/*
  AIWorkflowsExplained.com
  Shared site stylesheet
  Publisher: WRS Web Solutions Inc.
*/

:root {
  --bg: #f8fafc;
  --bg-soft: #eef7f6;
  --panel: #ffffff;
  --panel-soft: #f1f5f9;
  --text: #0f172a;
  --text-soft: #475569;
  --muted: #64748b;
  --border: #dbe5ee;

  --teal: #0f766e;
  --teal-dark: #115e59;
  --teal-soft: #ccfbf1;

  --blue: #2563eb;
  --blue-dark: #1d4ed8;
  --blue-soft: #dbeafe;

  --green: #15803d;
  --green-soft: #dcfce7;

  --amber: #b45309;
  --amber-soft: #fef3c7;

  --red: #b91c1c;
  --red-soft: #fee2e2;

  --shadow: 0 18px 45px rgba(15, 23, 42, 0.08);
  --shadow-soft: 0 10px 26px rgba(15, 23, 42, 0.06);

  --radius-lg: 24px;
  --radius-md: 16px;
  --radius-sm: 10px;

  --max-width: 1180px;
  --article-width: 920px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background:
    radial-gradient(circle at top left, rgba(15, 118, 110, 0.10), transparent 34rem),
    radial-gradient(circle at top right, rgba(37, 99, 235, 0.10), transparent 32rem),
    var(--bg);
  color: var(--text);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Arial, Helvetica, sans-serif;
  font-size: 17px;
  line-height: 1.65;
}

img,
svg {
  max-width: 100%;
}

a {
  color: var(--teal-dark);
  text-decoration-thickness: 0.08em;
  text-underline-offset: 0.18em;
}

a:hover {
  color: var(--blue-dark);
}

p {
  margin: 0 0 1rem;
}

ul,
ol {
  margin: 0 0 1.2rem 1.35rem;
  padding: 0;
}

li + li {
  margin-top: 0.35rem;
}

strong {
  color: #111827;
}

hr {
  border: 0;
  border-top: 1px solid var(--border);
  margin: 2rem 0;
}

.skip-link {
  position: absolute;
  top: -60px;
  left: 1rem;
  z-index: 1000;
  padding: 0.7rem 1rem;
  border-radius: var(--radius-sm);
  background: var(--text);
  color: #fff;
  text-decoration: none;
}

.skip-link:focus {
  top: 1rem;
}

.site-shell {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

.wrap {
  width: min(var(--max-width), calc(100% - 2rem));
  margin: 0 auto;
}

.article-wrap {
  width: min(var(--article-width), calc(100% - 2rem));
  margin: 0 auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(248, 250, 252, 0.92);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid rgba(219, 229, 238, 0.9);
}

.header-inner {
  min-height: 82px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
}

.site-logo {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  text-decoration: none;
}

.site-logo img {
  display: block;
  width: min(310px, 52vw);
  height: auto;
}

.site-logo-text {
  display: grid;
  gap: 0.1rem;
}

.site-logo-title {
  color: var(--text);
  font-weight: 800;
  font-size: 1.15rem;
  line-height: 1.15;
}

.site-logo-subtitle {
  color: var(--teal-dark);
  font-size: 0.86rem;
  line-height: 1.25;
  font-weight: 650;
}

.main-nav {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 0.35rem;
  font-size: 0.96rem;
  font-weight: 650;
}

.main-nav a {
  color: #334155;
  text-decoration: none;
  padding: 0.55rem 0.72rem;
  border-radius: 999px;
}

.main-nav a:hover,
.main-nav a[aria-current="page"] {
  color: var(--teal-dark);
  background: var(--teal-soft);
}

main {
  flex: 1;
}

.section {
  padding: 4rem 0;
}

.section-tight {
  padding: 2.5rem 0;
}

.hero {
  padding: 4.5rem 0 3.5rem;
}

.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(320px, 0.85fr);
  gap: 2rem;
  align-items: center;
}

