/* ---- Design4Health 2020 - Custom Theme ---- */

:root {
  --clr-primary: #1a6b5a;
  --clr-primary-dark: #0f4d3f;
  --clr-accent: #e8a838;
  --clr-accent-hover: #d49520;
  --clr-dark: #1c2833;
  --clr-text: #2d3436;
  --clr-light: #f7f9fb;
  --clr-muted: #6c7a89;
  --clr-border: #dce1e6;
  --clr-white: #ffffff;
  --font-display: 'Playfair Display', Georgia, serif;
  --font-body: 'Source Sans 3', 'Segoe UI', sans-serif;
}

/* ---- Global ---- */
html { scroll-behavior: smooth; }

body {
  font-family: var(--font-body);
  color: var(--clr-text);
  line-height: 1.7;
  background: var(--clr-white);
}

h1, h2, h3, h4 {
  font-family: var(--font-display);
  color: var(--clr-dark);
  font-weight: 700;
  line-height: 1.25;
}

a { color: var(--clr-primary); transition: color .2s; }
a:hover { color: var(--clr-primary-dark); }

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

/* ---- Site Navigation ---- */
.site-nav {
  background: var(--clr-white);
  border-bottom: 3px solid var(--clr-primary);
  padding: .6rem 0;
  position: sticky;
  top: 0;
  z-index: 1000;
}

.site-nav .brand-text {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--clr-primary);
  text-decoration: none;
  display: flex;
  align-items: center;
  gap: .65rem;
}

.site-nav .brand-text:hover { color: var(--clr-primary-dark); }

.site-nav .brand-text svg {
  width: 38px;
  height: 38px;
}

.site-nav .nav-link {
  color: var(--clr-text) !important;
  font-weight: 500;
  font-size: .92rem;
  padding: .45rem .75rem !important;
  letter-spacing: .015em;
}

.site-nav .nav-link:hover,
.site-nav .nav-link.active {
  color: var(--clr-primary) !important;
}

/* ---- Hero ---- */
.hero-section {
  background: linear-gradient(135deg, var(--clr-primary-dark) 0%, var(--clr-primary) 60%, #22917a 100%);
  color: var(--clr-white);
  padding: 5rem 0 4.5rem;
  position: relative;
  overflow: hidden;
}

.hero-section::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  right: 0;
  height: 60px;
  background: var(--clr-white);
  clip-path: ellipse(55% 100% at 50% 100%);
}

.hero-section h1 {
  color: var(--clr-white);
  font-size: 2.85rem;
  margin-bottom: 1rem;
}

.hero-section .lead-text {
  font-size: 1.18rem;
  opacity: .92;
  max-width: 600px;
}

.hero-badge {
  display: inline-block;
  background: var(--clr-accent);
  color: var(--clr-dark);
  padding: .35rem 1rem;
  border-radius: 3px;
  font-weight: 600;
  font-size: .85rem;
  text-transform: uppercase;
  letter-spacing: .06em;
  margin-bottom: 1.2rem;
}

.hero-graphic {
  max-width: 360px;
  margin: 0 auto;
}

/* ---- Proceedings Banner ---- */
.proceedings-banner {
  background: var(--clr-accent);
  color: var(--clr-dark);
  padding: 1.1rem 0;
  text-align: center;
  font-weight: 600;
  font-size: .95rem;
}

.proceedings-banner a {
  color: var(--clr-dark);
  text-decoration: underline;
  font-weight: 700;
}

.proceedings-banner a:hover {
  color: var(--clr-primary-dark);
}

/* ---- Content Sections ---- */
.content-section {
  padding: 4rem 0;
}

.content-section.alt-bg {
  background: var(--clr-light);
}

.section-title {
  font-size: 1.9rem;
  margin-bottom: .6rem;
  position: relative;
}

.section-subtitle {
  color: var(--clr-muted);
  font-size: 1.05rem;
  margin-bottom: 2.2rem;
}

.accent-line {
  width: 50px;
  height: 3px;
  background: var(--clr-accent);
  display: block;
  margin-bottom: 1.4rem;
}

/* ---- Conference Info Cards ---- */
.info-card {
  background: var(--clr-white);
  border: 1px solid var(--clr-border);
  border-radius: 6px;
  padding: 1.8rem 1.5rem;
  height: 100%;
  transition: box-shadow .25s, transform .25s;
}

