:root {
  /* 60-30-10 Color Scheme */
  --bg-color: #09090b;       /* 60% Background */
  --secondary-bg: #18181b;   /* 30% Secondary (Cards, Navbar) */
  --border-color: #27272a;
  
  --accent-color: #00ff88;   /* 10% Accent (Buttons, Highlights) */
  --accent-hover: #00cc6a;
  
  --text-main: #f4f4f5;
  --text-muted: #a1a1aa;
  
  --terminal-bg: #000000;
  --terminal-text: #e5e5e5;
  --terminal-green: #00ff88;
  --terminal-blue: #38bdf8;

  --font-ui: 'Inter', sans-serif;
  --font-mono: 'JetBrains Mono', monospace;
}

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

body {
  font-family: var(--font-ui);
  background-color: var(--bg-color);
  color: var(--text-main);
  line-height: 1.5;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

/* ── Navbar ── */
.navbar {
  display: flex;
  justify-content: center;
  align-items: center;
  padding: 1.5rem 2rem;
  background-color: var(--secondary-bg);
  border-bottom: 1px solid var(--border-color);
  gap: 3rem;
}

.nav-links {
  display: flex;
  gap: 2rem;
}

.nav-item {
  color: var(--text-muted);
  text-decoration: none;
  font-weight: 500;
  font-size: 0.95rem;
  transition: color 0.2s ease;
  padding: 0.5rem 1rem;
  border-radius: 6px;
}

.nav-item:hover {
  color: var(--text-main);
  background-color: rgba(255, 255, 255, 0.05);
}

.nav-item.active {
  color: var(--accent-color);
  background-color: rgba(0, 255, 136, 0.1);
}

.nav-cart {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background-color: var(--secondary-bg);
  border: 1px solid var(--border-color);
  color: var(--text-muted);
  cursor: pointer;
  transition: all 0.2s ease;
}

.nav-cart:hover {
  color: var(--accent-color);
  border-color: var(--accent-color);
  box-shadow: 0 0 10px rgba(0, 255, 136, 0.2);
}

/* ── Main Layout ── */
.container {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
  max-width: 1700px;
  width: 95%;
  margin: 0 auto;
  padding: 3rem 2rem;
  flex: 1;
}

.page-section {
  display: none;
}

.page-section.active {
  display: block;
}

.hero-section {
  min-height: 80vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  padding: 0;
  animation: fadeInUp 0.9s ease both;
}

.hero-copy {
  max-width: 900px;
  margin: 0 auto;
  text-align: center;
}

.eyebrow {
  color: var(--accent-color);
  text-transform: uppercase;
  letter-spacing: 0.3em;
  font-size: 0.85rem;
  margin-bottom: 1rem;
}

.hero-name {
  font-size: clamp(3rem, 7vw, 6rem);
  line-height: 1;
  letter-spacing: 0.05em;
}

.hero-text {
  color: var(--text-muted);
  font-size: 1.05rem;
  max-width: 56rem;
  margin: 0 auto 1.75rem;
}

/* ── Glassmorphism Box ── */
.glass-box {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1.5rem;
  padding: 1rem 2.5rem;
  background: rgba(0, 0, 0, 0.4);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid rgba(0, 255, 157, 0.2);
  border-radius: 999px;
  box-shadow: 0 0 30px rgba(0, 255, 157, 0.1), inset 0 0 20px rgba(0, 255, 157, 0.05);
  color: var(--accent-color);
  font-size: clamp(1.2rem, 1.8vw, 1.5rem);
  font-weight: 500;
  letter-spacing: 0.05em;
  z-index: 2;
  position: relative;
  margin-top: 1rem;
}

.split-text {
  display: inline-block;
  white-space: nowrap;
}

.split-divider {
  display: inline-block;
  opacity: 0.7;
}



.interest-pill-group {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 1rem;
}

.interest-pill {
  background: rgba(0, 255, 136, 0.1);
  border: 1px solid rgba(0, 255, 136, 0.25);
  color: var(--text-main);
  padding: 0.85rem 1.25rem;
  border-radius: 999px;
  font-weight: 700;
}

