/* COMPONENTS CSS - Lil.Wide.Codes V3 | Purpose: Glass cards, terminal, changelogs, timelines, sandbox & banners */

/* BUTTONS */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.75rem 1.5rem;
  font-size: var(--text-sm);
  font-weight: 600;
  border-radius: 8px;
  cursor: pointer;
  transition: var(--transition-fast);
  border: 1px solid transparent;
}

.btn-primary {
  background-color: var(--color-accent-blue);
  color: #fff;
  box-shadow: 0 4px 14px rgba(79, 140, 255, 0.3);
}

.btn-primary:hover {
  background-color: #3b7be3;
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(79, 140, 255, 0.4);
}

.btn-secondary {
  background: rgba(255, 255, 255, 0.04);
  color: var(--color-text-primary);
  border: 1px solid var(--color-border);
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.08);
  border-color: var(--color-accent-cyan);
  transform: translateY(-2px);
}

body.light-theme .btn-secondary {
  background: rgba(0, 0, 0, 0.02);
}
body.light-theme .btn-secondary:hover {
  background: rgba(0, 0, 0, 0.05);
}

.btn-group {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
  margin-top: var(--space-md);
}

/* CARDS */
.card, .project-card, .case-card, .learn-card {
  background: var(--color-surface-glass);
  border: 1px solid var(--color-border);
  border-radius: 12px;
  padding: var(--space-md);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
  transition: var(--transition-smooth);
  position: relative;
  overflow: hidden;
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
}

body.light-theme .card, body.light-theme .project-card, body.light-theme .case-card, body.light-theme .learn-card {
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.03);
}

.card:hover, .project-card:hover, .case-card:hover, .learn-card:hover {
  transform: translateY(-5px);
  border-color: rgba(0, 242, 254, 0.25);
  box-shadow: 0 15px 35px rgba(0, 242, 254, 0.05);
}

.card.muted, .project-card.muted, .case-card.muted, .learn-card.muted {
  opacity: 0.6;
}

/* Spotlight Glow Effect (Requires JS) */
.interactive-glow::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: radial-gradient(
    600px circle at var(--mouse-x, 0px) var(--mouse-y, 0px),
    rgba(0, 242, 254, 0.08),
    transparent 40%
  );
  z-index: 1;
  pointer-events: none;
  opacity: 0;
  transition: opacity 0.5s ease;
}

body.light-theme .interactive-glow::before {
  background: radial-gradient(
    600px circle at var(--mouse-x, 0px) var(--mouse-y, 0px),
    rgba(0, 150, 200, 0.05),
    transparent 40%
  );
}

.interactive-glow:hover::before {
  opacity: 1;
}

.card-content {
  position: relative;
  z-index: 2;
}

/* METRICS STATUS DASHBOARD (Homepage V3) */
.metrics-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: var(--space-md);
  margin-top: var(--space-md);
}

.metric-card {
  text-align: center;
  padding: var(--space-md) var(--space-sm);
}

.metric-value {
  font-size: var(--text-xxl);
  font-weight: 800;
  color: var(--color-accent-cyan);
  margin-bottom: var(--space-xs);
  line-height: 1;
  font-family: var(--font-mono);
}

.metric-label {
  font-size: var(--text-xs);
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--color-text-muted);
  font-weight: 600;
}

/* TECH STACKS */
.tech-stack {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
  list-style: none;
  margin-block: var(--space-sm);
}

.tech-stack li {
  font-size: var(--text-xs);
  font-family: var(--font-mono);
  font-weight: 500;
  padding: 0.25rem 0.6rem;
  border-radius: 6px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.06);
  color: var(--color-text-secondary);
}

body.light-theme .tech-stack li {
  background: rgba(0, 0, 0, 0.03);
  border-color: rgba(0, 0, 0, 0.05);
}

/* STATUS BADGE */
.status-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  font-size: var(--text-xs);
  font-weight: 600;
  padding: 0.2rem 0.6rem;
  border-radius: 999px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.status-badge.active {
  background: rgba(0, 242, 254, 0.1);
  color: var(--color-accent-cyan);
  border: 1px solid rgba(0, 242, 254, 0.25);
}

.status-badge.completed {
  background: rgba(54, 211, 153, 0.1);
  color: #36d399;
  border: 1px solid rgba(54, 211, 153, 0.25);
}

.status-badge.planned {
  background: rgba(255, 178, 0, 0.1);
  color: #ffb200;
  border: 1px solid rgba(255, 178, 0, 0.25);
}

.status-badge.vision {
  background: rgba(181, 99, 255, 0.1);
  color: var(--color-accent-purple);
  border: 1px solid rgba(181, 99, 255, 0.25);
}

/* TERMINAL WIDGET */
.terminal-window {
  background: #080c14;
  border: 1px solid var(--color-border);
  border-radius: 12px;
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.4);
  font-family: var(--font-mono);
  overflow: hidden;
  max-width: 800px;
  margin-inline: auto;
  margin-top: var(--space-xl);
}

body.light-theme .terminal-window {
  background: #f1f3f6;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.05);
}