.kicker {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  margin: 0 0 1rem;
  padding: 0.35rem 0.75rem;
  border: 1px solid rgba(15, 118, 110, 0.18);
  border-radius: 999px;
  background: rgba(204, 251, 241, 0.72);
  color: var(--teal-dark);
  font-size: 0.86rem;
  font-weight: 800;
  letter-spacing: 0.03em;
  text-transform: uppercase;
}

h1,
h2,
h3,
h4 {
  margin: 0 0 1rem;
  color: var(--text);
  line-height: 1.15;
}

h1 {
  font-size: clamp(2.35rem, 5vw, 4.8rem);
  letter-spacing: -0.055em;
}

h2 {
  font-size: clamp(1.75rem, 3vw, 2.65rem);
  letter-spacing: -0.035em;
}

h3 {
  font-size: clamp(1.25rem, 2vw, 1.65rem);
  letter-spacing: -0.02em;
}

h4 {
  font-size: 1.05rem;
}

.lead {
  color: var(--text-soft);
  font-size: clamp(1.08rem, 1.7vw, 1.28rem);
  line-height: 1.7;
  max-width: 76ch;
}

.small-text {
  color: var(--muted);
  font-size: 0.94rem;
}

.button-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.85rem;
  margin-top: 1.5rem;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  padding: 0.72rem 1.05rem;
  border-radius: 999px;
  border: 1px solid transparent;
  background: var(--teal);
  color: #fff;
  font-weight: 800;
  text-decoration: none;
  box-shadow: var(--shadow-soft);
}

.button:hover {
  background: var(--teal-dark);
  color: #fff;
}

.button.secondary {
  background: #fff;
  color: var(--teal-dark);
  border-color: rgba(15, 118, 110, 0.22);
}

.button.secondary:hover {
  background: var(--teal-soft);
  color: var(--teal-dark);
}

.panel,
.card,
.article-card,
.topic-card {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-soft);
}

.panel {
  padding: 1.5rem;
}

.panel.large {
  padding: clamp(1.35rem, 3vw, 2.2rem);
}

.card,
.article-card,
.topic-card {
  padding: 1.25rem;
}

.card h3,
.article-card h3,
.topic-card h3 {
  margin-bottom: 0.45rem;
}

.card p,
.article-card p,
.topic-card p {
  color: var(--text-soft);
}

.article-card a,
.topic-card a {
  font-weight: 800;
}

.grid {
  display: grid;
  gap: 1rem;
}

.grid.two {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.grid.three {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.grid.four {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.folder-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1rem;
}

.meta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  margin: 1rem 0;
  color: var(--muted);
  font-size: 0.94rem;
}

.meta-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.28rem 0.65rem;
  border-radius: 999px;
  background: var(--panel-soft);
  color: #475569;
  font-weight: 650;
}

.breadcrumbs {
  margin: 1.35rem 0 1rem;
  color: var(--muted);
  font-size: 0.94rem;
}

.breadcrumbs a {
  color: var(--muted);
  text-decoration: none;
}

.breadcrumbs a:hover {
  color: var(--teal-dark);
  text-decoration: underline;
}

.article-header {
  padding: 2.5rem 0 1.5rem;
}

.article-content {
  background: rgba(255, 255, 255, 0.62);
  border: 1px solid rgba(219, 229, 238, 0.75);
  border-radius: var(--radius-lg);
  padding: clamp(1.25rem, 3vw, 2.2rem);
  box-shadow: var(--shadow-soft);
}

.article-content h2 {
  margin-top: 2.2rem;
}

.article-content h2:first-child {
  margin-top: 0;
}

.article-content h3 {
  margin-top: 1.8rem;
}

.article-content a {
  font-weight: 700;
}

.toc {
  margin: 1.5rem 0;
  padding: 1.2rem;
  border: 1px solid rgba(15, 118, 110, 0.20);
  border-radius: var(--radius-md);
  background: rgba(240, 253, 250, 0.72);
}

.toc h2,
.toc h3 {
  margin-top: 0;
  font-size: 1.1rem;
}

.toc ol,
.toc ul {
  margin-bottom: 0;
}

.callout {
  margin: 1.5rem 0;
  padding: 1.15rem 1.2rem;
  border-radius: var(--radius-md);
  border: 1px solid var(--border);
  background: var(--panel-soft);
}

.callout strong:first-child {
  display: block;
  margin-bottom: 0.25rem;
}

.callout.key-takeaway {
  border-color: rgba(15, 118, 110, 0.28);
  background: rgba(204, 251, 241, 0.55);
}