.split-section {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1.5rem;
  align-items: stretch;
}

.home-split .split-card {
  opacity: 0;
  transform: translateY(-80px);
  animation: 0.9s ease forwards;
  animation-play-state: paused;
}

.home-split.visible .drop-left {
  animation-name: dropLeft;
  animation-delay: 0.1s;
}

.home-split.visible .drop-right {
  animation-name: dropRight;
  animation-delay: 0.2s;
}

.split-card {
  background-color: var(--secondary-bg);
  border: 1px solid var(--border-color);
  border-radius: 24px;
  padding: 2.25rem;
  min-height: 260px;
}

.ai-card,
.comp-card {
  transform: translateY(0);
}

@keyframes dropLeft {
  from {
    opacity: 0;
    transform: translate(-40px, -120px);
  }
  to {
    opacity: 1;
    transform: translate(0, 0);
  }
}

@keyframes dropRight {
  from {
    opacity: 0;
    transform: translate(40px, -120px);
  }
  to {
    opacity: 1;
    transform: translate(0, 0);
  }
}

.split-label {
  display: inline-block;
  text-transform: uppercase;
  letter-spacing: 0.25em;
  font-size: 0.8rem;
  color: var(--accent-color);
  margin-bottom: 1rem;
}

.split-card h2 {
  font-size: clamp(2.4rem, 3.5vw, 4rem);
  margin-bottom: 1rem;
}

.split-card p {
  color: var(--text-muted);
  line-height: 1.8;
}

.posts-section {
}

.posts-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1.5rem;
}

.about-section,
.blog-section {
  background-color: var(--secondary-bg);
  border: 1px solid var(--border-color);
  border-radius: 24px;
  padding: 2rem;
  margin-top: 2rem;
}

.blog-section .section-intro {
  max-width: 900px;
  margin: 0 auto 1.5rem;
  text-align: center;
}

.about-card {
  display: grid;
  grid-template-columns: minmax(160px, 200px) minmax(0, 1fr);
  gap: 3rem;
  align-items: start;
  max-width: 900px;
  margin: 0 auto;
  background-color: rgba(0, 255, 136, 0.02);
  border: 1px solid var(--border-color);
  border-radius: 24px;
  padding: 2.5rem;
}

.about-photo {
  width: 100%;
  aspect-ratio: 1 / 1;
  border-radius: 50%;
  overflow: hidden;
}

.about-photo img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.about-photo-placeholder {
  width: 100%;
  height: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
  color: var(--text-muted);
  background-color: rgba(0, 255, 136, 0.03);
  border: 1px dashed var(--border-color);
  border-radius: 50%;
  font-size: 0.8rem;
  text-align: center;
  padding: 0 1rem;
}

.about-body h2 {
  color: var(--text-main);
  font-size: 2rem;
  margin: 0.5rem 0 1.25rem;
}

.about-body p {
  color: var(--text-muted);
  line-height: 1.8;
  text-align: left;
  margin-bottom: 1.25rem;
}

.about-body p a {
  color: var(--accent-color);
  text-decoration: underline;
  text-underline-offset: 2px;
}

.about-body p a:hover {
  color: var(--text-main);
}

.about-links {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  margin-top: 1.5rem;
}

.about-links a {
  color: var(--accent-color);
  text-decoration: none;
  font-weight: 500;
}

.about-links a:hover {
  color: var(--text-main);
}

.about-links-divider {
  color: var(--border-color);
}

/* ── Blog Post List ── */
.post-list {
  display: flex;
  flex-direction: column;
  max-width: 820px;
  margin: 1.5rem auto 0;
}

.post-row {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  padding: 1.5rem 0;
  border-bottom: 1px solid var(--border-color);
  text-decoration: none;
  color: inherit;
  transition: opacity 0.2s ease;
}

