/* Linten Design System & Aesthetics
   Engineered for Loopstates (loopstates.com)
   Brand Core: #5271FF
*/

:root {
  --primary: #5271FF;
  --primary-hover: #4060F6;
  --primary-active: #3350E0;
  --primary-glow: rgba(82, 113, 255, 0.18);
  --primary-subtle: rgba(82, 113, 255, 0.08);

  --bg: #080B12;
  --surface: #0E1320;
  --surface-card: #13192B;
  --surface-hover: #192138;
  --surface-active: #1F2A47;
  
  --border: #1E283F;
  --border-subtle: #161D2E;
  --border-focus: #5271FF;

  --text: #F8FAFC;
  --text-secondary: #94A3B8;
  --text-muted: #64748B;
  --text-dim: #475569;

  --success: #10B981;
  --success-bg: rgba(16, 185, 129, 0.1);
  --success-border: rgba(16, 185, 129, 0.25);

  --warning: #F59E0B;
  --warning-bg: rgba(245, 158, 11, 0.1);
  --warning-border: rgba(245, 158, 11, 0.25);

  --danger: #EF4444;
  --danger-bg: rgba(239, 68, 68, 0.1);
  --danger-border: rgba(239, 68, 68, 0.25);

  --font-sans: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --font-mono: 'JetBrains Mono', "SFMono-Regular", Consolas, Menlo, monospace;

  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --radius-xl: 16px;

  --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-normal: 250ms cubic-bezier(0.4, 0, 0.2, 1);
}

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

img, svg {
  max-width: 100%;
  display: inline-block;
  vertical-align: middle;
}

body {
  font-family: var(--font-sans);
  background-color: var(--bg);
  color: var(--text);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

.container {
  max-width: 1180px;
  margin: 0 auto;
  padding: 0 24px;
}

/* Site Header */
.site-header {
  border-bottom: 1px solid var(--border-subtle);
  background-color: rgba(8, 11, 18, 0.85);
  backdrop-filter: blur(12px);
  position: sticky;
  top: 0;
  z-index: 100;
}

.header-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  color: var(--text);
}

.brand-logo-img {
  width: 36px;
  height: 36px;
  object-fit: contain;
  flex-shrink: 0;
}

.brand-text {
  display: flex;
  align-items: center;
  gap: 10px;
}

.brand-title {
  font-size: 1.25rem;
  font-weight: 800;
  letter-spacing: 0.05em;
  color: #FFFFFF;
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: 24px;
}

.nav-link {
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 0.9rem;
  font-weight: 500;
  transition: color var(--transition-fast);
}

.nav-link:hover {
  color: var(--text);
}

.loopstates-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 14px;
  font-size: 0.82rem;
  color: var(--text-secondary);
  background-color: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  text-decoration: none;
  transition: all var(--transition-fast);
}

.loopstates-btn strong {
  color: var(--primary);
  font-weight: 600;
}

.loopstates-btn:hover {
  color: var(--text);
  border-color: var(--primary);
  background-color: var(--surface-hover);
  box-shadow: 0 0 16px var(--primary-glow);
}

.external-icon {
  width: 14px;
  height: 14px;
}

/* Hero Section */
.hero-section {
  padding: 104px 0 96px;
  position: relative;
  overflow: hidden;
}

/* Ambient Background Video */
.hero-video-wrapper {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  overflow: hidden;
  pointer-events: none;
  z-index: 0;
}

.hero-bg-video {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0;
  transition: opacity 1.2s ease-in-out;
  filter: contrast(1.2) brightness(0.95);
  transform: scale(1.02);
}

.hero-bg-video.is-loaded {
  opacity: 0.42;
}

.hero-video-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: radial-gradient(ellipse at 50% 35%, rgba(11, 15, 23, 0.35) 0%, rgba(11, 15, 23, 0.78) 65%, rgba(11, 15, 23, 0.98) 100%);
}

.hero-container {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
}

.hero-title {
  font-size: 3.25rem;
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -0.02em;
  margin-bottom: 20px;
  max-width: 820px;
}

.gradient-text {
  background: linear-gradient(135deg, #758DFF 0%, #5271FF 50%, #3B56E6 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-subtitle {
  font-size: 1.125rem;
  color: var(--text-secondary);
  max-width: 660px;
  margin-bottom: 56px;
  line-height: 1.6;
}

.code-inline {
  font-family: var(--font-mono);
  font-size: 0.9em;
  background-color: var(--surface);
  border: 1px solid var(--border);
  padding: 2px 6px;
  border-radius: var(--radius-sm);
  color: #7992FF;
}

