:root {
  --bg: #f3f7fb;
  --surface: #ffffff;
  --surface-2: #f7fafe;
  --ink: #15233a;
  --ink-muted: #5d6f8b;
  --line: #d8e3f2;
  --line-strong: #b9cbe3;
  --accent: #1f66d2;
  --accent-2: #0b4ca8;
  --accent-soft: #e9f1ff;
  --success: #0b8f6a;
  --radius-xl: 28px;
  --radius-lg: 20px;
  --radius-md: 14px;
  --radius-pill: 999px;
  --shadow-sm: 0 8px 24px rgba(21, 35, 58, 0.08);
  --shadow-md: 0 18px 48px rgba(21, 35, 58, 0.12);
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  padding: 0;
}

body {
  color: var(--ink);
  background:
    radial-gradient(circle at 8% 10%, rgba(31, 102, 210, 0.15), transparent 35%),
    radial-gradient(circle at 95% 6%, rgba(14, 143, 182, 0.12), transparent 30%),
    linear-gradient(180deg, #eff5fc 0%, #f8fbff 30%, #f4f8fd 100%);
  font-family: "Manrope", sans-serif;
  line-height: 1.55;
  min-height: 100vh;
}

a {
  color: inherit;
  text-decoration: none;
}

img {
  max-width: 100%;
  display: block;
}

.skip-link {
  position: fixed;
  left: 12px;
  top: 12px;
  transform: translateY(-180%);
  z-index: 100;
  background: var(--accent);
  color: #fff;
  padding: 10px 14px;
  border-radius: 10px;
  font-size: 14px;
}

.skip-link:focus {
  transform: translateY(0);
}

.container {
  width: min(1180px, 92vw);
  margin: 0 auto;
}

.site-frame {
  min-height: 100vh;
  display: grid;
  grid-template-rows: auto auto 1fr auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  border-bottom: 1px solid rgba(185, 203, 227, 0.55);
  background: rgba(248, 251, 255, 0.92);
  backdrop-filter: blur(14px);
}

.header-grid {
  min-height: 76px;
  display: grid;
  grid-template-columns: auto 1fr minmax(240px, 380px) auto;
  align-items: center;
  gap: 18px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: "Sora", sans-serif;
  font-size: 20px;
  font-weight: 700;
  letter-spacing: 0.02em;
}

.brand-mark {
  width: 18px;
  height: 18px;
  border-radius: 6px;
  background: linear-gradient(135deg, var(--accent), #2a92ff 65%, #0fba9f);
  box-shadow: 0 0 0 6px rgba(31, 102, 210, 0.12);
}

.brand-text {
  text-transform: uppercase;
}

.main-nav {
  display: flex;
  align-items: center;
  gap: 10px;
  overflow-x: auto;
  scrollbar-width: none;
}

.main-nav::-webkit-scrollbar {
  display: none;
}

.main-nav a {
  border-radius: var(--radius-pill);
  padding: 8px 14px;
  color: var(--ink-muted);
  font-size: 14px;
  white-space: nowrap;
  transition: color 0.2s ease, background-color 0.2s ease;
}

.main-nav a:hover,
.main-nav a.is-active {
  color: var(--accent-2);
  background: var(--accent-soft);
}

.header-search {
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: center;
  gap: 8px;
}

.header-search input {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: var(--radius-pill);
  min-height: 40px;
  padding: 0 14px;
  background: #fff;
  color: var(--ink);
}

.header-search button {
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-pill);
  min-height: 40px;
  padding: 0 16px;
  background: #fff;
  color: var(--ink);
  cursor: pointer;
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 10px;
}

.mobile-toggle {
  display: none;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-pill);
  padding: 10px 14px;
  font-size: 13px;
  font-weight: 600;
  background: var(--surface);
  color: var(--ink);
  cursor: pointer;
}

.mobile-panel {
  border-bottom: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.92);
}

.mobile-panel-inner {
  padding: 14px 0 18px;
  display: grid;
  gap: 12px;
}

.mobile-search {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 8px;
}

.mobile-search input,
.mobile-search button {
  min-height: 40px;
  border-radius: var(--radius-pill);
  border: 1px solid var(--line);
  padding: 0 12px;
  font: inherit;
}

