/* ==========================================================================
   AndikBSD — Personal FreeBSD Homelab Landing Page
   https://andikbsd.xyz • Sister-site to andiklab.site
   ========================================================================== */

/* Accessibility Skip Link (WCAG 2.2 AA) */
.skip-link {
  position: absolute;
  top: -100px;
  left: 1rem;
  z-index: 1000;
  padding: 0.5rem 1rem;
  background-color: var(--accent-red);
  color: #ffffff;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  font-weight: 700;
  border-radius: 0.375rem;
  text-decoration: none;
  box-shadow: 0 4px 14px rgba(0, 0, 0, 0.35);
  transition: top 0.2s ease;
}

.skip-link:focus {
  top: 1rem;
}

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

  /* ========================================================================
     LIGHT THEME (Refined for high-contrast crispness & physical card depth)
     ======================================================================== */
  --bg-page: #f1f5f9;              /* Slate-100: memberi kontras nyata terhadap kartu putih */
  --bg-card: #ffffff;              /* Pure white card surface */
  --bg-card-hover: #f8fafc;        /* Slate-50 hover */
  --bg-subtle: #e2e8f0;            /* Slate-200 for inner chips and badges */
  --bg-nav: rgba(241, 245, 249, 0.88);
  --bg-footer: #e2e8f0;

  --text-primary: #0f172a;         /* Slate-900: strong deep black/blue readability */
  --text-secondary: #334155;       /* Slate-700 */
  --text-muted: #64748b;           /* Slate-500 */

  --border-subtle: #cbd5e1;        /* Slate-300: crisp, non-faint borders */
  --border-medium: #94a3b8;        /* Slate-400 */

  /* Accents */
  --accent-red: #b91c1c;
  --accent-red-bg: #fee2e2;
  --accent-red-border: #fca5a5;

  --accent-amber: #b45309;
  --accent-amber-bg: #fffbeb;
  --accent-amber-border: #f59e0b;  /* Crisp visible amber border */

  --accent-emerald: #047857;
  --accent-emerald-bg: #d1fae5;
  --accent-emerald-border: #6ee7b7;

  --grid-dot: rgba(100, 116, 139, 0.22);
  --shadow-card: 0 1px 3px 0 rgba(15, 23, 42, 0.06), 0 2px 6px -1px rgba(15, 23, 42, 0.04);
  --shadow-card-hover: 0 10px 25px -4px rgba(15, 23, 42, 0.1), 0 6px 10px -4px rgba(15, 23, 42, 0.06);
}

html.dark {
  /* ========================================================================
     DARK THEME (Deep Slate Obsidian matching andiklab.site)
     ======================================================================== */
  --bg-page: #080c14;
  --bg-card: #0e1422;
  --bg-card-hover: #131a2c;
  --bg-subtle: #141c30;
  --bg-nav: rgba(8, 12, 20, 0.88);
  --bg-footer: #06090f;

  --text-primary: #f8fafc;
  --text-secondary: #cbd5e1;
  --text-muted: #94a3b8;

  --border-subtle: #1a2338;
  --border-medium: #25324e;

  /* Accents */
  --accent-red: #ef4444;
  --accent-red-bg: rgba(239, 68, 68, 0.12);
  --accent-red-border: rgba(239, 68, 68, 0.3);

  --accent-amber: #f59e0b;
  --accent-amber-bg: rgba(245, 158, 11, 0.1);
  --accent-amber-border: rgba(245, 158, 11, 0.35);

  --accent-emerald: #10b981;
  --accent-emerald-bg: rgba(16, 185, 129, 0.12);
  --accent-emerald-border: rgba(16, 185, 129, 0.3);

  --grid-dot: rgba(51, 65, 85, 0.45);
  --shadow-card: 0 2px 5px 0 rgba(0, 0, 0, 0.4);
  --shadow-card-hover: 0 14px 30px -8px rgba(0, 0, 0, 0.7);
}

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

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-sans);
  background-color: var(--bg-page);
  color: var(--text-secondary);
  line-height: 1.65;
  font-size: 0.95rem;
  letter-spacing: -0.011em;
  min-height: 100vh;
  position: relative;
  overflow-x: hidden;
  transition: background-color 0.25s ease, color 0.25s ease;
  display: flex;
  flex-direction: column;
}

