/* Sandstone Design System & Typographic tokens */
:root {
  --bg-canvas: #F3EFEA;
  --bg-card: #FFFFFF;
  --bg-elevated: #FDFCFB;
  --bg-hover: #F5F4F0;
  --bg-selected: #EAE6DF;
  --text-primary: #2F3437;
  --text-heading: #111111;
  --text-secondary: #787774;
  --text-muted: #A0A09D;
  --border-subtle: #EAEAEA;
  --border-main: #E5E2DA;
  --accent-brown: #734f2d;
  --accent-brown-hover: #8B6F47;
  --accent-green: #346538;
  --accent-green-bg: #EDF3EC;
  --border-chip: #E0ECE0;

  --font-sans: 'Geist', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --font-serif: 'Instrument Serif', Georgia, serif;
  --font-mono: 'JetBrains Mono', monospace;
}

/* Base resets & defaults */
* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  background-color: var(--bg-canvas);
  overflow-y: overlay;
}

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

/* Custom Scrollbar */
::-webkit-scrollbar {
  width: 6px;
  height: 6px;
}

::-webkit-scrollbar-track {
  background: transparent;
}

::-webkit-scrollbar-thumb {
  background: rgba(115, 79, 45, 0.15);
  border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
  background: rgba(115, 79, 45, 0.3);
}

::-webkit-scrollbar-corner {
  background: transparent;
}

/* Page Layout Wrapper */
main {
  width: 100%;
  max-width: 100vw;
  overflow-x: hidden;
}

/* Sections - Cinematic spacing */
section {
  padding: 6rem 2rem;
  max-width: 72rem;
  margin: 0 auto;
}

/* Hero Section - Premium Dark Field with hero header + mockup below */
.hero-section {
  background-color: #1C1A16;
  width: 100vw;
  position: relative;
  left: 50%;
  right: 50%;
  margin-left: -50vw;
  margin-right: -50vw;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 8rem 1.5rem 6rem;
  min-height: 100vh;
}

.hero-content {
  max-width: 72rem;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.hero-nav {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 3rem;
  font-family: var(--font-sans);
  font-size: 0.85rem;
}

.logo-text {
  font-family: var(--font-serif);
  font-size: 1.25rem;
  color: #FFFFFF;
  letter-spacing: -0.01em;
}

.logo-divider {
  color: rgba(255, 255, 255, 0.2);
}

.tagline-text {
  color: #968F83;
  font-style: italic;
  font-family: var(--font-serif);
}

.hero-title {
  font-family: var(--font-serif);
  font-size: clamp(3rem, 5.5vw, 5.5rem);
  font-weight: 400;
  line-height: 1.1;
  color: #FFFFFF;
  max-width: 68rem;
  letter-spacing: -0.03em;
  margin-bottom: 1.5rem;
  text-align: center;
}

.hero-subtitle {
  font-size: 1.15rem;
  color: #A8A398;
  max-width: 42rem;
  line-height: 1.6;
  margin-bottom: 2.5rem;
  text-align: center;
}

.hero-section .cta-group {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 3rem;
}

.hero-window {
  max-width: 72rem;
  width: 100%;
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.3);
  border: 1px solid rgba(255, 255, 255, 0.08);
}

.hero-window .window-chrome {
  background: #25231E;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.hero-window .window-title {
  color: #968F83;
}

/* Dark Hero Buttons */
.hero-section .btn-primary {
  background: #E8E2D5;
  color: #1C1A16;
  border: 1px solid #E8E2D5;
}

.hero-section .btn-primary:hover {
  background: #FFFFFF;
}

.hero-section .btn-secondary {
  background: transparent;
  color: #E8E2D5;
  border: 1px solid rgba(232, 226, 213, 0.3);
}

.hero-section .btn-secondary:hover {
  background: rgba(232, 226, 213, 0.08);
  border-color: rgba(232, 226, 213, 0.6);
}

/* Button Base */
.btn {
  font-family: var(--font-sans);
  font-size: 0.9rem;
  font-weight: 600;
  padding: 0.75rem 1.5rem;
  border-radius: 6px;
  cursor: pointer;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  transition: background 0.2s, color 0.2s, border-color 0.2s, transform 0.1s;
}