.mobile-search button {
  border-color: var(--line-strong);
  background: var(--surface);
}

.mobile-nav {
  display: grid;
  gap: 6px;
}

.mobile-nav a {
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  padding: 10px 12px;
  color: var(--ink);
  background: #fff;
}

.mobile-cta {
  display: grid;
  gap: 8px;
}

.site-main {
  padding: 26px 0 46px;
}

.page-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.7fr) minmax(280px, 1fr);
  gap: 20px;
}

.page-hero,
.hero-slider,
.control-panel,
.card {
  background: linear-gradient(145deg, rgba(255, 255, 255, 0.95), rgba(248, 251, 255, 0.95));
  border: 1px solid rgba(185, 203, 227, 0.68);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-sm);
}

.page-hero {
  padding: 18px;
}

.hero-slider {
  padding: 22px;
}

.hero-slide {
  display: grid;
  gap: 12px;
}

.js-enabled .hero-slide {
  display: none;
}

.js-enabled .hero-slide.is-active {
  display: grid;
}

.hero-kicker,
.card-kicker,
.section-kicker {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-family: "IBM Plex Mono", monospace;
  font-size: 12px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent-2);
}

.hero-title {
  margin: 0;
  font-family: "Sora", sans-serif;
  font-size: clamp(28px, 4vw, 44px);
  line-height: 1.14;
}

.hero-lead {
  margin: 0;
  color: var(--ink-muted);
  max-width: 70ch;
}

.chip-row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.chip {
  display: inline-flex;
  align-items: center;
  border-radius: var(--radius-pill);
  border: 1px solid var(--line-strong);
  background: #fff;
  color: var(--ink-muted);
  padding: 5px 10px;
  font-size: 12px;
}

.chip-accent {
  border-color: rgba(31, 102, 210, 0.35);
  color: var(--accent-2);
  background: var(--accent-soft);
}

.hero-actions,
.inline-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.slider-controls {
  margin-top: 14px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.slider-nav {
  display: flex;
  gap: 8px;
}

.slider-nav button,
.slider-dots button {
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-pill);
  background: #fff;
  color: var(--ink);
  cursor: pointer;
}

.slider-nav button {
  min-width: 44px;
  min-height: 36px;
}

.slider-dots {
  display: flex;
  gap: 6px;
}

.slider-dots button {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  border-width: 1px;
  padding: 0;
}

.slider-dots button.is-active {
  background: var(--accent);
  border-color: var(--accent);
}

.control-panel {
  padding: 22px;
  display: grid;
  gap: 14px;
}

.metrics-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
}

.metric {
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: #fff;
  padding: 10px;
}

.metric strong {
  display: block;
  font-size: 22px;
  font-family: "Sora", sans-serif;
  color: var(--accent-2);
}

.section {
  margin-top: 20px;
  display: grid;
  gap: 14px;
}

.section-head h2 {
  margin: 6px 0 0;
  font-family: "Sora", sans-serif;
  font-size: clamp(24px, 3vw, 34px);
  line-height: 1.2;
}

.section-head p {
  margin: 8px 0 0;
  color: var(--ink-muted);
}

.blog-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.7fr) minmax(280px, 1fr);
  gap: 20px;
  align-items: start;
}

.feed-grid {
  display: grid;
  gap: 14px;
}

.card {
  padding: 20px;
}

.article-card {
  display: grid;
  gap: 12px;
}

.article-card h3 {
  margin: 0;
  font-family: "Sora", sans-serif;
  font-size: 22px;
  line-height: 1.25;
}

.article-card h3 a:hover {
  color: var(--accent-2);
}

.card-meta {
  margin: 0;
  font-family: "IBM Plex Mono", monospace;
  font-size: 12px;
  color: var(--ink-muted);
}

.card-lead,
.muted {
  margin: 0;
  color: var(--ink-muted);
}

.sidebar-stack {
  display: grid;
  gap: 14px;
  position: sticky;
  top: 96px;
}

