/* ===== Get-Clarity – PowerShell Reference ===== */
:root {
  --bg:        #0d1117;
  --bg2:       #161b22;
  --bg3:       #1c2230;
  --border:    #30363d;
  --accent:    #2f81f7;
  --accent2:   #58a6ff;
  --green:     #3fb950;
  --yellow:    #d29922;
  --red:       #f85149;
  --purple:    #bc8cff;
  --text:      #e6edf3;
  --text2:     #8b949e;
  --text3:     #c9d1d9;
  --ps-blue:   #012456;
  --ps-header: #1e3a5f;
  --tag-bg:    #1f3044;
  --tag-text:  #79c0ff;
  --code-bg:   #0d1117;
  --radius:    8px;
  --radius-lg: 12px;
}

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

body {
  font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
  line-height: 1.6;
}

a { color: var(--accent2); text-decoration: none; }
a:hover { text-decoration: underline; }

/* ── NAV ── */
nav {
  background: var(--bg2);
  border-bottom: 1px solid var(--border);
  padding: 0 2rem;
  display: flex;
  align-items: center;
  gap: 2rem;
  height: 60px;
  position: sticky;
  top: 0;
  z-index: 100;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  font-size: 1.1rem;
  color: var(--text);
  text-decoration: none;
}

.nav-logo .ps-icon {
  display: flex;
  align-items: center;
  flex-shrink: 0;
}

.nav-links { display: flex; gap: 0.25rem; margin-left: auto; }

.nav-links a {
  color: var(--text2);
  padding: 6px 14px;
  border-radius: var(--radius);
  font-size: 0.9rem;
  transition: all 0.15s;
  text-decoration: none;
}

.nav-links a:hover,
.nav-links a.active {
  background: var(--bg3);
  color: var(--text);
}

/* ── HERO ── */
.hero {
  background: linear-gradient(160deg, var(--ps-blue) 0%, #0a1628 50%, var(--bg) 100%);
  padding: 5rem 2rem 4rem;
  text-align: center;
  border-bottom: 1px solid var(--border);
}

.hero h1 {
  font-size: clamp(2rem, 5vw, 3.5rem);
  font-weight: 800;
  letter-spacing: -0.5px;
  margin-bottom: 1rem;
  background: linear-gradient(90deg, #fff 0%, var(--accent2) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero p {
  font-size: 1.15rem;
  color: var(--text2);
  max-width: 560px;
  margin: 0 auto 2.5rem;
}

.prompt-demo {
  font-family: 'Consolas', 'Courier New', monospace;
  background: #000;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1rem 1.5rem;
  display: inline-block;
  color: var(--green);
  font-size: 1rem;
  margin-bottom: 2.5rem;
}

.prompt-demo .ps { color: var(--accent2); }
.prompt-demo .cmd { color: #fff; }
.prompt-demo .cursor {
  display: inline-block;
  width: 2px;
  height: 1em;
  background: #fff;
  vertical-align: text-bottom;
  animation: blink 1s step-end infinite;
}

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

.hero-cards {
  display: flex;
  gap: 1.25rem;
  justify-content: center;
  flex-wrap: wrap;
  max-width: 800px;
  margin: 0 auto;
}

.hero-card {
  background: rgba(255,255,255,0.05);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 1.75rem 2rem;
  flex: 1;
  min-width: 220px;
  max-width: 280px;
  text-align: left;
  transition: all 0.2s;
  cursor: pointer;
  text-decoration: none;
  color: var(--text);
}

.hero-card:hover {
  background: rgba(47, 129, 247, 0.1);
  border-color: var(--accent);
  transform: translateY(-2px);
  text-decoration: none;
}

.hero-card .icon {
  font-size: 2rem;
  margin-bottom: 0.75rem;
  display: block;
}

.hero-card h3 { font-size: 1.1rem; margin-bottom: 0.4rem; }
.hero-card p  { font-size: 0.875rem; color: var(--text2); }

/* ── SECTIONS ── */
.container { max-width: 1200px; margin: 0 auto; padding: 0 2rem; }

section { padding: 4rem 2rem; }

.section-header {
  text-align: center;
  margin-bottom: 3rem;
}

.section-header h2 { font-size: 1.8rem; margin-bottom: 0.5rem; }
.section-header p { color: var(--text2); }

