/* ==========================================================================
   JUGAD — BY YUVII
   Official Design System & Stylesheet
   Inspired by WisperFlow (wisperflow.io): Editorial typography, restrained
   palettes, generous whitespace, and pure utilitarian clarity.
   ========================================================================== */

:root {
  /* Light Theme (Warm Ivory & Graphite) */
  --bg-canvas: #FBF9F5;
  --bg-card: #FFFFFF;
  --bg-subtle: #F4F1EA;
  --bg-hover: #EFECE4;
  --bg-inset: #EDE9DF;

  --text-primary: #191816;
  --text-secondary: #66635A;
  --text-muted: #8C887E;

  --border-subtle: #E6E2D8;
  --border-strong: #D3CDC1;
  --border-focus: #191816;

  /* Restrained Accents */
  --accent-olive: #696B54;
  --accent-olive-hover: #545642;
  --accent-olive-soft: #F1EFE8;

  --status-green: #3D784C;
  --status-green-bg: #E8F2EA;
  --status-amber: #A16B15;
  --status-amber-bg: #FCF4E6;
  --status-red: #A63B34;
  --status-red-bg: #FBEBEA;

  /* Typography */
  --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --font-mono: "SF Mono", "JetBrains Mono", Consolas, "Liberation Mono", Menlo, Courier, monospace;

  /* Layout */
  --max-width: 1140px;
  --container-padding: 24px;
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 14px;
  --radius-full: 9999px;

  /* Transitions */
  --transition-fast: 150ms cubic-bezier(0.16, 1, 0.3, 1);
  --transition-normal: 250ms cubic-bezier(0.16, 1, 0.3, 1);
}

[data-theme="dark"] {
  --bg-canvas: #141412;
  --bg-card: #1D1C19;
  --bg-subtle: #24231F;
  --bg-hover: #2E2D27;
  --bg-inset: #1A1916;

  --text-primary: #EDEAE3;
  --text-secondary: #9E9B91;
  --text-muted: #737067;

  --border-subtle: #2B2A25;
  --border-strong: #3D3C35;
  --border-focus: #EDEAE3;

  --accent-olive: #84866C;
  --accent-olive-hover: #9FA185;
  --accent-olive-soft: #24251E;

  --status-green: #4EA362;
  --status-green-bg: #1B2B1F;
  --status-amber: #D49229;
  --status-amber-bg: #2E2413;
  --status-red: #C74E45;
  --status-red-bg: #301816;
}

/* Base Reset & Document Defaults */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  background-color: var(--bg-canvas);
  color: var(--text-primary);
  font-family: var(--font-sans);
  line-height: 1.6;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

main {
  flex: 1;
}

a {
  color: inherit;
  text-decoration: none;
  transition: color var(--transition-fast);
}

img, svg {
  display: block;
  max-width: 100%;
}

code, pre {
  font-family: var(--font-mono);
}

/* Container */
.container {
  width: 100%;
  max-width: var(--max-width);
  margin-left: auto;
  margin-right: auto;
  padding-left: var(--container-padding);
  padding-right: var(--container-padding);
}

/* --------------------------------------------------------------------------
   Header & Navigation
   -------------------------------------------------------------------------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background-color: rgba(251, 249, 245, 0.88);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border-subtle);
  transition: background-color var(--transition-normal), border-color var(--transition-normal);
}

[data-theme="dark"] .site-header {
  background-color: rgba(20, 20, 18, 0.88);
}

.header-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 68px;
}

/* Typographic Logo: JUGAD / BY YUVII */
.brand-wordmark {
  display: inline-flex;
  flex-direction: column;
  line-height: 1;
  gap: 2px;
}

.brand-title {
  font-size: 1.25rem;
  font-weight: 800;
  letter-spacing: -0.04em;
  color: var(--text-primary);
}

.brand-signature {
  font-size: 0.58rem;
  font-weight: 700;
  letter-spacing: 0.22em;
  color: var(--accent-olive);
  text-transform: uppercase;
  font-family: var(--font-mono);
}

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

.nav-links a {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text-secondary);
  transition: color var(--transition-fast);
}

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

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-size: 0.9rem;
  font-weight: 600;
  border-radius: var(--radius-sm);
  padding: 9px 16px;
  cursor: pointer;
  border: 1px solid transparent;
  transition: all var(--transition-fast);
  white-space: nowrap;
}

.btn-primary {
  background-color: var(--text-primary);
  color: var(--bg-canvas);
  border-color: var(--text-primary);
}