.callout.workflow-note {
  border-color: rgba(37, 99, 235, 0.24);
  background: rgba(219, 234, 254, 0.62);
}

.callout.human-review {
  border-color: rgba(21, 128, 61, 0.24);
  background: rgba(220, 252, 231, 0.68);
}

.callout.exception-risk {
  border-color: rgba(180, 83, 9, 0.25);
  background: rgba(254, 243, 199, 0.72);
}

.callout.safety-note {
  border-color: rgba(185, 28, 28, 0.22);
  background: rgba(254, 226, 226, 0.58);
}

.key-takeaways {
  margin: 1.5rem 0;
  padding: 1.25rem;
  border-radius: var(--radius-lg);
  background: linear-gradient(135deg, rgba(204, 251, 241, 0.75), rgba(219, 234, 254, 0.65));
  border: 1px solid rgba(15, 118, 110, 0.18);
}

.key-takeaways h2,
.key-takeaways h3 {
  margin-top: 0;
}

.checklist {
  list-style: none;
  margin-left: 0;
}

.checklist li {
  position: relative;
  padding-left: 2rem;
}

.checklist li::before {
  content: "✓";
  position: absolute;
  left: 0;
  top: 0.02rem;
  width: 1.35rem;
  height: 1.35rem;
  display: inline-grid;
  place-items: center;
  border-radius: 50%;
  background: var(--teal-soft);
  color: var(--teal-dark);
  font-weight: 900;
  line-height: 1;
}

.table-wrap {
  width: 100%;
  overflow-x: auto;
  margin: 1.5rem 0;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  background: #fff;
}

table {
  width: 100%;
  border-collapse: collapse;
  min-width: 640px;
  font-size: 0.98rem;
}

caption {
  caption-side: top;
  padding: 0.9rem 1rem;
  color: var(--text-soft);
  text-align: left;
  font-weight: 700;
}

th,
td {
  padding: 0.88rem 1rem;
  border-bottom: 1px solid var(--border);
  text-align: left;
  vertical-align: top;
}

th {
  background: #f1f5f9;
  color: #1e293b;
  font-size: 0.88rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

tr:last-child td {
  border-bottom: 0;
}

.process-flow {
  display: grid;
  gap: 0.75rem;
  margin: 1.5rem 0;
}

.flow-step {
  position: relative;
  padding: 1rem 1rem 1rem 3.2rem;
  border-radius: var(--radius-md);
  background: #fff;
  border: 1px solid var(--border);
  box-shadow: 0 4px 14px rgba(15, 23, 42, 0.04);
}

.flow-step::before {
  content: attr(data-step);
  position: absolute;
  left: 1rem;
  top: 1rem;
  width: 1.5rem;
  height: 1.5rem;
  display: inline-grid;
  place-items: center;
  border-radius: 50%;
  background: var(--teal);
  color: #fff;
  font-size: 0.78rem;
  font-weight: 900;
}

.flow-step h3,
.flow-step h4 {
  margin-bottom: 0.25rem;
}

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

.workflow-map {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 0.85rem;
  margin: 1.5rem 0;
}

.workflow-node {
  padding: 1rem;
  border-radius: var(--radius-md);
  background: #fff;
  border: 1px solid var(--border);
  box-shadow: 0 4px 16px rgba(15, 23, 42, 0.04);
}

.workflow-node span {
  display: inline-flex;
  margin-bottom: 0.55rem;
  padding: 0.22rem 0.55rem;
  border-radius: 999px;
  background: var(--blue-soft);
  color: var(--blue-dark);
  font-size: 0.78rem;
  font-weight: 900;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.workflow-node h3,
.workflow-node h4 {
  margin-bottom: 0.35rem;
}

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

.badge-list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
  margin: 1rem 0;
}

.badge {
  display: inline-flex;
  align-items: center;
  padding: 0.28rem 0.62rem;
  border-radius: 999px;
  background: #fff;
  border: 1px solid var(--border);
  color: #475569;
  font-size: 0.86rem;
  font-weight: 750;
}

