/* FlowState Help Center - Clean & Compact */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&family=JetBrains+Mono:wght@400;500&display=swap');

:root {
  --fs-bg-primary: #0a0e1a;
  --fs-bg-secondary: #12182b;
  --fs-bg-tertiary: #1e2942;
  --fs-bg-elevated: #252f4a;
  --fs-accent: #00d4ff;
  --fs-accent-hot: #ff3366;
  --fs-success: #00ff88;
  --fs-warning: #ffaa00;
  --fs-text: #f0f4ff;
  --fs-text-muted: #9ba3c0;
  --fs-text-dim: #6b7694;

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

  --max-width: 1000px;
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 14px;
}

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

html {
  font-size: 15px;
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-sans);
  background: var(--fs-bg-primary);
  color: var(--fs-text);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

::selection {
  background: rgba(0, 212, 255, 0.3);
}

/* Scrollbar */
::-webkit-scrollbar {
  width: 8px;
}
::-webkit-scrollbar-track {
  background: var(--fs-bg-primary);
}
::-webkit-scrollbar-thumb {
  background: var(--fs-bg-tertiary);
  border-radius: 4px;
}

/* Navigation - Compact */
.nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(10, 14, 26, 0.95);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.nav-content {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0.75rem 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-logo {
  font-weight: 600;
  font-size: 1.1rem;
  color: var(--fs-text);
  text-decoration: none;
  letter-spacing: -0.02em;
}

.nav-logo:hover {
  color: var(--fs-accent);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.nav-links a {
  color: var(--fs-text-muted);
  text-decoration: none;
  font-size: 0.875rem;
  font-weight: 500;
  padding: 0.4rem 0.75rem;
  border-radius: var(--radius-sm);
  transition: all 0.15s;
}

.nav-links a:hover {
  color: var(--fs-text);
  background: var(--fs-bg-tertiary);
}

.nav-cta {
  background: var(--fs-accent) !important;
  color: var(--fs-bg-primary) !important;
  font-weight: 600 !important;
}

.nav-cta:hover {
  background: #00e5ff !important;
}

/* Main */
main {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 2rem 1.5rem 4rem;
}

/* Help Header - Compact */
.help-header {
  margin-bottom: 2rem;
  padding-bottom: 1.5rem;
  border-bottom: 1px solid var(--fs-bg-tertiary);
}

.help-header h1 {
  font-size: 1.75rem;
  font-weight: 700;
  margin-bottom: 0.25rem;
  letter-spacing: -0.02em;
}

.help-header p {
  color: var(--fs-text-muted);
  font-size: 1rem;
}

/* Sections */
section {
  margin-bottom: 2.5rem;
}

section h2 {
  font-size: 1.1rem;
  font-weight: 600;
  margin-bottom: 1rem;
  color: var(--fs-text);
}

/* Card Grid - Compact */
.card-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
}

.card {
  background: var(--fs-bg-secondary);
  border: 1px solid var(--fs-bg-tertiary);
  border-radius: var(--radius-md);
  padding: 1rem;
  text-decoration: none;
  color: inherit;
  transition: all 0.15s;
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  position: relative;
}

.card:hover {
  background: var(--fs-bg-tertiary);
  border-color: var(--fs-text-dim);
}

.card-featured {
  grid-column: 1 / -1;
  border-color: rgba(0, 212, 255, 0.3);
  background: linear-gradient(135deg, var(--fs-bg-secondary) 0%, rgba(0, 212, 255, 0.05) 100%);
}

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

.card-icon {
  font-size: 1.5rem;
  flex-shrink: 0;
}

.card-body h3 {
  font-size: 0.95rem;
  font-weight: 600;
  margin-bottom: 0.25rem;
}

.card-body p {
  font-size: 0.85rem;
  color: var(--fs-text-muted);
  line-height: 1.4;
}

.card-time {
  position: absolute;
  top: 0.75rem;
  right: 0.75rem;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--fs-text-dim);
  background: var(--fs-bg-primary);
  padding: 0.2rem 0.5rem;
  border-radius: var(--radius-sm);
}

/* Topic Grid - Compact */
.topic-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

.topic h3 {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  font-weight: 500;
  color: var(--fs-accent);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 0.75rem;
  padding-bottom: 0.5rem;
  border-bottom: 1px solid var(--fs-bg-tertiary);
}

.topic ul {
  list-style: none;
}

.topic li {
  margin-bottom: 0.4rem;
}

.topic a {
  color: var(--fs-text-muted);
  text-decoration: none;
  font-size: 0.875rem;
  transition: all 0.15s;
  display: inline-block;
}

.topic a:hover {
  color: var(--fs-text);
  padding-left: 0.4rem;
}

/* Help Cards - Compact */
.help-cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
}

.help-card {
  background: var(--fs-bg-secondary);
  border: 1px solid var(--fs-bg-tertiary);
  border-radius: var(--radius-md);
  padding: 1rem;
  text-decoration: none;
  text-align: center;
  transition: all 0.15s;
}

.help-card:hover {
  background: var(--fs-bg-tertiary);
  border-color: var(--fs-text-dim);
}

.help-card h3 {
  color: var(--fs-text);
  font-size: 0.95rem;
  font-weight: 600;
  margin-bottom: 0.25rem;
}

.help-card p {
  color: var(--fs-text-muted);
  font-size: 0.8rem;
}

/* Footer - Compact */
footer {
  border-top: 1px solid var(--fs-bg-tertiary);
  padding: 1.5rem;
  background: var(--fs-bg-secondary);
}