.btn-primary {
  background: #111111;
  color: #FFFFFF;
  border: 1px solid #111111;
}

.btn-primary:hover {
  background: #333333;
}

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

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

.btn:active {
  transform: scale(0.98);
}

/* Features Section */
.features-section {
  padding-top: 8rem;
  padding-bottom: 8rem;
  max-width: 72rem;
  padding-left: 2rem;
  padding-right: 2rem;
  background: transparent;
  border-top: 2px solid #D6D0C6;
  border-bottom: 2px solid #D6D0C6;
}

.feature-svg-container {
  display: flex;
  justify-content: center;
  align-items: center;
  margin-bottom: 1.5rem;
  color: var(--accent-brown);
}

.feature-svg-container svg {
  width: 2.5rem;
  height: 2.5rem;
  stroke: currentColor;
  fill: none;
  stroke-width: 1.5;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
  width: 100%;
}

.feature-card {
  background: transparent;
  border: none;
  padding: 1.5rem 1rem;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 1rem;
  transition: transform 0.2s;
}

.feature-card:hover {
  transform: translateY(-4px);
}

.feature-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  border-radius: 10px;
  background: var(--bg-hover);
  color: var(--accent-brown);
  margin-bottom: 0.5rem;
}

.callout-badge {
  font-size: 0.65rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  padding: 0.2rem 0.5rem;
  border-radius: 9999px;
  background: var(--bg-hover);
  color: var(--text-secondary);
  border: 1px solid var(--border-main);
}

.callout-title {
  font-family: var(--font-serif);
  font-size: 1.75rem;
  color: var(--text-heading);
  line-height: 1.2;
}

.callout-desc {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.5;
}



/* Problem Statement */
.problem-section {
  max-width: 54rem;
  padding: 6rem 2rem;
  text-align: center;
}

.problem-text {
  font-family: var(--font-serif);
  font-size: 1.75rem;
  line-height: 1.55;
  color: var(--text-heading);
}

.problem-text em {
  color: var(--accent-brown);
}

/* How It Works */
.how-section {
  max-width: 64rem;
  padding: 4rem 2rem 6rem;
}

.how-title {
  font-family: var(--font-serif);
  font-size: 2.5rem;
  color: var(--text-heading);
  text-align: center;
  margin-bottom: 3.5rem;
}

.how-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2.5rem;
}

.how-step {
  text-align: center;
}

.how-number {
  font-family: var(--font-serif);
  font-size: 3.5rem;
  font-weight: 400;
  color: var(--accent-brown);
  display: block;
  margin-bottom: 0.25rem;
  line-height: 1;
}

.how-heading {
  font-family: var(--font-serif);
  font-size: 1.5rem;
  color: var(--text-heading);
  margin-bottom: 0.75rem;
  font-weight: 400;
}

.how-desc {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.6;
  max-width: 20rem;
  margin: 0 auto;
}

/* Statement Section (replaces marquee) */
.statement-section {
  width: 100vw;
  position: relative;
  left: 50%;
  right: 50%;
  margin-left: -50vw;
  margin-right: -50vw;
  padding: 4rem 2rem;
  background: var(--bg-card);
  border-top: 1px solid var(--border-main);
  border-bottom: 1px solid var(--border-main);
  text-align: center;
}

.statement-text {
  font-family: var(--font-serif);
  font-size: 2.5rem;
  font-style: italic;
  color: var(--text-secondary);
  letter-spacing: -0.02em;
}

/* Prereq Badges */
.setup-prereq-badges {
  display: flex;
  justify-content: center;
  gap: 0.75rem;
  margin-top: -0.75rem;
  margin-bottom: 2rem;
  flex-wrap: wrap;
}

.setup-prereq-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2.25rem;
  height: 2.25rem;
  border-radius: 50%;
  background: transparent;
  color: var(--text-secondary);
  border: none;
  transition: all 0.2s ease;
  cursor: default;
}

.setup-prereq-badge:hover {
  color: var(--accent-brown);
  background: transparent;
  transform: translateY(-2px);
}

