/*
Theme Name: AxoLuma NeuroBlog
Theme URI: https://axoluma.com
Author: AxoLuma
Author URI: https://axoluma.com
Description: A clean, modern WordPress blog theme for sharing informational articles about neurological conditions, symptoms, research, and lived experience. Built for readability, trust, and fast publishing.
Version: 1.0.0
Requires at least: 6.1
Tested up to: 6.9
Requires PHP: 7.4
License: GNU General Public License v2 or later
License URI: https://www.gnu.org/licenses/gpl-2.0.html
Text Domain: axoluma-neuroblog
Tags: blog, accessibility-ready, custom-logo, featured-images, one-column, two-columns, editor-style, threaded-comments, translation-ready
*/

:root {
  --axo-bg: #f8fbff;
  --axo-surface: #ffffff;
  --axo-surface-2: #eef6ff;
  --axo-text: #102033;
  --axo-muted: #5f7188;
  --axo-border: #d9e6f2;
  --axo-primary: #3767ff;
  --axo-primary-dark: #1844d5;
  --axo-accent: #21b7a8;
  --axo-warm: #fff4df;
  --axo-shadow: 0 18px 45px rgba(24, 68, 213, 0.08);
  --axo-radius: 24px;
  --axo-radius-sm: 16px;
  --axo-max: 1180px;
  --axo-font: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --axo-serif: Georgia, "Times New Roman", serif;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background:
    radial-gradient(circle at top left, rgba(33, 183, 168, 0.16), transparent 32rem),
    radial-gradient(circle at top right, rgba(55, 103, 255, 0.13), transparent 34rem),
    var(--axo-bg);
  color: var(--axo-text);
  font-family: var(--axo-font);
  font-size: 17px;
  line-height: 1.72;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

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

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

p { margin: 0 0 1.25rem; }

h1, h2, h3, h4, h5, h6 {
  line-height: 1.12;
  letter-spacing: -0.035em;
  margin: 0 0 1rem;
  color: var(--axo-text);
}

h1 { font-size: clamp(2.7rem, 7vw, 5.9rem); }
h2 { font-size: clamp(2rem, 4vw, 3.3rem); }
h3 { font-size: clamp(1.35rem, 2vw, 1.75rem); }

ul, ol { padding-left: 1.25rem; }

.wp-site-blocks,
.site { min-height: 100vh; }

.skip-link {
  position: absolute;
  left: -999px;
  top: 1rem;
  background: var(--axo-text);
  color: #fff;
  padding: 0.75rem 1rem;
  z-index: 999;
  border-radius: 999px;
}
.skip-link:focus { left: 1rem; }

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

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  backdrop-filter: blur(18px);
  background: rgba(248, 251, 255, 0.78);
  border-bottom: 1px solid rgba(217, 230, 242, 0.78);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1rem 0;
}

.brand { display: flex; align-items: center; gap: 0.75rem; text-decoration: none; color: var(--axo-text); }
.brand-mark {
  width: 44px;
  height: 44px;
  border-radius: 14px;
  display: grid;
  place-items: center;
  background: linear-gradient(135deg, var(--axo-primary), var(--axo-accent));
  color: #fff;
  font-weight: 900;
  letter-spacing: -0.06em;
  box-shadow: var(--axo-shadow);
}
.brand-text { display: flex; flex-direction: column; line-height: 1.1; }
.site-title { font-weight: 850; font-size: 1.05rem; letter-spacing: -0.04em; }
.site-description { color: var(--axo-muted); font-size: 0.78rem; }

.main-navigation ul {
  list-style: none;
  display: flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0;
  margin: 0;
}
.main-navigation a {
  display: block;
  color: var(--axo-text);
  text-decoration: none;
  font-size: 0.95rem;
  font-weight: 700;
  padding: 0.6rem 0.8rem;
  border-radius: 999px;
}
.main-navigation a:hover,
.main-navigation .current-menu-item > a {
  background: var(--axo-surface-2);
  color: var(--axo-primary-dark);
}

