/* ===== RESET & BASE ===== */
*, *::before, *::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

:root {
  --green-main: #C7F12E;
  --green-light: #DFFF3A;
  --green-lime: #B7E61E;
  --green-mid: #8CBF28;
  --green-dark: #4E7420;
  --bg-black: #0D0F0B;
  --bg-gray: #1B1F1A;
  --text-primary: #e8e8e8;
  --text-secondary: #a0a0a0;
  --text-muted: #6b6b6b;
  --border-color: #2a2e28;
  --card-bg: #151914;
}

html { scroll-behavior: smooth; }

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  background-color: var(--bg-black);
  color: var(--text-primary);
  line-height: 1.6;
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
}

a { color: var(--green-main); text-decoration: none; transition: color 0.2s; }
a:hover { color: var(--green-light); }
code { font-family: 'Fira Code', 'Consolas', monospace; background: rgba(199,241,46,0.08); padding: 0.15em 0.4em; border-radius: 4px; font-size: 0.9em; color: var(--green-lime); }

/* ===== HEADER ===== */
header {
  background-color: var(--bg-gray);
  border-bottom: 1px solid var(--border-color);
  position: sticky;
  top: 0;
  z-index: 100;
}

.header-inner {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0.8rem 2rem;
  display: flex;
  align-items: center;
  gap: 1.5rem;
}

#logo-link {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  color: var(--text-primary);
  text-decoration: none;
}
#logo-link:hover { color: var(--green-main); }

#header-logo { width: 2.5rem; height: 2.5rem; object-fit: contain; }
#header-title { font-size: 1.4rem; font-weight: 700; color: var(--green-main); }
#tagline { font-family: monospace; font-size: 0.85rem; color: var(--green-mid); opacity: 0.8; }

#main-nav {
  display: flex;
  gap: 0.2rem;
  margin-left: 1rem;
}

#main-nav a {
  padding: 0.35rem 0.7rem;
  border-radius: 6px;
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--text-secondary);
  transition: all 0.2s;
}

#main-nav a:hover { color: var(--text-primary); background: rgba(199,241,46,0.06); }
#main-nav a.active { color: var(--green-main); background: rgba(199,241,46,0.1); }

#search-container { margin-left: auto; }

#search-text {
  background: var(--bg-black);
  border: 1px solid var(--border-color);
  border-radius: 6px;
  padding: 0.45rem 0.9rem;
  color: var(--text-primary);
  font-size: 0.85rem;
  width: 220px;
  outline: none;
  transition: border-color 0.2s, box-shadow 0.2s;
  font-family: inherit;
}
#search-text::placeholder { color: var(--text-muted); }
#search-text:focus { border-color: var(--green-mid); box-shadow: 0 0 0 2px rgba(199,241,46,0.15); }

/* ===== PAGE BANNER ===== */
.page-banner {
  background: linear-gradient(180deg, var(--bg-gray) 0%, var(--bg-black) 100%);
  border-bottom: 1px solid var(--border-color);
  padding: 2.5rem 2rem;
}

.page-banner-inner {
  max-width: 1100px;
  margin: 0 auto;
}

.page-banner h1 {
  font-size: 2rem;
  font-weight: 700;
  color: var(--green-main);
  margin-bottom: 0.4rem;
}

.page-subtitle {
  font-size: 1.05rem;
  color: var(--text-muted);
}

/* ===== MASTHEAD ===== */
#masthead {
  background: linear-gradient(180deg, var(--bg-gray) 0%, var(--bg-black) 100%);
  border-bottom: 1px solid var(--border-color);
  padding: 3rem 2rem;
}

.masthead-inner {
  max-width: 1100px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 3rem;
}

.masthead-text { flex: 1; }

.masthead-text p {
  font-size: 1.1rem;
  line-height: 1.75;
  color: var(--text-secondary);
  margin-bottom: 1rem;
}

.masthead-text strong { color: var(--green-main); }

.masthead-text a {
  color: var(--green-lime);
  text-decoration: underline;
  text-decoration-color: rgba(183,230,30,0.3);
  text-underline-offset: 2px;
}

