html,
body {
  height: 100%;
}
body {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
  font-family: "Open Sans", sans-serif;
  background-color: #ffffff; /* Make page background white */
  color: #161a1d; /* Keep text dark for contrast */
  margin: 0;
  padding: 0;
  line-height: 1.6;
}

/* Site header / navigation */

header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 50;
  background: #000000; /* match Feedback header */
  padding: 5px 0; /* slimmer, identical height */
  border-bottom: none;
  box-shadow: none;
  backdrop-filter: none;
}
/* Ensure footer is pushed to page bottom when content is short */
footer.site-footer {
  margin-top: auto;
}

/* Force any remaining blue tints in footer/social to neutral black */
footer.site-footer .social li a,
footer.site-footer .social li a i {
  background: transparent !important;
  box-shadow: none !important;
  filter: none !important;
}

/* Ensure play buttons and similar accents don't show blue glows */
.yt-card .play,
.yt-card .play i {
  background: linear-gradient(
    180deg,
    rgba(0, 0, 0, 0.22),
    rgba(0, 0, 0, 0.12)
  ) !important;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.12) !important;
}

/* header decorative pseudo-element hidden to avoid obscuring the logo */
header::after {
  display: none !important;
}

@media (max-width: 600px) {
  header::after {
    bottom: -16px;
    height: 44px;
    filter: blur(5px);
  }
}

header .container {
  max-width: 1100px; /* match Feedback container width */
  width: auto;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 5px; /* match Feedback header spacing */
  position: relative; /* anchors absolute toggle */
}

.brand {
  font-weight: 800;
  font-size: 20px;
  color: #ffffff; /* white brand on black header */
  letter-spacing: 0.3px;
}

/* Brand image helper (use for header logo) */
.brand-link {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  position: relative;
  z-index: 1100;
  margin-left: 5px; /* align logo position to match Feedback */
}
.brand-logo {
  height: 50px;
  width: auto;
  display: block;
}

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

nav {
  position: absolute;
  top: 58px;
  right: 12px;
  width: 220px;
  max-width: calc(100% - 24px);
  background: rgba(0, 0, 0, 0.9);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 12px;
  padding: 10px 10px;
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.35);
  transform: translateY(-8px);
  opacity: 0;
  transition: opacity 0.2s ease, transform 0.2s ease;
  pointer-events: none;
  z-index: 2000;
}

nav ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 8px;
  align-items: stretch;
}

nav ul li {
  margin: 0;
  width: 100%;
}

nav ul li a {
  color: #ffffff;
  text-decoration: none;
  padding: 8px 12px;
  border-radius: 8px;
  transition: background-color 0.18s ease, color 0.18s ease, transform 0.12s;
  font-weight: 600;
  font-size: 16px;
}

nav ul li a:hover,
nav ul li a:focus {
  background: rgb(0, 0, 0);
  color: #ffffff;
  transform: translateY(-1px);
}

.menu-toggle {
  display: inline-flex;
  background: transparent;
  border: 0;
  cursor: pointer;
  padding: 8px;
  border-radius: 8px;
  position: absolute;
  right: 12px;
}
.menu-toggle:focus {
  outline: 3px solid rgba(255, 255, 255, 0.12);
}
.hamburger {
  display: inline-block;
  width: 22px;
  height: 2px;
  background: #ffffff; /* visible on black header */
  position: relative;
  transition: all 0.18s ease;
}
.hamburger::before,
.hamburger::after {
  content: "";
  position: absolute;
  left: 0;
  width: 22px;
  height: 2px;
  background: #ffffff; /* visible on black header */
  transition: all 0.18s ease;
}
.hamburger::before {
  top: -7px;
}
.hamburger::after {
  top: 7px;
}

/* when menu toggle is active, animate hamburger */
.menu-toggle[aria-expanded="true"] .hamburger {
  background: transparent;
}
.menu-toggle[aria-expanded="true"] .hamburger::before {
  transform: rotate(45deg) translate(5px, 5px);
}
.menu-toggle[aria-expanded="true"] .hamburger::after {
  transform: rotate(-45deg) translate(5px, -5px);
}

.hero2 {
  background-color: #ffffff; /* keep hero area white */
  color: #000000;
  padding: 100px 0;
  text-align: center;
}