.nav-toggle { display: none; }

.hero {
  padding: clamp(4rem, 8vw, 7rem) 0 3rem;
}
.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(320px, 0.85fr);
  align-items: center;
  gap: clamp(2rem, 5vw, 5rem);
}
.kicker {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--axo-primary-dark);
  background: rgba(55, 103, 255, 0.09);
  border: 1px solid rgba(55, 103, 255, 0.16);
  padding: 0.45rem 0.75rem;
  border-radius: 999px;
  font-weight: 800;
  font-size: 0.82rem;
  letter-spacing: 0.03em;
  text-transform: uppercase;
}
.hero p { color: var(--axo-muted); font-size: clamp(1.08rem, 2vw, 1.28rem); max-width: 62ch; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 0.8rem; margin-top: 2rem; }
.button,
.wp-block-button__link,
input[type="submit"], button[type="submit"] {
  border: 0;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0.8rem 1.15rem;
  border-radius: 999px;
  background: var(--axo-primary);
  color: #fff;
  font-weight: 800;
  text-decoration: none;
  cursor: pointer;
  box-shadow: 0 14px 28px rgba(55, 103, 255, 0.2);
}
.button:hover,
.wp-block-button__link:hover,
input[type="submit"]:hover,
button[type="submit"]:hover { background: var(--axo-primary-dark); color: #fff; }
.button.secondary { background: var(--axo-surface); color: var(--axo-text); border: 1px solid var(--axo-border); box-shadow: none; }
.button.secondary:hover { color: var(--axo-primary-dark); background: var(--axo-surface-2); }

.hero-card {
  position: relative;
  background: linear-gradient(180deg, #fff, #f4f9ff);
  border: 1px solid rgba(217, 230, 242, 0.8);
  border-radius: var(--axo-radius);
  padding: clamp(1.4rem, 3vw, 2.2rem);
  box-shadow: var(--axo-shadow);
  overflow: hidden;
}
.hero-card:before {
  content: "";
  position: absolute;
  inset: -30% -20% auto auto;
  width: 210px;
  height: 210px;
  background: radial-gradient(circle, rgba(33, 183, 168, 0.22), transparent 68%);
}
.brain-orb {
  position: relative;
  display: grid;
  place-items: center;
  width: 132px;
  height: 132px;
  border-radius: 42px;
  background: linear-gradient(135deg, rgba(55,103,255,0.12), rgba(33,183,168,0.18));
  font-size: 4rem;
  margin-bottom: 1.3rem;
}
.stat-list { display: grid; gap: 0.9rem; margin-top: 1.4rem; }
.stat {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 0.85rem;
  align-items: start;
  padding: 1rem;
  background: rgba(255,255,255,0.74);
  border: 1px solid var(--axo-border);
  border-radius: var(--axo-radius-sm);
}
.stat-icon { width: 36px; height: 36px; border-radius: 12px; background: var(--axo-surface-2); display: grid; place-items: center; }
.stat strong { display: block; line-height: 1.2; }
.stat span { color: var(--axo-muted); font-size: 0.93rem; }

.disclaimer-banner {
  margin: 1rem auto 3rem;
  background: var(--axo-warm);
  border: 1px solid #f1d99d;
  border-radius: var(--axo-radius-sm);
  padding: 1rem 1.15rem;
  color: #6a4b10;
  font-size: 0.95rem;
}

.section { padding: clamp(2.5rem, 6vw, 5rem) 0; }
.section-heading { display: flex; align-items: end; justify-content: space-between; gap: 1rem; margin-bottom: 1.6rem; }
.section-heading p { max-width: 56ch; color: var(--axo-muted); margin: 0; }