.masthead-text a:hover { text-decoration-color: var(--green-lime); }

/* Illustration */
.masthead-illustration { flex-shrink: 0; }

.illustration-box {
  position: relative;
  width: 380px;
  height: 280px;
  border-radius: 16px;
  overflow: hidden;
  border: 1px solid var(--border-color);
  background: var(--bg-black);
  box-shadow:
    0 0 40px rgba(199, 241, 46, 0.06),
    inset 0 0 60px rgba(199, 241, 46, 0.02);
}

#hero-canvas {
  display: block;
  width: 100%;
  height: 100%;
}

/* ===== CONTENT ===== */
#content-wrapper { background: var(--bg-black); }
#front-content { max-width: 1100px; margin: 0 auto; padding: 0 2rem; }

.page-content {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 2rem 3rem;
}

/* ===== NAV CARDS ===== */
#front-navigation { padding: 3rem 0; }

#front-nav ul {
  list-style: none;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.2rem;
}

#front-nav a {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  padding: 1.5rem;
  background: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: 10px;
  color: var(--text-primary);
  text-decoration: none;
  transition: all 0.25s ease;
  min-height: 160px;
}

#front-nav a:hover {
  border-color: var(--green-mid);
  background: rgba(199,241,46,0.04);
  transform: translateY(-2px);
  box-shadow: 0 4px 20px rgba(199,241,46,0.08);
}

.nav-icon { color: var(--green-main); margin-bottom: 0.8rem; }
#front-nav h3 { font-size: 1.15rem; font-weight: 600; margin-bottom: 0.3rem; }
#front-nav p { font-size: 0.85rem; color: var(--text-muted); line-height: 1.5; }
.install-link { border-color: var(--green-dark) !important; }
.install-link:hover { border-color: var(--green-main) !important; background: rgba(199,241,46,0.08) !important; }

/* ===== DOWNLOADS ===== */
#front-downloads { padding: 0 0 3rem; }

.downloads-box {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  padding: 1.5rem 2rem;
  background: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: 10px;
}

.release-info {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  flex-wrap: wrap;
}

.release-info h4 {
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.version {
  font-family: monospace;
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--green-main);
  background: rgba(199,241,46,0.1);
  padding: 0.15rem 0.6rem;
  border-radius: 5px;
}

.release-info a { font-size: 0.85rem; color: var(--text-secondary); }
.release-info a:hover { color: var(--green-lime); }
.release-info time { font-size: 0.8rem; color: var(--text-muted); }

.btn {
  display: inline-block;
  padding: 0.55rem 1.4rem;
  border-radius: 7px;
  font-size: 0.9rem;
  font-weight: 600;
  text-decoration: none;
  transition: all 0.2s;
  white-space: nowrap;
}

.btn-primary {
  background: var(--green-main);
  color: var(--bg-black);
  border: 1px solid var(--green-main);
}

.btn-primary:hover {
  background: var(--green-light);
  border-color: var(--green-light);
  color: var(--bg-black);
  box-shadow: 0 0 16px rgba(199,241,46,0.25);
}

.btn-secondary {
  background: transparent;
  color: var(--text-primary);
  border: 1px solid var(--border-color);
}

.btn-secondary:hover { border-color: var(--green-mid); color: var(--green-main); }

/* ===== FEATURES ===== */
.features-section { padding: 3rem 0 4rem; }

.features-section h2 {
  font-size: 1.6rem;
  font-weight: 700;
  margin-bottom: 2rem;
  color: var(--text-primary);
  text-align: center;
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.2rem;
}

.feature-card {
  padding: 1.5rem;
  background: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: 10px;
  transition: border-color 0.25s;
}

.feature-card:hover { border-color: var(--green-dark); }
.feature-icon { color: var(--green-main); margin-bottom: 0.8rem; }
.feature-card h3 { font-size: 1.05rem; font-weight: 600; margin-bottom: 0.4rem; }
.feature-card p { font-size: 0.88rem; color: var(--text-muted); line-height: 1.6; }

/* ===== CONTENT SECTIONS ===== */
.content-section {
  padding: 2.5rem 0;
  border-bottom: 1px solid var(--border-color);
}

.content-section:last-child { border-bottom: none; }

.content-section h2 {
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 1rem;
  color: var(--text-primary);
}

.content-section p {
  font-size: 0.95rem;
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: 1rem;
}