/* ── REFERENCE PAGE ── */

/* Search hero */
.ref-search-hero {
  background: linear-gradient(160deg, var(--ps-blue) 0%, #0a1628 60%, var(--bg) 100%);
  padding: 3rem 2rem 2rem;
  text-align: center;
  border-bottom: 1px solid var(--border);
}

.ref-search-hero h2 { font-size: 1.6rem; margin-bottom: 0.4rem; }
.ref-search-hero p  { color: var(--text2); font-size: 0.95rem; margin-bottom: 1.5rem; }

.ref-search-wrap {
  position: relative;
  max-width: 600px;
  margin: 0 auto 1.25rem;
}

.ref-search-wrap svg.search-ico {
  position: absolute;
  left: 16px;
  top: 50%;
  transform: translateY(-50%);
  pointer-events: none;
  color: var(--text2);
}

.ref-search-wrap input {
  width: 100%;
  background: var(--bg2);
  border: 1.5px solid var(--border);
  border-radius: 50px;
  padding: 14px 20px 14px 48px;
  color: var(--text);
  font-size: 1rem;
  font-family: 'Consolas', 'Courier New', monospace;
  outline: none;
  transition: border-color 0.15s, box-shadow 0.15s;
}

.ref-search-wrap input:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(47,129,247,0.15);
}

.ref-search-wrap input::placeholder { color: var(--text2); font-family: 'Segoe UI', sans-serif; }

.ref-search-count {
  margin-top: 0.6rem;
  font-size: 0.8rem;
  color: var(--text2);
}

/* Category filter pills */
.cat-filters {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
  justify-content: center;
  max-width: 900px;
  margin: 0 auto;
}

.cat-pill {
  background: rgba(255,255,255,0.06);
  border: 1px solid var(--border);
  color: var(--text2);
  padding: 5px 14px;
  border-radius: 20px;
  font-size: 0.78rem;
  cursor: pointer;
  transition: all 0.15s;
  white-space: nowrap;
  user-select: none;
}

.cat-pill:hover  { border-color: var(--accent2); color: var(--accent2); }
.cat-pill.active { background: var(--accent); border-color: var(--accent); color: #fff; }

/* Results area */
.ref-results {
  padding: 2rem;
  max-width: 1200px;
  margin: 0 auto;
}

.ref-results-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 0.85rem;
}

.cmd-card {
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1rem 1.25rem;
  cursor: pointer;
  transition: all 0.15s;
}

.cmd-card:hover {
  border-color: var(--accent);
  background: var(--bg3);
  transform: translateY(-1px);
  box-shadow: 0 4px 16px rgba(47,129,247,0.12);
}

.cmd-card-name {
  font-family: 'Consolas', 'Courier New', monospace;
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: 0.35rem;
}

.cmd-card-name .verb { color: var(--accent2); }
.cmd-card-name .noun { color: var(--text); }

.cmd-card-synopsis {
  font-size: 0.8rem;
  color: var(--text2);
  line-height: 1.4;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.cmd-card-footer {
  display: flex;
  gap: 0.4rem;
  margin-top: 0.6rem;
  flex-wrap: wrap;
}

/* Detail view */
.ref-detail {
  display: none;
  padding: 2rem;
  max-width: 900px;
  margin: 0 auto;
}

.ref-detail.visible { display: block; }

.ref-back-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--text2);
  font-size: 0.875rem;
  cursor: pointer;
  padding: 6px 12px;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  background: var(--bg2);
  margin-bottom: 1.5rem;
  transition: all 0.15s;
}

.ref-back-btn:hover { border-color: var(--accent2); color: var(--accent2); }

.cmd-detail { display: block; }

.cmd-detail-header {
  border-bottom: 1px solid var(--border);
  padding-bottom: 1.5rem;
  margin-bottom: 1.5rem;
}

.module-card { min-height: 90px; }

.cmd-no-results {
  text-align: center;
  padding: 4rem 2rem;
  color: var(--text2);
}

.cmd-no-results .big { font-size: 3rem; margin-bottom: 0.5rem; }
.cmd-no-results h3 { color: var(--text3); margin-bottom: 0.4rem; }