::selection {
  background-color: var(--accent-red-bg);
  color: var(--accent-red);
}

a {
  color: inherit;
  text-decoration: none;
}

button {
  font-family: inherit;
  cursor: pointer;
  border: none;
  background: none;
}

/* Background Ambient Network Mesh Canvas */
.bg-canvas {
  position: fixed;
  inset: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 0;
  opacity: 0.72;
  transition: opacity 0.4s ease;
}

html.dark .bg-canvas {
  opacity: 0.88;
}

/* Background Micro-Dot Grid (Safe for retina & OLED without moire/noise) */
.dot-grid-bg {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 1;
  background-image: radial-gradient(var(--grid-dot) 1.25px, transparent 1.25px);
  background-size: 24px 24px;
  mask-image: radial-gradient(ellipse at 50% 20%, black 45%, transparent 85%);
  -webkit-mask-image: radial-gradient(ellipse at 50% 20%, black 45%, transparent 85%);
}

/* Centered Responsive Container (Auto-stretch & Auto-center across all viewports) */
.site-container {
  width: 100%;
  max-width: 1060px;
  margin-left: auto;
  margin-right: auto;
  padding-left: 1rem;
  padding-left: max(1rem, env(safe-area-inset-left, 0px));
  padding-right: 1rem;
  padding-right: max(1rem, env(safe-area-inset-right, 0px));
}

@media (min-width: 480px) {
  .site-container {
    padding-left: 1.5rem;
    padding-left: max(1.5rem, env(safe-area-inset-left, 0px));
    padding-right: 1.5rem;
    padding-right: max(1.5rem, env(safe-area-inset-right, 0px));
  }
}

@media (min-width: 768px) {
  .site-container {
    padding-left: 2rem;
    padding-left: max(2rem, env(safe-area-inset-left, 0px));
    padding-right: 2rem;
    padding-right: max(2rem, env(safe-area-inset-right, 0px));
  }
}

/* --------------------------------------------------------------------------
   NAVIGATION HEADER (Multi-device clean responsive wrap & auto-align)
   -------------------------------------------------------------------------- */
.glass-nav {
  position: sticky;
  top: 0;
  z-index: 50;
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  background-color: var(--bg-nav);
  border-bottom: 1px solid var(--border-subtle);
  transition: border-color 0.25s ease, background-color 0.25s ease;
}

.nav-inner {
  min-height: 4rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  padding: 0.5rem 0;
}

.brand-link {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.1rem;
  letter-spacing: -0.02em;
  color: var(--text-primary);
  flex-shrink: 0;
}

.brand-link:hover {
  opacity: 0.9;
}

.brand-logo-icon {
  width: 22px;
  height: 22px;
  flex-shrink: 0;
}

.brand-dot {
  color: var(--accent-red);
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  flex-wrap: nowrap;
}

@media (min-width: 640px) {
  .nav-actions {
    gap: 0.65rem;
  }
}

/* Status Pill in Nav (Adapts responsively to prevent header cramp) */
.status-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.3rem 0.6rem;
  border-radius: 9999px;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 600;
  background-color: var(--accent-emerald-bg);
  color: var(--accent-emerald);
  border: 1px solid var(--accent-emerald-border);
  letter-spacing: 0.04em;
  text-transform: uppercase;
  white-space: nowrap;
}

.status-indicator-dot {
  width: 6px;
  height: 6px;
  border-radius: 9999px;
  background-color: var(--accent-emerald);
  box-shadow: 0 0 8px var(--accent-emerald);
  animation: pulse-glow 2.5s infinite ease-in-out;
  flex-shrink: 0;
}

@keyframes pulse-glow {
  0%, 100% {
    opacity: 1;
    transform: scale(1);
  }
  50% {
    opacity: 0.4;
    transform: scale(0.85);
  }
}

/* Hide status text on ultra-narrow screens (< 480px) to prevent button squishing */
@media (max-width: 480px) {
  .status-pill-text {
    display: none;
  }
  .status-pill {
    padding: 0.35rem;
    border-radius: 9999px;
  }
}