.post-row:last-child {
  border-bottom: none;
}

.post-row:hover {
  opacity: 0.85;
}

.post-row:hover .post-row-body h3 {
  color: var(--accent-color);
}

.post-row-thumb {
  flex: 0 0 140px;
  width: 140px;
  height: 105px;
  border-radius: 14px;
  overflow: hidden;
  background-color: var(--secondary-bg);
}

.post-row-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.post-row-thumb--placeholder {
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-muted);
  background-color: rgba(0, 255, 136, 0.03);
  border: 1px dashed var(--border-color);
}

.post-row-body h3 {
  color: var(--text-main);
  font-size: 1.15rem;
  margin-bottom: 0.4rem;
  transition: color 0.2s ease;
}

.post-row-body p {
  color: var(--text-muted);
  font-size: 0.92rem;
  line-height: 1.55;
  margin-bottom: 0.5rem;
}

.post-row-date {
  color: var(--text-muted);
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.03em;
}

.post-panel {
  background-color: var(--secondary-bg);
  border: 1px solid var(--border-color);
  border-radius: 24px;
  padding: 1.75rem;
}

.post-panel h3 {
  margin-bottom: 1rem;
  color: var(--accent-color);
}

.post-card {
  background-color: rgba(0, 255, 136, 0.05);
  border: 1px solid rgba(0, 255, 136, 0.15);
  border-radius: 16px;
  padding: 1rem 1.1rem;
  margin-bottom: 1rem;
  transition: transform 0.2s ease, background-color 0.2s ease;
}

.post-card a {
  color: var(--text-main);
  text-decoration: none;
  font-weight: 600;
}

.post-card:hover {
  transform: translateY(-2px);
  background-color: rgba(0, 255, 136, 0.14);
}

.mesh-section {
  padding: 3rem 0 4rem;
}

.mesh-intro {
  max-width: 900px;
  margin: 0 auto 2rem;
  text-align: center;
}

.section-label {
  display: inline-block;
  text-transform: uppercase;
  letter-spacing: 0.3em;
  color: var(--accent-color);
  margin-bottom: 1rem;
  font-size: 0.8rem;
}

.mesh-intro h2 {
  font-size: clamp(2rem, 4vw, 3rem);
  margin-bottom: 1rem;
}

.mesh-intro p {
  color: var(--text-muted);
  max-width: 58rem;
  margin: 0 auto;
}

.mesh-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.4fr) minmax(280px, 0.85fr);
  gap: 2rem;
}

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(24px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes slideInLeft {
  from {
    opacity: 0;
    transform: translateX(-36px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes slideInRight {
  from {
    opacity: 0;
    transform: translateX(36px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

/* ── Left Column: Repair Engine ── */
.repair-section {
  display: flex;
  flex-direction: column;
}

.repair-container {
  display: flex;
  flex-direction: column;
  gap: 2rem;
  background-color: var(--secondary-bg);
  padding: 2rem;
  border-radius: 16px;
  border: 1px solid var(--border-color);
  box-shadow: 0 10px 30px rgba(0,0,0,0.5);
}

.action-card {
  display: flex;
  justify-content: center;
  align-items: center;
  padding: 2rem;
  background-color: rgba(0, 255, 136, 0.05);
  border: 1px dashed rgba(0, 255, 136, 0.3);
  border-radius: 12px;
  transition: all 0.3s ease;
}

.action-card.hidden {
  display: none;
}

/* ── Buttons ── */
.btn-accent {
  background-color: var(--accent-color);
  color: #000;
  border: none;
  padding: 1rem 2rem;
  font-size: 1rem;
  font-weight: 600;
  border-radius: 8px;
  cursor: pointer;
  transition: all 0.2s ease;
  font-family: var(--font-ui);
  box-shadow: 0 4px 14px rgba(0, 255, 136, 0.3);
}

.btn-accent:hover {
  background-color: var(--accent-hover);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(0, 255, 136, 0.4);
}

