/* ============================================
   Keyboard Junky - Style Sheet
   ============================================ */

/* -----------------------------------------
   CSS Variables
   ----------------------------------------- */
:root {
  /* Colors - Dark Theme */
  --color-bg-primary: #0a0a0f;
  --color-bg-secondary: #12121a;
  --color-bg-tertiary: #1a1a25;
  --color-bg-card: #15151f;

  /* Text Colors */
  --color-text-primary: #e8e8f0;
  --color-text-secondary: #9898a8;
  --color-text-muted: #606070;

  /* Accent Colors - RGB Lighting */
  --color-cyan: #00f5ff;
  --color-magenta: #ff00aa;
  --color-amber: #ffaa00;
  --color-green: #00ff88;

  /* Gradients */
  --gradient-glow: linear-gradient(135deg, var(--color-cyan), var(--color-magenta));
  --gradient-accent: linear-gradient(90deg, var(--color-cyan), var(--color-green));

  /* Typography */
  --font-mono: 'IBM Plex Mono', 'Menlo', monospace;
  --font-sans: 'Noto Sans JP', 'Hiragino Sans', sans-serif;

  /* Spacing */
  --spacing-xs: 0.25rem;
  --spacing-sm: 0.5rem;
  --spacing-md: 1rem;
  --spacing-lg: 2rem;
  --spacing-xl: 4rem;
  --spacing-2xl: 6rem;

  /* Border Radius */
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 16px;

  /* Transitions */
  --transition-fast: 150ms ease;
  --transition-normal: 300ms ease;
  --transition-slow: 500ms ease;

  /* Shadows */
  --shadow-glow-cyan: 0 0 20px rgba(0, 245, 255, 0.3);
  --shadow-glow-magenta: 0 0 20px rgba(255, 0, 170, 0.3);
  --shadow-glow-amber: 0 0 20px rgba(255, 170, 0, 0.3);
  --shadow-card: 0 4px 20px rgba(0, 0, 0, 0.4);
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: var(--font-sans);
  background-color: var(--color-bg-primary);
  color: var(--color-text-primary);
  line-height: 1.7;
  overflow-x: hidden;
}

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

ul {
  list-style: none;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

/* -----------------------------------------
   Utility Classes
   ----------------------------------------- */
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--spacing-lg);
}

.text-highlight {
  color: var(--color-cyan);
  font-weight: 500;
}

.text-gradient {
  background: var(--gradient-glow);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

/* -----------------------------------------
   Buttons
   ----------------------------------------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.875rem 1.75rem;
  font-family: var(--font-mono);
  font-size: 0.875rem;
  font-weight: 500;
  border-radius: var(--radius-md);
  border: 2px solid transparent;
  cursor: pointer;
  transition: var(--transition-normal);
  text-decoration: none;
}

.btn--primary {
  background: var(--gradient-glow);
  color: var(--color-bg-primary);
}

.btn--primary:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-glow-cyan);
}

.btn--secondary {
  background: transparent;
  border-color: var(--color-cyan);
  color: var(--color-cyan);
}

.btn--secondary:hover {
  background: rgba(0, 245, 255, 0.1);
  transform: translateY(-2px);
}

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

.btn--outline:hover {
  border-color: var(--color-cyan);
  color: var(--color-cyan);
}

.btn--large {
  padding: 1rem 2.5rem;
  font-size: 1rem;
}

/* -----------------------------------------
   Navigation
   ----------------------------------------- */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: var(--spacing-md) 0;
  background-color: rgba(10, 10, 15, 0.9);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
  transition: var(--transition-normal);
}

.nav-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--spacing-lg);
}

.nav-logo {
  font-family: var(--font-mono);
  font-size: 1.25rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  gap: 2px;
}

.nav-logo-bracket {
  color: var(--color-cyan);
}

.nav-logo-text {
  color: var(--color-text-primary);
}

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: var(--spacing-sm);
}

.nav-toggle-line {
  width: 24px;
  height: 2px;
  background-color: var(--color-text-primary);
  transition: var(--transition-fast);
}

.nav-menu {
  display: flex;
  gap: var(--spacing-lg);
}

.nav-link {
  font-family: var(--font-mono);
  font-size: 0.875rem;
  color: var(--color-text-secondary);
  transition: var(--transition-fast);
  position: relative;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--gradient-glow);
  transition: var(--transition-fast);
}

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

.nav-link:hover::after,
.nav-link--active::after {
  width: 100%;
}

/* Mobile Navigation */
@media (max-width: 768px) {
  .nav-toggle {
    display: flex;
  }

  .nav-menu {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    flex-direction: column;
    background-color: var(--color-bg-secondary);
    padding: var(--spacing-lg);
    gap: var(--spacing-md);
    transform: translateY(-100%);
    opacity: 0;
    visibility: hidden;
    transition: var(--transition-normal);
  }

  .nav-menu.is-active {
    transform: translateY(0);
    opacity: 1;
    visibility: visible;
  }

  .nav-toggle.is-active .nav-toggle-line:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
  }

  .nav-toggle.is-active .nav-toggle-line:nth-child(2) {
    opacity: 0;
  }

  .nav-toggle.is-active .nav-toggle-line:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
  }
}

/* -----------------------------------------
   Page Header (for subpages)
   ----------------------------------------- */
.page-header {
  padding: calc(80px + var(--spacing-2xl)) 0 var(--spacing-2xl);
  position: relative;
  overflow: hidden;
  background: linear-gradient(180deg, var(--color-bg-primary) 0%, var(--color-bg-secondary) 100%);
}

.page-header-bg {
  position: absolute;
  inset: 0;
  overflow: hidden;
}

.page-header-bg .hero-glow {
  opacity: 0.1;
}

.page-header-content {
  position: relative;
  z-index: 1;
}

.page-header-prefix {
  font-family: var(--font-mono);
  font-size: 0.875rem;
  color: var(--color-text-muted);
  margin-bottom: var(--spacing-sm);
}