.setup-prereq-badge svg {
  width: 1.1rem;
  height: 1.1rem;
  fill: currentColor;
}

.setup-note {
  margin-top: 1.5rem;
  text-align: center;
  font-size: 0.85rem;
  color: var(--text-secondary);
  line-height: 1.5;
}

.setup-note code {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--text-primary);
  background: var(--bg-hover);
  padding: 0.1rem 0.35rem;
  border-radius: 4px;
}

/* Faux macOS Window */
.macos-window {
  border: 1px solid var(--border-main);
  border-radius: 12px;
  background: var(--bg-card);
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.03);
  overflow: hidden;
  text-align: left;
  width: 100%;
}

.window-chrome {
  background: var(--bg-elevated);
  border-bottom: 1px solid var(--border-main);
  padding: 0.6rem 1rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.chrome-dots {
  display: flex;
  gap: 0.4rem;
}

.chrome-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: #EAEAEA;
}

.window-title {
  font-size: 0.75rem;
  color: var(--text-secondary);
  font-family: var(--font-mono);
}

.window-body {
  display: flex;
  height: 30rem;
  background: var(--bg-canvas);
  padding: 0.5rem;
  gap: 0.5rem;
}

/* Workspace Mockup Panels */
.mockup-sidebar {
  width: 10rem;
  flex-shrink: 0;
  background: transparent;
  padding: 0.75rem 0.5rem;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.mockup-section-title {
  font-size: 0.65rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-secondary);
  margin-bottom: 0.5rem;
}

.mockup-file-list {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.mockup-file {
  font-size: 0.75rem;
  color: var(--text-secondary);
  display: flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.25rem 0.5rem;
  border-radius: 4px;
  cursor: pointer;
  transition: background 0.2s;
}

.mockup-file:hover {
  background: var(--bg-hover);
}

.mockup-file.active {
  background: var(--bg-selected);
  color: var(--text-heading);
  font-weight: 500;
}

/* Floating Card Layout for Editor Card */
.mockup-editor-card-container {
  flex: 1;
  display: flex;
  height: 100%;
  min-width: 0;
}

.mockup-editor-card {
  background: #FFFFFF;
  border: 1px solid var(--border-main);
  border-radius: 14px;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.03), 0 16px 48px rgba(0, 0, 0, 0.06);
  display: flex;
  flex: 1;
  height: 100%;
  min-width: 0;
  width: 100%;
  position: relative;
  overflow: hidden;
}

.mockup-outline-ruler {
  width: 6.5rem;
  border-right: 1px solid var(--border-subtle);
  background: #FDFCFB;
  padding: 1.25rem 0.5rem;
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  font-size: 0.7rem;
  user-select: none;
  flex-shrink: 0;
}

.mockup-outline-title {
  font-size: 0.6rem;
  font-weight: 700;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 0.25rem;
  letter-spacing: 0.05em;
}

.mockup-outline-item {
  color: var(--text-secondary);
  padding: 0.2rem 0.4rem;
  border-radius: 4px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.mockup-outline-item.active {
  background: var(--bg-hover);
  color: var(--text-heading);
  font-weight: 500;
}

.mockup-editor {
  flex: 1;
  padding: 1.5rem;
  overflow-y: auto;
  overflow-wrap: break-word;
  font-family: var(--font-sans);
  color: var(--text-primary);
  outline: none;
  min-width: 0;
}

.mockup-editor p {
  margin-bottom: 1rem;
  font-size: 0.85rem;
  line-height: 1.7;
}

.mockup-editor h2 {
  font-family: var(--font-serif);
  font-size: 1.5rem;
  color: var(--text-heading);
  margin-top: 1rem;
  margin-bottom: 0.5rem;
  font-weight: 400;
}

.mockup-stats-badge {
  position: absolute;
  bottom: 0.75rem;
  right: 0.75rem;
  background: #FFFFFF;
  border: 1px solid var(--border-subtle);
  border-radius: 4px;
  padding: 0.2rem 0.4rem;
  font-size: 0.65rem;
  color: var(--text-secondary);
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.02);
  user-select: none;
}