/* Language Toggle Switch (ID / EN) */
.lang-toggle-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
  padding: 0.25rem 0.45rem;
  border-radius: 0.5rem;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--text-secondary);
  background-color: var(--bg-card);
  border: 1px solid var(--border-subtle);
  transition: all 0.2s ease;
  user-select: none;
}

.lang-toggle-btn:hover {
  color: var(--text-primary);
  border-color: var(--border-medium);
  background-color: var(--bg-card-hover);
}

.lang-option {
  padding: 0.15rem 0.35rem;
  border-radius: 0.25rem;
  transition: background-color 0.15s ease, color 0.15s ease;
}

.lang-option.active {
  background-color: var(--accent-red);
  color: #ffffff;
}

/* Nav Outbound Link & Theme Toggle */
.nav-link-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.35rem 0.65rem;
  border-radius: 0.5rem;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--text-secondary);
  background-color: var(--bg-card);
  border: 1px solid var(--border-subtle);
  transition: all 0.2s ease;
  white-space: nowrap;
}

.nav-link-btn:hover {
  color: var(--text-primary);
  border-color: var(--border-medium);
  background-color: var(--bg-card-hover);
}

@media (max-width: 420px) {
  .nav-link-label {
    display: none;
  }
  .nav-link-btn {
    padding: 0.45rem;
  }
}

@media (max-width: 360px) {
  .site-container {
    padding-left: 0.75rem;
    padding-left: max(0.75rem, env(safe-area-inset-left, 0px));
    padding-right: 0.75rem;
    padding-right: max(0.75rem, env(safe-area-inset-right, 0px));
  }
  .brand-link {
    font-size: 0.92rem;
    gap: 0.35rem;
  }
  .brand-logo-icon {
    width: 18px;
    height: 18px;
  }
  .nav-actions {
    gap: 0.3rem;
  }
  .theme-btn {
    width: 1.95rem;
    height: 1.95rem;
  }
  .lang-toggle-btn {
    padding: 0.2rem 0.35rem;
    font-size: 0.7rem;
  }
  .lang-option {
    padding: 0.1rem 0.25rem;
  }
}

.theme-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2.15rem;
  height: 2.15rem;
  border-radius: 0.5rem;
  border: 1px solid var(--border-subtle);
  background-color: var(--bg-card);
  color: var(--text-secondary);
  transition: all 0.2s ease;
  flex-shrink: 0;
}

.theme-btn:hover {
  color: var(--text-primary);
  border-color: var(--border-medium);
  background-color: var(--bg-card-hover);
}

.theme-icon-sun {
  display: none;
}

.theme-icon-moon {
  display: block;
}

html.dark .theme-icon-sun {
  display: block;
}

html.dark .theme-icon-moon {
  display: none;
}

/* --------------------------------------------------------------------------
   MAIN LAYOUT & TYPOGRAPHY
   -------------------------------------------------------------------------- */
main {
  position: relative;
  z-index: 10;
  padding-top: 2.5rem;
  padding-bottom: 5rem;
  display: flex;
  flex-direction: column;
  gap: 4rem;
  flex-grow: 1;
}

@media (min-width: 768px) {
  main {
    padding-top: 3.5rem;
    padding-bottom: 6rem;
    gap: 5.5rem;
  }
}

h1, h2, h3, h4 {
  color: var(--text-primary);
  font-family: var(--font-display);
  font-weight: 800;
  letter-spacing: -0.025em;
  line-height: 1.25;
}

.section-label {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--accent-red);
  margin-bottom: 0.5rem;
}

.section-label-icon {
  width: 14px;
  height: 14px;
  flex-shrink: 0;
}

/* --------------------------------------------------------------------------
   1. HERO SECTION
   -------------------------------------------------------------------------- */
.hero-section {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.hero-badges {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem;
}

.tag-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.25rem 0.6rem;
  border-radius: 0.375rem;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 600;
  border: 1px solid var(--border-subtle);
  background-color: var(--bg-card);
  color: var(--text-secondary);
}

.tag-badge-red {
  color: var(--accent-red);
  background-color: var(--accent-red-bg);
  border-color: var(--accent-red-border);
}