.page-header-title {
  font-family: var(--font-mono);
  font-size: clamp(2.5rem, 6vw, 4rem);
  font-weight: 700;
  background: var(--gradient-glow);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  margin-bottom: var(--spacing-md);
}

.page-header-subtitle {
  font-size: 1.125rem;
  color: var(--color-text-secondary);
  max-width: 600px;
}

/* -----------------------------------------
   Hero Section
   ----------------------------------------- */
.hero {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  position: relative;
  overflow: hidden;
  padding: var(--spacing-xl);
}

.hero-bg {
  position: absolute;
  inset: 0;
  overflow: hidden;
}

.hero-glow {
  position: absolute;
  width: 600px;
  height: 600px;
  border-radius: 50%;
  filter: blur(120px);
  opacity: 0.15;
  animation: float 20s ease-in-out infinite;
}

.hero-glow--cyan {
  background-color: var(--color-cyan);
  top: -200px;
  right: -100px;
  animation-delay: 0s;
}

.hero-glow--magenta {
  background-color: var(--color-magenta);
  bottom: -200px;
  left: -100px;
  animation-delay: -7s;
}

.hero-glow--amber {
  background-color: var(--color-amber);
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  animation-delay: -14s;
  opacity: 0.1;
}

@keyframes float {
  0%, 100% {
    transform: translate(0, 0) scale(1);
  }
  33% {
    transform: translate(30px, -30px) scale(1.05);
  }
  66% {
    transform: translate(-20px, 20px) scale(0.95);
  }
}

.hero-content {
  position: relative;
  z-index: 1;
  text-align: center;
}

.hero-prefix {
  font-family: var(--font-mono);
  font-size: 0.875rem;
  color: var(--color-text-muted);
  margin-bottom: var(--spacing-md);
  opacity: 0;
  animation: fadeIn 0.5s ease forwards;
  animation-delay: 0.3s;
}

.hero-title {
  font-family: var(--font-mono);
  font-size: clamp(2rem, 8vw, 5rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: var(--spacing-md);
  display: flex;
  justify-content: center;
  align-items: center;
}

.hero-title-line {
  background: var(--gradient-glow);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-cursor {
  color: var(--color-cyan);
  animation: blink 1s step-end infinite;
}

@keyframes blink {
  0%, 100% { opacity: 1; }
  50% { opacity: 0; }
}

@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.hero-subtitle {
  font-family: var(--font-mono);
  font-size: 1.125rem;
  color: var(--color-text-secondary);
  margin-bottom: var(--spacing-lg);
  opacity: 0;
  animation: fadeIn 0.5s ease forwards;
  animation-delay: 2s;
}

/* Hero Keyboard Decoration */
.hero-keyboard {
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin-bottom: var(--spacing-xl);
  opacity: 0;
  animation: fadeIn 0.5s ease forwards;
  animation-delay: 2.3s;
}

.keyboard-row {
  display: flex;
  justify-content: center;
  gap: 6px;
}

.key {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 500;
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-bg-tertiary);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-sm);
  color: var(--color-text-secondary);
  transition: var(--transition-fast);
  box-shadow: 0 3px 0 rgba(0, 0, 0, 0.3);
}

.key:hover {
  transform: translateY(2px);
  box-shadow: 0 1px 0 rgba(0, 0, 0, 0.3);
}

.key--wide {
  width: 54px;
  font-size: 0.625rem;
}

.key--highlight {
  border-color: var(--color-cyan);
  color: var(--color-cyan);
  box-shadow: 0 3px 0 rgba(0, 0, 0, 0.3), var(--shadow-glow-cyan);
}

/* Hero CTA Buttons */
.hero-cta {
  display: flex;
  gap: var(--spacing-md);
  justify-content: center;
  flex-wrap: wrap;
  opacity: 0;
  animation: fadeIn 0.5s ease forwards;
  animation-delay: 2.6s;
}

/* Hero Scroll Indicator */
.hero-scroll {
  position: absolute;
  bottom: var(--spacing-xl);
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--spacing-sm);
  color: var(--color-text-muted);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  opacity: 0;
  animation: fadeIn 0.5s ease forwards, bounce 2s ease-in-out infinite;
  animation-delay: 3s, 3s;
}

.hero-scroll-arrow {
  font-size: 1.25rem;
}

@keyframes bounce {
  0%, 100% { transform: translateX(-50%) translateY(0); }
  50% { transform: translateX(-50%) translateY(10px); }
}

/* -----------------------------------------
   Section Styles
   ----------------------------------------- */
.section {
  padding: var(--spacing-2xl) 0;
  position: relative;
}

.section-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--spacing-xl);
  flex-wrap: wrap;
  gap: var(--spacing-md);
}

.section-title {
  font-family: var(--font-mono);
  font-size: clamp(1.5rem, 4vw, 2.5rem);
  font-weight: 700;
  margin-bottom: var(--spacing-md);
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
}

.section-title-prefix {
  color: var(--color-cyan);
  font-size: 0.875em;
}

.section-description {
  color: var(--color-text-secondary);
  max-width: 600px;
  margin-bottom: var(--spacing-xl);
}

.section-link {
  font-family: var(--font-mono);
  font-size: 0.875rem;
  color: var(--color-cyan);
  transition: var(--transition-fast);
}

.section-link:hover {
  color: var(--color-magenta);
}

/* -----------------------------------------
   Intro Section (Home Page)
   ----------------------------------------- */
.intro {
  background: linear-gradient(180deg, var(--color-bg-primary) 0%, var(--color-bg-secondary) 100%);
}

.intro-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-2xl);
  align-items: center;
}

.intro-heading {
  font-family: var(--font-mono);
  font-size: clamp(1.75rem, 4vw, 2.5rem);
  font-weight: 700;
  line-height: 1.3;
  margin-bottom: var(--spacing-lg);
}

.intro-description {
  color: var(--color-text-secondary);
  margin-bottom: var(--spacing-lg);
  font-size: 1.125rem;
}