/* Workspace Card & Integrated Tabs */
.workspace-card {
  width: 100%;
  max-width: 960px;
  background-color: var(--surface-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.45);
  text-align: left;
  overflow: hidden;
  position: relative;
}

.workspace-card-header {
  background-color: var(--surface);
  border-bottom: 1px solid var(--border);
  padding: 12px 20px;
  display: flex;
  align-items: center;
}

.workspace-tabs {
  display: inline-flex;
  gap: 4px;
  background-color: var(--bg);
  border: 1px solid var(--border-subtle);
  padding: 4px;
  border-radius: var(--radius-md);
}

.tab-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 16px;
  font-family: var(--font-sans);
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-secondary);
  background: transparent;
  border: none;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.tab-btn:hover {
  color: var(--text);
  background-color: var(--surface-hover);
}

.tab-btn.active {
  color: #FFFFFF;
  background-color: var(--primary);
  box-shadow: 0 1px 4px rgba(0, 0, 0, 0.25);
}

.tab-icon {
  width: 15px;
  height: 15px;
}

.workspace-card-body {
  padding: 32px;
}

/* Tool Panel Elements */
.action-form {
  margin-bottom: 16px;
}

.input-wrapper {
  display: flex;
  align-items: center;
  background-color: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 6px 6px 6px 16px;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.input-wrapper:focus-within {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(82, 113, 255, 0.2);
}

.input-icon {
  width: 20px;
  height: 20px;
  color: var(--text-muted);
  margin-right: 12px;
  flex-shrink: 0;
}

.action-input {
  flex: 1;
  background: transparent;
  border: none;
  font-family: var(--font-mono);
  font-size: 0.95rem;
  color: var(--text);
  outline: none;
}

.action-input::placeholder {
  color: var(--text-dim);
}

.action-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background-color: var(--primary);
  color: #FFFFFF;
  font-family: var(--font-sans);
  font-size: 0.9rem;
  font-weight: 600;
  padding: 12px 20px;
  border: none;
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: background-color var(--transition-fast), transform var(--transition-fast);
}

.action-btn:hover {
  background-color: var(--primary-hover);
}

.action-btn:active {
  background-color: var(--primary-active);
  transform: translateY(1px);
}

.btn-arrow {
  width: 16px;
  height: 16px;
}

.quick-samples {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.8rem;
  color: var(--text-muted);
  margin-bottom: 24px;
}

.sample-btn {
  background: transparent;
  border: 1px solid var(--border-subtle);
  color: var(--text-secondary);
  font-family: var(--font-mono);
  font-size: 0.78rem;
  padding: 3px 8px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.sample-btn:hover {
  border-color: var(--primary);
  color: var(--primary);
}

/* Results Display */
.results-container {
  margin-top: 24px;
  border-top: 1px solid var(--border);
  padding-top: 24px;
}

.score-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 16px;
  margin-bottom: 24px;
}

.score-card {
  background-color: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 20px;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.primary-score {
  flex-direction: row;
  align-items: center;
  gap: 20px;
  background: linear-gradient(135deg, rgba(82, 113, 255, 0.08) 0%, var(--surface) 100%);
  border-color: rgba(82, 113, 255, 0.3);
}

.score-gauge {
  font-size: 2.2rem;
  font-weight: 800;
  font-family: var(--font-mono);
  color: var(--success);
  line-height: 1;
}

.score-info {
  display: flex;
  flex-direction: column;
}

.score-name {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.score-desc {
  font-size: 0.9rem;
  color: var(--text);
  font-weight: 500;
}

.sub-score-val {
  font-size: 1.5rem;
  font-weight: 700;
  font-family: var(--font-mono);
  color: var(--text);
  margin-bottom: 4px;
}

.sub-score-label {
  font-size: 0.78rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

/* Specialist Metrics Bar */
.specialist-metrics-bar {
  display: grid;
  grid-template-columns: 1fr 0.9fr 1.1fr 1.4fr;
  gap: 12px;
  background-color: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 14px 18px;
  margin-bottom: 24px;
}

.metric-item {
  display: flex;
  flex-direction: column;
  min-width: 0;
}

.metric-title {
  font-size: 0.74rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  margin-bottom: 2px;
  white-space: nowrap;
}

.metric-val {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--primary);
  font-family: var(--font-mono);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

/* Findings List */
.findings-wrapper {
  margin-top: 16px;
}

.findings-heading {
  font-size: 1rem;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 12px;
}

.findings-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.finding-item {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 12px 16px;
  border-radius: var(--radius-md);
  font-size: 0.88rem;
  line-height: 1.5;
}

.finding-item.success {
  background-color: var(--success-bg);
  border: 1px solid var(--success-border);
  color: #A7F3D0;
}