.hero-title {
  font-size: clamp(2rem, 1.6rem + 2vw, 3.25rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  color: var(--text-primary);
}

.hero-description {
  font-size: clamp(1rem, 0.95rem + 0.3vw, 1.125rem);
  color: var(--text-secondary);
  max-width: 46rem;
  line-height: 1.7;
}

/* Status Ticker: Auto-Stretch in Multi-Screen */
.hero-ticker-box {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.85rem;
  padding: 1.15rem 1.25rem;
  border-radius: 0.75rem;
  background-color: var(--bg-card);
  border: 1px solid var(--border-subtle);
  box-shadow: var(--shadow-card);
  font-family: var(--font-mono);
  font-size: 0.8rem;
  align-items: stretch;
}

@media (min-width: 640px) {
  .hero-ticker-box {
    grid-template-columns: repeat(3, 1fr);
  }
}

.ticker-item {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  color: var(--text-secondary);
  height: 100%;
}

.ticker-icon {
  width: 18px;
  height: 18px;
  color: var(--accent-red);
  flex-shrink: 0;
}

.ticker-label {
  color: var(--text-muted);
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  line-height: 1.3;
}

.ticker-value {
  color: var(--text-primary);
  font-weight: 600;
  font-size: 0.82rem;
  line-height: 1.35;
}

/* --------------------------------------------------------------------------
   2. SERVICES SECTION (CURRENTLY RUNNING)
   -------------------------------------------------------------------------- */
.services-section {
  display: flex;
  flex-direction: column;
  gap: 1.75rem;
}

.section-header {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.section-title {
  font-size: clamp(1.5rem, 1.3rem + 1vw, 2.125rem);
  color: var(--text-primary);
}

.section-subtitle {
  font-size: 0.95rem;
  color: var(--text-muted);
  max-width: 40rem;
}

/* Category Filter Bar */
.filter-container {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem;
  margin-top: 0.35rem;
}

.filter-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.35rem 0.8rem;
  border-radius: 0.5rem;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 600;
  border: 1px solid var(--border-subtle);
  background-color: var(--bg-card);
  color: var(--text-secondary);
  transition: all 0.2s ease;
}

.filter-btn:hover {
  background-color: var(--bg-card-hover);
  color: var(--text-primary);
  border-color: var(--border-medium);
}

.filter-btn.active,
.filter-btn[aria-pressed="true"] {
  background-color: var(--accent-red-bg);
  color: var(--accent-red);
  border-color: var(--accent-red-border);
}

.filter-count {
  font-size: 0.7rem;
  opacity: 0.8;
}

/* ==========================================================================
   SERVICES GRID (Auto-stretch, Symmetrical & Centered)
   ========================================================================== */
.services-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.15rem;
  align-items: stretch;
}

@media (min-width: 640px) {
  .services-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 960px) {
  .services-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.service-card {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: 1.35rem;
  border-radius: 0.75rem;
  background-color: var(--bg-card);
  border: 1px solid var(--border-subtle);
  box-shadow: var(--shadow-card);
  transition: transform 0.2s ease, border-color 0.2s ease, box-shadow 0.2s ease;
  position: relative;
  overflow: hidden;
  height: 100%;
}

.service-card:hover {
  transform: translateY(-3px);
  border-color: var(--border-medium);
  box-shadow: var(--shadow-card-hover);
}

.service-card.is-hidden {
  display: none !important;
}

.card-main {
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

/* The 10th card ("Reverse Proxy - Edge Gateway") spans gracefully on multi-column */
@media (min-width: 960px) {
  .service-card-featured {
    grid-column: span 3;
    display: grid;
    grid-template-columns: auto 1fr auto;
    align-items: center;
    gap: 1.5rem;
    padding: 1.35rem 1.75rem;
  }

  .service-card-featured .card-main {
    display: contents;
  }

  .service-card-featured .card-top {
    margin-bottom: 0;
  }

  .service-card-featured .card-body {
    margin-bottom: 0;
  }

  .service-card-featured .card-footer {
    border-top: none;
    padding-top: 0;
    flex-direction: column;
    align-items: flex-end;
    gap: 0.4rem;
  }
}