.intro-cards {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
}

.intro-card {
  display: flex;
  align-items: center;
  gap: var(--spacing-lg);
  padding: var(--spacing-lg);
  background: var(--color-bg-card);
  border: 1px solid rgba(255, 255, 255, 0.05);
  border-radius: var(--radius-lg);
  transition: var(--transition-normal);
}

.intro-card:hover {
  border-color: var(--color-cyan);
  transform: translateX(8px);
  box-shadow: var(--shadow-glow-cyan);
}

.intro-card-icon {
  font-size: 2rem;
  width: 60px;
  height: 60px;
  background: var(--color-bg-tertiary);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
}

.intro-card-title {
  font-family: var(--font-mono);
  font-weight: 600;
  margin-bottom: var(--spacing-xs);
}

.intro-card-desc {
  font-size: 0.875rem;
  color: var(--color-text-muted);
}

@media (max-width: 900px) {
  .intro-content {
    grid-template-columns: 1fr;
  }
}

/* -----------------------------------------
   Featured Section (Home Page)
   ----------------------------------------- */
.featured {
  background-color: var(--color-bg-secondary);
}

.featured-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
  gap: var(--spacing-lg);
}

.keyboard-card--featured {
  position: relative;
}

.keyboard-card-badge {
  position: absolute;
  top: var(--spacing-md);
  right: var(--spacing-md);
  padding: var(--spacing-xs) var(--spacing-sm);
  background: var(--gradient-glow);
  color: var(--color-bg-primary);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 600;
  border-radius: var(--radius-sm);
}

/* -----------------------------------------
   Philosophy Section (Home Page)
   ----------------------------------------- */
.philosophy {
  background: linear-gradient(180deg, var(--color-bg-secondary) 0%, var(--color-bg-primary) 100%);
}

.philosophy-content {
  max-width: 900px;
  margin: 0 auto;
}

.philosophy-quote {
  margin-bottom: var(--spacing-2xl);
  text-align: center;
}

.philosophy-quote blockquote {
  font-family: var(--font-mono);
  font-size: clamp(1.25rem, 3vw, 1.75rem);
  font-style: italic;
  color: var(--color-text-secondary);
  position: relative;
  padding: var(--spacing-lg) var(--spacing-xl);
}

.philosophy-quote blockquote::before,
.philosophy-quote blockquote::after {
  content: '"';
  font-size: 3rem;
  color: var(--color-cyan);
  opacity: 0.5;
  position: absolute;
}

.philosophy-quote blockquote::before {
  top: 0;
  left: 0;
}

.philosophy-quote blockquote::after {
  bottom: 0;
  right: 0;
}

.philosophy-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--spacing-lg);
}

.philosophy-item {
  padding: var(--spacing-lg);
  background: var(--color-bg-card);
  border: 1px solid rgba(255, 255, 255, 0.05);
  border-radius: var(--radius-lg);
  transition: var(--transition-normal);
}

.philosophy-item:hover {
  border-color: rgba(0, 245, 255, 0.3);
  transform: translateY(-4px);
}

.philosophy-number {
  font-family: var(--font-mono);
  font-size: 2rem;
  font-weight: 700;
  color: var(--color-cyan);
  opacity: 0.5;
  margin-bottom: var(--spacing-md);
}

.philosophy-title {
  font-family: var(--font-mono);
  font-size: 1.125rem;
  font-weight: 600;
  margin-bottom: var(--spacing-sm);
}

.philosophy-text {
  font-size: 0.875rem;
  color: var(--color-text-secondary);
  line-height: 1.8;
}

@media (max-width: 768px) {
  .philosophy-grid {
    grid-template-columns: 1fr;
  }
}

/* -----------------------------------------
   Stats Section (Home Page)
   ----------------------------------------- */
.stats {
  background-color: var(--color-bg-primary);
  border-top: 1px solid rgba(255, 255, 255, 0.05);
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--spacing-lg);
  text-align: center;
}

.stat-item {
  padding: var(--spacing-lg);
}

.stat-number {
  display: block;
  font-family: var(--font-mono);
  font-size: clamp(2rem, 5vw, 3rem);
  font-weight: 700;
  background: var(--gradient-glow);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  margin-bottom: var(--spacing-sm);
}

.stat-text {
  font-size: 0.875rem;
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

@media (max-width: 768px) {
  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

/* -----------------------------------------
   CTA Section
   ----------------------------------------- */
.cta {
  background: linear-gradient(180deg, var(--color-bg-primary) 0%, var(--color-bg-secondary) 100%);
  text-align: center;
}

.cta-content {
  max-width: 700px;
  margin: 0 auto;
}

.cta-title {
  font-family: var(--font-mono);
  font-size: clamp(1.5rem, 4vw, 2rem);
  font-weight: 700;
  margin-bottom: var(--spacing-md);
}

.cta-description {
  color: var(--color-text-secondary);
  margin-bottom: var(--spacing-xl);
}

.cta-buttons {
  display: flex;
  gap: var(--spacing-md);
  justify-content: center;
  flex-wrap: wrap;
}

.cta--contact .cta-terminal {
  margin-bottom: var(--spacing-xl);
}

/* -----------------------------------------
   Profile Section (About Page)
   ----------------------------------------- */
.profile {
  background-color: var(--color-bg-secondary);
}

.profile-content {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: var(--spacing-2xl);
  align-items: start;
}

.profile-visual {
  position: relative;
  display: flex;
  justify-content: center;
}

.profile-avatar {
  position: relative;
  width: 200px;
  height: 200px;
}

.profile-avatar-inner {
  width: 100%;
  height: 100%;
  background: var(--color-bg-card);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 3px solid rgba(255, 255, 255, 0.1);
}

.profile-avatar-icon {
  font-size: 5rem;
}

.profile-avatar-ring {
  position: absolute;
  inset: -10px;
  border: 2px solid transparent;
  border-radius: 50%;
  background: linear-gradient(var(--color-bg-secondary), var(--color-bg-secondary)) padding-box,
              var(--gradient-glow) border-box;
  animation: spin 10s linear infinite;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