/* Mockup AI Diff Highlight */
.mockup-ai-diff-block {
  background: rgba(52, 101, 56, 0.08);
  border-left: 3px solid rgba(52, 101, 56, 0.4);
  border-radius: 4px;
  padding: 0.5rem 0.75rem;
  margin: 0 -0.75rem;
}

.mockup-diff-actions {
  display: flex;
  align-items: center;
  gap: 2px;
  padding: 2px;
  margin-bottom: 4px;
  width: fit-content;
  margin-left: auto;
  background: #FFFFFF;
  border: 1px solid #E5E2DA;
  border-radius: 8px;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.06);
  user-select: none;
}

.mockup-diff-actions button {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 24px;
  height: 24px;
  border-radius: 4px;
  border: none;
  background: transparent;
  cursor: pointer;
  transition: all 0.15s ease;
}

.mockup-diff-actions .mockup-accept-btn {
  color: #346538;
}
.mockup-diff-actions .mockup-accept-btn:hover {
  background: rgba(52, 101, 56, 0.08);
}

.mockup-diff-actions .mockup-reject-btn {
  color: #C53030;
}
.mockup-diff-actions .mockup-reject-btn:hover {
  background: rgba(197, 48, 48, 0.08);
}

.mockup-diff-actions .mockup-divider {
  width: 1px;
  height: 16px;
  background: #E5E2DA;
}

.mockup-assist-panel {
  width: 14rem;
  flex-shrink: 0;
  background: transparent;
  display: flex;
  flex-direction: column;
}

.assist-header {
  padding: 0.75rem 1rem;
  border-bottom: 1px solid var(--border-main);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.assist-title {
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-heading);
}

.assist-body {
  padding: 0.5rem;
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  overflow-y: auto;
}

/* Mockup Assist: Header actions */
.assist-header-actions {
  display: flex;
  align-items: center;
  gap: 0.2rem;
}

.assist-header-icon {
  color: var(--text-secondary);
  opacity: 0.45;
  cursor: default;
}

/* Mockup Assist: History bubbles */
.mockup-history {
  flex: 1;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  min-height: 0;
}

.mockup-bubble-user {
  align-self: flex-end;
  max-width: 90%;
  background: var(--bg-selected);
  border: 1px solid var(--border-main);
  border-radius: 12px 12px 4px 12px;
  padding: 0.5rem 0.75rem;
  font-size: 0.7rem;
  line-height: 1.4;
  color: var(--text-primary);
}

.mockup-bubble-ai {
  align-self: flex-start;
  max-width: 90%;
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: 12px 12px 12px 4px;
  padding: 0.6rem;
  font-size: 0.7rem;
  line-height: 1.4;
  color: var(--text-primary);
}

.bubble-ai-label {
  font-size: 0.6rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--accent-green);
  margin-bottom: 0.2rem;
}

.bubble-ai-text {
  color: var(--text-secondary);
}

/* Mockup Assist: Input Card */
.mockup-input-card {
  border: 1px solid var(--border-main);
  border-radius: 10px;
  background: var(--bg-card);
  padding: 0.5rem 0.5rem 0.25rem;
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  flex-shrink: 0;
}

.mockup-input-area {
  position: relative;
  min-height: 2rem;
}

.mockup-input-content {
  font-size: 0.7rem;
  color: var(--text-primary);
  line-height: 1.5;
  outline: none;
  min-height: 1.5rem;
  font-family: var(--font-sans);
}

.mockup-input-content:empty:before {
  content: attr(data-placeholder);
  color: var(--text-muted);
}

.mockup-selection-chip {
  display: inline-flex;
  align-items: center;
  gap: 2px;
  background: var(--accent-green-bg);
  color: var(--accent-green);
  border: 1px solid var(--border-chip);
  border-radius: 4px;
  padding: 0.05rem 0.3rem;
  font-size: 0.6rem;
  font-weight: 500;
  margin-top: 0.15rem;
}

.mockup-input-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.mockup-mode-toggle {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 1.25rem;
  height: 1.25rem;
  color: var(--accent-brown);
  opacity: 0.7;
}

.mockup-send-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 1.4rem;
  height: 1.4rem;
  border-radius: 50%;
  background: var(--accent-brown);
  color: #FFFFFF;
}