.btn-accent:active {
  transform: translateY(0);
}

.btn-secondary {
  background-color: transparent;
  color: var(--text-main);
  border: 1px solid var(--border-color);
  padding: 0.75rem 1.5rem;
  font-size: 0.95rem;
  font-weight: 500;
  border-radius: 6px;
  cursor: pointer;
  transition: all 0.2s ease;
  width: 100%;
}

.btn-secondary:hover {
  border-color: var(--text-main);
  background-color: rgba(255,255,255,0.05);
}

/* ── Terminal ── */
.terminal {
  background-color: var(--terminal-bg);
  border-radius: 12px;
  border: 1px solid #333;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  min-height: 400px;
  box-shadow: inset 0 0 20px rgba(0,0,0,0.8);
}

.terminal-header {
  background-color: #1a1a1a;
  padding: 0.75rem 1rem;
  display: flex;
  align-items: center;
  gap: 8px;
  border-bottom: 1px solid #333;
}

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

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

.terminal-header .title {
  margin-left: auto;
  margin-right: auto;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: #888;
}

.terminal-body {
  padding: 1.5rem;
  font-family: var(--font-mono);
  font-size: 0.9rem;
  color: var(--terminal-text);
  flex: 1;
  overflow-y: auto;
  line-height: 1.6;
}

.terminal .line { margin-bottom: 4px; }
.terminal .text-muted { color: #666; }
.terminal .text-green { color: var(--terminal-green); }
.terminal .text-blue { color: var(--terminal-blue); }

.cursor-blink {
  display: inline-block;
  width: 8px;
  height: 15px;
  background-color: var(--terminal-text);
  animation: blink 1s step-end infinite;
  vertical-align: middle;
  margin-left: 4px;
}

@keyframes blink {
  0%, 100% { opacity: 1; }
  50% { opacity: 0; }
}

/* ── Sidebar: API Cards ── */
.sidebar {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.api-card {
  background-color: var(--secondary-bg);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  padding: 1.25rem;
  position: relative;
  transition: transform 0.3s ease, border-color 0.3s ease;
}

.api-card:hover {
  transform: translateY(-5px);
  border-color: rgba(255,255,255,0.2);
}

.api-card.featured {
  border-color: var(--accent-color);
  box-shadow: 0 0 20px rgba(0, 255, 136, 0.1);
}

.api-card .badge {
  position: absolute;
  top: -12px;
  right: 20px;
  background-color: var(--accent-color);
  color: #000;
  font-size: 0.75rem;
  font-weight: 700;
  padding: 4px 10px;
  border-radius: 12px;
  text-transform: uppercase;
}

.api-card h3 {
  font-size: 1.1rem;
  margin-bottom: 0.5rem;
  color: var(--text-main);
}

.api-card .price {
  font-size: 1.5rem;
  margin-bottom: 1rem;
  color: var(--text-main);
}

.api-card .price span {
  font-size: 0.85rem;
  color: var(--text-muted);
  font-weight: 400;
}

.api-card .features {
  list-style: none;
  margin-bottom: 1.25rem;
}

.api-card .features li {
  color: var(--text-muted);
  font-size: 0.85rem;
  margin-bottom: 0.5rem;
  display: flex;
  align-items: center;
}

.api-card .features li::before {
  content: '✓';
  color: var(--accent-color);
  margin-right: 10px;
  font-weight: bold;
}

.api-card .btn-secondary {
  padding: 0.5rem 1rem;
  font-size: 0.85rem;
}

/* Responsive */
@media (max-width: 1024px) {
  .container {
    grid-template-columns: 1fr;
  }

  .split-section,
  .posts-grid,
  .mesh-grid,
  .about-card {
    grid-template-columns: 1fr;
  }

  .post-row {
    align-items: flex-start;
    gap: 1rem;
  }

  .post-row-thumb {
    flex-basis: 90px;
    width: 90px;
    height: 90px;
  }

  .post-row-body h3 {
    font-size: 1rem;
  }

  .about-card {
    padding: 1.75rem;
  }

  .about-photo {
    max-width: 180px;
    margin: 0 auto;
  }

  .sidebar {
    flex-direction: row;
    flex-wrap: wrap;
  }
  
  .api-card {
    flex: 1;
    min-width: 300px;
  }
}

@media (max-width: 768px) {
  .nav-links {
    display: none; /* simple mobile nav hide for now */
  }
  .navbar {
    justify-content: space-between;
  }

