:root {
  --font-display: "Sora", "Avenir Next", "Segoe UI", sans-serif;
  --font-body: "Manrope", "SF Pro Text", "Segoe UI", sans-serif;
  --bg-page: #f5f3eb;
  --bg-elevated: rgba(255, 255, 255, 0.78);
  --bg-header: rgba(255, 255, 255, 0.8);
  --text-primary: #1a1b20;
  --text-secondary: #4b4f5f;
  --border-color: rgba(27, 42, 33, 0.12);
  --accent: #007a53;
  --accent-strong: #005f40;
  --accent-soft: rgba(0, 122, 83, 0.14);
  --danger: #c23b3b;
  --shadow-soft: 0 18px 42px rgba(20, 35, 30, 0.13);
  --shadow-card: 0 8px 24px rgba(11, 18, 30, 0.18);
  --radius-xl: 28px;
  --radius-lg: 18px;
  --radius-md: 14px;
  --radius-sm: 10px;
  --container: min(1180px, 92vw);
  --surface-blur: blur(14px);
  --transition: 180ms ease;
}

body[data-theme="dark"] {
  --bg-page: #16191f;
  --bg-elevated: rgba(30, 35, 46, 0.82);
  --bg-header: rgba(24, 27, 34, 0.86);
  --text-primary: #f5f7fa;
  --text-secondary: #bcc3d4;
  --border-color: rgba(235, 240, 247, 0.14);
  --accent: #46c88e;
  --accent-strong: #2fa875;
  --accent-soft: rgba(70, 200, 142, 0.2);
  --shadow-soft: 0 24px 60px rgba(0, 0, 0, 0.46);
}

body[data-table-bg="emerald"] {
  --table-bg: radial-gradient(circle at 18% 12%, #2f9f7a, #117051 58%, #0a4c36 100%);
}

body[data-table-bg="midnight"] {
  --table-bg: radial-gradient(circle at 14% 8%, #4e7297, #224264 52%, #162d45 100%);
}

body[data-table-bg="linen"] {
  --table-bg: radial-gradient(circle at 16% 10%, #cfb895, #a78a64 58%, #836746 100%);
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  min-height: 100%;
}

body {
  font-family: var(--font-body);
  color: var(--text-primary);
  background:
    radial-gradient(circle at 6% 8%, rgba(0, 122, 83, 0.1), transparent 42%),
    radial-gradient(circle at 92% 2%, rgba(210, 127, 43, 0.1), transparent 30%),
    var(--bg-page);
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}

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

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

.container {
  width: var(--container);
  margin-inline: auto;
}

.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
}

.skip-link:focus {
  left: 1rem;
  top: 1rem;
  z-index: 1000;
  background: #fff;
  padding: 0.6rem 0.9rem;
  border-radius: 10px;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 60;
  backdrop-filter: var(--surface-blur);
  border-bottom: 1px solid var(--border-color);
  background: var(--bg-header);
}

.topbar {
  min-height: 72px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
}

.brand {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-weight: 800;
  letter-spacing: 0.02em;
  font-family: var(--font-display);
}

.brand__chip {
  width: 36px;
  height: 36px;
  border-radius: 10px;
  display: grid;
  place-items: center;
  background: linear-gradient(145deg, #1faf7e, #0b6b4c);
  color: #fff;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.24), 0 8px 18px rgba(17, 107, 76, 0.35);
}

.primary-nav {
  display: flex;
  align-items: center;
  gap: 0.9rem;
}

.primary-nav a {
  font-size: 0.95rem;
  font-weight: 600;
  padding: 0.5rem 0.8rem;
  border-radius: 999px;
  color: var(--text-secondary);
  transition: background-color var(--transition), color var(--transition);
}

.primary-nav a:hover,
.primary-nav a:focus-visible,
.primary-nav a[aria-current="page"] {
  background: var(--accent-soft);
  color: var(--accent-strong);
}

.nav-toggle {
  display: none;
  border: 0;
  background: transparent;
  width: 42px;
  height: 42px;
  border-radius: 10px;
  color: var(--text-primary);
}

.nav-toggle:focus-visible {
  outline: 2px solid var(--accent);
}

.main-content {
  padding-block: clamp(1.5rem, 2.8vw, 2.8rem) clamp(2.4rem, 4.2vw, 4.8rem);
}

