:root {
  --bg-color: #000000;
  --panel-bg: #0a0a0a;
  --border-color: #333333;
  --text-primary: #e0e0e0;
  --text-secondary: #888888;
  --accent-color: #ffb000; /* Terminal Amber */
  --accent-hover: #e09b00;
  --selection-bg: #ffb000;
  --selection-color: #000000;
  --font-mono: 'JetBrains Mono', monospace;
}

::selection {
  background-color: var(--selection-bg);
  color: var(--selection-color);
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  background-color: var(--bg-color);
  color: var(--text-primary);
  font-family: var(--font-mono);
  font-size: 14px;
  line-height: 1.6;
  padding: 1rem;
  overflow-x: hidden;
}

/* CRT / Scanlines effect */
body::after {
  content: " ";
  display: block;
  position: fixed;
  top: 0;
  left: 0;
  bottom: 0;
  right: 0;
  background: linear-gradient(
    to bottom,
    rgba(18, 16, 16, 0) 50%,
    rgba(0, 0, 0, 0.25) 50%
  );
  background-size: 100% 4px;
  z-index: 9999;
  pointer-events: none;
}

/* Tiling Layout Container */
.tiling-grid {
  display: grid;
  grid-template-columns: 1fr;
  grid-template-areas:
    "sidebar"
    "manifesto"
    "main";
  gap: 1rem;
  max-width: 1600px;
  margin: 0 auto;
}

@media (min-width: 1024px) {
  .tiling-grid {
    grid-template-columns: 320px 1fr;
    grid-template-areas:
      "sidebar manifesto"
      "sidebar main";
    align-items: start;
  }
}

/* Panels */
.panel {
  background-color: var(--panel-bg);
  border: 1px solid var(--border-color);
  display: flex;
  flex-direction: column;
}

.panel-header {
  background-color: var(--bg-color);
  border-bottom: 1px solid var(--border-color);
  padding: 0.5rem 1rem;
  font-size: 12px;
  color: var(--text-secondary);
  display: flex;
  justify-content: space-between;
  align-items: center;
  text-transform: uppercase;
}

.panel-title {
  color: var(--accent-color);
  font-weight: 700;
}

.panel-content {
  padding: 1.5rem;
  flex: 1;
  overflow-y: auto;
}

/* Assign Grid Areas */
.sidebar {
  grid-area: sidebar;
}

@media (min-width: 1024px) {
  .sidebar {
    position: sticky;
    top: 1rem;
  }
}

#manifesto {
  grid-area: manifesto;
}

.main-content {
  grid-area: main;
}

.profile-ascii {
  color: var(--accent-color);
  font-size: 10px;
  line-height: 1.2;
  margin-bottom: 1rem;
  white-space: pre;
}

.profile-info h1 {
  font-size: 1.5rem;
  margin-bottom: 0.5rem;
  text-transform: uppercase;
  letter-spacing: -0.5px;
}

.profile-info p {
  color: var(--text-secondary);
  margin-bottom: 1.5rem;
}

.system-status {
  border-top: 1px dashed var(--border-color);
  padding-top: 1rem;
  margin-top: 1rem;
  font-size: 12px;
}

.status-line {
  display: flex;
  justify-content: space-between;
  margin-bottom: 0.25rem;
}

.status-label {
  color: var(--text-secondary);
}

.status-value {
  color: var(--text-primary);
}

.status-value.ok {
  color: #00ff41;
}

/* Navigation / Links */
.nav-links {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  margin-top: 2rem;
}

.nav-link {
  display: block;
  padding: 0.5rem 1rem;
  border: 1px solid var(--border-color);
  color: var(--text-primary);
  text-decoration: none;
  text-transform: uppercase;
  font-size: 12px;
  transition: all 0.1s;
}

.nav-link:hover {
  background-color: var(--accent-color);
  color: var(--bg-color);
  border-color: var(--accent-color);
}

.nav-link::before {
  content: "> ";
  color: var(--text-secondary);
}
.nav-link:hover::before {
  color: var(--bg-color);
}

/* Main Content Area */
.main-content {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
}

@media (min-width: 1024px) {
  .main-content {
    grid-template-columns: 1fr 1fr;
  }
  .panel-full {
    grid-column: span 2;
  }
}

/* Typography & Elements */
h2 {
  font-size: 1.25rem;
  margin-bottom: 1rem;
  color: var(--text-primary);
  text-transform: uppercase;
}

h2::before {
  content: "■ ";
  color: var(--accent-color);
}

p {
  margin-bottom: 1rem;
}

a {
  color: var(--accent-color);
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
  background-color: var(--accent-color);
  color: var(--bg-color);
}

/* Lists */
ul {
  list-style-type: none;
  margin-bottom: 1rem;
}

ul li {
  position: relative;
  padding-left: 1.5rem;
  margin-bottom: 0.5rem;
}

ul li::before {
  content: "-";
  position: absolute;
  left: 0;
  color: var(--text-secondary);
}

/* Projects Grid */
.projects-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
}

.project-card {
  border: 1px solid var(--border-color);
  padding: 1rem;
  background-color: var(--bg-color);
  transition: border-color 0.2s;
}

.project-card:hover {
  border-color: var(--accent-color);
}

.project-header {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  margin-bottom: 0.5rem;
  border-bottom: 1px dashed var(--border-color);
  padding-bottom: 0.5rem;
}

.project-title {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--text-primary);
}

.project-tag {
  font-size: 10px;
  color: var(--bg-color);
  background-color: var(--accent-color);
  padding: 2px 6px;
  text-transform: uppercase;
}

.project-desc {
  color: var(--text-secondary);
  font-size: 13px;
  margin-bottom: 1rem;
}

/* Terminal Text Block */
.term-text {
  background-color: var(--bg-color);
  border: 1px solid var(--border-color);
  padding: 1rem;
  color: var(--text-secondary);
  font-size: 12px;
}

.term-text p {
  margin-bottom: 0.5rem;
}

.term-text p:last-child {
  margin-bottom: 0;
}

.blink {
  animation: blinker 1s linear infinite;
  color: var(--accent-color);
}

@keyframes blinker {
  50% { opacity: 0; }
}

/* Buttons */
.btn {
  display: inline-block;
  background-color: transparent;
  color: var(--accent-color);
  border: 1px solid var(--accent-color);
  padding: 0.5rem 1rem;
  text-transform: uppercase;
  font-size: 12px;
  cursor: pointer;
  transition: all 0.2s;
}

.btn:hover {
  background-color: var(--accent-color);
  color: var(--bg-color);
  text-decoration: none;
}

/* Timeline */
.timeline {
  border-left: 1px solid var(--border-color);
  padding-left: 1.5rem;
  margin-left: 0.5rem;
}

.timeline-item {
  position: relative;
  margin-bottom: 2rem;
}

.timeline-item::before {
  content: "";
  position: absolute;
  left: -20px;
  top: 5px;
  width: 9px;
  height: 9px;
  background-color: var(--bg-color);
  border: 1px solid var(--accent-color);
}

.timeline-title {
  font-weight: 700;
  margin-bottom: 0.25rem;
}

.timeline-desc {
  color: var(--text-secondary);
  font-size: 13px;
}

/* Open Source List */
.os-list {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.os-item {
  border-left: 2px solid var(--accent-color);
  padding-left: 1rem;
}

.os-item-title {
  font-weight: bold;
  color: var(--text-primary);
}

.os-item-desc {
  color: var(--text-secondary);
  font-size: 13px;
}