.btn-primary:hover {
  background-color: #33322D;
  border-color: #33322D;
  color: #FFFFFF;
}

[data-theme="dark"] .btn-primary:hover {
  background-color: #FFFFFF;
  border-color: #FFFFFF;
  color: #141412;
}

.btn-secondary {
  background-color: var(--bg-card);
  color: var(--text-primary);
  border-color: var(--border-strong);
}

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

.btn-olive {
  background-color: var(--accent-olive);
  color: #FFFFFF;
  border-color: var(--accent-olive);
}

.btn-olive:hover {
  background-color: var(--accent-olive-hover);
  border-color: var(--accent-olive-hover);
}

.btn-sm {
  font-size: 0.82rem;
  padding: 6px 12px;
}

.btn-lg {
  font-size: 0.98rem;
  padding: 13px 24px;
}

.btn-block {
  width: 100%;
}

.btn-disabled {
  opacity: 0.6;
  cursor: default;
  background-color: var(--bg-subtle) !important;
  color: var(--text-muted) !important;
  border-color: var(--border-subtle) !important;
}

/* Theme Toggle Button */
.theme-toggle-btn {
  background: transparent;
  border: 1px solid var(--border-subtle);
  color: var(--text-secondary);
  border-radius: var(--radius-sm);
  padding: 6px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.theme-toggle-btn:hover {
  color: var(--text-primary);
  border-color: var(--border-strong);
  background-color: var(--bg-subtle);
}

[data-theme="dark"] .icon-moon { display: none; }
[data-theme="dark"] .icon-sun { display: block; }
:root:not([data-theme="dark"]) .icon-sun { display: none; }
:root:not([data-theme="dark"]) .icon-moon { display: block; }

/* Mobile Menu Toggle */
.mobile-menu-btn {
  display: none;
  background: transparent;
  border: 1px solid var(--border-subtle);
  color: var(--text-primary);
  border-radius: var(--radius-sm);
  padding: 6px;
  cursor: pointer;
}

/* --------------------------------------------------------------------------
   Hero Section
   -------------------------------------------------------------------------- */
.hero-section {
  padding: 72px 0 84px 0;
  border-bottom: 1px solid var(--border-subtle);
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.95fr;
  gap: 48px;
  align-items: center;
}

.hero-copy {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.76rem;
  font-weight: 600;
  font-family: var(--font-mono);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--accent-olive);
  background-color: var(--accent-olive-soft);
  border: 1px solid rgba(105, 107, 84, 0.22);
  border-radius: var(--radius-full);
  padding: 4px 12px;
  width: fit-content;
}

.status-indicator {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background-color: var(--status-green);
  box-shadow: 0 0 0 2px rgba(61, 120, 76, 0.2);
}

.hero-title {
  font-size: 3.25rem;
  font-weight: 800;
  line-height: 1.08;
  letter-spacing: -0.04em;
  color: var(--text-primary);
}

.hero-subtitle {
  font-size: 1.12rem;
  line-height: 1.58;
  color: var(--text-secondary);
  max-width: 520px;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
  margin-top: 6px;
}

.hero-meta-label {
  font-size: 0.82rem;
  color: var(--text-muted);
  font-family: var(--font-mono);
  display: flex;
  align-items: center;
  gap: 6px;
}

/* --------------------------------------------------------------------------
   Product Mockup (Dual Windows & Phone View)
   -------------------------------------------------------------------------- */
.hero-mockup-wrapper {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
}

/* Desktop Companion Mockup Window */
.laptop-mockup {
  width: 100%;
  max-width: 440px;
  background-color: var(--bg-card);
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-md);
  box-shadow: 0 16px 36px rgba(0, 0, 0, 0.05), 0 2px 8px rgba(0, 0, 0, 0.03);
  overflow: hidden;
  position: relative;
  z-index: 1;
}

.laptop-titlebar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 8px 12px;
  background-color: var(--bg-subtle);
  border-bottom: 1px solid var(--border-subtle);
  font-size: 0.75rem;
  font-family: var(--font-mono);
  color: var(--text-secondary);
}

.window-dots {
  display: flex;
  gap: 6px;
}

.window-dots span {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background-color: var(--border-strong);
}

.laptop-content {
  padding: 16px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.mockup-stat-card {
  background-color: var(--bg-subtle);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  padding: 12px;
}