.terminal-header {
  background: rgba(255, 255, 255, 0.02);
  border-bottom: 1px solid var(--color-border);
  padding: var(--space-xs) var(--space-sm);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.terminal-dots {
  display: flex;
  gap: 6px;
}

.terminal-dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
}

.terminal-dot.red { background: #ff5f56; }
.terminal-dot.yellow { background: #ffbd2e; }
.terminal-dot.green { background: #27c93f; }

.terminal-title {
  color: var(--color-text-muted);
  font-size: var(--text-xs);
}

.terminal-body {
  padding: var(--space-sm);
  height: 320px;
  overflow-y: auto;
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
  line-height: 1.5;
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.terminal-line {
  word-break: break-all;
}

.terminal-output {
  color: var(--color-text-primary);
}

.terminal-input-line {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.terminal-prompt {
  color: var(--color-accent-cyan);
  font-weight: bold;
}

.terminal-text-input {
  background: transparent;
  border: none;
  color: var(--color-text-primary);
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  outline: none;
  flex-grow: 1;
}

/* ROADMAP TIMELINE */
.timeline {
  position: relative;
  max-width: 800px;
  margin: var(--space-xl) auto 0;
  padding-left: var(--space-lg);
}

.timeline::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  width: 2px;
  height: 100%;
  background: linear-gradient(180deg, var(--color-accent-cyan), var(--color-accent-blue), var(--color-border));
}

.timeline-item {
  position: relative;
  margin-bottom: var(--space-xl);
}

.timeline-dot-marker {
  position: absolute;
  left: calc(-1 * var(--space-lg) - 5px);
  top: 6px;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background-color: var(--color-bg);
  border: 3px solid var(--color-accent-cyan);
  box-shadow: 0 0 8px var(--color-accent-cyan);
  transition: var(--transition-smooth);
}

.timeline-item:hover .timeline-dot-marker {
  transform: scale(1.3);
  border-color: var(--color-accent-blue);
  box-shadow: 0 0 12px var(--color-accent-blue);
}

.timeline-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: var(--space-xs);
  margin-bottom: var(--space-xs);
}

.timeline-content {
  padding-left: var(--space-xs);
}

.timeline-content ul {
  list-style: none;
  margin-top: var(--space-xs);
}

.timeline-content li {
  position: relative;
  padding-left: var(--space-sm);
  margin-bottom: 0.4rem;
  color: var(--color-text-secondary);
  font-size: var(--text-sm);
}

.timeline-content li::before {
  content: "→";
  position: absolute;
  left: 0;
  color: var(--color-accent-cyan);
}

/* LINEAR-STYLE CHANGELOG STREAM */
.changelog-stream {
  margin-top: var(--space-xl);
  display: flex;
  flex-direction: column;
  gap: var(--space-lg);
  max-width: 800px;
  margin-inline: auto;
}

.changelog-row {
  display: grid;
  grid-template-columns: 140px 1fr;
  gap: var(--space-md);
  align-items: start;
}

@media (max-width: 600px) {
  .changelog-row {
    grid-template-columns: 1fr;
    gap: var(--space-xs);
  }
  .changelog-date {
    margin-bottom: 0.2rem;
  }
}

.changelog-date {
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  color: var(--color-accent-cyan);
  font-weight: bold;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  white-space: nowrap;
}

.changelog-date::before {
  content: "";
  display: inline-block;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--color-accent-cyan);
  box-shadow: 0 0 6px var(--color-accent-cyan);
}

.changelog-card {
  padding: var(--space-sm) var(--space-md);
  border-radius: 8px;
}

.changelog-card h4 {
  font-size: var(--text-md);
  margin-bottom: 0.4rem;
  color: var(--color-text-primary);
}

.changelog-card p {
  font-size: var(--text-sm);
  margin-bottom: 0;
}

/* INTERACTIVE CODE SANDBOX RUNNER (Docs V3) */
.code-sandbox {
  border: 1px solid var(--color-border);
  border-radius: 8px;
  background: var(--color-surface);
  overflow: hidden;
  margin-top: var(--space-sm);
}

.sandbox-header {
  background: rgba(255, 255, 255, 0.01);
  padding: 0.5rem 1rem;
  border-bottom: 1px solid var(--color-border);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.sandbox-lang {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  color: var(--color-text-muted);
}

.sandbox-run-btn {
  background: var(--color-accent-cyan);
  color: #06080e;
  border: none;
  padding: 0.25rem 0.6rem;
  font-size: var(--text-xs);
  font-weight: bold;
  border-radius: 4px;
  cursor: pointer;
  transition: var(--transition-fast);
}

.sandbox-run-btn:hover {
  background: var(--color-accent-blue);
  color: #fff;
}

.sandbox-editor {
  padding: 1rem;
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
  background: rgba(0, 0, 0, 0.15);
  border-bottom: 1px solid var(--color-border);
  overflow-x: auto;
}