.card-top {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 0.75rem;
  margin-bottom: 1rem;
}

.card-icon-wrapper {
  width: 2.5rem;
  height: 2.5rem;
  border-radius: 0.5rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background-color: var(--bg-subtle);
  border: 1px solid var(--border-subtle);
  color: var(--text-primary);
  flex-shrink: 0;
}

.card-icon-wrapper svg {
  width: 1.25rem;
  height: 1.25rem;
}

.card-category {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  color: var(--text-muted);
  text-transform: uppercase;
}

.card-body {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  margin-bottom: 1.25rem;
  flex-grow: 1;
}

.card-title {
  font-size: 1.0625rem;
  font-weight: 700;
  color: var(--text-primary);
}

.card-desc {
  font-size: 0.86rem;
  color: var(--text-secondary);
  line-height: 1.58;
}

.card-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 0.75rem;
  border-top: 1px solid var(--border-subtle);
  font-family: var(--font-mono);
  font-size: 0.72rem;
}

.card-access-tag {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.2rem 0.5rem;
  border-radius: 0.375rem;
  background-color: var(--bg-subtle);
  border: 1px solid var(--border-subtle);
  color: var(--text-secondary);
  font-weight: 600;
}

.card-access-tag svg {
  width: 12px;
  height: 12px;
  flex-shrink: 0;
}

.card-status-dot {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  color: var(--accent-emerald);
  font-weight: 600;
}

.card-status-dot::before {
  content: "";
  display: inline-block;
  width: 6px;
  height: 6px;
  border-radius: 9999px;
  background-color: var(--accent-emerald);
}

/* --------------------------------------------------------------------------
   3. PRIVATE SERVICES CALLOUT ("BEHIND THE SCENES")
   -------------------------------------------------------------------------- */
.private-section {
  position: relative;
}

.private-box {
  padding: 1.75rem 1.5rem;
  border-radius: 0.875rem;
  background-color: var(--bg-card);
  border: 1.5px dashed var(--accent-amber-border);
  position: relative;
  overflow: hidden;
  box-shadow: var(--shadow-card);
}

@media (min-width: 640px) {
  .private-box {
    padding: 2.25rem 2rem;
  }
}

.private-box::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 4px;
  height: 100%;
  background-color: var(--accent-amber);
}

.private-content {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  max-width: 46rem;
}

.private-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--accent-amber);
}

.private-badge svg {
  width: 14px;
  height: 14px;
  flex-shrink: 0;
}

.private-title {
  font-size: clamp(1.25rem, 1.15rem + 0.5vw, 1.5rem);
  color: var(--text-primary);
}

.private-text {
  font-size: 0.94rem;
  color: var(--text-secondary);
  line-height: 1.7;
}

/* --------------------------------------------------------------------------
   4. WHY FREEBSD SECTION (THE OS CHOICE & LORD DAEMON HOMAGE)
   -------------------------------------------------------------------------- */
.freebsd-choice-section {
  display: flex;
  flex-direction: column;
  gap: 1.75rem;
}

.freebsd-tribute-box {
  padding: 1.75rem 1.5rem;
  border-radius: 0.875rem;
  background-color: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-left: 4px solid var(--accent-red);
  box-shadow: var(--shadow-card);
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

@media (min-width: 640px) {
  .freebsd-tribute-box {
    padding: 2rem 2.25rem;
  }
}

.tribute-header {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
}

.tribute-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--accent-red);
}

.tribute-badge svg {
  width: 14px;
  height: 14px;
  flex-shrink: 0;
}

.tribute-persona {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--accent-red);
  font-weight: 600;
}

.tribute-title {
  font-size: clamp(1.15rem, 1.05rem + 0.5vw, 1.4rem);
  font-weight: 700;
  color: var(--text-primary);
}

.tribute-desc {
  font-size: 0.92rem;
  color: var(--text-secondary);
  line-height: 1.68;
}

.freebsd-pillars-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.15rem;
  align-items: stretch;
}

@media (min-width: 640px) {
  .freebsd-pillars-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