.hero .cta {
  background-color: #000000;
  color: #ffffff;
  padding: 10px 20px;
  text-decoration: none;
  border-radius: 5px;
  transition: background-color 0.3s ease;
}

.hero .cta:hover {
  background-color: #000000;
}

.about {
  background-color: #ffffff;
  padding: 50px 0;
  text-align: center;
}

.about .container {
  max-width: 800px;
  margin: 0 auto;
}

.courses {
  background-color: #ffffff;
  padding: 50px 0;
  text-align: center;
}

.courses .container {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  flex-wrap: wrap;
  justify-content: space-around;
  align-items: stretch;
}

.search-box {
  margin: 20px auto;
  max-width: 600px;
  position: relative;
}

/* Ensure search and inputs are responsive */
@media (max-width: 600px) {
  #searchBox {
    padding: 10px 14px;
  }
}

#searchBox {
  width: 100%;
  padding: 12px 20px;
  font-size: 16px;
  border: 1px solid #d3d3d3;
  border-radius: 25px;
  outline: none;
  transition: border-color 0.3s ease, box-shadow 0.3s ease;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

#searchBox:focus,
#searchBox:hover {
  border-color: rgb(0, 0, 0);
  box-shadow: 0 0 10px rgb(0, 0, 0);
}

.course {
  background-color: #ffffff;
  border: 1px solid #e6e6ef; /* subtle border */
  margin: 10px;
  padding: 20px;
  flex: 1 1 calc(33.33% - 40px);
  box-shadow: none; /* keep everything visually white */
  transition: transform 0.3s;
  display: none; /* Hide courses by default */
  flex-direction: column;
  justify-content: space-between;
}

.course:hover {
  transform: scale(1.05);
}

.course h3 {
  color: #ffffff; /* dark headings */
}

.course .cta {
  background-color: #000000;
  color: #ffffff;
  padding: 10px 20px;
  text-decoration: none;
  border-radius: 5px;
}

.course .cta:hover {
  background-color: #660708;
}

#noResultsMessage {
  display: none;
  text-align: center;
  font-size: 18px;
  color: #660708;
}

.testimonials {
  background-color: #000000;
  padding: 50px 0;
  color: #161a1d;
  text-align: center;
}

.testimonial {
  background-color: #000000;
  padding: 20px;
  margin: 10px auto;
  border-radius: 5px;
  max-width: 500px;
  color: #c71d1d;
  border: 1px solid e6e6ef;
}

footer {
  background-color: #000000; /* footer white per request */
  color: #000000;
  text-align: center;
  padding: 20px 0;
  border-top: 1px solid #000000;
}

footer .social {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  justify-content: center;
}

footer .social li {
  margin: 0 10px;
}

footer .social li a {
  color: #000000;
  text-decoration: none;
  font-size: 1.5em;
}

/* Centered layout for creator hub and videos on homepage */
.creator-hub > .container,
.video-hub > .container {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
}

.creator-hub .links-grid,
.videos-grid,
.yt-3d-feed {
  justify-content: center;
  gap: 16px;
}

.creator-hub .platform-follow {
  margin-top: 6px; /* tiny space between icon card and its button */
  transition: transform 0.16s ease, box-shadow 0.16s ease, filter 0.16s ease;
}

.creator-hub .platform-card:hover,
.creator-hub .platform-card:focus-visible {
  transform: translateY(-4px);
  box-shadow: 0 18px 48px rgba(0, 0, 0, 0.48);
  outline: none;
}

.creator-hub .platform-follow:hover,
.creator-hub .platform-follow:focus-visible {
  transform: translateY(-3px);
  box-shadow: 0 16px 36px rgba(0, 0, 0, 0.28);
  filter: brightness(1.04);
  outline: none;
}

.creator-hub .platform-follow:active {
  transform: translateY(-1px);
  box-shadow: 0 10px 22px rgba(0, 0, 0, 0.24);
}

/* Optional: footer social icon hover (if shown) */
footer.site-footer .social li a {
  transition: transform 0.18s ease, box-shadow 0.18s ease, background 0.18s ease;
}
footer.site-footer .social li a:hover,
footer.site-footer .social li a:focus-visible {
  transform: translateY(-4px) scale(1.02);
  box-shadow: 0 16px 36px rgba(0, 0, 0, 0.24);
  background: rgba(255, 255, 255, 0.06);
}

.creator-hub .links-grid {
  width: 100%;
}