.mockup-stat-label {
  font-size: 0.68rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--text-muted);
  font-family: var(--font-mono);
  margin-bottom: 2px;
}

.mockup-stat-value {
  font-size: 1.15rem;
  font-weight: 700;
  font-family: var(--font-mono);
  color: var(--text-primary);
}

.mockup-badge-active {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  font-size: 0.7rem;
  font-weight: 700;
  font-family: var(--font-mono);
  color: var(--status-green);
  background-color: var(--status-green-bg);
  border-radius: var(--radius-sm);
  padding: 3px 8px;
  margin-top: 4px;
}

/* Phone Mockup Window (Overlaid) */
.phone-mockup {
  position: absolute;
  right: -20px;
  bottom: -32px;
  width: 210px;
  background-color: var(--bg-card);
  border: 2px solid var(--text-primary);
  border-radius: 24px;
  padding: 12px 10px 14px 10px;
  box-shadow: 0 20px 48px rgba(0, 0, 0, 0.12);
  z-index: 2;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.phone-speaker {
  width: 36px;
  height: 3px;
  background-color: var(--border-strong);
  border-radius: var(--radius-full);
  margin: 0 auto 4px auto;
}

.phone-pill-status {
  background-color: var(--bg-subtle);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-full);
  padding: 3px 8px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.65rem;
  font-family: var(--font-mono);
}

.phone-trackpad-area {
  background-color: var(--bg-subtle);
  border: 1px dashed var(--border-strong);
  border-radius: var(--radius-sm);
  height: 120px;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  font-size: 0.68rem;
  color: var(--text-muted);
  text-align: center;
  padding: 8px;
}

.phone-crosshair {
  width: 16px;
  height: 16px;
  border-radius: 50%;
  border: 1.5px solid var(--accent-olive);
  position: absolute;
}

.phone-buttons-bar {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 6px;
}

.phone-btn {
  background-color: var(--bg-subtle);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  padding: 8px 4px;
  font-size: 0.65rem;
  font-weight: 700;
  text-align: center;
  font-family: var(--font-mono);
  color: var(--text-secondary);
}

.phone-nav-bar {
  display: flex;
  justify-content: space-around;
  padding-top: 4px;
  border-top: 1px solid var(--border-subtle);
  font-size: 0.6rem;
  font-weight: 600;
  color: var(--text-muted);
}

.phone-nav-bar span.active {
  color: var(--text-primary);
  font-weight: 700;
}

/* --------------------------------------------------------------------------
   Sections & Section Headers
   -------------------------------------------------------------------------- */
.section {
  padding: 84px 0;
  border-bottom: 1px solid var(--border-subtle);
}

.section-alt {
  background-color: var(--bg-subtle);
}

.section-header {
  margin-bottom: 48px;
  max-width: 680px;
}

.section-header.text-center {
  margin-left: auto;
  margin-right: auto;
  text-align: center;
}

.section-tag {
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--accent-olive);
  font-family: var(--font-mono);
  margin-bottom: 8px;
}

.section-title {
  font-size: 2.25rem;
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -0.03em;
  color: var(--text-primary);
  margin-bottom: 12px;
}

.section-desc {
  font-size: 1.05rem;
  line-height: 1.55;
  color: var(--text-secondary);
}

/* --------------------------------------------------------------------------
   Features Grid
   -------------------------------------------------------------------------- */
.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.feature-card {
  background-color: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 24px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  transition: border-color var(--transition-fast), transform var(--transition-fast);
}

.feature-card:hover {
  border-color: var(--border-strong);
  transform: translateY(-2px);
}

.feature-icon-wrapper {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-sm);
  background-color: var(--bg-subtle);
  border: 1px solid var(--border-subtle);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-primary);
  margin-bottom: 4px;
}

.feature-title {
  font-size: 1.15rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--text-primary);
}

.feature-text {
  font-size: 0.92rem;
  line-height: 1.55;
  color: var(--text-secondary);
  flex: 1;
}

.feature-pill {
  font-size: 0.7rem;
  font-family: var(--font-mono);
  color: var(--accent-olive);
  background-color: var(--accent-olive-soft);
  border-radius: var(--radius-sm);
  padding: 3px 8px;
  width: fit-content;
  font-weight: 600;
}

/* --------------------------------------------------------------------------
   How It Works (3 Steps)
   -------------------------------------------------------------------------- */
.steps-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.step-card {
  background-color: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 28px;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.step-number {
  font-size: 0.85rem;
  font-family: var(--font-mono);
  font-weight: 700;
  color: var(--accent-olive);
  letter-spacing: 0.05em;
}