.series-block {
  background: linear-gradient(135deg, rgba(15, 118, 110, 0.10), rgba(37, 99, 235, 0.09));
  border: 1px solid rgba(15, 118, 110, 0.18);
  border-radius: var(--radius-lg);
  padding: clamp(1.2rem, 3vw, 1.8rem);
  box-shadow: var(--shadow-soft);
}

.series-block h2,
.series-block h3 {
  margin-top: 0;
}

.related-reading {
  margin-top: 2rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--border);
}

.related-card-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.9rem;
  margin-top: 1rem;
}

.related-card {
  padding: 1rem;
  border-radius: var(--radius-md);
  background: #fff;
  border: 1px solid var(--border);
}

.related-card a {
  display: inline-block;
  margin-bottom: 0.3rem;
  font-weight: 850;
}

.author-box {
  display: grid;
  gap: 0.65rem;
  margin: 2rem 0 0;
  padding: 1.15rem;
  border-radius: var(--radius-lg);
  background: #fff;
  border: 1px solid var(--border);
}

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

.page-list {
  display: grid;
  gap: 0.75rem;
  margin: 1.5rem 0;
}

.page-list a {
  display: block;
  padding: 1rem 1.1rem;
  border-radius: var(--radius-md);
  background: #fff;
  border: 1px solid var(--border);
  color: var(--text);
  font-weight: 800;
  text-decoration: none;
}

.page-list a:hover {
  border-color: rgba(15, 118, 110, 0.35);
  background: rgba(204, 251, 241, 0.38);
}

.site-footer {
  margin-top: 4rem;
  padding: 3rem 0;
  background: #0f172a;
  color: #cbd5e1;
}

.site-footer a {
  color: #e0f2fe;
}

.footer-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.3fr) minmax(200px, 0.7fr) minmax(200px, 0.7fr);
  gap: 2rem;
}

.footer-title {
  margin: 0 0 0.65rem;
  color: #fff;
  font-size: 1.05rem;
  font-weight: 850;
}

.footer-links {
  display: grid;
  gap: 0.45rem;
}

.footer-links a {
  text-decoration: none;
}

.footer-links a:hover {
  text-decoration: underline;
}

.footer-bottom {
  margin-top: 2rem;
  padding-top: 1.25rem;
  border-top: 1px solid rgba(203, 213, 225, 0.20);
  color: #94a3b8;
  font-size: 0.92rem;
}

.notice {
  padding: 0.95rem 1rem;
  border-radius: var(--radius-md);
  background: #fff;
  border: 1px solid var(--border);
  color: var(--text-soft);
}

.ad-note {
  color: var(--muted);
  font-size: 0.9rem;
}

@media (max-width: 980px) {
  .header-inner {
    align-items: flex-start;
    flex-direction: column;
    padding: 1rem 0;
    gap: 0.85rem;
  }

  .main-nav {
    justify-content: flex-start;
  }

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

  .grid.three,
  .grid.four,
  .folder-grid,
  .workflow-map {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

@media (max-width: 680px) {
  body {
    font-size: 16px;
  }

  .wrap,
  .article-wrap {
    width: min(100% - 1.1rem, var(--max-width));
  }

  .hero {
    padding: 3rem 0 2rem;
  }

  .section {
    padding: 2.7rem 0;
  }

  .site-logo img {
    width: min(280px, 78vw);
  }

  .main-nav {
    width: 100%;
    gap: 0.25rem;
  }

  .main-nav a {
    padding: 0.45rem 0.58rem;
    font-size: 0.92rem;
  }

  .grid.two,
  .grid.three,
  .grid.four,
  .folder-grid,
  .workflow-map,
  .related-card-grid,
  .footer-grid {
    grid-template-columns: 1fr;
  }

  .article-content {
    padding: 1rem;
  }

  .panel,
  .card,
  .article-card,
  .topic-card {
    padding: 1rem;
  }

  table {
    font-size: 0.92rem;
  }

  th,
  td {
    padding: 0.75rem;
  }
}

@media print {
  .site-header,
  .site-footer,
  .button-row,
  .main-nav {
    display: none;
  }

  body {
    background: #fff;
    color: #000;
  }

  .article-content,
  .panel,
  .card,
  .article-card,
  .topic-card {
    box-shadow: none;
  }

  a {
    color: #000;
  }
}