.info-card:hover {
  box-shadow: 0 8px 24px rgba(0,0,0,.08);
  transform: translateY(-3px);
}

.info-card .card-icon {
  width: 46px;
  height: 46px;
  background: var(--clr-primary);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.1rem;
  color: var(--clr-white);
}

.info-card h3 {
  font-size: 1.15rem;
  margin-bottom: .5rem;
}

.info-card p {
  color: var(--clr-muted);
  font-size: .93rem;
  margin-bottom: 0;
}

/* ---- Quick Links Grid ---- */
.quick-links {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 1rem;
}

.quick-links li a {
  display: block;
  padding: 1.1rem 1.4rem;
  background: var(--clr-white);
  border: 1px solid var(--clr-border);
  border-left: 4px solid var(--clr-primary);
  border-radius: 4px;
  color: var(--clr-text);
  text-decoration: none;
  font-weight: 600;
  font-size: .95rem;
  transition: all .2s;
}

.quick-links li a:hover {
  border-left-color: var(--clr-accent);
  background: var(--clr-light);
  color: var(--clr-primary);
}

/* ---- Organising Partners ---- */
.partner-logos {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 2.5rem 3rem;
  padding: 1rem 0;
}

.partner-logos svg {
  height: 55px;
  width: auto;
  opacity: .7;
  transition: opacity .3s;
}

.partner-logos svg:hover {
  opacity: 1;
}

/* ---- Blogroll ---- */
.blogroll-item {
  background: var(--clr-white);
  border: 1px solid var(--clr-border);
  border-radius: 6px;
  padding: 1.6rem 1.8rem;
  margin-bottom: 1.2rem;
  transition: box-shadow .2s;
}

.blogroll-item:hover {
  box-shadow: 0 4px 14px rgba(0,0,0,.06);
}

.blogroll-date {
  font-size: .82rem;
  color: var(--clr-muted);
  text-transform: uppercase;
  letter-spacing: .04em;
  margin-bottom: .4rem;
}

.blogroll-item h3 {
  font-size: 1.2rem;
  margin-bottom: .6rem;
}

.blogroll-item h3 a {
  color: var(--clr-dark);
  text-decoration: none;
}

.blogroll-item h3 a:hover {
  color: var(--clr-primary);
}

.blogroll-excerpt {
  color: var(--clr-muted);
  font-size: .95rem;
  margin-bottom: .8rem;
}

.read-more-link {
  font-weight: 600;
  font-size: .9rem;
  text-decoration: none;
  color: var(--clr-primary);
}

.read-more-link:hover {
  color: var(--clr-accent);
}

/* ---- Site Footer ---- */
.site-footer {
  background: var(--clr-dark);
  color: rgba(255,255,255,.7);
  padding: 3rem 0 1.5rem;
  font-size: .9rem;
}

.site-footer h5 {
  color: var(--clr-white);
  font-size: 1rem;
  margin-bottom: .9rem;
  font-family: var(--font-body);
  font-weight: 600;
}

.site-footer a {
  color: rgba(255,255,255,.7);
  text-decoration: none;
}

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

.site-footer .footer-nav {
  list-style: none;
  padding: 0;
  margin: 0;
}

.site-footer .footer-nav li {
  margin-bottom: .35rem;
}

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,.12);
  margin-top: 2rem;
  padding-top: 1.2rem;
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
  gap: .8rem;
  font-size: .82rem;
}

.footer-bottom a {
  margin-left: 1rem;
}

/* ---- Cookie Notice ---- */
.cookie-popup {
  position: fixed;
  bottom: 1.2rem;
  right: 1.2rem;
  max-width: 380px;
  background: var(--clr-dark);
  color: rgba(255,255,255,.88);
  padding: 1.4rem 1.6rem;
  border-radius: 8px;
  box-shadow: 0 8px 30px rgba(0,0,0,.25);
  z-index: 9999;
  font-size: .88rem;
  line-height: 1.55;
  display: none;
}

.cookie-popup.visible { display: block; }

.cookie-popup p { margin-bottom: .9rem; }

.cookie-popup .btn-row {
  display: flex;
  gap: .6rem;
}

.btn-cookie-accept {
  background: var(--clr-primary);
  color: var(--clr-white);
  border: none;
  padding: .45rem 1.1rem;
  border-radius: 4px;
  font-weight: 600;
  cursor: pointer;
  font-size: .85rem;
}