.step-title {
  font-size: 1.2rem;
  font-weight: 700;
  letter-spacing: -0.02em;
}

.step-desc {
  font-size: 0.92rem;
  line-height: 1.55;
  color: var(--text-secondary);
}

.guide-banner-card {
  margin-top: 36px;
  background-color: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 20px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}

.guide-banner-text h4 {
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 2px;
}

.guide-banner-text p {
  font-size: 0.88rem;
  color: var(--text-secondary);
}

/* --------------------------------------------------------------------------
   Downloads Section
   -------------------------------------------------------------------------- */
.downloads-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 32px;
  max-width: 900px;
  margin: 0 auto;
}

.download-card {
  background-color: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 32px;
  display: flex;
  flex-direction: column;
  gap: 16px;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.02);
}

.download-platform-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.platform-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.78rem;
  font-weight: 700;
  font-family: var(--font-mono);
  text-transform: uppercase;
  color: var(--text-primary);
}

.version-pill {
  font-size: 0.72rem;
  font-family: var(--font-mono);
  font-weight: 600;
  padding: 3px 8px;
  border-radius: var(--radius-sm);
  background-color: var(--bg-subtle);
  color: var(--text-secondary);
}

.download-title {
  font-size: 1.45rem;
  font-weight: 800;
  letter-spacing: -0.03em;
}

.download-desc {
  font-size: 0.92rem;
  line-height: 1.55;
  color: var(--text-secondary);
}

.download-specs-table {
  background-color: var(--bg-subtle);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  padding: 12px 14px;
  display: flex;
  flex-direction: column;
  gap: 6px;
  font-size: 0.82rem;
  font-family: var(--font-mono);
}

.spec-row {
  display: flex;
  justify-content: space-between;
}

.spec-key {
  color: var(--text-muted);
}

.spec-val {
  font-weight: 600;
  color: var(--text-primary);
}

.download-action-group {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-top: 8px;
}

.secondary-guide-link {
  font-size: 0.82rem;
  text-align: center;
  color: var(--accent-olive);
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 4px;
}

.secondary-guide-link:hover {
  text-decoration: underline;
}

/* --------------------------------------------------------------------------
   Troubleshooting Preview & Detail Cards
   -------------------------------------------------------------------------- */
.troubleshoot-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
}

.troubleshoot-item {
  background-color: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 22px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.troubleshoot-item h4 {
  font-size: 1.05rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  gap: 8px;
}

.troubleshoot-item p {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.55;
}

.troubleshoot-item a {
  font-size: 0.84rem;
  color: var(--accent-olive);
  font-weight: 600;
  margin-top: 4px;
}

/* --------------------------------------------------------------------------
   FAQ Accordion
   -------------------------------------------------------------------------- */
.faq-accordion {
  display: flex;
  flex-direction: column;
  gap: 12px;
  max-width: 800px;
  margin: 0 auto;
}

.faq-item {
  background-color: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: border-color var(--transition-fast);
}

.faq-item[open] {
  border-color: var(--border-strong);
}

.faq-question {
  padding: 18px 22px;
  font-size: 1.02rem;
  font-weight: 600;
  cursor: pointer;
  list-style: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.faq-question::-webkit-details-marker {
  display: none;
}

.faq-question::after {
  content: "+";
  font-size: 1.25rem;
  color: var(--text-muted);
  font-weight: 400;
  transition: transform var(--transition-fast);
}

.faq-item[open] .faq-question::after {
  content: "−";
}

.faq-answer {
  padding: 0 22px 20px 22px;
  font-size: 0.92rem;
  line-height: 1.6;
  color: var(--text-secondary);
  border-top: 1px solid transparent;
}

/* --------------------------------------------------------------------------
   Documentation Layout (setup.html, troubleshooting.html, privacy.html)
   -------------------------------------------------------------------------- */
.doc-header {
  padding: 56px 0 36px 0;
  border-bottom: 1px solid var(--border-subtle);
}

.doc-layout {
  display: grid;
  grid-template-columns: 240px 1fr;
  gap: 48px;
  padding: 48px 0 84px 0;
}

.doc-sidebar {
  position: sticky;
  top: 96px;
  height: fit-content;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.doc-sidebar-title {
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text-muted);
  font-family: var(--font-mono);
  margin-bottom: 6px;
}