.finding-item.warning {
  background-color: var(--warning-bg);
  border: 1px solid var(--warning-border);
  color: #FDE68A;
}

.finding-item.error {
  background-color: var(--danger-bg);
  border: 1px solid var(--danger-border);
  color: #FECACA;
}

.finding-icon {
  width: 18px;
  height: 18px;
  flex-shrink: 0;
  margin-top: 2px;
}

.finding-content {
  flex: 1;
}

.finding-title {
  font-weight: 600;
  margin-bottom: 2px;
}

.finding-detail {
  font-size: 0.82rem;
  opacity: 0.85;
}

/* In-Browser Linter Editor */
.editor-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 12px;
}

.template-selector-group {
  display: flex;
  align-items: center;
  gap: 8px;
}

.toolbar-label {
  font-size: 0.82rem;
  color: var(--text-muted);
}

.toolbar-select {
  background-color: var(--bg);
  border: 1px solid var(--border);
  color: var(--text);
  font-family: var(--font-sans);
  font-size: 0.82rem;
  padding: 6px 12px;
  border-radius: var(--radius-md);
  outline: none;
}

.toolbar-actions {
  display: flex;
  align-items: center;
  gap: 8px;
}

.secondary-btn {
  background-color: var(--surface);
  border: 1px solid var(--border);
  color: var(--text-secondary);
  font-family: var(--font-sans);
  font-size: 0.82rem;
  font-weight: 500;
  padding: 8px 12px;
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.secondary-btn:hover {
  color: var(--text);
  border-color: var(--primary);
  background-color: var(--surface-hover);
}

.code-editor {
  width: 100%;
  height: 280px;
  background-color: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 16px;
  font-family: var(--font-mono);
  font-size: 0.88rem;
  line-height: 1.6;
  color: var(--text);
  resize: vertical;
  outline: none;
  white-space: pre;
}

.code-editor:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(82, 113, 255, 0.15);
}

/* Smart Scaffolder */
.scaffold-intro {
  font-size: 0.95rem;
  color: var(--text-secondary);
  margin-bottom: 20px;
}

.scaffold-output {
  margin-top: 24px;
  background-color: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.output-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 16px;
  background-color: var(--surface);
  border-bottom: 1px solid var(--border);
}

.output-title {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-secondary);
}

.output-actions {
  display: flex;
  gap: 8px;
}

.code-preview {
  padding: 16px;
  max-height: 340px;
  overflow-y: auto;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: #C3D0FF;
  line-height: 1.6;
  white-space: pre-wrap;
}

/* Badges & CI Hub */
.badge-hub-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: 24px;
  width: 100%;
  box-sizing: border-box;
}

.badge-builder,
.ci-builder {
  min-width: 0;
  width: 100%;
  display: flex;
  flex-direction: column;
}

.panel-section-title {
  font-size: 1.05rem;
  font-weight: 700;
  margin-bottom: 6px;
}

.panel-section-desc {
  font-size: 0.85rem;
  color: var(--text-secondary);
  margin-bottom: 16px;
  line-height: 1.5;
}

.badge-input-group {
  margin-bottom: 16px;
}

.form-label {
  display: block;
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  margin-bottom: 6px;
}

.action-input-sm {
  width: 100%;
  background-color: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 8px 12px;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--text);
  outline: none;
  box-sizing: border-box;
}

.action-input-sm:focus {
  border-color: var(--primary);
}

.badge-preview-box {
  background-color: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 16px;
  margin-bottom: 16px;
  display: flex;
  align-items: center;
  gap: 12px;
}

.preview-label {
  font-size: 0.78rem;
  color: var(--text-muted);
  flex-shrink: 0;
}

.badge-preview-svg {
  display: inline-flex;
  align-items: center;
}

.code-snippet-box {
  background-color: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  overflow: hidden;
  min-width: 0;
  width: 100%;
  box-sizing: border-box;
}

.snippet-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 8px 12px;
  background-color: var(--surface);
  border-bottom: 1px solid var(--border);
  font-size: 0.78rem;
  color: var(--text-muted);
  font-family: var(--font-mono);
}

.copy-btn {
  background: transparent;
  border: 1px solid var(--border);
  color: var(--text-secondary);
  font-size: 0.75rem;
  padding: 2px 8px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.copy-btn:hover {
  border-color: var(--primary);
  color: var(--primary);
}

.snippet-code {
  padding: 12px;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  line-height: 1.5;
  color: #A3BAFF;
  box-sizing: border-box;
  min-width: 0;
  max-width: 100%;
}

.badge-builder .snippet-code {
  white-space: pre-wrap;
  word-break: break-all;
}

.ci-builder .snippet-code {
  white-space: pre;
  overflow-x: auto;
  max-height: 200px;
  overflow-y: auto;
}

