/* === Base Styles === */
body {
  font-family: 'Roboto', Arial, sans-serif;
  background: #10131a;
  color: #e6e6e6;
  margin: 0;
  padding: 0;
  min-height: 100vh;
  overflow-x: hidden;
}

/* === Sidebar === */
.sidebar {
  position: fixed;
  top: 0; left: 0;
  height: 100vh;
  width: 270px;
  background: rgba(20, 22, 30, 0.98);
  box-shadow: 2px 0 24px 0 #0ff2ff33;
  z-index: 2000;
  transform: translateX(0);
  transition: transform 0.3s cubic-bezier(.77,0,.18,1);
  border-right: 1px solid #22242a;
  display: flex;
  flex-direction: column;
}
.sidebar:not(.open) {
  transform: translateX(-100%);
}
.sidebar-header {
  padding: 2.5rem 1rem 1rem 1rem;
  border-bottom: 1px solid #23242a;
  background: none;
}
.profile-pic {
  width: 100px;
  height: 100px;
  border-radius: 50%;
  border: 2px solid #0ff2ff;
  object-fit: cover;
  box-shadow: 0 0 16px #0ff2ff44;
}
.nav-link {
  color: #e6e6e6;
  font-family: 'Orbitron', monospace;
  font-size: 1.1rem;
  letter-spacing: 1px;
  padding: 0.7rem 1.5rem;
  border-radius: 8px;
  margin-bottom: 0.5rem;
  transition: background 0.2s, color 0.2s;
}
.nav-link:hover, .nav-link.active {
  background: #0ff2ff22;
  color: #0ff2ff;
}
.sandwich-btn {
  position: fixed;
  top: 1.5rem;
  left: 1.5rem;
  z-index: 2100;
  width: 44px;
  height: 44px;
  background: #181b22;
  border: none;
  border-radius: 50%;
  box-shadow: 0 2px 12px #0ff2ff22;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 6px;
  cursor: pointer;
  transition: background 0.2s;
}
.sandwich-btn span {
  display: block;
  width: 24px;
  height: 3px;
  background: #0ff2ff;
  border-radius: 2px;
  transition: all 0.2s;
}

.main-content {
  margin-left: 270px;
  transition: margin-left 0.3s cubic-bezier(.77,0,.18,1);
}
.sidebar:not(.open) ~ .main-content {
  margin-left: 0;
}

@media (max-width: 991px) {
  .sidebar {
    width: 220px;
  }
  .main-content {
    margin-left: 0;
  }
  .sidebar.open ~ .main-content {
    margin-left: 220px;
  }
}
@media (max-width: 767px) {
  .sidebar {
    width: 100vw;
    max-width: 100vw;
    border-right: none;
  }
  .main-content, .sidebar.open ~ .main-content {
    margin-left: 0;
  }
}

/* === Banner Section === */
.banner-section {
  position: relative;
  min-height: 100vh;
  background: #181b22;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}
.banner-overlay {
  position: absolute;
  top: 0; left: 0; right: 0; bottom: 0;
  background: linear-gradient(120deg, #0ff2ff11 0%, #10131a 100%);
  z-index: 2;
}
#matrix-canvas {
  position: absolute;
  top: 0; left: 0; width: 100%; height: 100%;
  z-index: 1;
  pointer-events: none;
  opacity: 0.7;
}
.banner-content {
  position: relative;
  z-index: 3;
  color: #e6e6e6;
  text-shadow: 0 2px 24px #0ff2ff22;
}
.banner-content h1 {
  font-family: 'Orbitron', monospace;
  color: #0ff2ff;
  letter-spacing: 2px;
}
.banner-content p.lead {
  color: #e6e6e6;
  font-size: 1.3rem;
}

/* === Portfolio, About, Contact Sections === */
.section-futuristic {
  padding: 80px 0 60px 0;
  background: #10131a;
  border-top: 1px solid #23242a;
  border-bottom: 1px solid #23242a;
}
.section-title {
  font-family: 'Orbitron', monospace;
  color: #0ff2ff;
  font-size: 2.2rem;
  margin-bottom: 1.5rem;
  letter-spacing: 2px;
}
.section-desc {
  color: #b0b0b0;
  font-size: 1.1rem;
  margin-bottom: 2rem;
}
.futuristic-link {
  color: #0ff2ff;
  text-decoration: underline;
  font-weight: 500;
  transition: color 0.2s;
}
.futuristic-link:hover {
  color: #fff;
}
.project-list {
  list-style: none;
  padding-left: 0;
  color: #e6e6e6;
}
.project-list li {
  padding: 0.3rem 0;
  border-left: 3px solid #0ff2ff;
  margin-bottom: 0.5rem;
  padding-left: 1rem;
  font-size: 1.05rem;
  background: #181b22;
  border-radius: 4px;
}

/* === About Me Image === */
.about-img-placeholder {
  width: 140px;
  height: 140px;
  background: linear-gradient(135deg, #0ff2ff44 0%, #23242a 100%);
  border-radius: 50%;
  margin: 0 auto;
  box-shadow: 0 0 24px #0ff2ff33;
  display: flex;
  align-items: center;
  justify-content: center;
  object-fit: cover;
}
.about-placeholder {
  color: #b0b0b0;
  font-size: 1.1rem;
}

/* === Buttons === */
.futuristic-btn, .btn-outline-light.futuristic-btn {
  background: #0ff2ff;
  color: #10131a;
  border: 1px solid #0ff2ff;
  font-family: 'Orbitron', monospace;
  letter-spacing: 1px;
  border-radius: 8px;
  box-shadow: 0 2px 12px #0ff2ff33;
  transition: background 0.2s, color 0.2s;
}
.futuristic-btn:hover, .btn-outline-light.futuristic-btn:hover {
  background: #10131a;
  color: #0ff2ff;
  border: 1px solid #0ff2ff;
}

/* === Contact Placeholder === */
.contact-placeholder {
  color: #b0b0b0;
  font-size: 1.1rem;
}

/* === Scrollbar === */
::-webkit-scrollbar {
  width: 8px;
  background: #181b22;
}
::-webkit-scrollbar-thumb {
  background: #0ff2ff44;
  border-radius: 8px;
}

html {
  scroll-behavior: smooth;
}

/* === Typewriter Effect === */
.typewriter {
  display: inline-block;
  border-right: 2px solid #ff2fff;
  color: #ff2fff !important;
  font-family: 'Orbitron', monospace;
  font-size: inherit;
  white-space: nowrap;
  overflow: hidden;
  animation: blink-caret 0.8s step-end infinite;
}
@keyframes blink-caret {
  0%, 100% { border-color: #ff2fff; }
  50% { border-color: transparent; }
}

.sidebar-header .text-muted {
  color: #7ff6ff !important;
  letter-spacing: 1px;
  font-weight: 500;
}

.banner-portfolio-btn {
  font-size: 1.15rem;
  padding: 0.75rem 2.2rem;
  box-shadow: 0 0 16px #0ff2ff55;
  margin-top: 2rem;
  font-family: 'Orbitron', monospace;
  letter-spacing: 1px;
}

/* === Sidebar Social/Contact Icons === */
.sidebar-icons {
  width: 100%;
  padding-top: 1.5rem;
  border-top: 1px solid #23242a;
}
.sidebar-icon-link {
  color: #0ff2ff;
  opacity: 0.8;
  transition: color 0.2s, opacity 0.2s, transform 0.2s;
  font-size: 1.3em;
}
.sidebar-icon-link:hover {
  color: #ff2fff;
  opacity: 1;
  transform: scale(1.15);
  text-decoration: none;
}