.post-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1.2rem;
}
.post-card {
  display: flex;
  flex-direction: column;
  min-height: 100%;
  background: rgba(255,255,255,0.86);
  border: 1px solid rgba(217, 230, 242, 0.9);
  border-radius: var(--axo-radius);
  overflow: hidden;
  box-shadow: 0 12px 32px rgba(16, 32, 51, 0.05);
  transition: transform .2s ease, box-shadow .2s ease;
}
.post-card:hover { transform: translateY(-3px); box-shadow: var(--axo-shadow); }
.post-thumb { aspect-ratio: 16 / 10; background: linear-gradient(135deg, rgba(55,103,255,0.16), rgba(33,183,168,0.16)); overflow: hidden; }
.post-thumb img { width: 100%; height: 100%; object-fit: cover; display: block; }
.post-card-content { padding: 1.15rem; display: flex; flex-direction: column; flex: 1; }
.post-meta { display: flex; flex-wrap: wrap; gap: 0.5rem; color: var(--axo-muted); font-size: 0.84rem; font-weight: 700; margin-bottom: 0.65rem; }
.post-card h3 { margin-bottom: 0.7rem; font-size: 1.35rem; }
.post-card h3 a { color: var(--axo-text); text-decoration: none; }
.post-card h3 a:hover { color: var(--axo-primary-dark); }
.post-card .excerpt { color: var(--axo-muted); font-size: 0.98rem; }
.read-more { margin-top: auto; font-weight: 850; text-decoration: none; }

.topic-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 1rem; }
.topic-card { background: var(--axo-surface); border: 1px solid var(--axo-border); border-radius: var(--axo-radius-sm); padding: 1.1rem; text-decoration: none; color: var(--axo-text); }
.topic-card:hover { box-shadow: var(--axo-shadow); color: var(--axo-text); }
.topic-card span { font-size: 1.7rem; display: block; margin-bottom: 0.4rem; }
.topic-card strong { display: block; line-height: 1.2; }
.topic-card small { color: var(--axo-muted); }

.content-layout { display: grid; grid-template-columns: minmax(0, 1fr) 320px; gap: 2rem; align-items: start; }
.content-main { min-width: 0; }
.sidebar { position: sticky; top: 96px; display: grid; gap: 1rem; }
.widget, .sidebar .wp-block-group {
  background: rgba(255,255,255,0.86);
  border: 1px solid var(--axo-border);
  border-radius: var(--axo-radius-sm);
  padding: 1.1rem;
}
.widget h2, .widget h3 { font-size: 1.1rem; margin-bottom: 0.8rem; }
.widget ul { margin: 0; padding-left: 1rem; }
.widget li { margin-bottom: 0.4rem; }
.search-form { display: flex; gap: 0.5rem; }
.search-field, input[type="text"], input[type="email"], input[type="search"], textarea {
  width: 100%;
  border: 1px solid var(--axo-border);
  border-radius: 14px;
  background: #fff;
  color: var(--axo-text);
  padding: 0.78rem 0.9rem;
  font: inherit;
}
.search-submit { min-height: auto; padding-inline: 0.9rem; box-shadow: none; }

.page-header { padding: clamp(3rem, 7vw, 5rem) 0 2rem; }
.page-header p { color: var(--axo-muted); max-width: 68ch; }

.article {
  background: rgba(255,255,255,0.9);
  border: 1px solid var(--axo-border);
  border-radius: var(--axo-radius);
  padding: clamp(1.2rem, 4vw, 2.6rem);
  box-shadow: 0 12px 32px rgba(16, 32, 51, 0.05);
}
.article-header { margin-bottom: 1.8rem; }
.article-title { font-size: clamp(2.3rem, 5vw, 4.4rem); }
.article .post-meta { margin-bottom: 1rem; }
.featured-image { border-radius: var(--axo-radius-sm); overflow: hidden; margin: 1.4rem 0 2rem; }
.featured-image img { display: block; width: 100%; }
.entry-content { font-size: 1.08rem; }
.entry-content > * { max-width: 760px; margin-left: auto; margin-right: auto; }
.entry-content > .alignwide { max-width: 980px; }
.entry-content > .alignfull { max-width: none; }
.entry-content h2, .entry-content h3 { margin-top: 2.2rem; }
.entry-content blockquote {
  border-left: 4px solid var(--axo-accent);
  margin: 2rem auto;
  padding: 1rem 1.2rem;
  background: var(--axo-surface-2);
  border-radius: 0 var(--axo-radius-sm) var(--axo-radius-sm) 0;
  color: var(--axo-text);
}
.entry-content code { background: #edf3fa; border-radius: 6px; padding: 0.1em 0.3em; }
.entry-content table { width: 100%; border-collapse: collapse; }
.entry-content th, .entry-content td { border: 1px solid var(--axo-border); padding: 0.7rem; }