.cmd-detail-header {
  border-bottom: 1px solid var(--border);
  padding-bottom: 1.5rem;
  margin-bottom: 1.5rem;
}

.cmd-name {
  font-family: 'Consolas', 'Courier New', monospace;
  font-size: 2rem;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 0.5rem;
}

.cmd-name .verb { color: var(--accent2); }

.cmd-tags { display: flex; gap: 0.5rem; flex-wrap: wrap; margin-top: 0.75rem; }

.tag {
  background: var(--tag-bg);
  color: var(--tag-text);
  font-size: 0.75rem;
  padding: 2px 10px;
  border-radius: 20px;
  font-weight: 600;
}

.tag.cat { background: #1c2230; color: var(--text2); }

.cmd-section { margin-bottom: 2rem; }
.cmd-section h3 {
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--text2);
  font-weight: 700;
  margin-bottom: 0.75rem;
  padding-bottom: 0.4rem;
  border-bottom: 1px solid var(--border);
}

.cmd-section p, .cmd-section li { color: var(--text3); font-size: 0.95rem; }
.cmd-section ul { padding-left: 1.5rem; }
.cmd-section li { margin-bottom: 0.4rem; }

.syntax-block {
  background: var(--code-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1rem 1.25rem;
  font-family: 'Consolas', 'Courier New', monospace;
  font-size: 0.875rem;
  color: var(--text3);
  overflow-x: auto;
  margin-bottom: 0.75rem;
}

.syntax-block .kw  { color: var(--accent2); }
.syntax-block .par { color: var(--purple); }
.syntax-block .val { color: var(--green); }
.syntax-block .op  { color: var(--yellow); }

.example-block {
  background: var(--code-bg);
  border: 1px solid var(--border);
  border-left: 3px solid var(--accent);
  border-radius: var(--radius);
  margin-bottom: 1rem;
  overflow: hidden;
}

.example-block .ex-label {
  background: var(--bg2);
  padding: 6px 14px;
  font-size: 0.78rem;
  color: var(--text2);
  font-weight: 600;
  border-bottom: 1px solid var(--border);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.example-block pre {
  padding: 1rem 1.25rem;
  font-family: 'Consolas', 'Courier New', monospace;
  font-size: 0.875rem;
  color: var(--green);
  white-space: pre-wrap;
  word-break: break-all;
}

.example-block .ex-desc {
  padding: 8px 1.25rem 12px;
  font-size: 0.85rem;
  color: var(--text2);
  border-top: 1px solid var(--border);
}

.copy-btn {
  background: none;
  border: 1px solid var(--border);
  color: var(--text2);
  padding: 2px 8px;
  border-radius: 4px;
  font-size: 0.75rem;
  cursor: pointer;
  transition: all 0.15s;
}

.copy-btn:hover { background: var(--bg3); color: var(--text); }
.copy-btn.copied { border-color: var(--green); color: var(--green); }

.params-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.875rem;
}

.params-table th {
  text-align: left;
  padding: 8px 12px;
  background: var(--bg2);
  color: var(--text2);
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  border-bottom: 1px solid var(--border);
}

.params-table td {
  padding: 10px 12px;
  border-bottom: 1px solid var(--border);
  color: var(--text3);
  vertical-align: top;
}

.params-table td:first-child {
  font-family: 'Consolas', 'Courier New', monospace;
  color: var(--purple);
  white-space: nowrap;
}

.params-table td:nth-child(2) { color: var(--yellow); font-family: 'Consolas', monospace; font-size: 0.8rem; }
.params-table tr:last-child td { border-bottom: none; }

.welcome-panel {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  height: 60vh;
  text-align: center;
  color: var(--text2);
}

.welcome-panel .big-icon { font-size: 4rem; margin-bottom: 1rem; }
.welcome-panel h2 { font-size: 1.5rem; color: var(--text3); margin-bottom: 0.5rem; }
.welcome-panel p  { max-width: 360px; }

/* ── LEARN PAGE ── */
.lessons-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 1.25rem;
  max-width: 1000px;
  margin: 0 auto;
}