.sandbox-output {
  padding: 0.75rem 1rem;
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  color: var(--color-text-primary);
  background: rgba(0, 0, 0, 0.3);
  min-height: 40px;
  display: none;
  animation: slideDown 0.2s ease-out;
}

.sandbox-output.open {
  display: block;
}

/* SVG INTERACTIVE FLOWCHARTS (Case Studies V3) */
.svg-blueprint-container {
  background: var(--color-surface-glass);
  border: 1px solid var(--color-border);
  border-radius: 12px;
  padding: var(--space-md);
  margin-top: var(--space-md);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-md);
}

.blueprint-svg {
  width: 100%;
  max-width: 650px;
  height: auto;
}

.blueprint-node {
  cursor: pointer;
  transition: transform 0.2s ease;
}

.blueprint-node rect {
  fill: var(--color-surface);
  stroke: var(--color-border);
  stroke-width: 1.5px;
  transition: var(--transition-fast);
}

.blueprint-node text {
  fill: var(--color-text-secondary);
  font-family: var(--font-primary);
  font-weight: 600;
  font-size: 14px;
  transition: var(--transition-fast);
}

.blueprint-node:hover rect, .blueprint-node.active rect {
  stroke: var(--color-accent-cyan);
  fill: rgba(0, 242, 254, 0.05);
}

.blueprint-node:hover text, .blueprint-node.active text {
  fill: var(--color-text-primary);
}

.blueprint-line {
  stroke: var(--color-border);
  stroke-width: 2px;
  fill: none;
  stroke-dasharray: 4;
  animation: flowLine 20s linear infinite;
}

@keyframes flowLine {
  to {
    stroke-dashoffset: -200;
  }
}

.blueprint-info-pane {
  width: 100%;
  background: rgba(0, 0, 0, 0.2);
  border-radius: 8px;
  padding: var(--space-sm) var(--space-md);
  border-left: 3px solid var(--color-accent-cyan);
  min-height: 80px;
}

.blueprint-info-pane h4 {
  color: var(--color-accent-cyan);
  font-size: var(--text-md);
  margin-bottom: 0.25rem;
}

.blueprint-info-pane p {
  margin-bottom: 0;
  font-size: var(--text-sm);
}

/* OFFLINE PWA BANNER ALERT */
.offline-banner {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  background: var(--color-accent-orange);
  color: #fff;
  text-align: center;
  font-size: var(--text-xs);
  font-weight: bold;
  padding-block: 0.35rem;
  z-index: 1001;
  display: none;
  box-shadow: 0 2px 10px rgba(0,0,0,0.2);
}

.offline-banner.visible {
  display: block;
}

/* CASE STUDY DETAILS ACCORDION */
.case-card details {
  margin-top: var(--space-xs);
}

.case-card summary {
  cursor: pointer;
  font-weight: 600;
  color: var(--color-accent-cyan);
  outline: none;
  user-select: none;
  padding-block: var(--space-xs);
}

.case-card details[open] summary {
  border-bottom: 1px solid var(--color-border);
  margin-bottom: var(--space-sm);
}

.case-body {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
  animation: slideDown 0.3s ease-out;
}

@keyframes slideDown {
  from { opacity: 0; transform: translateY(-10px); }
  to { opacity: 1; transform: translateY(0); }
}

.case-body h4 {
  font-size: var(--text-md);
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--color-accent-blue);
  margin-top: var(--space-xs);
}

.case-body ul {
  list-style: none;
}

.case-body li {
  position: relative;
  padding-left: var(--space-sm);
  margin-bottom: 0.25rem;
  color: var(--color-text-secondary);
}

.case-body li::before {
  content: "■";
  font-size: 6px;
  position: absolute;
  left: 0;
  top: 10px;
  color: var(--color-accent-cyan);
}

/* INTERACTIVE FORM FIELDS */
.form-group {
  margin-bottom: var(--space-md);
}

.form-label {
  display: block;
  font-size: var(--text-xs);
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--color-text-muted);
  margin-bottom: var(--space-xs);
  font-weight: 600;
}

.form-input, .form-textarea {
  width: 100%;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: 8px;
  padding: 0.75rem 1rem;
  color: var(--color-text-primary);
  font-family: var(--font-primary);
  font-size: var(--text-md);
  outline: none;
  transition: var(--transition-fast);
}

.form-input:focus, .form-textarea:focus {
  border-color: var(--color-accent-cyan);
  box-shadow: 0 0 10px rgba(0, 242, 254, 0.15);
  background: var(--color-surface-hover);
}

.form-textarea {
  min-height: 150px;
  resize: vertical;
}

/* PROGRESS BAR */
.progress-bar {
  position: fixed;
  top: 0;
  left: 0;
  width: 0%;
  height: 3px;
  background: linear-gradient(90deg, var(--color-accent-cyan), var(--color-accent-blue), var(--color-accent-purple));
  z-index: 1000;
  transition: width 0.1s ease;
}