/* Obsernia — fondo claro, acento verde del kit de marca */
@font-face {
  font-family: Manrope;
  src: url("../fonts/Manrope.ttf") format("truetype");
  font-weight: 200 800;
  font-style: normal;
  font-display: swap;
}

:root {
  --obs-night: #0b1220;
  --obs-mint: #42e8b4;
  --obs-violet: #8c80ff;
  --obs-snow: #f4f7fb;
  --obs-green: #087453;
  --obs-font: Manrope, system-ui, sans-serif;
  --obs-bg: #f4f7fb;
  --obs-text: #0b1220;
  --obs-muted: #52627a;
  --obs-paper: #ffffff;
  --obs-line: #d5deea;
  --obs-max: 1080px;
  --obs-radius: 16px;
}

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

html {
  color-scheme: light;
}

body {
  margin: 0;
  min-height: 100vh;
  font: 400 17px/1.65 var(--obs-font);
  color: var(--obs-text);
  background:
    radial-gradient(720px 420px at 92% -8%, rgba(66, 232, 180, 0.22), transparent 58%),
    radial-gradient(560px 320px at -6% 18%, rgba(140, 128, 255, 0.1), transparent 50%),
    var(--obs-bg);
}

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

a {
  color: var(--obs-green);
  text-underline-offset: 3px;
}

a:hover {
  color: #065c42;
}

:focus-visible {
  outline: 3px solid var(--obs-violet);
  outline-offset: 3px;
}

.matomo-noscript {
  position: absolute;
  left: -9999px;
}

.matomo-noscript img {
  border: 0;
}

.skip {
  position: absolute;
  left: 12px;
  top: -48px;
  z-index: 100;
  background: var(--obs-mint);
  color: var(--obs-night);
  padding: 8px 14px;
  font-weight: 600;
}

.skip:focus {
  top: 12px;
}

.wrap {
  width: min(100% - 40px, var(--obs-max));
  margin-inline: auto;
}

.credit {
  background: #eef3f8;
  border-top: 3px solid var(--obs-mint);
  font-size: 14px;
}

.credit p {
  margin: 0;
  padding: 10px 0;
  color: var(--obs-muted);
}

.credit strong {
  color: var(--obs-text);
  font-weight: 600;
}

.credit a {
  color: var(--obs-text);
}

header.site {
  position: relative;
  background: var(--obs-paper);
  border-top: 3px solid var(--obs-mint);
  border-bottom: 1px solid var(--obs-line);
}

.nav {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  min-height: 64px;
}

.brand img {
  height: 30px;
  width: auto;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 4px;
  list-style: none;
  margin: 0;
  padding: 0;
}

.nav-links a {
  color: var(--obs-muted);
  text-decoration: none;
  padding: 8px 10px;
  font-weight: 600;
  font-size: 15px;
}

.nav-links a:hover,
.nav-links a[aria-current="page"] {
  color: var(--obs-text);
}

.lang {
  display: flex;
  gap: 2px;
  margin-left: 8px;
  padding-left: 12px;
  border-left: 1px solid var(--obs-line);
}

.lang a {
  font-size: 13px;
}

.menu-toggle {
  display: none;
  background: var(--obs-paper);
  border: 1px solid var(--obs-line);
  color: var(--obs-text);
  padding: 7px 12px;
  font: 600 14px var(--obs-font);
}

.hero {
  display: grid;
  gap: 32px;
  align-items: center;
  padding: 48px 0 24px;
}

@media (min-width: 860px) {
  .hero {
    grid-template-columns: 1.05fr 0.95fr;
    gap: 48px;
    padding: 56px 0 32px;
  }
}

.orb {
  width: min(100%, 380px);
  margin-inline: auto;
}

.orb svg {
  display: block;
  width: 100%;
  height: auto;
}

.ring {
  opacity: 0.35;
}

.board {
  margin: 8px 0 28px;
  background: var(--obs-paper);
  border: 1px solid var(--obs-line);
  border-radius: var(--obs-radius);
  overflow: hidden;
}

.board svg {
  display: block;
  width: 100%;
  height: auto;
}

.board figcaption {
  display: flex;
  flex-wrap: wrap;
  gap: 16px 24px;
  padding: 12px 20px 16px;
  border-top: 1px solid var(--obs-line);
  color: var(--obs-muted);
  font-size: 14px;
}

.key {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.swatch {
  display: inline-block;
  width: 18px;
  height: 4px;
  border-radius: 2px;
}

.swatch.mint {
  background: var(--obs-mint);
}

.swatch.green {
  background: var(--obs-green);
}

.swatch.violet {
  background: var(--obs-violet);
}

.stack-map {
  display: grid;
  gap: 16px;
  margin: 8px 0 28px;
}

@media (min-width: 760px) {
  .stack-map {
    grid-template-columns: 1fr 1fr 1fr;
  }
}

.env {
  background: var(--obs-paper);
  border: 1px solid var(--obs-line);
  border-radius: var(--obs-radius);
  padding: 20px;
}

.env strong {
  display: block;
  margin: 0 0 4px;
}

.env > span {
  display: block;
  color: var(--obs-muted);
  font-size: 14px;
  margin-bottom: 16px;
}

.embed {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 12px;
  border-radius: 10px;
  background: linear-gradient(180deg, #f3fffa, #e8faf3);
  border: 1px solid #b7f3de;
  color: var(--obs-green);
  font-size: 14px;
  font-weight: 600;
}