.section {
  background: var(--bg-elevated);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-xl);
  padding: clamp(1.2rem, 3vw, 2.1rem);
  box-shadow: var(--shadow-soft);
}

.section + .section {
  margin-top: clamp(1rem, 2vw, 1.4rem);
}

.eyebrow {
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.18em;
  color: var(--accent-strong);
  font-weight: 700;
}

h1,
h2,
h3 {
  line-height: 1.16;
  margin: 0;
  font-family: var(--font-display);
}

h1 {
  font-size: clamp(1.95rem, 4.8vw, 3.3rem);
}

h2 {
  font-size: clamp(1.4rem, 2.9vw, 2rem);
}

h3 {
  font-size: clamp(1.1rem, 2.2vw, 1.28rem);
}

p {
  margin-top: 0;
  color: var(--text-secondary);
}

.btn,
button.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 1px solid transparent;
  border-radius: 999px;
  padding: 0.64rem 1.12rem;
  gap: 0.45rem;
  cursor: pointer;
  font-family: inherit;
  font-size: 0.93rem;
  font-weight: 700;
  transition: transform var(--transition), box-shadow var(--transition), background-color var(--transition), color var(--transition), border-color var(--transition);
}

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

.btn--primary {
  color: #fff;
  background: linear-gradient(145deg, #15a878, #0b7755);
  box-shadow: 0 11px 24px rgba(11, 119, 85, 0.28);
}

.btn--primary:hover,
.btn--primary:focus-visible {
  background: linear-gradient(145deg, #0f9268, #0a6448);
}

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

.btn--soft:hover,
.btn--soft:focus-visible {
  background: rgba(0, 122, 83, 0.22);
}

.btn--ghost {
  color: var(--text-primary);
  background: transparent;
  border-color: var(--border-color);
}

.btn--ghost:hover,
.btn--ghost:focus-visible {
  border-color: var(--accent);
  color: var(--accent-strong);
}

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

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

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

.card {
  padding: 1rem;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  background: rgba(255, 255, 255, 0.46);
}

body[data-theme="dark"] .card {
  background: rgba(255, 255, 255, 0.05);
}

.badge {
  display: inline-flex;
  border-radius: 999px;
  background: var(--accent-soft);
  color: var(--accent-strong);
  font-size: 0.77rem;
  font-weight: 700;
  padding: 0.3rem 0.58rem;
  letter-spacing: 0.02em;
}

.site-footer {
  border-top: 1px solid var(--border-color);
  padding-block: 1.5rem 2.2rem;
}

.footer-layout {
  display: grid;
  gap: 1.3rem;
  grid-template-columns: 1.2fr 1fr;
  align-items: start;
}

.footer-links {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.45rem 1rem;
  font-size: 0.9rem;
  color: var(--text-secondary);
}

.footer-links a:hover,
.footer-links a:focus-visible {
  color: var(--accent-strong);
}

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

.page-hero {
  display: grid;
  gap: 1.2rem;
}

.page-hero p {
  max-width: 68ch;
}

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

.kicker {
  color: var(--text-secondary);
  font-size: 0.93rem;
}

@media (max-width: 980px) {
  .primary-nav {
    position: fixed;
    inset: 72px 1rem auto;
    background: var(--bg-elevated);
    border: 1px solid var(--border-color);
    border-radius: 18px;
    padding: 0.7rem;
    flex-direction: column;
    align-items: stretch;
    box-shadow: var(--shadow-soft);
    transform: translateY(-12px);
    opacity: 0;
    pointer-events: none;
    transition: opacity var(--transition), transform var(--transition);
  }

  .primary-nav.is-open {
    transform: translateY(0);
    opacity: 1;
    pointer-events: auto;
  }

  .primary-nav a {
    border-radius: 12px;
    padding: 0.7rem 0.85rem;
  }

  .nav-toggle {
    display: inline-grid;
    place-items: center;
  }

  .grid--3 {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

@media (max-width: 760px) {
  .main-content {
    padding-block: 1.1rem 2.2rem;
  }

  .grid--2,
  .grid--3 {
    grid-template-columns: 1fr;
  }
}

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