.profile-keycaps {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 300px;
  height: 300px;
  pointer-events: none;
}

.keycap--floating {
  position: absolute;
  width: 50px;
  height: 50px;
  animation: floatKeycap 6s ease-in-out infinite;
}

.keycap--floating:first-child {
  top: -20px;
  right: -30px;
  animation-delay: 0s;
}

.keycap--floating:last-child {
  bottom: 0;
  left: -20px;
  animation-delay: -3s;
}

.keycap--cyan {
  background: linear-gradient(145deg, var(--color-cyan), #00c8cc);
  box-shadow: 0 4px 0 #009999, var(--shadow-glow-cyan);
}

.keycap--magenta {
  background: linear-gradient(145deg, var(--color-magenta), #cc0088);
  box-shadow: 0 4px 0 #660044, var(--shadow-glow-magenta);
}

@keyframes floatKeycap {
  0%, 100% { transform: translateY(0) rotate(0deg); }
  50% { transform: translateY(-10px) rotate(5deg); }
}

.profile-name {
  font-family: var(--font-mono);
  font-size: 2rem;
  font-weight: 700;
  margin-bottom: var(--spacing-xs);
}

.profile-role {
  font-family: var(--font-mono);
  font-size: 1rem;
  color: var(--color-cyan);
  margin-bottom: var(--spacing-lg);
}

.profile-bio p {
  color: var(--color-text-secondary);
  margin-bottom: var(--spacing-md);
}

.profile-social {
  display: flex;
  gap: var(--spacing-md);
  margin-top: var(--spacing-xl);
}

.profile-social-link {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  padding: var(--spacing-sm) var(--spacing-md);
  background: var(--color-bg-card);
  border: 1px solid rgba(255, 255, 255, 0.05);
  border-radius: var(--radius-md);
  transition: var(--transition-fast);
}

.profile-social-link:hover {
  border-color: var(--color-cyan);
}

.profile-social-icon {
  font-size: 1.25rem;
}

.profile-social-text {
  font-family: var(--font-mono);
  font-size: 0.875rem;
  color: var(--color-text-secondary);
}

@media (max-width: 900px) {
  .profile-content {
    grid-template-columns: 1fr;
  }

  .profile-visual {
    margin-bottom: var(--spacing-xl);
  }
}

/* -----------------------------------------
   Timeline Section (About Page)
   ----------------------------------------- */
.journey {
  background: linear-gradient(180deg, var(--color-bg-secondary) 0%, var(--color-bg-primary) 100%);
}

.timeline {
  position: relative;
  padding-left: var(--spacing-xl);
}

.timeline::before {
  content: '';
  position: absolute;
  left: 7px;
  top: 0;
  bottom: 0;
  width: 2px;
  background: linear-gradient(180deg, var(--color-cyan), var(--color-magenta));
}

.timeline-item {
  position: relative;
  padding-bottom: var(--spacing-xl);
}

.timeline-item:last-child {
  padding-bottom: 0;
}

.timeline-marker {
  position: absolute;
  left: calc(-1 * var(--spacing-xl) + 1px);
  top: 0;
  width: 14px;
  height: 14px;
  background: var(--color-bg-primary);
  border: 2px solid var(--color-cyan);
  border-radius: 50%;
}

.timeline-marker--current {
  background: var(--color-cyan);
  box-shadow: var(--shadow-glow-cyan);
}

.timeline-content {
  padding: var(--spacing-lg);
  background: var(--color-bg-card);
  border: 1px solid rgba(255, 255, 255, 0.05);
  border-radius: var(--radius-lg);
}

.timeline-year {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--color-cyan);
  padding: var(--spacing-xs) var(--spacing-sm);
  background: rgba(0, 245, 255, 0.1);
  border-radius: var(--radius-sm);
  margin-bottom: var(--spacing-md);
}

.timeline-title {
  font-family: var(--font-mono);
  font-size: 1.125rem;
  font-weight: 600;
  margin-bottom: var(--spacing-sm);
}

.timeline-text {
  color: var(--color-text-secondary);
  font-size: 0.9375rem;
}

/* -----------------------------------------
   Skills Section (About Page)
   ----------------------------------------- */
.skills {
  background-color: var(--color-bg-primary);
}

.skills-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--spacing-lg);
}

.skill-card {
  padding: var(--spacing-xl);
  background: var(--color-bg-card);
  border: 1px solid rgba(255, 255, 255, 0.05);
  border-radius: var(--radius-lg);
  transition: var(--transition-normal);
}

.skill-card:hover {
  border-color: rgba(0, 245, 255, 0.3);
  transform: translateY(-4px);
}

.skill-icon {
  font-size: 2.5rem;
  margin-bottom: var(--spacing-md);
}

.skill-title {
  font-family: var(--font-mono);
  font-size: 1.125rem;
  font-weight: 600;
  margin-bottom: var(--spacing-sm);
}

.skill-description {
  color: var(--color-text-secondary);
  font-size: 0.875rem;
  margin-bottom: var(--spacing-md);
}

.skill-list {
  font-size: 0.8125rem;
  color: var(--color-text-muted);
}

.skill-list li {
  padding: var(--spacing-xs) 0;
  padding-left: var(--spacing-md);
  position: relative;
}

.skill-list li::before {
  content: '›';
  position: absolute;
  left: 0;
  color: var(--color-cyan);
}

/* -----------------------------------------
   Values Section (About Page)
   ----------------------------------------- */
.values {
  background: linear-gradient(180deg, var(--color-bg-primary) 0%, var(--color-bg-secondary) 100%);
}

.values-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--spacing-lg);
}

.value-item {
  padding: var(--spacing-xl);
  background: var(--color-bg-card);
  border: 1px solid rgba(255, 255, 255, 0.05);
  border-radius: var(--radius-lg);
}

.value-number {
  font-family: var(--font-mono);
  font-size: 3rem;
  font-weight: 700;
  background: var(--gradient-glow);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  opacity: 0.3;
  margin-bottom: var(--spacing-md);
}

