/* HubCentralDesk.pro — structured resource portal, cleaning focus */

:root {
  --bg-page: #f6f9f8;
  --bg-panel: #ffffff;
  --text: #1a2421;
  --text-muted: #4a5c56;
  --accent: #2d6a5f;
  --accent-hover: #245548;
  --border: #d5e0dc;
  --divider: #e2ebe8;
  --radius: 6px;
  --font-sans: "Georgia", "Times New Roman", serif;
  --font-ui: system-ui, -apple-system, "Segoe UI", sans-serif;
  --max: 42rem;
  --max-wide: 52rem;
}

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

html {
  font-size: 100%;
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font-sans);
  color: var(--text);
  line-height: 1.65;
  background-color: var(--bg-page);
  background-image: url("../images/site-bg.svg");
  background-size: cover;
  background-position: center top;
  background-attachment: fixed;
}

img {
  max-width: 100%;
  height: auto;
}

a {
  color: var(--accent);
  text-decoration-thickness: 1px;
  text-underline-offset: 2px;
}

a:hover {
  color: var(--accent-hover);
}

/* Skip link */
.skip-link {
  position: absolute;
  left: -9999px;
  z-index: 100;
  padding: 0.5rem 1rem;
  background: var(--accent);
  color: #fff;
  font-family: var(--font-ui);
  font-size: 0.875rem;
}

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

/* Layout */
.site-header {
  border-bottom: 1px solid var(--border);
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(8px);
}

.header-inner {
  max-width: var(--max-wide);
  margin: 0 auto;
  padding: 1rem 1.25rem;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.site-title {
  font-family: var(--font-ui);
  font-weight: 600;
  font-size: 1.05rem;
  letter-spacing: 0.02em;
}

.site-title a {
  color: var(--text);
  text-decoration: none;
}

.site-title a:hover {
  color: var(--accent);
}

.nav-toggle {
  display: none;
  font-family: var(--font-ui);
  font-size: 0.875rem;
  padding: 0.4rem 0.75rem;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--bg-panel);
  cursor: pointer;
  color: var(--text);
}

.nav-main ul {
  margin: 0;
  padding: 0;
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 1.25rem;
}

.nav-main a {
  font-family: var(--font-ui);
  font-size: 0.9rem;
  font-weight: 500;
}

main {
  padding: 0 1.25rem 3rem;
}

.section {
  max-width: var(--max-wide);
  margin: 0 auto;
  padding-top: 2.5rem;
}

.section--narrow {
  max-width: var(--max);
}

.section-label {
  font-family: var(--font-ui);
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--text-muted);
  margin-bottom: 0.5rem;
}

h1 {
  font-size: clamp(1.65rem, 4vw, 2.15rem);
  font-weight: 600;
  line-height: 1.25;
  margin: 0 0 1rem;
}

h2 {
  font-size: 1.35rem;
  font-weight: 600;
  margin: 0 0 1rem;
  padding-top: 0.25rem;
}

h3 {
  font-size: 1.1rem;
  font-weight: 600;
  margin: 1.5rem 0 0.5rem;
}

p {
  margin: 0 0 1rem;
}

ul.list-plain {
  margin: 0 0 1rem;
  padding-left: 1.25rem;
}

.lede {
  font-size: 1.05rem;
  color: var(--text-muted);
}

/* Hero */
.hero {
  padding-top: 2.75rem;
  padding-bottom: 0.5rem;
}

.hero-keywords {
  font-family: var(--font-ui);
  font-size: 0.8rem;
  color: var(--accent);
  margin-bottom: 0.75rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem 1rem;
  margin: 1.25rem 0 1rem;
}

.btn {
  display: inline-block;
  font-family: var(--font-ui);
  font-size: 0.9rem;
  font-weight: 600;
  padding: 0.65rem 1.25rem;
  border-radius: var(--radius);
  border: 1px solid transparent;
  text-decoration: none;
  cursor: pointer;
}

.btn--primary {
  background: var(--accent);
  color: #fff;
}

.btn--primary:hover {
  background: var(--accent-hover);
  color: #fff;
}

.btn--secondary {
  background: transparent;
  color: var(--accent);
  border-color: var(--border);
}

.btn--secondary:hover {
  border-color: var(--accent);
  color: var(--accent-hover);
}

.trust-note {
  font-family: var(--font-ui);
  font-size: 0.85rem;
  color: var(--text-muted);
  border-left: 3px solid var(--divider);
  padding-left: 1rem;
  margin-top: 0.5rem;
}

/* Two-column where useful */
.grid-2 {
  display: grid;
  gap: 2rem;
}

@media (min-width: 768px) {
  .grid-2 {
    grid-template-columns: 1fr minmax(12rem, 16rem);
    align-items: start;
  }
}

.help-list {
  margin: 0;
  padding: 0;
  list-style: none;
}

.help-list li {
  padding: 0.65rem 0;
  border-bottom: 1px solid var(--divider);
  font-size: 0.98rem;
}