.lesson-card {
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 1.75rem;
  text-decoration: none;
  color: var(--text);
  transition: all 0.2s;
  position: relative;
  overflow: hidden;
}

.lesson-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: var(--accent);
}

.lesson-card:hover {
  border-color: var(--accent);
  transform: translateY(-2px);
  text-decoration: none;
  box-shadow: 0 8px 24px rgba(47,129,247,0.15);
}

.lesson-num {
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--accent2);
  margin-bottom: 0.5rem;
}

.lesson-card h3 { font-size: 1.1rem; margin-bottom: 0.5rem; }
.lesson-card p  { font-size: 0.875rem; color: var(--text2); line-height: 1.5; }

.lesson-footer {
  margin-top: 1rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.8rem;
  color: var(--text2);
}

.badge {
  background: #1a2a1a;
  color: var(--green);
  padding: 2px 8px;
  border-radius: 20px;
  font-size: 0.72rem;
  font-weight: 700;
}

.badge.intermediate { background: #2a2010; color: var(--yellow); }
.badge.advanced     { background: #2a1020; color: var(--red); }

/* ── LESSON CONTENT PAGE ── */
.lesson-layout {
  display: grid;
  grid-template-columns: 240px 1fr;
  gap: 0;
  min-height: calc(100vh - 60px);
}

.lesson-sidebar {
  background: var(--bg2);
  border-right: 1px solid var(--border);
  padding: 1.5rem 0;
  position: sticky;
  top: 60px;
  height: calc(100vh - 60px);
  overflow-y: auto;
}

.lesson-sidebar .sidebar-title {
  padding: 0 1rem 1rem;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--text2);
  border-bottom: 1px solid var(--border);
  margin-bottom: 0.5rem;
}

.lesson-nav-item {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  padding: 8px 1rem;
  cursor: pointer;
  color: var(--text2);
  font-size: 0.875rem;
  text-decoration: none;
  transition: all 0.15s;
}

.lesson-nav-item:hover { background: var(--bg3); color: var(--text); text-decoration: none; }
.lesson-nav-item.current { background: rgba(47,129,247,0.12); color: var(--accent2); border-right: 2px solid var(--accent); }
.lesson-nav-item.done    { color: var(--green); }

.lesson-nav-item .ln-num {
  background: var(--bg3);
  color: var(--text2);
  min-width: 22px;
  height: 22px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.7rem;
  font-weight: 700;
  flex-shrink: 0;
  margin-top: 1px;
}

.lesson-nav-item.current .ln-num { background: var(--accent); color: #fff; }
.lesson-nav-item.done .ln-num    { background: var(--green); color: #000; }

.lesson-main {
  padding: 3rem;
  max-width: 860px;
}

.lesson-main h1 {
  font-size: 2rem;
  margin-bottom: 0.5rem;
}

.lesson-meta {
  display: flex;
  gap: 1rem;
  align-items: center;
  margin-bottom: 2rem;
  color: var(--text2);
  font-size: 0.875rem;
}

.lesson-body h2 {
  font-size: 1.3rem;
  margin: 2.5rem 0 1rem;
  padding-top: 2rem;
  border-top: 1px solid var(--border);
}

.lesson-body h2:first-child { border-top: none; padding-top: 0; margin-top: 0; }

.lesson-body p  { color: var(--text3); margin-bottom: 1rem; }
.lesson-body ul, .lesson-body ol { color: var(--text3); padding-left: 1.5rem; margin-bottom: 1rem; }
.lesson-body li { margin-bottom: 0.4rem; }

.lesson-body code {
  background: var(--bg3);
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 1px 6px;
  font-family: 'Consolas', 'Courier New', monospace;
  font-size: 0.875em;
  color: var(--purple);
}

.ps-window {
  background: #012456;
  border-radius: var(--radius);
  overflow: hidden;
  margin: 1.25rem 0;
  border: 1px solid #1a3a6e;
  box-shadow: 0 4px 20px rgba(0,0,0,0.4);
}

.ps-titlebar {
  background: #1e3a5f;
  padding: 8px 14px;
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.8rem;
  color: #a0c4ff;
}