.value-title {
  font-family: var(--font-mono);
  font-size: 1.25rem;
  font-weight: 600;
  margin-bottom: var(--spacing-sm);
}

.value-text {
  color: var(--color-text-secondary);
  font-size: 0.9375rem;
}

@media (max-width: 768px) {
  .values-grid {
    grid-template-columns: 1fr;
  }
}

/* -----------------------------------------
   Workspace Section (About Page)
   ----------------------------------------- */
.workspace {
  background-color: var(--color-bg-secondary);
}

.workspace-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-2xl);
  align-items: center;
}

.workspace-visual {
  display: flex;
  justify-content: center;
}

.workspace-placeholder {
  width: 100%;
  max-width: 400px;
  aspect-ratio: 16 / 10;
  background: var(--color-bg-card);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--spacing-lg);
}

.workspace-desk {
  width: 100%;
  height: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-md);
}

.workspace-monitor {
  width: 60%;
  aspect-ratio: 16 / 9;
  background: var(--color-bg-tertiary);
  border: 2px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-sm);
  padding: 4px;
}

.workspace-screen {
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, #1a1a2e 0%, #16213e 100%);
  border-radius: 2px;
}

.workspace-keyboard {
  width: 40%;
  height: 20px;
  background: var(--color-bg-tertiary);
  border-radius: 2px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.75rem;
  color: var(--color-text-muted);
}

.workspace-details {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
}

.workspace-item {
  padding: var(--spacing-md);
  background: var(--color-bg-card);
  border: 1px solid rgba(255, 255, 255, 0.05);
  border-radius: var(--radius-md);
}

.workspace-item-title {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--color-cyan);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: var(--spacing-xs);
}

.workspace-item-value {
  font-weight: 500;
  margin-bottom: var(--spacing-xs);
}

.workspace-item-note {
  font-size: 0.8125rem;
  color: var(--color-text-muted);
}

@media (max-width: 900px) {
  .workspace-content {
    grid-template-columns: 1fr;
  }
}

/* -----------------------------------------
   Collection Stats Section (Collection Page)
   ----------------------------------------- */
.collection-stats {
  background-color: var(--color-bg-secondary);
  padding: var(--spacing-xl) 0;
}

.collection-stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--spacing-lg);
  text-align: center;
}

.collection-stat {
  padding: var(--spacing-lg);
  background: var(--color-bg-card);
  border: 1px solid rgba(255, 255, 255, 0.05);
  border-radius: var(--radius-lg);
}

.collection-stat-value {
  display: block;
  font-family: var(--font-mono);
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--color-cyan);
  margin-bottom: var(--spacing-xs);
}

.collection-stat-label {
  font-size: 0.75rem;
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

@media (max-width: 768px) {
  .collection-stats-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

/* -----------------------------------------
   Keyboard Detail Section (Collection Page)
   ----------------------------------------- */
.collection-main,
.collection-vintage,
.collection-wip {
  background: linear-gradient(180deg, var(--color-bg-secondary) 0%, var(--color-bg-primary) 100%);
}

.collection-vintage {
  background: linear-gradient(180deg, var(--color-bg-primary) 0%, var(--color-bg-secondary) 100%);
}

.keyboard-detail {
  margin-bottom: var(--spacing-2xl);
  padding: var(--spacing-xl);
  background: var(--color-bg-card);
  border: 1px solid rgba(255, 255, 255, 0.05);
  border-radius: var(--radius-lg);
}

.keyboard-detail:last-child {
  margin-bottom: 0;
}

.keyboard-detail-header {
  margin-bottom: var(--spacing-xl);
}

.keyboard-detail-badge {
  display: inline-block;
  padding: var(--spacing-xs) var(--spacing-md);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 600;
  border-radius: var(--radius-sm);
  margin-bottom: var(--spacing-md);
}

.keyboard-detail-badge--main {
  background: var(--gradient-glow);
  color: var(--color-bg-primary);
}

.keyboard-detail-badge--ergo {
  background: linear-gradient(135deg, var(--color-green), var(--color-cyan));
  color: var(--color-bg-primary);
}

.keyboard-detail-badge--compact {
  background: linear-gradient(135deg, var(--color-amber), var(--color-magenta));
  color: var(--color-bg-primary);
}

.keyboard-detail-badge--vintage {
  background: linear-gradient(135deg, #8b7355, #a0522d);
  color: #fff;
}

.keyboard-detail-title {
  font-family: var(--font-mono);
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: var(--spacing-xs);
}

.keyboard-detail-subtitle {
  color: var(--color-text-secondary);
}

.keyboard-detail-content {
  display: grid;
  grid-template-columns: 1fr 1.5fr;
  gap: var(--spacing-xl);
}

.keyboard-card-placeholder--large {
  aspect-ratio: 16 / 10;
  border-radius: var(--radius-lg);
}

.keyboard-detail-info {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-lg);
}

.keyboard-detail-description p {
  color: var(--color-text-secondary);
  margin-bottom: var(--spacing-md);
}

.keyboard-detail-specs-title,
.keyboard-detail-notes-title {
  font-family: var(--font-mono);
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-cyan);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: var(--spacing-md);
}

.keyboard-specs-list {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xs);
}

.keyboard-spec-row {
  display: flex;
  padding: var(--spacing-sm) 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.keyboard-spec-row:last-child {
  border-bottom: none;
}

.keyboard-spec-row dt {
  width: 120px;
  flex-shrink: 0;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--color-text-muted);
  text-transform: uppercase;
}

.keyboard-spec-row dd {
  color: var(--color-text-secondary);
  font-size: 0.875rem;
}

.keyboard-detail-notes p {
  color: var(--color-text-secondary);
  font-size: 0.9375rem;
}

@media (max-width: 900px) {
  .keyboard-detail-content {
    grid-template-columns: 1fr;
  }
}

/* -----------------------------------------
   WIP Section (Collection Page)
   ----------------------------------------- */
.wip-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
  gap: var(--spacing-lg);
}