.help-list li:last-child {
  border-bottom: none;
}

/* Pathways */
.pathway {
  margin-bottom: 2rem;
  padding-bottom: 1.5rem;
  border-bottom: 1px solid var(--divider);
}

.pathway:last-child {
  border-bottom: none;
}

.pathway-intro {
  font-family: var(--font-ui);
  font-weight: 600;
  font-size: 0.95rem;
  margin-bottom: 0.35rem;
}

.pathway-links {
  margin-top: 0.75rem;
  font-size: 0.92rem;
}

.pathway-links a {
  display: inline-block;
  margin-right: 1rem;
}

/* Process */
.process-block {
  background: rgba(255, 255, 255, 0.75);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.25rem 1.5rem;
  margin-bottom: 1rem;
}

/* Selected articles */
.feature-article {
  background: rgba(255, 255, 255, 0.85);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.5rem;
  margin-bottom: 2rem;
}

.feature-article h3 {
  margin-top: 0;
  font-size: 1.2rem;
}

.article-stack {
  margin: 0;
  padding: 0;
  list-style: none;
}

.article-stack li {
  padding: 1rem 0;
  border-top: 1px solid var(--divider);
}

.article-stack li:first-child {
  border-top: none;
  padding-top: 0;
}

.article-stack h4 {
  font-size: 1rem;
  font-weight: 600;
  margin: 0 0 0.35rem;
  font-family: var(--font-sans);
}

.article-stack .summary {
  font-size: 0.92rem;
  color: var(--text-muted);
  margin-bottom: 0.5rem;
}

.read-link {
  font-family: var(--font-ui);
  font-size: 0.85rem;
  font-weight: 600;
}

/* Archive */
.archive-list {
  margin: 0;
  padding: 0;
  list-style: none;
  columns: 1;
}

@media (min-width: 600px) {
  .archive-list {
    columns: 2;
    column-gap: 2rem;
  }
}

.archive-list li {
  break-inside: avoid;
  padding: 0.5rem 0;
  border-bottom: 1px dotted var(--divider);
  font-size: 0.95rem;
}

.archive-list a {
  font-weight: 500;
}

/* Forms */
.form-block {
  background: rgba(255, 255, 255, 0.9);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.5rem;
  margin-top: 1rem;
}

.form-row {
  margin-bottom: 1rem;
}

.form-row label {
  display: block;
  font-family: var(--font-ui);
  font-size: 0.85rem;
  font-weight: 600;
  margin-bottom: 0.35rem;
}

.form-row input,
.form-row textarea {
  width: 100%;
  max-width: 28rem;
  padding: 0.55rem 0.65rem;
  font-family: var(--font-sans);
  font-size: 1rem;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: #fff;
}

.form-row textarea {
  min-height: 8rem;
  resize: vertical;
}

.contact-details {
  margin-top: 1.5rem;
  font-size: 0.95rem;
}

.contact-details dt {
  font-family: var(--font-ui);
  font-weight: 600;
  font-size: 0.8rem;
  margin-top: 0.75rem;
}

.contact-details dd {
  margin: 0.15rem 0 0;
}

/* Footer */
.site-footer {
  border-top: 1px solid var(--border);
  background: rgba(255, 255, 255, 0.88);
  margin-top: 3rem;
  padding: 2rem 1.25rem;
  font-size: 0.9rem;
}

.footer-inner {
  max-width: var(--max-wide);
  margin: 0 auto;
}

.footer-inner p {
  margin-bottom: 0.75rem;
}

.footer-nav {
  margin: 1rem 0;
}

.footer-nav a {
  margin-right: 1rem;
  font-family: var(--font-ui);
  font-size: 0.85rem;
}

.footer-meta {
  color: var(--text-muted);
  font-size: 0.85rem;
}

/* Article pages */
.breadcrumb {
  font-family: var(--font-ui);
  font-size: 0.85rem;
  margin-bottom: 1.5rem;
  color: var(--text-muted);
}

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

.article-body h2 {
  font-size: 1.15rem;
  margin-top: 2rem;
}

.related {
  margin-top: 2.5rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--divider);
}

.related h2 {
  font-size: 1.1rem;
}

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

.related li {
  margin-bottom: 0.5rem;
}

.page-intro {
  margin-bottom: 1.5rem;
}

/* Thank you */
.thank-panel {
  padding: 2rem 0;
}

.thank-links {
  margin-top: 1.5rem;
}

.thank-links a {
  display: inline-block;
  margin-right: 1rem;
  margin-bottom: 0.5rem;
  font-family: var(--font-ui);
  font-weight: 600;
}

/* Privacy */
.policy-section {
  margin-bottom: 2rem;
}

.policy-section h2 {
  font-size: 1.1rem;
}

/* Mobile nav */
@media (max-width: 767px) {
  .nav-toggle {
    display: block;
  }

  .nav-main {
    width: 100%;
    display: none;
  }

  .nav-main.is-open {
    display: block;
  }

  .nav-main ul {
    flex-direction: column;
    padding-top: 0.75rem;
    gap: 0.75rem;
  }
}