/* Specialist Pillars Section */
.pillars-section {
  padding: 80px 0;
  border-top: 1px solid var(--border-subtle);
}

.section-title {
  font-size: 2.2rem;
  font-weight: 800;
  text-align: center;
  margin-bottom: 12px;
  letter-spacing: -0.02em;
}

.section-subtitle {
  font-size: 1rem;
  color: var(--text-secondary);
  text-align: center;
  max-width: 620px;
  margin: 0 auto 48px;
}

.pillars-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.pillar-card {
  background-color: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 24px;
  transition: transform var(--transition-normal), border-color var(--transition-normal);
}

.pillar-card:hover {
  transform: translateY(-3px);
  border-color: rgba(82, 113, 255, 0.4);
}

.pillar-icon-box {
  width: 44px;
  height: 44px;
  background-color: var(--primary-subtle);
  border: 1px solid rgba(82, 113, 255, 0.25);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--primary);
  margin-bottom: 16px;
}

.pillar-icon-box svg {
  width: 22px;
  height: 22px;
}

.pillar-title {
  font-size: 1.05rem;
  font-weight: 700;
  margin-bottom: 8px;
  color: #FFFFFF;
}

.pillar-desc {
  font-size: 0.85rem;
  color: var(--text-secondary);
  line-height: 1.55;
}

/* Ecosystem / Client Apps */
.ecosystem-section {
  padding: 80px 0;
  border-top: 1px solid var(--border-subtle);
  background-color: var(--surface);
}

.ecosystem-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
  max-width: 900px;
  margin: 0 auto;
}

.app-card {
  background-color: var(--surface-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  padding: 28px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  transition: border-color var(--transition-fast);
}

.app-card:hover {
  border-color: var(--primary);
}

.app-card-header {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 14px;
}

.app-icon {
  width: 32px;
  height: 32px;
  color: var(--primary);
  flex-shrink: 0;
}

.app-name {
  font-size: 1.2rem;
  font-weight: 700;
  color: #FFFFFF;
}

.app-tag {
  font-size: 0.75rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.app-desc {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: 20px;
}

.app-footer {
  border-top: 1px solid var(--border-subtle);
  padding-top: 16px;
}

.app-status {
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--primary);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

/* Site Footer */
.site-footer {
  margin-top: auto;
  border-top: 1px solid var(--border-subtle);
  background-color: var(--bg);
  padding: 60px 0 32px;
}

.footer-container {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 48px;
  margin-bottom: 40px;
}

.footer-brand-title {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 1.15rem;
  font-weight: 800;
  letter-spacing: 0.05em;
  margin-bottom: 12px;
}

.footer-logo-img {
  width: 24px;
  height: 24px;
  object-fit: contain;
  flex-shrink: 0;
}

.footer-tagline {
  font-size: 0.88rem;
  color: var(--text-secondary);
  line-height: 1.6;
  max-width: 440px;
}

.footer-highlight {
  color: var(--primary);
  text-decoration: none;
  font-weight: 600;
}

.footer-highlight:hover {
  text-decoration: underline;
}

.footer-col-title {
  font-size: 0.82rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--text);
  margin-bottom: 14px;
}

.footer-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer-links a {
  color: var(--text-muted);
  text-decoration: none;
  font-size: 0.85rem;
  transition: color var(--transition-fast);
}

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

.footer-bottom {
  border-top: 1px solid var(--border-subtle);
  padding-top: 24px;
  text-align: center;
  font-size: 0.8rem;
  color: var(--text-dim);
}

/* Responsive adjustments */
@media (max-width: 900px) {
  .hero-title {
    font-size: 2.4rem;
  }
  .score-grid {
    grid-template-columns: 1fr;
  }
  .specialist-metrics-bar {
    grid-template-columns: 1fr 1fr;
  }
  .pillars-grid {
    grid-template-columns: 1fr 1fr;
  }
  .badge-hub-grid {
    grid-template-columns: 1fr;
  }
  .ecosystem-grid {
    grid-template-columns: 1fr;
  }
  .footer-container {
    grid-template-columns: 1fr;
    gap: 32px;
  }
  .nav-menu {
    display: none;
  }
}

@media (max-width: 600px) {
  .hero-title {
    font-size: 1.85rem;
  }
  .specialist-metrics-bar {
    grid-template-columns: 1fr;
  }
  .pillars-grid {
    grid-template-columns: 1fr;
  }
  .workspace-tabs {
    flex-wrap: wrap;
    width: 100%;
  }
  .tab-btn {
    flex: 1 1 auto;
    justify-content: center;
    padding: 8px 12px;
  }
}