.wip-card {
  background: var(--color-bg-card);
  border: 1px solid rgba(255, 255, 255, 0.05);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.wip-card-header {
  padding: var(--spacing-lg);
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.wip-status {
  display: inline-block;
  padding: var(--spacing-xs) var(--spacing-sm);
  font-family: var(--font-mono);
  font-size: 0.625rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  border-radius: var(--radius-sm);
  margin-bottom: var(--spacing-sm);
}

.wip-status--building {
  background: rgba(0, 245, 255, 0.2);
  color: var(--color-cyan);
}

.wip-status--planning {
  background: rgba(255, 170, 0, 0.2);
  color: var(--color-amber);
}

.wip-card-title {
  font-family: var(--font-mono);
  font-size: 1.125rem;
  font-weight: 600;
}

.wip-card-content {
  padding: var(--spacing-lg);
}

.wip-card-description {
  color: var(--color-text-secondary);
  font-size: 0.875rem;
  margin-bottom: var(--spacing-lg);
}

.wip-progress {
  margin-bottom: var(--spacing-lg);
}

.wip-progress-bar {
  height: 8px;
  background: var(--color-bg-tertiary);
  border-radius: 4px;
  overflow: hidden;
  margin-bottom: var(--spacing-xs);
}

.wip-progress-bar::after {
  content: '';
  display: block;
  height: 100%;
  width: var(--progress);
  background: var(--gradient-accent);
  border-radius: 4px;
  transition: width 1s ease;
}

.wip-progress-text {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--color-text-muted);
}

.wip-checklist {
  font-size: 0.875rem;
}

.wip-checklist-item {
  padding: var(--spacing-sm) 0;
  padding-left: var(--spacing-lg);
  position: relative;
  color: var(--color-text-muted);
}

.wip-checklist-item::before {
  content: '○';
  position: absolute;
  left: 0;
  color: var(--color-text-muted);
}

.wip-checklist-item--done {
  color: var(--color-text-secondary);
}

.wip-checklist-item--done::before {
  content: '✓';
  color: var(--color-green);
}

.wip-checklist-item--current {
  color: var(--color-cyan);
}

.wip-checklist-item--current::before {
  content: '›';
  color: var(--color-cyan);
}

/* -----------------------------------------
   Switch Collection Section (Collection Page)
   ----------------------------------------- */
.switches {
  background-color: var(--color-bg-primary);
}

.switches-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: var(--spacing-lg);
}

.switch-card {
  padding: var(--spacing-lg);
  background: var(--color-bg-card);
  border: 1px solid rgba(255, 255, 255, 0.05);
  border-radius: var(--radius-lg);
  transition: var(--transition-normal);
}

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

.switch-card--linear:hover {
  border-color: var(--color-cyan);
  box-shadow: var(--shadow-glow-cyan);
}

.switch-card--tactile:hover {
  border-color: var(--color-magenta);
  box-shadow: var(--shadow-glow-magenta);
}

.switch-card--clicky:hover {
  border-color: var(--color-amber);
  box-shadow: var(--shadow-glow-amber);
}

.switch-card--silent:hover {
  border-color: var(--color-green);
  box-shadow: 0 0 20px rgba(0, 255, 136, 0.3);
}

.switch-card-type {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.625rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  padding: var(--spacing-xs) var(--spacing-sm);
  border-radius: var(--radius-sm);
  margin-bottom: var(--spacing-md);
}

.switch-card--linear .switch-card-type {
  background: rgba(0, 245, 255, 0.2);
  color: var(--color-cyan);
}

.switch-card--tactile .switch-card-type {
  background: rgba(255, 0, 170, 0.2);
  color: var(--color-magenta);
}

.switch-card--clicky .switch-card-type {
  background: rgba(255, 170, 0, 0.2);
  color: var(--color-amber);
}

.switch-card--silent .switch-card-type {
  background: rgba(0, 255, 136, 0.2);
  color: var(--color-green);
}

.switch-card-name {
  font-family: var(--font-mono);
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: var(--spacing-xs);
}

.switch-card-weight {
  font-family: var(--font-mono);
  font-size: 0.875rem;
  color: var(--color-text-muted);
  margin-bottom: var(--spacing-md);
}

.switch-card-review {
  font-size: 0.8125rem;
  color: var(--color-text-secondary);
  line-height: 1.6;
}

/* -----------------------------------------
   Contact Methods Section (Contact Page)
   ----------------------------------------- */
.contact-methods {
  background-color: var(--color-bg-secondary);
}

.contact-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: var(--spacing-lg);
}

.contact-method-card {
  padding: var(--spacing-xl);
  background: var(--color-bg-card);
  border: 1px solid rgba(255, 255, 255, 0.05);
  border-radius: var(--radius-lg);
  text-align: center;
  transition: var(--transition-normal);
}

.contact-method-card:hover {
  border-color: var(--color-cyan);
  transform: translateY(-8px);
  box-shadow: var(--shadow-glow-cyan);
}

.contact-method-icon {
  width: 64px;
  height: 64px;
  background: var(--color-bg-tertiary);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  margin: 0 auto var(--spacing-md);
}

.contact-method-title {
  font-family: var(--font-mono);
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: var(--spacing-sm);
}

.contact-method-value {
  font-family: var(--font-mono);
  font-size: 0.875rem;
  color: var(--color-cyan);
  margin-bottom: var(--spacing-sm);
}

.contact-method-note {
  font-size: 0.75rem;
  color: var(--color-text-muted);
}

/* -----------------------------------------
   Terminal Contact Section (Contact Page)
   ----------------------------------------- */
.terminal-contact {
  background: linear-gradient(180deg, var(--color-bg-secondary) 0%, var(--color-bg-primary) 100%);
  padding: var(--spacing-xl) 0;
}

.terminal-window--large {
  max-width: 700px;
  margin: 0 auto;
}

.terminal-window--small {
  display: inline-block;
}

.terminal-output--highlight {
  color: var(--color-cyan);
}

/* -----------------------------------------
   Preferences Detailed Section (Contact Page)
   ----------------------------------------- */
.preferences-detailed {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-2xl);
}