.btn-cookie-accept:hover {
  background: var(--clr-primary-dark);
}

.btn-cookie-decline {
  background: transparent;
  color: rgba(255,255,255,.65);
  border: 1px solid rgba(255,255,255,.25);
  padding: .45rem 1.1rem;
  border-radius: 4px;
  cursor: pointer;
  font-size: .85rem;
}

.btn-cookie-decline:hover {
  color: var(--clr-white);
  border-color: rgba(255,255,255,.5);
}

/* ---- Blog Post Single ---- */
.blog-post .post-header {
  margin-bottom: 2.5rem;
  padding-bottom: 1.5rem;
  border-bottom: 1px solid var(--clr-border);
}

.blog-post .post-date {
  display: block;
  color: var(--clr-muted);
  font-size: .9rem;
  margin-bottom: .75rem;
}

.blog-post .post-header h1 {
  font-size: 2rem;
  line-height: 1.3;
  margin-bottom: 0;
}

.blog-post .post-content {
  font-size: 1.05rem;
  line-height: 1.8;
}

.blog-post .post-content h2 {
  font-size: 1.35rem;
  margin-top: 2.5rem;
  margin-bottom: 1rem;
  color: var(--clr-heading);
}

.blog-post .post-content p {
  margin-bottom: 1.3rem;
}

.blog-post .post-content a {
  color: var(--clr-primary);
  text-decoration: underline;
  text-underline-offset: 2px;
}

.blog-post .post-content a:hover {
  color: var(--clr-accent);
}

.blog-post .post-footer {
  margin-top: 3rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--clr-border);
}

.back-link {
  color: var(--clr-primary);
  text-decoration: none;
  font-weight: 600;
  font-size: .95rem;
}

.back-link:hover {
  color: var(--clr-accent);
}

/* ---- News Index Items ---- */
.news-item {
  padding-bottom: 2.5rem;
  margin-bottom: 2.5rem;
  border-bottom: 1px solid var(--clr-border);
}

.news-item:last-child {
  border-bottom: none;
  margin-bottom: 0;
}

.news-item .post-date {
  display: block;
  color: var(--clr-muted);
  font-size: .85rem;
  margin-bottom: .5rem;
}

.news-item h2 {
  font-size: 1.35rem;
  margin-bottom: 1rem;
  line-height: 1.35;
}

.news-item h2 a {
  color: var(--clr-heading);
  text-decoration: none;
}

.news-item h2 a:hover {
  color: var(--clr-primary);
}

.news-item p {
  color: var(--clr-text);
  margin-bottom: .75rem;
  font-size: .95rem;
  line-height: 1.7;
}

.news-item p a {
  color: var(--clr-primary);
}

/* ---- Homepage Blogroll ---- */
.blogroll-section {
  background: var(--clr-light);
  padding: 4rem 0;
}

.blogroll-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 1.5rem;
}

.blogroll-item {
  background: var(--clr-white);
  border: 1px solid var(--clr-border);
  border-radius: 6px;
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
}

.blogroll-item .post-date {
  color: var(--clr-muted);
  font-size: .8rem;
  margin-bottom: .6rem;
}

.blogroll-item h3 {
  font-size: 1.1rem;
  margin-bottom: .75rem;
  line-height: 1.35;
}

.blogroll-item h3 a {
  color: var(--clr-heading);
  text-decoration: none;
}

.blogroll-item h3 a:hover {
  color: var(--clr-primary);
}

.blogroll-item .excerpt {
  flex: 1;
  font-size: .9rem;
  color: var(--clr-text);
  line-height: 1.65;
  margin-bottom: 1rem;
}

.blogroll-item .excerpt a {
  color: var(--clr-primary);
}

.blogroll-item .read-more-link {
  font-size: .9rem;
}

/* ---- Responsive Adjustments ---- */
@media (max-width: 991.98px) {
  .hero-section { padding: 3.5rem 0 3rem; }
  .hero-section h1 { font-size: 2.1rem; }
  .hero-graphic { max-width: 260px; margin-top: 2rem; }
}

@media (max-width: 575.98px) {
  .hero-section h1 { font-size: 1.75rem; }
  .section-title { font-size: 1.5rem; }
  .content-section { padding: 2.5rem 0; }
  .cookie-popup { right: .6rem; left: .6rem; max-width: none; }
  .quick-links { grid-template-columns: 1fr; }
}