.doc-sidebar-link {
  font-size: 0.88rem;
  color: var(--text-secondary);
  padding: 6px 10px;
  border-radius: var(--radius-sm);
  transition: all var(--transition-fast);
}

.doc-sidebar-link:hover,
.doc-sidebar-link.active {
  background-color: var(--bg-subtle);
  color: var(--text-primary);
  font-weight: 600;
}

.doc-content {
  display: flex;
  flex-direction: column;
  gap: 48px;
  max-width: 780px;
}

.doc-section {
  display: flex;
  flex-direction: column;
  gap: 16px;
  scroll-margin-top: 96px;
}

.doc-section-title {
  font-size: 1.65rem;
  font-weight: 800;
  letter-spacing: -0.03em;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--border-subtle);
}

.doc-subhead {
  font-size: 1.15rem;
  font-weight: 700;
  margin-top: 12px;
}

.doc-body {
  font-size: 0.95rem;
  line-height: 1.65;
  color: var(--text-secondary);
}

.doc-body p {
  margin-bottom: 14px;
}

.doc-body ol, .doc-body ul {
  margin-left: 20px;
  margin-bottom: 16px;
}

.doc-body li {
  margin-bottom: 8px;
}

.code-box {
  background-color: var(--bg-subtle);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  padding: 14px 16px;
  font-size: 0.85rem;
  font-family: var(--font-mono);
  color: var(--text-primary);
  overflow-x: auto;
  margin: 12px 0 16px 0;
  line-height: 1.5;
}

.callout-box {
  background-color: var(--bg-card);
  border-left: 3px solid var(--accent-olive);
  border-top: 1px solid var(--border-subtle);
  border-right: 1px solid var(--border-subtle);
  border-bottom: 1px solid var(--border-subtle);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  padding: 16px 18px;
  margin: 14px 0;
}

.callout-box.callout-info {
  border-left-color: var(--accent-olive);
}

.callout-box.callout-success {
  border-left-color: var(--status-green);
  background-color: var(--status-green-bg);
}

.callout-box.callout-alert {
  border-left-color: var(--status-amber);
}

.callout-title {
  font-size: 0.88rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 4px;
}

/* --------------------------------------------------------------------------
   Site Footer
   -------------------------------------------------------------------------- */
.site-footer {
  background-color: var(--bg-card);
  border-top: 1px solid var(--border-subtle);
  padding: 48px 0;
  margin-top: auto;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr repeat(3, 1fr);
  gap: 36px;
  margin-bottom: 40px;
}

.footer-brand {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer-desc {
  font-size: 0.85rem;
  line-height: 1.5;
  color: var(--text-muted);
  max-width: 300px;
}

.footer-col {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer-col-title {
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-primary);
  font-family: var(--font-mono);
  margin-bottom: 4px;
}

.footer-col a {
  font-size: 0.85rem;
  color: var(--text-secondary);
}

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

.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 24px;
  border-top: 1px solid var(--border-subtle);
  font-size: 0.8rem;
  color: var(--text-muted);
  font-family: var(--font-mono);
}

/* --------------------------------------------------------------------------
   Responsive Breakpoints
   -------------------------------------------------------------------------- */
@media (max-width: 960px) {
  .hero-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .hero-mockup-wrapper {
    margin-top: 10px;
    margin-bottom: 30px;
  }

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

  .steps-grid {
    grid-template-columns: 1fr;
  }

  .downloads-grid {
    grid-template-columns: 1fr;
  }

  .doc-layout {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .doc-sidebar {
    display: none;
  }

  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 640px) {
  .header-container {
    height: 60px;
  }

  .nav-links {
    display: none;
  }

  .nav-links.nav-open {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: 60px;
    left: 0;
    right: 0;
    background-color: var(--bg-card);
    border-bottom: 1px solid var(--border-subtle);
    padding: 20px;
    gap: 16px;
    box-shadow: 0 10px 24px rgba(0, 0, 0, 0.08);
  }

  .mobile-menu-btn {
    display: block;
  }

  .hero-title {
    font-size: 2.35rem;
  }

  .section-title {
    font-size: 1.75rem;
  }

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

  .troubleshoot-grid {
    grid-template-columns: 1fr;
  }

  .phone-mockup {
    position: static;
    margin-top: 16px;
    width: 100%;
    max-width: 280px;
  }

  .footer-grid {
    grid-template-columns: 1fr;
  }

  .footer-bottom {
    flex-direction: column;
    gap: 10px;
    align-items: flex-start;
  }
}