.preference-section {
  padding: var(--spacing-xl);
  background: var(--color-bg-card);
  border: 1px solid rgba(255, 255, 255, 0.05);
  border-radius: var(--radius-lg);
}

.preference-section-title {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  font-family: var(--font-mono);
  font-size: 1.25rem;
  font-weight: 600;
  margin-bottom: var(--spacing-sm);
}

.preference-section-icon {
  font-size: 1.5rem;
}

.preference-section-description {
  color: var(--color-text-secondary);
  margin-bottom: var(--spacing-xl);
  max-width: 700px;
}

.preference-bars-detailed {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-lg);
}

.preference-bar-item {
  max-width: 600px;
}

.preference-bar-header {
  display: flex;
  justify-content: space-between;
  margin-bottom: var(--spacing-xs);
}

.preference-bar-label {
  font-family: var(--font-mono);
  font-size: 0.875rem;
  font-weight: 500;
}

.preference-bar-value {
  font-family: var(--font-mono);
  font-size: 0.875rem;
  color: var(--color-text-muted);
}

.preference-bar-track {
  height: 10px;
  background: var(--color-bg-tertiary);
  border-radius: 5px;
  overflow: hidden;
  margin-bottom: var(--spacing-xs);
}

.preference-bar-fill {
  height: 100%;
  width: var(--fill-width);
  border-radius: 5px;
  transition: width 1s ease;
}

.preference-bar-fill--cyan {
  background: linear-gradient(90deg, var(--color-cyan), var(--color-green));
}

.preference-bar-fill--magenta {
  background: linear-gradient(90deg, var(--color-magenta), var(--color-cyan));
}

.preference-bar-fill--amber {
  background: linear-gradient(90deg, var(--color-amber), var(--color-magenta));
}

.preference-bar-fill--green {
  background: linear-gradient(90deg, var(--color-green), var(--color-cyan));
}

.preference-bar-fill--gray {
  background: var(--color-text-muted);
}

.preference-bar-note {
  font-size: 0.75rem;
  color: var(--color-text-muted);
}

.preference-comparison {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--spacing-xl);
}

.preference-comparison-title {
  font-family: var(--font-mono);
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-cyan);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: var(--spacing-lg);
}

@media (max-width: 768px) {
  .preference-comparison {
    grid-template-columns: 1fr;
  }
}

/* -----------------------------------------
   FAQ Section (Contact Page)
   ----------------------------------------- */
.faq {
  background: linear-gradient(180deg, var(--color-bg-primary) 0%, var(--color-bg-secondary) 100%);
}

.faq-list {
  max-width: 800px;
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
}

.faq-item {
  background: var(--color-bg-card);
  border: 1px solid rgba(255, 255, 255, 0.05);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.faq-item[open] {
  border-color: rgba(0, 245, 255, 0.3);
}

.faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--spacing-lg);
  cursor: pointer;
  list-style: none;
}

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

.faq-question-text {
  font-family: var(--font-mono);
  font-weight: 500;
}

.faq-icon {
  font-size: 1.5rem;
  color: var(--color-cyan);
  transition: var(--transition-fast);
}

.faq-item[open] .faq-icon {
  transform: rotate(45deg);
}

.faq-answer {
  padding: 0 var(--spacing-lg) var(--spacing-lg);
  color: var(--color-text-secondary);
}

.faq-answer p {
  margin-bottom: var(--spacing-md);
}

.faq-answer ul {
  margin-left: var(--spacing-lg);
  margin-bottom: var(--spacing-md);
}

.faq-answer li {
  position: relative;
  padding-left: var(--spacing-md);
  margin-bottom: var(--spacing-xs);
}

.faq-answer li::before {
  content: '›';
  position: absolute;
  left: 0;
  color: var(--color-cyan);
}

/* -----------------------------------------
   Resources Section (Contact Page)
   ----------------------------------------- */
.resources {
  background-color: var(--color-bg-secondary);
}

.resources-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--spacing-lg);
}

.resource-card {
  padding: var(--spacing-xl);
  background: var(--color-bg-card);
  border: 1px solid rgba(255, 255, 255, 0.05);
  border-radius: var(--radius-lg);
}

.resource-card-icon {
  font-size: 2rem;
  margin-bottom: var(--spacing-md);
}

.resource-card-title {
  font-family: var(--font-mono);
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: var(--spacing-md);
}

.resource-list li {
  padding: var(--spacing-sm) 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.resource-list li:last-child {
  border-bottom: none;
}

.resource-list a {
  font-size: 0.875rem;
  color: var(--color-text-secondary);
  transition: var(--transition-fast);
}

.resource-list a:hover {
  color: var(--color-cyan);
}

/* -----------------------------------------
   Keyboard Card Styles
   ----------------------------------------- */
.keyboard-card {
  background: var(--color-bg-card);
  border: 1px solid rgba(255, 255, 255, 0.05);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: var(--transition-normal);
}

.keyboard-card:hover {
  transform: translateY(-8px);
  border-color: rgba(0, 245, 255, 0.3);
  box-shadow: var(--shadow-card), var(--shadow-glow-cyan);
}

.keyboard-card-image {
  aspect-ratio: 16 / 10;
  overflow: hidden;
  position: relative;
}

.keyboard-card-placeholder {
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, var(--color-bg-tertiary) 0%, var(--color-bg-secondary) 100%);
  display: flex;
  align-items: center;
  justify-content: center;
}

.keyboard-icon {
  font-size: 4rem;
  opacity: 0.3;
}

.keyboard-card-content {
  padding: var(--spacing-lg);
}

.keyboard-card-title {
  font-family: var(--font-mono);
  font-size: 1.25rem;
  font-weight: 600;
  margin-bottom: var(--spacing-xs);
}

.keyboard-card-subtitle {
  font-size: 0.875rem;
  color: var(--color-cyan);
  margin-bottom: var(--spacing-md);
}