.ps-titlebar .dots { display: flex; gap: 5px; }
.ps-titlebar .dot {
  width: 10px; height: 10px;
  border-radius: 50%;
}
.ps-titlebar .dot.r { background: #ff5f57; }
.ps-titlebar .dot.y { background: #febc2e; }
.ps-titlebar .dot.g { background: #28c840; }
.ps-titlebar .title { margin-left: auto; }

.ps-body {
  padding: 1rem 1.25rem;
  font-family: 'Consolas', 'Courier New', monospace;
  font-size: 0.875rem;
  line-height: 1.7;
}

.ps-body .prompt { color: #ffff00; }
.ps-body .cmd    { color: #ffffff; }
.ps-body .out    { color: #cccccc; }
.ps-body .comment { color: #5a8a5a; }
.ps-body .kw     { color: #569cd6; }
.ps-body .str    { color: #ce9178; }
.ps-body .var    { color: #9cdcfe; }
.ps-body .num    { color: #b5cea8; }
.ps-body .op     { color: #d4d4d4; }

.callout {
  border-radius: var(--radius);
  padding: 1rem 1.25rem;
  margin: 1.25rem 0;
  display: flex;
  gap: 0.75rem;
  align-items: flex-start;
}

.callout.info    { background: #0d2137; border-left: 3px solid var(--accent); }
.callout.tip     { background: #0d2010; border-left: 3px solid var(--green); }
.callout.warning { background: #2a1f00; border-left: 3px solid var(--yellow); }

.callout .icon  { font-size: 1.1rem; flex-shrink: 0; margin-top: 2px; }
.callout .body  { font-size: 0.9rem; color: var(--text3); }
.callout .body strong { color: var(--text); }

.try-it {
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.25rem;
  margin: 1.25rem 0;
}

.try-it h4 {
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--accent2);
  margin-bottom: 0.75rem;
}

.try-it ol { color: var(--text3); padding-left: 1.5rem; }
.try-it li { margin-bottom: 0.4rem; font-size: 0.9rem; }

.lesson-nav-btns {
  display: flex;
  justify-content: space-between;
  margin-top: 3rem;
  padding-top: 2rem;
  border-top: 1px solid var(--border);
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--bg2);
  border: 1px solid var(--border);
  color: var(--text);
  padding: 10px 20px;
  border-radius: var(--radius);
  font-size: 0.9rem;
  cursor: pointer;
  text-decoration: none;
  transition: all 0.15s;
}

.btn:hover { border-color: var(--accent); color: var(--accent2); text-decoration: none; }
.btn.primary { background: var(--accent); border-color: var(--accent); color: #fff; }
.btn.primary:hover { background: #388bfd; border-color: #388bfd; color: #fff; }

/* ── LANDING PAGE FEATURES ── */
.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 1.25rem;
  max-width: 1000px;
  margin: 0 auto;
}

.feature-card {
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
}

.feature-card .icon { font-size: 1.75rem; margin-bottom: 0.75rem; display: block; }
.feature-card h3 { font-size: 1rem; margin-bottom: 0.4rem; }
.feature-card p  { font-size: 0.85rem; color: var(--text2); }

/* ── STATS ── */
.stats-row {
  display: flex;
  justify-content: center;
  gap: 3rem;
  flex-wrap: wrap;
  padding: 2.5rem 2rem;
  background: var(--bg2);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.stat { text-align: center; }
.stat .num { font-size: 2.5rem; font-weight: 800; color: var(--accent2); }
.stat .lbl { font-size: 0.85rem; color: var(--text2); }

/* ── FOOTER ── */
footer {
  background: var(--bg2);
  border-top: 1px solid var(--border);
  padding: 2rem;
  text-align: center;
  color: var(--text2);
  font-size: 0.85rem;
}

footer a { color: var(--text2); }

/* ── MISC ── */
.no-results {
  text-align: center;
  padding: 2rem;
  color: var(--text2);
  font-size: 0.9rem;
}

@media (max-width: 768px) {
  .ref-layout, .lesson-layout { grid-template-columns: 1fr; }
  .ref-sidebar, .lesson-sidebar { position: static; height: auto; }
  nav { padding: 0 1rem; }
  .nav-links a { padding: 6px 8px; font-size: 0.8rem; }
  .lesson-main { padding: 1.5rem; }
}