/* ===== FEATURES LIST ===== */
.features-list {
  display: flex;
  flex-direction: column;
  gap: 0.8rem;
}

.feature-item {
  display: flex;
  gap: 1rem;
  align-items: flex-start;
  padding: 1rem 1.2rem;
  background: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: 8px;
}

.feature-check {
  font-size: 1.1rem;
  color: var(--green-main);
  flex-shrink: 0;
  margin-top: 0.15rem;
}

.feature-item h3 { font-size: 0.95rem; font-weight: 600; margin-bottom: 0.2rem; }
.feature-item p { font-size: 0.85rem; color: var(--text-muted); margin: 0; }
.feature-item.planned .feature-check { color: var(--text-muted); }

/* ===== CODE BLOCKS ===== */
.code-block {
  background: var(--bg-gray);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  overflow: hidden;
  margin: 1rem 0;
}

.code-block.mini { margin: 0.8rem 0; }

.code-header {
  padding: 0.5rem 1rem;
  background: rgba(199,241,46,0.05);
  border-bottom: 1px solid var(--border-color);
  font-size: 0.75rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.code-block pre {
  padding: 1rem 1.2rem;
  overflow-x: auto;
}

.code-block code {
  background: none;
  padding: 0;
  border-radius: 0;
  font-size: 0.85rem;
  color: var(--text-secondary);
  line-height: 1.7;
}

/* ===== CONCEPT CARDS ===== */
.concept-cards {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.2rem;
}

.concept-card {
  padding: 1.5rem;
  background: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: 10px;
}

.concept-card h3 { font-size: 1.05rem; font-weight: 600; margin-bottom: 0.4rem; color: var(--green-main); }
.concept-card > p { font-size: 0.88rem; color: var(--text-muted); line-height: 1.6; }

/* ===== TUTORIALS ===== */
.tutorials-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.2rem;
}

.tutorial-card {
  padding: 1.5rem;
  background: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: 10px;
  transition: border-color 0.25s;
}

.tutorial-card:hover { border-color: var(--green-dark); }
.tutorial-card h3 { font-size: 1.05rem; font-weight: 600; margin: 0.5rem 0 0.3rem; }
.tutorial-card p { font-size: 0.85rem; color: var(--text-muted); line-height: 1.6; }

.tutorial-tag {
  display: inline-block;
  font-size: 0.7rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  padding: 0.2rem 0.6rem;
  border-radius: 4px;
}

.tutorial-tag.beginner { background: rgba(199,241,46,0.12); color: var(--green-main); }
.tutorial-tag.intermediate { background: rgba(255,184,0,0.12); color: #FFB800; }
.tutorial-tag.advanced { background: rgba(231,76,60,0.12); color: #e74c3c; }

.tutorial-link {
  display: inline-block;
  margin-top: 0.6rem;
  font-size: 0.85rem;
  font-weight: 500;
}

/* ===== PLATFORM CARDS ===== */
.platform-cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.2rem;
}

.platform-card {
  padding: 1.5rem;
  background: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: 10px;
  text-align: center;
}

.platform-icon { color: var(--green-main); margin-bottom: 0.8rem; }
.platform-card h3 { font-size: 1.05rem; font-weight: 600; margin-bottom: 0.4rem; }
.platform-card p { font-size: 0.85rem; color: var(--text-muted); line-height: 1.6; }

.status-badge {
  display: inline-block;
  font-size: 0.7rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  padding: 0.2rem 0.6rem;
  border-radius: 4px;
  margin-top: 0.6rem;
}

.status-badge.supported { background: rgba(199,241,46,0.12); color: var(--green-main); }
.status-badge.planned { background: rgba(160,160,160,0.12); color: var(--text-muted); }

/* ===== COMMAND BLOCKS ===== */
.command-block {
  padding: 1.5rem;
  background: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: 10px;
  margin-bottom: 1.2rem;
}

.command-header {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  margin-bottom: 0.8rem;
}

.command-name {
  font-family: monospace;
  font-size: 1rem;
  font-weight: 600;
  background: rgba(199,241,46,0.1);
  padding: 0.2rem 0.7rem;
  border-radius: 5px;
  color: var(--green-main);
}