.editor-highlight {
  background-color: var(--accent-green-bg);
  border-bottom: 1.5px solid var(--accent-green);
  transition: background-color 0.5s;
}

/* Setup / Quick Start Section */
.setup-container {
  background: var(--bg-card);
  border: 1px solid var(--border-main);
  border-radius: 12px;
  padding: 3rem;
  width: 100%;
  max-width: 50rem;
  margin: 0 auto;
}

.setup-title {
  font-family: var(--font-serif);
  font-size: 2.5rem;
  color: var(--text-heading);
  margin-bottom: 1.5rem;
  text-align: center;
}

.setup-tabs {
  display: flex;
  border-bottom: 1px solid var(--border-main);
  margin-bottom: 2rem;
  justify-content: center;
  gap: 1.5rem;
}

.setup-tab {
  background: transparent;
  border: none;
  border-bottom: 2px solid transparent;
  padding: 0.5rem 1rem;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-secondary);
  cursor: pointer;
  transition: border-color 0.2s, color 0.2s;
}

.setup-tab.active {
  color: var(--text-heading);
  border-color: var(--accent-brown);
}

.setup-content {
  display: none;
}

.setup-content.active {
  display: block;
}

.code-block-wrapper {
  position: relative;
  background: var(--bg-hover);
  border: 1px solid var(--border-subtle);
  border-radius: 8px;
  padding: 1.25rem 1.5rem;
  overflow-x: auto;
}

.code-block-wrapper pre {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--text-primary);
  line-height: 1.6;
}

.copy-btn {
  position: absolute;
  top: 1rem;
  right: 1rem;
  background: #FFFFFF;
  border: 1px solid var(--border-main);
  border-radius: 6px;
  width: 28px;
  height: 28px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-secondary);
  cursor: pointer;
  transition: all 0.2s;
}

.copy-btn:hover {
  border-color: var(--text-muted);
  color: var(--text-heading);
}

.copy-btn svg {
  transition: transform 0.1s ease;
}

.copy-btn:active svg {
  transform: scale(0.85);
}

/* Footer Layout - Minimal & Brand Aligned */
.footer-section {
  width: 100vw;
  position: relative;
  left: 50%;
  right: 50%;
  margin-left: -50vw;
  margin-right: -50vw;
  background: var(--bg-card);
  border-top: 1px solid var(--border-main);
  padding: 0.5rem 2rem;
}

.footer-container {
  max-width: 72rem;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 2rem;
}

.footer-brand {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.footer-logo {
  font-family: var(--font-serif);
  font-size: 1.1rem;
  color: var(--text-heading);
  font-weight: 600;
  letter-spacing: -0.01em;
}

.footer-separator {
  color: var(--text-muted);
  font-size: 0.9rem;
  opacity: 0.5;
  user-select: none;
}

.footer-logo-img {
  height: 28px;
  width: auto;
  object-fit: contain;
}

.footer-tagline {
  font-family: var(--font-serif);
  color: var(--text-secondary);
  font-size: 0.8rem;
  font-style: italic;
}

.footer-links {
  display: flex;
  align-items: center;
}

.footer-credit {
  font-size: 0.85rem;
  color: var(--text-secondary);
  margin: 0;
}

.footer-link {
  color: var(--accent-brown);
  text-decoration: none;
  font-weight: 400;
  transition: color 0.2s;
}

.footer-link:hover {
  color: var(--accent-brown-hover);
}

.social-popover {
  position: relative;
  display: inline-block;
}

.social-popover-menu {
  position: absolute;
  bottom: 150%;
  left: 50%;
  transform: translate(-50%, 8px) scale(0.95);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.2s cubic-bezier(0.16, 1, 0.3, 1), transform 0.2s cubic-bezier(0.16, 1, 0.3, 1);
  background: var(--bg-card);
  border: 1px solid var(--border-main);
  border-radius: 8px;
  padding: 0.4rem;
  display: flex;
  gap: 0.35rem;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.06);
  z-index: 50;
}

