/* Global base styles */
body {
  margin: 0;
  font-family: 'Poppins', sans-serif;
  background-color: #111;
  color: #fff;
  overflow-x: hidden;
}

/* Header and navigation */
header {
  background-color: rgba(0, 0, 0, 0.8);
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1rem 2rem;
  position: fixed;
  top: 0;
  width: 100%;
  z-index: 1000;
  flex-wrap: wrap;
}

header h1 {
  font-size: 1.5rem;
  color: #6df2e6;
}

nav {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
}

nav a {
  margin-left: 1.5rem;
  text-decoration: none;
  color: #6df2e6;
  transition: color 0.3s ease;
}

nav a:hover {
  color: #e0f7f4;
}

/* Hero section for both index and Descartes */
.hero {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 70vh;
  background: url('assemblybay.jpg') no-repeat center center/cover;
  text-align: center;
  padding: 3rem 2rem;
  overflow: hidden;
}

.hero::before {
  content: "";
  position: absolute;
  top: 0; left: 0;
  width: 100%; height: 100%;
  background: rgba(0, 0, 0, 0.6);
  backdrop-filter: blur(1px);
  z-index: 0;
}

.hero-content {
  position: relative;
  z-index: 1;
  max-width: 800px;
  background: none;
  padding: 2rem;
  color: #f0f0f0;
  text-shadow: 0 2px 5px rgba(0, 0, 0, 0.8);
}

/* Hero text */
.hero h2 {
  font-size: 2.5rem;
  color: #6df2e6;
  margin-bottom: 1rem;
}

.hero p {
  font-size: 1.2rem;
  color: #f0f0f0;
  margin-bottom: 2rem;
}

/* CTA buttons */
.hero a,
.hero-button,
section a {
  display: inline-block;
  padding: 0.75rem 1.5rem;
  font-weight: bold;
  border-radius: 1rem;
  background-color: #6df2e6;
  color: #111;
  text-decoration: none;
  transition: background 0.3s ease;
  margin-top: 1rem;
}

.hero-button:hover,
.hero a:hover,
section a:hover {
  background-color: #4cbcb3;
  color: #000;
}

/* Section layout */
section {
  padding: 3rem 1.5rem;
  max-width: 900px;
  margin: auto;
  text-align: center;
  background: #151515;
  border-radius: 12px;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
  margin-bottom: 1.5rem;
}

section h2 {
  color: #6df2e6;
}

section p,
section ul {
  color: #ccc;
}

/* Lists */
ul {
  text-align: left;
  max-width: 700px;
  margin: 1.5rem auto;
  line-height: 1.8;
}

/* Project cards */
.project-card {
  border: 1px solid #4cbcb3;
  border-radius: 1rem;
  padding: 2rem;
  margin: 1rem auto;
  max-width: 800px;
  background: #151515;
}

.project-card h3 {
  margin-bottom: 0.5rem;
  color: #6df2e6;
}

.project-card a {
  color: #6df2e6;
  text-decoration: underline;
}

/* Footer / Social */
.social {
  text-align: center;
  padding: 2rem 0;
  font-weight: bold;
}

/* === NAV + HEADER REPAIR KIT === */

/* 1) Make the header readable and above any dark hero overlay */
.site-header{
  position: sticky; top: 0; z-index: 1000;
  background: rgba(255,255,255,.92);
  -webkit-backdrop-filter: blur(8px); backdrop-filter: blur(8px);
  color: #111;
}
.site-header a{ color:#111; text-decoration:none; }
.site-header a:hover{ text-decoration:underline; }

/* If a hero overlay is darkening the header, neuter it */
.hero::before, .hero::after, .hero .overlay{
  pointer-events: none;           /* overlay shouldn’t eat clicks */
}
.hero::before, .hero::after{ z-index: 0; }
.site-header{ z-index: 10; }      /* keep header above overlays */
.site-header, .site-header *{
  mix-blend-mode: normal !important;  /* kill accidental blend modes */
  filter: none !important;
}

/* 2) Stop the right tabs from being cut off */
*{ box-sizing: border-box; }
html, body{ width:100%; overflow-x:hidden; }   /* avoid 100vw scrollbar shove */

.site-header .inner{
  max-width: 1200px;
  margin: 0 auto;
  padding: 12px clamp(16px, 2.5vw, 24px);
  display: flex; align-items: center; gap: 16px;
  padding-right: max(16px, env(safe-area-inset-right)); /* iOS notch safety */
  padding-left:  max(16px, env(safe-area-inset-left));
}

.site-logo{ flex: 0 0 auto; }
.site-nav{
  margin-left: auto;              /* pushes nav to the right inside container */
  display: flex; gap: clamp(10px, 1.5vw, 20px);
  align-items: center; flex-wrap: wrap;       /* wrap instead of clipping */
}

.site-nav a{
  padding: .45rem .7rem; border-radius: 10px;
}
.site-nav a:hover{ background:#f3f4f6; }

/* If you used width:100vw anywhere on wrappers, force it to 100% */
.w-100vw, .full-bleed{ width: 100% !important; }

/* utils */
.push-down-4 { margin-top: 6.4rem; } /* ~4 lines */
.push-down-5 { margin-top: 8rem;   } /* ~5 lines */

@media (max-width: 640px) {
  .push-down-5 { margin-top: 6rem; }
}