.embed svg {
  flex: 0 0 auto;
}

.note {
  margin: 0 0 12px;
  color: var(--obs-muted);
  font-size: 15px;
}

h1,
h2,
h3 {
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.25;
  margin: 0 0 12px;
}

h1 {
  font-size: clamp(2.1rem, 5vw, 3.1rem);
  max-width: 14ch;
}

h2 {
  font-size: 1.35rem;
}

h3 {
  font-size: 1.05rem;
}

.lead {
  font-size: 1.12rem;
  color: var(--obs-muted);
  max-width: 38em;
  margin: 0 0 24px;
}

.lead.tight {
  margin-bottom: 16px;
}

.actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 16px 20px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 10px 18px;
  font: 600 16px var(--obs-font);
  text-decoration: none;
  border: 1px solid transparent;
  cursor: pointer;
}

.btn-primary {
  background: var(--obs-mint);
  color: var(--obs-night);
}

.btn-primary:hover {
  color: var(--obs-night);
  background: #5eedc0;
}

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

.btn-ghost:hover {
  color: var(--obs-text);
  background: #e8eef5;
}

section {
  padding: 36px 0;
}

.answer {
  background: var(--obs-paper);
  border: 1px solid var(--obs-line);
  border-left: 4px solid var(--obs-mint);
  border-radius: 0 var(--obs-radius) var(--obs-radius) 0;
  padding: 20px 24px;
}

.answer p,
.prose p {
  margin: 0 0 1em;
  max-width: 68ch;
}

.pillars {
  display: grid;
  gap: 28px;
  margin: 20px 0 0;
  padding: 0;
}

.pillars div {
  background: var(--obs-paper);
  border: 1px solid var(--obs-line);
  border-top: 4px solid var(--obs-mint);
  border-radius: var(--obs-radius);
  padding: 20px;
}

.pillars dt {
  font-weight: 700;
  margin: 0 0 6px;
}

.pillars dd {
  margin: 0;
  color: var(--obs-muted);
}

@media (min-width: 760px) {
  .pillars {
    grid-template-columns: 1fr 1fr 1fr;
    gap: 32px;
  }
}

.stack {
  display: grid;
  gap: 16px;
  margin-top: 8px;
}

@media (min-width: 760px) {
  .stack {
    grid-template-columns: 1fr 1fr 1fr;
  }
}

.stack article {
  background: var(--obs-paper);
  border: 1px solid var(--obs-line);
  border-radius: var(--obs-radius);
  padding: 20px;
}

.stack p {
  margin: 0;
  color: var(--obs-muted);
}

.stack h3 {
  margin-bottom: 6px;
}

.mark {
  color: var(--obs-muted);
  font-size: 14px;
}

.prose {
  max-width: 68ch;
}

.prose h2,
.prose h3 {
  margin-top: 2em;
}

.prose ul {
  color: var(--obs-muted);
  padding-left: 1.2em;
}

.faq {
  margin-top: 8px;
}

.faq details {
  border-bottom: 1px solid var(--obs-line);
}

.faq summary {
  cursor: pointer;
  font-weight: 600;
  padding: 14px 0;
  list-style: none;
}

.faq summary::-webkit-details-marker {
  display: none;
}

.faq details p {
  margin: 0 0 16px;
  color: var(--obs-muted);
}

.author {
  display: grid;
  grid-template-columns: 48px 1fr;
  gap: 16px;
  align-items: start;
  background: var(--obs-paper);
  border: 1px solid var(--obs-line);
  border-radius: var(--obs-radius);
  padding: 20px;
}

.author img {
  width: 48px;
  height: 48px;
}

.author p {
  margin: 0 0 8px;
  color: var(--obs-muted);
}

.crumbs {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  padding: 24px 0 0;
  color: var(--obs-muted);
  font-size: 14px;
}

.crumbs a {
  color: var(--obs-muted);
  text-decoration: none;
}

.page-hero {
  padding: 36px 0 8px;
}

.page-hero h1 {
  max-width: 20ch;
}

.page-hero .lead {
  max-width: 62ch;
}

footer.site {
  border-top: 1px solid var(--obs-line);
  padding: 36px 0 28px;
  margin-top: 16px;
  background: var(--obs-paper);
}

.footer-grid {
  display: grid;
  gap: 28px;
}

@media (min-width: 760px) {
  .footer-grid {
    grid-template-columns: 1.6fr 1fr 1fr;
  }
}

footer h2 {
  font-size: 13px;
  font-weight: 600;
  color: var(--obs-muted);
  margin-bottom: 8px;
}

footer p {
  color: var(--obs-muted);
}

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

footer li {
  margin: 0 0 6px;
}

footer a {
  color: var(--obs-text);
  text-decoration: none;
}

footer a:hover {
  color: var(--obs-green);
}

.error {
  min-height: 40vh;
  padding: 72px 0;
}

.error .actions {
  margin-top: 8px;
}

@media (max-width: 720px) {
  .menu-toggle {
    display: inline-flex;
  }

  .nav-links {
    display: none;
    position: absolute;
    top: 100%;
    right: 0;
    left: 0;
    flex-direction: column;
    align-items: stretch;
    background: var(--obs-paper);
    border: 1px solid var(--obs-line);
    padding: 8px;
  }

  .nav-links.open {
    display: flex;
  }

  .lang {
    border-left: 0;
    margin: 8px 0 0;
    padding: 8px 0 0;
    border-top: 1px solid var(--obs-line);
  }

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

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  .ring {
    animation: none;
  }
}