.social-popover-menu::after {
  content: '';
  position: absolute;
  top: 100%;
  left: 50%;
  transform: translateX(-50%);
  border: 6px solid transparent;
  border-top-color: var(--bg-card);
}

.social-popover-menu::before {
  content: '';
  position: absolute;
  top: 100%;
  left: 50%;
  transform: translateX(-50%);
  border: 7px solid transparent;
  border-top-color: var(--border-main);
  z-index: -1;
}

.social-popover:hover .social-popover-menu {
  opacity: 1;
  pointer-events: auto;
  transform: translate(-50%, 0) scale(1);
}

.social-link {
  color: var(--text-secondary);
  width: 1.75rem;
  height: 1.75rem;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 6px;
  transition: background 0.2s, color 0.2s;
}

.social-link:hover {
  background: var(--bg-hover);
  color: var(--text-heading);
}

.social-link svg {
  width: 14px;
  height: 14px;
}

/* Scroll Animation classes */
.fade-in-up {
  opacity: 0;
  transform: translateY(12px);
  transition: opacity 0.6s cubic-bezier(0.16, 1, 0.3, 1), transform 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

.fade-in-up.visible {
  opacity: 1;
  transform: translateY(0);
}

/* Hero text slides up from behind the mockup */
.hero-text-reveal {
  opacity: 0;
  transform: translateY(60px);
  transition: opacity 0.7s cubic-bezier(0.16, 1, 0.3, 1), transform 0.7s cubic-bezier(0.16, 1, 0.3, 1);
}

.hero-text-reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* Header elements fade in last */
.header-reveal {
  opacity: 0;
  transition: opacity 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

.header-reveal.visible {
  opacity: 1;
}

/* Sticky Header Navigation */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  padding: 1.25rem 2rem;
  background: rgba(243, 239, 234, 0.85);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--border-main);
  transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

.site-header .header-container {
  max-width: 72rem;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo-link {
  text-decoration: none;
  display: flex;
  align-items: center;
}

.header-logo-img {
  height: 38px;
  width: auto;
  object-fit: contain;
  transition: filter 0.2s;
}

.site-header .logo-text {
  font-family: var(--font-serif);
  font-size: 1.35rem;
  font-weight: 400;
  color: var(--text-heading);
  letter-spacing: -0.01em;
}

.site-header .header-nav {
  display: flex;
  align-items: center;
  gap: 2rem;
}

.site-header .nav-link {
  font-family: var(--font-sans);
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text-secondary);
  text-decoration: none;
  transition: color 0.2s;
}

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

.site-header .btn-github-cta {
  background: var(--text-heading);
  color: var(--bg-card);
  border: 1px solid var(--text-heading);
  font-size: 0.8rem;
  font-weight: 600;
  padding: 0.45rem 0.9rem;
  border-radius: 6px;
  cursor: pointer;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  transition: all 0.2s;
}

.site-header .btn-github-cta:hover {
  background: var(--accent-brown);
  border-color: var(--accent-brown);
  color: #FFFFFF;
}

/* Home Header Initial State (on dark hero) */
.site-header.home-header {
  background: transparent;
  border-bottom: 1px solid transparent;
  backdrop-filter: none;
  -webkit-backdrop-filter: none;
}

.site-header.home-header .logo-text {
  color: #FFFFFF;
}

.site-header.home-header .header-logo-img {
  filter: brightness(0) invert(1);
}

.site-header.home-header .nav-link {
  color: rgba(255, 255, 255, 0.7);
}

.site-header.home-header .nav-link:hover {
  color: #FFFFFF;
}

.site-header.home-header .btn-github-cta {
  background: #E8E2D5;
  color: #1C1A16;
  border-color: #E8E2D5;
}

.site-header.home-header .btn-github-cta:hover {
  background: #FFFFFF;
  border-color: #FFFFFF;
}

/* Home Header Scrolled State */
.site-header.home-header.scrolled {
  background: rgba(243, 239, 234, 0.4);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: none;
  padding: 0.85rem 2rem;
}

.site-header.home-header.scrolled .logo-text {
  color: var(--text-heading);
}

.site-header.home-header.scrolled .header-logo-img {
  filter: none;
}

.site-header.home-header.scrolled .nav-link {
  color: var(--text-secondary);
}

.site-header.home-header.scrolled .nav-link:hover {
  color: var(--text-heading);
}