.bsd-pillar-card {
  display: flex;
  flex-direction: column;
  padding: 1.35rem;
  border-radius: 0.75rem;
  background-color: var(--bg-card);
  border: 1px solid var(--border-subtle);
  box-shadow: var(--shadow-card);
  transition: transform 0.2s ease, border-color 0.2s ease, box-shadow 0.2s ease;
  height: 100%;
}

.bsd-pillar-card:hover {
  transform: translateY(-2px);
  border-color: var(--border-medium);
  box-shadow: var(--shadow-card-hover);
}

.bsd-pillar-title {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-top: 0.75rem;
  margin-bottom: 0.4rem;
}

.bsd-pillar-desc {
  font-size: 0.86rem;
  color: var(--text-secondary);
  line-height: 1.58;
}

/* --------------------------------------------------------------------------
   5. LAB PHILOSOPHY SECTION ("WHY THIS EXISTS")
   -------------------------------------------------------------------------- */
.philosophy-section {
  display: flex;
  flex-direction: column;
  gap: 1.75rem;
}

.philosophy-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
  align-items: stretch;
}

@media (min-width: 640px) {
  .philosophy-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 960px) {
  .philosophy-grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

.philosophy-card {
  padding: 1.35rem 1.25rem;
  border-radius: 0.75rem;
  background-color: var(--bg-card);
  border: 1px solid var(--border-subtle);
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
  transition: transform 0.2s ease, border-color 0.2s ease;
  height: 100%;
}

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

.philosophy-step {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  font-weight: 700;
  color: var(--accent-red);
  letter-spacing: 0.05em;
}

.philosophy-card-title {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--text-primary);
}

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

/* --------------------------------------------------------------------------
   5. FOOTER & "ELSEWHERE" SECTION
   -------------------------------------------------------------------------- */
.site-footer {
  position: relative;
  z-index: 10;
  background-color: var(--bg-footer);
  border-top: 1px solid var(--border-subtle);
  padding-top: 3.5rem;
  padding-bottom: 3.5rem;
  padding-bottom: max(3.5rem, env(safe-area-inset-bottom, 0px));
  margin-top: auto;
  transition: background-color 0.25s ease, border-color 0.25s ease;
}

.footer-inner {
  display: flex;
  flex-direction: column;
  gap: 2.5rem;
}

/* Moral / Reflection Quote Box */
.footer-quote-box {
  padding: 1.25rem 1.5rem;
  border-radius: 0.75rem;
  background-color: var(--bg-card);
  border: 1px solid var(--border-subtle);
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  box-shadow: var(--shadow-card);
}

.footer-quote-text {
  font-size: 0.95rem;
  font-style: italic;
  font-weight: 500;
  color: var(--text-primary);
  line-height: 1.6;
}

.footer-quote-author {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--text-muted);
}

/* Footer Grid */
.footer-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
}

@media (min-width: 640px) {
  .footer-grid {
    grid-template-columns: 1.5fr 1fr;
  }
}

@media (min-width: 860px) {
  .footer-grid {
    grid-template-columns: 2fr 1fr 1fr;
  }
}

.footer-col {
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
}

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

.footer-desc {
  font-size: 0.875rem;
  color: var(--text-muted);
  line-height: 1.6;
  max-width: 22rem;
}

.footer-motto {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--accent-red);
  font-weight: 600;
}

.footer-links-list {
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
  list-style: none;
}

.footer-link-item {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--text-secondary);
  transition: color 0.15s ease, transform 0.15s ease;
}

.footer-link-item:hover {
  color: var(--accent-red);
  transform: translateX(2px);
}

.footer-link-item svg {
  width: 14px;
  height: 14px;
  flex-shrink: 0;
}

/* Bottom Bar */
.footer-bottom {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  padding-top: 1.75rem;
  border-top: 1px solid var(--border-subtle);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--text-muted);
}

@media (min-width: 640px) {
  .footer-bottom {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
  }
}

.footer-bottom-brand {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
}

.footer-bottom-brand svg {
  width: 14px;
  height: 14px;
  flex-shrink: 0;
}

/* Accessibility Focus States */
a:focus-visible,
button:focus-visible {
  outline: 2px solid var(--accent-red);
  outline-offset: 2px;
}

/* Reduced Motion */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}