/* Reset & Base */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html, body {
  height: 100%;
}

body {
  background: #111;
  color: #fff;
  font-family: 'Segoe UI', sans-serif;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

.site-container {
  max-width: 1000px;
  margin: 0 auto;
  padding: 0 20px;
  display: flex;
  flex-direction: column;
  flex: 1 0 auto;
}

/* Header */
.header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 10px 30px;
  background: transparent;
  position: fixed;
  width: 100%;
  top: 0;
  z-index: 1000;
  transition: background 0.3s, backdrop-filter 0.3s;
}

.header.scrolled {
  background: rgba(20, 20, 20, 0.5);
  backdrop-filter: blur(10px);
}

.logo {
  font-weight: bold;
  font-size: 1.4rem;
}

.nav-links {
  display: flex;
  gap: 30px;
}

.nav-links a {
  color: #fff;
  text-decoration: none;
  font-size: 1rem;
  transition: color 0.2s;
}

.nav-links a:hover {
  color: #1da1f2;
}

.menu-button {
  display: none;
  font-size: 2rem;
  cursor: pointer;
  color: #fff;
}

/* Side Menu */
.side-menu {
  display: none;
  flex-direction: column;
  position: fixed;
  top: 0;
  left: 0;
  padding: 80px 20px;
  height: 100%;
  width: 200px;
  background: #181818;
  z-index: 999;
  gap: 10px;
}

.side-menu.open {
  display: flex;
}

.side-menu a {
  color: #fff;
  margin: 15px 0;
  text-decoration: none;
  font-size: 1.1rem;
}

.side-menu a:hover {
  color: #1da1f2;
}

.side-menu .theme-toggle-btn {
  margin-top: 30px;
  align-self: stretch;
}

/* Banner */
.banner {
  position: relative;
  height: 60vh;
  min-height: 350px;
  background: url('https://lh5.googleusercontent.com/RAYmiupVEwN3lbzQzqWi5iGd-FKGaQO_RdRerUtCvuVodwU0JrSmp6QAgmydKah-AgFmSEq6P6I1B1fcapo3bTdOng85uOAwFk2UkcHpuMVt3VgpmS6LADB3vYEsyHmmHuAyUzkCrvs=w16383') center/cover no-repeat;
  display: flex;
  align-items: center;
  justify-content: center;
}

.banner-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(10, 10, 10, 0.5);
  z-index: 1;
}

.banner-text {
  position: relative;
  z-index: 2;
  text-align: center;
}

.banner-text h1 {
  font-size: 3rem;
  margin-bottom: 10px;
}

.banner-text p {
  font-size: 1.3rem;
  color: #ccc;
}

/* About Text */
.home-content {
  margin: 60px 0 30px 0;
  font-size: 1.2rem;
  text-align: center;
}

/* Social Links */
.social-links {
  display: flex;
  justify-content: center;
  gap: 25px;
  margin-bottom: 40px;
}

.social-links a {
  color: #fff;
  font-size: 1.7rem;
  transition: color 0.2s;
}

.social-links a:hover:nth-child(1) { color: #e1306c; }
.social-links a:hover:nth-child(2) { color: #1da1f2; }
.social-links a:hover:nth-child(3) { color: #6e5494; }
.social-links a:hover:nth-child(4) { color: #0077b5; }

/* Footer */
footer {
  flex-shrink: 0;
  width: 100%;
  background: #000;
  color: #aaa;
  padding: 20px 0;
}

.footer-container {
  max-width: 900px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
}

.footer-copyright {
  flex: 1;
  text-align: center;
  margin: 0;
}

.theme-toggle-btn {
  position: absolute;
  right: 0;
  padding: 6px 18px;
  border: none;
  border-radius: 5px;
  cursor: pointer;
  background: #222;
  color: #fff;
  display: flex;
  align-items: center;
  gap: 8px;
  transition: background 0.2s, color 0.2s;
}

.theme-toggle-btn:hover {
  background: #444;
}

/* Hide/show theme toggle buttons based on screen size */
.mobile-theme-toggle {
  display: none;
}
.desktop-theme-toggle {
  display: inline-flex;
}

@media (max-width: 768px) {
  .mobile-theme-toggle {
    display: inline-flex;
    margin-top: 20px;
  }
  .desktop-theme-toggle {
    display: none;
  }
  .nav-links {
    display: none;
  }
  .menu-button {
    display: block;
  }
  .header {
    justify-content: flex-start;
    gap: 15px;
  }
}