.site-header.home-header.scrolled .btn-github-cta {
  background: var(--text-heading);
  color: var(--bg-card);
  border-color: var(--text-heading);
}

.site-header.home-header.scrolled .btn-github-cta:hover {
  background: var(--accent-brown);
  border-color: var(--accent-brown);
  color: #FFFFFF;
}

/* Fully Dark Theme Mockup Overrides (Contrast Fix) */
.hero-window .window-body {
  background: #171512;
}

.hero-window .mockup-sidebar {
  background: transparent;
}

.hero-window .mockup-file {
  color: #968F83;
}

.hero-window .mockup-file:hover {
  background: rgba(255, 255, 255, 0.05);
}

.hero-window .mockup-file.active {
  background: rgba(255, 255, 255, 0.08);
  color: #FFFFFF;
}

.hero-window .mockup-section-title {
  color: #8C877D;
}

.hero-window .mockup-editor-card {
  background: #1C1A16;
  border: 1px solid rgba(255, 255, 255, 0.08);
  box-shadow: none;
  color: #E8E2D5;
}

.hero-window .mockup-outline-ruler {
  background: #171512;
  border-right: 1px solid rgba(255, 255, 255, 0.08);
}

.hero-window .mockup-outline-title {
  color: #8C877D;
}

.hero-window .mockup-outline-item {
  color: #968F83;
}

.hero-window .mockup-outline-item.active {
  background: rgba(255, 255, 255, 0.08);
  color: #FFFFFF;
}

.hero-window .mockup-editor {
  color: #D9D3C8;
}

.hero-window .mockup-editor h2 {
  color: #FFFFFF;
}

.hero-window .mockup-stats-badge {
  background: #1C1A16;
  border: 1px solid rgba(255, 255, 255, 0.08);
  color: #8C877D;
}

.hero-window .assist-header {
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.hero-window .assist-title {
  color: #FFFFFF;
}

.hero-window .assist-welcome {
  background: #25231E;
  border-color: rgba(255, 255, 255, 0.05);
  color: #968F83;
}

.hero-window .assist-textarea-wrapper {
  background: #171512;
  border-color: rgba(255, 255, 255, 0.08);
}

.hero-window .assist-textarea-wrapper textarea {
  color: #E8E2D5;
}

.hero-window .assist-chip {
  background: rgba(52, 101, 56, 0.2);
  color: #8FCA93;
  border-color: rgba(52, 101, 56, 0.4);
}

.hero-window .assist-btn {
  background: #E8E2D5;
  color: #1C1A16;
}

.hero-window .assist-btn:hover {
  background: #FFFFFF;
}

.hero-window .assist-status-box {
  background: #25231E;
  border-color: rgba(255, 255, 255, 0.08);
}

.hero-window .assist-status-title {
  color: #8C877D;
}

.hero-window .assist-status-text {
  color: #E8E2D5;
}

.hero-window .editor-highlight {
  background-color: rgba(52, 101, 56, 0.35);
  border-bottom-color: #8FCA93;
}

/* Dark theme overrides for new mockup assist elements */
.hero-window .assist-header-icon {
  color: #8C877D;
}

.hero-window .mockup-bubble-user {
  background: #25231E;
  border-color: rgba(255, 255, 255, 0.08);
  color: #E8E2D5;
}

.hero-window .mockup-bubble-ai {
  background: #1C1A16;
  border-color: rgba(255, 255, 255, 0.08);
  color: #D9D3C8;
}

.hero-window .bubble-ai-label {
  color: #8FCA93;
}

.hero-window .bubble-ai-text {
  color: #968F83;
}

.hero-window .mockup-input-card {
  background: #171512;
  border-color: rgba(255, 255, 255, 0.08);
}

.hero-window .mockup-input-content {
  color: #E8E2D5;
}

.hero-window .mockup-input-content:empty:before {
  color: #8C877D;
}

.hero-window .mockup-selection-chip {
  background: rgba(52, 101, 56, 0.2);
  color: #8FCA93;
  border-color: rgba(52, 101, 56, 0.4);
}