.post-tags { display: flex; flex-wrap: wrap; gap: 0.5rem; margin-top: 2rem; }
.post-tags a { background: var(--axo-surface-2); padding: 0.35rem 0.6rem; border-radius: 999px; text-decoration: none; font-size: 0.88rem; font-weight: 700; }
.nav-links { display: flex; justify-content: space-between; gap: 1rem; margin-top: 2rem; }
.nav-links a { background: var(--axo-surface); border: 1px solid var(--axo-border); border-radius: var(--axo-radius-sm); padding: 0.8rem 1rem; text-decoration: none; font-weight: 800; }

.pagination .nav-links { justify-content: center; flex-wrap: wrap; }
.page-numbers { display: inline-flex; min-width: 40px; height: 40px; align-items: center; justify-content: center; border-radius: 999px; background: var(--axo-surface); border: 1px solid var(--axo-border); text-decoration: none; font-weight: 800; }
.page-numbers.current { background: var(--axo-primary); color: #fff; }

.site-footer { margin-top: 4rem; background: #0d1726; color: #d9e6f2; }
.footer-inner { padding: 3rem 0; display: grid; grid-template-columns: 1fr auto; gap: 2rem; align-items: start; }
.footer-inner a { color: #fff; }
.footer-note { color: #a9bad0; max-width: 68ch; }
.footer-menu ul { display: flex; list-style: none; gap: 1rem; margin: 0; padding: 0; flex-wrap: wrap; }
.footer-bottom { border-top: 1px solid rgba(255,255,255,0.1); padding: 1rem 0; color: #a9bad0; font-size: 0.9rem; }

.comments-area { margin-top: 2rem; }
.comment-list { padding-left: 0; list-style: none; }
.comment-body { background: var(--axo-surface); border: 1px solid var(--axo-border); border-radius: var(--axo-radius-sm); padding: 1rem; margin-bottom: 1rem; }

.no-results { background: var(--axo-surface); border: 1px solid var(--axo-border); border-radius: var(--axo-radius); padding: 2rem; }
.screen-reader-text { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border: 0; }

@media (max-width: 980px) {
  .hero-grid, .content-layout { grid-template-columns: 1fr; }
  .sidebar { position: static; }
  .post-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .topic-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (max-width: 720px) {
  body { font-size: 16px; }
  .header-inner { align-items: flex-start; }
  .nav-toggle { display: inline-flex; background: var(--axo-surface); color: var(--axo-text); border: 1px solid var(--axo-border); box-shadow: none; min-height: 42px; padding: 0.5rem 0.8rem; }
  .main-navigation { display: none; position: absolute; left: 1rem; right: 1rem; top: calc(100% + 0.2rem); background: rgba(255,255,255,0.98); border: 1px solid var(--axo-border); border-radius: var(--axo-radius-sm); padding: 0.7rem; box-shadow: var(--axo-shadow); }
  .main-navigation.is-open { display: block; }
  .main-navigation ul { display: grid; gap: 0.2rem; }
  .post-grid, .topic-grid { grid-template-columns: 1fr; }
  .section-heading { display: block; }
  .footer-inner { grid-template-columns: 1fr; }
  .article { border-radius: 18px; }
}