  .hero-copy h1 {
    font-size: clamp(2.5rem, 9vw, 4rem);
  }

  .split-card,
  .post-panel,
  .mesh-grid {
    grid-template-columns: 1fr;
  }

  .mesh-grid {
    display: block;
  }
}

/* Progress Circle Styles */
.circular-chart {
  display: block;
  margin: 0;
  max-width: 80%;
  max-height: 250px;
}
.circle-bg {
  fill: none;
  stroke: var(--border-color);
  stroke-width: 3.8;
}
.circle {
  fill: none;
  stroke-width: 2.8;
  stroke-linecap: round;
  stroke: var(--terminal-green);
  transition: stroke-dasharray 0.5s ease;
}

/* Standalone Blog Post Article */
.post-article {
  max-width: 760px;
  margin: 0 auto;
  padding: 3rem 0 5rem;
}

.post-back {
  display: inline-block;
  color: var(--text-muted);
  text-decoration: none;
  font-size: 0.9rem;
  margin-bottom: 1.5rem;
  transition: color 0.2s ease;
}

.post-back:hover {
  color: var(--accent-color);
}

.post-article h1 {
  color: var(--text-main);
  font-size: clamp(1.8rem, 4vw, 2.6rem);
  line-height: 1.25;
  margin: 0.75rem 0 0.5rem;
}

.post-meta {
  color: var(--text-muted);
  font-family: var(--font-mono);
  font-size: 0.85rem;
  margin-bottom: 2.5rem;
}

.post-article h2 {
  color: var(--accent-color);
  font-size: 1.4rem;
  margin: 2.5rem 0 1rem;
}

.post-article p {
  color: var(--text-muted);
  line-height: 1.8;
  margin-bottom: 1.25rem;
}

.post-article ul,
.post-article ol {
  color: var(--text-muted);
  line-height: 1.8;
  margin: 0 0 1.5rem 1.5rem;
}

.post-article li {
  margin-bottom: 0.5rem;
}

.post-article strong {
  color: var(--text-main);
}

.post-article code {
  font-family: var(--font-mono);
  background-color: rgba(0, 255, 136, 0.08);
  color: var(--terminal-green);
  padding: 0.15rem 0.4rem;
  border-radius: 4px;
  font-size: 0.88em;
}

.post-article pre {
  background-color: var(--terminal-bg);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  padding: 1.25rem 1.5rem;
  overflow-x: auto;
  margin: 1.5rem 0;
}

.post-article pre code {
  background: none;
  padding: 0;
  color: var(--terminal-text);
  font-size: 0.85rem;
  line-height: 1.6;
}

.post-article h3 {
  color: var(--text-main);
  font-size: 1.15rem;
  margin: 2rem 0 0.75rem;
}

.post-article h4 {
  color: var(--text-main);
  font-size: 1rem;
  margin: 1.75rem 0 0.5rem;
}

.post-article img {
  max-width: 100%;
  height: auto;
  display: block;
  border: 1px solid var(--border-color);
  border-radius: 12px;
  margin: 1.5rem 0;
}

.post-article hr {
  border: none;
  border-top: 1px solid var(--border-color);
  margin: 2.5rem 0;
}

.post-article table {
  width: 100%;
  border-collapse: collapse;
  margin: 1.5rem 0;
  font-size: 0.9rem;
  overflow-x: auto;
  display: block;
}

.post-article th,
.post-article td {
  border: 1px solid var(--border-color);
  padding: 0.6rem 0.9rem;
  text-align: left;
  vertical-align: top;
}

.post-article th {
  color: var(--accent-color);
  background-color: rgba(0, 255, 136, 0.04);
  font-weight: 600;
  white-space: nowrap;
}

.post-article td {
  color: var(--text-muted);
}