.hero-window .mockup-mode-toggle {
  color: #C4B89E;
}

.hero-window .mockup-send-btn {
  background: #E8E2D5;
  color: #1C1A16;
}

.hero-window .mockup-ai-diff-block {
  background: rgba(143, 202, 147, 0.06);
  border-left-color: rgba(143, 202, 147, 0.35);
}

.hero-window .mockup-diff-actions {
  background: #1C1A16;
  border-color: rgba(255, 255, 255, 0.08);
}

.hero-window .mockup-diff-actions .mockup-accept-btn {
  color: #8FCA93;
}
.hero-window .mockup-diff-actions .mockup-accept-btn:hover {
  background: rgba(143, 202, 147, 0.1);
}

.hero-window .mockup-diff-actions .mockup-reject-btn {
  color: #E57373;
}
.hero-window .mockup-diff-actions .mockup-reject-btn:hover {
  background: rgba(229, 115, 115, 0.1);
}

.hero-window .mockup-diff-actions .mockup-divider {
  background: rgba(255, 255, 255, 0.08);
}

/* Audience / Who This Is For Section */
/* Quick Installation Helpers */
.setup-prereq {
  font-family: var(--font-sans);
  font-size: 0.95rem;
  color: var(--text-secondary);
  text-align: center;
  margin-top: -0.75rem;
  margin-bottom: 2rem;
}

.setup-docs-link-container {
  margin-top: 1.5rem;
  text-align: center;
}

.setup-docs-link {
  font-family: var(--font-sans);
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text-secondary);
  text-decoration: none;
  display: inline-block;
  position: relative;
  padding-bottom: 2px;
  transition: color 0.2s ease;
}

.setup-docs-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 1px;
  background-color: var(--accent-brown);
  transform: scaleX(0);
  transform-origin: right;
  transition: transform 0.25s ease-out;
}

.setup-docs-link:hover {
  color: var(--accent-brown);
}

.setup-docs-link:hover::after {
  transform: scaleX(1);
  transform-origin: left;
}

/* FAQ Section */
.faq-section {
  max-width: 50rem;
  margin: 0 auto 6rem;
  padding: 0 2rem;
}

.faq-title {
  font-family: var(--font-serif);
  font-size: 2.5rem;
  color: var(--text-heading);
  text-align: center;
  margin-bottom: 3rem;
}

.faq-grid {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.faq-item {
  background: var(--bg-card);
  border: 1px solid var(--border-main);
  border-radius: 8px;
  padding: 1.75rem;
}

.faq-question {
  font-family: var(--font-serif);
  font-size: 1.35rem;
  color: var(--text-heading);
  margin-bottom: 0.5rem;
}

.faq-answer {
  font-family: var(--font-sans);
  font-size: 0.9rem;
  line-height: 1.6;
  color: var(--text-secondary);
}

/* Responsive adjustments */
@media (max-width: 768px) {
  section {
    padding: 4rem 1.5rem;
  }

  .hero-section {
    padding-top: 6rem;
    padding-bottom: 6rem;
  }

  .hero-window .window-body {
    flex-direction: column;
    height: auto;
  }

  .hero-window .mockup-sidebar {
    width: 100%;
    border-right: none;
    border-bottom: 1px solid rgba(255, 255, 255, 0.06);
  }

  .hero-window .mockup-assist-panel {
    width: 100%;
    border-left: none;
    border-top: 1px solid rgba(255, 255, 255, 0.06);
    height: 18rem;
  }

  .features-grid {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }

  .feature-card.featured {
    padding: 2rem 1.5rem;
  }

  .how-grid {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

  .how-desc {
    max-width: none;
  }

  .statement-text {
    font-size: 1.75rem;
  }

  .problem-text {
    font-size: 1.35rem;
  }

  .setup-prereq-badges {
    gap: 0.5rem;
  }

  .footer-container {
    flex-direction: column;
    align-items: center;
    text-align: center;
    gap: 1.25rem;
  }

  .site-header {
    padding: 1rem;
  }

  .site-header .header-nav {
    gap: 1rem;
  }
}