.command-tag {
  font-size: 0.65rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  padding: 0.15rem 0.5rem;
  border-radius: 4px;
  background: rgba(199,241,46,0.08);
  color: var(--green-mid);
}

.command-block p { font-size: 0.88rem; color: var(--text-muted); line-height: 1.6; margin-bottom: 0.6rem; }

.command-details {
  display: flex;
  gap: 1.5rem;
  margin-top: 0.6rem;
  font-size: 0.8rem;
  color: var(--text-muted);
}

/* ===== INSTALL STEPS ===== */
.install-steps {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.install-step {
  display: flex;
  gap: 1.2rem;
  padding: 1.2rem;
  background: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: 10px;
  align-items: flex-start;
}

.step-number {
  width: 36px;
  height: 36px;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: rgba(199,241,46,0.1);
  color: var(--green-main);
  font-weight: 700;
  font-size: 0.95rem;
}

.step-content { flex: 1; }
.step-content h3 { font-size: 1rem; font-weight: 600; margin-bottom: 0.4rem; }
.step-content p { font-size: 0.88rem; color: var(--text-muted); line-height: 1.6; margin: 0; }

/* ===== TECH TABLE ===== */
.tech-table {
  overflow-x: auto;
  margin: 1rem 0;
}

.tech-table table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.9rem;
}

.tech-table thead {
  background: var(--card-bg);
  border-bottom: 2px solid var(--border-color);
}

.tech-table th {
  padding: 0.7rem 1rem;
  text-align: left;
  font-weight: 600;
  color: var(--text-primary);
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.tech-table td {
  padding: 0.6rem 1rem;
  border-bottom: 1px solid var(--border-color);
  color: var(--text-secondary);
}

.tech-table tr:hover td { background: rgba(199,241,46,0.02); }

/* ===== DOWNLOAD BUTTONS ===== */
.download-buttons {
  display: flex;
  gap: 1rem;
  margin: 1rem 0;
}

/* ===== COMMUNITY LINKS ===== */
.community-links {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.2rem;
}

.community-link-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding: 2rem 1.5rem;
  background: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: 10px;
  color: var(--text-primary);
  text-decoration: none;
  transition: all 0.25s;
}

.community-link-card:hover {
  border-color: var(--green-mid);
  background: rgba(199,241,46,0.04);
  transform: translateY(-2px);
}

.community-link-icon { color: var(--green-main); margin-bottom: 0.8rem; }
.community-link-card h3 { font-size: 1.05rem; font-weight: 600; margin-bottom: 0.3rem; }
.community-link-card p { font-size: 0.85rem; color: var(--text-muted); }

/* ===== FOOTER ===== */
footer {
  border-top: 1px solid var(--border-color);
  padding: 1.5rem 2rem;
  margin-top: 2rem;
}

.footer-inner {
  max-width: 1100px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.footer-left a { font-size: 0.85rem; color: var(--text-muted); }
.footer-left a:hover { color: var(--green-main); }
.footer-sep { margin: 0 0.5rem; color: var(--text-muted); }
.footer-right span { font-size: 0.8rem; color: var(--text-muted); }

/* ===== RESPONSIVE ===== */
@media (max-width: 900px) {
  #front-nav ul { grid-template-columns: repeat(2, 1fr); }
  .masthead-inner { flex-direction: column; text-align: center; }
  .downloads-box { flex-direction: column; text-align: center; }
  .features-grid { grid-template-columns: 1fr; }
  .concept-cards { grid-template-columns: 1fr; }
  .tutorials-grid { grid-template-columns: 1fr; }
  .platform-cards { grid-template-columns: 1fr; }
  .community-links { grid-template-columns: 1fr; }
  #main-nav { display: none; }
}

@media (max-width: 600px) {
  .header-inner { padding: 0.6rem 1rem; flex-wrap: wrap; }
  #search-text { width: 100%; }
  #search-container { width: 100%; order: 3; }
  #front-nav ul { grid-template-columns: 1fr; }
  #masthead { padding: 2rem 1rem; }
  #front-content { padding: 0 1rem; }
  .page-content { padding: 0 1rem 2rem; }
  .install-step { flex-direction: column; }
  .downloads-box { gap: 1rem; }
}