:root {
  --green: #2e6842;
  --cream: #fffdf7;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  background: var(--green);
}

body {
  margin: 0;
  background: var(--green);
  color: var(--cream);
  font-family: Inter, Arial, sans-serif;
  overflow-x: hidden;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  min-height: 58px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 10px clamp(14px, 4vw, 64px);
  background: rgba(46, 104, 66, 0.96);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid rgba(255,255,255,0.22);
}

.site-title {
  color: var(--cream);
  text-decoration: none;
  font-family: Georgia, "Times New Roman", serif;
  font-size: 28px;
  line-height: 1;
}

nav {
  display: flex;
  align-items: center;
  gap: clamp(8px, 2vw, 22px);
  flex-wrap: wrap;
}

nav a {
  color: var(--cream);
  text-decoration: none;
  font-size: 14px;
  font-weight: 600;
  opacity: 0.95;
}

nav a:hover {
  text-decoration: underline;
}

.github-link {
  background: var(--cream);
  color: var(--green);
  padding: 7px 13px;
  border-radius: 999px;
  text-decoration: none !important;
}

.visual-section {
  position: relative;
  width: 100%;
  max-width: 1500px;
  margin: 0 auto;
  background: var(--green);
  line-height: 0;
  scroll-margin-top: 72px;
}

.visual-section img {
  display: block;
  width: 100%;
  height: auto;
  border: 0;
}

.hotspot {
  position: absolute;
  z-index: 10;
  display: block;
  border-radius: 8px;
}

.hotspot:focus-visible {
  outline: 3px solid #fff;
  outline-offset: 3px;
  background: rgba(255,255,255,0.16);
}

/* Hero GitHub button area in section 1 */
.hero-github {
  left: 5.1%;
  top: 64.5%;
  width: 14.6%;
  height: 5.2%;
}

/* PubInv/krake button area in open-source section */
.open-github {
  left: 16.1%;
  top: 68.2%;
  width: 29.2%;
  height: 7.5%;
}

/* Real selectable content for accessibility and SEO */
.section-text {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip-path: inset(50%);
  white-space: nowrap;
}

@media (max-width: 720px) {
  .site-header {
    align-items: flex-start;
    flex-direction: column;
  }

  nav {
    width: 100%;
    overflow-x: auto;
    flex-wrap: nowrap;
    padding-bottom: 4px;
  }

  nav a {
    white-space: nowrap;
    font-size: 13px;
  }

  .visual-section {
    scroll-margin-top: 106px;
  }
}


/* Deploy fix: reserve image height and avoid blank-looking anchor jumps */
.visual-section img {
  display: block;
  width: 100%;
  height: auto;
  background: #2e6842;
}

.visual-section {
  min-height: auto;
  background: #2e6842;
  content-visibility: auto;
  contain-intrinsic-size: 1000px 560px;
}

/* For hash links like /#team */
#team {
  scroll-margin-top: 72px;
}

@media (max-width: 720px) {
  #team {
    scroll-margin-top: 110px;
  }
}