.hero-content h1 {
  font-size: 2.4rem;
  margin-bottom: 16px;
}

.hero-content p {
  font-size: 1.05rem;
  color: var(--color-text-light);
  margin-bottom: 28px;
  line-height: 1.75;
}

.hero-image img {
  margin: 0;
  border-radius: 8px;
  box-shadow: var(--shadow);
}

.cta-group {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

.cta-btn {
  display: inline-block;
  background-color: var(--color-primary);
  color: #ffffff;
  padding: 12px 28px;
  border-radius: var(--radius);
  font-weight: 600;
  font-size: 15px;
  text-decoration: none;
  transition: background-color 0.2s;
}

.cta-btn:hover {
  background-color: var(--color-primary-dark);
  color: #ffffff;
  text-decoration: none;
}

.cta-btn-outline {
  display: inline-block;
  border: 2px solid var(--color-primary);
  color: var(--color-primary);
  padding: 10px 24px;
  border-radius: var(--radius);
  font-weight: 600;
  font-size: 15px;
  text-decoration: none;
  transition: all 0.2s;
}

.cta-btn-outline:hover {
  background-color: var(--color-primary);
  color: #ffffff;
  text-decoration: none;
}

/* SECTION HEADING */
.section-heading {
  font-size: 1.6rem;
  margin-bottom: 8px;
  margin-top: 0;
  border-bottom: none;
  padding-bottom: 0;
}

.section-sub {
  color: var(--color-text-light);
  font-size: 1rem;
  margin-bottom: 32px;
}

/* FEATURES GRID */
.features-section {
  margin-bottom: 56px;
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.feature-card {
  background-color: var(--color-bg-alt);
  border: 1px solid var(--color-border);
  border-radius: 8px;
  padding: 24px;
  transition: box-shadow 0.2s;
}

.feature-card:hover {
  box-shadow: var(--shadow);
}

.feature-icon {
  font-size: 28px;
  margin-bottom: 12px;
  display: block;
}

.feature-card h3 {
  font-size: 1rem;
  margin-top: 0;
  margin-bottom: 8px;
  color: var(--color-text);
}

.feature-card p {
  font-size: 14px;
  color: var(--color-text-light);
  margin: 0;
  line-height: 1.6;
}

/* ARTICLES GRID */
.articles-section {
  margin-bottom: 56px;
}

.articles-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.article-card {
  display: flex;
  flex-direction: column;
  background-color: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: 8px;
  padding: 24px;
  text-decoration: none;
  transition: box-shadow 0.2s, border-color 0.2s;
}

.article-card:hover {
  box-shadow: 0 4px 16px rgba(51,66,81,0.12);
  border-color: var(--color-primary);
  text-decoration: none;
}

.article-card-tag {
  font-size: 12px;
  font-weight: 600;
  color: var(--color-primary);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: 10px;
}

.article-card h3 {
  font-size: 1rem;
  color: var(--color-text);
  margin-top: 0;
  margin-bottom: 10px;
  line-height: 1.4;
}

.article-card p {
  font-size: 14px;
  color: var(--color-text-light);
  margin: 0 0 16px;
  line-height: 1.6;
  flex: 1;
}

.article-link {
  font-size: 14px;
  font-weight: 600;
  color: var(--color-primary);
  display: inline-flex;
  align-items: center;
  gap: 4px;
}

/* PAGE INTRO (index meta) */
.page-intro {
  max-width: 820px;
}

@media (max-width: 768px) {
  .hero {
    grid-template-columns: 1fr;
    gap: 28px;
    padding: 32px 0 40px;
  }

  .hero-content h1 {
    font-size: 1.8rem;
  }

  .features-grid,
  .articles-grid {
    grid-template-columns: 1fr;
  }
}

/* RESPONSIVE */
@media (max-width: 768px) {
  header {
    flex-wrap: wrap;
    height: auto;
    padding: 12px 16px;
    gap: 12px;
  }

  nav {
    gap: 14px;
    flex-wrap: wrap;
  }

  nav a {
    font-size: 14px;
  }

  main {
    padding: 20px 16px 40px;
  }

  h1 {
    font-size: 1.7rem;
  }

  h2 {
    font-size: 1.3rem;
    margin-top: 36px;
  }

  h3 {
    font-size: 1.05rem;
  }

  table {
    font-size: 13px;
  }

  th,
  td {
    padding: 9px 10px;
  }

  .related-links {
    padding: 18px 16px;
  }
}