.sidebar-card h3 {
  margin: 0 0 10px;
  font-family: "Sora", sans-serif;
  font-size: 20px;
}

.sidebar-links {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 8px;
}

.sidebar-links li {
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  padding: 10px 12px;
  background: #fff;
}

.sidebar-links a {
  color: var(--accent-2);
  font-weight: 600;
}

.sidebar-links small {
  display: block;
  margin-top: 4px;
  color: var(--ink-muted);
}

.newsletter-form {
  display: grid;
  gap: 10px;
}

.newsletter-form input {
  min-height: 42px;
  border: 1px solid var(--line);
  border-radius: var(--radius-pill);
  padding: 0 14px;
  color: var(--ink);
}

.topic-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.topic-chip {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  border: 1px solid var(--line);
  border-radius: var(--radius-pill);
  background: #fff;
  color: var(--ink);
  font-size: 13px;
  padding: 6px 10px;
}

.topic-chip span:last-child {
  font-family: "IBM Plex Mono", monospace;
  color: var(--accent-2);
}

.pagination {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-pill);
  padding: 10px 16px;
  border: 1px solid transparent;
  font-size: 14px;
  font-weight: 700;
  cursor: pointer;
  transition: transform 0.2s ease, box-shadow 0.2s ease, background-color 0.2s ease;
}

.btn:hover {
  transform: translateY(-1px);
}

.btn-primary {
  color: #fff;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  box-shadow: 0 10px 28px rgba(31, 102, 210, 0.24);
}

.btn-primary:hover {
  box-shadow: 0 14px 34px rgba(31, 102, 210, 0.32);
}

.btn-outline {
  color: var(--ink);
  background: #fff;
  border-color: var(--line-strong);
}

.site-footer {
  margin-top: 24px;
  border-top: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.95);
}

.footer-grid {
  padding: 28px 0 20px;
  display: flex;
  gap: 16px;
  justify-content: space-between;
  align-items: center;
}

.footer-kicker {
  margin: 0;
  font-family: "Sora", sans-serif;
  font-size: 18px;
  font-weight: 700;
}

.footer-copy {
  margin: 6px 0 0;
  color: var(--ink-muted);
  max-width: 760px;
}

.footer-actions {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.footer-bottom {
  border-top: 1px solid var(--line);
  padding: 14px 0 22px;
  color: var(--ink-muted);
  font-family: "IBM Plex Mono", monospace;
  font-size: 12px;
}

.richtext {
  color: var(--ink-muted);
  line-height: 1.7;
}

.richtext h2,
.richtext h3,
.richtext h4 {
  color: var(--ink);
  font-family: "Sora", sans-serif;
}

.article-header {
  margin-top: 6px;
  margin-bottom: 14px;
  display: grid;
  gap: 8px;
}

.article-header h1 {
  margin: 0;
  font-family: "Sora", sans-serif;
  font-size: clamp(30px, 4.5vw, 52px);
  line-height: 1.15;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

a:focus-visible,
button:focus-visible,
input:focus-visible {
  outline: 3px solid rgba(31, 102, 210, 0.35);
  outline-offset: 2px;
}

.js-enabled .mobile-panel {
  display: none;
}

.js-enabled .mobile-panel.is-open {
  display: block;
}

@media (max-width: 1120px) {
  .header-grid {
    grid-template-columns: auto 1fr auto;
  }

  .header-search {
    display: none;
  }
}

@media (max-width: 980px) {
  .main-nav {
    display: none;
  }

  .mobile-toggle {
    display: inline-flex;
  }

  .page-grid,
  .blog-layout {
    grid-template-columns: 1fr;
  }

  .sidebar-stack {
    position: static;
  }

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

  .footer-grid {
    flex-direction: column;
    align-items: flex-start;
  }
}

@media (max-width: 760px) {
  .header-grid {
    min-height: 68px;
  }

  .site-main {
    padding-top: 18px;
  }

  .hero-slider,
  .control-panel,
  .card {
    padding: 16px;
    border-radius: var(--radius-lg);
  }

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

  .pagination {
    flex-direction: column;
    align-items: stretch;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}