.keyboard-card-specs {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
}

.keyboard-card-specs li {
  display: flex;
  justify-content: space-between;
  font-size: 0.875rem;
  padding: var(--spacing-sm) 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.keyboard-card-specs li:last-child {
  border-bottom: none;
}

.spec-label {
  color: var(--color-text-muted);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.spec-value {
  color: var(--color-text-secondary);
}

/* -----------------------------------------
   Keycap Styles
   ----------------------------------------- */
.keycap {
  background: linear-gradient(145deg, var(--color-bg-tertiary), var(--color-bg-secondary));
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow:
    0 8px 0 var(--color-bg-primary),
    0 12px 20px rgba(0, 0, 0, 0.5);
  transition: var(--transition-normal);
  cursor: default;
}

.keycap:hover {
  transform: translateY(4px);
  box-shadow:
    0 4px 0 var(--color-bg-primary),
    0 8px 15px rgba(0, 0, 0, 0.5);
}

.keycap--large {
  width: 100px;
  height: 100px;
}

.keycap--medium {
  width: 80px;
  height: 80px;
}

.keycap--accent {
  background: linear-gradient(145deg, var(--color-magenta), #cc0088);
  box-shadow:
    0 8px 0 #660044,
    0 12px 20px rgba(0, 0, 0, 0.5),
    var(--shadow-glow-magenta);
}

.keycap-legend {
  font-family: var(--font-mono);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--color-text-primary);
}

.keycap--accent .keycap-legend,
.keycap--cyan .keycap-legend,
.keycap--magenta .keycap-legend {
  color: #fff;
}

/* -----------------------------------------
   Terminal Window Styles
   ----------------------------------------- */
.terminal-window {
  background: var(--color-bg-secondary);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-card);
}

.terminal-header {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  padding: var(--spacing-md);
  background: var(--color-bg-tertiary);
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.terminal-button {
  width: 12px;
  height: 12px;
  border-radius: 50%;
}

.terminal-button--red { background: #ff5f57; }
.terminal-button--yellow { background: #febc2e; }
.terminal-button--green { background: #28c840; }

.terminal-title {
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--color-text-muted);
}

.terminal-body {
  padding: var(--spacing-lg);
  font-family: var(--font-mono);
  font-size: 0.875rem;
}

.terminal-line {
  margin-bottom: var(--spacing-sm);
}

.terminal-prompt {
  color: var(--color-green);
  margin-right: var(--spacing-sm);
}

.terminal-output {
  color: var(--color-text-secondary);
  margin-bottom: var(--spacing-md);
  padding-left: var(--spacing-lg);
}

.terminal-cursor {
  color: var(--color-cyan);
  animation: blink 1s step-end infinite;
}

/* -----------------------------------------
   Footer
   ----------------------------------------- */
.footer {
  background: var(--color-bg-secondary);
  padding: var(--spacing-xl) 0 var(--spacing-lg);
  border-top: 1px solid rgba(255, 255, 255, 0.05);
}

.footer-content {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: var(--spacing-xl);
  align-items: center;
  margin-bottom: var(--spacing-xl);
}

.footer-brand {
  text-align: left;
}

.footer-logo {
  display: inline-flex;
  font-family: var(--font-mono);
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: var(--spacing-sm);
}

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

.footer-nav {
  display: flex;
  justify-content: center;
  gap: var(--spacing-lg);
}

.footer-link {
  font-family: var(--font-mono);
  font-size: 0.875rem;
  color: var(--color-text-secondary);
  transition: var(--transition-fast);
}

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

.footer-social {
  display: flex;
  justify-content: flex-end;
  gap: var(--spacing-md);
}

.social-link {
  width: 40px;
  height: 40px;
  background: var(--color-bg-tertiary);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.125rem;
  transition: var(--transition-fast);
}

.social-link:hover {
  border-color: var(--color-cyan);
  color: var(--color-cyan);
}

.footer-bottom {
  text-align: center;
  padding-top: var(--spacing-xl);
  border-top: 1px solid rgba(255, 255, 255, 0.05);
}

.footer-keyboard {
  display: flex;
  justify-content: center;
  gap: 4px;
  margin-bottom: var(--spacing-lg);
  flex-wrap: wrap;
}

.footer-key {
  width: 32px;
  height: 32px;
  background: var(--color-bg-tertiary);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--color-text-secondary);
  box-shadow: 0 2px 0 rgba(0, 0, 0, 0.3);
  transition: var(--transition-fast);
}

.footer-key:hover {
  color: var(--color-cyan);
  border-color: var(--color-cyan);
}

.footer-key--space {
  width: 24px;
  background: transparent;
  border: none;
  box-shadow: none;
}

.footer-copyright {
  font-size: 0.875rem;
  color: var(--color-text-muted);
}

@media (max-width: 768px) {
  .footer-content {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .footer-brand {
    text-align: center;
  }

  .footer-social {
    justify-content: center;
  }
}

/* -----------------------------------------
   Scroll Animations
   ----------------------------------------- */
.fade-in {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

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

/* -----------------------------------------
   Responsive Design
   ----------------------------------------- */
@media (max-width: 768px) {
  .hero {
    padding: var(--spacing-lg);
  }

  .hero-keyboard {
    transform: scale(0.8);
  }

  .section {
    padding: var(--spacing-xl) 0;
  }

  .section-title {
    flex-direction: column;
    align-items: flex-start;
    gap: var(--spacing-sm);
  }

  .keycap--large {
    width: 70px;
    height: 70px;
  }

  .keycap--medium {
    width: 56px;
    height: 56px;
  }

  .keycap-legend {
    font-size: 1rem;
  }
}

@media (max-width: 480px) {
  html {
    font-size: 14px;
  }

  .container {
    padding: 0 var(--spacing-md);
  }

  .hero-keyboard {
    display: none;
  }

  .footer-keyboard {
    max-width: 280px;
    margin-left: auto;
    margin-right: auto;
  }
}