.footer-content {
  max-width: var(--max-width);
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.footer-content p {
  color: var(--fs-text-dim);
  font-size: 0.8rem;
}

.footer-links {
  display: flex;
  gap: 1.5rem;
}

.footer-links a {
  color: var(--fs-text-muted);
  text-decoration: none;
  font-size: 0.8rem;
}

.footer-links a:hover {
  color: var(--fs-accent);
}

/* ========== GUIDE PAGE STYLES ========== */

.guide-header {
  margin-bottom: 2rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--fs-bg-tertiary);
}

.guide-header .breadcrumb {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--fs-text-dim);
  margin-bottom: 0.75rem;
}

.guide-header .breadcrumb a {
  color: var(--fs-accent);
  text-decoration: none;
}

.guide-header .breadcrumb a:hover {
  color: var(--fs-text);
}

.guide-header h1 {
  font-size: 2rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
  letter-spacing: -0.02em;
}

.guide-header .meta {
  display: flex;
  gap: 1rem;
  color: var(--fs-text-muted);
  font-size: 0.85rem;
}

.guide-content {
  max-width: 680px;
}

.guide-content h2 {
  font-size: 1.35rem;
  font-weight: 600;
  margin-top: 2.5rem;
  margin-bottom: 0.75rem;
}

.guide-content h3 {
  font-size: 1.1rem;
  font-weight: 600;
  margin-top: 1.75rem;
  margin-bottom: 0.5rem;
}

.guide-content p {
  margin-bottom: 1rem;
  color: var(--fs-text-muted);
}

.guide-content a {
  color: var(--fs-accent);
  text-decoration: none;
}

.guide-content a:hover {
  text-decoration: underline;
}

.guide-content ul, .guide-content ol {
  margin-bottom: 1rem;
  padding-left: 1.25rem;
  color: var(--fs-text-muted);
}

.guide-content li {
  margin-bottom: 0.4rem;
}

.guide-content li strong {
  color: var(--fs-text);
}

.guide-content code {
  background: var(--fs-bg-tertiary);
  color: var(--fs-accent);
  padding: 0.1rem 0.4rem;
  border-radius: 3px;
  font-family: var(--font-mono);
  font-size: 0.85em;
}

.guide-content pre {
  background: var(--fs-bg-secondary);
  border: 1px solid var(--fs-bg-tertiary);
  border-radius: var(--radius-md);
  padding: 1rem;
  overflow-x: auto;
  margin-bottom: 1rem;
}

.guide-content pre code {
  background: none;
  padding: 0;
  color: var(--fs-text);
}

.guide-content kbd {
  display: inline-block;
  padding: 0.1rem 0.4rem;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--fs-text);
  background: var(--fs-bg-tertiary);
  border: 1px solid var(--fs-bg-elevated);
  border-radius: 3px;
  box-shadow: 0 1px 0 var(--fs-bg-primary);
}

.guide-content .callout {
  background: var(--fs-bg-secondary);
  border: 1px solid var(--fs-bg-tertiary);
  border-left: 3px solid var(--fs-accent);
  padding: 1rem;
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  margin: 1rem 0;
}

.guide-content .callout strong {
  color: var(--fs-text);
}

.guide-content .callout.tip {
  border-left-color: var(--fs-success);
}

.guide-content .callout.warning {
  border-left-color: var(--fs-warning);
}

.guide-content .steps {
  counter-reset: step;
  list-style: none;
  padding-left: 0;
}

.guide-content .steps li {
  counter-increment: step;
  position: relative;
  padding-left: 2.75rem;
  margin-bottom: 1.25rem;
}

.guide-content .steps li::before {
  content: counter(step);
  position: absolute;
  left: 0;
  top: 0;
  width: 1.75rem;
  height: 1.75rem;
  background: var(--fs-accent);
  color: var(--fs-bg-primary);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.8rem;
  font-weight: 700;
  font-family: var(--font-mono);
}

.shortcuts-table {
  width: 100%;
  border-collapse: collapse;
  margin: 1rem 0;
  background: var(--fs-bg-secondary);
  border: 1px solid var(--fs-bg-tertiary);
  border-radius: var(--radius-md);
  overflow: hidden;
}

.shortcuts-table tr {
  border-bottom: 1px solid var(--fs-bg-tertiary);
}

.shortcuts-table tr:last-child {
  border-bottom: none;
}

.shortcuts-table td {
  padding: 0.6rem 0.75rem;
  color: var(--fs-text-muted);
  font-size: 0.875rem;
}

.shortcuts-table td:first-child {
  width: 140px;
  color: var(--fs-text);
  font-family: var(--font-mono);
  font-size: 0.8rem;
}

.shortcuts-table tr:hover {
  background: var(--fs-bg-tertiary);
}

.example-block {
  background: var(--fs-bg-secondary);
  border: 1px solid var(--fs-bg-tertiary);
  border-radius: var(--radius-md);
  padding: 1rem;
  margin: 1rem 0;
}

.example-block p {
  margin-bottom: 0.35rem;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--fs-accent);
}

.example-block p::before {
  content: '"';
}

.example-block p::after {
  content: '"';
}

/* Responsive */
@media (max-width: 768px) {
  .nav-links a:not(.nav-cta) {
    display: none;
  }

  .card-grid,
  .topic-grid,
  .help-cards {
    grid-template-columns: 1fr;
  }

  .card-featured {
    grid-column: 1;
  }

  .footer-content {
    flex-direction: column;
    gap: 0.75rem;
    text-align: center;
  }
}

@media (max-width: 900px) and (min-width: 769px) {
  .topic-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}